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+2008-12-31 Uros Bizjak <ubizjak@gmail.com>
+
+ * sched-deps.c (sched_analyze_2) [UNSPEC_VOLATILE]: Flush pending
+ memory loads and stores.
+
+2008-12-31 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/38505
+ * tree-ssa-ccp.c (may_propagate_address_into_dereference): Return
+ false if ADDR's operand has incomplete type.
+
+ Revert:
+ 2008-12-15 Jakub Jelinek <jakub@redhat.com>
+ PR middle-end/38505
+ * tree-ssa.c (useless_type_conversion_p_1): Return
+ false if inner_type is incomplete and outer_type is complete.
+
+2008-12-31 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/38676
+ * gimplify.c (gimple_regimplify_operands): For GIMPLE_SWITCH
+ only regimplify switch index.
+
+2008-12-30 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/38645
+ * tree-ssa-ccp.c (fold_gimple_assign): Use the correct pointer
+ type.
+ * tree-ssa-dom.c (cprop_operand): Simplify. Do not propagate
+ volatileness changing operands.
+
+2008-12-30 Steven Bosscher <steven@gcc.gnu.org>
+
+ * tree-cfg.c (verify_eh_throw_stmt_node): Return nonzero,
+ to visit all EH statement and fix EH checking.
+
+2008-12-31 Seongbae Park <seongbae.park@gmail.com>
+
+ Revert:
+ 2008-12-29 Seongbae Park <seongbae.park@gmail.com>
+ * tree-profile.c (tree_init_ic_make_global_vars): Make static
+ variables TLS.
+
+2008-12-30 Andrew Pinski <pinskia@gmail.com>
+
+ PR middle-end/38661
+ * tree-switch-conversion.c (build_constructors): Test for wrapping of
+ pos case.
+
+2008-12-30 Steven Bosscher <steven@gcc.gnu.org>
+
+ PR middle-end/38584
+ * ipa-inline.c (compute_inline_parameters): When not optimizing,
+ don't compute the inline parameters, just set them to 0 instead.
+
+2008-12-30 Paolo Bonzini <bonzini@gnu.org>
+
+ PR tree-optimization/38572
+ * tree-vrp.c (vrp_visit_phi_node): Look out for invalid ranges
+ and change them to VARYING.
+
+2008-12-30 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/38564
+ * fold-const.c (fold_comparison): Use the correct result type.
+
+2008-12-30 Dorit Nuzman <dorit@il.ibm.com>
+ Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/38529
+ * tree-vect-transform (vect_transform_stmt): Handle inner-loop stmts
+ whose DEF is used in the loop-nest that is being vectorized, but
+ outside the immediately enclosing loop.
+
+2008-12-29 Seongbae Park <seongbae.park@gmail.com>
+
+ * tree-profile.c (tree_init_ic_make_global_vars): Make static
+ variables TLS.
+
+2008-12-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/36191
+ * tree-complex.c (expand_complex_libcall): Call
+ maybe_clean_or_replace_eh_stmt and gimple_purge_dead_eh_edges
+ instead of passing true as 3rd argument to gsi_replace.
+
+2008-12-28 Uros Bizjak <ubizjak@gmail.com>
+
+ PR middle-end/38652
+ * dse.c: Include target.h.
+ * Makefile.in (dse.o): Depend on $(TARGET_H).
+
+2008-12-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR driver/38381
+ * gcc.c (process_command): Accept also -b with configuration name
+ in the next argument.
+ * doc/invoke.texi (-b): Document that no hyphen is required if
+ configuration name is in the next argument after -b.
+
+2008-12-27 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/38641
+ * gimple-pretty-print.c (dump_binary_rhs): Print
+ VEC_WIDEN_MULT_HI_EXPR, VEC_WIDEN_MULT_LO_EXPR,
+ VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR, VEC_PACK_FIX_TRUNC_EXPR,
+ VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR
+ VEC_INTERLEAVE_HIGH_EXPR and VEC_INTERLEAVE_LOW_EXPR similarly
+ to COMPLEX_EXPR, MIN_EXPR and MAX_EXPR.
+
+ PR middle-end/38633
+ * tree-cfg.c (replace_block_vars_by_duplicates): Only call
+ replace_by_duplicate_decl for VAR_DECLs or CONST_DECLs.
+
+2008-12-24 Kazu Hirata <kazu@codesourcery.com>
+
+ * Makefile.in (GTFILES): Add $(srcdir)/expr.h.
+ * expr.h: Fix the declaration of block_clear_fn.
+
+2008-12-23 Andrew Pinski <pinski@gmail.com>
+
+ PR middle-end/38590
+ * fold-const.c (fold_binary): Call fold_convert on arguments to
+ fold_build2 for negative divide optimization.
+
+2008-12-23 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/31150
+ * dse.c (struct store_info): Add const_rhs field.
+ (clear_rhs_from_active_local_stores): Clear also const_rhs.
+ (record_store): Try also cselib_expand_value_rtx to get a constant.
+ (find_shift_sequence, get_stored_val): Use const_rhs instead of
+ rhs if worthwhile.
+ * cselib.c (cselib_record_sets): If !cselib_record_memory and
+ there is just one set from read-only MEM, look at REG_EQUAL or
+ REG_EQUIV note.
+
+ * dse.c (struct store_info): Add redundant_reason field.
+ (record_store): When storing the same constant as has been stored by
+ an earlier store, set redundant_reason field to the earlier store's
+ insn_info_t. Don't delete cannot_delete insns.
+ (find_shift_sequence): Remove read_info argument, add read_mode
+ and require_cst arguments. Return early if require_cst and
+ constant wouldn't be returned.
+ (get_stored_val): New function.
+ (replace_read): Use it.
+ (scan_insn): Put even cannot_delete insns with exactly 1 store
+ into active_local_stores.
+ (dse_step1): Don't delete cannot_delete insns. Remove redundant
+ constant stores if contains_cselib_groups and earlier store storing
+ the same value hasn't been eliminated.
+ (dse_step6): Renamed to dse_step7. New function.
+ (dse_step7): Renamed from dse_step6.
+ (rest_of_handle_dse): Call dse_step6 and dse_step7 at the end.
+ * cselib.c (cselib_expand_value_rtx): Don't wrap CONST_INTs
+ into CONST unless really necessary. Handle SUBREG, unary,
+ ternary, bitfield and compares specially, to be able to simplify
+ operations on constants.
+ (expand_loc): Try to optimize LO_SUM.
+
+ * dse.c (get_call_args): New function.
+ (scan_insn): Don't handle BUILT_IN_BZERO. For memset, attempt
+ to get call arguments and if successful and both len and val are
+ constants, handle the call as (mem:BLK) (const_int) store.
+
+ * dse.c (struct store_info): Add is_large bool field, change
+ positions_needed into a union of a bitmask and bitmap + count.
+ (free_store_info): Free bitmap if is_large.
+ (set_usage_bits): Don't look at stores where
+ offset + width >= MAX_OFFSET.
+ (set_position_unneeded, set_all_positions_unneeded,
+ any_positions_needed_p, all_positions_needed_p): New static inline
+ functions.
+ (record_store): Handle BLKmode stores of CONST_INT, if
+ MEM_SIZE is set on the MEM. Use the new positions_needed
+ accessor inlines.
+ (replace_read): Handle reads from BLKmode CONST_INT stores.
+ (check_mem_read_rtx): Use all_positions_needed_p function.
+ (dse_step1): Free large positions_needed bitmaps and clear is_large.
+
+ * dse.c (struct store_info): Change begin and end types to
+ HOST_WIDE_INT.
+
+ * dse.c (record_store): Fix check for unused store.
+
+ * expr.c (block_clear_fn): No longer static.
+ * expr.h (block_clear_fn): Declare.
+ * dse.c (scan_insn): Memset and bzero can just read their arguments.
+
+ * config/i386/i386.c (expand_setmem_via_rep_stos): Add ORIG_VALUE
+ argument. If ORIG_VALUE is const0_rtx and COUNT is constant,
+ set MEM_SIZE on DESTMEM.
+ (ix86_expand_setmem): Adjust callers.
+
+ PR target/38488
+ * expr.h (get_mem_align_offset): New prototype.
+ * emit-rtl.c (get_mem_align_offset): New function.
+ * config/i386/i386.c (expand_movmem_via_rep_mov): Set MEM_SIZE
+ correctly.
+ (expand_constant_movmem_prologue, expand_constant_setmem_prologue):
+ New functions.
+ (ix86_expand_movmem): Optimize if COUNT_EXP
+ is constant, desired_align > align and dst & (desired_align - 1)
+ is computable at compile time.
+ (ix86_expand_setmem): Likewise.
+
+ * builtins.c (get_memory_rtx): Try to derive MEM_ATTRS from not yet
+ resolved SAVE_EXPR or POINTER_PLUS_EXPR.
+
+2008-12-22 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/elf.h (ASM_OUTPUT_EXTERNAL): New macro.
+
+ PR target/34571
+ * config/alpha/predicates.md (symbolic_operand): Return 1 for a
+ label_ref with an offset.
+
+2008-12-21 Andrew Pinski <pinskia@gmail.com>
+
+ PR target/38300
+ * configure: Regenerate.
+
+2008-12-21 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips-dsp.md (mips_lbux): Turn into a define_expand,
+ changing operand 1 to a pmode_register_operand.
+ (mips_lhx, mips_lwx): Likewise.
+ (mips_lbux_<mode>, mips_lhx_<mode>, mips_lwx_<mode>): New patterns.
+ * config/mips/mips.c (mips_prepare_builtin_arg): Get the mode of
+ the value from the argument expression.
+
+2008-12-21 Jan Hubicka <jh@suse.cz>
+ Kai Tietz <kai.tietz@onevision.com>
+
+ * i386.md (UNSPEC_MS_TO_SYSV_CALL): New constant.
+ (call_1_rex64_ms_sysv, call_value_0_rex64_ms_sysv,
+ call_value_1_rex64_ms_sysv): New patterns.
+ * i386.c (function_arg_ms_64): Pass magical value of -2 as callarg.
+ (ix86_expand_call): Emit extra clobbers for ms->sysv ABI calls.
+
+2008-12-21 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/alpha.c (alpha_pad_noreturn): New static function.
+ (alpha_reorg): Call alpha_pad_noreturn.
+
+2008-12-21 Denis Chertykov <denisc@overta.ru>
+
+ * config/avr/avr.md ("andsi3"): Fix wrong cc attribute.
+
+2008-12-20 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR target/37610
+ * configure.ac (gcc_cv_as_cfi_advance_working): Fall back to 'no'
+ if readelf is nowhere to be found.
+ * configure: Regenerate.
+
+2008-12-19 Andrew Haley <aph@redhat.com>
+
+ * builtins.c, tree-ssa-loop-ivopts.c, fixed-value.c:
+ Fix comments.
+
+2008-12-19 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/38548
+ * arm/t-linux (LIB1ASMFUNCS): Add _arm_addsubdf3 and _arm_addsubsf3.
+ * arm/lib1funcs.asm (clzsi2): Use RET macro for return instruction.
+
+2008-12-19 Richard Earnshaw <rearnsha@arm.com>
+
+ PR bootstrap/38578
+ * arm.c (load_multiple_sequence): Initialize ORDER array.
+ (store_multiple_sequence): Likewise.
+ (output_move_double): Make reg0 unsigned.
+ (arm_output_epilogue): Make amount unsigned.
+ (arm_expand_prologue): Move declaration of dwarf before block
+ statements.
+
+2008-12-19 Steve Ellcey <sje@cup.hp.com>
+
+ * df-scan.c (df_hard_reg_init): Move declaration of i.
+
+2008-12-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/37739
+ * config.host: For powerpc*-*-linux* host with 32-bit GCC,
+ use rs6000/x-linux-relax snippet if ld is new enough,
+ otherwise use rs6000/x-linux-O1.
+ * config/rs6000/x-linux-relax: New file.
+ * config/x-cflags-O1: New file.
+
+2008-12-18 Joseph Myers <joseph@codesourcery.com>
+
+ * config/rs6000/rs6000.c (rs6000_generate_compare): Condition
+ choice of e500 comparison instructions on flag_finite_math_only &&
+ !flag_trapping_math, not flag_unsafe_math_optimizations.
+ * config/rs6000/rs6000.md (abstf2): Condition choice of e500
+ instructions on flag_finite_math_only && !flag_trapping_math, not
+ flag_unsafe_math_optimizations.
+ (bltgt, sltgt): Disable for TARGET_HARD_FLOAT && !TARGET_FPRS.
+ * config/rs6000/spe.md (cmpsfeq_gpr, tstsfeq_gpr, cmpsfgt_gpr,
+ tstsfgt_gpr, cmpsflt_gpr, tstsflt_gpr, cmpdfeq_gpr, tstdfeq_gpr,
+ cmpdfgt_gpr, tstdfgt_gpr, cmpdflt_gpr, tstdflt_gpr, cmptfeq_gpr,
+ tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
+ Condition choice of comparison instructions on
+ flag_finite_math_only && !flag_trapping_math, not
+ flag_unsafe_math_optimizations.
+
+2008-12-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * configure: Regenerate.
+
+2008-12-18 Jan Hubicka <jh@suse.cz>
+ Kai Tietz <kai.tietz@onevision.com>
+
+ * df-scan.c (persistent_obstack, df_invalidated_by_call): Remove.
+ (df_scan_start_dump, df_get_call_refs, df_hard_reg_init): Rename
+ df_invalidated_by_call to invalidated_by_call_regset.
+ * df.h (df_invalidated_by_call): Remove.
+ * regclass.c (regs_invalidated_by_call_regset, persistent_obstack):
+ New variables.
+ (init_reg_sets_1): Initialize regs_invalidated_by_call_regset.
+ (globalize_reg): Likewise.
+ * df-problems.c (df_rd_local_compute, df_lr_confluence_n,
+ df_byte_lr_alloc): Rename df_invalidated_by_call to
+ invalidated_by_call_regset.
+ * basic-block.h (regs_invalidated_by_call_regset): Declare.
+
+2008-12-18 Jan Hubicka <jh@suse.cz>
+ Kai Tietz <kai.tietz@onevision.com>
+
+ * ira-cost.c (copy_cost): Lazilly initialize move_cost if needed.
+
+2008-12-18 Jan Hubicka <jh@suse.cz>
+ Kai Tietz <kai.tietz@onevision.com>
+
+ * i386.h (CONDITIONAL_REGISTER_USAGE): Initialize for current
+ function ABI.
+ * i386.c (ix86_call_abi_override): Do not trigger target re-init and
+ do not try to modify call used regs.
+ (ix86_maybe_switch_abi): New function.
+ (TARGET_EXPAND_TO_RTL_HOOK): New macro.
+
+2008-12-18 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR rtl-optimization/37922
+ * dse.c (bb_info): Added regs_live field.
+ (look_for_hardregs): New function.
+ (replace_read): Added regs_live parameter and code to check that
+ shift sequence does not clobber live hardregs.
+ (check_mem_read_rtx): Added parameter to replace_read.
+ (dse_step1): Added regs_live bitmap and initialize it.
+ (rest_of_handle_dse): Added DF_NOTES problem and earlier call to
+ df_analyze.
+ * df-problems.c Renamed to df_simulate_initialize_backwards.
+ (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
+ (df_simulate_artificial_refs_at_top): Renamed to
+ df_simulate_finalize_backwards.
+ (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
+ df_simulate_finalize_backwards): New functions.
+ * df.h (df_simulate_artificial_refs_at_end): Renamed to
+ df_simulate_initialize_backwards.
+ (df_simulate_one_insn): Renamed to df_simulate_one_insn_backwards.
+ (df_simulate_artificial_refs_at_top): Renamed to
+ df_simulate_finalize_backwards.
+ (df_simulate_initialized_forwards, df_simulate_one_insn_forwards,
+ df_simulate_finalize_backwards): New functions.
+ * ra-conflict.c (global_conflicts): Renamed
+ df_simulate_artificial_refs_at_end to
+ df_simulate_initialize_backwards.
+ * sel-sched.c (propagate_lv_set): Renamed df_simulate_one_insn to
+ df_simulate_one_insn_backwards.
+ * ifcvt.c (dead_or_predicable): Renamed
+ df_simulate_artificial_refs_at_end to
+ df_simulate_initialize_backwards. Renamed df_simulate_one_insn to
+ df_simulate_one_insn_backwards.
+ * recog.c (peephole2_optimize): Ditto.
+ * rtl-factoring (collect_pattern_seqs, clear_regs_live_in_seq): Ditto.
+
+2008-12-18 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/38533
+ * tree-ssa-reassoc.c (remove_visited_stmt_chain): New function.
+ (rewrite_expr_tree): Add moved argument, move stmts together if
+ needed. Call remove_visited_stmt_chain.
+ (linearize_expr_tree): Don't move stmts here.
+ (reassociate_bb): Call remove_visited_stmt_chain if num ops is 1.
+ Adjust rewrite_expr_tree caller.
+
+ PR middle-end/38505
+ * tree-ssa.c (useless_type_conversion_p_1): Return
+ false if inner_type is incomplete and outer_type is complete.
+
+2008-12-17 Sebastian Pop <sebastian.pop@amd.com>
+
+ * doc/install.texi (Prerequisites): Document PPL and CLooG-PPL
+ dependences and the configure options.
+ (Configuration): Document --with-cloog, --with-ppl, --with-cloog-lib,
+ --with-ppl-lib, --with-cloog-incude, --with-ppl-include.
+
+2008-12-17 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR middle-end/38556
+ * calls.c (expand_call): Check outgoing_reg_parm_stack_space
+ only if REG_PARM_STACK_SPACE is defined.
+
+2008-12-17 Jan Hubicka <jh@suse.cz>
+ Kai Tietz <kai.tietz@onevision.com>
+
+ * calls.c (expand_call): Do not sibcall if
+ outgoing_reg_parm_stack_space does not match.
+
+2008-12-16 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_mcu_t): Add attiny87, attiny327, at90pwm81,
+ atmega16m1, at90scr100, atmega128rfa1, m3000f, m3000s and m3001b
+ devices.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
+ * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
+
+2008-12-16 Hariharan Sandanagobalane <hariharan@picochip.com>
+
+ PR target/38842
+ * config/picochip/picochip.opt (mae): Squeezed the comments onto one
+ line.
+
+2008-12-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * configure.ac (gcc_cv_ld_hidden): Sun ld on Solaris 9 and up
+ supports hidden.
+ * configure: Regenerate.
+
+2008-12-16 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/37436
+ * arm.c (arm_legitimate_index): Only accept addresses that are in
+ canonical form.
+ * predicates.md (arm_reg_or_extendqisi_mem_op): New predicate.
+ * arm.md (extendqihi2): Use arm_reg_or_extendqisi_mem_op predicate
+ for operand1.
+ (extendqisi2): Likewise.
+ (arm_extendqisi, arm_extendqisi_v6): Use arm_extendqisi_mem_op
+ predicate for operand1.
+
+2008-12-15 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.c (mips_output_conditional_branch): Assert that
+ openrands[1] is a CODE_LABEL.
+
+2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_expand_builtin_direct): Set TARGET to
+ the result of mips_prepare_builtin_target.
+
+2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_abicalls
+ if TARGET_ABICALLS is true.
+
+2008-12-15 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.md (move_doubleword_fpr<mode>): Use
+ TARGET_FLOAT64 && !TARGET_64BIT to detect the mxhc1 case.
+
+2008-12-15 Hariharan Sandanagobalane <hariharan@picochip.com>
+
+ * config/picochip/picochip.c (picochip_override_options): Disable CFI
+ asm and change the signature of brev and byteSwap functions to use
+ unsigned values.
+ * config/picochip/picochip.md (commsTestPort): This is a complex
+ instruction and should not be vliwed. Don't set insn type.
+
+2008-12-15 Wolfgang Gellerich <gellerich@de.ibm.com>
+ * config/s390/s390.c (s390_swap_cmp): New function.
+ (s390_non_addr_reg_read_p): New function.
+ (s390_z10_optimize_cmp): New function.
+ (s390_reorg): Added call to s390_optimize_cmp.
+ * config/s390/s390.md (nop1): New insn.
+
+2008-12-12 Rainer Emrich <r.emrich@de.tecosim.com>
+
+ PR bootstrap/38383
+ * pa64-hpux.h (LINK_GCC_C_SEQUENCE_SPEC): Don't hardcode search path
+ for the milli.a library.
+
+2008-12-12 Andrew Pinski <andrew_pinskia@playstation.sony.com>
+ Peter Bergner <bergner@vnet.ibm.com>
+
+ PR target/24779
+ * config/rs6000/rs6000.md (call_indirect_aix32): Move the load of the
+ TOC into the call pattern.
+ (call_indirect_aix64): Likewise.
+ (call_value_indirect_aix32): Likewise.
+ (call_value_indirect_aix64): Likewise.
+ (call_indirect_nonlocal_aix32_internal): New insn and split patterns
+ to split off the load of the TOC.
+ (call_indirect_nonlocal_aix32): Enable only after reload.
+ (call_indirect_nonlocal_aix64_internal): New insn and split patterns
+ to split off the load of the TOC.
+ (call_indirect_nonlocal_aix64): Enable only after reload.
+ (call_value_indirect_nonlocal_aix32_internal): New insn and split
+ patterns to split off the load of the TOC.
+ (call_value_indirect_nonlocal_aix32): Enable only after reload.
+ (call_value_indirect_nonlocal_aix64_internal): New insn and split
+ patterns to split off the load of the TOC.
+ (call_value_indirect_nonlocal_aix64): Enable only after reload.
+
+2008-12-12 Andreas Schwab <schwab@suse.de>
+
+ Revert:
+ 2008-12-12 Andreas Schwab <schwab@suse.de>
+ * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
+ a BARRIER insn.
+
+2008-12-12 Zdenek Dvorak <ook@ucw.cz>
+
+ PR tree-optimization/32044
+ * tree-scalar-evolution.h (expression_expensive_p): Declare.
+ * tree-scalar-evolution.c (expression_expensive_p): New function.
+ (scev_const_prop): Avoid introducing expensive expressions.
+ * tree-ssa-loop-ivopts.c (may_eliminate_iv): Ditto.
+
+2008-12-12 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR middle-end/38409
+ * graphite.c (nb_reductions_in_loop): Use simple_iv.
+
+2008-12-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
+
+ * config/i386/x86intrin.h: New header file to support all x86
+ intrinsics
+ * config.gcc (extra_headers): For x86 and x86-64, add x86intrin.h
+
+2008-12-12 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/38402
+ * gcc/doc/md.texi: Remove Y and document Yz, Y2, Yi and Ym
+ constraints for x86.
+
+2008-12-12 Andreas Schwab <schwab@suse.de>
+
+ * cfgrtl.c (rtl_verify_flow_info_1): Don't apply BLOCK_FOR_INSN on
+ a BARRIER insn.
+
+2008-12-12 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/sync.md (memory_barrier): Remove mem:BLK from operands.
+ Use Pmode for scratch reg.
+ (*mb_internal): Use (match_dup 0) for unspec operand.
+
+2008-12-12 Alexandre Oliva <aoliva@redhat.com>
+
+ * tree-vrp.c (extract_range_from_binary_expr): Don't shift by
+ floor_log2 of zero. Negate widened zero.
+
+2008-12-12 Ben Elliston <bje@au.ibm.com>
+
+ * config/fp-bit.c (nan): Rename from this ...
+ (makenan): ... to this.
+
+2008-12-11 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.md (*branch_bit<bbv><mode>,
+ *branch_bit<bbv><mode>_inverted): Renumber operands so that the
+ label becomes operands[1].
+
+2008-12-11 Harsha Jagasia <harsha.jagasia@amd.com>
+
+ PR tree-optimization/38446
+ * graphite.c (register_bb_in_sese): New.
+ (bb_in_sese_p): Check if bb belongs to sese region by explicitly
+ looking at the bbs in the region.
+ * graphite.h (sese): Add region_basic_blocks pointer set to
+ structure and initialize at the time of defining new scop.
+
+2008-12-11 Tobias Grosser <grosser@fim.uni-passau.de>
+
+ * graphite.c (new_graphite_bb): Initialize GBB_STATIC_SCHEDULE.
+ (find_params_in_bb): Do not free data refs.
+ (free_graphite_bb): Add FIXME on disabled free_data_refs.
+
+2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite.c (struct ivtype_map_elt): New.
+ (debug_ivtype_elt, debug_ivtype_map_1, debug_ivtype_map,
+ new_ivtype_map_elt, ivtype_map_elt_info, eq_ivtype_map_elts,
+ gcc_type_for_cloog_iv): New.
+ (loop_iv_stack_patch_for_consts): Use the type of the induction
+ variable from the original loop, except for the automatically
+ generated loops, i.e., in the case of a strip-mined loop, in
+ which case there is no original loop: in that case just use
+ integer_type_node.
+ (new_graphite_bb): Initialize GBB_CLOOG_IV_TYPES.
+ (free_graphite_bb): Free GBB_CLOOG_IV_TYPES.
+ (clast_name_to_gcc): Accept params to be NULL.
+ (clast_to_gcc_expression): Take an extra parameter for the type.
+ Convert to that type all the expressions built by this function.
+ (gcc_type_for_clast_expr, gcc_type_for_clast_eq): New.
+ (graphite_translate_clast_equation): Compute the type of the
+ clast_equation before translating its LHS and RHS.
+ (clast_get_body_of_loop, gcc_type_for_iv_of_clast_loop): New.
+ (graphite_create_new_loop): Compute the type of the induction
+ variable before translating the lower and upper bounds and before
+ creating the induction variable.
+ (rename_variables_from_edge, rename_phis_end_scop): New.
+ (copy_bb_and_scalar_dependences): Call rename_phis_end_scop.
+ (sese_add_exit_phis_edge): Do not use integer_zero_node.
+ (find_cloog_iv_in_expr, compute_cloog_iv_types_1,
+ compute_cloog_iv_types): New.
+ (gloog): Call compute_cloog_iv_types before starting the
+ translation of the clast.
+
+ * graphite.h (struct graphite_bb): New field cloog_iv_types.
+ (GBB_CLOOG_IV_TYPES): New.
+ (debug_ivtype_map): Declared.
+ (oldiv_for_loop): New.
+
+2008-12-10 Tobias Grosser <grosser@fim.uni-passau.de>
+
+ PR middle-end/38459
+ * graphite.c (new_scop): Initialize SCOP_ADD_PARAMS.
+ (param_index): Assert if parameter is not know after parameter
+ detection.
+ (find_params_in_bb): Detect params directly in GBB_CONDITIONS.
+ (find_scop_parameters): Mark, that we have finished parameter
+ detection.
+ (graphite_transform_loops): Move condition detection before parameter
+ detection.
+ * graphite.h (struct scop): Add SCOP_ADD_PARAMS.
+
+2008-12-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR testsuite/35677
+ * emutls.c (__emutls_get_address): Make sure offset is really zero
+ before initializing the object's offset.
+
+2008-12-11 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/38253
+ * gimplify.c (gimplify_init_constructor): Don't force constructor
+ into memory if there is just one nonzero element.
+
+2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
+
+ Fix testsuite/gfortran.dg/graphite/id-4.f90.
+ * graphite.c (scan_tree_for_params): Do not compute the multiplicand
+ when not needed.
+
+2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite.c (build_scops_1): Initialize open_scop.exit
+ and sinfo.last.
+
+2008-12-11 Sebastian Pop <sebastian.pop@amd.com>
+ Jan Sjodin <jan.sjodin@amd.com>
+ Harsha Jagasia <harsha.jagasia@amd.com>
+
+ PR middle-end/37852
+ PR middle-end/37883
+ PR middle-end/37928
+ PR middle-end/37980
+ PR middle-end/38038
+ PR middle-end/38039
+ PR middle-end/38073
+ PR middle-end/38083
+ PR middle-end/38125
+
+ * tree-phinodes.c (remove_phi_nodes): New, extracted from...
+ * tree-cfg.c (remove_phi_nodes_and_edges_for_unreachable_block):
+ ... here.
+ * tree-flow.h (remove_phi_nodes, canonicalize_loop_ivs): Declared.
+ * Makefile.in (graphite.o): Depend on value-prof.h.
+ (graphite.o-warn): Removed -Wno-error.
+ * tree-parloops.c (canonicalize_loop_ivs): Allow reduction_list
+ to be a NULL pointer. Call update_stmt. Return the newly created
+ cannonical induction variable.
+
+ * graphite.h (debug_rename_map): Declared. Fix some comments.
+
+ * graphite.c: Reimplement the code generation from graphite to gimple.
+ Include value-prof.h.
+ (loop_iv_stack_get_iv): Do not return NULL for constant substitutions.
+ (get_old_iv_from_ssa_name): Removed.
+ (graphite_stmt_p): New.
+ (new_graphite_bb): Test for useful statements before building a
+ graphite statement for the basic block.
+ (free_graphite_bb): Do not free GBB_DATA_REFS: this is a bug
+ in free_data_ref that calls BITMAP_FREE (DR_VOPS (dr)) without reason.
+ (recompute_all_dominators, graphite_verify,
+ nb_reductions_in_loop, graphite_loop_normal_form): New.
+ (scop_record_loop): Call graphite_loop_normal_form.
+ (build_scop_loop_nests): Iterate over all the blocks of the
+ function instead of relying on the incomplete information from
+ SCOP_BBS. Return the success of the operation.
+ (find_params_in_bb): Use the data from GBB_DATA_REFS.
+ (add_bb_domains): Removed.
+ (build_loop_iteration_domains): Don't call add_bb_domains.
+ Add the iteration domain only to the basic blocks that have been
+ translated to graphite.
+ (build_scop_conditions_1): Add constraints only if the basic
+ block have been translated to graphite.
+ (build_scop_data_accesses): Completely disabled until data
+ dependence is correctly implemented.
+ (debug_rename_elt, debug_rename_map_1, debug_rename_map): New.
+ (remove_all_edges_1, remove_all_edges): Removed.
+ (get_new_name_from_old_name): New.
+ (graphite_rename_variables_in_stmt): Renamed.
+ rename_variables_in_stmt. Call get_new_name_from_old_name.
+ Use replace_exp and update_stmt.
+ (is_old_iv): Renamed is_iv.
+ (expand_scalar_variables_stmt): Extra parameter for renaming map.
+ Use replace_exp and update_stmt.
+ (expand_scalar_variables_expr): Same. Use the map to get the
+ new names for the renaming of induction variables and for the
+ renaming of variables after a basic block has been copied.
+ (expand_scalar_variables): Same.
+ (graphite_rename_variables): Renamed rename_variables.
+ (move_phi_nodes): Removed.
+ (get_false_edge_from_guard_bb): New.
+ (build_iv_mapping): Do not insert the induction variable of a
+ loop in the renaming iv map if the basic block does not belong
+ to that loop.
+ (register_old_new_names, graphite_copy_stmts_from_block,
+ copy_bb_and_scalar_dependences): New.
+ (translate_clast): Heavily reimplemented: copy basic blocks,
+ do not move them. Finally, in call cleanup_tree_cfg in gloog.
+ At each translation step call graphite_verify ensuring the
+ consistency of the SSA, loops and dominators information.
+ (collect_virtual_phis, find_vdef_for_var_in_bb,
+ find_vdef_for_var_1, find_vdef_for_var,
+ patch_phis_for_virtual_defs): Removed huge hack.
+ (mark_old_loops, remove_dead_loops, skip_phi_defs,
+ collect_scop_exit_phi_args, patch_scop_exit_phi_args,
+ gbb_can_be_ignored, scop_remove_ignoreable_gbbs): Removed.
+ (remove_sese_region, ifsese, if_region_entry, if_region_exit,
+ if_region_get_condition_block, if_region_set_false_region,
+ create_if_region_on_edge, move_sese_in_condition, bb_in_sese_p,
+ sese_find_uses_to_rename_use, sese_find_uses_to_rename_bb,
+ sese_add_exit_phis_edge, sese_add_exit_phis_var,
+ rewrite_into_sese_closed_ssa): New.
+ (gloog): Remove dead code. Early return if code cannot be
+ generated. Call cleanup_tree_cfg once the scop has been code
+ generated.
+ (graphite_trans_scop_block, graphite_trans_loop_block): Do not
+ block loops with less than two loops.
+ (graphite_apply_transformations): Remove the call to
+ scop_remove_ignoreable_gbbs.
+ (limit_scops): When build_scop_loop_nests fails, continue on next
+ scop. Fix open_scop.entry.
+ (graphite_transform_loops): Call recompute_all_dominators: force the
+ recomputation of correct CDI_DOMINATORS and CDI_POST_DOMINATORS.
+ Call initialize_original_copy_tables and free_original_copy_tables
+ to be able to copy basic blocks during code generation.
+ When build_scop_loop_nests fails, continue on next scop.
+ (value_clast): New union.
+ (clast_to_gcc_expression): Fix type cast warning.
+
+2008-12-10 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36792
+ * tree-ssa-pre.c (compute_avail): Handle tcc_comparison like
+ tcc_binary.
+
+2008-12-10 Daniel Berlin <dberlin@dberlin.org>
+
+ PR tree-optimization/36792
+ * tree-ssa-pre.c (compute_avail): Don't insert defs into maximal set.
+
+2008-12-10 Alexandre Oliva <aoliva@redhat.com>
+
+ PR target/37033
+ * dwarf2out.c (saved_do_cfi_asm): New.
+ (dwarf2out_do_frame): Take it into account.
+ (dwarf2out_d_cfi_asm): Likewise. Set it when appropriate.
+
+2008-12-10 Alexandre Oliva <aoliva@redhat.com>
+
+ PR middle-end/38271
+ * tree-sra.c (sra_build_bf_assignment): Avoid warnings for
+ variables initialized from SRAed bit fields.
+
+2008-12-10 Martin Guy <martinwguy@yahoo.it>
+
+ PR target/37668
+ * arm.c (arm_size_rtx_costs, case NEG): Don't fall through if the
+ result will be in an FPU register.
+
+2008-12-10 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR target/37170
+ PR target/38448
+ * final.c (output_addr_const) <SYMBOL_REF>: Call assemble_external
+ on the associated SYMBOL_REF_DECL node, if any.
+
+2008-12-09 David Daney <ddaney@caviumnetworks.com>
+
+ * config/mips/sync.md (sync_<optab>_12): Replace
+ MIPS_SYNC_OP_12_NOT_NOP with MIPS_SYNC_OP_12_AND.
+ (sync_old_<optab>_12): Remove third paramater to
+ MIPS_SYNC_OLD_OP_12 macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOP
+ with MIPS_SYNC_OLD_OP_12_AND.
+ (sync_new_<optab>_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOP
+ with MIPS_SYNC_NEW_OP_12_AND.
+ (sync_nand_12): Replace MIPS_SYNC_OP_12_NOT_NOT with
+ MIPS_SYNC_OP_12_XOR, reduce length attribute to 40.
+ (sync_old_nand_12): Remove third paramater to MIPS_SYNC_OLD_OP_12
+ macro, replace MIPS_SYNC_OLD_OP_12_NOT_NOT with
+ MIPS_SYNC_OLD_OP_12_XOR and reduce length attribute to 40.
+ (sync_new_nand_12): Replace MIPS_SYNC_NEW_OP_12_NOT_NOT with
+ MIPS_SYNC_NEW_OP_12_XOR.
+ * config/mips/mips.h (MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
+ MIPS_SYNC_OP_12_NOT_NOT,MIPS_SYNC_OLD_OP_12_NOT_NOP,
+ MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_NEW_OP_12,
+ MIPS_SYNC_NEW_OP_12_NOT_NOP, MIPS_SYNC_NEW_OP_12_NOT_NOT,
+ MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Rewritten
+ to implement new __sync_nand semantics.
+ (MIPS_SYNC_OLD_OP_12): Implement new __sync_nand semantics, and
+ remove third parameter.
+ (MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
+ MIPS_SYNC_OLD_OP_12_NOT_NOT_REG): Removed.
+ (MIPS_SYNC_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OP_12_AND.
+ (MIPS_SYNC_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OP_12_XOR.
+ (MIPS_SYNC_OLD_OP_12_NOT_NOP): Renamed to MIPS_SYNC_OLD_OP_12_AND.
+ (MIPS_SYNC_OLD_OP_12_NOT_NOT): Renamed to MIPS_SYNC_OLD_OP_12_XOR.
+ (MIPS_SYNC_NEW_OP_12_NOT_NOP): Renamed to MIPS_SYNC_NEW_OP_12_AND.
+ (MIPS_SYNC_NEW_OP_12_NOT_NOT): Renamed to MIPS_SYNC_NEW_OP_12_XOR
+
+2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
+
+ * graphite.c (graphite_transform_loops): Always call find_transform ()
+ in ENABLE_CHECKING. So we test these code paths, even if we do not
+ generate code.
+
+2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
+
+ * graphite.c (print_graphite_bb): Fix printing to file != dump_file.
+
+2008-12-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/38454
+ * function.h (struct function): Add always_inline_functions_inlined.
+ * ipa-inline.c (cgraph_early_inlining): Set it to true.
+ * tree-optimize.c (execute_fixup_cfg): Likewise.
+ * builtins.c (avoid_folding_inline_builtin): New function.
+ (fold_call_expr): Don't optimize always_inline builtins before
+ inlining.
+ (fold_call_stmt): Likewise.
+ (fold_builtin_call_array): Likewise. Don't call
+ fold_builtin_varargs for BUILT_IN_MD builtins.
+
+ PR tree-optimization/37416
+ * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Handle NOP_EXPR.
+
+2008-12-09 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/sourcebuild.texi (Test Directives): Fix formatting.
+
+2008-12-09 Vladimir Makarov <vmakarov@redhat.com>
+
+ * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
+
+ * doc/invoke.texi (-fira-region): Describe new option.
+ (-fira-algorithm): Change the values.
+
+ * ira-conflicts.c (build_conflict_bit_table,
+ build_allocno_conflicts): Use ira_reg_classes_intersect_p.
+ (ira_build_conflicts): Use flag flag_ira_region instead of
+ flag_ira_algorithm. Prohibit usage of callee-saved likely spilled
+ base registers for allocnos crossing calls.
+
+ * flags.h (enum ira_algorithm): Redefine.
+ (enum ira_region): New.
+ (flag_ira_region): New.
+
+ * cfgloopanal.c (estimate_reg_pressure_cost): Use flag_ira_region
+ instead of flag_ira_algorithm.
+
+ * toplev.c (flag_ira_algorithm): Change the initial value.
+ (flag_ira_region): New.
+
+ * ira-int.h (ira_reg_classes_intersect_p,
+ ira_reg_class_super_classes): New.
+
+ * ira-color.c (update_copy_costs): Use
+ ira_reg_classes_intersect_p. Use right class to find hard reg index.
+ (update_conflict_hard_regno_costs): Ditto. Add a new parameter.
+ (assign_hard_reg): Ditto. Pass additional argument to
+ update_conflict_hard_regno_costs. Do not uncoalesce for priority
+ coloring.
+ (allocno_priorities, setup_allocno_priorities,
+ allocno_priority_compare_func): Move before color_allocnos.
+ (color_allocnos): Add priority coloring. Use flag flag_ira_region
+ instead of flag_ira_algorithm.
+ (move_spill_restore): Check classes of the same reg allocno from
+ different regions.
+ (update_curr_costs): Use ira_reg_classes_intersect_p.
+ (ira_reassign_conflict_allocnos): Ditto.
+
+ * opts.c (decode_options): Always set up flag_ira. Set up
+ flag_ira_algorithm. Warn CB can not be used for architecture.
+ (common_handle_option): Modify code for -fira-algorithm. Add code
+ to process -fira-region.
+
+ * ira-lives.c (update_allocno_pressure_excess_length): Process
+ superclasses too.
+ (set_allocno_live, clear_allocno_live, mark_reg_live,
+ mark_reg_dead, process_bb_node_lives): Ditto.
+
+ * ira-emit.c (ira_emit): Fix insn codes.
+
+ * ira-build.c (propagate_allocno_info): Use flag flag_ira_region
+ instead of flag_ira_algorithm.
+ (allocno_range_compare_func): Ignore classes for priority coloring.
+ (setup_min_max_conflict_allocno_ids): Ditto.
+ (ira_flattening): Use ira_reg_classes_intersect_p.
+
+ * genpreds.c (write_enum_constraint_num): Output CONSTRAINT__LIMIT.
+
+ * common.opt (fira-algorithm): Modify.
+ (fira-region): New.
+
+ * ira.c (setup_class_hard_regs): Initialize.
+ (setup_cover_and_important_classes): Modify code setting class
+ related info for priority coloring.
+ (setup_class_translate): Ditto.
+ (ira_reg_classes_intersect_p, ira_reg_class_super_classes): New.
+ (setup_reg_class_intersect_union): Rename to
+ setup_reg_class_relations. Add code for setting up new variables.
+ (find_reg_class_closure): Do not check targetm.ira_cover_classes.
+ (ira): Use flag flag_ira_region instead of flag_ira_algorithm.
+
+ * ira-costs.c (common_classes): New.
+ (print_costs): Use flag flag_ira_region instead of flag_ira_algorithm.
+ (find_allocno_class_costs): Ditto. Use common_classes. Translate
+ alt_class.
+ (ira_costs): Allocate/deallocate common_classes.
+
+ * config/m32c/m32.h (REG_ALLOC_ORDER): Add reg 19.
+ (REG_CLASS_CONTENTS, reg_class, REG_CLASS_NAMES): New entries for
+ R02A_REGS.
+
+ * reload1.c (choose_reload_regs): Use MODE_INT for partial ints in
+ smallest_mode_for_size.
+
+2008-12-10 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/linux-unwind.h (get_regs): Constify casts.
+
+2008-12-09 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (estimate_bb_frequencies): Fix test if profile is present.
+
+2008-12-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/35468
+ * tree-ssa-ccp.c (fold_stmt_r): Don't fold reads from constant
+ string on LHS.
+
+2008-12-09 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/38445
+ * tree-ssa-structalias.c (emit_pointer_definition): Only visit
+ names once.
+ (emit_alias_warning): Adjust.
+
+2008-12-09 Andrew Haley <aph@redhat.com>
+
+ * fixed-value.c (do_fixed_add): Add comment.
+ * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
+ * builtins.c (fold_builtin_sqrt): Likewise.
+
+2008-12-09 Kai Tietz <kai.tietz@onevision.com>
+
+ PR/38366
+ * function.c (aggregate_value_p): Get fntype from CALL_EXPR in any
+ case.
+ * calls.c (nitialize_argument_information): Add fntype argument
+ and use it for calls.promote_function_args.
+ (expand_call): Pass fntype to aggregate_value_p if no fndecl
+ available and pass additional fntype to
+ initialize_argument_information.
+ * config/i386/i386.c (ix86_reg_parm_stack_space): Remove cfun part
+ to get function abi type.
+ (init_cumulative_args): Use for abi kind detection fntype, when no
+ fndecl is available.
+
+2008-12-09 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.md (movti, movdi_64, movdi_31,
+ *movsi_zarch, *movhi, *movqi, *mov<mode>_64, *mov<mode>_31,
+ *mov<mode>_64dfp, *mov<mode>_64, *mov<mode>_31, mov<mode>): Remove
+ Q->Q alternative.
+ (Integer->BLKmode splitter): Removed.
+
+2008-12-08 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/alpha.c (alpha_set_memflags): Process memory
+ references in full insn sequence.
+
+2008-12-09 Jason Merrill <jason@redhat.com>
+
+ * gimplify.c (gimplify_init_constructor): Revert to using < rather
+ than <= for sparseness test.
+
+ PR c++/38410
+ * gimplify.c (gimplify_init_constructor): Don't write out a static
+ copy of the CONSTRUCTOR for TREE_ADDRESSABLE types or small sparse
+ initializers.
+
+2008-12-09 Tobias Grosser <grosser@fim.uni-passau.de>
+
+ PR middle-end/38084
+ Fix testsuite/gfortran.dg/graphite/id-3.f90.
+ * graphite.c (scopdet_basic_block_info): Fix bug that found some
+ regions more than once.
+
+2008-12-09 Ben Elliston <bje@au.ibm.com>
+
+ * emutls.c (__emutls_get_address): Prototype.
+ (__emutls_register_common): Likewise.
+
+ * config/dfp-bit.c (DFP_TO_INT): Remove unnecessary cast.
+
+2008-12-09 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/darwin-ldouble.c (fmsub): Remove unused variable, v.
+
+2008-12-08 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.md (UNSPECV_GOTO_RECEIVER): New constant.
+ (nonlocal_goto_receiver): New instruction.
+
+2008-12-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/35443
+ * c-pretty-print.c (pp_c_expression): Handle BIND_EXPR.
+
+ PR c/35442
+ * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Handle
+ VIEW_CONVERT_EXPR the same as CASE_CONVERT.
+
+2008-12-08 Richard Henderson <rth@redhat.com>
+
+ PR 38240
+ * tree.h (TYPE_MODE): Invoke vector_type_mode when needed.
+ (SET_TYPE_MODE): New.
+ * c-decl.c (parser_xref_tag): Use it.
+ (finish_enum): Likewise.
+ * tree.c (build_pointer_type_for_mode): Likewise.
+ (build_reference_type_for_mode, build_index_type): Likewise.
+ (build_range_type, make_vector_type): Likewise.
+ (build_common_tree_nodes_2): Likewise.
+ * stor-layout.c (compute_record_mode): Likewise.
+ (finalize_type_size, layout_type, make_fract_type): Likewise.
+ (make_accum_type, initialize_sizetypes): Likewise.
+ (vector_type_mode): New.
+ * function.c (allocate_struct_function): Call
+ invoke_set_current_function_hook before querying anything else.
+
+ * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Add avx.
+
+2008-12-08 Luis Machado <luisgpm@br.ibm.com>
+
+ * alias.c (find_base_term): Synch LO_SUM handling with what
+ find_base_value does.
+
+2008-12-08 Andrew Haley <aph@redhat.com>
+ Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
+
+ * gimple.h (gimple_build_try): Fix declaration.
+
+ * builtins.c (fold_builtin_sqrt): Don't use a conditional operator.
+ * fixed-value.c (do_fixed_add): Likewise.
+ * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
+
+2008-12-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/36802
+ * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
+ on parallel and task contexts.
+
+2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
+
+2008-12-07 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/38405
+ * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
+ not sign-extend truth values.
+
+2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-sra.c (scalarize_use): Create another temporary with the proper
+ type for signed types in the use_all && !is_output bitfield case.
+
+2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
+
+ PR rtl-optimization/36365
+ * df-core.c (df_worklist_dataflow_overeager): Remove.
+ (df_worklist_dataflow): Don't call it, use double-queue only.
+ * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
+
+2008-12-06 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/38428
+ * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
+ gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
+
+2008-12-07 Ben Elliston <bje@au.ibm.com>
+
+ * gthr-single.h (__gthread_once): Adjust prototype to match all
+ other gthreads models.
+
+2008-12-06 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (override_options): Use CPU_AMDFAM10
+ instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
+
+ PR middle-end/38422
+ * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
+ operands to mult_type if it isn't narrower than op0's type.
+
+2008-12-06 Jan Hubicka <jh@suse.cz>
+ Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/38074
+ * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
+ entry frequency.
+ * predict.c (combine_predictions_for_bb): Ignore predictor predicting
+ in both dirrection for first match heuristics.
+ (tree_bb_level_predictions): Disable noreturn heuristic when there
+ is no returning path.
+
+2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ PR rtl-optimization/38272
+ * reload1.c (choose_reload_regs): Keep reload_spill_index correct
+ in all cases.
+
+2008-12-05 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/35336
+ * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
+ (pp_c_expression): Likewise.
+
+2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
+
+ PR c/38416
+ * c-parser.c (struct c_token): Make pragma_kind 8 bits.
+
+2008-12-05 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37248
+ * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
+ arguments to HOST_WIDE_INT. If type has different signedness
+ than unsignedp or different precision from bitsize, create
+ the right type for BIT_FIELD_REF and cast to type.
+ (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
+
+ Revert:
+ 2008-03-05 Richard Guenther <rguenther@suse.de>
+ PR c++/35336
+ * fold-const.c (fold_truthop): Remove code generating
+ BIT_FIELD_REFs of structure bases.
+ (fold_binary): Likewise.
+ (make_bit_field_ref): Remove.
+ (optimize_bit_field_compare): Remove.
+ (all_ones_mask_p): Remove.
+
+2008-12-05 Jakub Jelinek <jakub@redhat.com>
+
+ * tree-sra.c (sra_explode_bitfield_assignment): Always
+ call unsigned_type_for, if the precision is higher than
+ needed, call build_nonstandard_integer_type.
+
+ PR debug/38367
+ * function.c (assign_parm_find_stack_rtl): If promoted_mode
+ is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
+ big endian.
+
+ PR middle-end/38338
+ * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
+ only if internal_arg_pointer is a non-virtual pseudo.
+
+2008-12-05 Joseph Myers <joseph@codesourcery.com>
+
+ * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
+ TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
+ * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
+
+2008-12-05 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/37716
+ * gimplify.c (gimplify_expr): Allow COND_EXPR if
+ gimplify_ctxp->allow_rhs_cond_expr.
+
+2008-12-05 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
+ VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
+
+ (alpha_emit_conditional_branch): Do not generate direct branch
+ for UNORDERED comparisons.
+
+2008-12-05 Andreas Schwab <schwab@suse.de>
+
+ * config/rs6000/linux-unwind.h (frob_update_context): Check for
+ NULL lr.
+
+2008-12-05 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/38408
+ * fold-const.c (fold_checksum_tree): Change buf type to union
+ tree_node.
+
+2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR bootstrap/38262
+ * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
+ (BACKENDLIBS): New.
+ (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
+
+2008-12-05 Ben Elliston <bje@au.ibm.com>
+
+ * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
+ comma_loc.
+ (c_parser_initelt): Initialise des_loc and ellipsis_loc.
+
+2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
+ Gary Funck <gary@intrepid.com>
+
+ * cse.c (lookup_as_function): Delete mode frobbing code.
+ (equiv_constant): Re-implement it there for SUBREGs.
+
+2008-12-04 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/36509
+ * Makefile.in (tree-ssa-alias-warnings.o): Remove.
+ (tree-ssa-structalias.o): Remove errors.h dependency.
+ (tree-ssa-reassoc.o): Likewise.
+ * tree-ssa-reassoc.c: Do not include errors.h.
+ * tree-ssa-alias-warnings.c: Remove.
+ * tree-ssa-alias.c (compute_may_aliases): Remove call to
+ strict_aliasing_warning_backend.
+ * tree-ssa-structalias.c (emit_pointer_definition): New function.
+ (emit_alias_warning): Likewise.
+ (set_uids_in_ptset): Warn for clear cases of type-punning.
+ * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
+ on INDIRECT_REFs.
+
+2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
+
+ * cse.c (equiv_constant): Fix pasto.
+
+2008-12-04 Nick Clifton <nickc@redhat.com>
+
+ * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
+ * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
+ formatting of quotes.
+
+2008-12-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/38371
+ * fold-const.c (fold_checksum_tree): Allow modification of
+ TYPE_NEXT_VARIANT.
+
+2008-12-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/38360
+ * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
+ have the right number of arguments.
+
+2008-12-03 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/36326
+ * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
+ non-BLKmode types.
+
+2008-12-03 Tomas Bily <tbily@suse.cz>
+
+ PR middle-end/38250
+ * tree-loop-distribution.c (build_size_arg): New function.
+ (generate_memset_zero): Checks if dr_analyze_innermost succeed.
+ Reorganized generating of stmts.
+ * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
+ * tree-data-ref.c (dr_analyze_innermost): Returns bool.
+ Indicate if analysis succeed.
+ * tree-data-ref.h (dr_analyze_innermost): Returns bool.
+ * tree-predcom.c (valid_initializer_p, find_looparound_phi):
+ Uses new definition of dr_analyze_innermost.
+
+2008-12-03 Ben Elliston <bje@au.ibm.com>
+
+ * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
+
+2008-12-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/37716
+ * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
+ all the needed operations as trees and gimplify_assign it to dst.
+
+ PR target/37610
+ * configure.ac (gcc_cv_readelf): Look for readelf.
+ (gcc_cv_as_cfi_advance_working): Check for working
+ cfi advances with code alignment factor > 1.
+ (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
+ don't work properly.
+ * configure: Regenerated.
+
+2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
+ Jakub Jelinek <jakub@redhat.com>
+ Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR rtl-optimization/38281
+ * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
+ set it to NULL_RTX afterwards.
+
+ * emit-rtl.c (set_insn_deleted): Fix formatting.
+
+2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
+ error return value.
+ * config/mips/mips.md (IMOVE32): New mode iterator.
+ (movsi): Generalize with IMOVE32.
+ (*movsi_internal): Likewise.
+ (*mov<mode>_mips16): Likewise.
+ (*lwxs): Likewise.
+
+2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
+ Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
+ PC-relative addressing when compiling for uclinux PIC.
+ (__cmpdf_internal, __cmpsf_internal): Hide.
+ (__cmpdf, __cmpsf): Use PIC call sequence.
+
+2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
+ Jack Howarth <howarth@bromo.med.uc.edu>
+
+ * config/i386/t-darwin64: Add m32 multilib support.
+
+2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
+
+ * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
+
+2008-12-02 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/38343
+ * builtins.c (fold_builtin_memory_op): Convert len to sizetype
+ before using it in POINTER_PLUS_EXPR.
+
+2008-12-02 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/38359
+ * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
+ non-negative x.
+
+2008-12-02 Martin Jambor <mjambor@suse.cz>
+
+ PR middle-end/37861
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
+ for INDIRECT_REFs.
+ (forward_propagate_addr_into_variable_array_index): Check that the
+ offset is not computed from a MULT_EXPR, use is_gimple_assign rather
+ than the gimple code directly.
+
+2008-12-02 Ben Elliston <bje@au.ibm.com>
+
+ * config/spu/float_disf.c (__floatdisf): Prototype.
+ * config/spu/float_unsdisf.c (__float_undisf): Likewise.
+ * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
+ * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
+
+2008-12-02 DJ Delorie <dj@redhat.com>
+
+ * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
+ (DWARF_CIE_DATA_ALIGNMENT): Define.
+
+ * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
+ Invert add/sub for INCOMING_FRAME_SP_OFFSET.
+ (xstormy16_expand_prologue): Likewise.
+ (xstormy16_expand_builtin_va_start): Likewise.
+ (xstormy16_gimplify_va_arg_expr): Likewise.
+
+2008-12-02 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/38343
+ * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
+ potentially returned from folding memcpy.
+ (expand_builtin_stpcpy_args): Similarly for folding strcpy.
+ (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
+
+2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR target/38054
+ * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
+ decoration of function RTL names here on Ada language.
+
+2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimization/38280
+ * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
+ ira_rebuild_regno_allocno_list): New functions.
+ (regno_allocnos): New static variable.
+ (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
+ Call ira_rebuild_regno_allocno_list.
+
+2008-12-01 David Daney <ddaney@caviumnetworks.com>
+ Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
+ LINUX_DRIVER_SELF_SPECS.
+
+2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimization/37514
+ * reload1.c (reload_as_needed): Invalidate reg_last_reload
+ from previous insns.
+
+2008-12-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/38348
+ * c-omp.c (c_finish_omp_for): Only transform pointer
+ ++ or -- into MODIFY_EXPR if second argument is non-NULL.
+
+ PR rtl-optimization/38245
+ * tree-vrp.c (abs_extent_range): New function.
+ (extract_range_from_binary_expr): Compute range
+ for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
+ or includes zero or if vr1 is VR_RANGE and op0 has some
+ other range.
+
+2008-12-01 Uros Bizjak <ubizjak@gmail.com>
+
+ PR middle-end/37908
+ * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
+ case by calculating ~(new_reg & val) instead of (~new_reg & val).
+ * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
+ to (not:I48MODE (and:I48MODE (...))).
+ (sync_old_nand<mode>): Ditto.
+ (sync_new_nand<mode>): Ditto.
+
+2008-12-01 Nick Clifton <nickc@redhat.com>
+
+ * config/stormy16/stormy16.md (CARRY_REG): New constant.
+ Replace uses of the "y" register class with direct references to
+ the CARRY_REG register.
+ * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
+ register with clobbers of the carry register.
+ (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
+ (xstormy16_split_cbranch): Remove redundant carry parameter.
+ (xstormy16_expand_arith): Likewise.
+ * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
+ (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
+ REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
+ (CARRY_REGNUM): Define.
+ * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
+ Update prototype.
+ (xstormy16_expand_arith): Likewise.
+
+2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
+
+ * config/score/score.h (IRA_COVER_CLASSES): Define.
+
+2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR target/38287
+ * config/sparc/sparc.md (divsi3 expander): Remove constraints.
+ (divsi3_sp32): Add new alternative with 'K' for operand #2.
+ (cmp_sdiv_cc_set): Factor common string.
+ (udivsi3_sp32): Add new alternative with 'K' for operand #2.
+ Add TARGET_V9 case.
+ (cmp_udiv_cc_set): Factor common string.
+
+2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/38283
+ * varasm.c (emutls_finish): Fix common registration.
+
+2008-11-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/29987
+ * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
+
+2008-11-29 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
+ operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
+ (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
+ * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
+ Call rs6000_emit_sync with CODE=NOT and unmodified operands.
+ Ignore sub-word case for now.
+ (sync_nand<mode>_internal): Represent NAND in RTL.
+ (sync_old_nand<mode): Same.
+ (sync_old_name<mode>_internal): Same.
+ (sync_new_nand<mode>): Same.
+ (sync_new_nand<mode>_internal): Same.
+ (sync_boolcshort_internal): Expect NAND.
+
+2008-11-28 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37955
+ PR tree-optimization/37742
+ * tree-vect-transform.c (vectorizable_store): Remove assert for
+ compatible aliases.
+ (vectorizable_load): Likewise.
+
+2008-11-27 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (intra_create_variable_infos): Make
+ a constraint for the static chain parameter.
+
+2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.opt (micplb): New option.
+ * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
+ * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
+ ENABLE_WA_INDIRECT_CALLS): New macros.
+ * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
+ all 54x CPUs.
+ (indirect_call_p): New function.
+ (workaround_speculation): Handle anomaly 05-00-0426 when
+ ENABLE_WA_INDIRECT_CALLS is true.
+ * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
+ __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
+ * doc/invoke.texi (Blackfin Options): Document -micplb.
+
+2008-11-26 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/mov.md ("extendhipsi2"): New.
+
+ * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
+
+ * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
+ * config/m32c/mov.md (zero_extendqihi2): Likewise.
+
+2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.md (clear_hazard): Rename to
+ clear_hazard_<mode>. Use mode-specific addition.
+ (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
+ or gen_clear_hazard_di depending on the size of Pmode.
+
+2008-11-26 DJ Delorie <dj@redhat.com>
+
+ * configure.ac: Test m32c-elf-gas for .loc.
+ * configure: Likewise.
+
+2008-11-26 Janis Johnson <janis187@us.ibm.com>
+
+ PR testsuite/28870
+ * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
+ dg-timeout-factor.
+
+2008-11-26 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/sync.md (memory_barrier_nosse): Disable also for
+ TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
+ (memory_barrier): Do not generate memory_barrier_nosse instruction
+ for TARGET_64BIT.
+ * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
+
+2008-11-26 Fredrik Unger <fred@tree.se>
+
+ * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
+ function name from __floatundisf.
+ * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
+ DFtype.
+
+2008-11-25 Daniel Berlin <dberlin@dberlin.org>
+ Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37869
+ * tree-ssa-structalias.c (struct constraint_graph): Remove
+ pt_used and number_incoming members.
+ (build_pred_graph): Do not allocate them.
+ (condense_visit): Do not use them.
+ (label_visit): Likewise.
+ (free_var_substitution_info): Do not free them.
+
+2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
+
+ * doc/invoke.texi (ira-max-loops-num): Change semantics.
+
+ * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
+
+ * ira-color.c (allocno_spill_priority): New function.
+ (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
+ Print more info about the spilled allocno.
+ (push_allocnos_to_stack): Use allocno_spill_priority. Add more
+ checks on bad spill.
+
+ * ira-build.c (loop_node_to_be_removed_p): Remove.
+ (loop_compare_func, mark_loops_for_removal): New functions.
+ (remove_uneccesary_loop_nodes_from_loop_t): Use member
+ to_remove_p.
+ (remove_unnecessary_allocnos): Call mark_loops_for_removal.
+
+ * ira.c (ira): Don't change flag_ira_algorithm.
+
+ * params.def (ira-max-loops-num): Change the value.
+
+2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
+ Disable unsupported alternative for ColdFire,
+ add new alternative that ColdFire can handle.
+
+2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
+
+ * regrename.c (merge_overlapping_regs): Add registers artificially
+ defined at the top of the basic block to the set of live ones just
+ before the first insn.
+
+2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
+ Joey Ye <joey.ye@intel.com>
+
+ PR middle-end/37843
+ * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
+ false if we need to align the outgoing stack.
+ (ix86_update_stack_boundary): Check parm_stack_boundary.
+
+2008-11-25 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/38151
+ PR middle-end/38236
+ * tree-ssa-alias.c (struct alias_info): Remove written_vars.
+ Remove dereferenced_ptrs_store and dereferenced_ptrs_load
+ in favor of dereferenced_ptrs.
+ (init_alias_info): Adjust.
+ (delete_alias_info): Likewise.
+ (compute_flow_insensitive_aliasing): Properly
+ include all aliased variables.
+ (update_alias_info_1): Use dereferenced_ptrs.
+ (setup_pointers_and_addressables): Likewise.
+ (get_smt_for): Honor ref-all pointers and pointers with known alias
+ set properly.
+ * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
+
+2008-11-25 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/38254
+ * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
+ (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
+
+2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
+
+2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
+
+2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ PR target/35018
+ * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
+ (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
+
+2008-11-24 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
+ UNSPECV_CMPXCHG_[12].
+ * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
+ UNSPECV_CMPXCHG_[12].
+
+ PR target/36793
+ * config/i386/sync.md (memory_barrier): New expander.
+
+2008-11-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37135
+ * dse.c (find_shift_sequence): Optimize extraction from a constant.
+
+2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (function_arg): Revert 2008-10-26 change.
+
+2008-11-23 Helge Deller <deller@gmx.de>
+
+ * pa/linux-atomic.c (EBUSY): Define if not _LP64.
+ (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
+ succeeded and lws_ret is not equal to oldval.
+
+2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
+
+2008-11-22 Andreas Schwab <schwab@suse.de>
+
+ * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
+ -dA and -dP.
+
+2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
+ Use constant 1 as the operand.
+ * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
+ Rename gen_rdhwr to gen_rdhwr_synci_step_si or
+ gen_rdhwr_synci_step_di depending on the size of Pmode.
+
+2008-11-22 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/38222
+ * config/i386/i386.md (SWI248): New mode iterator.
+ (SWI32): Remove mode iterator.
+ (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
+ popcounthi2 insn patterns. Macroize pattern using SWI248 mode
+ iterator. Generate popcnt mnemonic without mode extensions
+ for Darwin x86 targets.
+ (*popcount<mode>2_cmp): Ditto.
+ (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
+ extensions for Darwin x86 targets.
+
+2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
+ only if HAVE_AS_SPARC_UA_PCREL is defined.
+
+2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * ira-costs.c (find_allocno_class_costs): Work out the maximum
+ allocno_costs value of the classees with the lowest total_costs
+ value. Use this to set ALLOCNO_COVER_CLASS_COST here...
+ (setup_allocno_cover_class_and_costs): ...rather than here.
+ Use the ALLOCNO_COVER_CLASS_COST for all registers in the
+ preferred class.
+
+2008-11-22 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37323
+ * builtins.c (expand_builtin_apply_args): Emit sequence before
+ parm_birth_insn instead of after entry_of_function's first insn.
+
+ PR middle-end/37316
+ * function.c (assign_parm_remove_parallels): Pass
+ data->passed_type as third argument to emit_group_store.
+
+ PR target/37170
+ * final.c (mark_symbol_refs_as_used): New function.
+ * output.h (mark_symbol_refs_as_used): New prototype.
+ * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
+ (s390_output_pool_entry): Use mark_symbol_refs_as_used.
+ * config/arm/arm.md (consttable_4): Likewise.
+
+ PR target/37880
+ * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
+
+2008-11-21 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/38200
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
+ propagate x = &a into *x = b if conversion from b to a's type is
+ useless.
+
+2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
+
+ * caller-save.c (insert_one_insn): Take into account REG_INC notes
+ for the liveness computation of the new insn.
+
+2008-11-21 DJ Delorie <dj@redhat.com>
+
+ * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
+ Moves to/from below100 space (W) can only use r0-r7.
+
+2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
+
+ PR other/38214
+ * doc/invoke.texi (Optimization Options): Fix typo.
+
+2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
+ Xuepeng Guo <xuepeng.guo@intel.com>
+
+ * config.gcc (extra_headers): For x86 and x86-64, remove
+ gmmintrin.h, add immintrin.h and avxintrin.h.
+
+ * config/i386/gmmintrin.h: Renamed to ...
+ * config/i386/avxintrin.h: This. Issue an error if
+ _IMMINTRIN_H_INCLUDED is undedined.
+
+ * config/i386/immintrin.h: New.
+
+2008-11-21 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/38208
+ * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
+ mode of PLUS, not mode of the eliminated register.
+
+2008-11-21 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
+ * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
+ (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
+ (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
+ (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
+ (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
+ (*nand<mode>3): Rename to *andnot<mode>3.
+ (*nandtf3): rename to *andnottf3.
+ * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
+ Use CODE_FOR_mmx_andnotv2si3.
+ [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
+ [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
+ [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
+ [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
+ [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
+
+2008-11-21 Uros Bizjak <ubizjak@gmail.com>
+
+ PR middle-end/37908
+ * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
+ case by calculating ~(new_reg & val) instead of (~new_reg & val).
+ * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
+ to (not:IMODE (and:IMODE (...))).
+ (sync_old_nand<mode>): Ditto.
+ (sync_new_nand<mode>): Ditto.
+
+2008-11-20 Joseph Myers <joseph@codesourcery.com>
+
+ * config/arm/thumb2.md (thumb2_casesi_internal,
+ thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
+
+2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
+ nand to the changed 4.4 semantic.
+
+2008-11-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/29215
+ * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
+ (fold_builtin_memory_op): Handle even the case where just one
+ of src and dest is an address of a var decl component, using
+ TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
+ and readonly_data_expr src check.
+ * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
+ up warnings.
+
+ PR rtl-optimization/36998
+ * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
+ arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
+ (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
+ stack_adjust_offset callers.
+ (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
+ branches properly.
+ (compute_barrier_args_size): Handle insns in annulled branches
+ properly.
+
+2008-11-20 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/38151
+ * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
+ Handle cases when integer argument crosses argument register boundary.
+
+2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ PR bootstrap/33100
+ * config.gcc (i[34567]86-*-solaris2*): Don't include
+ i386/t-crtstuff here.
+ Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
+ * config/i386/t-sol2: Move to libgcc/config/i386.
+
+2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
+
+ PR driver/21706
+ * tlink.c: Include "libiberty.h".
+ (initial_cwd): Change type into char *.
+ (tlink_init): Call getpwd instead of getcwd.
+
+2008-11-19 Zdenek Dvorak <ook@ucw.cz>
+
+ PR rtl-optimization/32283
+ * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
+ of the induction variable to decide whether it may wrap.
+ * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
+ initialization of the bound before the loop.
+ * simplify-rtx.c (simplify_binary_operation_1): Add two
+ simplifications regarding AND.
+ (simplify_plus_minus): Only fail if no simplification is possible.
+ * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
+
+2008-11-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/36631
+ * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
+ checking until GIMPLE lowering.
+ * gimple-low.c (check_call_args): New function.
+ (lower_stmt) <case GIMPLE_CALL>: Call it.
+
+2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
+ with the same type as the first operand of the AND expression.
+
+2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR bootstrap/37859
+ * ira-int.h (struct ira_loop_tree_node): New member
+ entered_from_non_parent_p.
+
+ * ira-color.c (print_loop_title): Print loop bbs.
+
+ * ira-emit.c (entered_from_non_parent_p,
+ setup_entered_from_non_parent_p): New functions.
+ (not_modified_p): Rename to store_can_be_removed_p. Check there
+ is no side entries.
+ (generate_edge_moves): Use store_can_be_removed_p instead of
+ not_modified_p.
+ (ira_emit): Call setup_entered_from_non_parent_p.
+
+ * ira-build.c (copy_info_to_removed_store_destinations):
+ Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
+ ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
+ (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
+ update all accumulated attributes.
+
+2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR bootstrap/37790
+ * ira-int.h (ira_copy_allocno_live_range_list,
+ ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
+ ira_finish_allocno_live_range_list): New prototypes.
+ (ira_allocno_live_ranges_intersect_p,
+ ira_pseudo_live_ranges_intersect_p): Remove.
+
+ * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
+ ira_pseudo_live_ranges_intersect_p): Rename to
+ allocnos_have_intersected_live_ranges_p and
+ pseudos_have_intersected_live_ranges_p. Move them from here to ...
+
+ * ira-color.c: ... here
+ (coalesced_allocno_conflict_p): Use
+ allocnos_have_intersected_live_ranges_p.
+ (coalesced_allocnos_living_at_program_points,
+ coalesced_allocnos_live_at_points_p,
+ set_coalesced_allocnos_live_points): Remove.
+ (slot_coalesced_allocnos_live_ranges,
+ slot_coalesced_allocno_live_ranges_intersect_p,
+ setup_slot_coalesced_allocno_live_ranges): New.
+ (coalesce_spill_slots): Use ranges of coalesced allocnos.
+ (ira_sort_regnos_for_alter_reg): Use
+ allocnos_have_intersected_live_ranges_p.
+ (ira_reuse_stack_slot): Use
+ pseudos_have_intersected_live_ranges_p.
+
+ * global.c (pseudo_for_reload_consideration_p): Check
+ flag_ira_share_spill_slots too.
+
+ * ira-build.c (copy_allocno_live_range_list): Rename to
+ ira_copy_allocno_live_range_list. Make it external.
+ (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
+ external.
+ (ira_allocno_live_ranges_intersect_p): New.
+ (ira_finish_allocno_live_range_list): New.
+ (finish_allocno): Use it.
+ (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
+ (copy_info_to_removed_store_destinations): Ditto. Use
+ ira_copy_allocno_live_range_list.
+ (ira_flattening): Use ira_merge_allocno_live_ranges.
+
+ * ira.c (too_high_register_pressure_p): New function.
+ (ira): Switch off sharing spill slots if the pressure is too high.
+
+2008-11-19 Richard Guenther <rguenther@suse.de>
+
+ * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
+ non-sizetype offsets if their precision matches that of the pointer.
+ * expr.c (expand_expr_real_1): Always sign-extend the offset
+ operand of a POINTER_PLUS_EXPR.
+
+2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config.gcc: Unobsolete mips-sgi-irix[56]*.
+ (mips-sgi-irix[56]*): No need to use fixproto.
+
+2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
+ Paul Brook <paul@codesourcery.com>
+
+ * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
+ executable stack.
+
+2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
+
+2008-11-19 Razya Ladelsky <razya@il.ibm.com>
+
+ PR target/38156
+ * tree-parloops.c (loop_parallel_p): NULL vect_dump.
+ (separate_decls_in_region): Create shared struct even when there
+ are only reductions.
+
+2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
+
+ * config/picochip/picochip.c (headers): Remove an unnecessary
+ header file.
+
+2008-11-19 Andrew Stubbs <ams@codesourcery.com>
+
+ PR target/36133
+ * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
+ * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
+ shift instructions.
+ * config/m68k/m68k.md: Adjust all conditional branches that use the
+ carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
+
+2008-11-18 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/37362
+ * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
+ is a register or zero operand in the correct mode before generating
+ mtch1 insn or a register operand in the correct mode before generating
+ mfch1 insn.
+ (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
+
+2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
+ (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
+ mipsisa*-*-elf*. Handle mipsisa64r2*.
+ * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
+ * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
+ mips64r2.
+ (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
+ * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
+ mips64r2.
+ (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
+ Fix mips16 if mips64 or mips64r2 are multilib defaults.
+ * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
+ mips64r2.
+
+2008-11-18 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/38130
+ * config/i386/i386.md (allocate_stack_worker_32,
+ allocate_stack_worker_64): Don't use match_dup between input and
+ output operand.
+ (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
+ * config/i386/i386.c (ix86_expand_prologue): Likewise.
+
+2008-11-18 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
+ is forced when trying to do a symbol link for it.
+
+2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
+
+ * expmed.c (extract_bit_field_1): Also use a temporary and
+ convert_extracted_bit_field when the conversion from ext_mode to
+ the target mode requires explicit truncation.
+
+2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
+ Tweak formatting.
+ * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
+ registers when not optimizing.
+
+2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.md (*mul_acc_si): Remove middle alternative
+ and its associated define_split. Expose the all-d alternative
+ to the register allocator, but mark it with "?". Mark the first
+ alternative with "*?*?".
+ (*mul_sub_si): Likewise.
+ (*mul_acc_si_r3900): New pattern.
+
+2008-11-17 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/38140
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
+ propagating x = &a into *x = b, add a cast if not useless
+ type conversion or don't optimize if another stmt would be
+ needed.
+
+2008-11-17 Uros Bizjak <ubizjak@gmail.com>
+
+ PR middle-end/37908
+ * optabs.c (expand_sync_operation): Properly handle NAND case
+ by calculating ~(t1 & val) instead of (~t1 & val).
+ * builtins.c (expand_builtin_sync_operation): Warn for changed
+ semantics in NAND builtins.
+ * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
+
+ * doc/invoke.texi (Warning options): Add Wsync-nand.
+ * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
+ __sync_fetch_and_nand builtin operation in the example. Add a note
+ about changed semantics in GCC 4.4.
+ [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
+ operation in the example. Add a note about changed semantics in
+ GCC 4.4.
+
+2008-11-16 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (cgraph_function_body_availability): Fix test of externally
+ visible.
+
+2008-11-16 Joshua Kinard <kumba@gentoo.org>
+
+ * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
+ to -mips4.
+
+2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
+
+ PR target/38052
+ * config/mips/mips.c (mips_cfun_call_saved_reg_p)
+ (mips_cfun_might_clobber_call_saved_reg_p): New functions,
+ split out from...
+ (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
+ rather than call_really_used_regs when handling $gp.
+
+2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
+
+ PR target/38052
+ * config/mips/mips.c (machine_function): Update the comment
+ above global_pointer.
+ (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
+ that a function doesn't need a global pointer.
+ (mips_current_loadgp_style): Update accordingly.
+ (mips_restore_gp): Likewise.
+ (mips_output_cplocal): Likewise.
+ (mips_expand_prologue): Likewise.
+
+2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
+ parameter. Use DImode for computing the number of registers.
+ (function_arg): Adjust for above change.
+ (function_value): Likewise.
+
+2008-11-15 Zdenek Dvorak <ook@ucw.cz>
+
+ PR tree-optimization/37950
+ * tree-flow-inline.h (memory_partition): Return NULL when aliases were
+ not computed for the current function.
+
+2008-11-15 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/38123
+ * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
+ gpr and other COMPONENT_REFs.
+
+2008-11-15 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/38051
+ * tree-ssa-alias.c (update_alias_info_1): Manually find
+ written variables.
+
+2008-11-15 Joshua Kinard <kumba@gentoo.org>
+
+ * doc/invoke.texi (-mfix-r10000): Document.
+ * config/mips/mips.opt (mfix-r10000): New option.
+ * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
+ * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
+ (MIPS_COMPARE_AND_SWAP_12): Likewise.
+ (MIPS_SYNC_OP): Likewise.
+ (MIPS_SYNC_OP_12): Likewise.
+ (MIPS_SYNC_OLD_OP_12): Likewise.
+ (MIPS_SYNC_NEW_OP_12): Likewise.
+ (MIPS_SYNC_OLD_OP): Likewise.
+ (MIPS_SYNC_NAND): Likewise.
+ (MIPS_SYNC_OLD_NAND): Likewise.
+ (MIPS_SYNC_EXCHANGE): Likewise.
+ (MIPS_SYNC_EXCHANGE_12): Likewise.
+ (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
+ delay slots.
+ (MIPS_SYNC_NEW_NAND): Likewise.
+ * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
+ (mips_init_print_operand_punct): Treat '~' as a punctuation character.
+ (mips_output_sync_loop): New function.
+ (mips_override_options): Make -march=r10000 imply -mfix-r10000.
+ Make -mfix-r10000 require branch-likely instructions.
+ * config/mips/sync.md (sync_compare_and_swap<mode>): Use
+ mips_output_sync_loop.
+ (compare_and_swap_12): Likewise.
+ (sync_add<mode>): Likewise.
+ (sync_<optab>_12): Likewise.
+ (sync_old_<optab>_12): Likewise.
+ (sync_new_<optab>_12): Likewise.
+ (sync_nand_12): Likewise.
+ (sync_old_nand_12): Likewise.
+ (sync_new_nand_12): Likewise.
+ (sync_sub<mode>): Likewise.
+ (sync_old_add<mode>): Likewise.
+ (sync_old_sub<mode>): Likewise.
+ (sync_new_add<mode>): Likewise.
+ (sync_new_sub<mode>): Likewise.
+ (sync_<optab><mode>): Likewise.
+ (sync_old_<optab><mode>): Likewise.
+ (sync_new_<optab><mode>): Likewise.
+ (sync_nand<mode>): Likewise.
+ (sync_old_nand<mode>): Likewise.
+ (sync_new_nand<mode>): Likewise.
+ (sync_lock_test_and_set<mode>): Likewise.
+ (test_and_set_12): Likewise.
+
+2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gcc.c (cc1_options): Fix comment.
+
+2008-11-15 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/37561
+ * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
+ argtype instead of result_type.
+
+2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
+
+ * ira-int.h (struct ira_loop_tree_node): Improve comments for
+ subloop_next/next and subloops/childen fields.
+
+2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
+ (STANDARD_INCLUDE_DIR): Redefine to "/include".
+ (LOCAL_INCLUDE_DIR): Undefine.
+ * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
+
+2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimization/37397
+ * ira-int.h (struct ira_allocno): New member bad_spill_p.
+ (ALLOCNO_BAD_SPILL_P): New macro.
+
+ * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
+
+ * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
+ (create_cap_allocno, propagate_allocno_info,
+ remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
+ (update_bad_spill_attribute): New function.
+ (ira_build): Call it.
+
+ * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
+
+2008-11-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/38104
+ * gimplify.c (gimple_regimplify_operands): Add referenced vars
+ before calling mark_symbols_for_renaming, not after it.
+
+2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
+ (OVERRIDE_OPTIONS): Likewise.
+
+2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
+ Andrew Stubbs <ams@codesourcery.com>
+ Gunnar Von Boehn <gunnar@genesi-usa.com>
+
+ PR target/36134
+ * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
+ the shorter LEA insn over ADD.L where possible.
+
+2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
+
+ * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
+ systems, which are assumend to always provide SSP-support in glibc.
+ Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
+ case.
+ * configure: Regenerate.
+
+2008-11-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/36125
+ * function.c (gimplify_parameters): For callee copies parameters,
+ move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
+
+2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
+
+ PR target/28102
+ * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
+ x86 parts into the `i[34567]86-*-linux*' and parts that are
+ independent of the processor architecture into the `*-*-linux*' cases.
+ (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
+ * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
+ (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
+ [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
+ * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
+ (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
+ (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
+
+2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
+
+ * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
+ * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
+ (ls2_idiv): Likewise idiv3.
+ (ls2_prefetch): New reservation.
+ * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
+ * config/mips/mips.md (type): Add imul3nc and idiv3.
+ (length): Handle idiv3.
+ (any_mod): New code_iterator.
+ (u): Handle MOD and UMOD.
+ (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
+ (prefetch): Handle TARGET_LOONGSON_2EF.
+
+2008-11-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/27017
+ * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
+ (prune_unused_types_walk): Call it for non-perennial local classes.
+ Set die_mark to 2 if recursing on children. If die_mark is 1 on
+ entry, just set it to 2 and recurse on children, don't walk attributes
+ again.
+
+2008-11-13 Martin Michlmayr <tbm@cyrius.com>
+
+ * c-common.c (warn_about_parentheses): Add missing whitespace
+ in warning.
+
+2008-11-13 Paul Brook <paul@codesourcery.com>
+
+ * doc/invoke.texi: Document --fix-cortex-m3.
+ * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
+ Cortex-M3 cpu is selected.
+ (output_move_double): Avoid overlapping base register and first
+ destination register when fix_cm3_ldrd.
+ * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
+
+2008-11-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/38100
+ * gimple.h (gimple_range_check_failed): Remove prototype.
+ * gimple.c (gimple_check_failed): Don't check GCC_VERSION
+ in guarding #if.
+ (gimple_range_check_failed): Removed.
+
+2008-11-13 Andrew Haley <aph@redhat.com>
+
+ PR bootstrap/38088
+ * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
+ __LONG_LONG_MAX__.
+
+2008-11-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/36478
+ Revert:
+ 2007-05-07 Mike Stump <mrs@apple.com>
+ * doc/invoke.texi (Warning Options): Document that -Wempty-body
+ also checks for and while statements in C++.
+
+2008-11-12 Dodji Seketeli <dodji@redhat.com>
+
+ PR debug/27574
+ * cgraph.h: New abstract_and_needed member to struct cgraph_node.
+ * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
+ - which clones are reachable - as "abstract and needed".
+ * cgraph.c (cgraph_release_function_body): If a node is
+ "abstract and needed", do not release its DECL_INITIAL() content
+ that will be needed to emit debug info.
+
+2008-11-12 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/27880
+ * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
+ to set HAVE_GETIPINFO.
+ * aclocal.m4: Include ../config/unwind_ipinfo.m4.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+
+2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
+
+ PR bootstrap/38010
+ * gcc/config.gcc: Use darwin9.h on darwin10 as well.
+
+2008-11-12 Jakub Jelinek <jakub@redhat.com>
+
+ Revert:
+ 2008-10-21 Jakub Jelinek <jakub@redhat.com>
+ * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
+
+2008-11-12 Jason Merrill <jason@redhat.com>
+
+ PR c++/38007
+ * c-common.c (c_common_signed_or_unsigned_type): Remove C++
+ special casing.
+
+2008-11-12 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
+ atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
+ atmega32u6 devices.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
+ * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
+
+2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
+ packed-stack special handling.
+ (FRAME_ADDR_RTX): Add definition.
+
+2008-11-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/35366
+ * fold-const.c (native_encode_string): New function.
+ (native_encode_expr): Use it for STRING_CST.
+
+2008-11-12 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
+ insns if the intermediate value will be used later.
+
+2008-11-12 Andreas Schwab <schwab@suse.de>
+
+ * config/m68k/m68k.c (print_operand): Mask off extra extension
+ bits when writing out the representation of real values.
+
+2008-11-12 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/38079
+ * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
+ with vect_dump.
+
+2008-11-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/35334
+ * c-pretty-print.c (pp_c_complex_expr): New function.
+ (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
+
+ PR target/35366
+ * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
+ than INNER and INNER is a constant, forcibly align INNER as much
+ as needed.
+
+2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
+
+2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
+
+ PR rtl-optimization/37363
+ * simplify-rtx.c (simplify_plus_minus): Don't create
+ (const (minus ...)) expresisons.
+
+2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
+
+ * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
+ handling.
+
+2008-11-10 Catherine Moore <clm@codesourcery.com>
+
+ * config.gcc (mips64vrel-*-elf*): Include the tm_file
+ prior to vr.h.
+ * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
+ (BASE_DRIVER_SELF_SPECS): Remove.
+ (DRIVER_SELF_SPECS): New definition.
+ * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Include
+ BASE_DRIVER_SELF_SPECS.
+ * config/mips/sde.h: Likewise.
+ * config/mips/iris6.h: Likewise.
+ * config/mips/vr.h: Likewise.
+ * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
+
+2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimizations/37948
+ * ira-int.h (struct ira_allocno_copy): New member constraint_p.
+ (ira_create_copy, ira_add_allocno_copy): New parameter.
+
+ * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
+ to ira_add_allocno_copy.
+ (process_reg_shuffles, add_insn_allocno_copies): Pass a new
+ parameter to process_regs_for_copy.
+ (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
+ Fix typo in passing second allocno to ira_add_allocno_copy.
+
+ * ira-color.c (update_conflict_hard_regno_costs): Use head of
+ coalesced allocnos list.
+ (assign_hard_reg): Ditto. Check that assigned allocnos are not in
+ the graph.
+ (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
+ (add_ira_allocno_to_ordered_bucket): Rename to
+ add_allocno_to_ordered_bucket.
+ (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
+ head of coalesced allocnos list.
+ (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
+ Check that it is aready calculated.
+ (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
+ (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
+ list.
+ (coalesce_allocnos): Do extended coalescing too.
+
+ * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
+ parameter to ira_add_allocno_copy.
+
+ * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
+ parameter.
+ (print_copy): Print copy origination too.
+
+ * ira-costs.c (scan_one_insn): Use alloc_pref for load from
+ equivalent memory.
+
+2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR rtl-optimization/37514
+ * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
+ flag_ira_share_spill_slots to 2 if it's already non-zero.
+ (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
+ flag_ira_share_spill_slots is 2.
+
+2008-11-10 Kevin Buettner <kevinb@redhat.com>
+
+ * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
+ (prologue_enter_32): Set FB to SP - 4.
+
+2008-11-10 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
+ constraint for single-bit-clear in lower byte of HI constant, vs
+ Imb which just ignores the upper byte.
+ * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
+ * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
+ (iorhi3_16): Check for single bit set, not single bit clear.
+
+2008-11-10 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
+
+ * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
+
+2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
+
+ * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
+ values living in memory and use more precise alignment information.
+
+2008-11-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/35314
+ * tree-mudflap.c (mf_build_check_statement_for): Split then_block
+ after __mf_check call if the call must end a bb.
+
+2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
+
+ PR middle-end/37807
+ PR middle-end/37809
+ * combine.c (force_to_mode): Do not process vector types.
+
+ * rtlanal.c (nonzero_bits1): Do not process vector types.
+ (num_sign_bit_copies1): Likewise.
+
+2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
+
+ * config/i386/gnu.h: Add copyright and licensing header.
+ * config/gnu.h: Likewise.
+
+2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * fwprop.c (fwprop_done): Call df_remove_problem.
+
+2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR middle-end/37379
+ * tree-scalar-evolution.c (instantiate_scev_1): Return
+ chrec_dont_know for VL_EXP_CLASS_P.
+
+2008-11-06 Uros Bizjak <ubizjak@gmail.com>
+
+ * reg-stack.c (reg_to_stack): Add missing braces in memset
+ size calculation.
+
+2008-11-06 Andrew Stubbs <ams@codesourcery.com>
+
+ * config/arm/bpabi.h (PROFILE_HOOK): New undef.
+ (NO_PROFILE_COUNTERS): New define.
+
+2008-11-06 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/26397
+ * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
+
+2008-11-06 Kazu Hirata <kazu@codesourcery.com>
+
+ PR target/35574
+ * config/sparc/constraints.md (D): New.
+ * config/sparc/predicates.md (const_double_or_vector_operand): New.
+ * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
+ 'D' constraint.
+ * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
+ Use the 'D' constraint in addition to 'F' in some alternatives.
+ (DF splitter): Generalize for V64mode.
+ * doc/md.texi (SPARC): Document the 'D' constraint.
+
+2008-11-06 Uros Bizjak <ubizjak@gmail.com>
+
+ * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
+
+2008-11-06 Ben Elliston <bje@au.ibm.com>
+
+ * gcc.c: Remove ancient comment about a bug in Sun cc.
+
+2008-11-05 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
+
+2008-11-06 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
+
+2008-11-06 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
+ description.
+
+2008-11-05 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/38016
+ * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
+ just MEM_P.
+
+2008-11-05 Martin Jambor <mjambor@suse.cz>
+
+ PR middle-end/37861
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
+ pointer arithmetics into array_ref if the array is accessed
+ through an indirect_ref.
+
+2008-11-05 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37742
+ * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
+ qualified pointer conversion before stripping qualifiers.
+ * gimplify.c (create_tmp_from_val): Use correctly qualified type.
+ * tree-flow.h (may_propagate_address_into_dereference): Declare.
+ * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
+ function.
+ (ccp_fold): Use it.
+ * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
+ properly canonicalize binary ops.
+ (forward_propagate_addr_expr_1): Use
+ may_propagate_address_into_dereference.
+
+2008-11-05 Uros Bizjak <ubizjak@gmail.com>
+
+ PR middle-end/37286
+ * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
+ Initialize uninitialized input registers with a NaN.
+
+2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
+
+ PR middle-end/37833
+
+ * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
+
+2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
+
+ PR middle-end/37943
+
+ * graphite.c (scopdet_basic_block_info): Fix loops with multiple
+ exits and conditions.
+ * testsuite/gcc.dg/graphite/pr37943.c: New.
+
+2008-11-04 Jakub Jelinek <jakub@redhat.com>
+ Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR c/35430
+ * c-common.c (warn_for_sign_compare): For complex result_type
+ use component's type.
+
+2008-11-04 Jakub Jelinek <jakuB@redhat.com>
+
+ * print-tree.c (print_node): Use code instead of TREE_CODE (node).
+
+ * print-tree.c (print_node): Don't print DECL_INITIAL
+ for PARM_DECL.
+
+ PR c/37106
+ * c-common.c (parse_optimize_options): Save and restore
+ flag_strict_aliasing around decode_options call.
+
+2008-11-04 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/driver-i386.c (enum vendor_signatures): New enum.
+ (host_detect_local_cpu): Use it instead of casted strings to
+ compare vendor signatures.
+
+2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
+
+ PR target/37989
+ * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
+ or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
+
+2008-11-03 Catherine Moore <clm@codesourcery.com>
+
+ * config/mips.c (mips_conditional_register_usage): Handle the
+ DSP control register.
+ * doc/extend.texi: Document the DSP control register.
+
+2008-11-03 Steve Ellcey <sje@cup.hp.com>
+ Jakub Jelinek <jakub@redhat.com>
+
+ * omp-low.c (expand_omp_for_generic): If iter_type has different
+ precision than type and type is a pointer type, cast n1 and n2
+ first to an integer type with the same precision as pointers
+ and only afterwards to iter_type.
+
+2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
+ (UNSPEC_GOTSYM_OFF): New unspec.
+ (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
+ (pic_add_dot_plus_eight): Likewise.
+ (tls_load_dot_plus_eight): Likewise. Update peephole2.
+ * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
+ UNSPEC_PIC_BASE operands.
+ * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
+ (arm_output_addr_const_extra): Handle it.
+
+2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
+ integer class to full integer class if the offset is not word-aligned.
+
+2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR rtl-opt/37782
+ * loop-doloop.c (doloop_modify): Add from_mode argument that says what
+ mode count is in.
+ (doloop_optimize): Update call to doloop_modify.
+
+2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-sra.c (bitfield_overlaps_p): Fix oversight.
+
+2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ PR other/37463
+ * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
+ gcc_cv_as_cfi_directive.
+ (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
+ merging read-only and read-write sections or assembler emits
+ read-write .eh_frame sections.
+ * configure: Regenerate.
+
+2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
+
+ Revert:
+ 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
+ problem.
+ (rs6000_emit_prologue): Invert logic.
+ * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
+ (reg:P 11) instead of match_operand.
+ (*save_fpregs_<mode>): Likewise.
+ (*restore_gpregs_<mode>): Likewise.
+ (*return_and_restore_gpregs_<mode>): Likewise.
+ (*return_and_restore_fpregs_<mode>): Likewise.
+ * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
+ (reg:P 11) insted of match_operand.
+ (*restore_gpregs_spe): Likewise.
+ (*return_and_restore_gpregs_spe): Likewise.
+
+2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
+
+ PR tree-optimization/37684
+ * gcc.dg/graphite/pr37684.c: New.
+ * graphite.c (exclude_component_ref): New.
+ (is_simple_operand): Call exclude_component_ref.
+
+2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/36908
+ * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
+ * tree-loop-distribution.c (number_of_rw_in_rdg): New.
+ (number_of_rw_in_partition): New.
+ (partition_contains_all_rw): New.
+ (ldist_gen): Do not distribute when one of the partitions
+ contains all the memory operations.
+
+2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
+
+ * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
+ EDGE_IRREDUCIBLE_LOOP.
+
+2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
+ where we have one entry point in the loop which isn't the head.
+
+2008-11-03 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37573
+ * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
+
+2008-11-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37858
+ * passes.c (execute_one_pass): Don't look at cfun->curr_properties
+ for ipa and simple ipa passes.
+
+2008-11-02 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37542
+ * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
+ * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
+ (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
+ (vn_nary_op_insert_stmt): Likewise.
+ (visit_use): Likewise.
+
+2008-11-02 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
+ (*swap): Remove.
+ (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
+ rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
+ (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
+ ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
+ lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
+ peephole2's): Replace unspec with rotate.
+ * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
+
+2008-11-02 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37991
+ * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
+ * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
+ (set_ssa_val_to): Print if the value changed.
+ (simplify_binary_expression): Strip useless conversions.
+
+2008-11-01 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/37939
+ * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
+ operand.
+
+2008-11-01 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37976
+ * builtins.c (fold_builtin_strspn): Return a size_t.
+ (fold_builtin_strcspn): Likewise.
+
+2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
+ attribute for struct return convention.
+
+2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/crtsavres.asm: Really, really delete.
+
+2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
+ problem.
+ (rs6000_emit_prologue): Invert logic.
+ * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
+ (reg:P 11) instead of match_operand.
+ (*save_fpregs_<mode>): Likewise.
+ (*restore_gpregs_<mode>): Likewise.
+ (*return_and_restore_gpregs_<mode>): Likewise.
+ (*return_and_restore_fpregs_<mode>): Likewise.
+ * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
+ (reg:P 11) insted of match_operand.
+ (*restore_gpregs_spe): Likewise.
+ (*return_and_restore_gpregs_spe): Likewise.
+
+2008-10-28 Luis Machado <luisgpm@br.ibm.com>
+
+ * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
+ list of word switches that take args.
+
+2008-10-30 Jakub Jelinek <jakub@redhat.com>
+
+ * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
+ (s390_output_pool_entry): Call it through for_each_rtx.
+
+ PR middle-end/37730
+ * expr.c (store_constructor): For vectors, if target is a MEM, use
+ target's MEM_ALIAS_SET instead of elttype alias set.
+
+2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/37909
+ * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
+ no address.
+
+2008-10-29 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/37878
+ * config/rs6000/predicates.md (word_offset_memref_operand):
+ Restructure code and look inside auto-inc/dec addresses.
+
+2008-10-29 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/32277
+ * libgcov.c (__gcov_indirect_call_profiler): Check
+ TARGET_VTABLE_USES_DESCRIPTORS.
+
+2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
+
+ * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
+ (INITIAL_FRAME_POINTER_OFFSET): Remove.
+ * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
+ offset if eliminating soft frame pointer.
+ * config/spu/spu.md (stack_protect_set, stack_protect_test)
+ (stack_protect_test_si): Add initial machine description
+ for Stack Smashing Protector
+
+2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 11492
+ * c-common.c (min_precision): Move to...
+ * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
+ * tree.h (tree_int_cst_min_precision): Declare.
+ * c-common.h (min_precision): Delete declaration.
+ * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
+ multiplication of non-negative integer constants.
+ * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
+ tree_int_cst_min_precision.
+ (finish_enum): Likewise.
+
+2008-10-29 Joseph Myers <joseph@codesourcery.com>
+
+ PR middle-end/36578
+ * convert.c (convert_to_real): Do not optimize conversions of
+ binary arithmetic operations between binary and decimal
+ floating-point types. Consider mode of target type in determining
+ decimal type for arithmetic. Unless
+ flag_unsafe_math_optimizations, do not optimize binary conversions
+ where this may change rounding behavior.
+ * real.c (real_can_shorten_arithmetic): New.
+ * real.h (real_can_shorten_arithmetic): Declare.
+
+2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
+ ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
+ * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
+ appropriate.
+ (must_save_p): For some workarounds, interrupts need to clobber a
+ P register.
+ (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
+ and LC1 for WA_05000257.
+ (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
+ WA_05000283 and WA_05000315.
+ * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
+ (movbi): Add alternative to set CC to 1; improve code for setting
+ CC to 0.
+ (dummy_load): New pattern.
+
+2008-10-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37870
+ * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
+ BLKmode for non-memory, convert using a wider MODE_INT mode
+ or through memory.
+
+ PR middle-end/37913
+ * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
+ that haven't been removed yet.
+
+2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (struct machine_function): New member
+ has_loopreg_clobber.
+ (bfin_expand_movmem): Set it when generating memcpy insns.
+ (n_regs_saved_by_prologue, expand_prologue_reg_save,
+ expand_epilogue_reg_restore): If we have hardware loops,
+ memcpy insns (indicated by has_loopreg_clobber) or function
+ calls, we need to save the loop registers.
+
+2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (core2_cost): Fix typos in comments.
+
+2008-10-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/37924
+ * combine.c (make_compound_operation): Don't call make_extraction with
+ non-positive length.
+ (simplify_shift_const_1): Canonicalize count even if complement_p.
+
+2008-10-28 Joseph Myers <joseph@codesourcery.com>
+
+ * convert.c (strip_float_extensions): Do not remove or introduce
+ conversions between binary and decimal floating-point types.
+
+2008-10-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37931
+ * fold-const.c (distribute_bit_expr): Convert common, left and
+ right arguments to type.
+
+2008-10-28 Nick Clifton <nickc@redhat.com>
+
+ * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
+ * config/mn10300/mn10300.c (fp_regs_to_save): Test the
+ call_really_used_regs array rather than the call_used_regs array.
+ (mn10300_get_live_callee_saved_regs, expand_prologue,
+ expand_epilogue, output_tst): Likewise.
+
+2008-10-27 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/37378
+ * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
+ (df_get_entry_block_def_set): Neither here.
+ (df_get_regular_block_artificial_uses): Add EH_USES registers.
+
+ PR tree-optimization/37879
+ * predict.c (tree_estimate_probability): Check if last_stmt is
+ non-NULL before dereferencing it.
+
+2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
+
+ * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
+ (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
+ (ira_fast_allocation): Remove the prototype.
+
+ * ira-color.c (update_copy_costs, allocno_cost_compare_func,
+ assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
+ (color_pass): Modify the updated costs.
+ (ira_color): Rename to color. Make it static.
+ (ira_fast_allocation): Rename to fast_allocation. Make it static.
+ (ira_color): New function.
+
+ * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
+ change.
+
+ * ira-lives.c (last_call_num, allocno_saved_at_call): New
+ variables.
+ (set_allocno_live, clear_allocno_live, mark_ref_live,
+ mark_ref_dead): Invalidate corresponding element of
+ allocno_saved_at_call.
+ (process_bb_node_lives): Increment last_call_num. Setup
+ allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
+ allocno was already saved.
+ (ira_create_allocno_live_ranges): Initiate last_call_num and
+ allocno_saved_at_call.
+
+ * ira-build.c (ira_create_allocno): Initiate
+ ALLOCNO_UPDATED_COVER_CLASS_COST.
+ (create_cap_allocno, propagate_allocno_info,
+ remove_unnecessary_allocnos): Remove setting updated costs.
+ (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
+
+ * ira.c (ira): Don't call ira_fast_allocation.
+
+ * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
+ updated costs.
+
+2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR middle-end/37813
+ * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
+
+ * ira-int.h (ira_hard_regno_cover_class): New.
+
+ * ira-lives.c (mark_reg_live, mark_reg_dead,
+ process_bb_node_lives): Use ira_hard_regno_cover_class.
+
+ * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
+ (setup_hard_regno_cover_class): New function.
+ (ira_init): Call setup_hard_regno_cover_class.
+
+ * ira-costs.c (cost_class_nums): Add comment.
+ (find_allocno_class_costs): Initiate cost_class_nums.
+ (setup_allocno_cover_class_and_costs): Check cost_class_nums.
+
+2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR middle-end/37884
+ * ira-build.c (copy_live_ranges_to_removed_store_destinations):
+ Rename to copy_info_to_removed_store_destinations. Propagate
+ conflict hard regs and register stack attribute.
+
+2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/37316
+ * pa.c (function_arg_padding): Pad complex and vector types
+ upward in 64-bit runtime.
+ (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
+
+2008-10-26 Matthias Klose <doko@ubuntu.com>
+
+ * doc/install.texi: Document requirements on antlr.
+
+2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
+ first.
+
+2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
+
+ PR target/37841
+ * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
+ is defined, use it to modify the constant offset.
+
+ * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
+
+ * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
+ and short arguments to the correct location as mandated by the ABI.
+
+2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR rtl-optimization/37769
+ * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
+
+2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
+ unwind-dw2-Os-4-200.o.
+
+2008-10-24 Joseph Myers <joseph@codesourcery.com>
+
+ * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
+ (convert_for_assignment): Remove ic_argpass_nonproto cases.
+
+2008-10-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/36038
+ * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
+ add sizetype IV with initial value zero instead of pointer type.
+
+2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ PR c/7543
+ * value-prof.c (gimple_stringop_fixed_value): Use parentheses
+ around bit operation.
+ * profile.c (is_edge_inconsistent): Likewise.
+ * fold-const.c (truth_value_p): Move from here...
+ * tree.h (truth_value_p): ... to here.
+ * c-tree.h (c_expr): Update description of original_code.
+ * c-typeck.c (parser_build_unary_op): Set original_code.
+ (parser_build_binary_op): Update call to warn_about_parentheses.
+ * c-common.c (warn_about_parentheses): Take two additional
+ arguments of the operands. Use a switch. Quote operators
+ appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
+ Add warning about !x | y and !x & y.
+ * c-common.h (warn_about_parentheses): Update declaration.
+
+2008-10-24 Jakub Jelinek <jakub@redhat.com>
+
+ * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
+ check_p_tool, check_p_vars, check_p_subno, check_p_comma,
+ check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
+ New variables.
+ (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
+ (check-%): For test targets listed in lang_checks_parallelized
+ if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
+ run the testing in multiple make goals, possibly parallel, and
+ afterwards run dg-extract-results.sh to merge the sum and log files.
+
+2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_canonicalize_move_class): New function.
+ (mips_move_to_gpr_cost): Likewise.
+ (mips_move_from_gpr_cost): Likewise.
+ (mips_register_move_cost): Make more fine-grained.
+
+2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
+
+ * graphite.c (graphite_apply_transformations): Check for
+ -fgraphite-identity.
+ * toplev.c (process_options): Add graphite_identity.
+ * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
+
+2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
+ mulhisihl and mulhisihh builtins.
+
+ From Jie Zhang <jie.zhang@analog.com>
+ * config/bfin/bfin.md (composev2hi): Put operands into vector
+ with correct order.
+
+2008-10-22 Chao-ying Fu <fu@mips.com>
+
+ * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
+
+2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ From Mike Frysinger <michael.frysinger@analog.com>
+ * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
+ BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
+ * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
+ and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
+ Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
+ Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
+ * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
+ for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
+ for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
+ __ADSPBF51x__ for all of them.
+ * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
+ -mcpu bf512, bf514, bf516, and bf518.
+ * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
+ bf512-none, bf514-none, bf516-none, and bf518-none.
+ * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
+ * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
+ * doc/invoke.texi (Blackfin Options): Document that
+ -mcpu now accepts bf512, bf514, bf516, and bf518.
+
+2008-10-22 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37882
+ * fold-const.c (build_range_type): For 1 .. signed_max
+ range call build_nonstandard_inter_type if signed_type_for
+ returned a type with bigger precision.
+
+2008-10-22 Richard Guenther <rguenther@suse.de>
+
+ * tree.def (COMPLEX_TYPE): Constrain element type.
+ * tree.c (build_complex_type): Assert that.
+ * tree-ssa-structalias.c (could_have_pointers): Complex types
+ cannot have pointers.
+
+2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ PR c/30949
+ * c-typeck.c (convert_for_assignment): Do not give declaration's
+ location for builtins. Spell out which type was expected and which
+ was given.
+
+2008-10-22 Nick Clifton <nickc@redhat.com>
+
+ * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
+ the fdpic register to be a target when running in fdpic mode.
+
+2008-10-22 Rafael Espindola <espindola@google.com>
+
+ * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
+ newly created statements.
+
+2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/37633
+ * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
+ * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
+ * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
+
+2008-10-22 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/37880
+ * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
+ Adjust -mcmodel=medium description for 2005-07-31 changes.
+
+2008-10-22 Jan Hubicka <jh@suse.cz>
+ Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/35853
+ * doc/invoke.texi: Remove references to obsoleted -d dumps.
+
+2008-10-21 Richard Henderson <rth@redhat.com>
+
+ PR 37815
+ * emit-rtl.c (get_spill_slot_decl): Export.
+ * emit-rtl.h (get_spill_slot_decl): Declare.
+ * var-tracking.c (vt_add_function_parameters): Relax assertion
+ on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
+
+2008-10-21 Bob Wilson <bob.wilson@acm.org>
+
+ * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
+ REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
+ of from insn.
+
+2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
+
+ PR middle-end/37669
+ * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
+ processed by get_maxval_strlen.
+
+2008-10-21 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/35485
+ * tree.c (get_file_function_name): Copy first_global_object_name.
+ Centralize call to clean_symbol_name.
+
+2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
+
+ * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
+ * config/svr4.h (SVR4_ASM_SPEC): New.
+ (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
+ * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
+
+ * doc/invoke.texi (Option Summary): Add -T to linker options.
+ (Link Options): Document -T.
+
+2008-10-21 Jakub Jelinek <jakub@redhat.com>
+
+ * tree-inline.c (tree_inlinable_function_p): Remove tuples
+ debugging hack.
+
+ * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
+
+ PR debug/37020
+ * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
+
+2008-10-20 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
+ part of expression.
+
+2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
+
+ * doc/install.texi: Fix typos in previous patch.
+
+2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
+
+ * doc/install.texi: Document in-tree building of gcc and mpfr.
+
+2008-10-19 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
+
+2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
+
+ PR c/30260
+ * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
+ (build_enumerator): Convert enumerators that fit in integer to
+ integer type.
+
+2008-10-18 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (unnamed peephole2): Do not force memory
+ operands of arith or logical instructions into registers for
+ non-TARGET_READ_MODIFY targets.
+
+ (ffs_cmove): Change operand 0 predicate to register_operand.
+ Change operand 1 predicate to nonimmediate_operand.
+ (ffsdi2): Ditto.
+ (*ffs_no_cmove): Change operand 0 predicate to register_operand.
+
+2008-10-18 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
+ VIEW_CONVERT_EXPR case against invalid gimple.
+
+2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * c-parser.c (c_parser_binary_expression): Silence the
+ uninitialized variable warning emitted for binary_loc.
+
+2008-10-16 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (phi_translate_set): Add constants to phi
+ translation cache.
+
+2008-10-16 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/33192
+ * c-typeck.c (build_unary_op): Use omit_one_operand for
+ IMAGPART_EXPR of real argument.
+
+2008-10-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/37664
+ * fold-const.c (fold_binary): When optimizing comparison with
+ highest or lowest type's value, don't consider TREE_OVERFLOW.
+
+2008-10-16 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/35483
+ * Makefile.in (coverage.o): Depend on $(TM_P_H).
+ * coverage.c: Include tm_p.h.
+ * config/rs6000/x-aix (jc1): Override LDFLAGS.
+ * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
+ dollar signs from PREFIX.
+ * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
+ instead of manual strip_name_encoding.
+
+2008-10-16 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37418
+ * tree-ssa.c (useless_type_conversion_p_1): Do not treat
+ volatile qualified functions or methods as relevant.
+
+2008-10-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/37525
+ * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
+ sizetype unsigned constants, both in the case of C and bounds.
+
+2008-10-15 Jan Hubicka <jh@suse.cz>
+
+ * ira-emit.c (change_regs): Return false when replacing reg by itself.
+
+2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR target/37633
+ * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
+ HARD_REGNO_CALL_PART_CLOBBERED.
+
+2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR middle-end/37535
+ * ira-lives.c (mark_early_clobbers): Remove.
+ (make_pseudo_conflict, check_and_make_def_use_conflicts,
+ check_and_make_def_conflicts,
+ make_early_clobber_and_input_conflicts,
+ mark_hard_reg_early_clobbers): New functions.
+ (process_bb_node_lives): Call
+ make_early_clobber_and_input_conflicts and
+ mark_hard_reg_early_clobbers. Make hard register inputs live again.
+
+ * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
+ early clobbers of pseudo-registers.
+
+2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR middle-end/37674
+ * ira-build.c (ira_flattening): Recalculate
+ ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
+ from the scratch instead of the propagation.
+
+2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * doc/rtl.texi (const_double): Remove the "addr" operand.
+ Describe CONST_DOUBLE_* macros under const_double rather
+ than const_vector.
+ (const_fixed): Fix the operand description.
+ (const): Add an @findex directive.
+ (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
+ after the constant rtl table.
+ (fix): Combine floating-point and fixed-point descriptions.
+ Fix hyphenation.
+ * sched-deps.c (sched_analyze_2): Remove reference to
+ CONST_DOUBLE_CHAIN.
+
+2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
+ UNSPEC_GOTSYM_OFFs.
+ * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
+ for UNSPEC_GOTSYM_OFFs.
+ * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
+ (add_GOT_to_pic_reg): Use it.
+ * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
+
+2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
+ Harsha Jagasia <harsha.jagasia@amd.com>
+
+ PR tree-optimization/37485
+ * graphite.c (gmp_cst_to_tree): Moved.
+ (iv_stack_entry_is_constant): New.
+ (iv_stack_entry_is_iv): New.
+ (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
+ (loop_iv_stack_insert_constant): New.
+ (loop_iv_stack_pop): Use new datatpype.
+ (loop_iv_stack_get_iv): Same.
+ (loop_iv_stack_get_iv_from_name): Same.
+ (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
+ (loop_iv_stack_patch_for_consts): New.
+ (loop_iv_stack_remove_constants): New.
+ (graphite_create_new_loop): Use loop_iv_stack_push_iv.
+ (translate_clast): Call loop_iv_stack_patch_for_consts and
+ loop_iv_stack_remove_constants.
+ (gloog): Use new datatype. Redirect construction edge to end
+ block to avoid accidental deletion.
+ * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
+ iv stack entry.
+ (union iv_stack_entry_data): New. Data in iv stack entry.
+ (struct iv_stack_entry): New. Datatype for iv stack entries.
+
+2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
+ * graphite.c (free_scop): Same.
+ (build_scops): Same.
+ (free_scattering): New.
+ (build_cloog_prog): Call free_scattering.
+ (patch_phis_for_virtual_defs): Fix memleak.
+ (graphite_trans_bb_strip_mine): Same.
+ (limit_scops): Same.
+
+2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
+ Harsha Jagasia <harsha.jagasia@amd.com>
+
+ PR tree-optimization/37828
+ * graphite.c (graphite_trans_loop_block): Do not loop block
+ single nested loops.
+
+2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/37686
+ * tree-loop-linear.c (linear_transform_loops): Build a
+ loop nest vector. Pass it to lambda_compute_access_matrices.
+ * tree-data-ref.h (struct access_matrix): Store the loop nest
+ relative to which it encodes the information.
+ (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
+ (am_vector_index_for_loop): Reimplemented: iterate over the
+ loop nest for finding the loop index in the access matrix.
+ (lambda_compute_access_matrices): Update declaration.
+ * lambda-code.c (build_access_matrix): Pass the loop nest and
+ record it.
+ (lambda_compute_access_matrices): Same.
+
+2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.h (TARGET_DFP): This requires TARGET_HARD_FLOAT.
+ * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
+ TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
+ already implies hard float. Also fix several insn condition
+ with TARGET_DFP which shall require TARGET_HARD_DFP instead.
+
+2008-10-15 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/35483
+ Based on patches by Laurent Vivier.
+ * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
+ * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
+ * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
+ dollar sign to underscore.
+ (ASM_OUTPUT_EXTERNAL): Same.
+ (ASM_OUTPUT_LABELREF): New.
+ * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
+
+ * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
+ * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
+ * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
+ * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
+
+2008-10-15 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/36881
+ * tree-switch-conversion.c (check_final_bb): For flag_pic, check
+ that each value doesn't need runtime relocations, for !flag_pic
+ check that each value is just a valid initializer constant.
+
+2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
+ LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
+ COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
+ Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
+ GR_AND_ACC_REGS.
+ (REG_CLASS_NAMES): Update accordingly.
+ (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
+ rather than an unpredictable descriptive string.
+ * config/mips/mips.c (mips_register_move_cost): Remove comment.
+ (mips_register_move_cost): Check for specific COP*_REGS classes,
+ instead of ALL_COP_AND_GR_REGS.
+ (mips_ira_cover_classes): New function.
+ (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
+ (TARGET_IRA_COVER_CLASSES): Define.
+
+2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
+
+ PR c++/37553
+ * tree.c (build_type_attribute_qual_variant): Hash on the
+ unqualified type, and don't overwrite an existing
+ (type_hash_eq): Make the TYPE_NAME of the types significant, to
+ allow distinguishing between wchar_t and its underlying type. This
+ also means that we'll retain a little more typedef information.
+
+2008-10-14 Andrey Belevantsev <abel@ispras.ru>
+ Dmitry Melnik <dm@ispras.ru>
+ Dmitry Zhurikhin <zhur@ispras.ru>
+ Alexander Monakov <amonakov@ispras.ru>
+ Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * target.h (struct gcc_target): Update prototypes of needs_block_p
+ and gen_spec_check.
+ * haifa-sched.c (create_check_block_twin): Update calls to the above.
+ * sel-sched.c (create_speculation_check): Likewise.
+ * doc/tm.texi: Provide documentation for new target hooks.
+
+ * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
+ (ia64_gen_spec_insn): Removed.
+ (get_spec_check_gen_function, insn_can_be_in_speculative_p,
+ ia64_gen_spec_check): New static functions.
+ (ia64_alloc_sched_context, ia64_init_sched_context,
+ ia64_set_sched_context, ia64_clear_sched_context,
+ ia64_free_sched_context, ia64_get_insn_spec_ds,
+ ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
+ (ia64_needs_block_p): Change prototype.
+ (ia64_gen_check): Rename to ia64_gen_spec_check.
+ (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
+ into declaration, add special memory dependencies handling.
+ (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
+ TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
+ TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
+ TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
+ Define new target hooks.
+ (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
+ (ia64_optimization_options): Turn on selective scheduling with -O3,
+ disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
+ default with selective scheduling.
+ (ia64_override_options): Initialize align_loops and align_functions
+ to 32 and 64, respectively. Set global selective scheduling flags
+ according to target-dependent flags.
+ (rtx_needs_barrier): Support UNSPEC_LDS_A.
+ (group_barrier_needed): Use new mstop-bit-before-check flag.
+ Add heuristic.
+ (dfa_state_size): Make global.
+ (spec_check_no, max_uid): Remove.
+ (mem_ops_in_group, current_cycle): New variables.
+ (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
+ Initialize new variables.
+ (is_load_p, record_memory_reference): New functions.
+ (ia64_dfa_sched_reorder): Lower priority of loads when limit is
+ reached.
+ (ia64_variable_issue): Change use of current_sched_info to
+ sched_deps_info. Update comment. Note if a load or a store is issued.
+ (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
+ advance if maximal number of loads or stores was issued on current
+ cycle.
+ (scheduled_good_insn): New static helper function.
+ (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
+ a group barrier is needed. Fix vertical spacing. Guard the code
+ doing state transition with last_scheduled_insn check.
+ Mark that a stop bit should be before current insn if there was a
+ cycle advance. Update current_cycle and mem_ops_in_group.
+ (ia64_h_i_d_extended): Change use of current_sched_info to
+ sched_deps_info. Reallocate stops_p by larger chunks.
+ (struct _ia64_sched_context): New structure.
+ (ia64_sched_context_t): New typedef.
+ (ia64_alloc_sched_context, ia64_init_sched_context,
+ ia64_set_sched_context, ia64_clear_sched_context,
+ ia64_free_sched_context): New static functions.
+ (gen_func_t): New typedef.
+ (get_spec_load_gen_function): New function.
+ (SPEC_GEN_EXTEND_OFFSET): Declare.
+ (ia64_set_sched_flags): Check common_sched_info instead of *flags.
+ (get_mode_no_for_insn): Change the condition that prevents use of
+ special hardware registers so it can now handle pseudos.
+ (get_spec_unspec_code): New function.
+ (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
+ ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
+ (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
+ during selective scheduling.
+ (ia64_speculate_insn): Use ds_get_speculation_types when
+ determining whether we need to change the pattern.
+ (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
+ (ia64_spec_check_src_p): Support new speculation/check codes.
+ (struct bundle_state): New field.
+ (issue_nops_and_insn): Initialize it.
+ (insert_bundle_state): Minimize mid-bundle stop bits.
+ (important_for_bundling_p): New function.
+ (get_next_important_insn): Use important_for_bundling_p.
+ (bundling): When shifting TImode from unimportant insns, ignore
+ also group barriers. Assert that best state is found before
+ the backward bundling pass. Print number of mid-bundle stop bits.
+ Minimize mid-bundle stop bits. Check correct calculation of
+ mid-bundle stop bits.
+ (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
+ (final_emit_insn_group_barriers): Emit stop bits before insns starting
+ a new cycle.
+ (sel2_run): New variable.
+ (ia64_reorg): When flag_selective_scheduling2 is set, run the
+ selective scheduling pass instead of schedule_ebbs.
+
+ * config/ia64/ia64.md (speculable1, speculable2): New attributes.
+ (UNSPEC_LDS_A): New UNSPEC.
+ (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
+ movti_internal, movsf_internal, movdf_internal,
+ movxf_internal): Make visible. Add speculable* attributes.
+ (output_c_nc): New mode attribute.
+ (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
+ mov<mode>_nc, zero_extend<mode>di2_nc,
+ advanced_load_check_nc_<mode>): New insns.
+ (zero_extend*): Add speculable* attributes.
+
+ * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
+ (msched-stop-bits-after-every-cycle): Likewise.
+ (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
+ Likewise.
+ (msched-spec-verbose): Remove.
+ (msched-prefer-non-data-spec-insns,
+ msched-prefer-non-control-spec-insns,
+ msched-count-spec-in-critical-path,
+ msel-sched-dont-check-control-spec): Use Target Report Var
+ instead of Common Report Var.
+
+ * config/ia64/itanium2.md: Remove incorrect bypass.
+
+ * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
+
+2008-10-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37805
+ * opts.c (common_handle_option): Don't ICE on -fhelp=joined
+ and -fhelp=separate.
+
+2008-10-14 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/rs6000.md (cell_micro): Fix formatting.
+
+2008-10-13 Joseph Myers <joseph@codesourcery.com>
+
+ * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
+ non-integer modes.
+
+2008-10-13 Matthias Klose <doko@ubuntu.com>
+
+ * config/pa/linux-atomic.c: Work around missing header file
+ for hppa64-linux-gnu targets.
+
+2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
+ Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
+ Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
+ Grace Cao <grace_cao@playstation.sony.com>
+
+ * doc/invoke.texi (-mgen-cell-microcode): Document.
+ (-mwarn-cell-microcode): Document.
+ * cfglayout.c (locator_location): Export.
+ * rtl.h (locator_location): Define prototype.
+ * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
+ New predicate.
+ * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
+ * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
+ (mwarn-cell-microcode): New option.
+ * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
+ (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
+ cell and not already set.
+ Turn off string instructions if not generating cell microcode.
+ (rs6000_final_prescan_insn): New function that warns about microcoded
+ instructions.
+ * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
+ * config/rs6000/rs6000.md
+ Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
+ the instruction would have been microcoded on the Cell. Set
+ cell_micro to always on unnamed patterns for the string instructions.
+ (cell_micro): Update definition, remove load/store conditional
+ microcoded.
+ (sign_extend:DI): Define new pattern for non microcoded version.
+ (sign_extend:SI): Likewise.
+ (compare (div:P)): Set cell_micro to not.
+ (andsi3): Define as an expand.
+ (andsi3_mc): New pattern.
+ (andsi3_nomc): New pattern.
+ (andsi3_internal0_nomc): New pattern.
+ (andsi3_internal2): Rename to ...
+ (andsi3_internal2_mc): this and enable iff generating microcode.
+ (andsi3_internal3): Rename to ...
+ (andsi3_internal3_mc): this and enable iff generating microcode.
+ (andsi3_internal4): Enable iif generating microcode.
+ (andsi3_internal5): Rename to ..
+ (andsi3_internal5_mc): this and enable iff generating microcode.
+ (andsi3_internal5_nomc): New pattern.
+ (extzvdi_internal1): Enable iff generating microcode.
+ (extzvdi_internal2): Likewise.
+ (rotlsi3_internal7): Set cell_micro to always if non immediate form.
+ (anddi3): Change to expand.
+ (anddi3_mc): Rename from anddi3.
+ (anddi3_no_mc): New pattern.
+ (anddi3_internal2): Rename to ..
+ (anddi3_internal2_mc): this and enable iff generating microcode.
+ (anddi3_internal2_nomc): New pattern.
+ (anddi3_internal3): Rename to ..
+ (anddi3_internal3_mc): this and enable iff generating microcode.
+ (anddi3_internal3_nomc): New pattern.
+ (movti_string): Set cell_micro to always if TARGET_STRING.
+ (stmsi8): Set cell_micro to always.
+ (stmsi7): Likewise.
+ (stmsi6): Likewise.
+ (stmsi5): Likewise.
+ (stmsi4): Likewise.
+ (stmsi3): Likewise.
+ (stmsi8_power): Likewise.
+ (stmsi7_power): Likewise.
+ (stmsi6_power): Likewise.
+ (stmsi5_power): Likewise.
+ (stmsi4_power): Likewise.
+ (stmsi3_power): Likewise.
+ (movsi_update2): Enable iff generating microcode.
+ (movhi_update3): Likewise.
+ (lmw): Set cell_micro to always.
+
+2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
+ * config/s390/s390.c (machine_function): Remove
+ decomposed_literal_pool_addresses_ok_p.
+ (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
+ the difference of two labels.
+ (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
+ (s390_pool_offset): New function.
+ (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
+ (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
+
+2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
+
+ * doc/install.texi (powerpc-*-*): Require binutils 2.15.
+ (powerpc*-*-linux-gnu*): Describe.
+ * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
+ * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
+ config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
+ config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
+ config/rs6000/e500crtres32gpr.asm,
+ config/rs6000/e500crtres64gpr.asm,
+ config/rs6000/e500crtres64gprctr.asm,
+ config/rs6000/e500crtrest32gpr.asm,
+ config/rs6000/e500crtrest64gpr.asm,
+ config/rs6000/e500crtresx32gpr.asm,
+ config/rs6000/e500crtresx64gpr.asm,
+ config/rs6000/e500crtsav32gpr.asm,
+ config/rs6000/e500crtsav64gpr.asm,
+ config/rs6000/e500crtsav64gprctr.asm,
+ config/rs6000/e500crtsavg32gpr.asm,
+ config/rs6000/e500crtsavg64gpr.asm,
+ config/rs6000/e500crtsavg64gprctr.asm: Use it.
+ * config/rs6000/crtsavres.asm: Really remove.
+
+2008-10-13 Kai Tietz <kai.tietz@onevision.com>
+
+ Fix PR/25502
+ * c-format.c (convert_format_name_to_system_name): Use
+ TARGET_OVERRIDES_FORMAT_INIT.
+ * config.gcc (extra_options): Add for mingw targets mingw.opt.
+ * config/i386/mingw.opt: New.
+ * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
+ * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
+ (ms_printf_length_specs): Removed const specifier.
+ * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
+ * doc/invoke.texi (Wno-pedantic-ms-format): New.
+
+2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
+ * doc/install.texi: Bump recommended MPFR to 2.3.2.
+
+2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR middle-end/37808
+ * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
+ sure that ref has valid bb.
+
+2008-10-12 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/37447
+ * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
+ * alias.c (value_addr_p, stack_addr_p): Remove.
+ (nonoverlapping_memrefs_p): Remove IRA special case.
+ * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
+ * emit-rtl.h (set_mem_attrs_for_spill): Declare.
+ * reload1.c (alter_reg): Use it.
+
+2008-10-12 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
+ of registers instead of eax, ebx, ecx and edx. Use for loop
+ and check register for non-zero value before the call
+ to decode_caches_intel.
+
+2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR rtl-optimization/37448
+ * df.h (df_ref_class): New enum.
+ (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
+ (struct df_ref): Replaced with union df_ref_d.
+ (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
+ New members of df_ref_d union.
+ (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
+ DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
+ DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
+ DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
+ DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
+ DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
+ (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
+ (df_scan_bb_info, df_bb_regno_first_def_find,
+ df_bb_regno_last_def_find, df_find_def, df_find_use,
+ df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
+ debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
+ df_ref_create, df_ref_remove, df_compute_accessed_bytes,
+ df_get_artificial_defs, df_get_artificial_uses, union_defs)
+ Replaced struct df_ref * with df_ref.
+ * df-scan.c (df_collection_rec, df_null_ref_rec,
+ df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
+ df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
+ df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
+ df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
+ df_reorganize_refs_by_reg_by_reg,
+ df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
+ df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
+ df_sort_and_compress_refs, df_install_ref, df_install_refs,
+ df_ref_record, df_get_conditional_uses, df_get_call_refs,
+ df_bb_refs_record, df_exit_block_uses_collect,
+ df_record_exit_block_uses, df_reg_chain_mark,
+ df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
+ df_ref * with df_ref.
+ (df_ref_record, df_uses_record, df_ref_create_structure): Added
+ df_ref_class parameter.
+ (df_scan_problem_data): Added new pools for different types of refs.
+ (df_scan_free_internal, df_scan_alloc, df_free_ref,
+ df_ref_create_structure): Processed new ref pools.
+ (df_scan_start_dump): Added counts of refs and insns.
+ (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
+ df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
+ df_entry_block_defs_collect, df_exit_block_uses_collect): Added
+ code to pass df_ref_class down to ref creation functions.
+ (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
+ df_reg_chain_mark): Use macros to hide references to df_refs.
+ (df_ref_chain_change_bb): Removed.
+ (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
+ (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
+ Enhanced to understand df_ref union structure.
+ * fwprop.c (local_ref_killed_between_p, use_killed_between,
+ all_uses_available_at, update_df, try_fwprop_subst,
+ forward_propagate_subreg, forward_propagate_and_simplify,
+ forward_propagate_into, fwprop, fwprop_addr): Replaced struct
+ df_ref * with df_ref.
+ (use_killed_between, all_uses_available_at): Use macros to hide
+ references to df_refs.
+ * regstat.c (regstat_bb_compute_ri,
+ regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
+ df_ref.
+ * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
+ see_handle_relevant_refs, see_analyze_one_def,
+ see_update_relevancy, see_propagate_extensions_to_uses): Replaced
+ struct df_ref * with df_ref.
+ * ra-conflict.c (record_one_conflict, clear_reg_in_live,
+ global_conflicts): Replaced struct df_ref * with df_ref.
+ * ddg.c (create_ddg_dep_from_intra_loop_link,
+ add_cross_iteration_register_deps, build_inter_loop_deps):
+ Replaced struct df_ref * with df_ref.
+ (create_ddg_dep_from_intra_loop_link,
+ add_cross_iteration_register_deps): Use macros to hide references
+ to df_refs.
+ * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
+ df_ref * with df_ref.
+ * df-core.c (df_bb_regno_first_def_find,
+ df_bb_regno_last_def_find, df_find_def, df_find_use,
+ df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
+ debug_df_ref): Replaced struct df_ref * with df_ref.
+ (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
+ * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
+ df_ref.
+ * web.c (union_defs, entry_register, replace_ref, web_main):
+ Replaced struct df_ref * with df_ref.
+ (union_defs, replace_ref): Use macros to hide references to df_refs.
+ * global.c (compute_regs_asm_clobbered, build_insn_chain):
+ Replaced struct df_ref * with df_ref.
+ * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
+ * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets):
+ Replaced struct df_ref * with df_ref.
+ * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
+ mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
+ with df_ref.
+ * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
+ * df-byte-scan.c (df_compute_accessed_bytes_extract,
+ df_compute_accessed_bytes_strict_low_part,
+ df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
+ Replaced struct df_ref * with df_ref.
+ (df_compute_accessed_bytes): Use macros to hide references to df_refs.
+ * init-regs.c (initialize_uninitialized_regs): Replaced struct
+ df_ref * with df_ref.
+ * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
+ check_dependency, check_dependencies, record_uses): Replaced
+ struct df_ref * with df_ref.
+ (invariant_for_use, check_dependency): Use macros to hide
+ references to df_refs.
+ * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
+ get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
+ iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
+ (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
+ references to df_refs.
+ * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
+ with df_ref.
+ * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
+ * df-problems.c (df_rd_bb_local_compute_process_def,
+ df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
+ df_chain_unlink_1, df_chain_unlink, df_chain_copy,
+ df_chain_remove_problem, df_chain_create_bb_process_use,
+ df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
+ df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
+ df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
+ df_byte_lr_simulate_artificial_refs_at_top,
+ df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
+ df_note_bb_compute, df_note_add_problem, df_simulate_defs,
+ df_simulate_uses, df_simulate_artificial_refs_at_end,
+ df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
+ df_ref.
+ (df_chain_dump): Use macros to hide references to df_refs.
+ * config/mips/mips.c (r10k_simplify_address): Replaced struct
+ df_ref * with df_ref.
+ * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
+ mark_artificial_uses, mark_reg_dependencies,
+ byte_dce_process_block): Replaced struct df_ref * with df_ref.
+
+2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
+ head comment.
+ (array_ref_element_size): Likewise.
+ (array_ref_low_bound): Likewise.
+ (array_ref_up_bound): Likewise.
+ * expr.c (contains_packed_reference): Likewise.
+ (array_ref_element_size): Likewise.
+ (array_ref_low_bound): Likewise.
+ (array_ref_up_bound): Likewise.
+ * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
+ with ARRAY_RANGE_REF.
+ (idx_find_step): Likewise.
+ (idx_record_use): Likewise.
+ (strip_offset_1): Likewise.
+ (idx_remove_ssa_names): Likewise.
+
+2008-10-11 Uros Bizjak <ubizjak@gmail.com>
+ Andi Kleen <ak@linux.intel.com>
+
+ * config/i386/cpuid.h (__cpuid_count): New defines.
+ * config/i386/driver-i386.c (struct cache_desc): New structure.
+ (describe_cache): Use struct cache_desc to pass cache descriptions.
+ (detect_l2_cache): Ditto. Rename from decode_l2_cache.
+ (detect_caches_amd): Use struct cache_desc to describe caches.
+ (decode_caches_intel): Use struct cache_desc to pass cache
+ descriptions. Update descriptions to match latest (rev -032,
+ December 2007) CPUID documentation. Do not check valid bit here.
+ Check for Xeon MP value 0x49 problems.
+ (detect_caches_cpuid2): New function, split from detect_caches_intel.
+ Check valid bit before calling decode_caches_intel. Detect number
+ of times to repeat CPUID instruction.
+ (detect_caches_cpuid4): New function.
+ (detect_caches_intel): Depending on max_level, call
+ detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
+ only when other methods fail to provide valid L2 cache description.
+
+2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/37608
+ * pa.md (call, call_value): Generate an rtx for register r4 and pass
+ it to PIC call patterns.
+ (call_symref_pic): Revise pattern to expose PIC register save. Remove
+ code generation and attributes from pattern. Change peephole2 to
+ split for noreturn case. Revise split pattern for non noreturn case.
+ (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
+ call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
+ * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
+ asserts.
+
+2008-10-11 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
+ (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
+ and fp_type.
+ (divdf3): Reformat long line.
+
+2008-10-11 Michael J. Eager <eager@eagercon.com>
+
+ * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
+ -mfpu options.
+ (rs6000_handle_option): Process -mfpu options.
+ * config/rs6000/rs6000.h (TARGET_XILINX_FPU): New.
+ (enum fpu_type_t): New.
+ * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
+ (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
+ fp_type.
+ (floatsisf2): Remove TARGET_SINGLE_FPU condition.
+ (floatdidf2): Add TARGET_SINGLE_FPU condition.
+ * config/rs6000/rs6000.opt (-mfpu): New.
+ (-mxilinx-fpu): New.
+ * config/rs6000/sysv4.h (DRIVER_SELF_SPECS): New.
+ * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
+ * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
+ * gcc/config.gcc: powerpc-xilinx-eabi target: New.
+ * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
+
+2008-10-11 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/35760
+ * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
+ LO_SUM on Darwin if mode has just one unit.
+
+2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR debug/37002
+ * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
+ has been optimized out.
+
+2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
+ instead of PIC_DIRECT_ADDR_P.
+ (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
+ (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
+ (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
+ (PIC_OFFSET_P): Rename to...
+ (PCREL_SYMOFF_P): ...this.
+ (PIC_DIRECT_ADDR_P): Delete.
+ (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
+ PIC_OFFSET_P.
+ (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
+ single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
+ UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
+ * config/sh/sh.c (print_operand): Remove CONST handling.
+ (unspec_caller_rtx_p): Rewrite to use split_const and check
+ the operands of UNSPEC bases.
+ (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
+ with (unspec [A B] UNSPEC_SYMOFF).
+ (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
+ UNSPEC_PCREL_SYMOFF.
+ (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
+ * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
+ (UNSPEC_EXTRACT_U16): Likewise.
+ (UNSPEC_SYMOFF): Likewise.
+ (UNSPEC_PCREL_SYMOFF): Likewise.
+ (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
+ of constants.
+ (movsi_const_16bit): Likewise.
+ (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
+ (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
+ with (unspec [A B] UNSPEC_PCREL_SYMOFF).
+ (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
+ with (unspec [A B] UNSPEC_SYMOFF).
+ (symPLT_label2reg): Replace (minus A (minus B pc)) with
+ (unspec [A B] PCREL_UNSPEC_SYMOFF).
+ * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
+ (Csu): Likewise UNSPEC_EXTRACT_U16.
+ (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
+ (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
+
+2008-10-10 Stepan Kasal <skasal@redhat.com>
+
+ * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
+ for loop strip mining and loop blocking.
+
+2008-10-10 Alexandre Oliva <aoliva@redhat.com>
+
+ * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
+ vary types depending on debug info.
+
+2008-10-10 Alexandre Oliva <aoliva@redhat.com>
+
+ * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
+ before ensuring it's already computed.
+
+2008-10-09 Jakub Jelinek <jakub@redhat.com>
+
+ * rtl.h (locator_eq): New decl.
+ * cfglayout.c (locator_scope): New function.
+ (insn_scope): Use it.
+ (locator_eq): New function.
+ (fixup_reorder_chain): Search for last insn in src bb
+ that has locator set or first insn in dest bb. Use
+ locator_eq instead of == to compare locators.
+ * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
+ * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
+ == to compare locators.
+
+ * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
+ as used.
+ * gimple-low.c (lower_function_body, lower_gimple_return,
+ lower_builtin_setjmp): Set gimple_block on the newly created stmts.
+ * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
+ goto_block on edges if goto_locus is known.
+
+ PR middle-end/37774
+ * tree.h (get_object_alignment): Declare.
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
+ get_object_alignment if needed.
+ * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
+ handling to ...
+ (get_object_alignment): ... here. New function. Try harder to
+ determine alignment from get_inner_reference returned offset.
+
+2008-10-08 Jakub Jelinek <jakub@redhat.com>
+
+ * graphite.c (gloog): Don't call find_unreachable_blocks
+ before delte_unreachable_blocks.
+
+ * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
+ goto_locus of true_edge into RTL locator.
+
+2008-10-08 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
+ (*jcc_btdi_mask_rex64): Ditto.
+ (*jcc_btsi): Ditto.
+ (*jcc_btsi_mask): Ditto.
+ (*jcc_btsi_1): Ditto.
+ (*jcc_btsi_mask_1): Ditto.
+
+2008-10-08 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
+ compatible profiler (__gnu_mcount_nc).
+ (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
+
+2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (initial_ix86_tune_features): Add
+ X86_TUNE_USE_VECTOR_FP_CONVERTS.
+ * config/i386/i386.h (ix86_tune_indices): Likewise.
+ (TARGET_USE_VECTOR_FP_CONVERTS): New.
+
+ * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
+ instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
+ for FP to FP splitters.
+
+2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
+ splitter.
+
+2008-10-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/36635
+ PR target/37290
+ PR rtl-optimization/37341
+ * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
+ to ORIG_BB, pass through ORIG_BB recursively.
+ (cse_condition_code_reg): Adjust caller.
+
+2008-10-08 Kai Tietz <kai.tietz@onevision.com>
+
+ * sdbout.c (sdbout_one_type): Treat the value type
+ CONST_DECL for enumerals.
+
+2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.md: Remove trailing white spaces.
+
+2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR rtl-optimization/37448
+ * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
+ (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
+ Make unsigned long.
+ (struct output_info) [count]: Renamed total_created and made
+ unsigned long.
+ (struct output_info) [size]: Renamed total_allocated and made
+ unsigned long.
+ (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
+ Properly keep track of desc->size.
+ (print_statistics, dump_alloc_pool_statistics): Enhance the
+ printing of statistics to print the number of elements and to use
+ unsigned longs.
+
+2008-10-07 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37576
+ * opts.h (CL_SAVE): Move up to flags range.
+ (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
+ CL_COMMON): Renumber.
+ (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
+ * opts.c (common_handle_option): Revert last change.
+
+2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386-protos.h (ix86_schedule): New.
+
+ * config/i386/i386.c (ix86_schedule): New.
+ (override_options): Add schedule to processor_alias_table. Set
+ ix86_schedule from the schedule field in processor_alias_table.
+ (ix86_function_specific_save): Save ix86_schedule.
+ (ix86_function_specific_restore): Restore ix86_schedule.
+
+ * config/i386/i386.md (cpu): Map to ix86_schedule instead of
+ ix86_tune. Add none and remove i386, i486, pentium4, nocona
+ and generic32.
+
+ * config/i386/i386.opt: Add schedule.
+
+ * config/i386/ppro.md: Remove generic32.
+
+2008-10-07 Simon Martin <simartin@users.sourceforge.net>
+
+ PR c/35437
+ * expr.c (count_type_elements): Handle ERROR_MARK.
+
+2008-10-07 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/29609
+ PR debug/36690
+ PR debug/37616
+ * basic-block.h (struct edge_def): Add goto_block field.
+ * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
+ one insn with locus corresponding to edge's goto_locus if !optimize.
+ * profile.c (branch_prob): Copy edge's goto_block.
+ * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
+ emitted jumps.
+ (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
+ locator in between the merged basic blocks if !optimize and needed.
+ * cfgexpand.c (expand_gimple_cond): Convert goto_block and
+ goto_locus into RTL locator. For unconditional jump use that
+ locator for the jump insn.
+ (expand_gimple_cond): Convert goto_block and goto_locus into
+ RTL locator for all remaining edges. For unconditional jump
+ use that locator for the jump insn.
+ * cfgcleanup.c (try_forward_edges): Avoid the optimization if
+ there is more than one edge or insn locator along the forwarding
+ edges and !optimize. If there is just one, set e->goto_locus.
+ * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
+ edge's goto_block.
+ (move_block_to_fn): Adjust edge's goto_block.
+
+2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR middle-end/37731
+ * expmed.c (expand_mult): Properly check DImode constant in
+ CONST_DOUBLE.
+
+2008-10-07 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/37738
+ * dwarf2out.c (common_block_die_table): New variable.
+ (common_block_die_table_hash, common_block_die_table_eq): New
+ functions.
+ (gen_variable_die): Look up a DW_TAG_common_block die for a particular
+ COMMON block in the current scope rather than globally. Optimize
+ DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
+ DW_OP_addr SYMBOL_REF+off.
+
+2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
+ Return true for non-addressable GIMPLE operands.
+
+2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/24765
+ * config/i386/i386.c (initial_ix86_tune_features): Remove
+ X86_TUNE_USE_BIT_TEST.
+ * config/i386/i386.h (ix86_tune_indices): Likewise.
+ (TARGET_USE_BIT_TEST): Removed.
+
+2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
+
+ * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
+
+2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
+ (mul<mode>3_mul3): ... into this new template.
+
+2008-10-06 Aldy Hernandez <aldyh@redhat.com>
+
+ * gimplify.c (gimplify_arg): Add location argument. Use it.
+ (gimplify_call_expr): Pass location to gimplify_arg.
+ (gimplify_modify_expr_to_memcpy): Same.
+ (gimplify_modify_expr_to_memset): Same.
+
+2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
+ Update calls to build_unary_op and build_indirect_ref for location
+ changes.
+
+2008-10-06 Aldy Hernandez <aldyh@redhat.com>
+
+ build_modify_expr.
+ * c-decl.c (finish_decl): Pass input_location to build_unary_op.
+ * c-typeck.c (array_to_pointer_conversion): Pass location to
+ build_unary_op.
+ (function_to_pointer_conversion): Use error_at and warning_at.
+ (build_indirect_ref): Same.
+ (build_array_ref): Pass location to build_binary_op.
+ (parser_build_unary_op): Do not set location after calling
+ build_unary_op.
+ (build_unary_op): Add location argument. Use it throughout. Set
+ EXPR_LOCATION before returning new tree.
+ (build_modify_expr): Same.
+ (build_binary_op): Use location throughout. Set EXPR_LOCATION before
+ returning node.
+ * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
+ build_indirect_ref, build_modify_expr.
+ (c_finish_omp_for): Same. Use error_at instead of error.
+ * c-common.c (c_common_truthvalue_conversion): Pass location to
+ build_unary_op.
+ (warn_for_div_by_zero): Add location argument.
+ * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
+ build_unary_op, warn_for_div_by_zero.
+ * c-parser.c (c_parser_typeof_specifier): Use
+ protected_set_expr_location.
+ (c_parser_statement_after_labels): Same.
+ (c_parser_condition): Same.
+ (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
+ (c_parser_conditional_expression): Use protected_set_expr_location.
+ (c_parser_unary_expression): Pass location to build_indirect_ref.
+ (c_parser_postfix_expression_after_primary): Pass location to
+ build_indirect_ref, build_unary_op.
+ (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
+
+2008-10-06 Joshua Kinard <kumba@gentoo.org>
+
+ * doc/invoke.texi: List r1x000 family under the -march MIPS option.
+ * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
+ * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
+ r14000 and r16000.
+ (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
+ (mips_issue_rate): Handle PROCESSOR_R10000.
+ * config/mips/mips.md (cpu): Add r10000.
+ Include r10000.md.
+ * config/mips/10000.md: New file.
+
+2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
+ * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
+ * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
+
+2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/darwin-protos.h (machopic_function_base_name): Delete.
+ (machopic_function_base_sym): Likewise.
+ (machopic_gen_offset): Declare.
+ * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
+ (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
+ * config/darwin.c (machopic_function_base_name): Delete.
+ (machopic_function_base_sym): Likewise.
+ (gen_pic_offset): Rename to...
+ (machopic_gen_offset): ...this and remove the pic_base argument.
+ Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
+ is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
+ crtl->uses_pic_offset_table.
+ (machopic_indirect_data_reference): Use new machopic_gen_offset
+ interface.
+ (machopic_legitimize_pic_address): Likewise.
+ (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
+
+ * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
+ MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
+ * config/i386/i386.c (output_set_got): Likewise.
+ (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
+ instead of a MINUS.
+ (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
+ (legitimate_address_p): Likewise.
+ (output_pic_addr_const): Likewise.
+ (output_addr_const_extra): Likewise.
+ (ix86_delegitimize_address): Expect darwin_local_data_pic to
+ match an UNSPEC rather than a MINUS.
+ * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
+ (builtin_setjmp_receiver): Use machopic_gen_offset.
+ * config/i386/predicates.md (pic_symbolic_operand): Handle
+ UNSPEC_MACHOPIC_OFFSET.
+
+ * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
+ Use machopic_gen_offset and machopic_operand_p.
+ (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
+ (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
+ * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
+ (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
+ Set crtl->uses_pic_offset_table.
+
+2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
+ Declare.
+ * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
+ * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
+ * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
+ (constant_pool_expr_p): Use split_const and check the base.
+ (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
+ instead of a MINUS.
+ (legitimate_constant_pool_address_p): Check toc_relative_p
+ instead of constant_pool_expr_p.
+ (print_operand_address): Always use output_addr_const for
+ constant pool addresses.
+ (rs6000_output_addr_const_extra): New function.
+ (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
+
+2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR middle-end/37535
+
+ * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
+ (mark_ref_live, mark_ref_dead): Use them.
+ (def_conflicts_with_inputs_p): Remove.
+ (mark_early_clobbers): New function.
+ (process_bb_node_lives): Call preprocess_constraints and
+ mark_early_clobbers.
+
+ * doc/rtx.texi (clobber): Change how RA deals with clobbers.
+
+2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
+ lib with -mthread switch.
+
+2008-10-05 Dodji Seketeli <dodji@redhat.com>
+
+ PR c++/37410
+ * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
+ function in two, making it call a new and reusable
+ dwarf2out_imported_module_or_decl() that takes the containing
+ BLOCK of the declaration in argument.
+ (dwarf2out_imported_module_or_decl_real): New function.
+ (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
+ IMPORTED_DECL in account.
+ * tree.def: Added IMPORTED_DECL node type.
+ * tree.h: Added accessors for IMPORTED_DECL nodes.
+ * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
+
+2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/gimple.texi: Fix some typos, wrap some long lines,
+ fix some broken wraps with continuations.
+ * tree-ssa-reassoc.c: Fix comment typos.
+
+2008-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/37603
+ * pa.c (legitimize_pic_address): Force function labels to memory in
+ word mode.
+
+2008-10-04 Anton Blanchard <anton@samba.org>
+
+ * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
+ (rs6000_split_atomic_op): Same.
+ (rs6000_split_compare_and_swap): Same.
+ (rs6000_split_compare_and_swapqhi): Same.
+
+2008-10-04 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
+ instead of pointer equality.
+ (vn_nary_op_eq): Likewise.
+
+2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
+ condition.
+ (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
+ TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
+
+2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
+ Revert previous change.
+
+2008-10-03 Tom Tromey <tromey@redhat.com>
+
+ * stringpool.c (ggc_alloc_string): Terminate string.
+
+2008-10-03 Jakub Jelinek <jakub@redhat.com>
+
+ * gimplify.c (gimplify_function_tree): For -finstrument-functions
+ use gimple_bind_{,set_}block instead of gimple_{,set_}block.
+ * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
+
+ PR debug/37726
+ * gimplify.c (declare_vars): Use gimple_bind_block instead of
+ gimple_block.
+
+2008-10-03 Pascal Obry <obry@adacore.com>
+
+ * gcov.c (create_file_names): Properly handle UNIX and DOS
+ directory separators.
+ (make_gcov_file_name): Likewise + convert the ':' DOS drive
+ separator to '~' to ensure clean filenames on Windows.
+
+2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
+ Add a null terminator to the stripped name.
+
+2008-10-02 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
+ TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
+ (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
+ TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
+ (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
+ (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
+ TARGET_SINGLE_FLOAT.
+
+2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
+
+2008-10-02 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37713
+ * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
+ and VECTOR_TYPE recurse with useless_type_conversion_p which
+ properly handles void pointer conversion.
+
+2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR target/37528
+ * config/i386/mingw32.h (LIBGCC_SPEC): Replace with ..
+ (REAL_LIBGCC_SPEC): New. Always include -lgcc.
+
+2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
+ Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
+ ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
+ they translate to non builtins.
+ * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
+ opaque_ftype_opaque. Define builtins __builtin_vec_splats,
+ __builtin_vec_promote, __builtin_vec_extract, and
+ __builtin_vec_insert.
+ * config/rs6000/rs6000.h (enum rs6000_builtins): Add
+ ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
+ ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
+ * config/rs6000/altivec.h (vec_extract): Define
+ (vec_insert): Define.
+ (vec_splats): Define.
+ (vec_promote): Define.
+
+2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
+ Yukishige Shibata <shibata@rd.scei.sony.co.jp>
+ Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
+
+ * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
+ Altivec intrinsics.
+ * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
+ prototype. Add new parameter, blk.
+ Use BLKmode for the MEM if blk is true.
+ (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
+ ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
+ ALTIVEC_BUILTIN_STVRXL.
+ Update usage of altivec_expand_lv_builtin.
+ Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
+ ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
+ (altivec_init_builtins): If compiling for the Cell, also define the
+ cell VMX builtins.
+ * config/rs6000/rs6000.h (rs6000_builtins): Define
+ ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
+ ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
+ ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
+ ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
+ ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
+ ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
+ ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
+ * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
+ UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
+ UNSPEC_STVRX, and UNSPEC_STVRXL.
+ (altivec_lvlx): New pattern.
+ (altivec_lvlxl): New pattern.
+ (altivec_lvrx): New pattern.
+ (altivec_lvrxl): New pattern.
+ (altivec_stvlx): New pattern.
+ (altivec_stvlxl): New pattern.
+ (altivec_stvrx): New pattern.
+ (altivec_stvrxl): New pattern.
+ * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
+ (vec_lvlxl): Likewise.
+ (vec_lvrx): Define if PPU is defined.
+ (vec_lvrxl): Likewise.
+ (vec_stvlx): Define if PPU is defined.
+ (vec_stvlxl): Likewise.
+ (vec_stvrx): Define if PPU is defined.
+ (vec_stvrxl): Likewise.
+
+2008-10-01 Geert Bosch <bosch@adacore.com>
+
+ * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
+
+2008-10-01 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37617
+ * tree-ssa-pre.c (create_expression_by_pieces): During FRE
+ do not add to the NEW_SETS.
+
+2008-10-01 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37285
+ * tree-vrp.c (execute_vrp): If we optimized away the default
+ case make sure to promote the label that got in place of it
+ to a default case label.
+
+2008-10-01 Richard Henderson <rth@redhat.com>
+
+ PR tree-opt/35737
+ * tree-complex.c (set_component_ssa_name): Don't optimize
+ is_gimple_min_invariant values with ssa_names in abnormal phis.
+
+2008-09-30 Paolo Bonzini <bonzini@gnu.org>
+
+ PR tree-optimization/37662
+ * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
+ commutative binary operation if they are in the wrong order and
+ fold_build2 produces non-GIMPLE.
+
+2008-09-30 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/37662
+ PR tree-optimization/37663
+ * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
+ get_value_range with non-SSA_NAME. Don't assert operands have been
+ folded, instead just bail out.
+
+2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
+
+2008-09-30 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37491
+ * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
+ build restrict-qualified pointers.
+ (vectorizable_store): Move alias check later.
+ (vectorizable_load): Likewise.
+
+2008-09-30 Paolo Bonzini <bonzini@gnu.org>
+
+ * c-common.c (empty_if_body_warning): Remove.
+ * c-common.h (empty_if_body_warning): Remove.
+ * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
+ here the -Wempty-body warning for `if' and `else' statements.
+ * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
+
+2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.opt: Add msse2avx.
+
+ * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
+ * config/i386/linux64.h (ASM_SPEC): Likewise.
+
+ * doc/invoke.texi: Document -msse2avx.
+
+2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
+
+ * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
+
+2008-09-29 Joseph Myers <joseph@codesourcery.com>
+
+ * ifcvt.c (noce_emit_store_flag): If using condition from original
+ jump, reverse it if if_info->cond was reversed.
+
+2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
+
+ * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
+ non-constant memory if it cannot be forced to constant memory.
+ Overhaul surrounding code and factor out common condition.
+
+2008-09-29 Jeff Law <law@redhat.com>
+
+ * reload1.c (alter_reg): Add missing curly braces.
+
+2008-09-29 Michael J. Eager <eager@eagercon.com>
+
+ * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
+ are easy.
+ * config/rs6000/rs6000.c (rs6000_override_options): Move
+ rs6000_init_hard_regno_mode_ok after all options changed.
+ Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
+ (rs6000_handle_option): Process -msingle-float, -mdouble-float,
+ -msimple-fpu flags. Add warning messages if single FP not configured.
+ (rs6000_file_start): Output gnu_attribute for single-float.
+ (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
+ (rs6000_legitimize_address): Likewise.
+ (rs6000_legitimize_reload_address): Likewise.
+ (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
+ TARGET_SINGLE_FLOAT.
+ (function_arg_advance): Likewise (partial conversion).
+ (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
+ (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
+ TARGET_SINGLE_FLOAT.
+ (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
+ (rs6000_emit_prologue): Likewise.
+ (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
+ TARGET_SINGLE_FLOAT.
+ (rs6000_libcall_value): Likewise.
+ * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
+ (TARGET_DOUBLE_FLOAT): New default to 1
+ (TARGET_SIMPLE_FPU): New default to 0
+ (TARGET_SINGLE_FPU): New default to 0
+ (TARGET_SINGLE_FLOAT_MODE): New.
+ (TARGET_DOUBLE_FLOAT_MODE): New.
+ * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
+ TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
+ UNITS_PER_FP_WORD
+ * config/rs6000/rs6000.md (define_mode_iterator): Condition on
+ TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
+ (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
+ copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
+ nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
+ muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
+ movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
+ floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
+ *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
+ fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
+ rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
+ floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
+ movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
+ extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
+ abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
+ cmptf_internal1, *cmptf_internal2): Condition on
+ TARGET_DOUBLE_FLOAT.
+ (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
+ mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
+ *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
+ btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
+ floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
+ *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
+ TARGET_SINGLE_FLOAT.
+ (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
+ * config/rs6000/rs6000.opt (-msingle-float): New.
+ (-mdouble-float): New.
+ (-msimple-fpu): New.
+ * doc/invoke.texi (RS/6000 and PowerPC Options): Add
+ -msingle-float, -mdouble-float, -msimple-fpu options.
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
+ _SOFT_DOUBLE for -msingle-float.
+ * config.gcc: New config for target=powerpc-xilinx-eabi.
+
+2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
+
+ * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
+ have exit and entry.
+ (new_scop): Take entry and exit edge to define new SCoP.
+ (sd_region_p): New structure used during SCoP detection.
+ (move_scops): Delete.
+ (move_sd_regions): New.
+ (scopdet_info): Change the definition from edges back to basic_blocks.
+ (scopdet_edge_info): Work on basic_blocks and rename to
+ scopdet_basic_block_info.
+ (split_difficult_bb): At the moment removed. We should later
+ add it at another place.
+ (build_scops_1): Work on basic_blocks.
+ (bb_in_sd_region): New.
+ (find_single_entry_edge): New.
+ (find_single_exit_edge): New.
+ (create_single_entry_edge): New.
+ (sd_region_without_exit): New.
+ (create_single_exit_edge): New.
+ (unmark_exit_edges): New.
+ (mark_exit_edges): New.
+ (create_sese_edges): New.
+ (build_graphite_scops): New.
+ (build_scops): Make SCoPs SESE.
+ (limit_scops): Use the new functions.
+
+2008-09-29 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.h (IRA_COVER_CLASSES): Define.
+
+2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR target/37640
+ * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
+ address to a register before taking the lower part.
+
+2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
+ for SHmedia.
+
+2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
+ Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
+
+ PR tree-opt/36891
+ * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
+ the newly created variable.
+ Create a VECTOR_CST of all 1s for vector types.
+
+2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR middle-end/36575
+ * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
+
+2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
+
+ * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
+ order to convert between modes.
+ (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
+
+2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
+ if needed.
+
+2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
+
+ Revert:
+ 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
+ * ira-lives.c:...
+ * doc/rtl.texi:...
+
+2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
+ ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
+ them to yield false with MIPS16.
+
+2008-09-26 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37275
+ * dwarf2out.c (tls_mem_loc_descriptor): New function.
+ (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
+ mem_loc_descriptor failed. Accept UNSPEC.
+ (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
+ fail if one of the loc_descriptor calls for pieces failed.
+ (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
+ as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
+ if loc_descriptor_from_tree_1 on offset failed.
+
+ PR middle-end/37576
+ * opts.c (common_handle_option): Don't call print_specific_help with
+ CL_SAVE as first argument.
+
+2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
+ Steve Ellcey <sje@cup.hp.com>
+
+ * configure: Regenerate for new libtool.
+ * aclocal.m4: Ditto.
+
+2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
+ alias set on MEM when saving stack pointer.
+ * config/rs6000/rs6000.md (allocate_stack): Likewise
+
+2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
+
+ PR tree-optimization/37574
+ * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
+ * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
+ instead of vector_type for constants. Take computation out of loop.
+ (vect_get_vec_def_for_operand): Use only vectype for constant case,
+ and use only vector_type for invariant case.
+ (get_initial_def_for_reduction): Use vectype instead of vector_type.
+
+2008-09-25 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/37645
+ * c-common.c (handle_weakref_attribute): Ignore the attribute unless
+ the decl is a VAR_DECL or FUNCTION_DECL.
+
+2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR middle-end/37535
+ * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
+ (mark_ref_live, mark_ref_dead): Use them.
+ (def_conflicts_with_inputs_p): Remove.
+ (mark_early_clobbers): New function.
+ (process_bb_node_lives): Call preprocess_constraints and
+ mark_early_clobbers.
+
+ * doc/rtl.texi (clobber): Change how RA deals with clobbers.
+
+2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR middle-end/37448
+ * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
+ (ira_compress_allocno_live_ranges): New prototype.
+
+ * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
+ (coalesced_allocnos_living_at_program_points): New.
+ (coalesced_allocnos_live_at_points_p,
+ set_coalesced_allocnos_live_points): New functions.
+ (coalesce_spill_slots): Rewrite.
+
+ * ira-lives.c (remove_some_program_points_and_update_live_ranges,
+ ira_compress_allocno_live_ranges): New functions.
+
+ * ira-build.c (ira_flattening): Call
+ ira_compress_allocno_live_ranges.
+ (ira_build): Ditto.
+
+2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
+ optimization.
+
+2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * combine.c (make_compound_operation): Handle the 'E' format.
+ (count_rtxs): Likewise.
+ (update_table_tick): Likewise.
+ (get_last_value_validate): Likewise.
+
+2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
+
+ * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
+
+2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
+
+ * matrix-reorg.c (transform_allocation_sites): Initializers
+ added to avoid the warning.
+
+2008-09-25 Martin Jambor <mjambor@suse.cz>
+
+ * cgraph.c (free_nodes): New variable.
+ (NEXT_FREE_NODE): New macro.
+ (cgraph_create_node): Reuse nodes from the free list. Do not
+ update uid if doing so.
+ (cgraph_remove_node): Add the node to the free list.
+
+2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
+
+2008-09-24 Richard Henderson <rth@redhat.com>
+
+ * dwarf2.h (DW_OP_GNU_encoded_addr): New.
+ * unwind-dw2.c (execute_stack_op): Handle it.
+
+2008-09-24 David Edelsohn <edelsohn@gnu.org>
+
+ Revert:
+ 2008-09-24 Michael J. Eager <eager@eagercon.com>
+
+2008-09-24 Aldy Hernandez <aldyh@redhat.com>
+
+ * c-common.c (fname_decl): New location argument.
+ * c-common.h (fname_decl): Same.
+ * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
+ {warning,error}.
+ (c_parser_typeof_specifier): Same.
+ (c_parser_parms_list_declarator): Same.
+ (c_parser_asm_string_literal): Same.
+ (c_parser_compound_statement_nostart): Same.
+ (c_parser_label): Same.
+ (c_parser_do_statement): Same.
+ (c_parser_asm_statement): Same.
+ (c_parser_unary_expression): Same.
+ (c_parser_sizeof_expression): Same.
+ (c_parser_postfix_expression): Same.
+ (c_parser_pragma): Same.
+ (c_parser_omp_clause_collapse): Same.
+ (c_parser_omp_clause_num_threads): Same.
+ (c_parser_omp_clause_schedule): Same.
+ (c_parser_omp_all_clauses): Same.
+ (c_parser_omp_sections_scope): Same.
+ (c_parser_omp_for_loop): Same. Pass condition's location to
+ c_objc_common_truthvalue_conversion.
+ (c_parser_enum_specifier): Remove comment.
+
+2008-09-24 Michael J. Eager <eager@eagercon.com>
+
+ * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
+ are easy.
+ * config/rs6000/rs6000.c (rs6000_override_options): Move
+ rs6000_init_hard_regno_mode_ok after all options changed.
+ Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
+ (rs6000_handle_option): Process -msingle-float, -mdouble-float,
+ -msimple-fpu flags. Add warning messages if single FP not configured.
+ (rs6000_file_start): Output gnu_attribute for single-float.
+ (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
+ (rs6000_legitimize_address): Likewise.
+ (rs6000_legitimize_reload_address): Likewise.
+ (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
+ TARGET_SINGLE_FLOAT.
+ (function_arg_advance): Likewise.
+ (function_arg): Likewise.
+ (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
+ (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
+ TARGET_SINGLE_FLOAT.
+ (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
+ (rs6000_emit_prologue): Likewise.
+ (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
+ TARGET_SINGLE_FLOAT.
+ (rs6000_libcall_value): Likewise.
+ * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
+ (TARGET_DOUBLE_FLOAT): New default to 1
+ (TARGET_SIMPLE_FPU): New default to 0
+ (TARGET_SINGLE_FPU): New default to 0
+ (TARGET_SINGLE_FLOAT_MODE): New.
+ (TARGET_DOUBLE_FLOAT_MODE): New.
+ * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
+ TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
+ UNITS_PER_FP_WORD
+ * config/rs6000/rs6000.md (define_mode_iterator): Condition on
+ TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
+ (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
+ copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
+ nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
+ muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
+ movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
+ floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
+ *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
+ fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
+ rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
+ floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
+ movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
+ extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
+ abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
+ cmptf_internal1, *cmptf_internal2): Condition on
+ TARGET_DOUBLE_FLOAT.
+ (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
+ mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
+ *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
+ btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
+ floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
+ *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
+ TARGET_SINGLE_FLOAT.
+ (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
+ * config/rs6000/rs6000.opt (-msingle-float): New.
+ (-mdouble-float): New.
+ (-msimple-fpu): New.
+ * doc/invoke.texi (RS/6000 and PowerPC Options): Add
+ -msingle-float, -mdouble-float, -msimple-fpu options.
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
+ _SOFT_DOUBLE for -msingle-float.
+ * config.gcc: New config for target=powerpc-xilinx-eabi.
+
+2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/sparc/constraints.md: New file.
+ * config/sparc/sparc.md: Include it.
+ * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
+ (sparc_extra_constraint_check): Delete.
+ * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
+ (memory_ok_for_ldd): New predicate.
+ (sparc_extra_constraint_check): Delete.
+ * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
+ (CONST_OK_FOR_LETTER_P): Likewise.
+ (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
+ (EXTRA_CONSTRAINT): Likewise.
+
+2008-08-23 Steve Ellcey <sje@cup.hp.com>
+
+ * regrename.c (do_replace): Copy REG_POINTER value to new reg.
+
+2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * alias.c (find_base_value): Use FIND_BASE_TERM.
+ * doc/tm.texi (FIND_BASE_TERM): Update documentation.
+
+2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/i386/i386.c: Include cselib.h.
+ (ix86_pic_register_p): New function.
+ (ix86_delegitimize_address): Use it to check for the PIC register.
+
+2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
+ * config/i386/i386.c (ix86_find_base_term): Don't check for
+ SYMBOL_REF and LABEL_REF.
+
+2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/i386/i386.c (ix86_delegitimize_address): Wrap the
+ constant PLUS in a CONST.
+
+2008-09-23 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
+ check for sibcall support for w64.
+
+2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
+
+ * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
+
+2008-09-23 Aldy Hernandez <aldyh@redhat.com>
+
+ * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
+ parser_build_binary_op.
+ * c-decl.c (build_enumerator): Pass location to build_binary_op.
+ * c-typeck.c (build_array_ref): Same.
+ (parser_build_unary_op): New location argument.
+ (pointer_diff): Pass location to build_binary_op,
+ c_objc_common_truthvalue_conversion.
+ (build_modify_expr): Same.
+ (build_unary_op): New location argument.
+ (build_binary_op): New location argument.
+ (c_objc_common_truthvalue_conversion): Pass location to
+ c_*common_truthvalue_conversion.
+ * c-convert.c (convert): Same.
+ * c-common.c (binary_op_error): New location argument.
+ (pointer_int_sum): Pass location to build_binary_op.
+ (c_common_truthvalue_conversion): New location argument.
+ (warn_for_sign_compare): Same.
+ * c-common.h: Add location argument to c_common_truthvalue_conversion,
+ binary_op_error, build_binary_op, warn_for_sign_compare.
+ * c-parser.c (c_parser_condition): Pass location to
+ c_*common_truthvalue_conversion.
+ (c_parser_conditional_expression): Save condition's location and pass
+ it on down.
+ (c_parser_binary_expression): Same, but for the binary operator's
+ location.
+ (c_parser_omp_for_loop): Pass location to
+ c_objc_common_truthvalue_conversion.
+
+2008-09-23 Martin Jambor <mjambor@suse.cz>
+
+ * cgraph.c (cgraph_free_edge): Use sizeof(*e).
+ (cgraph_node_remove_callees): New temporary f. Hold the next item
+ in f when looping.
+ (cgraph_node_remove_callers): Likewise.
+
+ * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
+ (ipa_node_removal_hook): Likewise.
+
+ * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
+ gimple_call_copy_skip_args and moved to the gimple_call section.
+ * gimple.c (gimple_copy_call_skip_args): Renamed to
+ gimple_call_copy_skip_args. Changed al users.
+
+2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
+
+ * ira-color.c (start_allocno_priorities): Rename to
+ setup_allocno_priorities. Use costs and
+ ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
+ range lengths. Get rid off doubles.
+ (ira_fast_allocations): Call start_allocno_priorities.
+
+2008-09-22 David Daney <ddaney@avtrex.com>
+
+ PR target/37593
+ * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
+ register if TARGET_LONG_CALLS.
+
+2008-09-22 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37145
+ * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
+ value-numbering union accesses with their offset and size only.
+ (visit_reference_op_load): Fix simplification of inserted conversions.
+ * tree-ssa-pre.c (find_or_generate_expression): Do not
+ recursively generate expressions if running FRE.
+
+2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.h (ISA_HAS_BADDU): New macro.
+ * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
+ New patterns.
+
+2008-09-22 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37145
+ * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
+ (phi_translate_1): Constant fold references.
+
+2008-09-22 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/37482
+ * tree-vectorizer.h (struct _slp_instance): Add new field.
+ (SLP_INSTANCE_FIRST_LOAD_STMT): New.
+ (get_earlier_stmt): New function.
+ * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
+ function.
+ (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
+ * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
+ asserts that GSI points to the scalar statement being vectorized.
+ Set new statement location according to GSI.
+ (vect_schedule_slp_instance): Use GSI of
+ SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
+
+2008-09-21 Jan Hubicka <jh@suse.cz>
+
+ * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
+ (ipcp_insert_stage): Update dead_nodes bitmap.
+
+2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR target/37528
+ * config/i386/t-cygming (SHLIB_LC): Remove.
+ (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
+ * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
+
+2008-09-22 Hans-Peter Nilsson <hp@axis.com>
+
+ PR middle-end/37170
+ PR middle-end/37280
+ * final.c (mark_symbol_ref_as_used): New helper function.
+ (output_operand): Instead of just looking inside MEMs for
+ SYMBOL_REFs, use new helper function and for_each_rtx.
+ * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
+ to after weak-handling. Don't mark decls with TREE_STATIC as weak.
+ Make head comment more general.
+ * config/darwin.c (machopic_output_indirection): Handle weak
+ references here, like in assemble_external.
+
+2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
+ (sparc_emit_float_lib_cmp): Change return type.
+ * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
+ (gen_compare_operator): New function.
+ (sparc_emit_float_lib_cmp): Return the new operator to be used in
+ the comparison sequence. Minor tweaks.
+ * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
+ that the final operator and the result of sparc_emit_float_lib_cmp
+ match for software TFmode; use emit_insn in lieu of emit_jump_insn.
+ (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
+ buneq, bunge, bunle, bltgt): Assert that the final operator and the
+ result of sparc_emit_float_lib_cmp match for software TFmode.
+ (movqicc, movhicc, movsicc, movdicc): Merge into...
+ (mov<I:mode>cc): ...this.
+ (movsfcc, movdfcc, movtfcc): Merge into...
+ (mov<F:mode>cc): ...this.
+ (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
+ into...
+ (mov<I:mode>_cc_v9): ...this.
+ (movdi_cc_sp64_trunc): Delete.
+ (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
+ movdi_cc_reg_sp64): Merge into...
+ (mov<I:mode>_cc_reg_sp64): ...this.
+ (movsf_cc_sp64): Rename into...
+ (movsf_cc_v9): ...this.
+ (movdf_cc_sp64): Rename into...
+ (movdf_cc_v9): ...this.
+ (movtf_cc_hq_sp64): Rename into...
+ (movtf_cc_hq_v9): ...this.
+ (movtf_cc_sp64): Rename into...
+ (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
+
+2008-09-21 Diego Novillo <dnovillo@google.com>
+
+ * doc/gccint.texi: Include generic.texi and gimple.texi.
+ Re-order index.
+ * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
+ (GIMPLE): Move to gimple.texi.
+ (Annotations): Remove references to to stmt_ann_t and
+ ssa_name_ann_t.
+ (SSA Operands): Rename from 'Statement Operands'.
+ * doc/generic.texi: New.
+ * doc/gimple.texi: New.
+ * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
+ * Makefile.in (TEXI_GCCINT_FILES):
+ * gimple.c (gimple_copy_call_skip_args): Rename from
+ giple_copy_call_skip_args. Update all users.
+ * doc/gimple.texi (gimple_copy_call_skip_args): Document.
+
+2008-09-21 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/37539
+ * tree-vect-transform.c (vect_transform_strided_load): Save vector
+ statement in related statement field only for the first load of the
+ group of loads with the same data reference.
+
+2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.h (TUNE_OCTEON): New macro.
+ * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
+ (mips_multipass_dfa_lookahead): Return 2 for Octeon.
+ * config/mips/octeon.md: New file.
+ * config/mips/mips.md: Include octeon.md. Restore
+ semi-alphabetical order of include files.
+
+2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/37571
+ * config/i386/i386.md (*jcc_fused_1): Removed.
+ (*jcc_fused_2): Likewise.
+ (*jcc_fused_3): Likewise.
+ (*jcc_fused_4): Likewise.
+
+2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
+ (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
+ * target.h (gcc_target): Add ira_cover_classes.
+ * ira.c: Remove IRA_COVER_CLASSES guards.
+ (setup_cover_and_important_classes): Use targetm.ira_cover_classes
+ instead of IRA_COVER_CLASSES.
+ (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
+ (setup_class_translate): Likewise.
+ (setup_reg_class_intersect_union): Likewise.
+ (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
+ test of targetm.ira_cover_classes.
+ * opts.c (decode_options): Use targetm.ira_cover_classes instead
+ of IRA_COVER_CLASSES.
+ * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
+ (TARGET_INITIALIZER): Include it.
+ * targhooks.h (default_ira_cover_classes): Declare.
+ * targhooks.c (default_ira_cover_classes): New function.
+
+2008-09-19 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
+
+2008-09-19 Ian Lance Taylor <iant@google.com>
+
+ * varasm.c (narrowing_initializer_constant_valid_p): Return
+ NULL_TREE if ENDTYPE is not an integer.
+
+2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR tree-opt/30930
+ * tree-ssa.c (execute_update_addresses_taken): Also update
+ DECL_GIMPLE_REG_P for vector and complex types.
+
+2008-09-19 Andrew MacLeod <amacleod@redhat.com>
+ Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/37567
+ * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
+ empty before freeing them.
+ (find_replaceable_exprs): Move asserts to free_temp_expr_table.
+
+2008-09-18 Bob Wilson <bob.wilson@acm.org>
+
+ * configure.ac: Add HAVE_AS_TLS check for Xtensa.
+ * config/xtensa/predicates.md (tls_symbol_operand): New.
+ * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
+ (TARGET_CANNOT_FORCE_MEM): Define.
+ (xtensa_tls_symbol_p): New.
+ (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
+ (xtensa_legitimate_address_p): Disallow constant pool TLS references.
+ (xtensa_tls_module_base): New.
+ (xtensa_call_tls_desc): New.
+ (xtensa_legitimize_tls_address): New.
+ (xtensa_legitimize_address): Handle TLS symbols.
+ (xtensa_tls_referenced_p_1): New.
+ (xtensa_tls_referenced_p): New.
+ (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
+ UNSPEC_DTPOFF.
+ (XTENSA_BUILTIN_THREAD_POINTER): New.
+ (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
+ (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
+ builtin. Add declarations for __builtin_thread_pointer and
+ __builtin_set_thread_pointer.
+ (xtensa_fold_builtin): Recognize new builtins.
+ (xtensa_expand_builtin): Expand new builtins.
+ * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
+ (TARGET_THREADPTR): Define.
+ (HAVE_AS_TLS): Define default value.
+ (LEGITIMATE_CONSTANT_P): Disallow TLS references.
+ * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
+ (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
+ (UNSPECV_SET_TP): New.
+ (sym_TPOFF, sym_DTPOFF): New.
+ (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
+ * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
+ * configure: Regenerated.
+
+2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/37394
+ * config/ia64/ia64.c (ia64_optimization_options): Move
+ checking and setting flag_schedule_insns_after_reload and
+ ia64_flag_schedule_insns2 back to ...
+ (ia64_override_options): Here.
+
+2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR rtl-opt/37451
+ * loop-doloop.c (doloop_modify): New argument zero_extend_p and
+ zero extend count after the correction to it is done.
+ (doloop_optimize): Update call to doloop_modify, don't zero extend
+ count before call.
+
+2008-09-18 Martin Jambor <mjambor@suse.cz>
+
+ * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
+
+ * ipa-prop.c: Correct comments.
+ * ipa-prop.h: Likewise.
+
+2008-09-18 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/37448
+ * ipa-reference.c (ipa_reference_local_vars_info_d,
+ ipa_reference_global_vars_info_d,
+ ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
+ ipa_reference_vars_info_t): Move here from ipa-reference.h
+ (node_duplication_hook_holder, node_removal_hook_holder): New.
+ (get_reference_vars_info_from_cgraph): Rename to ...
+ (get_reference_vars_info): ... this one, use cgraph uids.
+ (get_local_reference_vars_info, get_global_reference_vars_info):
+ Use cgraph instead of decl.
+ (ipa_reference_get_read_local, ipa_reference_get_written_local):
+ Remove.
+ (ipa_reference_get_read_global, ipa_reference_get_not_read_global
+ ipa_reference_get_written_global,
+ ipa_reference_get_not_written_global): Use cgraph argument.
+ (check_call): Simplify avail check.
+ (scan_stmt_for_static_refs): Update.
+ (propagate_bits): Update.
+ (merge_callee_local_info): Remove.
+ (init_function_info): Use cgraph nodes.
+ (clean_function_local_data): Break out from ...
+ (clean_function): ... here.
+ (copy_local_bitmap, copy_global_bitmap): New functions.
+ (duplicate_node_data, remove_node_data): New functions.
+ (generate_summary): Register hooks; use visibility instead of
+ master clones.
+ (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
+ * ipa-reference.h (ipa_reference_local_vars_info_d,
+ ipa_reference_global_vars_info_d,
+ ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
+ ipa_reference_vars_info_t): Move to ipa-reference.c
+ (ipa_reference_get_read_local, ipa_reference_get_written_local):
+ Remove.
+ (ipa_reference_get_read_global, ipa_reference_get_written_global,
+ ipa_reference_get_not_read_global,
+ ipa_reference_get_not_written_global): Update prototype.
+ * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
+ (init_state): Remove.
+ (node_duplication_hook_holder, node_removal_hook_holder): New.
+ (get_function_state, set_function_state): Use VECtor.
+ (analyze_function): Check body availability.
+ (add_new_function): Likewise.
+ (duplicate_node_data, remove_node_data): New.
+ (generate_summary): Register hooks; do not care about clones.
+ (propafate): Do not care about clones; recursive functions are
+ not looping.
+ * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
+ * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
+ * edge_duplication_hook_holder, node_duplication_hook_holder): Make
+ static.
+ * tree-flow.h (function_ann_d): Remove reference_vars_info.
+ * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
+ Update call of ipa-reference accesors.
+
+2008-09-18 Simon Baldwin <simonb@google.com>
+
+ * c-opts.c (c_common_handle_option): Add handling for
+ -Wbuiltin-macro-redefined command line option.
+ * c.opt: Added builtin-macro-redefined option.
+ * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
+ documentation.
+
+2008-09-18 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37258
+ * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
+ and signedness for integral types.
+ (vn_phi_eq): Require compatible types.
+
+2008-09-18 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/34037
+ * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
+ TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
+ VAR_DECL.
+ * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
+ !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
+ ggc_free other TREE_LIST nodes from that chain.
+ * function.c (instantiate_decls): Instantiate also DECL_RTL
+ of vars in cfun->local_decls, free that list afterwards.
+
+2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
+ * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
+
+2008-09-18 Andrew MacLeod <amacleod@redhat.com>
+
+ * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
+ * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
+
+2008-09-18 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/37102
+ * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
+ from a node. Check to see if another PHI is dead.
+ (eliminate_useless_phis): Rename from eliminate_virtual_phis and
+ remove real PHIs which have no uses.
+ (rewrite_out_of_ssa): Call eliminate_useless_phis.
+
+2008-09-18 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37284
+ * tree-cfg.c (remove_useless_stmts_1): Remove
+ GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
+
+2008-09-18 Nick Clifton <nickc@redhat.com>
+
+ * config/frv/frv.h (IRA_COVER_CLASSES): Define.
+ (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
+ to frv_secondary_reload_class.
+ (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
+ * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
+ (frv_secondary_reload_class): Omit unused parameter.
+ (frv_secondary_reload): New function. Handle the case when
+ secondary_reload_class() is called before the reload_(in|out)
+ _optabs have been initialised.
+ * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
+ unused parameter.
+ * config/frv/frv.md: Define an exclusion set between fr550_m0
+ and fr550_f0.
+
+2008-09-18 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37456
+ * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
+ want to insert after ends a BB insert on the single fallthru
+ outgoing edge.
+
+2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
+ Mention -march=z9-109, z9-ec and z10.
+
+2008-09-18 Uros Bizjak <ubizjak@gmail.com>
+
+ PR rtl-optimization/37544
+ * regrename.c (maybe_mode_change): Exit early when copy_mode
+ is narrower than orig_mode and narrower than new_mode.
+
+2008-09-18 Alexander Monakov <amonakov@ispras.ru>
+
+ PR middle-end/37499
+ * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
+
+ * sched-rgn.c (ref_counts): Remove.
+ (insn_referenced): New static variable.
+ (INSN_REF_COUNT): Remove.
+ (sched_run_compute_dependencies): Use insn_referenced instead of
+ INSN_REF_COUNT.
+ (add_branch_dependences): Likewise. Delete dead assignment.
+
+2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
+
+ * haifa-sched.c (dep_cost_1): Recognize the producer even if the
+ consumer is an asm. Add comment why this is important.
+ (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
+ recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
+
+2008-09-17 Joseph Myers <joseph@codesourcery.com>
+
+ * expr.c (emit_group_store): Do not shift before moving via a
+ stack slot.
+
+2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
+
+ * varasm.c (initializer_constant_valid_p): Forbid view-conversions
+ from aggregate to non-aggregate type if the bit pattern is not fully
+ preserved afterwards.
+
+2008-09-17 Richard Guenther <rguenther@suse.de>
+
+ * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
+ (verify_gimple_assign): ... this. Split into ...
+ (verify_gimple_assign_unary): ... this,
+ (verify_gimple_assign_binary): ... that,
+ (verify_gimple_assign_single): ... and this.
+ (verify_types_in_gimple_stmt): Call verify_gimple_assign.
+ Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
+ (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
+ (verify_types_in_gimple_reference): Be forgiving with
+ VIEW_CONVERT_EXPRs.
+ (verify_gimple_phi): Deal with virtual operands.
+
+ * tree.def (PREDICT_EXPR): Change to tcc_expression.
+
+2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * tree.c (get_callee_fndecl): Don't call the language hook.
+ * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
+ * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
+ (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
+
+2008-09-17 Jakub Jelinek <jakub@redhat.com>
+
+ * tree.c (protected_set_expr_location): Don't unnecessarily
+ check for error_mark_node.
+
+2008-09-17 Art Haas <ahaas@impactweather.com>
+
+ * ipa-reference.c (analyze_function): Declare step only if
+ ENABLE_CHECKING is defined.
+
+2008-09-17 Jan Hubicka <jh@suse.cz>
+
+ PR c++/18071
+ * tree.h (DECL_INLINE): remove.
+ (DECL_DECLARED_INLINE_P): Update docs.
+ (DECL_NO_INLINE_WARNING_P): new.
+ (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
+ * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
+
+2008-09-17 Jakub Jelinek <jakub@redhat.com>
+ Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ PR bootstrap/37441
+ * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
+ false.
+
+2008-09-17 Jan Hubicka <jh@suse.cz>
+
+ * ipa-reference.c (ipa_obstack): Remove.
+ (local_info_obstack, global_info_obstack): New.
+ (add_static_var): We now handle variables only.
+ (mark_address_taken, mark_load, mark_store): New functions based on ...
+ (check_operand): ... remove.
+ (get_asm_stmt_operands): Rename to ...
+ (check_asm_memory_clobber): ... this. Look only for memory clobber.
+ (scan_stmt_for_static_refs): Rewrite.
+ (scan_op_for_static_refs): Rename to ...
+ (scan_initializer_for_static_refs): do not look for VAR_DECL
+ initializers; stop recursion on types and decls.
+ (ipa_init): Use proper obstacks.
+ (analyze_variable): Use scan_initializer_for_static_refs.
+ (init_function_info): Use local obstack.
+ (analyze_function): Simplify.
+ (add_new_function): We don't need visited_nodes obstack.
+ (generate_summary): Use proper obstacks; cleanup after propagation.
+
+2008-09-17 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37385
+ PR tree-optimization/37491
+ * alias.c (get_alias_set): Use the canonical type.
+ * tree-vect-transform.c (vectorizable_store): Use the type of
+ the lhs for the vector type. Adjust checking.
+ (vectorizable_load): Adjust checking.
+
+2008-09-16 Jakub Jelinek <jakub@redhat.com>
+ Adam Nemet <anemet@caviumnetworks.com>
+
+ PR rtl-optimization/37483
+ * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
+ if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
+ Rearrange code to better match the original comment. Check
+ t_unconditional first. Improve comment.
+
+2008-09-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/37529
+ * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
+ GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
+
+ PR c++/37530
+ * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
+ GIMPLE_TRY if cleanup sequence is empty.
+
+2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR middle-end/37263
+ * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
+ eliminate IV if the cost are the same.
+
+2008-09-16 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37380
+ * tree-sra.c (sra_build_assignment): Do not call the gimplifier
+ if not necessary.
+
+2008-09-16 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37508
+ * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
+
+2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
+
+2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
+ use gen_floatdidf2 directly.
+ (floatunssidf2): Likewise.
+ (floatsidf_ppc64_mfpgpr): Remove.
+ (floatsidf_ppc64): Remove.
+ (floatunssidf_ppc64): Remove.
+
+2008-09-15 Jakub Jelinek <jakub@redhat.com>
+
+ * ira-color.c (finish_cost_update): Free update_cost_queue_elems
+ rather than update_cost_queue.
+
+ * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
+ in every call starting with the second one, instead of only when
+ alias_bitmap_obstack.elements != NULL.
+
+ * tree-predcom.c (filter_suitable_components): Free all refs in
+ act->refs vector before calling release_component.
+ (add_ref_to_chain): Free ref if not adding it to chain->refs.
+
+ * tree-data-ref.c (free_subscripts): Free all subscript objects.
+
+ * tree-loop-linear.c (linear_transform_loops): Initialize
+ lambda_obstack only after calling perfect_loop_nest_depth.
+ Goto free_and_continue instead of just continue for later failures.
+
+ PR middle-end/37479
+ * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
+
+ PR libmudflap/36397
+ * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
+
+2008-09-14 Andreas Schwab <schwab@suse.de>
+
+ * tree-call-cdce.c (check_target_format): Accept Motorola formats.
+
+2008-09-14 Jan Hubicka <jh@suse.cz>
+
+ * invoke.texi (-fconserve-stack): Document.
+ * opts.c (decode_options): Handle conserve_stack.
+ * common.opt (fconvserve_stack): New.
+
+2008-09-14 David Edelsohn <edelsohn@gnu.org>
+
+ * config.host: Add x-aix to host_xmake_file.
+ * config/rs6000/t-aix52: Do not override LDFLAGS.
+ * config/rs6000/x-aix: New file.
+
+2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
+
+ PR target/19636
+ PR target/24894
+ PR target/31644
+ PR target/31786
+ * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
+ is not recognized as a valid register usage. Allow REG_X to be used
+ as a base pointer.
+ * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
+ forces a reload when using a base register.
+
+2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/cygming-crtend.c (register_frame_ctor): If
+ DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
+ directly with atexit.
+ (deregister_frame_ctor): Rename to ...
+ (deregister_frame_dtor): Use to call __gcc_deregister_frame
+ if !DEFAULT_USE_CXA_ATEXIT.
+
+2008-09-13 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c: Include value-prof.h
+ * Makefile.in (cgraph.o): Add value-prof.h dependency.
+
+2008-09-13 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/32581
+ * tree-profile.c (add_abnormal_goto_call_edges): New function.
+ (tree_gen_interval_profiler, tree_gen_pow2_profiler,
+ tree_gen_one_value_profiler, tree_gen_average_profiler,
+ tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
+
+2008-09-13 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
+ too many bytes on misalligned blocks.
+
+2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/cfg.texi: Fix some typos.
+ * doc/extend.texi: Likewise.
+ * doc/install.texi: Likewise.
+ * doc/invoke.texi: Likewise.
+ * doc/rtl.texi: Likewise.
+ * doc/tree-ssa.texi: Likewise.
+
+2008-09-13 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/30141
+ * tree-nested.c (finalize_nesting_tree_1): Generate valid
+ gimple stores for memory rhs.
+
+2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR rtl-optimization/37489
+ * cse.c (fold_rtx): Don't return const_true_rtx for float
+ compare if FLOAT_STORE_FLAG_VALUE is undefined.
+
+2008-09-13 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/37392
+ * tree-inline.c (remap_gimple_stmt): Do not remap return value.
+
+2008-09-13 Martin Jambor <mjambor@suse.cz>
+ Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (free_edges): New variable.
+ (NEXT_FREE_EDGE): New macro.
+ (cgraph_free_edge): New function.
+ (cgraph_remove_edge): Call cgraph_remove_edge_1.
+ (cgraph_node_remove_callees): Likewise.
+ (cgraph_node_remove_callers): Likewise.
+ (cgraph_create_edge): Reuse edges from the free list. Do not
+ update uid if doing so.
+ (cgraph_remove_*_hook): Add free call.
+
+2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * ira-color.c (conflict_allocno_vec): Delete.
+ (update_cost_queue_elem): New structure.
+ (update_cost_queue): New variable.
+ (update_cost_queue_tail): Likewise.
+ (update_cost_queue_elems): Likewise.
+ (allocno_update_cost_check): Delete.
+ (initiate_cost_update): Allocate update_cost_queue_elems
+ instead of allocno_update_cost_check.
+ (finish_cost_update): Update the free()s accordingly.
+ (start_update_cost): New function.
+ (queue_update_cost): Likewise.
+ (get_next_update_cost): Likewise.
+ (update_copy_costs_1): Inline into...
+ (update_copy_costs): ...here. Use a queue instead of recursive calls.
+ Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
+ once we've established they are equal. Don't allocate update
+ costs if there is nothing to add to them.
+ (update_conflict_hard_regno_costs): Remove ALLOCNO and
+ DIVISOR arguments. Use a queue instead of recursive calls;
+ process all the allocnos in the initial queue, rather than
+ a single allocno.
+ (assign_hard_reg): Use queue_update_cost instead of
+ conflict_allocno_vec. Queue coalesced allocnos instead
+ of calling update_conflict_hard_regno_costs for each one.
+ Just call update_conflict_hard_regno_costs once for the
+ entire queue.
+ (ira_color): Remove conflict_allocno_vec handling.
+
+2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/37484
+ * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
+ (save_var_name): Same.
+ (initialize_cloog_names): Same.
+ (initialize_cloog_names): Same.
+
+2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-scalar-evolution.c (set_instantiated_value): Set
+ instantiated_below.
+
+2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-opt/37377
+
+ * ira-build.c (common_loop_tree_node_dominator): Remove.
+ (copy_live_ranges_to_removed_store_destinations): New function.
+ (regno_top_level_allocno_map): Move to top level from ...
+ (ira_flattening): ... here. Use
+ copy_live_ranges_to_removed_store_destinations.
+
+ * ira-emit.c (generate_edge_moves): Fix a comment.
+
+2008-09-12 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/37466
+ * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
+ scratch register after 'set' pattern.
+
+2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
+ information passed to mark_reg_pointer.
+ * explow.c (force_reg): Likewise.
+
+2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
+ when building for the celledp architecture.
+
+2008-09-12 Richard Guenther <rguenther@suse.de>
+
+ * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
+
+2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR rtl-optimization/37424
+ * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
+ the regnos instead of the addresses.
+
+2008-09-11 Janis Johnson <janis187@us.ibm.com>
+
+ * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
+
+2008-09-11 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
+ entering the weaker equivalence recording.
+
+ * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
+
+2008-09-11 Jeff Law <law@redhat.com>
+
+ * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
+ by assign_stack_local on the IRA path for stack slot sharing
+ as well as the non-IRA path.
+
+2008-09-11 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.h: Fix whitespace issues.
+
+2008-09-11 Martin Jambor <mjambor@suse.cz>
+
+ * ipa-prop.h (struct ipa_param_flags): Removed.
+ (struct ipa_param_descriptor): New structure.
+ (struct ipa_node_params): ipcp_lattices, param_decls and
+ param_flags moved to ipa_param_description.
+ (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
+ descriptors. Renamed all users.
+ (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
+ changed to access descriptors. Renamed all users.
+ (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
+ to access descriptors. Renamed all users.
+ * ipa-cp.c (ipcp_init_cloned_node): Call
+ ipa_initialize_node_params instead of ipa_count_formal_params and
+ ipa_create_param_decls_array.
+ (ipcp_analyze_node): Likewise.
+ (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
+ descriptors. Renamed all users.
+ (ipcp_initialize_node_lattices): Remove allocation.
+ * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
+ ipa_initialize_node_params instead of ipa_count_formal_params and
+ ipa_create_param_decls_array.
+ * ipa-prop.c (ipa_create_param_decls_array): Renamed to
+ ipa_populate_param_decls, made static, added parameter info,
+ renamed mt to node, removed allocation, changed to use
+ descriptors.
+ (ipa_count_formal_params): Made static, added parameter info,
+ renamed mt to node.
+ (ipa_initialize_node_params): New function.
+ (ipa_check_stmt_modifications): Changed to use descriptors.
+ (ipa_detect_param_modifications): Removed allocation, changed to
+ use descriptors.
+ (ipa_note_param_call): Changed to use descriptors.
+ (ipa_analyze_params_uses): Removed allocation.
+ (ipa_free_node_params_substructures): Changed to use descriptors.
+ (ipa_edge_duplication_hook): Use the unused attribute.
+ (ipa_node_duplication_hook): Use the unused attribute, changed to
+ use descriptors, changed to duplicate descriptors.
+
+ * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
+ changed all callers. Call ipa_propagate_indirect_call_infos if doing
+ indirect inlining. Made static.
+ (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
+ functions called only once.
+ (cgraph_decide_recursive_inlining): Don't call
+ ipa_propagate_indirect_call_infos, pass new_edges to
+ cgraph_mark_inline_edge instead.
+ (cgraph_decide_inlining_of_small_functions): Don't call
+ ipa_propagate_indirect_call_infos, pass new_edges to
+ cgraph_mark_inline_edge instead.
+ (cgraph_decide_inlining): Don't call
+ ipa_propagate_indirect_call_infos.
+ * ipa-prop.c: Check that vectors are allocated.
+
+ * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
+ iff a new cgraph edges have been created.
+ (cgraph_decide_inlining): New variable redo_always_inline.
+ Flattening and always_inlining loop until callgraph stabilizes.
+ * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
+ true iff new cgraph edges have been created.
+ (propagate_info_to_inlined_callees): Likewise.
+ (ipa_propagate_indirect_call_infos): Likewise.
+
+2008-09-11 Richard Guenther <rguenther@suse.de>
+
+ * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
+ (set_prologue_iterations): Likewise.
+ * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
+ Likewise.
+ (vect_update_init_of_dr): Likewise.
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
+ type verification.
+ * fold-const.c (fold_unary): Do not generate calculations
+ in sub-types.
+
+2008-09-11 Paolo Bonzini <bonzini@gnu.org>
+
+ * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
+ TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
+ (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
+
+ * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
+ a bool.
+ * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
+ VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
+ before finalizing the changes.
+ * tree-vrp.c (extract_range_from_binary_expr): Add limited support
+ for BIT_IOR_EXPR.
+ (simplify_truth_ops_using_ranges): New.
+ (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
+ simplify_cond_using_ranges, simplify_switch_using_ranges): Return
+ whether a simplification was made.
+ (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
+ use a switch statement and also call simplify_truth_ops_using_ranges.
+
+2008-09-11 Jan Hubicka <jh@suse.cz>
+
+ * ggc-common.c (loc_array): Make static.
+ * dce.c (rest_of_handle_ud_dce): Free worklist.
+
+2008-09-11 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (cgraph_release_function_body): Plug memory leak on
+ ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
+ function so we are sure we do not dangle it forever.
+ * function.c (outer_function_chain, find_function_data): Remove.
+ (function_context_stack): New.
+ (push_function_context, pop_function_context): Update.
+ * function.h (struct function): Remove pointer outer.
+ (outer_function_chain, find_function_data): Remove.
+ * stmt.c (force_label_rtx): Remove dead call of find_function_data.
+
+2008-09-11 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/37448
+ * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
+
+2008-09-11 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa-pre.c (phi_translate_1): Fix memory leak
+
+2008-09-11 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
+ (free_var_map_entry): New function.
+ (redirect_edge_var_map_destroy): Use it.
+
+2008-09-11 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/37448
+ * tree-inline.c (add_lexical_block): Replace with ...
+ (prepend_lexical_block): ... prepend at begginig.
+ (remap_blocks): Use it and reverse later.
+ (expand_call_inline): Use prepend_lexical_block.
+
+2008-09-11 Jan Hubicka <jh@suse.cz>
+
+ * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
+
+2008-09-11 Jan Hubicka <jh@suse.cz>
+
+ * function.c (free_after_compilation): Call insn_locators_free.
+ * cfglayout.c (insn_locators_free): New function.
+ * rtl.h (insn_locators_free): Declare.
+
+2008-09-11 Jan Hubicka <jh@suse.cz>
+
+ * ifcvt.c (check_cond_move_block): Make regs argument pointer to
+ vector pointer.
+ (cond_move_process_if_block): Update call.
+
+2008-09-11 Jan Hubicka <jh@suse.cz>
+
+ * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
+ * vec.c: Include hashtab.h
+ (vec_descriptor, ptr_hash_entry): New structures.
+ (vec_desc_hash, vec_ptr_map): New static variables.
+ (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
+ register_overhead, free_overhead, vec_heap_free): New functions.
+ (vec_gc_o_reserve_1): ggc_free when resizing to 0.
+ (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
+ (cmp_statistic, add_statistics, dump_vec_loc_statistics):
+ New functions.
+
+2008-09-11 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/37474
+ * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
+ length of load permutation.
+
+2008-09-11 Andreas Schwab <schwab@suse.de>
+
+ * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
+
+2008-09-11 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/37382
+ * expmed.c (extract_low_bits): Avoid creating invalid subregs.
+ * dse.c (find_shift_sequence): Use extract_low_bits instead of
+ simplify_gen_subreg.
+
+2008-09-11 Ira Rosen <irar@il.ibm.com>
+
+ * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
+ for alias check.
+
+2008-09-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37338
+ * gimplify.c (gimplify_body): Call default_rtl_profile.
+
+ PR target/36904
+ * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
+ instead of tok->val.node if not expanding to something else. Handle
+ intervening CPP_PADDING tokens.
+ (altivec_categorize_keyword): Remove unneeded comparisons.
+
+2008-09-10 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
+
+2008-09-10 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37432
+ * tree-inline.c (insert_init_stmt): Make sure to not
+ insert invalid gimple stores.
+
+2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/37388
+ * toplev.c (process_options): Fail and warn when graphite
+ flags are used, but the compiler has not been configured
+ with graphite libraries.
+ * graphite.c (graphite_transform_loops): Remove printfs
+ to dump_file for the case when graphite is not available.
+
+2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/37434:
+ * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
+ the even element into register.
+ (ix86_expand_vector_init_general): Don't use
+ ix86_expand_vector_init_interleave on V16QImode and V8HImode
+ if we can't move from GPR to SSE register directly.
+
+2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
+ not lose track of the number of NOPs needed. Number of NOPs needed
+ for sync vs. loads workaround was switched; corrected. Run second
+ pass for all workarounds. No NOPs needed after call insns. Change
+ second pass to use find_next_insn_start and find_load helpers in order
+ to properly detect parallel insns.
+ * config/bfin/bfin.md (cbranch_with_nops): Increase length.
+
+2008-09-10 Jan Hubicka <jh@suse.cz>
+
+ * value-prof.c (gimple_ic): Fix tuplification bug.
+ * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
+ var warning.
+
+2008-09-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/37353
+ * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
+ (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
+ calls instead of cond_dead_built_in_calls.
+ (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
+ initalize the vector only before adding first entry. Use VEC_safe_push
+ instead of VEC_quick_push. Pass cond_dead_built_in_calls to
+ shrink_wrap_conditional_dead_built_in_calls call.
+
+2008-09-10 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/37385
+ * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
+ argument, and use it as a vector type if not NULL.
+ (vectorizable_store): Call vect_create_data_ref_ptr with the type of
+ vectorized rhs.
+ (vect_setup_realignment): Call vect_create_data_ref_ptr with
+ additional argument.
+ (vectorizable_load): Likewise.
+
+2008-09-10 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.md (SWI32): New mode iterator.
+ (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
+ of SWI.
+
+2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimization/37435
+ * caller-save.c (insert_restore, insert_save): Check the mode by
+ reg_save_code.
+
+2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR other/37265
+ * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
+ splay tree lookup.
+ (dw2_output_indirect_constant_1): Use unstripped name in symbol
+ reference.
+
+2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
+
+ * doc/invoke.texi (ARM Options): Correct errors in discussion
+ of -mfloat-abi, -mhard-float, and -msoft-float.
+
+2008-09-09 Jakub Jelinek <jakub@redhat.com>
+ Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/37356
+ * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
+ calling gimple_regimplify_operands on it. Iterate over all newly
+ added statements, not just the last one.
+ (insert_init_stmt): Insert stmt into seq first, then call
+ gimple_regimplify_operands on it. Don't create new gimplification
+ context, nor find referenced vars.
+
+2008-09-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR other/37419
+ * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
+ to pointer to vector pointer.
+ * ipa-prop.c (ipa_propagate_indirect_call_infos,
+ propagate_info_to_inlined_callees): Likewise.
+ (update_call_notes_after_inlining): Likewise. Push new indirect edge
+ to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
+ ipa_check_create_edge_args.
+ * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
+ argument to pointer to vector pointer.
+ (cgraph_decide_inlining_of_small_function): Adjust
+ cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
+ calls.
+
+ PR target/37438
+ * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
+ optimizing for size, not speed.
+
+ PR rtl-optimization/37408
+ * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
+ if parm is promoted.
+
+2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/37375
+ * tree-scalar-evolution.c (scev_info_str): Add field
+ instantiated_below.
+ (new_scev_info_str, eq_scev_info, find_var_scev_info,
+ set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
+ set_instantiated_value): Pass instantiated_below.
+ (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
+ to above functions.
+ (instantiate_scev_1, instantiate_scev): Pass a basic block above which
+ the definitions are not instantiated.
+
+ * tree-scalar-evolution.h (instantiate_scev): Update declaration.
+ (block_before_loop): New.
+ * tree-data-ref.c (dr_analyze_indices): Update uses of
+ instantiate_scev.
+ * graphite.c (block_before_scop): New.
+ (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
+ basic block, not a loop for determining the parameters.
+ (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
+ scop.
+ (idx_record_params, find_params_in_bb, find_scop_parameters,
+ build_loop_iteration_domains, add_conditions_to_domain): Update calls
+ to instantiate_scev.
+
+ * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
+
+2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-opt/37333
+
+ * ira-build.c (ira_create_allocno): Setup frequency to 0.
+
+ * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
+ Check zero freq and increase if necessary.
+
+2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
+
+ * ira-conflicts.c (process_regs_for_copy): Check that the hard
+ regno is in the right range. Add comments.
+
+2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
+ warnings.
+ * mips-tfile.c (copy_object): Cast alloca result to int *.
+ * mips-tdump.c (print_symbol): Cast xmalloc return values to
+ proper types.
+ Rename class to sclass.
+ (read_tfile): Cast read_seek return values to proper types.
+ Cast xcalloc return value to proper type.
+
+2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
+ * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
+ * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
+
+2008-09-09 Jan Hubicka <jh@suse.cz>
+
+ * profile.c (is_edge_inconsistent): Add debug output; ignore
+ negative count on fake edges.
+ (is_inconsistent): Add debug output.
+
+2008-09-09 Andrey Belevantsev <abel@ispras.ru>
+
+ * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
+ dump message.
+ (choose_ready): When first insn is chosen from the ready list, also
+ dump it.
+
+2008-09-09 Andrey Belevantsev <abel@ispras.ru>
+
+ PR rtl-optimization/37360
+ * haifa-sched.c (max_issue): Do not assert that we never issue more
+ insns than issue_rate. Add comment.
+
+2008-09-09 Richard Guenther <rguenther@suse.de>
+
+ * tree-cfg.c (verify_types_in_gimple_op): Remove.
+ (verify_types_in_gimple_call): Rename to ...
+ (verify_gimple_call): ... this. Enhance.
+ (verify_types_in_gimple_cond): Remove.
+ (verify_gimple_comparison): New function ...
+ (verify_types_in_gimple_assign): ... split out from here.
+ (verify_types_in_gimple_return): Rename to ...
+ (verify_gimple_return): ... this. Enhance.
+ (verify_types_in_gimple_switch): Rename to ...
+ (verify_gimple_switch): ... this. Enhance.
+ (verify_gimple_goto): New function.
+ (verify_types_in_gimple_phi): Rename to ...
+ (verify_gimple_phi): ... this. Enhance.
+ (verify_types_in_gimple_stmt): Adjust calls to helper functions.
+ Fold in single-statement cases from verify_types_in_gimple_seq_2.
+ (verify_types_in_gimple_seq_2): Remove cases handled in
+ verify_types_in_gimple_stmt.
+
+2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (n_regs_to_save): New static variable.
+ (push_multiple_operation, pop_multiple_operation): Set it.
+ (workaround_rts_anomaly): New function.
+ (workaround_speculation): New function, broken out of bfin_reorg.
+ (bfin_reorg): Call the new functions.
+
+2008-09-09 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37354
+ PR middle-end/30165
+ * gimplify.c (gimplify_conversion): Change conversions of
+ non-register type to VIEW_CONVERT_EXPRs.
+ (gimplify_addr_expr): If we need to make the operand
+ addressable make sure to use a properly initialized
+ temporary for that so it gets a valid gimple store.
+
+2008-09-09 Aldy Hernandez <aldyh@redhat.com>
+
+ * function.h (struct function): Add function_start_locus.
+ * cfgexpand.c (gimple_expand_cfg): Use it.
+ * c-parser.c (c_parser_declaration_or_fndef): Set it.
+
+2008-09-09 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37433
+ * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
+ function calls.
+
+2008-09-09 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37387
+ * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
+ and bits to a common type.
+
+2008-09-09 Nick Clifton <nickc@redhat.com>
+
+ * config/v850/v850.md (return): Restore frame size restriction.
+
+2008-09-09 Paolo Bonzini <bonzini@gnu.org>
+
+ * c-common.c (c_expand_decl): Remove.
+ * c-common.h (anon_aggr_type_p): Remove prototype.
+ (DECL_ANON_UNION_ELEMS): Remove.
+ * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
+ * c-decl.c (anon_aggr_type_p): Remove.
+ * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
+ (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
+ * langhooks.h (struct lang_hooks): Remove expand_decl.
+ * langhooks.c (lhd_expand_decl): Remove.
+ * stmt.c (expand_anon_union_decl): Remove.
+ * tree.h (expand_anon_union_decl): Remove prototype.
+
+2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
+
+ PR target/36609
+ * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
+ zero.
+ * config/avr/avr.md (QISI): Define mode iterator.
+ (negated_tst<mode>): Redefine as split using mode macro.
+ (reversed_tstqi): Define insn as reversed compare with zero.
+ (reversed_tsthi): Ditto.
+ (reversed_tstsi): Ditto.
+
+2008-09-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37393
+ * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
+ call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
+
+ PR middle-end/37414
+ * predict.c (optimize_function_for_size_p): Don't segfault if
+ FUN is NULL.
+ * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
+ tree_swap_operands_p): Don't test cfun != NULL before calling
+ optimize_function_for_s*_p.
+
+2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
+
+ * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
+ end of the search.
+
+2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
+
+ * crx/crx.h (IRA_COVER_CLASSES): Define.
+
+2008-09-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37337
+ * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
+ even when a stmt has been gimple_modified_p, but after fold_stmt is
+ not any longer. Remove unneeded may_have_exposed_new_symbols
+ initializations.
+
+2008-09-08 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37421
+ * tree-ssa-sccvn.c (visit_copy): Make sure to fully
+ valueize the RHS.
+
+2008-09-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37415
+ * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
+
+2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR driver/37409
+ * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
+ * pa-hpux10.h (LINK_SPEC): Likewise.
+ * pa-hpux11.h (LINK_SPEC): Likewise.
+
+2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa32-regs.h (IRA_COVER_CLASSES): Define.
+ * pa64-regs.h (IRA_COVER_CLASSES): Define.
+
+2008-09-07 Helge Deller <deller@gmx.de>
+
+ * pa/linux-atomic.c: New file.
+ * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
+ * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
+
+2008-09-07 Richard Guenther <rguenther@suse.de>
+ Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/36630
+ * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
+ Call STRIP_NOPS before calling evolution_part_in_loop_num.
+
+2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
+ Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/35642
+ * config/rs6000/altivec.md (mulv8hi3): Implement.
+
+2008-09-06 Jeff Law <law@redhat.com>
+
+ * h8300/h8300.h (IRA_COVER_CLASSES): Define.
+
+2008-09-06 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/14703
+ * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
+ declarations.
+ * passes.c (init_optimization_passes): Recompute inline parameters.
+
+2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
+ DECL being null.
+
+2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
+ Peter Fuerst <post@pfrst.de>
+
+ * doc/invoke.texi: Document -mr10k-cache-barrier=.
+ * doc/extend.texi: Document __builtin_mips_cache.
+ * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
+ * config/mips/mips.opt (mr10k-cache-barrier=): New option.
+ * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
+ __GCC_HAVE_BUILTIN_MIPS_CACHE.
+ (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
+ * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
+ (set_push_mips_isas): New variable.
+ (mips_r10k_cache_barrier): New variable.
+ (cache): New availability predicate.
+ (mips_builtins): Add an entry for __builtin_mips_cache.
+ (mips_build_cvpointer_type): New function.
+ (MIPS_ATYPE_CVPOINTER): New macro.
+ (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
+ mode is VOIDmode.
+ (r10k_simplified_address_p, r10k_simplify_address)
+ (r10k_uncached_address_p, r10k_safe_address_p)
+ (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
+ (r10k_needs_protection_p_call, r10k_needs_protection_p)
+ (r10k_insert_cache_barriers): New functions.
+ (mips_reorg_process_insns): Delete cache barriers after a
+ branch-likely instruction.
+ (mips_reorg): Call r10k_insert_cache_barriers.
+ (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
+ * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
+ (UNSPEC_R10K_CACHE_BARRIER): Likewise.
+ (mips_cache, r10k_cache_barrier): New define_insns.
+
+2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
+ * ira-color.c (setup_allocno_left_conflicts_num): Use
+ hard_reg_set_equal_p instead of a comparison with
+ ira_zero_hard_reg_set.
+ * ira.c (setup_reg_subclasses): Likewise.
+ (setup_cover_and_important_classes): Likewise.
+ (setup_class_translate): Likewise.
+ (setup_reg_class_intersect_union): Likewise.
+ (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
+ (ira_init_once): Don't initialize them.
+
+2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
+
+ * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
+
+2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
+
+ * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
+
+2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
+
+ Improved branch hints, safe hints, and scheduling.
+
+ * haifa-sched.c (sched_emit_insn): Define.
+ * sched-int.h (sched_emit_insn): Add prototype.
+ * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
+ -mhint-max-distance -msafe-hints): Document.
+ * config/spu/spu.c (spu_flag_var_tracking): New.
+ (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
+ TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
+ TARGET_ASM_FILE_START): Define.
+ (TARGET_SCHED_ADJUST_PRIORITY): Remove.
+ (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
+ (spu_emit_branch_hint): Add blocks argument.
+ (insert_branch_hints, insert_nops): Remove.
+ (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
+ uses_ls_unit, spu_sched_init_global, spu_sched_init,
+ spu_sched_reorder, asm_file_start): New functions.
+ (clock_var, spu_sched_length, pipe0_clock,
+ pipe1_clock, prev_clock_var, prev_priority,
+ spu_ls_first, prev_ls_clock): New static variables.
+ * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
+ * config/spu.md (iprefetch): Add operand, make it clobber MEM.
+ (nopn_nv): Add a non-volatile version of nop.
+ * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
+ -mhint-max-distance, -msafe-hints): New options.
+
+2008-09-05 Janis Johnson <janis187@us.ibm.com>
+ Samuel Tardieu <sam@rfc1149.net>
+
+ * opts.c (decode_options): Combine nested if statements.
+
+ PR target/37283
+ * opts.c (decode_options): Handle more relationships among
+ unit-at-a-time, toplevel-reorder, and section-anchors.
+
+2008-09-05 David Daney <ddaney@avtrex.com>
+
+ * doc/install.texi (--enable-reduced-reflection): Document new option.
+
+2008-09-05 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
+ constantpool_mem_p.
+ (constantpool_operand): New.
+ (move_operand): Disallow sub-word modes for the constant pool.
+ * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
+ (xtensa_secondary_reload_class): Replace with....
+ (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
+ Set icode for sub-word reloads from the constant pool.
+ * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
+ (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
+ * config/xtensa/xtensa.md (reload<mode>_literal): New.
+ * config/xtensa/xtensa-protos.h: Update prototypes.
+
+2008-09-05 Joseph Myers <joseph@codesourcery.com>
+
+ * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
+ (REG_CLASS_NAMES): Update.
+ (REG_CLASS_CONTENTS): Update.
+ * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
+ of ALL_REGS for regs 77 and 78.
+ * function.c (instantiate_virtual_regs_in_insn): Assert that
+ return value of simplify_gen_subreg is not NULL.
+
+2008-09-05 Paolo Bonzini <bonzini@gnu.org>
+
+ * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
+ (gen_rtvec_v): Fix coding standards.
+
+2008-09-04 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (decide_alg): Be more conservative about optimizing for size.
+
+2008-09-04 Ian Lance Taylor <iant@google.com>
+
+ * varasm.c (narrowing_initializer_constant_valid_p): New
+ static function.
+ (initializer_constant_valid_p): Call it.
+
+2008-09-04 Jeff Law <law@redhat.com>
+
+ * fold-const.c (native_encode_real): Fix computation of WORDS.
+ (native_interpret_real): Likewise.
+
+2008-09-04 Janis Johnson <janis187@us.ibm.com>
+
+ * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
+
+2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
+
+ * ira-conflicts.c (process_regs_for_copy): Check insn to check
+ that the cost is already taken into account in ira-costs.c
+
+ * ira-int.h (ira_debug_copy, ira_debug_copies): New.
+
+ * ira-build.c (print_copy, print_copies, ira_debug_copy,
+ ira_debug_copies): New.
+ (ira_bulid): Call print_copies.
+
+ * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
+
+2008-09-04 Samuel Tardieu <sam@rfc1149.net>
+
+ PR target/32783
+ * config/rs6000/rs6000.c (optimization_options): Remove check of
+ flag_toplevel_order.
+
+2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
+ * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
+ second operand is a reg_imm10_operand.
+ * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
+ *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
+ (*seq_<GPR:mode><GPR2:mode>): Rename to
+ *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
+ ISA_HAS_SEQ_SNE.
+ (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
+ *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
+ ISA_HAS_SEQ_SNE.
+ (*sne_<GPR:mode><GPR2:mode>): Rename to
+ *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
+ ISA_HAS_SEQ_SNE.
+
+2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.h (ISA_HAS_EXTS): New macro.
+ * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
+ combining an arithmetic right shift by more than 31 and a
+ trunction. Don't match for out-of-range shift amounts. Set
+ attribute mode to <MODE>.
+ (*lshr32_trunc<mode>): Name the pattern combining a logical right
+ shift by 32 and and a truncation. Set attribute mode to <MODE>.
+ (*<optab>_trunc<mode>_exts): New pattern for truncated right
+ shifts by less than 32.
+ (extv): Change predicate on first operand to accept registers.
+ Change predicate of the other operands from immediate_operand to
+ const_int_operand. Expand exts when source is a register.
+ (extzv): Change predicate of the constant operands from
+ immediate_operand to const_int_operand.
+ (extzv<mode>): Change predicate of the constant operands from
+ immediate_operand to const_int_operand and no constraint. Also
+ remove mode.
+ (*extzv_trunc<mode>_exts): New pattern.
+
+2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.h (ISA_HAS_CINS): New macro.
+ * config/mips/mips-protos.h (mask_low_and_shift_p,
+ mask_low_and_shift_len): Declare.
+ * config/mips/mips.c (mask_low_and_shift_p,
+ mask_low_and_shift_len): New functions.
+ (mips_print_operand): Handle new operand prefix "m".
+ * config/mips/mips.md (*cins<mode>): New pattern.
+
+2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
+ optimizing for size.
+
+2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
+ regardless of epilogue_completed.
+
+2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR middle-end/37359
+ * ira-lives.c (process_bb_node_lives): Check setjmp.
+
+2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
+
+ PR middle-end/37243
+ * ira-build.c (form_loop_tree): Reverse BB walk.
+ (create_bb_allocnos): Likewise.
+ * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
+ (mark_reg_store): Rename to...
+ (mark_ref_live): ...this and take a df_ref argument instead of
+ note_stores arguments. Assert that we have a register.
+ (mark_reg_clobber): Delete.
+ (def_conflicts_with_inputs_p): New function.
+ (mark_reg_conflicts): Delete.
+ (mark_reg_death): Rename to...
+ (mark_ref_dead): ...this and take a df_ref argument instead of
+ a register. Assert that we have a register.
+ (process_bb_node_lives): Hoist frequency calculation out of
+ instruction walk. Convert from a forwards scan to a backwards scan.
+ Use DF_REF_USES and DF_REF_DEFS instead of register notes and
+ note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
+ (create_allocno_live_ranges): Don't create regs_set.
+
+2008-09-04 Ian Lance Taylor <iant@google.com>
+
+ * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
+ or REG_LABEL_TARGET.
+ * calls.c (emit_library_call_value_1): Use MEM_P rather than
+ comparing MODE with MEM.
+ * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
+ comparing with GF_PREDICT_TAKEN.
+ (gimple_get_lhs): Change code to enum gimple_code.
+ (gimple_set_lhs): Likewise.
+ * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
+ * omp-low.c (find_omp_clause): Change kind parameter to enum
+ omp_clause_code.
+ * tree-flow.h (find_omp_clause): Update declaration.
+ * regrename.c (clear_dead_regs): Change kind parameter to enum
+ reg_note.
+ * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
+ GET_MODE.
+ * see.c (see_get_extension_data): Change return type to enum
+ entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
+ SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
+ (see_gen_normalized_extension): Change extension_code parameter to
+ enum entry_type.
+ (see_seek_pre_extension_expr): Change extension_code to enum
+ entry_type.
+ (see_merge_one_def_extension): Likewise.
+ (see_handle_relevant_defs): Likewise.
+ (see_handle_relevant_uses): Likewise.
+ (see_analyze_one_def): Likewise.
+ * tree-cfg.c (need_fake_edge_p): Compare gimple code with
+ GIMPLE_ASM rather than ASM_EXPR.
+ * tree-ssa-alias.c (is_escape_site): Compare gimple code with
+ GIMPLE_RETURN rather than RETURN_EXPR.
+ * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
+ (evaluate_stmt): Likewise.
+ * tree-vect-analyze.c (vect_analyze_operations): Change relevance
+ to enum vect_relevant.
+ (vect_mark_stmts_to_be_vectorized): Change assertion to not
+ compare gimple codes with tree codes.
+
+2008-09-04 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
+
+2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
+ pointer check lost in the recent no-unit-at-a-time patch.
+
+2008-09-04 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/37343
+ * tree-switch-conversion.c (check_final_bb): Accept only IP
+ invariants.
+
+2008-09-04 Jan Hubicka <jh@suse.cz>
+
+ * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
+ Break out from ...
+ (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
+ using_ranges argument.
+ (vrp_evaluate_conditional): Avoid bogus warning for type range.
+ (vrp_visit_cond_stmt): Update call of
+ vrp_evaluate_conditional_warnv_with_ops
+
+2008-09-04 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/37345
+ PR tree-optimization/37358
+ PR tree-optimization/37357
+ * tree.c (build_function_type_skip_args): Build distinct type copy;
+ set TYPE_CONTEXT.
+ (build_function_decl_skip_args): Set type of new decl not orig decl;
+ clear DECL_VINDEX for methods turned into functions.
+
+2008-09-04 Nick Clifton <nickc@redhat.com>
+
+ * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+ * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
+ alignment field, if it is supported.
+
+2008-09-04 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/t-mingw32 (SHLIB_LC): Change order of import
+ libraries.
+
+2008-09-03 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (processor_target_table): Do not
+ enable VMX for POWER6.
+
+2008-09-03 Anton Blanchard <anton@samba.org>
+
+ * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
+ emit memory barrier before operation.
+
+2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
+
+ PR testsuite/37325
+ * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
+ default_elf_asm_output_external.
+
+2008-09-03 Jeff Law <law@redhat.com>
+
+ * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
+
+2008-09-03 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
+ memory barrier to below the test-and-set.
+ (alpha_split_lock_test_and_set_12): Likewise.
+
+2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-opt/37243
+
+ * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
+ all_allocnos.
+
+ * ira-color.c (print_loop_title): Use all_allocnos.
+ (color_pass): Ditto. Don't add border_allocnos. Check that
+ subloop allocno in the correspdoning bitmap all_allocnos.
+
+ * ira-emit.c (change_loop): Use all_allocnos.
+
+ * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
+ (ira_create_allocno): Set up all_allocnos bit for the created allocno.
+ (create_cap_allocno): Remove setting mentioned_allocnos.
+ (create_insn_allocnos): Ditto.
+ (remove_unnecessary_allocnos): Use all_allocnos.
+ (check_allocno_creation): Check that allocnos are in the
+ corresponding bitmap all_allocnos.
+
+2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-opt/37243
+
+ * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
+ (process_regs_for_copy): Process subregs. Refine check when cost
+ is taken into account in ira-costs.c.
+ (process_reg_shuffles): Use REG_SUBREG_P.
+ (add_insn_allocno_copies): Ditto. Ignore modes.
+
+ * ira-color.c (conflict_allocno_vec): New.
+ (COST_HOP_DIVISOR): New macro.
+ (update_copy_costs_1): Use it.
+ (update_conflict_hard_regno_costs): New function.
+ (assign_hard_reg): Use it.
+ (ira_color): Allocate and free conflict_allocno_vec.
+
+2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-opt/37296
+
+ * ira-int.h (ira_sort_insn_chain): Remove.
+
+ * ira.c (basic_block_order_nums, chain_insn_order,
+ chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
+ (ira): Don't call ira_sort_insn_chain.
+
+ * reload1.c (reload): Don't call ira_sort_insn_chain.
+
+2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR middle-end/37293
+ * cgraphunit.c (update_call_expr): Remove eh regions from statements
+ which become non throw.
+ (cgraph_function_versioning): Also clear DECL_WEAK. Call
+ update_call_expr after updating the flags on the decl.
+
+2008-09-03 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/37315
+ * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
+ * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
+ (cgraph_analyze_functions): Use node->analyzed
+ (cgraph_mark_functions_to_output): Likewise.
+ (cgraph_expand_function): All functions can be released after
+ expanding.
+ (cgraph_optimize): Use gimple_has_body_p.
+ * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
+ (cgraph_decide_inlining_incrementally): Likewise.
+ (inline_transform): Inline transform.
+ * tree-inline.c (initialize_cfun): Do now shallow copy structure;
+ copy fields needed.
+ (inlinable_function_p): Drop gimple_body check.
+ (expand_call_inline): Use gimple_has_body_p.
+ * gimple.c (gimple_has_body_p): New.
+ * gimple.h (gimple_has_body_p): Add prototype.
+ * tree-cfg.c (execute_build_cfg): Remove gimple_body.
+ (dump_function_to_file): Use gimple_has_body_p check.
+
+2008-09-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/37346
+ * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
+ substatements.
+ * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
+
+2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ From Michael Frysinger <michael.frysinger@analog.com>
+ * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
+ bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
+ for bf538.
+
+2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
+
+ Add picoChip port.
+ * doc/extend.texi: Document picoChip builtin functions.
+ * doc/invoke.texi: Document picoChip options.
+ * doc/contrib.texi: Add picoChip contribution.
+ * doc/md.texi: Document picoChip constraints.
+ * config.gcc: Add picochip-*-*.
+ * config/picochip/: Add new port.
+
+2008-09-03 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37328
+ * tree-sra.c (sra_build_assignment): Gimplify properly.
+ (generate_copy_inout): Take the correct stmt as definition,
+ remove bogus assert.
+
+2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
+ attributes.
+
+ From Michael Frysinger <michael.frysinger@analog.com>
+ * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
+
+2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
+
+ * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
+ (__gthread_setspecific): Revert 2008-08-31 change to
+ __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
+
+2008-09-02 Aldy Hernandez <aldyh@redhat.com>
+
+ * diagnostic.c (error_at): New.
+ * toplev.h (error_at): New prototype.
+ * c-typeck.c (build_array_ref): Call error_at instead of error.
+ Pass location to pedwarn.
+
+2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
+
+ * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
+
+2008-09-02 Jakub Jelinek <jakub@redhat.com>
+
+ * dwarf2out.c (tree_add_const_value_attribute): Only handle
+ VAR_DECL and CONST_DECL.
+
+2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
+ Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
+ (setup_incoming_varargs_64): Assume cum != NULL. Set/check
+ ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
+ ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
+ Don't set ix86_save_varrargs_registers.
+ (ix86_setup_incoming_varargs): Assume cum != NULL.
+ (ix86_va_start): Check ix86_varargs_gpr_size and
+ ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
+ cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
+ from frame pointer if ix86_varargs_gpr_size == 0.
+ (ix86_compute_frame_layout): Updated.
+ * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
+ (ix86_varargs_gpr_size): Define.
+ (ix86_varargs_fpr_size): Likewise.
+ (machine_function): Remove save_varrargs_registers.
+ Add varargs_gpr_size and varargs_fpr_size.
+
+2008-09-02 Jakub Jelinek <jakub@redhat.com>
+
+ * config/alpha/alpha.c (va_list_skip_additions,
+ alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
+ (alpha_gimplify_va_arg): Call unshare_expr on second use of
+ offset_field.
+
+ PR tree-optimization/36766
+ * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
+ for already removed basic blocks.
+
+ PR target/36332
+ * real.c (real_maxval): Clear a lower bit to make real_maxval
+ match get_max_float for IBM long double format.
+
+2008-09-02 Andreas Schwab <schwab@suse.de>
+
+ * configure.ac: Use m4_quote to quote the expansion of m4_do.
+ * configure: Regenerate.
+
+2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
+ SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
+ checking for a non-VOID CONSTANT_P.
+
+2008-09-02 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
+ * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
+ sdiv_pow2_cheap
+
+2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
+
+ * expr.c (emit_group_store): Don't assert stack temp mode size.
+
+2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
+ Tobias Grosser <grosser@fim.uni-passau.de>
+ Jan Sjodin <jan.sjodin@amd.com>
+ Harsha Jagasia <harsha.jagasia@amd.com>
+ Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
+ Konrad Trifunovic <konrad.trifunovic@inria.fr>
+ Adrien Eliche <aeliche@isty.uvsq.fr>
+
+ Merge from graphite branch.
+ * graphite.c: New.
+ * graphite.h: New.
+ * tree-loop-linear.c (perfect_loop_nest_depth): Export.
+ * doc/invoke.texi (-floop-block, -floop-interchange,
+ -floop-strip-mine): Document new flags.
+ * tree-into-ssa.c (gimple_vec): Moved...
+ * tree-loop-distribution.c (rdg_component): Moved...
+ * cfgloopmanip.c: Include tree-flow.h.
+ (update_dominators_in_loop): New.
+ (create_empty_if_region_on_edge): New.
+ (create_empty_loop_on_edge): New.
+ (loopify): Use update_dominators_in_loop.
+ * tree-pass.h (pass_graphite_transforms): Declared.
+ * configure: Regenerate.
+ * tree-phinodes.c (make_phi_node): Export.
+ (add_phi_node_to_bb): New, split from create_phi_node.
+ * tree-chrec.c (for_each_scev_op): New.
+ * tree-chrec.h (for_each_scev_op): Declared.
+ * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
+ (remove_statement): Call get_phi_with_result.
+ * config.in (HAVE_cloog): Undef.
+ * gdbinit.in (pgg): New.
+ * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
+ * tree-ssa-loop.c (graphite_transforms): New.
+ (gate_graphite_transforms): New.
+ (pass_graphite_transforms): New.
+ * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
+ HAVE_cloog): Defined.
+ * tree-vectorizer.c (rename_variables_in_bb): Export.
+ * tree-data-ref.c (dr_may_alias_p): Export.
+ (stmt_simple_memref_p): New.
+ (find_data_references_in_stmt): Export.
+ (find_data_references_in_loop): Export.
+ (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
+ (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
+ (create_rdg_vertices): Export.
+ (build_empty_rdg): New.
+ (build_rdg): Call build_empty_rdg. Free dependence_relations.
+ * tree-data-ref.h (rdg_component): ... here.
+ (scop_p): New.
+ (struct data_reference): Add a field scop.
+ (DR_SCOP): New.
+ (find_data_references_in_loop): Declared.
+ (find_data_references_in_stmt): Declared.
+ (create_rdg_vertices): Declared.
+ (dr_may_alias_p): Declared.
+ (stmt_simple_memref_p): Declared.
+ (struct rdg_edge): Add a field ddr_p relation.
+ (build_empty_rdg): Declared.
+ * lambda.h (lambda_matrix): Declare a VEC of.
+ (find_induction_var_from_exit_cond): Declared.
+ (lambda_vector_compare): New.
+ * common.opt (fgraphite, floop-strip-mine,
+ floop-interchange, floop-block): New flags.
+ * lambda-code.c (find_induction_var_from_exit_cond): Export.
+ * cfgloop.c (is_loop_exit): New.
+ * cfgloop.h (is_loop_exit): Declared.
+ (create_empty_if_region_on_edge): Declared.
+ (create_empty_loop_on_edge): Declared.
+ * tree-flow.h (add_phi_node_to_bb): Declared.
+ (make_phi_node): Declared.
+ (rename_variables_in_bb): Declared.
+ (perfect_loop_nest_depth): Declared.
+ (graphite_transform_loops): Declared.
+ * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
+ (graphite.o-warn): Add -Wno-error.
+ (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
+ (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
+ (INCLUDES): Add PPLINC, CLOOGINC.
+ (OBJS-common): Add graphite.o.
+ (graphite.o): Add rule.
+ * gimple.h (gimple_vec): ... here.
+ * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
+ * passes.c (init_optimization_passes): Schedule
+ pass_graphite_transforms.
+
+2008-09-02 Samuel Tardieu <sam@rfc1149.net>
+
+ PR target/37283
+ * opts.c (decode_options): Move processing of -fno-unit-at-a-time
+ and -fno-toplevel-reorder after handle_options.
+
+2008-09-02 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_tune_cortex_a9): Define.
+ (arm_override_options): Set arm_tune_cortex_a9.
+ (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
+ (arm_issue_rate): Handle cortexa9.
+ * config/arm/arm.h (arm_tune_cortex_a9): Declare.
+ * config/arm/arm-cores.def: Add cortex-a9.
+ * config/arm/arm-tune.md: Regenerate.
+ * config/arm/arm.md: Include cortex-a9.md.
+ (generic_sched, generic_vfp): Add cortexa9.
+ * config/arm/cortex-a9.md: New file.
+
+2008-09-02 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37327
+ * tree-vrp.c (register_new_assert_for): Make sure to not have
+ TREE_OVERFLOW set on the bound.
+
+2008-09-02 Alexander Monakov <amonakov@ispras.ru>
+
+ Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
+
+ * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
+ * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
+ spec_info->mask.
+
+2008-09-02 Victor Kaplansky <victork@il.ibm.com>
+
+ * gcc/config/spu/spu.md (divdf3): Removed.
+
+2008-09-02 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/37095
+ * cgraph.c (cgraph_node): When creating new cgraph node after
+ assembler_name_hash has been populated, record it in the hash
+ table.
+
+2008-09-01 Paul Brook <paul@codesourcery.com>
+
+ * doc/invoke.texi: Document -mword-relocations.
+ * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
+ * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
+ * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
+ * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
+ (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
+ (arm_emit_movpair): New function.
+ (arm_print_operand <c>): Handle sybolic addresses.
+ * config/arm/arm.h (TARGET_USE_MOVT): Define.
+ (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
+ * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
+ * config/arm/arm.opt: Add -mword-relocations.
+ * config/arm/arm.md (movsi): Use arm_emit_movpair.
+ (arm_movt, arm_movw): New.
+
+2008-09-01 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
+ Allow Interworking on ARMv4 EABI based targets.
+ * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
+ (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
+
+2008-09-01 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
+ optimized LT0 test. Remove optimization for GT.
+
+2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa64-hpux.h (LIB_SPEC): Link against librt when building static
+ openmp applications.
+ * pa-hpux11.h (LIB_SPEC): Likewise.
+
+ * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
+ is defined.
+
+2008-09-01 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
+ present, use only counts; when guessed use only frequencies.
+ (estimate_bb_frequencies): Use function_frequency.
+ * profile.c (compute_branch_probabilities): Exit early when
+ profile reading failed. Set profile_status.
+ (branch_prob): Do not set profile_status.
+
+2008-09-01 Aldy Hernandez <aldyh@redhat.com>
+
+ * tree.c (protected_set_expr_location): New.
+ * tree.h (protected_set_expr_location): New prototype.
+ * c-tree.h (build_array_ref): Add argument.
+ (parser_build_unary_op): Same.
+ * c-typeck.c (build_indirect_ref): Handle new location argument.
+ (build_array_ref): Same.
+ (parser_build_unary_op): Same.
+ * gimplify.c (gimplify_asm_expr): Set input_location before calling
+ error.
+ * c-omp.c (c_finish_omp_atomic): Pass location when calling
+ build_indirect_ref.
+ * c-common.c (finish_label_address_expr): Handle new location argument.
+ * c-common.h (build_indirect_ref): Add argument.
+ (finish_label_address_expr): Same.
+ * c-parser.c (c_parser_unary_expression): Pass location to build
+ functions.
+ (c_parser_postfix_expression): Same.
+
+2008-09-01 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.md: Include cortex-r4f.md.
+ (attr fpu): Update type list.
+ (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
+ fconstd, fcmps and fcmpd.
+ (attr tune_cortexr4): Define.
+ (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
+ * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
+ fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
+ * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
+ * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
+ * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
+ cortex_a8_vfp_farith: Ditto.
+ * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
+ * config/arm/cortex-r4.md: Use tune_cortexr4.
+ * config/arm/cortex-r4f.md: New file.
+
+2008-09-01 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37305
+ * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
+ the result of constant conversions.
+ (fold_gimple_assign): Likewise.
+
+2008-09-01 Andrey Belevantsev <abel@ispras.ru>
+
+ * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
+ #ifdef ENABLE_CHECKING.
+
+2008-09-01 Andrey Belevantsev <abel@ispras.ru>
+
+ * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
+ * sched-int.h (print_insn, print_pattern, print_value): Declare also
+ when !INSN_SCHEDULING.
+
+2008-09-01 Andreas Schwab <schwab@suse.de>
+
+ * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
+
+2008-09-01 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
+
+2008-09-01 Jan Hubicka <jh@suse.cz>
+
+ * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
+
+ * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
+ Pass speed operand.
+ * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
+ * gimplify.c (gimplify_init_constructor): Add speed operand.
+ * tree-sra.c (decide_block_copy): Likewise.
+ * tree-inline.c (estimate_move_cost): Likewise.
+ * config/alpha/alpha.h (MOVE_RATIO): Update.
+ * config/frv/frv.c (MOVE_RATIO): Update.
+ * config/spu/spu.h (MOVE_RATIO): Update.
+ * config/sparc/sparc.h (MOVE_RATIO): Update.
+ * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
+ * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
+ * config/cris/cris.h (MOVE_RATIO): Update.
+ * config/mn10300/mn10300.h (MOVE_RATIO): Update.
+ * config/arm/arm.h (MOVE_RATIO): Update.
+ * config/pa/pa.md: Update uses of MOVE_RATIO
+ * config/pa/pa.h (MOVE_RATIO): Update.
+ * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
+ CLEAR_RATIO, SET_RATIO): Update.
+ * config/h8300/h8300.h (MOVE_RATIO): Update.
+ * config/v850/v850.h (MOVE_RATIO): Update.
+ * config/bfin/bfin.h (MOVE_RATIO): Update.
+
+2008-08-31 Andrey Belevantsev <abel@ispras.ru>
+ Dmitry Melnik <dm@ispras.ru>
+ Dmitry Zhurikhin <zhur@ispras.ru>
+ Alexander Monakov <amonakov@ispras.ru>
+ Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
+ sel-sched-dump.c, sel-sched-ir.c: New files.
+ * Makefile.in (OBJS-common): Add selective scheduling object files.
+ (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
+ (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
+ (sched-vis.o): Add dependency on $(INSN_ATTR_H).
+ * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
+ * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
+ (make_forwarder_block): Update loop latch if we have redirected
+ the loop latch edge.
+ * cfgloop.c (get_loop_body_in_custom_order): New function.
+ * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
+ (CP_FALLTHRU_PREHEADERS): Likewise.
+ (get_loop_body_in_custom_order): Declare.
+ * cfgloopmanip.c (has_preds_from_loop): New.
+ (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
+ Assert that the preheader edge will be fall thru when it is set.
+ * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
+ fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
+ fsel-sched-substitution, fselective-scheduling): New flags.
+ * cse.c (hash_rtx_cb): New.
+ (hash_rtx): Use it.
+ * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
+ sel_sched_insn_cnt): New counters.
+ * final.c (compute_alignments): Export. Free dominance
+ info after loop_optimizer_finalize.
+ * genattr.c (main): Output maximal_insn_latency prototype.
+ * genautomata.c (output_default_latencies): New.
+ Factor its code from ...
+ (output_internal_insn_latency_func): ... here.
+ (output_internal_maximal_insn_latency_func): New.
+ (output_maximal_insn_latency_func): New.
+ * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
+ (struct hard_reg_set_iterator): New.
+ (hard_reg_set_iter_init, hard_reg_set_iter_set,
+ hard_reg_set_iter_next): New functions.
+ (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
+ * lists.c (remove_free_INSN_LIST_node,
+ remove_free_EXPR_LIST_node): New functions.
+ * loop-init.c (loop_optimizer_init): When
+ LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
+ calling create_preheaders.
+ (loop_optimizer_finalize): Do not verify flow info after reload.
+ * recog.c (validate_replace_rtx_1): New parameter simplify.
+ Default it to true. Update all uses. Factor out simplifying
+ code to ...
+ (simplify_while_replacing): ... this new function.
+ (validate_replace_rtx_part,
+ validate_replace_rtx_part_nosimplify): New.
+ * recog.h (validate_replace_rtx_part,
+ validate_replace_rtx_part_nosimplify): Declare.
+ * rtl.c (rtx_equal_p_cb): New.
+ (rtx_equal_p): Use it.
+ * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
+ (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
+ debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
+ * vecprim.h: Add a vector type for unsigned int.
+ * haifa-sched.c: Include vecprim.h and cfgloop.h.
+ (issue_rate, sched_verbose_param, note_list, dfa_state_size,
+ ready_try, cycle_issued_insns, spec_info): Make global.
+ (readyp): Initialize.
+ (dfa_lookahead): New global variable.
+ (old_max_uid, old_last_basic_block): Remove.
+ (h_i_d): Make it a vector.
+ (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
+ through HID macro.
+ (after_recovery, adding_bb_to_current_region_p):
+ New variables to handle correct insertion of the recovery code.
+ (struct ready_list): Move declaration to sched-int.h.
+ (rgn_n_insns): Removed.
+ (rtx_vec_t): Move to sched-int.h.
+ (find_insn_reg_weight): Remove.
+ (find_insn_reg_weight1): Rename to find_insn_reg_weight.
+ (haifa_init_h_i_d, haifa_finish_h_i_d):
+ New functions to initialize / finalize haifa instruction data.
+ (extend_h_i_d, init_h_i_d): Rewrite.
+ (unlink_other_notes): Move logic to add_to_note_list. Handle
+ selective scheduler.
+ (ready_lastpos, ready_element, ready_sort, reemit_notes,
+ find_fallthru_edge): Make global, remove static prototypes.
+ (max_issue): Make global. Add privileged_n and state parameters. Use
+ them.
+ (extend_global, extend_all): Removed.
+ (init_before_recovery): Add new param. Fix the handling of the case
+ when we insert a recovery code before the EXIT which has a predecessor
+ with a fallthrough edge to it.
+ (create_recovery_block): Make global. Rename to
+ sched_create_recovery_block. Update.
+ (change_pattern): Rename to sched_change_pattern. Make global.
+ (speculate_insn): Rename to sched_speculate_insn. Make global.
+ Split haifa-specific functionality into ...
+ (haifa_change_pattern): New static function.
+ (sched_extend_bb): New static function.
+ (sched_init_bbs): New function.
+ (current_sched_info): Change type to struct haifa_sched_info.
+ (insn_cost): Adjust for selective scheduling.
+ (dep_cost_1): New function. Move logic from ...
+ (dep_cost): ... here.
+ (dep_cost): Use dep_cost_1.
+ (contributes_to_priority_p): Use sched_deps_info instead of
+ current_sched_info.
+ (priority): Adjust to work with selective scheduling. Process the
+ corner case when all dependencies don't contribute to priority.
+ (rank_for_schedule): Use ds_weak instead of dep_weak.
+ (advance_state): New function. Move logic from ...
+ (advance_one_cycle): ... here.
+ (add_to_note_list, concat_note_lists): New functions.
+ (rm_other_notes): Make static. Adjust for selective scheduling.
+ (remove_notes, restore_other_notes): New functions.
+ (move_insn): Add two arguments. Update assert. Don't call
+ reemit_notes.
+ (choose_ready): Remove lookahead variable, use dfa_lookahead.
+ Remove more_issue, max_points. Move the code to initialize
+ max_lookahead_tries to max_issue.
+ (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
+ ready. Adjust use of move_insn. Call restore_other_notes.
+ (luid): Remove.
+ (sched_init, sched_finish): Move Haifa-specific initialization/
+ finalization to ...
+ (haifa_sched_init, haifa_sched_finish): ... respectively.
+ New functions.
+ (setup_sched_dump): New function.
+ (haifa_init_only_bb): New static function.
+ (haifa_speculate_insn): New static function.
+ (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
+ (extend_ready, extend_all): Remove.
+ (sched_extend_ready_list, sched_finish_ready_list): New functions.
+ (create_check_block_twin, add_to_speculative_block): Use
+ haifa_insns_init instead of extend_global. Update to use new
+ initialization functions. Change parameter. Factor out code from
+ create_check_block_twin to ...
+ (sched_create_recovery_edges) ... this new function.
+ (add_block): Remove.
+ (sched_scan_info): New.
+ (extend_bb): Use sched_scan_info.
+ (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
+ static functions for walking through scheduling region.
+ (sched_luids): New vector variable to replace uid_to_luid.
+ (luids_extend_insn): New function.
+ (sched_max_luid): New variable.
+ (luids_init_insn): New function.
+ (sched_init_luids, sched_finish_luids): New functions.
+ (insn_luid): New debug function.
+ (sched_extend_target): New function.
+ (haifa_init_insn): New static function.
+ (sched_init_only_bb): New hook.
+ (sched_split_block): New hook.
+ (sched_split_block_1): New function.
+ (sched_create_empty_bb): New hook.
+ (sched_create_empty_bb_1): New function.
+ (common_sched_info, ready): New global variables.
+ (current_sched_info_var): Remove.
+ (move_block_after_check): Use common_sched_info.
+ (haifa_luid_for_non_insn): New static function.
+ (init_before_recovery): Use haifa_init_only_bb instead of add_block.
+ (increase_insn_priority): New.
+ * modulo-sched.c (issue_rate): Remove static declaration.
+ (sms_sched_info): Change type to haifa_sched_info.
+ (sms_sched_deps_info, sms_common_sched_info): New variables.
+ (setup_sched_infos): New.
+ (sms_schedule): Initialize them. Call haifa_sched_init/finish.
+ Do not call regstat_free_calls_crossed.
+ (sms_print_insn): Use const_rtx.
+ * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
+ PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
+ PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
+ PARAM_SCHED_MEM_TRUE_DEP_COST): New.
+ * sched-deps.c (sched_deps_info): New. Update all relevant uses of
+ current_sched_info to use it.
+ (enum reg_pending_barrier_mode): Move to sched-int.h.
+ (h_d_i_d): New variable. Initialize to NULL.
+ ({true, output, anti, spec, forward}_dependency_cache): Initialize
+ to NULL.
+ (estimate_dep_weak): Remove static declaration.
+ (sched_has_condition_p): New function. Adjust users of
+ sched_get_condition to use it instead.
+ (conditions_mutex_p): Add arguments indicating which conditions are
+ reversed. Use them.
+ (sched_get_condition_with_rev): Rename from sched_get_condition. Add
+ argument to indicate whether returned condition is reversed. Do not
+ generate new rtx when condition should be reversed; indicate it by
+ setting new argument instead.
+ (add_dependence_list_and_free): Add deps parameter.
+ Update all users. Do not free dependence list when
+ deps context is readonly.
+ (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
+ contexts.
+ (remove_from_dependence_list, remove_from_both_dependence_lists): New.
+ (remove_from_deps): New. Use the above functions.
+ (cur_insn, can_start_lhs_rhs_p): New static variables.
+ (add_or_update_back_dep_1): Initialize present_dep_type.
+ (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
+ haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
+ haifa_note_dep): New functions implementing dependence hooks for
+ the Haifa scheduler.
+ (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
+ note_dep): New functions.
+ (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
+ functions.
+ (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
+ (free_deps): Initialize deps->reg_last.
+ (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
+ sched_analyze_insn): Update to use dependency hooks infrastructure
+ and readonly contexts.
+ (deps_analyze_insn): New function. Move part of logic from ...
+ (sched_analyze): ... here. Also move some logic to ...
+ (deps_start_bb): ... here. New function.
+ (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
+ sel_sched_p.
+ (sched_deps_init): New function. Move code from ...
+ (init_dependency_caches): ... here. Remove.
+ (init_deps_data_vector): New.
+ (sched_deps_finish): New function. Move code from ...
+ (free_dependency_caches): ... here. Remove.
+ (init_deps_global, finish_deps_global): Adjust for use with
+ selective scheduling.
+ (get_dep_weak): Move logic to ...
+ (get_dep_weak_1): New function.
+ (ds_merge): Move logic to ...
+ (ds_merge_1): New static function.
+ (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
+ (ds_get_max_dep_weak): New function.
+ * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
+ (n_insns): Rename to rgn_n_insns.
+ (debug_ebb_dependencies): New function.
+ (init_ready_list): Use it.
+ (begin_schedule_ready): Use sched_init_only_bb.
+ (ebb_print_insn): Indicate when an insn starts a new cycle.
+ (contributes_to_priority, compute_jump_reg_dependencies,
+ add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
+ (add_block1): Remove to ebb_add_block.
+ (ebb_sched_deps_info, ebb_common_sched_info): New variables.
+ (schedule_ebb): Initialize them. Use remove_notes instead of
+ rm_other_notes. Use haifa_local_init/finish.
+ (schedule_ebbs): Use haifa_sched_init/finish.
+ * sched-int.h: Include vecprim.h, remove rtl.h.
+ (struct ready_list): Delete declaration.
+ (sched_verbose_param, enum sched_pass_id_t,
+ bb_vec_t, insn_vec_t, rtx_vec_t): New.
+ (struct sched_scan_info_def): New structure.
+ (sched_scan_info, sched_scan, sched_init_bbs,
+ sched_init_luids, sched_finish_luids, sched_extend_target,
+ haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
+ (struct common_sched_info_def): New.
+ (common_sched_info, haifa_common_sched_info,
+ sched_emulate_haifa_p): Declare.
+ (sel_sched_p): New.
+ (sched_luids): Declare.
+ (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
+ (sched_max_luid, insn_luid): Declare.
+ (note_list, remove_notes, restore_other_notes, bb_note): Declare.
+ (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
+ print_insn, print_pattern, print_value, haifa_classify_insn,
+ sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
+ setup_sched_dump, sched_init, sched_finish,
+ sel_insn_is_speculation_check): Export.
+ (struct ready_list): Move from haifa-sched.c.
+ (ready_try, ready, max_issue): Export.
+ (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
+ sched_init_only_bb, sched_split_block, sched_split_block_1,
+ sched_create_empty_bb, sched_create_empty_bb_1,
+ sched_create_recovery_block, sched_create_recovery_edges): Export.
+ (enum reg_pending_barrier_mode): Export.
+ (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
+ (deps_t): New.
+ (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
+ print_insn field. Move add_block and fix_recovery_cfg to
+ common_sched_info_def. Move compute_jump_reg_dependencies,
+ use_cselib ...
+ (struct sched_deps_info_def): ... this new structure.
+ (sched_deps_info): Declare.
+ (struct spec_info_def): Remove weakness_cutoff, add
+ data_weakness_cutoff and control_weakness_cutoff.
+ (spec_info): Declare.
+ (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
+ dep_count field.
+ (struct haifa_insn_data): Rename to struct _haifa_insn_data.
+ (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
+ (current_sched_info): Change type to struct haifa_sched_info.
+ (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
+ (h_d_i_d): New variable.
+ (HDID): New accessor macro.
+ (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
+ (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
+ and HDID.
+ (IS_SPECULATION_CHECK_P): Update for selective scheduler.
+ (enum SCHED_FLAGS): Update for selective scheduler.
+ (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
+ (init_dependency_caches, free_dependency_caches): Delete declarations.
+ (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
+ estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
+ ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
+ sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
+ haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
+ ds_to_dt): Export.
+ (rm_other_notes): Delete declaration.
+ (schedule_block): Remove one argument.
+ (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
+ ready_element, ready_lastpos, sched_extend_ready_list,
+ sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
+ concat_note_lists): Export.
+ (struct region): Move from sched-rgn.h.
+ (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
+ RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
+ BLOCK_TO_BB, CONTAINING_RGN): Export.
+ (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
+ (current_nr_blocks, current_blocks, target_bb): Likewise.
+ (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
+ sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
+ sched_rgn_local_init, extend_regions,
+ rgn_make_new_region_out_of_new_block, compute_priorities,
+ debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
+ extend_rgns, deps_join rgn_setup_common_sched_info,
+ rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
+ dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
+ (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
+ increase_insn_priority): Likewise.
+ * sched-rgn.c: Include sel-sched.h.
+ (ref_counts): New static variable. Use it ...
+ (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
+ (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
+ (sched_is_disabled_for_current_region_p): Delete static declaration.
+ (struct region): Move to sched-int.h.
+ (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
+ ebb_head): Define and initialize.
+ (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
+ BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
+ BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
+ sched-int.h.
+ (find_single_block_region): Add new argument to indicate that EBB
+ regions should be constructed.
+ (debug_live): Delete declaration.
+ (current_nr_blocks, current_blocks, target_bb):
+ Remove static qualifiers.
+ (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
+ declaration.
+ (init_regions): Delete declaration.
+ (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
+ rgn_estimate_number_of_insns): New.
+ (too_large): Use estimate_number_of_insns.
+ (haifa_find_rgns): New. Move the code from ...
+ (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
+ (free_trg_info): New.
+ (compute_trg_info): Allocate candidate tables here instead of ...
+ (init_ready_list): ... here.
+ (rgn_print_insn): Use const_rtx.
+ (contributes_to_priority, extend_regions): Delete static declaration.
+ (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
+ (add_block1): Rename to rgn_add_block.
+ (debug_rgn_dependencies): Delete static qualifier.
+ (new_ready): Use sched_deps_info. Simplify.
+ (rgn_common_sched_info, rgn_const_sched_deps_info,
+ rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
+ New.
+ (region_sched_info): Rename to rgn_const_sched_info.
+ (deps_join): New, extracted from ...
+ (propagate_deps): ... here.
+ (compute_block_dependences, debug_dependencies): Update for selective
+ scheduling.
+ (free_rgn_deps, compute_priorities): New functions.
+ (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
+ sched_rgn_compute_dependencies): New functions.
+ (schedule_region): Use them.
+ (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
+ rgn_setup_common_sched_info, rgn_setup_sched_infos):
+ New functions.
+ (schedule_insns): Call new functions that were split out.
+ (rgn_make_new_region_out_of_new_block): New.
+ (get_rgn_sched_max_insns_priority): New.
+ (rest_of_handle_sched, rest_of_handle_sched2): Call selective
+ scheduling when appropriate.
+ * sched-vis.c: Include insn-attr.h.
+ (print_value, print_pattern): Make global.
+ (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
+ * target-def.h (TARGET_SCHED_ADJUST_COST_2,
+ TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
+ TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
+ TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
+ TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
+ hooks. Initialize them to 0.
+ (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
+ * target.h (struct gcc_target): Add them. Rename gen_check field to
+ gen_spec_check.
+ * flags.h (sel_sched_switch_set): Declare.
+ * opts.c (sel_sched_switch_set): New variable.
+ (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
+ pipelining is disabled from command line.
+ (common_handle_option): Record whether selective scheduling is
+ requested from command line.
+ * doc/invoke.texi: Document new flags and parameters.
+ * doc/tm.texi: Document new target hooks.
+ * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
+ ia64_gen_check.
+ (dfa_state_size): Do not declare locally.
+ * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
+ * config/rs6000/rs6000.c (rs6000_init_sched_context,
+ rs6000_alloc_sched_context, rs6000_set_sched_context,
+ rs6000_free_sched_context): New functions.
+ (struct _rs6000_sched_context): New.
+ (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
+ scheduling.
+ (rs6000_sched_finish): Do not run for selective scheduling.
+
+2008-08-31 Jan Hubicka <jh@suse.cz>
+
+ * frv.c (frv_rtx_costs): Update forward declaration.
+ * spu.c (spu_rtx_costs): Likewise.
+ * pdp11.c: Include df.h
+ (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
+ * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
+ (m68hc11_rtx_costs_1): Fix call of rtx_cost.
+ * iq2000.c (iq2000_address_cost): Add speed argument.
+ (iq2000_rtx_costs): Likewise.
+ * mn10300.c (mn10300_address_cost_1): Remove speed argument;
+ update call of mn10300_address_cost.
+ * mcore.c: Include df.h
+ (mcore_rtx_costs): Update prototype.
+ * score3.c: Include df.h
+ (score3_rtx_costs): Remove speed argument.
+ * score7.c: Include df.h
+ (score7_address_cost): Remove speed argument.
+ * score-protos.h (score_address_cost): Update prototype.
+ * score.c: Include df.h
+ (score_rtx_costs): Update call of costs functions.
+ * v850.c (v850_rtx_costs): Add bool argument.
+
+2008-08-31 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
+
+2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
+
+ * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
+ * config/i386/gthr-win32.c (__gthread_setspecific): Same.
+
+2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
+
+ * mkmap-flat.awk: Add option pe_dll.
+ * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
+ * config/i386/t-cygwin (SHLIB_LC): Add.
+ * config/i386/t-mingw32 (SHLIB_LC): Add.
+ * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
+ (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
+ (LINK_SPEC): Support libgcc_s.
+ (LIBGCC_SPEC): Support libgcc_s.
+ (LIBGCC_SONAME): New.
+
+2008-08-31 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
+ mistakely had old version of patch.
+
+ * ipa-cp.c (ipcp_need_original_clone_p): Remove.
+ (ipcp_estimate_growth): New.
+ (ipcp_insert_stage): Use ipcp_estimate_growth.
+ * profile.c (branch_prob): When reading failed, do not consider
+ profile as read.
+
+2008-08-31 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
+ loop is optimized for speed.
+
+2008-08-31 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37289
+ * fold-const.c (fold_binary): Retain conversions in folding
+ ~A + 1 to -A.
+
+2008-08-31 Jan Hubicka <jh@suse.cz>
+
+ * postreload-gcse.c (eliminate_partially_redundant_loads):
+ Use optimize_bb_for_size_p.
+ * predict.c (maybe_hot_frequency_p): Make inline.
+ (maybe_hot_count_p): Break out from ...
+ (maybe_hot_bb_p): ... this one.
+ (maybe_hot_edge_p): Simplify.
+ * basic-block.h (probably_cold_bb_p): Remove.
+
+2008-08-31 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/37168
+ * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
+ prototype.
+ * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
+ * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
+ Also split V4SFmode.
+ * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
+ vector float modes.
+
+2008-08-31 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (PROB_VERY_LIKELY): Make small enough so things
+ become cold.
+ * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
+
+2008-08-31 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/37287
+ * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
+ add source coords.
+
+ * dwarf2out.c (native_encode_initializer): Subtract min_index for
+ non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
+
+2008-08-31 Jan Hubicka <jh@suse.cz>
+
+ * sparc.h (BRANCH_COST): Fix macro definition.
+ * avr.c (avr_operand_rtx_cost): Add speed argument.
+ (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
+
+2008-08-31 Richard Guenther <rguenther@suse.de>
+
+ * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
+ types instead of operands. Re-instantiate verifying of
+ binary expression operands.
+
+2008-08-30 Jan Hubicka <jh@suse.cz>
+
+ * fwprop.c (should_replace_address): Add speed attribute.
+ (PR_OPTIMIZE_FOR_SPEED): New flag.
+ (propagate_rtx_1): Use it.
+ (propagate_rtx): Set it.
+ (try_fwprop_subst): Update call of rtx_costs.
+ (forward_propagate_and_simplify): LIkewise.
+ * hooks.c (hook_int_rtx_bool_0): New
+ (hook_bool_rtx_int_int_intp_false): Replace by ...
+ (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
+ * hooks.h (hook_int_rtx_bool_0): New
+ (hook_bool_rtx_int_int_intp_false): Replace by ...
+ (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
+ * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
+ (prepare_cmp_insn): UPdate call of rtx_cost.
+ * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
+ (reload_cse_simplify_operands): Update call of rtx_cost.
+ (reload_cse_move2add): call of rtx_cost.
+ * target.h (struct gcc_target): Update rtx_costs and address_costs.
+ * rtlanal.c (rtx_cost): Add speed argument.
+ (address_cost): Add speed argument
+ (default_address_cost): Likewise.
+ (insn_rtx_cost): Likewise.
+ * cfgloopanal.c (seq_cost): Add speed argument.
+ (target_reg_cost, target_spill_cost): Turn to array.
+ (init_set_costs): Update for speed.
+ (estimate_reg_pressure_cost): Add speed argument.
+ * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
+ * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
+ * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
+ (seq_cost): Add speed argument.
+ (computation_cost): Add speed arugment.
+ (add_cost, multiply_by_const, get_address_cost): add speed argument.
+ (force_expr_to_var_cost): Update for profile info.
+ (force_var_cost): Likewise.
+ (split_address_cost): Likewise.
+ (ptr_difference_cost): Likewise.
+ (difference_cost): Likewise.
+ (get_computation_cost_at): Likewise.
+ (determine_iv_cost): Likewise.
+ (ivopts_global_cost_for_size): Likewise.
+ (rewrite_use_address): Likewise.
+ (tree_ssa_iv_optimize_loop): Initialize speed field.
+ * cse.c (optimize_this_for_speed_p): New static var.
+ (notreg_cost): Update call of rtx_cost.
+ (cse_extended_basic_block): set optimize_this_for_speed_p.
+ * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
+ (noce_try_cmove_arith): Likewise.
+ (noce_try_sign_mask): LIkewise.
+ * expr.c (compress_float_constant): Update rtx_cost calls.
+ * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
+ argument.
+ (addr_to_parts): Likewise.
+ (create_mem_ref): Likewise.
+ * dse.c (find_shift_sequence): Add speed argument.
+ (replace_read): Update call.
+ * calls.c (precompute_register_parameters): Update call of rtx_cost.
+ * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
+ * neg_cost, shift_cost, shiftadd_cost,
+ shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
+ mul_highpart_cost): Increase dimension.
+ (init_expmed): Initialize for both size and speed.
+ (expand_shift): Use profile.
+ (synth_mult): Use profile.
+ (choose_mult_variant): Use profile.
+ (expand_mult): Use profile.
+ (expand_mult_highpart_optab): Use profile.
+ (expand_mult_highpart): Use profile.
+ (expand_smod_pow2): Use profile.
+ (expand_divmod): Use profile.
+ * simplify-rtx.c (simplify_binary_operation_1): Update call of
+ rtx_cost.
+ * loop-invariant.c (create_new_invariant): Use profile.
+ (gain_for_invariant): Add speed parameter.
+ (best_gain_for_invariant): Likewise.
+ (find_invariants_to_move): Likewise.
+ (move_single_loop_invariants): Set it.
+ * target-def.h (TARGET_RTX_COSTS): Use hook.
+ * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
+ (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
+ * output.h (default_address_cost): Update prototype.
+ * combine.c (optimize_this_for_speed_p): New static var.
+ (combine_validate_cost): Update call of rtx_cost.
+ (combine_instructions): Set optimize_this_for_speed_p.
+ (expand_compound_operation): Update call of rtx_cost.
+ (make_extraction):Update call of rtx_cost.
+ (force_to_mode):Update call of rtx_cost.
+ (distribute_and_simplify_rtx):Update call of rtx_cost.
+ * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
+ (estimate_reg_pressure_cost): Update prototype.
+ * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
+ * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
+ Remove.
+ * config/alpha/alpha.c (alpha_rtx_costs): Update.
+ (alpha_rtx_costs): Update.
+ * config/frv/frv.c (frv_rtx_costs): Update.
+ * config/s390/s390.c (s390_rtx_costs): Update.
+ * config/m32c/m32c.c (m32c_memory_move_cost): Update.
+ (m32c_rtx_costs): Update.
+ * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
+ (spu_rtx_costs): Update.
+ * config/sparc/sparc.c (sparc_rtx_costs): Update.
+ * config/m32r/m32r.c (m32r_rtx_costs): Update.
+ * config/i386/i386.c (:ix86_address_cost): Update.
+ (ix86_rtx_costs): Update.
+ * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
+ * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
+ * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
+ * config/crx/crx.c (crx_address_cost): Update.
+ * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
+ * config/stormy16/stormy16.c
+ (xstormy16_address_cost, xstormy16_rtx_costs): Update.
+ * config/m68hc11/m68hc11.c
+ (m68hc11_address_cost, m68hc11_rtx_costs): Update.
+ * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
+ * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
+ Update.
+ * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
+ Update
+ * config/ia64/ia64.c (ia64_rtx_costs): Update.
+ * config/m68k/m68k.c (m68k_rtx_costs): Update.
+ * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
+ * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
+ * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
+ (mcore_rtx_costs): update.
+ * config/score/score3.c (score3_rtx_costs): Update.
+ * config/score/score7.c (score7_rtx_costs): Update.
+ * config/score/score3.h (score3_rtx_costs):Update.
+ * config/score/score7.h (score7_rtx_costs): Update.
+ * config/score/score.c (score_rtx_costs): Update.
+ * config/arm/arm.c (arm_address_cost): Update.
+ (arm_rtx_costs_1): Update.
+ (arm_rtx_costs_1): Update.
+ (arm_size_rtx_costs): Update.
+ (arm_size_rtx_costs): Update.
+ (arm_size_rtx_costs): Update.
+ (arm_xscale_rtx_costs): Update.
+ (arm_thumb_address_cost): Update.
+ * config/pa/pa.c (hppa_address_cost): Update.
+ * config/mips/mips.c (mips_rtx_costs): Update.
+ * config/vax/vax.c (vax_address_cost): Update.
+ * config/h8300/h8300.c (h8300_shift_costs): Update.
+ (h8300_rtx_costs): Update.
+ * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
+ (v850_rtx_costs): Update.
+ * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
+ * config/bfin/bfin.c
+ (bfin_address_cost): Update.
+ (bfin_rtx_costs): Update.
+ * stmt.c (lshift_cheap_p): Update.
+
+2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR middle-end/36444
+ * expmed.c (extract_bit_field_1): Check the mode size to make
+ sure the vector modes have the same size.
+
+2008-08-29 Michael Meissner <gnu@the-meissners.org>
+
+ * dojump.c (top level): Include basic-block.h to declare
+ optimize_insn_for_speed_p
+
+ * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
+
+ * opts.h (CL_SAVE): New option class for marking options that are
+ target specific options usable in the target attribute.
+ (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
+
+ * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
+ can easily find the target specific options that are safe to use
+ in the attribute or pragma.
+
+ * attribs.c (decl_attributes): Change #pragma GCC option to
+ #pragma GCC target, and attribute((option(...))) to
+ attribute((target(...))).
+
+ * doc/extend.texi (target attribute): Change from option
+ attribute. Delete push/pop/reset.
+ (#pragma GCC target): Change from #pragma GCC option. Delete
+ push/pop/reset.
+ (#pragma GCC push_options): Document new pragma.
+ (#pragma GCC pop_options): Document new pragma.
+ (#pragma GCC reset_options): Document new pragma.
+
+ * targhooks.c (default_target_option_valid_attribute_p): Add
+ warning about port not supporting target attributes.
+ (default_target_option_pragma_parse): New function, warn about
+ #pragma GCC target not being supported.
+
+ * targhooks.h (default_target_option_pragma_parse): Add
+ declaration.
+
+ * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
+ TI_CURRENT_OPTION_PRAGMA.
+ (current_target_pragma): Rename from current_option_pragma.
+
+ * target.h (struct target_option): Delete booleans for changing
+ the optimization level on hot/cold functions. Change signature of
+ pragma_parse hook to take a second tree.
+
+ * c-tree.h (c_builtin_function_ext_scope): Add declaration.
+
+ * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
+ that the declaration is done at global scope.
+
+ * langhooks.c (add_builtin_function_common): Move most of the code
+ from add_builtin_function here, calling the hook passed in.
+ (add_builtin_function): Call add_builtin_function_common with
+ standard builtin hook.
+ (add_builtin_function_ext_scope): New function to add builtins to
+ global scope.
+
+ * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
+ hook.
+ (add_builtin_function_ext_scope): Add declaration.
+
+ * c-pragma.c (handle_pragma_target): Rename from
+ handle_pragma_option, #pragma GCC option is now #pragma GCC
+ target. Move warning about port not supporting target options to
+ default pragma parse hook. Remove push/pop/reset from this
+ pragma.
+ (handle_pragma_optimize): Remove push/pop/reset from this pragma.
+ (option_stack): Delete static variable.
+ (optimize_stack): Ditto.
+ (optons_stack): New stack of saved target and optimization
+ options.
+ (handle_pragma_push_options): New function to handle pushing both
+ target and optimization options.
+ (handle_pragma_pop_options): New function to handle popping both
+ target and optimization options.
+ (handle_pragma_reset_options): New function to handle resetting
+ both target and optimization options to their initial state.
+ (init_pragma): Rename handle_pragma_option to
+ handle_pragma_target. Add support for push_options, pop_options,
+ and reset_options pragmas.
+
+ * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
+ default_target_option_pragma_parse.
+ (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
+ default_target_option_valid_attribute_p.
+ (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
+ (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
+ (TARGET_OPTION_HOOKS): Delete the fields for whether to change
+ optimization level on hot/cold functions.
+
+ * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
+ if the caller and callee have different optimization levels.
+
+ * c-common.c (handle_target_attribute): Rename from
+ handle_option_attribute, attribute((option(...))) is now
+ attribute((target(...))). Move warning if the port does not
+ support target attributes to the default hook.
+ (handle_hot_attribute): Delete code to change the optimization
+ level of hot functions.
+ (handle_cold_attribute): Ditto.
+
+ * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
+ argument that is the binary tree options to use if there are no
+ arguments. Call ix86_valid_target_attribute_tree instead of
+ ix86_valid_option_attribute_tree.
+ (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
+ (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
+ ix86_pragma_option_parse.
+
+ * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
+ Rename from ix86_valid_option_attribute_tree.
+
+ * config/i386/i386.c (ix86_add_new_builtins): New function to add
+ new builtins when the ISA changes.
+ (ix86_valid_target_attribute_tree): Rename from
+ ix86_valid_option_attribute_tree. Change callers. If the
+ function specified optimization options, use those as the starting
+ point before setting up the target attributes. If the
+ optimization options were changed in the course of setting the
+ target attributes, record the new optimization options.
+ (ix86_valid_target_attribute_tree_inner_p): Rename from
+ ix86_valid_option_attribute_tree_inner_p. Change callers. Call
+ ix86_add_new_builtins if the ISA changed.
+ (ix86_valid_target_attribute_p): Rename from
+ ix86_valid_option_attribute_p. Change callers.
+ (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
+ __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
+ as delayed builtin functions.
+ (struct builtin_isa): New structure to record builtin functions
+ that should be delayed until the ISA for that function is used.
+ (ix86_builtins_isa): Change from int to struct to track builtin
+ functions we want to declare at some point.
+ (def_builtin): If the front end can delay defining the builtin
+ functions, don't create builtins for ISAs not part of the default
+ options.
+ (def_builtin_const): Ditto.
+ (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
+ __builtin_ia32_pcmov_v2di to be different builtin functions.
+ (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
+ a structure instead of an int.
+ (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
+ ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
+ (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
+ (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
+
+ * config/ia64/ia64.h
+ (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
+ (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
+
+ * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
+ hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
+ (LANG_HOOKS_INITIALIZER): Add
+ LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
+
+2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/37270
+ * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
+ the reload address with the index register for SFmode
+ access with a displacement.
+
+2008-08-30 Jan Hubicka <jh@suse.cz>
+
+ * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
+ * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
+ * dojump.c (do_jump): Likewise.
+ * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
+ (note-if_info): Add BRANCH_COST.
+ (noce_try_store_flag_constants, noce_try_addcc,
+ noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
+ noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
+ find_if_case_2): Use computed branch cost.
+ * expr.h (BRANCH_COST): Update default.
+ * predict.c (predictable_edge_p): New function.
+ * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
+ Update BRANCH_COST call.
+ * basic-block.h (predictable_edge_p): Declare.
+ * config/alpha/alpha.h (BRANCH_COST): Update.
+ * config/frv/frv.h (BRANCH_COST): Update.
+ * config/s390/s390.h (BRANCH_COST): Update.
+ * config/spu/spu.h (BRANCH_COST): Update.
+ * config/sparc/sparc.h (BRANCH_COST): Update.
+ * config/m32r/m32r.h (BRANCH_COST): Update.
+ * config/i386/i386.h (BRANCH_COST): Update.
+ * config/i386/i386.c (ix86_expand_int_movcc): Update use of
+ BRANCH_COST.
+ * config/sh/sh.h (BRANCH_COST): Update.
+ * config/pdp11/pdp11.h (BRANCH_COST): Update.
+ * config/avr/avr.h (BRANCH_COST): Update.
+ * config/crx/crx.h (BRANCH_COST): Update.
+ * config/xtensa/xtensa.h (BRANCH_COST): Update.
+ * config/stormy16/stormy16.h (BRANCH_COST): Update.
+ * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
+ * config/iq2000/iq2000.h (BRANCH_COST): Update.
+ * config/ia64/ia64.h (BRANCH_COST): Update.
+ * config/rs6000/rs6000.h (BRANCH_COST): Update.
+ * config/arc/arc.h (BRANCH_COST): Update.
+ * config/score/score.h (BRANCH_COST): Update.
+ * config/arm/arm.h (BRANCH_COST): Update.
+ * config/pa/pa.h (BRANCH_COST): Update.
+ * config/mips/mips.h (BRANCH_COST): Update.
+ * config/vax/vax.h (BRANCH_COST): Update.
+ * config/h8300/h8300.h (BRANCH_COST): Update.
+ * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
+ * doc/invoke.texi (predictable-branch-cost-outcome): Document.
+ * doc/tm.texi (BRANCH_COST): Update.
+
+2008-08-30 Samuel Tardieu <sam@rfc1149.net>
+
+ PR target/37283
+ * config/arm/arm.c (arm_optimization_options): Set
+ flag_section_anchors to 2 instead of 1 to distinguish it from
+ -fsection-anchors given explicitely on the command line.
+
+2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
+ final insn of a split.
+
+2008-08-30 Jan Hubicka <jh@suse.cz>
+
+ * postreload-gcse.c (gate_handle_gcse2): Disable for functions
+ optimized for speed.
+ * final.c (compute_alignments): Use optimize_bb_for_size_p.
+ * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
+ * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
+ flag_gcse_after_reload_set): New static vars.
+ (common_handle_option): Enable those flags for profile-use.
+ (decode_options): Remove optimize_size flags that are handled
+ on higher granuality.
+ * tree-vectorizer.c (vectorize_loops): Use
+ optimize_loop_nest_for_speed_p.
+ * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
+ * tree-predcom.c (tree_predictive_commoning): Use
+ optimize_loop_for_speed_p.
+ * varasm.c (assemble_start_function): Use
+ optimize_function_for_speed_p.
+ * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
+ * predict.c (optimize_loop_for_speed_p): Fix walk.
+
+2008-08-30 Jan Hubicka <jh@suse.cz>
+
+ * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
+ functions.
+ (cgraph_decide_inlining_of_small_function): Use edge->count to detect
+ profile presence locally.
+
+2008-08-29 Joseph Myers <joseph@codesourcery.com>
+
+ PR bootstrap/37086
+ * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
+ versions before 4.0.
+
+2008-08-29 Jan Hubicka <jh@suse.cz>
+
+ * tree-inline.c (insert_init_stmt): Insert sequence even when
+ not in SSA form.
+
+2008-08-29 Jeff Law <law@redhat.com>
+
+ * mn10300.c (mn10300_secondary_reload_class): We need secondary
+ reloads for AM33-2 if IN is a pseudo with an equivalent memory
+ location and class is an FP register.
+
+2008-08-29 Jan Hubicka <jh@suse.cz>
+
+ * see.c (see_merge_one_def_extension): Silence used uninitialized
+ warning.
+ * matrix-reorg.c (check_allocation_function): Likewise.
+ * config/i386/driver-i386.c (detect_caches_amd): Likewise.
+
+2008-08-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/37261
+ * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
+ compute new & and | in type rather than TREE_TYPE (arg0).
+
+ * dwarf2out.c (fortran_common): Update comment.
+ (gen_variable_die): Swap com_die and var_die variables in Fortran
+ COMMON block handling code.
+
+ * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
+
+ * dwarf2out.c (gen_const_die): New function.
+ (size_of_die, value_format, output_die): Output larger
+ dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
+ (native_encode_initializer): New function.
+ (tree_add_const_value_attribute): Call it.
+ (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
+
+ * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
+ DECL_BY_REFERENCE decls don't pass TREE_READONLY and
+ TREE_THIS_VOLATILE to add_type_attribute.
+
+ * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
+ types.
+ (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
+ types.
+
+ * dwarf2out.c (loc_by_reference): New function.
+ (add_location_or_const_value_attribute): Use it.
+
+ PR fortran/23057
+ * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
+ as DW_TAG_variable children of DW_TAG_common_block rather than
+ DW_TAG_member children. Put DW_AT_external to individual
+ DW_TAG_variable DIEs, not to DW_TAG_common_block.
+
+ * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
+ loc_descriptor_from_tree_1.
+
+ PR fortran/29635
+ PR fortran/23057
+ * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
+ arguments to imported_module_or_decl.
+ (debug_nothing_tree_tree): Removed.
+ (debug_nothing_tree_tree_tree_bool): New prototype.
+ * debug.c (do_nothing_debug_hooks): Adjust.
+ (debug_nothing_tree_tree): Removed.
+ (debug_nothing_tree_tree_tree_bool): New function.
+ * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
+ (gen_variable_die): Put all common vars for the
+ same COMMON block under one DW_TAG_common_block.
+ (declare_in_namespace): Return new context_die, for Fortran
+ return the module DIE instead of adding extra declarations into
+ the namespace.
+ (gen_type_die_with_usage): Adjust declare_in_namespace caller.
+ (gen_namespace_die): If is_fortran (), generate DW_TAG_module
+ instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
+ DW_AT_declaration.
+ (dwarf2out_global_decl): Don't skip Fortran global vars.
+ (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
+ (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
+ If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
+ DW_TAG_imported_declaration as child of previous
+ DW_TAG_imported_module.
+ * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
+ * sdbout.c (sdb_debug_hooks): Likewise.
+ * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
+
+2008-08-29 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
+
+ * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
+ * ipa-cp.c (n_cloning_candidates): New static variable.
+ (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
+ (ipcp_print_all_lattices): Improve debug output.
+ (ipcp_cloning_candidate_p): New function.
+ (ipcp_initialize_node_lattices): Use it.
+ (ipcp_init_stage): Do only analyzis here; prettier debug output.
+ (ipcp_propagate_stage): Prettier debug output.
+ (ipcp_iterate_stage): Initialize latices here; prettier debug output.
+ (ipcp_print_all_structures): Remove.
+ (ipcp_need_redirect_p): Test !n_cloning_candidates.
+ (ipcp_insert_stage): Prettier debug output; call
+ cgraph_remove_unreachable_nodes before propagating.
+ (pass_ipa_cp): Schedule function removal pass.
+ * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
+ debug output.
+ (cgraph_maybe_hot_edge_p): Move to ...
+ * predict.c (cgraph_maybe_hot_edge_p) ... here.
+ * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
+ (common_handle_option): Set them; enable ipa-cp when profiling.
+ * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
+ (ipa_print_all_jump_functions): Likewise.
+ (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
+ (ipa_print_node_params, ipa_print_all_params): New.
+ * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
+ ipa_print_all_param_flags): Remove.
+ (ipa_print_node_params, ipa_print_all_params): New.
+
+2008-08-29 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
+ change from 2008-04-03.
+ * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
+
+2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-opt/37251
+ * ira-color.c (push_allocnos_to_stack): Truncate
+ removed_splay_allocno_vec.
+
+2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-opt/37243
+ * ira-color (ira_fast_allocation): Don't assign hard registers to
+ global allocnos.
+
+2008-08-29 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/37278
+ * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
+ for cold internal loops.
+
+2008-08-29 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (create_variable_info_for): Do not
+ create fields for heap vars or vars with a noalias state.
+ For NO_ALIAS_ANYTHING variables add a self-constraint, not one
+ from ESCAPED.
+
+2008-08-29 Richard Guenther <rguenther@suse.de>
+
+ * common.opt (ftree-store-ccp): Mark as preserved for
+ backward compatibility.
+ * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
+ * tree-pass.h (pass_store_ccp): Remove.
+ * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
+ (first_vdef): Remove declaration.
+ (get_value_loaded_by): Likewise.
+ * tree-ssa-ccp.c (do_store_ccp): Remove.
+ (get_default_value): Simplify as do_store_ccp is always false
+ now. Do not initialize mem_ref.
+ (set_value_varying): Likewise.
+ (canonicalize_float_value): Likewise.
+ (set_lattice_value): Likewise.
+ (likely_value): Likewise.
+ (surely_varying_stmt_p): Likewise.
+ (ccp_initialize): Likewise.
+ (ccp_lattice_meet): Likewise.
+ (ccp_visit_phi_node): Likewise.
+ (ccp_fold): Likewise.
+ (evaluate_stmt): Likewise.
+ (visit_assignment): Likewise.
+ (ccp_visit_stmt): Likewise.
+ (execute_ssa_ccp): Fold into ...
+ (do_ssa_ccp): ... this.
+ (do_ssa_store_ccp): Remove.
+ (gate_store_ccp): Likewise.
+ (pass_store_ccp): Likewise.
+ * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
+ initialize mem_ref.
+ * tree-ssa-propagate.c (first_vdef): Remove.
+ (get_value_loaded_by): Likewise.
+ (replace_vuses_in): Likewise.
+ (substitute_and_fold): Do not call replace_vuses_in.
+ * opts.c (decode_options): Do not set flag_tree_store_ccp.
+
+2008-08-29 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37236
+ * tree-ssa-structalias.c (intra_create_variable_infos): Mark
+ PARAM_NOALIAS tags with is_heapvar.
+ * tree-ssa-operands.c (access_can_touch_variable): Offset
+ based tests do not apply for heapvars. Fix offset test.
+
+2008-08-29 Jan Hubicka <jh@suse.cz>
+
+ * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
+ (-fipa-cp-clone): Enabled by default at -O3.
+ * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
+ make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
+
+2008-08-29 Jan Hubicka <jh@suse.cz>
+
+ * tree.c (build_function_type_skip_args,
+ build_function_decl_skip_args): New functions.
+ * tree.h (build_function_type_skip_args,
+ build_function_decl_skip_args): Declare.
+ * gimple.c (giple_copy_call_skip_args): New function.
+ (giple_copy_call_skip_args): Declare.
+
+ * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
+ * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
+ (ipcp_node_modifiable_p): ... this one; use
+ tree_versionable_function_p.
+ (ipcp_create_replace_map): Improve debug output.
+ (ipcp_need_redirect_p): Return false when not clonning.
+ (ipcp_update_callgraph): Skip args.
+ (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
+ skip args.
+ * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
+ (save_inline_function_body): Update call of tree_function_versioning.
+ * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
+ * tree-inline.c (copy_arguments_for_versioning): Add skip_args
+ argument.
+ (tree_function_versioning): Likewise.
+ * tree-inline.h (tree_function_versioning): Update prototype.
+
+2008-08-29 Jan Hubicka <jh@suse.cz>
+
+ * loop-unswitch.c (unswitch_single_loop): Use
+ optimize_loop_for_speed_p.
+ * tree-ssa-threadupdate.c (mark_threaded_blocks):
+ Use optimize_function_for_size_p.
+ * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
+ * postreload-gcse.c (eliminate_partially_redundant_load):
+ Use optimize_bb_for_size_p.
+ * value-prof.c (gimple_divmod_fixed_value_transform,
+ gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
+ gimple_stringops_transform): Use optimize_bb_for_size_p.
+ * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
+ * final.c (compute_alignments): Use optimize_function_for_size_p.
+ * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
+ (fold_builtin_strcpy, fold_builtin_fputs): Use
+ optimize_function_for_size_p.
+ * fold-const.c (tree_swap_operands_p): Use
+ optimize_function_for_size_p.
+ * recog.c (relax_delay_slots): Likewise.
+ * tree-ssa-math-opts.c (replace_reciprocal):
+ Use optimize_bb_for_speed_p.
+ (execute_cse_reciprocals): Use optimize_bb_for_size_p.
+ * ipa-inline.c (cgraph_decide_recursive_inlining): Use
+ optimize_function_for_size_p.
+ (cgraph_decide_inlining_of_small_function): Use
+ optimize_function_for_size_p.
+ * global.c (find_reg): Use optimize_function_for_size_p.
+ * opts.c (decode_options): Do not clear flag_tree_ch,
+ flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
+ flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
+ work it out from profile.
+ * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
+ optimize_loop_for_speed_p.
+ * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
+ Constify argument.
+ (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
+ * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
+ * tree-eh.c (decide_copy_try_finally): Use
+ optimize_function_for_size_p.
+ * local-alloc.c (block_alloc): Pass BB pointer.
+ (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
+ * gcse.c (gcse_main): Use optimize_function_for_size_p.
+ * loop-unroll.c (decide_unrolling_and_peeling):
+ Use optimize_loop_for_size_p.
+ (decide_peel_completely): Likewise.
+ * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
+ optimize_loop_for_size_p.
+ (vect_enhance_data_refs_alignment): Likewise.
+ * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
+ (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
+ Update call.
+ * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
+ (try_crossjump_bb): Use optimize_bb_for_size_p.
+ * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
+ optimize_loop_for_speed_p.
+ * bb-reorder.c (find_traces_1_round): Likewise.
+ (copy_bb): Use optimize_bb_for_speed_p.
+ (duplicate_computed_gotos): Likewise.
+ * basic-block.h (optimize_loop_nest_for_size_p,
+ optimize_loop_nest_for_speed_p): New.
+ * stmt.c (expand_case): Use optimize_insn_for_size_p.
+
+2008-08-29 Tristan Gingold <gingold@adacore.com>
+
+ * gcov.c (main): Call expandargv.
+
+2008-08-29 Jan Hubicka <jh@suse.cz>
+
+ * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
+ is not cold.
+ * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
+ Constify arguments.
+ (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
+ * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
+ Constify.
+ (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
+
+2008-08-29 Jan Hubicka <jh@suse.cz>
+
+ * tree-pass.h (pass_strip_predict_hints): Declare.
+ * predict.c (strip_builtin_expect): Rename to ...
+ (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
+ (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
+ (tree_estimate_probability): Do not strip builtin_expect.
+ (pass_strip_predict_hints): New pass.
+ * tree-inline.c (expand_call_inline): When inlining cold function,
+ predict it as unlikely.
+ * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
+
+2008-08-29 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37207
+ * tree-vrp.c (extract_range_from_binary_expr): Also try
+ to constant fold if only one of the operands is a constant.
+
+2008-08-29 Nick Clifton <nickc@redhat.com>
+
+ * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
+ the same way as SYMBOL_REFs.
+
+2008-08-28 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
+
+2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.h (ISA_HAS_BBIT): New macro.
+ * config/mips/mips.md (branch_likely): Remove const. Fix
+ comment formatting.
+ (define_delay for type "branch"): Change to only apply for branch
+ with likely variant.
+ (define_delay for type "branch" and "branch_likely" no). New delay
+ definition.
+ (equality_op): New code iterator.
+ (bbv, bbinv): New code attributes.
+ (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
+ patterns.
+
+2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+ Andrew Pinski <pinskia@gcc.gnu.org>
+
+ PR 18050
+ * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
+
+2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
+
+ * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
+ rule that a symbolic constant must be defined and >= 0 for the
+ corresponding facility to be present at compile-time.
+ * gthr-posix.c: Likewise.
+
+2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
+ * config/mips/mips.md (D): New mode attribute.
+ (mulsi3, muldi3): Merge it into ...
+ (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
+ (muldi3_mul3): New pattern.
+ (mulsi3_mult3): Rename to mulsi3_mul3.
+
+2008-08-28 Jan Hubicka <jh@suse.cz>
+
+ * expmed.c (store_bit_field_1): Be prepared for movstrict expander
+ to fail.
+ * predict.c (always_optimize_for_size_p): Rename to ...
+ (optimize_function_for_size): ... this one; make extern.
+ (optimize_function_for_speed_p): New.
+ (optimize_bb_for_size_p, optimize_bb_for_size_p,
+ optimize_edge_for_size_p,optimize_edge_for_size_p,
+ optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
+ * basic-block.h (optimize_function_for_size_p,
+ optimize_function_for_speed_p): Declare.
+ * i386.md (optimize_size checks): Replace them by appropriate
+ predicate.
+ (standard_80387_constant_p, ix86_compute_frame_layout,
+ ix86_expand_epilogue, ix86_decompose_address,
+ print_operand, emit_i387_cw_initialization,
+ inline_memory_move_cost, ix86_pad_returns,
+ ix86_reorg): Replace optimize_size checks.
+
+2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * rtl.h (simplify_subreg_regno): Declare.
+ * rtlanal.c (simplify_subreg_regno): New function, split out from...
+ * simplify-rtx.c (simplify_subreg): ...here.
+ * reload.c (find_reloads): Use simplify_subreg_regno instead of
+ subreg_offset_representable_p.
+
+2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR c/30949
+ * c-typeck.c (convert_for_assignment): Give a note describing what
+ was passed and what was expected.
+
+2008-08-28 Joey Ye <joey.ye@intel.com>
+
+ * doc/extend.texi: Document AVX built-in functions.
+ * doc/invoke.texi: Document -mavx.
+
+2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
+ Joey Ye <joey.ye@intel.com>
+ Xuepeng Guo <xuepeng.guo@intel.com>
+
+ * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
+
+ * config/i386/cpuid.h (bit_FMA): New.
+ (bit_XSAVE): Likewise.
+ (bit_OSXSAVE): Likewise.
+ (bit_AVX): Likewise.
+
+ * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
+ define. Use ASM_OUTPUT_AVX_PREFIX.
+
+ * config/i386/gmmintrin.h: New.
+
+ * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
+ (OPTION_MASK_ISA_AVX_SET): New.
+ (OPTION_MASK_ISA_FMA_SET): Likewise.
+ (OPTION_MASK_ISA_AVX_UNSET): Likewise.
+ (OPTION_MASK_ISA_FMA_SET): Likewise.
+ (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
+ (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
+ (pta_flags): Add PTA_AVX and PTA_FMA.
+ (override_options): Handle PTA_AVX and PTA_FMA.
+ (init_cumulative_args): Handle warn_avx.
+ (classify_argument): Return 0 for COImode and OImode. Return
+ 1 and X86_64_AVX_CLASS for 256bit vector types.
+ (examine_argument): Handle X86_64_AVX_CLASS.
+ (construct_container): Likewise.
+ (function_arg_advance_32): Pass OImode and 256bit vector types
+ in AVX register.
+ (function_arg_advance_64): Take a new argument to indicate if a
+ parameter is named. Handle 256bit vector types. Return
+ immediately for unnamed 256bit vector mode parameters.
+ (function_arg_advance): Updated.
+ (function_arg_32): Add comments for TImode. Handle OImode
+ and 256bit vector types.
+ (function_arg_64): Take a new argument to indicate if a
+ parameter is named. Handle 256bit vector types. Return NULL
+ for unnamed 256bit vector mode parameters.
+ (function_arg): Updated.
+ (setup_incoming_varargs_64): Support
+ AVX encoding for *sse_prologue_save_insn.
+ (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
+ (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
+ enabled. For all 1s in 256bit vector modes, return 3 if AVX is
+ enabled, otherwise return -3.
+ (standard_sse_constant_opcode): Handle AVX and 256bit vector
+ modes.
+ (print_reg): Support AVX registers. Handle 'x' and 't'.
+ Handle 'd' to duplicate the operand.
+ (print_operand): Likewise. Also support AVX vector compare
+ instructions.
+ (output_387_binary_op): Support AVX.
+ (output_fp_compare): Likewise.
+ (ix86_expand_vector_move_misalign): Likewise.
+ (ix86_attr_length_vex_default): New.
+ (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
+ IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
+ IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
+ IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
+ IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
+ IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
+ IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
+ IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
+ IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
+ IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
+ IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
+ IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
+ IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
+ IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
+ IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
+ IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
+ IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
+ IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
+ IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
+ IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
+ IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
+ IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
+ IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
+ IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
+ IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
+ IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
+ IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
+ IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
+ IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
+ IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
+ IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
+ IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
+ IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
+ IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
+ IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
+ IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
+ IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
+ IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
+ IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
+ IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
+ IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
+ IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
+ IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
+ IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
+ IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
+ IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
+ IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
+ IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
+ IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
+ IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
+ IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
+ IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
+ IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
+ IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
+ IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
+ IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
+ IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
+ IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
+ IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
+ IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
+ IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
+ IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
+ IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
+ IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
+ and IX86_BUILTIN_MOVMSKPS256,
+ (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
+ V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
+ V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
+ V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
+ V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
+ VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
+ VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
+ VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
+ (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
+ INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
+ INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
+ INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
+ V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
+ V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
+ V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
+ V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
+ V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
+ V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
+ V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
+ V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
+ V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
+ V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
+ V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
+ V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
+ V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
+ V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
+ (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
+ IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
+ IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
+ IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
+ IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
+ IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
+ IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
+ IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
+ IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
+ IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
+ IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
+ IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
+ (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
+ IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
+ IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
+ IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
+ IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
+ IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
+ IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
+ IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
+ IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
+ IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
+ IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
+ IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
+ IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
+ IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
+ IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
+ IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
+ IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
+ IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
+ IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
+ IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
+ IX86_BUILTIN_CMPPS,
+ IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
+ IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
+ IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
+ IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
+ IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
+ IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
+ IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
+ IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
+ IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
+ IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
+ IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
+ IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
+ IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
+ IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
+ IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
+ IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
+ IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
+ IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
+ IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
+ IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
+ IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
+ IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
+ IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
+ IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
+ IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
+ IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
+ IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
+ IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
+ IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
+ IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
+ IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
+ IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
+ IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
+ IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
+ IX86_BUILTIN_MOVMSKPS256.
+ (ix86_init_mmx_sse_builtins): Support AVX builtins.
+ (ix86_expand_args_builtin): Likewise.
+ (ix86_expand_special_args_builtin): Likewise.
+ (ix86_hard_regno_mode_ok): Handle AVX modes.
+ (ix86_expand_vector_init_duplicate): Likewise.
+ (ix86_expand_vector_init_one_nonzero): Likewise.
+ (ix86_expand_vector_init_one_var): Likewise.
+ (ix86_expand_vector_init_concat): Likewise.
+ (ix86_expand_vector_init_general): Likewise.
+ (ix86_expand_vector_set): Likewise.
+ (ix86_vector_mode_supported_p): Likewise.
+ (x86_extended_reg_mentioned_p): Check INSN_P before using
+ PATTERN.
+
+ * config/i386/i386-c.c (ix86_target_macros_internal): Handle
+ OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
+
+ * config/i386/i386.h (TARGET_AVX): New.
+ (TARGET_FMA): Likewise.
+ (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
+ (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
+ (VALID_AVX256_REG_MODE): New.
+ (AVX256_VEC_FLOAT_MODE_P): Likewise.
+ (AVX_FLOAT_MODE_P): Likewise.
+ (AVX128_VEC_FLOAT_MODE_P): Likewise.
+ (AVX256_VEC_FLOAT_MODE_P): Likewise.
+ (AVX_VEC_FLOAT_MODE_P): Likewise.
+ (ASM_OUTPUT_AVX_PREFIX): Likewise.
+ (ASM_OUTPUT_OPCODE): Likewise.
+ (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
+ support.
+ (SSE_REG_MODE_P): Allow 256bit vector modes.
+ (ix86_args): Add a warn_avx field.
+
+ * config/i386/i386.md (UNSPEC_PCMP): New.
+ (UNSPEC_VPERMIL): Likewise.
+ (UNSPEC_VPERMIL2): Likewise.
+ (UNSPEC_VPERMIL2F128): Likewise.
+ (UNSPEC_MASKLOAD): Likewise.
+ (UNSPEC_MASKSTORE): Likewise.
+ (UNSPEC_CAST): Likewise.
+ (UNSPEC_VTESTP): Likewise.
+ (UNSPECV_VZEROALL): Likewise.
+ (UNSPECV_VZEROUPPER): Likewise.
+ (XMM0_REG): Likewise.
+ (XMM1_REG): Likewise.
+ (XMM2_REG): Likewise.
+ (XMM3_REG): Likewise.
+ (XMM4_REG): Likewise.
+ (XMM5_REG): Likewise.
+ (XMM6_REG): Likewise.
+ (XMM8_REG): Likewise.
+ (XMM9_REG): Likewise.
+ (XMM10_REG): Likewise.
+ (XMM11_REG): Likewise.
+ (XMM12_REG): Likewise.
+ (XMM13_REG): Likewise.
+ (XMM14_REG): Likewise.
+ (XMM15_REG): Likewise.
+ (prefix): Likewise.
+ (prefix_vex_imm8): Likewise.
+ (prefix_vex_w): Likewise.
+ (length_vex): Likewise.
+ (maxmin): Likewise.
+ (movoi): Likewise.
+ (*avx_ashlti3): Likewise.
+ (*avx_lshrti3): Likewise.
+ (*avx_setcc<mode>): Likewise.
+ (*fop_<mode>_comm_mixed_avx): Likewise.
+ (*fop_<mode>_comm_avx): Likewise.
+ (*fop_<mode>_1_mixed_avx): Likewise.
+ (*fop_<mode>_1_avx): Likewise.
+ (*avx_<code><mode>3): Likewise.
+ (*avx_ieee_smin<mode>3): Likewise.
+ (*avx_ieee_smax<mode>3): Likewise.
+ (mode): Add OI, V8SF and V4DF.
+ (length): Support VEX prefix.
+ (*cmpfp_i_mixed): Set prefix attribute.
+ (*cmpfp_i_sse): Likewise.
+ (*cmpfp_iu_mixed): Likewise.
+ (*cmpfp_iu_sse): Likewise.
+ (*movsi_1): Support AVX.
+ (*movdi_2): Likewise.
+ (*movdi_1_rex64): Likewise.
+ (*movti_internal): Likewise.
+ (*movti_rex64): Likewise.
+ (*movsf_1): Likewise.
+ (*movdf_nointeger): Likewise.
+ (*movdf_integer_rex64): Likewise.
+ (*movtf_internal): Likewise.
+ (zero_extendsidi2_32): Likewise.
+ (zero_extendsidi2_rex64): Likewise.
+ (*extendsfdf2_mixed): Likewise.
+ (*extendsfdf2_sse): Likewise.
+ (*truncdfsf_fast_mixed): Likewise.
+ (*truncdfsf_fast_sse): Likewise.
+ (*truncdfsf_mixed): Likewise.
+ (fix_trunc<mode>di_sse): Likewise.
+ (fix_trunc<mode>si_sse): Likewise.
+ (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
+ (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
+ (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
+ (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
+ (*rcpsf2_sse): Likewise.
+ (*rsqrtsf2_sse): Likewise.
+ (*sqrt<mode>2_sse): Likewise.
+ (sse4_1_round<mode>2): Likewise.
+ (*sse_prologue_save_insn): Disallow REX prefix for AVX.
+ Support AVX. Set length attribute properly for AVX.
+
+ * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
+ (VECTOR_MODES (FLOAT, 32)): Likewise.
+ (VECTOR_MODE (INT, DI, 8)): Likewise.
+ (VECTOR_MODE (INT, HI, 32)): Likewise.
+ (VECTOR_MODE (INT, QI, 64)): Likewise.
+ (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
+ (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
+ (VECTOR_MODE (INT, DI, 4)): Removed.
+ (VECTOR_MODE (INT, SI, 8)): Likewise.
+ (VECTOR_MODE (INT, HI, 16)): Likewise.
+ (VECTOR_MODE (INT, QI, 32)): Likewise.
+ (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
+ (INT_MODE (OI, 32)): Likewise.
+
+ * config/i386/i386.opt (mavx): New.
+ (mfma): Likewise.
+
+ * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
+
+ * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
+ (*mov<mode>_internal_avx): New.
+ (*movv2sf_internal_rex64_avx): Likewise.
+ (*movv2sf_internal_avx): Likewise.
+
+ * config/i386/predicates.md (const_4_to_5_operand): New.
+ (const_6_to_7_operand): Likewise.
+ (const_8_to_11_operand): Likewise.
+ (const_12_to_15_operand): Likewise.
+ (avx_comparison_float_operator): Likewise.
+
+ * config/i386/sse.md (AVX256MODEI): New.
+ (AVX256MODE): Likewise.
+ (AVXMODEQI): Likewise.
+ (AVXMODE): Likewise.
+ (AVX256MODEF2P): Likewise.
+ (AVX256MODE2P): Likewise.
+ (AVX256MODE4P): Likewise.
+ (AVX256MODE8P): Likewise.
+ (AVXMODEF2P): Likewise.
+ (AVXMODEF4P): Likewise.
+ (AVXMODEDCVTDQ2PS): Likewise.
+ (AVXMODEDCVTPS2DQ): Likewise.
+ (avxvecmode): Likewise.
+ (avxvecpsmode): Likewise.
+ (avxhalfvecmode): Likewise.
+ (avxscalarmode): Likewise.
+ (avxcvtvecmode): Likewise.
+ (avxpermvecmode): Likewise.
+ (avxmodesuffixf2c): Likewise.
+ (avxmodesuffixp): Likewise.
+ (avxmodesuffixs): Likewise.
+ (avxmodesuffix): Likewise.
+ (vpermilbits): Likewise.
+ (pinsrbits): Likewise.
+ (mov<mode>): Likewise.
+ (*mov<mode>_internal): Likewise.
+ (push<mode>1): Likewise.
+ (movmisalign<mode>): Likewise.
+ (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
+ (avx_movdqu<avxmodesuffix>): Likewise.
+ (avx_lddqu<avxmodesuffix>): Likewise.
+ (<plusminus_insn><mode>3): Likewise.
+ (*avx_<plusminus_insn><mode>3): Likewise.
+ (*avx_vm<plusminus_insn><mode>3): Likewise.
+ (mul<mode>3): Likewise.
+ (*avx_mul<mode>3): Likewise.
+ (*avx_vmmul<mode>3): Likewise.
+ (divv8sf3): Likewise.
+ (divv4df3): Likewise.
+ (avx_div<mode>3): Likewise.
+ (*avx_div<mode>3): Likewise.
+ (*avx_vmdiv<mode>3): Likewise.
+ (avx_rcpv8sf2): Likewise.
+ (*avx_vmrcpv4sf2): Likewise.
+ (sqrtv8sf2): Likewise.
+ (avx_sqrtv8sf2): Likewise.
+ (*avx_vmsqrt<mode>2): Likewise.
+ (rsqrtv8sf2): Likewise.
+ (avx_rsqrtv8sf2): Likewise.
+ (*avx_vmrsqrtv4sf2): Likewise.
+ (<code><mode>3): Likewise.
+ (*avx_<code><mode>3_finite): Likewise.
+ (*avx_<code><mode>3): Likewise.
+ (*avx_vm<code><mode>3): Likewise.
+ (*avx_ieee_smin<mode>3): Likewise.
+ (*avx_ieee_smax<mode>3): Likewise.
+ (avx_addsubv8sf3): Likewise.
+ (avx_addsubv4df3): Likewise.
+ (*avx_addsubv4sf3): Likewise.
+ (*avx_addsubv2df3): Likewise.
+ (avx_h<plusminus_insn>v4df3): Likewise.
+ (avx_h<plusminus_insn>v8sf3): Likewise.
+ (*avx_h<plusminus_insn>v4sf3): Likewise.
+ (*avx_h<plusminus_insn>v2df3): Likewise.
+ (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
+ (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
+ (*avx_maskcmp<mode>3): Likewise.
+ (avx_nand<mode>3): Likewise.
+ (*avx_<code><mode>3): Likewise.
+ (*avx_nand<mode>3): Likewise.
+ (*avx_<code><mode>3): Likewise.
+ (*avx_cvtsi2ss): Likewise.
+ (*avx_cvtsi2ssq): Likewise.
+ (*avx_cvtsi2sd): Likewise.
+ (*avx_cvtsi2sdq): Likewise.
+ (*avx_cvtsd2ss): Likewise.
+ (avx_cvtss2sd): Likewise.
+ (avx_cvtdq2ps<avxmodesuffix>): Likewise.
+ (avx_cvtps2dq<avxmodesuffix>): Likewise.
+ (avx_cvttps2dq<avxmodesuffix>): Likewise.
+ (*avx_cvtsi2sd): Likewise.
+ (*avx_cvtsi2sdq): Likewise.
+ (avx_cvtdq2pd256): Likewise.
+ (avx_cvtpd2dq256): Likewise.
+ (avx_cvttpd2dq256): Likewise.
+ (*avx_cvtsd2ss): Likewise.
+ (*avx_cvtss2sd): Likewise.
+ (avx_cvtpd2ps256): Likewise.
+ (avx_cvtps2pd256): Likewise.
+ (*avx_movhlps): Likewise.
+ (*avx_movlhps): Likewise.
+ (avx_unpckhps256): Likewise.
+ (*avx_unpckhps): Likewise.
+ (avx_unpcklps256): Likewise.
+ (*avx_unpcklps): Likewise.
+ (avx_movshdup256): Likewise.
+ (avx_movsldup256): Likewise.
+ (avx_shufps256): Likewise.
+ (avx_shufps256_1): Likewise.
+ (*avx_shufps_<mode>): Likewise.
+ (*avx_loadhps): Likewise.
+ (*avx_storelps): Likewise.
+ (*avx_loadlps): Likewise.
+ (*avx_movss): Likewise.
+ (*vec_dupv4sf_avx): Likewise.
+ (*vec_concatv2sf_avx): Likewise.
+ (*vec_concatv4sf_avx): Likewise.
+ (*vec_setv4sf_0_avx): Likewise.
+ (*vec_setv4sf_avx): Likewise.
+ (*avx_insertps): Likewise.
+ (avx_vextractf128<mode>): Likewise.
+ (vec_extract_lo_<mode>): Likewise.
+ (vec_extract_hi_<mode>): Likewise.
+ (vec_extract_lo_<mode>): Likewise.
+ (vec_extract_hi_<mode>): Likewise.
+ (vec_extract_lo_v16hi): Likewise.
+ (vec_extract_hi_v16hi): Likewise.
+ (vec_extract_lo_v32qi): Likewise.
+ (vec_extract_hi_v32qi): Likewise.
+ (avx_unpckhpd256): Likewise.
+ (*avx_unpckhpd): Likewise.
+ (avx_movddup256): Likewise.
+ (*avx_movddup): Likewise.
+ (avx_unpcklpd256): Likewise.
+ (*avx_unpcklpd): Likewise.
+ (avx_shufpd256): Likewise.
+ (avx_shufpd256_1): Likewise.
+ (*avx_punpckhqdq): Likewise.
+ (*avx_punpcklqdq): Likewise.
+ (*avx_shufpd_<mode>): Likewise.
+ (*avx_storehpd): Likewise.
+ (*avx_loadhpd): Likewise.
+ (*avx_loadlpd): Likewise.
+ (*avx_movsd): Likewise.
+ (*vec_concatv2df_avx): Likewise.
+ (*avx_<plusminus_insn><mode>3): Likewise.
+ (*avx_<plusminus_insn><mode>3): Likewise.
+ (*avx_mulv8hi3): Likewise.
+ (*avxv8hi3_highpart): Likewise.
+ (*avx_umulv8hi3_highpart): Likewise.
+ (*avx_umulv2siv2di3): Likewise.
+ (*avx_mulv2siv2di3): Likewise.
+ (*avx_pmaddwd): Likewise.
+ (*avx_mulv4si3): Likewise.
+ (*avx_ashr<mode>3): Likewise.
+ (*avx_lshr<mode>3): Likewise.
+ (*avx_ashl<mode>3): Likewise.
+ (*avx_<code><mode>3): Likewise.
+ (*avx_eq<mode>3): Likewise.
+ (*avx_gt<mode>3): Likewise.
+ (*avx_nand<mode>3): Likewise.
+ (*avx_nand<mode>3): Likewise.
+ (*avx_<code><mode>3): Likewise.
+ (*avx_<code><mode>3): Likewise.
+ (*avx_packsswb): Likewise.
+ (*avx_packssdw): Likewise.
+ (*avx_packuswb): Likewise.
+ (*avx_punpckhbw): Likewise.
+ (*avx_punpcklbw): Likewise.
+ (*avx_punpckhwd): Likewise.
+ (*avx_punpcklwd): Likewise.
+ (*avx_punpckhdq): Likewise.
+ (*avx_punpckldq): Likewise.
+ (*avx_pinsr<avxmodesuffixs>): Likewise.
+ (*avx_pinsrq): Likewise.
+ (*avx_loadld): Likewise.
+ (*vec_extractv2di_1_rex64_avx): Likewise.
+ (*vec_extractv2di_1_avx): Likewise.
+ (*vec_dupv2di_avx): Likewise.
+ (*vec_concatv2si_avx): Likewise.
+ (*vec_concatv4si_1_avx): Likewise.
+ (*vec_concatv2di_avx): Likewise.
+ (*vec_concatv2di_rex64_avx): Likewise.
+ (*avx_uavgv16qi3): Likewise.
+ (*avx_uavgv8hi3): Likewise.
+ (*avx_psadbw): Likewise.
+ (avx_movmskp<avxmodesuffixf2c>256): Likewise.
+ (*avx_phaddwv8hi3): Likewise.
+ (*avx_phadddv4si3): Likewise.
+ (*avx_phaddswv8hi3): Likewise.
+ (*avx_phsubwv8hi3): Likewise.
+ (*avx_phsubdv4si3): Likewise.
+ (*avx_phsubswv8hi3): Likewise.
+ (*avx_pmaddubsw128): Likewise.
+ (*avx_pmulhrswv8hi3): Likewise.
+ (*avx_pshufbv16qi3): Likewise.
+ (*avx_psign<mode>3): Likewise.
+ (*avx_palignrti): Likewise.
+ (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
+ (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
+ (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
+ (*avx_mpsadbw): Likewise.
+ (*avx_packusdw): Likewise.
+ (*avx_pblendvb): Likewise.
+ (*avx_pblendw): Likewise.
+ (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
+ (avx_ptest256): Likewise.
+ (avx_roundp<avxmodesuffixf2c>256): Likewise.
+ (*avx_rounds<ssemodesuffixf2c>): Likewise.
+ (*avx_aesenc): Likewise.
+ (*avx_aesenclast): Likewise.
+ (*avx_aesdec): Likewise.
+ (*avx_aesdeclast): Likewise.
+ (avx_vzeroupper): Likewise.
+ (avx_vzeroupper_rex64): Likewise.
+ (avx_vpermil<mode>): Likewise.
+ (avx_vpermilvar<mode>3): Likewise.
+ (avx_vpermil2<mode>3): Likewise.
+ (avx_vperm2f128<mode>3): Likewise.
+ (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
+ (avx_vbroadcastss256): Likewise.
+ (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
+ (avx_vinsertf128<mode>): Likewise.
+ (vec_set_lo_<mode>): Likewise.
+ (vec_set_hi_<mode>): Likewise.
+ (vec_set_lo_<mode>): Likewise.
+ (vec_set_hi_<mode>): Likewise.
+ (vec_set_lo_v16hi): Likewise.
+ (vec_set_hi_v16hi): Likewise.
+ (vec_set_lo_v32qi): Likewise.
+ (vec_set_hi_v32qi): Likewise.
+ (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
+ (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
+ (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
+ (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
+ (vec_init<mode>): Likewise.
+ (*vec_concat<mode>_avx): Likewise.
+ (blendbits): Support V8SF and V4DF.
+ (sse2_movq128): Support AVX.
+ (<sse>_movnt<mode>): Likewise.
+ (sse2_movntv2di): Likewise.
+ (sse_rcpv4sf2): Likewise.
+ (sse_sqrtv4sf2): Likewise.
+ (sse_rsqrtv4sf2): Likewise.
+ (<sse>_comi): Likewise.
+ (<sse>_ucomi): Likewise.
+ (sse_cvtss2si): Likewise.
+ (sse_cvtss2si_2): Likewise.
+ (sse_cvtss2siq): Likewise.
+ (sse_cvtss2siq_2): Likewise.
+ (sse_cvttss2si): Likewise.
+ (sse_cvttss2siq): Likewise.
+ (sse2_cvtsd2si): Likewise.
+ (sse2_cvtsd2si_2): Likewise.
+ (sse2_cvtsd2siq): Likewise.
+ (sse2_cvtsd2siq_2): Likewise.
+ (sse2_cvttsd2si): Likewise.
+ (sse2_cvttsd2siq): Likewise.
+ (sse2_cvtdq2pd): Likewise.
+ (*sse2_cvtpd2dq): Likewise.
+ (*sse2_cvttpd2dq): Likewise.
+ (*sse2_cvtpd2ps): Likewise.
+ (sse2_cvtps2pd): Likewise.
+ (sse3_movshdup): Likewise.
+ (sse3_movsldup): Likewise.
+ (sse_storehps): Likewise.
+ (*sse4_1_extractps): Likewise.
+ (sse2_storelpd): Likewise.
+ (vec_dupv2df_sse3): Likewise.
+ (*vec_concatv2df_sse3): Likewise.
+ (*sse4_1_pextrb): Likewise.
+ (*sse4_1_pextrb_memory): Likewise.
+ (*sse2_pextrw): Likewise.
+ (*sse4_1_pextrw_memory): Likewise.
+ (*sse4_1_pextrd): Likewise.
+ (*sse4_1_pextrq): Likewise.
+ (sse2_pshufd_1): Likewise.
+ (sse2_pshuflw_1): Likewise.
+ (sse2_pshufhw_1): Likewise.
+ (*sse2_storeq_rex64): Likewise.
+ (*vec_dupv4si): Likewise.
+ (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
+ (sse2_pmovmskb): Likewise.
+ (*sse2_maskmovdqu): Likewise.
+ (*sse2_maskmovdqu_rex64): Likewise.
+ (sse_ldmxcsr): Likewise.
+ (sse_stmxcsr): Likewise.
+ (abs<mode>2): Likewise.
+ (sse4_1_movntdqa): Likewise.
+ (sse4_1_phminposuw): Likewise.
+ (sse4_1_extendv8qiv8hi2): Likewise.
+ (*sse4_1_extendv8qiv8hi2): Likewise.
+ (sse4_1_extendv4qiv4si2): Likewise.
+ (*sse4_1_extendv4qiv4si2): Likewise.
+ (sse4_1_extendv2qiv2di2): Likewise.
+ (*sse4_1_extendv2qiv2di2): Likewise.
+ (sse4_1_extendv4hiv4si2): Likewise.
+ (*sse4_1_extendv4hiv4si2): Likewise.
+ (sse4_1_extendv2hiv2di2): Likewise.
+ (*sse4_1_extendv2hiv2di2): Likewise.
+ (sse4_1_extendv2siv2di2): Likewise.
+ (*sse4_1_extendv2siv2di2): Likewise.
+ (sse4_1_zero_extendv8qiv8hi2): Likewise.
+ (*sse4_1_zero_extendv8qiv8hi2): Likewise.
+ (sse4_1_zero_extendv4qiv4si2): Likewise.
+ (*sse4_1_zero_extendv4qiv4si2): Likewise.
+ (sse4_1_zero_extendv2qiv2di2): Likewise.
+ (*sse4_1_zero_extendv2qiv2di2): Likewise.
+ (sse4_1_zero_extendv4hiv4si2): Likewise.
+ (*sse4_1_zero_extendv4hiv4si2): Likewise.
+ (sse4_1_zero_extendv2hiv2di2): Likewise.
+ (*sse4_1_zero_extendv2hiv2di2): Likewise.
+ (sse4_1_zero_extendv2siv2di2): Likewise.
+ (*sse4_1_zero_extendv2siv2di2): Likewise.
+ (sse4_1_ptest): Likewise.
+ (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
+ (sse4_2_pcmpestri): Likewise.
+ (sse4_2_pcmpestrm): Likewise.
+ (sse4_2_pcmpistri): Likewise.
+ (sse4_2_pcmpistrm): Likewise.
+ (aesimc): Likewise.
+ (aeskeygenassist): Likewise.
+
+2008-08-28 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/predicates.md (vzeroall_operation): New.
+
+ * config/i386/sse.md (avx_vzeroall): New.
+ (*avx_vzeroall): Likewise.
+
+2008-08-28 Paul Brook <paul@codesourcery.com>
+ Mark Shinwell <shinwell@codesourcery.com>
+ Richard Earnshaw <richard.earnshaw@arm.com>
+
+ * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
+ (TARGET_MIN_ANCHOR_OFFSET): New.
+ (arm_override_options): Set correct anchor ranges for Thumb-1
+ and Thumb-2 if required.
+ (legitimize_pic_address): Handle case involving a TLS symbol
+ reference with an addend.
+ (arm_optimization_options): Enable section anchors at -O1 and
+ above.
+ * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
+ * config/arm/arm-protos.h (arm_optimization_options): New.
+
+2008-08-28 Nick Clifton <nickc@redhat.com>
+
+ * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
+ * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
+ attribute.
+
+ * config/v850/v850.h (IRA_COVER_CLASSES): Define.
+ * config/v850/v850.md (return): Remove frame size restriction.
+
+ * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
+
+ * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
+
+ * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
+
+ * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
+
+2008-08-28 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/vfp11.md: Update license notice.
+ * config/arm/cortex-r4.md: Ditto.
+
+2008-08-28 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37207
+ * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
+ tuplification bug.
+
+2008-08-28 Dodji Seketeli <dodji@redhat.com>
+
+ PR c++/36741
+ * tree.c (int_fits_type_p): Don't forget unsigned integers
+ of type sizetype which higher end word equals -1.
+
+2008-08-28 Ira Rosen <irar@il.ibm.com>
+
+ * target.h (struct vectorize): Add new target builtin.
+ * tree-vectorizer.c (destroy_loop_vec_info): Call
+ vect_free_slp_instance instead of vect_free_slp_node.
+ * tree-vectorizer.h (enum slp_load_perm_type): New.
+ (struct _slp_instance): Add new fields.
+ (SLP_INSTANCE_LOAD_PERMUTATION): New.
+ (SLP_INSTANCE_LOADS): New.
+ (vect_free_slp_tree): Remove.
+ (vect_free_slp_instance): Declare.
+ (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
+ (vectorizable_load): Add argument.
+ (vect_transform_slp_perm_load): New.
+ * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
+ vectorizable_load.
+ (vect_get_place_in_interleaving_chain): New function.
+ (vect_free_slp_tree): Make static.
+ (vect_free_slp_instance): New function.
+ (vect_build_slp_tree): Add new arguments. Allow load permutations and
+ collect the load location in the interleaving chain.
+ (vect_supported_slp_permutation_p): New function.
+ (vect_supported_load_permutation_p): Likewise.
+ (vect_analyze_slp_instance): In case of loads permutation, call
+ vect_supported_load_permutation_p to check that the permutation is
+ supported.
+ * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
+ * tree-vect-transform.c (vect_transform_stmt): Add new argument.
+ (vect_create_mask_and_perm): New function.
+ (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
+ (vectorizable_load): Add an argument. Don't keep the created vectors
+ statements in the node if permutation is required. Call
+ vect_transform_slp_perm_load to generate the permutation.
+ (vect_transform_stmt): Add new argument. Call vectorizable_load with
+ additional argument.
+ (vect_schedule_slp_instance): In case of loads permutation, allocate
+ vectorized statements structure for all the related SLP nodes. Call
+ vect_transform_stmt with addditional argument.
+ (vect_transform_loop): Call vect_transform_stmt with correct arguments.
+ * config/spu/spu.c (spu_builtin_vec_perm): New.
+ (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
+ * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
+ * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
+ (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
+
+2008-08-28 Chris Fairles <chris.fairles@gmail.com>
+
+ * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
+ __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
+ __gthread_cond_signal, __gthread_cond_timedwait,
+ __gthread_cond_timedwait_recursive): New functions.
+ * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
+ Likewise.
+ * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
+ thread interfaces.
+
+2008-08-28 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37005
+ * fold-const.c (maybe_canonicalize_comparison_1): Require
+ undefined overflow only for canonicalizing A +- CST cmp CST.
+ Make sure to not generate new constants that are not inside
+ their TYPE_MIN/MAX_VALUE range.
+ (maybe_canonicalize_comparison): Remove undefined overflow
+ checking from here.
+ (fold_binary): Remove now duplicate folding.
+
+2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
+
+ * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
+ use not updated in the last change.
+
+2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
+ (IRA_COVER_CLASSES): Add FPUL_REGS.
+
+2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 37217
+ * c-common.c (conversion_warning): Check for null operands.
+
+2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR c/31673
+ * c-decl.c (check_for_loop_decls): Improve error message. Give
+ hint.
+
+2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR c/37186
+ * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
+ (convert_for_assignment): Pass corrent OPT_W* parameter to
+ WARN_FOR_ASSIGNMENT.
+
+2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
+
+ PR c++/35321
+ * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
+
+2008-08-27 Paul Brook <paul@codesourcery.com>
+
+ * config.gcc: Loosen checks for arm uclinux eabi targets.
+
+2008-08-27 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
+ _clzsi2.
+ * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
+
+2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
+
+ * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
+ the enumerators of an ENUMERAL_TYPE.
+ * dbxout.c (dbxout_type): Ditto.
+
+2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR rtl-opt/37219
+ * fwprop.c (fwprop): Check that the loop_father is the outer loop.
+ (fwprop_addr): Check that the loop_father is not the outer loop.
+
+2008-08-26 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
+ Remove documentation entry for fmul type.
+ Use fmuls to annotate single-precision multiplication patterns,
+ fmuld to annotate double-precision multiplication patterns,
+ fmacs to annotate single-precision multiply-accumulate patterns
+ and fmacd to annotate double-precision multiply-accumulate patterns.
+ * config/arm/vfp11.md: Update reservations accordingly.
+ * config/arm/arm.md: Note that certain values of the "type"
+ attribute are documented in vfp.md.
+ * config/arm/arm1020e.md: Remove out of date duplicate comment.
+ (v10_cvt): Use new fmul types.
+
+2008-08-26 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/vfp.md: Move pipeline description for VFP11 to...
+ * config/arm/vfp11.md: ...here. New.
+ * config/arm/arm.md: Include vfp11.md.
+
+2008-08-26 Hans-Peter Nilsson <hp@axis.com>
+
+ * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
+ parameter to inform call.
+
+2008-08-26 Jeff Law <law@redhat.com>
+
+ * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
+ avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
+ preferred class when copying a constant into a partial word register.
+
+2008-08-26 Ben Elliston <bje@au.ibm.com>
+
+ * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
+ * cp/typeck.c: Likewise.
+ * cp/tree.c: Likewise.
+ * gimple-low.c: Likewise.
+ * jump.c: Likewise.
+
+2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
+
+ * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
+ ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
+
+ * doc/passes.texi: Describe IRA.
+
+ * doc/tm.texi (IRA_COVER_CLASSES,
+ IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
+
+ * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
+ (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
+ -fira-propagate-cost, -fno-ira-share-save-slots,
+ -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
+
+ * flags.h (ira_algorithm): New enumeration.
+ (flag_ira_algorithm, flag_ira_verbose): New external variable
+ declarations.
+
+ * postreload.c (gate_handle_postreload): Don't do post reload
+ optimizations unless the reload is completed.
+
+ * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
+ IRA.
+
+ * tree-pass.h (pass_ira): New external variable declaration.
+
+ * reload.h: Add 2008 to the Copyright.
+
+ * cfgloopanal.c: Include params.h.
+ (estimate_reg_pressure_cost): Decrease cost for IRA optimization
+ mode.
+
+ * params.h (IRA_MAX_LOOPS_NUM): New macro.
+
+ * toplev.c (ira.h): New include.
+ (flag_ira_algorithm, flag_ira_verbose): New external variables.
+ (backend_init_target): Call ira_init.
+ (backend_init): Call ira_init_once.
+ (finalize): Call finish_ira_once.
+
+ * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
+ flag_ira_share_save_slots, flag_ira_share_spill_slots): New
+ external variables.
+
+ * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
+ may_move_out_cost): New external variable declarations.
+ (move_table): New typedef.
+
+ * caller-save.c: Include headers output.h and ira.h.
+ (no_caller_save_reg_set): New global variable.
+ (save_slots_num, save_slots): New variables.
+ (reg_save_code, reg_restore_code, add_stored_regs): Add
+ prototypes.
+ (init_caller_save): Set up no_caller_save_reg_set.
+ (init_save_areas): Reset save_slots_num.
+ (saved_hard_reg): New structure.
+ (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
+ (initiate_saved_hard_regs, new_saved_hard_reg,
+ finish_saved_hard_regs, saved_hard_reg_compare_func): New
+ functions.
+ (setup_save_areas): Add code for sharing stack slots.
+ (all_blocks): New variable.
+ (save_call_clobbered_regs): Process pseudo-register too.
+ (mark_set_regs): Process pseudo-register too.
+ (insert_one_insn): Put the insn after bb note in a empty basic
+ block. Add insn check.
+
+ * global.c (eliminable_regset): Make it external.
+ (mark_elimination): Use DF_LR_IN for IRA.
+ (pseudo_for_reload_consideration_p): New.
+ (build_insn_chain): Make it external. Don't ignore spilled
+ pseudos for IRA. Use pseudo_for_reload_consideration_p.
+ (gate_handle_global_alloc): New function.
+ (pass_global_alloc): Add the gate function.
+
+ * opts.c (decode_options): Set up flag_ira. Print the warning for
+ -fira.
+ (common_handle_option): Process -fira-algorithm and -fira-verbose.
+
+ * timevar.def (TV_IRA, TV_RELOAD): New passes.
+
+ * regmove.c (regmove_optimize): Don't do replacement of output for
+ IRA.
+
+ * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
+ New external variable declarations.
+
+ * local-alloc.c (update_equiv_regs): Make it external. Return
+ true if jump label rebuilding should be done. Rescan new_insn for
+ notes.
+ (gate_handle_local_alloc): New function.
+ (pass_local_alloc): Add the gate function.
+
+ * alias.c (value_addr_p, stack_addr_p): New functions.
+ (nonoverlapping_memrefs_p): Use them for IRA.
+
+ * common.opt (fira, fira-algorithm, fira-coalesce,
+ fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
+ fira-verbose): New options.
+
+ * regclass.c (reg_class_subclasses, contains_reg_of_mode,
+ move_cost, may_move_in_cost, may_move_out_cost): Make the
+ variables external.
+ (move_table): Remove typedef.
+ (init_move_cost): Make it external.
+ (allocate_reg_info, resize_reg_info, setup_reg_classes): New
+ functions.
+
+ * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
+ setup_reg_classes): New function prototypes.
+ (eliminable_regset): New external variable declaration.
+ (build_insn_chain, update_equiv_regs): New function prototypes.
+
+ * Makefile.in (IRA_INT_H): New definition.
+ (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
+ ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
+ (reload1.o, toplev.o): Add dependence on ira.h.
+ (cfgloopanal.o): Add PARAMS_H.
+ (caller-save.o): Add dependence on output.h and ira.h.
+ (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
+ ira-emit.o, ira-lives.o): New entries.
+
+ * passes.c (pass_ira): New pass.
+
+ * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
+
+ * reload1.c (ira.h): Include the header.
+ (changed_allocation_pseudos): New bitmap.
+ (init_reload): Initiate the bitmap.
+ (compute_use_by_pseudos): Permits spilled registers in FROM.
+ (temp_pseudo_reg_arr): New variable.
+ (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
+ IRA. Call alter_reg with the additional parameter. Don't clear
+ spilled_pseudos for IRA. Restore original insn chain for IRA.
+ Clear changed_allocation_pseudos at the end of reload.
+ (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
+ (hard_regno_to_pseudo_regno): New variable.
+ (count_pseudo): Check spilled pseudos. Set up
+ hard_regno_to_pseudo_regno.
+ (count_spilled_pseudo): Check spilled pseudos. Update
+ hard_regno_to_pseudo_regno.
+ (find_reg): Use better_spill_reload_regno_p. Check
+ hard_regno_to_pseudo_regno.
+ (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
+ code for IRA.
+ (eliminate_regs_1): Use additional parameter for alter_reg.
+ (finish_spills): Set up pseudo_previous_regs only for spilled
+ pseudos. Call reassign_pseudos once for all spilled pseudos, pass
+ more arguments. Don't clear live_throughout and dead_or_set for
+ spilled pseudos. Use additional parameter for alter_reg. Call
+ mark_allocation_change. Set up changed_allocation_pseudos.
+ Remove sanity check.
+ (emit_input_reload_insns, delete_output_reload): Use additional
+ parameter for alter_reg. Call mark_allocation_change.
+ (substitute, gen_reload_chain_without_interm_reg_p): New
+ functions.
+ (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
+
+ * testsuite/gcc.dg/20080410-1.c: New file.
+
+ * config/s390/s390.h (IRA_COVER_CLASSES,
+ IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
+
+ * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
+
+ * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
+
+ * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
+
+ * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
+
+ * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
+
+ * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
+
+ 2008-08-24 Jeff Law <law@redhat.com>
+ * ira.c (setup_reg_class_intersect_union): Prefer smallest class
+ when ignoring unavailable registers.
+
+ 2008-08-24 Jeff Law <law@redhat.com>
+ * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
+ FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
+ * ira.c (setup_eliminable_regset): Check stack_realign_needed.
+ * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
+
+ 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
+ * ira-build.c (allocno_range_compare_func): Stabilize sort.
+
+ 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
+ * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
+ * reload1.c (find_reg): Process registers in register allocation order.
+
+ 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
+ * toplev.c (backend_init_target): Move ira_init call from
+ here...
+ (lang_dependent_init_target): ...to here.
+
+ 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
+ * ira.c (setup_class_subset_and_memory_move_costs): Don't
+ calculate memory move costs for NO_REGS.
+
+ 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
+ * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
+ STACK_REGS is defined.
+
+ 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
+ * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
+
+ 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
+ * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
+
+ 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
+ * config/sh/sh.h (IRA_COVER_CLASSES): Define.
+ * config/sh/sh.md (movsicc_true+3): Check if emit returns a
+ barrier.
+
+2008-08-26 Victor Kaplansky <victork@il.ibm.com>
+ Dorit Nuzman <dorit@il.ibm.com>
+
+ * gcc/config/spu/spu.md (vec_extract_evenv4si,
+ vec_extract_evenv4sf, vec_extract_evenv8hi,
+ vec_extract_evenv16qi, vec_extract_oddv4si,
+ vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
+ vec_interleave_highv4sf, vec_interleave_lowv4sf,
+ vec_interleave_highv4si, vec_interleave_lowv4si,
+ vec_interleave_highv8hi, vec_interleave_lowv8hi,
+ vec_interleave_highv16qi, vec_interleave_lowv16qi,
+ vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
+
+2008-08-25 Janis Johnson <janis187@us.ibm.com>
+
+ PR target/36756
+ * config/rs6000/rs6000.c (optimization_options): Don't default to
+ section anchors without toplevel reorder.
+
+2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
+ (mfc_end_critical_section): Likewise.
+
+2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
+ all type qualifiers from element type to vector type.
+
+2008-08-25 David Daney <ddaney@avtrex.com>
+
+ * config/mips/mips.md (immediate_insn): Move up in file, fix
+ comment typo, reformat.
+ (fetchop_bit, atomic_hiqi_op memory_barrier,
+ sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
+ sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
+ sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
+ sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
+ sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
+ sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
+ sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
+ sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
+ sync_old_nand<mode>, sync_new_nand<mode>,
+ sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
+ test_and_set_12): Moved to sync.md.
+ (sync.md): Include.
+ * config/mips/sync.md: New file.
+
+2008-08-25 Richard Henderson <rth@redhat.com>
+
+ * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
+ (regsave): Likewise.
+ (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
+ (output_cfi_directive): Likewise.
+ (div_data_align): New.
+ (output_cfi): Use it.
+
+2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
+ * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
+ (TARGET_OCTEON): New macro.
+ (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
+ (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
+ (ISA_HAS_POP): New macro.
+ * config/mips/driver-native.c (host_detect_local_cpu): Handle
+ Octeon.
+ * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
+ Handle Octeon.
+ * config/mips/mips.md (cpu): Add octeon.
+ (type): Add pop attribute value.
+ (popcount<mode>2): New pattern.
+ * doc/invoke.texi (-march=@var{arch}): Add octeon.
+
+2008-08-24 Jan Hubicka <jh@suse.cz>
+
+ * doc/invoke.texi (-fipa-cp-clone): New option.
+ (-fipa-cp): Update docs.
+ (--param ipcp-unit-growth):New.
+ * ipa-cp.c: Include fibheap.h, params.h
+ (ipcp_initialize_node_lattices): When not cloning, all externally
+ visible functions are bottom.
+ (ipcp_need_redirect_p): Accept clones.
+ (ipcp_insert_stage): Use cost driven heuristics.
+ (max_count, dead_nodes): New static vars.
+ (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
+ ipcp_const_param_count): New functions.
+ * common.opt (ipa-cp-clone): New command line option.
+ * params.def (ipcp-unit-growth): New.
+
+2008-08-24 Jan Hubicka <jh@suse.cz>
+
+ * tree-inline.c (tree_function_versioning): Look harder
+ for referenced vars.
+
+2008-08-24 Razya Ladelsky <razya@il.ibm.com>
+
+ PR tree-optimization/37185
+ * matrix-reorg.c (transform_access_sites): Update changed stmt.
+
+2008-08-23 Jan Hubicka <jh@suse.cz>
+
+ * ipa-cp.c (ipcp_analyze_node): New function.
+ (ipcp_update_cloned_node): Use it.
+ (ipcp_init_stage): Likewise.
+ * ipa-inline.c (function_insertion_hook_holder): New static var.
+ (analyze_function): Break out from ....
+ (inline_generate_summary): Here; register insertion hook.
+ (cgraph_decide_inlining): Remove hook.
+ (add_new_function): New function.
+
+2008-08-23 Jan Hubicka <jh@suse.cz>
+
+ * opts.c (decode_options): Revert accidental change enabling ipa-cp.
+
+2008-08-23 Jan Hubicka <jh@suse.cz>
+
+ * ipa-cp.c (constant_val_insert): Remove.
+ (ipcp_propagate_one_const): Remove.
+ (ipcp_create_replace_map): Always insert replacements to the map.
+ (ipcp_insert_stage): Do not try to insert statements by hand.
+ * tree-inline.c (insert_init_stmt): Break out from ...
+ (setup_one_parameter): ... here; allow NULL BB pointer.
+ (tree_function_versioning): Use setup_one_parameter to process
+ replacement map.
+
+2008-08-23 Jan Hubicka <jh@suse.cz>
+
+ * tree.c (decl_address_ip_invariant_p): New function.
+ * tree.h (decl_address_ip_invariant_p): Declare.
+ * gimple.c (strip_invariant_refs): Break out from ...
+ (is_gimple_invariant_address): ... here
+ (is_gimple_ip_invariant_address): New function.
+ (is_gimple_ip_invariant): New function.
+ * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
+ Declare.
+
+ * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
+ (ipcp_lat_is_insertable): All constants are insertable.
+ (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
+ IPA_CONST_VALUE_REF.
+ (ipcp_initialize_node_lattices): Propagate all types of operands.
+ (build_const_val): Do not handle IPA_CONST_VALUE_REF.
+ (ipcp_create_replace_map): Reformat.
+ (ipcp_need_redirect_p): Simplify.
+ (ipcp_insert_stage): Check that argument is used before clonning.
+ * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
+ IPA_CONST_REF.
+ (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
+ (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
+ (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
+ * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
+ (jump_func_type): Remove IPA_CONST_VALUE_REF.
+ * tree-inline.c (tree_function_versioning): Add variables referenced
+ by replacing trees.
+
+2008-08-23 Jan Hubicka <jh@suse.cz>
+
+ PR target/37094
+ * i386.c (standard_80387_constant_p): Use optimize_size.
+
+2008-08-23 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/37161
+ * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
+ * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
+ (vect_determine_vectorization_factor): Move the scalar type
+ retrieval to vect_get_smallest_scalar_type.
+ (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
+ scalar type. Remove redundant computation.
+ * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
+ (vect_get_slp_defs): Take the type of RHS into account if
+ necessary by calling vect_get_smallest_scalar_type. Call
+ vect_get_constant_vectors with additional argument.
+
+2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 35648
+ * doc/invoke.texi (Wwrite-strings): Clarify description.
+
+2008-08-23 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/37174
+ * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
+ def stmt is a part of the loop before accessing its stmt_vec_info.
+
+2008-08-22 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/11259
+ * config/avr/avr.md (UNSPEC_SWAP): New constants.
+ (*swap): New insn pattern.
+ (*ashlqi3): Rename from ashlqi3 insn pattern.
+ (ashlqi3): New expanders.
+ (*lshrqi3): Rename from lshrqi3 insn pattern.
+ (lshrqi3): New expanders.
+ (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
+ lshrqi3_const5, lshrqi3_const6): New splitters.
+ (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
+ lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
+ peephole2 patterns.
+
+2008-08-22 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37078
+ * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
+ [+INF, +INF] ranges.
+
+2008-08-22 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37143
+ * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
+ a conversion statement instead of a copy.
+
+2008-08-22 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/37184
+ * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
+ CCCmode, CCOmode and CCSmode destination modes.
+
+ PR target/37191
+ * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
+ from different units in a single alternative.
+ (*vec_extractv2sf_1): Ditto.
+ (*vec_extractv2si_0): Ditto.
+ (*vec_extractv2si_1): Ditto.
+ * config/i386/sse.md (sse2_storehpd): Ditto.
+ (sse2_storelpd): Ditto.
+ (sse2_loadhpd): Ditto.
+ (sse2_loadlpd): Ditto.
+
+ PR target/37197
+ * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
+ (popcountsi2): Ditto.
+ (clzdi2_abm): Ditto.
+ (popcountdi2): Ditto.
+ (clzhi2_abm): Ditto.
+ (popcounthi2): Ditto.
+
+2008-08-22 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/36548
+ PR middle-end/37125
+ * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
+ if the multiplication does not overflow.
+
+2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
+
+2008-08-21 Richard Henderson <rth@redhat.com>
+
+ * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
+ spurrious comma from test.
+ * configure: Rebuild.
+
+2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 30457
+ * builtins.c (fold_builtin_next_arg): Add warning about undefined
+ behaviour.
+
+2008-08-21 Aldy Hernandez <aldyh@redhat.com>
+
+ * c-tree.h (grokfield): New argument.
+ * c-decl.c (grokfield): Handle new location argument.
+ * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
+
+2008-08-21 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
+
+2008-08-21 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (first_cgraph_function_insertion_hook): New variable.
+ (cgraph_add_function_insertion_hook,
+ cgraph_remove_function_insertion_hook,
+ cgraph_call_function_insertion_hooks): New functions.
+ * cgraph.h (cgraph_add_function_insertion_hook,
+ cgraph_remove_function_insertion_hook,
+ cgraph_call_function_insertion_hooks): Declare.
+ * ipa-reference.c (function_insertion_hook_holder): New variable.
+ (check_operand, look_for_address_of): When checking late, do not care
+ about module bitmaps.
+ (add_new_function): New function.
+ (generate_summary): Register hooks; zero module bitmaps.
+ (propagate): Unregister hooks.
+ * ipa-pure-const.c (function_insertion_hook_holder): New variable.
+ (add_new_function): New function.
+ (generate_summary): Register hook.
+ (propagate): Remove hook.
+
+ * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
+
+ * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
+ * ipa-cp.c (ipcp_update_cloned_node): New function.
+ (build_const_val): Handle functions correctly; bring type logic
+ into sync with tree-inline.c
+ (ipcp_init_stage): Take care of computing stuff needed by
+ indirect inlining; update clones.
+ (ipcp_generate_summary): Break out of ipcp_driver.
+ (ipcp_driver): Do only execution and transformation.
+ (pass_ipa_cp): Make IPA_PASS.
+ * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
+ offset to address.
+ * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
+ ipcp, some info is already available.
+ * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
+ * tree-inline.c (remap_ssa_name): Unshare expression.
+
+2008-08-21 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
+ a PHI ask VN if it is already available.
+ * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
+ * tree-ssa-sccvn.c (vn_phi_lookup): Export.
+
+2008-08-21 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/36817
+ * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
+ makes sure to produce a result of the correct type.
+
+2008-08-21 Jan Hubicka <jh@suse.cz>
+ Backport from LTO branch:
+
+ 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
+ Jan Hubicka <jh@suse.cz>
+
+ * ipa-pure-const.c
+ (init_state, finish_state, set_function_state, generate_summary):
+ New functions.
+ (scan_stmt): Renamed from scan_function. Changed to keep state in
+ local static vars rather than cgraph aux field.
+ (propagate): Renamed from static_execute. Changed to keep state in
+ local static vars rather than cgraph aux field.
+ (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
+ * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
+
+ 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
+ * ipa-reference.c (init_function_info, generate_summary,
+ propagate): New functions.
+ (analyze_function): Call init_function_info.
+ (static_execute): Stripped into generate_summary and propagate.
+ (pass_ipa_reference): Made into ipa_opt_pass.
+
+2008-08-21 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37181
+ * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
+ folding result.
+ (extract_range_from_unary_expr): Likewise.
+
+2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * diagnostic.c (pedwarn_at): Rename as pedwarn.
+ (pedwarn): Delete.
+ * toplev.h (pedwarn_at): Likewise.
+ * builtins.c: Update all calls to pedwarn.
+ * c-lex.c: Likewise.
+ * toplev.c: Likewise.
+ * c-tree.h: Likewise.
+ * c-decl.c: Likewise.
+ * c-errors.c: Likewise.
+ * c-typeck.c: Likewise.
+ * c-common.c: Likewise.
+ * c-parser.c: Likewise.
+
+2008-08-20 Joseph Myers <joseph@codesourcery.com>
+
+ PR target/31070
+ * config/sparc/sparc.c (function_arg_slotno): Handle structure
+ with MODE_VECTOR_INT mode.
+
+2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR middle-end/179
+ * tree-ssa.c (warn_uninit): Do not warn for variables that can be
+ initialized outside the current module.
+ (warn_uninitialized_var): Ignore left-hand side when walking the
+ trees. Ignore address expressions. Examine VUSE operands in gimple
+ statements with a variable declaration on the right-hand side.
+
+2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
+
+ PR bootstrap/37155
+ * rtlanal.c (subreg_offset_representable_p): Revert last change.
+
+2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 35701
+ * c-common.c (conversion_warning): Do not warn if applying bit-and
+ operator to unsigned constant that fits in the target type.
+
+2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR c++/35602
+ * c-common.c (conversion_warning): Do not warn for artificial
+ expressions.
+
+2008-08-20 Richard Guenther <rguenther@suse.de>
+
+ * tree-vrp.c (op_with_constant_singleton_value_range): New function.
+ (extract_range_from_binary_expr): Fall back to constant propagation.
+ (extract_range_from_unary_expr): Likewise.
+
+2008-08-20 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
+ with TREE_THIS_VOLATILE on shared nodes.
+ (fold_stmt_r): Likewise.
+
+2008-08-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/37171
+ * c-parser.c (c_parser_attributes): For keywords use canonical
+ spelling for attr_name.
+
+2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * value-prof.c (check_counter): Revert wrong call to error.
+
+2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * profile.c: Update calls to inform.
+ * value-prof.c: Update calls to inform.
+
+2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * diagnostic.c (inform): Add an explicit location_t parameter.
+ * toplev.h (inform): Update declaration.
+ * builtins.c: Update all calls to inform.
+ * c-common.c: Likewise.
+ * c-decl.c: Likewise.
+ * c-opts.c: Likewise.
+ * c-pch.c: Likewise.
+ * c-pragma.c: Likewise.
+ * c-typeck.c: Likewise.
+ * coverage.c: Likewise.
+ * opts.c: Likewise.
+ * toplev.c: Likewise.
+ * tree-cfg.c: Likewise.
+ * tree-ssa.c: Likewise.
+
+2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/37169
+ * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
+ V2DI mode, for SSE4.1, use movq instead of vector set if the
+ second element is zero and inter-unit moves are OK.
+
+2008-08-20 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
+ properly handle conversion/copy chains after tuplification.
+
+2008-08-20 Richard Guenther <rguenther@suse.de>
+
+ * passes.c (init_optimization_passes): Move the second
+ forwprop pass before alias computation. Remove the second
+ DCE pass. Remove the first dominator and phi copy/const
+ prop passes.
+
+2008-08-20 Nick Clifton <nickc@redhat.com>
+
+ * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
+ support of this feature. Do not assume that a sufficiently new
+ assembler will support the feature regardless of the target type.
+ (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
+ * configure: Regenerate.
+
+2008-08-20 Richard Guenther <rguenther@suse.de>
+
+ * tree-vrp.c (found_in_subgraph): Remove.
+ (live): New global static.
+ (live_on_edge): New function.
+ (blocks_visited): Remove.
+ (register_edge_assert_for_2): Use live_on_edge.
+ (find_conditional_asserts): Remove code dealing with
+ found_in_subgraph. Do not walk the CFG.
+ (find_switch_asserts): Likewise.
+ (find_assert_locations_1): Renamed from find_assert_locations.
+ Move finding assert locations for conditional and switch
+ statements first. Update live bitmap. Do not walk the CFG.
+ (find_assert_locations): New function.
+ (insert_range_assertions): Remove entry of CFG walk.
+ Adjust call to find_assert_locations.
+ * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
+ that only can appear because of fake exit edges but assert we
+ never try to insert on those.
+ (fini_pre): Do not remove fake exit edges here...
+ (execute_pre): ...but here, before committing edge inserts.
+
+2008-08-19 Richard Guenther <rguenther@suse.de>
+
+ * passes.c (init_optimization_passes): Exchange store-ccp
+ with a ccp pass.
+
+2008-08-19 Rafael Espíndola <espindola@google.com>
+
+ * varasm.c (weak_decls): Move earlier in the file.
+ (assemble_external): Add weak decls to the weak_decls list.
+ (declare_weak): Don't add decls to the weak_decls list.
+
+2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/37157
+ * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
+ before (sse2_shufpd_<mode>).
+
+2008-08-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/37156
+ * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
+ * tree.c (block_nonartificial_location): Likewise.
+
+2008-08-19 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/35972
+ PR tree-optimization/23094
+ * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
+ parameter.
+ * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
+ handle MISALIGNED_INDIRECT_REF.
+ (get_ref_from_reference_ops): New helper.
+ (vn_reference_lookup_pieces): Walk the use-def chain using the
+ alias-oracle if requested.
+ * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
+ walking the use-def chain.
+ (compute_avail): But not here.
+ (create_component_ref_by_pieces_1): Properly handle
+ MISALIGNED_INDIRECT_REF.
+ (do_regular_insertion): Handle fully redundant
+ expressions after PHI-translation also for SSA_NAME values, not
+ only constants. Correctly use edoubleprime for that.
+
+2008-08-19 Ira Rosen <irar@il.ibm.com>
+
+ * tree-vectorizer.c (supportable_widening_operation): Support
+ multi-step conversion, return the number of steps in such conversion
+ and the required intermediate types.
+ (supportable_narrowing_operation): Likewise.
+ * tree-vectorizer.h (vect_pow2): New function.
+ (supportable_widening_operation): Change argument types.
+ (supportable_narrowing_operation): Likewise.
+ (vectorizable_type_promotion): Add an argument.
+ (vectorizable_type_demotion): Likewise.
+ * tree-vect-analyze.c (vect_analyze_operations): Call
+ vectorizable_type_promotion and vectorizable_type_demotion with
+ additional argument.
+ (vect_get_and_check_slp_defs): Detect patterns.
+ (vect_build_slp_tree): Add an argument, don't fail in case of multiple
+ types.
+ (vect_analyze_slp_instance): Don't fail in case of multiple types.
+ Call vect_build_slp_tree with correct arguments. Calculate unrolling
+ factor according to the smallest type in the loop.
+ (vect_detect_hybrid_slp_stmts): Include statements from patterns.
+ * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
+ supportable_widening_operation with correct arguments.
+ * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
+ operands lists according to the number of vector statements in left
+ or right node, if exists.
+ (vect_gen_widened_results_half): Remove unused argument.
+ (vectorizable_conversion): Call supportable_widening_operation,
+ supportable_narrowing_operation, and vect_gen_widened_results_half
+ with correct arguments.
+ (vectorizable_assignment): Change documentation, support multiple
+ types in SLP.
+ (vectorizable_operation): Likewise.
+ (vect_get_loop_based_defs): New function.
+ (vect_create_vectorized_demotion_stmts): Likewise.
+ (vectorizable_type_demotion): Support loop-aware SLP and general
+ multi-step conversion. Call vect_get_loop_based_defs and
+ vect_create_vectorized_demotion_stmts for transformation.
+ (vect_create_vectorized_promotion_stmts): New function.
+ (vectorizable_type_promotion): Support loop-aware SLP and general
+ multi-step conversion. Call vect_create_vectorized_promotion_stmts
+ for transformation.
+ (vectorizable_store): Change documentation, support multiple
+ types in SLP.
+ (vectorizable_load): Likewise.
+ (vect_transform_stmt): Pass SLP_NODE to
+ vectorizable_type_promotion and vectorizable_type_demotion.
+ (vect_schedule_slp_instance): Move here the calculation of number
+ of vectorized statements for each node from...
+ (vect_schedule_slp): ... here.
+ (vect_transform_loop): Call vect_schedule_slp without the last
+ argument.
+
+2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
+
+ PR bootstrap/37152
+ * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
+ to == in assert statement.
+ (vectorizable_reduction): Fix typo.
+
+2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR bootstrap/37153
+ * value-prof.c (check_counter): Dereference pointer to overall
+ count when printing it.
+
+2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ * profile.h: Really add it.
+
+2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ * mcf.c: Really add it.
+
+2008-08-18 Paul Yuan <yingbo.com@gmail.com>
+ Vinodha Ramasamy <vinodha@google.com>
+
+ * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
+ count_scale.
+ * value-prof.c (check_counter): Fix the counter if
+ flag_profile_correction is true.
+ (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
+ tree_mod_subtract_transform):
+ Follow check_counter parameter change.
+ * common.opt (fprofile-correction): New option.
+ * mcf.c: New file.
+ * profile.h: Likewise.
+ * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
+ (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
+ is_inconsistent, set_bb_counts, read_profile_edge_counts): New
+ functions.
+ (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
+ flag_profile_correction is set.
+
+2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
+
+2008-08-18 Tomas Bily <tbily@suse.cz>
+
+ * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
+ * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
+ CONVERT_EXPR_P.
+ * tree-data-ref.c (split_constant_offset_1): Likewise.
+ * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
+ * tree-sra.c (sra_walk_expr): Likewise.
+ * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
+ * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
+ * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
+ * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
+ Likewise.
+ * gimple.c (gimple_assign_unary_nop_p): Likewise.
+ * tree-vect-transform.c (vectorizable_type_demotion)
+ (vectorizable_type_promotion): Likewise.
+ * tree-inline.c (expand_call_inline):
+ * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
+ (forward_propagate_addr_expr_1, forward_propagate_comparison)
+ (tree_ssa_forward_propagate_single_use_vars): Likewise.
+ * expr.c (expand_expr_real_1): Likewise.
+ * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
+ (gimple_assign_unary_useless_conversion_p): Likewise.
+ * tree-stdarg.c (execute_optimize_stdarg): Likewise.
+ * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
+ * fold-const.c (fold_unary): Likewise.
+ * tree.h (CONVERT_EXPR_P): Likewise.
+ * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
+ * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
+ * tree-vrp.c:
+ (register_edge_assert_for_2, extract_range_from_unary_expr)
+ (register_edge_assert_for_1): Likewise.
+
+2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
+ dconst_third_ptr, dconst_sqrt2_ptr): Declare.
+ (enum real_value_const): Delete.
+ (get_real_const): Delete.
+ * real.c (get_real_const): Delete.
+ (dconst_e_ptr): Define.
+ (dconst_third_ptr): Define.
+ (dconst_sqrt2_ptr): Define.
+ * builtins.c: Update all callers.
+
+2008-08-18 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
+ statement iterator after statement removal.
+
+2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
+
+ * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
+ (detect_processor_freebsd): Likewise.
+ (host_detect_local_cpu): Call newly added functions for FreeBSD.
+
+2008-08-18 Richard Guenther <rguenther@suse.de>
+
+ * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
+ and loads have the correct types.
+
+2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR cpp/7263
+ * c-opts.c (cpp_opts): Remove static.
+ * c-parser.c (cpp_opts): Declare it extern.
+ (disable_extension_diagnostics): Handle cpp options.
+ (enable_extension_diagnostics): Likewise.
+
+2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * diagnostics.c (permerror_at): Rename as permerror.
+ (permerror): Delete.
+ * toplev.h: Likewise.
+
+2008-08-18 Richard Guenther <rguenther@suse.de>
+
+ * passes.c (init_optimization_passes): Remove cleanup_cfg1,
+ sdse1 and addressables2 passes. Replace dce1 with cddce1.
+ Move call_cdce before build_alias. Move copyrename2,
+ cunrolli and ccp2 beafore build_alias. Re-add addressable2
+ right after final inlining.
+ * tree-cfg.c (build_gimple_cfg): Do not dump function here.
+ (pass_build_cfg): But instead via TODO_dump_func.
+
+2008-08-18 Richard Guenther <rguenther@suse.de>
+
+ * tree-sra.c (generate_element_init_1): Deal with NULL constructor
+ element index.
+ (scalarize_init): If we failed to generate some initializers
+ do not generate zeros for not instantiated members. Instead
+ rely on the copy out.
+ * tree-ssa-operands.c (get_addr_dereference_operands): Warn
+ about missing flow-sensitive alias info only if we have
+ aliases computed.
+
+2008-08-17 Nick Clifton <nickc@redhat.com>
+
+ * doc/extend.texi (Function Attributes): Fix typo in description
+ if hot function attribute.
+
+2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
+ Richard Sandiford <rdsandiford@googlemail.com>
+
+ * doc/install.texi (--with-mips-plt): Document.
+ * doc/invoke.texi (-mplt, -mno-plt): Document.
+ * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
+ and handle ${with_mips_plt}.
+ * config/mips/mips.opt (mplt): New option.
+ * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
+ (TARGET_ABICALLS_PIC2): Likewise.
+ (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
+ (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
+ (ASM_SPEC): Use !mabi=* instead of !mabi*.
+ (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
+ to decide whether to output ".option picX" directives.
+ * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
+ Pass -call_nonpic rather than -KPIC for -mplt.
+ (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
+ on the command line. Also remove it when -mabi=64 is used without
+ -msym32.
+ * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
+ * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
+ TARGET_ABICALLS_PIC0.
+ (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
+ TARGET_ABICALLS.
+ (mips16_build_function_stub): Only output ".option pic" directives
+ and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
+ (mips16_build_call_stub): Fix comment and remove redundant
+ ".set at"/"set .noat" directives.
+ (mips_function_rodata_section): Use the default behaviour for
+ TARGET_ABSOLUTE_ABICALLS.
+ (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
+ (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
+ (mips_restore_gp): Do nothing if the current function doesn't use
+ a global pointer.
+ (mips_expand_prologue): Only save $gp if the current function uses it.
+ Use a normal move for TARGET_ABICALLS_PIC0.
+ (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
+
+2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
+ of function when handling GLOBAL_POINTER_REGNUM.
+
+2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR ada/20548
+ * common.opt (-fstack-check): Do not declare the variable here.
+ (-fstack-check=): New option variant.
+ * doc/invoke.texi (Code Gen Options): Document it.
+ * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
+ (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
+ (STACK_CHECK_STATIC_BUILTIN): New macro.
+ * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
+ * opts.c: Include expr.h.
+ (common_handle_option) <OPT_fold_stack_check_>: New case.
+ <OPT_fstack_check>: Likewise.
+ * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
+ consistently in the test for variable-sized types. Adjust for
+ new behaviour of flag_stack_check.
+ * explow.c: Include except.h.
+ (allocate_dynamic_stack_space): Do not take into account
+ STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
+ * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
+ for variable-sized parameters. Treat all parameters whose size is
+ greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
+ stack checking is enabled.
+ * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
+ size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
+ if generic stack checking is enabled.
+ (expand_function_end): Adjust for new behaviour of flag_stack_check.
+ * reload1.c (reload): Likewise.
+ * stmt.c (expand_decl): Assert that all automatic variables have
+ fixed size at this point and remove dead code.
+ * flags.h (stack_check_type): New enumeration type.
+ (flag_stack_check): Declare.
+ * toplev.c (flag_stack_check): New global variable.
+ * Makefile.in (opts.o): Add dependency on EXPR_H.
+ (explow.o): Add dependency on except.h.
+
+2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
+
+ * config/avr/avr.c (avr_override_options): Reduce value of
+ PARAM_INLINE_CALL_COST.
+
+2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
+
+ * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
+ to BLKmode, try to fetch an inner memory reference. Use 'mode' in
+ lieu of TYPE_MODE (type) throughout.
+
+2008-08-15 Joseph Myers <joseph@codesourcery.com>
+
+ * config/arm/arm.c (add_minipool_backward_ref): Check for
+ 8-byte-aligned entries in second case of forcing insertion after a
+ particular entry. Change third case to avoid inserting
+ non-8-byte-aligned entries before 8-byte-aligned ones.
+
+2008-08-15 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
+ strip components for unknown size accesses.
+
+2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/2097.md New file.
+ * config/s390/s390.md ("z10prop" attribute): Define none,
+ z10_super, z10_super_E1, z10_super_A1, z10_super_c,
+ z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
+ z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
+ possible values and apply them to insns as appropriate.
+ ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
+ ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
+ fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
+ fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
+ ("bfp" mode attribute): Removed. Every occurence replaced
+ with <mode>.
+ * config/s390/s390.c (struct "z10_cost"): Updated entries.
+ * config/s390/2084.md (insn_reservation "x_itof"): Updated
+ type attribute.
+
+2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR c/28152
+ * c-parser.c (c_lex_one_token): Do not store the canonical spelling
+ for keywords.
+
+2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
+
+ * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
+ additional argument. Support reduction when duplication is needed due
+ to data-types of different sizes in the loop.
+ (get_initial_def_for_induction): Fix printout.
+ (vect_get_vec_def_for_stmt_copy): Support case where the
+ vec_stmt_for_operand is a phi node.
+ (vectorizable_reduction): Support reduction when duplication is needed
+ due to data-types of different sizes in the loop.
+ (vectorizable_call): Remove restriction to not vectorize in case we
+ have data-types of different sizes in the loop.
+ (vectorizable_conversion): Likewise.
+ (vectorizable_operation): Likewise.
+ (vectorizable_type_demotion): Likewise.
+ (vectorizable_type_promotion): Likewise.
+ (vectorizable_induction): Add restriction to not vectorize in case
+ we have data-types of different sizes in the loop.
+
+2008-08-14 Christophe Saout <christophe@saout.de>
+ Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/37101
+ * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
+ (*vec_concatv2di_rex64_sse4_1): Ditto.
+ (*vec_concatv2di_rex64_sse): Ditto.
+
+2008-08-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37103
+ * fold-const.c (fold_widened_comparison): Do not allow
+ sign changes that change the result even if shorter type
+ is wider than arg1_unw's type.
+
+2008-08-13 Kazu Hirata <kazu@codesourcery.com>
+
+ * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
+ Skip if the multilib testing specifies -march that does not
+ agree with the one specified in the testcase.
+
+2008-08-13 Joseph Myers <joseph@codesourcery.com>
+
+ * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
+ zero extend SImode values being converted to TFmode before passing
+ to libcalls.
+
+2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
+ __PPU__ when targeting the Cell/B.E. PPU processor.
+
+2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gimple.h (gimple_call_set_chain): Accept SSA variables.
+ * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
+ Rematerialize the static chain, if any.
+ * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
+ static chain.
+
+2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
+
+ * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
+ (new_loc_descr): Likewise.
+ (add_loc_descr): Likewise.
+ (size_of_loc_descr): Likewise.
+ (size_of_locs): Likewise.
+ (output_loc_operands): Likewise.
+ (output_loc_sequence): Likewise.
+ (new_reg_loc_descr): New.
+ (build_cfa_loc): Use it.
+ (build_cfa_aligned_loc): Likewise.
+ (one_reg_loc_descriptor): Likewise.
+ (based_loc_descr): Likewise.
+
+2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 30551
+ * doc/invoke.texi (Wmain): Update.
+ * c-decl.c (start_decl): warn_main is only 0 or 1.
+ (start_function): Likewise. Fix formatting.
+ (finish_function): Delete redundant warning.
+ * c.opt (Wmain): Add Var(warn_main) and Init(-1).
+ * c-opts (c_common_handle_option): -Wall only has effect if
+ warn_main is uninitialized. OPT_Wmain is automatically
+ handled. -pedantic also enables Wmain.
+ (c_common_post_options): Handle all logic for Wmain here.
+ * c-common.c (warn_main): Delete.
+ (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
+ * c-common.h (warn_main): Delete.
+
+2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR middle-end/36701
+ * expr.c (emit_group_store): Allocate stack temp with the
+ largest alignment when copying from register to stack.
+
+2008-08-13 Richard Guenther <rguenther@suse.de>
+
+ * tree.h (maybe_fold_offset_to_address): Declare.
+ * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
+ (ccp_fold): Handle pointer conversions the same as fold_stmt.
+ Likewise for POINTER_PLUS_EXPR.
+ (maybe_fold_offset_to_reference): Enable disabled code.
+ (maybe_fold_offset_to_address): New function.
+ (fold_stmt_r): Use it.
+ (fold_gimple_assign): Likewise.
+ * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
+ (gimplify_expr): Likewise.
+
+2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * toplev.h (pedwarn_at): Fix declaration.
+
+2008-08-13 Joseph Myers <joseph@codesourcery.com>
+
+ * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
+ LINK_SPEC): Use %R in -Y P argument.
+
+2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR c/15236
+ * diagnostic.c (pedwarn_at): New.
+ * toplev.h (pedwarn_at): Declare.
+ * c-tree.h (build_enumerator): Update declaration.
+ * c-decl.c (finish_enum): Update comment.
+ (build_enumerator): Take a location parameter. Give a pedwarn but do
+ not perform any conversion.
+ * c-parser.c (c_parser_enum_specifier): Set correct location for
+ enumerator.
+
+2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 35635
+ * c-common.c (conversion_warning): Use a switch. Ignore boolean
+ expressions except for conversions to signed:1 bitfields. Handle
+ COND_EXPR with constant operands.
+
+2008-08-13 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/15255
+ * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
+ (struct oecount_s): New struct and VEC types.
+ (cvec): New global.
+ (oecount_hash): New function.
+ (oecount_eq): Likewise.
+ (oecount_cmp): Likewise.
+ (zero_one_operation): New function.
+ (build_and_add_sum): Likewise.
+ (undistribute_ops_list): Perform un-distribution of multiplication
+ and division on the chain of summands.
+ (should_break_up_subtract): Also break up subtracts for factors.
+ (reassociate_bb): Delete dead visited statements.
+ Call undistribute_ops_list. Re-sort and optimize if it did something.
+ * passes.c (init_optimization_passes): Move DSE before
+ reassociation.
+ * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
+ PHI nodes.
+
+2008-08-12 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/invoke.texi (-fipa-pta): Say the option is experimental.
+
+ * doc/invoke.texi: Revert unintended checkin.
+
+2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
+
+ PR libgomp/26165
+ * gcc.c (include_spec_function): Tweak call to find_a_file.
+
+2008-08-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/37014
+ * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
+ and TRUTH_ORIF_EXPR.
+ * dojump.c (do_jump): Likewise.
+
+ PR tree-optimization/37084
+ * tree-inline.c (copy_bb): Call gimple_regimplify_operands
+ if id->regimplify, don't assume stmt is a cast assignment.
+
+2008-08-12 Anatoly Sokolov <aesok@post.ru>
+
+ * final.c (final_scan_insn): Use app_enable/app_disable functions.
+
+2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ PR bootstrap/37097
+ * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
+ by last change.
+
+2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * defaults.h (TARGET_FLOAT_FORMAT): Remove.
+ (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
+
+ * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
+ * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
+ * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
+ * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
+ * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
+
+ * doc/tm.texi (Storage Layout): Remove documentation for
+ TARGET_FLOAT_FORMAT.
+
+ * simplify-rtx.c (simplify_binary_operation_1): Replace
+ TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
+
+2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * real.h (struct real_format): New member has_sign_dependent_rounding.
+ * real.c (ieee_single_format, mips_single_format, motorola_single_format,
+ spu_single_format, ieee_double_format, mips_double_format,
+ motorola_double_format, ieee_extended_motorola_format,
+ ieee_extended_intel_96_format, ieee_extended_intel_128_format,
+ ieee_extended_intel_96_round_53_format, ibm_extended_format,
+ mips_extended_format, ieee_quad_format, mips_quad_format,
+ vax_f_format, vax_d_format, vax_g_format): Initialize it.
+ * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
+
+ * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
+ MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
+ * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
+ MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
+ (ROUND_TOWARDS_ZERO): Likewise.
+
+ * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
+ (FLOAT_MODE_FORMAT): New macro.
+ (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
+ (MODE_COMPOSITE_P): ... this new macro.
+ (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
+ MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
+ * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
+
+ * flags.h: Include "real.h".
+
+ * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
+ REAL_MODE_FORMAT_COMPOSITE_P.
+ * simplify-rtx.c (simplify_const_binary_operation): Likewise.
+
+ * doc/tm.texi (Storage Layout): Remove documentation of
+ MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
+ MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
+ ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
+ they only apply to libgcc2.a.
+
+2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/float_disf.c: New file.
+ * config/spu/float_unsdisf.c: New file.
+ * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
+ (LIB2FUNCS_EXCLUDE): Define.
+
+2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+ Trevor Smigiel <trevor_smigiel@playstation.sony.com>
+
+ * real.h (struct real_format): New member round_towards_zero.
+ * real.c (round_for_format): Respect fmt->round_towards_zero.
+ (ieee_single_format, mips_single_format, motorola_single_format,
+ spu_single_format, ieee_double_format, mips_double_format,
+ motorola_double_format, ieee_extended_motorola_format,
+ ieee_extended_intel_96_format, ieee_extended_intel_128_format,
+ ieee_extended_intel_96_round_53_format, ibm_extended_format,
+ mips_extended_format, ieee_quad_format, mips_quad_format,
+ vax_f_format, vax_d_format, vax_g_format): Initialize it.
+ * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
+
+ * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
+ real_format to choose rounding mode when calling MPFR functions.
+ (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
+ (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
+
+ * real.h (real_to_decimal_for_mode): Add prototype.
+ * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
+ Respect target rounding mode when generating decimal representation.
+ (real_to_decimal): New stub for backwards compatibility.
+ * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
+ real_to_decimal_for_mode instead of real_to_decimal.
+
+ * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
+
+2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+ Trevor Smigiel <trevor_smigiel@playstation.sony.com>
+
+ * real.c (spu_single_format): New variable.
+ * real.h (spu_single_format): Declare.
+
+ * config/spu/spu.c (spu_override_options): Install SFmode format.
+ (spu_split_immediate): Use integer mode to operate on pieces of
+ floating-point values in all cases.
+
+ * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
+ ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
+ ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
+
+2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
+
+2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
+
+2008-08-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/36688
+ * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
+ on the VAR_DECL instead of TYPE_READONLY on its type.
+
+2008-08-12 Ira Rosen <irar@il.ibm.com>
+
+ * tree-vectorizer.c: Depend on langhooks.h.
+ (supportable_widening_operation): Add two arguments. Support double
+ type conversions.
+ (supportable_narrowing_operation): Likewise.
+ * tree-vectorizer.h (supportable_widening_operation): Add two
+ arguments.
+ (supportable_narrowing_operation): Likewise.
+ * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
+ supportable_widening_operation with correct arguments.
+ * tree-vect-transform.c (vectorizable_conversion): Likewise.
+ (vectorizable_type_demotion): Support double type conversions.
+ (vectorizable_type_promotion): Likewise.
+ * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
+
+2008-08-11 Michael Matz <matz@suse.de>
+
+ * i386/i386.c (override_options): Move initialisation from
+ flag_schedule_insns_after_reload to here from ...
+ (optimization_options): ... here.
+
+2008-08-11 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/36998
+ * dwarf2out.c (compute_barrier_args_size_1,
+ compute_barrier_args_size): Temporarily remove assertions.
+
+2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR middle-end/20644
+ * tree-ssa.c (struct walk_data): Add new flag
+ warn_possibly_uninitialized.
+ (warn_uninitialized_var): Use it.
+ (warn_uninitialized_vars): New.
+ (execute_early_warn_uninitialized): Call it.
+ (execute_late_warn_uninitialized): Likewise.
+
+2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR middle-end/36238
+ * reload1.c (gen_reload): Guard calls to get_secondary_mem
+ for memory subregs.
+
+2008-08-09 Jan Hubicka <jh@suse.cz>
+
+ PR target/37055
+ * optabs.c (maybe_emit_unop_insn): Remove produced code if
+ expansion failed.
+ (expand_fix): Be prepared for expansion to fail.
+ (expand_sfix_optab): Remove instructions if expansion failed.
+
+2008-08-09 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
+ avr31 architecture.
+ * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
+ * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
+
+2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
+ mips/t-libgcc-mips16 to tmake_file.
+ * config/mips/mips-protos.h (mips_call_type): New enum.
+ (mips_pic_base_register, mips_got_load): Declare.
+ (mips_restore_gp): Take an rtx argument.
+ (mips_use_pic_fn_addr_reg_p): Declare.
+ (mips_expand_call): Replace the sibcall_p argument with
+ a mips_call_type argument. Add a lazy_p parameter.
+ (mips_split_call): Declare.
+ * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
+ (MIPS16_PIC_TEMP): Likewise.
+ (reg_class): Delete M16_NA_REGS.
+ (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
+ (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
+ (mips_split_hi_p): Declare.
+ * config/mips/mips.c (mips_split_hi_p): New array.
+ (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
+ (mips_got_symbol_type_p): New function.
+ (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
+ (mips16_stub_function_p): New function.
+ (mips16_local_function_p): Likewise.
+ (mips_use_pic_fn_addr_reg_p): Likewise.
+ (mips_cannot_force_const_mem): Return false for HIGHs.
+ Extend CONST_INT and symbolic handling to MIPS16, using
+ mips_symbol_insns to check that the base symbol type is a
+ legitimate constant. Reject GOT-based constants if
+ TARGET_MIPS16_PCREL_LOADS.
+ (mips_const_insns): Check targetm.cannot_force_const_mem when
+ decomposing a symbolic base and a large offset.
+ (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
+ When calling a function that needs $25 from MIPS16 code,
+ move the target address into $25 separately and add a USE
+ to the call insn.
+ (mips16_gp_pseudo_reg): Insert the initializer immediately
+ before the first real insn.
+ (mips_pic_base_register, mips_got_load): New functions.
+ (mips_split_symbol): Generalize the name of the LO_SUM_OUT
+ parameter to LOW_OUT. Say that it can be any valid SET_SRC
+ when splitting a load-address operation. Split SYMBOL_GOT_DISP
+ constants and highs of SYMBOL_GOT_PAGE_OFST constants.
+ (mips_call_tls_get_addr): Update the call to mips_expand_call,
+ also passing NULL_RTX rather than const0_rtx as the aux argument.
+ (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
+ instead of TARGET_EXPLICIT_RELOCS.
+ (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
+ (mips_load_call_address): Replace the sibcall_p argument with
+ a mips_call_type argument. Use mips_got_load.
+ (mips16_local_alias): New structure.
+ (mips16_local_aliases): New variable.
+ (mips16_local_aliases_hash): New function.
+ (mips16_local_aliases_eq): Likewise.
+ (mips16_local_alias): Likewise.
+ (mips16_stub_function): Likewise.
+ (mips16_build_function_stub): Create a local alias for the target
+ function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
+ .cpload directive and an R_MIPS_NONE relocation for the target
+ function, then load the alias rather than the function itself.
+ Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
+ (mips16_copy_fpr_return_value): Use mips16_stub_function and
+ mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
+ (mips16_build_call_stub): Replace the FN parameter with an
+ FN_PTR parameter. Force the address into a register if it
+ isn't a call_insn_operand; don't rely on the caller to do this.
+ If a call to a locally-defined and locally-binding MIPS16
+ function must be made indirectly, redirect the call to the
+ function's local alias. Use mips16_stub_function_p,
+ mips16_stub_function, mips_expand_call and use_reg.
+ Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
+ Use explicit %hi and %lo accesses where possible.
+ Use MIPS_CALL to generate the correct code form of a
+ jal instruction. Add clobbers of $18 instead of uses.
+ Update the call to mips_emit_call_insn.
+ (mips_expand_call): Replace the SIBCALL_P argument with a
+ mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
+ Take a LAZY_P parameter. Call mips16_build_call_stub first,
+ allowing it to modify the call address. Update the calls to
+ mips_load_call_address and mips_emit_call_insn.
+ (mips_split_call): New function.
+ (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
+ !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
+ SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
+ (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
+ (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
+ if TARGET_MIPS16.
+ (mips_cprestore_slot): New function.
+ (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
+ and use mips_cprestore_slot.
+ (mips_output_function_prologue): Handle TARGET_MIPS16 for
+ LOADGP_OLDABI.
+ (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
+ then use a copygp_mips16 instruction to set up $28.
+ (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
+ (mips16_lay_out_constants): Call split_all_insns_noflow.
+ (mips_reorg_process_insns): Explicitly set all_noreorder_p to
+ false if TARGET_MIPS16.
+ (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
+ (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
+ mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
+ (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
+ MIPS16 code. Allow MIPS16 o32 PIC.
+ (mips_override_options): Allow MIPS16 o32 PIC.
+ * config/mips/mips.md: Lower CONST_GP_P moves into register moves
+ after reload if TARGET_USE_GOT.
+ (UNSPEC_COPYGP): New constant.
+ (length): Use a default length of 8 for MIPS16 GOT loads.
+ (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
+ (*got_page<mode>): Check mips_split_hi_p.
+ (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
+ (unspec_got<mode>, unspec_call<mode>): New expanders.
+ (load_got<mode>, load_call<mode>): Remove the length attributes.
+ Use a got attribute instead of a type attribute.
+ (copygp_mips16): New insn.
+ (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
+ (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
+ (sibcall, sibcall_value, call, call_value): Update the calls
+ to mips_expand_call.
+ (call_internal, call_value_internal): Use mips_split_call.
+ (call_value_multiple_internal): Likewise.
+ (call_split): Move after call_internal (the insn it is split from).
+ (call_internal_direct, call_value_internal_direct): Turn into
+ define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
+ (call_direct_split, call_value_direct_split): New patterns.
+ * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
+ and use M16_REGS instead of M16_NA_REGS.
+ * config/mips/predicates.md (const_call_insn_operand): Replace
+ the TARGET_ABSOLUTE_ABICALLS-based check with a more general
+ mips_use_pic_fn_addr_reg_p check.
+ (move_operand): Reject HIGHs if mips_split_hi_p.
+ * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
+ (__mips16_floatunsisf): Inline __mips16_floatsisf.
+ (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
+ * config/mips/libgcc-mips16.ver: New file.
+ * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
+ $(srcdir)/config/mips/libgcc-mips16.ver.
+
+2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_unspec_address_offset): Move earlier
+ in file.
+ (mips_unspec_address, mips_unspec_offset_high): Likewise.
+ (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
+ (mips16_cfun_returns_in_fpr_p): Likewise.
+
+2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
+ * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
+ rather than 4 to PC.
+
+2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
+ (FUNCTION_PROFILER): Save the static chain pointer into $2
+ beforehand and restore it aftewards.
+ (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
+ address directly into $25 and call the function through $25;
+ do not clobber $3. Pad the DImode version to cover the space
+ left by the deleted $25 <- $3 move.
+ (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
+ the removal of the $25 <- $3 move.
+ (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
+ * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
+
+2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
+ Daniel Jacobowitz <dan@codesourcery.com>
+
+ * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
+ * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
+ (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
+ * config/mips/mips.c (mips_start_function_definition): New function.
+ (mips_end_function_definition): Likewise.
+ (mips_output_function_prologue): Use mips_start_function_definition.
+ (mips_output_function_epilogue): Use mips_end_function_definition.
+ (build_mips16_function_stub): Use mips_start_function_definition
+ and mips_end_function_definition.
+ (build_mips16_call_stub): Likewise.
+
+2008-08-09 Richard Guenther <rguenther@suse.de>
+
+ * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
+ * gimple.h (gimple_call_fn): Adjust comment.
+ (gimple_call_set_fndecl): New function.
+ (gimple_call_fndecl): Adjust for GIMPLE_CALL no
+ longer having bare FUNCTION_DECL operand.
+ (gimple_call_return_type): Likewise.
+ * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
+
+ * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
+ (gimple_mod_pow2): Likewise.
+ (gimple_mod_subtract): Likewise.
+ (gimple_ic): Likewise.
+ (gimple_stringop_fixed_value): Likewise.
+ (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
+ longer having bare FUNCTION_DECL operand.
+ * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
+ * omp-low.c (optimize_omp_library_calls): Likewise.
+ * cgraphunit.c (update_call_expr): Likewise.
+ * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
+ (execute_convert_to_rsqrt): Likewise.
+ * cfgexpand.c (gimple_to_tree): Simplify.
+ (release_stmt_tree): Fix for GIMPLE_CALL no longer having
+ bare FUNCTION_DECL operand.
+ * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
+ (convert_gimple_call): Use gimple_call_fndecl.
+ * c-common.c (c_warn_unused_result): Likewise.
+
+2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR c/17880
+ * c-typeck.c (digest_init): Call verify_sequence_points from here.
+ (c_finish_return): Likewise.
+ (c_start_case): Likewise.
+ * c-common.c (warn_for_collisions_1): Use explicit location in warning.
+ * c-parser.c (c_parser_condition): New. Call
+ verify_sequence_points.
+ (c_parser_paren_condition): Call c_parser_condition.
+ (c_parser_for_statement): Call c_parser_condition.
+
+2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 36901
+ * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
+ * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
+ Moved from diagnostic.h
+ (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
+ DK_PERMERROR.
+ (emit_diagnostic): New.
+ (warning0, pedwarn0): Delete.
+ (warning, warning_at, pedwarn, permerror): Return bool.
+ * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
+ Moved to diagnostic.c.
+ (struct diagnostic_context): Use correct type for
+ classify_diagnostic.
+ (diagnostic_report_diagnostic): Update declaration.
+ (emit_diagnostic): Declare.
+ * errors.c (warning): Return bool.
+ * errors.h (warning): Update declaration.
+ * toplev.h (warning0, pedwarn0): Delete.
+ (warning, warning_at, pedwarn, permerror): Return bool.
+ * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
+ * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
+ inform. Update all calls.
+ (diagnose_mismatched_decls): Check return value of warning/pedwarn
+ before giving informative note.
+ (implicit_decl_warning): Likewise.
+ * c-typeck.c (build_function_call): Likewise.
+ * tree-sssa.c (warn_uninit): Likewise.
+ * builtins.c (gimplify_va_arg_expr): Likewise.
+
+2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 7651
+ * doc/invoke.texi (-Wextra): Move warning from here...
+ (-Wuninitialized): ... to here.
+
+2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 28875
+ * flags.h (set_Wunused): Delete
+ * toplev.c (process_options): Handle Wunused flags here.
+ * opts.c (maybe_warn_unused_parameter): Delete.
+ (common_handle_option): Replace set_Wunused by warn_unused.
+ (set_Wextra): Do not handle Wunused-parameter here.
+ (set_Wunused): Delete.
+ * c-opts.c (c_common_handle_option): Replace set_Wunused by
+ warn_unused.
+ * common.opt (Wunused): Add Var and Init.
+ (Wunused-function): Likewise.
+ (Wunused-label): Likewise.
+ (Wunused-parameter): Likewise.
+ (Wunused-value): Likewise.
+ (Wunused-variable): Likewise.
+
+2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
+
+ * doc/invoke.texi: Add cpu_type power7.
+ * config.in (HAVE_AS_VSX): New.
+ * config.gcc: Add cpu_type power7.
+ * configure.ac (HAVE_AS_VSX): Check for assembler support of the
+ VSX instructions.
+ * configure: Regenerate.
+ * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
+ power5.
+ * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
+ (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
+ (EXTRA_SPECS): Add asm_cpu_power7 spec string.
+
+2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
+
+ * tree-vect-transform.c (vectorizable_conversion): Pass the integral
+ type to vectorize.builtin_conversion.
+ (vectorizable_conversion): Likewise.
+ * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
+ integral type as input.
+ * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
+ FIX_TRUNC_EXPR.
+ (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
+ and ALTIVEC_BUILTIN_VCTSXS.
+ (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
+ formatting.
+
+2008-08-08 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-ccp.c (likely_value): Calls are not all varying.
+ (surely_varying_stmt_p): Calls are varying only if they are
+ non-builtin and not indirect or have no result.
+ (ccp_fold): Re-instantiate code before the tuples merge.
+
+2008-08-08 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/37056
+ * gimple.h (gimple_assign_rhs_class): New helper function.
+ * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
+ unary operations properly.
+
+2008-08-07 Jan Hubicka <jh@suse.cz>
+
+ * i386.h (ix86_size_cost): Declare.
+ (ix86_cur_cost): New function macro.
+ * i386.md (peepholes expanding size and splitters): Predicate by
+ optimize_insn_for_speed_p.
+ (peepholes reduce size and splitters): Predicate by
+ optimize_insn_for_size_p.
+ * i386.c (ix86_size_cost): Rename from ...
+ (size_cost): This one.
+ (override_options): Update.
+ (decide_alg): Likewise.
+ (ix86_expand_clear): Use RTL profile.
+ (ix86_pad_returns): Use RTL profile.
+
+2008-08-07 Jan Hubicka <jh@suse.cz>
+
+ * recog.c (split_all_insns): Set RTL profile
+ (peephole2_optimize): Likewise.
+ * function.c (thread_prologue_and_epilogue_insns): Likewise.
+ * combine.c (combine_instructions): Likewise.
+
+2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c-common.c (c_common_reswords): Also warn about keyword "bool".
+
+2008-08-07 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
+ value in a6 after the set_frame_ptr insn.
+
+2008-08-07 Richard Henderson <rth@redhat.com>
+
+ PR debug/37033
+ * gcc.c (cpp_options): Pass along -g*.
+
+2008-08-07 Joseph Myers <joseph@codesourcery.com>
+
+ * config/arm/arm.c (output_move_neon): Update comment describing
+ big-endian vector layout.
+ (arm_assemble_integer): Do not handle big-endian NEON vectors
+ specially.
+ * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
+ neon_vget_lane<mode>_sext_internal,
+ neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
+ element indices for big-endian.
+
+2008-08-07 Richard Henderson <rth@redhat.com>
+
+ * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
+ * configure, config.in: Rebuild.
+ * debug.h (dwarf2out_do_cfi_asm): Declare.
+ * c-cppbuiltin.c (c_cpp_builtins): Use it.
+ * dwarf2out.c (dwarf2out_do_cfi_asm): New.
+ (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
+ dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
+
+2008-08-07 Joseph Myers <joseph@codesourcery.com>
+
+ * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
+ movv2si_internal): Combine into mov<mode>_internal.
+ (movv2si_internal_2): Remove.
+
+2008-08-07 Jan Hubicka <jh@suse.cz>
+
+ PR target/37048
+ * i386.md (single stringop patterns): Enable unconditionally.
+
+2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/36992
+ * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
+
+ * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
+ (bdesc_args): Add IX86_BUILTIN_MOVQ128.
+
+ * config/i386/sse.md (sse2_movq128): New.
+
+ * doc/extend.texi: Document __builtin_ia32_movq128.
+
+2008-08-07 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/37042
+ * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
+ pointers can access anything.
+
+2008-08-06 Jan Hubicka <jh@suse.cz>
+
+ * optabs.c (emit_unop_insn): Break out to ...
+ (maybe_emit_unop_insn): ... this one.
+ (expand_sfix_optab): Use maybe variant.
+ * optabs.h (maybe_emit_unop_insn): Declare.
+
+ * i386.md (mov0 patterns): Enable by default.
+ (FP conversion expanders): Disable expansion of code expanding
+ sequences when instruction should be optimized for size.
+ (single strinop patterns): Enable when optimizing for size.
+ (string expanders): Disable expanding of code expanding sequences
+ when optimizning instruction for size.
+ * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
+ per BB basis.
+ (ix86_fp_comparison_sahf_cost): Likewise.
+ (ix86_expand_branch): Likewise.
+ (ix86_expand_ashl_const): Likewise.
+ (ix86_split_ashl): Likewise.
+ (ix86_expand_strlen): Likewise.
+ (ix86_emit_fp_unordered_jump): Likewie.
+
+2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c-common.c: Fix typo.
+ (c_common_reswords): Activate more C++ keyword warnings.
+
+ * matrix-reorg.c (compute_offset): Avoid C++ keywords.
+
+2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 26785
+ * diagnostic.c (permerror_at): New.
+ * toplev.h (permerror_at): Declare.
+
+2008-08-06 Victor Kaplansky <victork@il.ibm.com>
+ Ira Rosen <irar@il.ibm.com>
+
+ * tree-vect-transform.c (vect_model_simple_cost): Return
+ immediately if stmt is pure SLP.
+ (vect_model_store_cost): Ditto.
+ (vect_model_load_cost): Ditto.
+ (vectorizable_store): Remove PURE_SLP check before call
+ to vect_model_store_cost.
+ (vect_model_store_cost): When checking whether stmt describe
+ strided access, add a check that it is not slp_node.
+
+2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 8715
+ * c-common.c (warn_for_sign_compare): New. Handle separately the
+ case that 'constant' is zero.
+ * c-typeck.c (build_binary_op): Move code to c-common.c
+
+2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * config/alpha/alpha.c (alpha_preferred_reload_class,
+ alpha_secondary_reload, alpha_emit_set_const_1, function_value,
+ alpha_output_mi_thunk_osf): Avoid C++ keywords.
+ * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
+ * config/arm/arm.md: Likewise.
+ * config/avr/avr-protos.h (preferred_reload_class,
+ test_hard_reg_class, avr_simplify_comparison_p,
+ out_shift_with_cnt, class_max_nregs): Likewise.
+ * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
+ output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
+ preferred_reload_class, test_hard_reg_class): Likewise.
+ * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
+ bfin_memory_move_cost, bfin_secondary_reload,
+ bfin_output_mi_thunk): Likewise.
+ * config/crx/crx.c (crx_secondary_reload_class,
+ crx_memory_move_cost): Likewise.
+ * config/frv/frv-protos.h (frv_secondary_reload_class,
+ frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
+ * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
+ frv_secondary_reload_class, frv_class_likely_spilled_p,
+ frv_class_max_nregs): Likewise.
+ * config/h8300/h8300.c (h8300_classify_operand,
+ h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
+ Likewise.
+ * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
+ * config/ia64/ia64.c (ia64_preferred_reload_class,
+ ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
+ * config/iq2000/iq2000.c (gen_int_relational): Likewise.
+ * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
+ Likewise.
+ * config/m68hc11/m68hc11.c (preferred_reload_class,
+ m68hc11_memory_move_cost): Likewise.
+ * config/mcore/mcore.c (mcore_secondary_reload_class,
+ mcore_reload_class): Likewise.
+ * config/mips/mips.c (mips_hard_regno_mode_ok_p,
+ mips_class_max_nregs, mips_cannot_change_mode_class,
+ mips_preferred_reload_class, mips_secondary_reload_class,
+ mips_output_mi_thunk): Likewise.
+ * config/mmix/mmix.c (mmix_preferred_reload_class,
+ mmix_preferred_output_reload_class, mmix_secondary_reload_class):
+ Likewise.
+ * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
+ Likewise.
+ * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
+ pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
+ * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
+ * config/rs6000/rs6000.c (paired_expand_vector_init,
+ rs6000_secondary_reload_class, rs6000_output_mi_thunk,
+ compare_section_name, rs6000_memory_move_cost): Likewise.
+ * config/s390/s390.c (s390_emit_compare_and_swap,
+ s390_preferred_reload_class, s390_secondary_reload,
+ legitimize_pic_address, legitimize_tls_address,
+ legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
+ s390_class_max_nregs): Likewise.
+ * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
+ * config/s390/s390.md: Likewise.
+ * config/score/score-protos.h (score_secondary_reload_class,
+ score_preferred_reload_class): Likewise.
+ * config/score/score.c (score_preferred_reload_class,
+ score_secondary_reload_class): Likewise.
+ * config/score/score3.c (score3_output_mi_thunk,
+ score3_preferred_reload_class, score3_secondary_reload_class,
+ score3_hard_regno_mode_ok): Likewise.
+ * config/score/score3.h (score3_preferred_reload_class,
+ score3_secondary_reload_class): Likewise.
+ * config/score/score7.c (score7_output_mi_thunk,
+ score7_preferred_reload_class, score7_secondary_reload_class,
+ score7_hard_regno_mode_ok): Likewise.
+ * config/score/score7.h (score7_preferred_reload_class,
+ score7_secondary_reload_class): Likewise.
+ * config/sh/sh.c (prepare_move_operands, output_far_jump,
+ output_branchy_insn, add_constant, gen_block_redirect,
+ sh_insn_length_adjustment, sh_cannot_change_mode_class,
+ sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
+ * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
+ * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
+ xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
+ xstormy16_preferred_reload_class): Likewise.
+ * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
+ xtensa_expand_atomic, override_options,
+ xtensa_preferred_reload_class, xtensa_secondary_reload_class):
+ Likewise.
+ * reorg.c (try_merge_delay_insns): Likewise.
+ * tree.c (merge_dllimport_decl_attributes): Likewise.
+
+ * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
+
+2008-08-06 Michael Matz <matz@suse.de>
+
+ * Makefile.in (write_entries_to_file): Quote words.
+ * gengtype.c (read_input_line): Skip over leading white-space.
+
+2008-08-06 Marc Gauthier <marc@tensilica.com>
+
+ * config.gcc: Match more processor names for Xtensa.
+ * configure.ac: Likewise.
+ * doc/install.texi (Specific): Likewise.
+ * configure: Regenerate.
+
+2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
+ * calls.c (avoid_likely_spilled_reg): Likewise.
+ * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
+ * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
+ * config/i386/i386.c (ix86_expand_special_args_builtin,
+ ix86_secondary_reload): Likewise.
+ * except.c (struct eh_region, gen_eh_region_catch,
+ remove_unreachable_regions, duplicate_eh_regions,
+ assign_filter_values, build_post_landing_pads,
+ sjlj_find_directly_reachable_regions, remove_eh_handler,
+ reachable_next_level, foreach_reachable_handler,
+ can_throw_internal_1, can_throw_external_1,
+ collect_one_action_chain): Likewise.
+ * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
+ * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
+ * function.c (update_temp_slot_address, instantiate_new_reg,
+ instantiate_virtual_regs_in_rtx,
+ instantiate_virtual_regs_in_insn): Likewise.
+ * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
+ * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
+ gimplify_cleanup_point_expr): Likewise.
+ * ipa-cp.c (ipcp_lattice_changed): Likewise.
+ * passes.c (next_pass_1): Likewise.
+ * print-tree.c (print_node_brief, print_node): Likewise.
+ * profile.c (branch_prob): Likewise.
+ * tree-dump.c (dump_register): Likewise.
+ * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
+ Likewise.
+ * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
+ copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
+ copy_edges_for_bb, copy_cfg_body, copy_tree_r,
+ copy_arguments_for_versioning, copy_static_chain): Likewise.
+ * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
+ add_new_name_mapping, register_new_name_mapping): Likewise.
+ * tree-mudflap.c (mf_xform_derefs): Likewise.
+ * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
+ get_init_expr, combine_chains): Likewise.
+ * tree-pretty-print.c (dump_generic_node): Likewise.
+ * tree-ssa-structalias.c (create_variable_info_for): Likewise.
+ * tree-vrp.c (simplify_cond_using_ranges): Likewise.
+ * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
+ * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
+
+2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR middle-end/37010
+ * calls.c (expand_call): Use the biggest preferred stack
+ boundary.
+
+2008-08-06 Michael Matz <matz@suse.de>
+
+ PR target/36613
+ * reload.c (push_reload): Merge in,out,in_reg,out_reg members
+ for reused reload, instead of overwriting them.
+
+2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR middle-end/37009
+ * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
+ for incoming stack boundary.
+
+ * function.c (assign_parm_find_entry_rtl): Update
+ parm_stack_boundary.
+
+ * function.h (rtl_data): Add parm_stack_boundary.
+
+ * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
+ parm_stack_boundary for incoming stack boundary.
+
+2008-08-06 Joseph Myers <joseph@codesourcery.com>
+
+ * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
+ for unrepresentable subregs or treat them as equal to other regs
+ or subregs with the same register number.
+
+2008-08-06 Aldy Hernandez <aldyh@redhat.com>
+
+ PR middle-end/35432
+ * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
+ if want_value.
+
+2008-08-06 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (maybe_hot_frequency_p): When profile is absent, all
+ frequencies might be hot.
+
+2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * reload.c (find_reloads): Force constants into literal pool
+ also if they are wrapped in a SUBREG.
+
+2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ PR target/35659
+ * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
+ * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
+ Don't allow predicated instructions for data speculation.
+ * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
+ declaration.
+
+2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * haifa-sched.c (extend_global): Split to extend_global_data and
+ extend_region_data. Update all uses.
+ (extend_all): Rename to extend_block_data.
+
+2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * sched-rgn.c (new_ready): Check if instruction can be
+ speculatively scheduled before attempting speculation.
+ (debug_rgn_dependencies): Remove wrongful assert.
+
+2008-08-05 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
+
+2008-08-05 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
+ (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
+ va_size, and type_size.
+
+2008-08-04 Jason Merrill <jason@redhat.com>
+
+ PR c++/37016
+ * tree-ssa.c (useless_type_conversion_p_1): Call langhook
+ if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
+
+2008-08-05 Richard Henderson <rth@redhat.com>
+
+ * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
+ * configure: Rebuild.
+
+2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR tree-opt/37024
+ * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
+ instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
+ is a conversion.
+
+2008-08-05 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
+ * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
+ * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
+ * common.opt (fdwarf2-cfi-asm): New.
+ * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
+ * config.in, configure: Rebuild.
+ * dwarf2asm.c (dw2_asm_output_data_raw): New.
+ (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
+ New.
+ (dw2_force_const_mem): Externalize.
+ * dwarf2asm.h: Update.
+ * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
+ generate a real label.
+ (output_cfi_directive): New.
+ (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
+ (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
+ (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
+ and .cfi_lsda.
+ (dwarf2out_end_epilogue): Emit .cfi_endproc.
+ (output_loc_operands_raw, output_loc_sequence_raw): New.
+ (output_cfa_loc_raw): New.
+
+2008-08-05 Paul Brook <paul@codesourcery.com>
+
+ * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
+ * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
+ (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
+ (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
+ * config/arm/arm.h (TARGET_VFPD32): Define.
+ (TARGET_VFP3): Use TARGET_VFPD32.
+ (fputype): Add FPUTYPE_VFP3D16.
+ (LAST_VFP_REGNUM): Use TARGET_VFPD32.
+ * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
+ * config/arm/arm-cores.def: Add cortex-r4f.
+ * config/arm/arm-tune.md: Regenerate.
+
+2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
+ Reword some comments throughout the file.
+
+ (MFC_MIN_DMA_LIST_ELEMENTS): New define.
+ (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
+ (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
+ MFC_MIN_DMA_LIST_ELEMENTS.
+ (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
+ MFC_MAX_DMA_LIST_ELEMENTS.
+
+ (MFC_START_ENABLE): Remove PPU-only define.
+ (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
+ (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
+
+ (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
+ (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
+ (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
+ (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
+ (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
+ (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
+ (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
+
+ (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
+ (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
+ (mfc_sdcrt, mfc_sdcrtst): Likewise.
+ (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
+
+ (spu_read_machine_status): Fix typo.
+
+2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
+ SUBREG of multi-word hard register.
+ * config/spu/spu.c (valid_subreg): Likewise.
+ (adjust_operand): Handle SUBREGs of multi-word hard registers.
+
+2008-08-04 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
+ the candidate with the stripped base if that base is different
+ from the original base even for offset zero.
+
+2008-08-04 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/36691
+ * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
+ check for no_overflow.
+
+2008-08-04 Richard Guenther <rguenther@suse.de>
+
+ * tree-vect-transform.c (vectorizable_call): Fix tuplification.
+
+2008-08-04 Paul Brook <paul@codesourcery.com>
+
+ * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
+ (arm_order_regs_for_local_alloc): New function.
+ * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
+ prototype.
+ * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
+
+2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/37012
+ * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
+ instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
+ (ix86_expand_epilogue): Likewise.
+
+2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
+ in comments.
+
+2008-08-03 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
+ to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
+ (*movv2sf_internal_rex64): Ditto.
+
+2008-08-03 Jan Hubicka <jh@suse.cz>
+
+ * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
+ expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
+ * expmed.c (expand_smod_pow2): Likewise.
+
+2008-08-03 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/36992
+ * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
+ alternative 0 of operand 1.
+ (*vec_concatv2di_rex64_sse): Ditto.
+ (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
+ of operand 1.
+ (*sse2_storeq_rex64): Penalize allocation of "r" registers.
+ * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
+ of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
+ (*movv2sf_internal_rex64): Ditto.
+
+2008-08-02 Richard Guenther <rguenther@suse.de>
+
+ PR target/35252
+ * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
+ (ssedoublesizemode): New mode attribute.
+ (sse_shufps): Call gen_sse_shufps_v4sf.
+ (sse_shufps_1): Macroize.
+ (sse2_shufpd): Call gen_Sse_shufpd_v2df.
+ (sse2_shufpd_1): Macroize.
+ (vec_extract_odd, vec_extract_even): New expanders.
+ (vec_interleave_highv4sf, vec_interleave_lowv4sf,
+ vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
+ * i386.c (ix86_expand_vector_init_one_nonzero): Call
+ gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
+ (ix86_expand_vector_set): Likewise.
+ (ix86_expand_reduc_v4sf): Likewise.
+
+2008-08-01 Doug Kwan <dougkwan@google.com>
+
+ * matrix-reorg.c: Re-enable all code.
+ (struct malloc_call_data): Change CALL_STMT to gimple type.
+ (collect_data_for_malloc_call): Tuplify.
+ (struct access_site_info): Change STMT to gimple type.
+ (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
+ and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
+ (struct free_info): Change STMT to gimple type.
+ (struct matrix_access_phi_node): Change PHI to gimple type.
+ (get_inner_of_cast_expr): Remove.
+ (may_flatten_matrices_1): Tuplify.
+ (may_flatten_matrices): Ditto.
+ (mark_min_matrix_escape_level): Ditto.
+ (ssa_accessed_in_tree): Refactor statement RHS related code into ...
+ (ssa_accessed_in_call_rhs): New
+ (ssa_accessed_in_assign_rhs): New
+ (record_access_alloc_site_info): Tuplify.
+ (add_allocation_site): Ditto.
+ (analyze_matrix_allocation_site): Ditto.
+ (analyze_transpose): Ditto.
+ (get_index_from_offset): Ditto.
+ (update_type_size): Ditto.
+ (analyze_accesses_for_call_expr): Tuplify and renamed into ...
+ (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
+ (analyze_accesses_for_phi_node): Tuplify.
+ (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
+ (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
+ (analyze_matrix_accesses): Tuplify.
+ (check_var_data): New call-back type for check_var_notmodified_p.
+ (check_var_notmodified_p): Tuplify and use call-back struct to
+ return statement found.
+ (can_calculate_expr_before_stmt): Factor out statement related code
+ into ...
+ (can_calculate_stmt_before_stmt): New.
+ (check_allocation_function): Tuplify.
+ (find_sites_in_func): Ditto.
+ (record_all_accesses_in_func): Ditto.
+ (transform_access_sites): Ditto.
+ (transform_allocation_sites): Ditto.
+ (matrix_reorg): Re-enable.
+ (gate_matrix_reorg): Re-enable.
+
+2008-08-01 Jakub Jelinek <jakub@redhat.com>
+
+ * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
+ for labels for which it hasn't been set yet. If it has been set,
+ stop walking insns and continue with next worklist item.
+ (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
+ if the only BARRIER is at the very end of a function.
+
+2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
+
+ * cfgexpand.c (expand_stack_alignment): Assert that
+ stack_realign_drap and drap_rtx must match.
+
+ * function.c (instantiate_new_reg): If DRAP is used to realign
+ stack, replace virtual_incoming_args_rtx with internal arg
+ pointer.
+
+2008-08-01 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
+ loop information only if we initialized it.
+ (execute_pre): Call fini_pre with in_fre.
+ * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
+ if we do not unroll because we hit max-completely-peeled-insns.
+ Use our estimation for consistency, do allow shrinking.
+
+2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
+ with MIN_STACK_BOUNDARY.
+ (ix86_update_stack_boundary): Likewise.
+ (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
+ STACK_BOUNDARY.
+
+ * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
+ (MIN_STACK_BOUNDARY): This.
+
+2008-08-01 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/36997
+ * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
+
+2008-08-01 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36988
+ * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
+ do not matter if that doesn't change volatile qualification.
+
+2008-08-01 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Do not generate libada-mk. Do not subst
+ host_cc_for_libada.
+ * libada-mk.in: Remove.
+ * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
+ * configure: Regenerate.
+
+2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
+
+ * tree-pass.h: Added comment about not dumping passes with name
+ starting with star in struct opt_pass.
+ * passes.c (register_dump_files_1): Don't do dump for a pass with
+ name starting with star.
+ * doc/passes.texi (Pass manager): Mention pass names and special
+ meaning of star prefix to avoid dump.
+
+2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
+ to MIPS64r2.
+ * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
+ (ISA_MIPS64R2): New macro.
+ (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
+ (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
+ ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
+ ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
+ ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
+ ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
+ ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
+ (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
+ (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
+ Move up to keep list alphabetically sorted.
+ (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
+ * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
+ processor.
+ * doc/invoke.texi (MIPS Options): Add -mips64r2.
+ (-march=@var{arch}): Add mips64r2.
+
+2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
+
+2008-07-31 Steve Ellcey <sje@cup.hp.com>
+
+ * expr.c (expand_assignment): Check for complete type.
+
+2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR debug/36977
+ * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
+
+ * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
+ for stack alignment.
+
+ * function.h (rtl_data): Add stack_realign_tried. Update comments.
+
+2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh_canonical_va_list_type): Remove.
+ (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
+
+2008-07-31 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/36419
+ * dwarf2out.c (barrier_args_size): New variable.
+ (compute_barrier_args_size, compute_barrier_args_size_1): New
+ functions.
+ (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
+ if not called yet in the current function, use barrier_args_size
+ array to find the new args_size value.
+ (dwarf2out_frame_debug): Free and clear barrier_args_size.
+
+2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR debug/36980
+ * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
+ rule 19.
+
+2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR debug/36976
+ * dwarf2out.c (dwarf2out_args_size_adjust): New.
+ (dwarf2out_stack_adjust): Use it.
+ (dwarf2out_frame_debug_expr): Likewise.
+
+2008-07-31 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36978
+ * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
+ the generated condition.
+
+2008-07-31 Richard Guenther <rguenther@suse.de>
+
+ * passes.c (init_optimization_passes): Always call
+ pass_early_warn_uninitialized.
+ * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
+ * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
+ * doc/passes.texi (Warn for uninitialized variables): Adjust.
+
+2008-07-31 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/36970
+ * builtins.c (maybe_emit_free_warning): New function.
+ (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
+ maybe_emit_free_warning for BUILT_IN_FREE.
+
+ PR debug/36278
+ * dwarf2out.c (get_context_die): New function.
+ (force_decl_die, force_type_die): Use it.
+ (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
+ returns NULL, force generation of DW_TAG_typedef and put that into
+ DW_AT_import.
+
+ PR preprocessor/36649
+ * c-pch.c (c_common_read_pch): Save and restore
+ line_table->trace_includes across PCH restore.
+
+2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR ada/36554
+ * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
+
+2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
+
+ PR 36974
+ * final.c (call_from_call_insn): Handle COND_EXEC.
+
+2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
+
+ * builtins.c (std_gimplify_va_arg_expr): Replace
+ PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
+ * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
+
+2008-07-30 Joey Ye <joey.ye@intel.com>
+ H.J. Lu <hongjiu.lu@intel.com>
+
+ * builtins.c (expand_builtin_setjmp_receiver): Replace
+ virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
+ (expand_builtin_apply_args_1): Likewise.
+ (expand_builtin_longjmp): Need DRAP for stack alignment.
+ (expand_builtin_apply): Likewise.
+
+ * caller-save.c (setup_save_areas): Call assign_stack_local_1
+ instead of assign_stack_local to allow alignment reduction.
+
+ * calls.c (emit_call_1): Need DRAP for stack alignment if
+ return pops.
+ (expand_call): Replace virtual_incoming_args_rtx with
+ crtl->args.internal_arg_pointer.
+ * stmt.c (expand_nl_goto_receiver): Likewise.
+
+ * cfgexpand.c (get_decl_align_unit): Estimate stack variable
+ alignment and store to stack_alignment_estimated and
+ max_used_stack_slot_alignment.
+ (expand_one_var): Likewise.
+ (expand_stack_alignment): New function.
+ (tree_expand_cfg): Initialize max_used_stack_slot_alignment
+ and stack_alignment_estimated fields in rtl_data. Call
+ expand_stack_alignment at end.
+
+ * defaults.h (INCOMING_STACK_BOUNDARY): New.
+ (MAX_STACK_ALIGNMENT): Likewise.
+ (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
+ (SUPPORTS_STACK_ALIGNMENT): Likewise.
+
+ * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
+ stack alignment when generating virtual registers.
+
+ * function.c (assign_stack_local): Renamed to ...
+ (assign_stack_local_1): This. Add a parameter to indicate
+ if it is OK to reduce alignment.
+ (assign_stack_local): Use it.
+ (instantiate_new_reg): Instantiate virtual incoming args rtx
+ to vDRAP if stack realignment and DRAP is needed.
+ (assign_parms): Collect parameter/return type alignment and
+ contribute to stack_alignment_estimated.
+ (locate_and_pad_parm): Likewise.
+ (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
+ with crtl->args.internal_arg_pointer.
+
+ * function.h (rtl_data): Add new field drap_reg,
+ max_used_stack_slot_alignment, stack_alignment_estimated,
+ stack_realign_needed, need_drap, stack_realign_processed and
+ stack_realign_finalized.
+ (stack_realign_fp): New macro.
+ (stack_realign_drap): Likewise.
+
+ * global.c (compute_regsets): Frame pointer is needed when
+ stack is realigned. Can eliminate frame pointer when stack is
+ realigned and dynamic realigned argument pointer isn't used.
+
+ * reload1.c (update_eliminables): Frame pointer is needed
+ when stack is realigned.
+ (init_elim_table): Can eliminate frame pointer when stack is
+ realigned and dynamic realigned argument pointer isn't used.
+
+ * rtl.h (assign_stack_local_1): Declare new funtion.
+
+ * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
+ (TARGET_GET_DRAP_RTX): Likewise.
+ (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
+ TARGET_GET_DRAP_RTX.
+
+ * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
+
+ * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
+ STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
+
+2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
+ H.J. Lu <hongjiu.lu@intel.com>
+
+ * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
+ vdrap_reg, stack_realign and drap_reg_saved.
+ (add_cfi): Don't allow redefining CFA when DRAP is used.
+ (reg_save): Handle stack alignment.
+ (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
+ alignment. Don't generate DWARF information for (set fp sp)
+ when DRAP is used.
+ (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
+ to INVALID_REGNUM.
+ (int_loc_descriptor): Move prototype forward. Also define if
+ DWARF2_UNWIND_INFO is true.
+ (output_cfa_loc): Handle DW_CFA_expression.
+ (build_cfa_aligned_loc): New.
+ (based_loc_descr): Update assert for stack realign. For local
+ variables, use sp+offset when stack is aligned without drap and
+ fp+offset when stack is aligned with drap. For arguments, use
+ cfa+offset when drap is used to align stack.
+
+2008-07-30 Joey Ye <joey.ye@intel.com>
+ H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_force_align_arg_pointer_string):
+ Break long line.
+ (ix86_gen_andsp): New.
+ (ix86_user_incoming_stack_boundary): Likewise.
+ (ix86_default_incoming_stack_boundary): Likewise.
+ (ix86_incoming_stack_boundary): Likewise.
+ (ix86_can_eliminate): Likewise.
+ (find_drap_reg): Likewise.
+ (ix86_update_stack_boundary): Likewise.
+ (ix86_get_drap_rtx): Likewise.
+ (ix86_finalize_stack_realign_flags): Likewise.
+ (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
+ (TARGET_GET_DRAP_RTX): Likewise.
+ (override_options): Overide option value for new options.
+ (ix86_function_ok_for_sibcall): Remove check for
+ force_align_arg_pointer.
+ (ix86_handle_cconv_attribute): Likewise.
+ (ix86_function_regparm): Likewise.
+ (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
+ (ix86_va_start): Replace virtual_incoming_args_rtx with
+ crtl->args.internal_arg_pointer.
+ (ix86_select_alt_pic_regnum): Check DRAP register.
+ (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
+ (ix86_compute_frame_layout): Compute frame layout wrt stack
+ realignment.
+ (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
+ (ix86_expand_prologue): Decide if stack realignment is needed
+ and generate prologue code accordingly.
+ (ix86_expand_epilogue): Generate epilogue code wrt stack
+ realignment is really needed or not.
+
+ * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
+ (ABI_STACK_BOUNDARY): Likewise.
+ (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
+ (STACK_REALIGN_DEFAULT): Likewise.
+ (INCOMING_STACK_BOUNDARY): Likewise.
+ (MAX_STACK_ALIGNMENT): Likewise.
+ (ix86_incoming_stack_boundary): Likewise.
+ (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
+ (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
+ (CAN_ELIMINATE): Defined with ix86_can_eliminate.
+ (machine_function): Remove force_align_arg_pointer.
+
+ * config/i386/i386.md (BX_REG): New.
+ (R13_REG): Likewise.
+
+ * config/i386/i386.opt (mforce_drap): New.
+ (mincoming-stack-boundary): Likewise.
+ (mstackrealign): Add Init(-1).
+
+ * config/i386/i386-protos.h (ix86_can_eliminate): New
+
+2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
+
+ * doc/extend.texi: Update force_align_arg_pointer.
+
+ * doc/invoke.texi: Document -mincoming-stack-boundary. Update
+ -mstackrealign.
+
+ * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
+ (INCOMING_STACK_BOUNDARY): Likewise.
+ (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
+ (TARGET_GET_DRAP_RTX): Likewise.
+
+2008-07-30 Andreas Schwab <schwab@suse.de>
+
+ PR rtl-optimization/36929
+ * dse.c (replace_inc_dec): Use emit_insn_before instead of
+ add_insn_before and fix argument order.
+ (replace_inc_dec_mem): Handle NULL rtx.
+
+2008-07-30 Andrew Jenner <andrew@codesourcery.com>
+
+ * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
+ function.
+ (arm_compute_initial_elimination_offset): Use it.
+ (arm_compute_save_reg_mask): Include static chain save slot when
+ calculating alignment.
+ (arm_get_frame_offsets): Ditto.
+ (thumb1_compute_save_reg_mask): Ensure we have a low register saved
+ that we can use to decrement the stack when the stack decrement
+ could be too big for an immediate value in a single insn.
+ (thumb1_expand_prologue): Avoid using r12 for stack decrement.
+
+2008-07-30 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36967
+ * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
+ Release defs of statements we remove.
+
+2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
+ instead of NULL_RTVEC.
+
+2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
+
+ PR target/35866
+
+ * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
+ vector modes.
+
+2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
+
+ * final.c (call_from_call_insn): New.
+ (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
+
+2008-07-30 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Substitute ADA_CFLAGS.
+ * configure: Regenerate.
+ * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
+ * Makefile.in: Remove mention of X_* variables.
+ * config/pa/x-ada-hpux10: Remove.
+ * config/pa/x-ada: Remove.
+
+ * doc/fragments.texi: Update.
+
+2008-07-30 Olivier Hainque <hainque@adacore.com>
+
+ * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
+ * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
+ __dso_handle explicitly here.
+
+2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 34389
+ * c-typeck.c (build_binary_op): Encapsulate code into...
+ * c-common.c (shorten_binary_op): ...this new function.
+ (conversion_warning): Use the new function. Handle non-negative
+ constant in bitwise-and.
+ * c-common.h (shorten_binary_op): Declare.
+
+2008-07-30 Olivier Hainque <hainque@adacore.com>
+
+ * scan.c (make_sstring_space): Add explicit conversions of
+ allocator's return value.
+ * fix-header.c (recognized_function): Likewise.
+
+2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/cpp.texi: Update to GFDL 1.2.
+ * doc/gcc.texi: Do not list GPL as Invariant Section.
+ * doc/gccint.texi: Likewise. Update copyright years.
+ * doc/install.texi: Update copyright years.
+
+2008-07-30 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/36955
+ * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
+ a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
+
+2008-07-29 Jan Hubicka <jh@suse.cz>
+
+ * c-decl.c (merge_decls): Do not handle DECL_INLINE.
+ (grokdeclarator): Likewise.
+ * langhooks.c (lhd_warn_unused_global_decl): Use
+ DECL_DECLARED_INLINE_P.
+ * print-tree.c (print_node): Remove DECL_INLINE check.
+
+2008-07-29 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36945
+ * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
+ * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
+ Record invariant addresses un-decomposed.
+ (copy_reference_ops_from_call): Record reference call
+ arguments properly. Simplify.
+ * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
+ helper split out from ...
+ (create_component_ref_by_pieces): ... here. Simplify.
+ Prepare for recursive invocation for call arguments.
+ (create_expression_by_pieces): Adjust call to
+ create_component_ref_by_pieces.
+ (compute_avail): Process operand 2 of reference ops.
+
+2008-07-29 Richard Guenther <rguenther@suse.de>
+
+ * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
+
+2008-07-29 Jakub Jelinek <jakub@redhat.com>
+
+ * c-format.c (check_format_types): Revert unwanted checkin.
+
+2008-07-29 Jan Hubicka <jh@suse.cz>
+
+ * flags.h (flag_really_no_inline): Remove.
+ * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
+ * toplev.c (flag_really_no_inline): Remove.
+ * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
+ * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
+ (cgraph_decide_inlining_incrementally): Likewise.
+ (compute_inline_parameters): Likewise.
+ * opts.c (decode_options): Simplify.
+ * c-opts.c (c_common_post_options): Do not set flag_no_inline.
+ * common.opt (finline): Initialize to 1.
+ * tree-inline.c (inlinable_function_p): Check flag_no_inline.
+
+2008-07-29 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (always_optimize_for_size_p): New function.
+ (optimize_bb_for_size_p, optimize_bb_for_speed_p,
+ optimize_edge_for_size_p, optimize_edge_for_speed_p,
+ optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
+ functions.
+ (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
+ * function.c (prepare_function_start): Set default profile.
+ * function.h (rtl_data): Add maybe_hot_insn_p.
+ * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
+ (construct_exit_block): Likewise.
+ (tree_expand_cfg): Likewise.
+ * basic-block.h
+ (optimize_bb_for_size_p, optimize_bb_for_speed_p,
+ optimize_edge_for_size_p, optimize_edge_for_speed_p,
+ optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
+ (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
+ Declare.
+
+2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 34985
+ * c-decl.c (merge_decls): Merge USED flags.
+
+2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
+ valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
+ next_stack, lab_false and lab_over trees.
+
+2008-07-28 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36957
+ * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
+ (useless_type_conversion_p): Remove.
+ (types_compatible_p): Remove.
+ * gimple.h (tree_ssa_useless_type_conversion): Declare.
+ (useless_type_conversion_p): Declare.
+ (types_compatible_p): Declare.
+ (gimple_expr_type): Return the base type only if it is
+ trivially convertible to the subtype.
+
+2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
+
+ * configure.ac: Use the m4_do macro to concatenate the warnings into
+ one string in ACX_PROG_CC_WARNING_OPTS,
+ ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
+ ACX_PROG_CC_WARNINGS_ARE_ERRORS.
+ * configure: Regenerate.
+
+2008-07-28 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
+ (insert_fake_stores): Remove.
+ (realify_fake_stores): Likewise.
+ (execute_pre): Remove dead code.
+ * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
+ (find_func_aliases): Deal with it here instead.
+ Re-enable gcc_unreachable call.
+
+2008-07-28 Richard Guenther <rguenther@suse.de>
+
+ Merge from gimple-tuples-branch.
+
+ * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
+ * gimple.def: New file.
+ * gsstruct.def: Likewise.
+ * gimple-iterator.c: Likewise.
+ * gimple-pretty-print.c: Likewise.
+ * tree-gimple.c: Removed. Merged into ...
+ * gimple.c: ... here. New file.
+ * tree-gimple.h: Removed. Merged into ...
+ * gimple.h: ... here. New file.
+
+ * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
+ * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
+ --enable-checking=gimple flag.
+ * config.in: Likewise.
+ * configure: Regenerated.
+
+ * tree-ssa-operands.h: Tuplified.
+ * tree-vrp.c: Likewise.
+ * tree-loop-linear.c: Likewise.
+ * tree-into-ssa.c: Likewise.
+ * tree-ssa-loop-im.c: Likewise.
+ * tree-dump.c: Likewise.
+ * tree-complex.c: Likewise.
+ * cgraphbuild.c: Likewise.
+ * tree-ssa-threadupdate.c: Likewise.
+ * tree-ssa-loop-niter.c: Likewise.
+ * tree-pretty-print.c: Likewise.
+ * tracer.c: Likewise.
+ * gengtype.c: Likewise.
+ * tree-loop-distribution.c: Likewise.
+ * tree-ssa-loop-unswitch.c: Likewise.
+ * cgraph.c: Likewise.
+ * cgraph.h: Likewise.
+ * tree-ssa-loop-manip.c: Likewise.
+ * value-prof.c: Likewise.
+ * tree-ssa-loop-ch.c: Likewise.
+ * tree-tailcall.c: Likewise.
+ * value-prof.h: Likewise.
+ * tree.c: Likewise.
+ * tree.h: Likewise.
+ * tree-pass.h: Likewise.
+ * ipa-cp.c: Likewise.
+ * tree-scalar-evolution.c: Likewise.
+ * tree-scalar-evolution.h: Likewise.
+ * target.h: Likewise.
+ * lambda-mat.c: Likewise.
+ * tree-phinodes.c: Likewise.
+ * diagnostic.h: Likewise.
+ * builtins.c: Likewise.
+ * tree-ssa-alias-warnings.c: Likewise.
+ * cfghooks.c: Likewise.
+ * fold-const.c: Likewise.
+ * cfghooks.h: Likewise.
+ * omp-low.c: Likewise.
+ * tree-ssa-dse.c: Likewise.
+ * ipa-reference.c: Likewise.
+ * tree-ssa-uncprop.c: Likewise.
+ * toplev.c: Likewise.
+ * tree-gimple.c: Likewise.
+ * tree-gimple.h: Likewise.
+ * tree-chrec.c: Likewise.
+ * tree-chrec.h: Likewise.
+ * tree-ssa-sccvn.c: Likewise.
+ * tree-ssa-sccvn.h: Likewise.
+ * cgraphunit.c: Likewise.
+ * tree-ssa-copyrename.c: Likewise.
+ * tree-ssa-ccp.c: Likewise.
+ * tree-ssa-loop-ivopts.c: Likewise.
+ * tree-nomudflap.c: Likewise.
+ * tree-call-cdce.c: Likewise.
+ * ipa-pure-const.c: Likewise.
+ * c-format.c: Likewise.
+ * tree-stdarg.c: Likewise.
+ * tree-ssa-math-opts.c: Likewise.
+ * tree-ssa-dom.c: Likewise.
+ * tree-nrv.c: Likewise.
+ * tree-ssa-propagate.c: Likewise.
+ * ipa-utils.c: Likewise.
+ * tree-ssa-propagate.h: Likewise.
+ * tree-ssa-alias.c: Likewise.
+ * gimple-low.c: Likewise.
+ * tree-ssa-sink.c: Likewise.
+ * ipa-inline.c: Likewise.
+ * c-semantics.c: Likewise.
+ * dwarf2out.c: Likewise.
+ * expr.c: Likewise.
+ * tree-ssa-loop-ivcanon.c: Likewise.
+ * predict.c: Likewise.
+ * tree-ssa-loop.c: Likewise.
+ * tree-parloops.c: Likewise.
+ * tree-ssa-address.c: Likewise.
+ * tree-ssa-ifcombine.c: Likewise.
+ * matrix-reorg.c: Likewise.
+ * c-decl.c: Likewise.
+ * tree-eh.c: Likewise.
+ * c-pretty-print.c: Likewise.
+ * lambda-trans.c: Likewise.
+ * function.c: Likewise.
+ * langhooks.c: Likewise.
+ * ebitmap.h: Likewise.
+ * tree-vectorizer.c: Likewise.
+ * function.h: Likewise.
+ * langhooks.h: Likewise.
+ * tree-vectorizer.h: Likewise.
+ * ipa-type-escape.c: Likewise.
+ * ipa-type-escape.h: Likewise.
+ * domwalk.c: Likewise.
+ * tree-if-conv.c: Likewise.
+ * profile.c: Likewise.
+ * domwalk.h: Likewise.
+ * tree-data-ref.c: Likewise.
+ * tree-data-ref.h: Likewise.
+ * tree-flow-inline.h: Likewise.
+ * tree-affine.c: Likewise.
+ * tree-vect-analyze.c: Likewise.
+ * c-typeck.c: Likewise.
+ * gimplify.c: Likewise.
+ * coretypes.h: Likewise.
+ * tree-ssa-phiopt.c: Likewise.
+ * calls.c: Likewise.
+ * tree-ssa-coalesce.c: Likewise.
+ * tree.def: Likewise.
+ * tree-dfa.c: Likewise.
+ * except.c: Likewise.
+ * except.h: Likewise.
+ * cfgexpand.c: Likewise.
+ * tree-cfgcleanup.c: Likewise.
+ * tree-ssa-pre.c: Likewise.
+ * tree-ssa-live.c: Likewise.
+ * tree-sra.c: Likewise.
+ * tree-ssa-live.h: Likewise.
+ * tree-predcom.c: Likewise.
+ * lambda.h: Likewise.
+ * tree-mudflap.c: Likewise.
+ * ipa-prop.c: Likewise.
+ * print-tree.c: Likewise.
+ * tree-ssa-copy.c: Likewise.
+ * ipa-prop.h: Likewise.
+ * tree-ssa-forwprop.c: Likewise.
+ * ggc-page.c: Likewise.
+ * c-omp.c: Likewise.
+ * tree-ssa-dce.c: Likewise.
+ * tree-vect-patterns.c: Likewise.
+ * tree-ssa-ter.c: Likewise.
+ * tree-nested.c: Likewise.
+ * tree-ssa.c: Likewise.
+ * lambda-code.c: Likewise.
+ * tree-ssa-loop-prefetch.c: Likewise.
+ * tree-inline.c: Likewise.
+ * tree-inline.h: Likewise.
+ * tree-iterator.c: Likewise.
+ * tree-optimize.c: Likewise.
+ * tree-ssa-phiprop.c: Likewise.
+ * tree-vect-transform.c: Likewise.
+ * tree-object-size.c: Likewise.
+ * tree-outof-ssa.c: Likewise.
+ * cfgloop.c: Likewise.
+ * system.h: Likewise.
+ * tree-profile.c: Likewise.
+ * cfgloop.h: Likewise.
+ * c-gimplify.c: Likewise.
+ * c-common.c: Likewise.
+ * tree-vect-generic.c: Likewise.
+ * tree-flow.h: Likewise.
+ * c-common.h: Likewise.
+ * basic-block.h: Likewise.
+ * tree-ssa-structalias.c: Likewise.
+ * tree-switch-conversion.c: Likewise.
+ * tree-ssa-structalias.h: Likewise.
+ * tree-cfg.c: Likewise.
+ * passes.c: Likewise.
+ * ipa-struct-reorg.c: Likewise.
+ * ipa-struct-reorg.h: Likewise.
+ * tree-ssa-reassoc.c: Likewise.
+ * cfgrtl.c: Likewise.
+ * varpool.c: Likewise.
+ * stmt.c: Likewise.
+ * tree-ssanames.c: Likewise.
+ * tree-ssa-threadedge.c: Likewise.
+ * langhooks-def.h: Likewise.
+ * tree-ssa-operands.c: Likewise.
+ * config/alpha/alpha.c: Likewise.
+ * config/frv/frv.c: Likewise.
+ * config/s390/s390.c: Likewise.
+ * config/m32c/m32c.c: Likewise.
+ * config/m32c/m32c-protos.h: Likewise.
+ * config/spu/spu.c: Likewise.
+ * config/sparc/sparc.c: Likewise.
+ * config/i386/i386.c: Likewise.
+ * config/sh/sh.c: Likewise.
+ * config/xtensa/xtensa.c: Likewise.
+ * config/stormy16/stormy16.c: Likewise.
+ * config/ia64/ia64.c: Likewise.
+ * config/rs6000/rs6000.c: Likewise.
+ * config/pa/pa.c: Likewise.
+ * config/mips/mips.c: Likewise.
+
+2008-07-28 Simon Baldwin <simonb@google.com>
+
+ * c-pragma.c (handle_pragma_message): New function.
+ (init_pragma): Register handle_pragma_message.
+ * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
+ documentation.
+
+2008-07-27 Victor Kaplansky <victork@il.ibm.com>
+
+ PR tree-optimization/35252
+ * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
+ REALPART_EXPR to be considered as same load operation.
+
+2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR tree-optimization/36830
+ * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
+ (expressions_equal_p): Return false if only one operand is null.
+
+2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
+ version requirements.
+
+2008-07-26 Olivier Hainque <hainque@adacore.com>
+
+ * collect2.c (symkind): New enum. Symbol kinds we care about.
+ (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
+ code and head comment accordingly.
+ (scan_prog_file): Use symkind names instead of bare integers.
+
+2008-07-25 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
+ DECL_INLINE.
+ * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
+ (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
+ * dojump.c (clear_pending_stack_adjust): Likewise.
+ * print-tree.c (print_node): Ignore DECL_INLINE.
+ * tree-inline.c (inlinable_function_p): Likewise.
+
+2008-07-25 Michael Meissner <gnu@the-meissners.org>
+
+ * doc/extend.texi (hot attribute): Document that the hot attribute
+ turns on -O3 for some ports.
+ (cold attribute): Document that the cold attribute turns on -Os
+ for some ports
+
+ * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
+ reflect function specific option support.
+
+ * target.h (struct target_option_hooks): Add fields to say whether
+ the cold attribute implies -Os and the hot attribute implies -O3.
+
+ * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
+ By default, do not turn on -Os for cold functions.
+ (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
+ not turn on -O3 for hot functions.
+
+ * c-common.c (handle_hot_attribute): Use target hook to determine
+ if hot functions should enable -O3.
+ (handle_cold_attribute): Use target hook to determine if cold
+ functions should enable -Os.
+
+ * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
+ (override_options): Move disable scheduling to
+ optimization_options.
+ (optimization_options): Disable scheduling here, not
+ override_options.
+ (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
+ (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
+
+ * config/ia64/ia64.c (ia64_override_options): Move setting
+ scheduling flags to ia64_optimization_options.
+ (ia64_optimization_options): Disable scheduling options here, and
+ not in ia64_override_options.
+ (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
+ (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
+
+2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/36936
+ * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
+
+2008-07-25 Martin Jambor <mjambor@suse.cz>
+
+ PR tree-optimization/36926
+ * ipa-prop.c (ipa_analyze_call_uses): Call
+ ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
+
+2008-07-25 Joseph Myers <joseph@codesourcery.com>
+
+ * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
+ movv2si_internal): Add mem = reg alternative.
+
+2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
+
+ PR bootstrap/36918
+ * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
+ DEFAULT_PCC_STRUCT_RETURN to 127.
+
+2008-07-24 Jan Hubicka <jh@suse.cz>
+
+ * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
+ (build_cgraph_edges): Likewise.
+ * cgraph.c (cgraph_node): Do not update assembler hash.
+ (cgraph_remove_node): Drop non-unit-at-a-time code.
+ * tree-pass.h (pass_O0_always_inline): Remove.
+ * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
+ * toplev.c (process_options): Flag unit-at-a-time does not imply
+ no section anchors.
+ * cgraphunit.c: Update comments.
+ (decide_is_function_needed): Drop non-unit-at-a-time mode.
+ (cgraph_assemble_pending_functions): Remove.
+ (cgraph_reset_node): Drop non-unit-at-a-time code.
+ (cgraph_finalize_function): Likewise.
+ (cgraph_analyze_function): Likewise.
+ (cgraph_finalize_compilation_unit): Likewise.
+ (cgraph_expand_function): Likewise.
+ (cgraph_optimize): Likesise.
+ (save_inline_function_body): Likewise.
+ * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
+ * tree-ssa-alias.c (maybe_be_aliased): Likewise.
+ * ipa-inline.c: Update comments.
+ (enum inlining_mode): remove INLINE_SPEED.
+ (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
+ (cgraph_mark_inline_edge): Likewise.
+ (try_inline): Likewise.
+ (cgraph_decide_inlining_incrementally): Likewise.
+ (cgraph_gate_inlining): Remove.
+ (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
+ (cgraph_gate_early_inlining): Likewise.
+ (gate_inline_passes): Remove.
+ (pass_inline_parameters, pass_ipa_inline): Remove gates.
+ (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
+ pass_O0_always_inline): Remove.
+ * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
+ * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
+ * opts.c (no_unit_at_a_time_default): Remove.
+ (decode_options): Remove flag_unit_at_a_time reset and warning.
+ * opts.h (no_unit_at_a_time_default): Remove.
+ * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
+ early in GNU dialect.
+ (merge_decls): Update comment; drop unit-at-a-time check.
+ (finish_decl): Likewise.
+ (grok_declaration): Remove flag_inline_trees code.
+ (finish_functions): Return on function returning non-void on all
+ statics.
+ * ipa-tye-escape.c (gate_type_escape_vars): Remove.
+ * cfgexpand.c (expand_one_static_var): Remove.
+ (expand_one_var): Remove expand_one_static_var call.
+ (expand_used_vars_for_block): Remove flag_unit_a_time check.
+ * c-opts.c (c_common_post_options): Remove flag_inline_trees code
+ and flag_unit_at_a-time compatibility checks.
+ * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
+ * tree-inline.c (flag_inline_trees): Remove.
+ (inlinable_function_p): Don't check it.
+ (expand_call_inline): Remove non-unit-at-a-time code.
+ * tree-inline.h (flag_inline_trees): Remove.
+ * tree-optimize.c (execute_early_local_optimizations): Remove
+ unit-at-a-time checks.
+ (tree_rest_of_compilation): Likewise.
+ * combine.c (setup_incoming_promotions): Likewise.
+ * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
+ * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
+ * passes.c (pass_inline_parameters): Update comments; remove
+ O0_alwaysinline pass.
+ (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
+ (execute_one_pass): Likewise.
+ * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
+ (ix86_function_sseregparm): Likewise.
+ * arm.c (arm_function_in_section_p): Likewise.
+ * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
+ * varpool.c: Update comments.
+ (decide_is_variable_needed): Remove unit-at-a-time checks.
+ (varpool_finalize_decl): Likewise.
+
+2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
+ to 2 instead of -1.
+ (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
+
+2008-07-24 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
+ imp symbol extension.
+
+ 2008-07-23 Ian Lance Taylor <iant@google.com>
+
+ * tree-vrp.c (infer_value_range): Ignore asm statements when
+ looking for memory accesses for -fdelete-null-pointer-checks.
+
+2008-07-24 Ben Elliston <bje@au.ibm.com>
+
+ * config/spu/spu-c.c (__vector_keyword): New variable.
+ (vector_keyword): Likewise.
+ (spu_categorize_keyword): New function.
+ (spu_macro_to_expand): Likewise.
+ (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
+ compiling an ISO C dialect.
+
+2008-07-24 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
+ conventional usage.
+
+2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
+
+ * configure: Regenerate.
+ * configure.ac: Require texinfo 4.7.
+ * doc/install.texi: Document texinfo 4.7 requirement.
+
+2008-07-23 Martin Jambor <mjambor@suse.cz>
+
+ * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
+ rather than for DECL_SAVED_TREE.
+ * ipa-prop.c: Include diagnostic.h.
+ (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
+ thoroughly.
+ (ipa_detect_param_modifications): Function rewritten from scratch.
+ (ipa_compute_jump_functions): Changed accesses to modification flags.
+ (ipa_free_node_params_substructures): Update flags destruction.
+ (ipa_node_duplication_hook): Update flags duplication.
+ (ipa_print_all_params_modified): Updated flag access.
+ * ipa-prop.h (struct ipa_param_flags): New structure.
+ (struct ipa_node_params): New field modification_analysis_done,
+ modified_flags changed into param_flags.
+ (ipa_is_ith_param_modified): Changed to use new flags.
+ * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
+
+ * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
+ ipa-cp.c and split into two functions.
+ (ipa_print_node_jump_functions): New function.
+ (compute_scalar_jump_functions): New function.
+ (type_like_member_ptr_p): New function.
+ (compute_pass_through_member_ptrs): New function.
+ (fill_member_ptr_cst_jump_function): New function.
+ (determine_cst_member_ptr): New function.
+ (compute_cst_member_ptr_arguments): New function.
+ (ipa_compute_jump_functions): Complete rewrite.
+ * ipa-prop.h (enum jump_func_type): Make explicit that we depend
+ on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
+ (struct ipa_member_ptr_cst): New structure.
+ (union jump_func_value): New field member_cst.
+ * ipa-cp.c (ipcp_lat_is_insertable): New function.
+ (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
+ jump function types.
+ (ipcp_print_all_lattices): Slight fprintf rearrangement.
+ (ipcp_print_all_structures): Call ipa_print_all_jump_functions
+ instead of ipcp_print_all_jump_functions.
+ (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
+ only for replacable scalars.
+
+ * doc/invoke.texi (Optimize options): Add description of
+ -findirect-inlining.
+ * common.opt (flag_indirect_inlining): New flag.
+ * opts.c (decode_options): Set flag_indirect_inlining when
+ optimize >= 3.
+
+ * ipa-inline.c: Include ipa-prop.h.
+ (inline_indirect_intraprocedural_analysis): New function.
+ (inline_generate_summary): Allocate parameter and argument info
+ structures, call inline_indirect_intraprocedural_analysis on each
+ node when doing indirect inlining and deallocate indirect inlining
+ data structures in the end.
+ * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
+ (free_all_ipa_structures_after_iinln): New function.
+ (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
+ done.
+ * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
+
+ * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
+ (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
+ of computing the frequency separately.
+ (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
+ of computing the frequency separately.
+ * ipa-cp.c (ipcp_print_all_structures): Replace a call to
+ ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
+ * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
+ (ipa_get_stmt_member_ptr_load_param): New function.
+ (ipa_is_ssa_with_stmt_def): New function.
+ (ipa_note_param_call): New function.
+ (ipa_analyze_call_uses): New function.
+ (ipa_analyze_stmt_uses): New function.
+ (ipa_analyze_params_uses): New function.
+ (ipa_free_node_params_substructures): Also free the param_calls linked
+ list.
+ (ipa_node_duplication_hook): Also duplicate the param_calls
+ linked list.
+ (ipa_print_node_param_flags): New function.
+ (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
+ (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
+ * ipa-prop.h (struct ipa_param_flags): New field called.
+ (struct ipa_param_call_note): New structure.
+ (struct ipa_node_params): New fields param_calls and
+ uses_analysis_done.
+ (ipa_is_ith_param_called): New function.
+ * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
+ ipa_analyze_params_uses and dump parameter flags.
+
+ * ipa-inline.c (cgraph_decide_recursive_inlining): Call
+ ipa_propagate_indirect_call_infos if performing indirect inlining,
+ pass a new parameter new_edges to it.
+ (add_new_edges_to_heap): New fucntion.
+ (cgraph_decide_inlining_of_small_functions): New vector
+ new_indirect_edges for newly found indirect edges , call
+ ipa_propagate_indirect_call_infos after inlining.
+ (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
+ inlining if performing indirect inlining. Call
+ free_all_ipa_structures_after_iinln when doing so too.
+ (inline_generate_summary): Do not call
+ free_all_ipa_structures_after_iinln here.
+ * ipa-prop.c (update_jump_functions_after_inlining): New function.
+ (print_edge_addition_message): New function.
+ (update_call_notes_after_inlining): New function.
+ (propagate_info_to_inlined_callees): New function.
+ (ipa_propagate_indirect_call_infos): New function.
+ * ipa-prop.h: Include cgraph.h
+ (struct ipa_param_call_note): Fields reordered, new field processed.
+ * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
+ flag indirect_call.
+ * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
+ rediscovered call statements.
+ * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
+ (dump_cgraph_node): Dump also the indirect_call flag.
+ (cgraph_clone_edge): Copy also the indirect_call flag.
+ * tree-inline.c (copy_bb): Do not check for fndecls from call
+ expressions, check for edge availability when moving clones.
+ (get_indirect_callee_fndecl): New function.
+ (expand_call_inline): If callee declaration is not apprent from
+ the statement, try calling get_indirect_callee_fndecl. Do not
+ issue warnings or call sorry when not inlinings an indirect edge.
+ * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
+
+ * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
+ bit more frandly to matching.
+ * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
+ * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
+ * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
+
+2008-07-23 Michael Meissner <gnu@the-meissners.org>
+
+ PR 36907
+ * opth-gen.awk: Suppress function specific features when building
+ target libraries.
+ * optc-gen.awk: Ditto.
+
+2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 35058
+ * diagnostic.c (pedwarn): Add opt parameter.
+ (pedwarn0): New.
+ * c-tree.h (pedwarn_init): Add opt parameter.
+ (pedwarn_c90): Likewise.
+ (pedwarn_c99): Likewise.
+ * c-errors.c (pedwarn_c99): Likewise.
+ (pedwarn_c90): Likewise.
+ * toplev.h (pedwarn): Update declaration.
+ (pedwarn0): Declare.
+ * c-lex.c: All calls to pedwarn changed.
+ * builtins.c: All calls to pedwarn changed.
+ * toplev.c: All calls to pedwarn changed.
+ * c-decl.c: All calls to pedwarn changed.
+ * c-typeck.c: All calls to pedwarn changed.
+ * c-common.c: All calls to pedwarn changed.
+ * c-parser.c: All calls to pedwarn changed.
+
+2008-07-23 Michael Meissner <gnu@the-meissners.org>
+ Karthik Kumar <karthikkumar@gmail.com>
+
+ * attribs.c (file scope): Include c-common.h.
+ (decl_attributes): Add support for #pragma GCC optimize and
+ #pragma GCC option.
+
+ * targhooks.c (default_can_inline_p): New function that is the
+ default for the TARGET_CAN_INLINE_P target hook.
+
+ * targhooks.h (default_can_inline_p): Add declaration.
+
+ * tree.c (cl_optimization_node): New static tree for building
+ OPTIMIZATION_NODE tree.
+ (cl_target_option_node): New static tree for building
+ TARGET_OPTION_NODE tree.
+ (cl_option_hash_table): New hash table for hashing
+ OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
+ (cl_option_hash_hash): New function to provide the hash value for
+ OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
+ (cl_option_hash_eq): New function to provide an equality test for
+ OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
+ (tree_code_size): Add support for OPTIMIZATION_NODE and
+ TARGET_OPTION_NODE trees.
+ (tree_code_structure): Add support for OPTIMIZATION_NODE and
+ TARGET_OPTION_NODE trees.
+ (build_optimization_node): Build a tree that has all of the
+ current optimization options.
+ (build_target_option_node): Build a tree that has the target
+ options that might be changed on a per function basis.
+
+ * tree.h (file scope): Include options.h.
+ (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
+ (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
+ (TREE_OPTIMIZATION): Ditto.
+ (TREE_TARGET_SPECIFIC): Ditto.
+ (struct tree_function_decl): Add fields for remembering the
+ current optimization options and target specific options.
+ (struct tree_optimization_option): New tree variant that remembers
+ the optimization options.
+ (struct tree_target_option): New tree variant that remembers the
+ target specific flags that might change for compiling a particular
+ function.
+ (union tree_node): Include tree_optimization_option and
+ tree_target_option fields.
+ (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
+ TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
+ TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
+ TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
+ TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
+ optimization and target options.
+ (optimization_default_node): New macro to refer to global_trees
+ field.
+ (optimization_current_node): Ditto.
+ (optimization_cold_node): Ditto.
+ (optimization_hot_node): Ditto.
+ (target_option_default_node): Ditto.
+ (target_option_current_node): Ditto.
+ (current_option_pragma): Ditto.
+ (current_optimize_pragma): Ditto.
+
+ * target.h (struct gcc_target): Add valid_option_attribute_p,
+ target_option_save, target_option_restore, target_option_print,
+ target_option_pragma_parse, and can_inline_p hooks.
+
+ * toplev.h (parse_optimize_options): Add declaration.
+ (fast_math_flags_struct_set_p): Ditto.
+
+ * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
+ adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
+ optimize is used.
+
+ * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
+ tree_can_inline_p hook to see if one function can inline another.
+ (cgraph_decide_inlining): Ditto.
+ (cgraph_decide_inlining_incrementally): Ditto.
+
+ * opts.c (decode_options): Add support for running multiple times
+ to allow functions with different target or optimization options
+ than was specified on the command line.
+ (fast_math_flags_struct_set_p): New function that is similar to
+ fast_math_flags_set_p, except it uses the values in the
+ cl_optimization structure instead of global variables.
+
+ * optc-gen.awk: Add support for TargetSave to allow a back end to
+ declare new fields that need to be saved when using function
+ specific options. Include flags.h and target.h in the options.c
+ source. Add support for Save to indicate which options can be set
+ for individual functions. Generate cl_optimize_save,
+ cl_optimize_restore, cl_optimize_print, cl_target_option_save,
+ cl_target_option_restore, cl_target_option_print functions to
+ allow functions to use different optimization or target options.
+
+ * opt-functions.awk (var_type_struct): Return the type used for
+ storing the field in a structure.
+
+ * opth-gen.awk: Add support for TargetSave to allow a back end to
+ declare new fields that need to be saved when using function
+ specific options. Add support for Save to indicate which options
+ can be set for individual functions. Only generate one extern for
+ Mask fields. Generate cl_optimization and cl_target_option
+ structures to remember optimization and target options.
+
+ * treestruct.def (TS_OPTIMIZATION): Add support for garbage
+ collecting new tree nodes.
+ (TS_TARGET_OPTION): Ditto.
+
+ * c-decl.c (merge_decls): Merge function specific target and
+ optimization options.
+
+ * function.c (invoke_set_current_function_hook): If the function
+ uses different optimization options, change the global variables
+ to reflect this.
+
+ * coretypes.h (struct cl_optimization): Add forward reference.
+ (struct cl_target_option): Ditto.
+
+ * c-pragma.c (option_stack): New static vector to remember the
+ current #pragma GCC option stack.
+ (handle_pragma_option): New function to support #pragma GCC option
+ to change target options.
+ (optimize_stack): New static vector to remember the current
+ #pragma GCC optimize stack.
+ (handle_pragma_optimize): New function to support #pragma GCC
+ optimize to change optimization options.
+ (init_pragma): Add support for #pragma GCC optimize and #pragma
+ GCC option.
+
+ * tree.def (OPTIMIZATION_NODE): New tree code for remembering
+ optimization options.
+ (TARGET_OPTION_NODE): New tree code for remembering certain target
+ options.
+
+ * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
+ TARGET_OPTION_NODE trees.
+
+ * common.opt (-O): Add Optimization flag.
+ (-Os): Ditto.
+ (-fmath-errno): Ditto.
+ (-falign-functions): Add UInteger flag to make sure flag gets full
+ int in cl_optimization structure.
+ (-falign-jumps): Ditto.
+ (-falign-labels): Ditto.
+ (-falign-loops): Ditto.
+ (-fsched-stalled-insns): Ditto.
+ (-fsched-stalled-insns-dep): Ditto.
+
+ * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
+ definition.
+ (TARGET_OPTION_SAVE): Ditto.
+ (TARGET_OPTION_RESTORE): Ditto.
+ (TARGET_OPTION_PRINT): Ditto.
+ (TARGET_OPTION_PRAGMA_PARSE): Ditto.
+ (TARGET_CAN_INLINE_P): Ditto.
+ (TARGET_INITIALIZER): Add new hooks.
+
+ * tree-inline.c (tree_can_inline_p): New function to determine
+ whether one function can inline another. Check if the functions
+ use compatible optimization options, and also call the backend
+ can_inline_p hook.
+
+ * tree-inline.h (tree_can_inline_p): Add declaration.
+
+ * c-common.c (c_common_attribute): Add support for option and
+ optimize attributes.
+ (handle_option_attribute): Add support for the option attribute to
+ allow the user to specify different target options for compiling a
+ specific function.
+ (handle_optimize_attribute): Add support for the optimize
+ attribute to allow the user to specify different optimization
+ options for compiling a specific function.
+ (handle_hot_attribute): Turn on -O3 optimization for this one
+ function if it isn't the default optimization level.
+ (handle_cold_attribute): Turn on -Os optimization for this one
+ function if it insn't the default optimization.
+ (const_char_p): New const char * typedef.
+ (optimize_args): New static vector to remember the optimization
+ arguments.
+ (parse_optimize_options): New function to set up the optimization
+ arguments from either the optimize attribute or #pragma GCC optimize.
+
+ * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
+ (builtin_define_std): Ditto.
+
+ * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
+ Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
+ (x86_64-*-*): Ditto.
+
+ * Makefile.in (TREE_H): Add options.h.
+ (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
+
+ * doc/extend.texi (option attribute): Document new attribute.
+ (optimize attribute): Ditto.
+ (hot attribute): Document hot attribute sets -O3.
+ (cold attribute): Document cold attribute sets -Os.
+ (#pragma GCC option): Document new pragma.
+ (#pragma GCC optimize): Ditto.
+
+ * doc/options.texi (TargetSave): Document TargetSave syntax.
+ (UInteger): Document UInteger must be used for certain flags.
+ (Save): Document Save option to create target specific options
+ that can be saved/restored on a function specific context.
+
+ * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
+ (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
+
+ * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
+ (TARGET_OPTION_SAVE): Ditto.
+ (TARGET_OPTION_RESTORE): Ditto.
+ (TARGET_OPTION_PRINT): Ditto.
+ (TARGET_OPTION_PRAGMA_PARSE): Ditto.
+ (TARGET_CAN_INLINE_P): Ditto.
+
+ * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
+ -mfpmath=sse,387.
+ (-mfpmath=both): Ditto.
+
+2008-07-23 Michael Meissner <gnu@the-meissners.org>
+ Karthik Kumar <karthikkumar@gmail.com>
+
+ * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
+ (TARGET_POPCNT): Ditto.
+ (TARGET_SAHF): Ditto.
+ (TARGET_AES): Ditto.
+ (TARGET_PCLMUL): Ditto.
+ (TARGET_CMPXCHG16B): Ditto.
+ (TARGET_RECIP): Move switch into target_flags.
+ (TARGET_FUSED_MADD): Ditto.
+ (ix86_arch_features): Make an unsigned char type.
+ (ix86_tune_features): Ditto.
+ (OVERRIDE_OPTIONS): Add bool argument to override_options call.
+ (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
+ (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
+
+ * config/i386/i386.opt (arch): New TargetSave field to define
+ fields that need to be saved for function specific option support.
+ (tune): Ditto.
+ (fpmath): Ditto.
+ (branch_cost): Ditto.
+ (ix86_isa_flags_explicit): Ditto.
+ (tune_defaulted): Ditto.
+ (arch_specified): Ditto.
+ (-m128-long-double): Add Save flag to save option for target
+ specific option support.
+ (-m80387): Ditto.
+ (-maccumulate-outgoing-args): Ditto.
+ (-malign-double): Ditto.
+ (-malign-stringops): Ditto.
+ (-mfancy-math-387): Ditto.
+ (-mhard-float): Ditto.
+ (-mieee-fp): Ditto.
+ (-minline-all-stringops): Ditto.
+ (-minline-stringops-dynamically): Ditto.
+ (-mms-bitfields): Ditto.
+ (-mno-align-stringops): Ditto.
+ (-mno-fancy-math-387): Ditto.
+ (-mno-push-args): Ditto.
+ (-mno-red-zone): Ditto.
+ (-mpush-args): Ditto.
+ (-mred-zone): Ditto.
+ (-mrtd): Ditto.
+ (-msseregparm): Ditto.
+ (-mstack-arg-probe): Ditto.
+ (-m32): Ditto.
+ (-m64): Ditto.
+ (-mmmx): Ditto.
+ (-m3dnow): Ditto.
+ (-m3dnowa): Ditto.
+ (-msse): Ditto.
+ (-msse2): Ditto.
+ (-msse3): Ditto.
+ (-msse4.1): Ditto.
+ (-msse4.2): Ditto.
+ (-msse4): Ditto.
+ (-mno-sse4): Ditto.
+ (-msse4a): Ditto.
+ (-msse5): Ditto.
+ (-mrecip): Move flag into target_flags.
+ (-mcld): Ditto.
+ (-mno-fused-madd): Ditto.
+ (-mfused-madd): Ditto.
+ (-mabm): Move flag into ix86_isa_flags.
+ (-mcx16): Ditto.
+ (-mpopcnt): Ditto.
+ (-msahf): Ditto.
+ (-maes): Ditto.
+ (-mpclmul): Ditto.
+
+ * config/i386/i386-c.c: New file for #pragma support.
+ (ix86_target_macros_internal): New function to #define or #undef
+ target macros based when the user uses the #pragma GCC option to
+ change target options.
+ (ix86_pragma_option_parse): New function to add #pragma GCC option
+ support.
+ (ix86_target_macros): Move defining the target macros here from
+ TARGET_CPU_CPP_BUILTINS in i386.h.
+ (ix86_register_pragmas): Register the #pragma GCC option hook. If
+ defined, initialize any subtarget #pragmas.
+
+ * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
+ REGISTER_TARGET_PRAGMAS.
+
+ * config/i386/t-i386: New file for x86 dependencies.
+ (i386.o): Make dependencies mirror the include files used.
+ (i386-c.o): New file, add dependencies.
+
+ * config/i386/i386-protos.h (override_options): Add bool argument.
+ (ix86_valid_option_attribute_tree): Add declaration.
+ (ix86_target_macros): Ditto.
+ (ix86_register_macros): Ditto.
+
+ * config/i386/i386.c (ix86_tune_features): Move initialization of
+ the target masks to initial_ix86_tune_features to allow functions
+ to have different target options. Make type unsigned char,
+ instead of unsigned int.
+ (initial_ix86_tune_features): New static vector to hold processor
+ masks for the tune variables.
+ (ix86_arch_features): Move initialization of the target masks to
+ initial_ix86_arch_features to allow functions to have different
+ target options. Make type unsigned char, instead of unsigned int.
+ (initial_ix86_arch_features): New static vector to hold processor
+ masks for the arch variables.
+ (enum ix86_function_specific_strings): New enum to describe the
+ string options used for attribute((option(...))).
+ (ix86_target_string): New function to return a string that
+ describes the target options.
+ (ix86_debug_options): New function to print the current options in
+ the debugger.
+ (ix86_function_specific_save): New function hook to save the
+ function specific global variables in the cl_target_option structure.
+ (ix86_function_specific_restore): New function hook to restore the
+ function specific variables from the cl_target_option structure to
+ the global variables.
+ (ix86_function_specific_print): New function hook to print the
+ target specific options in the cl_target_option structure.
+ (ix86_valid_option_attribute_p): New function hook to validate
+ attribute((option(...))) arguments.
+ (ix86_valid_option_attribute_tree): New function that is common
+ code between attribute((option(...))) and #pragma GCC option
+ support that parses the options and returns a tree holding the options.
+ (ix86_valid_option_attribute_inner_p): New helper function for
+ ix86_valid_option_attribute_tree.
+ (ix86_can_inline_p): New function hook to decide if one function
+ can inline another on a target specific basis.
+ (ix86_set_current_function); New function hook to switch target
+ options if the user used attribute((option(...))) or #pragma GCC
+ option.
+ (ix86_tune_defaulted): Move to static file scope from
+ override_options.
+ (ix86_arch_specified): Ditto.
+ (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
+ ix86_isa_flags.
+ (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
+ (OPTION_MASK_ISA_ABM_SET): Ditto.
+ (OPTION_MASK_ISA_POPCNT_SET): Ditto.
+ (OPTION_MASK_ISA_CX16_SET): Ditto.
+ (OPTION_MASK_ISA_SAHF_SET): Ditto.
+ (OPTION_MASK_ISA_AES_UNSET): Ditto.
+ (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
+ (OPTION_MASK_ISA_ABM_UNSET): Ditto.
+ (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
+ (OPTION_MASK_ISA_CX16_UNSET): Ditto.
+ (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
+ (struct ptt): Move to static file scope from override_options.
+ (processor_target_table): Ditto.
+ (cpu_names): Ditto.
+ (ix86_handle_option): Add support for options that are now isa options.
+ (override_options): Add support for declaring functions that
+ support different target options than were specified on the
+ command line. Move struct ptt, processor_target_table, cpu_names,
+ ix86_tune_defaulted, ix86_arch_specified to static file scope.
+ Add bool argument. Fix up error messages so the appropriate error
+ is given for either command line or attribute.
+ (ix86_previous_fndecl): New static to remember previous function
+ declaration to see if we need to change target options.
+ (ix86_builtins_isa): New array to record the ISA of each builtin
+ function.
+ (def_builtin): Always create the builtin function, even if the
+ current ISA doesn't support it.
+ (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
+ tests for those builtins.
+ (ix86_init_builtins): Remove TARGET_MMX test for calling
+ ix86_init_mmx_sse_builtins.
+ (ix86_expand_builtin): If the current ISA doesn't support a given
+ builtin, signal an error.
+ (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
+ (TARGET_SET_CURRENT_FUNCTION): Ditto.
+ (TARGET_OPTION_SAVE): Ditto.
+ (TARGET_OPTION_RESTORE): Ditto.
+ (TARGET_OPTION_PRINT): Ditto.
+ (TARGET_CAN_INLINE_P): Ditto.
+
+2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
+
+ * c-typeck.c (build_external_ref): Don't call assemble_external.
+ * final.c (output_operand): Call assemble_external.
+
+2008-07-21 DJ Delorie <dj@redhat.com>
+
+ * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
+ (TARGET_HARD_REGNO_SCRATCH_OK): Define.
+
+2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu.md ("div<mode>3"): Convert into expander, move
+ original insn and splitter contents into ...
+ ("*div<mode>3_fast"): ... this new pattern. Enable only if
+ flag_unsafe_math_optimizations. Add dummy scratch register.
+ ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
+ !flag_unsafe_math_optimizations. Returns number with next
+ highest magnitude if this is still less or equal to the true
+ quotient in magnitude.
+
+2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
+
+ * Makefile.in: Replace toplev.h with TOPLEV_H.
+ * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
+ * c-lex.c (fe_file_change): Don't set in_system_header.
+ * c-parser.c (c_token): Remove in_system_header.
+ (c_lex_one_token): Don't set in_system_header.
+ (c_parser_set_source_position_from_token): Don't set in_system_header.
+ * diagnostic.c (diagnostic_report_diagnostic): Use location from
+ diagnostic_info.
+ (warning_at): New.
+ * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
+ * flags.h (in_system_header): Remove.
+ * function.c (saved_in_system_header): Remove.
+ (push_cfun): Don't set in_system_header.
+ (pop_cfun): Don't set in_system_header.
+ (push_struct_function): Don't set in_system_header.
+ * input.h (expanded_location): Add sysp.
+ (in_system_header_at): New.
+ (in_system_header): New.
+ * toplev.c (in_system_header): Remove.
+ * toplev.h: Include input.h
+ (warning_at): New.
+ * tree-cfg.c (execute_warn_function_return): Call warning_at.
+ * tree-ssa.c (warn_uninit): Call warning_at.
+ (warn_uninitialized_var): Update calls to warn_uninit.
+ (warn_uninitialized_phi): Update calls to warn_uninit.
+ * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
+ (expand_location): Initialize xloc.sysp.
+ * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
+ (tree_decl_with_vis): Remove in_system_header_flag.
+
+2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ PR target/36822
+ * recog.c (asm_operand_ok): Change the order of the extra
+ memory constraint checks.
+
+2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR tree-opt/36879
+ * tree-switch-conversion.c (build_one_array): Call
+ varpool_mark_needed_node and varpool_finalize_decl
+ instead of assemble_variable.
+
+2008-07-19 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (cgraph_add_new_function): Do early local passes.
+ * tree-nrv.c (gate_pass_return_slot): New gate.
+ (pass_nrv): Add the gate.
+ * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
+ functions.
+ (coalesce_ssa_name): Coalesce SSA names.
+ * tree-ssa-live.c (remove_unused_locals): Be more conservative when
+ not optimizing so unused user vars remains visible.
+ * common.opt (flag_tree_ter): Always enable by default.
+ * tree-ssa-ter.c: Include flags.h
+ (is_replaceable_p): Check that locations match; when aliasing
+ is missing be conservative about loads.
+ * tree-optimize.c (gate_init_datastructures): Remove.
+ (pass_init_datastructures): New.
+ * passes.c: Reorder passes so we always go into SSA.
+
+2008-07-19 Jan Hubicka <jh@suse.cz>
+
+ * doc/extend.texi (flatten attribute): Remove note about
+ unit-at-a-time.
+ * doc/invoke.texi (--combine): Likewise.
+ (-finline-functions-called-once): Update levels when enabled.
+ (-funit-at-a-time): Document new behaviour.
+ (-ftoplevel-reorder): Document that it is enabled -O0 and imply
+ -fno-section-anchors when disabled explicitly.
+ (inline params): They are not ignored now.
+ (precompiled headers): Remove unit-at-a-time as being incompatible.
+ * opts.c (decode_options): Handle unit-at-a-time as alias;
+ imply -fno-section-anchors when toplevel reorder is disabled
+ explicitly.
+ * common.opt (ftoplevel-reorder): Set default value to 2.
+ (funit-at-a-time): Set default value to 1.
+ * config/rs6000/rs6000.c (optimization_options): Set section anchors
+ to 2.
+
+2008-07-19 Jan Hubicka <jh@suse.cz>
+
+ * builtins.c (expand_builtin_int_roundingfn,
+ expand_builtin_int_roundingfn_2): Do not take subtarget argument;
+ it is not useful.
+
+2008-07-19 Richard Guenther <rguenther@suse.de>
+
+ PR bootstrap/36864
+ * tree-ssa-sccvn.h (get_constant_value_id): Declare.
+ * tree-ssa-sccvn.c (get_constant_value_id): New function.
+ * tree-ssa-pre.c (get_expr_value_id): For newly created
+ constant value-ids make sure to add the expression to its
+ expression-set.
+
+2008-07-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/36877
+ * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
+ return value of the builtin is ignored.
+
+2008-07-19 Olivier Hainque <hainque@adacore.com>
+
+ * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
+ bits, a C conformant malloc implementation has to provide.
+ * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
+
+2008-07-19 Joseph Myers <joseph@codesourcery.com>
+
+ PR target/36780
+ PR target/36827
+ * reload.c (find_reloads_subreg_address): Only reload address if
+ reloaded == 0, not for reloaded != 1.
+
+ Revert:
+ 2008-07-16 Joseph Myers <joseph@codesourcery.com>
+ * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
+ (m32c_legitimate_address_p): Handle "++rii" addresses created by
+ m32c_legitimize_reload_address.
+
+ 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
+ * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
+ (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
+
+2008-07-19 Olivier Hainque <hainque@adacore.com>
+
+ * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
+ argument, saying whether nested array are to be collapsed
+ into a single array type DIE with multiple subscripts.
+ (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
+ issues, centralize the nested array types collapsing control and
+ disable the transformation for Ada.
+
+2008-07-18 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/36786
+ * config/i386/i386.md (x86_64_shift_adj_1): Rename from
+ x86_64_shift_adj.
+ (x86_64_shift_adj_2): New expander.
+ (x86_64_shift_adj_3): Ditto.
+ * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
+ to split TImode operands.
+ (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
+ (ix86_split_lshr): Ditto.
+
+2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
+
+ * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
+ and __CHAR32_TYPE__.
+ * c-typeck.c (digest_init): Support char16_t and char32_t.
+ (set_nonincremental_init_from_string): Idem.
+
+2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR middle-end/36859
+ * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
+ PREFERRED_STACK_BOUNDARY.
+ * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
+
+2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR middle-end/36858
+ * function.c (locate_and_pad_parm): Cap boundary earlier.
+
+2008-07-17 Julian Brown <julian@codesourcery.com>
+
+ * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
+ no-op for targets which don't use DLLs.
+
+2008-07-17 Martin Jambor <mjambor@suse.cz>
+
+ * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
+ that nodes are relevant by examining the node->analyzed flag.
+ (ipcp_init_stage): Check which nodes are relevant, assert that the
+ relevant ones are also required.
+ (ipcp_propagate_stage): Check on the side arrays are properly
+ allocated.
+ (ipcp_print_all_jump_functions): Make sure not to touch any node
+ that is not analyzed or an edge that does not have a corresponding
+ entry in the on-the-side vectors.
+ (ipcp_function_scale_print): Likewise.
+ (ipcp_update_callgraph): Check that the node is relevant.
+ (ipcp_insert_stage): Check that the node is relevant. Check there is
+ an info for every node and edge.
+ * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
+ (ipa_print_all_tree_maps): Likewise and a new variable info.
+ (ipa_print_all_params_modified): Likewise.
+ * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
+
+2008-07-17 Roman Zippel <zippel@linux-m68k.org>
+
+ PR target/25343
+ * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
+
+2008-07-17 Paolo Bonzini <bonzini@gnu.org>
+
+ PR rtl-optimization/36753
+ * fwprop.c (use_killed_between): Don't shortcut
+ single-definition global registers.
+
+2008-07-16 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.h (varpool_empty_needed_queue): Declare.
+ * cgraphunit.c (output_in_order): Mark all variables as needed;
+ empty the queue.
+ * varpool.c (varpool_assemble_node): Update debug queue.
+ (varpool_assemble_pending_decls): Don't do it here.
+ (varpool_empty_needed_queue): New function.
+
+2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * recog.c (peephole2_optimize): Fix formatting.
+
+2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c-pch.c (get_ident): Avoid C++ keywords.
+ * combine-stack-adj.c (single_set_for_csa): Likewise.
+ * final.c (asm_insn_count, final_scan_insn, alter_subreg,
+ output_asm_insn): Likewise.
+ * reload.c (push_secondary_reload, find_reusable_reload,
+ push_reload, combine_reloads, find_reloads,
+ debug_reload_to_stream): Likewise.
+ * reload.h (struct reload): Likewise.
+ * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
+ allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
+ emit_output_reload_insns): Likewise.
+ * targhooks.c (default_secondary_reload): Likewise.
+ * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
+
+2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * recog.c (validate_change_1, validate_change,
+ validate_unshare_change, validate_replace_rtx_1, struct
+ funny_match, constrain_operands, peephole2_optimize): Avoid C++
+ keywords.
+ * reload.c (push_secondary_reload, secondary_reload_class,
+ scratch_reload_class, find_valid_class, find_reusable_reload,
+ push_reload, find_dummy_reload, find_reloads_address_1,
+ find_reloads_address_part, find_equiv_reg): Likewise.
+ * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
+ choose_reload_regs): Likewise.
+ * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
+ Likewise.
+ * rtlhooks.c (gen_lowpart_if_possible): Likewise.
+ * sched-ebb.c (add_deps_for_risky_insns): Likewise.
+ * sched-rgn.c (concat_INSN_LIST): Likewise.
+ * stor-layout.c (mode_for_size, mode_for_size_tree,
+ smallest_mode_for_size): Likewise.
+
+2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * cfg.c (dump_reg_info): Avoid C++ keywords.
+ * dwarf2asm.c (dw2_force_const_mem,
+ dw2_asm_output_encoded_addr_rtx): Likewise.
+ * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
+ * expmed.c (expand_shift): Likewise.
+ * global.c (find_reg): Likewise.
+ * graph.c (draw_edge): Likewise.
+ * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
+ * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
+ widen_clz, widen_bswap, expand_parity, expand_unop,
+ emit_cmp_and_jump_insn_1): Likewise.
+ * postreload.c (reload_cse_simplify_operands): Likewise.
+ * ra.h (add_neighbor): Likewise.
+ * reg-stack.c (remove_regno_note, change_stack): Likewise.
+ * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
+ record_reg_classes, copy_cost, record_address_regs,
+ invalid_mode_change_p): Likewise.
+ * regrename.c (regrename_optimize, scan_rtx_reg,
+ dump_def_use_chain, find_oldest_value_reg,
+ replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
+
+2008-07-16 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
+ MASK_POWERPC64 for power4 in previous commit.
+
+2008-07-16 Olivier Hainque <hainque@adacore.com>
+
+ * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
+ instead of bare conversion to cast const-ness away.
+
+2008-07-16 Anatoly Sokolov <aesok@post.ru>
+
+ * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
+ XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
+ * config/xtensa/xtensa.c (xtensa_function_value): New function.
+ (TARGET_FUNCTION_VALUE): Define.
+
+2008-07-16 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (processor_target_table): Add
+ MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
+
+2008-07-16 Joseph Myers <joseph@codesourcery.com>
+
+ PR target/36827
+ * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
+ (m32c_legitimate_address_p): Handle "++rii" addresses created by
+ m32c_legitimize_reload_address.
+
+2008-07-16 Rafael Ávila de Espíndola <espindola@google.com>
+
+ * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
+ DECL_IN_SYSTEM_HEADER in sync.
+
+2008-07-15 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
+ * tree-ssa-pre.c (pre_expr_eq): Ditto
+ (get_constant_for_value_id): Take a type as an argument.
+ (fully_constant_expression): Pass in type.
+ (find_or_generate_expression): Short circuit constant case.
+ (create_expression_by_pieces): Remove special casing of
+ pointer_plus.
+ (do_regular_insertion): Short circuit constant case.
+ (do_partial_partial_insertion): Ditto.
+
+2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/36782
+ * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
+
+2008-07-15 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/libgcc-xtensa.ver: New file.
+ * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
+
+2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * df-problems.c (df_set_note): Avoid C++ keywords.
+ * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
+ * dse.c (record_store, remove_useless_values): Likewise.
+ * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
+ gen_reg_rtx_offset, operand_subword, change_address_1,
+ change_address, adjust_address_1, offset_address,
+ widen_memory_access, emit_copy_of_insn_after): Likewise.
+ * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
+ * fwprop.c (should_replace_address, propagate_rtx_1,
+ propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
+ Likewise.
+ * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
+ gcse_emit_move_after, update_ld_motion_stores): Likewise.
+ * lcm.c (compute_insert_delete, pre_edge_lcm,
+ compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
+ * lower-subreg.c (resolve_reg_notes): Likewise.
+ * mode-switching.c (optimize_mode_switching): Likewise.
+
+2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * bt-load.c (add_btr_def, migrate_btr_def,
+ branch_target_load_optimize): Avoid C++ keywords.
+ * caller-save.c (insert_restore, insert_save, insert_one_insn):
+ Likewise.
+ * combine.c (subst, simplify_set, make_extraction,
+ make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
+ * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
+ fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
+
+2008-07-15 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/36369
+ * c-common.c (strict_aliasing_warning): Do not warn for
+ TYPE_REF_CAN_ALIAS_ALL pointers.
+ (c_common_get_alias_set): may_alias types are not special.
+ * tree.c (build_pointer_type_for_mode): Look up the may_alias
+ attribute and set can_ref_all accordingly.
+ (build_reference_type_for_mode): Likewise.
+ * doc/extend.texi (may_alias): Clarify.
+
+2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/36780
+ * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
+ (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
+
+2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR target/31568
+ * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
+ gcc_assert, instead call output_operand_lossage.
+
+2008-07-15 Kai Tietz <kai.tietz@onevision.com>
+
+ * builtins.c (std_canonical_va_list): Treat structure based
+ va_list types.
+
+2008-07-15 Ben Elliston <bje@au.ibm.com>
+
+ * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
+
+2008-07-14 Rafael Ávila de Espíndola <espindola@google.com>
+
+ * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
+ is set.
+
+2008-07-14 Jan Hubicka <jh@suse.cz>
+
+ * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
+ * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
+ fix predicates and constraints.
+ * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
+ * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
+
+2008-07-14 Doug Kwan <dougkwan@google.com>
+
+ * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
+ additional option file arm/eabi.opt.
+ * config/arm/eabi.h (File): New configuration file for EABI targets.
+ * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
+ SUBSUBTARGET_EXTRA_SPECS.
+ (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
+ * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
+ from STARTFILE_SPEC so that it can be referenced in an override.
+ (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
+ (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
+ can be referenced in an override.
+ (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
+ * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
+ so that it can be referenced in an override.
+ (LINK_SPEC): Use BPABI_LINK_SPEC.
+ * config/arm/eabi.opt (File): New.
+
+2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * Makefile.in (TARGET_DEF_H): Add targhooks.h.
+ (FIXED_VALUE_H): New variable.
+ (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
+ input.h, fixed-value.h.
+ (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
+ (BASIC_BLOCK_H): Use $(BITMAP_H).
+ (FUNCTION_H): Add varray.h.
+ (IPA_REFERENCE_H): Use $(BITMAP_H).
+ (CGRAPH_H): Add $(BASIC_BLOCK_H).
+ (DF_H): Use $(BITMAP_H).
+ (GGC_H): Add statistics.h.
+ (INSN_ADDR_H): New.
+ (INSN_ATTR_H): Use it.
+ (SYSTEM_H): Add safe-ctype.h, filenames.h.
+ (INPUT_H): New.
+ (SYMTAB_H): Add $(OBSTACK_H).
+ (CPP_INTERNAL_H): New.
+ (TREE_DUMP_H): Add tree-pass.h.
+ (TREE_FLOW_H): Use $(BITMAP_H)
+ (PRETTY_PRINT_H): Use $(INPUT_H).
+ (EBITMAP_H): Rename from typo-ed EBIMAP_H.
+ (GSTAB_H): New.
+ (BITMAP_H): New.
+ (many object files): Fix lots of header dependencies throughout.
+
+2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * Makefile.in (write_entries_to_file, write_entries_to_file_split):
+ New macros.
+ (s-gtyp-input): Use them to write tmp-gi.list.
+ (echo_to_gi.list): Remove.
+
+2008-07-14 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-sccvn.c (pre_info): Remove.
+ (switch_to_PRE_table): Likewise.
+ (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
+ (set_hashtable_value_ids): Do not create value-ids for the
+ optimistic tables.
+ (run_scc_vn): Remove double test. Remove bogus special-case
+ in value-number printing.
+ * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
+ * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
+ SSA_NAME_VALUE.
+ * tree-flow-inline.h (get_value_handle): Remove.
+ * tree-flow.h (get_value_handle): Remove.
+
+2008-07-14 Martin Jambor <mjambor@suse.cz>
+
+ * tree-switch-conversion.c (gen_inbound_check): Make sure the type
+ in which we generate arithmetics is not a subrange.
+
+2008-07-14 Martin Jambor <mjambor@suse.cz>
+
+ * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
+
+2008-07-14 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
+
+2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ PR target/36745
+ * config/s390/s390.c (s390_secondary_reload): Add a secondary
+ reload for symbol refs moved to r0 with -fPIC.
+ (legitimize_pic_address): Use the target register as temporary
+ reg if possible.
+ (emit_symbolic_move): Adjust comment.
+ * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
+ New expanders.
+
+2008-07-14 Ben Elliston <bje@au.ibm.com>
+
+ * c-common.h (C_CPP_HASHNODE): New macro.
+ * coretypes.h (struct cpp_token): Forward declare.
+ * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
+ the context-sensitive keyword method.
+ * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
+ __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
+ expand_bool_pixel): New.
+ (altivec_categorize_keyword): New function.
+ (init_vector_keywords): New function.
+ (rs6000_macro_to_expand): Likewise.
+ (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
+ compiling an ISO C dialect.
+
+2008-07-13 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
+ (create_expression_by_pieces): Fix typo.
+ (do_regular_insertion): Use debug counter here too.
+
+2008-07-14 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/35492.
+ * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
+ CONST_OK_FOR_LETTER_P. All port-local users changed.
+ (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
+ implement Kp matching power-of-two.
+ (CONSTRAINT_LEN): Define to match.
+ * config/cris/cris.md: Replace all use of constraint K with Kc.
+ ("*btst*): Use Kp for operand 0 of last alternative.
+
+2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR testsuite/36440
+ * tree-call-cdce.c (check_target_format): Accept MIPS single, double
+ and quad formats.
+
+2008-07-13 Jan Hubicka <jh@suse.cz>
+
+ * tree.c (decl_assembler_name_equal): Expect assembler name of decl
+ to be mangled too.
+
+2008-07-13 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/36811
+ * langhooks.c (lhd_print_error_function): Deal with recursive
+ BLOCK trees.
+
+2008-07-12 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (assembler_name_hash): New static var.
+ (hash_node_by_assembler_name, eq_assembler_name): New.
+ (cgraph_node_for_asm): Use hashtable.
+ (cgraph_remove_node): Maintain hashtable.
+ (change_decl_assembler_name): Sanity check that names are not changing
+ after aliasing was processed.
+ * cgraph.h (varpoon_node): Add next GGC marker.
+ * tree.c (decl_assembler_name_equal): Constify.
+ (decl_assembler_name_hash): New.
+ * tree.h (decl_assembler_name_equal): Constify.
+ (decl_assembler_name_hash): Update.
+
+2008-07-12 David Daney <ddaney@avtrex.com>
+
+ * config/mips/driver-native.c (host_detect_local_cpu): Handle
+ sb1 and r5000 cpus.
+
+2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * doc/md.texi: Document the MIPS "v" constraint.
+ * config/mips/mips.h (reg_class): Revert last change.
+ (REG_CLASS_NAMES): Likewise.
+ (REG_CLASS_CONTENTS): Likewise.
+ * config/mips/mips.c (mips_regno_to_class): Likewise.
+ * config/mips/constraints.md (v): Likewise, but add documentation.
+ Add a comment to say that this constraint should not be used in
+ gcc code.
+
+2008-07-11 DJ Delorie <dj@redhat.com>
+
+ * config/h8300/h8300.md (length): Fix branch offset limit.
+
+2008-07-11 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
+ * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
+ (avr_hard_regno_scratch_ok): New function.
+ (TARGET_HARD_REGNO_SCRATCH_OK): Define.
+ * config/avr/avr.md (all peepholes that request a scratch register):
+ Remove avr_peep2_scratch_safe use.
+
+2008-07-11 Tom Tromey <tromey@redhat.com>
+ Ian Lance Taylor <iant@google.com>
+
+ * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
+ (struct c_common_resword): Define.
+ (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
+ (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
+ (c_common_reswords, num_c_common_reswords): Declare.
+ * c-common.c (c_common_reswords): New global const array.
+ (num_c_common_reswords): New const int.
+ * c-parser.c (struct resword, reswords): Don't define.
+ (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
+ (c_parse_init): Clarify mask code. Use c_common_reswords rather
+ than reswords. If warning about C++ keywords, give them a special
+ RID code.
+ (c_lex_one_token): Warn about C++ keywords. Call
+ objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
+ (c_parser_external_declaration): Look for RID_xxx rather than
+ RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
+ (c_parser_statement_after_labels): Likewise.
+ (c_parser_objc_class_instance_variables): Likewise.
+ (c_parser_objc_class_declaration): Likewise.
+ (c_parser_objc_try_catch_statement): Likewise.
+ * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
+ (declspecs_add_type): Likewise.
+
+2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
+
+ * ggc-page.c (alloc_page):
+ Substituting xmalloc, xcalloc with
+ XNEWVEC and XCNEWVAR macros which add the
+ needed casts.
+
+2008-07-11 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36765
+ * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
+ aliases from HEAP vars to SMTs.
+
+2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
+ * configure.ac (loose_warn): Move -Wc++-compat from here...
+ (strict_warn): ...to here.
+ * configure: Regenerate.
+
+2008-07-10 Joseph Myers <joseph@codesourcery.com>
+
+ * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
+ i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
+ m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
+ rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
+ excluding more specific h8300-*-* and sh-*-* targets.
+
+2008-07-10 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
+ (eliminate): Ditto.
+ (execute_pre): Call loop_optimizer_finalize in early exit.
+
+2008-07-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/36790
+ * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
+ uids in the bitmap, not just VAR_DECL uids.
+
+ PR rtl-optimization/36419
+ * combine-stack-adj.c (adjust_frame_related_expr): New function.
+ (combine_stack_adjustments_for_block): Call it if needed. Delete
+ correct insn.
+ * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
+ DW_CFA_GNU_args_size if CSA pass merged some adjustments into
+ prologue sp adjustment.
+
+2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
+
+ PR other/28322
+ * opts.c (print_ignored_options): Report postponed diagnostics for
+ unknown -Wno-* options as warnings, not errors.
+ (postpone_unknown_option_error): Renamed to...
+ (postpone_unknown_option_warning): ... this.
+
+2008-07-09 Doug Kwan <dougkwan@google.com>
+
+ Revert:
+ 2008-07-08 Doug Kwan <dougkwan@google.com>
+
+ * config/arm/arm.opt (mandroid): New option.
+ * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
+ (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
+ (CC1_SPEC): Same.
+ (CC1PLUS_SPEC): Same.
+ (LIB_SPEC): Same.
+ (STARTFILE_SPEC): Same.
+ (ENDFILE_SPEC): Same.
+ (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
+ used.
+
+2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
+
+ PR target/35802
+ * config/mips/mips.h (reg_class): Remove V1_REG.
+ (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
+ * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
+ instead of V1_REGS.
+ (mips_get_tp): New function.
+ (mips_legitimize_tls_address): Use it.
+ * config/mips/constraints.md (v): Delete.
+ * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
+ (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
+ After reload, split into a move and ...
+ (*tls_get_tp_<mode>_split): ...this new instruction.
+
+2008-07-09 David Daney <ddaney@avtrex.com>
+
+ * config/mips/driver-native.c: Include coretypes.h and tm.h.
+
+2008-07-09 Jakub Jelinek <jakub@redhat.com>
+
+ * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
+ (push_gimplify_context): Don't allocate temp_htab nor c itself here.
+ Add c argument.
+ (pop_gimplify_context): Check c->temp_htab instead of optimize whether
+ htab_delete should be called. Don't free c.
+ (lookup_tmp_var): Create temp_htab lazily.
+ (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
+ gimplify_body, force_gimple_operand): Adjust push_gimplify_context
+ callers.
+ * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
+ lower_omp_ordered, lower_omp_critical, lower_omp_for,
+ create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
+ * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
+ * tree-sra.c (generate_element_init): Likewise.
+ * tree-mudflap.c (execute_mudflap_function_ops,
+ execute_mudflap_function_decls): Likewise.
+ * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
+ * tree-gimple.h (struct gimplify_ctx): New type.
+ (push_gimplify_context): Adjust prototype.
+
+2008-07-09 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-pre.c (phi_translate_1): Update placement of
+ add_to_value calls.
+
+2008-07-09 Anatoly Sokolov <aesok@post.ru>
+
+ * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
+ * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
+ (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
+ * targhooks.c (default_hard_regno_scratch_ok): New function.
+ * targhooks.h (default_hard_regno_scratch_ok): Declare function.
+ * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
+ * recog.c: Include "target.h".
+ (peep2_find_free_register): Add check for global regs. Add target
+ specific check.
+ * Makefile.in (recog.o): Depend on target.h.
+
+2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh_canonical_va_list_type): New.
+ (TARGET_CANONICAL_VA_LIST_TYPE): Define.
+
+2008-07-09 Raksit Ashok <raksit@google.com>
+
+ * doc/invoke.texi (Option Summary): Mention new option
+ -Wdisallowed-function-list=...
+ (Warning Options): Document -Wdisallowed-function-list=...
+ * common.opt (Wdisallowed-function-list=): New flag.
+ * flags.h (warn_disallowed_functions): External definition of new
+ boolean warning flag.
+ (warn_if_disallowed_function_p): Declare new function.
+ * opts.c (warning_disallowed_functions): New static variable.
+ (warn_disallowed_functions): New boolean warning flag.
+ (warn_if_disallowed_function_p): New function.
+ (add_comma_separated_to_vector): Rename
+ add_instrument_functions_exclude_list to this.
+ (common_handle_option): Handle new option. Rename calls to
+ add_instrument_functions_exclude_list into calls to
+ add_comma_separated_to_vector.
+ * c-parser.c (c_parser_postfix_expression_after_primary): New warning
+ based on flag warn_disallowed_functions.
+
+2008-07-09 Christian Bruel <christian.bruel@st.com>
+
+ * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
+ instead of get_attr_length.
+
+2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
+ keywords.
+ * genemit.c (gen_insn): Likewise.
+ * gengtype.c (note_def_vec): Likewise.
+ * gengtype.h (note_def_vec): Likewise.
+ * genoutput.c (struct data, output_insn_data, process_template,
+ gen_expand, gen_split, note_constraint): Likewise.
+ * genrecog.c (new_decision, add_to_sequence, factor_tests,
+ make_insn_sequence): Likewise.
+ * gensupport.c (record_insn_name): Likewise.
+
+2008-07-08 Doug Kwan <dougkwan@google.com>
+
+ * config/arm/arm.opt (mandroid): New option.
+ * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
+ (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
+ (CC1_SPEC): Same.
+ (CC1PLUS_SPEC): Same.
+ (LIB_SPEC): Same.
+ (STARTFILE_SPEC): Same.
+ (ENDFILE_SPEC): Same.
+ (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
+ used.
+
+2008-07-08 Raksit Ashok <raksit@google.com>
+
+ * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
+ (set_storage_via_setmem): Fix expected_align parameter.
+ * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
+ missing from the list.
+ * doc/md.texi (movmem): Explicitly state that expected alignment is
+ to be expressed in bytes.
+ (setmem): Explicitly state that expected alignment is to be expressed
+ in bytes.
+
+2008-07-08 Joseph Myers <joseph@codesourcery.com>
+
+ * reload.c (find_reloads_subreg_address): Do not require validity
+ of address in original mode before reloading address.
+
+2008-07-07 Tianwei Sheng <tianweis@google.com>
+
+ * df-core.c (df_remove_problem): Adjust the access to avoid out of
+ bounds array access.
+
+2008-07-08 Jakub Jelinek <jakub@redhat.com>
+
+ * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
+
+2008-07-05 Daniel Berlin <dberlin@dberlin.org>
+
+ Fix PR tree-optimization/23455
+ Fix PR tree-optimization/35286
+ Fix PR tree-optimization/35287
+ * Makefile.in (OBJS-common): Remove tree-vn.o.
+ (tree-vn.o): Remove.
+ * dbgcnt.def: Add treepre_insert debug counter.
+ * gcc/tree-flow.h (add_to_value): Updated for other changes.
+ (debug_value_expressions): Ditto.
+ (print_value_expressions): Ditto.
+ * tree-pretty-print.c (dump_generic_node): Updated for
+ VALUE_HANDLE removal.
+ * tree-ssa-dom.c (record_equality): Ditto.
+ (cprop_operand): Ditto.
+ (lookup_avail_expr): Ditto.
+ * tree-ssa-threadedge.c
+ (record_temporary_equivalences_from_stmts_at_dest): Ditto.
+ (simplify_control_stmt_condition): Ditto.
+ * tree.c (tree_code_size): Ditto.
+ (tree_node_structure): Ditto.
+ (iterative_hash_expr): Ditto.
+ * tree.def: Ditto.
+ * tree.h (VALUE_HANDLE_ID): Ditto.
+ (VALUE_HANDLE_EXPR_SET): Ditto.
+ (struct tree_value_handle): Ditto.
+ (union tree_node): Ditto.
+ * treestruct.def: Ditto.
+ * tree-vn.c: Removed.
+ * tree-ssa-pre.c: Rewritten entirely.
+ * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
+ (constant_value_ids): Ditto.
+ (vn_nary_op_t): Moved to header.
+ (vn_phi_t): Ditto.
+ (vn_reference_op_t): Ditto
+ (vn_reference_t): Ditto.
+ (next_value_id): New variable.
+ (VN_INFO): Add an assert.
+ (vn_constant_eq): New function.
+ (vn_constant_hash): Ditto.
+ (get_or_alloc_constant_value_id): Ditto.
+ (value_id_constant_p): Ditto.
+ (vn_reference_compute_hash): De-staticify.
+ (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
+ Disable some code with a FIXME. Remove VALUE_HANDLE use.
+ (valueize_refs): Update opcode if it changes from ssa name to constant.
+ (vn_reference_lookup_1): Add new argument.
+ (vn_reference_lookup): Ditto.
+ (vn_reference_lookup_pieces): New function.
+ (vn_reference_insert): Add return type. Modify to deal with value ids.
+ (vn_reference_insert_pieces): New function.
+ (vn_nary_op_compute_hash): De-staticify.
+ (vn_nary_op_eq): Ditto.
+ (vn_nary_op_lookup_pieces): New function.
+ (vn_nary_op_lookup): Add new argument.
+ (vn_nary_op_insert_pieces): New function.
+ (vn_nary_op_insert): Add return type. Modify to deal with value ids.
+ (vn_phi_insert): Ditto.
+ (visit_unary_op): Update for callee changes.
+ (visit_binary_op): Ditto.
+ (visit_reference_op_load): Ditto.
+ (visit_reference_op_store): Ditto.
+ (init_scc_vn): Init next_value_id, constant_to_value_id and
+ constant_value_ids.
+ (free_scc_vn): Free them.
+ (set_hashtable_value_ids): New function.
+ (run_scc_vn): Use it.
+ (get_max_value_id): New function.
+ (get_next_value_id): Ditto.
+ (expressions_equal_p): Moved from tree-vn.c
+ (sort_vuses): Ditto.
+ (sort_vuses_heap): Ditto.
+ * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
+ above).
+ * tree.c (iterative_hash_hashval_t): Made non-static
+ * tree.h (iterative_hash_hashval_t): Declare it.
+
+2008-07-08 Martin Jambor <mjambor@suse.cz>
+
+ * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
+ instead of ipa_create_node_params.
+ (ipcp_driver): Allocate infos with ipa_check_create_node_params and
+ ipa_check_create_edge_args, free them with
+ free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
+
+ * ipa-prop.c: Include flags.h and tree-inline.h.
+ (ipa_node_params_vector): New variable.
+ (ipa_edge_args_vector): New variable.
+ (edge_removal_hook_holder): New variable.
+ (node_removal_hook_holder): New variable.
+ (edge_duplication_hook_holder): New variable.
+ (node_duplication_hook_holder): New variable.
+ (ipa_detect_param_modifications): Check for presence of modified flags.
+ (ipa_compute_jump_functions): Check for presence of jump functions.
+ (ipa_free_edge_args_substructures): New function.
+ (ipa_create_node_params): Removed.
+ (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
+ (ipa_free_node_params_substructures): New function.
+ (ipa_free_all_node_params): Changed to deallocate the on-the-side
+ vector.
+ (ipa_edge_removal_hook): New function.
+ (ipa_node_removal_hook): New function.
+ (duplicate_array): New function.
+ (ipa_edge_duplication_hook): New function.
+ (ipa_node_duplication_hook): New function.
+ (ipa_register_cgraph_hooks): New function.
+ (ipa_unregister_cgraph_hooks): New function.
+ (free_all_ipa_structures_after_ipa_cp): New function.
+
+ * ipa-prop.h: Include vec.h.
+ (ipa_node_params_t): New typedef with vector types for it.
+ (ipa_edge_args_t): New typedef with vector types for it.
+ (IPA_NODE_REF): Changed to access an on-the-side vector.
+ (IPA_EDGE_REF): Changed to access an on-the-side vector.
+ (ipa_check_create_node_params): New function.
+ (ipa_check_create_edge_args): New function.
+
+ * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
+ all users.
+
+2008-07-07 Tom Tromey <tromey@redhat.com>
+
+ * configure, config.in: Rebuilt.
+ * configure.ac: Don't check for scandir or alphasort.
+
+2008-07-07 Joseph Myers <joseph@codesourcery.com>
+
+ * config/arm/arm.c (arm_init_neon_builtins): Register built-in
+ types immediately after creating them.
+
+2008-07-07 Joseph Myers <joseph@codesourcery.com>
+
+ * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
+
+2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
+
+ * tree-ssa-structalias.c (compute_points_to_sets): Add call to
+ dump_constraint_graph.
+ (dump_constraint_edge): New function.
+ (dump_constraint_graph): New function.
+ (debug_constraint_graph): New function.
+ (dump_constraint): Removed useless comparison.
+ * tree-ssa-structalias.h (dump_constraint_edge): Declare.
+ (dump_constraint_graph): Declare.
+ (debug_constraint_graph): Declare.
+ * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
+
+2008-07-07 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/i386.c (is_va_list_char_pointer): New.
+ (ix86_va_start): Replace compare with ms_va_list_type_node
+ by is_va_list_char_pointer.
+ (ix86_gimplify_va_arg): Likewise.
+
+2008-07-07 Martin Jambor <mjambor@suse.cz>
+
+ * cgraph.c (cgraph_edge_max_uid): New variable.
+ (struct cgraph_edge_hook_list): New type.
+ (struct cgraph_node_hook_list): New type.
+ (struct cgraph_2edge_hook_list): New type.
+ (struct cgraph_2node_hook_list): New type.
+ (first_cgraph_edge_removal_hook): New variable.
+ (first_cgraph_node_removal_hook): New variable.
+ (first_cgraph_edge_duplicated_hook): New variable.
+ (first_cgraph_node_duplicated_hook): New variable.
+ (cgraph_add_edge_removal_hook): New function.
+ (cgraph_remove_edge_removal_hook): New function.
+ (cgraph_call_edge_removal_hooks): New function.
+ (cgraph_add_node_removal_hook): New function.
+ (cgraph_remove_node_removal_hook): New function.
+ (cgraph_call_node_removal_hooks): New function.
+ (cgraph_add_edge_duplication_hook): New function.
+ (cgraph_remove_edge_duplication_hook): New function.
+ (cgraph_call_edge_duplication_hooks): New function.
+ (cgraph_add_node_duplication_hook): New function.
+ (cgraph_remove_node_duplication_hook): New function.
+ (cgraph_call_node_duplication_hooks): New function.
+ (cgraph_create_edge): Assign to edge uid.
+ (cgraph_remove_edge): Call edge removal hooks.
+ (cgraph_node_remove_callees): Call edge removal hooks.
+ (cgraph_node_remove_callers): Call edge removal hooks.
+ (cgraph_remove_node): Call node removal hooks.
+ (cgraph_clone_edge): Call edge duplication hooks.
+ (cgraph_clone_node): Call node duplication hooks.
+
+ * cgraph.h (cgraph_edge): New field uid.
+ (cgraph_edge_hook): New type.
+ (cgraph_node_hook): New type.
+ (cgraph_2edge_hook): New type.
+ (cgraph_2node_hook): New type.
+
+2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
+
+ * config.in: Regenerate.
+
+2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
+
+ * gcc.c (print_sysroot): New.
+ (option_map, display_help, process_command): Handle the
+ -print-sysroot option.
+ (main): Print the sysroot if requested.
+ * doc/invoke.texi (Debugging Options): Document -print-sysroot.
+
+2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR target/34780
+ * unwind-pe.h (size_of_encoded_value): add attribute unused.
+
+2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
+ (assign_parm_setup_block_p): Also check mode of entry_parm.
+
+2008-07-07 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.h (set_used_smts): Remove.
+ * tree-ssa-structalias.c (used_smts): Likewise.
+ (set_used_smts): Likewise.
+ * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
+ call to set_used_smts.
+
+2008-07-07 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
+ (new_var_info): Set it to false.
+ (solution_set_add): Correctly handle pointers outside a var and
+ inside a field.
+ (type_safe): Treat variables with is_full_var properly.
+ (do_sd_constraint): Likewise.
+ (do_ds_constraint): Likewise.
+ (process_constraint): Remove zeroing offset for !use_field_sensitive.
+ (get_constraint_for_ptr_offset): New function.
+ (get_constraint_for_component_ref): For addresses at least include
+ the last field of the variable. Handle is_full_vars properly.
+ (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
+ (handle_ptr_arith): Remove.
+ (find_func_aliases): Simplify assignment handling.
+ (create_function_info_for): For parameter and result varinfos set
+ is_full_var flag.
+ (create_variable_info_for): Set is_full_var flag whenever we
+ just created a single varinfo for a decl.
+ (init_alias_vars): Initialize use_field_sensitive from
+ max-fields-for-field-sensitive parameter.
+
+2008-07-07 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36713
+ * tree-flow-inline.h (is_call_used): New function.
+ * tree-nrv.c (dest_safe_for_nrv_p): Use it.
+ * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
+ * tree-outof-ssa.c (create_temp): Set call-used flag if required.
+
+2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
+
+2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
+
+ * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
+
+2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
+ Nathan Sidwell <nathan@codesourcery.com>
+
+ * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
+ to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
+ tmake_file.
+ * config/m68k/t-linux: New.
+ * doc/install.texi: Document m68k-*-linux is now multilibbed by
+ default.
+
+2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
+ * config/m68k/m68k-devices.def: Remove multilibs that only differ
+ by MAC/EMAC.
+
+2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * gcc.c (execute): Fix -Wc++-compat warning.
+
+2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/36720
+ * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
+ constant for little endian.
+
+2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
+ mips_base_mips16 instead of TARGET_MIPS16.
+ (mips_base_mips16): Declare.
+ * config/mips/mips.c (mips_base_mips16): Make global.
+ (was_mips16_p): Remove GTY marker.
+ (was_mips16_pch_p): New variable.
+ (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
+ (mips_override_options): Force to non-MIPS16 mode initially.
+ Do not complain about MIPS16 PIC incompatibilities here.
+ Only allow -mgpopt if -mexplicit-relocs is in force for
+ non-MIPS16 code.
+
+2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
+
+ * configure.ac: Check for caddr_t, define to char * if not defined.
+ * configure: Regenerate.
+ * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
+ (mmap_gt_pch_use_address): Likewise.
+ * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
+
+2008-07-06 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (struct variable_info): Remove has_union.
+ (new_var_info): Deal with it.
+ (solution_set_add): Likewise.
+ (bitpos_of_field): Make signed, fix.
+ (struct fieldoff): Remove type and decl fields. Make size field
+ unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
+ flags.
+ (fieldoff_compare): Deal with it.
+ (push_fields_onto_fieldstack): Remove has_union argument, glob
+ adjacent non-pointer fields together.
+ (create_function_info_for): Do not set has_union.
+ (create_variable_info_for): Simplify.
+
+2008-07-06 Kai Tietz <kai.tietz@onevision.com>
+
+ * config.gcc (extra_headers): Add cross-stdarg.h for target
+ x86_64-*-* and i?86-*-*.
+ * config/i386/cross-stdarg.h: New.
+ * builtins.c (std_fn_abi_va_list): New.
+ (std_canonical_va_list_type): New.
+ (stabilize_va_list): Replace va_list_type_node use by
+ mtarget.canonical_va_list_type.
+ (gimplify_va_arg_expr): Likewise.
+ (expand_builtin_va_copy): Replace va_list_type_node use by
+ mtarget.fn_abi_va_list.
+ * tree-sra.c (is_va_list_type): New helper.
+ (decl_can_be_decomposed_p): Replace
+ va_list_type_node use by is_va_list_type.
+ * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
+ * tree-stdarg.c (execute_optimize_stdarg): Likewise.
+ * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
+ * config/i386/i386-protos.h (ix86_get_valist_type): New.
+ (ix86_enum_va_list): New.
+ * config/i386/i386.c (sysv_va_list_type_node): New.
+ (ms_va_list_type_node): New.
+ (ix86_function_type_abi): Remove sorry.
+ (ix86_build_builtin_va_list_abi): New.
+ (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
+ for 64-bit targets.
+ (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
+ (ix86_init_builtins_va_builtins_abi): New.
+ (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
+ for 64-bit targets.
+ (ix86_handle_abi_attribute): New.
+ (attribute_spec): Add sysv_abi and ms_abi.
+ (ix86_fn_abi_va_list): New.
+ (ix86_canonical_va_list_type): New.
+ (ix86_enum_va_list): New.
+ (TARGET_FN_ABI_VA_LIST): New.
+ (TARGET_CANONICAL_VA_LIST_TYPE): New.
+ * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
+ * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
+ (TARGET_CANONICAL_VA_LIST_TYPE): New.
+ (TARGET_ENUM_VA_LIST): New.
+ * expr.h (std_fn_abi_va_list): New.
+ (std_canonical_va_list_type): New.
+ * target-def.h (TARGET_FN_ABI_VA_LIST): New.
+ (TARGET_CANONICAL_VA_LIST_TYPE): New.
+ (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
+ TARGET_CANONICAL_VA_LIST_TYPE.
+ * target.h (struct gcc_target): Add fn_abi_va_list hook
+ and canonical_va_list_type hook.
+
+2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
+ integral and pointer types.
+
+2008-07-04 Roger Sayle <roger@eyesopen.com>
+
+ * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
+ the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
+
+2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/36684
+ * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
+
+2008-07-04 Jakub Jelinek <jakub@redhat.com>
+
+ * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
+ build_gimple_modify_stmt.
+ (build_arrays, gen_inbound_check): Likewise. Force RHS to be
+ gimple operand. Use fold_build* instead of build*.
+
+2008-07-04 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
+ (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
+ properly to compute the reachability set if we do field-sensitive PTA.
+ * invoke.texi (max-fields-for-field-sensitive): Document default.
+ * opts.c (decode_options): Set max-fields-for-field-sensitive to
+ 100 for optimize >= 2.
+
+2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * ggc-zone.c (lookup_page_table_if_allocated,
+ set_page_table_entry, zone_find_object_size, alloc_small_page,
+ alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
+ new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
+ -Wc++-compat and/or -Wcast-qual warnings.
+
+2008-07-04 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/36634
+ * config/rs6000/rs6000.md (call, call_value): Don't arrange for
+ pic_offset_table_rtx to be marked as used here.
+ (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
+ TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
+ (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
+ (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
+ !TARGET_SECURE_PLT.
+
+2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * alloc-pool.c (hash_descriptor, eq_descriptor,
+ alloc_pool_descriptor): Fix -Wc++-compat warnings.
+ * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
+ Likewise.
+ * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
+ loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
+ final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
+ * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
+ Likewise.
+
+2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-flow.h (loop_only_exit_p): Declare.
+ * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
+ * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
+ the number of iterations if it is constant. Otherwise, if this is the
+ only possible exit of the loop, use the conservative estimate on the
+ number of iterations of the entire loop if available.
+
+2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
+ * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
+ Add synchronization functions.
+ * config/sync.c: New file.
+ * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
+ (LIBGCC_SYNC_CFLAGS): Likewise.
+
+2008-07-03 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/36710
+ * config/i386/i386.md (mode): Add TF to "mode" attribute.
+ (*pushtf_sse): New insn pattern.
+ (pushtf splitters): New splitters.
+
+2008-07-03 Michael Meissner <gnu@the-meissners.org>
+
+ PR middle-end/35736
+ * predict.c (build_predict_expr): Use void_type_node for the tree
+ type, instead of NULL_TREE.
+
+2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (contains_aligned_value_p): Return true
+ for TCmode.
+ (ix86_data_alignment): Align TCmode to 128bits.
+ (ix86_local_alignment): Likewise.
+
+2008-07-03 Andrew Haley <aph@redhat.com>
+
+ PR bootstrap/33304
+ * vec.h (VEC_TA): New.
+ (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
+ DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
+ * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
+ (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
+ (C_COMMON_FIXED_TYPES): Remove first arg.
+ (C_COMMON_FIXED_MODE_TYPES): Likewise.
+ * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
+ MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
+ not to use empty macro arguments.
+
+2008-07-02 Joseph Myers <joseph@codesourcery.com>
+
+ * config/alpha/vms_tramp.asm, config/arm/crti.asm,
+ config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
+ config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
+ config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
+ config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
+ config/i386/sol2-gc1.asm, config/ia64/crti.asm,
+ config/ia64/crtn.asm, config/m68hc11/larith.asm,
+ config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
+ config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
+ config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
+ config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
+ config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
+ config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
+ config/rs6000/e500crtres64gpr.asm,
+ config/rs6000/e500crtres64gprctr.asm,
+ config/rs6000/e500crtrest32gpr.asm,
+ config/rs6000/e500crtrest64gpr.asm,
+ config/rs6000/e500crtresx32gpr.asm,
+ config/rs6000/e500crtresx64gpr.asm,
+ config/rs6000/e500crtsav32gpr.asm,
+ config/rs6000/e500crtsav64gpr.asm,
+ config/rs6000/e500crtsav64gprctr.asm,
+ config/rs6000/e500crtsavg32gpr.asm,
+ config/rs6000/e500crtsavg64gpr.asm,
+ config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
+ config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
+ config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
+ config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
+ config/sparc/sol2-cn.asm: Remove .file directives.
+
+2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * resource.c (mark_referenced_resources): Look inside
+ UNSPEC_VOLATILEs and ASM_INPUTs.
+
+2008-07-02 Ian Lance Taylor <iant@google.com>
+
+ * rtlanal.c (add_reg_note): New function.
+ * rtl.h (add_reg_note): Declare.
+ * auto-inc-dec.c (attempt_change): Use add_reg_note.
+ * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
+ * builtins.c (expand_builtin_longjmp): Likewise.
+ (expand_builtin_nonlocal_goto): Likewise.
+ * calls.c (emit_call_1, expand_call): Likewise.
+ * cfgexpand.c (add_reg_br_prob_note): Likewise.
+ * cfglayout.c (fixup_reorder_chain): Likewise.
+ * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
+ (commit_one_edge_insertion): Likewise.
+ * combine.c (move_deaths, distribute_notes): Likewise.
+ * df-problems.c (df_set_note): Likewise.
+ * emit-rtl.c (link_cc0_insns, try_split): Likewise.
+ (set_unique_reg_note): Likewise.
+ (emit_copy_of_insn_after): Likewise.
+ * expr.c (expand_expr_real): Likewise.
+ * gcse.c (add_label_notes): Likewise.
+ * haifa-sched.c (create_check_block_twin): Likewise.
+ * jump.c (mark_jump_label_1): Likewise.
+ * loop-doloop.c (add_test, doloop_modify): Likewise.
+ * loop-unswitch.c (compare_and_jump_seq): Likewise.
+ * lower-subreg.c (move_eh_region_note): Likewise.
+ * optabs.c (emit_libcall_block): Likewise.
+ * predict.c (predict_insn): Likewise.
+ (combine_predictions_for_insn): Likewise.
+ * recog.c (peephole2_optimize): Likewise.
+ * regmove.c (try_auto_increment): Likewise.
+ * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
+ * reload.c (find_reloads): Likewise.
+ * reload1.c (fixup_eh_region_note): Likewise.
+ (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
+ * reorg.c (delete_prior_computation): Likewise.
+ (delete_computation, dbr_schedule): Likewise.
+ * config/pa/pa.c (legitimize_pic_address): Likewise.
+ * config/sh/sh.c (sh_reorg): Likewise.
+
+2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/36669
+ * config/libgcc-glibc.ver: Add %exclude.
+ * config/m32r/libgcc-glibc.ver: Likwise.
+ * config/s390/libgcc-glibc.ver: Likwise.
+ * config/sh/libgcc-glibc.ver: Likwise.
+ * config/sparc/libgcc-sparc-glibc.ver: Likwise.
+
+ * config/i386/libgcc-glibc.ver: New.
+
+ * config/i386/libgcc-x86_64-glibc.ver: Removed.
+
+2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
+ from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
+ i[34567]86-*-linux*, x86_64-*-linux*. Add
+ i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
+ i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
+ x86_64-*-linux*. Add i386/t-linux to tmake_file for
+ i[34567]86-*-linux*, x86_64-*-linux*.
+
+ * libgcc-std.ver: Add empty GCC_4.4.0.
+
+ * mkmap-symver.awk: Support multiple versions per symbol.
+
+ * config/i386/i386.c (ix86_init_builtins): Always define
+ __builtin_fabsq and __builtin_copysignq with fallbacks.
+ (ix86_expand_builtin): Emit normal call for __builtin_fabsq
+ and __builtin_copysignq if SSE2 isn't available.
+
+ * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
+ (LIBGCC2_TF_CEXT): Likwise.
+ (TF_SIZE): Likwise.
+
+ * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
+
+ * config/i386/sfp-machine.h: Moved to libgcc.
+
+ * config/i386/sfp-machine.h: New.
+ * config/i386/t-linux: Likwise.
+
+ * config/i386/t-darwin: Remove softfp_wrap_start and
+ softfp_wrap_end.
+ * config/i386/t-darwin64: Likewise.
+
+ * config/i386/t-fprules-softfp64: Renamed to ...
+ * config/i386/t-fprules-softfp: This.
+
+ * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
+ and softfp_wrap_end.
+
+2008-07-02 Jason Merrill <jason@redhat.com>
+
+ * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
+
+ * tree.c (ctor_to_list): New fn.
+ * tree.h: Declare it.
+ (CONSTRUCTOR_ELT): New macro.
+ (CONSTRUCTOR_NELTS): New macro.
+
+2008-07-02 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (struct variable_info): Reorder
+ to fill padding on 64bit hosts. Make collapsed_to an int.
+ (get_varinfo_fc): Deal with that.
+ (new_var_info): Likewise.
+ (collapse_rest_of_var): Likewise.
+
+2008-07-02 Joshua Sumali <jsumali@redhat.com>
+
+ * doc/install.texi (--enable-java-home): Document.
+ (--enable-aot-compile-rpm): Likewise.
+ (--with-arch-directory): Likewise.
+ (--with-os-directory): Likewise.
+ (--with-origin-name): Likewise.
+ (--with-arch-suffix): Likewise.
+ (--with-jvm-root-dir): Likewise.
+ (--with-jvm-jar-dir): Likewise.
+ (--with-python-dir): Likewise.
+
+2008-07-02 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
+ from decls explicitly. Merge operand checking from tuples.
+
+2008-07-02 Martin Jambor <mjambor@suse.cz>
+
+ * tree-switch-conversion.c: Included timevar.h which I forgot before.
+
+2008-07-02 Martin Jambor <mjambor@suse.cz>
+
+ * tree-switch-conversion.c: Included timevar.h
+ (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
+
+ * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
+
+2008-07-02 Martin Jambor <mjambor@suse.cz>
+
+ * tree-switch-conversion.c: Corrected various comments and
+ whitespace issues
+ (build_constructors): Fixed minor formatting mistakes.
+
+ * invoke.texi (Optimize Options): Corrected the
+ switch-conversion-max-branch-ratio parameter.
+
+2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
+
+ * final.c (asm_insn_count): Return zero for an empty asm body.
+
+2008-07-02 Richard Guenther <rguenther@suse.de>
+
+ * bitmap.h (bitmap_set_bit): Return bool.
+ (bitmap_clear_bit): Likewise.
+ * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
+ write to the bitmap if it would.
+ (bitmap_clear_bit): Likewise.
+ * tree-ssa-structalias.c (add_implicit_graph_edge): Use
+ bitmap_set_bit return value.
+ (add_pred_graph_edge): Likewise.
+ (add_graph_edge): Likewise.
+ (do_sd_constraint): Likewise.
+ (do_ds_constraint): Likewise.
+
+2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
+ Fix -Wc++-compat and/or -Wcast-qual warnings.
+ * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
+ gen_regparm_prefix): Likewise.
+ * vmsdbgout.c (write_modbeg, lookup_filename,
+ vmsdbgout_source_line, vmsdbgout_init): Likewise.
+
+2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
+ defaults.h definition apply.
+
+2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * function.c (assign_parm_remove_parallels): New.
+ (assign_parm_setup_block_p): Do not return true for non-BLKmode
+ PARALLELs.
+ (assign_parm_setup_block): Do not handle them.
+ (assign_parm_setup_reg, assign_parm_setup_stack): Call
+ assign_parm_remove_parallels.
+
+2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * c-typeck.c (convert_for_assignment): Use
+ vector_targets_convertible_p.
+ * c-common.c (vector_targets_convertible_p): New.
+ * c-common.h (vector_targets_convertible_p): New prototype.
+ * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
+ opaque_p_V2SI_type_node.
+
+2008-07-01 Steve Ellcey <sje@cup.hp.com>
+
+ * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
+ RFmode constants.
+
+2008-07-01 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
+ TFmode constants via two element DImode vector for hosts with
+ HOST_BITS_PER_WIDE_INT < 64.
+ (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
+ also for HOST_BITS_PER_WIDE_INT < 64.
+
+2008-07-01 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36666
+ * tree-ssa-structalias.c (get_constraint_for_1): Declare.
+ (get_constraint_exp_from_ssa_var): Split into ...
+ (get_constraint_exp_for_temp): ... this ...
+ (get_constraint_for_ssa_var): ... and that.
+ Return constraint expressions for all touched sub-fields
+ if the results address is not taken.
+ (process_constraint): Remove assertion that aggregate
+ assignments do not happen at this place.
+ (get_constraint_for_component_ref): Add address_p argument.
+ Return constraint expressions for all touched sub-fields
+ if the results address is not taken.
+ (do_deref): Use get_constraint_exp_for_temp.
+ (get_constraint_for_1): Rename from ...
+ (get_constraint_for): ... this. Add the old function as wrapper.
+ (do_structure_copy): Use get_constraint_for_1.
+
+2008-07-01 Martin Jambor <mjambor@suse.cz>
+
+ * Makefile.in (tree-switch-conversion.o): Add.
+ (OBJS-common): Add tree-swtch-conversion.o.
+ * passes.c (init_optimization_passes): Add pass_convert_switch.
+ * tree-pass.h (pass_convert_switch): Add.
+ * tree-switch-conversion.c: New file.
+ * gcc.dg/tree-ssa/cswtch.c: New testcase.
+ * common.opt (ftree-cswtch): New option.
+ * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
+ * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
+ * opts.c (decode_options): Set flag_tree_switch_conversion when
+ optimization level is >= 2.
+ * doc/invoke.texi (Optimize Options): Added description of
+ -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
+
+2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * config/darwin-driver.c (darwin_default_min_version): Fix
+ -Wc++-compat warnings.
+
+2008-06-30 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
+ of operand 0.
+
+2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
+
+2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR rtl-optimization/34744
+ * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
+ (df_scan_free_internal): Free data structures not
+ allocated in storage pools.
+ (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
+ (df_refs_add_to_chains): Use df_scan_free_ref_vec and
+ df_scan_free_mws_vec.
+ * dse.c (dse_step6): Free offset_map_p and offset_map_n
+ unconditionally.
+
+2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (contains_aligned_value_p): Return true
+ for __float128.
+ (ix86_function_arg_boundary): Return its natural boundary
+ for __float128.
+ (return_in_memory_32): Don't check TDmode.
+ (ix86_split_to_parts): Support splitting into 4 parts and
+ support TFmode for 32bit target.
+ (ix86_split_long_move): Support splitting into 4 parts.
+ (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
+ for SSE2.
+ (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
+ (ix86_init_builtins): Here.
+ (ix86_scalar_mode_supported_p): Always return true for TFmode.
+ (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
+ 'q' and 'w', respectively.
+
+ * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
+ TARGET_64BIT.
+ (movtf_internal): Likewise.
+ (<code>tf2): Likewise.
+ (*absnegtf2_sse): Likewise.
+ (copysign<mode>3): Likewise.
+ (copysign<mode>3_const): Likewise.
+ (copysign<mode>3_var): Likewise.
+ (define_split UNSPEC_COPYSIGN): Likewise.
+ * config/i386/sse.md (*nandtf3): Likewise.
+ (<code>tf3): Likewise.
+ (*<code>tf3): Likewise.
+
+2008-06-30 Joey Ye <joey.ye@intel.com>
+ H.J. Lu <hongjiu.lu@intel.com>
+
+ * global.c (compute_regsets): Set frame_pointer_needed here.
+ * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
+
+2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
+
+ * doc/install.texi (specific): Expand Windows build notes.
+
+2008-06-30 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/36648
+ * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
+ number of prolog iterations by step. Fix the comment.
+
+2008-06-30 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/36671
+ * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
+ handle calls from ECF_MALLOC functions.
+ (handle_pure_call): ECF_MALLOC functions do not return
+ call-used memory.
+ (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
+
+2008-06-29 Andreas Schwab <schwab@suse.de>
+
+ * config/m68k/m68k.c (print_operand): Always print a float
+ constant in hex.
+ * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
+ (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
+ Remove macros.
+
+ * config/rs6000/x-linux64: Remove never used file.
+
+2008-06-29 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.h (compute_points_to_sets): Adjust
+ prototype.
+ (struct alias_info): Move ...
+ * tree-ssa-alias.c: ... here.
+ (update_alias_info): Declare.
+ (compute_may_aliases): Call it.
+ (update_alias_info): New function.
+ * tree-ssa-structalias.c (update_alias_info): Move ...
+ * tree-ssa-alias.c (update_alias_info_1): ... here.
+ * tree-ssa-structalias.c (process_constraint_1): Remove
+ unused from_call argument. Rename to ...
+ (process_constraint): ... this. Delete old wrapper.
+ (make_constraint_to): Adjust callers.
+ (handle_const_call): Likewise.
+ (handle_pure_call): Likewise.
+ (init_base_vars): Likewise.
+ (handle_lhs_call): Likewise. Remove unnecessary constraint.
+ (find_func_aliases): We don't need structure copies for
+ complex types.
+ (make_constraint_from_anything): Remove.
+ (create_variable_info_for): For globals make constraints
+ from escaped, not from anything.
+ (compute_points_to_sets): Do not call update_alias_info.
+ (ipa_pta_execute): Use make_constraint_from.
+
+2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
+ (bitmap.o-warn, dominance.o-warn): New.
+ * configure.ac (cxx_compat_warn): Delete.
+ (loose_warn): Add -Wcast-qual and -Wc++-compat.
+ * system.h: Remove #pragma diagnostic for -Wcast-qual and
+ -Wc++-compat.
+ * configure: Regenerate.
+
+ * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
+ warnings.
+
+2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
+ * df-scan.c (df_notes_rescan): Likewise.
+ * ggc-page.c (set_page_table_entry): Likewise.
+ * intl.c (gcc_gettext_width): Likewise.
+ * varasm.c (get_unnamed_section, get_noswitch_section,
+ get_section): Likewise.
+
+2008-06-28 Andrew Jenner <andrew@codesourcery.com>
+
+ * regrename.c (build_def_use): Don't copy RTX.
+
+2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
+
+ * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
+ (Type Attributes): Fix nesting of @table and @subsection. Adjust
+ punctuation. Use @ref instead of @xref.
+ (Function Names): Remove stray @display/@end display.
+ (C++ Attributes): Use @ref instead of @xref.
+ (Deprecated Features): Fix punctuation around @xref.
+ (Backwards Compatibility): Likewise.
+ * doc/rtl.texi (Incdec): Remove stray @table/@end table.
+
+2008-06-28 Joseph Myers <joseph@codesourcery.com>
+
+ * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
+ constants for E500 double.
+
+2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * doc/rtl.texi (const_vector): Document const_fixed as legitimate
+ element type of const_vector.
+
+2008-06-28 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
+ Remove FLAGS_REG clobber from expander pattern.
+ (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
+ (anddi3, andsi3, andhi3, andqi3): Ditto.
+ (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
+ (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
+ (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
+ (ashlsi3, ashlhi3, ashlqi3): Ditto.
+ (ashrsi3, ashrhi3, ashrqi3): Ditto.
+ (lshrsi3, lshrhi3, lshrqi3): Ditto.
+ (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
+ (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
+
+2008-06-28 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (callused_id, var_callused,
+ callused_tree): Add.
+ (handle_pure_call): New function.
+ (find_func_aliases): Call it.
+ (find_what_p_points_to): Handle the call-used set.
+ (clobber_what_escaped): Likewise.
+ (compute_call_used_vars): New function.
+ (init_base_vars): Init the call-used variable.
+ (do_sd_constraint): Do not propagate the solution from CALLUSED
+ but use CALLUSED as a placeholder.
+ (solve_graph): Likewise.
+ * tree-flow-inline.h (gimple_call_used_vars): New function.
+ * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
+ (compute_call_used_vars): Declare.
+ * tree-ssa-alias.c (set_initial_properties): Call
+ compute_call_used_vars.
+ (reset_alias_info): Clear call-used variables.
+ (add_call_clobber_ops): Assert we are not called for const/pure
+ functions. Remove handling of them.
+ (add_call_read_ops): Handle pure functions by adding the
+ call-used set of variables as VUSEs.
+ * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
+ (delete_tree_ssa): Free it.
+ * tree-dfa.c (remove_referenced_var): Clear the var from the
+ call-used bitmap.
+
+2008-06-28 Kai Tietz <kai.tietz@onevision.com>
+
+ * tree.c (build_varargs_function_type_list): New.
+ (build_function_type_list_1): New.
+ (build_function_type_list): Use build_function_type_list_1.
+ * tree.h (build_varargs_function_type_list): New.
+
+2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ PR target/34856
+ * config/spu/spu.c (spu_builtin_splats): Do not generate
+ invalid CONST_VECTOR expressions.
+ (spu_expand_vector_init): Likewise.
+
+2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * optabs.c (libfunc_decls): New variable.
+ (libfunc_decl_hash, libfunc_decl_eq): New functions.
+ (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
+ for the same function twice.
+
+2008-06-27 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
+ ix86_expand_binary_operator directly.
+ (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
+ for operand 2.
+ (*ashrti3_1): Ditto.
+ (*lshrti3_1): Ditto.
+ (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
+ (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
+ using only one splitter. Conditionaly execute splitter before or
+ after peephole2 pass.
+ (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
+ (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
+ Use only one alternative in asm template.
+ (x86_64_shld): Compress operand 2 constraints. Use only one alternative
+ in asm template.
+ (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
+ "J" operand constraint for operand 2.
+ (*ashldi3_cconly_rex64): Ditto.
+ (*ashrdi3_cmp_rex64): Ditto.
+ (*ashrdi3_cconly_rex64): Ditto.
+ (*lshrdi3_cmp_rex64): Ditto.
+ (*lshrdi3_cconly_rex64): Ditto.
+ * config/i386/predicates.md (const_1_to_63_operand): New predicate.
+ * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
+ (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
+ gen_x86_shrd_1.
+
+2008-06-27 Jakub Jelinek <jakub@redhat.com>
+
+ * gimplify.c (omp_is_private): Don't return true if decl is not
+ already private on #pragma omp for or #pragma omp parallel for.
+
+ PR debug/36617
+ * tree-cfg.c (struct move_stmt_d): Replace block field with
+ orig_block and new_block fields.
+ (move_stmt_r): Only set TREE_BLOCK to p->new_block if
+ if it used to be NULL, p->orig_block or if p->orig_block is NULL.
+ (move_block_to_fn): Replace vars_map and new_label_map arguments
+ with struct move_stmt_d pointer.
+ (replace_block_vars_by_duplicates): New function.
+ (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
+ move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
+ all subblocks of ORIG_BLOCK to the new function. Call
+ replace_block_vars_by_duplicates.
+ * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
+ * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
+ BLOCK of the new function. Adjust move_sese_region_to_fn caller.
+ Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
+ (expand_omp): Temporarily set input_location to the location of
+ region's controlling stmt.
+ (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
+ BIND_EXPR, push ctx->block_vars and gimplification vars into
+ the BIND_EXPR and its block's BLOCK_VARS instead of directly
+ into dest function.
+ (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
+ there are any BLOCK_VARS.
+ (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
+ OMP_PARALLEL or OMP_TASK stmt.
+ (lower_omp): Save and restore input_location around the lower_omp_1
+ call.
+
+2008-06-27 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36400
+ PR tree-optimization/36373
+ PR tree-optimization/36344
+ * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
+ var_nonlocal, nonlocal_tree, nonlocal_id): New globals
+ (update_alias_info): Remove call clobbering code.
+ (make_constraint_to): New helper function.
+ (make_escape_constraint): Likewise.
+ (handle_rhs_call): Use it on all pointer containing arguments.
+ Also mark the static chain escaped.
+ (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
+ instead of ANYTHING.
+ (make_constraint_from): New helper split out from ...
+ (make_constraint_from_anything): ... here.
+ (find_func_aliases): Add constraints for escape sites.
+ (intra_create_variable_infos): Make constraints from NONLOCAL
+ for parameters.
+ (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
+ as ANYTHING.
+ (clobber_what_p_points_to): Remove.
+ (clobber_what_escaped): New function.
+ (init_base_vars): Init NONLOCAL and ESCAPED.
+ (do_sd_constraint): Do not propagate the solution from ESCAPED
+ but use ESCAPED as a placeholder.
+ (solve_graph): Likewise.
+ * tree-flow.h (clobber_what_p_points_to): Remove.
+ (clobber_what_escaped): Declare.
+ * tree-ssa-alias.c (set_initial_properties): Call it.
+ Remove code clobbering escaped pointers.
+
+2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * function.c (allocate_struct_function): Only allocate a unique
+ funcdef_no if the decl is nonzero.
+
+2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips-protos.h (mips_split_const_insns): Declare.
+ * config/mips/mips.c (mips_split_const_insns): New function.
+ * config/mips/mips.md (move_type): New attribute.
+ (mode): Move attribute definition earlier in file. Add "TI" and "TF".
+ (dword_mode): New attribute.
+ (type): Avoid long line. Map "move_type"s to "type"s,
+ choosing "multi" for doubleword moves if appropriate.
+ Swap MTC/MFC comments to match their declaration order.
+ (extended_mips16): Default to "yes" if "move_type" is "sll0",
+ "type" is "branch" or "jal" is "direct".
+ (length): Handle "extended_mips16" first. Make the default
+ "0" for "ghost" instructions. Set the length from "move_type".
+ (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
+ of "type", with "sll0" for the register alternative. Remove the
+ "extended_mips16" attribute.
+ (zero_extendsidi2, *clear_upper32): Use "move_type" instead
+ of "type", with "shift_shift" for the register alternative.
+ Remove the "length" attribute.
+ (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
+ (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
+ of "type", with "andi" for the register alternative.
+ (*zero_extendqihi2): Likewise.
+ (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
+ of "andi" instead of a "type" of "arith".
+ (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
+ instead of "type".
+ (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
+ (mov_<store>r, *mov<mode>_ra): Likewise.
+ (extendsidi2): Use "move_type" instead of "type", with "move"
+ for the register alternative.
+ (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
+ of "type", with "signext" for the register alternative.
+ (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
+ (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
+ (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
+ (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
+ (floatdisf2, *branch_equality<mode>_mips16): Likewise.
+ (unnamed branch insn): Likewise.
+ (*movdi_gp32_fp64): Fold into...
+ (*movdi_32bit): ...here.
+ (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
+ (*movdf_hardfloat): ...this new pattern.
+ (*movdf_softfloat): Remove redundant FPR alternatives.
+ (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
+ (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
+ (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
+ the "move" attribute.
+ (*movdi_32bit): Use "move_type" instead of "type" and remove the
+ "length" attribute. Use "fpload" and "fpstore" instead of "load"
+ and "store" for COP loads and stores.
+ (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
+ (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
+ (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
+ (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
+ (*movtf_mips16, *movv2sf): Likewise.
+ (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
+ (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
+ (mfhc1<mode>): Use "move_type" instead of "move".
+ (*low<mode>_mips16): Use "extended_mips16" instead of "length".
+ (loadgp_blockage): Remove the "length" attribute.
+ (blockage, set_got_version, update_got_version): Likewise.
+ (call_internal): Remove the "extended_mips16" attribute.
+ (call_value_internal, call_value_multiple_internal): Likewise.
+ * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
+ instead of "move".
+ * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
+ the "length" attribute.
+
+2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
+ -Wcast-qual warnings.
+ * c-pragma.c (dpm_eq, handle_pragma_push_macro,
+ handle_pragma_pop_macro): Likewise.
+ * collect2.c (resolve_lib_name): Likewise.
+ * config/arc/arc.c (arc_init): Likewise.
+ * config/arm/arm.c (neon_builtin_compare,
+ locate_neon_builtin_icode): Likewise.
+ * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
+ * config/bfin/bfin.c (bfin_init_machine_status,
+ bfin_optimize_loop): Likewise.
+ * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
+ * config/cris/cris.c (cris_init_expanders): Likewise.
+ * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
+ * config/darwin.c (machopic_indirection_eq,
+ machopic_indirection_name, machopic_output_indirection): Likewise.
+ * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
+ frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
+ frv_optimize_membar): Likewise.
+ * config/i386/cygwin.h (mingw_scan,
+ GCC_DRIVER_HOST_INITIALIZATION): Likewise.
+ * config/i386/cygwin1.c (mingw_scan): Likewise.
+ * config/i386/i386.c (machopic_output_stub): Likewise.
+ * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
+ i386_pe_unique_section): Likewise.
+ * config/ia64/ia64.c (ia64_init_machine_status,
+ ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
+ Likewise.
+ * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
+ * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
+ * config/m68k/m68k.c (m68k_handle_option,
+ m68k_sched_md_init_global): Likewise.
+ * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
+ mcore_unique_section): Likewise.
+ * config/mips/mips.c (mips_block_move_straight,
+ mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
+ Likewise.
+ * config/mmix/mmix.c (mmix_init_machine_status,
+ mmix_encode_section_info): Likewise.
+ * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
+ * config/rs6000/rs6000.c (rs6000_init_machine_status,
+ print_operand_address, output_toc, redefine_groups,
+ rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
+ * config/s390/s390.c (s390_init_machine_status): Likewise.
+ * config/score/score.c (score_block_move_straight,
+ score_block_move_loop_body): Likewise.
+ * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
+ * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
+ * emit-rtl.c (find_auto_inc): Likewise.
+ * gcc.c (translate_options, process_command): Likewise.
+ * reorg.c (dbr_schedule): Likewise.
+ * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
+ * xcoffout.c (xcoffout_declare_function): Likewise.
+
+2008-06-27 Daniel Berlin <dberlin@dberlin.org>
+
+ * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
+ ipa-pta working again.
+
+2008-06-27 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/t-aix52: Append large data option to LDFLAGS for
+ genautomata.
+
+2008-06-27 Edmar Wienskoski <edmar@freescale.com>
+
+ * config.gcc (powerpc*-*-*): Add new core e500mc.
+ * config/rs6000/e500mc.md: New file.
+ * config/rs6000/rs6000.c (processor_costs): Add new costs for
+ e500mc.
+ (rs6000_override_options): Add e500mc case to
+ processor_target_table. Altivec and Spe options not allowed
+ with e500mc. Add isel instruction to e500mc by
+ default. Initialize rs6000_cost for e500mc.
+ (rs6000_issue_rate): Set issue rate for e500mc.
+ * config/rs6000/rs6000.h (processor_type): Add
+ PROCESSOR_PPCE500MC.
+ (ASM_CPU_SPEC): Add e500mc.
+ Set TARGET_ISEL to rs6000_isel.
+ * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
+ (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
+ * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
+ Include e500mc.md.
+ * doc/invoke.texi: Add e500mc to list of cpus.
+
+2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
+
+ PR c/34867
+ * c-lex.c (lex_charconst): Initialize unsignedp.
+
+2008-06-27 Olivier Hainque <hainque@adacore.com>
+
+ * gimplify.c (gimplify_modify_expr_to_memset): Assert our
+ documented assumptions.
+
+2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
+
+ * dwarf2out.c: Remove trailing white spaces. Break long line
+ in comments.
+
+2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * libfuncs.h (LTI_synchronize): New libfunc_index.
+ (synchronize_libfunc): Declare.
+ * builtins.c (expand_builtin_synchronize): Consider using
+ synchronize_libfunc before falling back on an asm blockage.
+ * config/mips/mips.c: Include libfuncs.h
+ (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
+
+2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
+ parameter. Copy stack_reg to r11 where appropriate.
+ (no_global_regs_above): Add gpr parameter.
+ (rs6000_stack_info): Only add padding for SPE save area if we
+ are saving SPE GPRs and CR.
+ (saveres_routine_syms): New variable.
+ (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
+ Define.
+ (rs6000_savres_routine_sym): New function.
+ (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
+ split out of...
+ (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
+ rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
+ Tweak FPR out-of-line saving.
+ (rs6000_make_savres_rtx): New function.
+ (rs6000_use_multiple_p): New function.
+ (rs6000_savres_strategy): New function.
+ (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
+ out-of-line if appropriate.
+ * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
+ if we are optimizing for size.
+ (GP_SAVE_INLINE): Define.
+ (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
+ * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
+ * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
+ * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
+ (*save_fpregs_<mode>): Add use of r11.
+ (*restore_gpregs_<mode>): New insn.
+ (*return_and_restore_gpregs_<mode>): New insn.
+ (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
+ use r11.
+ * config/rs6000/spe.md (*save_gpregs_spe): New insn.
+ (*restore_gpregs_spe): New insn.
+ (*return_and_restore_gpregs_spe): New insn.
+ * config/rs6000/predicates.md (save_world_operation): Fix check.
+
+2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
+
+ * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
+ this point, so assert that.
+
+2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
+
+ * cfganal.c: Include vec.h and vecprim.h.
+ (compute_idf): Import from...
+ * tree-into-ssa (compute_idf): ...here.
+ * basic-block.h (compute_idf): Export.
+
+2008-06-26 Joseph Myers <joseph@codesourcery.com>
+
+ * c-decl.c (merge_decls): Use !current_function_decl to check for
+ extern declaration of C99 inline function being at file scope.
+
+2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
+
+ * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
+
+2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * alias.c (record_alias_subset, init_alias_analysis): Fix
+ -Wc++-compat and/or -Wcast-qual warnings.
+ * attribs.c (lookup_attribute_spec): Likewise.
+ * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
+ copy_bb, connect_traces,
+ find_rarely_executed_basic_blocks_and_cr): Likewise.
+ * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
+ note_btr_set, migrate_btr_defs): Likewise.
+ * builtins.c (result_vector, expand_builtin_memcpy,
+ expand_builtin_mempcpy_args, expand_builtin_strncpy,
+ builtin_memset_read_str, expand_builtin_printf,
+ fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
+ Likewise.
+ * caller-save.c (mark_set_regs): Likewise.
+ * calls.c (expand_call, emit_library_call_value_1): Likewise.
+ * cgraph.c (cgraph_edge): Likewise.
+ * combine.c (likely_spilled_retval_1): Likewise.
+ * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
+ htab_counts_entry_del, get_coverage_counts): Likewise.
+ * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
+ new_cselib_val): Likewise.
+ * dbgcnt.c (dbg_cnt_process_opt): Likewise.
+ * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
+ Likewise.
+ * df-core.c (df_compact_blocks): Likewise.
+ * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
+ * df-scan.c (df_grow_reg_info, df_ref_create,
+ df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
+ df_ref_compare, df_ref_create_structure, df_bb_refs_record,
+ df_record_entry_block_defs, df_record_exit_block_uses,
+ df_bb_verify): Likewise.
+ * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
+ DF_REF_EXTRACT_MODE_CONST): New.
+ * dominance.c (get_immediate_dominator, get_dominated_by,
+ nearest_common_dominator, root_of_dom_tree,
+ iterate_fix_dominators, first_dom_son, next_dom_son): Fix
+ -Wc++-compat and/or -Wcast-qual warnings.
+ * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
+ record_store, replace_read, check_mem_read_rtx, scan_insn,
+ dse_step1, dse_record_singleton_alias_set): Likewise.
+ * dwarf2asm.c (dw2_force_const_mem): Likewise.
+
+2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
+ dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
+ lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
+ assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
+ build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
+ add_ranges_num, add_ranges_by_labels, file_info_cmp,
+ file_name_acquire, output_file_names, add_const_value_attribute,
+ premark_used_types_helper, file_table_eq, file_table_hash,
+ lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
+ dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
+ -Wcast-qual warnings.
+ * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
+ ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
+ * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
+ gen_reg_rtx, start_sequence, init_emit): Likewise.
+ * et-forest.c (et_new_occ, et_new_tree): Likewise.
+ * except.c (init_eh_for_function, gen_eh_region,
+ remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
+ arh_to_landing_pad, arh_to_label, add_action_record,
+ add_call_site, switch_to_exception_section): Likewise.
+ * expmed.c (synth_mult): Likewise.
+ * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
+ store_expr): Likewise.
+ * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
+ Likewise.
+ * function.c (assign_stack_temp_for_type,
+ allocate_struct_function, match_asm_constraints_1): Likewise.
+ * gcov-io.c (gcov_allocate): Likewise.
+ * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
+ GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
+ (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
+ record_one_set, insert_expr_in_table, insert_set_in_table,
+ dump_hash_table, compute_hash_table_work, alloc_hash_table,
+ pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
+ reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
+ -Wcast-qual warnings.
+
+2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
+ -Wcast-qual warnings.
+ * gcc.c (process_command): Likewise.
+ * genattrtab.c (oballoc): Use XOBNEW.
+ (oballocvec): Define.
+ (attr_hash_add_rtx, attr_hash_add_string, attr_string,
+ get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
+ gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
+ -Wc++-compat and/or -Wcast-qual warnings.
+ * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
+ XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
+ (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
+ gen_presence_absence_set, gen_automaton, gen_regexp_el,
+ gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
+ gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
+ add_excls, process_presence_absence_names,
+ process_presence_absence_patterns, add_presence_absence,
+ process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
+ get_free_state, add_arc, get_free_automata_list_el,
+ form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
+ transform_3, cache_presence, create_ainsns, create_automata,
+ create_state_ainsn_table, dfa_insn_code_enlarge,
+ output_trans_func, output_min_issue_delay_func,
+ output_dead_lock_func, output_reset_func,
+ output_get_cpu_unit_code_func, output_dfa_start_func,
+ expand_automata): Likewise.
+ * genextract.c (gen_insn): Likewise.
+ * gengtype-lex.l: Likewise.
+ * gengtype.c (read_input_list, adjust_field_type,
+ process_gc_options): Likewise.
+ * genoutput.c (note_constraint): Likewise.
+ * genpreds.c (mangle, add_constraint): Likewise.
+ * genrecog.c (process_define_predicate, new_decision,
+ add_to_sequence): Likewise.
+ * gensupport.c (record_insn_name): Likewise.
+
+2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * config/i386/driver-i386.c (detect_caches_amd,
+ detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
+ and/or -Wcast-qual warnings.
+ *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
+ gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
+ gt_pch_save): Likewise.
+ * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
+ gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
+ * global.c (compute_regsets): Likewise.
+ * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
+ finish_graph_dump_file): Likewise.
+ * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
+ unlink_bb_notes): Likewise.
+ * integrate.c (get_hard_reg_initial_val): Likewise.
+ * ipa-prop.c (ipa_push_func_to_list): Likewise.
+ * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
+ * local-alloc.c (update_equiv_regs): Likewise.
+ * loop-invariant.c (check_invariant_table_size,
+ hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
+ Likewise.
+ * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
+ altered_reg_used, mark_altered): Likewise.
+ * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
+ insert_var_expansion_initialization,
+ combine_var_copies_in_loop_exit, apply_opt_in_copies,
+ release_var_copies): Likewise.
+ * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
+ analyze_matrix_decl, add_allocation_site, analyze_transpose,
+ analyze_accesses_for_phi_node, check_var_notmodified_p,
+ check_allocation_function, find_sites_in_func,
+ record_all_accesses_in_func, transform_access_sites,
+ transform_allocation_sites): Likewise.
+ * omp-low.c (new_omp_region, create_omp_child_function_name,
+ check_omp_nesting_restrictions, check_combined_parallel,
+ lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
+ * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
+ gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
+ gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
+ Likewise.
+ * opts-common.c (prune_options): Likewise.
+ * opts.c (add_input_filename, print_filtered_help,
+ get_option_state): Likewise.
+ * params.c (add_params): Likewise.
+ * passes.c (set_pass_for_id, next_pass_1,
+ do_per_function_toporder, pass_fini_dump_file): Likewise.
+ * postreload.c (reload_cse_simplify_operands): Likewise.
+ * predict.c (tree_predicted_by_p, tree_predict_edge,
+ clear_bb_predictions, combine_predictions_for_bb): Likewise.
+
+2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
+ warnings.
+ * recog.c (check_asm_operands, validate_change_1): Likewise.
+ * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
+ subst_asm_stack_regs): Likewise.
+ * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
+ cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
+ * regmove.c (reg_is_remote_constant_p): Likewise.
+ * regrename.c (regrename_optimize, scan_rtx_reg,
+ kill_clobbered_value, kill_set_value, kill_autoinc_value):
+ Likewise.
+ * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
+ regstat_compute_calls_crossed): Likewise.
+ * reload1.c (init_reload, new_insn_chain,
+ has_nonexceptional_receiver, reload, copy_reloads,
+ calculate_needs_all_insns, init_elim_table): Likewise.
+ * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
+ * rtl.c (shallow_copy_rtx_stat): Likewise.
+ * rtlanal.c (parms_set): Likewise.
+ * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
+ sbitmap_resize, sbitmap_vector_alloc): Likewise.
+ * sched-ebb.c (earliest_block_with_similiar_load,
+ add_deps_for_risky_insns): Likewise.
+ * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
+ schedule_region): Likewise.
+ * see.c (eq_descriptor_pre_extension,
+ hash_descriptor_pre_extension, hash_del_pre_extension,
+ eq_descriptor_properties, hash_descriptor_properties,
+ hash_del_properties, see_seek_pre_extension_expr,
+ see_initialize_data_structures, see_print_register_properties,
+ see_print_pre_extension_expr, see_delete_merged_def_extension,
+ see_delete_unmerged_def_extension, see_emit_use_extension,
+ see_pre_delete_extension, see_map_extension, see_commit_changes,
+ see_analyze_merged_def_local_prop,
+ see_analyze_merged_def_local_prop,
+ see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
+ see_set_prop_merged_def, see_set_prop_unmerged_def,
+ see_set_prop_unmerged_use, see_print_one_extension,
+ see_merge_one_use_extension, see_merge_one_def_extension,
+ see_store_reference_and_extension, see_update_uses_relevancy,
+ see_update_defs_relevancy): Likewise.
+ * statistics.c (hash_statistics_hash, hash_statistics_eq,
+ hash_statistics_free, curr_statistics_hash): Likewise.
+ * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
+ expand_asm_operands, expand_return, case_bit_test_cmp,
+ expand_case): Likewise.
+ * stor-layout.c (start_record_layout): Likewise.
+ * stringpool.c (ggc_alloc_string, gt_pch_n_S,
+ gt_pch_save_stringpool): Likewise.
+ * tree-data-ref.c (hash_stmt_vertex_info,
+ have_similar_memory_accesses_1, ref_base_address_1): Likewise.
+ * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
+
+2008-06-25 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/36627
+ * config/i386/i386.md: Change constraints of HImode and QImode
+ immediate operands from "i" to "n". Change SImode "ni" constraint to
+ "i" and SImode "rmi" constraint to "g". Remove all constraints
+ from const0_operand and const1_operand predicated operands.
+ (i): Change QImode and HImode attribute from "i" to "n".
+ (*subqi_2): Change HImode operands to QImode.
+ (*subqi_3): Ditto.
+
+2008-06-25 Olivier Hainque <hainque@adacore.com>
+
+ * Makefile.in (GTFILES_H): Use | instead of ; as separator in
+ sed substitutions.
+
+2008-06-25 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (fieldoff_compare): Make sure to
+ not overflow the result type.
+
+2008-06-25 Richard Guenther <rguenther@suse.de>
+
+ * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
+ (vn_lookup): Likewise.
+
+2008-06-25 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/35518
+ * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
+ * tree-sra.c (instantiate_element): Use fold_build3 to build
+ BIT_FIELD_REFs.
+ (try_instantiate_multiple_fields): Likewise.
+
+2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * config/rs6000/rs6000.md: Change all string instruction's clobber to
+ be early clobbers.
+
+2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
+ use_backchain_to_restore_sp to true
+ if the offset of the link register save area would go over the 32k - 1
+ offset limit of the load
+ instructions.
+
+2008-06-25 Hans-Peter Nilsson <hp@axis.com>
+
+ * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
+ anchor for the type-punning blurb. Cross-reference "Structures
+ unions enumerations and bit-fields implementation". Provide a
+ cast-through-pointer example. Make final sentence self-contained.
+ * doc/implement-c.texi (Structures unions enumerations and
+ bit-fields implementation): Cross-reference the type-punning blurb
+ in the -fstrict-aliasing documentation.
+
+2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR middle-end/36594
+ * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
+ the memory instead of the memory itself for the save area.
+
+2008-06-24 Olivier Hainque <hainque@adacore.com>
+ Nicolas Roche <roche@adacore.com>
+
+ * gengtype.c (srcdir_len): size_t instead of int.
+ (get_file_realbasename): New function. For F a filename, the real
+ basename of F, with all the path components stripped.
+ (get_file_srcdir_relative_path): New function. For F a filename, the
+ relative path to F from $(srcdir).
+ (get_file_basename): Rewrite using get_file_srcdir_relative_path and
+ get_file_realbasename. Adjust the head comment.
+ (get_prefix_langdir_index): New function. For F a filename, return the
+ lang_dir_names[] relative index of the language directory that is
+ a prefix in F.
+ (get_file_langdir): For F a filename, return the name of the language
+ directory where F is located.
+ (get_file_gtfilename): New function. The gt- output file name for an
+ input filename F.
+ (get_output_file_with_visibility): Replace in-line computations with
+ uses of get_file_gtfilename and get_prefix_langdir_index.
+ * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
+
+2008-06-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/36504
+ * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
+ references without base address.
+
+2008-06-23 Uros Bizjak <ubizjak@gmail.com>
+
+ PR middle-end/36584
+ * calls.c (expand_call): Increase alignment for recursive functions.
+
+2008-06-23 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
+ (TARGET_FUNCTION_VALUE): New define.
+ * config/avr/avr-protos.h (avr_function_value): Remove declaration.
+ * config/avr/avr.h (FUNCTION_VALUE): Remove.
+
+2008-06-23 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
+ (fmod<mode>3): Ditto.
+ (remainderxf3): Ditto.
+ (remainder<mode>3): Ditto.
+
+2008-06-23 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/36533
+ * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
+ REG is a hard register.
+
+ PR tree-optimization/36508
+ * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
+ 499, don't check it at all in release compilers.
+
+2008-06-23 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
+ together with SSE_TARGET_MATH to disable insn pattern.
+ (*fop_<MODEF:mode>_2_i387): Ditto.
+ (*fop_<MODEF:mode>_3_i387): Ditto.
+
+2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
+
+ * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
+
+2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
+
+ PR middle-end/34906
+ * gimplify.c (gimplify_asm_expr): Check the return code of
+ parse_output_constraint call, set function return and is_inout
+ value if it failed.
+
+2008-06-22 Ian Lance Taylor <iant@google.com>
+
+ * c-lex.c (narrowest_unsigned_type): Change itk to int.
+ (narrowest_signed_type): Likewise.
+ * c-typeck.c (c_common_type): Change local variable mclass to enum
+ mode_class, twice.
+ (parser_build_binary_op): Compare the TREE_CODE_CLASS with
+ tcc_comparison, not the tree code itself.
+ * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
+ (c_expand_expr): Cast modifier to enum expand_modifier.
+ * c-common.h (C_RID_CODE): Add casts.
+ (C_SET_RID_CODE): Define.
+ * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
+ (c_lex_one_token): Add cast to avoid warning.
+ (c_parser_objc_type_name): Rename local typename to type_name.
+ (check_no_duplicate_clause): Change code parameter to enum
+ omp_clause_code.
+ (c_parser_omp_var_list_parens): Change kind parameter to enum
+ omp_clause_code.
+ (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
+ c_parser_omp_list_var_parens.
+ (c_parser_omp_threadprivate): Likewise.
+ * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
+ * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
+ * c-format.c (NO_FMT): Define.
+ (printf_length_specs): Use NO_FMT.
+ (asm_fprintf_length_specs): Likewise.
+ (gcc_diag_length_specs): Likewise.
+ (scanf_length_specs): Likewise.
+ (strfmon_length_specs): Likewise.
+ (gcc_gfc_length_specs): Likewise.
+ (printf_flag_specs): Change 0 to STD_C89.
+ (asm_fprintf_flag_specs): Likewise.
+ (gcc_diag_flag_specs): Likewise.
+ (gcc_cxxdiag_flag_specs): Likewise.
+ (scanf_flag_specs): Likewise.
+ (strftime_flag_specs): Likewise.
+ (strfmon_flag_specs): Likewise.
+ (print_char_table): Likewise.
+ (asm_fprintf_char_table): Likewise.
+ (gcc_diag_char_table): Likewise.
+ (gcc_tdiag_char_table): Likewise.
+ (gcc_cdiag_char_table): Likewise.
+ (gcc_cxxdiag_char_table): Likewise.
+ (gcc_gfc_char_table): Likewise.
+ (scan_char_table): Likewise.
+ (time_char_table): Likewis.
+ (monetary_char_table): Likewise.
+ * c-format.h (BADLEN): Likewise.
+
+2008-06-21 Ian Lance Taylor <iant@google.com>
+
+ * tree.h (enum tree_code): Include all-tree.def, not tree.def.
+ Define END_OF_BASE_TREE_CODES around inclusion.
+ * tree.c (tree_code_type): New global array.
+ (tree_code_length, tree_code_name): Likewise.
+ * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
+ $(lang_tree_files).
+ (all-tree.def, s-alltree): New targets.
+ (gencheck.h, s-gencheck): Remove.
+ (tree.o): Depend upon all-tree.def.
+ (build/gencheck.o): Remove gencheck.h dependency.
+ (mostlyclean): Don't remove gencheck.h.
+ * c-common.h (enum c_tree_code): Remove.
+ * c-lang.c (tree_code_type): Remove.
+ (tree_code_length, tree_code_name): Remove.
+ * gencheck.c (tree_codes): Include all-tree.def, rather than
+ tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
+ after it is used.
+ * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
+ than tree.def.
+ * cp/cp-tree.h (enum cplus_tree_code): Remove.
+ (operator_name_info): Size to MAX_TREE_CODES.
+ (assignment_operator_name_info): Likewise.
+ * cp/cp-lang.c (tree_code_type): Remove.
+ (tree_code_length, tree_code_name): Remove.
+ * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
+ (assignment_operator_name_info): Likewise.
+ * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
+ MAX_TREE_CODES.
+ * cp/mangle.c (write_expression): Likewise.
+ * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
+ * fortran/f95-lang.c (tree_code_type): Remove.
+ (tree_code_length, tree_code_name): Remove.
+ * java/java-tree.h (enum java_tree_code): Remove.
+ * java/lang.c (tree_code_type): Remove.
+ (tree_code_length, tree_code_name): Remove.
+ * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
+ * objc/objc-act.h (enum objc_tree_code): Remove.
+ * objc/objc-lang.c (tree_code_type): Remove.
+ (tree_code_length, tree_code_name): Remove.
+ * objcp/objcp-lang.c (tree_code_type): Remove.
+ (tree_code_length, tree_code_name): Remove.
+ * ada/ada-tree.h (enum gnat_tree_code): Remove.
+ * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
+ * ada/misc.c (tree_code_type): Remove.
+ (tree_code_length, tree_code_name): Remove.
+
+2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
+ the grand_bitmap_obstack.
+
+2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * ggc.h (GGC_RESIZEVAR): New, reorder macros.
+ * tracer.c (tail_duplicate): Fix for -Wc++-compat.
+ * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
+ * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
+ move_stmt_r, new_label_mapper): Likewise.
+ * tree-complex.c (cvc_lookup): Likewise.
+ * tree-dfa.c (create_function_ann): Likewise.
+ * tree-dump.c (dump_register): Likewise.
+ * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
+ find_phi_replacement_condition): Likewise.
+ * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
+ tree_function_versioning): Likewise.
+ * tree-into-ssa.c (cmp_dfsnum): Likewise.
+ * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
+ * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
+ get_nonlocal_debug_decl, convert_nonlocal_reference,
+ convert_nonlocal_omp_clauses, get_local_debug_decl,
+ convert_local_reference, convert_local_omp_clauses,
+ convert_nl_goto_reference, convert_nl_goto_receiver,
+ convert_tramp_reference, convert_call_expr): Likewise.
+ * tree-outof-ssa.c (contains_tree_r): Likewise.
+ * tree-parloops.c (reduction_phi, initialize_reductions,
+ eliminate_local_variables_1, add_field_for_reduction,
+ add_field_for_name, create_phi_for_local_result,
+ create_call_for_reduction_1, create_loads_for_reductions,
+ create_stores_for_reduction, create_loads_and_stores_for_name):
+ Likewise.
+ * tree-phinodes.c (allocate_phi_node): Likewise.
+ * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
+ * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
+ * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
+ * tree-ssa-coalesce.c (compare_pairs): Likewise.
+ * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
+ memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
+ record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
+ * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
+ * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
+ vn_nary_op_insert): Likewise.
+ * tree-ssa.c (redirect_edge_var_map_add,
+ redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
+ * tree-vectorizer.c (vectorize_loops): Likewise.
+ * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
+ build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
+ tree_cons_stat, build1_stat, build_variant_type_copy,
+ decl_init_priority_lookup, decl_fini_priority_lookup,
+ decl_priority_info, decl_restrict_base_lookup,
+ decl_restrict_base_insert, decl_debug_expr_lookup,
+ decl_debug_expr_insert, decl_value_expr_lookup,
+ decl_value_expr_insert, type_hash_eq, type_hash_lookup,
+ type_hash_add, get_file_function_name, tree_check_failed,
+ tree_not_check_failed, tree_range_check_failed,
+ omp_clause_range_check_failed, build_omp_clause,
+ build_vl_exp_stat): Likewise.
+ * value-prof.c (gimple_histogram_value,
+ gimple_duplicate_stmt_histograms): Likewise.
+ * var-tracking.c (attrs_list_insert, attrs_list_copy,
+ unshare_variable, variable_union_info_cmp_pos, variable_union,
+ dataflow_set_different_1, dataflow_set_different_2,
+ vt_find_locations, variable_was_changed, set_variable_part,
+ emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
+ * varasm.c (prefix_name, emutls_decl, section_entry_eq,
+ section_entry_hash, object_block_entry_eq,
+ object_block_entry_hash, create_block_symbol,
+ initialize_cold_section_name, default_function_rodata_section,
+ strip_reg_name, set_user_assembler_name, const_desc_eq,
+ build_constant_desc, output_constant_def, lookup_constant_def,
+ const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
+ create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
+ default_internal_label): Likewise.
+ * varray.c (varray_init, varray_grow): Likewise.
+ * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
+
+2008-06-20 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
+ operators for "test" insn. Macroize insn using SWI mode macro.
+ (*jcc_fused_2): Ditto.
+ (*jcc_fused_3): Macroize insn using SWI mode macro.
+ (*jcc_fused_4): Ditto.
+
+2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ * tree-ssa-pre.c: Fix typo in comment.
+ (init_antic, fini_antic): Add explicit funtions for
+ initializing and deinitializing ANTIC and AVAIL sets.
+ (create_expression_by_pieces): Fix typo in comment.
+ Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
+ (execute_pre): Eventually dump details about ANTIC_IN.
+
+2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * collect2.c (main, add_to_list): Fix for -Wc++-compat.
+ * gcc.c (translate_options, init_spec, store_arg, read_specs,
+ add_to_obstack, file_at_path, find_a_file, execute,
+ add_preprocessor_option, add_assembler_option, add_linker_option,
+ process_command, insert_wrapper, do_option_spec, do_self_spec,
+ spec_path, do_spec_1, is_directory, main, used_arg,
+ getenv_spec_function): Likewise.
+ * tlink.c (symbol_hash_lookup, file_hash_lookup,
+ demangled_hash_lookup, symbol_push, file_push, frob_extension):
+ Likewise.
+
+2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * doc/rtl.texi: Updated subreg section.
+
+2008-06-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/36523
+ * cgraphunit.c (cgraph_process_new_functions): Don't clear
+ node->needed and node->reachable.
+ * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
+ * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
+ (expand_task_call): Don't call expand_task_copyfn.
+ (expand_task_copyfn): Renamed to...
+ (finalize_task_copyfn): ... this.
+
+2008-06-19 Jan Hubicka <jh@suse.cz>
+
+ * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
+ clobbering framepointer.
+
+2008-06-19 Jan Hubicka <jh@suse.cz>
+
+ * tree-optimize.c (execute_early_local_optimizations): Set
+ cgraph_state only at first invocation.
+
+2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * system.h (-Wc++-compat): Activate as a warning, no an error.
+
+2008-06-19 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
+ instead of "#" in insn asm template.
+ (*jcc_fused_2): Ditto.
+
+2008-06-19 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.h (ix86_tune_indices)
+ [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
+ (TARGET_FUSE_CMP_AND_BRANCH): New define.
+ * config/i386/i386.md (*jcc_fused_1): New insn pattern
+ (*jcc_fused_2): Ditto.
+ * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
+ X86_TUNE_FUSE_CMP_AND_BRANCH targets.
+ (print operand): Handle 'E' and 'e' code.
+
+2008-06-19 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_mcu_t): Add attiny13a.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
+ * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
+
+2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
+ node->decl.
+ (cgraph_expand_function): Use local copy of decl.
+ (cgraph_expand_all_functions): Remove redundant initialization of
+ order_pos.
+ (cgraph_optimize): Reword internal_error message.
+
+2008-06-19 Chung-Lin Tang <ctang@marvell.com>
+
+ * arm-protos.h (arm_return_in_memory): Remove public
+ arm_return_in_memory() prototype.
+ * arm.c (arm_return_in_memory): Add static prototype, add target
+ hook macro, change definition and comments.
+ * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
+
+2008-06-19 Ben Elliston <bje@au.ibm.com>
+
+ * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
+ real.c: Remove references to IEEE 754R.
+ * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
+ * doc/libgcc.texi (Decimal float library routines): Likewise.
+
+2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * targhooks.h (struct gcc_target): New member unwind_word_mode.
+ (default_unwind_word_mode): Add prototype.
+ * targhooks.c (default_unwind_word_mode): New function.
+ (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
+ instead of word_mode.
+ * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
+ (TARGET_INITIALIZER): Use it.
+
+ * c-common.c (handle_mode_attribute): Support "unwind_word"
+ mode attribute.
+ * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
+
+ * except.c (init_eh): Use targetm.unwind_word_mode () instead of
+ word_mode to access SjLj_Function_Context member "data".
+ (sjlj_emit_dispatch_table): Likewise. Also, perform type
+ conversion from targetm.eh_return_filter_mode () to
+ targetm.unwind_word_mode () if they differ.
+
+ * builtin-types.def (BT_UNWINDWORD): New primitive type.
+ (BT_FN_UNWINDWORD_PTR): New function type.
+ (BT_FN_WORD_PTR): Remove.
+ * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
+ * except.c (expand_builtin_extend_pointer): Convert pointer to
+ targetm.unwind_word_mode () instead of word_mode.
+
+ * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
+ * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
+ (spu_unwind_word_mode): New function.
+ (TARGET_EH_RETURN_FILTER_MODE): Do not define.
+ (TARGET_UNWIND_WORD_MODE): Define.
+ * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
+
+2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu.c (reg_align): Remove.
+ (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
+ (spu_split_load): Use regno_aligned_for_load instead of reg_align.
+ (spu_split_store): Likewise.
+
+2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ * gcc/tree-vn.c: Fix typo in comment.
+
+2008-06-18 Jan Hubicka <jh@suse.cz>
+
+ * cgraphunit.c (cgraph_optimize): Output debug info when doing
+ toplevel reorder too.
+
+2008-06-18 Jan Hubicka <jh@suse.cz>
+
+ * c-opts.c (c_common_post_options): PCH is not compatible with
+ no-unit-at-a-time.
+ * opts.c (handle_options): Enable unit-at-a-time at O0 along with
+ -fno-toplevel-reorder by default now.
+
+2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR documentation/30739
+ * doc/install.texi (Prerequisites): Document dependency on awk.
+
+2008-06-18 Uros Bizjak <ubizjak@gmail.com>
+ Ian Lance Taylor <iant@google.com>
+
+ PR rtl-optimization/35604
+ * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
+ only want to change jump destinations, not eventual label comparisons.
+
+2008-06-16 Jan Hubicka <jh@suse.cz>
+
+ * cgraphunit.c (cgraph_expand_pending_functions): Give up at
+ syntax errors.
+ (cgraph_analyze_function): Likewise.
+
+2008-06-16 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.h (cgraph_mark_if_needed): New function.
+ * cgraphunit.c (cgraph_mark_if_needed): New function.
+ * c-decl.c (duplicate_decl): Use it.
+
+2008-06-16 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (cgraph_add_new_function): When in expansion state, do
+ lowering.
+
+2008-06-16 Jan Hubicka <jh@suse.cz>
+
+ * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
+
+2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
+ Kazu Hirata <kazu@codesourcery.com>
+ Maxim Kuvyrkov <maxim@codesourcery.com
+
+ * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
+ * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
+ * config/mips/linux.h (host_detect_local_cpu): Declare, add to
+ EXTRA_SPEC_FUNCTIONS.
+ (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
+ (DRIVER_SELF_SPECS): Adjust.
+ * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
+ * config/mips/st.h, config/mips/t-st: New.
+ * config/mips/driver-native.c, config/mips/x-native: New.
+ * doc/invoke.texi (MIPS): Document 'native' value for -march and
+ -mtune options.
+
+2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
+ from it.
+ (ISA_HAS_FP_CONDMOVE): New macro.
+ (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
+ (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
+ (ISA_HAS_NMADD3_NMSUB3): New macro.
+ * config/mips/mips.c (mips_rtx_costs): Update.
+ * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
+ compiling for ST Loongson 2E/2F.
+ (madd<mode>): Rename to madd4<mode>. Update.
+ (madd3<mode>): New pattern.
+ (msub<mode>): Rename to msub4<mode>. Update.
+ (msub3<mode>): New pattern.
+ (nmadd<mode>): Rename to nmadd4<mode>. Update.
+ (nmadd3<mode>): New pattern.
+ (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
+ (nmadd3<mode>_fastmath): New pattern.
+ (nmsub<mode>): Rename to nmsub4<mode>. Update.
+ (nmsub3<mode>): New pattern.
+ (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
+ (nmsub3<mode>_fastmath): New pattern.
+ (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
+
+2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
+
+ * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
+ (DF_REF_INSN_INFO): New.
+ (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
+ (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
+ with a NULL DF_REF_INSN_INFO.
+ (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
+ DF_INSN_SET.
+ (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
+ DF_INSN_INFO_EQ_USES): New.
+ (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
+ DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
+ DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
+ * df-core.c: Update comment for above changes.
+ (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
+ DF_INSN_UID_* macros.
+ (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
+ * df-scan.c (df_ref_record): Take a df_insn_info instead of an
+ insn rtx. Update all callers.
+ (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
+ df_ref_create_structure, df_insn_refs_collect): Likewise.
+ (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
+ * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
+ (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
+ macros to access the insn refs.
+ (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
+ * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
+ (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
+ for accessing the refs.
+ (try_fwprop_subst): Likewise.
+ * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
+ * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
+ for accessing the refs.
+ * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
+ (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
+ to look at the insn refs.
+ (record_uses): Likewise.
+ * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
+ function anymore.
+ (mark_artificial_uses): Don't mark_insn for artificial refs.
+ (mark_reg_rependencies): Likewise.
+
+ * doc/rtl.texi: Remove documentation of ADDRESSOF.
+
+2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * configure: Regenerate.
+
+2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
+
+ * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
+ * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
+
+2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
+
+ * config/avr/avr.c (avr_mcu_t): Add attiny167.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
+ * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
+
+2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
+
+ * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
+ * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
+
+2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ * tree-ssa-sccvn.c: Fix format of comments.
+
+2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ * cgraph.c: Remove unneeded forward declarations of eq_node()
+ and hash_node().
+
+2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
+
+ * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
+ REG_RETVAL notes.
+ (see_update_relevancy): Likewise.
+ * fwprop.c (try_fwprop_subst): Likewise.
+ * rtlanal.c (noop_move_p): Likewise.
+ * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
+ notes to non-existing libcall blocks.
+ * cse.c (cse_insn): Change prototype. Don't update libcall notes.
+ Remove orig_set.
+ (cse_extended_basic_block): Don't track libcall and no-conflict notes.
+ (dead_libcall_p): Remove.
+ (delete_trivially_dead_insns): Don't use it.
+ * web.c (union_defs): Remove comment about keeping nops.
+ * gcse.c (hash_scan_insn): Don't take libcall pointers.
+ (compute_hash_table_work): Don't track libcall notes.
+ (do_local_cprop): Don't take libcall pointers. Don't update
+ libcall notes.
+ (adjust_libcall_notes): Deleted.
+ (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
+ ever have existed in the first place).
+ (replace_store_insn): Don't try to remove libcall notes.
+ * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
+ (resolve_reg_notes): Don't call them.
+ (resolve_simple_move): Likewise.
+ (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
+ Don't remove REG_RETVAL notes.
+ * emit-rtl.c (try_split): Don't update libcall notes.
+ (emit_copy_of_insn_after): Dito.
+ * cselib.c (cselib_current_insn_in_libcall): Remove.
+ (cselib_process_insn): Don't set/clear it.
+ (new_elt_loc_list): Don't record it.
+ (cselib_init): Don't initialize it.
+ * cselib.c (struct elt_loc_list): Remove in_libcall field.
+ * loop-invariant.c (find_invariant_insn): Don't look for libcall
+ notes.
+ * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
+ (sched_analyze): Don't set up deps->libcall_block_tail_insn.
+ (init_deps): Don't initialize it.
+ * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
+ * combine.c (delete_noop_moves): Don't update libcall notes.
+ (can_combine_p): Remove now pointless #if 0 block.
+ (try_combine): Remove another obsolete #if 0 block.
+ (distribute_notes): Don't distribute libcall notes.
+ * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
+ * dce.c (libcall_dead_p): Remove.
+ (delete_unmarked_insns): Don't handle libcall blocks.
+ (preserve_libcall_for_dce): Remove.
+ (prescan_insns_for_dce): Don't special-case libcall block insns.
+ * reload1 (reload): Don't handle libcall notes.
+ * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
+ documentation.
+
+2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
+
+ * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
+ * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
+
+2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
+
+ * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
+ * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
+
+2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
+
+2008-06-16 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/36493
+ * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
+ the arguments list. Use VECTYPE to create vector pointer.
+ (vectorizable_store): Fail if accesses through a pointer to vectype
+ do not alias the original memory reference operands.
+ Call vect_create_data_ref_ptr without the removed argument.
+ (vectorizable_load): Likewise.
+ (vect_setup_realignment): Call vect_create_data_ref_ptr without the
+ removed argument.
+
+2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
+
+ PR target/36336
+ * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
+ reg_equiv_constant.
+
+2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * config/mips/loongson2ef.md: New file.
+ * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
+ (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
+ (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
+ (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
+ (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
+ and loongson_2f.
+ (loongson2ef.md): New include.
+ * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
+ (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
+ (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
+ (loongson_gt_<mode>, loongson_extract_halfword)
+ (loongson_insert_halfword_0, loongson_insert_halfword_2)
+ (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
+ (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
+ (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
+ (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
+ (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
+ (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
+ (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
+ (vec_interleave_low<mode>): Define type attribute.
+ * config/mips/mips.c (mips_ls2): New static variable.
+ (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
+ (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
+ (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
+ Implement target scheduling hooks.
+ (mips_multipass_dfa_lookahead): Update to handle tuning for
+ Loongson 2E/2F.
+ (mips_sched_init): Initialize data for Loongson scheduling.
+ (mips_ls2_variable_issue): New static function.
+ (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
+ Add sanity check.
+ (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
+ (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
+ * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
+ (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
+ Handle ST Loongson 2E/2F cores.
+ (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
+
+2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * omp-low.c (extract_omp_for_data): Fix comment typo.
+ * c.opt: Fix typo.
+
+2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/sourcebuild.texi (Config Fragments): Remove obsolete
+ FIXME note about gcc/config.guess.
+ * doc/options.texi (Option file format): Remove non-ASCII bytes.
+ * doc/cpp.texi: Expand TABs, drop indentation outside examples.
+ * doc/cppopts.texi: Likewise.
+ * doc/extend.texi: Likewise.
+ * doc/gcc.texi: Likewise.
+ * doc/gccint.texi: Likewise.
+ * doc/gcov.texi: Likewise.
+ * doc/gty.texi: Likewise.
+ * doc/hostconfig.texi: Likewise.
+ * doc/install.texi: Likewise.
+ * doc/invoke.texi: Likewise.
+ * doc/loop.texi: Likewise.
+ * doc/makefile.texi: Likewise.
+ * doc/md.texi: Likewise.
+ * doc/passes.texi: Likewise.
+ * doc/tm.texi: Likewise.
+ * doc/tree-ssa.texi: Likewise.
+ * doc/trouble.texi: Likewise.
+
+2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
+ Nathan Sidwell <nathan@codesourcery.com>
+ Maxim Kuvyrkov <maxim@codesourcery.com>
+ Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
+ * config/mips/mips-protos.h (mips_expand_vector_init): New.
+ * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
+ builtins.
+ * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
+ (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
+ (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
+ V8QImode cases.
+ (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
+ (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
+ (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
+ (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
+ (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
+ (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
+ (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
+ (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
+ (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
+ (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
+ (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
+ (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
+ (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
+ (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
+ (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
+ (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
+ (mips_builtins): Add Loongson builtins.
+ (mips_loongson_2ef_bdesc): New.
+ (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
+ (mips_builtin_vector_type): Handle unsigned versions of vector modes.
+ (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
+ (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
+ New.
+ (mips_expand_vector_init): New.
+ * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
+ (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
+ if appropriate.
+ * config/mips/mips.md: Add unspec numbers for Loongson
+ builtins. Include loongson.md.
+ (MOVE64): Include Loongson vector modes.
+ (SPLITF): Include Loongson vector modes.
+ (HALFMODE): Handle Loongson vector modes.
+ * config/mips/loongson.md: New.
+ * config/mips/loongson.h: New.
+ * config.gcc: Add loongson.h header for mips*-*-* targets.
+ * doc/extend.texi (MIPS Loongson Built-in Functions): New.
+
+2008-06-14 Joseph Myers <joseph@codesourcery.com>
+
+ * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
+ h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
+ i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
+ iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
+ m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
+ m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
+ mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
+ mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
+ mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
+ mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
+ powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
+ sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
+ sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
+ sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
+ sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
+ v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
+ Remove use_fixproto=yes.
+ (ia64*-*-hpux*): Remove comment about using fixproto.
+ (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
+
+2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * configure.ac: Update gthr-default.h lazily, to avoid unneeded
+ library rebuilds.
+ * configure: Regenerate.
+
+2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR middle-end/36520
+ * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
+ before evaluating it.
+
+2008-06-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/36507
+ * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
+ nested inline functions.
+ (start_decl, start_function): Don't invert DECL_EXTERNAL
+ for nested inline functions.
+
+2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
+ splits that must be made for correctness.
+
+2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
+ (AVAIL_NON_MIPS16): Likewise.
+ (mips_builtin_description): Replace target_flags with a predicate.
+ (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
+ (dspr2_32): New availability predicates.
+ (MIPS_BUILTIN): New macro.
+ (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
+ (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
+ (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
+ Replace the TARGET_FLAGS parameters with AVAIL parameters.
+ (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
+ (mips_dsp_32only_bdesc): Merge into...
+ (mips_builtins): ...this new array.
+ (mips_bdesc_map, mips_bdesc_arrays): Delete.
+ (mips_init_builtins): Update after above changes.
+ (mips_expand_builtin_1): Merge into...
+ (mips_expand_builtin): ...here and update after above changes.
+
+2008-06-12 Paul Brook <paul@codesourcery.com>
+
+ * longlong.h (__arm__): Define count_leading_zeros.
+ * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
+ (clzsi2, clzdi2): New functions.
+ * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
+ * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
+ * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
+ * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
+ * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
+ * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
+ * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
+ * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
+ * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
+ * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
+
+2008-06-12 Kazu Hirata <kazu@codesourcery.com>
+
+ * config/m68k/m68k.c (m68k_tune_flags): New.
+ (override_options): Compute m68k_tune_flags.
+ (MULL_COST, MULW_COST): Update for various variants of CFV2.
+ * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
+
+2008-06-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/36506
+ * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
+
+2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
+ TREE_THIS_VOLATILE on INDIRECT_REF nodes.
+
+2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
+
+ * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
+ (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
+
+2008-06-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/36506
+ * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
+ reductions.
+
+2008-06-12 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36345
+ * tree-flow.h (struct ptr_info_def): Align escape_mask,
+ add memory_tag_needed flag.
+ (may_alias_p): Declare.
+ * tree-ssa-alias.c (may_alias_p): Export.
+ (set_initial_properties): Use memory_tag_needed flag.
+ (update_reference_counts): Likewise.
+ (reset_alias_info): Reset memory_tag_needed flag.
+ (create_name_tags): Check memory_tag_needed flag.
+ (dump_points_to_info_for): Dump it.
+ * tree-ssa-structalias.c (struct variable_info): Remove
+ directly_dereferenced flag.
+ (new_var_info): Do not initialize it.
+ (process_constraint_1): Do not set it.
+ (update_alias_info): Set is_dereferenced flag.
+ (set_uids_in_ptset): Use may_alias_p.
+ (set_used_smts): Check memory_tag_needed flag.
+ (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
+ * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
+ memory_tag_needed flag.
+ * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
+ from broken design.
+
+2008-06-12 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/i386.c (ix86_compute_frame_layout): Disable
+ red zone for w64 abi.
+ (ix86_expand_prologue): Likewise.
+ (ix86_force_to_memory): Likewise.
+ (ix86_free_from_memory): Likewise.
+
+2008-06-11 Edmar Wienskoski <edmar@freescale.com>
+
+ PR target/36425
+ * config/rs6000/rs6000.c (rs6000_override_options): Set
+ rs6000_isel conditionally to the absence of comand line override.
+ * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
+ Remove duplicate rs6000_isel setting.
+ * config/rs6000/eabispe.h: Ditto.
+
+2008-06-11 Richard Guenther <rguenther@suse.de>
+
+ * alias.c (get_alias_set): Use the element alias-set for arrays.
+ (record_component_aliases): For arrays and vectors do nothing.
+ * c-common.c (strict_aliasing_warning): Handle the cases
+ of alias set zero explicitly.
+ * Makefile.in (dfp.o-warn): Add -Wno-error.
+
+2008-06-11 Joseph Myers <joseph@codesourcery.com>
+
+ * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
+ tune_32 tune_64.
+ (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
+ tune_32 tune_64 to supported_defaults. Allow values not
+ supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
+ x86_64. Do not override cpu_32 or cpu_64 values from target name.
+ (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
+ with_cpu_64 to generic for 64-bit-supporting configurations, not
+ with_cpu. Remove FIXMEs.
+ * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
+ --with-arch-64, --with-tune-32, --with-tune-64): Document.
+ * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
+ (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
+ arch_32 and arch_64.
+
+2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
+ Olivier Hainque <hainque@adacore.com>
+
+ * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
+ Use DECL_SIZE_UNIT to retrieve the size of the field.
+
+2008-06-11 Joseph Myers <joseph@codesourcery.com>
+
+ * config/arm/arm.c (arm_init_neon_builtins): Move initialization
+ with function calls after declarations. Lay out
+ neon_float_type_node before further use.
+
+2008-06-11 Richard Guenther <rguenther@suse.de>
+
+ * tree-flow.h (may_point_to_global_var): Declare.
+ * tree-ssa-alias.c (may_point_to_global_var): New function.
+ * tree-ssa-sink.c (is_hidden_global_store): Use it.
+
+2008-06-10 Kazu Hirata <kazu@codesourcery.com>
+
+ * configure.ac: Teach that fido supports .debug_line.
+ * configure: Regenerate.
+
+2008-06-10 Tom Tromey <tromey@redhat.com>
+
+ * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
+ debug hook.
+
+2008-06-10 Joseph Myers <joseph@codesourcery.com>
+
+ * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
+ (encode_decimal64, decode_decimal64, encode_decimal128,
+ decode_decimal128): Reverse order of 32-bit parts of value if host
+ and target endianness differ.
+
+2008-06-10 Vinodha Ramasamy <vinodha@google.com>
+
+ * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
+ Avoid division by 0.
+ (tree_mod_pow2_value_transform): Likewise.
+ (tree_ic_transform): Likewise.
+ (tree_stringops_transform): Likewise.
+ (tree_mod_subtract_transform): Likewise.
+ * tree-inline-c (copy_bb): Corrected int type to gcov_type.
+ (copy_edges_for_bb): Likewise.
+ (initialize_cfun): Likewise.
+
+2008-06-10 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
+ nonmemory_operand. Add "N" operand constraint.
+ (*btsi): Ditto.
+ (*jcc_btdi_mask_rex64): New instruction and split pattern.
+ (*jcc_btsi_mask): Ditto.
+ (*jcc_btsi_mask_1): Ditto.
+
+2008-06-10 Joseph Myers <joseph@codesourcery.com>
+
+ * config/rs6000/rs6000.c (build_opaque_vector_type): Set
+ TYPE_CANONICAL for copied element type.
+
+2008-06-10 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/36473
+ * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
+ Add m_CORE2 and m_GENERIC.
+ * config/i386/predicates.md (bt_comparison_operator): New predicate.
+ * config/i386/i386.md (*btdi_rex64): New instruction pattern.
+ (*btsi): Ditto.
+ (*jcc_btdi_rex64): New instruction and split pattern.
+ (*jcc_btsi): Ditto.
+ (*jcc_btsi_1): Ditto.
+ (*btsq): Fix Intel asm dialect operand order.
+ (*btrq): Ditto.
+ (*btcq): Ditto.
+
+2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
+
+ PR middle-end/36447
+ * simplify-rtx.c (simplify_subreg): Add check for shift count
+ greater than size.
+
+2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * doc/md.texi: Synchronize with later constraints.md change.
+ * longlong.h (umul_ppmm): Replace the MIPS asm implementation
+ with a C implementation.
+ * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
+ MFLO handling.
+ (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
+ (mips_split_doubleword_move): Use special MTHI and MFHI instructions
+ when moving to and from MD_REGNUM.
+ (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
+ Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
+ Handle byte and halfword moves.
+ (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
+ separately.
+ * config/mips/constraints.md (h): Turn into NO_REGS.
+ (l, x): Update documentation.
+ * config/mips/mips.md (UNSPEC_MFHILO): Delete.
+ (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
+ (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
+ (HILO): New mode iterator.
+ (MOVE128): Add TI.
+ (any_div): New code iterator.
+ (u): Extend code attribute to div and udiv.
+ (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
+ d_operand in the splitters. Remove redundant CONST_INT checks.
+ (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
+ (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
+ (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
+ accordingly, using normal moves instead of unspecs to move LO into
+ a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
+ (<u>mulsidi3): Handle expansion in C code.
+ (<u>mulsidi3_32bit_internal): Rename to...
+ (<u>mulsidi3_32bit): ...this.
+ (<u>mulsidi3_32bit_r4000): Fix insn separator.
+ (*<u>mulsidi3_64bit): Rename to...
+ (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
+ into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
+ to set LO and HI to the multiplication result. Use a normal move
+ for MFLO and an unspec for MFHI.
+ (*<u>mulsidi3_64bit_parts): Replace with...
+ (<u>mulsidi3_64bit_hilo): ...this new instruction.
+ (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
+ (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
+ and extend it to TARGET_FIX_R4000. Store the destination in a GPR
+ instead of HI. Split the instruction into a separate multiplication
+ and MFHI if !TARGET_FIX_R4000.
+ (<su>muldi3_highpart): Likewise.
+ (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
+ and the "=h" clobber.
+ (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
+ (<u>mulditi3): New expander.
+ (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
+ (madsi): Remove "=h" clobber.
+ (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
+ Force the modulus result to be a GPR and split the instruction into
+ a division followed by an MFHI after reload.
+ (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
+ (*lea_high64): Use d_operand in the define_peephole2. Likewise
+ the MIPS16 HIGH define_split.
+ (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
+ of acc<->gpr moves to "multi".
+ (*movdi_64bit): Replace the single "x" alternative with
+ alternatives for moving into and out of "a".
+ (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
+ (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
+ (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
+ Use d_operand in the splitters. Remove redundant CONST_INT checks.
+ (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
+ (movti): New expander.
+ (*movti, *movti_mips16): New insns.
+ (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
+ (mfhi<GPR:mode>_<HILO:mode>): New pattern.
+ (mthi<GPR:mode>_<HILO:mode>): Likewise.
+ * config/mips/predicates.md (fpr_operand): Delete.
+ (d_operand): New predicate.
+
+2008-06-09 Michael Meissner <michael.meissner@amd.com>
+
+ * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
+ failure on some Bourne shells.
+ (x86_64-*-*): Ditto.
+
+2008-06-09 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
+
+2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
+ (sparc-sun-solaris2*): Likewise.
+
+2008-06-09 Arnaud Charlet <charlet@adacore.com
+
+ * doc/install.texi: Update requirements to build the Ada compiler.
+
+2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
+
+ * df-scan.c (struct df_scan_problem_data): Remove the
+ mw_link_pool alloc pool.
+ (df_scan_free_internal): Don't free it.
+ (df_scan_alloc): Don't allocate it.
+ * df.h (struct df_link): Update comment.
+
+2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
+
+ * except.h: Correct checks for when SJLJ exceptions must be used.
+
+2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
+ default.
+
+2008-06-08 Joseph Myers <joseph@codesourcery.com>
+
+ PR tree-optimization/36218
+ * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
+ configure for the build system.
+ (BUILD_LDFLAGS): Define.
+ * configure: Regenerate.
+ * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
+
+2008-07-08 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/36424
+ * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
+ * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
+ * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
+
+2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
+
+2008-06-07 Joseph Myers <joseph@codesourcery.com>
+
+ * config.gcc (Obsolete configurations): Remove list of
+ configurations.
+ (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
+ *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
+ targets matched by those patterns.
+ (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
+ m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
+ alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
+ arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
+ hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
+ i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
+ i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
+ i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
+ i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
+ mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
+ powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
+ powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
+ strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
+ vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
+ i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
+ Make code for Solaris 7 and greater unconditional for Solaris.
+ (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
+ Remove --with-* handling.
+ * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
+ (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
+ ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
+ LINK_OS_WINDISS_SPEC): Remove.
+ * config/rs6000/sysv4.opt (mwindiss): Remove.
+ * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
+ * configure: Regenerate.
+ * doc/cpp.texi: Don't mention BeOS.
+ * doc/extend.texi (interrupt): Don't mention MS1.
+ * doc/install.texi (i386-@var{any}-sysv, m68k-bull-sysv,
+ m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
+ alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
+ i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
+ powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
+ Remove.
+ * doc/invoke.texi (MT Options): Remove.
+ (-mwindiss): Remove.
+ (CRIS Options): Remove cris-axis-aout references.
+ (HPPA Options): Don't mention hppa1.1-*-pro.
+ * doc/md.texi (MorphoTech family): Remove.
+ * libgcc2.c: Don't handle UWIN.
+ * config/alpha/t-unicosmk: Remove.
+ * config/alpha/unicosmk.h: Remove.
+ * config/arm/kaos-arm.h: Remove.
+ * config/arm/kaos-strongarm.h: Remove.
+ * config/arm/strongarm-coff.h: Remove.
+ * config/arm/strongarm-elf.h: Remove.
+ * config/arm/strongarm-pe.h: Remove.
+ * config/arm/t-strongarm-pe: Remove.
+ * config/arm/t-xscale-coff: Remove.
+ * config/arm/t-xscale-elf: Remove.
+ * config/arm/xscale-coff.h: Remove.
+ * config/arm/xscale-elf.h: Remove.
+ * config/chorus.h: Remove.
+ * config/cris/aout.h: Remove.
+ * config/cris/aout.opt: Remove.
+ * config/cris/t-aout: Remove.
+ * config/i386/beos-elf.h: Remove.
+ * config/i386/kaos-i386.h: Remove.
+ * config/i386/ptx4-i.h: Remove.
+ * config/i386/sco5.h: Remove.
+ * config/i386/sco5.opt: Remove.
+ * config/i386/sysv4-cpp.h: Remove.
+ * config/i386/sysv5.h: Remove.
+ * config/i386/t-beos: Remove.
+ * config/i386/t-sco5: Remove.
+ * config/i386/t-uwin: Remove.
+ * config/i386/uwin.asm: Remove.
+ * config/i386/uwin.h: Remove.
+ * config/kaos.h: Remove.
+ * config/mips/windiss.h: Remove.
+ * config/mt: Remove directory.
+ * config/pa/pa-osf.h: Remove.
+ * config/pa/pa-pro-end.h: Remove.
+ * config/pa/t-pro: Remove.
+ * config/ptx4.h: Remove.
+ * config/rs6000/beos.h: Remove.
+ * config/rs6000/kaos-ppc.h: Remove.
+ * config/rs6000/t-beos: Remove.
+ * config/rs6000/windiss.h: Remove.
+ * config/sh/kaos-sh.h: Remove.
+ * config/sol2-6.h: Remove.
+ * config/sparc/sol26-sld.h: Remove.
+ * config/sparc/sysv4-only.h: Remove.
+ * config/vax/bsd.h: Remove.
+ * config/vax/t-memfuncs: Remove.
+ * config/vax/ultrix.h: Remove.
+ * config/vax/vaxv.h: Remove.
+ * config/windiss.h: Remove.
+
+2008-06-06 Uros Bizjak <ubizjak@gmail.com>
+
+ PR rtl-optimization/36438
+ * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
+ for vector shifts with constant scalar shift operands.
+
+2008-06-06 Sandip Matte <sandip@rmicorp.com>
+
+ * doc/invoke.texi: Document -march=xlr.
+ * config/mips/xlr.md: New file.
+ * config/mips/mips.md: Include it.
+ (cpu): Add "xlr".
+ * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
+ * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
+ (mips_rtx_cost_data): Likewise.
+
+2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
+ PRE_INC and PRE_DEC cases.
+
+2008-06-06 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/36419
+ * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
+ the emitting jump insn.
+
+ PR target/36362
+ * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
+ is not bool, boolify the whole *expr_p and convert to the desired type.
+
+2008-06-06 Jakub Jelinek <jakub@redhat.com>
+
+ * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
+ * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
+ Add omp_private_outer_ref hook, add another argument to
+ omp_clause_default_ctor hook.
+ * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
+ (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
+ (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
+ hook_tree_tree_tree_tree_null.
+ (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
+ LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
+ * hooks.c (hook_tree_tree_tree_tree_null): New function.
+ * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
+ * tree.def (OMP_TASK): New tree code.
+ * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
+ OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
+ OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
+ OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
+ OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
+ OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
+ OMP_CLAUSE_COLLAPSE_EXPR): Define.
+ (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
+ (OMP_DIRECTIVE_P): Add OMP_TASK.
+ (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
+ (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
+ * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
+ and OMP_CLAUSE_UNTIED entries.
+ (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
+ num_ops to 2.
+ (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
+ Walk OMP_CLAUSE_LASTPRIVATE_STMT.
+ * tree-pretty-print.c (dump_omp_clause): Handle
+ OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
+ OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
+ (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
+ * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
+ warning about unsigned iterators. Change decl/init/cond/incr
+ arguments to TREE_VECs, check arguments for all collapsed loops.
+ (c_finish_omp_taskwait): New function.
+ (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
+ ws_clauses.
+ * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
+ default_function_array_conversion on init. Add par_clauses argument.
+ If decl is present in parallel's lastprivate clause, change it to
+ shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
+ Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
+ collapse count in clauses.
+ (c_parser_omp_for, c_parser_omp_parallel): Adjust
+ c_parser_omp_for_loop callers.
+ (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
+ (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
+ (c_parser_omp_clause_name): Handle collapse and untied clauses.
+ (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
+ functions.
+ (c_parser_omp_clause_schedule): Handle schedule(auto).
+ Include correct location in the error message.
+ (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
+ and PRAGMA_OMP_CLAUSE_UNTIED.
+ (OMP_TASK_CLAUSE_MASK): Define.
+ (c_parser_omp_task, c_parser_omp_taskwait): New functions.
+ (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
+ * tree-nested.c (convert_nonlocal_omp_clauses,
+ convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
+ OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
+ OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
+ Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
+ OMP_CLAUSE_DECL.
+ (conver_nonlocal_reference, convert_local_reference,
+ convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
+ OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
+ (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
+ * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
+ * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
+ * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
+ (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
+ * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
+ (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
+ OMP_CLAUSE_UNTIED.
+ * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
+ * c-common.h (c_finish_omp_taskwait): New prototype.
+ * gimple-low.c (lower_stmt): Handle OMP_TASK.
+ * tree-parloops.c (create_parallel_loop): Create 1 entry
+ vectors for OMP_FOR_{INIT,COND,INCR}.
+ * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
+ (make_edges): Handle OMP_TASK.
+ * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
+ loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
+ * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
+ * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
+ BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
+ BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
+ BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
+ BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
+ * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
+ BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
+ BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
+ BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
+ BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
+ BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
+ BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
+ BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
+ BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
+ BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
+ BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
+ BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
+ BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
+ BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
+ BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
+ BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
+ BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
+ * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
+ handle POINTER_PLUS_EXPR. If loop counter has been replaced and
+ original iterator is present in lastprivate clause or if
+ collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
+ OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
+ (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
+ (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
+ (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
+ if it is set, lookup var in outer contexts too. Handle
+ OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
+ to be implicitly determined firstprivate for task regions.
+ (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
+ if it is set, lookup var in outer contexts too. Set
+ OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
+ Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
+ OMP_CLAUSE_UNTIED. Take region_type as last argument
+ instead of in_parallel and in_combined_parallel.
+ (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
+ Adjust callers.
+ (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
+ GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
+ (new_omp_context): Set default_kind to
+ OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
+ (omp_region_type): New enum.
+ (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
+ fields, add region_type.
+ (new_omp_context): Take region_type as argument instead of is_parallel
+ and is_combined_parallel.
+ (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
+ omp_is_private, omp_check_private): Adjust ctx->is_parallel and
+ ctx->is_combined_parallel checks.
+ (gimplify_omp_task): New function.
+ (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
+ OMP_CLAUSE_UNTIED.
+ * omp-low.c (extract_omp_for_data): Use schedule(static)
+ for schedule(auto). Handle pointer and unsigned iterators.
+ Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
+ Add loops argument. Extract data for collapsed OMP_FOR loops.
+ (expand_parallel_call): Assert sched_kind isn't auto,
+ map runtime schedule to index 3.
+ (struct omp_for_data_loop): New type.
+ (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
+ Add loop, loops, collapse and iter_type fields.
+ (workshare_safe_to_combine_p): Disallow combined for if
+ iter_type is unsigned long long. Don't combine collapse > 1 loops
+ unless all bounds and steps are constant. Adjust extract_omp_for_data
+ caller.
+ (expand_omp_for_generic): Handle pointer, unsigned and long long
+ iterators. Handle collapsed OMP_FOR loops. Adjust
+ for struct omp_for_data changes. If libgomp function doesn't return
+ boolean_type_node, add comparison of the return value with 0.
+ (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
+ pointer, unsigned and long long iterators. Adjust for struct
+ omp_for_data changes.
+ (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
+ to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
+ unsigned long long. Allocate loops array, pass it to
+ extract_omp_for_data. For collapse > 1 loops use always
+ expand_omp_for_generic.
+ (omp_context): Add sfield_map and srecord_type fields.
+ (is_task_ctx, lookup_sfield): New functions.
+ (use_pointer_for_field): Use is_task_ctx helper. Change first
+ argument's type from const_tree to tree. Clarify comment.
+ In OMP_TASK disallow copy-in/out sharing.
+ (build_sender_ref): Call lookup_sfield instead of lookup_field.
+ (install_var_field): Add mask argument. Populate both record_type
+ and srecord_type if needed.
+ (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
+ in srecord_type.
+ (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
+ and DECL_FIELD_OFFSET.
+ (scan_sharing_clauses): Adjust install_var_field callers. For
+ firstprivate clauses on explicit tasks allocate the var by value in
+ record_type unconditionally, rather than by reference.
+ Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
+ Use is_taskreg_ctx instead of is_parallel_ctx.
+ Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
+ (create_omp_child_function_name): Add task_copy argument, use
+ *_omp_cpyfn* names if it is true.
+ (create_omp_child_function): Add task_copy argument, if true create
+ *_omp_cpyfn* helper function.
+ (scan_omp_parallel): Adjust create_omp_child_function callers.
+ Rename parallel_nesting_level to taskreg_nesting_level.
+ (scan_omp_task): New function.
+ (lower_rec_input_clauses): Don't run constructors for firstprivate
+ explicit task vars which are initialized by *_omp_cpyfn*.
+ Pass outer var ref to omp_clause_default_ctor hook if
+ OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
+ Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
+ OMP_CLAUSE_REDUCTION_INIT.
+ (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
+ avoid duplicate setting of fields. Handle
+ OMP_CLAUSE_PRIVATE_OUTER_REF.
+ (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
+ copy-out if TREE_READONLY, only copy-in.
+ (expand_task_copyfn): New function.
+ (expand_task_call): New function.
+ (struct omp_taskcopy_context): New type.
+ (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
+ New functions.
+ (lower_omp_parallel): Rename to...
+ (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
+ Call create_task_copyfn if srecord_type is needed. Adjust
+ sender_decl type.
+ (task_shared_vars): New variable.
+ (check_omp_nesting_restrictions): Warn if work-sharing,
+ barrier, master or ordered region is closely nested inside OMP_TASK.
+ Add warnings for barrier if closely nested inside of work-sharing,
+ ordered, or master region.
+ (scan_omp_1): Call check_omp_nesting_restrictions even for
+ GOMP_barrier calls. Rename parallel_nesting_level to
+ taskreg_nesting_level. Handle OMP_TASK.
+ (lower_lastprivate_clauses): Even if some lastprivate is found on a
+ work-sharing construct, continue looking for them on parent parallel
+ construct.
+ (lower_omp_for_lastprivate): Add lastprivate clauses
+ to the beginning of dlist rather than end. Adjust for struct
+ omp_for_data changes.
+ (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
+ not after it. Handle collapsed OMP_FOR loops, adjust for
+ OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
+ (get_ws_args_for): Adjust extract_omp_for_data caller.
+ (scan_omp_for): Handle collapsed OMP_FOR
+ loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
+ (lower_omp_single_simple): If libgomp function doesn't return
+ boolean_type_node, add comparison of the return value with 0.
+ (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
+ loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
+ (parallel_nesting_level): Rename to...
+ (taskreg_nesting_level): ... this.
+ (is_taskreg_ctx): New function.
+ (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
+ of is_parallel_ctx.
+ (execute_lower_omp): Rename parallel_nesting_level to
+ taskreg_nesting_level.
+ (expand_omp_parallel): Rename to...
+ (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
+ Call omp_task_call for OMP_TASK regions.
+ (expand_omp): Adjust caller, handle OMP_TASK.
+ (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
+
+ * bitmap.c (bitmap_default_obstack_depth): New variable.
+ (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
+ if argument is NULL and bitmap_default_obstack is already initialized.
+ * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
+ at the end.
+ * matrix-reorg.c (matrix_reorg): Likewise.
+
+2008-06-06 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*indirect_jump): Macroize using P
+ mode iterator. Remove !TARGET_64BIT from insn constraints.
+ (*tablejump_1): Ditto.
+ (*indirect_jump_rex64): Remove insn pattern.
+ (*tablejump_1_rex64): Ditto.
+ (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
+ and eh_return_si insn patterns.
+
+2008-06-06 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (merge_smts_into): Remove.
+ (find_what_p_points_to): Do not bother to compute the
+ points-to set for pt_anything pointers.
+ * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
+ for pt_anything pointers is ok.
+
+2008-06-06 Jan Hubicka <jh@suse.cz>
+
+ * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
+
+2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * cgraph.c: Fix typos in comments.
+ (cgraph_availability_names): Fix string typo.
+ * fold-const.c: Fix typos in comments.
+ (fold_binary): Fix typo in warning.
+ * genautomata.c: Fix typos in comments.
+ (check_presence_pattern_sets): Fix typo in local variable.
+ (output_description): Fix typo in output.
+ * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
+ * hwint.h: Likewise.
+ * matrix-reorg.c (check_allocation_function): Likewise.
+ * omega.c (smooth_weird_equations): Likewise.
+ * auto-inc-dec.c: Fix typos in comments.
+ * bb-reorder.c: Likewise.
+ * builtins.c: Likewise.
+ * c-common.c: Likewise.
+ * c-cppbuiltin.c: Likewise.
+ * c-parser.c: Likewise.
+ * c-pretty-print.c: Likewise.
+ * cfgcleanup.c: Likewise.
+ * cfgexpand.c: Likewise.
+ * cfghooks.c: Likewise.
+ * cfglayout.c: Likewise.
+ * cfgloopmanip.c: Likewise.
+ * cgraphunit.c: Likewise.
+ * coverage.c: Likewise.
+ * dbxout.c: Likewise.
+ * df-byte-scan.c: Likewise.
+ * df-core.c: Likewise.
+ * df-problems.c: Likewise.
+ * df-scan.c: Likewise.
+ * dfp.c: Likewise.
+ * dominance.c: Likewise.
+ * domwalk.c: Likewise.
+ * dse.c: Likewise.
+ * dwarf2out.c: Likewise.
+ * emit-rtl.c: Likewise.
+ * et-forest.c: Likewise.
+ * function.c: Likewise.
+ * function.h: Likewise.
+ * gcc.c: Likewise.
+ * gcov-io.c: Likewise.
+ * gcov.c: Likewise.
+ * gcse.c: Likewise.
+ * genattrtab.c: Likewise.
+ * ggc-page.c: Likewise.
+ * gimplify.c: Likewise.
+ * gthr-lynx.h: Likewise.
+ * haifa-sched.c: Likewise.
+ * ipa-cp.c: Likewise.
+ * ipa-inline.c: Likewise.
+ * ipa-prop.h: Likewise.
+ * ipa-pure-const.c: Likewise.
+ * ipa-struct-reorg.c: Likewise.
+ * ipa-struct-reorg.h: Likewise.
+ * ipa-type-escape.c: Likewise.
+ * ipa.c: Likewise.
+ * loop-doloop.c: Likewise.
+ * mips-tfile.c: Likewise.
+ * mkmap-flat.awk: Likewise.
+ * mkmap-symver.awk: Likewise.
+ * modulo-sched.c: Likewise.
+ * omp-low.c: Likewise.
+ * optabs.c: Likewise.
+ * optabs.h: Likewise.
+ * opts.c: Likewise.
+ * passes.c: Likewise.
+ * postreload-gcse.c: Likewise.
+ * postreload.c: Likewise.
+ * predict.c: Likewise.
+ * pretty-print.h: Likewise.
+ * profile.c: Likewise.
+ * protoize.c: Likewise.
+ * ra-conflict.c: Likewise.
+ * real.c: Likewise.
+ * recog.c: Likewise.
+ * regclass.c: Likewise.
+ * regs.h: Likewise.
+ * reload.c: Likewise.
+ * rtl-error.c: Likewise.
+ * rtlanal.c: Likewise.
+ * scan.h: Likewise.
+ * sched-rgn.c: Likewise.
+ * see.c: Likewise.
+ * stmt.c: Likewise.
+ * target.h: Likewise.
+ * tree-dfa.c: Likewise.
+ * tree-eh.c: Likewise.
+ * tree-flow-inline.h: Likewise.
+ * tree-inline.c: Likewise.
+ * tree-into-ssa.c: Likewise.
+ * tree-loop-distribution.c: Likewise.
+ * tree-nested.c: Likewise.
+ * tree-parloops.c: Likewise.
+ * tree-pass.h: Likewise.
+ * tree-pretty-print.c: Likewise.
+ * tree-profile.c: Likewise.
+ * tree-scalar-evolution.c: Likewise.
+ * tree-sra.c: Likewise.
+ * tree-ssa-alias-warnings.c: Likewise.
+ * tree-ssa-ccp.c: Likewise.
+ * tree-ssa-coalesce.c: Likewise.
+ * tree-ssa-dom.c: Likewise.
+ * tree-ssa-dse.c: Likewise.
+ * tree-ssa-forwprop.c: Likewise.
+ * tree-ssa-live.c: Likewise.
+ * tree-ssa-live.h: Likewise.
+ * tree-ssa-loop-im.c: Likewise.
+ * tree-ssa-loop-ivopts.c: Likewise.
+ * tree-ssa-loop-niter.c: Likewise.
+ * tree-ssa-loop-prefetch.c: Likewise.
+ * tree-ssa-phiopt.c: Likewise.
+ * tree-ssa-phiprop.c: Likewise.
+ * tree-ssa-sccvn.c: Likewise.
+ * tree-ssa-ter.c: Likewise.
+ * tree-ssa-threadupdate.c: Likewise.
+ * tree-ssa.c: Likewise.
+ * tree-vect-analyze.c: Likewise.
+ * tree-vect-transform.c: Likewise.
+ * tree-vectorizer.c: Likewise.
+ * tree-vn.c: Likewise.
+ * tree-vrp.c: Likewise.
+ * tree.c: Likewise.
+ * tree.def: Likewise.
+ * tree.h: Likewise.
+ * unwind-dw2-fde.c: Likewise.
+ * unwind.inc: Likewise.
+ * value-prof.c: Likewise.
+ * vmsdbgout.c: Likewise.
+
+2008-06-05 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
+ always place FP constants in the TOC for TARGET_POWERPC64.
+ * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
+
+2008-06-05 Joseph Myers <joseph@codesourcery.com>
+
+ * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
+ * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
+ enable for TARGET_E500_DOUBLE.
+ (*movdd_softfloat32): Also enable for !TARGET_FPRS.
+ * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
+ floating-point modes like integer modes for E500 double.
+ (rs6000_legitimate_offset_address_p): Likewise.
+ (rs6000_legitimize_address): Likewise. Do not allow REG+REG
+ addressing for DDmode for E500 double.
+ (rs6000_hard_regno_nregs): Do not treat decimal floating-point
+ modes as using 64-bits of registers for E500 double.
+ (spe_build_register_parallel): Do not handle DDmode or TDmode.
+ (rs6000_spe_function_arg): Do not handle DDmode or TDmode
+ specially for E500 double.
+ (function_arg): Do not call rs6000_spe_function_arg for DDmode or
+ TDmode for E500 double.
+ (rs6000_gimplify_va_arg): Only handle SDmode in registers
+ specially if TARGET_HARD_FLOAT && TARGET_FPRS.
+ (rs6000_split_multireg_move): Do not handle TDmode specially for
+ E500 double.
+ (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
+ using 64-bit registers for E500 double.
+ (emit_frame_save): Do not handle DDmode specially for E500 double.
+ (gen_frame_mem_offset): Likewise.
+ (rs6000_function_value): Do not call spe_build_register_parallel
+ for DDmode or TDmode.
+ (rs6000_libcall_value): Likewise.
+ * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
+ DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
+ for E500 double.
+
+2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
+ in comments.
+
+2008-06-04 Junjie Gu <jgu@tensilica.com>
+
+ * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
+ comparison for frame pointers.
+
+2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
+
+ PR target/27386
+ * config/avr/avr.h (PUSH_ROUNDING): Remove.
+
+2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
+
+ PR target/30243
+ * builtins.c (expand_builtin_signbit): Don't take lowpart when
+ register is already smaller or equal to required mode.
+
+2008-06-04 Xinliang David Li <davidxl@google.com>
+
+ * tree-call-cdce.c: New file.
+ (cond_dead_built_in_calls): New static variable.
+ (input_domain): New struct.
+ (check_pow): New function.
+ (check_builtin_call): Ditto.
+ (check_target_format): Ditto.
+ (is_call_dce_candidate): Ditto.
+ (gen_one_condition): Ditto.
+ (gen_conditions_for_domain): Ditto.
+ (get_domain): Ditto.
+ (gen_conditions_for_pow_cst_base): Ditto.
+ (gen_conditions_for_pow_int_base): Ditto.
+ (gen_conditions_for_pow): Ditto.
+ (get_no_error_domain): Ditto.
+ (gen_shrink_wrap_conditions): Ditto.
+ (shrink_wrap_one_built_in_call): Ditto.
+ (shink_wrap_conditional_dead_built_in_calls): Ditto.
+ (tree_call_cdce): Ditto.
+ (gate_call_cdce): Ditto.
+ (pass_call_cdce): New gimple pass.
+ * passes.c (init_optimization_passes): New pass.
+ * tree-pass.h: New pass declaration.
+ * opts.c (decode_options): New flag setting.
+ * common.opt: Add -ftree-builtin-call-dce flag.
+ * Makefile.in: Add new source file.
+ * tempvar.def: New tv_id.
+ * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
+
+2008-06-04 Richard Guenther <rguenther@suse.de>
+
+ * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
+ (is_call_clobbered): Always check var_ann->call_clobbered.
+ (mark_call_clobbered): Always set var_ann->call_clobbered.
+ (clear_call_clobbered): Always clear var_ann->call_clobbered.
+ * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
+ (reset_alias_info): Clear call clobbering info on MTAGs and
+ globals as well.
+ (set_pt_anything): Set pt_global_mem.
+ (create_tag_raw): Adjust comment.
+ (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
+
+2008-06-04 Joseph Myers <joseph@codesourcery.com>
+ Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * config/m68k/m68k.opt (mxgot): New option.
+ * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
+ (m68k_output_addr_const_extra): New.
+ * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
+ * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
+ * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
+ * doc/invoke.texi (M680x0 Options): Document -mxgot.
+
+2008-06-04 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
+ negative or non-representable offsets.
+
+2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_gen_leave): New.
+ (ix86_gen_pop1): Likewise.
+ (ix86_gen_add3): Likewise.
+ (ix86_gen_sub3): Likewise.
+ (ix86_gen_sub3_carry): Likewise.
+ (ix86_gen_one_cmpl2): Likewise.
+ (ix86_gen_monitor): Likewise.
+ (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
+ ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
+ ix86_gen_one_cmpl2 and ix86_gen_monitor.
+ (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
+ (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
+ mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
+ (ix86_expand_epilogue): Updated.
+ (print_operand): Handle integer register operand for 'z'.
+ (ix86_expand_strlensi_unroll_1): Likewise.
+ (ix86_expand_strlen): Likewise.
+ (ix86_expand_builtin): Likewise.
+ (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
+ mov{q}/mov{l} and add{q}/add{l}.
+
+2008-06-03 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/i386.md (P): New mode iterator.
+ (SFmode push_operand splitter): Macroize DImode and SImode pushes
+ using P mode iterator.
+ (DFmode push_operand splitter): Ditto.
+ (XFmode push_operand splitter): Ditto.
+ (DFmode float_extend SFmode push_operand splitter): Ditto.
+ (XFmode float_extend SFmode push_operand splitter): Do not generate
+ SImode pushes for 64bit target. Macroize Dimode and SImode
+ pushes using P mode iterator.
+ (XFmode float_extend DFmode push_operand splitter): Ditto.
+
+2008-06-03 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
+ * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
+ * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
+ return type to int.
+ (ix86_call_abi_override): Remove check for call_used_regs.
+
+2008-06-03 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (find_func_aliases): Add constraints
+ for the lhs of calls if the return type contains pointers.
+
+2008-06-03 Kai Tietz <kai.tietz@onevision.com>
+
+ * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
+ * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
+ * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
+ * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
+ of cfun and DEFAULT_ABI to deceide abi mode.
+ (DEFAULT_ABI): New.
+ (REG_PARM_STACK_SPACE): Removed.
+ (OUTGOING_REG_PARM_STACK_SPACE): Removed.
+ (STACK_BOUNDARY): Use default target to deceide stack boundary.
+ * config/i386/i386-protos.h (ix86_cfun_abi): New.
+ (ix86_function_abi): Likewise.
+ (ix86_function_type_abi): Likewise.
+ (ix86_call_abi_override): Likewise.
+ * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
+ specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
+ * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
+ (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
+ specific defines.
+ (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
+ (ix86_function_regparm): Handle user calling abi.
+ (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
+ by DEFAULT_ABI versus SYSV_ABI check.
+ (ix86_reg_parm_stack_space): New.
+ (ix86_function_type_abi): New.
+ (ix86_call_abi_override): New.
+ (ix86_function_abi): New.
+ (ix86_cfun_abi): New.
+ (init_cumulative_args): Call abi specific initialization.
+ (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
+ (function_arg_64): Extend SSE_REGPARM_MAX check.
+ (function_arg (): Remove TARGET_64BIT_MS_ABI.
+ (ix86_pass_by_reference): Likewise.
+ (ix86_function_value_regno_p): Likewise.
+ (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
+ (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
+ (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
+ (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
+ (setup_incoming_varargs_64): Adjust regparm for call abi.
+ (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
+ (ix86_va_start): Likewise.
+ (ix86_gimplify_va_arg): Likewise.
+ (ix86_expand_prologue): Likewise.
+ (output_pic_addr_const): Likewise.
+ (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
+ (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
+ (x86_output_mi_thunk): Likewise.
+ (x86_function_profiler): Likewise.
+ * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
+ (SYSV_ABI, MS_ABI): New constants.
+ (DEFAULT_ABI): New.
+ (init_regs): Add prototype of function in regclass.c file.
+ (OVERRIDE_ABI_FORMAT): New.
+ (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
+ (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
+ (OUTGOING_REG_PARM_STACK_SPACE): New.
+ (ix86_reg_parm_stack_space): New prototype.
+ (CUMULATIVE_ARGS): Add call_abi member.
+ (X86_64_REGPARM_MAX): New.
+ (X86_64_SSE_REGPARM_MAX): New.
+ (X64_REGPARM_MAX): New.
+ (X64_SSE_REGPARM_MAX): New.
+ (X86_32_REGPARM_MAX): New.
+ (X86_32_SSE_REGPARM_MAX): New.
+ (REGPARM_MAX): Updated.
+ (SSE_REGPARM_MAX): Updated.
+ (machine_function): Add call_abi member.
+ * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
+ TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
+
+2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
+
+ PR target/34879
+ * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
+ (avr_builtin_setjmp_frame_value): New function.
+ * config/avr/avr.md (nonlocal_goto_receiver): Define.
+ (nonlocal_goto): Define.
+
+2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_emit_loadgp): Return early if
+ there is nothing do to, otherwise emit a blockage if
+ !TARGET_EXPLICIT_RELOCS || crtl->profile.
+ * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
+
+2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * configure.ac: Drop unneeded backslash ending up in config.in.
+ * acinclude.m4: Likewise.
+ * config.in: Regenerate.
+
+2008-05-26 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (maybe_hot_frequency_p): Break out of...
+ (maybe_hot_bb_p): ... here.
+ (maybe_hot_edge_p): New.
+ * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
+ * basic-block.h (maybe_hot_edge_p): Declare.
+
+2008-05-31 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
+ (*cmpfp_<mode>_cc): Ditto.
+ (*fp_jcc_8<mode>_387): Ditto.
+ (*fop_<MODEF:mode>_2_i387): Ditto.
+ (*fop_<MODEF:mode>_3_i387): Ditto.
+ (*fop_xf_2_i387): Ditto.
+ (*fop_xf_3_i387): Ditto.
+
+2008-06-02 Tomas Bily <tbily@suse.cz>
+
+ * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
+
+2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_valid_offset_p): New function.
+ (mips_valid_lo_sum_p): Likewise.
+ (mips_classify_address): Use them.
+ (mips_force_address): New function.
+ (mips_legitimize_address): Use it.
+ * config/mips/mips.md (MOVE128): New mode iterator.
+ (movtf): Require TARGET_64BIT. Remove empty strings.
+ (*movtf_internal): Rename to...
+ (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
+ of "R" and use {,fp}{load,store} attributes instead of "multi".
+ Use a separate define_split.
+ (*movtf_mips16): New pattern.
+
+2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips-protos.h (mips_expand_before_return): Declare.
+ * config/mips/mips.c (mips_expand_before_return): New function.
+ (mips_expand_epilogue): Call it.
+ * config/mips/mips.md (return): Turn into a define_expand.
+ (*return): New insn.
+
+2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
+ * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
+ functions. Do not emit uses and clobbers of CONCATs; individually
+ use and clobber their operands.
+ * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
+ gen_clobber, emit_use and gen_use.
+ (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
+ (expand_builtin_return): Likewise.
+ * cfgbuild.c (count_basic_blocks): Likewise.
+ * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
+ * explow.c (emit_stack_restore): Likewise.
+ * expmed.c (extract_bit_field_1): Likewise.
+ * expr.c (convert_move, emit_move_complex_parts): Likewise.
+ (emit_move_multi_word, store_constructor): Likewise.
+ * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
+ (thread_prologue_and_epilogue_insns): Likewise.
+ * lower-subreg.c (resolve_simple_move): Likewise.
+ * optabs.c (widen_operand, expand_binop): Likewise.
+ (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
+ * reload.c (find_reloads): Likewise.
+ * reload1.c (eliminate_regs_in_insn): Likewise.
+ * stmt.c (expand_nl_goto_receiver): Likewise.
+ * config/alpha/alpha.md (builtin_longjmp): Likewise.
+ * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
+ * config/arm/arm.c (arm_load_pic_register): Likewise.
+ (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
+ * config/arm/arm.md (untyped_return): Likewise.
+ * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
+ * config/avr/avr.c (expand_prologue): Likewise.
+ * config/bfin/bfin.c (do_unlink): Likewise.
+ * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
+ * config/cris/cris.c (cris_expand_prologue): Likewise.
+ * config/darwin.c (machopic_indirect_data_reference): Likewise.
+ (machopic_legitimize_pic_address): Likewise.
+ * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
+ (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
+ * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
+ (ix86_expand_convert_uns_didf_sse): Likewise.
+ (ix86_expand_vector_init_general): Likewise.
+ * config/ia64/ia64.md (eh_epilogue): Likewise.
+ * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
+ * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
+ * config/m32r/m32r.c (m32r_reload_lr): Likewise.
+ (config/iq2000/iq2000.c): Likewise.
+ * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
+ (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
+ (builtin_longjmp): Likewise.
+ * config/mn10300/mn10300.md (call, call_value): Likewise.
+ * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
+ * config/pdp11/pdp11.md (abshi2): Likewise.
+ * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
+ * config/s390/s390.c (s390_emit_prologue): Likewise.
+ * config/s390/s390.md (movmem_long, setmem_long): Likewise.
+ (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
+ (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
+ * config/sh/sh.c (prepare_move_operands): Likewise.
+ (output_stack_adjust, sh_expand_epilogue): Likewise.
+ (sh_set_return_address, sh_expand_t_scc): Likewise.
+ * config/sparc/sparc.c (load_pic_register): Likewise.
+ * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
+ * config/spu/spu.c (spu_expand_epilogue): Likewise.
+ * config/v850/v850.c (expand_epilogue): Likewise.
+
+2008-05-31 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
+ (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
+ (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
+ * config/avr/avr.c (expand_prologue, expand_epilogue): Use
+ movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
+ stack pointer register.
+ (output_movhi): Remove code for interrupt specific writing to the
+ stack pointer register.
+
+2008-05-31 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/34244
+ * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
+ (tree_expr_nonzero_warnv_p): Likewise.
+ * tree-vrp.c (vrp_expr_computes_nonnegative): Call
+ ssa_name_nonnegative_p.
+ (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
+ (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
+ not tree_expr_nonzero_warnv_p.
+
+ PR tree-optimization/36262
+ Revert
+ 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
+
+ PR tree-optimization/34244
+ * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
+ (record_numbers_of_iterations): New function.
+ (execute_vrp): Cache the numbers of iterations of loops.
+ * tree-scalar-evolution.c (scev_reset_except_niters):
+ New function.
+ (scev_reset): Use scev_reset_except_niters.
+ * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
+
+2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
+ __WORKAROUND_RETS when appropriate.
+
+2008-05-31 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
+ *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
+ mode iterator.
+ (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
+ *fop_df_comm_sse insn patterns using MODEF mode iterator.
+ (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
+ *fop_df_comm_i387 insn patterns using MODEF mode iterator.
+ (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
+ *fop_df_1_mixed insn patterns using MODEF mode iterator.
+ (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
+ *fop_df_1_sse insn patterns using MODEF mode iterator.
+ (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
+ *fop_df_1_i387 insn patterns using MODEF mode iterator.
+ (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
+ *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
+ (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
+ *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
+ (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
+ (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
+ (*fop_xf_4_i387): Use <MODE> for mode attribute.
+ (*fop_xf_5_i387): Ditto.
+ (*fop_xf_6_i387): Ditto.
+
+2008-05-30 Richard Guenther <rguenther@suse.de>
+
+ * builtins.c (build_string_literal): Avoid generating
+ a non-gimple_val result.
+
+2008-05-30 DJ Delorie <dj@redhat.com>
+
+ * exec-tool.in: Use an environment variable (private) instead of a
+ file (shared) as a semaphore, so as to not break parallel builds.
+
+2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
+
+ * optabs.c (maybe_encapsulate_block): Remove.
+ (emit_libcall_block): Adjust accordingly.
+ * optabs.h (maybe_encapsulate_block): Remove prototype.
+
+ * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
+ Don't use maybe_encapsulate_block.
+
+2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
+
+ * config/rs6000/rs6000.c (rs6000_legitimize_address,
+ rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
+ rtx is a SYMBOL_REF before calling get_pool_constant.
+
+2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
+
+ * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
+
+2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
+ rather than OS names to choose INO_T_EQ definition.
+ (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
+ (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
+
+2008-05-29 Daniel Franke <franke.daniel@gmail.com>
+
+ PR target/36348
+ * config/darwin-f.c: New.
+ * config/t-darwin: Added rule to build darwin-f.o.
+ * config.gcc: Defined new variable, fortran_target_objs.
+ (*-*-darwin*): Set fortran_target_objs.
+ * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
+ * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
+ * configure: Regenerated.
+
+2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/35771
+ * config/i386/i386.c (ix86_function_arg_boundary): Convert to
+ canonical type if needed.
+
+2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
+
+2008-05-29 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36343
+ PR tree-optimization/36346
+ PR tree-optimization/36347
+ * tree-flow.h (clobber_what_p_points_to): Declare.
+ * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
+ pointed-to variable is dereferenced is irrelevant to whether
+ the pointer can access the pointed-to variable.
+ (clobber_what_p_points_to): New function.
+ * tree-ssa-alias.c (set_initial_properties): Use it.
+ * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
+ call clobber check for NMTs.
+
+2008-05-28 Seongbae Park <seongbae.park@gmail.com>
+
+ * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
+ for printing gcov_type.
+
+2008-05-28 Seongbae Park <seongbae.park@gmail.com>
+
+ * tree-ssa-propagate.c (set_rhs): Preserve the histogram
+ and the eh region information.
+ * value-prof.c (gimple_move_stmt_histograms): New function.
+ * value-prof.h (gimple_move_stmt_histograms): New function declaration.
+
+2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
+
+ * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
+
+2008-05-28 Seongbae Park <seongbae.park@gmail.com>
+
+ * value-prof.c (tree_ic_transform): Print counts.
+ * tree-profile.c (tree_gen_ic_func_profiler):
+ Clear __gcov_indreict_call_callee variable to avoid misattribution
+ of the profile.
+
+2008-05-28 Rafael Espíndola <espindola@google.com>
+
+ * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
+ invalid sharing.
+
+2008-05-28 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36339
+ * tree-ssa-alias.c (set_initial_properties): Move pt_anything
+ and clobbering code out of the loop.
+
+2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
+ letters defined.
+
+ * config/s390/s390.c (s390_compare_and_branch_condition_mask,
+ s390_contiguous_bitmask_p, s390_symref_operand_p,
+ s390_check_symref_alignment, s390_reload_larl_operand,
+ s390_reload_symref_address): New functions.
+ (s390_branch_condition_mnemonic): Support compare and branch
+ instructions.
+ (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
+ and 'W' constraints.
+ (s390_secondary_reload): Add secondary reloads for unaligned
+ symbol refs or symbol refs to floating point or QI/TI mode
+ integer values.
+ (legitimate_address_p): Accept symbol references as addresses.
+ (s390_expand_insv): Use rotate and insert selected bits
+ instruction for insv when building for z10.
+ (print_operand_address): Handle symbol ref addresses.
+ (print_operand): Output modifier 'c' added for signed byte values.
+ (s390_encode_section_info): Mark symbol refs with
+ SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
+
+ * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
+ (length attribute): RRF, RRR have 4 byte length.
+ (FPALL, INTALL): New mode iterators added.
+ (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
+ *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
+ *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
+ *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
+ *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
+ *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
+ *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
+ *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
+ instructions.
+ (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
+ *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
+ *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
+ reload<INTALL:mode><P:mode>_toreg_z10,
+ reload<FPALL:mode><P:mode>_tomem_z10,
+ reload<FPALL:mode><P:mode>_toreg_z10,
+ reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
+ *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
+ *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
+ *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
+ definition.
+ (movmem, clrmem, cmpmem): New splitters added.
+
+ * config/s390/predicates.md (larl_operand): Use
+ SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
+ SYMBOL_REF_ALIGN1_P.
+ (s390_signed_integer_comparison,
+ s390_unsigned_integer_comparison): New predicates.
+
+ * config/s390/s390-protos.h (s390_check_symref_alignment,
+ s390_contiguous_bitmask_p, s390_reload_larl_operand,
+ s390_reload_symref_address,
+ s390_compare_and_branch_condition_mask): Prototypes added.
+
+ * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
+ SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
+ SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
+
+2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (z10_cost): New cost function for z10.
+ (s390_handle_arch_option, override_options): Support -march=z10 switch.
+ (s390_issue_rate): Adjust issue rate for z10.
+ * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
+ (processor_flags): Add PF_Z10.
+ (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
+ * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
+ * gcc/config.gcc: Add z10.
+
+2008-05-28 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36291
+ * tree-flow. h (struct gimple_df): Remove var_anns member.
+ * tree-flow-inline.h (gimple_var_anns): Remove.
+ (var_ann): Simplify.
+ * tree-dfa.c (create_var_ann): Simplify.
+ (remove_referenced_var): Clear alias info from var_anns of globals.
+ * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
+ (delete_tree_ssa): Clear alias info from var_anns of globals.
+ Do not free var_anns.
+ (var_ann_eq): Remove.
+ (var_ann_hash): Likewise.
+
+2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
+
+ * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
+ and loongson2f entries.
+ (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
+ * config/mips/mips.h (processor_type): Add Loongson-2E
+ and Loongson-2F entries.
+ (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
+ (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
+ * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
+ * doc/invoke.texi (MIPS Options): Document loongson2e
+ and loongson2f processor names.
+
+2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/35767
+ PR target/35771
+ * config/i386/i386.c (ix86_function_arg_boundary): Use
+ alignment of canonical type.
+ (ix86_expand_vector_move): Check unaligned memory access for
+ all SSE modes.
+
+2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
+
+ * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
+ Moved to the front of file.
+
+2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
+ H.J. Lu <hongjiu.lu@intel.com>
+
+ * dwarf2out.c (current_fde): New.
+ (add_cfi): Use it.
+ (lookup_cfa:): Likewise.
+ (dwarf2out_end_epilogue): Likewise.
+ (dwarf2out_note_section_used): Likewise.
+
+2008-05-27 Michael Matz <matz@suse.de>
+
+ PR c++/27975
+ * c.opt (Wenum-compare): New warning option.
+ * doc/invoke.texi (Warning Options): Document -Wenum-compare.
+
+2008-05-27 Michael Matz <matz@suse.de>
+
+ PR middle-end/36326
+ * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
+ non-BLKmode types.
+ * tree-tailcall.c (find_tail_calls): Don't mark calls storing
+ into memory as tail calls.
+
+2008-05-27 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36339
+ * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
+ pointers cause all addressable variables to be call clobbered.
+
+2008-05-27 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36245
+ * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
+
+2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.md: Replace all occurences of the 'm'
+ constraint with 'RT'.
+
+2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
+ definitions added.
+ ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
+ "*movdi_64".
+ ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
+ ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
+ ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
+
+2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * reload.c (find_reloads): Skip alternatives according to the
+ "enabled" attribute. Constify the constraint variable.
+ * recog.c (get_attr_enabled): Add default implementation.
+ (extract_insn): Set the alternative_enabled_p array
+ in the recog_data struct.
+ (preprocess_constraints, constrain_operands): Skip
+ alternatives according to the "enabled" attribute
+ * recog.h (struct recog_data): New field alternative_enabled_p.
+ (skip_alternative): New inline function.
+ * regclass.c (record_operand_costs): Check the "enabled" attribute.
+ (record_reg_classes): Skip alternative according to the
+ "enabled" attribute.
+
+ * doc/md.texi: Add documention for the "enabled" attribute.
+
+2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
+ * postreload.c (reload_cse_simplify_operands): Replace 'm'
+ constraint with TARGET_MEM_CONSTRAINT.
+ * recog.c (asm_operand_ok, preprocess_constraints,
+ constrain_operands): Likewise.
+ * regclass.c (record_reg_classes): Likewise.
+ * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
+ * reload1.c (maybe_fix_stack_asms): Likewise.
+ * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
+ * recog.h: Adjust comment.
+ * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
+ * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
+ * doc/md.texi: Add a note to description of 'm' constraint.
+ * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
+
+2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
+ that the bitfield is of integral type before testing its precision.
+
+2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
+ Sa Liu <saliu@de.ibm.com>
+
+ * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
+ __modti3, __udivti3, __umodti3 and __udivmodti4.
+ * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
+ that implement TImode mul and div functions.
+ * config/spu/multi3.c: New. Implement __multi3.
+ * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
+ * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
+ functions on SPU.
+
+2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
+
+ * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
+ new tls_gd_* and tls_ld_* insns instead of an insn sequence.
+ * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
+ tls_sysv_suffix): New mode and mode attribute iterators.
+ (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
+ (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
+ (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
+ tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
+ tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
+ iterators.
+
+2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR tree-optimization/36329
+ * tree.h (CALL_CANNOT_INLINE_P): Add access check.
+ * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
+ * cgraphbuild.c (initialize_inline_failed): Use the latter
+ macro in lieu of the former.
+ * ipa-inline.c (cgraph_mark_inline): Likewise.
+ (cgraph_decide_inlining_of_small_function): Likewise.
+ (cgraph_decide_inlining): Likewise.
+ (cgraph_decide_inlining_incrementally): Likewise.
+
+2008-05-26 Tristan Gingold <gingold@adacore.com>
+ Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
+ instead of pm_lo8/pm_hi8 to makes this call working on avr6.
+ * config/avr/avr.c (expand_prologue): Tune "call_prologue"
+ optimization for 'avr6' architecture.
+
+2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
+
+ PR target/34932
+ * config/avr/avr.md (*addhi3_zero_extend2): Remove.
+
+2008-05-26 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-sccvn.c (expr_has_constants): Declare.
+ (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
+
+2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR middle-end/36253
+ * caller-save.c (insert_restore): Verify alignment of spill space.
+ (insert_save): Likewise.
+ * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
+ * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
+ (STACK_SLOT_ALIGNMENT): Likewise.
+ * function.c (LOCAL_ALIGNMENT): Removed.
+ (get_stack_local_alignment): New.
+ (assign_stack_local): Use it. Set alignment on stack slot.
+ (assign_stack_temp_for_type): Use get_stack_local_alignment.
+ * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
+ (STACK_SLOT_ALIGNMENT): New.
+ * config/i386/i386.c (ix86_local_alignment): Handle caller-save
+ stack slot in XFmode.
+
+ * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
+
+2008-05-26 Kai Tietz <kai.tietz@onevision.com>
+
+ PR/36321
+ * config/i386/i386.md (allocate_stack_worker_64): Make sure
+ argument operand in rax isn't removed.
+
+2008-05-26 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/36300
+ * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
+ not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
+
+2008-05-26 Daniel Franke <franke.daniel@gmail.com>
+
+ PR bootstrap/36331
+ * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
+
+2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
+
+ * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
+ * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
+
+2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
+ build a trampoline if we don't want one.
+ * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
+ return zero for nested functions if we don't want a trampoline.
+
+2008-05-26 Daniel Franke <franke.daniel@gmail.com>
+
+ * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
+
+2008-05-26 Daniel Franke <franke.daniel@gmail.com>
+
+ PR fortran/18428
+ * c.opt: Removed undocumented option '-lang-fortran'.
+ * c-common.h: Removed global variable 'lang_fortran'.
+ * c-opts.c (c_common_handle_option): Removed code to handle
+ option '-lang-fortran'. Updated includes.
+ * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
+ definition of '__GFORTRAN__'.
+ (define__GNUC__): Reimplemented to use BASEVER and
+ cpp_define_formatted.
+ (builtin_define_with_value_n): Removed.
+ * c-incpath.h: Renamed to ...
+ * incpath.h: ... this.
+ * c-incpath.c: Renamed to ...
+ * incpath.c: ... this. Updated includes.
+ * fix-header.c: Updated includes.
+ * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
+ (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
+ (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
+
+2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree.h: Update the table of flags used on tree nodes.
+ (TREE_NO_TRAMPOLINE): New accessor for static_flag.
+ (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
+ (FORCED_LABEL): Add access check.
+ (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
+ (ASM_INPUT_P): Likewise.
+ (ASM_VOLATILE_P): Likewise.
+ (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
+ (OMP_SECTION_LAST): Access private_flag directly.
+ (OMP_RETURN_NOWAIT): Likewise.
+ (OMP_PARALLEL_COMBINED): Likewise.
+ (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
+ (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
+ * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
+ deprecated_flag directly.
+
+2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
+
+ * final.c (frame_pointer_needed): Removed.
+ * flags.h (frame_pointer_needed): Likewise.
+
+ * function.h (rtl_data): Add frame_pointer_needed.
+ (frame_pointer_needed): New.
+
+2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
+
+ * config.gcc (sh2[lbe]*-*-linux*): Allow target.
+
+2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
+
+ * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
+ SRC is a REG.
+
+2008-05-25 Alan Modra <amodra@bigpond.net.au>
+
+ * c-common.c (strip_array_types): Move function to..
+ * tree.c: ..here.
+ (get_inner_array_type): Delete.
+ * c-common.h (strip_array_types): Move declaration to..
+ * tree.h: ..here.
+ (get_inner_array_type): Delete.
+ * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
+ * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
+ * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
+ * config/pa/pa.c (emit_move_sequence): Likewise.
+
+2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.md (*sse_prologue_save_insn): Set length
+ attribute to 34.
+
+2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
+
+ * function.c: Include target hook for nonlocal_goto frame value.
+
+2008-05-24 Richard Guenther <rguenther@suse.de>
+
+ * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
+ variable can be only accessed through a pointer or a union.
+
+2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
+ * doc/extend.texi: Likewise.
+
+2008-05-23 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/jump.md (untyped_call): Add.
+
+ * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
+ for A24 to PSImode.
+ (m32c_address_cost): Detail costs for indirect offsets.
+
+2008-05-23 Rafael Espíndola <espindola@google.com>
+
+ * see.c (see_get_extension_data): Don't use SUBREG_REG to test
+ if a node is a SUBREG.
+ (see_analyze_one_def): Don't use SUBREG_REG to test if a node
+ is a SUBREG.
+
+2008-05-23 Paul Brook <paul@codesourcery.com>
+ Carlos O'Donell <carlos@codesourcery.com>
+
+ * doc/extend.texi: Clarify use of __attribute__((naked)).
+ * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
+ * target.h (gcc_target): Add allocate_stack_slots_for_args.
+ * function.c (use_register_for_decl): Use
+ targetm.calls.allocate_stack_slots_for_args.
+ * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
+ * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
+ (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
+
+2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
+
+ * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
+
+2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
+
+ * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
+ PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
+ is only rounded once.
+
+2008-05-23 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
+
+2008-05-23 Uros Bizjak <ubizjak@gmail.com>
+ Jakub Jelinek <jakub@redhat.com>
+
+ PR target/36079
+ * configure.ac: Handle --enable-cld.
+ * configure: Regenerated.
+ * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
+ * config/i386/i386.h (struct machine_function): Add needs_cld field.
+ (ix86_current_function_needs_cld): New define.
+ * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
+ (cld): New isns pattern.
+ (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
+ cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
+ * config/i386/i386.opt (mcld): New option.
+ * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
+ TARGET_CLD and ix86_current_function_needs_cld.
+ (override_options): Use -mcld by default for 32-bit code if
+ USE_IX86_CLD.
+
+ * doc/install.texi (Options specification): Document --enable-cld.
+ * doc/invoke.texi (Machine Dependent Options)
+ [i386 and x86-64 Options]: Add -mcld option.
+ (Intel 386 and AMD x86-64 Options): Document -mcld option.
+
+2008-05-23 Kai Tietz <kai.tietz@onevison.com>
+ * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
+ (return_in_memory_64): Likewise.
+ (return_in_memory_ms_64): Likewise.
+
+2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
+ * builtins.c (fold_builtin_fpclassify): New.
+ (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
+ * builtins.def (BUILT_IN_FPCLASSIFY): New.
+ * c-common.c (handle_type_generic_attribute): Adjust to accept
+ fixed arguments before an elipsis.
+ (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
+ * doc/extend.texi: Document __builtin_fpclassify.
+
+2008-05-22 Aldy Hernandez <aldyh@redhat.com>
+
+ * omp-low.c (gate_expand_omp_ssa): Remove.
+ (pass_expand_omp_ssa): Remove.
+ (gate_expand_omp): Do not check for flag_openmp_ssa.
+ * common.opt (-fopenmp-ssa): Remove.
+ * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
+
+2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.opt (mfixed-range): New option.
+ * config/sh/sh-protos.h (sh_fix_range): Declare.
+ * config/sh/sh.c (sh_fix_range): New function.
+ * config/sh/sh.h (sh_fixed_range_str): Declare.
+ (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
+ is not empty.
+ * doc/invoke.texi (SH Options): Document -mfixed-range.
+
+2008-05-22 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
+ it before the redeclaration.
+
+2008-05-22 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (get_sequence_length): Add new function.
+ (expand_prologue, expand_epilogue): Remove duplicate code.
+
+2008-05-22 Rafael Espíndola <espindola@google.com>
+
+ * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
+ sharing.
+
+2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
+
+ * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
+ * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
+
+ * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
+ UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
+ (vect_update_misalignment_for_peel): Likewise.
+ (vector_alignment_reachable_p): Likewise.
+ * tree-vect-transform.c (vectorizable_load): Likewise.
+ * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
+ (get_vectype_for_scalar_type): Pass mode of scalar_type
+ to UNITS_PER_SIMD_WORD.
+
+ * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
+ * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
+ * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
+ * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
+ * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
+
+2008-05-22 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/36293
+ * tree-vect-transform.c (vect_transform_strided_load): Don't check
+ if the first load must be skipped because of a gap.
+
+2008-05-22 Richard Guenther <rguenther@suse.de>
+
+ * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
+ more cases of offset disambiguation that is possible if
+ strict-aliasing rules apply.
+ * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
+ for basic offset and type-based disambiguation.
+
+2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
+ ix86_expand_vector_set on V16QImode for SSE4.1.
+
+2008-05-21 Tom Tromey <tromey@redhat.com>
+
+ * c.opt (Wimport): Mark as undocumented.
+ * doc/invoke.texi (Option Summary): Don't mention -Wimport or
+ -Wno-import.
+ (Warning Options): Likewise.
+ * doc/cppopts.texi: Don't mention -Wimport.
+
+2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/36287
+ PR tree-optimization/36286
+ * lambda-code.c (build_access_matrix): Do not use the loop->num
+ for computing the number of induction variables: use the loop depth
+ instead.
+
+2008-05-21 Kai Tietz <kai.tietz@onevision.com>
+
+ PR/36280
+ * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
+ option -f(no-)leading-underscore.
+
+2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_expand_vector_init_general): Use
+ GET_MODE_NUNITS (mode).
+
+2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
+
+ * doc/invoke.texi: Add cpu_type's 464 and 464fp.
+ (-mmulhw): Add 464 to description.
+ (-mdlmzb): Likewise.
+ * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
+ * config/rs6000/rs6000.c (processor_target_table): Add 464 and
+ 464fp entries.
+ * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
+ * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
+ * config/rs6000/rs6000.md: Update comments for 464.
+
+2008-05-21 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
+
+2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/sse.md (vec_extractv4sf): Removed.
+ (vec_extractv2df): Likewise.
+ (vec_extractv2di): Likewise.
+ (vec_extractv4si): Likewise.
+ (vec_extractv8hi): Likewise.
+ (vec_extractv16qi): Likewise.
+ (vec_extract<mode>): New.
+
+2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/sse.md (vec_setv4sf): Removed.
+ (vec_setv2df): Likewise.
+ (vec_setv2di): Likewise.
+ (vec_setv4si): Likewise.
+ (vec_setv8hi): Likewise.
+ (vec_setv16qi): Likewise.
+ (vec_set<mode>): New.
+
+2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_expand_vector_init_general): Remove
+ goto for vec_concat and vec_interleave.
+
+2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/sse.md (vec_initv4sf): Removed.
+ (vec_initv2df): Likewise.
+ (vec_initv2di): Likewise.
+ (vec_initv4si): Likewise.
+ (vec_initv8hi): Likewise.
+ (vec_initv16qi): Likewise.
+ (vec_init<mode>): New.
+
+2008-05-21 Joseph Myers <joseph@codesourcery.com>
+
+ * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
+
+2008-05-21 Tom Tromey <tromey@redhat.com>
+
+ * ggc-zone.c (lookup_page_table_if_allocated): New function.
+ (zone_find_object_offset): Likewise.
+ (gt_ggc_m_S): Likewise.
+ (highest_bit): Likewise.
+ * ggc-page.c (gt_ggc_m_S): New function.
+ * stringpool.c (string_stack): Remove.
+ (init_stringpool): Update.
+ (ggc_alloc_string): Use ggc_alloc.
+ (maybe_delete_ident): New function.
+ (ggc_purge_stringpool): Likewise.
+ (gt_ggc_m_S): Remove.
+ * ggc-common.c (ggc_protect_identifiers): New global.
+ (ggc_mark_roots): Call ggc_purge_stringpool. Use
+ ggc_protect_identifiers.
+ * ggc.h (ggc_protect_identifiers): Declare.
+ (gt_ggc_m_S): Update.
+ (ggc_purge_stringpool): Declare.
+ * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
+ * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
+ special case.
+ (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
+
+2008-05-21 David S. Miller <davem@davemloft.net>
+
+ * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
+ tmake_file.
+
+2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
+
+ * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
+ once finished.
+
+2008-05-20 David Daney <ddaney@avtrex.com>
+
+ * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
+ UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
+ (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
+ UNSPEC_UPDATE_GOT_VERSION): Renumber.
+ (optab, insn): Add 'plus' and 'minus' to define_code_attr.
+ (atomic_hiqi_op): New define_code_iterator.
+ (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
+ mips_expand_compare_and_swap_12.
+ (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
+ MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
+ (sync_<optab><mode>, sync_old_<optab><mode>,
+ sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
+ sync_new_nand<mode>): New define_expands for HI and QI mode operands.
+ (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
+ sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
+ (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
+ (test_and_set_12): New insn.
+ (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
+ sync_new_<optab><mode>, sync_old_nand<mode>,
+ sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
+ clobber to operand 0 for SI and DI mode insns.
+ * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
+ mips_gen_fn_4): New typedefs.
+ (mips_gen_fn_ptrs): Define new union type.
+ (mips_expand_compare_and_swap_12): Remove declaration.
+ (mips_expand_atomic_qihi): Declare function.
+ * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
+ (mips_expand_atomic_qihi): ... this. Use new generator function
+ parameter.
+ * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
+ (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
+ (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
+ MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
+ MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
+ MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
+ MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
+ MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
+ MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
+ MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
+ New macros.
+
+2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
+ the missing break.
+
+2008-05-20 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
+ * config/avr/avr.c (avr_OS_main_function_p): Add new function.
+ (avr_attribute_table): Add 'OS_main' function attribute.
+ (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
+ functions with 'OS_main' attribute.
+
+2008-05-20 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/35204
+ * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
+ helper, split out from ...
+ (DFS): ... here. Make the DFS walk non-recursive.
+
+2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
+ Jan Sjodin <jan.sjodin@amd.com>
+
+ PR tree-optimization/36181
+ * tree-parloops.c (loop_has_vector_phi_nodes): New.
+ (parallelize_loops): Don't parallelize when the loop has vector
+ phi nodes.
+
+2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
+ Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-loop-linear.c (gather_interchange_stats): Look in the access
+ matrix, and never look at the tree representation of the memory
+ accesses.
+ (linear_transform_loops): Computes parameters and access matrices.
+ * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
+ when fails.
+ (access_matrix_get_index_for_parameter): New.
+ * tree-data-ref.h (struct access_matrix): New.
+ (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
+ AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
+ AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
+ am_vector_index_for_loop): New.
+ (struct data_reference): Add field access_matrix.
+ (DR_ACCESS_MATRIX): New.
+ (compute_data_dependences_for_loop): Update declaration.
+ (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
+ * lambda.h (lambda_vector_vec_p): Declared.
+ * lambda-code.c: Depend on pointer-set.h.
+ (lambda_collect_parameters_from_af, lambda_collect_parameters,
+ av_for_af_base, av_for_af, build_access_matrix,
+ lambda_compute_access_matrices): New.
+ * Makefile.in (lambda-code.o): Depend on pointer-set.h.
+
+2008-05-20 Joseph Myers <joseph@codesourcery.com>
+
+ * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
+ $SOURCEDIR/include.
+
+2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
+ Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/36206
+ * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
+ FOLD_CONVERSIONS.
+ (instantiate_scev_1): Rename flags to fold_conversions.
+ Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
+ outeside instantiation_loop.
+ * tree-chrec.h (evolution_function_is_affine_in_loop): New.
+ (evolution_function_is_affine_or_constant_p): Removed.
+ * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
+ instantiate_scev.
+ (analyze_siv_subscript): Pass in the loop nest number.
+ Call evolution_function_is_affine_in_loop instead of
+ evolution_function_is_affine_p.
+ (analyze_overlapping_iterations): Pass in the loop nest number.
+
+2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
+ Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/36206
+ * tree-chrec.h (chrec_fold_op): New.
+ * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
+ and other trees.
+
+2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
+
+ * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
+ (DIRS_EQ): New.
+ (remove_duplicates): Do not set inode on non-inode systems.
+ Use DIRS_EQ.
+
+2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
+
+ * config.gcc (tm_file): Update comments about relative pathnames.
+
+2008-05-20 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
+ * tree-ssa-sccvn.c (process_scc): Likewise.
+ * tree-ssa-sink.c (execute_sink_code): Likewise.
+ * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
+ * tree-vrp.c (process_assert_insertions): Likewise.
+ * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
+ (perform_tree_ssa_dce): Likewise.
+ * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
+ (dump_dominator_optimization_stats): Likewise.
+ * tree-vectorizer.c (vectorize_loops): Likewise.
+
+2008-05-20 Richard Guenther <rguenther@suse.de>
+
+ * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
+
+2008-05-20 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
+ (ix86_i386elf_return_in_memory): Likewise.
+ (ix86_i386interix_return_in_memory): Likewise.
+ * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
+ (SUBTARGET_RETURN_IN_MEMORY): New.
+ * config/i386/i386elf.h: Likewise.
+ * config/i386/ptx4-i.h: Likewise.
+ * config/i386/sol2-10.h: Likewise.
+ * config/i386/sysv4.h: Likewise.
+ * config/i386/vx-common.h: Likewise.
+ * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
+ * config/i386/i386.c (ix86_return_in_memory): Made static and
+ make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
+ (ix86_i386elf_return_in_memory): Removed.
+ (ix86_i386interix_return_in_memory): Removed.
+ (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
+ * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
+
+2008-05-20 Alexandre Oliva <aoliva@redhat.com>
+
+ * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
+
+2008-05-19 Xinliang David Li <davidxl@google.com>
+
+ * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
+ * opts.c: Ditto.
+ * common.opt: Ditto.
+ * doc/invoke.texi: Ditto.
+
+2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
+ (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
+
+2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_expand_vector_init_concat): Change
+ sizes of operand array from 8/4 to 4/2.
+ (ix86_expand_vector_init_general): Change size of operand array
+ from 32 to 16. Remove op0, op1 and half_mode.
+
+2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_expand_vector_init_concat): New.
+ (ix86_expand_vector_init_interleave): Likewise.
+ (ix86_expand_vector_init_general): Use them. Assert
+ word_mode == SImode when n_words == 4.
+
+2008-05-19 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (ix86_secondary_reload): New static function.
+ (TARGET_SECONDARY_RELOAD): New define.
+ * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
+ * config/i386/i386.md (reload_outqi): Remove.
+
+2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ PR middle-end/35509
+ * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
+ Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
+ (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
+ (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
+ (fold_builtin_1): Likewise.
+ * builtins.def (BUILT_IN_ISINF_SIGN): New.
+ c-common.c (check_builtin_function_arguments): Handle
+ BUILT_IN_ISINF_SIGN.
+ * doc/extend.texi: Document __builtin_isinf_sign.
+ * fold-const.c (operand_equal_p): Handle COND_EXPR.
+
+2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
+ EH cleanup at the end of the pass, search for those that have been
+ turned into forwarder blocks and do the cleanup on their successor.
+
+2008-05-18 Richard Guenther <rguenther@suse.de>
+
+ * tree-cfg.c (verify_gimple_expr): Allow conversions from
+ pointers to sizetype and vice versa.
+
+2008-05-18 Xinliang David Li <davidxl@google.com>
+
+ * gcc/tree-ssa-dce.c: Coding style fix.
+ (check_pow): Documentation comment.
+ (check_log): Documenation comment. Coding style fix.
+ (is_unnecessary_except_errno_call): Ditto.
+ (gen_conditions_for_pow): Ditto.
+ (gen_conditions_for_log): Ditto.
+ (gen_shrink_wrap_conditions): Ditto.
+ (shrink_wrap_one_built_in_calls): Ditto.
+ * gcc/doc/invoke.texi: Better documentation string.
+ * ChangeLog: Fix wrong change log entries from
+ May 17 checkin on function call DCE.
+
+2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
+
+2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
+ * df-problems.c (simulation routines): Fixed block comment to
+ properly say how to add forwards scanning functions.
+
+2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-inline.c (setup_one_parameter): Remove dead code.
+
+2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
+
+ * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
+ a BIT_AND_EXPR only for an INTEGER_TYPE.
+
+2008-05-17 Xinliang David Li <davidxl@google.com>
+
+ * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
+ (check_pow, check_log, is_unnecessary_except_errno_call): New
+ functions to check for eliminating math functions that are pure
+ except for setting errno.
+ (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
+ general condition expressions for shrink-wrapping pow/log calls.
+ (gen_shrink_wrap_conditions): Ditto.
+ (shrink_wrap_one_built_in_call): Ditto.
+ (shrink_wrap_conditional_dead_built_in_calls): Ditto.
+ (mark_operand_necessary): If debugging, output if OP is necessary.
+ (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
+ unnecessary.
+ * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
+ opt level >= 2.
+ * gcc/common.opt: New user flag -ftree-builtin-dce.
+ * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
+
+2008-05-16 David S. Miller <davem@davemloft.net>
+
+ * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
+ * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
+
+2008-05-16 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/36246
+ * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
+
+2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * ifcvt.c (dead_or_predicable): Rename
+ df_simulate_one_insn_backwards to df_simulate_one_insn.
+ * recog.c (peephole2_optimize): Ditto.
+ * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
+ Ditto.
+ * df.h: Rename df_simulate_one_insn_backwards to
+ df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
+ * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
+ scanning of defs and uses.
+ (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
+ (df_simulate_one_insn_forwards): Removed.
+
+2008-05-16 Doug Kwan <dougkwan@google.com>
+
+ * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
+ QNaN & SNaN.
+ (real_from_string): Handle NaNs and Inf as approriate.
+
+2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
+
+ * doc/gty.texi (Source Files Containing Type Information): Note
+ that headers should appear first in the gtfiles list.
+
+2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * tree.def (COND_EXEC): Properly documented this code.
+
+2008-05-16 Diego Novillo <dnovillo@google.com>
+
+ * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
+ * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
+ the new field.
+
+2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * tree-ssa-dse (max_stmt_uid): Removed.
+ (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
+ tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
+ * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
+ * function.h (cfun.last_stmt_uid): New field.
+ * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
+ gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
+ New functions.
+ * tree-dfa.c (renumber_gimple_stmt_uids): New function.
+ (create_stmt_ann): Initialize the ann->uid field.
+ * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
+ with new calls.
+ * tree-flow.h (renumber_gimple_stmt_uids): New function.
+
+2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
+
+ * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
+ * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
+ (init_empty_tree_cfg): Call it.
+
+2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
+ Update all users.
+
+2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * doc/invoke.text (-fdump-tree-*-verbose): New option.
+ * tree-dump.c (dump_options): New verbose option.
+ * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
+ Add verbose dump.
+ * tree-pass.h (TDF_VERBOSE): New dump flag.
+ * print-tree.c (print_node): Added code to be able to print PHI_NODES.
+ (tree-flow.h): Added include.
+ * Makefile.in (print-tree.o): Added TREE_FLOW_H.
+
+2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
+
+ From Jie Zhang <jie.zhang@analog.com>
+ * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
+ MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
+ mcpu=bf561-none and mcpu=bf561-0.2.
+ * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
+ MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
+ * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
+ MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
+ * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
+ * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
+ (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
+ option.
+ * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
+ (cputype_selected): Remove.
+ (bfin_handle_option): Don't use cputype_selected.
+ (override_options): When no mcpu option, enable all workarounds.
+ Don't use bfin_workarounds.
+ * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
+ processor type.
+ (DEFAULT_CPU_TYPE): Don't define.
+
+2008-05-16 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
+ on deletion of the last stmt.
+
+2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
+ V8HImode for SSE2 and V16QImode for SSE4.1.
+
+2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * cgraph.h (compute_inline_parameters): Made public.
+ * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
+ variable_generate_summary, function_write_summary,
+ variable_write_summary, variable_read_summary. Added generate_summary,
+ write_summary, read_summary.
+ * cgraphunit.c (cgraph_process_new_functions): Changed call from
+ pass_ipa_inline.function_generate_summary, to
+ compute_inline_parameters.
+ * ipa-inline.c (compute_inline_parameters): Made public and added
+ node parameter.
+ (compute_inline_parameters_for_current): New function.
+ (pass_inline_param): Now calls compute_inline_parameters_for_current.
+ (inline_generate_summary): Removed parameter and made to loop over
+ all cgraph nodes.
+ (pass_ipa_inline): Updated for new IPA_PASS structure.
+ * passes.c (execute_ipa_summary_passes): Now is called once per
+ pass rather than once per node*pass.
+
+2008-05-15 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
+ avr_have_mul_p, avr_asm_only_p): Remove variables.
+ (avr_override_options): Remove initialization of removed variables.
+ (avr_file_start): Convert removed variables to fields of
+ 'struct base_arch_s *avr_current_arch'.
+ * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
+ (AVR_HAVE_MUL): (Ditto.).
+ (AVR_HAVE_MOVW): (Ditto.).
+ (AVR_HAVE_LPMX): (Ditto.).
+ (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
+ avr_asm_only_p): Remove declaration.
+
+2008-05-15 Diego Novillo <dnovillo@google.com>
+
+ * config/arm/arm.c (arm_return_in_memory): Fix return type.
+ * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
+
+2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
+
+ PR middle-end/36194
+ * combine.c (check_conversion): Rename back to check_promoted_subreg.
+ Don't call record_truncated_value from here.
+ (record_truncated_value): Turn it into a for_each_rtx callback.
+ (record_truncated_values): New function.
+ (combine_instructions): Call note_uses with record_truncated_values.
+ Change name of check_conversion to check_promoted_subreg.
+
+2008-05-15 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/sourcebuild.texi: Document support for torture tests.
+
+2008-05-15 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
+ to alternative 4 of operand 2.
+
+2008-05-15 Richard Guenther <rguenther@suse.de>
+
+ * tree-pass.h (current_pass): Declare.
+ (get_pass_for_id): Likewise.
+ * passes.c (passes_by_id, passes_by_id_size): New globals.
+ (set_pass_for_id): New function.
+ (get_pass_for_id): Likewise.
+ (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
+ (execute_function_todo): Flush per function statistics.
+ * toplev.c (compile_file): Init statistics.
+ (general_init): Do early statistics initialization.
+ (finalize): Finish statistics.
+ * statistics.h (statistics_early_init): Declare.
+ (statistics_init): Likewise.
+ (statistics_fini): Likewise.
+ (statistics_fini_pass): Likewise.
+ (statistics_counter_event): Likewise.
+ (statistics_histogram_event): Likewise.
+ * statistics.c: New file.
+ * Makefile.in (OBJS-common): Add statistics.o.
+ (statistics.o): Add dependencies.
+ * doc/invoke.texi (-fdump-statistics): Document.
+
+ * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
+ (insert): Likewise.
+ (execute_pre): Use statistics_counter_event.
+ * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
+ (substitute_and_fold): Increment it. Use statistics_counter_event.
+
+2008-05-15 Diego Novillo <dnovillo@google.com>
+
+ http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
+
+ * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
+ * tree-ssa-alias.c (new_type_alias): Remove references to
+ sub-variables from comment.
+ * tree-ssa-operands.c (swap_tree_operands): Likewise.
+
+2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
+ attribute to 1 only for insertps alternative.
+
+2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.md (loadbytes): New pattern.
+ * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
+ (bfin_init_builtins): Initialize it.
+ (bdesc_1arg): Add it.
+
+2008-05-15 Sa Liu <saliu@de.ibm.com>
+
+ * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
+ * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
+ * testsuite/lib/target-supports.exp: Add
+ check_effective_target_fortran_integer_16.
+
+2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
+ * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
+ * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
+ (TARGET_RETURN_IN_MEMORY): Define.
+
+2008-05-15 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/36244
+ * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
+ * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
+ represent unmodifiable vars.
+
+2008-05-15 Richard Guenther <rguenther@suse.de>
+
+ * tree-dfa.c (refs_may_alias_p): Allow all kinds of
+ INDIRECT_REF and TARGET_MEM_REF.
+ * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
+ TARGET_MEM_REF.
+
+2008-05-15 Uros Bizjak <ubizjak@gmail.com>
+ H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
+ (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
+ for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
+ insn alternatives. Add missing alternatives.
+ (*vec_concatv2di_rex64_sse4_1): Likewise.
+ (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
+ (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
+ Require TARGET_SSE.
+
+2008-05-15 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36009
+ PR tree-optimization/36204
+ * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
+ (determine_invariantness_stmt): Record the loop a store is
+ always executed in.
+ * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
+ dependency.
+
+2008-05-15 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/34330
+ * tree-ssa-alias.c (get_smt_for): Only assert that accesses
+ through the pointer will alias the SMT.
+
+2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
+
+ * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
+
+2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
+
+2008-05-14 Michael Meissner <michael.meissner@amd.com>
+ Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
+
+ * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
+ OTI_vrotl, OTI_vrotr to support vector/vector shifts.
+ (vashl_optab): New optab for vector/vector shifts.
+ (vashr_optab): Ditto.
+ (vlshr_optab): Ditto.
+ (vrotl_optab): Ditto.
+ (vrotr_optab): Ditto.
+ (optab_subtype): New enum for optab_for_tree_code call.
+ (optab_for_tree_code): Add enum optab_subtype argument.
+
+ * optabs.c (optab_for_tree_code): Take an additional argument to
+ distinguish between a vector shift by a scalar and vector shift by
+ a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
+ shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
+ vector shift by a vector.
+ (expand_widen_pattern_expr): Pass additional argument to
+ optab_for_tree_code.
+
+ * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
+ vrotl_optab, vrotr_optab.
+
+ * expr.c (expand_expr_real_1): Update calls to
+ optab_for_tree_code to distinguish between vector shifted by a
+ scalar and vector shifted by a vector.
+ * tree-vectorizer.c (supportable_widening_operation): Ditto.
+ (supportable_narrowing_operation): Ditto.
+ * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
+ * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
+ * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
+ (vect_create_epilog_for_reduction): Ditto.
+ (vectorizable_reduction): Ditto.
+ (vectorizable_operation): Ditto.
+ (vect_strided_store_supported): Ditto.
+ (vect_strided_load_supported): Ditto.
+ * tree-vect-generic.c (expand_vector_operations_1): Ditto.
+ * expmed.c (expand_shift): Ditto.
+
+ * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
+ scalar type.
+ (ashr@var{m}3): Ditto.
+ (vashl@var{m}3): Document new vector/vector shift standard name.
+ (vashr@var{m}3): Ditto.
+ (vlshr@var{m}3): Ditto.
+ (vrotl@var{m}3): Ditto.
+ (vrotr@var{m}3): Ditto.
+
+ * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
+ (PPERM_INVERT): Ditto.
+ (PPERM_REVERSE): Ditto.
+ (PPERM_REV_INV): Ditto.
+ (PPERM_ZERO): Ditto.
+ (PPERM_ONES): Ditto.
+ (PPERM_SIGN): Ditto.
+ (PPERM_INV_SIGN): Ditto.
+ (PPERM_SRC1): Ditto.
+ (PPERM_SRC2): Ditto.
+
+ * config/i386/sse.md (mulv2di3): Add SSE5 support.
+ (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
+ allows a memory operand to be the value being added, and split it
+ to improve vectorization.
+ (sse5_pmacsdqh_mem): Ditto.
+ (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
+ (sse5_mulv2div2di3_high): Ditto.
+ (vec_pack_trunc_v8hi): Add SSE5 pperm support.
+ (vec_pack_trunc_v4si): Ditto.
+ (vec_pack_trunc_v2di): Ditto.
+ (sse5_pcmov_<mode>): Remove code that tried to use use
+ andps/andnps instead of pcmov.
+ (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
+ pmacsdqh instructions.
+ (vec_widen_smult_lo_v4si): Ditto.
+
+ * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
+ (PPERM_INVERT): Ditto.
+ (PPERM_REVERSE): Ditto.
+ (PPERM_REV_INV): Ditto.
+ (PPERM_ZERO): Ditto.
+ (PPERM_ONES): Ditto.
+ (PPERM_SIGN): Ditto.
+ (PPERM_INV_SIGN): Ditto.
+ (PPERM_SRC1): Ditto.
+ (PPERM_SRC2): Ditto.
+ (ix86_expand_sse_movcc): Move the SSE5 test after the if
+ true/false tests.
+ (ix86_expand_int_vcond): If SSE5 generate all possible integer
+ comparisons.
+ (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
+ says ignore whether the last reference is a memory operand.
+
+2008-05-14 Michael Meissner <michael.meissner@amd.com>
+ Paolo Bonzini <bonzini at gnu dot org>
+
+ * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
+ shift patterns.
+
+ * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
+ (vlshr<mode>3): Rename from vlshr<mode>3.
+ (vashr<mode>3): Rename from vashr<mode>3.
+ (mulv4sf3): Change the names of vector shift patterns.
+ (mulv4si3): Ditto.
+ (negv4sf2): Ditt.
+
+ * config/spu/spu.c (spu_initialize_trampoline): Rename vector
+ shift insns.
+
+ * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
+ (SI_SHLHI): Ditto.
+ (SI_SHL): Ditto.
+ (SI_SHLI): Ditto.
+ (SI_ROTH): Ditto.
+ (SI_ROTHI): Ditto.
+ (SI_ROT): Ditto.
+ (SI_ROTI): Ditto.
+ (SPU_RL_0): Ditto.
+ (SPU_RL_1): Ditto.
+ (SPU_RL_2): Ditto.
+ (SPU_RL_3): Ditto.
+ (SPU_RL_4): Ditto.
+ (SPU_RL_5): Ditto.
+ (SPU_RL_6): Ditto.
+ (SPU_RL_7): Ditto.
+ (SPU_SL_0): Ditto.
+ (SPU_SL_1): Ditto.
+ (SPU_SL_2): Ditto.
+ (SPU_SL_3): Ditto.
+ (SPU_SL_4): Ditto.
+ (SPU_SL_5): Ditto.
+ (SPU_SL_6): Ditto.
+ (SPU_SL_7): Ditto.
+
+ * config/spu/spu.md (v): New iterator macro to add v for vector types.
+ (floatunssidf2_internal): Change vector/vector shift names.
+ (floatunsdidf2_internal): Ditto.
+ (mulv8hi3): Ditto.
+ (ashrdi3): Ditto.
+ (ashrti3): Ditto.
+ (cgt_df): Ditto.
+ (cgt_v2df): Ditto.
+ (dftsv): Ditto.
+ (vashl<mode>3): Rename from ashl<mode>3.
+ (vashr<mode>3): Rename from ashr<mode>3.
+ (vlshr<mode>3): Rename from lshr<mode>3.
+ (vrotl<mode>3): Rename from rotl<mode>3.
+
+2008-05-14 Michael Meissner <michael.meissner@amd.com>
+
+ PR target/36224
+ * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
+ multiply gives the wrong value when doing widening multiplies.
+ (vec_widen_smult_lo_v4si): Ditto.
+
+2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
+ LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
+ emit_library_call_value.
+ * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
+ * tree.h (ECF_LIBCALL_BLOCK): Removed.
+ * calls.c (initialize_argument_information, precompute_arguments,
+ expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
+ (precompute_arguments): Removed flags parameter.
+ * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
+
+2008-05-14 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
+ Make sure to register the store if the use is a PHI_NODE.
+
+2008-05-14 Olivier Hainque <hainque@adacore.com>
+
+ * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
+ memory if the component is to be referenced in BLKmode according
+ to get_inner_reference.
+
+2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
+
+ * calls.c (emit_library_call_value_1): Restore code clearing
+ ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
+
+2008-05-14 Olivier Hainque <hainque@adacore.com>
+ Nicolas Roche <roche@adacore.com>
+
+ * configure.ac: Add support for a "gcc_subdir" variable in
+ config-lang.in, to denote a subdirectory where the language/GCC
+ integration files are to be found.
+ * configure: Regenerate.
+
+2008-05-14 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/36098
+ * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
+ value for the first load in the group in case of a gap.
+ (vect_build_slp_tree): Check that there are no gaps in loads.
+
+2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
+ * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
+ expand_copysign_bit): Change call to emit_no_conflict_block to
+ emit_insn and remove unneeded code to construct extra args.
+ (emit_no_conflict_block): Removed.
+ * optabls.h (emit_no_conflict_block): Removed.
+ * cse.c (cse_extended_basic_block): Remove search for
+ REG_NO_CONFLICT note.
+ * global.c: Removed incorrect comment added in revision 117.
+ * expr.c (convert_move): Change call to emit_no_conflict_block to
+ emit_insn.
+ * recog.c: Change comments so that they do not mention
+ REG_NO_CONFLICT.
+ * local_alloc.c (combine_regs): Removed last parameter.
+ (no_conflict_p): Removed.
+ (block_alloc): Removed note, no_conflict_combined_regno and set
+ local vars. Removed all code to process REG_NO_CONFLICT blocks.
+ (combine_regs): Removed already_dead and code to look for
+ REG_NO_CONFLICT notes.
+ * lower_subreg (remove_retval_note): Removed code to look for
+ REG_NO_CONFLICT block.
+ (resolve_reg_notes): Removed REG_NO_CONFLICT case.
+ (resolve_clobber): Remove code to process libcalls that have
+ REG_NO_CONFLICT notes.
+ * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
+ case.
+ * combine.c (can_combine_p, distribute_notes): Removed
+ REG_NO_CONFLICT case.
+ * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
+ to emit_insns.
+ * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
+ * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
+ Ditto.
+ * reg-notes.def (NO_CONFLICT): Removed.
+
+2008-05-14 David S. Miller <davem@davemloft.net>
+
+ * config/sparc/sparc.c (sparc_profile_hook): If
+ NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
+ * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
+ * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
+
+2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
+
+2008-05-13 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/36222
+ * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
+ and op1 expansion before vector concat to have less live pseudos.
+
+2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
+ ix86_expand_vector_set if supported.
+
+2008-05-13 Diego Novillo <dnovillo@google.com>
+ Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
+
+ * tree.h (init_phinodes, fini_phinodes, release_phi_node,
+ phinodes_print_statistics, init_ssanames, fini_ssanames,
+ make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
+ release_ssa_name, release_defs, replace_ssa_name_symbol,
+ ssanames_print_statistics): Move ...
+ * tree-flow.h: ... here.
+ * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
+ Use FN instead of cfun.
+ (make_ssa_name_fn): Rename from make_ssa_name.
+ (pass_release_ssa_names): Add TODO_dump_func to finish flags.
+ * tree-flow-inline.h (make_ssa_name): Move from
+ tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
+ * omp-low.c (expand_omp_parallel):
+ * tree-flow-inline.h (redirect_edge_var_map_result):
+ * tree-ssa.c (init_tree_ssa): Add argument FN.
+ Use it instead of cfun. Update all users.
+
+2008-05-13 Tom Tromey <tromey@redhat.com>
+
+ PR preprocessor/22168:
+ * doc/cpp.texi (Top): Update menu.
+ (Alternatives to Wrapper #ifndef): New node.
+ (Other Directives): Document deprecation.
+ (Obsolete Features): Remove menu.
+ (Assertions): Merge node into Obsolete Features.
+ (Obsolete once-only headers): Move earlier; rename to Alternatives
+ to Wrapper #ifndef.
+ * doc/cppopts.texi: Update.
+ * c.opt (Wdeprecated): Enable for C and ObjC.
+ * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
+ (C++ Dialect Options): Move -Wno-deprecated from here to...
+ (Warning Options): ... here.
+
+2008-05-13 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/36227
+ * fold-const.c (fold_sign_changed_comparison): Do not allow
+ changes in pointer-ness.
+
+2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/24713
+ * config/sh/sh.c (sh_expand_prologue): Don't clear
+ RTX_FRAME_RELATED_P for push insns.
+
+2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
+
+ * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
+
+2008-05-12 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.h (machine_function): Add 'is_leaf' field.
+ * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
+ Use 'machine->is_leaf' instead of 'leaf_func_p'.
+
+2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
+ (*vec_concatv4sf_sse): This.
+ (*sse2_concatv2si): Renamed to ...
+ (*vec_concatv2si_sse2): This.
+ (*sse1_concatv2si): Renamed to ...
+ (*vec_concatv2si_sse): This.
+ (*vec_concatv2di_rex): Renamed to ...
+ (*vec_concatv2di_rex64): This.
+ (*vec_concatv2si_sse4_1): New.
+ (*vec_concatv2di_rex64_sse4_1): Likewise.
+
+2008-05-12 Uros Bizjak <ubizjak@gmail.com>
+
+ PR rtl-optimization/36111
+ * recog.c (validate_replace_rtx_1): Unshare new RTL expression
+ that was created for swappable operands.
+
+2008-05-12 Samuel Tardieu <sam@rfc1149.net>
+
+ PR ada/36001
+ * Makefile.in: Substitute GNATMAKE and GNATBIND.
+ * configure.ac: Add call to ACX_PROG_GNAT.
+
+2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
+
+ * optc-gen.awk: Fix comment typo.
+
+2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
+
+ * pretty-print.c (pp_integer_with_precision): Use
+ HOST_LONG_LONG_FORMAT.
+
+2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
+
+2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (bdesc_ptest): Removed.
+ (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
+ (bdesc_args): Add __builtin_ia32_ptestz128,
+ __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
+ (ix86_init_mmx_sse_builtins): Updated.
+ (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
+ (ix86_expand_builtin): Updated.
+
+2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * tree-cfg.c (valid_fixed_convert_types_p): New function.
+ (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
+
+2008-05-10 Uros Bizjak <ubizjak@gmail.com>
+
+ * value-prof.c (interesting_stringop_to_profile): Do not
+ return early for BUILT_IN_MEMPCPY.
+
+2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
+
+ * calls.c (expand_call): Don't use callgraph to increase
+ preferred_stack_boundary.
+
+ * cgraph.h (cgraph_rtl_info): Use unsigned on
+ preferred_incoming_stack_boundary.
+
+ * final.c (rest_of_clean_state): Use unsigned on
+ preferred_stack_boundary.
+
+2008-05-09 Tom Tromey <tromey@redhat.com>
+
+ PR preprocessor/22231:
+ * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
+ proceeding.
+
+2008-05-09 Uros Bizjak <ubizjak@gmail.com>
+
+ PR tree-optimization/36129
+ * tree-ssa-ccp.c: Include value-prof.h.
+ (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
+ built-in function was folded to a constant.
+ * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
+
+2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
+ Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-scalar-evolution.c: Document instantiate_scev.
+ (instantiate_parameters_1): Renamed instantiate_scev_1.
+ Don't use the same loop for instantiation_loop and evolution_loop.
+ (instantiate_scev): New.
+ (instantiate_parameters): Moved...
+ (resolve_mixers): Update call to instantiate_scev_1 to pass the
+ same loop twice. Maintains the semantics for this function.
+ * tree-scalar-evolution.h (instantiate_scev): Declare.
+ (instantiate_parameters): ...here. Now static inline.
+ * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
+ instead of resolve_mixers.
+
+2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * rtl-factoring.c (collect_pattern_seqs): Fix typo.
+
+2008-05-09 Tomas Bily <tbily@suse.cz>
+
+ * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
+ * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
+ * tree-ssa-structalias.c (get_constraint_for): Likewise.
+ * c-common.c (c_common_truthvalue_conversion): Likewise.
+ * tree-object-size.c (compute_object_offset): Likewise.
+ * tree-inline.c (estimate_num_insns_1): Likewise.
+ * varasm.c (const_hash_1, compare_constant, copy_constant)
+ (compute_reloc_for_constant, output_addressed_constants)
+ (initializer_constant_valid_p): Likewise.
+ * c-omp.c (check_omp_for_incr_expr): Likewise.
+ * gimplify.c (gimplify_expr): Likewise.
+ * c-typeck.c (c_finish_return): Likewise.
+ * tree-vectorizer.c (supportable_widening_operation)
+ (supportable_narrowing_operation): Likewise.
+ * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
+ * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
+ * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
+ * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
+ (descr_info_loc): Likewise.
+ * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
+ * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
+ (fold_unary): Likewise.
+ * builtins.c (get_pointer_alignment): Likewise.
+ * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
+ (instantiate_parameters_1): Likewise.
+ * tree.c (expr_align, stabilize_reference): Likewise.
+ * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
+ * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
+ * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
+ * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
+ * config/alpha/alpha.c (va_list_skip_additions): Likewise.
+ * c-common.c (c_alignof_expr, check_function_arguments_recurse):
+ Likewise.
+ * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
+ * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
+ * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
+ (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
+ (forward_propagate_comparison)
+ (tree_ssa_forward_propagate_single_use_vars): Likewise.
+ * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
+ * emit-rtl.c (component_ref_for_mem_expr)
+ (set_mem_attributes_minus_bitpos): Likewise.
+ * tree-ssa-phiopt.c (conditional_replacement): Likewise.
+ * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
+ Likewise.
+ * c-typeck.c (default_function_array_conversion, build_indirect_ref)
+ (build_function_call, pointer_diff, build_compound_expr)
+ (c_finish_return): Likewise.
+ * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
+ * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
+ Likewise.
+ * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
+ * expr.c (is_aligning_offset): Likewise.
+ * tree-ssa-alias.c (is_escape_site): Likewise.
+ * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
+ (check_all_va_list_escapes): Likewise.
+ * tree-ssa-loop-ivopts.c (determine_base_object)
+ (determine_common_wider_type): Likewise.
+ * dojump.c (do_jump): Likewise.
+ * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
+ * tree-gimple.c (is_gimple_cast): Likewise.
+ * fold-const.c (decode_field_reference)
+ (fold_sign_changed_comparison, fold_unary, fold_comparison)
+ (fold_binary): Likewise.
+ * tree-ssa-alias-warnings.c (find_alias_site_helper)
+ (already_warned_in_frontend_p): Likewise.
+ * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
+ * tree.c (really_constant_p, get_unwidened): Likewise.
+ * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
+ * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
+ * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
+ Likewise.
+ * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
+ CONVERT_EXPR_P.
+ (CONVERT_EXPR_P): Define.
+ (CASE_CONVERT): Define.
+
+2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR middle-end/36117
+ * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
+ (delete_unmarked_insns): When deleting a call, call
+ delete_unreachable_blocks.
+ * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
+ RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
+
+2008-05-08 Richard Guenther <rguenther@suse.de>
+
+ * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
+ (-ftree-salias): Likewise.
+ (salias-max-implicit-fields): Remove param documentation.
+ (salias-max-array-elements): Likewise.
+ * tree-pass.h (pass_create_structure_vars): Remove.
+ * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
+ (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
+ * tree-ssa-alias.c (create_structure_vars): Remove.
+ (gate_structure_vars): Likewise.
+ (pass_create_structure_vars): Likewise.
+ (gate_build_alias): Likewise.
+ (pass_build_alias): Adjust to run always and dump the function.
+ * common.opt (ftree-salias): Hide.
+ * passes.c (init_optimization_passes): Remove
+ pass_create_structure_vars, adjust comment.
+ * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
+ (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
+ * opts.c (decode_options): Do not set flag_tree_salias.
+ (common_handle_option): Add OPT_ftree_salias to the backward
+ compatibility section.
+
+2008-05-08 Richard Guenther <rguenther@suse.de>
+
+ * tree-flow-inline.h (var_can_have_subvars): Move ...
+ * tree-ssa-structalias.c (var_can_have_subvars): ... here.
+ * tree-flow.h (var_can_have_subvars): Remove.
+ (push_fields_onto_fieldstack): Remove.
+ (sort_fieldstack): Likewise.
+ (struct fieldoff): Move ...
+ * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
+ alias_set and base_for_components fields.
+ (sort_fieldstack): Make static.
+ (push_fields_onto_fieldstack): Likewise. Remove code that
+ handles anything but RECORD_TYPEs. Remove alias_set and
+ base_for_components handling.
+ (create_variable_info_for): Adjust.
+
+2008-05-08 Seongbae Park <seongbae.park@gmail.com>
+
+ * common.opt (Wframe-larger-than=): Shorten the help message
+ to one line.
+ * doc/invoke.texi (Wframe-larger-than=): Add more description.
+
+2008-05-08 Rafael Espíndola <espindola@google.com>
+
+ * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
+ trap.
+ * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
+ trap and that both operands are gimple values.
+ (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
+ * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
+ is a fp operation.
+
+2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * read-rtl.c (join_c_conditions): Return the first string if the
+ two strings are equal.
+
+2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * gensupport.h (pred_data): Add a "num_codes" field.
+ (add_predicate_code): Declare.
+ * gensupport.c (add_predicate_code): New function.
+ (std_pred_table): Add an "allows_const_p" field.
+ (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
+ Remove the (incomplete) list of such codes from the codes field.
+ (init_predicate_table): Use add_predicate_code. Add all
+ RTX_CONST_OBJs if allows_const_p is true.
+ * genrecog.c (process_define_predicate): Use add_predicate_code.
+
+2008-05-08 David Daney <ddaney@avtrex.com>
+ Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
+ special case of constant zero operands.
+ * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
+ old and new values. Special case constant zero values.
+ * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
+ fails.
+ (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
+ (MIPS_COMPARE_AND_SWAP_12_0): New macro.
+
+2008-05-08 Paolo Bonzini <bonzini@gnu.org>
+
+ PR target/36090
+ * simplify-rtx.c (simplify_plus_minus): Create CONST of
+ similar RTX_CONST_OBJ before CONST_INT.
+
+2008-05-08 Steve Ellcey <sje@cup.hp.com>
+
+ * stmt.c (expand_stack_restore): Change sa mode if needed.
+
+2008-05-08 Richard Guenther <rguenther@suse.de>
+
+ * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
+ return type to bool.
+ (ix86_sol10_return_in_memory): Likewise.
+ (ix86_i386elf_return_in_memory): Likewise.
+ (ix86_i386interix_return_in_memory): Likewise.
+ * config/i386/i386.c (ix86_return_in_memory): Likewise.
+ (ix86_sol10_return_in_memory): Likewise.
+ (ix86_i386elf_return_in_memory): Likewise.
+ (ix86_i386interix_return_in_memory): Likewise.
+
+2008-05-08 Kai Tietz <kai.tietz@onevision.com>
+
+ PR bootstrap/36180
+ * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
+ fndecl argument.
+ (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
+ * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
+ declared in front.
+
+2008-05-08 Richard Guenther <rguenther@suse.de>
+
+ * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
+ * tree-data-ref.h (struct dr_alias): Remove subvars field.
+ (DR_SUBVARS): Remove.
+ * tree-dfa.c (dump_subvars_for): Remove.
+ (debug_subvars_for): Likewise.
+ (dump_variable): Do not dump subvars.
+ (remove_referenced_var): Do not remove subvars.
+ * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
+ (lookup_subvars_for_var): Remove.
+ (get_subvars_for_var): Likewise.
+ (get_subvars_at): Likewise.
+ (get_first_overlapping_subvar): Likewise.
+ (overlap_subvar): Likewise.
+ * tree-flow.h (subvar_t): Remove.
+ (struct var_ann_d): Remove subvars field.
+ * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
+ argument. Remove special handling of SFTs.
+ (compute_tag_properties): Likewise.
+ (set_initial_properties): Likewise.
+ (compute_call_clobbered): Likewise.
+ (count_mem_refs): Likewise.
+ (compute_memory_partitions): Likewise.
+ (compute_flow_insensitive_aliasing): Likewise.
+ (setup_pointers_and_addressables): Likewise.
+ (new_type_alias): Likewise.
+ (struct used_part): Remove.
+ (used_portions): Likewise.
+ (struct used_part_map): Likewise.
+ (used_part_map_eq): Likewise.
+ (used_part_map_hash): Likewise.
+ (free_used_part_map): Likewise.
+ (up_lookup): Likewise.
+ (up_insert): Likewise.
+ (get_or_create_used_part_for): Likewise.
+ (create_sft): Likewise.
+ (create_overlap_variables_for): Likewise.
+ (find_used_portions): Likewise.
+ (create_structure_vars): Likewise.
+ * tree.def (STRUCT_FIELD_TAG): Remove.
+ * tree.h (MTAG_P): Adjust.
+ (struct tree_memory_tag): Remove base_for_components and
+ unpartitionable flags.
+ (struct tree_struct_field_tag): Remove.
+ (SFT_PARENT_VAR): Likewise.
+ (SFT_OFFSET): Likewise.
+ (SFT_SIZE): Likewise.
+ (SFT_NONADDRESSABLE_P): Likewise.
+ (SFT_ALIAS_SET): Likewise.
+ (SFT_UNPARTITIONABLE_P): Likewise.
+ (SFT_BASE_FOR_COMPONENTS_P): Likewise.
+ (union tree_node): Remove sft field.
+ * alias.c (get_alias_set): Remove special handling of SFTs.
+ * print-tree.c (print_node): Remove handling of SFTs.
+ * tree-dump.c (dequeue_and_dump): Likewise.
+ * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
+ * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
+ * tree-predcom.c (set_alias_info): Do not set subvars.
+ * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
+ * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
+ * tree-ssa-operands.c (access_can_touch_variable): Likewise.
+ (add_vars_for_offset): Remove.
+ (add_virtual_operand): Remove special handling of SFTs.
+ (add_call_clobber_ops): Likewise.
+ (add_call_read_ops): Likewise.
+ (get_asm_expr_operands): Likewise.
+ (get_modify_stmt_operands): Likewise.
+ (get_expr_operands): Likewise.
+ (add_to_addressable_set): Likewise.
+ * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
+ * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
+ * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
+ * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
+ (tree_code_size): Remove STRUCT_FIELD_TAG handling.
+ (tree_node_structure): Likewise.
+ * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
+ handling of SFTs.
+ (find_what_p_points_to): Likewise.
+
+2008-05-08 Sa Liu <saliu@de.ibm.com>
+
+ * config/spu/spu.md: Fixed subti3 pattern.
+
+2008-05-08 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/36154
+ * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
+ sure to create a representative for trailing arrays for PTA.
+
+2008-05-08 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/36172
+ * fold-const.c (operand_equal_p): Two objects which types
+ differ in pointerness are not equal.
+
+2008-05-08 Kai Tietz <kai.tietz@onevision.com>
+
+ * calls.c (compute_argument_block_size): Add argument tree fndecl.
+ (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
+ (emit_library_call_value_1): Add new variable fndecl initialized by
+ NULL_TREE. It should be the decl type of orgfun, but this information
+ seems not to be available here, so it uses the default calling abi.
+ * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
+ * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
+ by TARGET_RETURN_IN_MEMORY.
+ * config/i386/i386-interix.h: Likewise.
+ * config/i386/i386.h: Likewise.
+ * config/i386/i386elf.h: Likewise.
+ * config/i386/ptx4-i.h: Likewise.
+ * config/i386/sol2-10.h: Likewise.
+ * config/i386/sysv4.h: Likewise.
+ * config/i386/vx-common.h: Likewise.
+ * config/cris/cris.h: Removed #if 0 clause.
+ * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
+ * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
+ argument.
+ (ix86_sol10_return_in_memory): Likewise.
+ (ix86_i386elf_return_in_memory): New.
+ (ix86_i386interix_return_in_memory): New.
+ * config/mt/mt-protos.h (mt_return_in_memory): New.
+ * config/mt/mt.c: Likewise.
+ * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
+ (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
+ * config/bfin/bfin.h: Likewise.
+ * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
+ argument.
+ * config/bfin/bfin.c: Likewise.
+ * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
+ * config/alpha/unicosmk.h: Likewise.
+ * config/i386/cygming.h: Likewise.
+ * config/iq2000/iq2000.h: Likewise.
+ * config/mips/mips.h: Likewise.
+ * config/mn10300/mn10300.h: Likewise.
+ * config/rs6000/rs6000.h: Likewise.
+ * config/score/score.h: Likewise.
+ * config/spu/spu.h: Likewise.
+ * config/v850/v850.h: Likewise.
+ * defaults.h: Likewise.
+ * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
+ * expr.c (emit_block_move): Adjust use of
+ OUTGOING_REG_PARM_STACK_SPACE.
+ * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
+ OUTGOING_REG_PARM_STACK_SPACE.
+ * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
+
+2008-05-08 Jakub Jelinek <jakub@redhat.com>
+
+ * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
+ on OMP_RETURN for OMP_FOR.
+
+ PR debug/35896
+ * dwarf2out.c (dw_expand_expr, common_check): Removed.
+ (fortran_common): New function.
+ (gen_variable_die): Call fortran_common instead of common_check,
+ adjust for it returning tree instead of rtx. Formatting.
+
+2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR rtl/7335
+ PR rtl/33826
+ * see.c (see_copy_insn): Copy new pure const attributes for new call.
+ * c-decl.c (merge_decls): Ditto.
+ * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
+ to RTL_CONST_OR_PURE_CALL_P.
+ * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
+ Initialized DECL_LOOPING_CONST_PURE.
+ (process_call_operands): Set tree_side_effects properly.
+ * tree.h (TREE_READONLY_DECL_P): Removed.
+ (DECL_IS_PURE): Renamed to DECL_PURE_P.
+ (DECL_LOOPING_OR_CONST_P): New macro.
+ (struct tree_function_decl): Added looping_const_or_pure_p.
+ (ECF_*) Renumbered.
+ (ECF_LOOPING_OR_CONST_P): New macro.
+ * rtlanal.c (pure_const_p): Removed.
+ * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
+ * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
+ to RTL_CONST_CALL_P.
+ * ipa-pure-const.c (pure_const_state_e): Added looping field.
+ (check_decl, check_tree, check_call, scan_function): Initialize
+ looping.
+ (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
+ (static_execute): Set looping true for recursive functions.
+ Undo setting state to IPA_NEITHER for recursive functions.
+ * cse.c (cse_insn):
+ * ifcvt.c (noce_can_store_speculate_p): Changed
+ CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
+ RTL_CONST_OR_PURE_CALL_P.
+ * dse.c (scan_insn): Ditto.
+ * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
+ * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
+ RTL_CONST_OR_PURE_CALL_P.
+ (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
+ pure_call_p to RTL_CONST_CALL_P.
+ * gimplify.c (gimplify_call_expr): Clear side effects for
+ non-looping pure and constant calls.
+ * calls.c (emit_call_1): Set rtl flags from ecf flags.
+ (flags_from_decl_or_type): Set ecf flags from decl flags.
+ (initialize_argument_information): Turn off
+ ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
+ Change const to pure if callee_copies is true rather than just
+ turning off const.
+ (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
+ way of marking pure calls.
+ (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
+ Remove hack that was supposed to fix pr7335 and remove old
+ way of marking pure calls.
+ * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
+ RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
+ * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
+ RTL_CONST_OR_PURE_CALL_P.
+ * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
+ * loop-invariant.c (find_exits, find_invariant_bb): Changed
+ CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
+ * sched-deps.c (schedule_analyze): Ditto.
+ * rtl.h (struct rtx_def): Use call field, unchanging field, and
+ return_val field of calls to represent pure and const function info.
+ (CONST_OR_PURE_CALL_P): Deleted macro.
+ (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
+ RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
+ * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
+ TREE_READONLY.
+ * tree-optimize.c (execute_fixup_cfg): Added test for
+ ECF_LOOPING_CONST_OR_PURE.
+ * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
+ DECL_PURE_P.
+ * tree-cfg.c (update_call_expr_flags): Do not clear tree side
+ effects for looping pure or const calls.
+ (verify_gimple_expr): Added verification code.
+ * config/alpha/alpha.c (alpha_legitimize_address,
+ alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
+ RTL_CONST_CALL_P.
+ * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
+ * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
+ * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
+ * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
+ RTL_CONST_OR_PURE_CALL_P.
+ * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
+ and const calls to be deleted.
+
+2008-05-07 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/35714
+ * config/i386/mmx.md (mmx_subv2sf3): New expander.
+ (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
+ (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
+ (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
+ to handle nonimmediate operands.
+ (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
+ (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
+ to handle nonimmediate operands.
+ (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
+ (mmx_pmulhrwv4hi3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
+ (sse2_umulv1siv1di3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
+ (mmx_eq<mode>3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
+ (mmx_uavgv8qi3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
+ (mmx_uavgv4hi3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+
+ * config/i386/sse.md
+ (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
+ to handle nonimmediate operands.
+ (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
+ to handle nonimmediate operands.
+ (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
+ to handle nonimmediate operands.
+ (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
+ to handle nonimmediate operands.
+ (sse2_unpckhpd_exp): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (sse2_unpcklpd_exp): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
+ to handle nonimmediate operands.
+ (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
+ to handle nonimmediate operands.
+ (*sse2_<plusminus_insn><mode>3): Rename from
+ sse2_<plusminus_insn><mode>3 insn pattern.
+ (sse2_<plusminus_insn><mode>3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
+ (sse2_umulv2siv2di3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
+ (sse4_1_mulv2siv2di3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
+ (sse2_pmaddwd): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
+ (sse2_eq<mode>3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
+ (sse4_1_eqv2di3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
+ (sse2_uavgv16qi3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
+ (sse2_uavgv16qi3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
+ (sse2_uavgv8hi3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
+ (ssse3_pmulhrswv8hi3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
+ (ssse3_pmulhrswv4hi3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+
+ (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
+ (<sse>_vmmul<mode>3): Ditto.
+ (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
+ (divv2df3): Ditto.
+ (ssse3_pmaddubsw128): Use register_operand for operand 1.
+ (ssse3_pmaddubsw): Ditto.
+
+ * config/i386/i386.c (struct_builtin_description)
+ [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
+ [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
+ [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
+ [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
+ [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
+ [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
+ [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
+ [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
+ (ix86_fixup_binary_operands): Assert that src1
+ and src2 must have the same mode when swapped.
+ (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
+ and ix86_binary_operator_ok. Do not force operands in registers
+ when optimizing.
+
+2008-05-07 Jan Hubicka <jh@suse.cz>
+
+ * cgraph.c (dump_cgraph_node): Update.
+ * cgraph.h (cgraph_local_info): Break out inline summary.
+ * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
+ hook.
+ * ipa-inline (inline_summary): New accestor function.
+ (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
+ cgraph_decide_inlining, compute_inline_parameters): Update.
+ * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
+
+2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ Cleanup ColdFire scheduling support and add V4 pipeline model.
+
+ * config/m68k/m68k.md (UNSPEC_TIE): New constant.
+ (define_attr cpu): Add cfv4 value.
+ (define_attr type, define_attr type1): Merge into a single 'type'
+ attribute. Update all uses.
+ (define_attr opx_type, define_attr opy_type, define_attr opx_access):
+ Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
+ Update all uses.
+ (define_attr opx_mem, define_attr opy_mem): Remove.
+ (define_attr op_mem): Clean up, update comment.
+ (define_attr size): Use specific values instead of general int.
+ (define_attr guess, define_attr split): Remove. Update all uses.
+ (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
+ tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
+ movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
+ zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
+ 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
+ floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
+ fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
+ adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
+ add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
+ add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
+ sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
+ sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
+ mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
+ umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
+ mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
+ div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
+ one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
+ bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
+ beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
+ bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
+ symbolic_call_value_jsr, symbolic_call_value_bsr, link):
+ Update or set attributes.
+ (stack_tie): New fake instruction.
+
+ * config/m68k/m68k.h (TUNE_CFV4): New macro.
+ (m68k_sched_attr_size): Update declaration.
+ (m68k_sched_attr_type2): Remove.
+ (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
+ Declare new bypass predicates.
+
+ * config/m68k/m68k.c (m68k_sched_issue_rate,
+ m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
+ implementations.
+ (TARGET_SCHED_ISSUE_RATE,
+ TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
+ (override_options): Handle scheduling for ColdFire V4 core.
+ (m68k_expand_prologue): Emit stack_tie.
+ (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
+ 'OP_TYPE_FPN'. Update all uses.
+ (sched_guess_p): Remove.
+ (sched_address_type): Handle symbolic addresses.
+ (sched_get_operand): New static function.
+ (sched_operand_type): Merge into sched_attr_op_type.
+ (sched_attr_op_type): Handle FP registers, handle quick constants,
+ update.
+ (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
+ (m68k_sched_attr_size): Update. Move logic to ...
+ (sched_get_attr_size_int): New static function.
+ (sched_get_opxy_mem_type): New static function.
+ (m68k_sched_attr_op_mem): Update.
+ (m68k_sched_attr_type2): Remove.
+ (sched_cfv4_bypass_data): New static variable.
+ (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
+ (m68k_sched_issue_rate): Implement scheduler hook.
+ (struct _sched_ib: enabled_p): New field.
+ (m68k_sched_variable_issue): Update. Handle V4.
+ (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
+ sched_dump_class_func_t, sched_dump_split_class,
+ sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
+ sched_dump_dfa_class, m68k_sched_dump): Remove.
+ (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
+ hook.
+ (m68k_sched_init_global): Remove statisctics dumping, introduce
+ sanity check that all instructions have pipeline reservations. Handle
+ ColdFire V4 core.
+ (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
+ Handle ColdFire V4 core.
+ (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
+ New static functions.
+ (m68k_sched_address_bypass_p): New bypass predicate.
+ (sched_get_indexed_address_scale): New static function.
+ (m68k_sched_indexed_address_bypass_p): New bypass predicate.
+
+ * cf.md: Update comments.
+ (define_attr type2): Remove. Use 'type' attribute instead.
+ Update all uses.
+ (cf_ib): Rename to cfv123_ib. Update all uses.
+ (cf_oep): Rename to cfv123_oep. Update all uses.
+ (cf_chr): Rename to cfv123_chr. Update all uses.
+ (cf_mem): Rename to cfv123_mem. Update all uses.
+ (cf_mac): Move to more appropriate place.
+ (cfv123_guess): New automaton and cpu_unit.
+ (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
+ Update uses of 'size' attribute. Handle before reload scheduling.
+ (cfv123_guess): New dummy reservation for unhandled instructions.
+ (cfv4_*): Pipeline description of ColdFire V4 core.
+ (ignore): New reservation to handle 'ignore' type.
+
+2008-05-07 Ian Lance Taylor <iant@google.com>
+
+ PR middle-end/36013
+ * gimplify.c (find_single_pointer_decl_1): Don't look through
+ indirections.
+ (find_single_pointer_decl): Adjust comments.
+
+2008-05-07 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/36137
+ * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
+ STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
+
+ PR middle-end/36106
+ * omp-low.c (expand_omp_atomic_pipeline): Load value using the
+ integral type rather than floating point, then VIEW_CONVERT_EXPR
+ to the floating point type.
+
+2008-05-07 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
+ TFmode op0 to register.
+
+2008-05-07 Alan Modra <amodra@bigpond.net.au>
+
+ * c-decl.c (grokdeclarator): Comment typo.
+
+2008-05-06 Aldy Hernandez <aldyh@redhat.com>
+
+ * tree-flow.h: Remove prototype for computed_goto_p.
+ * tree-cfg.c (computed_goto_p): Make static.
+
+2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/35657
+ * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
+ (contains_aligned_value_p): This. Handle _Decimal128.
+ (ix86_function_arg_boundary): Only align _Decimal128 to its
+ natural boundary and handle it properly.
+
+2008-05-06 Martin Jambor <mjambor@suse.cz>
+
+ * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
+ (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
+ (ipcp_method_set_orig_node): Removed.
+ (ipcp_cval_get_cvalue_type): Removed.
+ (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
+ (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
+ (ipcp_cval_set_cvalue_type): Removed.
+ (ipcp_cval_get_cvalue): Removed.
+ (ipcp_cval_set_cvalue): Removed.
+ (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
+ (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
+ (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
+ (ipcp_cval_meet): Renamed to ipa_lattice_meet
+ (ipcp_cval_changed): Changed to use ipcp_lat_is_const
+ (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
+ (ipcp_get_ith_lattice): Changed parameters.
+ (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
+ (ipcp_lattice_from_jfunc): Changed parameters.
+ (ipcp_redirect): Local lattice pointer instead of lattice type variable.
+ (ipcp_method_cval_print): Added temporary variable info.
+ (ipcp_redirect): Removed already unused local variable caller.
+ (ipcp_redirect): New temporary variable orig_callee_info
+ (ipcp_redirect): Removed newly unused local variable callee.
+ (ipcp_redirect): Removed (a bit confusing) local variable type.
+ (ipcp_insert_stage): Added local variable info.
+ (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
+ renamed too
+ (ipcp_formal_create): Removed.
+ (ipcp_method_cval_set): Removed.
+ (ipcp_propagate_stage): Renamed lattice variables.
+ (ipcp_method_cval_set_cvalue_type): Removed.
+ (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
+ (ipcp_print_all_lattices): Changed printed strings to refer to
+ lattices rather than cvals.
+ (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
+ (ipcp_propagate_const): Changed formal parameters.
+ (build_const_val): Changed formal parameters.
+ (ipcp_insert_stage): Removed useless variable cvalue
+ (build_const_val): Changed formal parameters.
+ (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
+ (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
+ (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
+ (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
+ (ipcp_print_func_profile_counts): Changed string from "method" to
+ "function"
+ (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
+ (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
+ (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
+ (ipcp_structures_print): Renamed to ipcp_print_all_structures
+ (ipcp_profile_print): Renamed to ipcp_print_profile_data
+ (ipcp_lat_is_const): Changed parameters and made inline.
+ (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
+ (ipcp_redirect): Renamed to ipcp_need_redirect_p
+ (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
+ the predicate condition directly
+ (ipcp_propagate_stage): Added local variable args. Removed local
+ variable callee. (Both are mere code simplifications.)
+ (ipcp_method_dont_insert_const): Renamed to
+ ipcp_node_not_modifiable_p.
+ (ipcp_node_not_modifiable_p): Made inline.
+ (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
+ (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
+ (ipcp_print_all_lattices): Removed variable cvalue
+ (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
+ Updated comments.
+
+2008-05-06 Olivier Hainque <hainque@adacore.com>
+
+ * tree-sra.c (try_instantiate_multiple_fields): Early return
+ if field has POINTER_TYPE.
+
+2008-05-06 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
+ by using 'q' specifier for instruction.
+ (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
+
+2008-05-06 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
+ Change mode of zero_extract from QImode to HImode.
+ (sign bit tests peepholes): (Ditto.).
+
+2008-05-06 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/mmx.md: Remove double backslashes from asm templates.
+ (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
+ (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
+ to handle nonimmediate operands.
+ (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
+ (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
+ to handle nonimmediate operands.
+ (*mmx_<code>v2sf3_finite): New insn pattern.
+ (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
+ (mmx_<code>v2sf3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (mmx_<plusminus_insn><mode>3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*mmx_<plusminus_insn><mode>3): New insn pattern.
+ (mmx_add<mode>3): Removed.
+ (mmx_ssadd<mode>3): Ditto.
+ (mmx_usadd<mode>3): Ditto.
+ (mmx_sub<mode>3): Ditto.
+ (mmx_sssub<mode>3): Ditto.
+ (mmx_ussub<mode>3): Ditto.
+ (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
+ (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
+ to handle nonimmediate operands.
+ (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
+ insn pattern.
+ (mmx_smulv4hi3_highpart): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
+ insn pattern.
+ (mmx_umulv4hi3_highpart): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
+ (mmx_<code>v4hi3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
+ (mmx_<code>v8qi3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+ (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
+ (mmx_<code><mode>3): New expander. Use
+ ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
+
+2008-05-05 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/36118
+ * passes.c (pass_init_dump_file): Fix dump header.
+
+2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR middle-end/36141
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
+ VCE for function decls.
+
+2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
+
+2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.md (sat_plusminus): New.
+ (plusminus_insn): Likewise.
+ (plusminus_mnemonic): Likewise.
+ (addsub): Removed.
+ (comm): Add ss_plus, us_plus, ss_minus and us_minus.
+ (*<addsub><mode>3_cc_overflow): Renamed to ...
+ (*<plusminus_insn><mode>3_cc_overflow): This.
+ (*<addsub>si3_zext_cc_overflow): Renamed to ...
+ (*<plusminus_insn>si3_zext_cc_overflow): This.
+
+ * config/i386/sse.md (<addsub><mode>3): Renamed to ...
+ (<plusminus_insn><mode>3): This.
+ (*<addsub><mode>3): Renamed to ...
+ (*<plusminus_insn><mode>3): This.
+ (<sse>_vm<addsub><mode>3): Renamed to ...
+ (<sse>_vm<plusminus_insn><mode>3): This.
+ (sse3_h<addsub>v4sf3): Renamed to ...
+ (sse3_h<plusminus_insn>v4sf3): This.
+ (sse3_h<addsub>v2df3): Renamed to ...
+ (sse3_h<plusminus_insn>v2df3): This.
+ (<plusminus_insn><mode>3): New.
+ (*<plusminus_insn><mode>3): Likewise.
+ (sse2_<plusminus_insn><mode>3): Likewise.
+ (add<mode>): Removed.
+ (*add<mode>3): Likewise.
+ (sse2_ssadd<mode>3): Likewise.
+ (sse2_usadd<mode>3): Likewise.
+ (sub<mode>3): Likewise.
+ (*sub<mode>3): Likewise.
+ (sse2_sssub<mode>3): Likewise.
+ (sse2_ussub<mode>3): Likewise.
+
+2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
+
+ * gthr-single.h: Add in required interface elements as per gthr.h.
+ Add stub types for __gthread_key_t, __gthread_once_t. Add defines
+ for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
+ Generalize UNUSED macro.
+ (__gthread_once): Add.
+ (__gthread_key_create): Add.
+ (__gthread_key_delete): Add.
+ (__gthread_getspecific): Add.
+ (__gthread_setspecific): Add.
+
+2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
+
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
+ the same size types for the indirect reference on the rhs, then
+ create a VCE.
+
+2008-05-05 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md
+ (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
+ one insn template instead of template series.
+ (*xordi_1_rex64): Ditto.
+ (*xordi_2_rex64): Ditto.
+
+2008-05-05 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/36119
+ * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
+ in case of SLP.
+
+2008-06-04 Jan Hubicka <jh@suse.cz>
+
+ tree-optimization/36100
+ * tree-pass.h (pass_O0_always_inline): Declare.
+ * ipa-inline.c (inline_transform): Remove dead code.
+ (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
+ pass_O0_always_inline): New.
+ * passes.c (init_optimization_passes): Add pass_O0_always_inline.
+
+2008-05-04 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
+ mnemonic in this_param move for TARGET_64BIT.
+
+2008-05-04 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
+ (*strmovsi_rex_1): Ditto.
+ (*strsetsi_1): Ditto.
+ (*strsetsi_rex_1): Ditto.
+
+ (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
+ adddicc expanders using SWI mode iterator.
+
+2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/36121
+ * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
+ argument handling.
+
+2008-05-04 David S. Miller <davem@davemloft.net>
+
+ * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
+ (sparc*-*-linux*): Use linux.h in tm_file.
+ (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
+ compiler defaulting to 32-bit.
+ (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
+ no longer needed.
+ * config/sparc/linux.h: Remove definitions now obtained
+ properly from linux.h
+ * config/sparc/linux64.h: Likewise.
+ (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
+ don't want this setting for 32-bit builds in a biarch compiler.
+ * doc/install.texi: Add sparc-linux to list of targets
+ supporting --enable-targets=all.
+
+2008-05-03 Andrew Pinski <pinskia@gmail.com>
+
+ * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
+
+2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
+ after V4SI_FTYPE_V8HI.
+ (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
+ case V4SI_FTYPE_V2DF.
+
+2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * doc/invoke.texi (max-flow-memory-locations): Removed.
+ * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
+
+2008-05-03 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/34973
+ * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
+
+2008-05-02 David S. Miller <davem@davemloft.net>
+
+ * config.gcc (need_64bit_hwint): Document libcpp dependency.
+
+2008-05-02 Simon Baldwin <simonb@google.com>
+
+ PR bootstrap/36108
+ * c-common.h (warn_array_subscript_range): Removed.
+ * c-common.c (warn_array_subscript_range): Ditto.
+ * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
+ * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
+
+2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_special_builtin_type): New.
+ (bdesc_special_args): Likewise.
+ (ix86_expand_special_args_builtin): Likewise.
+ (ix86_init_mmx_sse_builtins): Updated.
+ (ix86_expand_builtin): Updated.
+ (ix86_expand_store_builtin): Removed.
+ (ix86_expand_unop_builtin): Likewise.
+
+ * config/i386/mm3dnow.h (__v2sf): Moved to ...
+ * config/i386/mmintrin.h (__v2sf): Here.
+
+ * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
+ const __v2sf.
+ (_mm_loadl_pi): Likewise.
+ (_mm_storeh_pi): Replace __v2si with __v2sf.
+ (_mm_storel_pi): Likewise.
+
+ * doc/extend.texi: Correct __builtin_ia32_loadhps,
+ __builtin_ia32_loadlps, __builtin_ia32_storehps,
+ __builtin_ia32_storelps, __builtin_ia32_loadhpd and
+ __builtin_ia32_loadlpd.
+
+2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
+ V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
+ (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
+ (ix86_init_mmx_sse_builtins): Updated.
+ (ix86_expand_args_builtin): Likewise.
+ (ix86_expand_builtin): Likewise.
+ (ix86_expand_unop1_builtin): Renamed to ...
+ (ix86_expand_unop_vec_merge_builtin): This.
+
+2008-05-01 Jan Hubicka <jh@suse.cz>
+
+ PR bootstrap/36100
+ * ipa-inline.c (inline_generate_summary): Make static.
+ (inline_transform): Do not call inlining at -O0; make static.
+ * passes.c (execute_todo): Add sanity check.
+ (execute_one_ipa_transform_pass): Execute proper flags.
+
+2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
+ (DECL_NONADDRESSABLE_P): Likewise.
+ * alias.c (record_component_aliases): Fix comment.
+
+2008-05-01 Simon Baldwin <simonb@google.com>
+
+ * c-common.h (warn_array_subscript_range): New function.
+ * c-common.c (warn_array_subscript_range): Ditto.
+ * tree-vrp.c (check_array_ref): Corrected code to agree with
+ comment, ignoring only arrays of size 0 or size 1.
+ * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
+
+2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_builtin_type): Replace
+ DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
+ (bdesc_args): Updated.
+ (ix86_init_mmx_sse_builtins): Likewise.
+ (ix86_expand_args_builtin): Likewise.
+
+ * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
+ with __v1di.
+
+ * doc/extend.texi: Correct __builtin_ia32_palignr.
+
+2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/36095
+ * config/i386/i386.c (bdesc_crc32): Removed.
+ (ix86_expand_crc32): Likewise.
+ (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
+ V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
+ V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
+ UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
+ UINT_FTYPE_UINT_UCHAR.
+ (bdesc_args): Updated. Add crc32 builtins.
+ (ix86_init_mmx_sse_builtins): Updated.
+ (ix86_expand_args_builtin): Updated to support subreg.
+
+ * doc/extend.texi: Correct __builtin_ia32_crc32di.
+
+2008-05-01 Jan Hubicka <jh@suse.cz>
+
+ * tree-pass.h (opt_pass): Add IPA_PASS.
+ (varpool_node, cgraph_node): Forward declare.
+ (ipa_opt_pass): Define.
+ (pass_ipa_inline): Turn into ipa_opt_pass.
+ (pass_apply_inline): Remove.
+ * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
+ (apply_inline): Turn into ....
+ (inline_transform): ... this one.
+ (inline_generate_summary): New function.
+ (pass_apply_inline): Remove.
+ * function.h (ipa_opt_pass): Forward declare structure; typedef;
+ vector.
+ (struct function): Add ipa_transforms_to_apply.
+ * passes.c (register_one_dump_file): Work on IPA_PASS.
+ (init_optimization_passes): Remove pass_inline_parameters and
+ pass_apply_inline.
+ (pass_init_dump_file, pass_fini_dump_file): Break out from ....
+ (execute_one_pass) ... here; apply transforms when possible.
+ (add_ipa_transform_pass, execute_ipa_summary_asses,
+ execute_one_ipa_transform_pass): New.
+ (execute_ipa_pass_list): Update for IPA_PASS type.
+
+2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_builtin_type): Add
+ V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
+ V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
+ (bdesc_args): Add SSE4a builtins.
+ (ix86_init_mmx_sse_builtins): Updated.
+ (ix86_expand_args_builtin): Likewise.
+ (ix86_expand_builtin): Likewise.
+
+2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_builtin_type): Add
+ V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
+ V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
+ V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
+ V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
+ V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
+ V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
+ V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
+ V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
+ and DI_FTYPE_DI_DI_INT.
+ (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
+ (ix86_init_mmx_sse_builtins): Updated.
+ (ix86_expand_args_builtin): Likewise.
+ (ix86_expand_builtin): Likewise.
+ (ix86_expand_binop_imm_builtin): Removed.
+
+ * doc/extend.texi: Correct __builtin_ia32_palignr128.
+
+2008-04-30 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/32921
+ * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
+
+2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * config/arm/arm.c (arm_unwind_emit): Use
+ crtl->all_throwers_are_sibcalls instead of
+ cfun->all_throwers_are_sibcalls.
+ (arm_output_fn_unwind): Likewise.
+ * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
+ instead of cfun->uses_pic_offset_table.
+ (frv_expand_prologue): Likewise.
+ (frv_frame_pointer_required): Likewise.
+ (frv_expand_fdpic_call): Likewise.
+ (frv_emit_movsi): Likewise.
+ * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
+ cfun->returns_pcc_struct instead of
+ current_function_returns_pcc_struct.
+ * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
+ instead of cfun->calls_eh_return.
+ (m32c_pushm_popm): Likewise.
+ * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
+ "extern" declaration.
+
+2008-04-30 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/21636
+ * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
+ constant address.
+ (evaluate_stmt): Print the likely value.
+ (ccp_visit_stmt): Avoid excessive vertical spacing.
+
+2008-04-30 Rafael Espíndola <espindola@google.com>
+
+ * builtins.c (fold_call_expr): Return realret.
+ * tree-ssa-threadedge.c
+ (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
+ __builtin_object_size.
+
+2008-04-30 Seongbae Park <seongbae.park@gmail.com>
+
+ * gcc.c (wrapper_string): New variable.
+ (insert_wrapper): New function.
+ (execute): New option -wrapper.
+ * doc/invoke.texi (Overall Options): New driver option -wrapper.
+
+2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
+ config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
+ config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
+ from...
+ * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
+ * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
+ config/rs6000/e500crtres64gprctr.asm,
+ config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
+ config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
+ config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
+ config/rs6000/e500crtsav64gprctr.asm,
+ config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
+ config/rs6000/e500crtsavg64gprctr.asm: New files.
+ * config/rs6000/t-ppccomm: Add build rules for new files.
+ (LIB2FUNCS_STATIC_EXTRA): Add new files.
+ * config/rs6000/t-netbsd: Add build rules for new files.
+ (LIB2FUNCS_STATIC_EXTRA): New variable.
+ * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
+ (CRTSAVRES_DEFAULT_SPEC): Likewise.
+ * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
+
+2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_builtin_type): Add
+ FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
+ V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
+ V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
+ V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
+ V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
+ V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
+ V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
+ V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
+ V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
+ V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
+ V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
+ V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
+ V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
+ V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
+ V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
+ V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
+ V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
+ V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
+ V1DI_FTYPE_V2SI_V2SI.
+ (bdesc_2arg): Moved to ...
+ (bdesc_args): Here.
+ (ix86_init_mmx_sse_builtins): Updated.
+ (ix86_expand_args_builtin): Updated. Take a pointer
+ to const struct builtin_description. Handle comparison
+ builtin functions.
+ (ix86_expand_sse_compare): Take a new argument for swapping operands.
+ (ix86_expand_builtin): Updated.
+
+ * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
+ (ssse3_pmaddubsw128): This.
+ (ssse3_pmaddubswv4hi3): Renamed to ...
+ (ssse3_pmaddubsw): This.
+
+ * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
+ (__builtin_ia32_packssdw128): Likewise.
+ (__builtin_ia32_packuswb128): Likewise.
+ (__builtin_ia32_pmaddubsw): Likewise.
+ (__builtin_ia32_pmaddubsw128): Likewise.
+
+2008-04-30 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/14847
+ * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
+ (recognize_bits_test): Use it.
+ (recognize_single_bit_test): Likewise.
+
+2008-04-30 Martin Jambor <mjambor@suse.cz>
+
+ * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
+ instead of setting number of formal parameters to zero.
+ (ipcp_init_stage): Do not set the number of actual parameters to zero
+ either.
+ (ipcp_propagate_stage): Explicitly skipping all calls to nodes
+ which are called with variable number of arguments.
+ (ipcp_insert_stage): Explicitely skipping all nodes which are
+ called with variable number of arguments.
+ (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
+ number of parameters.
+
+ * ipa-prop.h (struct ipa_node_params): Added flag
+ called_with_var_arguments
+ (ipa_set_param_count): Added. Changed sole setter to use it.
+ (ipa_get_param_count): Added. All readers of param_count
+ converted to use it instead.
+ (ipa_set_called_with_variable_arg): Added.
+ (ipa_is_called_with_var_arguments): Added.
+ (ipa_get_ith_param): Added. All readers of param_decls converted
+ to use it instead.
+ (ipa_set_cs_argument_count): Added, sole writer to argument_count
+ changed to use it.
+ (ipa_get_cs_argument_count): Added, all readers of argument_count
+ changed to cal it.
+ (ipa_get_ith_jump_func): Added. Accessors of jump values changed
+ to use it.
+
+ * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
+ (struct ipcp_lattice): Renamed cval_type to type
+ (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
+
+ * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
+ (ipcp_cval_set_cvalue): Changed type of parameter value to tree
+ (ipcp_insert_stage): Changed the type of variable cvalue to tree
+ (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
+ (build_const_val): Changed the type of parameter cvalue to tree
+ (ipcp_propagate_const): Changed the type of parameter cvalue to tree
+ (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
+
+ * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
+ constant
+
+ * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
+ (ipa_methodlist_not_empty): Removed, the sole user now checks directly
+ (ipa_add_method): Renamed to ipa_push_func_to_list
+ (ipa_remove_method): Renamed to ipa_pop_func_from_list
+ (ipa_callsite_param_count): Removed.
+ (ipa_callsite_param_count_set): Removed.
+ (ipa_callsite_param): Removed.
+ (ipa_callsite_callee): Removed.
+ (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
+ (ipa_callsite_compute_count): Renamed to ipa_count_arguments
+ (ipa_method_formal_count): Removed.
+ (ipa_method_formal_count_set): Removed.
+ (ipa_method_get_tree): Removed.
+ (ipa_method_tree_map_create): Removed.
+ (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
+ (ipa_create_param_decls_array): Creates the array itself
+ (ipa_create_param_decls_array): Temporary variable info instead of
+ a few dereferences.
+ (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
+ (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
+ (get_type): Removed.
+ (ipa_jf_get_info_type): Removed.
+ (ipa_node_create): Renamed to ipa_create_node_params
+ (ipa_free): Renamed to ipa_free_all_node_params
+ (ipa_nodes_create): Renamed to ipa_create_all_node_params
+ (ipa_edges_create): Renamed to ipa_create_all_edge_args
+ (ipa_edges_free): Renamed to ipa_free_all_edge_args
+ (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
+ (ipa_free_all_node_params): Deallocation to jump_functions moved to
+ ipa_free_all_edge_args
+ (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
+ (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
+ (ipa_create_methodlist_node): Removed.
+ (ipa_methodlist_method): Removed.
+ (ipa_methodlist_method_set): Removed.
+ (ipa_methodlist_next_method): Removed.
+ (ipa_methodlist_next_method_set): Removed.
+ (ipa_method_is_modified): Removed.
+ (ipa_method_modify_create): Removed.
+ (ipa_method_modify_init): Temporary variable info instead of a few
+ dereferences.
+ (ipa_detect_param_modifications): Temporary variable info instead of
+ a few dereferences.
+ (ipa_compute_jump_functions): Temporary variable info instead of
+ a few dereferences.
+ (ipa_method_modify_set): Removed.
+ (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
+ (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
+ than craph_node as the first parameter.
+ (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
+ (ipa_method_modify_init): Removed.
+ (ipa_compute_jump_functions): Added a temp variable instead of
+ repeatadly dereferencing the cgraph_edge.aux pointer
+ (ipa_callsite_param_set_type): Removed.
+ (ipa_compute_jump_functions): i renamed to index and moved to
+ an inner block
+ (ipa_callsite_param_set_info_type_formal): Removed.
+ (ipa_callsite_param_set_info_type): Removed.
+ (ipa_callsite_param_map_create): Removed.
+ (ipa_callsite_tree): Removed.
+ (ipa_callsite_caller): Removed.
+ (ipa_pop_func_from_list): return_method removed to return_func
+
+ * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
+ prefixed all values with IPA_. Changed all users.
+ (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
+ CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
+ and FORMAL_IPATYPE IPA_PASS_THROUGH.
+ (union parameter_info): Renamed to jump_func_value.
+ (union jump_func_value): Renamed value to constant
+ (struct ipa_jump_func): Renamed info_type to value
+ (struct ipa_node): Renamed to ipa_node_params
+ (struct ipa_node_params): Renamed ipa_arg_num to param_count
+ (struct ipa_node_params): Renamed ipa_param_tree to param_decls
+ (struct ipa_node_params): Renamed ipa_mod to modified_flags
+ (struct ipa_edge): Renamed to ipa_edge_args
+ (struct ipa_edge_args): Renamed ipa_param_num to argument_count
+ (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
+ (struct ipa_methodlist): Renamed to ipa_func_list
+ (struct ipa_func_list): method_p renamed to node, next_method
+ renamed to next
+ (ipa_methodlist_p): Removed, switched all users to struct pointer
+ (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
+
+2008-04-30 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
+ (rs6000_emit_epilogue): Use backchain to restore only when we
+ have a large frame. Make use of frame pointer to restore if we
+ have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
+
+2008-04-29 Paolo Bonzini <bonzini@gnu.org>
+
+ * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
+ Add mode to zero_extract.
+ (sign bit tests peepholes): (Ditto.).
+
+2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_builtins): Replace Prescott New
+ Instructions in comments with SSE3.
+ (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
+ INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
+ INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
+ V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
+ V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
+ V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
+ V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
+ V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
+ V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
+ V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
+ V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
+ V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
+ (bdesc_sse_args): Renamed to ...
+ (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
+ IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
+ IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
+ IX86_BUILTIN_FABSQ.
+ (bdesc_1arg): Moved to ...
+ (bdesc_args): Here.
+ (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
+ Instructions in comments with SSE3.
+ (ix86_expand_sse_operands_builtin): Renamed to ...
+ (ix86_expand_args_builtin): This. Updated.
+ (ix86_expand_unop1_builtin): Update comments.
+ (ix86_expand_builtin): Updated.
+
+2008-04-29 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36078
+ * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
+ Update virtual SSA form after cleaning up the CFG.
+
+2008-04-29 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/15255
+ * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
+
+2008-04-29 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
+ (compute_may_aliases): Do not call finalize_ref_all_pointers.
+ (compute_flow_insensitive_aliasing): Do not treat
+ PTR_IS_REF_ALL pointers special.
+ (get_smt_for): Likewise.
+ (may_alias_p): Re-structure.
+ (is_escape_site): A ref-all pointer conversion is not an escape site.
+ * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
+ PTR_IS_REF_ALL pointers special.
+ * tree-ssa-structalias.h (struct alias_info): Remove
+ ref_all_symbol_mem_tag field.
+ (PTR_IS_REF_ALL): Remove.
+
+2008-04-29 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/36077
+ * fold-const.c (extract_muldiv_1): In combining division constants
+ make sure to never overflow.
+
+2008-04-29 Nick Clifton <nickc@redhat.com>
+
+ * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
+
+2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR bootstrap/35169
+ * optc-gen.awk: Work around HP-UX/IA awk bug.
+
+2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
+ 2008-04-25 commit.
+
+2008-04-28 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/36073
+ * config/i386/i386.md
+ (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
+ Change operand 1 predicate to nonimmediate_operand.
+
+2008-04-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/36060
+ * dwarf2out.c (struct die_struct): Mark as chain_circular through
+ die_sub field.
+ * gengtype.c (walk_type, write_func_for_structure): Handle
+ chain_circular.
+ * doc/gty.texi: Document chain_circular.
+
+2008-04-28 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36066
+ * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
+ SCEV and loop.
+
+2008-04-28 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/36064
+ * config/i386/i386.md
+ (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
+ Use match_scratch instead of match_operand for operands 3 and 4.
+
+2008-04-27 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/18754
+ PR tree-optimization/34223
+ * tree-pass.h (pass_complete_unrolli): Declare.
+ * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
+ loop size before and after unconditionally of UL_NO_GROWTH in effect.
+ Rewrite loop into loop closed SSA form if it is not already.
+ (tree_unroll_loops_completely): Re-structure to iterate over
+ innermost loops with intermediate CFG cleanups.
+ Unroll outermost loops only if requested or the code does not grow
+ doing so.
+ * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
+ loops are available.
+ (tree_vectorize): Instead do so here.
+ (tree_complete_unroll): Also unroll outermost loops.
+ (tree_complete_unroll_inner): New function.
+ (gate_tree_complete_unroll_inner): Likewise.
+ (pass_complete_unrolli): New pass.
+ * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
+ uses outside of the loop.
+ (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
+ form if it is available.
+ * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
+ * passes.c (init_optimization_passes): Schedule complete inner
+ loop unrolling pass before the first CCP pass after final inlining.
+
+2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
+
+ * targhooks.h (default_emutls_var_fields,
+ default_emutls_var_init): Declare.
+ * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
+ * target.h (struct gcc_target): Add struct emutls member.
+ * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
+ TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
+ TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
+ TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
+ TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
+ TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
+ (TARGET_INITIALIZER): Add TARGET_EMUTLS.
+ * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
+ BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
+ * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
+ emit debug information.
+ * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
+ * varasm.c: Include targhooks.h.
+ (emutls_object_section, emutls_tmpl_section): New.
+ (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
+ (EMUTLS_SEPARATOR): New.
+ (prefix_name): New.
+ (get_emutls_object_name): New.
+ (default_emutls_var_fields): New, broken out of ...
+ (get_emutls_object_type): ... here. Adjust to use target hooks.
+ (get_emutls_init_templ_addr): Adjust to use target hooks.
+ (emutls_decl): Adjust to use target hooks.
+ (emutls_finish): Likewise.
+ (default_emutls_var_init): New, broken out of ...
+ (assemble_variable): ... here. Adjust to use target hooks.
+ * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
+ SECCAT_EMUTLS_TMPL.
+ * c-common.c (handle_section_attribute): Prevent overriding
+ sections for emulated tls with special sections.
+ * config/i386/i386.c (x86_64_elf_select_section): Add
+ SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
+ (x86_64_elf_unique_section): Likewise.
+ * config/vxworks.c: Include tree.h.
+ (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
+ (vxworks_override_options): Set TLS scheme.
+ * doc/tm.texi (Emulated TLS): New node.
+
+2008-04-26 Simon Baldwin <simonb@google.com>
+
+ PR c/35652
+ * builtins.c (c_strlen): Suppressed multiple warnings that can occur
+ with propagated string constants.
+
+2008-04-26 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
+ constraint for operand 2 when operand 0 is memory operand.
+ (fix_truncdi_i387_with_temp): Use 'X' constraint for operand 4 when
+ operand 0 is memory operand.
+ (fix_trunc<mode>_i387_with_temp): Ditto.
+ (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
+ operand 2 when operand 1 is memory operand.
+ (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
+ (*floatsi<mode>2_vector_sse_with_temp): Ditto.
+ (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
+ (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
+ (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
+ operands 2,3 and 4 when operand 1 is memory operand.
+ (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
+ is memory operand.
+ (fistdi2_floor_with_temp): Ditto.
+ (fist<mode>2_floor_with_temp): Ditto.
+ (fistdi2_ceil_with_temp): Ditto.
+ (fist<mode>2_ceil_with_temp): Ditto.
+ (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
+
+2008-04-26 David Daney <ddaney@avtrex.com>
+
+ * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
+ unspec_volitile.
+ (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
+ UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
+ UNSPEC_UPDATE_GOT_VERSION): Renumber.
+ (sync_compare_and_swap<mode>): New expand for QI and HI modes.
+ (compare_and_swap_12): New insn.
+ * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
+ * config/mips/mips.c (mips_force_binary): New function.
+ (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
+ (mips_expand_compare_and_swap_12): New function.
+ * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
+
+2008-04-25 Jan Hubicka <jh@suse.cz>
+
+ PR testsuite/35843
+ * cfgexpand.c (pass_expand): Turn into RTL pass.
+ * passes.c (execute_one_pass): Do pass typechecking after execution.
+ * tree-pass.h (pass_expand): Turn into RTL pass.
+
+ * function.h (struct rtl_data): Move here fields
+ accesses_prior_frames, calls_eh_return, saves_all_registers,
+ has_nonlocal_goto, has_asm_statement, is_thunk,
+ all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
+ uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
+ arg_pointer_save_area_init from struct function; turn into bool.
+ (struct function): Move
+ calls_eh_return, saves_all_registers, has_nonlocal_goto,
+ has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
+ profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
+ tail_call_emit, arg_pointer_save_area_init
+ into struct rtl_data. Remove recursive_call_emit and gimplified flags.
+ (current_function_returns_struct, current_function_returns_pcc_struct,
+ current_function_calls_setjmp, current_function_calls_alloca,
+ current_function_accesses_prior_frames,
+ current_function_calls_eh_return, current_function_is_thunk,
+ current_function_stdarg, current_function_profile,
+ current_function_limit_stack, current_function_uses_pic_offset_table,
+ current_function_uses_const_pool, current_function_has_nonlocal_label,
+ current_function_saves_all_registers,
+ current_function_has_nonlocal_goto,
+ current_function_has_asm_statement): Remove accesor macros.
+ * ra-conflict.c (global_conflicts): Update.
+ * tree-tailcall.c (suitable_for_tail_opt_p): Update.
+ (suitable_for_tail_call_opt_p): Update.
+ * builtins.c (expand_builtin_return_addr): Update.
+ (expand_builtin_setjmp_setup): Update.
+ (expand_builtin_nonlocal_goto): Update.
+ * final.c (final_start_function): Update.
+ (profile_function): Update.
+ (leaf_function_p): Update.
+ (only_leaf_regs_used): Update.
+ * df-scan.c (df_get_exit_block_use_set): Update.
+ * dojump.c (clear_pending_stack_adjust): Update.
+ * tree-stdarg.c (gate_optimize_stdarg): Update.
+ * gimple-low.c (lower_function_body): Update.
+ * global.c (compute_regsets): Update.
+ (global_alloc): Update.
+ * dwarf2out.c (dwarf2out_begin_prologue): Update.
+ * expr.c (expand_assignment): Update.
+ * dse.c (dse_step0): Update.
+ (dse_step1): Update.
+ * c-decl.c (store_parm_decls): Update.
+ * local-alloc.c (combine_regs): Update.
+ (find_free_reg): Update.
+ * function.c (assign_parms_augmented_arg_list): Update.
+ (assign_parm_find_data_types): Update.
+ (assign_parms): Update.
+ (allocate_struct_function): Update.
+ (expand_function_start): Update.
+ (expand_function_end): Update.
+ (get_arg_pointer_save_area): Update.
+ (thread_prologue_and_epilogue_insns): Update.
+ (rest_of_match_asm_constraints): Update.
+ * stor-layout.c (variable_size): Update.
+ * gcse.c (gcse_main): Update.
+ (bypass_jumps): Update.
+ * gimplify.c (gimplify_function_tree): Update.
+ * calls.c (emit_call_1): Update.
+ (expand_call): Update.
+ * bt-load.c (compute_defs_uses_and_gen): Update.
+ * except.c (sjlj_assign_call_site_values): Update.
+ (sjlj_emit_function_enter): Update.
+ (can_throw_external): Update.
+ (set_nothrow_function_flags): Update.
+ (expand_builtin_unwind_init): Update.
+ (expand_eh_return): Update.
+ (convert_to_eh_region_ranges): Update.
+ (output_function_exception_table): Update.
+ * emit-rtl.c (gen_tmp_stack_mem): Update.
+ * cfgexpand.c (expand_used_vars): Update.
+ (tree_expand_cfg): Update.
+ * cfgcleanup.c (rest_of_handle_jump): Update.
+ * explow.c (allocate_dynamic_stack_space): Update.
+ * varasm.c (assemble_start_function): Update.
+ (force_const_mem): Update.
+ (mark_constant_pool): Update.
+ * tree-optimize.c (tree_rest_of_compilation): Update.
+ * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
+ * tree-cfg.c (notice_special_calls): Update.
+ (is_ctrl_altering_stmt): Update.
+ (tree_can_make_abnormal_goto): Update.
+ (tree_purge_dead_abnormal_call_edges): Update.
+ * config/alpha/predicates.md: Update.
+ * config/alpha/alpha.c (alpha_sa_mask): Update.
+ (alpha_sa_size): Update.
+ (alpha_does_function_need_gp): Update.
+ (alpha_expand_prologue): Update.
+ (alpha_start_function): Update.
+ (alpha_output_function_end_prologue): Update.
+ (alpha_expand_epilogue): Update.
+ * config/frv/frv.c (frv_stack_info): Update.
+ (frv_expand_epilogue): Update.
+ * config/s390/s390.c (s390_regs_ever_clobbered): Update.
+ (s390_register_info): Update.
+ (s390_frame_info): Update.
+ (s390_init_frame_layout): Update.
+ (s390_can_eliminate): Update.
+ (save_gprs): Update.
+ * config/spu/spu.c (spu_split_immediate): Update.
+ (need_to_save_reg): Update.
+ (spu_expand_prologue): Update.
+ (spu_expand_epilogue): Update.
+ * config/sparc/sparc.md: Update.
+ * config/sparc/sparc.c (eligible_for_return_delay): Update.
+ (sparc_tls_got): Update.
+ (legitimize_pic_address): Update.
+ (sparc_emit_call_insn): Update.
+ (sparc_expand_prologue): Update.
+ (output_return): Update.
+ (print_operand): Update.
+ (sparc_function_ok_for_sibcall): Update.
+ * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
+ * config/m32r/m32r.md: Update.
+ * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
+ (m32r_compute_frame_size): Update.
+ (m32r_expand_prologue): Update.
+ (m32r_expand_epilogue): Update.
+ (m32r_legitimize_pic_address): Update.
+ * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
+ * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
+ * config/i386/i386.c (ix86_frame_pointer_required): Update.
+ (gen_push): Update.
+ (ix86_save_reg): Update.
+ (ix86_compute_frame_layout): Update.
+ (ix86_expand_prologue): Update.
+ (ix86_expand_epilogue): Update.
+ * config/sh/sh.c (output_stack_adjust): Update.
+ (calc_live_regs): Update.
+ (sh5_schedule_saves): Update.
+ (sh_expand_prologue): Update.
+ (sh_expand_epilogue): Update.
+ (sh_setup_incoming_varargs): Update.
+ (sh_allocate_initial_value): Update.
+ (sh_get_pr_initial_val): Update.
+ * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
+ * config/sh/sh.md (label:): Update.
+ * config/avr/avr.c (out_movhi_mr_r): Update.
+ * config/crx/crx.h (enum): Update.
+ * config/xtensa/xtensa.h (along): Update.
+ * config/stormy16/stormy16.c Update.
+ (xstormy16_compute_stack_layout): Update.
+ * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
+ (fr30_expand_prologue): Update.
+ * config/cris/cris.c (cris_conditional_register_usage): Update.
+ (cris_reg_saved_in_regsave_area): Update.
+ (cris_initial_frame_pointer_offset): Update.
+ (cris_simple_epilogue): Update.
+ (cris_expand_prologue): Update.
+ (cris_expand_epilogue): Update.
+ (cris_expand_pic_call_address): Update.
+ (cris_asm_output_symbol_ref): Update.
+ (cris_asm_output_label_ref): Update.
+ * config/cris/cris.md Update.
+ * config/iq2000/iq2000.c (compute_frame_size): Update.
+ (iq2000_expand_epilogue): Update.
+ * config/mt/mt.h (save_direction): Update.
+ * config/mn10300/mn10300.c (mn10300_function_value): Update.
+ * config/ia64/ia64.c (ia64_compute_frame_size): Update.
+ (ia64_secondary_reload_class): Update.
+ * config/m68k/m68k.c (m68k_save_reg): Update.
+ (m68k_expand_prologue): Update.
+ (m68k_expand_epilogue): Update.
+ (legitimize_pic_address): Update.
+ * config/rs6000/rs6000.c (rs6000_got_register): Update.
+ (first_reg_to_save): Update.
+ (first_altivec_reg_to_save): Update.
+ (compute_vrsave_mask): Update.
+ (compute_save_world_info): Update.
+ (rs6000_stack_info): Update.
+ (spe_func_has_64bit_regs_p): Update.
+ (rs6000_ra_ever_killed): Update.
+ (rs6000_emit_eh_reg_restore): Update.
+ (rs6000_emit_allocate_stack): Update.
+ (rs6000_emit_prologue): Update.
+ (rs6000_emit_epilogue): Update.
+ (rs6000_output_function_epilogue): Update.
+ (output_profile_hook): Update.
+ (rs6000_elf_declare_function_name): Update.
+ * config/rs6000/rs6000.h (rs6000_args): Update.
+ * config/rs6000/rs6000.md: Update.
+ * config/mcore/mcore.c (mcore_expand_prolog): Update.
+ * config/arc/arc.c (arc_output_function_epilogue): Update.
+ * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
+ * config/darwin.c (machopic_function_base_name): Update.
+ * config/score/score3.c (score3_compute_frame_size): Update.
+ (rpush): Update.
+ (rpop): Update.
+ (score3_epilogue): Update.
+ * config/score/score7.c (score7_compute_frame_size): Update.
+ (score7_prologue): Update.
+ (score7_epilogue): Update.
+ * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
+ * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
+ * config/arm/arm.c (use_return_insn): Update.
+ (require_pic_register): Update.
+ (arm_load_pic_register): Update.
+ (arm_compute_save_reg0_reg12_mask): Update.
+ (arm_compute_save_reg_mask): Update.
+ (thumb1_compute_save_reg_mask): Update.
+ (output_return_instruction): Update.
+ (arm_output_function_prologue): Update.
+ (arm_output_epilogue): Update.
+ (arm_get_frame_offsets): Update.
+ (arm_expand_prologue): Update.
+ (thumb_pushpop): Update.
+ (thumb_exit): Update.
+ (thumb1_expand_prologue): Update.
+ (thumb1_expand_epilogue): Update.
+ (arm_unwind_emit): Update.
+ (arm_output_fn_unwind): Update.
+ * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
+ * config/arm/arm.md: Update.
+ * config/pa/pa.md: Update.
+ * config/pa/pa.c (legitimize_pic_address): Update.
+ (compute_frame_size): Update.
+ (hppa_expand_prologue): Update.
+ (hppa_expand_epilogue): Update.
+ (borx_reg_operand): Update.
+ * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
+ (HARD_REGNO_RENAME_OK): Update.
+ * config/mips/mips.c (mips_global_pointer): Update.
+ (mips_save_reg_p): Update.
+ (mips_compute_frame_info): Update.
+ (mips_frame_pointer_required): Update.
+ (mips_expand_prologue): Update.
+ (mips_expand_epilogue): Update.
+ (mips_can_use_return_insn): Update.
+ (mips_reorg_process_insns): Update.
+ * config/v850/v850.c (compute_register_save_size): Update.
+ * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
+ * config/mmix/mmix.c (along): Update.
+ (mmix_expand_epilogue): Update.
+ * config/bfin/bfin.c (legitimize_pic_address): Update.
+ (must_save_p): Update.
+ (stack_frame_needed_p): Update.
+ (add_to_reg): Update.
+ (bfin_expand_prologue): Update.
+ * stmt.c (expand_asm_operands): Update.
+ * reload1.c (reload): Update.
+ (init_elim_table): Update.
+
+2008-04-25 Bob Wilson <bob.wilson@acm.org>
+
+ * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
+
+2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
+ (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
+ (mov<mode>): Removed.
+ (*movv4sf_internal): Likewise.
+ (*movv2df_internal): Likewise.
+
+2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
+
+ * config.gcc (crx-*-elf): Remove deprecation.
+
+2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/cygming-crtend.c (register_frame_ctor): Register
+ __gcc_deregister_frame with atexit.
+ (deregister_frame_dtor): Remove.
+
+2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
+ Nathan Sidwell <nathan@codesourcery.com>
+
+ * config/rs6000/rs6000.opt (mspe): Remove Var property.
+ (misel): Likewise.
+ * config/rs6000/rs6000.h (rs6000_spe): Declare.
+ (rs6000_isel): Likewise.
+ * config/rs6000/rs6000.c (rs6000_spe): New variable.
+ (rs6000_isel): New variable.
+ (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
+
+2008-04-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/35758
+ * c-common.c (handle_vector_size_attribute): Call
+ lang_hooks.types.reconstruct_complex_type instead of
+ reconstruct_complex_type.
+ * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
+ * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
+ * langhooks.h (struct lang_hooks_for_types): Add
+ reconstruct_complex_type hook.
+ * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
+ (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
+
+2008-04-24 Richard Guenther <rguenther@suse.de>
+
+ * c-common.h (check_builtin_function_arguments): Declare.
+ * c-common.c (validate_nargs): New function.
+ (check_builtin_function_arguments): Likewise.
+ * c-typeck.c (build_function_call): Call
+ check_builtin_function_arguments.
+ * builtins.c (fold_builtin_classify): Remove error reporting code.
+ (fold_builtin_unordered_cmp): Likewise.
+ (fold_builtin_1): Likewise.
+ (fold_builtin_n): Likewise.
+
+2008-04-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/36008
+ * fold-const.c (try_move_mult_to_index): If s == NULL, divide
+ the original op1, rather than delta by step.
+
+2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
+ Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-parloops.c (take_address_of, eliminate_local_variables_1,
+ eliminate_local_variables_stmt, eliminate_local_variables,
+ separate_decls_in_loop_name, separate_decls_in_loop_stmt,
+ separate_decls_in_loop, gen_parallel_loop): Make them work on a region
+ of code delimited by two edges in the CFG.
+ (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
+ (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
+ (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
+ the case of parallelisation of reductions.
+ (expr_invariant_in_region_p): New.
+
+ * tree-flow.h (gather_blocks_in_sese_region): Declared.
+ * tree-cfg.c (gather_blocks_in_sese_region): Extern.
+
+2008-04-24 Ira Rosen <irar@il.ibm.com>
+ Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/36034
+ * tree-vect-analyze.c (vect_analyze_group_access): SLP is
+ incapable of dealing with loads with gaps.
+
+2008-04-24 Rafael Espíndola <espindola@google.com>
+
+ * tree-flow.h (vrp_evaluate_conditional): Change signature.
+ * tree-ssa-propagate.c (fold_predicate_in): Update call to
+ vrp_evaluate_conditional.
+ * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
+ (vrp_evaluate_conditional): Split the cond argument.
+ (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
+ (simplify_stmt_for_jump_threading): Update call to
+ vrp_evaluate_conditional.
+
+2008-04-24 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/35982
+ * tree-vect-analyze.c (vect_check_interleaving): Check that the
+ interleaved data-refs are of the same type.
+
+2008-04-24 Danny Smith <dannysmith@users.net>
+
+ * c-format.c (check_format_info_main): Use strncmp rather than a
+ magic prefix to handle multichar length specs.
+ * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
+ Don't prefix "I64" and "I32" with '\0'.
+
+2008-04-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/36015
+ * config/i386/i386.c (init_cumulative_args): Don't pass anything
+ in registers for -m32 only if stdarg_p (fntype).
+
+2008-04-24 Uros Bizjak <ubizjak@gmail.com>
+
+ PR rtl-optimization/36006
+ * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
+ temp to op0 in order to avoid invalid rtx sharing.
+
+2008-04-23 Paolo Bonzini <bonzini@gnu.org>
+
+ * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
+ check TREE_INVARIANT.
+ * tree-gimple.c (is_gimple_address): New.
+ (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
+ * tree-gimple.h (is_gimple_address): New.
+ * tree.h (decl_address_invariant_p): New.
+ * tree.c (make_node_stat): Don't set TREE_INVARIANT.
+ (build_string): Likewise.
+ (decl_address_invariant_p): New, from is_gimple_invariant_address.
+ (tree_invariant_p_1): Likewise.
+ (save_expr): Use it.
+ (tree_invariant_p): New.
+ (skip_simple_arithmetic): Use it.
+ (stabilize_reference_1): Use it.
+ (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
+ simplify.
+ (build1_stat): Drop code to compute TREE_INVARIANT.
+ (build2_stat): Drop code to compute TREE_INVARIANT.
+ (build3_stat): Drop code to compute TREE_INVARIANT.
+ (build4_stat): Drop code to compute TREE_INVARIANT.
+ (build5_stat): Drop code to compute TREE_INVARIANT.
+ (build7_stat): Drop code to compute TREE_INVARIANT.
+ (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
+ * tree.h (struct tree_base): Remove invariant_flag.
+ (TREE_INVARIANT): Remove.
+ * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
+ (fold_builtin_expect): Check TREE_CONSTANT.
+ * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
+ * c-tree.h (c_expr_to_decl): Drop third parameter.
+ * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
+ (build_c_cast): Don't set TREE_INVARIANT.
+ (pop_init_level): Don't set TREE_INVARIANT.
+ (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
+ * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
+ TREE_CONSTANT.
+ (gimplify_init_constructor): Don't set TREE_INVARIANT.
+ (gimplify_addr_expr): Adjust comment.
+ * tree-mudflap.c (mf_build_string):
+ * print-tree.c (print_node): Don't print TREE_INVARIANT.
+ * tree-nested.c (convert_nonlocal_reference): Adjust comment.
+ * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
+ * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
+ * langhooks.c (lhd_expr_to_decl): Drop third parameter.
+ * langhooks.h (struct lang_hooks): Drop third parameter from
+ expr_to_decl.
+
+2008-04-23 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/27799
+ PR tree-optimization/32921
+ PR tree-optimization/32624
+ * tree-ssa-structalias.c (merge_smts_into): Only merge the
+ SMTs aliases and the tag itself into the solution.
+ * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
+ merge the points-to solution back into the SMT aliases.
+ (may_alias_p): Use alias_set_subset_of instead of
+ aliases_conflict_p. A pointer which points to
+ memory with alias set zero may access any variable.
+
+2008-04-23 Richard Guenther <rguenther@suse.de>
+
+ * alias.c (alias_set_subset_of): Correctly handle asking
+ if zero is a subset of an alias set with zero child.
+ * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
+ (compute_flow_insensitive_aliasing): Correctly walk all
+ pointers. Do not unnecessarily union sets.
+
+2008-04-23 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/36021
+ * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
+
+2008-04-22 Tomas Bily <tbily@suse.cz>
+
+ * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
+ unreachable case.
+ * tree-vrp.c (extract_range_from_unary_expr): Removed unused
+ NON_LVALUE_EXPR.
+ * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
+ * tree-ssa-structalias.c (get_constraint_for): Likewise.
+ * tree-inline.c (estimate_num_insns_1): Likewise.
+ * varasm.c (const_hash_1, compare_constant, copy_constant)
+ (compute_reloc_for_constant, output_addressed_constants): Likewise.
+ * emit-rtl.c (component_ref_for_mem_expr)
+ (set_mem_attributes_minus_bitpos): Likewise.
+ * expr.c (highest_pow2_factor, expand_expr_real_1)
+ (is_aligning_offset): Likewise.
+ * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
+ * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
+ * dojump.c (do_jump): Likewise.
+ * builtins.c (get_pointer_alignment, get_memory_rtx)
+ (integer_valued_real_p, fold_builtin_next_arg): Likewise.
+ * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
+
+2008-04-23 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/36017
+ * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
+ expanding the library call.
+
+2008-04-22 Ian Lance Taylor <iant@google.com>
+
+ * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
+ than size_in_bytes.
+
+2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
+
+ * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
+ of LR/CTR moves for Power6.
+
+2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR middle-end/36003
+ * passes.c (init_optimization_passes): Remove
+ pass_fast_rtl_byte_dce.
+
+2008-04-22 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/29096
+ * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
+ builtin functions to generate faster code.
+ (_mm_cvtpu16_ps): Ditto.
+ (_mm_cvtpi32x2_ps): Ditto.
+
+2008-04-22 Nick Clifton <nickc@redhat.com>
+
+ * common.opt (ftree-loop-distribution): Add Optimization
+ attribute.
+
+ * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
+ (frv_expand_builtin_va_start): Likewise.
+
+ * config/arm/arm.c (thumb_find_work_register): Fix location of
+ argument register count.
+
+2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ Support scheduling for ColdFire V1 and V3 microarchitecture.
+ Improve scheduling of multiplication instructions.
+
+ * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
+ (mac): New instruction attribute.
+ * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
+ (m68k_sched_mac): New variable.
+ (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
+ Handle cfv1 and cfv3.
+ (max_insn_size): New static variable.
+ (struct _sched_ib): New type.
+ (sched_ib): New static variable.
+ (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
+ to fields of 'struct _sched_ib sched_ib'. Update all uses.
+ (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
+ Update.
+ (m68k_sched_md_init_global, m68k_sched_md_finish_global,
+ m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
+ new variables. Update.
+ (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
+ Add modeling of cfv3 instruction buffer. Update.
+ * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
+ * config/m68k/m68k.h (TUNE_CFV3): New macro.
+ * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
+ (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
+ a particular reservation applies to.
+ (type2): Reorganize attribute values. Rename alu to alu_reg,
+ alu_l to alu, move_l to omove. Join move to alu. Split mul
+ to mul_l and mul_w.
+ (cf_ib_*): Simplify description of instruction buffer.
+ (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
+ (cf_mem): Split into cf_mem1 and cf_mem2.
+ (cf_v2_move_??): Rename to cfv12_alu_??.
+ (cf_v2_move_l_??): Rename to cfv12_omove_??.
+ (cf_v2_mul_??): Remove reservations.
+ (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
+ cfv12_emac_??, cfv12_emac_w_i0): New reservations.
+ (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
+ appropriate place.
+ (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
+ cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
+ cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
+ cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
+ cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
+ cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
+ (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
+ expansions of the above reservations for instructions of sizes
+ 1, 2 and 3 words.
+
+2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
+
+2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
+
+ * coverage.c: Include tree-pass.h.
+ (coverage_counter_alloc): Print da_file_name to the dump file.
+
+2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * sbitmap.c (sbitmap_range_empty_p): New function.
+ * sbitmap.h (sbitmap_range_empty_p): New function.
+ * bitmap.h: Now includes obstack.h.
+
+2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
+ Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * dbgcnt.def (ra_byte_scan): Added.
+ * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
+ when the last hit happens for a counter.
+ * timevar.def (TV_DF_BYTE_LR): New variable.
+ * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
+ * passes.c (pass_fast_rtl_byte_dce): New pass.
+ * fwprop.c (update_df): Added mode to call df_ref_create.
+ Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
+ DF_REF_EXTRACT_OFFSET.
+ * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
+ DF_BYTE_LR_OUT, df_byte_lr): New macro.
+ (df_mm): New enum.
+ (df_ref_extract): Added mode field.
+ (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
+ DF_REF_EXTRACT_OFFSET.
+ (DF_REF_EXTRACT_MODE): New macro.
+ (df_byte_lr_bb_info): New structure.
+ (df_print_byte_regset, df_compute_accessed_bytes,
+ df_byte_lr_add_problem, df_byte_lr_get_regno_start,
+ df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
+ df_byte_lr_simulate_uses,
+ df_byte_lr_simulate_artificial_refs_at_top,
+ df_byte_lr_simulate_artificial_refs_at_end,
+ df_compute_accessed_bytes): New function.
+ (df_ref_create): Add parameter.
+ (df_byte_lr_get_bb_info): New inline function.
+ * df-scan.c (df_ref_record, df_uses_record,
+ df_ref_create_structure): Added mode parameter.
+ (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
+ df_defs_record, df_uses_record, df_get_conditional_uses,
+ df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
+ df_entry_block_defs_collect, df_exit_block_uses_collect):
+ Added mode parameter to calls to df_ref_record, df_uses_record,
+ df_ref_create_structure.
+ (df_ref_equal_p, df_ref_compare): Added test for modes.
+ (df_ref_create_structure): Added code to set mode. Renamed
+ DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
+ DF_REF_EXTRACT_OFFSET.
+ * df-core.c (df_print_byte_regset): New function.
+ * df-byte-scan.c: New file.
+ * df-problems.c (df_rd_transfer_function): Removed unnecessary
+ calls to BITMAP_FREE.
+ (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
+ (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
+ df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
+ df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
+ df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
+ df_byte_lr_local_compute, df_byte_lr_init,
+ df_byte_lr_confluence_0, df_byte_lr_confluence_n,
+ df_byte_lr_transfer_function, df_byte_lr_free,
+ df_byte_lr_top_dump, df_byte_lr_bottom_dump,
+ df_byte_lr_add_problem, df_byte_lr_simulate_defs,
+ df_byte_lr_simulate_uses,
+ df_byte_lr_simulate_artificial_refs_at_top,
+ df_byte_lr_simulate_artificial_refs_at_end): New function.
+ * dce.c (byte_dce_process_block): New function.
+ (dce_process_block): au is now passed in rather than computed
+ locally. Changed loops that look at artificial defs to not look
+ for conditional or partial ones, because there never are any.
+ (fast_dce): Now is able to drive byte_dce_process_block or
+ dce_process_block depending on the kind of dce being done.
+ (rest_of_handle_fast_dce): Add parameter to fast_dce.
+ (rest_of_handle_fast_byte_dce): New function.
+ (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
+ * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
+
+2008-04-21 Daniel Franke <franke.daniel@gmail.com>
+
+ PR fortran/35019
+ * gcc.h: Added fortran options that take arguments to
+ DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
+ macros.
+
+2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
+ scalarization if on the LHS and not a full access.
+
+2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
+
+2008-04-18 Rafael Espíndola <espindola@google.com>
+
+ * tree-vrp.c (find_case_label_index): Fix the binary search.
+ (find_case_label_range): New.
+ (vrp_visit_switch_stmt): Use find_case_label_range.
+ (simplify_switch_using_ranges): Use find_case_label_range.
+
+2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
+
+ * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
+ using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
+
+2008-04-18 Tom Tromey <tromey@redhat.com>
+
+ PR libcpp/15500:
+ * doc/cpp.texi (Implementation-defined behavior): Mention
+ -finput-charset.
+
+2008-04-18 Ian Lance Taylor <iant@google.com>
+
+ * fold-const.c (pointer_may_wrap_p): New static function.
+ (fold_comparison): Add another test for pointer overflow. Use
+ pointer_may_wrap_p to disable some false positives.
+
+2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
+
+ * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
+ (fname_as_string): Match updated cpp_interpret_string prototype.
+ (fix_string_type): Support char16_t* and char32_t*.
+ (c_common_nodes_and_builtins): Add char16_t and char32_t (and
+ derivative) nodes. Register as builtin if C++0x.
+ (c_parse_error): Support CPP_CHAR{16,32}.
+ * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
+ (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
+ CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
+ CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
+ CTI_CHAR32_ARRAY_TYPE>: New elements.
+ (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
+ char32_type_node, signed_char32_type_node, char16_array_type_node,
+ char32_array_type_node): New defines.
+ * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
+ (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
+ (lex_string): Support CPP_STRING{16,32}, match updated
+ cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
+ (lex_charconst): Support CPP_CHAR{16,32}.
+ * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
+ and CPP_STRING{16,32}.
+
+2008-04-18 Paolo Bonzini <bonzini@gnu.org>
+
+ PR bootstrap/35457
+ * aclocal.m4: Regenerate.
+ * configure: Regenerate.
+
+2008-04-18 Jan Hubicka <jh@suse.cz>
+
+ * except.c (dw2_size_of_call_site_table,
+ sjlj_size_of_call_site_table): Use vector API for call_site_record.
+
+ * cgraphbuild.c (build_cgraph_edges): Update.
+ * tree-pass.h: Update comment.
+ * final.c (leaf_function_p): Update.
+ (leaf_renumber_regs): Update.
+ (rest_of_clean_state): Update.
+ * omp-low.c (expand_omp_parallel): Update.
+ * ipa-reference.c (analyze_function): Update.
+ * reorg.c (find_end_label): Update.
+ (optimize_skip): Update.
+ (fill_simple_delay_slots): Update.
+ (fill_simple_delay_slots): Update.
+ (make_return_insns): Update.
+ (dbr_schedule): Update.
+ * gimple-low.c (record_vars_into): Update.
+ * cfgbuild.c (make_edges): Update.
+ * function.c (assign_stack_local): Update.
+ (assign_parm_adjust_stack_rtl): Update.
+ (locate_and_pad_parm): Update.
+ (allocate_struct_function): Do not initialize stack_alignment_needed
+ and preferred_stack_boundary here.
+ (stack_protect_prologue): Update.
+ (stack_protect_epilogue): Update.
+ (expand_function_start): Initialize stack_alignment_needed,
+ preferred_stack_boundary and max_jumptable_ents.
+ (expand_function_end): Update.
+ (free_after_compilation): Do not NULLify epilogue_delay_list.
+ * function.h (struct rtl_data): Add stack_protect_guard,
+ stack_alignment_needed,
+ preferred_stack_boundary, epilogue_delay_list.
+ (struct function): Remove value_histograms, stack_alignment_needed,
+ preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
+ last_label_uid,
+ unexpanded_var_list, stack_protect_guard.
+ (current_function_epilogue_delay_list): Remove.
+ * ipa-type-escape.c (analyze_function): Update.
+ * gimplify.c (pop_gimplify_context): Update comment.
+ * calls.c (expand_call): Update.
+ (emit_library_call_value_1): Update.
+ * except.c (set_nothrow_function_flags): Update.
+ * cfgexpand.c (get_decl_align_unit): Update.
+ (create_stack_guard): Update.
+ (estimated_stack_frame_size): Update.
+ (expand_used_vars): Update.
+ (tree_expand_cfg): Free histogram earliers, init expansion variables.
+ * explow.c (allocate_dynamic_stack_space): Update.
+ * tree-ssa-live.c (remove_unused_locals): Update.
+ * varasm.c (mark_constant_pool): Update.
+ * tree-inline.c (remap_decls): Update.
+ (initialize_cfun): Update.
+ (declare_return_variable): Update.
+ (inline_forbidden_p): Update.
+ (expand_call_inline): Update.
+ (declare_inline_vars): Update.
+ (tree_function_versioning): Update.
+ * tree-flow.h (value_histograms): New.
+ (VALUE_HISTOGRAMS): New macro.
+ * basic-block.h (control_flow_graph): Add max_jumptable_ents,
+ last_label_uid.
+ * tree-cfg.c (set_bb_for_stmt): Update.
+ (replace_by_duplicate_decl): Update.
+ (move_block_to_fn): Update.
+ (new_label_mapper): Update.
+ (dump_function_to_file): Update.
+ * ipa-struct-reorg.c (build_data_structure): Update.
+ * cfgrtl.c (print_rtl_with_bb): Update.
+ * reload1.c (reload): Update.
+ (reload): Update.
+ * config/i386/i386.c (setup_incoming_varargs_64,
+ ix86_compute_frame_layout): Update.
+ * config/arc/arc.c (arc_output_function_epilogue): Update.
+
+2008-04-18 Marius Strobl <marius@FreeBSD.org>
+
+ * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
+ for FreeBSD as well.
+ * gthr-posix95.h: Likewise.
+
+2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR rtl-optimization/35838
+ * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
+ out the byte offset of the first subreg.
+
+2008-04-17 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
+ to split_ti instead of three separate calls with single member arrays.
+ (subti3 splitter): Ditto.
+ (adddi3 splitter): Ditto with split_di.
+ (subdi3 splitter): Ditto.
+ (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
+ two separate calls with single member arrays. Swap match_dup
+ operands 1 and 2 to better fit into the array.
+ (negdi2 splitter): Ditto with split_di.
+ (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
+ two separate calls with single member arrays. Swap match_dup operands
+ 6 and 7 to better fit into the array.
+
+2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (sse_builtin_type): New.
+ (bdesc_sse_args): Likewise.
+ (bdesc_sse_3arg): Removed.
+ (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
+ (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
+ IX86_BUILTIN_ROUNDPS.
+ (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
+ bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
+ IX86_BUILTIN_ROUNDPS.
+ (ix86_expand_sse_4_operands_builtin): Removed.
+ (ix86_expand_sse_operands_builtin): New.
+ (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
+ and CODE_FOR_sse4_1_roundps.
+ (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
+ Handle bdesc_sse_args. Remove bdesc_sse_3arg.
+
+2008-04-17 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/35907
+ * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
+ regs before frame pop when needed. If use_backchain_to_restore_sp
+ then load backchain into a temp reg to restore vr and vrsave. Add
+ code to restore vr after frame pop if possible.
+
+2008-04-17 Richard Guenther <rguenther@suse.de>
+
+ * tree-vn.c (expressions_equal_p): Do not check type
+ equality or compatibility before calling operand_equal_p.
+ * fold-const.c (operand_equal_p): Check equivalence of
+ integer constants before bailing out due to signedness or
+ precision differences.
+ * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
+ spurious differences in type qualification. Ignore types
+ for COMPONENT_REFs at all.
+
+2008-04-17 Christian Bruel <christian.bruel@st.com>
+
+ * config/sh/sh.c (expand_cbranchdi4): Use original operands for
+ msw_skip comparison.
+
+2008-04-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/35739
+ * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
+ reg type.
+
+ PR tree-optimization/35899
+ * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
+ rather than TREE_OPERAND.
+
+2008-04-16 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/35944
+ * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
+ temporary registers. Change operand predicate to general_operand.
+ (remainderxf3): Ditto.
+
+2008-04-16 Richard Guenther <rguenther@suse.de>
+
+ * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
+ * tree-affine.c (aff_combination_expand): Look through some
+ conversions.
+
+2008-04-15 Doug Kwan <dougkwan@google.com>
+
+ * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
+ for hex printing.
+ * tree-pretty-print.c (dump_generic_node): Ditto.
+ * final.c (output_addr_const): Ditto.
+ * dwarf2out.c (output_cfi): Ditto.
+ * c-pretty-print.c (pp_c_integer_constant): Ditto.
+ * print-rtl.c (print_rtx): Ditto.
+ * print-tree.c (print_node_brief, print_node): Ditto.
+ * c-common.c (match_case_to_enum_1): Ditto.
+ * sched-vis.c (print_value): Ditto.
+ * config/i386/i386.c (print_operand): Cast to long unsigned int
+ for hex printing.
+
+2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
+ * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
+ MS Windows VirtualProtect function.
+
+2008-04-15 Jan Hubicka <jh@suse.cz>
+
+ * gengtype.c (write_root): Param_is argument is OK.
+ * expr.c (expand_expr_real_1): Update call of get_exception_*.
+ * function.h: Include varray.h
+ (rtl_eh): New stucture based on except.c one.
+ (call_site_record): New forward declaration and vector type.
+ * calls.c (emit_call_1): Do not call
+ note_current_region_may_contain_throw.
+ * except.c (eh_status): Remove cur_region, try_region since they are
+ unused.
+ Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
+ exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
+ sjlj_fc, sjlj_exit_after to rth_eh in function.h.
+ Remove call_site_data_used, call_site_data_size.
+ Turn call_site_record into vector in function.h.
+ (note_current_region_may_contain_throw): Remove.
+ (get_exception_pointer, get_exception_filter): Do not take struct
+ function argument; update.
+ (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
+ add_ttypes_entry, add_ehspec_entry, assign_filter_values,
+ build_post_landing_pads, dw2_build_landing_pads,
+ sjlj_assign_call_site_values, sjlj_mark_call_sites,
+ sjlj_emit_function_enter, sjlj_emit_function_enter,
+ sjlj_emit_function_exit, sjlj_emit_dispatch_table,
+ sjlj_build_landing_pads, finish_eh_generation,
+ remove_exception_handler_label, remove_eh_handler,
+ maybe_remove_eh_handler, add_reachable_handler,
+ reachable_handlers, expand_builtin_eh_return, expand_eh_return,
+ add_action_record, collect_one_action_chain, add_call_site,
+ convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
+ sjlj_output_call_site_table, output_function_exception_table,
+ * except.h (note_current_region_may_contain_throw): Remove
+ (get_exception_pointer, get_exception_filter): Do not take struct
+ function argument.
+ * Makefile.in (GTFILES): Put varargs before struct function.
+
+2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
+ punt for STRING_CST.
+ (get_constraint_for): Deal with STRING_CST here instead.
+
+2008-04-15 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-propagate.c (substitute_and_fold): Substitute
+ statements in a basic-block with a backward walk. Do not
+ substitute into dead statements but instead remove those.
+
+2008-04-15 Richard Guenther <rguenther@suse.de>
+
+ * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
+ to zero, thus disable creation of SFTs.
+
+2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree-predcom.c (suitable_reference_p): Return false if the
+ reference can throw.
+
+2008-04-15 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/35751
+ * c-decl.c (finish_decl): If extern or static var has variable
+ size, set TREE_TYPE (decl) to error_mark_node.
+
+2008-04-15 Rafael Espíndola <espindola@google.com>
+
+ * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
+ variable arg1.
+
+2008-04-15 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
+ * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
+ (visit_reference_op_load): Do walk vuse-vdef chains on
+ vn_reference_lookup.
+ (visit_reference_op_store): But do not here.
+ * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
+ vn_reference_lookup.
+ (vn_lookup_with_vuses): But do so here.
+
+2008-04-14 Ian Lance Taylor <iant@google.com>
+
+ * fold-const.c (fold_overflow_warning): Remove assertion.
+
+2008-04-15 Ben Elliston <bje@au.ibm.com>
+
+ * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
+ temp1 local variables.
+
+2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
+
+ PR target/35661
+ * config/i386/winnt.c (i386_pe_section_type_flags): Mark
+ ".text.unlikely" section as executable.
+
+2008-04-14 James E. Wilson <wilson@tuliptree.org>
+
+ * config/ia64/ia64.c (rtx_needs_barrier): Handle
+ UNSPEC_FR_SQRT_RECIP_APPROX_RES.
+ * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
+ (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
+ divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
+ divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
+ divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
+
+2008-04-14 Ian Lance Taylor <iant@google.com>
+
+ * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
+ * fold-const.c (fold_comparison): If appropriate, test
+ POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
+ (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
+ reassociating a pointer type.
+ * doc/invoke.texi (Optimize Options): Document that
+ -fstrict-overflow applies to pointer wraparound.
+
+2008-04-13 Jan Hubicka <jh@suse.cz>
+
+ * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
+
+2008-04-12 Andrew Pinski <pinskia@gmail.com>
+
+ * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
+ we are going to "save the world".
+
+2008-04-13 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
+ ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
+ operand 0 constraint, not "=".
+
+2008-04-11 James E. Wilson <wilson@tuliptree.org>
+
+ * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
+
+2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
+
+ * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
+ of size of positions_needed * CHAR_BIT.
+
+2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR middle-end/35897
+ * dse.c (store_info): Change positions_needed to unsigned
+ HOST_WIDE_INT.
+ (lowpart_bitmask): New.
+ (record_store): Cast to unsigned HOST_WIDE_INT for
+ positions_needed. Assert width <= size of positions_needed *
+ CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
+ (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
+ lowpart_bitmask to set mask.
+
+2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/constraints.md: New file.
+ * config/bfin/bfin.md: Include it.
+ (adddi3): Use satisfies_constraint functions instead of the old macros.
+ * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
+ CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
+ CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
+ CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
+ CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
+ CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
+ EXTRA_CONSTRAINT): Delete.
+ * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
+ reg_or_neg7bit_operand): Use satisfies_constraint functions instead
+ of the old macros.
+ * config/bfin/bfin.c: Include "tm-constrs.h".
+ (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
+ Use satisfies_constraint functions instead of the old macros.
+ * doc/md.texi (Blackfin Constraints): Update file name reference.
+
+2008-04-11 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/35869
+ * tree-vrp.c (execute_vrp): Move switch statement update after
+ jump threading. Schedule another cfg cleanup run.
+
+2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
+
+ PR c/35744
+ * attribs.c (decl_attributes): Return early on errorneous node.
+
+2008-04-10 Oleg Ryjkov <olegr@google.com>
+
+ * tree.h (struct tree_base): Added a new flag default_def_flag.
+ (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
+
+2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
+
+2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/35768
+ * pa.md: Define mode iterator P. Define mode attribute dwc.
+ (dcacheflush): Update pattern to use iterator P and attribute dwc.
+ (icacheflush): Likewise.
+ * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
+ !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
+
+2008-04-11 Ben Elliston <bje@au.ibm.com>
+
+ * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
+
+2008-04-10 Rafael Espíndola <espindola@google.com>
+
+ * tree-vrp.c (extract_range_from_binary_expr): Don't handle
+ TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
+ (extract_range_from_expr): The same.
+
+2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.md (GPR2): New mode iterator.
+ (seq): Add comment.
+ (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
+ *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
+ *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
+ Rewrite these to take two modes, the mode of comparison and the
+ mode of the destination.
+ * config/mips/mips.c (mips_expand_scc): Instead of having
+ paradoxical subreg as destination, expand "narrowing" scc if mode
+ of comparison is SI and target is requested in DI mode.
+ (mips_emit_int_order_test): Update comment. Make mode of
+ comparison match CMP0 rather than TARGET. When creating inverse
+ target use mode of TARGET.
+
+2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
+
+ * gcov-dump.c (tag_summary): Only print summaries for the first
+ GCOV_COUNTERS_SUMMABLE counters.
+
+2008-04-10 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (absneg): New code iterator.
+ (absnegprefix): New code attribute.
+ (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
+ patterns using absneg code iterator.
+ (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
+ using absneg code iterator.
+ (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
+ *neg<mode>2 patterns using absneg code iterator.
+ (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
+ *negextendsfdf2 patterns using absneg code iterator.
+ (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
+ *negextendsfxf2 patterns using absneg code iterator.
+ (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
+ *negextendsfdf2 patterns using absneg code iterator.
+ * config/i386/sse.md (<code><mode>2): Macroize expander from
+ abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
+
+2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.h: Remove the remains of the recent search
+ & replace action of current_function_outgoing_args_size.
+
+2008-04-10 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/35821
+ * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
+ NEW_STMT_LIST is not NULL.
+
+2008-04-09 David Edelsohn <edelsohn@gnu.org>
+
+ PR libstdc++/35597
+ * toplev.c (process_options): Remove -ffunction-sections debugging
+ warning.
+
+2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
+
+ PR middle-end/PR28690
+ * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
+ than gen_rtx_fmt_ee to perform more canonicalizations.
+
+2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR driver/35665
+ * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
+
+2008-04-09 Richard Guenther <rguenther@suse.de>
+
+ * tree-cfg.c (verify_stmt): Print complete bogus stmt.
+ (dump_function_to_file): Dump function arguments with types.
+
+2008-04-08 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (fold_widened_comparison): Do not allow
+ sign-changes that change the result.
+
+2008-04-08 Janis Johnson <janis187@us.ibm.com>
+
+ PR target/35839
+ * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
+ kinds of indirect references.
+
+2008-04-08 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
+ GNU Fortran language string.
+
+2008-04-08 Rafael Espíndola <espindola@google.com>
+
+ * fold-canst.c (tree_call_nonnegative_warnv_p): New.
+ (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
+ * tree.h (tree_call_nonnegative_warnv_p): New.
+
+2008-04-08 Jan Hubicka <jh@suse.cz>
+
+ * function.c (free_after_compilation): Clear out regno_reg_rtx
+ pointer.
+
+2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
+
+ Revert
+ 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
+
+ PR middle-end/PR28690
+ * rtlanal.c (commutative_operand_precedence): Give SYMBOL_REF's the
+ same precedence as REG_POINTER and MEM_POINTER operands.
+
+2008-04-08 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35834
+ * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
+ for adding index to base.
+
+2008-04-08 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
+ (MINGW_ENABLE_EXECUTE_STACK): New.
+ (IN_LIBGCC2): For libgcc include windows.h file for
+ function declarations.
+
+2008-04-08 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
+ and tem2 if tem1 is not a REG or MULT.
+
+2008-04-08 Jan Hubicka <jh@suse.cz>
+
+ * function.h (incomming_args): Break out of struct function.
+ (function_subsections): Break out of struct function.
+ (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
+ return_rtx and hard_reg_initial_vals from struct function.
+ Kill inl_max_label_num.
+ (current_function_pops_args, current_function_args_info,
+ current_function_args_size, current_function_args_size,
+ current_function_pretend_args_size,
+ current_function_outgoing_args_size,
+ current_function_internal_arg_pointer, current_function_return_rtx):
+ Kill compatibility accestor macros.
+ * builtins.c (expand_builtin_apply_args_1): Update.
+ (expand_builtin_next_arg): Update.
+ * df-scan.c (df_get_call_refs): Update.
+ * dbxout.c (dbxout_function_end): Update.
+ * dwarf2out.c (dwarf2out_switch_text_section): Update.
+ (output_line_info): Update.
+ (secname_for_decl): Update.
+ (dwarf2out_var_location): Update.
+ * function.c (free_after_compilation): Update.
+ (assign_parm_find_stack_rtl): Update.
+ (assign_parms): Update.
+ (expand_dummy_function_end): Update.
+ (expand_function_end): Update.
+ * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
+ (expand_call): Update.
+ (emit_library_call_value_1): Update.
+ (store_one_arg): Update.
+ * varasm.c (initialize_cold_section_name): Update.
+ (unlikely_text_section): Update.
+ (unlikely_text_section_p): Update.
+ (assemble_start_function): Update.
+ (assemble_end_function): Update.
+ (default_section_type_flags): Update.
+ (switch_to_section): Update.
+ * integrate.c (set_decl_abstract_flags): Update.
+ (get_hard_reg_initial_val): Update.
+ (has_hard_reg_initial_val): Update.
+ (allocate_initial_values): Update.
+ * resource.c (init_resource_info): Update.
+ * config/alpha/alpha.c (NUM_ARGS): Update.
+ (direct_return): Update.
+ (alpha_va_start): Update.
+ (alpha_sa_size): Update.
+ (alpha_initial_elimination_offset): Update.
+ (alpha_expand_prologue): Update.
+ (alpha_start_function): Update.
+ (alpha_expand_epilogue): Update.
+ (unicosmk_initial_elimination_offset):
+ * config/alpha/alpha.md (call expander): Update.
+ * config/s390/s390.c (s390_register_info): Update.
+ (s390_register_info): Update.
+ (s390_frame_info): Update.
+ (s390_initial_elimination_offset): Update.
+ (s390_build_builtin_va_list): Update.
+ (s390_va_start): Update.
+ * config/spu/spu.c (direct_return): Update.
+ (spu_expand_prologue): Update.
+ (spu_initial_elimination_offset): Update.
+ (spu_build_builtin_va_list): Update.
+ (spu_va_start): Update.
+ * config/sparc/sparc.c (sparc_init_modes): Update.
+ (sparc_compute_frame_size): Update.
+ (function_value): Update.
+ * config/m32r/m32r.c (m32r_compute_frame_size): Update.
+ * config/i386/i386.md (return expander): Update.
+ * config/i386/i386.c (ix86_va_start): Update.
+ (ix86_can_use_return_insn_p): Update.
+ (ix86_compute_frame_layout): Update.
+ (ix86_expand_epilogue): Update.
+ * config/sh/sh.c (output_stack_adjust): Update.
+ (calc_live_regs): Update.
+ (sh_expand_prologue): Update.
+ (sh_builtin_saveregs): Update.
+ (sh_va_start): Update.
+ (initial_elimination_offset): Update.
+ (sh_allocate_initial_value): Update.
+ (sh_function_ok_for_sibcall): Update.
+ (sh_get_pr_initial_val): Update.
+ * config/sh/sh.md (return expander): Update.
+ * config/avr/avr.c (frame_pointer_required_p): UPdate.
+ * config/crx/crx.c (crx_compute_frame): UPdate.
+ (crx_initial_elimination_offset): UPdate.
+ * config/xtensa/xtensa.c (compute_frame_size): Update
+ (xtensa_builtin_saveregs): Update.
+ (xtensa_va_start): Update.
+ (order_regs_for_local_alloc): Update.
+ * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
+ (xstormy16_expand_builtin_va_start): Update.
+ * config/fr30/fr30.c (fr30_compute_frame_size): Update.
+ * config/m68hc11/m68hc11.md (return expanders): Update.
+ * config/m68hc11/m68hc11.c (expand_prologue): Update.
+ (expand_epilogue): Update.
+ * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
+ (cris_simple_epilogue): Update.
+ (cris_expand_prologue): Update.
+ (cris_expand_epilogue): Update.
+ * config/iq2000/iq2000.c (iq2000_va_start): Update.
+ (compute_frame_size): Update.
+ * config/mt/mt.c (mt_compute_frame_size): Update.
+ * config/mn10300/mn10300.c (expand_prologue): Update.
+ (expand_epilogue): Update.
+ (initial_offset): Update.
+ (mn10300_builtin_saveregs):
+ * config/mn10300/mn10300.md (return expander): Update.
+ * config/ia64/ia64.c (ia64_compute_frame_size): Update.
+ (ia64_initial_elimination_offset): Update.
+ (ia64_initial_elimination_offset): Update.
+ (ia64_expand_prologue): Update.
+ * config/m68k/m68k.md (return expander): Update.
+ * config/rs6000/rs6000.c (rs6000_va_start): Update.
+ (rs6000_stack_info): Update.
+ * config/mcore/mcore.c (layout_mcore_frame): Update.
+ (mcore_expand_prolog): Update.
+ * config/arc/arc.c (arc_compute_frame_size): Update.
+ * config/score/score3.c (score3_compute_frame_size): Update.
+ * config/score/score7.c (score7_compute_frame_size): Update.
+ * config/arm/arm.c (use_return_insn): Update.
+ (thumb_find_work_register): Update.
+ (arm_compute_save_reg_mask): Update.
+ (arm_output_function_prologue): Update.
+ (arm_output_epilogue): Update.
+ (arm_size_return_regs): Update.
+ (arm_get_frame_offsets): Update.
+ (arm_expand_prologue): Update.
+ (thumb_exit): Update.
+ (thumb_unexpanded_epilogue): Update.
+ (thumb1_output_function_prologue): Update.
+ * config/pa/pa.md (return expander): Update.
+ * config/pa/pa.c (compute_frame_size): Update.
+ (hppa_builtin_saveregs): Update.
+ * config/mips/mips.c (mips_va_start): Update.
+ (mips16_build_function_stub): Update.
+ (mips_compute_frame_info): Update.
+ (mips_restore_gp): Update.
+ (mips_output_function_prologue): Update.
+ (mips_expand_prologue): Update.
+ * config/v850/v850.c (compute_frame_size): Update.
+ (expand_prologue): * config/mmix/mmix.c (along): update.
+ (mmix_initial_elimination_offset): update.
+ (mmix_reorg): update.
+ (mmix_use_simple_return): update.
+ (mmix_expand_prologue): update.
+ (mmix_expand_epilogue): Update.
+ * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
+ (emit_link_insn): Update.
+
+2008-04-08 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
+ __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
+ instructions.
+ * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
+ atmega103 device.
+
+2008-04-07 Jan Hubicka <jh@suse.cz>
+
+ * function.h (rtl): Rename to x_rtl.
+ (crtl): New define.
+ (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
+ frame_offset, stack_check_probe_note, arg_pointer_save_area,
+ used_temp_slots avail_temp_slots, temp_slot_level,
+ nonlocal_goto_handler_labels): Update accesstors.
+ (rtl): New global variable.
+ (struct function): Move some fileds to rtl_data.
+ (get_arg_pointer_save_area): Update prototype.
+ * builtins.c (expand_builtin_setjmp_receiver): Update call of
+ get_arg_pointer_save_area.
+ * expr.c (init_expr): Update
+ * function.c (get_frame_size): Update
+ (assign_stack_local): Update
+ (expand_function_end): Update.
+ (get_art_pointer_save_area): Update
+ * function.h
+ * emit-rtl.c (rtl): Declare.
+ (regno_reg_rtx): Declare.
+ (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
+ Update.
+ (gen_reg_rtx): Update.
+ * varasm.c (n_deferred_constatns): Update accestor.
+ (init_varasm_status): Do not allocate varasm_status.
+ (force_const_mem, get_pool_size, output_constant_pool): Update.
+ * stmt.c (force_label_rtx): Do not use x_ prefixes.
+ (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
+ * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
+ * sparc/sparc.h (INIT_EXPANDERS): Update.
+ * ia64/ia64.h (INIT_EXPANDERS): Update.
+
+2008-04-07 James E. Wilson <wilson@tuliptree.org>
+
+ * reload.c (push_secondary_reload): Add missing break to for loop.
+
+2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
+
+ PR middle-end/PR28690
+ * rtlanal.c: Update copyright years.
+ (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
+ as REG_POINTER and MEM_POINTER operands.
+ * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
+ (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
+ * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
+ * gcse.c: Update copyright years.
+ (pre_delete): Call gen_reg_rtx_and_attrs.
+ (hoist_code): Likewise.
+ (build_store_vectors): Likewise.
+ (delete_store): Likewise.
+ * loop-invariant.c (move_invariant_reg): Likewise.
+ Update copyright years.
+
+2008-04-07 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
+ control string instead of quoted.
+
+2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * doc/rtl.texi: Rewrite of subreg section.
+
+2008-04-07 Kai Tietz <kai.tietz@onevision.com>
+
+ PR/35842
+ * config/i386/i386.c (legitimize_pic_address): Add treating
+ of dllimport SYM_REF's.
+ (legitimize_dllimport_symbol): Add prototype.
+
+2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
+
+ * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
+ reference in constructor with non self-referential type.
+
+2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
+
+ Removal of Return with Depressed Stack Pointer support
+ * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
+ (ECF_SP_DEPRESSED): Likewise.
+ (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
+ * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
+ (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
+ (expand_call): Do not test ECF_SP_DEPRESSED.
+ * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
+ * function.c (keep_stack_depressed): Delete.
+ (handle_epilogue_set): Likewise.
+ (update_epilogue_consts): Likewise.
+ (emit_equiv_load): Likewise.
+ (thread_prologue_and_epilogue_insns): Remove support for Return with
+ Depressed Stack Pointer.
+ * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
+
+2008-04-06 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/35400
+ * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
+ information from SSA_NAMEs.
+
+2008-04-06 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.h (avr_mega_p): Remove declaration.
+ (AVR_MEGA): Remove macro.
+ * config/avr/avr.c (avr_mega_p): Remove variable.
+ (avr_override_options): Remove inicializion of avr_mega_p.
+ Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
+ (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
+ (avr_jump_mode): (Ditto.).
+ (avr_output_progmem_section_asm_op): (Ditto.).
+ (avr_asm_init_sections): (Ditto.).
+ (avr_asm_init_sections): (Ditto.).
+ (avr_rtx_costs): (Ditto.).
+ * config/avr/avr.md: (Ditto.).
+ * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
+ '__AVR_MEGA__'.
+
+2008-04-06 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/35842
+ * tree-ssa-address.c (fixed_address_object_p): Adjust to match
+ is_gimple_invariant_address.
+
+2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
+
+ * gcc.c (default_compilers): Sync Fortran extensions list with
+ that in fortran/lang-specs.h.
+ * doc/invoke.texi: Likewise.
+ * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
+ * dwarf2out.c (gen_compile_unit_die): Likewise.
+
+2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
+
+ * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
+
+2008-04-05 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/12329
+ * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
+ attribute is used for nested functions.
+
+2008-04-05 Jan Hubicka <jh@suse.cz>
+
+ * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
+
+ * tree-dump.c (dump_enable_all): Remove prototype; do not accept
+ letter argument.
+ (dump_files): Update.
+ (enable_rtl_dump_file): Do not accept letter argument.
+ * tree-pass.h (dump_file_info): Remove letter argument.
+ * toplev.c (decode_d_option): Update -da handling.
+ * toplev.h (enable_rtl_dump_file): Update prototype.
+ * passes.c (register_one_dump_file): Do not accept IPA argument; work
+ it out based on pass type.
+ (register_dump_files_1): Likewise.
+ (init_optimization_passes): Update register_one_dump_file calls.
+ (execute_one_pass): Sanity check that IPA passes are called at IPA
+ level and RTL passes at RTL level.
+ (execute_pass_list): IPA pass can not be after or subpass of
+ GIMPLE/RTL pass.
+ (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
+ disallov RTL subpasses of IPA subpasses.
+
+2008-04-05 Ben Elliston <bje@au.ibm.com>
+
+ * tree-cfg.c (need_fake_edge_p): Return false for calls to
+ builtins that return exactly once and do not throw. Cache call to
+ call_expr_flags.
+
+2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
+
+ PR rtl-optimization/34916
+ PR middle-end/35519
+ * combine.c (create_log_links): Do not create duplicate LOG_LINKS
+ between instruction pairs.
+
+2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
+
+ * doc/invoke.texi: Document -mbitops for SH.
+ * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
+ * config/sh/predicates.md (bitwise_memory_operand): New predicate.
+ * config/sh/sh.c (print_operand): Add %t operand code.
+ * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
+ * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
+ (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
+ (extendqihi2): Likewise.
+ (movqi_i): Likewise.
+ (insv): Use bset, bclr and bst instructions for SH2A if possible.
+ (extv): Use bld instruction for SH2A if possible.
+ (extzv): Likewise.
+ (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
+ bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
+ bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
+ (bset.b, bclr.b): Define peepholes.
+ * config/sh/sh.opt (mbitops): New option.
+
+2008-04-04 Janis Johnson <janis187@us.ibm.com>
+
+ PR target/35620
+ * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
+ and view convert expression.
+
+2008-04-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/35364
+ * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
+
+2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
+
+ * config/i386/cpuid.h (bit_AES): New.
+ (bit_PCLMUL): Likewise.
+
+ * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
+ (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
+ SSE2 if AES or PCLMUL is enabled.
+ (ix86_builtins): Add IX86_BUILTIN_AESENC128,
+ IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
+ IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
+ IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
+ (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
+ (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
+ IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
+ IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
+ (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
+ (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
+ __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
+ __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
+ __builtin_ia32_aeskeygenassist128 and
+ __builtin_ia32_pclmulqdq128.
+ * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
+ (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
+ IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
+
+ * config/i386/i386.h (TARGET_AES): New.
+ (TARGET_PCLMUL): Likewise.
+ (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
+
+ * config/i386/i386.md (UNSPEC_AESENC): New.
+ (UNSPEC_AESENCLAST): Likewise.
+ (UNSPEC_AESDEC): Likewise.
+ (UNSPEC_AESDECLAST): Likewise.
+ (UNSPEC_AESIMC): Likewise.
+ (UNSPEC_AESKEYGENASSIST): Likewise.
+ (UNSPEC_PCLMUL): Likewise.
+
+ * config/i386/i386.opt (maes): New.
+ (mpclmul): Likewise.
+
+ * config/i386/sse.md (aesenc): New pattern.
+ (aesenclast): Likewise.
+ (aesdec): Likewise.
+ (aesdeclast): Likewise.
+ (aesimc): Likewise.
+ (aeskeygenassist): Likewise.
+ (pclmulqdq): Likewise.
+
+ * config/i386/wmmintrin.h: New.
+
+ * doc/extend.texi: Document AES and PCLMUL built-in function.
+
+ * doc/invoke.texi: Document -maes and -mpclmul.
+
+2008-04-04 Paolo Bonzini <bonzini@gnu.org>
+
+ * function.c (free_after_parsing): Replace with
+ cxx_push_function_context from C++ front-end.
+ (allocate_struct_function): Don't call langhook.
+ * langhooks.h (struct lang_hooks_for_functions): Delete.
+ (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
+ member "function".
+ * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
+ (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
+ LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
+ LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
+ (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
+ remove LANG_HOOKS_FUNCTION_INITIALIZER.
+ * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
+
+ * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
+ Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
+
+2008-04-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/35440
+ * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
+ for all types.
+
+2008-04-04 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35823
+ * fold-const.c (optimize_minmax_comparison): Use the correct
+ type for the constant in the simplified comparison.
+
+2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
+
+ * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
+ Pass L2 size as "--param l2-cache-size" to the compiler.
+ (decode_l2_cache): New function to decode L2 cache parameters using
+ 0x8000006 extended cpuid function.
+ (detect_caches_amd): Determine parameters of L2 cache using
+ decode_l2_caches function.
+ (decode_caches_intel): Decode L2 cache parameters.
+ (detect_caches_intel): Determine L2 cache parameters using
+ decode_caches_intel and decode_l2_caches functions.
+
+2008-04-03 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
+ secondary input reload for subword loads from the constant pool.
+
+2008-04-03 Janis Johnson <janis187@us.ibm.com>
+
+ PR target/35713
+ * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
+ constants of the appropriate size for runtime calculations.
+
+ PR c/35712
+ * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
+ decimal-float literal constant zero.
+
+2008-04-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/35738
+ * c-parser.c (c_parser_omp_atomic): Call
+ default_function_array_conversion on the RHS.
+
+ PR middle-end/35818
+ * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
+ call is_variable_sized if decl has incomplete type.
+
+2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386-protos.h (ix86_aligned_p): Removed.
+
+2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
+ iterators.
+ (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
+ (sgt<u>): Merge sgt and sgtu into new expander.
+ (sgt, sgtu): Remove expanders.
+ (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
+ (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
+ (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
+ *sgtu_<mode>_mips16 into new pattern.
+ (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
+ (sge<u>): Merge sge and sgeu into new expander.
+ (sge, sgeu): Remove expanders.
+ (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
+ new pattern.
+ (*sge_<mode>, second *sge_<mode>): Remove patterns.
+ (slt<u>): Merge slt and sltu into new expander.
+ (slt, sltu): Remove expanders.
+ (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
+ (*slt_<mode>, *sltu_<mode>): Remove patterns.
+ (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
+ *sltu_<mode>_mips16 into new pattern.
+ (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
+ (sle<u>): Merge sle and sleu into new expander.
+ (sle, sleu): Remove expanders.
+ (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
+ (*sle_<mode>, *sleu_<mode>): Remove patterns.
+ (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
+ *sleu_<mode>_mips16 into new pattern.
+ (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
+
+2008-04-03 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/35795
+ * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
+ * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
+ * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
+ * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
+ * score/score3.c (score3_output_mi_thunk): Likewise.
+ * score/score7.c (score7_output_mi_thunk): Likewise.
+ * mips/mips.c (mips_output_mi_thunk): Likewise.
+
+2008-04-03 Richard Guenther <rguenther@suse.de>
+
+ * tree-vrp.c (extract_range_from_unary_expr): Handle all
+ conversions. Simplify code.
+
+2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
+
+2008-04-03 Tom Tromey <tromey@redhat.com>
+ Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
+ * config/bfin/t-bfin-linux (generated_files): Add
+ linux-sysroot-suffix.h.
+ * doc/install.texi (Prerequisites): Require make 3.80.
+ * doc/sourcebuild.texi (Front End Directory): Document new
+ variable.
+ * Makefile.in (generated_files): New variable.
+ (ALL_HOST_OBJS): New variable.
+ ($(ALL_HOST_OBJS)): New target.
+
+2008-04-03 Paolo Bonzini <bonzini@gnu.org>
+
+ * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
+ (remap_block): Call id->transform_lang_insert_block instead
+ of langhook.
+ (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
+ Set id.transform_lang_insert_block to NULL.
+ (clone_body): Move to cp/optimize.c
+ * tree-inline.h (struct copy_body_data): Change
+ transform_lang_insert_block to function pointer.
+ (copy_generic_body, copy_decl_no_change): Export.
+ * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
+ * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
+ (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
+
+ * c-tree.h (insert_block): Kill.
+ * c-decl.c (insert_block): Kill.
+
+2008-04-03 Paolo Bonzini <bonzini@gnu.org>
+
+ * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
+ LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
+ * c-tree.h (c_push_function_context, c_pop_function_context): Remove
+ argument.
+ * c-decl.c (c_push_function_context, c_pop_function_context): Remove
+ argument, call {push,pop}_function_context from here.
+ * c-parser.c: Use c_{push,pop}_function_context.
+
+ * function.c (push_function_context_to): Move meat ...
+ (push_function_context): ... here. Simplify.
+ * function.c (pop_function_context_from): Move meat ...
+ (pop_function_context): ... here. Simplify.
+ * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
+ leave_nested).
+ * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
+ LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
+ (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
+ * tree.h (push_function_context_to, pop_function_context_from): Remove.
+
+2008-04-03 Ben Elliston <bje@au.ibm.com>
+
+ * expmed.c (extract_force_align_mem_bit_field): Remove.
+
+2008-04-03 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35800
+ * expr.h (try_casesi): Adjust prototype.
+ * expr.c (try_casesi): Take fallback label as extra parameter.
+ Use that for gen_casesi if default_label is NULL.
+ * stmt.c (expand_case): Pass fallback label to try_casesi,
+ make sure to fill gaps with a fallback label if default_label
+ is not present.
+
+2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
+
+ PR target/35801
+ * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
+
+2008-04-03 Ben Elliston <bje@au.ibm.com>
+
+ * expmed.c (extract_split_bit_field): Remove if (0) code.
+ * tree-ssa-structalias.c (do_sd_constraint): Likewise.
+ (do_ds_constraint): Likewise.
+
+2008-04-02 Joseph Myers <joseph@codesourcery.com>
+
+ * doc/cppopts.texi (-dU): Document.
+ * c-common.h (flag_dump_macros): Update comment.
+ * c-opts.c (handle_OPT_d): Handle -dU.
+ * c-ppoutput.c (macro_queue, define_queue, undef_queue,
+ dump_queued_macros, cb_used_define, cb_used_undef): New.
+ (init_pp_output): Handle -dU.
+ (cb_line_change): Call dump_queued_macros.
+ * toplev.c (decode_d_option): Accept -dU as preprocessor option.
+
+2008-04-02 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/predicates.md (io_address_operand): New predicate.
+ * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
+ * config/avr/avr.c (avr_io_address_p): Remove function.
+ (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
+ 'avr_io_address_p' function.
+ (out_movhi_r_mr): (Ditto.).
+ (out_movqi_mr_r): (Ditto.).
+ (out_movhi_mr_r): (Ditto.).
+ (avr_address_cost): (Ditto.).
+
+2008-04-02 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
+ Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
+ in 32bit mode when XMM registers are available to avoid store
+ forwarding stalls.
+ (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
+ corresponding post-reload splitters.
+
+2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
+ and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
+ __builtin_ia32_roundss.
+ (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
+ __builtin_ia32_shufpd, __builtin_ia32_roundsd and
+ __builtin_ia32_roundss.
+ (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
+ IX86_BUILTIN_SHUFPD here.
+
+2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.md (plogic): New.
+ (plogicprefix): Likewise.
+
+ * config/i386/mmx.md (mmx_<code><mode>3): New.
+ (mmx_and<mode>3): Removed.
+ (mmx_ior<mode>3): Likewise.
+ (mmx_xor<mode>3): Likewise.
+
+ * config/i386/sse.md (<code><mode>3): New.
+ (*<code><mode>3): Likewise.
+ (*<code><mode>3): Likewise.
+ (<code><mode>3): Likewise.
+ (*sse_<code><mode>3): Likewise.
+ (*sse2_<code><mode>3): Likewise.
+ (<code>tf3): Likewise.
+ (*<code>tf3): Likewise.
+ (and<mode>3): Likewise.
+ (*and<mode>3): Likewise.
+ (ior<mode>3): Removed.
+ (*ior<mode>3): Likewise.
+ (xor<mode>3): Likewise.
+ (*xor<mode>3): Likewise.
+ (*and<mode>3): Likewise.
+ (*ior<mode>3): Likewise.
+ (*xor<mode>3): Likewise.
+ (and<mode>3): Likewise.
+ (*sse_and<mode>3): Likewise.
+ (*sse2_and<mode>3): Likewise.
+ (andtf3): Likewise.
+ (*andtf3): Likewise.
+ (ior<mode>3): Likewise.
+ (*sse_ior<mode>3): Likewise.
+ (*sse2_ior<mode>3): Likewise.
+ (iortf3): Likewise.
+ (*iortf3): Likewise.
+ (xor<mode>3): Likewise.
+ (*sse_xor<mode>3): Likewise.
+ (*sse2_xor<mode>3): Likewise.
+ (xortf3): Likewise.
+ (*xortf3): Likewise.
+
+2008-04-02 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/14495
+ PR tree-optimization/34793
+ * tree-vrp.c (struct switch_update): New structure.
+ (to_remove_edges, to_update_switch_stmts): New VECs.
+ (simplify_switch_using_ranges): New function. Remove not taken
+ case labels and edges.
+ (simplify_stmt_using_ranges): Call it.
+ (identify_jump_threads): Mark edges we have queued for removal
+ so we don't thread them.
+ (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
+ case label vector.
+ * tree-cfg.c (group_case_labels): Deal with missing default label.
+ (tree_verify_flow_info): Allow missing default label.
+ * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
+ (emit_case_nodes): Likewise.
+ (expand_case): Do not rely on the default label to be present.
+ * expr.c (try_casesi): Deal with NULL default_label.
+ (do_tablejump): Likewise.
+
+2008-04-02 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/14495
+ * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
+ SWITCH_EXPR here ...
+ (vrp_visit_switch_stmt): ... but here (new function).
+ (find_case_label_index): New helper function.
+ (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
+
+2008-04-02 Paolo Bonzini <bonzini@gnu.org>
+
+ * fwprop.c: Fix ISO-C99ism.
+
+2008-04-02 Paolo Bonzini <bonzini@gnu.org>
+
+ PR bootstrap/35752
+ * Makefile.in (objdir): Set it here.
+ * configure.ac: Not here. Find dynamic linker characteristics.
+ * exec-tool.in: Use them.
+ * aclocal.m4: Regenerate.
+ * configure: Regenerate.
+
+2008-04-02 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (expand_var): Delete it.
+ * expr.h (expand_var): Delete prototype.
+ * function.c (expand_function_start): Use expand_decl instead.
+ * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
+ langhook.
+
+2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
+
+ PR rtl-optimization/35542
+ * fwprop.c (forward_propagate_and_simplify): Replace
+ loc_reg_mentioned_in_p with reg_mentioned_p.
+
+2008-04-02 Paolo Bonzini <bonzini@gnu.org>
+
+ PR rtl-optimization/35281
+ * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
+ (propagate_rtx_1): Handle PR_HANDLE_MEM.
+ (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
+ (varying_mem_p): Move above propagate_rtx.
+ (all_uses_available_at): Do not check MEMs.
+
+2008-04-02 Rafael Espíndola <espindola@google.com>
+
+ * tree-vrp.c (extract_code_and_val_from_cond): Remove.
+ (register_edge_assert_for_2): Split the cond argument.
+ (register_edge_assert_for_1): Adjust for the change in
+ register_edge_assert_for_2.
+ (register_edge_assert_for): Split the cond argument.
+ (find_switch_asserts): Adjust for the change in
+ register_edge_assert_for.
+
+2008-04-02 Kai Tietz <kai.tietz@onevision.com>
+
+ * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
+ * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
+ offsets for 64-bit mingw.
+ * config/i386/i386.c (ix86_pass_by_reference): Correct calling
+ abi for x86_64-pc-mingw.
+
+2008-04-02 Richard Guenther <rguenther@suse.de>
+
+ * tree-vrp.c (extract_range_from_assert): Make sure to not
+ produce range min/max with TREE_OVERFOW set.
+ If merging a anti-range and a range keep the anti-range if
+ the range covers all values of the type.
+ (register_edge_assert_for_2): Only allow sign-changing
+ conversions in detecting canonical range checks. Also
+ register an assert for the unsigned name if useful.
+
+ PR tree-optimization/35787
+ * tree-vrp.c (vrp_val_max): New function.
+ (vrp_val_min): Likewise.
+ (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
+ (vrp_val_is_min): Likewise.
+ (supports_overflow_infinity): Use vrp_val_{min,max}.
+ (negative_overflow_infinity): Likewise.
+ (positive_overflow_infinity): Likewise.
+ (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
+ (is_positive_overflow_infinity): Likewise.
+ (is_overflow_infinity): Likewise.
+ (avoid_overflow_infinity): Use vrp_val_{min,max} and
+ vrp_val_is_{min,max}.
+ (set_and_canonicalize_value_range): Canonicalize anti-ranges
+ to ranges if possible. Avoid empty ranges.
+
+2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle-end/35705
+ * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
+ the expression is a function address.
+
+2008-04-01 George Helffrich <george@gcc.gnu.org>
+
+ PR fortran/35154, fortran/23057
+ * dbxout.c: Emit .stabs debug info for Fortran COMMON block
+ variables as base symbol name + offset using N_BCOMM/N_ECOMM.
+ (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
+ (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
+ in common.
+ (dbxout_syms): Check for COMMON-based symbol and wrap in
+ N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
+ in bracket for efficiency.
+
+ * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
+ using DW_TAG_common_block + member offset.
+ (add_pubname_string): New function.
+ (dw_expand_expr): New function to find block name and offset for
+ COMMON var.
+ (common_check): New function to check whether symbol in Fortran COMMON.
+ (gen_variable_die): If COMMON, use DW_TAG_common_block.
+
+2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
+
+ PR c/35436
+ * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
+
+2008-04-02 Ben Elliston <bje@au.ibm.com>
+
+ * config/v850/v850.md (casesi): Remove if (0) code.
+ * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
+ * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
+
+2008-04-01 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (rex64suffix): New mode attribute.
+ (floathi<mode>2): Disable expander for SSE math.
+ (*floathi<mode>2_1): New insn insn_and_split pattern.
+ (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
+ corresponding post-reload splitters.
+ (*floathi<mode>2_i387): New macroized insn pattern.
+ (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
+ (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
+ insn_and_split pattern.
+ (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
+ New macroized instruction patterns and corresponding post-reload
+ splitters.
+ (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
+ and corresponding post-reload splitters.
+ (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
+ New macroized instruction patterns.
+ (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
+ macroized instruction patterns and corresponding post-reload splitters.
+ (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
+ corresponding post-reload splitters.
+ (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
+ New macroized instruction patterns.
+ (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
+ corresponding post-reload splitters.
+ (*floatsi<mode>2_i387): New macroized instruction patterns.
+
+2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.md (smaxmin): New.
+ (umaxmin): Likewise.
+ (maxminiprefix): Likewise.
+ (maxminfprefix): Likewise.
+ (<code><mode>3): Likewise.
+ (smin<mode>3): Removed.
+ (smax<mode>3): Likewise.
+
+ * config/i386/mmx.md (mmx_<code>v2sf3): New.
+ (mmx_<code>v4hi3): Likewise.
+ (mmx_<code>v8qi3): Likewise.
+ (mmx_smaxv2sf3): Removed.
+ (mmx_sminv2sf3): Likewise.
+ (mmx_umaxv8qi3): Likewise.
+ (mmx_smaxv4hi3): Likewise.
+ (mmx_uminv8qi3): Likewise.
+ (mmx_sminv4hi3): Likewise.
+
+ * config/i386/sse.md (<addsub><mode>3): New.
+ (*<addsub><mode>3): Likewise.
+ (<sse>_vm<addsub><mode>3): Likewise.
+ (<maxmin><mode>3): Likewise.
+ (*<maxmin><mode>3_finite): Likewise.
+ (*<maxmin><mode>3): Likewise.
+ (<sse>_vm<maxmin><mode>3): Likewise.
+ (sse3_h<addsub>v4sf3): Likewise.
+ (sse3_h<addsub>v2df3): Likewise.
+ (<maxmin>v16qi3): Likewise.
+ (*<maxmin>v16qi3): Likewise.
+ (<maxmin>v8hi3): Likewise.
+ (*<maxmin>v8hi3): Likewise.
+ (*sse4_1_<maxmin><mode>3): Likewise.
+ (*sse4_1_<maxmin><mode>3): Likewise.
+ (add<mode>3): Removed.
+ (*add<mode>3): Likewise.
+ (<sse>_vmadd<mode>3): Likewise.
+ (sub<mode>3): Likewise.
+ (*sub<mode>3): Likewise.
+ (<sse>_vmsub<mode>3): Likewise.
+ (smin<mode>3): Likewise.
+ (*smin<mode>3_finite): Likewise.
+ (*smin<mode>3): Likewise.
+ (<sse>_vmsmin<mode>3): Likewise.
+ (smax<mode>3): Likewise.
+ (*smax<mode>3_finite): Likewise.
+ (*smax<mode>3): Likewise.
+ (<sse>_vmsmax<mode>3): Likewise.
+ (sse3_haddv4sf3): Likewise.
+ (sse3_haddv2df3): Likewise.
+ (sse3_hsubv4sf3): Likewise.
+ (sse3_hsubv2df3): Likewise.
+ (umaxv16qi3): Likewise.
+ (*umaxv16qi3): Likewise.
+ (smaxv8hi3): Likewise.
+ (*smaxv8hi3): Likewise.
+ (*sse4_1_smax<mode>3): Likewise.
+ (*sse4_1_umax<mode>3): Likewise.
+ (uminv16qi3): Likewise.
+ (*uminv16qi3): Likewise.
+ (sminv8hi3): Likewise.
+ (*sminv8hi3): Likewise.
+ (*sse4_1_smin<mode>3): Likewise.
+ (*sse4_1_umin<mode>3): Likewise.
+
+2008-04-01 Rafael Espíndola <espindola@google.com>
+
+ * tree-cfg.c (verify_expr): remove in_phi.
+ (verify_stmt): Don't call walk_tree with verify_expr. Use
+ is_gimple_min_invariant instead of is_gimple_val.
+
+2008-04-01 Joseph Myers <joseph@codesourcery.com>
+
+ * doc/include/gpl_v3.texi: Update for manpage generation.
+ * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
+ gpl.texi.
+ * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
+ * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
+ gpl_v3.texi instead of gpl.texi.
+ (gpl.pod): New.
+
+2008-04-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR pch/13675
+ * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
+
+2008-04-01 Rafael Espíndola <espindola@google.com>
+
+ * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
+ (extract_code_and_val_from_cond): Use
+ extract_code_and_val_from_cond_with_ops.
+
+2008-04-01 Jan Hubicka <jh@suse.cz>
+
+ * function.c (free_after_compilation): Free epilogue_delay_list.
+ (prepare_function_start): Assert that previous compilation was freed.
+
+2008-04-01 Jan Hubicka <jh@suse.cz>
+ Jim Wilson <wilson@tuliptree.org>
+ Andreas Tobler <andreast@gcc.gnu.org>
+
+ PR middle-end/35781
+ * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
+ rtl.emit instead cfun->emit.
+ * sparc/sparc.h (INIT_EXPANDERS): Likewise.
+ * ia64/ia64.h (INIT_EXPANDERS): Likewise.
+
+2008-04-01 Ben Elliston <bje@au.ibm.com>
+
+ * doc/c-tree.texi (Function Basics): Fix grammatical error.
+
+2008-03-31 Seongbae Park <seongbae.park@gmail.com>
+
+ * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
+ New options
+ (fprofile-use): Add var flag_profile_use
+ * coverage.c (coverage_begin_output): Do not open a gcno file for
+ output only if -ftest-coverage is set.
+ Do not add getpwd() to gcda file path.
+ (build_gcov_info): Check the new flag
+ flag_profile_datafile_relative_path.
+ (coverage_init): Use profile_data_prefix.
+ Read profile counter only if flag_profile_use is set.
+ * opts.c (common_handle_option): New option fprofile-use=,
+ fprofile-dir=, fprofile-generate=.
+ * toplev.c (profile_data_prefix): New variable definition.
+ * toplev.h (profile_data_prefix): New declaration.
+ * doc/invoke.tex (Option Summary, Optimization Options):
+ Add new options.
+
+2008-03-31 James E. Wilson <wilson@tuliptree.org>
+
+ * varasm.c (output_constant_pool_1): In LABEL_REF check,
+ use tmp consistently.
+
+ PR target/35695
+ * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
+ * config/ia64/ia64.c (rtx_needs_barrier): Handle
+ UNSPEC_FR_RECIP_APPROX_RES.
+ * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
+
+2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
+
+ PR c/35750
+ * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
+
+2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR middle-end/30186
+ * fold-const.c (fold_indirect_ref_1): Support accessing non first
+ element of the vector via a pointer.
+
+2008-03-31 Ian Lance Taylor <iant@google.com>
+
+ * tlink.c (scan_linker_output): Look for symbol name in single quotes.
+
+2008-03-31 Jan Hubicka <jh@suse.cz>
+
+ * builtins.c (expand_builtin_setjmp_receiver): Update call of
+ get_arg_pointer_save_area.
+ * expr.c (init_expr): Just clear out rtl.expr.
+ * function.c (free_after_compilation): Clear out whole RTL structure.
+ (get_func_frame_size): Merge into ...
+ (get_frame_size): ... this one.
+ (assign_stack_local_1): Merge into ...
+ (assign_stack_local): ... this one.
+ (expand_function_end): Update call of get_arg_pointer_save_area.
+ (get_art_pointer_save_area): Remove cfun argument.
+ * function.h (emit_status): regno_pointer_align does not need length
+ attribute. Move x_regno_reg_rtx to ...
+ (regno_reg_rtx): ... new global array.
+ (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
+ (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
+ apply_args_value, forced_labels, stack_pointer_delta):
+ Update accestors.
+ (struct varasm_status): Move here from varasm.c
+ (struct rtl_data): New. Move here some fields from struct function.
+ (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
+ frame_offset, stack_check_probe_note, arg_pointer_save_area,
+ used_temp_slots avail_temp_slots, temp_slot_level,
+ nonlocal_goto_handler_labels): Update accesstors.
+ (rtl): New global variable.
+ (struct function): Move some fileds to rtl_data.
+ (get_arg_pointer_save_area): Update prototype.
+ * emit-rtl.c (rtl): Declare.
+ (regno_reg_rtx): Declare.
+ (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
+ Update.
+ (gen_reg_rtx): Update.
+ (init_virtual_regs): Do not tate emit_status argument.
+ (init_emit): Do not allocate emit.
+ * varasm.c (varasm_statuc): Move to function.h.
+ (n_deferred_constatns): Update accestor.
+ (init_varasm_status): Do not allocate varasm_status.
+ (force_const_mem, get_pool_size, output_constant_pool): Update.
+ * stmt.c (force_label_rtx): Do not use x_ prefixes.
+ (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
+
+2008-03-31 Zdenek Dvorak <ook@ucw.cz>
+
+ PR rtl-optimization/35729
+ * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
+ references.
+
+2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/32000
+ * config/i386/i386.md (*movti_internal): Emit unaligned SSE
+ load/store if memory is unaligned.
+ (*movti_rex64): Likewise.
+
+ * config/i386/predicates.md (misaligned_operand): New.
+
+2008-03-31 Andrew Pinski <pinskia@gmail.com>
+
+ PR tree-opt/35431
+ * tree-ssa-phiopt.c (conditional_replacement): Return early for
+ complex types.
+
+2008-03-31 Jan Beulich <jbeulich@novell.com>
+
+ * config/ia64/constraints.md: Add 'j' constraint.
+ * config/ia64/ia64.md (movsi_internal): Add addp4 case.
+ (movdi_internal): Likewise.
+
+2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
+
+ PR c/35748
+ * c-typeck.c (build_c_cast): Skip invalid fields in unions.
+
+2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/35757
+ * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
+ proper error message for the third argument on blendpd and
+ blendps.
+
+ * config/i386/sse.md (blendbits): New.
+ (sse4_1_blendp<ssemodesuffixf2c>): Use it.
+
+2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
+
+ * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
+
+2008-03-30 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/31023
+ * fold-const.c (fold_sign_changed_comparison): Do leave
+ conversions to base-types alone.
+
+2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
+ the link register if one altivec register is be saved.
+
+2008-03-30 Ben Elliston <bje@au.ibm.com>
+
+ * final.c (final_scan_insn): Remove if (0) code.
+
+2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
+
+ * c-parser.c (c_parser_next_token_is_keyword): Simplify.
+
+2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
+ of V4SFmode to ix86_binary_operator_ok.
+
+2008-03-28 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (override_options): Initialize
+ ix86_veclib_handler to ix86_veclibabi_svml when
+ -mveclibabi=svml is used.
+ (ix86_veclibabi_svml): New function for SVML ABI style
+ vectorization support.
+ * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
+
+2008-03-28 Rafael Espíndola <espindola@google.com>
+
+ * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
+ (tree_binary_nonnegative_warnv_p): Make it public.
+ (tree_single_nonnegative_warnv_p): Make it public.
+ (tree_invalid_nonnegative_warnv_p): Make it public.
+ (tree_unary_nonzero_warnv_p): Make it public.
+ (tree_binary_nonzero_warnv_p): Make it public
+ (tree_single_nonzero_warnv_p): Make it public.
+ * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
+ (extract_range_from_binary_expr): Split the expr argument.
+ (extract_range_from_unary_expr): Split the expr argument.
+ (extract_range_from_comparison): Split the expr argument.
+ (extract_range_from_expr): Use the new aux functions.
+ (vrp_evaluate_conditional_warnv): Use
+ vrp_evaluate_conditional_warnv_with_ops.
+ * tree.h (tree_unary_nonzero_warnv_p): Declare.
+ (tree_binary_nonzero_warnv_p): Declare.
+ (tree_single_nonzero_warnv_p): Declare.
+ (tree_expr_nonzero_warnv_p): Declare.
+ (tree_unary_nonnegative_warnv_p): Declare.
+ (tree_binary_nonnegative_warnv_p): Declare.
+ (tree_single_nonnegative_warnv_p): Declare.
+ (tree_invalid_nonnegative_warnv_p): Declare.
+
+2008-03-28 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/30317
+ PR tree-optimization/30911
+ PR tree-optimization/34793
+ * tree-vrp.c (set_and_canonicalize_value_range): New function.
+ (struct assert_locus_d): New member EXPR.
+ (register_new_assert_for): Add EXPR parameter to support
+ ASSERT_EXPR <name, expr OP limit>.
+ (register_edge_assert_for_1): Adjust callers.
+ (find_assert_locations): Likewise.
+ (process_assert_insertions_for): Build condition from expression.
+ (extract_range_from_assert): Handle ASSERT_EXPRs
+ of the form ASSERT_EXPR <name, expr OP limit>.
+ (register_edge_assert_for_2): New helper registering
+ asserts for comparisons. Recognize range tests of the form
+ (unsigned)i - CST1 OP CST2.
+ (register_edge_assert_for_1): Use it.
+ (register_edge_assert_for): Likewise.
+ (needs_overflow_infinity): Integer sub-types
+ do not need overflow infinities.
+ (vrp_val_is_max): The extreme values of integer sub-types
+ are those of the base type.
+ (vrp_val_is_min): Likewise.
+ * tree.def (ASSERT_EXPR): Document extra allowed conditional
+ expressions.
+
+2008-03-28 Nick Clifton <nickc@redhat.com>
+
+ PR target/31110
+ * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
+ Return GENERAL_REGS for stack adjustment reloads.
+
+2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR target/31334
+ * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
+ const_vector when all the vectors are constant.
+
+2008-03-27 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
+ comparisons.
+ * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
+ (any_scc_sf): Add uneq, unlt, unle and unordered operators.
+ (scc_sf): New.
+ (s<code>_sf): Use new scc_sf attribute for opcode names.
+
+2008-03-27 Tom Tromey <tromey@redhat.com>
+
+ * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
+ configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
+ config/spu/t-spu-elf, config/i386/t-interix,
+ config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
+ config/i386/x-darwin, config/i386/x-mingw32,
+ config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
+ config/sh/t-sh, config/sh/t-symbian, config/x-linux,
+ config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
+ config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
+ config/rs6000/x-rs6000, config/rs6000/x-darwin64,
+ config/rs6000/x-darwin, config/rs6000/t-rs6000,
+ config/score/t-score-elf, config/arm/t-strongarm-pe,
+ config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
+ config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
+ Revert automatic dependency patch.
+
+2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/35657
+ * config/i386/i386.c (ix86_function_arg_boundary): Align
+ decimal floating point to its natural boundary.
+
+2008-03-27 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35716
+ * fold-const.c (fold_comparison): Restrict distinct decl
+ comparison folding to VAR_DECLs and PARM_DECLs. Do not
+ solely rely on operand_equal_p.
+
+2008-03-27 Richard Guenther <rguenther@suse.de>
+
+ PR c/32511
+ * c-common.c (handle_weak_attribute): Reject combination of
+ weak and inline.
+
+2008-03-27 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/32810
+ * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
+ conversions from DECL_INITIAL.
+ (fold_const_aggregate_ref): Likewise from constructor elements.
+
+2008-03-27 Zdenek Dvorak <ook@ucw.cz>
+
+ * tree-affine.h (aff_combination_expand): Declare.
+ (get_inner_reference_aff): Likewise.
+ * tree-affine.c (aff_combination_expand): Split out from
+ tree_to_aff_combination_expand.
+ (get_inner_reference_aff): New function.
+ * tree-parloops.c (loop_parallel_p): Free vectorizer info.
+ * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
+ (struct lim_aux_data): sm_done field removed.
+ (mem_ref_loc_p, mem_ref_locs_p): New types.
+ (struct mem_ref): Added id, stored, accesses_in_loop,
+ indep_loop, dep_loop, indep_ref, dep_ref fields.
+ Removed is_stored, locs and next fields.
+ (memory_accesses): New variable.
+ (movement_possibility): Do not allow moving statements
+ that store to memory.
+ (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
+ New functions.
+ (determine_max_movement): For statements with memory references,
+ find the outermost loop in that the reference is independent.
+ (move_computations_stmt): Mark the virtual operands for renaming.
+ (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
+ gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
+ vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
+ add_vop_ref_mapping, create_vop_ref_mapping_loop,
+ create_vop_ref_mapping, analyze_memory_references,
+ cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
+ get_all_locs_in_loop, ref_always_accessed_p,
+ refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
+ ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
+ store_motion_loop, store_motion): New functions.
+ (struct vop_to_refs_elt): New type.
+ (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
+ memref_hash, memref_eq, hoist_memory_references): Rewritten.
+ (schedule_sm): Replaced by...
+ (execute_sm): ... this.
+ (determine_lsm_ref, hoist_memory_references,
+ loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
+ find_more_ref_vops, free_mem_ref, free_mem_refs,
+ determine_lsm_loop, determine_lsm): Removed.
+ (tree_ssa_lim_finalize): Free data structures used by store motion.
+ (tree_ssa_lim): Call analyze_memory_references. Use
+ store_motion instead of determine_lsm.
+
+2008-03-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
+ rename tmake_file to m68hc11/t-m68hc11.
+ (mcore): Set inhibit_libc to true.
+ * config.host (alpha*-dec-*vms*): Set extra_programs.
+ (interix3*): Don't use host_xmake_file.
+ * configure.ac: Let config.gcc override inhibit_libc.
+ * configure: Regenerate.
+
+ * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
+ * config/t-openbsd-thread: Remove commented out lines.
+
+ * config/x-interix: Remove.
+
+ * config/m68hc11/t-m68hc11-gas: Rename to...
+ * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
+
+ * config/mcore/t-mcore: Remove T_CFLAGS.
+ * config/mcore/t-mcore-pe: Likewise.
+
+2008-03-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Replace custom __GNU_SOURCE test with
+ AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
+ * aclocal.m4: Regenerate.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+
+2008-03-27 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (target.h): Include.
+ (fold_comparison): Fold comparison of addresses of decls
+ that bind locally or of constants. Consolidate address folding code.
+ * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
+ results from fold_binary_to_constant.
+ (compare_values_warnv): Likewise.
+
+2008-03-27 Andrew Pinski <pinskia@gmail.com>
+
+ PR middle-end/35429
+ * fold-const.c (fold_truthop): Check for integeral types when folding
+ a == 0 && b == 0 and a != 0 || b != 0 .
+
+2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
+
+2008-03-26 Andreas Schwab <schwab@suse.de>
+
+ * doc/invoke.texi: Fix use of @item vs. @itemx.
+
+2008-03-26 Tom Tromey <tromey@redhat.com>
+
+ * Makefile.in (build/gensupport.o, build/print-rtl.o,
+ build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
+ build/genattrtab.o, build/genautomata.o, build/gencheck.o,
+ build/gencodes.o, build/genconditions.o, build/genconfig.o,
+ build/genconstants.o, build/genemit.o, build/genextract.o,
+ build/genflags.o, build/genmddeps.o, build/genopinit.o,
+ build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
+ options.h.
+
+2008-03-26 Richard Guenther <rguenther@suse.de>
+
+ Revert
+ 2008-03-26 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (target.h): Include.
+ (fold_comparison): Fold comparison of addresses of two decls
+ that bind locally. Consolidate address folding code.
+
+2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (expand_builtin_pow, fold_builtin_cabs,
+ fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
+ fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
+ dconstsqrt2, dconstthird, dconste and/or dconst10.
+ * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
+ * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
+ dconstsqrt2, dconste): Delete.
+ (init_emit_once): Likewise. Simplify initializing dconstm1.
+ Constify variable.
+ * real.c (get_real_const): New.
+ * real.h (dconst3, dconst10, dconstm2, dconstthird,
+ dconstsqrt2, dconste): Delete.
+ (real_value_const, get_real_const): New.
+
+2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
+
+ * config/i386/i386.c (ix86_function_arg_boundary): Check
+ BIGGEST_ALIGNMENT instead of 128.
+ (setup_incoming_varargs_64): Likewise.
+
+2008-03-26 Tom Tromey <tromey@redhat.com>
+
+ * Makefile.in (DEPFILES): Add missing '/'.
+
+2008-03-26 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (target.h): Include.
+ (fold_comparison): Fold comparison of addresses of two decls
+ that bind locally. Consolidate address folding code.
+
+2008-03-26 Nick Clifton <nickc@redhat.com>
+
+ PR target/31232
+ * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
+ not allow INT+INT as a legitimate addressing mode.
+
+2008-03-26 Richard Guenther <rguenther@suse.de>
+
+ * tree-flow.h (widen_bitfield): Remove declaration.
+ * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
+ (widen_bitfield): Remove function.
+ * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
+ code.
+
+2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR target/31558
+ * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
+ error_mark_node's.
+
+2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR rtl-optimization/35232
+ * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
+ (forget_old_reloads_1, forget_marked_reloads): Don't clear
+ reg_reloaded_call_part_clobbered here.
+ (reload_regs_reach_end_p): New function.
+ (reload_reg_rtx_for_input): New variable.
+ (reload_reg_rtx_for_output): Likewise.
+ (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
+ when reassigning a pseudo register. Load reloadreg from
+ reload_reg_rtx_for_input, moving the mode and register
+ calculation to...
+ (do_input_reload): ...here. Use the mode-adjusted reg_rtx
+ instead of the original when deciding whether an input reload
+ would be a no-op or whether an output reload can be deleted.
+ (emit_output_reload_insns): Use the mode-adjusted reg_rtx
+ when setting up new_spill_reg_store. Load it from
+ reload_reg_rtx_for_output, moving the mode and register
+ calculation to...
+ (do_output_reload): ...here. Use the mode-adjusted reg_rtx
+ instead of the original when deciding whether an output reload
+ would be a no-op. Do the same when modifying insn notes.
+ Use rtx_equal_p instead of == to compare the registers.
+ (inherit_piecemeal_p): Take a mode and two register numbers
+ as argument.
+ (emit_reload_insns): Clear new_spill_reg_store for every hard
+ register in the reload register. Remove spill registers
+ from reg_reloaded_valid before considering whether to record
+ inheritance information for them. Use reload_reg_rtx_for_output
+ instead of reg_rtx when recording output reloads. Use
+ reload_reg_rtx_for_input instead of reg_rtx when recording
+ input reloads. Set or clear reg_reloaded_call_part_clobbered
+ at the same time as setting reg_reloaded_valid.
+ (delete_output_reload): Add a new_reload_reg parameter and use it
+ instead of rld[j].reg_rtx.
+ (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
+ calls accordingly.
+
+2008-03-25 Tom Tromey <tromey@redhat.com>
+
+ * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
+ (build/genattr.o): Likewise.
+ (build/genattrtab.o): Likewise.
+ (build/gencodes.o): Likewise.
+ (build/genconfig.o): Likewise.
+ (build/genconstants.o): Likewise.
+ (build/genemit.o): Likewise.
+ (build/genextract.o): Likewise.
+ (build/genflags.o): Likewise.
+
+2008-03-25 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
+ instead of size_int for integer types.
+ (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
+ to match type of MINUS_EXPR.
+
+2008-03-25 Tom Tromey <tromey@redhat.com>
+
+ * configure: Rebuilt.
+ * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
+ Makefile.
+
+2008-03-25 Tom Tromey <tromey@redhat.com>
+
+ * config/x-solaris (host-solaris.o): Update.
+ * config/x-linux (host-linux.o): Update.
+ * config/x-hpux (host-hpux.o): Update.
+ * config/x-darwin (host-darwin.o): Update.
+ * config/v850/t-v850e (v850-c.o): Update.
+ * config/v850/t-v850 (v850-c.o): Update.
+ * config/t-vxworks (vxworks.o): Update.
+ * config/t-sol2 (sol2-c.o, sol2.o): Update.
+ * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
+ * config/spu/t-spu-elf (spu-c.o): Update.
+ (spu.o): Remove.
+ * config/sh/t-symbian (sh-c.o): Update.
+ (symbian.o): Update.
+ * config/sh/t-sh (sh-c.o): Update.
+ * config/score/t-score-elf (score7.o, score3.o): Update.
+ * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
+ * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
+ * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
+ * config/rs6000/t-rs6000 (rs6000-c.o): Update.
+ (rs6000.o): Remove.
+ * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
+ * config/m32c/t-m32c (m32c-pragma.o): Update.
+ * config/ia64/t-ia64 (ia64-c.o): Update.
+ * config/i386/x-mingw32 (host-mingw32.o): Update.
+ * config/i386/x-i386 (driver-i386.o): Update.
+ * config/i386/x-darwin (host-i386-darwin.o): Update.
+ * config/i386/x-cygwin (host-cygwin.o): Update.
+ * config/i386/t-nwld (nwld.o): Update.
+ * config/i386/t-netware (netware.o): Update.
+ * config/i386/t-interix (winnt.o): Update.
+ * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
+ * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
+ msformat-c.o): Update.
+ * config/bfin/t-bfin-linux (generated_files): Add
+ linux-sysroot-suffix.h.
+ * config/arm/t-wince-pe (pe.o): Update.
+ * config/arm/t-strongarm-pe (pe.o): Update.
+ * config/arm/t-pe (pe.o): Update.
+ * config/arm/t-arm (arm-c.o): Update.
+ * doc/install.texi (Prerequisites): Require make 3.80.
+ * Makefile.in: Remove .o targets.
+ (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
+ (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
+ (simple_generated_h, simple_generated_c): Move earlier.
+ (generated_files): New variable.
+ (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
+ TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
+ BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
+ ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
+ REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
+ CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
+ CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
+ INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
+ PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
+ TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
+ DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
+ VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
+ (.c.o): Remove.
+ (COMPILE.base, COMPILE): New variables.
+ (%.o): New pattern rule.
+ (ALL_HOST_OBJS): New variable.
+ (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
+ (dummy-checksum.o, cc1-checksum.o): Remove.
+ (DRIVER_SHLIB): New variable.
+ (DRIVER_DEFINES): Use it.
+ (gencondmd.c): Move out of build/.
+ (s-conditions): Update.
+ (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
+ (ALL_BUILD_OBJS): Likewise.
+ (build/%.o): Use BUILDCOMPILE.
+ (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
+ build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
+ build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
+ build/gencheck.o, build/gencodes.o, build/genconditions.o,
+ build/genconfig.o, build/genconstants.o, build/genemit.o,
+ build/genextract.o, build/genflags.o, build/genmddeps.o,
+ build/genopinit.o, build/genoutput.o, build/genpeep.o,
+ build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
+ build/gen-protos.o, build/scan.o, build/fix-header.o,
+ build/scan-decls.o): Simplify.
+ (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
+ cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
+ prefix.o, toplev.o): Reduce to variable setting.
+ (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
+ ($(out_object_file), gcc-options.o): New targets.
+ ($(ALL_HOST_OBJS)): New target. Include dependency files.
+ * configure: Rebuilt.
+ * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
+ * doc/sourcebuild.texi (Front End Directory): Document new variable.
+
+2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
+
+ * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
+ complain when we hit an error, return ERROR_MARK_NODE.
+
+2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
+
+ * config/sh/constraints.md (Pso, Psz): New constraints.
+ * config/sh/sh.c (print_operand): Add %V and %W operand codes.
+ * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
+
+2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
+
+ * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
+ * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
+
+2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
+
+ * config/sh/sh.md (prefetch): Add condition for SH2A target.
+ (prefetch_sh2a): New.
+
+2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
+ Naveen.H.S <naveen.hs@kpitcummins.com>
+
+ * config/sh/constraints.md (I28): New constraint.
+ * config/sh/sh.c (broken_move): Add support for movi20s.
+ * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
+
+2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
+ Jayant Sonar <Jayant.sonar@kpitcummins.com>
+ Naveen.H.S <naveen.hs@kpitcummins.com>
+
+ * config/sh/sh.c (SH_ATTRIBUTES): Define.
+ (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
+ (print_operand): Handle resbank in %@ operand code.
+ (sh_encode_section_info): New.
+ (push_regs): Add conditions for resbank.
+ (sh_expand_epilogue): Likewise.
+ (sh_insert_attributes): Likewise.
+ (sh_attribute_table): Likewise.
+ (sh_handle_resbank_handler_attribute): New.
+ (sh2a_handle_function_vector_handler_attribute): New.
+ (sh2a_is_function_vector_call): New.
+ (sh2a_get_function_vector_number): New.
+ (sh2a_function_vector_p): New.
+ (sh_cfun_resbank_handler_p): New.
+ * config/sh/sh.md (calli): Emit jsr/n if possible.
+ (calli_tbr_rel): New.
+ (calli_pcrel): Emit jsr/n if possible.
+ (return_i): Emit rts/n if possible.
+ (call_valuei_tbr_rel): New.
+ (call_valuei_pcrel): Add condition for SH2A target.
+ (call_value): Likewise.
+ * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
+ (sh2a_get_function_vector_number): Likewise.
+ (sh2a_is_function_vector_call): Likewise.
+ * doc/extend.texi: Document TBR relative addressing of SH2A.
+ (resbank): Add description for SH2A.
+
+2008-03-24 Richard Guenther <rguenther@suse.de>
+
+ PR c/22371
+ * gimplify.c (gimplify_modify_expr): For frontend type-correct
+ pointer assignments change conversions according to middle-end rules.
+ (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
+ * configure.ac: Include type checking in yes.
+ * configure: Regenerate.
+
+2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * diagnostic.c (diagnostic_count_diagnostic): Delete.
+ (diagnostic_report_diagnostic): Update. Handle ICEs here.
+
+2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
+
+ * gthr-vxworks.h (UNUSED): Define.
+
+2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
+
+2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
+
+ * doc/extend.texi (Function Attributes): Add missing comma in the
+ example of the "alloc_size" attribute.
+
+2008-03-23 Uros Bizjak <ubizjak@gmail.com>
+
+ Revert:
+ 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386-modes.def: Use 4 byte alignment on DI for
+ 32bit host.
+
+ 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/35496
+ * stor-layout.c (update_alignment_for_field): Set minimum alignment
+ of the underlying type of a MS bitfield layout to the natural
+ alignment of the type.
+
+ 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (assign_386_stack_local): Align DImode slots
+ to their natural alignment to avoid store forwarding stalls.
+
+2008-03-22 Richard Guenther <rguenther@suse.de>
+
+ * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
+ For PHI nodes verify the address is invariant.
+ * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
+ (get_symbol_constant_value): Use is_gimple_min_invariant.
+ (maybe_fold_stmt_indirect): Likewise.
+
+2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR rtl-optimization/33927
+ * Makefile.in (dse.o): Depend on $(TM_P_H).
+ * expr.h (extract_low_bits): Declare.
+ * expmed.c (extract_low_bits): New function.
+ * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
+ * dse.c: Include tm_p.h.
+ (find_shift_sequence): Remove the read_reg argument and return the
+ read value. Emit the instructions instead of returning them.
+ Iterate on new_mode rather than calculating it each time.
+ Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
+ source to NEW_MODE and extract_low_bits to convert the shifted
+ value to READ_MODE.
+ (replace_read): Allow the load and store to have different mode
+ classes. Use extract_low_bits when SHIFT == 0. Create the shift
+ or extraction instructions before trying the replacement. Update
+ dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
+
+2008-03-22 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (assign_386_stack_local): Align DImode slots
+ to their natural alignment to avoid store forwarding stalls.
+
+2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR target/27946
+ * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
+ encouraging but not allowing gprs for input;
+ change the input constraint to !f#r.
+ (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
+ gprs for output;
+ change the output constraint to !f#r.
+
+2008-03-21 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/13958
+ * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
+ corresponding post-reload splitters.
+ ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
+ when x87 FP math is selected.
+ * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
+ New function prototype.
+ * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
+ unreachable function to ease macroization of insn patterns.
+
+2008-03-21 Martin Jambor <mjambor@suse.cz>
+
+ * tree-data-ref.c (dump_data_dependence_relation): Avoid data
+ reference dumps if ddr is NULL or dependence is unknown.
+
+2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
+ unsigned extension into account.
+ (ATOMIC_COMPARE_AND_SWAP): Likewise.
+ (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
+ Do computations on a scratch register.
+
+2008-03-21 Richard Guenther <rguenther@suse.de>
+
+ * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
+ Use is_gimple_min_invariant instead of TREE_INVARIANT.
+ * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
+ * tree-ssa-dom.c (record_equality): Likewise.
+ * tree-inline.c (copy_body_r): Likewise.
+ * tree-ssa-pre.c (make_values_for_stmt): Remove test for
+ TREE_INVARIANT.
+
+2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (split_branches): Pass zero to redirect_jump
+ as 'delete_unused' argument.
+
+2008-03-20 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
+ special casing of constant qualifiers.
+ * tree-ssa.c (useless_type_conversion_p_1): Instead do not
+ care about them in general.
+ * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
+ regardless of their type.
+ (fold_stmt_r): Forcefully fold *& if we end up with that.
+
+2008-03-20 Paul Brook <paul@codesourcery.com>
+
+ * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
+ * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
+ linker flags.
+ * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
+ definition.
+ (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
+ * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
+
+2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
+
+ * common.opt (Wmudflap): New option.
+ * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
+ (mx_register_decls): Likewise.
+ (mudflap_finish_file): Likewise.
+ * doc/invoke.texi: Document -Wno-mudflap.
+
+2008-03-20 Kai Tietz <kai.tietz@onevision.com>
+
+ * c-format.c (replace_format_name_to_system_name): New.
+ (cmp_attribs): New.
+ (convert_format_name_to_system_name): New.
+ (decode_format_attr): Add use of convert_format_name_to_system_name.
+ (format_types_orig): Add gnu_ prefix to names.
+ (check_format_info_main): Special treating of \0 escaped names for
+ supporting multi-character format specifiers as I32, I64.
+ (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
+ (gnu_target_overrides_format_attributes): New.
+ * c-format.h: Add structure target_ovr_attr to hold
+ system specific formatter names.
+ * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
+ msformat-c.o file to c_target_objs and cxx_target_objs.
+ * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
+ (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
+ (TARGET_N_FORMAT_TYPES): New.
+ * config/i386/msformat-c.c: New.
+ * config/i386/t-cygming: Add build rule for msformat-c.o.
+ * doc/extend.texi: Add new format names gnu_* and ms_* and
+ further details.
+ * doc/tm.texi (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
+
+2008-03-20 Ira Rosen <irar@il.ibm.com>
+
+ * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
+ optimizations turned on under -O3.
+ (ftree-vectorize): Add that the flag is turned on with -O3.
+
+2008-03-20 Ben Elliston <bje@au.ibm.com>
+
+ * regmove.c (try_auto_increment): Fix spelling error in comment.
+ * final.c (final_scan_insn): Likewise.
+
+2008-03-20 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/14552
+ * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
+ allocator preferences for "y" and "r" class registers.
+ ("*mov<mode>_internal"): Ditto.
+ ("*movv2sf_internal_rex64"): Ditto.
+ ("*movv2sf_internal"): Ditto.
+
+2008-03-19 Michael Matz <matz@suse.de>
+
+ PR middle-end/35616
+ * calls.c (expand_call): Check overlap of arguments with call
+ address for sibcalls.
+
+2008-03-19 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/35496
+ * stor-layout.c (update_alignment_for_field): Set minimum alignment
+ of the underlying type of a MS bitfield layout to the natural
+ alignment of the type.
+
+2008-03-19 Jan Hubicka <jh@suse.cz>
+
+ PR other/35094
+ * toplev.c (decode_d_option): Handle all CPP flags.
+ * tree-vrp.c: Update tree_pass descriptors.
+ * regrename.c: Update tree_pass descriptors.
+ * fwprop.c: Update tree_pass descriptors.
+ * doc/invoke.texi: Remove documentation of dropped -d? flags.
+ * tree-into-ssa.c: Update tree_pass descriptors.
+ * tree-dump.c: Update tree_pass descriptors.
+ * tree-complex.c: Update tree_pass descriptors.
+ * tree-dump.h: Update tree_pass descriptors.
+ * see.c: Update tree_pass descriptors.
+ * cgraphbuild.c: Update tree_pass descriptors.
+ * tracer.c: Update tree_pass descriptors.
+ * tree-loop-distribution.c: Update tree_pass descriptors.
+ * cgraph.c: Update tree_pass descriptors.
+ * postreload-gcse.c: Update tree_pass descriptors.
+ * postreload.c: Update tree_pass descriptors.
+ * tree-ssa-loop-ch.c: Update tree_pass descriptors.
+ * tree-tailcall.c: Update tree_pass descriptors.
+ * tree-pass.h (tree_opt_pass): Rename to ...
+ (opt_pass) ... this one; add "type" field and remove letter field.
+ (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
+ (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
+ all_lowering_passes): Update declaration.
+ * ipa-cp.c: Update tree_pass descriptors.
+ * final.c: Update tree_pass descriptors.
+ * omp-low.c: Update tree_pass descriptors.
+ * tree-ssa-dse.c: Update tree_pass descriptors.
+ * ipa-reference.c: Update tree_pass descriptors.
+ * tree-ssa-uncprop.c: Update tree_pass descriptors.
+ * auto-inc-dec.c: Update tree_pass descriptors.
+ * reorg.c: Update tree_pass descriptors.
+ * cgraphunit.c: Update tree_pass descriptors.
+ * tree-ssa-copyrename.c: Update tree_pass descriptors.
+ * tree-ssa-ccp.c: Update tree_pass descriptors.
+ * df-core.c: Update tree_pass descriptors.
+ * mode-switching.c: Update tree_pass descriptors.
+ * tree-nomudflap.c: Update tree_pass descriptors.
+ * modulo-sched.c: Update tree_pass descriptors.
+ * ipa-pure-const.c: Update tree_pass descriptors.
+ * cse.c: Update tree_pass descriptors.
+ * web.c: Update tree_pass descriptors.
+ * tree-stdarg.c: Update tree_pass descriptors.
+ * tree-ssa-math-opts.c: Update tree_pass descriptors.
+ * tree-ssa-dom.c: Update tree_pass descriptors.
+ * tree-nrv.c: Update tree_pass descriptors.
+ * tree-ssa-alias.c: Update tree_pass descriptors.
+ * loop-init.c: Update tree_pass descriptors.
+ * gimple-low.c: Update tree_pass descriptors.
+ * ipa-inline.c: Update tree_pass descriptors.
+ * tree-ssa-sink.c: Update tree_pass descriptors.
+ * global.c: Update tree_pass descriptors.
+ * ifcvt.c: Update tree_pass descriptors.
+ * jump.c: Update tree_pass descriptors.
+ * predict.c: Update tree_pass descriptors.
+ * tree-ssa-loop.c: Update tree_pass descriptors.
+ * recog.c: Update tree_pass descriptors.
+ * dse.c: Update tree_pass descriptors.
+ * tree-ssa-ifcombine.c: Update tree_pass descriptors.
+ * tree-eh.c: Update tree_pass descriptors.
+ * regmove.c: Update tree_pass descriptors.
+ * local-alloc.c
+ * function.c: Update tree_pass descriptors.
+ * tree-vectorizer.c: Update tree_pass descriptors.
+ * gcse.c: Update tree_pass descriptors.
+ * ipa-type-escape.c: Update tree_pass descriptors.
+ * tree-if-conv.c: Update tree_pass descriptors.
+ * init-regs.c: Update tree_pass descriptors.
+ * ipa.c: Update tree_pass descriptors.
+ * tree-ssa-phiopt.c: Update tree_pass descriptors.
+ * rtl-factoring.c: Update tree_pass descriptors.
+ * lower-subreg.c: Update tree_pass descriptors.
+ * bt-load.c: Update tree_pass descriptors.
+ * tree-dfa.c: Update tree_pass descriptors.
+ * except.c: Update tree_pass descriptors.
+ * emit-rtl.c: Update tree_pass descriptors.
+ * cfgexpand.c: Update tree_pass descriptors.
+ * tree-cfgcleanup.c: Update tree_pass descriptors.
+ * cfgcleanup.c: Update tree_pass descriptors.
+ * tree-ssa-pre.c: Update tree_pass descriptors.
+ * tree-sra.c: Update tree_pass descriptors.
+ * tree-mudflap.c: Update tree_pass descriptors.
+ * tree-ssa-copy.c: Update tree_pass descriptors.
+ * cfglayout.c: Update tree_pass descriptors.
+ * tree-ssa-forwprop.c: Update tree_pass descriptors.
+ * tree-ssa-dce.c: Update tree_pass descriptors.
+ * tree-ssa.c: Update tree_pass descriptors.
+ * regclass.c: Update tree_pass descriptors.
+ * integrate.c: Update tree_pass descriptors.
+ * tree-optimize.c: Update tree_pass descriptors.
+ * tree-ssa-phiprop.c: Update tree_pass descriptors.
+ * tree-object-size.c: Update tree_pass descriptors.
+ * combine.c: Update tree_pass descriptors.
+ * tree-outof-ssa.c: Update tree_pass descriptors.
+ * bb-reorder.c: Update tree_pass descriptors.
+ * stack-ptr-mod.c: Update tree_pass descriptors.
+ * var-tracking.c: Update tree_pass descriptors.
+ * tree-profile.c: Update tree_pass descriptors.
+ * tree-vect-generic.c: Update tree_pass descriptors.
+ * reg-stack.c: Update tree_pass descriptors.
+ * sched-rgn.c: Update tree_pass descriptors.
+ * tree-ssa-structalias.c: Update tree_pass descriptors.
+ * tree-cfg.c: Update tree_pass descriptors.
+ * passes.c (current_pass): Update declaration.
+ (finish_optimization_passes): Update.
+ (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
+ (register_one_dump_file, register_dump_files_1, next_pass_1):
+ Update arguments.
+ (init_optimization_passes): Update handling of new types.
+ (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
+ * ipa-struct-reorg.c: Update tree_pass descriptors.
+ * tree-ssa-reassoc.c: Update tree_pass descriptors.
+ * combine-stack-adj.c: Update tree_pass descriptors.
+ * cfgrtl.c: Update tree_pass descriptors.
+ * dce.c: Update tree_pass descriptors.
+ * tree-ssanames.c: Update tree_pass descriptors.
+
+2008-03-19 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35609
+ * tree-ssa.c (walk_data): New structure.
+ (warn_uninitialized_var): If not always_executed warn with "maybe"
+ instead of "is".
+ (execute_early_warn_uninitialized): Compute post-dominators.
+ Initialize always_executed before processing each basic block.
+
+2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
+
+ PR target/35504
+ * config/i386/i386.c (x86_this_parameter): Calculate correct location
+ of "this" pointer when "regparm = N" or "fastcall" is in effect.
+
+2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/include/texinfo.tex: Update to version 2008-03-17.10.
+
+2008-03-18 Paolo Bonzini <bonzini@gnu.org>
+
+ * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
+ is true.
+ (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
+ (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
+ is true. Add "&& !ignore" condition to reduce_bit_field. Modify
+ target after ignore has been set, and move there also the commputation
+ of subtarget and original_target.
+ * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
+ (LANG_HOOKS_INITIALIZER): Remove it.
+ * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
+
+2008-03-18 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
+ found an expression with constants, note that in the VN for the lhs.
+ * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
+ fold them to constants if possible. Run cleanup_cfg if done so.
+ (execute_pre): Return todo.
+ (do_pre): Likewise.
+ (execute_fre): Likewise.
+ * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
+ of constants.
+ (get_prop_source_stmt): Look through pointer conversions.
+
+2008-03-18 Jan Hubicka <jh@suse.cz>
+
+ * tree-pretty-print.c: Include predict.h.
+ (dump_generic_node): Dump predictor.
+ * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
+ * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
+ * gimple-low.c (lower_stmt): Likewise.
+ * expr.c (expand_expr_real): Likewise.
+ * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
+ them.
+ (build_predict_expr, build_predict_expr): New.
+ * predict.h (predictor_name, build_predict_expr): Update.
+ * c-typeck.c (c_finish_bc_stmt): Add prediction.
+ * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
+ * predict.def (PRED_CONTINUE): Update hitrate.
+ * tree.def (PREDICT_EXPR): Define.
+ * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
+ do not handle BIND_EXPR.
+ * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
+ * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
+ * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
+ operands.
+
+2008-03-18 Michael Matz <matz@suse.de>
+
+ * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
+
+2008-03-18 Richard Guenther <rguenther@suse.de>
+
+ * tree-gimple.h (is_gimple_invariant_address): Declare.
+ (is_gimple_constant): Likewise.
+ * tree-gimple.c (is_gimple_constant): New function.
+ (is_gimple_invariant_address): Likewise.
+ (is_gimple_min_invariant): Implement in terms of is_gimple_constant
+ and is_gimple_invariant_address.
+ * tree-ssa-loop-niter.c (expand_simple_operations): Revert
+ previous change.
+ * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
+ an addressable base.
+
+2008-03-18 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/35611
+ * gimplify.c (gimplify_expr): Gimplify second operand of
+ OMP_ATOMIC_LOAD.
+
+2008-03-17 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/19637
+ * fold-const.c (fold_unary): Remove restrictions of removing
+ intermediate pointer-conversions (P2)(P1)P0.
+ * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
+ conversion to void pointer.
+ (get_maxval_strlen): Handle addresses of the form &(*p)[0].
+
+2008-03-16 James E. Wilson <wilson@tuliptree.org>
+
+ PR debug/31510
+ * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
+ emulated thread local variables.
+
+2008-03-16 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35607
+ * tree-ssa-loop-niter.c (expand_simple_operations): Do not
+ expand TREE_INVARIANT operations that are not gimple invariant.
+
+2008-03-16 Hans-Peter Nilsson <hp@axis.com>
+
+ * doc/extend.texi (Alignment): Say that the ABI controls
+ the __alignof__ for non-strict-alignment targets rather
+ than being a recommendation.
+
+2008-03-15 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
+ annotations.
+ (arm_output_fn_unwind): Mark functions that can not be unwound.
+
+2008-03-15 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
+ extension instructions.
+
+2008-03-15 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-ccp.c (ccp_fold): Also read from constant values
+ and fold constant aggregate refs.
+ (fold_const_aggregate_ref): Handle string constants
+ and constructors in ARRAY_REFs. Handle INDIRECT_REF.
+ (evaluate_stmt): Simplify now that ccp_fold folds constant
+ aggregate refs.
+
+2008-03-15 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
+ (extzv): Use gen_extzv_t2.
+ (insv_t2, insv_zero, extv, extzv_t2): New patterns.
+
+2008-03-15 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-ccp.c (get_symbol_constant_value): Export.
+ (fold_const_aggregate_ref): Likewise.
+ (get_value): Return NULL if we don't have any values.
+ (ccp_finalize): Set const_val to NULL after freeing it.
+ * tree-flow.h (get_symbol_constant_value): Declare.
+ (fold_const_aggregate_ref): Likewise.
+ * tree-ssa-sccvn.c (try_to_simplify): Use them.
+
+2008-03-15 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35593
+ * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
+ to not produce negative array indices if not allowed. Add
+ parameter to indicate that.
+ (maybe_fold_offset_to_component_ref): Allow negative array
+ indices only for the first member of a structure.
+ (maybe_fold_offset_to_reference): Allow negative array indices.
+ (maybe_fold_stmt_addition): Likewise.
+
+2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
+ Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_arch_types): Add avr6 entry.
+ (avr_arch): Add ARCH_AVR6.
+ (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
+ (initial_elimination_offset): Initialize and use 'avr_pc_size'
+ instead of fixed value 2.
+ (print_operand_address): Use gs() asm specifier instead of pm().
+ (avr_assemble_integer): (Ditto.).
+ (avr_output_addr_vec_elt): (Ditto.).
+ (print_operand): Handle "!" code.
+ * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
+ __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
+ (AVR_HAVE_EIJMP_EICALL): Define.
+ (AVR_3_BYTE_PC): Redefine.
+ (AVR_2_BYTE_PC): (Ditto.).
+ (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
+ (LINK_SPEC): Add atmega2560 and atmega2561.
+ (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
+ (crtm2561.o).
+ * config/avr/avr.md (call_insn): Use eicall instead of icall
+ for 3 byte PC devices.
+ (call_value_insn): (Ditto.).
+ (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
+ (indirect_jump): Use only for for 2 byte PC devices.
+ (*tablejump): (Ditto.).
+ (*indirect_jump_avr6): Add insn.
+ (*tablejump_rjmp): Don't use for 3 byte PC devices.
+ * config/avr/libgcc.S (__prologue_saves__): Use eijmp
+ instead of ijmp for 3 byte PC devices.
+ (__tablejump2__): (Ditto.).
+ * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
+ (MULITLIB_DIRNAMES): (Ditto.).
+ (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
+
+2008-03-15 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
+ "sse2_umulsidi3". Use V1DI mode for operand 0.
+ ("mmx_psadbw"): Use V1DI mode for operand 0.
+ * config/i386/i386-modes.def (V1SI): New vector mode.
+ * config/i386/i386.c (struct builtin_description)
+ [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
+ (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
+ (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
+ (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
+ v1di_ftype_v8qi_v8qi type.
+ [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
+
+ * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
+ __builtin_ia32_pmuludq]: Fix the mode of return value.
+
+2008-03-15 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35595
+ * tree-ssa-pre.c (bitmap_find_leader): Handle expression
+ being a PHI_NODE.
+
+2008-03-14 Bob Wilson <bob.wilson@acm.org>
+
+ * doc/invoke.texi (Option Summary, Xtensa Options): Document
+ -mserialize-volatile and -mno-serialize-volatile Xtensa options.
+ * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
+ unless TARGET_SERIALIZE_VOLATILE is enabled.
+ * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
+ * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
+ * config/xtensa/xtensa.opt (mserialize_volatile): New option.
+
+2008-03-14 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/34172
+ * tree-flow.h (refs_may_alias_p): Declare.
+ (get_single_def_stmt): Likewise.
+ (get_single_def_stmt_from_phi): Likewise.
+ (get_single_def_stmt_with_phi): Likewise.
+ * tree-dfa.c (refs_may_alias_p): New function.
+ (get_single_def_stmt): Likewise.
+ (get_single_def_stmt_from_phi): Likewise.
+ (get_single_def_stmt_with_phi): Likewise.
+ * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
+ (vn_reference_lookup_1): New helper function.
+ (vn_reference_lookup): Walk the virtual use-def chain to
+ continue searching for a match if the def does not alias the
+ reference we are looking for.
+
+2008-03-14 David Edelsohn <edelsohn@gnu.org>
+
+ * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
+ archive and Perzl. Update The Written Word listing.
+
+2008-03-14 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/34043
+ PR tree-optimization/33989
+ * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
+ when doing FRE.
+ (bitmap_find_leader): Use extra argument to verify dominance
+ relationship inside a basic-block.
+ (can_PRE_operation): Add VIEW_CONVERT_EXPR.
+ (find_leader_in_sets): Adjust.
+ (create_component_ref_by_pieces): Take extra argument for
+ dominance check, handle lookup failures.
+ (find_or_generate_expression): Likewise.
+ (create_expression_by_pieces): Likewise.
+ (insert_into_preds_of_block): Adjust.
+ (create_value_expr_from): If asked for, verify all operands
+ are in the blocks AVAIL_OUT set.
+ (make_values_for_stmt): Check for SSA_NAMEs that are life
+ over an abnormal edge.
+ (compute_avail): Remove such check.
+ (do_SCCVN_insertion): New function.
+ (eliminate): If we do not find a leader suitable for replacement
+ insert a replacement expression from SCCVN if available.
+ * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
+ (struct vn_ssa_aux): Add needs_insertion flag.
+ * tree-ssa-sccvn.c (may_insert): New global flag.
+ (copy_reference_ops_from_ref): Value-number union member access
+ based on its size, not type and member if insertion is allowed.
+ (visit_reference_op_load): For a weak match from union type
+ punning lookup a view-converted value and insert a SSA_NAME
+ for that value if that is not found.
+ (visit_use): Make dumps shorter. Do not disallow value numbering
+ SSA_NAMEs that are life over an abnormal edge to constants.
+ (free_scc_vn): Release inserted SSA_NAMEs.
+ (run_scc_vn): New flag to specify whether insertion is allowed.
+ Process SSA_NAMEs in forward order.
+ * tree-ssa-loop-im.c (for_each_index): Handle invariant
+ ADDR_EXPRs inside VIEW_CONVERT_EXPR.
+ * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
+ pointer type to/from integral types that do not change the
+ precision to regular conversions.
+
+2008-03-13 Uros Bizjak <ubizjak@gmail.com>
+
+ * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
+ __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
+ __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
+ __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
+ input arguments and the mode of return value. Built-in functions
+ that operate on whole 64-bit MMX register now use V1DI mode.
+
+2008-03-13 Alon Dayan <alond@il.ibm.com>
+ Olga Golovanevsky <olga@il.ibm.com>
+
+ PR tree-optimization/35041
+ * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
+ to locate the right position in a statement.
+
+2008-03-13 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/34000
+ PR target/35553
+ * config/i386/xmmintrin.h: Change all static inline functions to
+ extern inline and add __gnu_inline__ attribute.
+ * config/i386/bmintrin.h: Ditto.
+ * config/i386/smmintrin.h: Ditto.
+ * config/i386/tmmintrin.h: Ditto.
+ * config/i386/mmintrin-common.h: Ditto.
+ * config/i386/ammintrin.h: Ditto.
+ * config/i386/emmintrin.h: Ditto.
+ * config/i386/pmmintrin.h: Ditto.
+ * config/i386/mmintrin.h: Ditto.
+ * config/i386/mm3dnow.h: Ditto.
+
+2008-03-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/35185
+ * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
+ (lower_omp_2): New function.
+ (lower_omp_1, lower_omp): Rewritten.
+
+2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR 35054
+ * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
+ with the phrase "Microsoft Windows compilers".
+ (Push/Pop Macro Pragmas): New subsection. Document
+ #pragma push_macro and pragma pop_macro.
+
+2008-03-12 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
+
+2008-03-12 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
+ (thumb2_alusi3_short): Exclude PLUS and MINUS.
+ (thumb2_addsi_shortim): Rename ...
+ (thumb2_addsi_short): ... to this. Allow register operands.
+ (thumb2_subsi_short): New pattern.
+ (thumb2_one_cmplsi2_short,
+ thumb2_negsi2_short): New patterns and peepholes.
+
+2008-03-12 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
+
+2008-03-12 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (int_cond): New code iterator.
+ (fp_cond): Ditto.
+ ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
+ sge, sgeu, sle and sleu expanders usign int_cond code iterator.
+ ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
+ sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
+ ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
+ bge, bgeu, ble and bleu expanders usign int_cond code iterator.
+ ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
+ bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
+
+2008-03-12 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
+ instead of {arm,thumb}_compute_save_reg_mask.
+ (output_return_instruction): Ditto.
+ (thumb_unexpanded_epilogue): Ditto.
+ (thumb1_expand_prologue): Ditto.
+ (thumb1_output_function_prologue): Ditto.
+ (arm_set_return_address): Ditto.
+ (thumb_set_return_address): Ditto.
+ (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
+ regs to achieve stack alignment.
+ (thumb1_compute_save_reg_mask): Fix compiler warning.
+ (arm_output_epilogue): Use offsets->saved_regs_mask.
+ Adjust stack pointer by poping call clobered registers.
+ (arm_expand_prologue): Use offsets->saved_regs_mask.
+ Adjust stack pointer by pushing extra registers.
+ * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
+
+2008-03-12 Paolo Bonzini <bonzini@gnu.org>
+
+ PR tree-opt/35422
+ * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
+ conversion to the operands of a multiplication.
+
+2008-03-12 Richard Guenther <rguenther@suse.de>
+
+ * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
+ (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
+ * timevar.def (TV_TREE_PHIPROP): Add.
+ * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
+ pass description. Use TV_TREE_PHIPROP.
+ * tree-ssa-forwprop.c: Remove phiprop code.
+
+2008-03-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/35549
+ * omp-low.c (maybe_lookup_decl): Constify first argument.
+ (use_pointer_for_field): Change last argument from bool to
+ omp_context *. Disallow shared copy-in/out in nested
+ parallel if decl is shared in outer parallel too.
+ (build_outer_var_ref, scan_sharing_clauses,
+ lower_rec_input_clauses, lower_copyprivate_clauses,
+ lower_send_clauses, lower_send_shared_vars): Adjust callers.
+
+2008-03-12 Victor Kaplansky <victork@il.ibm.com>
+ Ira Rosen <irar@il.ibm.com>
+
+ * tree-vectorizer.c (free_stmt_vec_info): New function.
+ (destroy_loop_vec_info): Move code to free_stmt_vec_info().
+ Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
+ * tree-vectorizer.h (free_stmt_vec_info): Declare.
+ * tree-vect-transform.c (vectorizable_conversion): Free
+ vec_oprnds0 if it was allocated.
+ (vect_permute_store_chain): Remove unused VECs.
+ (vectorizable_store): Free VECs that are allocated in the..
+ function.
+ (vect_transform_strided_load, vectorizable_load): Likewise.
+ (vect_remove_stores): Simplify the code.
+ (vect_transform_loop): Move code to vect_remove_stores().
+ Call vect_remove_stores() and free_stmt_vec_info().
+
+2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
+ TARGET_HPUX. Revise comment.
+ (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
+ * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
+ Use sr4 variant of `be' instruction when not generating PIC code.
+ (attr_length_call): Adjust for above change.
+
+2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * ipa-reference.c (static_execute): Remove module_statics_const and
+ associated setting code.
+
+2008-03-11 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/35540
+ * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
+ predicate for operand 1.
+ (paritysi2_cmp): Use register_operand predicate for operand 2.
+ Use earlyclobber modifier for operand 1. Remove support for
+ memory operands.
+ (paritydi2_cmp): Use register_operand predicate for operand 3.
+ Use earlyclobber modifier for operand 1. Remove support for
+ memory operands.
+
+2008-03-11 Paul Brook <paul@codesourcery.com>
+ Vladimir Prus <vladimir@codesourcery.com>
+
+ * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
+ (arm_compute_save_reg0_reg12_mask): Always
+ check if register 11 must be saved. Always safe hard frame pointer
+ when frame_pointer_needeed.
+ (arm_compute_save_reg_mask): Save IP and PC
+ only with apcs frames.
+ (arm_output_epilogue): Adjust Thumb2 codepath to
+ be also invoked and work for ARM non-apcs frames.
+ (arm_expand_prologue): Don't bother saving IP
+ for non-apcs frame, since it's not clobbered by
+ prologue code. Implement non-apcs frame
+ layout.
+
+2008-03-11 Paolo Bonzini <bonzini@gnu.org>
+
+ PR rtl-optimization/35281
+ * expr.c (convert_move): Use a new pseudo for the intermediate
+ from_mode->word_mode result.
+
+2008-03-11 Paolo Bonzini <bonzini@gnu.org>
+
+ * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
+ * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
+ * toplev.c (compile_file): Don't call it.
+
+2008-03-11 Uros Bizjak <ubizjak@gmail.com>
+
+ PR middle-end/35526
+ * expr.c (store_expr): Call emit_block_move if the mode
+ of "temp" RTX is BLKmode.
+
+2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
+ Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/31358
+ * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
+ the step with a NULL_TREE.
+ * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
+ to sizetype if type is a pointer type.
+ (add_candidate_1): Don't convert the base and step to
+ the generic type if the orginal type is a pointer type.
+ (add_iv_value_candidates): Use sizetype for the step
+ if type is a pointer type.
+ (cand_value_at): Likewise.
+ * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
+ for pointer types.
+ * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
+ Don't convert the tem affine to the type.
+ (add_elt_to_tree): Use sizetype for the step if a pointer.
+ Use POINTER_PLUS_EXPR for pointers.
+ (aff_combination_to_tree): Use sizetype for the step if a
+ pointer.
+
+2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
+
+ * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
+ Remove commutativity hint.
+
+2008-03-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/35438
+ PR c/35439
+ * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
+ errorneous type. Check that v is a VAR_DECL.
+
+ PR middle-end/35099
+ * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
+
+2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR tree-optimization/35494
+ * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
+ may be overriden at link and run time.
+
+2008-03-10 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/34677
+ * tree-ssa-pre.c (modify_expr_node_pool): Remove.
+ (poolify_tree): Likewise.
+ (modify_expr_template): Likewise.
+ (poolify_modify_stmt): Likewise.
+ (insert_fake_stores): Handle all component-ref style stores
+ in addition to INDIRECT_REF. Also handle complex types.
+ Do not poolify the inserted load.
+ (realify_fake_stores): Do not rebuild the tree but only
+ make it a SSA_NAME copy.
+ (init_pre): Remove initialzation of modify_expr_template.
+ Do not allocate modify_expr_node_pool.
+ (fini_pre): Do not free modify_expr_node_pool.
+
+2008-03-10 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
+ to avoid conflicts.
+
+2008-03-10 Paul Brook <paul@codesourcery.com>
+ Mark Shinwell <shinwell@codesourcery.com>
+
+ * config/arm/cortex-r4.md: New.
+ * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
+ insn attributes.
+ * config/arm/arm.md: Include cortex-r4.md.
+ (insn): Add smmls, sdiv and udiv values.
+ (generic_sched): Don't use generic scheduling for Cortex-R4.
+ (arm_issue_rate): New function.
+ (TARGET_SCHED_ISSUE_RATE): Define.
+
+2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
+
+ * doc/invoke.texi (-ftree-loop-distribution): Add an example.
+
+2008-03-10 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-pre.c (get_sccvn_value): Simplify.
+ (compute_avail): Do not add stmt uses to AVAIL_OUT.
+
+2008-03-10 Paolo Bonzini <bonzini@gnu.org>
+
+ * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
+ Set default to true.
+
+2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * c.opt (Wsynth): Deprecate.
+ * doc/invoke.texi (Option Summary, Warning Options): Document
+ -Wno-format-contains-nul.
+
+2008-03-09 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/35496
+ * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
+ ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
+
+2008-03-09 Ira Rosen <irar@il.ibm.com>
+
+ * config/rs6000/rs6000.c (builtin_description): Rename vector
+ left shift operations.
+ * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
+ (altivec_vsl<VI_char>): Rename to ...
+ (ashl<mode>3): ... new name.
+ (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
+ gen_ashlv4si3.
+ (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
+
+2008-03-08 Richard Guenther <rguenther@suse.de>
+
+ * coverage.h (tree_coverage_counter_addr): Declare.
+ * coverage.c (tree_coverage_counter_addr): New function.
+ * tree-profile.c (tree_gen_edge_profiler): Unshare counter
+ before using again.
+ (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
+ (tree_gen_one_value_profiler): Likewise.
+ (tree_gen_ic_profiler): Likewise.
+ (tree_gen_average_profiler): Likewise.
+ (tree_gen_ior_profiler): Likewise.
+
+2008-03-08 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
+ (vn_binary_op_insert): Likewise.
+ (vn_unary_op_lookup): Likewise.
+ (vn_unary_op_insert): Likewise.
+ (vn_nary_op_lookup): Declare.
+ (vn_nary_op_insert): Likewise.
+ * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
+ and binary hashes, use a single obstack for unary_op_pool
+ and binary_op_pool.
+ (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
+ a single struct vn_nary_op_s. Store tree code length and
+ a variable number of operands.
+ (struct vn_reference_op_struct): Remove unused op2.
+ (vn_reference_op_eq): Do not compare op2.
+ (vn_reference_op_compute_hash): Do not compute hash of op2.
+ (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
+ (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
+ with vn_nary_op_compute_hash.
+ (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
+ (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
+ vn_nary_op_lookup.
+ (vn_unary_op_insert, vn_binary_op_insert): Replace with
+ vn_nary_op_insert.
+ (visit_unary_op): Call nary functions.
+ (visit_binary_op): Likewise.
+ (process_scc): Adjust for struct vn_tables_s changes.
+ (allocate_vn_table): Likewise.
+ (free_vn_table): Likewise.
+ * tree-vn.c (vn_add): Call nary functions.
+ (vn_lookup): Likewise.
+
+2008-03-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/35498
+ * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
+ wdst back after sync_compare_and_swapqhi_internal.
+
+2008-03-08 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/22152
+ * config/i386/i386-modes.def (V1DI): New vector mode.
+ * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
+ * config/i386/mmx.md (MMXMODEI8): New mode iterator.
+ (MMXMODE248): Ditto.
+ (MMXMODE): Add V1DI mode.
+ (mmxvecsize): Change DI mode to V1DI mode.
+ ("mov<mode>): Use MMXMODEI8 mode iterator.
+ ("*mov<mode>_internal_rex64"): Ditto.
+ ("*mov<mode>_internal"): Ditto.
+ ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
+ ("mmx_sub<mode>3"): Ditto.
+ ("mmx_adddi3"): Remove insn pattern.
+ ("mmx_subdi3"): Ditto.
+ ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
+ ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
+ ("mmx_ashl<mode>3"): Ditto.
+ ("mmx_lshrdi3"): Remove insn pattern.
+ ("mmx_ashldi3"): Ditto.
+ * config/i386/i386.c (classify_argument): Handle V1DImode.
+ (function_arg_advance_32): Ditto.
+ (function_arg_32): Ditto.
+ (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
+ mmx_addv1di3 insn pattern.
+ [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
+ [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
+ IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
+ IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
+ Remove definitions of built-in functions.
+ (V1DI_type_node): New node.
+ (v1di_ftype_v1di_int): Ditto.
+ (v1di_ftype_v1di_v1di): Ditto.
+ (v2si_ftype_v2si_si): Ditto.
+ (v4hi_ftype_v4hi_di): Remove node.
+ (v2si_ftype_v2si_di): Ditto.
+ (ix86_init_mmx_sse_builtins): Handle V1DImode.
+ (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
+ Redefine builtins using def_builtin_const with *_ftype_*_int node.
+ (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
+ Add new builtins using def_builtin_const.
+ (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
+ IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
+ IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
+ * config/i386/mmintrin.h (__v1di): New typedef.
+ (_mm_add_si64): Cast arguments to __v1di type.
+ (_mm_sub_si64): Ditto.
+ (_mm_sll_pi16): Cast __count to __v4hi type.
+ (_mm_sll_pi32): Cast __count to __v2si type.
+ (_mm_sll_si64): Cast arguments to __v1di type.
+ (_mm_srl_pi16): Cast __count to __v4hi type.
+ (_mm_srl_pi32): Cast __count to __v2si type.
+ (_mm_srl_si64): Cast arguments to __v1di type.
+ (_mm_sra_pi16): Cast __count to __v4hi type.
+ (_mm_sra_pi32): Cast __count to __v2si type.
+ (_mm_slli_pi16): Use __builtin_ia32_psllwi.
+ (_mm_slli_pi32): Use __builtin_ia32_pslldi.
+ (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
+ (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
+ (_mm_srli_pi32): Use __builtin_ia32_psrldi.
+ (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
+ (_mm_srai_pi16): Use __builtin_ia32_psrawi.
+ (_mm_srai_pi32): Use __builtin_ia32_psradi.
+ * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
+ * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
+ __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
+ __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
+
+2008-03-07 Joseph Myers <joseph@codesourcery.com>
+
+ * doc/include/texinfo.tex: Update to version 2008-03-07.10.
+
+2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
+
+ PR target/35373
+ * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
+ reg+const addressing for Altivec modes. Don't generate reg+reg
+ addressing for TFmode or TDmode quantities.
+
+2008-03-07 Paolo Bonzini <bonzini@gnu.org>
+
+ * c-common.c (vector_types_convertible_p): Call langhook
+ instead of comptypes.
+
+2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR tree-opt/35402
+ * tree-ssa-ccp.c (get_symbol_constant_value): Handle
+ integral and scalar float variables which have a
+ NULL DECL_INITIAL.
+
+2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
+
+ * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
+ dwarf_register_span hook when emitting unwind information for
+ register-to-memory saves.
+ * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
+ (rs6000_frame_related): Remove call to spe_synthesize_frame.
+
+2008-03-06 Jakub Jelinek <jakub@redhat.com>
+
+ * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
+ for the same VAR_DECL.
+
+2008-03-06 Tom Tromey <tromey@redhat.com>
+
+ * treelang: Delete.
+ * doc/standards.texi (Standards): Don't mention treelang.
+ * doc/invoke.texi (Overall Options): Don't mention treelang.
+ * doc/install.texi (Prerequisites): Don't mention bison or
+ treelang.
+ (Configuration): Don't mention treelang.
+ (Building): Likewise.
+ * doc/frontends.texi (G++ and GCC): Don't mention treelang.
+
+2008-03-06 Paolo Bonzini <bonzini@gnu.org>
+
+ * simplify-rtx.c (simplify_subreg): Remove useless shifts from
+ word-extractions out of a multi-word object.
+
+2008-03-06 Richard Guenther <rguenther@suse.de>
+
+ * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
+ * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
+ result type and precision.
+ * expr.c (get_inner_reference): Set unsignedp based on the result
+ type of BIT_FIELD_REF.
+ * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
+ * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
+ (try_instantiate_multiple_fields): Likewise. Use the correct type
+ for BIT_FIELD_REF.
+ (sra_build_assignment): Likewise.
+ (sra_build_elt_assignment): Likewise.
+ (sra_explode_bitfield_assignment): Likewise.
+ * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
+ * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
+ set BIT_FIELD_REF_UNSIGNED.
+ (vectorizable_load): Likewise.
+
+2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * cse.c (cse_extended_basic_block): Invalidate artificial defs
+ at bb start.
+
+2008-03-06 Richard Guenther <rguenther@suse.de>
+
+ * alias.c (struct alias_set_entry): Move has_zero_child field
+ to pack with alias_set.
+
+2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386-modes.def: Use 4 byte alignment on DI for
+ 32bit host.
+
+2008-03-05 Ian Lance Taylor <iant@google.com>
+
+ * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
+
+2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * fwprop.c (update_df): Support width and offset parameters of
+ df_ref_create.
+ * ra-conflict.c (mark_reg_store, clear_reg_in_live,
+ global_conflicts): Change DF_REF_EXTRACT to either
+ DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
+ DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
+ * df-scan.c (df_ref_record, df_defs_record,
+ df_ref_create_structure, df_def_record_1, df_uses_record,
+ df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
+ df_bb_refs_collect, df_entry_block_defs_collect,
+ df_exit_block_uses_collect): Support new width and offset fields.
+ (ref_extract_pool): New storage pool.
+ (df_free_ref): New function.
+ (df_reg_chain_unlink, df_free_collection_rec,
+ df_sort_and_compress_refs): Call df_free_ref.
+ (df_ref_equal_p, df_ref_compare): Compare offset and width fields
+ of df_ref_extract.
+ (df_ref_create_structure): Allocate df_ref_extract if offset and
+ width fields are used.
+ (df_def_record_1): Get offset and width from ZERO_EXTRACT.
+ (df_uses_record): Get offset and width from ZERO_EXTRACT
+ and SIGN_EXTRACT.
+ * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
+ DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
+ DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
+ * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
+ DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
+ DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
+ (df_ref_extract): New structure.
+ (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
+ (df_ref_create): Add width and offset parameters.
+
+2008-03-05 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-structalias.c (get_constraint_for_component_ref):
+ Use ranges_overlap_p.
+ (offset_overlaps_with_access): Rename
+ to ranges_overlap_p and move ...
+ * tree-flow-inline.h (ranges_overlap_p): ... here.
+
+ * tree.h (get_inner_reference, handled_component_p): Update
+ comments.
+
+ * tree.h (record_component_aliases, get_alias_set,
+ alias_sets_conflict_p, alias_sets_must_conflict_p,
+ objects_must_conflict_p): Move declarations ...
+ * alias.h (record_component_aliases, get_alias_set,
+ alias_sets_conflict_p, alias_sets_must_conflict_p,
+ objects_must_conflict_p): ... here.
+ Include coretypes.h.
+ * Makefile.in (ALIAS_H): Add coretypes.h dependency.
+
+2008-03-05 Aldy Hernandez <aldyh@redhat.com>
+
+ * cfg.c: Include tree-flow.h.
+ (remove_edge_raw): Call redirect_edge_var_map_clear.
+ (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
+ * tree-flow-inline.h (redirect_edge_var_map_def): New.
+ (redirect_edge_var_map_result): New.
+ * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
+ PENDING_STMT use with redirect_edge_var_map_*.
+ * tree-ssa.c (edge_var_maps): New definition.
+ (redirect_edge_var_map_add): New.
+ (redirect_edge_var_map_clear): New.
+ (redirect_edge_var_map_dup): New.
+ (redirect_edge_var_map_vector): New.
+ (redirect_edge_var_map_destroy): New.
+ (ssa_redirect_edge): Replace PENDING_STMT use with
+ redirect_edge_var_map_*.
+ (flush_pending_stmts): Same.
+ (delete_tree_ssa): Destroy edge var map.
+ * tree-flow.h (struct _edge_var_map): New.
+ Define edge_var_map vector type.
+ Declare redirect_edge_var_map_* prototypes.
+ * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
+ * tree-cfg.c (reinstall_phi_args): Replace
+ PENDING_STMT use with redirect_edge_var_map_*.
+
+2008-03-05 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/35472
+ * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
+ whose single use_stmt has a overlapping set of loaded and
+ stored symbols as that use_stmt might be a noop assignment then.
+
+2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
+
+ * gthr-rtems.h: Implement __gthread_mutex_destroy.
+
+2008-03-05 Richard Guenther <rguenther@suse.de>
+
+ PR c++/35336
+ * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
+ should be constants.
+ * tree-cfg.c (verify_expr): Verify it.
+ * fold-const.c (fold_truthop): Remove code generating
+ BIT_FIELD_REFs of structure bases.
+ (fold_binary): Likewise.
+ (fold_ternary): Position and size of BIT_FIELD_REFs are
+ always host integers.
+ (make_bit_field_ref): Remove.
+ (optimize_bit_field_compare): Remove.
+ (all_ones_mask_p): Remove.
+
+2008-03-05 Gabor Loki <loki@gcc.gnu.org>
+
+ PR gcc/33009
+ * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
+ (split_block_and_df_analyze): New. Split basic block and rebuild
+ dataflow.
+ (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
+ SPLIT_BLOCK.
+ (split_pattern_seq): Likewise.
+ (erase_matching_seqs): Likewise.
+ (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
+
+2008-03-04 Geoff Keating <geoffk@apple.com>
+
+ * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
+ declaration and code.
+ (tree_invalid_nonnegative_warnv_p): Likewise.
+
+2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
+
+ * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
+ examples. Truncate option-names then causing overfull hbox.
+
+2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/35222
+ * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
+ on hpux10.
+ * configure: Rebuilt.
+
+2008-03-04 Rafael Espíndola <espindola@google.com>
+
+ * fold-const.c (tree_simple_nonnegative_warnv_p): New.
+ (tree_unary_nonnegative_warnv_p): New.
+ (tree_binary_nonnegative_warnv_p): New.
+ (tree_single_nonnegative_warnv_p): New.
+ (tree_invalid_nonnegative_warnv_p): New.
+ (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
+
+2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 28322
+ * opts.c (handle_option): Postpone 'unknown option' errors only for
+ warning options.
+
+2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/35453
+ * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
+ (_SIDD_XXX): This.
+
+2008-03-04 Rafael Espíndola <espindola@google.com>
+
+ * fold-const.c (tree_unary_nonzero_warnv_p): New.
+ (tree_binary_nonzero_warnv_p): New.
+ (tree_single_nonzero_warnv_p): New.
+ (tree_expr_nonzero_warnv_p): Redefine using the new functions.
+
+2008-03-04 Uros Bizjak <ubizjak@gmail.com>
+
+ PR middle-end/35456
+ * fold-const.c (fold_cond_expr_with_comparison): Prevent
+ transformations for modes that have signed zeros.
+ * ifcvt.c (noce_try_abs): Ditto.
+
+2008-03-04 Joseph Myers <joseph@codesourcery.com>
+
+ * config/i386/i386.c (override_options): Force
+ -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
+
+2008-03-04 Jan Hubicka <jh@suse.cz>
+
+ PR c++/35262
+ * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
+ in last commit.
+
+2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
+ label to probe the stack.
+
+2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
+ (__gthr_win32_mutex_destroy): Declare.
+ [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
+ __gthr_win32_mutex_destroy.
+ * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
+
+2008-03-03 Jan Hubicka <jh@suse.cz>
+
+ PR c++/35262
+ * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
+ aggressive on inlining cold calls.
+
+2008-03-03 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
+ struct copies into the expression table.
+ (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
+ (try_to_simplify): Likewise.
+ * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
+ integral and pointer arguments which do not change the
+ precision to NOP_EXPRs.
+ * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
+ VIEW_CONVERT_EXPR case.
+
+2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
+ defined in a loop at depth 0 is invariant.
+ * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
+ * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
+ be called at loop depth 0.
+
+2008-03-02 Jakub Jelinek <jakub@redhat.com>
+
+ PR driver/35420
+ * gcc.c (process_command): Update copyright notice dates.
+ * gcov.c (print_version): Likewise.
+ * gcov-dump.c (print_version): Likewise.
+ * mips-tfile.c (main): Likewise.
+ * mips-tdump.c (main): Likewise.
+
+2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 24924
+ * c-common.c (flag_permissive): Delete.
+ (constant_expression_warnings): Check flags first.
+ (constant_expression_error): New.
+ * c-common.h (flag_permissive): Delete.
+ (constant_expression_error): Declare.
+ * flags.h (flag_permissive): Declare. Update description.
+ * diagnostic.c (pedwarn): Update.
+ (permerror): New.
+ * diagnostic.h (pedantic_error_kind): Rename as pedantic_warning_kind.
+ (permissive_error_kind): New.
+ * toplev.c (flag_permissive): Define. Update description.
+ * toplev.h (permissive_error_kind): Declare.
+ * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
+ (pedwarn_c90): Use pedantic_warning_kind.
+ * c-opts.c (c_common_post_options): flag_permissive does not affect
+ flag_pedantic_errors.
+
+2008-03-02 Joseph Myers <joseph@codesourcery.com>
+
+ * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
+ __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
+ __absvsi2, __absvDI2): Use unsigned arithmetic.
+
+2008-03-02 Andi Kleen <ak@suse.de>
+ Richard Guenther <rguenther@suse.de>
+
+ * struct-equiv.c: Remove file.
+ * cfg_cleanup.c (condjump_equiv_p): Remove.
+ * Makefile.in (OBJS-common): Remove struct-equiv.o.
+ (struct-equiv.o): Remove rule.
+ * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
+ insns_match_p, struct_equiv_block_eq, struct_equiv_init,
+ rtx_equiv_p, condjump_equiv_p): Remove prototypes.
+
+2008-03-01 Alexandre Oliva <aoliva@redhat.com>
+
+ * ifcvt.c (noce_process_if_block): Try to handle only the then
+ block if the else block exists but isn't suitable.
+
+2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR gcc/35063
+ * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
+ * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
+ regression from previous patch.
+
+2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR gcc/35063
+ * gthr.h: Add __gthread_mutex_destroy as a function that must be
+ implemented.
+ * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
+ * gthr-single.h (__gthread_mutex_destroy): Likewise.
+ * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
+ * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
+ * gthr-nks.h (__gthread_mutex_destroy): Likewise.
+ * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
+ * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
+ (__gthread_mutex_destroy_function): Rename to
+ __gthread_mutex_destroy.
+ * gthr-dce.h (__gthread_mutex_destroy): Call
+ pthread_mutex_destroy.
+ * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
+ * gthr-posix.h (__gthread_mutex_destroy): Likewise.
+ * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
+
+2008-03-01 Alexandre Oliva <aoliva@redhat.com>
+
+ * df-scan.c (df_ref_chain_change_bb): Simplify.
+ (df_insn_change_bb): Add new_bb argument. Simplify. Call
+ set_block_for_insn if there's any change.
+ * df.h ((df_insn_change_bb): Fix prototype.
+ * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
+ df_insn_change_bb, don't call set_block_for_insn.
+ * emit-rtl.c (reorder_insns): Likewise.
+ * haifa-sched.c (move_insn): Likewise.
+
+2008-03-01 Alexandre Oliva <aoliva@redhat.com>
+
+ * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
+
+2008-03-01 Alexandre Oliva <aoliva@redhat.com>
+
+ * tree-flow-inline.h (next_readonly_imm_use): Return
+ NULL_USE_OPERAND_P after the end.
+
+2008-03-01 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/35411
+ * tree-sra.c (sra_build_assignment): Split conversion to
+ final type to a separate statement if we are not assigning
+ to a register.
+
+2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
+
+ * fold-const.c (fold_convertible_p): Correct the logic to follow
+ that in fold_convert().
+
+2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
+
+ PR c++/35315
+ * tree-inline.c (build_duplicate_type): When we make a
+ duplicate type, make it unique in the canonical types system.
+
+2008-02-29 Tom Tromey <tromey@redhat.com>
+
+ * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
+ input_file_stack_history, input_file_stack_restored): Remove.
+ (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
+ * input.h (struct file_stack): Remove.
+ (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
+ (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
+ Likewise.
+ * diagnostic.h (struct diagnostic_context) <last_module>: Change
+ type.
+ (diagnostic_last_module_changed): Add 'map' argument.
+ (diagnostic_set_last_function): Likewise.
+ * diagnostic.c (undiagnostic_report_current_module): Iterate using
+ line map, not input_file_stack.
+ * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
+
+2008-02-29 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
+
+2008-02-29 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/ieee754-df.S (muldf3): Use RET macros.
+
+2008-02-29 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
+ vn_lookup_or_add.
+ * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
+ value for comparing for a store match.
+ (simplify_unary_expression): Do nothing for SSA_NAMEs.
+ (try_to_simplify): Do not do a full-blown reference lookup.
+
+2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
+ (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
+
+ * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
+
+2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-loop-linear.c (try_interchange_loops): Compare memory access
+ strides against cache sizes.
+
+2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh_secondary_reload): Handle loading a float
+ constant to fpul.
+
+2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
+ of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
+ is smaller than the original promoted value.
+ (simplify_subreg): If OP is a SUBREG, try to preserve its
+ SUBREG_PROMOTED_VAR_P information.
+
+2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
+
+ * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
+ (VN_INFO_GET): Allocate new objects on the obstack.
+ (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
+ for rpo_numbers_temp, for consistency.
+ (free_scc_vn): Free the obstack.
+
+2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
+
+ * doc/invoke.texi: Document -ftree-loop-distribution.
+ * tree-loop-distribution.c: New.
+ * tree-pass.h (pass_loop_distribution): New.
+ * graphds.h (struct graph): Add htab_t indices.
+ * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
+ * tree-vectorizer.c (rename_variables_in_loop): Extern.
+ (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
+ * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
+ * tree-data-ref.c (debug_data_dependence_relations): New.
+ (dump_data_dependence_relation): Also print data references.
+ (free_data_ref): Extern.
+ (same_access_functions): Moved...
+ (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
+ (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
+ debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
+ struct rdg_vertex_info, rdg_vertex_for_stmt): New.
+ (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
+ (stmts_from_loop): Skip LABEL_EXPR.
+ (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
+ New.
+ (build_rdg): Initialize rdg->indices htab.
+ (free_rdg, stores_from_loop, ref_base_address,
+ rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
+ have_similar_memory_accesses_1, ref_base_address_1,
+ remove_similar_memory_refs): New.
+ * tree-data-ref.h: Depend on tree-chrec.h.
+ (debug_data_dependence_relations, free_data_ref): Declared.
+ (same_access_functions): ... here.
+ (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
+ New.
+ (struct rdg_vertex): Add has_mem_write and has_mem_reads.
+ (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
+ RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
+ (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
+ debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
+ rdg_vertex_for_stmt): Declared.
+ (struct rdg_edge): Add level.
+ (RDGE_LEVEL): New.
+ (free_rdg, stores_from_loop, remove_similar_memory_refs,
+ rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
+ Declared.
+ (rdg_has_similar_memory_accesses): New.
+ * tree-vect-analyze.c: Remove unused static decls.
+ * lambda.h (dependence_level): New.
+ * common.opt (ftree-loop-distribution): New.
+ * tree-flow.h (mark_virtual_ops_in_bb,
+ slpeel_tree_duplicate_loop_to_edge_cfg,
+ rename_variables_in_loop): Declared.
+ * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
+ (OBJS-common): Add tree-loop-distribution.o.
+ (tree-loop-distribution.o): New rule.
+ * tree-cfg.c (mark_virtual_ops_in_bb): New.
+ (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
+ * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
+
+2008-02-28 Joseph Myers <joseph@codesourcery.com>
+
+ PR target/33963
+ * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
+ other than structures and unions.
+
+2008-02-28 Richard Guenther <rguenther@suse.de>
+
+ Revert:
+ 2008-02-26 Richard Guenther <rguenther@suse.de>
+
+ * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
+ * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
+ (lookup_decl_from_uid): Declare.
+ (remove_decl_from_map): Likewise.
+ * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
+ * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
+ (decl_for_uid_map): New global hashtable mapping DECL_UID
+ to the decl tree.
+ (init_ttree): Allocate it.
+ (insert_decl_to_uid_decl_map): New helper function.
+ (make_node_stat): Insert new decls into the map.
+ (copy_node_stat): Likewise.
+ (lookup_decl_from_uid): New function.
+ (remove_decl_from_map): Likewise.
+ (print_decl_for_uid_map_statistics): New helper.
+ (dump_tree_statistics): Call it.
+
+ * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
+ (referenced_var_iterator): Adjust.
+ (FOR_EACH_REFERENCED_VAR): Adjust.
+ (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
+ (num_referenced_vars): Adjust.
+ * tree-flow-inline.h (gimple_referenced_vars): Adjust.
+ (first_referenced_var): Remove.
+ (end_referenced_vars_p): Likewise.
+ (next_referenced_var): Likewise.
+ (referenced_var_iterator_set): New helper function.
+ * tree-dfa.c (referenced_var_lookup): Adjust.
+ (referenced_var_check_and_insert): Likewise.
+ (remove_referenced_var): Likewise.
+ * tree-ssa.c (verify_flow_insensitive_alias_info): Use
+ FOR_EACH_REFERENCED_VAR_IN_BITMAP.
+ (verify_call_clobbering): Likewise.
+ (verify_memory_partitions): Likewise.
+ (init_tree_ssa): Allocate bitmap instead of hashtable for
+ referenced_vars.
+ (delete_tree_ssa): Adjust.
+ * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
+ FOR_EACH_REFERENCED_VAR_IN_BITMAP.
+ (compute_tag_properties): Likewise.
+ (set_initial_properties): Likewise.
+ (find_partition_for): Likewise.
+ (update_reference_counts): Likewise.
+ (dump_may_aliases_for): Likewise.
+ * tree-ssa-operands.c (add_virtual_operand): Likewise.
+ (add_call_clobber_ops): Likewise.
+ (add_call_read_ops): Likewise.
+ (get_asm_expr_operands): Likewise.
+ * tree-into-ssa.c (dump_decl_set): Likewise.
+ (update_ssa): Likewise.
+ * tree-sra.c (scan_function): Likewise.
+ (decide_instantiations): Likewise.
+ (scalarize_parms): Likewise.
+ * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
+ (dsa_named_for): Likewise.
+ * tree-ssa-structalias.c (update_alias_info): Likewise.
+ (merge_smts_into): Likewise.
+
+2008-02-27 David Daney <ddaney@avtrex.com>
+
+ PR target/34409
+ * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
+ * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
+ * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
+ * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
+ * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
+
+2008-02-27 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/25477
+ * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
+ (BUILT_IN_NEXTTOWARD): Remove.
+ (BUILT_IN_NEXTTOWARDF): Ditto.
+ * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
+ alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
+
+2008-02-27 Tom Tromey <tromey@redhat.com>
+
+ * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
+ DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
+
+2008-02-27 Jan Beulich <jbeulich@novell.com>
+
+ * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
+ update the respective field on newdecl.
+
+2008-02-27 Revital Eres <eres@il.ibm.com>
+
+ PR rtl-optimization/34999
+ * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
+ crossing edges that ends with a call insn.
+ (fix_up_fall_thru_edges): Handle crossing edges that ends with a
+ call insn and clear the EDGE_CROSSING flag of the crossing edge
+ when fixing fallthru edges.
+
+2008-02-27 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35390
+ * fold-const.c (fold_unary): Return the correct argument,
+ converted to the result type.
+
+2008-02-27 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/34971
+ * expr.c (expand_expr_real_1): Assert on rotates that operate
+ on partial modes.
+ * fold-const.c (fold_binary): Use the types precision, not the
+ bitsize of the mode if folding rotate expressions. Build rotates
+ only for full modes.
+
+2008-02-27 Jakub Jelinek <jakub@redhat.com>
+
+ * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
+ and CPP_PRAGMA_EOL.
+ * c-pragma.c (pragma_ns_name): New typedef.
+ (registered_pp_pragmas): New variable.
+ (c_pp_lookup_pragma): New function.
+ (c_register_pragma_1): If flag_preprocess_only, do nothing
+ for non-expanded pragmas, for expanded ones push pragma's
+ namespace and name into registered_pp_pragmas vector.
+ (c_invoke_pragma_handler): Register OpenMP pragmas even when
+ flag_preprocess_only, don't register GCC pch_preprocess
+ pragma if flag_preprocess_only.
+ * c-opts.c (c_common_init): Call init_pragma even if
+ flag_preprocess_only.
+ * c-pragma.c (c_pp_lookup_pragma): New prototype.
+ * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
+ cpp_register_pragma if flag_preprocess_only.
+
+2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR c/28800
+ * c-parser.c (c_parser_translation_unit): Warn for empty
+ translation unit, not empty source file.
+
+2008-02-26 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
+ operand for Thumb-2.
+ * config/arm/arm.h (reg_class): Add CORE_REGS.
+ (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
+ (BASE_REG_CLASS): Use CORE_REGS.
+ (PREFERRED_RELOAD_CLASS): Add STACK_REG.
+ (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
+ (REGNO_OK_FOR_INDEX_P): Exclude SP.
+ (ARM_REG_OK_FOR_INDEX_P): Always define. Use
+ ARM_REGNO_OK_FOR_INDEX_P.
+ (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
+ * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
+ arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
+ (ldm/stm peepholes): Ditto.
+ * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
+ * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
+ * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
+ * config/arm/constraints.md: Enable "k" constraint on ARM.
+
+2008-02-27 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/rs6000.c: Annotate cache line size field in all
+ instances of struct processor_costs.
+
+2008-02-26 David Edelsohn <edelsohn@gnu.org>
+
+ * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
+ dse2, gcse, if_conversion, if_after_combine, if_after_reload,
+ jump_bypass): New counters.
+ * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
+ * dce.c (gate_ud_dce): Same.
+ (gate_fast_dce): Same.
+ * dse.c (gate_dse1): New function.
+ (gate_dse2): New function.
+ (gate_dse): Merge results of new gate functions.
+ * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
+ (gate_handle_jump_bypass): Add dbg_cnt.
+ (gate_handle_gcse): Add dbg_cnt.
+ * ifcvt.c (gate_handle_if_conversion): Same.
+ (gate_handle_if_after_combine): Same.
+ (gate_handle_if_after_reload): Same.
+ * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
+
+2008-02-26 Edmar Wienskoski <edmar@freescale.com>
+
+ * config/rs6000/rs6000.c (processor_costs): Update e300 cache
+ line sizes.
+ * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
+
+2008-02-26 Jason Merrill <jason@redhat.com>
+
+ PR c++/35315
+ * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
+ alone if it's the naming decl for the type's main variant.
+
+2008-02-26 Tom Tromey <tromey@redhat.com>
+
+ * system.h (USE_MAPPED_LOCATION): Poison.
+ * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
+ * tree-cfg.c (make_cond_expr_edges): Remove old location code.
+ (make_goto_expr_edges): Likewise.
+ (remove_bb): Likewise.
+ (execute_warn_function_return): Likewise.
+ * basic-block.h (struct edge_def) <goto_locus>: Change type to
+ location_t.
+ * c-common.c (fname_decl): Remove old location code.
+ * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
+ location code.
+ * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
+ variant.
+ (ASM_INPUT_SOURCE_LOCATION): Likewise.
+ (gen_rtx_ASM_INPUT): Likewise.
+ (gen_rtx_ASM_INPUT_loc): Likewise.
+ (get_rtx_asm_OPERANDS): Remove.
+ * cfglayout.c (insn_locators_alloc): Remove old location code.
+ (set_curr_insn_source_location): Likewise.
+ (curr_insn_locator): Likewise.
+ * print-tree.c (print_node): Remove old location code.
+ * tree-mudflap.c (mf_varname_tree): Remove old location code.
+ (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
+ * cfgexpand.c (expand_gimple_cond_expr): Don't use
+ location_from_locus.
+ (construct_exit_block): Remove old location code.
+ * emit-rtl.c (force_next_line_note): Remove old location code.
+ * profile.c (branch_prob): Remove old location code.
+ * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
+ LOC_LINE): Remove old-location variants.
+ * langhooks.c (lhd_print_error_function): Remove old location
+ code.
+ * configure, config.in: Rebuilt.
+ * configure.ac (--enable-mapped-location): Remove.
+ * c-decl.c (c_init_decl_processing): Remove old location code.
+ (finish_function): Likewise.
+ * recog.c (decode_asm_operands): Remove old location code.
+ * c-pch.c (c_common_read_pch): Remove old location code.
+ * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
+ variants.
+ * gimple-low.c (lower_function_body): Remove old location code.
+ * toplev.c (unknown_location): Remove.
+ (push_srcloc): Remove old-location variant.
+ (process_options): Remove old location code.
+ (lang_dependent_init): Likewise.
+ * input.h (UNKNOWN_LOCATION): Move definition.
+ (location_t): Undeprecate.
+ (source_locus): Remove.
+ (location_from_locus): Remove.
+ (struct location_s): Remove.
+ Remove all old-location code.
+ (input_line, input_filename): Remove.
+ * final.c (final_scan_insn): Remove old location code.
+ * diagnostic.c (diagnostic_build_prefix): Remove
+ USE_MAPPED_LOCATION test.
+ * tree.h (gimple_stmt) <locus>: Now a location_t.
+ (tree_exp) <locus>: Likewise.
+ (DECL_IS_BUILTIN): Remove old-location variant.
+ (annotate_with_file_line, annotate_with_locus): Likewise.
+ (expr_locus, set_expr_locus): Update.
+ * tree.c (build1_stat): Remove old location code.
+ (last_annotated_node): Remove.
+ (annotate_with_file_line): Remove old-location variant.
+ (annotate_with_locus): Likewise.
+ (expr_location): Remove old location code.
+ (set_expr_location): Likewise.
+ (expr_has_location): Likewise.
+ (expr_locus): Likewise.
+ (set_expr_locus): Likewise.
+ (expr_filename): Don't use location_from_locus.
+ (expr_lineno): Likewise.
+ * rtl-error.c (location_for_asm): Remove old location code.
+ * c-lex.c (cb_line_change): Remove old location code.
+ (fe_file_change): Likewise.
+ (cb_def_pragma): Likewise.
+ (c_lex_with_flags): Likewise.
+ * gengtype.c (do_typedef): Don't special-case location types.
+ (define_location_structures): Remove.
+ (main): Don't call define_location_structures.
+ * tree-pretty-print.c (dump_implicit_edges): Remove old location
+ code.
+
+2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 26264
+ * builtins.def (BUILT_IN_STDARG_START): Remove.
+ * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
+ * tree-stdarg.c (execute_optimize_stdarg): Likewise.
+ * tree-inline.c (inline_forbidden_p_1): Likewise.
+
+2008-02-26 Richard Guenther <rguenther@suse.de>
+
+ * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
+ * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
+ (lookup_decl_from_uid): Declare.
+ (remove_decl_from_map): Likewise.
+ * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
+ * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
+ (decl_for_uid_map): New global hashtable mapping DECL_UID
+ to the decl tree.
+ (init_ttree): Allocate it.
+ (insert_decl_to_uid_decl_map): New helper function.
+ (make_node_stat): Insert new decls into the map.
+ (copy_node_stat): Likewise.
+ (lookup_decl_from_uid): New function.
+ (remove_decl_from_map): Likewise.
+ (print_decl_for_uid_map_statistics): New helper.
+ (dump_tree_statistics): Call it.
+
+ * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
+ (referenced_var_iterator): Adjust.
+ (FOR_EACH_REFERENCED_VAR): Adjust.
+ (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
+ (num_referenced_vars): Adjust.
+ * tree-flow-inline.h (gimple_referenced_vars): Adjust.
+ (first_referenced_var): Remove.
+ (end_referenced_vars_p): Likewise.
+ (next_referenced_var): Likewise.
+ (referenced_var_iterator_set): New helper function.
+ * tree-dfa.c (referenced_var_lookup): Adjust.
+ (referenced_var_check_and_insert): Likewise.
+ (remove_referenced_var): Likewise.
+ * tree-ssa.c (verify_flow_insensitive_alias_info): Use
+ FOR_EACH_REFERENCED_VAR_IN_BITMAP.
+ (verify_call_clobbering): Likewise.
+ (verify_memory_partitions): Likewise.
+ (init_tree_ssa): Allocate bitmap instead of hashtable for
+ referenced_vars.
+ (delete_tree_ssa): Adjust.
+ * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
+ FOR_EACH_REFERENCED_VAR_IN_BITMAP.
+ (compute_tag_properties): Likewise.
+ (set_initial_properties): Likewise.
+ (find_partition_for): Likewise.
+ (update_reference_counts): Likewise.
+ (dump_may_aliases_for): Likewise.
+ * tree-ssa-operands.c (add_virtual_operand): Likewise.
+ (add_call_clobber_ops): Likewise.
+ (add_call_read_ops): Likewise.
+ (get_asm_expr_operands): Likewise.
+ * tree-into-ssa.c (dump_decl_set): Likewise.
+ (update_ssa): Likewise.
+ * tree-sra.c (scan_function): Likewise.
+ (decide_instantiations): Likewise.
+ (scalarize_parms): Likewise.
+ * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
+ (dsa_named_for): Likewise.
+ * tree-ssa-structalias.c (update_alias_info): Likewise.
+ (merge_smts_into): Likewise.
+
+2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 34351
+ * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
+ * c-opts.c (c_common_handle_option): Wall enables
+ Wvolatile-register-var.
+ * common.opt: Move Wvolatile-register-var to...
+ * c.opt: ...here.
+
+2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * common.opt (Wlarger-than=): New.
+ * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
+ -Wlarger-than=.
+ * opts.c (common_handle_option): Handle -Wlarger-than=.
+ * optc-gen.awk: Likewise.
+ * opth-gen.awk: Likewise.
+ * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
+ * tree-optimize.c (tree_rest_of_compilation): Likewise.
+
+2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * c-common.c (match_case_to_enum_1): Add appropriate
+ OPT_W* parameter to warning.
+ (c_do_switch_warnings): Likewise.
+ * c-typeck.c (warning_init): Add one more parameter following
+ 'warning' function.
+ (push_init_level): Update call to warning_init.
+ (pop_init_level): Likewise.
+ (add_pending_init): Likewise.
+ (output_init_element: Likewise.
+
+2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 28322
+ * toplev.c (toplev_main): If there are warnings or error, print
+ errors for ignored options.
+ * opts.c (ignored_options): New static variable.
+ (postpone_unknown_option_error): New.
+ (print_ignored_options): New.
+ (handle_option): Postpone errors for unknown -Wno-* options.
+ * opts.h (print_ignored_options): Declare.
+
+2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * config/mips/mips.md (loadgp_blockage, blockage): Change type
+ to "ghost".
+
+2008-02-25 Richard Guenther <rguenther@suse.de>
+
+ Revert:
+ 2008-02-25 Richard Guenther <rguenther@suse.de>
+
+ * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
+ * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
+ (lookup_decl_from_uid): Declare.
+ * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
+ * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
+ (decl_for_uid_map): New global hashtable mapping DECL_UID
+ to the decl tree.
+ (init_ttree): Allocate it.
+ (insert_decl_to_uid_decl_map): New helper function.
+ (make_node_stat): Insert new decls into the map.
+ (copy_node_stat): Likewise.
+ (lookup_decl_from_uid): New function.
+ (print_decl_for_uid_map_statistics): New helper.
+ (dump_tree_statistics): Call it.
+
+ * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
+ (referenced_var_iterator): Adjust.
+ (FOR_EACH_REFERENCED_VAR): Adjust.
+ (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
+ (num_referenced_vars): Adjust.
+ * tree-flow-inline.h (gimple_referenced_vars): Adjust.
+ (first_referenced_var): Remove.
+ (end_referenced_vars_p): Likewise.
+ (next_referenced_var): Likewise.
+ (referenced_var_iterator_set): New helper function.
+ * tree-dfa.c (referenced_var_lookup): Adjust.
+ (referenced_var_check_and_insert): Likewise.
+ (remove_referenced_var): Likewise.
+ * tree-ssa.c (verify_flow_insensitive_alias_info): Use
+ FOR_EACH_REFERENCED_VAR_IN_BITMAP.
+ (verify_call_clobbering): Likewise.
+ (verify_memory_partitions): Likewise.
+ (init_tree_ssa): Allocate bitmap instead of hashtable for
+ referenced_vars.
+ (delete_tree_ssa): Adjust.
+ * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
+ FOR_EACH_REFERENCED_VAR_IN_BITMAP.
+ (compute_tag_properties): Likewise.
+ (set_initial_properties): Likewise.
+ (find_partition_for): Likewise.
+ (update_reference_counts): Likewise.
+ (dump_may_aliases_for): Likewise.
+ * tree-ssa-operands.c (add_virtual_operand): Likewise.
+ (add_call_clobber_ops): Likewise.
+ (add_call_read_ops): Likewise.
+ (get_asm_expr_operands): Likewise.
+ * tree-into-ssa.c (dump_decl_set): Likewise.
+ (update_ssa): Likewise.
+ * tree-sra.c (scan_function): Likewise.
+ (decide_instantiations): Likewise.
+ (scalarize_parms): Likewise.
+ * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
+ (dsa_named_for): Likewise.
+ * tree-ssa-structalias.c (update_alias_info): Likewise.
+ (merge_smts_into): Likewise.
+
+2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR fortran/29549
+ * doc/invoke.texi (-fcx-limited-range): Document new option.
+ * toplev.c (process_options): Handle -fcx-fortran-rules.
+ * common.opt: Add documentation for -fcx-fortran-rules.
+
+2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
+
+ PR c/35162
+ * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
+ actual behaviour and C99.
+
+2008-02-26 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
+ (ASM_CPU_POWER6_SPEC): Likewise.
+ (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
+ Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
+ (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
+
+2008-02-25 Richard Guenther <rguenther@suse.de>
+
+ * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
+ * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
+ (lookup_decl_from_uid): Declare.
+ * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
+ * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
+ (decl_for_uid_map): New global hashtable mapping DECL_UID
+ to the decl tree.
+ (init_ttree): Allocate it.
+ (insert_decl_to_uid_decl_map): New helper function.
+ (make_node_stat): Insert new decls into the map.
+ (copy_node_stat): Likewise.
+ (lookup_decl_from_uid): New function.
+ (print_decl_for_uid_map_statistics): New helper.
+ (dump_tree_statistics): Call it.
+
+ * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
+ (referenced_var_iterator): Adjust.
+ (FOR_EACH_REFERENCED_VAR): Adjust.
+ (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
+ (num_referenced_vars): Adjust.
+ * tree-flow-inline.h (gimple_referenced_vars): Adjust.
+ (first_referenced_var): Remove.
+ (end_referenced_vars_p): Likewise.
+ (next_referenced_var): Likewise.
+ (referenced_var_iterator_set): New helper function.
+ * tree-dfa.c (referenced_var_lookup): Adjust.
+ (referenced_var_check_and_insert): Likewise.
+ (remove_referenced_var): Likewise.
+ * tree-ssa.c (verify_flow_insensitive_alias_info): Use
+ FOR_EACH_REFERENCED_VAR_IN_BITMAP.
+ (verify_call_clobbering): Likewise.
+ (verify_memory_partitions): Likewise.
+ (init_tree_ssa): Allocate bitmap instead of hashtable for
+ referenced_vars.
+ (delete_tree_ssa): Adjust.
+ * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
+ FOR_EACH_REFERENCED_VAR_IN_BITMAP.
+ (compute_tag_properties): Likewise.
+ (set_initial_properties): Likewise.
+ (find_partition_for): Likewise.
+ (update_reference_counts): Likewise.
+ (dump_may_aliases_for): Likewise.
+ * tree-ssa-operands.c (add_virtual_operand): Likewise.
+ (add_call_clobber_ops): Likewise.
+ (add_call_read_ops): Likewise.
+ (get_asm_expr_operands): Likewise.
+ * tree-into-ssa.c (dump_decl_set): Likewise.
+ (update_ssa): Likewise.
+ * tree-sra.c (scan_function): Likewise.
+ (decide_instantiations): Likewise.
+ (scalarize_parms): Likewise.
+ * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
+ (dsa_named_for): Likewise.
+ * tree-ssa-structalias.c (update_alias_info): Likewise.
+ (merge_smts_into): Likewise.
+
+2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ PR target/35258
+ * cse.c (cse_insn): Avoid creation of overlapping MEMs.
+ * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
+ * alias.h (nonoverlapping_memrefs_p): Likewise.
+
+2008-02-25 Jan Beulich <jbeulich@novell.com>
+
+ * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
+ * config/i386/netware-libgcc.exp: Add __bswap?i2,
+ __emultls_get_address, __emultls_register_common,
+ __floatundi?f, and _Unwind_GetIPInfo.
+ * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
+ Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
+ (gen_regparm_prefix): Likewise.
+ (i386_nlm_encode_section_info): Sync with
+ config/i386/winnt.c:i386_pe_encode_section_info().
+ (i386_nlm_maybe_mangle_decl_assembler_name): New.
+ i386_nlm_mangle_decl_assembler_name): New.
+ (netware_override_options): New.
+ * config/i386/netware.h (netware_override_options): Declare.
+ (OVERRIDE_OPTIONS): Re-define to netware_override_options.
+ (i386_nlm_mangle_decl_assembler_name): Declare.
+ (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
+
+2008-02-25 Ben Elliston <bje@au.ibm.com>
+
+ PR other/32948
+ * c-decl.c (grokdeclarator): Remove unused local variables
+ `typedef_type' and `type_as_written'.
+ * bb-reorder.c
+ (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
+ unused local variable `has_hot_blocks'.
+ (fix_crossing_conditional_branches): Remove unused local variable
+ `prev_bb'.
+
+2008-02-25 Uros Bizjak <ubizjak@gmail.com>
+
+ PR middle-end/19984
+ * builtins.def (BUILT_IN_NAN): Define as c99 builtin
+ using DEF_C99_BUILTIN.
+ (BUILT_IN_NANF): Ditto.
+ (BUILT_IN_NANL): Ditto.
+
+2008-02-25 Ayal Zaks <zaks@il.ibm.com>
+ Revital Eres <eres@il.ibm.com>
+
+ * modulo-sched.c (calculate_must_precede_follow): Address TODO
+ regarding the order of two dependent insns in the same row.
+
+2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
+
+ * stor-layout.c (layout_decl): Do not bump the alignment of a
+ bit-field to more than byte alignment if it is packed.
+
+2008-02-24 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.c (processor_costs): Add cache costs for
+ e300c2 and e300c3.
+
+2008-02-24 Diego Novillo <dnovillo@google.com>
+
+ http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
+
+ PR 33738
+ * tree-vrp.c (vrp_evaluate_conditional): With
+ -Wtype-limits, emit a warning when comparing against a
+ constant outside the natural range of OP0's type.
+ * c.opt (Wtype-limits): Move ...
+ * common.opt (Wtype-limits): ... here.
+
+2008-02-24 Edmar Wienskoski <edmar@freescale.com>
+
+ * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
+ * config/rs6000/e300c2c3.md: New file.
+ * config/rs6000/rs6000.c (processor_costs): Add new costs for
+ e300c2 and e300c3.
+ (rs6000_override_options): Add e300c2 and e300c3 cases to
+ processor_target_table. Do not allow usage of Altivec or Spe
+ with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
+ (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
+ * config/rs6000/rs6000.h (processor_type): Add
+ PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
+ (ASM_CPU_SPEC): Add e300c2 and e300c3.
+ * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
+ and ppce300c3. Include e300c2c3.md.
+
+2008-02-23 David Edelsohn <edelsohn@gnu.org>
+
+ * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
+ instead of TARGET_STRICT_ALIGN.
+
+2008-02-23 Joseph Myers <joseph@codesourcery.com>
+
+ * explow.c (memory_address): Assert that the generated address is
+ valid.
+
+2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
+
+ PR target/25477
+ * config/darwin-protos.h: Add darwin_patch_builtins prototype.
+ * config/darwin-ppc-ldouble-patch.def: New file.
+ * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
+ * config/rs6000/rs6000.c (rs6000_init_builtins): Call
+ SUBTARGET_INIT_BUILTINS if defined.
+ * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
+ New functions.
+
+2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR rtl-opt/33512
+ * simplify-rtx.c (simplify_binary_operation_1): Add simplification
+ of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
+
+2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR pch/35027
+ * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
+ file" warning condtional on -Winvalid-PCH.
+
+2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * expmed.c (extract_bit_field): Always use adjust_address for MEM.
+
+2008-02-23 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/22076
+ PR target/34256
+ * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
+ prevent reload from using MMX registers.
+ (*mov<mode>_internal): Ditto.
+ (*movv2sf_internal_rex64): Ditto.
+ (*movv2sf_internal): Ditto.
+
+2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR documentation/31569
+ * doc/install.texi2html: Use makeinfo --no-number-sections.
+
+2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
+ ensure that we can address an entire entity > 8 bytes. Don't
+ generate reg+reg addressing for such data.
+
+2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
+ strings when optimizing for size, unless the target cares about
+ alignment.
+
+2008-02-22 Tom Tromey <tromey@redhat.com>
+
+ * regclass.c (current_pass): Remove declaration.
+
+2008-02-22 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/libgcc.S (__RAMPZ__): Define.
+ (__do_copy_data): Add for devices with 128KB code memory.
+
+2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
+ Use spe_abi.
+ * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
+
+2008-02-22 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
+ GENNONACR_REGS.
+
+2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR c/19999
+ * c-typeck.c (build_binary_op): Warn about floating point
+ comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
+
+2008-02-21 Janis Johnson <janis187@us.ibm.com>
+
+ PR target/34526
+ * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
+ (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
+ add vrsave.
+ (rs6000_override_options): Set altivec_abi as default, not override,
+ for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
+ TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
+ is used; use new member spe_abi.
+ (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
+ spe_abi and altivec_abi.
+
+2008-02-22 Tomas Bily <tbily@suse.cz>
+
+ * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
+
+2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR bootstrap/35273
+ * config.build (build_file_translate): Set to `CMD //c' only if
+ it works.
+ * Makefile.in (build_file_translate): Improve comment.
+
+2008-02-21 Jan Hubicka <jh@suse.cz>
+
+ * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
+ PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
+ PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
+
+2008-02-21 Michael Matz <matz@suse.de>
+
+ PR target/35264
+ * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
+
+2008-02-21 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
+ movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
+ as insn constraint.
+ * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
+ from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
+ SSE_VEC_FLOAT_MODE_P as insn constraint.
+ (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
+ (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
+ sse4a_movntdf using MODEF mode iterator.
+ (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
+ sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
+ (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
+ (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
+ (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
+ (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
+ (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
+
+2008-02-21 Richard Guenther <rguenther@suse.de>
+
+ * tree.def (PAREN_EXPR): New tree code.
+ * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
+ and PAREN_EXPR.
+ * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
+ * expr.c (expand_expr_real_1): Likewise.
+ * tree-inline.c (estimate_num_insns_1): Likewise.
+ * tree-complex.c (expand_complex_move): Likewise.
+ * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
+ as plain x.
+
+2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/35225
+ * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
+
+2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/35190
+ * config/sh/sh.md (jump_compact): Disable for crossing jumps.
+
+ * config/sh/sh.c (find_barrier): Don't go past
+ NOTE_INSN_SWITCH_TEXT_SECTIONS note.
+
+2008-02-20 DJ Delorie <dj@redhat.com>
+
+ * config/h8300/h8300.md (insv): Force source operand to be a register.
+
+ * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
+ as a jump, not as a plain insn.
+
+2008-02-20 Seongbae Park <seongbae.park@gmail.com>
+
+ * doc/invoke.texi (Warning Options): Add new option
+ -Wframe-larger-than=.
+ (-Wframe-larger-than): Document.
+
+ * flags.h (warn_frame_larger_than, frame_larger_than_size):
+ Add declarations for new option variables.
+
+ * final.c (final_start_function): Check the frame size
+ before emission and issue a Wframe-larger-than warning.
+
+ * opts.c (warn_frame_larger_than, frame_larger_than_size):
+ Add definitions for new option variables.
+ (common_handle_option): Handle new option OPT_Wframe_larger_than_.
+
+ * common.opt (Wframe-larger-than=): New option.
+
+2008-02-20 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
+ (<sse>_div<mode>3): Ditto.
+ (<sse>_vmdiv<mode>3): Ditto.
+ (<sse>_vmsqrt<mode>2): Ditto.
+ (*smax<mode>3): Ditto.
+ (sse5_frcz<mode>2): Ditto.
+ (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
+ as insn constraint.
+
+2008-02-20 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35265
+ * builtins.c (validate_arg): If we want an INTEGER_TYPE,
+ be happy with INTEGRAL_TYPE_P.
+
+2008-02-20 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (split_tree): Associate floatig-point expressions
+ if flag_associative_math is set.
+
+2008-02-20 Richard Guenther <rguenther@suse.de>
+
+ * tree.h (fold_real_zero_addition_p): Declare.
+ * fold-const.c (fold_real_zero_addition_p): Export.
+ * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
+ floating-point operations with zero and one.
+
+2008-02-20 Paolo Bonzini <bonzini@gnu.org>
+
+ * doc/install.texi: Correct references to CFLAGS, replacing them
+ with BOOT_CFLAGS. Document flags used during bootstrap for
+ target libraries.
+
+2008-02-20 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
+ * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
+ and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
+ insn constraint.
+ (smin<mode>3): Ditto from similar patterns.
+ (smax<mode>3): Ditto.
+ (*ieee_smin<mode>3): Ditto.
+ (*ieee_smax<mode>3): Ditto.
+ * config/i386/sse.md (sse): New mode attribute.
+ (mov<mode>): Macroize expander from movv4sf and movv2df using
+ SSEMODEF2P mode iterator.
+ (<sse>_movnt<mode>): Ditto from similar patterns. Use
+ SSE_VEC_FLOAT_MODE_P as insn constraint.
+ (storent<mode>): Ditto.
+ (storent<mode>): Macroize expander from storentsf and storentdf using
+ MODEF mode iterator.
+ (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
+ mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
+ (abs<mode>2): Ditto from similar patterns.
+ (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
+ (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
+ (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
+ (<sse>_vmsqrt<mode>2): Ditto.
+ (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
+ (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
+ (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
+ (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
+ (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
+ sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
+ mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
+ insn constraint.
+ (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
+ iterator and SSE_FLOAT_MODE_P as insn constraint.
+ (<sse>_ucomi): Ditto from similar patterns.
+ (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
+ sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
+ SSE_VEC_FLOAT_MODE_P as insn constraint.
+ (vcond<mode>): Ditto from similar patterns.
+ (and<mode>3, *and<mode>3): Ditto.
+ (<sse>_nand<mode>3): Ditto.
+ (ior<mode>3, *ior<mode>3): Ditto.
+ (xor<mode>3, *xor<mode>3): Ditto.
+ (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
+ iterator and SSE_FLOAT_MODE_P as insn constraint.
+ (*nand<mode>3): Ditto from similar patterns.
+ (*ior<mode>3): Ditto.
+ (*xor<mode>3): Ditto.
+
+2008-02-20 Ira Rosen <irar@il.ibm.com>
+
+ * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
+ vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
+ vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
+
+2008-02-19 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (tree_bb_level_predictions): Remove variable next
+ mistakely introduced by previous commit.
+
+2008-02-19 Jan Hubicka <jh@suse.cz>
+
+ * predict.c (predict_paths_leading_to): Rewrite.
+ (predict_paths_for_bb): New.
+ (tree_bb_level_predictions): Update call of predict_paths_leading_to.
+
+2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR bootstrap/35218
+ * Makefile.in (build_file_translate): New.
+ (gcc-vers.texi): Use it for translating $(abs_srcdir).
+ * config.build (build_file_translate): Set to `CMD //c' on MinGW.
+ * configure.ac (build_file_translate): Substitute it.
+ * configure: Regenerate.
+
+2008-02-19 Jan Hubicka <jh@suse.cz>
+
+ PR rtl-optimization/34408
+ * see.c (see_def_extension_not_merged): Copy subreg so we don't have
+ invalid sharing.
+
+2008-02-19 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/28779
+ * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
+ call_expr.
+
+2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR Ada/35186
+ * config/i386/i386-modes.def: Revert the last DI alignment
+ change until Ada people can look into it.
+
+2008-02-19 Nick Clifton <nickc@redhat.com>
+
+ * opts.c (print_specific_help): Fix typo in --help text.
+
+2008-02-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/35239
+ * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
+ 32-bit inline asm without asm alternatives for host GCC < 3.0.
+
+2008-02-19 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/34989
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
+ Allow propagation to INDIRECT_REF if we can simplify only.
+
+2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * c-common.c (warn_for_collisions_1): Use appropriate option when
+ warning.
+
+2008-02-19 Nick Clifton <nickc@redhat.com>
+
+ PR other/31349
+ * opts.c (undocumented_msg): Leave blank unless checking is enabled.
+ (handle_options): Fix indentation.
+ (print_filtered_help): If no language-specific options were
+ displayed tell the user how to list all the options supported by
+ the language's front-end.
+ (print_specific_help): Fix indentation and remove duplicate line.
+ (common_handle_option): Handle the -v option.
+ For --help enable the display of undocumented options if the -v
+ switch has been included on the command line.
+ For --help= check for overlaps in the arguments between the option
+ classes and the language names and issue a warning when they
+ cannot be disambiguated.
+ * c.opt (v): Pass on to the common option handler.
+
+2008-02-19 Revital Eres <eres@il.ibm.com>
+
+ * modulo-sched.c (sms_schedule): Change dump message when
+ create_ddg function fails.
+ (try_scheduling_node_in_cycle): Rename row to cycle.
+ (print_partial_schedule): Rename CYCLE to ROW.
+
+2008-02-19 Christian Bruel <christian.bruel@st.com>
+ Zdenek Dvorak <ook@ucw.cz>
+
+ * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
+
+2008-02-19 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/33555
+ * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
+ (*x86_movdicc_0_m1_se): Ditto.
+
+2008-02-19 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
+ (CMPtype): Define as __gcc_CMPtype.
+ * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
+ (CMPtype): Define as __gcc_CMPtype.
+
+2008-02-19 Hans-Peter Nilsson <hp@axis.com>
+
+ Support valgrind 3.3 for --enable-checking=valgrind.
+ * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
+ here.
+ [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
+ [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
+ [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
+ * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
+ Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
+ VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
+ VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
+ respectively.
+ * ggc-zone.c: Similar.
+ * ggc-page.c: Similar.
+
+2008-02-19 Paul Brook <paul@codesourcery.com>
+
+ PR target/35071
+ * config/arm/ieee754-df.S: Fix do_it typo.
+ * config/arm/ieee754-sf.S: Fix do_it typo.
+
+2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/35189
+ * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
+ (OPTION_MASK_ISA_3DNOW_SET): Likewise.
+ (OPTION_MASK_ISA_SSE_SET): Likewise.
+ (OPTION_MASK_ISA_SSE2_SET): Likewise.
+ (OPTION_MASK_ISA_SSE3_SET): Likewise.
+ (OPTION_MASK_ISA_SSSE3_SET): Likewise.
+ (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
+ (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
+ (OPTION_MASK_ISA_SSE4_SET): Likewise.
+ (OPTION_MASK_ISA_SSE4A_SET): Likewise.
+ (OPTION_MASK_ISA_SSE5_SET): Likewise.
+ (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
+ (OPTION_MASK_ISA_MMX_UNSET): Updated.
+ (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
+ (OPTION_MASK_ISA_SSE_UNSET): Likewise.
+ (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
+ (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
+ (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
+ (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
+ (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
+ (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
+ (OPTION_MASK_ISA_SSE4): Removed.
+ (ix86_handle_option): Turn on bits in ix86_isa_flags and
+ ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
+ (override_options): Don't turn on implied SSE/MMX bits in
+ ix86_isa_flags.
+
+2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386-modes.def: Use 4 byte alignment on DI for
+ 32bit host.
+
+2008-02-18 Joey Ye <joey.ye@intel.com>
+
+ PR middle-end/34921
+ * tree-nested.c (insert_field_into_struct): Set type alignment
+ to field alignment if the former is less than the latter.
+
+2008-02-18 Jakub Jelinek <jakub@redhat.com>
+
+ * BASE-VER: Set to 4.4.0.
+
+2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
+ * doc/cfg.texi: Likewise.
+ * doc/extend.texi: Likewise.
+ * doc/gty.texi: Likewise.
+ * doc/invoke.texi: Likewise.
+ * doc/loop.texi: Likewise.
+ * doc/md.texi: Likewise.
+ * doc/passes.texi: Likewise.
+ * doc/rtl.texi: Likewise.
+ * doc/sourcebuild.texi: Likewise.
+ * doc/tm.texi: Likewise.
+ * doc/tree-ssa.texi: Likewise.
+
+2008-02-17 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35227
+ * tree-complex.c (init_parameter_lattice_values): Handle parameters
+ without default definition.
+
+2008-02-17 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/35231
+ * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
+ if A | B != 1.
+
+2008-02-17 Uros Bizjak <ubizjak@gmail.com>
+
+ Revert:
+ 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
+ * config/i386/sfp-machine.h (CMPtype): Define as typedef using
+ libgcc_cmp_return mode.
+
+2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR c/28368
+ * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
+
+2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
+
+ * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
+ multilibs.
+
+2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/c-tree.texi: Use `@.' where appropriate.
+ * doc/extend.texi: Likewise.
+ * doc/install.texi: Likewise.
+ * doc/invoke.texi: Likewise.
+ * doc/loop.texi: Likewise.
+ * doc/makefile.texi: Likewise.
+ * doc/md.texi: Likewise.
+ * doc/passes.texi: Likewise.
+ * doc/standards.texi: Likewise.
+ * doc/tm.texi: Likewise.
+
+2008-02-15 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/35196
+ * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
+ in entry_bb.
+ (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
+ rather than in entry_bb.
+
+2008-02-15 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/sfp-machine.h (CMPtype): Define as typedef using
+ libgcc_cmp_return mode.
+
+2008-02-15 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/35130
+ * tree-nested.c (convert_call_expr): Put FRAME.* vars into
+ OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
+
+2008-02-15 Richard Guenther <rguenther@suse.de>
+ Zdenek Dvorak <ook@ucw.cz>
+
+ PR tree-optimization/35164
+ * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
+ * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
+ * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
+ Only propagate addresses which do not have abnormal SSA_NAMEs
+ in their operands.
+
+2008-02-15 Joseph Myers <joseph@codesourcery.com>
+
+ PR target/35088
+ * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
+
+2008-02-15 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/35149
+ * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
+
+2008-02-15 Uros Bizjak <ubizjak@gmail.com>
+
+ PR middle-end/34621
+ * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
+ when calculating alignment_pad.
+
+2008-02-15 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
+ (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
+ * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
+ and STACK_BOUNDARY define.
+
+2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR preprocessor/35061
+ * c-pragma.c (handle_pragma_pop_macro): Check that
+ pushed_macro_table has been allocated.
+
+2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR middle-end/35136
+ * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
+ (force_gimple_operand): Likewise.
+ * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
+ for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
+ Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
+ (find_interesting_uses_address): Check addressability and alignment
+ of the base expression only after substituting bases of IVs into it.
+
+2008-02-14 Michael Matz <matz@suse.de>
+
+ PR target/34930
+ * function.c (instantiate_virtual_regs_in_insn): Reload address
+ before falling back to reloading the whole operand.
+
+2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (s390_mainpool_start): Emit the pool
+ before the first section switch note.
+
+2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/bugreport.texi: Update copyright years.
+ * doc/c-tree.texi: Likewise.
+ * doc/cfg.texi: Likewise.
+ * doc/cpp.texi: Likewise.
+ * doc/cppinternals.texi: Likewise.
+ * doc/fragments.texi: Likewise.
+ * doc/frontends.texi: Likewise.
+ * doc/gcc.texi: Likewise.
+ * doc/gty.texi: Likewise.
+ * doc/hostconfig.texi: Likewise.
+ * doc/implement-c.texi: Likewise.
+ * doc/libgcc.texi: Likewise.
+ * doc/loop.texi: Likewise.
+ * doc/makefile.texi: Likewise.
+ * doc/options.texi: Likewise.
+ * doc/passes.texi: Likewise.
+ * doc/rtl.texi: Likewise.
+ * doc/sourcebuild.texi: Likewise.
+ * doc/standards.texi: Likewise.
+ * doc/tree-ssa.texi: Likewise.
+ * doc/trouble.texi: Likewise.
+
+ * doc/extend.texi: Use @: or add comma where appropriate.
+ * doc/invoke.texi: Likewise.
+ * doc/tm.texi: Likewise.
+
+2008-02-14 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/34393
+ * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
+ to a reg.
+
+2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
+
+ * doc/md.texi (clz, ctz): Add reference.
+ * doc/rtl.texi (clz, ctz): Likewise.
+
+2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR other/35148
+ * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
+ srcdir.
+
+2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (struct constant_pool): New field
+ emit_pool_after added.
+ (s390_mainpool_start): Set the emit_pool_after flag according
+ to the section switch notes.
+ (s390_mainpool_finish): Consider emit_pool_after when emitting
+ the literal pool at the end of the function.
+ (s390_chunkify_start): Force literal pool splits at section
+ switch notes.
+
+2008-02-13 Michael Matz <matz@suse.de>
+
+ PR debug/35065
+ * var-tracking.c (clobber_variable_part): Correctly traverse the
+ list.
+
+2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 29673
+ * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
+ Add -fdump-ipa-inline.
+ * tree-dump.c (dump_files): Remove tree-inlined dump.
+ * tree-pass.h (tree_dump_index): Remove TDI_inlined.
+
+2008-02-12 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/35171
+ * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
+ default defs.
+
+2008-02-12 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35163
+ * fold-const.c (fold_widened_comparison): Use get_unwidened in
+ value-preserving mode. Disallow final truncation.
+
+2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR middle-end/35136
+ * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
+ code from here to...
+ (force_gimple_operand): ...here.
+
+2008-02-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/35144
+ * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
+ non-compatible pointers.
+ (generate_element_copy): If SRC and DST are RECORD_TYPEs with
+ different FIELD_DECLs, try harder by comparing field offsets, sizes
+ and types.
+
+ PR inline-asm/35160
+ * function.c (match_asm_constraints_1): Don't replace the same input
+ multiple times.
+
+2008-02-12 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
+ * config/avr/avr.c (expand_prologue): Save RAMPZ register.
+ (expand_epilogue): Restore RAMPZ register.
+ * config/avr/avr.md (RAMPZ_ADDR): New constant.
+
+2008-02-11 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/cygwin.asm (__alloca): Correct calling
+ convention and alignment.
+ (__chkstk): Force 8 byte stack alignment.
+
+2008-02-11 Uros Bizjak <ubizjak@gmail.com>
+ Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/33992
+ * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
+ the zero we compare against.
+
+2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR libfortran/35063
+ * gthr-win32.h (__gthread_mutex_destroy_function): New function
+ to CloseHandle after unlocking to prevent accumulation of handle
+ count.
+
+2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR middle_end/34150
+ * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
+ pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
+ and update LABEL_NUSES during and after reload.
+
+2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
+
+ PR middle-end/34627
+ * combine.c (simplify_if_then_else): Make sure the comparison is
+ against const0_rtx when simplifying to (abs x) or (neg (abs X)).
+
+2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR bootstrap/35051
+ * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
+ (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
+ * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
+ (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
+ * tree.h (get_type_static_bounds): Likewise.
+
+2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/invoke.texi (Option Summary, C++ Dialect Options)
+ (Objective-C and Objective-C++ Dialect Options, Warning Options):
+ Make -Wfoo language annotations match what the compiler outputs.
+
+2008-02-08 Sa Liu <saliu@de.ibm.com>
+
+ * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
+ intrinsics spu_convts, spu_convtu, spu_convtf.
+
+2008-02-08 Hans-Peter Nilsson <hp@axis.com>
+
+ * doc/extend.texi (Function Attributes) <noinline>: Mention
+ asm ("") as method to keep calls.
+
+2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR other/32754
+ * doc/options.texi (Options): Replace references to opts.sh with
+ optc-gen.awk.
+ * opts-common.c: Likewise.
+ * optc-gen.awk: Likewise.
+
+2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
+
+2008-02-07 Richard Henderson <rth@redhat.com>
+
+ PR rtl-opt/33410
+ * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
+ EXPR_LIST for the REG_EQUAL instead of a comparison with a
+ funny mode.
+
+2008-02-07 Uros Bizjak <ubizjak@gmail.com>
+
+ PR tree-optimization/35085
+ * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
+ for operand entry oe2 in addition to operand entry oe3 in order to
+ expose more opportunities for vectorizer sum reduction.
+
+2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ PR other/35107
+ * Makefile.in (LIBS): Remove $(GMPLIBS).
+ (cc1-dummy, cc1): Add $(GMPLIBS).
+
+2008-02-06 Jan Hubicka <jh@suse.cz>
+
+ PR target/23322
+ * i386.md (moddf_integer): Do not produce partial memory stalls for
+ targets where it hurts.
+
+2008-02-06 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/35083
+ * optabs.c (expand_float): Do not check for decimal modes when
+ expanding unsigned integer through signed conversion.
+
+2008-02-06 Nick Clifton <nickc@redhat.com>
+
+ * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
+ inside the clobber with a match_operand and duplicated operand
+ number in the constraint.
+ (ineqbranchsi): Delete redundant comment.
+
+2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
+
+ * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
+ builtin_define ("__USE_INIT_FINI__").
+ * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
+ -msx multilibs.
+ * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
+
+2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR documentation/30330
+ * doc/invoke.texi (C++ Dialect Options)
+ (Objective-C and Objective-C++ Dialect Options, Warning Options):
+ For each warning option -Wfoo that allows -Wno-foo, ensure both
+ -Wfoo and -Wno-foo are listed in the option index. Fix index
+ entry of -Wswitch-default, index -Wnormalized= including the
+ `=', and -Wlarger-than-@var{len} including @var{len}.
+
+2008-02-05 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (floatunssisf2): Use
+ ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
+ (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
+ Macroize expander using MODEF mode iterator.
+
+2008-02-05 Diego Novillo <dnovillo@google.com>
+
+ http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
+
+ PR 33738
+ * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
+
+2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ PR other/35070
+ * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
+
+2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/35084
+ * config/i386/i386.c (ix86_function_sseregparm): Add an arg
+ to indicate if a message should be generated.
+ (init_cumulative_args): Updated.
+ (function_value_32): Likewise.
+
+2008-02-05 Joseph Myers <joseph@codesourcery.com>
+
+ * doc/include/texinfo.tex: Update to version 2008-02-04.16.
+
+2008-02-05 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/35083
+ * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
+ Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
+
+2008-02-04 Diego Novillo <dnovillo@google.com>
+
+ http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
+
+ PR 33738
+ * tree-vrp.c (vrp_evaluate_conditional): With
+ -Wtype-limits, emit a warning when comparing against a
+ constant outside the natural range of OP0's type.
+
+2008-02-04 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/33631
+ * expr.c (count_type_elements): Give for unions instead of
+ guessing.
+
+2008-02-04 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35043
+ * gimplify.c (gimplify_init_ctor_eval): Convert array indices
+ to TYPE_DOMAINs base type instead of using bitsizetype here.
+
+2008-02-03 Jason Merrill <jason@redhat.com>
+
+ * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
+
+2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR other/29972
+ * doc/invoke.texi (C++ Dialect Options, Optimize Options)
+ (HPPA Options, i386 and x86-64 Options, IA-64 Options)
+ (RS/6000 and PowerPC Options): Fix typos and markup.
+ * doc/passes.texi (Tree-SSA passes): Likewise.
+
+2008-02-02 Michael Matz <matz@suse.de>
+
+ PR target/35045
+ * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
+ from record_last_reg_set_info.
+ (record_last_reg_set_info): Take an RTX argument, iterate over all
+ constituent hardregs.
+ (record_last_set_info, record_opr_changes): Change calls to
+ new signature or to record_last_reg_set_info_regno.
+
+2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/extend.texi (X86 Built-in Functions): Fix grammar.
+
+2008-02-01 Hans-Peter Nilsson <hp@axis.com>
+
+ PR rtl-optimization/34773
+ * reg-notes.def (EQUAL): Mention significance of combination of
+ REG_EQUAL and REG_RETVAL.
+ * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
+ insn that has a REG_RETVAL.
+
+2008-02-01 Roger Sayle <roger@eyesopen.com>
+
+ PR bootstrap/33781
+ * configure.ac (--enable-fixed-point): Disable unless explicitly
+ requested on IRIX.
+ * configure: Regenerate.
+
+2008-02-01 Richard Guenther <rguenther@suse.de>
+
+ PR other/35042
+ * invoke.texi (-finline-limit): Remove no longer true parts
+ of the documentation. Note that there is no default value.
+
+2008-02-01 Andrew Pinski <pinskia@gmail.com>
+ Mark Mitchell <mark@codesourcery.com>
+ Ben Elliston <bje@au.ibm.com>
+
+ PR c/29326
+ * doc/extend.texi (Other Builtins): Document.
+
+2008-01-31 Tom Browder <tom.browder@gmail.com>
+
+ * doc/c-tree.texi (Types): Fix grammar.
+ (Expression trees): Ditto.
+ * doc/passes.texi (Tree-SSA passes): Ditto.
+
+ * doc/configterms.texi (Configure Terms): Fix typo.
+ * doc/cpp.texi (Common Predefined Macros): Ditto.
+ * doc/md.texi (Machine Constraints): Ditto.
+
+ * doc/makefile.texi (Makefile): Add comma.
+
+2008-01-31 Tom Browder <tom.browder@gmail.com>
+ Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/sourcebuild.texi (Front End): Remove references to CVS
+ and CVSROOT/modules.
+ (Texinfo Manuals): Replace reference to CVS by one to SVN.
+ (Back End): Remove reference to CVS.
+
+2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR target/34900
+ * config/mips/mips.c (gen_load_const_gp): New function, taking a
+ comment from...
+ (mips16_gp_pseudo_reg): ...here.
+ * config/mips/mips.md (load_const_gp): Replace with...
+ (load_const_gp_<mode>): ...this :P-based insn.
+
+2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
+ options. Minor fixes.
+ (-std): Move reference to standards closer to where language
+ standards are first mentioned.
+
+2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR rtl-optimization/34995
+ * reload.c (alternative_allows_const_pool_ref): Take an rtx
+ parameter and return a bool. If the rtx parameter is nonnull,
+ check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
+ (find_reloads): Update call accordingly. Pass the new operand
+ if it needed no address reloads, otherwise pass null.
+
+2008-01-30 Richard Henderson <rth@redhat.com>
+
+ PR c/34993
+ * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
+ for unbounded arrays.
+
+2008-01-30 Silvius Rus <rus@google.com>
+
+ * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
+
+2008-01-30 Jan Hubicka <jh@suse.cz>
+
+ PR target/34982
+ * i386.c (init_cumulative_args): Use real function declaration when
+ calling locally.
+
+2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR rtl-optimization/34998
+ * global.c (build_insn_chain): Treat non-subreg_lowpart
+ SUBREGs of pseudos as clobbering all the words covered by the
+ SUBREG, not just all the bytes.
+ * ra-conflict.c (clear_reg_in_live): Likewise. Take the
+ original df_ref rather than an extract parameter.
+ (global_conflicts): Update call accordingly.
+
+2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
+ the overflow check to make it easier to read.
+ (__fixtfdi): Change the type of the ll member in union
+ long_double to UDItype_x.
+
+2008-01-30 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/34969
+ * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
+ * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
+ * tree-inline.c (fold_marked_statements): Call
+ cgraph_update_edges_for_call_stmt if folding a call statement.
+ * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
+ debug_generic_stmt calls, reset it back afterwards.
+
+ PR c/35017
+ * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
+ static decls.
+ * c-typeck.c (build_external_ref): Don't pedwarn about
+ static vars in current function's scope.
+
+2008-01-29 Joseph Myers <joseph@codesourcery.com>
+
+ * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
+
+2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ PR c/35002
+ * ipa-struct-reorg.c: Fix spelling.
+ * params.def: Ditto.
+
+2008-01-29 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35006
+ * tree-inline.h (struct copy_body_data): Add remapping_type_depth
+ field.
+ * tree-inline.c (remap_type): Increment remapping_type_depth
+ around remapping types.
+ (copy_body_r): Only add referenced variables if they are referenced
+ from code, not types.
+
+2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
+
+ PR c++/34055
+ PR c++/34103
+ PR c++/34219
+ PR c++/34606
+ PR c++/34753
+ PR c++/34754
+ PR c++/34755
+ PR c++/34919
+ PR c++/34961
+ * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
+ qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
+
+2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
+
+ PR target/34412
+ * config/avr/avr.c (expand_prologue): Use correct QI mode frame
+ pointer for tiny stack.
+
+2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
+
+2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ * config/vx-common.h: Fix typo in comment.
+
+2008-01-28 Ian Lance Taylor <iant@google.com>
+
+ PR c++/34862
+ PR c++/33407
+ * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
+ coalesce pointers if they have different DECL_NO_TBAA_P values.
+ * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
+ between variables with different DECL_NO_TBAA_P values.
+
+2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
+
+ PR 31535
+ * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
+ are not legitimate small data references on SPE targets.
+
+2008-01-28 David Daney <ddaney@avtrex.com>
+
+ * doc/install.texi (mips-*-*): Recommend binutils 2.18.
+
+2008-01-28 David Daney <ddaney@avtrex.com>
+
+ * doc/install.texi (--disable-libgcj-bc): Reword documentation.
+
+2008-01-27 Joseph Myers <joseph@codesourcery.com>
+
+ * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
+ m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
+ *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
+ *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
+ hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
+ i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
+ i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
+ vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
+
+2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ * basic-block.h (condjump_equiv_p): Fix comment.
+
+2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
+ print_generic_stmt_indented): Fix comment.
+
+2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ * configure.ac (__stack_chk_fail): Add detecion for availability
+ of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
+ * configure: Regenerate.
+
+2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ PR middle-end/34688
+ * final.c (output_addr_const): Handle TRUNCATE.
+
+2008-01-26 Zdenek Dvorak <ook@ucw.cz>
+
+ PR target/34711
+ * tree-ssa-loop-ivopts.c (comp_cost): New type.
+ (zero_cost, infinite_cost): New constants.
+ (struct cost_pair): Change type of cost to comp_cost.
+ (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
+ (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
+ New functions.
+ (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
+ split_address_cost, ptr_difference_cost, difference_cost,
+ get_computation_cost_at, get_computation_cost,
+ determine_use_iv_cost_generic, determine_use_iv_cost_address,
+ determine_use_iv_cost_condition, determine_use_iv_costs,
+ cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
+ iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
+ iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
+ Change type of cost to comp_cost.
+ (determine_iv_cost): Increase cost of non-original ivs, instead
+ of decreasing the cost of original ones.
+ (get_address_cost): Indicate the complexity of the addressing mode
+ in comp_cost.
+ (try_add_cand_for): Prefer using ivs not specific to some object.
+ * tree-flow.h (force_expr_to_var_cost): Declaration removed.
+
+2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
+ Janis Johnson <janis187@us.ibm.com>
+
+ PR target/34814
+ * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
+ (TARGET_INSTANTIATE_DECLS): Likewise.
+ * target.h (expand_to_rtl_hook): New target hook.
+ (instantiate_decls): Likewise.
+ * function.c (instantiate_decl): Make non-static. Rename to...
+ (instantiate_decl_rtl): ... this.
+ (instantiate_expr): Use instantiate_decl_rtl.
+ (instantiate_decls_1): Likewise.
+ (instantiate_decls): Likewise.
+ (instantiate_virtual_regs: Call new instantiate_decls taget hook.
+ * function.h (instantiate_decl_rtl): Add prototype.
+ * cfgexpand.c (target.h): New include.
+ (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
+ * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
+ (TARGET_INSTANTIATE_DECLS): Likewise.
+ (TARGET_INITIALIZER): New target hooks added.
+ * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
+ New prototype.
+ * config/rs6000/rs6000.c (tree-flow.h): New include.
+ (machine_function): Add sdmode_stack_slot field.
+ (rs6000_alloc_sdmode_stack_slot): New function.
+ (rs6000_instantiate_decls): Likewise.
+ (rs6000_secondary_memory_needed_rtx): Likewise.
+ (rs6000_check_sdmode): Likewise.
+ (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
+ (TARGET_INSTANTIATE_DECLS): Likewise.
+ (rs6000_hard_regno_mode_ok): Allow SDmode.
+ (num_insns_constant): Likewise. Handle _Decimal32 constants.
+ (rs6000_emit_move): Handle SDmode.
+ (function_arg_advance): Likewise.
+ (function_arg): Likewise.
+ (rs6000_gimplify_va_arg): Likewise. Add special handling of
+ SDmode var args for 32-bit compiles.
+ (rs6000_secondary_reload_class): Handle SDmode.
+ (rs6000_output_function_epilogue): Likewise.
+ (rs6000_function_value): Simplify if statement.
+ (rs6000_libcall_value): Likewise.
+ * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
+ (SECONDARY_MEMORY_NEEDED_RTX): Add define.
+ * config/rs6000/dfp.md (movsd): New define_expand and splitter.
+ (movsd_hardfloat): New define_insn.
+ (movsd_softfloat): Likewise.
+ (movsd_store): Likewise.
+ (movsd_load): Likewise.
+ (extendsddd2): Likewise.
+ (extendsdtd2): Likewise.
+ (truncddsd2): Likewise.
+ (movdd_hardfloat64): Fixup comment.
+ (UNSPEC_MOVSD_LOAD): New constant.
+ (UNSPEC_MOVSD_STORE): Likewise.
+
+2008-01-26 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/34965
+ * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
+ TRUTH_XOR_EXPR.
+ (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
+ (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
+ (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
+ and TRUTH_XOR_EXPR.
+
+2008-01-26 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/34794
+ * config.gcc: Separate AIX 5.3 from AIX 6.1.
+ * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
+ __LONGDOUBLE128 too.
+ * config/rs6000/aix61.h: New file.
+
+2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR rtl-optimization/34959
+ * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
+ popcount and parity rtxes the same mode as their operand.
+ Truncate or extend the result to the return value's mode
+ if necessary.
+
+2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR target/34981
+ * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
+ * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
+ to GOT_VERSION_REGNUM.
+ (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
+ (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
+ * config/mips/mips.c (mips_emit_call_insn): New function.
+ (mips_call_tls_get_addr): Call mips_expand_call directly.
+ (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
+ emit_call_insn.
+ (mips16_build_call_stub): Likewise. Return the call insn or null.
+ (mips_expand_call): Update the call to mips16_build_call_stub
+ accordingly and a remove redundant condition. Assert that MIPS16
+ stubs do not use lazy binding. Use mips_emit_call_insn and return
+ the call insn.
+ (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
+ TARGET_USE_GOT.
+ (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
+ (mips_avoid_hazard): Remove hazard_set handling.
+ * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
+ (UNSPEC_RESTORE_GP): ...this.
+ (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
+ (FAKE_CALL_REGNO): Rename to...
+ (GOT_VERSION_REGNUM): ...this.
+ (type): Add "ghost" value. Add an associated insn reservation.
+ (hazard_set): Remove.
+ (exception_receiver): Rename to...
+ (restore_gp): ...this and update the unspec identifier accordingly.
+ (exception_receiver, nonlocal_got_receiver): New expanders.
+ (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
+ FAKE_CALL_REGNO. Remove hazard_set attribute.
+ (set_got_version, update_got_version): New patterns.
+
+2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR target/34970
+ * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
+
+2008-01-25 Joseph Myers <joseph@codesourcery.com>
+
+ PR other/31955
+ * doc/install.texi2html: Generate gcc-vers.texi.
+
+2008-01-25 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
+
+2008-01-25 Joseph Myers <joseph@codesourcery.com>
+
+ * config/c4x: Remove directory.
+ * config.gcc (crx-*, mt-*): Mark obsolete.
+ (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
+ h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
+ sh-*-rtemscoff*): Remove cases.
+ * defaults.h (C4X_FLOAT_FORMAT): Remove.
+ * real.c (encode_c4x_single, decode_c4x_single,
+ encode_c4x_extended, decode_c4x_extended, c4x_single_format,
+ c4x_extended_format): Remove.
+ * real.h (c4x_single_format, c4x_extended_format): Remove.
+ * doc/extend.texi (interrupt, naked): Remove mention of attributes
+ on C4x.
+ (Pragmas): Remove comment about c4x pragmas.
+ * doc/install.texi (c4x): Remove target-specific instructions.
+ * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
+ * doc/md.texi (Machine Constraints): Remove C4x documentation.
+ * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
+ refer to C4x source files as examples.
+ (C4X_FLOAT_FORMAT): Remove documentation.
+
+2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (override_options): Reorder tests so that
+ flag_pic gets enabled for -msep-data.
+
+2008-01-25 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/32244
+ * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
+ to its bitfield precision if required.
+
+2008-01-25 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/33880
+ * tree-nested.c (walk_omp_for): New function.
+ (convert_nonlocal_reference, convert_local_reference): Call
+ walk_omp_for on OMP_FOR.
+ (convert_call_expr): Call walk_body on OMP_FOR's
+ OMP_FOR_PRE_INIT_BODY.
+
+2008-01-25 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/34966
+ * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
+ default defs and PHI_NODEs we have to insert after the
+ defining statement.
+
+2008-01-24 Nick Clifton <nickc@redhat.com>
+
+ * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
+ Provide a default definition.
+ (LIBGCC2_UNITS_PER_WORD): Likewise.
+
+ * config/stormy16/stormy16.c: Include df.h for the prototype
+ for df_regs_ever_live_p.
+ (xstormy16_expand_builtin_va_start): Convert the stack offset
+ into a component_ref and then use POINTER_PLUS_EXPR to add it
+ to the incoming_virtual_args_rtx.
+ (xstormy16_gimplify_va_arg_expr): Rename to
+ xstormy16_gimplify_va_arg_expr.
+ Use POINTER_PLUS_EXPR when performing pointer arithmetic.
+ (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
+ xstormy16_gimplify_va_arg_expr.
+ Fix up some formatting issues.
+
+ * config/stormy16/stormy16.c (xstormy16_carry_plus_operand):
+ Move to predicates.md.
+ (xs_hi_general_operand): Likewise.
+ (xs_hi_nonmemory_operand): Likewise.
+ * config/stormy16/predicates.md:
+ (xstormy16_carry_plus_operand): New predicate.
+ (xs_hi_general_operand): New predicate.
+ (xs_hi_nonmemory_operand): New predicate.
+ * config/stormy16/stormy16-protos.h:
+ (xstormy16_carry_plus_operand): Delete prototype.
+ (xs_hi_general_operand): Likewise.
+ (xs_hi_nonmemory_operand): Likewise.
+
+ * config/storm16/stormy16.md (addhi3): Remove earlyclobber
+ modifiers as they are no longer needed and they can trigger
+ reload spill failures.
+
+ * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
+ with a match_operand in order to help reload.
+
+ * config/storm16/stormy16.md (movhi_internal): Replace 'r'
+ constraint with 'e' for the 8th alternative as this version of
+ the mov.w instruction only accepts the lower 8 registers.
+
+2008-01-25 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/34856
+ * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
+ Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
+ vector elements.
+
+2008-01-25 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/33333
+ * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
+
+2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
+
+ * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
+ New functions.
+ (remove_structure): Update allocations list before removing structure.
+
+2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
+
+ * ipa-struct-reorg.c (is_safe_cond_expr,
+ create_new_stmts_for_cond_expr): Use integer_zerop function,
+ that recognize not only zero-pointer, but zero-integer too.
+
+2008-01-25 Ben Elliston <bje@au.ibm.com>
+
+ PR other/22232
+ * fixproto: Escape "." in sed expression that strips leading "./".
+
+2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR driver/34904
+ * gcc.c (SWITCH_OK): Removed.
+ (SWITCH_LIVE): Changed to bit.
+ (SWITCH_FALSE): Likewise.
+ (SWITCH_IGNORE): Likewise.
+ (switchstr): Change live_cond to unsigned int.
+ (process_command): Replace SWITCH_OK with 0.
+ (do_self_spec): Likewise.
+ (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
+ (give_switch): Likewise.
+ (used_arg): Likewise.
+ (do_spec_1): Set the SWITCH_IGNORE bit.
+ (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
+ bits. Set the SWITCH_LIVE bit.
+
+2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.h (MOVE_RATIO): Define new target macro.
+
+2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR tree-optimization/34472
+ * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
+ parameter to a "bool *" and set *DATA to false if there is
+ an unsafe access. Do not delete the structure here.
+ (check_cond_exprs): Delete it here instead.
+ (check_cond_exprs, exclude_cold_structs): Do not increase
+ I when removing a structure.
+
+2008-01-24 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/34856
+ * config/i386/i386.c (ix86_expand_vector_init): Consider only
+ CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
+
+2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/34934
+ * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
+ a fixed vector for stack.
+
+2008-01-24 Ben Elliston <bje@au.ibm.com>
+
+ PR c++/25701
+ * doc/gcc.texi (Software development): Add a direntry for g++.
+
+2008-01-23 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
+ stale and straggling -fforce-addr comments above.
+
+ * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
+ define.
+ * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
+ * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
+
+2008-01-23 Michael Matz <matz@suse.de>
+
+ PR debug/34895
+ * dwarf2out.c (force_type_die): Use modified_type_die instead of
+ gen_type_die.
+
+2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
+ malloc result type.
+
+2008-01-23 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_current_arch): New variable.
+ (avr_arch_types): Add 'avr31' and 'avr51' entries.
+ (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
+ (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
+ (avr_override_options): Init 'avr_current_arch'.
+ (base_arch_s): Move from here...
+ * config/avr/avr.h (base_arch_s): ... here. Add new members
+ 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
+ 'mega' to 'have_jmp_call'.
+ (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
+ "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
+ macros.
+ (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
+ architectures.
+ * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
+ MULTILIB_MATCHES): Ditto.
+
+2008-01-23 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/31529
+ * cgraphunit.c (cgraph_reset_node): Always mark the node
+ not reachable if it is not queued already.
+
+2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
+ * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
+ (cputype_selected): New static variable.
+ (bfin_handle_option): Set it if -mcpu is used.
+ (override_option): Select default set of workarounds if no cpu type
+ selected on the command line.
+ (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
+
+ From Michael Frysinger <michael.frysinger@analog.com>
+ * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
+ BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
+
+ * config/bfin/elf.h (LIB_SPEC): Use proper linker script
+ for bf547, bf523, bf524, and bf526.
+ * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
+ bf526.
+ * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
+ __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
+ __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
+ __ADSPBF547__ and __ADSPBF54x__ for bf547.
+ * doc/invoke.texi (Blackfin Options): Document that
+ -mcpu now accept bf547, bf523, bf524, and bf526.
+
+2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR rtl-optimization/34628
+ * combine.c (try_combine): Stop and undo after the first combination
+ if an autoincrement side-effect on the first insn has effectively
+ been lost.
+
+2008-01-22 David Edelsohn <edelsohn@gnu.org>
+
+ PR target/34529
+ * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
+ Offset addresses are not valid for Altivec or paired float modes.
+
+2008-01-22 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/34607
+ * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
+ if DECL_INITIAL (decl) is error_mark_node.
+
+ PR c++/34914
+ * c-common.c (handle_vector_size_attribute): Only allow
+ integral, scalar float and fixed point types. Handle OFFSET_TYPE
+ the same way as pointer, array etc. types.
+ * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
+
+ PR c++/34917
+ * tree.c (build_type_attribute_qual_variant): Call
+ build_qualified_type if attributes are equal, but quals are not.
+
+2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR 32102
+ * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
+ * flags.h (warn_strict_aliasing): Remove.
+ (warn_strict_overflow): Remove.
+ * opts.c (warn_strict_aliasing): Remove.
+ (warn_strict_overflow): Remove.
+ * c-opts.c (c_common_handle_option): -Wall only sets
+ -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
+ (c_common_post_options): Give default values to -Wstrict-aliasing
+ and -Wstrict-overflow if they are uninitialized.
+ * common.opt (Wstrict-aliasing): Specify Var and Init.
+ (Wstrict-overflow): Likewise.
+
+2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR rtl-optimization/26854
+ PR rtl-optimization/34400
+ PR rtl-optimization/34884
+ * ddg.c (create_ddg_dep_from_intra_loop_link): Use
+ DF_RD->gen.
+ * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
+ (df_rd_bb_info.expanded_lr_out): Deleted
+ * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
+ * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
+ (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
+ df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
+ Removed code to allocate, initialize or free expanded_lr_out.
+ (df_rd_bb_local_compute_process_def): Restructured to make more
+ understandable.
+ (df_rd_confluence_n): Removed code to no apply invalidate_by_call
+ sets if the sets are being trimmed.
+
+2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR bootstrap/32287
+ * configure.ac (ld_vers): Support GNU linker version xx.xx.*
+ (as_vers): Likewise.
+ * configure: Regenerated.
+
+2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR middle-end/33092
+ * tree-pass.h (pass_build_alias): New pass.
+ * tree-ssa-alias.c (gate_build_alias): New.
+ (pass_build_alias): New.
+ * passes.c (init_optimization_passes): Add pass_build_alias after
+ pass_create_structure_vars.
+
+2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
+ Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
+ (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
+ S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
+ (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
+ S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
+ (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
+ S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
+ (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
+ (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
+ (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
+ (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
+ * config/s390/s390.md (FP_ALL): New mode iterator.
+ (_d): New mode attribute.
+ ("*signbit<mode>2>"): Changed mode of first operand.
+ ("isinf<mode>2"): Changed mode of first operand.
+ ("*TDC_insn"): Adaptation for DFP modes.
+
+2008-01-22 Ben Elliston <bje@au.ibm.com>
+
+ * tree.c (check_qualified_type): Improve function description.
+
+2008-01-21 Jason Merrill <jason@redhat.com>
+
+ PR c++/34196
+ * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
+ * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
+ if it is set.
+
+2008-01-21 DJ Delorie <dj@redhat.com>
+
+ * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
+ return zero.
+
+2008-01-21 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/34856
+ * tree-cfg.c (verify_expr): Allow all invariant expressions
+ instead of just constant class ones as reference argument.
+ * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
+ like any other constant.
+ * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
+
+2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ * regmove.c (fixup_match_1): Update call crossed frequencies.
+
+2008-01-21 Richard Guenther <rguenther@suse.de>
+
+ PR c/34885
+ * tree-inline.c (setup_one_parameter): Deal with mismatched
+ types using a VIEW_CONVERT_EXPR.
+
+2008-01-21 Alon Dayan <alond@il.ibm.com>
+ Olga Golovanevsky <olga@il.ibm.com>
+
+ PR tree-optimization/34701
+ * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
+ when the structure size is not a power of 2.
+
+2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * doc/install.texi: Add doc for --enable-checking=df.
+
+2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR rtl-optimization/34808
+ * emit-rtl.c (try_split): Handle REG_RETVAL notes.
+
+2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
+ input.
+
+2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR rtl-optimization/26854
+ PR rtl-optimization/34400
+ * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
+ DF_RD->gen.
+ * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
+ (df_rd_bb_info.expanded_lr_out): New.
+ * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
+ * loop_iv.c (iv_analysis_loop_init): Ditto.
+ * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
+ df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
+ Added code to allocate, initialize or free expanded_lr_out.
+ (df_rd_bb_local_compute_process_def): Restructured to make
+ more understandable.
+ (df_rd_confluence_n): Add code to do nothing with fake edges and
+ code to no apply invalidate_by_call sets if the sets are being trimmed.
+ (df_lr_local_finalize): Renamed to df_lr_finalize.
+ (df_live_local_finalize): Renamed to df_live_finalize.
+
+2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR target/34831
+ * config/mips/mips.md (div<mode>3): Use <recip_condition> when
+ deciding whether to use reciprocal instructions.
+
+2008-01-19 Uros Bizjak <ubizjak@gmail.com>
+
+ * dwarf2out.c (dwarf2out_switch_text_section): Do not call
+ dwarf2out_note_section_used if cold_text_section is NULL.
+
+2008-01-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR gcov-profile/34610
+ * tree-cfg.c (make_edges): Mark both outgoing edges from
+ OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
+ * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
+ from OMP_FOR and OMP_CONTINUE outgoing edges.
+
+ * tree-profile.c (tree_profiling): Return early if
+ cfun->after_tree_profile != 0. Set cfun->after_tree_profile
+ at the end.
+ * omp-low.c (expand_omp_parallel): Copy after_tree_profile
+ from cfun to child_cfun.
+ * function.h (struct function): Add after_tree_profile bit.
+
+2008-01-19 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.S (_exit): Disable interrupt.
+
+2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
+ Steven Bosscher <stevenb.gcc@gmail.com>
+
+ PR rtl-optimization/26854
+ PR rtl-optimization/34400
+ * df-problems.c (df_live_scratch): New scratch bitmap.
+ (df_live_alloc): Allocate df_live_scratch when doing df_live.
+ (df_live_reset): Clear the proper bitmaps.
+ (df_live_bb_local_compute): Only process the artificial defs once
+ since the order is not important.
+ (df_live_init): Init the df_live sets only with the variables
+ found live by df_lr.
+ (df_live_transfer_function): Use the df_lr sets to prune the
+ df_live sets as they are being computed.
+ (df_live_free): Free df_live_scratch.
+
+2008-01-18 Ian Lance Taylor <iant@google.com>
+
+ * common.opt: Add fmerge-debug-strings.
+ * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
+ flag_merge_debug_strings rather than flag_merge_constants.
+ * doc/invoke.texi (Option Summary): Mention
+ -fmerge-debug-strings.
+ (Debugging Options): Document -fmerge-debug-strings.
+
+2008-01-18 Ian Lance Taylor <iant@google.com>
+
+ PR c++/33407
+ * tree.h (DECL_IS_OPERATOR_NEW): Define.
+ (struct tree_function_decl): Add new field operator_new_flag.
+ * tree-inline.c (expand_call_inline): When inlining a call to
+ operator new, force the return value to go into a variable, and
+ set DECL_NO_TBAA_P on that variable.
+ * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
+
+2008-01-18 Uros Bizjak <ubizjak@gmail.com>
+
+ PR debug/34484
+ * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
+ DWARF2_DEBUGGING_INFO.
+ (dwarf2out_note_section_used): Ditto. Add prototype.
+ (have_multiple_function_sections, text_section_used,
+ cold_text_section_used, *cold_text_sections): Move declarations
+ before their uses.
+
+2008-01-17 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
+ field and add signal_ra.
+ * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
+ assignments to frame state pc. Move end of stack check after
+ MD_FALLBACK_FRAME_STATE_FOR.
+ (uw_update_context_1): Use frame state signal_regs if set, instead
+ of checking signal_frame flag.
+ (uw_update_context): Use frame state signal_ra if set.
+ * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
+ * config/xtensa/linux-unwind.h: New file.
+
+2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
+
+ * modulo-sched.c (get_sched_window): Fix comment typo.
+
+2008-01-17 Andrew MacLeod <amacleod@redhat.com>
+
+ PR tree-optimization/34648
+ * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
+
+2008-01-17 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
+ * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
+
+2008-01-17 Seongbae Park <seongbae.park@gmail.com>
+
+ PR rtl-optimization/34400
+ * df-core.c (df_worklist_dataflow_overeager,
+ df_worklist_dataflow_doublequeue): New functions.
+ (df_worklist_dataflow): Two different worklist solvers.
+ * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
+ New param.
+
+2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR testsuite/34821
+ * doc/invoke.texi: Document the dependence on pthread for fopenmp
+ and ftree-parallelize-loops.
+
+2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
+
+ PR rtl-optimization/34826
+ * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
+
+2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * global.c (find_reg): Mark the eh regs as used if necessary.
+ * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
+ * ra.h (struct allocno): no_eh_reg field added. Changed
+ no_stack_reg type to bitfield.
+
+2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree.c (substitute_in_expr): Add missing 'break'.
+
+2008-01-17 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/34825
+ * tree-ssa-math-opts.c (is_division_by): Do not recognize
+ x / x as division to handle.
+
+2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
+ "-pthread" is specified.
+ * pa-hpux11.h (LIB_SPEC): Likewise.
+
+2008-01-16 Janis Johnson <janis187@us.ibm.com>
+ Peter Bergner <bergner@vnet.ibm.com>
+
+ PR rtl-optimization/33796
+ * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
+
+2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR libgfortran/34699
+ * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
+ static links.
+ * pa-hpux10.h (LINK_SPEC): Likewise.
+ * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
+
+2008-01-16 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/32628
+ * fold-const.c (fold_convert_const_int_from_int): Do not
+ set overflow if that occured only because of a sign extension
+ change when converting from/to a sizetype with the same
+ precision and signedness.
+
+2008-01-16 Uros Bizjak <ubizjak@gmail.com>
+
+ PR debug/34249
+ * dwarf2out.c (output_call_frame_info): Move output of FDE initial
+ location address to the correct place. Update copyright year.
+
+2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
+
+ * lambda-code.c (lambda_transform_legal_p): Handle the case of
+ no dependences in the dependence_relations vector.
+
+2008-01-16 Jan Hubicka <jh@suse.cz>
+
+ PR rtl-optimization/31396
+ * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
+ * cfg.c (dump_reg_info): Print it.
+ * regs.h (struct reg_info_t): add freq_calls_crossed.
+ (REG_FREQ_CALLS_CROSSED): New macro.
+ * global.c (global_alloc): Compute freq_calls_crossed for allocno.
+ (find_reg): Update call of CALLER_SAVE_PROFITABLE.
+ * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
+ regmove_optimize): Update call crossed frequencies.
+ * local-alloc.c (struct qty): Add freq_calls_crossed.
+ (alloc_qty): Copute freq_calls_crossed.
+ (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
+ (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
+ * ra.h (struct allocno): Add freq_calls_crossed.
+
+2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
+
+ * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
+ libgomp when compiling with ftree-parallelize-loops.
+ (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
+
+2008-01-16 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/34769
+ * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
+ * tree.c (int_cst_value): Instead make this function more
+ permissive in what it accepts as valid input. Document this
+ function always sign-extends the value.
+
+2008-01-16 Jakub Jelinek <jakub@redhat.com>
+ Richard Guenther <rguenther@suse.de>
+
+ PR c/34668
+ * gimplify.c (fold_indirect_ref_rhs): Rename to ...
+ (gimple_fold_indirect_ref_rhs): ... this.
+ (gimple_fold_indirect_ref): New function with foldings
+ that preserve lvalueness.
+ (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
+ * tree-flow.h (gimple_fold_indirect_ref): Declare.
+ * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
+ to fold an INDIRECT_REF, fall back to the old use of
+ fold_indirect_ref_1.
+
+2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-data-ref.c (subscript_dependence_tester_1): Call
+ free_conflict_function.
+ (compute_self_dependence): Same.
+
+2008-01-16 Uros Bizjak <ubizjak@gmail.com>
+
+ PR debug/34249
+ * debug.h (dwarf2out_switch_text_section): Move declaration from ...
+ * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
+ function global.
+ * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
+ Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
+ for DWARF2_UNWIND_INFO targets.
+
+2008-01-16 Richard Guenther <rguenther@suse.de>
+
+ PR c/34768
+ * c-typeck.c (common_pointer_type): Do not merge inconsistent
+ type qualifiers for function types.
+
+2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
+
+ * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
+ loop_iterator li from previous commit.
+
+2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
+
+2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
+ (parallelize_loops): Don't parallelize irreducible components.
+
+2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR c++/24924
+ * c-opts (c_common_post_options): Do not enable CPP
+ flag_pedantic_errors by default.
+
+2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR rtl-optimization/31944
+ * cse.c (remove_pseudo_from_table): New function.
+ (merge_equiv_classes): Use above function to remove pseudo-registers.
+ (invalidate): Likewise.
+
+2008-01-13 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/34601
+ * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
+ instead of TYPE_MODE to deal with calls from expand_one_error_var.
+
+2008-01-13 Uros Bizjak <ubizjak@gmail.com>
+
+ * gcse.c (cprop_jump): Call validate_unshare_change instead of
+ validate_change to unshare the source of the PC set.
+
+2008-01-12 Jan Hubicka <jh@suse.cz>
+
+ PR middle-end/32135
+ * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
+ references above array bounds. This might trigger bounds checks for
+ pointers to arrays.
+
+2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
+
+ * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
+ new_replaceable_dependencies.
+
+2008-01-12 Doug Kwan <dougkwan@google.com>
+
+ * c-decl.c (grokdeclarator): Use OPT_Wignored_qualifiers
+ instead of OPT_Wreturn_type in warning due to ignored return type
+ qualifiers.
+ * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
+ options included in -Wextra.
+ * c.opt: New option -Wignored_qualifiers.
+ * doc/invoke.texi (Warning Options, -Wextra): Add new option
+ -Wignore_qualifiers.
+ (-Wignored-qualifiers): Document.
+ (-Wreturn-type): Remove description of functionality now handled
+ by -Wignored-qualifiers.
+
+2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR ada/33788
+ * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
+ NOP_EXPR if it is between integral types with the same precision.
+
+2008-01-12 Jan Hubicka <jh@suse.cz>
+
+ PR other/28023
+ * invoke.texi (max-inline-recursive-depth): Fix default value.
+
+2008-01-12 Zdenek Dvorak <ook@ucw.cz>
+
+ * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
+ correct type.
+
+2008-01-11 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (override_options): Set flag_shlib.
+
+2008-01-11 James E. Wilson <wilson@specifix.com>
+
+ PR target/26015
+ * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
+
+2008-01-11 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
+ save/restore frame pointer register and don't use 'call-prologues'
+ optimization in function with "OS_task" attribute.
+
+2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR middle-end/31309
+ * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
+ when copying to memory.
+
+2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
+
+ PR rtl-optimization/30905
+ * cfgcleanup.c: Include dce.h
+ (crossjumps_occured): New global variable.
+ (try_crossjump_bb): Exit loop after finding a fallthru edge.
+ If something changed, set crossjumps_occured to true.
+ (try_optimize_cfg): Clear crossjumps_occured at the beginning.
+ Don't add/remove fake edges to exit here...
+ (cleanup_cfg): ...but do it here, when crossjumping.
+ Run a fast DCE when successful crossjumps occured in the latest
+ iteration of try_optimize_cfg.
+
+2008-01-11 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
+ (struct vn_unary_op_s): Likewise.
+ (vn_reference_insert): Free old reference on hash collision.
+
+2008-01-10 Raksit Ashok <raksit@google.com>
+
+ PR rtl-optimization/27971
+ * combine.c (find_split_point): Split PLUS expressions which are
+ inside a MEM rtx, and whose first operand is complex.
+
+2008-01-10 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
+ (m32c_hard_regno_nregs): ...this, which is now a wrapper.
+ (m32c_hard_regno_ok): Call the underlying function.
+
+2008-01-10 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/34683
+ * tree-cfg.c (tree_merge_blocks): Do not go through the
+ full-blown folding and stmt updating path if we just deal
+ with virtual operands.
+ * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
+ test for abnormal SSA_NAMEs.
+
+2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ PR middle-end/34641
+ * reload.c (push_reload): Add assertions. All constants from
+ reg_equiv_constant should have been used for replacing the respective
+ pseudo earlier.
+ (find_reloads_address): Invoke find_reloads_address_part for
+ constant taken from the reg_equiv_constant array.
+
+2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
+
+ * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
+ field (valnum) the first in the struct. Replace bools with
+ unit bit fields.
+
+2008-01-10 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/34651
+ * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
+ types and ordering for masking and converting.
+
+2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/34017
+ * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
+ also for PHI_NODE expressions.
+
+2008-01-09 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/34708
+ * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
+ based on number of case labels.
+ (init_inline_once): Remove switch_cost.
+ * tree-inline.h (eni_weights_d): Remove switch_cost.
+
+2008-01-09 Richard Guenther <rguenther@suse.de>
+ Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR middle-end/30132
+ * gimplify.c (gimplify_cond_expr): Do not create an addressable
+ temporary if an rvalue is ok or an lvalue is not required.
+
+2008-01-09 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/34458
+ * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
+ adjust return type.
+
+2008-01-09 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/34679
+ * tree.c (host_integerp): Check for sizetype only if the
+ type is an integer type.
+
+2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
+
+ PR debug/26364
+ * opts.c (decode_options): Disable inlining of functions called
+ once if not in unit-at-a-time mode.
+
+2008-01-09 Alexandre Oliva <aoliva@redhat.com>
+
+ * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
+
+2008-01-08 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/31863
+ * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
+ out early if the result will be unused.
+
+2008-01-08 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/34709
+ Revert:
+
+ 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
+ * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
+ for TARGET_RECIP.
+
+2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
+
+ * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
+ for vectorization tuned.
+
+2008-01-08 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/34683
+ * tree-ssa-operands.c (operand_build_cmp): Export.
+ * tree-ssa-operands.h (operand_build_cmp): Declare.
+ * tree-vn.c (vuses_compare): Remove.
+ (sort_vuses): Use operand_build_cmp.
+ (sort_vuses_heap): Likewise.
+ * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
+ to re-use old VEC if available. Do not sort already sorted VUSEs.
+ (vdefs_to_vec): Do not sort already sorted VDEFs.
+
+2008-01-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/34694
+ * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
+
+2008-01-08 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/34702
+ * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
+ limitations of reciprocal sequences on x86 targets.
+
+2008-01-08 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/34683
+ * tree-flow-inline.h (var_ann): Remove overzealous asserts.
+
+2008-01-07 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/34622
+ * config/darwin.c (darwin_mergeable_string_section): Don't use
+ .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
+
+2008-01-07 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/34682
+ * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
+ negxf2. Macroize expander using X87MODEF mode iterator. Change
+ predicates of op0 and op1 to register_operand.
+ (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
+ expander using X87MODEF mode iterator. Change predicates of
+ op0 and op1 to register_operand.
+ ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
+ corresponding patterns and macroize using MODEF macro. Change
+ predicates of op0 and op1 to register_operand and remove
+ "m" constraint. Disparage "r" alternative with "!".
+ ("*absneg<mode>2_i387"): Rename from corresponding patterns and
+ macroize using X87MODEF macro. Change predicates of op0 and op1
+ to register_operand and remove "m" constraint. Disparage "r"
+ alternative with "!".
+ (absneg splitter with memory operands): Remove.
+ ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
+ patterns and macroize using X87MODEF mode iterator.
+ * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
+ Change predicate of op1 to register_operand.
+ * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
+ for memory operands.
+
+2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
+
+ * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
+
+2008-01-07 Richard Guenther <rguenther@suse.de>
+
+ * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
+ fields.
+
+2008-01-07 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/34683
+ * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
+ VOPs of the needed size to save memory. Use VEC_quick_push
+ to save compile-time.
+ (vdefs_to_vec): Likewise.
+
+2008-01-07 Sa Liu <saliu@de.ibm.com>
+
+ * config/spu/spu.md (divdf3): Genetate inline code for double
+ division. The implementation doesn't handle INF or NAN, therefore it
+ only applies when -ffinite-math-only is given.
+
+2008-01-06 Paolo Carlini <pcarlini@suse.de>
+
+ PR libstdc++/34680
+ * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
+ * doc/cpp.texi ([Common Predefined Macros]): Document.
+
+2008-01-06 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
+ order to use commutative addition instead of subtraction.
+
+2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
+ Mircea Namolaru <namolaru@il.ibm.com>
+ Vladimir Yanovsky <yanov@il.ibm.com>
+ Revital Eres <eres@il.ibm.com>
+
+ PR tree-optimization/34263
+ * tree-outof-ssa.c (process_single_block_loop_latch,
+ contains_tree_r): New functions.
+ (analyze_edges_for_bb): Call process_single_block_loop_latch
+ function to empty single-basic-block latch block if possible.
+
+2008-01-05 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
+ for TARGET_RECIP.
+ (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
+
+2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
+
+2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
+
+2008-01-05 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/34618
+ * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
+ flag from T.
+
+2008-01-05 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/34673
+ * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
+ in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
+ Update copyright year.
+
+ * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
+ Update copyright year.
+ * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
+ using NR fixup.
+
+2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
+
+ * tree-vrp.c (find_conditional_asserts): Remove redundant check that
+ edge does not point to current bb before changing need_assert.
+
+2008-01-04 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/34029
+ * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
+ for verifying purposes if they are is_gimple_min_invariant.
+
+2008-01-04 Aldy Hernandez <aldyh@redhat.com>
+
+ PR tree-optimization/34448
+ PR tree-optimization/34465
+ * gimplify.c (gimplify_init_constructor): Add new parameter
+ notify_temp_creation. Use it.
+ (gimplify_modify_expr_rhs): Take volatiles into account when
+ optimizing constructors.
+ Do not optimize constructors if gimplify_init_constructor will dump to
+ memory.
+ * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
+ * gcc.c-torture/compile/pr34448.c: New.
+
+2008-01-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR gcov-profile/34609
+ * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
+ return_slot if result is TREE_ADDRESSABLE.
+
+2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * config/mips/mips.md (sqrt_condition): Tweak comment.
+ (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
+
+2008-01-03 Tom Tromey <tromey@redhat.com>
+
+ PR c/34457
+ * c-common.c (c_type_hash): Handle VLAs.
+
+2008-01-03 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/31081
+ * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
+ 0 when inlining and not inlining to first basic block.
+ (remap_decl): When var is initialized to 0, don't set default_def.
+ (expand_call_inline): Set entry_bb.
+ * tree-inline.h (copy_body_data): Add entry_bb.
+
+2008-01-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/34619
+ * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
+ before returning.
+
+ PR tree-optimization/29484
+ * tree-inline.c (inline_forbidden_p_2): New function.
+ (inline_forbidden_p): Disallow inlining if some static var
+ has an address of a local LABEL_DECL in its initializer.
+ * doc/extend.texi (Labels as Values): Document &&foo behaviour
+ vs. inlining.
+
+2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/34635
+ * tree-data-ref.c (add_other_self_distances): Make sure that the
+ evolution step is constant.
+
+2008-01-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/34608
+ * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
+
+2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ * tree-sra.c (scalarize_init): Insert the generate_element_init
+ statements after the generate_element_zero statements.
+
+2008-01-02 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/34093
+ PR middle-end/31976
+ * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
+ for very large number of operands instead of ICEing.
+
+2008-01-02 Arthur Norman <acn1@cam.ac.uk>
+
+ PR target/34013
+ * config/i386/i386.c (ix86_expand_prologue): Save red-zone
+ while stack probing.
+
+2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
+
+ * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
+ in C++0x mode.
+
+2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
+
+ PR libmudflap/26442
+ * tree-mudflap.c (mx_register_decls): Guard warning by
+ !DECL_ARTIFICIAL check.
+
+2008-01-01 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
+ sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
+ sse5_perm<mode>): Fix constraints.
+
+
+Copyright (C) 2008 Free Software Foundation, Inc.
+
+Copying and distribution of this file, with or without modification,
+are permitted in any medium without royalty provided the copyright
+notice and this notice are preserved.