re PR target/54236 ([SH] Improve addc and subc insn utilization)

[gcc.git] / gcc / ChangeLog

2015-05-21  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/54236
        * config/sh/sh.md (*round_int_even): Reject pattern if operands[0] and
        operands[1] are the same.

2015-05-21  Ilya Enkovich  <enkovich.gnu@gmail.com>

        PR middle-end/66221
        * ipa-chkp.c (chkp_copy_function_type_adding_bounds): Use
        build_distinct_type_copy to copy bounds.

2015-05-21  Thomas Schwinge  <thomas@codesourcery.com>

        * genrecog.c (MAX_DEPTH, MIN_NUM_STATEMENTS, MAX_NUM_STATEMENTS):
        Change to unsigned int.

2015-05-20  Mikhail Maltsev  <maltsevm@gmail.com>

        * bb-reorder.c (set_edge_can_fallthru_flag): Use rtx_jump_insn where
        feasible.
        (fix_up_fall_thru_edges): Likewise.
        (fix_crossing_conditional_branches): Likewise. Promote jump targets
        from to rtx_insn to rtx_code_label where feasible.
        * bt-load.c (move_btr_def): Remove as-a cast of the value returned by
        gen_move_insn (returned type changed to rtx_insn).
        * builtins.c (expand_errno_check): Fix arguments of
        do_compare_rtx_and_jump (now expects rtx_code_label).
        (expand_builtin_acc_on_device): Likewise.
        * cfgcleanup.c (try_simplify_condjump): Add cast when calling
        invert_jump (now exprects rtx_jump_insn).
        * cfgexpand.c (label_rtx_for_bb): Promote return type to rtx_code_label.
        (construct_init_block): Use rtx_code_label.
        * cfgrtl.c (block_label): Promote return type to rtx_code_label.
        (try_redirect_by_replacing_jump): Use cast to rtx_jump_insn when
        calling redirect_jump.
        (patch_jump_insn): Likewise.
        (redirect_branch_edge): Likewise.
        (force_nonfallthru_and_redirect): Likewise.
        (fixup_reorder_chain): Explicitly use rtx_jump_insn instead of rtx_insn
        when suitable.
        (rtl_lv_add_condition_to_bb): Update call of do_compare_rtx_and_jump.
        * cfgrtl.h: Promote return type of block_label to rtx_code_label.
        * config/bfin/bfin.c (hwloop_optimize): Fix call of emit_label_before.
        * config/i386/i386.c (ix86_emit_cmove): Explicitly use rtx_code_label
        to store the value retured by gen_label_rtx.
        * config/mips/mips.c (mips16_split_long_branches): Promote rtx_insn to
        rtx_jump_insn.
        * config/sh/sh.c (gen_far_branch): Likewise. Fix call of invert_jump.
        (split_branches): Fix calls of redirect_jump.
        * dojump.c (jumpifnot): Promote argument type from rtx to rtx_code_label.
        (jumpifnot_1): Likewise.
        (jumpif): Likewise.
        (jumpif_1): Likewise.
        (do_jump_1): Likewise.
        (do_jump): Likewise. Use rtx_code_label when feasible.
        (do_jump_by_parts_greater_rtx): Likewise.
        (do_jump_by_parts_zero_rtx): Likewise.
        (do_jump_by_parts_equality_rtx): Likewise.
        (do_compare_rtx_and_jump): Likewise.
        * dojump.h: Update function prototypes.
        * dse.c (emit_inc_dec_insn_before): Remove case (gen_move_insn now
        returns rtx_insn).
        * emit-rtl.c (emit_jump_insn_before_noloc): Promote return type to
        rtx_jump_insn.
        (emit_label_before): Likewise.
        (emit_jump_insn_after_noloc): Likewise.
        (emit_jump_insn_after_setloc): Likewise.
        (emit_jump_insn_after): Likewise
        (emit_jump_insn_before_setloc): Likewise.
        (emit_jump_insn_before): Likewise.
        (emit_label_before): Promote return type to rtx_code_label.
        (emit_label): Likewise.
        * except.c (sjlj_emit_dispatch_table): Use jump_target_rtx.
        * explow.c (emit_stack_save): Use gen_move_insn_uncast instead of
        gen_move_insn.
        (emit_stack_restore): Likewise.
        * expmed.c (emit_store_flag_force): Fix calls of do_compare_rtx_and_jump.
        (do_cmp_and_jump): Likewise.
        * expr.c (expand_expr_real_2): Likewise. Promote some local variables
        from rtx to rtx_code_label.
        (gen_move_insn_uncast): New function.
        * expr.h: Update return type of gen_move_insn (promote to rtx_insn).
        * function.c (convert_jumps_to_returns): Fix call of redirect_jump.
        * gcse.c (pre_insert_copy_insn): Use rtx_insn instead of rtx.
        * ifcvt.c (dead_or_predicable): Use rtx_jump_insn when calling
        invert_jump_1 and redirect_jump_1.
        * internal-fn.c (expand_arith_overflow_result_store): Fix call of
        do_compare_rtx_and_jump.
        (expand_addsub_overflow): Likewise.
        (expand_neg_overflow): Likewise.
        (expand_mul_overflow): Likewise.
        * ira.c (split_live_ranges_for_shrink_wrap): Use rtx_insn for
        return value of gen_move_insn.
        * jump.c (redirect_jump): Promote argument from rtx to rtx_jump_insn.
        * loop-doloop.c (add_test): Use rtx_code_label.
        (doloop_modify): Likewise.
        (doloop_optimize): Likewise.
        * loop-unroll.c (compare_and_jump_seq): Promote rtx to rtx_code_label.
        * lra-constraints.c (emit_spill_move): Remove cast of value returned
        by gen_move_insn.
        (inherit_reload_reg): Add cast when calling dump_insn_slim.
        (split_reg): Likewise.
        * modulo-sched.c (schedule_reg_moves): Remove cast of value returned by
        gen_move_insn.
        * optabs.c (expand_binop_directly): Remove casts of values returned by
        maybe_gen_insn.
        (expand_unop_direct): Likewise.
        (expand_abs): Likewise.
        (maybe_emit_unop_insn): Likewise.
        (maybe_gen_insn): Promote return type to rtx_insn.
        * optabs.h: Update prototype of maybe_gen_insn.
        * postreload-gcse.c (eliminate_partially_redundant_load): Remove
        redundant cast.
        * recog.c (struct peep2_insn_data): Promote type of insn field to
        rtx_insn.
        (peep2_reinit_state): Use NULL instead of NULL_RTX.
        (peep2_attempt): Remove casts of insn in peep2_insn_data.
        (peep2_fill_buffer): Promote argument from rtx to rtx_insn
        * recog.h (struct insn_gen_fn): Promote return types of function
        pointers and operator ().from rtx to rtx_insn.
        * reorg.c (fill_simple_delay_slots): Promote rtx_insn to rtx_jump_insn.
        (fill_eager_delay_slots): Likewise.
        (relax_delay_slots): Likewise.
        (make_return_insns): Likewise.
        (dbr_schedule): Likewise.
        (optimize_skips): Likewise.
        (reorg_redirect_jump): Likewise.
        (fill_slots_from_thread): Likewise.
        * reorg.h: Update prototypes.
        * resource.c (find_dead_or_set_registers): Use dyn_cast to
        rtx_jump_insn instead of check.  Use it's jump_target method.
        * rtl.h (rtx_jump_insn::jump_label): Define new method.
        (rtx_jump_insn::jump_target): Define new method.
        (rtx_jump_insn::set_jump_target): Define new method.
        * rtlanal.c (tablejump_p): Promote type of one local variable.
        * sched-deps.c (sched_analyze_2): Promote rtx to rtx_insn_list.
        (sched_analyze_insn): Likewise.
        * sched-vis.c (print_insn_with_notes): Promote rtx to rtx_insn.
        (print_insn): Likewise.
        * stmt.c (label_rtx): Promote return type to rtx_insn.
        (force_label_rtx): Likewise.
        (jump_target_rtx): Define new function.
        (expand_label): Use it, get rid of one cast.
        (expand_naked_return): Promote rtx to rtx_code_label.
        (do_jump_if_equal): Fix do_compare_rtx_and_jump call.
        (expand_case): Use rtx_code_label instread of rtx where feasible.
        (expand_sjlj_dispatch_table): Likewise.
        (emit_case_nodes): Likewise.
        * stmt.h: Declare jump_target_rtx.  Update prototypes.  Fix comments.
        * store-motion.c (insert_store): Make use of new return type of
        gen_move_insn and remove a cast.
        (replace_store_insn): Likewise.

2015-05-20  Max Filippov  <jcmvbkbc@gmail.com>

        * config/xtensa/xtensa.c (init_alignment_context): Replace MULT
        by BITS_PER_UNIT with ASHIFT by exact_log2 (BITS_PER_UNIT).

2015-05-20  Jeff Law  <law@redhat.com>

        * tree-ssa-threadupdate.c (mark_threaded_blocks): Properly
        dispose of the jump thread path when the jump threading
        opportunity is cancelled.

2015-05-20  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        * diagnostic.c (diagnostic_print_caret_line): Fix off-by-one error
        when printing the caret character.

2015-05-20  Marek Polacek  <polacek@redhat.com>

        * cfgexpand.c (expand_debug_expr): Use UNARY_CLASS_P.

2015-05-20  Marek Polacek  <polacek@redhat.com>

        * expr.c (expand_cond_expr_using_cmove): Use COMPARISON_CLASS_P.
        * gimple-expr.c (gimple_cond_get_ops_from_tree): Likewise.
        * gimple-fold.c (canonicalize_bool): Likewise.
        (same_bool_result_p): Likewise.
        * tree-if-conv.c (parse_predicate): Likewise.

2015-05-20  Marek Polacek  <polacek@redhat.com>

        * gimple-fold.c (fold_const_aggregate_ref_1): Use DECL_P.
        * gimplify.c (gimplify_modify_expr_rhs): Likewise.

2015-05-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.c (aarch64_class_max_nregs):
        Use UNITS_PER_VREG and UNITS_PER_WORD instead of their direct
        values.

2015-05-20  Robert Suchanek  <robert.suchanek@imgtec.com>

        * config/mips/mips.h (micromips_globals): Declare.

2015-05-20  David Malcolm  <dmalcolm@redhat.com>

        * timevar.def (TV_INITIALIZE_RTL): New.
        * toplev.c (initialize_rtl): Use an auto_timevar to account this
        function's time to TV_INITIALIZE_RTL.

2015-05-20  Ilya Enkovich  <enkovich.gnu@gmail.com>

        * tree-chkp.c (chkp_maybe_copy_and_register_bounds): Remove useless
        gimple_build_nop calls.
        (chkp_find_bounds_for_elem): Likewise.
        (chkp_get_zero_bounds): Likewise.
        (chkp_get_none_bounds): Likewise.
        (chkp_get_bounds_by_definition): Likewise.
        (chkp_generate_extern_var_bounds): Likewise.
        (chkp_get_bounds_for_decl_addr): Likewise.
        (chkp_get_bounds_for_string_cst): Likewise.

2015-05-20  Bin Cheng  <bin.cheng@arm.com>

        PR tree-optimization/65447
        * tree-ssa-loop-ivopts.c (struct iv_use): New fields.
        (dump_use, dump_uses): Support to dump sub use.
        (record_use): New parameters to support sub use.  Remove call to
        dump_use.
        (record_sub_use, record_group_use): New functions.
        (compute_max_addr_offset, split_all_small_groups): New functions.
        (group_address_uses, rewrite_use_address): New functions.
        (strip_offset): New declaration.
        (find_interesting_uses_address): Call record_group_use.
        (add_candidate): New assertion.
        (infinite_cost_p): Move definition forward.
        (add_costs): Check INFTY cost and return immediately.
        (get_computation_cost_at): Clear setup cost and dependent bitmap
        for sub uses.
        (determine_use_iv_cost_address): Compute cost for sub uses.
        (rewrite_use_address_1): Rename from old rewrite_use_address.
        (free_loop_data): Free sub uses.
        (tree_ssa_iv_optimize_loop): Call group_address_uses.

2015-05-20  Kugan Vivekanandarajah  <kuganv@linaro.org>
            Jim Wilson  <jim.wilson@linaro.org>

        * config/arm/aarch-common-protos.h (struct mem_cost_table): Added
        new  fields loadv and storev.
        * config/aarch64/aarch64-cost-tables.h (thunderx_extra_costs):
        Initialize loadv and storev.
        * config/arm/aarch-cost-tables.h (generic_extra_costs): Likewise.
        (cortexa53_extra_costs): Likewise.
        (cortexa57_extra_costs): Likewise.
        (xgene1_extra_costs): Likewise.
        * config/aarch64/aarch64.c (aarch64_rtx_costs): Update vector
        rtx_costs.

2015-05-20  Kugan Vivekanandarajah  <kuganv@linaro.org>

        * config/arm/arm.c (cortexa9_extra_costs): Initialize loadv and
         storev.
        (cortexa8_extra_costs): Likewise.
        (cortexa5_extra_costs): Likewise.
        (cortexa7_extra_costs): Likewise.
        (cortexa12_extra_costs): Likewise.
        (cortexa15_extra_costs): Likewise.
        (v7m_extra_costs): Likewise.

2015-05-20  Jeff Law  <law@redhat.com>

        * tree-ssa-threadupdate.c (thread_single_edge): Use delete_jump_thread
        instead of open-coded version.  Also delete the jump thread created
        within this function.

2015-05-20  Alan Modra  <amodra@gmail.com>

        * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Return
        stack adjusting insn.  Formatting.
        (rs6000_emit_prologue): Track stack adjusting insn, and use of
        r12.  If possible, emit first -fsplit-stack arg pointer insn
        before stack adjust.  Don't use r12 to save cr if split-stack.

2015-05-20  Alan Modra  <amodra@gmail.com>

        * common/config/rs6000/rs6000-common.c (TARGET_SUPPORTS_SPLIT_STACK):
        Define.
        (rs6000_supports_split_stack): New function.
        * gcc/config/rs6000/rs6000.c (machine_function): Add
        split_stack_arg_pointer.
        (TARGET_EXTRA_LIVE_ON_ENTRY, TARGET_INTERNAL_ARG_POINTER): Define.
        (setup_incoming_varargs): Use crtl->args.internal_arg_pointer
        rather than virtual_incoming_args_rtx.
        (rs6000_va_start): Likewise.
        (split_stack_arg_pointer_used_p): New function.
        (rs6000_emit_prologue): Set up arg pointer for -fsplit-stack.
        (morestack_ref): New var.
        (gen_add3_const, rs6000_expand_split_stack_prologue,
        rs6000_internal_arg_pointer, rs6000_live_on_entry,
        rs6000_split_stack_space_check): New functions.
        (rs6000_elf_file_end): Call file_end_indicate_split_stack.
        * gcc/config/rs6000/rs6000.md (UNSPEC_STACK_CHECK): Define.
        (UNSPECV_SPLIT_STACK_RETURN): Define.
        (split_stack_prologue, load_split_stack_limit,
        load_split_stack_limit_di, load_split_stack_limit_si,
        split_stack_return, split_stack_space_check): New expands and insns.
        * gcc/config/rs6000/rs6000-protos.h
        (rs6000_expand_split_stack_prologue): Declare.
        (rs6000_split_stack_space_check): Declare.

2015-05-20  Alan Modra  <amodra@gmail.com>

        * config/rs6000/rs6000.c (struct rs6000_stack): Correct comments.
        (rs6000_stack_info): Don't zero offsets when not saving registers.
        (debug_stack_info): Adjust to omit printing unused offsets,
        as before.
        (direct_return): Test vrsave_size rather than vrsave_mask.
        (rs6000_emit_prologue): Likewise.  Remove redundant altivec tests.
        (rs6000_emit_epilogue): Likewise.

2015-05-20  Alan Modra  <amodra@gmail.com>

        * config/rs6000/rs6000.c (rs6000_stack_info): Don't zero offsets
        when not saving registers.
        (debug_stack_info): Adjust to omit printing unused offsets,
        as before.
        (rs6000_emit_epilogue): Adjust use_backchain_to_restore_sp
        expression.

2015-05-19  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        PR c++/65835
        * config/i386/winnt.c (struct wrapped_symbol_hasher): Change
        value_type to const char *.

2015-05-19  Sandra Loosemore  <sandra@codesourcery.com>

        * config.gcc [powerpc*-*-linux*]: Allow --enable-targets=all
        to build a biarch toolchain again.

2015-05-19  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-devirt.c (type_in_anonymous_namespace_p): Return true
        or implicit declarations.
        (odr_type_p): Check that TYPE_NAME is TYPE_DECL before looking
        into it.
        (get_odr_type): Check type has linkage before adding bases.
        (register_odr_type): Check that type has linkage before adding it.
        (type_known_to_have_no_deriavations_p): Rename to ..
        (type_known_to_have_no_derivations_p): This one.
        * ipa-utils.h (type_known_to_have_no_deriavations_p): Rename to ..
        (type_known_to_have_no_derivations_p): This one.
        * ipa-polymorphic-call.c
        (ipa_polymorphic_call_context::restrict_to_inner_type): Check that
        type has linkage.

2015-05-19  Eric Botcazou  <ebotcazou@adacore.com>

        * stor-layout.c (finalize_type_size): Use AGGREGATE_TYPE_P.
        (layout_type): Use RECORD_OR_UNION_TYPE_P.

2015-05-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

        * config/s390/s390.c (s390_vector_bool_type_p): New function.
        (s390_invalid_binary_op): New function.
        (TARGET_INVALID_BINARY_OP): Define macro.

2015-05-19  David Sherwood  <david.sherwood@arm.com>

        * loop-invariant.c (create_new_invariant): Don't calculate address cost
        if mode is not a scalar integer.
        (get_inv_cost): Increase computational cost for unused invariants.

2015-05-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

        * config.gcc: Add vecintrin.h to extra_headers.  Add s390-c.o to
        c_target_objs and cxx_target_objs.  Add t-s390 to tmake_file.
        * config/s390/s390-builtin-types.def: New file.
        * config/s390/s390-builtins.def: New file.
        * config/s390/s390-builtins.h: New file.
        * config/s390/s390-c.c: New file.
        * config/s390/s390-modes.def: Add modes CCVEQANY, CCVH,
        CCVHANY, CCVHU, CCVHUANY, CCVFHANY, CCVFHEANY.
        * config/s390/s390-protos.h (s390_expand_vec_compare_cc)
        (s390_cpu_cpp_builtins, s390_register_target_pragmas): Add
        prototypes.
        * config/s390/s390.c (s390-builtins.h, s390-builtins.def):
        Include.
        (flags_builtin, flags_overloaded_builtin_var, s390_builtin_types)
        (s390_builtin_fn_types, s390_builtin_decls, code_for_builtin): New
        variable definitions.
        (s390_const_operand_ok): New function.
        (s390_expand_builtin): Rewrite.
        (s390_init_builtins): New function.
        (s390_handle_vectorbool_attribute): New function.
        (s390_attribute_table): Add s390_vector_bool attribute.
        (s390_match_ccmode_set): Handle new cc modes CCVH, CCVHU.
        (s390_branch_condition_mask): Generate masks for new modes.
        (s390_expand_vec_compare_cc): New function.
        (s390_mangle_type): Add mangling for vector bool types.
        (enum s390_builtin): Remove.
        (s390_atomic_assign_expand_fenv): Rename constants for sfpc and
        efpc builtins.
        * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Call
        s390_cpu_cpp_builtins.
        (REGISTER_TARGET_PRAGMAS): New macro.
        * config/s390/s390.md: Define more UNSPEC_VEC_* constants.
        (insn_cmp mode attribute): Add new CC modes.
        (s390_sfpc, s390_efpc): Rename patterns to sfpc and efpc.
        (lcbb): New pattern definition.
        * config/s390/s390intrin.h: Include vecintrin.h.
        * config/s390/t-s390: New file.
        * config/s390/vecintrin.h: New file.
        * config/s390/vector.md: Include vx-builtins.md.
        * config/s390/vx-builtins.md: New file.S/390 zvector builtin
        support.

2015-05-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

        * config/s390/s390-modes.def: Add new modes CCVEQ, CCVFH, and
        CCVFHE.
        * config/s390/s390.c (s390_match_ccmode_set): Handle new modes.
        (s390_select_ccmode): Likewise.
        (s390_canonicalize_comparison): Swap operands if necessary.
        (s390_expand_vec_compare_scalar): Expand DFmode compare using
        single element vector instructions.
        (s390_emit_compare): Call s390_expand_vec_compare_scalar.
        (s390_branch_condition_mask): Generate CC masks for the new modes.
        * config/s390/s390.md (v0, vf, vd): New mode attributes.
        (VFCMP, asm_fcmp, insn_cmp): New mode iterator and attributes.
        (*vec_cmp<insn_cmp>df_cconly, *fixuns_truncdfdi2_z13)
        (*fix_trunc<BFP:mode><GPR:mode>2_bfp, *floatunsdidf2_z13)
        (*floatuns<GPR:mode><FP:mode>2, *extendsfdf2_z13)
        (*extend<DSF:mode><BFP:mode>2): New insn definition.
        (fix_trunc<BFP:mode><GPR:mode>2_bfp, loatuns<GPR:mode><FP:mode>2)
        (extend<DSF:mode><BFP:mode>2): Turn into expander.
        (floatdi<mode>2, truncdfsf2, add<mode>3, sub<mode>3, mul<mode>3)
        (div<mode>3, *neg<mode>2, *abs<mode>2, *negabs<mode>2)
        (sqrt<mode>2): Add vector instruction.

2015-05-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

        * config/s390/constraints.md (j00, jm1, jxx, jyy, v): New
        constraints.
        * config/s390/predicates.md (const0_operand, constm1_operand)
        (constable_operand): Accept vector operands.
        * config/s390/s390-modes.def: Add supported vector modes.
        * config/s390/s390-protos.h (s390_cannot_change_mode_class)
        (s390_function_arg_vector, s390_contiguous_bitmask_vector_p)
        (s390_bytemask_vector_p, s390_expand_vec_strlen)
        (s390_expand_vec_compare, s390_expand_vcond)
        (s390_expand_vec_init): Add prototypes.
        * config/s390/s390.c (VEC_ARG_NUM_REG): New macro.
        (s390_vector_mode_supported_p): New function.
        (s390_contiguous_bitmask_p): Mask out the irrelevant bits.
        (s390_contiguous_bitmask_vector_p): New function.
        (s390_bytemask_vector_p): New function.
        (s390_split_ok_p): Vector regs don't work either.
        (regclass_map): Add VEC_REGS.
        (s390_legitimate_constant_p): Handle vector constants.
        (s390_cannot_force_const_mem): Handle CONST_VECTOR.
        (legitimate_reload_vector_constant_p): New function.
        (s390_preferred_reload_class): Handle CONST_VECTOR.
        (s390_reload_symref_address):  Likewise.
        (s390_secondary_reload): Vector memory instructions only support
        short displacements.  Rename reload*_nonoffmem* to reload*_la*.
        (s390_emit_ccraw_jump): New function.
        (s390_expand_vec_strlen): New function.
        (s390_expand_vec_compare): New function.
        (s390_expand_vcond): New function.
        (s390_expand_vec_init): New function.
        (s390_dwarf_frame_reg_mode): New function.
        (print_operand): Handle addresses with 'O' and 'R' constraints.
        (NR_C_MODES, constant_modes): Add vector modes.
        (s390_output_pool_entry): Handle vector constants.
        (s390_hard_regno_mode_ok): Handle vector registers.
        (s390_class_max_nregs): Likewise.
        (s390_cannot_change_mode_class): New function.
        (s390_invalid_arg_for_unprototyped_fn): New function.
        (s390_function_arg_vector): New function.
        (s390_function_arg_float): Remove size variable.
        (s390_pass_by_reference): Handle vector arguments.
        (s390_function_arg_advance): Likewise.
        (s390_function_arg): Likewise.
        (s390_return_in_memory): Vector values are returned in a VR if
        possible.
        (s390_function_and_libcall_value): Handle vector arguments.
        (s390_gimplify_va_arg): Likewise.
        (s390_call_saved_register_used): Consider the arguments named.
        (s390_conditional_register_usage): Disable v16-v31 for non-vec
        targets.
        (s390_preferred_simd_mode): New function.
        (s390_support_vector_misalignment): New function.
        (s390_vector_alignment): New function.
        (TARGET_STRICT_ARGUMENT_NAMING, TARGET_DWARF_FRAME_REG_MODE)
        (TARGET_VECTOR_MODE_SUPPORTED_P)
        (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN)
        (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
        (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT)
        (TARGET_VECTOR_ALIGNMENT): Define target macro.
        * config/s390/s390.h (FUNCTION_ARG_PADDING): Define macro.
        (FIRST_PSEUDO_REGISTER): Increase value.
        (VECTOR_NOFP_REGNO_P, VECTOR_REGNO_P, VECTOR_NOFP_REG_P)
        (VECTOR_REG_P): Define macros.
        (FIXED_REGISTERS, CALL_USED_REGISTERS)
        (CALL_REALLY_USED_REGISTERS, REG_ALLOC_ORDER)
        (HARD_REGNO_CALL_PART_CLOBBERED, REG_CLASS_NAMES)
        (FUNCTION_ARG_REGNO_P, FUNCTION_VALUE_REGNO_P, REGISTER_NAMES):
        Add vector registers.
        (CANNOT_CHANGE_MODE_CLASS): Call C function.
        (enum reg_class): Add VEC_REGS, ADDR_VEC_REGS, GENERAL_VEC_REGS.
        (SECONDARY_MEMORY_NEEDED): Allow SF<->SI mode moves without
        memory.
        (DBX_REGISTER_NUMBER, FIRST_VEC_ARG_REGNO, LAST_VEC_ARG_REGNO)
        (SHORT_DISP_IN_RANGE, VECTOR_STORE_FLAG_VALUE): Define macro.
        * config/s390/s390.md (UNSPEC_VEC_*): New constants.
        (VR*_REGNUM): New constants.
        (ALL): New mode iterator.
        (INTALL): Remove mode iterator.
        Include vector.md.
        (movti): Implement TImode moves for VRs.
        Disable TImode splitter for VR targets.
        Implement splitting TImode GPR<->VR moves.
        (reload*_tomem_z10, reload*_toreg_z10): Replace INTALL with ALL.
        (reload<mode>_nonoffmem_in, reload<mode>_nonoffmem_out): Rename to
        reload<mode>_la_in, reload<mode>_la_out.
        (*movdi_64, *movsi_zarch, *movhi, *movqi, *mov<mode>_64dfp)
        (*mov<mode>_64, *mov<mode>_31): Add vector instructions.
        (TD/TF mode splitter): Enable for GPRs only (formerly !FP).
        (mov<mode> SF SD): Prefer lder, lde for loading.
        Add lrl and strl instructions.
        Add vector instructions.
        (strlen<mode>): Rename old strlen<mode> to strlen_srst<mode>.
        Call s390_expand_vec_strlen on z13.
        (*cc_to_int): Change predicate to nonimmediate_operand.
        (addti3): Rename to *addti3.  New expander.
        (subti3): Rename to *subti3.  New expander.
        * config/s390/vector.md: New file.

2015-05-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

        * common/config/s390/s390-common.c (processor_flags_table): Add
        z13.
        * config.gcc: Add z13.
        * config/s390/s390-opts.h (enum processor_type): Add
        PROCESSOR_2964_Z13.
        * config/s390/s390.c (s390_adjust_priority): Check for
        PROCESSOR_2964_Z13.
        (s390_reorg): Likewise.
        (s390_sched_reorder): Likewise.
        (s390_sched_variable_issue): Likewise.
        (s390_loop_unroll_adjust): Likewise.
        (s390_option_override): Likewise. Default to -mvx when available.
        * config/s390/s390.h (enum processor_flags): Add PF_Z13 and PF_VX.
        (TARGET_CPU_Z13, TARGET_CPU_VX, TARGET_Z13, TARGET_VX)
        (TARGET_VX_ABI): Define macros.
        macros.
        (TARGET_DEFAULT): Add MASK_OPT_VX.
        * config/s390/s390.md ("cpu" attribute): Add z13.
        ("cpu_facility" attribute): Add vec.
        * config/s390/s390.opt (processor_type): Add z13.
        (mvx): New options.
        * doc/invoke.texi: Add z13 option for -march.

2015-05-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

        * config/s390/predicates.md (shift_count_or_setmem_operand): Add
        mode check to make sure that only scalar integer values are
        accepted.

2015-05-19  Jan Hubicka  <hubicka@ucw.cz>

        * tree.c (verify_type_variant): Fix #undef.
        (gimple_canonical_types_compatible_p): Move here from lto.c
        (verify_type): Verify TYPE_CANONICAL compatibility.
        * tree.h (gimple_canonical_types_compatible_p): Declare.

2015-05-19  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/66199
        * tree.h (OMP_TEAMS_COMBINED): Define.
        * gimplify.c (enum gimplify_omp_var_data): Add
        GOVD_LINEAR_LASTPRIVATE_NO_OUTER.
        (enum omp_region_type): Add ORT_COMBINED_TEAMS.
        (omp_notice_variable): Accept both ORT_TEAMS
        and ORT_COMBINED_TEAMS.  Don't recurse if
        GOVD_LINEAR_LASTPRIVATE_NO_OUTER is set and either
        GOVD_LINEAR is set, or GOVD_LASTPRIVATE without
        GOVD_FIRSTPRIVATE.
        (omp_no_lastprivate): New function.
        (gimplify_scan_omp_clauses): For OMP_CLAUSE_LASTPRIVATE
        and OMP_CLAUSE_LINEAR, if omp_no_lastprivate, don't
        notice_outer and set appropriate bits, otherwise make
        sure default(none) combined constructs won't complain.
        (gimplify_adjust_omp_clauses): Remove OMP_CLAUSE_LINEAR
        outer special casing, for OMP_CLAUSE_LASTPRIVATE if
        omp_no_lastprivate either remove the clause or turn it
        into OMP_CLAUSE_PRIVATE.
        (gimplify_omp_for): Fix up handling of implicit
        lastprivate or linear iterators.
        (gimplify_omp_workshare): For OMP_TEAMS_COMBINED use
        ORT_COMBINED_TEAMS.
        * omp-low.c (lower_omp_for_lastprivate): For combined
        for simd use fd.loop.n2 from the for rather than simd.

2015-05-19  Richard Sandiford  <richard.sandiford@arm.com>

        * config/cris/cris.c (cris_expand_prologue): Use gen_raw_REG
        instead of gen_rtx_raw_REG.
        (cris_expand_epilogue): Likewise.
        * config/microblaze/microblaze.c (microblaze_classify_address):
        Likewise.
        * config/sparc/sparc.md: Likewise.

2015-05-19  Uros Bizjak  <ubizjak@gmail.com>

        * config/alpha/alpha.c (alpha_legitimize_reload_address)
        (alpha_preferred_reload_class, alpha_legitimate_constant_p): Use
        CONST_INT_P, CONST_SCALAR_INT_P and CONST_DOUBLE_P predicates.
        (alpha_split_reload_pair) <case CONST_INT, case CONST_WIDE_INT>:
        Use CASE_CONST_SCALAR_INT.
        (print_operand) <case 'M'>: Use mode_width_operand to check the
        value of the constant.
        * config/alpha/alpha.md (movti): Use CONST_SCALAR_INT_P predicate.
        * config/alpha/predicates.md (input_operand): Use general_operand
        instead of match_code as operand check.
        (symbolic_operand): Use match_code with subexpression digits.
        * config/alpha/constraints.md (Q): Ditto.

2015-05-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

        * optabs.c (expand_vec_perm): Don't re-use SEL as target operand.

2015-05-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

        * config/s390/s390.c (s390_secondary_reload): Fix check for
        load/store relative.

2015-05-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

        * recog.h: Increase MAX_RECOG_ALTERNATIVES.  Change type of
        alternative_mask to uint64_t.

2015-05-19  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/66187
        * match.pd ((bit_and (plus/minus (convert @0) (convert @1)) mask)):
        Pass TYPE_SIGN to tree_int_cst_min_precision.  If
        !TYPE_OVERFLOW_WRAPS, ensure @4 is non-negative.

2015-05-19  David Malcolm  <dmalcolm@redhat.com>

        * diagnostic.c (diagnostic_report_current_module): Strengthen
        local "new_map" from const line_map * to
        const line_map_ordinary *.
        * genmatch.c (error_cb): Likewise for local "map".
        (output_line_directive): Likewise for local "map".
        * input.c (expand_location_1): Likewise for local "map".
        Pass NULL rather than &map to
        linemap_unwind_to_first_non_reserved_loc, since the value is never
        read from there, and the value written back not read from here.
        (is_location_from_builtin_token): Strengthen local "map" from
        const line_map * to const line_map_ordinary *.
        (dump_location_info): Strengthen locals "map" from
        line_map *, one to const line_map_ordinary *, the other
        to const line_map_macro *.
        * tree-diagnostic.c (loc_map_pair): Strengthen field "map" from
        const line_map * to const line_map_macro *.
        (maybe_unwind_expanded_macro_loc): Add a call to
        linemap_check_macro when writing to the "map" field of the
        loc_map_pair.
        Introduce local const line_map_ordinary * "ord_map", using it in
        place of "map" in the part of the function where we know we have
        an ordinary map.  Strengthen local "m" from const line_map * to
        const line_map_ordinary *.

2015-05-19  Nick Clifton  <nickc@redhat.com>

        PR target/66156
        * config/msp430/msp430.md (zero_extendhisi2): Add support for
        separate source and destination registers.

2015-05-19  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/66165
        * tree-vect-slp.c (vect_supported_load_permutation_p): Add guard
        for no load permutation.

        PR tree-optimization/66185
        * tree-vect-slp.c (vect_build_slp_tree): Properly roll back
        when building the SLP node from scalars.

2015-05-19  Eric Botcazou  <ebotcazou@adacore.com>
            Tristan Gingold  <gingold@adacore.com>

        * insn-notes.def (UPDATE_SJLJ_CONTEXT): New note.
        * builtins.c (expand_builtin_update_setjmp_buf): Make global.
        (expand_stack_restore): Call record_new_stack_level.
        (expand_stack_save): Do not call do_pending_stack_adjust.
        * builtins.h (expand_builtin_update_setjmp_buf): Declare.
        * calls.c (expand_call): Call record_new_stack_level for alloca.
        * except.c (sjlj_mark_call_sites): Expand builtin_update_setjmp_buf
        wherever a NOTE_INSN_UPDATE_SJLJ_CONTEXT note is present.
        (update_sjlj_context): New global function.
        * except.h (update_sjlj_context): Declare.
        * explow.c (record_new_stack_level): New global function.
        (allocate_dynamic_stack_space): Call record_new_stack_level.
        * explow.h (record_new_stack_level): Declare.
        * final.c (final_scan_insn): Deal with NOTE_INSN_UPDATE_SJLJ_CONTEXT.
        * cfgrtl.c (duplicate_insn_chain): Likewise.

2015-05-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * calls.c: Always define STACK_GROWS_DOWNWARD as 0 or 1.
        (mem_overlaps_already_clobbered_arg_p): Rewrite ifdef
        STACK_GROWS_DOWNWARD as normal if.
        (expand_call): Likewise.

2015-05-19  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/54236
        * config/sh/sh.md (*round_int_even): New insn_and_split and
        accompanying new unnamed split.

2015-05-19  Richard Sandiford  <richard.sandiford@arm.com>

        * bitmap.c (bitmap_set_range): Handle count==1 specially.
        (bitmap_clear_range): Likewise.
        * cfgcleanup.c (mark_effect): Use bitmap_clear_range and
        bitmap_set_range unconditionally.
        * df-problems.c (df_simulate_one_insn_forwards): Likewise.
        * df-scan.c (df_mark_reg): Likewise.
        * haifa-sched.c (setup_ref_regs): Likewise.
        * sched-rgn.c (update_live_1): Likewise.

2015-05-19  Richard Sandiford  <richard.sandiford@arm.com>

        * regs.h (END_HARD_REGNO): Delete.
        (END_REGNO): Move to...
        * rtl.h: ...here.
        * bt-load.c (note_btr_set): Use END_REGNO instead of END_HARD_REGNO.
        * caller-save.c (mark_set_regs): Likewise.
        * combine.c (move_deaths, distribute_notes): Likewise.
        * cse.c (invalidate, invalidate_for_call): Likewise.
        * df-scan.c (df_ref_record): Likewise.
        * postreload-gcse.c (reg_changed_after_insn_p): Likewise.
        (record_last_reg_set_info): Likewise.
        * reg-stack.c (convert_regs_exit): Likewise.
        * reload.c (reg_overlap_mentioned_for_reload_p): Likewise.
        * resource.c (update_live_status): Likewise.
        * rtlanal.c (find_reg_fusage, find_regno_fusage): Likewise.

2015-05-19  Richard Sandiford  <richard.sandiford@arm.com>

        * rtl.h (reg_info): Add an nregs field.
        (REG_NREGS): Use it.
        (SET_REGNO_RAW): Delete.
        (set_regno_raw): New function.
        * regs.h (END_HARD_REGNO): Make equivalent to END_REGNO.
        (END_REGNO): Redefine in terms of REG_NREGS.
        * read-rtl.c (read_rtx_code): Call set_regno_raw instead of
        SET_REGNO_RAW.
        * emit-rtl.c (set_mode_and_regno): Likewise.
        * df-scan.c (df_ref_change_reg_with_loc): Use set_mode_and_regno
        instead of SET_REGNO_RAW.

2015-05-19  Richard Sandiford  <richard.sandiford@arm.com>

        * rtl.h (PUT_MODE_RAW): New macro.
        (PUT_REG_NOTE_KIND): Use it.
        (set_mode_and_regno): Declare.
        (gen_raw_REG): Change regno to "unsigned int".
        (gen_rtx_REG): Change "unsigned" to "unsigned int".
        (PUT_MODE): Forward to PUT_MODE_RAW for generators, otherwise
        use set_mode_and_regno to change the mode of registers.
        * gengenrtl.c (gendef): Use PUT_MODE_RAW.
        * emit-rtl.c (set_mode_and_regno): New function.
        (gen_raw_REG): Change regno to unsigned int.  Use set_mode_and_regno.
        * caller-save.c (reg_save_code): Use set_mode_and_regno.
        * expr.c (init_expr_target): Likewise.
        * ira.c (setup_prohibited_mode_move_regs): Likewise.
        * postreload.c (reload_cse_simplify_operands): Likewise.

2015-05-19  Richard Sandiford  <richard.sandiford@arm.com>

        * caller-save.c (init_caller_save): Use word_mode and
        FIRST_PSEUDO_REGISTER when creating temporary rtxes.
        * expr.c (init_expr_target): Likewise.
        * ira.c (setup_prohibited_mode_move_regs): Likewise.
        * postreload.c (reload_cse_regs_1): Likewise.

2015-05-19  Richard Sandiford  <richard.sandiford@arm.com>

        * rtl.def (REG): Change format to "r".
        * rtl.h (rtunion): Remove rt_reg.
        (reg_info): New structure.
        (rtx_def): Add reg field to main union.
        (X0REGATTR): Delete.
        (REG_CHECK): New macro.
        (SET_REGNO_RAW, rhs_regno, REG_ATTRS): Use it.
        * rtl.c (rtx_format): Document "r".
        (rtx_code_size): Handle REG specially.
        * gengenrtl.c (special_format): Return true for formats
        that include 'r'.
        * gengtype.c (adjust_field_rtx_def): Handle 'r' fields.
        Deal with REG_ATTRS after the field loop.
        * emit-rtl.c (gen_raw_REG): Call rtx_alloc_stat directly.
        * expmed.c (init_expmed): Call gen_raw_REG instead of
        gen_rtx_raw_REG.
        * expr.c (init_expr_target): Likewise.
        * regcprop.c (maybe_mode_change): Likewise.
        * varasm.c (make_decl_rtl): Likewise.
        * final.c (leaf_renumber_regs_insn): Return early after
        handling REGs.
        * genemit.c (gen_exp): Handle 'r' fields.
        * genpeep.c (match_rtx): Likewise.
        * gensupport.c (subst_pattern_match): Likewise.
        (get_alternatives_number, collect_insn_data, alter_predicate_for_insn)
        (alter_constraints, subst_dup): Likewise.
        * read-rtl.c (read_rtx_code): Likewise.
        * print-rtl.c (print_rtx): Likewise.
        * genrecog.c (find_operand, find_matching_operand): Likewise.
        (validate_pattern, match_pattern_2): Likewise.
        (parameter::UINT, rtx_test::REGNO_FIELD): New enum values.
        (rtx_test::regno_field): New function.
        (operator ==, safe_to_hoist_p, transition_parameter_type)
        (parameter_type_string, print_parameter_value)
        (print_nonbool_test, print_test): Handle new enum values.
        * cselib.c (rtx_equal_for_cselib_1): Handle REG specially.
        * lra-constraints.c (operands_match_p): Likewise.

2015-05-19  Richard Sandiford  <richard.sandiford@arm.com>

        * df.h (df_ref_change_reg_with_loc): Remove old_regno parameter.
        Change type of new_regno to unsigned int.
        * df-scan.c (df_ref_change_reg_with_loc_1): Change type of
        new_regno to unsigned int.
        (df_ref_change_reg_with_loc): Remove old_regno parameter.
        Change type of new_regno to unsigned int.  Use SET_REGNO_RAW.
        * rtl.h (SET_REGNO): Update call to df_ref_change_reg_with_loc.
        (SET_REGNO_RAW): Add space after ",".

2015-05-19  Richard Sandiford  <richard.sandiford@arm.com>

        * rtl.h (REG_NREGS): New macro
        * alias.c (record_set): Use it.
        * cfgcleanup.c (mark_effect): Likewise.
        * combine.c (likely_spilled_retval_1): Likewise.
        (likely_spilled_retval_p, can_change_dest_mode): Likewise.
        (move_deaths, distribute_notes): Likewise.
        * cselib.c (cselib_record_set): Likewise.
        * df-problems.c (df_simulate_one_insn_forwards): Likewise.
        * df-scan.c (df_mark_reg): Likewise.
        * dse.c (look_for_hardregs): Likewise.
        * dwarf2out.c (reg_loc_descriptor): Likewise.
        (multiple_reg_loc_descriptor): Likewise.
        * expr.c (write_complex_part, read_complex_part): Likewise.
        (emit_move_complex): Likewise.
        * haifa-sched.c (setup_ref_regs): Likewise.
        * ira-lives.c (mark_hard_reg_live): Likewise.
        * lra.c (lra_set_insn_recog_data): Likewise.
        * mode-switching.c (create_pre_exit): Likewise.
        * postreload.c (reload_combine_recognize_const_pattern): Likewise.
        (reload_combine_recognize_pattern): Likewise.
        (reload_combine_note_use, move2add_record_mode): Likewise.
        (reload_cse_move2add): Likewise.
        * reg-stack.c (subst_stack_regs_pat): Likewise.
        * regcprop.c (kill_value, copy_value): Likewise.
        (copyprop_hardreg_forward_1): Likewise.
        * regrename.c (verify_reg_in_set, scan_rtx_reg): Likewise.
        (build_def_use): Likewise.
        * sched-deps.c (mark_insn_reg_birth, mark_reg_death): Likewise.
        (deps_analyze_insn): Likewise.
        * sched-rgn.c (check_live_1, update_live_1): Likewise.
        * sel-sched.c (count_occurrences_equiv): Likewise.
        * valtrack.c (dead_debug_insert_temp): Likewise.

2015-05-19  Richard Sandiford  <richard.sandiford@arm.com>

        * cfgcleanup.c (mentions_nonequal_regs): Use END_REGNO.
        * dse.c (note_add_store): Likewise.
        * ira-lives.c (mark_hard_reg_dead): Likewise.
        * loop-invariant.c (mark_reg_store): Likewise.
        (mark_reg_death): Likewise.
        * postreload.c (reload_combine): Likewise.
        (reload_combine_note_store): Likewise.
        (reload_combine_note_use): Likewise.
        * recog.c (peep2_reg_dead_p): Likewise.

2015-05-19  Alan Modra  <amodra@gmail.com>

        * config/rs6000/predicates.md (gpc_reg_operand): Don't allow all
        hard registers numbered greater or equal to ARG_POINTER_REGNUM.
        (reg_or_neg_short_operand, fix_trunc_dest_operand): Delete
        unused predicates.
        * config/rs6000/altivec.md (save_vregs_*, restore_vregs_*):
        Use altivec_register_operand.  Make insn predicate TARGET_ALTIVEC.
        * config/rs6000/rs6000.md (extzvdi_internal2): Use cc_reg_operand.
        * config/rs6000/vsx.md (vsx_float<VSi><mode>2): Expand comment.

2015-05-19  Sameera Deshpande  <Sameera.Deshpande@imgtec.com>

        * config/mips/mips.md (JOIN_MODE): New mode iterator.
        (join2_load_Store<JOIN_MODE:mode>): New pattern.
        (join2_loadhi): Likewise.
        (define_peehole2): Add peephole2 patterns to join 2 HI/SI/SF/DF-mode
        load-load and store-stores.
        * config/mips/mips.opt (mload-store-pairs): New option.
        (TARGET_LOAD_STORE_PAIRS): New macro.
        * config/mips/mips.h (ENABLE_LD_ST_PAIRS): Likewise.
        * config/mips/mips-protos.h (mips_load_store_bonding_p): New prototype.
        * config/mips/mips.c (mips_load_store_bonding_p): New function.

2015-05-19  Mikhail Maltsev  <maltsevm@gmail.com>

        * bb-reorder.c (fix_up_fall_thru_edges): Use std::swap instead of
        explicit swaps.
        * dojump.c (do_compare_rtx_and_jump): Likewise.
        * expmed.c (emit_store_flag_1): Likewise.
        * fibonacci_heap.h (fibonacci_heap::union_with): Likewise.
        * final.c (sprint_ul): Use std::reverse for reversing a string.
        * fold-const.c (extract_muldiv_1): Use std::swap.
        * genmodes.c (emit_mode_int_n): Likewise.
        * ifcvt.c (dead_or_predicable): Likewise.
        * ira-build.c (ira_merge_live_ranges): Likewise.
        (swap_allocno_copy_ends_if_necessary): Likewise.
        * ira.c (ira_setup_alts): Likewise.
        * loop-iv.c (iv_analyze_expr): Likewise.
        (implies_p): Likewise.
        (canon_condition): Likewise.
        * lra-constraints.c (swap_operands): Likewise.
        * lra-lives.c (lra_merge_live_ranges): Likewise.
        * omega.c (swap): Remove.
        (bswap): Remove.
        (omega_unprotect_1): Use std::swap.
        (omega_solve_geq): Likewise.
        * optabs.c (expand_binop_directly): Likewise.
        (expand_binop): Likewise.
        (emit_conditional_move): Likewise.
        (emit_conditional_add): Likewise.
        * postreload.c (reload_cse_simplify_operands): Likewise.
        * reg-stack.c (emit_swap_insn): Likewise.
        (swap_to_top): Likewise.
        (compare_for_stack_reg): Likewise.
        (subst_asm_stack_regs): Likewise.
        * reload.c (find_reloads): Likewise.
        * reload1.c (gen_reload_chain_without_interm_reg_p): Likewise.
        * sel-sched.c (invoke_reorder_hooks): Likewise.
        (create_block_for_bookkeeping): Likewise.
        * tree-data-ref.c (lambda_matrix_row_exchange): Remove.
        (lambda_matrix_right_hermite): Use std::swap.
        * tree-ssa-coalesce.c (sort_coalesce_list): Likewise.
        * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
        * tree-ssa-loop-ivopts.c (iv_ca_delta_reverse): Likewise.
        * tree-ssa-math-opts.c (is_widening_mult_p): Likewise.
        * tree-ssa-phiopt.c (hoist_adjacent_loads): Likewise.
        * tree-ssa-reassoc.c (linearize_expr_tree): Likewise.
        * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
        * tree-vrp.c (compare_ranges): Likewise.
        * var-tracking.c (add_with_sets): Likewise.
        (vt_find_locations): Likewise.

2015-05-18  Andreas Tobler  <andreast@gcc.gnu.org>

        * config/freebsd-spec.h (FBSD_STARTFILE_SPEC): Add the bits to build
        pie executables.
        (FBSD_ENDFILE_SPEC): Likewise.
        * config/i386/freebsd.h (STARTFILE_SPEC): Remove and use the one from
        config/freebsd-spec.h.
        (ENDFILE_SPEC): Likewise.

2015-05-18  Uros Bizjak  <ubizjak@gmail.com>
            Richard Henderson  <rth@redhat.com>

        PR target/57032
        * config/alpha/constraints.md (Q): Rewrite as define_memory_constraint.
        Check for a memory location that is not a reference (using an AND)
        to an unaligned location here.
        * config/alpha/predicates.md (normal_memory_operand): Remove.

2015-05-18  Alex Velenko  <Alex.Velenko@arm.com>

        * config/arm/arm.md (andsi_not_shiftsi_si_scc): New pattern.
        (andsi_not_shiftsi_si_scc_no_reuse): New pattern.

2015-05-18  Robert Suchanek  <robert.suchanek@imgtec.com>

        * config/mips/mips.c (micromips_globals): New variable.
        (mips_set_compression_mode): Save and reinitialize target-dependent
        state for microMIPS.

2015-05-18  Martin Liska  <mliska@suse.cz>

        * dbgcnt.def: Add new counter.
        * ipa-icf.c (sem_item_optimizer::merge_classes): Use the counter.

2015-05-18  Martin Liska  <mliska@suse.cz>

        * dbgcnt.def: Sort counters.
        * opts.c (common_handle_option): Do not compile if
        -fdbg-cnt-list is enabled.

2015-05-18  Tom de Vries  <tom@codesourcery.com>

        * gimplify.c (gimplify_modify_expr): Remove do_deref handling.
        (gimplify_va_arg_expr): Remove do_deref handling.  Remove adding of
        address operator to va_list operand.
        * tree-stdarg.c (expand_ifn_va_arg_1): Do deref of va_list operand
        unconditionally.
        * config/i386/i386.c (ix86_gimplify_va_arg): Remove deref on va_list
        operand.
        * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Same.
        * config/s390/s390.c (s390_gimplify_va_arg): Same.
        * config/spu/spu.c (spu_gimplify_va_arg_expr): Same.

2015-05-18  Tom de Vries  <tom@codesourcery.com>

        * tree-ssa-tail-merge.c: Fix whitespace.

2015-05-17  Jim Wilson  <jim.wilson@linaro.org>

        * doc/invoke.texi (ARM Options, mtune): Add generic-armv7-a,
        cortex-a17, and cortex-a17.cortex-a7.

2015-05-17  Oleg Endo  <olegendo@gcc.gnu.org>

        PR target/54236
        * config/sh/sh.md (*addc_2r_t): Use ashift instead of mult.

2015-05-17  Uros Bizjak  <ubizjak@gmail.com>

        PR target/66174
        * config/i386/i386.c (expand_vec_perm_blend): Enable HImode and
        QImode inner modes for TARGET_AVX512BW.  Force mask operand
        to a register for AVX512F modes.

2015-05-16  Jan Hubicka  <hubicka@ucw.cz>

        * toplev.c (emit_debug_global_declarations): Do not output debug info
        when doing slim LTO objects.

2015-05-16  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-utils.h (warn_types_mismatch, odr_or_derived_type_p,
        odr_types_equivalent_p): Declare.
        (odr_type_p): Use gcc_checking_assert.
        (type_in_anonymous_namespace_p) Declare.
        (type_with_linkage_p): Declare.
        * common.opt (Wlto-type-mismatch): New warning.
        * ipa-devirt.c (compound_type_base): New function.
        (odr_or_derived_type_p): New function.
        (odr_types_equivalent_p): New function.
        (add_type_duplicate): Simplify.
        (type_with_linkage_p): Add hack to prevent false positives on C types
        (type_in_anonymous_namespace_p): Likewise.
        * tree.c (need_assembler_name_p): Use type_with_linkage.
        * tree.h (type_in_anonymous_namespace_p): Remove.
        * doc/invoke.texi (-Wlto-type-mismatch): Document

2015-05-16  Jan Hubicka  <hubicka@ucw.cz>

        * tree.c (verify_type_variant): Verify tree_base and type_common flags.
        (verify_type): Verify STRING_FLAG.

2015-05-16  Manuel López-Ibáñez  <manu@gcc.gnu.org>

        PR fortran/44054
        * tree-pretty-print.c (percent_K_format): Replace locus pointer
        with accessor function.
        * tree-diagnostic.c (diagnostic_report_current_function): Use
        diagnostic_location function.
        (maybe_unwind_expanded_macro_loc): Likewise.
        (virt_loc_aware_diagnostic_finalizer): Likewise.
        (default_tree_printer): Replace locus pointer with accessor function.
        * diagnostic.c (diagnostic_initialize): Initialize caret_chars array.
        (diagnostic_set_info_translated): Initialize second location.
        (diagnostic_build_prefix): Use CARET_LINE_MARGIN.
        (diagnostic_show_locus): Handle two locations. Call
        diagnostic_print_caret_line.
        (diagnostic_print_caret_line): New.
        (default_diagnostic_starter): Use diagnostic_location function.
        (diagnostic_report_diagnostic): Use diagnostic_location function.
        (verbatim): Do not set text.locus.
        * diagnostic.h (struct diagnostic_info): Remove location field.
        (struct diagnostic_context): Make caret_chars an array of two.
        (diagnostic_location): New inline.
        (diagnostic_expand_location): Handle two locations.
        (diagnostic_same_line): New inline.
        (diagnostic_print_caret_line): Declare.
        (CARET_LINE_MARGIN): New constant.
        * pretty-print.c (pp_printf): Do not set text.locus.
        (pp_verbatim): Do not set text.locus.
        * pretty-print.h (MAX_LOCATIONS_PER_MESSAGE): New constant.
        (struct text_info): Replace locus pointer with locations
        array. Add accessor functions.

2015-05-16  Kugan Vivekanandarajah  <kuganv@linaro.org>
            Zhenqiang Chen  <zhenqiang.chen@linaro.org>

        PR target/65768
        * config/arm/arm.h (DONT_EARLY_SPLIT_CONSTANT): New macro.
        * config/arm/arm.md (subsi3, andsi3, iorsi3, xorsi3, movsi): Keep some
         large constants in register instead of splitting them.

2015-05-16  Uros Bizjak  <ubizjak@gmail.com>

        PR target/66140
        * config/alpha/alpha.c (get_aligned_mem): Also look for reload
        replacements in memory addresses.
        (get_unaligned_address): Ditto.

2015-05-15  Marc Glisse  <marc.glisse@inria.fr>

        PR tree-optimization/64454
        * match.pd ((X % Y) % Y, (X % Y) < Y): New patterns.
        (-1 - A -> ~A): Remove unnecessary condition.

2015-05-15  Gregor Richards  <gregor.richards@uwaterloo.ca>

        * config/i386/linux.h (MUSL_DYNAMIC_LINKER): Define.
        * config/i386/linux64.h (MUSL_DYNAMIC_LINKER32): Define.
        (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERX32): Define.

2015-05-15  Ilya Enkovich  <ilya.enkovich@intel.com>

        * ipa-chkp.h (chkp_wrap_function): New.
        * ipa-chkp.c (chkp_wrap_function): Remove 'static'.
        (chkp_wrap_function_name): New.
        (chkp_build_instrumented_fndecl): Use chkp_wrap_function_name
        to get wrapper name.
        * lto-cgraph.c: Include ipa-chkp.h.
        (input_cgraph_1): Avoid alias chain for wrappers.

2015-05-15  Ilya Enkovich  <enkovich.gnu@gmail.com>

        PR middle-end/66134
        * tree-chkp.c (chkp_get_orginal_bounds_for_abnormal_copy): New.
        (chkp_maybe_copy_and_register_bounds): Don't copy abnormal copy.

2015-05-15  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.h (AARCH64_TUNE_SLOWMUL): Delete.
        (AARCH64_FL_SLOWMUL): Delete.
        (AARCH64_FL_CRC): Redefine to 1<<3.
        (AARCH64_FL_USE_FMA_STEERING_PASS): Redefine to 1<<4.

2015-05-15  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

        * config/arm/arm.h (LOGICAL_OP_NON_SHORT_CIRCUIT): Add appropriate
        casting.

2015-05-15  Uros Bizjak  <ubizjak@gmail.com>

        * config/alpha/alpha.md (extendqidi2): Use general_operand
        instead of some_operand for operand[1] predicate.
        (extendhidi2): Ditto.
        (cbranchdi4): Use general_operand instead of some_operand
        for operand[1] and operands[2] predicates.
        (cstoredi4): Ditto.
        * config/alpha/predicates.md (some_operand): Remove unused predicate.
        (some_ni_operand): Ditto.

2015-05-15  Uros Bizjak  <ubizjak@gmail.com>

        * config/alpha/alpha.c (alpha_extract_integer): Do not handle
        CONST_WIDE_INT and CONST_DOUBLE.  Assert CONST_INT_P (x).
        (alpha_legitimate_constant_p) <case CONST_WIDE_INT>: Check high and
        low part of the constant using alpha_emit_set_const_1.
        (alpha_expand_mov): Do not handle CONST_WIDE_INT and CONST_DOUBLE.

2015-05-14  Rohit Arul Raj  <rohitrulraj@freescale.com>

        * varasm.c (output_constant_pool_1): Pass down alignment from
        constant pool entry's descriptor to output_constant_pool_2.
        (output_object_block): Add comment prior to call to
        output_constant_pool_1.

2015-05-14  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/65862
        * target.def (ira_change_pseudo_allocno_class): New hook.
        * targhooks.c (default_ira_change_pseudo_allocno_class): Default
        value of the hook.
        * targhooks.h (default_ira_change_pseudo_allocno_class): New extern.
        * doc/tm.texi.in (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Add the
        hook.
        * ira-costs.c (find_costs_and_classes): Call the hook and change
        classes when it is necessary.
        * doc/tm.texi: Update.

2015-05-14  Alexander Monakov  <amonakov@ispras.ru>

        * config/i386/i386.md (sibcall_memory): Check that register with
        callee address is not also used as one of the arguments, instead
        of checking that it is not live after the sibcall.
        (sibcall_pop_memory): Ditto.
        (sibcall_value_memory): Ditto.
        (sibcall_value_pop_memory): Ditto.

2015-05-14  Marc Glisse  <marc.glisse@inria.fr>

        * generic-match-head.c (types_match): Handle non-types.
        * gimple-match-head.c (types_match): Likewise.
        * match.pd: Remove unnecessary TREE_TYPE for types_match.

2015-05-14  Wilco Dijkstra  <wdijkstr@arm.com>

        * config/aarch64/aarch64.md (absdi2): Optimize abs expansion.
        (csneg3<mode>_insn): Enable expansion of pattern.

2015-05-14  Nick Clifton  <nickc@redhat.com>

        * config/rl78/rl78.c (rl78_select_section): Select the correct
        default section based upon the category of the decl.

2015-05-13  Segher Boessenkool  <segher@kernel.crashing.org>

        PR rtl-optimization/30967
        * config/rs6000/rs6000.c (rs6000_rtx_costs): Don't consider
        destination mode for the cost of scc patterns.

2015-05-13  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (*mul<mode>3_1): Merge with *mulhi3_1
        using SWIM248 mode iterator.
        (*mulv<mode>4): Use x86_64_sext_operand for operand[2] constraint.
        (*mulvhi4): mark operand[1] as commutative.  Use nonimmediate_operand
        for operand[2] constraint.
        (*mulv<mode>4_1): Merge with *mulvhi4_1 using SWI248 mode iterator.

2015-05-13  Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/66133
        * omp-low.c (expand_omp_taskreg): For GIMPLE_OMP_TASK expansion,
        make sure it is never noreturn, even when the task body does not
        return.
        (lower_omp_taskreg): For GIMPLE_OMP_TASK, emit GIMPLE_OMP_CONTINUE
        right before GIMPLE_OMP_RETURN.
        (make_gimple_omp_edges): Accept GIMPLE_OMP_CONTINUE as ->cont
        for GIMPLE_OMP_TASK.  For GIMPLE_OMP_RETURN corresponding to
        GIMPLE_OMP_TASK add an EDGE_ABNORMAL edge from entry to exit.

2015-05-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * params.def (PARAM_MAX_POW_SQRT_DEPTH): New param.
        * tree-ssa-math-opts.c: Include params.h
        (pow_synth_sqrt_info): New struct.
        (representable_as_half_series_p): New function.
        (get_fn_chain): Likewise.
        (print_nested_fn): Likewise.
        (dump_fractional_sqrt_sequence): Likewise.
        (dump_integer_part): Likewise.
        (expand_pow_as_sqrts): Likewise.
        (gimple_expand_builtin_pow): Use above to attempt to expand
        pow as series of square roots.  Removed now unused variables.

2015-05-13  Uros Bizjak  <ubizjak@gmail.com>

        * config/alpha/alpha.c (alpha_emit_set_long_const): Remove c1 argument.
        (alpha_extract_integer): Redeclare as static HOST_WIDE_INT.
        Remove *p0 and *p1 arguments.  Rewrite function.
        (alpha_legitimate_constant_p): Update call to alpha_extract_integer.
        (alpha_split_const_mov): Update calls to alpha_extract_integer and
        alpha_emit_set_long_const.
        (alpha_expand_epilogue): Update calls to alpha_emit_set_long_const.
        (alpha_output_mi_thunk_osf): Ditto.
        * config/alpha/alpha.md (movti): Do not check operands[1]
        for CONST_DOUBLE.

2015-05-13  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/66129
        * tree-vect-slp.c (vect_build_slp_tree): Make sure all ops are
        commutative.
        (vect_schedule_slp_instance): Fix typo.

2015-05-13  David Malcolm  <dmalcolm@redhat.com>

        * common.opt (fdump-internal-locations): New option.
        * input.c: Include diagnostic-core.h.
        (get_end_location): New function.
        (write_digit): New function.
        (write_digit_row): New function.
        (dump_location_range): New function.
        (dump_labelled_location_range): New function.
        (dump_location_info): New function.
        * input.h (dump_location_info): New prototype.
        * toplev.c (compile_file): Handle flag_dump_locations.

2015-05-13  Eric Botcazou  <ebotcazou@adacore.com>

        * gimple-expr.h (is_gimple_constant): Reorder.
        * tree-ssa-propagate.c (before_dom_children): Use inline accessor.

2015-05-13  Segher Boessenkool  <segher@kernel.crashing.org>

        * combine.c (simplify_set): When generating a CC set, if the
        source already is in the correct mode, do not wrap it in a
        compare.  Simplify the rest of that code.

2015-05-13  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/66123
        * tree-ssa-dom.c (propagate_rhs_into_lhs): Check if we found
        a taken edge.

2015-05-13  Richard Biener  <rguenther@suse.de>

        PR middle-end/66110
        * alias.c (alias_sets_conflict_p): Do not treat has_zero_child
        specially.
        * Makefile.in (dfp.o-warn): Add -Wno-strict-aliasing.

2015-05-13  Michael Haubenwallner  <michael.haubenwallner@ssi-schaefer.com>

        * doc/install.texi: Bump latest automake 1.11 version to 1.11.6.
        * aclocal.m4: Regenerated with automake-1.11.6.

2015-05-13  Tom de Vries  <tom@codesourcery.com>

        PR tree-optimization/66010
        * gimplify.h (gimplify_va_arg_internal): Remove declaration.
        * gimplify.c (gimplify_va_arg_internal): Remove and inline into ...
        * tree-stdarg.c (expand_ifn_va_arg_1): ... here.  Choose between lval
        and rval based on do_deref.

2015-05-13  Ilya Enkovich  <ilya.enkovich@intel.com>

        PR target/65103
        * config/i386/i386.c (ix86_rtx_costs): We want to propagate
        link time constants into adress expressions and therefore set
        their cost to 0.

2015-05-13  Jakub Jelinek  <jakub@redhat.com>

        PR target/66112
        * config/i386/i386.md (mulv<mode>4, umulv<mode>4, *umulv<mode>4):
        Use SWI248 iterator instead of SWI.
        (*mulv<mode>4_1): Use SWI48 instead of SWI.  Simplify output template.
        Use eq_attr "alternative" "0" instead of match_test in
        length_immediate attribute computation.
        (*mulvhi4, *mulvhi4_1): New define_insns.

        PR target/66112
        * internal-fn.c (get_min_precision): Use UNSIGNED instead of
        SIGNED to get precision of non-negative value.

2015-05-13  Ilya Enkovich  <ilya.enkovich@intel.com>

        PR target/66048
        * function.c (diddle_return_value_1): Process bounds first.
        * config/i38/i386.c (ix86_function_value_regno_p): Add bnd1
        register.

2015-05-13  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        PR rtl-optimization/64616
        * loop-invariant.c (can_move_invariant_reg): New.
        (move_invariant_reg): Call above new function to decide whether
        instruction can just be moved, skipping creation of temporary
        register.

2015-05-12  Jan Hubicka  <hubicka@ucw.cz>

        PR target/pr66047.c
        * i386.c (ix86_function_sseregparm): Only return -1 if local function
        with implied regparm is called from -mno-sse function.
        (init_cumulative_args): Output error if ix86_function_sseregparm
        return -1 and SSE register would be needed.
        (function_arg_advance_32): Likewise.
        (function_arg_32): Likewise.
        * i386.h (ix86_args): Add decl field.

2015-05-12  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65873
        * ipa-inline.c (can_inline_edge_p): Allow early inlining of always
        inlines across optimization boundary.

2015-05-12  Jason Merrill  <jason@redhat.com>

        * config/mmix/mmix.c, config/msp430/msp430.c: Add space between
        string literal and macro name.

2015-05-12  Steve Ellcey  <sellcey@imgtec.com>

        * config/mips/mips.c (mips_print_operand): Remove 'y' operand code.
        * config/mips/mips.md (<GPR:d>lsa): Rewrite with shift operator.
        * config/mips/predicates.md (const_immlsa_operand): Remove log call.

2015-05-12  David Malcolm  <dmalcolm@redhat.com>

        * doc/invoke.texi (Warning Options): Add -Wmisleading-indentation.
        (-Wmisleading-indentation): New option.
        * Makefile.in (C_COMMON_OBJS): Add c-family/c-indentation.o.

2015-05-12  Uros Bizjak  <ubizjak@gmail.com>

        * config/alpha/alpha.h (TARGET_SUPPORTS_WIDE_INT): New define.
        * config/alpha/alpha.c (alpha_rtx_costs): Handle CONST_WIDE_INT.
        (alpha_extract_integer): Ditto.
        (alpha_legitimate_constant_p): Ditto.
        (alpha_split_tmode_pair): Ditto.
        (alpha_preferred_reload_class): Add CONST_WIDE_INT.
        (alpha_expand_mov): Ditto.
        (print_operand): Remove handling of 'H' modifier.
        <case 'm'>: Remove CONST_DOUBLE handling.
        (summarize_insn): Handle CONST_WIDE_INT.
        * config/alpha/alpha.md (*andsi_internal): Remove H constraint.
        (anddi3): Ditto.
        (movti): Handle CONST_WIDE_INT.
        * config/alpha/constraints.md ('H'): Remove constraint definition.
        ('G'): Do not match MODE_FLOAT class.
        * config/alpha/predicates.md (const0_operand): Also match
        const_wide_int.
        (non_add_const_operand): Ditto.
        (non_zero_const_operand): Ditto.
        (some_operand): Ditto.
        (input_operand): Ditto.  Handle CONST_WIDE_INT.
        (and_operand): Do not match const_double.
        * config/alpha/sync.md (fetchop_constr): Remove H constraint.

2015-05-12  Andrew MacLeod  <amacleod@redhat.com>

        PR target/65697
        * coretypes.h (MEMMODEL_SYNC, MEMMODEL_BASE_MASK): New macros.
        (enum memmodel): Add SYNC_{ACQUIRE,RELEASE,SEQ_CST}.
        * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
        is_mm_consume,is_mm_acquire, is_mm_release, is_mm_acq_rel,
        is_mm_seq_cst, is_mm_sync): New accessor functions.
        * builtins.c (expand_builtin_sync_operation,
        expand_builtin_compare_and_swap): Use MEMMODEL_SYNC_SEQ_CST.
        (expand_builtin_sync_lock_release): Use MEMMODEL_SYNC_RELEASE.
        (get_memmodel,  expand_builtin_atomic_compare_exchange,
        expand_builtin_atomic_load, expand_builtin_atomic_store,
        expand_builtin_atomic_clear): Use new accessor routines.
        (expand_builtin_sync_synchronize): Use MEMMODEL_SYNC_SEQ_CST.
        * optabs.c (expand_compare_and_swap_loop): Use MEMMODEL_SYNC_SEQ_CST.
        (maybe_emit_sync_lock_test_and_set): Use new accessors and
        MEMMODEL_SYNC_ACQUIRE.
        (expand_sync_lock_test_and_set): Use MEMMODEL_SYNC_ACQUIRE.
        (expand_mem_thread_fence, expand_mem_signal_fence, expand_atomic_load,
        expand_atomic_store): Use new accessors.
        * emit-rtl.c (need_atomic_barrier_p): Add additional enum cases.
        * tsan.c (instrument_builtin_call): Update check for memory model beyond
        final enum to use MEMMODEL_LAST.
        * c-family/c-common.c: Use new accessor for memmodel_base.
        * config/aarch64/aarch64.c (aarch64_expand_compare_and_swap): Use new
        accessors.
        * config/aarch64/atomics.md (atomic_load<mode>,atomic_store<mode>,
        arch64_load_exclusive<mode>, aarch64_store_exclusive<mode>,
        mem_thread_fence, *dmb): Likewise.
        * config/alpha/alpha.c (alpha_split_compare_and_swap,
        alpha_split_compare_and_swap_12): Likewise.
        * config/arm/arm.c (arm_expand_compare_and_swap,
        arm_split_compare_and_swap, arm_split_atomic_op): Likewise.
        * config/arm/sync.md (atomic_load<mode>, atomic_store<mode>,
        atomic_loaddi): Likewise.
        * config/i386/i386.c (ix86_destroy_cost_data, ix86_memmodel_check):
        Likewise.
        * config/i386/sync.md (mem_thread_fence, atomic_store<mode>): Likewise.
        * config/ia64/ia64.c (ia64_expand_atomic_op): Add new memmodel cases and
        use new accessors.
        * config/ia64/sync.md (mem_thread_fence, atomic_load<mode>,
        atomic_store<mode>, atomic_compare_and_swap<mode>,
        atomic_exchange<mode>): Use new accessors.
        * config/mips/mips.c (mips_process_sync_loop): Likewise.
        * config/pa/pa.md (atomic_loaddi, atomic_storedi): Likewise.
        * config/rs6000/rs6000.c (rs6000_pre_atomic_barrier,
        rs6000_post_atomic_barrier): Add new cases.
        (rs6000_expand_atomic_compare_and_swap): Use new accessors.
        * config/rs6000/sync.md (mem_thread_fence): Add new cases.
        (atomic_load<mode>): Add new cases and use new accessors.
        (store_quadpti): Add new cases.
        * config/s390/s390.md (mem_thread_fence, atomic_store<mode>): Use new
        accessors.
        * config/sparc/sparc.c (sparc_emit_membar_for_model): Use new accessors.
        * doc/extend.texi: Update docs to indicate 16 bits are used for memory
        model, not 8.

2015-05-12  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-devirt.c (type_with_linkage_p): New function.
        (type_in_anonymous_namespace_p): Move here from tree.c; assert that
        type has linkage.
        (odr_type_p): Move here from ipa-utils.h; use type_with_linkage_p.
        (can_be_name_hashed_p): Simplify.
        (hash_odr_name): Check that type has linkage before checking if it is
        anonymous.
        (types_same_for_odr): Likewise.
        (odr_name_hasher::equal): Likewise.
        (odr_subtypes_equivalent_p): Likewise.
        (warn_types_mismatch): Likewise.
        (get_odr_type): Likewise.
        (odr_types_equivalent_p): Fix checking of TYPE_MAIN_VARIANT.
        * ipa-utils.h (odr_type_p): Move offline.
        * tree.c (need_assembler_name_p): Fix handling of types
        without linkages.
        (type_in_anonymous_namespace_p): Move to ipa-devirt.c

2015-05-12  David Malcolm  <dmalcolm@redhat.com>

        * timevar.c (timevar_enable): Delete in favor of...
        (g_timer): New global.
        (struct timevar_def): Move to timevar.h inside class timer.
        (struct timevar_stack_def): Likewise.
        (timevars): Delete global in favor of field "m_timevars" within
        class timer in timevar.h
        (stack): Likewise, in favor of field "m_stack".
        (unused_stack_instances): Likewise, in favor of field
        "m_unused_stack_instances".
        (start_time): Likewise, in favor of field "m_start_time".
        (get_time): Eliminate check for timevar_enable.
        (timer::timer): New function, built from part of timevar_init.
        (timevar_init): Rewrite idempotency test from using
        "timevar_enable" bool to using dynamic allocation of "g_timer".
        Move rest of implementation into timer's constructor.
        (timevar_push_1): Rename to...
        (timer::push): ...this, adding "m_" prefixes to variables that
        are now fields of timer.
        (timevar_pop_1): Likewise, rename to...
        (timer::pop): ...this, and add "m_" prefixes.
        (timevar_start): Replace test for "timevar_enable" with one for
        "g_timer", and move bulk of implementation to...
        (timer::start): ...here, adding "m_" prefixes.
        (timevar_stop): Likewise, from here...
        (timer::stop): ...to here.
        (timevar_cond_start): Likewise, from here...
        (timer::cond_start): ...to here.
        (timevar_cond_stop): Likewise, from here...
        (timer::cond_stop): ...to here.
        (validate_phases): Rename to...
        (timer::validate_phases): ...this, and add "m_" prefixes.  Make
        locals "total" and "tv" const.
        (timevar_print): Rename to...
        (timer::print): ...this, and add "m_" prefixes.  Make locals
        "total" and "tv" const.  Eliminate test for timevar_enable.
        * timevar.h (timevar_enable): Eliminate.
        (g_timer): New declaration.
        (timevar_push_1): Eliminate.
        (timevar_pop_1): Eliminate.
        (timevar_print): Eliminate.
        (class timer): New class.
        (timevar_push): Rewrite to use g_timer.
        (timevar_pop): Likewise.
        * toplev.c (toplev::~toplev): Likewise.

2015-05-12  Richard Earnshaw  <rearnsha@arm.com>

        * arm-protos.h (arm_sched_autopref): Delete.
        (tune_params): Re-organize, use enums for flag values.
        (FUSE_OPS): New macro.
        * arm.c (ARM_PREFETCH_NOT_BENEFICIAL): Update.
        (ARM_PREFETCH_BENEFICIAL): Likewise.
        (ARM_FUSE_NOTHING, ARM_FUSE_MOVW_MOVT): Delete.
        (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune)
        (arm_xscale_tune, arm_9e_tune, arm_marvell_pj4_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): Use new
        format.
        (arm_option_override, thumb2_reorg, arm_print_tune_info)
        (aarch_macro_fusion_pair_p): Update uses of current_tune.
        * arm.h (LOGICAL_OP_NON_SHORT_CIRCUIT): Likewise.

2015-05-12 Sandra Loosemore <sandra@codesourcery.com>

        * config/nios2/nios2.md (trap, ctrapsi4): Use "trap" instead of
        "break".

2015-05-12  Chung-Lin Tang  <cltang@codesourcery.com>
            Sandra Loosemore <sandra@codesourcery.com>

        * config/nios2/nios2.h (enum reg_class): Add IJMP_REGS enum
        value.
        (REG_CLASS_NAMES): Add "IJMP_REGS".
        (REG_CLASS_CONTENTS): Add new entry for IJMP_REGS.
        * config/nios2/nios2.md (indirect_jump,*tablejump): Adjust to
        use new "c" register constraint.
        * config/nios2/constraint.md (c): New register constraint
        corresponding to IJMP_REGS.

2015-05-12  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000.md (*rotlsi3_internal4, *rotlsi3_internal5,
        *rotlsi3_internal6, rlwinm, 5 unnamed define_insns, and 6
        define_splits): Delete, revamp, transmogrify into ...
        (*rotlsi3_mask, *rotlsi3_mask_dot, *rotlsi3_mask_dot2,
        *ashlsi3_imm_mask, *ashlsi3_imm_mask_dot, *ashlsi3_imm_mask_dot2,
        *lshrsi3_imm_mask, *lshrsi3_imm_mask_dot, *lshrsi3_imm_mask_dot2):
        New.

2015-05-12  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000.md (rs6000_adjust_atomic_subword): Use
        gen_ashlsi3 and gen_andsi3 instead of gen_rlwinm.

2015-05-12  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000.md (extzv): FAIL for SImode.
        (extzvsi_internal, *extzvsi_internal1, *extzvsi_internal2,
        *rotlsi3_internal7le, *rotlsi3_internal7be, *rotlsi3_internal8le,
        *rotlsi3_internal8be, *rotlsi3_internal9le, *rotlsi3_internal9be,
        *rotlsi3_internal10le, *rotlsi3_internal10be, *rotlsi3_internal11le,
        *rotlsi3_internal11be, *rotlsi3_internal12le, *rotlsi3_internal12be,
        *lshiftrt_internal1le, *lshiftrt_internal1be, *lshiftrt_internal2le,
        *lshiftrt_internal2be, *lshiftrt_internal3le, *lshiftrt_internal3be,
        *lshiftrt_internal4le, *lshiftrt_internal4be, *lshiftrt_internal5le,
        *lshiftrt_internal5be, *lshiftrt_internal5le, *lshiftrt_internal5be,
        *rotldi3_internal7le, *rotldi3_internal7be, *rotldi3_internal8le,
        *rotldi3_internal8be, *rotldi3_internal9le, *rotldi3_internal9be,
        *rotldi3_internal10le, *rotldi3_internal10be, *rotldi3_internal11le,
        *rotldi3_internal11be, *rotldi3_internal12le, *rotldi3_internal12be,
        *rotldi3_internal13le, *rotldi3_internal13be, *rotldi3_internal14le,
        *rotldi3_internal14be, *rotldi3_internal15le, *rotldi3_internal15be,
        and 30 corresponding splitters): Delete.

2015-05-12  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000.md (define_split for bswaphi): Don't use
        zero_extract.

2015-05-12  Segher Boessenkool  <segher@kernel.crashing.org>

        * combine.c (recog_for_combine_1): New function, factored out
        from recog_for_combine.
        (change_zero_ext): New function.
        (recog_for_combine): If recog fails, try again with the pattern
        modified by change_zero_ext; if that still fails, restore the
        pattern.

2015-05-12  Segher Boessenkool  <segher@kernel.crashing.org>

        * combine.c (get_undo_marker): New function.
        (undo_to_marker): New function, largely factored out from ...
        (undo_all): ... this.  Adjust.

2015-05-12  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/66101
        * tree-ssa-dce.c (remove_dead_stmt): Properly mark loops for
        fixup if we turn a loop exit edge to a fallthru edge.

2015-05-12  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/37021
        * tree-vectorizer.h (struct _slp_tree): Add two_operators flag.
        (SLP_TREE_TWO_OPERATORS): New define.
        * tree-vect-slp.c (vect_create_new_slp_node): Initialize
        SLP_TREE_TWO_OPERATORS.
        (vect_build_slp_tree_1): Allow two mixing plus/minus in an
        SLP node.
        (vect_build_slp_tree): Adjust.
        (vect_analyze_slp_cost_1): Likewise.
        (vect_schedule_slp_instance): Vectorize mixing plus/minus by
        emitting two vector stmts and mixing the results.

2015-05-12  Dominik Vogt  <vogt@linux.vnet.ibm.com>

        * call.c (print_z_candidates): Remove dead code.

2015-05-12  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

        * config/s390/2827.md: Split zEC12_simple into zEC12_simple_int
        and zEC12_simple_fp.
        * config/s390/s390.c (s390_issue_rate): Set issue rate for zEC12
        to 1.

2015-05-12  Tom de Vries  <tom@codesourcery.com>

        PR tree-optimization/66010
        * gimplify.c (gimplify_modify_expr): Handle new do_deref argument of
        ifn_va_arg.
        * gimplify.h (gimplify_va_arg_internal): Remove loc parameter.
        (gimplify_va_arg_internal): Remove loc parameter.  Assert no array-typed
        va_lists are passed, and remove corresponding handling.
        (gimplify_va_arg_expr): Only take address of ap if necessary.  Add
        do_deref argument to ifn_va_arg.
        * tree-stdarg.c (expand_ifn_va_arg_1): Handle new do_deref argument of
        ifn_va_arg.

2015-05-12  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        PR target/65955
        * config/arm/arm.md (movcond_addsi): Check that operands[2] is a
        REG before taking its REGNO.

2015-05-12  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        * combine.c i(set_nonzero_bits_and_sign_copies): Split code updating
        rsp->sign_bit_copies and rsp->nonzero_bits into ...
        (update_rsp_from_reg_equal): This.  Also use REG_EQUAL note on src if
        present to get more accurate information about the number of sign bit
        copies and non zero bits.

2015-05-12  Richard Biener  <rguenther@suse.de>

        * tree-vect-slp.c (vect_build_slp_tree_1): For BB vectorization
        do not allow unrolling.

2015-05-11  Richard Henderson  <rth@redhat.com>

        * config/i386/i386-modes.def (CCP): New.
        * config/i386/i386.c (put_condition_code): Handle it.
        (ix86_match_ccmode, ix86_cc_modes_compatible): Likewise.

2015-05-11  Richard Henderson  <rth@redhat.com>

        * target.def (md_asm_clobbers): Replace with...
        (md_asm_adjust): this.
        * tm.texi.in (TARGET_MD_ASM_CLOBBERS): Remove.
        (TARGET_MD_ASM_ADJUST): New.
        * tm.texi: Rebuild.
        * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Remove.
        * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Remove.
        * system.h (TARGET_MD_ASM_CLOBBERS): Poison.

        * cfgexpand.c (check_operand_nalternatives): Accept vector of
        constraints instead of lists of outputs and inputs.
        (expand_asm_stmt): Save and restore input_location around the
        body of the function.  Move asm data into vectors instead of
        building tree lists.  Generate cleanup sequences as needed,
        rather than waiting til the end.  Use new md_asm_adjust hook.

        * config/vxworks.c: Include vec.h before target.h.
        * gimple.c: Likewise.
        * incpath.c: Likewise.
        * mode-switching.c: Likewise.

        * config/cris/cris.c (cris_md_asm_clobbers): Convert to...
        (cris_md_asm_adjust): this.
        (TARGET_MD_ASM_CLOBBERS): Remove.
        (TARGET_MD_ASM_ADJUST): New.
        * config/i386/i386.c (ix86_md_asm_clobbers): Convert to...
        (ix86_md_asm_adjust): this.
        (TARGET_MD_ASM_CLOBBERS): Remove.
        (TARGET_MD_ASM_ADJUST): New.
        * config/mn10300/mn10300.c (mn10300_md_asm_clobbers): Convert to...
        (mn10300_md_asm_adjust): this.
        (TARGET_MD_ASM_CLOBBERS): Remove.
        (TARGET_MD_ASM_ADJUST): New.
        * config/rs6000/rs6000.c (rs6000_md_asm_clobbers): Convert to...
        (rs6000_md_asm_adjust): this.
        (TARGET_MD_ASM_CLOBBERS): Remove.
        (TARGET_MD_ASM_ADJUST): New.
        * config/visium/visium.c (visium_md_asm_clobbers): Convert to...
        (visium_md_asm_adjust): this.
        (TARGET_MD_ASM_CLOBBERS): Remove.
        (TARGET_MD_ASM_ADJUST): New.

2015-05-11  Richard Henderson  <rth@redhat.com>

        * gimplify.c (gimplify_asm_expr): Set gimple_asm_volatile_p
        if noutputs is zero.
        * cfgexpand.c (expand_asm_stmt): Use gimple_asm_volatile_p unchanged.

        * cfgexpand.c (expand_asm_operands): Merge into...
        (expand_asm_stmt): ... here.

        * cfgexpand.c (expand_asm_operands): Don't call
        resolve_asm_operand_names.
        * stmt.c (resolve_asm_operand_names): Clarify block comment.

2015-05-11  Jan Hubicka  <hubicka@ucw.cz>

        * dwarf2out.c (gen_member_die): Sanity check that we access
        TYPE_MAIN_VARIANT for TYPE_METHODS.
        * function.c (use_register_for_decl): Look for TYPE_MAIN_VARIANT when
        checking TYPE_METHODS.
        * tree.c (free_lang_data_in_type): See TYPE_METHODS to error_mark_node
        if non-null.
        (build_distinct_type_copy): Clear TYPE_METHODS.
        (verify_type_variant): Verify that TYPE_METHODS is NULL for variants.
        (verify_type): Allow TYPE_METHODS to be error_mark_node.
        * tree.def: Update docs of TYPE_STUB_DECL and TYPE_METHODS.

2015-05-11  Eric Botcazou  <ebotcazou@adacore.com>

        * emit-rtl.c (emit_pattern_after_setloc): Add missing guard.
        (emit_pattern_before_setloc): Likewise.

2015-05-11  Richard Sandiford  <richard.sandiford@arm.com>

        * genrecog.c (match_pattern_1): Expect the pattern to be a SEQUENCE
        for define_peephole2s.
        (get_peephole2_pattern): New function.
        (main): Use it.  Call validate_pattern.

2015-05-11  Pitchumani Sivanupandi  <pitchumani.s@atmel.com>

        * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Use
        LAST_CALLEE_SAVED_REG instead of hard-coded register number.
        (Last callee saved reg is different for AVR_TINY architecture)

2015-05-11  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.c (ix86_loop_unroll_adjust): Use PATTERN (insn)
        when looking for memory references.

2015-05-11  Alexander Monakov  <amonakov@ispras.ru>

        PR target/65753
        * config/i386/i386.c (ix86_function_ok_for_sibcall): Allow PIC sibcalls
        via function pointers.

2015-05-11  Alexander Monakov  <amonakov@ispras.ru>

        * calls.c (prepare_call_address): Transform PLT call to GOT lookup and
        indirect call by forcing address into a pseudo with -fno-plt.
        * common.opt (flag_plt): New option.
        * doc/invoke.texi (Code Generation Options): Add -fno-plt.
        ([-fno-plt]): Document.

2015-05-11  Markus Trippelsdorf  <markus@trippelsdorf.de>

        PR bootstrap/66105
        * config/rs6000/option-defaults.h: Add space between string literal
        and macro name.

2015-05-11  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        * gcc.target/arm/pr64616.c: Test dump rather than assembly to work
        accross ARM targets.

2015-05-11  Christian Bruel  <christian.bruel@st.com>

        * config/arm/arm-protos.h (thumb_code, thumb1_code): Remove.
        * config/arm/vxworks.h (thumb_code): Replace with TARGET_THUMB.

2015-05-11  Richard Sandiford  <richard.sandiford@arm.com>

        PR rtl-optimization/66076
        * rtlanal.c (generic_subrtx_iterator <T>::add_single_to_queue):
        Don't grow the heap array if it is already big enough from a
        previous iteration.

2015-05-11  Christian Bruel  <christian.bruel@st.com>

        * config/arm/arm-protos.h (arm_declare_function_name): Declare.
        (is_called_in_ARM_mode): Remove.
        * config/arm/arm.c (is_called_in_ARM_mode): Declare static bool.
        (arm_declare_function_name): Moved from from ARM_DECLARE_FUNCTION_NAME.
        * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Call
         arm_declare_function_name.

2015-05-11  Christian Bruel  <christian.bruel@st.com>

        * config/arm/arm.c (arm_option_override): Reoganized and split into :
        (arm_option_params_internal); New function.
        (arm_option_check_internal): New function.
        (arm_option_override_internal): New function.
        (thumb_code, thumb1_code): Remove.
        * config/arm/arm.h (TREE_TARGET_THUMB, TREE_TARGET_THUMB1): New macros.
        (TREE_TARGET_THUM2, TREE_TARGET_ARM): Likewise.
        (thumb_code, thumb1_code): Remove.
        * config/arm/arm.md (is_thumb, is_thumb1): Check TARGET flag.

2015-05-11  Uros Bizjak  <ubizjak@gmail.com>

        * config/alpha/alpha.c (alpha_emit_set_const_1)
        (alpha_emit_set_long_const, alpha_extract_integer)
        (alpha_legitimate_constant_p, alpha_split_const_mov)
        (alpha_expand_block_clear, alpha_expand_zap_mask, print_operand):
        [HOST_BITS_PER_WIDE_INT < 64]: Remove dead code.
        (alpha_emit_set_const_1): Change "(HOST_WIDE_INT) 1" to
        HOST_WIDE_INT_1U.
        * config/alpha/predicates.md (mode_mask_operand): Do not match
        const_double RTX.
        [HOST_BITS_PER_WIDE_INT < 64]: Remove dead code.
        * config/alpha/alpha.md (abstf, *abstf_internal, UNSPEC_ZAP splitter):
        Change "(HOST_WIDE_INT) 1" to HOST_WIDE_INT_1U.
        [HOST_BITS_PER_WIDE_INT < 64]: Remove dead code.
        (*negtf_internal): Use gen_int_mode instead of immed_double_const.

2015-05-11  Jakub Jelinek  <jakub@redhat.com>

        PR target/65780
        * config/s390/linux.h (TARGET_BINDS_LOCAL_P): Define to
        default_binds_local_p_2.
        * config/arm/linux-elf.h (TARGET_BINDS_LOCAL_P): Likewise.
        * config/aarch64/aarch64-linux.h (TARGET_BINDS_LOCAL_P): Likewise.

2015-05-09  Jan Hubicka  <hubicka@ucw.cz>

        * tree.c (verify_type_variant): Check TYPE_VALUES_RAW and TYPE_PRECISION

2015-05-09  Jan Hubicka  <hubicka@ucw.cz>

        Patch by Richard Biener
        * coverage.c (coverage_obj_init): Delay building of type variant
        until the type is finished.

2015-05-09  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-devirt.c (warn_types_mismatch): Do not ICE when warning about
        mismatch between C and C++ type; compoare correctly ARG_TYPES
        for non-prototypes and output correctly parameter index for METHOD_TYPE.
        (odr_types_equivalent_p): Fix wording of warning about attributes;
        it is OK to match prototype and non-prototype.

2015-05-09  Jan Hubicka  <hubicka@ucw.cz>

        * tree.c (free_lang_data_in_type): Free TREE_PURPOSE of
        TYPE_ARG_TYPES list.
        (verify_type): Permit non-NULL TREE_PURPOSE in non-LTO builds.
        * tree.def (FUNCTION_TYPE): Document TREE_PURPOSE in TYPE_ARG_TYPES

2015-05-09  Jan Hubicka  <hubicka@ucw.cz>

        * tree.c (verify_type): Verify TYPE_BINFO and TYPE_VALUES_RAW.
        * tree.h (is_lang_specific): Constify.

2015-05-09  Marc Glisse  <marc.glisse@inria.fr>

        PR tree-optimization/64454
        * tree-vrp.c (extract_range_from_binary_expr_1) <TRUNC_MOD_EXPR>:
        Rewrite.

2015-05-08  Jason Merrill  <jason@redhat.com>

        * bitmap.c, c/c-aux-info.c, cfg.c, cfghooks.c, cgraph.c,
        config/aarch64/aarch64.md config/alpha/vms.h, config/darwin.c,
        config/darwin.h, config/darwin9.h, config/elfos.h,
        config/i386/bsd.h, config/ia64/ia64.c, config/lm32/lm32.h,
        config/microblaze/microblaze.h, config/mips/mips.h,
        config/mmix/mmix.c, config/msp430/msp430.c, config/nios2/nios2.h,
        config/nvptx/nvptx.c, config/nvptx/nvptx.h, config/pa/pa.c,
        config/pa/pa.h, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
        config/rs6000/xcoff.h, config/rx/rx.h, config/s390/s390.h,
        config/sparc/sol2.h, config/sparc/sparc.h, config/visium/visium.h,
        cppbuiltin.c, defaults.h, doc/invoke.texi, dwarf2cfi.c,
        dwarf2out.c, final.c, gcc.c, gcov-dump.c, gcov.c, ipa-cp.c,
        ipa-inline.c, ipa-polymorphic-call.c, ipa-profile.c, ipa-prop.c,
        ira-color.c, ira.c, loop-doloop.c, loop-iv.c, mcf.c,
        modulo-sched.c, predict.c, profile.c, stor-layout.c, toplev.c,
        tree-ssa-reassoc.c, value-prof.c, wide-int-print.cc: Add space
        between string literal and macro name.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * jump.c: Change argument types to rtx_insn *.
        * rtl.h: Adjust.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * lra-constraints.c: Change argument type to rtx_insn *.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * df-problems.c: Change argument type to rtx_insn *.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * combine.c: Change argument type to rtx_insn *.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * rtl.h: Adjust.
        * rtlanal.c: Change argument type to rtx_insn *.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * sched-deps.c: Change argument types to rtx_insn *.
        * sched-int.h: Adjust.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * dwarf2cfi.c: Change argument type to rtx_insn *.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * ira.c (decrease_live_ranges_number): Changetype of local
        variable to rtx_insn *.
        * recog.c: Change argument types to rtx_insn *.
        * recog.h: Adjust.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * reorg.c: Change argument types to rtx_insn *.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * ira-color.c: Change argument types to rtx_insn *.
        * lra-eliminations.c: Likewise.
        * ira.h: Adjust.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * gcse.c: Change argument types to rtx_insn *.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * cse.c (cse_change_cc0_mode): Change argument type to rtx_insn *.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * emit-rtl.c (emit_debug_insn_before): Change argument type to
        rtx_insn *.
        * rtl.h: Adjust.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * emit-rtl.c (emit_note_before): Change argument type to rtx_insn *.
        * rtl.h: Adjust.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * emit-rtl.c (emit_note_after): Change argument type to rtx_insn *.
        * rtl.h: Adjust.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * emit-rtl.c (prev_cc0_setter): Change argument type to rtx_insn *.
        * rtl.h: Adjust.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * rtlanal.c (noop_move_p): Change argument type to rtx_insn *.
        * rtl.h: Adjust.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * rtlanal.c (add_shallow_copy_of_reg_note): Change argument type
        to rtx_insn *.
        * rtl.h: Adjust.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * rtlanal.c (remove_reg_equal_equiv_notes): Change argument type
        to rtx_insn *.
        * rtl.h: Likewise.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * except.c (can_nonlocal_goto): Change type of argument to
        rtx_insn *.
        * rtl.h: Adjust.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * rtlanal.c (computed_jump_p): Cange argument type to rtx_insn *.
        * rtl.h: Adjust.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * rtlanal.c (in_insn_list_p): Renamed from in_expr_list_p.
        * cfgrtl.c (can_delete_label_p): Adjust.
        * rtl.h: likewise.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * reorg.c (stop_search_p): Change argument to rtx_insn *.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * except.c (make_reg_eh_region_note): Change argument to
        rtx_insn *.
        (make_reg_eh_region_note_nothrow_nononlocal): Likewise.
        * except.h: Adjust.

2015-05-08  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * mode-switching.c (commit_mode_sets): Change type of local
        variable from rtx to rtx_insn *.

2015-05-08  Jim Wilson  <jim.wilson@linaro.org>

        * doc/install.texi (--enable-languages): Add missing jit and lto info.
        Add ^ to grep command.
        * doc/match-and-simplify.texi (GIMPLE API): Add missing fourth tree
        arg to last gimple_simplify declaration.  Add missing gimple_build
        declaration for built-in function case with four tree args.

2015-05-08  Gregor Richards  <gregor.richards@uwaterloo.ca>
            Szabolcs Nagy  <szabolcs.nagy@arm.com>

        * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Define.
        (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Define.
        (GNU_USER_DYNAMIC_LINKERN32): Update.

2015-05-08  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/66036
        * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
        Handle strided group loads.
        (vect_verify_datarefs_alignment): Likewise.
        (vect_enhance_data_refs_alignment): Likewise.
        (vect_analyze_group_access): Likewise.
        (vect_analyze_data_ref_access): Likewise.
        (vect_analyze_data_ref_accesses): Likewise.
        * tree-vect-stmts.c (vect_model_load_cost): Likewise.
        (vectorizable_load): Likewise.

2015-05-08  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000.md: Require operand inequality in one
        of the peepholes.

2015-05-08  Richard Sandiford  <richard.sandiford@arm.com>
            Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

        * config/i386/i386.md (<mode>_ldx, *<mode>_ldx): Remove mode
        from (set ...).
        * config/rx/rx.md (movdi, movdf): Likewise.
        Likewise for define_peephole2s.

2015-05-08  Alan Lawrence  <alan.lawrence@arm.com>

        * config/aarch64/arm_neon.h (vceq_s64, vceq_u64, vceqz_s64, vceqz_u64,
        vcge_s64, vcge_u64, vcgez_s64, vcgt_s64, vcgt_u64, vcgtz_s64, vcle_s64,
        vcle_u64, vclez_s64, vclt_s64, vclt_u64, vcltz_s64, vtst_s64,
        vtst_u64): Rewrite using gcc vector extensions.

2015-05-08  Alan Lawrence  <alan.lawrence@arm.com>

        * config/aarch64/aarch64-simd.md (aarch64_vcond_internal<mode><mode>,
        vcond<mode><mode>, vcondu<mode><mode>): Add DImode variant.

2015-05-08  Alan Lawrence  <alan.lawrence@arm.com>

        * optabs.c (vector_compare_rtx): Handle RTL operands having VOIDmode.

2015-05-08  Szabolcs Nagy  <szabolcs.nagy@arm.com>

        * config/glibc-stdint.h (OPTION_MUSL): Define.
        (INT_FAST16_TYPE, INT_FAST32_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE):
        Change the definition based on OPTION_MUSL for 64 bit targets.
        * config/linux.h (OPTION_MUSL): Redefine.
        * config/alpha/linux.h (OPTION_MUSL): Redefine.
        * config/rs6000/linux.h (OPTION_MUSL): Redefine.
        * config/rs6000/linux64.h (OPTION_MUSL): Redefine.

2015-05-08  Gregor Richards  <gregor.richards@uwaterloo.ca>
            Szabolcs Nagy  <szabolcs.nagy@arm.com>

        * config.gcc (LIBC_MUSL): New tm_defines macro.
        * config/linux.h (OPTION_MUSL): Define.
        (MUSL_DYNAMIC_LINKER, MUSL_DYNAMIC_LINKER32,)
        (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERX32,)
        (INCLUDE_DEFAULTS_MUSL_GPP, INCLUDE_DEFAULTS_MUSL_LOCAL,)
        (INCLUDE_DEFAULTS_MUSL_PREFIX, INCLUDE_DEFAULTS_MUSL_CROSS,)
        (INCLUDE_DEFAULTS_MUSL_TOOL, INCLUDE_DEFAULTS_MUSL_NATIVE): Define.
        * config/linux.opt (mmusl): New option.
        * doc/invoke.texi (GNU/Linux Options): Document -mmusl.
        * configure.ac (gcc_cv_libc_provides_ssp): Add *-*-musl*.
        (gcc_cv_target_dl_iterate_phdr): Add *-linux-musl*.
        * configure: Regenerate.

2015-05-08  H.J. Lu  <hongjiu.lu@intel.com>
            Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

        PR target/48904
        * config.gcc (x86_64-*-knetbsd*-gnu): Add i386/knetbsd-gnu64.h.
        * config/i386/knetbsd-gnu64.h: New file.

2015-05-08  Marek Polacek  <polacek@redhat.com>

        PR c/64918
        * doc/invoke.texi: Document -Woverride-init-side-effects.

2015-05-07  Marek Polacek  <polacek@redhat.com>

        PR c/65179
        * doc/invoke.texi: Document -Wshift-negative-value.

2015-05-06  Aditya Kumar  <hiraditya@msn.com>

        * gcov-tool.c (do_merge): Refactore to remove int ret.
        * ipa-icf.c (sem_item::hash_referenced_symbol_properties): Change
        !type == FUNC to type != FUNC.
        * reload.h (struct target_reload): Changee to type of
        x_spill_indirect_levels from bool to unsigned char.

2015-05-07  Richard Sandiford  <richard.sandiford@arm.com>

        * rtl.h (always_void_p): New function.
        * gengenrtl.c (always_void_p): Likewise.
        (genmacro): Don't add a mode parameter to gen_rtx_foo if rtxes
        with code foo are always VOIDmode.
        * genemit.c (gen_exp): Update gen_rtx_foo calls accordingly.
        * builtins.c, caller-save.c, calls.c, cfgexpand.c, combine.c,
        compare-elim.c, config/aarch64/aarch64.c,
        config/aarch64/aarch64.md, config/alpha/alpha.c,
        config/alpha/alpha.md, config/arc/arc.c, config/arc/arc.md,
        config/arm/arm-fixed.md, config/arm/arm.c, config/arm/arm.md,
        config/arm/ldrdstrd.md, config/arm/thumb2.md, config/arm/vfp.md,
        config/avr/avr.c, config/bfin/bfin.c, config/c6x/c6x.c,
        config/c6x/c6x.md, config/cr16/cr16.c, config/cris/cris.c,
        config/cris/cris.md, config/darwin.c, config/epiphany/epiphany.c,
        config/epiphany/epiphany.md, config/fr30/fr30.c, config/frv/frv.c,
        config/frv/frv.md, config/h8300/h8300.c, config/i386/i386.c,
        config/i386/i386.md, config/i386/sse.md, config/ia64/ia64.c,
        config/ia64/vect.md, config/iq2000/iq2000.c,
        config/iq2000/iq2000.md, config/lm32/lm32.c, config/lm32/lm32.md,
        config/m32c/m32c.c, config/m32r/m32r.c, config/m68k/m68k.c,
        config/m68k/m68k.md, config/mcore/mcore.c, config/mcore/mcore.md,
        config/mep/mep.c, config/microblaze/microblaze.c,
        config/mips/mips.c, config/mips/mips.md, config/mmix/mmix.c,
        config/mn10300/mn10300.c, config/msp430/msp430.c,
        config/nds32/nds32-memory-manipulation.c, config/nds32/nds32.c,
        config/nds32/nds32.md, config/nios2/nios2.c, config/nvptx/nvptx.c,
        config/pa/pa.c, config/pa/pa.md, config/rl78/rl78.c,
        config/rs6000/altivec.md, config/rs6000/rs6000.c,
        config/rs6000/rs6000.md, config/rs6000/vector.md,
        config/rs6000/vsx.md, config/rx/rx.c, config/rx/rx.md,
        config/s390/s390.c, config/s390/s390.md, config/sh/sh.c,
        config/sh/sh.md, config/sh/sh_treg_combine.cc,
        config/sparc/sparc.c, config/sparc/sparc.md, config/spu/spu.c,
        config/spu/spu.md, config/stormy16/stormy16.c,
        config/tilegx/tilegx.c, config/tilegx/tilegx.md,
        config/tilepro/tilepro.c, config/tilepro/tilepro.md,
        config/v850/v850.c, config/v850/v850.md, config/vax/vax.c,
        config/visium/visium.c, config/xtensa/xtensa.c, cprop.c, dse.c,
        expr.c, gcse.c, ifcvt.c, ira.c, jump.c, lower-subreg.c,
        lra-constraints.c, lra-eliminations.c, lra.c, postreload.c, ree.c,
        reg-stack.c, reload.c, reload1.c, reorg.c, sel-sched.c,
        var-tracking.c: Update calls accordingly.

2015-05-07  Segher Boessenkool  <segher@kernel.crashing.org>

        PR middle-end/192
        PR middle-end/54303
        * varasm.c (function_mergeable_rodata_prefix): New function.
        (mergeable_string_section): Use it.
        (mergeable_constant_section): Use it.

2015-05-07  Jeff Law  <law@redhat.com>

        * match.pd (bit_and (plus/minus (convert @0) (convert @1) mask): New
        simplifier to narrow arithmetic.
        * generic-match-head.c: (types_match, single_use): New functions.
        * gimple-match-head.c: (types_match, single_use): New functions.

2015-05-07  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>

        * combine.c (make_compound_operation): Remove checks for PLUS/MINUS
        rtx type.

2015-05-07  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/66002
        * passes.def: Schedule another pass_merge_phi after ifcombine, right
        before phiopt.

2015-05-07  Marek Polacek  <polacek@redhat.com>
            Martin Uecker  <uecker@eecs.berkeley.edu>

        * doc/invoke.texi: Document -fsanitize=bounds-strict.
        * flag-types.h (enum sanitize_code): Add SANITIZE_BOUNDS_STRICT, or it
        into SANITIZE_NONDEFAULT.
        * opts.c (common_handle_option): Handle -fsanitize=bounds-strict.

2015-05-07  Uros Bizjak  <ubizjak@gmail.com>

        PR target/66015
        * config/alpha/alpha.c (alpha_override_options_after_change): New.
        (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New.
        (alpha_override_options): Move align_loops, align_jumps and
        align_functions handling into alpha_override_options_after_change.

2015-05-06  Sandra Loosemore  <sandra@codesourcery.com>
            Chris Jones  <chrisj@nvidia.com>
            Joshua Conner  <jconner@nvidia.com>

        * config/arm/unknown-elf.h (STARTFILE_SPEC): Add conditional
        linking of crtfastmath.o.
        * config/arm/linux-eabi.h (STARTFILE_SPEC): Likewise.

2015-05-06  Segher Boessenkool  <segher@kernel.crashing.org>

        * config/rs6000/rs6000.md (cstore<mode>4_signed_imm): New expander.
        (cstore<mode>4_unsigned_imm): New expander.
        (cstore<mode>4): Remove empty constraint strings.  Use the new
        expanders.

2015-05-06  Yvan Roux  <yvan.roux@linaro.org>

        PR target/64208
        * config/arm/iwmmxt.md ("*iwmmxt_arm_movdi"): Cleanup redundant
        alternatives.

2015-05-06  Szabolcs Nagy  <szabolcs.nagy@arm.com>

        * config/aarch64/geniterators.sh: Use standard BRE in sed.

2015-05-06  Alan Modra  <amodra@gmail.com>

        PR target/66033
        * config/rs6000/rs6000.md (nop): Use an unspec pattern.
        (UNSPEC_NOP): Define.
        (reload_vsx_from_gpr<mode>): Add missing DONE.
        (reload_gpr_from_vsx<mode>): Likewise.
        * config/rs6000/vsx.md (vsx_mul_v2di): Likewise.
        (vsx_div_v2di, vsx_udiv_v2di): Likewise.

2015-05-06  Christian Bruel  <christian.bruel@st.com>

        PR target/66015
        * config/aarch64/aarch64.c (aarch64_override_options): Move align_loops,
        align_jumps, align_functions into aarch64_override_options_after_change.

2015-05-06  Richard Biener  <rguenther@suse.de>

        * tree-vect-slp.c (vect_supported_load_permutation_p): Use
        vect_transform_slp_perm_load to check if we support a permutation
        for basic-block vectorization.

2015-05-06  Nick Clifton  <nickc@redhat.com>

        * config/rl78/rl78.c (need_to_save): Save register 22 if it is
        used, even if it is not being used as a frame pointer.

2015-05-05  Jason Merrill  <jason@redhat.com>

        * dwarf2out.c (gen_member_die): Don't emit anything for an
        anonymous class constructor.

2015-05-05  David Malcolm  <dmalcolm@redhat.com>

        * auto-profile.c (afdo_find_equiv_class): Fix indentation so
        that it reflects the block structure.
        (afdo_propagate_edge): Likewise.
        (afdo_calculate_branch_prob): Likewise.
        (afdo_annotate_cfg): Likewise.
        * cfgcleanup.c (equal_different_set_p): Likewise.
        (try_crossjump_to_edge): Likewise.
        * cgraph.c (cgraph_node::verify_node): Likewise.
        * cgraphunit.c (expand_all_functions): Likewise.
        * config/i386/i386.c (ix86_expand_copysign): Likewise.
        (exact_dependency_1): Likewise.
        * dwarf2asm.c (dw2_output_indirect_constants): Likewise.
        * dwarf2out.c (tree_add_const_value_attribute_for_decl): Likewise.
        * gensupport.c (process_define_subst): Likewise.
        * lto-wrapper.c (merge_and_complain): Likewise.
        * tree-if-conv.c (if_convertible_bb_p): Likewise.
        * tree-ssa-loop-prefetch.c (find_or_create_group): Likewise.
        * tree-ssa-tail-merge.c (gsi_advance_fw_nondebug_nonlocal): Likewise.
        * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
        * tree-vect-loop.c (vectorizable_reduction): Likewise.
        * tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
        * tree-vect-stmts.c (vectorizable_shift): Likewise.
        * tree-vrp.c (vrp_finalize): Likewise.
        * tree.c (variably_modified_type_p): Likewise.

2015-05-05  Jack Howarth  <howarth.at.gcc@gmail.com>

        * config.gcc: Use darwin9.h, darwin10.h and darwin12.h
        on darwin12 and later.
        * config/darwin12.h (LINK_GCC_C_SEQUENCE_SPEC): Add
        file to pass -rdynamic on darwin12 and later.
        * config/darwin.opt (rdynamic): Add.

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

        * doc/extend.texi (C Extensions): Update menu for moved Variable
        Attributes and Type Attributes sections.

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

        PR target/65990
        * config/i386/i386.c (ix86_parse_stringop_strategy_string): Error out
        if rep_8byte stringop strategy was specified for 32-bit target.

2015-05-05  Ilya Tocar  <ilya.tocar@intel.com>

        PR target/65915
        * config/i386/i386.md (vector convert to float spltiter): Check for
        xmm16+, when splitting scalar float conversion.
        * config/i386/sse.md (sse2_cvtsi2sd): Support EVEX version.

2015-05-05  Nick Clifton  <nickc@redhat.com>

        * config/msp430/msp430-opts.h (enum msp430_regions): New.
        * config/msp430/msp430.c (msp430_override_options): Complain if
        -mcode-region or -mdata-region is used on a non MSP430X.
        (msp430_section_attr): New function.  Checks lower, upper and
        either attributes.
        (msp430_attribute_table): Add lower, upper and either.
        (gen_prefix): New function.  Generates a prefix for a section
        name.
        (msp430_select_section): New function - handles the choice of
        section for an object.  Takes into account memory region
        attributes and options.
        (msp430_function_section): Use gen_prefix.
        (TARGET_SECTION_TYPE_FLAGS): Define.
        (msp430_section_type_flags): New function.
        (TARGET_ASM_UNIQUE_SECTION): Define.
        (msp430_unique_section): New function.
        (msp430_output_aligned_decl_common): New function.
        (msp430_do_not_relax_short_jumps): New function.
        * config/msp430/msp430.h (USE_SELECT_SECTION_FOR_FUNCTIONS):
        Define.
        (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
        * config/msp430/msp430-protos.h
        (msp430_do_not_relax_short_jumps): New prototype.
        (msp430_output_aligned_decl_common): New prototype.
        * config/msp430/msp430.md (length): New attribute.
        (cbranchhi4_real): If msp430_do_not_relax_short_jumps is true
        then use a long code sequence for short jumps.
        * config/msp430/msp430.opt (mcode-region): New.
        (mdata-region): New.
        * doc/invoke.texi: Document new options.
        * doc/extend.texi: Document new attributes.

2015-05-05  Matthew Wahab  <matthew.wahab@arm.com>

        * gcc/config/aarch64-protos.h (struct cpu_branch_cost): New.
        (tune_params): Add field branch_costs.
        (aarch64_branch_cost): Declare.
        * gcc/config/aarch64.c (generic_branch_cost): New.
        (generic_tunings): Set field cpu_branch_cost to generic_branch_cost.
        (cortexa53_tunings): Likewise.
        (cortexa57_tunings): Likewise.
        (thunderx_tunings): Likewise.
        (xgene1_tunings): Likewise.
        (aarch64_branch_cost): Define.
        * gcc/config/aarch64/aarch64.h (BRANCH_COST): Redefine.

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

        * config/i386/i386.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1
        and HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1.
        * config/i386/i386.md: Ditto.
        * config/i386/winnt.c: Ditto.

2015-05-05  Matthew Wahab  <matthew.wahab@arm.com>

        * doc/extend.texi (__atomic Builtins): Move implementation details
        to the end of the description, rewrite opening paragraphs, state
        difference with __sync builtins, state C11/C++11 assumptions,
        weaken itemized descriptions, add explanation of memory model
        behaviour, expand description of compare-exchange, simplify text.

2015-05-05  Renlin Li  <renlin.li@arm.com>

        * config/aarch64/aarch64.md (add<mode>3): Use mov when allowed.

2015-05-05  Yvan Roux  <yvan.roux@linaro.org>

        * config/aarch64/aarch64-elf-raw.h (CA53_ERR_843419_SPEC): Define.
        (LINK_SPEC): Include CA53_ERR_843419_SPEC.
        * config/aarch64/aarch64-linux.h (CA53_ERR_843419_SPEC): Define.
        (LINK_SPEC): Include CA53_ERR_843419_SPEC.
        * config/aarch64/aarch64.opt (mfix-cortex-a53-843419): New option.
        * configure: Regenerate.
        * configure.ac: Add --enable-fix-cortex-a53-843419 option.
        * doc/install.texi (aarch64*-*-*): Document new
        --enable-fix-cortex-a53-843419 option.
        * doc/invoke.texi (AArch64 Options): Document -mfix-cortex-a53-843419
        and -mno-fix-cortex-a53-843419 options.

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

        PR target/65871
        * config/i386/i386.md (*bmi_andn_<mode>_ccno): New pattern.

2015-05-04  Jan Hubicka  <hubicka@ucw.cz>

        * tree.c (verify_type): Check various uses of TYPE_MAXVAL;
        fix overactive TYPE_MIN_VALUE check and add FIXME for type
        compatibility problems.

2015-05-04  Ajit Agarwal  <ajitkum@xilinx.com>

        * config/microblaze/microblaze.md (cbranchsi4): Added immediate
        constraints.
        (cbranchsi4_reg): New.
        * config/microblaze/microblaze.c
        (microblaze_expand_conditional_branch_reg): New.
        * config/microblaze/microblaze-protos.h
        (microblaze_expand_conditional_branch_reg): New prototype.

2015-05-04  Ajit Agarwal  <ajitkum@xilinx.com>

        * config/microblaze/microblaze.md (peephole2): New.

2015-05-04  Jeff Law  <law@redhat.com>

        Revert:
        2015-05-04  Jeff Law  <law@redhat.com>

        * match.pd (bit_and (plus/minus (convert @0) (convert @1) mask): New
        simplifier to narrow arithmetic.
        * generic-match-head.c: (types_match, single_use): New functions.
        * gimple-match-head.c: (types_match, single_use): New functions.

2015-05-04  Kaz Kojima  <kkojima@gcc.gnu.org>

        PR target/65987
        * config/sh/sh.c (output_far_jump): Take into account crossing jumps.
        (split_branches): Likewise.

2015-05-04  Sandra Loosemore  <sandra@codesourcery.com>

        * common.opt (fdelete-null-pointer-checks): Init to -1.
        * config/nios2/elf.h (SUBTARGET_OVERRIDE_OPTIONS): Define to
        override flag_delete_null_pointer_checks default.
        * doc/invoke.texi (-fdelete-null-pointer-checks): Clarify
        behavior re address zero.  Better document target-specific behavior.
        (-fisolate-errneous-paths-dereference): Mention relationship to
        -fdelete-null-pointer-checks.

2015-05-04  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/65984
        * ubsan.c: Include tree-cfg.h.
        (instrument_bool_enum_load): Use stmt_ends_bb_p instead of
        stmt_could_throw_p test, rename can_throw variable to ends_bb.

2015-05-04  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.c: Change GET_CODE (...) == CONST_DOUBLE check
        to CONST_DOUBLE_P predicate.
        (standard_sse_constant_p): Return 0 for !TARGET_SSE.
        (ix86_legitimate_constant_p) <case CONST_WIDE_INT>: For 32bit targets,
        allow only operands that satisfy standard_sse_constant_p predicate.
        * config/i386/i386.md: Change GET_CODE (...) == CONST_DOUBLE check
        to CONST_DOUBLE_P predicate.

2015-05-04  Jeff Law  <law@redhat.com>

        * match.pd (bit_and (plus/minus (convert @0) (convert @1) mask): New
        simplifier to narrow arithmetic.
        * generic-match-head.c: (types_match, single_use): New functions.
        * gimple-match-head.c: (types_match, single_use): New functions.

2015-05-04  Andreas Tobler  <andreast@gcc.gnu.org>

        * config/arm/arm.c: Restore bootstrap.

2015-05-04  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.h (TARGET_SUPPORTS_WIDE_INT): New define.
        * config/i386/i386.c (ix86_legitimate_constant_p): Handle TImode
        as CONST_WIDE_INT, not CONST_DOUBLE.
        (ix86_cannot_force_const_mem): Handle CONST_WIDE_INT.
        (output_pic_addr_const): Do not handle VOIDmode CONST_DOUBLEs.
        (ix86_find_base_term): Do not check for CONST_DOUBLE.
        (ix86_print_operand): Do not handle non-FPmode CONST_DOUBLEs.
        (ix86_build_signbit_mask): Rewrite using wide ints.
        (ix86_split_to_parts) [HOST_BITS_PER_WIDE_INT < 64]: Remove.
        (ix86_rtx_costs): Handle CONST_WIDE_INT.
        (find_constant): Ditto.
        * config/i386/i386.md (bts, btr, btc peepholes): Rewrite
        using gen_int_mode.
        * config/i386/predicates.md (x86_64_immediate_operand)
        <case CONST_INT>: Remove HOST_BITS_PER_WIDE_INT == 32 code.
        (x86_64_zext_immediate_operand): Remove CONST_DOUBLE handling.
        <case CONST_INT>: Remove HOST_BITS_PER_WIDE_INT == 32 code.
        (const0_operand): Also match const_wide_int.
        (constm1_operand): Ditto.
        (const1_operand): Ditto.

2015-05-04  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/65965
        * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
        store groups at gaps.

2015-05-04  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/65935
        * tree-vect-slp.c (vect_build_slp_tree): If we swapped operands
        then make sure to apply that swapping to the IL.

2015-05-04  Jakub Jelinek  <jakub@redhat.com>

        * Makefile.in (PATCHLEVEL_c): New variable.
        (DATESTAMP_s, REVISION_s): If PATCHLEVEL_c is not 0,
        expand the same way as if DEVPHASE_c was non-empty.

2015-05-04  Kai Tietz  <ktietz@redhat.com>

        PR target/65559
        * lto-wrapper.c (run_gcc): Open filename
        in binary-mode.

2015-05-03  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/extend.texi (Variable Attributes, Type Attributes):  Move
        sections up in file, to immediately after the Function Attributes
        section.

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

        * tree.c (verify_type): Check various uses of TYPE_MINVAL.

2015-05-02  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * tree-outof-ssa.c (emit_partition_copy): Return rtx_insn *.
        (insert_partition_copy_on_edge): Adjust.
        (insert_rtx_to_part_on_edge): Likewise.
        (insert_part_to_rtx_on_edge): Likewise.

2015-05-02  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * function.c (set_return_jump_label): Change type of argument to
        rtx_insn *.
        * function.h (set_return_jump_label): Adjust.

2015-05-02  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * reload.h (struct reg_equivs_t): Change type of init to
        rtx_insn *.
        * ira.c (fix_reg_equiv_init): Adjust.
        * reload1.c (eliminate_regs_1): Likewise.
        (init_eliminable_invariants): Likewise.

2015-05-02  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * cselib.c (fp_setter_insn): Take a rtx_insn *.
        * cselib.h (fp_setter_insn): Adjust.

2015-05-02  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * recog.c (struct validate_replace_src_data): Change type of
        insn field to rtx_insn *.
        (validate_replace_src_group): Change type of argument to rtx_insn *.
        * recog.h (validate_replace_src_group): Adjust.

2015-05-02  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * haifa-sched.c: Change the type of some variables to rtx_insn *.
        * sched-deps.c: Likewise.
        * sched-int.h: Likewise.
        * sched-rgn.c: Likewise.
        * sel-sched.c: Likewise.

2015-05-02  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        to rtx_insn *.
        * config/i386/i386.c: Change the type of some arguments to
        rtx_insn *.
        * config/arm/arm.c: Likewise.

2015-05-02  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * lra-constraints.c: Change type of some arguments to rtx_insn *.

2015-05-02  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * regcprop.c (kill_autoinc_value): Change type of argument to
        rtx_insn *.

2015-05-02  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * genrecog.c (print_subroutine): Adjust.
        * recog.c (get_bool_attr_mask_uncached): Likewise.
        * recog.h (struct recog_data_d): Change the type of insn to
        rtx_insn *.

2015-05-02  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * dwarf2cfi.c (add_cfi_insn): Change type to rtx_insn *.

2015-05-02  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * df-problems.c (df_set_note): Change type of argument to
        rtx_insn *.

2015-05-02  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * builtins.c (expand_builtin_trap): Change type of local
        variable to rtx_insn *.
        (add_sched_insns_for_speculation): Likewise.
        (ix86_emit_save_regs): Likewise.
        (get_scratch_register_on_entry): Likewise.
        (ix86_emit_restore_reg_using_pop): Likewise.
        (ix86_emit_leave): Likewise.
        (ix86_emit_restore_regs_using_mov): Likewise.
        (ix86_expand_epilogue): Likewise.
        Likewise.
        (rl78_alloc_physical_registers_umul): Likewise.
        * cselib.c (discard_useless_locs): Likewise.
        (cselib_invalidate_regno): Likewise.
        (cselib_invalidate_mem): Likewise.
        * function.c (expand_function_start): Likewise.
        (emit_use_return_register_into_block): Likewise.
        * gcse.c: Likewise.
        * haifa-sched.c (ok_for_early_queue_removal): Likewise.
        * ifcvt.c (noce_get_alt_condition): Likewise.
        * loop-doloop.c (doloop_condition_get): Likewise.
        * lra-constraints.c (inherit_in_ebb): Likewise.
        * modulo-sched.c (sms_schedule_by_order): Likewise.
        * recog.c (next_insn_tests_no_inequality): Likewise.
        * reorg.c (emit_delay_sequence): Likewise.
        (update_reg_dead_notes): Likewise.
        (fix_reg_dead_note): Likewise.
        (fill_slots_from_thread): Likewise.
        (delete_computation): Likewise.

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

        * doc/extend.texi (Variable Attributes): Add menu and proper
        @nodes to subsections.  Move Microsoft Windows attributes to
        their own subsection.
        (Type Attributes): Reorganize introduction to remove duplicate
        list of attributes.  Add menu and proper @nodes to subsections.
        Alphabetize the main table of common attributes.

2015-05-01  Rasmus Villemoes  <rv@rasmusvillemoes.dk>

        * match.pd: New simplification patterns.
        (x + (x & 1))  -> ((x + 1) & ~1)
        (x & ~(x & y)) -> ((x & ~y))
        (x | ~(x | y)) -> ((x | ~y))

2015-05-01  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * target.def (attribute_table): Mention that struct attribute_spec
        is defined in tree-core.h rather than tree.h
        * doc/tm.texi: Regenerate.

2015-05-01  Richard Sandiford  <richard.sandiford@arm.com>

        * genrecog.c (test): Rename to rtx_test.  Update rest of file
        accordingly.

2015-05-01  Andreas Schwab  <schwab@linux-m68k.org>

        PR translation/65959
        * params.h (DEFPARAM): Rename msgid to nocmsgid.

2015-05-01  Wilco Dijkstra  <wdijkstr@arm.com>

        * gcc/config/aarch64/aarch64-protos.h (tune_params):
        Add min_div_recip_mul_sf and min_div_recip_mul_df fields.
        * gcc/config/aarch64/aarch64.c (aarch64_min_divisions_for_recip_mul):
        Return value depending on target.
        (generic_tunings): Initialize new target settings.
        (cortexa53_tunings): Likewise.
        (cortexa57_tunings): Likewise.
        (thunderx_tunings): Likewise.
        (xgene1_tunings): Likewise.

2015-05-01  Wilco Dijkstra  <wdijkstr@arm.com>

        * gcc/config/arm/aarch-cost-tables.h (cortexa53_extra_costs):
        Make Cortex-A53 shift costs more accurate.

2015-05-01  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.c (aarch64_rtx_costs): Handle FLOAT and
        UNSIGNED_FLOAT.

2015-05-01  Wilco Dijkstra  <wdijkstr@arm.com>

        * gcc/config/aarch64/aarch64.c (aarch64_rtx_costs):
        Calculate cost of op0 and op1 in PLUS and MINUS cases.

2015-05-01  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
        Add cost of op0 in the compare-with-fpzero case.

2015-04-30  David Malcolm  <dmalcolm@redhat.com>

        * builtins.c (fold_builtin_1): Remove spurious second
        semicolon.
        * cgraph.h (symtab_node::get_availability): Likewise.
        * opts.c (common_handle_option): Remove spurious second semicolon.
        * tree-ssa-loop-ivopts.c (extract_cond_operands): Likewise.
        * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Likewise.

2015-04-30  Caroline Tice  <cmtice@google.com>

        PR gcov-profile/65929
        * config/elfos.h (ASM_DECLARE_COLD_FUNCTION_NAME): New macro definition.
        (ASM_DECLARE_COLD_FUNCTION_SIZE): New macro definition.
        * doc/tm.texi.in (ASM_DECLARE_COLD_FUNCTION_NAME): Document new macro.
        (ASM_DECLARE_COLD_FUNCTION_SIZE): Document new macro.
        * doc/tm.texi: Regenerate.
        * final.c (final_scan_insn):  Use ASM_DECLARE_COLD_FUNCTION_NAME
        instead of ASM_DECLARE_FUNCTION_NAME for cold partition name.
        * varasm.c (assemble_end_function):  Use ASM_DECLARE_COLD_FUNCTION_SIZE
        instead of ASM_DECLARE_FUNCTION_SIZE for cold partition size.

2015-04-30  Marek Polacek  <polacek@redhat.com>

        * varasm.c (handle_cache_entry): Fix logic.

2015-04-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.md (*extr<mode>5_insn_alt): New pattern.
        (*extrsi5_insn_uxtw_alt): Likewise.
        * config/aarch64/aarch64.c (aarch64_extr_rtx_p): New function.
        (aarch64_rtx_costs, IOR case): Use above to properly cost extr
        operations.

2015-04-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.c (aarch64_rtx_costs): Handle pattern for
        fabd in ABS case.

2015-04-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.md
        (*eor_one_cmpl_<SHIFT:optab><mode>3_alt): New pattern.
        (*eor_one_cmpl_<SHIFT:optab>sidi3_alt_ze): Likewise.
        * config/aarch64/aarch64.c (aarch64_rtx_costs): Handle MVN-shift
        appropriately.  Handle alternative EON form.

2015-04-30  Renlin Li  <renlin.li@arm.com>

        * config/aarch64/aarch64-simd.md (vec_shr): Defined as an unspec.
        * config/aarch64/iterators.md (unspec): Add UNSPEC_VEC_SHR.

2015-04-30  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65873
        * ipa-inline.c (can_inline_edge_p): It is safe to inline across
        -fstrict-aliasing boundaries.

2015-04-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.c (aarch64_rtx_mult_cost): Handle MNEG
        and [SU]MNEGL patterns.

2015-04-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.c (aarch64_shift_p): New function.
        (aarch64_rtx_mult_cost): Update comment to reflect that it also handles
        combined arithmetic-shift ops.  Properly handle all shift and extend
        operations that can occur in combination with PLUS/MINUS.
        Rename maybe_fma to compound_p.
        (aarch64_rtx_costs): Use aarch64_shift_p when costing compound
        arithmetic and shift operations.

2015-04-30  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.c (aarch64_rtx_costs): Use extend_arith
        rather than arith_shift cost when costing ADD/MINUS of an
        extended value.

2015-04-30  Jan Hubicka  <hubicka@ucw.cz>

        PR lto/65948
        * ipa-devirt.c (odr_types_equivalent_p): NULLPTR_TYPE is equivalent
        to itself.

2015-04-30  Richard Sandiford  <richard.sandiford@arm.com>

        * genrecog.c (simplify_tests): Check that CONST_INT and XWINT tests
        are for the same position.

2015-04-29  Aditya Kumar  <hiraditya@hotmail.com>

        * tree-vectorizer.c (set_uid_loop_bbs): New.  Factored out of
        vectorize_loops.
        (vectorize_loops): Use it.

2015-04-29  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-devirt.c (odr_subtypes_equivalent_p): Compare TYPE_NAME only
        for aggregate types.
        (register_odr_type): Be ready for MAIN_VARIANT of ODR type
        type to be non_ODR.
        * tree.c (need_assembler_name_p): Compute mangled name for
        non-fundamental types and integer types.

2015-04-29  Mikhail Maltsev  <maltsevm@gmail.com>

        * dojump.c (do_compare_rtx_and_jump): Use std::swap instead of
        manual swaps.
        * expr.c (expand_expr_real_2): Likewise.

2015-04-29  Jan Hubicka  <hubicka@ucw.cz>

        * tree.c (build_common_builtin_nodes): Do not build
        __builtin_alloca_with_align as equivalent of library alloca.

2015-04-29  Jan Hubicka  <hubicka@ucw.cz>

        * dwarf2out.c (gen_type_die_with_usage): Call verify_type.
        * ipa-chkp.c (chkp_copy_function_type_adding_bounds): Do not produce
        bugus variants.
        * tree.c: Include print-tree.h and ipa-utils.h
        (free_lang_data_in_type): Clear TYPE_VFIELD leaked by C FE.
        (free_lang_data_in_cgraph): Call verify_type.
        (verify_type_variant): New function.
        (verify_type): New function.
        * tree.h (verify_type): Declare.

2015-04-29  Steve Ellcey  <sellcey@imgtec.com>

        * config/mips/mips-cpus.def: (mips4): Change default processor
        from PROCESSOR_R8000 to PROCESSOR_R10000.

2015-04-29  Petar Jovanovic  <petar.jovanovic@rt-rk.com>

        * config/mips/mips.h (CRT_CALL_STATIC_FUNCTION): Fix the macro to use
        la/jalr instead of jal.

2015-04-29  Uros Bizjak  <ubizjak@gmail.com>

        PR target/65871
        * config/i386/i386.md (*bmi_bextr_<mode>_ccz): New pattern.
        (*bmi2_bzhi_<mode>3_1_ccz): Ditto.
        (setcc+movzbl peephole2): Check also clobbered reg.
        (setcc+andl peephole2): Ditto.

2015-04-29  Thomas Schwinge  <thomas@codesourcery.com>

        PR libgomp/65099
        * config/nvptx/mkoffload.c (target_ilp32): New variable.
        (main): Set it depending on "-foffload-abi=[...]".
        (compile_native, main): Use it to pass "-m32" or "-m64" to the
        compiler.

2015-04-29  Alan Lawrence  <alan.lawrence@arm.com>

        PR target/65770
        * config/aarch64/aarch64-simd.md (vec_store_lanesoi_lane<mode>,
        vec_store_lanesci_lane<mode>, vec_store_lanesxi_lane<mode>):
        Flip lane index back at assembly time for bigendian.

2015-04-29  Thomas Schwinge  <thomas@codesourcery.com>

        * tree.h (OMP_STANDALONE_CLAUSES): New macro.
        * gimplify.c (gimplify_omp_workshare): Use it.

2015-04-29  Richard Sandiford  <richard.sandiford@arm.com>

        * Makefile.in (build/genrecog.o): Depend on inchash.h.
        (build/genrecog$(build_exeext): Depend on build/hash-table.o and
        build/inchash.o
        * genrecog.c: Rewrite most of the code except for the third page.

2015-04-29  Richard Sandiford  <richard.sandiford@arm.com>

        * inchash.h, inchash.c: Include bconfig.h for build objects.
        * Makefile.in (build/inchash.o): New rule.

2015-04-29  Yvan Roux  <yvan.roux@linaro.org>

        PR target/65924
        * config/arm/thumb2.md (*thumb2_addsi3_compare0_scratch): Fix operand
        number in type attribute expression.

2015-04-29  Richard Sandiford  <richard.sandiford@arm.com>

        * loop-iv.c (canon_condition): Generalize to all types of integer
        constant.

2015-04-29  Bernhard Reuther-Fischer  <aldot@gcc.gnu.org>

        * gimple-walk.c: Prune duplicate or unneeded includes.
        (walk_gimple_asm): Only call parse_input_constraint or
        parse_output_constraint if their findings are used.
        Honour parse_input_constraint and parse_output_constraint
        result.

2015-04-29  Alan Lawrence  <alan.lawrence@arm.com>

        * config/arm/neon.md (vec_shl<mode>, vec_shr<mode>): Remove.

2015-04-29  Tom de Vries  <tom@codesourcery.com>

        PR tree-optimization/65893
        * passes.def (pass_all_optimizations): Move pass_stdarg to after
        pass_dce.

2015-04-29  Richard Biener  <rguenther@suse.de>

        * tree-vect-data-refs.c (vect_analyze_group_access): Properly
        compute GROUP_SIZE for basic-block SLP.
        * tree-vect-slp.c (vect_get_place_in_interleaving_chain): Properly
        take into account gaps.
        (vect_get_mask_element): Properly reject references to previous
        vectors.
        (vect_transform_slp_perm_load): Likewise.

2015-04-29  Christian Bruel  <christian.bruel@st.com>

        PR target/64835
        * config/i386/i386.c (ix86_default_align): New function.
        (ix86_override_options_after_change): Call ix86_default_align.
        (TARGET_OVERRIDE_OPTIONS_AFTER_CHANGE): New hook.
        (ix86_override_options_after_change): New function.

2015-04-28  Jeff Law  <law@redhat.com>

        * tree-ssa-dom.c (record_equality); Fix comment typos.

2015-04-28  Tom de Vries  <tom@codesourcery.com>

        PR tree-optimization/65887
        * gimplify.c (gimplify_modify_expr): Remove ifn_va_arg ap fixup.

2015-04-28  Sandra Loosemore  <sandra@codesourcery.com>

        * doc/extend.texi (Declaring Attributes of Functions): Split into
        subsections by target.  Alphabetize the table of common attributes.
        Rewrite some of the introductory text to reflect the new structure.
        Update some cross-references to point to the new subsections.
        (Attribute Syntax): Put paragraph about "__" naming here.  Remove
        duplicate copies in the discussion of function, label, and type
        attributes.

2015-04-28  Dominique d'Humieres  <dominiq@lps.ens.fr>

        PR bootstrap/65910
        * varasm.c (assemble_end_function): Guard ASM_DECLARE_FUNCTION_SIZE.

2015-04-28  Jason Merrill  <jason@redhat.com>

        PR c++/65734
        * stor-layout.c (layout_type): Layout the TYPE_MAIN_VARIANT.
        (finalize_type_size): Respect TYPE_USER_ALIGN.
        (layout_type) [ARRAY_TYPE]: Likewise.

2015-04-28  Yvan Roux  <yvan.roux@linaro.org>

        * config/arm/arm.md (*arm_movt): Fix type attribute.
        (*cmpsi_shiftsi): Likewise.
        (*cmpsi_shiftsi_swp): Likewise.
        (*movsicc_insn): Likewise.
        (*cond_move): Likewise.
        (*if_plus_move): Likewise.
        (*if_move_plus): Likewise.
        (*if_arith_move): Likewise.
        (*if_move_arith): Likewise.
        (*if_shift_move): Likewise.
        (*if_move_shift): Likewise.
        (*arm_movtas_ze): Likewise.
        * config/arm/thumb2.md (*thumb2_movsicc_insn): Fix alternative
        redundancy and type attribute.
        (*thumb2_movsi_insn): Fix type attribute.
        (*thumb2_addsi_short): Likewise.
        (thumb2_addsi3_compare0): Likewise.
        (*thumb2_addsi3_compare0_scratch): Merge alternatives and fix
        attributes accordingly.

2015-04-28  Markus Trippelsdorf  <markus@trippelsdorf.de>

        PR other/65911
        * function.c (pad_to_arg_alignment): Add parentheses.

2015-04-28  Uros Bizjak  <ubizjak@gmail.com>

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

2015-04-28  Tom de Vries  <tom@codesourcery.com>

        * tree-call-cdce.c: Fix example in header comment.

2015-04-28  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/62283
        * tree-vect-slp.c (vect_build_slp_tree): When the SLP build
        fails fatally and we are vectorizing a basic-block simply
        cause the child to be constructed piecewise.
        (vect_analyze_slp_cost_1): Adjust.
        (vect_detect_hybrid_slp_stmts): Likewise.
        (vect_bb_slp_scalar_cost): Likewise.
        (vect_get_constant_vectors): For piecewise constructed
        constants place them after the last def.
        (vect_get_slp_defs): Adjust.
        * tree-vect-stmts.c (vect_is_simple_use): Detect in-BB
        externals for basic-block vectorization.

2015-04-28  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        PR target/63503
        * config.gcc: Add cortex-a57-fma-steering.o to extra_objs for
        aarch64-*-*.
        * config/aarch64/t-aarch64: Add a rule for cortex-a57-fma-steering.o.
        * config/aarch64/aarch64.h (AARCH64_FL_USE_FMA_STEERING_PASS): Define.
        (AARCH64_TUNE_FMA_STEERING): Likewise.
        * config/aarch64/aarch64-cores.def: Set
        AARCH64_FL_USE_FMA_STEERING_PASS for cores with dynamic steering of
        FMUL/FMADD instructions.
        * config/aarch64/aarch64.c (aarch64_register_fma_steering): Declare.
        (aarch64_override_options): Include cortex-a57-fma-steering.h.  Call
        aarch64_register_fma_steering () if AARCH64_TUNE_FMA_STEERING is true.
        * config/aarch64/cortex-a57-fma-steering.h: New file.
        * config/aarch64/cortex-a57-fma-steering.c: Likewise.

2015-04-28  Richard Sandiford  <richard.sandiford@arm.com>

        * gensupport.c (std_preds): Add missing codes to address_operand entry.

2015-04-28  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/65851
        * tree-ssa-ccp.c (set_lattice_value): Perform a meet when
        changing CONSTANT to CONSTANT non-copy.  Get new_val by reference.
        (ccp_lattice_meet): Remove stray argument.  Use operand_equal_p
        rather than simple_cst_equal as the latter doesn't handle COMPLEX_CST.
        (ccp_visit_phi_node): Adjust.
        (evaluate_stmt): For simplifications to SSA names return its
        lattice value if that isn't VARYING.  Return immediately when
        simplified to a constant.
        (visit_assignment): Adjust.
        (ccp_visit_stmt): Likewise.

2015-04-28  Tom de Vries  <tom@codesourcery.com>

        PR tree-optimization/65818
        * tree-stdarg.c (expand_ifn_va_arg_1): Ensure that side-effects are
        evaluated.

2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * calls.c (save_fixed_argument_area): Don't check
        ARGS_GROW_DOWNWARD with the preprocessor.
        (restore_fixed_argument_area): Likewise.
        (mem_overlaps_already_clobbered_arg_p): Likewise.
        (check_sibcall_argument_overlap): Likewise.
        (expand_call): Likewise.
        (emit_library_call_value_1): Likewise.
        (store_one_arg): Likewise.
        * function.c (assign_parms): Likewise.
        (locate_and_pad_parm): Likewise.
        (pad_to_arg_alignment): Likewise.
        * targhooks.c (std_gimplify_va_arg_expr): Likewise.

2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * config/pa/pa.h (ARGS_GROW_DOWNWARD): Define to 1.
        * defaults.h (ARGS_GROW_DOWNWARD): Define it to 0 by default.
        * calls.c (save_fixed_argument_area): Don't chekc if
        ARGS_GROW_DOWNWARD is defined.
        (restore_fixed_argument_area): Likewise.
        (mem_overlaps_already_clobbered_arg_p): Likewise.
        (check_sibcall_argument_overlap): Likewise.
        (expand_call): Likewise.
        (emit_library_call_value_1): Likewise.
        (store_one_arg): Likewise.
        * function.c (assign_parms): Likewise.
        (locate_and_pad_parm): Likewise.
        (pad_to_arg_alignment): Likewise.
        * targhooks.c (std_gimplify_va_arg_expr): Likewise.

2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * defaults.h (gen_epilogue): New function.
        * alias.c (init_alias_analysis): don't check if HAVE_epilogue is
        defined.
        * cfgrtl.c (cfg_layout_finalize): Likewise.
        * df-scan.c: Likewise.
        * function.c (thread_prologue_and_epilogue_insns): Likewise.
        (reposition_prologue_and_epilogue_notes): Likewise.
        * reorg.c (find_end_label): Likewise.
        * toplev.c: Likewise.

2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * bb-reorder.c (HAVE_return): Don't check if its undefined.
        * defaults.h (gen_simple_return): New function.
        (gen_simple_return): Likewise.
        (HAVE_return): Add default definition to false.
        (HAVE_simple_return): Likewise.
        * cfgrtl.c (force_nonfallthru_and_redirect): Remove checks if
        HAVE_return and HAVE_simple_return are defined.
        * function.c (gen_return_pattern): Likewise.
        (convert_jumps_to_returns): Likewise.
        (thread_prologue_and_epilogue_insns): Likewise.
        * reorg.c (find_end_label): Likewise.
        (dbr_schedule): Likewise.
        * shrink-wrap.c: Likewise.
        * shrink-wrap.h: Likewise.

2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * defaults.h (EPILOGUE_USES): Add default definition of false.
        * df-scan.c (EPILOGUE_USES): Remove check if its undefined.
        * resource.c (init_resource_info): Likewise.

2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * defaults.h (PCC_BITFIELD_TYPE_MATTERS): Add default definition
        to false.
        * dwarf2out.c (field_byte_offset): REmove check if
        PCC_BITFIELD_TYPE_MATTERS is defined.
        * stor-layout.c (layout_decl): Likewise.
        (update_alignment_for_field): Likewise.
        (place_field): Likewise.

2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * defaults.h (HARD_REGNO_RENAME_OK): Add default definition to
        true.
        * regrename.c (check_new_reg_p): Remove check if
        HARD_REGNO_RENAME_OK is defined.
        * sel-sched.c (sel_hard_regno_rename_ok): Likewise.

2015-04-27  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * calls.c (prepare_call_address): Remove ifdef NO_FUNCTION_CSE.
        * cse.c (fold_rtx): Likewise.
        * config/alpha/alpha.h (NO_FUNCTION_CSE): Define to 1.
        * config/arc/arc.h (NO_FUNCTION_CSE): Likewise.
        * config/avr/avr.h (NO_FUNCTION_CSE): Likewise.
        * config/cr16/cr16.h (NO_FUNCTION_CSE): Likewise.
        * config/epiphany/epiphany.h (NO_FUNCTION_CSE): Likewise.
        * config/frv/frv.h (NO_FUNCTION_CSE): Likewise.
        * config/h8300/h8300.h (NO_FUNCTION_CSE): Likewise.
        * config/i386/i386.h (NO_FUNCTION_CSE): Likewise.
        * config/ia64/ia64.h (NO_FUNCTION_CSE): Likewise.
        * config/lm32/lm32.h (enum reg_class) (NO_FUNCTION_CSE):
        * Likewise.
        * config/m32r/m32r.h (NO_FUNCTION_CSE): Likewise.
        * config/mep/mep.h (NO_FUNCTION_CSE): Likewise.
        * config/mn10300/mn10300.h (NO_FUNCTION_CSE): Likewise.
        * config/nds32/nds32.h (NO_FUNCTION_CSE): Likewise.
        * config/nios2/nios2.h (NO_FUNCTION_CSE): Likewise.
        * config/pa/pa.h (NO_FUNCTION_CSE): Likewise.
        * config/rs6000/rs6000.h (NO_FUNCTION_CSE): Likewise.
        * config/s390/s390.h (NO_FUNCTION_CSE): Likewise.
        * config/sparc/sparc.h (NO_FUNCTION_CSE): Likewise.
        * config/spu/spu.h (NO_FUNCTION_CSE): Likewise.
        * config/stormy16/stormy16.h (NO_FUNCTION_CSE): Likewise.
        * config/v850/v850.h (NO_FUNCTION_CSE): Likewise.
        * defaults.h (NO_FUNCTION_CSE): Provide default definition to 0.
        * doc/tm.texi: Regenerate.
        * doc/tm.texi.in: Document NO_FUNCTION_CSE is always defined to
        either true or false.

2015-04-27  Jeff Law  <law@redhat.com>

        PR tree-optimization/65217
        * tree-ssa-dom.c (record_equality): Given two SSA_NAMEs, if just one
        of them has a single use, make sure it is the LHS of the implied
        copy.

2015-04-28  Alan Modra  <amodra@gmail.com>

        PR target/65810
        * config/rs6000/rs6000.c (POWERPC64_TOC_POINTER_ALIGNMENT): Define.
        (offsettable_ok_by_alignment): Use minimum of decl and toc
        pointer alignment.  Replace dead code with assertion.
        (use_toc_relative_ref): Add mode arg.  Return false in -mcmodel=medium
        case if size exceeds toc pointer alignment.
        (rs6000_legitimize_reload_address): Update use_toc_relative_ref call.
        (rs6000_emit_move): Likewise.
        * configure.ac: Add linker toc pointer alignment check.
        * configure: Regenerate.
        * config.in: Regenerate.

2015-04-27  Yoshinori Sato <ysato@users.sourceforge.jp>

        * config.gcc: Add h8300-*-linux.
        * config/h8300/linux.h: New.
        * config/h8300/t-linux: New.
        * config/h8300/h8300.c (h8300_option_override): Normal mode
        is not supported for h8300-*-linux.
        (h8300_file_start): Target priority change.
        (get_shift_alg): Likewise.
        (h8300_shift_need_scratch_p): Likewise.
        * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Likewise.
        * config/h8300/h8300.md (define_peephole2): Remove duplicate condition.

2015-04-27  Caroline Tice  <cmtice@google.com>

        * final.c (final_scan_insn):  Output cold_function_name as function
        type.
        * varasm.c (cold_function_name):  Make global.
        (assemble_start_function):  Re-set cold_function_name.
        (assemble_end_function): Output cold partition size.
        * varasm.h (cold_function_name):  Declare global.

2015-04-27  Ilya Tocar  <ilya.tocar@intel.com>

        * config/i386/i386.h (EXT_REX_SSE_REG_P): New.
        * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>_mixed): Use "v"
        constraint.
        (*movxi_internal_avx512f): Ditto.
        (define_split): Check for xmm16+, when splitting scalar float_extend.
        (*extendsfdf2_mixed): Use "v" constraint.
        (define_split): Check for xmm16+, when splitting scalar float_truncate.
        (*truncdfsf_fast_sse): Use "v" constraint.
        (fix_trunc<MODEF:mode><SWI48:mode>_sse): Ditto.
        (*float<SWI48:mode><MODEF:mode>2_sse): Ditto.
        (define_peephole2): Check for xmm16+, when converting scalar
        float_truncate.
        (define_peephole2): Check for xmm16+, when converting scalar
        float_extend.
        (*fop_<mode>_comm_mixed): Use "v" constraint.
        (*fop_<mode>_comm_sse): Ditto.
        (*fop_<mode>_1_mixed): Ditto.
        (*sqrt<mode>2_sse): Ditto.
        (*ieee_s<ieee_maxmin><mode>3): Ditto.

2015-04-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * combine.c (simplify_if_then_else): Use std::swap instead
        of manually swapping.
        (known_cond): Likewise.
        (simplify_comparison): Likewise.

2015-04-27  Peter Bergner  <bergner@vnet.ibm.com>

        PR target/64579
        * config/rs6000/htm.md: Remove all define_expands.
        (UNSPECV_HTM_TABORTDC, UNSPECV_HTM_TABORTDCI, UNSPECV_HTM_TABORTWC,
        UNSPECV_HTM_TABORTWCI): Remove.
        (UNSPECV_HTM_TABORTXC, UNSPECV_HTM_TABORTXCI, UNSPECV_HTM_TTEST): New.
        (tabort_internal, tbegin_internal, tcheck_internal, tend_internal,
        trechkpt_internal, treclaim_internal, tsr_internal): Rename from this...
        (tabort, tbegin, tcheck, tend, trechkpt, treclaim, tsr): ...to this.
        (tabortdc_internal, tabortdci_internal, tabortwc_internal,
        tabortwci_internal): Remove define_insns.
        (tabort<wd>c, tabort<wd>ci): New define_insns.
        (tabort): Use gpc_reg_operand.
        (tcheck): Remove operand.
        (htm_mfspr_<mode>, htm_mtspr_<mode>): Use GPR mode macro.
        * config/rs6000/htmxlintrin.h (__TM_end): Use _HTM_TRANSACTIONAL as
        expected value.
        * config/rs6000/rs6000-builtin.def (BU_HTM_SPR0): Remove.
        (BU_HTM_SPR1): Rename to BU_HTM_V1.  Remove use of RS6000_BTC_SPR.
        (tabort, tabortdc, tabortdci, tabortwc, tabortwci, tbegin,
        tcheck, tend, tendall, trechkpt, treclaim, tresume, tsuspend,
        tsr, ttest): Pass in the RS6000_BTC_CR attribute.
        (get_tfhar, set_tfhar, get_tfiar, set_tfiar, get_texasr, set_texasr,
        get_texasru, set_texasru): Pass in the RS6000_BTC_SPR attribute.
        (tcheck): Remove builtin argument.
        * config/rs6000/rs6000.c (rs6000_htm_spr_icode): Use TARGET_POWERPC64
        not TARGET_64BIT.
        (htm_expand_builtin): Fix usage of expandedp.  Disallow usage of the
        tabortdc and tabortdci builtins when not in 64-bit mode.
        Modify code to handle the loss of the HTM define_expands.
        Emit code to copy the CR register to TARGET.
        (htm_init_builtins): Modify code to handle the loss of the HTM
        define_expands.
        * config/rs6000/rs6000.h (RS6000_BTC_32BIT): Delete.
        (RS6000_BTC_64BIT): Likewise.
        (RS6000_BTC_CR): New macro.
        * doc/extend.texi: Update documentation for htm builtins.

2015-04-27  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * simplify-rtx.c (simplify_gen_binary): Use std::swap instead
        of manually swapping.
        (simplify_associative_operation): Likewise.
        (simplify_binary_operation): Likewise.
        (simplify_plus_minus): Likewise.
        (simplify_relational_operation): Likewise.
        (simplify_ternary_operation): Likewise.

2015-04-27  Richard Sandiford  <richard.sandiford@arm.com>

        * config/stormy16/predicates.md (xs_hi_general_operand): Delete.
        (xs_hi_nonmemory_operand): Remove error.
        * config/stormy16/stormy16.md (movhi, movhi_internal): Use
        general_operand rather than xs_hi_general_operand.

2015-04-27  Richard Biener  <rguenther@suse.de>

        * tree-ssa-dom.c (record_equivalences_from_phis): Valueize PHI arg.
        (record_equivalences_from_stmt): Valueize rhs.
        (record_equality): Canonicalize x and y order via
        tree_swap_operands_p.  Do not swap operands for same loop depth.

2015-04-27  Georg-Johann Lay  <avr@gjlay.de>

        PR target/65296
        PR target/65895
        * config/avr/gen-avr-mmcu-specs.c (print_mcu): Close file.
        Add hint how to use own spec file.

2015-04-27  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/65875
        * tree-vrp.c (update_value_range): If in is_new case setting
        old_vr to VR_VARYING, also set new_vr to it.  Remove
        old_vr->type == VR_VARYING test.
        (vrp_visit_phi_node): Return SSA_PROP_VARYING instead of
        SSA_PROP_INTERESTING if update_value_range returned true,
        but new range is VR_VARYING.

2015-04-27  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        * combine.c (sign_extend_short_imm): New.
        (set_nonzero_bits_and_sign_copies): Use above new function for sign
        extension of src short immediate.
        (reg_nonzero_bits_for_combine): Likewise for tem.

2015-04-27  Eric Botcazou  <ebotcazou@adacore.com>

        * stor-layout.c (self_referential_component_ref_p): New predicate.
        (copy_self_referential_tree_r): Use it.
        (self_referential_size): Punt for simple operations directly involving
        self-referential component references.
        * tree-cfg.c (dump_function_to_file): Add missing final curly bracket.

2015-04-27  Eric Botcazou  <ebotcazou@adacore.com>

        * ipa-icf.c (icf_handled_component_p): Remove redundant tests.

2015-04-27  Richard Sandiford  <richard.sandiford@arm.com>

        * vec.h (vec): Make splice arguments const.  Update definitions
        accordingly.

2015-04-27  Yvan Roux  <yvan.roux@linaro.org>

        * config/arm/arm.md (*arm_subsi3_insn): Fixed redundant
        alternatives.

2015-04-26  Tom de Vries  <tom@codesourcery.com>

        PR tree-optimization/65826
        * internal-fn.def: Mark VA_ARG with ECF_LEAF.

2015-04-24  Steve Ellcey  <sellcey@imgtec.com>

        * config/mips/mips.md: (*madd4<mode>) Remove accum_in attribute.
        (*madd3<mode>): Ditto.
        (*msub4<mode>): Ditto.
        (*msub3<mode>): Ditto.
        (*nmadd4<mode>): Ditto.
        (*nmadd3<mode>): Ditto.
        (*nmadd4<mode>_fastmath): Ditto.
        (*nmadd3<mode>_fastmath): Ditto.
        (*nmsub4<mode>): Ditto.
        (*nmsub3<mode>): Ditto.
        (*nmsub4<mode>_fastmath): Ditto.
        (*nmsub3<mode>_fastmath): Ditto.

2015-04-24  Jason Merrill  <jason@redhat.com>

        PR c++/50800
        * tree.c (build_reference_type_for_mode): Don't pass can_alias_all
        down when building TYPE_CANONICAL.
        (build_pointer_type_for_mode): Likewise.

2015-04-24  Chen Gang  <gang.chen.5i5j@gmail.com>

        * genrecog.c (validate_pattern): Check matching constraint refers
        to a lower numbered operand.

2015-04-24  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/65849
        * config/rs6000/rs6000.opt (-mvsx-align-128): Make options that
        save to independent variables use the Save attribute.  This will
        allow these options to be modified with the #pragma/attribute
        target support.
        (-mallow-movmisalign): Likewise.
        (-mallow-df-permute): Likewise.
        (-msched-groups): Likewise.
        (-malways-hint): Likewise.
        (-malign-branch-targets): Likewise.
        (-mvectorize-builtins): Likewise.
        (-msave-toc-indirect): Likewise.

        * config/rs6000/rs6000.c (rs6000_opt_masks): Add more options that
        can be set via the #pragma/attribute target support.
        (rs6000_opt_vars): Likewise.
        (rs6000_inner_target_options): If VSX was set, also set
        -mno-avoid-indexed-addresses.

2015-04-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/iterators.md (shiftable_ops): Rename to...
        (SHIFTABLE_OPS): ... This.  Update use in comments.
        (ior_xor): Rename to...
        (IOR_XOR): ... This.
        (vqh_ops): Rename to...
        (VQH_OPS): ... This.
        (vqhs_ops): Rename to...
        (VQHS_OPS): ... This.
        (rshifts): Rename to...
        (RSHIFTS): ... This.
        (returns): Rename to...
        (RETURNS): ... This.
        * config/arm/arm.md: Update uses of the above.
        * config/arm/neon.md: Likewise.

2014-04-24  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config.host (case ${host}): Add aarch64*-*-linux case.
        * config/aarch64/aarch64-cores.def: Add IMPLEMENTER_ID and PART_NUMBER
        fields to all the cores.
        * config/aarch64/aarch64-elf.h (DRIVER_SELF_SPECS):
        Add MCPU_MTUNE_NATIVE_SPECS.
        * config/aarch64/aarch64-option-extensions.def: Add FEATURE_STRING
        field to all extensions.
        * config/aarch64/aarch64-opts.h: Adjust definition of AARCH64_CORE.
        * config/aarch64/aarch64.c: Adjust definition of AARCH64_CORE.
        Adjust definition of AARCH64_OPT_EXTENSION.
        * config/aarch64/aarch64.h: Adjust definition of AARCH64_CORE.
        (MCPU_MTUNE_NATIVE_SPECS): Define.
        * config/aarch64/driver-aarch64.c: New file.
        * config/aarch64/x-arch64: New file.
        * doc/invoke.texi (AArch64 Options): Document native value for -mcpu,
        -mtune and -march.

2015-04-24  Uros Bizjak  <ubizjak@gmail.com>
            Wei Mi  <wmi@google.com>

        * config/i386/i386-protos.h (ix86_operands_ok_for_move_multiple): New.
        * config/i386/i386.c (extract_base_offset_in_addr): New function.
        (ix86_operands_ok_for_move_multiple): Ditto.
        * config/i386/sse.md (movsd/movhpd to movupd peephole2): New pattern.
        (movlpd/movhpd to movupd peephole2): Ditto.

2015-04-24  Marek Polacek  <polacek@redhat.com>

        PR c/61534
        * input.h (from_macro_expansion_at): Define.

        PR c/63357
        * doc/invoke.texi: Update description of -Wlogical-op.

2015-04-24  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): fix
        ternary operator in fprintf and harmonize spacing.

2015-04-24  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/sse.md (*vec_widen_smult_even_v8si<mask_name>):
        Mark operand1 commutative.

2015-04-24  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/sse.md (*vec_concatv2sf_sse4_1): Do not allow both
        input operands in memory.
        (*vec_concatv2si_sse4_1): Ditto.
        (*vec_concatv2df): Ditto, except for SSE3 and equal input operands.
        (vec_extract_lo_<mode><mask_name>): Change operand 1 predicate to
        register_operand.
        (vec_extract_hi_v32hi): Ditto.
        (vec_extract_hi_v64hi): Ditto.
        (<mask_codefor>avx512f_unpckhpd512<mask_name>): Ditto.

2015-04-24  Thomas Preud'homme  <thomas.preudhomme@arm.com>
            Steven Bosscher <steven@gcc.gnu.org>

        PR rtl-optimization/34503
        * cprop.c (cprop_reg_p): New.
        (hash_scan_set): Use above function to check if register can be
        propagated.
        (find_avail_set): Return up to two sets, one whose source is a
        register and one whose source is a constant.  Sets are returned in an
        array passed as parameter rather than as a return value.
        (cprop_insn): Use a do while loop rather than a goto.  Try each of the
        sets returned by find_avail_set, starting with the one whose source is
        a constant. Use cprop_reg_p to check if register can be propagated.
        (do_local_cprop): Use cprop_reg_p to check if register can be
        propagated.
        (implicit_set_cond_p): Likewise.

2015-04-23  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-icf.c (sem_function::equals_wpa): Compare thunk info.
        (sem_function::equals): IGNORED_NODES parameter is now unused;
        update call of equals_private.
        (sem_function::equals_private): Do not call equals_wpa; skip
        gimple body matching if there is no body.
        (sem_function::init): Add logic to hash tthunk info.
        (sem_function::parse): Also parse thunks.
        * ipa-icf.h (equals_private): Update declaration.

2015-04-23  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/altivec.md (*altivec_lvx_<mode>_internal): Remove
        asterisk from name so this can be generated directly.
        (*altivec_stvx_<mode>_internal): Likewise.
        * config/rs6000/rs6000.c (rs6000_emit_le_vsx_store): Add assert
        that this is never called during or after reload/lra.
        (rs6000_frame_related): Remove split_reg
        argument and logic that references it.
        (emit_frame_save): Remove last parameter from call to
        rs6000_frame_related.
        (rs6000_emit_prologue): Remove last parameter from eight calls to
        rs6000_frame_related.  Force generation of stvx instruction for
        Altivec register saves.  Remove split_reg handling, which is no
        longer needed.
        (rs6000_emit_epilogue):  Force generation of lvx instruction for
        Altivec register restores.

2015-04-23  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/rs6000.opt (mcrypto): Change option description to
        match category changes in ISA 2.07B.

2015-04-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/iterators.md (GTGE, GTUGEU, COMPARISONS): New code
        iterators.
        (cmp_op, cmp_type): New code attributes.
        (NEON_VCMP, NEON_VACMP): New int iterators.
        (cmp_op_unsp): New int attribute.
        * config/arm/neon.md (neon_vc<cmp_op><mode>): New define_expand.
        (neon_vceq<mode>): Delete.
        (neon_vc<cmp_op><mode>_insn): New pattern.
        (neon_vc<cmp_op_unsp><mode>_insn_unspec): Likewise.
        (neon_vcgeu<mode>): Delete.
        (neon_vcle<mode>): Likewise.
        (neon_vclt<mode>: Likewise.
        (neon_vcage<mode>): Likewise.
        (neon_vcagt<mode>): Likewise.
        (neon_vca<cmp_op><mode>): New define_expand.
        (neon_vca<cmp_op><mode>_insn): New pattern.
        (neon_vca<cmp_op_unsp><mode>_insn_unspec): Likewise.

2015-04-23  Jan Hubicka  <hubicka@ucw.cz>

        * tree.h (attribute_value_equal): Declare.
        * tree.c (attribute_value_equal): Export.

2015-04-23  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-icf.c (sem_item::compare_attributes): New function.
        (sem_item::compare_referenced_symbol_properties): Compare variable
        attributes.
        (sem_item::hash_referenced_symbol_properties): Record DECL_ALIGN.
        (sem_function::param_used_p): New function.
        (sem_function::equals_wpa): Fix attribute comparsion; match
        parameter type codes; do not compare paremter flags when
        they are not used; compare edge flags; compare indirect calls.
        (sem_item::update_hash_by_addr_refs): Hash reference type.
        (sem_function::equals_private): Do not match DECL_ATTRIBUTES.
        (sem_variable::equals_wpa): Do not match DECL_ALIGN; match
        reference use type.
        (sem_item_optimizer::update_hash_by_addr_refs): Use param_used_p.
        * ipa-icf.h (compare_attributes, param_used_p): Declare.

2015-04-23  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-icf.c (symbol_compare_collection::symbol_compare_collection):
        cleanup.
        (sem_function::get_hash): Do not hash DECL_DISREGARD_INLINE_LIMITS,
        DECL_DECLARED_INLINE_P and DECL_IS_OPERATOR_NEW.
        (sem_item::compare_referenced_symbol_properties): New.
        (sem_item::hash_referenced_symbol_properties): New.
        (sem_item::compare_cgraph_references): Rename to ...
        (sem_item::compare_symbol_references): ... this one; use
        compare_referenced_symbol_properties.
        (sem_function::equals_wpa): Do not compare
        DECL_DISREGARD_INLINE_LIMITS, DECL_DECLARED_INLINE_P,
        DECL_IS_OPERATOR_NEW; compare pointer sizes.
        (sem_item::update_hash_by_addr_refs): Call
        hash_referenced_symbol_properties.
        (sem_item::update_hash_by_local_refs): Cleanup.
        (sem_function::merge): Do not mix up symbol properties.
        (sem_variable::equals_wpa): Use compare_symbol_references.
        * ipa-icf.h (sem_item::compare_referenced_symbol_properties): New.
        (sem_item::hash_referenced_symbol_properties): New.
        (sem_item::compare_symbol_references): New.
        (sem_item::compare_cgraph_references): Remove.

2015-04-23  Kwok Cheung Yeung  <kcy@codesourcery.com>

        PR target/26702
        * config/arm/unknown-elf.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL):
        Emit size of local.

2015-04-23  Nick Clifton  <nickc@redhat.com>

        * config/rl78/rl78.c (rl78_preferred_reload_class): Add
        ATTRIBUTE_UNUSED to x parameter.
        * config/rl78/rl78-opts.h (enum rl78_mul_types): Remove unused MUL_RL78.

2015-04-23  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/crypto.md (crypto_vpmsum<CR_char>): Change
        TARGET_CRYPTO to TARGET_P8_VECTOR>
        (crypto_vpermxor_<mode>): Likewise.
        * config/rs6000/rs6000-builtin.def (BU_CRYPTO_2A): New #define.
        (BU_CRYPTO_3A): Likewise.
        (BU_CRYPTO_OVERLOAD_2A): Rename from BU_CRYPTO_OVERLOAD_2.
        (BU_CRYPTO_OVERLOAD_3A): New #define.
        (VPMSUMB): Change from BU_CRYPTO_2 to BU_CRYPTO_2A.
        (VPMSUMH): Likewise.
        (VPMSUMW): Likewise.
        (VPMSUMD): Likewise.
        (VPERMXOR_V2DI): Change from BU_CRYPTO_3 to BU_CRYPTO_3A.
        (VPERMXOR_V4SI): Likewise.
        (VPERMXOR_V8HI): Likewise.
        (VPERMXOR_V16QI): Likewise.
        (VPMSUM): Change from BU_CRYPTO_OVERLOAD_2 to
        BU_CRYPTO_OVERLOAD_2A.
        (VPERMXOR): Change from BU_CRYPTO_OVERLOAD3 to
        BU_CRYPTO_OVERLOAD_3A.
        * config/rs6000/rs6000.opt (mcrypto): Change description of
        option.

2015-04-23  Richard Biener  <rguenther@suse.de>

        * passes.def: Remove copy propagation passes run directly after CCP.
        * tree-ssa-ccp.c (get_value_for_expr): Fall back to a COPY for
        SSA names.
        (ccp_visit_phi_node): Rework to handle first executable edge
        specially.

2015-04-23  Matthew Wahab  <matthew.wahab@arm.com>

        * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
        (ARM_LEGITIMIZE_RELOAD_ADDRESS): Remove.
        (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Remove.
        * config/arm/arm.c (arm_legimitimize_reload_address): Remove.
        (thumb_legimitimize_reload_address): Remove.
        * config/arm/arm-protos.h (arm_legimitimize_reload_address):
        Remove.
        (thumb_legimitimize_reload_address): Remove.

2015-04-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * conditions.h (CC_STATUS_INIT): Gate on #ifndef CC_STATUS_INIT.

2015-04-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/arm.md (load_multiple): Reject operand 2 greater than
        MAX_LDM_STM_OPS.
        (store_multiple): Likewise.

2015-04-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/arm/arm-protos.h (struct tune_params): Add issue_rate field.
        * config/arm/arm.c (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, arm_xgene1_tune):
        Specify issue_rate value.
        (arm_issue_rate): Look up issue rate from tuning structs. Remove
        large switch statement.
        (arm_marvell_pj4_tune): New struct.
        * config/arm/arm-cores.def (marvell-pj4): Use arm_marvell_pj4_tune
        struct.

2015-04-23  Richard Biener  <rguenther@suse.de>

        * tree-vect-slp.c (vect_find_first_load_in_slp_instance): Remove.
        (vect_find_last_store_in_slp_instance): Rename to ...
        (vect_find_last_scalar_stmt_in_slp): ... this and generalize.
        (vect_analyze_slp_cost_1): Use vector_load for constant defs
        and vec_construct for external defs when estimating prologue cost.
        (vect_analyze_slp_instance): Do not init SLP_INSTANCE_FIRST_LOAD_STMT.
        Compute costs here only when vectorizing loops.
        (vect_slp_analyze_bb_1): Compute SLP cost here, after vector types
        have been determined.
        (vect_schedule_slp_instance): Simplify vectorized code placement
        and prepare for in-BB external defs.
        * tree-vectorizer.h (struct _slp_instance): Remove first_load member.
        (SLP_INSTANCE_FIRST_LOAD_STMT): Remove.
        * tree-vect-stmts.c (vect_model_store_cost): Remove PURE_SLP_STMT
        guard.
        (vect_model_load_cost): Likewise.
        (vectorizable_store): Instead add it here.
        (vectorizable_load): Likewise.
        (vect_is_simple_use): Dump def type textually.

2015-04-23  Richard Biener  <rguenther@suse.de>

        * cfgexpand.c (expand_gimple_stmt_1): Use ops.code.
        * cfgloop.c (verify_loop_structure): Verify the root loop node.
        * except.c (duplicate_eh_regions): Call get_eh_region_from_lp_number_fn
        instead of get_eh_region_from_lp_number.
        * loop-init.c (fix_loop_structure): If we removed a loop, reset
        the SCEV cache.

2015-04-23  Anton Blanchard  <anton@samba.org>

        * config/rs6000/rs6000.c (rs6000_output_function_prologue): No
        need for -mprofile-kernel to save LR to stack.

2015-04-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        * config/rs6000/rs6000.c (rtx_is_swappable_p): Commentary
        adjustments.
        (insn_is_swappable_p): Return 1 for a convert from double to
        single precision when all of its uses are splats of BE element
        zero.

2015-04-23  Kugan Vivekanandarajah  <kuganv@linaro.org>

        * ira-costs.c (record_operand_costs): Fix typo (remove redundant code).

2015-04-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

        PR target/65456
        * config/rs6000/rs6000.c (rs6000_option_override_internal):  For
        VSX + POWER8, enable TARGET_ALLOW_MOVMISALIGN and
        TARGET_EFFICIENT_UNALIGNED_VSX if not selected by command line
        option.
        (rs6000_builtin_mask_for_load): Return 0 for targets with
        efficient unaligned VSX accesses so that the vectorizer will use
        direct unaligned loads.
        (rs6000_builtin_support_vector_misalignment): Always return true
        for targets with efficient unaligned VSX accesses.
        (rs6000_builtin_vectorization_cost): Cost of unaligned loads and
        stores on targets with efficient unaligned VSX accesses is almost
        always the same as the cost of an aligned load or store, so model
        it that way.
        * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Return 0 for
        unaligned vectors if we have efficient unaligned VSX accesses.
        * config/rs6000/rs6000.opt (mefficient-unaligned-vector): New
        undocumented option.

2015-04-22  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        Revert:
        2015-04-22  Gregor Richards  <gregor.richards@uwaterloo.ca>

        * config.gcc (LIBC_MUSL): New tm_defines macro.
        * config/linux.h (OPTION_MUSL): Define.
        (INCLUDE_DEFAULTS_MUSL_GPP, INCLUDE_DEFAULTS_MUSL_LOCAL,)
        (INCLUDE_DEFAULTS_MUSL_PREFIX, INCLUDE_DEFAULTS_MUSL_CROSS,)
        (INCLUDE_DEFAULTS_MUSL_TOOL, INCLUDE_DEFAULTS_MUSL_NATIVE): Define.

        * config/linux.opt (mmusl): New option.
        * configure.ac (gcc_cv_libc_provides_ssp): Add *-*-musl*.
        (gcc_cv_target_dl_iterate_phdr): Add *-linux-musl*.

        * configure: Regenerate.

2015-04-22  Gregor Richards  <gregor.richards@uwaterloo.ca>

        * config.gcc (LIBC_MUSL): New tm_defines macro.
        * config/linux.h (OPTION_MUSL): Define.
        (INCLUDE_DEFAULTS_MUSL_GPP, INCLUDE_DEFAULTS_MUSL_LOCAL,)
        (INCLUDE_DEFAULTS_MUSL_PREFIX, INCLUDE_DEFAULTS_MUSL_CROSS,)
        (INCLUDE_DEFAULTS_MUSL_TOOL, INCLUDE_DEFAULTS_MUSL_NATIVE): Define.

        * config/linux.opt (mmusl): New option.
        * configure.ac (gcc_cv_libc_provides_ssp): Add *-*-musl*.
        (gcc_cv_target_dl_iterate_phdr): Add *-linux-musl*.

        * configure: Regenerate.

2015-04-22  Yury Gribov  <y.gribov@samsung.com>

        * doc/invoke.texi (-fsanitize-sections): Update description.
        * asan.c (set_sanitized_sections): Parse incoming arg.
        (section_sanitized_p): Support wildcards.

2015-04-22  Tom de Vries  <tom@codesourcery.com>

        PR tree-optimization/65823
        * gimplify.c (gimplify_modify_expr): Use operand_equal_p to test for
        equality between ap_copy and ap.

2015-04-22  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

        PR target/47098
        * config/openbsd-oldgas.h (OBSD_LIB_SPEC): Add.

2015-04-22  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

        PR target/47122
        * config.gcc (vax-*-openbsd*): Fix name of pthread spec header.

2015-04-22  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

        PR target/55144
        * config.gcc (bfin*-linux-uclibc*): Prepend tmake_file and
        remove already contained t-files.

2015-04-22  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

        * tree-tailcall.c (suitable_for_tail_opt_p, find_tail_calls):
        Remove unneeded forward declarations.
        (suitable_for_tail_call_opt_p): Commentary typo fix.

2015-04-22  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

        * varasm.c (emit_bss): Remove redundant guard.

2015-04-22  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

        * config/c6x/c6x.h (TARGET_CPU_CPP_BUILTINS): Add unk_isa.

2015-04-22  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

        * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Add BFIN_CPU_UNKNOWN.

2015-04-22  Hale Wang  <hale.wang@arm.com>
            Terry Guo  <terry.guo@arm.com>

        PR rtl-optimization/64818
        * combine.c (can_combine_p): Don't combine user-specified
        register if it is in an asm input.

2015-04-21  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65076
        * passes.def (early_optimizations): Add pass_dse.

2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * defaults.h (INSN_REFERENCES_ARE_DELAYED): New definition.
        * reorg.c (redundant_insn): Remove ifdef
        INSN_REFERENCES_ARE_DELAYED.
        * resource.c (mark_referenced_resources): Likewise.

2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * defaults.h (INSN_SETS_ARE_DELAYED): New definition.
        * reorg.c (redundant_insn): Remove ifdef INSN_SETS_ARE_DELAYED.
        * resource.c (mark_set_resources): Likewise.

2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * caller-save.c (insert_one_insn): Remove ifdef HAVE_cc0.
        * cfgcleanup.c (flow_find_cross_jump): Likewise.
        (flow_find_head_matching_sequence): Likewise.
        (try_head_merge_bb): Likewise.
        * combine.c (can_combine_p): Likewise.
        (try_combine): Likewise.
        (distribute_notes): Likewise.
        * df-problems.c (can_move_insns_across): Likewise.
        * final.c (final): Likewise.
        * gcse.c (insert_insn_end_basic_block): Likewise.
        * ira.c (find_moveable_pseudos): Likewise.
        * reorg.c (try_merge_delay_insns): Likewise.
        (fill_simple_delay_slots): Likewise.
        (fill_slots_from_thread): Likewise.
        * sched-deps.c (sched_analyze_2): Likewise.

2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * df-scan.c (df_get_entry_block_def_set): Remove #ifdef
        PIC_OFFSET_TABLE_REGNUM.

2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * alias.c (init_alias_target): Remove ifdef
        * HARD_FRAME_POINTER_IS_FRAME_POINTER.
        * df-scan.c (df_insn_refs_collect): Likewise.
        (df_get_regular_block_artificial_uses): Likewise.
        (df_get_eh_block_artificial_uses): Likewise.
        (df_get_entry_block_def_set): Likewise.
        (df_get_exit_block_use_set): Likewise.
        * emit-rtl.c (gen_rtx_REG): Likewise.
        * ira.c (ira_setup_eliminable_regset): Likewise.
        * reginfo.c (init_reg_sets_1): Likewise.
        * regrename.c (rename_chains): Likewise.
        * reload1.c (reload): Likewise.
        (eliminate_regs_in_insn): Likewise.
        * resource.c (mark_referenced_resources): Likewise.
        (init_resource_info): Likewise.

2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * defaults.h (MASK_RETURN_ADDR): New definition.
        * except.c (expand_builtin_extract_return_addr): Remove ifdef
        MASK_RETURN_ADDR.

2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * defaults.h (RETURN_ADDR_OFFSET): New definition.
        * except.c (expand_builtin_extract_return_addr): Remove ifdef
        RETURN_ADDR_OFFSET.
        (expand_builtin_frob_return_addr): Likewise.

2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * cfgrtl.c (rtl_merge_blocks): Change #if HAVE_cc0 to if (HAVE_cc0)
        (try_redirect_by_replacing_jump): Likewise.
        (rtl_tidy_fallthru_edge): Likewise.
        * combine.c (insn_a_feeds_b): Likewise.
        (find_split_point): Likewise.
        (simplify_set): Likewise.
        * cprop.c (cprop_jump): Likewise.
        * cse.c (cse_extended_basic_block): Likewise.
        * df-problems.c (can_move_insns_across): Likewise.
        * function.c (emit_use_return_register_into_block): Likewise.
        * haifa-sched.c (sched_init): Likewise.
        * ira.c (find_moveable_pseudos): Likewise.
        * loop-invariant.c (find_invariant_insn): Likewise.
        * lra-constraints.c (curr_insn_transform): Likewise.
        * postreload.c (reload_combine_recognize_const_pattern):
        * Likewise.
        * reload.c (find_reloads): Likewise.
        * reorg.c (delete_scheduled_jump): Likewise.
        (steal_delay_list_from_target): Likewise.
        (steal_delay_list_from_fallthrough): Likewise.
        (redundant_insn): Likewise.
        (fill_simple_delay_slots): Likewise.
        (fill_slots_from_thread): Likewise.
        (delete_computation): Likewise.
        * sched-rgn.c (add_branch_dependences): Likewise.

2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * genconfig.c (main): Always define HAVE_cc0.
        * caller-save.c (insert_one_insn): Change ifdef HAVE_cc0 to #if
        HAVE_cc0.
        * cfgcleanup.c (flow_find_cross_jump): Likewise.
        (flow_find_head_matching_sequence): Likewise.
        (try_head_merge_bb): Likewise.
        * cfgrtl.c (rtl_merge_blocks): Likewise.
        (try_redirect_by_replacing_jump): Likewise.
        (rtl_tidy_fallthru_edge): Likewise.
        * combine.c (do_SUBST_MODE): Likewise.
        (insn_a_feeds_b): Likewise.
        (combine_instructions): Likewise.
        (can_combine_p): Likewise.
        (try_combine): Likewise.
        (find_split_point): Likewise.
        (subst): Likewise.
        (simplify_set): Likewise.
        (distribute_notes): Likewise.
        * cprop.c (cprop_jump): Likewise.
        * cse.c (cse_extended_basic_block): Likewise.
        * df-problems.c (can_move_insns_across): Likewise.
        * final.c (final): Likewise.
        (final_scan_insn): Likewise.
        * function.c (emit_use_return_register_into_block): Likewise.
        * gcse.c (insert_insn_end_basic_block): Likewise.
        * haifa-sched.c (sched_init): Likewise.
        * ira.c (find_moveable_pseudos): Likewise.
        * loop-invariant.c (find_invariant_insn): Likewise.
        * lra-constraints.c (curr_insn_transform): Likewise.
        * optabs.c (prepare_cmp_insn): Likewise.
        * postreload.c (reload_combine_recognize_const_pattern):
        * Likewise.
        * reload.c (find_reloads): Likewise.
        (find_reloads_address_1): Likewise.
        * reorg.c (delete_scheduled_jump): Likewise.
        (steal_delay_list_from_target): Likewise.
        (steal_delay_list_from_fallthrough): Likewise.
        (try_merge_delay_insns): Likewise.
        (redundant_insn): Likewise.
        (fill_simple_delay_slots): Likewise.
        (fill_slots_from_thread): Likewise.
        (delete_computation): Likewise.
        (relax_delay_slots): Likewise.
        * sched-deps.c (sched_analyze_2): Likewise.
        * sched-rgn.c (add_branch_dependences): Likewise.

2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * combine.c (find_single_use): Remove HAVE_cc0 ifdef for code
        that is trivially ded on non cc0 targets.
        (simplify_set): Likewise.
        (mark_used_regs_combine): Likewise.
        * cse.c (new_basic_block): Likewise.
        (fold_rtx): Likewise.
        (cse_insn): Likewise.
        (cse_extended_basic_block): Likewise.
        (set_live_p): Likewise.
        * rtlanal.c (canonicalize_condition): Likewise.
        * simplify-rtx.c (simplify_binary_operation_1): Likewise.

2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * conditions.h: Define macros even if HAVE_cc0 is undefined.
        * emit-rtl.c: Define functions even if HAVE_cc0 is undefined.
        * final.c: Likewise.
        * jump.c: Likewise.
        * recog.c: Likewise.
        * recog.h: Declare functions even when HAVE_cc0 is undefined.
        * sched-deps.c (sched_analyze_2): Always compile case for cc0.

2015-04-21  Trevor Saunders  <tbsaunde+gcc@tbsaunde.org>

        * defaults.h: New definition of EH_RETURN_DATA_REGNO.
        * except.c: Remove definition of EH_RETURN_DATA_REGNO.
        * builtins.c (expand_builtin): Remove check if
        EH_RETURN_DATA_REGNO is defined.
        * df-scan.c (df_bb_refs_collect): Likewise.
        (df_get_exit_block_use_set): Likewise.
        * haifa-sched.c (initiate_bb_reg_pressure_info): Likewise.
        * ira-lives.c (process_bb_node_lives): Likewise.
        * lra-lives.c (process_bb_lives): Likewise.

2015-04-21  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (ARGP_REG, FRAME_REG, BND2_REG, BND3_REG,
        FIRST_PSEUDO_REG): New.
        * config/i386/i386.h (STACK_POINTER_REGNUM): Define to SP_REG.
        (ARG_POINTER_REGNUM): Define to ARGP_REG.
        (FRAME_POINTER_REGNUM): Define to FRAME_REG.
        (HARD_FRAME_POINTER_REGNUM): Define to BP_REG.
        (FIRST_PSEUDO_REGISTER): Define to FIRST_PSEUDO_REG.
        (FIRST_INT_REG): New.
        (LAST_INT_REG): New.
        (FIRST_*_REG): Define using *_REG.
        (LAST_*_REG): Ditto.
        (QI_REGNO_P): Define using FIRST_QU_REG and LAST_QI_REG.
        (LEGACY_INT_REGNO_P): Define using FIRST_INT_REG and LAST_INT_REG.
        (FIRST_FLOAT_REG): Define to FIRST_STACK_REG.

2015-04-21  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * expmed.c: (synth_mult): Only assume overlapping
        shift with previous steps in alg_sub_t_m2 case.

2015-04-21  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/65650
        * tree-ssa-ccp.c (valid_lattice_transition): Allow lattice
        transitions involving copies.
        (set_lattice_value): Adjust for copy lattice state.
        (ccp_lattice_meet): Do not merge UNDEFINED and a copy to the copy
        if that doesn't dominate the merge point.
        (bit_value_unop): Adjust what we treat as varying mask.
        (bit_value_binop): Likewise.
        (bit_value_assume_aligned): Likewise.
        (evaluate_stmt): When we simplified to a SSA name record a copy
        instead of dropping to varying.
        (visit_assignment): Simplify.

        * gimple-match.h (gimple_simplify): Add another callback.
        * gimple-fold.c (fold_stmt_1): Adjust caller.
        (gimple_fold_stmt_to_constant_1): Likewise - pass valueize
        for the 2nd callback.
        * gimple-match-head.c (gimple_simplify): Add a callback that is
        used to valueize the stmt operands and use it that way.

2015-04-21  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/65788
        * tree-ssa-ccp.c (evaluate_stmt): Evaluate to UNDEFINED early.

2015-04-21  Richard Biener  <rguenther@suse.de>

        * config/i386/i386.c (ix86_builtin_vectorization_cost): Scale
        vec_construct cost by vec_stmt_cost.

2015-04-21  Richard Biener  <rguenther@suse.de>

        * cfghooks.h (create_basic_block): Replace with two overloads
        for RTL and GIMPLE.
        (split_block): Likewise.
        * cfghooks.c (split_block): Rename to ...
        (split_block_1): ... this.
        (split_block): Add two type-safe overloads for RTL and GIMPLE.
        (split_block_after_labels): Call split_block_1.
        (create_basic_block): Rename to ...
        (create_basic_block_1): ... this.
        (create_basic_block): Add two type-safe overloads for RTL and GIMPLE.
        (create_empty_bb): Call create_basic_block_1.
        * cfgrtl.c (fixup_fallthru_exit_predecessor): Use
        split_block_after_labels.
        * omp-low.c (expand_parallel_call): Likewise.
        (expand_omp_target): Likewise.
        (simd_clone_adjust): Likewise.
        * tree-chkp.c (chkp_get_entry_block): Likewise.
        * cgraphunit.c (init_lowered_empty_function): Use the GIMPLE
        create_basic_block overload.
        (cgraph_node::expand_thunk): Likewise.
        * tree-cfg.c (make_blocks): Likewise.
        (handle_abnormal_edges): Likewise.
        * tree-inline.c (copy_bb): Likewise.

2015-04-21  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * config/aarch64/aarch64.md (*<NLOGICAL:optab>_one_cmplsidi3_ze):
        New pattern.
        (*xor_one_cmplsidi3_ze): Likewise.

2015-04-21  Thomas Preud'homme  <thomas.preudhomme@arm.com>

        * df-core.c (df_finish_pass): Iterate over df->problems_by_index[] and
        use df_remove_problem rather than manually removing problems, leaving
        holes in df->problems_in_order[].

2015-04-21  Tom de Vries  <tom@codesourcery.com>

        PR tree-optimization/65802
        * internal-fn.def (VA_ARG): Add ECF_NOTROW to flags.

2015-04-21  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        * common/config/aarch64/aarch64-common.c (AARCH64_CPU_NAME_LENGTH):
        Increase to 128.
        (aarch64_rewrite_selected_cpu): Do not chop off extensions starting
        at '.'.  Assert that there's enough space for everything.

2015-04-21  Uros Bizjak  <ubizjak@gmail.com>

        PR tree-optimization/64950
        Revert:
        2010-08-02  Uros Bizjak  <ubizjak@gmail.com>

        PR target/41089
        * config/alpha/alpha.c (alpha_build_builtin_va_list): Mark __offset
        as volatile.

2015-04-20  Shiva Chen  <shiva0217@gmail.com>

        PR rtl-optimization/64916
        * cfgcleanup.c (values_equal_p): New function.
        (can_replace_by): Use it.

2015-04-20  Paolo Carlini  <paolo.carlini@oracle.com>

        PR c++/65801
        * doc/invoke.texi ([-Wnarrowing]): Update.

2015-04-20  Jeff Law  <law@redhat.com>

        PR tree-optimization/65658
        * tree-ssa-threadupdate.c (redirection_block_p): Remove
        redundant test for GIMPLE_ASSIGN in last change.

2015-04-20  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.c (set_pic_reg_ever_live): Remove.
        (legitimize_pic_address): Do not call set_pic_reg_ever_live.
        (legitimize_tls_address): Ditto.
        (ix86_expand_move): Ditto.
        (ix86_expand_binary_operator): Remove reload_in_progress checks.
        (ix86_expand_unary_operator): Ditto.
        * config/i386/predicates.md (index_register_operand): Ditto.

2015-04-20  Selim Belbachir  <selim.belbachir@fr.thalesgroup.com>

        * reorg.c (try_merge_delay_insns): Improve correctness checking
        for targets with multiple delay slots.

2015-04-20  Jeff Law  <law@redhat.com>

        PR tree-optimization/65658
        * tree-ssa-threadupdate.c (redirection_block_p): Ignore clobber
        statements too.

2015-04-20  Alan Lawrence  <alan.lawrence@arm.com>

        * config/aarch64/aarch64.c (aarch64_simd_emit_pair_result_insn): Delete.
        * config/aarch64/aarch64-protos.h (aarch64_simd_emit_pair_result_insn):
        Delete.

2015-04-20  Jakub Jelinek  <jakub@redhat.com>

        PR debug/65807
        * dwarf2out.c (add_AT_wide): Clear attr.dw_attr_val.val_entry.

2015-04-20  Richard Biener  <rguenther@suse.de>

        * gimple-fold.h (gimple_build): Remove optional valueize arguments.
        * gimple-fold.c (gimple_build_valueize): New function.
        (gimple_build): Always use gimple_build_valueize as valueize hook.

2015-04-20  Alan Lawrence  <alan.lawrence@arm.com>

        PR target/64134
        * config/aarch64/aarch64.c (aarch64_expand_vector_init): Load constant
        and overwrite variable parts if <= 1/2 the elements are variable.

2015-04-19  Vladimir Makarov  <vmakarov@redhat.com>

        PR rtl-optimization/65805
        * lra-eliminations.c (lra_eliminate_regs_1): Add new assert.
        Don't use difference of offset and previous offset if
        update_sp_offset is non-zero.
        (eliminate_regs_in_insn): Ditto.
        * lra-spills.c (remove_pseudos): Exchange 4th and 6th args in
        lra_eliminate_regs_1 call.
        * lra-constraints.c (get_equiv_with_elimination): Ditto.

2015-04-18  Trevor Saunders  <tsaunders@mozilla.com>

        * hash-table.h: Remove version of hash_table that stored value_type *.
        * asan.c, attribs.c, bitmap.c, cfg.c, cgraph.h, config/arm/arm.c,
        config/i386/winnt.c, config/ia64/ia64.c, config/mips/mips.c,
        config/sol2.c, coverage.c, cselib.c, dse.c, dwarf2cfi.c,
        dwarf2out.c, except.c, gcse.c, genmatch.c, ggc-common.c,
        gimple-ssa-strength-reduction.c, gimplify.c, haifa-sched.c,
        hard-reg-set.h, hash-map.h, hash-set.h, ipa-devirt.c, ipa-icf.h,
        ipa-profile.c, ira-color.c, ira-costs.c, loop-invariant.c,
        loop-iv.c, loop-unroll.c, lto-streamer.h, plugin.c, postreload-gcse.c,
        reginfo.c, statistics.c, store-motion.c, trans-mem.c, tree-cfg.c,
        tree-eh.c, tree-hasher.h, tree-into-ssa.c, tree-parloops.c,
        tree-sra.c, tree-ssa-coalesce.c, tree-ssa-dom.c, tree-ssa-live.c,
        tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c, tree-ssa-phiopt.c,
        tree-ssa-pre.c, tree-ssa-reassoc.c, tree-ssa-sccvn.c,
        tree-ssa-structalias.c, tree-ssa-tail-merge.c,
        tree-ssa-threadupdate.c, tree-vectorizer.c, tree-vectorizer.h,
        valtrack.h, var-tracking.c, vtable-verify.c, vtable-verify.h: Adjust.

2015-04-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
            Jakub Jelinek  <jakub@redhat.com>

        PR target/65787
        * config/rs6000/rs6000.c (rtx_is_swappable_p): Ensure that a
        subsequent SH_NONE operand does not overwrite an existing *special
        value.
        (adjust_extract): Handle case where a vec_extract operation is
        wrapped in a PARALLEL.

2015-04-17  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/65780
        * config/i386/i386.c (ix86_binds_local_p): Define only if
        TARGET_MACHO and TARGET_DLLIMPORT_DECL_ATTRIBUTES are false.

2015-04-17  Jeff Law  <law@redhat.com>

        PR tree-optimization/47679
        * Makefile.in (OBJS); Add tree-ssa-scopedtables.o.
        * tree-ssa-scopedtables.c: New file.
        * tree-ssa-scopedtables.h: New file.
        * tree-ssa-dom.c: Include tree-ssa-scopedtables.h.
        (const_and_copies): Change name/type.
        (record_const_or_copy): Move into tree-ssa-scopedtables.c
        (record_const_or_copy_1): Similarly.
        (restore_vars_to_original_value): Similarly.
        (pass_dominator::execute): Create and destroy const_and_copies table.
        (thread_across_edge): Update passing of const_and_copies.
        (record_temporary_equivalence): Use method calls rather than
        manipulating const_and_copies directly.
        (record_equality, cprop_into_successor_phis): Similarly.
        (dom_opt_dom_walker::before_dom_children): Similarly.
        (dom_opt_dom_walker::after_dom_children): Similarly.
        (eliminate_redundant_computations): Similarly.
        * tree-ssa-threadedge.c (remove_temporary_equivalences): Delete.
        (record_temporary_equivalence): Likewise.
        (invalidate_equivalences): Likewise.
        (record_temporary_equivalences_from_phis): Update due to type
        change of const_and_copies.  Use method calls rather than
        manipulating the stack directly.
        (record_temporary_equivalences_from_stmts_at_dest): Likewise.
        (thread_through_normal_block, thread_across_edge): Likewise.
        (thread_across_edge): Likewise.
        * tree-ssa-threadedge.h (thread_across_edge): Update prototype.
        * tree-vrp.c: Include tree-ssa-scopedtables.h.  Change type
        of equiv_stack.
        (identify_jump_threads): Update due to type change of equiv_stack.
        (finalize_jump_threads): Delete the equiv_stack when complete.

2015-04-17  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
        * config/i386/i386.c (ix86_legitimize_reload_address): Ditto.
        * config/i386/i386-protos.h (ix86_legitimize_reload_address): Ditto.

2015-04-17  Andreas Tobler  <andreast@gcc.gnu.org>

        PR target/65535
        * config.gcc: Exit with a comment when we do not have a major version
        number for the FreeBSD target.

2015-04-17  Jakub Jelinek  <jakub@redhat.com>

        PR target/65689
        * genpreds.c (struct constraint_data): Add maybe_allows_reg and
        maybe_allows_mem bitfields.
        (maybe_allows_none_start, maybe_allows_none_end,
        maybe_allows_reg_start, maybe_allows_reg_end, maybe_allows_mem_start,
        maybe_allows_mem_end): New variables.
        (compute_maybe_allows): New function.
        (add_constraint): Use it to initialize maybe_allows_reg and
        maybe_allows_mem fields.
        (choose_enum_order): Sort the non-is_register/is_const_int/is_memory/
        is_address constraints such that those that allow neither mem nor
        reg come first, then those that only allow reg but not mem, then
        those that only allow mem but not reg, then the rest.
        (write_allows_reg_mem_function): New function.
        (write_tm_preds_h): Call it.
        * stmt.c (parse_output_constraint, parse_input_constraint): Use
        the generated insn_extra_constraint_allows_reg_mem function
        instead of always setting *allows_reg = true; *allows_mem = true;
        for unknown extra constraints.

2015-04-17  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/65780
        * output.h (default_binds_local_p_3): New.
        * varasm.c (default_binds_local_p_3): Make it public.  Take an
        argument to indicate if common symbol may be local.  If common
        symbol may be local, treat non-external variable as defined
        locally.
        (default_binds_local_p_2): Pass !flag_pic to default_binds_local_p_3.
        (default_binds_local_p_1): Pass false to default_binds_local_p_3.
        * config/i386/i386.c (ix86_binds_local_p): New.
        (TARGET_BINDS_LOCAL_P): Replace default_binds_local_p_2 with
        ix86_binds_local_p.

2015-04-17  Jakub Jelinek  <jakub@redhat.com>

        PR debug/65771
        * dwarf2out.c (mem_loc_descriptor): For CONST, fallback to
        trying mem_loc_descriptor on XEXP (rtl, 0).

2015-04-17  Martin Liska  <mliska@suse.cz>

        * ipa-icf.c (sem_item_optimizer::subdivide_classes_by_sensitive_refs):
        Release symbol_compare_collection.
        * ipa-reference.c: Add TODO that a vector should be released.

2015-04-17  Sivanupandi Pitchumani <Pitchumani.Sivanupandi@atmel.com>

        PR target/65296
        * config/avr/gen-avr-mmcu-specs.c (*avrlibc_startfile): Adjust
        to new AVR-LibC file layout (bug #44574).
        (*avrlibc_devicelib): Same.
        * config/avr/avr-mcus.def: Adjust comments.
        * config/avr/avr.opt (nodevicelib): Adjust help.

2015-04-17  Alan Lawrence  <alan.lawrence@arm.com>

        * config/aarch64/arm_neon.h (vdup_n_f32): Remove forward declaration.

2015-04-17  Patrick Palka  <ppalka@gcc.gnu.org>

        PR c++/64527
        * gimplify.c (gimplify_init_constructor): Always emit a
        side-effecting constructor.

2015-04-17  Tom de Vries  <tom@codesourcery.com>

        PR tree-optimization/64950
        * gimplify.c (gimplify_function_tree): Tentatively set PROP_gimple_lva
        in cfun->curr_properties.
        (gimplify_va_arg_expr): Clear PROP_gimple_lva in cfun->curr_properties
        if we generate an IFN_VA_ARG.
        * tree-inline.c (expand_call_inline): Reset PROP_gimple_lva in dest
        function if PROP_gimple_lva is not set in src function.

2015-04-17  Tom de Vries  <tom@codesourcery.com>
            Michael Matz  <matz@suse.de>

        PR tree-optimization/64950
        * gimple-iterator.c (update_modified_stmts): Remove static.
        * gimple-iterator.h (update_modified_stmts): Declare.
        * gimplify.c (gimplify_modify_expr): Handle IFN_VA_ARG.
        (gimplify_va_arg_internal): New function.
        (gimplify_va_arg_expr): Use IFN_VA_ARG.
        * gimplify.h (gimplify_va_arg_internal): Declare.
        * internal-fn.c (expand_VA_ARG): New unreachable function.
        * internal-fn.def (VA_ARG): New DEF_INTERNAL_FN.
        * tree-stdarg.c (gimple_call_ifn_va_arg_p, expand_ifn_va_arg_1)
        (expand_ifn_va_arg): New function.
        (pass_data_stdarg): Add PROP_gimple_lva to properties_provided field.
        (pass_stdarg::execute): Call expand_ifn_va_arg.
        (pass_data_lower_vaarg): New pass_data.
        (pass_lower_vaarg): New gimple_opt_pass.
        (pass_lower_vaarg::gate, pass_lower_vaarg::execute)
        (make_pass_lower_vaarg): New function.
        * cfgexpand.c (pass_data_expand): Add PROP_gimple_lva to
        properties_required field.
        * passes.def (all_passes): Add pass_lower_vaarg.
        * tree-pass.h (PROP_gimple_lva): Add define.
        (make_pass_lower_vaarg): Declare.

2015-04-17  Tom de Vries  <tom@codesourcery.com>

        * fold-const.c (operand_equal_p): Handle INTERNAL_FNs.
        * calls.c (call_expr_flags): Same.

2015-04-17  Tom de Vries  <tom@codesourcery.com>

        * tree-stdarg.c (optimize_va_list_gpr_fpr_size): Factor out of ...
        (pass_stdarg::execute): ... here.

2015-04-17  Tom de Vries  <tom@codesourcery.com>
            Michael Matz  <matz@suse.de>

        * tree-cfg.c (make_blocks_1): Factor out of ...
        (make_blocks): ... here.
        (make_edges_bb): Factor out of ...
        (make_edges): ... here.
        (gimple_find_sub_bbs): New function.
        * tree-cfg.h (gimple_find_sub_bbs): Declare.

2015-04-17  Tom de Vries  <tom@codesourcery.com>

        * tree.c (free_lang_data): Disable lang_hooks.gimplify_expr.

2015-04-17  Yury Gribov  <y.gribov@samsung.com>

        * asan.c (set_sanitized_sections): New function.
        (section_sanitized_p): Ditto.
        (asan_protect_global): Optionally sanitize user-defined
        sections.
        * asan.h (set_sanitized_sections): Declare new function.
        * common.opt (fsanitize-sections): New option.
        * doc/invoke.texi (-fsanitize-sections): Document new option.
        * opts-global.c (handle_common_deferred_options): Handle new
        option.

2015-04-17  Jakub Jelinek  <jakub@redhat.com>

        PR debug/65771
        * dwarf2out.c (loc_list_from_tree): Return NULL
        for DEBUG_EXPR_DECL.

2015-04-17  Christian Bruel  <christian.bruel@st.com>

        * ipa-inline.c (can_inline_edge_p): Allow inlining of functions with
        same attributes.

2015-04-16  Zhouyi Zhou  <yizhouzhou@ict.ac.cn>

        * ira-color.c (setup_left_conflict_sizes_p): Do not process
        node itself when computing left conflict subnode size.

2015-04-16  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/predicates.md (register_mixssei387nonimm_operand): New.
        * config/i386/i386.md (*fop_<mode>_1_mixed): Merge with
        *fop_<mode>_1_sse using enabled attribute.  Use
        register_mixssei387nonimm_operand operand 1 predicate. Change
        alternative 3 constraints from "x" to "v".

2015-04-16  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/65774
        * tree-ssa-ccp.c (evaluate_stmt): Constrain types we invoke
        bit-value tracking on.

2015-04-16  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64277
        * tree-vrp.c (check_array_ref): Fix anti-range handling,
        simplify upper bound handling.
        (search_for_addr_array): Simplify.
        (check_array_bounds): Handle ADDR_EXPRs here.
        (check_all_array_refs): Simplify.

2015-04-16  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.c (print_reg): Rewrite function.

2015-04-16  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

        * config/s390/s390.h (IRA_HARD_REGNO_ADD_COST_MULTIPLIER):
        Invert the condition.

2015-04-16  Renlin Li  <renlin.li@arm.com>

        * simplify-rtx.c (simplify_unary_operation_1): Fix a typo. Enable two
        simplifications for UNSIGNED_FLOAT.

2015-04-16  Nick Clifton  <nickc@redhat.com>

        * config/rl78/rl78-opts.h (enum rl78_mul_types): Add MUL_G14 and
        MUL_UNINIT.
        (enum rl78_cpu_type): New.
        * config/rl78/rl78-virt.md (attr valloc): Add divhi and divsi.
        (umulhi3_shift_virt): Remove m constraint from operand 1.
        (umulqihi3_virt): Likewise.
        * config/rl78/rl78.c (rl78_option_override): Add code to process
        -mcpu and -mmul options.
        (rl78_alloc_physical_registers): Add code to handle divhi and
        divsi valloc attributes.
        (set_origin): Likewise.
        * config/rl78/rl78.h (RL78_MUL_G14): Define.
        (TARGET_G10, TARGET_G13, TARGET_G14): Define.
        (TARGET_CPU_CPP_BUILTINS): Define __RL78_MUL_xxx__ and
        __RL78_Gxx__.
        (ASM_SPEC): Pass -mcpu on to assembler.
        * config/rl78/rl78.md (mulqi3): Add a clobber of AX.
        (mulqi3_rl78): Likewise.
        (mulhi3_g13): Likewise.
        (mulhi3): Generate the G13 or G14 versions of the insn directly.
        (mulsi3): Likewise.
        (mulhi3_g14): Add clobbers of AX and BC.
        (mulsi3_g14): Likewise.
        (mulsi3_g13): Likewise.
        (udivmodhi4, udivmodhi4_g14, udivmodsi4): New patterns.
        (udivmodsi4_g14, udivmodsi4_g13): New patterns.
        * config/rl78/rl78.opt (mmul): Initialise value to
        RL78_MUL_UNINIT.
        (mcpu): New option.
        (m13, m14, mrl78): New option aliases.
        * config/rl78/t-rl78 (MULTILIB_OPTIONS): Add mg13 and mg14.
        (MULTILIB_DIRNAMES): Add g13 and g14.
        * doc/invoke.texi: Document -mcpu and -mmul options.

2015-04-16  Richard Biener  <rguenther@suse.de>

        * tree-ssa-ccp.c (likely_value): See if we have operands that
        are marked as never simulate again and return CONSTANT in this
        case.
        * tree-ssa-propagate.c (simulate_stmt): Mark stmts that do
        not have any operands that will be simulated again as
        not being simulated again.

2015-04-15  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>_mixed):
        Merge with *cmpi<FPCMP:unord><MODEF:mode>_sse using enabled attribute.
        (*extendsfdf2_mixed): Merge with *extendsfdf2_sse using enabled
        attribute.
        (*truncdfsf_fast_mixed): Merge with *truncdfsf_fast_sse using
        enabled attribute.
        (*float<SWI48:mode><MODEF:mode>2_mixed): Rename from
        *float<SWI48:mode><MODEF:mode>2_sse.
        (*absneg<mode>2_mixed): Merge with *absneg<mode>2_sse using
        enabled attribute.
        (*fop_<mode>_comm_mixed): Merge with *fop_<mode>_comm_sse using
        enabled attribute.

2015-04-15  Tom de Vries  <tom@codesourcery.com>

        PR other/65487
        * function.c (push_dummy_function): New function.
        (init_dummy_function_start): Use push_dummy_function.
        (pop_dummy_function): New function.  Factored out of ...
        (expand_dummy_function_end): ... here.
        * function.h (push_dummy_function, pop_dummy_function): Declare.
        * passes.c (pass_manager::dump_passes): Use push_dummy_function and
        pop_dummy_function.
        * tree-chkp.c (chkp_gate): Handle cgraph_node::get (cfun->decl) == NULL.

2015-04-15  Jeff Law  <law@redhat.com>

        PR tree-optimization/47679
        * tree-ssa-dom.c (build_and_record_new_cond): Moved to avoid
        need for forward declaration in upcoming changes.
        (record_conditions, record_edge_info): Likewise.

        PR rtl-optimization/42522
        * cse.c (fold_rtx): Try to simplify a ZERO_EXTRACT or
        SIGN_EXTRACT as a whole object rather than simplifying
        its operand.

2015-04-15  Jakub Jelinek  <jakub@redhat.com>

        PR ipa/65765
        * ipa-icf-gimple.c (func_checker::compare_bb): For GIMPLE_NOP
        and GIMPLE_PREDICT use break instead of return true. For
        GIMPLE_EH_DISPATCH, compare dispatch region.

2015-04-14  Matthew Wahab  <matthew.wahab@arm.com>

        * doc/extend.texi (__sync Builtins): Simplify some text.  Update
        details about the implementation.  Make clear preference for
        __atomic builtins.  Reduce possibility of future change.

2015-04-15  Nick Clifton  <nickc@redhat.com>

        * config/rx/rx.opt (mallow-string-insns): New option.
        * config/rx/rx.c (RX_BUILTIN_RMPA): Disable the use of this
        builtin if string instructions are denied.
        * config/rx/rx.h (TARGET_CPU_CPP_BUILTINS): Define
        __RX_ALLOW_STRING_INSNS__ or __RX_DISALLOW_STRING_INSNS__, as
        appropriate.
        (ASM_SPEC): Pass -mno-allow-string-insns on to the assembler.
        * config/rx/rx.md (movstr): Enable pattern only if string
        instructions are allowed.
        (rx_movstr, rx_strend, movmemsi, rx_movmem): Likewise.
        (cmpstrnsi, cmpstrsi, rx_cmpstrn, rmpa): Likewise.
        * config/rx/t-rx (MULTILIB_OPTIONS): Add mno-allow-string-insns.
        (MULTILIB_DIRNAMES): Add no-strings.
        * doc/invoke.texi: Document -mno-allow-string-insns.

2015-04-15  Alan Modra  <amodra@gmail.com>

        PR target/65408
        PR target/58744
        PR middle-end/36043
        * calls.c (load_register_parameters): Don't load past end of
        mem unless suitably aligned.

2015-04-15  Nick Clifton  <nickc@redhat.com>

        * config/rl78/rl78.c (rl78_expand_prologue): Mark large stack
        decrement instruction as being frame related.
        (rl78_print_operand_1): Handle 'p' modifier to add +0 to HL
        based addresses.
        If zero extending a function address enclose the operation in
        %code(...).
        (rl78_preferred_reload_class): New function.
        (TARGET_PREFERRED_RELOAD_CLASS): Define.
        * config/rl78/rl78.md: Remove useless constraints in expanders.
        (mulqi3_rl78): Remove + qualifier on input-only operand 1.
        (mulhi3_rl78): Likewise.
        (mulhi3_g13): Likewise.
        (mulsi3_rl78): Likewise.
        (es_addr): Move to before the multiply patterns.

2015-04-15  Alan Modra  <amodra@gmail.com>

        * function.h (struct emit_status): Delete x_first_insn, x_last_insn
        and sequence_stack.  Add seq.
        (seq_stack): Delete.
        * function.c (prepare_function_start): Don't access x_last_insn.
        * emit-rtl.h (get_current_sequence, get_topmost_sequence): New.
        (get_insns, set_first_insn, get_last_insn, set_last_insn): Use them.
        * emit_rtl.c (start_sequence, push_topmost_sequence,
        pop_topmost_sequence, end_sequence, in_sequence_p, init_emit): Use
        sequence accessors.
        (get_last_insn_anywhere, add_insn_after_nobb, add_insn_before_nobb,
        remove_insn): Likewise.  Simplify.
        * config/m32c/m32c.c (m32c_leaf_function_p): Use push_topmost_sequence
        and pop_topmost_sequence.
        (m32c_function_needs_enter): Use get_topmost_sequence.  Ignore
        debug insns.
        * config/rs6000/rs6000.c (rs6000_call_aix): Use get_current_sequence.

2015-04-14  Yvan Roux  <yvan.roux@linaro.org>

        PR target/65729
        * lra-constraints.c (prohibited_class_reg_set_mode_p): Restore and fix
        the assertiion.

2015-04-14  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.h (LEGACY_INT_REG_P): New define.
        (LEGACY_INT_REGNO_P): Ditto.
        (GENERAL_REGNO_P): Use LEGACY_INT_REGNO_P.
        (ANY_MASK_REG_P): Remove.
        (BND_REG_P): Rename from ANY_BND_REG_P.
        * config/i386/i386.c (print_reg): Use LEGACY_INT_REG_P to print
        legacy integer registers.  Do not handle MMX_REG_P in a special way.
        Merge 64byte and 32byte SSE handling.

2015-04-14  Nick Clifton  <nickc@redhat.com>

        * expr.c (expand_assignment): Force an address offset computation
        into a register before changing its mode.
        (expand_expr_real_1): Likewise.

2015-04-14  Alan Lawrence  <alan.lawrence@arm.com>

        * config/aarch64/arm_neon.h (vst1_lane_f32, vst1_lane_f64,
        vst1_lane_p8, vst1_lane_p16, vst1_lane_s8, vst1_lane_s16,
        vst1_lane_s32, vst1_lane_s64, vst1_lane_u8, vst1_lane_u16,
        vst1_lane_u32, vst1_lane_u64, vst1q_lane_f32, vst1q_lane_f64,
        vst1q_lane_p8, vst1q_lane_p16, vst1q_lane_s8, vst1q_lane_s16,
        vst1q_lane_s32, vst1q_lane_s64, vst1q_lane_u8, vst1q_lane_u16,
        vst1q_lane_u32, vst1q_lane_u64): Reimplement with pointer dereference
        and __aarch64_vget_lane_any.

2015-04-14  Jakub Jelinek  <jakub@redhat.com>

        PR rtl-optimization/65761
        * cfgrtl.c (rtl_split_edge): For EDGE_CROSSING split, use
        get_last_bb_insn (after) instead of NEXT_INSN (BB_END (after)).

2015-04-14  Richard Biener  <rguenther@suse.de>

        * graphite-scop-detection.c: Do not include cp/cp-tree.h.
        (graphite_can_represent_scev): Use POINTER_TYPE_P.

2015-04-14  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/65758
        * tree-ssa-ccp.c (get_value_from_alignment): Adjust mask test
        against -1.
        (ccp_lattice_meet): Likewise.
        (bit_value_unop): Likewise.
        (bit_value_binop): Likewise.
        (bit_value_assume_aligned): Likewise.

2015-04-14  Christian Bruel  <christian.bruel@st.com>

        * execute_dwarf2_frame (dw_frame_pointer_regnum): Reinitialize for each
        function.

2015-04-14  Marc Glisse  <marc.glisse@inria.fr>

        PR tree-optimization/63387
        * match.pd ((x unord x) | (y unord y) -> (x unord y),
        (x unord x) | (x unord y) -> (x unord y)): New simplifications.

2015-04-14  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/predicates.md (any_QIreg_operand): Rename from
        q_regs_operand.  Do not process subregs.
        (QIreg_operand): Use QI_REGNO_P predicate.
        (ext_QIreg_operand): Ditto.
        (ext_register_operand): Ditto.
        * config/i386/i386.md (TEST splitters): Use QIreg_operand predicate.
        (AND splitters): Ditto.
        (AND with -65536 splitter): Add SWI48 mode for operand 0.
        (AND with -256 splitter): Use any_QIreg_operand predicate and
        SWI248 mode for operand 0.
        (AND with -65281 splitter): Use QIreg_operand predicate and SWI248
        mode for operand 0.
        (SETCC + MOVZBL peepholes): Update for renamed any_QIreg_operand.

2015-04-13  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/plugins.texi: Rewrite first introductory paragraph.

2015-04-12  Jan Hubicka  <hubicka@ucw.cz>

        * tree-vrp.c (nonnull_arg_p): THIS pointers and references are non-zero.
        (gimple_stmt_nonzero_warnv_p): Reference return values are non-zero.

2015-04-12  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-profie.c (ipa_profile): Check number of parameters
        and possible polymorphic call targets before
        devirtualizing.

2015-04-13  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.md (*bmi2_umul<mode><dwi>3_1): Merge from
        *bmi2_umulsidi3_1 and *bmi2_umulditi3_1 using DWIH mode iterator.

2015-04-13  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/65204
        * tree-ssa-ccp.c (evaluate_stmt): Always evaluate address
        takens for bit-CCP.

2015-04-13  Richard Biener  <rguenther@suse.de>

        PR target/65660
        * config/i386/i386.c (bdver1_cost): Double cond_taken_branch_cost
        and cond_not_taken_branch_cost to 4 and 2.
        (bdver2_cost): Likewise.
        (bdver3_cost): Likewise.
        (bdver4_cost): Likewise.

2015-04-12  Jan Hubicka  <hubicka@ucw.cz>

        * hash-table.h (hash_table constructor): Add mem stats.
        (alloc_entries): Likewise.

2015-04-12  Jan Hubicka  <hubicka@ucw.cz>

        * ipa-cp.c (ipcp_driver): Relase prev_edge.
        * passes.c (execute_one_pass): Only add transform if pass has one.

2015-04-12  Joseph Myers  <joseph@codesourcery.com>

        * config/i386/i386.c (ix86_option_override_internal): Don't set
        -fprefetch-loop-arrays if optimizing for size.

2015-04-12  Jan Hubicka  <hubicka@ucw.cz>
            Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/contrib.texi (Contributors): Add Martin Jambor and
        Michael Matz.

2015-04-12  Jakub Jelinek  <jakub@redhat.com>

        * BASE-VER: Set to 6.0.0.

        PR tree-optimization/65747
        * ipa-icf-gimple.c (func_checker::compare_operand): Use compare_operand
        rather than compare_ssa_name for OBJ_TYPE_REF_OBJECT.

2015-04-12  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/invoke.texi (-Wmemset-transposed-args): Break a long
        sentence.  Improve grammar.

2015-04-12  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/contrib.texi (Contributors): Add Maxim Kuvyrkov.

2015-04-11  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65743
        * ipa-inline-transform.c (speculation_removed): Remove static var.
        (check_speculations): New function.
        (clone_inlined_nodes): Do not check spculations.
        (inline_call): Call check_speculations.
        * ipa-prop.c (ipa_make_edge_direct_to_target): Do not
        consider non-invariants.

2015-04-11  Jan Hubicka  <hubicka@ucw.cz>
            Martin Liska  <mliska@suse.cz>

        PR ipa/65722
        * ipa-icf.c (sem_item::compare_cgraph_references): function and
        variable can not match.
        (sem_item::update_hash_by_addr_refs): Fix handling of virtual tables.
        (sem_variable::equals_wpa): Fix checking of DECL_FINAL_P patch.

2015-04-11  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/65735
        * tree-ssa-threadedge.c (fsm_find_control_statement_thread_paths):
        Remove visited_phis argument, add visited_bbs, avoid recursing into the
        same bb rather than just into the same phi node.
        (thread_through_normal_block): Adjust caller.

2015-04-11  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/contrib.texi (Contributors): Add Ira Rosen.

2015-04-11  Benno Schulenberg  <bensberg@justemail.net>

        * gcov.c (find_source): Fix miswording in error message.
        * config/i386/i386.c (ix86_handle_cconv_attribute): Likewise.
        (ix86_expand_sse_comi_round): Fix typo in error message.

2015-04-11  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/contrib.texi (Contributors): Add Laurynas Biveinis.

2015-04-10  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/contrib.texi (Contributors): Update Joe Buck's entry.

2015-04-10  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/65710
        * lra-assigns.c (spill_for): Update smallest_bad_spills_num.
        Print bad_spills_num and insn_pseudos_num.

2015-04-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        PR target/65694
        * config/arm/arm.c (arm_canonicalize_comparison): Use ARM_SIGN_EXTEND
        when creating +1 values for SImode.

2015-04-10  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/65729
        * lra-constraints.c (prohibited_class_reg_set_mode_p): Comment the
        assert.

2015-04-10  Jakub Jelinek  <jakub@redhat.com>
            Iain Sandoe  <iain@codesourcery.com>

        PR target/65351
        * configure: Regenerate.

2015-04-09  Kirill Yukhin  <kirill.yukhin@intel.com>

        PR target/65671
        * config/i386/sse.md: Generate vextract32x4 if AVX-512DQ is disabled.

2015-04-09  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/contrib.texi (Contributors): Add John Marino.

2015-04-09  Jakub Jelinek  <jakub@redhat.com>

        PR tree-optimization/65709
        * ubsan.c (instrument_mem_ref): Use TREE_TYPE (base) instead of
        TREE_TYPE (TREE_TYPE (t)).

2015-04-09  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/65710
        * lra-int.h (lra_bad_spill_regno_start): New.
        * lra.c (lra_bad_spill_regno_start): New.
        (lra): Set up lra_bad_spill_regno_start.  Set up
        lra_constraint_new_regno_start unconditionally.
        * lra-assigns.c (spill_for): Use lra_bad_spill_regno_start for
        spill preferences.

2015-04-09  Marek Polacek  <polacek@redhat.com>
            Jakub Jelinek  <jakub@redhat.com>

        PR middle-end/65554
        * gimple-fold.c (gimple_fold_builtin_memory_op): Update comment.
        (fold_ctor_reference): Use STRIP_USELESS_TYPE_CONVERSION instead
        of STRIP_NOPS.

2015-04-09  Segher Boessenkool  <segher@kernel.crashing.org>

        PR rtl-optimization/65693
        * combine.c (is_parallel_of_n_reg_sets): Move outside of
        #ifndef HAVE_cc0.

2015-04-09  Georg-Johann Lay  <avr@gjlay.de>

        PR target/65296
        * config/avr/driver-avr.c (avr_devicespecs_file): Don't specify a
        device specs file if "device-specs%s" didn't resolve to a path.

2015-04-09  Kirill Yukhin  <kirill.yukhin@intel.com>

        PR target/65676
        * config/i386/i386.c (fixup_modeless_constant): New.
        (ix86_expand_args_builtin): Fixup modeless constant operand.
        (ix86_expand_round_builtin): Ditto.
        (ix86_expand_special_args_builtin): Ditto.
        (ix86_expand_builtin): Ditto.

2015-04-09  Jakub Jelinek  <jakub@redhat.com>

        PR target/65693
        * config/i386/i386.md (*udivmod<mode>4_pow2): Allow
        any pow2 integer in between 2 and 0x80000000U inclusive.

2015-04-08  Segher Boessenkool  <segher@kernel.crashing.org>

        PR rtl-optimization/65693
        * combine.c (is_parallel_of_n_reg_sets): Change first argument
        from an rtx_insn * to an rtx.
        (try_combine): Adjust both callers.  Use it once more.

2015-04-08  Ilya Enkovich  <ilya.enkovich@intel.com>

        * tree-chkp.c (chkp_find_const_bounds_var): Remove.
        (chkp_make_static_const_bounds): Search existing
        symbol by assembler name.  Use make_decl_one_only.
        (chkp_get_zero_bounds_var): Remove node search which
        is now performed in chkp_make_static_const_bounds.
        (chkp_get_none_bounds_var): Likewise.

2015-04-08  Michael Witten  <mfwitten@gmail.com>

        * doc/extend.texi (Attribute Syntax): Add a trailing semicolon
        to an example.

2015-04-08  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

        * tree.h (CONVERT_EXPR_P): Commentary typo fix.

2015-04-08  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/extend.texi (__sync Builtins): Fix grammar.

2015-04-08  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

        * doc/cfg.texi (GIMPLE statement iterators): Fix typo.

2015-04-08  Bernhard Reutner-Fischer  <aldot@gcc.gnu.org>

        * varasm.c (emit_local): Move definition of align.

2015-04-08  Julian Brown  <julian@codesourcery.com>

        * config/nvptx/mkoffload.c (process): Support variable mapping.

2015-03-27  Trevor Saunders  <tbsaunde@tbsaunde.org>

        * config/alpha/alpha.c (alpha_use_linkage): Change type of slot to
        alpha_links **.
        (alpha_write_one_linkage): Correct typo.

2015-04-08  Ilya Enkovich  <ilya.enkovich@intel.com>

        * ipa-comdats.c (propagate_comdat_group): Walk through thunks.

2015-04-08  Gerald Pfeifer  <gerald@pfeifer.com>

        * doc/install.texi (bootstrap-lto-noplugin): Rewrite.

2015-04-08  Ilya Enkovich  <ilya.enkovich@intel.com>

        * tree-chkp.h (chkp_insert_retbnd_call): New.
        * tree-chkp.c (chkp_insert_retbnd_call): New.
        * ipa-split.c (insert_bndret_call_after): Remove.
        (split_function): Use chkp_insert_retbnd_call.
        * cgraphunit.c (cgraph_node::expand_thunk): Build returned
        bounds for instrumented functions.

2015-04-07  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65540
        * calls.c (initialize_argument_information): When producing tail
        call also turn SSA_NAMES passed by references to original PARM_DECLs

2015-04-07  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/65648
        * lra-remat.c (do_remat): Process input and non-input insn
        registers separately.

2015-04-07  Jakub Jelinek  <jakub@redhat.com>

        PR debug/65678
        * valtrack.c (debug_lowpart_subreg): New function.
        (dead_debug_insert_temp): Use it.

        PR middle-end/65680
        * expr.c (get_inner_reference): Handle bit_offset that doesn't fit
        into signed HOST_WIDE_INT the same as negative bit_offset.

2015-04-07  Ilya Enkovich  <ilya.enkovich@intel.com>

        * ipa-comdats.c (ipa_comdats): Visit all thunks
        to set proper comdat group.

2015-04-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

        PR target/65489
        * config/arm/arm.c (arm_legitimate_constant_p_1): Remove restriction
        on constants for NEON VSTRUCT modes.

2015-04-07  Jakub Jelinek  <jakub@redhat.com>
            Iain Sandoe  <iain@codesourcery.com>

        PR target/65351
        * configure: Regenerate.

2015-04-06  Michael Meissner  <meissner@linux.vnet.ibm.com>

        PR target/65614
        * config/rs6000/rs6000.c (struct processor_costs): Add cost field
        for SF->DF conversions to make FLOAT_EXTEND more expensive, so
        that LFD is used to load double constants instead of LFS.  Add
        defaults for all costs structures.  Add comments for missing
        initialization fields.
        (size32_cost): Likewise.
        (size64_cost): Likewise.
        (rs64a_cost): Likewise.
        (mpccore_cost): Likewise.
        (ppc403_cost): Likewise.
        (ppc405_cost): Likewise.
        (ppc440_cost): Likewise.
        (ppc476_cost): Likewise.
        (ppc601_cost): Likewise.
        (ppc603_cost): Likewise.
        (ppc604_cost): Likewise.
        (ppc604e_cost): Likewise.
        (ppc620_cost): Likewise.
        (ppc630_cost): Likewise.
        (ppccell_cost): Likewise.
        (ppc750_cost): Likewise.
        (ppc7450_cost): Likewise.
        (ppc8540_cost): Likewise.
        (ppce300c2c3_cost): Likewise.
        (ppce500mc_cost): Likewise.
        (ppce500mc64_cost): Likewise.
        (ppce5500_cost): Likewise.
        (ppce6500_cost): Likewise.
        (titan_cost): Likewise.
        (power4_cost): Likewise.
        (power6_cost): Likewise.
        (power7_cost): Likewise.
        (power8_cost): Likewise.
        (ppca2_cost): Likewise.
        (rs6000_rtx_costs): Make FLOAT_EXTEND use SFDF_convert field.

        * config/rs6000/rs6000.md (extendsfdf2_fpr): Generate XSCPSGNDP
        instead of XXLOR to copy SFmode to clear out dirty bits created
        when SFmode denormals are generated.
        (mov<mode>_hardfloat, FMOVE32 case): Likewise.
        (truncdfsf2_fpr): Add support for ISA 2.07 XSRSP instruction.

2015-04-06  Evandro Menezes  <e.menezes@samsung.com>

        * doc/invoke.texi (AARCH64/mtune): Add exynos-m1 as an option.
        * config/aarch64/aarch64-cores.def (exynos-m1): New core.
        * config/aarch64/aarch64-tune.md: Regenerate.

2015-04-06  Evandro Menezes  <e.menezes@samsung.com>

        * doc/invoke.texi (ARM/mtune): Add "exynos-m1" as an option.
        * config/arm/arm.c (arm_issue_rate): Specify "3" for "exynosm1".
        * config/arm/arm-cores.def (exynos-m1): New core.
        * config/arm/arm-tune.md: Regenerate.
        * config/arm/arm-tables.opt: Add entry for "exynos-m1".
        * config/arm/bpabi.h: Likewise.

2015-04-06  Ilya Enkovich  <ilya.enkovich@intel.com>

        * ipa-cp (set_single_call_flag): Remove too
        restrictive assert.

2015-04-06  Ilya Verbin  <ilya.verbin@intel.com>

        * config/i386/intelmic-mkoffload.c (generate_host_descr_file): Call
        GOMP_offload_unregister from the destructor.

2015-04-06  Ilya Enkovich  <ilya.enkovich@intel.com>

        * ipa-chkp.c (chkp_maybe_create_clone): Reset cdtor
        flags for instrumentation thunk.
        (chkp_produce_thunks): Likewise.

2015-04-05  Martin Liska  <mliska@suse.cz>

        PR ipa/65665
        * ipa-icf.c (sem_function::equals_wpa): Verify that IPA CP
        has computed data structure.
        (sem_item_optimizer::update_hash_by_addr_refs): Likewise.

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

        * invoke.texi (inline-unit-growth): Increase growth to 20%
        * params.def (PARAM_INLINE_UNIT_GROWTH): Likewise.

2015-04-04  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/65647
        * lra-int.h (LRA_MAX_REMATERIALIZATION_PASSES): New.  Add its
        value checking.
        (lra_rematerialization_iter): New.
        * lra.c (lra): Initialize lra_rematerialization_iter.
        Stop updating lra_constraint_new_regno_start after switching of
        inheritance and rematerialization.
        * lra-remat.c (lra_rematerialization_iter): New.
        (lra_remat): Add printing pass iteration.  Do rematerialization
        only first LRA_MAX_REMATERIALIZATION_PASSES iterations.

2015-04-04  Richard Biener  <rguenther@suse.de>

        PR tree-optimization/64909
        PR tree-optimization/65660
        * tree-vectorizer.h (vect_get_known_peeling_cost): Adjust
        to take a cost vector for scalar iteration cost.
        (vect_get_single_scalar_iteration_cost): Likewise.
        * tree-vect-loop.c (vect_get_single_scalar_iteration_cost):
        Compute the scalar iteration cost into a cost vector.
        (vect_get_known_peeling_cost): Use the scalar cost vector to
        account for the cost of the peeled iterations.
        (vect_estimate_min_profitable_iters): Likewise.
        * tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost):
        Likewise.

2015-04-04  Alan Modra  <amodra@gmail.com>

        PR target/65576
        PR target/65240
        * config/rs6000/predicates.md (zero_reg_mem_operand): Exclude
        0.0 constant unless TARGET_VSX.
        * config/rs6000/rs6000.md (extenddftf2_internal): Remove last
        alternative.

2015-04-03  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65654
        * ipa-inline-transform.c (inline_call): Skip sanity check to work
        around the ICE

2015-04-03  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65655
        * ipa-inline-analysis.c (edge_set_predicate): Do not redirect
        speculative indirect edges to avoid ordering issue.

2015-04-03  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65076
        * ipa-inline.c (edge_badness): Add combined size to the denominator.

2015-04-03  Jakub Jelinek  <jakub@redhat.com>

        * omp-low.c (scan_omp_parallel, scan_omp_task, scan_omp_target): Set
        TYPE_ARTIFICIAL on the .omp_data* types.

2015-04-02  Ilya Enkovich  <ilya.enkovich@intel.com>

        * cgraphunit.c (cgraph_node::expand_thunk): Don't expand
        instrumentation thunks.

2015-04-02  Ilya Enkovich  <ilya.enkovich@intel.com>

        * config/i386/i386.c (ix86_expand_call): Avoid nested
        PARALLEL in returned call value.

2015-04-02  Ilya Enkovich  <ilya.enkovich@intel.com>

        * lto-cgraph.c (input_cgraph_1): Always link instrumented
        assembler name with original one.

2015-04-02  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/i386.c (ix86_register_priority): Use AX_REG.

2015-04-02  Uros Bizjak  <ubizjak@gmail.com>

        Revert parts of r216820.
        * config/i386/i386.md (movqi_internal): Correct type calculation
        for alternatives 3 and 5.

2015-04-02  Jakub Jelinek  <jakub@redhat.com>

        PR preprocessor/61977
        * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Don't
        predefine __vector/__bool/__pixel macros nor context sensitive
        macros for CLK_ASM.
        * config/spu/spu-c.c (spu_cpu_cpp_builtins): Similarly.

2015-04-02  John David Anglin  <danglin@gcc.gnu.org>

        * config/pa/pa.c (pa_output_move_double): Directly handle register
        indexed memory operand.  Simplify handling of scaled register indexed
        memory operands.

2015-04-02  Ilya Enkovich  <ilya.enkovich@intel.com>

        PR driver/65444
        * config/i386/linux-common.h (MPX_SPEC): New.
        (CHKP_SPEC): Add MPX_SPEC.
        * doc/invoke.texi (-fcheck-pointer-boudns): Document
        possible issues with '-z bndplt' support in linker.

2015-04-02  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/sync.md (UNSPEC_FILD_ATOMIC, UNSPEC_FIST_ATOMIC): New.
        (loaddi_via_fpu): Use UNSPEC_FILD_ATOMIC.
        (storedi_via_fpu): Use UNSPEC_FIST_ATOMIC.
        * reg-stack.c (get_true_reg): Change UNSPEC_LDA to UNSPEC_FILD_ATOMIC.
        (subst_stack_regs_pat): Change UNSPEC_STA to UNSPEC_FIST_ATOMIC.

2015-04-01  Uros Bizjak  <ubizjak@gmail.com>

        * config/i386/sync.md (UNSPEC_MOVA): Remove.
        (atomic_load<mode>): Change operand 0 predicate to
        nonimmediate_operand and fix up the destination when needed.
        Use UNSPEC_LDA.
        (atomic_loaddi_fpu): Use UNSPEC_LDA.
        (atomic_store<mode>): Change operand 1 predicate to
        nonimmendate_operand and move the source to register when needed.
        Use UNSPEC_STA.
        (atomic_store<mode>_1): Use UNSPEC_STA.
        (atomic_storedi_fpu): Change operand 1 to nonimmediate_operand.
        Fix moves from memory operand.  Use UNSPEC_STA.

2015-04-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * expmed.c (strict_volatile_bitfield_p): Check that the access will
        not cross a MODESIZE boundary.
        (store_bit_field, extract_bit_field): Added assertions in the
        strict volatile bitfields code path.

2015-04-01  Max Ostapenko  <m.ostapenko@partner.samsung.com>

        PR target/65624
        * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_builtin):
        Increase args array size by one to avoid buffer overflow.

2015-03-31  Jan Hubicka  <hubicka@ucw.cz>

        * lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
        split_part.
        * ipa-inline.c (edge_badness): Add wrapper penalty.
        (sum_callers): Move up.
        (inline_small_functions): Set single_caller.
        * ipa-inline.h (inline_summary): Add single_caller.
        * ipa-split.c (split_function): Set split_part.
        (cgraph_node::create_clone): Do not shadow decl; copy split_part.
        * cgraph.h (cgraph_node): Add split_part.

2015-03-31  Uros Bizjak  <ubizjak@gmail.com>

        PR target/58945
        * config/i386/sync.md (atomic_compare_and_swap<dwi>_doubleword):
        Do not split operands 0 and operands 2 to halfmode.
        (atomic_compare_and_swap<mode>): Update for
        atomic_compare_and_swap<dwi>_doubleword changes.

2015-03-31  Jan Hubicka  <hubicka@ucw.cz>

        * tree.c (need_assembler_name_p): Artificial types have no ODR names.
        * ipa-devirt.c (warn_odr): Do not try to apply ODR cache when
        no caching is done.

2015-03-31  Martin Liska  <mliska@suse.cz>

        PR ipa/65557
        * ipa-icf.c (sem_function::equals_wpa): Check if IPA CP
        has already filled up function summary.
        (sem_item_optimizer::update_hash_by_addr_refs): Likewise.

2015-03-31  Richard Biener  <rguenther@suse.de>

        * tree-sra.c (create_access_replacement): Drop under-/over-alignment
        of types.

2015-03-31  Dominik Vogt  <vogt@linux.vnet.ibm.com>

        * config/s390/s390.c (s390_function_num_hotpatch_hw): Allow hotpatching
        nested functions.
        (s390_reorg): Adapt to new signature of s390_function_num_hotpatch_hw.
        (s390_asm_output_function_label): Adapt to new signature of
        s390_function_num_hotpatch_hw
        Optimise the code generating assembler output.
        Add comments to assembler file.

2015-03-31  Richard Biener  <rguenther@suse.de>

        PR middle-end/65626
        * tree-cfgcleanup.c (fixup_noreturn_call): Only split the block
        of the noreturn call so it is last and cleanup_control_flow_bb
        can do the CFG part.

2015-03-31  Ilya Enkovich  <ilya.enkovich@intel.com>

        PR target/65531
        * ipa-chkp.c (chkp_maybe_create_clone): Don't set
        same_comdat_group for external symbols.
        * symtab.c (symtab_node::verify_symtab_nodes): Avoid
        infinite same_comdat_group traversal loop.

2015-03-31  Jakub Jelinek  <jakub@redhat.com>

        PR plugins/61176
        * Makefile.in (install-plugin): Add all gcc/*.{h,def} files
        automatically to $headers.

2015-03-30  Jakub Jelinek  <jakub@redhat.com>

        PR ipa/65610
        * ipa-utils.h (inlined_polymorphic_ctor_dtor_block_p): Declare.
        * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p): New
        function.
        (decl_maybe_in_construction_p, noncall_stmt_may_be_vtbl_ptr_store):
        Use it.
        * ipa-prop.c (param_type_may_change_p): Likewise.
        * tree-ssa-live.c: Include ipa-utils.h and its dependencies.
        (remove_unused_scope_block_p): Add in_ctor_dtor_block
        argument.  Before inlining, preserve
        inlined_polymorphic_ctor_dtor_block_p blocks and the outermost block
        with FUNCTION_DECL BLOCK_ABSTRACT_ORIGIN inside of them.  Adjust
        recursive calls.
        (remove_unused_locals): Adjust remove_unused_scope_block_p caller.

2015-03-27  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65076
        * ipa-inline.c (edge_badness): Base denominator on callee's
        grwoth squared.

2015-03-27  Martin Jambor  <mjambor@suse.cz>

        PR ipa/65478
        * params.def (PARAM_IPA_CP_RECURSION_PENALTY) : New.
        (PARAM_IPA_CP_SINGLE_CALL_PENALTY): Likewise.
        * ipa-prop.h (ipa_node_params): New flags node_within_scc and
        node_calling_single_call.
        * ipa-cp.c (count_callers): New function.
        (set_single_call_flag): Likewise.
        (initialize_node_lattices): Count callers and set single_flag_call if
        necessary.
        (incorporate_penalties): New function.
        (good_cloning_opportunity_p): Use it, dump new flags.
        (propagate_constants_topo): Set node_within_scc flag if appropriate.
        * doc/invoke.texi (ipa-cp-recursion-penalty,
        ipa-cp-single-call-pentalty): Document.

2015-03-27  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65588
        * symtab.c (symtab_node::get_partitioning_class): Register vars
        are duplicated.
        * varpool.c (symbol_table::output_variables) Do not assemble unefined
        decls for non-symbols.

2015-03-27  H.J. Lu  <hongjiu.lu@intel.com>

        PR target/65248
        * output.h (default_binds_local_p_2): New.
        * varasm.c (default_binds_local_p_2): Renamed to ...
        (default_binds_local_p_3): This.  Don't return true on protected
        data symbol if protected data may be external.
        (default_binds_local_p): Use default_binds_local_p_3.
        (default_binds_local_p_1): Likewise.
        (default_binds_local_p_2): New.
        * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Set to
        default_binds_local_p_2 if TARGET_MACHO is undefined.

2015-03-27  Jakub Jelinek  <jakub@redhat.com>

        PR target/65593
        * config/i386/i386.c (legitimize_pic_address): If base
        is SYMBOL_REF or LABEL_REF using %rip addressing, force
        it to reg to avoid PLUS of SYMBOL_REF/LABEL_REF and register.

2015-03-27  Jan Hubicka  <hubicka@ucw.cz>

        PR target/65531
        * symtab.c (symtab_node::verify_symtab_nodes): Fix verification of
        comdat groups.

2015-03-27  Jan Hubicka  <hubicka@ucw.cz>

        PR ipa/65600
        * cgraph.c (cgraph_update_edges_for_call_stmt_node): Fix the case
        of optimized out indirect call.
        (redirect_to_unreachable): Always build symbol table node for
        BUILT_IN_UNREACHABLE

2015-03-27  Vladimir Makarov  <vmakarov@redhat.com>

        PR target/65407
        * ira-costs.c (record_reg_classes): Process all constraint string
        containing 0-9.

2015-03-27  Bernd Schmidt  <bernds@codesourcery.com>

        * config/c6x/c6x.md (movmisalign<mode>): Use MEM_P, not
        memory_operand.

        PR target/65052
        * config/c6x/constraints.md (S3): New constraint.
        * config/c6x/c6x.md (real_jump): Use it.

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

        PR middle-end/65595
        * cgraph.c (cgraph_update_edges_for_call_stmt_node): Only
        do redirection if the call is not optimized out.

2015-03-27  Ilya Enkovich  <ilya.enkovich@intel.com>

        PR target/65495
        * c-family/c.opt (fcheck-pointer-bounds): List supported languages.
        (fchkp-check-incomplete-type): Add LTO.
        (fchkp-zero-input-bounds-for-main): Likewise.
        (fchkp-first-field-has-own-bounds): Likewise.
        (fchkp-narrow-bounds): Likewise.
        (fchkp-narrow-to-innermost-array): Likewise.
        (fchkp-use-static-bounds): Likewise.
        (fchkp-use-static-const-bounds): Likewise.
        (fchkp-treat-zero-dynamic-size-as-infinite): Likewise.

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  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>

        PR middle-end/64729
        * 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.

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