expr.c (expand_expr_real_1): Use the expression to set the memory attributes in all...

[gcc.git] / gcc / ChangeLog

2015-01-15  Eric Botcazou  <ebotcazou@adacore.com>

        * expr.c (expand_expr_real_1) <normal_inner_ref>: Use the expression to
        set the memory attributes in all cases but clear MEM_EXPR if need be.

2015-01-15  Yuri Rumyantsev  <ysrumyan@gmail.com>

        PR tree-optimization/64434
        * cfgexpand.c (reorder_operands): New function.
        (expand_gimple_basic_block): Insert call of reorder_operands if
        optimized is true.

2015-01-15  Matthew Fortune  <matthew.fortune@imgtec.com>

        * config/mips/micromips.md (*swp): Remove explicit parallel.
        (jraddiusp, *movep<MOVEP1:mode><MOVEP2:mode>): Likewise.
        * config/mips/mips-dsp.md (add<DSPV:mode>3): Likewise.
        (mips_add<DSP:dspfmt1>_s_<DSP:dspfmt2>, sub<DSPV:mode>3): Likewise.
        (mips_sub<DSP:dspfmt1>_s_<DSP:dspfmt2>, mips_addsc): Likewise.
        (mips_addwc, mips_absq_s_<DSPQ:dspfmt2>): Likewise.
        (mips_precrq_rs_ph_w, mips_precrqu_s_qb_ph): Likewise.
        (mips_shll_<DSPV:dspfmt2>, mips_shll_s_<DSPQ:dspfmt2>): Likewise.
        (mips_muleu_s_ph_qbl, mips_muleu_s_ph_qbr): Likewise.
        (mips_mulq_rs_ph, mips_muleq_s_w_phl, mips_muleq_s_w_phr): Likewise.
        (mips_dpaq_s_w_ph, mips_dpsq_s_w_ph, mips_mulsaq_s_w_ph): Likewise.
        (mips_dpaq_sa_l_w, mips_dpsq_sa_l_w, mips_maq_s_w_phl): Likewise.
        (mips_maq_s_w_phr, mips_maq_sa_w_phl, mips_maq_sa_w_phr): Likewise.
        (mips_extr_w, mips_extr_r_w, mips_extr_rs_w): Likewise.
        (mips_extr_s_h, mips_extp, mips_extpdp, mips_mthlip): Likewise.
        (mips_wrdsp): Likewise.
        * config/mips/mips-dspr2.md (mips_absq_s_qb): Remove explicit
        parallel.
        (mips_addu_ph, mips_addu_s_ph, mips_cmpgdu_eq_qb): Likewise.
        (mips_cmpgdu_lt_qb, mips_cmpgdu_le_qb, mulv2hi3): Likewise.
        (mips_mul_s_ph, mips_mulq_rs_w, mips_mulq_s_ph): Likewise.
        (mips_mulq_s_w, mips_subu_ph, mips_subu_s_ph): Likewise.
        (mips_dpaqx_s_w_ph, mips_dpaqx_sa_w_ph): Likewise.
        (mips_dpsqx_s_w_ph, mips_dpsqx_sa_w_ph): Likewise.
        * config/mips/mips-fixed.md (usadd<mode>3): Remove explicit parallel.
        (ssadd<mode>3, ussub<mode>3, sssub<mode>3, ssmul<mode>3): Likewise.
        (ssmaddsqdq4, ssmsubsqdq4): Likewise.

2015-01-14  Matthew Fortune  <matthew.fortune@imgtec.com>

        * config/mips/mips.c (mips_rtx_costs): Set costs for LSA/DLSA.
        (mips_print_operand): Support 'y' to print exact log2 in decimal
        of a const_int.
        * config/mips/mips.h (ISA_HAS_LSA): New define.
        (ISA_HAS_DLSA): Likewise.
        * config/mips/mips.md (<GPR:d>lsa): New define_insn.
        * config/mips/predicates.md (const_immlsa_operand): New predicate.

2015-01-15  Martin Liska  <mliska@suse.cz>

        PR target/64377
        * optc-save-gen.awk: Add support for array types.

2015-01-15  Richard Biener  <rguenther@suse.de>

        PR middle-end/64365
        * tree-data-ref.c (dr_analyze_indices): Make sure that accesses
        for MEM_REF access functions with the same base can never partially
        overlap.

2015-01-14  Marcos Diaz <marcos.diaz@tallertechnologies.com>

        * common.opt: New option -fstack-protector-explicit.
        * cfgexpand.c (SPCT_FLAG_EXPLICIT): New enum.
        (stack_protect_decl_phase): Handle stack_protect attribute for
        explicit stack protection requests.
        (expand_used_vars): Similarly.
        * doc/cpp.texi (__SSP_EXPLICIT__): Document predefined macro.
        * doc/extend.texi: Add documentation for "stack_protect" attribute.
        * doc/invoke.texi: Add documentation for -fstack-protector-explicit.

2015-01-14  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/53988
        * config/sh/sh-protos.h (sh_find_set_of_reg): Add option to ignore
        reg-reg copies.
        (sh_extending_set_of_reg): New struct.
        (sh_find_extending_set_of_reg, sh_split_tst_subregs,
        sh_remove_reg_dead_or_unused_notes): New Declarations.
        * config/sh/sh.c (sh_remove_reg_dead_or_unused_notes,
        sh_find_extending_set_of_reg, sh_split_tst_subregs,
        sh_extending_set_of_reg::use_as_extended_reg): New functions.
        * config/sh/sh.md (*tst<mode>_t_zero): Rename to *tst<mode>_t_subregs,
        convert to insn_and_split and use new function sh_split_tst_subregs.

2015-01-14  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi (Option Summary): Reclassify -fuse-ld as a linker
        option.
        (Optimization Options): Move -fuse-ld documentation to...
        (Link Options): ...here.

2015-01-14  Matthew Fortune  <matthew.fortune@imgtec.com>

        * config/mips/constraints.md (ZC): Add support for R6 LL/SC
        offsets.
        (ZD): Update to use ISA_HAS_9BIT_DISPLACEMENT.
        * config/mips/mips.h (ISA_HAS_PREFETCH_9BIT): Rename to...
        (ISA_HAS_9BIT_DISPLACEMENT): ... this. New macro.
        * config/mips/sync.md (sync_compare_and_swap<mode>): Use ZC
        instead of ZR for the memory operand of LL/SC.
        (compare_and_swap_12, sync_add<mode>): Likewise.
        (sync_<optab>_12, sync_old_<optab>_12): Likewise.
        (sync_new_<optab>_12, sync_nand_12): Likewise.
        (sync_old_nand_12, sync_new_nand_12): Likewise.
        (sync_sub<mode>, sync_old_add<mode>): Likewise.
        (sync_old_sub<mode>, sync_new_add<mode>): Likewise.
        (sync_new_sub<mode>, sync_<optab><mode>): Likewise.
        (sync_old_<optab><mode>, sync_new_<optab><mode>"): Likewise.
        (sync_nand<mode>, sync_old_nand<mode>): Likewise.
        (sync_new_nand<mode>, sync_lock_test_and_set<mode>): Likewise.
        (test_and_set_12, atomic_compare_and_swap<mode>): Likewise.
        (atomic_exchange<mode>_llsc, atomic_fetch_add<mode>_llsc): Likewise.
        * doc/md.texi (ZC): Update description.

2015-01-14  Andrew MacLeod  <amacleod@redhat.com>

        * builtins.c (expand_builtin_atomic_exchange): Remove error when
        memory model is CONSUME.
        (expand_builtin_atomic_compare_exchange, expand_builtin_atomic_load,
        expand_builtin_atomic_store): Change invalid memory model errors to
        warnings.
        (expand_builtin_atomic_clear): Change invalid model errors to warnings
        and issue warning for CONSUME.

2015-01-14  Aldy Hernandez  <aldyh@redhat.com>

        * lto-cgraph: Update function comments for
        lto_symtab_encoder_encode_*.

2015-01-14  Ilya Verbin  <ilya.verbin@intel.com>

        * Makefile.in (site.exp): Do not set ENABLE_LTO.

2015-01-14  Ilya Verbin  <ilya.verbin@intel.com>

        * cgraphunit.c (ipa_passes): Remove argument from ipa_write_summaries.
        * lto-cgraph.c (select_what_to_stream): Remove argument, use
        lto_stream_offload_p instead.
        * lto-streamer.h (select_what_to_stream): Remove argument.
        * passes.c (ipa_write_summaries): Likewise.
        * tree-pass.h (ipa_write_summaries): Likewise.

2015-01-14  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/59354
        * tree-vect-slp.c (vect_build_slp_tree_1): Treat loads from
        groups larger than the slp group size as having gaps.

2015-01-14  Andrew MacLeod  <amacleod@redhat.com>

        PR middle-end/59448
        * builtins.c (get_memmodel): Promote consume to acquire always.

2015-01-14  Ilya Tocar  <ilya.tocar@intel.com>

        PR target/64386
        * config/i386/i386.c (ix86_expand_sse_cmp): Handle V64QImode,
        V32HImode. 

2015-01-14  Ilya Tocar  <ilya.tocar@intel.com>

        PR target/64393
        * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VBMI_SET):
        Enable AVX512BW.
        (OPTION_MASK_ISA_AVX512BW_UNSET): Disable AVX512VBMI.
        * config/i386/i386.c (ix86_hard_regno_mode_ok): Don't check
        AVX512VBMI, as it implies AVX512BW.

2015-01-14  Ilya Tocar  <ilya.tocar@intel.com>

        PR target/64387
        * config/i386/sse.md (vec_unpacks_hi_v8sf): Fix predicate.
        (vec_unpacks_hi_v16sf): Ditto.

2015-01-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/arm_neon.h: Error out if AdvancedSIMD
        is not available.

2015-01-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * doc/invoke.texi (mapcs): Mention deprecation.
        (mapcs-frame): Likewise.

2015-01-14  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        PR target/64453
        * config/arm/arm.c (callee_saved_reg_p): Define.
        (arm_compute_save_reg0_reg12_mask): Use callee_saved_reg_p to check if
        register is callee saved instead of !call_used_regs[reg].
        (thumb1_compute_save_reg_mask): Likewise.

2015-01-14  Hale Wang  <hale.wang@arm.com>

        * config/arm/arm.c: Tune the max_cond_insns/branch_cost for
        Cortex-M7.

2015-01-14  Richard Biener  <rguenther@suse.de>

        PR lto/64415
        * tree-inline.c (insert_debug_decl_map): Check destination
        function MAY_HAVE_DEBUG_STMTS.
        (insert_init_debug_bind): Likewise.
        (insert_init_stmt): Remove redundant check.
        (remap_gimple_stmt): Drop debug stmts if the destination
        function has var-tracking assignments disabled.

2015-01-14  Martin Liska  <mliska@suse.cz>

        * ipa-icf-gimple.c (func_checker::compare_operand): Add support for
        IMAGPART_EXPR and REALPART_EXPR and fix BIT_FIELD_REF comparison.

2015-01-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        PR target/64460
        * config/arm/arm.md (*<arith_shift_insn>_multsi): Set 'shift' to 2.
        (*<arith_shift_insn>_shiftsi): Set 'shift' attr to 3.

2015-01-14  Matthew Fortune  <matthew.fortune@imgtec.com>

        * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Only infer an ISA
        level from an ARCH; do not inject the default.
        (MIPS_DEFAULT_ISA_LEVEL_SPEC): New macro split out from
        MIPS_ISA_LEVEL_SPEC.
        (MIPS_ISA_NAN2008_SPEC): Update comment.
        (BASE_DRIVER_SELF_SPECS): Likewise.
        * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add
        MIPS_DEFAULT_ISA_LEVEL_SPEC.
        * config/mips/mti-elf.h (DRIVER_SELF_SPECS): Likewise.
        * config/mips/mti-linux.h (DRIVER_SELF_SPECS): Likewise.
        * config/mips/sde.h (DRIVER_SELF_SPECS): Likewise.

2015-01-14  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64493
        PR tree-optimization/64495
        * tree-vect-loop.c (vect_finalize_reduction): For double-reductions
        assign the proper vectorized PHI to the inner loop exit PHIs.

2015-01-14  Joey Ye  <joey.ye@arm.com>

        * config/arm/arm.c (arm_compute_save_reg_mask):
        Do not save lr in case of tail call.
        * config/arm/thumb2.md (*thumb2_pop_single): New pattern.

2015-01-13  Martin Uecker <uecker@eecs.berkeley.edu>

        * tree-vrp.c (check_array_ref): Emit more warnings
        for warn_array_bounds >= 2.
        * common.opt: New option -Warray-bounds=.
        * doc/invoke.texi: Document -Warray-bounds=.

2015-01-14  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32.opt (mforce-fp-as-gp): Remove.
        (mforbid-fp-as-gp): Remove.
        (mex9): Remove.
        * config/nds32/nds32-fp-as-gp.c (nds32_have_prologue_p): Remove.
        (nds32_symbol_load_store_p): Remove.
        (nds32_fp_as_gp_check_available): Clean up implementation.
        * config/nds32/nds32.h (LINK_SPEC): Remove -mforce-as-gp and -mex9
        cases.
        * config/nds32/nds32.c (nds32_asm_file_start): No need to consider
        fp-as-gp and ex9 cases.

2015-01-13  Jan Hubicka  <hubicka@ucw.cz>

        * tree-profile.c (init_ic_make_global_vars): Drop workaround
        for bintuils bug 14342.
        (init_ic_make_global_vars): Likewise.
        (gimple_init_edge_profiler): Likewise.
        (gimple_gen_ic_func_profiler): Likewise.

2015-01-13  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

        * ipa-inline.c (inline_small_functions): Swap the operands in
        enum.

2015-01-13  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64481
        * ipa-inline-analysis.c (node_growth_cache): Remove.
        (initialize_growth_caches): Do not initialize it.
        (free_growth_caches): Do not free it.
        (do_estimate_growth): Rename to ...
        (estimate_growth): ... this one; drop growth cache code.
        (growth_likely_positive): Always go the heuristics way.
        * ipa-inline.c (can_inline_edge_p): Walk through aliases.
        (reset_edge_caches): Do not reset node growth.
        (heap_edge_removal_hook): Do not maintain cache.
        (inline_small_functions): Likewise; strenghten sanity check.
        (ipa_inline): Do not maintain caches.
        * ipa-inline.h (node_growth_cache): Remove.
        (do_estimate_growth): Remove to ...
        (estimate_growth): this one; remove inline version.
        (reset_node_growth_cache): Remove.

2015-01-13  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64565
        * ipa-inline.c (inline_small_functions): Update callee keys after
        resolving speculation
        (inline_small_functions): Always check monotonicity of the queue.

2015-01-13  Marek Polacek  <polacek@redhat.com>

        PR middle-end/64391
        * trans-mem.c (get_attrs_for): Return NULL_TREE if X is NULL_TREE.

2015-01-13  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/64286
        * ree.c (combine_reaching_defs): Move part of comment earlier,
        remove !SCALAR_INT_MODE_P check.
        (add_removable_extension): Don't add vector mode
        extensions if all uses of the source register aren't the same
        vector extensions.

2015-01-13  Renlin Li  <renlin.li@arm.com>

        * config/arm/arm.h (CLZ_DEFINED_VALUE_AT_ZERO): Return 2.
        (CTZ_DEFINED_VALUE_AT_ZERO): Ditto.

2015-01-13  Martin Liska  <mliska@suse.cz>

        * ipa-icf.c (sem_function::equals_private): Call new functions
        cl_target_option_print_diff and cl_optimization_print_diff.
        * optc-save-gen.awk (cl_target_option_print_diff): New function.
        (cl_optimization_print_diff): Likewise.
        * opth-gen.awk: Likewise.

2015-01-13  Richard Sandiford  <richard.sandiford@arm.com>

        * config/aarch64/aarch64.md (subsi3, *subsi3_uxtw, subdi3)
        (*sub_<optab><ALLX:mode>_<GPI:mode>, *sub_<optab><SHORT:mode>_si_uxtw)
        (*sub_<optab><ALLX:mode>_shft_<GPI:mode>)
        (*sub_<optab><SHORT:mode>_shft_si_uxtw, *sub_<optab><mode>_multp2)
        (*sub_<optab>si_multp2_uxtw, *sub_uxt<mode>_multp2)
        (*sub_uxtsi_multp2_uxtw): Add stack pointer sources.

2015-01-13  Andrew Pinski   <apinski@cavium.com>

        * config/aarch64/aarch64.c (fusion_load_store): Check dest mode
        instead of src mode.    

2015-01-13  Richard Biener  <rguenther@suse.de>

        PR lto/64373
        * lto-streamer-out.c (tree_is_indexable): Guard for NULL
        DECL_CONTEXT.

2015-01-13  Andrew Pinski   <apinski@cavium.com>

        * config/aarch64/aarch64.c (aarch64_operands_ok_for_ldpstp): Reject
        volatile mems.
        (aarch64_operands_adjust_ok_for_ldpstp): Likewise.

2015-01-13  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/63974
        * cfgexpand.c (expand_computed_goto): Don't call
        convert_memory_address here.

2015-01-13  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64406
        * tree-loop-distibution.c (pass_loop_distribution::execute):
        Reset the SCEV hashtable if we distributed anything.

2015-01-13  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64404
        * tree-vect-stmts.c (vectorizable_load): Reject conflicting
        SLP types for CSEd loads.

2015-01-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        PR tree-optimization/64436
        * tree-ssa-math-opts.c (find_bswap_or_nop_1): Move code performing the
        merge of two symbolic numbers for a bitwise OR to ...
        (perform_symbolic_merge): This. Also fix computation of the range and
        end of the symbolic number corresponding to the result of a bitwise OR.

2014-01-13  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64568
        * tree-ssa-forwprop.c (pass_forwprop::execute): Properly
        release defs of removed stmts, avoid splitting TARGET_MEM_REFs.

2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32.c (nds32_legitimate_address_p): Consider
        TARGET_CMODEL_LARGE and TARGET_CMODEL_MEDIUM cases.

2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32.h (NDS32_SYMBOL_FLAG_RODATA): Define our own
        target-specific symbol_ref flag.
        (NDS32_SYMBOL_REF_RODATA_P): Define it to check if the symbol_ref
        resides in rodata section.
        * config/nds32/nds32.c (TARGET_ENCODE_SECTION_INFO): Define.
        (nds32_encode_section_info): New function.

2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32.md (call): Use pseudo instruction bal which
        clobbers TA_REGNUM if large code model is specified.
        (call_register): Likewise.
        (call_immediate): Likewise.
        (call_value): Likewise.
        (call_value_register): Likewise.
        (call_value_immediate): Likewise.

2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32.h (TARGET_CMODEL_SMALL): New macro.
        (TARGET_CMODEL_MEDIUM): New macro.
        (TARGET_CMODEL_LARGE): New macro.
        * config/nds32/nds32.c (nds32_asm_file_start): Display corresponding
        code model setting in assembly code.

2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>

        * common/config/nds32/nds32-common.c (TARGET_DEFAULT_TARGET_FLAGS):
        Remove MASK_GP_DIRECT flag.
        * config/nds32/nds32.h (MULTILIB_DEFAULTS): Have -mcmodel=medium as
        one of the multilib default options.
        * config/nds32/nds32.opt (mgp-direct): Remove.
        * config/nds32/t-mlibs (MULTILIB_OPTIONS): Use -mcmodel instead of
        -mgp-direct.  We also remove unnecessary -mlittle-endian/-mbig-endian.

2015-01-13  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32.opt (mcmodel): Add new option.
        * config/nds32/nds32-opts.h (nds32_cmodel_type): Add new enum type
        to describe code model.

2015-01-13  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/64479
        * rtlanal.c (set_reg_p): Handle SEQUENCE constructs.

2015-01-12  Kaz Kojima  <kkojima@gcc.gnu.org>

        * config/sh/sh.c (sh_atomic_assign_expand_fenv): New function.
        (TARGET_ATOMIC_ASSIGN_EXPAND_FENV): Define.
        (sh_builtin_get_fpscr, sh_builtin_set_fpscr): New variables.
        (sh_init_builtins): Record decls for __builtin_sh_get_fpscr and
        __builtin_sh_set_fpscr.

2015-01-12  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-Wsuggest-attribute=]): Don't use parentheses
        after a funtion name just to indicate it is a function.
        ([-fsanitize-undefined-trap-on-error]): Likewise.
        ([-fdbg-cnt=]): Likewise.
        ([-mmemcpy]): Likewise.
        ([-mflush-func]): Likewise.
        ([-msynci]): Likewise.

2015-01-12  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-Wbad-function-cast]): Rewrite to avoid confusing
        example.
        
2015-01-12  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/64563
        * tree-vrp.c (vrp_evaluate_conditional): Check for VR_RANGE
        instead of != VR_VARYING.

        PR target/64513
        * config/i386/i386.c (ix86_expand_prologue): Add
        REG_FRAME_RELATED_EXPR to %rax and %r10 pushes.

        PR tree-optimization/64454
        * tree-vrp.c (simplify_div_or_mod_using_ranges): Optimize
        op0 % op1 into op0 if op0 is in range [-op1 + 1, op1 - 1]
        for signed or [0, op1 - 1] for unsigned modulo.
        (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
        even if op1 does not satisfy integer_pow2p.

        PR other/64370
        * sreal.c (sreal::to_double): Use ldexp instead of scalbnl.

2015-01-12  Jeff Law  <law@redhat.com>

        PR target/64461
        * config/m68k/m68k.md (truncsiqi2): Disable for TARGET_COLDFIRE.
        (trunchiqi2, truncsihi2): Similarly.

        * config/h8300/h8300.c (Fpa): Use RTX_FRAME_RELATED_P directly
        rather than calling F.

2015-01-12  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * tsan.c (instrument_expr): Use force_gimple_operand.
        Use may_be_nonaddressable_p instead of is_gimple_addressable.

2015-01-12  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64530
        * tree-loop-distribution.c (pg_add_dependence_edges): Shuffle
        back dr1.

2015-01-12  Richard Biener  <rguenther@suse.de>

        PR middle-end/64357
        * tree-cfg.c (gimple_can_merge_blocks_p): Protect simple
        latches properly.

2015-01-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/arm.c (arm_cortex_a12_tune): Update entries to match
        Cortex-A17 tuning parameters.
        * config/arm/arm-cores.def (cortex-a12): Schedule for cortex-a17.

2015-01-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/arm-protos.h (tune_params): Add fuseable_ops field.
        * config/arm/arm.c (arm_macro_fusion_p): New function.
        (arm_macro_fusion_pair_p): Likewise.
        (TARGET_SCHED_MACRO_FUSION_P): Define.
        (TARGET_SCHED_MACRO_FUSION_PAIR_P): Likewise.
        (ARM_FUSE_NOTHING): Likewise.
        (ARM_FUSE_MOVW_MOVT): Likewise.
        (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
        arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
        arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
        arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
        arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
        arm_cortex_a5_tune): Specify fuseable_ops value.

2015-01-12  H.J. Lu  <hongjiu.lu@intel.com>

        PR bootstrap/64561
        * configure.ac (HAVE_LD_PIE_COPYRELOC): Update Linux/x86-64 linker
        test for PIE with copy reloc.
        * configure: Regenerated.

2015-01-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/arm.c (arm_load_tp): Use R0_REGNUM instead of constant 0
        in gen_rtx_REG.
        (arm_tls_descseq_addr): Likewise.
        (arm_gen_movmemqi): Likewise.
        (arm_expand_epilogue_apcs_frame): Likewise.
        (arm_expand_epilogue): Likewise.
        (arm_expand_prologue): Likewise.  Use R1_REGNUM instead of constant 1
        in gen_rtx_REG.

2015-01-12  Martin Liska  <mliska@suse.cz>

        PR ipa/64550
        * ipa-icf-gimple.c (func_checker::compare_memory_operand): Compare
        volatility for correct operands.

2015-01-12  Martin Liska  <mliska@suse.cz>

        * ipa-icf.c (sem_function::equals_wpa): Add indirect_calls as indication
        that a function is not leaf.
        (sem_function::compare_polymorphic_p): Likewise.

2015-01-12  Martin Liska  <mliska@suse.cz>

        * ipa-icf.c (sem_function::equals_wpa): Add indirect_calls as indication
        that a function is not leaf.
        (sem_function::compare_polymorphic_p): Likewise.

2015-01-12  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

        * config/visium/visium.c: Add includes hashtab.h, hash-set.h,
        machmode.h, input.h, statistics.h, vec.h, double-int.h, real.h,
        fixed-value.h, alias.h, symtab.h, tree-core.h, wide-int.h, inchash.h,
        fold-const.h, tree-check.h.

2015-01-12  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/63967
        PR ipa/64425
        * ipa-inline.c (compute_uninlined_call_time,
        compute_inlined_call_time): Use counts for extra precision when
        needed possible.
        (big_speedup_p): Fix formating.
        (RELATIVE_TIME_BENEFIT_RANGE): Remove.
        (relative_time_benefit): Remove.
        (edge_badness): Turn DECL_DISREGARD_INLINE_LIMITS into hint;
        merge guessed and read profile paths.
        (inline_small_functions): Count only !optimize_size functions into
        initial size; be more lax about sanity check when profile is used;
        be sure to update inlined function profile when profile is read.

2015-01-12  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/63470
        * ipa-inline-analysis.c (inline_edge_duplication_hook): Adjust
        cost when edge becomes direct.
        * ipa-prop.c (make_edge_direct): Do not adjust when speculation
        is resolved or when introducing new speculation.

2015-01-12  Chen Gang  <gang.chen.5i5j@gmail.com>

        PR ipa/64551
        PR ipa/64552
        * ipa-icf.c (sem_function::equals_private): Use '&&' instead of
        '||' to fix typo issue.

        * gcc/tree.h (target_opts_for_fn): Check NULL_TREE since it can
        accept and return NULL.

2015-01-12  Martin Liska  <mliska@suse.cz>

        * cgraph.c (cgraph_edge::remove_callee): Move function to header
        file for being inlined.
        (cgraph_set_edge_callee): Delete.
        (cgraph_edge::redirect_callee): Move function to header file
        for being inlined.
        (cgraph_edge::make_direct): Use new function.
        (cgraph_edge::dump_edge_flags): New function created from
        static dump_edge_flags function.
        (cgraph_node::dump): Use new function.
        (cgraph_edge::verify_count_and_frequency): New function created
        from verify_edge_count_and_frequency.
        (cgraph_edge::verify_corresponds_to_fndecl): New function created
        from verify_edge_corresponds_to_fndecl.
        (verify_edge_corresponds_to_fndecl): Delete.
        (cgraph_node::verify_node): Use new function.
        * cgraph.h (cgraph_edge::set_callee): New function.
        (cgraph_edge::dump_edge_flags): Likewise.
        (cgraph_edge::verify_corresponds_to_fndecl): Likewise.

2015-01-11  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-utils.c (estimate_function_body_sizes): Do not
        free node params when called late with early=true.

2015-01-11  James Greenhalgh  <james.greenhalgh@arm.com>

        * doc/md.texi (Instruction Patterns): Rewrite text for
        clarity.
        (Example): Likewise.

2015-01-10  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi (Option Summary): Break long lines.
        [(-fdiagnostics-color)]: Put long literal in @smallexample
        instead of inline.
        [(-fsanitize-recover)]: Likewise.
        [(-fdump-rtl-split*)]: Rewrite to fix over-full hbox.
        [(-ffast-math)]: Likewise.
        [(--param max-inline-insns-recursive)]: Likewise.
        [(--param max-inline-recursive-depth)]: Likewise.
        [(-mno-text-section-literals)]: Likewise.
        
2015-01-10  Thomas Schwinge  <thomas@codesourcery.com>

        * doc/install.texi: Update for libgomp being renamed from "GNU
        OpenMP Runtime Library" to "GNU Offloading and Multi Processing
        Runtime Library".
        * doc/sourcebuild.texi: Likewise.

2015-01-10  Anthony Green  <green@moxielogic.com>

        * config/moxie/moxie.c (moxie_option_override): Fix forcing of
        mul.x availability for moxiebox configuration.

2015-01-09  Anthony Green  <green@moxielogic.com>

        * config/moxie/moxie.md: Tabify assembly output.

2015-01-09  Anthony Green  <green@moxielogic.com>

        * config/moxie/moxie.md (CC_REG): Correct register definition.

2015-01-09  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-fvtable-verify]): Copy-edit and fix markup.
        ([-fvtv-debug], [-fvtv-counts]): Likewise.  Correct location
        of log files.

2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>

        * config/arm/arm.h (MAX_SYNC_LIBFUNC_SIZE): Delete semicolon.

2015-01-09  Bernd Schmidt  <bernds@codesourcery.com>
            Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/64412
        * lto-streamer.h (lto_stream_offload_p): New declaration.
        * lto-streamer.c (lto_stream_offload_p): New variable.
        * cgraphunit.c (ipa_passes): Set lto_stream_offload_p
        at the same time as section_name_prefix.
        * lto-streamer-out.c (hash_tree): Don't hash TREE_TARGET_OPTION
        if lto_stream_offload_p.
        * tree-streamer-out.c (streamer_pack_tree_bitfields): Don't
        stream TREE_TARGET_OPTION if lto_stream_offload_p.
        (write_ts_function_decl_tree_pointers): Don't
        stream DECL_FUNCTION_SPECIFIC_TARGET if lto_stream_offload_p.
        * tree-streamer-in.c (unpack_value_fields): Don't stream
        TREE_TARGET_OPTION in if ACCEL_COMPILER.
        (lto_input_ts_function_decl_tree_pointers): Don't stream
        DECL_FUNCTION_SPECIFIC_TARGET in if ACCEL_COMPILER.
        * lto-opts.c (lto_write_options): Use lto_stream_offload_p
        instead of section_name_prefix string comparisons.

2015-01-09  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/64536
        * cfgrtl.c (rtl_tidy_fallthru_edge): Handle removal of degenerate
        tablejumps.

2015-01-09  Michael Collison  <michael.collison@linaro.org>

        * genattrtab.c (write_header): Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        insn-attrtab.c.
        * genautomata.c (main) : Include hash-set.h, macInclude hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        insn-automata.c.
        * genemit.c (main): Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        insn-emit.c.
        * gengtype.c (open_base_files): Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        gtype-desc.c.
        * genopinit.c (main): Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        insn-opinit.c.
        * genoutput.c (output_prologue): Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        insn-output.c.
        * genpeep.c (main): Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        insn-peep.c.
        * genpreds.c (write_insn_preds_c): Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        insn-preds.c.
        * optc-save-gen-awk: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h when generating
        options-save.c.
        * opth-gen.awk: Change include guard from GCC_C_COMMON_H to GCC_C_COMMON_C
        when generating options.h.
        * alias.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * asan.c: Ditto.
        * attribs.c: Ditto.
        * auto-inc-dec.c: Ditto.
        * auto-profile.c: Ditto
        * bb-reorder.c: Ditto.
        * bt-load.c: Include symtab.h due to flattening of tree.h.
        * builtins.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * calls.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * ccmp.c: Ditto.
        * cfgbuild.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to flattening of tree.h.
        * cfg.c: Ditto.
        * cfgcleanup.c: Ditto.
        * cfgexpand.c: Ditto.
        * cfghooks.c: Ditto.
        * cfgloop.c: Include symtab.h, fold-const.h, and
        inchash.h due to flattening of tree.h.
        * cfgloopmanip.c: Ditto.
        * cfgrtl.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * cgraphbuild.c: Ditto.
        * cgraph.c: Ditto.
        * cgraphclones.c: Ditto.
        * cgraphunit.c: Ditto.
        * cilk-common.c: Ditto.
        * combine.c: Ditto.
        * combine-stack-adj.c: Include symbol.h due to flattening of tree.h.
        * config/aarch64/aarch64-builtins.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * config/aarch64/aarch64.c: Ditto.
        * config/alpha/alpha.c: Ditto.
        * config/arc/arc.c: Ditto.
        * config/arm/aarch-common.c: Ditto.
        * config/arm/arm-builtins.c: Ditto.
        * config/arm/arm.c: Ditto.
        * config/arm/arm-c.c: Ditto.
        * config/avr/avr.c: Ditto.
        * config/avr/avr-c.c: Ditto.
        * config/avr/avr-log.c: Ditto.
        * config/bfin/bfin.c: Ditto.
        * config/c6x/c6x.c: Ditto.
        * config/cr16/cr16.c: Ditto.
        * config/cris/cris.c: Ditto.
        * config/darwin.c: Ditto.
        * config/darwin-c.c: Ditto.
        * config/default-c.c: Ditto.
        * config/epiphany/epiphany.c: Ditto.
        * config/fr30/fr30.c: Ditto.
        * config/frv/frv.c: Ditto.
        * config/glibc-c.c: Ditto.
        * config/h8300/h8300.c: Ditto.
        * config/i386/i386.c: Ditto.
        * config/i386/i386-c.c: Ditto.
        * config/i386/msformat.c: Ditto.
        * config/i386/winnt.c: Ditto.
        * config/i386/winnt-cxx.c: Ditto.
        * config/i386/winnt-stubs.c: Ditto.
        * config/ia64/ia64.c: Ditto.
        * config/ia64/ia64-c.c: Ditto.
        * config/iq2000/iq2000.c: Ditto.
        * config/lm32/lm32.c: Include symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * config/m32c/m32c.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * config/m32c/m32c-pragma.c: Ditto.
        * config/m32c/m32cr.c: Ditto.
        * config/m68/m68k.c: Ditto.
        * config/mcore/mcore.c: Ditto.
        * config/mep/mep.c: Ditto.
        * config/mep/mep-pragma.c: Ditto.
        * config/microblaze/microblaze.c: Ditto.
        * config/microblaze/microblaze-c.c: Ditto.
        * config/mips/mips.c: Ditto.
        * config/mmix/mmix.c: Include symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * config/mn10300/mn10300.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * config/moxie/moxie.c: Ditto.
        * config/msp430/msp430.c: Ditto.
        * config/msp430/msp430-c.c: Ditto.
        * config/nds32/nds32.c: Ditto.
        * config/nds32/nds32-cost.c: Ditto.
        * config/nds32/nds32-fp-as-gp.c: Ditto.
        * config/nds32/nds32-intrinsic.c: Ditto.
        * config/nds32/nds32-isr.c: Ditto.
        * config/nds32/nds32-md-auxillary.c: Ditto.
        * config/nds32/nds32-memory-manipulationx.c: Ditto.
        * config/nds32/nds32-pipelines-auxillary.c: Ditto.
        * config/nds32/nds32-predicates.c: Ditto.
        * config/nios2/nios2.c: Ditto.
        * config/nvptx/nvptx.c: Ditto.
        * config/pa/pa.c: Ditto.
        * config/pdp11/pdp11x.c: Include symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * config/rl78/rl78.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * config/rl78/rl78-cx.c: Ditto.
        * config/rs6000/rs6000.c: Ditto.
        * config/rs6000/rs6000-c.c: Ditto.
        * config/rx/rx.c: Ditto.
        * config/s390/s390.c: Ditto.
        * config/sh/sh.c: Ditto.
        * config/sh/sc.c: Ditto.
        * config/sh/sh-mem.cc: Ditto.
        * config/sh/sh_treg_combine.cc: Include symtab.h, inchash.h and tree.h
        due to flattening of tree.h.
        Remove include of tree-core.h.
        * config/sol2.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * config/sol2-c.c: Ditto.
        * config/sol2-cxx.c: Ditto.
        * config/sol2-stubs.c: Ditto.
        * config/sparc/sparc.c: Ditto.
        * config/sparc/sparc-cx.c: Ditto.
        * config/spu/spu.c: Ditto.
        * config/spu/spu-c.c: Ditto
        * config/storym16/stormy16.c: Ditto.
        * config/tilegx/tilegx.c: Include symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * config/tilepro/gen-mul-tables.cc: Include symtab.h in generated file.
        * config/tilegx/tilegx-c.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * config/tilepro/tilepro.c: Include symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * config/tilepro/tilepro-c.c: Include hash-set.h, machmode.h,
        vec.h, double-int.h, input.h, alias.h, symtab.h, options.h
        fold-const.h, wide-int.h, and inchash.h due to
        flattening of tree.h.
        * config/v850/v850.c: Ditto.
        * config/v850/v850-c.c: Ditto.
        * config/vax/vax.c: Ditto.
        * config/vms/vms.c: Ditto.
        * config/vms/vms-c.c: Ditto.
        * config/vxworks.c: Ditto.
        * config/winnt-c.c: Ditto.
        * config/xtensa/xtensa.c: Include symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * convert.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * coverage.c: Ditto.
        * cppbuiltin.c: Ditto.
        * cprop.c: Ditto.
        * cse.c: Add include of symtab.h due to flattening of tree.h.
        * cselib.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * data-streamer.c: Ditto.
        * data-streamer-in.c: Ditto.
        * data-streamer-out.c: Ditto.
        * dbxout.c: Ditto.
        * dce.c: Ditto.
        * ddg.c: Add include of symtab.h due to flattening of tree.h.
        * debug.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * dfp.c: Ditto.
        * df-scan.c: Ditto.
        * dojump.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, inchash.h and real.h due to flattening of tree.h.
        * double-int.c: Ditto.
        * dse.c: Ditto.
        * dumpfile.c: Ditto.
        * dwarf2asm.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, inchash.h and real.h due to flattening of tree.h.
        * dwarf2cfi.c: Ditto.
        * dwarf2out.c: Ditto.
        * emit-rtl.c: Ditto.
        * except.c: Ditto.
        * explow.c: Ditto.
        * expmed.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * expr.c: Ditto.
        * final.c: Ditto.
        * fixed-value.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, inchash.h and fixed-value.h due to flattening of tree.h.
        * fold-const.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        Relocate inline function convert_to_ptrofftype_loc from tree.h.
        Relocate inline function fold_build_pointer_plus_loc from tree.h.
        Relocate inline function fold_build_pointer_plus_hwi_loc from tree.h.
        * fold-const.h: Relocate macro convert_to_ptrofftype from tree.h.
        Relocate macro fold_build_pointer_plus to relocate from tree.h.h.
        Relocate macro fold_build_pointer_plus_hwi from tree.h.
        Add prototype for convert_to_ptrofftype_loc relocated from tree.h.
        Add prototype for fold_build_pointer_plus_loc relocated from tree.h.
        Add prototype for fold_build_pointer_plus_hwi_loc relocated from tree.h.
        * function.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * gcc-plugin.h: Include statistics.h, double-int.h, real.h, fixed-value.h,
        alias.h, flags.h, and symtab.h due to flattening of tree.h
        * gcse.c: Ditto.
        * generic-match-head.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ggc-page.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * gimple-builder.c: Ditto.
        * gimple.c: Ditto.
        * gimple-expr.c: Ditto.
        * gimple-fold.c: Ditto.
        * gimple-iterator.c: Ditto.
        * gimple-low.c: Ditto.
        * gimple-match-head.c: Ditto.
        * gimple-pretty-print.c: Ditto.
        * generic-ssa-isolate-paths.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * gimple-ssa-strength-reduction.c: Ditto.
        * gimple-streamer-in.c: Ditto.
        * gimple-streamer-out.c: Ditto.
        * gimple-walk.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * gimplify.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * gimplify-me.c: Ditto.
        * graphite-blocking.c: Ditto.
        * graphite.c: Ditto.
        * graphite-dependencies.c: Ditto.
        * graphite-interchange.c: Ditto.
        * graphite-isl-ast-to-gimple.c: Ditto.
        * graphite-optimize-isl.c: Ditto.
        * graphite-poly.c: Ditto.
        * graphite-scop-detection.c: Ditto.
        * graphite-sese-to-poly.c: Ditto.
        * hw-doloop.c: Include symtab.h due to flattening of tree.h.
        * ifcvt.c: Ditto.
        * init-regs.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * internal-fc.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h,options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa.c: Ditto.
        * ipa-chkp.c: Ditto.
        * ipa-comdats.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa-cp.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h,options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa-devirt.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa-icf.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h,options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa-icf-gimple.c: Ditto.
        * ipa-inline-analysis.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa-inline.c: Ditto.
        * ipa-inline-transform.c: Ditto.
        * ipa-polymorhpic-call.c: Ditto.
        * ipa-profile.c: Ditto.
        * ipa-prop.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa-pure-const.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa-ref.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ipa-reference.c: Ditto.
        * ipa-split.c: Ditto.
        * ipa-utils.c: Ditto.
        * ipa-visbility.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * ira.c: Ditto.
        * ira-color.c: Include hash-set.h due to flattening of tree.h.
        * ira-costs.c: Ditto.
        * ira-emit.c: Ditto.
        * jump.c: Include symtab.h due to flattening of tree.h.
        * langhooks.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * loop-doloop.c: Include symtab.h due to flattening of tree.h.
        * loop-init.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * loop-invariant.c: Include symtab.h due to flattening of tree.h.
        * loop-iv.c: Ditto.
        * loop-unroll.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * lower-subreg.c: Ditto.
        * lra-assigns.c: Include symtab.h due to flattening of tree.h.
        * lra.c: Include symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * lra-coalesce.c: Include symtab.h due to flattening of tree.h.
        * lra-constraints.c: Ditto.
        * lra-eliminations.c: Ditto.
        * lra-livesc: Ditto.
        * lra-remat.c: Ditto.
        * lra-spills.c: Ditto.
        * lto-cgraph.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * lto-compress.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * lto-opts.c: Ditto.
        * lto-section-in.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * lto-section-out.c: Ditto.
        * lto-streamer.c: Ditto.
        * lto-streamer-in.c: Ditto.
        * lto-streamer-out.c: Ditto.
        * modulo-sched.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * omega.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options, fold-const.h,
        wide-int.h, and inchash.h due to flattening of tree.h.
        * omega-low.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * optabs.c: Ditto.
        * opts-global.c: Ditto.
        * passes.c: Ditto.
        * plugin.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * postreload.c: Include symtab.h due to flattening of tree.h.
        * postreload-gcse.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * predict.c: Ditto.
        * print-rtl.c: Ditto.
        * print-tree.c: Ditto.
        * profile.c: Include symtab.h, fold-const.h
        and inchash.h due to flattening of tree.h.
        * real.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * realmpfr.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * recog.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * ree.c: Ditto.
        * reginfo.c: Ditto.
        * reg-stack.c: Ditto.
        * reload1.c: Include symtab.h, fold-const.h, wide-int.h
        and inchash.h due to flattening of tree.h.
        * reload.c: Include symtab.h due to flattening of tree.h.
        * reorg.c: Ditto.
        * rtlanal.c: Include symtab.h, fold-const.h, wide-int.h
        and inchash.h due to flattening of tree.h.
        * rtl-chkp.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * rtlhooks.c: Include symtab.h due to flattening of tree.h.
        * sanopt.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * sched-deps.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * sched-vis.c: Ditto.
        * sdbout.c: Ditto.
        * sel-sched.c: Include symtab.h, fold-const.h, wide-int.h
        and inchash.h due to flattening of tree.h.
        * sel-sched-ir.c: Ditto.
        * sese.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * shrink-wrap.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * simplify-rtx.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * stack-ptr-mod.c: Ditto.
        * stmt.c: Ditto.
        * store-motion.c: Ditto.
        * store-layout.c: Ditto.
        * stringpool.c: Ditto.
        * symtab.c: Ditto.
        * target-globals.c: Ditto.
        * targhooks.c: Ditto.
        * toplev.c: Ditto.
        * tracer.c: Ditto.
        * trans-mem.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree-affine.c: Ditto.
        * tree-browser.c: Ditto.
        * tree.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree-call-cdce.c: Include symtab.h, alias.h, double-int.h,
        fold-const.h, wide-int.h, inchash.h and real.h due to
        flattening of tree.h.
        * tree-cfg.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree-cfgcleanup.c: Ditto.
        * tree-chkp.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree-chkp-opt.c: Ditto.
        * tree-chrec.c: Ditto.
        * tree-chkp-opt.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h and
        real.h due to flattening of tree.h.
        * tree-core.h: Flatten header file by removing all #include statements.
        * tree-data-ref.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree-dfa.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h and
        real.h due to flattening of tree.h.
        * tree-diagnostic.c: Ditto.
        * tree-dump.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h, real.h and
        fixed-value.h due to flattening of tree.h.
        * tree-dfa.c: Ditto.
        * tree-eh.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h and
        real.h due to flattening of tree.h.
        * tree-emutls.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree.h: Flatten header files by removing all includes except tree-core.h.
        Remove inline function convert_to_ptrofftype_loc to relocate to fold-const.c.
        Remove macro convert_to_ptrofftype to relocate to fold-const.h.
        Remove inline function fold_build_pointer_plus_loc to relocate to fold-const.c.
        Remove macro fold_build_pointer_plus to relocate to fold-const.h.
        Remove inline function fold_build_pointer_plus_hwi_loc to relocate to fold-const.c.
        Remove macro fold_build_pointer_plus_hwi to relocate to fold-const.h.
        * tree-if-conv.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h, real.h and
        fixed-value.h due to flattening of tree.h.
        * tree-inline.c: Ditto.
        * tree-into-ssa.c: Ditto.
        * tree-iterator.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree-loop-distribution.c: Ditto.
        * tree-nested.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * tree-nrv.c: Ditto.
        * tree-object-size.c: Ditto.
        * tree-outof-ssa.c: Ditto.
        * tree-parloops.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree-phinodes.c: Ditto.
        * tree-predcom.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * tree-pretty-print.c: Ditto.
        * tree-profile.c: double-int.h, input.h, alias.h, symtab.h,
        fold-const.h, wide-int.h and inchash.h due to flattening of tree.h.
        * tree-scalar-evolution.c: Include hash-set.h, machmode.h, vec.h,
        double-int.h, input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h and inchash.h due to flattening of tree.h.
        * tree-sra.c: Include  vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, and
        inchash.h due to flattening of tree.h.
        * tree-ssa-alias.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * tree-ssa.c: Ditto.
        * tree-ssa-ccp.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h
        and real.h due to flattening of tree.h.
        * tree-ssa-coalesce.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * tree-ssa-copy.c: Ditto.
        * tree-ssa-copyrename.c: Ditto.
        * tree-ssa-dce.c: Ditto.
        * tree-ssa-dom.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h, inchash.h
        and real.h due to flattening of tree.h.
        * tree-ssa-dse.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * tree-ssa-forwprop.c: Ditto.
        * tree-ssa-ifcombine.c: Ditto.
        * tree-ssa-live.c: Ditto.
        * tree-ssa-loop.c: Ditto.
        * tree-ssa-loop-ch.c: Ditto.
        * tree-ssa-loop-im.c: Ditto.
        * tree-ssa-loop-ivcanon.c: Ditto.
        * tree-ssa-loop-ivopts.c: Ditto.
        * tree-ssa-loop-manip.c: Ditto.
        * tree-ssa-loop-niter.c: Ditto.
        * tree-ssa-loop-prefetch.c: Ditto.
        * tree-ssa-loop-unswitch.c: Ditto.
        * tree-ssa-loop-math-opts.c: Ditto.
        * tree-ssanames.c: Ditto.
        * tree-ssa-operands.c: Ditto.
        * tree-ssa-phiopt.c: Ditto.
        * tree-ssa-phiprop.c: Ditto.
        * tree-ssa-pre.c: Ditto.
        * tree-ssa-propagate.c: Ditto.
        * tree-ssa-reassoc.c: Ditto.
        * tree-ssa-sccvn.c: Ditto.
        * tree-ssa-sink.c: Ditto.
        * tree-ssa-strlen.c: Include hash-set.h, machmode.h, vec.h,
        double-int.h, input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h and inchash.h due to flattening of tree.h.
        * tree-ssa-structalias.c: double-int.h, input.h, alias.h, symtab.h,
        fold-const.h, wide-int.h and inchash.h due to flattening of tree.h.
        * tree-ssa-tail-merge.c: Include hash-set.h, machmode.h, vec.h,
        double-int.h, input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h and inchash.h due to flattening of tree.h.
        * tree-ssa-ter.c: Ditto.
        * tree-ssa-threadedge.c: Ditto.
        * tree-ssa-threadupdate.c: Include hash-set.h, machmode.h, vec.h,
        double-int.h, input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h and inchash.h due to flattening of tree.h.
        * tree-ssa-uncprop.c: Include hash-set.h, machmode.h, vec.h,
        double-int.h, input.h, alias.h, symtab.h, fold-const.h,
        wide-int.h and inchash.h due to flattening of tree.h.
        * tree-ssa-uninit.c: Ditto.
        * tree-stdarg.c: Include vec.h, double-int.h, input.h, alias.h,
        symtab.h, fold-const.h, wide-int.h and inchash.h due to flattening
        of tree.h.
        * tree-streamer.c: Include vec.h, double-int.h, input.h, alias.h,
        symtab.h, options.h, fold-const.h, wide-int.h and
        inchash.h due to flattening of tree.h.
        * tree-streamer-in.c: Include hash-set.h, machmode.h, vec.h,
        double-int.h, input.h, alias.h, symtab.h, options.h, fold-const.h,
        wide-int.h, inchash.h, real.h and fixed-value.h due to flattening
        of tree.h.
        * tree-streamer-out.c: Dittoo.
        * tree-switch-conversion.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * tree-tailcall.c: Ditto.
        * tree-vect-data-refs.c: Ditto.
        * tree-vect-generic.c: Include hash-set.h, machmode.h, vec.h, double-int.h, input.h,
        alias.h, symtab.h, options.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * tree-vect-loop.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * tree-vect-loop-manip.c: Ditto.
        * tree-vectorizer.c: Ditto.
        * tree-vect-patterns.c: Ditto.
        * tree-vect-slp.c: Ditto.
        * tree-vect-stmts.c: Ditto.
        * tree-vrp.c: Ditto.
        * tsan.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * ubsan.c: Ditto.
        * value-prof.c.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * varasm.c: Ditto.
        * varpool.c: Ditto.
        * var-tracking.c: Ditto.
        * vmsdbgout.c: Ditto.
        * vtable-verify.c: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, options.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * wide-int.cc: Include hash-set.h, machmode.h, vec.h, double-int.h,
        input.h, alias.h, symtab.h, fold-const.h, wide-int.h and inchash.h
        due to flattening of tree.h.
        * xcoffout.c: Ditto.

2015-01-09  Tom de Vries  <tom@codesourcery.com>

        PR rtl-optimization/64539
        * regcprop.c (kill_clobbered_values): Factor out of ...
        (copyprop_hardreg_forward_1): ... here.  Use kill_clobbered_values
        instead of note_stores with kill_clobbered_value.

2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>

         * ginclude/unwind-arm-common.h: Revert previous commit.

2015-01-09  Andreas Tobler  <andreast@gcc.gnu.org>

        * config.gcc (arm*-*-freebsd*): New configuration.
        * config/arm/freebsd.h: New file.
        * config.host: Add extra components for arm*-*-freebsd*.
        * config/arm/arm.h: Introduce MAX_SYNC_LIBFUNC_SIZE.
        * config/arm/arm.c (arm_init_libfuncs): Use MAX_SYNC_LIBFUNC_SIZE.

2015-01-09  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * config/rs6000/rtems.h (CPP_OS_RTEMS_SPEC): Define __PPC_CPU_E6500__
        for -mcpu=e6500.
        * config/rs6000/t-rtems: Add e6500 multilibs.

2015-01-09  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * config/rs6000/t-rtems: Add -mno-spe to soft-float multilib for
        MPC8540.

2015-01-09  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * config/rs6000/t-rtems: Use MULTILIB_REQUIRED instead of
        MULTILIB_EXCEPTIONS.

2015-01-09  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * config/arm/t-rtems: Use MULTILIB_REQUIRED instead of
        MULTILIB_EXCEPTIONS.

2015-01-09  Sebastian Huber  <sebastian.huber@embedded-brains.de>

        * config/arm/t-rtems-eabi: Rename to...
        * config/arm/t-rtems: ...this.
        * config/arm/rtems-eabi.h: Rename to...
        * config/arm/rtems.h: ...this.
        * config.gcc (arm*-*-rtems*): Reflect changes above.

2015-01-09  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64410
        * tree-ssa.c (non_rewritable_lvalue_p): Allow REALPART/IMAGPART_EXPR
        on the LHS.
        (execute_update_addresses_taken): Deal with that.
        * tree-ssa-forwprop.c (pass_forwprop::execute): Use component-wise
        loads/stores for complex variables.

2015-01-09  Martin Liska  <mliska@suse.cz>

        * ipa-icf-gimple.c (func_checker::compare_ssa_name): Enhance SSA
        name comparison.
        (func_checker::compare_memory_operand): New function.
        (func_checker::compare_operand): Split case to newly
        added functions.
        (func_checker::compare_cst_or_decl): New function.
        (func_checker::compare_gimple_call): Identify
        memory operands.
        (func_checker::compare_gimple_assign): Likewise.
        * ipa-icf-gimple.h: New function.

2015-01-09  Martin Liska  <mliska@suse.cz>

        PR ipa/64503
        * sreal.c (sreal::dump): Change unsigned format to signed for
        m_exp value.
        (sreal::to_double): Replace exp2 with scalbln.

2015-01-09  Martin Liska  <mliska@suse.cz>

        * cgraphunit.c (cgraph_node::create_wrapper): Fix level of indentation.
        * ipa-icf.c (sem_function::equals_private): Add support for target and
        (sem_item_optimizer::merge_classes): Remove redundant function
        optimization flags comparison.
        * tree.h (target_opts_for_fn): New function.

2015-01-09  Tom de Vries  <tom@codesourcery.com>

        * omp-low.c (expand_omp_for_static_chunk): Fix assert.

2015-01-09  Kito Cheng  <kito@0xlab.org>

        PR rtl-optimization/64348
        * lra-constraints.c (split_reg): Fix caller-save store/restore
        instruction generation.

2015-01-08  John David Anglin  <danglin@gcc.gnu.org>

        PR gcov-profile/61790
        * gcov-tool.c (do_rewrite): Use strtoll instead of atoll if host has
        long long.  Fallback to int64_t if host doesn't have long long and
        use strtol if int64_t is long.  Otherwise, use sscanf for conversion.

2015-01-08  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/63989
        * params.def (PARAM_MAX_TRACKED_STRLENS): Increment default
        from 1000 to 10000.
        * tree-ssa-strlen.c (get_strinfo): Moved earlier.
        (get_stridx): If we don't have a record for certain SSA_NAME,
        but it is POINTER_PLUS_EXPR of some SSA_NAME we do with
        constant offset, call get_stridx_plus_constant.
        (get_stridx_plus_constant): New function.
        (zero_length_string): Don't use get_stridx here.

        PR target/55023
        PR middle-end/64388
        * dse.c (struct insn_info): Mention frame_read set also
        before reload for tail calls on some targets.
        (scan_insn): Revert 2014-12-22 change.  Set frame_read
        also before reload for tail calls if
        HARD_FRAME_POINTER_IS_ARG_POINTER.  Call add_wild_read
        instead of add_non_frame_wild_read for non-const/memset
        tail calls after reload.

2015-01-08  Jason Merrill  <jason@redhat.com>

        * ubsan.c (do_ubsan_in_current_function): New.
        (pass_ubsan::gate): Use it.
        * ubsan.h: Declare it.
        * convert.c (convert_to_integer): Use it.

2015-01-08  Jakub Jelinek  <jakub@redhat.com>

        PR target/64338
        * config/i386/i386.c (ix86_expand_int_movcc): Don't reverse
        compare_code when it is unconditionally overwritten afterwards.
        Use ix86_reverse_condition instead of reverse_condition.  Don't
        change code if *reverse_condition* returned UNKNOWN and don't
        swap ct/cf and negate diff in that case.

2015-01-08  Mike Stump  <mikestump@comcast.net>

        * tsan.c (pass_tsan::gate): Add no_sanitize_thread support.
        (pass_tsan_O0::gate): Likewise.
        * extend.texi (Function Attributes): Add no_sanitize_thread
        documentation.

2015-01-08  Thomas Schwinge  <thomas@codesourcery.com>

        * builtins.def (DEF_GOMP_BUILTIN): Also consider flag_offload_abi
        for registering builtins.
        * config/i386/intelmic-mkoffload.c (prepare_target_image): Don't
        add -fopenmp to the argv_obstack used when invoking
        compile_for_target.

        * config/i386/intelmic-mkoffload.c (compile_for_target): Always
        add "-m32" or "-m64" to argv_obstack.
        (generate_host_descr_file): Likewise, when invoking host_compiler.
        (main): Always add "-m elf_i386" or "-m elf_x86_64" when invoking
        ld.

2015-01-08  Oleg Endo  <olegendo@gcc.gnu.org>

        * config/sh/sh-mem.cc: Use constant as second operand when emitting
        tstsi_t insns.

2015-01-08  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/55212
        * config/sh/sh.md (*addsi3_compact): Emit reg-reg copy instead of
        constant load if constant operand fits into I08.

2015-01-08  Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/64336
        * tree.c (build2_stat): Fix up initialization of TREE_READONLY
        and TREE_THIS_VOLATILE for MEM_REFs.
        (build5_stat): Fix up initialization of TREE_READONLY and
        TREE_THIS_VOLATILE for TARGET_MEM_REFs.

2015-01-08  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/64533
        * config/sh/sh.md (*addsi3_compact): Use u constraint instead
        of r for the second alternative of the destination operand.

2015-01-07  Segher Boessenkool  <segher@kernel.crashing.org>

        PR target/36557
        * config/rs6000/rs6000.md (*eqsi3_ext<mode>, *nesi3_ext<mode>): New.

2015-01-07  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-fvtable-verify]): Fix markup on option
        keywords.
        ([-fivar-visibility], [-fvisibility]): Likewise.

2015-01-07  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi: Fix incorrect uses of @samp markup throughout
        the file where @code, @command, etc is more appropriate.

2015-01-06  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi (RS/6000 and PowerPC Options): Tidy formatting
        of -mrecip= documentation.

2015-01-06  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/64505
        * config/rs6000/rs6000.c (rs6000_secondary_reload): Return the
        correct reload handler if -m32 -mpowerpc64 is used.

2015-01-06  Tom de Vries  <tom@codesourcery.com>

        * tree-ssa-tail-merge.c: Fix typo in struct same_succ_def comment.

2015-01-08  Christian Bruel  <christian.bruel@st.com>

        PR target/64507
        * config/sh/sh-mem.cc (sh_expand_cmpnstr): Check 0 length.

2015-01-06  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        PR tree-optimization/63259
        * tree-ssa-math-opts.c (pass_optimize_bswap::execute): Stop checking
        if optab exists for 16bit byteswap.

2015-01-06  Jakub Jelinek  <jakub@redhat.com>

        * opts.c (common_handle_option): Add support for
        -fno-sanitize=all and -f{,no-}sanitize-recover=all.
        * doc/invoke.texi: Document -fno-sanitize=all,
        -f{,no-}sanitize-recover=all.  Document that
        -fsanitize=float-cast-overflow is not enabled
        by -fsanitize=undefined.  Fix up documentation
        of -f{,no-}sanitize-recover.

2015-01-06  Eric Botcazou  <ebotcazou@adacore.com>

        * config.gcc: Add Visium support.
        * configure.ac: Likewise.
        * configure: Regenerate.
        * doc/extend.texi (interrupt attribute): Add Visium.
        * doc/invoke.texi: Document Visium options.
        * doc/install.texi: Document Visium target.
        * doc/md.texi: Document Visium constraints.
        * common/config/visium: New directory.
        * config/visium: Likewise.

2015-01-05  Segher Boessenkool  <segher@kernel.crashing.org>

        * simplify-rtx.c (simplify_binary_operation_1): Handle more cases
        for the "(and X (ior (not X) Y) -> (and X Y)" transform.

2015-01-05  Segher Boessenkool  <segher@kernel.crashing.org>

        * combine.c (combine_validate_cost): Do not count the cost of a
        split I2 twice.  Do not display it twice in the dump, either.

2015-01-05  Sandra Loosemore  <sandra@codesourcery.com>

        Revert parts of r219199.
        * doc/invoke.texi ([-Wliteral-suffix]): Restore markup on
        <inttypes.h>.
        ([-Wtraditional]): Restore markup on <limits.h>.

2015-01-05  Trevor Saunders  <tsaunders@mozilla.com>

        PR c++/31397
        * doc/invoke.texi: Document -Wsuggest-override.

2015-01-05  Radovan Obradovic  <radovan.obradovic@imgtec.com>

        PR rtl-optimization/64287
        * toplev.c (HAVE_epilogue, HAVE_prologue): Provide default.
        (process_options): Disable flag_ipa_ra if profiling.

2015-01-05  Eric Botcazou  <ebotcazou@adacore.com>

        * config/nds32/nds32-peephole2.md: Do not mention define_peephole.

2015-01-05  Max Filippov  <jcmvbkbc@gmail.com>

        * config/xtensa/xtensa.c (hwloop_optimize, hwloop_fail,
        hwloop_pattern_reg, xtensa_doloop_hooks, xtensa_reorg_loops):
        put under #if TARGET_LOOPS guard.

2015-01-05  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.c (output_387_binary_op): Use std::swap.

2015-01-05  Oleg Endo  <olegendo@gcc.gnu.org>

        * rtlanal.c (refers_to_regno_p): Change return value from int to bool.
        * rtl.h (refers_to_regno_p): Add overload.
        * cse.c: Use it.
        * bt-load.c: Likewise.
        * combine.c: Likewise.
        * df-scan.c: Likewise.
        * sched-deps.c: Likewise.
        * config/s390/s390.c: Likewise.
        * config/m32r/m32r.c: Likewise.
        * config/rs6000/spe.md: Likewise.
        * config/rs6000/rs6000.c: Likewise.
        * config/pa/pa.c: Likewise.
        * config/stormy16/stormy16.c: Likewise.
        * config/cris/cris.c: Likewise.
        * config/arc/arc.md: Likewise.
        * config/arc/arc.c: Likewise.
        * config/sh/sh.md: Likewise.
        * config/sh/sh.c: Likewise.
        * config/frv/frv.c: Likewise.

2015-01-05  Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/64265
        * gimplify.c (gimplify_function_tree): Add TSAN_FUNC_EXIT internal
        call as cleanup of the whole body.
        * internal-fn.def (TSAN_FUNC_EXIT): New internal call.
        * tsan.c (replace_func_exit): New function.
        (instrument_func_exit): Moved earlier.
        (instrument_memory_accesses): Adjust TSAN_FUNC_EXIT internal calls.
        Call instrument_func_exit if no TSAN_FUNC_EXIT internal calls have
        been found.
        (tsan_pass): Don't call instrument_func_exit.
        * internal-fn.c (expand_TSAN_FUNC_EXIT): New function.
        * tree-inline.c (copy_bb): Drop TSAN_FUNC_EXIT internal calls during
        inlining.

        PR sanitizer/64344
        * ubsan.h (ubsan_instrument_float_cast): Add ARG argument.
        * ubsan.c (ubsan_instrument_float_cast): Add ARG argument, pass
        it to libubsan handler instead of EXPR.  Fold comparisons earlier,
        if the result is integer_zerop, return NULL_TREE.
        * convert.c (convert_to_integer): Pass expr as ARG.

        PR tree-optimization/64465
        * tree-inline.c (redirect_all_calls): During inlining
        clean up EH stmts and EH edges if redirect_call_stmt_to_callee
        changed the stmt to a non-throwing call.

2015-01-05  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi: Fix incorrect uses of @code, @option, @samp,
        etc markup throughout the file.

2015-01-05  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        Enable experimental TSAN support for Ada.
        * tsan.c (instrument_expr): Handle VIEW_CONVERT_EXPR.

2015-01-05  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/64494
        * tree-ssa-loop-im.c (move_computations_dom_walker::before_dom): Also
        clear SSA_NAME_ANTI_RANGE_P flag.

2015-01-05  Marek Polacek  <polacek@redhat.com>

        * doc/extend.texi (Arrays of Length Zero): Add missing comma.

2015-01-05  Jakub Jelinek  <jakub@redhat.com>

        Update copyright years.

        * gcc.c (process_command): Update copyright notice dates.
        * gcov-dump.c: Ditto.
        * gcov.c: Ditto.
        * doc/cpp.texi: Bump @copying's copyright year.
        * doc/cppinternals.texi: Ditto.
        * doc/gcc.texi: Ditto.
        * doc/gccint.texi: Ditto.
        * doc/gcov.texi: Ditto.
        * doc/install.texi: Ditto.
        * doc/invoke.texi: Ditto.

        * auto-profile.c, auto-profile.h: Fix up Copyright line.

2015-01-04  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-fsized-deallocation]): Copy-edit to fix
        verb tense, etc.
        ([-fvtable-verify], [-fvtv-debug]): Likewise.
        ([-Wabi]): Likewise.
        ([-fmessage-length]): Likewise.
        ([-Wsuggest-final-types], [-Wsuggest-final-methods]): Likewise.
        ([-Wno-discarded-qualifiers]): Likewise.
        ([-Wnodiscarded-array-qualifiers]): Likewise.
        ([-Wno-virtual-move-assign]): Likewise.
        ([-fsanitize=address], [-fsanitize=thread]): Likewise.
        ([-fsanitize=leak], [-fsanitize=undefined]): Likewise.
        ([-fsanitize=unreachable], [-fsanitize-recover]): Likewise.
        ([-fsanitize-undefined-trap-on-error]): Likewise.
        ([-floop-interchange]): Likewise.
        ([-ftree-coalesce-inlined-vars]): Likewise.
        ([-fvect-cost-model]): Likewise.
        ([-flto]): Likewise.
        ([--param]): Likewise.
        (Spec Files): Likewise.
        ([-mstrict-align]): Likewise.
        ([-mfix-cortex-a53-835769]): Likewise.
        ([-march], [-mtune]): Likewise.
        ([-mpic-register]): Likewise.
        ([-munaligned-access]): Likewise.
        ([-msp8]): Likewise.
        (EIND and Devices with more than 128 Ki Bytes of Flash): Likewise.
        (AVR Built-in Macros): Likewise.
        ([-mpreferred-stack-boundary]): Likewise.
        ([-mtune-crtl]): Likewise.
        ([-mashf]): Likewise.
        ([-mmcu=]): Likewise.
        ([-minrt]): Likewise.
        ([-maltivec], [-maltivec=be], [-maltivec=le]): Likewise.
        ([-mupper-regs]): Likewise.
        ([-matomic-model]): Likewise.
        ([-mdiv]): Likewise.
        ([-mzdcbranch]): Likewise.
        ([-mdisable-callt]): Likewise.
        ([-msoft-float]): Likewise.
        ([-m8byte-align]): Likewise.
        ([-fstack-reuse]): Likewise.

2015-01-03  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-fprofile-generate], [-fprofile-use]):
        Fix markup, light copy-editing.
        ([-fauto-profile]): Rewrite to fix formatting and content
        problems.

2015-01-03  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-fisolate-erroneous-paths-dereference]):
        Copy-edit description.
        ([-fisolate-erroneous-paths-attribute]): Likewise.
        * common.opt (fisolate-erroneous-paths-dereference):
        Copy-edit description.
        (fisolate-erroneous-paths-attribute): Likewise.

2015-01-03  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-fsemantic-interposition]): Fix typos and
        tidy grammar.

2015-01-03  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-fplan9-extensions]): Add/fix @opindex.
        ([-fvtv-debug]): Likewise.
        ([-Wc++-compat]): Likewise.
        ([-Wc++11-compat]): Likewise.
        ([-Wc++14-compat]): Likewise.
        ([-Wno-sized-deallocation]): Likewise.
        ([-femit-class-debug-always]): Likewise.
        ([-femit-struct-debug-detailed]): Likewise.
        ([-fno-keep-inline-dllexport]): Likewise.
        ([-fira-algorithm]): Likewise.
        ([-fira-region]): Likewise.
        ([-flra-remat]): Likewise.
        ([-fipa-ra]): Likewise.
        ([-fhoist-adjacent-loads]): Likewise.
        ([-fisolate-erroneous-paths-dereference]): Likewise.
        ([-fisolate-erroneous-paths-attribute]): Likewise.
        ([-ftree-switch-conversion]): Likewise.
        ([-ftree-tail-merge]): Likewise.
        ([-ftree-loop-if-convert]): Likewise.
        ([-ftree-loop-if-convert-stores]): Likewise.
        ([-ftree-loop-distribution]): Likewise.
        ([-ftree-loop-distribute-patterns]): Likewise.
        ([-flto-compression-level]): Likewise.
        ([-flto-report]): Likewise.
        ([-flto-report-wpa]): Likewise.
        ([-fuse-linker-plugin]): Likewise.
        ([-mfix-cortex-a53-835769]): Likewise.
        ([-mno-fix-cortex-a53-835769]): Likewise.
        ([-mmmx]...[-mno-3dnow]): Remove the -mno- forms from the
        explicit listing; add a note to the discussion indicating they
        exist.  Reorder table to group similar options.  Add missing
        @opindex entries.  Add @need commands throughout the table to
        allow it to be split across multiple pages.
        ([-m8bit-idiv]): Fix @opindex.
        ([-mavx256-split-unaligned-load]): Likewise.
        ([-mavx256-split-unaligned-store]): Likewise.
        ([-mstack-protector-guard]): Likewise.
        ([-mcpu=]): Likewise.
        ([-mcpu]): Likewise.
        ([-mpointer-size=]): Likewise.

2015-01-03  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/pa.md (decrement_and_branch_until_zero): Use `Q' constraint
        instead of `m' constraint.  Likewise for unnamed movb comparison
        patterns using reg_before_reload_operand predicate.
        * config/pa/predicates.md (reg_before_reload_operand): Tighten
        predicate to reject register index and LO_SUM DLT memory forms
        after reload.

2015-01-02  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi (Option Summary): Fix spelling of
        -fdevirtualize-at-ltrans.
        ([-fdevirtualize]): Fix markup.
        ([-fdevirtualize-speculatively]): Fix typo.
        ([-fdevirtualize-at-ltrans]): Likewise.  Make description less
        implementor-speaky.
        * common.opt (fdevirtualize-at-ltrans): Likewise.
        * ipa-devirt.c: Fix typos in comments throughout the file.
        (ipa_devirt): Fix typos in format strings for dump output.

2015-01-02  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-fopt-info]): Fix markup, consolidate
        discussion of defaults, light copy-editing.

2015-01-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * tsan.c (instrument_expr): corrected previous checkin.

2015-01-02  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        Instrument bit field and unaligned accesses for TSAN.
        * sanitizer.def (BUILT_IN_TSAN_READ_RANGE): New built-in function.
        (BUILT_IN_TSAN_WRITE_RANGE): New built-in function.
        * tsan.c (instrument_expr): Handle COMPONENT_REF and BIT_FIELD_REF.
        Use BUILT_IN_TSAN_READ_RANGE and BUILT_IN_TSAN_WRITE_RANGE for
        unaligned memory regions.

2015-01-01  Anthony Green  <green@moxielogic.com>

        * config/moxie/predicates.md (moxie_general_movsrc_operand):
        Restrict move source register offsets to 16 bits.
\f
Copyright (C) 2015 Free Software Foundation, Inc.

Copying and distribution of this file, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved.