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authorJing Yu <jingyu@google.com>2010-07-22 14:03:48 -0700
committerJing Yu <jingyu@google.com>2010-07-22 14:03:48 -0700
commitb094d6c4bf572654a031ecc4afe675154c886dc5 (patch)
tree89394c56b05e13a5413ee60237d65b0214fd98e2 /gcc-4.4.3/gcc/ChangeLog
parentdc34721ac3bf7e3c406fba8cfe9d139393345ec5 (diff)
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commit gcc-4.4.3 which is used to build gcc-4.4.3 Android toolchain in master.
The source is based on fsf gcc-4.4.3 and contains local patches which are recorded in gcc-4.4.3/README.google. Change-Id: Id8c6d6927df274ae9749196a1cc24dbd9abc9887
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+2010-01-21 Release Manager
+
+ * GCC 4.4.3 released.
+
+2010-01-20 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/41826
+ * tree-ssa-structalias.c (get_constraint_for_ptr_offset): Avoid
+ access to re-allocated vector fields.
+
+2010-01-20 Jakub Jelinek <jakub@redhat.com>
+
+ * dwarf2out.c (loc_descriptor_from_tree_1): Don't handle unsigned
+ division. Handle signed modulo using DW_OP_{over,over,div,mul,minus}.
+ * unwind-dw2.c (execute_stack_op): Handle DW_OP_mod using unsigned
+ modulo instead of signed.
+
+ PR middle-end/42803
+ * varasm.c (narrowing_initializer_constant_valid_p): Add CACHE
+ argument, call initializer_constant_valid_p_1 instead of
+ initializer_constant_valid_p, pass CACHE to it, return NULL
+ immediately if first call returns NULL.
+ (initializer_constant_valid_p_1): New function.
+ (initializer_constant_valid_p): Use it.
+
+2010-01-18 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/42774
+ * config/alpha/predicates.md (aligned_memory_operand): Return 0 for
+ memory references with unaligned offsets. Remove CQImode handling.
+ (unaligned_memory_operand): Return 1 for memory references with
+ unaligned offsets. Remove CQImode handling.
+
+2010-01-17 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline:
+ 2010-01-13 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/42542
+ * config/ia64/ia64.c (ia64_expand_vecint_compare): Convert GTU to GT
+ for V2SI by subtracting (-(INT MAX) - 1) from both operands to make
+ them signed.
+
+2010-01-17 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/42773
+ * tree-ssa-pre.c (phi_translate_set): Fix check for PHI node existence.
+ (compute_antic_aux): Likewise.
+ (compute_partial_antic_aux): Likewise.
+
+2010-01-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/42760
+ Backport from trunk
+ 2009-06-17 Steve Ellcey <sje@cup.hp.com>
+
+ * expr.c (expand_assignment): Change complex type check.
+
+2010-01-15 Jing Yu <jingyu@google.com>
+
+ PR rtl-optimization/42691
+ * combine.c (try_combine): Set changed_i3_dest to 1 when I2 and I3 set
+ a pseudo to a constant and are merged, and adjust comments.
+
+2010-01-15 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-loop-im.c (gen_lsm_tmp_name): Fix bogus fallthru.
+
+2010-01-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/42674
+ * c-decl.c (finish_function): Don't emit -Wreturn-type warnings in
+ functions with noreturn attribute.
+
+ PR c++/42608
+ * varasm.c (declare_weak): Add weak attribute to decl if it
+ doesn't have one already.
+ (assemble_external): Only add decls to weak_decls if they also
+ have weak attribute.
+
+2010-01-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/42721
+ Port from no-undefined-overflow branch
+ 2009-03-09 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (add_double_with_sign): Fix unsigned overflow
+ detection.
+
+2010-01-14 Jakub Jelinek <jakub@redhat.com>
+
+ Backport from mainline
+ 2010-01-10 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/42667
+ * builtins.c (fold_builtin_strlen): Add type argument and
+ convert the resulting length to it.
+ (fold_builtin_1): Adjust.
+
+2010-01-13 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR middle-end/40281
+ * tree-scalar-evolution.c (instantiate_scev_1): Base and stride
+ evolutions should not variate in inner loops.
+
+2010-01-12 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ * Backport from mainline
+ 2010-01-12 Julian Brown <julian@codesourcery.com>
+
+ * config/arm/neon-schedgen.ml (Utils): Don't try to
+ open missing module.
+ (find_with_result): New.
+
+2010-01-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/42662
+ * simplify-rtx.c (simplify_relational_operation_1): Avoid invalid rtx
+ sharing when canonicalizing ({lt,ge}u (plus a b) b).
+
+2010-01-09 Jakub Jelinek <jakub@redhat.com>
+
+ * 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.
+
+2010-01-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline
+ 2010-01-05 Paolo Bonzini <bonzini@gnu.org>
+ H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/42542
+ * config/i386/i386.c (ix86_expand_int_vcond): Convert GTU to GT
+ for V4SI and V2DI by subtracting (-(INT MAX) - 1) from both
+ operands to make them signed.
+
+2010-01-07 Uros Bizjak <ubizjak@gmail.com>
+
+ * ifcvt.c (if_convert): Output slim multiple dumps with TDF_SLIM.
+
+ PR target/42511
+ * ifcvt.c (dead_or_predicable): Also remove REG_EQUAL note when
+ note itself is not function_invariant_p.
+
+2010-01-05 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR target/42564
+ * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): Delete.
+ * config/sparc/sparc-protos.h (legitimize_pic_address): Likewise.
+ (legitimize_tls_address): Likewise.
+ (sparc_tls_referenced_p): Likewise.
+ * config/sparc/sparc.c (sparc_expand_move): Use legitimize_tls_address
+ and adjust calls to legitimize_pic_address.
+ (legitimate_constant_p) Use sparc_tls_referenced_p.
+ (legitimate_pic_operand_p): Likewise.
+ (sparc_legitimate_address_p): Do not use SPARC_SYMBOL_REF_TLS_P.
+ (sparc_tls_symbol_ref_1): Delete.
+ (sparc_tls_referenced_p): Make static, recognize specific patterns.
+ (legitimize_tls_address): Make static, handle CONST patterns.
+ (legitimize_pic_address): Make static, remove unused parameter and
+ adjust recursive calls.
+ (sparc_legitimize_address): Make static, use sparc_tls_referenced_p
+ and adjust call to legitimize_pic_address.
+ (sparc_output_mi_thunk): Likewise.
+
+2010-01-05 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/42614
+ * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
+ Compute SMT aliases before symbol aliases.
+
+2010-01-05 Jakub Jelinek <jakub@redhat.com>
+
+ PR other/42611
+ * cfgexpand.c (expand_one_var): Diagnose too large variables.
+
+2010-01-04 Mikael Pettersson <mikpe@it.uu.se>
+
+ PR target/42503
+
+ Backport from mainline:
+
+ 2009-09-09 Jakub Jelinek <jakub@redhat.com>
+
+ * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
+ New variables.
+ (SHLIB_LINK, SHLIB_INSTALL): Use them.
+ * config/t-slibgcc-libgcc: New file.
+
+ 2009-10-19 Matthias Klose <doko@ubuntu.com>
+
+ PR target/40134
+ * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
+
+2010-01-04 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/41956
+ * tree-vect-analyze.c (vect_supported_load_permutation_p): Add check
+ that the load indices differ.
+
+2010-01-02 Richard Guenther <rguenther@suse.de>
+
+ Backport from mainline
+ 2009-12-10 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/42337
+ * tree-ssa-pre.c (seen_during_translate): Remove.
+ (phi_translate_1): Collapse into ...
+ (phi_translate): ... this. Remove seen parameter and
+ adjust recursive calls.
+
+2010-01-02 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/42448
+ * config/alpha/predicates.md (aligned_memory_operand): Return false
+ for CQImode.
+ (unaligned_memory_operand): Return true for CQImode.
+ * config/alpha/alpha.c (get_aligned_mem): Assert that location
+ doesn not cross aligned SImode word boundary.
+
+2009-12-30 Ian Lance Taylor <iant@google.com>
+
+ PR middle-end/42099
+ * expmed.c (expand_divmod): Don't shift HOST_WIDE_INT value more
+ than HOST_BITS_PER_WIDE_INT.
+
+2009-12-30 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/42549
+ * config/i386/mmx.md (*mmx_subv2sf3): Fix insn operand number for
+ alternative 1.
+
+2009-12-28 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline:
+ 2009-12-28 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR middle-end/41344
+ * omp-low.c (diagnose_sb_2): Handle GIMPLE_COND.
+
+2009-12-27 Martin Jambor <mjambor@suse.cz>
+
+ PR tree-optimization/42231
+ * ipa-cp.c (ipcp_update_cloned_node): Add missing edges manually
+ instead of relying on rebuild_cgraph_edges and mark them as
+ indirect calls.
+ (ipcp_update_callgraph): Always redirect indirect edges.
+
+2009-12-23 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/42475
+ * combine.c (make_compound_operation) <case SUBREG>: Use mode of
+ SUBREG_REG (x) instead of tem's mode.
+
+2009-12-21 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/42429
+ * reload.c (find_reloads_subreg_address): When adjusting mode of
+ MEM, update also MEM_SIZE if it is set.
+
+2009-12-17 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ * config/i386/cygwin.h (LINK_SPEC): Add -tsaware flag if !mno-cygwin.
+
+2009-12-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ PR target/42263
+ Backport from mainline
+
+ 2009-12-03 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm/linux-atomic.c (SYNC_LOCK_RELEASE): Place memory barrier
+ before the lock release.
+
+2009-12-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ PR target/42263
+ 2009-08-11 Andrew Haley <aph@redhat.com>
+ * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
+
+2009-12-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ PR target/41196
+ 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
+
+ * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
+
+2009-12-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ 2009-10-05 Doug Kwan <dougkwan@google.com>
+
+ PR rtl-optimization/41574
+ * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
+ floating point and we are not doing unsafe math optimizations.
+
+2009-12-11 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ PR target/41939
+ Backport from mainline:
+ 2009-06-05 Julian Brown <julian@codesourcery.com>
+
+ * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
+ * config/arm/ieee754-sf.S (cmpsf2): Likewise.
+
+2009-12-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * config/s390/s390.md ("copysign<mode>3"): Pattern removed.
+
+2009-12-07 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (*iorqi_ext_2): Fix insn mnemonic typo.
+
+2009-12-06 Richard Henderson <rth@redhat.com>
+
+ * tree-ssa-dom.c (degenerate_phi_result): Check for NULL phi
+ argument earlier.
+
+2009-12-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ Backport from mainline:
+
+ 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
+
+ * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
+ (spu_split_load, spu_split_store): Change return type to int.
+ (spu_split_convert): Declare.
+ * config/spu/predicates.md (spu_mem_operand): Remove.
+ (spu_mov_operand): Update.
+ (spu_dest_operand, shiftrt_operator, extend_operator): Define.
+ * config/spu/spu.c (regno_aligned_for_load): Remove.
+ (reg_aligned_for_addr, spu_expand_load): Define.
+ (spu_expand_extv): Reimplement and handle MEM.
+ (spu_expand_insv): Handle MEM.
+ (spu_sched_reorder): Handle insn's with length 0.
+ (spu_legitimate_address): Reimplement.
+ (store_with_one_insn_p): Return TRUE for any mode with size
+ larger than 16 bytes.
+ (address_needs_split): Define.
+ (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
+ operands.
+ (spu_convert_move): Define.
+ (spu_split_load): Use spu_expand_load and change all MEM's to
+ TImode.
+ (spu_split_store): Change all MEM's to TImode.
+ (spu_init_expanders): Preallocate registers that correspond to
+ LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
+ mark_reg_pointer.
+ (spu_split_convert): Define.
+ * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
+ (_move<mode>, _movdi, _movti): Update predicate and condition.
+ (load, store): Change to define_split.
+ (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
+ extend<mode>ti2.
+ (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
+ (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
+ define_insn_and_split of lshr<mode>3.
+ (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
+ (<v>ashr<mode>3_imm): Define.
+ (extv, extzv, insv): Allow MEM operands.
+ (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
+ shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
+ sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
+ (_spu_convert2): Change to define_insn_and_split and remove the
+ corresponding define_peephole2.
+ (stack_protect_set, stack_protect_test, stack_protect_test_si):
+ Change predicates to memory_operand.
+
+ 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
+
+ * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
+ instruction is correct.
+
+ 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
+
+ Allow non-constant arguments to conversion intrinsics.
+ * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
+ * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
+ * spu.c (print_operand): Handle 'v' and 'w'.
+ (exp2_immediate_p, spu_gen_exp2): Define.
+ * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
+ spu_convtf_1): Update parameter descriptions.
+ * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu):
+ Update.
+ * constraints.md ('v', 'w'): New.
+ * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
+ Remove.
+ (i2f, I2F): New define_mode_attr.
+ (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
+ floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
+ fixuns_truncv4sfv4si2): Update to use mode attribute.
+ (float<mode><i2f>2_mul, float<mode><i2f>2_div,
+ fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
+ floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
+ patterns for combine.
+
+2009-12-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/42049
+ * builtins.c (expand_builtin_strcpy_args): Handle COMPOUND_EXPRs
+ potentially returned from folding strcpy.
+
+2009-12-02 Chao-ying Fu <fu@mips.com>
+
+ Backport from mainline
+ 2009-11-30 Chao-ying Fu <fu@mips.com>
+
+ * config/mips/mips-dsp.md (mips_lhx_<mode>): Use sign_extend.
+
+2009-12-02 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm/thumb2.md (thumb_andsi_not_shiftsi_si): Final condition should
+ be TARGET_THUMB2.
+
+2009-12-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/42234
+ * tree-cfgcleanup.c (cleanup_omp_return): Don't ICE if control_bb
+ contains no statements.
+
+2009-11-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * config/s390/s390.c (last_scheduled_insn): New variable.
+ (s390_fpload_toreg, s390_z10_prevent_earlyload_conflicts): New
+ functions.
+ (s390_sched_reorder, s390_sched_variable_issue): New functions.
+ (TARGET_SCHED_VARIABLE_ISSUE, TARGET_SCHED_REORDER): Target hooks
+ defined.
+
+2009-11-27 Jakub Jelinek <jakub@redhat.com>
+
+ * opts.c (decode_options): If optimize is bigger than 255,
+ set it to 255.
+
+2009-11-25 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/42165
+ * config/i386/i386.c (print_operand): For 32-byte memory use
+ YMMWORD in -masm=intel mode. Use TBYTE instead of XWORD.
+ * config/i386/i386.md (crc32modesuffix): Expand to nothing
+ in -masm=intel mode.
+ (sse4_2_crc32di): Print just crc32 instead of crc32q in
+ -masm=intel mode.
+ * config/i386/mmx.md (*mmx_pinsrw): Print correct size of
+ memory operand in -masm=intel mode.
+ * config/i386/sse.md (*avx_pinsr<ssevecsize>, *sse4_1_pinsrb,
+ *sse2_pinsrw): Likewise.
+ (sse_cvtss2siq, sse_cvtss2siq_2, sse_cvttss2siq): Don't print
+ q suffix in -masm=intel mode.
+
+2009-11-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (output_call): Only use sr4 for long interspace calls if
+ call binds local and generating non PIC code.
+ (attr_length_call): Adjust length calculation for above.
+
+2009-11-24 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/s390.md: Added agen condition to operand
+ forwarding bypasses.
+ Added bypass for early address generation use of int results.
+ Updated comments.
+
+2009-11-23 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/42113
+ * config/alpha/alpha.md (*cmp_sadd_si): Change mode
+ of scratch register to SImode.
+ (*cmp_sadd_sidi): Ditto.
+ (*cmp_ssub_si): Ditto.
+ (*cmp_ssub_sidi): Ditto.
+
+2009-11-18 Matthias Klose <doko@ubuntu.com>
+
+ * config.gcc: Update ARM --with-fpu option list.
+
+2009-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu.c (get_pic_reg): Use LAST_ARG_REGNUM as PIC
+ registers in leaf functions if possible.
+
+2009-11-14 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/predicates.md (call_register_no_elim_operand):
+ New predicate. Reject stack register as valid call operand
+ for 32bit targets.
+ (call_insn_operand): Use call_register_no_elim_operand.
+
+2009-11-13 Richard Henderson <rth@redhat.com>
+
+ * function.c (stack_protect_prologue): Don't bypass expand_expr
+ for stack_protect_guard and guard_decl.
+ (stack_protect_epilogue): Likewise.
+
+2009-11-13 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/41900
+ (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1): Use "lsm"
+ as operand 1 constraint.
+ * config/i386/predicates.md (call_insn_operand): Depend on
+ index_register_operand to avoid %esp register.
+
+2009-11-13 Uros Bizjak <ubizjak@gmail.com>
+
+ Revert:
+ 2009-11-04 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/41900
+ * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
+ (TARGET_CALL_ESP): New define.
+ * config/i386/i386.c (initial_ix86_tune_features): Initialize
+ X86_ARCH_CALL_ESP.
+ * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
+ *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
+ *call_1, *call_value_pop_1 and *call_value_1. Depend on
+ TARGET_CALL_ESP.
+ (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
+ New patterns, use "lsm" as operand 1 constraint.
+ * config/i386/predicates.md (call_insn_operand): Depend on
+ index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
+
+2009-11-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/42029
+ * gimplify.c (gimplify_omp_atomic): Set DECL_GIMPLE_REG_P on
+ tmp_load if needed.
+
+2009-11-11 Kai Tietz <kai.tietz@onevision.com>
+
+ Backported from trunk
+ * config/i386/cygming.h (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
+ * c-pragma.c (def_pragma_macro_value): Likewise.
+ (def_pragma_macro): Likewise.
+ (pushed_macro_table): Likewise.
+ (HANDLE_PRAGMA_PUSH_POP_MACRO): Remove guarded code.
+ * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): Removed.
+
+2009-11-10 Chao-ying Fu <fu@mips.com>
+
+ Backport from mainline
+ 2009-10-29 Chao-ying Fu <fu@mips.com>
+
+ * config/mips/mips.c (mips_emit_unary, mips_force_unary): New
+ functions.
+ (mips_expand_synci_loop): Use the length rtx to control the
+ synci loop from the begin rtx that points to the first byte of
+ the cache line.
+
+2009-11-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/40946
+ Backport from mainline
+ 2009-09-09 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/41317
+ * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
+ code dealing with plain pointer bases.
+ (maybe_fold_offset_to_reference): Likewise.
+ (maybe_fold_stmt_addition): Adjust.
+
+2009-11-08 Uros Bizjak <ubizjak@gmail.com>
+
+ Backport from mainline:
+ 2009-11-06 Michael Matz <matz@suse.de>
+
+ PR middle-end/41963
+ * tree-ssa-math-opts.c (execute_cse_reciprocals): Check all uses
+ of a potential reciprocal to really be reciprocals.
+
+2009-11-07 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/41643
+ Backport from mainline
+ 2009-04-03 Richard Guenther <rguenther@suse.de>
+
+ * tree-tailcall.c (tree_optimize_tail_calls_1): Also split the
+ edge from the entry block if we have degenerate PHI nodes in
+ the first basic block.
+
+2009-11-05 Jakub Jelinek <jakub@redhat.com>
+
+ * c-common.c (fold_offsetof_1): Revert the recently added
+ -Warray-bounds checking of offsetof arguments.
+
+2009-11-04 Jason Merrill <jason@redhat.com>
+
+ PR c++/36912
+ * varasm.c (initializer_constant_valid_p): A PLUS_EXPR
+ or MINUS_EXPR of REAL_TYPE is not a valid constant initializer.
+ (output_constant): Avoid crash after error.
+
+2009-11-04 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/41900
+ * config/i386/i386.h (ix86_arch_indices) <X86_ARCH_CALL_ESP>: New.
+ (TARGET_CALL_ESP): New define.
+ * config/i386/i386.c (initial_ix86_tune_features): Initialize
+ X86_ARCH_CALL_ESP.
+ * config/i386/i386.md (*call_pop_1_esp, *call_1_esp,
+ *call_value_pop_1_esp, *call_value_1_esp): Rename from *call_pop_1,
+ *call_1, *call_value_pop_1 and *call_value_1. Depend on
+ TARGET_CALL_ESP.
+ (*call_pop_1, *call_1, *call_value_pop_1, *call_value_1):
+ New patterns, use "lsm" as operand 1 constraint.
+ * config/i386/predicates.md (call_insn_operand): Depend on
+ index_register_operand for !TARGET_CALL_ESP to avoid %esp register.
+
+2009-11-04 Jakub Jelinek <jakub@redhat.com>
+
+ * c-common.c (fold_offsetof_1): Use %wd instead of
+ HOST_WIDE_INT_PRINT_DEC.
+
+2009-11-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/41917
+ * rtlanal.c (num_sign_bit_copies1) <case UMOD>: If sign bit of second
+ operand isn't known to be 0, return 1.
+
+2009-11-03 Dodji Seketeli <dodji@redhat.com>
+
+ * c-common.c (fold_offsetof_1): Use HOST_WIDE_INT_PRINT_DEC.
+
+2009-11-03 Dodji Seketeli <dodji@redhat.com>
+
+ PR c++/38699
+ * c-common.c (fold_offsetof_1): Issue errors when the member
+ designator of the offsetof expression is not legitimate.
+
+2009-10-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/41762
+ * config/i386/i386.c (ix86_pic_register_p): Don't call
+ rtx_equal_for_cselib_p for VALUEs discarded as useless.
+
+2009-10-27 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/41842
+ * c-typeck.c (convert_arguments): Return -1 if any of the arguments is
+ error_mark_node.
+
+2009-10-27 Kai Tietz <kai.tietz@onevision.com>
+
+ Backport from mainline:
+ 2009-10-20 Pascal Obry <obry@adacore.com>
+ Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/i386/cygming.h (DWARF_FRAME_REGNUM): Add enclosing parens.
+
+2009-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ Backport from mainline:
+ 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
+ patterns.
+ * pa.c (emit_move_sequence): Check if address of operand1 is valid
+ for mode mode of operand0 when doing secondary reload for SAR.
+
+2009-10-21 Jakub Jelinek <jakub@redhat.com>
+
+ Backport from mainline:
+ 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
+
+ * doc/invoke.texi: Add missing option -Wp,OPTION in list,
+ fix index entry for -Xpreprocessor.
+
+2009-10-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ Backport from mainline:
+ 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/41702
+ * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
+ (casesi64p): Update pattern to reflect above.
+
+2009-10-20 Joseph Myers <joseph@codesourcery.com>
+
+ * config/arm/arm.c (output_move_neon): Use DImode in call to
+ adjust_address.
+
+2009-10-19 Jakub Jelinek <jakub@redhat.com>
+
+ * unwind-dw2.c (execute_stack_op): Fix operand order for
+ DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
+
+2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
+
+2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes and debug
+ insns when investigating previous or next insns.
+
+2009-10-19 Jakub Jelinek <jakub@redhat.com>
+
+ Backport from mainline:
+ 2009-10-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/40521
+ * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
+ * cgraphunit.c (cgraph_optimize): Call it.
+ * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
+ (dwarf2out_assembly_start): ... here. New hook.
+ (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
+ * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
+ hook.
+ * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
+ * sdbout.c (sdb_debug_hooks): Likewise.
+ * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
+ (vmsdbgout_assembly_start): New hook.
+
+ 2009-10-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/40521
+ * dwarf2out.c (dwarf2out_init): Test whether
+ HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
+ it is defined.
+
+ 2009-10-02 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/40521
+ * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
+ * configure: Regenerated.
+ * config.in: Regenerated.
+ * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
+ !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
+ (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
+ not emitting .eh_frame, emit .cfi_sections .debug_frame
+ directive.
+
+2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ Backport from mainline
+ 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
+
+ PR target/40913
+ * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
+
+ Backport from mainline
+ 2009-05-05 Ben Elliston <bje@au.ibm.com>
+
+ * config/pa/linux-atomic.c: Eliminate conditional include of
+ errno.h on non-LP64 systems to simplify build requirements.
+
+2009-10-15 Uros Bizjak <ubizjak@gmail.com>
+
+ Backport from mainline:
+ 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR middle-end/22072
+ * ira-lives.c (check_and_make_def_conflict): Process all operands.
+
+2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline:
+ 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/41665
+ * config/i386/i386.md (addsi_1_zext): Get the proper second
+ operand for lea.
+
+2009-10-15 Jakub Jelinek <jakub@redhat.com>
+
+ * BASE-VER: Set to 4.4.3.
+ * DEV-PHASE: Set to prerelease.
+
+2009-10-15 Release Manager
+
+ * GCC 4.4.2 released.
+
+2009-10-14 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/38948
+ * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
+ requests between special registers.
+
+2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
+ properly.
+
+2009-10-12 Hans-Peter Nilsson <hp@axis.com>
+
+ PR target/26515
+ * config/cris/cris.md (andu): Check that operand 1 is one of the
+ general registers. Fix typo in head comment.
+
+2009-10-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/41680
+ * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
+ paradoxical subregs to prevent partial register stalls if the inner
+ mode is integer mode.
+
+ PR rtl-optimization/41646
+ * calls.c (expand_call): For BLKmode types returned in registers
+ avoid likely spilled hard regs in copy_blkmode_from_reg generated
+ insns.
+
+2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
+
+2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
+ add MASK_HARD_DFP.
+
+2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ Backport from mainline.
+ * config/arm/arm.c (arm_override_options): Really initialize
+ flag_dwarf2_cfi_asm to 0.
+
+2009-10-02 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ Backport from mainline.
+ 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+ * config/arm/arm.c (arm_override_options): Turn off
+ flag_dwarf2_cfi_asm for AAPCS variants.
+
+2009-09-30 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/22093
+ * config/alpha/alpha.md (unaligned_storehi_be): Force operand
+ of plus RTX into register.
+
+2009-09-30 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * config/s390/fixdfdi.h: Add Runtime Library Exception wording to
+ the License text.
+
+2009-09-25 Jakub Jelinek <jakub@redhat.com>
+
+ * tree-vect-transform.c (vectorizable_call): Call
+ mark_symbols_for_renaming after vect_finish_stmt_generation.
+
+2009-09-25 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
+ form of instruction.
+
+2009-09-24 Kai Tietz <kai.tietz@onevision.com>
+
+ * libgcc2.c (L_trampoline): Prototype for getpagesize
+ and mprotect in WINNT case.
+
+2009-09-24 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/40473
+ * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
+ call final to emit non-scheduled prologue, instead insert at entry.
+
+2009-09-23 Dodji Seketeli <dodji@redhat.com>
+
+ PR debug/41065
+ * function.h (types_used_by_vars_hash): Declare new hash table.
+ (types_used_by_vars_eq, types_used_by_var_decl_insert): Declare
+ equality and hash function for the hash table.
+ (types_used_by_cur_var_decl): Declare a new global chained list.
+ (types_used_by_var_decl_insert): Declare new function.
+ * function.c (types_used_by_vars_hash): Define the hashtable ...
+ (types_used_by_vars_eq, types_used_by_vars_do_hash): ... as well as
+ its equality and hash functions.
+ (hash_types_used_by_vars_entry): New hash helper.
+ (types_used_by_cur_var_decl): Define the global chained list.
+ (used_types_insert): Update the list of types used by the global
+ variable being parsed.
+ (types_used_by_var_decl_insert): Define new function.
+ * c-common.h (record_types_used_by_current_var_decl): Declare ...
+ * c-common.c (record_types_used_by_current_var_decl): ... new
+ function.
+ * c-decl.c (finish_decl): Record the types used by the global
+ variable declaration we've just parsed.
+ * dwarf2out.c (premark_used_types): Insert a new line between
+ comment and function.
+ (premark_used_types_helper): Fix comment.
+ (premark_types_used_by_global_vars_helper,
+ premark_types_used_by_global_vars): New functions.
+ (prune_unused_types): Do not prune types used by global variables.
+
+2009-09-23 Uros Bizjak <ubizjak@gmail.com>
+
+ PR c/39779
+ * c-typeck.c (build_binary_op) <short_shift>: Check that integer
+ constant is more than zero.
+
+2009-09-21 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_override_options): Force
+ flag_dwarf2_cfi_asm to zero.
+
+2009-09-21 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
+ xmm register restore.
+
+2009-09-20 Kai Tietz <kai.tietz@onevision.com>
+ Pascal Obry <obry@adacore.com>
+
+ Backport from mainline
+ * unwind-dw2-fde.c (classify_object_over_fdes):
+ Cast the constant 1 to _Unwind_Ptr.
+ (add_fdes): Likewise.
+ (linear_search_fdes): Likewise.
+
+2009-09-18 Jason Merrill <jason@redhat.com>
+
+ * c.opt: Add -fno-deduce-init-list.
+
+2009-09-18 Janis Johnson <janis187@us.ibm.com>
+
+ PR c/41049
+ * real.c decimal_from_integer, decimal_integer_string): New.
+ (real_from_integer): Use them as special case for decimal float.
+ * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
+ (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
+ Do not append zero after the decimal point in string to convert.
+
+2009-09-16 Richard Guenther <rguenther@suse.de>
+
+ Backport from mainline
+ 2009-09-09 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/41101
+ * tree-ssa-pre.c (maximal_set): Remove.
+ (compute_antic_aux): Treat the maximal set as implicitly all ones.
+ Defer all blocks we didn't visit at least one successor.
+ (add_to_exp_gen): Do not add to the maximal set.
+ (make_values_for_phi): Likewise.
+ (compute_avail): Likewise.
+ (init_pre): Do not allocate the maximal set.
+ (execute_pre): Do not dump it.
+
+2009-09-14 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
+ (sminsf3): Ditto.
+
+2009-09-13 Kai Tietz <kai.tietz@onevision.com>
+
+ * config.gcc (i?86-*-mingw* and x86_64-*-mingw*): Set
+ need_64bit_hwint for x64 case to yes.
+ * config.host: Set for x64 mingw the option
+ use_long_long_for_widest_fast_int to yes.
+
+2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/install.texi (avr): Remove obsolete reference site.
+
+2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/install.texi (Binaries): Adjust AIX link.
+
+2009-09-11 Akim Demaille <demaille@gostai.com>
+
+ * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
+ Use an imperative sentence.
+
+2009-09-09 Kai Tietz <kai.tietz@onevision.com>
+
+ PR/41315
+ * config/i386.c (ix86_can_use_return_insn_p): Check for
+ padding0, too.
+ (ix86_expand_prologue): Take frame.padding0 into logic of
+ to_allocate checks.
+ (ix86_expand_epilogue): Likewise.
+
+2009-09-07 Uros Bizjak <ubizjak@gmail.com>
+
+ Backport from mainline:
+ 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
+
+ PR rtl-optimization/40861
+ * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
+ extract word from a multi-word subreg for negative byte positions.
+
+2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/2097.md: Removed two incorrect bypasses.
+ (z10_fsimpdf): Fixed latency.
+ (z10_fhex): New insn_reservation.
+ (z10_floaddf): Fixed latency.
+ (z10_floadsf): Fixed latency.
+ (z10_ftrunctf): Fixed latency.
+ (z10_ftruncdf): Fixed latency.
+ * config/s390/s390.c (z10_cost): Fixed values.
+ (s390_adjust_priority): Added z10 path.
+ * config/s390/s390.md (type): Added fhex.
+ (*mov<mode>_64dfp): Updated type attribute.
+ (*mov<mode>_64): Updated type attribute.
+ (*mov<mode>_31): Updated type attribute.
+ (*mov<mode>"): Likewise.
+ * config/s390/2084.md (x_fsimpdf): Updated condition.
+
+2009-08-31 Chris Demetriou <cgd@google.com>
+
+ * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
+ vectorize if not TARGET_SSE2.
+
+2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/install.texi (Final install): Adjust reference on where to
+ order printed manuals.
+
+2009-08-29 Kai Tietz<kai.tietz@onevision.com>
+
+ PR/41184
+ * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
+ padding.
+
+2009-08-28 Jan Beulich <jbeulich@novell.com>
+
+ * config/i386/netware.c: Include langhooks.h.
+ (i386_nlm_encode_section_info): Simplify.
+ (netware_override_options): Delete.
+ * config/i386/netware.h (netware_override_options): Delete
+ declaration.
+ (OVERRIDE_OPTIONS): Delete definition.
+ (SUBTARGET_OVERRIDE_OPTIONS): Define.
+ (ASM_COMMENT_START): Define.
+ * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
+
+2009-08-28 Uros Bizjak <ubizjak@gmail.com>
+
+ Backport from mainline:
+ 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
+ clearing by a taken branch.
+ (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
+ effectively after bbro pass.
+ (sync_nand<mode>): Ditto.
+ (sync_old_<fetchop_name><mode>): Ditto.
+ (sync_old_nand<mode>): Ditto.
+ (sync_new_<fetchop_name><mode>): Dito.
+ (sync_new_nand<mode>): Ditto.
+ (sync_compare_and_swap<mode>_1): Ditto.
+ (*sync_compare_and_swap<mode>): Ditto.
+ (sync_lock_test_and_set<mode>_1): Ditto.
+ ("sync_lock_test_and_set<mode>): Ditto.
+
+ 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
+ (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
+ (*movdfcc_ext[1234]): Disable for IEEE mode.
+
+ 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
+ from prev_active_insn.
+
+2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/service.texi (service directory): Update URL.
+
+2009-08-26 Anatoly Sokolov <aesok@post.ru>
+
+ * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
+ switch.
+
+2009-08-25 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/34412
+ * config/avr/avr.c (expand_epilogue): Use correct QI mode frame
+ pointer for tiny stack.
+
+2009-08-24 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/41094
+ * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
+ pow(x,y*z) only if x is nonnegative.
+
+2009-08-23 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/40718
+ * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
+ (*call_value_pop_1): Ditto.
+ (*sibcall_pop_1): New insn pattern.
+ (*sibcall_value_pop_1): Ditto.
+
+2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
+ (s390_z10_fix_long_loop_prediction): New function.
+ (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
+ (s390_reorg): Walk over the INSNs and invoke
+ s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
+
+2009-08-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/41123
+ * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
+ of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
+
+2009-08-18 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/40971
+ * config/rs6000/rs6000.c (rs6000_legitimize_address): For
+ [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
+
+2009-08-16 Uros Bizjak <ubizjak@gmail.com>
+
+ Backport from mainline:
+ 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/41019
+ * config/i386/sse.md (SSEMODE124C8): New mode iterator.
+ (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
+ ix86_expand_fp_vcond.
+ (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
+ Assert that operation is supported by ix86_expand_int_vcond.
+ (vcondu<SSEMODE124C8:mode>): Ditto.
+
+2009-08-16 Dodji Seketeli <dodji@redhat.com>
+
+ PR debug/37801
+ * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
+ generating inlined subroutine die only. We shouldn't be
+ called for anything else.
+ (gen_block_die): Don't generate inline subroutine debug info for
+ abstract blocks.
+
+2009-08-13 Uros Bizjak <ubizjak@gmail.com>
+
+ Backport from mainline:
+ 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/8603
+ * config/alpha/alpha.md (addsi3): Remove expander.
+ (addsi3): Rename from *addsi3_internal insn pattern.
+ (subsi3): Remove expander.
+ (subsi3): Rename from *subsi3_internal insn pattern.
+
+2009-08-13 Andrey Belevantsev <abel@ispras.ru>
+
+ PR rtl-optimization/41033
+ * alias.c (nonoverlapping_component_refs_p): Punt when strict
+ aliasing is disabled.
+
+2009-08-11 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
+
+ Backport from mainline:
+ 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
+
+ PR target/41015
+ * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
+ (sub_ddmmss): Likewise.
+
+2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
+
+ PR bootstrap/41018
+ * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
+ year.
+
+2009-08-09 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/41016
+ * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
+ (operand_precision): Remove.
+ (integral_operand_p): Likewise.
+ (recognize_single_bit_test): Adjust.
+
+2009-08-05 Uros Bizjak <ubizjak@gmail.com>
+ Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
+
+ PR target/40906
+ * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
+ source operand.
+
+2009-08-05 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.md (movdi2): Copy non-reg values to DImode registers.
+
+2009-08-05 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/40924
+ * dse.c (canon_address): Before calling cselib_expand_value_rtx
+ make sure canon_rtx (mem_address) isn't simpler than
+ canon_rtx (expanded_mem_address).
+
+2009-08-03 Janis Johnson <janis187@us.ibm.com>
+
+ PR c/39902
+ * simplify-rtx.c (simplify_binary_operation_1): Disable
+ simplifications for decimal float operations.
+
+2009-08-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/40943
+ * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
+ operand of INDIRECT_REF.
+
+2009-08-03 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
+ constants referencing TLS symbols.
+
+2009-07-30 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.c (override_options): Default
+ max-unrolled-insns to 100 for z10 tuning.
+
+2009-07-30 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
+ (U, W): Constraints are now deprecated and will be removed if we
+ run out of letters.
+ * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
+ the file.
+ ("prefetch"): Add the stcmh instruction for prefetching.
+ * config/s390/s390.c (s390_symref_operand_p): Function moved. No
+ changes.
+ (s390_short_displacement): Return always true if compiling for
+ machines not providing the long displacement facility.
+ (s390_mem_constraint): Support the new constraint letter Z.
+ (s390_check_qrst_address): New function.
+
+2009-07-30 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/40577
+ * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
+ to DImode when generating insq_le insn.
+
+2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ Backport from mainline:
+ 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
+ Cast "1" to unsigned HOST_WIDE_INT.
+ (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
+ deposit length to the maximum length - lsb. Extend length if
+ HOST_BITS_PER_WIDE_INT is 32.
+
+2009-07-25 Mark Loeser <mark@halcy0n.com>
+
+ PR build/40010
+ * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
+
+2009-07-23 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/40832
+ * config/i386/i386.c (output_387_ffreep): Rewrite to use
+ ASM_SHORT instead of .word.
+ * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
+ instead of .word in asm template.
+
+2009-07-22 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ Backport from mainline:
+ 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR rtl-optimization/40710
+ * resource.c (mark_target_live_regs): Reset DF problem to LR.
+
+2009-07-22 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/40321
+ * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
+ PHI nodes to the maximal set.
+ (make_values_for_phi): Add PHI arguments to the maximal set.
+ (execute_pre): Dump PHI_GEN and the maximal set.
+
+2009-07-22 Jakub Jelinek <jakub@redhat.com>
+
+ * BASE-VER: Set to 4.4.2.
+ * DEV-PHASE: Set to prerelease.
+
+2009-07-22 Release Manager
+
+ * GCC 4.4.1 released.
+
+2009-07-21 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/40813
+ * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
+ it.
+
+2009-07-21 Uros Bizjak <ubizjak@gmail.com>
+
+ Backport from mainline:
+ 2009-04-29 Richard Guenther <rguenther@suse.de>
+
+ PR target/39943
+ * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
+ allow conversion to signed integers.
+
+2009-07-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/40792
+ * tree.c (build_function_type_skip_args): Remove bogus assert.
+
+2009-07-17 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/40780
+ * gimplify.c (gimplify_conversion): Don't change non-conversions into
+ VIEW_CONVERT_EXPR.
+
+2009-07-15 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/40747
+ * fold-const.c (fold_cond_expr_with_comparison): When folding
+ < and <= to MIN, make sure the MIN uses the same type as the
+ comparison's operands.
+
+2009-07-12 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
+ just for 32-bit case.
+
+2009-07-11 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/40667
+ * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
+ * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
+ * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
+ * config/i386/i386.c (ix86_minimum_alignment): New function.
+ * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
+ * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
+ * emit-rtl.c (gen_reg_rtx): Likewise.
+ * function.c (assign_parms): Likewise. If nominal_type needs
+ bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
+ rather than passed_type's alignment.
+
+ PR target/40668
+ * function.c (assign_parm_setup_stack): Adjust
+ MEM_OFFSET (data->stack_parm) if promoted_mode is different
+ from nominal_mode on big endian.
+
+2009-07-08 Richard Henderson <rth@redhat.com>
+
+ PR target/38900
+ * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
+ (enum reg_class): Add CLOBBERED_REGS.
+ (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
+ * config/i386/i386.c (ix86_conditional_register_usage): Moved
+ from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
+ (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
+ (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
+ force 64-bit sibcalls into R11.
+ * config/i386/constraints.md (U): New constraint.
+ * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
+ (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
+ (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
+
+2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR debug/40666
+ * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
+ to variables for debugging purposes.
+
+2009-07-07 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/40669
+ * tree-tailcall.c (adjust_return_value_with_ops,
+ create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
+ if it has complex or vector type.
+
+ Backport from mainline:
+ 2009-06-03 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/40328
+ * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
+
+2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR target/40587
+ * ira.c (build_insn_chain): Use DF_LR_OUT instead of
+ df_get_live_out.
+
+2009-07-02 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/40585
+ * tree-cfg.c (gimple_can_duplicate_bb_p): Disallow duplicating
+ basic blocks with GIMPLE_RESX.
+
+2009-07-01 Martin Jambor <mjambor@suse.cz>
+
+ Backport from mainline:
+ 2009-05-11 Martin Jambor <mjambor@suse.cz>
+
+ * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
+
+2009-06-30 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/40566
+ * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
+ to type arguments that have void type.
+
+2009-06-30 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/40542
+ * tree-vect-analyze.c (vect_determine_vectorization_factor): Don't
+ vectorize volatile types.
+
+2009-06-29 Janis Johnson <janis187@us.ibm.com>
+
+ PR c/39902
+ * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
+ Special-case decimal float constants.
+
+2009-06-29 Uros Bizjak <ubizjak@gmail.com>
+
+ * doc/extend.texi (Additional Floating Types): __float128 is also
+ supported on i386 targets.
+
+2009-06-29 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/40579
+ * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
+ the IL to simplify has constants that overflowed.
+
+2009-06-28 Uros Bizjak <ubizjak@gmail.com>
+
+ PR tree-optimization/40550
+ * tree-vect-generic.c (expand_vector_operations_1): Compute in
+ vector_compute_type only when the size of vector_compute_type is
+ less than the size of type.
+
+2009-06-27 Kai Tietz <kai.tietz@onevision.com>
+
+ Merged from trunk rev/148061
+ 2009-06-01 Jakub Jelinek <jakub@redhat.com>
+ PR other/40024
+ * emutls.c (__emutls_get_address): Change arr->size to mean number
+ of allocated arr->data entries instead of # of slots + 1.
+
+2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
+ Matthias Klose <doko@ubuntu.com>
+
+ PR objc/28050
+ * c-parser.c (c_parser_objc_message_args): Return error_mark_node
+ instead of NULL if a parser error occurs.
+
+2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline:
+ 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/40470
+ * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
+
+2009-06-17 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/40460
+ * tree-chrec.h (build_polynomial_chrec): If we cannot determine
+ if there is no evolution of left in the loop bail out.
+ * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
+ chrec_fold_multiply.
+
+2009-06-17 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/40389
+ * tree-ssa-operands.c (parse_ssa_operands): Add NRV results
+ to the addresses taken bitmap.
+
+2009-06-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/40446
+ * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
+ use gen_lowpart if op0 has complex mode.
+
+2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
+
+2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline:
+ 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ * doc/extend.texi: Add description for __builtin_ia32_crc32di.
+
+2009-06-05 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/40340
+ * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
+ inlined_function_outer_scope_p blocks for artificial inlines
+ even at -g0/-g1.
+ * tree.c (tree_nonartificial_location): Rewrite using
+ block_nonartificial_location.
+
+2009-06-03 Jakub Jelinek <jakub@redhat.com>
+
+ * dwarf2out.c (output_cfi_directive): Pass 1 instead of
+ 0 to second argument of DWARF2_FRAME_REG_OUT macros.
+
+2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ Backport from mainline:
+ 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.md (ashldi3_std): New define_expand.
+ (ashldi3): Use it.
+
+2009-06-02 Jakub Jelinek <jakub@redhat.com>
+
+ * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
+ force output of the label even for dwarf2out_do_cfi_asm.
+ (add_fde_cfi): If -g2 and above and cfi might change CFA,
+ force creation of CFI label and chain DW_CFA_set_loc jumping to it
+ for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
+ caller.
+ (dwarf2out_stack_adjust, dwarf2out_frame_debug): Adjust
+ dwarf2out_cfi_label callers.
+ * tree.h (dwarf2out_cfi_label): Adjust prototype.
+ * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
+ Adjust dwarf2out_cfi_label callers.
+ * config/vax/vax.c (vax_output_function_prologue): Likewise.
+
+2009-05-29 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/40291
+ * builtins.c (expand_builtin_memcmp): Convert len to sizetype
+ before expansion.
+
+ PR target/40017
+ * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
+ (altivec_categorize_keyword, init_vector_keywords,
+ rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
+ similar to bool.
+
+2009-05-28 Alexandre Oliva <aoliva@redhat.com>
+
+ * tree-inline.c (remap_decls): Enable nonlocalized variables
+ when not optimizing.
+
+2009-05-28 Alexandre Oliva <aoliva@redhat.com>
+
+ * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
+ Simplify other tests involving optimize.
+
+2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline:
+ 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/40266
+ * config/i386/driver-i386.c (host_detect_local_cpu): Support
+ AVX, SSE4, AES, PCLMUL and POPCNT.
+
+2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ PR bootstrap/40027
+ * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
+ * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
+
+2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
+ return address with a USE.
+
+2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
+
+ * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
+ Remove outdated reference to flow.c and fix nits.
+ * doc/gccint.texi: Tweak RTL description.
+ * doc/rtl.texi: Likewise.
+
+2009-05-22 Zdenek Dvorak <ook@ucw.cz>
+
+ PR tree-optimization/40087
+ * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
+ number_of_iterations_ne): Rename never_infinite argument.
+ (number_of_iterations_lt_to_ne, number_of_iterations_lt,
+ number_of_iterations_le): Handle pointer-type ivs when
+ exit_must_be_taken is false.
+ (number_of_iterations_cond): Do not always assume that
+ exit_must_be_taken if the control variable is a pointer.
+
+2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR target/39856
+ * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
+ for clobber.
+
+2009-05-21 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR rtl-optimization/40105
+ Backport from mainline:
+
+ 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
+ Steven Bosscher <steven@gcc.gnu.org>
+
+ * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
+ * cfgrtl.c: Include insn-attr.h.
+ (rest_of_pass_free_cfg): New function.
+ (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
+
+ 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
+ Eric Botcazou <ebotcazou@adacore.com>
+
+ * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
+ a label's basic block.
+ (mark_target_live_regs): Tidy and rework obsolete comments.
+ Change back DF problem to LIVE. If a label starts a basic block,
+ assume that all registers that used to be live then still are.
+ (init_resource_info): If a label starts a basic block, set its
+ BLOCK_FOR_INSN accordingly.
+ (free_resource_info): Undo the setting of BLOCK_FOR_INSN.
+
+2009-05-21 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/39942
+ * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
+ .p2align 3 if MAX_SKIP is smaller than 7.
+ * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
+
+2009-05-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/40204
+ * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
+ recursion if build_int_cst_type returns the same INTEGER_CST as
+ arg1.
+
+2009-05-19 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
+ not falsely claim to have propagated into all uses.
+
+2009-05-18 Dodji Seketeli <dodji@redhat.com>
+
+ PR debug/40109
+ * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
+ child of the containing namespace's DIE.
+
+2009-05-18 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39999
+ * gimple.h (gimple_expr_type): Use the expression type looking
+ through useless conversions.
+ * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
+ (vn_nary_op_insert_stmt): Likewise.
+ (simplify_binary_expression): Likewise.
+
+2009-05-16 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/40153
+ * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
+ implies.
+
+2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline:
+ 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR middle-end/40147
+ * ipa-utils.h (memory_identifier_string): Moved to ...
+ * tree.h (memory_identifier_string): Here. Add GTY(()).
+
+2009-05-14 Ben Elliston <bje@au.ibm.com>
+
+ Backport from mainline:
+ 2009-05-14 Jakub Jelinek <jakub@redhat.com>
+ Ben Elliston <bje@au.ibm.com>
+
+ PR middle-end/40035
+ * dse.c (check_mem_read_rtx): Guard against width == -1.
+
+2009-05-13 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/37179
+ * config/i386/driver-i386.c (processor_signatures): New enum.
+ (SIG_GEODE): Move from vendor_signatures to processor_signatures.
+ (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
+ processor signature to detect geode processor.
+
+2009-05-12 Jakub Jelinek <jakub@redhat.com>
+
+ Backport from mainline:
+ 2009-05-05 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/39666
+ * gimplify.c (gimplify_switch_expr): If case labels cover the whole
+ range of the type, but default label is missing, add it with one
+ of the existing labels instead of adding a new label for it.
+
+2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline:
+ 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
+
+ * tree-vect-analyze.c (vect_analyze_group_access): Use
+ HOST_WIDE_INT for gap.
+
+2009-05-11 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/40074
+ * tree-vect-analyze.c (vect_analyze_group_access): Take gaps into
+ account in group size and step comparison.
+
+2009-05-08 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/40062
+ * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
+ Avoid exponential behavior.
+
+2009-05-07 Janis Johnson <janis187@us.ibm.com>
+
+ PR middle-end/39986
+ * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
+ decode_decimal64, encode_decimal128, decode_decimal128): Avoid
+ 32-bit memcpy into long.
+
+2009-05-07 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/40057
+ * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
+ GEN_INT for 1 << bitnum.
+ (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
+ build_int_cst_type.
+
+2009-05-07 Uros Bizjak <ubizjak@gmail.com>
+
+ * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
+ Remove wrong description of "nand" operation.
+
+2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline:
+ 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
+ ssemodesuffixf2c with avxmodesuffixf2c.
+
+2009-05-06 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/40022
+ * tree-ssa-phiprop.c (phivn_valid_p): Fix tuplification error.
+
+2009-05-04 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/m32c.c (m32c_override_options): Disable -fivopts for
+ -mcpu=m32c until ivopts supports sizeof(ptr) != sizeof(size_t).
+ (m32c_legitimize_reload_address): Work around reload bug until
+ reload supports sizeof(ptr) != sizeof(size_t).
+
+2009-05-03 Uros Bizjak <ubizjak@gmail.com>
+
+ Backport from mainline:
+ 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
+
+ PR rtl-optimization/39914
+ * ira-conflicts.c (ira_build_conflicts): Prohibit call used
+ registers for allocnos created from user-defined variables only
+ when not optimizing.
+
+2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * toplev.c (print_version): Update GMP version string calculation.
+
+2009-04-28 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline:
+ 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39903
+ * config/i386/i386.c (construct_container): Don't call
+ gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
+ X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
+
+2009-04-27 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/39794
+ * alias.c (canon_true_dependence): Add x_addr argument.
+ * rtl.h (canon_true_dependence): Adjust prototype.
+ * cse.c (check_dependence): Adjust canon_true_dependence callers.
+ * cselib.c (cselib_invalidate_mem): Likewise.
+ * gcse.c (compute_transp): Likewise.
+ * dse.c (scan_reads_nospill): Likewise.
+ (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
+ addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
+ canon_base_addr of the group, plus optional offset.
+ (struct group_info): Rename canon_base_mem to
+ canon_base_addr.
+ (get_group_info): Set canon_base_addr to canon_rtx of base, not
+ canon_rtx of base_mem.
+
+2009-04-26 Jakub Jelinek <jakub@redhat.com>
+
+ PR inline-asm/39543
+ * fwprop.c (forward_propagate_asm): New function.
+ (forward_propagate_and_simplify): Propagate also into __asm, if it
+ doesn't increase the number of referenced registers.
+
+ PR c/39889
+ * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
+
+2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/constraints.md ('I', 'J'): Fix condition.
+
+2009-04-24 Paolo Bonzini <bonzini@gnu.org>
+
+ PR middle-end/39867
+ * fold-const.c (fold_cond_expr_with_comparison): When folding
+ > and >= to MAX, make sure the MAX uses the same type as the
+ comparison's operands.
+
+2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu-builtins.h: Delete file.
+
+ * config/spu/spu.h (enum spu_builtin_type): Move here from
+ spu-builtins.h.
+ (struct spu_builtin_description): Likewise. Add GTY marker.
+ Do not use enum spu_function_code or enum insn_code.
+ (spu_builtins): Add extern declaration.
+
+ * config/spu/spu.c: Do not include "spu-builtins.h".
+ (enum spu_function_code, enum spu_builtin_type_index,
+ V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
+ V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
+ unsigned_V8HI_type_node, unsigned_V4SI_type_node,
+ unsigned_V2DI_type_node): Move here from spu-builtins.h.
+ (spu_builtin_types): Make static. Add GTY marker.
+ (spu_builtins): Add extern declaration with GTY marker.
+ Include "gt-spu.h".
+
+ * config/spu/spu-c.c: Do not include "spu-builtins.h".
+ (spu_resolve_overloaded_builtin): Do not use spu_function_code.
+ Check programmatically whether all parameters are scalar.
+
+ * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
+
+2009-04-22 Jing Yu <jingyu@google.com>
+
+ PR testsuite/39781
+ * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
+
+2009-04-22 Eric Botcazou <ebotcazou@adacore.com>
+
+ Backport from mainline:
+ 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
+ * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
+ * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
+
+2009-04-22 Jakub Jelinek <jakub@redhat.com>
+
+ * alias.c (find_base_term): Move around LO_SUM case, so that
+ CONST falls through into PLUS/MINUS handling.
+
+ PR c/39855
+ * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
+ into 0, use omit_one_operand.
+
+2009-04-22 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimization/39762
+ * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
+ ira_may_move_out_cost): Add comments about way of their usage.
+ (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
+
+ * ira-conflicts.c (process_regs_for_copy): Use function
+ ira_get_register_move_cost instead of global
+ ira_register_move_cost.
+
+ * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
+ color_pass, move_spill_restore, update_curr_costs): Ditto.
+
+ * ira-lives.c (process_single_reg_class_operands): Ditto.
+
+ * ira-emit.c (emit_move_list): Ditto.
+
+ * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
+ (record_reg_classes): Ditto. Use functions
+ ira_get_register_move_cost and ira_get_may_move_cost instead of
+ global vars ira_register_move_cost, ira_may_move_out_cost and
+ ira_may_move_in_cost.
+ (record_address_regs): Don't call ira_init_register_move_cost.
+ Use function ira_get_may_move_cost instead of global
+ ira_may_move_in_cost.
+ (process_bb_node_for_hard_reg_moves): Use function
+ ira_get_register_move_cost instead of global ira_register_move_cost.
+ (ira_costs): Don't call ira_init_register_move_cost.
+
+2009-04-22 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39824
+ * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
+ make sure the types are compatible.
+
+2009-04-21 Jakub Jelinek <jakub@redhat.com>
+
+ * BASE-VER: Set to 4.4.1.
+ * DEV-PHASE: Set to prerelease.
+
+2009-04-21 Release Manager
+
+ * GCC 4.4.0 released.
+
+2009-04-20 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
+ whether operands 0 and 1 overlaps.
+
+2009-04-20 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/39675
+ * tree-vect-transform.c (vect_transform_loop): Remove currently
+ redundant check of the return code of vect_schedule_slp. Check that
+ stmt_vec_info still exists for the statement, before checking its
+ vectorization type.
+
+2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
+
+ * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
+ for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
+
+2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ Backport from mainline:
+ PR target/39767
+ * config/sh/predicates.md (arith_operand): Check if the operand
+ of TRUNCATE is a REG.
+
+2009-04-15 Richard Guenther <rguenther@suse.de>
+
+ Backport from mainline:
+ PR tree-optimization/39764
+ * tree-ssa-ccp.c (get_value): Canonicalize value with
+ canonicalize_float_value.
+
+2009-04-14 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline:
+ 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39678
+ * config/i386/i386.c (classify_argument): Handle SCmode with
+ (bit_offset % 64) != 0.
+
+2009-04-14 Uros Bizjak <ubizjak@gmail.com>
+
+ Backport from mainline:
+ 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/39740
+ * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
+ offseted label references.
+
+2009-04-11 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39713
+ * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
+ reference trees have SSA_NAME operands.
+
+2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline:
+ 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
+
+2009-04-09 Nick Clifton <nickc@redhat.com>
+
+ * unwind-compat.c: Change copyright header to refer to version
+ 3 of the GNU General Public License with version 3.1 of the
+ GCC Runtime Library Exception and to point readers at the
+ COPYING3 and COPYING3.RUNTIME files and the FSF's license web
+ page.
+ * config/alpha/crtfastmath.c: Likewise.
+ * config/alpha/linux-unwind.h: Likewise.
+ * config/alpha/qrnnd.asm: Likewise.
+ * config/alpha/vms-crt0-64.c: Likewise.
+ * config/alpha/vms-crt0.c: Likewise.
+ * config/alpha/vms-dwarf2.asm: Likewise.
+ * config/alpha/vms-dwarf2eh.asm: Likewise.
+ * config/alpha/vms-psxcrt0-64.c: Likewise.
+ * config/alpha/vms-psxcrt0.c: Likewise.
+ * config/alpha/vms_tramp.asm: Likewise.
+ * config/arc/initfini.c: Likewise.
+ * config/arc/lib1funcs.asm: Likewise.
+ * config/arm/bpabi-v6m.S: Likewise.
+ * config/arm/bpabi.S: Likewise.
+ * config/arm/bpabi.c: Likewise.
+ * config/arm/crti.asm: Likewise.
+ * config/arm/crtn.asm: Likewise.
+ * config/arm/ieee754-df.S: Likewise.
+ * config/arm/ieee754-sf.S: Likewise.
+ * config/arm/lib1funcs.asm: Likewise.
+ * config/arm/libunwind.S: Likewise.
+ * config/arm/linux-atomic.c: Likewise.
+ * config/arm/mmintrin.h: Likewise.
+ * config/arm/pr-support.c: Likewise.
+ * config/arm/unaligned-funcs.c: Likewise.
+ * config/arm/unwind-arm.c: Likewise.
+ * config/arm/unwind-arm.h: Likewise.
+ * config/avr/libgcc.S: Likewise.
+ * config/bfin/crti.s: Likewise.
+ * config/bfin/crtlibid.s: Likewise.
+ * config/bfin/crtn.s: Likewise.
+ * config/bfin/lib1funcs.asm: Likewise.
+ * config/bfin/linux-unwind.h: Likewise.
+ * config/cris/arit.c: Likewise.
+ * config/cris/cris_abi_symbol.c: Likewise.
+ * config/darwin-64.c: Likewise.
+ * config/darwin-crt2.c: Likewise.
+ * config/darwin-crt3.c: Likewise.
+ * config/darwin.h: Likewise.
+ * config/dbxelf.h: Likewise.
+ * config/dfp-bit.c: Likewise.
+ * config/dfp-bit.h: Likewise.
+ * config/elfos.h: Likewise.
+ * config/fixed-bit.c: Likewise.
+ * config/fixed-bit.h: Likewise.
+ * config/fp-bit.c: Likewise.
+ * config/fp-bit.h: Likewise.
+ * config/fr30/crti.asm: Likewise.
+ * config/fr30/crtn.asm: Likewise.
+ * config/fr30/lib1funcs.asm: Likewise.
+ * config/freebsd-spec.h: Likewise.
+ * config/frv/cmovd.c: Likewise.
+ * config/frv/cmovh.c: Likewise.
+ * config/frv/cmovw.c: Likewise.
+ * config/frv/frvbegin.c: Likewise.
+ * config/frv/frvend.c: Likewise.
+ * config/frv/lib1funcs.asm: Likewise.
+ * config/h8300/clzhi2.c: Likewise.
+ * config/h8300/crti.asm: Likewise.
+ * config/h8300/crtn.asm: Likewise.
+ * config/h8300/ctzhi2.c: Likewise.
+ * config/h8300/fixunssfsi.c: Likewise.
+ * config/h8300/lib1funcs.asm: Likewise.
+ * config/h8300/parityhi2.c: Likewise.
+ * config/h8300/popcounthi2.c: Likewise.
+ * config/i386/ammintrin.h: Likewise.
+ * config/i386/att.h: Likewise.
+ * config/i386/avxintrin.h: Likewise.
+ * config/i386/biarch64.h: Likewise.
+ * config/i386/bmmintrin.h: Likewise.
+ * config/i386/cpuid.h: Likewise.
+ * config/i386/cross-stdarg.h: Likewise.
+ * config/i386/crtfastmath.c: Likewise.
+ * config/i386/crtprec.c: Likewise.
+ * config/i386/cygming-crtbegin.c: Likewise.
+ * config/i386/cygming-crtend.c: Likewise.
+ * config/i386/cygwin.asm: Likewise.
+ * config/i386/emmintrin.h: Likewise.
+ * config/i386/gmm_malloc.h: Likewise.
+ * config/i386/gthr-win32.c: Likewise.
+ * config/i386/i386.h: Likewise.
+ * config/i386/immintrin.h: Likewise.
+ * config/i386/linux-unwind.h: Likewise.
+ * config/i386/linux64.h: Likewise.
+ * config/i386/mm3dnow.h: Likewise.
+ * config/i386/mmintrin-common.h: Likewise.
+ * config/i386/mmintrin.h: Likewise.
+ * config/i386/nmmintrin.h: Likewise.
+ * config/i386/pmm_malloc.h: Likewise.
+ * config/i386/pmmintrin.h: Likewise.
+ * config/i386/smmintrin.h: Likewise.
+ * config/i386/sol2-c1.asm: Likewise.
+ * config/i386/sol2-ci.asm: Likewise.
+ * config/i386/sol2-cn.asm: Likewise.
+ * config/i386/sol2-gc1.asm: Likewise.
+ * config/i386/tmmintrin.h: Likewise.
+ * config/i386/unix.h: Likewise.
+ * config/i386/w32-unwind.h: Likewise.
+ * config/i386/wmmintrin.h: Likewise.
+ * config/i386/x86-64.h: Likewise.
+ * config/i386/x86intrin.h: Likewise.
+ * config/i386/xmmintrin.h: Likewise.
+ * config/ia64/crtbegin.asm: Likewise.
+ * config/ia64/crtend.asm: Likewise.
+ * config/ia64/crtfastmath.c: Likewise.
+ * config/ia64/crti.asm: Likewise.
+ * config/ia64/crtn.asm: Likewise.
+ * config/ia64/fde-glibc.c: Likewise.
+ * config/ia64/lib1funcs.asm: Likewise.
+ * config/ia64/linux-unwind.h: Likewise.
+ * config/ia64/quadlib.c: Likewise.
+ * config/ia64/unwind-ia64.c: Likewise.
+ * config/linux.h: Likewise.
+ * config/m32c/m32c-lib1.S: Likewise.
+ * config/m32c/m32c-lib2.c: Likewise.
+ * config/m32r/initfini.c: Likewise.
+ * config/m68hc11/larith.asm: Likewise.
+ * config/m68hc11/m68hc11-crt0.S: Likewise.
+ * config/m68k/cf.md: Likewise.
+ * config/m68k/crti.s: Likewise.
+ * config/m68k/crtn.s: Likewise.
+ * config/m68k/lb1sf68.asm: Likewise.
+ * config/m68k/linux-unwind.h: Likewise.
+ * config/mcore/crti.asm: Likewise.
+ * config/mcore/crtn.asm: Likewise.
+ * config/mcore/lib1.asm: Likewise.
+ * config/mips/linux-unwind.h: Likewise.
+ * config/mips/loongson.h: Likewise.
+ * config/mips/mips16.S: Likewise.
+ * config/mmix/crti.asm: Likewise.
+ * config/mmix/crtn.asm: Likewise.
+ * config/pa/fptr.c: Likewise.
+ * config/pa/hpux-unwind.h: Likewise.
+ * config/pa/lib2funcs.asm: Likewise.
+ * config/pa/linux-atomic.c: Likewise.
+ * config/pa/linux-unwind.h: Likewise.
+ * config/pa/milli64.S: Likewise.
+ * config/pa/quadlib.c: Likewise.
+ * config/pa/stublib.c: Likewise.
+ * config/picochip/libgccExtras/adddi3.asm: Likewise.
+ * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
+ * config/picochip/libgccExtras/ashlsi3.c: Likewise.
+ * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
+ * config/picochip/libgccExtras/ashrsi3.c: Likewise.
+ * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
+ * config/picochip/libgccExtras/divmod15.asm: Likewise.
+ * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
+ * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
+ * config/picochip/libgccExtras/longjmp.asm: Likewise.
+ * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
+ * config/picochip/libgccExtras/lshrsi3.c: Likewise.
+ * config/picochip/libgccExtras/parityhi2.asm: Likewise.
+ * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
+ * config/picochip/libgccExtras/setjmp.asm: Likewise.
+ * config/picochip/libgccExtras/subdi3.asm: Likewise.
+ * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
+ * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
+ * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
+ * config/rs6000/750cl.h: Likewise.
+ * config/rs6000/altivec.h: Likewise.
+ * config/rs6000/biarch64.h: Likewise.
+ * config/rs6000/crtresfpr.asm: Likewise.
+ * config/rs6000/crtresgpr.asm: Likewise.
+ * config/rs6000/crtresxfpr.asm: Likewise.
+ * config/rs6000/crtresxgpr.asm: Likewise.
+ * config/rs6000/crtsavfpr.asm: Likewise.
+ * config/rs6000/crtsavgpr.asm: Likewise.
+ * config/rs6000/darwin-asm.h: Likewise.
+ * config/rs6000/darwin-fallback.c: Likewise.
+ * config/rs6000/darwin-fpsave.asm: Likewise.
+ * config/rs6000/darwin-ldouble.c: Likewise.
+ * config/rs6000/darwin-tramp.asm: Likewise.
+ * config/rs6000/darwin-unwind.h: Likewise.
+ * config/rs6000/darwin-vecsave.asm: Likewise.
+ * config/rs6000/darwin-world.asm: Likewise.
+ * config/rs6000/e500crtres32gpr.asm: Likewise.
+ * config/rs6000/e500crtres64gpr.asm: Likewise.
+ * config/rs6000/e500crtres64gprctr.asm: Likewise.
+ * config/rs6000/e500crtrest32gpr.asm: Likewise.
+ * config/rs6000/e500crtrest64gpr.asm: Likewise.
+ * config/rs6000/e500crtresx32gpr.asm: Likewise.
+ * config/rs6000/e500crtresx64gpr.asm: Likewise.
+ * config/rs6000/e500crtsav32gpr.asm: Likewise.
+ * config/rs6000/e500crtsav64gpr.asm: Likewise.
+ * config/rs6000/e500crtsav64gprctr.asm: Likewise.
+ * config/rs6000/e500crtsavg32gpr.asm: Likewise.
+ * config/rs6000/e500crtsavg64gpr.asm: Likewise.
+ * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
+ * config/rs6000/eabi-ci.asm: Likewise.
+ * config/rs6000/eabi-cn.asm: Likewise.
+ * config/rs6000/eabi.asm: Likewise.
+ * config/rs6000/linux-unwind.h: Likewise.
+ * config/rs6000/linux64.h: Likewise.
+ * config/rs6000/paired.h: Likewise.
+ * config/rs6000/paired.md: Likewise.
+ * config/rs6000/ppc64-fp.c: Likewise.
+ * config/rs6000/ppu_intrinsics.h: Likewise.
+ * config/rs6000/rs6000.h: Likewise.
+ * config/rs6000/si2vmx.h: Likewise.
+ * config/rs6000/sol-ci.asm: Likewise.
+ * config/rs6000/sol-cn.asm: Likewise.
+ * config/rs6000/spe.h: Likewise.
+ * config/rs6000/spu2vmx.h: Likewise.
+ * config/rs6000/sysv4.h: Likewise.
+ * config/rs6000/tramp.asm: Likewise.
+ * config/rs6000/vec_types.h: Likewise.
+ * config/s390/linux-unwind.h: Likewise.
+ * config/s390/tpf-unwind.h: Likewise.
+ * config/score/crti.asm: Likewise.
+ * config/score/crtn.asm: Likewise.
+ * config/sh/crt1.asm: Likewise.
+ * config/sh/crti.asm: Likewise.
+ * config/sh/crtn.asm: Likewise.
+ * config/sh/divtab-sh4-300.c: Likewise.
+ * config/sh/divtab-sh4.c: Likewise.
+ * config/sh/divtab.c: Likewise.
+ * config/sh/lib1funcs-4-300.asm: Likewise.
+ * config/sh/lib1funcs-Os-4-200.asm: Likewise.
+ * config/sh/lib1funcs.asm: Likewise.
+ * config/sh/lib1funcs.h: Likewise.
+ * config/sh/linux-atomic.asm: Likewise.
+ * config/sh/linux-unwind.h: Likewise.
+ * config/sh/shmedia.h: Likewise.
+ * config/sh/sshmedia.h: Likewise.
+ * config/sh/ushmedia.h: Likewise.
+ * config/sparc/crtfastmath.c: Likewise.
+ * config/sparc/linux-unwind.h: Likewise.
+ * config/sparc/sol2-c1.asm: Likewise.
+ * config/sparc/sol2-ci.asm: Likewise.
+ * config/sparc/sol2-cn.asm: Likewise.
+ * config/spu/divmodti4.c: Likewise.
+ * config/spu/divv2df3.c: Likewise.
+ * config/spu/float_disf.c: Likewise.
+ * config/spu/float_unsdidf.c: Likewise.
+ * config/spu/float_unsdisf.c: Likewise.
+ * config/spu/float_unssidf.c: Likewise.
+ * config/spu/mfc_multi_tag_release.c: Likewise.
+ * config/spu/mfc_multi_tag_reserve.c: Likewise.
+ * config/spu/mfc_tag_release.c: Likewise.
+ * config/spu/mfc_tag_reserve.c: Likewise.
+ * config/spu/mfc_tag_table.c: Likewise.
+ * config/spu/multi3.c: Likewise.
+ * config/spu/spu_internals.h: Likewise.
+ * config/spu/spu_intrinsics.h: Likewise.
+ * config/spu/spu_mfcio.h: Likewise.
+ * config/spu/vec_types.h: Likewise.
+ * config/spu/vmx2spu.h: Likewise.
+ * config/stormy16/stormy16-lib2.c: Likewise.
+ * config/svr4.h: Likewise.
+ * config/sync.c: Likewise.
+ * config/v850/lib1funcs.asm: Likewise.
+ * config/vxlib-tls.c: Likewise.
+ * config/vxlib.c: Likewise.
+ * config/vxworks-dummy.h: Likewise.
+ * config/xtensa/crti.asm: Likewise.
+ * config/xtensa/crtn.asm: Likewise.
+ * config/xtensa/ieee754-df.S: Likewise.
+ * config/xtensa/ieee754-sf.S: Likewise.
+ * config/xtensa/lib1funcs.asm: Likewise.
+ * config/xtensa/lib2funcs.S: Likewise.
+ * config/xtensa/linux-unwind.h: Likewise.
+ * config/xtensa/unwind-dw2-xtensa.c: Likewise.
+ * config/xtensa/unwind-dw2-xtensa.h: Likewise.
+ * coretypes.h: Likewise.
+ * crtstuff.c: Likewise.
+ * defaults.h: Likewise.
+ * dwarf2.h: Likewise.
+ * emutls.c: Likewise.
+ * gbl-ctors.h: Likewise.
+ * gcov-io.h: Likewise.
+ * ginclude/float.h: Likewise.
+ * ginclude/iso646.h: Likewise.
+ * ginclude/stdarg.h: Likewise.
+ * ginclude/stdbool.h: Likewise.
+ * ginclude/stddef.h: Likewise.
+ * ginclude/stdfix.h: Likewise.
+ * ginclude/tgmath.h: Likewise.
+ * gthr-aix.h: Likewise.
+ * gthr-dce.h: Likewise.
+ * gthr-gnat.c: Likewise.
+ * gthr-gnat.h: Likewise.
+ * gthr-lynx.h: Likewise.
+ * gthr-mipssde.h: Likewise.
+ * gthr-nks.h: Likewise.
+ * gthr-posix.c: Likewise.
+ * gthr-posix.h: Likewise.
+ * gthr-posix95.h: Likewise.
+ * gthr-rtems.h: Likewise.
+ * gthr-single.h: Likewise.
+ * gthr-solaris.h: Likewise.
+ * gthr-tpf.h: Likewise.
+ * gthr-vxworks.h: Likewise.
+ * gthr-win32.h: Likewise.
+ * gthr.h: Likewise.
+ * libgcc2.c: Likewise.
+ * libgcc2.h: Likewise.
+ * libgcov.c: Likewise.
+ * tsystem.h: Likewise.
+ * typeclass.h: Likewise.
+ * unwind-c.c: Likewise.
+ * unwind-compat.h: Likewise.
+ * unwind-dw2-fde-compat.c: Likewise.
+ * unwind-dw2-fde-darwin.c: Likewise.
+ * unwind-dw2-fde-glibc.c: Likewise.
+ * unwind-dw2-fde.c: Likewise.
+ * unwind-dw2-fde.h: Likewise.
+ * unwind-dw2.c: Likewise.
+ * unwind-dw2.h: Likewise.
+ * unwind-generic.h: Likewise.
+ * unwind-pe.h: Likewise.
+ * unwind-sjlj.c: Likewise.
+ * unwind.inc: Likewise.
+ * config/arm/neon-gen.ml: Change generated copyright header to
+ refer to version 3 of the GNU General Public License with
+ version 3.1 of the GCC Runtime Library Exception and to point
+ readers at the COPYING3 and COPYING3.RUNTIME files and the
+ FSF's license web page.
+ * config/arm/arm_neon.h: Regenerate.
+
+2009-04-09 Jakub Jelinek <jakub@redhat.com>
+
+ * config/cris/cris.md: Change copyright header to refer to version
+ 3 of the GNU General Public License.
+ * doc/install.texi2html: Change copyright header to refer to version
+ 3 of the GNU General Public License and to point readers at the
+ COPYING3 file and the FSF's license web page.
+
+2009-04-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/39573
+ * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
+ variables.
+
+2009-04-08 David Ayers <ayers@fsfe.org>
+
+ PR objc/27377
+ * c-typeck.c (build_conditional_expr): Emit ObjC warnings
+ by calling objc_compare_types and surpress warnings about
+ incompatible C pointers that are compatible ObjC pointers.
+
+2009-04-07 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/39634
+ * config.gcc (powerpc-*-linux*): Include soft-fp/t-softfp after
+ rs6000/t-linux64.
+
+2009-04-04 Richard Earnshaw <rearnsha@arm.com>
+
+ PR target/39501
+ * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
+ * testsuite/gcc.c-torture/execute/pr39501.c: New file.
+ * testsuite/gcc.c-torture/execute/pr39501.x: New file.
+
+2009-04-04 Jakub Jelinek <jakub@redhat.com>
+
+ * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
+ * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
+ instead of REG_UNSAVED for DW_CFA_undefined.
+ (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
+ (uw_update_context): If RA column is REG_UNDEFINED, mark it as
+ outermost frame.
+
+2009-04-02 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/39595
+ * tree-vect-analyze.c (vect_build_slp_tree): Check that the size of
+ interleaved loads group is not greater than the SLP group size.
+
+2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR rtl-optimization/39588
+ * combine.c (merge_outer_ops): Do not set the constant when this
+ is not necessary.
+ (simplify_shift_const_1): Do not modify it either in this case.
+
+2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
+
+ * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
+ tuning is deprecated if -mtune value is set to an Itanium1 variant.
+
+2009-04-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/39226
+ * config/rs6000/rs6000.md (andsi3_internal5_nomc,
+ anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
+ (booldi3_internal3): Use boolean_or_operator instead of
+ boolean_operator.
+
+ PR c/37772
+ * c-parser.c (c_parser_asm_statement): Skip until close paren and
+ return if c_parser_asm_string_literal returned NULL.
+
+2009-04-01 Kai Tietz <kai.tietz@onevision.com>
+ Andrey Galkin <agalkin@hypercom.com>
+
+ PR/39492
+ * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
+ Make object_name unique for each process.
+
+2009-04-01 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_override_options): Inform user that
+ -mno-tablejump option is deprecated.
+ * doc/invoke.texi (AVR Options): Update -mno-tablejump.
+
+2009-04-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR other/39591
+ * omp-low.c (remove_exit_barrier): Don't optimize if there are any
+ addressable variables in the parallel that could go out of scope while
+ running queued tasks.
+
+2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
+
+ * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
+ -floop-block): Document dependences on PPL, CLooG and Graphite.
+
+2009-03-30 Jakub Jelinek <jakub@redhat.com>
+
+ Revert
+
+ 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
+ * c-common.c (pointer_int_sum): Use %wd on return from
+ tree_low_cst.
+
+ 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
+ * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
+ on return from tree_low_cst.
+
+ 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+ PR c++/35652
+ * builtins.h (c_strlen): Do not warn here.
+ * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
+ * c-common.c (pointer_int_sum): Take an explicit location.
+ Warn about offsets out of bounds.
+ * c-common.h (pointer_int_sum): Adjust declaration.
+
+2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
+
+ Backport from mainline:
+ 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39545
+ * config/i386/i386.c (classify_argument): Ignore flexible array
+ member in struct and warn ABI change.
+
+2009-03-29 Joseph Myers <joseph@codesourcery.com>
+
+ * doc/invoke.texi, doc/standards.texi: Refer to
+ gcc-4.4/c99status.html.
+
+2009-03-28 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
+ atmega8m1 devices.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
+ * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
+
+2009-03-28 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
+ following vector keyword has expansion starting with pixel or bool
+ keyword, expand vector to __vector and pixel or bool to __pixel or
+ __bool.
+
+ PR c++/39554
+ * opts.c (warning_disallowed_functions, warn_disallowed_functions,
+ warn_if_disallowed_function_p): Removed.
+ (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
+ * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
+ warning_if_disallowed_function_p.
+ * flags.h (warn_if_disallowed_function_p,
+ warn_disallowed_functions): Removed.
+ * common.opt (Wdisallowed-function-list=): Removed.
+ * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
+
+2009-03-27 Mark Mitchell <mark@codesourcery.com>
+
+ * DEV-PHASE: Mark "prerelease".
+
+2009-03-27 Xinliang David Li <davidxl@google.com>
+
+ PR tree-optimization/39557
+ * tree-ssa.c (warn_uninitialized_vars): free postdom info.
+
+2009-03-27 Xinliang David Li <davidxl@google.com>
+
+ PR tree-optimization/39548
+ * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
+ candidate check.
+
+2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
+
+ * c-common.c (pointer_int_sum): Use %wd on return from
+ tree_low_cst.
+
+2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
+
+ * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
+ on return from tree_low_cst.
+
+2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR c++/36799
+ * ginclude/stdarg.h (va_copy): Define also for
+ __GXX_EXPERIMENTAL_CXX0X__.
+
+2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ PR c++/35652
+ * builtins.h (c_strlen): Do not warn here.
+ * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
+ * c-common.c (pointer_int_sum): Take an explicit location.
+ Warn about offsets out of bounds.
+ * c-common.h (pointer_int_sum): Adjust declaration.
+
+2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
+ markup glitch.
+
+2009-03-26 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/39554
+ * opts.c (warn_if_disallowed_function_p): Don't assume
+ get_callee_fndecl must return non-NULL.
+
+2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimization/39522
+ * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
+ when reg_reloaded_valid is set.
+
+2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/divv2df3.c: New file.
+ * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
+ (DPBIT_FUNCS): Filter out _div_df.
+
+2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
+ a jump insn, count that jump in the distance to the loop start.
+
+2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/39523
+ * config/sh/sh.c (calc_live_regs): Fix condition for global
+ registers except PIC_OFFSET_TABLE_REGNUM.
+
+2009-03-25 Kai Tietz <kai.tietz@onevision.com>
+
+ PR/39518
+ * doc/invoke.texi (-mconsole): New.
+ (-mcygwin): New.
+ (-mno-cygwin): New.
+ (-mdll): New.
+ (-mnop-fun-dllimport): New.
+ (-mthread): New.
+ (-mwin32): New.
+ (-mwindows): New.
+ (sub section "i386 and x86-64 Windows Options"): New.
+
+2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
+
+ * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
+ * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
+
+2009-03-25 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/39497
+ * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
+ of -Wno-error.
+
+2009-03-25 Andrey Belevantsev <abel@ispras.ru>
+
+ * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
+ neither of haifa/selective schedulers are working.
+
+2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/invoke.texi (Debugging Options): Fix description of
+ -fno-merge-debug-strings.
+
+2009-03-24 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/libgcc.ver: New version-script.
+ * config/cris/t-linux (SHLIB_MAPFILES): Use it.
+
+ * configure.ac <GAS features, nop mnemonic>: Add pattern
+ crisv32-*-* for "nop".
+ <GAS features, Thread-local storage>: Add item for CRIS and
+ CRIS v32.
+ * configure: Regenerate.
+
+2009-03-24 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/39529
+ * tree-vect-transform.c (vect_create_data_ref_ptr): Call
+ mark_sym_for_renaming for the tag copied to the new vector
+ pointer.
+
+2009-03-24 Arthur Loiret <aloiret@debian.org>
+
+ * config.host (alpha*-*-linux*): Use driver-alpha.o and
+ alpha/x-alpha.
+ * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
+ EXTRA_SPEC_FUNCTIONS.
+ (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
+ * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
+ * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
+ -march and -mtune options.
+
+2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
+
+ * config/m68k/t-rtems: Add m5329 multilib.
+
+2009-03-24 Dodji Seketeli <dodji@redhat.com>
+ Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/39524
+ * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
+ nodes.
+
+2009-03-23 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/39495
+ * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
+ instead of c_parser_expression_conv, if original_code isn't one of the
+ 4 allowed comparison codes, fail.
+
+2009-03-23 Richard Guenther <rguenther@suse.de>
+
+ * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
+ * tree.h (struct tree_type): Likewise.
+ * reload.h (struct insn_chain): Likewise.
+ * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
+ * function.h (struct function): Likewise.
+ * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
+
+2009-03-23 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/39516
+ * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
+
+2009-03-23 Bingfeng Mei <bmei@broadcom.com>
+
+ * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
+ should be set true if BITS_PER_WORD of target is bigger than 32
+
+2009-03-22 Hans-Peter Nilsson <hp@axis.com>
+
+ * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
+ Translate -B-options to -rpath-link. Correct existing
+ rpath-link and conditionalize on !nostdlib.
+
+2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * doc/extend.texi (Function Attributes, Variable Attributes):
+ Fix typos.
+ * doc/invoke.texi (Debugging Options, Optimize Options)
+ (i386 and x86-64 Options, MCore Options): Likewise.
+
+2009-03-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/37890
+ * dwarf2out.c (gen_namespace_die): Add context_die argument and use
+ it for block local namespace aliases.
+ (gen_decl_die): Pass context_die to gen_namespace_die.
+
+2009-03-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/39495
+ * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
+ minimum or maximum value.
+
+2009-03-19 Alexandre Oliva <aoliva@redhat.com>
+
+ * reginfo.c (globalize_reg): Recompute derived reg sets.
+
+2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
+
+ PR target/39063
+ * libgcc2.c (mprotect): Do not use signed arguments for
+ VirtualProtect, use DWORD arguments. Also fix the 'may
+ be used uninitialized' warning for the np variable.
+
+2009-03-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/39496
+ * config/i386/i386.c (ix86_function_regparm): Don't optimize local
+ functions using regparm calling conventions when not optimizing.
+ (ix86_function_sseregparm): Similarly for sseregparm calling
+ conventions.
+
+2009-03-19 Li Feng <nemokingdom@gmail.com>
+
+ PR middle-end/39500
+ * tree-data-ref.c (analyze_subscript_affine_affine): There is no
+ dependence if the first conflict is after niter iterations.
+
+2009-03-19 Hans-Peter Nilsson <hp@axis.com>
+
+ PR middle-end/38609
+ * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
+ functions with dynamic stack-pointer adjustments.
+
+2009-03-19 Ben Elliston <bje@au.ibm.com>
+
+ * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
+ option; change to -msdata=data.
+
+2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
+ and -fopenmp.
+
+2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR target/35180
+ * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
+
+2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
+
+ * doc/invoke.texi (Code Gen Options): Expand discussion of
+ -fno-common.
+
+2009-03-18 Jakub Jelinek <jakub@redhat.com>
+
+ * dse.c (struct group_info): Reorder fields for 64-bit hosts.
+ * matrix-reorg.c (struct matrix_info): Likewise.
+ * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
+ * rtl.h (struct mem_attrs): Likewise.
+ * df.h (struct df): Likewise.
+ * tree-data-ref.h (struct data_dependence_relation): Likewise.
+ * ira-int.h (struct ira_allocno): Likewise.
+ * df-scan.c (struct df_collection_rec): Likewise.
+ * ira.c (struct equivalence): Likewise.
+ * function.c (struct temp_slot): Likewise.
+ * cfgloop.h (struct loop): Likewise.
+
+ PR debug/39485
+ * function.c (use_register_for_decl): When not optimizing, disregard
+ register keyword for variables with types containing methods.
+
+2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR middle-end/39447
+ * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
+ (is_simple_operand): Call contains_component_ref_p before calling data
+ reference analysis that would fail on COMPONENT_REFs.
+
+ * tree-vrp.c (search_for_addr_array): Fix formatting.
+
+2009-03-18 Richard Guenther <rguenther@suse.de>
+
+ * tree-vect-transform.c (vect_loop_versioning): Fold the
+ generated comparisons.
+ * tree-vectorizer.c (set_prologue_iterations): Likewise.
+ (slpeel_tree_peel_loop_to_edge): Likewise.
+
+2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR middle-end/37805
+ * opts.c (print_specific_help): In addition to `undocumented',
+ accept `separate' and `joined' flags if passed alone. Describe
+ output by the first matched one of those.
+ (common_handle_option): Skip over empty strings.
+ * gcc.c (display_help): Fix help string for `--help='.
+ * doc/invoke.texi (Option Summary, Overall Options): With
+ `--help=', classes and qualifiers can both be repeated, but
+ only the latter can be negated. One should not pass only
+ negated qualifiers. Fix markup and examples.
+
+ Revert
+ 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.
+
+2009-03-17 Jing Yu <jingyu@google.com>
+
+ PR middle-end/39378
+ * function.h (struct rtl_data): Move is_thunk from here...
+ (struct function): ...to here.
+ * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
+ * varasm.c (assemble_start_function): Change is_thunk from crtl to
+ cfun.
+ * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
+ cfun.
+ (alpha_does_function_need_gp, alpha_start_function): Likewise.
+ (alpha_output_function_end_prologue): Likewise.
+ (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
+ * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
+ (rs6000_output_function_epilogue): Likewise.
+ * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
+
+2009-03-17 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/39482
+ * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
+ from different units in a single alternative.
+ (*truncdfsf_i387): Ditto.
+ (*truncxfsf2_mixed): Ditto.
+ (*truncxfdf2_mixed): Ditto.
+
+2009-03-17 Jakub Jelinek <jakub@redhat.com>
+
+ * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
+ non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
+
+ PR debug/39474
+ * tree-ssa-live.c (remove_unused_locals): Don't remove local
+ unused non-artificial variables when not optimizing.
+
+ PR debug/39471
+ * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
+ DW_TAG_imported_module even if decl is IMPORTED_DECL with
+ NAMESPACE_DECL in its DECL_INITIAL.
+
+ PR middle-end/39443
+ * optabs.c (set_user_assembler_libfunc): New function.
+ * expr.h (set_user_assembler_libfunc): New prototype.
+ * c-common.c: Include libfuncs.h.
+ (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
+ for memcmp, memset, memcpy, memmove and abort.
+ * Makefile.in (c-common.o): Depend on libfuncs.h.
+
+ PR debug/39412
+ * dwarf2out.c (gen_inlined_enumeration_type_die,
+ gen_inlined_structure_type_die, gen_inlined_union_type_die,
+ gen_tagged_type_instantiation_die): Removed.
+ (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
+ do nothing.
+
+2009-03-17 Janis Johnson <janis187@us.ibm.com>
+
+ PR testsuite/38526
+ * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
+ its use.
+ (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
+ (check-parallel-%): Ditto.
+ (check-consistency): Ditto.
+
+2009-03-17 Kai Tietz <kai.tietz@onevision.com>
+
+ * ipa-struct-reorg.c (create_general_new_stmt): Initialize
+ local variable rhs by NULL_TREE.
+
+2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39477
+ * doc/extend.texi: Correct register behavior for regparm on Intel 386.
+
+2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39476
+ * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
+
+2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39473
+ * config/i386/i386.c (ix86_expand_call): Check extra clobbers
+ for ms->sysv ABI calls only in 64bit mode.
+
+ * config/i386/i386.md (untyped_call): Support 32bit.
+
+2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
+
+ * doc/extend.texi: Replace x86_65 with x86_64.
+
+2009-03-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/39455
+ * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
+ mismatches for POINTER_TYPE_P (type).
+ (number_of_iterations_le): Likewise.
+
+2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
+
+ * config/picochip/picochip.c: Removed profiling support.
+ * config/picochip/picochip.md: Removed profiling instruction.
+ * config/picochip/picochip.h: Removed profiling builtin.
+
+2009-03-16 Joseph Myers <joseph@codesourcery.com>
+
+ * doc/install.texi (--with-host-libstdcxx): Document.
+
+2009-03-14 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/34299
+ * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
+ generate a warning if the function name does not begin with
+ "__vector" and the function has either the 'signal' or 'interrupt'
+ attribute, from here to ...
+ (avr_declare_function_name): ...here. New function.
+ * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
+ * config/avr/avr-protos.h (avr_declare_function_name): Declare.
+
+2009-03-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR bootstrap/39454
+ * cse.c (fold_rtx): Don't modify original const_arg1 when
+ canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
+ separate variable instead.
+ * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
+ from out of range shift counts.
+ (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
+
+2008-03-13 Catherine Moore <clm@codesourcery.com>
+
+ * gcc/config/i386/x-mingw32 (host-mingw32.o): Replace
+ diagnostic.h with $(DIAGNOSTIC_H).
+
+2008-03-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/39431
+ * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
+ predicate.
+ * config/i386/sync.md (sync_compare_and_swap<mode>,
+ sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
+ if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
+ into a register.
+ (sync_double_compare_and_swapdi_pic,
+ sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
+ cmpxchg8b_pic_memory_operand instead of just memory_operand.
+
+2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39445
+ * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
+
+2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39327
+ * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
+ (avx_addsubv4df3): Likewise.
+ (*avx_addsubv4sf3): Likewise.
+ (sse3_addsubv4sf3): Likewise.
+
+2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/38824
+ * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
+
+2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR debug/39432
+ * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
+ * ira-conflicts.c (ira_build_conflicts): Prohibit call used
+ registers for allocnos created from user-defined variables.
+
+2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ PR target/39181
+ * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
+ of non-integer mode as well.
+
+2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
+
+ * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
+ for functions for which the parameter types are unknown.
+
+2009-03-11 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/39137
+ * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
+ * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
+ * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
+ * config/i386/i386.c (ix86_local_alignment): For
+ -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
+ long long variables on the stack to avoid dynamic realignment.
+ Allow the first argument to be a decl rather than type.
+ * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
+
+2009-03-11 Nick Clifton <nickc@redhat.com>
+
+ PR target/5362
+ * config/mcore/mcore.opt: Remove deprecated m4align and m8align
+ options.
+ Add description to mno-lsim option.
+ * config/mcore/mcore.h: Remove comment about deprecated m4align
+ option.
+ (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
+ * doc/invoke.texi: Add description of mno-lsim and
+ mstack-increment options.
+
+ * config/fr30/fr30.opt: Document the -mno-lsim option.
+ * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
+ and -mno-lsim options.
+
+2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * fold-const.c (fold_comparison): Only call fold_inf_compare
+ if the mode supports infinities.
+
+2009-03-11 Jason Merrill <jason@redhat.com>
+
+ PR debug/39086
+ * tree-nrv.c (tree_nrv): Don't do this optimization if the front
+ end already did. Notice GIMPLE_CALL modifications of the result.
+ Don't copy debug information from an ignored decl or a decl from
+ another function.
+
+2009-03-10 Richard Guenther <rguenther@suse.de>
+ Nathan Froyd <froydnj@codesourcery.com>
+
+ PR middle-end/37850
+ * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
+ (__divMODE3): Likewise.
+
+2009-03-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/39394
+ * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
+ DECL_SIZE_UNIT of variable length FIELD_DECLs.
+
+2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * recog.c (verfiy_changes): Disallow renaming of hard regs in
+ inline asms for register asm ("") declarations.
+
+2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
+
+ * fold-const.c (fold_unary): Fix comment.
+
+2009-03-07 Jan Hubicka <jh@suse.cz>
+
+ PR target/39361
+ * tree-inline.c (setup_one_parameter): Do replacement of const
+ argument by constant in SSA form.
+
+2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ PR middle-end/38028
+ * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
+ determine alignment passed to assign_stack_local.
+ (assign_parms_unsplit_complex): Likewise.
+ * except.c (sjlj_build_landing_pads): Likewise.
+
+2009-03-06 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/39360
+ * tree-flow.h (add_referenced_var): Return bool instead of void.
+ * tree-dfa.c (add_referenced_var): Return result of
+ referenced_var_check_and_insert call.
+ * tree-inline.c (expand_call_inline): Call add_referenced_var instead
+ of referenced_var_check_and_insert.
+
+ PR debug/39372
+ * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
+ (gen_variable_die): Emit DW_AT_location on abstract static variable's
+ DIE, don't emit it if abstract origin already has it.
+ * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
+ BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
+
+2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
+
+ * genpreds.c: (needs_variable): Fix parentheses at variable name
+ detection.
+ (write_tm_constrs_h): Indent generated code.
+
+2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
+
+ * doc/extend.texi (Function Attributes): Add documentation
+ for isr attributes.
+
+2009-03-06 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/39387
+ * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
+ take locus from its DECL_SOURCE_LOCATION instead of input_location.
+
+2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
+ the loop as bad.
+
+2009-03-05 Jakub Jelinek <jakub@redhat.com>
+
+ PR debug/39379
+ * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
+ with blocks containing IMPORTED_DECLs in BLOCK_VARS.
+
+2009-03-05 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (R8_REG, R9_REG): New constants.
+ * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
+ constants instead of magic numbers.
+ (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
+ (QI_REG_P): Ditto.
+ * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
+ (x86_64_ms_abi_int_parameter_registers): Ditto.
+ (x86_64_int_return_registers): Ditto.
+ (ix86_maybe_switch_abi): Ditto.
+ (ix86_expand_call): Ditto for clobbered_registers array.
+ (ix86_hard_regno_mode_ok): Ditto.
+ (x86_extended_QIreg_mentioned_p): Ditto.
+
+2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
+
+ PR tree-optimization/39349
+ * cse.c (cse_insn): Fix loop to stop at VOIDmode.
+
+ * combine.c (gen_lowpart_for_combine): Use omode when generating
+ clobber.
+
+2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
+
+ PR rtl-optimization/39235
+ * loop-iv.c (get_simple_loop_desc): Use XCNEW.
+
+2009-03-04 Zdenek Dvorak <ook@ucw.cz>
+
+ * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
+
+2009-03-04 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39362
+ * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
+ that occur in abnormal PHIs should be varying.
+
+2009-03-04 Zdenek Dvorak <ook@ucw.cz>
+
+ * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
+ Extend comments.
+ (simple_iv): Take loop as an argument instead of statement.
+ * tree-scalar-evolution.h (simple_iv): Declaration changed.
+ * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
+ to simple_iv.
+ * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
+ Ditto.
+ * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
+ * matrix-reorg.c (analyze_transpose): Ditto.
+ * tree-data-ref.c (dr_analyze_innermost): Ditto.
+ * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
+ * tree-predcom.c (ref_at_iteration): Ditto.
+ * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
+
+2009-03-04 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39358
+ * tree-ssa-structalias.c (do_sd_constraint): Fix check for
+ escaped_id and callused_id.
+ (solve_graph): Likewise.
+
+2009-03-04 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39339
+ * tree-sra.c (try_instantiate_multiple_fields): Make it
+ no longer ICE on the above.
+
+2009-03-03 Joseph Myers <joseph@codesourcery.com>
+
+ * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
+ that fits within Pmode.
+
+2009-03-03 Steve Ellcey <sje@cup.hp.com>
+
+ PR middle-end/10109
+ * tm.texi (LIBCALL_VALUE): Update description.
+
+2009-03-03 Steve Ellcey <sje@cup.hp.com>
+
+ PR middle-end/34443
+ * doc/extend.texi (section): Update description.
+
+2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR middle-end/39345
+ * tree-inline.c (remapped_type): New.
+ (can_be_nonlocal): Call remapped_type instead of remap_type.
+
+2009-03-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR fortran/39354
+ * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
+ TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
+
+2009-03-03 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/39272
+ * tree.c (tree_nonartificial_location): New function.
+ * tree.h (tree_nonartificial_location): Declare.
+ * builtins.c (expand_builtin_memory_chk): Provide location
+ of the call location for artificial function pieces.
+ (maybe_emit_chk_warning): Likewise.
+ (maybe_emit_sprintf_chk_warning): Likewise.
+ (maybe_emit_free_warning): Likewise.
+ * expr.c (expand_expr_real_1): Likewise.
+
+2009-03-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/39343
+ * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
+ COMPONENT_REF t has ARRAY_TYPE.
+
+2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR middle-end/39335
+ * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
+ when the type precision of the induction variable should be
+ larger than the type precision of nit.
+ (gen_parallel_loop): Update use of canonicalize_loop_ivs.
+ * graphite.c (graphite_loop_normal_form): Same.
+ * tree-flow.h (canonicalize_loop_ivs): Update declaration.
+
+2009-03-02 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
+ (*call_1_rex64_ms_sysv): Use named constants instead of magic
+ numbers to describe clobbered registers.
+ (*call_value_0_rex64_ms_sysv): Ditto.
+ * config/i386/mmx.md (mmx_emms): Ditto.
+ (mmx_femms): Ditto.
+
+2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
+ of ABI_64.
+
+2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
+ (spu_section_type_flags): New function.
+
+2009-03-02 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
+ reg_class_contents of FLOAT_REGS into a temporary.
+
+2009-03-02 Richard Guenther <rguenther@suse.de>
+ Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/39318
+ * tree-vect-transform.c (vectorizable_call): Transfer the EH region
+ information to the vectorized statement.
+
+2009-03-01 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
+ variable. Use defined names instead of magic constants for REX SSE
+ registers.
+
+2009-03-01 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39331
+ * omp-low.c (lower_send_shared_vars): Do not receive new
+ values for the reference of DECL_BY_REFERENCE parms or results.
+
+2009-03-01 Jan Hubicka <jh@suse.cz>
+
+ PR debug/39267
+ * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
+ BLOCK_NONLOCALIZED_VAR): New macros.
+ (tree_block): Add nonlocalized_vars.
+ * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
+ gen_decl_die): Add origin argument. Allow generation of die with
+ origin at hand only.
+ (gen_member_die, gen_type_die_with_usage, force_decl_die,
+ declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
+ of gen_*.
+ (gen_block_die): Fix checking for unused blocks.
+ (process_scope_var): Break out from .... ; work with origins only.
+ (decls_for_scope) ... here; process nonlocalized list.
+ (dwarf2out_ignore_block): Look for nonlocalized vars.
+ * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
+ vars.
+ (dump_scope_block): Dump them.
+ * tree-inline.c (remap_decls): Handle nonlocalized vars.
+ (remap_block): Likewise.
+ (can_be_nonlocal): New predicate.
+ (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
+
+2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * configure: Regenerate.
+
+2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ * optc-gen.awk: No need to duplicate option flags twice.
+ Reuse help texts for duplicate options which do not have any.
+
+ * gcc.c (display_help): Document --version.
+
+ * gcc.c (main): If print_help_list and verbose_flag, ensure
+ driver output comes before subprocess output.
+
+ * optc-gen.awk: Assign all remaining fields to help string,
+ space-separated, for multi-line help in *.opt.
+
+ * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
+ -Wno-pedantic-ms-format is for MinGW targets only.
+
+ * doc/options.texi (Option file format): Fix bad indentation,
+ restoring dropped sentence.
+
+2009-02-28 Jan Hubicka <jh@suse.cz>
+
+ * tree-inline.c (tree_function_versioning): Output debug info.
+
+2009-02-28 Jan Hubicka <jh@suse.cz>
+
+ PR debug/39267
+ * tree-inline.c (setup_one_parameter): Do not copy propagate
+ arguments when not optimizing.
+
+2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39327
+ * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
+ (avx_addsubv4df3): Likewise.
+ (*avx_addsubv4sf3): Likewise.
+ (sse3_addsubv4sf3): Likewise.
+ (*avx_addsubv2df3): Likewise.
+ (sse3_addsubv2df3): Likewise.
+ (avx_unpckhps256): Correct item selectors.
+ (avx_unpcklps256): Likewise.
+ (avx_unpckhpd256): Likewise.
+ (avx_unpcklpd256): Likewise.
+
+2009-02-28 Jan Hubicka <jh@suse.cz>
+
+ * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
+ static vars.
+ (copy_arguments_for_versioning): If var is declared don't declare it.
+ (tree_function_versioning): First setup substitutions and then copy
+ args.
+
+2009-02-27 Jan Hubicka <jh@suse.cz>
+
+ PR debug/39267
+ * cgraph.h (varpool_output_debug_info): Remove.
+ * cgraphunit.c (varpool_output_debug_info): Remove.
+ * dwarf2out.c (deferred_locations_struct): New struct
+ (deferred_locations): New type.
+ (deferred_locations_list): New static var.
+ (deffer_location): New function.
+ (gen_variable_die): Use it.
+ (decls_for_scope): Output info on local static vars.
+ (dwarf2out_finish): Process deferred locations.
+ * varpool.c (varpool_output_debug_info): Remove.
+
+2009-02-27 Jan Hubicka <jh@suse.cz>
+
+ PR debug/39267
+ * tree.h (TREE_PROTECTED): Fix comment.
+ (BLOCK_HANDLER_BLOCK): Remove.
+ (struct tree_block): Remove handler_block add body_block.
+ (inlined_function_outer_scope_p): New.
+ (is_body_block): Remove.
+ * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
+ * dwarf2out.c (is_inlined_entry_point): Remove.
+ (add_high_low_attributes): Use inlined_function_outer_scope_p.
+ (gen_block_die): Use is_inlined_entry_point check. Remove body block
+ code.
+ * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
+ * gimplify.c (gimplify_expr): Gimplify body blocks.
+ * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
+ block with multiple subblocks.
+ (dump_scope_block): Prettier output; dump more flags and info.
+ (dump_scope_blocks): New.
+ (remove_unused_locals): Use dump_scope_blocks.
+ * tree-flow.h (dump_scope_blocks): Declare.
+ * tree-cfg.c (execute_build_cfg): Dump scope blocks.
+ * stmt.c (is_body_block): Remove.
+ * tree-inline.c (remap_block): Copy BODY_BLOCK info.
+ * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
+
+2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR middle-end/39308
+ * graphite.c (graphite_loop_normal_form): Do not call
+ number_of_iterations_exit from a gcc_assert.
+
+2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * gcc/config/s390/s390.c: (s390_swap_cmp): Look for conditional
+ jumps if COND is NULL.
+ (find_cond_jump): New function.
+ (s390_z10_optimize_cmp): Handling for reg-reg compares added.
+ * gcc/config/s390/s390.md: Remove z10_cobra attribute value.
+
+2009-02-26 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/alpha.h (alpha_expand_mov): Return false if
+ force_const_mem returns NULL_RTX.
+
+2009-02-26 Jan Hubicka <jh@suse.cz>
+
+ PR debug/39267
+ * cgraph.h (varpool_output_debug_info): Remove.
+ * cgraphunit.c (varpool_output_debug_info): Remove.
+ * dwarf2out.c (deferred_locations_struct): New struct
+ (deferred_locations): New type.
+ (deferred_locations_list): New static var.
+ (deffer_location): New function.
+ (gen_variable_die): Use it.
+ (decls_for_scope): Output info on local static vars.
+ (dwarf2out_finish): Process deferred locations.
+ * varpool.c (varpool_output_debug_info): Remove.
+
+2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR rtl-optimization/39241
+ * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
+ to subreg_offset_representable_p.
+
+2009-02-25 Paolo Bonzini <bonzini@gnu.org>
+
+ * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
+ execute function prototype. Get f and nregs from max_reg_num
+ and get_insns. Remove the first backward pass as it's dead,
+ guard the forward pass by flag_expensive_optimizations.
+ (rest_of_handle_regmove): Delete.
+ (pass_regmove): Replace it with regmove_optimize.
+
+2009-02-25 Martin Jambor <mjambor@suse.cz>
+
+ PR tree-optimization/39259
+ * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
+ calls_alloca function flags.
+ (copy_bb): Set calls_setjmp and alls_alloca function flags if such
+ calls are detected.
+
+2009-02-25 Paolo Bonzini <bonzini@gnu.org>
+
+ * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
+ flags_set_1_rtx, flags_set_1_set): Delete.
+ (regmove_optimize): Do not call mark_flags_life_zones.
+
+2009-02-24 Julian Brown <julian@codesourcery.com>
+
+ PR target/35965
+ * config/arm/arm.c (require_pic_register): Only set
+ cfun->machine->pic_reg once per function.
+
+2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
+
+ * doc/invoke.texi (Link Options): Document an easier way to pass
+ options that take arguments to the GNU linker using -Xlinker and -Wl.
+
+2009-02-24 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/33785
+ * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
+
+2009-02-24 Richard Guenther <rguenther@suse.de>
+
+ PR debug/39285
+ * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
+
+2009-02-24 Richard Guenther <rguenther@suse.de>
+ Zdenek Dvorak <ook@ucw.cz>
+
+ PR tree-optimization/39233
+ * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
+ from converting them to a generic type.
+
+2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/39260
+ * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
+ contains a condition with a real type.
+ (build_scop_conditions_1): Conditions are always last_stmt of a bb.
+
+2009-02-23 Jason Merrill <jason@redhat.com>
+
+ PR c++/38880
+ * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
+ narrowing_initializer_constant_valid_p.
+ (narrowing_initializer_constant_valid_p): Don't return
+ null_pointer_node for adding a pointer to itself.
+
+2009-02-23 Jan Hubicka <jh@suse.cz>
+
+ PR c/12245
+ * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
+ resizing.
+
+2009-02-23 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/37709
+ * tree.c (block_ultimate_origin): Move here from dwarf2out.
+ * tree.h (block_ultimate_origin): Declare.
+ * dwarf2out.c (block_ultimate_origin): Move to tree.c
+ * tree-ssa-live.c (remove_unused_scope_block_p):
+ Eliminate blocks containig no instructions nor live variables nor
+ nested blocks.
+ (dump_scope_block): New function.
+ (remove_unused_locals): Enable removal of dead blocks by default;
+ enable dumping at TDF_DETAILS.
+
+2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (classify_argument): Don't allow COImode
+ and OImode.
+ (function_arg_advance_32): Don't allow OImode.
+ (function_arg_32): Likewise.
+ (function_value_32): Likewise.
+ (return_in_memory_32): Likewise.
+ (function_arg_64): Remove OImode comment.
+
+2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39261
+ * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
+ ix86_expand_vector_set for V4DImode in 64bit mode only.
+ (ix86_expand_vector_init_one_var): Likewise.
+
+2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
+
+2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
+
+ PR bootstrap/39257
+ * loop-iv.c: Revert last change.
+ * emit-rtl.c: Likewise.
+
+2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39256
+ * config/i386/i386.c (type_natural_mode): Remove an extra
+ space in the warning message.
+ (function_value_32): Handle 32-byte vector modes.
+ (return_in_memory_32): Likewise.
+
+2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * loop-iv.c (truncate_value): New function.
+ (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
+ of lowpart_subreg.
+ (lowpart_subreg): Move to...
+ * emit-rtl.c: ...here.
+
+2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
+
+ * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
+ accidental and undocumented change at revision 140860.
+
+2009-02-21 Joseph Myers <joseph@codesourcery.com>
+
+ * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
+ take gimple_seq * arguments.
+ (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
+ types_compatible_p langhook.
+
+2009-02-20 Mark Mitchell <mark@codesourcery.com>
+ Joseph Myers <joseph@codesourcery.com>
+
+ * config/arm/arm.c (arm_builtin_va_list): New function.
+ (arm_expand_builtin_va_start): Likewise.
+ (arm_gimplify_va_arg_expr): Likewise.
+ (TARGET_BUILD_BUILTIN_VA_LIST): Define.
+ (TARGET_BUILD_BUILTIN_VA_START): Likewise.
+ (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
+ (va_list_type): New variable.
+ (arm_mangle_type): Mangle va_list_type appropriately.
+
+2009-02-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/39157
+ * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
+ * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
+ * params.def (loop-invariant-max-bbs-in-loop): New parameter.
+ * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
+ parameter to 1000 for -O1 by default.
+ * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
+ parameter.
+ * loop-invariant.c: Include params.h.
+ (move_loop_invariants): Don't call move_single_loop_invariants on
+ very large loops.
+
+2009-02-20 Jaka Mocnik <jaka@xlab.si>
+
+ * calls.c (emit_library_call_value_1): Use slot_offset instead of
+ offset when calculating bounds for indexing stack_usage_map. Fixes
+ a buffer overflow with certain target setups.
+
+2009-02-20 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/39240
+ * calls.c (expand_call): Clear try_tail_call if caller and callee
+ disagree in promotion of function return value.
+
+2009-02-19 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/39175
+ * c-common.c (c_determine_visibility): If visibility changed and
+ DECL_RTL has been already set, call make_decl_rtl to update symbol
+ flags.
+
+2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR c++/39188
+ * varasm.c (assemble_variable): Don't check DECL_NAME when
+ globalizing a variable.
+
+2009-02-19 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/38483
+ * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
+ expression before any __builtin_trap call.
+ * c-typeck.c (build_function_call): Convert and check function
+ arguments before generating a call to a trap. Evaluate the
+ function arguments before the trap.
+
+2009-02-19 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/39228
+ * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
+ (UNSPEC_FXAM_MEM): New unspec.
+ (fxam<mode>2_i387_with_temp): New insn and split pattern.
+ (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
+ memory using fxam<mode>2_i387_with_temp to remove excess precision.
+
+2009-02-19 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39207
+ PR tree-optimization/39074
+ * tree-ssa-structalias.c (storedanything_id, var_storedanything,
+ storedanything_tree): New.
+ (do_ds_constraint): Simplify ANYTHING shortcutting. Update
+ the STOREDANYTHING solution if the lhs solution contains ANYTHING.
+ (build_succ_graph): Add edges from STOREDANYTHING to all
+ non-direct nodes.
+ (init_base_vars): Initialize STOREDANYTHING.
+ (compute_points_to_sets): Free substitution info after
+ building the succ graph.
+ (ipa_pta_execute): Likewise.
+
+ * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
+ field.
+ (do_ds_constraint): Do not add to special var or non-pointer
+ field solutions.
+ (type_could_have_pointers): Split out from ...
+ (could_have_pointers): ... here. For arrays use the element type.
+ (create_variable_info_for): Initialize may_have_pointers.
+ (new_var_info): Likewise.
+ (handle_lhs_call): Make the HEAP variable unknown-sized.
+ (intra_create_variable_infos): Use a type with pointers for
+ PARM_NOALIAS, make it unknown-sized.
+
+2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39224
+ * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
+
+2009-02-18 Jason Merrill <jason@redhat.com>
+
+ PR target/39179
+ * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
+ value if DECL_EXTERNAL.
+ * tree-sra.c (sra_walk_gimple_assign): Likewise.
+ * target.h (gcc_target::binds_local_p): Clarify "module".
+ * tree.h (TREE_PUBLIC): Clarify "module".
+
+2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
+
+ PR target/38891
+ * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
+ initialization for MS_ABI prior to the hunk of !TARGET_MMX.
+
+2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39082
+ * c.opt (Wabi): Support C and ObjC.
+ (Wpsabi): New.
+
+ * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
+
+ * config/i386/i386.c (classify_argument): Warn once about the ABI
+ change when passing union with long double.
+
+ * doc/invoke.texi: Update -Wabi for warning psABI changes.
+
+2009-02-18 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/35447
+ * c-parser.c (c_parser_compound_statement): Always enter and leave
+ a scope.
+
+2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/34587
+ * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
+
+2009-02-18 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/36922
+ * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
+ * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
+ Likewise.
+
+2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
+ to 0 for EABI64.
+
+2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
+
+2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
+ tree sharing.
+
+2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
+ Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
+ * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
+ (loongson_biadd): ...this.
+
+2009-02-17 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39202
+ * tree-ssa-structalias.c (do_structure_copy): Before collapsing
+ a var make sure to follow existing collapses.
+
+2009-02-17 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/39214
+ * langhooks.c (lhd_print_error_function): Check for NULL block.
+
+2009-02-17 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39204
+ * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
+ of the PHI arg.
+
+2009-02-17 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/soft-fp/double.h: Update from glibc CVS.
+
+2009-02-17 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39207
+ * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
+ strict-aliasing warnings for pointers pointing to NULL.
+
+2009-02-16 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/35446
+ * c-parser.c (c_parser_braced_init): Call pop_init_level when
+ skipping until next close brace.
+
+2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/37049
+ * config/i386/i386.c (ix86_expand_push): Set memory alignment
+ to function argument boundary.
+
+2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
+
+ * config/picochip/picochip.md (lea_add): Allow any nonimmediate
+ in the lea_add. Reload eventually constraints it properly.
+ * config/picochip/constraints.md : Remove the target constraint
+ "b", since it is not needed anymore.
+
+2009-02-16 Jakub Jelinek <jakub@redhat.com>
+
+ * gthr-dce.h: Uglify function parameter and local variable names.
+ * gthr-gnat.h: Likewise.
+ * gthr-mipssde.h: Likewise.
+ * gthr-nks.h: Likewise.
+ * gthr-posix95.h: Likewise.
+ * gthr-posix.h: Likewise.
+ * gthr-rtems.h: Likewise.
+ * gthr-single.h: Likewise.
+ * gthr-solaris.h: Likewise.
+ * gthr-tpf.h: Likewise.
+ * gthr-vxworks.h: Likewise.
+ * gthr-win32.h: Likewise.
+
+2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39196
+ * config/i386/i386.md: Restrict the new peephole2 to move
+ between MMX/SSE registers.
+
+2009-02-15 Richard Guenther <rguenther@suse.de>
+
+ Revert
+ 2009-02-13 Richard Guenther <rguenther@suse.de>
+
+ * configure.ac: Enable LFS.
+ * configure: Re-generate.
+ * config.in: Likewise.
+
+2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
+ spu_srqwbyte, spu_srqwbytebc): Define.
+ * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
+ spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
+ * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
+ "shrqby_<mode>"): New insn-and-split patterns.
+ * config/spu/spu.c (expand_builtin_args): Determine and return
+ number of operands using spu_builtin_description data.
+ (spu_expand_builtin_1): Use it.
+
+2009-02-13 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/38056
+ * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
+ TARGET_CONST_GP.
+
+2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39149
+ * config/i386/i386.c (override_options): Correct warning
+ messages for -malign-loops, -malign-jumps and -malign-functions.
+
+2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39152
+ * config/i386/i386.md: Restrict the new peephole2 to move
+ between the general purpose registers.
+
+2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39162
+ * config/i386/i386.c (type_natural_mode): Add a new argument.
+ Return the original mode and warn ABI change if vector size is 32byte.
+ (function_arg_advance): Updated.
+ (function_arg): Likewise.
+ (ix86_function_value): Likewise.
+ (ix86_return_in_memory): Likewise.
+ (ix86_sol10_return_in_memory): Likewise.
+ (ix86_gimplify_va_arg): Likewise.
+ (function_arg_32): Don't warn ABX ABI change here.
+ (function_arg_64): Likewise.
+
+2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * loop-iv.c (implies_p): In the final case, test that operands 0
+ of the two comparisons match.
+
+ * config/bfin/bfin.c (find_prev_insn_start): New function.
+ (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
+ (find_next_insn_start): Move.
+
+2009-02-13 Richard Guenther <rguenther@suse.de>
+
+ * configure.ac: Enable LFS.
+ * configure: Re-generate.
+ * config.in: Likewise.
+
+2009-02-13 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/35444
+ * c-parser.c (c_parser_parms_list_declarator): Discard pending
+ sizes on syntax error after some arguments have been parsed.
+
+2009-02-12 Jakub Jelinek <jakub@redhat.com>
+
+ * doc/invoke.texi (-fira): Remove.
+
+2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
+
+ * caller-save.c: Replace regclass.c with reginfo.c in comments.
+ * recog.c: Likewise.
+ * rtl.h: Likewise.
+
+2009-02-12 Uros Bizjak <ubizjak@gmail.com>
+
+ * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
+ (umul_ppmm): Likewise.
+ (count_leading_zeros): Likewise.
+ (count_trailing_zeros): Likewise.
+ (UMUL_TIME): Likewise.
+
+2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
+ soft-fp/t-softfp to tmake_file.
+
+ * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
+ (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
+ (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
+ IA64_BUILTIN_INFQ]: New.
+ (ia64_init_builtins): Initialize __builtin_infq,
+ __builtin_fabsq and __builtin_copysignq if not HPUX.
+ (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
+ IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
+
+ * config/ia64/lib1funcs.asm (__divtf3): Define only if
+ SHARED is defined.
+ (__fixtfti): Likewise.
+ (__fixunstfti): Likewise.
+ (__floattitf): Likewise.
+
+ * config/ia64/libgcc-glibc.ver: New.
+ * config/ia64/t-fprules-softfp: Likewise.
+ * config/ia64/sfp-machine.h: Likewise.
+
+ * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
+ (LIBGCC2_TF_CEXT): Likewise.
+ (TF_SIZE): Likewise.
+ (TARGET_INIT_LIBFUNCS): Likewise.
+
+ * config/ia64/t-glibc (SHLINB_MAPFILES):
+ Add $(srcdir)/config/ia64/libgcc-glibc.ver.
+
+2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (construct_container): Rewrite processing
+ BLKmode with X86_64_SSE_CLASS.
+
+2009-02-12 Paolo Bonzini <bonzini@gnu.org>
+
+ PR target/39152
+ * config/i386/i386.md: Replace simplify_replace_rtx with
+ replace_rtx in the new peephole2.
+
+2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
+
+ * doc/invoke.texi (Optimize Options): Stop claiming inlining and
+ loop unrolling do not happen at -O2.
+
+2009-02-12 Michael Matz <matz@suse.de>
+
+ * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
+
+2009-02-12 Jakub Jelinek <jakub@redhat.com>
+
+ * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
+ for -g3.
+
+2009-02-12 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
+ patterns when updating the back chain. Missed in the 2009-02-10
+ change.
+
+2009-02-11 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/extend.texi (Decimal Floating Types): Update identifier of
+ draft TR and list of missing support.
+
+2009-02-11 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/39154
+ * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
+ bit to variable length decl's flags, add it also to its
+ pointer replacement variable.
+
+2009-02-11 Uros Bizjak <ubizjak@gmail.com>
+ Jakub Jelinek <jakub@redhat.com>
+
+ PR target/39118
+ * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
+ (memory_blockage): New expander.
+ (*memory_blockage): New insn pattern.
+ * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
+ instead of general blockage at the end of function prologue when
+ frame pointer is used to access red zone area. Do not emit blockage
+ when profiling, it is emitted in generic code.
+ (ix86_expand_epilogue): Emit memory_blockage at the beginning of
+ function epilogue when frame pointer is used to access red zone area.
+
+2009-02-11 Paolo Bonzini <bonzini@gnu.org>
+
+ PR target/38824
+ * config/i386/i386.md: Add two new peephole2 to avoid mov followed
+ by arithmetic with memory operands.
+ * config/i386/predicates.md (commutative_operator): New.
+
+2009-02-10 Janis Johnson <janis187@us.ibm.com>
+
+ * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
+ bulleted lists.
+
+2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
+
+ * alias.h (record_alias_subset): Declare.
+ * alias.c (record_alias_subset): Make global.
+
+2009-02-10 Nick Clifton <nickc@redhat.com>
+
+ * tree-parloops.c: Change license to GPLv3.
+ * ipa-struct-reorg.c: Change license to GPLv3.
+ * ipa-struct-reorg.h: Change license to GPLv3.
+
+2009-02-10 Steve Ellcey <sje@cup.hp.com>
+
+ PR c/39084
+ * c-decl.c (start_struct): Return NULL on error.
+
+2009-02-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/39124
+ * cfgloopmanip.c (remove_path): Call remove_bbs after
+ cancel_loop_tree, not before it.
+
+ PR target/39139
+ * function.h (struct function): Add has_local_explicit_reg_vars bit.
+ * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
+ VAR_DECLs were seen.
+ * tree-ssa-live.c (remove_unused_locals): Recompute
+ cfun->has_local_explicit_reg_vars.
+ * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
+ copies or clearings if cfun->has_local_explicit_reg_vars.
+
+2009-02-10 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/39118
+ * config/i386/i386.c (expand_prologue): Emit blockage at the end
+ of function prologue when frame pointer is used to access
+ red zone area.
+
+2009-02-10 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/39127
+ * gimplify.c (gimple_regimplify_operands): Always look if
+ we need to create a temporary.
+
+2009-02-10 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39132
+ * tree-loop-distribution.c (todo): New global var.
+ (generate_memset_zero): Trigger TODO_rebuild_alias.
+ (tree_loop_distribution): Return todo.
+
+2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/39119
+ * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
+ (x86_64_reg_class_name): Removed.
+ (classify_argument): Return 0 if bytes > 32. Return 0 if the
+ first one isn't X86_64_SSE_CLASS or any other ones aren't
+ X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
+ X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
+ is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
+ and 3 X86_64_SSEUP_CLASS.
+ (construct_container): Remove X86_64_AVX_CLASS. Handle 4
+ registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
+
+2009-02-10 Ben Elliston <bje@au.ibm.com>
+
+ * config/rs6000/rs6000.md (allocate_stack): Always use an update
+ form instruction to update the stack back chain word, even if the
+ user has disabled the generation of update instructions.
+ (movdi_<mode>_update_stack): New.
+ (movsi_update_stack): Likewise.
+ * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
+ always use an update form instruction to update the stack back
+ chain word.
+
+2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR middle-end/38953
+ * graphite.c (if_region_set_false_region): After moving a region in
+ the false branch of a condition, remove the empty dummy basic block.
+ (gloog): Remove wrong fix for PR38953.
+
+2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
+
+ * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
+ generation due to implicit sign extension.
+
+2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
+
+ PR middle-end/38981
+ * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
+ at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
+
+2009-02-09 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35202
+ * convert.c (convert_to_real): Disable (float)fn((double)x)
+ to fnf(x) conversion if errno differences may occur and
+ -fmath-errno is set.
+
+2009-02-07 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
+ * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
+ * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
+
+2009-02-06 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/35434
+ * c-common.c (handle_alias_attribute): Disallow attribute for
+ anything not a FUNCTION_DECL or VAR_DECL.
+
+2009-02-06 Janis Johnson <janis187@us.ibm.com>
+
+ PR c/39035
+ * real.c (do_compare): Special-case compare of zero against
+ decimal float value.
+
+2009-02-06 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/36432
+ * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
+ as indicating flexible array members unless the field itself is
+ being declarared as the incomplete array.
+
+2009-02-06 Jan Hubicka <jh@suse.cz>
+
+ PR tree-optimization/38844
+ * ipa-inline.c (try_inline): Stop inlining recursion when edge
+ is already inlined.
+
+2009-02-06 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/38977
+ * tree-cfg.c (need_fake_edge_p): Force a fake edge for
+ fork because we may expand it as __gcov_fork.
+
+2009-02-06 Nick Clifton <nickc@redhat.com>
+
+ * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
+
+2009-02-06 Paolo Bonzini <bonzini@gnu.org>
+
+ PR tree-optimization/35659
+ * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
+ vn_phi_eq): Shortcut if hashcode does not match.
+ (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
+ NULL operands.
+ * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
+ and avoid iterative_hash_expr.
+ (FOR_EACH_VALUE_ID_IN_SET): New.
+ (value_id_compare): Remove.
+ (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
+ sort expressions by value id.
+
+2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ PR target/38991
+ * config/sh/predicates.md (general_movsrc_operand): Don't check
+ the subreg of system registers here.
+
+2009-02-05 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/39106
+ * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
+ on the copied decl.
+
+2009-02-05 Paolo Bonzini <bonzini@gnu.org>
+
+ PR rtl-optimization/39110
+ * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
+ addresses, not aligned ones.
+
+2009-02-05 Daniel Berlin <dberlin@dberlin.org>
+ Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39100
+ * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
+ comment says and add edges.
+
+2009-02-05 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/35435
+ * c-common.c (handle_tls_model_attribute): Ignore attribute for
+ non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
+
+2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
+
+ * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
+ sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
+ register_bb_in_sese, new_sese, free_sese): Moved.
+ (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
+ outermost_loop_in_scop, build_scop_iteration_domain,
+ expand_scalar_variables_ssa_name, get_vdef_before_scop,
+ limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
+ Use loop_in_sese_p instead of loop_in_scop_p.
+ (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
+ (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
+ (scopdet_basic_block_info): Fix bug in scop detection.
+ (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
+ eq_loop_to_cloog_loop): Remove.
+ (nb_loops_around_loop_in_scop, nb_loop
+ ref_nb_loops): Moved here...
+ * graphite.h (ref_nb_loops): ... from here.
+ (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
+ (loop_domain_dim, loop_iteration_vector_dim): Remove.
+ (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
+ * testsuite/gcc.dg/graphite/scop-19.c: New
+
+2009-02-04 Paolo Bonzini <bonzini@gnu.org>
+ Hans-Peter Nilsson <hp@axis.com>
+
+ PR rtl-optimization/37889
+ * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
+ Move offset handling from PLUS to before the switch. Use new
+ arguments when considering SYMBOL_REFs too.
+ (rtx_addr_can_trap_p): Pass dummy offset and size.
+ (enum may_trap_p_flags): Remove.
+ (may_trap_p_1): Pass size from MEM_SIZE.
+
+ PR rtl-optimization/38921
+ * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
+ * rtl.h (may_trap_after_code_motion_p): Delete prototype.
+ * rtlanal.c (may_trap_after_code_motion_p): Delete.
+ (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
+
+2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
+
+ AVX Programming Reference (January, 2009)
+ * config/i386/sse.md (*vpclmulqdq): New.
+
+2009-02-04 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/38977
+ PR gcov-profile/38292
+ * calls.c (special_function_p): Disregard __builtin_ prefix.
+
+2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
+
+ * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
+ non-indexable addresses even before reload.
+
+2009-02-03 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/29129
+ * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
+ as having variable size. Do not give an error for unnamed
+ parameters with [*] declarators. Give a warning for type names
+ with [*] declarators and mark them as variable size.
+ * c-parser.c (c_parser_sizeof_expression): Do not give an error
+ for sizeof applied to [*] type names.
+
+2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR C++/36607
+ * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
+
+2009-02-03 Jakub Jelinek <jakub@redhat.com>
+
+ * 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.
+
+2009-02-03 Joseph Myers <joseph@codesourcery.com>
+
+ PR c/35433
+ * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
+ for composite type involving a zero-length array type.
+
+2009-02-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/35318
+ * function.c (match_asm_constraints_1): Skip over
+ initial optional % in the constraint.
+
+ PR inline-asm/39059
+ * c-parser.c (c_parser_postfix_expression): If fixed point is not
+ supported, don't accept FIXED_CSTs.
+ * c-decl.c (finish_declspecs): Error if fixed point is not supported
+ and _Sat is used without _Fract/_Accum. Set specs->type to
+ integer_type_node for cts_fract/cts_accum if fixed point is not
+ supported.
+
+2009-02-02 Catherine Moore <clm@codesourcery.com>
+
+ * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
+
+2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
+ (ABI_HAS_64BIT_SYMBOLS): Use it.
+ (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
+
+2009-02-02 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
+
+2009-02-02 Jakub Jelinek <jakub@redhat.com>
+
+ PR inline-asm/39058
+ * recog.h (asm_operand_ok): Add constraints argument.
+ * recog.c (asm_operand_ok): Likewise. If it is set, for digits
+ recurse on matching constraint.
+ (check_asm_operands): Pass constraints as 3rd argument to
+ asm_operand_ok. Don't look up matching constraint here.
+ * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
+ to asm_operand_ok.
+
+2009-02-02 Ben Elliston <bje@au.ibm.com>
+
+ * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
+ TARGET_NARROW_VOLATILE_BITFIELD macro names.
+
+2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
+ information. Remove some obsolete information. Reorganize.
+
+ * config/pa/fptr.c: Revert license to GPL 2.
+ * config/pa/milli64.S: Likewise.
+
+2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ PR target/38904
+ * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
+ LIBRARY name in, instead of hard-coding it.
+ * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
+ extra target make frag to tmake_files according to EH model.
+ (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
+ * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
+ frags that define makefile variable EH_MODEL appropriately.
+ * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
+ * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
+ to "-sjlj" according to type of EH configured.
+ (LIBGCC_SONAME): Concatenate it to shared library base name.
+ * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
+ to "_sjlj" according to type of EH configured.
+ (LIBGCC_SONAME): Concatenate it to shared library base name.
+ * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
+ (SHLIB_LINK): Add missing semicolon to if-else construct.
+ (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
+ string value of "pe_dll" command-line option.
+ * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
+ (SHLIB_SONAME): Use it when overriding t-cygming default.
+ (SHLIB_IMPLIB): Override t-cygming default.
+ (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
+ string value of "pe_dll" command-line option.
+
+2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ PR target/38952
+ * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
+ (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
+
+2009-01-31 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/38937
+ * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
+ computing the transitive closure.
+
+2009-01-30 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/39041
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
+ Propagate variable indices only if the types match for this stmt.
+
+2009-01-30 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/39013
+ * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
+ inline but never defined.
+
+2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
+ (*insv_h_di_reg_extimm): New insn.
+ (*insv_l<mode>_reg_extimm): New insn.
+
+2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
+
+ * config/picochip/picochip.c (flag_conserve_stack): set
+ PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
+ fconserve-stack. Reduce call-overhead used by inliner.
+
+2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
+
+ PR/38157
+ * common.opt (flag_conserve_stack): Initialised to zero.
+
+2009-01-30 Kai Tietz <kai.tietz@onevision.com>
+
+ PR/39002
+ * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
+ (ix86_expand_epilogue): Take nsseregs in account to use proper restore
+ method.
+
+2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
+
+ * ira-color.c (allocno_reload_assign): Update comments.
+ * regmove.c (regmove_optimize): Likewise.
+
+ * ra.h: Removed.
+
+2009-01-29 Robert Millan <rmh@aybabtu.com>
+
+ * gcc/config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
+ * gcc/config/i386/kopensolaris-gnu.h: New file. Undefine
+ `MD_UNWIND_SUPPORT'.
+ * gcc/config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
+
+2009-01-29 Kazu Hirata <kazu@codesourcery.com>
+
+ PR tree-optimization/39007
+ * tree-loop-distribution.c (generate_builtin): Use
+ recompute_dominator to compute the immediate dominator of the
+ basic block just after the loop.
+
+2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
+ (ASM_OUTPUT_DWARF_PCREL): Define.
+
+2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
+
+ * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
+ * doc/passes.texi: Remove entries about regclass, local-alloc, and
+ global. Modify entries about regmove and IRA.
+
+ * ra-conflict.c: Remove the file.
+
+ * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
+
+ * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
+ (pass_regclass_init): Rename to pass_reginfo_init.
+
+ * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
+
+ * toplev.h (flag_ira): Remove.
+
+ * caller-save.c (setup_save_areas): Remove flag_ira.
+
+ * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
+
+ * global.c: Remove the file.
+
+ * opts.c: (decode_options): Remove flag_ira.
+
+ * hard-reg-set.h (losing_caller_save_reg_set): Remove.
+
+ * regmove.c: Modify file description.
+ (find_use_as_address, try_auto_increment): Define them only if
+ AUTO_INC_DEC is defined.
+ (replacement_quality, replace_in_call_usage, fixup_match_1,
+ stable_and_no_regs_but_for_p): Remove.
+ (reg_set_in_bb): Make it static.
+ (regmove_optimize): Remove flag_ira and code which worked for
+ !flag_ira.
+
+ * local-alloc.c: Remove the file.
+
+ * common.opt (fira): Remove.
+
+ * ira.c: Include except.h.
+ (eliminable_regset): Move from global.c.
+ (mark_elimination): Ditto. Remove flag_ira.
+ (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
+ equiv_mem_modified, validate_equiv_mem_from_store,
+ validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
+ contains_replace_regs, memref_referenced_p, memref_used_between_p,
+ no_equiv, recorded_label_ref): Move from local-alloc.c.
+ (update_equiv_regs): Ditto. Make it static.
+ (print_insn_chain, print_insn_chains): Move it from global.c.
+ (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
+ (build_insn_chain): Ditto. Make it static.
+ (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
+ Rename to init_live_subregs.
+ (gate_ira): Remove flag_ira.
+
+ * regclass.c: Rename reginfo.c. Change file description.
+ (FORBIDDEN_INC_DEC_CLASSES): Remove.
+ (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
+ (init_reg_sets_1): Remove code for evaluation of
+ reg_class_superclasses and losing_caller_save_reg_set.
+ (init_regs): Remove init_reg_autoinc.
+ (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
+ ok_for_base_p_nonstrict): Remove.
+ (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
+ (pass_regclass_init): Rename to pass_reginfo_init. Modify
+ corresponding entries.
+ (dump_regclass, record_operand_costs, scan_one_insn,
+ init_reg_autoinc, regclass, record_reg_classes, copy_cost,
+ record_address_regs, auto_inc_dec_reg_p): Remove.
+ (gt-regclass.h): Rename to gt-reginfo.h.
+
+ * rtl.h (dump_global_regs, retry_global_alloc,
+ build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
+
+ * Makefile.in (RA_H): Remove.
+ (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
+ Rename regclass.o to reginfo.o.
+ (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
+ gt-reginfo.h.
+ (global.o, local-alloc.o, ra-conflict.o): Remove entries.
+ (GTFILES): Rename regclass.c to reginfo.c.
+
+ * passes.c (init_optimization_passes): Remove pass_local_alloc and
+ pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
+
+ * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
+ count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
+ Remove flag_ira.
+ (finish_spills): Ditto. Remove code for !flag_ira.
+
+2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR middle-end/35854
+ * doc/invoke.texi (rtl debug options): Complete rewrite.
+ * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
+ to auto_inc_dec".
+ * mode-switching.c (pass_mode_switching): Rename pass from
+ "mode-sw" to "mode_sw".
+ * except.c (pass_convert_to_eh_ranges): Rename pass from
+ "eh-ranges" to "eh_ranges".
+ * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
+ to "subreg1".
+
+2009-01-29 Andrey Belevantsev <abel@ispras.ru>
+ Alexander Monakov <amonakov@ispras.ru>
+
+ PR middle-end/38857
+ * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
+ register.
+ (move_exprs_to_boundary): Change return type and pass through
+ should_move from move_op. Relax assert. Update usage ...
+ (schedule_expr_on_boundary): ... here. Use should_move instead of
+ cant_move.
+ (move_op_orig_expr_found): Indicate that insn was disconnected from
+ stream.
+ (code_motion_process_successors): Do not call after_merge_succs
+ callback if original expression was not found when traversing any of
+ the branches.
+ (code_motion_path_driver): Change return type. Update prototype.
+ (move_op): Update comment. Add a new parameter (should_move). Update
+ prototype. Set *should_move based on indication provided by
+ move_op_orig_expr_found.
+
+2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
+
+ * doc/invoke.texi (avoid-indexed-addresses): Document new option.
+ * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
+ * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
+ * config/rs6000/rs6000.c (rs6000_override_options): Default
+ avoid-indexed-addresses on for Power6, off for everything else.
+ (avoiding_indexed_address_p): New function.
+ (rs6000_legitimize_address): Use it.
+ (rs6000_legitimate_address): Likewise.
+ * config/rs6000/rs6000.md (movXX_updateX): Likewise
+
+2009-01-28 Kazu Hirata <kazu@codesourcery.com>
+
+ PR tree-optimization/38997
+ * tree-loop-distribution.c (generate_memset_zero): Use
+ POINTER_PLUS_EXPR for a pointer addition.
+
+2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
+
+ * config/s390/s390.md (bswap<mode>2): New pattern added.
+
+2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/s390.md (*tls_load_31): Added type attribute.
+
+2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/s390.md: Fix a few comments.
+
+2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
+
+ * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
+ (*tm<mode>_full): Fixed z10prop attribute.
+ (*tst<mode>_extimm): Fixed z10prop attribute.
+ (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
+ (*tstqiCCT_cconly): Fixed z10prop attribute.
+ (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
+ (*movsi_larl): Fixed z10prop attribute.
+ (*movsi_zarch): Fixed z10prop attribute.
+ (*movsi_eas): Fixed z10prop attribute.
+ (*movhi): Fixed z10prop attribute.
+ (*movqi): Fixed z10prop attribute.
+ (*movstrictqi): Fixed z10prop attribute.
+ (*mov<mode>): Fixed z10prop attribute.
+ (*movcc): Fixed z10prop attribute.
+ (*sethighpartdi_64): Fixed z10prop attribute.
+ (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
+ (*negdi2_sign_cc): Fixed z10prop attribute.
+ (*negdi2_sign): Fixed z10prop attribute.
+ (*absdi2_sign_cc): Fixed z10prop attribute.
+ (*absdi2_sign): Fixed z10prop attribute.
+ (*negabsdi2_sign_cc): Fixed z10prop attribute.
+ (*negabsdi2_sign): Fixed z10prop attribute.
+ (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
+ (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
+ (doloop_si64): Fixed z10prop attribute.
+ (doloop_si31): Fixed z10prop attribute.
+ (doloop_long): Fixed z10prop attribute.
+ (indirect_jump): Fixed z10prop attribute.
+ (nop): Fixed z10prop attribute.
+ (main_base_64): Fixed z10prop attribute.
+ (reload_base_64): Fixed z10prop attribute.
+
+2009-01-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/38740
+ * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
+ if !optimize.
+ * config/mips/mips.c (mips_reorg): Likewise.
+
+2009-01-28 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/38926
+ * tree-ssa-pre.c (add_to_value): Assert we add only expressions
+ with the correct value id to a value.
+ (do_regular_insertion): Use the value number of edoubleprime
+ for the value number of the expr.
+
+ Revert
+ 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.
+
+2009-01-28 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/38934
+ * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
+ set to varying whenever max has TREE_OVERFLOW set, similarly
+ for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
+
+2009-01-28 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/38908
+ * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
+ uninitialized aggregate uses in call arguments.
+
+2009-01-28 Paolo Bonzini <bonzini@gnu.org>
+
+ PR tree-optimization/38984
+ * tree-ssa-structalias.c (get_constraints_for_1): Do not use
+ the nothing_id variable if -fno-delete-null-pointer-checks.
+
+2009-01-28 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/38988
+ * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
+ (set_got_offset_rex64): Ditto.
+
+2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/38941
+ * doc/extend.texi: Improve local variable with asm reg.
+
+2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
+
+ * c.opt (Wpacked-bitfield-compat): Change init value to -1.
+ * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
+ was not supplied then set warn_packed_bitfield_compat to the
+ default value of 1.
+ * stor-layout.c (place_field): Check warn_packed_bitfield_compat
+ against 1.
+
+2009-01-27 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/38503
+ * cfgexpand.c (expand_gimple_basic_block): Ignore
+ GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
+ * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
+ variables that cannot have TBAA applied.
+ (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
+ statements.
+
+2009-01-27 Uros Bizjak <ubizjak@gmail.com>
+
+ PR middle-end/38969
+ * calls.c (initialize_argument_information): Do not wrap complex
+ arguments in SAVE_EXPR.
+
+2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
+
+ * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
+ (INSTALL_LIBGCC): Revert typo commit.
+
+2009-01-26 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/38745
+ * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
+ from special handling.
+
+2009-01-26 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/38745
+ * tree-ssa.c (execute_update_addresses_taken): Do not include
+ variables that cannot possibly be a register in not_reg_needs.
+ Do not clear TREE_ADDRESSABLE on vars that may not become
+ registers.
+ * tree-ssa.c (update_alias_info_1): Include those in the set
+ of addressable vars.
+
+2009-01-26 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/38851
+ * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
+ * tree-ssa-dse.c: Include langhooks.h
+ (execute_simple_dse): Remove stores with zero size.
+
+2009-01-24 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/38957
+ * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
+ as PLUS_EXPR.
+
+2009-01-24 Julian Brown <julian@codesourcery.com>
+
+ * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
+ config/arm/linux-atomic.c.
+ * config/arm/linux-atomic.c: New.
+
+2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
+
+ * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
+ * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
+ * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
+
+2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR c/38938
+ * c-opts.c (c_common_handle_option): Update warn_pointer_sign
+ properly.
+
+2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/38953
+ * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
+ (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
+ (gloog): Split the exit of the scop when the scop exit is a loop exit.
+ (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
+ changed the CFG.
+
+2009-01-24 Paul Brook <paul@codesourcery.com>
+
+ * config/arm/neon.md (neon_type): Move to arm.md.
+ (neon_mov<VSTRUCT>): Add neon_type attribute.
+ * config/arm/arm.md (neon_type): Move to here.
+ (conds): Add "unconditioal" and use as default for NEON insns.
+
+2009-01-24 Ben Elliston <bje@au.ibm.com>
+
+ * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
+ void *' warning from -Wc++-compat.
+ * Makefile.in (dominance.o-warn): Remove.
+
+2009-01-23 Paolo Bonzini <bonzini@gnu.org>
+
+ PR tree-optimization/38932
+ * fold-const.c (fold_unary_ignore_overflow): New.
+ * tree.h (fold_unary_ignore_overflow): Declare.
+ * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
+ * tree-ssa-sccvn.c (visit_reference_op_load,
+ simplify_unary_expression): Likewise.
+
+2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
+
+ * c-decl.c (finish_struct): Move code to set DECL_PACKED after
+ DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
+ regardless of their type.
+ * c-common.c (handle_packed_attribute): Don't ignore packed on
+ bitfields.
+ * c.opt (Wpacked-bitfield-compat): New warning option.
+ * stor-layout.c (place_field): Warn if offset of a field changed.
+ * doc/extend.texi (packed): Mention the ABI change.
+ * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
+ (Warning Options): Add it to the list.
+
+2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
+
+ * c-opts.c (c_common_post_options): Fix a typo in comments.
+
+2009-01-22 Steve Ellcey <sje@cup.hp.com>
+
+ PR middle-end/38615
+ * gimplify.c (gimplify_init_constructor): Fix promotion of const
+ variables to static.
+ * doc/invoke.texi (-fmerge-all-constants): Update description.
+
+2009-01-22 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/38931
+ * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
+ (*movdi_1_rex64): Use type "mmx" for alternative 5.
+
+2009-01-22 Richard Earnshaw <rearnsha@arm.com>
+
+ * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
+ a word boundary.
+ (LOCAL_ALIGNMENT): Similarly.
+
+2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
+ Joseph Myers <joseph@codesourcery.com>
+
+ * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
+ * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
+ * config/arm/arm-tune.md: Regenerate.
+ * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
+ -march=iwmmxt2.
+
+2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
+
+ * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
+ version number to five.
+
+2009-01-22 Dodji Seketeli <dodji@redhat.com>
+
+ PR c++/38930
+ * c-decl.c: (clone_underlying_type): Revert PR c++/26693 changes.
+ * c-common.c (set_underlying_type): Likewise.
+ (is_typedef_decl ): Likewise
+ * tree.h: Likewise
+ (set_underlying_type): Likewise.
+ (is_typedef_type): Likewise.
+
+2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR middle-end/38587
+ * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
+ crossing setjmps.
+
+2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ PR bootstrap/37660
+ * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
+ (LIBGCC_SPEC): Don't define.
+ (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
+
+2009-01-21 Uros Bizjak <ubizjak@gmail.com>
+
+ PR rtl-optimization/38879
+ * alias.c (base_alias_check): Unaligned access via AND address can
+ alias all surrounding object types except those with sizes equal
+ or wider than the size of unaligned access.
+
+2009-01-21 Dodji Seketeli <dodji@redhat.com>
+
+ PR c++/26693
+ * c-decl.c: (clone_underlying_type): Move this ...
+ * c-common.c (set_underlying_type): ... here.
+ Also, make sure the function properly sets TYPE_STUB_DECL() on
+ the newly created typedef variant type.
+ (is_typedef_decl ): New entry point.
+ * tree.h: Added a new member member_types_needing_access_check to
+ struct tree_decl_non_common.
+ (set_underlying_type): New entry point.
+ (is_typedef_type): Likewise.
+
+2009-01-21 Bingfeng Mei <bmei@broadcom.com>
+
+ * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
+ Check whether two instructions have memory references that
+ belong to conflicting alias sets. walk_mems_1 and walk_mems_2
+ are helper functions for traversing.
+ * alias.h (insn_alias_sets_confilict_p): New prototypes.
+ * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
+ not to draw dependency edge for instructions with non-conflicting
+ alias sets.
+
+2009-01-20 Joseph Myers <joseph@codesourcery.com>
+
+ PR other/38758
+ * longlong.h: Update copyright years. Use soft-fp license notice.
+ Sync __clz_tab declaration with glibc.
+
+2009-01-20 Steve Ellcey <sje@cup.hp.com>
+
+ PR target/30687
+ * doc/extend.texi (syscall_linkage): New.
+ (version_id): Modify.
+
+2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
+ Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/38747
+ PR tree-optimization/38748
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
+ conversion if the base address is an indirect reference and the
+ aliasing sets could cause issues.
+
+2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
+
+ * common.opt (fgraphite, fgraphite-identity): Add comment for
+ explaining why these options are not documented.
+
+2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite.c (stmt_simple_for_scop_p): Also handle cases when
+ gimple_call_lhs is NULL.
+
+2009-01-20 Paolo Bonzini <bonzini@gnu.org>
+
+ PR target/38868
+ * emit-rtl.c (adjust_address_1): Make sure memref is never
+ overwritten.
+
+2009-01-20 Ben Elliston <bje@au.ibm.com>
+
+ * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
+ const qualifier from arg parameter. Remove unnecessary cast to char *.
+ * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
+ const qualifier from arg 2.
+
+2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
+
+ * config/darwin.h: Add static-libgfortran to LINK_SPEC.
+
+2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR c/38869
+ * rtl.h (reinit_regs): New prototype.
+ * regclass.c: Include ira.h.
+ (reinit_regs): New.
+ * Makefile.in (regclass.o): Add ira.h.
+ * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
+
+2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/38736
+ * c-common.c (handle_aligned_attribute): Use
+ ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
+ default alignment value.
+
+ * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
+
+ * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
+ * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
+
+ * doc/extend.texi: Update __attribute__ ((aligned)). Document
+ __BIGGEST_ALIGNMENT__.
+
+ * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
+
+2009-01-18 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/38819
+ * tree-flow.h (operation_could_trap_helper_p): Declare.
+ * tree-eh.c (operation_could_trap_helper_p): Export.
+ * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
+ * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
+ * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
+ are about to insert a possibly trapping instruction and fail
+ in this case.
+
+2009-01-18 Andreas Schwab <schwab@suse.de>
+
+ * doc/install.texi (Configuration): Remove obsolete paragraph
+ about use of --with-gnu-ld with --with-gnu-as.
+
+2009-01-18 Kazu Hirata <kazu@codesourcery.com>
+
+ * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
+ doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
+ Follow spelling conventions.
+
+2009-01-18 Ben Elliston <bje@au.ibm.com>
+
+ * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
+ C++ warning about implicit conversion from void * to struct
+ bitmap_head_def *.
+ (bitmap_obstack_free): Likewise for bitmap_element *.
+ * Makefile.in (bitmap.o-warn): Remove.
+
+2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
+
+2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
+ Tobias Grosser <tobi.grosser@amd.com>
+
+ * graphite.c (graphite_trans_scop_block): Do not block single
+ nested loops.
+
+2009-01-16 Alexandre Oliva <aoliva@redhat.com>
+
+ * ebitmap.h (ebitmap_iter_init): Initialize all fields.
+ * ipa-struct-reorg.c (gen_struct_type): Replace known-true
+ test with assertion.
+
+2009-01-16 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/38835
+ PR middle-end/36227
+ * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
+ and INT + PTR -> (INT)(PTR p+ INT) folding.
+ * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
+
+2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
+
+ PR target/38554
+ * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
+ the subreg from a lowpart subreg if it is also casting the value.
+
+2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
+ Tobias Grosser <tobi.grosser@amd.com>
+
+ * graphite.c (compare_prefix_loops): New.
+ (build_scop_canonical_schedules): Rewritten.
+ (graphite_transform_loops): Move build_scop_canonical_schedules
+ after build_scop_iteration_domain.
+
+2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
+ Tobias Grosser <tobi.grosser@amd.com>
+
+ * graphite.c (add_conditions_to_domain): Add the loops to
+ the dimension of the iteration domain. Do copy the domain
+ only when it exists.
+ (build_scop_conditions_1): Do not call add_conditions_to_domain.
+ (add_conditions_to_constraints): New.
+ (can_generate_code_stmt, can_generate_code): Removed.
+ (gloog): Do not call can_generate_code.
+ (graphite_transform_loops): Call add_conditions_to_constraints
+ after building the iteration domain.
+
+2009-01-16 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/38789
+ * tree-ssa-threadedge.c
+ (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
+ __builtin_constant_p.
+
+2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * dce.c (delete_unmarked_insns): Reversed the order that insns are
+ examined before deleting them.
+
+2009-01-16 Richard Earnshaw <rearnsha@arm.com>
+
+ * function.c (aggregate_value_p): Correctly extract the function
+ type from CALL_EXPR_FN lookup.
+
+2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
+
+ * config/picochip/picochip.c (picochip_override_options): Revert
+ CFI asm flag disable commited previously.
+
+2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
+ Tobias Grosser <tobi.grosser@amd.com>
+ Jan Sjodin <jan.sjodin@amd.com>
+
+ * graphite.c (scan_tree_for_params): On substractions negate
+ all the coefficients of the term.
+ (clast_to_gcc_expression_red): New. Handle reduction expressions
+ of more than two operands.
+ (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
+ (get_vdef_before_scop): Handle also the case of default definitions.
+
+2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * caller-save.c (add_used_regs_1, add_used_regs): New functions.
+ (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
+ Also use them when walking CALL_INSN_FUNCTION_USAGE.
+
+2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
+ Joey Ye <joey.ye@intel.com>
+
+ PR middle-end/37843
+ * cfgexpand.c (expand_stack_alignment): Don't update stack
+ boundary nor check incoming stack boundary here.
+ (gimple_expand_cfg): Update stack boundary and check incoming
+ stack boundary here.
+
+2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
+
+2009-01-14 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/38245
+ * calls.c (expand_call): Add stack arguments to
+ CALL_INSN_FUNCTION_USAGE even for pure calls (when
+ ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
+ in regs and partially in memory or BLKmode arguments.
+ (emit_library_call_value_1): Add stack arguments to
+ CALL_INSN_FUNCTION_USAGE even for pure calls (when
+ ACCUMULATE_OUTGOING_ARGS).
+ * dce.c: Include tm_p.h.
+ (find_call_stack_args): New function.
+ (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
+ argument.
+ (mark_insn): Call find_call_stack_args for CALL_Ps.
+ (prescan_insns_for_dce): Walk insns backwards in bb rather than
+ forwards. Allocate and free arg_stores bitmap if needed, pass it
+ down to deletable_insn_p, don't mark stores set in arg_stores
+ bitmap, clear the bitmap at the beginning of each bb.
+ * Makefile.in (dce.o): Depend on $(TM_P_H).
+
+2009-01-14 Michael Meissner <gnu@the-meissners.org>
+
+ PR target/22599
+ * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
+ to make sure the insn is a conditional test (bug 22599). Reformat a
+ few long lines.
+
+2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR middle-end/38431
+ * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
+ (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
+ (gloog): Do not call cleanup_tree_cfg.
+ (graphite_transform_loops): Call cleanup_tree_cfg after all
+ scops have been code generated.
+
+2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
+ * doc/gty.texi (Invoking the garbage collector): Added new node
+ and section documenting ggc_collect.
+
+2009-01-14 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/38826
+ PR middle-end/38477
+ * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
+ initialization notes only if we actually emitted a warning.
+ (intra_create_variable_infos): Add constraints for a result decl
+ that is passed by hidden reference.
+ (build_pred_graph): Mark all related variables non-direct on
+ address-taking.
+
+2009-01-14 Nick Clifton <nickc@redhat.com>
+
+ * ira-conflicts.c: Include addresses.h for the definition of
+ base_reg_class.
+ (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
+ * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
+
+2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR target/38811
+ * Makefile.in (ira-lives.o): Add except.h.
+
+ * ira-lives.c: Include except.h.
+ (process_bb_node_lives): Process can_throw_internal.
+
+2009-01-13 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/38774
+ * combine.c (simplify_set): When undoing cc_use change, don't do
+ PUT_CODE on the newly created comparison, but instead put back the
+ old comparison.
+
+2009-01-13 Joseph Myers <joseph@codesourcery.com>
+
+ * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
+ values. Remove duplicate arm8 entry.
+
+2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/38786
+ * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
+ the SSA_NAME case of expand_scalar_variables_expr.
+ Set the type of an expression to the type of its assign statement.
+ (expand_scalar_variables_expr): Also gather the scalar computation
+ used to index the memory access. Do not pass loop_p.
+ Fix comment. Stop recursion on tcc_constant or tcc_declaration.
+ (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
+ the gimple_stmt_iterator where it inserts new code.
+ Do not pass loop_p.
+ (copy_bb_and_scalar_dependences): Do not pass loop_p.
+ (translate_clast): Update call to copy_bb_and_scalar_dependences.
+
+2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
+
+ * graphite.h (debug_value): Removed.
+ * graphite.c (debug_value): Removed.
+
+2009-01-13 Richard Earnshaw <rearnsha@arm.com>
+
+ * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
+ ldrd/strd with two 32-bit instructions.
+
+2009-01-13 Richard Earnshaw <rearnsha@arm.com>
+
+ * config/arm/arm.c (struct processors): Pass for speed down into
+ cost helper functions.
+ (const_ok_for_op): Handle COMPARE and inequality nodes.
+ (arm_rtx_costs_1): Rewrite.
+ (arm_size_rtx_costs): Update prototype.
+ (arm_rtx_costs): Pass speed down to helper functions.
+ (arm_slowmul_rtx_costs): Rework cost calculations.
+ (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
+ (arm_9e_rtx_costs): Likewise.
+
+2009-01-13 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
+ relocations of local symbols wider than UNITS_PER_WORD are not valid.
+ (alpha_legitimize_address): Do not split local symbols wider than
+ UNITS_PER_WORD into HIGH/LO_SUM parts.
+
+2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
+
+ PR bootstrap/38580
+ * gcc.c (process_command): Replace call to execvp with calls
+ to pex_one and exit.
+
+2009-01-03 Anatoly Sokolov <aesok@post.ru>
+
+ PR target/29141
+ * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
+ * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
+ variant for devices with 3-byte PC.
+ (__tablejump_elpm__) : New.
+
+2009-01-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/32041
+ * c-parser.c (c_parser_postfix_expression): Allow `->' in
+ offsetof member-designator, handle it as `[0].'.
+
+2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
+ function when not using named sections on targets with named sections
+ if branch distance is less than 262132.
+
+2009-01-12 Richard Earnshaw <rearnsha@arm.com>
+
+ * combine.c (combine_instructions): Recompute
+ optimize_this_for_speed_p for each BB in the main combine loop.
+
+2009-01-12 Tomas Bily <tbily@suse.cz>
+
+ PR middlend/38385
+ * tree-loop-distribution.c (prop_phis): New function.
+ (generate_builtin): Call prop_phis.
+ * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
+
+2009-01-12 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/38807
+ * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
+ gimple_visited_p unless stmt is GIMPLE_ASSIGN.
+
+2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
+
+ * expmed.c (store_bit_field_1): Properly truncate the paradoxical
+ subreg of op0 to the original op0.
+
+2009-01-11 Laurent GUERBY <laurent@guerby.net>
+
+ * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
+
+2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
+
+ PR debug/7055
+ * gcc/mips-tfile.c (parse_def): Fix parsing of def strings
+ starting with digits.
+
+2009-01-10 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/38695
+ * config/arm/arm.c (arm_is_long_call_p): Don't call
+ arm_function_in_section_p if decl isn't a FUNCTION_DECL.
+
+2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
+
+ * regrename.c (regrename_optimize): Fix dumping.
+ (find_oldest_value_reg): Preserve REG_POINTER.
+ (copy_hardreg_forward_1): Likewise.
+
+2009-01-09 Diego Novillo <dnovillo@google.com>
+
+ * gimple.h (struct gimple_statement_base) <uid>: Document
+ the restrictions on its use.
+ (gimple_uid): Tidy.
+ (gimple_set_uid): Tidy.
+
+2009-01-09 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
+ zero guard even if align_bytes != 0 and count is smaller than
+ size_needed.
+
+2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimization/38495
+ * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
+ (add_range_and_copies_from_move_list): Print all added ranges.
+ Add ranges to memory optimized destination.
+
+2009-01-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/38686
+ PR target/38708
+ * config/i386/i386.c (override_options): Reject
+ -mstringop-strategy=rep_8byte with -m32.
+ (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
+ to 1. Do count comparison against epilogue_size_needed at compile
+ time even when count_exp was constant forced into register. For
+ size_needed don't jump to epilogue, instead just avoid aligning
+ and invoke the body algorithm. If need_zero_guard, add zero guard
+ even if count is non-zero, but smaller than size_needed + number of
+ bytes that could be stored for alignment.
+ (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
+ to 1. If need_zero_guard, add zero guard even if count is non-zero,
+ but smaller than size_needed + number of bytes that could be stored
+ for alignment. Compare size_needed with epilogue_size_needed instead
+ of desired_align - align, don't adjust size_needed, pass
+ epilogue_size_needed to the epilogue expanders.
+
+ PR c/35742
+ * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
+
+2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (last_address): Change to unsigned.
+ (update_total_code_bytes): Change argument to unsigned. Don't
+ check if insn addresses are set.
+ (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
+ addresses are not set.
+ (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
+
+2009-01-09 Nick Clifton <nickc@redhat.com>
+
+ * config/sh/symbian.c: Replace uses of DECL_INLINE with
+ DECL_DECLARED_INLINE_P.
+
+2009-01-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/38347
+ * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
+ GET_MODE (op0) in operand_subword_force calls.
+
+ PR middle-end/38771
+ * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
+ fold_convert arg0 operands to TREE_TYPE (op0) first.
+
+2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
+
+ * params.def (ira-max-conflict-table-size): Decrease default value
+ to 1000.
+
+2009-01-08 Jakub Jelinek <jakub@redhat.com>
+
+ PR tree-optimization/37031
+ * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
+ on parameter_set.
+ (build_access_matrix): Reserve correct size for AM_MATRIX vector,
+ allocate it using gc instead of heap, use VEC_quick_push instead of
+ VEC_safe_push.
+ * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
+ instead of heap, use VEC_quick_push instead of VEC_safe_push.
+ * tree-data-ref.h (struct access_matrix): Change matrix to gc
+ allocated vector from heap allocated.
+ * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
+ * tree-loop-linear.c (linear_transform_loops): Allocate nest
+ vector only after perfect_loop_nest_depth call.
+
+2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
+ Jan Sjodin <jan.sjodin@amd.com>
+
+ PR tree-optimization/38559
+ * graphite.c (debug_value, copy_constraint,
+ swap_constraint_variables, scale_constraint_variable, ): New.
+ (get_lower_bound, get_upper_bound): Removed.
+ (graphite_trans_bb_strip_mine): Clean up this code that works
+ only for constant number of iterations. Fully copy upper and
+ lower bound constraints, not only the constant part of them.
+ * graphite.h (debug_value): Declared.
+
+2009-01-08 Ira Rosen <irar@il.ibm.com>
+
+ PR tree-optimization/37194
+ * tree-vect-transform.c (vect_estimate_min_profitable_iters):
+ Don't add the cost of cost model guard in prologue to scalar
+ outside cost in case of known number of iterations.
+
+2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
+ Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
+ non-word-aligned REG+CONST addressing.
+
+2009-01-07 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/38706
+ * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
+ free_after_compilation when outputting a thunk.
+ (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
+ Do not call free_after_compilation here.
+
+2009-01-07 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
+ (ix86_valid_target_attribute_inner_p): Ditto.
+
+2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
+
+ PR tree-optimization/38492
+ PR tree-optimization/38498
+ * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
+ * tree-chrec.h (scev_is_linear_expression): Declared.
+ * graphite.c (graphite_cannot_represent_loop_niter): New.
+ (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
+ (graphite_loop_normal_form): Use gcc_assert.
+ (scan_tree_for_params): Use CASE_CONVERT.
+ (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
+ (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
+ Use gcc_assert. Discard scops that contain unhandled cases.
+ (build_scop_conditions): Return a boolean status for unhandled cases.
+ (strip_mine_profitable_p): Print the loop number, not its depth.
+ (is_interchange_valid): Pass the depth of the loop nest, don't
+ recompute it wrongly.
+ (graphite_trans_bb_block): Same.
+ (graphite_trans_bb_block): Print tentative of loop blocking.
+ (graphite_trans_scop_block): Do not print that the loop has been
+ blocked.
+ (graphite_transform_loops): Do not handle scops that contain condition
+ scalar phi nodes.
+
+2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
+
+ AVX Programming Reference (December, 2008)
+ * config/i386/avxintrin.h (_mm256_stream_si256): New.
+ (_mm256_stream_pd): Likewise.
+ (_mm256_stream_ps): Likewise.
+
+ * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
+ IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
+ (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
+ (bdesc_special_args): Add __builtin_ia32_movntdq256,
+ __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
+ (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
+ (ix86_expand_special_args_builtin): Likewise.
+
+ * config/i386/sse.md (AVXMODEDI): New.
+ (avx_movnt<mode>): Likewise.
+ (avx_movnt<mode>): Likewise.
+ (<sse>_movnt<mode>): Remove AVX support.
+ (sse2_movntv2di): Likewise.
+
+2009-01-07 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/38751
+ * fold-const.c (extract_muldiv): Remove obsolete comment.
+ (fold_plusminus_mult_expr): Undo MINUS_EXPR
+ to PLUS_EXPR canonicalization for the canonicalization.
+
+2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
+ hosted cross-compilers generating less efficient code.
+
+2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * function.h (rtl_data): Add a dbr_scheduled_p field.
+ * reorg.c (dbr_schedule): Set it.
+ (gate_handle_delay_slots): Check it.
+ * config/mips/mips.c (mips_base_delayed_branch): Delete.
+ (mips_reorg): Check flag_delayed_branch instead of
+ mips_base_delayed_branch.
+ (mips_override_options): Don't set mips_base_delayed_branch
+ or flag_delayed_branch.
+
+2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
+
+ PR rtl-optimization/38426.
+ * ira.c (ira): Set current_function_is_leaf earlier.
+
+2009-01-06 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/38722
+ * combine.c (try_combine): Don't modify PATTERN (i3) and notes
+ too early, only set a flag and modify after last possible
+ undo_all point.
+
+2009-01-06 Janis Johnson <janis187@us.ibm.com>
+
+ PR c/34252
+ * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
+ * real.c (decimal_single_format): Correct values of emin and emax.
+ (decimal_double_format): Ditto.
+ (decimal_quad_format): Ditto.
+ * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
+ computation of DECnn_MIN and DECnn_MAX for corrected values of
+ emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
+ __DECnn_MIN__, and adjust its computation for the corrected value
+ of emin.
+
+2009-01-06 Jan Hubicka <jh@suse.cz>
+
+ PR target/38744
+ * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
+
+2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/contrib.texi (Contributors): Slightly adjust the end note.
+ Add Robert Clark to the list of testers.
+
+2009-01-06 Jan Hubicka <jh@suse.cz>
+ Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
+ * config/i386/i386.c (ix86_expand_call): Add clobbers.
+
+2009-01-06 Jan Hubicka <jh@suse.cz>
+ Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
+ for w64 ABI.
+ * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
+ (ix86_nsaved_regs): Count only general purpose regs.
+ (ix86_nsaved_sseregs): New.
+ (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
+ to 16 for w64; compute padding and size of sse reg save area.
+ (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
+ general purpose regs.
+ (ix86_emit_save_sse_regs_using_mov): New.
+ (ix86_expand_prologue): Save SSE regs if needed.
+ (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
+ (ix86_emit_restore_sse_regs_using_mov): New.
+ (ix86_expand_epilogue): Save SSE regs if needed.
+
+2009-01-06 Jan Hubicka <jh@suse.cz>
+ Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
+ * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
+ functions when accumulate outgoing args is off.
+
+2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR bootstrap/38742
+ * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
+ before using pseudos_have_intersected_live_ranges_p.
+
+ * ira-int.h (ira_assert): Always define.
+
+2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
+
+ AVX Programming Reference (December, 2008)
+ * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
+ (_mm256_permute2_pd): Likewise.
+ (_mm_permute2_ps): Likewise.
+ (_mm256_permute2_ps): Likewise.
+ * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
+ * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
+
+ * config/i386/i386.c (ix86_builtins): Remove
+ IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
+ IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
+ (ix86_builtin_type): Remove 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_args): Remove __builtin_ia32_vpermil2pd,
+ __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
+ __builtin_ia32_vpermil2ps256.
+ (ix86_init_mmx_sse_builtins): Updated.
+ (ix86_expand_args_builtin): Likewise.
+
+2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (output_call): Relocate non-jump insns in the delay slot of
+ long absolute calls when generating PA 2.0 code.
+
+2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
+
+ PR rtl-optimization/38583
+ * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
+
+ * params.def (ira-max-conflict-table-size): New.
+
+ * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
+
+ * ira.h (ira_conflicts_p): New external definition.
+
+ * ira-conflicts.c (build_conflict_bit_table): Do not build too big
+ table. Report this. Return result of building.
+ (ira_build_conflicts): Use ira_conflicts_p. Check result of
+ building conflict table.
+
+ * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
+ (ira_color): Use ira_conflicts_p.
+
+ * global.c: Include ira.h.
+ (pseudo_for_reload_consideration_p, build_insn_chain): Use
+ ira_conflicts_p.
+
+ * Makefile.in (global.o): Add ira.h.
+
+ * ira-build.c (mark_all_loops_for_removal,
+ propagate_some_info_from_allocno): New.
+ (remove_unnecessary_allocnos): Call
+ propagate_some_info_from_allocno.
+ (remove_low_level_allocnos): New.
+ (remove_unnecessary_regions): Add parameter. Call
+ mark_all_loops_for_removal and remove_low_level_allocnos. Pass
+ parameter to remove_unnecessary_regions.
+ (ira_build): Remove all regions but root if the conflict table was
+ not built. Update conflict hard regs for allocnos crossing calls.
+
+ * ira.c (ira_conflicts_p): New global.
+ (ira): Define and use ira_conflicts_p.
+
+ * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
+ count_spilled_pseudo, find_reg, alter_reg, finish_spills,
+ emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
+
+2009-01-06 Ben Elliston <bje@au.ibm.com>
+
+ * gengtype-lex.l (YY_NO_INPUT): Define.
+
+2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR c/34911
+ * c-common.c (handle_vector_size_attribute): Also reject
+ BOOLEAN_TYPE types.
+
+2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
+
+ PR tree-optimization/38492
+ * graphite.c (rename_map_elt, debug_rename_elt,
+ debug_rename_map_1, debug_rename_map, new_rename_map_elt,
+ rename_map_elt_info, eq_rename_map_elts,
+ get_new_name_from_old_name, bb_in_sese_p): Moved around.
+ (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
+ (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
+ (sese_build_livein_liveouts): New.
+ (new_sese, free_sese): New.
+ (new_scop): Call new_sese.
+ (free_scop): Call free_sese.
+ (rename_variables_from_edge, rename_phis_end_scop): Removed.
+ (register_old_new_names): Renamed register_old_and_new_names.
+ (register_scop_liveout_renames, add_loop_exit_phis,
+ insert_loop_close_phis, struct igp,
+ default_liveout_before_guard, add_guard_exit_phis,
+ insert_guard_phis, copy_renames): New.
+ (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
+ (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
+ (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
+ (scop_adjust_phis_for_liveouts): New.
+ (gloog): Call scop_adjust_phis_for_liveouts.
+
+ * graphite.h (struct sese): Documented. Added fields liveout,
+ num_ver and livein.
+ (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
+ (new_sese, free_sese, sese_build_livein_liveouts): Declared.
+ (struct scop): Added field liveout_renames.
+ (SCOP_LIVEOUT_RENAMES): New.
+
+2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
+
+ PR tree-optimization/38510
+ * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
+ (translate_clast): Call recompute_all_dominators before
+ graphite_verify.
+ (gloog): Call recompute_all_dominators before graphite_verify.
+
+2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
+ Jan Sjodin <jan.sjodin@amd.com>
+
+ PR tree-optimization/38500
+ * graphite.c (create_sese_edges): Call fix_loop_structure after
+ splitting blocks.
+
+2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
+
+ * config.gcc: Add m32r*-*-rtems*.
+ * config/m32r/rtems.h: New file.
+
+2009-01-05 Ben Elliston <bje@au.ibm.com>
+
+ * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
+ (.po.pox): Likewise.
+ (po/gcc.pot): Likewise.
+
+2009-01-04 David S. Miller <davem@davemloft.net>
+
+ * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
+ (STARTING_FRAME_OFFSET): Always set to zero.
+
+2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
+ * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
+ fixed-point types, and vectors of the same.
+
+2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * config/mips/sync.md (*mb_barrier): Rename to...
+ (*memory_barrier): ...this.
+
+2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
+
+ * doc/extend.texi (Function Attributes): Move @cindex after @item
+ for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
+ and put in alphabetical order. Fix 'target' name and put in order.
+ * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
+ typos.
+
+2009-01-04 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
+ (memory_barrier): Expand as unspec instead of unspec_volatile.
+ Remove mem:BLK from insn operands. Use Pmode scratch register.
+ (*memory_barrier): Define as unspec instead of unspec_volatile.
+ Use (match_dup 0) as input operand.
+
+ * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
+ * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
+ unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
+ scratch register. Remove operand 1.
+ (*stbar): Define as unspec instead of unspec_volatile.
+ Use (match_dup 0) as input operand, remove (const_int 8).
+ (*membar): Define as unspec instead of unspec_volatile.
+ Use (match_dup 0) as input operand, remove input operand 2.
+
+ * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
+ (memory_barrier): Expand as unspec instead of unspec_volatile.
+ Remove mem:BLK from insn operands. Use Pmode scratch register.
+ (*memory_barrier): Define as unspec instead of unspec_volatile.
+ Use (match_dup 0) as input operand.
+
+ * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
+ Remove mem:BLK from insn operands. Use Pmode scratch register.
+ Set volatile flag on operand 0.
+ (*memory_barrier): New insn pattern.
+
+ * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
+ insn operands.
+ (*memory_barrier): Use (match_dup 0) as input operand.
+
+ * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
+ Remove mem:BLK from insn operands. Use Pmode scratch register.
+ Set volatile flag on operand 0.
+ (*mb_internal): New insn pattern.
+
+ * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
+
+2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
+
+ PR middle-end/38586
+ * function.c (struct temp_slot): Move to the section of the file
+ that deals with temp slots. Remove field 'address'.
+ (temp_slot_address_table): New hash table of address -> temp slot.
+ (struct temp_slot_address_entry): New struct, items for the table.
+ (temp_slot_address_compute_hash, temp_slot_address_hash,
+ temp_slot_address_eq, insert_temp_slot_address): Support functions
+ for the new table.
+ (find_temp_slot_from_address): Rewrite to use the new hash table.
+ (remove_unused_temp_slot_addresses): Remove addresses of temp
+ slots that have been made available.
+ (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
+ worker function for remove_unused_temp_slot_addresses.
+ (assign_stack_temp_for_type): Don't clear the temp slot address list.
+ Add the temp slot address to the address -> temp slot map.
+ (update_temp_slot_address): Update via insert_temp_slot_address.
+ (free_temp_slots): Call remove_unused_temp_slot_addresses.
+ (pop_temp_slots): Likewise.
+ (init_temp_slots): Allocate the address -> temp slot map, or empty
+ the map if it is already allocated.
+ (prepare_function_start): Initialize temp slot processing.
+
+2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
+
+ PR middle-end/38584
+ * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
+ Calculate the size of all stack vars assuming no packing of stack
+ vars will happen, replacing a quadratic algorithm with a linear one.
+
+2009-01-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR target/38707
+ * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
+ can't be used.
+
+2009-01-03 Diego Novillo <dnovillo@google.com>
+
+ * doc/contrib.texi: Update contributions.
+
+2009-01-03 Jakub Jelinek <jakub@redhat.com>
+
+ PR c++/38705
+ * builtins.c (fold_builtin_memory_op): Give up if either operand
+ is volatile. Set srctype or desttype to non-qualified version
+ of the other type.
+
+ PR c/38700
+ * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
+ and FUNCTION_DECLs.
+
+2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
+
+ PR rtl-optimization/35805
+ * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
+ problem if fast dce is able to remove any instructions.
+ * dce.c (dce_process_block): Fix dump message.
+
+2009-01-02 Mark Mitchell <mark@codesourcery.com>
+
+ PR 33649
+ * tree-ssa-pre.c (compute_antic): Correct loop bounds.
+
+2009-01-02 Jakub Jelinek <jakub@redhat.com>
+
+ PR middle-end/38690
+ * tree-flow.h (op_code_prio, op_prio): New prototypes.
+ * tree-pretty-print.c (op_code_prio): New function.
+ (op_prio): No longer static. Use op_code_prio.
+ * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
+ Use op_prio and op_code_prio to determine if () should be
+ printed around operand(s) or not.
+
+ * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
+ dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
+ dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
+ dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
+ pp_character instead of pp_string for single letter printing.
+
+2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * doc/extend.texi: Fix '#pragma GCC option' typo.
+
+2009-01-02 Richard Guenther <rguenther@suse.de>
+
+ * doc/install.texi (--enable-checking): Mention different
+ default for stage1.
+ (--enable-stage1-checking): Document.
+
+2009-01-01 Andrew Pinski <pinskia@gmail.com>
+
+ PR middle-end/30142
+ * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
+ case to be an error.
+
+2009-01-02 Ben Elliston <bje@au.ibm.com>
+
+ * config/fp-bit.h (pack_d): Constify argument.
+ * config/fp-bit.c (makenan): Constify return type. Remove casts.
+ (isnan): Constify argument.
+ (isinf): Likewise.
+ (iszero): Likewise.
+ (pack_d): Likewise.
+ (_fpadd_parts): Constify return type.
+ (_fpmul_parts): Likewise.
+ (_fpdiv_parts): Likewise.
+
+2009-01-01 Jakub Jelinek <jakub@redhat.com>
+
+ PR c/36489
+ * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
+ warn about overwriting initializer with side-effects or
+ -Woverride-init if !IMPLICIT.
+ (output_init_element): Likewise. Pass IMPLICIT down to
+ add_pending_init.
+ (process_init_element): Add IMPLICIT argument. Pass it down
+ to output_init_element.
+ (push_init_element, pop_init_level, set_designator): Adjust
+ process_init_element callers.
+ (set_nonincremental_init, set_nonincremental_init_from_string):
+ Adjust add_pending_init callers.
+ (output_pending_init_elements): Adjust output_init_element callers.
+ * c-tree.h (process_init_element): Adjust prototype.
+ * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
+ process_init_element callers.