2013-10-16 Release Manager * GCC 4.8.2 released. 2013-10-12 James Greenhalgh Backport from mainline. 2013-10-12 James Greenhalgh * config/aarch64/arm_neon.h (vtbx<1,3>_8): Fix register constriants. 2013-10-10 Jakub Jelinek PR middle-end/58670 * stmt.c (expand_asm_operands): Add FALLTHRU_BB argument, if any labels are in FALLTHRU_BB, use a special label emitted immediately after the asm goto insn rather than label_rtx of the LABEL_DECL. (expand_asm_stmt): Adjust caller. * cfgrtl.c (commit_one_edge_insertion): Force splitting of edge if the last insn in predecessor is a jump with single successor, but it isn't simplejump_p. 2013-10-09 Jakub Jelinek Backport from mainline 2013-09-26 Richard Biener PR tree-optimization/58539 * tree-vect-loop.c (vect_create_epilog_for_reduction): Honor the fact that debug statements are not taking part in loop-closed SSA construction. 2013-10-07 Andreas Krebbel * config/s390/s390.c (s390_register_info): Make the call-saved FPR loop to work also for 31bit ABI. Save the stack pointer for frame_size > 0. 2013-10-07 Andreas Krebbel * config/s390/s390.md ("tbegin", "tbegin_nofloat", "tbegin_retry") ("tbegin_retry_nofloat", "tend", "tabort", "tx_assist"): Remove constraint letters from expanders. ("tbegin_retry", "tbegin_retry_nofloat"): Change predicate of the retry count to general_operand. ("tabort"): Give operand 0 a mode. ("tabort_1"): Add mode and constraint letter for operand 0. * doc/extend.texi: Fix protoype of __builtin_non_tx_store. 2013-10-04 Marcus Shawcroft Backport from mainline. PR target/58460 * config/aarch64/aarch64.md (*add__) (*add__si_uxtw,*add_mul_imm_) (*sub__) (*sub__si_uxtw,*sub_mul_imm_, *sub_mul_imm_si_uxtw): Remove k constraint. 2013-10-02 John David Anglin * config.gcc (hppa*64*-*-linux*): Don't add pa/t-linux to tmake_file. 2013-10-01 Jakub Jelinek Andreas Krebbel PR target/58574 * config/s390/s390.c (s390_chunkify_start): Handle tablejump_p first, continue when done, for other jumps look through PARALLEL unconditionally. 2013-09-30 Jakub Jelinek PR middle-end/58564 * fold-const.c (fold_ternary_loc): For A < 0 : : 0 optimization, punt if sign_bit_p looked through any zero extension. 2013-09-27 Paulo Matos Backport from mainline. PR middle-end/58463 2013-03-27 Richard Biener PR tree-optimization/56716 * tree-ssa-structalias.c (perform_var_substitution): Adjust dumping for ref nodes. 2013-09-27 Paulo Matos Backport from mainline. 2013-09-27 Paulo Matos PR middle-end/58463 * gcc.dg/pr58463.c: New test. 2013-09-23 Eric Botcazou * tree-ssa-ccp.c (insert_clobber_before_stack_restore): Recurse on copy assignment statements. 2013-09-23 Alan Modra PR target/58330 * config/rs6000/rs6000.md (bswapdi2_64bit): Disable for volatile mems. 2013-09-23 Alan Modra * config/rs6000/predicates.md (add_cint_operand): New. (reg_or_add_cint_operand, small_toc_ref): Use add_cint_operand. * config/rs6000/rs6000.md (largetoc_high_plus): Restrict offset using add_cint_operand. (largetoc_high_plus_aix): Likewise. * config/rs6000/rs6000.c (toc_relative_expr_p): Use add_cint_operand. 2013-09-20 John David Anglin PR middle-end/56791 * config/pa/pa.c (pa_option_override): Disable auto increment and decrement instructions until reload is completed. * config/pa/pa.md: In "scc" insn patterns, change output template to handle const0_rtx in reg_or_0_operand operands. 2013-09-19 Jakub Jelinek * omp-low.c (expand_omp_sections): Always pass len - 1 to GOMP_sections_start, even if !exit_reachable. 2013-09-18 Richard Earnshaw * arm.c (arm_expand_prologue): Validate architecture supports LDRD/STRD before accepting tuning preferences. (arm_expand_epilogue): Likewise. 2013-09-18 Daniel Morris Paolo Carlini PR c++/58458 * doc/implement-cxx.texi: Fix references to the C++ standards. 2013-09-17 Kyrylo Tkachov PR tree-optimization/58088 * fold-const.c (mask_with_trailing_zeros): New function. (fold_binary_loc): Make sure we don't recurse infinitely when the X in (X & C1) | C2 is a tree of the form (Y * K1) & K2. Use mask_with_trailing_zeros where appropriate. 2013-09-14 John David Anglin PR target/58382 * config/pa/pa.c (pa_expand_prologue): Change mode in gen_rtx_POST_INC calls to word_mode. 2013-09-13 Christian Bruel PR target/58314 * config/sh/sh.md (mov_reg_reg): Allow memory reloads. 2013-09-11 Andi Kleen Backport from mainline * doc/extend.texi: Use __atomic_store_n instead of __atomic_store in HLE example. 2013-09-11 Andi Kleen Backport from mainline * doc/extend.texi: Dont use __atomic_clear in HLE example. Fix typo. 2013-09-11 Andi Kleen Backport from mainline * doc/extend.texi: Document that __atomic_clear and __atomic_test_and_set should only be used with bool. 2013-09-11 Richard Biener PR middle-end/58377 * passes.c (init_optimization_passes): Split critical edges before late uninit warning pass in the -Og pipeline. 2013-09-11 Jakub Jelinek PR tree-optimization/58385 * fold-const.c (build_range_check): If both low and high are NULL, use omit_one_operand_loc to preserve exp side-effects. 2013-09-10 Richard Earnshaw PR target/58361 * arm/vfp.md (combine_vcvt_f32_): Fix pattern to support conditional execution. (combine_vcvt_f64_): Likewise. 2013-09-10 Jakub Jelinek PR rtl-optimization/58365 * cfgcleanup.c (merge_memattrs): Also clear MEM_READONLY_P resp. MEM_NOTRAP_P if they differ, or set MEM_VOLATILE_P if it differs. 2013-09-09 Jakub Jelinek PR tree-optimization/58364 * tree-ssa-reassoc.c (init_range_entry): For BIT_NOT_EXPR on BOOLEAN_TYPE, only invert in_p and continue with arg0 if the current range can't be an unconditional true or false. 2013-09-09 Kyrylo Tkachov PR target/57735 Backport from mainline 2013-04-30 Richard Sandiford * explow.c (plus_constant): Pass "mode" to immed_double_int_const. Use gen_int_mode rather than GEN_INT. 2013-09-09 Richard Biener Backport from mainline 2013-08-27 Richard Biener PR tree-optimization/57521 * tree-if-conv.c (if_convertible_bb_p): Verify that at least one edge is non-critical. (find_phi_replacement_condition): Make sure to use a non-critical edge. Cleanup and remove old bug workarounds. (bb_postdominates_preds): Remove. (if_convertible_loop_p_1): Do not compute post-dominators. (combine_blocks): Do not free post-dominators. (main_tree_if_conversion): Likewise. 2013-09-09 Richard Biener Backport from mainline 2013-09-03 Richard Biener PR middle-end/57656 * fold-const.c (negate_expr_p): Fix division case. (negate_expr): Likewise. 2013-09-09 Richard Biener Backport from mainline 2013-08-29 Richard Biener PR tree-optimization/57685 * tree-vrp.c (register_edge_assert_for_1): Recurse only for single-use operands to avoid exponential complexity. 2013-09-09 Richard Biener Backport from mainline 2013-08-30 Richard Biener PR tree-optimization/58223 * tree-loop-distribution.c (has_anti_dependence): Rename to ... (has_anti_or_output_dependence): ... this and adjust to also look for output dependences. (mark_nodes_having_upstream_mem_writes): Adjust. (rdg_flag_uses): Likewise. 2013-09-03 Richard Biener Backport from mainline 2013-08-29 Richard Biener PR tree-optimization/58246 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1): Properly handle the dominance check inside a basic-block. 2013-09-03 Richard Biener Backport from mainline 2013-08-30 Richard Biener PR tree-optimization/58228 * tree-vect-data-refs.c (vect_analyze_data_ref_access): Do not allow invariant loads in nested loop vectorization. 2013-09-03 Richard Biener Backport from mainline 2013-08-30 Richard Biener PR tree-optimization/58010 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove assert that we have a loop-closed PHI. 2013-09-01 Uros Bizjak Backport from mainline 2013-08-31 Uros Bizjak * config/alpha/alpha.c (alpha_emit_conditional_move): Update "cmp" RTX before signed_comparison_operator check to account for "code" changes. 2013-09-01 John David Anglin * config/pa/pa.md: Allow "const 0" operand 1 in "scc" insns. 2013-08-30 Jakub Jelinek PR tree-optimization/58277 * tree-ssa-strlen.c (strlen_enter_block): If do_invalidate gave up after seeing too many stmts with vdef in between dombb and current bb, invalidate everything. 2013-08-29 Oleg Endo Backport from mainline 2013-08-05 Oleg Endo PR other/12081 * recog.h (rtx (*insn_gen_fn) (rtx, ...)): Replace typedef with new class insn_gen_fn. * expr.c (move_by_pieces_1, store_by_pieces_2): Replace argument rtx (*) (rtx, ...) with insn_gen_fn. * genoutput.c (output_insn_data): Cast gen_? function pointers to insn_gen_fn::stored_funcptr. Add initializer braces. Backport from mainline 2013-08-07 Oleg Endo PR other/12081 * config/rs6000/rs6000.c (gen_2arg_fn_t): Remove typedef. (rs6000_emit_swdiv_high_precision, rs6000_emit_swdiv_low_precision, rs6000_emit_swrsqrt): Don't cast result of GEN_FCN to gen_2arg_fn_t. 2013-08-29 Jakub Jelinek Backported from mainline 2013-05-27 Richard Biener PR middle-end/57381 PR tree-optimization/57417 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Fix test for unchanged base. (set_ssa_val_to): Compare addresses using get_addr_base_and_unit_offset. PR tree-optimization/57396 * tree-affine.c (double_int_constant_multiple_p): Properly return false for val == 0 and div != 0. PR tree-optimization/57343 * tree-ssa-loop-niter.c (number_of_iterations_ne_max): Do not use multiple_of_p if not TYPE_OVERFLOW_UNDEFINED. (number_of_iterations_cond): Do not build the folded tree. 2013-08-28 Jakub Jelinek PR middle-end/58257 * omp-low.c (copy_var_decl): Copy over TREE_NO_WARNING flag. 2013-08-28 Richard Biener Backport from mainline 2013-06-24 Richard Biener PR middle-end/56977 * passes.c (init_optimization_passes): Move pass_fold_builtins and pass_dce earlier with -Og. 2013-08-28 Uros Bizjak Backport from mainline 2013-08-27 H.J. Lu * config/i386/driver-i386.c (host_detect_local_cpu): Update Haswell processor detection. Backport from mainline 2013-08-27 Christian Widmer PR target/57927 * config/i386/driver-i386.c (host_detect_local_cpu): Add detection of Ivy Bridge and Haswell processors. Assume core-avx2 for unknown AVX2 capable processors. 2013-08-23 Jakub Jelinek PR target/58218 * config/i386/x86-64.h (TARGET_SECTION_TYPE_FLAGS): Define. * config/i386/i386.c (x86_64_elf_section_type_flags): New function. PR tree-optimization/58209 * tree-tailcall.c (find_tail_calls): Give up for pointer result types if m or a is non-NULL. 2013-08-21 Richard Earnshaw PR target/56979 * arm.c (aapcs_vfp_allocate): Decompose the argument if the suggested mode for the assignment isn't compatible with the registers required. 2013-08-20 Alan Modra PR target/57865 * config/rs6000/rs6000.c (rs6000_emit_prologue): Correct ool_adjust. (rs6000_emit_epilogue): Likewise. 2013-08-19 Peter Bergner Jakub Jelinek Backport from mainline * config/rs6000/dfp.md (*negtd2_fpr): Handle non-overlapping destination and source operands. 2013-08-18 Jakub Jelinek PR tree-optimization/58006 * tree-parloops.c (take_address_of): Don't ICE if get_name returns NULL. (eliminate_local_variables_stmt): Remove clobber stmts. 2013-08-16 Jakub Jelinek PR tree-optimization/58164 * gimple.c (walk_stmt_load_store_addr_ops): For visit_addr walk gimple_goto_dest of GIMPLE_GOTO. PR tree-optimization/58165 * tree-call-cdce.c (shrink_wrap_one_built_in_call): If bi_call must be the last stmt in a bb, don't split_block, instead use fallthru edge from it and give up if there is none. Release conds vector when returning early. 2013-08-15 David Given Backport from mainline 2013-04-26 Vladimir Makarov * lra-constraints.c (process_alt_operands): Use #if HAVE_ATTR_enable instead of #ifdef. 2013-08-14 Jakub Jelinek PR tree-optimization/58145 * tree-sra.c (build_ref_for_offset): If prev_base has TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS, propagate it to MEM_REF. 2013-08-14 Andreas Krebbel * config/s390/htmxlintrin.h: Add file missing from last commit. * config/s390/htmintrin.h: Likewise. * config/s390/s390intrin.h: Likewise. 2013-08-14 Uros Bizjak Backport from mainline 2013-08-13 Uros Bizjak * config/i386/sse.md (*sse2_maskmovdqu): Emit addr32 prefix when Pmode != word_mode. Add length_address attribute. (sse3_monitor_): Merge from sse3_monitor and sse3_monitor64_ insn patterns. Emit addr32 prefix when Pmode != word_mode. Update insn length attribute. * config/i386/i386.c (ix86_option_override_internal): Update ix86_gen_monitor selection for merged sse3_monitor insn. 2013-08-14 Jakub Jelinek Alexandre Oliva PR target/58067 * config/i386/i386.c (ix86_delegitimize_address): For CM_MEDIUM_PIC and CM_LARGE_PIC ix86_cmodel fall thru into the -m32 code, handle there also UNSPEC_PLTOFF. 2013-08-13 Jakub Jelinek PR sanitizer/56417 * asan.c (instrument_strlen_call): Fix typo in comment. Use char * type even for the lhs of POINTER_PLUS_EXPR. 2013-08-13 Vladimir Makarov Backport from mainline 2013-06-06 Vladimir Makarov PR rtl-optimization/57459 * lra-constraints.c (update_ebb_live_info): Fix typo for operand type when setting live regs. 2013-08-13 Marek Polacek Jakub Jelinek PR tree-optimization/57980 * tree-tailcall.c (process_assignment): Return false when not dealing with integers or floats. 2013-08-12 Andrew Haley Backport from mainline: * 2013-07-11 Andreas Schwab * config/aarch64/aarch64-linux.h (CPP_SPEC): Define. 2013-08-13 Uros Bizjak Backport from mainline 2013-08-12 Perez Read PR target/58132 * config/i386/i386.md (*movabs_1): Add PTR before operand 0 for intel asm alternative. (*movabs_2): Ditto for operand 1. 2013-08-09 Zhenqiang Chen Backport from mainline: 2013-08-09 Zhenqiang Chen * config/arm/neon.md (vcond): Fix floating-point vector comparisons against 0. 2013-08-08 Kyrylo Tkachov Backport from mainline: 2013-08-08 Kyrylo Tkachov * config/arm/neon.md (movmisalign): Disable when we don't allow unaligned accesses. (*movmisalign_neon_store): Likewise. (*movmisalign_neon_load): Likewise. (*movmisalign_neon_store): Likewise. (*movmisalign_neon_load): Likewise. 2013-08-06 Martin Jambor PR middle-end/58041 * gimple-ssa-strength-reduction.c (replace_ref): Make sure built MEM_REF has proper alignment information. 2013-08-05 Richard Earnshaw PR rtl-optimization/57708 * recog.c (peep2_find_free_register): Validate all regs in a multi-reg mode. 2013-08-02 Eric Botcazou * config/sparc/sparc.c (sparc_emit_membar_for_model) : Add the implied StoreLoad barrier for atomic operations if before. 2013-08-02 Andreas Krebbel Backports from mainline: 2013-06-27 Andreas Krebbel * config/s390/s390.c: Rename UNSPEC_CCU_TO_INT to UNSPEC_STRCMPCC_TO_INT and UNSPEC_CCZ_TO_INT to UNSPEC_CC_TO_INT. (struct machine_function): Add tbegin_p. (s390_canonicalize_comparison): Fold CC mode compares to conditional jump if possible. (s390_emit_jump): Return the emitted jump. (s390_branch_condition_mask, s390_branch_condition_mnemonic): Handle CCRAWmode compares. (s390_option_override): Default to -mhtm if available. (s390_reg_clobbered_rtx): Handle floating point regs as well. (s390_regs_ever_clobbered): Use s390_regs_ever_clobbered also for FPRs instead of df_regs_ever_live_p. (s390_optimize_nonescaping_tx): New function. (s390_init_frame_layout): Extend clobbered_regs array to cover FPRs as well. (s390_emit_prologue): Call s390_optimize_nonescaping_tx. (s390_expand_tbegin): New function. (enum s390_builtin): New enum definition. (code_for_builtin): New array definition. (s390_init_builtins): New function. (s390_expand_builtin): New function. (TARGET_INIT_BUILTINS): Define. (TARGET_EXPAND_BUILTIN): Define. * common/config/s390/s390-common.c (processor_flags_table): Add PF_TX. * config/s390/predicates.md (s390_comparison): Handle CCRAWmode. (s390_alc_comparison): Likewise. * config/s390/s390-modes.def: Add CCRAWmode. * config/s390/s390.h (processor_flags): Add PF_TX. (TARGET_CPU_HTM): Define macro. (TARGET_HTM): Define macro. (TARGET_CPU_CPP_BUILTINS): Define __HTM__ for htm. * config/s390/s390.md: Rename UNSPEC_CCU_TO_INT to UNSPEC_STRCMPCC_TO_INT and UNSPEC_CCZ_TO_INT to UNSPEC_CC_TO_INT. (UNSPECV_TBEGIN, UNSPECV_TBEGINC, UNSPECV_TEND, UNSPECV_TABORT) (UNSPECV_ETND, UNSPECV_NTSTG, UNSPECV_PPA): New unspecv enum values. (TBEGIN_MASK, TBEGINC_MASK): New constants. ("*cc_to_int"): Move up. ("*movcc", "*cjump_64", "*cjump_31"): Accept integer constants other than 0. ("*ccraw_to_int"): New insn and splitter definition. ("tbegin", "tbegin_nofloat", "tbegin_retry") ("tbegin_retry_nofloat", "tbeginc", "tend", "tabort") ("tx_assist"): New expander. ("tbegin_1", "tbegin_nofloat_1", "*tbeginc_1", "*tend_1") ("*tabort_1", "etnd", "ntstg", "*ppa"): New insn definition. * config/s390/s390.opt: Add -mhtm option. * config/s390/s390-protos.h (s390_emit_jump): Add return type. * config/s390/htmxlintrin.h: New file. * config/s390/htmintrin.h: New file. * config/s390/s390intrin.h: New file. * doc/extend.texi: Document htm builtins. * config.gcc: Add the new header files to extra_headers. 2013-07-17 Andreas Krebbel * config/s390/s390.c: (s390_expand_builtin): Allow -mhtm to be enabled without -march=zEC12. * config/s390/s390.h (TARGET_HTM): Do not require EC12 machine flags to be set. 2013-08-01 Ganesh Gopalasubramanian Backport from mainline 2013-05-13 Ganesh Gopalasubramanian * config/i386/i386.c (processor_target_table): Modified default alignment values for AMD BD and BT architectures. 2013-07-31 Sriraman Tallam * config/i386/i386.c (dispatch_function_versions): Fix array indexing of function_version_info to match actual_versions. 2013-07-31 Sebastian Huber * config.gcc (*-*-rtems*): Use __cxa_atexit by default. * config/rs6000/rtems.h (TARGET_LIBGCC_SDATA_SECTION): Define. 2013-07-31 Andreas Krebbel Backport from mainline 2013-03-27 Andreas Krebbel * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Define. 2013-07-23 Andreas Krebbel * config/s390/linux-unwind.h: Use the proper dwarf to hard reg mapping for FPRs when creating the fallback framestate. 2013-07-29 Dominik Vogt * config/s390/s390.md ("movcc"): Swap load and store instructions. 2013-07-25 Terry Guo Backport from mainline: 2013-07-25 Terry Guo * config/arm/arm.c (thumb1_size_rtx_costs): Assign proper cost for shift_add/shift_sub0/shift_sub1 RTXs. 2013-07-22 Iain Sandoe Backport from mainline: 2013-07-22 Uros Bizjak * config/i386/i386.md (nonlocal_goto_receiver): Delete insn if it is not needed after split. 2013-07-20 Iain Sandoe PR target/51784 * config/i386/i386.c (output_set_got) [TARGET_MACHO]: Adjust to emit a second label for nonlocal goto receivers. Don't output pic base labels unless we're producing PIC; mark that action unreachable(). (ix86_save_reg): If the function contains a nonlocal label, save the PIC base reg. * config/darwin-protos.h (machopic_should_output_picbase_label): New. * gcc/config/darwin.c (emitted_pic_label_num): New GTY. (update_pic_label_number_if_needed): New. (machopic_output_function_base_name): Adjust for nonlocal receiver case. (machopic_should_output_picbase_label): New. * config/i386/i386.md (enum unspecv): UNSPECV_NLGR: New. (nonlocal_goto_receiver): New insn and split. 2013-07-19 Wei Mi Backport from mainline: 2013-07-18 Vladimir Makarov Wei Mi PR rtl-optimization/57878 * lra-assigns.c (assign_by_spills): Move non_reload_pseudos to the top. Promote lra_assert to gcc_assert. (reload_pseudo_compare_func): Check regs first for reload pseudos. 2013-07-11 Georg-Johann Lay Backport from 2013-07-19 trunk r201051. PR target/57516 * config/avr/avr-fixed.md (round3_const): Turn expander to insn. * config/avr/avr.md (adjust_len): Add `round'. * config/avr/avr-protos.h (avr_out_round): New prototype. (avr_out_plus): Add `out_label' argument. * config/avr/avr.c (avr_out_plus_1): Add `out_label' argument. (avr_out_plus): Pass down `out_label' to avr_out_plus_1. Handle the case where `insn' is just a pattern. (avr_out_bitop): Handle the case where `insn' is just a pattern. (avr_out_round): New function. (avr_adjust_insn_length): Handle ADJUST_LEN_ROUND. 2013-07-19 Kirill Yukhin * config/i386/bmiintrin.h (_bextr_u32): New. (_bextr_u64): Ditto. (_blsi_u32): New. (_blsi_u64): Ditto. (_blsr_u32): Ditto. (_blsr_u64): Ditto. (_blsmsk_u32): Ditto. (_blsmsk_u64): Ditto. (_tzcnt_u32): Ditto. (_tzcnt_u64): Ditto. 2013-07-17 James Greenhalgh Backport From mainline: 2013-07-03 James Greenhalgh * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_builtin): Handle AARCH64_SIMD_STORE1. * config/aarch64/aarch64-simd-builtins.def (ld1): New. (st1): Likewise. * config/aarch64/aarch64-simd.md (aarch64_ld1): New. (aarch64_st1): Likewise. * config/aarch64/arm_neon.h (vld1_<8, 16, 32, 64>): Convert to RTL builtins. 2013-07-11 Georg-Johann Lay Backport from 2013-07-11 trunk r200901. PR target/57631 * config/avr/avr.c (avr_set_current_function): Sanity-check signal name seen by assembler/linker if available. 2013-07-10 Georg-Johann Lay Backport from 2013-07-10 trunk r200872. PR target/57844 * config/avr/avr.c (avr_prologue_setup_frame): Trunk -size to mode of my_fp. 2013-07-10 Georg-Johann Lay Backport from 2013-07-10 trunk r200870. PR target/57506 * config/avr/avr-mcus.def (atmega16hva, atmega16hva2, atmega16hvb) (atmega16m1, atmega16u4, atmega32a, atmega32c1, atmega32hvb) (atmega32m1, atmega32u4, atmega32u6, atmega64c1, atmega64m1): Remove duplicate devices. * config/avr/gen-avr-mmcu-texi.c (print_mcus): Fail on duplicate MCUs. * config/avr/t-multilib: Regenerate. * config/avr/avr-tables.opt: Regenerate. * doc/avr-mmcu.texi: Regenerate. 2013-07-10 Georg-Johann Lay PR target/56987 * config/avr/avr.opt (Waddr-space-convert): Fix typo. 2013-07-09 Joseph Myers * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Only adjust register size for TDmode and TFmode for VSX registers. 2013-07-08 Kai Tietz Backport from mainline PR target/56892 * config/i386/i386.c (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Define as hook_bool_const_tree_true. 2013-07-08 Uros Bizjak Backport from mainline 2013-07-07 Uros Bizjak * config/i386/driver-i386.c (host_detect_local_cpu): Do not check signature_TM2_ebx, it interferes with signature_INTEL_ebx. Backport from mainline 2013-07-06 Uros Bizjak * config/i386/sse.md (sse_movlhps): Change alternative 3 of operand 2 to "m". 2013-07-08 Eric Botcazou * Makefile.in (tree-ssa-reassoc.o): Add dependency on $(PARAMS_H). 2013-07-08 Jakub Jelinek PR rtl-optimization/57829 * simplify-rtx.c (simplify_binary_operation_1) : Ensure that mask bits outside of mode are just sign-extension from mode to HWI. 2013-07-03 Jakub Jelinek PR target/57777 * config/i386/predicates.md (vsib_address_operand): Disallow SYMBOL_REF or LABEL_REF in parts.disp if TARGET_64BIT && flag_pic. 2013-06-30 Terry Guo Backport from mainline 2013-03-27 Bin Cheng PR target/56102 * config/arm/arm.c (thumb1_rtx_costs, thumb1_size_rtx_costs): Fix rtx costs for SET/ASHIFT/ASHIFTRT/LSHIFTRT/ROTATERT patterns with mult-word mode. 2013-06-28 Jakub Jelinek PR target/57736 * config/i386/i386.c (ix86_expand_builtin): If target == NULL and mode is VOIDmode, don't create a VOIDmode pseudo to copy result into. 2013-06-27 Jakub Jelinek PR target/57623 * config/i386/i386.md (bmi_bextr_): Swap predicates and constraints of operand 1 and 2. PR target/57623 * config/i386/i386.md (bmi2_bzhi_3): Swap AND arguments to match RTL canonicalization. Swap predicates and constraints of operand 1 and 2. * tree-vect-stmts.c (vectorizable_store): Move ptr_incr var decl before the loop, initialize to NULL. (vectorizable_load): Initialize ptr_incr to NULL. 2013-06-24 Martin Jambor PR tree-optimization/57358 * ipa-prop.c (parm_ref_data_preserved_p): Always return true when not optimizing. 2013-06-24 Alan Modra * config/rs6000/rs6000.c (vspltis_constant): Correct for little-endian. (gen_easy_altivec_constant): Likewise. * config/rs6000/predicates.md (easy_vector_constant_add_self, easy_vector_constant_msb): Likewise. 2013-06-21 Uros Bizjak Backport from mainline 2013-06-20 Uros Bizjak PR target/57655 * config/i386/i386.c (construct_container): Report error if long double is used with disabled x87 float returns. 2013-06-20 Wei Mi Backport from mainline 2013-06-19 Wei Mi PR rtl-optimization/57518 * ira.c (set_paradoxical_subreg): Set pdx_subregs[regno] if regno is used in paradoxical subreg. (update_equiv_regs): Check pdx_subregs[regno] before set a reg to be equivalent with a mem. 2013-06-20 David Edelsohn Backport from mainline 2013-06-19 David Edelsohn PR driver/57652 * collect2.c (collect_atexit): New. (collect_exit): Delete. (main): Register collect_atexit with atexit. (collect_wait): Change collect_exit to exit. (do_wait): Same. * collect2.h (collect_exit): Delete. * tlink.c (do_tlink): Rename exit to ret. Change collect_exit to exit. 2013-06-19 Matthias Klose PR driver/57651 * file-find.h (find_a_file): Add a mode parameter. * file-find.c (find_a_file): Likewise. * gcc-ar.c (main): Call find_a_file with R_OK for the plugin, with X_OK for the executables. * collect2.c (main): Call find_a_file with X_OK. 2013-06-19 Igor Zamyatin * doc/invoke.texi (core-avx2): Document. (atom): Updated with MOVBE. 2013-06-19 Jakub Jelinek PR driver/57651 * gcc-ar.c (main): If not CROSS_DIRECTORY_STRUCTURE, look for PERSONALITY in $PATH derived prefixes. 2013-06-19 Paolo Carlini PR c++/56544 * doc/cpp.texi [Standard Predefined Macros, __cplusplus]: Document that now in C++ the value is correct per the C++ standards. 2013-06-19 Alan Modra Apply mainline patches 2013-06-13 Alan Modra * config/rs6000/rs6000.h (LONG_DOUBLE_LARGE_FIRST): Define. * config/rs6000/rs6000.md (signbittf2): New insn. (extenddftf2_internal): Use LONG_DOUBLE_LARGE_FIRST. (abstf2_internal, cmptf_internal2): Likewise. * config/rs6000/spe.md (spe_abstf2_cmp, spe_abstf2_tst): Likewise. 2013-06-11 Anton Blanchard * config/rs6000/rs6000.c (rs6000_adjust_atomic_subword): Calculate correct shift value in little-endian mode. 2013-06-07 Alan Modra * config/rs6000/rs6000.c (setup_incoming_varargs): Round up va_list_gpr_size. 2013-06-04 Alan Modra * config/rs6000/rs6000.c (output_toc): Correct little-endian float constant output. 2013-05-10 Alan Modra * configure.ac (HAVE_AS_TLS): Swap powerpc64 and powerpc cases. (HAVE_LD_LARGE_TOC): Don't mention AIX in help text. * configure: Regenerate. 2013-05-09 Alan Modra * configure.ac (HAVE_AS_TLS): Enable tests for powerpcle and powerpc64le. * configure: Regenerate. 2013-05-07 Anton Blanchard * configure.ac (HAVE_LD_LARGE_TOC): Use right linker emulation for powerpc64 little endian. * configure: Regenerate. 2013-05-06 Alan Modra * config/rs6000/linux.h (DEFAULT_ASM_ENDIAN): Define. (LINK_OS_LINUX_EMUL): Use ENDIAN_SELECT. * config/rs6000/linux64.h (DEFAULT_ASM_ENDIAN): Define. * config/rs6000/sysv4le.h (DEFAULT_ASM_ENDIAN): Define. (LINK_TARGET_SPEC): Use ENDIAN_SELECT. * config/rs6000/sysv4.h (DEFAULT_ASM_ENDIAN): Define as -mbig. 2013-05-06 Alan Modra * config/rs6000/sysv4.h (ENDIAN_SELECT): Define, extracted from (ASM_SPEC): ..here. Emit DEFAULT_ASM_ENDIAN too. (DEFAULT_ASM_ENDIAN): Define. (CC1_SPEC, LINK_TARGET_SPEC): Use ENDIAN_SELECT. * config/rs6000/linux64.h (ASM_SPEC32): Remove endian options. Update -K PIC clause from sysv4.h. (ASM_SPEC_COMMON): Use ENDIAN_SELECT. (LINK_OS_LINUX_EMUL32, LINK_OS_LINUX_EMUL64): Likewise. 2013-05-06 Alan Modra * config/rs6000/rs6000.md (bswapdi 2nd splitter): Don't swap words twice for little-endian. (ashrdi3_no_power, ashrdi3): Support little-endian. 2013-04-25 Alan Modra * config.gcc: Support little-endian powerpc-linux targets. * config/rs6000/linux.h (LINK_OS_LINUX_EMUL): Define. (LINK_OS_LINUX_SPEC): Define. * config/rs6000/linuxspe.h (TARGET_DEFAULT): Preserve MASK_LITTLE_ENDIAN. * config/rs6000/default64.h (TARGET_DEFAULT): Likewise. * config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Likewise. * config/rs6000/linux64.h (OPTION_LITTLE_ENDIAN): Don't zero. (LINK_OS_LINUX_EMUL32, LINK_OS_LINUX_EMUL64): Define. (LINK_OS_LINUX_SPEC32, LINK_OS_LINUX_SPEC64): Use above. * config/rs6000/rs6000.c (output_toc): Don't use .tc for TARGET_ELF. Correct fp word order for little-endian. Don't shift toc entries smaller than a word for little-endian. * config/rs6000/rs6000.md (bswaphi2, bswapsi2 split): Comment. (bswapdi2 splits): Correct low-part subreg for little-endian. Remove wrong BYTES_BIG_ENDIAN tests, and rename vars to remove low/high where such is correct only for be. * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Allow little-endian for -mcall-aixdesc. 2013-06-12 Martin Jambor * ipa-cp.c (ipa_get_indirect_edge_target_1): Check that param_index is within bounds at the beginning of the function. 2013-06-12 Jakub Jelinek PR tree-optimization/57537 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): If vect_handle_widen_op_by_const, convert oprnd1 to half_type1. 2013-06-10 Uros Bizjak Backport from mainline 2013-06-10 Uros Bizjak * config/alpha/alpha.c (alpha_emit_xfloating_compare): Also use cmp_code to construct REG_EQUAL note. 2013-06-10 Oleg Endo Backport from mainline 2013-05-20 Oleg Endo PR target/56547 * config/sh/sh.md (fmasf4): Remove empty constraints strings. (*fmasf4, *fmasf4_media): New insns. 2013-06-09 Jakub Jelinek PR target/57568 * config/i386/i386.md (TARGET_READ_MODIFY_WRITE peepholes): Ensure that operands[2] doesn't overlap with operands[0]. 2013-06-07 Richard Sandiford * recog.c (offsettable_address_addr_space_p): Fix calculation of address mode. Move pointer mode initialization to the same place. 2013-06-07 Sofiane Naci Backport from mainline * config/aarch64/aarch64.md (*movdi_aarch64): Define "simd" attribute. 2013-06-07 Uros Bizjak Backport from mainline 2013-06-05 Uros Bizjak * config/alpha/alpha.c (alpha_emit_conditional_move): Swap all GE, GT, GEU and GTU compares, modulo DImode compares with zero. Backport from mainline 2013-05-23 Uros Bizjak PR target/57379 * config/alpha/alpha.md (unspec): Add UNSPEC_XFLT_COMPARE. * config/alpha/alpha.c (alpha_emit_xfloating_compare): Construct REG_EQUAL note as UNSPEC_XFLT_COMPARE unspec. 2013-06-04 Bill Schmidt Backport from mainline. 2013-05-22 Bill Schmidt * config/rs6000/rs6000.h (MALLOC_ABI_ALIGNMENT): New #define. 2013-06-03 James Greenhalgh Backport from mainline. 2013-04-25 James Greenhalgh * config/aarch64/aarch64.c (aarch64_print_operand): Fix asm_fprintf format specifier in 'X' case. 2013-05-31 Richard Henderson PR target/56742 * config/i386/i386.c (ix86_seh_fixup_eh_fallthru): New. (ix86_reorg): Call it. 2012-05-31 Jakub Jelinek * BASE-VER: Set to 4.8.2. * DEV-PHASE: Set to prerelease. 2013-05-31 Release Manager * GCC 4.8.1 released. 2013-05-24 Greta Yorsh Backport from mainline 2013-05-02 Greta Yorsh PR target/56732 * config/arm/arm.c (arm_expand_epilogue): Check really_return before generating simple_return for naked functions. 2013-05-24 Alexander Ivchenko PR tree-ssa/57385 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Check that index is not negative. 2013-05-23 Martin Jambor PR middle-end/57347 * tree.h (contains_bitfld_component_ref_p): Declare. * tree-sra.c (contains_bitfld_comp_ref_p): Move... * tree.c (contains_bitfld_component_ref_p): ...here. Adjust its caller. * ipa-prop.c (determine_known_aggregate_parts): Check that LHS does not access a bit-field. Assert all final offsets are byte-aligned. 2013-05-23 Richard Biener PR rtl-optimization/57341 * ira.c (validate_equiv_mem_from_store): Use anti_dependence instead of true_dependence. 2013-05-23 Jakub Jelinek PR middle-end/57344 * expmed.c (store_split_bit_field): If op0 is a REG or SUBREG of a REG, don't lower unit. Handle unit not being always BITS_PER_WORD. 2013-05-22 Uros Bizjak PR target/57356 * config/i386/i386.md (*movti_internal_rex64): Emit movaps/movups for non-sse2 targets. (*movti_internal): Simplify mode attribute calculation. 2013-05-22 Richard Biener Backport from mainline 2013-05-21 Richard Biener PR tree-optimization/57318 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Do not estimate stmts with side-effects as likely eliminated. 2013-05-21 Richard Biener PR tree-optimization/57330 * cgraph.c (cgraph_redirect_edge_call_stmt_to_callee): Properly preserve the call stmts fntype. 2013-05-21 Richard Biener PR tree-optimization/57303 * tree-ssa-sink.c (statement_sink_location): Properly handle self-assignments. 2013-05-21 Magnus Granberg PR plugins/56754 * Makefile.in (PLUGIN_HEADERS): Add $(TARGET_H). 2013-05-21 Eric Botcazou Backport from mainline 2013-05-14 Eric Botcazou * config/sparc/sp64-elf.h (CPP_SUBTARGET_SPEC): Delete. * config/sparc/openbsd64.h (CPP_SUBTARGET_SPEC): Likewise. 2013-05-17 Jakub Jelinek PR rtl-optimization/57281 PR rtl-optimization/57300 * config/i386/i386.md (extendsidi2_1 dead reg splitter): Remove. (extendsidi2_1 peephole2s): Add instead 2 new peephole2s, that undo what the other splitter did if the registers are dead. 2013-05-17 Uros Bizjak Backport from mainline 2013-05-16 Uros Bizjak * config/i386/driver-i386.c (host_detect_local_cpu): Determine cache parameters using detect_caches_amd also for CYRIX, NSC and TM2 signatures. 2013-05-16 Uros Bizjak Dzianis Kahanovich PR target/45359 PR target/46396 * config/i386/driver-i386.c (host_detect_local_cpu): Detect VIA/Centaur processors and determine their cache parameters using detect_caches_amd. 2013-05-15 Uros Bizjak * config/i386/i386.c (ix86_option_override_internal): Update processor_alias_table for missing PTA_PRFCHW and PTA_FXSR flags. Add PTA_POPCNT to corei7 entry. Do not enable SSE prefetch on non-SSE 3dNow! targets. Enable TARGET_PRFCHW for TARGET_3DNOW targets. * config/i386/i386.md (prefetch): Enable for TARGET_PRFCHW instead of TARGET_3DNOW. (*prefetch_3dnow): Enable for TARGET_PRFCHW only. 2013-05-17 Jakub Jelinek * gcc.c (SANITIZER_SPEC): Reject -fsanitize=address -fsanitize=thread linking. PR tree-optimization/57051 * fold-const.c (const_binop) : Fix BYTES_BIG_ENDIAN handling. 2013-05-16 Jakub Jelinek * omp-low.c (extract_omp_for_data): For collapsed loops, if at least one of the loops is known at compile time to iterate zero times, set count to 0. (expand_omp_regimplify_p): New function. (expand_omp_for_generic): For collapsed loops, if at least one of the loops isn't known to iterate at least once, add runtime check with setting count to 0. (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): For unsigned types if it isn't known at compile time that the loop will iterate at least once, add runtime check to bypass the whole loop if initial condition isn't true. 2013-05-14 Jakub Jelinek PR middle-end/57251 * expr.c (expand_expr_real_2) : Handle the case when both op0 and op1 have VOIDmode. 2013-05-13 Jakub Jelinek PR tree-optimization/57230 * tree-ssa-strlen.c (handle_char_store): Add missing integer_zerop check. 2013-05-12 Joern Rennecke * config/epiphany/epiphany.c (epiphany_init): Check size of NUM_MODES_FOR_MODE_SWITCHING. (epiphany_expand_prologue): Remove CONFIG_REGNUM initial value handling code. (epiphany_optimize_mode_switching): Handle EPIPHANY_MSW_ENTITY_CONFIG. (epiphany_mode_needed, epiphany_mode_entry_exit): Likewise. (emit_set_fp_mode, epiphany_mode_after): Likewise. (epiphany_mode_needed) : Don't return 1 for FP_MODE_NONE. * config/epiphany/epiphany.h (NUM_MODES_FOR_MODE_SWITCHING): Add value for EPIPHANY_MSW_ENTITY_CONFIG. (EPIPHANY_MSW_ENTITY_CONFIG, EPIPHANY_MSW_ENTITY_NUM): Define. * config/epiphany/epiphany.md (save_config): New pattern. 2013-05-10 Sebastian Huber * config/arm/t-rtems-eabi: Remove mthumb/march=armv7 multilib. Add mthumb/march=armv7-a multilib. Add mthumb/march=armv7-r multilib. Add mthumb/march=armv7-a/mfpu=neon/mfloat-abi=hard multilib. 2013-05-10 Ralf Corsépius PR target/57237 * config/v850/t-rtems: Add more multilibs. 2013-05-10 Richard Biener PR tree-optimization/57214 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling): Do not propagate from SSA names that occur in abnormal PHI nodes. 2013-05-10 Alan Modra PR target/55033 * varasm.c (default_elf_select_section): Move !DECL_P check.. (get_named_section): ..to here before calling get_section_name. Adjust assertion. (default_section_type_flags): Add DECL_P check. * config/i386/winnt.c (i386_pe_section_type_flags): Likewise. * config/rs6000/rs6000.c (rs6000_xcoff_section_type_flags): Likewise. 2013-05-09 Joern Rennecke * config/epiphany/epiphany.c (epiphany_expand_prologue): When using gen_stack_adjust_str with a register offset, add a REG_FRAME_RELATED_EXPR note. 2013-05-09 Martin Jambor PR middle-end/56988 * ipa-prop.h (ipa_agg_replacement_value): New flag by_ref. * ipa-cp.c (find_aggregate_values_for_callers_subset): Fill in the by_ref flag of ipa_agg_replacement_value structures. (known_aggs_to_agg_replacement_list): Likewise. * ipa-prop.c (write_agg_replacement_chain): Stream by_ref flag. (read_agg_replacement_chain): Likewise. (ipcp_transform_function): Also check that by_ref flags match. 2013-05-08 Diego Novillo PR bootstrap/54659 Revert: 2012-08-17 Diego Novillo PR bootstrap/54281 * configure.ac: Add libintl.h to AC_CHECK_HEADERS list. * config.in: Regenerate. * configure: Regenerate. * intl.h: Always include libintl.h if HAVE_LIBINTL_H is set. 2013-05-08 Paolo Carlini PR tree-optimization/57200 * tree-ssa-loop-niter.c (do_warn_aggressive_loop_optimizations): Only call inform if the preceding warning_at returns true. 2013-05-07 Jakub Jelinek PR tree-optimization/57149 * tree-ssa-uninit.c (uninit_undefined_value_p): New inline. (can_skip_redundant_opnd, compute_uninit_opnds_pos, collect_phi_def_edges, execute_late_warn_uninitialized): Use uninit_undefined_value_p instead of ssa_undefined_value_p. PR debug/57184 * expr.c (expand_expr_addr_expr_1): Handle COMPOUND_LITERAL_EXPR for modifier == EXPAND_INITIALIZER. 2013-05-07 Richard Biener Backport from mainline 2013-05-06 Richard Biener PR tree-optimization/57185 * tree-parloops.c (add_field_for_reduction): Handle anonymous SSA names properly. 2013-04-19 Richard Biener PR tree-optimization/57000 * tree-ssa-reassoc.c (pass_reassoc): Add TODO_update_ssa_only_virtuals. 2013-05-06 Michael Meissner Backport from trunk 2013-05-03 Michael Meissner PR target/57150 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Use DFmode to save TFmode registers and DImode to save TImode registers for caller save operations. (HARD_REGNO_CALL_PART_CLOBBERED): TFmode and TDmode do not need to mark being partially clobbered since they only use the first double word. * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): TFmode and TDmode only use the upper 64-bits of each VSX register. 2013-05-06 Oleg Endo PR target/57108 * config/sh/sh.md (tstsi_t_zero_extract_eq): Use QIHISIDI mode iterator. 2013-05-06 Uros Bizjak Backport from mainline 2013-05-06 Uros Bizjak PR target/57106 * config/i386/i386.c (add_parameter_dependencies): Add dependence between "first_arg" and "insn", not "last" and "insn". 2013-05-03 Jakub Jelinek PR rtl-optimization/57130 * combine.c (make_compound_operation) : Pass SET instead of COMPARE as in_code to the recursive call if needed. Backported from mainline 2013-04-26 Jakub Jelinek PR tree-optimization/57051 * fold-const.c (const_binop): Handle VEC_LSHIFT_EXPR and VEC_RSHIFT_EXPR if shift count is a multiple of element bitsize. 2013-04-12 Marc Glisse * fold-const.c (fold_binary_loc): Call const_binop also for mixed vector-scalar operations. 2013-05-03 Marek Polacek Backport from mainline 2013-04-25 Marek Polacek PR tree-optimization/57066 * builtins.c (fold_builtin_logb): Return +Inf for -Inf. 2013-05-02 Vladimir Makarov Backport from mainline 2013-05-02 Vladimir Makarov * lra-constraints.c (process_alt_operands): Add checking alt number to choose the best alternative. 2013-05-01 Vladimir Makarov PR target/57091 * lra-constraints.c (best_small_class_operands_num): Remove. (process_alt_operands): Remove small_class_operands_num. Take small classes operands into losers and only if the operand is not matched. Modify debugging output. (curr_insn_transform): Remove best_small_class_operands_num. Print insn name. 2013-05-02 Vladimir Makarov Backport from mainline 2013-04-29 Vladimir Makarov PR target/57097 * lra-constraints.c (process_alt_operands): Discourage a bit more using memory for pseudos. Print cost dump for alternatives. Modify cost values for conflicts with early clobbers. (curr_insn_transform): Spill pseudos reassigned to NO_REGS. 2013-05-02 Vladimir Makarov Backport from mainline 2013-04-24 Vladimir Makarov PR rtl-optimizations/57046 * lra-constraints (split_reg): Set up lra_risky_transformations_p for multi-reg splits. 2013-05-02 Vladimir Makarov Backport from mainline 2013-04-22 Vladimir Makarov PR target/57018 * lra-eliminations.c (mark_not_eliminable): Prevent elimination of a set sp if no stack realignment. 2013-05-02 Vladimir Makarov Backport from mainline 2013-04-18 Vladimir Makarov PR rtl-optimization/56999 * lra-coalesce.c (coalescable_pseudo_p): Remove 2nd parameter and related code. (lra_coalesce): Remove split_origin_bitmap and related code. * lra.c (lra): Coalesce after undoing inheritance. Recreate live ranges if necessary. 2013-05-02 Vladimir Makarov Backport from mainline 2013-04-19 Vladimir Makarov PR rtl-optimization/56847 * lra-constraints.c (process_alt_operands): Discourage alternative with non-matche doffsettable memory constraint fro memory with known offset. 2013-05-02 Ian Bolton Backport from mainline 2013-03-28 Ian Bolton * config/aarch64/aarch64.md (aarch64_can_eliminate): Keep frame record only when desired or required. 2013-04-30 Jakub Jelinek PR tree-optimization/57104 * tsan.c (instrument_expr): Don't instrument accesses to DECL_HARD_REGISTER VAR_DECLs. 2013-04-30 Uros Bizjak Backport from mainline 2013-04-29 Uros Bizjak PR target/44578 * config/i386/i386.md (*zero_extendsidi2_rex64): Add "!" to m->?*y alternative. (*zero_extendsidi2): Ditto. Backport from mainline 2013-04-29 Uros Bizjak PR target/57098 * config/i386/i386.c (ix86_expand_vec_perm): Validize constant memory. 2013-04-29 Richard Biener PR middle-end/57103 * tree-cfg.c (move_stmt_op): Fix condition under which to update TREE_BLOCK. (move_stmt_r): Remove redundant checking. 2013-04-29 Christian Bruel PR target/57108 * sh.md (tstsi_t_zero_extract_eq): Set mode for operand 0. 2013-04-29 Jakub Jelinek PR tree-optimization/57083 * tree-vrp.c (extract_range_from_binary_expr_1): For LSHIFT_EXPR with non-singleton shift count range, zero extend low_bound for uns case. 2013-04-28 Eric Botcazou * stor-layout.c (finalize_size_functions): Allocate a structure and reset cfun before dumping the functions. 2013-04-27 Jakub Jelinek PR target/56866 * config/i386/i386.c (ix86_expand_mul_widen_evenodd): Don't use xop_pmacsdqh if uns_p. * config/i386/sse.md (xop_rotr3): Fix up computation of the immediate rotate count. 2013-04-25 Jakub Jelinek PR rtl-optimization/57003 * regcprop.c (copyprop_hardreg_forward_1): If ksvd.ignore_set_reg, call note_stores with kill_clobbered_value callback again after killing regs_invalidated_by_call. 2013-04-25 Ian Bolton Backported from mainline. 2013-03-22 Ian Bolton * config/aarch64/aarch64.c (aarch64_print_operand): New format specifier for printing a constant in hex. * config/aarch64/aarch64.md (insv_imm): Use the X format specifier for printing second operand. 2013-04-24 James Greenhalgh Backported from mainline. 2013-04-24 James Greenhalgh * config/aarch64/arm_neon.h (vld1_lane*): Fix constraints. (vld1_dup_<8, 16, 32, 64>): Likewise. (vld1_<8, 16, 32, 64>): Likewise. 2013-04-24 Greta Yorsh Backported from mainline. PR target/56797 * config/arm/arm.c (load_multiple_sequence): Require SP as base register for loads if SP is in the register list. 2013-04-23 Bill Schmidt Steven Bosscher Backported from mainline. PR rtl-optimization/56605 * loop-iv.c (implies_p): Handle equal RTXs and subregs. 2013-04-22 Marek Polacek Backported from mainline. 2013-04-22 Marek Polacek PR sanitizer/56990 * tsan.c (instrument_expr): Don't instrument expression in case its size is zero. 2013-04-22 Yufeng Zhang Backported from mainline. 2013-04-10 Yufeng Zhang * config/aarch64/aarch64.c (aarch64_print_extension): New function. (aarch64_start_file): Use the new function. 2013-04-18 Jakub Jelinek PR tree-optimization/56984 * tree-vrp.c (register_edge_assert_for_2): For (x >> M) < N and (x >> M) >= N don't register any assertion if N << M is the minimum value. 2013-04-17 David Edelsohn PR target/56948 * config/rs6000/vsx.md (vsx_mov): Add j->r alternative. 2013-04-15 Jakub Jelinek PR tree-optimization/56962 * gimple-ssa-strength-reduction.c (record_increment): Only set initializer if gimple_assign_rhs_code is {,POINTER_}PLUS_EXPR and either rhs1 or rhs2 is equal to c->base_expr. 2013-04-15 Andreas Krebbel * emit-rtl.c (reset_all_used_flags): New function. (verify_rtl_sharing): Call reset_all_used_flags before and after performing the checks. 2013-04-15 Eric Botcazou PR target/56890 * config/sparc/sparc.c (enum sparc_mode_class): Add H_MODE value. (S_MODES): Set H_MODE bit. (SF_MODES): Set only S_MODE and SF_MODE bits. (DF_MODES): Set SF_MODES and only D_MODE and DF_MODE bits. (sparc_init_modes) : Set H_MODE bit for sub-word modes. : Do not set SF_MODE for sub-word modes. : Likewise. 2013-04-12 Vladimir Makarov PR target/56903 * config/i386/i386.c (ix86_hard_regno_mode_ok): Add lra_in_progress for return. 2013-04-12 Jakub Jelinek PR tree-optimization/56918 PR tree-optimization/56920 * fold-const.c (int_const_binop_1): Use op1.mul_with_sign (op2, ...) instead of op1 - op2. Pass 2 * TYPE_PRECISION (type) as second argument to rshift method. 2013-04-12 Andreas Krebbel * ifcvt.c (end_ifcvt_sequence): Mark a and b for unsharing as well. 2013-04-11 Marek Polacek PR tree-optimization/48184 * params.def (PARAM_ALIGN_THRESHOLD): Increase the minimum value to 1. 2013-04-11 James Greenhalgh Backported from mainline. 2013-04-11 James Greenhalgh * config/aarch64/aarch64-simd.md (aarch64_vcond_internal): Fix floating-point vector comparisons against 0. 2013-04-11 Jakub Jelinek PR tree-optimization/56899 * fold-const.c (extract_muldiv_1): Apply distributive law only if TYPE_OVERFLOW_WRAPS (ctype). 2013-04-10 David S. Miller * config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=supersparc or -mcpu=hypersparc. 2013-04-10 Jakub Jelinek Backported from mainline 2013-04-09 Jakub Jelinek PR middle-end/56883 * omp-low.c (expand_omp_for_generic, expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Use simple_p = true in force_gimple_operand_gsi calls when assigning to addressable decls. 2013-04-09 Marek Polacek PR tree-optimization/48762 * params.def (PARAM_MAX_CSE_INSNS): Increase the minimum value to 1. 2013-04-08 Andreas Krebbel * config/s390/s390.c (s390_expand_insv): Only accept insertions within mode size. 2013-04-08 Marek Polacek PR rtl-optimization/48182 * params.def (PARAM_MIN_CROSSJUMP_INSNS): Increase the minimum value to 1. 2013-04-06 John David Anglin PR target/55487 * config/pa/pa.c (legitimize_pic_address): Before incrementing label nuses, make sure we have a label. 2013-04-04 Ian Lance Taylor Backport from mainline: * doc/standards.texi (Standards): The Go frontend supports the Go 1 language standard. 2013-04-04 Marek Polacek Backport from mainline: 2013-04-04 Marek Polacek PR tree-optimization/48186 * predict.c (maybe_hot_frequency_p): Return false if HOT_BB_FREQUENCY_FRACTION is 0. (cgraph_maybe_hot_edge_p): Likewise. 2013-04-04 Kyrylo Tkachov Backport from mainline: 2013-03-25 Kyrylo Tkachov PR target/56720 * config/arm/iterators.md (v_cmp_result): New mode attribute. * config/arm/neon.md (vcond): Handle unordered cases. 2013-04-04 Richard Biener PR tree-optimization/56837 * tree-loop-distribution.c (classify_partition): For non-zero values require that the value has the same precision as its mode to be useful as memset value. 2013-04-03 Roland McGrath Backport from mainline: 2013-03-26 Roland McGrath * config/arm/arm.c (arm_print_operand: case 'w'): Use fputs rather than fprintf with a non-constant, non-format string. 2013-04-03 Marek Polacek Backport from mainline: 2013-04-03 Marek Polacek PR sanitizer/55702 * tsan.c (instrument_func_exit): Allow BUILT_IN_RETURN functions. 2013-04-03 Richard Biener PR tree-optimization/56817 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Split out ... (tree_unroll_loops_completely_1): ... new function to manually walk the loop tree, properly defering outer loops of unrolled loops to later iterations. 2013-04-02 Jakub Jelinek PR rtl-optimization/56745 * ifcvt.c (cond_exec_find_if_block): Don't try to optimize if then_bb has no successors and else_bb is EXIT_BLOCK_PTR. 2013-04-02 Wei Mi * config/i386/i386.c (ix86_rtx_costs): Set proper rtx cost for ashl3_mask, *3_mask and *3_mask in i386.md. 2013-04-01 Wei Mi * config/i386/i386.md (*ashl3_mask): Rewrite as define_insn. Truncate operand 2 using %b asm operand modifier. (*3_mask): Ditto. (*3_mask): Ditto. 2013-04-01 Uros Bizjak * config/i386/i386.md (*movsf_internal): Change type of alternatives 3,4 to imov. 2013-03-29 Paolo Carlini PR lto/56777 * doc/invoke.texi ([-fwhole-program]): Fix typo. 2013-03-29 Kirill Yukhin * config/i386/avx2intrin.h (_mm256_broadcastsi128_si256): Fix declaration name. 2013-03-28 Gerald Pfeifer * doc/invoke.texi (AVR Options): Tweak link for AVR-LibC user manual. * doc/extend.texi (Named Address Spaces): Ditto. (Variable Attributes): Ditto. 2013-03-28 Eric Botcazou * toplev.c (process_options): Do not disable -fomit-frame-pointer on a general basis if unwind info is requested and ACCUMULATE_OUTGOING_ARGS is not enabled. 2013-03-27 Walter Lee Backport from mainline: 2013-03-27 Walter Lee * config/tilegx/tilegx.c (tilegx_expand_prologue): Avoid double-decrement of next_scratch_regno. 2013-03-27 Walter Lee Backport from mainline: 2013-03-27 Walter Lee * config/tilegx/tilegx.md (insn_v1mulu): Fix predicates on input operands. (insn_v1mulus): Ditto. (insn_v2muls): Ditto. 2013-03-27 Walter Lee Backport from mainline: 2013-03-27 Walter Lee * config/tilegx/tilegx.h (ASM_OUTPUT_ADDR_VEC_ELT): Delete extra tab. (ASM_OUTPUT_ADDR_DIFF_ELT): Ditto. 2013-03-27 Walter Lee Backport from mainline: 2013-03-27 Walter Lee * config/tilegx/tilegx.md (*sibcall_insn): Fix type atribute for jr. (*sibcall_value): Ditto. 2013-03-27 Walter Lee Backport from mainline: 2013-03-27 Walter Lee * config/tilegx/tilegx.md (insn_mnz_): Replaced by ... (insn_mnz_v8qi): ... this ... (insn_mnz_v4hi): ... and this. Replace (const_int 0) with the vector equivalent. (insn_vmnz): Replaced by ... (insn_v1mnz): ... this ... (insn_v2mnz): ... and this. Replace (const_int 0) with the vector equivalent. (insn_mz_): Replaced by ... (insn_mz_v8qi): ... this ... (insn_mz_v4hi): ... and this. Replace (const_int 0) with the vector equivalent. (insn_vmz): Replaced by ... (insn_v1mz): ... this ... (insn_v2mz): ... and this. Replace (const_int 0) with the vector equivalent. 2013-03-26 Eric Botcazou * doc/invoke.texi (SPARC options): Remove -mlittle-endian. 2013-03-26 Sebastian Huber * config/rtems.opt: Add -pthread option. 2013-03-26 Sofiane Naci * config/aarch64/aarch64.c (aarch64_classify_address): Support PC-relative load in SI modes and above only. 2013-03-26 Walter Lee Backport from mainline: 2013-03-26 Walter Lee * config/tilegx/tilegx.h (PROFILE_BEFORE_PROLOGUE): Define. * config/tilegx/tilepro.h (PROFILE_BEFORE_PROLOGUE): Define. 2013-03-26 Walter Lee Backport from mainline: 2013-03-25 Walter Lee * config/tilegx/tilegx-builtins.h (enum tilegx_builtin): Add TILEGX_INSN_SHUFFLEBYTES1. * config/tilegx/tilegx.c (tilegx_builtin_info): Add entry for shufflebytes1. (tilegx_builtins): Ditto. * config/tilegx/tilegx.md (insn_shufflebytes1): New pattern. 2013-03-26 Walter Lee Backport from mainline: 2013-03-25 Walter Lee * config/tilegx/tilegx.c (expand_set_cint64_one_inst): Inline tests for constraint J, K, N, P. 2013-03-26 Walter Lee Backport from mainline: 2013-03-25 Walter Lee * config/tilegx/tilegx.c (tilegx_asm_preferred_eh_data_format): Use indirect/pcrel encoding. * config/tilepro/tilepro.c (tilepro_asm_preferred_eh_data_format): Ditto. 2013-03-25 Richard Biener PR middle-end/56694 * tree-eh.c (lower_eh_must_not_throw): Strip BLOCKs from the must-not-throw stmt location. 2012-03-22 Jakub Jelinek * BASE-VER: Set to 4.8.1. * DEV-PHASE: Set to prerelease. 2013-03-22 Release Manager * GCC 4.8.0 released. 2013-03-21 Walter Lee * config/tilegx/sync.md (atomic_test_and_set): New pattern. 2013-03-21 Mark Wielaard * dwarf2out.c (size_of_aranges): Skip DECL_IGNORED_P functions. 2013-03-20 Richard Biener PR tree-optimization/56661 * tree-ssa-sccvn.c (visit_use): Only value-number calls if the result does not have to be distinct. 2013-03-20 Jakub Jelinek PR tree-optimization/56635 * tree-ssa-phiopt.c (cond_if_else_store_replacement_1): Give up if lhs of then_assign and else_assign don't have compatible types. 2013-03-17 Jakub Jelinek PR target/56640 * config/arm/arm.h (REG_CLASS_NAMES): Add "SFP_REG" and "AFP_REG" class names. Remove trailing comma after "ALL_REGS". 2013-03-16 Jakub Jelinek * DEV-PHASE: Set to prerelease. 2013-03-14 Andi Kleen PR target/56619 * doc/extend.texi: Document __ATOMIC_HLE_ACQUIRE, __ATOMIC_HLE_RELEASE. Document __builtin_ia32 TSX intrincs. Document _x* TSX intrinsics. 2013-03-14 Edgar E. Iglesias David Holsgrove * configure.ac: Add MicroBlaze TLS support detection. * configure: Regenerate. * config/microblaze/microblaze-protos.h (microblaze_cannot_force_const_mem, microblaze_tls_referenced_p, symbol_mentioned_p, label_mentioned_p): Add prototypes. * config/microblaze/microblaze.c (microblaze_address_type): Add ADDRESS_TLS and tls_reloc address types. (microblaze_address_info): Add tls_reloc. (TARGET_HAVE_TLS): Define. (get_tls_get_addr, microblaze_tls_symbol_p, microblaze_tls_operand_p_1, microblaze_tls_referenced_p, microblaze_cannot_force_const_mem, symbol_mentioned_p, label_mentioned_p, tls_mentioned_p, load_tls_operand, microblaze_call_tls_get_addr, microblaze_legitimize_tls_address): New functions. (microblaze_classify_unspec): Handle UNSPEC_TLS. (get_base_reg): Use microblaze_tls_symbol_p. (microblaze_classify_address): Handle TLS. (microblaze_legitimate_pic_operand): Use symbol_mentioned_p, label_mentioned_p and microblaze_tls_referenced_p. (microblaze_legitimize_address): Handle TLS. (microblaze_address_insns): Handle ADDRESS_TLS. (pic_address_needs_scratch): Handle TLS. (print_operand_address): Handle TLS. (microblaze_expand_prologue): Check TLS_NEEDS_GOT. (microblaze_expand_move): Handle TLS. (microblaze_legitimate_constant_p): Check microblaze_cannot_force_const_mem and microblaze_tls_symbol_p. (TARGET_CANNOT_FORCE_CONST_MEM): Define. * config/microblaze/microblaze.h (TLS_NEEDS_GOT): Define (PIC_OFFSET_TABLE_REGNUM): Set. * config/microblaze/linux.h (TLS_NEEDS_GOT): Define. * config/microblaze/microblaze.md (UNSPEC_TLS): Define. (addsi3, movsi_internal2, movdf_internal): Update constraints * config/microblaze/predicates.md (arith_plus_operand): Define (move_operand): Redefine as move_src_operand, check microblaze_tls_referenced_p. 2013-03-14 Ian Bolton * config/aarch64/aarch64.md: (*and3nr_compare0): Use CC_NZ. (*and_3nr_compare0): Likewise. 2013-03-14 Ian Bolton * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return correct CC mode for AND. 2013-03-14 Jakub Jelinek PR tree-optimization/53265 * common.opt (Waggressive-loop-optimizations): New option. * tree-ssa-loop-niter.c: Include tree-pass.h. (do_warn_aggressive_loop_optimizations): New function. (record_estimate): Call it. Don't add !is_exit bounds to loop->bounds if number_of_latch_executions returned constant. (estimate_numbers_of_iterations_loop): Call number_of_latch_executions early. If number_of_latch_executions returned constant, set nb_iterations_upper_bound back to it. * cfgloop.h (struct loop): Add warned_aggressive_loop_optimizations field. * Makefile.in (tree-ssa-loop-niter.o): Depend on $(TREE_PASS_H). * doc/invoke.texi (-Wno-aggressive-loop-optimizations): Document. * config/aarch64/t-aarch64-linux (MULTARCH_DIRNAME): Remove. (MULTILIB_OSDIRNAMES): Set. * genmultilib: If defaultosdirname doesn't start with :: , set defaultosdirname2 instead, clear it and emit two . multilib_raw entries instead of just one. 2013-03-14 Kaz Kojima * config/sh/linux.h (TARGET_DEFAULT): Remove MASK_USERMODE. (SUBTARGET_OVERRIDE_OPTIONS): Set TARGET_USERMODE as default. * config/sh/netbsd-elf.h (TARGET_DEFAULT): Remove MASK_USERMODE. (SUBTARGET_OVERRIDE_OPTIONS): New. 2013-03-13 Oleg Endo PR target/49880 * config/sh/sh.opt (FPU_SINGLE_ONLY): New mask. (musermode): Convert to Var(TARGET_USERMODE). * config/sh/sh.h (SELECT_SH2A_SINGLE_ONLY, SELECT_SH4_SINGLE_ONLY, MASK_ARCH): Add MASK_FPU_SINGLE_ONLY. * config/sh/sh.c (sh_option_override): Use TARGET_FPU_DOUBLE || TARGET_FPU_SINGLE_ONLY for call-fp case. * config/sh/sh.md (udivsi3_i1, divsi3_i1): Remove ! TARGET_SH4 condition. (udivsi3_i4, divsi3_i4): Use TARGET_FPU_DOUBLE condition instead of TARGET_SH4. (udivsi3_i4_single, divsi3_i4_single): Use TARGET_FPU_SINGLE_ONLY || TARGET_FPU_DOUBLE instead of TARGET_HARD_SH4. 2013-03-13 Dave Korn * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): Make shared libgcc the default setting. 2013-03-13 Richard Biener PR tree-optimization/56608 * tree-vect-slp.c (vect_schedule_slp): Do not remove scalar calls when vectorizing basic-blocks. 2013-03-13 Jakub Jelinek PR plugins/45078 * config.gcc: On arm, mips, sh and sparc add vxworks-dummy.h to tm_file. 2013-03-12 Jakub Jelinek * doc/invoke.texi (-Waddr-space-convert): Move into the table earlier. 2013-03-11 Jan Hubicka PR lto/56557 * lto-streamer-out.c (output_symbol_p): Skip references from constructors of external variables. 2013-03-11 Jan Hubicka PR middle-end/56571 * valtrack.c (cleanup_auto_inc_dec): Unshare clobbers originating from pseudos. * emit-rtl.c (verify_rtx_sharing): Likewise. (copy_insn_1): Likewise. * rtl.c (copy_rtx): Likewise. 2013-03-11 Georg-Johann Lay PR target/56591 * config/avr/avr.c (avr_print_operand): Add space after '%c' in output_operand_lossage message. 2013-03-11 Richard Earnshaw PR target/56470 * arm.c (shift_op): Validate RTL pattern on the fly. (arm_print_operand, case 'S'): Don't use shift_operator to validate the RTL. 2013-03-10 John David Anglin PR target/56347 * config/pa/pa.md (call_value): Check for calls to powf and direct to new call patterns that clobber %fr12. (call_val_powf, call_val_powf_pic, call_val_powf_64bit): New insn, split and postreload patterns. * config/pa/pa.c (pa_conditional_register_usage): Revert marking registers %fr12 and %fr12R as call used. 2013-03-09 Steven Bosscher * dse.c (delete_dead_store_insn): Respect TDF_DETAILS. (canon_address, record_store, replace_read, check_mem_read_rtx, scan_insn, dse_step1, dse_step2_init, dse_step2_spill, dse_step4, dse_step5_nospill, dse_step5_spill, dse_step6, rest_of_handle_dse): Likewise. 2013-03-09 Richard Sandiford PR middle-end/56524 * tree.h (tree_optimization_option): Rename target_optabs to optabs. Add base_optabs. (TREE_OPTIMIZATION_OPTABS): Update after previous field change. (TREE_OPTIMIZATION_BASE_OPTABS): New macro. (save_optabs_if_changed): Replace with... (init_tree_optimization_optabs): ...this. * optabs.c (save_optabs_if_changed): Rename to... (init_tree_optimization_optabs): ...this. Take the optimization node as argument. Do nothing if the base optabs are already correct. Reuse the existing TREE_OPTIMIZATION_OPTABS memory if we need to recompute optabs. * function.h (function): Remove optabs field. * function.c (invoke_set_current_function_hook): Call init_tree_optimization_optabs. Use the result to initialize this_fn_optabs. 2013-02-27 Aldy Hernandez * trans-mem.c (expand_transaction): Do not set PR_INSTRUMENTEDCODE if GTMA_HAS_NO_INSTRUMENTATION. (generate_tm_state): Keep GTMA_HAS_NO_INSTRUMENTATION bit. (ipa_tm_transform_transaction): Set GTMA_HAS_NO_INSTRUMENTATION. * gimple.h (GTMA_HAS_NO_INSTRUMENTATION): Define. * gimple-pretty-print.c (dump_gimple_transaction): Handle GTMA_HAS_NO_INSTRUMENTATION. 2013-03-08 Jakub Jelinek * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Don't link against libasan_preinit.o. 2013-03-08 Marek Polacek Jakub Jelinek PR tree-optimization/56478 * predict.c (is_comparison_with_loop_invariant_p): Change the type of loop_step to tree. (predict_loops): Adjust. (predict_iv_comparison): Perform the computations on double_ints. 2013-03-08 Richard Biener PR tree-optimization/56570 * tree-cfg.c (verify_expr_location_1): Verify locations for DECL_DEBUG_EXPR. * tree-sra.c (create_access_replacement): Strip locations from DECL_DEBUG_EXPRs. 2013-03-08 Richard Biener * tree-inline.c (expand_call_inline): Do not associate a BLOCK with the location in BLOCK_SOURCE_LOCATION. * tree-cfg.c (verify_location): Verify BLOCK_SOURCE_LOCATION. 2013-03-08 Richard Biener * tree-ssa-ter.c (is_replaceable_p): Do not TER across location or block changes with -Og. Fix for location / block encoding changes and PHI arguments with locations. 2013-03-07 Steven Bosscher * bitmap.c (struct bitmap_descriptor_d): Use unsigned HOST_WIDEST_INT for all counters. (struct output_info): Likewise. (register_overhead): Remove bad gcc_assert. (bitmap_find_bit): If there is only a single bitmap element, do not count a miss as a search. (print_statistics): Update for counter type changes. (dump_bitmap_statistics): Likewise. Print headers such that they are properly lined up with the printed counters. 2013-03-07 Jakub Jelinek PR tree-optimization/56559 * tree-ssa-reassoc.c (zero_one_operation): When looking at rhs2, check that it has only a single use. 2013-03-07 Richard Biener * doc/invoke.texi (fwhole-program): Discourage use in combination with -flto. 2013-03-06 Jakub Jelinek * config/arm/t-arm (TM_H, OPTIONS_H_EXTRA): Add arm-cores.def. PR tree-optimization/56539 * tree-tailcall.c (adjust_return_value_with_ops): Use GSI_SAME_STMT instead of GSI_CONTINUE_LINKING as last argument to force_gimple_operand_gsi. Adjust function comment. * config/aarch64/t-aarch64 (TM_H, OPTIONS_H_EXTRA): Add aarch64-cores.def. PR middle-end/56548 * expr.c (expand_cond_expr_using_cmove): When expanding cmove in promoted mode, convert the result back to the original mode. 2013-03-06 Richard Biener PR middle-end/56294 * tree-into-ssa.c (insert_phi_nodes_for): Add dumping. (insert_updated_phi_nodes_compare_uids): New function. (update_ssa): Sort symbols_to_rename after UID before traversing it to insert PHI nodes. 2013-03-06 Richard Biener PR middle-end/50494 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Do not adjust alignment of DECL_IN_CONSTANT_POOL decls. Revert 2013-02-13 Richard Biener PR lto/50494 * varasm.c (output_constant_def_1): Get the decl representing the constant as argument. (output_constant_def): Wrap output_constant_def_1. (make_decl_rtl): Use output_constant_def_1 with the decl representing the constant. (build_constant_desc): Optionally re-use a decl already representing the constant. (tree_output_constant_def): Adjust. 2013-03-06 Joey Ye PR lto/50293 * gcc.c (convert_white_space): New function. (main): Handles white space in function name. 2013-03-06 Oleg Endo PR target/56529 * config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy to SH_DIV_CALL_TABLE for TARGET_SH2. * config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib list. * doc/invoke.texi (SH options): Document mdiv= call-div1, call-fp, call-table options. 2013-03-05 Sterling Augustine Cary Coutant PR debug/55364 * dwarf2out.c (resolve_addr): Don't call remove_loc_list_addr_table_entries a second time for the same expression. 2013-03-05 Jakub Jelinek PR debug/56510 * cfgexpand.c (expand_debug_parm_decl): Call copy_rtx on incoming. (avoid_complex_debug_insns): New function. (expand_debug_locations): Call it. PR rtl-optimization/56484 * ifcvt.c (noce_process_if_block): If else_bb is NULL, avoid extending lifetimes of hard registers on small register class machines. 2013-03-05 David Holsgrove * config/microblaze/microblaze-protos.h: Rename microblaze_is_interrupt_handler to microblaze_is_interrupt_variant. * config/microblaze/microblaze.c (microblaze_attribute_table): Add fast_interrupt. (microblaze_fast_interrupt_function_p): New function. (microblaze_is_interrupt_handler): Rename to microblaze_is_interrupt_variant and add fast_interrupt check. (microblaze_must_save_register): Use microblaze_is_interrupt_variant. (save_restore_insns): Likewise. (compute_frame_size): Likewise. (microblaze_function_prologue): Add FAST_INTERRUPT_NAME. (microblaze_globalize_label): Likewise. * config/microblaze/microblaze.h: Define FAST_INTERRUPT_NAME. * config/microblaze/microblaze.md: Use wrapper microblaze_is_interrupt_variant. 2013-03-05 Kai Tietz * sdbout.c (sdbout_one_type): Switch to current function's section supporting cold/hot. 2013-03-05 David Holsgrove * doc/invoke.texi (MicroBlaze): Add -mbig-endian, -mlittle-endian, -mxl-reorder. 2013-03-05 Jakub Jelinek PR middle-end/56461 * ggc-common.c (gt_pch_save): For ENABLE_VALGRIND_CHECKING, if VALGRIND_GET_VBITS is defined, temporarily make object memory all defined, and restore previous valgrind addressability and definability afterwards. Free this_object at the end. PR middle-end/56461 * lra.c (lra): Call lra_clear_live_ranges if live_p, right before calling lra_create_live_ranges, also call it when clearing live_p. Only call lra_clear_live_ranges at the end if live_p. PR middle-end/56461 * sched-deps.c (delete_dep_node): Free DEP_REPLACE. 2013-03-05 Richard Biener PR tree-optimization/56521 * tree-ssa-sccvn.c (set_value_id_for_result): Always initialize value-id. 2013-03-05 Steven Bosscher PR c++/55135 * except.h (remove_unreachable_eh_regions): New prototype. * except.c (remove_eh_handler_splicer): New function, split out of remove_eh_handler. (remove_eh_handler): Use remove_eh_handler_splicer. Add comment warning about running it on many EH regions one at a time. (remove_unreachable_eh_regions_worker): New function, walk the EH tree in depth-first order and remove non-marked regions. (remove_unreachable_eh_regions): New function. * tree-eh.c (mark_reachable_handlers): New function, split out from remove_unreachable_handlers. (remove_unreachable_handlers): Use mark_reachable_handlers and remove_unreachable_eh_regions. (remove_unreachable_handlers_no_lp): Use mark_reachable_handlers and remove_unreachable_eh_regions. 2013-03-05 Richard Biener PR middle-end/56525 * loop-init.c (fix_loop_structure): Remove loops in two stages, not freeing them until the end. 2013-03-05 Andreas Krebbel * config/s390/s390.h: Define DWARF2_ASM_LINE_DEBUG_INFO. 2013-03-05 Richard Biener PR tree-optimization/56270 * tree-vect-slp.c (vect_schedule_slp): Clear vectorized stmts of loads after scheduling an SLP instance. 2013-03-05 Jakub Jelinek * Makefile.in (dg_target_exps): Add aarch64.exp, epiphany.exp and tic6x.exp. (check_gcc_parallelize): Run guality.exp as a separate job from vect.exp with unsorted.exp and $(dg_target_exps) separately from struct-layout-1.exp with stackalign.exp. * alias.c (init_alias_analysis): Clear reg_known_equiv_p bitmap. PR middle-end/56461 * tree-vect-slp.c (vect_supported_load_permutation_p): Free load_index sbitmap even if some bit in it isn't set. PR middle-end/56461 * tree-ssa-loop-niter.c (bb_queue): Remove typedef. (discover_iteration_bound_by_body_walk): Change queues to vec > and queue to vec. Fix up spelling in comment. Call safe_push on queues[bound_index] directly. Release queues[queue_index] in every iteration unconditionally. Release bounds vector. PR middle-end/56461 * tree-vect-stmts.c (free_stmt_vec_info_vec): Call free_stmt_vec_info on any left-over stmt_vec_info in the vector. * tree-vect-loop.c (vect_create_epilog_for_reduction): Release inner_phis vector. 2013-03-05 Richard Biener PR lto/56515 * tree-inline.c (remap_blocks_to_null): New function. (expand_call_inline): When expanding a call stmt without an associated block inline remap all callee blocks to NULL. 2013-03-05 Jakub Jelinek PR rtl-optimization/56494 * simplify-rtx.c (simplify_truncation): If C is narrower than A, optimize (truncate:A (subreg:B (truncate:C X) 0)) into (subreg:A (truncate:C X) 0) instead of (truncate:A X). PR middle-end/56461 * sel-sched-ir.c (free_sched_pools): Release succs_info_pool.stack[succs_info_pool.max_top] vectors too if succs_info_pool.max_top isn't -1. PR bootstrap/56509 * opts.c (opts_obstack, opts_concat): Moved to... * opts-common.c (opts_obstack, opts_concat): ... here. 2013-03-04 Jakub Jelinek PR middle-end/56461 * diagnostic.c (diagnostic_append_note): Save and restore old prefix. 2013-03-04 Martin Jambor * tree-dfa.c (get_or_create_ssa_default_def): Use parameter fn in all appropriate places. 2013-01-04 Eric Botcazou PR tree-optimization/56424 * ipa-split.c (split_function): Do not set the RSO flag if result is not by reference and its type is a register type. 2013-03-04 David Holsgrove * config/microblaze/microblaze.c (microblaze_valid_pic_const): New. (microblaze_legitimate_pic_operand): Likewise. * config/microblaze/microblaze.h (LEGITIMATE_PIC_OPERAND_P): Call new function microblaze_legitimate_pic_operand. * config/microblaze/microblaze-protos.h (microblaze_legitimate_pic_operand): Declare. 2013-03-04 Edgar E. Iglesias * config/microblaze/predicates.md (call_insn_simple_operand): New predicate for supported rtx code types. * config/microblaze/microblaze.md (call_internal1): Use call_insn_simple_operand predicate. 2013-03-04 Jakub Jelinek PR middle-end/56461 * tree-loop-distribution.c (ldist_gen): Call partition_free after each partitions.ordered_remove. PR middle-end/56461 * tree-vect-stmts.c (vectorizable_conversion): Don't call vec_oprnds0.create (1) for modifier == NONE. PR middle-end/56461 * tree-vect-stmts.c (vectorizable_shift): Don't call create methods on vec_oprnds0 or vec_oprnds1 before loop, only call it on vec_oprnds1 right before pushing anything to it for scalar_shift_arg. PR middle-end/56461 * tree-vect-loop.c (destroy_loop_vec_info): For !clean_stmts, just set nbbs to 0 instead of having separate code path. (vect_analyze_loop_form): Call destroy_loop_vec_info with true instead of false as last argument if returning NULL. 2013-03-03 Sandra Loosemore * target.def (TARGET_OPTION_VALID_ATTRIBUTE_P): Update comments; the attribute is now called "target" instead of "option". (TARGET_OPTION_PRAGMA_PARSE): Likewise, for the pragma. * doc/tm.texi.in (Target Attributes): Likewise document the correct attribute/pragma name for TARGET_OPTION_VALID_P and TARGET_OPTION_PRAGMA_PARSE. Also copy-edit and correct markup. * doc/tm.texi: Regenerated. 2013-03-02 David Holsgrove * config/microblaze/microblaze.c: Check mcpu, pcmp requirement and set TARGET_REORDER to 0 if not met. * config/microblaze/microblaze.h: Add -mxl-reorder to DRIVER_SELF_SPECS. * config/microblaze/microblaze.md: New bswapsi2 and bswaphi2. instructions emitted if TARGET_REORDER. * config/microblaze/microblaze.opt: New option -mxl-reorder set to 1 or 0 for -m/-mno case, but initialises as 2 to detect default use case separately. 2013-03-01 Xinliang David Li * tree-ssa-uninit.c (compute_control_dep_chain): Limit post-dom walk length. 2013-03-01 Jakub Jelinek PR middle-end/56461 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Release path vector even when returning true. Fix up function comment formatting. PR middle-end/56461 * ira-build.c (ira_loop_nodes_count): New variable. (create_loop_tree_nodes): Initialize it. (finish_loop_tree_nodes): Use it instead of looking at current_loops. PR middle-end/56461 * tree-vect-data-refs.c (vect_permute_store_chain): Avoid using copy method on dr_chain and result_chain. * tree-vect-stmts.c (vectorizable_store): Only call result_chain.create if j == 0. PR middle-end/56461 * tree-vect-stmts.c (vect_create_vectorized_promotion_stmts): Call vec_oprnds0->release (); rather than vec_oprnds0->truncate (0) before overwriting it. 2013-03-01 Tobias Burnus * doc/extended.texi (C Extensions): Change order in @menu to match @node. (Other MIPS Built-in Functions): Move last MIPS entry before "picoChip Built-in Functions". (SH Built-in Functions): Move after RX Built-in Functions. * doc/gcc.texi (Introduction): Change order in @menu to match @node. * doc/md.texi (Constraints): Ditto. * gty.texi (Type Information): Ditto. (User-provided marking routines for template types): Make subsection. * doc/invoke.texi (AArch64 Options): Move before "Adapteva Epiphany Options". 2013-02-28 Konstantin Serebryany Jakub Jelinek PR sanitizer/56454 * asan.c (gate_asan): Lookup no_sanitize_address instead of no_address_safety_analysis attribute. * doc/extend.texi (no_address_safety_attribute): Rename to no_sanitize_address attribute, mention no_address_safety_analysis attribute as deprecated alias. 2013-02-28 Jakub Jelinek PR middle-end/56461 * tree-vectorizer.h (vect_get_slp_defs): Change 3rd argument type to vec > *. * tree-vect-slp.c (vect_get_slp_defs): Likewise. Change vec_defs to be vec instead of vec *, set vec_defs to vNULL and call vec_defs.create (number_of_vects), adjust other uses of vec_defs. * tree-vect-stmts.c (vect_get_vec_defs, vectorizable_call, vectorizable_condition): Adjust vect_get_slp_defs callers. 2013-02-28 James Greenhalgh * config/aarch64/aarch64.c (aarch64_float_const_representable): Remove unused variable. 2013-02-28 James Greenhalgh * config/aarch64/aarch64.c (aarch64_mangle_type): Make static. 2013-02-28 James Greenhalgh * config/aarch64/aarch64-builtins.c (aarch64_init_simd_builtins): Make static. 2013-02-28 James Greenhalgh * config/aarch64/aarch64.c (aarch64_simd_make_constant): Make static. 2013-02-28 Martin Jambor * tree-sra.c (load_assign_lhs_subreplacements): Do not put replacements with no initialization to the RHS of debug statements. 2013-02-28 Martin Jambor PR tree-optimization/56294 * tree-sra.c (analyze_access_subtree): Create replacement declarations. Adjust dumping. (get_access_replacement): Do not call create_access_replacement. Assert a replacement exists. (get_repl_default_def_ssa_name): Create the replacement declaration itself. 2013-02-28 Ramana Radhakrishnan * config/arm/arm.c (arm_output_mi_thunk): Call final_start_function and final_end_function. 2013-02-28 Marek Polacek PR rtl-optimization/56466 * loop-unroll.c (unroll_and_peel_loops): Call fix_loop_structure if we're changing a loop. (peel_loops_completely): Likewise. 2013-02-28 Paolo Carlini PR c++/55813 * doc/invoke.texi ([-Wctor-dtor-privacy]): Complete. 2013-02-28 Georg-Johann Lay PR target/56445 * config/avr/avr.c (avr_init_builtins): Use 'n' instead of empty macro parameters with: FX_FTYPE_FX, FX_FTYPE_FX_INT, INT_FTYPE_FX, INTX_FTYPE_FX, FX_FTYPE_INTX. * config/avr/builtins.def: Adjust respective DEF_BUILTIN. 2013-02-28 Georg-Johann Lay * avr/avr-mcus.def (ata5272, ata5505, attiny1634, ata6285) (ata6286, atmega8a, atmega48pa, ata5790, ata5790n, ata5795) (atmega164pa, atmega165pa, atmega168pa, atmega16hva, atmega16hvb) (atmega16hvbrevb, atmega16m1, atmega16u4, atmega26hvg, atmega32a) (atmega32a, atmega3250pa, atmega3290pa, atmega32c1, atmega32m1) (atmega32u4, atmega32u6, atmega64a, atmega6490a, atmega6490p) (atmega64c1, atmega64m1, atmega64rfa2, atmega64rfr2, atmega32hvb) (atmega32hvbrevb, atmega16hva2, atmega48hvf, at90pwm161) (atmega128a, atmega1284, atmxt112sl, atmxt224, atmxt224e) (atmxt336s, atxmega16a4u, atxmega16c4, atxmega32a4u, atxmega32c4) (atxmega32e5, atxmega64a3u, atxmega64a4u, atxmega64b1, atxmega64b3) (atxmega64c3, atxmega64d4, atxmega128a3u, atxmega128b1) (atxmega128b3, atxmega128c3, atxmega128d4, atmxt540s, atmxt540sreva) (atxmega192a3u, atxmega192c3, atxmega256a3u, atxmega256c3) (atxmega384c3, atxmega384d3, atxmega128a4u): New AVR_MCU. (avrxmega6): Increase max flash segments from 5 to 6. * config/avr/t-multilib: Regenerate. * config/avr/avr-tables.opt: Regenerate. * doc/avr-mmcu.texi: Regenerate. 2013-02-28 Georg-Johann Lay * config/avr/avr.h (device_to_arch): Rename to device_to_ld. (avr_device_to_arch): Rename to avr_device_to_ld. (avr_device_to_as): New prototype. (EXTRA_SPEC_FUNCTIONS): Add device_to_as. (ASM_SPEC): Use device_to_as to get -mmcu= and -mno-skip-bug=. * config/avr/driver-avr.c (avr_device_to_as): New. (avr_device_to_arch): Rename to avr_device_to_ld. 2013-02-27 Jakub Jelinek PR middle-end/56461 * tree-vect-data-refs.c (vect_permute_load_chain): Avoid using copy method on dr_chain and result_chain. PR middle-end/56461 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Call pointer_set_destroy on not_executed_last_iteration. PR middle-end/56461 * tree-vect-loop.c (vectorizable_reduction): Release vect_defs vector. PR middle-end/56461 * ipa-pure-const.c (propagate): Use FOR_EACH_FUNCTION instead of FOR_EACH_DEFINED_FUNCTION when freeing state. PR middle-end/56461 * df-scan.c (df_insn_delete): Use df_scan_free_mws_vec before pool_free. (df_insn_rescan_debug_internal): Use df_scan_free_mws_vec before overwriting it. PR middle-end/56461 * ipa-cp.c (decide_whether_version_node): Call vec_free on known_aggs[i].items and release known_aggs vector. PR middle-end/56461 * ipa-reference.c (propagate): Free node_info even for alias nodes. 2013-02-27 Edgar E. Iglesias * config/microblaze/microblaze.c (microblaze_emit_compare): Use xor for EQ/NE comparisions. * config/microblaze/microblaze.md (cstoresf4): Add constraints (cbranchsf4): Adjust operator to comparison_operator. 2013-02-27 Jakub Jelinek PR middle-end/56461 * tree-flow.h (edge_var_map_vector): Change into va_heap, vl_embed vector. * tree-ssa.c (redirect_edge_var_map_add): Use vec_safe_reserve and vec_safe_push, always update *slot. (redirect_edge_var_map_clear): Use vec_free. (redirect_edge_var_map_dup): Use vec_safe_copy and vec_safe_reserve. (free_var_map_entry): Use vec_free. * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Use FOR_EACH_VEC_SAFE_ELT instead of FOR_EACH_VEC_ELT. 2013-02-27 Andrey Belevantsev PR middle-end/45472 * sel-sched-ir.c (merge_expr): Also change vinsn of merged expr when the may_trap_p bit of the exprs being merged differs. Reorder tests for speculativeness in the logical and operator. 2013-02-27 Jakub Jelinek * incpath.c (add_standard_paths): Use reconcat instead of concat where appropriate and avoid leaking memory. * opts.h: Include obstack.h. (opts_concat): New prototype. (opts_obstack): New declaration. * opts.c (opts_concat): New function. (opts_obstack): New variable. (init_options_struct): Call gcc_init_obstack on opts_obstack. (finish_options): Use opts_concat instead of concat and XOBNEWVEC instead of XNEWVEC. * opts-common.c (generate_canonical_option, decode_cmdline_option, generate_option): Likewise. * Makefile.in (OPTS_H): Depend on $(OBSTACK_H). * lto-wrapper.c (main): Call gcc_init_obstack on opts_obstack. PR target/56455 * stmt.c (expand_switch_as_decision_tree_p): If flag_pic and ASM_OUTPUT_ADDR_DIFF_ELT isn't defined, return true. 2013-02-26 Jakub Jelinek PR middle-end/56461 * lra-spills.c (lra_spill): Free spill_hard_reg at the end. 2013-02-26 Joern Rennecke * config/arm/arm.c (const_ok_for_dimode_op): Back out last change. (arm_block_move_unaligned_straight): Likewise. (arm_adjust_block_mem): Likewise. 2013-02-26 Joern Rennecke PR target/48901 * config/lm32/lm32.c (gen_int_relational): Remove unused variables temp, cond and label. * config/lm32/lm32.md (ashlsi3): Remove unused variable one. PR target/52500 * config/c6x/c6x.c (dbx_register_map): Change to unsigned. * config/c6x/c6x.h (dbx_register_map): Update declaration. PR target/52501 * config/cr16/cr16-protos.h: Move end of RTX_CODE guard below end of prologue/epilogue functions. PR target/52550 * config/tilegx/tilegx.c (tilegx_expand_prologue): Remove unused variable cfa_offset. * config/tilepro/tilepro.c (tilepro_expand_prologue): Likewise. PR target/54639 * config/mn10300/mn10300.c (mn10300_expand_epilogue): Avoid offset type promotion to unsigned. PR target/54640 * config/arm/arm.c (const_ok_for_dimode_op): Make code consistent for HOST_WIDE_INT of 32 bit / same size as int. (arm_block_move_unaligned_straight): Likewise. (arm_adjust_block_mem): Likewise. PR target/54662 * config/mep/t-mep (mep-pragma.o): Use ALL_COMPILERFLAGS instead of ALL_CFLAGS. 2013-02-26 Marek Polacek PR tree-optimization/56426 * tree-ssa-loop.c (tree_ssa_loop_init): Always call scev_initialize. 2013-02-26 Richard Biener PR target/56444 * config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc): Remove unused variable loops. 2013-02-26 Jakub Jelinek PR tree-optimization/56448 * fold-const.c (operand_equal_p) : Don't look at TREE_SIDE_EFFECTS if flags contain OEP_CONSTANT_ADDRESS_OF. Clear OEP_CONSTANT_ADDRESS_OF from flags before recursing on second or later operands of the references, or even first operand for INDIRECT_REF, TARGET_MEM_REF or MEM_REF. PR tree-optimization/56443 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument to type_for_mode langhook. 2013-02-25 Matt Turner * doc/invoke.texi: Document r4700. 2013-02-25 Richard Biener PR tree-optimization/56175 * tree-ssa-forwprop.c (hoist_conversion_for_bitop_p): New predicate, split out from ... (simplify_bitwise_binary): ... here. Also guard the conversion of (type) X op CST to (type) (X op ((type-x) CST)) with it. 2013-02-25 Catherine Moore Revert: 2013-02-24 Catherine Moore Maciej W. Rozycki Tom de Vries Nathan Sidwell Iain Sandoe Nathan Froyd Chao-ying Fu * doc/extend.texi (micromips, nomicromips, nocompression): Document new function attributes. * doc/invoke.texi (minterlink-compressed, mmicromips, m14k, m14ke, m14kec): Document new options. (minterlink-mips16): Update documentation. * doc/md.texi (ZC, ZD): Document new constraints. * configure.ac (gcc_cv_as_micromips): Check if linker supports the .set micromips directive. * configure: Regenerate. * config.in: Regenerate. * config/mips/mips-tables.opt: Regenerate. * config/mips/micromips.md: New file. * constraints.md (ZC, AD): New constraints. * config/mips/predicates.md (movep_src_register): New predicate. (movep_src_operand): New predicate. (non_volatile_mem_operand): New predicate. * config/mips/mips.md (multimem): New type. (length): Differentiate between 17-bit and 18-bit branch offsets. (MOVEP1, MOVEP2): New mode iterator. (mov_l): Use ZC constraint. (mov_r): Likewise. (mov_l): Likewise. (mov_r): Likewise. (*branch_equality_inverted): Add microMIPS support. (*branch_equality): Likewise. (*jump_absolute): Likewise. (indirect_jump_): Likewise. (tablejump_): Likewise. (_internal): Likewise. (sibcall_internal): Likewise. (sibcall_value_internal): Likewise. (prefetch): Use constraint ZD. * config/mips/mips.opt (minterlink-compressed): New option. (minterlink-mips16): Now an alias for minterlink-compressed. (mmicromips): New option. * config/mips/sync.md (sync_compare_and_swap): Use ZR constraint. (compare_and_swap_12): Likewise. (sync_add): Likewise. (sync__12): Likewise. (sync_old__12): Likewise. (sync_new__12): Likewise. (sync_nand_12): Likewise. (sync_old_nand_12): Likewise. (sync_new_nand_12): Likewise. (sync_sub): Likewise. (sync_old_add): Likewise. (sync_old_sub): Likewise. (sync_new_add): Likewise. (sync_new_sub): Likewise. (sync_): Likewise. (sync_old_): Likewise. (sync_new_): Likewise. (sync_nand): Likewise. (sync_old_nand): Likewise. (sync_new_nand): Likewise. (sync_lock_test_and_set): Likewise. (test_and_set_12): Likewise. (atomic_compare_and_swap): Likewise. (atomic_exchange_llsc): Likewise. (atomic_fetch_add_llsc): Likewise. * config/mips/mips-cpus.def (m14kc, m14k): New processors. * config/mips/mips-protos.h (umips_output_save_restore): New prototype. (umips_save_restore_pattern_p): Likewise. (umips_load_store_pair_p): Likewise. (umips_output_load_store_pair): Likewise. (umips_movep_target_p): Likewise. (umips_12bit_offset_address_p): Likewise. * config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS. (mips_base_mips16): Rename this... (mips_base_compression_flags): ...to this. Update all uses. (mips_attribute_table): Add micromips, nomicromips and nocompression. (mips_mips16_decl_p): Delete. (mips_nomips16_decl_p): Delete. (mips_get_compress_on_flags): New function. (mips_get_compress_off_flags): New function. (mips_get_compress_mode): New function. (mips_get_compress_on_name): New function. (mips_get_compress_off_name): New function. (mips_insert_attributes): Support multiple compression types. (mips_merge_decl_attributes): Likewise. (umips_12bit_offset_address_p): New function. (mips_start_function_definition): Emit .set micromips directive. (mips_call_may_need_jalx_p): New function. (mips_function_ok_for_sibcall): Add microMIPS support. (mips_print_operand_punctuation): Support short delay slots and compact jumps. (umips_swm_mask, umips_swm_encoding): New. (umips_build_save_restore): New function. (mips_for_each_saved_gpr_and_fpr): Add microMIPS support. (was_mips16_p): Remove. (old_compression_mode): New. (mips_set_compression_mode): New function. (mips_set_current_function): Add microMIPS support. (mips_option_override): Likewise. (umips_save_restore_pattern_p): New function. (umips_output_save_restore): New function. (umips_load_store_pair_p_1): New function. (umips_load_store_pair_p): New function. (umips_output_load_store_pair_1): New function. (umips_output_load_store_pair): New function. (umips_movep_target_p) New function. (mips_prepare_pch_save): Add microMIPS support. * config/mips/mips.h (TARGET_COMPRESSION): New. (TARGET_CPU_CPP_BUILTINS): Update macro to use new compression flags and to support microMIPS. (MIPS_ISA_LEVEL_SPEC): Add m14k processors. (MIPS_ARCH_FLOAT_SPEC): Likewise. (ISA_HAS_LWXS): Include TARGET_MICROMIPS. (ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS. (ASM_SPEC): Support mmicromips and mno-micromips. (M16STORE_REG_P): New macro. (MIPS_CALL): Support TARGET_MICROMIPS. (MICROMIPS_J): New macro. (mips_base_mips16): Rename this... (mips_base_compression_flags): ...to this. (UMIPS_12BIT_OFFSET_P): New macro. * config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS. (MULTILIB_DIRNAMES): Likewise. 2013-02-25 Tom de Vries PR rtl-optimization/56131 * insn-notes.def (INSN_NOTE_BASIC_BLOCK): Update comment. * cfgrtl.c (delete_insn): Don't reorder NOTE_INSN_DELETED_LABEL and NOTE_INSN_BASIC_BLOCK if BLOCK_FOR_INSN == NULL. 2013-02-25 Tobias Burnus * doc/invoke.texi (-fsanitize=): Move from optimization to debugging options. 2013-02-25 Andrey Belevantsev * sched-deps.c (sched_analyze_insn): Fix typo in comment. 2013-02-25 Andrey Belevantsev Alexander Monakov PR middle-end/56077 * sched-deps.c (sched_analyze_insn): When reg_pending_barrier, flush pending lists also on non-jumps. Adjust comment. 2013-02-24 Catherine Moore Maciej W. Rozycki Tom de Vries Nathan Sidwell Iain Sandoe Nathan Froyd Chao-ying Fu * doc/extend.texi (micromips, nomicromips, nocompression): Document new function attributes. * doc/invoke.texi (minterlink-compressed, mmicromips, m14k, m14ke, m14kec): Document new options. (minterlink-mips16): Update documentation. * doc/md.texi (ZC, ZD): Document new constraints. * configure.ac (gcc_cv_as_micromips): Check if linker supports the .set micromips directive. * configure: Regenerate. * config.in: Regenerate. * config/mips/mips-tables.opt: Regenerate. * config/mips/micromips.md: New file. * constraints.md (ZC, AD): New constraints. * config/mips/predicates.md (movep_src_register): New predicate. (movep_src_operand): New predicate. (non_volatile_mem_operand): New predicate. * config/mips/mips.md (multimem): New type. (length): Differentiate between 17-bit and 18-bit branch offsets. (MOVEP1, MOVEP2): New mode iterator. (mov_l): Use ZC constraint. (mov_r): Likewise. (mov_l): Likewise. (mov_r): Likewise. (*branch_equality_inverted): Add microMIPS support. (*branch_equality): Likewise. (*jump_absolute): Likewise. (indirect_jump_): Likewise. (tablejump_): Likewise. (_internal): Likewise. (sibcall_internal): Likewise. (sibcall_value_internal): Likewise. (prefetch): Use constraint ZD. * config/mips/mips.opt (minterlink-compressed): New option. (minterlink-mips16): Now an alias for minterlink-compressed. (mmicromips): New option. * config/mips/sync.md (sync_compare_and_swap): Use ZR constraint. (compare_and_swap_12): Likewise. (sync_add): Likewise. (sync__12): Likewise. (sync_old__12): Likewise. (sync_new__12): Likewise. (sync_nand_12): Likewise. (sync_old_nand_12): Likewise. (sync_new_nand_12): Likewise. (sync_sub): Likewise. (sync_old_add): Likewise. (sync_old_sub): Likewise. (sync_new_add): Likewise. (sync_new_sub): Likewise. (sync_): Likewise. (sync_old_): Likewise. (sync_new_): Likewise. (sync_nand): Likewise. (sync_old_nand): Likewise. (sync_new_nand): Likewise. (sync_lock_test_and_set): Likewise. (test_and_set_12): Likewise. (atomic_compare_and_swap): Likewise. (atomic_exchange_llsc): Likewise. (atomic_fetch_add_llsc): Likewise. * config/mips/mips-cpus.def (m14kc, m14k): New processors. * config/mips/mips-protos.h (umips_output_save_restore): New prototype. (umips_save_restore_pattern_p): Likewise. (umips_load_store_pair_p): Likewise. (umips_output_load_store_pair): Likewise. (umips_movep_target_p): Likewise. (umips_12bit_offset_address_p): Likewise. * config/mips/mips.c (MIPS_MAX_FIRST_STEP): Update for microMIPS. (mips_base_mips16): Rename this... (mips_base_compression_flags): ...to this. Update all uses. (mips_attribute_table): Add micromips, nomicromips and nocompression. (mips_mips16_decl_p): Delete. (mips_nomips16_decl_p): Delete. (mips_get_compress_on_flags): New function. (mips_get_compress_off_flags): New function. (mips_get_compress_mode): New function. (mips_get_compress_on_name): New function. (mips_get_compress_off_name): New function. (mips_insert_attributes): Support multiple compression types. (mips_merge_decl_attributes): Likewise. (umips_12bit_offset_address_p): New function. (mips_start_function_definition): Emit .set micromips directive. (mips_call_may_need_jalx_p): New function. (mips_function_ok_for_sibcall): Add microMIPS support. (mips_print_operand_punctuation): Support short delay slots and compact jumps. (umips_swm_mask, umips_swm_encoding): New. (umips_build_save_restore): New function. (mips_for_each_saved_gpr_and_fpr): Add microMIPS support. (was_mips16_p): Remove. (old_compression_mode): New. (mips_set_compression_mode): New function. (mips_set_current_function): Add microMIPS support. (mips_option_override): Likewise. (umips_save_restore_pattern_p): New function. (umips_output_save_restore): New function. (umips_load_store_pair_p_1): New function. (umips_load_store_pair_p): New function. (umips_output_load_store_pair_1): New function. (umips_output_load_store_pair): New function. (umips_movep_target_p) New function. (mips_prepare_pch_save): Add microMIPS support. * config/mips/mips.h (TARGET_COMPRESSION): New. (TARGET_CPU_CPP_BUILTINS): Update macro to use new compression flags and to support microMIPS. (MIPS_ISA_LEVEL_SPEC): Add m14k processors. (MIPS_ARCH_FLOAT_SPEC): Likewise. (ISA_HAS_LWXS): Include TARGET_MICROMIPS. (ISA_HAS_LOAD_DELAY): Exclude TARGET_MICROMIPS. (ASM_SPEC): Support mmicromips and mno-micromips. (M16STORE_REG_P): New macro. (MIPS_CALL): Support TARGET_MICROMIPS. (MICROMIPS_J): New macro. (mips_base_mips16): Rename this... (mips_base_compression_flags): ...to this. (UMIPS_12BIT_OFFSET_P): New macro. * config/mips/t-sde: (MULTILIB_OPTIONS): Add microMIPS. (MULTILIB_DIRNAMES): Likewise. 2013-02-24 Jakub Jelinek PR target/52555 * target-globals.c (save_target_globals): For init_reg_sets and target_reinit remporarily set this_fn_optabs to this_target_optabs. 2013-02-22 James Grennahlgh * config/aarch64/aarch64-simd-builtins.def: Add copyright header. * config/aarch64/t-aarch64 (aarch64-builtins.o): Depend on aarch64-simd-builtins.def. 2013-02-22 Vladimir Makarov PR inline-asm/56148 * lra-constraints.c (process_alt_operands): Reload operand conflicting with earlier clobber only if no more other conflicting operands. 2013-02-22 Jakub Jelinek PR sanitizer/56393 * config/gnu-user.h (LIBASAN_EARLY_SPEC): Link in libasan_preinit.o if not linking a shared library. 2013-02-22 Seth LaForge * config.gcc (arm*-*-eabi*): Treat arm*eb as big-endian. 2013-02-22 Greta Yorsh * config/arm/arm.md (split for extendsidi): Update condition. (zero_extenddi2,extenddi2): Add an alternative. * config/arm/iterators.md (qhs_extenddi_cstr): Likewise. (qhs_zextenddi_cstr): Likewise. 2013-02-21 Jakub Jelinek PR middle-end/56420 * expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Do subtraction in uhwi, to avoid signed wrapping. (expand_mult): Handle properly multiplication by ((dword_type) -1) << (BITS_PER_WORD - 1). Improve multiplication by ((dword_type) 1) << (BITS_PER_WORD - 1). Avoid undefined behavior in the compiler if coeff is HOST_WIDE_INT_MIN. (expand_divmod): Don't make ext_op1 static, change it's type to uhwi. Avoid undefined behavior in -INTVAL (op1). PR rtl-optimization/50339 * lower-subreg.h (struct lower_subreg_choices): Add splitting_ashiftrt field. * lower-subreg.c (compute_splitting_shift): Handle ASHIFTRT. (compute_costs): Call compute_splitting_shift also for ASHIFTRT into splitting_ashiftrt field. (find_decomposable_shift_zext, resolve_shift_zext): Handle also ASHIFTRT. (dump_choices): Fix up printing LSHIFTRT choices, print ASHIFTRT choices. 2013-02-20 Aldy Hernandez PR middle-end/56108 * trans-mem.c (execute_tm_mark): Do not expand transactions that are sure to go irrevocable. 2013-02-21 Hans-Peter Nilsson * doc/rtl.texi (vec_concat, vec_duplicate): Mention that scalars are valid operands. 2013-02-21 Martin Jambor PR tree-optimization/56310 * ipa-cp.c (agg_replacements_to_vector): New parameter index, copy only matching indices and non-negative final offsets. (intersect_aggregates_with_edge): Pass src_idx to agg_replacements_to_vector. Pass src_idx insstead of index to intersect_with_agg_replacements. 2013-02-21 Martin Jambor * ipa-cp.c (good_cloning_opportunity_p): Dump the real threshold instead of hard-wired defaults. 2013-02-21 Maciej W. Rozycki * doc/invoke.texi (MIPS Options): Update documentation of the floating-point multiply-accumulate instruction restrictions. 2013-02-21 Kostya Serebryany * config/i386/i386.c (ix86_asan_shadow_offset): Use 0x7fff8000 as asan_shadow_offset on x86_64 linux. 2013-02-21 Richard Biener PR tree-optimization/56415 Revert 2013-02-11 Richard Biener PR tree-optimization/56273 * tree-vrp.c (simplify_cond_using_ranges): Disable for the first VRP run. 2013-02-21 Jakub Jelinek PR bootstrap/56258 * doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item instead of @itemx. PR inline-asm/56405 * expr.c (expand_expr_real_1) : Don't use movmisalign or extract_bit_field for EXPAND_MEMORY modifier. 2013-02-20 Jan Hubicka PR tree-optimization/56265 * ipa-prop.c (ipa_make_edge_direct_to_target): Fixup callgraph when target is referenced for first time. 2013-02-20 Richard Biener * tree-call-cdce.c (tree_call_cdce): Do not remove unused locals. * tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Likewise. * tree-ssa-dce.c (perform_tree_ssa_dce): Likewise. * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do not return anything. (rename_ssa_copies): Do not remove unused locals. * tree-ssa-ccp.c (do_ssa_ccp): Likewise. * tree-ssanames.c (pass_release_ssa_names): Remove unused locals first. * passes.c (execute_function_todo): Do not schedule unused locals removal if cleanup_tree_cfg did something. * tree-ssa-live.c (remove_unused_locals): Dump statistics about the number of removed locals. 2013-02-20 Richard Biener PR tree-optimization/56398 * tree-vect-loop-manip.c (adjust_debug_stmts): Skip SSA default defs. 2013-02-20 Martin Jambor PR tree-optimization/55334 * ipa-cp.c (initialize_node_lattices): Disable IPA-CP through and to restricted pointers to arrays. 2013-02-20 Richard Biener Jakub Jelinek PR tree-optimization/56396 * tree-ssa-ccp.c (n_const_val): New static variable. (get_value): Return NULL for SSA names we don't have a lattice entry for. (ccp_initialize): Initialize n_const_val. * tree-ssa-copy.c (n_copy_of): New static variable. (init_copy_prop): Initialize n_copy_of. (get_value): Return NULL_TREE for SSA names we don't have a lattice entry for. 2013-02-20 Martin Jambor * ipa-cp.c (initialize_node_lattices): Fix dumping condition. 2013-02-20 Richard Biener * genpreds.c (write_lookup_constraint): Do not compare first letter of the constraint again. 2013-02-20 Richard Biener * tree-ssa-loop-ivopts.c (alloc_use_cost_map): Use bitmap_count_bits and ceil_log2. (get_use_iv_cost): Terminate hashtable walk when coming across an empty entry. 2013-02-20 Igor Zamyatin * config/i386/i386.c (initial_ix86_tune_features): Turn on fp reassociation for avx2 targets. 2012-02-19 Edgar E. Iglesias * config/microblaze/microblaze.c: microblaze_has_clz = 0 Add version check for v8.10.a to enable microblaze_has_clz * config/microblaze/microblaze.h: Add TARGET_HAS_CLZ as combined version and TARGET_PATTERN_COMPARE check * config/microblaze/microblaze.md: New clzsi2 instruction 2012-02-19 Edgar E. Iglesias * config/microblaze/microblaze.md (call_value_intern): Check symbol is function before branching. 2012-02-19 Andrey Belevantsev * sel-sched-dump.c (dump_insn_rtx_flags): Explicitly set DUMP_INSN_RTX_UID. (dump_insn_rtx_1): Pass PATTERN (insn) to str_pattern_slim. 2012-02-19 Andrey Belevantsev PR middle-end/55889 * sel-sched.c: Include ira.h. (implicit_clobber_conflict_p): New function. (moveup_expr): Use it. * Makefile.in (sel-sched.o): Depend on ira.h. 2013-02-19 Richard Biener PR tree-optimization/56384 * tree-ssa-sccvn.h (struct vn_phi_s): Add type member. (vn_hash_type): Split out from ... (vn_hash_constant_with_type): ... here. * tree-ssa-sccvn.c (vn_phi_compute_hash): Use vn_hash_type. (vn_phi_eq): Compare types from vn_phi_s structure. (vn_phi_lookup): Populate vn_phi_s type. (vn_phi_insert): Likewise. 2013-02-19 Jakub Jelinek PR tree-optimization/56350 * tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false if haven't found reduction or nested cycle operand, rather than asserting we must find it. PR tree-optimization/56381 * tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument to fold_build3. 2013-02-18 Aldy Hernandez Jakub Jelinek PR target/52555 * genopinit.c (raw_optab_handler): Use this_fn_optabs. (swap_optab_enable): Same. (init_all_optabs): Use argument instead of global. * tree.h (struct tree_optimization_option): New field target_optabs. * expr.h (init_all_optabs): Add argument to prototype. (TREE_OPTIMIZATION_OPTABS): New. (save_optabs_if_changed): Protoize. * optabs.h: Declare this_fn_optabs. * optabs.c (save_optabs_if_changed): New. Declare this_fn_optabs. (init_optabs): Add argument to init_all_optabs() call. * function.c (invoke_set_current_function_hook): Handle per function optabs. * function.h (struct function): New field optabs. * config/mips/mips.c (mips_set_mips16_mode): Handle when optimization_current_node has changed. * target-globals.h (save_target_globals_default_opts): Protoize. * target-globals.c (save_target_globals_default_opts): New. 2013-02-18 John David Anglin PR target/56347 * config/pa/pa.c (pa_conditional_register_usage): On HP-UX, mark registers %fr12 and %fr12R as call used. PR target/56214 * config/pa/predicates.md (base14_operand): Except for BLKmode, QImode and HImode, require all displacements to be an integer multiple of their mode size. * config/pa/pa.c (pa_legitimate_address_p): For REG+BASE addresses, only allow QImode and HImode when reload is in progress and strict is true. Likewise for symbolic addresses. Use base14_operand to check displacements in REG+BASE addresses. 2013-02-18 Richard Biener PR tree-optimization/56366 * tree-vect-loop.c (get_initial_def_for_induction): Properly handle sign-conversion of outer-loop initial induction value. 2013-02-18 Richard Biener PR middle-end/56349 * cfghooks.c (merge_blocks): If we merge a latch into another block adjust references to it. * cfgloop.c (flow_loops_find): Reset latch before recomputing it. (verify_loop_structure): Verify that a recorded latch is in fact a latch. 2013-02-18 Richard Biener PR tree-optimization/56321 * tree-ssa-reassoc.c (propagate_op_to_single_use): Properly order SSA name release and virtual operand unlinking. 2013-02-17 Edgar E. Iglesias * config/microblaze/microblaze.md (save_stack_block): Define. (restore_stack_block): Likewise. 2013-02-16 Edgar E. Iglesias * config/microblaze/linux.h (TARGET_SUPPORTS_PIC): Define as 1. * config/microblaze/microblaze.h (TARGET_SUPPORTS_PIC): Define as 1. * config/microblaze/microblaze.c (microblaze_option_override): Bail out early for PIC modes when target does not support PIC. 2013-02-16 Edgar E. Iglesias * config/microblaze/microblaze.c (microblaze_asm_trampoline_template): Replace with a microblaze version. (microblaze_trampoline_init): Adapt for microblaze. * config/microblaze/microblaze.h (TRAMPOLINE_SIZE): Adapt for microblaze. 2013-02-16 Jakub Jelinek Dodji Seketeli PR asan/56330 * asan.c (get_mem_refs_of_builtin_call): White space and style cleanup. (instrument_mem_region_access): Do not forget to always put instrumentation of the of 'base' and 'base + len' in a "if (len != 0) statement, even for cases where either 'base' or 'base + len' are not instrumented -- because they have been previously instrumented. Simplify the logic by putting all the statements instrument 'base + len' inside a sequence, and then insert that sequence right before the current insertion point. Then, to instrument 'base + len', just get an iterator on that statement. And do not forget to update the pointer to iterator the function received as argument. 2013-02-15 Vladimir Makarov PR rtl-optimization/56348 * lra-assigns.c (reload_pseudo_compare_func): Prefer bigger pseudos. 2013-02-15 Steven Bosscher * graph.c (start_graph_dump): Print dumpfile base as digraph label. (clean_graph_dump_file): Pass base to start_graph_dump. 2013-02-14 Richard Henderson PR target/55941 * lower-subreg.c (simple_move): Check dest mode instead of src mode. 2013-02-14 Steven Bosscher * collect2-aix.h: Define F_LOADONLY. 2013-02-14 Richard Biener PR lto/50494 * varasm.c (output_constant_def_1): Get the decl representing the constant as argument. (output_constant_def): Wrap output_constant_def_1. (make_decl_rtl): Use output_constant_def_1 with the decl representing the constant. (build_constant_desc): Optionally re-use a decl already representing the constant. (tree_output_constant_def): Adjust. 2013-02-14 Dodji Seketeli Fix an asan crash * asan.c (instrument_builtin_call): Really put the length of the second source argument into src1_len. 2013-02-13 Jakub Jelinek * asan.c (create_cond_insert_point): Add create_then_fallthru_edge argument. If it is false, don't create edge from then_bb to fallthru_bb. (insert_if_then_before_iter): Pass true to it. (build_check_stmt): Pass false to it. (transform_statements): Flush hash table only on extended basic block boundaries, rather than at the beginning of every bb. Don't flush hash table on nonfreeing_call_p calls. * tree-flow.h (nonfreeing_call_p): New prototype. * tree-ssa-phiopt.c (nonfreeing_call_p): No longer static. 2013-02-13 David S. Miller * expmed.c (expand_shift_1): Only strip scalar integer subregs. 2013-02-13 Vladimir Makarov PR target/56184 * ira.c (max_regno_before_ira): Move from ... (ira): ... here. (fix_reg_equiv_init): Use max_regno_before_ira instead of vec_safe_length. 2013-02-13 Jakub Jelinek * config/i386/i386.c (ix86_asan_shadow_offset): Revert last change. 2013-02-13 Richard Biener PR lto/56295 * gimple-streamer-out.c (output_gimple_stmt): Undo wrapping globals in MEM_REFs. 2013-02-13 Richard Biener * loop-init.c (loop_optimizer_init): Clear loop state when re-initializing preserved loops. * loop-unswitch.c (unswitch_single_loop): Return whether we unswitched the loop. Do not verify loop state here. (unswitch_loops): When we unswitched a loop discover new loops. 2013-02-13 Kostya Serebryany * config/i386/i386.c: Use 0x7fff8000 as asan_shadow_offset on x86_64 linux. * sanitizer.def: Rename __asan_init to __asan_init_v1. 2013-02-12 Dodji Seketeli Avoid instrumenting duplicated memory access in the same basic block * Makefile.in (asan.o): Add new dependency on hash-table.h * asan.c (struct asan_mem_ref, struct mem_ref_hasher): New types. (asan_mem_ref_init, asan_mem_ref_get_end, get_mem_ref_hash_table) (has_stmt_been_instrumented_p, empty_mem_ref_hash_table) (free_mem_ref_resources, has_mem_ref_been_instrumented) (has_stmt_been_instrumented_p, update_mem_ref_hash_table) (get_mem_ref_of_assignment): New functions. (get_mem_refs_of_builtin_call): Extract from instrument_builtin_call and tweak a little bit to make it fit with the new signature. (instrument_builtin_call): Use the new get_mem_refs_of_builtin_call. Use gimple_call_builtin_p instead of is_gimple_builtin_call. (instrument_derefs, instrument_mem_region_access): Insert the instrumented memory reference into the hash table. (maybe_instrument_assignment): Renamed instrument_assignment into this, and change it to advance the iterator when instrumentation actually happened and return true in that case. This makes it homogeneous with maybe_instrument_assignment, and thus give a chance to callers to be more 'regular'. (transform_statements): Clear the memory reference hash table whenever we enter a new BB, when we cross a function call, or when we are done transforming statements. Use maybe_instrument_assignment instead of instrumentation. No more need to special case maybe_instrument_assignment and advance the iterator after calling it; it's now handled just like maybe_instrument_call. Update comment. 2013-02-13 Richard Biener * config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc): Fix loop discovery code. 2013-02-12 Vladimir Makarov PR inline-asm/56148 * lra-constraints.c (process_alt_operands): Match early clobber operand with itself. Check conflicts with earlyclobber only if the operand is not reloaded. Prefer to reload conflicting operand if earlyclobber and matching operands are the same. 2013-02-12 Richard Biener PR lto/56297 * lto-streamer-out.c (write_symbol): Do not output symbols for hard register variables. 2013-02-12 Georg-Johann Lay PR target/54222 * config/avr/avr-dimode.md (umulsidi3, mulsidi3): New expanders. (umulsidi3_insn, mulsidi3_insn): New insns. 2013-02-12 Christophe Lyon * config/arm/arm-protos.h (struct cpu_vec_costs): New struct type. (struct tune_params): Add vec_costs field. * config/arm/arm.c (arm_builtin_vectorization_cost) (arm_add_stmt_cost): New functions. (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST) (TARGET_VECTORIZE_ADD_STMT_COST): Define. (arm_default_vec_cost): New struct of type cpu_vec_costs. (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune) (arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune) (arm_cortex_a15_tune, arm_cortex_a5_tune, arm_cortex_a9_tune) (arm_v6m_tune, arm_fa726te_tune): Define new vec_costs field. 2013-02-12 Richard Biener PR lto/56295 * gimple-streamer-in.c (input_gimple_stmt): Strip MEM_REFs off decls again if possible. 2013-02-12 Richard Biener PR middle-end/56288 * tree-ssa.c (verify_ssa_name): Fix check, move SSA_NAME_IN_FREE_LIST check up. 2013-02-12 Jakub Jelinek Steven Bosscher PR rtl-optimization/56151 * optabs.c (add_equal_note): Don't return 0 if target is a MEM, equal to op0 or op1, and last_insn pattern is CODE operation with MEM dest and one of the operands matches that MEM. 2013-02-11 Sriraman Tallam * doc/extend.texi: Document Function Multiversioning and "default" parameter string to target attribute. * config/i386/i386.c (get_builtin_code_for_version): Return 0 if target attribute parameter is "default". (ix86_compare_version_priority): Remove checks for target attribute. (ix86_mangle_function_version_assembler_name): Change error to sorry. Remove check for target attribute equal to NULL. Add assert. (ix86_generate_version_dispatcher_body): Change error to sorry. 2013-02-11 Iain Sandoe Jack Howarth Patrick Marlier PR libitm/55693 * config/darwin.h: Replace ENDFILE_SPEC with TM_DESTRUCTOR and define ENDFILE_SPEC as TM_DESTRUCTOR. * config/i386/darwin.h (ENDFILE_SPEC): Use TM_DESTRUCTOR. 2013-02-11 Alexander Potapenko Jack Howarth Jakub Jelinek PR sanitizer/55617 * config/darwin.c (cdtor_record): Rename ctor_record. (sort_cdtor_records): Rename sort_ctor_records. (finalize_dtors): New routine to sort destructors by priority before use in assemble_integer. (machopic_asm_out_destructor): Use finalize_dtors if needed. 2013-02-11 Uros Bizjak PR rtl-optimization/56275 * simplify-rtx.c (avoid_constant_pool_reference): Check that offset is non-negative and less than cmode size before calling simplify_subreg. 2013-02-11 Richard Biener PR tree-optimization/56264 * cfgloop.h (fix_loop_structure): Adjust prototype. * loop-init.c (fix_loop_structure): Return the number of newly discovered loops. * tree-cfgcleanup.c (repair_loop_structures): When new loops are discovered, do a full loop-closed SSA rewrite. 2013-02-11 Richard Biener PR tree-optimization/56273 * tree-vrp.c (simplify_cond_using_ranges): Disable for the first VRP run. (check_array_ref): Fix missing newline in dumps. (search_for_addr_array): Likewise. 2013-02-09 David Edelsohn * config/rs6000/aix61.h (OS_MISSING_ALTIVEC): Undefine. 2013-02-09 Jakub Jelinek PR target/56256 * config/rs6000/rs6000.h (ASSEMBLER_DIALECT): Define. 2013-02-08 Vladimir Makarov PR rtl-optimization/56246 * lra-constraints.c (simplify_operand_subreg): Try to reuse reload pseudo. * lra.c (lra): Clear lra_optional_reload_pseudos only when all constraints are satisfied. 2013-02-08 Jeff Law PR debug/53948 * emit-rtl.c (reg_is_parm_p): New function. * regs.h (reg_is_parm_p): New prototype. * ira-conflicts.c (ira_build_conflicts): Allow parameters in callee-clobbered registers. 2013-02-08 Michael Meissner PR target/56043 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): If there is no implicit builtin declaration, just return NULL. 2013-02-08 Uros Bizjak * config/i386/sse.md (FMAMODEM): New mode iterator. (fma4, fms4, fnma4, fnms4): Use FMAMODEM mode iterator. Do not use TARGET_SSE_MATH in insn constraint. 2013-02-08 Uros Bizjak * config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only when HAVE_GAS_CFI_PERSONALITY_DIRECTIVE is set. * config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto. 2013-02-08 Edgar E. Iglesias * config.gcc (microblaze*-linux*): Add TARGET_BIG_ENDIAN_DEFAULT. (microblaze*-*-elf): Likewise. * config/microblaze/linux.h: Add -mbig-endian / -mlittle-endian to LINK_SPEC. * config/microblaze/microblaze-c.c: Add builtin defines for _LITTLE_ENDIAN and _BIG_ENDIAN. * config/microblaze/microblaze.h: Add TARGET_ENDIAN_DEFAULT and add to TARGET_DEFAULT flags. Expand ASM_SPEC and LINK_SPEC. Update BYTES_BIG_ENDIAN and WORDS_BIG_ENDIAN. * config/microblaze/microblaze.md: Update extendsidi2 and movdi_internal instructions to use low-order / high-order reg print_operands. * config/microblaze/microblaze.opt: Add mbig-endian and mlittle-endian options and inversemask / mask of LITTLE_ENDIAN. * config/microblaze/t-microblaze: Expand multilib options to include mlittle-endian (le) and update exceptions patterns. 2013-02-08 Jakub Jelinek PR rtl-optimization/56195 * lra-constraints.c (get_reload_reg): Don't reuse regs if they have smaller mode than requested, if they have wider mode than requested, try to return a SUBREG. PR tree-optimization/56250 * fold-const.c (extract_muldiv_1) : Don't optimize if type is unsigned and code isn't MULT_EXPR. 2013-02-08 Georg-Johann Lay PR tree-optimization/56064 * fixed-value.c (fixed_from_double_int): Sign/zero extend payload bits according to mode. * fixed-value.h (fixed_from_double_int) (const_fixed_from_double_int): Adjust comments. 2013-02-08 Richard Biener PR lto/56231 * lto-streamer.h (struct data_in): Remove current_file, current_line and current_col members. * lto-streamer-out.c (lto_output_location): Stream changed bits en-block for efficiency. * lto-streamer-in.c (clear_line_info): Remove. (lto_input_location): Cache current file, line and column globally via local statics. Read changed bits en-block. (input_function): Do not call clear_line_info. (lto_read_body): Likewise. (lto_input_toplevel_asms): Likewise. 2013-02-08 Michael Matz PR tree-optimization/52448 * tree-ssa-phiopt.c (struct name_to_bb): Add phase member. (nt_call_phase): New static. (add_or_mark_expr): Only mark accesses with newer phase than any call seen. (nonfreeing_call_p): New. (nt_init_block): Update nt_call_phase, mark blocks as visited. (nt_fini_block): Keep blocks marked as visited. (get_non_trapping): Initialize nt_call_phase, and reset aux pointer. 2013-02-08 Richard Biener * ira.c (ira): Free broken dominator information. 2013-02-08 Uros Bizjak * config/i386/i386.c (ix86_spill_class): Use INTEGER_CLASS_P macro. 2013-02-08 Marek Polacek * cfgloop.c (verify_loop_structure): Add more checking of headers. 2013-02-08 Richard Biener PR middle-end/56181 * cfgloop.h (flow_loops_find): Adjust. (bb_loop_header_p): Declare. * cfgloop.c (bb_loop_header_p): New function split out from ... (flow_loops_find): ... here. Adjust function signature, support incremental loop structure update. (verify_loop_structure): Cleanup. Verify a loop is a loop. * cfgloopmanip.c (fix_loop_structure): Move ... * loop-init.c (fix_loop_structure): ... here. (apply_loop_flags): Split out from ... (loop_optimizer_init): ... here. (fix_loop_structure): Use apply_loop_flags. Use flow_loops_find in incremental mode, only remove dead loops here. 2013-02-08 Georg-Johann Lay PR target/54222 * config/avr/avr.md (unspec) : Add. * config/avr/avr-fixed.md (ALL4QA, ALL124QA): New mode iterators. (round3, round3_const): New expanders for fixed-mode. (*round3.libgcc): New insns for fixed-modes. * config/avr/builtins.def (ABSxx): Use a non-NULL LIBNAME. (ROUNDxx, COUNTLSxx, BITSxx, xxBITS): New DEF_BUILTINs. (ROUNDFX, COUNTLSFX, ABSFX): New DEF_BUILTINs. * config/avr/stdfix.h (absFX, bitsFX, FXbits): Remove inline implementations. Define to __builtin_avr_absFX, __builtin_avr_bitsFX, __builtin_avr_FXbits, respectively. (roundFX, countlsFX): Define to __builtin_avr_roundFX, __builtin_avr_countlsFX, respectively. * config/avr/avr-c.c (target.h): Include it. (enum avr_builtin_id): New enum. (avr_resolve_overloaded_builtin): New static function. (avr_register_target_pragmas): Use it to set targetm.resolve_overloaded_builtin. * config/avr/avr.c (avr_init_builtins): Supply myriads of local tree nodes used by DEF_BUILTIN. (avr_expand_builtin) : Sanity-check them. (avr_fold_builtin) : Fold to VIEW_COVERT_EXPR. : Same. 2013-02-08 Richard Biener * cfgloop.c (verify_loop_structure): Properly handle a loop exiting to another loop header. * ira-int.h (ira_loops): Remove. * ira.c (ira_loops): Remove. (ira): Use loop_optimizer_init and loop_optimizer_finalize. (do_reload): Use loop_optimizer_finalize. * ira-build.c (create_loop_tree_nodes): Use get_loops and number_of_loops to access the loop tree. (more_one_region_p): Likewise. (finish_loop_tree_nodes): Likewise. (rebuild_regno_allocno_maps): Likewise. (mark_loops_for_removal): Likewise. (mark_all_loops_for_removal): Likewise. (remove_unnecessary_regions): Likewise. (ira_build): Likewise. * ira-emit.c (setup_entered_from_non_parent_p): Likewise. 2013-02-08 Richard Biener * Makefile.in (tree-tailcall.o): Add $(CFGLOOP_H) dependency. * ipa-pure-const.c (analyze_function): Avoid calling mark_irreducible_loops twice. * tree-tailcall.c (tree_optimize_tail_calls_1): Mark loops for fixup. 2013-02-07 David S. Miller * dwarf2out.c (based_loc_descr): Perform leaf register remapping on 'reg'. * var-tracking.c (vt_add_function_parameter): Test the presence of HAVE_window_save properly and do not remap argument registers when we have a leaf function. 2013-02-07 Uros Bizjak PR bootstrap/56227 * ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT instead of "ll". * config/i386/i386.c (ix86_print_operand): Ditto. 2013-02-07 Vladimir Makarov * lra-constraints.c (process_alt_operands): Fix recently added comment. 2013-02-07 Vladimir Makarov PR rtl-optimization/56225 * lra-constraints.c (process_alt_operands): Check that reload hard reg can hold value for strict_low_part. 2013-02-07 Jakub Jelinek PR debug/56154 * dwarf2out.c (dwarf2_debug_hooks): Set end_function hook to dwarf2out_end_function. (in_first_function_p, maybe_at_text_label_p, first_loclabel_num_not_at_text_label): New variables. (dwarf2out_var_location): In the first function find out lowest loclabel_num N where .LVLN is known not to be equal to .Ltext0. (find_empty_loc_ranges_at_text_label, dwarf2out_end_function): New functions. 2013-02-07 Eric Botcazou PR rtl-optimization/56178 * cse.c (cse_insn): Do not create a REG_EQUAL note if the source is a SUBREG of a register. Tidy up related block of code. * fwprop.c (forward_propagate_and_simplify): Do not create a REG_EQUAL note if the source is a register or a SUBREG of a register. 2013-02-07 Jakub Jelinek PR target/56228 * config/rs6000/rs6000.md (ptrm): New mode attr. (call_indirect_aix, call_indirect_aix_nor11, call_value_indirect_aix, call_value_indirect_aix_nor11): Use instead of m in constraints. 2013-02-07 Michael Haubenwallner * collect2.c (main): Set aix64_flag for -G and -bsvr4 too, disable if -bnortl. Convert to strcmp and strncmp. 2013-02-07 Alan Modra PR target/54009 * config/rs6000/rs6000.c (mem_operand_gpr): Check that LO_SUM addresses won't wrap when offsetting. (rs6000_secondary_reload): Provide secondary reloads needed for wrapping LO_SUM addresses. 2013-02-06 Thomas Schwinge * config/gnu.h (GNU_USER_TARGET_OS_CPP_BUILTINS): Never define MACH, just __MACH__. 2013-02-06 Richard Biener * tracer.c (tracer): Mark loops with LOOPS_NEED_FIXUP instead of calling fix_loop_structure. 2013-02-06 Jakub Jelinek PR middle-end/56217 * omp-low.c (use_pointer_for_field): Return false if lower_send_shared_vars doesn't generate any copy-out code. 2013-02-06 Tom de Vries PR rtl-optimization/56131 * cfgrtl.c (delete_insn): Use NOTE_BASIC_BLOCK instead of BLOCK_FOR_INSN to get the bb of a NOTE_INSN_BASIC_BLOCK. Handle the case that the bb of the label is NULL. Add comment. 2013-02-05 Jakub Jelinek * tree.h (struct tree_decl_with_vis): Remove thread_local field. PR sanitizer/55374 * config/gnu-user.h (LIBTSAN_EARLY_SPEC): Define. (STATIC_LIBTSAN_LIBS): Likewise. * gcc.c (ADD_STATIC_LIBTSAN_LIBS, LIBTSAN_EARLY_SPEC): Define. (LIBTSAN_SPEC): Add ADD_STATIC_LIBTSAN_LIBS, if LIBTSAN_EARLY_SPEC is defined, don't add anything else beyond that. (SANITIZER_EARLY_SPEC, SANITIZER_SPEC): Define. (LINK_COMMAND_SPEC): Use them. PR tree-optimization/56205 * tree-stdarg.c (check_all_va_list_escapes): Return true if there are any PHI nodes that set non-va_list_escape_vars SSA_NAME and some va_list_escape_vars SSA_NAME appears in some PHI argument. 2013-02-05 Richard Biener PR tree-optimization/53342 PR tree-optimization/53185 * tree-vectorizer.h (vect_check_strided_load): Remove. * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Do not disallow peeling for vectorized strided loads. (vect_check_strided_load): Make static and simplify. (vect_analyze_data_refs): Adjust. * tree-vect-stmts.c (vectorizable_load): Handle peeled loops correctly when vectorizing strided loads. 2013-02-05 Richard Biener * doc/install.texi: Refer to ISL, not PPL. 2013-02-05 Jan Hubicka PR tree-optimization/55789 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): Drop to 1. 2013-02-05 Jan Hubicka PR tree-optimization/55789 * cgraphclones.c (cgraph_remove_node_and_inline_clones): Remove the dead call anyway. 2013-02-05 Eric Botcazou PR sanitizer/55374 * config/gnu-user.h (LIBASAN_EARLY_SPEC): Add missing guard. 2013-02-04 Alexander Potapenko Jack Howarth Jakub Jelinek PR sanitizer/55617 * config/darwin.c (sort_ctor_records): Stabilized qsort on constructor priority by using original position. (finalize_ctors): New routine to sort constructors by priority before use in assemble_integer. (machopic_asm_out_constructor): Use finalize_ctors if needed. 2013-02-04 Jakub Jelinek PR libstdc++/54314 * config/i386/winnt.c (i386_pe_assemble_visibility): Don't warn about visibility on artificial decls. * config/sol2.c (solaris_assemble_visibility): Likewise. 2013-02-04 Kai Tietz PR target/56186 * config/i386/i386.c (function_value_ms_64): Add additional valtype argument and improve checking of return-argument types for 16-byte modes. (ix86_function_value_1): Add additional valtype argument on call of function_value_64. (return_in_memory_ms_64): Sync 16-byte sized mode handling with handling infunction_value_64 function. 2013-02-04 Matthew Gretton-Dann * reload.c (subst_reloads): Fix DEBUG_RELOAD build issue. 2013-02-04 Richard Biener PR tree-optimization/56188 * tree-ssa-structalias.c (label_visit): Consider case with initially non-empty points-to set. (perform_var_substitution): Dump node mapping and clean up. 2013-02-04 Richard Guenther PR lto/56168 * lto-symtab.c (lto_symtab_merge_decls_1): Make non-builtin node prevail as last resort. (lto_symtab_merge_decls): Remove guard on LTRANS here. (lto_symtab_prevailing_decl): Builtins are their own prevailing decl. 2013-02-04 Richard Biener PR tree-optimization/56113 * tree-ssa-structalias.c (equiv_class_lookup, equiv_class_add): Merge into ... (equiv_class_lookup_or_add): ... this. (label_visit): Adjust and fix error in previous patch. (perform_var_substitution): Adjust. 2013-02-03 Oleg Endo * config/sh/divtab.c: Fix formatting and comments throughout the file. * config/sh/sh4-300.md: Likewise. * config/sh/sh4a.md: Likewise. * config/sh/constraints.md: Likewise. * config/sh/sh.md: Likewise. * config/sh/netbsd-elf.h: Likewise. * config/sh/predicates.md: Likewise. * config/sh/sh-protos.h: Likewise. * config/sh/ushmedia.h: Likewise. * config/sh/linux.h: Likewise. * config/sh/sh.c: Likewise. * config/sh/superh.h: Likewise. * config/sh/elf.h: Likewise. * config/sh/sh4.md: Likewise. * config/sh/sh.h: Likewise. 2013-02-03 John David Anglin * config/pa/constraints.md: Adjust unused letters. Change "T" constraint to match_test floating_point_store_memory_operand(). * config/pa/predicates.md (reg_plus_base_memory_operand): New. (base14_operand): New. (floating_point_store_memory_operand): New. (integer_store_memory_operand): Revise to use base14_operand and reg_plus_base_memory_operand. (move_dest_operand): Allow symbolic_memory_operands. (symbolic_memory_operand): Check for LO_SOM. (symbolic_operand): Change default case to break. * config/pa/pa.md: Remove unamed DFmode and SFmode patterns to force CONST_DOUBLE values to be reloaded by putting them into memory when the destination is a floating point register. (movdf): Remove code to handle CONST_DOUBLE. (movsf): Likewise. (reload_indf_r1): New. (reload_insf_r1): New. Consistently use "Q" and "T" constraints with integer and floating point move instructions, respectively. (movdi): Remove FAIL. Change predicate for source operand unamed DImode move from general_operand to move_src_operand. (umulsidi3): Change predicate for destination operand to register_operand. Likewise for similar unamed patterns. * config/pa/pa-protos.h (pa_legitimize_reload_address): Declare. * config/pa/pa.c (pa_symbolic_expression_p): Remove extra parenthesis. (hppa_legitimize_address): Simplify mask calculation. (pa_emit_move_sequence): Revised handling of secondary reloads from REG+D addresses for floating point loads and stores. Directly handle loading CONST0_RTX (mode) to a floating point register. (pa_secondary_reload): Handle reloading DF and SFmode constant values to floating point registers. Don't restrict secondary reloads to floating point registers to integer modes. Revise some comments and cleanup some code. (TARGET_LEGITIMATE_ADDRESS_P): Define. (pa_legitimate_address_p): New. (pa_legitimize_reload_address): New. * config/pa/pa.h (STRICT_REG_OK_FOR_INDEX_P): New. (STRICT_REG_OK_FOR_BASE_P): New. (GO_IF_LEGITIMATE_ADDRESS): Delete. Update some related comments. (LEGITIMIZE_RELOAD_ADDRESS): Revise to use pa_legitimize_reload_address. 2013-02-03 David Edelsohn Andrew Dixie * collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY flag set. 2013-02-03 Richard Sandiford * expmed.c (extract_bit_field_1): Pass the full width of the structure to get_best_reg_extraction_insn. 2013-02-01 David Edelsohn PR target/54601 * configure.ac (use_cxa_atexit): Add AIX. * configure: Regenerate. * config/rs6000/aix61.h (STARTFILE_SPEC): Add crtcxa.o. 2013-02-01 Jakub Jelinek PR debug/54793 * final.c (need_profile_function): New variable. (final_start_function): Drop ATTRIBUTE_UNUSED from first argument. If first of NOTE_INSN_BASIC_BLOCK or NOTE_INSN_FUNCTION_BEG is only preceeded by NOTE_INSN_VAR_LOCATION or NOTE_INSN_DELETED notes, targetm.asm_out.function_prologue doesn't emit anything, HAVE_prologue and profiler should be emitted before prologue, set need_profile_function instead of emitting it. (final_scan_insn): If need_profile_function, emit profile_function on the first NOTE_INSN_BASIC_BLOCK or NOTE_INSN_FUNCTION_BEG note. 2013-02-01 Richard Henderson * config/rs6000/rs6000.md (smulditi3): New. (umulditi3): New. * config/alpha/alpha.md (umulditi3): New. 2013-02-01 David Edelsohn * config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_COMMON): Use floor_log2. (ASM_OUTPUT_ALIGNED_LOCAL): New. 2013-02-01 Richard Biener PR tree-optimization/56113 * tree-ssa-structalias.c (label_visit): Reduce work for single-predecessor nodes. 2013-02-01 Eric Botcazou * fold-const.c (make_range_step) : Bail out if the range isn't testing for zero. 2013-01-31 Steven Bosscher PR middle-end/56113 * fwprop.c (fwprop_init): Set up loops without CFG modifications. 2013-01-31 Hiroyuki Ono Nick Clifton * config/v850/constraints.md (Q): Define as a memory constraint. * config/v850/predicates.md (label_ref_operand): New predicate. (e3v5_shift_operand): New predicate. (ior_operator): New predicate. * config/v850/t-v850: Add e3v5 multilib. * config/v850/v850-protos.h (v850_adjust_insn_length): Prototype. (v850_gen_movdi): Prototype. * config/v850/v850.c: Add support for e3v5 architecture. Rename all uses of TARGET_V850E || TARGET_V850E2_ALL to TARGET_V850E_UP. (construct_save_jarl): Add e3v5 long JARL support. (v850_adjust_insn_length): New function. Adjust length of call insns when using e3v5 instructions. (v850_gen_movdi): New function: Generate instructions to move a DImode value. * config/v850/v850.h (TARGET_CPU_v850e3v5): Define. (CPP_SPEC): Define __v850e3v5__ as appropriate. (TARGET_USE_FPU): Enable for e3v5. (CONST_OK_FOR_W): New macro. (ADJUST_INSN_LENGTH): Define. * config/v850/v850.md (UNSPEC_LOOP): Define. (attr cpu): Add v850e3v5. Rename all uses of TARGET_V850E2 to TARGET_V850E2V3_UP. (movdi): New pattern. (movdi_internal): New pattern. (cbranchsf4): Conditionalize on TARGET_USE_FPU. (cbranchdf4): Conditionalize on TARGET_USE_FPU. (cstoresf4): Likewise. (cstoredf4): Likewise. (insv): New pattern. (rotlso3_a): New pattern. (rotlsi3_b): New pattern (rotlsi3_v850e3v5): New pattern. (doloop_begin): New pattern. (fix_loop_counter): New pattern. (doloop_end): New pattern. (branch_normal): Add e3v5 long branch support. (branch_invert): Likewise. (branch_z_normal): Likewise. (branch_z_invert): Likewise. (branch_nz_normal): Likewise. (branch_nz_invert): Likewise. (call_internal_short): Add e3v5 register-indirect JARL support. (call_internal_long): Likewise. (call_value_internal_short): Likewise. (call_value_internal_long): Likewise. * config/v850/v850.opt (mv850e3v5, mv850e2v4): New options. (mloop): New option. * config.gcc: Add support for configuring v840e3v5 target. * doc/invoke.texi: Document new v850 specific command line options. 2013-01-31 Paul Koning PR debug/55059 PR debug/54508 * dwarf2out.c (prune_unused_types_mark): Mark all of parent's children if parent is a class. (prune_unused_types_prune): Don't add DW_AT_declaration. 2013-01-31 Richard Biener PR tree-optimization/56157 * tree-vect-slp.c (vect_get_slp_defs): More thoroughly try to match up operand with SLP child. 2013-01-31 Jason Merrill PR debug/54410 * dwarf2out.c (gen_struct_or_union_type_die): Always schedule template parameters the first time. (gen_scheduled_generic_parms_dies): Check completeness here. 2013-01-31 Richard Biener PR middle-end/53073 * common.opt (faggressive-loop-optimizations): New flag, enabled by default. * doc/invoke.texi (faggressive-loop-optimizations): Document. * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Guard infer_loop_bounds_from_undefined by it. 2013-01-31 Richard Biener PR tree-optimization/56150 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt): Do not visit virtual operands. (find_uses_to_rename_bb): Likewise. 2013-01-31 Richard Biener PR tree-optimization/56150 * tree-ssa-tail-merge.c (gimple_equal_p): Properly handle mixed store non-store stmts. 2013-01-30 Jakub Jelinek PR sanitizer/55374 * gcc.c (LIBASAN_SPEC): Define just to ADD_STATIC_LIBASAN_LIBS if LIBASAN_EARLY_SPEC is defined. (LIBASAN_EARLY_SPEC): Define to empty string if not already defined. (LINK_COMMAND_SPEC): Add LIBASAN_EARLY_SPEC for -fsanitize=address, before %o. * config/gnu-user.h (LIBASAN_EARLY_SPEC): Define. PR c++/55742 * config/i386/i386.c (ix86_valid_target_attribute_inner_p): Diagnose invalid args instead of ICEing on it. (ix86_valid_target_attribute_tree): Return error_mark_node if ix86_valid_target_attribute_inner_p failed. (ix86_valid_target_attribute_p): Return false only if ix86_valid_target_attribute_tree returned error_mark_node. Allow target("default") attribute. (sorted_attr_string): Change argument from const char * to tree, merge in all target attribute arguments rather than just one. Formatting fix. Use XNEWVEC instead of xmalloc and XDELETEVEC instead of free. Avoid using strcat. (ix86_mangle_function_version_assembler_name): Mangle target("default") as if no target attribute is present. Adjust sorted_attr_string caller. Avoid leaking memory. Use XNEWVEC instead of xmalloc and XDELETEVEC instead of free. (ix86_function_versions): Don't return true if one of the decls doesn't have target attribute. If they don't and one of the decls is DECL_FUNCTION_VERSIONED, report an error. Adjust sorted_attr_string caller. Use XDELETEVEC instead of free. (ix86_supports_function_versions): Remove. (make_name): Fix up formatting. (make_dispatcher_decl): Remove resolver_name and its initialization. Avoid leaking memory. (is_function_default_version): Return true if there is target("default") attribute rather than no target attribute at all. (make_resolver_func): Avoid leaking memory. (ix86_generate_version_dispatcher_body): Likewise. (TARGET_OPTION_SUPPORTS_FUNCTION_VERSIONS): Remove. * target.def (supports_function_versions): Remove. * doc/tm.texi.in (SUPPORTS_FUNCTION_VERSIONS): Remove. * doc/tm.texi: Regenerated. 2013-01-30 Vladimir Makarov PR rtl-optimization/56144 * lra-constraints.c (get_reload_reg): Don't reuse reload pseudo for values with side effects. 2013-01-30 Richard Biener * sparseset.h (sparseset_bit_p): Use gcc_checking_assert. (sparseset_pop): Likewise. * cfganal.c (compute_idf): Likewise. Increase work-stack size to be able to use quick_push in the worker loop. 2013-01-30 Marek Polacek * cfgcleanup.c (cleanup_cfg): Don't mark affected BBs. 2013-01-30 Richard Biener PR lto/56147 * lto-symtab.c (lto_symtab_merge_decls_1): Guard DECL_BUILT_IN check. 2013-01-30 Georg-Johann Lay PR tree-optimization/56064 * fixed-value.c (fixed_from_double_int): New function. * fixed-value.h (fixed_from_double_int): New prototype. (const_fixed_from_double_int): New static inline function. * fold-const.c (native_interpret_fixed): New static function. (native_interpret_expr) : Use it. (can_native_interpret_type_p) : Return true. (native_encode_fixed): New static function. (native_encode_expr) : Use it. (native_interpret_int): Move double_int worker code to... * double-int.c (double_int::from_buffer): ...this new static method. * double-int.h (double_int::from_buffer): Prototype it. 2013-01-30 Richard Biener * tree-ssa-structalias.c (final_solutions, final_solutions_obstack): New pointer-map and obstack. (init_alias_vars): Allocate pointer-map and obstack. (delete_points_to_sets): Free them. (find_what_var_points_to): Cache result. (find_what_p_points_to): Adjust for changed interface of find_what_var_points_to. (compute_points_to_sets): Likewise. (ipa_pta_execute): Likewise. 2013-01-30 Rainer Orth * configure.ac (HAVE_AS_SPARC_NOBITS): New test. * configure: Regenerate. * config.in: Regenerate. * config/sparc/sparc.c (sparc_solaris_elf_asm_named_section): Emit #nobits/#progbits if supported. 2013-01-29 Oleg Endo PR target/56121 * config/sh/sh.md (bclr_m2a, bset_m2a, bst_m2a, bld_m2a, bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a, bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): Add satisfies_constraint_K03 condition. 2013-01-29 Greta Yorsh * config/arm/cortex-a7.md (cortex_a7_neon, cortex_a7_all): Remove. (cortex_a7_idiv): Use cortex_a7_both instead of cortex_a7_all. 2013-01-29 Greta Yorsh * config/arm/arm.c (cortexa7_younger): Return true for TYPE_CALL. * config/arm/cortex-a7.md (cortex_a7_call): Update required units. 2013-01-29 Greta Yorsh * config/arm/arm-protos.h (arm_mac_accumulator_is_result): New declaration. * config/arm/arm.c (arm_mac_accumulator_is_result): New function. * config/arm/cortex-a7.md: New bypasses using arm_mac_accumulator_is_result. 2013-01-29 Greta Yorsh * config/arm/cortex-a7.md (cortex_a7_neon_mul): New reservation. (cortex_a7_neon_mla): Likewise. (cortex_a7_fpfmad): New reservation. (cortex_a7_fpmacs): Use ffmas and update required units. (cortex_a7_fpmuld): Update required units and latency. (cortex_a7_fpmacd): Likewise. (cortex_a7_fdivs, cortex_a7_fdivd): Likewise. (cortex_a7_neon). Likewise. (bypass) Update participating units. 2013-01-29 Greta Yorsh * config/arm/arm.md (type): Add ffmas and ffmad to "type" attribute. * config/arm/vfp.md (fma,fmsub,fnmsub,fnmadd): Change type from fmac to ffma. * config/arm/vfp11.md (vfp_farith): Use ffmas. (vfp_fmul): Use ffmad. * config/arm/cortex-r4f.md (cortex_r4_fmacs): Use ffmas. (cortex_r4_fmacd): Use ffmad. * config/arm/cortex-m4-fpu.md (cortex_m4_fmacs): Use ffmas. * config/arm/cortex-a9.md (cortex_a9_fmacs): Use ffmas. (cortex_a9_fmacd): Use ffmad. * config/arm/cortex-a8-neon.md (cortex_a8_vfp_macs): Use ffmas. (cortex_a8_vfp_macd): Use ffmad. * config/arm/cortex-a5.md (cortex_a5_fpmacs): Use ffmas. (cortex_a5_fpmacd): Use ffmad. * config/arm/cortex-a15-neon.md (cortex_a15_vfp_macs) Use ffmas. (cortex_a15_vfp_macd): Use ffmad. * config/arm/arm1020e.md (v10_fmul): Use ffmas and ffmad. 2013-01-29 Jason Merrill PR libstdc++/54314 * varasm.c (default_assemble_visibility): Don't warn about visibility on artificial decls. 2013-01-29 Richard Biener PR tree-optimization/56113 * tree-ssa-structalias.c (equiv_class_lookup): Also return the bitmap leader. (label_visit): Free duplicate bitmaps and record the leader instead. (perform_var_substitution): Adjust. 2013-01-29 Richard Biener PR tree-optimization/55270 * tree-ssa-dom.c (eliminate_degenerate_phis): If we changed the CFG, schedule loops for fixup. 2013-01-29 Nick Clifton * config/rl78/rl78.c (rl78_regno_mode_code_ok_for_base_p): Allow SP_REG. 2013-01-28 Leif Ekblad * config.gcc (i[34567]86-*-rdos*, x86_64-*-rdos*): New targets. * config/i386/i386.h (TARGET_RDOS): New macro. (DEFAULT_LARGE_SECTION_THRESHOLD): New macro. * config/i386/i386.c (ix86_option_override_internal): For 64bit TARGET_RDOS, set ix86_cmodel to CM_MEDIUM_PIC and flag_pic to 1. * config/i386/i386.opt (mlarge-data-threshold): Initialize to DEFAULT_LARGE_SECTION_THRESHOLD. * config/i386/i386.md (R14_REG, R15_REG): New constants. * config/i386/rdos.h: New file. * config/i386/rdos64.h: New file. 2013-01-28 Bernd Schmidt PR other/54814 * reload.c (find_valid_class_1): Use in_hard_reg_set_p instead of TEST_HARD_REG_BIT. 2013-01-28 Jakub Jelinek PR rtl-optimization/56117 * sched-deps.c (sched_analyze_2) : For use_cselib call cselib_lookup_from_insn on the MEM before calling add_insn_mem_dependence. 2013-01-28 Richard Biener * tree-inline.c (remap_gimple_stmt): Do not assing a BLOCK to a stmt that didn't have one. (copy_phis_for_bb): Likewise for PHI arguments. (copy_debug_stmt): Likewise for debug stmts. 2013-01-28 Richard Biener PR tree-optimization/56034 * tree-loop-distribution.c (enum partition_kind): Add PKIND_REDUCTION. (partition_builtin_p): Adjust. (generate_code_for_partition): Handle PKIND_REDUCTION. Assert it is the last partition. (rdg_flag_uses): Check SSA_NAME_IS_DEFAULT_DEF before looking up the vertex for the definition. (classify_partition): Classify whether a partition is a PKIND_REDUCTION, thus has uses outside of the loop. (ldist_gen): Inherit PKIND_REDUCTION when merging partitions. Merge all PKIND_REDUCTION partitions into the last partition. (tree_loop_distribution): Seed partitions from reductions as well. 2013-01-28 Jakub Jelinek PR tree-optimization/56125 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize pow(x,c) into sqrt(x) * powi(x, n/2) or 1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when optimizing for size. Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or 1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an integer. PR tree-optimization/56094 * gimplify.c (force_gimple_operand_1): Temporarily set input_location to UNKNOWN_LOCATION while gimplifying expr. 2013-01-27 Uros Bizjak PR target/56114 * config/i386/i386.md (*movabs_1): Add square brackets around operand 0 in movabs insn template for -masm=intel asm alternative. (*movabs_2): Ditto for operand 1. 2013-01-26 David Holsgrove PR target/54663 * config.gcc (microblaze*-linux*): Add tmake_file to allow building of microblaze-c.o 2013-01-26 Edgar E. Iglesias * config.gcc (microblaze*-*-*): Rename microblaze*-*-elf, update tm_file. 2013-01-25 Naveen H.S * config/aarch64/aarch64.c (TARGET_FIXED_CONDITION_CODE_REGS): Undef to avoid warning. 2013-01-25 Michael Haubenwallner * configure.ac (gcc_cv_ld_static_dynamic): Define for AIX native ld. * configure: Regenerate. 2013-01-25 Jakub Jelinek PR tree-optimization/56098 * tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr for stmts with volatile ops. (cond_store_replacement): Don't optimize if assign has volatile ops. (cond_if_else_store_replacement_1): Don't optimize if either then_assign or else_assign have volatile ops. (hoist_adjacent_loads): Don't optimize if either def1 or def2 have volatile ops. 2013-01-25 Georg-Johann Lay * doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__. 2013-01-25 Georg-Johann Lay * doc/extend.texi (Example of asm with clobbered asm reg): Fix missing ':' in asm example. 2013-01-25 Tejas Belagod * config/aarch64/aarch64-simd-builtins.def: Separate sqdmulh_lane entries into lane and laneq entries. * config/aarch64/aarch64-simd.md (aarch64_sqdmulh_lane): Remove AdvSIMD scalar modes. (aarch64_sqdmulh_laneq): New. (aarch64_sqdmulh_lane): New RTL pattern for Scalar AdvSIMD modes. * config/aarch64/arm_neon.h: Fix all the vqdmulh_lane* intrinsics' builtin implementations to relfect changes in RTL in aarch64-simd.md. * config/aarch64/iterators.md (VCOND): New. (VCONQ): New. 2013-01-25 Georg-Johann Lay PR target/54222 * config/avr/builtins.def (DEF_BUILTIN): Add LIBNAME argument. Add NULL LIBNAME argument to existing definitions. (ABSHR, ABSR, ABSLR, ABSLLR, ABSHK, ABSK, ABSLK, ABSLLK): New. * config/avr/avr-c.c (DEF_BUILTIN): Add LIBNAME argument. * config/avr/avr.c (DEF_BUILTIN): Same. (avr_init_builtins): Pass down LIBNAME to add_builtin_function. (avr_expand_builtin): Expand to a vanilla call if a libgcc implementation is available (DECL_ASSEMBLER_NAME is set). (avr_fold_absfx): New static function. (avr_fold_builtin): Use it to handle: AVR_BUILTIN_ABSHR, AVR_BUILTIN_ABSR, AVR_BUILTIN_ABSLR, AVR_BUILTIN_ABSLLR, AVR_BUILTIN_ABSHK, AVR_BUILTIN_ABSK, AVR_BUILTIN_ABSLK, AVR_BUILTIN_ABSLLK. * config/avr/stdfix.h (abshr, absr, abslr, absllr) (abshk, absk, abslk, absllk): Provide as static inline functions. 2013-01-25 Marek Polacek PR tree-optimization/56035 * cfgloopmanip.c (fix_loop_structure): Remove redundant condition. 2012-01-24 Uros Bizjak * config/i386/i386.md (*movti_internal_rex64): Add (o,e) alternative. (*movtf_internal_rex64): Add (!o,C) alternative (*movxf_internal_rex64): Ditto. (*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives. 2013-01-24 Shenghou Ma * doc/invoke.texi: fix typo. * doc/objc.texi: fix typo. 2013-01-24 Richard Sandiford * config/mips/mips.md (*and3_mips16): Use the "W" constraint for the first two alternatives. 2013-01-24 Diego Novillo * Makefile.in (GGC): Remove. Replace all instances with ggc-page.o. (ggc-zone.o): Remove. * configure.ac: Remove option --with-gc. * configure: Re-generate. * doc/install.texi: Remove documentation for --with-gc. * gengtype.c (write_enum_defn): Remove. Update all users. (write_Types_process_field): Remove generation of gt_e_* argument. (output_type_enum): Remove. Update all users. (write_enum_defn): Remove. Update all users. (enum alloc_zone): Remove. Update all users. (write_splay_tree_allocator_def): Remove generation of gt_e_* argument. * ggc-common.c (ggc_splay_alloc): Remove first argument. Update all callers. (struct ptr_data): Remove field TYPE. Update all users. (gt_pch_note_object): Remove argument TYPE. Update all users. * ggc-internal.h (ggc_pch_alloc_object): Remove last argument. Update all users. * ggc-none.c (ggc_alloc_typed_stat): Remove. (struct alloc_zone): Remove. (ggc_internal_alloc_zone_stat): Remove. (ggc_internal_cleared_alloc_zone_stat): Remove. * ggc-page.c (ggc_alloc_typed_stat): Remove. (ggc_pch_count_object): Remove last argument. Update all users. (ggc_pch_alloc_object): Remove last argument. Update all users. (struct alloc_zone): Remove. * ggc-zone.c: Remove. * ggc.h (gt_pch_note_object): Remove last argument. Update all users. (struct alloc_zone): Remove. (ggc_alloc_typed_stat): Remove. (ggc_alloc_typed): Remove. (ggc_splay_alloc): Remove first argument. (rtl_zone): Remove. Update all users. (tree_zone): Remove. Update all users. (tree_id_zone): Remove. Update all users. (ggc_internal_zone_alloc_stat): Remove. Update all users. (ggc_internal_zone_cleared_alloc_stat): Remove. Update all users. (ggc_internal_zone_vec_alloc_stat): Remove. Update all users. * tree-ssanames.c: Remove references to zone allocator in comments. 2013-01-24 Georg-Johann Lay * config/avr/avr.c (avr_out_fract): Make register numbers that might be outside of source operand signed. 2013-01-24 Uros Bizjak * config/i386/constraints.md (Yf): New constraint. * config/i386/i386.md (*movdf_internal_rex64): Use Yf*f instead of f constraint to conditionaly disable x87 register preferences. (*movdf_internal): Ditto. (*movsf_internal): Ditto. 2013-01-24 Steven Bosscher PR inline-asm/55934 * lra-assigns.c (assign_by_spills): Throw away the pattern of asms that have operands with impossible constraints. Add a FIXME for a speed-up opportunity. * lra-constraints.c (process_alt_operands): Verify that a class selected from constraints on asms is valid for the operand mode. (curr_insn_transform): Remove incorrect comment. 2013-01-23 David Edelsohn * config/rs6000/rs6000.c (rs6000_delegitimize_address): Check that TOC operand is a valid symbol ref in the constant pool. 2013-01-23 Edgar E. Iglesias * config/microblaze/linux.h: Add TARGET_OS_CPP_BUILTINS 2013-01-23 Georg-Johann Lay PR target/54222 * config/avr/stdfix.h: New file. * t-avr (stdfix-gcc.h): New rule to build it. (EXTRA_HEADERS): Set it to install stdfix.h, stdfix-gcc.h. 2013-01-23 Kostya Serebryany * config/darwin.h: remove dependency on CoreFoundation (asan on Mac OS). 2013-01-23 Jakub Jelinek PR target/49069 * config/arm/arm.md (cbranchdi4, cstoredi4): Use s_register_operand instead of cmpdi_operand for first comparison operand. Don't assert that comparison operands aren't both constants. 2013-01-22 Jonathan Wakely * doc/install.texi (Downloading the Source): Update references to downloading separate components. 2013-01-22 Jonathan Wakely * doc/extend.texi (__int128): Improve grammar. 2013-01-22 Uros Bizjak PR target/56028 * config/i386/i386.md (*movti_internal_rex64): Change (o,riF) alternative to (o,r). (*movdi_internal_rex64): Remove (!o,n) alternative. (DImode immediate->memory splitter): Remove. (DImode immediate->memory peephole2): Remove. (movtf): Enable for TARGET_64BIT || TARGET_SSE. (*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r) alternative to (!o,*r). (*movtf_internal_sse): New pattern. (*movxf_internal_rex64): New pattern. (*movxf_internal): Disable for TARGET_64BIT. (*movdf_internal_rex64): Remove (!o,F) alternative. 2013-01-22 Jakub Jelinek PR middle-end/56074 * dumpfile.c (dump_loc): Only print loc if LOCATION_LOCUS (loc) isn't UNKNOWN_LOCATION nor BUILTINS_LOCATION. * tree-vect-loop-manip.c (find_loop_location): Also ignore stmt locations where LOCATION_LOCUS of the stmt location is UNKNOWN_LOCATION or BUILTINS_LOCATION. PR target/55686 * config/i386/i386.md (UNSPEC_STOS): New. (strset_singleop, *strsetdi_rex_1, *strsetsi_1, *strsethi_1, *strsetqi_1): Add UNSPEC_STOS. 2013-01-22 Paolo Carlini PR c++/56067 * doc/invoke.texi: Remove left over -Wsynth example. 2013-01-21 Jakub Jelinek PR tree-optimization/56051 * fold-const.c (fold_binary_loc): Don't fold X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either a narrowing conversion, or widening conversion from signed to unsigned. 2013-01-21 Uros Bizjak PR rtl-optimization/56023 * haifa-sched.c (fix_inter_tick): Do not update ticks of instructions, dependent on debug instruction. 2013-01-21 Martin Jambor PR middle-end/56022 * function.c (allocate_struct_function): Call invoke_set_current_function_hook earlier. 2013-01-21 Jakub Jelinek * reload1.c (init_reload): Only initialize reload_obstack during the first call. 2013-01-21 Marek Polacek * cfgloop.c (verify_loop_structure): Fix up grammar. 2013-01-21 Yi-Hsiu Hsu * config/arm/marvell-pj4.md (pj4_shift_conds, pj4_alu_shift, pj4_alu_shift_conds, pj4_shift): Handle simple_alu_shift. 2013-01-21 Ramana Radhakrishnan PR target/56058 * config/arm/marvell-pj4.md: Update copyright year. Fix up use of alu to alu_reg and simple_alu_imm. 2013-01-21 Uros Bizjak * config/i386/i386.md (enabled): Do not disable fma4 for TARGET_FMA. 2013-01-20 Vladimir Makarov PR target/55433 * lra-constraints.c (curr_insn_transform): Don't reuse original insn for secondary memory move when memory mode should be different. 2013-01-20 John David Anglin * config/pa/pa.md (atomic_loaddi, atomic_loaddi_1, atomic_storedi, atomic_storedi_1): New patterns. 2013-01-20 Venkataramanan Kumar btver2 pipeline descriptions. * config/i386/i386.c: Enable CPU_BTVER2 to use btver2 pipeline descriptions. * config/i386/i386.md (btver2_decode): New type attributes. * config/i386/sse.md (btver2_decode, btver2_sse_attr): New type attributes. * config/i386/btver2.md: New file describing btver2 pipelines. 2013-01-19 Andrew Pinski PR tree-optimization/52631 * tree-ssa-sccvn (visit_use): Before looking up the original statement, try looking up the simplified expression. 2013-01-19 Anthony Green * config/moxie/moxie.c (moxie_expand_prologue): Set current_function_static_stack_size. 2013-01-18 Jakub Jelinek PR tree-optimization/56029 * tree-phinodes.c (reserve_phi_args_for_new_edge): Set gimple_phi_arg_location for the new arg to UNKNOWN_LOCATION. 2013-01-18 Sharad Singhai PR tree-optimization/55995 * dumpfile.c (dump_loc): Print location only if available. * tree-vectorizer.c (increase_alignment): Intialize vect_location. 2013-01-18 Vladimir Makarov PR target/55433 * lra-constraints.c (curr_insn_transform): Reuse original insn for secondary memory move. (inherit_reload_reg): Use rclass instead of cl for check_secondary_memory_needed_p. 2013-01-18 Jakub Jelinek PR middle-end/56015 * expr.c (expand_expr_real_2) : Handle the case where writing real complex part of target modifies op1. 2013-01-18 James Greenhalgh * config/aarch64/aarch64-simd.md (aarch64_vcond_internal): Handle unordered cases. * config/aarch64/iterators.md (v_cmp_result): New. 2013-01-18 Yi-Hsiu Hsu Ramana Radhakrishnan * config/arm/marvell-pj4.md: New file. * config/arm/arm.c (arm_issue_rate): Add marvell_pj4. * config/arm/arm.md (generic_sched): Add marvell_pj4. (generic_vfp): Likewise. * config/arm/arm-cores.def: Add marvell-pj4. * config/arm/arm-tune.md: Regenerate. * config/arm/arm-tables.opt: Regenerate. * config/arm/bpabi.h (BE8_LINK_SPEC): Add marvell_pj4. * doc/invoke.texi: Document marvell-pj4. 2013-01-18 Tejas Belagod * config/aarch64/arm_neon.h: Map scalar types to standard types. 2013-01-18 Alexandre Oliva PR debug/54114 PR debug/54402 PR debug/49888 * var-tracking.c (negative_power_of_two_p): New. (global_get_addr_cache, local_get_addr_cache): New. (get_addr_from_global_cache, get_addr_from_local_cache): New. (vt_canonicalize_addr): Rewrite using the above. Adjust the heading comment. (vt_stack_offset_p): Remove. (vt_canon_true_dep): Always canonicalize loc's address. (clobber_overlapping_mems): Make sure we have a MEM. (local_get_addr_clear_given_value): New. (val_reset): Clear local cached entries. (compute_bb_dataflow): Create and release the local cache. Disable duplicate MEMs clobbering. (emit_notes_in_bb): Clobber MEMs likewise. (vt_emit_notes): Create and release the local cache. (vt_initialize, vt_finalize): Create and release the global cache, respectively. * alias.c (rtx_equal_for_memref_p): Compare operands of ENTRY_VALUEs. 2013-01-18 Alexandre Oliva PR libmudflap/53359 * tree-mudflap.c (mudflap_finish_file): Skip deferred decls not found in the symtab. 2013-01-18 Alexandre Oliva PR debug/56006 PR rtl-optimization/55547 PR rtl-optimization/53827 PR debug/53671 PR debug/49888 * alias.c (offset_overlap_p): New, factored out of... (memrefs_conflict_p): ... this. Use absolute sizes. Retain the conservative special case for symbolic constants. Don't adjust zero sizes on alignment. 2013-01-18 Bernd Schmidt PR rtl-optimization/52573 * regrename.c (build_def_use): Ignore REG_DEAD notes if there is a REG_UNUSED for the same register. 2013-01-17 Richard Biener Marek Polacek PR rtl-optimization/55833 * loop-unswitch.c (unswitch_loops): Move loop verification... (unswitch_single_loop): ...here. Call mark_irreducible_loops. * cfgloopmanip.c (fix_loop_placement): Add IRRED_INVALIDATED parameter. Set it to true when we're removing a loop from hierarchy tree in an irreducible region. (fix_bb_placements): Adjust caller. (fix_loop_placements): Likewise. 2013-01-17 Georg-Johann Lay * config/avr/builtins.def (DEF_BUILTIN): Factor out "__builtin_avr_" from NAME, turn NAME to an uppercase identifier. Factor out 'CODE_FOR_' from ICODE, use 'nothing' instead of '-1'. Remove ID. Adjust comments. * config/avr/avr-c.c (avr_builtin_name): Remove. (avr_cpu_cpp_builtins): Use DEF_BUILTIN instead of for-loop. * config/avr/avr.c (avr_tolower): New static function. (DEF_BUILTIN): Remove parameter ID. Prefix ICODE by 'CODE_FOR_'. Stringify NAME, prefix it with "__builtin_avr_" and lowercase it. (avr_expand_builtin): Assert insn_code != CODE_FOR_nothing for default expansion. 2013-01-17 Jan Hubicka PR tree-optimization/55273 * loop-iv.c (iv_number_of_iterations): Consider zero iteration case. 2013-01-17 Uros Bizjak PR target/55981 * config/i386/sync.md (atomic_store): Always generate SWImode store through atomic_store_1. (atomic_store_1): Macroize insn using SWI mode iterator. 2013-01-17 Martin Jambor PR tree-optimizations/55264 * ipa-inline-transform.c (can_remove_node_now_p_1): Never return true for virtual methods. * ipa.c (symtab_remove_unreachable_nodes): Never return true for virtual methods before inlining is over. * cgraph.h (cgraph_only_called_directly_or_aliased_p): Return false for virtual functions. * cgraphclones.c (cgraph_create_virtual_clone): Mark clones as non-virtual. 2013-01-16 Vladimir Makarov PR rtl-optimization/56005 * sched-deps.c (sched_analyze_2): Check deps->readonly for adding pending reads for prefetch. 2013-01-16 Ian Bolton * config/aarch64/aarch64.md (*cstoresi_neg_uxtw): New pattern. (*cmovsi_insn_uxtw): New pattern. (*si3_uxtw): New pattern. (*_si3_uxtw): New pattern. (*si3_insn_uxtw): New pattern. (*bswapsi2_uxtw): New pattern. 2013-01-16 Richard Biener * tree-inline.c (tree_function_versioning): Remove set but never used variable. 2013-01-16 Richard Biener PR tree-optimization/55964 * tree-flow.h (rename_variables_in_loop): Remove. (rename_variables_in_bb): Likewise. * tree-loop-distribution.c (update_phis_for_loop_copy): Remove. (copy_loop_before): Adjust and delete update-ssa status. * tree-vect-loop-manip.c (rename_variables_in_bb): Make static. (rename_variables_in_bb): Likewise. Properly walk over predecessors. (rename_variables_in_loop): Remove. (slpeel_update_phis_for_duplicate_loop): Likewise. (slpeel_tree_duplicate_loop_to_edge_cfg): Handle nested loops, use available cfg machinery instead of duplicating it. Update PHI nodes and perform poor-mans SSA update here. (slpeel_tree_peel_loop_to_edge): Adjust. 2013-01-16 Richard Biener PR tree-optimization/54767 PR tree-optimization/53465 * tree-vrp.c (vrp_meet_1): Revert original fix for PR53465. (vrp_visit_phi_node): For PHI arguments coming via backedges drop all symbolical range information. (execute_vrp): Compute backedges. 2013-01-16 Richard Biener * doc/install.texi: Update CLooG and ISL requirements to 0.18.0 and 0.11.1. 2013-01-16 Christian Bruel PR target/55301 * config/sh/sh.c (sh_expand_prologue): Postpone new_stack mem symbol. (broken_move): Handle UNSPECV_SP_SWITCH_B. * config/sh/sh.md (sp_switch_1): Use set (reg:SI SP_REG). 2013-01-16 DJ Delorie * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New. (UNSPECV_SP_SWITCH_E): New. (sp_switch_1): Change to an unspec. (sp_switch_2): Change to an unspec. Don't use post-inc when we replace $r15. 2013-01-16 Uros Bizjak * emit-rtl.c (need_atomic_barrier_p): Mask memory model argument with MEMMODEL_MASK before comparing with MEMMODEL_* memory types. * optabs.c (maybe_emit_sync_lock_test_and_set): Ditto. (expand_mem_thread_fence): Ditto. (expand_mem_signal_fence): Ditto. (expand_atomic_load): Ditto. (expand_atomic_store): Ditto. 2013-01-16 Alexandre Oliva PR rtl-optimization/55547 PR rtl-optimization/53827 PR debug/53671 PR debug/49888 * alias.c (memrefs_conflict_p): Set sizes to negative after AND adjustments. 2013-01-15 Jakub Jelinek PR target/55940 * function.c (thread_prologue_and_epilogue_insns): Always add crtl->drap_reg to set_up_by_prologue.set, even if stack_realign_drap is false. 2013-01-15 Jan-Benedict Glaw * config/vax/vax.md (add3, sub3, mul3, div3, and3, *and_const_int, ior3, xor3, ashrsi3, *call): Fix indention. 2013-01-15 Tom de Vries PR target/55876 * optabs.c (widen_operand): Use gen_lowpart instead of gen_rtx_SUBREG. Update comment. 2013-01-15 Vladimir Makarov PR rtl-optimization/55153 * sched-deps.c (sched_analyze_2): Add pending reads for prefetch. 2013-01-15 Martin Jambor PR tree-optimization/55920 * tree-sra.c (analyze_access_subtree): Do not mark non-removable accesses as grp_to_be_debug_replaced. 2013-01-15 Jakub Jelinek PR tree-optimization/55920 * tree-sra.c (sra_modify_assign): If for lacc->grp_to_be_debug_replaced there is non-useless type conversion needed from debug rhs to lhs, use build_debug_ref_for_model and/or VIEW_CONVERT_EXPR. 2013-01-15 Joseph Myers Mikael Pettersson PR target/43961 * config/arm/arm.h (ADDR_VEC_ALIGN): Align SImode jump tables for Thumb. (ASM_OUTPUT_CASE_LABEL): Remove. (ASM_OUTPUT_BEFORE_CASE_LABEL): Define to empty. * final.c (shorten_branches): Update alignment of labels before jump tables if CASE_VECTOR_SHORTEN_MODE. 2013-01-15 Richard Biener PR bootstrap/55961 * system.h: Do not include gmp.h for building host tools. 2013-01-15 Richard Biener PR middle-end/55882 * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly account for bitpos when computing alignment. 2013-01-15 Vladimir Yakovlev * config/i386/i386-c.c (ix86_target_macros_internal): New case. (ix86_target_macros_internal): Likewise. * config/i386/i386.c (m_CORE2I7): Removed. (m_CORE_HASWELL): New macro. (m_CORE_ALL): Likewise. (initial_ix86_tune_features): m_CORE2I7 is replaced by m_CORE_ALL. (initial_ix86_arch_features): Likewise. (processor_target_table): Initializations for Core avx2. (cpu_names): New names "core-avx2". (ix86_option_override_internal): Changed PROCESSOR_COREI7 by PROCESSOR_CORE_HASWELL. (ix86_issue_rate): New case. (ia32_multipass_dfa_lookahead): Likewise. (ix86_sched_init_global): Likewise. * config/i386/i386.h (TARGET_HASWELL): New macro. (target_cpu_default): New TARGET_CPU_DEFAULT_haswell. (processor_type): New PROCESSOR_HASWELL. 2013-01-15 Jakub Jelinek PR tree-optimization/55955 * tree-vect-loop.c (vectorizable_reduction): Give up early on *SHIFT_EXPR and *ROTATE_EXPR codes. PR tree-optimization/48766 * opts.c (common_handle_option): For -fwrapv disable -ftrapv, for -ftrapv disable -fwrapv. 2013-01-14 Georg-Johann Lay PR target/55974 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH etc. to 1 and not to __flash. Use LL suffix for __INT24_MAX__ with -mint8. Use ULL suffix for __UINT24_MAX__ with -mint8. 2013-01-14 Georg-Johann Lay * config/avr/avr-arch.h (struct base_arch_s): Use typedef avr_arch_t instead. (struct arch_info_s): Use typedef avr_arch_info_t instead. (struct mcu_type_s): Use typedef avr_mcu_t instead. * config/avr/avr.c: Same. * config/avr/avr-devices.c: Same. * config/avr/driver-avr.c: Same. * config/avr/gen-avr-mmcu-texi.c: Same. * config/avr/avr-mcus.def: Adjust comment. 2013-01-14 Tejas Belagod * config/aarch64/aarch64-simd.md (*aarch64_simd_ld1r): New. * config/aarch64/iterators.md (VALLDI): New. 2013-01-14 Uros Bizjak Andi Kleen PR target/55948 * config/i386/sync.md (atomic_store_1): New pattern. (atomic_store): Call atomic_store_1 for IX86_HLE_RELEASE memmodel flag. 2013-01-14 Georg-Johann Lay * config/avr/avr-stdint.h: Remove trailing blanks. * config/avr/avr-log.h: Same. * config/avr/avr-arch.h: Same. * config/avr/avr-devices.c: Same. * config/avr/avr-dimode.md: Same. * config/avr/predicates.md: Same. * config/avr/avr-c.c: Same. And fix typo. * config/avr/avr-protos.h: Same. And: (function_arg_regno_p): Rename to avr_function_arg_regno_p. (init_cumulative_args): Rename to avr_init_cumulative_args. (expand_prologue): Rename to avr_expand_prologue. (expand_epilogue): Rename to avr_expand_epilogue. (adjust_insn_length): Rename to avr_adjust_insn_length. (notice_update_cc): Rename to avr_notice_update_cc. (final_prescan_insn): Rename to avr_final_prescan_insn. * config/avr/avr.c: Same. * config/avr/avr.h: Same. * config/avr/avr.md: Remove trailing blanks. (prologue): Use avr_expand_prologue. (epilogue, sibcall_epilogue): Use avr_expand_epilogue. 2013-01-14 Richard Biener * tree-cfg.c (verify_expr_location, verify_expr_location_1, verify_location, collect_subblocks): New functions. (verify_gimple_in_cfg): Verify that locations only reference BLOCKs in the functions BLOCK tree. 2013-01-14 Richard Biener * tree-cfgcleanup.c (remove_forwarder_block): Unshare propagated PHI argument. * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Properly unshare reference. (insert_out_of_ssa_copy_on_edge): Likewise. (rewrite_close_phi_out_of_ssa): Likewise. * tree-ssa.c (insert_debug_temp_for_var_def): Properly unshare debug expressions. * tree-ssa-pre.c (insert_into_preds_of_block): Properly unshare propagated constants. * tree-cfg.c (tree_node_can_be_shared): Handled component-refs can not be shared. 2013-01-14 Georg-Johann Lay * config/avr/avr-modes.def: Add GPL copyright notice. 2013-01-13 Uros Bizjak * config/i386/sync.md (mem_thread_fence): Mask operands[0] with MEMMODEL_MASK to determine memory model. (atomic_store): Ditto from operands[2]. * config/i386/i386.c (ix86_memmodel_check): Declare "strong" as bool. 2013-01-13 Jakub Jelinek PR fortran/55935 * gimple-fold.c (get_symbol_constant_value): Call unshare_expr. (fold_gimple_assign): Don't call unshare_expr here. (fold_ctor_reference): Call unshare_expr. 2013-01-13 Terry Guo * Makefile.in (s-mlib): New argument MULTILIB_REUSE. * doc/fragments.texi: Document MULTILIB_REUSE. * gcc.c (multilib_reuse): New internal spec. (set_multilib_dir): Also search multilib from multilib_reuse. * genmultilib (tmpmultilib3): Refactor code. (tmpmultilib4): Ditto. (multilib_reuse): New multilib argument. 2013-01-13 Richard Sandiford * Makefile.in: Update copyright. 2013-01-12 Tom de Vries PR middle-end/55890 * calls.c (expand_call): Check if arg_nr is valid. 2013-01-11 Michael Meissner * doc/extend.texi (X86 Built-in Functions): Add whitespace in __builtin_ia32_paddb256 and __builtin_ia32_pavgb256 documentation. Add missing '__' in front of __builtin_ia32_packssdw256. 2013-01-11 Andreas Krebbel PR target/55719 * config/s390/s390.c (s390_preferred_reload_class): Do not return NO_REGS for larl operands. (s390_reload_larl_operand): Use s390_load_address instead of emit_move_insn. 2013-01-11 Richard Biener * tree-cfg.c (verify_node_sharing_1): Split out from ... (verify_node_sharing): ... here. (verify_gimple_in_cfg): Use verify_node_sharing_1 for walk_tree. 2013-01-11 Eric Botcazou * configure.ac (Tree checking): Set TREECHECKING to yes if enabled. Substitute TREECHECKING. * configure: Regenerate. * Makefile.in (TREECHECKING): New. 2013-01-11 Richard Guenther PR tree-optimization/44061 * tree-vrp.c (extract_range_basic): Compute zero as value-range for __builtin_constant_p of function parameters. 2013-01-10 Richard Sandiford Update copyright years. 2013-01-10 Vladimir Makarov PR rtl-optimization/55672 * lra-eliminations.c (mark_not_eliminable): Permit addition with const to be eliminable. 2013-01-10 David Edelsohn * configure.ac (HAVE_AS_TLS): Add check for powerpc-ibm-aix. * configure: Regenerate. 2013-01-10 Richard Biener * builtins.c (expand_builtin_init_trampoline): Use set_mem_attributes. 2013-01-10 Richard Biener PR bootstrap/55792 * tree-into-ssa.c (rewrite_add_phi_arguments): Do not set locations for virtual PHI arguments. (rewrite_update_phi_arguments): Likewise. 2013-01-10 Joel Sherrill * config/v850/rtems.h (ASM_SPEC): Pass -m8byte-align and -mgcc-abi on to assembler. 2013-01-10 Jakub Jelinek PR tree-optimization/55921 * tree-complex.c (expand_complex_asm): New function. (expand_complex_operations_1): Call it for GIMPLE_ASM. 2013-01-10 Andreas Krebbel PR target/55718 * config/s390/s390.c (s390_symref_operand_p) (s390_loadrelative_operand_p): Merge the two functions. (s390_check_qrst_address, print_operand_address): Add parameters to s390_loadrelative_operand_p invokation. (s390_check_symref_alignment): Use s390_loadrelative_operand_p. (s390_reload_larl_operand, s390_secondary_reload): Use s390_loadrelative_operand_p instead of s390_symref_operand_p. (legitimize_pic_address): Handle @GOTENT and @PLT + addend. 2013-01-09 Mike Stump * dse.c (record_store): Remove unnecessary assert. 2013-01-09 Jan Hubicka PR tree-optimization/55569 * cfgloopmanip.c (scale_loop_profile): Make ITERATION_BOUND gcov_type. * cfgloop.h (scale_loop_profile): Likewise. 2013-01-09 Jan Hubicka PR lto/45375 * ipa-inline.c (ipa_inline): Remove extern inlines and virtual functions. * cgraphclones.c (cgraph_clone_node): Cpoy also LTO file data. 2013-01-09 Richard Sandiford PR middle-end/55114 * expr.h (maybe_emit_group_store): Declare. * expr.c (maybe_emit_group_store): New function. * builtins.c (expand_builtin_int_roundingfn): Call it. (expand_builtin_int_roundingfn_2): Likewise. 2013-01-09 Vladimir Makarov PR rtl-optimization/55829 * lra-constraints.c (match_reload): Add code for absent output. (curr_insn_transform): Add code for reloads of matched inputs without output. 2013-01-09 Uros Bizjak * config/i386/sse.md (*vec_interleave_highv2df): Change mode attribute of movddup insn to DF. (*vec_interleave_lowv2df): Ditto. (vec_dupv2df): Ditto. 2013-01-09 Jan Hubicka PR tree-optimiation/55875 * tree-ssa-loop-niter.c (number_of_iterations_cond): Add EVERY_ITERATION parameter. (number_of_iterations_exit): Check if exit is executed every iteration. (idx_infer_loop_bounds): Similarly here. (n_of_executions_at_most): Simplify to only test for cases where statement is dominated by the particular bound; handle correctly the "postdominance" test. (scev_probably_wraps_p): Use max loop iterations info as a global bound first. 2013-01-09 Nguyen Duy Dat Nick Clifton * config/v850/v850.md (cbranchsf4): New pattern. (cstoresf4): New pattern. (cbranchdf4): New pattern. (cstoredf4): New pattern. (movsicc): Disallow floating point comparisons. (cmpsf_le_insn): Fix order of operators. (cmpsf_lt_insn): Likewise. (cmpsf_eq_insn): Likewise. (cmpdf_le_insn): Likewise. (cmpdf_lt_insn): Likewise. (cmpdf_eq_insn): Likewise. (cmpsf_ge_insn): Use LE comparison. (cmpdf_ge_insn): Likewise. (cmpsf_gt_insn): Use LT comparison. (cmpdf_gt_insn): Likewise. (cmpsf_ne_insn): Delete pattern. (cmpdf_ne_insn): Delete pattern. * config/v850/v850.c (v850_gen_float_compare): Use gen_cmpdf_eq_insn for NE comparison. (v850_float_z_comparison_operator) (v850_float_nz_comparison_operator): Move from here ... * config/v850/predicates.md: ... to here. Move GT and GE comparisons into v850_float_z_comparison_operator. * config/v850/v850-protos.h (v850_float_z_comparison_operator): Delete prototype. (v850_float_nz_comparison_operator): Likewise. 2013-01-09 John David Anglin * config/pa/pa.c (pa_emit_move_sequence): Replace calls to gen_insv with calls to gen_insvsi/gen_insvdi. 2013-01-09 Venkataramanan Kumar * config/i386/i386.c (initial_ix86_tune_features): Set up X86_TUNE_AVX128_OPTIMAL for m_BTVER2. 2013-01-09 Steven Bosscher Jakub Jelinek PR tree-optimization/48189 * predict.c (predict_loops): If max is 0, don't call compare_tree_int. If nitercst is 0, don't predict the exit edge. 2013-01-08 Naveen H.S * config/aarch64/aarch64.c (aarch64_print_operand): Replace %r in asm_fprintf with reg_names. (aarch64_print_operand_address): Likewise. (aarch64_return_addr): Likewise. * config/aarch64/aarch64.h (ASM_FPRINTF_EXTENSIONS): Remove. 2013-01-08 John David Anglin * config/pa/pa.h (VAL_U6_BITS_P): Define. (INT_U6_BITS): Likewise. * config/pa/predicates.md (uint6_operand): New predicate. (shift5_operand, shift6_operand): Likewise. * config/pa/pa.md (lshrsi3, rotrsi3): Use shift5_operand instead of arith32_operand. (lshrdi3): Use shift6_operand. (shrpsi4, shrpdi4): New insn patterns. (extzv): Delete expander. (extzvsi, extzvdi): New expanders. Use uint5_operand and uint6_operand predicates in unamed zero extract patterns. Tighten common constraint. (extv): Delete expander. (extvsi, extvdi): New expanders. Use uint5_operand and uint6_operand predicates in unamed sign extract patterns. Tighten common constraint. (insv): Delete expander. (insvsi, insvdi): New expanders. Use uint5_operand and uint6_operand predicates in unamed insert patterns. Tighten common constraint. Change uint32_operand predicate to uint6_operand predicate in unamed DImode pattern to insert constant values of type 1...1xxxx. 2013-01-04 Jan Hubicka PR tree-optimization/55823 * ipa-prop.c (update_indirect_edges_after_inlining): Fix ordering issue. 2013-01-08 Jakub Jelinek Uros Bizjak PR rtl-optimization/55845 * df-problems.c (can_move_insns_across): Stop scanning at volatile_insn_p source instruction or give up if across_from .. across_to range contains any volatile_insn_p instructions. 2013-01-08 Tejas Belagod * config/aarch64/aarch64-simd.md (vec_init): New. * config/aarch64/aarch64-protos.h (aarch64_expand_vector_init): Declare. * config/aarch64/aarch64.c (aarch64_simd_dup_constant, aarch64_simd_make_constant, aarch64_expand_vector_init): New. 2013-01-08 Jakub Jelinek PR fortran/55341 * asan.c (asan_clear_shadow): New function. (asan_emit_stack_protection): Use it. 2013-01-08 Tejas Belagod * config/aarch64/aarch64-simd.md (aarch64_simd_vec_mult_lo_, aarch64_simd_vec_mult_hi_): Separate instruction and operand with tab instead of space. 2013-01-08 Nick Clifton * config/rl78/rl78.c (rl78_expand_prologue): Always select register bank 0 at the start of an interrupt handler. * config/rl78/rl78.md (mulsi3_g13): Correct values for MDBL and MDBH registers. 2013-01-08 James Greenhalgh * config/aarch64/aarch64-simd.md (aarch64_simd_bsl_internal): Add floating-point modes. (aarch64_simd_bsl): Likewise. (aarch64_vcond_internal): Likewise. (vcond): Likewise. (aarch64_cm): Fix constraints, add new modes. * config/aarch64/iterators.md (V_cmp_result): Add V2DF. 2013-01-08 James Greenhalgh * config/aarch64/aarch64-builtins.c (aarch64_builtin_vectorized_function): Handle sqrt, sqrtf. 2013-01-08 Martin Jambor PR debug/55579 * tree-sra.c (analyze_access_subtree): Return true also after potentially creating a debug-only replacement. 2013-01-08 Jakub Jelinek PR middle-end/55890 * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_p. PR tree-optimization/54120 * tree-vrp.c (range_fits_type_p): Don't allow src_precision < precision from signed vr to unsigned_p if vr->min or vr->max is negative. (simplify_float_conversion_using_ranges): Test can_float_p against CODE_FOR_nothing. 2013-01-08 Jakub Jelinek Richard Biener PR middle-end/55851 * fold-const.c (int_binop_types_match_p): Allow all INTEGRAL_TYPE_P types instead of just INTEGER_TYPE types. 2013-01-07 Mark Kettenis * config/i386/openbsdelf.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT, TF_SIZE): Define. 2013-01-07 Steve Ellcey PR target/42661 * config/mips/mips.opt: Change mad to mmad to match documentation. 2013-01-07 Georg-Johann Lay PR target/55897 * doc/extend.texi (AVR Named Address Spaces): __memx goes into .progmemx.data now. 2013-01-07 Georg-Johann Lay PR target/55897 * config/avr/avr.h (ADDR_SPACE_COUNT): New enum. (avr_addrspace_t): Add .section_name field. * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as array size. (avr_addrspace): Same. Initialize .section_name. Remove last NULL entry. Put __memx into .progmemx.data. (progmem_section_prefix): Remove. (avr_asm_init_sections): No need to initialize progmem_section. (avr_asm_named_section): Use avr_addrspace[].section_name to get section name prefix. (avr_asm_select_section): Ditto. And use get_unnamed_section to retrieve the progmem section. * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop boundary to run over avr_addrspace[]. (avr_register_target_pragmas): Ditto. 2013-01-06 Jakub Jelinek * varasm.c (output_constant_def_contents): For asan_protect_global protected strings, adjust DECL_ALIGN if needed, before testing for anchored symbols. (place_block_symbol): Adjust size for asan protected STRING_CSTs if TREE_CONSTANT_POOL_ADDRESS_P. Increase alignment for asan protected normal decls. (output_object_block): For asan protected decls, emit asan padding after their contents. * asan.c (asan_protect_global): Don't check TREE_ASM_WRITTEN here. (asan_finish_file): Test it here instead. 2013-01-07 Nick Clifton Matthias Klose Doug Kwan H.J. Lu PR driver/55470 * collect2.c (main): Support -fuse-ld=bfd and -fuse-ld=gold. * common.opt: Add fuse-ld=bfd and fuse-ld=gold. * gcc.c (LINK_COMMAND_SPEC): Pass -fuse-ld=* to collect2. * opts.c (comman_handle_option): Ignore -fuse-ld=bfd and -fuse-ld=gold. * doc/invoke.texi: Document -fuse-ld=bfd and -fuse-ld=gold. 2013-01-07 Georg-Johann Lay PR target/54461 * doc/install.texi (Cross-Compiler-Specific Options): Document --with-avrlibc. 2013-01-07 Tejas Belagod * config/aarch64/arm_neon.h (vmovn_high_is16, vmovn_high_s32, vmovn_high_s64, vmovn_high_u16, vmovn_high_u32, vmovn_high_u64, vqmovn_high_s16, vqmovn_high_s32, vqmovn_high_s64, vqmovn_high_u16, vqmovn_high_u32, vqmovn_high_u64, vqmovun_high_s16, vqmovun_high_s32, vqmovun_high_s64): Fix source operand number and update copyright. 2013-01-07 Richard Biener PR middle-end/55890 * gimple.h (gimple_call_builtin_p): New overload. * gimple.c (validate_call): New function. (gimple_call_builtin_p): Likewise. * tree-ssa-structalias.c (find_func_aliases_for_builtin_call): Use gimple_call_builtin_p. (find_func_clobbers): Likewise. * tree-ssa-strlen.c (adjust_last_stmt): Likewise. (strlen_optimize_stmt): Likewise. 2013-01-07 James Greenhalgh * config/aarch64/arm_neon.h (vld1_dup_*): Make argument const. (vld1q_dup_*): Likewise. (vld1_*): Likewise. (vld1q_*): Likewise. (vld1_lane_*): Likewise. (vld1q_lane_*): Likewise. 2013-01-07 Richard Biener * lto-streamer.h (LTO_minor_version): Bump to 2. 2013-01-07 James Greenhalgh * config/aarch64/aarch64-protos.h (aarch64_const_double_zero_rtx_p): Rename to... (aarch64_float_const_zero_rtx_p): ...this. (aarch64_float_const_representable_p): New. (aarch64_output_simd_mov_immediate): Likewise. * config/aarch64/aarch64-simd.md (*aarch64_simd_mov): Refactor move immediate case. * config/aarch64/aarch64.c (aarch64_const_double_zero_rtx_p): Rename to... (aarch64_float_const_zero_rtx_p): ...this. (aarch64_print_operand): Allow printing of new constants. (aarch64_valid_floating_const): New. (aarch64_legitimate_constant_p): Check for valid floating-point constants. (aarch64_simd_valid_immediate): Likewise. (aarch64_vect_float_const_representable_p): New. (aarch64_float_const_representable_p): Likewise. (aarch64_simd_imm_zero_p): Also allow for floating-point 0.0. (aarch64_output_simd_mov_immediate): New. * config/aarch64/aarch64.md (*movsf_aarch64): Add new alternative. (*movdf_aarch64): Likewise. * config/aarch64/constraints.md (Ufc): New. (Y): call aarch64_float_const_zero_rtx. * config/aarch64/predicates.md (aarch64_fp_compare_operand): New. 2013-01-07 Richard Biener PR tree-optimization/55888 PR tree-optimization/55862 * tree-ssa-pre.c (phi_translate_1): Revert previous change. (valid_in_sets): Check if a NAME has a leader in AVAIL_OUT, not if it is contained therein. 2013-01-07 Georg-Johann Lay * config/avr/t-avr: Typo. 2013-01-07 Georg-Johann Lay PR55243 * config/avr/t-avr: Don't automatically rebuild $(srcdir)/config/avr/t-multilib $(srcdir)/config/avr/avr-tables.opt $(srcdir)/doc/avr-mmcu.texi (avr-mcus): New phony target to build them on request. (s-avr-mlib, s-avr-mmcu-texi): Remove. * avr/avr-mcus.def: Adjust comments. 2013-01-07 Uros Bizjak * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Remove. 2013-01-06 Richard Sandiford * file-find.c, file-find.h, realmpfr.c: Add FSF as copyright holder. 2013-01-06 Richard Sandiford * config/tilepro/gen-mul-tables.cc: Put copyright on one line. 2013-01-05 David Edelsohn * config/rs6000/aix53.h (LIB_SPEC): Add -lpthreads when compiling to generate profiling. * config/rs6000/aix64.h (LIB_SPEC): Same. 2013-01-04 Andrew Pinski * config/aarch64/aarch64.c (aarch64_fixed_condition_code_regs): New function. (TARGET_FIXED_CONDITION_CODE_REGS): Define. 2013-01-04 Uros Bizjak * config/i386/i386.c (ix86_legitimize_address): Call convert_to_mode unconditionally. (ix86_expand_move): Ditto. (ix86_zero_extend_to_Pmode): Ditto. (ix86_expand_call): Ditto. (ix86_expand_special_args_builtin): Ditto. (ix86_expand_builtin): Ditto. 2013-01-04 Richard Biener PR tree-optimization/55862 * tree-ssa-pre.c (phi_translate_1): Valueize SSA names after translating them through PHI nodes. 2013-01-04 Martin Jambor PR tree-optimization/55755 * tree-sra.c (sra_modify_assign): Do not check that an access has no children when trying to avoid producing a VIEW_CONVERT_EXPR. 2013-01-04 Marek Polacek PR middle-end/55859 * opts.c (default_options_optimization): Clarify error message. 2013-01-04 Richard Biener PR middle-end/55863 * fold-const.c (split_tree): Undo -X - 1 to ~X folding for reassociation. 2013-01-03 John David Anglin PR target/53789 * config/pa/pa.md (movsi): Revert previous change. * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol references. 2013-01-03 Richard Henderson * config/i386/i386.c (ix86_expand_move): Always assign to op1 after eliminating TLS symbols. 2013-01-03 Marc Glisse PR bootstrap/50167 * graphite-interchange.c (pdr_stride_in_loop): Use gmp_fprintf. * graphite-poly.c (debug_gmp_value): Likewise. 2013-01-03 Uros Bizjak PR target/55712 * config/i386/i386-c.c (ix86_target_macros_internal): Depending on selected code model, define __code_mode_small__, __code_model_medium__, __code_model_large__, __code_model_32__ or __code_model_kernel__. * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix xchg temporary register with %k. Declare temporary register as early clobbered. [__x86_64__]: For medium and large code models, preserve %rbx register. 2013-01-03 Richard Biener * tree-data-ref.c (dump_conflict_function): Use less vertical spacing. (dump_subscript): Adjust. (finalize_ddr_dependent): Do not dump redundant info. (analyze_siv_subscript): Adjust. (subscript_dependence_tester): Likewise. (compute_affine_dependence): Likewise. 2013-01-03 Richard Biener Revert 2013-01-03 Richard Biener PR tree-optimization/55857 * tree-vect-stmts.c (vectorizable_load): Do not setup re-alignment for invariant loads. 2013-01-02 Richard Biener * tree-vect-stmts.c (vectorizable_load): When vectorizing an invariant load do not generate a vector load from the scalar location. 2013-01-03 Richard Biener * tree-vect-loop.c (vect_analyze_loop_form): Clarify reason for not vectorizing. * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do not build INDIRECT_REFs, call get_name once only. (vect_create_data_ref_ptr): Likewise. Dump base object kind based on DR_BASE_OBJECT, not DR_BASE_ADDRESS. 2013-01-03 Richard Biener PR tree-optimization/55857 * tree-vect-stmts.c (vectorizable_load): Do not setup re-alignment for invariant loads. 2013-01-03 Richard Biener PR lto/55848 * lto-symtab.c (lto_symtab_merge_decls_1): As last resort, always prefer a built-in decl. 2013-01-03 Jakub Jelinek * gcc.c (process_command): Update copyright notice dates. * gcov.c (print_version): Likewise. * gcov-dump.c (print_version): Likewise. PR rtl-optimization/55838 * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on iv0.step, iv1.step and step. 2013-01-03 Jakub Jelinek Marc Glisse PR tree-optimization/55832 * fold-const.c (fold_binary_loc): For ABS_EXPR >= 0 and ABS_EXPR < 0 folding use constant_boolean_node instead of integer_{one,zero}_node. 2013-01-03 Jakub Jelinek PR debug/54402 * params.def (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE): New param. * var-tracking.c (reverse_op): Don't add reverse ops to VALUEs that have already PARAM_VALUE (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE) or longer locs list. 2013-01-02 Gerald Pfeifer * doc/contrib.texi: Note years as release manager for Mark Mitchell. 2013-01-02 Teresa Johnson * dumpfile.c (dump_loc): Print filename with location. * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Use new location_t parameter to emit complete unroll message with new dump framework. (canonicalize_loop_induction_variables): Compute loops location and pass to try_unroll_loop_completely. * loop-unroll.c (report_unroll_peel): New function. (peel_loops_completely): Use new dump format with location for main dumpfile message, and invoke report_unroll_peel on success. (decide_unrolling_and_peeling): Ditto. (decide_peel_once_rolling): Remove old dumpfile message subsumed by report_unroll_peel. (decide_peel_completely): Ditto. (decide_unroll_constant_iterations): Ditto. (decide_unroll_runtime_iterations): Ditto. (decide_peel_simple): Ditto. (decide_unroll_stupid): Ditto. * cfgloop.c (get_loop_location): New function. * cfgloop.h (get_loop_location): Declare. 2013-01-02 Sriraman Tallam * config/i386/i386.c (fold_builtin_cpu): Remove unnecessary checks for NULL. 2013-01-02 John David Anglin PR middle-end/55198 * expr.c (expand_expr_real_1): Don't use bitfield extraction for non BLKmode objects when EXPAND_MEMORY is specified. 2013-01-02 Sriraman Tallam * config/i386/i386.c (ix86_get_function_versions_dispatcher): Fix bug in loop predicate. (fold_builtin_cpu): Do not share cpu model decls across statements. 2013-01-02 Jason Merrill PR c++/55804 * tree.c (build_array_type_1): Revert earlier change. 2013-01-02 Yufeng Zhang * config/aarch64/aarch64-cores.def: Add entries for "cortex-a53" and "cortex-a57". * config/aarch64/aarch64-tune.md: Re-generate. 2013-01-02 Richard Biener * tree-vect-stmts.c (vectorizable_load): When vectorizing an invariant load do not generate a vector load from the scalar location. 2013-01-02 Richard Biener PR bootstrap/55784 * configure.ac: Add $GMPINC to CFLAGS/CXXFLAGS. * configure: Regenerate. 2013-01-02 Richard Sandiford * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2) (expand_builtin_mathfn_ternary, expand_builtin_mathfn_3) (expand_builtin_int_roundingfn_2): Keep the original target around for the fallback case. 2013-01-02 Richard Sandiford * tree-vrp.c (range_fits_type_p): Require the MSB of the double_int to be clear for sign changes. 2013-01-01 Jan Hubicka * ipa-inline-analysis.c: Fix formatting. 2013-01-01 Jakub Jelinek PR tree-optimization/55831 * tree-vect-loop.c (get_initial_def_for_induction): Use gsi_after_labels instead of gsi_start_bb. 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