1 2017-05-03 Jeff Law <law@redhat.com>
3 PR tree-optimization/78496
4 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
5 from simplify_cond_using_ranges. Split off code to walk
6 backwards through casts into ...
7 (simplify_cond_using_ranges_2): New function.
8 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
9 (execute_vrp): After identifying jump threads, call
10 simplify_cond_using_ranges_2.
12 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
15 * ipa-inline.h (inline_summary): Add ctor.
16 (create_ggc): Do not use ggc_cleared_alloc.
18 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
19 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21 * gcc.c (handle_braces): Support escaping in switch matching
23 * doc/invoke.texi (Spec Files): Document it.
24 Remove superfluous @code markup in items.
26 2017-05-03 David Malcolm <dmalcolm@redhat.com>
28 * diagnostic-show-locus.c (struct column_range): New struct.
29 (get_affected_columns): New function.
30 (get_printed_columns): New function.
31 (struct correction): New struct.
32 (correction::ensure_capacity): New function.
33 (correction::ensure_terminated): New function.
34 (struct line_corrections): New struct.
35 (line_corrections::~line_corrections): New dtor.
36 (line_corrections::add_hint): New function.
37 (layout::print_trailing_fixits): Reimplement in terms of the new
39 (selftest::test_overlapped_fixit_printing): New function.
40 (selftest::diagnostic_show_locus_c_tests): Call it.
42 2017-05-03 Nathan Sidwell <nathan@acm.org>
44 Canonicalize canonical type hashing
45 * tree.h (type_hash_canon_hash): Declare.
46 * tree.c (type_hash_list, attribute_hash_list): Move into
48 (build_type_attribute_qual_variant): Break out hash code calc into
50 (type_hash_canon_hash): New. Generic type hash computation.
51 (build_range_type_1, build_array_type_1, build_function_type,
52 build_method_type_directly, build_offset_type, build_complex_type,
53 make_vector_type): Call it.
55 2017-05-03 Richard Biener <rguenther@suse.de>
57 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
58 When all DRs have unknown misaligned do not always peel
59 when there is a store but apply the same costing model as if
60 there were only loads.
62 2017-05-03 Richard Biener <rguenther@suse.de>
65 PR tree-optimization/80492
66 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
67 compare_base_decls returning dont-know properly.
69 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
71 * config/arm/iterators.md (CCSI): New mode iterator.
72 (arch): New mode attribute.
73 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
74 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
75 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
76 code iterator for success result mode.
77 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
78 the corresponding new insn generators.
80 2017-05-03 Bin Cheng <bin.cheng@arm.com>
83 2017-05-02 Bin Cheng <bin.cheng@arm.com>
84 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
86 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
88 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
89 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
90 (DDR_A): Wrap DDR argument in brackets.
91 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
92 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
93 (DDR_REVERSED_P): Likewise.
95 2017-05-03 Jakub Jelinek <jakub@redhat.com>
97 PR tree-optimization/79472
98 * tree-switch-conversion.c (struct switch_conv_info): Add
99 contiguous_range and default_case_nonstandard fields.
100 (collect_switch_conv_info): Compute contiguous_range and
101 default_case_nonstandard fields, don't clear final_bb if
102 contiguous_range and only the default case doesn't have the required
104 (check_all_empty_except_final): Set default_case_nonstandard instead
105 of failing if contiguous_range and the default case doesn't have empty
107 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
108 and only the default case doesn't have the required constants. Skip
110 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
111 if default_case_nonstandard.
112 (build_constructors): Build constant 1 just once. Assert that default
113 values aren't inserted in between cases if contiguous_range. Skip
115 (build_arrays): Skip virtual phis.
116 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
117 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
119 (gen_inbound_check): Handle default_case_nonstandard case.
120 (process_switch): Adjust check_final_bb caller. Call
121 gather_default_values with the first non-default case instead of
122 default case if default_case_nonstandard.
124 2017-05-02 Nathan Sidwell <nathan@acm.org>
126 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
127 check. Fix formatting.
129 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
131 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
132 errors when comparing specialized and unspecialized times.
134 2017-05-02 David Malcolm <dmalcolm@redhat.com>
136 * diagnostic-show-locus.c
137 (layout::should_print_annotation_line_p): Make private.
138 (layout::print_annotation_line): Make private.
139 (layout::annotation_line_showed_range_p): Make private.
140 (layout::show_ruler): Make private.
141 (layout::print_source_line): Make private. Pass in line and
142 line_width, rather than calling location_get_source_line. Drop
144 (layout::print_leading_fixits): New method.
145 (layout::print_any_fixits): Rename to...
146 (layout::print_trailing_fixits): ...this, and make private.
147 Don't print newline fixits.
148 (diagnostic_show_locus): Move logic for printing one row into...
149 (layout::print_line): ...this new function. Move the
150 location_get_source_line call and error-handling from
151 print_source_line to here. Call print_leading_fixits, and rename
152 print_any_fixits to print_trailing_fixits.
153 (selftest::test_fixit_insert_containing_newline): Update now that
154 newlines are partially supported.
155 (selftest::test_fixit_insert_containing_newline_2): New test.
156 (selftest::test_fixit_replace_containing_newline): Update comments.
157 (selftest::diagnostic_show_locus_c_tests): Call the new test.
158 * edit-context.c (class added_line): New class.
159 (class edited_line): Describe newline handling in comment.
160 (edited_line::actually_edited_p): New method.
161 (edited_line::print_content): Delete redundant decl.
162 (edited_line::m_predecessors): New field.
163 (edited_file::print_content): Call edited_line::print_content.
164 (edited_file::print_diff): Update to support newlines.
165 (edited_file::print_diff_hunk): Likewise.
166 (edited_file::print_run_of_changed_lines): New function.
167 (edited_file::print_diff_line): Convert to...
168 (print_diff_line): ...this.
169 (edited_file::get_effective_line_count): New function.
170 (edited_line::edited_line): Initialize new field m_predecessors.
171 (edited_line::~edited_line): Clean up m_predecessors.
172 (edited_line::apply_fixit): Handle newlines.
173 (edited_line::get_effective_line_count): New function.
174 (edited_line::print_content): New function.
175 (edited_line::print_diff_lines): New function.
176 (selftest::test_applying_fixits_insert_containing_newline): New
178 (selftest::test_applying_fixits_replace_containing_newline): New
180 (selftest::insert_line): New function.
181 (selftest::test_applying_fixits_multiple_lines): Add example of
183 (selftest::edit_context_c_tests): Call the new tests.
185 2017-05-02 Bin Cheng <bin.cheng@arm.com>
187 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
188 parameter cand. Update dump information.
189 (get_computation_cost): Update uses.
191 2017-05-02 Bin Cheng <bin.cheng@arm.com>
193 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
194 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
195 (get_computation_at, rewrite_use_address): Update use of
198 2017-05-02 Bin Cheng <bin.cheng@arm.com>
200 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
201 (get_computation): Delete.
202 (get_computation_cost): Implement like get_computation_cost_at.
203 Use get_computation_at.
204 (get_computation_cost_at): Delete.
205 (rewrite_use_nonlinear_expr): Use get_computation_at.
206 (rewrite_use_compare, remove_unused_ivs): Ditto.
208 2017-05-02 Bin Cheng <bin.cheng@arm.com>
210 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
212 2017-05-02 Bin Cheng <bin.cheng@arm.com>
214 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
215 (ivopts_global_cost_for_size): Rename parameter and update uses.
216 (iv_ca_recount_cost): Update uses.
217 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
218 candidates seperately in n_invs and n_cands.
219 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
221 2017-05-02 Bin Cheng <bin.cheng@arm.com>
223 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
224 (find_inv_vars_cb): New.
225 (find_depends): Renamed to ...
226 (find_inv_vars): ... this.
227 (add_candidate_1, force_var_cost): Call find_inv_vars.
228 (split_address_cost, determine_group_iv_cost_cond): Ditto.
230 2017-05-02 Bin Cheng <bin.cheng@arm.com>
232 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
233 inv_vars. Add inv_exprs.
234 (struct iv_cand): Rename depends_on to inv_vars.
235 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
236 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
237 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
238 (dump_cand): Dump inv_vars.
239 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
240 (record_invariant, find_depends, add_candidate_1): Ditto.
241 (set_group_iv_cost, force_var_cost): Ditto.
242 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
243 (get_computation_cost_at, get_computation_cost): Ditto.
244 (determine_group_iv_cost_generic): Ditto.
245 (determine_group_iv_cost_address): Ditto.
246 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
247 (determine_group_iv_costs): Ditto.
248 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
249 (iv_ca_set_remove_invariants): Renamed to ...
250 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
251 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
252 (iv_ca_set_add_invariants): Renamed to ...
253 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
254 (iv_ca_set_cp): Use iv_ca_set_add_invs.
255 (iv_ca_has_deps): Support inv_vars and inv_exprs.
256 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
257 (create_new_ivs): Remove useless dump.
259 2017-05-02 Bin Cheng <bin.cheng@arm.com>
261 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
263 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
264 (iv_ca_set_no_cp, create_new_iv): Ditto.
266 2017-05-02 Bin Cheng <bin.cheng@arm.com>
268 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
270 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
272 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
273 function tree_check2.
275 2017-05-02 Martin Liska <mliska@suse.cz>
277 * doc/gcov.texi: Add missing preposition.
278 * gcov.c (function_info::function_info): Properly fill up
279 all member variables.
281 2017-05-02 Tamar Christina <tamar.christina@arm.com>
283 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
285 2017-05-02 Tamar Christina <tamar.christina@arm.com>
287 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
289 2017-05-02 Martin Liska <mliska@suse.cz>
292 * lto-streamer-in.c (lto_read_tree_1): Remove
294 * lto-streamer.c (struct tree_hash_entry): Likewise.
295 (struct tree_entry_hasher): Likewise.
296 (tree_entry_hasher::hash): Likewise.
297 (tree_entry_hasher::equal): Likewise.
298 (lto_streamer_init): Likewise.
299 (lto_orig_address_map): Likewise.
300 (lto_orig_address_get): Likewise.
301 (lto_orig_address_remove): Likewise.
302 * lto-streamer.h: Likewise.
303 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
304 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
306 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
308 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
309 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
310 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
311 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
312 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
313 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
314 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
315 (mm_maskz_sub_ss): New intrinsics.
316 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
317 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
318 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
319 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
320 (__builtin_ia32_subss_mask_round): New builtins.
321 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
322 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
323 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
325 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
326 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
328 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
331 2017-05-02 Martin Jambor <mjambor@suse.cz>
333 PR tree-optimization/78687
334 * tree-sra.c (access): New field parent.
335 (process_subtree_disqualification): New function.
336 (disqualify_candidate): Call it.
337 (build_accesses_from_assign): Reset write flag if creating an
339 (build_access_subtree): Fill in parent field and also prpagate
341 (create_artificial_child_access): New parameter set_grp_write, set
342 grp_write to its value.
343 (propagate_subaccesses_across_link): Also propagate grp_write flag
345 (propagate_all_subaccesses): Push the closest parent back to work
346 queue if add_access_to_work_queue returned true.
348 2017-05-02 Richard Biener <rguenther@suse.de>
350 * common.opt (fstrict-overflow): Alias negative to fwrapv.
351 * doc/invoke.texi (fstrict-overflow): Remove all traces of
352 -fstrict-overflow documentation.
353 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
354 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
355 flag_strict_overflow.
356 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
357 * lto-opts.c (lto_write_options): Do not stream it.
358 * lto-wrapper.c (merge_and_complain): Do not handle it.
359 * opts.c (default_options_table): Do not set -fstrict-overflow.
360 (finish_options): Likewise do not clear it when sanitizing.
361 * simplify-rtx.c (simplify_const_relational_operation): Do not
362 test flag_strict_overflow.
364 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
366 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
367 using enabled attribute.
368 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
369 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
370 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
371 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
372 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
373 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
374 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
375 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
376 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
377 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
379 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
381 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
383 2017-05-02 Richard Biener <rguenther@suse.de>
385 PR tree-optimization/80591
387 2017-04-10 Richard Biener <rguenther@suse.de>
389 * tree-ssa-structalias.c (find_func_aliases): Properly handle
392 2017-05-02 Richard Biener <rguenther@suse.de>
394 PR tree-optimization/80549
395 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
396 (cleanup_tree_cfg_noloop): Create forwarders to known loop
397 headers if they do not have a preheader.
399 2017-05-02 Martin Liska <mliska@suse.cz>
402 * common.opt: Fix typo.
403 * doc/invoke.texi: Likewise.
405 2017-05-01 Jan Beulich <jbeulich@suse.com>
407 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
408 swapping, add (x,x,m,x,n) alternative.
410 2017-05-01 Nathan Sidwell <nathan@acm.org>
412 * calls.c (combine_pending_stack_adjustment_and_call): Remove
413 unnecessary unadjusted_alignment check.
415 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
418 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
420 * gimplify.c (gimplify_cilk_detach): New function.
421 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
422 * tree-core.h: Document EXPR_CILK_SPAWN.
423 * tree.h (EXPR_CILK_SPAWN): Define.
425 2017-05-01 David Malcolm <dmalcolm@redhat.com>
427 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
428 to use new fixit_hint representation, using the "replace" logic.
429 (get_line_span_for_fixit_hint): Likewise.
430 (layout::print_any_fixits): Likewise.
431 (selftest::test_one_liner_many_fixits): Rename to...
432 (selftest::test_one_liner_many_fixits_1): ...this, and update
433 comment and expected output to reflect that the multiple fix-it
434 hints are now consolidated into one insertion.
435 (selftest::test_one_liner_many_fixits_2): New test.
436 (selftest::test_diagnostic_show_locus_one_liner): Update for
438 (selftest::test_fixit_consolidation): Update for fix-it API
440 * diagnostic.c (print_parseable_fixits): Likewise.
441 * edit-context.c (edited_line::m_line_events): Convert from
442 auto_vec <line_event *> to auto_vec <line_event>.
443 (class line_event): Convert from abstract base class to a concrete
444 class, taking over the role of replace_event.
445 (class insert_event): Delete.
446 (class replace_event): Rename to class line_event. Convert to
448 (edit_context::add_fixits): Reimplement.
449 (edit_context::apply_insert): Delete.
450 (edit_context::apply_replace): Rename to...
451 (edit_context::apply_fixit): ...this. Convert to half-open range.
452 (edited_file::apply_insert): Delete.
453 (edited_file::apply_replace): Rename to...
454 (edited_file::apply_fixit): ...this.
455 (edited_line::~edited_line): Drop deletion of events.
456 (edited_line::apply_insert): Delete.
457 (edited_line::apply_replace): Rename to...
458 (edited_line::apply_fixit): ...this. Convert to half-open range.
459 Update for change to type of m_line_events.
460 * edit-context.h (edit_context::apply_insert): Delete.
461 (edit_context::apply_replace): Rename to...
462 (edit_context::apply_fixit): ...this.
464 2017-05-01 Martin Sebor <msebor@redhat.com>
466 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
469 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
472 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
473 __get_cpuid_max returns 0.
474 (__get_cpuid_count): Ditto.
476 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
478 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
479 replacement expression is another instance of one of its arguments.
481 2017-05-01 Jakub Jelinek <jakub@redhat.com>
484 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
485 check for stack push/pop autoinc.
486 * config/i386/i386.c (ix86_agi_dependent): Return false
487 if the only reason why modified_in_p returned true is that
488 addr is SP based and set_insn is a push or pop.
490 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
492 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
495 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
498 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
499 (account_size_time): Use two predicates - exec_pred and
501 (evaluate_conditions_for_known_args): Compute both clause and
503 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
504 (inline_summary_t::duplicate): Update.
505 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
507 (compute_inline_parameters): Likewise.
508 (estimate_edge_size_and_time): Update caluclation of time.
509 (estimate_node_size_and_time): Compute both time and nonspecialized
511 (estimate_ipcp_clone_size_and_time): Update.
512 (inline_merge_summary): Update.
513 (do_estimate_edge_time): Update.
514 (do_estimate_edge_size): Update.
515 (do_estimate_edge_hints): Update.
516 (inline_read_section, inline_write_summary): Stream both new predicates.
517 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
519 (compute_inlined_call_time): Cleanup.
520 (big_speedup_p): Update.
521 (edge_badness): Update.
522 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
523 (size_time_entry): Replace predicate by exec_predicate and
525 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
526 (estimate_edge_time): Return also nonspec_time.
527 (reset_edge_growth_cache): Update.
529 2017-04-29 Jakub Jelinek <jakub@redhat.com>
531 PR rtl-optimization/80491
532 * ifcvt.c (noce_process_if_block): When looking for x setter
533 with missing else_bb, don't check only the insn right before
534 cond_earliest, but look for the last insn that x is modified in
537 PR rtl-optimization/80491
538 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
540 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
542 PR tree-optimization/80487
543 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
545 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
547 PR tree-optimization/79697
548 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
549 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
550 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
552 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
553 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
555 2017-04-28 Martin Sebor <msebor@redhat.com>
557 PR tree-optimization/80523
558 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
559 (init_target_to_host_charmap, target_to_host, target_strtol10): New
561 (maybe_warn, format_directive, parse_directive): Use new functions.
562 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
564 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
566 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
568 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
570 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
571 target_header_dir): Set correctly.
572 * configure: Regenerated.
573 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
574 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
575 instead of SYSTEM_HEADER_DIR.
577 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
579 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
580 (estimate_local_effects): Likewise.
581 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
582 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
583 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
584 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
585 do_estimate_edge_time, estimate_edge_time): Likewise.
586 * ipa-inline-analysis.c (estimate_node_size_and_time,
587 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
588 (estimate_time_after_inlining): Remove.
590 2017-04-28 Martin Liska <mliska@suse.cz>
592 * doc/gcov.texi: Enhance documentation of gcov.
594 2017-04-28 Martin Liska <mliska@suse.cz>
596 * doc/gcov.texi: Sort options in alphabetic order.
597 * doc/gcov-dump.texi: Likewise.
598 * doc/gcov-tool.texi: Likewise.
599 * gcov.c (print_usage): Likewise.
600 * gcov-dump.c (print_usage): Likewise.
601 * gcov-tool.c (print_merge_usage_message): Likewise.
602 (print_rewrite_usage_message): Likewise.
603 (print_overlap_usage_message): Likewise.
605 2017-04-28 Martin Liska <mliska@suse.cz>
607 PR gcov-profile/53915
608 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
610 2017-04-28 Martin Liska <mliska@suse.cz>
612 PR gcov-profile/79891
613 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
614 is marked by compiler as living on a line.
615 (get_cycles_count): Remove usage of the union.
616 (output_intermediate_file): Likewise.
617 (find_source): Fix GNU coding style.
618 (accumulate_line_counts): Remove old non-all block mode.
619 (output_lines): Remove usage of the union.
620 * profile.c (output_location): Include all BBs, even if
621 belonging to a same line (and file) as a previous BB.
623 2017-04-28 Martin Liska <mliska@suse.cz>
625 * gcov.c (process_args): Handle new argument 'w'.
626 (read_graph_file): Assign ID to BBs.
627 (output_branch_count): Display BB # if verbose flag is set.
628 (output_lines): Likewise for arcs.
629 (print_usage): Add '--verbose' option help.
630 * doc/gcov.texi: Document --verbose (-w) option.
632 2017-04-28 Martin Liska <mliska@suse.cz>
634 * gcov.c (struct block_location_info): New struct.
635 (process_file): Fill up the new structure.
636 (read_graph_file): Replace usage of encoding by the newly added
638 (add_line_counts): Likewise.
639 (accumulate_line_counts): Remove usage of the union.
640 (function_info::function_info): New function.
641 (function_info::~function_info): Likewise.
642 (process_file): Call delete instead of release_function.
643 (release_function): Release the function.
644 (release_structures): Call delete instead of release_function.
645 (solve_flow_graph): Replace usage of num_blocks.
646 (find_exception_blocks): Likewise.
647 (output_lines): Fix GNU coding style.
649 2017-04-28 Martin Liska <mliska@suse.cz>
652 * coverage.c (coverage_remove_note_file): New function.
653 * coverage.h: Declare the function.
654 * toplev.c (finalize): Clean if an error has been seen.
656 2017-04-28 Martin Liska <mliska@suse.cz>
658 PR gcov-profile/80031
659 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
660 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
661 * gcov.c (read_graph_file): Read just number of blocks.
662 * profile.c (branch_prob): Do not stream 0 flags per a basic
665 2017-04-28 Martin Liska <mliska@suse.cz>
667 * gcov-dump.c (tag_*): Add new argument to declarations.
668 (dump_gcov_file): Likewise.
669 (tag_blocks): Add and use new argument depth.
670 (tag_arcs): Likewise.
671 (tag_lines): Likewise.
672 (tag_counters): Likewise.
673 (tag_summary): Likewise.
674 (dump_working_sets): Use depth to do a proper indentation.
676 2017-04-28 Jakub Jelinek <jakub@redhat.com>
679 * cgraph.h (symtab_node::debug_symtab): No longer inline.
680 * symtab.c (symtab_node::debug_symtab): Move definition here.
682 2017-04-28 Richard Biener <rguenther@suse.de>
684 * lto-streamer.h (LTO_major_version): Bump to 7.
686 2017-04-28 Richard Biener <rguenther@suse.de>
688 * tree-vrp.c (assert_info): New struct.
689 (add_assert_info): New helper.
690 (register_edge_assert_for_2): Refactor to add asserts to a vector
692 (register_edge_assert_for_1): Likewise.
693 (register_edge_assert_for): Likewise.
694 (finish_register_edge_assert_for): New helper actually registering
695 asserts where live on edge.
696 (find_conditional_asserts): Adjust.
697 (find_switch_asserts): Likewise.
698 (evrp_dom_walker::try_find_new_range): Generalize.
699 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
701 2017-04-27 Marek Polacek <polacek@redhat.com>
704 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
705 arg10 and arg11 to itype.
707 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
709 * doc/extend.texi (Object Size Checking): Improve grammar.
711 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
714 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
715 that the logic for permitting reciprocal estimates matches that
718 2017-04-27 Jakub Jelinek <jakub@redhat.com>
721 * tree.c (type_cache_hasher::equal): Only compare
722 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
723 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
724 non-aggregate element types.
725 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
726 about the flag on ARRAY_TYPEs in the comment, formatting fix.
728 2017-04-27 Richard Biener <rguenther@suse.de>
731 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
732 stripping ARRAY_REFs from MEM_EXPR make sure we're not
733 keeping a reference to a trailing array.
735 2017-04-27 Richard Biener <rguenther@suse.de>
738 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
739 being in loop-closed SSA form conservatively.
740 (chrec_fold_multiply_poly_poly): Likewise.
742 2017-04-27 Tamar Christina <tamar.christina@arm.com>
745 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
746 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
748 2017-04-27 Jakub Jelinek <jakub@redhat.com>
751 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
752 (aarch64_function_arg_alignment): Return unsigned int again, but still
753 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
754 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
755 Don't emit -Wpsabi note.
756 (aarch64_function_arg_boundary): Likewise.
757 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
760 2017-04-26 Nathan Sidwell <nathan@acm.org>
762 * tree.h (crc32_unsigned_n): Declare.
763 (crc32_unsigned, crc32_unsigned): Make inline.
764 * tree.c (crc32_unsigned_bits): Replace with ...
765 (crc32_unsigned_n): ... this.
766 (crc32_unsigned, crc32_byte): Remove.
767 (crc32_string): Remove unnecessary braces.
769 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
771 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
772 * ipa-inline-analysis.c (MAX_TIME): Remove.
773 (account_size_time): Use sreal for time.
774 (dump_inline_summary): Update.
775 (estimate_function_body_sizes): Update.
776 (estimate_edge_size_and_time): Update.
777 (estimate_calls_size_and_time): Update.
778 (estimate_node_size_and_time): Update.
779 (inline_merge_summary): Update.
780 (inline_update_overall_summary): Update.
781 (estimate_time_after_inlining): Update.
782 (inline_read_section): Update.
783 (inline_write_summary): Update.
784 * ipa-inline.c (compute_uninlined_call_time): Update.
785 (compute_inlined_call_time): Update.
786 (recursive_inlining): Update.
787 (inline_small_functions): Update.
788 (dump_overall_stats): Update.
789 * ipa-inline.h: Include sreal.h.
790 (size_time_entry): Turn time to sreal.
791 (inline_summary): Turn self_time nad time to sreal.
793 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
795 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
797 (sreal::stream_out, sreal::stream_in): New.
798 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
800 2017-04-25 Jakub Jelinek <jakub@redhat.com>
802 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
805 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
808 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
810 (dimode_scalar_chain::compute_convert_gain): Ditto.
811 (dimode_scalar_chain::make_vector_copies): Ditto.
812 (dimode_scalar_chain::convert_reg): Ditto.
813 (dimode_scalar_chain::convert_insn): Ditto.
814 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
815 (VI248_AVX512BW_1): New mode iterator.
816 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
817 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
820 2017-04-25 Martin Sebor <msebor@redhat.com>
822 PR tree-optimization/80497
823 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
824 constants are representable in HOST_WIDE_INT.
825 (parse_directive): Ditto.
827 2017-04-25 Martin Sebor <msebor@redhat.com>
830 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
831 (new_zero_array): Adjust signature.
832 (dom_info::dom_init): Used unsigned rather that size_t.
833 (dom_info::dom_info): Same.
835 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
836 Jakub Jelinek <jakub@redhat.com>
839 * config/arm/arm.c: Include gimple.h.
840 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
841 returns negative, increment ncrn only if it returned positive.
842 (arm_needs_doubleword_align): Return int instead of bool,
843 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
844 members, but if there is any such non-FIELD_DECL
845 > PARM_BOUNDARY aligned decl, return -1 instead of false.
846 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
847 returns negative, increment nregs only if it returned positive.
848 (arm_setup_incoming_varargs): Likewise.
849 (arm_function_arg_boundary): Emit -Wpsabi note if
850 arm_needs_doubleword_align returns negative, return
851 DOUBLEWORD_ALIGNMENT only if it returned positive.
853 2017-04-25 Marek Polacek <polacek@redhat.com>
856 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
857 first argument to type.
859 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
862 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
863 type checks to test for compatibility instead of equality.
865 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
866 Jakub Jelinek <jakub@redhat.com>
869 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
871 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
872 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
873 the alignment computation, but return their maximum in warn_alignment.
874 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
875 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
877 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
878 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
881 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
883 * config/arc/simdext.md (dmpyh): Fix typo.
885 2017-04-25 Richard Biener <rguenther@suse.de>
887 PR tree-optimization/80492
888 * alias.c (compare_base_decls): Handle registers with asm
889 specification conservatively.
890 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
891 compare_base_decls returning dont-know properly.
893 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
895 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
896 (legitimate_offset_address_p): New function.
897 (arc_legitimate_address_p): Use above function.
899 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
901 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
903 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
905 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
906 ACCH registers whenever they are available.
908 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
910 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
911 double regs fix when not used.
913 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
915 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
917 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
918 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
920 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
922 * config/arc/arc.c (arc_output_addsi): Check for h-register class
923 when emitting short ADD instructions.
925 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
927 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
929 (cmpsi_cc_c_insn): Likewise.
930 (cbranchsi4_scratch): Compute proper instruction length using
931 compact_hreg_operand.
932 * config/arc/predicates.md (compact_hreg_operand): New predicate.
934 2017-04-25 Richard Biener <rguenther@suse.de>
937 * passes.c (pass_manager::pass_manager): Initialize
940 2017-04-25 Richard Biener <rguenther@suse.de>
942 PR tree-optimization/79201
943 * tree-ssa-sink.c (statement_sink_location): Handle calls.
945 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
948 * config/s390/vector.md: Split MEM->GPR vector moves for
949 non-s_operand addresses.
951 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
954 * config/s390/predicates.md (reload_const_wide_int_operand): New
956 * config/s390/s390.md ("movti"): Remove d/P alternative.
957 ("movti_bigconst"): New pattern definition.
959 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
962 * s390-protos.h (s390_expand_cs_hqi): Removed.
963 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
964 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
965 modes as well as CCZ1mode and CCZmode.
966 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
967 signature of s390_emit_compare_and_swap.
968 (s390_expand_cs_hqi): Likewise, make static.
969 (s390_expand_cs_tdsi): Generate an explicit compare before trying
970 compare-and-swap, in some cases.
971 (s390_expand_cs): Wrapper function.
972 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
974 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
975 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
976 patterns for small and large integers. Forbid symref memory operands.
977 Move expander to s390.c. Require cc register.
978 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
979 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
980 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
981 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
982 symref memory operands. Remove CC mode and call s390_match_ccmode
984 ("atomic_exchange<mode>"): Allow and implement all integer modes.
986 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
988 * config/s390/s390.md (define_peephole2): New peephole to help
989 combining the load-and-test pattern with volatile memory.
991 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
993 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
994 with CCZmode for TARGET_Z196.
996 2017-04-25 Jakub Jelinek <jakub@redhat.com>
998 PR rtl-optimization/80501
999 * combine.c (make_compound_operation_int): Set subreg_code to SET
1000 even for AND with mask of the sign bit of mode.
1002 PR rtl-optimization/80500
1003 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
1004 sum's initial value.
1006 2017-04-25 Julian Brown <julian@codesourcery.com>
1007 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1009 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
1011 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
1013 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
1015 2017-04-25 Julian Brown <julian@codesourcery.com>
1016 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1018 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
1019 (thunderx2t99_sha): New Reservation.
1021 2017-04-25 Julian Brown <julian@codesourcery.com>
1022 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1024 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
1025 type for 1-element load.
1027 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
1029 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
1031 2017-04-24 Martin Jambor <mjambor@suse.cz>
1033 PR tree-optimization/80293
1034 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
1035 char arrays not totally scalarizable if it is false.
1036 (analyze_all_variable_accesses): Pass correct value in the new
1037 parameter. Add a statistics counter.
1039 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
1042 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
1044 2017-04-24 Richard Biener <rguenther@suse.de>
1046 PR tree-optimization/80494
1047 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
1048 out for complex types.
1050 2017-04-24 Richard Biener <rguenther@suse.de>
1052 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
1053 * tree-ssa-sccvn.c (print_scc): Print SCC size.
1054 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
1055 (DFS): Adjust and never fail.
1056 (sccvn_dom_walker::fail): Remove.
1057 (sccvn_dom_walker::before_dom_children): Adjust.
1058 (run_scc_vn): Likewise and never fail.
1059 * tree-ssa-pre.c (pass_pre::execute): Adjust.
1060 (pass_fre::execute): Likewise.
1062 2017-04-24 Richard Biener <rguenther@suse.de>
1064 PR tree-optimization/79725
1065 * tree-ssa-sink.c (statement_sink_location): Return whether
1066 failure reason was zero uses. Move that check later.
1067 (sink_code_in_bb): Deal with zero uses by removing the stmt
1070 2017-04-24 Richard Biener <rguenther@suse.de>
1073 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
1074 pointer-based references.
1076 2017-04-24 Richard Biener <rguenther@suse.de>
1079 * pass_manager.h (pass_manager::operator new): Remove.
1080 (pass_manager::operator delete): Likewise.
1081 * passes.c (pass_manager::operator new): Remove.
1082 (pass_manager::operator delete): Likewise.
1083 (pass_manager::pass_manager): Zero individual pass members.
1085 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
1088 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1089 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
1090 Check "XEXP (src, 1)" operand here.
1091 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
1092 Check "XEXP (src, 1)" operand here.
1093 (dimode_scalar_chain::make_vector_copies): Detect count register
1094 of a shift instruction. Zero extend count register from QImode
1095 to DImode to satisfy vector shift pattern count operand predicate.
1096 Substitute vector shift count operand with a DImode copy.
1097 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
1100 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
1102 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
1103 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1104 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
1105 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1106 (UNSPEC_NOREX_MEM): Remove definition.
1108 2017-04-21 Richard Biener <rguenther@suse.de>
1110 PR tree-optimization/79547
1111 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1112 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
1113 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
1114 without any constraints.
1116 2017-04-21 Richard Biener <rguenther@suse.de>
1118 PR tree-optimization/78847
1119 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
1121 2017-04-21 Richard Biener <rguenther@suse.de>
1123 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
1124 (build_distinct_type_copy): Likewise.
1125 (build_variant_type_copy): Likewise.
1126 * tree.c (build_qualified_type): Pass down mem-stat info.
1127 (build_distinct_type_copy): Likewise.
1128 (build_variant_type_copy): Likewise.
1130 2017-04-21 Richard Biener <rguenther@suse.de>
1132 PR tree-optimization/80237
1133 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
1135 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
1136 for a simplified result.
1138 2016-04-21 Richard Biener <rguenther@suse.de>
1140 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
1141 sth as strict as a simple_iv but a chrec without symbols and an
1142 operand defined in the loop we are peeling (and not some subloop).
1143 (propagate_constants_for_unrolling): Propagate all constants.
1145 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1148 * config/i386/i386.c (print_reg): Remove assert for disalowed
1149 regno values, call output_operand_lossage instead.
1151 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1154 * config/i386/constraints.md (Yc): New register constraint.
1155 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
1156 Use Yc constraint for alternative 2 of operand 0. Remove
1157 preferred_for_speed attribute.
1159 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1161 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
1162 lastprivate clauses in SIMT case.
1164 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
1166 * doc/invoke.texi (-Wextra-semi): Document new warning option.
1168 2017-04-20 Richard Biener <rguenther@suse.de>
1170 PR tree-optimization/57796
1171 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
1173 (vect_model_load_cost): Cost gathers as N scalar loads.
1175 2017-04-20 Richard Biener <rguenther@suse.de>
1177 * ggc-page.c (ggc_allocated_p): Rename to ...
1178 (safe_lookup_page_table_entry): ... this and return the lookup
1180 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
1182 2017-04-20 Richard Biener <rguenther@suse.de>
1184 PR tree-optimization/80453
1185 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
1186 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
1187 from the conditions.
1188 (vn_phi_eq): Pass them down.
1189 (vn_phi_lookup): Record them.
1190 (vn_phi_insert): Likewise.
1192 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
1194 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
1195 uninitialized variable warning to avoid buffer overrun.
1197 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1200 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
1201 is suppressed for '{ 0 }' in C.
1203 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1205 * BASE-VER: Set to 8.0.0.
1207 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1209 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
1210 priority .init_array and .fini_array section with SECTION_NOTYPE
1213 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1216 * tree.h (build_array_type): Add typeless_storage default argument.
1217 * tree.c (type_cache_hasher::equal): Also compare
1218 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
1219 (build_array_type): Add typeless_storage argument, set
1220 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
1222 (build_nonshared_array_type): Adjust build_array_type_1 caller.
1223 (build_array_type): Likewise. Add typeless_storage argument.
1225 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1226 Jakub Jelinek <jakub@redhat.com>
1228 PR tree-optimization/80426
1229 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
1230 operation on symbolic operands, also compute the overflow for the
1231 invariant part when the operation degenerates into a negation.
1233 2017-04-19 Jakub Jelinek <jakub@redhat.com>
1236 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
1237 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
1240 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
1242 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
1245 * config/avr/avr.c (tree.h): Include it.
1246 (cgraph.h): Include it.
1247 (avr_encode_section_info): Don't warn for uninitialized progmem
1248 variable if it's just an alias.
1250 2017-04-19 Richard Biener <rguenther@suse.de>
1253 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
1254 when needed by AutoPGO.
1256 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
1259 * doc/lto.texi: Remove an extra 'that'.
1261 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
1263 PR rtl-optimization/80429
1264 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
1265 are only used in debug insns.
1267 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1268 Vladimir Makarov <vmakarov@redhat.com>
1270 * config/sparc/predicates.md (input_operand): Add comment. Return
1271 true for any memory operand when LRA is in progress.
1272 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
1274 2017-04-18 Jeff Law <law@redhat.com>
1277 * mips.md ({return,simple_return}_internal): Do not overwrite
1280 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1282 PR tree-optimization/80443
1283 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
1284 instead of adding 1, subtract -1 and similarly instead of subtracting
1287 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
1289 PR rtl-optimization/80357
1290 * haifa-sched.c (tmp_bitmap): New variable.
1291 (model_recompute): Handle duplicate use records.
1292 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
1293 (free_global_sched_pressure_data): Free it.
1295 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
1298 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1299 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1300 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1301 instead of SYSTEM_HEADER_DIR.
1303 2017-04-18 Jeff Law <law@redhat.com>
1306 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
1307 predecessors after walking up the insn chain.
1309 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1312 * dwarf2out.c (modified_type_die): Try harder not to emit internal
1313 sizetype type into debug info.
1315 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1318 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
1319 unneeded test for TARGET_UPPER_REGS_SF.
1320 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
1322 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1325 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
1326 instead of gsi_after_labels.
1328 2017-04-18 Jeff Law <law@redhat.com>
1330 * regcprop.c (maybe_mode_change): Avoid creating copies of the
1334 2017-04-13 Jeff Law <law@redhat.com>
1335 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1336 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1338 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
1341 * config/avr/avr.c (intl.h): Include it.
1342 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
1344 2017-04-18 Martin Liska <mliska@suse.cz>
1346 PR gcov-profile/78783
1347 * gcov-tool.c (gcov_output_files): Validate that destination
1348 file is either removed by the tool or by a user.
1350 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1351 Guy Benyei <guybe@mellanox.com>
1353 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
1354 block, and do not negate it, the stored id is already negative.
1356 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1358 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
1360 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1363 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
1364 masks of options that should be turned off if the VSX vector
1365 options are turned off.
1366 (OTHER_P8_VECTOR_MASKS): Likewise.
1367 (OTHER_VSX_VECTOR_MASKS): Likewise.
1368 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
1369 rs6000_disable_incompatible_switches to validate no type switches
1371 (rs6000_incompatible_switch): New function to disallow turning on
1372 other vector options if -mno-vsx, -mno-power8-vector, or
1373 -mno-power9-vector are specified.
1375 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1377 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
1379 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1381 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
1382 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
1383 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
1384 (ARG_POINTER_CFA_OFFSET): Likewise.
1386 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1388 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
1389 conditions to take advantage of various optimizations.
1391 2017-04-13 Jeff Law <law@redhat.com>
1393 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1394 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1395 (zero_extendsidi2_dext): Likewise.
1397 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1400 * fold-const.c (fold_ternary_loc): Revert
1401 use op0 instead of fold_convert_loc (loc, type, arg0) part of
1404 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
1406 PR rtl-optimization/80343
1407 * lra-remat.c (update_scratch_ops): Assign original hard reg to
1410 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
1413 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
1414 to ubsan_encode_value.
1416 2017-04-13 Jeff Law <law@redhat.com>
1418 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
1419 appearing in DEBUG_INSNs.
1421 2017-04-13 Martin Liska <mliska@suse.cz>
1423 PR gcov-profile/80413
1424 * gcov-io.c (gcov_write_string): Copy to buffer just when
1425 allocated size is greater than zero.
1427 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1430 * dwarf2out.c (decls_for_scope): Ignore declarations of
1431 current_function_decl in BLOCK_NONLOCALIZED_VARS.
1433 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
1436 * ipa-visibility.c (non_local_p): Fix typos.
1437 (localize_node): When localizing symbol in same comdat group,
1438 dissolve the group only when we know external symbols are going
1440 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
1442 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1444 PR tree-optimization/79390
1445 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
1446 order does not result in usable sequence, retry with reversed operand
1452 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
1453 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
1454 op0 instead of fold_convert_loc (loc, type, arg0).
1456 2017-04-12 Jeff Law <law@redhat.com>
1458 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
1459 has a delay slot in the generated code.
1461 * config/cris/cris.md (cris_preferred_reload_class): Return
1462 GENNONACR_REGS rather than GENERAL_REGS.
1464 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1467 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
1468 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
1469 signedness of the result type.
1471 2017-04-12 Richard Biener <rguenther@suse.de>
1472 Jeff Law <law@redhat.com>
1474 PR tree-optimization/80359
1475 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
1476 trim stores to TARGET_MEM_REFs.
1478 2017-04-12 Richard Biener <rguenther@suse.de>
1480 PR tree-optimization/79390
1481 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
1482 threading case even more.
1484 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
1487 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
1488 for quad_address_p for TImode, instead of just not indexed_address.
1490 2017-04-12 Richard Biener <rguenther@suse.de>
1491 Bernd Edlinger <bernd.edlinger@hotmail.de>
1494 * alias.c (component_uses_parent_alias_set_from): Handle
1495 TYPE_TYPELESS_STORAGE.
1496 (get_alias_set): Likewise.
1497 * tree-core.h (tree_type_common): Add typeless_storage flag.
1498 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
1499 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
1500 for types containing members with TYPE_TYPELESS_STORAGE.
1501 (place_field): Likewise.
1502 (layout_type): Likewise for ARRAY_TYPE.
1503 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
1504 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
1505 TYPE_TYPELESS_STORAGE.
1506 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
1508 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1511 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1512 first argument to type.
1514 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1518 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
1519 CONST0_RTX (mode) rather than const0_rtx where appropriate.
1520 (rs6000_expand_binop_builtin): Likewise.
1521 (rs6000_expand_ternop_builtin): Likewise; also add missing
1522 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
1523 vshasigma built-ins.
1524 * doc/extend.texi: Document that vec_xxpermdi's third argument
1527 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
1529 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1530 Use shift_const cost parameter when calculating gain of STV shifts.
1532 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
1534 PR rtl-optimization/70478
1535 * lra-constraints.c (process_alt_operands): Check memory for
1536 disfavoring memory insn operand.
1538 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1541 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
1542 left shift in unsigned HOST_WIDE_INT type.
1544 PR rtl-optimization/80385
1545 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
1546 (not (neg X)) into (plus X -1) for complex or non-integral modes.
1549 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
1550 if they have any depend clauses.
1552 2017-04-11 Martin Liska <mliska@suse.cz>
1555 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
1556 * ipa-split.c (split_function): Create a local comdat symbol
1557 if caller is in a comdat group.
1559 2017-04-11 Martin Liska <mliska@suse.cz>
1562 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
1565 2017-04-11 Martin Sebor <msebor@redhat.com>
1568 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
1569 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
1571 (directive::set_width, directive::set_precision, format_character):
1573 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
1576 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
1579 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
1580 conflict, set target->arch_name instead of target->cpu_name.
1582 2017-04-11 Richard Biener <rguenther@suse.de>
1584 PR tree-optimization/80374
1585 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
1586 build_zero_cst, remove fold_convertible_p check again.
1588 2017-04-11 Martin Liska <mliska@suse.cz>
1591 * ubsan.c (instrument_object_size): Do not instrument register
1594 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1597 * config/i386/i386-builtin-types.def
1598 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
1599 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
1600 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
1601 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
1602 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
1603 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
1604 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
1605 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
1606 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
1607 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
1608 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
1609 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
1610 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
1611 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
1612 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
1613 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
1614 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
1615 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
1616 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
1617 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
1618 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
1619 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
1620 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
1621 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
1622 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
1623 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
1624 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
1625 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
1626 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
1627 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
1628 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
1629 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
1630 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
1631 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
1632 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
1633 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
1634 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
1635 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
1636 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
1637 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
1638 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
1639 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
1640 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
1641 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
1642 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
1643 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
1645 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
1646 flag to second_arg_count, handle 4 argument function type _COUNT
1647 aliases, handle second_arg_count on second argument rather than last.
1649 2017-04-10 Jeff Law <law@redhat.com>
1651 PR tree-optimization/80374
1652 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
1653 record anything if we can not convert integer_zero_node to the
1656 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1659 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1660 Enhance special handling given to the TARGET_P9_MINMAX option in
1661 relation to certain other options.
1663 2017-04-10 Bin Cheng <bin.cheng@arm.com>
1665 PR tree-optimization/80153
1666 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
1667 remove POINTER_PLUS_EXPR's base part directly, rather than through
1670 2017-04-10 Richard Biener <rguenther@suse.de>
1671 Bin Cheng <bin.cheng@arm.com>
1673 PR tree-optimization/80153
1674 * tree-affine.c (aff_combination_to_tree): Get base pointer from
1675 the first element of pointer type aff_tree. Build result expr in
1677 (add_elt_to_tree): Convert to type unconditionally. Remove other
1679 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
1680 (rewrite_use_nonlinear_expr): Check invariant using iv information.
1682 2017-04-10 Richard Biener <rguenther@suse.de>
1684 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1687 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
1689 PR rtl-optimization/70478
1690 * lra-constraints.c (curr_small_class_check): New.
1691 (update_and_check_small_class_inputs): New.
1692 (process_alt_operands): Update curr_small_class_check. Disfavor
1693 alternative insn memory operands. Check available regs for small
1696 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
1699 * config/mips/mips.opt (-mvirt): Update description.
1700 * doc/invoke.texi (-mvirt): Likewise.
1702 2017-04-10 Richard Biener <rguenther@suse.de>
1705 * fold-const.c (fold_binary_loc): Look at unstripped ops when
1706 looking for NEGATE_EXPR in -A / -B to A / B folding.
1708 2017-04-10 Martin Liska <mliska@suse.cz>
1710 PR gcov-profile/80224
1711 * gcov.c (print_usage): Fix usage string.
1712 (get_gcov_intermediate_filename): Remove.
1713 (output_gcov_file): Use both for normal and intermediate format.
1714 (generate_results): Do not initialize special file for
1715 intermediate format.
1717 2017-04-10 Richard Biener <rguenther@suse.de>
1719 PR tree-optimization/80304
1720 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
1723 2017-04-10 Nathan Sidwell <nathan@acm.org>
1726 * config/rs6000/rs6000.c (rs6000_vector_type): New.
1727 (rs6000_init_builtins): Use it.
1729 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1731 * config/arm/arm.md (<mrc>): Add mode to SET source.
1734 2017-04-10 Richard Biener <rguenther@suse.de>
1737 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
1739 2017-04-10 Jakub Jelinek <jakub@redhat.com>
1742 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
1743 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
1744 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
1745 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
1746 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
1747 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
1748 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
1749 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
1750 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
1751 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
1752 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
1753 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
1754 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
1755 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
1756 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
1757 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
1758 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
1759 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
1760 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
1761 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
1762 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
1763 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
1764 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
1766 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
1768 PR rtl-optimization/70478
1769 * lra-constraints.c: Reverse the last patch.
1771 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
1773 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
1774 Add comment for WCHAR_T.
1776 2017-04-08 Martin Liska <mliska@suse.cz>
1779 2017-04-07 Martin Liska <mliska@suse.cz>
1782 * ipa-split.c (split_function): Add function part to a same comdat
1785 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1788 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
1790 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
1792 * rs6000/rs6000.c (vec_load_pendulum): Rename...
1793 (vec_pairing): ...to this.
1794 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
1795 (rs6000_sched_init): Adjust for name change.
1796 (struct rs6000_sched_context): Likewise.
1797 (rs6000_init_sched_context): Likewise.
1798 (rs6000_set_sched_context): Likewise.
1800 2017-04-07 Jakub Jelinek <jakub@redhat.com>
1806 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
1808 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
1809 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
1810 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
1812 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
1814 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
1816 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
1818 PR rtl-optimization/70703
1819 * ira-color.c (update_conflict_hard_regno_costs): Use
1820 int64_t instead of HOST_WIDE_INT.
1822 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
1824 PR rtl-optimization/70478
1825 * lra-constraints.c (process_alt_operands): Disfavor alternative
1826 insn memory operands.
1828 2017-04-07 Jeff Law <law@redhat.com>
1830 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
1831 CALL and NOTE_INSN_CALL_ARG_LOCATION.
1833 2017-04-07 Martin Liska <mliska@suse.cz>
1836 * config/aarch64/aarch64.c (aarch64_process_target_attr):
1837 Show error message instead of an ICE.
1839 2017-04-07 Martin Liska <mliska@suse.cz>
1842 * ipa-split.c (split_function): Add function part to a same comdat
1845 2017-04-07 Richard Biener <rguenther@suse.de>
1848 * tree.c (get_unwidened): Also handle ! for_type case for
1850 * convert.c (do_narrow): Split out from ...
1851 (convert_to_integer_1): ... here. Do not pass final truncation
1852 type to get_unwidened for TRUNC_DIV_EXPR.
1854 2017-04-07 Richard Biener <rguenther@suse.de>
1856 * tree-affine.c (wide_int_ext_for_comb): Take type rather
1858 (aff_combination_const): Adjust.
1859 (aff_combination_scale): Likewise.
1860 (aff_combination_add_elt): Likewise.
1861 (aff_combination_add_cst): Likewise.
1862 (aff_combination_convert): Likewise.
1863 (add_elt_to_tree): Likewise. Remove unused argument.
1864 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
1866 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
1868 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
1870 * config/arm/arm.c (arm_default_short_enums): Use
1871 ARM_DEFAULT_SHORT_ENUMS.
1872 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
1874 2017-04-06 Jakub Jelinek <jakub@redhat.com>
1877 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
1878 members with redundant out-of-class redeclaration.
1880 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
1883 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
1884 * config/i386/i386.md (*zero_extendsidi2):
1885 Add (?*x,*x) and (?*v,*v) alternatives.
1887 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
1890 * config/i386/i386.c (ix86_expand_builtin)
1891 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
1892 mode from insn data. Convert operands to insn operand mode.
1893 Copy operands that don't satisfy insn predicate to a register.
1895 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
1897 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
1900 2017-04-06 Richard Biener <rguenther@suse.de>
1902 PR tree-optimization/80334
1903 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
1904 preserve alignment of accesses.
1906 2017-04-06 Richard Biener <rguenther@suse.de>
1908 PR tree-optimization/80262
1909 * tree-sra.c (build_ref_for_offset): Preserve address-space
1911 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
1912 Drop useless address-space information on MEM_REF offsets.
1914 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
1916 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
1918 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
1920 PR rtl-optimization/70703
1921 * ira-color.c (update_conflict_hard_regno_costs): Use
1922 HOST_WIDE_INT instead of long.
1924 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
1927 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
1928 not defined for x86_64 target. Add -mmmx target option when __SSE2__
1930 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
1931 for x86_64 target. Handle -m3dnowa option.
1933 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
1935 PR rtl-optimization/70703
1936 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
1937 (update_conflict_hard_regno_costs): Use long instead of unsigned
1938 arithmetic for cost calculation.
1940 2017-04-05 Jakub Jelinek <jakub@redhat.com>
1941 Bernd Edlinger <bernd.edlinger@hotmail.de>
1944 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
1947 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
1950 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
1951 ptr_mode with Pmode throughout.
1952 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
1953 into probe_stack_range and use DImode.
1955 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
1958 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
1959 call_eh_return is true.
1961 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1963 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
1964 Initialize last_match_fntype_index.
1966 2017-04-05 Jakub Jelinek <jakub@redhat.com>
1969 * tree-nvr.c: Include internal-fn.h.
1970 (pass_return_slot::execute): Ignore internal calls without
1973 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1974 Richard Biener <rguenther@suse.de>
1977 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
1978 captures used multiple times, except for the last use.
1979 * generic-match-head.c: Include gimplify.h.
1981 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1983 PR tree-optimization/79390
1984 * target.h (struct noce_if_info): Declare.
1985 * targhooks.h (default_noce_conversion_profitable_p): Declare.
1986 * target.def (noce_conversion_profitable_p): New target hook.
1987 * ifcvt.h (struct noce_if_info): New type, moved from ...
1988 * ifcvt.c (struct noce_if_info): ... here.
1989 (noce_conversion_profitable_p): Renamed to ...
1990 (default_noce_conversion_profitable_p): ... this. No longer
1992 (noce_try_store_flag_constants, noce_try_addcc,
1993 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
1994 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
1995 instead of noce_conversion_profitable_p.
1996 * config/i386/i386.c: Include ifcvt.h.
1997 (ix86_option_override_internal): Don't override
1998 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
1999 (ix86_noce_conversion_profitable_p): New function.
2000 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
2001 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
2002 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
2003 * doc/tm.texi: Regenerated.
2005 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2007 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
2010 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
2013 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
2014 instructions for small multiply cores.
2016 2017-04-04 Jeff Law <law@redhat.com>
2018 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
2020 (mips_expand_vec_perm_const): Initialize elements in orig_perm
2021 that are not set by the loop over the elements.
2023 2017-04-04 Jakub Jelinek <jakub@redhat.com>
2026 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
2027 int mode, convert_modes it to mode as unsigned, otherwise use
2028 lowpart_subreg to mode rather than SImode.
2029 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
2030 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
2031 Use DImode instead of SImode for the shift count operand.
2032 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
2035 2017-04-04 Richard Biener <rguenther@suse.de>
2038 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
2039 arithmetic done for the negate or the plus. Simplify.
2040 (A - (-B) -> A + B): Likewise.
2041 * fold-const.c (split_tree): Make sure to not negate pointers.
2043 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
2045 PR rtl-optimization/60818
2046 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
2047 a compare of comparisons with the thing compared if this results
2048 in a different machine mode.
2050 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
2052 * alias.c (base_alias_check): Fix typo in comment.
2053 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
2054 * cgraphunit.c (symbol_table::compile): Likewise.
2055 * collect2.c (maybe_run_lto_and_relink): Likewise.
2056 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
2057 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
2058 * config/avr/avr.c (avr_map_op_t): Likewise.
2059 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
2060 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
2061 * config/epiphany/epiphany.md (movcc): Likewise.
2062 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
2063 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
2065 * config/mips/mips.c (mips_save_restore_reg): Likewise.
2066 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
2067 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
2068 * config/sh/sh.c (sh_rtx_costs): Likewise.
2069 * fold-const.c (fold_truth_andor): Likewise.
2070 * genautomata.c (collapse_flag): Likewise.
2071 * gengtype.h (struct type::u::s): Likewise.
2072 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
2073 * input.c (FORMAT_AMOUNT): Likewise.
2074 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
2075 (known_aggs_to_agg_replacement_list): Likewise.
2076 * ipa-inline-analysis.c: Likewise.
2077 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
2078 * ipa-polymorphic-call.c
2079 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
2080 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
2081 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
2083 * modulo-sched.c (apply_reg_moves): Likewise.
2084 * omp-expand.c (build_omp_regions_1): Likewise.
2085 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
2086 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
2087 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
2088 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2089 * value-prof.c: Likewise.
2090 * var-tracking.c (val_reset): Likewise.
2092 2017-04-03 Richard Biener <rguenther@suse.de>
2094 PR tree-optimization/80275
2095 * fold-const.c (split_address_to_core_and_offset): Handle
2098 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
2100 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
2101 descriptors is at least equal to that of functions.
2103 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2105 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
2107 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2110 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
2111 (mov<IMOD4:mode>): New expander.
2112 (*mov<IMOD4:mode>_internal): New insn and split pattern.
2114 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
2116 PR rtl-optimization/79405
2117 * fwprop.c (propagations_left): New variable.
2118 (forward_propagate_into): Decrement it.
2119 (fwprop_init): Initialize it.
2120 (fw_prop): If the variable has reached zero, stop propagating.
2121 (fwprop_addr): Ditto.
2123 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2126 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
2127 a FUNCTION_DECL, pass it as decl instead of origin to
2130 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
2132 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
2135 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
2138 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
2139 TARGET_VSX_SMALL_INTEGER.
2141 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2143 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
2144 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
2146 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2148 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
2149 extraction from odd-numbered MSA register.
2151 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2154 * expmed.c (store_bit_field_1): Don't attempt to create
2155 a word subreg out of hard registers wider than word if they
2156 have HARD_REGNO_NREGS of 1 for their mode.
2159 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
2160 conversions to integer types wider than word and pointer.
2163 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
2164 (rtx_equal_for_cselib_p): Pass 0 to it.
2165 * cselib.c (cselib_hasher::equal): Likewise.
2166 (rtx_equal_for_cselib_1): Add depth argument. If depth
2167 is 128, don't look up VALUE locs and punt. Increment
2168 depth in recursive calls when walking VALUE locs.
2170 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
2172 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
2173 (make_gcov_file_name): Use the canonical path name for generating
2175 (read_line): Fix handling of files with ascii null bytes.
2177 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
2179 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
2180 to initialise a vector register instead
2181 of using a const_int.
2183 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2185 PR translation/80189
2186 * gimplify.c (omp_default_clause): Use %qs instead of %s in
2187 diagnostic messages.
2189 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
2192 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
2193 (dfp_diex_<mode>): Update mode of operand 1.
2194 * doc/extend.texi (dxex, dxexq): Document change to return type.
2195 (diex, diexq): Document change to argument type.
2197 2017-03-30 Martin Jambor <mjambor@suse.cz>
2200 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
2201 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
2202 it reflects the signature changes performed at the callee side.
2203 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
2204 to cgraph_build_function_type_skip_args.
2205 (build_function_decl_skip_args): Adjust call to the above function.
2207 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2210 * config/i386/sse.md
2211 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
2212 register as dest whenever it is a MEM not rtx_equal_p to the
2213 corresponding dup operand, and when forcing into reg move the
2214 reg into the memory afterwards.
2215 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
2216 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
2217 for the force_reg mode.
2218 (avx512vl_vextractf128<mode>): Use register as dest either
2219 always when a MEM, or when it is a MEM not rtx_equal_p to the
2220 corresponding dup operand, or even not when it is a CONST_VECTOR
2221 depending on the mode and lo vs. hi.
2222 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
2224 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
2225 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
2226 Likewise. Require that operands[2] is even.
2227 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
2228 Remove extraneous parens. Require that operands[2] is a multiple
2230 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
2231 operands[0] is a MEM if <mask_applied>, the predicates/constraints
2232 disallow memory then.
2234 2017-03-30 Richard Biener <rguenther@suse.de>
2236 PR tree-optimization/77498
2237 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
2238 to non-constants over backedges.
2240 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
2242 PR rtl-optimization/80233
2243 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
2244 as last_combined_insn. Do not test for BARRIER_P separately.
2246 2017-03-29 Andreas Schwab <schwab@suse.de>
2249 * calls.c (prepare_call_address): Convert funexp to Pmode before
2250 copying to temp reg.
2252 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2254 PR tree-optimization/80158
2255 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
2256 Handle possible future case of more than one alternate
2258 (replace_rhs_if_not_dup): Likewise.
2259 (replace_one_candidate): Likewise.
2261 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
2263 PR rtl-optimization/80193
2264 * ira.c (ira): Do not check allocation for LRA.
2266 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
2268 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
2269 (nvptx_output_simt_exit): Declare.
2270 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
2271 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
2272 (init_softstack_frame): Move initialization of crtl->is_leaf to...
2273 (nvptx_declare_function_name): ...here. Emit declaration of local
2274 memory space buffer for omp_simt_enter insn.
2275 (nvptx_output_unisimt_switch): New.
2276 (nvptx_output_softstack_switch): New.
2277 (nvptx_output_simt_enter): New.
2278 (nvptx_output_simt_exit): New.
2279 * config/nvptx/nvptx.h (struct machine_function): New fields
2280 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
2281 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
2282 (UNSPECV_SIMT_EXIT): Ditto.
2283 (omp_simt_enter_insn): New insn.
2284 (omp_simt_enter): New expansion.
2285 (omp_simt_exit): New insn.
2286 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
2288 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
2289 (expand_GOMP_SIMT_ENTER_ALLOC): New.
2290 (expand_GOMP_SIMT_EXIT): New.
2291 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
2292 (GOMP_SIMT_ENTER_ALLOC): Ditto.
2293 (GOMP_SIMT_EXIT): Ditto.
2294 * target-insns.def (omp_simt_enter): New insn.
2295 (omp_simt_exit): Ditto.
2296 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
2298 (lower_rec_simd_input_clauses): Implement SIMT privatization.
2299 (lower_rec_input_clauses): Likewise.
2300 (lower_lastprivate_clauses): Handle SIMT privatization.
2302 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
2303 (ompdevlow_adjust_simt_enter): New.
2304 (find_simtpriv_var_op): New.
2305 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
2306 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
2308 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
2309 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
2310 (copy_decl_for_dup_finish): Ditto.
2312 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
2314 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
2317 * config/i386/i386.c (ix86_option_override_internal): Always
2318 allow -mpreferred-stack-boundary=3 for 64-bit targets.
2320 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2322 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
2324 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2326 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
2327 mark new edge's irreducible flag accordign to it.
2328 (vect_do_peeling): Check loop preheader edge's irreducible flag
2329 and pass it to function slpeel_add_loop_guard.
2331 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
2333 PR tree-optimization/80218
2334 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
2335 Update block frequencies and counts.
2337 2017-03-28 Richard Biener <rguenther@suse.de>
2339 PR tree-optimization/78644
2340 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
2341 of a simplification result we may not use it at all.
2343 2017-03-28 Richard Biener <rguenther@suse.de>
2346 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
2347 without arguments, generate default definition of a SSA name.
2349 2017-03-28 Richard Biener <rguenther@suse.de>
2352 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
2353 TYPE_REF_CAN_ALIAS_ALL references.
2354 * fold-const.c (fold_indirect_ref_1): Likewise.
2356 2017-03-28 Martin Liska <mliska@suse.cz>
2359 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
2360 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
2362 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2363 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2365 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
2366 (EXTRA_SPECS): Define.
2367 (SUBTARGET_EXTRA_SPECS): Likewise.
2368 (SUBTARGET_CPP_SPEC): Likewise.
2369 * config/arc/elf.h (EXTRA_SPECS): Renamed to
2370 SUBTARGET_EXTRA_SPECS.
2371 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
2373 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2375 * config/arc/simdext.md (vst64_insn): Update pattern.
2376 (vld32wh_insn): Likewise.
2377 (vld32wl_insn): Likewise.
2378 (vld64_insn): Likewise.
2379 (vld32_insn): Likewise.
2381 2017-03-28 Marek Polacek <polacek@redhat.com>
2384 * fold-const.c (fold_comparison): Use protected_set_expr_location
2385 instead of SET_EXPR_LOCATION.
2387 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2389 * tree.c (add_expr): Avoid name lookup warning.
2391 2017-03-27 Jeff Law <law@redhat.com>
2393 PR tree-optimization/80216
2394 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
2395 function name. Limit recursion depth.
2396 (record_temporary_equivalences): Corresponding changes.
2398 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
2400 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
2403 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2406 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
2408 * cfgcleanup.c (reg_note_cfa_p): New array.
2409 (insns_have_identical_cfa_notes): New function.
2410 (old_insns_match_p): Don't cross-jump in between /f
2411 and non-/f instructions. If both i1 and i2 are frame related,
2412 verify all CFA notes, their order and content.
2414 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2417 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
2418 HImode and SImode with zero extend to DImode to one insn.
2419 (bswap<mode>2_extenddi): Likewise.
2420 (bswapsi2_extenddi): Likewise.
2421 (bswaphi2_extendsi): Likewise.
2422 (bswaphi2): Combine bswap HImode and SImode into one insn.
2423 Separate memory insns from swapping register.
2424 (bswapsi2): Likewise.
2425 (bswap<mode>2): Likewise.
2426 (bswaphi2_internal): Delete, no longer used.
2427 (bswapsi2_internal): Likewise.
2428 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
2429 store, and gpr<-gpr swap insns.
2430 (bswap<mode>2_store): Likewise.
2431 (bswaphi2_reg): Register only splitter, combine with the splitter.
2432 (bswaphi2 splitter): Likewise.
2433 (bswapsi2_reg): Likewise.
2434 (bswapsi2 splitter): Likewise.
2435 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
2436 the insns into load, store, and register/register insns.
2437 (bswapdi2_ldbrx): Likewise.
2438 (bswapdi2_load): Likewise.
2439 (bswapdi2_store): Likewise.
2440 (bswapdi2_reg): Likewise.
2442 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
2444 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
2445 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
2447 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
2450 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
2452 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2453 special handling for target option conflicts between dform
2454 options (-mpower9-dform, -mpower9-dform-vector,
2455 -mpower9-dform-scalar) and -mno-direct-move.
2457 2017-03-27 Richard Biener <rguenther@suse.de>
2459 PR tree-optimization/80181
2460 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
2462 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2464 * config/arc/predicates.md (move_double_src_operand): Replace the
2465 call to move_double_src_operand with a call to address_operand.
2467 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2469 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
2470 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
2471 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
2473 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2475 * config/arc/predicates.md (long_immediate_loadstore_operand):
2476 Consider scaled addresses cases.
2478 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2480 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
2481 restored when in interrupt.
2482 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
2483 doesn't have delay slot.
2485 2017-03-27 Richard Biener <rguenther@suse.de>
2488 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
2489 inlined thunk clones.
2491 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2494 * asan.c (instrument_derefs): Copy over last operand from
2495 original COMPONENT_REF to the new COMPONENT_REF with
2496 DECL_BIT_FIELD_REPRESENTATIVE.
2497 * ubsan.c (instrument_object_size): Likewise.
2499 2017-03-27 Richard Biener <rguenther@suse.de>
2501 PR tree-optimization/80170
2502 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
2503 sure DR/SCEV didnt fold in constants we do not see when looking
2504 at the reference base alignment.
2506 2017-03-27 Richard Biener <rguenther@suse.de>
2509 * gimple-fold.c (fold_ctor_reference): Properly guard against
2510 NULL return value from canonicalize_constructor_val.
2512 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
2515 * config/i386/i386.c (ix86_expand_builtin)
2516 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
2517 flags reg setting and flags reg using instructions.
2518 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
2519 clobbering instructions to zero extend op2.
2521 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
2523 * doc/install.texi (Configuration) <--with-aix-soname>:
2524 Update link to AIX ld.
2526 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
2528 PR rtl-optimization/80160
2529 PR rtl-optimization/80159
2530 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
2531 reg_alternate_class into account.
2533 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
2536 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
2537 to consider in curr_insn_transform.
2539 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2541 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
2542 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
2543 and emit_mode_inner.
2545 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2547 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
2548 argument to the overloaded builtin variants. Use the new flag to
2549 deprecate certain builtin variants.
2550 * config/s390/s390-builtin-types.def: Add new builtin types.
2551 * config/s390/s390-builtins.h: Support new flags field for
2552 overloaded builtins.
2553 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
2554 (s390_macro_to_expand): Enable vector float data type.
2555 (s390_cpu_cpp_builtins_internal): Indicate support of the new
2556 builtins by incrementing the __VEC__ version number.
2557 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
2559 (s390_resolve_overloaded_builtin): Emit error messages depending
2560 on the builtin flags.
2561 * config/s390/s390.c (s390_expand_builtin): Support additional
2562 flags argument. Change error message to match the messages
2563 emitted in s390-c.c.
2564 * config/s390/s390.md: New UNSPEC_* constants.
2565 (op_type): Add new instruction types.
2566 * config/s390/vecintrin.h: Add new builtins and test data class
2568 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
2569 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
2570 (VEC_INEXACT, VEC_NOINEXACT): New constants.
2571 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
2572 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
2573 ("vec_mergel<mode>"): V_HW -> VEC_HW.
2575 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
2576 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
2577 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
2578 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
2580 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
2581 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
2582 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
2583 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
2585 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
2586 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
2587 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
2588 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
2589 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
2590 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
2591 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
2593 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
2594 ("vec_scatter_element<V_HW_4:mode>_DI")
2595 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
2596 ("vec_fpint<mode>", "vflls")
2597 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
2598 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
2599 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
2600 ("*vec_cmphe<mode>_cc"): ... these.
2602 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
2603 mode constant instead of magic value.
2605 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2607 * config/s390/s390.c (s390_expand_vec_compare): Support other
2608 vector floating point modes than just V2DF.
2609 (s390_expand_vcond): Likewise.
2610 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
2611 (s390_cannot_change_mode_class): Prevent mode changes between TF
2612 and V1TF in vector registers.
2613 * config/s390/s390.md (DF, SF): New mode attributes.
2614 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
2615 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
2616 SFmode support for VRs.
2617 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
2619 (VFT, VF_HW): New mode iterators.
2620 (vw, sdx): New mode attributes.
2621 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
2622 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
2623 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
2624 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
2625 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
2626 also the new vector floating point modes. Renaming to ...
2628 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
2629 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
2630 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
2631 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
2632 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
2633 ("vec_unordered<mode>"): ... these.
2635 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
2636 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
2637 ("*vec_extendv2df"): New insn definitions.
2639 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2641 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
2642 ("mulditi3_2", "*muldi3_sign"): New patterns.
2643 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
2644 rename the pattern definition.
2646 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2648 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
2650 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
2652 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2654 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
2655 instruction if possible.
2656 * config/s390/vector.md (vec_halfnumelts): New mode
2658 ("*vec_vllezlf<mode>"): New pattern.
2660 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2662 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
2663 ("popcountv4si2", "popcountv2di2"): Rename to ...
2664 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
2665 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
2667 ("popcount<mode>2_vxe"): New pattern.
2669 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2671 * common/config/s390/s390-common.c (processor_flags_table): Add
2673 * config.gcc: Add arch12.
2674 * config/s390/driver-native.c (s390_host_detect_local_cpu):
2675 Default to arch12 for unknown CPU model numbers.
2676 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
2677 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
2678 PROCESSOR_max sanity check.
2679 * config/s390/s390-opts.h (enum processor_type): Add
2681 * config/s390/s390.c (processor_table): Add arch12.
2682 (s390_expand_builtin): Add check for B_VXE flag.
2683 (s390_issue_rate): Add PROCESSOR_ARCH12.
2684 (s390_get_sched_attrmask): Likewise.
2685 (s390_get_unit_mask): Likewise.
2686 (s390_sched_score): Enable z13 scheduling for arch12.
2687 (s390_sched_reorder): Likewise.
2688 (s390_sched_variable_issue): Likewise.
2689 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
2691 (s390_tune_attr): Use z13 scheduling also for arch12.
2692 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
2693 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
2694 (TARGET_VXE_P): New macros.
2695 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
2696 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
2697 * config/s390/s390.opt: Add arch12 as processor_type.
2699 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2701 * config/s390/s390.md
2702 ("fixuns_truncdddi2", "fixuns_trunctddi2")
2703 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
2704 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
2706 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
2707 Rename expanders to ...
2709 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
2710 ("fixuns_truncdddi2_emu"): ... these.
2712 ("fixuns_trunc<mode>si2_emu"): New expander.
2714 ("*fixuns_truncdfdi2_z13"): Rename to ...
2715 ("*fixuns_truncdfdi2_vx"): ... this.
2717 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2719 * config/s390/2964.md: Remove the single element vector compare
2720 instructions which are no longer used.
2721 * config/s390/s390.c (s390_select_ccmode): Remove handling of
2723 (s390_canonicalize_comparison): Remove handling of DFmode
2725 (s390_expand_vec_compare_scalar): Remove function.
2726 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
2727 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
2729 ("*cmp<mode>_ccs"): Add wfcdb instruction.
2731 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2733 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
2735 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
2736 will anyway by matched by mov<mode>_64dfp.
2738 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2740 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
2741 vlef/vstef. Add missing operand to vleif.
2743 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2745 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
2746 pair for all vector types with 64 bit elements.
2747 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
2748 * config/s390/vector.md (V_HW_64): ... here.
2749 (V_128_NOSINGLE): New mode iterator.
2750 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
2751 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
2752 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
2753 ("*vec_load_pairv2di"): Change to ...
2754 ("*vec_load_pair<mode>"): ... this one.
2756 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2758 * config/s390/constraints.md: Add comments.
2759 (jKK): Reject element sizes > 8 bytes.
2760 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
2762 * config/s390/s390.md: Add the s_operand checks formerly in
2763 s390_split_ok_p to various splitters where they are still
2765 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
2766 for 128 bit vectors. Plus two splitters.
2768 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2770 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
2773 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2776 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
2777 error if the boundary argument is not constant.
2779 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2781 PR rtl-optimization/80112
2782 * loop-doloop.c (doloop_condition_get): Don't check condition
2783 if cmp isn't SET with IF_THEN_ELSE src.
2785 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2787 PR tree-optimization/80158
2788 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
2789 replacing a candidate statement, also replace it for the
2790 candidate's alternate interpretation.
2791 (replace_rhs_if_not_dup): Likewise.
2792 (replace_one_candidate): Likewise.
2794 2017-03-24 Richard Biener <rguenther@suse.de>
2796 PR tree-optimization/80167
2797 * graphite-isl-ast-to-gimple.c
2798 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
2800 (translate_isl_ast_to_gimple::get_rename): Likewise.
2802 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
2804 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2805 handling of certain combinations of target options, including the
2806 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
2807 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
2809 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2812 * config/arm/arm.md (*load_multiple): Add reload_completed to
2815 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2816 Richard Biener <rguenth@suse.de>
2818 PR tree-optimization/79908
2819 PR tree-optimization/80136
2820 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
2821 been cast away, gimplify_and_add suffices.
2823 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
2825 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
2827 2017-03-23 Richard Biener <rguenther@suse.de>
2829 PR tree-optimization/80032
2830 * gimplify.c (gimple_push_cleanup): Forced unconditional
2831 cleanups still have to go to the conditional_cleanups
2834 2017-03-22 Jakub Jelinek <jakub@redhat.com>
2836 PR tree-optimization/80072
2837 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
2839 (next_operand_entry_id): Change type to unsigned int.
2840 (sort_by_operand_rank): Make sure to return the right return value
2841 even if unsigned fields are bigger than INT_MAX.
2842 (struct oecount): Change cnt and id type to unsigned int.
2843 (oecount_hasher::equal): Formatting fix.
2844 (oecount_cmp): Make sure to return the right return value
2845 even if unsigned fields are bigger than INT_MAX.
2846 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
2849 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
2850 TREE_READONLY on result if writing it more than once.
2853 * doc/invoke.texi (-fsanitize=thread): Document that with
2854 -fnon-call-exceptions atomics are not able to throw
2858 * tsan.c: Include tree-eh.h.
2859 (instrument_builtin_call): Call maybe_clean_eh_stmt or
2860 maybe_clean_or_replace_eh_stmt where needed.
2861 (instrument_memory_accesses): Add cfg_changed argument.
2862 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
2863 if it returned true.
2864 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
2866 PR rtl-optimization/63191
2867 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
2868 wrapper function, moved the whole old content into ...
2869 (ix86_delegitimize_address_1): ... this. New inline function.
2870 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
2871 true as last argument instead of ix86_delegitimize_address.
2873 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
2875 * config/aarch64/aarch64.c (generic_branch_cost): Copy
2876 cortexa57_branch_cost.
2878 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
2880 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
2882 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2885 * doc/md.texi (Constraints): Document wA constraint.
2886 * config/rs6000/constraints.md (wA): New.
2887 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
2888 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
2889 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
2890 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
2892 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
2895 * gimplify.c (is_oacc_declared): New function.
2896 (oacc_default_clause): Use it to set default flags for acc declared
2897 variables inside parallel regions.
2898 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
2900 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
2901 declare attribute to any decl as necessary.
2903 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2906 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
2907 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
2908 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
2909 (arm_arch_lpae): This.
2910 * config/arm/arm.c (arm_arch7ve): Rename into ...
2911 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
2912 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
2915 2017-03-22 Martin Liska <mliska@suse.cz>
2918 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
2919 error message instead of an ICE.
2921 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2923 * doc/extend.texi (6.11 Additional Floating Types): Revise.
2925 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2927 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
2929 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2932 2017-03-21 Martin Sebor <msebor@redhat.com>
2934 * doc/extend.texi: Use "cannot" instead of "can't."
2935 * doc/hostconfig.texi: Same.
2936 * doc/install.texi: Same.
2937 * doc/invoke.texi: Same.
2938 * doc/loop.texi: Same.
2939 * doc/md.texi: Same.
2940 * doc/objc.texi: Same.
2941 * doc/rtl.texi: Same.
2942 * doc/tm.texi: Same.
2943 * doc/tm.texi.in: Same.
2944 * doc/trouble.texi: Same.
2946 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
2949 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
2950 (collect_checksum_attributes): Set it.
2951 (die_checksum_ordered): Use it.
2953 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2955 PR tree-optimization/79908
2956 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
2957 change: For a VA_ARG whose LHS has been cast away, use
2958 force_gimple_operand to construct the side effects.
2960 2017-03-21 David Malcolm <dmalcolm@redhat.com>
2962 PR translation/80001
2963 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
2964 more amenable to translation.
2965 (oacc_loop_auto_partitions): Likewise.
2967 2017-03-21 Marek Polacek <polacek@redhat.com>
2968 Martin Sebor <msebor@redhat.com>
2970 PR tree-optimization/80109
2971 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
2974 2017-03-21 Jakub Jelinek <jakub@redhat.com>
2975 Segher Boessenkool <segher@kernel.crashing.org>
2978 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
2979 check reg_used_between_p between insn and one of succ or succ2
2980 depending on if succ is artificial insn not inserted into insn
2983 2017-03-21 Martin Liska <mliska@suse.cz>
2985 PR gcov-profile/80081
2986 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
2987 * doc/gcc.texi: Include gcov-dump stuff.
2988 * doc/gcov-dump.texi: New file.
2990 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
2992 PR rtl-optimization/79150
2993 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
2994 conditional jump, if the jump is the last insn of the loop.
2996 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2997 Richard Biener <rguenth@suse.de>
2999 PR tree-optimization/79908
3000 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
3001 been cast away, use force_gimple_operand to construct the side
3004 2017-03-21 Martin Liska <mliska@suse.cz>
3007 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
3010 2017-03-21 Brad Spengler <spender@grsecurity.net>
3013 * plugin.c (htab_hash_plugin): New function.
3014 (add_new_plugin): Use it and adjust.
3015 (parse_plugin_arg_opt): Adjust.
3016 (init_one_plugin): Likewise.
3018 2017-03-21 Richard Biener <rguenther@suse.de>
3020 PR tree-optimization/80032
3021 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
3022 if set force the cleanup to happen unconditionally.
3023 (gimplify_target_expr): Push inserted clobbers with force_uncond
3024 to avoid them being removed by control-dependent DCE.
3026 2017-03-21 Richard Biener <rguenther@suse.de>
3028 PR tree-optimization/80122
3029 * tree-inline.c (copy_bb): Do not expans va-arg packs or
3030 va_arg_pack_len when the inlined call stmt requires pack
3032 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
3034 2017-03-21 Jakub Jelinek <jakub@redhat.com>
3037 * tsan.c (instrument_builtin_call): If the memory model argument
3038 is not a constant, assume it is valid.
3041 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
3044 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3046 PR rtl-optimization/79910
3047 * combine.c (can_combine_p): Do not allow combining an I0 or I1
3048 if its dest is used by an insn before I2 (other than the combined
3049 insns themselves, which are properly handled already).
3051 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
3054 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3056 * combine.c (record_used_regs): New static function.
3057 (try_combine): Handle situations where there is an additional
3058 instruction between I2 and I3 which needs to have a LOG_LINK
3062 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3064 * combine.c (try_combine): Delete redundant i1 test. Call
3065 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3067 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3070 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
3073 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3075 PR tree-optimization/80054
3076 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
3077 the optimization if a PHI or any of its arguments is not dominated
3078 by the candidate's basis. Use gphi* rather than gimple* as
3080 (replace_profitable_candidates): Clean up a gimple* variable that
3081 should be a gphi* variable.
3083 2017-03-20 Martin Sebor <msebor@redhat.com>
3086 * doc/extend.texi (attribute constructor): Document present limitation.
3088 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
3091 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
3092 __POWER9_VECTOR__ #ifdef control, change template definition to
3093 use Power9-specific built-in function.
3094 (vec_any_eq): Likewise.
3095 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
3096 to control outcomes from this test.
3097 (vector_ae_<mode>p): For VEC_F modes, likewise.
3099 2017-03-20 Ian Lance Taylor <iant@google.com>
3101 * config/i386/i386.c (ix86_function_regparm): Save an extra
3102 register for -fsplit-stack with DECL_STATIC_CHAIN.
3104 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3107 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
3108 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
3110 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3112 * config/riscv/riscv.c (riscv_print_operand): Use "fence
3114 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
3117 2017-03-20 Marek Polacek <polacek@redhat.com>
3120 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
3122 2017-03-20 Richard Biener <rguenther@suse.de>
3124 PR tree-optimization/80113
3125 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
3126 allocate extra SSA name for PHI def.
3127 (add_close_phis_to_outer_loops): Likewise.
3128 (add_close_phis_to_merge_points): Likewise.
3129 (copy_loop_close_phi_args): Likewise.
3130 (copy_cond_phi_nodes): Likewise.
3132 2017-03-20 Martin Liska <mliska@suse.cz>
3135 * tree-chkp.c (chkp_build_returned_bound): Do not build
3136 returned bounds for a LHS that's not a BOUNDED_P type.
3138 2017-03-20 Martin Liska <mliska@suse.cz>
3142 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
3143 COMPLEX_CST and VECTOR_CST.
3145 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3148 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
3149 target operand. A new splitter adds the clobber statement in case
3150 the target operand is dead anyway.
3152 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
3154 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
3155 to age-old versions of binutils and glibc.
3157 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
3159 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
3161 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3163 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
3165 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3167 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
3168 requirement for binutils 2.13.
3170 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3172 * combine.c (try_combine): Delete redundant i1 test. Call
3173 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3175 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
3177 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
3178 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
3180 <riscv64-*-elf>: Re-arrange section
3181 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
3182 <riscv32-*-linux>: Likewise.
3183 <riscv64-*-elf>: Likewise
3184 <riscv64-*-linux>: Likewise.
3186 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
3189 * aarch64.opt(verbose-cost-dump): Fix typo.
3191 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
3194 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
3195 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
3197 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3199 * reload.c (find_reloads): When reloading a nonoffsettable address,
3200 use RELOAD_OTHER for it and its address reloads.
3202 PR rtl-optimization/79910
3203 * combine.c (record_used_regs): New static function.
3204 (try_combine): Handle situations where there is an additional
3205 instruction between I2 and I3 which needs to have a LOG_LINK
3208 2017-03-17 Jeff Law <law@redhat.com>
3210 PR tree-optimization/71437
3211 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
3212 conditional in the hash table first.
3213 (vrp_dom_walker::before_dom_children): Extract condition from
3214 ASSERT_EXPR. Record condition, its inverion and any implied
3217 2017-03-17 Marek Polacek <polacek@redhat.com>
3218 Markus Trippelsdorf <markus@trippelsdorf.de>
3220 PR tree-optimization/80079
3221 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
3224 2017-03-17 Richard Biener <rguenther@suse.de>
3227 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
3228 Properly verify the LHS before the RHS possibly claims to be
3230 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
3233 2017-03-17 Martin Jambor <mjambor@suse.cz>
3235 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
3236 (List of -O2 options): Likewise.
3237 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
3240 2017-03-17 Tom de Vries <tom@codesourcery.com>
3242 * gcov-dump.c (print_usage): Print bug_report_url.
3244 2017-03-17 Richard Biener <rguenther@suse.de>
3247 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
3248 (parser::peek): Likewise.
3250 2017-03-17 Richard Biener <rguenther@suse.de>
3252 PR tree-optimization/80048
3253 * sese.c (free_sese_info): Properly release rename_map and
3254 copied_bb_map elements.
3256 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
3258 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
3259 Add linked-list forward and backlinks. Insert on
3260 construction, remove on destruction.
3261 (class pass_store_merging): Add m_stores_head field.
3262 (pass_store_merging::terminate_and_process_all_chains):
3263 Iterate over m_stores_head list.
3264 (pass_store_merging::terminate_all_aliasing_chains):
3266 (pass_store_merging::execute): Check for debug stmts first.
3267 Push new chains onto the m_stores_head stack.
3269 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
3272 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
3273 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
3274 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
3276 2017-03-16 Jeff Law <law@redhat.com>
3278 PR tree-optimization/71437
3279 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
3280 member function. Implementation moved into after_dom_children
3281 member function and into the threader's thread_outgoing_edges
3283 (dom_opt_dom_walker::after_dom_children): Simplify by moving
3284 some code into new thread_outgoing_edges.
3285 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
3286 definition. Simplify marker handling (do it here). Assume we always
3287 have the available expression and the const/copies tables.
3288 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
3290 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
3291 * tree-vrp.c (equiv_stack): No longer file scoped.
3292 (vrp_dom_walker): New class.
3293 (vrp_dom_walker::before_dom_children): New member function.
3294 (vrp_dom_walker::after_dom_children): Likewise.
3295 (identify_jump_threads): Setup domwalker. Use it rather than
3296 walking edges in a random order by hand. Simplify setup/finalization.
3297 (finalize_jump_threads): Remove.
3298 (vrp_finalize): Do not call identify_jump_threads here.
3299 (execute_vrp): Do it here instead and call thread_through_all_blocks
3302 PR tree-optimization/71437
3303 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
3305 (simplify_stmt_for_jump_threading): Add basic_block argument. All
3307 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
3308 (dom_opt_dom_walker::thread_across_edge): Remove
3309 handle_dominating_asserts argument. All callers changed.
3310 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
3311 changes. Remove calls to lhs_of_dominating_assert. Other
3312 uses of handle_dominating_asserts turn into unconditional code
3313 (simplify_control_stmt_condition_1): Likewise.
3314 (simplify_control_stmt_condition): Likewise.
3315 (thread_through_normal_block, thread_across_edge): Likewise.
3316 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
3317 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
3318 object if it is not an SSA_NAME.
3319 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
3320 before calling into the VRP specific simplifiers.
3321 (identify_jump_threads): Remove handle_dominating_asserts
3324 2017-03-16 Jakub Jelinek <jakub@redhat.com>
3327 * tree-diagnostic.c (default_tree_printer): No longer static.
3328 * tree-diagnostic.h (default_tree_printer): New prototype.
3330 2017-03-16 Tamar Christina <tamar.christina@arm.com>
3332 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
3333 Change ins into fmov.
3335 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3337 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
3338 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
3339 Use h_con constraint for operand 1.
3340 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
3341 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
3343 2017-03-15 Jeff Law <law@redhat.com>
3345 PR tree-optimization/71437
3346 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
3347 (record_temporary_equivalences): Use it.
3349 PR tree-optimization/71437
3350 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
3351 tree-ssa-scopedtables.
3352 (lookup_avail_expr, build_and_record_new_cond): Likewise.
3353 (record_conditions, record_cond, vuse_eq): Likewise.
3354 (record_edge_info): Adjust to API tweak of record_conditions.
3355 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
3356 (record_temporary_equivalences, optimize_stmt): Likewise.
3357 (eliminate_redundant_computations): Likewise.
3358 (record_equivalences_from_stmt): Likewise.
3359 * tree-ssa-scopedtables.c: Include options.h and params.h.
3360 (vuse_eq): New function, moved from tree-ssa-dom.c
3361 (build_and_record_new_cond): Likewise.
3362 (record_conditions): Likewise. Accept vector of conditions rather
3363 than edge_equivalence structure for first argument.
3364 for the first argument.
3365 (avail_exprs_stack::lookup_avail_expr): New member function, moved
3366 from tree-ssa-dom.c.
3367 (avail_exprs_stack::record_cond): Likewise.
3368 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
3369 from tree-ssa-dom.c.
3370 (avail_exprs_stack): Add new member functions lookup_avail_expr
3372 (record_conditions): Declare.
3374 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
3377 * lra-constraints.c (process_alt_operands): Increase reject for
3378 reloading an input/output operand.
3380 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3383 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
3384 insns to convert from signed/unsigned char/short to IEEE 128-bit
3386 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
3388 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
3391 * config/i386/i386.c (ix86_vector_duplicate_value): Create
3392 subreg of inner mode for values already in registers.
3394 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
3396 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
3397 iteration reg is used after the loop.
3399 2017-03-14 Martin Sebor <msebor@redhat.com>
3401 PR tree-optimization/79800
3402 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
3403 precision in negative-positive range.
3404 (format_floating): Call non-const overload with adjusted precision.
3406 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3409 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
3412 2017-03-14 Martin Sebor <msebor@redhat.com>
3415 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
3416 * builtins.def (aligned_alloc): Use it.
3419 * Makefile.in (GTFILES): Add calls.c.
3420 * calls.c: Include "gt-calls.h".
3422 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
3424 PR rtl-optimization/79728
3425 * regs.h (struct target_regs): New field
3426 x_contains_allocatable_regs_of_mode.
3427 (contains_allocatable_regs_of_mode): New macro.
3428 * reginfo.c (init_reg_sets_1): Initialize it, and change
3429 contains_reg_of_mode so it includes global regs as well.
3430 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
3431 rather than contains_regs_of_mode.
3433 2017-03-14 Martin Liska <mliska@suse.cz>
3435 * doc/invoke.texi: Document options that can't be combined with
3436 -fcheck-pointer-bounds.
3438 2017-03-14 Martin Liska <mliska@suse.cz>
3441 * doc/invoke.texi (-Wchkp): Document the option.
3443 2017-03-14 Martin Liska <mliska@suse.cz>
3445 * Makefile.in: Install gcov-dump.
3447 2017-03-14 Martin Liska <mliska@suse.cz>
3449 * multiple_target.c (expand_target_clones): Bail out for
3450 an invalid attribute.
3452 2017-03-14 Richard Biener <rguenther@suse.de>
3454 * alias.c (struct alias_set_entry): Pack properly.
3455 * cfgloop.h (struct loop): Likewise.
3456 * cse.c (struct set): Likewise.
3457 * ipa-utils.c (struct searchc_env): Likewise.
3458 * loop-invariant.c (struct invariant): Likewise.
3459 * lra-remat.c (struct cand): Likewise.
3460 * recog.c (struct change_t): Likewise.
3461 * rtl.h (struct address_info): Likewise.
3462 * symbol-summary.h (function_summary): Likewise.
3463 * tree-loop-distribution.c (struct partition): Likewise.
3464 * tree-object-size.c (struct object_size_info): Likewise.
3465 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
3466 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
3467 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
3468 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
3469 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
3470 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
3471 (struct _stmt_vec_info): Likewise.
3473 2017-03-14 Martin Liska <mliska@suse.cz>
3476 * multiple_target.c (create_dispatcher_calls): Check that
3477 a target can create a function dispatcher.
3479 2017-03-14 Martin Liska <mliska@suse.cz>
3482 * multiple_target.c (expand_target_clones): Drop local.local
3483 flag for default implementation.
3485 2017-03-14 Richard Biener <rguenther@suse.de>
3487 PR tree-optimization/80030
3488 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
3490 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
3492 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
3493 gcc_fallthrough() instead of __attribute__((fallthrough));
3495 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3497 * doc/gcc.texi: Remove "up" link to (DIR).
3498 * doc/gccint.texi: Ditto.
3500 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3502 * doc/install.texi (Specific) <avr>: Remove reference to
3505 2017-03-13 Jeff Law <law@redhat.com>
3507 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
3508 attribute rather than comments.
3510 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
3511 match_scratch operand is highest.
3513 2017-03-13 Martin Liska <mliska@suse.cz>
3516 * ipa-pure-const.c (warn_function_noreturn): If the declarations
3517 is a CHKP clone, use original declaration.
3519 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3521 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
3522 (arc_conditional_register_usage): Use a different allocation order
3523 when optimizing for size.
3524 * common/config/arc/arc-common.c (arc_option_optimization_table):
3525 Section anchors default on when optimizing for size.
3527 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3529 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
3531 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3533 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
3534 * config/arc/arc.md (cpu_facility): Add cd variant.
3535 (*movqi_insn): Add code density variant.
3536 (*movhi_insn): Likewise.
3537 (*movqi_insn): Likewise.
3538 (*addsi3_mixed): Likewise.
3539 (subsi3_insn): Likewise.
3541 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3543 * config/arc/arc.md (movsi_cond_exec): Update constraint.
3545 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3547 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
3548 expressions with MINUS and UNARY ops.
3550 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3553 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
3555 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
3556 between vec_select and vector argument.
3557 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
3558 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
3559 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
3560 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
3561 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
3562 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
3564 2017-03-13 Richard Biener <rguenther@suse.de>
3567 * params.def (vect-max-peeling-for-alignment): Fix typo.
3569 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3571 * doc/install.texi (Specific) <mips-*-*>: Remove description of
3572 issue that only occurred with binutils below 2.18.
3574 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3576 * doc/install.texi (Specific) <cris-axis-elf>: No longer
3577 refer to binutils 2.11/2.12 minimum.
3579 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3581 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
3582 ftp.kernel.org and simplify binutils requirement.
3584 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
3586 * doc/invoke.texi (Warning Options): Fix spelling of link-time
3588 (Optimize Options): Ditto. Also remove redundancy.
3590 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3592 PR translation/79848
3593 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
3595 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
3596 to G_ to avoid double translation.
3598 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3600 PR translation/79923
3601 * auto-profile.c (get_combined_location): Convert leading
3602 character of diagnostics to lower case and remove trailing period.
3603 (read_profile): Likewise for various diagnostics.
3604 * config/arm/arm.c (arm_option_override): Remove trailing period
3605 from various diagnostics.
3606 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
3607 (msp430_expand_delay_cycles): Likewise.
3609 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3612 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
3613 full command-line argument, rather than just "str".
3614 (aarch64_validate_march): Likewise.
3615 (aarch64_validate_mtune): Likewise.
3617 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
3619 PR rtl-optimization/78911
3620 * lra-assigns.c (must_not_spill_p): New function.
3621 (spill_for): Use it.
3623 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3625 PR tree-optimization/79981
3626 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
3627 ATOMIC_COMPARE_EXCHANGE ifn result.
3628 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
3629 IFN_ATOMIC_COMPARE_EXCHANGE.
3631 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3634 * opts.c (parse_sanitizer_options): Add missing question mark to
3635 "did you mean" message.
3637 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3639 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
3641 (VMULEUH_UNS): Likewise.
3642 (VMULOUB_UNS): Likewise.
3643 (VMULOUH_UNS): Likewise.
3644 * config/rs6000/rs6000.c (builtin_function_type): Remove
3645 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
3647 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3650 * read-rtl-function.c (function_reader::read_rtx_operand): Update
3651 x with result of extra_parsing_for_operand_code_0.
3652 (function_reader::extra_parsing_for_operand_code_0): Convert
3653 return type from void to rtx, returning x. When reading
3654 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
3655 larger size containing struct block_symbol.
3657 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
3659 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
3660 -mfloat128-hardware without -m64.
3662 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
3665 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
3666 entries to the case statement that marks unsigned arguments to
3667 overloaded functions.
3669 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
3671 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
3672 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
3674 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
3677 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
3678 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
3680 2017-03-10 Martin Liska <mliska@suse.cz>
3684 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
3685 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
3688 2017-03-10 Olivier Hainque <hainque@adacore.com>
3690 * tree-switch-conversion (array_value_type): Start by resetting
3691 candidate type to it's main variant.
3693 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3695 PR rtl-optimization/79909
3696 * combine.c (try_combine): Use simplify_replace_rtx on individual
3697 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
3698 of the whole CALL_INSN_FUNCTION_USAGE.
3700 PR tree-optimization/79972
3701 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
3702 get_range_info on SSA_NAMEs. Formatting fixes.
3704 2017-03-10 Richard Biener <rguenther@suse.de>
3705 Jakub Jelinek <jakub@redhat.com>
3707 PR tree-optimization/77975
3708 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
3709 edge to be constant.
3710 (get_val_for): For constant x return it. Formatting fix.
3711 (loop_niter_by_eval): Avoid pointless looping if the next iteration
3712 would use the same bases as the current one.
3714 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3716 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
3717 instead of vec_select for V1TImode.
3718 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
3720 (VSX_LE_128): Add V1TI to this mode iterator.
3721 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
3722 (*vsx_le_perm_store_<mode>): Likewise.
3723 (pre-reload splitter for VSX stores): Likewise.
3724 (post-reload splitter for VSX stores): Likewise.
3725 (*vsx_xxpermdi2_le_<mode>): Likewise.
3726 (*vsx_lxvd2x2_le_<mode>): Likewise.
3727 (*vsx_stxvd2x2_le_<mode>): Likewise.
3729 2017-03-09 Michael Eager <eager@eagercon.com>
3731 Correct failures with --enable-checking=yes,rtl.
3733 * config/microblaze/microblaze.c (microblaze_expand_shift):
3734 Replace GET_CODE test with CONST_INT_P and INTVAL test with
3735 test for const0_rtx.
3736 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
3737 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
3739 2017-03-09 Richard Biener <rguenther@suse.de>
3741 PR tree-optimization/79977
3742 * graphite-scop-detection.c (scop_detection::merge_sese):
3743 Handle the case of extra exits to blocks dominating the entry.
3745 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
3747 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
3750 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
3752 PR rtl-optimization/79949
3753 * lra-constraints.c (process_alt_operands): Check memory when
3754 trying to predict a cycle. Print about the overall increase.
3756 2017-03-09 Richard Biener <rguenther@suse.de>
3759 * gimple-expr.c (useless_type_conversion_p): Preserve
3760 TYPE_SATURATING for fixed-point types.
3762 2017-03-09 Richard Biener <rguenther@suse.de>
3765 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
3766 alignment of BLKmode params.
3768 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3771 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
3772 (VALL_NO_V2Q): Likewise.
3774 * config/aarch64/aarch64-simd.md
3775 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
3777 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
3778 VALL_NO_V2Q mode iterator.
3779 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
3781 2017-03-09 Martin Liska <mliska@suse.cz>
3783 PR tree-optimization/79631
3784 * tree-chkp-opt.c (chkp_is_constant_addr): Call
3785 tree_int_cst_sign_bit just for INTEGER constants.
3787 2017-03-09 Martin Liska <mliska@suse.cz>
3791 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
3794 2017-03-09 Marek Polacek <polacek@redhat.com>
3797 * tree.c (inchash::add_expr): Handle TREE_VEC.
3799 2017-03-09 Martin Liska <mliska@suse.cz>
3802 (chkp_narrow_size_and_offset): New function.
3803 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
3804 (void chkp_parse_bit_field_ref): New function.
3805 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
3806 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
3808 2017-03-09 Martin Liska <mliska@suse.cz>
3811 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
3812 (chkp_find_bounds_1): Remove gcc_unreachable.
3814 2017-03-09 Jakub Jelinek <jakub@redhat.com>
3817 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
3818 BUILT_IN_SYNC*, determine the access type from the size suffix and
3819 always build a MEM_REF with that type. Handle forgotten
3820 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
3823 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
3824 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
3825 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
3826 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
3827 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
3828 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
3829 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
3830 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
3831 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
3832 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
3833 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
3834 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
3835 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
3836 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
3837 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
3838 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
3839 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
3840 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
3841 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
3842 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
3843 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
3844 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
3845 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
3846 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
3847 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
3848 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
3849 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
3850 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
3851 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
3852 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
3853 definitions outside of __OPTIMIZE__ guarded section.
3856 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
3857 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
3858 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
3859 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
3862 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3864 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
3865 ("vfenez<mode>"): Add missing constraints.
3867 2017-03-08 Martin Sebor <msebor@redhat.com>
3870 * config/nds32/nds32.c (nds32_option_override):
3871 Fix misspelled diagnostic.
3873 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3876 * gimplify.c (gimplify_omp_for): Replace index var in outer
3877 taskloop statement with an artificial variable and add
3878 OMP_CLAUSE_PRIVATE clause for it.
3880 2017-03-08 Richard Biener <rguenther@suse.de>
3882 PR tree-optimization/79955
3883 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3884 for accesses that are completely outside of the variable.
3886 2017-03-08 Andrew Haley <aph@redhat.com>
3888 PR tree-optimization/79943
3889 * tree-ssa-loop-split.c (compute_new_first_bound): When
3890 calculating the new upper bound, (END-BEG) should be added, not
3893 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3895 * config/avr/avr.md (setmemhi): Make sure match_dup
3896 operand number comes before match_scratch.
3898 2017-03-08 Richard Biener <rguenther@suse.de>
3900 PR tree-optimization/79920
3901 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
3902 with ncopies == 1 to ...
3903 (vect_transform_slp_perm_load): ... here. Properly compute
3904 all element loads by iterating VF times over the group. Do
3905 not handle ncopies (computed in a broken way) in
3906 vect_create_mask_and_perm.
3908 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3911 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
3912 is a uniform vector, use uniform_vector_p return value instead of
3913 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
3915 2017-03-07 Marek Polacek <polacek@redhat.com>
3918 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
3919 (alloca_call_type): Likewise.
3921 2017-03-07 Martin Liska <mliska@suse.cz>
3923 * gcov.c (process_args): Put comment to correct location.
3925 2017-03-07 Martin Liska <mliska@suse.cz>
3928 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
3929 Use array_at_struct_end_p instead of DECL_CHAIN (field).
3930 (chkp_narrow_bounds_for_field): Likewise.
3931 (chkp_parse_array_and_component_ref): Pass one more argument to
3934 2017-03-07 Richard Biener <rguenther@suse.de>
3936 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
3939 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
3941 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
3942 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
3944 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3947 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
3948 to end of description.
3949 (PARAM_MAX_STORES_TO_MERGE): Likewise.
3951 2017-03-07 Jakub Jelinek <jakub@redhat.com>
3953 PR rtl-optimization/79901
3954 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
3956 (*avx512f_<code><mode>3<mask_name>): ... this.
3957 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
3958 iterator instead of VI8_AVX2_AVX512BW.
3960 PR rtl-optimization/79901
3961 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
3962 min/max expander, expand it using expand_vec_cond_expr.
3965 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
3968 2017-03-06 Jakub Jelinek <jakub@redhat.com>
3971 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
3972 to void * for PCH reasons.
3973 * dwarf2out.c (output_loc_operands, output_die): Cast
3974 v.val_vec.array to unsigned char *.
3976 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
3979 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
3982 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
3984 PR rtl-optimization/79571
3985 * lra-constraints.c (process_alt_operands): Calculate static
3986 reject and subtract it from overall when only addresses will be
3989 2017-03-06 Julia Koval <julia.koval@intel.com>
3992 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
3993 incoming stack boundary to 128 for 64-bit targets.
3995 2017-03-06 Richard Biener <rguenther@suse.de>
3997 PR tree-optimization/79894
3998 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
3999 to NULL after folding it.
4001 2017-03-06 Richard Biener <rguenther@suse.de>
4003 PR tree-optimization/79824
4004 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
4005 check disabling peeling for gaps.
4007 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
4009 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
4010 attributes): Document gettimeofday.
4012 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4014 * config/s390/s390.c (s390_option_override_internal): Set
4015 PARAM_MIN_VECT_LOOP_BOUND
4017 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
4019 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
4020 * config/s390/s390.md: Likewise.
4022 2017-03-06 Jakub Jelinek <jakub@redhat.com>
4025 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
4026 (<avx2_avx512>_perm<mode>): Rename to ...
4027 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
4029 (<avx512>_perm<mode>_mask): Rename to ...
4030 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
4032 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
4033 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
4034 instead of VI8F_256_512.
4035 (avx512f_perm<mode>): New define_expand.
4036 (avx512f_perm<mode>_mask): Likewise.
4037 (avx512f_perm<mode>_1<mask_name>): New define_insn.
4038 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
4040 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4042 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
4043 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
4045 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
4047 2017-03-06 Martin Liska <mliska@suse.cz>
4050 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
4051 when having a SSA NAME w/o VAR_DECL assigned to it.
4053 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4055 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
4056 msa_dpsub_<su>_d): Fix MODE for vec_select.
4058 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
4060 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
4062 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
4064 2017-03-06 Richard Biener <rguenther@suse.de>
4066 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
4067 * plugin.c (register_plugin_info): Likewise.
4068 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
4070 2017-03-05 Jakub Jelinek <jakub@redhat.com>
4072 * config/i386/sse.md (sse_storehps, sse_storelps,
4073 avx_<castmode><avxsizesuffix>_<castmode>,
4074 avx512f_<castmode><avxsizesuffix>_<castmode>,
4075 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
4076 in condition that at least one operand is not a MEM.
4078 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4081 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
4082 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
4084 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
4085 gimple_call_nothrow_p flag based on whether original builtin can throw.
4086 If it can, emit following stmts on the fallthrough edge.
4087 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
4088 don't create new bb if inserting just debug stmts on the edge, try to
4089 insert them on the fallthru bb or just reset debug stmts.
4091 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
4094 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
4095 restore recog_data (including the operand rtxes inside it) around
4096 the call to get_insn_template.
4098 2017-03-03 Martin Sebor <msebor@redhat.com>
4100 PR tree-optimization/79699
4101 * context.c (context::~context): Free MPFR caches to avoid
4102 a memory leak on program exit.
4104 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4106 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
4107 Use wide_int::ulow () instead of .elt (0).
4109 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4111 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
4112 (*pushxf): Limit oF constraint to 32bit targets and add oC
4113 constraint for 64bit targets.
4114 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
4115 (*pushdf): Change rmF constraint to rmC.
4117 2017-03-03 Martin Liska <mliska@suse.cz>
4119 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
4120 Remove unused variable.
4122 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4125 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
4126 is a memory operand, increase num_memory.
4127 (ix86_expand_args_builtin): Likewise.
4129 2017-03-03 Jan Hubicka <jh@suse.cz>
4132 * ipa-devirt.c (maybe_record_node): Properly handle
4133 __cxa_pure_virtual visibility.
4135 2017-03-03 Martin Liska <mliska@suse.cz>
4137 PR tree-optimization/79803
4138 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
4140 (pass_loop_prefetch::execute): Disabled optimization if an
4141 assumption about L1 cache size is not met.
4143 2017-03-03 Martin Liska <mliska@suse.cz>
4145 PR rtl-optimization/79574
4146 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
4147 (hash_scan_set): Likewise.
4148 (dump_hash_table): Likewise.
4149 (hoist_code): Likewise.
4151 2017-03-03 Richard Biener <rguenther@suse.de>
4153 * fixed-value.c (fixed_from_string): Restore use of elt (1)
4154 in place of uhigh ().
4155 (fixed_convert_from_real): Likewise.
4157 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4160 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
4162 2017-03-03 Richard Biener <rguenther@suse.de>
4165 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
4166 TYPE_OVERFLOW_UNDEFINED check.
4168 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4170 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
4172 (vector_ae_<mode>_p): Likewise.
4173 (vector_nez_<mode>_p): Likewise.
4174 (vector_ne_v2di_p): Likewise.
4175 (vector_ae_v2di_p): Likewise.
4176 (vector_ne_<mode>_p): Likewise.
4177 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
4179 (vsx_tsqrt<mode>2_fe): Likewise.
4181 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
4184 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
4186 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4188 PR rtl-optimization/79780
4189 * cprop.c (one_cprop_pass): When second and further conditional trap
4190 in a single basic block is turned into an unconditional trap, turn it
4191 into a deleted note to avoid RTL verification failures.
4193 2017-03-02 Richard Biener <rguenther@suse.de>
4195 * fold-const.c (const_binop): Use ulow () instead of elt (0).
4197 2017-03-02 Richard Biener <rguenther@suse.de>
4199 PR tree-optimization/79345
4201 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
4202 param and abort the walk, returning -1 if it is hit.
4203 (walk_aliased_vdefs): Take a limit param and pass it on.
4204 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
4205 defaulting to 0 and return a signed int.
4206 * tree-ssa-uninit.c (struct check_defs_data): New struct.
4207 (check_defs): New helper.
4208 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
4209 about uninitialized memory.
4210 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
4211 bogus uninitialized warning.
4212 (fixed_convert_from_real): Likewise.
4214 2017-03-02 Bin Cheng <bin.cheng@arm.com>
4216 PR tree-optimization/66768
4217 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
4218 iv_use if base object can't be determined.
4220 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4222 PR tree-optimization/79345
4223 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
4224 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
4225 (get_pattern_stats): Initialize it.
4226 * genemit.c (gen_expand): Verify match_scratch numbers come after
4227 match_operand/match_dup numbers.
4228 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
4229 match_scratch numbers.
4230 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
4232 * config/s390/s390.md (trunctdsd2): Likewise.
4234 2017-03-02 Richard Biener <rguenther@suse.de>
4236 * wide-int.h (wide_int_storage::operator=): Implement in terms
4239 2017-03-02 Richard Biener <rguenther@suse.de>
4241 PR tree-optimization/79777
4242 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
4243 the to insert expression to sth existing.
4245 2017-03-01 Martin Sebor <msebor@redhat.com>
4248 * gimple-ssa-sprintf.c
4249 (directive::known_width_and_precision): New function.
4250 (format_integer): Use it.
4251 (get_mpfr_format_length): Consider the full range of precision
4252 when computing %g output with the # flag. Set the likely byte
4253 count to 3 rather than 1 when precision is indeterminate.
4254 (format_floating): Correct the lower bound of precision.
4256 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4258 * doc/invoke.texi: Document default code model for 64-bit Linux.
4260 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4263 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
4264 udiv rather than div since input pattern is unsigned.
4266 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
4268 * config/i386/i386.c (print_reg): Warn for values of
4269 unsupported size in integer register.
4271 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4274 * config/rs6000/predicates.md (current_file_function_operand): Do
4275 not allow self calls to be local if the function is replaceable.
4277 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4280 * config/rs6000/altivec.h (vec_ctz and others): Change the
4281 preprocessor macro that controls conditional compilation from
4282 _ARCH_PWR9 to __POWER9_VECTOR__.
4283 (vec_all_ne): Change parameterization of __altivec_scalar_pred
4284 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
4285 control (instead of _ARCH_PWR9 control) so that template
4286 definition uses power9-specific function.
4287 (vec_any_eq): Likewise.
4288 (vec_all_ne): Change macro definition to use a power9-specific
4289 expansion under #ifdef __POWER9_VECTOR__ control (instead of
4290 _ARCH_PWR9 control).
4291 (vec_any_eq) Likewise.
4292 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
4293 expansion for CMPNEF to remove support for xvcmpnesp instruction.
4294 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
4295 support for xvcmpnedp instruction.
4296 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
4297 macro expansion so that Power9 implementation of vec_all_ne does
4298 not use the AltiVec predicate framework.
4299 (VCMPNEH_P): Likewise.
4300 (VCMPNEW_P): Likewise.
4301 (VCMPNED_P): Likewise.
4302 (VCMPNEFP_P): Likewise.
4303 (VCMPNEDP_P): Likewise.
4304 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
4305 implementation of vec_any_eq to not use AltiVec predicate
4307 (VCMPAEH_P): Likewise.
4308 (VCMPAEW_P): Likewise.
4309 (VCMPAED_P): Likewise.
4310 (VCMPAEFP_P): Likewise.
4311 (VCMPAEDP_P): Likewise.
4312 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
4313 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
4314 not use the AltiVec predicate framework.
4315 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
4316 of vec_any_eq to not use AltiVec predicate framework.
4317 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
4318 support for predefined __POWER9_VECTOR__ macro to indicate that
4319 Power9 instruction selection is enabled.
4320 (altivec_overloaded_builtins): Remove extraneous
4321 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
4322 function argument types RS6000_BTI_bool_V16QI and
4323 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
4324 entry for overloaded function argument types RS6000_BTI_bool_V4SI
4325 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
4326 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
4327 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
4328 Power9 for implementations of vec_cmpne. Change the signature for
4329 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
4330 (representing vec_all_ne) to remove the previously described first
4331 argument of type RS6000_BTI_INTSI, as this was an artifact of
4332 reliance on the AltiVec predicate framework, which is no longer
4333 used in the implementation of these functions. Add
4334 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
4335 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
4336 since, unlike the AltiVec predicate framework implementation, we
4337 do not share function descriptors between vec_alle and vec_anyeq.
4338 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
4339 set of modes that receive special treatment even when
4340 TARGET_P9_VECTOR is true. The special treatment emits code that
4341 does not depend on Power9 instructions.
4342 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
4343 define_expand to not rely on AltiVec predicate framework.
4344 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4346 (vector_ne_v2di_p): Change this define_expand to not rely on
4347 AltiVec predicate framework.
4348 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
4350 (vector_ne_<mode>_p): Change this define_expand to not rely on
4351 AltiVec predicate framework.
4352 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4354 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
4355 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
4356 define_insn pattern.
4357 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
4358 define_insn pattern because the xvcmpne<VSs>. instruction is not
4360 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
4361 instruction is not supported.
4363 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4365 * config/nvptx/nvptx.c: Include intl.h.
4367 2017-03-01 Martin Jambor <mjambor@suse.cz>
4370 * ipa-prop.h (ipa_bits): Removed field known.
4371 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
4372 to pointers. Adjusted their comments to warn about their sharing.
4373 (ipcp_transformation_summary): Change bits to a vector of pointers.
4374 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
4375 (ipa_get_ipa_bits_for_value): Declare.
4376 * tree-vrp.h (value_range): Mark as GTY((for_user)).
4377 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
4378 (ipa_bits_hash_table): Likewise.
4379 (ipa_vr_ggc_hash_traits): Likewise.
4380 (ipa_vr_hash_table): Likewise.
4381 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
4382 being pointers and vr_known being removed.
4383 (ipa_set_jf_unknown): Likewise.
4384 (ipa_get_ipa_bits_for_value): New function.
4385 (ipa_set_jfunc_bits): Likewise.
4386 (ipa_get_value_range): New overloaded functions.
4387 (ipa_set_jfunc_vr): Likewise.
4388 (ipa_compute_jump_functions_for_edge): Use the above functions to
4389 construct bits and vr parts of jump functions.
4390 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
4391 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4393 (ipcp_grow_transformations_if_necessary): Also allocate
4394 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4396 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
4397 them. Fix too long lines.
4398 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
4399 vr_known being removed.
4400 (ipa_read_jump_function): Use new setter functions to construct bits
4401 and vr parts of jump functions or set them to NULL.
4402 (write_ipcp_transformation_info): Adjust for bits being pointers.
4403 (read_ipcp_transformation_info): Likewise.
4404 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
4406 Include gt-ipa-prop.h.
4407 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
4409 (ipcp_store_bits_results): Likewise.
4410 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
4411 Do not write to existing jump functions but use a temporary instead.
4413 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4416 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
4417 attempt to use its first operand as BIT_FIELD_REF base.
4419 2017-03-01 Richard Biener <rguenther@suse.de>
4422 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
4423 interpolating formula in wrapping arithmetic.
4424 (chrec_apply): Convert chrec_evaluate return value to wanted type.
4426 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4428 PR tree-optimization/79734
4429 * tree-vect-generic.c (expand_vector_condition): Optimize
4430 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
4431 Handle VEC_COND_EXPR where comparison has different inner width from
4434 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
4436 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
4437 markup, and similar issues. Remove @opindex entries for things
4438 that aren't options. Add missing -mmpy-option entries.
4440 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4442 PR tree-optimization/79737
4443 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
4444 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
4445 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
4446 instead of byte_size. Formatting fix.
4447 (shift_bytes_in_array_right): Formatting fix.
4449 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
4452 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
4453 condition on optimize for the leaf function test.
4455 2017-02-28 Martin Liska <mliska@suse.cz>
4458 * read-rtl-function.c (function_reader::handle_unknown_directive):
4459 Bail out when one uses -flto.
4461 2017-02-28 Martin Liska <mliska@suse.cz>
4463 * common.opt: Replace space with tabular for options of <number>
4465 * config/i386/i386.opt: Show <number> value for
4466 -mlarge-data-threshold.
4467 * opts.c (print_filtered_help): Do not display number in hexadecimal
4470 2017-02-28 Martin Liska <mliska@suse.cz>
4472 * common.opt: Fix --help=option -Q for options which are of
4475 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
4477 * config/i386/i386.c (print_reg): Error out for values
4478 of 8-bit size in invalid integer register.
4480 2017-02-28 Martin Sebor <msebor@redhat.com>
4482 PR tree-optimization/79691
4483 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
4485 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4488 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
4489 gcc_unreachable with output_operand_lossage.
4491 2017-02-28 Richard Biener <rguenther@suse.de>
4493 PR tree-optimization/79740
4494 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
4496 (visit_nary_op): Insert the nary into the hashtable if we
4497 pattern-matched sth.
4498 * tree-ssa-pre.c (eliminate_insert): Robustify.
4500 2017-02-28 Richard Biener <rguenther@suse.de>
4503 * fold-const.c (decode_field_reference): Reject out-of-bound
4506 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4508 * config/i386/i386.c: Include intl.h.
4509 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
4510 instead of just cond ? "..." : "...".
4511 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
4512 * coverage.c (read_counts_file): Likewise.
4513 * omp-offload.c: Include intl.h.
4514 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
4515 of just cond ? "..." : "...".
4516 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
4517 of just cond ? "..." : "...".
4519 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
4522 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
4524 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
4525 'tune for' CPU name.
4526 * config/arm/arm-cpu-data.h: Regenerated.
4528 2017-02-28 Richard Biener <rguenther@suse.de>
4530 PR tree-optimization/79732
4531 * tree-inline.c (expand_call_inline): Do not shadow var.
4533 2017-02-28 Richard Biener <rguenther@suse.de>
4535 PR tree-optimization/79723
4536 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
4537 address-space properly.
4539 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
4541 * doc/optinfo.texi (Optimization groups): Fix option used for
4543 * doc/invoke.texi (-fopt-info): Document "omp".
4544 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
4545 (OPTGROUP_ALL): Add OPTGROUP_OMP.
4546 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
4547 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
4548 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
4550 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
4552 * dumpfile.c (optgroup_options): Instead of "openmp", associate
4553 OPTGROUP_OMP with "omp".
4555 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
4558 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
4559 for arithmetic shift of unsigned V2DI.
4561 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
4563 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
4564 arc/linux.h headers.
4565 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
4566 (LINK_SPEC): Likewise.
4567 (ARC_TLS_EXTRA_START_SPEC): Likewise.
4568 (EXTRA_SPECS): Likewise.
4569 (STARTFILE_SPEC): Likewise.
4570 (ENDFILE_SPEC): Likewise.
4571 (LIB_SPEC): Likewise.
4572 (TARGET_SDATA_DEFAULT): Likewise.
4573 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
4574 (MULTILIB_DEFAULTS): Likewise.
4575 (DWARF2_UNWIND_INFO): Likewise.
4576 * config/arc/big.h: New file.
4577 * config/arc/elf.h: Likewise.
4578 * config/arc/linux.h: Likewise.
4579 * config/arc/t-uClibc: Remove.
4581 2017-02-27 Bin Cheng <bin.cheng@arm.com>
4583 PR tree-optimization/77536
4584 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
4585 (tree_transform_and_unroll_loop): Use above function to compute the
4586 estimated niter of unrolled loop and use it when scaling profile.
4587 Also use count info rather than frequency if it's non-zero.
4588 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
4589 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
4590 (vect_transform_loop): Call above function.
4592 2017-02-27 Richard Biener <rguenther@suse.de>
4594 PR tree-optimization/45397
4595 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
4596 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
4597 (visit_nary_op): Add pattern matching for CSEing sign-changed
4598 or truncated operations with wider ones.
4600 2017-02-27 Richard Biener <rguenther@suse.de>
4602 PR tree-optimization/79690
4603 * tree-vect-stmts.c (vectorizable_store): Use vector type
4604 built from the DR with address-space.
4606 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
4608 * doc/invoke.texi (Optimize Options): Refine the description
4609 of asan-use-after-return.
4611 2017-02-25 Alan Modra <amodra@gmail.com>
4613 PR rtl-optimization/79584
4614 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
4615 base, not ad->base_term, the reg within base. Remove assertion
4616 that ad->base == ad->base_term. Replace gen_int_mode using
4617 bogus mode with const0_rtx.
4619 2017-02-25 Jakub Jelinek <jakub@redhat.com>
4622 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
4623 FMA_EXPR like tcc_binary or tcc_unary.
4625 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
4628 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
4630 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
4631 (output_loc_operands): Handle DW_OP_call_ref and
4632 DW_OP_GNU_variable_value.
4633 (struct variable_value_struct): New type.
4634 (struct variable_value_hasher): Likewise.
4635 (variable_value_hash): New variable.
4636 (string_types): Remove.
4637 (copy_loc_descr): New function.
4638 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
4639 (prepend_loc_descr_to_each): New function.
4640 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
4641 instead of add_loc_descr_to_each if the first argument is single
4642 location list and the second has multiple.
4643 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
4644 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
4645 when looking for variable value which doesn't have other location info.
4646 (loc_list_from_tree): Formatting fix.
4647 (gen_array_type_die): Simplify DW_AT_string_length handling.
4648 (adjust_string_types): Remove.
4649 (gen_subprogram_die): Don't call adjust_string_types nor test/set
4650 string_types. Call resolve_variable_values.
4651 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
4652 (resolve_addr_in_expr): Likewise. Add A argument.
4653 (copy_deref_exprloc): Remove deref argument. Adjust for the
4654 original expression being DW_OP_GNU_variable_value with optionally
4655 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
4656 optionally after it.
4657 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
4658 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
4659 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
4660 (variable_value_hasher::hash, variable_value_hasher::equal): New
4662 (resolve_variable_value_in_expr, resolve_variable_value,
4663 resolve_variable_values, note_variable_value_in_expr,
4664 note_variable_value): New functions.
4665 (dwarf2out_early_finish): Call note_variable_value on all toplevel
4668 2017-02-24 Jakub Jelinek <jakub@redhat.com>
4671 * opts.h (handle_generated_option): Add GENERATED_P argument.
4672 * opts-common.c (handle_option): Adjust function comment.
4673 (handle_generated_option): Add GENERATED_P argument, pass it to
4675 (control_warning_option): Pass false to handle_generated_option
4677 * opts.c (maybe_default_option): Pass true to handle_generated_option
4679 * optc-gen.awk: Likewise.
4681 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4683 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
4684 a REG, look at the REG it is a SUBREG of.
4685 (splitter for cmpeqsi_t): Ditto.
4687 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4689 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
4690 the special USEs with the pattern of the insn, not the insn itself.
4692 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
4695 * doc/invoke.texi: Document -mload-store-pairs.
4697 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4698 Sandra Loosemore <sandra@codesourcery.com>
4700 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
4701 argument isn't a CONST_INT.
4702 (nios2_alternate_compare_const): Assert op is a CONST_INT.
4703 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
4704 (nios2_validate_compare): Bypass alternate compare logic if *op2
4706 (ldstwm_operation_p): Return false if first_base is not a REG or
4707 if first_offset is not a CONST_INT.
4709 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4711 * config/cris/cris.md: Use correct operand in a define_peephole2.
4713 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4715 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
4717 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4719 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
4720 this_insn if it is an INSN or JUMP_INSN.
4721 (force_offsettable): Look at base, not at addr.
4722 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
4723 on things that aren't necessarily CONST_INTs.
4725 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
4727 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
4728 -mfpmath=sse is the default also for x86-32 targets with SSE2
4729 instruction set when @option{-ffast-math} is enabled
4731 2017-02-24 Jeff Law <law@redhat.com>
4733 PR rtl-optimizatoin/79286
4734 * ira.c (update_equiv_regs): Drop may_trap_p exception to
4737 2017-02-24 Richard Biener <rguenther@suse.de>
4739 PR tree-optimization/79389
4740 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
4743 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
4745 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
4746 function comment to reflect reality.
4747 (loop_exits_before_overflow): Fix typo in function description.
4749 2017-02-24 Richard Biener <rguenther@suse.de>
4751 PR tree-optimization/79389
4752 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
4753 properly that a threading opportunity exists. Detect conditional
4754 copy/constant propagation opportunities.
4756 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
4758 * config/visium/visium.md (type): Add trap.
4759 (b): New mode attribute.
4760 (*btst): Rename into...
4761 (*btst<mode>): ...this and adjust.
4762 (*cbranchsi4_btst_insn): Rename into...
4763 (*cbranch<mode>4_btst_insn): ...this and adjust.
4764 (trap): New define_insn.
4766 2017-02-23 Jakub Jelinek <jakub@redhat.com>
4768 PR tree-optimization/79389
4769 * ifcvt.c (struct noce_if_info): Add rev_cond field.
4770 (noce_reversed_cond_code): New function.
4771 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
4772 reversed_comparison_code. Formatting fix.
4773 (noce_try_store_flag): Test rev_cond != NULL in addition to
4774 reversed_comparison_code.
4775 (noce_try_store_flag_constants): Likewise.
4776 (noce_try_store_flag_mask): Likewise.
4777 (noce_try_addcc): Use rev_cond if non-NULL instead of
4778 reversed_comparison_code.
4779 (noce_try_cmove_arith): Likewise. Formatting fixes.
4780 (noce_try_minmax, noce_try_abs): Clear rev_cond.
4781 (noce_find_if_block): Initialize rev_cond.
4782 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
4783 instead of false as last argument never attempt to reverse it
4786 2017-02-23 Bin Cheng <bin.cheng@arm.com>
4788 PR tree-optimization/79663
4789 * tree-predcom.c (combine_chains): Process refs in reverse order
4790 only for ZERO length chains, and add explaining comment.
4792 2017-02-23 Jeff Law <law@redhat.com>
4794 PR tree-optimization/79578
4795 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
4796 in call to operand_equal_p.
4798 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
4801 * config/i386/cpuid.h: Fix another undefined behavior.
4803 2017-02-23 Richard Biener <rguenther@suse.de>
4805 PR tree-optimization/79683
4806 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
4807 vector types for data-refs.
4809 2017-02-23 Martin Liska <mliska@suse.cz>
4811 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
4813 2017-02-23 Jakub Jelinek <jakub@redhat.com>
4816 * internal-fn.c (get_range_pos_neg): Moved to ...
4817 * tree.c (get_range_pos_neg): ... here. No longer static.
4818 * tree.h (get_range_pos_neg): New prototype.
4819 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
4820 are known to be in between 0 and signed maximum inclusive, try to
4821 expand both unsigned and signed divmod and use the cheaper one from
4824 2017-02-22 Jeff Law <law@redhat.com>
4826 PR tree-optimization/79578
4827 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
4828 to compare base operands.
4830 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
4833 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
4834 gpc_reg_operand instead of fpr_reg_operand.
4836 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
4838 * config/mips/mips.c (mips_return_in_memory): Force FP
4839 vector types to be returned in memory for o32 ABI.
4841 2017-02-22 Jakub Jelinek <jakub@redhat.com>
4843 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
4844 instead of DW_TAG_member for static data member declarations and don't
4845 set no_linkage_name for static inline data members.
4846 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
4849 2017-02-22 Martin Liska <mliska@suse.cz>
4851 * doc/invoke.texi: Replace inequality signs with square brackets
4854 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4856 PR tree-optimization/68644
4857 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
4859 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
4862 * lra-constraints.c (simplify_operand_subreg): Handle
4863 WORD_REGISTER_OPERATIONS targets.
4865 2017-02-22 Jakub Jelinek <jakub@redhat.com>
4868 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
4869 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
4870 elimination by swapping fld*.
4872 2017-02-22 Richard Biener <rguenther@suse.de>
4874 PR tree-optimization/79673
4875 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
4876 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
4877 irrelevant address-space qualifiers and avoiding a
4878 ADDR_SPACE_CONVERT_EXPR from fold_convert.
4880 2017-02-22 Richard Biener <rguenther@suse.de>
4882 PR tree-optimization/79666
4883 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
4884 to not symbolically negate if that may introduce undefined
4887 2017-02-22 Martin Liska <mliska@suse.cz>
4890 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
4891 * data-streamer-out.c (streamer_write_gcov_count_stream):
4893 * value-prof.c (stream_out_histogram_value): Make assert more
4894 precise based on type of counter.
4896 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
4899 * config/i386/i386.md (standard_x87sse_constant_load splitter):
4900 Use nonimmediate_operand instead of memory_operand for operand 1.
4901 (float-extend standard_x87sse_constant_load splitter): Ditto.
4903 2017-02-21 Jeff Law <law@redhat.com>
4905 PR tree-optimization/79621
4906 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
4907 blocks with edges to themselves.
4909 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4912 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
4913 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
4914 Use gimple_call_builtin_p.
4917 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
4918 on temporarily removed DEBUG_INSNs.
4920 PR tree-optimization/79649
4921 * tree-loop-distribution.c (classify_partition): Give up on
4922 non-generic address space loads/stores.
4924 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
4926 * doc/loop.texi (Loop manipulation): Remove nonexistent
4927 tree_ssa_loop_version from the documentation.
4928 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
4930 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4933 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
4934 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
4935 * config/rs6000/rs6000.c: Include except.h.
4936 (rs6000_expand_split_stack_prologue): Call
4937 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
4939 2017-02-21 Martin Jambor <mjambor@suse.cz>
4942 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
4945 2017-02-21 Martin Jambor <mjambor@suse.cz>
4947 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
4948 for backward compatibility only.
4949 * doc/invoke.texi (Option Summary): Remove all references to
4952 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
4956 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4958 * lra-constraints.c (curr_insn_transform): Handle
4959 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
4961 2017-02-21 Martin Liska <mliska@suse.cz>
4963 * config/i386/i386.opt: Replace -masm-dialect with -masm.
4965 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
4967 PR translation/79638
4968 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
4970 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
4973 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
4974 (arm_function_ok_for_sibcall): Return false for an indirect call by
4975 descriptor if all the argument registers are used.
4976 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
4977 alignment of the function.
4979 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4981 PR tree-optimization/61441
4982 * simplify-rtx.c (simplify_const_unary_operation): For
4983 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
4984 the sNaN unmodified.
4986 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4988 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
4989 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
4990 instead of SYSTEM_HEADER_DIR.
4992 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
4993 Martin Liška <mliska@suse.cz>
4995 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4996 Fix typos and grammar, use active voice, and clarify.
4998 2017-02-20 Marek Polacek <polacek@redhat.com>
5001 * gimplify.c (gimplify_expr): Handle unused *&&L;.
5004 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
5006 2017-02-20 Jakub Jelinek <jakub@redhat.com>
5009 * config/i386/i386.c (ix86_expand_builtin): Handle
5010 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
5011 ix86_builtins_isa[fcode].isa as a requirement of those
5012 flags and any other flag in the bitmask.
5013 (ix86_init_mmx_sse_builtins): Use 0 instead of
5014 ~OPTION_MASK_ISA_64BIT as mask.
5015 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
5016 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
5017 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
5018 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
5020 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5023 * lra-constraints.c (split_reg): Check requested split mode
5024 is supported by the register.
5026 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5028 * lra-constraints.c (simplify_operand_subreg): Remove early
5031 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5034 * lra-constraints.c (curr_insn_transform): Tighten condition
5035 for converting SUBREG reloads from OP_OUT to OP_INOUT.
5037 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
5040 * lra-constraints.c (curr_insn_transform): Handle
5041 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
5043 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
5046 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
5048 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
5050 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
5053 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
5056 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5058 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
5061 2017-02-18 Jakub Jelinek <jakub@redhat.com>
5063 * final.c (last_columnnum, override_columnnum): New variables.
5064 (final_start_function): Set last_columnnum, pass it to begin_prologue
5065 hook and pass 0 to dwarf2out_begin_prologue.
5066 (final_scan_insn): Update override_columnnum. Pass last_columnnum
5067 to source_line debug hook.
5068 (notice_source_line): Compute last_columnnum and for debug_column_info
5069 return true on column changes.
5070 * debug.h (struct gcc_debug_hooks): Add column argument to
5071 source_line and begin_prologue hooks.
5072 (debug_nothing_int_charstar_int_bool): Remove prototype.
5073 (debug_nothing_int_int_charstar,
5074 debug_nothing_int_int_charstar_int_bool): New prototypes.
5075 (dwarf2out_begin_prologue): Add column argument.
5076 * debug.c (do_nothing_debug_hooks): Adjust source_line and
5077 begin_prologue hooks.
5078 (debug_nothing_int_charstar_int_bool): Remove.
5079 (debug_nothing_int_int_charstar,
5080 debug_nothing_int_int_charstar_int_bool): New functions.
5081 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
5082 through to dwarf2out_source_line.
5083 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
5084 (dwarf2out_source_line): Add column argument, emit it if requested.
5085 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
5087 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5088 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5089 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
5090 through to dwarf2out_begin_prologue.
5091 (vmsdbgout_source_line): Add column argument, pass it through to
5092 dwarf2out_source_line.
5093 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
5094 dbxout_source_line caller.
5095 (dbxout_source_line): Add column argument.
5097 * common.opt (gno-column-info, gcolumn-info): New options.
5098 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
5099 (check_die): Also test for multiple DW_AT_decl_column attributes.
5100 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
5101 DW_AT_decl_column if requested.
5102 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
5104 (gen_variable_die): Likewise.
5105 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
5106 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
5109 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
5110 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
5111 (ix86_handle_option): Handle OPT_m3dnowa.
5112 * doc/invoke.texi (-m3dnowa): Document.
5113 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
5114 -m3dnowa instead of -m3dnow -march=athlon.
5117 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
5118 instead of gcc_assert for K, r and R code checks. Formatting fixes.
5120 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5123 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
5124 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
5125 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
5126 generator for vsx_xxpermdi_<mode>_be.
5127 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
5128 force big-endian semantics.
5129 (vsx_xxpermdi_<mode>_be): New define_expand with same
5130 implementation as previous version of vsx_xxpermdi_<mode>.
5132 2017-02-17 Jakub Jelinek <jakub@redhat.com>
5134 PR tree-optimization/79327
5135 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
5136 variable, its initialization and use.
5138 2017-02-17 Julia Koval <julia.koval@intel.com>
5140 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
5141 (OPTION_MASK_ISA_PKU_UNSET): New.
5142 (ix86_handle_option): Handle -mrdpid.
5143 * config/i386/cpuid.h (bit_RDPID): New.
5144 * config/i386/driver-i386.c (host_detect_local_cpu):
5145 Detect RDPID feature.
5146 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
5147 * config/i386/i386-c.c (ix86_target_macros_internal):
5149 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
5150 (ix86_valid_target_attribute_inner_p): Add "rdpid".
5151 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
5152 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
5153 * config/i386/i386.md (define_insn "rdpid"): New.
5154 * config/i386/i386.opt Add -mrdpid.
5155 * config/i386/immintrin.h (_rdpid_u32): New.
5157 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
5159 PR rtl-optimization/79541
5160 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
5161 instead of transforming it into USE.
5163 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
5165 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
5166 If HONOR_SNANS (SFmode) force the input to a register.
5167 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
5168 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
5169 an frsp or similar insn.
5171 2017-02-17 Martin Liska <mliska@suse.cz>
5173 PR rtl-optimization/79577
5174 * params.def (selsched-max-sched-times): Increase minimum to 1.
5176 2017-02-17 Martin Liska <mliska@suse.cz>
5178 PR rtl-optimization/79574
5179 * gcse.c (want_to_gcse_p): Prevent integer overflow.
5181 2017-02-17 Martin Liska <mliska@suse.cz>
5183 PR tree-optimization/79529
5184 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
5185 ssa_defined_default_def_p to handle cases which are implicitly
5187 * tree-ssa.c (ssa_defined_default_def_p): New function.
5188 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
5189 which are implicitly defined.
5190 * tree-ssa.h (ssa_defined_default_def_p): Declare.
5192 2017-02-17 Richard Biener <rguenther@suse.de>
5195 * params.def (max-ssa-name-query-depth): Limit to 10.
5197 2017-02-17 Richard Biener <rguenther@suse.de>
5199 PR tree-optimization/79552
5200 * tree-ssa-structalias.c (visit_loadstore): Properly verify
5203 2017-02-17 Richard Biener <rguenther@suse.de>
5206 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
5208 2017-02-17 Marek Polacek <polacek@redhat.com>
5211 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
5212 (fold_negate_expr): New wrapper.
5214 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
5216 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
5217 Correct terminology and de-emphasize pre-standard behavior.
5219 2017-02-16 Alan Modra <amodra@gmail.com>
5221 PR rtl-optimization/79286
5222 * ira.c (def_dominates_uses): New function.
5223 (update_equiv_regs): Don't create an equivalence for insns that
5224 may trap where the register def does not dominate the use.
5226 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
5228 PR rtl-optimization/78127
5229 * lra.c (lra): Call lra_eliminate before finish the loop after
5232 2017-02-16 Richard Biener <rguenther@suse.de>
5234 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
5236 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
5237 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
5238 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
5239 (isl_val_int_from_wi): New function.
5240 (extract_affine_gmp): Rename to ...
5241 (extract_affine_wi): ... this, take a widest_int.
5242 (extract_affine_int): Just wrap extract_affine_wi.
5243 (add_param_constraints): Use isl_val_int_from_wi.
5244 (add_loop_constraints): Likewise, and extract_affine_wi.
5246 2017-02-15 Jeff Law <law@redhat.com>
5249 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
5250 ira_init_register_move_cost_if_necessary.
5252 2017-02-15 Martin Sebor <msebor@redhat.com>
5255 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
5256 removed in a prior commit.
5258 2017-02-15 Bin Cheng <bin.cheng@arm.com>
5260 PR tree-optimization/79347
5261 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
5262 counters during peeling.
5264 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
5266 * Makefile.in (site.exp): Remove "set ISLVER".
5268 2017-02-15 Jakub Jelinek <jakub@redhat.com>
5271 * real.c (real_from_integer): Call real_convert even for decimal.
5273 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
5276 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
5278 2017-02-14 Andrew Pinski <apinski@cavium.com>
5280 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
5281 cores and change the partno/implementer to be correct.
5282 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
5283 the 'B" as the implementer.
5284 * config/aarch64/aarch64-tune.md: Regenerate.
5286 2017-02-14 Carl Love <cel@us.ibm.com>
5288 * config/rs6000/rs6000.c: Add case statement entry to make the
5289 xvcvuxdsp built-in argument unsigned.
5290 * config/rs6000/vsx.md: Fix the source and return operand types so they
5291 match the instruction definitions from the ISA document. Fix typo
5292 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
5295 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
5298 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
5299 member early_clobber_alts.
5300 * lra-lives.c (reg_early_clobber_p): New.
5301 (process_bb_lives): Use it.
5302 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
5303 (debug_operand_data): Initialize early_clobber_alts.
5304 (setup_operand_alternative): Set up early_clobber_alts.
5305 (collect_non_operand_hard_regs): Ditto. Pass early clobber
5306 alternatives to new_insn_reg.
5307 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
5309 (lra_update_insn_regno_info): Pass the new arg.
5311 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5314 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
5315 (new_oacc_loop_raw): Don't clear already cleared fields.
5318 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
5319 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
5320 _mm512_prefetch_i64gather_ps): New inline functions and macros.
5322 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
5325 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
5327 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
5330 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
5331 the extra instruction to the right place to store 128-bit constant
5334 2017-02-14 Martin Sebor <msebor@redhat.com>
5337 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
5338 warning for strings of unknown length.
5340 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
5342 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
5344 2017-02-14 Jeff Law <law@redhat.com>
5347 * ira-costs.c (scan_one_insn): Initialize register move costs
5348 for pseudos seen in USE/CLOBBER insns.
5350 PR tree-optimization/79095
5351 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
5352 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
5353 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
5354 if the operands are known to be not equal, then the resulting range
5356 (intersect_ranges): If the new range is ~[0,0] and the old range is
5357 wide, then prefer ~[0,0].
5358 * tree-vrp.c (overflow_comparison_p_1): New function.
5359 (overflow_comparison_p): New function.
5360 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
5361 if NAME is used in an overflow test.
5362 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
5363 overflow check that can be expressed as an equality test, then adjust
5364 ops to be that equality test.
5366 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5368 * config/s390/s390-builtin-types.def: Remove flags argument.
5369 * config/s390/s390.c (s390_init_builtins): Likewise.
5371 2017-02-14 Martin Liska <mliska@suse.cz>
5373 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
5374 vector. Fix trailing white spaces.
5376 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
5378 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
5381 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5383 PR rtl-optimization/68664
5384 * config/arm/arm.c (arm_sched_can_speculate_insn):
5385 New function. Declare prototype.
5386 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5388 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5390 PR rtl-optimization/68664
5391 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
5393 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5395 2017-02-14 Amit Pawar <amit.pawar@amd.com>
5397 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
5398 max skip bytes for function, loop and jump.
5400 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5402 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
5403 ABS_EXPR for gimple dump.
5405 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5408 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
5410 PR tree-optimization/79408
5411 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
5412 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
5413 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
5414 also if rhs1 is INTEGER_CST.
5416 2017-02-14 Richard Biener <rguenther@suse.de>
5419 * tree-into-ssa.c (insert_phi_nodes): When the function can
5420 have abnormal edges rewrite SSA names with broken use-def
5421 dominance out of SSA and register them for PHI insertion.
5423 2017-02-13 Martin Sebor <msebor@redhat.com>
5426 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
5427 clearing info.nowrite flag when snprintf size argument is a range.
5429 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5431 * cprop.c (cprop_jump): Add missing space in string literal.
5432 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
5433 (get_constraint_for_component_ref): Likewise.
5434 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
5435 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
5436 * lra-constraints.c (process_alt_operands): Likewise.
5437 * ipa-inline.c (inline_small_functions): Likewise.
5438 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
5439 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
5440 * trans-mem.c (diagnose_tm_1_op): Likewise.
5441 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
5442 (grid_parallel_clauses_gridifiable): Likewise.
5444 * config/nvptx/mkoffload.c (process): Add space in between
5447 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
5448 "MOD4_SSE_REGS" and "ALL_REGS".
5450 * spellcheck.c (test_data): Add , in between "foo" and "food".
5452 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5455 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
5456 boundary crossing check and subsequent code generation agree.
5458 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5460 * config/aarch64/aarch64.c (has_memory_op): Delete.
5461 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
5464 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5466 PR rtl-optimization/79388
5467 PR rtl-optimization/79450
5468 * combine.c (distribute_notes): When removing TEM_INSN for which
5469 corresponding dest has last value recorded, invalidate that last
5472 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5474 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
5475 of explicit '@'. Add missing assembly comment marker on branch costs
5478 2017-02-13 Nathan Sidwell <nathan@acm.org>
5480 * gengtype-lex.l (<in_struct>): Add '/'.
5482 2017-02-13 Martin Liska <mliska@suse.cz>
5485 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
5487 2017-02-13 Richard Biener <rguenther@suse.de>
5489 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
5491 * configure: Re-generate.
5492 * config.in: Likewise.
5493 * graphite-dependences.c: Simplify as if
5494 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
5495 * graphite-isl-ast-to-gimple.c: Likewise.
5496 * graphite-optimize-isl.c: Likewise.
5497 * graphite-poly.c: Likewise.
5498 * graphite-sese-to-poly.c: Likewise.
5499 * graphite.h: Likewise.
5500 * toplev.c: Include isl/version.h and use isl_version () for
5501 printing the ISL version.
5502 * doc/install.texi: Update ISL requirement.
5504 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5506 * doc/standards.texi (Standards): Update reference to
5509 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5511 * doc/extend.texi (Named Address Spaces): sourceware.org now
5513 * doc/install.texi (Binaries): Ditto.
5516 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5518 * doc/cpp.texi: Replace "stringify"/"stringification" with C
5519 standard terminology "stringize"/"stringizing" throughout.
5520 * doc/cppinternals.texi: Likewise.
5522 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5524 * doc/extend.texi: Fix some spelling mistakes and typos.
5525 * doc/invoke.texi: Likewise.
5527 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5530 * params.def (inline-min-speedup) Change from 10 to 8.
5532 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5534 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
5537 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5540 * ipa-inline-analysis.c (get_minimal_bb): New function.
5541 (record_modified): Use it.
5542 (remap_edge_change_prob): Handle also ancestor functions.
5544 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
5546 * doc/contrib.texi (Contributors): Remove broken link into
5547 the Mauve CVS repository.
5549 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5552 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
5553 result computation whenever lhs doesn't have vector mode, not
5554 just when it has BLKmode.
5556 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5558 * doc/makefile.texi (profiledbootstrap): Refer to the
5559 installation instructions only in textual form.
5561 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5564 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
5566 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5568 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
5569 (Specific): Update mingw-w64 reference.
5571 (Specific): Remove broken link to Renesas RX processor.
5573 2017-02-10 Richard Biener <rguenther@suse.de>
5575 * toplev.c (process_options): Do not mention obsolete graphite
5576 options when printing sorry message about missing graphite support.
5577 Mention -floop-nest-optimize.
5579 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
5581 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
5582 (vtst_p16): Likewise.
5583 (vtstq_p8): Likewise.
5584 (vtstq_p16): Likewise.
5586 (vtstq_p64): Likewise.
5587 * config/arm/arm_neon.h (vgetq_lane_p64): New.
5588 (vset_lane_p64): New.
5589 (vsetq_lane_p64): New.
5591 2017-02-10 Jakub Jelinek <jakub@redhat.com>
5593 PR tree-optimization/79411
5594 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
5595 stmt operands are SSA_NAMEs used in abnormal phis.
5596 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
5599 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5602 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
5605 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5607 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
5609 2017-02-09 Jakub Jelinek <jakub@redhat.com>
5611 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
5615 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
5616 not arbitrary TREE_CONSTANT.
5619 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
5620 "omp declare target link" attribute unless is_global_var.
5621 * omp-offload.c (find_link_var_op): Likewise.
5623 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
5624 Chung-Lin Tang <cltang@codesourcery.com>
5626 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
5628 (gimplify_adjust_omp_clauses): Don't delete TILE.
5629 (gimplify_omp_for): Deal with TILE.
5630 * internal-fn.c (expand_GOACC_TILE): New function.
5631 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
5633 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
5634 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
5636 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
5637 avoid DIV for outermost collapse var.
5638 (expand_oacc_for): Insert tile element loop as needed. Adjust.
5639 Remove out of date comments, fix whitespace.
5640 * omp-general.c (omp_extract_for_data): Deal with tiling.
5641 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
5642 adjust OLF_DIM_BASE value.
5643 (struct omp_for_data): Add tiling field.
5644 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
5645 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
5646 for auto loops. Remove default auto determining, moved to
5647 oacc_loop_fixed_partitions.
5648 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
5649 stmts, add e_mask field.
5650 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
5651 (oacc_thread_numbers): Use oacc_dim_call.
5652 (oacc_xform_tile): New.
5653 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
5654 (finish_oacc_loop): Adjust for ifns vector.
5655 (oacc_loop_discover_walk): Append loop abstraction sites to list,
5656 add case for GOACC_TILE fns.
5657 (oacc_loop_xform_loop): Delete.
5658 (oacc_loop_process): Iterate over call list directly, and add
5659 handling for GOACC_TILE fns.
5660 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
5662 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
5663 vector partitioning to outer loops. Assign 2 partitions to loops
5664 when available. Add TILE handling.
5665 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
5666 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
5667 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
5668 * tree.c (omp_clause_num_ops): Adjust TILE ops.
5669 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
5671 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
5673 * configure.ac (ACX_BUGURL): Update.
5674 * configure: Regenerate.
5676 2017-02-09 Richard Biener <rguenther@suse.de>
5678 PR tree-optimization/69823
5679 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
5680 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
5682 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5684 * config/arc/arc-c.def: Add __NPS400__ definition.
5685 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
5686 (TARGET_NPS400): Define.
5688 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5690 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
5692 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
5694 (arc_cpu_types): Fill the arch_info field with a pointer into the
5695 arc_arch_types table.
5696 (arc_selected_cpu): Declare.
5697 * config/arc/arc.c (arc_selected_cpu): Make global.
5698 (arc_selected_arch): Delete.
5699 (arc_base_cpu): Delete.
5700 (arc_override_options): Remove references to deleted variables,
5701 update access to arch information.
5702 (ARC_OPT): Update access to arch information.
5703 (ARC_OPTX): Likewise.
5704 * config/arc/arc.h (arc_base_cpu): Remove declaration.
5705 (TARGET_ARC600): Update access to arch information.
5706 (TARGET_ARC601): Likewise.
5707 (TARGET_ARC700): Likewise.
5708 (TARGET_EM): Likewise.
5709 (TARGET_HS): Likewise.
5710 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
5713 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
5716 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
5717 condition/operands for integer GE/LE/GEU/LEU operations.
5719 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
5721 PR translation/79397
5722 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
5725 2017-02-08 Martin Jambor <mjambor@suse.cz>
5728 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
5729 whether allocation happened.
5730 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
5731 nothing was allocated.
5733 2017-02-08 Jakub Jelinek <jakub@redhat.com>
5735 PR tree-optimization/79408
5736 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
5737 constant, but SSA_NAME with a known integer range, use the minimum
5738 of that range instead of op1 to determine if modulo can be replaced
5739 with its first operand.
5741 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5743 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
5745 2017-02-08 Richard Biener <rguenther@suse.de>
5747 PR tree-optimization/71824
5748 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
5749 Check all loops contained in the merged region.
5751 2017-02-07 Andrew Pinski <apinski@cavium.com>
5753 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
5755 2017-02-07 Andrew Pinski <apinski@cavium.com>
5757 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
5758 (thunderxt88): Likewise.
5759 (thunderxt81): Disable LSE and change v8.1 to v8.
5760 (thunderxt83): Likewise.
5762 2017-02-07 Jakub Jelinek <jakub@redhat.com>
5763 Richard Biener <rguenther@suse.de>
5766 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
5767 type from int to size_t.
5768 * ira-costs.c (struct_costs_size): Change type from int to size_t.
5770 2017-02-07 Jakub Jelinek <jakub@redhat.com>
5772 PR rtl-optimization/79386
5773 * cprop.c (bypass_conditional_jumps): Initialize
5774 bypass_last_basic_block already before splitting bbs after
5775 unconditional traps...
5776 (bypass_conditional_jumps): ... rather than here.
5779 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
5780 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
5781 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
5782 fix -masm=intel patterns.
5784 2017-02-07 Richard Biener <rguenther@suse.de>
5786 PR tree-optimization/79256
5788 * builtins.c (get_object_alignment_2): Use min_align_of_type
5789 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
5790 and ADJUST_FIELD_ALIGN.
5792 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
5794 * doc/tm.texi: Regenerate.
5795 * stor-layout.c (layout_decl): Adjust.
5796 (update_alignment_for_field): Likewise.
5797 (place_field): Likewise.
5798 (min_align_of_type): Likewise.
5799 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
5800 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
5801 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
5802 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
5803 * config/frv/frv.c (frv_adjust_field_align): Likewise.
5804 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
5805 * config/i386/i386.c (x86_field_alignment): Likewise.
5806 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
5807 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
5808 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
5809 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
5810 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
5811 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
5815 2017-01-30 Richard Biener <rguenther@suse.de>
5817 PR tree-optimization/79256
5818 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
5819 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
5822 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
5824 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
5825 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
5826 builtins to SImode and emit a zero-extend, if necessary.
5828 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5830 * docs/invoke.texi (RISC-V Options): Alphabetize.
5832 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5834 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
5837 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5839 * config/riscv/riscv.c: New file.
5840 * gcc/common/config/riscv/riscv-common.c: Likewise.
5841 * config.gcc: Likewise.
5842 * config/riscv/constraints.md: Likewise.
5843 * config/riscv/elf.h: Likewise.
5844 * config/riscv/generic.md: Likewise.
5845 * config/riscv/linux.h: Likewise.
5846 * config/riscv/multilib-generator: Likewise.
5847 * config/riscv/peephole.md: Likewise.
5848 * config/riscv/pic.md: Likewise.
5849 * config/riscv/predicates.md: Likewise.
5850 * config/riscv/riscv-builtins.c: Likewise.
5851 * config/riscv/riscv-c.c: Likewise.
5852 * config/riscv/riscv-ftypes.def: Likewise.
5853 * config/riscv/riscv-modes.def: Likewise.
5854 * config/riscv/riscv-opts.h: Likewise.
5855 * config/riscv/riscv-protos.h: Likewise.
5856 * config/riscv/riscv.h: Likewise.
5857 * config/riscv/riscv.md: Likewise.
5858 * config/riscv/riscv.opt: Likewise.
5859 * config/riscv/sync.md: Likewise.
5860 * config/riscv/t-elf-multilib: Likewise.
5861 * config/riscv/t-linux: Likewise.
5862 * config/riscv/t-linux-multilib: Likewise.
5863 * config/riscv/t-riscv: Likewise.
5864 * configure.ac: Likewise.
5865 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
5866 Waterman as RISC-V maintainers.
5867 * doc/install.texi: Add RISC-V entries.
5868 * doc/invoke.texi: Add RISC-V options section.
5869 * doc/md.texi: Add RISC-V constraints section.
5870 * configure: Regenerated.
5872 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5875 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
5876 false values to be constant vectors with all 0 or all 1 bits set.
5877 (vcondu<mode><mode>): Likewise.
5878 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
5880 (fpmask_comparison_operator): Update comment.
5881 (vecint_comparison_operator): New predicate.
5882 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
5883 vector conditionals when the true and false values are constant
5884 vectors with all 0 bits or all 1 bits set.
5886 2017-02-06 Martin Sebor <msebor@redhat.com>
5888 PR tree-optimization/79376
5889 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
5891 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
5893 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
5894 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
5895 to simplify split condition.
5897 2017-02-06 Jakub Jelinek <jakub@redhat.com>
5899 * omp-expand.c (oxpand_omp_atomic_fetch_op,
5900 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
5903 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
5905 PR rtl-optimization/68664
5906 * target.def (can_speculate_insn): New hook.
5907 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
5908 * doc/tm.texi: Regenerate.
5909 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
5910 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
5911 (rs6000_sched_can_speculate_insn): New function.
5913 2017-02-06 Jakub Jelinek <jakub@redhat.com>
5915 PR tree-optimization/79284
5916 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
5917 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
5918 vectorizable_mask_load_store, vectorizable_operation,
5919 vect_is_simple_cond, get_same_sized_vectype): Use it instead
5920 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
5921 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
5922 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
5923 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
5924 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
5925 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
5926 is_gimple_assign (stmt). Replace another such test with
5927 is_gimple_assign (stmt).
5929 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
5932 * config/avr/avr.c (rtl-iter.h): Include it.
5933 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
5934 (avr_legitimate_combined_insn): ...and implementation.
5936 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
5938 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
5939 * config/s390/s390.c (s390_const_operand_ok)
5940 (s390_canonicalize_comparison, s390_extract_part)
5941 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
5942 (s390_contiguous_bitmask_p, s390_rtx_costs)
5943 (legitimize_pic_address): Likewise.
5944 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
5945 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
5946 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
5947 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
5948 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
5950 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
5952 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
5953 REGNO($0) == REGNO($1).
5955 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5957 * config/s390/linux.h(SIZE_TYPE): Add comment.
5959 2017-02-06 Julian Brown <julian@codesourcery.com>
5960 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
5961 Virendra Pathak <virendra.pathak@broadcom.com>
5963 * config/aarch64/aarch64-cores.def: Change the scheduler
5965 * config/aarch64/aarch64.md: Include thunderx2t99.md.
5966 * config/aarch64/thunderx2t99.md: New file.
5968 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
5970 * doc/standards.texi (Go Language): Update link to language
5973 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
5975 * tree-eh.c (lower_resx): Sanitize profile.
5976 (cleanup_empty_eh_move_lp): Likewise.
5978 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
5981 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
5983 * cfgloopmanip.h (loop_version): Update prototype.
5984 * modulo-sched.c (sms_schedule): Update call of loop_version.
5985 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
5986 * tree-parloops.c (gen_parallel_loop): Likewise.
5987 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
5988 * tree-ssa-loop-split.c (split_loop): Likewise.
5989 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
5990 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
5992 2017-02-05 Martin Liska <mliska@suse.cz>
5995 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
5997 (print_operand_address): Initialize a struct to zero.
5999 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6001 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
6002 garbage collector only in textual form.
6004 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
6006 * doc/extend.texi (x86 specific memory model extensions for
6007 transactional memory): Simplify a phrase.
6009 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
6012 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
6013 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
6014 (atomic_storedi_1): Likewise.
6016 2017-02-04 Jakub Jelinek <jakub@redhat.com>
6018 PR tree-optimization/79338
6019 * tree-parloops.c (gather_scalar_reductions): Don't call
6020 vect_analyze_loop_form for loop->inner before destroying loop's
6023 2017-02-03 Martin Sebor <msebor@redhat.com>
6025 PR tree-optimization/79327
6026 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
6027 when precision has resulted in leading zeros.
6028 (format_integer): Adjust the likely counter to assume an unknown
6029 argument that may be zero is non-zero.
6031 2017-02-03 Jason Merrill <jason@redhat.com>
6034 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
6035 avoid copying non-taken branch.
6037 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6039 PR tree-optimization/79340
6040 * tree-vect-loop.c (vectorizable_reduction): Release
6041 vec_defs elements after safe_splicing them into other vectors.
6044 PR tree-optimization/79327
6045 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
6046 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
6048 (format_integer): Use wide_int_to_tree instead of build_int_cst
6049 + to_?hwi. If argmin is NULL, just set argmin and argmax to
6050 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
6051 of shortest and longest sequence.
6053 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
6055 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
6056 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
6058 2017-02-03 Walter Lee <walt@tilera.com>
6061 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
6062 after initial stackframe link reg save.
6063 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
6065 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6068 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
6069 wu for stxssp alternative.
6071 2017-02-03 Martin Sebor <msebor@redhat.com>
6073 PR tree-optimization/79352
6074 * gimple-fold.c (get_range_strlen): Add argument.
6075 (get_range_strlen): Change return type to bool.
6076 (get_maxval_strlen): Pass in a dummy argument.
6077 * gimple-fold.h (get_range_strlen): Change return type to bool.
6078 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
6079 * tree.h (array_at_struct_end_p): Add argument.
6080 * tree.c (array_at_struct_end_p): Handle it.
6082 2017-02-03 Martin Liska <mliska@suse.cz>
6085 * multiple_target.c (create_dispatcher_calls): Redirect edge
6086 from a caller of a dispatcher.
6087 (expand_target_clones): Make the clones local.
6088 (ipa_target_clone): Do both target clones and resolvers.
6089 (ipa_dispatcher_calls): Remove the pass.
6090 (pass_dispatcher_calls::gate): Likewise.
6091 (make_pass_dispatcher_calls): Likewise.
6092 * passes.def (pass_target_clone): Put as very first IPA early
6095 2017-02-03 Martin Liska <mliska@suse.cz>
6097 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
6098 in case of a function with ifunc attribute.
6100 2017-02-03 Martin Liska <mliska@suse.cz>
6102 * cgraph.c (cgraph_node::dump): Dump function version info.
6103 * symtab.c (symtab_node::dump_base): Add missing new line.
6105 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6107 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
6108 (ifcombine_ifandif): Use it.
6110 2017-02-03 Martin Liska <mliska@suse.cz>
6112 * doc/invoke.texi: Document default value for
6113 use-after-scope-direct-emission-threshold.
6115 2017-02-03 Martin Liska <mliska@suse.cz>
6117 PR tree-optimization/79339
6118 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
6119 (format_floating): Likewise.
6121 2017-02-03 Martin Liska <mliska@suse.cz>
6124 * ipa-prop.c (ipa_node_params_t::insert): Remove current
6126 (ipa_node_params_t::remove): Likewise.
6127 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
6128 initialization from removed ipa_node_params_t::insert.
6129 (ipa_node_params::~ipa_node_params): Move from removed
6130 ipa_node_params_t::release.
6131 * symbol-summary.h (symbol_summary::m_released): New member.
6132 Do not release a summary twice. Do not allow to call finalizer
6133 for types of a summary that live in GGC memory.
6135 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6137 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
6140 2017-02-02 Martin Sebor <msebor@redhat.com>
6143 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
6144 (format_string): Tighten up the range of output for non-constant
6145 strings and correct the expected range for wide non-constant strings.
6147 2017-02-02 Martin Sebor <msebor@redhat.com>
6149 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
6152 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
6154 (-fdump-tree-@var): Add to index and document how to come up
6155 with pass-specific option and dump file names.
6156 (-fdump-passes): Clarify where to look for output.
6158 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6161 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
6162 statistics of the analyzed path; allow threading for speed when
6163 any of BBs along the path are optimized for speed.
6165 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
6168 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
6169 settings of the virtual registers.
6172 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6174 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6175 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6178 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6180 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
6181 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
6183 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6185 * config/s390/s390.md: Add missing comments with the expanded
6187 * config/s390/vector.md: Likewise.
6188 * config/s390/vx-builtins.md: Likewise.
6190 2017-02-02 Jakub Jelinek <jakub@redhat.com>
6193 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
6194 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
6195 conditions on a single line.
6197 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6199 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6200 __S390_VX__ to __VX__.
6202 2017-02-01 Andrew Pinski <apinski@cavium.com>
6204 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
6205 stmt_info to record_stmt_cost.
6206 (vect_get_known_peeling_cost): Pass stmt_info if known to
6208 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
6209 cpu_vector_cost field into
6210 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
6211 field into vec_int_stmt_cost and vec_fp_stmt_cost.
6212 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
6213 splitting of scalar_stmt_cost and vec_stmt_cost.
6214 (thunderx_vector_cost): Likewise.
6215 (cortexa57_vector_cost): LIkewise.
6216 (exynosm1_vector_cost): Likewise.
6217 (xgene1_vector_cost): Likewise.
6218 (thunderx2t99_vector_cost): Improve after the splitting of the two
6220 (aarch64_builtin_vectorization_cost): Update for the splitting of
6221 scalar_stmt_cost and vec_stmt_cost.
6223 2017-02-01 Torvald Riegel <triegel@redhat.com>
6224 Richard Henderson <rth@redhat.com>
6226 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
6227 conditional on existance of a fast atomic load.
6228 * optabs-query.c (can_atomic_load_p): New function.
6229 * optabs-query.h (can_atomic_load_p): Declare it.
6230 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
6231 no fast atomic load is available for the particular size of access.
6232 (expand_atomic_compare_and_swap): Likewise.
6233 (expand_atomic_load): Likewise.
6234 (expand_atomic_store): Likewise.
6235 (expand_atomic_fetch_op): Likewise.
6236 * testsuite/lib/target-supports.exp
6237 (check_effective_target_sync_int_128): Remove x86 because it provides
6238 no fast atomic load.
6239 (check_effective_target_sync_int_128_runtime): Likewise.
6241 2017-02-01 Richard Biener <rguenther@suse.de>
6243 * graphite.c: Include tree-vectorizer.h for find_loop_location.
6244 (graphite_transform_loops): Provide opt-info for optimized nests.
6245 * tree-parloop.c (parallelize_loops): Provide opt-info for
6248 2017-02-01 Richard Biener <rguenther@suse.de>
6251 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
6254 2017-02-01 Richard Biener <rguenther@suse.de>
6256 PR tree-optimization/71824
6257 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6258 Verify the loops are valid in the merged SESE region.
6259 (scop_detection::can_represent_loop_1): Check analyzing the
6260 evolution of the number of iterations in the region succeeds.
6262 2017-01-31 Ian Lance Taylor <iant@golang.org>
6264 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
6265 REG_ARGS_SIZE note to 32-bit push insns and call insn.
6267 2017-01-31 David Malcolm <dmalcolm@redhat.com>
6269 PR preprocessor/79210
6270 * input.c (get_substring_ranges_for_loc): Replace line_width
6271 assertion with error-handling.
6273 2017-01-31 Richard Biener <rguenther@suse.de>
6275 PR tree-optimization/77318
6276 * graphite-sese-to-poly.c (extract_affine): Fix assert.
6277 (create_pw_aff_from_tree): Take loop parameter.
6278 (add_condition_to_pbb): Pass loop of the condition to
6279 create_pw_aff_from_tree.
6281 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6283 * config/s390/s390.c (s390_asan_shadow_offset): New function.
6284 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
6286 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6290 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
6292 (convert_int_to_float128): Likewise.
6293 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
6294 (convert_int_to_float128): Likewise.
6295 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
6296 (UNSPEC_IEEE128_CONVERT): Likewise.
6297 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
6298 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
6299 Use local variables for IBM extended format.
6300 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
6301 (fix_trunc<mode>si2_fprs): Likewise.
6302 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
6303 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
6304 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
6305 to know that we can now have integers of all sizes in vector
6307 (fix<uns>_<mode>di2_hw): Likewise.
6308 (float<uns>_<mode>si2_hw): Likewise.
6309 (fix_<mode>si2_hw): Likewise.
6310 (fixuns_<mode>si2_hw): Likewise.
6311 (float<uns>_<mode>di2_hw): Likewise.
6312 (float_<mode>di2_hw): Likewise.
6313 (float_<mode>si2_hw): Likewise.
6314 (floatuns_<mode>di2_hw): Likewise.
6315 (floatuns_<mode>si2_hw): Likewise.
6316 (xscvqp<su>wz_<mode>): Delete, no longer used.
6317 (xscvqp<su>dz_<mode>): Likewise.
6318 (xscv<su>dqp_<mode>): Likewise.
6319 (ieee128_mfvsrd_64bit): Likewise.
6320 (ieee128_mfvsrd_32bit): Likewise.
6321 (ieee128_mfvsrwz): Likewise.
6322 (ieee128_mtvsrw): Likewise.
6323 (ieee128_mtvsrd_64bit): Likewise.
6324 (ieee128_mtvsrd_32bit): Likewise.
6326 2017-01-31 Martin Liska <mliska@suse.cz>
6329 * ipa-prop.c (ipa_free_all_node_params): Call release method
6330 instead of ~sumbol_summary to not to trigger double times
6333 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
6335 PR tree-optimization/71691
6336 * bitmap.h (class auto_bitmap): New.
6337 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
6338 is_maybe_undefined instead of ssa_undefined_value_p.
6340 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6342 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6343 __S390_ARCH_LEVEL__ to __ARCH__.
6345 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6347 PR tree-optimization/79267
6348 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
6349 if should_remove_lhs_p is true.
6351 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
6354 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
6355 (add_alignment_attribute): New.
6356 (base_type_die): Add alignment attribute.
6357 (subrange_type_die): Likewise.
6358 (modified_type_die): Likewise.
6359 (gen_array_type_die): Likewise.
6360 (gen_descr_array_type_die: Likewise.
6361 (gen_enumeration_type_die): Likewise.
6362 (gen_subprogram_die): Likewise.
6363 (gen_variable_die): Likewise.
6364 (gen_field_die): Likewise.
6365 (gen_ptr_to_mbr_type_die): Likewise.
6366 (gen_struct_or_union_type_die): Likewise.
6367 (gen_subroutine_type_die): Likewise.
6368 (gen_typedef_die): Likewise.
6369 (base_type_cmp): Compare alignment attribute.
6371 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6374 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
6375 (setb_unsigned) New pattern for setb with CCUNS.
6376 * config/rs6000/rs6000.c (expand_block_compare): Use a different
6377 subfc./subfe sequence to avoid overflow problems. Generate a
6378 shorter sequence with cmpld/setb for power9.
6379 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
6380 for generating subfc. instruction.
6381 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
6382 now uses this instruction.
6384 2017-01-30 Ian Lance Taylor <iant@google.com>
6387 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
6388 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
6390 2017-01-30 Martin Sebor <msebor@redhat.com>
6392 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
6393 Move constant to the right of a relational operator.
6394 (get_mpfr_format_length, format_character, format_string): Ditto.
6395 (should_warn_p, maybe_warn): Same.
6397 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
6399 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
6402 * asan.c (get_translation_unit_decl): Remove function.
6403 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
6405 2017-01-30 Martin Liska <mliska@suse.cz>
6407 PR gcov-profile/79259
6408 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
6411 2017-01-30 Martin Liska <mliska@suse.cz>
6414 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
6415 Initialize variables with NULL value.
6417 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
6420 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
6422 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
6424 2017-01-30 Richard Biener <rguenther@suse.de>
6426 PR tree-optimization/79276
6427 * tree-vrp.c (process_assert_insertions): Properly adjust common
6428 when removing a duplicate.
6430 * gcc.dg/torture/pr79276.c: New testcase.
6432 2017-01-30 Richard Biener <rguenther@suse.de>
6434 PR tree-optimization/79256
6435 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6436 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6438 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
6440 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
6443 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
6444 ("*r<noxa>sbg_<mode>_sll_bitmask")
6445 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
6446 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
6447 Use contiguous_bitmask_nowrap_operand.
6449 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6452 * config/rs6000/altivec.h (vec_xl): Revise #define.
6453 (vec_xst): Likewise.
6455 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
6457 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
6459 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
6461 PR rtl-optimization/79194
6462 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
6463 traps before call to bypass_conditional_jumps.
6465 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6467 PR tree-optimization/71374
6468 * lra-constraints.c (check_conflict_input_operands): New.
6469 (match_reload): Use it.
6471 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6474 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
6475 account to calculate conflict_set.
6477 2017-01-27 Bin Cheng <bin.cheng@arm.com>
6479 PR rtl-optimization/78559
6480 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
6481 other_insn in combine.
6483 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
6485 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
6486 uint16_type_node for BT_UINT16.
6488 2017-01-27 David Malcolm <dmalcolm@redhat.com>
6490 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
6491 "RTL Tests" to menu.
6492 (GIMPLE Tests): New node.
6493 (RTL Tests): New node.
6495 2017-01-27 Richard Biener <rguenther@suse.de>
6497 PR tree-optimization/79245
6498 * tree-loop-distribution.c (distribute_loop): Apply cost
6499 modeling also to detected patterns.
6501 2017-01-27 Richard Biener <rguenther@suse.de>
6503 PR tree-optimization/71433
6504 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
6505 (compare_assert_loc): New function.
6506 (process_assert_insertions): Sort and optimize assert locations
6507 to remove duplicates and push down identical assertions on
6508 edges to their destination block.
6510 2017-01-27 Richard Biener <rguenther@suse.de>
6512 PR tree-optimization/79244
6513 * tree-vrp.c (remove_range_assertions): Forcefully propagate
6514 out SSA names even if abnormal.
6516 2017-01-27 Jakub Jelinek <jakub@redhat.com>
6518 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
6519 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
6520 instead of MPFR_RNDN.
6522 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
6525 * arm.c (arm_option_override): Don't call build_target_option_node
6526 until after doing all option overrides.
6527 (arm_valid_target_attribute_tree): Likewise.
6529 2017-01-27 Martin Liska <mliska@suse.cz>
6531 * doc/invoke.texi (-fprofile-arcs): Document profiling support
6532 for {cd}tors and C++ {cd}tors.
6534 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
6536 * config/s390/s390.md ("*setmem_long_and")
6537 ("*setmem_long_and_31z"): Use zero_extend instead of and.
6539 2017-01-26 Martin Sebor <msebor@redhat.com>
6541 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
6544 2017-01-26 Martin Sebor <msebor@redhat.com>
6546 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
6547 HAVE_DFmode before using XFmode or DFmode.
6548 (parse_directive): Avoid using the z length modifier to avoid
6549 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
6552 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
6553 to accept adjustment as an array.
6554 (get_int_range): New function.
6555 (struct directive): Make width and prec arrays.
6556 (directive::set_width, directive::set_precision): Call get_int_range.
6557 (format_integer, format_floating): Handle width and precision ranges.
6558 (format_string, parse_directive): Same.
6560 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6563 * dwarf2out.c (generate_skeleton_bottom_up): For children with
6564 comdat_type_p set, just clone them, but keep the children in the
6568 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
6569 which have direct callers with -fvar-tracking-assignments enabled
6571 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
6572 inside of type units.
6574 2017-01-26 Martin Sebor <msebor@redhat.com>
6577 * gimple-ssa-sprintf.c (struct result_range): Add likely and
6579 (struct format_result): Replace number_chars, number_chars_min,
6580 and number_chars_max with a single member of struct result_range.
6582 (format_result::operator+=): Adjust.
6583 (struct fmtresult): Remove bounded. Handle likely and unlikely
6585 (fmtresult::adjust_for_width_or_precision): New function.
6586 (fmtresult:type_max_digits): New function.
6587 (bytes_remaining): Handle likely and unlikely counters.
6588 (min_bytes_remaining): Remove.
6589 (format_percent): Simplify.
6590 (format_integer, format_floating): Set likely and unlikely counters.
6591 (get_string_length, format_character, format_string): Same.
6592 (format_plain, should_warn_p): New function.
6593 (maybe_warn): Call should_warn_p. Update diagnostic messages
6594 and handle those for all directives, including plain strings.
6595 (format_directive): Handle likely and unlikely counters.
6596 Remove unnecessary quoting from diagnostics. Add an informational
6598 (add_bytes): Remove.
6599 (pass_sprintf_length::compute_format_length): Simplify.
6600 (try_substitute_return_value): Handle likely and unlikely counters.
6602 2017-01-26 Carl Love <cel@us.ibm.com>
6604 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
6605 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
6607 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
6610 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
6611 endianess for subregs into account.
6612 * lra-constraints.c (lra_constraints): Do risky transformations
6613 always on the first iteration.
6614 * lra-lives.c (check_pseudos_live_through_calls): Add arg
6615 last_call_used_reg_set.
6616 (process_bb_lives): Define and use last_call_used_reg_set.
6617 * lra.c (lra): Always continue after lra_constraints on the first
6620 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
6622 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
6624 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
6626 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6628 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
6629 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
6630 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
6631 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
6632 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
6633 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
6634 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
6635 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
6636 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
6638 2017-01-26 Marek Polacek <polacek@redhat.com>
6641 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
6642 for the third operand.
6644 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6647 * omp-low.c (struct omp_context): Add simt_stmt field.
6648 (scan_omp_for): Return omp_context *.
6649 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
6650 context to the _simt_ SIMD stmt.
6651 (lower_omp_for): For combined SIMD with sibling _simt_
6652 SIMD, make sure to use the same decls in _looptemp_
6653 clauses as in the sibling.
6655 2017-01-26 David Sherwood <david.sherwood@arm.com>
6658 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
6661 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6664 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
6665 emit fld b; fld a; if possible.
6667 * brig-builtins.def: Update copyright years.
6668 * config/arm/arm_acle_builtins.def: Update copyright years.
6670 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6673 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
6674 constraint instead of o for the stxsd instruction.
6676 2017-01-25 Carl Love <cel@us.ibm.com>
6678 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
6679 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
6681 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
6683 * doc/invoke.texi (C++ Dialect Options): Fix typo.
6685 2017-01-25 Richard Biener <rguenther@suse.de>
6687 PR tree-optimization/69264
6688 * target.def (vector_alignment_reachable): Improve documentation.
6689 * doc/tm.texi: Regenerate.
6690 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
6692 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
6693 earlier changes with respect to TYPE_USER_ALIGN.
6694 (vector_alignment_reachable_p): Likewise. Improve dumping.
6696 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6699 * config/arm/arm.md (xordi3): Force constant operand into a register
6702 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6704 * doc/invoke.texi (-fstore-merging): Correct default optimization
6705 levels at which it is enabled.
6706 (-O): Move -fstore-merging from list to...
6709 2017-01-25 Richard Biener <rguenther@suse.de>
6712 * omp-expand.c: Include debug.h.
6713 (expand_omp_taskreg): Make sure to generate early debug before
6714 outlining anything from a function.
6715 (expand_omp_target): Likewise.
6716 (grid_expand_target_grid_body): Likewise.
6718 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
6721 * asan.c (get_translation_unit_decl): New function.
6722 (asan_add_global): Extract modules file name from globals
6723 TRANSLATION_UNIT_DECL name.
6725 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
6728 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
6729 for long calls with APCS frame and VFP.
6731 2017-01-24 David Malcolm <dmalcolm@redhat.com>
6733 * cfg.c (original_copy_tables_initialized_p): New function.
6734 * cfg.h (original_copy_tables_initialized_p): New decl.
6735 * cfgrtl.c (relink_block_chain): Guard the call to
6736 free_original_copy_tables with a call to
6737 original_copy_tables_initialized_p.
6738 * cgraph.h (symtab_node::native_rtl_p): New decl.
6739 * cgraphunit.c (symtab_node::native_rtl_p): New function.
6740 (symtab_node::needed_p): Don't assert for early assembly output
6741 for __RTL functions.
6742 (cgraph_node::finalize_function): Set "force_output" for __RTL
6744 (cgraph_node::analyze): Bail out early for __RTL functions.
6745 (analyze_functions): Update assertion to support __RTL functions.
6746 (cgraph_node::expand): Bail out early for __RTL functions.
6747 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
6749 * function.h (struct function): Update comment for field
6751 * gimple-expr.c: Include "tree-pass.h".
6752 (gimple_has_body_p): Return false for __RTL functions.
6753 * Makefile.in (OBJS): Add run-rtl-passes.o.
6754 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
6756 (gcc::pass_manager::get_clean_slate): New accessor.
6757 * passes.c: Include "insn-addr.h".
6758 (should_skip_pass_p): Add logging. Update logic for running
6759 "expand" to be compatible with both __GIMPLE and __RTL. Guard
6760 property-provider override so it is only done for gimple passes.
6762 (skip_pass): New function.
6763 (execute_one_pass): Call skip_pass when skipping passes.
6764 * read-md.c (md_reader::read_char): Support filtering
6765 the input to a subset of line numbers.
6766 (md_reader::md_reader): Initialize fields
6767 m_first_line and m_last_line.
6768 (md_reader::read_file_fragment): New function.
6769 * read-md.h (md_reader::read_file_fragment): New decl.
6770 (md_reader::m_first_line): New field.
6771 (md_reader::m_last_line): New field.
6772 * read-rtl-function.c (function_reader::create_function): Only
6773 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
6774 curr_properties. Set DECL_INITIAL to a dummy block.
6775 (read_rtl_function_body_from_file_range): New function.
6776 * read-rtl-function.h (read_rtl_function_body_from_file_range):
6778 * run-rtl-passes.c: New file.
6779 * run-rtl-passes.h: New file.
6781 2017-01-24 Jeff Law <law@redhat.com>
6783 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
6786 2017-01-24 Bin Cheng <bin.cheng@arm.com>
6788 PR tree-optimization/79159
6789 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
6790 (record_nonwrapping_iv): Improve boundary using above function if no
6791 value range information.
6793 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
6794 Martin Jambor <mjambor@suse.cz>
6796 * brig-builtins.def: New file.
6797 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
6798 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
6799 (DEF_HSAIL_SAT_BUILTIN): Likewise.
6800 (DEF_HSAIL_INTR_BUILTIN): Likewise.
6801 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
6802 * builtin-types.def (BT_INT8): New.
6803 (BT_INT16): Likewise.
6804 (BT_UINT8): Likewise.
6805 (BT_UINT16): Likewise.
6806 (BT_FN_ULONG): Likewise.
6807 (BT_FN_UINT_INT): Likewise.
6808 (BT_FN_UINT_ULONG): Likewise.
6809 (BT_FN_UINT_LONG): Likewise.
6810 (BT_FN_UINT_PTR): Likewise.
6811 (BT_FN_ULONG_PTR): Likewise.
6812 (BT_FN_INT8_FLOAT): Likewise.
6813 (BT_FN_INT16_FLOAT): Likewise.
6814 (BT_FN_UINT32_FLOAT): Likewise.
6815 (BT_FN_UINT16_FLOAT): Likewise.
6816 (BT_FN_UINT8_FLOAT): Likewise.
6817 (BT_FN_UINT64_FLOAT): Likewise.
6818 (BT_FN_UINT16_UINT32): Likewise.
6819 (BT_FN_UINT32_UINT16): Likewise.
6820 (BT_FN_UINT16_UINT16_UINT16): Likewise.
6821 (BT_FN_INT_PTR_INT): Likewise.
6822 (BT_FN_UINT_PTR_UINT): Likewise.
6823 (BT_FN_LONG_PTR_LONG): Likewise.
6824 (BT_FN_ULONG_PTR_ULONG): Likewise.
6825 (BT_FN_VOID_UINT64_UINT64): Likewise.
6826 (BT_FN_UINT8_UINT8_UINT8): Likewise.
6827 (BT_FN_INT8_INT8_INT8): Likewise.
6828 (BT_FN_INT16_INT16_INT16): Likewise.
6829 (BT_FN_INT_INT_INT): Likewise.
6830 (BT_FN_UINT_FLOAT_UINT): Likewise.
6831 (BT_FN_FLOAT_UINT_UINT): Likewise.
6832 (BT_FN_ULONG_UINT_UINT): Likewise.
6833 (BT_FN_ULONG_UINT_PTR): Likewise.
6834 (BT_FN_ULONG_ULONG_ULONG): Likewise.
6835 (BT_FN_UINT_UINT_UINT): Likewise.
6836 (BT_FN_VOID_UINT_PTR): Likewise.
6837 (BT_FN_UINT_UINT_PTR: Likewise.
6838 (BT_FN_UINT32_UINT64_PTR): Likewise.
6839 (BT_FN_INT_INT_UINT_UINT): Likewise.
6840 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
6841 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
6842 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
6843 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
6844 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
6845 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
6846 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
6847 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
6848 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
6849 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
6850 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
6851 * doc/frontends.texi: List BRIG FE.
6852 * doc/install.texi (Testing): Add BRIG tesring requirements.
6853 * doc/invoke.texi (Overall Options): Mention BRIG.
6854 * doc/standards.texi (Standards): Doucment BRIG HSA version.
6856 2017-01-24 Richard Biener <rguenther@suse.de>
6858 PR translation/79208
6859 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
6861 2017-01-24 Martin Jambor <mjambor@suse.cz>
6864 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
6865 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
6868 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
6871 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
6872 casts from signed to unsigned really don't have a range.
6874 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
6876 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
6877 GMP_RNDx for compatiblity.
6879 2017-01-24 Martin Liska <mliska@suse.cz>
6882 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
6883 that would prevent us to call alloca with -1 as argument.
6885 2017-01-24 Jakub Jelinek <jakub@redhat.com>
6887 * dwarf2out.c (output_compilation_unit_header, output_file_names):
6888 Avoid -Wformat-security warning.
6890 2017-01-23 Andrew Pinski <apinski@cavium.com>
6892 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
6895 2017-01-23 Martin Sebor <msebor@redhat.com>
6898 * gimple-ssa-sprintf.c (warn_level): New global.
6899 (format_integer): Use it here and throughout the rest of the file.
6900 Use the same switch to compute sign as base.
6901 (maybe_warn): New function.
6902 (format_directive): Factor out warnings into maybe_warn.
6903 Add debugging output. Use warn_level.
6904 (add_bytes): Use warn_level.
6905 (pass_sprintf_length::compute_format_length): Add debugging output.
6906 (try_substitute_return_value): Same.
6907 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
6910 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
6911 (struct fmtresult, format_integer, format_floating): Adjust.
6912 (fmtresult::fmtresult): Set max correctly in two argument ctor.
6913 (get_string_length, format_string,format_directive): Same.
6914 (pass_sprintf_length::compute_format_length): Same.
6915 (try_substitute_return_value): Simplify slightly.
6918 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
6919 (fmtresult::operator+=): Outlined.
6920 (struct fmtresult): Add ctors.
6921 (struct conversion_spec): Rename...
6922 (struct directive): ...to this. Add and remove data members.
6923 (directive::set_width, directive::set_precision): New functions.
6924 (format_percent): Use fmtresult ctor.
6925 (get_width_and_precision): Remove.
6926 (format_integer): Make naming changes. Avoid computing width and
6928 (format_floating): Same. Adjust indentation.
6929 (format_character, format_none): New functions.
6930 (format_string): Moved character handling to format_character.
6931 (format_directive): Remove arguments, change return type.
6932 (parse_directive): New function.
6933 (pass_sprintf_length::compute_format_length): Move directive
6934 parsing to parse_directive.
6936 2017-01-23 Jakub Jelinek <jakub@redhat.com>
6938 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
6939 (assign_assembler_name_if_needed): ... this.
6940 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
6941 (assign_assembler_name_if_needed): ... this.
6942 (free_lang_data_in_cgraph): Adjust callers.
6943 * cgraphunit.c (cgraph_node::analyze): Likewise.
6944 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
6947 2017-01-23 Richard Biener <rguenther@suse.de>
6949 PR tree-optimization/79088
6950 PR tree-optimization/79188
6951 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
6952 resetting loop bounds after last path deletion. Reset loop
6953 bounds of the target loop, make code match the comments.
6954 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
6955 Make sure loops need no fixups.
6957 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
6959 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
6960 exponent support with double type for first argument.
6961 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
6962 type returned by __builtin_vec_extract_sig,
6963 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
6964 functions from "vector int" to "vector unsigned int" or from
6965 "vector long long int" to "vector unsigned long long int".
6966 Changed type returned by __builtin_vec_extract_exp,
6967 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
6968 functions from "vector int" to "vector unsigned int" or from
6969 "vector long long int" to "vector unsigned long long int".
6970 Changed return type of __builtin_vec_test_data_class,
6971 __builtin_vec_test_data_class_sp, and
6972 __builtin_vec_test_data_class_dp from "vector int" to
6973 "vector bool int" or from "vector long long int" to "vector bool
6974 long long int" and changed second argument type from "unsigned
6975 int" to "int". Added new overloaded function forms "vector float
6976 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
6977 "vector float __builtin_vec_insert_exp_sp (vector float, vector
6978 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
6979 double, vector unsigned long long int)" and "vector double
6980 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
6981 long int)". Changed return type of
6982 __builtin_scalar_test_data_class and
6983 __builtin_scalar_test_data_class_sp and
6984 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
6985 int" and changed second argument from "unsigned int" to "int".
6986 Changed type returned by __builtin_scalar_test_neg,
6987 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
6988 from "int" to "bool int". Added new overloaded function form
6989 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
6990 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
6991 exponent double-precision with floating point first argument.
6992 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
6993 documentation of scalar_test_data_class, scalar_test_neg,
6994 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
6995 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
6996 vec_test_data_class built-in functions to reflect refinements in
6997 their type signatures.
6999 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
7001 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
7003 (aarch64_elf_asm_destructor): Likewise.
7005 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
7007 PR rtl-optimization/78634
7008 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
7009 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
7010 * ifcvt.c (noce_try_cmove): Add missing cost check.
7012 PR rtl-optimization/71724
7013 * combine.c (if_then_else_cond): Look for situations where it is
7014 beneficial to undo the work of one of the recursive calls.
7016 2017-01-23 Bin Cheng <bin.cheng@arm.com>
7018 PR tree-optimization/70754
7019 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
7020 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
7021 combined stmt before it if not NULL.
7022 (combine_chains): Process refs reversely and compute dominance point
7025 2017-01-23 Martin Liska <mliska@suse.cz>
7027 PR tree-optimization/79196
7028 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
7029 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
7031 (strlen_optimize_stmt): Call the renamed function.
7033 2017-01-23 Michael Matz <matz@suse.de>
7035 PR tree-optimization/78384
7036 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
7038 2017-01-23 Richard Biener <rguenther@suse.de>
7040 PR tree-optimization/79186
7041 * tree-vrp.c (register_new_assert_for): Make sure we've seen
7042 both incoming edges before moving an assert.
7044 2017-01-23 Martin Jambor <mjambor@suse.cz>
7046 * ipa-prop.c (load_from_param_1): Removed.
7047 (load_from_unmodified_param): Bits from load_from_param_1 put back
7049 (load_from_param): Removed.
7050 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
7051 with stmt. Reverted back to use of load_from_unmodified_param.
7053 2017-01-23 Martin Jambor <mjambor@suse.cz>
7056 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
7057 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
7058 field a pointer to garbage collected vector, mark lattices and
7059 ipcp_orig_node with GTY((skip)).
7060 (ipa_get_param_count): Adjust to descriptors being a pointer.
7061 (ipa_get_param): Likewise.
7062 (ipa_get_type): Likewise.
7063 (ipa_get_param_move_cost): Likewise.
7064 (ipa_set_param_used): Likewise.
7065 (ipa_get_controlled_uses): Likewise.
7066 (ipa_set_controlled_uses): Likewise.
7067 (ipa_is_param_used): Likewise.
7068 (ipa_node_params_t): Move into garbage collector. New methods insert
7070 (ipa_node_params_sum): Annotate wth GTY(()).
7071 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
7073 (ipa_load_from_parm_agg): Adjust declaration.
7074 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
7075 * ipa-profile.c (ipa_profile): Likewise.
7076 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
7077 (ipa_populate_param_decls): Make descriptors parameter garbage
7079 (ipa_dump_param): Adjust to descriptors being a pointer.
7080 (ipa_alloc_node_params): Likewise.
7081 (ipa_initialize_node_params): Likewise.
7082 (load_from_param_1): Make descriptors parameter garbage collected.
7083 (load_from_unmodified_param): Likewise.
7084 (load_from_param): Likewise.
7085 (ipa_load_from_parm_agg): Likewise.
7086 (ipa_node_params::~ipa_node_params): Removed.
7087 (ipa_free_all_node_params): Remove call to delete operator.
7088 (ipa_node_params_t::insert): New.
7089 (ipa_node_params_t::remove): Likewise.
7090 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
7091 copy known_csts and known_contexts vectors.
7092 (ipa_read_node_info): Adjust to descriptors being a pointer.
7093 (ipcp_modif_dom_walker): Make m_descriptors field garbage
7095 (ipcp_transform_function): Make descriptors variable garbage
7098 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
7100 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
7101 * config/i386/avx512dqintrin.h: Ditto.
7102 * config/i386/avx512fintrin.h: Ditto.
7103 * gcc/config/i386/i386.c: Handle new builtins.
7104 * config/i386/i386-builtin.def: Add new builtins.
7105 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
7106 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
7108 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7109 Martin Liska <mliska@suse.cz>
7111 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
7112 * asan.c (asan_expand_poison_ifn): Support stores and use
7113 appropriate ASAN report function.
7114 * internal-fn.c (expand_ASAN_POISON_USE): New function.
7115 * internal-fn.def (ASAN_POISON_USE): Declare.
7116 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
7117 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
7118 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
7119 ASAN_POISON calls w/o LHS.
7120 * tree-ssa.c (execute_update_addresses_taken): Create clobber
7121 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
7122 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
7123 * gimplify.c (asan_poison_variables): Add attribute
7124 use_after_scope_memory to variables that really needs to live
7126 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
7127 having the attribute.
7129 2017-01-23 Martin Liska <mliska@suse.cz>
7131 * asan.c (create_asan_shadow_var): New function.
7132 (asan_expand_poison_ifn): Likewise.
7133 * asan.h (asan_expand_poison_ifn): New declaration.
7134 * internal-fn.c (expand_ASAN_POISON): Likewise.
7135 * internal-fn.def (ASAN_POISON): New builtin.
7136 * sanopt.c (pass_sanopt::execute): Expand
7137 asan_expand_poison_ifn.
7138 * tree-inline.c (copy_decl_for_dup_finish): Make function
7140 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
7141 * tree-ssa.c (is_asan_mark_p): New function.
7142 (execute_update_addresses_taken): Rewrite local variables
7143 (identified just by use-after-scope as addressable) into SSA.
7145 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7147 * doc/install.texi (Specific): opensource.apple.com uses https
7148 now. Remove trailing slash.
7150 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7152 * README.Portability: Remove note on an Irix compatibility issue.
7154 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
7156 * gcov.c (INCLUDE_ALGORITHM): Define.
7157 (INCLUDE_VECTOR): Define.
7158 No longer include <vector> and <algorithm> directly.
7160 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
7162 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
7164 * doc/invoke.texi (Code Gen Options): Ditto.
7166 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
7169 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
7171 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
7173 rtl-optimization/79125
7174 * cprop.c (local_cprop_pass): Handle cases where we make an
7177 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
7181 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
7182 read from, for big endian.
7184 2017-01-20 Jiong Wang <jiong.wang@arm.com>
7186 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
7187 register pauth builtins for LP64 only.
7189 2017-01-20 Marek Polacek <polacek@redhat.com>
7192 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
7195 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7197 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
7199 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
7200 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
7201 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
7203 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7206 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
7207 in big-endian mode when they are not a single duplicated value.
7209 2017-01-20 Richard Biener <rguenther@suse.de>
7211 * BASE-VER: Bump to 7.0.1.
7213 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7215 * omp-low.c (omplow_simd_context): New struct. Use it...
7216 (lower_rec_simd_input_clauses): ...here and...
7217 (lower_rec_input_clauses): ...here to hold common data. Adjust all
7218 references to idx, lane, max_vf, is_simt.
7220 2017-01-20 Graham Markall <graham.markall@embecosm.com>
7222 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
7225 2017-01-20 Martin Jambor <mjambor@suse.cz>
7227 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
7228 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
7230 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
7231 (GTFILES): Rename hsa.c to hsa-common.c.
7232 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
7233 * hsa-dump.c: Likewise.
7234 * hsa-gen.c: Likewise.
7235 * hsa-regalloc.c: Likewise.
7236 * ipa-hsa.c: Likewise.
7237 * omp-expand.c: Likewise.
7238 * omp-low.c: Likewise.
7239 * toplev.c: Likewise.
7241 2017-01-20 Marek Polacek <polacek@redhat.com>
7244 * doc/invoke.texi: Document -Wduplicated-branches.
7245 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
7246 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
7247 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
7248 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
7249 return 0 only when not OEP_LEXICOGRAPHIC.
7250 (fold_build_cleanup_point_expr): Use the expression
7251 location when building CLEANUP_POINT_EXPR.
7252 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
7253 * tree.c (add_expr): Handle error_mark_node.
7255 2017-01-20 Martin Liska <mliska@suse.cz>
7258 * tree-profile.c (init_ic_make_global_vars): Do not call
7260 (gimple_init_gcov_profiler): Likewise.
7262 2017-01-20 Martin Liska <mliska@suse.cz>
7265 * cgraph.h (maybe_create_reference): Remove argument and
7267 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
7269 * ipa-cp.c (create_specialized_node): Likewise.
7270 * symtab.c (symtab_node::maybe_create_reference): Handle
7271 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
7273 2017-01-20 Martin Liska <mliska@suse.cz>
7275 * read-rtl-function.c (function_reader::create_function): Use
7276 build_decl instread of build_decl_stat.
7278 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
7280 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
7281 * config/i386/avx512dqintrin.h: Ditto.
7282 * config/i386/avx512fintrin.h: Ditto.
7283 * config/i386/i386-builtin-types.def: Add new types.
7284 * gcc/config/i386/i386.c: Handle new types.
7285 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
7286 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
7287 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
7288 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
7289 (__builtin_ia32_kshiftridi): New.
7290 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
7292 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
7296 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
7297 define to rs6000_init_stack_protect_guard.
7298 (rs6000_init_stack_protect_guard): New function.
7300 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7301 Yunqiang Su <yunqiang.su@imgtec.com>
7303 * config.gcc (supported_defaults): Add madd4.
7304 (with_madd4): Add validation.
7305 (all_defaults): Add madd4.
7306 * config/mips/mips.opt (mmadd4): New option.
7307 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7309 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7311 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
7312 (ISA_HAS_FUSED_MADD4): Likewise.
7313 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
7314 * gcc/doc/install.texi (--with-madd4): Document the new option.
7316 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7318 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
7319 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
7320 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
7321 (aarch64_init_pauth_hint_builtins): New.
7322 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
7323 (aarch64_expand_builtin): Expand new builtins.
7325 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7327 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
7328 * combine-stack-adj.c (no_unhandled_cfa): Handle
7329 REG_CFA_TOGGLE_RA_MANGLE.
7330 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
7331 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
7332 info for return address signing.
7333 (aarch64_expand_epilogue): Likewise.
7335 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7337 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
7338 * config/aarch64/aarch64-protos.h
7339 (aarch64_return_address_signing_enabled): New declaration.
7340 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
7342 (aarch64_expand_prologue): Sign return address before it's pushed onto
7344 (aarch64_expand_epilogue): Authenticate return address fetched from
7346 (aarch64_override_options): Sanity check for ILP32 and ISA level.
7347 (aarch64_attributes): New function attributes for "sign-return-address".
7348 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
7349 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
7350 ("*do_return"): Generate combined instructions according to key index.
7351 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
7352 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
7354 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
7355 * config/aarch64/aarch64.opt (msign-return-address=): New.
7356 * doc/extend.texi (AArch64 Function Attributes): Documents
7357 "sign-return-address=".
7358 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
7360 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7362 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
7363 overall option summary.
7365 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7367 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
7368 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
7369 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
7370 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
7372 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
7374 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
7375 -mpower9-minmax by default for -mcpu=power9.
7376 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
7377 128-bit floating point.
7379 2017-01-20 Alan Modra <amodra@gmail.com>
7381 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
7382 optimizing for size.
7384 2017-01-20 Alan Modra <amodra@gmail.com>
7387 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
7388 for strcmp and strncmp from corresponding builtin decl.
7390 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7392 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
7393 instead of i386/rtems-64.h.
7394 * config/i386/rtems-64.h: Remove.
7396 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7400 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
7402 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
7404 2017-01-19 Tamar Christina <tamar.christina@arm.com>
7406 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
7407 Change int to HOST_WIDE_INT.
7408 * config/aarch64/aarch64-protos.h
7409 (aarch64_simd_gen_const_vector_dup): Likewise.
7410 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
7412 2017-01-19 David Malcolm <dmalcolm@redhat.com>
7414 * langhooks-def.h (lhd_type_for_size): New decl.
7415 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
7416 * langhooks.c (lhd_type_for_size): New function, taken from
7419 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
7421 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
7422 define_bypass for CR latency.
7423 (power9-cracked-alu): Update bypass latency and remove power9-branch.
7424 (power9-alu2): Add define_bypass for CR latency.
7426 (power9-mul): Update insn latency.
7427 (power9-mul-compare): Update insn latency, bypass latency and remove
7430 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7432 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
7434 * config/aarch64/aarch64.md
7435 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
7436 aarch64_nopcrelative_literal_loads.
7437 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
7439 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
7441 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
7443 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
7445 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
7448 * config.gcc (supported_defaults): Add lxc1-sxc1.
7449 (with_lxc1_sxc1): Add validation.
7450 (all_defaults): Add lxc1-sxc1.
7451 * config/mips/mips.opt (mlxc1-sxc1): New option.
7452 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7454 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7455 __mips_no_lxc1_sxc1.
7456 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
7457 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
7458 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
7460 2017-01-19 Richard Biener <rguenther@suse.de>
7462 PR tree-optimization/72488
7463 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
7464 sure to restore SSA info.
7465 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
7467 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
7469 PR rtl-optimization/79121
7470 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
7471 of the inner type when shifting an extended value.
7473 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7476 * symtab.c (symtab_node::equal_address_to): Fix comparing of
7477 interposable aliases.
7479 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
7482 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
7483 Use the evmergelohi instruction.
7484 (mov_si<mode>_e500_subreg4_2_le): Likewise.
7485 (mov_sitf_e500_subreg8_2_be): Likewise.
7486 (mov_sitf_e500_subreg12_2_le): Likewise.
7487 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
7488 (mov_si<mode>_e500_subreg4_2_be): Likewise.
7489 (mov_sitf_e500_subreg8_2_le): Likewise.
7490 (mov_sitf_e500_subreg12_2_be): Likewise.
7492 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7494 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
7495 attribute from vecsimple to vecperm.
7496 (altivec_vbpermq2): Likewise.
7498 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7501 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
7503 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7504 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
7505 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
7506 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
7507 case where N arg is SIZE_MAX.
7508 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
7509 (cmpstrsi): Add pattern.
7511 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7513 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7514 __builtin_vec_revb builtins.
7515 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
7516 built-in functions to support generation of the ISA 3.0 XXBR<x>
7517 vector byte reverse instructions.
7518 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
7519 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
7520 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
7521 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
7522 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
7523 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
7524 (P9V_BUILTIN_VEC_REVB): Likewise.
7525 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
7526 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
7527 (p9_xxbrq_v16qi): Likewise.
7528 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
7529 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
7530 (p9_xxbrh_v8hi): Likewise.
7531 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
7532 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
7533 vec_revb built-in functions.
7535 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
7537 PR rtl-optimization/78952
7538 * config/i386/i386.md (any_extract): New code iterator.
7539 (*insvqi_2): Use any_extract for source operand.
7540 (*insvqi_3): Use any_shiftrt for source operand.
7542 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
7544 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
7546 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
7548 2017-01-18 Matthias Klose <doko@ubuntu.com>
7550 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
7552 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7554 * config/rs6000/altivec.h (vec_bperm): Change #define.
7555 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
7556 (altivec_vbpermq2): New define_insn.
7557 (altivec_vbpermd): Likewise.
7558 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
7560 (VBPERMD): Likewise.
7561 (VBPERM): New polymorphic function interface.
7562 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
7563 Add entries for P9V_BUILTIN_VEC_VBPERM.
7564 * doc/extend.texi: Add interfaces for vec_bperm.
7566 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7568 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
7569 first letter of error messages.
7570 (s390_resolve_overloaded_builtin): Likewise.
7571 * config/s390/s390.c (s390_expand_builtin): Likewise.
7572 (s390_invalid_arg_for_unprototyped_fn): Likewise.
7573 (s390_valid_target_attribute_inner_p): Likewise.
7574 * config/s390/s390.md ("tabort"): Likewise.
7576 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
7578 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
7579 (ISA_AVOID_DIV_HILO): New macro.
7580 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
7581 (ISA_HAS_DDIV): Likewise.
7583 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7585 * doc/invoke.texi (fabi-version): Correct number of occurrences.
7587 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7589 * doc/invoke.texi (fabi-version): Spelling fix.
7591 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7594 * doc/invoke.texi (fabi-version): Mention mangling fix for
7597 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7600 * doc/invoke.texi (fabi-version): Document discriminator mangling.
7602 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
7605 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
7606 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
7608 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
7610 (stack_protect_test): Ditto.
7611 * config/rs6000/rs6000.opt (mstack-protector-guard=,
7612 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
7614 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
7615 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
7616 -mstack-protector-guard-offset=.
7617 (RS/6000 and PowerPC Options): Ditto.
7619 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7621 * config/i386/i386.h (MASK_CLASS_P): New define.
7622 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
7623 there are no registers from different register sets also when
7624 mask registers are used. Update function comment.
7625 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
7626 to (*k/*r) and (*k/*km) alternatives.
7628 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
7630 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
7631 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
7632 (EH_RETURN_HANDLER_RTX): New define.
7633 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
7634 Force frame pointer in EH return functions.
7635 (aarch64_expand_epilogue): Add barrier for eh_return.
7636 (aarch64_final_eh_return_addr): Remove.
7637 (aarch64_eh_return_handler_rtx): New function.
7638 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
7640 (aarch64_eh_return_handler_rtx): New prototype.
7642 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7644 * config/rs6000/altivec.h (vec_rlmi): New #define.
7645 (vec_vrlnm): Likewise.
7646 (vec_rlnm): Likewise.
7647 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
7648 (UNSPEC_VRLNM): Likewise.
7649 (VIlong): New mode iterator.
7650 (altivec_vrl<VI_char>mi): New define_insn.
7651 (altivec_vrl<VI_char>nm): Likewise.
7652 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
7655 (RLNM): New polymorphic function entry.
7656 (VRLWMI): New monomorphic function entry.
7658 (RLMI): New polymorphic function entry.
7659 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
7660 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
7661 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
7664 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7667 * dwarf2out.c (field_byte_offset): Restore the
7668 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
7669 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
7670 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
7673 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7676 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
7678 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7681 * dwarf2out.c (add_data_member_location_attribute): For constant
7682 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
7683 instead of DW_AT_data_member_location, DW_AT_bit_offset and
7684 DW_AT_byte_size attributes.
7686 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7688 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
7689 after forcing to constant memory when the code model is medium.
7691 2017-01-17 Julia Koval <julia.koval@intel.com>
7694 * config/i386/avx512fintrin.h
7695 (_mm512_i32gather_ps): Change __addr type to void const*.
7696 (_mm512_mask_i32gather_ps): Ditto.
7697 (_mm512_i32gather_pd): Ditto.
7698 (_mm512_mask_i32gather_pd): Ditto.
7699 (_mm512_i64gather_ps): Ditto.
7700 (_mm512_mask_i64gather_ps): Ditto.
7701 (_mm512_i64gather_pd): Ditto.
7702 (_mm512_mask_i64gather_pd): Ditto.
7703 (_mm512_i32gather_epi32): Ditto.
7704 (_mm512_mask_i32gather_epi32): Ditto.
7705 (_mm512_i32gather_epi64): Ditto.
7706 (_mm512_mask_i32gather_epi64): Ditto.
7707 (_mm512_i64gather_epi32): Ditto.
7708 (_mm512_mask_i64gather_epi32): Ditto.
7709 (_mm512_i64gather_epi64): Ditto.
7710 (_mm512_mask_i64gather_epi64): Ditto.
7711 (_mm512_i32scatter_ps): Change __addr type to void*.
7712 (_mm512_mask_i32scatter_ps): Ditto.
7713 (_mm512_i32scatter_pd): Ditto.
7714 (_mm512_mask_i32scatter_pd): Ditto.
7715 (_mm512_i64scatter_ps): Ditto.
7716 (_mm512_mask_i64scatter_ps): Ditto.
7717 (_mm512_i64scatter_pd): Ditto.
7718 (_mm512_mask_i64scatter_pd): Ditto.
7719 (_mm512_i32scatter_epi32): Ditto.
7720 (_mm512_mask_i32scatter_epi32): Ditto.
7721 (_mm512_i32scatter_epi64): Ditto.
7722 (_mm512_mask_i32scatter_epi64): Ditto.
7723 (_mm512_i64scatter_epi32): Ditto.
7724 (_mm512_mask_i64scatter_epi32): Ditto.
7725 (_mm512_i64scatter_epi64): Ditto.
7726 (_mm512_mask_i64scatter_epi64): Ditto.
7727 * config/i386/avx512pfintrin.h
7728 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
7729 (_mm512_mask_prefetch_i32gather_ps): Ditto.
7730 (_mm512_mask_prefetch_i64gather_pd): Ditto.
7731 (_mm512_mask_prefetch_i64gather_ps): Ditto.
7732 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
7733 (_mm512_prefetch_i32scatter_ps): Ditto.
7734 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
7735 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
7736 (_mm512_prefetch_i64scatter_pd): Ditto.
7737 (_mm512_prefetch_i64scatter_ps): Ditto.
7738 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
7739 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
7740 * config/i386/avx512vlintrin.h
7741 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
7742 (_mm_mmask_i32gather_ps): Ditto.
7743 (_mm256_mmask_i32gather_pd): Ditto.
7744 (_mm_mmask_i32gather_pd): Ditto.
7745 (_mm256_mmask_i64gather_ps): Ditto.
7746 (_mm_mmask_i64gather_ps): Ditto.
7747 (_mm256_mmask_i64gather_pd): Ditto.
7748 (_mm_mmask_i64gather_pd): Ditto.
7749 (_mm256_mmask_i32gather_epi32): Ditto.
7750 (_mm_mmask_i32gather_epi32): Ditto.
7751 (_mm256_mmask_i32gather_epi64): Ditto.
7752 (_mm_mmask_i32gather_epi64): Ditto.
7753 (_mm256_mmask_i64gather_epi32): Ditto.
7754 (_mm_mmask_i64gather_epi32): Ditto.
7755 (_mm256_mmask_i64gather_epi64): Ditto.
7756 (_mm_mmask_i64gather_epi64): Ditto.
7757 (_mm256_i32scatter_ps): Change __addr type to void*.
7758 (_mm256_mask_i32scatter_ps): Ditto.
7759 (_mm_i32scatter_ps): Ditto.
7760 (_mm_mask_i32scatter_ps): Ditto.
7761 (_mm256_i32scatter_pd): Ditto.
7762 (_mm256_mask_i32scatter_pd): Ditto.
7763 (_mm_i32scatter_pd): Ditto.
7764 (_mm_mask_i32scatter_pd): Ditto.
7765 (_mm256_i64scatter_ps): Ditto.
7766 (_mm256_mask_i64scatter_ps): Ditto.
7767 (_mm_i64scatter_ps): Ditto.
7768 (_mm_mask_i64scatter_ps): Ditto.
7769 (_mm256_i64scatter_pd): Ditto.
7770 (_mm256_mask_i64scatter_pd): Ditto.
7771 (_mm_i64scatter_pd): Ditto.
7772 (_mm_mask_i64scatter_pd): Ditto.
7773 (_mm256_i32scatter_epi32): Ditto.
7774 (_mm256_mask_i32scatter_epi32): Ditto.
7775 (_mm_i32scatter_epi32): Ditto.
7776 (_mm_mask_i32scatter_epi32): Ditto.
7777 (_mm256_i32scatter_epi64): Ditto.
7778 (_mm256_mask_i32scatter_epi64): Ditto.
7779 (_mm_i32scatter_epi64): Ditto.
7780 (_mm_mask_i32scatter_epi64): Ditto.
7781 (_mm256_i64scatter_epi32): Ditto.
7782 (_mm256_mask_i64scatter_epi32): Ditto.
7783 (_mm_i64scatter_epi32): Ditto.
7784 (_mm_mask_i64scatter_epi32): Ditto.
7785 (_mm256_i64scatter_epi64): Ditto.
7786 (_mm256_mask_i64scatter_epi64): Ditto.
7787 (_mm_i64scatter_epi64): Ditto.
7788 (_mm_mask_i64scatter_epi64): Ditto.
7789 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
7790 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
7791 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
7792 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
7793 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
7794 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
7795 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
7796 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
7797 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
7798 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
7799 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
7800 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
7801 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
7802 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
7803 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
7804 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
7805 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
7806 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
7807 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
7808 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
7809 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
7810 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
7811 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
7812 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
7813 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
7814 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
7815 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
7816 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
7817 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
7818 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
7819 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
7820 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
7821 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
7822 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
7823 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
7824 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
7825 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
7826 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
7827 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
7828 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
7829 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
7830 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
7831 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
7832 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
7833 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
7834 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
7835 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
7836 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
7837 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
7838 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
7839 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
7840 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
7841 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
7842 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
7843 definitions accordingly.
7845 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
7846 Kuan-Lin Chen <kuanlinchentw@gmail.com>
7849 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
7852 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
7855 * ira-conflicts.c (ira_build_conflicts): Update total conflict
7856 hard regs for inner regno.
7858 2017-01-17 Martin Liska <mliska@suse.cz>
7861 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
7862 assumption and add comment.
7864 2017-01-17 Nathan Sidwell <nathan@acm.org>
7866 * ipa-visibility.c (localize_node): New function, broken out of ...
7867 (function_and_variable_visibility): ... here. Call it.
7869 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7872 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
7873 correctly set frequency of oudgoing edge.
7874 (duplicate_thread_path): Fix profile updating.
7876 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7879 * configure.ac: Add GCC_BASE_VER.
7880 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
7881 version from BASE-VER file.
7882 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
7883 (gcc.o): Depend on $(BASEVER).
7884 * common.opt (dumpfullversion): New option.
7885 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
7886 * doc/invoke.texi: Document -dumpfullversion.
7887 * doc/install.texi: Document --with-gcc-major-version-only.
7888 * configure: Regenerated.
7890 2017-01-17 Richard Biener <rguenther@suse.de>
7892 PR tree-optimization/71433
7893 * tree-vrp.c (register_new_assert_for): Merge same asserts
7894 on all incoming edges.
7895 (process_assert_insertions_for): Handle insertions at the
7898 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
7900 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
7901 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
7903 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
7906 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
7909 2017-01-17 Alan Modra <amodra@gmail.com>
7912 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
7913 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
7914 symbolic stack limit when pic.
7916 2017-01-16 Martin Sebor <msebor@redhat.com>
7918 PR tree-optimization/78608
7919 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
7921 2017-01-16 Jeff Law <law@redhat.com>
7924 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
7925 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
7926 for several include directories that may be relative to sysroot.
7927 * config/i386/x-mingw32 (gplus_includedir): Define.
7928 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
7929 (native_system_includedir): Likewise.
7930 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
7931 override if TARGET_SYSTEM_ROOT is defined.
7932 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
7934 PR tree-optimization/79090
7935 PR tree-optimization/33562
7936 PR tree-optimization/61912
7937 PR tree-optimization/77485
7938 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
7939 and computed trims into the dump file.
7941 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7943 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
7945 2017-01-16 Jakub Jelinek <jakub@redhat.com>
7948 * gimplify.c (gimplify_init_constructor): If want_value and
7949 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
7953 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
7954 sequence. Formatting fixes.
7955 (doloop_optimize): Formatting fixes.
7958 * gcc.c (debug_level_greater_than_spec_func): New function.
7959 (static_spec_functions): Add debug-level-gt spec function.
7960 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
7962 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
7963 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
7964 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
7965 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
7966 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
7967 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
7969 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
7971 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
7972 QImode fixups to general and mask registers only.
7974 2017-01-16 Carl Love <cel@us.ibm.com>
7976 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
7977 for built-in functions
7978 vector signed char vec_nabs (vector signed char)
7979 vector signed short vec_nabs (vector signed short)
7980 vector signed int vec_nabs (vector signed int)
7981 vector signed long long vec_nabs (vector signed long long)
7982 vector float vec_nabs (vector float)
7983 vector double vec_nabs (vector double)
7984 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
7986 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
7987 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
7988 * doc/extend.texi: Update the documentation file for the new built-in
7991 2017-01-16 Martin Sebor <msebor@redhat.com>
7993 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
7996 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7998 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
7999 UNSPEC_VSX__XXSPLTD to require special splat handling.
8001 2017-01-16 David Malcolm <dmalcolm@redhat.com>
8004 * system.h: Poison strndup.
8006 2017-01-16 Alan Modra <amodra@gmail.com>
8009 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
8012 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
8014 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
8016 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
8018 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
8019 call recog here. Assert that INSN_CODE (insn) is non-negative.
8021 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8024 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
8026 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
8027 in the currently scheduled RTL fragment.
8029 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
8031 PR rtl-optimization/78751
8032 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
8035 2017-01-14 Jeff Law <law@redhat.com>
8037 PR tree-optimization/79090
8038 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
8039 variable length stores.
8040 (compute_trims): Delete dead assignment to *trim_tail.
8041 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
8044 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
8046 PR rtl-optimization/78626
8047 PR rtl-optimization/78727
8048 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
8049 of a block, and split such blocks after everything else is finished.
8051 2017-01-14 Alan Modra <amodra@gmail.com>
8054 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
8055 target legitimate_combined_insn.
8056 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
8057 (rs6000_legitimate_combined_insn): New function.
8058 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
8060 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
8061 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
8062 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
8064 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
8066 * doc/frontends.texi (G++ and GCC): Remove references to Java.
8068 2017-01-13 Jeff Law <law@redhat.com>
8070 PR tree-optimization/33562
8071 PR tree-optimization/61912
8072 PR tree-optimization/77485
8073 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
8075 (delete_dead_assignment): Likewise.
8076 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
8077 statement to delete_dead_call and delete_dead_assignment.
8079 2017-01-13 David Malcolm <dmalcolm@redhat.com>
8082 * substring-locations.c (format_warning_va): Strengthen case 1 so
8083 that both endpoints of the substring must be within the format
8084 range for just the substring to be printed.
8086 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
8088 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
8089 * config/i386/i386.c (ix86_target_string): Add missing options
8090 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
8091 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
8092 flags_other and ix86_target_other to flags2_other. Display unknown
8094 (ix86_valid_target_attribute_inner_p): Add missing options and
8095 reorder options by implied ISAs, as in ix86_target_string.
8097 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8099 * hash-table.h (hash_table::too_empty_p): New function.
8100 (hash_table::expand): Use it.
8101 (hash_table::traverse): Likewise.
8102 (hash_table::empty_slot): Use sizeof (value_type) instead of
8103 sizeof (PTR) to convert bytes to elements. Shrink the table
8104 if the current size is excessive for the current number of
8107 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8109 * ira-costs.c (record_reg_classes): Break from the inner loop
8110 early once alt_fail is known to be true. Update outer loop
8111 handling accordingly.
8113 2017-01-13 Jeff Law <law@redhat.com>
8115 * tree-ssa-dse.c (decrement_count): New function.
8116 (increment_start_addr, maybe_trim_memstar_call): Likewise.
8117 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
8118 when we know the partially dead statement is a mem* function.
8120 PR tree-optimization/61912
8121 PR tree-optimization/77485
8122 * tree-ssa-dse.c: Include expr.h.
8123 (maybe_trim_constructor_store): New function.
8124 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
8126 PR tree-optimization/33562
8127 PR tree-optimization/61912
8128 PR tree-optimization/77485
8129 * doc/invoke.texi: Document new dse-max-object-size param.
8130 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
8131 * tree-ssa-dse.c: Include params.h.
8132 (dse_store_status): New enum.
8133 (initialize_ao_ref_for_dse): New, partially extracted from
8135 (valid_ao_ref_for_dse, normalize_ref): New.
8136 (setup_live_bytes_from_ref, compute_trims): Likewise.
8137 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
8138 (maybe_trim_partially_dead_store): Likewise.
8139 (maybe_trim_complex_store): Likewise.
8140 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
8141 Track what bytes live from the original store. Return tri-state
8142 for dead, partially dead or live.
8143 (dse_dom_walker): Add constructor, destructor and new private members.
8144 (delete_dead_call, delete_dead_assignment): New extracted from
8146 (dse_optimize_stmt): Make a member of dse_dom_walker.
8147 Use initialize_ao_ref_for_dse.
8149 PR tree-optimization/33562
8150 PR tree-optimization/61912
8151 PR tree-optimization/77485
8152 * sbitmap.h (bitmap_count_bits): Prototype.
8153 (bitmap_clear_range, bitmap_set_range): Likewise.
8154 * sbitmap.c (bitmap_clear_range): New function.
8155 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
8157 2017-01-13 Martin Liska <mliska@suse.cz>
8160 * function.c (set_cfun): Add new argument force.
8161 * function.h (set_cfun): Likewise.
8162 * ipa-inline-transform.c (inline_call): Use the function when
8163 strict alising from is dropped for function we inline to.
8165 2017-01-13 Richard Biener <rguenther@suse.de>
8167 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
8168 for dumping GIMPLE INTEGER_CSTs.
8170 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8172 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
8173 to 201112L since C++17.
8175 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
8178 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
8179 if -fsanitize=kernel-address is present.
8181 2017-01-13 Richard Biener <rguenther@suse.de>
8183 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
8184 as _Literal ( type ) number in case usual suffixes do not
8185 preserve all information.
8187 2017-01-13 Richard Biener <rguenther@suse.de>
8189 PR tree-optimization/77283
8190 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
8191 and ssa-iterators.h.
8192 (is_feasible_trace): Implement a cost model based on joiner
8195 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8198 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
8199 char or short to __float128/_Float128 directly.
8201 2017-01-12 Martin Sebor <msebor@redhat.com>
8203 to -Wformat-overflow.
8204 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
8205 (min_bytes_remaining): Same.
8206 (get_string_length): Same.
8207 (format_string): Same.
8208 (format_directive): Same.
8210 (pass_sprintf_length::handle_gimple_call): Same.
8212 2017-01-12 Jakub Jelinek <jakub@redhat.com>
8214 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
8215 info.nowrite calls with no lhs that can't throw. Return bool
8216 whether gsi_remove has been called or not.
8217 (pass_sprintf_length::handle_gimple_call): Return bool whether
8218 try_substitute_return_value called gsi_remove. Formatting fix.
8219 (pass_sprintf_length::execute): Don't use gsi_remove if
8220 handle_gimple_call returned true.
8223 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
8224 be removed due to side-effects, don't remove following barrier nor
8225 turn the successor edge into fallthru edge.
8227 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8230 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
8231 element-reversing loads and stores as not swappable.
8233 2017-01-12 Nathan Sidwell <nathan@acm.org>
8234 Nicolai Stange <nicstange@gmail.com>
8236 * combine.c (try_combine): Don't ignore result of overlap checking
8237 loop. Combine overlap & asm check into single loop.
8239 2017-01-12 Richard Biener <rguenther@suse.de>
8241 * tree-pretty-print.c (dump_generic_node): Provide -gimple
8242 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
8244 2017-01-12 Richard Biener <rguenther@suse.de>
8246 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
8247 and TS_TARGET_OPTION directly derive from TS_BASE.
8248 * tree-core.h (tree_optimization_option): Derive from tree_base.
8249 (tree_target_option): Likewise.
8251 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
8253 * config/i386/i386.c (memory_address_length): Increase len
8254 only when rip_relative_addr_p returns false.
8256 2017-01-11 Julia Koval <julia.koval@intel.com>
8258 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
8259 (OPTION_MASK_ISA_SGX_SET): New.
8260 (ix86_handle_option): Handle OPT_msgx.
8261 * config.gcc: Added sgxintrin.h.
8262 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
8263 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
8264 * config/i386/i386.c (ix86_target_string): Add -msgx.
8266 (ix86_option_override_internal): Handle new options.
8267 (ix86_valid_target_attribute_inner_p): Add sgx.
8268 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
8269 * config/i386/i386.opt: Add msgx.
8270 * config/i386/sgxintrin.h: New file.
8271 * config/i386/x86intrin.h: Add sgxintrin.h.
8273 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8276 * fold-const.c (maybe_nonzero_address): Return 1 for function
8278 (tree_single_nonzero_warnv_p): Don't handle function local objects
8282 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
8285 2017-01-11 David Malcolm <dmalcolm@redhat.com>
8288 * opts.c: Include "spellcheck.h"
8289 (struct string_fragment): New struct.
8290 (struct edit_distance_traits<const string_fragment &>): New
8292 (get_closest_sanitizer_option): New function.
8293 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
8295 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8297 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
8299 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
8300 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
8301 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
8302 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
8303 for initial die_offset if dwarf_split_debug_info.
8304 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
8305 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
8307 (output_skeleton_debug_sections): Formatting fix. Use
8308 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
8309 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
8311 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
8313 * config/arm/cortex-a53.md: Add bypasses for
8315 (cortex_a53_r2f): Only use for transfers.
8316 (cortex_a53_f2r): Likewise.
8317 (cortex_a53_r2f_cvt): Add reservation for conversions.
8318 (cortex_a53_f2r_cvt): Likewise.
8320 2017-01-11 Tamar Christina <tamar.christina@arm.com>
8322 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
8323 to all inlined functions, change static to extern.
8325 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
8328 * config/arm/arm.c (legitimize_pic_address): Handle reference to
8330 (arm_assemble_integer): Likewise.
8332 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
8334 * config.gcc: Use new awk script to check CPU, FPU and architecture
8335 parameters for --with-... options.
8336 * config/arm/parsecpu.awk: New file
8337 * config/arm/arm-cpus.in: New file.
8338 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
8340 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
8342 * config/arm/t-arm: Update dependency rules.
8343 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
8344 of processing .def files.
8345 * config/arm/genopt.sh: Deleted.
8346 * config/arm/gentune.sh: Deleted.
8347 * config/arm/arm-cores.def: Deleted.
8348 * config/arm/arm-arches.def: Deleted.
8349 * config/arm/arm-fpus.def: Deleted.
8350 * config/arm/arm-tune.md: Regenerated.
8351 * config/arm/arm-tables.opt: Regenerated.
8352 * config/arm/arm-cpu.h: New generated file.
8353 * config/arm/arm-cpu-data.h: New generated file.
8354 * config/arm/arm-cpu-cdata.h: New generated file.
8356 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
8359 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
8361 (input_varpool_node): Unpack dynamically_initialized bit.
8363 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
8365 PR rtl-optimization/79032
8366 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
8367 the alignment of the adjusted memory reference against that of MODE,
8368 instead of the alignment of the original memory reference.
8370 2017-01-11 Martin Jambor <mjambor@suse.cz>
8372 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
8374 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
8375 decorated functions.
8377 2017-01-11 Richard Biener <rguenther@suse.de>
8379 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
8380 set range/nonnull info for PHI results. Do not set it on
8381 stmts marked for removal.
8383 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
8385 * expr.c (store_field): In the bitfield case, fetch the return value
8386 from the registers before applying a single big-endian adjustment.
8387 Always do a final load for a BLKmode value not larger than a word.
8389 2017-01-10 David Malcolm <dmalcolm@redhat.com>
8392 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8393 that we correctly handle column numbers greater than
8394 LINE_MAP_MAX_COLUMN_NUMBER.
8396 2017-01-10 Martin Sebor <msebor@redhat.com>
8399 * gimple-ssa-sprintf.c (get_destination_size): Call
8400 {init,fini}object_sizes.
8401 * tree-object-size.c (addr_object_size): Adjust.
8402 (pass_through_call): Adjust.
8403 (pass_object_sizes::execute): Adjust.
8404 * tree-object-size.h (fini_object_sizes): Declare.
8406 2017-01-10 Martin Sebor <msebor@redhat.com>
8408 PR tree-optimization/78775
8409 * builtins.c (get_size_range): Move...
8410 * calls.c: ...to here.
8411 (alloc_max_size): Accept zero argument.
8412 (operand_signed_p): Remove.
8413 (maybe_warn_alloc_args_overflow): Call get_size_range.
8414 * calls.h (get_size_range): Declare.
8416 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
8418 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
8419 from TI's devices.csv file as of September 2016.
8420 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
8422 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
8424 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
8425 * doc/invoke.texi: Likewise.
8426 * doc/md.texi: Likewise.
8427 * doc/objc.texi: Likewise.
8429 2017-01-10 Joshua Conner <joshconner@google.com>
8431 * config/arm/fuchsia-elf.h: New file.
8432 * config/fuchsia.h: New file.
8433 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
8434 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
8436 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
8438 2016-01-10 Richard Biener <rguenther@suse.de>
8440 PR tree-optimization/79034
8441 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
8442 Propagate out degenerate PHIs in the joiner.
8444 2017-01-10 Martin Liska <mliska@suse.cz>
8446 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
8447 (sort_congruence_classes_by_decl_uid): Likewise.
8448 (sort_congruence_class_groups_by_decl_uid): Likewise.
8449 (sem_item_optimizer::merge_classes): Sort class, groups in these
8450 classes and members in the groups by DECL_UID of declarations.
8451 This would make merge operations stable.
8453 2017-01-10 Martin Liska <mliska@suse.cz>
8455 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
8456 usage of m_classes_vec.
8457 (sem_item_optimizer::~sem_item_optimizer): Likewise.
8458 (sem_item_optimizer::get_group_by_hash): Likewise.
8459 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
8460 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
8461 (sem_item_optimizer::verify_classes): Likewise.
8462 (sem_item_optimizer::process_cong_reduction): Likewise.
8463 (sem_item_optimizer::dump_cong_classes): Likewise.
8464 (sem_item_optimizer::merge_classes): Likewise.
8465 * ipa-icf.h (congruence_class_hash): Rename from
8466 congruence_class_group_hash. Remove declaration of m_classes_vec.
8468 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
8470 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
8471 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
8472 * config.gcc: Add avx512vpopcntdqintrin.h.
8473 * config/i386/avx512vpopcntdqintrin.h: New.
8474 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
8475 * config/i386/i386-builtin-types.def: Add new types.
8476 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
8477 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
8478 __builtin_ia32_vpopcountq_v8di_mask): New.
8479 * config/i386/i386-c.c (ix86_target_macros_internal): Define
8480 __AVX512VPOPCNTDQ__.
8481 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
8482 (PTA_AVX512VPOPCNTDQ): Define.
8483 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
8484 TARGET_AVX512VPOPCNTDQ_P): Define.
8485 * config/i386/i386.opt: Add mavx512vpopcntdq.
8486 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
8487 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
8489 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8492 * predict.def (PRED_CALL): Set to 67.
8494 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
8496 * expr.c (store_field): In the bitfield case, if the value comes from
8497 a function call and is of an aggregate type returned in registers, do
8498 not modify the field mode; extract the value in all cases if the mode
8499 is BLKmode and the size is not larger than a word.
8501 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
8504 * config/i386/cpuid.h: Fix undefined behavior.
8506 2017-01-04 Jeff Law <law@redhat.com>
8508 PR tree-optimization/79007
8509 PR tree-optimization/67955
8510 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
8511 conservative for pt.null when flag_non_call_exceptions is on.
8513 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8515 PR translation/79019
8516 PR translation/79020
8517 * params.def (PARAM_INLINE_MIN_SPEEDUP,
8518 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
8519 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
8521 * config/avr/avr.opt (maccumulate-args): Likewise.
8522 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
8523 * common.opt (freport-bug): Likewise.
8524 * cif-code.def (CIF_FINAL_ERROR): Likewise.
8525 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
8526 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
8527 translatable string.
8528 * config/i386/i386.c (function_value_32): Likewise.
8529 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
8530 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
8532 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
8533 * common/config/msp430/msp430-common.c (msp430_handle_option):
8535 * symtab.c (symtab_node::verify_base): Likewise.
8536 * opts.c (set_debug_level): Likewise.
8537 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
8538 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8539 missing whitespace to translatable strings.
8540 * config/avr/avr.md (bswapsi2): Fix typo in comment.
8541 * config/sh/superh.h: Likewise.
8542 * config/i386/xopintrin.h: Likewise.
8543 * config/i386/znver1.md: Likewise.
8544 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
8545 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
8546 * double-int.h (struct double_int): Likewise.
8547 * double-int.c (div_and_round_double): Likewise.
8548 * wide-int.cc: Likewise.
8549 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
8550 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
8551 * cfgcleanup.c (crossjumps_occured): Renamed to ...
8552 (crossjumps_occurred): ... this.
8553 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
8556 PR tree-optimization/78899
8557 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
8558 returning bool return struct loop *, NULL for failure and the new
8560 (versionable_outer_loop_p): Don't version outer loop if it has
8561 dont_vectorized bit set.
8562 (tree_if_conversion): When versioning outer loop, ensure
8563 tree_if_conversion is performed also on the inner loop of the
8564 non-vectorizable outer loop copy.
8565 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
8566 LOOP_VECTORIZED in inner loop of the scalar outer loop and
8567 prevent vectorization of it.
8568 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
8569 the outer loop vectorization of the non-scalar version is attempted
8570 before vectorization of the inner loop in scalar version. If
8571 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
8572 vectorization of its inner loop.
8573 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
8574 has 2 inner loops, rename also on edges from bb whose single pred
8575 is outer_loop->header. Fix typo in function comment.
8577 2017-01-09 Martin Sebor <msebor@redhat.com>
8580 * asan.c (asan_emit_stack_protection): Increase local buffer size
8581 to avoid snprintf truncation warning.
8583 2017-01-09 Andrew Pinski <apinski@cavium.com>
8585 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
8586 to reference thunderx2t99 for the tuning structure
8587 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
8589 (thunderx2t99_extra_costs): This.
8590 * config/aarch64/aarch64-tune.md: Regenerate.
8591 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
8592 (vulcan_addrcost_table): This.
8593 (vulcan_regmove_cost): Rename to ...
8594 (thunderx2t99_regmove_cost): This.
8595 (vulcan_vector_cost): Rename to ...
8596 (thunderx2t99_vector_cost): this.
8597 (vulcan_branch_cost): Rename to ...
8598 (thunderx2t99_branch_cost): This.
8599 (vulcan_tunings): Rename to ...
8600 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
8601 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
8603 2017-01-09 Martin Jambor <mjambor@suse.cz>
8607 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
8608 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
8609 (propagate_vr_accross_jump_function): Use the above function for all
8610 value range computations for pass-through jump functions and type
8611 converasion from explicit value range values.
8612 (ipcp_propagate_stage): Do not attempt to deduce types of formal
8613 parameters from TYPE_ARG_TYPES.
8614 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
8615 (ipa_write_node_info): Stream type of the actual argument.
8616 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
8618 2017-01-09 Martin Liska <mliska@suse.cz>
8621 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
8622 (lookup_compiler): Do not show error message with have_E.
8624 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8626 PR tree-optimization/78938
8627 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
8628 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
8629 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
8630 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
8633 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8635 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
8638 2017-01-09 Richard Biener <rguenther@suse.de>
8640 PR tree-optimization/78997
8641 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
8642 name condition properly.
8644 2017-01-09 Richard Biener <rguenther@suse.de>
8647 * dwarf2out.c (is_cxx): New overload with context.
8648 (is_naming_typedef_decl): Use it.
8650 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8652 * invoke.texi (Option Summary): Correct spacing in option lists
8653 and add line breaks to fix over-long lines.
8655 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8659 * extend.texi (Common Variable Attributes): Add xref to GCC
8660 Internals manual to explain mode attribute keywords.
8662 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8665 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
8666 and Preprocessor Options.
8667 (Options for Linking): Document -pthread here....
8668 (RS/6000 and PowerPC Options): ...not here.
8669 (Solaris 2 Options): ...or here.
8670 * doc/cppopts.texi: Document -pthread.
8672 2017-01-08 Martin Sebor <msebor@redhat.com>
8675 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
8676 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
8677 New member functions.
8678 (format_directive): Used them.
8680 (pass_sprintf_length::handle_gimple_call): Same.
8681 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
8682 to avoid truncation for any argument.
8683 (extract_affine_mul): Same.
8684 * tree.c (get_file_function_name): Same.
8686 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8689 * predict.def (PRED_INDIR_CALL): Set to 86.
8691 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8693 PR preprocessor/54124
8694 * doc/cppopts.texi: Reformat -d subtable to list the full name
8695 of the options. Add cross-reference to the docs for the general
8696 compiler -d options.
8697 * doc/invoke.texi (Developer Options): Add cross-reference to the
8698 preprocessor-specific -d option documentation.
8700 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8702 PR preprocessor/13498
8703 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
8704 redudant material, and reflect new command-line options.
8705 (System Headers): Likewise.
8707 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8709 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
8710 -isystem, and -idirafter. Copy-edit.
8711 * doc/cppopts.texi: Copy-edit. Remove contradiction about
8712 default for -ftrack-macro-expansion. Delete obsolete and
8713 badly-formatted implementation details about -fdebug-cpp output.
8714 * doc/cppwarnopts.texi: Copy-edit.
8716 2017-01-07 David Malcolm <dmalcolm@redhat.com>
8719 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8720 that the transition from a max line width >= 1<<10 to narrower
8721 lines works correctly.
8723 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
8725 * doc/options.texi (PerFunction): New.
8726 * opt-functions.awk (switch_flags): Map both Optimization and
8727 PerFunction to CL_OPTIMIZATION.
8728 * opth-gen.awk: Test for PerFunction flag along with
8730 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
8731 it only when the latter is present. Skip those that don't in
8732 the hash function generator.
8733 * common.opt (fvar-tracking): Mark as PerFunction instead of
8735 (fvar-tracking-assignments): Likewise.
8736 (fvar-tracking-assignments-toggle): Likewise.
8737 (fvar-tracking-uninit): Likewise.
8739 2017-01-07 Jakub Jelinek <jakub@redhat.com>
8741 PR translation/79018
8742 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
8745 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
8748 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
8749 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
8750 TARGET_LONG_JUMP_TABLE_OFFSETS.
8751 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
8752 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
8753 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
8754 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
8755 * config/m68k/m68k.md (tablejump expander): Likewise.
8756 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
8757 TARGET_LONG_JUMP_TABLE_OFFSETS.
8758 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
8759 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
8761 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
8762 David Holsgrove <david.holsgrove@xilinx.com>
8764 * common/config/microblaze/microblaze-common.c
8765 (TARGET_EXCEPT_UNWIND_INFO): Remove.
8766 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
8768 * config/microblaze/microblaze.c (microblaze_must_save_register)
8769 (microblaze_expand_epilogue, microblaze_return_addr): Handle
8771 (microblaze_eh_return): New function.
8772 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
8773 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
8774 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
8775 * config/microblaze/microblaze.md (eh_return): New pattern.
8777 2017-01-06 Jakub Jelinek <jakub@redhat.com>
8779 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
8780 GCC_DIAGNOSTIC_STRINGIFY): Define.
8782 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
8784 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8786 * config/arm/arm.md (<mcrr>): New.
8788 * config/arm/arm.c (arm_arch5te): New.
8789 (arm_option_override): Set arm_arch5te.
8790 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
8792 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
8793 (arm_mcrr_qualifiers): ... this. New.
8794 (MRRC_QUALIFIERS): Define to...
8795 (arm_mrrc_qualifiers): ... this. New.
8796 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
8798 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
8799 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
8800 (MRRCI, mrrc, MRRC): New.
8801 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
8802 VUNSPEC_MRRC2): New.
8804 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8806 * config/arm/arm.md (<mcr>): New.
8808 * config/arm/arm.c (arm_coproc_builtin_available): Add
8809 support for mcr, mrc, mcr2 and mrc2.
8810 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
8811 (arm_mcr_qualifiers): ... this. New.
8812 (MRC_QUALIFIERS): Define to ...
8813 (arm_mrc_qualifiers): ... this. New.
8814 (MCR_QUALIFIERS): Define to ...
8815 (arm_mcr_qualifiers): ... this. New.
8816 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
8818 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
8819 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
8820 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
8823 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8825 * config/arm/arm.md (*ldc): New.
8829 * config/arm/arm.c (arm_coproc_builtin_available): Add
8830 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
8831 (arm_coproc_ldc_stc_legitimate_address): New.
8832 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
8833 'qualifier_const_pointer'.
8834 (LDC_QUALIFIERS): Define to...
8835 (arm_ldc_qualifiers): ... this. New.
8836 (STC_QUALIFIERS): Define to...
8837 (arm_stc_qualifiers): ... this. New.
8838 * config/arm/arm-protos.h
8839 (arm_coproc_ldc_stc_legitimate_address): New.
8840 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
8841 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
8842 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
8843 stc2, stcl, stc2l): New.
8844 * config/arm/constraints.md (Uz): New.
8845 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
8846 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
8847 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
8848 VUNSPEC_STC2L): New.
8850 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8852 * config/arm/arm.md (<cdp>): New.
8853 * config/arm/arm.c (neon_const_bounds): Rename this ...
8854 (arm_const_bounds): ... this.
8855 (arm_coproc_builtin_available): New.
8856 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
8857 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
8858 (CDP_QUALIFIERS): Define to...
8859 (arm_cdp_qualifiers): ... this. New.
8861 (arm_expand_builtin_args): Add case for 6 arguments.
8862 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
8863 (arm_const_bounds): ... this.
8864 (arm_coproc_builtin_available): New.
8865 * config/arm/arm_acle.h (__arm_cdp): New.
8867 * config/arm/arm_acle_builtins.def (cdp): New.
8869 * config/arm/iterators.md (CDPI,CDP,cdp): New.
8870 * config/arm/neon.md: Rename all 'neon_const_bounds' to
8872 * config/arm/types.md (coproc): New.
8873 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
8874 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
8875 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
8876 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
8878 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8880 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
8881 (UBINOP_QUALIFIERS): New.
8883 (acle_builtin_data): New. Change comment.
8884 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
8885 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
8886 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
8887 arm_acle_builtins.def.
8888 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
8889 (arm_init_acle_builtins): New.
8890 (CRC32_BUILTIN): Remove.
8891 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
8892 crc32cb, crc32ch and crc32cw.
8893 (arm_init_crc32_builtins): Remove.
8894 (arm_init_builtins): Use arm_init_acle_builtins rather
8895 than arm_init_crc32_builtins.
8896 (arm_expand_acle_builtin): New.
8897 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
8898 * config/arm/arm_acle_builtins.def: New.
8900 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8902 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
8903 (arm_builtin_datum): ... this.
8904 (arm_init_neon_builtin): Rename to ...
8905 (arm_init_builtin): ... this. Add a new parameters PREFIX
8906 and USE_SIG_IN_NAME.
8907 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
8908 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
8909 'arm_builtin_datum'.
8910 (arm_init_vfp_builtins): Likewise.
8911 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
8912 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
8913 (arm_expand_neon_args): Rename to ...
8914 (arm_expand_builtin_args): ... this. Rename builtin_arg
8915 enum values and differentiate between ARG_BUILTIN_MEMORY
8916 and ARG_BUILTIN_NEON_MEMORY.
8917 (arm_expand_neon_builtin_1): Rename to ...
8918 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
8919 values, arm_expand_builtin_args and add bool parameter NEON.
8920 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
8921 (arm_expand_vfp_builtin): Likewise.
8922 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
8924 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8927 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
8928 * predict.c (tree_estimate_probability_bb): Reverse direction of
8929 polymorphic call predictor.
8931 2017-01-06 David Malcolm <dmalcolm@redhat.com>
8933 * passes.c (execute_one_pass): Split out pass-skipping logic into...
8934 (determine_pass_name_match): ...this new function and...
8935 (should_skip_pass_p): ...this new function.
8937 2017-01-06 Nathan Sidwell <nathan@acm.org>
8939 * ipa-visibility.c (function_and_variable_visibility): Reformat
8940 comments and long lines. Remove extrneous if.
8941 * symtab.c (symtab_node::make_decl_local): Fix code format.
8942 (symtab_node::set_section_for_node): Fix comment typo.
8944 2017-01-06 Martin Liska <mliska@suse.cz>
8947 * lra-constraints.c: Rename invariant to lra_invariant.
8948 * predict.c (set_even_probabilities): Initialize e to NULL.
8950 2017-01-05 Martin Sebor <msebor@redhat.com>
8952 PR tree-optimization/78910
8953 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
8954 (format_integer): Correct off-by-one error in the handling
8955 of precision with negative numbers in signed conversions..
8957 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
8959 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
8961 2017-01-05 Jakub Jelinek <jakub@redhat.com>
8963 PR tree-optimization/71016
8964 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
8965 factor_out_conditional_conversion. Formatting fix.
8966 (factor_out_conditional_conversion): Add cond_stmt argument.
8967 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
8968 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
8971 2017-01-05 David Malcolm <dmalcolm@redhat.com>
8973 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
8974 read-rtl-function.o, and selftest-rtl.o.
8975 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
8976 (selftest::aarch64_test_loading_full_dump): New function.
8977 (selftest::aarch64_run_selftests): New function.
8978 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
8979 selftest::aarch64_run_selftests.
8980 * config/i386/i386.c
8981 (selftest::ix86_test_loading_dump_fragment_1): New function.
8982 (selftest::ix86_test_loading_call_insn): New function.
8983 (selftest::ix86_test_loading_full_dump): New function.
8984 (selftest::ix86_test_loading_unspec): New function.
8985 (selftest::ix86_run_selftests): Call the new functions.
8986 * emit-rtl.c (maybe_set_max_label_num): New function.
8987 * emit-rtl.h (maybe_set_max_label_num): New decl.
8988 * function.c (instantiate_decls): Guard call to
8989 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
8990 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
8992 * gensupport.c (gen_reader::gen_reader): Pass "false"
8993 for new "compact" param of rtx_reader.
8994 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
8995 rather than an empty string for NULL strings.
8996 * read-md.c: Potentially include config.h rather than bconfig.h.
8997 Wrap include of errors.h with #ifdef GENERATOR_FILE.
8998 (have_error): New global, copied from errors.c.
8999 (md_reader::read_name): Rename to...
9000 (md_reader::read_name_1): ...this, adding "out_loc" param,
9001 and converting "missing name or number" to returning false, rather
9003 (md_reader::read_name): Reimplement in terms of read_name_1.
9004 (md_reader::read_name_or_nil): New function.
9005 (md_reader::read_string): Handle "(nil)" by returning NULL.
9006 (md_reader::md_reader): Add new param "compact".
9007 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
9008 (md_reader::read_file): New method.
9009 * read-md.h (md_reader::md_reader): Add new param "compact".
9010 (md_reader::read_file): New method.
9011 (md_reader::is_compact): New accessor.
9012 (md_reader::read_name): Convert return type from void to file_location.
9013 (md_reader::read_name_or_nil): New decl.
9014 (md_reader::read_name_1): New decl.
9015 (md_reader::m_compact): New field.
9016 (noop_reader::noop_reader): Pass "false" for new "compact" param
9018 (rtx_reader::rtx_reader): Add new "compact" param.
9019 (rtx_reader::read_rtx_operand): Make virtual and convert return
9020 type from void to rtx.
9021 (rtx_reader::read_until): New decl.
9022 (rtx_reader::handle_any_trailing_information): New virtual function.
9023 (rtx_reader::postprocess): New virtual function.
9024 (rtx_reader::finalize_string): New virtual function.
9025 (rtx_reader::m_in_call_function_usage): New field.
9026 (rtx_reader::m_reuse_rtx_by_id): New field.
9027 * read-rtl-function.c: New file.
9028 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
9029 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
9030 (selftest::verify_three_block_rtl_cfg): New decl.
9031 * read-rtl-function.h: New file.
9032 * read-rtl.c: Potentially include config.h rather than bconfig.h.
9033 For host, include function.h, memmodel.h, and emit-rtl.h.
9034 (one_time_initialization): New function.
9035 (struct compact_insn_name): New struct.
9036 (compact_insn_names): New array.
9037 (find_code): Handle insn codes in compact dumps.
9038 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
9039 (bind_subst_iter_and_attr): Likewise.
9040 (add_condition_to_string): Likewise.
9041 (add_condition_to_rtx): Likewise.
9042 (apply_attribute_uses): Likewise.
9043 (add_current_iterators): Likewise.
9044 (apply_iterators): Likewise.
9045 (initialize_iterators): Guard usage of apply_subst_iterator with
9046 #ifdef GENERATOR_FILE.
9047 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
9048 (md_reader::read_mapping): Likewise.
9049 (add_define_attr_for_define_subst): Likewise.
9050 (add_define_subst_attr): Likewise.
9051 (read_subst_mapping): Likewise.
9052 (check_code_iterator): Likewise.
9053 (rtx_reader::read_rtx): Likewise. Move one-time initialization
9055 (one_time_initialization): New function.
9056 (rtx_reader::read_until): New method.
9057 (read_flags): New function.
9058 (parse_reg_note_name): New function.
9059 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
9060 Handle reuse_rtx ids.
9061 Wrap iterator lookup within #ifdef GENERATOR_FILE.
9062 Add parsing support for RTL dumps, mirroring the special-cases in
9063 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
9064 values, and calling handle_any_trailing_information.
9065 (rtx_reader::read_rtx_operand): Convert return type from void
9066 to rtx, returning return_rtx. Handle case 'e'. Call
9067 finalize_string on XSTR and XTMPL fields.
9068 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
9069 "(nil)" values were omitted. Call the postprocess vfunc on the
9071 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
9072 class ctor. Initialize m_in_call_function_usage. Call
9073 one_time_initialization.
9074 * rtl-tests.c (selftest::test_uncond_jump): Call
9075 set_new_first_and_last_insn.
9076 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
9077 * selftest-rtl.c: New file.
9078 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
9079 (selftest::get_insn_by_uid): New decl.
9080 * selftest-run-tests.c (selftest::run_tests): Call
9081 read_rtl_function_c_tests.
9082 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
9083 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
9086 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
9088 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
9089 operands in a special way. Assert that pos+len <= mode precision.
9091 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9093 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
9094 3 argument Alias with unlimited for the negative form.
9095 (fno-vect-cost-model): Removed.
9097 2017-01-05 Martin Liska <mliska@suse.cz>
9099 * hsa-gen.c (gen_hsa_divmod): New function.
9100 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
9102 2017-01-05 Martin Liska <mliska@suse.cz>
9105 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
9108 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9110 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
9111 small constant length operands.
9113 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9115 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
9116 between loop iterations.
9118 2017-01-05 Martin Liska <mliska@suse.cz>
9121 * gimplify.c (gimplify_decl_expr): Compare to
9122 asan_poisoned_variables instread of checking flags.
9123 (gimplify_target_expr): Likewise.
9124 (gimplify_expr): Likewise.
9125 (gimplify_function_tree): Conditionally initialize
9126 asan_poisoned_variables.
9128 2017-01-04 Jeff Law <law@redhat.com>
9130 PR tree-optimizatin/78812
9131 * rtl.h (contains_mem_rtx_p): Prototype.
9132 * ifcvt.c (containts_mem_rtx_p): Move from here to...
9133 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
9134 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
9135 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
9136 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
9138 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9140 * input.c (assert_char_at_range): Default-initialize actual_range.
9142 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9144 * df-scan.c (df_ref_create_structure): Make regno unsigned,
9145 to match the caller.
9147 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9149 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
9150 insns after final jump in test to emit dummy move.
9152 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9154 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
9155 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
9157 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9159 * multiple_target.c (create_dispatcher_calls): Init e_next.
9160 * tree-ssa-loop-split.c (split_loop): Init border.
9161 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
9164 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9169 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
9170 (altivec_register_operand): Do not return true if the operand
9171 contains a SUBREG mixing SImode and SFmode.
9172 (vsx_register_operand): Likewise.
9173 (vsx_reg_sfsubreg_ok): New predicate.
9174 (vfloat_operand): Do not return true if the operand contains a
9175 SUBREG mixing SImode and SFmode.
9176 (vint_operand): Likewise.
9177 (vlogical_operand): Likewise.
9178 (gpc_reg_operand): Likewise.
9179 (int_reg_operand): Likewise.
9180 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
9181 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
9182 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
9184 (rs6000_emit_move_si_sf_subreg): New helper function.
9185 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
9186 fixup SUBREGs involving SImode and SFmode.
9187 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
9188 numbers for the new peephole2 optimization.
9189 (peephole2 for SFmode unions): New peephole2 to optimize cases in
9190 the GLIBC math library that do AND/IOR/XOR operations on single
9191 precision floating point.
9192 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
9193 target macros to say whether we need to avoid SUBREGs mixing
9195 (TARGET_ALLOW_SF_SUBREG): Likewise.
9196 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
9197 (UNSPEC_SI_FROM_SF): Likewise.
9198 (iorxor): Change spacing.
9199 (and_ior_xor): New iterator for AND, IOR, and XOR.
9200 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
9201 (movdi_from_sf_zero_ext): Likewise.
9202 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
9203 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
9204 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
9205 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
9206 (fms<mode>4): Likewise.
9207 (fnma<mode>4): Likewise.
9208 (fnms<mode>4): Likewise.
9209 (nfma<mode>4): Likewise.
9210 (nfms<mode>4): Likewise.
9212 2017-01-04 Marek Polacek <polacek@redhat.com>
9215 * doc/invoke.texi: Document -Wpointer-compare.
9217 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9219 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
9222 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
9223 descriptions for -gdwarf-5 and emit them as uleb128 instead of
9226 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
9229 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
9230 documentation of the powerpc_popcntb_ok attribute.
9231 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9232 code to issue warning messages if a requested CPU configuration is
9233 not supported by the binary (assembler and loader) toolchain.
9234 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
9235 made to define a built-in function that has been disabled.
9236 (paired_init_builtins): Add assertion to prevent ICE if attempt is
9237 made to define a built-in function that has been disabled.
9238 (altivec_init_builtins): Add comment explaining why definition
9239 of the DST built-in functions is not preceded by an assertion
9240 check. Add assertions to prevent ICE if attempts are made to
9241 define an altivec predicate or an abs* built-in function that has
9243 (htm_init_builtins): Add comment explaining why definition of the
9244 htm built-in functions is not preceded by an assertion check.
9246 2017-01-04 Jeff Law <law@redhat.com>
9248 PR tree-optimizatin/67955
9249 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
9250 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
9251 the points-to solution does not include pt_null. Use DECL_PT_UID
9254 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
9256 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
9257 Use gen_int_mode instead of gen_lopwart for const_int operands.
9259 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9261 PR tree-optimization/71563
9262 * match.pd: Simplify X << Y into X if Y is known to be 0 or
9263 out of range value - has low bits known to be zero.
9265 2017-01-04 Alan Modra <amodra@gmail.com>
9267 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
9268 * configure: Regenerate.
9269 * config.in: Regenerate.
9271 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9274 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
9275 a substring of the message, but strcmp with the whole message. Ifdef
9276 ENABLE_NLS, translate the message first using dgettext.
9278 2017-01-03 Jeff Law <law@redhat.com>
9280 PR tree-optimizatin/78856
9281 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
9282 (mark_threaded_blocks): Remove code to truncate thread paths that
9283 cross multiple loop headers. Instead invalidate the cached loop
9284 iteration information and handle case of a thread path walking
9285 into an irreducible region.
9287 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9290 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
9291 assertions. Add support for doing the signbit if the IEEE 128-bit
9292 floating point value is in a GPR.
9293 * config/rs6000/rs6000.md (Fsignbit): Delete.
9294 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
9295 Update the length attribute if the value is in a GPR.
9296 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
9297 the sign or zero extension instruction, since the value is always 0/1.
9298 (signbit<mode>2_dm2): Delete using <Fsignbit>.
9301 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
9302 extracting SImode to a GPR register so that we can generate a
9303 store, limit the vector to be in a traditional Altivec register
9304 for the vextuwrx instruction.
9306 2017-01-03 Ian Lance Taylor <iant@google.com>
9308 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
9310 2017-01-03 Martin Sebor <msebor@redhat.com>
9312 PR tree-optimization/78696
9313 * gimple-ssa-sprintf.c (format_floating): Correct handling of
9314 precision. Use MPFR for %f for greater fidelity. Correct handling
9316 (pass_sprintf_length::compute_format_length): Set width and precision
9317 specified by asrerisk to void_node for vararg functions.
9318 (try_substitute_return_value): Adjust dump output.
9320 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
9322 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
9324 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
9326 * doc/invoke.texi (SPARC options): Document -mlra as the default.
9327 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
9328 -mlra/-mno-lra was passed to the compiler.
9330 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
9332 PR rtl-optimization/65618
9333 * emit-rtl.c (try_split): Move initialization of "before" and
9334 "after" to just before the call to emit_insn_after_setloc.
9336 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9338 * doc/md.texi (Standard Names): Remove reference to Java frontend.
9340 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
9342 * dwarf2out.c (gen_enumeration_type_die): When
9343 -gno-strict-dwarf, add a DW_AT_encoding attribute.
9345 2017-01-03 Jakub Jelinek <jakub@redhat.com>
9347 PR tree-optimization/78965
9348 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9349 Change first argument from const call_info & to call_info &. For %n
9350 set info.nowrite to false.
9353 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
9354 possibly throwing calls.
9356 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
9357 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
9358 and fns handling, rather than in a separate case SSA_NAME.
9360 2017-01-02 Jeff Law <law@redhat.com>
9362 * config/darwin-driver.c (darwin_driver_init): Const-correctness
9363 fixes for first_period and second_period variables.
9365 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
9368 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
9369 (*insvqi_1): New insn pattern.
9370 (*insvqi_1_mem_rex64): Ditto.
9372 (*insvqi_3): Rename from *insvqi.
9374 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
9376 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9378 * doc/cfg.texi (Edges): Remove reference to Java.
9379 (Maintaining the CFG): Ditto.
9381 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9384 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
9385 transparent aliases.
9387 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9390 * predict.def (PRED_CALL): Update hitrate.
9391 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
9392 * predict.c (tree_estimate_probability_bb): Split CALL predictor
9393 into direct/indirect/polymorphic variants.
9395 2017-01-01 Jakub Jelinek <jakub@redhat.com>
9397 Update copyright years.
9399 * gcc.c (process_command): Update copyright notice dates.
9400 * gcov-dump.c (print_version): Ditto.
9401 * gcov.c (print_version): Ditto.
9402 * gcov-tool.c (print_version): Ditto.
9403 * gengtype.c (create_file): Ditto.
9404 * doc/cpp.texi: Bump @copying's copyright year.
9405 * doc/cppinternals.texi: Ditto.
9406 * doc/gcc.texi: Ditto.
9407 * doc/gccint.texi: Ditto.
9408 * doc/gcov.texi: Ditto.
9409 * doc/install.texi: Ditto.
9410 * doc/invoke.texi: Ditto.
9412 Copyright (C) 2017 Free Software Foundation, Inc.
9414 Copying and distribution of this file, with or without modification,
9415 are permitted in any medium without royalty provided the copyright
9416 notice and this notice are preserved.