path: root/gcc/ChangeLog

2017-05-03  Richard Sandiford  <richard.sandiford@linaro.org>

	* tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
	(SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
	(DDR_A): Wrap DDR argument in brackets.
	(DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
	(DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
	(DDR_REVERSED_P): Likewise.

2017-05-03  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79472
	* tree-switch-conversion.c (struct switch_conv_info): Add
	contiguous_range and default_case_nonstandard fields.
	(collect_switch_conv_info): Compute contiguous_range and
	default_case_nonstandard fields, don't clear final_bb if
	contiguous_range and only the default case doesn't have the required
	structure.
	(check_all_empty_except_final): Set default_case_nonstandard instead
	of failing if contiguous_range and the default case doesn't have empty
	block.
	(check_final_bb): Add SWTCH argument, don't fail if contiguous_range
	and only the default case doesn't have the required constants.  Skip
	virtual phis.
	(gather_default_values): Skip virtual phis.  Allow non-NULL CASE_LOW
	if default_case_nonstandard.
	(build_constructors): Build constant 1 just once.  Assert that default
	values aren't inserted in between cases if contiguous_range.  Skip
	virtual phis.
	(build_arrays): Skip virtual phis.
	(prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
	(fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
	Handle virtual phis.
	(gen_inbound_check): Handle default_case_nonstandard case.
	(process_switch): Adjust check_final_bb caller.  Call
	gather_default_values with the first non-default case instead of
	default case if default_case_nonstandard.

2017-05-02  Nathan Sidwell  <nathan@acm.org>

	* ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
	check.  Fix formatting.

2017-05-02  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
	errors when comparing specialized and unspecialized times.

2017-05-02  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic-show-locus.c
	(layout::should_print_annotation_line_p): Make private.
	(layout::print_annotation_line): Make private.
	(layout::annotation_line_showed_range_p): Make private.
	(layout::show_ruler): Make private.
	(layout::print_source_line): Make private.  Pass in line and
	line_width, rather than calling location_get_source_line.  Drop
	returned value.
	(layout::print_leading_fixits): New method.
	(layout::print_any_fixits): Rename to...
	(layout::print_trailing_fixits): ...this, and make private.
	Don't print newline fixits.
	(diagnostic_show_locus): Move logic for printing one row into...
	(layout::print_line): ...this new function.  Move the
	location_get_source_line call and error-handling from
	print_source_line to here.  Call print_leading_fixits, and rename
	print_any_fixits to print_trailing_fixits.
	(selftest::test_fixit_insert_containing_newline): Update now that
	newlines are partially supported.
	(selftest::test_fixit_insert_containing_newline_2): New test.
	(selftest::test_fixit_replace_containing_newline): Update comments.
	(selftest::diagnostic_show_locus_c_tests): Call the new test.
	* edit-context.c (class added_line): New class.
	(class edited_line): Describe newline handling in comment.
	(edited_line::actually_edited_p): New method.
	(edited_line::print_content): Delete redundant decl.
	(edited_line::m_predecessors): New field.
	(edited_file::print_content): Call edited_line::print_content.
	(edited_file::print_diff): Update to support newlines.
	(edited_file::print_diff_hunk): Likewise.
	(edited_file::print_run_of_changed_lines): New function.
	(edited_file::print_diff_line): Convert to...
	(print_diff_line): ...this.
	(edited_file::get_effective_line_count): New function.
	(edited_line::edited_line): Initialize new field m_predecessors.
	(edited_line::~edited_line): Clean up m_predecessors.
	(edited_line::apply_fixit): Handle newlines.
	(edited_line::get_effective_line_count): New function.
	(edited_line::print_content): New function.
	(edited_line::print_diff_lines): New function.
	(selftest::test_applying_fixits_insert_containing_newline): New
	test.
	(selftest::test_applying_fixits_replace_containing_newline): New
	test.
	(selftest::insert_line): New function.
	(selftest::test_applying_fixits_multiple_lines): Add example of
	inserting a line.
	(selftest::edit_context_c_tests): Call the new tests.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
	parameter cand.  Update dump information.
	(get_computation_cost): Update uses.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
	(get_computation_aff): Reorder parameters.  Use get_computation_aff_1.
	(get_computation_at, rewrite_use_address): Update use of
	get_computation_aff.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
	(get_computation): Delete.
	(get_computation_cost): Implement like get_computation_cost_at.
	Use get_computation_at.
	(get_computation_cost_at): Delete.
	(rewrite_use_nonlinear_expr): Use get_computation_at.
	(rewrite_use_compare, remove_unused_ivs): Ditto.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
	(ivopts_global_cost_for_size): Rename parameter and update uses.
	(iv_ca_recount_cost): Update uses.
	(iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
	candidates seperately in n_invs and n_cands.
	(iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
	(find_inv_vars_cb): New.
	(find_depends): Renamed to ...
	(find_inv_vars): ... this.
	(add_candidate_1, force_var_cost): Call find_inv_vars.
	(split_address_cost, determine_group_iv_cost_cond): Ditto.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
	inv_vars.  Add inv_exprs.
	(struct iv_cand): Rename depends_on to inv_vars.
	(struct ivopts_data): Rename max_inv_id/n_invariant_uses to
	max_inv_var_id/n_inv_var_uses.  Move max_inv_expr_id around.
	Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
	(dump_cand): Dump inv_vars.
	(tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
	(record_invariant, find_depends, add_candidate_1): Ditto.
	(set_group_iv_cost, force_var_cost): Ditto.
	(split_address_cost, ptr_difference_cost, difference_cost): Ditto.
	(get_computation_cost_at, get_computation_cost): Ditto.
	(determine_group_iv_cost_generic): Ditto.
	(determine_group_iv_cost_address): Ditto.
	(determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
	(determine_group_iv_costs): Ditto.
	(iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
	(iv_ca_set_remove_invariants): Renamed to ...
	(iv_ca_set_remove_invs): ... this.  Support inv_vars and inv_exprs.
	(iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
	(iv_ca_set_add_invariants):  Renamed to ...
	(iv_ca_set_add_invs): ... this.  Support inv_vars and inv_exprs.
	(iv_ca_set_cp): Use iv_ca_set_add_invs.
	(iv_ca_has_deps): Support inv_vars and inv_exprs.
	(iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
	(create_new_ivs): Remove useless dump.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
	iv_cand code.
	(determine_group_iv_cost_cond, determine_iv_cost): Ditto.
	(iv_ca_set_no_cp, create_new_iv): Ditto.

2017-05-02  Bin Cheng  <bin.cheng@arm.com>

	* rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.

2017-05-02  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>

	* tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
	function tree_check2.

2017-05-02  Martin Liska  <mliska@suse.cz>

	* doc/gcov.texi: Add missing preposition.
	* gcov.c (function_info::function_info): Properly fill up
	all member variables.

2017-05-02  Tamar Christina  <tamar.christina@arm.com>

	* expr.c (expand_expr_real_2): Re-cost if previous costs are the same.

2017-05-02  Tamar Christina  <tamar.christina@arm.com>

	* simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.

2017-05-02  Martin Liska  <mliska@suse.cz>

	PR lto/77954.
	* lto-streamer-in.c (lto_read_tree_1): Remove
	LTO_STREAMER_DEBUG.
	* lto-streamer.c (struct tree_hash_entry): Likewise.
	(struct tree_entry_hasher): Likewise.
	(tree_entry_hasher::hash): Likewise.
	(tree_entry_hasher::equal): Likewise.
	(lto_streamer_init): Likewise.
	(lto_orig_address_map): Likewise.
	(lto_orig_address_get): Likewise.
	(lto_orig_address_remove): Likewise.
	* lto-streamer.h: Likewise.
	* tree-streamer-in.c (streamer_alloc_tree): Likewise.
	* tree-streamer-out.c (streamer_write_tree_header): Likewise.

2017-05-02  Sebastian Peryt  <sebastian.peryt@intel.com>

	* config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
	(_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
	(mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
	(mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
	(mm_maskz_sub_round_ss, _mm_mask_add_sd)
	(mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
	(mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
	(mm_maskz_sub_ss): New intrinsics.
	* config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
	(V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
	* config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
	(__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
	(__builtin_ia32_subss_mask_round): New builtins.
	* config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
	(V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
	* config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
	Renamed to ...
	(<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
	(v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
	Changed to ...
	(v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
	... this.

2017-05-02  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/78687
	* tree-sra.c (access): New field parent.
	(process_subtree_disqualification): New function.
	(disqualify_candidate): Call it.
	(build_accesses_from_assign): Reset write flag if creating an
	assighnment link.
	(build_access_subtree): Fill in parent field and also prpagate
	down grp_write flag.
	(create_artificial_child_access): New parameter set_grp_write, set
	grp_write to its value.
	(propagate_subaccesses_across_link): Also propagate grp_write flag
	values.
	(propagate_all_subaccesses): Push the closest parent back to work
	queue if add_access_to_work_queue returned true.

2017-05-02  Richard Biener  <rguenther@suse.de>

	* common.opt (fstrict-overflow): Alias negative to fwrapv.
	* doc/invoke.texi (fstrict-overflow): Remove all traces of
	-fstrict-overflow documentation.
	* tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
	(POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
	flag_strict_overflow.
	* ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
	* lto-opts.c (lto_write_options): Do not stream it.
	* lto-wrapper.c (merge_and_complain): Do not handle it.
	* opts.c (default_options_table): Do not set -fstrict-overflow.
	(finish_options): Likewise do not clear it when sanitizing.
	* simplify-rtx.c (simplify_const_relational_operation): Do not
	test flag_strict_overflow.

2017-05-02  Uros Bizjak  <ubizjak@gmail.com>

	* config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
	using enabled attribute.
	(*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
	(*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
	(*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
	(*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
	(*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
	(*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
	(*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
	(*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
	(*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
	(*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.

2017-05-02  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.

2017-05-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80591
	Revert
	2017-04-10  Richard Biener  <rguenther@suse.de>

	* tree-ssa-structalias.c (find_func_aliases): Properly handle
	asm inputs.

2017-05-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80549
	* tree-cfgcleanup.c (mfb_keep_latches): New helper.
	(cleanup_tree_cfg_noloop): Create forwarders to known loop
	headers if they do not have a preheader.

2017-05-02  Martin Liska  <mliska@suse.cz>

	PR other/80589
	* common.opt: Fix typo.
	* doc/invoke.texi: Likewise.

2017-05-01  Jan Beulich  <jbeulich@suse.com>

	* config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
	swapping, add (x,x,m,x,n) alternative.

2017-05-01  Nathan Sidwell  <nathan@acm.org>

	* calls.c (combine_pending_stack_adjustment_and_call): Remove
	unnecessary unadjusted_alignment check.

2017-05-01  Xi Ruoyao  <ryxi@stu.xidian.edu.cn>

        PR c++/80038
	* cilk_common.c (expand_builtin_cilk_detach): Move pedigree
	operations here.
	* gimplify.c (gimplify_cilk_detach): New function.
	(gimplify_call_expr, gimplify_modify_expr): Call it as needed.
	* tree-core.h: Document EXPR_CILK_SPAWN.
	* tree.h (EXPR_CILK_SPAWN): Define. 

2017-05-01  David Malcolm  <dmalcolm@redhat.com>

	* diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
	to use new fixit_hint representation, using the "replace" logic.
	(get_line_span_for_fixit_hint): Likewise.
	(layout::print_any_fixits): Likewise.
	(selftest::test_one_liner_many_fixits): Rename to...
	(selftest::test_one_liner_many_fixits_1): ...this, and update
	comment and expected output to reflect that the multiple fix-it
	hints are now consolidated into one insertion.
	(selftest::test_one_liner_many_fixits_2): New test.
	(selftest::test_diagnostic_show_locus_one_liner): Update for
	above.
	(selftest::test_fixit_consolidation): Update for fix-it API
	change.
	* diagnostic.c (print_parseable_fixits): Likewise.
	* edit-context.c (edited_line::m_line_events): Convert from
	auto_vec <line_event *> to auto_vec <line_event>.
	(class line_event): Convert from abstract base class to a concrete
	class, taking over the role of replace_event.
	(class insert_event): Delete.
	(class replace_event): Rename to class line_event.  Convert to
	half-open range.
	(edit_context::add_fixits): Reimplement.
	(edit_context::apply_insert): Delete.
	(edit_context::apply_replace): Rename to...
	(edit_context::apply_fixit): ...this.  Convert to half-open range.
	(edited_file::apply_insert): Delete.
	(edited_file::apply_replace): Rename to...
	(edited_file::apply_fixit): ...this.
	(edited_line::~edited_line): Drop deletion of events.
	(edited_line::apply_insert): Delete.
	(edited_line::apply_replace): Rename to...
	(edited_line::apply_fixit): ...this.  Convert to half-open range.
	Update for change to type of m_line_events.
	* edit-context.h (edit_context::apply_insert): Delete.
	(edit_context::apply_replace): Rename to...
	(edit_context::apply_fixit): ...this.

2017-05-01  Martin Sebor  <msebor@redhat.com>

	* gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
	known.

2017-05-01  Uros Bizjak  <ubizjak@gmail.com>

	PR target/68491
	* config/i386/cpuid.h (__get_cpuid): Always return 0 when
	__get_cpuid_max returns 0.
	(__get_cpuid_count): Ditto.

2017-05-01  Eric Botcazou  <ebotcazou@adacore.com>

	* tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
	replacement expression is another instance of one of its arguments.

2017-05-01  Jakub Jelinek  <jakub@redhat.com>

	PR target/79430
	* rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
	check for stack push/pop autoinc.
	* config/i386/i386.c (ix86_agi_dependent): Return false
	if the only reason why modified_in_p returned true is that
	addr is SP based and set_insn is a push or pop.

2017-04-29  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
	overflow check.

2017-04-29  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/79224
	* ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
	(account_size_time): Use two predicates - exec_pred and
	nonconst_pred_ptr.
	(evaluate_conditions_for_known_args): Compute both clause and
	nonspec_clause.
	(evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
	(inline_summary_t::duplicate): Update.
	(estimate_function_body_sizes): Caluculate exec and nonconst predicates
	separately.
	(compute_inline_parameters): Likewise.
	(estimate_edge_size_and_time): Update caluclation of time.
	(estimate_node_size_and_time): Compute both time and nonspecialized
	time.
	(estimate_ipcp_clone_size_and_time): Update.
	(inline_merge_summary): Update.
	(do_estimate_edge_time): Update.
	(do_estimate_edge_size): Update.
	(do_estimate_edge_hints): Update.
	(inline_read_section, inline_write_summary): Stream both new predicates.
	* ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
	as argument.
	(compute_inlined_call_time): Cleanup.
	(big_speedup_p): Update.
	(edge_badness): Update.
	* ipa-inline.h (INLINE_TIME_SCALE): Remove.
	(size_time_entry): Replace predicate by exec_predicate and
	nonconst_predicate.
	(edge_growth_cache_entry): Cache both time nad nonspecialized time.
	(estimate_edge_time): Return also nonspec_time.
	(reset_edge_growth_cache): Update.

2017-04-29  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/80491
	* ifcvt.c (noce_process_if_block): When looking for x setter
	with missing else_bb, don't check only the insn right before
	cond_earliest, but look for the last insn that x is modified in
	within the same bb.

	PR rtl-optimization/80491
	* alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.

2017-04-29  Marc Glisse  <marc.glisse@inria.fr>

	PR tree-optimization/80487
	* tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.

2017-04-29  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	PR tree-optimization/79697
	* tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
	is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
	(propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
	BUILT_IN_STRNDUP.
	* gimple-fold.c (gimple_fold_builtin_realloc): New function.
	(gimple_fold_builtin): Call gimple_fold_builtin_realloc.

2017-04-28  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/80523
	* gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
	(init_target_to_host_charmap, target_to_host, target_strtol10): New
	functions.
	(maybe_warn, format_directive, parse_directive): Use new functions.
	(pass_sprintf_length::execute): Call init_target_to_host_charmap.

2017-04-28  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.

2017-04-28  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
	target_header_dir): Set correctly.
	* configure: Regenerated.
	* Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
	(LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
	instead of SYSTEM_HEADER_DIR.

2017-04-28  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
	(estimate_local_effects): Likewise.
	* ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
	edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
	* ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
	estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
	do_estimate_edge_time, estimate_edge_time): Likewise.
	* ipa-inline-analysis.c (estimate_node_size_and_time,
	estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
	(estimate_time_after_inlining): Remove.

2017-04-28  Martin Liska  <mliska@suse.cz>

	* doc/gcov.texi: Enhance documentation of gcov.

2017-04-28  Martin Liska  <mliska@suse.cz>

	* doc/gcov.texi: Sort options in alphabetic order.
	* doc/gcov-dump.texi: Likewise.
	* doc/gcov-tool.texi: Likewise.
	* gcov.c (print_usage): Likewise.
	* gcov-dump.c (print_usage): Likewise.
	* gcov-tool.c (print_merge_usage_message): Likewise.
	(print_rewrite_usage_message): Likewise.
	(print_overlap_usage_message): Likewise.

2017-04-28  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/53915
	* gcov.c (format_gcov): Print 'NAN %' when top > bottom.

2017-04-28  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/79891
	* gcov.c (add_line_counts): Assign BBs to lines just if the BB
	is marked by compiler as living on a line.
	(get_cycles_count): Remove usage of the union.
	(output_intermediate_file): Likewise.
	(find_source): Fix GNU coding style.
	(accumulate_line_counts): Remove old non-all block mode.
	(output_lines): Remove usage of the union.
	* profile.c (output_location): Include all BBs, even if
	belonging to a same line (and file) as a previous BB.

2017-04-28  Martin Liska  <mliska@suse.cz>

	* gcov.c (process_args): Handle new argument 'w'.
	(read_graph_file): Assign ID to BBs.
	(output_branch_count): Display BB # if verbose flag is set.
	(output_lines): Likewise for arcs.
	(print_usage): Add '--verbose' option help.
	* doc/gcov.texi: Document --verbose (-w) option.

2017-04-28  Martin Liska  <mliska@suse.cz>

	* gcov.c (struct block_location_info): New struct.
	(process_file): Fill up the new structure.
	(read_graph_file): Replace usage of encoding by the newly added
	struct.
	(add_line_counts): Likewise.
	(accumulate_line_counts): Remove usage of the union.
	(function_info::function_info): New function.
	(function_info::~function_info): Likewise.
	(process_file): Call delete instead of release_function.
	(release_function): Release the function.
	(release_structures): Call delete instead of release_function.
	(solve_flow_graph): Replace usage of num_blocks.
	(find_exception_blocks): Likewise.
	(output_lines): Fix GNU coding style.

2017-04-28  Martin Liska  <mliska@suse.cz>

	PR driver/56469
	* coverage.c (coverage_remove_note_file): New function.
	* coverage.h: Declare the function.
	* toplev.c (finalize): Clean if an error has been seen.

2017-04-28  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/80031
	* gcov-dump.c (tag_blocks): Just print number of basic blocks.
	* gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
	* gcov.c (read_graph_file): Read just number of blocks.
	* profile.c (branch_prob): Do not stream 0 flags per a basic
	block.

2017-04-28  Martin Liska  <mliska@suse.cz>

	* gcov-dump.c (tag_*): Add new argument to declarations.
	(dump_gcov_file): Likewise.
	(tag_blocks): Add and use new argument depth.
	(tag_arcs): Likewise.
	(tag_lines): Likewise.
	(tag_counters): Likewise.
	(tag_summary): Likewise.
	(dump_working_sets): Use depth to do a proper indentation.

2017-04-28  Jakub Jelinek  <jakub@redhat.com>

	PR bootstrap/80531
	* cgraph.h (symtab_node::debug_symtab): No longer inline.
	* symtab.c (symtab_node::debug_symtab): Move definition here.

2017-04-28  Richard Biener  <rguenther@suse.de>

	* lto-streamer.h (LTO_major_version): Bump to 7.

2017-04-28  Richard Biener  <rguenther@suse.de>

	* tree-vrp.c (assert_info): New struct.
	(add_assert_info): New helper.
	(register_edge_assert_for_2): Refactor to add asserts to a vector
	of assert_info.
	(register_edge_assert_for_1): Likewise.
	(register_edge_assert_for): Likewise.
	(finish_register_edge_assert_for): New helper actually registering
	asserts where live on edge.
	(find_conditional_asserts): Adjust.
	(find_switch_asserts): Likewise.
	(evrp_dom_walker::try_find_new_range): Generalize.
	(evrp_dom_walker::before_dom_children): Use register_edge_assert_for.

2017-04-27  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/80349
	* fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
	arg10 and arg11 to itype.

2017-04-27  Jonathan Wakely  <jwakely@redhat.com>

	* doc/extend.texi (Object Size Checking): Improve grammar.

2017-04-27  Richard Earnshaw  <rearnsha@arm.com>

	PR target/80530
	* config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
	that the logic for permitting reciprocal estimates matches that
	in use_rsqrt_p.

2017-04-27  Jakub Jelinek  <jakub@redhat.com>

	PR c++/80534
	* tree.c (type_cache_hasher::equal): Only compare
	TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
	(build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
	non-aggregate element types.
	* tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
	about the flag on ARRAY_TYPEs in the comment, formatting fix.

2017-04-27  Richard Biener  <rguenther@suse.de>

	PR middle-end/80533
	* emit-rtl.c (set_mem_attributes_minus_bitpos): When
	stripping ARRAY_REFs from MEM_EXPR make sure we're not
	keeping a reference to a trailing array.

2017-04-27  Richard Biener  <rguenther@suse.de>

	PR middle-end/80539
	* tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
	being in loop-closed SSA form conservatively.
	(chrec_fold_multiply_poly_poly): Likewise.

2017-04-27  Tamar Christina  <tamar.christina@arm.com>

	PR middle-end/79665
	* expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
	CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.

2017-04-27  Jakub Jelinek  <jakub@redhat.com>

	PR target/77728
	* config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
	(aarch64_function_arg_alignment): Return unsigned int again, but still
	ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
	(aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
	Don't emit -Wpsabi note.
	(aarch64_function_arg_boundary): Likewise.
	(aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
	caller.

2017-04-26  Nathan Sidwell  <nathan@acm.org>

	* tree.h (crc32_unsigned_n): Declare.
	(crc32_unsigned, crc32_unsigned): Make inline.
	* tree.c (crc32_unsigned_bits): Replace with ...
	(crc32_unsigned_n): ... this.
	(crc32_unsigned, crc32_byte): Remove.
	(crc32_string): Remove unnecessary braces.

2017-04-25  Jan Hubicka  <hubicka@ucw.cz>

	* ipa-cp.c (estimate_local_effects): Convert sreal to int.
	* ipa-inline-analysis.c (MAX_TIME): Remove.
	(account_size_time): Use sreal for time.
	(dump_inline_summary): Update.
	(estimate_function_body_sizes): Update.
	(estimate_edge_size_and_time): Update.
	(estimate_calls_size_and_time): Update.
	(estimate_node_size_and_time): Update.
	(inline_merge_summary): Update.
	(inline_update_overall_summary): Update.
	(estimate_time_after_inlining): Update.
	(inline_read_section): Update.
	(inline_write_summary): Update.
	* ipa-inline.c (compute_uninlined_call_time): Update.
	(compute_inlined_call_time): Update.
	(recursive_inlining): Update.
	(inline_small_functions): Update.
	(dump_overall_stats): Update.
	* ipa-inline.h: Include sreal.h.
	(size_time_entry): Turn time to sreal.
	(inline_summary): Turn self_time nad time to sreal.

2017-04-25  Jan Hubicka  <hubicka@ucw.cz>

	* sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
	data-streamer.h
	(sreal::stream_out, sreal::stream_in): New.
	* sreal.h (sreal::stream_out, sreal::stream_in): Declare.

2017-04-25  Jakub Jelinek  <jakub@redhat.com>

	* Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
	environment.

2017-04-25  Uros Bizjak  <ubizjak@gmail.com>

	PR target/70799
	* config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
	Handle ASHIFTRT.
	(dimode_scalar_chain::compute_convert_gain): Ditto.
	(dimode_scalar_chain::make_vector_copies): Ditto.
	(dimode_scalar_chain::convert_reg): Ditto.
	(dimode_scalar_chain::convert_insn): Ditto.
	* config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
	(VI248_AVX512BW_1): New mode iterator.
	(<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
	<mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
	mode iterator.

2017-04-25  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/80497
	* gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
	constants are representable in HOST_WIDE_INT.
	(parse_directive): Ditto.

2017-04-25  Martin Sebor  <msebor@redhat.com>

	PR bootstrap/80486
	* dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
	(new_zero_array): Adjust signature.
	(dom_info::dom_init): Used unsigned rather that size_t.
	(dom_info::dom_info): Same.

2017-04-25  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR target/77728
	* config/arm/arm.c: Include gimple.h.
	(aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
	returns negative, increment ncrn only if it returned positive.
	(arm_needs_doubleword_align): Return int instead of bool,
	ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
	members, but if there is any such non-FIELD_DECL
	> PARM_BOUNDARY aligned decl, return -1 instead of false.
	(arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
	returns negative, increment nregs only if it returned positive.
	(arm_setup_incoming_varargs): Likewise.
	(arm_function_arg_boundary): Emit -Wpsabi note if
	arm_needs_doubleword_align returns negative, return
	DOUBLEWORD_ALIGNMENT only if it returned positive.

2017-04-25  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/80349
	* fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
	first argument to type.

2017-04-25  Bill Seurer  <seurer@linux.vnet.ibm.com>

	PR target/80482
	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
	type checks to test for compatibility instead of equality.

2017-04-25  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR target/77728
	* config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
	type.
	(aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
	struct.  Ignore DECL_ALIGN of decls other than FIELD_DECL for
	the alignment computation, but return their maximum in warn_alignment.
	(aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
	Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
	is smaller.
	(aarch64_function_arg_boundary): Likewise.  Simplify using MIN/MAX.
	(aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
	caller.

2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/simdext.md (dmpyh): Fix typo.

2017-04-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80492
	* alias.c (compare_base_decls): Handle registers with asm
	specification conservatively.
	* tree-ssa-alias.c (decl_refs_may_alias_p): Handle
	compare_base_decls returning dont-know properly.

2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
	(legitimate_offset_address_p): New function.
	(arc_legitimate_address_p): Use above function.

2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.

2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
	ACCH registers whenever they are available.

2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
	double regs fix when not used.

2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
	core registers.
	(REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
	(REG_OK_FOR_BASE_P_NONSTRICT): Likewise.

2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_output_addsi): Check for h-register class
	when emitting short ADD instructions.

2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
	constraint.
	(cmpsi_cc_c_insn): Likewise.
	(cbranchsi4_scratch): Compute proper instruction length using
	compact_hreg_operand.
	* config/arc/predicates.md (compact_hreg_operand): New predicate.

2017-04-25  Richard Biener  <rguenther@suse.de>

	PR middle-end/80509
	* passes.c (pass_manager::pass_manager): Initialize
	m_name_to_pass_map.

2017-04-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79201
	* tree-ssa-sink.c (statement_sink_location): Handle calls.

2017-04-25  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/80464
	* config/s390/vector.md: Split MEM->GPR vector moves for
	non-s_operand addresses.

2017-04-25  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/79895
	* config/s390/predicates.md (reload_const_wide_int_operand): New
	predicate.
	* config/s390/s390.md ("movti"): Remove d/P alternative.
	("movti_bigconst"): New pattern definition.

2017-04-25  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	PR target/80080
	* s390-protos.h (s390_expand_cs_hqi): Removed.
	(s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
	* config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
	modes as well as CCZ1mode and CCZmode.
	(s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
	signature of s390_emit_compare_and_swap.
	(s390_expand_cs_hqi): Likewise, make static.
	(s390_expand_cs_tdsi): Generate an explicit compare before trying
	compare-and-swap, in some cases.
	(s390_expand_cs): Wrapper function.
	(s390_expand_atomic_exchange_tdsi): New backend specific expander for
	atomic_exchange.
	(s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
	* config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
	patterns for small and large integers.  Forbid symref memory operands.
	Move expander to s390.c.  Require cc register.
	("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
	("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
	("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
	("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
	symref memory operands.  Remove CC mode and call s390_match_ccmode
	instead.
	("atomic_exchange<mode>"): Allow and implement all integer modes.

2017-04-25  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* config/s390/s390.md (define_peephole2): New peephole to help
	combining the load-and-test pattern with volatile memory.

2017-04-25  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
	with CCZmode for TARGET_Z196.

2017-04-25  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/80501
	* combine.c (make_compound_operation_int): Set subreg_code to SET
	even for AND with mask of the sign bit of mode.

	PR rtl-optimization/80500
	* loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
	sum's initial value.

2017-04-25  Julian Brown  <julian@codesourcery.com>
	    Naveen H.S  <Naveen.Hurugalawadi@cavium.com>

	* config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.

2017-04-25  Marc Glisse  <marc.glisse@inria.fr>

	* fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.

2017-04-25  Julian Brown  <julian@codesourcery.com>
	    Naveen H.S  <Naveen.Hurugalawadi@cavium.com>

	* config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
	(thunderx2t99_sha): New Reservation.

2017-04-25  Julian Brown  <julian@codesourcery.com>
	    Naveen H.S  <Naveen.Hurugalawadi@cavium.com>

	* config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
	type for 1-element load.

2017-04-24  Marc Glisse  <marc.glisse@inria.fr>

	* match.pd (X/[ex]C CMP Y/[ex]C): New transformation.

2017-04-24  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/80293
	* tree-sra.c (scalarizable_type_p): New parameter const_decl, make
	char arrays not totally scalarizable if it is false.
	(analyze_all_variable_accesses): Pass correct value in the new
	parameter.  Add a statistics counter.

2017-04-24  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/79931
	* ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.

2017-04-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80494
	* tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
	out for complex types.

2017-04-24  Richard Biener  <rguenther@suse.de>

	* tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
	* tree-ssa-sccvn.c (print_scc): Print SCC size.
	(extract_and_process_scc_for_name): Never fail but drop SCC to varying.
	(DFS): Adjust and never fail.
	(sccvn_dom_walker::fail): Remove.
	(sccvn_dom_walker::before_dom_children): Adjust.
	(run_scc_vn): Likewise and never fail.
	* tree-ssa-pre.c (pass_pre::execute): Adjust.
	(pass_fre::execute): Likewise.

2017-04-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79725
	* tree-ssa-sink.c (statement_sink_location): Return whether
	failure reason was zero uses.  Move that check later.
	(sink_code_in_bb): Deal with zero uses by removing the stmt
	if possible.

2017-04-24  Richard Biener  <rguenther@suse.de>

	PR c++/2972
	* tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
	pointer-based references.

2017-04-24  Richard Biener  <rguenther@suse.de>

	PR bootstrap/79814
	* pass_manager.h (pass_manager::operator new): Remove.
	(pass_manager::operator delete): Likewise.
	* passes.c (pass_manager::operator new): Remove.
	(pass_manager::operator delete): Likewise.
	(pass_manager::pass_manager): Zero individual pass members.

2017-04-23  Uros Bizjak  <ubizjak@gmail.com>

	PR target/70799
	* config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
	<case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
	Check "XEXP (src, 1)" operand here.
	<case PLUS, case MINUS, case IOR, case XOR, case AND>:
	Check "XEXP (src, 1)" operand here.
	(dimode_scalar_chain::make_vector_copies): Detect count register
	of a shift instruction.  Zero extend count register from QImode
	to DImode to satisfy vector shift pattern count operand predicate.
	Substitute vector shift count operand with a DImode copy.
	(dimode_scalar_chain::convert_reg): Ditto, zero-extend from
	vector register.

2017-04-21  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
	Remove UNSPEC_NOREX_MEM tag.  Update corresponding peephole2 pattern.
	(*insvqi_1_mem_rex64): Move above insv<mode>_1.  Remove
	UNSPEC_NOREX_MEM tag.  Update corresponding peephole2 pattern.
	(UNSPEC_NOREX_MEM): Remove definition.

2017-04-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79547
	* tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
	Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
	bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
	without any constraints.

2017-04-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/78847
	* fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.

2017-04-21  Richard Biener  <rguenther@suse.de>

	* tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
	(build_distinct_type_copy): Likewise.
	(build_variant_type_copy): Likewise.
	* tree.c (build_qualified_type): Pass down mem-stat info.
	(build_distinct_type_copy): Likewise.
	(build_variant_type_copy): Likewise.

2017-04-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80237
	* tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
	defaulted to NULL.
	(phi_translate_1): Also allow a leader in AVAIL_OUT of pred
	for a simplified result.

2016-04-21  Richard Biener  <rguenther@suse.de>

	* tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
	sth as strict as a simple_iv but a chrec without symbols and an
	operand defined in the loop we are peeling (and not some subloop).
	(propagate_constants_for_unrolling): Propagate all constants.

2017-04-20  Uros Bizjak  <ubizjak@gmail.com>

	PR target/79804
	* config/i386/i386.c (print_reg): Remove assert for disalowed
	regno values, call output_operand_lossage instead.

2017-04-20  Uros Bizjak  <ubizjak@gmail.com>

	PR target/78090
	* config/i386/constraints.md (Yc): New register constraint.
	* config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
	Use Yc constraint for alternative 2 of operand 0.  Remove
	preferred_for_speed attribute.

2017-04-20  Alexander Monakov  <amonakov@ispras.ru>

	* omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
	lastprivate clauses in SIMT case.

2017-04-20  Volker Reichelt  <v.reichelt@netcologne.de>

	* doc/invoke.texi (-Wextra-semi): Document new warning option.

2017-04-20  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/57796
	* tree-vect-stmts.c (vect_model_store_cost): Cost scatters
	as N scalar stores.
	(vect_model_load_cost): Cost gathers as N scalar loads.

2017-04-20  Richard Biener  <rguenther@suse.de>

	* ggc-page.c (ggc_allocated_p): Rename to ...
	(safe_lookup_page_table_entry): ... this and return the lookup
	result.
	(gt_ggc_m_S): Use safe_lookup_page_table_entry.

2017-04-20  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80453
	* tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
	* tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
	from the conditions.
	(vn_phi_eq): Pass them down.
	(vn_phi_lookup): Record them.
	(vn_phi_insert): Likewise.

2017-04-20  Matthew Fortune  <matthew.fortune@imgtec.com>

	* config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
	uninitialized variable warning to avoid buffer overrun.

2017-04-20  Alexander Monakov  <amonakov@ispras.ru>

	PR other/71250
	* doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
	is suppressed for '{ 0 }' in C.

2017-04-20  Jakub Jelinek  <jakub@redhat.com>

	* BASE-VER: Set to 8.0.0.

2017-04-20  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	* config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
	priority .init_array and .fini_array section with SECTION_NOTYPE
	flag.

2017-04-20  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/80423
	* tree.h (build_array_type): Add typeless_storage default argument.
	* tree.c (type_cache_hasher::equal): Also compare
	TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
	(build_array_type): Add typeless_storage argument, set
	TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
	recursive call.
	(build_nonshared_array_type): Adjust build_array_type_1 caller.
	(build_array_type): Likewise.  Add typeless_storage argument.

2017-04-19  Eric Botcazou  <ebotcazou@adacore.com>
	    Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/80426
	* tree-vrp.c (extract_range_from_binary_expr_1): For an additive
	operation on symbolic operands, also compute the overflow for the
	invariant part when the operation degenerates into a negation.

2017-04-19  Jakub Jelinek  <jakub@redhat.com>

	PR debug/80461
	* dwarf2out.c (modified_type_die, gen_type_die_with_usage):
	Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.

	PR debug/80436
	* tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.

2017-04-19  Georg-Johann Lay  <avr@gjlay.de>

	PR target/80462
	* config/avr/avr.c (tree.h): Include it.
	(cgraph.h): Include it.
	(avr_encode_section_info): Don't warn for uninitialized progmem
	variable if it's just an alias.

2017-04-19  Richard Biener  <rguenther@suse.de>

	PR ipa/65972
	* auto-profile.c (afdo_vpt_for_early_inline): Update SSA
	when needed by AutoPGO.

2017-04-19  Paulo J. Matos  <paulo@matos-sorge.com>

	PR lto/50345
	* doc/lto.texi: Remove an extra 'that'.

2017-04-19  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/80429
	* ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
	are only used in debug insns.

2017-04-19  Eric Botcazou  <ebotcazou@adacore.com>
	    Vladimir Makarov  <vmakarov@redhat.com>

	* config/sparc/predicates.md (input_operand): Add comment.  Return
	true for any memory operand when LRA is in progress.
	* config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.

2017-04-18  Jeff Law  <law@redhat.com>

	PR target/74563
	* mips.md ({return,simple_return}_internal): Do not overwrite
	operands[0].

2017-04-18  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/80443
	* tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
	instead of adding 1, subtract -1 and similarly instead of subtracting
	1 add -1.

2017-04-18  Richard Sandiford  <richard.sandiford@arm.com>

	PR rtl-optimization/80357
	* haifa-sched.c (tmp_bitmap): New variable.
	(model_recompute): Handle duplicate use records.
	(alloc_global_sched_pressure_data): Initialize tmp_bitmap.
	(free_global_sched_pressure_data): Free it.

2017-04-18  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	Revert:
	2017-02-20  Bernd Edlinger  <bernd.edlinger@hotmail.de>
	* Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
	(LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
	instead of SYSTEM_HEADER_DIR.

2017-04-18  Jeff Law  <law@redhat.com>

	PR middle-end/80422
	* cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
	predecessors after walking up the insn chain.

2017-04-18  Jakub Jelinek  <jakub@redhat.com>

	PR debug/80263
	* dwarf2out.c (modified_type_die): Try harder not to emit internal
	sizetype type into debug info.

2017-04-18  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/80099
	* config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
	unneeded test for TARGET_UPPER_REGS_SF.
	* config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.

2017-04-18  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/80444
	* sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
	instead of gsi_after_labels.

2017-04-18  Jeff Law  <law@redhat.com>

	* regcprop.c (maybe_mode_change): Avoid creating copies of the
	stack pointer.

	Revert:
	2017-04-13  Jeff Law  <law@redhat.com>
	* config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
	in operands[1] if it is a MEM and TARGET_MIPS16 is active.

2017-04-18  Georg-Johann Lay  <avr@gjlay.de>

	PR target/79453
	* config/avr/avr.c (intl.h): Include it.
	(avr_pgm_check_var_decl) [reason]: Wrap	diagnostic snippets into _().

2017-04-18  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/78783
	* gcov-tool.c (gcov_output_files): Validate that destination
	file is either removed by the tool or by a user.

2017-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
	    Guy Benyei  <guybe@mellanox.com>

	* config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
	block, and do not negate it, the stored id is already negative.

2017-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>

	* config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.

2017-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/80098
	* config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
	masks of options that should be turned off if the VSX vector
	options are turned off.
	(OTHER_P8_VECTOR_MASKS): Likewise.
	(OTHER_VSX_VECTOR_MASKS): Likewise.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Call
	rs6000_disable_incompatible_switches to validate no type switches
	like -mvsx.
	(rs6000_incompatible_switch): New function to disallow turning on
	other vector options if -mno-vsx, -mno-power8-vector, or
	-mno-power9-vector are specified.

2017-04-14  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.

2017-04-14  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
	* config/arc/arc.c (arc_decl_pretend_args): Likewise.
	* config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
	(ARG_POINTER_CFA_OFFSET): Likewise.

2017-04-14  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_mode_dependent_address_p): Relax
	conditions to take advantage of various optimizations.

2017-04-13  Jeff Law  <law@redhat.com>

	* config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
	in operands[1] if it is a MEM and TARGET_MIPS16 is active.
	(zero_extendsidi2_dext): Likewise.

2017-04-13  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/80403
	* fold-const.c (fold_ternary_loc): Revert
	use op0 instead of fold_convert_loc (loc, type, arg0) part of
	2017-04-12 change.

2017-04-13  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/80343
	* lra-remat.c (update_scratch_ops): Assign original hard reg to
	new scratch pseudo.

2017-04-13  Denis Khalikov <d.khalikov@partner.samsung.com>

	PR sanitizer/80414
	* ubsan.c (ubsan_expand_bounds_ifn): Pass original index
	to ubsan_encode_value.

2017-04-13  Jeff Law  <law@redhat.com>

	* reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
	appearing in DEBUG_INSNs.

2017-04-13  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/80413
	* gcov-io.c (gcov_write_string): Copy to buffer just when
	allocated size is greater than zero.

2017-04-13  Jakub Jelinek  <jakub@redhat.com>

	PR debug/80321
	* dwarf2out.c (decls_for_scope): Ignore declarations of
	current_function_decl in BLOCK_NONLOCALIZED_VARS.

2017-04-12  Jan Hubicka  <hubicka@ucw.cz>

	PR lto/69953
	* ipa-visibility.c (non_local_p): Fix typos.
	(localize_node): When localizing symbol in same comdat group,
	dissolve the group only when we know external symbols are going
	to be privatized.
	(function_and_variable_visibility): Do not localize DECL_EXTERNAL.

2017-04-12  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79390
	* optabs.c (emit_conditional_move): If the preferred op2/op3 operand
	order does not result in usable sequence, retry with reversed operand
	order.

	PR sanitizer/80403
	PR sanitizer/80404
	PR sanitizer/80405
	* fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
	to fold_build2_loc.  Convert TREE_OPERAND (tem, 0) to type.  Use
	op0 instead of fold_convert_loc (loc, type, arg0).

2017-04-12  Jeff Law  <law@redhat.com>

	* genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
	has a delay slot in the generated code.

	* config/cris/cris.md (cris_preferred_reload_class): Return
	GENNONACR_REGS rather than GENERAL_REGS.

2017-04-12  Jakub Jelinek  <jakub@redhat.com>

	PR c/80163
	* expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
	vs. ZERO_EXTEND based on signedness of treeop0's type rather than
	signedness of the result type.

2017-04-12  Richard Biener  <rguenther@suse.de>
	    Jeff Law  <law@redhat.com>

	PR tree-optimization/80359
	* tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
	trim stores to TARGET_MEM_REFs.

2017-04-12  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79390
	* gimple-ssa-split-paths.c (is_feasible_trace): Restrict
	threading case even more.

2017-04-12  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/80382
	* config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
	for quad_address_p for TImode, instead of just not indexed_address.

2017-04-12  Richard Biener  <rguenther@suse.de>
	    Bernd Edlinger  <bernd.edlinger@hotmail.de>

	PR middle-end/79671
	* alias.c (component_uses_parent_alias_set_from): Handle
	TYPE_TYPELESS_STORAGE.
	(get_alias_set): Likewise.
	* tree-core.h (tree_type_common): Add typeless_storage flag.
	* tree.h (TYPE_TYPELESS_STORAGE): New macro.
	* stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
	for types containing members with TYPE_TYPELESS_STORAGE.
	(place_field): Likewise.
	(layout_type): Likewise for ARRAY_TYPE.
	* lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
	* tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
	TYPE_TYPELESS_STORAGE.
	* tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.

2017-04-12  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/80349
	* fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
	first argument to type.

2017-04-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/80376
	PR target/80315
	* config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
	CONST0_RTX (mode) rather than const0_rtx where appropriate.
	(rs6000_expand_binop_builtin): Likewise.
	(rs6000_expand_ternop_builtin): Likewise; also add missing
	vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
	vshasigma built-ins.
	* doc/extend.texi: Document that vec_xxpermdi's third argument
	must be a constant.

2017-04-11  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
	Use shift_const cost parameter when calculating gain of STV shifts.

2017-04-11  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/70478
	* lra-constraints.c (process_alt_operands): Check memory for
	disfavoring memory insn operand.

2017-04-11  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/80100
	* simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
	left shift in unsigned HOST_WIDE_INT type.

	PR rtl-optimization/80385
	* simplify-rtx.c (simplify_unary_operation_1): Don't transform
	(not (neg X)) into (plus X -1) for complex or non-integral modes.

	PR libgomp/80394
	* omp-low.c (scan_omp_task): Don't optimize away empty tasks
	if they have any depend clauses.

2017-04-11  Martin Liska  <mliska@suse.cz>

	PR ipa/80212
	* cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
	* ipa-split.c (split_function): Create a local comdat symbol
	if caller is in a comdat group.

2017-04-11  Martin Liska  <mliska@suse.cz>

	PR ipa/80212
	* ipa-cp.c (determine_versionability): Handle calls_comdat_local
	flags.

2017-04-11  Martin Sebor  <msebor@redhat.com>

	PR middle-end/80364
	* gimple-ssa-sprintf.c (get_int_range): Remove second argument and
	always use the int type.  Use INTEGRAL_TYPE_P() rather than testing
	for INTEGER_TYPE.
	(directive::set_width, directive::set_precision, format_character):
	Adjust.
	(parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
	INTEGER_TYPE.

2017-04-11  Richard Earnshaw  <rearnsha@arm.com>

	PR target/80389
	* config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
	conflict, set target->arch_name instead of target->cpu_name.

2017-04-11  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80374
	* tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
	build_zero_cst, remove fold_convertible_p check again.

2017-04-11  Martin Liska  <mliska@suse.cz>

	PR sanitizer/70878
	* ubsan.c (instrument_object_size): Do not instrument register
	variables.

2017-04-11  Jakub Jelinek  <jakub@redhat.com>

	PR target/80381
	* config/i386/i386-builtin-types.def
	(V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
	V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
	V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
	V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
	V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
	V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
	V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
	V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
	V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
	V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
	V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
	V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
	V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
	V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
	V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
	V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
	V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
	V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
	* config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
	__builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
	__builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
	__builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
	__builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
	__builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
	__builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
	__builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
	__builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
	__builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
	__builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
	__builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
	__builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
	__builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
	__builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
	__builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
	__builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
	__builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
	__builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
	__builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
	__builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
	__builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
	__builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
	__builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
	__builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
	__builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
	__builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
	__builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
	aliases.
	* config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
	flag to second_arg_count, handle 4 argument function type _COUNT
	aliases, handle second_arg_count on second argument rather than last.

2017-04-10  Jeff Law  <law@redhat.com>

	PR tree-optimization/80374
	* tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
	record anything if we can not convert integer_zero_node to the
	desired type.

2017-04-10  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	PR target/80108
	* config/rs6000/rs6000.c (rs6000_option_override_internal):
	Enhance special handling given to the TARGET_P9_MINMAX option in
	relation to certain other options.

2017-04-10  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/80153
	* tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
	remove POINTER_PLUS_EXPR's base part directly, rather than through
	aff_tree.

2017-04-10  Richard Biener  <rguenther@suse.de>
	    Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/80153
	* tree-affine.c (aff_combination_to_tree): Get base pointer from
	the first element of pointer type aff_tree.  Build result expr in
	aff_tree's type.
	(add_elt_to_tree): Convert to type unconditionally.  Remove other
	fold_convert calls.
	* tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
	(rewrite_use_nonlinear_expr): Check invariant using iv information.

2017-04-10  Richard Biener  <rguenther@suse.de>

	* tree-ssa-structalias.c (find_func_aliases): Properly handle
	asm inputs.

2017-04-10  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/70478
	* lra-constraints.c (curr_small_class_check): New.
	(update_and_check_small_class_inputs): New.
	(process_alt_operands): Update curr_small_class_check.  Disfavor
	alternative insn memory operands.  Check available regs for small
	class operands.

2017-03-31  Matthew Fortune  <matthew.fortune@imgtec.com>

	PR target/80057
	* config/mips/mips.opt (-mvirt): Update description.
	* doc/invoke.texi (-mvirt): Likewise.

2017-04-10  Richard Biener  <rguenther@suse.de>

	PR middle-end/80362
	* fold-const.c (fold_binary_loc): Look at unstripped ops when
	looking for NEGATE_EXPR in -A / -B to A / B folding.

2017-04-10  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/80224
	* gcov.c (print_usage): Fix usage string.
	(get_gcov_intermediate_filename): Remove.
	(output_gcov_file): Use both for normal and intermediate format.
	(generate_results): Do not initialize special file for
	intermediate format.

2017-04-10  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80304
	* tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
	for safelen.

2017-04-10  Nathan Sidwell  <nathan@acm.org>

	PR target/79905
	* config/rs6000/rs6000.c (rs6000_vector_type): New.
	(rs6000_init_builtins): Use it.

2016-04-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.md (<mrc>): Add mode to SET source.
	(<mrrc>): Likewise.

2017-04-10  Richard Biener  <rguenther@suse.de>

	PR middle-end/80344
	* gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.

2017-04-10  Jakub Jelinek  <jakub@redhat.com>

	PR target/80324
	* config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
	_mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
	_mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
	_mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
	_mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
	_mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
	_mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
	_mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
	_mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
	_mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
	_mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
	_mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
	_mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
	_mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
	_mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
	_mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
	_mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
	_mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
	_mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
	_mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
	_mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
	_mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
	_mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.

2017-04-08  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/70478
	* lra-constraints.c: Reverse the last patch.

2017-04-08  Andreas Tobler  <andreast@gcc.gnu.org>

	* config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
	Add comment for WCHAR_T.

2017-04-08  Martin Liska  <mliska@suse.cz>

	Revert:
	2017-04-07  Martin Liska  <mliska@suse.cz>

	PR ipa/80212
	* ipa-split.c (split_function): Add function part to a same comdat
	group.

2017-04-08  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	PR target/80358
	* config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.

2017-04-07  Pat Haugen  <pthaugen@us.ibm.com>

	* rs6000/rs6000.c (vec_load_pendulum): Rename...
	(vec_pairing): ...to this.
	(power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
	(rs6000_sched_init): Adjust for name change.
	(struct rs6000_sched_context): Likewise.
	(rs6000_init_sched_context): Likewise.
	(rs6000_set_sched_context): Likewise.

2017-04-07  Jakub Jelinek  <jakub@redhat.com>

	PR target/80322
	PR target/80323
	PR target/80325
	PR target/80326
	* config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
	intrinsics.
	* config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
	_mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
	_mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.

2017-04-07  Andreas Tobler  <andreast@gcc.gnu.org>

	* config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.

2017-04-07  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/70703
	* ira-color.c (update_conflict_hard_regno_costs): Use
	int64_t instead of HOST_WIDE_INT.

2017-04-07  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/70478
	* lra-constraints.c (process_alt_operands): Disfavor alternative
	insn memory operands.

2017-04-07  Jeff Law  <law@redhat.com>

	* config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
	CALL and NOTE_INSN_CALL_ARG_LOCATION.

2017-04-07  Martin Liska  <mliska@suse.cz>

	PR target/79889
	* config/aarch64/aarch64.c (aarch64_process_target_attr):
	Show error message instead of an ICE.

2017-04-07  Martin Liska  <mliska@suse.cz>

	PR ipa/80212
	* ipa-split.c (split_function): Add function part to a same comdat
	group.

2017-04-07  Richard Biener  <rguenther@suse.de>

	PR middle-end/80341
	* tree.c (get_unwidened): Also handle ! for_type case for
	INTEGER_CSTs.
	* convert.c (do_narrow): Split out from ...
	(convert_to_integer_1): ... here.  Do not pass final truncation
	type to get_unwidened for TRUNC_DIV_EXPR.

2017-04-07  Richard Biener  <rguenther@suse.de>

	* tree-affine.c (wide_int_ext_for_comb): Take type rather
	than aff_tree.
	(aff_combination_const): Adjust.
	(aff_combination_scale): Likewise.
	(aff_combination_add_elt): Likewise.
	(aff_combination_add_cst): Likewise.
	(aff_combination_convert): Likewise.
	(add_elt_to_tree): Likewise.  Remove unused argument.
	(aff_combination_to_tree): Adjust calls to add_elt_to_tree.

2017-04-07  Sebastian Huber  <sebastian.huber@embedded-brains.de>

	* config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
	definition.
	* config/arm/arm.c (arm_default_short_enums): Use
	ARM_DEFAULT_SHORT_ENUMS.
	* config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.

2017-04-06  Jakub Jelinek  <jakub@redhat.com>

	PR debug/80234
	* dwarf2out.c (gen_member_die): Handle C++17 inline static data
	members with redundant out-of-class redeclaration.

2017-04-06  Uros Bizjak  <ubizjak@gmail.com>

	PR target/80286
	* config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
	* config/i386/i386.md (*zero_extendsidi2):
	Add (?*x,*x) and (?*v,*v) alternatives.

2017-04-06  Uros Bizjak  <ubizjak@gmail.com>

	PR target/79733
	* config/i386/i386.c (ix86_expand_builtin)
	<case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
	mode from insn data. Convert operands to insn operand mode.
	Copy operands that don't satisfy insn predicate to a register.

2017-04-06  Sam Thursfield  <sam.thursfield@codethink.co.uk>

	* config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
	Update comments.

2017-04-06  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80334
	* tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
	preserve alignment of accesses.

2017-04-06  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80262
	* tree-sra.c (build_ref_for_offset): Preserve address-space
	information.
	* tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
	Drop useless address-space information on MEM_REF offsets.

2017-04-05  Andreas Schwab  <schwab@linux-m68k.org>

	* builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.

2017-04-05  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/70703
	* ira-color.c (update_conflict_hard_regno_costs): Use
	HOST_WIDE_INT instead of long.

2017-04-05  Uros Bizjak  <ubizjak@gmail.com>

	PR target/80298
	* config/i386/mmintrin.h: Add -msse target option when __SSE__ is
	not defined for x86_64 target.  Add -mmmx target option when __SSE2__
	is not defined.
	* config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
	for x86_64 target.  Handle -m3dnowa option.

2017-04-05  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/70703
	* ira-color.c (update_costs_from_allocno): Use the smallest mode.
	(update_conflict_hard_regno_costs): Use long instead of unsigned
	arithmetic for cost calculation.

2017-04-05  Jakub Jelinek  <jakub@redhat.com>
	    Bernd Edlinger  <bernd.edlinger@hotmail.de>

	PR sanitizer/80308
	* asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
	for big endian.

2017-04-05  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/78002
	* config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
	ptr_mode with Pmode throughout.
	* config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
	into probe_stack_range and use DImode.

2017-04-05  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	PR target/79890
	* config/s390/s390.c (s390_register_info_gprtofpr): Return if
	call_eh_return is true.

2017-04-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390-c.c (s390_resolve_overloaded_builtin):
	Initialize last_match_fntype_index.

2017-04-05  Jakub Jelinek  <jakub@redhat.com>

	PR target/80310
	* tree-nvr.c: Include internal-fn.h.
	(pass_return_slot::execute): Ignore internal calls without
	direct optab.

2017-04-04  Jakub Jelinek  <jakub@redhat.com>
	    Richard Biener  <rguenther@suse.de>

	PR c++/80297
	* genmatch.c (capture::gen_transform): For GENERIC unshare_expr
	captures used multiple times, except for the last use.
	* generic-match-head.c: Include gimplify.h.

2017-04-04  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79390
	* target.h (struct noce_if_info): Declare.
	* targhooks.h (default_noce_conversion_profitable_p): Declare.
	* target.def (noce_conversion_profitable_p): New target hook.
	* ifcvt.h (struct noce_if_info): New type, moved from ...
	* ifcvt.c (struct noce_if_info): ... here.
	(noce_conversion_profitable_p): Renamed to ...
	(default_noce_conversion_profitable_p): ... this.  No longer
	static nor inline.
	(noce_try_store_flag_constants, noce_try_addcc,
	noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
	noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
	instead of noce_conversion_profitable_p.
	* config/i386/i386.c: Include ifcvt.h.
	(ix86_option_override_internal): Don't override
	PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
	(ix86_noce_conversion_profitable_p): New function.
	(TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
	* config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
	* doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
	* doc/tm.texi: Regenerated.

2017-04-04  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
	correction.

2017-04-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	PR target/80307
	* config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
	instructions for small multiply cores.

2017-04-04  Jeff Law  <law@redhat.com>

	* config/mips/mips.c (mips_multi_add): Zero initialize the newly
	added member.
	(mips_expand_vec_perm_const): Initialize elements in orig_perm
	that are not set by the loop over the elements.

2017-04-04  Jakub Jelinek  <jakub@redhat.com>

	PR target/80286
	* config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
	int mode, convert_modes it to mode as unsigned, otherwise use
	lowpart_subreg to mode rather than SImode.
	* config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
	ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
	Use DImode instead of SImode for the shift count operand.
	* config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
	Likewise.

2017-04-04  Richard Biener  <rguenther@suse.de>

	PR middle-end/80281
	* match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
	arithmetic done for the negate or the plus.  Simplify.
	(A - (-B) -> A + B): Likewise.
	* fold-const.c (split_tree): Make sure to not negate pointers.

2017-04-04  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/60818
	* simplify-rtx.c (simplify_binary_operation_1): Do not replace
	a compare of comparisons with the thing compared if this results
	in a different machine mode.

2017-04-03  Jonathan Wakely  <jwakely@redhat.com>

	* alias.c (base_alias_check): Fix typo in comment.
	* cgraph.h (class ipa_polymorphic_call_context): Likewise.
	* cgraphunit.c (symbol_table::compile): Likewise.
	* collect2.c (maybe_run_lto_and_relink): Likewise.
	* config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
	* config/avr/avr-arch.h (avr_arch_info_t): Likewise.
	* config/avr/avr.c (avr_map_op_t): Likewise.
	* config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
	* config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
	* config/epiphany/epiphany.md (movcc): Likewise.
	* config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
	* config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
	Likewise.
	* config/mips/mips.c (mips_save_restore_reg): Likewise.
	* config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
	* config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
	* config/sh/sh.c (sh_rtx_costs): Likewise.
	* fold-const.c (fold_truth_andor): Likewise.
	* genautomata.c (collapse_flag): Likewise.
	* gengtype.h (struct type::u::s): Likewise.
	* gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
	* input.c (FORMAT_AMOUNT): Likewise.
	* ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
	(known_aggs_to_agg_replacement_list): Likewise.
	* ipa-inline-analysis.c: Likewise.
	* ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
	* ipa-polymorphic-call.c
	(ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
	* loop-unroll.c (analyze_insn_to_expand_var): Likewise.
	* lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
	Likewise.
	* modulo-sched.c (apply_reg_moves): Likewise.
	* omp-expand.c (build_omp_regions_1): Likewise.
	* trans-mem.c (struct tm_wrapper_hasher): Likewise.
	* tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
	* tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
	* tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
	* value-prof.c: Likewise.
	* var-tracking.c (val_reset): Likewise.

2017-04-03  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80275
	* fold-const.c (split_address_to_core_and_offset): Handle
	POINTER_PLUS_EXPR.

2017-04-03  Eric Botcazou  <ebotcazou@adacore.com>

	* tree-nested.c (get_descriptor_type): Make sure that the alignment of
	descriptors is at least equal to that of functions.

2017-04-02  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (movdi_to_sse): Add missing DONE.

2017-04-02  Uros Bizjak  <ubizjak@gmail.com>

	PR target/80250
	* config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
	(mov<IMOD4:mode>): New expander.
	(*mov<IMOD4:mode>_internal): New insn and split pattern.

2017-03-31  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/79405
	* fwprop.c (propagations_left): New variable.
	(forward_propagate_into): Decrement it.
	(fwprop_init): Initialize it.
	(fw_prop): If the variable has reached zero, stop propagating.
	(fwprop_addr): Ditto.

2017-03-31  Jakub Jelinek  <jakub@redhat.com>

	PR debug/79255
	* dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
	a FUNCTION_DECL, pass it as decl instead of origin to
	process_scope_var.

2017-03-31  Alexander Monakov  <amonakov@ispras.ru>

	* config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
	string.

2017-03-31  Pat Haugen  <pthaugen@us.ibm.com>

	PR target/80107
	* config/rs6000/rs6000.md (extendhi<mode>2): Add test for
	TARGET_VSX_SMALL_INTEGER.

2017-03-31  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* doc/extend.texi (PowerPC AltiVec Built-in Functions):	Add
	reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.

2017-03-31  Matthew Fortune  <matthew.fortune@imgtec.com>

	* config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
	extraction from odd-numbered MSA register.

2017-03-31  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/80173
	* expmed.c (store_bit_field_1): Don't attempt to create
	a word subreg out of hard registers wider than word if they
	have HARD_REGNO_NREGS of 1 for their mode.

	PR middle-end/80163
	* varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
	conversions to integer types wider than word and pointer.

	PR debug/80025
	* cselib.h (rtx_equal_for_cselib_1): Add depth argument.
	(rtx_equal_for_cselib_p): Pass 0 to it.
	* cselib.c (cselib_hasher::equal): Likewise.
	(rtx_equal_for_cselib_1): Add depth argument.  If depth
	is 128, don't look up VALUE locs and punt.  Increment
	depth in recursive calls when walking VALUE locs.

2017-03-31  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
	(make_gcov_file_name): Use the canonical path name for generating
	the MD5 value.
	(read_line): Fix handling of files with ascii null bytes.

2017-03-30  Matthew Fortune  <matthew.fortune@imgtec.com>

	* config/mips/mips.c (mips_expand_vector_init): Create a const_vector
	to initialise a vector register instead
	of using a const_int.

2017-03-30  Jakub Jelinek  <jakub@redhat.com>

	PR translation/80189
	* gimplify.c (omp_default_clause): Use %qs instead of %s in
	diagnostic messages.

2017-03-30  Peter Bergner  <bergner@vnet.ibm.com>

	PR target/80246
	* config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
	(dfp_diex_<mode>): Update mode of operand 1.
	* doc/extend.texi (dxex, dxexq): Document change to return type.
	(diex, diexq): Document change to argument type.

2017-03-30  Martin Jambor  <mjambor@suse.cz>

	PR ipa/77333
	* cgraph.h (cgraph_build_function_type_skip_args): Declare.
	* cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
	it reflects the signature changes performed at the callee side.
	* cgraphclones.c (build_function_type_skip_args): Make public, renamed
	to cgraph_build_function_type_skip_args.
	(build_function_decl_skip_args): Adjust call to the above function.

2017-03-30  Jakub Jelinek  <jakub@redhat.com>

	PR target/80206
	* config/i386/sse.md
	(<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
	register as dest whenever it is a MEM not rtx_equal_p to the
	corresponding dup operand, and when forcing into reg move the
	reg into the memory afterwards.
	(<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
	Likewise.  Use <ssehalfvecmode> instead of <ssequartermode>
	for the force_reg mode.
	(avx512vl_vextractf128<mode>): Use register as dest either
	always when a MEM, or when it is a MEM not rtx_equal_p to the
	corresponding dup operand, or even not when it is a CONST_VECTOR
	depending on the mode and lo vs. hi.
	(avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
	parens.
	(avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
	(<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
	Likewise.  Require that operands[2] is even.
	(<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
	Remove extraneous parens.  Require that operands[2] is a multiple
	of 4.
	(vec_extract_lo_<mode><mask_name>): Don't bother testing if
	operands[0] is a MEM if <mask_applied>, the predicates/constraints
	disallow memory then.

2017-03-30  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/77498
	* tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
	to non-constants over backedges.

2017-03-29  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/80233
	* combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
	as last_combined_insn.  Do not test for BARRIER_P separately.

2017-03-29  Andreas Schwab  <schwab@suse.de>

	PR ada/80146
	* calls.c (prepare_call_address): Convert funexp to Pmode before
	copying to temp reg.

2017-03-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/80158
	* gimple-ssa-strength-reduction.c (replace_mult_candidate):
	Handle possible future case of more than one alternate
	interpretation.
	(replace_rhs_if_not_dup): Likewise.
	(replace_one_candidate): Likewise.

2017-03-28  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/80193
	* ira.c (ira): Do not check allocation for LRA.

2017-03-28  Alexander Monakov  <amonakov@ispras.ru>

	* config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
	(nvptx_output_simt_exit): Declare.
	* config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
	cfun->machine->unisimt_location.  Handle NULL unisimt_predicate.
	(init_softstack_frame): Move initialization of crtl->is_leaf to...
	(nvptx_declare_function_name): ...here.  Emit declaration of local
	memory space buffer for omp_simt_enter insn.
	(nvptx_output_unisimt_switch): New.
	(nvptx_output_softstack_switch): New.
	(nvptx_output_simt_enter): New.
	(nvptx_output_simt_exit): New.
	* config/nvptx/nvptx.h (struct machine_function): New fields
	has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
	* config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
	(UNSPECV_SIMT_EXIT): Ditto.
	(omp_simt_enter_insn): New insn.
	(omp_simt_enter): New expansion.
	(omp_simt_exit): New insn.
	* config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.

	* internal-fn.c (expand_GOMP_SIMT_ENTER): New.
	(expand_GOMP_SIMT_ENTER_ALLOC): New.
	(expand_GOMP_SIMT_EXIT): New.
	* internal-fn.def (GOMP_SIMT_ENTER): New internal function.
	(GOMP_SIMT_ENTER_ALLOC): Ditto.
	(GOMP_SIMT_EXIT): Ditto.
	* target-insns.def (omp_simt_enter): New insn.
	(omp_simt_exit): Ditto.
	* omp-low.c (struct omplow_simd_context): New fields simt_eargs,
	simt_dlist.
	(lower_rec_simd_input_clauses): Implement SIMT privatization.
	(lower_rec_input_clauses): Likewise.
	(lower_lastprivate_clauses): Handle SIMT privatization.

	* omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
	(ompdevlow_adjust_simt_enter): New.
	(find_simtpriv_var_op): New.
	(execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
	IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.

	* tree-inline.h (struct copy_body_data): New field dst_simt_vars.
	* tree-inline.c (expand_call_inline): Handle SIMT privatization.
	(copy_decl_for_dup_finish): Ditto.

	* tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.

2017-03-28  Uros Bizjak  <ubizjak@gmail.com>

	PR target/53383
	* config/i386/i386.c (ix86_option_override_internal): Always
	allow -mpreferred-stack-boundary=3 for 64-bit targets.

2017-03-28  Bin Cheng  <bin.cheng@arm.com>

	* tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.

2017-03-28  Bin Cheng  <bin.cheng@arm.com>

	* tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
	mark new edge's irreducible flag accordign to it.
	(vect_do_peeling): Check loop preheader edge's irreducible flag
	and pass it to function slpeel_add_loop_guard.

2017-03-28  Richard Sandiford  <richard.sandiford@arm.com>

	PR tree-optimization/80218
	* tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
	Update block frequencies and counts.

2017-03-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/78644
	* tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
	of a simplification result we may not use it at all.

2017-03-28  Richard Biener  <rguenther@suse.de>

	PR ipa/80205
	* tree-inline.c (copy_phis_for_bb): Do not create PHI node
	without arguments, generate default definition of a SSA name.

2017-03-28  Richard Biener  <rguenther@suse.de>

	PR middle-end/80222
	* gimple-fold.c (gimple_fold_indirect_ref): Do not touch
	TYPE_REF_CAN_ALIAS_ALL references.
	* fold-const.c (fold_indirect_ref_1): Likewise.

2017-03-28  Martin Liska  <mliska@suse.cz>

	PR ipa/80104
	* cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
	thunk call as DECL_GIMPLE_REG_P when vector or complex type.

2017-03-28  Claudiu Zissulescu  <claziss@synopsys.com>
	    Thomas Petazzoni  <thomas.petazzoni@free-electrons.com>

	* config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
	(EXTRA_SPECS): Define.
	(SUBTARGET_EXTRA_SPECS): Likewise.
	(SUBTARGET_CPP_SPEC): Likewise.
	* config/arc/elf.h (EXTRA_SPECS): Renamed to
	SUBTARGET_EXTRA_SPECS.
	* config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.

2017-03-28  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/simdext.md (vst64_insn): Update pattern.
	(vld32wh_insn): Likewise.
	(vld32wl_insn): Likewise.
	(vld64_insn): Likewise.
	(vld32_insn): Likewise.

2017-03-28  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/80067
	* fold-const.c (fold_comparison): Use protected_set_expr_location
	instead of SET_EXPR_LOCATION.

2017-03-28  Markus Trippelsdorf  <markus@trippelsdorf.de>

	* tree.c (add_expr): Avoid name lookup warning.

2017-03-27  Jeff Law  <law@redhat.com>

	PR tree-optimization/80216
	* tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
	function name.  Limit recursion depth.
	(record_temporary_equivalences): Corresponding changes.

2017-03-27  Jonathan Wakely  <jwakely@redhat.com>

	* doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
	covered first.

2017-03-27  Jakub Jelinek  <jakub@redhat.com>

	PR target/80102
	* reg-notes.def (REG_CFA_NOTE): Define.  Use it for CFA related
	notes.
	* cfgcleanup.c (reg_note_cfa_p): New array.
	(insns_have_identical_cfa_notes): New function.
	(old_insns_match_p): Don't cross-jump in between /f
	and non-/f instructions.  If both i1 and i2 are frame related,
	verify all CFA notes, their order and content.

2017-03-27  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/78543
	* config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
	HImode and SImode with zero extend to DImode to one insn.
	(bswap<mode>2_extenddi): Likewise.
	(bswapsi2_extenddi): Likewise.
	(bswaphi2_extendsi): Likewise.
	(bswaphi2): Combine bswap HImode and SImode into one insn.
	Separate memory insns from swapping register.
	(bswapsi2): Likewise.
	(bswap<mode>2): Likewise.
	(bswaphi2_internal): Delete, no longer used.
	(bswapsi2_internal): Likewise.
	(bswap<mode>2_load): Split bswap HImode/SImode into separate load,
	store, and gpr<-gpr swap insns.
	(bswap<mode>2_store): Likewise.
	(bswaphi2_reg): Register only splitter, combine with the splitter.
	(bswaphi2 splitter): Likewise.
	(bswapsi2_reg): Likewise.
	(bswapsi2 splitter): Likewise.
	(bswapdi2): If we have the LDBRX and STDBRX instructions, split
	the insns into load, store, and register/register insns.
	(bswapdi2_ldbrx): Likewise.
	(bswapdi2_load): Likewise.
	(bswapdi2_store): Likewise.
	(bswapdi2_reg): Likewise.

2017-03-27  Gunther Nikl  <gnikl@users.sourceforge.net>

	* system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
	(HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.

2017-03-27  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	PR target/80103
	* config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
	add comments.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Add
	special handling for target option conflicts between dform
	options (-mpower9-dform, -mpower9-dform-vector,
	-mpower9-dform-scalar) and -mno-direct-move.

2017-03-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80181
	* tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.

2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/predicates.md (move_double_src_operand): Replace the
	call to move_double_src_operand with a call to address_operand.

2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
	* config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
	* config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.

2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/predicates.md (long_immediate_loadstore_operand):
	Consider scaled addresses cases.

2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_epilogue_uses): BLINK should be also
	restored when in interrupt.
	* config/arc/arc.md (simple_return): ARCv2 rtie instruction
	doesn't have delay slot.

2017-03-27  Richard Biener  <rguenther@suse.de>

	PR ipa/79776
	* tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
	inlined thunk clones.

2017-03-27  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/80168
	* asan.c (instrument_derefs): Copy over last operand from
	original COMPONENT_REF to the new COMPONENT_REF with
	DECL_BIT_FIELD_REPRESENTATIVE.
	* ubsan.c (instrument_object_size): Likewise.

2017-03-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80170
	* tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
	sure DR/SCEV didnt fold in constants we do not see when looking
	at the reference base alignment.

2017-03-27  Richard Biener  <rguenther@suse.de>

	PR middle-end/80171
	* gimple-fold.c (fold_ctor_reference): Properly guard against
	NULL return value from canonicalize_constructor_val.

2017-03-25  Uros Bizjak  <ubizjak@gmail.com>

	PR target/80180
	* config/i386/i386.c (ix86_expand_builtin)
	<IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
	flags reg setting and flags reg using instructions.
	<IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto.  Use non-flags reg
	clobbering instructions to zero extend op2.

2017-03-25  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Configuration) <--with-aix-soname>:
	Update link to AIX ld.

2017-03-25  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/80160
	PR rtl-optimization/80159
	* lra-assigns.c (must_not_spill_p): Tighten new test to also take
	reg_alternate_class into account.

2017-03-24  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/80148
	* lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
	to consider in curr_insn_transform.

2017-03-24  Jakub Jelinek  <jakub@redhat.com>

	* genrecog.c (validate_pattern): Add VEC_SELECT validation.
	* genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
	and emit_mode_inner.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390-builtins.def: Add VXE builtins.  Add a flags
	argument to the overloaded builtin variants.  Use the new flag to
	deprecate certain builtin variants.
	* config/s390/s390-builtin-types.def: Add new builtin types.
	* config/s390/s390-builtins.h: Support new flags field for
	overloaded builtins.
	* config/s390/s390-c.c (OB_DEF_VAR): New flags field.
	(s390_macro_to_expand): Enable vector float data type.
	(s390_cpu_cpp_builtins_internal): Indicate support of the new
	builtins by incrementing the __VEC__ version number.
	(s390_expand_overloaded_builtin): Support expansion of vec_xl and
	vec_xst.
	(s390_resolve_overloaded_builtin): Emit error messages depending
	on the builtin flags.
	* config/s390/s390.c (s390_expand_builtin): Support additional
	flags argument.  Change error message to match the messages
	emitted in s390-c.c.
	* config/s390/s390.md: New UNSPEC_* constants.
	(op_type): Add new instruction types.
	* config/s390/vecintrin.h: Add new builtins and test data class
	constants.
	* config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
	(V_HW_4, VEC_HW, VECF_HW): New mode iterators.
	(VEC_INEXACT, VEC_NOINEXACT): New constants.
	("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
	("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
	("vec_mergel<mode>"): V_HW -> VEC_HW.

	("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
	("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
	("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
	("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.

	("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
	("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
	("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
	("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.

	("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
	("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
	("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
	("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
	("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
	("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
	("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...

	("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
	("vec_scatter_element<V_HW_4:mode>_DI")
	("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
	("vec_fpint<mode>", "vflls")
	("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
	("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
	("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
	("*vec_cmphe<mode>_cc"): ... these.

	("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
	mode constant instead of magic value.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_expand_vec_compare): Support other
	vector floating point modes than just V2DF.
	(s390_expand_vcond): Likewise.
	(s390_hard_regno_mode_ok): Allow SFmode values in VRs.
	(s390_cannot_change_mode_class): Prevent mode changes between TF
	and V1TF in vector registers.
	* config/s390/s390.md (DF, SF): New mode attributes.
	("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
	("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
	SFmode support for VRs.
	* config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
	vector fp modes.
	(VFT, VF_HW): New mode iterators.
	(vw, sdx): New mode attributes.
	("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
	("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
	("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
	("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
	("vec_unorderedv2df"): Adjust the v2df only patterns to support
	also the new vector floating point modes.  Renaming to ...

	("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
	("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
	("abs<mode>2", "negabs<mode>2", "smax<mode>3")
	("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
	("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
	("vec_unordered<mode>"): ... these.

	("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
	("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
	("*vec_extendv2df"): New insn definitions.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
	("mulditi3_2", "*muldi3_sign"): New patterns.
	("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
	rename the pattern definition.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md ("indirect_jump"): Turn insn definition into
	expander.
	("*indirect_jump", "*indirect2_jump"): New pattern definitions.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_expand_vec_init): Use vllezl
	instruction if possible.
	* config/s390/vector.md (vec_halfnumelts): New mode
	attribute.
	("*vec_vllezlf<mode>"): New pattern.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
	("popcountv4si2", "popcountv2di2"): Rename to ...
	("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
	("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
	condition.
	("popcount<mode>2_vxe"): New pattern.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* common/config/s390/s390-common.c (processor_flags_table): Add
	arch12.
	* config.gcc: Add arch12.
	* config/s390/driver-native.c (s390_host_detect_local_cpu):
	Default to arch12 for unknown CPU model numbers.
	* config/s390/s390-builtins.def: Add B_VXE builtin flag.
	* config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
	PROCESSOR_max sanity check.
	* config/s390/s390-opts.h (enum processor_type): Add
	PROCESSOR_ARCH12.
	* config/s390/s390.c (processor_table): Add arch12.
	(s390_expand_builtin): Add check for B_VXE flag.
	(s390_issue_rate): Add PROCESSOR_ARCH12.
	(s390_get_sched_attrmask): Likewise.
	(s390_get_unit_mask): Likewise.
	(s390_sched_score): Enable z13 scheduling for arch12.
	(s390_sched_reorder): Likewise.
	(s390_sched_variable_issue): Likewise.
	* config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
	PF_VXE.
	(s390_tune_attr): Use z13 scheduling also for arch12.
	(TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
	(TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
	(TARGET_VXE_P): New macros.
	* config/s390/s390.md: Add arch12 to cpu attribute.  Add arch12
	and vxe to cpu_facility.  Add arch12 and vxe to enabled attribute.
	* config/s390/s390.opt: Add arch12 as processor_type.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md
	("fixuns_truncdddi2", "fixuns_trunctddi2")
	("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
	("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.

	("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
	Rename expanders to ...

	("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
	("fixuns_truncdddi2_emu"): ... these.

	("fixuns_trunc<mode>si2_emu"): New expander.

	("*fixuns_truncdfdi2_z13"): Rename to ...
	("*fixuns_truncdfdi2_vx"): ... this.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/2964.md: Remove the single element vector compare
	instructions which are no longer used.
	* config/s390/s390.c (s390_select_ccmode): Remove handling of
	vector CCmodes.
	(s390_canonicalize_comparison): Remove handling of DFmode
	compares.
	(s390_expand_vec_compare_scalar): Remove function.
	(s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
	* config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
	pattern.
	("*cmp<mode>_ccs"): Add wfcdb instruction.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
	FP zero.
	("*mov<mode>_64" DD_DF): Remove the vector instructions. These
	will anyway by matched by mov<mode>_64dfp.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
	vlef/vstef.  Add missing operand to vleif.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_expand_vec_init): Enable vector load
	pair for all vector types with 64 bit elements.
	* config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
	* config/s390/vector.md (V_HW_64): ... here.
	(V_128_NOSINGLE): New mode iterator.
	("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
	("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
	("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
	("*vec_load_pairv2di"): Change to ...
	("*vec_load_pair<mode>"): ... this one.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/constraints.md: Add comments.
	(jKK): Reject element sizes > 8 bytes.
	* config/s390/s390.c (s390_split_ok_p): Enable splitting also for
	s_operands.
	* config/s390/s390.md: Add the s_operand checks formerly in
	s390_split_ok_p to various splitters where they are still
	required.
	* config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
	for 128 bit vectors.  Plus two splitters.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md: Rename the cpu facilty vec to vx throughout
	the file.

2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/79893
	* config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
	error if the boundary argument is not constant.

2017-03-24  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/80112
	* loop-doloop.c (doloop_condition_get): Don't check condition
	if cmp isn't SET with IF_THEN_ELSE src.

2017-03-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/80158
	* gimple-ssa-strength-reduction.c (replace_mult_candidate): When
	replacing a candidate statement, also replace it for the
	candidate's alternate interpretation.
	(replace_rhs_if_not_dup): Likewise.
	(replace_one_candidate): Likewise.

2017-03-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80167
	* graphite-isl-ast-to-gimple.c
	(translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
	properly.
	(translate_isl_ast_to_gimple::get_rename): Likewise.

2017-03-23  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/rs6000.c (rs6000_option_override_internal): Change
	handling of certain combinations of target options, including the
	combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
	-mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.

2017-03-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/71436
	* config/arm/arm.md (*load_multiple): Add reload_completed to
	matching condition.

2017-03-23  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
	    Richard Biener  <rguenth@suse.de>

	PR tree-optimization/79908
	PR tree-optimization/80136
	* tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
	been cast away, gimplify_and_add suffices.

2017-03-23  Markus Trippelsdorf  <markus@trippelsdorf.de>

	* tree-vrp.c (identify_jump_threads): Delete avail_exprs.

2017-03-23  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80032
	* gimplify.c (gimple_push_cleanup): Forced unconditional
	cleanups still have to go to the conditional_cleanups
	sequence.

2017-03-22  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/80072
	* tree-ssa-reassoc.c (struct operand_entry): Change id field type
	to unsigned int.
	(next_operand_entry_id): Change type to unsigned int.
	(sort_by_operand_rank): Make sure to return the right return value
	even if unsigned fields are bigger than INT_MAX.
	(struct oecount): Change cnt and id type to unsigned int.
	(oecount_hasher::equal): Formatting fix.
	(oecount_cmp): Make sure to return the right return value
	even if unsigned fields are bigger than INT_MAX.
	(undistribute_ops_list): Change next_oecount_id type to unsigned int.

	PR c++/80129
	* gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
	TREE_READONLY on result if writing it more than once.

	PR sanitizer/80110
	* doc/invoke.texi (-fsanitize=thread): Document that with
	-fnon-call-exceptions atomics are not able to throw
	exceptions.

	PR sanitizer/80110
	* tsan.c: Include tree-eh.h.
	(instrument_builtin_call): Call maybe_clean_eh_stmt or
	maybe_clean_or_replace_eh_stmt where needed.
	(instrument_memory_accesses): Add cfg_changed argument.
	Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
	if it returned true.
	(tsan_pass): Adjust caller.  Return TODO_cleanup_cfg if cfg_changed.

	PR rtl-optimization/63191
	* config/i386/i386.c (ix86_delegitimize_address): Turn into small
	wrapper function, moved the whole old content into ...
	(ix86_delegitimize_address_1): ... this.  New inline function.
	(ix86_find_base_term): Use ix86_delegitimize_address_1 with
	true as last argument instead of ix86_delegitimize_address.

2017-03-22  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (generic_branch_cost): Copy
	cortexa57_branch_cost.

2017-03-22  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (generic_tunings): Add AES fusion.

2017-03-21  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	PR target/80123
	* doc/md.texi (Constraints): Document wA constraint.
	* config/rs6000/constraints.md (wA): New.
	* config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
	(rs6000_init_hard_regno_mode_ok): Init wA constraint.
	* config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
	* config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.

2017-03-22  Cesar Philippidis  <cesar@codesourcery.com>

	PR c++/80029
	* gimplify.c (is_oacc_declared): New function.
	(oacc_default_clause): Use it to set default flags for acc declared
	variables inside parallel regions.
	(gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
	declared variables.
	(gimplify_oacc_declare): Gimplify the declare clauses.  Add the
	declare attribute to any decl as necessary.

2017-03-22  Thomas Preud'homme  <thomas.preudhomme@arm.com>

	PR target/80082
	* config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
	(ISA_ARMv7ve): Add isa_bit_lpae to the definition.
	* config/arm/arm-protos.h (arm_arch7ve): Rename into ...
	(arm_arch_lpae): This.
	* config/arm/arm.c (arm_arch7ve): Rename into ...
	(arm_arch_lpae): This.  Define it in term of isa_bit_lpae.
	* config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
	arm_arch_lpae.

2017-03-22  Martin Liska  <mliska@suse.cz>

	PR target/79906
	* config/rs6000/rs6000.c (rs6000_inner_target_options): Show
	error message instead of an ICE.

2017-03-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* doc/extend.texi (6.11 Additional Floating Types): Revise.

2017-03-21  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
	comments.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Add
	comments.

2017-03-21  Martin Sebor  <msebor@redhat.com>

	* doc/extend.texi: Use "cannot" instead of "can't."
	* doc/hostconfig.texi: Same.
	* doc/install.texi: Same.
	* doc/invoke.texi: Same.
	* doc/loop.texi: Same.
	* doc/md.texi: Same.
	* doc/objc.texi: Same.
	* doc/rtl.texi: Same.
	* doc/tm.texi: Same.
	* doc/tm.texi.in: Same.
	* doc/trouble.texi: Same.

2017-03-21  Alexandre Oliva <aoliva@redhat.com>

	PR debug/63238
	* dwarf2out.c (struct checksum_attributes): Add at_alignment.
	(collect_checksum_attributes): Set it.
	(die_checksum_ordered): Use it.

2017-03-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/79908
	* tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
	change: For a VA_ARG whose LHS has been cast away, use
	force_gimple_operand to construct the side effects.

2017-03-21  David Malcolm  <dmalcolm@redhat.com>

	PR translation/80001
	* omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
	more amenable to translation.
	(oacc_loop_auto_partitions): Likewise.

2017-03-21  Marek Polacek  <polacek@redhat.com>
	    Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/80109
	* gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
	on INTEGRAL_TYPE_P.

2017-03-21  Jakub Jelinek  <jakub@redhat.com>
	    Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/80125
	* combine.c (can_combine_p): Revert the 2017-03-20 change, only
	check reg_used_between_p between insn and one of succ or succ2
	depending on if succ is artificial insn not inserted into insn
	stream.

2017-03-21  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/80081
	* Makefile.in: Add gcov-dump and fix installation of gcov-tool.
	* doc/gcc.texi: Include gcov-dump stuff.
	* doc/gcov-dump.texi: New file.

2017-03-21  Toma Tabacu  <toma.tabacu@imgtec.com>

	PR rtl-optimization/79150
	* config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
	conditional jump, if the jump is the last insn of the loop.

2017-03-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
	    Richard Biener  <rguenth@suse.de>

	PR tree-optimization/79908
	* tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
	been cast away, use force_gimple_operand to construct the side
	effects.

2017-03-21  Martin Liska  <mliska@suse.cz>

	PR libfortran/79956
	* simplify-rtx.c (simplify_immed_subreg): Initialize a variable
	to NULL.

2017-03-21  Brad Spengler <spender@grsecurity.net>

	PR plugins/80094
	* plugin.c (htab_hash_plugin): New function.
	(add_new_plugin): Use it and adjust.
	(parse_plugin_arg_opt): Adjust.
	(init_one_plugin): Likewise.

2017-03-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80032
	* gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
	if set force the cleanup to happen unconditionally.
	(gimplify_target_expr): Push inserted clobbers with force_uncond
	to avoid them being removed by control-dependent DCE.

2017-03-21  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80122
	* tree-inline.c (copy_bb): Do not expans va-arg packs or
	va_arg_pack_len when the inlined call stmt requires pack
	expansion itself.
	* tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.

2017-03-21  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/78158
	* tsan.c (instrument_builtin_call): If the memory model argument
	is not a constant, assume it is valid.

	PR c/67338
	* fold-const.c (round_up_loc): Negate divisor in unsigned type to
	avoid UB.

2017-03-20  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/79910
	* combine.c (can_combine_p): Do not allow combining an I0 or I1
	if its dest is used by an insn before I2 (other than the combined
	insns themselves, which are properly handled already).

2017-03-20  Segher Boessenkool  <segher@kernel.crashing.org>

	Revert:
	2017-03-17  Bernd Schmidt  <bschmidt@redhat.com>

	* combine.c (record_used_regs): New static function.
	(try_combine): Handle situations where there is an additional
	instruction between I2 and I3 which needs to have a LOG_LINK
	updated.

	Revert:
	2017-03-17  Jim Wilson  <jim.wilson@linaro.org>

	* combine.c (try_combine): Delete redundant i1 test.  Call
	prev_nonnote_nondebug_insn instead of prev_nonnote_insn.

2017-03-20  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	PR target/80083
	* config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
	alternatives 13/14.

2017-03-20  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/80054
	* gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
	the optimization if a PHI or any of its arguments is not dominated
	by the candidate's basis.  Use gphi* rather than gimple* as
	appropriate.
	(replace_profitable_candidates): Clean up a gimple* variable that
	should be a gphi* variable.

2017-03-20  Martin Sebor  <msebor@redhat.com>

	PR c++/52477
	* doc/extend.texi (attribute constructor): Document present limitation.

2017-03-20  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	PR target/79963
	* config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
	__POWER9_VECTOR__ #ifdef control, change template definition to
	use Power9-specific built-in function.
	(vec_any_eq): Likewise.
	* config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
	to control outcomes from this test.
	(vector_ae_<mode>p): For VEC_F modes, likewise.

2017-03-20  Ian Lance Taylor  <iant@google.com>

	* config/i386/i386.c (ix86_function_regparm): Save an extra
	register for -fsplit-stack with DECL_STATIC_CHAIN.

2017-03-17  Palmer Dabbelt  <palmer@dabbelt.com>

	PR target/79912
	* config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
	(TARGET_PREFERRED_RELOAD_CLASS): Likewise.

2017-03-17  Palmer Dabbelt  <palmer@dabbelt.com>

	* config/riscv/riscv.c (riscv_print_operand): Use "fence
	iorw,ow".
	* config/riscv/sync.mc (mem_thread_fence_1): Use "fence
	iorw,iorw".

2017-03-20  Marek Polacek  <polacek@redhat.com>

	PR sanitizer/80063
	* asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).

2017-03-20  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80113
	* graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
	allocate extra SSA name for PHI def.
	(add_close_phis_to_outer_loops): Likewise.
	(add_close_phis_to_merge_points): Likewise.
	(copy_loop_close_phi_args): Likewise.
	(copy_cond_phi_nodes): Likewise.

2017-03-20  Martin Liska  <mliska@suse.cz>

	PR middle-end/79753
	* tree-chkp.c (chkp_build_returned_bound): Do not build
	returned bounds for a LHS that's not a BOUNDED_P type.

2017-03-20  Martin Liska  <mliska@suse.cz>

	PR target/79769
	PR target/79770
	* tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
	COMPLEX_CST and VECTOR_CST.

2017-03-20  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR target/78857
	* config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
	target operand.  A new splitter adds the clobber statement in case
	the target operand is dead anyway.

2017-03-19  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
	to age-old versions of binutils and glibc.

2017-03-18  Segher Boessenkool  <segher@kernel.crashing.org>

	* doc/contrib.texi (Contributors): Remove duplicate entry for myself.

2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/contrib.texi (Contributors): Add Segher Boessenkool.

2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Specific) <arm-*-eabi>: Remove old
	requirement for binutils 2.13.

2017-03-17  Jim Wilson  <jim.wilson@linaro.org>

	* combine.c (try_combine): Delete redundant i1 test.  Call
	prev_nonnote_nondebug_insn instead of prev_nonnote_insn.

2017-03-17  Palmer Dabbelt  <palmer@dabbelt.com

	* doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
	riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
	contents.
	<riscv64-*-elf>: Re-arrange section
	<riscv32-*-elf>: Add a note about requiring binutils 2.28.
	<riscv32-*-linux>: Likewise.
	<riscv64-*-elf>: Likewise
	<riscv64-*-linux>: Likewise.

2017-03-17  Richard Earnshaw  <rearnsha@arm.com>

	PR target/80052
	* aarch64.opt(verbose-cost-dump): Fix typo.

2017-03-17  Pat Haugen  <pthaugen@us.ibm.com>

	PR target/79951
	* config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
	for VECTOR_UNIT_VSX_P (<MODE>mode) too.

2017-03-17  Bernd Schmidt  <bschmidt@redhat.com>

	* reload.c (find_reloads): When reloading a nonoffsettable address,
	use RELOAD_OTHER for it and its address reloads.

	PR rtl-optimization/79910
	* combine.c (record_used_regs): New static function.
	(try_combine): Handle situations where there is an additional
	instruction between I2 and I3 which needs to have a LOG_LINK
	updated.

2017-03-17  Jeff Law  <law@redhat.com>

	PR tree-optimization/71437
	* tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
	conditional in the hash table first.
	(vrp_dom_walker::before_dom_children): Extract condition from
	ASSERT_EXPR.  Record condition, its inverion and any implied
	conditions as well.

2017-03-17  Marek Polacek  <polacek@redhat.com>
	    Markus Trippelsdorf  <markus@trippelsdorf.de>

	PR tree-optimization/80079
	* gimple-ssa-store-merging.c (class pass_store_merging): Initialize
	m_stores_head.

2017-03-17  Richard Biener  <rguenther@suse.de>

	PR middle-end/80075
	* tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
	Properly verify the LHS before the RHS possibly claims to be
	handled.
	(stmt_could_throw_p): Hande gimple conds fully here.  Clobbers
	do not throw.

2017-03-17  Martin Jambor  <mjambor@suse.cz>

	* doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
	(List of -O2 options): Likewise.
	(-fipa-bit-cp): Replace "ipa" with "interprocedural."
	(-fipa-vrp) New.

2017-03-17  Tom de Vries  <tom@codesourcery.com>

	* gcov-dump.c (print_usage): Print bug_report_url.

2017-03-17  Richard Biener  <rguenther@suse.de>

	PR middle-end/80050
	* genmatch.c (parser::next): Remove pointless check for CPP_EOF.
	(parser::peek): Likewise.

2017-03-17  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80048
	* sese.c (free_sese_info): Properly release rename_map and
	copied_bb_map elements.

2017-03-16  Alexandre Oliva <aoliva@redhat.com>

	* gimple-ssa-store-merging.c (struct imm_store_chain_info):
	Add linked-list forward and backlinks.  Insert on
	construction, remove on destruction.
	(class pass_store_merging): Add m_stores_head field.
	(pass_store_merging::terminate_and_process_all_chains):
	Iterate over m_stores_head list.
	(pass_store_merging::terminate_all_aliasing_chains):
	Likewise.
	(pass_store_merging::execute): Check for debug stmts first.
	Push new chains onto the m_stores_head stack.

2017-03-16  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/71294
	* config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
	SPLAT operation on ISA 2.07 64-bit systems that have direct move,
	but no MTVSRDD support, by doing MTVSRD and XXPERMDI.

2017-03-16  Jeff Law  <law@redhat.com>

	PR tree-optimization/71437
	* tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
	member function.  Implementation moved into after_dom_children
	member function and into the threader's thread_outgoing_edges
	function.
	(dom_opt_dom_walker::after_dom_children): Simplify by moving
	some code into new thread_outgoing_edges.
	* tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
	definition.  Simplify marker handling (do it here).   Assume we always
	have the available expression and the const/copies tables.
	(thread_outgoing_edges): New function extracted from tree-ssa-dom.c
	and tree-vrp.c
	* tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
	* tree-vrp.c (equiv_stack): No longer file scoped.
	(vrp_dom_walker): New class.
	(vrp_dom_walker::before_dom_children): New member function.
	(vrp_dom_walker::after_dom_children): Likewise.
	(identify_jump_threads):  Setup domwalker.  Use it rather than
	walking edges in a random order by hand.  Simplify setup/finalization.
	(finalize_jump_threads): Remove.
	(vrp_finalize): Do not call identify_jump_threads here.
	(execute_vrp): Do it here instead and call thread_through_all_blocks
	here too.

	PR tree-optimization/71437
	* tree-ssa-dom.c (pfn_simplify): Add basic_block argument.  All
	callers changed.
	(simplify_stmt_for_jump_threading): Add basic_block argument.  All
	callers changed.
	(lhs_of_dominating_assert): Moved from here into tree-vrp.c.
	(dom_opt_dom_walker::thread_across_edge): Remove
	handle_dominating_asserts argument.  All callers changed.
	(record_temporary_equivalences_from_stmts_at_dest): Corresponding
	changes.  Remove calls to lhs_of_dominating_assert.  Other
	uses of handle_dominating_asserts turn into unconditional code
	(simplify_control_stmt_condition_1): Likewise.
	(simplify_control_stmt_condition): Likewise.
	(thread_through_normal_block, thread_across_edge): Likewise.
	* tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
	* tree-vrp.c (lhs_of_dominating_assert): Move here.  Return original
	object if it is not an SSA_NAME.
	(simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
	before calling into the VRP specific simplifiers.
	(identify_jump_threads): Remove handle_dominating_asserts
	argument.

2017-03-16  Jakub Jelinek  <jakub@redhat.com>

	PR fortran/79886
	* tree-diagnostic.c (default_tree_printer): No longer static.
	* tree-diagnostic.h (default_tree_printer): New prototype.

2017-03-16  Tamar Christina  <tamar.christina@arm.com>

	* config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
	Change ins into fmov.

2017-03-16  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
	* config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
	Use h_con constraint for operand 1.
	(*aarch64_fnma4_elt_from_dup<mode>): Likewise.
	(*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.

2017-03-15  Jeff Law  <law@redhat.com>

	PR tree-optimization/71437
	* tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
	(record_temporary_equivalences): Use it.

	PR tree-optimization/71437
	* tree-ssa-dom.c (struct cond_equivalence): Moved from here into
	tree-ssa-scopedtables.
	(lookup_avail_expr, build_and_record_new_cond): Likewise.
	(record_conditions, record_cond, vuse_eq): Likewise.
	(record_edge_info): Adjust to API tweak of record_conditions.
	(simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
	(record_temporary_equivalences, optimize_stmt): Likewise.
	(eliminate_redundant_computations): Likewise.
	(record_equivalences_from_stmt): Likewise.
	* tree-ssa-scopedtables.c: Include options.h and params.h.
	(vuse_eq): New function, moved from tree-ssa-dom.c
	(build_and_record_new_cond): Likewise.
	(record_conditions): Likewise.  Accept vector of conditions rather
	than edge_equivalence structure for first argument.
	for the first argument.
	(avail_exprs_stack::lookup_avail_expr): New member function, moved
	from tree-ssa-dom.c.
	(avail_exprs_stack::record_cond): Likewise.
	* tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
	from tree-ssa-dom.c.
	(avail_exprs_stack): Add new member functions lookup_avail_expr
	and record_cond.
	(record_conditions): Declare.

2017-03-15  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/80017
	* lra-constraints.c (process_alt_operands): Increase reject for
	reloading an input/output operand.

2017-03-15  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/79038
	* config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
	insns to convert from signed/unsigned char/short to IEEE 128-bit
	floating point.
	(floatuns<QHI:mode><IEEE128:mode>2): Likewise.

2017-03-15  Uros Bizjak  <ubizjak@gmail.com>

	PR target/80019
	* config/i386/i386.c (ix86_vector_duplicate_value): Create
	subreg of inner mode for values already in registers.

2017-03-15  Bernd Schmidt  <bschmidt@redhat.com>

	* config/c6x/c6x.c (hwloop_optimize): Handle case where the old
	iteration reg is used after the loop.

2017-03-14  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/79800
	* gimple-ssa-sprintf.c (format_floating: Add argument.  Handle
	precision in negative-positive range.
	(format_floating): Call non-const overload with adjusted precision.

2017-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/79947
	* config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
	-mpowerpc-gfxopt.

2017-03-14  Martin Sebor  <msebor@redhat.com>

	PR middle-end/80020
	* builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
	* builtins.def (aligned_alloc): Use it.

	PR c/79936
	* Makefile.in (GTFILES): Add calls.c.
	* calls.c: Include "gt-calls.h".

2017-03-14  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/79728
	* regs.h (struct target_regs): New field
	x_contains_allocatable_regs_of_mode.
	(contains_allocatable_regs_of_mode): New macro.
	* reginfo.c (init_reg_sets_1): Initialize it, and change
	contains_reg_of_mode so it includes global regs as well.
	* reload.c (push_reload): Use contains_allocatable_regs_of_mode
	rather than contains_regs_of_mode.

2017-03-14  Martin Liska  <mliska@suse.cz>

	* doc/invoke.texi: Document options that can't be combined with
	-fcheck-pointer-bounds.

2017-03-14  Martin Liska  <mliska@suse.cz>

	PR middle-end/79831
	* doc/invoke.texi (-Wchkp): Document the option.

2017-03-14  Martin Liska  <mliska@suse.cz>

	* Makefile.in: Install gcov-dump.

2017-03-14  Martin Liska  <mliska@suse.cz>

	* multiple_target.c (expand_target_clones): Bail out for
	an invalid attribute.

2017-03-14  Richard Biener  <rguenther@suse.de>

	* alias.c (struct alias_set_entry): Pack properly.
	* cfgloop.h (struct loop): Likewise.
	* cse.c (struct set): Likewise.
	* ipa-utils.c (struct searchc_env): Likewise.
	* loop-invariant.c (struct invariant): Likewise.
	* lra-remat.c (struct cand): Likewise.
	* recog.c (struct change_t): Likewise.
	* rtl.h (struct address_info): Likewise.
	* symbol-summary.h (function_summary): Likewise.
	* tree-loop-distribution.c (struct partition): Likewise.
	* tree-object-size.c (struct object_size_info): Likewise.
	* tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
	* tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
	* tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
	* tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
	* tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
	* tree-vectorizer.h (struct _loop_vec_info): Likewise.
	(struct _stmt_vec_info): Likewise.

2017-03-14  Martin Liska  <mliska@suse.cz>

	PR target/79892
	* multiple_target.c (create_dispatcher_calls): Check that
	a target can create a function dispatcher.

2017-03-14  Martin Liska  <mliska@suse.cz>

	PR lto/66295
	* multiple_target.c (expand_target_clones): Drop local.local
	flag for default implementation.

2017-03-14  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/80030
	* tree-vect-stmts.c (vectorizable_store): Plug memleak.

2017-03-13  Kito Cheng  <kito.cheng@gmail.com>

	* config/riscv/riscv.c (riscv_emit_float_compare>: Use
	gcc_fallthrough() instead of __attribute__((fallthrough));

2017-03-13  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/gcc.texi: Remove "up" link to (DIR).
	* doc/gccint.texi: Ditto.

2017-03-13  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Specific) <avr>: Remove reference to
	binutils 2.13.

2017-03-13  Jeff Law  <law@redhat.com>

	* config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
	attribute rather than comments.

	* config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
	match_scratch operand is highest.

2017-03-13  Martin Liska  <mliska@suse.cz>

	PR middle-end/78339
	* ipa-pure-const.c (warn_function_noreturn): If the declarations
	is a CHKP clone, use original declaration.

2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_init): Use multiplier whenever we have it.
	(arc_conditional_register_usage): Use a different allocation order
	when optimizing for size.
	* common/config/arc/arc-common.c (arc_option_optimization_table):
	Section anchors default on when optimizing for size.

2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (*tst_bitfield_tst): Fix pattern.

2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_output_addsi): Emit code density adds.
	* config/arc/arc.md (cpu_facility): Add cd variant.
	(*movqi_insn): Add code density variant.
	(*movhi_insn): Likewise.
	(*movqi_insn): Likewise.
	(*addsi3_mixed): Likewise.
	(subsi3_insn): Likewise.

2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.md (movsi_cond_exec): Update constraint.

2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>

	* config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
	expressions with MINUS and UNARY ops.

2017-03-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/79911
	* config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
	Rename to...
	(vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
	between vec_select and vector argument.
	(vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
	(vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
	(vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
	(vec_sel_widen_usum_lo<mode><V_half>3): ... This.
	(vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
	(vec_sel_widen_usum_hi<mode><V_half>3): ... This.

2017-03-13  Richard Biener  <rguenther@suse.de>

	PR other/79991
	* params.def (vect-max-peeling-for-alignment): Fix typo.

2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Specific) <mips-*-*>: Remove description of
	issue that only occurred with binutils below 2.18.

2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Specific) <cris-axis-elf>: No longer
	refer to binutils 2.11/2.12 minimum.

2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Specific) <powerpc-*-*>: Remove link to
	ftp.kernel.org and simplify binutils requirement.

2017-03-11  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/invoke.texi (Warning Options): Fix spelling of link-time
	optimization.
	(Optimize Options): Ditto.  Also remove redundancy.

2017-03-10  David Malcolm  <dmalcolm@redhat.com>

	PR translation/79848
	* ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
	"%qs".
	* ipa-pure-const.c (suggest_attribute): Likewise.  Convert _
	to G_ to avoid double translation.

2017-03-10  David Malcolm  <dmalcolm@redhat.com>

	PR translation/79923
	* auto-profile.c (get_combined_location): Convert leading
	character of diagnostics to lower case and remove trailing period.
	(read_profile): Likewise for various diagnostics.
	* config/arm/arm.c (arm_option_override): Remove trailing period
	from various diagnostics.
	* config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
	(msp430_expand_delay_cycles): Likewise.

2017-03-10  David Malcolm  <dmalcolm@redhat.com>

	PR target/79925
	* config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
	full command-line argument, rather than just "str".
	(aarch64_validate_march): Likewise.
	(aarch64_validate_mtune): Likewise.

2017-03-10  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/78911
	* lra-assigns.c (must_not_spill_p): New function.
	(spill_for): Use it.

2017-03-10  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79981
	* tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
	ATOMIC_COMPARE_EXCHANGE ifn result.
	(stmt_interesting_for_vrp, vrp_visit_stmt): Handle
	IFN_ATOMIC_COMPARE_EXCHANGE.

2017-03-10  David Malcolm  <dmalcolm@redhat.com>

	PR driver/79875
	* opts.c (parse_sanitizer_options): Add missing question mark to
	"did you mean" message.

2017-03-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
	built-in.
	(VMULEUH_UNS): Likewise.
	(VMULOUB_UNS): Likewise.
	(VMULOUH_UNS): Likewise.
	* config/rs6000/rs6000.c (builtin_function_type): Remove
	references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.

2017-03-10  David Malcolm  <dmalcolm@redhat.com>

	PR bootstrap/79952
	* read-rtl-function.c (function_reader::read_rtx_operand): Update
	x with result of extra_parsing_for_operand_code_0.
	(function_reader::extra_parsing_for_operand_code_0): Convert
	return type from void to rtx, returning x.  When reading
	SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
	larger size containing struct block_symbol.

2017-03-10  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
	-mfloat128-hardware without -m64.

2017-03-10  Will Schmidt <will_schmidt@vnet.ibm.com>

	PR target/79941
	* config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
	entries to the case statement that marks unsigned arguments to
	overloaded functions.

2017-03-10  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
	two typographic errors in the handling of TARGET_UPPER_REGS_DI.

2017-03-10  Pat Haugen  <pthaugen@us.ibm.com>

	PR target/79907
	* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
	TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.

2017-03-10  Martin Liska  <mliska@suse.cz>

	PR target/65705
	PR target/69804
	* toplev.c (process_options): Enable MPX with LSAN and UBSAN.
	* tree-chkp.c (chkp_walk_pointer_assignments): Verify that
	FIELD != NULL.

2017-03-10  Olivier Hainque  <hainque@adacore.com>

	* tree-switch-conversion (array_value_type): Start by resetting
	candidate type to it's main variant.

2017-03-10  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/79909
	* combine.c (try_combine): Use simplify_replace_rtx on individual
	CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
	of the whole CALL_INSN_FUNCTION_USAGE.

	PR tree-optimization/79972
	* gimple-ssa-warn-alloca.c (alloca_call_type): Only call
	get_range_info on SSA_NAMEs.  Formatting fixes.

2017-03-10  Richard Biener  <rguenther@suse.de>
	    Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/77975
	* tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
	edge to be constant.
	(get_val_for): For constant x return it.  Formatting fix.
	(loop_niter_by_eval): Avoid pointless looping if the next iteration
	would use the same bases as the current one.

2017-03-09  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
	instead of vec_select for V1TImode.
	* conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
	longer needed.
	(VSX_LE_128): Add V1TI to this mode iterator.
	(*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
	(*vsx_le_perm_store_<mode>): Likewise.
	(pre-reload splitter for VSX stores): Likewise.
	(post-reload splitter for VSX stores): Likewise.
	(*vsx_xxpermdi2_le_<mode>): Likewise.
	(*vsx_lxvd2x2_le_<mode>): Likewise.
	(*vsx_stxvd2x2_le_<mode>): Likewise.

2017-03-09  Michael Eager  <eager@eagercon.com>

	Correct failures with --enable-checking=yes,rtl.

	* config/microblaze/microblaze.c (microblaze_expand_shift):
	Replace GET_CODE test with CONST_INT_P and INTVAL test with
	test for const0_rtx.
	* config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
	lshrsi3_byone): Replace INTVAL with test for const1_rtx.

2017-03-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79977
	* graphite-scop-detection.c (scop_detection::merge_sese):
	Handle the case of extra exits to blocks dominating the entry.

2017-03-09  Toma Tabacu  <toma.tabacu@imgtec.com>

	* doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
	Document rdynamic.

2017-03-09  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/79949
	* lra-constraints.c (process_alt_operands): Check memory when
	trying to predict a cycle.  Print about the overall increase.

2017-03-09  Richard Biener  <rguenther@suse.de>

	PR middle-end/79971
	* gimple-expr.c (useless_type_conversion_p): Preserve
	TYPE_SATURATING for fixed-point types.

2017-03-09  Richard Biener  <rguenther@suse.de>

	PR ipa/79970
	* ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
	alignment of BLKmode params.

2017-03-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/79913
	* config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
	(VALL_NO_V2Q): Likewise.
	(VDQF_DF): Delete.
	* config/aarch64/aarch64-simd.md
	(aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
	iterator.
	(*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
	VALL_NO_V2Q mode iterator.
	(*aarch64_vgetfmulx<mode>): Use VDQF iterator.

2017-03-09  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/79631
	* tree-chkp-opt.c (chkp_is_constant_addr): Call
	tree_int_cst_sign_bit just for INTEGER constants.

2017-03-09  Martin Liska  <mliska@suse.cz>

	PR target/65705
	PR target/69804
	* toplev.c (process_options): Disable -fcheck-pointer-bounds with
	sanitizers.

2017-03-09  Marek Polacek  <polacek@redhat.com>

	PR c++/79672
	* tree.c (inchash::add_expr): Handle TREE_VEC.

2017-03-09  Martin Liska  <mliska@suse.cz>

	PR ipa/79764
	(chkp_narrow_size_and_offset): New function.
	(chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
	(void chkp_parse_bit_field_ref): New function.
	(chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
	(chkp_process_stmt): Use chkp_parse_bit_field_ref.

2017-03-09  Martin Liska  <mliska@suse.cz>

	PR ipa/79761
	* tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
	(chkp_find_bounds_1): Remove gcc_unreachable.

2017-03-09  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/79944
	* asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
	BUILT_IN_SYNC*, determine the access type from the size suffix and
	always build a MEM_REF with that type.  Handle forgotten
	BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.

	PR target/79932
	* config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
	_mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
	_mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
	_mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
	_mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
	_mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
	_mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
	_mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
	_mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
	_mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
	_mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
	_mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
	_mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
	_mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
	_mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
	_mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
	_mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
	_mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
	_mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
	_mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
	_mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
	_mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
	_mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
	_mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
	_mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
	_mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
	_mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
	_mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
	_mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
	_mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
	definitions outside of __OPTIMIZE__ guarded section.

	PR target/79932
	* config/i386/avx512bwintrin.h (_mm512_packs_epi32,
	_mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
	_mm512_packus_epi32, _mm512_maskz_packus_epi32,
	_mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
	guarded section.

2017-03-09  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
	("vfenez<mode>"): Add missing constraints.

2017-03-08  Martin Sebor  <msebor@redhat.com>

	PR target/79928
	* config/nds32/nds32.c (nds32_option_override):
	Fix misspelled diagnostic.

2017-03-08  Jakub Jelinek  <jakub@redhat.com>

	PR c/79940
	* gimplify.c (gimplify_omp_for): Replace index var in outer
	taskloop statement with an artificial variable and add
	OMP_CLAUSE_PRIVATE clause for it.

2017-03-08  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79955
	* tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
	for accesses that are completely outside of the variable.

2017-03-08  Andrew Haley  <aph@redhat.com>

	PR tree-optimization/79943
	* tree-ssa-loop-split.c (compute_new_first_bound): When
	calculating the new upper bound, (END-BEG) should be added, not
	subtracted.

2017-03-08  Jakub Jelinek  <jakub@redhat.com>

	* config/avr/avr.md (setmemhi): Make sure match_dup
	operand number comes before match_scratch.

2017-03-08  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79920
	* tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
	with ncopies == 1 to ...
	(vect_transform_slp_perm_load): ... here.  Properly compute
	all element loads by iterating VF times over the group.  Do
	not handle ncopies (computed in a broken way) in
	vect_create_mask_and_perm.

2017-03-08  Jakub Jelinek  <jakub@redhat.com>

	PR sanitizer/79904
	* internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
	is a uniform vector, use uniform_vector_p return value instead of
	building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.

2017-03-07  Marek Polacek  <polacek@redhat.com>

	PR middle-end/79809
	* gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
	(alloca_call_type): Likewise.

2017-03-07  Martin Liska  <mliska@suse.cz>

	* gcov.c (process_args): Put comment to correct location.

2017-03-07  Martin Liska  <mliska@suse.cz>

	PR middle-end/68270
	* tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
	Use array_at_struct_end_p instead of DECL_CHAIN (field).
	(chkp_narrow_bounds_for_field): Likewise.
	(chkp_parse_array_and_component_ref): Pass one more argument to
	call.

2017-03-07  Richard Biener  <rguenther@suse.de>

	* tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
	preheaders.

2017-03-07  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/i386/i386.c (ix86_local_alignment): Align most aggregates
	of 16 bytes and more to 16 bytes, not those of 16 bits and more.

2017-03-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR c/79855
	* params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
	to end of description.
	(PARAM_MAX_STORES_TO_MERGE): Likewise.

2017-03-07  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/79901
	* config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
	...
	(*avx512f_<code><mode>3<mask_name>): ... this.
	(<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
	iterator instead of VI8_AVX2_AVX512BW.

	PR rtl-optimization/79901
	* expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
	min/max expander, expand it using expand_vec_cond_expr.

	PR sanitizer/79897
	* ubsan.c (ubsan_encode_value): Call mark_addressable on the
	temporary.

2017-03-06  Jakub Jelinek  <jakub@redhat.com>

	PR c++/79821
	* dwarf2out.h (dw_vec_const): Change array type from unsigned char *
	to void * for PCH reasons.
	* dwarf2out.c (output_loc_operands, output_die): Cast
	v.val_vec.array to unsigned char *.

2017-03-06  John David Anglin  <danglin@gcc.gnu.org>

	PR target/77850
	* config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
	vector types.

2017-03-06  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/79571
	* lra-constraints.c (process_alt_operands): Calculate static
	reject and subtract it from overall when only addresses will be
	reloaded.

2017-03-06  Julia Koval  <julia.koval@intel.com>

	PR target/79793
	* config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
	incoming stack boundary to 128 for 64-bit targets.

2017-03-06  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79894
	* tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
	to NULL after folding it.

2017-03-06  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79824
	* tree-vect-stmts.c (get_group_load_store_type): Fix alignment
	check disabling peeling for gaps.

2017-03-06  Toma Tabacu  <toma.tabacu@imgtec.com>

	* doc/sourcebuild.texi (Effective-Target Keywords, Environment
	attributes): Document gettimeofday.

2017-03-06  Robin Dapp  <rdapp@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_option_override_internal): Set
	PARAM_MIN_VECT_LOOP_BOUND

2017-03-06  Robin Dapp  <rdapp@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
	* config/s390/s390.md: Likewise.

2017-03-06  Jakub Jelinek  <jakub@redhat.com>

	PR target/79812
	* config/i386/sse.md (VI8F_256_512): Remove mode iterator.
	(<avx2_avx512>_perm<mode>): Rename to ...
	(avx2_perm<mode>): ... this.  Use VI8F_256 iterator instead
	of VI8F_256_512.
	(<avx512>_perm<mode>_mask): Rename to ...
	(avx512vl_perm<mode>_mask): ... this.  Use VI8F_256 iterator instead
	of VI8F_256_512.
	(<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
	(avx2_perm<mode>_1<mask_name): ... this.  Use VI8F_256 iterator
	instead of VI8F_256_512.
	(avx512f_perm<mode>): New define_expand.
	(avx512f_perm<mode>_mask): Likewise.
	(avx512f_perm<mode>_1<mask_name>): New define_insn.
	(<avx512>_vec_dup<mode>_1): Fix up vec_select mode.

2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>

	* config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
	msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
	if_then_else.
	(smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.

2017-03-06  Martin Liska  <mliska@suse.cz>

	PR sanitize/79783
	* asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
	when having a SSA NAME w/o VAR_DECL assigned to it.

2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>

	* config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
	msa_dpsub_<su>_d): Fix MODE for vec_select.

2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>

	* config/mips/mips.c (mips_gen_const_int_vector): Change type of last
	argument.
	* config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.

2017-03-06  Richard Biener  <rguenther@suse.de>

	* lto-streamer.c (lto_check_version): Use %qs in diagnostics.
	* plugin.c (register_plugin_info): Likewise.
	* tree-chkp.c (chkp_make_static_const_bounds): Likewise.

2017-03-05  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/sse.md (sse_storehps, sse_storelps,
	avx_<castmode><avxsizesuffix>_<castmode>,
	avx512f_<castmode><avxsizesuffix>_<castmode>,
	avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
	in condition that at least one operand is not a MEM.

2017-03-03  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/79805
	* internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
	ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
	ECF_NOTHROW.
	* gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
	gimple_call_nothrow_p flag based on whether original builtin can throw.
	If it can, emit following stmts on the fallthrough edge.
	* tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
	don't create new bb if inserting just debug stmts on the edge, try to
	insert them on the fallthru bb or just reset debug stmts.

2017-03-03  Segher Boesssenkool  <segher@kernel.crashing.org>

	PR target/43763
	* config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
	restore recog_data (including the operand rtxes inside it) around
	the call to get_insn_template.

2017-03-03  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/79699
	* context.c (context::~context): Free MPFR caches to avoid
	a memory leak on program exit.

2017-03-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (aarch64_float_const_representable_p):
	Use wide_int::ulow () instead of .elt (0).

2017-03-03  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
	(*pushxf): Limit oF constraint to 32bit targets and add oC
	constraint for 64bit targets.
	(pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
	(*pushdf): Change rmF constraint to rmC.

2017-03-03  Martin Liska  <mliska@suse.cz>

	* tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
	Remove unused variable.

2017-03-03  Jakub Jelinek  <jakub@redhat.com>

	PR target/79807
	* config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
	is a memory operand, increase num_memory.
	(ix86_expand_args_builtin): Likewise.

2017-03-03  Jan Hubicka  <jh@suse.cz>

	PR lto/79760
	* ipa-devirt.c (maybe_record_node): Properly handle
	__cxa_pure_virtual visibility.

2017-03-03  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/79803
	* tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
	assert.
	(pass_loop_prefetch::execute): Disabled optimization if an
	assumption about L1 cache size is not met.

2017-03-03  Martin Liska  <mliska@suse.cz>

	PR rtl-optimization/79574
	* gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
	(hash_scan_set): Likewise.
	(dump_hash_table): Likewise.
	(hoist_code): Likewise.

2017-03-03  Richard Biener  <rguenther@suse.de>

	* fixed-value.c (fixed_from_string): Restore use of elt (1)
	in place of uhigh ().
	(fixed_convert_from_real): Likewise.

2017-03-03  Uros Bizjak  <ubizjak@gmail.com>

	PR target/79514
	* config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.

2017-03-03  Richard Biener  <rguenther@suse.de>

	PR middle-end/79818
	* match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
	TYPE_OVERFLOW_UNDEFINED check.

2017-03-02  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
	numbers.
	(vector_ae_<mode>_p): Likewise.
	(vector_nez_<mode>_p): Likewise.
	(vector_ne_v2di_p): Likewise.
	(vector_ae_v2di_p): Likewise.
	(vector_ne_<mode>_p): Likewise.
	* config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
	numbers.
	(vsx_tsqrt<mode>2_fe): Likewise.

2017-03-02  Uros Bizjak  <ubizjak@gmail.com>

	PR target/79514
	* config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.

2017-03-02  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/79780
	* cprop.c (one_cprop_pass): When second and further conditional trap
	in a single basic block is turned into an unconditional trap, turn it
	into a deleted note to avoid RTL verification failures.

2017-03-02  Richard Biener  <rguenther@suse.de>

	* fold-const.c (const_binop): Use ulow () instead of elt (0).

2017-03-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79345
	PR c++/42000
	* tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
	param and abort the walk, returning -1 if it is hit.
	(walk_aliased_vdefs): Take a limit param and pass it on.
	* tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
	defaulting to 0 and return a signed int.
	* tree-ssa-uninit.c (struct check_defs_data): New struct.
	(check_defs): New helper.
	(warn_uninitialized_vars): Use walk_aliased_vdefs to warn
	about uninitialized memory.
	* fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
	bogus uninitialized warning.
	(fixed_convert_from_real): Likewise.

2017-03-02  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/66768
	* tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
	iv_use if base object can't be determined.

2017-03-02  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79345
	* gensupport.h (struct pattern_stats): Add min_scratch_opno field.
	* gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
	(get_pattern_stats): Initialize it.
	* genemit.c (gen_expand): Verify match_scratch numbers come after
	match_operand/match_dup numbers.
	* config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
	match_scratch numbers.
	* config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
	Likewise.
	* config/s390/s390.md (trunctdsd2): Likewise.

2017-03-02  Richard Biener  <rguenther@suse.de>

	* wide-int.h (wide_int_storage::operator=): Implement in terms
	of wi::copy.

2017-03-02  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79777
	* tree-ssa-pre.c (eliminate_insert): Give up if we simplify
	the to insert expression to sth existing.

2017-03-01  Martin Sebor  <msebor@redhat.com>

	PR middle-end/79692
	* gimple-ssa-sprintf.c
	(directive::known_width_and_precision): New function.
	(format_integer): Use it.
	(get_mpfr_format_length): Consider the full range of precision
	when computing %g output with the # flag.  Set the likely byte
	count to 3 rather than 1 when precision is indeterminate.
	(format_floating): Correct the lower bound of precision.

2017-03-01  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* doc/invoke.texi: Document default code model for 64-bit Linux.

2017-03-01  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	PR target/79752
	* config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
	udiv rather than div since input pattern is unsigned.

2017-03-01  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (print_reg): Warn for values of
	unsupported size in integer register.

2017-03-01  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/79439
	* config/rs6000/predicates.md (current_file_function_operand): Do
	not allow self calls to be local if the function is replaceable.

2017-03-01  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	PR target/79395
	* config/rs6000/altivec.h (vec_ctz and others): Change the
	preprocessor macro that controls conditional compilation from
	_ARCH_PWR9 to __POWER9_VECTOR__.
	(vec_all_ne): Change parameterization of __altivec_scalar_pred
	macro expansion under preprocessor #ifdef __POWER9_VECTOR__
	control (instead of _ARCH_PWR9 control) so that template
	definition uses power9-specific function.
	(vec_any_eq): Likewise.
	(vec_all_ne): Change macro definition to use a power9-specific
	expansion under #ifdef __POWER9_VECTOR__ control (instead of
	_ARCH_PWR9 control).
	(vec_any_eq) Likewise.
	* config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
	expansion for CMPNEF to remove support for xvcmpnesp instruction.
	(CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
	support for xvcmpnedp instruction.
	(VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
	macro expansion so that Power9 implementation of vec_all_ne does
	not use the AltiVec predicate framework.
	(VCMPNEH_P): Likewise.
	(VCMPNEW_P): Likewise.
	(VCMPNED_P): Likewise.
	(VCMPNEFP_P): Likewise.
	(VCMPNEDP_P): Likewise.
	(VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
	implementation of vec_any_eq to not use AltiVec predicate
	framework.
	(VCMPAEH_P): Likewise.
	(VCMPAEW_P): Likewise.
	(VCMPAED_P): Likewise.
	(VCMPAEFP_P): Likewise.
	(VCMPAEDP_P): Likewise.
	(VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
	BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
	not use the AltiVec predicate framework.
	(VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
	of vec_any_eq to not use AltiVec predicate framework.
	* config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
	support for predefined __POWER9_VECTOR__ macro to indicate that
	Power9 instruction selection is enabled.
	(altivec_overloaded_builtins): Remove extraneous
	ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
	function argument types RS6000_BTI_bool_V16QI and
	RS6000_BTI_bool_V16QI.  Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
	entry for overloaded function argument types RS6000_BTI_bool_V4SI
	andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB.  Remove
	two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
	P9V_BUILTIN_CMPNEF to force use of instructions not specific to
	Power9 for implementations of vec_cmpne.  Change the signature for
	all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
	(representing vec_all_ne) to remove the previously described first
	argument of type RS6000_BTI_INTSI, as this was an artifact of
	reliance on the AltiVec predicate framework, which is no longer
	used in the implementation of these functions.  Add
	P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
	function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
	since, unlike the AltiVec predicate framework implementation, we
	do not share function descriptors between vec_alle and vec_anyeq.
	(altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
	set of modes that receive special treatment even when
	TARGET_P9_VECTOR is true.  The special treatment emits code that
	does not depend on Power9 instructions.
	* config/rs6000/vector.md (vector_ne_<mode>_p): Change this
	define_expand to not rely on AltiVec predicate framework.
	(vector_ae_<mode>p): New define_expand to represent vec_any_eq
	function.
	(vector_ne_v2di_p): Change this define_expand to not rely on
	AltiVec predicate framework.
	(vector_ae_v2di_p): New define_expand to represent vec_any_eq
	function.
	(vector_ne_<mode>_p): Change this define_expand to not rely on
	AltiVec predicate framework.
	(vector_ae_<mode>p): New define_expand to represent vec_any_eq
	function.
	* config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
	(V16QI, V8HI, V4SI), correct a typo in the code emitted for this
	define_insn pattern.
	(*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
	define_insn pattern because the xvcmpne<VSs>. instruction is not
	supported.
	(vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
	instruction is not supported.

2017-03-01  Jakub Jelinek  <jakub@redhat.com>

	* config/nvptx/nvptx.c: Include intl.h.

2017-03-01  Martin Jambor  <mjambor@suse.cz>

	PR lto/78140
	* ipa-prop.h (ipa_bits): Removed field known.
	(ipa_jump_func): Removed field vr_known.  Changed fields bits and m_vr
	to pointers.  Adjusted their comments to warn about their sharing.
	(ipcp_transformation_summary): Change bits to a vector of pointers.
	(ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
	(ipa_get_ipa_bits_for_value): Declare.
	* tree-vrp.h (value_range): Mark as GTY((for_user)).
	* ipa-prop.c (ipa_bit_ggc_hash_traits): New.
	(ipa_bits_hash_table): Likewise.
	(ipa_vr_ggc_hash_traits): Likewise.
	(ipa_vr_hash_table): Likewise.
	(ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
	being pointers and vr_known being removed.
	(ipa_set_jf_unknown): Likewise.
	(ipa_get_ipa_bits_for_value): New function.
	(ipa_set_jfunc_bits): Likewise.
	(ipa_get_value_range): New overloaded functions.
	(ipa_set_jfunc_vr): Likewise.
	(ipa_compute_jump_functions_for_edge): Use the above functions to
	construct bits and vr parts of jump functions.
	(ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
	ipa_bits_hash_table and ipa_vr_hash_table if they do not already
	exist.
	(ipcp_grow_transformations_if_necessary): Also allocate
	ipa_bits_hash_table and ipa_vr_hash_table if they do not already
	exist.
	(ipa_node_params_t::duplicate): Do not copy bits, just pointers to
	them.  Fix too long lines.
	(ipa_write_jump_function): Adjust for bits and m_vr being pointers and
	vr_known being removed.
	(ipa_read_jump_function): Use new setter functions to construct bits
	and vr parts of jump functions or set them to NULL.
	(write_ipcp_transformation_info): Adjust for bits being pointers.
	(read_ipcp_transformation_info): Likewise.
	(ipcp_update_bits): Likewise.  Fix excessively long lines a trailing
	space.
	Include gt-ipa-prop.h.
	* ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
	being pointers.
	(ipcp_store_bits_results): Likewise.
	(propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
	Do not write to existing jump functions but use a temporary instead.

2017-03-01  Jakub Jelinek  <jakub@redhat.com>

	PR c++/79681
	* fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
	attempt to use its first operand as BIT_FIELD_REF base.

2017-03-01  Richard Biener  <rguenther@suse.de>

	PR middle-end/79721
	* tree-chrec.c (chrec_evaluate): Perform computation of Newtons
	interpolating formula in wrapping arithmetic.
	(chrec_apply): Convert chrec_evaluate return value to wanted type.

2017-03-01  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79734
	* tree-vect-generic.c (expand_vector_condition): Optimize
	AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
	Handle VEC_COND_EXPR where comparison has different inner width from
	type's inner width.

2017-02-28  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
	markup, and similar issues.  Remove @opindex entries for things
	that aren't options.  Add missing -mmpy-option entries.

2017-02-28  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79737
	* gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
	a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
	tmpbuf[byte_size - 1].  Call natice_encode_expr with byte_size - 1
	instead of byte_size.  Formatting fix.
	(shift_bytes_in_array_right): Formatting fix.

2017-02-28  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/79749
	* config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
	condition on optimize for the leaf function test.

2017-02-28  Martin Liska  <mliska@suse.cz>

	PR lto/79625
	* read-rtl-function.c (function_reader::handle_unknown_directive):
	Bail out when one uses -flto.

2017-02-28  Martin Liska  <mliska@suse.cz>

	* common.opt: Replace space with tabular for options of <number>
	type.
	* config/i386/i386.opt: Show <number> value for
	-mlarge-data-threshold.
	* opts.c (print_filtered_help): Do not display number in hexadecimal
	format.

2017-02-28  Martin Liska  <mliska@suse.cz>

	* common.opt: Fix --help=option -Q for options which are of
	an enum type.

2017-02-28  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (print_reg): Error out for values
	of 8-bit size in invalid integer register.

2017-02-28  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/79691
	* passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.

2017-02-28  Jakub Jelinek  <jakub@redhat.com>

	PR target/79729
	* config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
	gcc_unreachable with output_operand_lossage.

2017-02-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79740
	* tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
	inserts.
	(visit_nary_op): Insert the nary into the hashtable if we
	pattern-matched sth.
	* tree-ssa-pre.c (eliminate_insert): Robustify.

2017-02-28  Richard Biener  <rguenther@suse.de>

	PR middle-end/79731
	* fold-const.c (decode_field_reference): Reject out-of-bound
	accesses.

2017-02-28  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/i386.c: Include intl.h.
	(ix86_option_override_internal): Use cond ? G_("...") : G_("...")
	instead of just cond ? "..." : "...".
	* config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
	* coverage.c (read_counts_file): Likewise.
	* omp-offload.c: Include intl.h.
	(oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
	of just cond ? "..." : "...".
	* gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
	of just cond ? "..." : "...".

2017-02-28  Richard Earnshaw  <rearnsha@arm.com>

	PR target/79742
	* config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
	entry, if present.
	* config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
	'tune for' CPU name.
	* config/arm/arm-cpu-data.h: Regenerated.

2017-02-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79732
	* tree-inline.c (expand_call_inline): Do not shadow var.

2017-02-28  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79723
	* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
	address-space properly.

2017-02-28  Thomas Schwinge  <thomas@codesourcery.com>

	* doc/optinfo.texi (Optimization groups): Fix option used for
	OPTGROUP_ALL.
	* doc/invoke.texi (-fopt-info): Document "omp".
	* dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
	(OPTGROUP_ALL): Add OPTGROUP_OMP.
	* hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
	* ipa-hsa.c (pass_data_ipa_hsa): Likewise.
	* omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.

	* dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP.  Adjust
	all users.
	* dumpfile.c (optgroup_options): Instead of "openmp", associate
	OPTGROUP_OMP with "omp".

2017-02-27  Pat Haugen  <pthaugen@us.ibm.com>

	PR target/79544
	* config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
	for arithmetic shift of unsigned V2DI.

2017-02-27  Claudiu Zissulescu  <claziss@synopsys.com>

	* config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
	arc/linux.h headers.
	* config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
	(LINK_SPEC): Likewise.
	(ARC_TLS_EXTRA_START_SPEC): Likewise.
	(EXTRA_SPECS): Likewise.
	(STARTFILE_SPEC): Likewise.
	(ENDFILE_SPEC): Likewise.
	(LIB_SPEC): Likewise.
	(TARGET_SDATA_DEFAULT): Likewise.
	(TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
	(MULTILIB_DEFAULTS): Likewise.
	(DWARF2_UNWIND_INFO): Likewise.
	* config/arc/big.h: New file.
	* config/arc/elf.h: Likewise.
	* config/arc/linux.h: Likewise.
	* config/arc/t-uClibc: Remove.

2017-02-27  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/77536
	* tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
	(tree_transform_and_unroll_loop): Use above function to compute the
	estimated niter of unrolled loop and use it when scaling profile.
	Also use count info rather than frequency if it's non-zero.
	* tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
	* tree-vect-loop.c (scale_profile_for_vect_loop): New function.
	(vect_transform_loop): Call above function.

2017-02-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/45397
	* tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
	* tree-ssa-sccvn.c (valueized_wider_op): New helper.
	(visit_nary_op): Add pattern matching for CSEing sign-changed
	or truncated operations with wider ones.

2017-02-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79690
	* tree-vect-stmts.c (vectorizable_store): Use vector type
	built from the DR with address-space.

2017-02-26  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/invoke.texi (Optimize Options): Refine the description
	of asan-use-after-return.

2017-02-25  Alan Modra  <amodra@gmail.com>

	PR rtl-optimization/79584
	* lra-constraints.c (base_to_reg): Reload ad->base, the entire
	base, not ad->base_term, the reg within base.  Remove assertion
	that ad->base == ad->base_term.  Replace gen_int_mode using
	bogus mode with const0_rtx.

2017-02-25  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/79396
	* tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
	FMA_EXPR like tcc_binary or tcc_unary.

	* tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.

	PR debug/77589
	* dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
	bitfield.
	(size_of_loc_descr): Handle DW_OP_GNU_variable_value.
	(output_loc_operands): Handle DW_OP_call_ref and
	DW_OP_GNU_variable_value.
	(struct variable_value_struct): New type.
	(struct variable_value_hasher): Likewise.
	(variable_value_hash): New variable.
	(string_types): Remove.
	(copy_loc_descr): New function.
	(add_loc_descr_to_each): Clarify comment.  Use copy_loc_descr.
	(prepend_loc_descr_to_each): New function.
	(add_loc_list): Fix comment typo.  Use prepend_loc_descr_to_each
	instead of add_loc_descr_to_each if the first argument is single
	location list and the second has multiple.
	(resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
	(loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
	when looking for variable value which doesn't have other location info.
	(loc_list_from_tree): Formatting fix.
	(gen_array_type_die): Simplify DW_AT_string_length handling.
	(adjust_string_types): Remove.
	(gen_subprogram_die): Don't call adjust_string_types nor test/set
	string_types.  Call resolve_variable_values.
	(prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
	(resolve_addr_in_expr): Likewise.  Add A argument.
	(copy_deref_exprloc): Remove deref argument.  Adjust for the
	original expression being DW_OP_GNU_variable_value with optionally
	DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
	optionally after it.
	(optimize_string_length): Rework for DW_OP_GNU_variable_value.
	(resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
	callers.  Set remove_AT_byte_size if removing DW_AT_string_length.
	(variable_value_hasher::hash, variable_value_hasher::equal): New
	methods.
	(resolve_variable_value_in_expr, resolve_variable_value,
	resolve_variable_values, note_variable_value_in_expr,
	note_variable_value): New functions.
	(dwarf2out_early_finish): Call note_variable_value on all toplevel
	DIEs.

2017-02-24  Jakub Jelinek  <jakub@redhat.com>

	PR c/79677
	* opts.h (handle_generated_option): Add GENERATED_P argument.
	* opts-common.c (handle_option): Adjust function comment.
	(handle_generated_option): Add GENERATED_P argument, pass it to
	handle_option.
	(control_warning_option): Pass false to handle_generated_option
	GENERATED_P.
	* opts.c (maybe_default_option): Pass true to handle_generated_option
	GENERATED_P.
	* optc-gen.awk: Likewise.

2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
	a REG, look at the REG it is a SUBREG of.
	(splitter for cmpeqsi_t): Ditto.

2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/pa/pa.c (pa_combine_instructions): Do not share RTL.  Make
	the special USEs with the pattern of the insn, not the insn itself.

2017-02-24  Matthew Fortune  <matthew.fortune@imgtec.com>

	PR target/79473
	* doc/invoke.texi: Document -mload-store-pairs.

2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
	    Sandra Loosemore  <sandra@codesourcery.com>

	* config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
	argument isn't a CONST_INT.
	(nios2_alternate_compare_const): Assert op is a CONST_INT.
	(nios2_valid_compare_const_p): Assert op is a CONST_INT.
	(nios2_validate_compare): Bypass alternate compare logic if *op2
	is not a CONST_INT.
	(ldstwm_operation_p): Return false if first_base is not a REG or
	if first_offset is not a CONST_INT.

2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/cris/cris.md: Use correct operand in a define_peephole2.

2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.

2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
	this_insn if it is an INSN or JUMP_INSN.
	(force_offsettable): Look at base, not at addr.
	* config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
	on things that aren't necessarily CONST_INTs.

2017-02-24  Uros Bizjak  <ubizjak@gmail.com>

	* doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
	-mfpmath=sse is the default also for x86-32 targets with SSE2
	instruction set when @option{-ffast-math} is enabled

2017-02-24  Jeff Law  <law@redhat.com>

	PR rtl-optimizatoin/79286
	* ira.c (update_equiv_regs): Drop may_trap_p exception to
	dominance test.

2017-02-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79389
	* gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
	debug insns.

2017-02-24  Aldy Hernandez  <aldyh@redhat.com>

	* tree-ssa-loop-niter.c (number_of_iterations_exit): Update
	function comment to reflect reality.
	(loop_exits_before_overflow): Fix typo in function description.

2017-02-24  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79389
	* gimple-ssa-split-paths.c (is_feasible_trace): Verify more
	properly that a threading opportunity exists.  Detect conditional
	copy/constant propagation opportunities.

2017-02-23  Eric Botcazou  <ebotcazou@adacore.com>

	* config/visium/visium.md (type): Add trap.
	(b): New mode attribute.
	(*btst): Rename into...
	(*btst<mode>): ...this and adjust.
	(*cbranchsi4_btst_insn): Rename into...
	(*cbranch<mode>4_btst_insn): ...this and adjust.
	(trap): New define_insn.

2017-02-23  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79389
	* ifcvt.c (struct noce_if_info): Add rev_cond field.
	(noce_reversed_cond_code): New function.
	(noce_emit_store_flag): Use rev_cond if non-NULL instead of
	reversed_comparison_code.  Formatting fix.
	(noce_try_store_flag): Test rev_cond != NULL in addition to
	reversed_comparison_code.
	(noce_try_store_flag_constants): Likewise.
	(noce_try_store_flag_mask): Likewise.
	(noce_try_addcc): Use rev_cond if non-NULL instead of
	reversed_comparison_code.
	(noce_try_cmove_arith): Likewise.  Formatting fixes.
	(noce_try_minmax, noce_try_abs): Clear rev_cond.
	(noce_find_if_block): Initialize rev_cond.
	(find_cond_trap): Call noce_get_condition with then_bb == trap_bb
	instead of false as last argument never attempt to reverse it
	afterwards.

2017-02-23  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/79663
	* tree-predcom.c (combine_chains): Process refs in reverse order
	only for ZERO length chains, and add explaining comment.

2017-02-23  Jeff Law  <law@redhat.com>

	PR tree-optimization/79578
	* tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
	in call to operand_equal_p.

2017-01-23  Dominique d'Humieres  <dominiq@lps.ens.fr>

	PR target/71017
	* config/i386/cpuid.h: Fix another undefined behavior.

2017-02-23  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79683
	* tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
	vector types for data-refs.

2017-02-23  Martin Liska  <mliska@suse.cz>

	* params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.

2017-02-23  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/79665
	* internal-fn.c (get_range_pos_neg): Moved to ...
	* tree.c (get_range_pos_neg): ... here.  No longer static.
	* tree.h (get_range_pos_neg): New prototype.
	* expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
	are known to be in between 0 and signed maximum inclusive, try to
	expand both unsigned and signed divmod and use the cheaper one from
	those.

2017-02-22  Jeff Law  <law@redhat.com>

	PR tree-optimization/79578
	* tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
	to compare base operands.

2017-02-22  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/79211
	* config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
	gpc_reg_operand instead of fpr_reg_operand.

2017-02-22  Sameera Deshpande  <sameera.deshpande@imgtec.com>

	* config/mips/mips.c (mips_return_in_memory): Force FP
	vector types to be returned in memory for o32 ABI.

2017-02-22  Jakub Jelinek  <jakub@redhat.com>

	* dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
	instead of DW_TAG_member for static data member declarations and don't
	set no_linkage_name for static inline data members.
	(gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
	to DW_TAG_member.

2017-02-22  Martin Liska  <mliska@suse.cz>

	* doc/invoke.texi: Replace inequality signs with square brackets
	for -Wnormalized.

2017-02-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR tree-optimization/68644
	* gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.

2017-02-22  Matthew Fortune  <matthew.fortune@imgtec.com>

	PR target/78660
	* lra-constraints.c (simplify_operand_subreg): Handle
	WORD_REGISTER_OPERATIONS targets.

2017-02-22  Jakub Jelinek  <jakub@redhat.com>

	PR target/70465
	* reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
	and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
	elimination by swapping fld*.

2017-02-22  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79673
	* tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
	convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
	irrelevant address-space qualifiers and avoiding a
	ADDR_SPACE_CONVERT_EXPR from fold_convert.

2017-02-22  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79666
	* tree-vrp.c (extract_range_from_binary_expr_1): Make sure
	to not symbolically negate if that may introduce undefined
	overflow.

2017-02-22  Martin Liska  <mliska@suse.cz>

	PR lto/79587
	* data-streamer-in.c (streamer_read_gcov_count): Remove assert.
	* data-streamer-out.c (streamer_write_gcov_count_stream):
	Likewise.
	* value-prof.c (stream_out_histogram_value): Make assert more
	precise based on type of counter.

2017-02-21  Uros Bizjak  <ubizjak@gmail.com>

	PR target/79593
	* config/i386/i386.md (standard_x87sse_constant_load splitter):
	Use nonimmediate_operand instead of memory_operand for operand 1.
	(float-extend standard_x87sse_constant_load splitter): Ditto.

2017-02-21 Jeff Law  <law@redhat.com>

	PR tree-optimization/79621
	* gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
	blocks with edges to themselves.

2017-02-21  Jakub Jelinek  <jakub@redhat.com>

	PR target/79633
	* tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
	is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
	Use gimple_call_builtin_p.

	PR target/79570
	* sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
	on temporarily removed DEBUG_INSNs.

	PR tree-optimization/79649
	* tree-loop-distribution.c (classify_partition): Give up on
	non-generic address space loads/stores.

2017-02-21  Aldy Hernandez  <aldyh@redhat.com>

	* doc/loop.texi (Loop manipulation): Remove nonexistent
	tree_ssa_loop_version from the documentation.
	* cfgloopmanip.c (loop_version): Document CONDITION_BB argument.

2017-02-21  Jakub Jelinek  <jakub@redhat.com>

	PR target/79494
	* config/i386/i386.c (ix86_expand_split_stack_prologue): Call
	make_reg_eh_region_note_nothrow_nononlocal on call_insn.
	* config/rs6000/rs6000.c: Include except.h.
	(rs6000_expand_split_stack_prologue): Call
	make_reg_eh_region_note_nothrow_nononlocal on the call insn.

2017-02-21  Martin Jambor  <mjambor@suse.cz>

	PR lto/79579
	* ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
	have been analyzed.

2017-02-21  Martin Jambor  <mjambor@suse.cz>

	* common.opt (-fipa-cp-alignment): Mark as ignored and preserved
	for backward compatibility only.
	* doc/invoke.texi (Option Summary): Remove all references to
	-fipa-cp-alignment.

2017-02-21  Matthew Fortune  <matthew.fortune@imgtec.com>

	PR target/78660
	Revert:
	2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>

	* lra-constraints.c (curr_insn_transform): Handle
	WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.

2017-02-21  Martin Liska  <mliska@suse.cz>

	* config/i386/i386.opt: Replace -masm-dialect with -masm.

2017-02-21  Thomas Schwinge  <thomas@codesourcery.com>

	PR translation/79638
	* config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".

2017-02-21  Eric Botcazou  <ebotcazou@adacore.com>

	PR ada/67205
	* config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
	(arm_function_ok_for_sibcall): Return false for an indirect call by
	descriptor if all the argument registers are used.
	(arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
	alignment of the function.

2017-02-21  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/61441
	* simplify-rtx.c (simplify_const_unary_operation): For
	-fsignaling-nans and sNaN operand, return NULL_RTX rather than
	the sNaN unmodified.

2017-02-20  Bernd Edlinger  <bernd.edlinger@hotmail.de>

	* Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
	(LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
	instead of SYSTEM_HEADER_DIR.

2017-02-20  Gerald Pfeifer  <gerald@pfeifer.com>
	    Martin Liška  <mliska@suse.cz>

	* doc/invoke.texi (use-after-scope-direct-emission-threshold):
	Fix typos and grammar, use active voice, and clarify.

2017-02-20  Marek Polacek  <polacek@redhat.com>

	PR middle-end/79537
	* gimplify.c (gimplify_expr): Handle unused *&&L;.

	PR sanitizer/79558
	* ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.

2017-02-20  Jakub Jelinek  <jakub@redhat.com>

	PR target/79568
	* config/i386/i386.c (ix86_expand_builtin): Handle
	OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
	ix86_builtins_isa[fcode].isa as a requirement of those
	flags and any other flag in the bitmask.
	(ix86_init_mmx_sse_builtins): Use 0 instead of
	~OPTION_MASK_ISA_64BIT as mask.
	* config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
	__builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
	__builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
	__builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.

2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>

	PR target/78012
	* lra-constraints.c (split_reg): Check requested split mode
	is supported by the register.

2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>

	* lra-constraints.c (simplify_operand_subreg): Remove early
	return false.

2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>

	PR target/78660
	* lra-constraints.c (curr_insn_transform): Tighten condition
	for converting SUBREG reloads from OP_OUT to OP_INOUT.

2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>

	PR target/78660
	* lra-constraints.c (curr_insn_transform): Handle
	WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.

2017-02-19  Uros Bizjak  <ubizjak@gmail.com>

	Revert:
	2016-05-30  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".

2017-02-19  Jonathan Wakely  <jwakely@redhat.com>

	PR c++/69523
	* doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
	description.

2017-02-19  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	* gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
	for FMA_EXPR.

2017-02-18  Jakub Jelinek  <jakub@redhat.com>

	* final.c (last_columnnum, override_columnnum): New variables.
	(final_start_function): Set last_columnnum, pass it to begin_prologue
	hook and pass 0 to dwarf2out_begin_prologue.
	(final_scan_insn): Update override_columnnum.  Pass last_columnnum
	to source_line debug hook.
	(notice_source_line): Compute last_columnnum and for debug_column_info
	return true on column changes.
	* debug.h (struct gcc_debug_hooks): Add column argument to
	source_line and begin_prologue hooks.
	(debug_nothing_int_charstar_int_bool): Remove prototype.
	(debug_nothing_int_int_charstar,
	debug_nothing_int_int_charstar_int_bool): New prototypes.
	(dwarf2out_begin_prologue): Add column argument.
	* debug.c (do_nothing_debug_hooks): Adjust source_line and
	begin_prologue hooks.
	(debug_nothing_int_charstar_int_bool): Remove.
	(debug_nothing_int_int_charstar,
	debug_nothing_int_int_charstar_int_bool): New functions.
	* dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
	through to dwarf2out_source_line.
	(dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
	(dwarf2out_source_line): Add column argument, emit it if requested.
	* sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
	arguments.
	* xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
	* xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
	* vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
	through to dwarf2out_begin_prologue.
	(vmsdbgout_source_line): Add column argument, pass it through to
	dwarf2out_source_line.
	* dbxout.c (dbxout_begin_prologue): Add column argument, adjust
	dbxout_source_line caller.
	(dbxout_source_line): Add column argument.

	* common.opt (gno-column-info, gcolumn-info): New options.
	* dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
	(check_die): Also test for multiple DW_AT_decl_column attributes.
	(add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
	DW_AT_decl_column if requested.
	(gen_subprogram_die): Compare and/or add also DW_AT_decl_column
	if requested.
	(gen_variable_die): Likewise.
	(add_call_src_coords_attributes): Add DW_AT_call_column if requested.
	* doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.

	PR target/79569
	* config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
	* common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
	(ix86_handle_option): Handle OPT_m3dnowa.
	* doc/invoke.texi (-m3dnowa): Document.
	* doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
	-m3dnowa instead of -m3dnow -march=athlon.

	PR target/79559
	* config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
	instead of gcc_assert for K, r and R code checks.  Formatting fixes.

2017-02-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/79261
	* config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
	support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
	* config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
	generator for vsx_xxpermdi_<mode>_be.
	* config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
	force big-endian semantics.
	(vsx_xxpermdi_<mode>_be): New define_expand with same
	implementation as previous version of vsx_xxpermdi_<mode>.

2017-02-17  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79327
	* gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
	variable, its initialization and use.

2017-02-17  Julia Koval  <julia.koval@intel.com>

	* common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
	(OPTION_MASK_ISA_PKU_UNSET): New.
	(ix86_handle_option): Handle -mrdpid.
	* config/i386/cpuid.h (bit_RDPID): New.
	* config/i386/driver-i386.c (host_detect_local_cpu):
	Detect RDPID feature.
	* config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
	* config/i386/i386-c.c (ix86_target_macros_internal):
	Handle RDPID flag.
	* config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
	(ix86_valid_target_attribute_inner_p): Add "rdpid".
	(ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
	* config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
	* config/i386/i386.md (define_insn "rdpid"): New.
	* config/i386/i386.opt Add -mrdpid.
	* config/i386/immintrin.h (_rdpid_u32): New.

2017-02-17  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/79541
	* lra-constraints.c (curr_insn_transform): Remove wrong asm insn
	instead of transforming it into USE.

2017-02-17  Segher Boessenkool  <segher@kernel.crashing.org>

	* config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
	If HONOR_SNANS (SFmode) force the input to a register.
	(*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
	(*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
	an frsp or similar insn.

2017-02-17  Martin Liska  <mliska@suse.cz>

	PR rtl-optimization/79577
	* params.def (selsched-max-sched-times): Increase minimum to 1.

2017-02-17  Martin Liska  <mliska@suse.cz>

	PR rtl-optimization/79574
	* gcse.c (want_to_gcse_p): Prevent integer overflow.

2017-02-17  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/79529
	* tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
	ssa_defined_default_def_p to handle cases which are implicitly
	defined.
	* tree-ssa.c (ssa_defined_default_def_p): New function.
	(ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
	which are implicitly defined.
	* tree-ssa.h (ssa_defined_default_def_p): Declare.

2017-02-17  Richard Biener  <rguenther@suse.de>

	PR middle-end/79576
	* params.def (max-ssa-name-query-depth): Limit to 10.

2017-02-17  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79552
	* tree-ssa-structalias.c (visit_loadstore): Properly verify
	default defs.

2017-02-17  Richard Biener  <rguenther@suse.de>

	PR bootstrap/79567
	* genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.

2017-02-17  Marek Polacek  <polacek@redhat.com>

	PR middle-end/79536
	* fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
	(fold_negate_expr): New wrapper.

2017-02-16  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]: 
	Correct terminology and de-emphasize pre-standard behavior.

2017-02-16  Alan Modra  <amodra@gmail.com>

	PR rtl-optimization/79286
	* ira.c (def_dominates_uses): New function.
	(update_equiv_regs): Don't create an equivalence for insns that
	may trap where the register def does not dominate the use.

2017-02-16  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/78127
	* lra.c (lra): Call lra_eliminate before finish the loop after
	lra_constraint.

2017-02-16  Richard Biener  <rguenther@suse.de>

	* graphite.h: Do not include isl/isl_val_gmp.h, instead include
	isl/isl_val.h.
	* graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
	(gcc_expression_from_isl_expr_int): Use generic isl_val interface.
	* graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
	(isl_val_int_from_wi): New function.
	(extract_affine_gmp): Rename to ...
	(extract_affine_wi): ... this, take a widest_int.
	(extract_affine_int): Just wrap extract_affine_wi.
	(add_param_constraints): Use isl_val_int_from_wi.
	(add_loop_constraints): Likewise, and extract_affine_wi.

2017-02-15 Jeff Law  <law@redhat.com>

	PR middle-end/79521
	* ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
	ira_init_register_move_cost_if_necessary.

2017-02-15  Martin Sebor  <msebor@redhat.com>

	PR middle-end/32003
	* doc/invoke.texi (-fdump-final-insns): Replace option accidentally
	removed in a prior commit.

2017-02-15  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/79347
	* tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
	counters during peeling.

2017-02-15  Thomas Schwinge  <thomas@codesourcery.com>

	* Makefile.in (site.exp): Remove "set ISLVER".

2017-02-15  Jakub Jelinek  <jakub@redhat.com>

	PR target/79487
	* real.c (real_from_integer): Call real_convert even for decimal.

2017-02-15  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	PR target/79421
	* config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.

2017-02-14  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
	cores and change the partno/implementer to be correct.
	(thunderx2t99p1): New core which replaces thunderx2t99 and still has
	the 'B" as the implementer.
	* config/aarch64/aarch64-tune.md: Regenerate.

2017-02-14  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000.c: Add case statement entry to make the
	xvcvuxdsp built-in argument unsigned.
	* config/rs6000/vsx.md: Fix the source and return operand types so they
	match the instruction definitions from the ISA document.  Fix typo
	in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
	statement.

2017-02-14  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/79282
	* lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
	member early_clobber_alts.
	* lra-lives.c (reg_early_clobber_p): New.
	(process_bb_lives): Use it.
	* lra.c (new_insn_reg): New arg early_clobber_alts.  Use it.
	(debug_operand_data): Initialize early_clobber_alts.
	(setup_operand_alternative): Set up early_clobber_alts.
	(collect_non_operand_hard_regs): Ditto.  Pass early clobber
	alternatives to new_insn_reg.
	(add_regs_to_insn_regno_info): Add arg early_clobber_alts.  Use
	it.
	(lra_update_insn_regno_info): Pass the new arg.

2017-02-14  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/79505
	* omp-offload.c (free_oacc_loop): Release loop->ifns vector.
	(new_oacc_loop_raw): Don't clear already cleared fields.

	PR target/79481
	* config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
	_mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
	_mm512_prefetch_i64gather_ps): New inline functions and macros.

2017-02-14  Uros Bizjak  <ubizjak@gmail.com>

	PR target/79495
	* config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.

2017-02-14  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/79498
	* config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
	the extra instruction to the right place to store 128-bit constant
	when needed.

2017-02-14  Martin Sebor  <msebor@redhat.com>

	PR middle-end/79448
	* gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
	  warning for strings of unknown length.

2017-02-13  Segher Boessenkool  <segher@kernel.crashing.org>

	* config.gcc (supported_defaults) [powerpc*-*-*]: Update.

2017-02-14 Jeff Law  <law@redhat.com>

	PR target/79404
	* ira-costs.c (scan_one_insn): Initialize register move costs
	for pseudos seen in USE/CLOBBER insns.

	PR tree-optimization/79095
	* tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
	if the numerator has the range ~[0,0] make the resultant range ~[0,0].
	(extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
	if the operands are known to be not equal, then the resulting range
	is ~[0,0].
	(intersect_ranges): If the new range is ~[0,0] and the old range is
	wide, then prefer ~[0,0].
	* tree-vrp.c (overflow_comparison_p_1): New function.
	(overflow_comparison_p): New function.
	* tree-vrp.c (register_edge_assert_for_2): Register additional asserts
	if NAME is used in an overflow test.
	(vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
	overflow check that can be expressed as an equality test, then adjust
	ops to be that equality test.

2017-02-14  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390-builtin-types.def: Remove flags argument.
	* config/s390/s390.c (s390_init_builtins): Likewise.

2017-02-14  Martin Liska  <mliska@suse.cz>

	* tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
	vector.  Fix trailing white spaces.

2017-02-14  James Greenhalgh  <james.greenhalgh@arm.com>

	* config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
	HFmode.

2017-02-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR rtl-optimization/68664
	* config/arm/arm.c (arm_sched_can_speculate_insn):
	New function.  Declare prototype.
	(TARGET_SCHED_CAN_SPECULATE_INSN): Define.

2017-02-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR rtl-optimization/68664
	* config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
	New function.
	(TARGET_SCHED_CAN_SPECULATE_INSN): Define.

2017-02-14  Amit Pawar  <amit.pawar@amd.com>

	* config/i386/i386.c (znver1_cost): Fix the alignment for function and
	max skip bytes for function, loop and jump.

2017-02-14  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>

	* gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
	ABS_EXPR for gimple dump.

2017-02-14  Jakub Jelinek  <jakub@redhat.com>

	PR target/79462
	* config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].

	PR tree-optimization/79408
	* tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
	case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
	(simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
	also if rhs1 is INTEGER_CST.

2017-02-14  Richard Biener  <rguenther@suse.de>

	PR middle-end/79432
	* tree-into-ssa.c (insert_phi_nodes): When the function can
	have abnormal edges rewrite SSA names with broken use-def
	dominance out of SSA and register them for PHI insertion.

2017-02-13  Martin Sebor  <msebor@redhat.com>

	PR middle-end/79496
	* gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
	clearing info.nowrite flag when snprintf size argument is a range.

2017-02-13  Jakub Jelinek  <jakub@redhat.com>

	* cprop.c (cprop_jump): Add missing space in string literal.
	* tree-ssa-structalias.c (rewrite_constraints): Likewise.
	(get_constraint_for_component_ref): Likewise.
	* df-core.c (df_worklist_dataflow_doublequeue): Likewise.
	* tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
	* lra-constraints.c (process_alt_operands): Likewise.
	* ipa-inline.c (inline_small_functions): Likewise.
	* tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
	* cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
	* trans-mem.c (diagnose_tm_1_op): Likewise.
	* omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
	(grid_parallel_clauses_gridifiable): Likewise.

	* config/nvptx/mkoffload.c (process): Add space in between
	, and %d.

	* config/i386/i386.h (REG_CLASS_NAMES): Add , in between
	"MOD4_SSE_REGS" and "ALL_REGS".

	* spellcheck.c (test_data): Add , in between "foo" and "food".

2017-02-13  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	PR target/79449
	* config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
	boundary crossing check and subsequent code generation agree.

2017-02-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64.c (has_memory_op): Delete.
	(aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
	has_memory_op.

2017-02-13  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/79388
	PR rtl-optimization/79450
	* combine.c (distribute_notes): When removing TEM_INSN for which
	corresponding dest has last value recorded, invalidate that last
	value.

2017-02-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
	of explicit '@'.  Add missing assembly comment marker on branch costs
	printout.

2017-02-13  Nathan Sidwell  <nathan@acm.org>

	* gengtype-lex.l (<in_struct>): Add '/'.

2017-02-13  Martin Liska  <mliska@suse.cz>

	PR c/79471
	* calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.

2017-02-13  Richard Biener  <rguenther@suse.de>

	* configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
	Remove.
	* configure: Re-generate.
	* config.in: Likewise.
	* graphite-dependences.c: Simplify as if
	HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
	* graphite-isl-ast-to-gimple.c: Likewise.
	* graphite-optimize-isl.c: Likewise.
	* graphite-poly.c: Likewise.
	* graphite-sese-to-poly.c: Likewise.
	* graphite.h: Likewise.
	* toplev.c: Include isl/version.h and use isl_version () for
	printing the ISL version.
	* doc/install.texi: Update ISL requirement.

2017-02-12  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/standards.texi (Standards): Update reference to
	Objective-C 2.0.

2017-02-12  Gerald Pfeifer  <gerald@pfeifer.com>
	
	* doc/extend.texi (Named Address Spaces): sourceware.org now
	defaults to https.
	* doc/install.texi (Binaries): Ditto.
	(Specific): Ditto.

2017-02-11  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/cpp.texi: Replace "stringify"/"stringification" with C 
	standard terminology "stringize"/"stringizing" throughout.
	* doc/cppinternals.texi: Likewise.

2017-02-11  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/extend.texi: Fix some spelling mistakes and typos.
	* doc/invoke.texi: Likewise.

2017-02-11  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/79224
	* params.def (inline-min-speedup) Change from 10 to 8.

2017-02-11  Jakub Jelinek  <jakub@redhat.com>

	* doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
	4.5.

2017-02-11  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/79224
	* ipa-inline-analysis.c (get_minimal_bb): New function.
	(record_modified): Use it.
	(remap_edge_change_prob): Handle also ancestor functions.

2017-02-11  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/contrib.texi (Contributors): Remove broken link into
	the Mauve CVS repository.

2017-02-11  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/79454
	* internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
	result computation whenever lhs doesn't have vector mode, not
	just when it has BLKmode.

2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/makefile.texi (profiledbootstrap): Refer to the
	installation instructions only in textual form.

2017-02-10  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	PR target/79295
	* config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.

2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Specific): Use https for blackfin.uclinux.org.
	(Specific): Update mingw-w64 reference.
	(Binaries): Ditto.
	(Specific): Remove broken link to Renesas RX processor.

2017-02-10  Richard Biener  <rguenther@suse.de>

	* toplev.c (process_options): Do not mention obsolete graphite
	options when printing sorry message about missing graphite support.
	Mention -floop-nest-optimize.

2017-02-10  Christophe Lyon  <christophe.lyon@linaro.org>

	* config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
	(vtst_p16): Likewise.
	(vtstq_p8): Likewise.
	(vtstq_p16): Likewise.
	(vtst_p64): New.
	(vtstq_p64): Likewise.
	* config/arm/arm_neon.h (vgetq_lane_p64): New.
	(vset_lane_p64): New.
	(vsetq_lane_p64): New.

2017-02-10  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79411
	* tree-ssa-reassoc.c (is_reassociable_op): Return false if
	stmt operands are SSA_NAMEs used in abnormal phis.
	(can_reassociate_p): Return false if op is SSA_NAME used in abnormal
	phis.

2017-02-09  Jan Hubicka  <hubicka@ucw.cz>

	PR ipa/70795
	* cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
	flag if needed.

2017-02-09  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-loop-unswitch.c (hoist_guard): Update profile.

2017-02-09  Jakub Jelinek  <jakub@redhat.com>

	* omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
	to avoid warning.

	PR c/79413
	* gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
	not arbitrary TREE_CONSTANT.

	PR c/79431
	* gimplify.c (gimplify_adjust_omp_clauses): Ignore
	"omp declare target link" attribute unless is_global_var.
	* omp-offload.c (find_link_var_op): Likewise.

2017-02-09  Nathan Sidwell  <nathan@codesourcery.com>
	    Chung-Lin Tang  <cltang@codesourcery.com>

	* gimplify.c (gimplify_scan_omp_clauses): No special handling for
	OMP_CLAUSE_TILE.
	(gimplify_adjust_omp_clauses): Don't delete TILE.
	(gimplify_omp_for): Deal with TILE.
	* internal-fn.c (expand_GOACC_TILE): New function.
	* internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
	(GOACC_TILE): New.
	* omp-expand.c (struct oacc_collapse): Add tile and outer fields.
	(expand_oacc_collapse_init): Add LOC paramter.  Initialize tile
	element fields.
	(expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
	avoid DIV for outermost collapse var.
	(expand_oacc_for): Insert tile element loop as needed.  Adjust.
	Remove out of date comments, fix whitespace.
	* omp-general.c (omp_extract_for_data): Deal with tiling.
	* omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
	adjust OLF_DIM_BASE value.
	(struct omp_for_data): Add tiling field.
	* omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
	(lower_oacc_head_mark): Add OLF_TILE as appropriate.  Ensure 2 levels
	for auto loops.  Remove default auto determining, moved to
	oacc_loop_fixed_partitions.
	* omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
	stmts, add e_mask field.
	(oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
	(oacc_thread_numbers): Use oacc_dim_call.
	(oacc_xform_tile): New.
	(new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
	(finish_oacc_loop): Adjust for ifns vector.
	(oacc_loop_discover_walk): Append loop abstraction sites to list,
	add case for GOACC_TILE fns.
	(oacc_loop_xform_loop): Delete.
	(oacc_loop_process): Iterate over call list directly, and add
	handling for GOACC_TILE fns.
	(oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
	dump partitioning.
	(oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
	vector partitioning to outer loops.  Assign 2 partitions to loops
	when available. Add TILE handling.
	(oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
	(execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
	* tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
	* tree.c (omp_clause_num_ops): Adjust TILE ops.
	* tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.

2017-02-09  Gerald Pfeifer  <gerald@pfeifer.com>

	* configure.ac (ACX_BUGURL): Update.
	* configure: Regenerate.

2017-02-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69823
	* graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
	Properly enumerate all BBs in the region.  Use auto_vec/auto_bitmap.

2017-02-09  Andrew Burgess  <andrew.burgess@embecosm.com>

	* config/arc/arc-c.def: Add __NPS400__ definition.
	* config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
	(TARGET_NPS400): Define.

2017-02-09  Andrew Burgess  <andrew.burgess@embecosm.com>

	* config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
	file.
	(arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
	pointer, arch_info.
	(arc_cpu_types): Fill the arch_info field with a pointer into the
	arc_arch_types table.
	(arc_selected_cpu): Declare.
	* config/arc/arc.c (arc_selected_cpu): Make global.
	(arc_selected_arch): Delete.
	(arc_base_cpu): Delete.
	(arc_override_options): Remove references to deleted variables,
	update access to arch information.
	(ARC_OPT): Update access to arch information.
	(ARC_OPTX): Likewise.
	* config/arc/arc.h (arc_base_cpu): Remove declaration.
	(TARGET_ARC600): Update access to arch information.
	(TARGET_ARC601): Likewise.
	(TARGET_ARC700): Likewise.
	(TARGET_EM): Likewise.
	(TARGET_HS): Likewise.
	* config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
	information.

2017-02-08  Pat Haugen  <pthaugen@us.ibm.com>

	PR target/78604
	* config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
	condition/operands for integer GE/LE/GEU/LEU operations.

2017-02-08  Segher Boessenkool  <segher@kernel.crashing.org>

	PR translation/79397
	* config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
	of AltiVec.

2017-02-08  Martin Jambor  <mjambor@suse.cz>

	PR ipa/79375
	* ipa-prop.c (ipa_alloc_node_params): Make static, return bool
	whether allocation happened.
	(ipa_initialize_node_params): Do not call ipa_alloc_node_params if
	nothing was allocated.

2017-02-08  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79408
	* tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
	constant, but SSA_NAME with a known integer range, use the minimum
	of that range instead of op1 to determine if modulo can be replaced
	with its first operand.

2016-02-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.

2017-02-08  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71824
	* graphite-scop-detection.c (scop_detection::build_scop_breadth):
	Check all loops contained in the merged region.

2017-02-07  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64.md (popcount<mode>2): New pattern.

2017-02-07  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
	(thunderxt88): Likewise.
	(thunderxt81): Disable LSE and change v8.1 to v8.
	(thunderxt83): Likewise.

2017-02-07  Jakub Jelinek  <jakub@redhat.com>
	    Richard Biener  <rguenther@suse.de>

	PR middle-end/79399
	* ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
	type from int to size_t.
	* ira-costs.c (struct_costs_size): Change type from int to size_t.

2017-02-07  Jakub Jelinek  <jakub@redhat.com>

	PR rtl-optimization/79386
	* cprop.c (bypass_conditional_jumps): Initialize
	bypass_last_basic_block already before splitting bbs after
	unconditional traps...
	(bypass_conditional_jumps): ... rather than here.

	PR target/79299
	* config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
	(*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
	*avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
	fix -masm=intel patterns.

2017-02-07  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79256
	PR middle-end/79278
	* builtins.c (get_object_alignment_2): Use min_align_of_type
	to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
	and ADJUST_FIELD_ALIGN.

	* doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
	type parameter.
	* doc/tm.texi: Regenerate.
	* stor-layout.c (layout_decl): Adjust.
	(update_alignment_for_field): Likewise.
	(place_field): Likewise.
	(min_align_of_type): Likewise.
	* config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
	* config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
	* config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
	* config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
	* config/frv/frv.c (frv_adjust_field_align): Likewise.
	* config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
	* config/i386/i386.c (x86_field_alignment): Likewise.
	* config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
	* config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
	* config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
	* config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
	* config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
	* config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
	 Likewise.

	Revert
	2017-01-30  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79256
	* targhooks.c (default_builtin_vector_alignment_reachable): Honor
	BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
	alignment on TYPE.

2017-02-07  Toma Tabacu  <toma.tabacu@imgtec.com>

	* config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
	argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
	builtins to SImode and emit a zero-extend, if necessary.

2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>

	* docs/invoke.texi (RISC-V Options): Alphabetize.

2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>

	* doc/invoke.texi (RISC-V Options): Use two spaces to separate
	options.

2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>

	* config/riscv/riscv.c: New file.
	* gcc/common/config/riscv/riscv-common.c: Likewise.
	* config.gcc: Likewise.
	* config/riscv/constraints.md: Likewise.
	* config/riscv/elf.h: Likewise.
	* config/riscv/generic.md: Likewise.
	* config/riscv/linux.h: Likewise.
	* config/riscv/multilib-generator: Likewise.
	* config/riscv/peephole.md: Likewise.
	* config/riscv/pic.md: Likewise.
	* config/riscv/predicates.md: Likewise.
	* config/riscv/riscv-builtins.c: Likewise.
	* config/riscv/riscv-c.c: Likewise.
	* config/riscv/riscv-ftypes.def: Likewise.
	* config/riscv/riscv-modes.def: Likewise.
	* config/riscv/riscv-opts.h: Likewise.
	* config/riscv/riscv-protos.h: Likewise.
	* config/riscv/riscv.h: Likewise.
	* config/riscv/riscv.md: Likewise.
	* config/riscv/riscv.opt: Likewise.
	* config/riscv/sync.md: Likewise.
	* config/riscv/t-elf-multilib: Likewise.
	* config/riscv/t-linux: Likewise.
	* config/riscv/t-linux-multilib: Likewise.
	* config/riscv/t-riscv: Likewise.
	* configure.ac: Likewise.
	* doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
	Waterman as RISC-V maintainers.
	* doc/install.texi: Add RISC-V entries.
	* doc/invoke.texi: Add RISC-V options section.
	* doc/md.texi: Add RISC-V constraints section.
	* configure: Regenerated.

2017-02-06  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/66144
	* config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
	false values to be constant vectors with all 0 or all 1 bits set.
	(vcondu<mode><mode>): Likewise.
	* config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
	predicate.
	(fpmask_comparison_operator): Update comment.
	(vecint_comparison_operator): New predicate.
	* config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
	vector conditionals when the true and false values are constant
	vectors with all 0 bits or all 1 bits set.

2017-02-06  Martin Sebor  <msebor@redhat.com>

	PR  tree-optimization/79376
	* gimple-fold.c (get_range_strlen): Set the minimum length to zero.

2017-02-06  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/sse.md (vector modes -> vec_extract* splitter): Use
	explicit subreg RTX with operand 1.  Use VECTOR_MODE_P predicate
	to simplify split condition.

2017-02-06  Jakub Jelinek  <jakub@redhat.com>

	* omp-expand.c (oxpand_omp_atomic_fetch_op,
	expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
	false.

2017-02-06  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/68664
	* target.def (can_speculate_insn): New hook.
	* doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
	* doc/tm.texi: Regenerate.
	* sched-rgn.c (can_schedule_ready_p): Use the new hook.
	* config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
	(rs6000_sched_can_speculate_insn): New function.

2017-02-06  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79284
	* tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
	* tree-vect-stmts.c (vect_get_vec_def_for_operand,
	vectorizable_mask_load_store, vectorizable_operation,
	vect_is_simple_cond, get_same_sized_vectype): Use it instead
	of comparing TREE_CODE of a type against BOOLEAN_TYPE.
	* tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
	vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
	* tree-vect-slp.c (vect_get_constant_vectors): Likewise.
	* tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
	Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
	is_gimple_assign (stmt).  Replace another such test with
	is_gimple_assign (stmt).

2017-02-06  Georg-Johann Lay  <avr@gjlay.de>

	PR target/78883
	* config/avr/avr.c (rtl-iter.h): Include it.
	(TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
	(avr_legitimate_combined_insn): ...and implementation.

2017-02-06  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
	* config/s390/s390.c (s390_const_operand_ok)
	(s390_canonicalize_comparison, s390_extract_part)
	(s390_single_part, s390_contiguous_bitmask_nowrap_p)
	(s390_contiguous_bitmask_p, s390_rtx_costs)
	(legitimize_pic_address): Likewise.
	* config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
	* config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
	("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
	("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
	* config/s390/vector.md ("vec_vfenes<mode>"): Likewise.

2017-02-06  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.md (*addhi3_zero_extend): Add alternative where
	REGNO($0) == REGNO($1).

2017-02-06  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/linux.h(SIZE_TYPE): Add comment.

2017-02-06  Julian Brown  <julian@codesourcery.com>
	    Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
	    Virendra Pathak  <virendra.pathak@broadcom.com>

	* config/aarch64/aarch64-cores.def: Change the scheduler
	to Thunderx2t99.
	* config/aarch64/aarch64.md: Include thunderx2t99.md.
	* config/aarch64/thunderx2t99.md: New file.

2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/standards.texi (Go Language): Update link to language
	standard.

2017-02-05  Jan Hubicka  <hubicka@ucw.cz>

	* tree-eh.c (lower_resx): Sanitize profile.
	(cleanup_empty_eh_move_lp): Likewise.

2017-02-05  Jan Hubicka  <hubicka@ucw.cz>

	PR tree-ssa/79347
	* cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
	ELSE_PROB.
	* cfgloopmanip.h (loop_version): Update prototype.
	* modulo-sched.c (sms_schedule): Update call of loop_version.
	* tree-if-conv.c(version_loop_for_if_conversion): Likewise.
	* tree-parloops.c (gen_parallel_loop): Likewise.
	* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
	* tree-ssa-loop-split.c (split_loop): Likewise.
	* tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
	* tree-vect-loop-manip.c (vect_loop_versioning): Likewise.

2017-02-05  Martin Liska  <mliska@suse.cz>

	PR bootstrap/78985
	* config/s390/s390.c (s390_gimplify_va_arg): Initialize local
	variable to NULL.
	(print_operand_address): Initialize a struct to zero.

2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/contrib.texi (Contributors): Refer to Hans Boehm's
	garbage collector only in textual form.

2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>
	
	* doc/extend.texi (x86 specific memory model extensions for
	transactional memory): Simplify a phrase.

2017-02-05  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/79353
	* config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
	'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
	(atomic_storedi_1): Likewise.

2017-02-04  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79338
	* tree-parloops.c (gather_scalar_reductions): Don't call
	vect_analyze_loop_form for loop->inner before destroying loop's
	loop_vinfo.

2017-02-03  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/79327
	* gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
	when precision has resulted in leading zeros.
	(format_integer): Adjust the likely counter to assume an unknown
	argument that may be zero is non-zero.

2017-02-03  Jason Merrill  <jason@redhat.com>

	PR c++/78689
	* tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
	avoid copying non-taken branch.

2017-02-03  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79340
	* tree-vect-loop.c (vectorizable_reduction): Release
	vec_defs elements after safe_splicing them into other vectors.
	Formatting fixes.

	PR tree-optimization/79327
	* gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
	true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
	dirtype.
	(format_integer): Use wide_int_to_tree instead of build_int_cst
	+ to_?hwi.  If argmin is NULL, just set argmin and argmax to
	TYPE_{MIN,MAX}_VALUE of argtype.  Simplify and fix computation
	of shortest and longest sequence.

2017-02-03  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (dimode_scalar_chain::convert_reg):
	Use pextrd for TARGET_SSE4_1 when creating scalar copy.

2017-02-03  Walter Lee  <walt@tilera.com>

	PR target/78862
	* config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
	after initial stackframe link reg save.
	* config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.

2017-02-03  Jakub Jelinek  <jakub@redhat.com>

	PR target/79354
	* config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
	wu for stxssp alternative.

2017-02-03  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/79352
	* gimple-fold.c (get_range_strlen): Add argument.
	(get_range_strlen): Change return type to bool.
	(get_maxval_strlen): Pass in a dummy argument.
	* gimple-fold.h (get_range_strlen): Change return type to bool.
	* gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
	* tree.h (array_at_struct_end_p): Add argument.
	* tree.c (array_at_struct_end_p): Handle it.

2017-02-03  Martin Liska  <mliska@suse.cz>

	PR lto/66295
	* multiple_target.c (create_dispatcher_calls): Redirect edge
	from a caller of a dispatcher.
	(expand_target_clones): Make the clones local.
	(ipa_target_clone): Do both target clones and resolvers.
	(ipa_dispatcher_calls): Remove the pass.
	(pass_dispatcher_calls::gate): Likewise.
	(make_pass_dispatcher_calls): Likewise.
	* passes.def (pass_target_clone): Put as very first IPA early
	pass.

2017-02-03  Martin Liska  <mliska@suse.cz>

	* symtab.c (symtab_node::binds_to_current_def_p): Bail out
	in case of a function with ifunc attribute.

2017-02-03  Martin Liska  <mliska@suse.cz>

	* cgraph.c (cgraph_node::dump): Dump function version info.
	* symtab.c (symtab_node::dump_base): Add missing new line.

2017-02-02  Jan Hubicka  <hubicka@ucw.cz>

	* tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
	(ifcombine_ifandif): Use it.

2017-02-03  Martin Liska  <mliska@suse.cz>

	* doc/invoke.texi: Document default value for
	use-after-scope-direct-emission-threshold.

2017-02-03  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/79339
	* gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
	(format_floating): Likewise.

2017-02-03  Martin Liska  <mliska@suse.cz>

	PR ipa/79337
	* ipa-prop.c (ipa_node_params_t::insert): Remove current
	implementation.
	(ipa_node_params_t::remove): Likewise.
	* ipa-prop.h (ipa_node_params::ipa_node_params): Make default
	initialization from removed ipa_node_params_t::insert.
	(ipa_node_params::~ipa_node_params): Move from removed
	ipa_node_params_t::release.
	* symbol-summary.h (symbol_summary::m_released): New member.
	Do not release a summary twice.  Do not allow to call finalizer
	for types of a summary that live in GGC memory.

2017-02-02  Naveen H.S  <Naveen.Hurugalawadi@cavium.com>

	* config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
	cmp_branch fusion.

2017-02-02  Martin Sebor  <msebor@redhat.com>

	PR middle-end/79275
	* gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
	(format_string): Tighten up the range of output for non-constant
	strings and correct the expected range for wide non-constant strings.

2017-02-02  Martin Sebor  <msebor@redhat.com>

	* doc/invoke.texi (-maccumulate-args): Fix bad grammar.

	PR middle-end/32003
	* doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
	index.
	(-fdump-tree-@var): Add to index and document how to come up
	with pass-specific option and dump file names.
	(-fdump-passes): Clarify where to look for output.

2017-02-02  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/77445
	* tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
	statistics of the analyzed path; allow threading for speed when
	any of BBs along the path are optimized for speed.

2017-02-02  Eric Botcazou  <ebotcazou@adacore.com>

	PR middle-end/78468
	* emit-rtl.c (init_emit): Add ??? comment for problematic alignment
	settings of the virtual registers.

	Revert again
	2016-08-23  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* explow.c (get_dynamic_stack_size): Take known alignment of stack
	pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
	needed.

2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
	("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.

2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.md: Add missing comments with the expanded
	mnemonics.
	* config/s390/vector.md: Likewise.
	* config/s390/vx-builtins.md: Likewise.

2017-02-02  Jakub Jelinek  <jakub@redhat.com>

	PR target/79197
	* config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
	(fixuns_trunc<mode>di2): ... this, remove previous expander.  Put all
	conditions on a single line.

2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
	__S390_VX__ to __VX__.

2017-02-01  Andrew Pinski  <apinski@cavium.com>

	* tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
	stmt_info to record_stmt_cost.
	(vect_get_known_peeling_cost): Pass stmt_info if known to
	record_stmt_cost.
	* config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
	cpu_vector_cost field into
	scalar_int_stmt_cost and scalar_fp_stmt_cost.  Split vec_stmt_cost
	field into vec_int_stmt_cost and vec_fp_stmt_cost.
	* config/aarch64/aarch64.c (generic_vector_cost): Update for the
	splitting of scalar_stmt_cost and vec_stmt_cost.
	(thunderx_vector_cost): Likewise.
	(cortexa57_vector_cost): LIkewise.
	(exynosm1_vector_cost): Likewise.
	(xgene1_vector_cost): Likewise.
	(thunderx2t99_vector_cost): Improve after the splitting of the two
	fields.
	(aarch64_builtin_vectorization_cost): Update for the splitting of
	scalar_stmt_cost and vec_stmt_cost.

2017-02-01  Torvald Riegel  <triegel@redhat.com>
	    Richard Henderson  <rth@redhat.com>

	* builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
	conditional on existance of a fast atomic load.
	* optabs-query.c (can_atomic_load_p): New function.
	* optabs-query.h (can_atomic_load_p): Declare it.
	* optabs.c (expand_atomic_exchange): Always delegate to libatomic if
	no fast atomic load is available for the particular size of access.
	(expand_atomic_compare_and_swap): Likewise.
	(expand_atomic_load): Likewise.
	(expand_atomic_store): Likewise.
	(expand_atomic_fetch_op): Likewise.
	* testsuite/lib/target-supports.exp
	(check_effective_target_sync_int_128): Remove x86 because it provides
	no fast atomic load.
	(check_effective_target_sync_int_128_runtime): Likewise.

2017-02-01  Richard Biener  <rguenther@suse.de>

	* graphite.c: Include tree-vectorizer.h for find_loop_location.
	(graphite_transform_loops): Provide opt-info for optimized nests.
	* tree-parloop.c (parallelize_loops): Provide opt-info for
	parallelized loops.

2017-02-01  Richard Biener  <rguenther@suse.de>

	PR middle-end/79315
	* tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
	was not set before.

2017-02-01  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71824
	* graphite-scop-detection.c (scop_detection::build_scop_breadth):
	Verify the loops are valid in the merged SESE region.
	(scop_detection::can_represent_loop_1): Check analyzing the
	evolution of the number of iterations in the region succeeds.

2017-01-31  Ian Lance Taylor  <iant@golang.org>

	* config/i386/i386.c (ix86_expand_split_stack_prologue): Add
	REG_ARGS_SIZE note to 32-bit push insns and call insn.

2017-01-31  David Malcolm  <dmalcolm@redhat.com>

	PR preprocessor/79210
	* input.c (get_substring_ranges_for_loc): Replace line_width
	assertion with error-handling.

2017-01-31  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/77318
	* graphite-sese-to-poly.c (extract_affine): Fix assert.
	(create_pw_aff_from_tree): Take loop parameter.
	(add_condition_to_pbb): Pass loop of the condition to
	create_pw_aff_from_tree.

2017-01-31  Jakub Jelinek  <jakub@redhat.com>

	* config/s390/s390.c (s390_asan_shadow_offset): New function.
	(TARGET_ASAN_SHADOW_OFFSET): Redefine.

2017-01-31  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/78597
	PR target/79038
	* config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
	no longer used.
	(convert_int_to_float128): Likewise.
	* config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
	(convert_int_to_float128): Likewise.
	* config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
	(UNSPEC_IEEE128_CONVERT): Likewise.
	(floatsi<mode>2, FLOAT128 iterator): Bypass calling
	rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
	Use local variables for IBM extended format.
	(fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
	(fix_trunc<mode>si2_fprs): Likewise.
	(fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
	(floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
	(fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
	to know that we can now have integers of all sizes in vector
	registers.
	(fix<uns>_<mode>di2_hw): Likewise.
	(float<uns>_<mode>si2_hw): Likewise.
	(fix_<mode>si2_hw): Likewise.
	(fixuns_<mode>si2_hw): Likewise.
	(float<uns>_<mode>di2_hw): Likewise.
	(float_<mode>di2_hw): Likewise.
	(float_<mode>si2_hw): Likewise.
	(floatuns_<mode>di2_hw): Likewise.
	(floatuns_<mode>si2_hw): Likewise.
	(xscvqp<su>wz_<mode>): Delete, no longer used.
	(xscvqp<su>dz_<mode>): Likewise.
	(xscv<su>dqp_<mode>): Likewise.
	(ieee128_mfvsrd_64bit): Likewise.
	(ieee128_mfvsrd_32bit): Likewise.
	(ieee128_mfvsrwz): Likewise.
	(ieee128_mtvsrw): Likewise.
	(ieee128_mtvsrd_64bit): Likewise.
	(ieee128_mtvsrd_32bit): Likewise.

2017-01-31  Martin Liska  <mliska@suse.cz>

	PR ipa/79285
	* ipa-prop.c (ipa_free_all_node_params): Call release method
	instead of ~sumbol_summary to not to trigger double times
	dtor of hash_map.

2017-01-31  Aldy Hernandez  <aldyh@redhat.com>

	PR tree-optimization/71691
	* bitmap.h (class auto_bitmap): New.
	* tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
	is_maybe_undefined instead of ssa_undefined_value_p.

2017-01-31  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
	__S390_ARCH_LEVEL__ to __ARCH__.

2017-01-31  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/79267
	* value-prof.c (gimple_ic): Only drop lhs for noreturn calls
	if should_remove_lhs_p is true.

2017-01-30  Alexandre Oliva <aoliva@redhat.com>

	PR debug/63238
	* dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
	(add_alignment_attribute): New.
	(base_type_die): Add alignment attribute.
	(subrange_type_die): Likewise.
	(modified_type_die): Likewise.
	(gen_array_type_die): Likewise.
	(gen_descr_array_type_die: Likewise.
	(gen_enumeration_type_die): Likewise.
	(gen_subprogram_die): Likewise.
	(gen_variable_die): Likewise.
	(gen_field_die): Likewise.
	(gen_ptr_to_mbr_type_die): Likewise.
	(gen_struct_or_union_type_die): Likewise.
	(gen_subroutine_type_die): Likewise.
	(gen_typedef_die): Likewise.
	(base_type_cmp): Compare alignment attribute.

2017-01-30  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>

	PR target/79170
	* config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
	(setb_unsigned) New pattern for setb with CCUNS.
	* config/rs6000/rs6000.c (expand_block_compare): Use a different
	subfc./subfe sequence to avoid overflow problems.  Generate a
	shorter sequence with cmpld/setb for power9.
	* config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
	for generating subfc. instruction.
	(cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
	now uses this instruction.

2017-01-30  Ian Lance Taylor  <iant@google.com>

	PR debug/79289
	* dwarf2out.c (gen_type_die_with_usage): When picking a variant
	for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.

2017-01-30  Martin Sebor  <msebor@redhat.com>

	* gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
	Move constant to the right of a relational operator.
	(get_mpfr_format_length, format_character, format_string): Ditto.
	(should_warn_p, maybe_warn): Same.

	* doc/invoke.texi (-Wformat-truncation=1): Fix typo.

2017-01-30  Maxim Ostapenko  <m.ostapenko@samsung.com>

	PR lto/79061
	* asan.c (get_translation_unit_decl): Remove function.
	(asan_add_global): Force has_dynamic_init to zero in LTO mode.

2017-01-30  Martin Liska  <mliska@suse.cz>

	PR gcov-profile/79259
	* opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
	-fprofile-generate.

2017-01-30  Martin Liska  <mliska@suse.cz>

	PR bootstrap/78985
	* config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
	Initialize variables with NULL value.

2017-01-30  Richard Earnshaw  <rearnsh@arm.com>

	PR target/79260
	* config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
	tm_p_file.
	* arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.

2017-01-30  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79276
	* tree-vrp.c (process_assert_insertions): Properly adjust common
	when removing a duplicate.

	* gcc.dg/torture/pr79276.c: New testcase.

2017-01-30  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79256
	* targhooks.c (default_builtin_vector_alignment_reachable): Honor
	BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
	alignment on TYPE.
	* tree.c (build_aligned_type): Set TYPE_USER_ALIGN.

2017-01-30  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	PR target/79240
	* config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
	("*r<noxa>sbg_<mode>_sll_bitmask")
	("*extzv_<mode>_srl<clobbercc_or_nocc>")
	("*extzv_<mode>_sll<clobbercc_or_nocc>"):
	Use contiguous_bitmask_nowrap_operand.

2017-01-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/79268
	* config/rs6000/altivec.h (vec_xl): Revise #define.
	(vec_xst): Likewise.

2017-01-27  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.

2017-01-27  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/79194
	* cprop.c (one_cprop_pass): Move deletion of code after unconditional
	traps before call to bypass_conditional_jumps.

2017-01-27  Vladimir Makarov  <vmakarov@redhat.com>

	PR tree-optimization/71374
	* lra-constraints.c (check_conflict_input_operands): New.
	(match_reload): Use it.

2017-01-27  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/79131
	* lra-assigns.c (find_hard_regno_for_1): Take endianess for into
	account to calculate conflict_set.

2017-01-27  Bin Cheng  <bin.cheng@arm.com>

	PR rtl-optimization/78559
	* combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
	other_insn in combine.

2017-01-27  Pekka Jääskeläinen  <pekka.jaaskelainen@parmance.com>

	* builtin-types.def: Use unsigned_char_type_node for BT_UINT8.  Use
	uint16_type_node for BT_UINT16.

2017-01-27  David Malcolm  <dmalcolm@redhat.com>

	* doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
	"RTL Tests" to menu.
	(GIMPLE Tests): New node.
	(RTL Tests): New node.

2017-01-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79245
	* tree-loop-distribution.c (distribute_loop): Apply cost
	modeling also to detected patterns.

2017-01-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71433
	* tree-vrp.c (register_new_assert_for): Revert earlier changes.
	(compare_assert_loc): New function.
	(process_assert_insertions): Sort and optimize assert locations
	to remove duplicates and push down identical assertions on
	edges to their destination block.

2017-01-27  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79244
	* tree-vrp.c (remove_range_assertions): Forcefully propagate
	out SSA names even if abnormal.

2017-01-27  Jakub Jelinek  <jakub@redhat.com>

	* realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
	* gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
	instead of MPFR_RNDN.

2017-01-27  Richard Earnshaw  <rearnsha@arm.com>

	PR target/79239
	* arm.c (arm_option_override): Don't call build_target_option_node
	until after doing all option overrides.
	(arm_valid_target_attribute_tree): Likewise.

2017-01-27  Martin Liska  <mliska@suse.cz>

	* doc/invoke.texi (-fprofile-arcs): Document profiling support
	for {cd}tors and C++ {cd}tors.

2017-01-27  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* config/s390/s390.md ("*setmem_long_and")
	("*setmem_long_and_31z"): Use zero_extend instead of and.

2017-01-26  Martin Sebor  <msebor@redhat.com>

	* gimple-ssa-sprintf.c (format_floating): Simplify the computation
	of precision.

2017-01-26  Martin Sebor  <msebor@redhat.com>

	* gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
	HAVE_DFmode before using XFmode or DFmode.
	(parse_directive): Avoid using the z length modifier to avoid
	the ISO C++98 does not support the ‘z’ gnu_printf length modifier.

	PR middle-end/78703
	* gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
	to accept adjustment as an array.
	(get_int_range): New function.
	(struct directive): Make width and prec arrays.
	(directive::set_width, directive::set_precision): Call get_int_range.
	(format_integer, format_floating): Handle width and precision ranges.
	(format_string, parse_directive): Same.

2017-01-26  Jakub Jelinek  <jakub@redhat.com>

	PR debug/79129
	* dwarf2out.c (generate_skeleton_bottom_up): For children with
	comdat_type_p set, just clone them, but keep the children in the
	original DIE.

	PR debug/78835
	* dwarf2out.c (prune_unused_types): Mark all functions with DIEs
	which have direct callers with -fvar-tracking-assignments enabled
	in the current TU.
	(resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
	inside of type units.

2017-01-26  Martin Sebor  <msebor@redhat.com>

	PR middle-end/78703
	* gimple-ssa-sprintf.c (struct result_range): Add likely and
	unlikely counters.
	(struct format_result): Replace number_chars, number_chars_min,
	and number_chars_max with a single member of struct result_range.
	Remove bounded.
	(format_result::operator+=): Adjust.
	(struct fmtresult): Remove bounded.  Handle likely and unlikely
	counters.
	(fmtresult::adjust_for_width_or_precision): New function.
	(fmtresult:type_max_digits): New function.
	(bytes_remaining): Handle likely and unlikely counters.
	(min_bytes_remaining): Remove.
	(format_percent): Simplify.
	(format_integer, format_floating): Set likely and unlikely counters.
	(get_string_length, format_character, format_string): Same.
	(format_plain, should_warn_p): New function.
	(maybe_warn): Call should_warn_p.  Update diagnostic messages
	and handle those for all directives, including plain strings.
	(format_directive): Handle likely and unlikely counters.
	Remove unnecessary quoting from diagnostics.  Add an informational
	note.
	(add_bytes): Remove.
	(pass_sprintf_length::compute_format_length): Simplify.
	(try_substitute_return_value): Handle likely and unlikely counters.

2017-01-26  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
	bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins

2017-01-26  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/79131
	* lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
	endianess for subregs into account.
	* lra-constraints.c (lra_constraints): Do risky transformations
	always on the first iteration.
	* lra-lives.c (check_pseudos_live_through_calls): Add arg
	last_call_used_reg_set.
	(process_bb_lives): Define and use last_call_used_reg_set.
	* lra.c (lra): Always continue after lra_constraints on the first
	iteration.

2017-01-26  Kirill Yukhin  <kirill.yukhin@gmail.com>

	* gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
	constant.
	* gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.

2017-01-26  Jakub Jelinek  <jakub@redhat.com>

	* config/i386/avx512fintrin.h (_ktest_mask16_u8,
	_ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
	* config/i386/avx512dqintrin.h (_ktest_mask16_u8,
	_ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
	* config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
	__builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
	OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
	* config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
	(kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.

2017-01-26  Marek Polacek  <polacek@redhat.com>

	PR c/79199
	* fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
	for the third operand.

2017-01-26  Jakub Jelinek  <jakub@redhat.com>

	PR middle-end/79236
	* omp-low.c (struct omp_context): Add simt_stmt field.
	(scan_omp_for): Return omp_context *.
	(scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
	context to the _simt_ SIMD stmt.
	(lower_omp_for): For combined SIMD with sibling _simt_
	SIMD, make sure to use the same decls in _looptemp_
	clauses as in the sibling.

2017-01-26  David Sherwood  <david.sherwood@arm.com>

	PR middle-end/79212
	* gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
	all contexts.

2017-01-26  Jakub Jelinek  <jakub@redhat.com>

	PR target/70465
	* reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
	emit fld b; fld a; if possible.

	* brig-builtins.def: Update copyright years.
	* config/arm/arm_acle_builtins.def: Update copyright years.

2017-01-25  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/79179
	* config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
	constraint instead of o for the stxsd instruction.

2017-01-25  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
	of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.

2017-01-25  Jonathan Wakely  <jwakely@redhat.com>

	* doc/invoke.texi (C++ Dialect Options): Fix typo.

2017-01-25  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/69264
	* target.def (vector_alignment_reachable): Improve documentation.
	* doc/tm.texi: Regenerate.
	* targhooks.c (default_builtin_vector_alignment_reachable): Simplify
	and add a comment.
	* tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
	earlier changes with respect to TYPE_USER_ALIGN.
	(vector_alignment_reachable_p): Likewise.  Improve dumping.

2016-01-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/79145
	* config/arm/arm.md (xordi3): Force constant operand into a register
	for TARGET_IWMMXT.

2016-01-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* doc/invoke.texi (-fstore-merging): Correct default optimization
	levels at which it is enabled.
	(-O): Move -fstore-merging from list to...
	(-O2): ... Here.

2017-01-25  Richard Biener  <rguenther@suse.de>

	PR debug/78363
	* omp-expand.c: Include debug.h.
	(expand_omp_taskreg): Make sure to generate early debug before
	outlining anything from a function.
	(expand_omp_target): Likewise.
	(grid_expand_target_grid_body): Likewise.

2017-01-25  Maxim Ostapenko  <m.ostapenko@samsung.com>

	PR lto/79061
	* asan.c (get_translation_unit_decl): New function.
	(asan_add_global): Extract modules file name from globals
	TRANSLATION_UNIT_DECL name.

2017-01-24  Eric Botcazou  <ebotcazou@adacore.com>

	PR target/77439
	* config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
	for long calls with APCS frame and VFP.

2017-01-24  David Malcolm  <dmalcolm@redhat.com>

	* cfg.c (original_copy_tables_initialized_p): New function.
	* cfg.h (original_copy_tables_initialized_p): New decl.
	* cfgrtl.c (relink_block_chain): Guard the call to
	free_original_copy_tables with a call to
	original_copy_tables_initialized_p.
	* cgraph.h (symtab_node::native_rtl_p): New decl.
	* cgraphunit.c (symtab_node::native_rtl_p): New function.
	(symtab_node::needed_p): Don't assert for early assembly output
	for __RTL functions.
	(cgraph_node::finalize_function): Set "force_output" for __RTL
	functions.
	(cgraph_node::analyze): Bail out early for __RTL functions.
	(analyze_functions): Update assertion to support __RTL functions.
	(cgraph_node::expand): Bail out early for __RTL functions.
	* final.c (rest_of_clean_state): Don't call delete_tree_ssa for
	__RTL functions.
	* function.h (struct function): Update comment for field
	"pass_startwith".
	* gimple-expr.c: Include "tree-pass.h".
	(gimple_has_body_p): Return false for __RTL functions.
	* Makefile.in (OBJS): Add run-rtl-passes.o.
	* pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
	accessor.
	(gcc::pass_manager::get_clean_slate): New accessor.
	* passes.c: Include "insn-addr.h".
	(should_skip_pass_p): Add logging.  Update logic for running
	"expand" to be compatible with both __GIMPLE and __RTL.  Guard
	property-provider override so it is only done for gimple passes.
	Don't skip dfinit.
	(skip_pass): New function.
	(execute_one_pass): Call skip_pass when skipping passes.
	* read-md.c (md_reader::read_char): Support filtering
	the input to a subset of line numbers.
	(md_reader::md_reader): Initialize fields
	m_first_line and m_last_line.
	(md_reader::read_file_fragment): New function.
	* read-md.h (md_reader::read_file_fragment): New decl.
	(md_reader::m_first_line): New field.
	(md_reader::m_last_line): New field.
	* read-rtl-function.c (function_reader::create_function): Only
	create cfun if it doesn't already exist.  Set PROP_rtl on cfun's
	curr_properties.  Set DECL_INITIAL to a dummy block.
	(read_rtl_function_body_from_file_range): New function.
	* read-rtl-function.h (read_rtl_function_body_from_file_range):
	New decl.
	* run-rtl-passes.c: New file.
	* run-rtl-passes.h: New file.

2017-01-24 Jeff Law  <law@redhat.com>

	* config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
	buffer size.

2017-01-24  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/79159
	* tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
	(record_nonwrapping_iv): Improve boundary using above function if no
	value range information.

2017-01-24  Pekka Jääskeläinen  <pekka@parmance.com>
	    Martin Jambor  <mjambor@suse.cz>

	* brig-builtins.def: New file.
	* builtins.def (DEF_HSAIL_BUILTIN): New macro.
	(DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
	(DEF_HSAIL_SAT_BUILTIN): Likewise.
	(DEF_HSAIL_INTR_BUILTIN): Likewise.
	(DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
	* builtin-types.def (BT_INT8): New.
	(BT_INT16): Likewise.
	(BT_UINT8): Likewise.
	(BT_UINT16): Likewise.
	(BT_FN_ULONG): Likewise.
	(BT_FN_UINT_INT): Likewise.
	(BT_FN_UINT_ULONG): Likewise.
	(BT_FN_UINT_LONG): Likewise.
	(BT_FN_UINT_PTR): Likewise.
	(BT_FN_ULONG_PTR): Likewise.
	(BT_FN_INT8_FLOAT): Likewise.
	(BT_FN_INT16_FLOAT): Likewise.
	(BT_FN_UINT32_FLOAT): Likewise.
	(BT_FN_UINT16_FLOAT): Likewise.
	(BT_FN_UINT8_FLOAT): Likewise.
	(BT_FN_UINT64_FLOAT): Likewise.
	(BT_FN_UINT16_UINT32): Likewise.
	(BT_FN_UINT32_UINT16): Likewise.
	(BT_FN_UINT16_UINT16_UINT16): Likewise.
	(BT_FN_INT_PTR_INT): Likewise.
	(BT_FN_UINT_PTR_UINT): Likewise.
	(BT_FN_LONG_PTR_LONG): Likewise.
	(BT_FN_ULONG_PTR_ULONG): Likewise.
	(BT_FN_VOID_UINT64_UINT64): Likewise.
	(BT_FN_UINT8_UINT8_UINT8): Likewise.
	(BT_FN_INT8_INT8_INT8): Likewise.
	(BT_FN_INT16_INT16_INT16): Likewise.
	(BT_FN_INT_INT_INT): Likewise.
	(BT_FN_UINT_FLOAT_UINT): Likewise.
	(BT_FN_FLOAT_UINT_UINT): Likewise.
	(BT_FN_ULONG_UINT_UINT): Likewise.
	(BT_FN_ULONG_UINT_PTR): Likewise.
	(BT_FN_ULONG_ULONG_ULONG): Likewise.
	(BT_FN_UINT_UINT_UINT): Likewise.
	(BT_FN_VOID_UINT_PTR): Likewise.
	(BT_FN_UINT_UINT_PTR: Likewise.
	(BT_FN_UINT32_UINT64_PTR): Likewise.
	(BT_FN_INT_INT_UINT_UINT): Likewise.
	(BT_FN_UINT_UINT_UINT_UINT): Likewise.
	(BT_FN_UINT_UINT_UINT_PTR): Likewise.
	(BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
	(BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
	(BT_FN_LONG_LONG_UINT_UINT): Likewise.
	(BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
	(BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
	(BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
	(BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
	(BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
	(BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
	* doc/frontends.texi: List BRIG FE.
	* doc/install.texi (Testing): Add BRIG tesring requirements.
	* doc/invoke.texi (Overall Options): Mention BRIG.
	* doc/standards.texi (Standards): Doucment BRIG HSA version.

2017-01-24  Richard Biener  <rguenther@suse.de>

	PR translation/79208
	* ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.

2017-01-24  Martin Jambor  <mjambor@suse.cz>

	PR bootstrap/79198
	* ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
	* ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
	and known_contexts.

2017-01-24  Aldy Hernandez  <aldyh@redhat.com>

	PR middle-end/79123
	* gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
	casts from signed to unsigned really don't have a range.

2017-01-24  Markus Trippelsdorf  <markus@trippelsdorf.de>

	* gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
	GMP_RNDx for compatiblity.

2017-01-24  Martin Liska  <mliska@suse.cz>

	PR bootstrap/79132
	* tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
	that would prevent us to call alloca with -1 as argument.

2017-01-24  Jakub Jelinek  <jakub@redhat.com>

	* dwarf2out.c (output_compilation_unit_header, output_file_names):
	Avoid -Wformat-security warning.

2017-01-23  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
	cost table.

2017-01-23  Martin Sebor  <msebor@redhat.com>

	PR middle-end/78703
	* gimple-ssa-sprintf.c (warn_level): New global.
	(format_integer): Use it here and throughout the rest of the file.
	Use the same switch to compute sign as base.
	(maybe_warn): New function.
	(format_directive): Factor out warnings into maybe_warn.
	Add debugging output.  Use warn_level.
	(add_bytes): Use warn_level.
	(pass_sprintf_length::compute_format_length): Add debugging output.
	(try_substitute_return_value): Same.
	(pass_sprintf_length::handle_gimple_call): Set and use warn_level.

	PR middle-end/78703
	* gimple-ssa-sprintf.c (struct format_result): Remove constant member.
	(struct fmtresult, format_integer, format_floating): Adjust.
	(fmtresult::fmtresult): Set max correctly in two argument ctor.
	(get_string_length, format_string,format_directive): Same.
	(pass_sprintf_length::compute_format_length): Same.
	(try_substitute_return_value): Simplify slightly.

	PR middle-end/78703
	* gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
	(fmtresult::operator+=): Outlined.
	(struct fmtresult): Add ctors.
	(struct conversion_spec): Rename...
	(struct directive): ...to this.  Add and remove data members.
	(directive::set_width, directive::set_precision): New functions.
	(format_percent): Use fmtresult ctor.
	(get_width_and_precision): Remove.
	(format_integer): Make naming changes.  Avoid computing width and
	precision.
	(format_floating): Same.  Adjust indentation.
	(format_character, format_none): New functions.
	(format_string): Moved character handling to format_character.
	(format_directive): Remove arguments, change return type.
	(parse_directive): New function.
	(pass_sprintf_length::compute_format_length): Move directive
	parsing to parse_directive.

2017-01-23  Jakub Jelinek  <jakub@redhat.com>

	* tree.h (assign_assembler_name_if_neeeded): Rename to ...
	(assign_assembler_name_if_needed): ... this.
	* tree.c (assign_assembler_name_if_neeeded): Rename to ...
	(assign_assembler_name_if_needed): ... this.
	(free_lang_data_in_cgraph): Adjust callers.
	* cgraphunit.c (cgraph_node::analyze): Likewise.
	* omp-expand.c (expand_omp_taskreg, expand_omp_target):
	Likewise.

2017-01-23  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79088
	PR tree-optimization/79188
	* tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
	resetting loop bounds after last path deletion.  Reset loop
	bounds of the target loop, make code match the comments.
	* tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
	Make sure loops need no fixups.

2017-01-23  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	* config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
	exponent support with double type for first argument.
	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
	type returned by __builtin_vec_extract_sig,
	__builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
	functions from "vector int" to "vector unsigned int" or from
	"vector long long int" to "vector unsigned long long int".
	Changed type returned by __builtin_vec_extract_exp,
	__builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
	functions from "vector int" to "vector unsigned int" or from
	"vector long long int" to "vector unsigned long long int".
	Changed return type of __builtin_vec_test_data_class,
	__builtin_vec_test_data_class_sp, and
	__builtin_vec_test_data_class_dp from "vector int" to
	"vector bool int" or from "vector long long int" to "vector bool
	long long int" and changed second argument type from "unsigned
	int" to "int".  Added new overloaded function forms "vector float
	__builtin_vec_insert_exp (vector float, vector unsigned int)" and
	"vector float __builtin_vec_insert_exp_sp (vector float, vector
	unsigned int)" and "vector double __builtin_vec_insert_exp (vector
	double, vector unsigned long long int)" and "vector double
	__builtin_vec_insert_exp_dp (vector double, vector unsigned long
	long int)".  Changed return type of
	__builtin_scalar_test_data_class and
	__builtin_scalar_test_data_class_sp and
	__builtin_scalar_test_data_class_dp from "unsigned int" to "bool
	int" and changed second argument from "unsigned int" to "int".
	Changed type returned by __builtin_scalar_test_neg,
	__builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
	from "int" to "bool int".  Added new overloaded function form
	"double __builtin_scalar_insert_exp (double, unsigned long long int)".
	* config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
	exponent double-precision with floating point first argument.
	* doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
	documentation of scalar_test_data_class, scalar_test_neg,
	scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
	vector_extract_exp, vec_extract_sig, vec_insert_exp, and
	vec_test_data_class built-in functions to reflect refinements in
	their type signatures.

2017-01-23  Andreas Tobler  <andreast@gcc.gnu.org>

	* config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
	size of buf.
	(aarch64_elf_asm_destructor): Likewise.

2017-01-23  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/78634
	* config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
	(TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
	* ifcvt.c (noce_try_cmove): Add missing cost check.

	PR rtl-optimization/71724
	* combine.c (if_then_else_cond): Look for situations where it is
	beneficial to undo the work of one of the recursive calls.

2017-01-23  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/70754
	* tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
	(reassociate_to_the_same_stmt): New parameter INSERT_BEFORE.  Insert
	combined stmt before it if not NULL.
	(combine_chains): Process refs reversely and compute dominance point
	for root ref.

2017-01-23  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/79196
	* tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
	(fold_strstr_to_strncmp): ... this.  Fold the pattern to strncmp
	instead of memcmp.
	(strlen_optimize_stmt): Call the renamed function.

2017-01-23  Michael Matz  <matz@suse.de>

	PR tree-optimization/78384
	* tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.

2017-01-23  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79186
	* tree-vrp.c (register_new_assert_for): Make sure we've seen
	both incoming edges before moving an assert.

2017-01-23  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.c (load_from_param_1): Removed.
	(load_from_unmodified_param): Bits from load_from_param_1 put back
	here.
	(load_from_param): Removed.
	(compute_complex_assign_jump_func): Removed stmt2 and just replaced it
	with stmt.  Reverted back to use of load_from_unmodified_param.

2017-01-23  Martin Jambor  <mjambor@suse.cz>

	PR ipa/79108
	* ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
	(ipa_node_params): Annotate with GTY((for_user)).  Make descriptors
	field a pointer to garbage collected vector, mark lattices and
	ipcp_orig_node with GTY((skip)).
	(ipa_get_param_count): Adjust to descriptors being a pointer.
	(ipa_get_param): Likewise.
	(ipa_get_type): Likewise.
	(ipa_get_param_move_cost): Likewise.
	(ipa_set_param_used): Likewise.
	(ipa_get_controlled_uses): Likewise.
	(ipa_set_controlled_uses): Likewise.
	(ipa_is_param_used): Likewise.
	(ipa_node_params_t): Move into garbage collector.  New methods insert
	and remove.
	(ipa_node_params_sum): Annotate wth GTY(()).
	(ipa_check_create_node_params): Adjust to ipa_node_params_sum being
	garbage collected.
	(ipa_load_from_parm_agg): Adjust declaration.
	* ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
	* ipa-profile.c (ipa_profile): Likewise.
	* ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
	(ipa_populate_param_decls): Make descriptors parameter garbage
	collected.
	(ipa_dump_param): Adjust to descriptors being a pointer.
	(ipa_alloc_node_params): Likewise.
	(ipa_initialize_node_params): Likewise.
	(load_from_param_1): Make descriptors parameter garbage collected.
	(load_from_unmodified_param): Likewise.
	(load_from_param): Likewise.
	(ipa_load_from_parm_agg): Likewise.
	(ipa_node_params::~ipa_node_params): Removed.
	(ipa_free_all_node_params): Remove call to delete operator.
	(ipa_node_params_t::insert): New.
	(ipa_node_params_t::remove): Likewise.
	(ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
	copy known_csts and known_contexts vectors.
	(ipa_read_node_info): Adjust to descriptors being a pointer.
	(ipcp_modif_dom_walker): Make m_descriptors field garbage
	collected.
	(ipcp_transform_function): Make descriptors variable garbage
	collected.

2017-01-23  Andrew Senkevich  <andrew.senkevich@intel.com>

	* config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
	* config/i386/avx512dqintrin.h: Ditto.
	* config/i386/avx512fintrin.h: Ditto.
	* gcc/config/i386/i386.c: Handle new builtins.
	* config/i386/i386-builtin.def: Add new builtins.
	* config/i386/sse.md (ktest<mode>, kortest<mode>): New.
	(UNSPEC_KORTEST, UNSPEC_KTEST): New.

2017-01-23  Jakub Jelinek  <jakub@redhat.com>
	    Martin Liska  <mliska@suse.cz>

	* asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
	* asan.c (asan_expand_poison_ifn): Support stores and use
	appropriate ASAN report function.
	* internal-fn.c (expand_ASAN_POISON_USE): New function.
	* internal-fn.def (ASAN_POISON_USE): Declare.
	* tree-into-ssa.c (maybe_add_asan_poison_write): New function.
	(maybe_register_def): Create ASAN_POISON_USE when sanitizing.
	* tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
	ASAN_POISON calls w/o LHS.
	* tree-ssa.c (execute_update_addresses_taken): Create clobber
	for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
	from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
	* gimplify.c (asan_poison_variables): Add attribute
	use_after_scope_memory to variables that really needs to live
	in memory.
	* tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
	having the attribute.

2017-01-23  Martin Liska  <mliska@suse.cz>

	* asan.c (create_asan_shadow_var): New function.
	(asan_expand_poison_ifn): Likewise.
	* asan.h (asan_expand_poison_ifn): New declaration.
	* internal-fn.c (expand_ASAN_POISON): Likewise.
	* internal-fn.def (ASAN_POISON): New builtin.
	* sanopt.c (pass_sanopt::execute): Expand
	asan_expand_poison_ifn.
	* tree-inline.c (copy_decl_for_dup_finish): Make function
	external.
	* tree-inline.h (copy_decl_for_dup_finish): Likewise.
	* tree-ssa.c (is_asan_mark_p): New function.
	(execute_update_addresses_taken): Rewrite local variables
	(identified just by use-after-scope as addressable) into SSA.

2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/install.texi (Specific): opensource.apple.com uses https
	now. Remove trailing slash.

2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>

	* README.Portability: Remove note on an Irix compatibility issue.

2017-01-22  Dimitry Andric <dim@FreeBSD.org>

	* gcov.c (INCLUDE_ALGORITHM): Define.
	(INCLUDE_VECTOR): Define.
	No longer include <vector> and <algorithm> directly.

2017-01-21  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/extend.texi (Thread-Local): Change www.akkadia.org reference
	to https.
	* doc/invoke.texi (Code Gen Options): Ditto.

2017-01-21  Jan Hubicka  <hubicka@ucw.cz>

	PR lto/78407
	* cfg.c (update_bb_profile_for_threading): Fix updating of probablity.

2017-01-21  Bernd Schmidt  <bschmidt@redhat.com>

	rtl-optimization/79125
	* cprop.c (local_cprop_pass): Handle cases where we make an
	unconditional trap.

2017-01-20  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/61729
	PR target/77850
	* config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
	read from, for big endian.

2017-01-20  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
	register pauth builtins for LP64 only.

2017-01-20  Marek Polacek  <polacek@redhat.com>

	PR c/79152
	* gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
	non-case labels.

2017-01-20  Alexander Monakov  <amonakov@ispras.ru>

	* omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
	of safelen status.
	* omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
	* passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
	* tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.

2017-01-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	PR target/71270
	* config/arm/arm.c (neon_valid_immediate): Reject vector constants
	in big-endian mode when they are not a single duplicated value.

2017-01-20  Richard Biener  <rguenther@suse.de>

	* BASE-VER: Bump to 7.0.1.

2017-01-20  Alexander Monakov  <amonakov@ispras.ru>

	* omp-low.c (omplow_simd_context): New struct.  Use it...
	(lower_rec_simd_input_clauses): ...here and...
	(lower_rec_input_clauses): ...here to hold common data.  Adjust all
	references to idx, lane, max_vf, is_simt.

2017-01-20  Graham Markall  <graham.markall@embecosm.com>

	* config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
	mcpu=nps400.

2017-01-20  Martin Jambor  <mjambor@suse.cz>

	* hsa.h: Renaed to hsa-common.h.  Adjusted a comment.
	* hsa.c: Renaed to hsa-common.c.  Change include of gt-hsa.h to
	gt-hsa-common.h.
	* Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
	(GTFILES): Rename hsa.c to hsa-common.c.
	* hsa-brig.c: Change include of hsa.h to hsa-common.h.
	* hsa-dump.c: Likewise.
	* hsa-gen.c: Likewise.
	* hsa-regalloc.c: Likewise.
	* ipa-hsa.c: Likewise.
	* omp-expand.c: Likewise.
	* omp-low.c: Likewise.
	* toplev.c: Likewise.

2017-01-20  Marek Polacek  <polacek@redhat.com>

	PR c/64279
	* doc/invoke.texi: Document -Wduplicated-branches.
	* fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
	COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
	POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
	STATEMENT_LIST, and RETURN_EXPR.  For non-pure non-const functions
	return 0 only when not OEP_LEXICOGRAPHIC.
	(fold_build_cleanup_point_expr): Use the expression
	location when building CLEANUP_POINT_EXPR.
	* tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
	* tree.c (add_expr): Handle error_mark_node.

2017-01-20  Martin Liska  <mliska@suse.cz>

	PR lto/69188
	* tree-profile.c (init_ic_make_global_vars): Do not call
	finalize_decl.
	(gimple_init_gcov_profiler): Likewise.

2017-01-20  Martin Liska  <mliska@suse.cz>

	PR ipa/71190
	* cgraph.h (maybe_create_reference): Remove argument and
	update comment.
	* cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
	argument.
	* ipa-cp.c (create_specialized_node): Likewise.
	* symtab.c (symtab_node::maybe_create_reference): Handle
	VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.

2017-01-20  Martin Liska  <mliska@suse.cz>

	* read-rtl-function.c (function_reader::create_function): Use
	build_decl instread of build_decl_stat.

2017-01-20  Andrew Senkevich  <andrew.senkevich@intel.com>

	* config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
	* config/i386/avx512dqintrin.h: Ditto.
	* config/i386/avx512fintrin.h: Ditto.
	* config/i386/i386-builtin-types.def: Add new types.
	* gcc/config/i386/i386.c: Handle new types.
	* config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
	(__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
	(__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
	(__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
	(__builtin_ia32_kshiftridi): New.
	* config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.

2017-01-19  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/78875
	PR target/79140
	* config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
	define to rs6000_init_stack_protect_guard.
	(rs6000_init_stack_protect_guard): New function.

2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
	    Yunqiang Su  <yunqiang.su@imgtec.com>

	* config.gcc (supported_defaults): Add madd4.
	(with_madd4): Add validation.
	(all_defaults): Add madd4.
	* config/mips/mips.opt (mmadd4): New option.
	* gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
	mmadd4.
	(TARGET_CPU_CPP_BUILTINS): Add builtin_define for
	__mips_no_madd4.
	(ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
	(ISA_HAS_FUSED_MADD4): Likewise.
	* gcc/doc/invoke.texi (-mmadd4): Document the new option.
	* gcc/doc/install.texi (--with-madd4): Document the new option.

2017-01-19  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
	entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
	AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
	(aarch64_init_pauth_hint_builtins): New.
	(aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
	(aarch64_expand_builtin): Expand new builtins.

2017-01-19  Jiong Wang  <jiong.wang@arm.com>

	* reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
	* combine-stack-adj.c (no_unhandled_cfa): Handle
	REG_CFA_TOGGLE_RA_MANGLE.
	* dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
	* config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
	info for return address signing.
	(aarch64_expand_epilogue): Likewise.

2017-01-19  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
	* config/aarch64/aarch64-protos.h
	(aarch64_return_address_signing_enabled): New declaration.
	* config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
	New function.
	(aarch64_expand_prologue): Sign return address before it's pushed onto
	stack.
	(aarch64_expand_epilogue): Authenticate return address fetched from
	stack.
	(aarch64_override_options): Sanity check for ILP32 and ISA level.
	(aarch64_attributes): New function attributes for "sign-return-address".
	* config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
	UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
	("*do_return"): Generate combined instructions according to key index.
	("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
	* config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
	iterators.
	(pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
	* config/aarch64/aarch64.opt (msign-return-address=): New.
	* doc/extend.texi (AArch64 Function Attributes): Documents
	"sign-return-address=".
	* doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".

2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>

	* doc/invoke.texi: Add missing -mlxc1-sxc1 options to
	overall option summary.

2017-01-19  Jiong Wang  <jiong.wang@arm.com>

	* config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
	* config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
	AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
	* doc/invoke.texi (AArch64 Options): Document "armv8.3-a".

2017-01-19  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
	-mpower9-minmax by default for -mcpu=power9.
	(ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
	128-bit floating point.

2017-01-20  Alan Modra  <amodra@gmail.com>

	* config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
	optimizing for size.

2017-01-20  Alan Modra  <amodra@gmail.com>

	PR target/79144
	* config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
	for strcmp and strncmp from corresponding builtin decl.

2017-01-19  Uros Bizjak  <ubizjak@gmail.com>

	* config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
	instead of i386/rtems-64.h.
	* config/i386/rtems-64.h: Remove.

2017-01-19  Uros Bizjak  <ubizjak@gmail.com>

	PR target/78478
	Revert:
	2013-11-05  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.

2017-01-19  Tamar Christina  <tamar.christina@arm.com>

	* config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
	Change int to HOST_WIDE_INT.
	* config/aarch64/aarch64-protos.h
	(aarch64_simd_gen_const_vector_dup): Likewise.
	* config/aarch64/aarch64-simd.md: Add copysign<mode>3.

2017-01-19  David Malcolm  <dmalcolm@redhat.com>

	* langhooks-def.h (lhd_type_for_size): New decl.
	(LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
	* langhooks.c (lhd_type_for_size): New function, taken from
	lto_type_for_size.

2017-01-19  Pat Haugen  <pthaugen@us.ibm.com>

	* config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
	define_bypass for CR latency.
	(power9-cracked-alu): Update bypass latency and remove power9-branch.
	(power9-alu2): Add define_bypass for CR latency.
	(power9-cmp): New.
	(power9-mul): Update insn latency.
	(power9-mul-compare): Update insn latency, bypass latency and remove
	power9-branch.

2016-01-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
	Delete.
	* config/aarch64/aarch64.md
	(aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
	aarch64_nopcrelative_literal_loads.
	(aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.

2017-01-19  Chenghua Xu  <paul.hua.gm@gmail.com>

	* config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
	TARGET_LOONGSON_3A.
	(ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.

2017-01-19  Doug Gilmore  <doug.gilmore@imgtec.com>

	PR target/78176
	* config.gcc (supported_defaults): Add lxc1-sxc1.
	(with_lxc1_sxc1): Add validation.
	(all_defaults): Add lxc1-sxc1.
	* config/mips/mips.opt (mlxc1-sxc1): New option.
	* gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
	mlxc1-sxc1.
	(TARGET_CPU_CPP_BUILTINS): Add builtin_define for
	__mips_no_lxc1_sxc1.
	(ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
	* gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
	* doc/install.texi (--with-lxc1-sxc1): Document the new option.

2017-01-19  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/72488
	* tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
	sure to restore SSA info.
	* tree-ssa.c (verify_ssa): Verify SSA info is not shared.

2017-01-19  Richard Earnshaw  <rearnsha@arm.com>

	PR rtl-optimization/79121
	* expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
	of the inner type when shifting an extended value.

2017-01-17  Jan Hubicka  <hubicka@ucw.cz>

	PR lto/78407
	* symtab.c (symtab_node::equal_address_to): Fix comparing of
	interposable aliases.

2017-01-18  Peter Bergner  <bergner@vnet.ibm.com>

	PR target/78516
	* config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
	Use the evmergelohi instruction.
	(mov_si<mode>_e500_subreg4_2_le): Likewise.
	(mov_sitf_e500_subreg8_2_be): Likewise.
	(mov_sitf_e500_subreg12_2_le): Likewise.
	(mov_si<mode>_e500_subreg0_2_le): Fix constraints.
	(mov_si<mode>_e500_subreg4_2_be): Likewise.
	(mov_sitf_e500_subreg8_2_le): Likewise.
	(mov_sitf_e500_subreg12_2_be): Likewise.

2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/altivec.md (altivec_vbpermq): Change "type"
	attribute from vecsimple to vecperm.
	(altivec_vbpermq2): Likewise.

2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/79040
	* config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.

2017-01-18  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
	* config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
	* config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
	strcmp. Fix bug where comparison didn't stop with zero byte. Fix
	case where N arg is SIZE_MAX.
	* config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
	(cmpstrsi): Add pattern.

2017-01-18  Michael Meissner  <meissner@linux.vnet.ibm.com>

	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
	__builtin_vec_revb builtins.
	* config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
	built-in functions to support generation of the ISA 3.0 XXBR<x>
	vector byte reverse instructions.
	(P9V_BUILTIN_XXBRQ_V1TI): Likewise.
	(P9V_BUILTIN_XXBRD_V2DI): Likewise.
	(P9V_BUILTIN_XXBRD_V2DF): Likewise.
	(P9V_BUILTIN_XXBGW_V4SI): Likewise.
	(P9V_BUILTIN_XXBGW_V4SF): Likewise.
	(P9V_BUILTIN_XXBGH_V8HI): Likewise.
	(P9V_BUILTIN_VEC_REVB): Likewise.
	* config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
	generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
	(p9_xxbrq_v16qi): Likewise.
	(p9_xxbrd_<mode>, VSX_D iterator): Likewise.
	(p9_xxbrw_<mode>, VSX_W iterator): Likewise.
	(p9_xxbrh_v8hi): Likewise.
	* config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
	* doc/extend.texi (RS/6000 Altivec Built-ins): Document the
	vec_revb built-in functions.

2017-01-18  Uros Bizjak  <ubizjak@gmail.com>

	PR rtl-optimization/78952
	* config/i386/i386.md (any_extract): New code iterator.
	(*insvqi_2): Use any_extract for source operand.
	(*insvqi_3): Use any_shiftrt for source operand.

2017-01-18  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
	New function.
	(TARGET_SCHED_ADJUST_PRIORITY): Define target hook.

2017-01-18  Matthias Klose  <doko@ubuntu.com>

	* doc/install.texi: Allow default for --with-target-bdw-gc-include.

2016-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/altivec.h (vec_bperm): Change #define.
	* config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
	(altivec_vbpermq2): New define_insn.
	(altivec_vbpermd): Likewise.
	* config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
	function interface.
	(VBPERMD): Likewise.
	(VBPERM): New polymorphic function interface.
	* config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
	Add entries for P9V_BUILTIN_VEC_VBPERM.
	* doc/extend.texi: Add interfaces for vec_bperm.

2017-01-18  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
	first letter of error messages.
	(s390_resolve_overloaded_builtin): Likewise.
	* config/s390/s390.c (s390_expand_builtin): Likewise.
	(s390_invalid_arg_for_unprototyped_fn): Likewise.
	(s390_valid_target_attribute_inner_p): Likewise.
	* config/s390/s390.md ("tabort"): Likewise.

2017-01-18  Toma Tabacu  <toma.tabacu@imgtec.com>

	* config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
	(ISA_AVOID_DIV_HILO): New macro.
	(ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
	(ISA_HAS_DDIV): Likewise.

2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>

	* doc/invoke.texi (fabi-version): Correct number of occurrences.

2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>

	* doc/invoke.texi (fabi-version): Spelling fix.

2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>

	PR c++/70182
	* doc/invoke.texi (fabi-version): Mention mangling fix for
	operator names.

2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>

	PR c++/77489
	* doc/invoke.texi (fabi-version): Document discriminator mangling.

2017-01-17  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/78875
	* config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
	the new options.
	* config/rs6000/rs6000.md (stack_protect_set): Handle the new more
	flexible settings.
	(stack_protect_test): Ditto.
	* config/rs6000/rs6000.opt (mstack-protector-guard=,
	mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
	options.
	* doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
	Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
	-mstack-protector-guard-offset=.
	(RS/6000 and PowerPC Options): Ditto.

2017-01-17  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.h (MASK_CLASS_P): New define.
	* config/i386/i386.c (inline_secondary_memory_needed): Ensure that
	there are no registers from different register sets also when
	mask registers are used.  Update function comment.
	* config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
	to (*k/*r) and (*k/*km) alternatives.

2017-01-17  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
	* config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
	(EH_RETURN_HANDLER_RTX): New define.
	* config/aarch64/aarch64.c (aarch64_frame_pointer_required):
	Force frame pointer in EH return functions.
	(aarch64_expand_epilogue): Add barrier for eh_return.
	(aarch64_final_eh_return_addr): Remove.
	(aarch64_eh_return_handler_rtx): New function.
	* config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
	Remove.
	(aarch64_eh_return_handler_rtx): New prototype.

2017-01-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/altivec.h (vec_rlmi): New #define.
	(vec_vrlnm): Likewise.
	(vec_rlnm): Likewise.
	* config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
	(UNSPEC_VRLNM): Likewise.
	(VIlong): New mode iterator.
	(altivec_vrl<VI_char>mi): New define_insn.
	(altivec_vrl<VI_char>nm): Likewise.
	* config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
	function entry.
	(VRLDNM): Likewise.
	(RLNM): New polymorphic function entry.
	(VRLWMI): New monomorphic function entry.
	(VRLDMI): Likewise.
	(RLMI): New polymorphic function entry.
	* config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
	new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
	* doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
	vec_vrlnm.

2017-01-17  Jakub Jelinek  <jakub@redhat.com>

	PR debug/78839
	* dwarf2out.c (field_byte_offset): Restore the
	PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
	and DECL_FIELD_BIT_OFFSET.  Use fold_build2 instead of build2 + fold.
	(analyze_variants_discr, gen_variant_part): Use fold_build2 instead
	of build2 + fold.

2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>

	PR ada/67205
	* config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define

2017-01-17  Jakub Jelinek  <jakub@redhat.com>

	PR debug/71669
	* dwarf2out.c (add_data_member_location_attribute): For constant
	offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
	instead of DW_AT_data_member_location, DW_AT_bit_offset and
	DW_AT_byte_size attributes.

2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>

	* config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
	after forcing to constant memory when the code model is medium.

2017-01-17  Julia Koval  <julia.koval@intel.com>

	PR target/76731
	* config/i386/avx512fintrin.h
	(_mm512_i32gather_ps): Change __addr type to void const*.
	(_mm512_mask_i32gather_ps): Ditto.
	(_mm512_i32gather_pd): Ditto.
	(_mm512_mask_i32gather_pd): Ditto.
	(_mm512_i64gather_ps): Ditto.
	(_mm512_mask_i64gather_ps): Ditto.
	(_mm512_i64gather_pd): Ditto.
	(_mm512_mask_i64gather_pd): Ditto.
	(_mm512_i32gather_epi32): Ditto.
	(_mm512_mask_i32gather_epi32): Ditto.
	(_mm512_i32gather_epi64): Ditto.
	(_mm512_mask_i32gather_epi64): Ditto.
	(_mm512_i64gather_epi32): Ditto.
	(_mm512_mask_i64gather_epi32): Ditto.
	(_mm512_i64gather_epi64): Ditto.
	(_mm512_mask_i64gather_epi64): Ditto.
	(_mm512_i32scatter_ps): Change __addr type to void*.
	(_mm512_mask_i32scatter_ps): Ditto.
	(_mm512_i32scatter_pd): Ditto.
	(_mm512_mask_i32scatter_pd): Ditto.
	(_mm512_i64scatter_ps): Ditto.
	(_mm512_mask_i64scatter_ps): Ditto.
	(_mm512_i64scatter_pd): Ditto.
	(_mm512_mask_i64scatter_pd): Ditto.
	(_mm512_i32scatter_epi32): Ditto.
	(_mm512_mask_i32scatter_epi32): Ditto.
	(_mm512_i32scatter_epi64): Ditto.
	(_mm512_mask_i32scatter_epi64): Ditto.
	(_mm512_i64scatter_epi32): Ditto.
	(_mm512_mask_i64scatter_epi32): Ditto.
	(_mm512_i64scatter_epi64): Ditto.
	(_mm512_mask_i64scatter_epi64): Ditto.
	* config/i386/avx512pfintrin.h
	(_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
	(_mm512_mask_prefetch_i32gather_ps): Ditto.
	(_mm512_mask_prefetch_i64gather_pd): Ditto.
	(_mm512_mask_prefetch_i64gather_ps): Ditto.
	(_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
	(_mm512_prefetch_i32scatter_ps): Ditto.
	(_mm512_mask_prefetch_i32scatter_pd): Ditto.
	(_mm512_mask_prefetch_i32scatter_ps): Ditto.
	(_mm512_prefetch_i64scatter_pd): Ditto.
	(_mm512_prefetch_i64scatter_ps): Ditto.
	(_mm512_mask_prefetch_i64scatter_pd): Ditto.
	(_mm512_mask_prefetch_i64scatter_ps): Ditto.
	* config/i386/avx512vlintrin.h
	(_mm256_mmask_i32gather_ps): Change __addr type to void const*.
	(_mm_mmask_i32gather_ps): Ditto.
	(_mm256_mmask_i32gather_pd): Ditto.
	(_mm_mmask_i32gather_pd): Ditto.
	(_mm256_mmask_i64gather_ps): Ditto.
	(_mm_mmask_i64gather_ps): Ditto.
	(_mm256_mmask_i64gather_pd): Ditto.
	(_mm_mmask_i64gather_pd): Ditto.
	(_mm256_mmask_i32gather_epi32): Ditto.
	(_mm_mmask_i32gather_epi32): Ditto.
	(_mm256_mmask_i32gather_epi64): Ditto.
	(_mm_mmask_i32gather_epi64): Ditto.
	(_mm256_mmask_i64gather_epi32): Ditto.
	(_mm_mmask_i64gather_epi32): Ditto.
	(_mm256_mmask_i64gather_epi64): Ditto.
	(_mm_mmask_i64gather_epi64): Ditto.
	(_mm256_i32scatter_ps): Change __addr type to void*.
	(_mm256_mask_i32scatter_ps): Ditto.
	(_mm_i32scatter_ps): Ditto.
	(_mm_mask_i32scatter_ps): Ditto.
	(_mm256_i32scatter_pd): Ditto.
	(_mm256_mask_i32scatter_pd): Ditto.
	(_mm_i32scatter_pd): Ditto.
	(_mm_mask_i32scatter_pd): Ditto.
	(_mm256_i64scatter_ps): Ditto.
	(_mm256_mask_i64scatter_ps): Ditto.
	(_mm_i64scatter_ps): Ditto.
	(_mm_mask_i64scatter_ps): Ditto.
	(_mm256_i64scatter_pd): Ditto.
	(_mm256_mask_i64scatter_pd): Ditto.
	(_mm_i64scatter_pd): Ditto.
	(_mm_mask_i64scatter_pd): Ditto.
	(_mm256_i32scatter_epi32): Ditto.
	(_mm256_mask_i32scatter_epi32): Ditto.
	(_mm_i32scatter_epi32): Ditto.
	(_mm_mask_i32scatter_epi32): Ditto.
	(_mm256_i32scatter_epi64): Ditto.
	(_mm256_mask_i32scatter_epi64): Ditto.
	(_mm_i32scatter_epi64): Ditto.
	(_mm_mask_i32scatter_epi64): Ditto.
	(_mm256_i64scatter_epi32): Ditto.
	(_mm256_mask_i64scatter_epi32): Ditto.
	(_mm_i64scatter_epi32): Ditto.
	(_mm_mask_i64scatter_epi32): Ditto.
	(_mm256_i64scatter_epi64): Ditto.
	(_mm256_mask_i64scatter_epi64): Ditto.
	(_mm_i64scatter_epi64): Ditto.
	(_mm_mask_i64scatter_epi64): Ditto.
	* config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
	(V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
	(V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
	(V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
	(V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
	(V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
	(V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
	(V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
	(V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
	(V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
	(V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
	(V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
	(V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
	(VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
	(VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
	(VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
	(VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
	(VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
	(VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
	(VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
	(VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
	(VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
	(VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
	(VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
	(VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
	(VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
	(VOID_QI_V8DI_PCINT_INT_INT): Remove.
	(V16SF_V16SF_PCVOID_V16SI_HI_INT,  V8DF_V8DF_PCVOID_V8SI_QI_INT)
	(V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
	(V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
	(V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
	(VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
	(VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
	(VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
	(VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
	(V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
	(V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
	(V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
	(V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
	(V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
	(V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
	(V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
	(V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
	(VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
	(VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
	(VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
	(VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
	(VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
	(VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
	(VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
	(VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
	(VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
	(VOID_QI_V8DI_PCVOID_INT_INT): Add.
	* config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
	definitions accordingly.

2017-01-17  Kito Cheng  <kito.cheng@gmail.com>
	    Kuan-Lin Chen  <kuanlinchentw@gmail.com>

	PR target/79079
	* internal-fn.c (expand_mul_overflow): Use convert_modes instead of
	gen_lowpart.

2017-01-17  Vladimir Makarov  <vmakarov@redhat.com>

	PR target/79058
	* ira-conflicts.c (ira_build_conflicts): Update total conflict
	hard regs for inner regno.

2017-01-17  Martin Liska  <mliska@suse.cz>

	PR ipa/71207
	* ipa-polymorphic-call.c (contains_type_p): Fix wrong
	assumption and add comment.

2017-01-17  Nathan Sidwell  <nathan@acm.org>

	* ipa-visibility.c (localize_node): New function, broken out of ...
	(function_and_variable_visibility): ... here. Call it.

2017-01-17  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/77445
	* tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
	correctly set frequency of oudgoing edge.
	(duplicate_thread_path): Fix profile updating.

2017-01-17  Jakub Jelinek  <jakub@redhat.com>

	PR other/79046
	* configure.ac: Add GCC_BASE_VER.
	* Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
	version from BASE-VER file.
	(CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
	(gcc.o): Depend on $(BASEVER).
	* common.opt (dumpfullversion): New option.
	* gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
	* doc/invoke.texi: Document -dumpfullversion.
	* doc/install.texi: Document --with-gcc-major-version-only.
	* configure: Regenerated.

2017-01-17  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/71433
	* tree-vrp.c (register_new_assert_for): Merge same asserts
	on all incoming edges.
	(process_assert_insertions_for): Handle insertions at the
	beginning of BBs.

2017-01-17  Gerald Pfeifer  <gerald@pfeifer.com>

	* config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
	* config/i386/mingw32.h (LIBGCJ_SONAME): Remove.

2017-01-17  Kaz Kojima  <kkojima@gcc.gnu.org>

	PR target/78633
	* config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
	RTL sharing.

2017-01-17  Alan Modra  <amodra@gmail.com>

	PR target/79066
	* config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
	* config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
	symbolic stack limit when pic.

2017-01-16  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/78608
	* gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.

2017-01-16  Jeff Law  <law@redhat.com>

	Revert:
	2016-12-02  Tadek Kijkowski  <tkijkowski@gmail.com>
	* Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
	for several include directories that may be relative to sysroot.
	* config/i386/x-mingw32 (gplus_includedir): Define.
	(gplus_tool_includedir, gplus_backward_include_dir): Likewise.
	(native_system_includedir): Likewise.
	* config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
	override if TARGET_SYSTEM_ROOT is defined.
	(NATIVE_SYSTEM_HEADER_DIR): Likewise.

	PR tree-optimization/79090
	PR tree-optimization/33562
	PR tree-optimization/61912
	PR tree-optimization/77485
	* tree-ssa-dse.c (compute_trims): Accept STMT argument.  Dump STMT
	and computed trims into the dump file.

2017-01-17  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.

2017-01-16  Jakub Jelinek  <jakub@redhat.com>

	PR c/79089
	* gimplify.c (gimplify_init_constructor): If want_value and
	object == lhs, unshare lhs to avoid invalid tree sharing.  Formatting
	fix.

	PR target/79080
	* loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
	sequence.  Formatting fixes.
	(doloop_optimize): Formatting fixes.

	PR driver/49726
	* gcc.c (debug_level_greater_than_spec_func): New function.
	(static_spec_functions): Add debug-level-gt spec function.
	(ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
	!g0.
	* config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
	* config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
	* common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
	gpubnames, ggnu-pubnames, gno-record-gcc-switches,
	grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
	gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.

2017-01-16  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
	QImode fixups to general and mask registers only.

2017-01-16  Carl Love  <cel@us.ibm.com>

	* config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
	for built-in functions
	vector signed char vec_nabs (vector signed char)
	vector signed short vec_nabs (vector signed short)
	vector signed int vec_nabs (vector signed int)
	vector signed long long vec_nabs (vector signed long long)
	vector float vec_nabs (vector float)
	vector double vec_nabs (vector double)
	* config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
	and NABS overload.
	* config/rs6000/altivec.md: New define_expand nabs<mode>2 types
	* config/rs6000/altivec.h: New define for vec_nabs built-in function.
	* doc/extend.texi: Update the documentation file for the new built-in
	functions.

2017-01-16  Martin Sebor  <msebor@redhat.com>

	* gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
	message.

2017-01-16  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/rs6000.c (rtx_is_swappable_p): Change
	UNSPEC_VSX__XXSPLTD to require special splat handling.

2017-01-16  David Malcolm  <dmalcolm@redhat.com>

	PR bootstrap/78616
	* system.h: Poison strndup.

2017-01-16  Alan Modra  <amodra@gmail.com>

	PR target/79098
	* config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
	use a switch.

2017-01-16  Georg-Johann Lay  <avr@gjlay.de>

	* config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.

2017-01-15  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (ix86_legitimate_combined_insn): Do not
	call recog here.  Assert that INSN_CODE (insn) is non-negative.

2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/72749
	* cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
	fallthrough.
	* haifa-sched.c (dump_insn_stream): Don't crash if there is a label
	in the currently scheduled RTL fragment.

2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>

	PR rtl-optimization/78751
	* ifcvt.c (find_cond_trap): If we generated a non-existing insn,
	give up.

2017-01-14  Jeff Law  <law@redhat.com>

	PR tree-optimization/79090
	* tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
	variable length stores.
	(compute_trims): Delete dead assignment to *trim_tail.
	(dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
	zero length.

2017-01-14  Bernd Schmidt  <bschmidt@redhat.com>

	PR rtl-optimization/78626
	PR rtl-optimization/78727
	* cprop.c (one_cprop_pass): Collect unconditional traps in the middle
	of a block, and split such blocks after everything else is finished.

2017-01-14  Alan Modra  <amodra@gmail.com>

	PR target/72749
	* combine.c (recog_for_combine_1): Set INSN_CODE before calling
	target legitimate_combined_insn.
	* config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
	(rs6000_legitimate_combined_insn): New function.
	* config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
	all uses.
	(ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
	(ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
	(ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.

2017-01-14  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/frontends.texi (G++ and GCC): Remove references to Java.

2017-01-13  Jeff Law  <law@redhat.com>

	PR tree-optimization/33562
	PR tree-optimization/61912
	PR tree-optimization/77485
	* tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
	a statement.
	(delete_dead_assignment): Likewise.
	(dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
	statement to delete_dead_call and delete_dead_assignment.

2017-01-13  David Malcolm  <dmalcolm@redhat.com>

	PR c/78304
	* substring-locations.c (format_warning_va): Strengthen case 1 so
	that both endpoints of the substring must be within the format
	range for just the substring to be printed.

2017-01-13  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
	* config/i386/i386.c (ix86_target_string): Add missing options
	to isa_opts and reorder options by implied ISAs.  Rename isa_opts2 to
	isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
	flags_other and ix86_target_other to flags2_other.  Display unknown
	isa2 options.
	(ix86_valid_target_attribute_inner_p): Add missing options and
	reorder options by implied ISAs, as in ix86_target_string.

2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>

	* hash-table.h (hash_table::too_empty_p): New function.
	(hash_table::expand): Use it.
	(hash_table::traverse): Likewise.
	(hash_table::empty_slot): Use sizeof (value_type) instead of
	sizeof (PTR) to convert bytes to elements.  Shrink the table
	if the current size is excessive for the current number of
	elements.

2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>

	* ira-costs.c (record_reg_classes): Break from the inner loop
	early once alt_fail is known to be true.  Update outer loop
	handling accordingly.

2017-01-13  Jeff Law  <law@redhat.com>

	* tree-ssa-dse.c (decrement_count): New function.
	(increment_start_addr, maybe_trim_memstar_call): Likewise.
	(dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
	when we know the partially dead statement is a mem* function.

	PR tree-optimization/61912
	PR tree-optimization/77485
	* tree-ssa-dse.c: Include expr.h.
	(maybe_trim_constructor_store): New function.
	(maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.

	PR tree-optimization/33562
	PR tree-optimization/61912
	PR tree-optimization/77485
	* doc/invoke.texi: Document new dse-max-object-size param.
	* params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
	* tree-ssa-dse.c: Include params.h.
	(dse_store_status): New enum.
	(initialize_ao_ref_for_dse): New, partially extracted from
	dse_optimize_stmt.
	(valid_ao_ref_for_dse, normalize_ref): New.
	(setup_live_bytes_from_ref, compute_trims): Likewise.
	(clear_bytes_written_by, maybe_trim_complex_store): Likewise.
	(maybe_trim_partially_dead_store): Likewise.
	(maybe_trim_complex_store): Likewise.
	(dse_classify_store): Renamed from dse_possibly_dead_store_p.
	Track what bytes live from the original store.  Return tri-state
	for dead, partially dead or live.
	(dse_dom_walker): Add constructor, destructor and new private members.
	(delete_dead_call, delete_dead_assignment): New extracted from
	dse_optimize_stmt.
	(dse_optimize_stmt): Make a member of dse_dom_walker.
	Use initialize_ao_ref_for_dse.

	PR tree-optimization/33562
	PR tree-optimization/61912
	PR tree-optimization/77485
	* sbitmap.h (bitmap_count_bits): Prototype.
	(bitmap_clear_range, bitmap_set_range): Likewise.
	* sbitmap.c (bitmap_clear_range): New function.
	(bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.

2017-01-13  Martin Liska  <mliska@suse.cz>

	PR ipa/79043
	* function.c (set_cfun): Add new argument force.
	* function.h (set_cfun): Likewise.
	* ipa-inline-transform.c (inline_call): Use the function when
	strict alising from is dropped for function we inline to.

2017-01-13  Richard Biener  <rguenther@suse.de>

	* tree-pretty-print.c (dump_generic_node): Fix inverted condition
	for dumping GIMPLE INTEGER_CSTs.

2017-01-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>

	* config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
	to 201112L since C++17.

2017-01-13  Maxim Ostapenko  <m.ostapenko@samsung.com>

	PR sanitizer/78887
	* asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
	if -fsanitize=kernel-address is present.

2017-01-13  Richard Biener  <rguenther@suse.de>

	* tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
	as _Literal ( type ) number in case usual suffixes do not
	preserve all information.

2017-01-13  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/77283
	* gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
	and ssa-iterators.h.
	(is_feasible_trace): Implement a cost model based on joiner
	PHI node uses.

2017-01-12  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/79004
	* config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
	char or short to __float128/_Float128 directly.

2017-01-12  Martin Sebor  <msebor@redhat.com>

	to -Wformat-overflow.
	* gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
	(min_bytes_remaining): Same.
	(get_string_length): Same.
	(format_string): Same.
	(format_directive): Same.
	(add_bytes): Same.
	(pass_sprintf_length::handle_gimple_call): Same.

2017-01-12  Jakub Jelinek  <jakub@redhat.com>

	* gimple-ssa-sprintf.c (try_substitute_return_value): Remove
	info.nowrite calls with no lhs that can't throw.  Return bool
	whether gsi_remove has been called or not.
	(pass_sprintf_length::handle_gimple_call): Return bool whether
	try_substitute_return_value called gsi_remove.  Formatting fix.
	(pass_sprintf_length::execute): Don't use gsi_remove if
	handle_gimple_call returned true.

	PR bootstrap/79069
	* cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
	be removed due to side-effects, don't remove following barrier nor
	turn the successor edge into fallthru edge.

2017-01-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	PR target/79044
	* config/rs6000/rs6000.c (insn_is_swappable_p): Mark
	element-reversing loads and stores as not swappable.

2017-01-12  Nathan Sidwell  <nathan@acm.org>
	    Nicolai Stange  <nicstange@gmail.com>

	* combine.c (try_combine): Don't ignore result of overlap checking
	loop.  Combine overlap & asm check into single loop.

2017-01-12  Richard Biener  <rguenther@suse.de>

	* tree-pretty-print.c (dump_generic_node): Provide -gimple
	variant for MEM_REF.  Sanitize INTEGER_CST for -gimple.

2017-01-12  Richard Biener  <rguenther@suse.de>

	* tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
	and TS_TARGET_OPTION directly derive from TS_BASE.
	* tree-core.h (tree_optimization_option): Derive from tree_base.
	(tree_target_option): Likewise.

2017-01-11  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.c (memory_address_length): Increase len
	only when rip_relative_addr_p returns false.

2017-01-11  Julia Koval  <julia.koval@intel.com>

	* common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
	(OPTION_MASK_ISA_SGX_SET): New.
	(ix86_handle_option): Handle OPT_msgx.
	* config.gcc: Added sgxintrin.h.
	* config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
	* config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
	* config/i386/i386.c (ix86_target_string): Add -msgx.
	(PTA_SGX): New.
	(ix86_option_override_internal): Handle new options.
	(ix86_valid_target_attribute_inner_p): Add sgx.
	* config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
	* config/i386/i386.opt: Add msgx.
	* config/i386/sgxintrin.h: New file.
	* config/i386/x86intrin.h: Add sgxintrin.h.

2017-01-11  Jakub Jelinek  <jakub@redhat.com>

	PR c++/71537
	* fold-const.c (maybe_nonzero_address): Return 1 for function
	local objects.
	(tree_single_nonzero_warnv_p): Don't handle function local objects
	here.

	PR c++/72813
	* gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
	of c-header.

2017-01-11  David Malcolm  <dmalcolm@redhat.com>

	PR driver/78877
	* opts.c: Include "spellcheck.h"
	(struct string_fragment): New struct.
	(struct edit_distance_traits<const string_fragment &>): New
	struct.
	(get_closest_sanitizer_option): New function.
	(parse_sanitizer_options): Offer suggestions for unrecognized arguments.

2017-01-11  Jakub Jelinek  <jakub@redhat.com>

	* dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
	by 12.
	(DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
	DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
	(DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
	(calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
	for initial die_offset if dwarf_split_debug_info.
	(output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
	initial next_die_offset if dwo_id is non-NULL.  Don't emit padding
	fields.
	(output_skeleton_debug_sections): Formatting fix.  Use
	DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
	DWARF_COMPILE_UNIT_HEADER_SIZE.  Don't emit padding.

2017-01-11  Wilco Dijkstra  <wdijkstr@arm.com>

	* config/arm/cortex-a53.md: Add bypasses for
	cortex_a53_r2f_cvt.
	(cortex_a53_r2f): Only use for transfers.
	(cortex_a53_f2r): Likewise.
	(cortex_a53_r2f_cvt): Add reservation for conversions.
	(cortex_a53_f2r_cvt): Likewise.

2017-01-11  Tamar Christina  <tamar.christina@arm.com>

	* config/arm/arm_neon.h: Add __artificial__ and gnu_inline
	to all inlined functions, change static to extern.

2017-01-11  Christophe Lyon  <christophe.lyon@linaro.org>

	PR target/78253
	* config/arm/arm.c (legitimize_pic_address): Handle reference to
	weak symbol.
	(arm_assemble_integer): Likewise.

2017-01-11  Richard Earnshaw  <rearnsha@arm.com>

	* config.gcc: Use new awk script to check CPU, FPU and architecture
	parameters for --with-... options.
	* config/arm/parsecpu.awk: New file
	* config/arm/arm-cpus.in: New file.
	* config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
	files.
	* config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
	files.
	* config/arm/t-arm: Update dependency rules.
	* common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
	of processing .def files.
	* config/arm/genopt.sh: Deleted.
	* config/arm/gentune.sh: Deleted.
	* config/arm/arm-cores.def: Deleted.
	* config/arm/arm-arches.def: Deleted.
	* config/arm/arm-fpus.def: Deleted.
	* config/arm/arm-tune.md: Regenerated.
	* config/arm/arm-tables.opt: Regenerated.
	* config/arm/arm-cpu.h: New generated file.
	* config/arm/arm-cpu-data.h: New generated file.
	* config/arm/arm-cpu-cdata.h: New generated file.

2017-01-11  Maxim Ostapenko  <m.ostapenko@samsung.com>

	PR lto/79042
	* lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
	bit.
	(input_varpool_node): Unpack dynamically_initialized bit.

2017-01-11  Eric Botcazou  <ebotcazou@adacore.com>

	PR rtl-optimization/79032
	* lra-constraints.c (simplify_operand_subreg): In the MEM case, test
	the alignment of the adjusted memory reference against that of MODE,
	instead of the alignment of the original memory reference.

2017-01-11  Martin Jambor  <mjambor@suse.cz>

	* hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
	test.
	* ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
	decorated functions.

2017-01-11  Richard Biener  <rguenther@suse.de>

	* tree-vrp.c (evrp_dom_walker::before_dom_children): Also
	set range/nonnull info for PHI results.  Do not set it on
	stmts marked for removal.

2017-01-10  Eric Botcazou  <ebotcazou@adacore.com>

	* expr.c (store_field): In the bitfield case, fetch the return value
	from the registers before applying a single big-endian adjustment.
	Always do a final load for a BLKmode value not larger than a word.

2017-01-10  David Malcolm  <dmalcolm@redhat.com>

	PR c++/77949
	* input.c (selftest::test_accessing_ordinary_linemaps): Verify
	that we correctly handle column numbers greater than
	LINE_MAP_MAX_COLUMN_NUMBER.

2017-01-10  Martin Sebor  <msebor@redhat.com>

	PR middle-end/78245
	* gimple-ssa-sprintf.c (get_destination_size): Call
	{init,fini}object_sizes.
	* tree-object-size.c (addr_object_size): Adjust.
	(pass_through_call): Adjust.
	(pass_object_sizes::execute): Adjust.
	* tree-object-size.h (fini_object_sizes): Declare.

2017-01-10  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/78775
	* builtins.c (get_size_range): Move...
	* calls.c: ...to here.
	(alloc_max_size): Accept zero argument.
	(operand_signed_p): Remove.
	(maybe_warn_alloc_args_overflow): Call get_size_range.
	* calls.h (get_size_range): Declare.

2017-01-10  Joe Seymour  <joe.s@somniumtech.com>

	* config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
	from TI's devices.csv file as of September 2016.
	* config/msp430/msp430.c (msp430_mcu_data): Likewise.

2017-01-10  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
	* doc/invoke.texi: Likewise.
	* doc/md.texi: Likewise.
	* doc/objc.texi: Likewise.

2017-01-10  Joshua Conner  <joshconner@google.com>

	* config/arm/fuchsia-elf.h: New file.
	* config/fuchsia.h: New file.
	* config.gcc (*-*-fuchsia*): Set native_system_header_dir.
	(aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
	targets.
	* config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.

2016-01-10  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/79034
	* tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
	Propagate out degenerate PHIs in the joiner.

2017-01-10  Martin Liska  <mliska@suse.cz>

	* ipa-icf.c (sort_sem_items_by_decl_uid): New function.
	(sort_congruence_classes_by_decl_uid): Likewise.
	(sort_congruence_class_groups_by_decl_uid): Likewise.
	(sem_item_optimizer::merge_classes): Sort class, groups in these
	classes and members in the groups by DECL_UID of declarations.
	This would make merge operations stable.

2017-01-10  Martin Liska  <mliska@suse.cz>

	* ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
	usage of m_classes_vec.
	(sem_item_optimizer::~sem_item_optimizer):  Likewise.
	(sem_item_optimizer::get_group_by_hash): Likewise.
	(sem_item_optimizer::subdivide_classes_by_equality): Likewise.
	(sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
	(sem_item_optimizer::verify_classes): Likewise.
	(sem_item_optimizer::process_cong_reduction): Likewise.
	(sem_item_optimizer::dump_cong_classes): Likewise.
	(sem_item_optimizer::merge_classes): Likewise.
	* ipa-icf.h (congruence_class_hash): Rename from
	congruence_class_group_hash.  Remove declaration of m_classes_vec.

2017-01-10  Andrew Senkevich  <andrew.senkevich@intel.com>

	* common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
	OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
	* config.gcc: Add avx512vpopcntdqintrin.h.
	* config/i386/avx512vpopcntdqintrin.h: New.
	* config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
	* config/i386/i386-builtin-types.def: Add new types.
	* config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
	__builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
	__builtin_ia32_vpopcountq_v8di_mask): New.
	* config/i386/i386-c.c (ix86_target_macros_internal): Define
	__AVX512VPOPCNTDQ__.
	* config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
	(PTA_AVX512VPOPCNTDQ): Define.
	* config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
	TARGET_AVX512VPOPCNTDQ_P): Define.
	* config/i386/i386.opt: Add mavx512vpopcntdq.
	* config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
	* config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.

2017-01-01  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/77484
	* predict.def (PRED_CALL): Set to 67.

2017-01-09  Eric Botcazou  <ebotcazou@adacore.com>

	* expr.c (store_field): In the bitfield case, if the value comes from
	a function call and is of an aggregate type returned in registers, do
	not modify the field mode; extract the value in all cases if the mode
	is BLKmode and the size is not larger than a word.

2017-01-09  Dominique d'Humieres  <dominiq@lps.ens.fr>

	PR target/71017
	* config/i386/cpuid.h: Fix undefined behavior.

2017-01-04  Jeff Law  <law@redhat.com>

	PR tree-optimization/79007
	PR tree-optimization/67955
	* tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
	conservative for pt.null when flag_non_call_exceptions is on.

2017-01-09  Jakub Jelinek  <jakub@redhat.com>

	PR translation/79019
	PR translation/79020
	* params.def (PARAM_INLINE_MIN_SPEEDUP,
	PARAM_IPA_CP_SINGLE_CALL_PENALTY,
	PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
	in descriptions.
	* config/avr/avr.opt (maccumulate-args): Likewise.
	* config/msp430/msp430.opt (mwarn-mcu): Likewise.
	* common.opt (freport-bug): Likewise.
	* cif-code.def (CIF_FINAL_ERROR): Likewise.
	* doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
	* config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
	translatable string.
	* config/i386/i386.c (function_value_32): Likewise.
	* config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
	* config/msp430/msp430.c (msp430_option_override, msp430_attr):
	Likewise.
	* config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
	* common/config/msp430/msp430-common.c (msp430_handle_option):
	Likewise.
	* symtab.c (symtab_node::verify_base): Likewise.
	* opts.c (set_debug_level): Likewise.
	* tree.c (verify_type_variant): Likewise.  Fix typo in comment.
	* config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
	missing whitespace to translatable strings.
	* config/avr/avr.md (bswapsi2): Fix typo in comment.
	* config/sh/superh.h: Likewise.
	* config/i386/xopintrin.h: Likewise.
	* config/i386/znver1.md: Likewise.
	* config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
	* ipa-inline-analysis.c (compute_inline_parameters): Likewise.
	* double-int.h (struct double_int): Likewise.
	* double-int.c (div_and_round_double): Likewise.
	* wide-int.cc: Likewise.
	* tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
	* tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
	* cfgcleanup.c (crossjumps_occured): Renamed to ...
	(crossjumps_occurred): ... this.
	(try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
	Adjust all uses.

	PR tree-optimization/78899
	* tree-if-conv.c (version_loop_for_if_conversion): Instead of
	returning bool return struct loop *, NULL for failure and the new
	loop on success.
	(versionable_outer_loop_p): Don't version outer loop if it has
	dont_vectorized bit set.
	(tree_if_conversion): When versioning outer loop, ensure
	tree_if_conversion is performed also on the inner loop of the
	non-vectorizable outer loop copy.
	* tree-vectorizer.c (set_uid_loop_bbs): Formatting fix.  Fold
	LOOP_VECTORIZED in inner loop of the scalar outer loop and
	prevent vectorization of it.
	(vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
	the outer loop vectorization of the non-scalar version is attempted
	before vectorization of the inner loop in scalar version.  If
	outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
	vectorization of its inner loop.
	* tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
	has 2 inner loops, rename also on edges from bb whose single pred
	is outer_loop->header.  Fix typo in function comment.

2017-01-09  Martin Sebor  <msebor@redhat.com>

	PR bootstrap/79033
	* asan.c (asan_emit_stack_protection): Increase local buffer size
	to avoid snprintf truncation warning.

2017-01-09  Andrew Pinski  <apinski@cavium.com>

	* config/aarch64/aarch64-cores.def: Add thunderx2t99.  Change vulcan
	to reference thunderx2t99 for the tuning structure
	* config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
	Rename to ...
	(thunderx2t99_extra_costs): This.
	* config/aarch64/aarch64-tune.md: Regenerate.
	* config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
	(vulcan_addrcost_table): This.
	(vulcan_regmove_cost): Rename to ...
	(thunderx2t99_regmove_cost): This.
	(vulcan_vector_cost): Rename to ...
	(thunderx2t99_vector_cost): this.
	(vulcan_branch_cost): Rename to ...
	(thunderx2t99_branch_cost): This.
	(vulcan_tunings): Rename to ...
	(thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
	* doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.

2017-01-09  Martin Jambor  <mjambor@suse.cz>

	PR ipa/78365
	PR ipa/78599
	* ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
	* ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
	(propagate_vr_accross_jump_function): Use the above function for all
	value range computations for pass-through jump functions and type
	converasion from explicit value range values.
	(ipcp_propagate_stage): Do not attempt to deduce types of formal
	parameters from TYPE_ARG_TYPES.
	* ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
	(ipa_write_node_info): Stream type of the actual argument.
	(ipa_read_node_info): Likewise. Also remove trailing whitespace.

2017-01-09  Martin Liska  <mliska@suse.cz>

	PR pch/78970
	* gcc.c (driver_handle_option): Handle OPT_E and set have_E.
	(lookup_compiler): Do not show error message with have_E.

2017-01-09  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/78938
	* tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
	where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
	BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
	{EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR.  Formatting
	fixes.

2017-01-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
	is const0_rtx.

2017-01-09  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/78997
	* tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
	name condition properly.

2017-01-09  Richard Biener  <rguenther@suse.de>

	PR debug/79000
	* dwarf2out.c (is_cxx): New overload with context.
	(is_naming_typedef_decl): Use it.

2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>

	* invoke.texi (Option Summary): Correct spacing in option lists
	and add line breaks to fix over-long lines.

2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>

	PR middle-end/17660

	* extend.texi (Common Variable Attributes): Add xref to GCC
	Internals manual to explain mode attribute keywords.

2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>

	PR other/16519
	* doc/invoke.texi (Option Summary): Move -pthread to Linker Options
	and Preprocessor Options.
	(Options for Linking): Document -pthread here....
	(RS/6000 and PowerPC Options): ...not here.
	(Solaris 2 Options): ...or here.
	* doc/cppopts.texi: Document -pthread.

2017-01-08  Martin Sebor  <msebor@redhat.com>

	PR middle-end/77708
	* doc/invoke.texi (Warning Options): Document -Wformat-truncation.
	* gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
	New member functions.
	(format_directive): Used them.
	(add_bytes): Same.
	(pass_sprintf_length::handle_gimple_call): Same.
	* graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
	to avoid truncation for any argument.
	(extract_affine_mul): Same.
	* tree.c (get_file_function_name): Same.

2017-01-01  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/77484
	* predict.def (PRED_INDIR_CALL): Set to 86.

2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>

	PR preprocessor/54124
	* doc/cppopts.texi: Reformat -d subtable to list the full name
	of the options.  Add cross-reference to the docs for the general
	compiler -d options.
	* doc/invoke.texi (Developer Options): Add cross-reference to the
	preprocessor-specific -d option documentation.

2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>

	PR preprocessor/13498
	* doc/cpp.texi (Search Path): Rewrite to remove obsolete and
	redudant material, and reflect new command-line options.
	(System Headers): Likewise.

2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>

	* doc/cppdiropts.texi: Merge documentation of -I, -iquote,
	-isystem, and -idirafter.  Copy-edit.
	* doc/cppopts.texi: Copy-edit.  Remove contradiction about
	default for -ftrack-macro-expansion.  Delete obsolete and
	badly-formatted implementation details about -fdebug-cpp output.
	* doc/cppwarnopts.texi: Copy-edit.

2017-01-07  David Malcolm  <dmalcolm@redhat.com>

	PR c++/72803
	* input.c (selftest::test_accessing_ordinary_linemaps): Verify
	that the transition from a max line width >= 1<<10 to narrower
	lines works correctly.

2017-01-07  Alexandre Oliva <aoliva@redhat.com>

	* doc/options.texi (PerFunction): New.
	* opt-functions.awk (switch_flags): Map both Optimization and
	PerFunction to CL_OPTIMIZATION.
	* opth-gen.awk: Test for PerFunction flag along with
	Optimization.
	* optc-save-gen.awk: Likewise.  Introduce var_opt_hash and set
	it only when the latter is present.  Skip those that don't in
	the hash function generator.
	* common.opt (fvar-tracking): Mark as PerFunction instead of
	Optimization.
	(fvar-tracking-assignments): Likewise.
	(fvar-tracking-assignments-toggle): Likewise.
	(fvar-tracking-uninit): Likewise.

2017-01-07  Jakub Jelinek  <jakub@redhat.com>

	PR translation/79018
	* params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
	the and store.

2017-01-06  Mikael Pettersson  <mikpelinux@gmail.com>

	PR target/57583
	* config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
	* config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
	TARGET_LONG_JUMP_TABLE_OFFSETS.
	* config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
	* config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
	* config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
	(ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
	* config/m68k/m68k.md (tablejump expander): Likewise.
	(*tablejump_pcrel_hi): Renamed from unnamed insn, reject
	TARGET_LONG_JUMP_TABLE_OFFSETS.
	(*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
	* doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.

2017-01-06  Edgar E. Iglesias <edgar.iglesias@xilinx.com>
	    David Holsgrove <david.holsgrove@xilinx.com>

	* common/config/microblaze/microblaze-common.c
	(TARGET_EXCEPT_UNWIND_INFO): Remove.
	* config/microblaze/microblaze-protos.h (microblaze_eh_return):
	New prototype.
	* config/microblaze/microblaze.c (microblaze_must_save_register)
	(microblaze_expand_epilogue, microblaze_return_addr): Handle
	calls_eh_return.
	(microblaze_eh_return): New function.
	* config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
	(EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
	(EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
	* config/microblaze/microblaze.md (eh_return): New pattern.

2017-01-06  Jakub Jelinek  <jakub@redhat.com>

	* system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
	GCC_DIAGNOSTIC_STRINGIFY): Define.

	* read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.

2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/arm/arm.md (<mcrr>): New.
	(<mrrc>): New.
	* config/arm/arm.c (arm_arch5te): New.
	(arm_option_override): Set arm_arch5te.
	(arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
	and mrrc2.
	* config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
	(arm_mcrr_qualifiers): ... this. New.
	(MRRC_QUALIFIERS): Define to...
	(arm_mrrc_qualifiers): ... this. New.
	* config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
	__arm_mrrc2): New.
	* config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
	* config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
	(MRRCI, mrrc, MRRC): New.
	* config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
	VUNSPEC_MRRC2): New.

2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/arm/arm.md (<mcr>): New.
	(<mrc>): New.
	* config/arm/arm.c (arm_coproc_builtin_available): Add
	support for mcr, mrc, mcr2 and mrc2.
	* config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
	(arm_mcr_qualifiers): ... this. New.
	(MRC_QUALIFIERS): Define to ...
	(arm_mrc_qualifiers): ... this. New.
	(MCR_QUALIFIERS): Define to ...
	(arm_mcr_qualifiers): ... this. New.
	* config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
	__arm_mrc2): New.
	* config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
	* config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
	* config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
	VUNSPEC_MRC2): New.

2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/arm/arm.md (*ldc): New.
	(*stc): New.
	(<ldc>): New.
	(<stc>): New.
	* config/arm/arm.c (arm_coproc_builtin_available): Add
	support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
	(arm_coproc_ldc_stc_legitimate_address): New.
	* config/arm/arm-builtins.c (arm_type_qualifiers): Add
	'qualifier_const_pointer'.
	(LDC_QUALIFIERS): Define to...
	(arm_ldc_qualifiers): ... this. New.
	(STC_QUALIFIERS): Define to...
	(arm_stc_qualifiers): ... this. New.
	* config/arm/arm-protos.h
	(arm_coproc_ldc_stc_legitimate_address): New.
	* config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
	__arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
	* config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
	stc2, stcl, stc2l): New.
	* config/arm/constraints.md (Uz): New.
	* config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
	* config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
	VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
	VUNSPEC_STC2L): New.

2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/arm/arm.md (<cdp>): New.
	* config/arm/arm.c (neon_const_bounds): Rename this ...
	(arm_const_bounds): ... this.
	(arm_coproc_builtin_available): New.
	* config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
	(arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
	(CDP_QUALIFIERS): Define to...
	(arm_cdp_qualifiers): ... this. New.
	(void_UP): Define.
	(arm_expand_builtin_args): Add case for 6 arguments.
	* config/arm/arm-protos.h (neon_const_bounds): Rename this ...
	(arm_const_bounds): ... this.
	(arm_coproc_builtin_available): New.
	* config/arm/arm_acle.h (__arm_cdp): New.
	(__arm_cdp2): New.
	* config/arm/arm_acle_builtins.def (cdp): New.
	(cdp2): New.
	* config/arm/iterators.md (CDPI,CDP,cdp): New.
	* config/arm/neon.md: Rename all 'neon_const_bounds' to
	'arm_const_bounds'.
	* config/arm/types.md (coproc): New.
	* config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
	* gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
	* gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
	arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.

2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
	(UBINOP_QUALIFIERS): New.
	(si_UP): Define.
	(acle_builtin_data): New. Change comment.
	(arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
	ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
	ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
	arm_acle_builtins.def.
	(ARM_BUILTIN_ACLE_PATTERN_START): Define.
	(arm_init_acle_builtins): New.
	(CRC32_BUILTIN): Remove.
	(bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
	crc32cb, crc32ch and crc32cw.
	(arm_init_crc32_builtins): Remove.
	(arm_init_builtins): Use arm_init_acle_builtins rather
	than arm_init_crc32_builtins.
	(arm_expand_acle_builtin): New.
	(arm_expand_builtin): Use 'arm_expand_acle_builtin'.
	* config/arm/arm_acle_builtins.def: New.

2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>

	* config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
	(arm_builtin_datum): ... this.
	(arm_init_neon_builtin): Rename to ...
	(arm_init_builtin): ... this. Add a new parameters PREFIX
	and USE_SIG_IN_NAME.
	(arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
	'arm_init_builtin'. Replace type 'neon_builtin_datum' with
	'arm_builtin_datum'.
	(arm_init_vfp_builtins): Likewise.
	(builtin_arg): Rename enum's replacing 'NEON_ARG' with
	'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
	(arm_expand_neon_args): Rename to ...
	(arm_expand_builtin_args): ... this. Rename builtin_arg
	enum values and differentiate between ARG_BUILTIN_MEMORY
	and ARG_BUILTIN_NEON_MEMORY.
	(arm_expand_neon_builtin_1): Rename to ...
	(arm_expand_builtin_1): ... this. Rename builtin_arg enum
	values, arm_expand_builtin_args and add bool parameter NEON.
	(arm_expand_neon_builtin): Use arm_expand_builtin_1.
	(arm_expand_vfp_builtin): Likewise.
	(NEON_MAX_BUILTIN_ARGS): Remove, it was unused.

2017-01-01  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/77484
	* predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
	* predict.c (tree_estimate_probability_bb): Reverse direction of
	polymorphic call predictor.

2017-01-06  David Malcolm  <dmalcolm@redhat.com>

	* passes.c (execute_one_pass): Split out pass-skipping logic into...
	(determine_pass_name_match): ...this new function and...
	(should_skip_pass_p): ...this new function.

2017-01-06  Nathan Sidwell  <nathan@acm.org>

	* ipa-visibility.c (function_and_variable_visibility): Reformat
	comments and long lines.  Remove extrneous if.
	* symtab.c (symtab_node::make_decl_local): Fix code format.
	(symtab_node::set_section_for_node): Fix comment typo.

2017-01-06  Martin Liska  <mliska@suse.cz>

	PR bootstrap/79003
	* lra-constraints.c: Rename invariant to lra_invariant.
	* predict.c (set_even_probabilities): Initialize e to NULL.

2017-01-05  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/78910
	* gimple-ssa-sprintf.c (tree_digits): Add an argument.
	(format_integer): Correct off-by-one error in the handling
	of precision with negative numbers in signed conversions..

2017-01-05  Eric Botcazou  <ebotcazou@adacore.com>

	* doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.

2017-01-05  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/71016
	* tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
	factor_out_conditional_conversion.  Formatting fix.
	(factor_out_conditional_conversion): Add cond_stmt argument.
	If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
	cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
	Formatting fix.

2017-01-05  David Malcolm  <dmalcolm@redhat.com>

	* Makefile.in (OBJS): Add read-md.o, read-rtl.o,
	read-rtl-function.o, and selftest-rtl.o.
	* config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
	(selftest::aarch64_test_loading_full_dump): New function.
	(selftest::aarch64_run_selftests): New function.
	(TARGET_RUN_TARGET_SELFTESTS): Wire it up to
	selftest::aarch64_run_selftests.
	* config/i386/i386.c
	(selftest::ix86_test_loading_dump_fragment_1): New function.
	(selftest::ix86_test_loading_call_insn): New function.
	(selftest::ix86_test_loading_full_dump): New function.
	(selftest::ix86_test_loading_unspec): New function.
	(selftest::ix86_run_selftests): Call the new functions.
	* emit-rtl.c (maybe_set_max_label_num): New function.
	* emit-rtl.h (maybe_set_max_label_num): New decl.
	* function.c (instantiate_decls): Guard call to
	instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
	* function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
	"static".
	* gensupport.c (gen_reader::gen_reader): Pass "false"
	for new "compact" param of rtx_reader.
	* print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
	rather than an empty string for NULL strings.
	* read-md.c: Potentially include config.h rather than bconfig.h.
	Wrap include of errors.h with #ifdef GENERATOR_FILE.
	(have_error): New global, copied from errors.c.
	(md_reader::read_name): Rename to...
	(md_reader::read_name_1): ...this, adding "out_loc" param,
	and converting "missing name or number" to returning false, rather
	than failing.
	(md_reader::read_name): Reimplement in terms of read_name_1.
	(md_reader::read_name_or_nil): New function.
	(md_reader::read_string): Handle "(nil)" by returning NULL.
	(md_reader::md_reader): Add new param "compact".
	(md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
	(md_reader::read_file): New method.
	* read-md.h (md_reader::md_reader): Add new param "compact".
	(md_reader::read_file): New method.
	(md_reader::is_compact): New accessor.
	(md_reader::read_name): Convert return type from void to file_location.
	(md_reader::read_name_or_nil): New decl.
	(md_reader::read_name_1): New decl.
	(md_reader::m_compact): New field.
	(noop_reader::noop_reader): Pass "false" for new "compact" param
	of rtx_reader.
	(rtx_reader::rtx_reader): Add new "compact" param.
	(rtx_reader::read_rtx_operand): Make virtual and convert return
	type from void to rtx.
	(rtx_reader::read_until): New decl.
	(rtx_reader::handle_any_trailing_information): New virtual function.
	(rtx_reader::postprocess): New virtual function.
	(rtx_reader::finalize_string): New virtual function.
	(rtx_reader::m_in_call_function_usage): New field.
	(rtx_reader::m_reuse_rtx_by_id): New field.
	* read-rtl-function.c: New file.
	* selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
	* selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
	(selftest::verify_three_block_rtl_cfg): New decl.
	* read-rtl-function.h: New file.
	* read-rtl.c: Potentially include config.h rather than bconfig.h.
	For host, include function.h, memmodel.h, and emit-rtl.h.
	(one_time_initialization): New function.
	(struct compact_insn_name): New struct.
	(compact_insn_names): New array.
	(find_code): Handle insn codes in compact dumps.
	(apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
	(bind_subst_iter_and_attr): Likewise.
	(add_condition_to_string): Likewise.
	(add_condition_to_rtx): Likewise.
	(apply_attribute_uses): Likewise.
	(add_current_iterators): Likewise.
	(apply_iterators): Likewise.
	(initialize_iterators): Guard usage of apply_subst_iterator with
	#ifdef GENERATOR_FILE.
	(read_conditions): Wrap with #ifdef GENERATOR_FILE.
	(md_reader::read_mapping): Likewise.
	(add_define_attr_for_define_subst): Likewise.
	(add_define_subst_attr): Likewise.
	(read_subst_mapping): Likewise.
	(check_code_iterator): Likewise.
	(rtx_reader::read_rtx): Likewise.  Move one-time initialization
	logic to...
	(one_time_initialization): New function.
	(rtx_reader::read_until): New method.
	(read_flags): New function.
	(parse_reg_note_name): New function.
	(rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
	Handle reuse_rtx ids.
	Wrap iterator lookup within #ifdef GENERATOR_FILE.
	Add parsing support for RTL dumps, mirroring the special-cases in
	print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
	values, and calling handle_any_trailing_information.
	(rtx_reader::read_rtx_operand): Convert return type from void
	to rtx, returning return_rtx.  Handle case 'e'.  Call
	finalize_string on XSTR and XTMPL fields.
	(rtx_reader::read_nested_rtx):  Handle dumps in which trailing
	 "(nil)" values were omitted.  Call the postprocess vfunc on the
	return_rtx.
	(rtx_reader::rtx_reader): Add new "compact" param and pass to base
	class ctor.  Initialize m_in_call_function_usage.  Call
	one_time_initialization.
	* rtl-tests.c (selftest::test_uncond_jump): Call
	set_new_first_and_last_insn.
	* rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
	* selftest-rtl.c: New file.
	* selftest-rtl.h (class selftest::rtl_dump_test): New class.
	(selftest::get_insn_by_uid): New decl.
	* selftest-run-tests.c (selftest::run_tests): Call
	read_rtl_function_c_tests.
	* selftest.h  (selftest::read_rtl_function_c_tests): New decl.
	* tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
	dumps.

2017-01-05  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (*testqi_ext_3): No need to handle memory
	operands in a special way.  Assert that pos+len <= mode precision.

2017-01-05  Jakub Jelinek  <jakub@redhat.com>

	* common.opt (fvect-cost-model): Remove RejectNegative flag, use
	3 argument Alias with unlimited for the negative form.
	(fno-vect-cost-model): Removed.

2017-01-05  Martin Liska  <mliska@suse.cz>

	* hsa-gen.c (gen_hsa_divmod): New function.
	(gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.

2017-01-05  Martin Liska  <mliska@suse.cz>

	PR pch/78970
	* gcc.c (lookup_compiler): Reject '-' filename for a precompiled
	header.

2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_expand_setmem): Unroll the loop for
	small constant length operands.

2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
	between loop iterations.

2017-01-05  Martin Liska  <mliska@suse.cz>

	PR sanitizer/78815
	* gimplify.c (gimplify_decl_expr): Compare to
	asan_poisoned_variables instread of checking flags.
	(gimplify_target_expr): Likewise.
	(gimplify_expr): Likewise.
	(gimplify_function_tree): Conditionally initialize
	asan_poisoned_variables.

2017-01-04  Jeff Law  <law@redhat.com>

	PR tree-optimizatin/78812
	* rtl.h (contains_mem_rtx_p): Prototype.
	* ifcvt.c (containts_mem_rtx_p): Move from here to...
	* rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
	* gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
	and prune MEMs that are not at the toplevel of a SET_SRC rtx.  Look
	through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.

2017-01-04  Alexandre Oliva <aoliva@redhat.com>

	* input.c (assert_char_at_range): Default-initialize actual_range.

2017-01-04  Alexandre Oliva <aoliva@redhat.com>

	* df-scan.c (df_ref_create_structure): Make regno unsigned,
	to match the caller.

2017-01-04  Alexandre Oliva <aoliva@redhat.com>

	* cfgexpand.c (expand_gimple_basic_block): Disregard debug
	insns after final jump in test to emit dummy move.

2017-01-04  Alexandre Oliva <aoliva@redhat.com>

	* gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
	* tree-eh.c (cleanup_empty_eh): Skip more debug stmts.

2017-01-04  Alexandre Oliva <aoliva@redhat.com>

	* multiple_target.c (create_dispatcher_calls): Init e_next.
	* tree-ssa-loop-split.c (split_loop): Init border.
	* tree-vect-loop.c (vect_determine_vectorization_factor): Init
	scalar_type.

2017-01-04  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/71977
	PR target/70568
	PR target/78823
	* config/rs6000/predicates.md (sf_subreg_operand): New predicate.
	(altivec_register_operand): Do not return true if the operand
	contains a SUBREG mixing SImode and SFmode.
	(vsx_register_operand): Likewise.
	(vsx_reg_sfsubreg_ok): New predicate.
	(vfloat_operand): Do not return true if the operand contains a
	SUBREG mixing SImode and SFmode.
	(vint_operand): Likewise.
	(vlogical_operand): Likewise.
	(gpc_reg_operand): Likewise.
	(int_reg_operand): Likewise.
	* config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
	* config/rs6000/rs6000.c (valid_sf_si_move): New function to
	determine if a MOVSI or MOVSF operation contains SUBREGs that mix
	SImode and SFmode.
	(rs6000_emit_move_si_sf_subreg): New helper function.
	(rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
	fixup SUBREGs involving SImode and SFmode.
	* config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
	numbers for the new peephole2 optimization.
	(peephole2 for SFmode unions): New peephole2 to optimize cases in
	the GLIBC math library that do AND/IOR/XOR operations on single
	precision floating point.
	* config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
	target macros to say whether we need to avoid SUBREGs mixing
	SImode and SFmode.
	(TARGET_ALLOW_SF_SUBREG): Likewise.
	* config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
	(UNSPEC_SI_FROM_SF): Likewise.
	(iorxor): Change spacing.
	(and_ior_xor): New iterator for AND, IOR, and XOR.
	(movsi_from_sf): New insns for SImode/SFmode SUBREG support.
	(movdi_from_sf_zero_ext): Likewise.
	(mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
	instead of gpc_reg_operand.  Add SImode/SFmode SUBREG support.
	(movsf_from_si): New insn for SImode/SFmode SUBREG support.
	(fma<mode>4): Use gpc_reg_operand instead of register_operand.
	(fms<mode>4): Likewise.
	(fnma<mode>4): Likewise.
	(fnms<mode>4): Likewise.
	(nfma<mode>4): Likewise.
	(nfms<mode>4): Likewise.

2017-01-04  Marek Polacek  <polacek@redhat.com>

	PR c++/64767
	* doc/invoke.texi: Document -Wpointer-compare.

2017-01-04  Jakub Jelinek  <jakub@redhat.com>

	* optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
	RejectNegative.

	* dwarf2out.c (output_loc_list): Don't throw away 64K+ location
	descriptions for -gdwarf-5 and emit them as uleb128 instead of
	2-byte data.

2017-01-04  Kelvin Nilsen  <kelvin@gcc.gnu.org>

	PR target/78056
	* doc/sourcebuild.texi (PowerPC-specific attributes): Add
	documentation of the powerpc_popcntb_ok attribute.
	* config/rs6000/rs6000.c (rs6000_option_override_internal): Add
	code to issue warning messages if a requested CPU configuration is
	not supported by the binary (assembler and loader) toolchain.
	(spe_init_builtins): Add two assertions to prevent ICE if attempt is
	made to define a built-in function that has been disabled.
	(paired_init_builtins): Add assertion to prevent ICE if attempt is
	made to define a built-in function that has been disabled.
	(altivec_init_builtins): Add comment explaining why definition
	of the DST built-in functions is not preceded by an assertion
	check.  Add assertions to prevent ICE if attempts are made to
	define an altivec predicate or an abs* built-in function that has
	been disabled.
	(htm_init_builtins): Add comment explaining why definition of the
	htm built-in functions is not preceded by an assertion check.

2017-01-04  Jeff Law  <law@redhat.com>

	PR tree-optimizatin/67955
	* tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
	Allow any SSA_VAR_P as the base objects.  Use integer_zerop.  Verify
	the points-to solution does not include pt_null.  Use DECL_PT_UID
	unconditionally.

2017-01-04  Uros Bizjak  <ubizjak@gmail.com>

	* config/i386/i386.md (HI/SImode test with imm to QImode splitters):
	Use gen_int_mode instead of gen_lopwart for const_int operands.

2017-01-04  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/71563
	* match.pd: Simplify X << Y into X if Y is known to be 0 or
	out of range value - has low bits known to be zero.

2017-01-04  Alan Modra  <amodra@gmail.com>

	* Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
	* configure: Regenerate.
	* config.in: Regenerate.

2017-01-04  Jakub Jelinek  <jakub@redhat.com>

	PR bootstrap/77569
	* input.c (ebcdic_execution_charset::on_error): Don't use strstr for
	a substring of the message, but strcmp with the whole message.  Ifdef
	ENABLE_NLS, translate the message first using dgettext.

2017-01-03  Jeff Law  <law@redhat.com>

	PR tree-optimizatin/78856
	* tree-ssa-threadupdate.c: Include tree-vectorizer.h.
	(mark_threaded_blocks): Remove code to truncate thread paths that
	cross multiple loop headers.  Instead invalidate the cached loop
	iteration information and handle case of a thread path walking
	into an irreducible region.

2017-01-03  Michael Meissner  <meissner@linux.vnet.ibm.com>

	PR target/78900
	* config/rs6000/rs6000.c (rs6000_split_signbit): Change some
	assertions.  Add support for doing the signbit if the IEEE 128-bit
	floating point value is in a GPR.
	* config/rs6000/rs6000.md (Fsignbit): Delete.
	(signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
	Update the length attribute if the value is in a GPR.
	(signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
	the sign or zero extension instruction, since the value is always 0/1.
	(signbit<mode>2_dm2): Delete using <Fsignbit>.

	PR target/78953
	* config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
	extracting SImode to a GPR register so that we can generate a
	store, limit the vector to be in a traditional Altivec register
	for the vextuwrx instruction.

2017-01-03  Ian Lance Taylor  <iant@google.com>

	* godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.

2017-01-03  Martin Sebor  <msebor@redhat.com>

	PR tree-optimization/78696
	* gimple-ssa-sprintf.c (format_floating): Correct handling of
	precision.  Use MPFR for %f for greater fidelity.  Correct handling
	of %g.
	(pass_sprintf_length::compute_format_length): Set width and precision
	specified by asrerisk to void_node for vararg functions.
	(try_substitute_return_value): Adjust dump output.

2017-01-03  David Edelsohn  <dje.gcc@gmail.com>

	* doc/invoke.texi (RS6000 options): LRA is enabled by default.

2017-01-03  Eric Botcazou  <ebotcazou@adacore.com>

	* doc/invoke.texi (SPARC options): Document -mlra as the default.
	* config/sparc/sparc.c (sparc_option_override): Force LRA unless
	-mlra/-mno-lra was passed to the compiler.

2017-01-03  James Cowgill  <James.Cowgill@imgtec.com>

	PR rtl-optimization/65618
	* emit-rtl.c (try_split): Move initialization of "before" and
	"after" to just before the call to emit_insn_after_setloc.

2017-01-03  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/md.texi (Standard Names): Remove reference to Java frontend.

2017-01-03  Pierre-Marie de Rodat  <derodat@adacore.com>

	* dwarf2out.c (gen_enumeration_type_die): When
	-gno-strict-dwarf, add a DW_AT_encoding attribute.

2017-01-03  Jakub Jelinek  <jakub@redhat.com>

	PR tree-optimization/78965
	* gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
	Change first argument from const call_info & to call_info &.  For %n
	set info.nowrite to false.

	PR middle-end/78901
	* gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
	possibly throwing calls.

	* genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
	and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
	and fns handling, rather than in a separate case SSA_NAME.

2017-01-02  Jeff Law  <law@redhat.com>

	* config/darwin-driver.c (darwin_driver_init): Const-correctness
	fixes for first_period and second_period variables.

2017-01-02  Uros Bizjak  <ubizjak@gmail.com>

	PR target/78967
	* config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
	(*insvqi_1): New insn pattern.
	(*insvqi_1_mem_rex64): Ditto.
	(*insvqi_2): Ditto.
	(*insvqi_3): Rename from *insvqi.

	(*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.

2017-01-02  Gerald Pfeifer  <gerald@pfeifer.com>

	* doc/cfg.texi (Edges): Remove reference to Java.
	(Maintaining the CFG): Ditto.

2017-01-01  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/77674
	* symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
	transparent aliases.

2017-01-01  Jan Hubicka  <hubicka@ucw.cz>

	PR middle-end/77484
	* predict.def (PRED_CALL): Update hitrate.
	(PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
	* predict.c (tree_estimate_probability_bb): Split CALL predictor
	into direct/indirect/polymorphic variants.

2017-01-01  Jakub Jelinek  <jakub@redhat.com>

	Update copyright years.

	* gcc.c (process_command): Update copyright notice dates.
	* gcov-dump.c (print_version): Ditto.
	* gcov.c (print_version): Ditto.
	* gcov-tool.c (print_version): Ditto.
	* gengtype.c (create_file): 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.

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