* gimple-iterator.h (gsi_prev_nondebug): Fix typo.

[official-gcc.git] / gcc / ChangeLog

2015-03-27  Marek Polacek  <polacek@redhat.com>

        * gimple-iterator.h (gsi_prev_nondebug): Fix typo.

2015-03-27  Marek Polacek  <polacek@redhat.com>

        PR sanitizer/65583
        * ubsan.c (ubsan_create_edge): New function.
        (instrument_bool_enum_load): Call it.
        (instrument_nonnull_arg): Likewise.
        (instrument_nonnull_return): Likewise.
        (instrument_object_size): Likewise.

2015-03-26  Jan Hubicka  <hubicka@ucw.cz>

        * lto-streamer.h (class lto_location_cache): Turn loc_cache into
        auto_vec.

2015-03-26  Jan Hubicka  <hubicka@ucw.cz>

        PR lto/65536
        * lto-streamer.h (class lto_location_cache): New.
        (struct data_in): Add location_cache.
        (lto_input_location): Update prototype.
        (stream_input_location_now): New.
        * streamer-hooks.h (struct streamer_hooks): Make input_location to take
        pointer to location.
        (stream_input_location): Update.
        * ipa-devirt.c: Include streamer-hooks.h and lto-streamer.h
        (warn_odr): Apply location cache before warning.
        (lto_input_location): Update prototype.
        * gimple-streamer-in.c (input_phi, input_gimple_stmt):
        Use stream_input_location_now.
        * lto-streamer-in.c (lto_location_cache::current_cache): New static
        variable.
        (lto_location_cache::cmp_loc): New function.
        (lto_location_cache::apply_location_cache): New function.
        (lto_location_cache::accept_location_cache): New function.
        (lto_location_cache::revert_location_cache): New function.
        (lto_location_cache::input_location): New function.
        (lto_input_location): Do location caching.
        (stream_input_location_now): New function.
        (input_eh_region, input_struct_function_base): Use
        stream_input_location_now.
        (lto_data_in_create): use new.
        (lto_data_in_delete): Use delete.
        * tree-streamer-in.c (unpack_ts_block_value_fields,
        unpack_ts_omp_clause_value_fields, streamer_read_tree_bitfields,
        lto_input_ts_exp_tree_pointers): Update for cached location api.

2015-03-26  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65076
        * passes.def: Add pass_nothrow.
        * ipa-pure-const.c: (pass_data_nothrow): New.
        (pass_nothrow): New.
        (pass_nothrow::execute): New.
        (make_pass_nothrow): New.
        * tree-pass.h (make_pass_nothrow): Declare.

2015-03-26  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-inline-analysis.c (redirect_to_unreachable): Be prepared for
        edge to change by speculation resolution or redirection.
        (edge_set_predicate): Likewise.
        (inline_summary_t::duplicate): Likewise.
        (remap_edge_summaries): Likewise.

2015-03-26  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-inline.c (check_maybe_up, check_maybe_down, check_match):
        New macros.
        (can_inline_edge_p): Relax option matching for always inline functions.

2015-03-26  Uros Bizjak  <ubizjak@gmail.com>

        PR target/65561
        * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm):
        Check operand 4 and operand 0 for equality.
        (avx512f_vextract<shuffletype>32x4_1_maskm):
        Check operand 6 and operand 0 for equality.
        (vec_extract_lo_<mode>_maskm): Check operand 2 and operand 0
        for equality.
        (vec_extract_hi_<mode>_maskm): Ditto.

2015-03-26  Jan Hubicka  <hubicka@ucw.cz>

        * cgraph.c (cgraph_update_edges_for_call_stmt_node): Do not bring
        dead calls back to live.
        (cgraph_edge::verify_count_and_frequency): Move cgraph/cfg frequency
        cross check to ...
        (cgraph_node::verify_node): ... here; verify only callee edges,
        not caller.
        * cif-code.def (CILK_SPAWN): New code.

2015-03-26  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-inline-analysis.c (redirect_to_unreachable): New function.
        (edge_set_predicate): Use it to mark unreachable edges.
        (inline_summary_t::duplicate): Remove unnecesary code.
        (remap_edge_summaries): Likewise.
        (dump_inline_summary): Report contains_cilk_spawn.
        (compute_inline_parameters): Compute contains_cilk_spawn.
        (inline_read_section, inline_write_summary): Stream
        contains_cilk_spawn.
        * ipa-inline.c (can_inline_edge_p): Do not touch
        DECL_STRUCT_FUNCTION that may not be available;
        use CIF_CILK_SPAWN for cilk; fix optimization attribute checks;
        remove check for callee_fun->can_throw_non_call_exceptions and
        replace it by optimization attribute check; check for flag_exceptions.
        * ipa-inline-transform.c (inline_call): Maintain
        DECL_FUNCTION_PERSONALITY
        * ipa-inline.h (inline_summary): Add contains_cilk_spawn.

2015-03-26  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/65551
        * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Use
        TYPE_PRECISION only for INTEGRAL_TYPE_P types.

2015-03-26  Richard Biener  <rguenther@suse.de>

        PR middle-end/65555
        * tree-cfg.c (verify_gimple_call): Do not require a call to
        have no LHS if it wasn't recognized as control altering yet.

2015-03-26  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/64715
        * passes.def: Add another instance of pass_object_sizes before ccp1.
        * tree-object-size.c (pass_object_sizes::execute): In
        first_pass_instance, only handle __bos (, 1) and __bos (, 3)
        calls, and keep the call in the IL, as {MIN,MAX}_EXPR of the
        __bos result and the computed constant.  Remove redundant
        checks, obsoleted by gimple_call_builtin_p test.

        * var-tracking.c (variable_tracking_main_1): Don't track
        variables for targetm.no_register_allocation targets.

2015-03-26  Oleg Endo  <olegendo@gcc.gnu.org>

        * config/sh/t-linux (DEFAULT_ENDIAN, MULTILIB_EXCEPTIONS): Remove.
        * config/sh/t-sh (MULTILIB_EXCEPTIONS): Handle default endian.

2015-03-25  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/65569
        * config/rs6000/rs6000.md (extenddftf2_fprs): On VSX systems use
        XXLXOR to create 0.0.  On pre-VSX systems make sure the constant
        0.0 is correctly setup.
        (extenddftf2_internal): Likewise.

2015-03-25  Sebastian Pop  <s.pop@samsung.com>

        PR tree-optimization/65177
        * tree-ssa-threadupdate.c (verify_seme): Renamed verify_jump_thread.
        (bb_in_bbs): New.
        (duplicate_seme_region): Renamed duplicate_thread_path.  Redirect all
        edges not adjacent on the path to the original code.

2015-03-25  Uros Bizjak  <ubizjak@gmail.com>

        PR bootstrap/65537
        * doc/install.texi (Building a native compiler): Document new
        bootstrap-lto-noplugin configuration.  Mention that bootstrap-lto
        configuration assumes that the host supports the linker plugin.

2015-03-25  Ilya Enkovich  <ilya.enkovich@intel.com>

        PR target/65508
        * tree-chkp.c (chkp_add_bounds_to_call_stmt): Set static
        chain for generated call.

2015-03-25  Richard Biener  <rguenther@suse.de>

        * passes.c (pass_manager::execute_early_local_passes): Guard
        execution of pass_chkp_instrumentation_passes with
        flag_check_pointer_bounds.
        (pass_chkp_instrumentation_passes::gate): Likewise.

2015-03-25  Martin Liska  <mliska@suse.cz>

        PR tree-optimization/65538
        * symbol-summary.h (function_summary::~function_summary):
        Relese memory for allocated summaries.
        (function_summary::release): New function.

2015-03-25  Jakub Jelinek  <jakub@redhat.com>

        PR lto/65515
        * lto-streamer-out.c (DFS::worklist): New struct.
        (DFS::worklist_vec): New data member.
        (DFS::next_dfs_num): Remove.
        (DFS::DFS): Rewritten using worklist instead of recursion,
        using most of code from DFS::DFS_write_tree.
        (DFS::DFS_write_tree_body): Remove SINGLE_P argument, don't
        pass it to DFS_write_tree calls.
        (DFS::DFS_write_tree): Remove SINGLE_P argument, after
        quick initial checks push it into worklist_vec and return.

2015-03-25  Richard Biener  <rguenther@suse.de>

        PR middle-end/65519
        * genmatch.c (expr::gen_transform): Re-write to avoid
        using gimple_build.

2015-03-25  Bin Cheng  <bin.cheng@arm.com>

        * doc/sourcebuild.texi (arm_tune_string_ops_prefer_neon): New.

2015-03-25  Bin Cheng  <bin.cheng@arm.com>

        * config/arm/arm.opt (print_tune_info): New option.
        * config/arm/arm.c (arm_print_tune_info): New function.
        (arm_file_start): Call arm_print_tune_info.
        * config/arm/arm-protos.h (struct tune_params): Add comment.
        * doc/invoke.texi (@item -mprint-tune-info): New item.
        (-mtune): mention it in ARM Option Summary.

2015-03-25  DJ Delorie  <dj@redhat.com>

        * config/rl78/rl78.c (rl78_print_operand_1): Move 'p' test to
        correct clause.

2015-03-24  Jan Hubicka  <hubicka@ucw.cz>
            Martin Liska  <mliska@suse.cz>

        * ipa-icf-gimple.h (return_with_result): Add missing colon to dump.
        * ipa-icf.c (sem_function::get_hash): Hash new declaration properties.
        (sem_item::add_type): New function.
        (sem_function::hash_stmt): Add TREE_TYPE of gimple_op.
        (sem_function::compare_polymorphic_p): Do not consider indirect calls.
        (sem_item_optimizer::update_hash_by_addr_refs): Add ODR type to hash.
        (sem_function::equals_wpa): Fix typo.
        * ipa-icf.h (sem_item::add_type): New function.
        (symbol_compare_hashmap_traits): Replace hashing of pointer with symbol
        order.

2015-03-24  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/65533
        * tree-vect-slp.c (vect_build_slp_tree): Before re-trying
        with swapped operands, call vect_free_slp_tree on
        SLP_TREE_CHILDREN of child and truncate the SLP_TREE_CHILDREN
        vector.

2015-03-24  Richard Biener  <rguenther@suse.de>

        PR middle-end/65517
        * tree-cfg.c (remove_edge_and_dominated_blocks): Mark loops
        for fixup if necessary.

2015-03-23  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/extend.texi (Function Attributes): Add @cindex entries
        for all attributes and regularize their format.  Delete text
        about long-obsolete 68HC11 and 68HC12 targets.  Move misplaced
        information about "eightbit_data", "tiny_data", and "model"
        variable attributes to the Variable Attributes section.  Fix
        some obvious typos and copy-editing issues.
        (Variable Attributes, Type Attributes): Likewise add/fix
        @cindex entries for all attributes.

2015-03-23  Jakub Jelinek  <jakub@redhat.com>

        PR target/65523
        * tree-chkp.c (chkp_build_returned_bound): Ignore
        ERF_RETURNS_ARG calls if they have fewer than needed arguments.

2015-03-23  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/65505
        * config/sh/predicates.md (simple_mem_operand,
        displacement_mem_operand): Add test for reg.
        (short_displacement_mem_operand): Test for displacement_mem_operand
        before invoking sh_disp_addr_displacement.
        * config/sh/constraints.md (Sdd, Sra): Simplify.
        * config/sh/sync.md (atomic_mem_operand_0, atomic_mem_operand_1):
        Remove redundant displacement_mem_operand tests.

2015-03-23  Georg-Johann Lay  <avr@gjlay.de>

        PR target/65296
        * config/avr/driver-avr.c (avr_devicespecs_file): Allow to specify
        the same -mmcu=MCU more than once.

2015-03-23  Jakub Jelinek  <jakub@redhat.com>

        PR bootstrap/65522
        * ipa-devirt.c: Remove duplicate demangle.h include.

        PR target/65504
        * config/i386/i386.c (ix86_copy_addr_to_reg): Set REG_POINTER
        on the pseudo.
        (expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Set
        REG_POINTER on *destptr after adjusting it for prologue size.

        PR ipa/65521
        * ipa-icf.c (sem_item::update_hash_by_addr_refs): Hash
        ultimate_alias_target ()->order ints instead of
        ultimate_alias_target () pointers.

2015-03-23  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/65518
        * tree-vect-stmts.c (vectorizable_load): Reject single-element
        interleaving cases we generate absymal code for.

2015-03-23  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/65494
        * tree-vect-slp.c (vect_build_slp_tree): Do not (re-)allocate
        matches here.
        (vect_analyze_slp_instance): But do that here, always and once.

2015-03-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * expmed.c (synth_mult): Fix comment about multiplying by T-1 and
        adding T or multiplying by T+1 and subracting T.

2015-03-22  Jeff Law  <law@redhat.com>

        PR rtl-optimization/64317
        * Makefile.in (OBJS): Add gcse-common.c
        * gcse.c: Include gcse-common.h
        (struct modify_pair_s): Move structure definition to gcse-common.h
        (compute_transp): Move function to gcse-common.c.
        (canon_list_insert): Similarly.
        (record_last_mem_set_info): Break out some code and put it into
        gcse-common.c.  Call into the new common code.
        (compute_local_properties): Pass additional arguments to compute_transp.
        * postreload-gcse.c: Include gcse-common.h and df.h
        (modify_mem_list_set, blocks_with_calls): New variables.
        (modify_mem_list, canon_modify_mem_list, transp): Likewise.
        (get_bb_avail_insn): Pass in the expression index too.
        (alloc_mem): Allocate memory for the new bitmaps and lists.
        (free_mem): Free memory for the new bitmaps and lists.
        (insert_expr_in_table): Record a bitmap index for each entry we
        add to the table.
        (record_last_mem_set_info): Call into common code in gcse-common.c.
        (get_bb_avail_insn): If no available insn was found in the requested
        BB.  If BB has a single predecessor, see if the expression is
        transparent in BB and available in that single predecessor.
        (compute_expr_transp): New wrapper for compute_transp.
        (eliminate_partially_redundant_load): Pass expression's bitmap_index
        to get_bb_avail_insn.  Compute next_pred_bb_end a bit later.
        (gcse_after_reload_main): If there are elements in the hash table,
        then compute transparency for all the elements in the hash table.
        * gcse-common.h: New file.
        * gcse-common.c: New file.

2015-03-22  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/cpp.texi (Search Path): Hyphenate "command-line" when used
        as an adjective.
        (System Headers): Likewise.
        (Ifdef): Likewise.
        (Traditional macros): Likewise.
        (Invocation): Likewise.
        (Option Index): Likewise.
        * doc/cppopts.texi (-M): Likewise.
        (-finput-charset): Likewise.
        (--help): Likewise.
        * doc.invoke.texi (AVR Options): Likewise.
        (V850 Options): Likewise.

2015-03-22  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65475
        * ipa-devirt.c: Include demangle.h
        (odr_type_d): Add field rtti_broken.
        (odr_subtypes_equivalent_p): Do not require name to match.
        (compare_virtual_tables): Fix typo; if type already has ODR violation,
        bypass the tests; be ready for function referneces in vtables that are
        not DECL_VIRTUAL; make warnings to be OPT_Wodr.
        (warn_odr): Give up for nameless types.
        (warn_types_mismatch): Report mismatch in mangled names;
        report mismatch in anonymous namespaces; look into component types to
        give useful error; report when mismatch is dragged in from other ODR
        type.
        (odr_types_equivalent_p): Match types for being polymorphic; avoid
        duplicated diagnostics.
        (add_type_duplicate): Reorder checks so more informative ones come
        first; fix typo; do not output "the extra base is defined here" when
        we did not warn.
        (BINFO_N_BASE_BINFOS): Relax sanity check.

2015-03-22  Martin Liska  <mliska@suse.cz>
            Jakub Jelinek  <jakub@redhat.com>

        * config/i386/i386.c (def_builtin): Set deferred_isa_values for
        masks that can potentially include a builtin.
        (ix86_add_new_builtins): Introduce fast filter for isa values
        that cannot trigger builtin inclusion.

2015-03-22  Martin Liska  <mliska@suse.cz>

        * ipa-icf.c (sem_item::update_hash_by_addr_refs): New function.
        (sem_item::update_hash_by_local_refs): Likewise.
        (sem_variable::get_hash): Empty line is fixed.
        (sem_item_optimizer::execute): Include adding of hash references.
        (sem_item_optimizer::update_hash_by_addr_refs): New function.
        (sem_item_optimizer::build_hash_based_classes): Use local hash.
        * ipa-icf.h (sem_item::update_hash_by_addr_refs): New function.
        (sem_item::update_hash_by_local_refs): Likewise.

2015-03-20  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65502
        * ipa-comdats.c (enqueue_references): Walk through thunks.
        (ipa_comdats): Likewise.
        (set_comdat_group_1): New function.

2015-03-20  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65475
        * ipa-devirt.c (add_type_duplicate): Prevail polymorphic type over
        non-polymorphic

2015-03-22  Dave Korn  <dave.korn.cygwin@gmail.com>
            Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/contrib.texi (Contributors): Update entry for Danny Smith.

2015-03-21  Chung-Lin Tang  <cltang@codesourcery.com>
            Sandra Loosemore  <sandra@codesourcery.com>

        * config/nios2/nios2-protos.h (nios2_adjust_call_address): Adjust
        function parameter declaration.
        * config/nios2/nios2.md (call,call_value,sibcall,sibcall_value):
        Update arguments to nios2_adjust_call_address().
        (sibcall_internal): Rename from *sibcall.
        (sibcall_value_internal): Rename from *sibcall_value.
        * config/nios2/nios2.c (nios2_emit_add_constant): New function.
        (nios2_large_got_address): Add target temp reg parameter.
        (nios2_got_address): Adjust call to nios2_large_got_address, add
        force_reg around it.
        (nios2_load_pic_address): Add target temp reg parameter, replace call
        to nios2_got_address with corresponding code.
        (nios2_legitimize_constant_address): Update call to
        nios2_load_pic_address.
        (nios2_adjust_call_address): Add temp reg parameter, update PIC case
        to use temp reg for PIC loading purposes.
        (nios2_asm_output_mi_thunk): Implement TARGET_ASM_OUTPUT_MI_THUNK.
        (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define.
        (TARGET_ASM_OUTPUT_MI_THUNK): Likewise.

2015-03-21  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi (-fno-diagnostics-show-caret): Fix
        usage of "the @option{...}".
        (-Wopenmp-simd): Likewise.
        (-fsanitize-recover): Likewise.
        (-fsanitize-undefined-trap-on-error): Likewise.
        (-flto): Likewise.
        (tracer-dynamic-coverage-feedback): Likewise.
        (reorder-block-duplicate-feedback): Likewise.
        (loop-unroll-jam-size): Likewise.
        (-B): Likewise.
        (-I-): Likewise.
        (-mabs=legacy): Likewise.
        (-mupper-regs-df): Likewise.
        (-mupper-regs-sf): Likewise.
        (-mpointers-to-nested-functions): Likewise.

2015-03-21  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/extend.texi (Cilk Plus Builtins): Add markup.

2015-03-21  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi (-fcheck-pointer-bounds): Copy-edit, add
        additional index entries and cross-references.
        (-fchkp-check-incomplete-type): Likewise.
        (-fchkp-first-field-has-own-bounds): Likewise.
        (-fchkp-narrow-to-innermost-array): Likewise.
        (-fchkp-use-fast-string-functions): Likewise.
        (-fchkp-use-nochk-string-functions): Likewise.
        (-fchkp-use-static-const-bounds): Likewise.
        (-fchkp-treat-zero-dynamic-size-as-infinite): Likewise.
        (-fchkp-instrument-marked-only): Likewise.
        (-fchkp-use-wrappers): Likewise.
        (-static-libmpx): Likewise.
        (-static-libmpxwrappers): Likewise.
        * doc/extend.texi (bnd_legacy): Likewise.
        (bnd_instrument): Likewise.
        (bnd_variable_size): Likewise.
        (Pointer Bounds Checker builtins): Likewise.

2015-03-21  Tom de Vries  <tom@codesourcery.com>

        PR tree-optimization/65458
        * cgraph.c (cgraph_node::dump): Handle parallelized_function field.
        * cgraph.h (cgraph_node): Add parallelized_function field.
        * lto-cgraph.c (lto_output_node): Write parallelized_function field.
        (input_overwrite_node): Read parallelized_function field.
        * omp-low.c (expand_omp_taskreg, finalize_task_copyfn): Set
        parallelized_function on cgraph_node for child_fn.
        * tree-parloops.c: Add include of plugin-api.h, ipa-ref.h and cgraph.h.
        Remove include of gt-tree-parloops.h.
        (parallelized_functions): Remove static variable.
        (parallelized_function_p): Rewrite using parallelized_function field of
        cgraph_node.
        (create_loop_fn): Remove adding to parallelized_functions.
        * Makefile.in (GTFILES): Remove tree-parloops.c

2015-03-20  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/64366
        * lra.c (lra_update_insn_regno_info): Consider regs in
        CALL_INSN_FUNCTION_USAGE memory.

2015-03-20  Richard Biener  <rguenther@suse.de>

        PR middle-end/64715
        * tree-chrec.c (chrec_fold_poly_cst): Use useless_type_conversion_p
        for type comparison and gcc_checking_assert.
        (chrec_fold_plus_poly_poly): Likewise.
        (chrec_fold_multiply_poly_poly): Likewise.
        (chrec_convert_1): Likewise.
        * gimplify.c (gimplify_expr): Remove premature folding of
        &X + CST to &MEM[&X, CST].

2015-03-20  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-inline.c (can_inline_edge_p): Short circuit if inline_failed
        already is final.
        (ipa_inline): Recompute inline_failed codes.
        * cif-code.def (FUNCTION_NOT_OPTIMIZED, REDEFINED_EXTERN_INLINE,
        USES_COMDAT_LOCAL, ATTRIBUTE_MISMATCH, UNREACHABLE): Declare as
        CIF_FINAL_ERROR.

2015-03-20  Uros Bizjak  <ubizjak@gmail.com>

        PR rtl-optimization/60851
        * recog.c (constrain_operands): Accept a pseudo register before reload
        for LRA enabled targets.

2015-03-19  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/65240
        * config/rs6000/predicates.md (easy_fp_constant): Remove special
        -ffast-math handling that kept non-0 constants live in the RTL
        until reload.  Remove logic testing the number of instructions it
        took to create a constant in a GPR that was never used, due to a
        test for soft-float earlier.
        (memory_fp_constant): Delete, no longer used.

        * config/rs6000/rs6000.md (mov<MODE>_hardfloat): Remove
        alternatives for loading non-0 constants into GPRs for hard
        floating point that is no longer needed due to changes in
        easy_fp_constant.  Add support for loading 0.0 into GPRs.
        (mov<mode>_hardfloat32): Likewise.
        (mov<mode>_hardfloat64): Likewise.
        (mov<mode>_64bit_dm): Likewise.
        (movtd_64bit_nodm): Likewise.
        (pre-reload move FP constant define_split): Delete define_split,
        since it is no longer used.
        (extenddftf2_internal): Remove GHF constraints that are not valid
        for extenddftf2.

2015-03-19  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/63491
        * lra-constraints.c (check_and_process_move): Use src instead of
        sreg.  Remove some dead code.

2015-03-19  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65380
        * ipa-icf.c (sem_function::merge): Do not merge DECL_EXTERNAL symbols.
        (sem_variable::merge): Likewise.

2015-03-19  Martin Liska  <mliska@suse.cz>

        PR ipa/65465
        * cgraphunit.c (cgraph_node::create_wrapper): Correctly reset
        all fields of cgraph_thunk_info.

2015-03-19  Ilya Enkovich  <ilya.enkovich@intel.com>

        * ipa-chkp.c (chkp_maybe_create_clone): Don't try to
        clone instrumented thunks.

2015-03-19  Richard Biener  <rguenther@suse.de>

        Revert
        2015-03-10  Richard Biener  <rguenther@suse.de>

        PR middle-end/63155
        * tree-ssa-coalesce.h (verify_ssa_coalescing): Declare.
        * tree-ssa-coalesce.c: Include timevar.h.
        (attempt_coalesce): Handle graph being NULL.
        (coalesce_partitions): Call verify_ssa_coalescing if ENABLE_CHECKING.
        Split out abnormal coalescing to ...
        (perform_abnormal_coalescing): ... this function.
        (coalesce_ssa_name): Perform abnormal coalescing without computing
        live/conflict.
        (verify_ssa_coalescing_worker): New function.
        (verify_ssa_coalescing): Likewise.

2015-03-19  Bernd Edlinger  <bernd.edlinger@hotmail.de>
            Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/65400
        * tsan.c (instrument_gimple): Clear tail call flag on
        calls.

2015-03-19  Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/65400
        * ipa-split.c (find_return_bb): Allow TSAN_FUNC_EXIT internal
        call in the return bb.
        (find_split_points): Add RETURN_BB argument, don't call
        find_return_bb.
        (split_function): Likewise.  Add ADD_TSAN_FUNC_EXIT argument,
        if true append TSAN_FUNC_EXIT internal call after the call to
        the split off function.
        (execute_split_functions): Call find_return_bb here.
        Don't optimize if TSAN_FUNC_EXIT is found in unexpected places.
        Adjust find_split_points and split_function calls.

2015-03-18  DJ Delorie  <dj@redhat.com>

        * config/rl78/rl78-virt.md (andqi3_virt): Allow far operands.
        (iorqi3_virt): Likewise.

2015-03-18  Tom de Vries  <tom@codesourcery.com>

        * tree-parloops.c (parallelize_loops): Make static.
        * tree-parloops.h (parallelize_loops): Remove extern declaration.

2015-03-18  Andrew Stubbs  <ams@codesourcery.com>

        PR middle-end/64491
        Revert:
        2014-11-20  Andrew Stubbs  <ams@codesourcery.com>

        * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Warn if a loop
        condition would be removed due to undefined behaviour.

2015-03-18  Martin Liska  <mliska@suse.cz>

        PR ipa/65432
        * cgraph.c (cgraph_node::get_create): Remove unnecessary
        xstrdup_for_dump wrapper.
        * ipa-icf.c (sem_item::dump): Use symtab_node::name instead of
        sem_item::name.
        (sem_function::equals): Wrap symtab_node::name and symtab_node::asm_name
        with xstrdup_for_dump.
        (sem_variable::equals): Likewise.
        (sem_item_optimizer::read_section): Use symtab_node::name instead of
        sem_item::name.
        (sem_item_optimizer::parse_funcs_and_vars): Likewise.
        (sem_item_optimizer::merge_classes): Wrap symtab_node::name and
        symtab_node::asm_name with xstrdup_for_dump.
        (congruence_class::dump): Use symtab_node::name instead of
        sem_item::name.
        * ipa-icf.h (symtab_node::name): Remove.
        (symtab_node::asm_name): Likewise.

2015-03-18  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/65450
        * tree-vect-data-refs.c (vect_duplicate_ssa_name_ptr_info): New
        function.
        (vect_create_addr_base_for_vector_ref, vect_create_data_ref_ptr): Use
        it instead of duplicate_ssa_name_ptr_info.

        PR target/65222
        * doc/invoke.texi: Add knl as x86 -march=/-mtune= CPU type.

2015-03-18  Richard Biener  <rguenther@suse.de>

        * tree-data-ref.h (struct access_matrix): Remove.
        (AM_LOOP_NEST, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
        AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
        AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT): Likewise.
        (am_vector_index_for_loop): Likewise.
        (struct data_reference): Remove access_matrix member.
        (DR_ACCESS_MATRIX): Remove.
        (lambda_vector_new): Add comment.
        (lambda_matrix_new): Use XOBNEWVEC.

2015-03-18  Richard Biener  <rguenther@suse.de>

        * tree-ssa-loop-ch.c (pass_data_ch): Remove TODO_cleanup_cfg.
        (pass_ch::execute): Cleanup the CFG only if we did sth.
        * tree-vect-generic.c (pass_data_lower_vector): Remove TODO_cleanup_cfg.

2015-03-18  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * expmed.c (synth_mult): Use std::swap instead of manually
        swapping algorithms.

2015-03-18  Jakub Jelinek  <jakub@redhat.com>

        PR target/65078
        * config/i386/sse.md (movsi/movdi -> vec_extract_*_0 splitter): New.

2015-03-16  Georg-Johann Lay  <avr@gjlay.de>

        PR target/65296
        * config/avr/avr.opt (-nodevicelib): New option.
        * doc/invoke.texi (AVR Options): Document it.
        * config/avr/avrlibc.h (LIB_SPEC, LIBGCC_SPEC) [avr1]: Don't link
        libgcc.a, libc.a, libm.a.
        * config/avr/specs.h: Same.
        * config/avr/gen-avr-mmcu-specs.c (print_mcu): Don't print specs
        which don't (directly) depend on the device.  Print more help.
        (*avrlibc_devicelib) [-nodevicelib]: Don't link libdev.a.
        (*cpp): Don't define __AVR_DEV_LIB_NAME__.
        * config/avr/driver-avr.c: Remove -nodevicelib from option list in
        case of an error.
        (avr_devicespecs_file): Use suffix "%s" instead of absolute path
        for specs file name.
        * config/avr/avr-arch.h (avr_mcu_t) [.library_name]: Remove.
        * config/avr/avr-mcus.def: Adjust initializers and comments.

2015-03-16  Jan Hubicka  <hubicka@ucw.cz>

        * tree-sra.c (ipa_sra_preliminary_function_checks): Use
        DECL_ONE_ONLY to check if decl is one only.
        * ipa-split.c (consider_split): Limit splitt of one only functions.

2015-03-16  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/65427
        * tree-vect-generic.c (do_cond, expand_vector_scalar_condition): New
        functions.
        (expand_vector_operations_1): Handle BLKmode vector COND_EXPR.

2015-03-16  Marek Polacek  <polacek@redhat.com>

        * cgraph.h (add_new_static_var): Remove declaration.
        * varpool.c (add_new_static_var): Remove function.

2015-03-16  Jakub Jelinek  <jakub@redhat.com>

        * omp-low.c (expand_omp_target): Use auto_vec<tree, 11>
        instead of vec<tree> * with vec_alloc and release for args.
        Adjust all users.

        PR middle-end/65431
        * omp-low.c (delete_omp_context): Only splay_tree_delete
        reduction_map in GIMPLE_OMP_TARGET is_gimple_omp_offloaded
        is_gimple_omp_oacc contexts.  Don't look at ctx->outer.

2015-03-16  Max Ostapenko  <m.ostapenko@partner.samsung.com>

        PR sanitizer/64820
        * cfgexpand.c (align_base): New function.
        (alloc_stack_frame_space): Call it.
        (expand_stack_vars): Align prev_frame to be sure
        data->asan_vec elements aligned properly.

2015-03-16  Eric Botcazou  <ebotcazou@adacore.com>

        PR middle-end/65409
        * expr.c (store_field): Do not do a direct block copy if the source is
        a PARALLEL with BLKmode.

2015-03-16  Tom de Vries  <tom@codesourcery.com>

        PR middle-end/65414
        Revert:
        2015-03-12  Tom de Vries  <tom@codesourcery.com>

        PR rtl-optimization/64895
        * lra-lives.c (check_pseudos_live_through_calls): Use
        actual_call_used_reg_set instead of call_used_reg_set, if available.

2015-03-16  Alan Modra  <amodra@gmail.com>

        PR target/63150
        * config/rs6000/rs6000.md (bswapdi2): Remove one scratch reg.
        Modify Z->r bswapdi splitter to use dest in place of scratch.
        In r->Z and Z->r bswapdi splitter rename word_high, word_low
        to word1, word2 and rearrange logic to suit.
        (bswapdi2_64bit): Remove early clobber on Z->r alternative.
        (bswapdi2_ldbrx): Likewise.  Remove '??' on r->r.
        (bswapdi2_32bit): Remove early clobber on Z->r alternative.
        Add one '?' on r->r.  Modify Z->r splitter to avoid need for
        early clobber.

2015-03-14  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/65369
        * tree-vect-stmts.c (vectorizable_load) <case dr_explicit_realign>:
        Set bump to vs * TYPE_SIZE_UNIT (elem_type) - 1 instead of
        (vs - 1) * TYPE_SIZE_UNIT (elem_type).

        PR tree-optimization/65418
        * tree-ssa-reassoc.c (extract_bit_test_mask): If there
        are casts in the first PLUS_EXPR operand, ensure tbias and
        *totallowp are in the inner type.

        PR rtl-optimization/65401
        * combine.c (rtx_equal_for_field_assignment_p): Add widen_x
        argument.  If true, adjust_address_nv of x with big-endian
        correction for the mode widening to GET_MODE (y).
        (make_field_assignment): Don't do MEM mode widening here.
        Use MEM_P instead of GET_CODE == MEM.

2015-03-13  Ilya Verbin  <ilya.verbin@intel.com>

        * varpool.c (varpool_node::get_create): Don't set 'offloadable' flag for
        the external decls.

2015-03-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        PR target/64600
        * config/arm/arm.c (arm_gen_constant, AND case): Use
        ARM_SIGN_EXTEND when constructing AND mask.

2015-03-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        * graph.c (print_graph_cfg): Make function names visible and append
        parenthesis to it.  Also make groups of basic blocks belonging to the
        same function visible.

2015-03-12  Richard Biener  <rguenther@suse.de>

        PR middle-end/44563
        * tree-inline.c (gimple_expand_calls_inline): Walk BB backwards
        to avoid quadratic behavior with inline expansion splitting blocks.
        * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Do not merge block
        with the successor if the predecessor will be merged with it.
        * tree-cfg.c (gimple_can_merge_blocks_p): We can't merge the
        entry block with its successor.

2015-03-13  Richard Biener  <rguenther@suse.de>

        PR middle-end/44563
        * tree-cfgcleanup.c (split_bb_on_noreturn_calls): Remove.
        (cleanup_tree_cfg_1): Do not call it.
        (execute_cleanup_cfg_post_optimizing): Fixup the CFG here.
        (fixup_noreturn_call): Mark the stmt as control altering.
        * tree-cfg.c (execute_fixup_cfg): Do not dump the function
        here.
        (pass_data_fixup_cfg): Produce a dump file.
        * tree-ssa-dom.c: Include tree-cfgcleanup.h.
        (need_noreturn_fixup): New global.
        (pass_dominator::execute): Fixup queued noreturn calls.
        (optimize_stmt): Queue calls that became noreturn for fixup.
        * tree-ssa-forwprop.c (pass_forwprop::execute): Likewise.
        * tree-ssa-pre.c: Include tree-cfgcleanup.h.
        (el_to_fixup): New global.
        (eliminate_dom_walker::before_dom_childre): Queue calls that
        became noreturn for fixup.
        (eliminate): Fixup queued noreturn calls.
        * tree-ssa-propagate.c: Include tree-cfgcleanup.h.
        (substitute_and_fold_dom_walker): New member stmts_to_fixup.
        (substitute_and_fold_dom_walker::before_dom_children): Queue
        alls that became noreturn for fixup.
        (substitute_and_fold): Fixup queued noreturn calls.

2015-03-12  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-icf.c (sem_function::equals_wpa): Match CXX_CONSTRUCTOR_P
        and CXX_DESTURCTOR_P. For consutrctors match ODR type of class they
        are building; for methods check ODR type of class they belong to if
        they may lead to a polymorphic call.
        (sem_function::compare_polymorphic_p): Be bit smarter about testing
        when function may lead to a polymorphic call.
        (sem_function::compare_type_list): Remove.
        (sem_variable::equals): Update use of compatible_types_p.
        (sem_variable::parse_tree_refs): Remove.
        (sem_item_optimizer::filter_removed_items): Do not filter out CXX
        cdtor.
        * ipa-icf-gimple.c (func_checker::compare_decl): Do polymorphic
        matching here.
        (func_checker::compatible_polymorphic_types_p): Break out from ...
        (unc_checker::compatible_types_p): ... here.
        * ipa-icf-gimple.h (func_checker::compatible_polymorphic_types_p):
        Declare.
        (unc_checker::compatible_types_p): Update.
        * ipa-icf.h (compare_type_list, parse_tree_refs, compare_sections):
        Remove.

2015-03-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        PR rtl-optimization/65235
        * simplify-rtx.c (simplify_binary_operation_1, VEC_SELECT case):
        When first element of vec_concat is const_int, calculate its size
        using second element.

2015-03-12  Richard Biener  <rguenther@suse.de>

        PR middle-end/65270
        * fold-const.c (operand_equal_p): Fix ordering of resetting
        OEP_ADDRESS_OF and checking for it in the [TARGET_]MEM_REF case.

2015-03-12  Dominik Vogt  <vogt@linux.vnet.ibm.com>

        * config/s390/s390.c (s390_reorg): Move code to output nops after label
        to s390_reorg ().
        (s390_asm_output_function_label): Likewise.
        * config/s390/s390.c (s390_asm_output_function_label):
        Fix function label alignment with -mhtopatch.
        * config/s390/s390.md ("unspecv"): New values UNSPECV_NOP_2_BYTE,
        UNSPECV_NOP_4_BYTE and UNSPECV_NOP_6_BYTE
        ("nop_2_byte"): New define_insn.
        ("nop_4_byte"): Likewise.
        ("nop_6_byte"): Likewise.
        * doc/extend.texi (hotpatch): hotpatch attribute doc fixes.
        * doc/invoke.texi (-mhotpatch): -mhotpatch doc fixes.

2015-03-12  Ilya Enkovich  <ilya.enkovich@intel.com>

        PR target/65103
        * config/i386/i386.c (ix86_address_cost): Fix cost of a PIC
        register.

2015-03-12  Ilya Enkovich  <ilya.enkovich@intel.com>

        PR target/65044
        * toplev.c (process_options): Restrict Pointer Bounds Checker
        usage with Address Sanitizer.

2015-03-12  Richard Biener  <rguenther@suse.de>

        * tree-cfg.c (gimple_split_block): Remove loop finding stmt
        to split on.
        * omp-low.c (expand_omp_taskreg): Split block before removing
        the stmt.
        (expand_omp_target): Likewise.
        * ubsan.c (ubsan_expand_null_ifn): Adjust stmt if we replaced it.
        * tree-parloops.c (create_call_for_reduction_1): Pass a proper
        stmt to split_block.

2015-03-12  Tom de Vries  <tom@codesourcery.com>

        PR rtl-optimization/64895
        * lra-lives.c (check_pseudos_live_through_calls): Use
        actual_call_used_reg_set instead of call_used_reg_set, if available.

2015-03-10  Jan Hubicka  <hubicka@ucw.cz>

        * cgraph.c (cgraph_node::release_body): Free function_in_decl_state.
        (cgraph_node::remove): Likewise.
        (cgraph_node::get_untransformed_body): Likewise.
        * varpool.c (varpool_node::remove): Likewise.
        (varpool_node::get_constructor): Add sanity check.

2015-03-11  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi (-fgnu89-inline): Remove discussion about
        old GCC versions.
        (-fabi-compat-version): Likewise.
        (-ffriend-injection): Likewise.
        (-Wdeclaration-after-statement): Likewise.
        (-fomit-frame-pointer): Likewise.
        (-ftree-coalesce-inlined-vars): Likewise.
        (-fvisibility=): Likewise.
        * doc/extend.texi (Typeof): Likewise.
        (Zero Length): Likewise.
        (Escaped Newlines): Likewise.
        (Compound Literals): Likewise.
        (Function Attributes): Likewise.
        (Label Attributes): Likewise.
        (Type Attributes): Likewise.
        (Function Names): Likewise.
        (Other Builtins): Likewise.
        (Function Specific Option Pragmas): Likewise.
        (C++ Interface): Likewise.

2015-03-11  Thomas Schwinge  <thomas@codesourcery.com>

        * config/nvptx/nvptx.h (LIBSTDCXX): Define to "gcc".

2015-03-11  Marek Polacek  <polacek@redhat.com>

        PR tree-optimization/65388
        * tree-ssa-tail-merge.c (same_succ_def::equal): Fix typo in comparison.

2015-03-10  Georg-Johann Lay  <avr@gjlay.de>

        PR target/65296
        * configure.ac [avr]: Check as for options -mrmw, --mlink-relax.
        * configure: Regenerate.
        * config.in: Regenerate.
        * doc/invoke.texi (AVR Options) [-mrmw]: Document it.
        [-mn-flash]: Document it.
        [__AVR_ARCH__]: Document avrtiny.

        * config/avr/gen-avr-mmcu-specs.c (config.h): Include it.
        (*asm_relax): Only define spec if HAVE_AS_AVR_MLINK_RELAX_OPTION.
        (*asm_rmw): Only define spec if HAVE_AS_AVR_MRMW_OPTION.

2015-03-11  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

        * doc/invoke.texi: Add missing cpu values (z196, zEC12).

2015-03-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/65242
        * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Do not
        allow reloads of PLUS in floating point/VSX registers.

2015-03-11  Junmo Park  <junmoz.park@samsung.com>

        * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Add
        crypto_sha256_fast.
        (cortex_a57_crypto_complex): Add crypto_sha256_slow.

2015-03-11  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/65310
        * tree-sra.c (build_ref_for_offset): Also preserve larger
        alignment.

2015-03-11  Marat Zakirov  <m.zakirov@samsung.com>

        * asan.c (instrument_derefs): Disable instrumentation on asan-globals=0.

2015-03-10  Jakub Jelinek  <jakub@redhat.com>

        PR target/65368
        * config/i386/i386.md (bmi2_bzhi_<mode>3): Removed define_insn,
        new define_expand.
        (*bmi2_bzhi_<mode>3, *bmi2_bzhi_<mode>3_1): New define_insns.

2015-03-10  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-icf.c (sem_function::equals_wpa): Move here some checks from ...
        (sem_function::equals_wpa): ... here.

2015-03-10  Marek Polacek  <polacek@redhat.com>
            Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/65367
        * ubsan.c (ubsan_expand_objsize_ifn): Update GSI instead of GSI_ORIG
        when only removing the statement.  Handle expanding UBSAN_OBJECT_SIZE
        separately.

2015-03-10  Jakub Jelinek  <jakub@redhat.com>

        PR target/65286
        * config/rs6000/t-linux: For powerpc64* target set
        MULTILIB_OSDIRNAMES instead of MULTIARCH_DIRNAME.

2015-03-10  Richard Biener  <rguenther@suse.de>

        PR middle-end/44563
        * tree-inline.c (copy_cfg_body): Skip block mapped to entry/exit
        for redirect_all_calls.

2015-03-10  Marek Polacek  <polacek@redhat.com>

        * gdbinit.in (pcfun): Define and document.

2015-03-10  Ilya Verbin  <ilya.verbin@intel.com>

        * config/i386/intelmic-mkoffload.c: Include intelmic-offload.h instead
        of libgomp-plugin.h.
        (find_target_compiler): Support a case when the path to gcc is
        specified in the PATH env var, so COLLECT_GCC doesn't contain a path.
        (generate_host_descr_file): Use GOMP_DEVICE_INTEL_MIC from
        intelmic-offload.h instead of OFFLOAD_TARGET_TYPE_INTEL_MIC from
        libgomp-plugin.h.
        (main): Use GCC_INSTALL_NAME as target_driver_name.
        * config/i386/t-intelmic (CFLAGS-mkoffload.o): Add GCC_INSTALL_NAME
        define.
        (mkoffload.o): Remove obsolete include path and defines.
        (mkoffload$(exeext)): Use $(LINKER) instead of $(COMPILER).

2015-03-10  Richard Biener  <rguenther@suse.de>

        PR middle-end/63155
        * tree-ssa-coalesce.h (verify_ssa_coalescing): Declare.
        * tree-ssa-coalesce.c: Include timevar.h.
        (attempt_coalesce): Handle graph being NULL.
        (coalesce_partitions): Call verify_ssa_coalescing if ENABLE_CHECKING.
        Split out abnormal coalescing to ...
        (perform_abnormal_coalescing): ... this function.
        (coalesce_ssa_name): Perform abnormal coalescing without computing
        live/conflict.
        (verify_ssa_coalescing_worker): New function.
        (verify_ssa_coalescing): Likewise.

2015-03-10  Georg-Johann Lay  <avr@gjlay.de>

        PR target/65296
        * config.gcc (extra_options) [avr]: Remove.
        (extra_gcc_objs) [avr]: Use driver-avr.o, avr-devices.o.
        (tm_file) [avr]: Add avr/specs.h after avr/avr.h.
        (tm_defines) [avr-*-rtems*]: Add WITH_RTEMS.

        * config/avr/avr.opt (config/avr/avr-arch.h): Remove include.
        (-mmcu=): Add Var and MissingArgError properties.
        (-march=): Remove.
        * config/avr/genmultilib.awk: Use -mmcu= instead of -march=.
        * config/avr/t-multilib: Regenerate.
        * config/avr/specs.h: New file.
        * config/avr/driver-avr.c: New file.
        * config/avr/genopt.sh: Remove file.
        * config/avr/avr-tables.opt: Remove file.
        * config/avr/predicates.md (avr_current_arch): Rename to avr_arch.
        * config/avr/avr-c.c: Same.
        * avr-arch.h: Same.
        (avr_current_device): Remove proto.
        * config/avr/avr.h (avr_current_arch): Rename to avr_arch.
        (AVR_HAVE_8BIT_SP): Don't depend on avr_current_device.
        (EXTRA_SPEC_FUNCTIONS): Define.
        (avr_devicespecs_file): New specs function proto.
        (DRIVER_SELF_SPECS): Use device-specs-file spec function.
        * config/avr/avr.c (avr_current_arch): Rename to avr_arch.
        (avr_current_device): Remove definition and usage.
        (avr_set_core_architecture): New static function.
        (avr_option_override): Use it.
        * config/avr/avr-devices.c (diagnostic.h, avr-arch.h): Include them.
        (mcu_name): New static array.
        (comparator, avr_archs_str, avr_mcus_str): New static functions.
        (avr_inform_devices, avr_inform_core_architectures): New functions.
        * config/avr/gen-avr-mmcu-specs.c (avr-arch.h, specs.h): Include.
        (avrlibc.h) [WITH_AVRLIBC]: Include.
        (../rtems.h, rtems.h) [WITH_RTEMS]: Include.
        (print_mcu): Rewrite from scratch.
        * config/avr/avrlibc.h (LIB_SPEC, LIBGCC_SPEC, STARTFILE_SPEC):
        Forward to avr-specific specs defined in device-specs file.
        * config/avr/t-avr (driver-avr.o): New rule.
        (avr-devices.o): Depend on avr-arch.h.
        (avr-mcus): No more depend on avr-tables.opt.
        (avr-tables.opt): Remove rule.
        (install-device-specs): Use INSTALL_DATA, not INSTALL_PROGRAM.

2015-03-10  Ilya Enkovich  <ilya.enkovich@intel.com>

        * c-family/c.opt (fchkp-use-wrappers): New.
        * ipa-chkp.c (CHKP_WRAPPER_SYMBOL_PREFIX): New.
        (chkp_wrap_function): New.
        (chkp_build_instrumented_fndecl): Support wrapped
        functions.
        * doc/invoke.texi (-fcheck-pointer-bounds): New.
        (-fchkp-check-incomplete-type): New.
        (-fchkp-first-field-has-own-bounds): New.
        (-fchkp-narrow-bounds): New.
        (-fchkp-narrow-to-innermost-array): New.
        (-fchkp-optimize): New.
        (-fchkp-use-fast-string-functions): New.
        (-fchkp-use-nochk-string-functions): New.
        (-fchkp-use-static-bounds): New.
        (-fchkp-use-static-const-bounds): New.
        (-fchkp-treat-zero-dynamic-size-as-infinite): New.
        (-fchkp-check-read): New.
        (-fchkp-check-write): New.
        (-fchkp-store-bounds): New.
        (-fchkp-instrument-calls): New.
        (-fchkp-instrument-marked-only): New.
        (-fchkp-use-wrappers): New.
        (-static-libmpx): New.
        (-static-libmpxwrappers): New.

2015-03-10  Ilya Enkovich  <ilya.enkovich@intel.com>

        * config/i386/linux-common.h (LIBMPX_WRAPPERSSPEC): New.
        (CHKP_SPEC): Add wrappers library.
        * c-family/c.opt (static-libmpxwrappers): New.

2015-03-10  Ilya Enkovich  <ilya.enkovich@intel.com>

        * config/i386/linux-common.h (LIBMPX_LIBS): New.
        (LIBMPX_SPEC): New.
        (CHKP_SPEC): New.
        * gcc.c (CHKP_SPEC): New.
        (LINK_COMMAND_SPEC): Add CHKP_SPEC.
        * c-family/c.opt (static-libmpx): New.

2015-03-10  Richard Biener  <rguenther@suse.de>

        PR middle-end/44563
        * cgraph.h (struct cgraph_edge_hasher): Add hash overload
        for compare_type.
        * cgraph.c (cgraph_edge_hasher::hash): Inline htab_hash_pointer.
        (cgraph_update_edge_in_call_site_hash): Use cgraph_edge_hasher::hash.
        (cgraph_add_edge_to_call_site_hash): Likewise.
        (cgraph_node::get_edge): Likewise.
        (cgraph_edge::set_call_stmt): Likewise.
        (cgraph_edge::remove_caller): Likewise.

2015-03-10  Chung-Ju Wu  <jasonwucj@gmail.com>

        * config/nds32/nds32.h (callee_saved_regs_size): Rename to ...
        (callee_saved_gpr_regs_size): ... this.
        (callee_saved_regs_first_regno): Rename to ...
        (callee_saved_first_gpr_regno): ... this.
        (callee_saved_regs_last_regno) Rename to ...
        (callee_saved_last_gpr_regno): ... this.
        * config/nds32/nds32.c (nds32_compute_stack_frame): Adjust renamed
        variables.
        (nds32_initial_elimination_offset): Likewise.
        (nds32_expand_prologue): Likewise.
        (nds32_expand_epilogue): Likewise.
        (nds32_expand_prologue_v3push): Likewise.
        (nds32_expand_epilogue_v3pop): Likewise.
        * config/nds32/nds32-md-auxiliary.c (nds32_output_stack_push):
        Adjust renamed variables.
        (nds32_output_stack_pop): Likewise.

2015-03-10  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        * dominance.c (nearest_common_dominator_for_set): Fix A_Dominated_by_B
        code in comment.

2015-03-10  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/65321
        * cfgexpand.c (expand_debug_expr): Ensure shift amount isn't wider
        than shift mode.
        * var-tracking.c (use_narrower_mode): Likewise.

2015-03-10  Jan Hubicka  <hubicka@ucw.cz>

        PR tree-optimization/65355
        * varasm.c (notice_global_symbol): Do not produce RTL.
        * symtab.c (symtab_node::can_increase_alignment_p): Check for section
        anchor.
        * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
        check for section anchors.

2015-03-10  Alan Modra  <amodra@gmail.com>

        PR target/65286
        * config.gcc (powerpc*-*-linux*): Arrange for powerpc64le-linux
        to be single-arch by default.  Set cpu_is_64bit for powerpc64
        given --with-cpu=native.
        * config/rs6000/t-fprules: Do not set default MULTILIB vars.
        * config/rs6000/t-linux (MULTIARCH_DIRNAME): Support powerpc64
        and powerpc64le.
        * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Test
        rs6000_isa_flags rather than TARGET_64BIT.

2015-03-09  Yoshinori Sato  <ysato@users.sourceforge.jp>
            Kaz Kojima  <kkojima@gcc.gnu.org>

        * config/sh/t-linux (MULTILIB_EXCEPTIONS): Define for m2a cases.

2015-03-09  Jakub Jelinek  <jakub@redhat.com>

        PR lto/65361
        * ipa-devirt.c (add_type_duplicate): Don't use DECL_CONTEXT
        on a TREE_BINFO, instead use BINFO_TYPE.

2015-03-09  Richard Biener  <rguenther@suse.de>

        PR middle-end/65270
        * tree-core.h (enum operand_equal_flag): Add OEP_ADDRESS_OF.
        * fold-const.c (operand_equal_p): When recursing for ADDR_EXPRs
        operand set OEP_ADDRESS_OF.  Clear it when recursing to non-bases
        of that.  When comparing dereferences compare alignment.
        When comparing MEM_REFs or TARGET_MEM_REFs compare dependence info.

2015-03-08  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-inline-analysis.c (check_callers): Check
        node->can_remove_if_no_direct_calls_and_refs_p.
        (growth_likely_positive): Reorganize to call
        can_remove_if_no_direct_calls_p later.
        * cgraph.h (will_be_removed_from_program_if_no_direct_calls_p,
        will_be_removed_from_program_if_no_direct_calls_p): Add
        will_inline parameter.
        * cgraph.c (cgraph_node::can_remove_if_no_direct_calls_p,
        cgraph_node::will_be_removed_from_program_if_no_direct_calls_p):
        Handle inliner case correctly.

2015-03-09  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        PR tree-optimization/63743
        * cfgexpand.c (reorder_operands): Also reorder if only second operand
        had its definition forwarded by TER.

2015-03-08  Jan Hubicka  <hubicka@ucw.cz>

        PR lto/65316
        * ipa-utils.h (types_odr_comparable): Add strict argument.
        * ipa-devirt.c: Fix whitespace;
        (odr_hasher): Remove.
        (odr_name_hasher, odr_vtable_hasher): New hashers.
        (can_be_name_hashed_p): New predicate.
        (hash_type_name): remove.
        (hash_odr_name): New.
        (odr_name_hasher::hash): new.
        (can_be_vtable_hashed_p): New.
        (hash_odr_vtable): New.
        (odr_vtable_hasher::hash): New.
        (types_same_for_odr): Add strict parameter.
        (types_odr_comparable): Likewise.
        (odr_name_hasher::equal): New.
        (odr_vtable_hasher::equal): New.
        (odr_name_hasher::remove): New.
        (odr_hash_type): Change to hash_table<odr_name_hasher>.
        (odr_vtable_hash_type): New.
        (odr_vtable_hash): New.
        (odr_subtypes_equivalent_p): Do strict comparsion.
        (add_type_duplicate): Merge type names; cleanup; avoid type
        duplicates.
        (register_odr_type): Initialize vtable hash.
        (build_type_inheritance_graph): Likewise
        (get_odr_type): Reorg to use two hashes.
        (dump_possible_polymorphic_call_targets): Move sanity check after debug
        output.
        (ipa_devirt): Dump type_inheritance_graph.
        (types_same_for_odr): Add strict mode.

2015-03-05  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65334
        * cgraph.h (symtab_node): Add definition_alignment,
        can_increase_alignment_p and increase_alignment.
        * symtab.c (symtab_node::can_increase_alignment_p,
        increase_alignment_1, symtab_node::increase_alignment,
        symtab_node::definition_alignment): New.
        * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Use
        can_increase_alignment_p.
        * tree-vectorizer.c (increase_alignment): Use increase_alignment.
        * tree-vect-stmts.c (ensure_base_align): Likewise.
        * varasm.c (function_section_1): Use definition_alignment.
        (assemble_start_function): Likewise.
        (emit_local): likewise.
        (build_constant_desc): Likewsie.
        (output_constant_def_contents): Likewise.
        (place_block_symbol): Likewise.
        (output_object_block): Likewise.

2015-03-05  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65316
        * tree.c (free_lang_data_in_type): Be sure to keep BINFO_VTABLE
        when outputting debug.

2015-03-07  Marek Polacek  <polacek@redhat.com>
            Martin Uecker  <uecker@eecs.berkeley.edu>

        PR sanitizer/65280
        * doc/invoke.texi: Update description of -fsanitize=bounds.

2015-03-06  Wilco Dijkstra  <wilco.dijkstra@arm.com>

        * tree-ssa-phiopt.c (neg_replacement): Remove.
        (tree_ssa_phiopt_worker): Remove negate optimization.

2015-03-05  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65302
        * value-prof.c (gimple_ic): Pure dead eh edges when needed.

2015-03-06  Richard Biener  <rguenther@suse.de>

        PR middle-end/64928
        * tree-ssa-live.h (struct tree_live_info_d): Add livein_obstack
        and liveout_obstack members.
        (calculate_live_on_exit): Remove.
        (calculate_live_ranges): Change declaration.
        * tree-ssa-live.c (liveness_bitmap_obstack): Remove global var.
        (new_tree_live_info): Adjust.
        (calculate_live_ranges): Delete livein when not wanted.
        (calculate_live_ranges): Do not initialize liveness_bitmap_obstack.
        Deal with partly deleted live info.
        (loe_visit_block): Remove temporary bitmap by using
        bitmap_ior_and_compl_into.
        (live_worklist): Adjust accordingly.
        (calculate_live_on_exit): Make static.
        * tree-ssa-coalesce.c (coalesce_ssa_name): Tell calculate_live_ranges
        we do not need livein.

2015-03-06  Jonathan Wakely  <jwakely@redhat.com>

        * real.c (real_from_string): Fix typo in assertion.

2015-03-06  Alex Velenko  <alex.velenko@arm.com>

        * ChangeLog (2015-03-05): Reflect Richard Henderson as actual author of
        the patch.

2015-03-05  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-icf.c (sem_variable::equals_wpa): Check FINAL flags.

2015-03-05  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/64342
        * lra-assigns.c (find_hard_regno_for): Rename to
        find_hard_regno_for_1.  Add a new parameter.
        (find_hard_regno_for): New function using find_hard_regno_for_1.

2015-03-05  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        PR rtl-optimization/65067
        * expmed.c (store_bit_field, extract_bit_field): Reworked the
        strict volatile bitfield handling.

2015-03-05  Martin Liska  <mliska@suse.cz>

        PR ipa/65318
        * ipa-icf.c (sem_variable::equals): Compare variables types.

2015-03-05  Richard Henderson  <rth@redhat.com>

        PR target/65121
        * config/arm/arm.c (arm_function_in_section_p): Fix predicate to
        correctly check weak symbol binding.

2015-03-05  Steve Ellcey  <sellcey@imgtec.com>

        PR middle-end/65315
        * cfgexpand.c (expand_stack_vars): Update large_align to maximum
        needed alignment.

2015-03-05  Martin Liska  <mliska@suse.cz>

        * ipa-inline.c (inline_small_functions): Set default value to
        prevent warning during bootstrap.
        * tree.h: Add pragma guard that ignores false positives during
        bootstrap.

2015-03-05  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/65310
        * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
        Properly preserve alignment of the base of the access.

2015-03-05  Richard Biener  <rguenther@suse.de>

        PR ipa/65270
        * ipa-icf-gimple.c (func_checker::compare_memory_operand):
        Compare dependence info.

2015-03-05  Richard Biener  <rguenther@suse.de>

        PR middle-end/65233
        * ipa-polymorphic-call.c: Include tree-ssa-operands.h and
        tree-into-ssa.h.
        (walk_ssa_copies): Revert last chage.  Instead do not walk
        SSA names registered for SSA update.

2015-03-03  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65270
        * ipa-icf.c (sem_item::compare_cgraph_references): Compare
        vtable references for their containing type.
        (sem_function::equals_wpa): Compare TYPE_RESTRICT
        and type attributes.

2015-03-04  Eric Botcazou  <ebotcazou@adacore.com>

        * fold-const.c (round_up_loc): Cast divisor to signed on all paths
        before negating it.
        * stor-layout.c (finalize_record_size): Revert latest change.

2015-03-04  Andreas Tobler  <andreast@gcc.gnu.org>

        * config/rs6000/t-freebsd64: Remove 32-bit soft-float multilibs.

2015-03-03  Jan Hubicka  <hubicka@ucw.cz>

        * cgraph.c (cgraph_node::can_remove_if_no_direct_calls_p): Rewrite
        for correct comdat handling.
        (cgraph_node::will_be_removed_from_program_if_no_direct_calls_p):
        Likewise.
        * cgraph.h (call_for_symbol_and_aliases): Fix formating.
        (used_from_object_file_p_worker): Remove.
        (cgraph_node::only_called_directly_or_alised): Add
        used_from_object_file_p.
        * ipa-inline-analysis.c (growth_likely_positive): Optimie.
        * ipa-inline-transform.c (can_remove_node_now_p_1): Use
        can_remove_if_no_direct_calls_and_refs_p.

2015-03-04  Nick Clifton  <nickc@redhat.com>

        * config/rl78/rl78.h (enum reg_class): Remove real registers from
        General register class.
        * config/rl78/rl78-real.md: Replace general register constraints
        with real+virtual register constraints.

2015-03-04  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

        * config/s390/s390.c (s390_expand_builtin): Exlude non-htm builtins
        from checking for -mhtm option.

2015-03-03  Jan Hubicka  <hubicka@ucw.cz>

        * tree-sra.c (convert_callers): Use call_for_symbol_and_aliases.
        (struct ipa_sra_check_caller_data): Add has_thunk field.
        (ipa_sra_check_caller): Check for thunk.
        (ipa_sra_preliminary_function_checks): Give up on function with
        thunks.
        (ipa_early_sra): Use call_for_symbol_and_aliases.

2015-03-03  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/65249
        * config/sh/sh.md (symGOT_load): Use R0 reg for operands[2] when
        called for __stack_chk_guard symbol.

2015-03-03  DJ Delorie  <dj@redhat.com>

        * config/rl78/rl78-real.md (*addqi_real): Allow SADDR types for
        inc/dec.
        (*addhi3_real): Likewise.
        * config/rl78/rl78-virt.md (*inc<mode>3_virt): Additional
        pattern to match incrementing memory.
        * config/rl78/predicates.md (rl78_1_2_operand): New.
        * config/rl78/rl78.c (rl78_force_nonfar_3): Allow far mem-mem if
        it's the same and only mem.
        (rl78_alloc_physical_registers_op2): If there's effectively only
        one MEM, transcode it into HL.
        (rl78_far_p): Reject addresses that aren't legitimate.

2015-03-03  Eric Botcazou  <ebotcazou@adacore.com>

        * fold-const.c (round_up_loc): Cast divisor to HOST_WIDE_INT before
        negating it.

        * tree-sra.c (pa_sra_preliminary_function_checks): Fix typo in message.

2015-03-03  Max Filippov  <jcmvbkbc@gmail.com>

        Implement call0 ABI for xtensa
        * config/xtensa/constraints.md ("a" constraint): Include stack
        pointer in case of call0 ABI.
        ("q" constraint): Make empty in case of call0 ABI.
        ("D" constraint): Include stack pointer in case of call0 ABI.
        * config/xtensa/xtensa-protos.h (xtensa_set_return_address,
        xtensa_expand_epilogue, xtensa_regno_to_class): Add new function
        prototypes.
        * config/xtensa/xtensa.c (xtensa_callee_save_size): New
        variable.
        (xtensa_regno_to_class): Make it a local variable in the
        function xtensa_regno_to_class.
        (xtensa_function_epilogue, TARGET_ASM_FUNCTION_EPILOGUE): Remove
        macro, function prototype and implementation.
        (reg_nonleaf_alloc_order): Make it a local variable in the
        function order_regs_for_local_alloc.
        (xtensa_conditional_register_usage): New function.
        (TARGET_CONDITIONAL_REGISTER_USAGE): Define macro.
        (xtensa_valid_move): Allow direct moves to stack pointer
        register in call0 ABI.
        (xtensa_setup_frame_addresses): Only spill register windows in
        windowed ABI.
        (xtensa_emit_call): Emit call(x)8 or call(x)0 in windowed and
        call0 ABI respectively.
        (xtensa_function_arg_1): Only mark a7 register for copying in
        windowed ABI.
        (xtensa_call_save_reg): New function.
        (compute_frame_size): Add space for callee saved register
        storage to the frame size in call0 ABI.
        (xtensa_expand_prologue): Generate code to set up stack frame
        and save callee-saved registers in call0 ABI.
        (xtensa_expand_epilogue): New function.
        (xtensa_set_return_address): New function.
        (xtensa_return_addr): Calculate return address in call0 ABI.
        (xtensa_builtin_saveregs): Only mark a7 register for copying and
        emit copying code in windowed ABI.
        (order_regs_for_local_alloc): Add preferred register allocation
        order for non-leaf function in call0 ABI.
        (xtensa_static_chain): Add atatic chain passing for call0 ABI.
        (xtensa_asm_trampoline_template): Add trampoline generation for
        call0 ABI.
        (xtensa_trampoline_init): Add trampoline initialization for
        call0 ABI.
        (xtensa_conditional_register_usage, xtensa_regno_to_class): New
        functions.
        * config/xtensa/xtensa.h (TARGET_WINDOWED_ABI): New macro.
        (TARGET_CPU_CPP_BUILTINS): Add built-in define for call0 ABI.
        (CALL_USED_REGISTERS): Modify to encode both windowed and call0
        ABI call-used registers.
        (HARD_FRAME_POINTER_REGNUM): Add frame pointer for call0 ABI.
        (INCOMING_REGNO, OUTGOING_REGNO): Use argument unchanged in
        call0 ABI.
        (REG_CLASS_CONTENTS): Include all registers into the preferred
        reload registers set, adjust the set in the
        xtensa_conditional_register_usage.
        (xtensa_regno_to_class): Drop variable declaration.
        (REGNO_REG_CLASS): Redefine to use xtensa_regno_to_class
        function.
        (WINDOW_SIZE): Define as 8 or 0 for windowed and call0 ABI
        respectively.
        (FUNCTION_PROFILER): Add _mcount call for call0 ABI.
        (TRAMPOLINE_SIZE): Define trampoline size for call0 ABI.
        (RETURN_ADDR_IN_PREVIOUS_FRAME): Define to 0 in call0 ABI.
        (ASM_OUTPUT_POOL_PROLOGUE): Always generate literal pool
        location in call0 ABI.
        (EH_RETURN_STACKADJ_RTX): New definition, use a10 for passing
        stack adjustment size when handling exception.
        (CRT_CALL_STATIC_FUNCTION): Add definition for call0 ABI.
        * config/xtensa/xtensa.md (A9_REG, UNSPECV_BLOCKAGE): New
        definitions.
        ("return" pattern): Generate ret.n/ret in call0 ABI.
        ("epilogue" pattern): Expand epilogue.
        ("nonlocal_goto" pattern): Use default in call0 ABI.
        ("eh_return" pattern): Move implementation to eh_set_a0_windowed,
        emit eh_set_a0_* depending on ABI.
        ("eh_set_a0_windowed" pattern): Former eh_return pattern.
        ("eh_set_a0_call0", "blockage"): New patterns.

2015-03-03  Martin Liska  <mliska@suse.cz>

        PR ipa/65287
        * ipa-icf.c (sem_variable::parse): Skip all alias variables.

2015-03-03  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR 65138/target
        * config/rs6000/rs6000-tables.opt: Regenerate table.

2015-03-03  Renlin Li  <renlin.li@arm.com>

        * doc/md.texi (@item ^): Change ? into ^.

2015-03-03  H.J. Lu  <hongjiu.lu@intel.com>

        * doc/tm.texi: Regenerated.

2015-03-03  Max Filippov  <jcmvbkbc@gmail.com>

        * builtins.c (expand_builtin_return_addr): Add
        RETURN_ADDR_IN_PREVIOUS_FRAME to 'if' condition, remove
        surrounding #ifdef.
        * config/sparc/sparc.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Change
        definition to 1.
        * config/xtensa/xtensa.h (RETURN_ADDR_IN_PREVIOUS_FRAME):
        Likewise.
        * defaults.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Define to 0 if
        undefined.
        * doc/tm.texi.in (RETURN_ADDR_IN_PREVIOUS_FRAME): Update
        paragraph.

2015-03-03  Martin Jambor  <mjambor@suse.cz>
            Eric Botcazou  <ebotcazou@adacore.com>

        * tree-sra.c (ipa_sra_check_caller_data): New type.
        (has_caller_p): Removed.
        (ipa_sra_check_caller): New function.
        (ipa_sra_preliminary_function_checks): Use it.

2015-03-03  Martin Liska  <mliska@suse.cz>

        * ipa-icf.c (sem_item_optimizer::merge_classes): Use bit or
        instead of if branch.

2015-03-03  Martin Liska  <mliska@suse.cz>

        PR ipa/65282
        * ipa-icf.c (sem_variable::equals): Fix wrong condition.

2015-03-23  Jeff Law  <law@redhat.com>

        PR tree-optimization/65241
        * tree-ssa-dom.c (lookup_avail_expr): Only modify the avail_expr
        hash table if INSERT is true.

2015-03-03  Georg-Johann Lay  <avr@gjlay.de>

        PR target/65296
        * config.gcc (extra_gcc_objs) [avr-*-rtems*]: Remove.

2015-03-03  Georg-Johann Lay  <avr@gjlay.de>

        PR target/64331
        * config/avr/avr.c (context.h, tree-pass.h): Include them.
        (avr_pass_data_recompute_notes): New static variable.
        (avr_pass_recompute_notes): New class.
        (avr_register_passes): New static function.
        (avr_option_override): Call it.

2015-03-03  Georg-Johann Lay  <avr@gjlay.de>

        Fix various problems with specs file generation.

        PR target/65296
        * config.gcc (extra_gcc_objs) [avr]: Remove.
        * config/avr/driver-avr.c: Remove file.
        * config/avr/t-avr (driver-avr.o): Remove rule.
        (gen-avr-mmcu-specs): Use CXX_FOR_BUILD, CXXFLAGS_FOR_BUILD and
        INCLUDES to build.  Depend on TM_H.
        * config/avr/gen-avr-mmcu-specs.c: Tidy up code.  Fix various
        build warnings.  Fix non-matching types and non-existing %-codes.
        (tm.h): Include.
        (*lib) [!WITH_AVRLIBC]: Don't link libdev.a.
        (*libgcc) [WITH_AVRLIBC]: Add "-lm".
        * config/avr/avrlibc.h (LIBGCC_SPEC): Remove definition.
        * config/avr/avr.h (DRIVER_SELF_SPECS): Fix handling of -march=.
        (CPP_SPEC, CC1PLUS_SPEC, ASM_SPEC, LINK_SPEC, LIB_SPEC)
        (LIBGCC_SPEC): Remove definitions.

2015-03-03  Eric Botcazou  <ebotcazou@adacore.com>

        * config/ia64/ia64.c (expand_vec_perm_interleave_2): Use gen_raw_REG
        to create a register in testing mode.

2015-03-03  Martin Liska  <mliska@suse.cz>
            Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65263
        * cgraph.c (cgraph_node::has_thunk_p): New function.
        * cgraph.h (cgraph_node::has_thunk_p: Likewise.
        * ipa-icf.c (redirect_all_callers): Do not redirect thunks.
        (sem_function::merge): Assert is changed.

2015-03-03  Martin Liska  <mliska@suse.cz>
            Martin Jambor  <mjambor@suse.cz>

        PR ipa/65087
        * ipa-icf.c (sem_item_optimizer::execute): Change function
        return value to boolean.
        (sem_item_optimizer::merge_classes): Likewise.
        (ipa_icf_driver): Return TODO_remove_functions in case there's
        a merge operation processed.
        * ipa-icf.h: Change function return value to boolean.

2015-03-02  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR 65138/target
        * config/rs6000/rs6000-cpus.def (powerpc64le): Add new generic
        processor type for 64-bit little endian PowerPC.

        * config/rs6000/rs6000.c (rs6000_option_override_internal): If
        -mdebug=reg, print TARGET_DEFAULT.  Fix logic to use
        TARGET_DEFAULT if there is no default cpu.  Fix -mdebug=reg
        printing built-in mask so it does not pass NULL pointers.

        * doc/invoke.texi (IBM RS/6000 and PowerPC options): Document
        -mcpu=powerpc64le.

2015-03-02  Steve Ellcey  <sellcey@imgtec.com>

        PR target/58158
        * config/mips/mips.md (mov<mode>cc): Change ISA_HAS_SEL check to
        !ISA_HAS_FP_CONDMOVE.

2015-03-02  Aldy Hernandez  <aldyh@redhat.com>

        * config/i386/i386.md (*udivmod<mode>4_pow2): Remove
        reload_completed.

2015-03-02  Ulrich Drepper  <drepper@gmail.com>

        * doc/invoke.texi (Options for Code Generation Conventions):
        Fix URL of DSO paper.

2015-03-02  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65130
        * ipa-inline.c (check_callers): Looks for recursion.
        (inline_to_all_callers): Give up on uninlinable or recursive edges.
        * ipa-inline-analysis.c (inline_summary_t::duplicate): Do not update
        summary of inline clones.
        (do_estimate_growth_1): Fix recursion check.

2015-03-02  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64988
        * ipa-inline-transform.c (clone_inlined_nodes): Do not dissolve
        comdat groups.

2015-03-02  Jan Hubicka  <hubicka@ucw.cz>
            Aldy Hernandez  <aldyh@redhat.com>

        PR lto/65276
        * ipa-devirt.c (add_type_duplicate): Remove odr_violated assert
        when checking TYPE_BINFO.

2015-03-02  Richard Biener  <rguenther@suse.de>

        PR ipa/65270
        * ipa-icf-gimple.c: Include builtins.h.
        (func_checker::compare_memory_operand): Compare base alignment.

2015-03-02  Ilya Enkovich  <ilya.enkovich@intel.com>

        PR target/65184
        * gcc/config/i386/i386.c (ix86_pass_by_reference) Bounds
        are never passed by reference.

2015-03-02  Ilya Enkovich  <ilya.enkovich@intel.com>

        PR target/65183
        * tree-chkp.c (chkp_check_lower): Don't check against
        zero bounds for already instrumented functions.
        (chkp_check_upper): Likewise.
        (chkp_fini): Clean pass local data to avoid wrong reusage.

2015-02-28  Martin Liska  <mliska@suse.cz>
            Jan Hubicka  <hubicka@ucw.cz>

        * ipa-icf.c (sem_variable::equals): Improve debug output;
        get variable constructor.
        (sem_variable::parse): Do not filter out too early; give up on
        volatile and register vars.
        (sem_item_optimizer::filter_removed_items): Filter out nonreadonly
        variables.
        * ipa-icf.h (sem_variable::init): Do not set ctor.
        (sem_variable::ctor): Remove.

2015-03-01  Aldy Hernandez  <aldyh@redhat.com>

        PR middle-end/65233
        * ipa-polymorphic-call.c (walk_ssa_copies): Handle empty PHIs.

2015-02-28  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-icf.c: Include stor-layout.h
        (sem_function::compare_cgraph_references): Rename to ...
        (sem_item::compare_cgraph_references): ... this one.
        (sem_variable::equals_wpa): New function
        (sem_variable::equals): Do not check stuff already verified by
        equals_wpa.
        (sem_variable::equals): Reorg based on varasm.c:compare_constant.
        * ipa-icf.h (sem_item): Add compare_cgraph_references.
        (sem_function): Remove compare_cgraph_references.
        (sem_variable): Turns equals_wpa into non-inline.

2015-02-28  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-icf.c (sem_function::init): Fix formating; skip GIMPLE_PREDICT.
        (sem_item::add_expr): New function.
        (sem_function::hash_stmt): Handle operands of most statements.
        (sem_variable::get_hash): Hash the actual constructor.
        * ipa-icf.h (sem_item): Add add_expr.
        (sem_function): Update prototype of hash_stmt

2015-02-28  Martin Liska  <mliska@suse.cz>
            Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65245
        * ipa-icf-gimple.c (func_checker::compare_function_decl):
        Remove.
        (func_checker::compare_variable_decl): Skip symtab vars.
        (func_checker::compare_cst_or_decl): Update.
        * ipa-icf.c (sem_function::parse): Do not consider aliases.
        (sem_function::compare_cgraph_references): Add ADDRESS parameter;
        use correct symtab predicates.
        (sem_function::equals_wpa): Update uses of compare_cgraph_references.
        (sem_variable::parse):  Update comment.
        (sem_item_optimizer::build_graph): Consider ultimate aliases
        for references.

2015-02-28  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-icf-gimple.c (func_checker::compare_operand): Fix handling
        of OBJ_TYPE_REF.

2015-02-28  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-icf.c (sem_function::merge): Fix handling of COMDAT.
        (sem_variable::merge) Likewise.

2015-02-28  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-inline.c (can_inline_edge_p): Match opt_for_fn on inline
        target; also match flag_ipa_devirt.

2015-03-01  Martin Liska  <mliska@suse.cz>
            Jan Hubicka  <hubicka@ucw.cz>

        * ipa-icf-gimple.c (func_checker::compare_variable_decl):
        Validate variable alignment.
        * ipa-icf.c (sem_function::equals_private): Be more precise
        about non-common function attributes.
        (sem_variable::equals): Likewise.

2015-02-28  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65237
        * ipa-icf.c (sem_function::merge): Do not attempt to produce alias
        across COMDAT group boundary.

2015-02-28  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65232
        * ipa-icf.c (clear_decl_rtl): New function.
        (sem_function::merge): Clear RTL before forming alias.
        (sem_variable::merge): Clear RTL before forming alias.

2015-02-28  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65236
        * cgraphunit.c (cgraph_node::expand_thunk): Enable return slot opt.

2015-02-28  Xingxing Pan  <xxingpan@marvell.com>

        * config/aarch64/aarch64.md: (mov<mode>_aarch64): Change type
        to neon_to_gp<q>.

2015-02-27  Vladimir Makarov  <vmakarov@redhat.com>

        * params.def (PARAM_LRA_INHERITANCE_EBB_PROBABILITY_CUTOFF): Fix
        a typo in the description.

2015-02-27  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/64317
        * params.def (PARAM_LRA_INHERITANCE_EBB_PROBABILITY_CUTOFF): New.
        * params.h (LRA_INHERITANCE_EBB_PROBABILITY_CUTOFF): New.
        * lra-constraints.c: Include "params.h".
        (EBB_PROBABILITY_CUTOFF): Use
        LRA_INHERITANCE_EBB_PROBABILITY_CUTOFF.
        (lra_inheritance): Use '<' instead of '<=' for
        EBB_PROBABILITY_CUTOFF.
        * doc/invoke.texi (lra-inheritance-ebb-probability-cutoff):
        Document change.

2015-02-27  Martin Liska  <mliska@suse.cz>

        * ipa-icf.h (struct symbol_compare_hashmap_traits): Add missing
        vector length condition.

2015-02-27  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/extend.texi (x86 transactional memory intrinsics):
        Reorganize discussion of _xbegin.  Clarify that the return
        value is a bit mask.  Expand example and move to end of section.

2015-02-26  Jakub Jelinek  <jakub@redhat.com>
            Aldy Hernandez  <aldyh@redhat.com>

        PR rtl-optimization/65220
        * config/i386/i386.md (*udivmod<mode>4_pow2): New.

2015-02-27  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/65032
        * lra-remat.c (update_scratch_ops): New.
        (do_remat): Call it.
        * lra.c (lra_register_new_scratch_op): New. Take code from ...
        (remove_scratches): ... here.
        * lra-int.h (lra_register_new_scratch_op): New prototype.

2015-02-27  Marek Polacek  <polacek@redhat.com>

        PR c/65040
        * doc/invoke.texi: Update to reflect that -Wformat=2 doesn't enable
        -Wformat-signedness anymore.

2015-02-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/s390.c: (s390_atomic_assign_expand_fenv): New
        function.
        (TARGET_ATOMIC_ASSIGN_EXPAND_FENV): Define macro.

2015-02-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/s390.c (enum s390_builtin):
        Add S390_BUILTIN_S390_SFPC and S390_BUILTIN_S390_EFPC.
        (code_for_builtin): Add CODE_FOR_s390_sfpc and CODE_FOR_s390_efpc.
        (s390_init_builtins): Generate new builtin functions.
        * config/s390/s390.md (UNSPECV_SFPC, UNSPECV_EFPC): New constants.
        (s390_sfpc, s390_efpc): New pattern definitions.

2015-02-27  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/s390.c: (enum s390_builtin, s390_expand_builtin):
        Rename S390_BUILTIN_max to S390_BUILTIN_MAX.
        (s390_builtin_decls): New array.
        (s390_init_builtins): Put builtin decls into s390_builtin_decls.
        (s390_builtin_decl): New function.
        (TARGET_BUILTIN_DECL): Define macro.

2015-02-27  Richard Biener  <rguenther@suse.de>

        PR middle-end/63175
        * builtins.c (get_object_alignment_2): Make sure to re-apply
        the ANDed mask after recursing to its operand gets us a new
        misalignment bit position.

2015-02-26  Jan Hubicka  <hubicka@ucw.cz>
            Martin Liska  <mliska@suse.cz>

        PR bootstrap/65150
        * ipa-icf.c (symbol_compare_collection::symbol_compare_colleciton):
        Use address_matters_p.
        (redirect_all_callers, set_addressable): New functions.
        (sem_function::merge): Reorganize and fix merging issues.
        (sem_variable::merge): Likewise.
        (sem_variable::compare_sections): Remove.
        * common.opt (fmerge-all-constants, fmerge-constants): Remove
        Optimization flag.
        * symtab.c (symtab_node::resolve_alias): When alias has aliases,
        redirect them.
        (symtab_node::make_decl_local): Set ADDRESSABLE bit when
        decl is used.
        (address_matters_1): New function.
        (symtab_node::address_matters_p): New function.
        * cgraph.c (cgraph_edge::verify_corresponds_to_fndecl): Fix
        check for merged flag.
        * cgraph.h (address_matters_p): Declare.
        (symtab_node::address_taken_from_non_vtable_p): Remove.
        (symtab_node::address_can_be_compared_p): New method.
        (ipa_ref::address_matters_p): Move here from ipa-ref.c; simplify.
        * ipa-visibility.c (symtab_node::address_taken_from_non_vtable_p):
        Remove.
        (comdat_can_be_unshared_p_1) Use address_matters_p.
        (update_vtable_references): Fix formating.
        * ipa-ref.c (ipa_ref::address_matters_p): Move inline.
        * cgraphunit.c (cgraph_node::create_wrapper): Drop UNINLINABLE flag.
        * cgraphclones.c: Preserve merged and icf_merged flags.

2015-02-26  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/extend.texi (Function Attributes): Fix spelling and typos.
        (Label Attributes): Likewise.
        (Cilk Plus Builtins): Likewise.
        (ARC SIMD Built-in Functions): Likewise.
        (ARM C Language Extensions (ACLE)): Likewise.
        (PowerPC Built-in Functions): Likewise.
        (PowerPC Hardware Transactional Memory Built-in Functions):
        Likewise.

2015-02-26  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/65216
        * tree-ssa-reassoc.c (rewrite_expr_tree): Force creation of
        new stmt and new SSA_NAME for lhs whenever the arguments have
        changed and weren't just swapped.  Fix comment typo.

        PR tree-optimization/65215
        * tree-ssa-math-opts.c (find_bswap_or_nop_load): Return false
        for PDP endian targets.
        (perform_symbolic_merge, find_bswap_or_nop_1, find_bswap_or_nop):
        Fix up formatting issues.
        (bswap_replace): Likewise.  For BYTES_BIG_ENDIAN, if the final access
        size is smaller than the original, adjust MEM_REF offset by the
        difference of sizes.  Use is_gimple_mem_ref_addr instead of
        is_gimple_min_invariant test to avoid adding address temporaries.

2015-02-26  Martin Liska  <mliska@suse.cz>
            Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64693
        * ipa-icf.c (symbol_compare_collection::symbol_compare_collection): New.
        (sem_item_optimizer::subdivide_classes_by_sensitive_refs): New function.
        (sem_item_optimizer::process_cong_reduction): Include division by
        sensitive references.
        * ipa-icf.h (struct symbol_compare_hashmap_traits): New class.
        * ipa-ref.c (ipa_ref::address_matters_p): New function.
        * ipa-ref.h (ipa_ref::address_matters_p): Likewise.

2015-02-26  Georg-Johann Lay  <avr@gjlay.de>

        PR target/65192
        * config/avr/avr-protos.h (tiny_valid_direct_memory_access_range):
        Remove.
        * config/avr/avr.c: Same.
        (avr_legitimate_address_p) <AVR_TINY, CONSTANT_ADDRESS_P>:
        Refuse any constant address not in 0..0xbf.
        * config/avr/avr.md (*mov<mode>, *movsf): Remove
        tiny_valid_direct_memory_access_range from insn conditions.
        (mov<mode>): Don't special-case expansion of avrtiny addresses.

2015-02-26  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/61142
        * config/sh/sh.c (sh_check_add_incdec_notes): New function.
        * config/sh/sh-protos.h (sh_check_add_incdec_notes): Declare it.
        * config/sh/predicates.md (const_logical_operand): New predicate.
        * config/sh/sh.md: Add new peephole2 patterns.

2015-02-26  Marek Polacek  <polacek@redhat.com>

        PR ipa/65008
        * ipa-inline.c (early_inliner): Recompute inline parameters.

2015-02-26  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        PR target/65171
        * config/rs6000/rs6000.c (rs6000_analyze_swaps): Ensure
        instructions with TImode operands are included in the analysis.

2015-02-26  Sebastian Pop  <s.pop@samsung.com>

        * tree-ssa-threadupdate.c (dump_jump_thread_path): Print all edges
        of an EDGE_FSM_THREAD.

2015-02-25  Adhemerval Zanella  <azanella@linux.vnet.ibm.com>

        * config/rs6000/htm.md (tcheck): Fix assembly encoding.

2015-02-25  Aldy Hernandez  <aldyh@redhat.com>

        PR debug/46102
        * dwarf2out.c (dwarf2out_init): Disable -feliminate-dwarf2-dups.

2015-02-26  Sebastian Pop  <s.pop@samsung.com>

        PR tree-optimization/65048
        * tree-ssa-threadupdate.c (valid_jump_thread_path): New.
        (thread_through_all_blocks): Call valid_jump_thread_path.
        Remove invalid FSM jump-thread paths.

2015-02-26  Jakub Jelinek  <jakub@redhat.com>

        * passes.c (ipa_write_summaries_1): Call lto_output_init_mode_table.
        (ipa_write_optimization_summaries): Likewise.
        * tree-streamer.h: Include data-streamer.h.
        (streamer_mode_table): Declare extern variable.
        (bp_pack_machine_mode, bp_unpack_machine_mode): New inline functions.
        * lto-streamer-out.c (lto_output_init_mode_table,
        lto_write_mode_table): New functions.
        (produce_asm_for_decls): Call lto_write_mode_table when streaming
        offloading LTO.
        * lto-section-in.c (lto_section_name): Add "mode_table" entry.
        (lto_create_simple_input_block): Add mode_table argument to the
        lto_input_block constructors.
        * ipa-prop.c (ipa_prop_read_section, read_replacements_section):
        Likewise.
        * data-streamer-in.c (string_for_index): Likewise.
        * ipa-inline-analysis.c (inline_read_section): Likewise.
        * ipa-icf.c (sem_item_optimizer::read_section): Likewise.
        * lto-cgraph.c (input_cgraph_opt_section): Likewise.
        * lto-streamer-in.c (lto_read_body_or_constructor,
        lto_input_toplevel_asms): Likewise.
        (lto_input_mode_table): New function.
        * tree-streamer-out.c (pack_ts_fixed_cst_value_fields,
        pack_ts_decl_common_value_fields, pack_ts_type_common_value_fields):
        Use bp_pack_machine_mode.
        * real.h (struct real_format): Add name field.
        * lto-streamer.h (enum lto_section_type): Add LTO_section_mode_table.
        (class lto_input_block): Add mode_table member.
        (lto_input_block::lto_input_block): Add mode_table_ argument,
        initialize mode_table.
        (struct lto_file_decl_data): Add mode_table field.
        (lto_input_mode_table, lto_output_init_mode_table): New prototypes.
        * tree-streamer-in.c (unpack_ts_fixed_cst_value_fields,
        unpack_ts_decl_common_value_fields,
        unpack_ts_type_common_value_fields): Call bp_unpack_machine_mode.
        * tree-streamer.c (streamer_mode_table): New variable.
        * real.c (ieee_single_format, mips_single_format,
        motorola_single_format, spu_single_format, ieee_double_format,
        mips_double_format, motorola_double_format,
        ieee_extended_motorola_format, ieee_extended_intel_96_format,
        ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
        ibm_extended_format, mips_extended_format, ieee_quad_format,
        mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
        decimal_single_format, decimal_double_format, decimal_quad_format,
        ieee_half_format, arm_half_format, real_internal_format): Add name
        field.
        * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.

2015-02-26  Yuri Rumyantsev  <ysrumyan@gmail.com>

        PR target/65161
        * config/i386/i386.c (ix86_sched_reorder): Skip instruction
        reordering for selective scheduling.

2015-02-26  Terry Guo  <terry.guo@arm.com>

        * config/arm/arm-cores.def (cortex-m7): Add flag FL_NO_VOLATILE_CE.
        * config/arm/arm-protos.h (FL_NO_VOLATILE_CE): New flag.
        (arm_arch_no_volatile_ce): Declare new global variable.
        * config/arm/arm.c (arm_arch_no_volatile_ce): New global variable.
        (arm_option_override): Assign value to arm_arch_no_volatile_ce.
        * config/arm/arm.h (arm_arch_no_volatile_ce): Declare it.
        (TARGET_NO_VOLATILE_CE): New macro.
        * config/arm/arm.md (arm_comparison_operator): Disabled if not allow
        volatile memory access in IT block

2015-02-25  Uros Bizjak  <ubizjak@gmail.com>

        PR target/47230
        * doc/install.texi (Specific, alpha*-*-*): Document that binutils 2.25
        or newer are required.

2015-02-25  Kai Tietz  <ktietz@redhat.com>

        PR tree-optimization/61917
        * tree-vect-loop.c (vectorizable_reduction): Handle obvious case
        that reduc_def_stmt is null.

2015-02-25  Martin Liska  <mliska@suse.cz>

        * ipa-icf-gimple.c (func_checker::compare_variable_decl): Compare
        hard register variables.

2015-02-25  Kai Tietz  <ktietz@redhat.com>

        PR target/64212
        * symtab.c (symtab::make_decl_local): Set DECL_IMPORT_P explicit to 0.
        (symtab::noninterposable_alias): Likewise.

2015-02-25  Ilya Enkovich  <ilya.enkovich@intel.com>

        PR target/65167
        * gcc/config/i386/i386.c (ix86_function_arg_regno_p): Support
        bounds registers.
        (avoid_func_arg_motion): Add dependencies for BNDSTX insns.

2015-02-25  Alan Lawrence  <alan.lawrence@arm.com>

        PR target/64997
        * config/aarch64/aarch64.md (*xor_one_cmpl<mode>3): Use FP_REGNUM_P
        as split condition; force split via '#' in output pattern.

2015-02-25  Richard Biener  <rguenther@suse.de>
            Kai Tietz  <ktietz@redhat.com>

        PR tree-optimization/61917
        * tree-vect-loop.c (vectorizable_reduction): Allow
        vect_internal_def without reduction to exit graceful.

2015-02-25  Georg-Johann Lay  <avr@gjlay.de>

        PR target/65196
        * config/avr/avr.c (avr_adjust_insn_length): Call recog_memoized
        only with NONDEBUG_INSN_P.

2015-02-25  Georg-Johann Lay  <avr@gjlay.de>

        Use variadic macros with avr-log.c.

        * config/avr/avr-protos.h (avr_vdump): New prototype.
        (avr_log_set_caller_e, avr_log_set_caller_f): Remove protos.
        (avr_edump, avr_fdump, avr_dump): (Re)define to use avr_vdump.
        * config/avr/avr-log.c: Adjust comments.
        (avr_vdump): New function.
        (avr_vadump): Pass caller as 2nd argument instead of format string.
        (avr_log_caller, avr_log_fdump_e, avr_log_fdump_f)
        (avr_log_set_caller_e, avr_log_set_caller_f): Remove.

2015-02-25  Jakub Jelinek  <jakub@redhat.com>

        PR lto/64374
        * target.def (target_option_stream_in): New target hook.
        * tree-streamer-in.c (streamer_read_tree_bitfields): Invoke
        targetm.target_option.post_stream_in if non-NULL.
        * doc/tm.texi.in: Add @hook TARGET_OPTION_POST_STREAM_IN.
        * doc/tm.texi: Updated.
        * config/i386/i386.c (ix86_function_specific_post_stream_in): New
        function.
        (TARGET_OPTION_POST_STREAM_IN): Redefine.

2015-02-24  Jeff Law  <law@redhat.com>

        PR target/65117
        * config/xtensa/xtensa.md (zero_cost_loop_start): Reverse numbering
        of operand 0 and operand 2.
        (zero_cost_loop_end, loop_end): Similarly.

2015-02-24  Aldy Hernandez  <aldyh@redhat.com>

        * gimple.h (gimple_build_assign): Rename CXX_MEM_STAT_DECL to
        CXX_MEM_STAT_INFO.

2015-02-24  DJ Delorie  <dj@redhat.com>

        * config/rl78/rl78-protos.h (rl78_split_movsi): Accept a mode as well.
        * config/rl78/rl78-expand.md (movsf): New, same as movsi.
        * config/rl78/rl78.c (rl78_split_movsi): Accept a mode, use it
        instead of hardcoding SImode.

2015-02-24  Bernd Schmidt  <bernds@codesourcery.com>

        * omp-low.c (create_omp_child_function): Tag entrypoint
        functions with a special attribute.

2015-02-24  Michael Haubenwallner <michael.haubenwallner@ssi-schaefer.com>

        PR target/65058
        * config/rs6000/xcoff.h (ASM_OUTPUT_EXTERNAL): Drop unused variable.

2015-02-24  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/65123
        * lra-remat.c (operand_to_remat): Check hard regs in insn
        definition too.

2015-02-24  Nick Clifton  <nickc@redhat.com>

        * config/v850/v850.h (ASM_SPEC): Pass -msoft-float/-mhard-float on
        to the assembler.

2015-02-24  Thomas Schwinge  <thomas@codesourcery.com>

        PR libgomp/64625
        * omp-builtins.def (BUILT_IN_GOACC_DATA_START): Specify as
        BT_FN_VOID_INT_SIZE_PTR_PTR_PTR, not
        BT_FN_VOID_INT_PTR_SIZE_PTR_PTR_PTR.
        (BUILT_IN_GOACC_ENTER_EXIT_DATA, BUILT_IN_GOACC_UPDATE): Specify as
        BT_FN_VOID_INT_SIZE_PTR_PTR_PTR_INT_INT_VAR, not
        BT_FN_VOID_INT_PTR_SIZE_PTR_PTR_PTR_INT_INT_VAR.
        (BUILT_IN_GOACC_PARALLEL): Specify as
        BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_INT_INT_INT_INT_INT_VAR, not
        BT_FN_VOID_INT_OMPFN_PTR_SIZE_PTR_PTR_PTR_INT_INT_INT_INT_INT_VAR.
        * builtin-types.def
        (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):
        Remove function types.
        (BT_FN_VOID_INT_SIZE_PTR_PTR_PTR)
        (BT_FN_VOID_INT_SIZE_PTR_PTR_PTR_INT_INT_VAR)
        (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_INT_INT_INT_INT_INT_VAR):
        New function types.

2015-02-24  Georg-Johann Lay  <avr@gjlay.de>

        * config/avr/stdfix.h [__WITH_AVRLIBC__]: Include <stdfix-avrlibc.h>.

2015-02-24  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/65170
        * wide-int.cc (wi::mul_internal): For the umul_ppmm optimization,
        if val[1] < 0, clear also val[2] and return 3.

2015-02-24  Alan Modra  <amodra@gmail.com>

        PR target/65172
        * config/rs6000/rs6000.c (get_memref_parts): Only return true
        when *base is a reg.  Handle nested plus addresses.  Simplify
        pre_modify test.

2015-02-22  Max Filippov  <jcmvbkbc@gmail.com>

        * config/xtensa/xtensa.h (CONSTANT_ALIGNMENT, DATA_ALIGNMENT):
        use natural alignment when optimizing for size.

2015-02-23  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/65153
        * config/sh/sh.md (movsicc_true+3): Remove peephole.
        * config/sh/sh-protos.h (replace_n_hard_rtx): Don't declare.
        * config/sh/sh.c (replace_n_hard_rtx): Remove.

2015-02-23  Richard Sandiford  <richard.sandiford@arm.com>

        PR fortran/63427
        * wide-int.cc (wi::from_mpz): Cope with unwrapped values that are
        too big for a wide_int.  Implement missing wrapping operation.

2015-02-23  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/65163
        * config/sh/sh.md (swapbsi2, related peephole2): Use const_int -65536
        instead of const_int 4294901760.

2015-02-23  Georg-Johann Lay  <avr@gjlay.de>

        * config/avr/t-avr: Fix typo in comment.

2015-02-21  Richard Sandiford  <richard.sandiford@arm.com>

        * doc/rtl.texi (fma): Clarify documentation.

2015-02-20  Aldy Hernandez  <aldyh@redhat.com>

        PR debug/58123
        * gimplify.c (gimplify_expr): Prefer location of TRY_FINALLY_EXPR
        over input_location.

2015-02-20  Bernd Schmidt  <bernds@codesourcery.com>

        * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
        unpack_ts_type_common_value_fields): If ACCEL_COMPILER,
        restrict alignments to absolute_biggest_alignment.
        * config/i386/i386.c (TARGET_ABSOLUTE_BIGGEST_ALIGNMENT):
        Define.
        * doc/tm.texi.in (TARGET_ABSOLUTE_BIGGEST_ALIGNMENT): Add.
        * doc/tm.texi: Regenerate.
        * target.def (absolute_biggest_alignment): New DEFHOOKPOD.

2015-02-20  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/64172
        * ira-color.c (color_pass): Prevent splitting multi-register pseudos.

2015-02-20  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/65136
        * tree-ssa-propagate.c: Include cfgloop.h.
        (replace_phi_args_in): Avoid replacing loop latch edge PHI
        arguments with constants.

2015-02-20  Jakub Jelinek  <jakub@redhat.com>
            Martin Liska  <mliska@suse.cz>

        PR target/63892
        * ipa-icf.c (sem_function::merge): If DECL_COMDAT_GROUP (alias->decl),
        don't try to create_thunk if stdarg_p.  If
        !sem_item::target_supports_symbol_aliases_p (), similarly, and try to
        redirect_callers if possible.
        (sem_item_optimizer::execute): Call unregister_hooks here...
        (ipa_icf_driver): ... instead of here.

2015-02-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.md (*aarch64_lshr_sisd_or_int_<mode>3):
        Mark operand 0 as earlyclobber in 2nd alternative.
        (1st define_split below *aarch64_lshr_sisd_or_int_<mode>3):
        Write negated shift amount into QI lowpart operand 0 and use it
        in the shift step.
        (2nd define_split below *aarch64_lshr_sisd_or_int_<mode>3): Likewise.

2015-02-20  Bernd Schmidt  <bernds@codesourcery.com>

        * cgraph.h (clone_function_name_1): Declare.
        * cgraphclones.c (clone_function_name_1): New function.
        (clone_function_name): Use it.
        * lto-partition.c: Include "stringpool.h".
        (must_not_rename, maybe_rewrite_identifier)
        (validize_symbol_for_target): New static functions.
        (privatize_symbol_name): Use must_not_rename.
        (promote_symbol): Call validize_symbol_for_target.
        (lto_promote_cross_file_statics): Likewise.
        (lto_promote_statics_nonwpa): Likewise.

2015-02-20  Georg-Johann Lay  <avr@gjlay.de>

        PR target/64452
        * config/avr/avr.md (pushhi_insn): New insn.
        (push<mode>1): Push virtual regs in one chunk using pushhi1_insn.

2015-02-20  Bernd Schmidt  <bernds@codesourcery.com>
            Jakub Jelinek  <jakub@redhat.com>

        * tree-streamer.c (preload_common_nodes): Don't preload
        TI_VA_LIST* for offloading.
        * tree-stdarg.c (pass_stdarg::gate): Disable for ACCEL_COMPILER
        in_lto_p.

2015-02-19  John David Anglin  <danlgin@gcc.gnu.org>

        * config/pa/pa.c (pa_emit_move_sequence): Always force
        (const (plus (symbol) (const_int))) to const mem.  Put REG_EQUAL
        note on insn.

        * config/pa/pa.c (pa_reloc_rw_mask): New function.
        (TARGET_ASM_RELOC_RW_MASK): Define.
        (pa_cannot_force_const_mem): Revert previous change.

2015-02-19  Martin Jambor  <mjmabor@suse.cz>
            Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65028
        * ipa-cp.c (propagate_alignment_accross_jump_function): Fix propagation
        across jump functions.

2015-02-19  Uros Bizjak  <ubizjak@gmail.com>

        * config/alpha/alpha.c (alpha_in_small_data_p): Reject common symbols.

2015-02-19  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/extend.texi (x86 transactional memory intrinsics): Copy-edit.

2015-02-19  Richard Henderson  <rth@redhat.com>

        PR middle-end/65074
        * varasm.c (default_binds_local_p_2): Don't test node->definition;
        test DECL_EXTERNAL independent of symtab_node.

2015-02-19  Jakub Jelinek  <jakub@redhat.com>

        PR lto/65012
        * varpool.c (varpool_node::get_constructor): Return early
        if this->lto_file_data is NULL.

2015-02-19  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>

        * haifa-sched.c (enum rfs_decision, rfs_str): Remove RFS_DEBUG.
        (rank_for_schedule_debug): Update.
        (ready_sort): Make static.  Move sorting logic to ...
        (ready_sort_debug, ready_sort_real): New static functions.
        (schedule_block): Sort both debug insns and real insns in preparation
        for ready list trimming.  Improve debug output.
        * sched-int.h (ready_sort): Remove global declaration.

2015-02-18  Trevor Saunders  <tsaunders@mozilla.com>

        * ipa-icf.c (sem_function::equals_private): Adjust.
        (sem_function::bb_dict_test): Take a vec<int> * instead of
        auto_vec<int>.
        * ipa-icf.h (bb_dict_test): Likewise.

2015-02-18  Jakub Jelinek  <jakub@redhat.com>

        PR gcov-profile/64634
        * tree-eh.c (frob_into_branch_around): Fix up typos
        in function comment.
        (lower_catch): Put eh_seq resulting from EH lowering of
        the cleanup sequence after the cleanup rather than before it.

2015-02-18  Tom de Vries  <tom@codesourcery.com>

        * common.opt (fstdarg-opt): New option.
        * tree-stdarg.c (pass_stdarg::gate): Use flag_stdarg_opt.
        * doc/invoke.texi (@item Optimization Options): Add -fstdarg-opt.
        (@item -fstdarg-opt): New item.

2015-02-18  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/65064
        * config/ia64/predicates.md (sdata_symbolic_operand): Return false
        for common symbols.

2015-02-18  Jakub Jelinek  <jakub@redhat.com>

        * config/i386/t-intelmic (mkoffload.o): Remove dependency on
        insn-modes.h.
        (ALL_HOST_OBJS): Add mkoffload.o.
        * config/nvptx/t-nvptx (ALL_HOST_OBJS): Likewise.

2015-02-18  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-devirt.c (odr_subtypes_equivalent_p): Fix formating.
        (compare_virtual_tables): Be smarter about skipping typeinfos;
        do sane output on virtual table table mismatch.
        (warn_odr): Be ready for forward declarations of enums;
        output sane info on base mismatch and virtual table mismatch.
        (add_type_duplicate): Fix code choosing prevailing type; do not ICE
        when only one type is polymorphic.
        (get_odr_type): Fix hashtable corruption.
        (dump_odr_type): Dump mangled names.

2015-02-18  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/65063
        * tree-predcom.c (determine_unroll_factor): Return 1 if we
        have replaced looparound PHIs.

2015-02-18  Martin Liska  <mliska@suse.cz>

        * lto-streamer.c (lto_streamer_init): Encapsulate
        streamer_check_handled_ts_structures with checking macro.

2015-02-18  Jakub Jelinek  <jakub@redhat.com>

        PR ipa/65087
        * cgraphclones.c (cgraph_node::create_virtual_clone): Only copy
        section if !implicit_section.
        (cgraph_node::create_version_clone_with_body): Likewise.
        * trans-mem.c (ipa_tm_create_version): Likewise.

2015-02-18  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/62217
        * tree-ssa-dom.c (cprop_operand): Avoid propagating copies
        into BIVs.

2015-02-18  Marek Polacek  <polacek@redhat.com>

        PR sanitizer/65081
        * ubsan.c (OBJSZ_MAX_OFFSET): Define.
        (ubsan_expand_objsize_ifn): Don't emit run-time check if the offset
        is in range [-16K, -1].  Don't issue run-time error if
        (ptr > ptr + offset).

2015-02-18  Thomas Schwinge  <thomas@codesourcery.com>

        * doc/install.texi (nvptx-*-none): New section.
        * doc/invoke.texi (Nvidia PTX Options): Likewise.
        * config/nvptx/nvptx.opt: Update.

        * config/nvptx/mkoffload.c (parse_env_var, free_array_of_ptrs)
        (access_check): New functions, copied from
        config/i386/intelmic-mkoffload.c.
        (main): For non-installed testing, look in all COMPILER_PATHs for
        GCC_INSTALL_NAME.

        * config/nvptx/nvptx.h (GOMP_SELF_SPECS): Define macro.

2015-02-18  Andrew Pinski  <apinski@cavium.com>
            Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

        * config/aarch64/aarch64.c (*aarch64_load_symref_appropriately):
        Check whether the destination of SYMBOL_SMALL_TPREL is Pmode.

2015-02-17  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-visibility.c (function_and_variable_visibility): Only
        check locality if node is not already local.
        * ipa-inline.c (want_inline_function_to_all_callers_p): Use
        call_for_symbol_and_aliases instead of
        call_for_symbol_thunks_and_aliases.
        (ipa_inline): Likewise.
        * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
        first walk aliases.
        * ipa.c (symbol_table::remove_unreachable_nodes): Use
        call_for_symbol_and_aliases.
        * ipa-profile.c (ipa_propagate_frequency_data): Add function_symbol.
        (ipa_propagate_frequency_1): Use it; use opt_for_fn
        (ipa_propagate_frequency): Update.
        (ipa_profile): Add opt_for_fn gueards.

2015-02-17  Oleg Endo  <olegendo@gcc.gnu.org>

        * config/sh/sh.opt (mcbranch-force-delay-slot): New option.
        * doc/invoke.texi (SH options): Document it.
        * config/sh/sh.c (sh_insn_length_adjustment): Check
        TARGET_CBRANCH_FORCE_DELAY_SLOT instead of sh_cpu_attr == CPU_SH2E.

2015-02-17  H.J. Lu  <hongjiu.lu@intel.com>

        * common.opt (fipa-cp-alignment): New.
        * ipa-cp.c (ipcp_store_alignment_results): Check
        flag_ipa_cp_alignment.
        * opts.c (default_options_table): Enable -fipa-cp-alignment for
        -O2.
        (enable_fdo_optimizations): Set x_flag_ipa_cp_alignment.
        * doc/invoke.texi: Document -fipa-cp-alignment.

2015-02-17  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/64793
        * config/sh/sh.md (cbranch define_delay): Set annulled true branch insn
        to nil.  Adjust comments.

2015-02-17  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-visibility.c (function_and_variable_visibility): Only
        check locality if node is not already local.
        * ipa-inline.c (want_inline_function_to_all_callers_p): Use
        call_for_symbol_and_aliases instead of
        call_for_symbol_thunks_and_aliases.
        (ipa_inline): Likewise.
        * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
        first walk aliases.
        * ipa.c (symbol_table::remove_unreachable_nodes): Use
        call_for_symbol_and_aliases.
        * ipa-profile.c (ipa_propagate_frequency_data): Add function_symbol.
        (ipa_propagate_frequency_1): Use it; use opt_for_fn
        (ipa_propagate_frequency): Update.
        (ipa_profile): Add opt_for_fn guards.

2015-02-17  Thomas Schwinge  <thomas@codesourcery.com>

        * config/nvptx/mkoffload.c (parse_file): Fix logic error in
        skipping of "strange" tokens.

2015-02-17  Jeff Law  <law@redhat.com>

        * tree-vrp.c (identify_jump_threads): Use last_stmt.  Remove
        obsolete comment.

2015-02-17  James Greenhalgh  <james.greenhalgh@arm.com>

        * haifa-sched.c (recompute_todo_spec): Treat SCHED_GROUP_P
        as forcing a HARD_DEP between instructions, thereby
        disallowing rewriting to break dependencies.

2015-02-16  Jan Hubicka  <hubicka@ucw.cz>

        * symtab.c (symtab_node::verify_base): Verify body_removed->!definiton
        * lto-cgraph.c (lto_output_varpool_node): Do not keep definition of
        variables in boundary that have no inlitalizer encoded and are
        not aliases.
        * varasm.c (default_binds_local_p_2): External definitions do not
        count as definitions here.

2015-02-16  Jeff Law  <law@redhat.com>

        PR tree-optimization/64823
        * tree-vrp.c (identify_jump_threads): Handle blocks with no real
        statements.
        * tree-ssa-threadedge.c (potentially_threadable_block): Allow
        threading through blocks with PHIs, but no statements.
        (thread_through_normal_block): Distinguish between blocks where
        we did not process all the statements and blocks with no statements.

2015-02-16  Jakub Jelinek  <jakub@redhat.com>
            James Greenhalgh  <james.greenhalgh@arm.com>

        PR ipa/64963
        * cgraphclones.c (cgraph_node::create_virtual_clone): Copy
        section if not linkonce.  Fix up formatting.
        (cgraph_node::create_version_clone_with_body): Copy section.
        * trans-mem.c (ipa_tm_create_version): Likewise.

2015-02-16  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/65077
        * tree-ssa-structalias.c (get_constraint_for_1): Handle
        IMAGPART_EXPR, REALPART_EXPR and BIT_FIELD_REF.
        (find_func_aliases): Allow float values to carry pointers again.

2015-02-16  James Greenhalgh  <james.greenhalgh@arm.com>

        * doc/install.texi (Specific): Reorder targets list to put
        aarch64 in alphabetical order.  Add a link to aarch64*-*-*
        from the top menu.

2015-02-16  Michael Haubenwallner  <michael.haubenwallner@ssi-schaefer.com>
            David Edelsohn  <dje.gcc@gmail.com>

        PR target/65058
        * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Append storage
        mapping class to external variable or function reference.
        * config/rs6000/xcoff.h (ASM_OUTPUT_EXTERNAL): Do not append storage
        mapping class.

2015-02-16  David Eelsohn  <dje.gcc@gmail.com>

        PR target/53348
        * config/rs6000/rs6000.c (rs6000_declare_alias): Only use
        ASM_WEAKEN_DECL if defined.

2015-02-16  Richard Biener  <rguenther@suse.de>

        PR lto/65015
        * varasm.c (default_file_start): For LTO produced units
        emit <artificial> as file directive.

2015-02-16  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/63593
        * tree-predcom.c (execute_pred_commoning_chain): Delay removing
        stmts and releasing SSA names until...
        (execute_pred_commoning): ... after processing all chains.

2015-02-16  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65059
        * ipa-comdats.c (ipa_comdats): Do not categorize thunks to
        external functions.

2015-02-15  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/bugreport.texi: Adjust section titles throughout the file
        to use "Title Case".
        * doc/extend.texi: Likewise.
        * doc/gcov.texi: Likewise.
        * doc/implement-c.texi: Likewise.
        * doc/implement-cxx.texi: Likewise.
        * doc/invoke.texi: Likewise.
        * doc/objc.texi: Likewise.
        * doc/standards.texi: Likewise.
        * doc/trouble.texi: Likewise.

2015-02-15  Jan Hubicka  <hubicka@ucw.cz>

        * cgraph.h (symtab_node::has_aliases_p): Simplify.
        (symtab_node::call_for_symbol_and_aliases): Use has_aliases_p
        * tree.c (lookup_binfo_at_offset): Make static.
        (get_binfo_at_offset): Do not shadow offset; add explanatory
        comment.

2015-02-15  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/pa.c (pa_secondary_reload): Request a secondary reload
        for all floading point loads and stores except those using a register
        index address.
        * config/pa/pa.md: Add new patterns to load a lo_sum DLT operand
        to a register.

2015-02-14  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-inline-analysis.c (growth_data): Add uninlinable field.
        (do_estimate_growth_1): Record if any uninlinable edge was seen.
        (estimate_growth): Handle uninlinable edges correctly.
        (check_callers): New.
        (growth_likely_positive): Handle aliases correctly.

2015-02-14  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-chkp.c: Use iterate_direct_aliases.
        * symtab.c (resolution_used_from_other_file_p): Move inline.
        (symtab_node::create_reference): Fix formating.
        (symtab_node::has_aliases_p): Move inline; use iterate_direct_aliases.
        (symtab_node::iterate_reference): Move inline.
        (symtab_node::iterate_referring): Move inline.
        (symtab_node::iterate_direct_aliases): Move inline.
        (symtab_node::used_from_object_file_p_worker): Inline into ...
        (symtab_node::used_from_object_file_p): ... this one; move inline.
        (symtab_node::call_for_symbol_and_aliases): Move inline;
        use iterate_direct_aliases.
        (symtab_node::call_for_symbol_and_aliases_1): New method.
        (cgraph_node::call_for_symbol_and_aliases): Move inline;
        use iterate_direct_aliases.
        (cgraph_node::call_for_symbol_and_aliases_1): New method.
        (varpool_node::call_for_node_and_aliases): Rename to ...
        (varpool_node::call_for_symbol_and_aliases): ... this one; Move inline;
        use iterate_direct_aliases.
        (varpool_node::call_for_symbol_and_aliases_1): New method.
        * ipa.c (ipa_single_use): Use iterate_direct_aliases.
        (ipa_discover_readonly_nonaddressable_var): Update.
        * ipa-devirt.c: Fix formating.
        * cgraph.c (cgraph_node::can_remove_if_no_direct_calls_and_refs_p):
        Move inline.
        (cgraph_node::call_for_symbol_and_aliases): Move inline.
        (cgraph_node::call_for_symbol_and_aliases_1): New function..
        * cgraph.h (used_from_object_file_p_worker): Remove.
        (resolution_used_from_other_file_p): Move inline.
        (symtab_node::has_aliases_p): Move inline; use iterate_direct_aliases.
        (symtab_node::iterate_reference): Move inline.
        (symtab_node::iterate_referring): Move inline.
        (symtab_node::iterate_direct_aliases): Move inline.
        (symtab_node::used_from_object_file_p_worker): Inline into ...
        (symtab_node::used_from_object_file_p): Move inline.
        * tree-emutls.c (ipa_lower_emutls): Update.
        * varpool.c (varpool_node::call_for_symbol_and_aliases_1): New method.
        (varpool_node::call_for_node_and_aliases): Remove.

2015-02-14  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/62209
        * tree-ssa-reassoc.c (update_range_test): If stmt is a PHI and
        op == range->exp, insert seq and gimplified code after labels
        instead of after the phi.

2015-02-13  Jeff Law  <law@redhat.com>

        PR bootstrap/65060
        Revert my change for tree-optimization/64823.

2015-02-13  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/65053
        * tree-ssa-phiopt.c (value_replacement): When moving assign before
        cond, either reset VR on lhs or set it to phi result VR.

2015-02-13  Jeff Law  <law@redhat.com>

        PR tree-optimization/64823
        * tree-vrp.c (identify_jump_threads): Handle blocks with no statements.
        * tree-ssa-threadedge.c (potentially_threadable_block): Allow
        threading through blocks with PHIs, but no statements.
        (thread_through_normal_block): Distinguish between blocks where
        we did not process all the statements and blocks with no statements.

        PR rtl-optimization/47477
        * match.pd (convert (plus/minus (convert @0) (convert @1): New
        simplifier to narrow arithmetic.

2015-02-13  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65028
        * ipa-prop.c (update_indirect_edges_after_inlining): Do not drop
        polymorphic call info when type is not known to be preserved.

2015-02-13  Maritn Jambor  <mjambor@suse.cz>

        PR ipa/65028
        * ipa-inline-transform.c (mark_all_inlined_calls_cdtor): New function.
        (inline_call): Use it.

2015-02-13  Thomas Schwinge  <thomas@codesourcery.com>

        * config/nvptx/offload.h (ACCEL_COMPILER_acc_device): Define to
        GOMP_DEVICE_NVIDIA_PTX.

2015-02-13  Jakub Jelinek  <jakub@redhat.com>

        PR ipa/65034
        * stmt.c (emit_case_nodes): Use void_type_node instead of
        NULL_TREE as LABEL_DECL type.

2015-02-13  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/constraints.md: Change "Q" and "T" constraints to memory
        constraints.
        * config/pa/pa.c (pa_cannot_force_const_mem): Don't allow constant
        symbolic references to data to be forced to constant memory on the
        SOM target.

2015-02-13  Ilya Enkovich  <ilya.enkovich@intel.com>

        PR tree-optimization/65002
        * tree-cfg.c (pass_data_fixup_cfg): Don't update
        SSA on start.
        * tree-sra.c (some_callers_have_no_vuse_p): New.
        (ipa_early_sra): Reject functions whose callers
        assume function is read only.

2015-02-13  Richard Biener  <rguenther@suse.de>

        PR lto/65015
        * dwarf2out.c (dwarf2out_finish): Use <artificial> as DW_AT_name
        for LTO produced CUs.

2015-02-13  Bin Cheng  <bin.cheng@arm.com>

        PR tree-optimization/64705
        * tree-ssa-loop-niter.h (expand_simple_operations): New parameter.
        * tree-ssa-loop-niter.c (expand_simple_operations): New parameter.
        * tree-ssa-loop-ivopts.c (extract_single_var_from_expr): New.
        (find_bivs, find_givs_in_stmt_scev): Pass new argument to
        expand_simple_operations.

2015-02-13  H.J. Lu  <hongjiu.lu@intel.com>
            Richard Henderson  <rth@redhat.com>

        PR rtl/32219
        * cgraphunit.c (cgraph_node::finalize_function): Set definition
        before notice_global_symbol.
        (varpool_node::finalize_decl): Likewise.
        * varasm.c (default_binds_local_p_2): Rename from
        default_binds_local_p_1, add weak_dominate argument.  Use direct
        returns instead of assigning to local variable.  Unify varpool and
        cgraph paths via symtab_node.  Reject undef weak variables before
        testing visibility.  Reorder tests for simplicity.
        (default_binds_local_p): Use default_binds_local_p_2.
        (default_binds_local_p_1): Likewise.
        (decl_binds_to_current_def_p): Unify varpool and cgraph paths
        via symtab_node.
        (default_elf_asm_output_external): Emit visibility when specified.

2015-02-13  Alan Modra  <amodra@gmail.com>

        * config/rs6000/rs6000.c (rs6000_emit_epilogue): Fix typo in
        code setting up r11 for out-of-line fp restore.

2015-02-13  Eric Botcazou  <ebotcazou@adacore.com>

        * config/visium/visium.opt (msv-mode): Add RejectNegative and Report.
        (muser-mode): Likewise.

2015-02-13  Alan Modra  <amodra@gmail.com>

        * config/rs6000/rs6000.c (rs6000_emit_epilogue): Use addsi3_carry
        or adddi3_carry when restoring frame_reg_rtx from r0 after restvr.

2015-02-12  David Howells  <dhowells@redhat.com>

        * tree-sra.c (dump_dereferences_table): Avoid -Wformat-security
        warning.
        * tree-ssa-uninit.c (dump_predicates): Likewise.
        * opts.c (print_filtered_help): Likewise.

2015-02-12  Jakub Jelinek  <jakub@redhat.com>

        * dwarf2out.c (output_die): Use "%s", name instead of name to
        avoid -Wformat-security warning.

        * dwarf2asm.c (dw2_asm_output_vms_delta): Only define
        if ASM_OUTPUT_DWARF_VMS_DELTA is defined.
        * dwarf2out.c (output_die): Use dw2_asm_output_vms_delta
        only if ASM_OUTPUT_DWARF_VMS_DELTA is defined.

2015-02-12  Jason Merrill  <jason@redhat.com>

        * common.opt (-flifetime-dse): New.

2015-02-12  Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/65019
        * ubsan.c (ubsan_expand_objsize_ifn): Always return true.

        PR tree-optimization/65014
        * fold-const.c (fold_binary_loc): When creating {L,R}ROTATE_EXPR,
        use original second operand of arg0 or arg1 instead of
        that adjusted by STRIP_NOPS.

2015-02-11  Jeff Law  <law@redhat.com>

        PR target/63347
        * haifa-sched.c (prune_ready_list): If we have a SCHED_GROUP_P insn
        that needs to be queued, just queue it for a single cycle.

2015-02-11  Jan Hubicka  <hubicka@ucw.cz>

        * ipa.c (symbol_table::remove_unreachable_nodes): Avoid releasing
        bodies of thunks; comment on why.
        * symtab.c (symtab_node::get_partitioning_class): Aliases of extern
        symbols are extern.

2015-02-11  Richard Henderson  <rth@redhat.com>

        PR sanitize/65000
        * tree-eh.c (mark_reachable_handlers): Mark source and destination
        regions of __builtin_eh_copy_values.

2015-02-11  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/65003
        * varasm.c (place_block_symbol): Assert that DECL_RTL of the
        ultimate alias is MEM with SYMBOL_REF satisfying
        SYMBOL_REF_HAS_BLOCK_INFO_P as its operand.  Don't pass the MEM
        to place_block_symbol, but instead pass the SYMBOL_REF operand of it.

2015-02-11  Thomas Schwinge  <thomas@codesourcery.com>

        * config/nvptx/mkoffload.c: Include "diagnostic.h" instead of
        "diagnostic-core.h".
        (main): Initialize progname, and call diagnostic_initialize.

        * config/nvptx/mkoffload.c (process): Refer to __OFFLOAD_TABLE__
        instead of __OPENMP_TARGET__.

        * config/nvptx/mkoffload.c: Include "gomp-constants.h".
        (process): Use its GOMP_DEVICE_NVIDIA_PTX instead of (wrongly)
        hard-coding PTX_ID.

2015-02-11  H.J. Lu  <hongjiu.lu@intel.com>

        * doc/sourcebuild.texi (pie_enabled): Document.

2015-02-11  Martin Liska  <mliska@suse.cz>

        PR ipa/64813
        * cgraphunit.c (cgraph_node::expand_thunk): Do not create
        a return value for call to a function that is noreturn.

2015-02-11  Richard Biener  <rguenther@suse.de>

        PR lto/65015
        * dwarf2out.c (gen_producer_string): Drop -fltrans-output-list
        and -fresolution.

2015-02-11  Andrew Pinski  <apinski@cavium.com>

        PR target/64893
        * config/aarch64/aarch64-builtins.c (aarch64_init_simd_builtins):
        Change the first argument type to size_type_node and add another
        size_type_node.
        (aarch64_simd_expand_builtin): Handle the new argument to
        AARCH64_SIMD_BUILTIN_LANE_CHECK and don't ICE but rather
        print an out when the first two arguments are not
        nonzero integer constants.
        * config/aarch64/arm_neon.h (__AARCH64_LANE_CHECK):
        Pass the sizeof directly to __builtin_aarch64_im_lane_boundsi.

2015-02-11  Jakub Jelinek  <jakub@redhat.com>

        PR target/61925
        * config/i386/i386.c (ix86_reset_to_default_globals): Removed.
        (ix86_reset_previous_fndecl): Restore it here, unconditionally.
        (ix86_set_current_function): Rewritten.
        (ix86_add_new_builtins): Temporarily clear current_target_pragma
        when creating builtin fndecls.

2015-02-10  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65005
        * ipa-visibility.c (cgraph_node::non_local_p): Turn into static
        function.
        * symtab.c (symtab_node::verify_base): Remove check that non-definitions
        have no comdat group.
        * lto-cgraph.c (lto_output_node): Always output thunk and alias info.
        (lto_output_varpool_node): Always output alias info.
        (output_refs): Output refs of boundary aliases, too.
        (compute_ltrans_boundary): Add alias and thunk target into boundaries.
        (output_symtab): Output call eges in thunks in boundary.
        (get_alias_symbol): Remove.
        (input_node, input_varpool_node): Do not special case weakrefs.
        * ipa.c (symbol_table::remove_unreachable_nodes): Do not remove
        alias and thunks targets in the boundary; do not take removed symbols
        from their comdat groups.
        * cgraph.c (cgraph_node::local_info): Look through aliases and thunks.
        (cgraph_node::global_info): Remove.
        (cgraph_node::rtl_info): Look through aliases and thunks.
        * cgrpah.h (global_info): Remove.
        (non_local_p): Remove.

2015-02-10  David Wohlferd  <dw@LimeGreenSocks.com>
            Sandra Loosemore  <sandra@codesourcery.com>

        * doc/invoke.texi (x86 Options [-masm=dialect]): Add cross-references
        to inline asm.  List dialects in proper order.

2015-02-10  David Wohlferd  <dw@LimeGreenSocks.com>
            Sandra Loosemore  <sandra@codesourcery.com>

        * doc/extend.texi (Loop-Specific Pragmas): Fix grammar error.

2015-02-10  David Wohlferd  <dw@LimeGreenSocks.com>

        * doc/extend.texi (Symbol-Renaming Pragmas): Restore (slightly
        modified) reference to Solaris.

2015-02-10  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/extend.texi (Extended Asm): Fix typos.

2015-02-10  Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/65004
        * ubsan.c (ubsan_expand_vptr_ifn): Always return true.

2015-02-10  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/64661
        * config/sh/sh-protos.h (TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
        TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
        TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Add parentheses.
        * config/sh/constraints.md (Ara, Add): New constraints.
        * config/sh/sync.md (atomic_mem_operand_0, atomic_mem_operand_1): New
        predicates.
        (atomic_compare_and_swap<mode>, atomic_exchange<mode>): Use
        atomic_mem_operand_0.  Don't use force_reg on the memory address.
        (atomic_compare_and_swapsi_hard): Use atomic_mem_operand_0 predicate and
        Sra constraint.  Convert to insn_and_split.  Add workaround for
        PR 64974.
        (atomic_compare_and_swap<mode>_hard): Copy to
        atomic_compare_and_swap<mode>_hard_1.  Convert to insn_and_split.
        Use atomic_mem_operand_0 predicate.
        (atomic_compare_and_swap<mode>_soft_gusa,
        atomic_exchange<mode>_soft_gusa): Use atomic_mem_operand_0 predicate and
        AraAdd constraints.
        (atomic_compare_and_swap<mode>_soft_tcb,
        atomic_compare_and_swap<mode>_soft_imask,
        atomic_exchange<mode>_soft_tcb, atomic_exchange<mode>_soft_imask): Use
        atomic_mem_operand_0 predicate and SraSdd constraints.
        (atomic_exchangesi_hard) Use atomic_mem_operand_0 predicate and Sra
        constraint.
        (atomic_exchange<mode>_hard): Copy to atomic_exchange<mode>_hard_1.
        Convert to insn_and_split.  Use atomic_mem_operand_0 predicate.
        (atomic_fetch_<fetchop_name><mode>, atomic_fetch_nand<mode>,
        atomic_<fetchop_name>_fetch<mode>): Use atomic_mem_operand_1.  Don't use
        force_reg on the memory address.
        (atomic_fetch_<fetchop_name>si_hard, atomic_fetch_notsi_hard,
        atomic_fetch_nandsi_hard, atomic_<fetchop_name>_fetchsi_hard,
        atomic_not_fetchsi_hard, atomic_nand_fetchsi_hard): Use
        atomic_mem_operand_1 predicate and Sra constraint.
        (atomic_fetch_<fetchop_name><mode>_hard): Copy to
        atomic_fetch_<fetchop_name><mode>_hard_1.  Convert to insn_and_split.
        Use atomic_mem_operand_1 predicate.
        (atomic_<fetchop_name><mode>_hard): Copy to
        atomic_<fetchop_name><mode>_hard_1.  Convert to insn_and_split.
        Use atomic_mem_operand_1 predicate.
        (atomic_fetch_nand<mode>_hard): Copy to atomic_fetch_nand<mode>_hard_1.
        Convert to insn_and_split.  Use atomic_mem_operand_1 predicate.
        (atomic_nand<mode>_hard): Copy to atomic_nand<mode>_hard_1.  Convert to
        insn_and_split.  Use atomic_mem_operand_1 predicate.
        (atomic_<fetchop_name>_fetch<mode>_hard): Copy to
        atomic_<fetchop_name>_fetch<mode>_hard_1.  Convert to insn_and_split.
        Use atomic_mem_operand_1 predicate.
        (atomic_nand_fetch<mode>_hard): Copy to atomic_nand_fetch<mode>_hard_1.
        Convert to insn_and_split.  Use atomic_mem_operand_1 predicate.
        (atomic_fetch_not<mode>_hard, atomic_not_fetch<mode>_hard): Replace mems
        in generated insn with original mem operand before emitting the insn.
        (atomic_fetch_<fetchop_name><mode>_soft_gusa,
        atomic_fetch_not<mode>_soft_gusa, atomic_fetch_nand<mode>_soft_gusa,
        atomic_<fetchop_name>_fetch<mode>_soft_gusa,
        atomic_not_fetch<mode>_soft_gusa, atomic_nand_fetch<mode>_soft_gusa):
        Use atomic_mem_operand_1 predicate and AraAdd constraints.
        (atomic_fetch_<fetchop_name><mode>_soft_tcb,
        atomic_<fetchop_name><mode>_soft_tcb, atomic_fetch_not<mode>_soft_tcb,
        atomic_not<mode>_soft_tcb, atomic_fetch_<fetchop_name><mode>_soft_imask,
        atomic_fetch_not<mode>_soft_imask, atomic_fetch_nand<mode>_soft_tcb,
        atomic_nand<mode>_soft_tcb, atomic_fetch_nand<mode>_soft_imask,
        atomic_<fetchop_name>_fetch<mode>_soft_tcb,
        atomic_not_fetch<mode>_soft_tcb,
        atomic_<fetchop_name>_fetch<mode>_soft_imask,
        atomic_not_fetch<mode>_soft_imask, atomic_nand_fetch<mode>,
        atomic_nand_fetch<mode>_soft_tcb, atomic_nand_fetch<mode>_soft_imask):
        Use atomic_mem_operand_1 predicate and SraSdd constraints.

2015-02-10  Uros Bizjak  <ubizjak@gmail.com>

        * config/alpha/alpha.md (reload_out<mode>_aligned): Make operands 2
        and 3 earlyclobber operands.

2015-02-10  Jan Hubicka  <hubicka@ucw.cz>

        * common.opt (fstack-reuse): Mark as optimization.

2015-02-10  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64982
        * cgraphunit.c (cgraph_node::expand_thunk): Look for stdarg thunks.

2015-02-10  Trevor Saunders  <tsaunders@mozilla.com>

        PR tree-optimization/64326
        * cfghooks.c (make_forwarder_block): Cap frequency of created block.

2015-02-10  Rainer Emrich  <rainer@emrich-ebersheim.de>

        PR gcov-profile/61889
        * gcov-tool.c: Remove wrong #if !defined(_WIN32)

2015-02-10  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64995
        * tree-ssa-sccvn.c (set_ssa_val_to): Assert that the
        value we use is final.
        (visit_reference_op_store): Always valueize op.
        (visit_use): Properly valueize vuses.

2015-02-10  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64909
        * tree-vect-loop.c (vect_estimate_min_profitable_iters): Properly
        pass a scalar-stmt count estimate to the cost model.
        * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.

2015-02-10  Alexander Monakov  <amonakov@ispras.ru>

        * doc/invoke.texi (-fvar-tracking-assignments): Clarify that VTA is
        enabled by default together with var-tracking.

2015-02-10  Nick Clifton  <nickc@redhat.com>

        * config/rl78/rl78.c: Remove DIV attribute code accidentally
        included in previous rl78 commit.

2015-02-10  Richard Biener  <rguenther@suse.de>

        * tree-streamer.h (streamer_read_tree_bitfields): Adjust.
        * tree-streamer-in.c (streamer_read_tree_bitfields): Do not
        return the bitpack.

2015-02-09  Trevor Saunders  <tsaunders@mozilla.com>

        PR gcov-profile/61889
        * config.in: regenerate.
        * configure.in: Likewise.
        * configure.ac: Check for ftw.h.
        * gcov-tool.c: Check for ftw.h before using nftw.

2015-02-09  Trevor Saunders  <tsaunders@mozilla.com>

        PR lto/64076
        * ipa-visibility.c (update_visibility_by_resolution_info): Only
        assert when not in lto mode.

2015-02-09  Zhouyi Zhou  <yizhouzhou@ict.ac.cn>

        * ira-color.c (setup_left_conflict_sizes_p): Simplify
        initialization/assignment of conflict_size.

2015-02-09  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64978
        * ipa-cp.c (gather_caller_stats): Skip thunks.
        (propagate_constants_topo): Skip aliases.

2015-02-09  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/64761
        * config/sh/sh.c (sh_option_override): Don't change
        -freorder-blocks-and-partition to -freorder-blocks even when
        unwinding is enabled.
        (sh_can_follow_jump): Return false if the followee jump is
        a crossing jump when -freorder-blocks-and-partition is specified.
        * config/sh/sh.md (*jump_compact_crossing): New insn.

2015-02-09  Joern Rennecke  <joern.rennecke@embecosm.com>
            Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/64761
        * config/sh/sh-protos.h (sh_can_redirect_branch): Don't declare.
        * config/sh/sh.c (TARGET_CAN_FOLLOW_JUMP): Redefine.
        (sh_can_redirect_branch): Rename to ...
        (sh_can_follow_jump): ... this.  Constify argument types.
        * config/sh/sh.h (MD_CAN_REDIRECT_BRANCH): Don't define.
        * doc/tm.texi.in (MD_CAN_REDIRECT_BRANCH): Remove documentation.
        * reorg.c (steal_delay_list_from_target): Use targetm.can_follow_jump.
        * doc/tm.texi: Regenerate.

2015-02-09  Jakub Jelinek  <jakub@redhat.com>

        PR sanitizer/64981
        * builtins.c (expand_builtin): Call targetm.expand_builtin
        for BUILT_IN_MD builtins regardless of asan_intercepted_p.

2015-02-08  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/61548
        * tree-emutls.c (ipa_lower_emutls): Avoid duplicates in TLS_VARS.

2015-02-08  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/63566
        * ipa-icf.c (set_local): New function.
        (sem_function::merge): Use it.

2015-02-08  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-devirt.c (odr_types_equivalent_p): Fix formating.
        (add_type_duplicate): Fix comparison of BINFOs.

2015-02-08  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-polymorphic-call.c (ipa_polymorphic_call_context): Avoid ICE
        on getting VOID pointer.

2015-02-09  Jakub Jelinek  <jakub@redhat.com>

        PR target/64979
        * tree-stdarg.c (pass_stdarg::execute): Scan phi node args for
        va_list escapes.

2015-02-09  Richard Biener  <rguenther@suse.de>

        * genmatch.c (replace_id): Copy expr_type.

2015-02-09  Richard Biener  <rguenther@suse.de>

        * tree-streamer.h (streamer_pack_tree_bitfields): Remove.
        (streamer_write_tree_bitfields): Declare.
        * tree-streamer-in.c (unpack_ts_base_value_fields): Inline,
        properly unpack padding.
        (unpack_value_fields): Inline ...
        (streamer_read_tree_bitfields): ... here.
        * tree-streamer-out.c (pack_ts_base_value_fields): Inline
        and properly add padding bits.
        (streamer_pack_tree_bitfields): Fold into ...
        (streamer_write_tree_bitfields): ... this new function,
        exposing the bitpack object.
        * lto-streamer-out.c (lto_write_tree_1): Call
        streamer_write_tree_bitfields.

2015-02-09  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/54000
        * tree-ssa-looo-ivopts.c: Include tree-vectorizer.h.
        (struct ivopts_data): Add loop_loc member.
        (tree_ssa_iv_optimize_loop): Dump loop location.
        (create_new_ivs): Likewise, also dump number of IVs generated.

2015-02-09  Martin Liska  <mliska@suse.cz>

        * ipa-icf.c (sem_item_optimizer::register_hooks): Register hooks
        just if not yet registered.
        (ipa_icf_generate_summary): Register callgraph hooks.

2015-02-08  Andrew Pinski  <apinski@cavium.com>

        * config/aarch64/aarch64.c (gty_dummy): Delete.

2015-02-08  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/63566
        * ipa-visibility.c (cgraph_node::non_local_p): Accept aliases.
        (cgraph_node::local_p): Remove thunk related FIXME.

2015-02-08  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/63566
        * i386.c (ix86_function_regparm): Look through aliases to see if callee
        is local and optimized.
        (ix86_function_sseregparm): Likewise; also use target's SSE math
        settings; error out instead of silently generating wrong code
        on mismatches.
        (init_cumulative_args): Look through aliases.

2015-02-08  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/63566
        * ipa-split.c (execute_split_functions): Split if function has aliases.

2015-02-08  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/63566
        * cgraphunit.c (cgraph_node::analyze): Be sure target of thunk is
        aliases before trying to expand it.
        (cgraph_node::expand_thunk): Fix formating.

2015-02-07  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/extend.texi (Function Attributes [naked]): Copy-edit.
        (Using Assembly Language with C): Expand introduction.
        (Basic Asm): Copy-edit.  Add more information about uses of
        basic asm.
        (Extended Asm): Copy-edit.  Document new escape syntax and
        %l[label] syntax.
        (Global Reg Vars): Copy-edit.
        (Local Reg Vars): Likewise.

2015-02-06  David Edelsohn  <dje.gcc@gmail.com>

        PR debug/2714
        PR bootstrap/64256
        * xcoffout.h (DBX_CONTIN_LENGTH): Define as 16384.
        (DBX_CONTIN_CHAR): Define.

2015-02-06  Sebastian Pop  <s.pop@samsung.com>
            Brian Rzycki  <b.rzycki@samsung.com>

        PR tree-optimization/64878
        * tree-ssa-threadedge.c: Include tree-ssa-loop.h.
        (fsm_find_control_statement_thread_paths): Add parameter seen_loop_phi.
        Stop recursion at loop phi nodes after having visited a loop phi node.

2015-02-06  Jakub Jelinek  <jakub@redhat.com>

        * toplev.c (process_options): Change flag_ipa_ra before creating
        optimization_{default,current}_node.

        PR ipa/64896
        * cgraphunit.c (cgraph_node::expand_thunk): If
        restype is not is_gimple_reg_type nor the thunk_fndecl
        returns aggregate_value_p, set restmp to a temporary variable
        instead of resdecl.

2015-02-06  Vladimir Makarov  <vmakarov@redhat.com>

        * lra.c (lra_emit_add): Fix a typo in using disp instead of base.

2015-02-06  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/64205
        * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Do not
        add a general secondary reload handler for SDmode, unless we have
        both read/write support for SDmode.

2015-02-06  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/64937
        * dwarf2out.c (set_block_abstract_flags, set_decl_abstract_flags):
        Replace setting argument with abstract_vec, always set BLOCK_ABSTRACT
        or DECL_ABSTRACT_P flags to 1 rather than to setting, and if it wasn't
        1 before, push it to abstract_vec.
        (dwarf2out_abstract_function): Adjust caller.  Don't call
        set_decl_abstract_flags second time, instead clear BLOCK_ABSTRACT or
        DECL_ABSTRACT_P flags for all abstract_vec elts.

2015-02-06  Renlin Li  <renlin.li@arm.com>

        * tree-ssa-forwprop.c (execute): Keep location info while rewrite
        complex gimple.
        * tree-ssa.c (execute_update_addresses_taken): Likewise.

2015-02-06  Jeff Law  <law@redhat.com>

        PR target/64889
        * config/h8300/h8300.c (push): New argument "in_prologue".
        Pass "in_prologue" along to "F".
        (h8300_push_pop): Corresponding changes.
        (h8300_expand_prologue): Likewise.
        (h8300_swap_into_er6): Likewise.  Do not set RTX_FRAME_RELATED_P.

2015-02-06  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/64957
        PR debug/64817
        * simplify-rtx.c (simplify_binary_operation_1): Use ~cval for
        IOR rather than for AND.

2015-02-06  Eric Botcazou  <ebotcazou@adacore.com>

        PR target/62631
        * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Use the mininum of costs
        of shift-add and (add + shift) operations.  Rename local variable.

2015-02-05  Jeff Law  <law@redhat.com>

        PR target/17306
        * config/h8300/constraints.md (U): Correctly dectect
        "eightbit_data" memory addresses.
        * config/h8300/h8300.c (eightbit_constant_address_p): Also
        handle (const (plus (symbol_ref (x)))) where x is declared
        as an 8-bit data memory address.
        * config/h8300/h8300.md (call, call_value): Correctly detect
        "funcvec" functions.

        PR target/43264
        * config/h8300/h8300.c (get_shift_alg): Fix ASHIFTRT by
        24 to 28 bits for the H8/300.

2015-02-06  Alan Modra  <amodra@gmail.com>

        PR target/64876
        * config/rs6000/rs6000.c (chain_already_loaded): New function.
        (rs6000_call_aix): Use it.

2015-02-05  Jan Hubicka <hubicka@ucw.cz>

        * ipa-cp.c (ipa_value_from_jfunc, ipa_context_from_jfunc): Add bounds
        check.

2015-02-05  Joern Rennecke  <joern.rennecke@embecosm.com>

        * config/h8300/constraints.md ("U" constraint): Use strict
        variant of REG_OK_FOR_BASE_P after reload has started.

2015-02-04  Mantas Mikaitis  <mantas.mikaitis@arm.com>

        * config/arm/arm.h (TARGET_NEON_FP): Removed conditional definition,
        define to zero if !TARGET_NEON.
        (TARGET_ARM_FP): Added !TARGET_SOFT_FLOAT into conditional definition.

2015-02-04  Jan Hubicka  <hubicka@ucw.cz>
            Trevor Saunders  <tsaunders@mozilla.com>

        PR ipa/61548
        * tree-emultls.c (new_emutls_decl): Resolve alias after creating it.

2015-02-04  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/61548
        * ipa.c (symbol_table::remove_unreachable_nodes): Fix ordering issue
        when removing varpool nodes.

2015-02-04  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/61548
        * varpool.c (varpool_node::remove): Fix order of variables.

2015-02-04  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64686
        * ipa-inline.c (inline_small_functions): Fix ordering issue between
        speculation resolution and key updates.

2015-02-04  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-prop.c (update_indirect_edges_after_inlining): By more careful
        about not letting any speculative edges unupdated.

2015-02-04  Jan Hubicka  <hubicka@ucw.cz>

        PR gcov/64123
        * gcov-io.c (gcov_var): Export.

2015-02-04  Jan Hubicka  <hubicka@ucw.cz>

        PR middle-end/64922
        * ipa-prop.c (update_indirect_edges_after_inlining): Correctly update
        edges that become speculative.

2015-02-04  Jakub Jelinek  <jakub@redhat.com>

        * dwarf2out.c (is_fortran): Also return true for DW_LANG_Fortran03
        or DW_LANG_Fortran08.
        (lower_bound_default): Return 1 for DW_LANG_Fortran03 or
        DW_LANG_Fortran08.
        (gen_compile_unit_die): Handle "GNU Fortran2003" and
        "GNU Fortran2008" language strings.
        * dbxout.c (get_lang_number): Use lang_GNU_Fortran.
        * langhooks.h (lang_GNU_Fortran): New prototype.
        * langhooks.c (lang_GNU_Fortran): New function.
        * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Use
        lang_GNU_Fortran.

2015-02-04  Eric Botcazou  <ebotcazou@adacore.com>

        * config/sparc/sparc.c (RTX_OK_FOR_OFFSET_P): Fix off-by-one error.
        (RTX_OK_FOR_OLO10_P): Likewise.

2015-02-04  Eric Botcazou  <ebotcazou@adacore.com>

        * tree-ssa-loop-ivopts.c (get_address_cost): Use right mode for offset.

2015-02-04  Jan Hubicka  <hubicka@ucw.cz>

        PR middle-end/64922
        * gimple.c: Include gimple-ssa.h.
        (maybe_remove_unused_call_args): New function.
        * gimple.h (maybe_remove_unused_call_args): Declare.
        * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
        * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): Likewise.
        * gimple-fold.c (gimple_fold_call): Likewise.

2015-02-04  H.J. Lu  <hongjiu.lu@intel.com>

        PR rtl-optimization/64905
        * lra-eliminations.c (setup_can_eliminate): Clear hard frame
        pointer alignment if it isn't needed.

2015-02-04  Matthew Wahab  <matthew.wahab@arm.com>

        * config/aarch64/aarch64-cores.def: Add cortex-a72 and
        cortex-a72.cortex-a53.
        * config/aarch64/aarch64-tune.md: Regenerate.
        * doc/invoke.texi (AArch64 Options/-mtune): Add "cortex-a72".

2015-02-04  Nick Clifton  <nickc@redhat.com>

        * config/rl78/rl78.c (rl78_note_reg_set): Note the use of REGs
        inside a MEM.

2015-02-04  Jakub Jelinek  <jakub@redhat.com>

        * builtins.def (DEF_BUILTIN_CHKP): Define if not defined.
        (DEF_LIB_BUILTIN_CHKP, DEF_EXT_LIB_BUILTIN_CHKP): Redefine.
        (DEF_CHKP_BUILTIN): Define using DEF_BUILTIN_CHKP instead
        of DEF_BUILTIN.
        (BUILT_IN_MEMCPY, BUILT_IN_MEMMOVE, BUILT_IN_MEMSET, BUILT_IN_STRCAT,
        BUILT_IN_STRCHR, BUILT_IN_STRCPY, BUILT_IN_STRLEN): Use
        DEF_LIB_BUILTIN_CHKP macro instead of DEF_LIB_BUILTIN.
        (BUILT_IN_MEMCPY_CHK, BUILT_IN_MEMMOVE_CHK, BUILT_IN_MEMPCPY_CHK,
        BUILT_IN_MEMPCPY, BUILT_IN_MEMSET_CHK, BUILT_IN_STPCPY_CHK,
        BUILT_IN_STPCPY, BUILT_IN_STRCAT_CHK, BUILT_IN_STRCPY_CHK): Use
        DEF_EXT_LIB_BUILTIN_CHKP macro instead of DEF_EXT_LIB_BUILTIN.
        * tree-core.h (enum built_in_function): In between
        BEGIN_CHKP_BUILTINS and END_CHKP_BUILTINS only define enum values
        for builtins that use DEF_BUILTIN_CHKP macro.

2015-02-04  Alexandre Oliva <aoliva@redhat.com>

        PR debug/64817
        * cfgexpand.c (expand_debug_expr): Compute unsignedp from
        operands for tcc_comparison exprs.  Fix typos.

        PR debug/64817
        * simplify-rtx.c (simplify_binary_operation_1): Simplify one
        of two XORs that have an intervening AND or IOR.

        PR debug/64817
        * simplify-rtx.c (simplify_binary_operation_1): Rewrite
        simplification of XOR of AND to not allocate new rtx before
        committing to a simplification.

2015-02-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64-ldpstp.md: Use std::swap instead of
        manual swaps in all peepholes.

2015-02-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.c (aarch64_evpc_ext): Use std::swap instead
        of manual swapping implementation.
        (aarch64_expand_vec_perm_const_1): Likewise.

2015-02-04  James Greenhalgh <james.greenhalgh@arm.com>

        * config/aarch64/aarch64.c (NAMED_PARAM): Delete it.
        (generic_addrcost_table): Remove NAMED_PARAM.
        (cortexa57_addrcost_table): Likewise.
        (xgene1_addrcost_table): Likewise.
        (generic_regmove_table): Likewise.
        (cortexa53_regmove_table): Likewise.
        (xgene1_regmove_table): Likewise.
        (generic_vector_table): Likewise.
        (cortexa57_vector_table): Likewise.
        (xgene1_vector_table): Likewise.
        (generic_tunings): Likewise.
        (cortexa53_tunings): Likewise.
        (cortexa57_tunings): Likewise.
        (xgene1_tunings): Likewise.

2015-02-04  Matthew Wahab  <matthew.wahab@arm.com>

        * config/arm/arm-cores.def: Add cortex-a72 and
        cortex-a72.cortex-a53.
        * config/arm/bpabi.h (BE8_LINK_SPEC): Likewise.
        * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
        * config/arm/arm-tune.md: Regenerate.
        * config/arm/arm-tables.opt: Add entries for "cortex-a72" and
        "cortex-a72.cortex-a53".
        * doc/invoke.texi (ARM Options/-mtune): Likewise.

2015-02-04  Nick Clifton  <nickc@redhat.com>

        PR target/64408
        * config/fr30/predicates.md (di_operand): Add SUBREG to the list
        of accepted codes.
        (nonimmediate_di_operand): Likewise.

        * config/msp430/msp430.c (msp430_use_f5_series_hwmult): Add more
        prefixes of known F5 using MSP430 MCUs.

2015-02-04  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64-simd-builtins.def (sqrt): Use BUILTIN_VDQF_DF.
        * config/aarch64/arm_neon.h (vsqrt_f64): Use __builtin_aarch64_sqrtdf
        instead of __builtin_sqrt.

2015-02-04  Ilya Enkovich  <ilya.enkovich@intel.com>

        * varasm.c (do_assemble_alias): Follow transparent alias
        chain for target.
        (default_assemble_visibility): Follow transparent alias
        chain for decl name.

2015-02-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        PR middle-end/62103
        * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Use TYPE_PRECISION
        to compute size of referenced value in the constant case.

2015-02-03  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/64756
        * cse.c (invalidate_dest): New function.
        (cse_insn): Use it.  If dest != SET_DEST (sets[i].rtl) and
        HASH (SET_DEST (sets[i].rtl), mode) computation sets do_not_record,
        invalidate and do not record it.

2015-02-03  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/64660
        * config/sh/sync.md (atomic_<fetchop_name><mode>_hard,
        atomic_not<mode>_hard, atomic_<fetchop_name><mode>_soft_tcb,
        atomic_not<mode>_soft_tcb, atomic_nand<mode>_hard,
        atomic_nand<mode>_soft_tcb): New insns.
        (atomic_fetch_<fetchop_name>si_hard): Convert to insn_and_split.
        Split into atomic_<fetchop_name>_fetchsi_hard if operands[0] is unused.
        (define_insn "atomic_fetch_notsi_hard): Convert to insn_and_split.
        Split into atomic_not_fetchsi_hard if operands[0] is unused.
        (atomic_fetch_<fetchop_name><mode>_hard): Convert to insn_and_split.
        Split into atomic_<fetchop_name><mode>_hard if operands[0] is unused.
        (atomic_fetch_not<mode>_hard): Convert to insn_and_split.  Split into
        atomic_not<mode>_hard if operands[0] is unused.
        (atomic_fetch_<fetchop_name><mode>_soft_gusa): Convert to
        insn_and_split.  Split into atomic_<fetchop_name>_fetch<mode>_soft_gusa
        if operands[0] is unused.
        (atomic_fetch_not<mode>_soft_gusa): Convert to insn_and_split.  Split
        into atomic_not_fetch<mode>_soft_gusa if operands[0] is unused.
        (atomic_fetch_<fetchop_name><mode>_soft_tcb): Convert to insn_and_split.
        Split into atomic_<fetchop_name><mode>_soft_tcb if operands[0] is
        unused.
        (atomic_fetch_not<mode>_soft_tcb): Convert to insn_and_split.  Split
        into atomic_not<mode>_soft_tcb if operands[0] is unused.
        (atomic_fetch_<fetchop_name><mode>_soft_imask): Convert to
        insn_and_split.  Split into atomic_<fetchop_name>_fetch<mode>_soft_imask
        if operands[0] is unused.
        (atomic_fetch_not<mode>_soft_imask): Convert to insn_and_split.  Split
        into atomic_not_fetch<mode>_soft_imask is operands[0] is unused.
        (atomic_fetch_nandsi_hard): Convert to insn_and_split.  Split into
        atomic_nand_fetchsi_hard if operands[0] is unused.
        (atomic_fetch_nand<mode>_hard): Convert to insn_and_split.  Split into
        atomic_nand<mode>_hard if operands[0] is unused.
        (atomic_fetch_nand<mode>_soft_gusa): Convert to insn_and_split.  Split
        into atomic_nand_fetch<mode>_soft_gusa if operands[0] is unused.
        (atomic_fetch_nand<mode>_soft_tcb): Convert to insn_and_split.  Split
        into atomic_nand<mode>_soft_tcb if operands[0] is unused.
        (atomic_fetch_nand<mode>_soft_imask): Convert to insn_and_split.  Split
        into atomic_nand_fetch<mode>_soft_imask if operands[0] is unused.
        (atomic_<fetchop_name>_fetch<mode>_hard): Convert to insn_and_split.
        Split into atomic_<fetchop_name><mode>_hard if operands[0] is unused.
        (atomic_not_fetch<mode>_hard): Convert to insn_and_split.  Split into
        atomic_not<mode>_hard if operands[0] is unused.
        (atomic_<fetchop_name>_fetch<mode>_soft_tcb): Convert to insn_and_split.
        Split into atomic_<fetchop_name><mode>_soft_tcb if operands[0] is
        unused.
        (atomic_not_fetch<mode>_soft_tcb): Convert to insn_and_split.  Split
        into atomic_not<mode>_soft_tcb if operands[0] is unused.
        (atomic_nand_fetch<mode>_hard): Convert to insn_and_split.  Split into
        atomic_nand<mode>_hard if operands[0] is unused.
        (atomic_nand_fetch<mode>_soft_tcb): Convert to insn_and_split.  Split
        into atomic_nand<mode>_soft_tcb if operands[0] is unused.

2015-02-03  David Malcolm  <dmalcolm@redhat.com>

        PR jit/64810
        * Makefile.in (GCC_OBJS): Add gcc-main.o.
        * gcc-main.c: New file, containing "main" taken from gcc.c.
        * gcc.c (do_self_spec): Free decoded_options.
        (class driver): Move declaration to gcc.h.
        (main): Move declaration and implementation to new file
        gcc-main.c.
        (driver_get_configure_time_options): New function.
        * gcc.h (class driver): Move this declaration here, from
        gcc.c.
        (driver_get_configure_time_options): New declaration.

2015-02-03  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-inline-analysis.c (simple_edge_hints): Fix check for
        cross-module inlining.
        * cgraph.h (cgraph_node): Add flag merged.
        * ipa-icf.c (sem_function::merge): Maintain it.

2015-02-03  Richard Sandiford  <richard.sandiford@arm.com>

        * config/arm/arm.c (thumb2_reorg): Test UNARY_P and BINARY_P
        instead of OBJECT_P.

2015-02-03  Eric Botcazou  <ebotcazou@adacore.com>

        PR target/62631
        * config/sparc/sparc.h (TARGET_HARD_MUL): Remove TARGET_V8PLUS.
        (TARGET_HARD_MUL32): Rewrite based on TARGET_HARD_MUL.
        * config/sparc/sparc.c (sparc_rtx_costs) <MULT>: Return costs based on
        int_mulX for integers in 64-bit mode if TARGET_HARD_MUL is not set.

2015-02-03  Jakub Jelinek  <jakub@redhat.com>

        PR other/63504
        * combine.c (reg_n_sets_max): New variable.
        (can_change_dest_mode, reg_nonzero_bits_for_combine,
        reg_num_sign_bit_copies_for_combine, get_last_value_validate,
        get_last_value): Use REG_N_SETS only on pseudos < reg_n_sets_max.
        (try_combine): Use INC_REG_N_SETS only on pseudos < reg_n_sets_max.
        (rest_of_handle_combine): Initialize reg_n_sets_max.

2015-02-02  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-inline.c (early_inliner): Skip inlining only in always_inlined;
        if some always_inline was inlined, apply changes before inlining
        heuristically.

2015-02-02  David Malcolm  <dmalcolm@redhat.com>

        PR jit/64810
        * config/arm/arm.c (arm_option_override): Set
        arm_selected_arch/cpu/tune to NULL on entry.

2015-02-02  Tejas Belagod  <tejas.belagod@arm.com>
            Andrew Pinski  <pinskia@gcc.gnu.org>
            Jakub Jelinek  <jakub@gcc.gnu.org>

        PR target/64231
        * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix large
        integer typing for small model. Use IN_RANGE.

2015-02-02  Richard Biener  <rguenther@suse.de>

        * tree-ssa-ccp.c (valueize_op_1): Always allow valueizing default-defs.
        * tree-vrp.c (vrp_valueize_1): Likewise.

2015-02-02  Alan Modra  <amodra@gmail.com>

        * config/rs6000/rs6000.c (rs6000_call_aix): Use unspec rather
        than mem for toc_restore.
        * config/rs6000/rs6000.md (UNSPEC_TOCSLOT): Define.
        (call_indirect_aix, call_value_indirect_aix): Adjust to suit.
        (call_indirect_elfv2, call_value_indirect_elfv2): Likewise.

2015-02-01  David Edelsohn  <dje.gcc@gmail.com>

        PR target/64047
        * config/rs6000/rs6000.c (rs6000_set_current_function): Handle
        explicit default options.

2015-02-01  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/64872
        * ipa-utils.c (ipa_merge_profiles): Add release argument.
        * ipa-icf.c (sem_function::merge): Do not release body when merging.
        * ipa-utils.h (ipa_merge_profiles): Update prototype.

2015-02-01  Jakub Jelinek  <jakub@redhat.com>

        PR debug/64817
        * cfgexpand.c (deep_ter_debug_map): New variable.
        (avoid_deep_ter_for_debug): New function.
        (expand_debug_expr): If TERed SSA_NAME is in
        deep_ter_debug_map, use the corresponding DEBUG_EXPR_DECL
        instead of trying to expand SSA_NAME's def stmt.
        (expand_debug_locations): When expanding debug bind
        of a DEBUG_EXPR_DECL to corresponding SSA_NAME,
        temporarily remove the DEBUG_EXPR_DECL from deep_ter_debug_map's
        value.
        (pass_expand::execute): Call avoid_deep_ter_for_debug on
        all debug bind stmts.  Delete deep_ter_debug_map after
        expand_debug_location if non-NULL and clear it.

2015-02-01  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/64851
        * config/sh/sync.md (atomic_fetch_notsi_hard,
        atomic_fetch_not<mode>_hard, atomic_fetch_not<mode>_soft_gusa,
        atomic_fetch_not<mode>_soft_tcb, atomic_fetch_not<mode>_soft_imask,
        atomic_not_fetchsi_hard, atomic_not_fetch<mode>_hard,
        atomic_not_fetch<mode>_soft_gusa, atomic_not_fetch<mode>_soft_tcb,
        atomic_not_fetch<mode>_soft_imask): New insns.

2015-02-01  Maxim Kuvyrkov  <maxim.kuvyrkov@linaro.org>

        * haifa-sched.c (INSN_RFS_DEBUG_ORIG_ORDER): New access macro.
        (rank_for_schedule_debug): Split from ...
        (rank_for_schedule): ... this.
        (ready_sort): Sort DEBUG_INSNs separately from normal INSNs.
        * sched-int.h (struct _haifa_insn_data): New field rfs_debug_orig_order.

2015-01-31  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/md.texi (Machine Constraints): Alphabetize table by target.
        * doc/extend.texi (x86 Variable Attributes): Move section to
        correct alphabetization after renaming.
        (x86 Type Attributes): Likewise.
        (Target Builtins): Re-alphabetize menu.
        (x86 Built-in Functions): Move section to correct alphabetization
        after renaming.
        (x86 transactional memory intrinsics): Likewise.
        * doc/invoke.texi (Option Summary): Re-alphabetize x86 Options
        and x86 Windows Options in table and menu.
        (x86 Options): Move section to correct alphabetization after
        renaming.
        (x86 Windows Options): Likewise.

2015-01-31  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/extend.texi: Use "x86", "x86-32", and "x86-64" as the
        preferred names of the architecture and its 32- and 64-bit
        variants.
        * doc/invoke.texi: Likewise.
        * doc/md.texi: Likewise.

2015-01-31  Uros Bizjak  <ubizjak@gmail.com>

        PR target/64882
        * config/i386/predicates.md (address_no_seg_operand): Reject
        non-CONST_INT_P operands in invalid mode.

2015-01-31  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (*prefetch_prefetchw1): Remove mode of
        address_operand 0.  Rename from *prefetch_prefetchwt1_<mode>.
        * config/i386/predicates.md (address_no_seg_operand): Call
        address_operand with VOIDmode.
        (vsib_address_operand): Ditto.
        (address_mpx_no_base_operand): Ditto.
        (address_mpx_no_index_operand): Ditto.

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>

        PR target/59828
        * 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.

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are permitted in any medium without royalty provided the copyright
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