2015-01-30 Vladimir Makarov <vmakarov@redhat.com>

[official-gcc.git] / gcc / ChangeLog

2015-01-30  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/64688
        * lra-constraints.c (original_subreg_reg_mode): New.
        (simplify_operand_subreg): Try to simplify subreg of const.  Use
        original_subreg_reg_mode for it.
        (swap_operands): Update original_subreg_reg_mode.
        (curr_insn_transform): Set up original_subreg_reg_mode.

2015-01-30  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/64617
        * lra-constraints.c (prohibited_class_reg_set_mode_p): New
        function.
        (process_alt_operands): Use it.
        (curr_insn_transform): Check the optional reload pseudo class is
        ok for the mode.

2015-01-30  Joseph Myers  <joseph@codesourcery.com>

        * diagnostic.c (fatal_error (const char *, ...)): Remove function.
        * diagnostic-core.h (fatal_error (const char *, ...)): Remove
        prototype.
        * toplev.h (init_asm_output): Update comment on use of
        UNKNOWN_LOCATION with fatal_error.
        * cgraph.c, collect-utils.c, collect2.c, config/arc/arc.c,
        config/arc/arc.md, config/avr/avr.c, config/c6x/c6x.h,
        config/darwin.c, config/host-darwin.c, config/i386/host-cygwin.c,
        config/i386/intelmic-mkoffload.c, config/nios2/nios2.c,
        config/nvptx/mkoffload.c, config/nvptx/nvptx.h,
        config/rs6000/host-darwin.c, config/rs6000/rs6000.c,
        config/s390/s390.c, gcc.c, gcov-io.h, gcov-tool.c, ggc-common.c,
        ggc-page.c, graph.c, ipa-inline-analysis.c, ipa-reference.c,
        lto-cgraph.c, lto-section-in.c, lto-streamer-in.c, lto-streamer.c,
        lto-wrapper.c, objc/objc-act.c, opts.c, passes.c, plugin.c,
        tlink.c, toplev.c, tree-streamer-in.c, varpool.c: All callers of
        fatal_error changed to pass input_location as first argument.

2015-01-30  Martin Liska  <mliska@suse.cz>

        * tree.h: Change GCC_VERSION >= 4004 to GCC_VERSION >= 4006
        in #pragma GCC diagnostic guards.

2015-01-30  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64829
        * tree-vect-patterns.c (vect_handle_widen_op_by_const): Do
        not add a widening conversion pattern but hand off extra
        widenings to callers.
        (vect_recog_widen_mult_pattern): Handle extra widening produced
        by vect_handle_widen_op_by_const.
        (vect_recog_widen_shift_pattern): Likewise.
        (vect_pattern_recog_1): Remove excess vertical space in dumping.
        * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
        (vect_init_vector_1): Likewise.
        (vect_get_vec_def_for_operand): Likewise.
        (vect_finish_stmt_generation): Likewise.
        (vectorizable_load): Likewise.
        (vect_analyze_stmt): Likewise.
        (vect_is_simple_use): Likewise.

2015-01-29  Jeff Law  <law@redhat.com>

        * combine.c (try_combine): Fix typo in comment.

2015-01-29  Segher Boessenkool  <segher@kernel.crashing.org>

        PR target/64580
        * config.rs6000/rs6000.c (compute_vrsave_mask): Reverse loop order.
        (rs6000_stack_info): Add assert.
        (rs6000_output_savres_externs): New function, split off from...
        (rs6000_output_function_prologue): ... here.  Do not call it for
        thunks.

2015-01-29  Jeff Law  <law@redhat.com>

        PR target/15184
        * combine.c (try_combine): If I0 is a memory load and I3 a store
        to a related address, increase the "goodness" of doing a 4-insn
        combination with I0-I3.
        (make_field_assignment): Handle SUBREGs in the ior+and case.

2015-01-29  Yuri Rumyantsev  <ysrumyan@gmail.com>

        PR tree-optimization/64746
        * tree-if-conv.c (mask_exists): New function.
        (predicate_mem_writes): Save created mask with given size for further
        use.
        (stmt_is_root_of_bool_pattern): Remove argument VAR and store to it.
        (ifcvt_repair_bool_pattern): Collect all statements that are root
        of bool pattern and use iterative algorithm to remove multiple uses
        of predicates, display number of required iterations.

2015-01-29  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64853
        * tree-vrp.c (vrp_valueize_1): Do not return anything if the
        stmt will get simulated again.
        * tree-ssa-ccp.c (valueize_op_1): Likewise.

2015-01-29  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/arm.c (arm_emit_multi_reg_pop): Simplify definition of
        return_in_pc.  Remove redundant assignments.
        (thumb2_emit_ldrd_pop): Simplify definition of return_in_pc.
        (arm_expand_epilogue): Don't compare boolean with true in if condition.

2015-01-29  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.c (ix86_mode_after): Make static.

2015-01-29  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64844
        * tree-vect-loop.c (vect_estimate_min_profitable_iters): Always
        dump cost model analysis.
        * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
        Do not register adjusted load/store costs here.

2015-01-29  Ilya Enkovich  <ilya.enkovich@intel.com>
            Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386-protos.h (ix86_use_pseudo_pic_reg): New.
        * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Simplify by
        using x86_use_pseudo_pic_reg.
        * config/i386/i386.c (ix86_conditional_register_usage): Remove
        support for fixed PIC register.
        (ix86_use_pseudo_pic_reg): Not static any more.

2015-01-29  Ilya Enkovich  <ilya.enkovich@intel.com>

        PR middle-end/64805
        * ipa-inline.c (early_inliner): Rebuild IPA_REF_CHKP reference
        to avoid error in cgraph node verification.

2015-01-29  Marek Polacek  <polacek@redhat.com>

        * doc/standards.texi: Reflect that the default for C is gnu11.

2015-01-29  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/64761
        * reorg.c (switch_text_sections_between_p): New function.
        (relax_delay_slots): Call it when testing if the jump insn
        is removable.  Use targetm.can_follow_jump when testing if
        the conditional branch can follow an unconditional jump.

2015-01-27  Caroline Tice  <cmtice@google.com>

        Committing VTV Cywin/Ming patch for Patrick Wollgast
        * config/i386/cygwin.h (STARTFILE_SPEC): Add vtv_start.o,
        if -fvtable-verify=preinit/std is used.
        * config/i386/mingw-w64.h (STARTFILE_SPEC): Likewise.
        * config/i386/mingw32.h (STARTFILE_SPEC): Likewise.
        * config/i386/cygwin.h (ENDFILE_SPEC): Add vtv_end.o,
        if -fvtable-verify=preinit/std is used.
        * config/i386/mingw32.h (ENDFILE_SPEC): Likewise.
        * config/i386/cygwin.h (LIB_SPEC): Pass -lvtv and -lpsapi,
        if -fvtable-verify=preinit/std is used.
        * config/i386/mingw-w64.h (LIB_SPEC): Likewise.
        * config/i386/mingw32.h (LIB_SPEC): Likewise.
        * varasm.c (assemble_variable): Add code to properly set the comdat
        section and name for the .vtable_map_vars section in case the
        target is PE or COFF.

2015-01-29  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64801
        * cgraphunit.c (init_lowered_empty_function): Add CoUNT parameter;
        make sane BB profile.
        (cgraph_node::expand_thunk): Make sane BB profile.
        (cgraph_node::create_wrapper): Do not set call_stmt_cannot_inline_p.
        * cgraph.h (init_lowered_empty_function): Update prototype.
        * config/i386/i386.c (make_resolver_func): Update call.
        * predict.c (gate): Disable branch prediction pass if
        profile is already there.

2015-01-29  Jan Hubicka  <hubicka@ucw.cz>

        * optc-save-gen.awk: flag_fp_contract_mode is no longer speical.
        * opth-gen.awk: Likewise.
        * common.opt: Mark flag_fp_contract_mode as Optimization.

2015-01-29  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * config/i386/cygwin.h (LIBGCJ_SONAME): Set libgcj version to -16.
        * config/i386/mingw32.h (LIBGCJ_SONAME): Set libgcj version to -16.

2015-01-28  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/64659
        * config/sh/predicates.md (atomic_arith_operand,
        atomic_logical_operand): Remove.
        * config/sh/sync.md (fetchop_predicate, fetchop_constraint): Remove.
        (atomic_arith_operand_0): New predicate.
        (atomic_compare_and_swap<mode>): Use arith_reg_dest for output values.
        Use atomic_arith_operand_0 for input values.
        (atomic_compare_and_swapsi_hard, atomic_compare_and_swap<mode>_hard,
        atomic_compare_and_swap<mode>_soft_gusa,
        atomic_compare_and_swap<mode>_soft_tcb,
        atomic_compare_and_swap<mode>_soft_imask): Use arith_reg_dest and
        arith_reg_operand instead of register_operand.
        (atomic_exchange<mode>): Use arith_reg_dest for output value.  Use
        atomic_arith_operand_0 for newval input.
        (atomic_exchangesi_hard, atomic_exchange<mode>_hard,
        atomic_exchange<mode>_soft_gusa, atomic_exchange<mode>_soft_tcb,
        atomic_exchange<mode>_soft_imask): Use arith_reg_dest and
        arith_reg_operand instead of register_operand.
        (atomic_arith_operand_1, atomic_logical_operand_1): New predicates.
        fetchop_predicate_1, fetchop_constraint_1_llcs,
        fetchop_constraint_1_gusa, fetchop_constraint_1_tcb,
        fetchop_constraint_1_imask): New code iterator attributes.
        (atomic_fetch_<fetchop_name><mode>): Use arith_reg_dest instead of
        register_operand.  Use fetchop_predicate_1.
        (atomic_fetch_<fetchop_name>si_hard,
        atomic_fetch_<fetchop_name><mode>_hard): Use arith_reg_dest instead of
        register_operand.  Use fetchop_predicate_1, fetchop_constraint_1_llcs.
        (atomic_fetch_<fetchop_name><mode>_soft_gusa): Use arith_reg_dest
        and arith_reg_operand instead of register_operand.  Use
        fetchop_predicate_1, fetchop_constraint_1_gusa.
        (atomic_fetch_<fetchop_name><mode>_soft_tcb): Use arith_reg_dest
        and arith_reg_operand instead of register_operand.  Use
        fetchop_predicate_1, fetchop_constraint_1_tcb.  Adjust asm sequence
        to allow R0 usage.
        (atomic_fetch_<fetchop_name><mode>_soft_imask): Use arith_reg_dest
        and arith_reg_operand instead of register_operand.  Use
        fetchop_predicate_1, fetchop_constraint_1_imask.  Adjust asm sequence
        to allow R0 usage.
        (atomic_fetch_nand<mode>): Use arith_reg_dest instead of
        register_operand.  Use atomic_logical_operand_1.
        (atomic_fetch_nandsi_hard, atomic_fetch_nand<mode>_hard,
        atomic_fetch_nand<mode>_soft_gusa): Use arith_reg_dest and
        arith_reg_operand instead of register_operand.
        (atomic_fetch_nand<mode>_soft_tcb, atomic_fetch_nand<mode>_soft_imask):
        Use arith_reg_dest and arith_reg_operand instead of register_operand.
        Use logical_operand and rK08.  Adjust asm sequence to allow R0 usage.
        (atomic_<fetchop_name>_fetch<mode>): Use arith_reg_dest instead of
        register_operand.  Use fetchop_predicate_1.
        (atomic_<fetchop_name>_fetchsi_hard,
        atomic_<fetchop_name>_fetch<mode>_hard): Use arith_reg_dest and
        arith_reg_operand instead of register_operand.  Use fetchop_predicate_1,
        fetchop_constraint_1_llcs.
        (atomic_<fetchop_name>_fetch<mode>_soft_gusa): Use arith_reg_dest and
        arith_reg_operand instead of register_operand.  Use fetchop_predicate_1,
        fetchop_constraint_1_gusa.
        (atomic_<fetchop_name>_fetch<mode>_soft_tcb): Use arith_reg_dest and
        arith_reg_operand instead of register_operand.  Use fetchop_predicate_1,
        fetchop_constraint_1_tcb.  Adjust asm sequence to allow R0 usage.
        (atomic_<fetchop_name>_fetch<mode>_soft_imask): Use arith_reg_dest and
        arith_reg_operand instead of register_operand.  Use fetchop_predicate_1,
        fetchop_constraint_1_imask.  Adjust asm sequence to allow R0 usage.
        (atomic_nand_fetch<mode>): Use arith_reg_dest instead of
        register_operand.  Use atomic_logical_operand_1.
        (atomic_nand_fetchsi_hard, atomic_nand_fetch<mode>_hard,
        atomic_nand_fetch<mode>_soft_gusa): Use arith_reg_dest and
        arith_reg_operand instead of register_operand.
        (atomic_nand_fetch<mode>_soft_tcb): Use arith_reg_dest and
        arith_reg_operand instead of register_operand.  Use logical_operand
        and K08.  Adjust asm sequence to allow R0 usage.
        (atomic_nand_fetch<mode>_soft_imask): Use arith_reg_dest and
        arith_reg_operand instead of register_operand.  Use logical_operand
        and K08.

2015-01-28  Jakub Jelinek  <jakub@redhat.com>

        PR other/63504
        * dwarf2out.c (add_AT_wide, mem_loc_descriptor, loc_descriptor):
        Use ggc_alloc<wide_int> instead of ggc_cleared_alloc<wide_int>.
        (attr_checksum, attr_checksum_ordered, hash_loc_operands): Checksum
        only get_full_len HOST_WIDE_INTs from get_val () array rather than
        all bits in *val_wide.

2015-01-28  Jan Hubicka  <hubicka@ucw.cz>

        * varpool.c (tls_model_names): Fix names.
        (varpool_node::dump): Dump tls- prefix for tls models.

2015-01-28  Thomas Schwinge  <thomas@codesourcery.com>
            Bernd Schmidt  <bernds@codesourcery.com>
            Nathan Sidwell  <nathan@codesourcery.com>

        * config/nvptx/mkoffload.c: New file.
        * config/nvptx/t-nvptx: Add build rules for it.
        * config.gcc <nvptx-*> [$enable_as_accelerator = yes]
        (extra_programs): Add mkoffload.
        * config/nvptx/nvptx.c (nvptx_record_offload_symbol): New
        function.
        (TARGET_RECORD_OFFLOAD_SYMBOL): Define macro to use it.

2015-01-28  Yuri Rumyantsev  <ysrumyan@gmail.com>

        PR middle-end/64809
        * cfgexpand.c (reorder_operands): Skip debug gimples.

2015-01-28  Ilya Enkovich  <ilya.enkovich@intel.com>

        PR tree-optimization/64277
        * tree-ssa-loop-niter.c (record_nonwrapping_iv): Use base
        range info when possible to refine estimation.

2015-01-28  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        PR tree-optimization/64718
        * tree-ssa-math-opts.c (pass_optimize_bswap::execute): Make bswap_type
        be a 16bit unsigned integer when n->range is 16.
        (bswap_replace): Convert src to that type if necessary for all bswap
        sizes.  Fix rotation right notation in nearby comment.  Use bswap_type
        set in pass_optimize_bswap::execute ().

2015-01-28  James Greenhalgh  <james.greenhalgh@arm.com>

        * config/aarch64/aarch64-simd.md (aarch64_abs<mode>): New.
        * config/aarch64/aarch64-simd-builtins.def (abs): Split by
        integer and floating point variants.
        * config/aarch64/iterators.md (unspec): Add UNSPEC_ABS.

2015-01-28  Robert Suchanek  <robert.suchanek@imgtec.com>

        * config/mips/mips.c (mips_hard_regno_mode_ok_p): Prohibit accumulators
        for all vector modes.

2015-01-28  Jakub Jelinek  <jakub@redhat.com>

        PR bootstrap/64612
        * doc/sourcebuild.texi (comdat_group): Document.

2015-01-28  Terry Guo  <terry.guo@arm.com>

        * config/arm/thumb1.md (*thumb1_movpc_insn): New insn pattern.

2015-01-27  David Malcolm  <dmalcolm@redhat.com>

        * toplev.c (print_version): Add param "show_global_state", and
        only print GGC and plugin information if it is true.
        (init_asm_output): Pass in "true" for the new param when calling
        print_version.
        (process_options): Likewise.
        (toplev::main): Likewise.
        * toplev.h (print_version): Add new param to decl.

2015-01-27  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/60871
        PR ipa/64139
        * tree.c (lookup_binfo_at_offset): New function.
        (get_binfo_at_offset): Use it.

2015-01-27  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64282
        * gimple-fold.c (gimple_get_virt_method_for_vtable): Remove assert
        on vtable being vtable.

2015-01-27  Dominik Vogt  <vogt@linux.vnet.ibm.com>

        * doc/extend.texi: s/390: Update documentation of hotpatch attribute.
        * doc/invoke.texi (-mhotpatch): s/390: Update documentation of
        -mhotpatch= option.
        * config/s390/s390.opt (mhotpatch): s/390: Remove -mhotpatch and
        -mno-hotpatch options.  Change syntax of -mhotpatch= option.
        * config/s390/s390.c (s390_hotpatch_trampoline_halfwords_default):
        Renamed.
        (s390_hotpatch_trampoline_halfwords_max): Renamed.
        (s390_hotpatch_hw_max): New name.
        (s390_hotpatch_trampoline_halfwords): Renamed.
        (s390_hotpatch_hw_before_label): New name.
        (get_hotpatch_attribute): Removed.
        (s390_hotpatch_hw_after_label): New name.
        (s390_handle_hotpatch_attribute): Add second parameter to hotpatch
        attribute.
        (s390_attribute_table): Ditto.
        (s390_function_num_hotpatch_trampoline_halfwords): Renamed.
        (s390_function_num_hotpatch_hw): New name.
        Remove special handling of inline functions and hotpatching.
        Return number of nops before and after the function label.
        (s390_can_inline_p): Removed.
        (s390_asm_output_function_label): Emit a configurable number of nops
        after the function label.
        (s390_option_override): Update -mhotpatch= syntax and remove -mhotpatch.
        (TARGET_CAN_INLINE_P) Removed.
        (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): New.

2015-01-27  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
            Jiong Wang  <jiong.wang@arm.com>

        * config/aarch64/aarch64.md (tb<optab><mode>1): Clobber CC reg instead
        of scratch reg.
        (cb<optab><mode>1): Likewise.
        * config/aarch64/iterators.md (bcond): New define_code_attr.

2015-01-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/s390.c (s390_memory_move_cost): Increase costs for
        memory accesses.

2015-01-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/s390.c (s390_register_move_cost): Increase costs for
        FPR->GPR moves.

2015-01-27  Richard Biener  <rguenther@suse.de>

        * tree-vrp.c (update_value_range): Intersect the range with
        old recorded SSA name range information.

2015-01-27  Nick Clifton  <nickc@redhat.com>

        * config/rl78/rl78.c (rl78_expand_prologue): In G10 mode push the
        BC, DE and HL registers directly, not via AX.
        When decrementing the stack pointer by a large amount, transfer SP
        into AX and perform the subtraction there.
        (rl78_expand_epilogue): Perform the inverse of the above
        enhancements.

2015-01-27  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Remove.

2015-01-27  Jakub Jelinek  <jakub@redhat.com>
            Yury Gribov  <y.gribov@samsung.com>

        PR ubsan/64741
        * ubsan.c (ubsan_source_location): Refactor code.
        (ubsan_type_descriptor): Update type size. Refactor code.

2015-01-27  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/56273
        PR tree-optimization/59124
        PR tree-optimization/64277
        * tree-vrp.c (vrp_finalize): Emit array-bound warnings only
        from the first VRP pass.

2015-01-27  Jakub Jelinek  <jakub@redhat.com>

        PR ipa/64776
        * cgraphunit.c (cgraph_node::expand_thunk): If not this_adjusting,
        handle the first argument in the same loop as all the other arguments.

        PR rtl-optimization/61058
        * jump.c (cleanup_barriers): Update basic block boundaries
        if BLOCK_FOR_INSN is non-NULL on PREV.

2015-01-27  Ilya Enkovich  <ilya.enkovich@intel.com>

        * tree-chkp.c (chkp_call_returns_bounds_p): Fix handling of
        bounds narrowing, already instrumented calls and calls to
        not instrumentable functions.

2015-01-27  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/64807
        * wide-int.cc (wi::divmod_internal): Clear
        b_dividend[dividend_blocks_needed].

2015-01-26  DJ Delorie  <dj@redhat.com>

        * config/rl78/rl78.c (move_elim_pass): Don't optimize away
        volatile memory references.

2015-01-26  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/49263
        * config/sh/sh.c (sh_split_treg_set_expr): Invoke emit_insn before
        remove_insn.
        * config/sh/sh.md (tstsi_t): Don't try to optimize constant with right
        shifts if it already fits into K08.

2015-01-26  Jakub Jelinek  <jakub@redhat.com>

        PR ipa/64730
        * ipa-inline.c (inline_small_functions): Print "unknown" even
        if edge->call_stmt is non-NULL, but has builtins or unknown
        location.

        PR middle-end/64421
        * omp-low.c (simd_clone_mangle): If DECL_ASSEMBLER_NAME starts
        with asterisk, skip the first character.

2015-01-26  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/64806
        * config/i386/i386 (feature_priority): Revert the last P_POPCNT
        order change.

2015-01-26  Uros Bizjak  <ubizjak@gmail.com>

        PR target/64795
        * config/i386/i386.md (*movdi_internal): Also check operand 0
        to determine TYPE_LEA operand.
        (*movsi_internal): Ditto.

2015-01-26  Jakub Jelinek  <jakub@redhat.com>

        * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add
        OPTION_MASK_QUAD_MEMORY_ATOMIC.

2015-01-26  Renlin Li  <renlin.li@arm.com>

        * config/aarch64/aarch64.c (aarch64_load_symref_appropriately): Correct
        the comment.
        * config/aarch64/aarch64.md (tlsle_small_<mode>): Add left shift 12-bit
        for higher part.

2015-01-26  Richard Biener  <rguenther@suse.de>

        PR middle-end/64764
        * tree-ssa-uninit.c (is_pred_expr_subset_of): Handle
        combining two BIT_AND_EXPR predicates.

2015-01-26  H.J. Lu  <hongjiu.lu@intel.com>

        PR bootstrap/64754
        * tree-ssa-structalias.c (new_var_info): Initialize ruid.

2015-01-26  Terry Guo  <terry.guo@arm.com>

        * config/arm/arm.c (arm_file_start): Update the assignment of
        Tag_ABI_HardFP_use.

2015-01-25  James Greenhalgh  <james.greenhalgh@arm.com>

        * config/arm/arm-cores.def (cortex-a57): Use the new Cortex-A57
        pipeline model.
        config/arm/arm.md: Include the new Cortex-A57 model.
        (generic_sched): Don't use generic_sched when tuning for
        Cortex-A57.

2015-01-25  Allan Sandfeld Jensen  <sandfeld@kde.org>
            Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.c (get_builtin_code_for_version): Add
        support for BMI and BMI2 multiversion functions.

2015-01-25  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

        * emit-rtl.h (store_bit_field): Move prototype to expmed.h.
        (extract_bit_field): Likewise.
        (extract_low_bits): Likewise.
        (expand_mult): Likewise.
        (expand_mult_highpart_adjust): Likewise.

2015-01-24  H.J. Lu  <hongjiu.lu@intel.com>

        * config/i386/driver-i386.c (host_detect_local_cpu): Check new
        Silvermont, Haswell, Broadwell and Knights Landing model numbers.
        * config/i386/i386.c (processor_model): Add
        M_INTEL_COREI7_BROADWELL.
        (arch_names_table): Add "broadwell".

2015-01-24  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/49263
        PR target/53987
        PR target/64345
        PR target/59533
        PR target/52933
        PR target/54236
        PR target/51244
        * config/sh/sh-protos.h
        (sh_extending_set_of_reg::can_use_as_unextended_reg,
        sh_extending_set_of_reg::use_as_unextended_reg,
        sh_is_nott_insn, sh_movt_set_dest, sh_movrt_set_dest, sh_is_movt_insn,
        sh_is_movrt_insn, sh_insn_operands_modified_between_p,
        sh_reg_dead_or_unused_after_insn, sh_in_recog_treg_set_expr,
        sh_recog_treg_set_expr, sh_split_treg_set_expr): New functions.
        (sh_treg_insns): New class.
        * config/sh/sh.c (TARGET_LEGITIMATE_COMBINED_INSN): Define target hook.
        (scope_counter): New class.
        (sh_legitimate_combined_insn, sh_is_nott_insn, sh_movt_set_dest,
        sh_movrt_set_dest, sh_reg_dead_or_unused_after_insn,
        sh_extending_set_of_reg::can_use_as_unextended_reg,
        sh_extending_set_of_reg::use_as_unextended_reg, sh_recog_treg_set_expr,
        sh_in_recog_treg_set_expr, sh_try_split_insn_simple,
        sh_split_treg_set_expr): New functions.
        (addsubcosts): Handle treg_set_expr.
        (sh_rtx_costs): Handle IF_THEN_ELSE and ZERO_EXTRACT.
        (sh_rtx_costs): Use arith_reg_operand in SIGN_EXTEND and ZERO_EXTEND.
        (sh_rtx_costs): Handle additional bit test patterns in EQ and AND cases.
        (sh_insn_operands_modified_between_p): Make non-static.
        * config/sh/predicates.md (zero_extend_movu_operand): Allow
        simple_mem_operand in addition to displacement_mem_operand.
        (zero_extend_operand): Don't allow zero_extend_movu_operand.
        (treg_set_expr, treg_set_expr_not_const01,
        arith_reg_or_treg_set_expr): New predicates.
        * config/sh/sh.md (tstsi_t): Use arith_reg_operand and
        arith_or_int_operand instead of logical_operand.  Convert to
        insn_and_split.  Try to optimize constant operand in splitter.
        (tsthi_t, tstqi_t): Fold into *tst<mode>_t.  Convert to insn_and_split.
        (*tstqi_t_zero): Delete.
        (*tst<mode>_t_subregs): Add !sh_in_recog_treg_set_expr split condition.
        (tstsi_t_and_not): Delete.
        (tst<mode>_t_zero_extract_eq): Rename to *tst<mode>_t_zero_extract.
        Convert to insn_and_split.
        (unnamed split, tstsi_t_zero_extract_xor,
        tstsi_t_zero_extract_subreg_xor_little,
        tstsi_t_zero_extract_subreg_xor_big): Delete.
        (*tstsi_t_shift_mask): New insn_and_split.
        (cmpeqsi_t, cmpgesi_t): Add new split for const_int 0 operands and try
        to recombine with surrounding insns when splitting.
        (*negtstsi): Add !sh_in_recog_treg_set_expr condition.
        (cmp_div0s_0, cmp_div0s_1, *cmp_div0s_0, *cmp_div0s_1): Rewrite as ...
        (cmp_div0s, *cmp_div0s_1, *cmp_div0s_2, *cmp_div0s_3, *cmp_div0s_4,
        *cmp_div0s_5, *cmp_div0s_6): ... these new insn_and_split patterns.
        (*cbranch_div0s: Delete.
        (*addc): Convert to insn_and_split.  Use treg_set_expr as 3rd operand.
        Try to recombine with surrounding insns when splitting.  Add operand
        order variants.
        (*addc_t_r, *addc_r_t): Use treg_set_expr_not_const01.
        (*addc_r_r_1, *addc_r_lsb, *addc_r_r_lsb, *addc_r_lsb_r, *addc_r_msb,
        *addc_r_r_msb, *addc_2r_msb): Delete.
        (*addc_2r_lsb): Rename to *addc_2r_t.  Use treg_set_expr.  Add operand
        order variant.
        (*addc_negreg_t): New insn_and_split.
        (*subc): Convert to insn_and_split.  Use treg_set_expr as 3rd operand.
        Try to recombine with surrounding insns when splitting.
        Add operand order variants.
        (*subc_negt_reg, *subc_negreg_t, *reg_lsb_t, *reg_msb_t): New
        insn_and_split patterns.
        (*rotcr): Use arith_reg_or_treg_set_expr.  Try to recombine with
        surrounding insns when splitting.
        (unnamed rotcr split): Use arith_reg_or_treg_set_expr.
        (*rotcl): Likewise.  Add zero_extract variant.
        (*ashrsi2_31): New insn_and_split.
        (*negc): Convert to insn_and_split.  Use treg_set_expr.
        (*zero_extend<mode>si2_disp_mem): Update comment.
        (movrt_negc, *movrt_negc, nott): Add !sh_in_recog_treg_set_expr split
        condition.
        (*mov_t_msb_neg, mov_neg_si_t): Use treg_set_expr.  Try to recombine
        with surrounding insns when splitting.
        (any_treg_expr_to_reg): New insn_and_split.
        (*neg_zero_extract_0, *neg_zero_extract_1, *neg_zero_extract_2,
        *neg_zero_extract_3, *neg_zero_extract_4, *neg_zero_extract_5,
        *neg_zero_extract_6, *zero_extract_0, *zero_extract_1,
        *zero_extract_2): New single bit zero extract patterns.
        (bld_reg, *bld_regqi): Fold into bld<mode>_reg.
        (*get_thread_pointersi, store_gbr, *mov<mode>_gbr_load,
        *mov<mode>_gbr_load, *mov<mode>_gbr_load, *mov<mode>_gbr_load,
        *movdi_gbr_load): Use arith_reg_dest instead of register_operand for
        set destination.
        (set_thread_pointersi, load_gbr): Use arith_reg_operand instead of
        register_operand for set source.

2015-01-23  Jan Hubicka  <hubicka@ucw.cz>

        * i386.opt (prefetch_sse): New targetsave.
        * i386.c (ix86_function_specific_save): Save prefetch_sse.
        (ix86_function_specific_restore): Restore prefetch_sse and initialize
        ix86_cost/ix86_tune_cost.

2015-01-23  David Malcolm  <dmalcolm@redhat.com>

        * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
        Support the JIT by using 0 as the language type.

2015-01-23  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/64317
        * lra-lives.c (make_hard_regno_born): Add parameter.  Don't make
        REAL_PIC_OFFSET_TABLE_REGNUM conflicting with pic offset pseudo.
        (mark_regno_live, process_bb_lives): Pass new parameter value to
        make_hard_regno_born.

2015-01-23  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/63637
        PR rtl-optimization/60663
        * cse.c (merge_equiv_classes): Set new_elt->cost to MAX_COST
        if elt->cost is MAX_COST for ASM_OPERANDS.
        (find_sets_in_insn): Fix up comment typo.
        (cse_insn): Don't set src_volatile for all non-volatile
        ASM_OPERANDS in PARALLELs, but just those with multiple outputs
        or with "memory" clobber.  Set elt->cost to MAX_COST
        for ASM_OPERANDS in PARALLEL.  Set src_elt->cost to MAX_COST
        if new_src is ASM_OPERANDS and elt->cost is MAX_COST.

2015-01-23  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/sse.md (sse2_loadld): Set attribute isa to sse2 for
        alternative 1.

2015-01-23  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/gnu-user.h (CRT_GET_RFIB_DATA): Move definition to
        libgcc/config/i386/elf-lib.h.

2015-01-23  Jakub Jelinek  <jakub@redhat.com>

        PR driver/64737
        * gcc.c (print_configuration): Don't print a blank line at the end
        here...
        (run_attempt): ... but here unstead.

        PR middle-end/64734
        * omp-low.c (scan_sharing_clauses): Don't ignore
        OMP_CLAUSE_MAP_ZERO_BIAS_ARRAY_SECTION GOMP_MAP_POINTER clauses
        on target data/update constructs.

2015-01-23  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR target/50928
        * config/m32c/m32c.c (encode_pattern_1): Removed gcc_unreachable here.
        (DEBUG_RELOAD): Removed define.
        (m32c_limit_reload_class): Enable traces with if DEBUG0.
        (m32c_function_arg): Added a type cast.
        (m32c_legitimize_reload_address): Push A_REGS reload with PSImode.
        * config/m32c/addsub.md (addsi3_1): Specify the mode of all arguments.
        * config/m32c/bitops.md (andqi3_16): Likewise.
        * config/m32c/mov.md (m32c_immd_dbl_mov): Likewise.
        (push_a01_l): Likewise.

2015-01-23  David Malcolm  <dmalcolm@redhat.com>

        PR jit/64721
        * main.c (main): Construct toplev instances with init_signals=true.
        * toplev.c (general_init): Add param "init_signals", and use it to
        conditionalize the calls to signal and host_hooks.extra_signals.
        (toplev::toplev): Add param "init_signals".
        (toplev::main): When invoking general_init, pass m_init_signals
        to control whether signal-handlers are installed.
        * toplev.h (toplev::toplev): Add param "init_signals".
        (toplev::m_init_signals): New field.

2015-01-23  David Malcolm  <dmalcolm@redhat.com>

        PR jit/64722
        * emit-rtl.c (init_emit_regs): Set pic_offset_table_rtx to
        NULL_RTX before testing PIC_OFFSET_TABLE_REGNUM, since the
        latter may be affected by the former (e.g. on i686).

2015-01-23  Martin Liska  <mliska@suse.cz>

        * tree.h (tree_vec_elt_check): Workaround -Wstrict-overflow
        false positive during profiledbootstrap.

2015-01-23  Tom de Vries  <tom@codesourcery.com>

        PR libgomp/64672
        * lto-opts.c (lto_write_options): Output non-explicit conservative
        -fno-openacc.
        * lto-wrapper.c (merge_and_complain): Handle merging -fopenacc.
        (append_compiler_options): Pass -fopenacc through.

2015-01-23  Tom de Vries  <tom@codesourcery.com>

        PR libgomp/64707
        * lto-opts.c (lto_write_options): Output non-explicit conservative
        -fno-openmp.
        * lto-wrapper.c (merge_and_complain): Handle merging -fopenmp.
        (append_compiler_options): Pass -fopenmp through.

2015-01-23  Jakub Jelinek  <jakub@redhat.com>

        PR debug/64511
        * dwarf2out.c (struct dw_loc_descr_node): Add chain_next
        GTY markup.

        * diagnostic-core.h (internal_error_no_backtrace): New prototype.
        * diagnostic.def (DK_ICE_NOBT): New kind.
        * diagnostic.c (diagnostic_action_after_output): Handle DK_ICE_NOBT
        like DK_ICE, but never print backtrace.
        (diagnostic_report_diagnostic): Handle DK_ICE_NOBT like DK_ICE.
        (internal_error_no_backtrace): New function.
        * gcc.c (execute): Use internal_error_no_backtrace instead of
        internal_error.

2015-01-22  Jeff Law  <law@redhat.com>

        PR target/52076
        * config/m68k/m68k.md (xorsi3_internal): Twiddle constraints to
        improve code density for small immediate to memory case.
        (insv): Better handle bitfield assignments when the field is
        being set to all ones.
        * config/m68k/predicates.md (reg_or_pow2_m1_operand): New
        operand predicate.

2015-01-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
            Jakub Jelinek  <jakub@redhat.com>

        * gcc.c (LINK_SSP_SPEC): Handle -fstack-protector-explicit
        for !TARGET_LIBC_PROVIDES_SSP version and
        -fstack-protector-{all,strong,explicit} otherwise.
        * config/freebsd.h (LINK_SSP_SPEC): Handle
        -fstack-protector-{strong,explicit}.

2015-01-22  Jan Hubicka  <hubicka@ucw.cz>
            H.J. Lu  <hongjiu.lu@intel.com>

        PR ipa/64694
        * ipa-inline.c (inline_small_functions): Fix thinko in maintenance of
        heap.

2015-01-22  Wei Mi  <wmi@google.com>

        PR rtl-optimization/64557
        * dse.c (record_store): Call get_addr for mem_addr.
        (check_mem_read_rtx): Likewise.

2015-01-22  Eric Botcazou  <ebotcazou@adacore.com>

        * fold-const.c (const_binop): Add early return for non-tcc_binary.

2015-01-22  Chen Gang  <gang.chen.5i5j@gmail.com>

        * toplev.c (init_local_tick): Process the failure when read
        fails for random_seed.

        * ubsan.c (ubsan_type_descriptor): Use 'pretty_print' for
        'pretty_name' to avoid memory overflow.

2015-01-22  Richard Biener  <rguenther@suse.de>

        PR middle-end/64728
        * tree-ssa-coalesce.c (coalesce_partitions): Do not perform
        abnormal coalescing on undefined SSA names.

2015-22-01  Uros Bizjak  <ubizjak@gmail.com>

        PR target/64688
        PR target/64477
        * config/i386/sse.md (vec_set<mode>_0): Use (Yi/r/C) constraints
        for alternative 3.
        (*vec_dup<mode>): Use (Yi/$r) constraints for alternative 1.

2015-01-22  Trevor Saunders  <tsaunders@mozilla.com>

        PR middle-end/63325
        * fold-const.c (fold_checksum_tree): Don't include value of
        expr->decl_with_vis.symtab_node in the checksum.

2015-01-22  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/s390.md (atomic code attribute): Fix typo "ior" ->
        "or".

2015-01-22  Max Ostapenko  <m.ostapenko@partner.samsung.com>

        PR driver/64690
        * gcc.c (insert_comments): New function.
        (try_generate_repro): Call it.
        (append_text): Removed.

2015-01-22  Richard Biener  <rguenther@suse.de>

        * ipa-inline.c (can_inline_edge_p): Disable inlining of edges
        with IL incompatible options.  Properly honor user optimize
        attributes.

2015-01-21  Segher Boessenkool  <segher@kernel.crashing.org>

        PR rtl-optimization/64682
        * combine.c (distribute_notes): When moving a death note for
        a register that is set in the new I2, make sure to put it
        before that new I2.

2015-01-21  David Edelsohn  <dje.gcc@gmail.com>

        * config/rs6000/rs6000.c (rs6000_file_start): Use rs6000_isa_flags
        not TARGET_DEFAULT.

2015-01-21  Jakub Jelinek  <jakub@redhat.com>

        PR debug/64511
        * simplify-rtx.c (simplify_relational_operation_1): Don't try to
        optimize (eq/ne (and (side_effects) (const_int 0)) (const_int 0))
        into (eq/ne (and (not (side_effects)) (const_int 0)) (const_int 0)).

        PR sanitizer/64706
        * doc/invoke.texi (-fsanitize=vptr): Document.

        PR rtl-optimization/62078
        * dse.c: Include cfgcleanup.h.
        (rest_of_handle_dse): For -fnon-call-exceptions, if DSE removed
        anything call purge_all_dead_edges and cleanup_cfg at the end
        of the pass.

2015-01-21  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-utils.c (ipa_merge_profiles): Avoid ICE on mismatch in indirect
        edges.

2015-01-21  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * gimplify.c (gimplify_function_tree): Check the no_sanitize_thread
        decl attribute.

2015-01-21  David Sherwood  <david.sherwood@arm.com>
            Tejas Belagod <Tejas.Belagod@arm.com>

        * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Removed.
        * config/aarch64/aarch64.c (aarch64_cannot_change_mode_class): Removed.
        * config/aarch64/aarch64-protos.h (aarch64_cannot_change_mode_class):
        Removed.

2015-01-21  David Sherwood  <david.sherwood@arm.com>
            Tejas Belagod <Tejas.Belagod@arm.com>

        * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_rglist)
        (aarch64_reverse_mask): New decls.
        * config/aarch64/iterators.md (UNSPEC_REV_REGLIST): New enum.
        (insn_count): New mode_attr.
        * config/aarch64/aarch64-simd.md (vec_store_lanesoi, vec_store_lanesci)
        (vec_store_lanesxi, vec_load_lanesoi, vec_load_lanesci)
        (vec_load_lanesxi): Made ABI compliant for Big Endian targets.
        (aarch64_rev_reglist, aarch64_simd_ld2, aarch64_simd_ld3)
        (aarch64_simd_ld4, aarch64_simd_st2, aarch64_simd_st3)
        (aarch64_simd_st4): New patterns.
        * config/aarch64/aarch64.c (aarch64_simd_attr_length_rglist)
        (aarch64_reverse_mask): New functions.

2015-01-21  Richard Sandiford  <richard.sandiford@arm.com>

        * config/aarch64/aarch64-protos.h (aarch64_simd_disambiguate_copy):
        Declare.
        * config/aarch64/aarch64.c (aarch64_classify_address): Allow extra
        addressing modes for BE.
        (aarch64_print_operand): Add 'R' specifier.
        (aarch64_simd_disambiguate_copy): Delete.
        (aarch64_simd_emit_reg_reg_move): New function.
        * config/aarch64/aarch64-simd.md: Use aarch64_simd_emit_reg_reg_move
        in define_splits for structural moves.
        (mov<mode>): Use less restrictive predicates.
        (*aarch64_mov<mode>): Simplify and only allow for LE.
        (*aarch64_be_movoi, *aarch64_be_movci, *aarch64_be_movxi): New.

2015-01-21  Alan Hayward  <alan.hayward@arm.com>

        * rtlanal.c (subreg_get_info): Exit early for simple and common cases.

2015-01-21  Richard Henderson  <rth@redhat.com>

        PR target/64669
        * ccmp.c (used_in_cond_stmt_p): Remove.
        (expand_ccmp_expr): Don't use it.

2015-01-21  Nick Clifton  <nickc@redhat.com>

        * config/rl78/rl78.c (rl78_calculate_death_notes): Look inside
        PARALLELs.

2015-01-21  Richard Biener  <rguenther@suse.de>

        PR middle-end/64313
        * tree-core.h (builtin_info, builtin_info_type): Turn from
        an object with two arrays into an array of an object with
        decl and two flags, implicit_p and declared_p.
        * tree.h (builtin_decl_explicit, builtin_decl_implicit,
        set_builtin_decl, set_builtin_decl_implicit_p,
        builtin_decl_explicit_p, builtin_decl_implicit_p): Adjust.
        (set_builtin_decl_declared_p, builtin_decl_declared_p): New functions.
        * builtins.c (builtin_info): Adjust.
        * gimplify.c (gimplify_addr_expr): References to builtins
        that have been declared by the user makes them eligible for
        use by the compiler.  Call set_builtin_decl_implicit_p on them.

2015-01-20  Jeff Law  <law@redhat.com>

        PR target/59946
        * config/m68k/m68k.md (Comparison expanders and patterns): Do not
        allow pc-relative addresses in operand predicates or constraints.

2015-01-21  Bin Cheng  <bin.cheng@arm.com>

        * config/arm/arm.c (arm_cortex_a53_tune, arm_cortex_a57_tune): Prefer
        neon on aarch32 processors for stringops.

2015-01-19  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/63576
        * ipa-utils.c (ipa_merge_profiles): Merge speculative edges.

2015-01-19  Jan Hubicka  <hubicka@ucw.cz>

        PR lto/45375
        * ipa-inline.c: Include lto-streamer.h
        (report_inline_failed_reason): Output source file differences and
        flags on optimization/target node mismatch.
        (can_inline_edge_p): Consider caller to be the outer inline function;
        be less restrictive about matching opimize and optimize_size attributes.
        (inline_account_function_p): Break out from ...
        (inline_small_functions): ... here.
        * ipa-inline-transform.c (clone_inlined_nodes): Use
        inline_account_function_p.
        (inline_call): Use optimize attribution; use inline_account_function_p.
        (inline_transform): Use opt_for_fn.
        * ipa-inline.h (inline_account_function_p): Declare.

2015-01-20  Jakub Jelinek  <jakub@redhat.com>

        PR debug/64663
        * dwarf2out.c (decl_piece_node): Don't put bitsize into
        mode if bitsize <= 0.
        (decl_piece_bitsize, adjust_piece_list, add_var_loc_to_decl,
        dw_sra_loc_expr): Use HOST_WIDE_INT instead of int for bit
        sizes and positions.

2015-01-20  Chung-Lin Tang  <cltang@codesourcery.com>

        * config/nios2/nios2.c (nios2_asm_file_end): Implement
        TARGET_ASM_FILE_END hook for adding .note.GNU-stack section when
        needed.
        (TARGET_ASM_FILE_END): Define.

2015-01-20  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>

        * config/arm/arm-protos.h (enum arm_sched_autopref): New constants.
        (struct tune_params): Use the enum.
        * arm.c (arm_*_tune): Update.
        (arm_option_override): Update.

2015-01-20  Richard Biener  <rguenther@suse.de>

        PR ipa/64684
        * ipa-reference.c (add_static_var): Inline ...
        (analyze_function): ... here after splitting out from ...
        (is_proper_for_analysis): ... this.

2015-01-20  Matthew Wahab  <matthew.wahab@arm.com>

        PR target/64149
        * config/arm/arm.opt: Remove lra option and arm_lra_flag variablesle.
        * config/arm/arm.h (MODE_BASE_REG_CLASS): Remove use of arm_lra_flagag,
        replace the conditional with it's true branch.
        * config/arm/arm.config (TARGET_LRA_P): Set to hook_bool_void_true.
        (arm_lra_p): Remove.

2015-01-20  Eric Botcazou  <ebotcazou@adacore.com>

        * config/visium/visium.h (LIB_SPEC): Adjust in default case.

2015-01-20  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

        * config/tilegx/mul-tables.c: Move symtab.h include after
        coretypes.h include.
        * config/tilepro/mul-tables.c: Add includes hashtab.h, hash-set.h,
        vec.h, machmode.h, tm.h, hard-reg-set.h, input.h, function.h, rtl.h,
        flags.h, statistics.h, double-int.h, real.h, fixed-value.h, alias.h,
        wide-int.h, inchash.h, tree.h, insn-config.h, expmed.h, dojump.h,
        explow.h, calls.h, emit-rtl.h, varasm.h, stmt.h.

2015-01-20  Igor Zamyatin  <igor.zamyatin@intel.com>

        PR bootstrap/64676
        Revert:
        2015-01-19  Igor Zamyatin  <igor.zamyatin@intel.com>

        PR rtl-optimization/64081
        * loop-iv.c (def_pred_latch_p): New function.
        (latch_dominating_def): Allow specific cases with non-single
        definitions.
        (iv_get_reaching_def): Likewise.
        (check_complex_exit_p): New function.
        (check_simple_exit): Use check_complex_exit_p to allow certain cases
        with exits not executing on any iteration.

2015-01-19  Jan Hubicka  <hubicka@ucw.cz>

        PR lto/45375
        * i386.c (ix86_option_override_internal): Use ix86_tune_cost
        to set branch cost.

2015-01-19  Jan Hubicka  <hubicka@ucw.cz>

        PR lto/45375
        * i386.c (gate): Check flag_expensive_optimizations and
        optimize_size.
        (ix86_option_override_internal): Drop optimize_size condition
        on MASK_ACCUMULATE_OUTGOING_ARGS, MASK_VZEROUPPER,
        MASK_AVX256_SPLIT_UNALIGNED_LOAD, MASK_AVX256_SPLIT_UNALIGNED_STORE,
        MASK_PREFER_AVX128.
        (ix86_avx256_split_vector_move_misalign,
        ix86_avx256_split_vector_move_misalign): Check optimize_insn_for_speed.
        * sse.md (all uses of TARGET_PREFER_AVX128): Add
        optimize_insn_for_speed_p check.

2015-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>

        * config/mips/mips.h (FP_ASM_SPEC): New define.
        (ASM_SPEC): Remove floating-point options and use FP_ASM_SPEC
        instead.

2015-01-19  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/53988
        * config/sh/sh-protos.h (sh_find_set_of_reg): Make sure not to return
        nullptr for insn when reaching the first insn.
        * config/sh/sh.c (sh_unspec_insn_p): Rewrite using subrtx_iterator.
        (sh_insn_operands_modified_between_p): Add nullptr check.
        (sh_find_extending_set_of_reg): Fix log message.  Don't accept
        sign extending mem load if the insn contains any UNSPEC or
        UNSPEC_VOLATILE.

2015-01-19  Jan Hubicka  <hubicka@ucw.cz>

        * params.def (inline-unit-growth): Drop to 15%.
        * invoke.texi (inline-unit-growth): Document change.

2015-01-19  Martin Liska  <mliska@suse.cz>

        PR ipa/64668
        * ipa-icf-gimple.c (func_checker::compare_operand): Call proper
        function for second argument of OBJ_TYPE_REF.

2015-01-19  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64218
        * ipa-inline.c (want_inline_function_to_all_callers_p): Fix check
        whether function is an alias.

2015-01-19  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-devirt.c (ipa_devirt): Drop polymorphic call info in hopeless
        cases.

2015-01-19  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/64671
        * lra-remat.c (operand_to_remat): Don't consider jump and call
        insns.

2015-01-19  David Edelsohn  <dje.gcc@gmail.com>

        * config/rs6000/default64.h: Include rs6000-cpus.def.
        (TARGET_DEFAULT) [LITTLE_ENDIAN]: Use ISA 2.7 (POWER8).
        (TARGET_DEFAULT) [BIG_ENDIAN]: Use POWER4.
        * config/rs6000/driver-rs6000.c (detect_processor_aix): Add POWER7
        and POWER8.
        * config/rs6000/linux64.h (PROCESSOR_DEFAULT64): Always default to
        POWER8.
        * config/rs6000/rs6000.c (rs6000_file_start): Emit .machine
        pseudo-op to specify assembler dialect.

2015-01-19  Martin Liska  <mliska@suse.cz>

        PR ipa/64664
        * ipa-icf.c (sem_item_optimizer::filter_removed_items):
        Handle safe potentially removed nodes during filtering.

2015-01-19  Martin Liska  <mliska@suse.cz>

        * doc/extend.texi (no_icf): Add new attribute description.
        * ipa-icf.c (sem_item_optimizer::merge_classes): Handle cases
        where the pass attempts to merge a function with no_icf attribute.

2015-01-19  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        PR target/64532
        * doc/md.texi (ARM Options): Document register constraints.

2015-01-19  Jiong Wang  <jiong.wang@arm.com>
            Andrew Pinski  <apinski@cavium.com>

        PR target/64304
        * config/aarch64/aarch64.md (define_insn "*ashl<mode>3_insn"): Deleted.
        (ashl<mode>3): Don't expand if operands[2] is not constant.

2015-01-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        PR target/64448
        * config/aarch64/aarch64-simd.md (aarch64_simd_bsl<mode>_internal):
        Match xor-and-xor RTL pattern.

2015-01-19  Igor Zamyatin  <igor.zamyatin@intel.com>

        PR rtl-optimization/64081
        * loop-iv.c (def_pred_latch_p): New function.
        (latch_dominating_def): Allow specific cases with non-single
        definitions.
        (iv_get_reaching_def): Likewise.
        (check_complex_exit_p): New function.
        (check_simple_exit): Use check_complex_exit_p to allow certain cases
        with exits not executing on any iteration.

2015-01-19  Jakub Jelinek  <jakub@redhat.com>

        * common.opt (fgraphite): Fix a typo.

2015-01-19  Felix Yang  <felix.yang@huawei.com>

        * config/aarch64/aarch64-simd.md (aarch64_<maxmin_uns>p<mode>): New
        pattern.
        * config/aarch64/aarch64-simd-builtins.def (smaxp, sminp, umaxp,
        uminp, smax_nanp, smin_nanp): New builtins.
        * config/aarch64/arm_neon.h (vpmax_s8, vpmax_s16, vpmax_s32,
        vpmax_u8, vpmax_u16, vpmax_u32, vpmaxq_s8, vpmaxq_s16, vpmaxq_s32,
        vpmaxq_u8, vpmaxq_u16, vpmaxq_u32, vpmax_f32, vpmaxq_f32, vpmaxq_f64,
        vpmaxqd_f64, vpmaxs_f32, vpmaxnm_f32, vpmaxnmq_f32, vpmaxnmq_f64,
        vpmaxnmqd_f64, vpmaxnms_f32, vpmin_s8, vpmin_s16, vpmin_s32, vpmin_u8,
        vpmin_u16, vpmin_u32, vpminq_s8, vpminq_s16, vpminq_s32, vpminq_u8,
        vpminq_u16, vpminq_u32, vpmin_f32, vpminq_f32, vpminq_f64, vpminqd_f64,
        vpmins_f32, vpminnm_f32, vpminnmq_f32, vpminnmq_f64, vpminnmqd_f64,
        vpminnms_f32): Rewrite using builtin functions.

2015-01-19  Thomas Schwinge  <thomas@codesourcery.com>

        PR libgomp/64625
        * omp-low.c (offload_symbol_decl): Remove variable.
        (get_offload_symbol_decl): Remove function.
        (expand_omp_target): For BUILT_IN_GOMP_TARGET,
        BUILT_IN_GOMP_TARGET_DATA, BUILT_IN_GOMP_TARGET_UPDATE pass NULL
        instead of &__OFFLOAD_TABLE__, for BUILT_IN_GOACC_DATA_START,
        BUILT_IN_GOACC_ENTER_EXIT_DATA, BUILT_IN_GOACC_PARALLEL,
        BUILT_IN_GOACC_UPDATE don't pass it at all.

2015-01-19  Ilya Enkovich  <ilya.enkovich@intel.com>

        * tree-sra.c (some_callers_have_mismatched_arguments_p): Allow thunk
        callers.

2015-01-19  Ilya Enkovich  <ilya.enkovich@intel.com>

        * ipa-chkp.c (chkp_produce_thunks): Add early param
        to split thunks production into two passes.  Keep
        'always_inline' function bodies after the first pass.
        (pass_data_ipa_chkp_early_produce_thunks): New.
        (pass_ipa_chkp_early_produce_thunks): New.
        (pass_ipa_chkp_produce_thunks::execute): Adjust to new
        chkp_produce_thunks signature.
        (make_pass_ipa_chkp_early_produce_thunks): New.
        * passes.def (pass_ipa_chkp_early_produce_thunks): New.
        (pass_ipa_chkp_produce_thunks): Move after local optimizations.
        * tree-pass.h (make_pass_ipa_chkp_early_produce_thunks): New.

2015-01-18  Jan Hubicka  <hubicka@ucw.cz>

        * cgraph.c (cgraph_node::dump): Dump profile flags.

2015-01-18  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/64652
        * config/sh/sh.md (udivsi3_i4, divsi3_i4): Make use of sfunc address
        reg appear first in the parallel.

2015-01-18  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-reference.c (set_reference_optimization_summary,
        ipa_reference_get_not_written_global): Do nothing if ipa-reference is
        disabled.
        (ignore_module_statics): New static var.
        (propagate_bits): If ipa-reference is disabled, do not look into local
        properties.
        (analyze_function): Disable analysis when ipa_reference is disabled.
        (generate_summary): Do not dump when reference is disabled;
        collect vars accessed from functions with ipa-reference disabled.
        (get_read_write_all_from_node): When ipa-reference is disabled, use the
        node flags.
        (gate): Enable for LTO.
        (ignore_edge_p): New function.
        (propagate): Skip functions w/o ipa-reference analysis.
        * optc-save-gen.awk: Handle optimize_debug correctly.
        * opth-gen.awk: Likewise.
        * common.opt (fauto-inc-dec, fdelete-dead-exceptions, ffunction-cse,
        fgraphite, fstrict-volatile-bitfields, fira-algorithm, fira-region,
        fira-share-save-slots, fira-share-spill-slots,
        fmodulo-sched-allow-regmoves, fpartial-inlining,
        sched-stalled-insns, fsched-stalled-insns-dep, fstrict-overflow,
        ftracer, ftree-parallelize-loops, fassociative-math,
        freciprocal-math, fvect-cost-model, fsimd-cost-model): Mark as
        Optimization
        (fauto-profile, fcommon, fdata-sections, fipa-icf-variables,
        ftoplevel-reorder, funit-at-a-time, fwhole-program): Do not mark as
        Optimization.
        * ipa-icf.c (gate, sem_item_optimizer::filter_removed_items):
        Fix for IPA.

2015-01-18  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64378
        * ipa-prop.c (try_make_edge_direct_virtual_call): Clear speculative
        flag correctly.
        * ipa-cp.c (ipa_get_indirect_edge_target_1): Handle speculation.

2015-01-18  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-funroll-loops], [-funroll-all-loops]):
        Remove duplicate option listings.

2015-01-18  Felix Yang  <felix.yang@huawei.com>

        * auto-profile.c (afdo_find_equiv_class): Remove unnecessary test.
        (autofdo_source_profile::get_callsite_total_count,
        function_instance::get_function_instance_by_decl,
        string_table::get_index, string_table::get_index_by_decl,
        afdo_vpt_for_early_inline, afdo_callsite_hot_enough_for_early_inline):
        Fix comment typos. Reformatting and minor code rearrangement.

2015-01-17  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000.md (probe_stack): Delete.
        (probe_stack_address): New.

2015-01-17  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use TARGET_32BIT
        to test for 32-bit ABIs, not !TARGET_POWERPC64.

2015-01-17  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000.c (rs6000_parallel_return): New function.
        (rs6000_function_value): Use it.  Handle SCmode and TCmode as well,
        for TARGET_32BIT && TARGET_POWERPC64.  Fix another BITS_PER_WORD
        snafu.
        (rs6000_libcall_value): Use the new function.

2015-01-17  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi ([-ftracer]): Remove duplicate option listing.

2015-01-17  Eric Botcazou  <ebotcazou@adacore.com>

        * reorg.c (fill_simple_delay_slots): If TARGET_FLAGS_REGNUM is valid,
        implement a more precise life analysis for it during backward scan.

2015-01-17  Jan Kratochvil  <jan.kratochvil@redhat.com>

        * dwarf2out.c (gen_producer_string): Ignore also OPT_fpreprocessed.

2015-01-17  Bernd Schmidt  <bernds@codesourcery.com>

        PR rtl-optimization/52773
        * calls.c (emit_library_call_value): When pushing arguments use
        stack_pointer_rtx rather than virtual_outgoing_args_rtx in
        CALL_INSN_FUNCTION_USAGE.  Only emit one of use of the magic
        stack pointer reference into CALL_INSN_FUNCTION_USAGE.

2015-01-17  Jeff Law  <law@redhat.com>

        PR rtl-optimization/32790
        * reginfo.c (reg_scan_mark_refs): Look for ZERO_EXTRACT,
        not ZERO_EXTEND in SET_DESTs.

2015-01-17  Alan Modra  <amodra@gmail.com>

        * cprop.c (do_local_cprop): Revert last change.

2015-01-16  DJ Delorie  <dj@redhat.com>
            Nick Clifton  <nickc@redhat.com>

        * config/rl78/rl78-real.md (addqi3_real): Allow volatiles.
        (addhi3_real): Likewise.  Fix [HL+0] syntax.
        (subqi3_real): Likewise.
        (subhi3_real): Likewise.
        (cbranchqi4_real): Likewise.  Allow saddr,#imm.
        (cbranchhi4_real): Likewise.
        (cbranchhi4_real_inverted): Likewise.
        (cbranchsi4_real_lt): Likewise.
        (cbranchsi4_real_ge): Likewise.
        (cbranchsi4_real_ge): Likewise.
        * config/rl78/rl78-virt.md (add<mode>3_virt): Likewise.
        (sub<mode>3_virt): Likewise.
        (cbranchqi4_virt): Likewise.
        (cbranchhi4_virt): Likewise.
        * config/rl78/rl78.c (rl78_print_operand_1): 'p' modifier means
        always use '[reg+imm]' even when imm is zero.
        * config/rl78/predicates.md (rl78_volatile_memory_operand): New.
        (rl78_general_operand): New.
        (rl78_nonimmediate_operand): New.
        (rl78_nonfar_operand): Use them.
        (rl78_nonfar_nonimm_operand): Likewise.
        (rl78_stack_based_mem): Fix.
        * config/rl78/constraints.md (Ibqi): New.
        (IBqi): New.
        (Wsa): New.
        (Wsf): New.
        (Cs1): Fix.
        * config/rl78/rl78-expand.md (andqi3): Accept volatiles.
        (iorqi3): Likewise.
        (xorqi3): Likewise.
        * config/rl78/rl78-protos.h (rl78_sfr_p): New.

        * config/rl78/constrains (Qs8): New constraint.
        * config/rl78/rl78.c (rl78_flags_already_set): New function.
        * config/rl78/rl78-protos.h (rl78_flags_already_set): New prototype.
        * config/rl78/rl78-real.md (update_Z): New attribute.
        Update patterns to set it.
        (cbranchqi4_real): Call rl78_flags_already_set() to determine if a
        shorter compare and branch sequence can be used.
        (cbranchhi4_real): Likewise.
        (cbranchhi4_real_inverted): Likewise.

        * config/rl78/predicates.md (uword_operand): Allow symbol_refs.
        * config/rl78/rl78-c.c (rl78_register_pragmas): Register __near
        address space.
        * config/rl78/rl78.c (rl78_get_name_encoding): New.
        (rl78_option_override): Allow -mes0 only if C.
        (characterize_address): Support subregs of symbol_refs.
        (rl78_addr_space_address_mode): Move.  Add __near.
        (rl78_far_p): Likewise.
        (rl78_addr_space_pointer_mode): Likewise.
        (rl78_as_legitimate_address): Likewise.
        (rl78_addr_space_subset_p): Likewise.
        (rl78_addr_space_convert): Likewise.
        (rl78_print_operand_1): Support 16-bit addressing of 32-bit
        symbols with -mes0.
        (transcode_memory_rtx): Don't copy ES if -mes0.  Allow symbol[BC]
        addressing.
        (rl78_alloc_physical_registers_op1): Change logic to prefer
        symbol[BC] addressing.
        (frodata_section): New.
        (rl78_asm_init_sections): Initialize it.
        (rl78_select_section): Put __far readonly symbols in .frodata.
        (rl78_make_type_far): New.
        (rl78_insert_attributes): Force all readonly symbols to be
        __far when -mes0.
        (rl78_asm_out_integer): New.
        * config/rl78/rl78.h (ADDR_SPACE_NEAR): New.
        * config/rl78/rl78.opt (-mes0): New.

        * config/rl78/rl78.h (ASM_OUTPUT_LABELREF): New.
        (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
        (ASM_OUTPUT_ALIGNED_DECL_LOCAL): New.
        * config/rl78/rl78-protos.h (rl78_output_labelref): New.
        (rl78_saddr_p): New.
        (rl78_output_aligned_common): New.
        * config/rl78/rl78.c (rl78_output_symbol_ref): Strip encodings.
        (rl78_handle_saddr_attribute): New.
        (rl78_handle_naked_attribute): New.
        (rl78_attribute_table): Add saddr.
        (rl78_print_operand_1): Don't print '!' on saddr operands.
        (rl78_print_operand_1): Strip encodings.
        (rl78_sfr_p): New.
        (rl78_strip_name_encoding): New.
        (rl78_attrlist_to_encoding): New.
        (rl78_encode_section_info): New.
        (rl78_asm_init_sections): New.
        (rl78_select_section): New.
        (rl78_output_labelref): New.
        (rl78_output_aligned_common): New.
        (rl78_asm_out_integer): New.
        (rl78_asm_ctor_dtor): New.
        (rl78_asm_constructor): New.
        (rl78_asm_destructor): New.

        * config/rl78/rl78-real.md (movqi_es): Rename to movqi_to_es.
        * config/rl78/rl78.c (rl78_expand_epilogue): Update.
        (transcode_memory_rtx): Update.
        (rl78_expand_epilogue): Use A_REG instead of 0.

2015-01-17  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>

        * config/arm/arm-protos.h (struct tune_params): New field
        sched_autopref_queue_depth.
        * config/arm/arm.c (sched-int.h): Include header.
        (arm_first_cycle_multipass_dfa_lookahead_guard,)
        (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD): Define hook.
        (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_xgene1_tune,)
        (arm_cortex_a5_tune, arm_cortex_a9_tune, arm_cortex_a12_tune,)
        (arm_v7m_tune, arm_cortex_m7_tune, arm_v6m_tune, arm_fa726te_tune):
        Specify sched_autopref_queue_depth value.  Enabled for A15 and A57.
        * config/arm/t-arm (arm.o): Update.
        * haifa-sched.c (update_insn_after_change): Update.
        (rank_for_schedule): Use auto-prefetcher model, if requested.
        (autopref_multipass_init): New static function.
        (autopref_rank_for_schedule): New rank_for_schedule heuristic.
        (autopref_multipass_dfa_lookahead_guard_started_dump_p): New static
        variable for debug dumps.
        (autopref_multipass_dfa_lookahead_guard_1): New static helper function.
        (autopref_multipass_dfa_lookahead_guard): New global function that
        implements TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD_GUARD hook.
        (init_h_i_d): Update.
        * params.def (PARAM_SCHED_AUTOPREF_QUEUE_DEPTH): New tuning knob.
        * sched-int.h (enum autopref_multipass_data_status): New const enum.
        (autopref_multipass_data_): Structure for auto-prefetcher data.
        (autopref_multipass_data_def, autopref_multipass_data_t): New typedefs.
        (struct _haifa_insn_data:autopref_multipass_data): New field.
        (INSN_AUTOPREF_MULTIPASS_DATA): New access macro.
        (autopref_multipass_dfa_lookahead_guard): Declare.

2015-01-17  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>

        * rtlanal.c (get_base_term): Handle SCRATCH.

2015-01-17  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>

        * config/aarch64/aarch64.c
        (aarch64_sched_first_cycle_multipass_dfa_lookahead): Implement hook.
        (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
        * config/arm/arm.c
        (arm_first_cycle_multipass_dfa_lookahead): Implement hook.
        (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.

2015-01-17  Alan Modra  <amodra@gmail.com>

        * cprop.c (do_local_cprop): Disallow replacement of fixed
        hard registers.

2015-01-16  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        PR target/62066
        * config/arm/arm-builtins.c (arm_expand_neon_args): Call va_end before
        early return 0.

2015-01-16  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * sanitizer.def (BUILT_IN_TSAN_VPTR_UPDATE): Fixed parameters.
        * tsan.c (instrument_expr): Fixed parameters of __tsan_vptr_update.

2015-01-16  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/arm.md: Move comment about splitting Thumb1 patterns to...
        * config/arm/thumb1.md: ... Here.

2015-01-16  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Disallow
        TImode for TARGET_32BIT.

2015-01-16  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000.c (TARGET_LIBGCC_CMP_RETURN_MODE,
        TARGET_LIBGCC_SHIFT_COUNT_MODE, TARGET_UNWIND_WORD_MODE): Implement
        as ...
        (rs6000_abi_word_mode): New function.

2015-01-16  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000.c (rs6000_va_start): Use MIN_UNITS_PER_WORD
        instead of UNITS_PER_WORD to describe the size of stack slots.

2015-01-16  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000.c (TARGET_PROMOTE_FUNCTION_MODE): Implement
        as rs6000_promote_function_mode.  Move comment to there.
        (rs6000_promote_function_mode): New function.

2015-01-16  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000.h (PROMOTE_MODE): Correct test for when -m32
        -mpowerpc64 is active.

2015-01-16  Ilya Enkovich  <ilya.enkovich@intel.com>

        PR middle-end/64353
        * tree-cfg.c (pass_data_fixup_cfg): Update SSA for
        virtuals on start.

2015-01-16  James Greenhalgh  <james.greenhalgh@arm.com>

        * config/arm/cortex-a57.md: Remove duplicate of file accidentally
        introduced in revision 219724.

2015-01-16  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
            Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>

        PR target/64263
        * config/aarch64/aarch64.md (*movsi_aarch64): Don't split if the
        destination is not a GP reg.
        (*movdi_aarch64): Likewise.

2015-01-16  David Edelsohn  <dje.gcc@gmail.com>

        PR target/64623
        * config/rs6000/default64.h: Revert ISA change.

2015-01-16  Richard Biener  <rguenther@suse.de>

        PR middle-end/64614
        * tree-ssa-uninit.c: Include tree-cfg.h.
        (MAX_SWITCH_CASES): New define.
        (convert_control_dep_chain_into_preds): Handle switch statements.
        (is_pred_expr_subset_of): Handle x == CST vs. (x & CST) != 0.
        (normalize_one_pred_1): Do not split bit-manipulations.
        Record (x & CST).

2015-01-16  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64568
        * tree-ssa-forwprop.c (pass_forwprop::execute): Guard
        complex load rewriting for TARGET_MEM_REFs.

2015-01-16  Uros Bizjak  <ubizjak@gmail.com>

        * builtins.c (expand_builtin_acc_on_device): Check target for NULL.

2015-01-16  Matthew Wahab  <matthew.wahab@arm.com>

        PR target/64149
        * config/aarch64/aarch64.opt: Remove lra option and aarch64_lra_flag
        variable.
        * config/aarch64/aarch64.c (TARGET_LRA_P): Set to hook_bool_void_true.
        (aarch64_lra_p): Remove.

2015-01-16  Ilya Enkovich  <ilya.enkovich@intel.com>

        PR target/64363
        * ipa-chkp.h (chkp_instrumentable_p): New.
        * ipa-chkp.c: Include tree-inline.h.
        (chkp_instrumentable_p): New.
        (chkp_maybe_create_clone): Use chkp_instrumentable_p.
        Fix processing of not instrumentable functions.
        (chkp_versioning): Use chkp_instrumentable_p. Warn about
        not instrumentable functions.
        * tree-chkp.c (chkp_add_bounds_to_call_stmt): Use
        chkp_instrumentable_p.
        * tree-inline.h (copy_forbidden): New.
        * tree-inline.c (copy_forbidden): Not static anymore.

2015-01-16  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

        * optc-save-gen.awk (cl_target_option_print_diff): Mark indent,
        ptr1, ptr2 unused.

2015-01-16  Robert Suchanek  <robert.suchanek@imgtec.com>

        * lra-constraints.c (curr_insn_transform): Change a reload pseudo of
        type OP_OUT to OP_INOUT.

2015-01-16  Robert Suchanek  <robert.suchanek@imgtec.com>

        * simplify-rtx.c (simplify_replace_fn_rtx): Simplify (lo_sum
        (high x) y) to y if x and y have the same base.

2015-01-16  James Greenhalgh  <james.greenhalgh@arm.com>

        * config/arm/cortex-a57.md: New.
        * config/aarch64/aarch64.md: Include it.
        * config/aarch64/aarch64-cores.def (cortex-a57): Tune for it.
        * config/aarch64/aarch64-tune.md: Regenerate.

2015-01-16  Zhenqiang Chen  <zhenqiang.chen@arm.com>

        PR target/64015
        * ccmp.c (expand_ccmp_next): New function.
        (expand_ccmp_expr_1, expand_ccmp_expr): Handle operand insn sequence
        and compare insn sequence.
        * config/aarch64/aarch64.c (aarch64_code_to_ccmode,
        aarch64_gen_ccmp_first, aarch64_gen_ccmp_next): New functions.
        (TARGET_GEN_CCMP_FIRST, TARGET_GEN_CCMP_NEXT): New MICRO.
        * config/aarch64/aarch64.md (*ccmp_and): Changed to ccmp_and<mode>.
        (*ccmp_ior): Changed to ccmp_ior<mode>.
        (cmp<mode>): New pattern.
        * doc/tm.texi (TARGET_GEN_CCMP_FIRST, TARGET_GEN_CCMP_NEXT): Update
        parameters.
        * target.def (gen_ccmp_first, gen_ccmp_next): Update parameters.

2015-01-16  Ilya Tocar  <ilya.tocar@intel.com>

        * config/i386/avx2intrin.h (_mm256_bslli_epi128,
        _mm256_bsrli_epi128): New.
        * config/i386/emmintrin.h (_mm_bsrli_si128, _mm_bslli_si128): Ditto.

2015-01-15  Jiong Wang  <jiong.wang@arm.com>

        * expmed.c (store_bit_field_using_insv): Improve warning message.
        Use %wu instead of HOST_WIDE_INT_PRINT_UNSIGNED.

2015-01-15  Jiong Wang  <jiong.wang@arm.com>

        PR rtl-optimization/64011
        * expmed.c (store_bit_field_using_insv): Warn and truncate bitsize when
        there is partial overflow.

2015-01-16  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32-protos.h (nds32_expand_epilogue): Change
        prototype.
        (nds32_expand_epilogue_v3pop): Likewise.
        * config/nds32/nds32.md (sibcall): Define this for sibling call
        optimization.
        (sibcall_register): Likewise.
        (sibcall_immediate): Likewise.
        (sibcall_value): Likewise.
        (sibcall_value_register): Likewise.
        (sibcall_value_immediate): Likewise.
        (sibcall_epilogue): Likewise.
        (epilogue): Pass false to indicate this is not a sibcall epilogue.
        * config/nds32/nds32.c (nds32_expand_epilogue): Consider sibcall case.
        (nds32_expand_epilogue_v3pop): Likewise.

2015-01-16  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32-protos.h (nds32_can_use_return_insn): New.
        * config/nds32/nds32.md (unspec_volatile_func_return): Remove.
        (return_internal): New.
        (return): Define this named pattern.
        (simple_return): Define this named pattern.
        * config/nds32/nds32.c (nds32_expand_epilogue): Emit return_internal
        pattern instead of unspec_volatile_func_return.
        (nds32_expand_epilogue_v3pop): Likewise.
        (nds32_can_use_return_insn): New function.

2015-01-16  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/constants.md (UNSPEC_VOLATILE_POP25_RETURN): New.
        * config/nds32/nds32.md (pop25return): New.
        * config/nds32/nds32.c (nds32_expand_epilogue_v3pop): Emit
        pop25return pattern.

2015-01-16  Chung-Ju Wu  <jasonwucj@gmail.com>

        * doc/invoke.texi (NDS32 Options): Remove -mforce-fp-as-gp,
        -mforbid-fp-as-gp, and -mex9 options.

2015-01-16  Chung-Ju Wu  <jasonwucj@gmail.com>

        * doc/invoke.texi (NDS32 Options): Add -mcmodel= option and
        remove -mgp-direct option.

2015-01-15  Jan Hubicka  <hubicka@ucw.cz>

        * doc/invoke.texi (--param early-inlining-insns): Update default value.
        * params.def (PARAM_EARLY_INLINING_INSNS): Set to 14.

2015-01-15  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-inline.c (inline_small_functions): Work around hints
        cache issue.

2015-01-15  Sandra Loosemore  <sandra@codesourcery.com>

        PR target/59710
        * doc/invoke.texi (Option Summary): Document new Nios II
        -mgpopt= syntax.
        (Nios II Options): Likewise.
        * config/nios2/nios2.opt: Add -mgpopt= option support.
        Modify existing -mgpopt and -mno-gpopt options to be aliases.
        * config/nios2/nios2-opts.h (enum nios2_gpopt_type): New.
        * config/nios2/nios2.c (nios2_option_override): Adjust
        -mgpopt defaulting.
        (nios2_in_small_data_p): Return true for explicit small data
        sections even with -G0.
        (nios2_symbol_ref_in_small_data_p): Adjust to handle new -mgpopt=
        option choices.

2015-01-15  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64612
        * ipa-inline-transform.c (can_remove_node_now_p): Fix handling
        of comdat locals.
        (inline_call): Fix removal of aliases.

2015-01-15  Jakub Jelinek  <jakub@redhat.com>

        * flag-types.h (enum sanitize_code): Add SANITIZE_VPTR,
        include SANITIZE_VPTR in SANITIZE_UNDEFINED.
        * opts.c (common_handle_option): Add -fsanitize=vptr.
        * sanitizer.def (BUILT_IN_UBSAN_HANDLE_DYNAMIC_TYPE_CACHE_MISS,
        BUILT_IN_UBSAN_HANDLE_DYNAMIC_TYPE_CACHE_MISS_ABORT): New.
        * ubsan.h (enum ubsan_null_ckind): Add UBSAN_DOWNCAST_POINTER,
        UBSAN_DOWNCAST_REFERENCE, UBSAN_UPCAST and UBSAN_CAST_TO_VBASE.
        (ubsan_expand_vptr_ifn): New prototype.
        * internal-fn.c (expand_ANNOTATE, expand_GOMP_SIMD_LANE,
        expand_GOMP_SIMD_VF, expand_GOMP_SIMD_LAST_LANE, expand_UBSAN_NULL,
        expand_UBSAN_BOUNDS, expand_UBSAN_OBJECT_SIZE, expand_ASAN_CHECK,
        expand_LOOP_VECTORIZED): Make argument nameless, remove
        ATTRIBUTE_UNUSED.
        (expand_UBSAN_VPTR): New function.
        * internal-fn.def (UBSAN_NULL, ASAN_CHECK): Use R instead of W
        in fn spec.
        (UBSAN_VPTR): New internal function.
        * sanopt.c (tree_map_traits): Renamed to ...
        (sanopt_tree_map_traits): ... this.
        (sanopt_tree_triplet, sanopt_tree_triplet_map_traits): New classes.
        (sanopt_ctx): Adjust asan_check_map type for tree_map_traits
        to sanopt_tree_map_traits renaming.  Add vptr_check_map field.
        (maybe_optimize_ubsan_vptr_ifn): New function.
        (sanopt_optimize_walker): Handle IFN_UBSAN_VPTR.
        (pass_sanopt::execute): Likewise.  Call sanopt_optimize even for
        -fsanitize=vptr.
        * tree-ssa-alias.c (call_may_clobber_ref_p_1): Handle certain
        internal calls like pure functions for aliasing, even when they
        have other side-effects that prevent making them ECF_PURE.
        * ubsan.c (ubsan_vptr_type_cache_decl): New variable.
        (ubsan_expand_vptr_ifn): New function.

2015-01-15  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/64110
        * stmt.c (parse_output_constraint): Process '^' and '$'.
        (parse_input_constraint): Ditto.
        * lra-constraints.c (process_alt_operands): Process the new
        constraints.
        * ira-costs.c (record_reg_classes): Process the new constraint
        '^'.
        * genoutput.c (indep_constraints): Add '^' and '$'.
        * config/i386/sse.md (*vec_dup<mode>): Use '$' instead of '!'.
        * doc/md.texi: Add description of the new constraints.

2015-01-15  Thomas Schwinge  <thomas@codesourcery.com>
            Bernd Schmidt  <bernds@codesourcery.com>
            Cesar Philippidis  <cesar@codesourcery.com>
            James Norris  <jnorris@codesourcery.com>
            Tom de Vries  <tom@codesourcery.com>
            Ilmir Usmanov  <i.usmanov@samsung.com>
            Dmitry Bocharnikov  <dmitry.b@samsung.com>
            Evgeny Gavrin  <e.gavrin@samsung.com>
            Jakub Jelinek  <jakub@redhat.com>

        * builtin-types.def (BT_FN_VOID_INT_INT_VAR)
        (BT_FN_VOID_INT_PTR_SIZE_PTR_PTR_PTR_INT_INT_VAR)
        (BT_FN_VOID_INT_OMPFN_PTR_SIZE_PTR_PTR_PTR_INT_INT_INT_INT_INT_VAR):
        New function types.
        * builtins.c: Include "gomp-constants.h".
        (expand_builtin_acc_on_device): New function.
        (expand_builtin, is_inexpensive_builtin): Handle
        BUILT_IN_ACC_ON_DEVICE.
        * builtins.def (DEF_GOACC_BUILTIN, DEF_GOACC_BUILTIN_COMPILER):
        New macros.
        * cgraph.c (cgraph_node::create): Consider flag_openacc next to
        flag_openmp.
        * config.gcc <nvptx-*> (tm_file): Add nvptx/offload.h.
        <*-intelmic-* | *-intelmicemul-*> (tm_file): Add
        i386/intelmic-offload.h.
        * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): For -fopenacc, link
        to libgomp and its dependencies.
        * config/arc/arc.h (LINK_COMMAND_SPEC): Likewise.
        * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
        * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
        * config/ia64/hpux.h (LIB_SPEC): Likewise.
        * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
        * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
        * doc/generic.texi: Update for OpenACC changes.
        * doc/gimple.texi: Likewise.
        * doc/invoke.texi: Likewise.
        * doc/sourcebuild.texi: Likewise.
        * gimple-pretty-print.c (dump_gimple_omp_for): Handle
        GF_OMP_FOR_KIND_OACC_LOOP.
        (dump_gimple_omp_target): Handle GF_OMP_TARGET_KIND_OACC_KERNELS,
        GF_OMP_TARGET_KIND_OACC_PARALLEL, GF_OMP_TARGET_KIND_OACC_DATA,
        GF_OMP_TARGET_KIND_OACC_UPDATE,
        GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA.
        Dump more data.
        * gimple.c: Update comments for OpenACC changes.
        * gimple.def: Likewise.
        * gimple.h: Likewise.
        (enum gf_mask): Add GF_OMP_FOR_KIND_OACC_LOOP,
        GF_OMP_TARGET_KIND_OACC_PARALLEL, GF_OMP_TARGET_KIND_OACC_KERNELS,
        GF_OMP_TARGET_KIND_OACC_DATA, GF_OMP_TARGET_KIND_OACC_UPDATE,
        GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA.
        (gimple_omp_for_cond, gimple_omp_for_set_cond): Sort in the
        appropriate place.
        (is_gimple_omp_oacc, is_gimple_omp_offloaded): New functions.
        * gimplify.c: Include "gomp-constants.h".
        Update comments for OpenACC changes.
        (is_gimple_stmt): Handle OACC_PARALLEL, OACC_KERNELS, OACC_DATA,
        OACC_HOST_DATA, OACC_DECLARE, OACC_UPDATE, OACC_ENTER_DATA,
        OACC_EXIT_DATA, OACC_CACHE, OACC_LOOP.
        (gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses): Handle
        OMP_CLAUSE__CACHE_, OMP_CLAUSE_ASYNC, OMP_CLAUSE_WAIT,
        OMP_CLAUSE_NUM_GANGS, OMP_CLAUSE_NUM_WORKERS,
        OMP_CLAUSE_VECTOR_LENGTH, OMP_CLAUSE_GANG, OMP_CLAUSE_WORKER,
        OMP_CLAUSE_VECTOR, OMP_CLAUSE_DEVICE_RESIDENT,
        OMP_CLAUSE_USE_DEVICE, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
        OMP_CLAUSE_SEQ.
        (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Use
        GOMP_MAP_* instead of OMP_CLAUSE_MAP_*.  Use
        OMP_CLAUSE_SET_MAP_KIND.
        (gimplify_oacc_cache): New function.
        (gimplify_omp_for): Handle OACC_LOOP.
        (gimplify_omp_workshare): Handle OACC_KERNELS, OACC_PARALLEL,
        OACC_DATA.
        (gimplify_omp_target_update): Handle OACC_ENTER_DATA,
        OACC_EXIT_DATA, OACC_UPDATE.
        (gimplify_expr): Handle OACC_LOOP, OACC_CACHE, OACC_HOST_DATA,
        OACC_DECLARE, OACC_KERNELS, OACC_PARALLEL, OACC_DATA,
        OACC_ENTER_DATA, OACC_EXIT_DATA, OACC_UPDATE.
        (gimplify_body): Consider flag_openacc next to flag_openmp.
        * lto-streamer-out.c: Include "gomp-constants.h".
        * omp-builtins.def (BUILT_IN_ACC_GET_DEVICE_TYPE)
        (BUILT_IN_GOACC_DATA_START, BUILT_IN_GOACC_DATA_END)
        (BUILT_IN_GOACC_ENTER_EXIT_DATA, BUILT_IN_GOACC_PARALLEL)
        (BUILT_IN_GOACC_UPDATE, BUILT_IN_GOACC_WAIT)
        (BUILT_IN_GOACC_GET_THREAD_NUM, BUILT_IN_GOACC_GET_NUM_THREADS)
        (BUILT_IN_ACC_ON_DEVICE): New builtins.
        * omp-low.c: Include "gomp-constants.h".
        Update comments for OpenACC changes.
        (struct omp_context): Add reduction_map, gwv_below, gwv_this
        members.
        (extract_omp_for_data, use_pointer_for_field, install_var_field)
        (new_omp_context, delete_omp_context, scan_sharing_clauses)
        (create_omp_child_function, scan_omp_for, scan_omp_target)
        (check_omp_nesting_restrictions, lower_reduction_clauses)
        (build_omp_regions_1, diagnose_sb_0, make_gimple_omp_edges):
        Update for OpenACC changes.
        (scan_sharing_clauses): Handle OMP_CLAUSE_NUM_GANGS:
        OMP_CLAUSE_NUM_WORKERS: OMP_CLAUSE_VECTOR_LENGTH,
        OMP_CLAUSE_ASYNC, OMP_CLAUSE_WAIT, OMP_CLAUSE_GANG,
        OMP_CLAUSE_WORKER, OMP_CLAUSE_VECTOR, OMP_CLAUSE_DEVICE_RESIDENT,
        OMP_CLAUSE_USE_DEVICE, OMP_CLAUSE__CACHE_, OMP_CLAUSE_INDEPENDENT,
        OMP_CLAUSE_AUTO, OMP_CLAUSE_SEQ.  Use GOMP_MAP_* instead of
        OMP_CLAUSE_MAP_*.
        (expand_omp_for_static_nochunk, expand_omp_for_static_chunk):
        Handle GF_OMP_FOR_KIND_OACC_LOOP.
        (expand_omp_target, lower_omp_target): Handle
        GF_OMP_TARGET_KIND_OACC_PARALLEL, GF_OMP_TARGET_KIND_OACC_KERNELS,
        GF_OMP_TARGET_KIND_OACC_UPDATE,
        GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA,
        GF_OMP_TARGET_KIND_OACC_DATA.
        (pass_expand_omp::execute, execute_lower_omp)
        (pass_diagnose_omp_blocks::gate): Consider flag_openacc next to
        flag_openmp.
        (offload_symbol_decl): New variable.
        (oacc_get_reduction_array_id, oacc_max_threads)
        (get_offload_symbol_decl, get_base_type, lookup_oacc_reduction)
        (maybe_lookup_oacc_reduction, enclosing_target_ctx)
        (oacc_loop_or_target_p, oacc_lower_reduction_var_helper)
        (oacc_gimple_assign, oacc_initialize_reduction_data)
        (oacc_finalize_reduction_data, oacc_process_reduction_data): New
        functions.
        (is_targetreg_ctx): Remove function.
        * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CACHE_,
        OMP_CLAUSE_DEVICE_RESIDENT, OMP_CLAUSE_USE_DEVICE,
        OMP_CLAUSE_GANG, OMP_CLAUSE_ASYNC, OMP_CLAUSE_WAIT,
        OMP_CLAUSE_AUTO, OMP_CLAUSE_SEQ, OMP_CLAUSE_INDEPENDENT,
        OMP_CLAUSE_WORKER, OMP_CLAUSE_VECTOR, OMP_CLAUSE_NUM_GANGS,
        OMP_CLAUSE_NUM_WORKERS, OMP_CLAUSE_VECTOR_LENGTH.
        * tree.c (omp_clause_code_name, walk_tree_1): Update accordingly.
        * tree.h (OMP_CLAUSE_GANG_EXPR, OMP_CLAUSE_GANG_STATIC_EXPR)
        (OMP_CLAUSE_ASYNC_EXPR, OMP_CLAUSE_WAIT_EXPR)
        (OMP_CLAUSE_VECTOR_EXPR, OMP_CLAUSE_WORKER_EXPR)
        (OMP_CLAUSE_NUM_GANGS_EXPR, OMP_CLAUSE_NUM_WORKERS_EXPR)
        (OMP_CLAUSE_VECTOR_LENGTH_EXPR): New macros.
        * tree-core.h: Update comments for OpenACC changes.
        (enum omp_clause_map_kind): Remove.
        (struct tree_omp_clause): Change type of map_kind member from enum
        omp_clause_map_kind to unsigned char.
        * tree-inline.c: Update comments for OpenACC changes.
        * tree-nested.c: Likewise.  Include "gomp-constants.h".
        (convert_nonlocal_reference_stmt, convert_local_reference_stmt)
        (convert_tramp_reference_stmt, convert_gimple_call): Update for
        OpenACC changes.  Use GOMP_MAP_* instead of OMP_CLAUSE_MAP_*.  Use
        OMP_CLAUSE_SET_MAP_KIND.
        * tree-pretty-print.c: Include "gomp-constants.h".
        (dump_omp_clause): Handle OMP_CLAUSE_DEVICE_RESIDENT,
        OMP_CLAUSE_USE_DEVICE, OMP_CLAUSE__CACHE_, OMP_CLAUSE_GANG,
        OMP_CLAUSE_ASYNC, OMP_CLAUSE_AUTO, OMP_CLAUSE_SEQ,
        OMP_CLAUSE_WAIT, OMP_CLAUSE_WORKER, OMP_CLAUSE_VECTOR,
        OMP_CLAUSE_NUM_GANGS, OMP_CLAUSE_NUM_WORKERS,
        OMP_CLAUSE_VECTOR_LENGTH, OMP_CLAUSE_INDEPENDENT.  Use GOMP_MAP_*
        instead of OMP_CLAUSE_MAP_*.
        (dump_generic_node): Handle OACC_PARALLEL, OACC_KERNELS,
        OACC_DATA, OACC_HOST_DATA, OACC_DECLARE, OACC_UPDATE,
        OACC_ENTER_DATA, OACC_EXIT_DATA, OACC_CACHE, OACC_LOOP.
        * tree-streamer-in.c: Include "gomp-constants.h".
        (unpack_ts_omp_clause_value_fields) Use GOMP_MAP_* instead of
        OMP_CLAUSE_MAP_*.  Use OMP_CLAUSE_SET_MAP_KIND.
        * tree-streamer-out.c: Include "gomp-constants.h".
        (pack_ts_omp_clause_value_fields): Use GOMP_MAP_* instead of
        OMP_CLAUSE_MAP_*.
        * tree.def (OACC_PARALLEL, OACC_KERNELS, OACC_DATA)
        (OACC_HOST_DATA, OACC_LOOP, OACC_CACHE, OACC_DECLARE)
        (OACC_ENTER_DATA, OACC_EXIT_DATA, OACC_UPDATE): New tree codes.
        * tree.c (omp_clause_num_ops): Update accordingly.
        * tree.h (OMP_BODY, OMP_CLAUSES, OMP_LOOP_CHECK, OMP_CLAUSE_SIZE):
        Likewise.
        (OACC_PARALLEL_BODY, OACC_PARALLEL_CLAUSES, OACC_KERNELS_BODY)
        (OACC_KERNELS_CLAUSES, OACC_DATA_BODY, OACC_DATA_CLAUSES)
        (OACC_HOST_DATA_BODY, OACC_HOST_DATA_CLAUSES, OACC_CACHE_CLAUSES)
        (OACC_DECLARE_CLAUSES, OACC_ENTER_DATA_CLAUSES)
        (OACC_EXIT_DATA_CLAUSES, OACC_UPDATE_CLAUSES)
        (OACC_KERNELS_COMBINED, OACC_PARALLEL_COMBINED): New macros.
        * tree.h (OMP_CLAUSE_MAP_KIND): Cast it to enum gomp_map_kind.
        (OMP_CLAUSE_SET_MAP_KIND): New macro.
        * varpool.c (varpool_node::get_create): Consider flag_openacc next
        to flag_openmp.
        * config/i386/intelmic-offload.h: New file.
        * config/nvptx/offload.h: Likewise.

2015-01-15  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

        * explow.h: Remove duplicate contents.
        * dojump.h: Likewise.

2015-01-15  Richard Earnshaw  <rearnsha@arm.com>

        * arm.c (arm_xgene_tune): Add default initializer for instruction
        fusion.

2015-01-15  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64068
        PR ipa/64559
        * ipa.c (symbol_table::remove_unreachable_nodes):
        Do not put abstract origins into boundary.

2015-01-15  Evgeny Stupachenko  <evstupac@gmail.com>

        * config/i386/gnu-user.h (CRT_GET_RFIB_DATA): Remove EBX register usage.
        * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Ditto.

2015-01-15  Steve Ellcey  <sellcey@mips.com>

        * Makefile.in (PLUGIN_HEADERS): Add dominance.h, cfg.h, cfgrtl.h,
        cfganal.h, cfgbuild.h, cfgcleanup.h, lcm.h, cfgloopmanip.h,
        builtins.def, and chkp-builtins.def.

2015-01-15  David Edelsohn  <dje.gcc@gmail.com>

        * config/rs6000/default64.h (TARGET_DEFAULT) [LITTLE_ENDIAN]: Use
        ISA 2.7 (POWER8).

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

        PR tree-optimization/61743
        * tree-ssa-pre.c (insert_into_preds_of_block): Preserve range
        information on PHIs for some simple cases.

2015-01-15  Philipp Tomsich  <philipp.tomsich@theobroma-systems.com>

        * config/arm/arm.md (generic_sched): Specify xgene1 in 'no' list.
        Include xgene1.md.
        * config/arm/arm.c (arm_issue_rate): Specify 4 for xgene1.
        * config/arm/arm-cores.def (xgene1): New entry.
        * config/arm/arm-tables.opt: Regenerate.
        * config/arm/arm-tune.md: Regenerate.
        * config/arm/bpabi.h (BE8_LINK_SPEC): Specify mcpu=xgene1.

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

        * tree-if-conv.c: Include hash-map.h.
        (aggressive_if_conv): New variable.
        (fold_build_cond_expr): Add simplification of non-zero condition.
        (add_to_dst_predicate_list): Invoke add_to_predicate_list if edge
        destination block is not always executed.
        (if_convertible_phi_p): Fix commentary, allow phi nodes have more
        than two predecessors if AGGRESSIVE_IF_CONV is true.
        (if_convertible_stmt_p): Fix commentary.
        (all_preds_critical_p): New function.
        (has_pred_critical_p): New function.
        (if_convertible_bb_p): Fix commentary, if AGGRESSIVE_IF_CONV is true
        BB can have more than two predecessors and all incoming edges can be
        critical.
        (predicate_bbs): Skip predication for loop exit block, use build2_loc
        to compute predicate for true edge.
        (find_phi_replacement_condition): Delete this function.
        (is_cond_scalar_reduction): Add arguments ARG_0, ARG_1 and EXTENDED.
        Allow interchange PHI arguments if EXTENDED is false.
        Change check that block containing reduction statement candidate
        is predecessor of phi-block since phi may have more than two arguments.
        (phi_args_hash_traits): New helper structure.
        (struct phi_args_hash_traits): New type.
        (phi_args_hash_traits::hash): New function.
        (phi_args_hash_traits::equal_keys): New function.
        (gen_phi_arg_condition): New function.
        (predicate_scalar_phi): Add handling of phi nodes with more than two
        arguments, delete COND and TRUE_BB arguments, insert body of
        find_phi_replacement_condition to predicate ordinary phi nodes.
        (predicate_all_scalar_phis): Skip blocks with the only predecessor,
        delete call of find_phi_replacement_condition and invoke
        predicate_scalar_phi with two arguments.
        (insert_gimplified_predicates): Add assert that non-predicated block
        don't have statements to insert.
        (ifcvt_split_critical_edges): New function.
        (ifcvt_split_def_stmt): Likewise.
        (ifcvt_walk_pattern_tree): Likewise.
        (stmt_is_root_of_bool_pattern): Likewise.
        (ifcvt_repair_bool_pattern): Likewise.
        (ifcvt_local_dce): Likewise.
        (tree_if_conversion): Add initialization of AGGRESSIVE_IF_CONV which
        is copy of inner or outer loop force_vectorize field, invoke
        ifcvt_split_critical_edges, ifcvt_local_dce and
        ifcvt_repair_bool_pattern for aggressive if-conversion.

2015-01-15  Philipp Tomsich  <ptomsich@theobroma-systems.com>

        * config/aarch64/aarch64.md: Include xgene1.md.
        * config/aarch64/xgene1.md: New file.

2015-01-15  Philipp Tomsich  <philipp.tomsich@theobroma-systems.com>

        * config/aarch64/aarch64-cores.def (xgene1): Update/add the
        xgene1 (APM XGene-1) core definition.
        * gcc/config/aarch64/aarch64.c: Add cost tables for APM XGene-1
        * config/arm/aarch-cost-tables.h: Add cost tables for APM XGene-1
        * doc/invoke.texi: Document -mcpu=xgene1.

2015-01-15  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

        * dojump.h: New header file.
        * explow.h: Likewise.
        * expr.h: Remove includes.
        Move expmed.c prototypes to expmed.h.
        Move dojump.c prototypes to dojump.h.
        Move alias.c prototypes to alias.h.
        Move explow.c prototypes to explow.h.
        Move calls.c prototypes to calls.h.
        Move emit-rtl.c prototypes to emit-rtl.h.
        Move varasm.c prototypes to varasm.h.
        Move stmt.c prototypes to stmt.h.
        (saved_pending_stack_adjust): Move to dojump.h.
        (adjust_address): Move to explow.h.
        (adjust_address_nv): Move to emit-rtl.h.
        (adjust_bitfield_address): Likewise.
        (adjust_bitfield_address_size): Likewise.
        (adjust_bitfield_address_nv): Likewise.
        (adjust_automodify_address_nv): Likewise.
        * explow.c (expr_size): Move to expr.c.
        (int_expr_size): Likewise.
        (tree_expr_size): Likewise.
        Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h statistics.h stmt.h varasm.h.
        * genemit.c (main): Generate includes statistics.h, real.h,
        fixed-value.h, insn-config.h, expmed.h, dojump.h, explow.h, emit-rtl.h,
        stmt.h.
        * genopinit.c (main): Generate includes hashtab.h, hard-reg-set.h,
        function.h, statistics.h, real.h, fixed-value.h, expmed.h, dojump.h,
        explow.h, emit-rtl.h, stmt.h.
        * genoutput.c (main): Generate includes hashtab.h, statistics.h, real.h,
        fixed-value.h, expmed.h, dojump.h, explow.h, emit-rtl.h, stmt.h.
        * genemit.c (open_base_files): Generate includes flags.h, statistics.h,
        real.h, fixed-value.h, tree.h, expmed.h, dojump.h, explow.h, calls.h,
        emit-rtl.h, varasm.h, stmt.h.
        * config/tilepro/gen-mul-tables.cc: Generate includes hashtab.h,
        hash-set.h, vec.h, machmode.h, tm.h, hard-reg-set.h, input.h,
        function.h, rtl.h, flags.h, statistics.h, double-int.h, real.h,
        fixed-value.h, alias.h, wide-int.h, inchash.h, tree.h, insn-config.h,
        expmed.h, dojump.h, explow.h, calls.h, emit-rtl.h, varasm.h, stmt.h.
        * config/tilegx/mul-tables.c: Include alias.h calls.h dojump.h
        double-int.h emit-rtl.h explow.h expmed.h fixed-value.h flags.h
        function.h hard-reg-set.h hash-set.h hashtab.h inchash.h input.h
        insn-config.h machmode.h real.h rtl.h statistics.h stmt.h symtab.h
        tm.h tree.h varasm.h vec.h wide-int.h.
        * rtlhooks.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h flags.h function.h hard-reg-set.h
        hash-set.h hashtab.h inchash.h input.h insn-config.h machmode.h
        real.h statistics.h stmt.h tree.h varasm.h vec.h wide-int.h.
        * cfgloopanal.c: Include alias.h calls.h dojump.h double-int.h
        emit-rtl.h explow.h expmed.h fixed-value.h flags.h inchash.h
        insn-config.h real.h statistics.h stmt.h tree.h varasm.h wide-int.h.
        * loop-iv.c: Likewise.
        * lra-assigns.c: Include alias.h calls.h dojump.h double-int.h
        emit-rtl.h explow.h expmed.h fixed-value.h flags.h inchash.h real.h
        statistics.h stmt.h tree.h varasm.h wide-int.h.
        * lra-constraints.c: Likewise.
        * lra-eliminations.c: Likewise.
        * lra-lives.c: Likewise.
        * lra-remat.c: Likewise.
        * bt-load.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h inchash.h insn-config.h real.h
        statistics.h stmt.h tree.h varasm.h wide-int.h.
        * hw-doloop.c: Likewise.
        * ira-color.c: Likewise.
        * ira-emit.c: Likewise.
        * loop-doloop.c: Likewise.
        * loop-invariant.c: Likewise.
        * reload.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h inchash.h real.h rtl.h
        statistics.h stmt.h tree.h varasm.h wide-int.h.
        * caller-save.c: Include alias.h calls.h dojump.h double-int.h
        emit-rtl.h explow.h expmed.h fixed-value.h inchash.h real.h
        statistics.h stmt.h tree.h varasm.h wide-int.h.
        * combine-stack-adj.c: Likewise.
        * cse.c: Likewise.
        * ddg.c: Likewise.
        * ifcvt.c: Likewise.
        * ira-costs.c: Likewise.
        * jump.c: Likewise.
        * lra-coalesce.c: Likewise.
        * lra-spills.c: Likewise.
        * profile.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h insn-config.h real.h statistics.h
        stmt.h varasm.h wide-int.h.
        * lra.c: Include alias.h calls.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h real.h statistics.h stmt.h
        varasm.h.
        * config/sh/sh_treg_combine.cc: Include alias.h calls.h dojump.h
        double-int.h explow.h expmed.h fixed-value.h flags.h real.h
        statistics.h stmt.h varasm.h wide-int.h.
        * reorg.c: Include alias.h calls.h dojump.h double-int.h explow.h
        expmed.h fixed-value.h inchash.h real.h statistics.h stmt.h tree.h
        varasm.h wide-int.h.
        * reload1.c: Include alias.h calls.h dojump.h double-int.h explow.h
        expmed.h fixed-value.h real.h rtl.h statistics.h stmt.h varasm.h.
        * config/tilegx/tilegx.c: Include alias.h dojump.h double-int.h
        emit-rtl.h explow.h expmed.h fixed-value.h flags.h real.h
        statistics.h stmt.h.
        * config/tilepro/tilepro.c: Likewise.
        * config/mmix/mmix.c: Include alias.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h real.h statistics.h stmt.h.
        * config/pdp11/pdp11.c: Likewise.
        * config/xtensa/xtensa.c: Likewise.
        * config/lm32/lm32.c: Include alias.h dojump.h double-int.h emit-rtl.h
        explow.h expmed.h fixed-value.h real.h statistics.h stmt.h
        varasm.h.
        * tree-chkp.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h flags.h function.h hard-reg-set.h hashtab.h
        insn-config.h real.h rtl.h statistics.h stmt.h tm.h.
        * cilk-common.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h flags.h function.h hard-reg-set.h hashtab.h
        insn-config.h real.h rtl.h statistics.h stmt.h tm.h varasm.h.
        * rtl-chkp.c: Likewise.
        * tree-chkp-opt.c: Likewise.
        * config/arm/arm-builtins.c: Include calls.h dojump.h emit-rtl.h
        explow.h expmed.h fixed-value.h flags.h function.h hard-reg-set.h
        hashtab.h insn-config.h real.h statistics.h stmt.h varasm.h.
        * ipa-icf.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h flags.h hashtab.h insn-config.h real.h rtl.h
        statistics.h stmt.h.
        * tree-vect-data-refs.c: Likewise.
        * graphite-sese-to-poly.c: Include calls.h dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h flags.h hashtab.h insn-config.h real.h
        rtl.h statistics.h stmt.h varasm.h.
        * internal-fn.c: Likewise.
        * ipa-icf-gimple.c: Likewise.
        * lto-section-out.c: Likewise.
        * tree-data-ref.c: Likewise.
        * tree-nested.c: Likewise.
        * tree-outof-ssa.c: Likewise.
        * tree-predcom.c: Likewise.
        * tree-pretty-print.c: Likewise.
        * tree-scalar-evolution.c: Likewise.
        * tree-ssa-strlen.c: Likewise.
        * tree-vect-loop.c: Likewise.
        * tree-vect-patterns.c: Likewise.
        * tree-vect-slp.c: Likewise.
        * tree-vect-stmts.c: Likewise.
        * tsan.c: Likewise.
        * targhooks.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h flags.h hashtab.h insn-config.h real.h statistics.h
        stmt.h.
        * config/sh/sh-mem.cc: Include calls.h dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h flags.h hashtab.h insn-config.h real.h
        statistics.h stmt.h varasm.h.
        * loop-unroll.c: Likewise.
        * ubsan.c: Likewise.
        * tree-ssa-loop-prefetch.c: Include calls.h dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h flags.h hashtab.h real.h rtl.h statistics.h
        stmt.h varasm.h.
        * dse.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h function.h hashtab.h statistics.h stmt.h varasm.h.
        * tree-switch-conversion.c: Include calls.h dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h hashtab.h insn-config.h real.h rtl.h
        statistics.h stmt.h.
        * generic-match-head.c: Include calls.h dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h hashtab.h insn-config.h real.h rtl.h
        statistics.h stmt.h varasm.h.
        * gimple-match-head.c: Likewise.
        * lto-cgraph.c: Likewise.
        * lto-section-in.c: Likewise.
        * lto-streamer-in.c: Likewise.
        * lto-streamer-out.c: Likewise.
        * tree-affine.c: Likewise.
        * tree-cfg.c: Likewise.
        * tree-cfgcleanup.c: Likewise.
        * tree-if-conv.c: Likewise.
        * tree-into-ssa.c: Likewise.
        * tree-ssa-alias.c: Likewise.
        * tree-ssa-copyrename.c: Likewise.
        * tree-ssa-dse.c: Likewise.
        * tree-ssa-forwprop.c: Likewise.
        * tree-ssa-live.c: Likewise.
        * tree-ssa-math-opts.c: Likewise.
        * tree-ssa-pre.c: Likewise.
        * tree-ssa-sccvn.c: Likewise.
        * tree-tailcall.c: Likewise.
        * tree-vect-generic.c: Likewise.
        * tree-sra.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h insn-config.h real.h rtl.h stmt.h varasm.h.
        * stor-layout.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h insn-config.h real.h statistics.h stmt.h.
        * varasm.c: Likewise.
        * coverage.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h insn-config.h real.h statistics.h stmt.h
        varasm.h.
        * init-regs.c: Likewise.
        * ira.c: Likewise.
        * omp-low.c: Likewise.
        * stack-ptr-mod.c: Likewise.
        * tree-ssa-reassoc.c: Likewise.
        * tree-complex.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h insn-config.h rtl.h statistics.h stmt.h
        varasm.h.
        * dwarf2cfi.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h insn-config.h statistics.h stmt.h varasm.h.
        * shrink-wrap.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h real.h rtl.h statistics.h stmt.h.
        * recog.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h real.h rtl.h statistics.h stmt.h varasm.h.
        * tree-ssa-phiopt.c: Likewise.
        * config/darwin.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h real.h statistics.h stmt.h.
        * config/fr30/fr30.c: Likewise.
        * config/frv/frv.c: Likewise.
        * expr.c: Likewise.
        * final.c: Likewise.
        * optabs.c: Likewise.
        * passes.c: Likewise.
        * simplify-rtx.c: Likewise.
        * stmt.c: Likewise.
        * toplev.c: Likewise.
        * var-tracking.c: Likewise.
        * gcse.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h real.h statistics.h stmt.h varasm.h.
        * lower-subreg.c: Likewise.
        * postreload-gcse.c: Likewise.
        * ree.c: Likewise.
        * reginfo.c: Likewise.
        * store-motion.c: Likewise.
        * combine.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h real.h stmt.h varasm.h.
        * emit-rtl.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h statistics.h stmt.h.
        * dojump.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h statistics.h stmt.h varasm.h.
        * except.c: Likewise.
        * explow.c: Likewise.
        * tree-dfa.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h insn-config.h real.h rtl.h statistics.h stmt.h
        varasm.h.
        * gimple-fold.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h insn-config.h real.h rtl.h statistics.h varasm.h.
        * tree-ssa-structalias.c: Likewise.
        * cfgexpand.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h insn-config.h real.h statistics.h.
        * calls.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h insn-config.h real.h statistics.h stmt.h.
        * bb-reorder.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h insn-config.h real.h statistics.h stmt.h varasm.h.
        * cfgbuild.c: Likewise.
        * function.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h real.h rtl.h statistics.h stmt.h.
        * cfgrtl.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h real.h rtl.h statistics.h stmt.h varasm.h.
        * dbxout.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h real.h statistics.h stmt.h.
        * auto-inc-dec.c: Include calls.h dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h real.h statistics.h stmt.h varasm.h.
        * cprop.c: Likewise.
        * modulo-sched.c: Likewise.
        * postreload.c: Likewise.
        * ccmp.c: Include calls.h dojump.h emit-rtl.h explow.h fixed-value.h
        flags.h function.h hard-reg-set.h hashtab.h insn-config.h real.h
        statistics.h stmt.h varasm.h.
        * gimple-ssa-strength-reduction.c: Include calls.h dojump.h emit-rtl.h
        explow.h fixed-value.h flags.h hashtab.h insn-config.h real.h
        rtl.h statistics.h stmt.h varasm.h.
        * tree-ssa-loop-ivopts.c: Include calls.h dojump.h emit-rtl.h explow.h
        fixed-value.h flags.h hashtab.h real.h rtl.h statistics.h stmt.h
        varasm.h.
        * expmed.c: Include calls.h dojump.h emit-rtl.h explow.h fixed-value.h
        function.h hard-reg-set.h hashtab.h real.h statistics.h stmt.h
        varasm.h.
        * target-globals.c: Include calls.h dojump.h emit-rtl.h explow.h
        fixed-value.h function.h hashtab.h real.h statistics.h stmt.h
        varasm.h.
        * tree-ssa-address.c: Include calls.h dojump.h emit-rtl.h explow.h
        fixed-value.h hashtab.h real.h statistics.h stmt.h varasm.h.
        * cfgcleanup.c: Include calls.h dojump.h explow.h expmed.h fixed-value.h
        function.h real.h statistics.h stmt.h varasm.h.
        * alias.c: Include calls.h dojump.h explow.h expmed.h fixed-value.h
        insn-config.h real.h statistics.h stmt.h.
        * dwarf2out.c: Include calls.h dojump.h explow.h expmed.h fixed-value.h
        statistics.h stmt.h.
        * config/nvptx/nvptx.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h flags.h hard-reg-set.h insn-config.h real.h
        statistics.h stmt.h varasm.h.
        * gimplify.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h flags.h hashtab.h insn-config.h real.h rtl.h statistics.h.
        * asan.c: Include dojump.h emit-rtl.h explow.h expmed.h fixed-value.h
        flags.h hashtab.h insn-config.h real.h rtl.h statistics.h stmt.h.
        * ipa-devirt.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h flags.h hashtab.h insn-config.h real.h rtl.h
        statistics.h stmt.h varasm.h.
        * ipa-polymorphic-call.c: Likewise.
        * config/aarch64/aarch64.c: Include dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h flags.h hashtab.h insn-config.h real.h
        statistics.h stmt.h.
        * config/c6x/c6x.c: Likewise.
        * config/aarch64/aarch64-builtins.c: Include dojump.h emit-rtl.h
        explow.h expmed.h fixed-value.h flags.h hashtab.h insn-config.h real.h
        statistics.h stmt.h varasm.h.
        * ipa-prop.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h insn-config.h real.h rtl.h statistics.h
        stmt.h varasm.h.
        * ipa-split.c: Likewise.
        * tree-eh.c: Likewise.
        * tree-ssa-dce.c: Likewise.
        * tree-ssa-loop-niter.c: Likewise.
        * tree-vrp.c: Likewise.
        * config/nds32/nds32-cost.c: Include dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h hashtab.h insn-config.h real.h statistics.h
        stmt.h.
        * config/nds32/nds32-fp-as-gp.c: Likewise.
        * config/nds32/nds32-intrinsic.c: Likewise.
        * config/nds32/nds32-isr.c: Likewise.
        * config/nds32/nds32-md-auxiliary.c: Likewise.
        * config/nds32/nds32-memory-manipulation.c: Likewise.
        * config/nds32/nds32-pipelines-auxiliary.c: Likewise.
        * config/nds32/nds32-predicates.c: Likewise.
        * config/nds32/nds32.c: Likewise.
        * config/cris/cris.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h real.h statistics.h.
        * config/alpha/alpha.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h real.h statistics.h stmt.h.
        * config/arm/arm.c: Likewise.
        * config/avr/avr.c: Likewise.
        * config/bfin/bfin.c: Likewise.
        * config/h8300/h8300.c: Likewise.
        * config/i386/i386.c: Likewise.
        * config/ia64/ia64.c: Likewise.
        * config/iq2000/iq2000.c: Likewise.
        * config/m32c/m32c.c: Likewise.
        * config/m32r/m32r.c: Likewise.
        * config/m68k/m68k.c: Likewise.
        * config/mcore/mcore.c: Likewise.
        * config/mep/mep.c: Likewise.
        * config/mips/mips.c: Likewise.
        * config/mn10300/mn10300.c: Likewise.
        * config/moxie/moxie.c: Likewise.
        * config/pa/pa.c: Likewise.
        * config/rl78/rl78.c: Likewise.
        * config/rx/rx.c: Likewise.
        * config/s390/s390.c: Likewise.
        * config/sh/sh.c: Likewise.
        * config/sparc/sparc.c: Likewise.
        * config/spu/spu.c: Likewise.
        * config/stormy16/stormy16.c: Likewise.
        * config/v850/v850.c: Likewise.
        * config/vax/vax.c: Likewise.
        * config/cr16/cr16.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h hashtab.h real.h statistics.h stmt.h varasm.h.
        * config/msp430/msp430.c: Likewise.
        * predict.c: Likewise.
        * value-prof.c: Likewise.
        * config/epiphany/epiphany.c: Include dojump.h emit-rtl.h explow.h
        expmed.h fixed-value.h hashtab.h statistics.h stmt.h.
        * config/microblaze/microblaze.c: Likewise.
        * config/nios2/nios2.c: Likewise.
        * config/rs6000/rs6000.c: Likewise.
        * tree.c: Include dojump.h emit-rtl.h explow.h expmed.h fixed-value.h
        insn-config.h real.h rtl.h statistics.h stmt.h.
        * cgraph.c: Include dojump.h emit-rtl.h explow.h expmed.h fixed-value.h
        insn-config.h real.h statistics.h stmt.h.
        * fold-const.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h insn-config.h real.h statistics.h stmt.h varasm.h.
        * tree-inline.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h real.h rtl.h statistics.h stmt.h varasm.h.
        * builtins.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h real.h statistics.h stmt.h.
        * config/arc/arc.c: Include dojump.h emit-rtl.h explow.h expmed.h
        fixed-value.h statistics.h stmt.h.
        * config/visium/visium.c: Include dojump.h emit-rtl.h explow.h expmed.h
        stmt.h.

2015-01-15  Jakub Jelinek  <jakub@redhat.com>

        * gengtype.c (create_user_defined_type): Workaround
        -Wmaybe-uninitialized false positives.
        * cse.c (fold_rtx): Likewise.
        * loop-invariant.c (gain_for_invariant): Likewise.

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.

2015-01-14  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.

2015-01-13  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>

        PR tree-optimization/64322
        * tree-vrp.c (extract_range_from_binary_expr_1): Attempt to derive
        range for RSHIFT_EXPR even if vr0 range is not VR_RANGE or is symbolic.

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
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