1 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
3 * config/arm/iterators.md (CCSI): New mode iterator.
4 (arch): New mode attribute.
5 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
6 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
7 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
8 code iterator for success result mode.
9 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
10 the corresponding new insn generators.
12 2017-05-03 Bin Cheng <bin.cheng@arm.com>
15 2017-05-02 Bin Cheng <bin.cheng@arm.com>
16 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
18 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
20 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
21 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
22 (DDR_A): Wrap DDR argument in brackets.
23 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
24 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
25 (DDR_REVERSED_P): Likewise.
27 2017-05-03 Jakub Jelinek <jakub@redhat.com>
29 PR tree-optimization/79472
30 * tree-switch-conversion.c (struct switch_conv_info): Add
31 contiguous_range and default_case_nonstandard fields.
32 (collect_switch_conv_info): Compute contiguous_range and
33 default_case_nonstandard fields, don't clear final_bb if
34 contiguous_range and only the default case doesn't have the required
36 (check_all_empty_except_final): Set default_case_nonstandard instead
37 of failing if contiguous_range and the default case doesn't have empty
39 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
40 and only the default case doesn't have the required constants. Skip
42 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
43 if default_case_nonstandard.
44 (build_constructors): Build constant 1 just once. Assert that default
45 values aren't inserted in between cases if contiguous_range. Skip
47 (build_arrays): Skip virtual phis.
48 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
49 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
51 (gen_inbound_check): Handle default_case_nonstandard case.
52 (process_switch): Adjust check_final_bb caller. Call
53 gather_default_values with the first non-default case instead of
54 default case if default_case_nonstandard.
56 2017-05-02 Nathan Sidwell <nathan@acm.org>
58 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
59 check. Fix formatting.
61 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
63 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
64 errors when comparing specialized and unspecialized times.
66 2017-05-02 David Malcolm <dmalcolm@redhat.com>
68 * diagnostic-show-locus.c
69 (layout::should_print_annotation_line_p): Make private.
70 (layout::print_annotation_line): Make private.
71 (layout::annotation_line_showed_range_p): Make private.
72 (layout::show_ruler): Make private.
73 (layout::print_source_line): Make private. Pass in line and
74 line_width, rather than calling location_get_source_line. Drop
76 (layout::print_leading_fixits): New method.
77 (layout::print_any_fixits): Rename to...
78 (layout::print_trailing_fixits): ...this, and make private.
79 Don't print newline fixits.
80 (diagnostic_show_locus): Move logic for printing one row into...
81 (layout::print_line): ...this new function. Move the
82 location_get_source_line call and error-handling from
83 print_source_line to here. Call print_leading_fixits, and rename
84 print_any_fixits to print_trailing_fixits.
85 (selftest::test_fixit_insert_containing_newline): Update now that
86 newlines are partially supported.
87 (selftest::test_fixit_insert_containing_newline_2): New test.
88 (selftest::test_fixit_replace_containing_newline): Update comments.
89 (selftest::diagnostic_show_locus_c_tests): Call the new test.
90 * edit-context.c (class added_line): New class.
91 (class edited_line): Describe newline handling in comment.
92 (edited_line::actually_edited_p): New method.
93 (edited_line::print_content): Delete redundant decl.
94 (edited_line::m_predecessors): New field.
95 (edited_file::print_content): Call edited_line::print_content.
96 (edited_file::print_diff): Update to support newlines.
97 (edited_file::print_diff_hunk): Likewise.
98 (edited_file::print_run_of_changed_lines): New function.
99 (edited_file::print_diff_line): Convert to...
100 (print_diff_line): ...this.
101 (edited_file::get_effective_line_count): New function.
102 (edited_line::edited_line): Initialize new field m_predecessors.
103 (edited_line::~edited_line): Clean up m_predecessors.
104 (edited_line::apply_fixit): Handle newlines.
105 (edited_line::get_effective_line_count): New function.
106 (edited_line::print_content): New function.
107 (edited_line::print_diff_lines): New function.
108 (selftest::test_applying_fixits_insert_containing_newline): New
110 (selftest::test_applying_fixits_replace_containing_newline): New
112 (selftest::insert_line): New function.
113 (selftest::test_applying_fixits_multiple_lines): Add example of
115 (selftest::edit_context_c_tests): Call the new tests.
117 2017-05-02 Bin Cheng <bin.cheng@arm.com>
119 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
120 parameter cand. Update dump information.
121 (get_computation_cost): Update uses.
123 2017-05-02 Bin Cheng <bin.cheng@arm.com>
125 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
126 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
127 (get_computation_at, rewrite_use_address): Update use of
130 2017-05-02 Bin Cheng <bin.cheng@arm.com>
132 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
133 (get_computation): Delete.
134 (get_computation_cost): Implement like get_computation_cost_at.
135 Use get_computation_at.
136 (get_computation_cost_at): Delete.
137 (rewrite_use_nonlinear_expr): Use get_computation_at.
138 (rewrite_use_compare, remove_unused_ivs): Ditto.
140 2017-05-02 Bin Cheng <bin.cheng@arm.com>
142 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
144 2017-05-02 Bin Cheng <bin.cheng@arm.com>
146 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
147 (ivopts_global_cost_for_size): Rename parameter and update uses.
148 (iv_ca_recount_cost): Update uses.
149 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
150 candidates seperately in n_invs and n_cands.
151 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
153 2017-05-02 Bin Cheng <bin.cheng@arm.com>
155 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
156 (find_inv_vars_cb): New.
157 (find_depends): Renamed to ...
158 (find_inv_vars): ... this.
159 (add_candidate_1, force_var_cost): Call find_inv_vars.
160 (split_address_cost, determine_group_iv_cost_cond): Ditto.
162 2017-05-02 Bin Cheng <bin.cheng@arm.com>
164 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
165 inv_vars. Add inv_exprs.
166 (struct iv_cand): Rename depends_on to inv_vars.
167 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
168 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
169 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
170 (dump_cand): Dump inv_vars.
171 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
172 (record_invariant, find_depends, add_candidate_1): Ditto.
173 (set_group_iv_cost, force_var_cost): Ditto.
174 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
175 (get_computation_cost_at, get_computation_cost): Ditto.
176 (determine_group_iv_cost_generic): Ditto.
177 (determine_group_iv_cost_address): Ditto.
178 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
179 (determine_group_iv_costs): Ditto.
180 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
181 (iv_ca_set_remove_invariants): Renamed to ...
182 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
183 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
184 (iv_ca_set_add_invariants): Renamed to ...
185 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
186 (iv_ca_set_cp): Use iv_ca_set_add_invs.
187 (iv_ca_has_deps): Support inv_vars and inv_exprs.
188 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
189 (create_new_ivs): Remove useless dump.
191 2017-05-02 Bin Cheng <bin.cheng@arm.com>
193 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
195 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
196 (iv_ca_set_no_cp, create_new_iv): Ditto.
198 2017-05-02 Bin Cheng <bin.cheng@arm.com>
200 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
202 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
204 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
205 function tree_check2.
207 2017-05-02 Martin Liska <mliska@suse.cz>
209 * doc/gcov.texi: Add missing preposition.
210 * gcov.c (function_info::function_info): Properly fill up
211 all member variables.
213 2017-05-02 Tamar Christina <tamar.christina@arm.com>
215 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
217 2017-05-02 Tamar Christina <tamar.christina@arm.com>
219 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
221 2017-05-02 Martin Liska <mliska@suse.cz>
224 * lto-streamer-in.c (lto_read_tree_1): Remove
226 * lto-streamer.c (struct tree_hash_entry): Likewise.
227 (struct tree_entry_hasher): Likewise.
228 (tree_entry_hasher::hash): Likewise.
229 (tree_entry_hasher::equal): Likewise.
230 (lto_streamer_init): Likewise.
231 (lto_orig_address_map): Likewise.
232 (lto_orig_address_get): Likewise.
233 (lto_orig_address_remove): Likewise.
234 * lto-streamer.h: Likewise.
235 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
236 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
238 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
240 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
241 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
242 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
243 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
244 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
245 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
246 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
247 (mm_maskz_sub_ss): New intrinsics.
248 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
249 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
250 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
251 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
252 (__builtin_ia32_subss_mask_round): New builtins.
253 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
254 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
255 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
257 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
258 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
260 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
263 2017-05-02 Martin Jambor <mjambor@suse.cz>
265 PR tree-optimization/78687
266 * tree-sra.c (access): New field parent.
267 (process_subtree_disqualification): New function.
268 (disqualify_candidate): Call it.
269 (build_accesses_from_assign): Reset write flag if creating an
271 (build_access_subtree): Fill in parent field and also prpagate
273 (create_artificial_child_access): New parameter set_grp_write, set
274 grp_write to its value.
275 (propagate_subaccesses_across_link): Also propagate grp_write flag
277 (propagate_all_subaccesses): Push the closest parent back to work
278 queue if add_access_to_work_queue returned true.
280 2017-05-02 Richard Biener <rguenther@suse.de>
282 * common.opt (fstrict-overflow): Alias negative to fwrapv.
283 * doc/invoke.texi (fstrict-overflow): Remove all traces of
284 -fstrict-overflow documentation.
285 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
286 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
287 flag_strict_overflow.
288 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
289 * lto-opts.c (lto_write_options): Do not stream it.
290 * lto-wrapper.c (merge_and_complain): Do not handle it.
291 * opts.c (default_options_table): Do not set -fstrict-overflow.
292 (finish_options): Likewise do not clear it when sanitizing.
293 * simplify-rtx.c (simplify_const_relational_operation): Do not
294 test flag_strict_overflow.
296 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
298 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
299 using enabled attribute.
300 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
301 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
302 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
303 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
304 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
305 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
306 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
307 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
308 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
309 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
311 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
313 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
315 2017-05-02 Richard Biener <rguenther@suse.de>
317 PR tree-optimization/80591
319 2017-04-10 Richard Biener <rguenther@suse.de>
321 * tree-ssa-structalias.c (find_func_aliases): Properly handle
324 2017-05-02 Richard Biener <rguenther@suse.de>
326 PR tree-optimization/80549
327 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
328 (cleanup_tree_cfg_noloop): Create forwarders to known loop
329 headers if they do not have a preheader.
331 2017-05-02 Martin Liska <mliska@suse.cz>
334 * common.opt: Fix typo.
335 * doc/invoke.texi: Likewise.
337 2017-05-01 Jan Beulich <jbeulich@suse.com>
339 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
340 swapping, add (x,x,m,x,n) alternative.
342 2017-05-01 Nathan Sidwell <nathan@acm.org>
344 * calls.c (combine_pending_stack_adjustment_and_call): Remove
345 unnecessary unadjusted_alignment check.
347 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
350 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
352 * gimplify.c (gimplify_cilk_detach): New function.
353 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
354 * tree-core.h: Document EXPR_CILK_SPAWN.
355 * tree.h (EXPR_CILK_SPAWN): Define.
357 2017-05-01 David Malcolm <dmalcolm@redhat.com>
359 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
360 to use new fixit_hint representation, using the "replace" logic.
361 (get_line_span_for_fixit_hint): Likewise.
362 (layout::print_any_fixits): Likewise.
363 (selftest::test_one_liner_many_fixits): Rename to...
364 (selftest::test_one_liner_many_fixits_1): ...this, and update
365 comment and expected output to reflect that the multiple fix-it
366 hints are now consolidated into one insertion.
367 (selftest::test_one_liner_many_fixits_2): New test.
368 (selftest::test_diagnostic_show_locus_one_liner): Update for
370 (selftest::test_fixit_consolidation): Update for fix-it API
372 * diagnostic.c (print_parseable_fixits): Likewise.
373 * edit-context.c (edited_line::m_line_events): Convert from
374 auto_vec <line_event *> to auto_vec <line_event>.
375 (class line_event): Convert from abstract base class to a concrete
376 class, taking over the role of replace_event.
377 (class insert_event): Delete.
378 (class replace_event): Rename to class line_event. Convert to
380 (edit_context::add_fixits): Reimplement.
381 (edit_context::apply_insert): Delete.
382 (edit_context::apply_replace): Rename to...
383 (edit_context::apply_fixit): ...this. Convert to half-open range.
384 (edited_file::apply_insert): Delete.
385 (edited_file::apply_replace): Rename to...
386 (edited_file::apply_fixit): ...this.
387 (edited_line::~edited_line): Drop deletion of events.
388 (edited_line::apply_insert): Delete.
389 (edited_line::apply_replace): Rename to...
390 (edited_line::apply_fixit): ...this. Convert to half-open range.
391 Update for change to type of m_line_events.
392 * edit-context.h (edit_context::apply_insert): Delete.
393 (edit_context::apply_replace): Rename to...
394 (edit_context::apply_fixit): ...this.
396 2017-05-01 Martin Sebor <msebor@redhat.com>
398 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
401 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
404 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
405 __get_cpuid_max returns 0.
406 (__get_cpuid_count): Ditto.
408 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
410 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
411 replacement expression is another instance of one of its arguments.
413 2017-05-01 Jakub Jelinek <jakub@redhat.com>
416 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
417 check for stack push/pop autoinc.
418 * config/i386/i386.c (ix86_agi_dependent): Return false
419 if the only reason why modified_in_p returned true is that
420 addr is SP based and set_insn is a push or pop.
422 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
424 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
427 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
430 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
431 (account_size_time): Use two predicates - exec_pred and
433 (evaluate_conditions_for_known_args): Compute both clause and
435 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
436 (inline_summary_t::duplicate): Update.
437 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
439 (compute_inline_parameters): Likewise.
440 (estimate_edge_size_and_time): Update caluclation of time.
441 (estimate_node_size_and_time): Compute both time and nonspecialized
443 (estimate_ipcp_clone_size_and_time): Update.
444 (inline_merge_summary): Update.
445 (do_estimate_edge_time): Update.
446 (do_estimate_edge_size): Update.
447 (do_estimate_edge_hints): Update.
448 (inline_read_section, inline_write_summary): Stream both new predicates.
449 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
451 (compute_inlined_call_time): Cleanup.
452 (big_speedup_p): Update.
453 (edge_badness): Update.
454 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
455 (size_time_entry): Replace predicate by exec_predicate and
457 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
458 (estimate_edge_time): Return also nonspec_time.
459 (reset_edge_growth_cache): Update.
461 2017-04-29 Jakub Jelinek <jakub@redhat.com>
463 PR rtl-optimization/80491
464 * ifcvt.c (noce_process_if_block): When looking for x setter
465 with missing else_bb, don't check only the insn right before
466 cond_earliest, but look for the last insn that x is modified in
469 PR rtl-optimization/80491
470 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
472 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
474 PR tree-optimization/80487
475 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
477 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
479 PR tree-optimization/79697
480 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
481 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
482 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
484 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
485 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
487 2017-04-28 Martin Sebor <msebor@redhat.com>
489 PR tree-optimization/80523
490 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
491 (init_target_to_host_charmap, target_to_host, target_strtol10): New
493 (maybe_warn, format_directive, parse_directive): Use new functions.
494 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
496 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
498 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
500 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
502 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
503 target_header_dir): Set correctly.
504 * configure: Regenerated.
505 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
506 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
507 instead of SYSTEM_HEADER_DIR.
509 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
511 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
512 (estimate_local_effects): Likewise.
513 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
514 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
515 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
516 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
517 do_estimate_edge_time, estimate_edge_time): Likewise.
518 * ipa-inline-analysis.c (estimate_node_size_and_time,
519 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
520 (estimate_time_after_inlining): Remove.
522 2017-04-28 Martin Liska <mliska@suse.cz>
524 * doc/gcov.texi: Enhance documentation of gcov.
526 2017-04-28 Martin Liska <mliska@suse.cz>
528 * doc/gcov.texi: Sort options in alphabetic order.
529 * doc/gcov-dump.texi: Likewise.
530 * doc/gcov-tool.texi: Likewise.
531 * gcov.c (print_usage): Likewise.
532 * gcov-dump.c (print_usage): Likewise.
533 * gcov-tool.c (print_merge_usage_message): Likewise.
534 (print_rewrite_usage_message): Likewise.
535 (print_overlap_usage_message): Likewise.
537 2017-04-28 Martin Liska <mliska@suse.cz>
539 PR gcov-profile/53915
540 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
542 2017-04-28 Martin Liska <mliska@suse.cz>
544 PR gcov-profile/79891
545 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
546 is marked by compiler as living on a line.
547 (get_cycles_count): Remove usage of the union.
548 (output_intermediate_file): Likewise.
549 (find_source): Fix GNU coding style.
550 (accumulate_line_counts): Remove old non-all block mode.
551 (output_lines): Remove usage of the union.
552 * profile.c (output_location): Include all BBs, even if
553 belonging to a same line (and file) as a previous BB.
555 2017-04-28 Martin Liska <mliska@suse.cz>
557 * gcov.c (process_args): Handle new argument 'w'.
558 (read_graph_file): Assign ID to BBs.
559 (output_branch_count): Display BB # if verbose flag is set.
560 (output_lines): Likewise for arcs.
561 (print_usage): Add '--verbose' option help.
562 * doc/gcov.texi: Document --verbose (-w) option.
564 2017-04-28 Martin Liska <mliska@suse.cz>
566 * gcov.c (struct block_location_info): New struct.
567 (process_file): Fill up the new structure.
568 (read_graph_file): Replace usage of encoding by the newly added
570 (add_line_counts): Likewise.
571 (accumulate_line_counts): Remove usage of the union.
572 (function_info::function_info): New function.
573 (function_info::~function_info): Likewise.
574 (process_file): Call delete instead of release_function.
575 (release_function): Release the function.
576 (release_structures): Call delete instead of release_function.
577 (solve_flow_graph): Replace usage of num_blocks.
578 (find_exception_blocks): Likewise.
579 (output_lines): Fix GNU coding style.
581 2017-04-28 Martin Liska <mliska@suse.cz>
584 * coverage.c (coverage_remove_note_file): New function.
585 * coverage.h: Declare the function.
586 * toplev.c (finalize): Clean if an error has been seen.
588 2017-04-28 Martin Liska <mliska@suse.cz>
590 PR gcov-profile/80031
591 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
592 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
593 * gcov.c (read_graph_file): Read just number of blocks.
594 * profile.c (branch_prob): Do not stream 0 flags per a basic
597 2017-04-28 Martin Liska <mliska@suse.cz>
599 * gcov-dump.c (tag_*): Add new argument to declarations.
600 (dump_gcov_file): Likewise.
601 (tag_blocks): Add and use new argument depth.
602 (tag_arcs): Likewise.
603 (tag_lines): Likewise.
604 (tag_counters): Likewise.
605 (tag_summary): Likewise.
606 (dump_working_sets): Use depth to do a proper indentation.
608 2017-04-28 Jakub Jelinek <jakub@redhat.com>
611 * cgraph.h (symtab_node::debug_symtab): No longer inline.
612 * symtab.c (symtab_node::debug_symtab): Move definition here.
614 2017-04-28 Richard Biener <rguenther@suse.de>
616 * lto-streamer.h (LTO_major_version): Bump to 7.
618 2017-04-28 Richard Biener <rguenther@suse.de>
620 * tree-vrp.c (assert_info): New struct.
621 (add_assert_info): New helper.
622 (register_edge_assert_for_2): Refactor to add asserts to a vector
624 (register_edge_assert_for_1): Likewise.
625 (register_edge_assert_for): Likewise.
626 (finish_register_edge_assert_for): New helper actually registering
627 asserts where live on edge.
628 (find_conditional_asserts): Adjust.
629 (find_switch_asserts): Likewise.
630 (evrp_dom_walker::try_find_new_range): Generalize.
631 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
633 2017-04-27 Marek Polacek <polacek@redhat.com>
636 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
637 arg10 and arg11 to itype.
639 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
641 * doc/extend.texi (Object Size Checking): Improve grammar.
643 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
646 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
647 that the logic for permitting reciprocal estimates matches that
650 2017-04-27 Jakub Jelinek <jakub@redhat.com>
653 * tree.c (type_cache_hasher::equal): Only compare
654 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
655 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
656 non-aggregate element types.
657 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
658 about the flag on ARRAY_TYPEs in the comment, formatting fix.
660 2017-04-27 Richard Biener <rguenther@suse.de>
663 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
664 stripping ARRAY_REFs from MEM_EXPR make sure we're not
665 keeping a reference to a trailing array.
667 2017-04-27 Richard Biener <rguenther@suse.de>
670 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
671 being in loop-closed SSA form conservatively.
672 (chrec_fold_multiply_poly_poly): Likewise.
674 2017-04-27 Tamar Christina <tamar.christina@arm.com>
677 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
678 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
680 2017-04-27 Jakub Jelinek <jakub@redhat.com>
683 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
684 (aarch64_function_arg_alignment): Return unsigned int again, but still
685 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
686 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
687 Don't emit -Wpsabi note.
688 (aarch64_function_arg_boundary): Likewise.
689 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
692 2017-04-26 Nathan Sidwell <nathan@acm.org>
694 * tree.h (crc32_unsigned_n): Declare.
695 (crc32_unsigned, crc32_unsigned): Make inline.
696 * tree.c (crc32_unsigned_bits): Replace with ...
697 (crc32_unsigned_n): ... this.
698 (crc32_unsigned, crc32_byte): Remove.
699 (crc32_string): Remove unnecessary braces.
701 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
703 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
704 * ipa-inline-analysis.c (MAX_TIME): Remove.
705 (account_size_time): Use sreal for time.
706 (dump_inline_summary): Update.
707 (estimate_function_body_sizes): Update.
708 (estimate_edge_size_and_time): Update.
709 (estimate_calls_size_and_time): Update.
710 (estimate_node_size_and_time): Update.
711 (inline_merge_summary): Update.
712 (inline_update_overall_summary): Update.
713 (estimate_time_after_inlining): Update.
714 (inline_read_section): Update.
715 (inline_write_summary): Update.
716 * ipa-inline.c (compute_uninlined_call_time): Update.
717 (compute_inlined_call_time): Update.
718 (recursive_inlining): Update.
719 (inline_small_functions): Update.
720 (dump_overall_stats): Update.
721 * ipa-inline.h: Include sreal.h.
722 (size_time_entry): Turn time to sreal.
723 (inline_summary): Turn self_time nad time to sreal.
725 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
727 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
729 (sreal::stream_out, sreal::stream_in): New.
730 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
732 2017-04-25 Jakub Jelinek <jakub@redhat.com>
734 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
737 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
740 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
742 (dimode_scalar_chain::compute_convert_gain): Ditto.
743 (dimode_scalar_chain::make_vector_copies): Ditto.
744 (dimode_scalar_chain::convert_reg): Ditto.
745 (dimode_scalar_chain::convert_insn): Ditto.
746 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
747 (VI248_AVX512BW_1): New mode iterator.
748 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
749 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
752 2017-04-25 Martin Sebor <msebor@redhat.com>
754 PR tree-optimization/80497
755 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
756 constants are representable in HOST_WIDE_INT.
757 (parse_directive): Ditto.
759 2017-04-25 Martin Sebor <msebor@redhat.com>
762 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
763 (new_zero_array): Adjust signature.
764 (dom_info::dom_init): Used unsigned rather that size_t.
765 (dom_info::dom_info): Same.
767 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
768 Jakub Jelinek <jakub@redhat.com>
771 * config/arm/arm.c: Include gimple.h.
772 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
773 returns negative, increment ncrn only if it returned positive.
774 (arm_needs_doubleword_align): Return int instead of bool,
775 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
776 members, but if there is any such non-FIELD_DECL
777 > PARM_BOUNDARY aligned decl, return -1 instead of false.
778 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
779 returns negative, increment nregs only if it returned positive.
780 (arm_setup_incoming_varargs): Likewise.
781 (arm_function_arg_boundary): Emit -Wpsabi note if
782 arm_needs_doubleword_align returns negative, return
783 DOUBLEWORD_ALIGNMENT only if it returned positive.
785 2017-04-25 Marek Polacek <polacek@redhat.com>
788 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
789 first argument to type.
791 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
794 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
795 type checks to test for compatibility instead of equality.
797 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
798 Jakub Jelinek <jakub@redhat.com>
801 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
803 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
804 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
805 the alignment computation, but return their maximum in warn_alignment.
806 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
807 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
809 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
810 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
813 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
815 * config/arc/simdext.md (dmpyh): Fix typo.
817 2017-04-25 Richard Biener <rguenther@suse.de>
819 PR tree-optimization/80492
820 * alias.c (compare_base_decls): Handle registers with asm
821 specification conservatively.
822 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
823 compare_base_decls returning dont-know properly.
825 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
827 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
828 (legitimate_offset_address_p): New function.
829 (arc_legitimate_address_p): Use above function.
831 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
833 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
835 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
837 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
838 ACCH registers whenever they are available.
840 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
842 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
843 double regs fix when not used.
845 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
847 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
849 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
850 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
852 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
854 * config/arc/arc.c (arc_output_addsi): Check for h-register class
855 when emitting short ADD instructions.
857 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
859 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
861 (cmpsi_cc_c_insn): Likewise.
862 (cbranchsi4_scratch): Compute proper instruction length using
863 compact_hreg_operand.
864 * config/arc/predicates.md (compact_hreg_operand): New predicate.
866 2017-04-25 Richard Biener <rguenther@suse.de>
869 * passes.c (pass_manager::pass_manager): Initialize
872 2017-04-25 Richard Biener <rguenther@suse.de>
874 PR tree-optimization/79201
875 * tree-ssa-sink.c (statement_sink_location): Handle calls.
877 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
880 * config/s390/vector.md: Split MEM->GPR vector moves for
881 non-s_operand addresses.
883 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
886 * config/s390/predicates.md (reload_const_wide_int_operand): New
888 * config/s390/s390.md ("movti"): Remove d/P alternative.
889 ("movti_bigconst"): New pattern definition.
891 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
894 * s390-protos.h (s390_expand_cs_hqi): Removed.
895 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
896 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
897 modes as well as CCZ1mode and CCZmode.
898 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
899 signature of s390_emit_compare_and_swap.
900 (s390_expand_cs_hqi): Likewise, make static.
901 (s390_expand_cs_tdsi): Generate an explicit compare before trying
902 compare-and-swap, in some cases.
903 (s390_expand_cs): Wrapper function.
904 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
906 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
907 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
908 patterns for small and large integers. Forbid symref memory operands.
909 Move expander to s390.c. Require cc register.
910 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
911 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
912 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
913 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
914 symref memory operands. Remove CC mode and call s390_match_ccmode
916 ("atomic_exchange<mode>"): Allow and implement all integer modes.
918 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
920 * config/s390/s390.md (define_peephole2): New peephole to help
921 combining the load-and-test pattern with volatile memory.
923 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
925 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
926 with CCZmode for TARGET_Z196.
928 2017-04-25 Jakub Jelinek <jakub@redhat.com>
930 PR rtl-optimization/80501
931 * combine.c (make_compound_operation_int): Set subreg_code to SET
932 even for AND with mask of the sign bit of mode.
934 PR rtl-optimization/80500
935 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
938 2017-04-25 Julian Brown <julian@codesourcery.com>
939 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
941 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
943 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
945 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
947 2017-04-25 Julian Brown <julian@codesourcery.com>
948 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
950 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
951 (thunderx2t99_sha): New Reservation.
953 2017-04-25 Julian Brown <julian@codesourcery.com>
954 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
956 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
957 type for 1-element load.
959 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
961 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
963 2017-04-24 Martin Jambor <mjambor@suse.cz>
965 PR tree-optimization/80293
966 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
967 char arrays not totally scalarizable if it is false.
968 (analyze_all_variable_accesses): Pass correct value in the new
969 parameter. Add a statistics counter.
971 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
974 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
976 2017-04-24 Richard Biener <rguenther@suse.de>
978 PR tree-optimization/80494
979 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
980 out for complex types.
982 2017-04-24 Richard Biener <rguenther@suse.de>
984 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
985 * tree-ssa-sccvn.c (print_scc): Print SCC size.
986 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
987 (DFS): Adjust and never fail.
988 (sccvn_dom_walker::fail): Remove.
989 (sccvn_dom_walker::before_dom_children): Adjust.
990 (run_scc_vn): Likewise and never fail.
991 * tree-ssa-pre.c (pass_pre::execute): Adjust.
992 (pass_fre::execute): Likewise.
994 2017-04-24 Richard Biener <rguenther@suse.de>
996 PR tree-optimization/79725
997 * tree-ssa-sink.c (statement_sink_location): Return whether
998 failure reason was zero uses. Move that check later.
999 (sink_code_in_bb): Deal with zero uses by removing the stmt
1002 2017-04-24 Richard Biener <rguenther@suse.de>
1005 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
1006 pointer-based references.
1008 2017-04-24 Richard Biener <rguenther@suse.de>
1011 * pass_manager.h (pass_manager::operator new): Remove.
1012 (pass_manager::operator delete): Likewise.
1013 * passes.c (pass_manager::operator new): Remove.
1014 (pass_manager::operator delete): Likewise.
1015 (pass_manager::pass_manager): Zero individual pass members.
1017 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
1020 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1021 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
1022 Check "XEXP (src, 1)" operand here.
1023 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
1024 Check "XEXP (src, 1)" operand here.
1025 (dimode_scalar_chain::make_vector_copies): Detect count register
1026 of a shift instruction. Zero extend count register from QImode
1027 to DImode to satisfy vector shift pattern count operand predicate.
1028 Substitute vector shift count operand with a DImode copy.
1029 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
1032 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
1034 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
1035 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1036 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
1037 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
1038 (UNSPEC_NOREX_MEM): Remove definition.
1040 2017-04-21 Richard Biener <rguenther@suse.de>
1042 PR tree-optimization/79547
1043 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
1044 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
1045 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
1046 without any constraints.
1048 2017-04-21 Richard Biener <rguenther@suse.de>
1050 PR tree-optimization/78847
1051 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
1053 2017-04-21 Richard Biener <rguenther@suse.de>
1055 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
1056 (build_distinct_type_copy): Likewise.
1057 (build_variant_type_copy): Likewise.
1058 * tree.c (build_qualified_type): Pass down mem-stat info.
1059 (build_distinct_type_copy): Likewise.
1060 (build_variant_type_copy): Likewise.
1062 2017-04-21 Richard Biener <rguenther@suse.de>
1064 PR tree-optimization/80237
1065 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
1067 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
1068 for a simplified result.
1070 2016-04-21 Richard Biener <rguenther@suse.de>
1072 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
1073 sth as strict as a simple_iv but a chrec without symbols and an
1074 operand defined in the loop we are peeling (and not some subloop).
1075 (propagate_constants_for_unrolling): Propagate all constants.
1077 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1080 * config/i386/i386.c (print_reg): Remove assert for disalowed
1081 regno values, call output_operand_lossage instead.
1083 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
1086 * config/i386/constraints.md (Yc): New register constraint.
1087 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
1088 Use Yc constraint for alternative 2 of operand 0. Remove
1089 preferred_for_speed attribute.
1091 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1093 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
1094 lastprivate clauses in SIMT case.
1096 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
1098 * doc/invoke.texi (-Wextra-semi): Document new warning option.
1100 2017-04-20 Richard Biener <rguenther@suse.de>
1102 PR tree-optimization/57796
1103 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
1105 (vect_model_load_cost): Cost gathers as N scalar loads.
1107 2017-04-20 Richard Biener <rguenther@suse.de>
1109 * ggc-page.c (ggc_allocated_p): Rename to ...
1110 (safe_lookup_page_table_entry): ... this and return the lookup
1112 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
1114 2017-04-20 Richard Biener <rguenther@suse.de>
1116 PR tree-optimization/80453
1117 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
1118 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
1119 from the conditions.
1120 (vn_phi_eq): Pass them down.
1121 (vn_phi_lookup): Record them.
1122 (vn_phi_insert): Likewise.
1124 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
1126 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
1127 uninitialized variable warning to avoid buffer overrun.
1129 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
1132 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
1133 is suppressed for '{ 0 }' in C.
1135 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1137 * BASE-VER: Set to 8.0.0.
1139 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
1141 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
1142 priority .init_array and .fini_array section with SECTION_NOTYPE
1145 2017-04-20 Jakub Jelinek <jakub@redhat.com>
1148 * tree.h (build_array_type): Add typeless_storage default argument.
1149 * tree.c (type_cache_hasher::equal): Also compare
1150 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
1151 (build_array_type): Add typeless_storage argument, set
1152 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
1154 (build_nonshared_array_type): Adjust build_array_type_1 caller.
1155 (build_array_type): Likewise. Add typeless_storage argument.
1157 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1158 Jakub Jelinek <jakub@redhat.com>
1160 PR tree-optimization/80426
1161 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
1162 operation on symbolic operands, also compute the overflow for the
1163 invariant part when the operation degenerates into a negation.
1165 2017-04-19 Jakub Jelinek <jakub@redhat.com>
1168 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
1169 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
1172 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
1174 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
1177 * config/avr/avr.c (tree.h): Include it.
1178 (cgraph.h): Include it.
1179 (avr_encode_section_info): Don't warn for uninitialized progmem
1180 variable if it's just an alias.
1182 2017-04-19 Richard Biener <rguenther@suse.de>
1185 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
1186 when needed by AutoPGO.
1188 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
1191 * doc/lto.texi: Remove an extra 'that'.
1193 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
1195 PR rtl-optimization/80429
1196 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
1197 are only used in debug insns.
1199 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
1200 Vladimir Makarov <vmakarov@redhat.com>
1202 * config/sparc/predicates.md (input_operand): Add comment. Return
1203 true for any memory operand when LRA is in progress.
1204 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
1206 2017-04-18 Jeff Law <law@redhat.com>
1209 * mips.md ({return,simple_return}_internal): Do not overwrite
1212 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1214 PR tree-optimization/80443
1215 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
1216 instead of adding 1, subtract -1 and similarly instead of subtracting
1219 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
1221 PR rtl-optimization/80357
1222 * haifa-sched.c (tmp_bitmap): New variable.
1223 (model_recompute): Handle duplicate use records.
1224 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
1225 (free_global_sched_pressure_data): Free it.
1227 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
1230 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
1231 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
1232 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
1233 instead of SYSTEM_HEADER_DIR.
1235 2017-04-18 Jeff Law <law@redhat.com>
1238 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
1239 predecessors after walking up the insn chain.
1241 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1244 * dwarf2out.c (modified_type_die): Try harder not to emit internal
1245 sizetype type into debug info.
1247 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1250 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
1251 unneeded test for TARGET_UPPER_REGS_SF.
1252 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
1254 2017-04-18 Jakub Jelinek <jakub@redhat.com>
1257 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
1258 instead of gsi_after_labels.
1260 2017-04-18 Jeff Law <law@redhat.com>
1262 * regcprop.c (maybe_mode_change): Avoid creating copies of the
1266 2017-04-13 Jeff Law <law@redhat.com>
1267 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1268 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1270 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
1273 * config/avr/avr.c (intl.h): Include it.
1274 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
1276 2017-04-18 Martin Liska <mliska@suse.cz>
1278 PR gcov-profile/78783
1279 * gcov-tool.c (gcov_output_files): Validate that destination
1280 file is either removed by the tool or by a user.
1282 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1283 Guy Benyei <guybe@mellanox.com>
1285 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
1286 block, and do not negate it, the stored id is already negative.
1288 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
1290 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
1292 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1295 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
1296 masks of options that should be turned off if the VSX vector
1297 options are turned off.
1298 (OTHER_P8_VECTOR_MASKS): Likewise.
1299 (OTHER_VSX_VECTOR_MASKS): Likewise.
1300 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
1301 rs6000_disable_incompatible_switches to validate no type switches
1303 (rs6000_incompatible_switch): New function to disallow turning on
1304 other vector options if -mno-vsx, -mno-power8-vector, or
1305 -mno-power9-vector are specified.
1307 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1309 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
1311 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1313 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
1314 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
1315 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
1316 (ARG_POINTER_CFA_OFFSET): Likewise.
1318 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
1320 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
1321 conditions to take advantage of various optimizations.
1323 2017-04-13 Jeff Law <law@redhat.com>
1325 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
1326 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
1327 (zero_extendsidi2_dext): Likewise.
1329 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1332 * fold-const.c (fold_ternary_loc): Revert
1333 use op0 instead of fold_convert_loc (loc, type, arg0) part of
1336 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
1338 PR rtl-optimization/80343
1339 * lra-remat.c (update_scratch_ops): Assign original hard reg to
1342 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
1345 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
1346 to ubsan_encode_value.
1348 2017-04-13 Jeff Law <law@redhat.com>
1350 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
1351 appearing in DEBUG_INSNs.
1353 2017-04-13 Martin Liska <mliska@suse.cz>
1355 PR gcov-profile/80413
1356 * gcov-io.c (gcov_write_string): Copy to buffer just when
1357 allocated size is greater than zero.
1359 2017-04-13 Jakub Jelinek <jakub@redhat.com>
1362 * dwarf2out.c (decls_for_scope): Ignore declarations of
1363 current_function_decl in BLOCK_NONLOCALIZED_VARS.
1365 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
1368 * ipa-visibility.c (non_local_p): Fix typos.
1369 (localize_node): When localizing symbol in same comdat group,
1370 dissolve the group only when we know external symbols are going
1372 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
1374 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1376 PR tree-optimization/79390
1377 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
1378 order does not result in usable sequence, retry with reversed operand
1384 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
1385 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
1386 op0 instead of fold_convert_loc (loc, type, arg0).
1388 2017-04-12 Jeff Law <law@redhat.com>
1390 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
1391 has a delay slot in the generated code.
1393 * config/cris/cris.md (cris_preferred_reload_class): Return
1394 GENNONACR_REGS rather than GENERAL_REGS.
1396 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1399 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
1400 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
1401 signedness of the result type.
1403 2017-04-12 Richard Biener <rguenther@suse.de>
1404 Jeff Law <law@redhat.com>
1406 PR tree-optimization/80359
1407 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
1408 trim stores to TARGET_MEM_REFs.
1410 2017-04-12 Richard Biener <rguenther@suse.de>
1412 PR tree-optimization/79390
1413 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
1414 threading case even more.
1416 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
1419 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
1420 for quad_address_p for TImode, instead of just not indexed_address.
1422 2017-04-12 Richard Biener <rguenther@suse.de>
1423 Bernd Edlinger <bernd.edlinger@hotmail.de>
1426 * alias.c (component_uses_parent_alias_set_from): Handle
1427 TYPE_TYPELESS_STORAGE.
1428 (get_alias_set): Likewise.
1429 * tree-core.h (tree_type_common): Add typeless_storage flag.
1430 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
1431 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
1432 for types containing members with TYPE_TYPELESS_STORAGE.
1433 (place_field): Likewise.
1434 (layout_type): Likewise for ARRAY_TYPE.
1435 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
1436 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
1437 TYPE_TYPELESS_STORAGE.
1438 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
1440 2017-04-12 Jakub Jelinek <jakub@redhat.com>
1443 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1444 first argument to type.
1446 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1450 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
1451 CONST0_RTX (mode) rather than const0_rtx where appropriate.
1452 (rs6000_expand_binop_builtin): Likewise.
1453 (rs6000_expand_ternop_builtin): Likewise; also add missing
1454 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
1455 vshasigma built-ins.
1456 * doc/extend.texi: Document that vec_xxpermdi's third argument
1459 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
1461 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1462 Use shift_const cost parameter when calculating gain of STV shifts.
1464 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
1466 PR rtl-optimization/70478
1467 * lra-constraints.c (process_alt_operands): Check memory for
1468 disfavoring memory insn operand.
1470 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1473 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
1474 left shift in unsigned HOST_WIDE_INT type.
1476 PR rtl-optimization/80385
1477 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
1478 (not (neg X)) into (plus X -1) for complex or non-integral modes.
1481 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
1482 if they have any depend clauses.
1484 2017-04-11 Martin Liska <mliska@suse.cz>
1487 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
1488 * ipa-split.c (split_function): Create a local comdat symbol
1489 if caller is in a comdat group.
1491 2017-04-11 Martin Liska <mliska@suse.cz>
1494 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
1497 2017-04-11 Martin Sebor <msebor@redhat.com>
1500 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
1501 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
1503 (directive::set_width, directive::set_precision, format_character):
1505 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
1508 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
1511 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
1512 conflict, set target->arch_name instead of target->cpu_name.
1514 2017-04-11 Richard Biener <rguenther@suse.de>
1516 PR tree-optimization/80374
1517 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
1518 build_zero_cst, remove fold_convertible_p check again.
1520 2017-04-11 Martin Liska <mliska@suse.cz>
1523 * ubsan.c (instrument_object_size): Do not instrument register
1526 2017-04-11 Jakub Jelinek <jakub@redhat.com>
1529 * config/i386/i386-builtin-types.def
1530 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
1531 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
1532 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
1533 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
1534 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
1535 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
1536 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
1537 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
1538 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
1539 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
1540 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
1541 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
1542 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
1543 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
1544 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
1545 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
1546 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
1547 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
1548 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
1549 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
1550 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
1551 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
1552 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
1553 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
1554 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
1555 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
1556 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
1557 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
1558 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
1559 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
1560 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
1561 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
1562 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
1563 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
1564 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
1565 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
1566 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
1567 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
1568 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
1569 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
1570 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
1571 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
1572 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
1573 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
1574 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
1575 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
1577 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
1578 flag to second_arg_count, handle 4 argument function type _COUNT
1579 aliases, handle second_arg_count on second argument rather than last.
1581 2017-04-10 Jeff Law <law@redhat.com>
1583 PR tree-optimization/80374
1584 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
1585 record anything if we can not convert integer_zero_node to the
1588 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1591 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1592 Enhance special handling given to the TARGET_P9_MINMAX option in
1593 relation to certain other options.
1595 2017-04-10 Bin Cheng <bin.cheng@arm.com>
1597 PR tree-optimization/80153
1598 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
1599 remove POINTER_PLUS_EXPR's base part directly, rather than through
1602 2017-04-10 Richard Biener <rguenther@suse.de>
1603 Bin Cheng <bin.cheng@arm.com>
1605 PR tree-optimization/80153
1606 * tree-affine.c (aff_combination_to_tree): Get base pointer from
1607 the first element of pointer type aff_tree. Build result expr in
1609 (add_elt_to_tree): Convert to type unconditionally. Remove other
1611 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
1612 (rewrite_use_nonlinear_expr): Check invariant using iv information.
1614 2017-04-10 Richard Biener <rguenther@suse.de>
1616 * tree-ssa-structalias.c (find_func_aliases): Properly handle
1619 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
1621 PR rtl-optimization/70478
1622 * lra-constraints.c (curr_small_class_check): New.
1623 (update_and_check_small_class_inputs): New.
1624 (process_alt_operands): Update curr_small_class_check. Disfavor
1625 alternative insn memory operands. Check available regs for small
1628 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
1631 * config/mips/mips.opt (-mvirt): Update description.
1632 * doc/invoke.texi (-mvirt): Likewise.
1634 2017-04-10 Richard Biener <rguenther@suse.de>
1637 * fold-const.c (fold_binary_loc): Look at unstripped ops when
1638 looking for NEGATE_EXPR in -A / -B to A / B folding.
1640 2017-04-10 Martin Liska <mliska@suse.cz>
1642 PR gcov-profile/80224
1643 * gcov.c (print_usage): Fix usage string.
1644 (get_gcov_intermediate_filename): Remove.
1645 (output_gcov_file): Use both for normal and intermediate format.
1646 (generate_results): Do not initialize special file for
1647 intermediate format.
1649 2017-04-10 Richard Biener <rguenther@suse.de>
1651 PR tree-optimization/80304
1652 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
1655 2017-04-10 Nathan Sidwell <nathan@acm.org>
1658 * config/rs6000/rs6000.c (rs6000_vector_type): New.
1659 (rs6000_init_builtins): Use it.
1661 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1663 * config/arm/arm.md (<mrc>): Add mode to SET source.
1666 2017-04-10 Richard Biener <rguenther@suse.de>
1669 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
1671 2017-04-10 Jakub Jelinek <jakub@redhat.com>
1674 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
1675 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
1676 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
1677 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
1678 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
1679 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
1680 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
1681 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
1682 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
1683 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
1684 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
1685 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
1686 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
1687 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
1688 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
1689 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
1690 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
1691 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
1692 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
1693 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
1694 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
1695 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
1696 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
1698 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
1700 PR rtl-optimization/70478
1701 * lra-constraints.c: Reverse the last patch.
1703 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
1705 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
1706 Add comment for WCHAR_T.
1708 2017-04-08 Martin Liska <mliska@suse.cz>
1711 2017-04-07 Martin Liska <mliska@suse.cz>
1714 * ipa-split.c (split_function): Add function part to a same comdat
1717 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1720 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
1722 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
1724 * rs6000/rs6000.c (vec_load_pendulum): Rename...
1725 (vec_pairing): ...to this.
1726 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
1727 (rs6000_sched_init): Adjust for name change.
1728 (struct rs6000_sched_context): Likewise.
1729 (rs6000_init_sched_context): Likewise.
1730 (rs6000_set_sched_context): Likewise.
1732 2017-04-07 Jakub Jelinek <jakub@redhat.com>
1738 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
1740 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
1741 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
1742 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
1744 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
1746 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
1748 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
1750 PR rtl-optimization/70703
1751 * ira-color.c (update_conflict_hard_regno_costs): Use
1752 int64_t instead of HOST_WIDE_INT.
1754 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
1756 PR rtl-optimization/70478
1757 * lra-constraints.c (process_alt_operands): Disfavor alternative
1758 insn memory operands.
1760 2017-04-07 Jeff Law <law@redhat.com>
1762 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
1763 CALL and NOTE_INSN_CALL_ARG_LOCATION.
1765 2017-04-07 Martin Liska <mliska@suse.cz>
1768 * config/aarch64/aarch64.c (aarch64_process_target_attr):
1769 Show error message instead of an ICE.
1771 2017-04-07 Martin Liska <mliska@suse.cz>
1774 * ipa-split.c (split_function): Add function part to a same comdat
1777 2017-04-07 Richard Biener <rguenther@suse.de>
1780 * tree.c (get_unwidened): Also handle ! for_type case for
1782 * convert.c (do_narrow): Split out from ...
1783 (convert_to_integer_1): ... here. Do not pass final truncation
1784 type to get_unwidened for TRUNC_DIV_EXPR.
1786 2017-04-07 Richard Biener <rguenther@suse.de>
1788 * tree-affine.c (wide_int_ext_for_comb): Take type rather
1790 (aff_combination_const): Adjust.
1791 (aff_combination_scale): Likewise.
1792 (aff_combination_add_elt): Likewise.
1793 (aff_combination_add_cst): Likewise.
1794 (aff_combination_convert): Likewise.
1795 (add_elt_to_tree): Likewise. Remove unused argument.
1796 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
1798 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
1800 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
1802 * config/arm/arm.c (arm_default_short_enums): Use
1803 ARM_DEFAULT_SHORT_ENUMS.
1804 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
1806 2017-04-06 Jakub Jelinek <jakub@redhat.com>
1809 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
1810 members with redundant out-of-class redeclaration.
1812 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
1815 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
1816 * config/i386/i386.md (*zero_extendsidi2):
1817 Add (?*x,*x) and (?*v,*v) alternatives.
1819 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
1822 * config/i386/i386.c (ix86_expand_builtin)
1823 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
1824 mode from insn data. Convert operands to insn operand mode.
1825 Copy operands that don't satisfy insn predicate to a register.
1827 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
1829 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
1832 2017-04-06 Richard Biener <rguenther@suse.de>
1834 PR tree-optimization/80334
1835 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
1836 preserve alignment of accesses.
1838 2017-04-06 Richard Biener <rguenther@suse.de>
1840 PR tree-optimization/80262
1841 * tree-sra.c (build_ref_for_offset): Preserve address-space
1843 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
1844 Drop useless address-space information on MEM_REF offsets.
1846 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
1848 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
1850 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
1852 PR rtl-optimization/70703
1853 * ira-color.c (update_conflict_hard_regno_costs): Use
1854 HOST_WIDE_INT instead of long.
1856 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
1859 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
1860 not defined for x86_64 target. Add -mmmx target option when __SSE2__
1862 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
1863 for x86_64 target. Handle -m3dnowa option.
1865 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
1867 PR rtl-optimization/70703
1868 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
1869 (update_conflict_hard_regno_costs): Use long instead of unsigned
1870 arithmetic for cost calculation.
1872 2017-04-05 Jakub Jelinek <jakub@redhat.com>
1873 Bernd Edlinger <bernd.edlinger@hotmail.de>
1876 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
1879 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
1882 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
1883 ptr_mode with Pmode throughout.
1884 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
1885 into probe_stack_range and use DImode.
1887 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
1890 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
1891 call_eh_return is true.
1893 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1895 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
1896 Initialize last_match_fntype_index.
1898 2017-04-05 Jakub Jelinek <jakub@redhat.com>
1901 * tree-nvr.c: Include internal-fn.h.
1902 (pass_return_slot::execute): Ignore internal calls without
1905 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1906 Richard Biener <rguenther@suse.de>
1909 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
1910 captures used multiple times, except for the last use.
1911 * generic-match-head.c: Include gimplify.h.
1913 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1915 PR tree-optimization/79390
1916 * target.h (struct noce_if_info): Declare.
1917 * targhooks.h (default_noce_conversion_profitable_p): Declare.
1918 * target.def (noce_conversion_profitable_p): New target hook.
1919 * ifcvt.h (struct noce_if_info): New type, moved from ...
1920 * ifcvt.c (struct noce_if_info): ... here.
1921 (noce_conversion_profitable_p): Renamed to ...
1922 (default_noce_conversion_profitable_p): ... this. No longer
1924 (noce_try_store_flag_constants, noce_try_addcc,
1925 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
1926 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
1927 instead of noce_conversion_profitable_p.
1928 * config/i386/i386.c: Include ifcvt.h.
1929 (ix86_option_override_internal): Don't override
1930 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
1931 (ix86_noce_conversion_profitable_p): New function.
1932 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
1933 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
1934 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
1935 * doc/tm.texi: Regenerated.
1937 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1939 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
1942 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1945 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
1946 instructions for small multiply cores.
1948 2017-04-04 Jeff Law <law@redhat.com>
1950 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
1952 (mips_expand_vec_perm_const): Initialize elements in orig_perm
1953 that are not set by the loop over the elements.
1955 2017-04-04 Jakub Jelinek <jakub@redhat.com>
1958 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
1959 int mode, convert_modes it to mode as unsigned, otherwise use
1960 lowpart_subreg to mode rather than SImode.
1961 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
1962 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
1963 Use DImode instead of SImode for the shift count operand.
1964 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
1967 2017-04-04 Richard Biener <rguenther@suse.de>
1970 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
1971 arithmetic done for the negate or the plus. Simplify.
1972 (A - (-B) -> A + B): Likewise.
1973 * fold-const.c (split_tree): Make sure to not negate pointers.
1975 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
1977 PR rtl-optimization/60818
1978 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
1979 a compare of comparisons with the thing compared if this results
1980 in a different machine mode.
1982 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
1984 * alias.c (base_alias_check): Fix typo in comment.
1985 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
1986 * cgraphunit.c (symbol_table::compile): Likewise.
1987 * collect2.c (maybe_run_lto_and_relink): Likewise.
1988 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
1989 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
1990 * config/avr/avr.c (avr_map_op_t): Likewise.
1991 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
1992 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
1993 * config/epiphany/epiphany.md (movcc): Likewise.
1994 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
1995 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
1997 * config/mips/mips.c (mips_save_restore_reg): Likewise.
1998 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
1999 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
2000 * config/sh/sh.c (sh_rtx_costs): Likewise.
2001 * fold-const.c (fold_truth_andor): Likewise.
2002 * genautomata.c (collapse_flag): Likewise.
2003 * gengtype.h (struct type::u::s): Likewise.
2004 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
2005 * input.c (FORMAT_AMOUNT): Likewise.
2006 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
2007 (known_aggs_to_agg_replacement_list): Likewise.
2008 * ipa-inline-analysis.c: Likewise.
2009 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
2010 * ipa-polymorphic-call.c
2011 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
2012 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
2013 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
2015 * modulo-sched.c (apply_reg_moves): Likewise.
2016 * omp-expand.c (build_omp_regions_1): Likewise.
2017 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
2018 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
2019 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
2020 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
2021 * value-prof.c: Likewise.
2022 * var-tracking.c (val_reset): Likewise.
2024 2017-04-03 Richard Biener <rguenther@suse.de>
2026 PR tree-optimization/80275
2027 * fold-const.c (split_address_to_core_and_offset): Handle
2030 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
2032 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
2033 descriptors is at least equal to that of functions.
2035 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2037 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
2039 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
2042 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
2043 (mov<IMOD4:mode>): New expander.
2044 (*mov<IMOD4:mode>_internal): New insn and split pattern.
2046 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
2048 PR rtl-optimization/79405
2049 * fwprop.c (propagations_left): New variable.
2050 (forward_propagate_into): Decrement it.
2051 (fwprop_init): Initialize it.
2052 (fw_prop): If the variable has reached zero, stop propagating.
2053 (fwprop_addr): Ditto.
2055 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2058 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
2059 a FUNCTION_DECL, pass it as decl instead of origin to
2062 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
2064 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
2067 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
2070 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
2071 TARGET_VSX_SMALL_INTEGER.
2073 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2075 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
2076 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
2078 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
2080 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
2081 extraction from odd-numbered MSA register.
2083 2017-03-31 Jakub Jelinek <jakub@redhat.com>
2086 * expmed.c (store_bit_field_1): Don't attempt to create
2087 a word subreg out of hard registers wider than word if they
2088 have HARD_REGNO_NREGS of 1 for their mode.
2091 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
2092 conversions to integer types wider than word and pointer.
2095 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
2096 (rtx_equal_for_cselib_p): Pass 0 to it.
2097 * cselib.c (cselib_hasher::equal): Likewise.
2098 (rtx_equal_for_cselib_1): Add depth argument. If depth
2099 is 128, don't look up VALUE locs and punt. Increment
2100 depth in recursive calls when walking VALUE locs.
2102 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
2104 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
2105 (make_gcov_file_name): Use the canonical path name for generating
2107 (read_line): Fix handling of files with ascii null bytes.
2109 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
2111 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
2112 to initialise a vector register instead
2113 of using a const_int.
2115 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2117 PR translation/80189
2118 * gimplify.c (omp_default_clause): Use %qs instead of %s in
2119 diagnostic messages.
2121 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
2124 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
2125 (dfp_diex_<mode>): Update mode of operand 1.
2126 * doc/extend.texi (dxex, dxexq): Document change to return type.
2127 (diex, diexq): Document change to argument type.
2129 2017-03-30 Martin Jambor <mjambor@suse.cz>
2132 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
2133 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
2134 it reflects the signature changes performed at the callee side.
2135 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
2136 to cgraph_build_function_type_skip_args.
2137 (build_function_decl_skip_args): Adjust call to the above function.
2139 2017-03-30 Jakub Jelinek <jakub@redhat.com>
2142 * config/i386/sse.md
2143 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
2144 register as dest whenever it is a MEM not rtx_equal_p to the
2145 corresponding dup operand, and when forcing into reg move the
2146 reg into the memory afterwards.
2147 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
2148 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
2149 for the force_reg mode.
2150 (avx512vl_vextractf128<mode>): Use register as dest either
2151 always when a MEM, or when it is a MEM not rtx_equal_p to the
2152 corresponding dup operand, or even not when it is a CONST_VECTOR
2153 depending on the mode and lo vs. hi.
2154 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
2156 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
2157 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
2158 Likewise. Require that operands[2] is even.
2159 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
2160 Remove extraneous parens. Require that operands[2] is a multiple
2162 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
2163 operands[0] is a MEM if <mask_applied>, the predicates/constraints
2164 disallow memory then.
2166 2017-03-30 Richard Biener <rguenther@suse.de>
2168 PR tree-optimization/77498
2169 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
2170 to non-constants over backedges.
2172 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
2174 PR rtl-optimization/80233
2175 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
2176 as last_combined_insn. Do not test for BARRIER_P separately.
2178 2017-03-29 Andreas Schwab <schwab@suse.de>
2181 * calls.c (prepare_call_address): Convert funexp to Pmode before
2182 copying to temp reg.
2184 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2186 PR tree-optimization/80158
2187 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
2188 Handle possible future case of more than one alternate
2190 (replace_rhs_if_not_dup): Likewise.
2191 (replace_one_candidate): Likewise.
2193 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
2195 PR rtl-optimization/80193
2196 * ira.c (ira): Do not check allocation for LRA.
2198 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
2200 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
2201 (nvptx_output_simt_exit): Declare.
2202 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
2203 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
2204 (init_softstack_frame): Move initialization of crtl->is_leaf to...
2205 (nvptx_declare_function_name): ...here. Emit declaration of local
2206 memory space buffer for omp_simt_enter insn.
2207 (nvptx_output_unisimt_switch): New.
2208 (nvptx_output_softstack_switch): New.
2209 (nvptx_output_simt_enter): New.
2210 (nvptx_output_simt_exit): New.
2211 * config/nvptx/nvptx.h (struct machine_function): New fields
2212 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
2213 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
2214 (UNSPECV_SIMT_EXIT): Ditto.
2215 (omp_simt_enter_insn): New insn.
2216 (omp_simt_enter): New expansion.
2217 (omp_simt_exit): New insn.
2218 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
2220 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
2221 (expand_GOMP_SIMT_ENTER_ALLOC): New.
2222 (expand_GOMP_SIMT_EXIT): New.
2223 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
2224 (GOMP_SIMT_ENTER_ALLOC): Ditto.
2225 (GOMP_SIMT_EXIT): Ditto.
2226 * target-insns.def (omp_simt_enter): New insn.
2227 (omp_simt_exit): Ditto.
2228 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
2230 (lower_rec_simd_input_clauses): Implement SIMT privatization.
2231 (lower_rec_input_clauses): Likewise.
2232 (lower_lastprivate_clauses): Handle SIMT privatization.
2234 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
2235 (ompdevlow_adjust_simt_enter): New.
2236 (find_simtpriv_var_op): New.
2237 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
2238 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
2240 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
2241 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
2242 (copy_decl_for_dup_finish): Ditto.
2244 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
2246 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
2249 * config/i386/i386.c (ix86_option_override_internal): Always
2250 allow -mpreferred-stack-boundary=3 for 64-bit targets.
2252 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2254 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
2256 2017-03-28 Bin Cheng <bin.cheng@arm.com>
2258 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
2259 mark new edge's irreducible flag accordign to it.
2260 (vect_do_peeling): Check loop preheader edge's irreducible flag
2261 and pass it to function slpeel_add_loop_guard.
2263 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
2265 PR tree-optimization/80218
2266 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
2267 Update block frequencies and counts.
2269 2017-03-28 Richard Biener <rguenther@suse.de>
2271 PR tree-optimization/78644
2272 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
2273 of a simplification result we may not use it at all.
2275 2017-03-28 Richard Biener <rguenther@suse.de>
2278 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
2279 without arguments, generate default definition of a SSA name.
2281 2017-03-28 Richard Biener <rguenther@suse.de>
2284 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
2285 TYPE_REF_CAN_ALIAS_ALL references.
2286 * fold-const.c (fold_indirect_ref_1): Likewise.
2288 2017-03-28 Martin Liska <mliska@suse.cz>
2291 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
2292 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
2294 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2295 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
2297 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
2298 (EXTRA_SPECS): Define.
2299 (SUBTARGET_EXTRA_SPECS): Likewise.
2300 (SUBTARGET_CPP_SPEC): Likewise.
2301 * config/arc/elf.h (EXTRA_SPECS): Renamed to
2302 SUBTARGET_EXTRA_SPECS.
2303 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
2305 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
2307 * config/arc/simdext.md (vst64_insn): Update pattern.
2308 (vld32wh_insn): Likewise.
2309 (vld32wl_insn): Likewise.
2310 (vld64_insn): Likewise.
2311 (vld32_insn): Likewise.
2313 2017-03-28 Marek Polacek <polacek@redhat.com>
2316 * fold-const.c (fold_comparison): Use protected_set_expr_location
2317 instead of SET_EXPR_LOCATION.
2319 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2321 * tree.c (add_expr): Avoid name lookup warning.
2323 2017-03-27 Jeff Law <law@redhat.com>
2325 PR tree-optimization/80216
2326 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
2327 function name. Limit recursion depth.
2328 (record_temporary_equivalences): Corresponding changes.
2330 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
2332 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
2335 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2338 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
2340 * cfgcleanup.c (reg_note_cfa_p): New array.
2341 (insns_have_identical_cfa_notes): New function.
2342 (old_insns_match_p): Don't cross-jump in between /f
2343 and non-/f instructions. If both i1 and i2 are frame related,
2344 verify all CFA notes, their order and content.
2346 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2349 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
2350 HImode and SImode with zero extend to DImode to one insn.
2351 (bswap<mode>2_extenddi): Likewise.
2352 (bswapsi2_extenddi): Likewise.
2353 (bswaphi2_extendsi): Likewise.
2354 (bswaphi2): Combine bswap HImode and SImode into one insn.
2355 Separate memory insns from swapping register.
2356 (bswapsi2): Likewise.
2357 (bswap<mode>2): Likewise.
2358 (bswaphi2_internal): Delete, no longer used.
2359 (bswapsi2_internal): Likewise.
2360 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
2361 store, and gpr<-gpr swap insns.
2362 (bswap<mode>2_store): Likewise.
2363 (bswaphi2_reg): Register only splitter, combine with the splitter.
2364 (bswaphi2 splitter): Likewise.
2365 (bswapsi2_reg): Likewise.
2366 (bswapsi2 splitter): Likewise.
2367 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
2368 the insns into load, store, and register/register insns.
2369 (bswapdi2_ldbrx): Likewise.
2370 (bswapdi2_load): Likewise.
2371 (bswapdi2_store): Likewise.
2372 (bswapdi2_reg): Likewise.
2374 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
2376 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
2377 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
2379 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
2382 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
2384 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2385 special handling for target option conflicts between dform
2386 options (-mpower9-dform, -mpower9-dform-vector,
2387 -mpower9-dform-scalar) and -mno-direct-move.
2389 2017-03-27 Richard Biener <rguenther@suse.de>
2391 PR tree-optimization/80181
2392 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
2394 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2396 * config/arc/predicates.md (move_double_src_operand): Replace the
2397 call to move_double_src_operand with a call to address_operand.
2399 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2401 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
2402 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
2403 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
2405 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2407 * config/arc/predicates.md (long_immediate_loadstore_operand):
2408 Consider scaled addresses cases.
2410 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
2412 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
2413 restored when in interrupt.
2414 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
2415 doesn't have delay slot.
2417 2017-03-27 Richard Biener <rguenther@suse.de>
2420 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
2421 inlined thunk clones.
2423 2017-03-27 Jakub Jelinek <jakub@redhat.com>
2426 * asan.c (instrument_derefs): Copy over last operand from
2427 original COMPONENT_REF to the new COMPONENT_REF with
2428 DECL_BIT_FIELD_REPRESENTATIVE.
2429 * ubsan.c (instrument_object_size): Likewise.
2431 2017-03-27 Richard Biener <rguenther@suse.de>
2433 PR tree-optimization/80170
2434 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
2435 sure DR/SCEV didnt fold in constants we do not see when looking
2436 at the reference base alignment.
2438 2017-03-27 Richard Biener <rguenther@suse.de>
2441 * gimple-fold.c (fold_ctor_reference): Properly guard against
2442 NULL return value from canonicalize_constructor_val.
2444 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
2447 * config/i386/i386.c (ix86_expand_builtin)
2448 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
2449 flags reg setting and flags reg using instructions.
2450 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
2451 clobbering instructions to zero extend op2.
2453 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
2455 * doc/install.texi (Configuration) <--with-aix-soname>:
2456 Update link to AIX ld.
2458 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
2460 PR rtl-optimization/80160
2461 PR rtl-optimization/80159
2462 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
2463 reg_alternate_class into account.
2465 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
2468 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
2469 to consider in curr_insn_transform.
2471 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2473 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
2474 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
2475 and emit_mode_inner.
2477 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2479 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
2480 argument to the overloaded builtin variants. Use the new flag to
2481 deprecate certain builtin variants.
2482 * config/s390/s390-builtin-types.def: Add new builtin types.
2483 * config/s390/s390-builtins.h: Support new flags field for
2484 overloaded builtins.
2485 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
2486 (s390_macro_to_expand): Enable vector float data type.
2487 (s390_cpu_cpp_builtins_internal): Indicate support of the new
2488 builtins by incrementing the __VEC__ version number.
2489 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
2491 (s390_resolve_overloaded_builtin): Emit error messages depending
2492 on the builtin flags.
2493 * config/s390/s390.c (s390_expand_builtin): Support additional
2494 flags argument. Change error message to match the messages
2495 emitted in s390-c.c.
2496 * config/s390/s390.md: New UNSPEC_* constants.
2497 (op_type): Add new instruction types.
2498 * config/s390/vecintrin.h: Add new builtins and test data class
2500 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
2501 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
2502 (VEC_INEXACT, VEC_NOINEXACT): New constants.
2503 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
2504 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
2505 ("vec_mergel<mode>"): V_HW -> VEC_HW.
2507 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
2508 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
2509 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
2510 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
2512 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
2513 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
2514 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
2515 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
2517 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
2518 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
2519 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
2520 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
2521 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
2522 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
2523 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
2525 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
2526 ("vec_scatter_element<V_HW_4:mode>_DI")
2527 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
2528 ("vec_fpint<mode>", "vflls")
2529 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
2530 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
2531 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
2532 ("*vec_cmphe<mode>_cc"): ... these.
2534 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
2535 mode constant instead of magic value.
2537 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2539 * config/s390/s390.c (s390_expand_vec_compare): Support other
2540 vector floating point modes than just V2DF.
2541 (s390_expand_vcond): Likewise.
2542 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
2543 (s390_cannot_change_mode_class): Prevent mode changes between TF
2544 and V1TF in vector registers.
2545 * config/s390/s390.md (DF, SF): New mode attributes.
2546 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
2547 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
2548 SFmode support for VRs.
2549 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
2551 (VFT, VF_HW): New mode iterators.
2552 (vw, sdx): New mode attributes.
2553 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
2554 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
2555 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
2556 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
2557 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
2558 also the new vector floating point modes. Renaming to ...
2560 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
2561 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
2562 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
2563 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
2564 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
2565 ("vec_unordered<mode>"): ... these.
2567 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
2568 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
2569 ("*vec_extendv2df"): New insn definitions.
2571 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2573 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
2574 ("mulditi3_2", "*muldi3_sign"): New patterns.
2575 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
2576 rename the pattern definition.
2578 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2580 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
2582 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
2584 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2586 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
2587 instruction if possible.
2588 * config/s390/vector.md (vec_halfnumelts): New mode
2590 ("*vec_vllezlf<mode>"): New pattern.
2592 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2594 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
2595 ("popcountv4si2", "popcountv2di2"): Rename to ...
2596 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
2597 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
2599 ("popcount<mode>2_vxe"): New pattern.
2601 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2603 * common/config/s390/s390-common.c (processor_flags_table): Add
2605 * config.gcc: Add arch12.
2606 * config/s390/driver-native.c (s390_host_detect_local_cpu):
2607 Default to arch12 for unknown CPU model numbers.
2608 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
2609 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
2610 PROCESSOR_max sanity check.
2611 * config/s390/s390-opts.h (enum processor_type): Add
2613 * config/s390/s390.c (processor_table): Add arch12.
2614 (s390_expand_builtin): Add check for B_VXE flag.
2615 (s390_issue_rate): Add PROCESSOR_ARCH12.
2616 (s390_get_sched_attrmask): Likewise.
2617 (s390_get_unit_mask): Likewise.
2618 (s390_sched_score): Enable z13 scheduling for arch12.
2619 (s390_sched_reorder): Likewise.
2620 (s390_sched_variable_issue): Likewise.
2621 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
2623 (s390_tune_attr): Use z13 scheduling also for arch12.
2624 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
2625 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
2626 (TARGET_VXE_P): New macros.
2627 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
2628 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
2629 * config/s390/s390.opt: Add arch12 as processor_type.
2631 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2633 * config/s390/s390.md
2634 ("fixuns_truncdddi2", "fixuns_trunctddi2")
2635 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
2636 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
2638 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
2639 Rename expanders to ...
2641 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
2642 ("fixuns_truncdddi2_emu"): ... these.
2644 ("fixuns_trunc<mode>si2_emu"): New expander.
2646 ("*fixuns_truncdfdi2_z13"): Rename to ...
2647 ("*fixuns_truncdfdi2_vx"): ... this.
2649 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2651 * config/s390/2964.md: Remove the single element vector compare
2652 instructions which are no longer used.
2653 * config/s390/s390.c (s390_select_ccmode): Remove handling of
2655 (s390_canonicalize_comparison): Remove handling of DFmode
2657 (s390_expand_vec_compare_scalar): Remove function.
2658 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
2659 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
2661 ("*cmp<mode>_ccs"): Add wfcdb instruction.
2663 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2665 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
2667 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
2668 will anyway by matched by mov<mode>_64dfp.
2670 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2672 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
2673 vlef/vstef. Add missing operand to vleif.
2675 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2677 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
2678 pair for all vector types with 64 bit elements.
2679 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
2680 * config/s390/vector.md (V_HW_64): ... here.
2681 (V_128_NOSINGLE): New mode iterator.
2682 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
2683 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
2684 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
2685 ("*vec_load_pairv2di"): Change to ...
2686 ("*vec_load_pair<mode>"): ... this one.
2688 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2690 * config/s390/constraints.md: Add comments.
2691 (jKK): Reject element sizes > 8 bytes.
2692 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
2694 * config/s390/s390.md: Add the s_operand checks formerly in
2695 s390_split_ok_p to various splitters where they are still
2697 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
2698 for 128 bit vectors. Plus two splitters.
2700 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2702 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
2705 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2708 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
2709 error if the boundary argument is not constant.
2711 2017-03-24 Jakub Jelinek <jakub@redhat.com>
2713 PR rtl-optimization/80112
2714 * loop-doloop.c (doloop_condition_get): Don't check condition
2715 if cmp isn't SET with IF_THEN_ELSE src.
2717 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2719 PR tree-optimization/80158
2720 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
2721 replacing a candidate statement, also replace it for the
2722 candidate's alternate interpretation.
2723 (replace_rhs_if_not_dup): Likewise.
2724 (replace_one_candidate): Likewise.
2726 2017-03-24 Richard Biener <rguenther@suse.de>
2728 PR tree-optimization/80167
2729 * graphite-isl-ast-to-gimple.c
2730 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
2732 (translate_isl_ast_to_gimple::get_rename): Likewise.
2734 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
2736 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2737 handling of certain combinations of target options, including the
2738 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
2739 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
2741 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2744 * config/arm/arm.md (*load_multiple): Add reload_completed to
2747 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2748 Richard Biener <rguenth@suse.de>
2750 PR tree-optimization/79908
2751 PR tree-optimization/80136
2752 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
2753 been cast away, gimplify_and_add suffices.
2755 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
2757 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
2759 2017-03-23 Richard Biener <rguenther@suse.de>
2761 PR tree-optimization/80032
2762 * gimplify.c (gimple_push_cleanup): Forced unconditional
2763 cleanups still have to go to the conditional_cleanups
2766 2017-03-22 Jakub Jelinek <jakub@redhat.com>
2768 PR tree-optimization/80072
2769 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
2771 (next_operand_entry_id): Change type to unsigned int.
2772 (sort_by_operand_rank): Make sure to return the right return value
2773 even if unsigned fields are bigger than INT_MAX.
2774 (struct oecount): Change cnt and id type to unsigned int.
2775 (oecount_hasher::equal): Formatting fix.
2776 (oecount_cmp): Make sure to return the right return value
2777 even if unsigned fields are bigger than INT_MAX.
2778 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
2781 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
2782 TREE_READONLY on result if writing it more than once.
2785 * doc/invoke.texi (-fsanitize=thread): Document that with
2786 -fnon-call-exceptions atomics are not able to throw
2790 * tsan.c: Include tree-eh.h.
2791 (instrument_builtin_call): Call maybe_clean_eh_stmt or
2792 maybe_clean_or_replace_eh_stmt where needed.
2793 (instrument_memory_accesses): Add cfg_changed argument.
2794 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
2795 if it returned true.
2796 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
2798 PR rtl-optimization/63191
2799 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
2800 wrapper function, moved the whole old content into ...
2801 (ix86_delegitimize_address_1): ... this. New inline function.
2802 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
2803 true as last argument instead of ix86_delegitimize_address.
2805 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
2807 * config/aarch64/aarch64.c (generic_branch_cost): Copy
2808 cortexa57_branch_cost.
2810 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
2812 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
2814 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2817 * doc/md.texi (Constraints): Document wA constraint.
2818 * config/rs6000/constraints.md (wA): New.
2819 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
2820 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
2821 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
2822 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
2824 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
2827 * gimplify.c (is_oacc_declared): New function.
2828 (oacc_default_clause): Use it to set default flags for acc declared
2829 variables inside parallel regions.
2830 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
2832 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
2833 declare attribute to any decl as necessary.
2835 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
2838 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
2839 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
2840 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
2841 (arm_arch_lpae): This.
2842 * config/arm/arm.c (arm_arch7ve): Rename into ...
2843 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
2844 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
2847 2017-03-22 Martin Liska <mliska@suse.cz>
2850 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
2851 error message instead of an ICE.
2853 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2855 * doc/extend.texi (6.11 Additional Floating Types): Revise.
2857 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
2859 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
2861 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2864 2017-03-21 Martin Sebor <msebor@redhat.com>
2866 * doc/extend.texi: Use "cannot" instead of "can't."
2867 * doc/hostconfig.texi: Same.
2868 * doc/install.texi: Same.
2869 * doc/invoke.texi: Same.
2870 * doc/loop.texi: Same.
2871 * doc/md.texi: Same.
2872 * doc/objc.texi: Same.
2873 * doc/rtl.texi: Same.
2874 * doc/tm.texi: Same.
2875 * doc/tm.texi.in: Same.
2876 * doc/trouble.texi: Same.
2878 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
2881 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
2882 (collect_checksum_attributes): Set it.
2883 (die_checksum_ordered): Use it.
2885 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2887 PR tree-optimization/79908
2888 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
2889 change: For a VA_ARG whose LHS has been cast away, use
2890 force_gimple_operand to construct the side effects.
2892 2017-03-21 David Malcolm <dmalcolm@redhat.com>
2894 PR translation/80001
2895 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
2896 more amenable to translation.
2897 (oacc_loop_auto_partitions): Likewise.
2899 2017-03-21 Marek Polacek <polacek@redhat.com>
2900 Martin Sebor <msebor@redhat.com>
2902 PR tree-optimization/80109
2903 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
2906 2017-03-21 Jakub Jelinek <jakub@redhat.com>
2907 Segher Boessenkool <segher@kernel.crashing.org>
2910 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
2911 check reg_used_between_p between insn and one of succ or succ2
2912 depending on if succ is artificial insn not inserted into insn
2915 2017-03-21 Martin Liska <mliska@suse.cz>
2917 PR gcov-profile/80081
2918 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
2919 * doc/gcc.texi: Include gcov-dump stuff.
2920 * doc/gcov-dump.texi: New file.
2922 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
2924 PR rtl-optimization/79150
2925 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
2926 conditional jump, if the jump is the last insn of the loop.
2928 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2929 Richard Biener <rguenth@suse.de>
2931 PR tree-optimization/79908
2932 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
2933 been cast away, use force_gimple_operand to construct the side
2936 2017-03-21 Martin Liska <mliska@suse.cz>
2939 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
2942 2017-03-21 Brad Spengler <spender@grsecurity.net>
2945 * plugin.c (htab_hash_plugin): New function.
2946 (add_new_plugin): Use it and adjust.
2947 (parse_plugin_arg_opt): Adjust.
2948 (init_one_plugin): Likewise.
2950 2017-03-21 Richard Biener <rguenther@suse.de>
2952 PR tree-optimization/80032
2953 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
2954 if set force the cleanup to happen unconditionally.
2955 (gimplify_target_expr): Push inserted clobbers with force_uncond
2956 to avoid them being removed by control-dependent DCE.
2958 2017-03-21 Richard Biener <rguenther@suse.de>
2960 PR tree-optimization/80122
2961 * tree-inline.c (copy_bb): Do not expans va-arg packs or
2962 va_arg_pack_len when the inlined call stmt requires pack
2964 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
2966 2017-03-21 Jakub Jelinek <jakub@redhat.com>
2969 * tsan.c (instrument_builtin_call): If the memory model argument
2970 is not a constant, assume it is valid.
2973 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
2976 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
2978 PR rtl-optimization/79910
2979 * combine.c (can_combine_p): Do not allow combining an I0 or I1
2980 if its dest is used by an insn before I2 (other than the combined
2981 insns themselves, which are properly handled already).
2983 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
2986 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
2988 * combine.c (record_used_regs): New static function.
2989 (try_combine): Handle situations where there is an additional
2990 instruction between I2 and I3 which needs to have a LOG_LINK
2994 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
2996 * combine.c (try_combine): Delete redundant i1 test. Call
2997 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
2999 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3002 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
3005 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3007 PR tree-optimization/80054
3008 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
3009 the optimization if a PHI or any of its arguments is not dominated
3010 by the candidate's basis. Use gphi* rather than gimple* as
3012 (replace_profitable_candidates): Clean up a gimple* variable that
3013 should be a gphi* variable.
3015 2017-03-20 Martin Sebor <msebor@redhat.com>
3018 * doc/extend.texi (attribute constructor): Document present limitation.
3020 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
3023 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
3024 __POWER9_VECTOR__ #ifdef control, change template definition to
3025 use Power9-specific built-in function.
3026 (vec_any_eq): Likewise.
3027 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
3028 to control outcomes from this test.
3029 (vector_ae_<mode>p): For VEC_F modes, likewise.
3031 2017-03-20 Ian Lance Taylor <iant@google.com>
3033 * config/i386/i386.c (ix86_function_regparm): Save an extra
3034 register for -fsplit-stack with DECL_STATIC_CHAIN.
3036 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3039 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
3040 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
3042 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
3044 * config/riscv/riscv.c (riscv_print_operand): Use "fence
3046 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
3049 2017-03-20 Marek Polacek <polacek@redhat.com>
3052 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
3054 2017-03-20 Richard Biener <rguenther@suse.de>
3056 PR tree-optimization/80113
3057 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
3058 allocate extra SSA name for PHI def.
3059 (add_close_phis_to_outer_loops): Likewise.
3060 (add_close_phis_to_merge_points): Likewise.
3061 (copy_loop_close_phi_args): Likewise.
3062 (copy_cond_phi_nodes): Likewise.
3064 2017-03-20 Martin Liska <mliska@suse.cz>
3067 * tree-chkp.c (chkp_build_returned_bound): Do not build
3068 returned bounds for a LHS that's not a BOUNDED_P type.
3070 2017-03-20 Martin Liska <mliska@suse.cz>
3074 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
3075 COMPLEX_CST and VECTOR_CST.
3077 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3080 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
3081 target operand. A new splitter adds the clobber statement in case
3082 the target operand is dead anyway.
3084 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
3086 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
3087 to age-old versions of binutils and glibc.
3089 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
3091 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
3093 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3095 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
3097 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
3099 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
3100 requirement for binutils 2.13.
3102 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
3104 * combine.c (try_combine): Delete redundant i1 test. Call
3105 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
3107 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
3109 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
3110 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
3112 <riscv64-*-elf>: Re-arrange section
3113 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
3114 <riscv32-*-linux>: Likewise.
3115 <riscv64-*-elf>: Likewise
3116 <riscv64-*-linux>: Likewise.
3118 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
3121 * aarch64.opt(verbose-cost-dump): Fix typo.
3123 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
3126 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
3127 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
3129 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
3131 * reload.c (find_reloads): When reloading a nonoffsettable address,
3132 use RELOAD_OTHER for it and its address reloads.
3134 PR rtl-optimization/79910
3135 * combine.c (record_used_regs): New static function.
3136 (try_combine): Handle situations where there is an additional
3137 instruction between I2 and I3 which needs to have a LOG_LINK
3140 2017-03-17 Jeff Law <law@redhat.com>
3142 PR tree-optimization/71437
3143 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
3144 conditional in the hash table first.
3145 (vrp_dom_walker::before_dom_children): Extract condition from
3146 ASSERT_EXPR. Record condition, its inverion and any implied
3149 2017-03-17 Marek Polacek <polacek@redhat.com>
3150 Markus Trippelsdorf <markus@trippelsdorf.de>
3152 PR tree-optimization/80079
3153 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
3156 2017-03-17 Richard Biener <rguenther@suse.de>
3159 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
3160 Properly verify the LHS before the RHS possibly claims to be
3162 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
3165 2017-03-17 Martin Jambor <mjambor@suse.cz>
3167 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
3168 (List of -O2 options): Likewise.
3169 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
3172 2017-03-17 Tom de Vries <tom@codesourcery.com>
3174 * gcov-dump.c (print_usage): Print bug_report_url.
3176 2017-03-17 Richard Biener <rguenther@suse.de>
3179 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
3180 (parser::peek): Likewise.
3182 2017-03-17 Richard Biener <rguenther@suse.de>
3184 PR tree-optimization/80048
3185 * sese.c (free_sese_info): Properly release rename_map and
3186 copied_bb_map elements.
3188 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
3190 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
3191 Add linked-list forward and backlinks. Insert on
3192 construction, remove on destruction.
3193 (class pass_store_merging): Add m_stores_head field.
3194 (pass_store_merging::terminate_and_process_all_chains):
3195 Iterate over m_stores_head list.
3196 (pass_store_merging::terminate_all_aliasing_chains):
3198 (pass_store_merging::execute): Check for debug stmts first.
3199 Push new chains onto the m_stores_head stack.
3201 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
3204 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
3205 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
3206 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
3208 2017-03-16 Jeff Law <law@redhat.com>
3210 PR tree-optimization/71437
3211 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
3212 member function. Implementation moved into after_dom_children
3213 member function and into the threader's thread_outgoing_edges
3215 (dom_opt_dom_walker::after_dom_children): Simplify by moving
3216 some code into new thread_outgoing_edges.
3217 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
3218 definition. Simplify marker handling (do it here). Assume we always
3219 have the available expression and the const/copies tables.
3220 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
3222 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
3223 * tree-vrp.c (equiv_stack): No longer file scoped.
3224 (vrp_dom_walker): New class.
3225 (vrp_dom_walker::before_dom_children): New member function.
3226 (vrp_dom_walker::after_dom_children): Likewise.
3227 (identify_jump_threads): Setup domwalker. Use it rather than
3228 walking edges in a random order by hand. Simplify setup/finalization.
3229 (finalize_jump_threads): Remove.
3230 (vrp_finalize): Do not call identify_jump_threads here.
3231 (execute_vrp): Do it here instead and call thread_through_all_blocks
3234 PR tree-optimization/71437
3235 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
3237 (simplify_stmt_for_jump_threading): Add basic_block argument. All
3239 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
3240 (dom_opt_dom_walker::thread_across_edge): Remove
3241 handle_dominating_asserts argument. All callers changed.
3242 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
3243 changes. Remove calls to lhs_of_dominating_assert. Other
3244 uses of handle_dominating_asserts turn into unconditional code
3245 (simplify_control_stmt_condition_1): Likewise.
3246 (simplify_control_stmt_condition): Likewise.
3247 (thread_through_normal_block, thread_across_edge): Likewise.
3248 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
3249 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
3250 object if it is not an SSA_NAME.
3251 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
3252 before calling into the VRP specific simplifiers.
3253 (identify_jump_threads): Remove handle_dominating_asserts
3256 2017-03-16 Jakub Jelinek <jakub@redhat.com>
3259 * tree-diagnostic.c (default_tree_printer): No longer static.
3260 * tree-diagnostic.h (default_tree_printer): New prototype.
3262 2017-03-16 Tamar Christina <tamar.christina@arm.com>
3264 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
3265 Change ins into fmov.
3267 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3269 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
3270 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
3271 Use h_con constraint for operand 1.
3272 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
3273 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
3275 2017-03-15 Jeff Law <law@redhat.com>
3277 PR tree-optimization/71437
3278 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
3279 (record_temporary_equivalences): Use it.
3281 PR tree-optimization/71437
3282 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
3283 tree-ssa-scopedtables.
3284 (lookup_avail_expr, build_and_record_new_cond): Likewise.
3285 (record_conditions, record_cond, vuse_eq): Likewise.
3286 (record_edge_info): Adjust to API tweak of record_conditions.
3287 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
3288 (record_temporary_equivalences, optimize_stmt): Likewise.
3289 (eliminate_redundant_computations): Likewise.
3290 (record_equivalences_from_stmt): Likewise.
3291 * tree-ssa-scopedtables.c: Include options.h and params.h.
3292 (vuse_eq): New function, moved from tree-ssa-dom.c
3293 (build_and_record_new_cond): Likewise.
3294 (record_conditions): Likewise. Accept vector of conditions rather
3295 than edge_equivalence structure for first argument.
3296 for the first argument.
3297 (avail_exprs_stack::lookup_avail_expr): New member function, moved
3298 from tree-ssa-dom.c.
3299 (avail_exprs_stack::record_cond): Likewise.
3300 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
3301 from tree-ssa-dom.c.
3302 (avail_exprs_stack): Add new member functions lookup_avail_expr
3304 (record_conditions): Declare.
3306 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
3309 * lra-constraints.c (process_alt_operands): Increase reject for
3310 reloading an input/output operand.
3312 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
3315 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
3316 insns to convert from signed/unsigned char/short to IEEE 128-bit
3318 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
3320 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
3323 * config/i386/i386.c (ix86_vector_duplicate_value): Create
3324 subreg of inner mode for values already in registers.
3326 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
3328 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
3329 iteration reg is used after the loop.
3331 2017-03-14 Martin Sebor <msebor@redhat.com>
3333 PR tree-optimization/79800
3334 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
3335 precision in negative-positive range.
3336 (format_floating): Call non-const overload with adjusted precision.
3338 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
3341 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
3344 2017-03-14 Martin Sebor <msebor@redhat.com>
3347 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
3348 * builtins.def (aligned_alloc): Use it.
3351 * Makefile.in (GTFILES): Add calls.c.
3352 * calls.c: Include "gt-calls.h".
3354 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
3356 PR rtl-optimization/79728
3357 * regs.h (struct target_regs): New field
3358 x_contains_allocatable_regs_of_mode.
3359 (contains_allocatable_regs_of_mode): New macro.
3360 * reginfo.c (init_reg_sets_1): Initialize it, and change
3361 contains_reg_of_mode so it includes global regs as well.
3362 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
3363 rather than contains_regs_of_mode.
3365 2017-03-14 Martin Liska <mliska@suse.cz>
3367 * doc/invoke.texi: Document options that can't be combined with
3368 -fcheck-pointer-bounds.
3370 2017-03-14 Martin Liska <mliska@suse.cz>
3373 * doc/invoke.texi (-Wchkp): Document the option.
3375 2017-03-14 Martin Liska <mliska@suse.cz>
3377 * Makefile.in: Install gcov-dump.
3379 2017-03-14 Martin Liska <mliska@suse.cz>
3381 * multiple_target.c (expand_target_clones): Bail out for
3382 an invalid attribute.
3384 2017-03-14 Richard Biener <rguenther@suse.de>
3386 * alias.c (struct alias_set_entry): Pack properly.
3387 * cfgloop.h (struct loop): Likewise.
3388 * cse.c (struct set): Likewise.
3389 * ipa-utils.c (struct searchc_env): Likewise.
3390 * loop-invariant.c (struct invariant): Likewise.
3391 * lra-remat.c (struct cand): Likewise.
3392 * recog.c (struct change_t): Likewise.
3393 * rtl.h (struct address_info): Likewise.
3394 * symbol-summary.h (function_summary): Likewise.
3395 * tree-loop-distribution.c (struct partition): Likewise.
3396 * tree-object-size.c (struct object_size_info): Likewise.
3397 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
3398 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
3399 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
3400 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
3401 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
3402 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
3403 (struct _stmt_vec_info): Likewise.
3405 2017-03-14 Martin Liska <mliska@suse.cz>
3408 * multiple_target.c (create_dispatcher_calls): Check that
3409 a target can create a function dispatcher.
3411 2017-03-14 Martin Liska <mliska@suse.cz>
3414 * multiple_target.c (expand_target_clones): Drop local.local
3415 flag for default implementation.
3417 2017-03-14 Richard Biener <rguenther@suse.de>
3419 PR tree-optimization/80030
3420 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
3422 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
3424 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
3425 gcc_fallthrough() instead of __attribute__((fallthrough));
3427 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3429 * doc/gcc.texi: Remove "up" link to (DIR).
3430 * doc/gccint.texi: Ditto.
3432 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
3434 * doc/install.texi (Specific) <avr>: Remove reference to
3437 2017-03-13 Jeff Law <law@redhat.com>
3439 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
3440 attribute rather than comments.
3442 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
3443 match_scratch operand is highest.
3445 2017-03-13 Martin Liska <mliska@suse.cz>
3448 * ipa-pure-const.c (warn_function_noreturn): If the declarations
3449 is a CHKP clone, use original declaration.
3451 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3453 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
3454 (arc_conditional_register_usage): Use a different allocation order
3455 when optimizing for size.
3456 * common/config/arc/arc-common.c (arc_option_optimization_table):
3457 Section anchors default on when optimizing for size.
3459 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3461 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
3463 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3465 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
3466 * config/arc/arc.md (cpu_facility): Add cd variant.
3467 (*movqi_insn): Add code density variant.
3468 (*movhi_insn): Likewise.
3469 (*movqi_insn): Likewise.
3470 (*addsi3_mixed): Likewise.
3471 (subsi3_insn): Likewise.
3473 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3475 * config/arc/arc.md (movsi_cond_exec): Update constraint.
3477 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
3479 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
3480 expressions with MINUS and UNARY ops.
3482 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3485 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
3487 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
3488 between vec_select and vector argument.
3489 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
3490 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
3491 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
3492 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
3493 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
3494 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
3496 2017-03-13 Richard Biener <rguenther@suse.de>
3499 * params.def (vect-max-peeling-for-alignment): Fix typo.
3501 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3503 * doc/install.texi (Specific) <mips-*-*>: Remove description of
3504 issue that only occurred with binutils below 2.18.
3506 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3508 * doc/install.texi (Specific) <cris-axis-elf>: No longer
3509 refer to binutils 2.11/2.12 minimum.
3511 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
3513 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
3514 ftp.kernel.org and simplify binutils requirement.
3516 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
3518 * doc/invoke.texi (Warning Options): Fix spelling of link-time
3520 (Optimize Options): Ditto. Also remove redundancy.
3522 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3524 PR translation/79848
3525 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
3527 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
3528 to G_ to avoid double translation.
3530 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3532 PR translation/79923
3533 * auto-profile.c (get_combined_location): Convert leading
3534 character of diagnostics to lower case and remove trailing period.
3535 (read_profile): Likewise for various diagnostics.
3536 * config/arm/arm.c (arm_option_override): Remove trailing period
3537 from various diagnostics.
3538 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
3539 (msp430_expand_delay_cycles): Likewise.
3541 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3544 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
3545 full command-line argument, rather than just "str".
3546 (aarch64_validate_march): Likewise.
3547 (aarch64_validate_mtune): Likewise.
3549 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
3551 PR rtl-optimization/78911
3552 * lra-assigns.c (must_not_spill_p): New function.
3553 (spill_for): Use it.
3555 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3557 PR tree-optimization/79981
3558 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
3559 ATOMIC_COMPARE_EXCHANGE ifn result.
3560 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
3561 IFN_ATOMIC_COMPARE_EXCHANGE.
3563 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3566 * opts.c (parse_sanitizer_options): Add missing question mark to
3567 "did you mean" message.
3569 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3571 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
3573 (VMULEUH_UNS): Likewise.
3574 (VMULOUB_UNS): Likewise.
3575 (VMULOUH_UNS): Likewise.
3576 * config/rs6000/rs6000.c (builtin_function_type): Remove
3577 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
3579 2017-03-10 David Malcolm <dmalcolm@redhat.com>
3582 * read-rtl-function.c (function_reader::read_rtx_operand): Update
3583 x with result of extra_parsing_for_operand_code_0.
3584 (function_reader::extra_parsing_for_operand_code_0): Convert
3585 return type from void to rtx, returning x. When reading
3586 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
3587 larger size containing struct block_symbol.
3589 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
3591 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
3592 -mfloat128-hardware without -m64.
3594 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
3597 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
3598 entries to the case statement that marks unsigned arguments to
3599 overloaded functions.
3601 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
3603 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
3604 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
3606 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
3609 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
3610 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
3612 2017-03-10 Martin Liska <mliska@suse.cz>
3616 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
3617 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
3620 2017-03-10 Olivier Hainque <hainque@adacore.com>
3622 * tree-switch-conversion (array_value_type): Start by resetting
3623 candidate type to it's main variant.
3625 2017-03-10 Jakub Jelinek <jakub@redhat.com>
3627 PR rtl-optimization/79909
3628 * combine.c (try_combine): Use simplify_replace_rtx on individual
3629 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
3630 of the whole CALL_INSN_FUNCTION_USAGE.
3632 PR tree-optimization/79972
3633 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
3634 get_range_info on SSA_NAMEs. Formatting fixes.
3636 2017-03-10 Richard Biener <rguenther@suse.de>
3637 Jakub Jelinek <jakub@redhat.com>
3639 PR tree-optimization/77975
3640 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
3641 edge to be constant.
3642 (get_val_for): For constant x return it. Formatting fix.
3643 (loop_niter_by_eval): Avoid pointless looping if the next iteration
3644 would use the same bases as the current one.
3646 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3648 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
3649 instead of vec_select for V1TImode.
3650 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
3652 (VSX_LE_128): Add V1TI to this mode iterator.
3653 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
3654 (*vsx_le_perm_store_<mode>): Likewise.
3655 (pre-reload splitter for VSX stores): Likewise.
3656 (post-reload splitter for VSX stores): Likewise.
3657 (*vsx_xxpermdi2_le_<mode>): Likewise.
3658 (*vsx_lxvd2x2_le_<mode>): Likewise.
3659 (*vsx_stxvd2x2_le_<mode>): Likewise.
3661 2017-03-09 Michael Eager <eager@eagercon.com>
3663 Correct failures with --enable-checking=yes,rtl.
3665 * config/microblaze/microblaze.c (microblaze_expand_shift):
3666 Replace GET_CODE test with CONST_INT_P and INTVAL test with
3667 test for const0_rtx.
3668 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
3669 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
3671 2017-03-09 Richard Biener <rguenther@suse.de>
3673 PR tree-optimization/79977
3674 * graphite-scop-detection.c (scop_detection::merge_sese):
3675 Handle the case of extra exits to blocks dominating the entry.
3677 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
3679 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
3682 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
3684 PR rtl-optimization/79949
3685 * lra-constraints.c (process_alt_operands): Check memory when
3686 trying to predict a cycle. Print about the overall increase.
3688 2017-03-09 Richard Biener <rguenther@suse.de>
3691 * gimple-expr.c (useless_type_conversion_p): Preserve
3692 TYPE_SATURATING for fixed-point types.
3694 2017-03-09 Richard Biener <rguenther@suse.de>
3697 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
3698 alignment of BLKmode params.
3700 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3703 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
3704 (VALL_NO_V2Q): Likewise.
3706 * config/aarch64/aarch64-simd.md
3707 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
3709 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
3710 VALL_NO_V2Q mode iterator.
3711 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
3713 2017-03-09 Martin Liska <mliska@suse.cz>
3715 PR tree-optimization/79631
3716 * tree-chkp-opt.c (chkp_is_constant_addr): Call
3717 tree_int_cst_sign_bit just for INTEGER constants.
3719 2017-03-09 Martin Liska <mliska@suse.cz>
3723 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
3726 2017-03-09 Marek Polacek <polacek@redhat.com>
3729 * tree.c (inchash::add_expr): Handle TREE_VEC.
3731 2017-03-09 Martin Liska <mliska@suse.cz>
3734 (chkp_narrow_size_and_offset): New function.
3735 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
3736 (void chkp_parse_bit_field_ref): New function.
3737 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
3738 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
3740 2017-03-09 Martin Liska <mliska@suse.cz>
3743 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
3744 (chkp_find_bounds_1): Remove gcc_unreachable.
3746 2017-03-09 Jakub Jelinek <jakub@redhat.com>
3749 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
3750 BUILT_IN_SYNC*, determine the access type from the size suffix and
3751 always build a MEM_REF with that type. Handle forgotten
3752 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
3755 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
3756 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
3757 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
3758 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
3759 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
3760 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
3761 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
3762 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
3763 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
3764 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
3765 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
3766 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
3767 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
3768 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
3769 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
3770 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
3771 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
3772 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
3773 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
3774 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
3775 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
3776 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
3777 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
3778 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
3779 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
3780 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
3781 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
3782 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
3783 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
3784 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
3785 definitions outside of __OPTIMIZE__ guarded section.
3788 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
3789 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
3790 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
3791 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
3794 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3796 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
3797 ("vfenez<mode>"): Add missing constraints.
3799 2017-03-08 Martin Sebor <msebor@redhat.com>
3802 * config/nds32/nds32.c (nds32_option_override):
3803 Fix misspelled diagnostic.
3805 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3808 * gimplify.c (gimplify_omp_for): Replace index var in outer
3809 taskloop statement with an artificial variable and add
3810 OMP_CLAUSE_PRIVATE clause for it.
3812 2017-03-08 Richard Biener <rguenther@suse.de>
3814 PR tree-optimization/79955
3815 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3816 for accesses that are completely outside of the variable.
3818 2017-03-08 Andrew Haley <aph@redhat.com>
3820 PR tree-optimization/79943
3821 * tree-ssa-loop-split.c (compute_new_first_bound): When
3822 calculating the new upper bound, (END-BEG) should be added, not
3825 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3827 * config/avr/avr.md (setmemhi): Make sure match_dup
3828 operand number comes before match_scratch.
3830 2017-03-08 Richard Biener <rguenther@suse.de>
3832 PR tree-optimization/79920
3833 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
3834 with ncopies == 1 to ...
3835 (vect_transform_slp_perm_load): ... here. Properly compute
3836 all element loads by iterating VF times over the group. Do
3837 not handle ncopies (computed in a broken way) in
3838 vect_create_mask_and_perm.
3840 2017-03-08 Jakub Jelinek <jakub@redhat.com>
3843 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
3844 is a uniform vector, use uniform_vector_p return value instead of
3845 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
3847 2017-03-07 Marek Polacek <polacek@redhat.com>
3850 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
3851 (alloca_call_type): Likewise.
3853 2017-03-07 Martin Liska <mliska@suse.cz>
3855 * gcov.c (process_args): Put comment to correct location.
3857 2017-03-07 Martin Liska <mliska@suse.cz>
3860 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
3861 Use array_at_struct_end_p instead of DECL_CHAIN (field).
3862 (chkp_narrow_bounds_for_field): Likewise.
3863 (chkp_parse_array_and_component_ref): Pass one more argument to
3866 2017-03-07 Richard Biener <rguenther@suse.de>
3868 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
3871 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
3873 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
3874 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
3876 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3879 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
3880 to end of description.
3881 (PARAM_MAX_STORES_TO_MERGE): Likewise.
3883 2017-03-07 Jakub Jelinek <jakub@redhat.com>
3885 PR rtl-optimization/79901
3886 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
3888 (*avx512f_<code><mode>3<mask_name>): ... this.
3889 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
3890 iterator instead of VI8_AVX2_AVX512BW.
3892 PR rtl-optimization/79901
3893 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
3894 min/max expander, expand it using expand_vec_cond_expr.
3897 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
3900 2017-03-06 Jakub Jelinek <jakub@redhat.com>
3903 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
3904 to void * for PCH reasons.
3905 * dwarf2out.c (output_loc_operands, output_die): Cast
3906 v.val_vec.array to unsigned char *.
3908 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
3911 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
3914 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
3916 PR rtl-optimization/79571
3917 * lra-constraints.c (process_alt_operands): Calculate static
3918 reject and subtract it from overall when only addresses will be
3921 2017-03-06 Julia Koval <julia.koval@intel.com>
3924 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
3925 incoming stack boundary to 128 for 64-bit targets.
3927 2017-03-06 Richard Biener <rguenther@suse.de>
3929 PR tree-optimization/79894
3930 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
3931 to NULL after folding it.
3933 2017-03-06 Richard Biener <rguenther@suse.de>
3935 PR tree-optimization/79824
3936 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
3937 check disabling peeling for gaps.
3939 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
3941 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
3942 attributes): Document gettimeofday.
3944 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
3946 * config/s390/s390.c (s390_option_override_internal): Set
3947 PARAM_MIN_VECT_LOOP_BOUND
3949 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
3951 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
3952 * config/s390/s390.md: Likewise.
3954 2017-03-06 Jakub Jelinek <jakub@redhat.com>
3957 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
3958 (<avx2_avx512>_perm<mode>): Rename to ...
3959 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
3961 (<avx512>_perm<mode>_mask): Rename to ...
3962 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
3964 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
3965 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
3966 instead of VI8F_256_512.
3967 (avx512f_perm<mode>): New define_expand.
3968 (avx512f_perm<mode>_mask): Likewise.
3969 (avx512f_perm<mode>_1<mask_name>): New define_insn.
3970 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
3972 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
3974 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
3975 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
3977 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
3979 2017-03-06 Martin Liska <mliska@suse.cz>
3982 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
3983 when having a SSA NAME w/o VAR_DECL assigned to it.
3985 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
3987 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
3988 msa_dpsub_<su>_d): Fix MODE for vec_select.
3990 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
3992 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
3994 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
3996 2017-03-06 Richard Biener <rguenther@suse.de>
3998 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
3999 * plugin.c (register_plugin_info): Likewise.
4000 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
4002 2017-03-05 Jakub Jelinek <jakub@redhat.com>
4004 * config/i386/sse.md (sse_storehps, sse_storelps,
4005 avx_<castmode><avxsizesuffix>_<castmode>,
4006 avx512f_<castmode><avxsizesuffix>_<castmode>,
4007 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
4008 in condition that at least one operand is not a MEM.
4010 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4013 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
4014 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
4016 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
4017 gimple_call_nothrow_p flag based on whether original builtin can throw.
4018 If it can, emit following stmts on the fallthrough edge.
4019 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
4020 don't create new bb if inserting just debug stmts on the edge, try to
4021 insert them on the fallthru bb or just reset debug stmts.
4023 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
4026 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
4027 restore recog_data (including the operand rtxes inside it) around
4028 the call to get_insn_template.
4030 2017-03-03 Martin Sebor <msebor@redhat.com>
4032 PR tree-optimization/79699
4033 * context.c (context::~context): Free MPFR caches to avoid
4034 a memory leak on program exit.
4036 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4038 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
4039 Use wide_int::ulow () instead of .elt (0).
4041 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4043 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
4044 (*pushxf): Limit oF constraint to 32bit targets and add oC
4045 constraint for 64bit targets.
4046 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
4047 (*pushdf): Change rmF constraint to rmC.
4049 2017-03-03 Martin Liska <mliska@suse.cz>
4051 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
4052 Remove unused variable.
4054 2017-03-03 Jakub Jelinek <jakub@redhat.com>
4057 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
4058 is a memory operand, increase num_memory.
4059 (ix86_expand_args_builtin): Likewise.
4061 2017-03-03 Jan Hubicka <jh@suse.cz>
4064 * ipa-devirt.c (maybe_record_node): Properly handle
4065 __cxa_pure_virtual visibility.
4067 2017-03-03 Martin Liska <mliska@suse.cz>
4069 PR tree-optimization/79803
4070 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
4072 (pass_loop_prefetch::execute): Disabled optimization if an
4073 assumption about L1 cache size is not met.
4075 2017-03-03 Martin Liska <mliska@suse.cz>
4077 PR rtl-optimization/79574
4078 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
4079 (hash_scan_set): Likewise.
4080 (dump_hash_table): Likewise.
4081 (hoist_code): Likewise.
4083 2017-03-03 Richard Biener <rguenther@suse.de>
4085 * fixed-value.c (fixed_from_string): Restore use of elt (1)
4086 in place of uhigh ().
4087 (fixed_convert_from_real): Likewise.
4089 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
4092 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
4094 2017-03-03 Richard Biener <rguenther@suse.de>
4097 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
4098 TYPE_OVERFLOW_UNDEFINED check.
4100 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4102 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
4104 (vector_ae_<mode>_p): Likewise.
4105 (vector_nez_<mode>_p): Likewise.
4106 (vector_ne_v2di_p): Likewise.
4107 (vector_ae_v2di_p): Likewise.
4108 (vector_ne_<mode>_p): Likewise.
4109 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
4111 (vsx_tsqrt<mode>2_fe): Likewise.
4113 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
4116 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
4118 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4120 PR rtl-optimization/79780
4121 * cprop.c (one_cprop_pass): When second and further conditional trap
4122 in a single basic block is turned into an unconditional trap, turn it
4123 into a deleted note to avoid RTL verification failures.
4125 2017-03-02 Richard Biener <rguenther@suse.de>
4127 * fold-const.c (const_binop): Use ulow () instead of elt (0).
4129 2017-03-02 Richard Biener <rguenther@suse.de>
4131 PR tree-optimization/79345
4133 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
4134 param and abort the walk, returning -1 if it is hit.
4135 (walk_aliased_vdefs): Take a limit param and pass it on.
4136 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
4137 defaulting to 0 and return a signed int.
4138 * tree-ssa-uninit.c (struct check_defs_data): New struct.
4139 (check_defs): New helper.
4140 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
4141 about uninitialized memory.
4142 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
4143 bogus uninitialized warning.
4144 (fixed_convert_from_real): Likewise.
4146 2017-03-02 Bin Cheng <bin.cheng@arm.com>
4148 PR tree-optimization/66768
4149 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
4150 iv_use if base object can't be determined.
4152 2017-03-02 Jakub Jelinek <jakub@redhat.com>
4154 PR tree-optimization/79345
4155 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
4156 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
4157 (get_pattern_stats): Initialize it.
4158 * genemit.c (gen_expand): Verify match_scratch numbers come after
4159 match_operand/match_dup numbers.
4160 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
4161 match_scratch numbers.
4162 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
4164 * config/s390/s390.md (trunctdsd2): Likewise.
4166 2017-03-02 Richard Biener <rguenther@suse.de>
4168 * wide-int.h (wide_int_storage::operator=): Implement in terms
4171 2017-03-02 Richard Biener <rguenther@suse.de>
4173 PR tree-optimization/79777
4174 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
4175 the to insert expression to sth existing.
4177 2017-03-01 Martin Sebor <msebor@redhat.com>
4180 * gimple-ssa-sprintf.c
4181 (directive::known_width_and_precision): New function.
4182 (format_integer): Use it.
4183 (get_mpfr_format_length): Consider the full range of precision
4184 when computing %g output with the # flag. Set the likely byte
4185 count to 3 rather than 1 when precision is indeterminate.
4186 (format_floating): Correct the lower bound of precision.
4188 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4190 * doc/invoke.texi: Document default code model for 64-bit Linux.
4192 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4195 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
4196 udiv rather than div since input pattern is unsigned.
4198 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
4200 * config/i386/i386.c (print_reg): Warn for values of
4201 unsupported size in integer register.
4203 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
4206 * config/rs6000/predicates.md (current_file_function_operand): Do
4207 not allow self calls to be local if the function is replaceable.
4209 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
4212 * config/rs6000/altivec.h (vec_ctz and others): Change the
4213 preprocessor macro that controls conditional compilation from
4214 _ARCH_PWR9 to __POWER9_VECTOR__.
4215 (vec_all_ne): Change parameterization of __altivec_scalar_pred
4216 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
4217 control (instead of _ARCH_PWR9 control) so that template
4218 definition uses power9-specific function.
4219 (vec_any_eq): Likewise.
4220 (vec_all_ne): Change macro definition to use a power9-specific
4221 expansion under #ifdef __POWER9_VECTOR__ control (instead of
4222 _ARCH_PWR9 control).
4223 (vec_any_eq) Likewise.
4224 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
4225 expansion for CMPNEF to remove support for xvcmpnesp instruction.
4226 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
4227 support for xvcmpnedp instruction.
4228 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
4229 macro expansion so that Power9 implementation of vec_all_ne does
4230 not use the AltiVec predicate framework.
4231 (VCMPNEH_P): Likewise.
4232 (VCMPNEW_P): Likewise.
4233 (VCMPNED_P): Likewise.
4234 (VCMPNEFP_P): Likewise.
4235 (VCMPNEDP_P): Likewise.
4236 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
4237 implementation of vec_any_eq to not use AltiVec predicate
4239 (VCMPAEH_P): Likewise.
4240 (VCMPAEW_P): Likewise.
4241 (VCMPAED_P): Likewise.
4242 (VCMPAEFP_P): Likewise.
4243 (VCMPAEDP_P): Likewise.
4244 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
4245 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
4246 not use the AltiVec predicate framework.
4247 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
4248 of vec_any_eq to not use AltiVec predicate framework.
4249 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
4250 support for predefined __POWER9_VECTOR__ macro to indicate that
4251 Power9 instruction selection is enabled.
4252 (altivec_overloaded_builtins): Remove extraneous
4253 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
4254 function argument types RS6000_BTI_bool_V16QI and
4255 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
4256 entry for overloaded function argument types RS6000_BTI_bool_V4SI
4257 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
4258 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
4259 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
4260 Power9 for implementations of vec_cmpne. Change the signature for
4261 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
4262 (representing vec_all_ne) to remove the previously described first
4263 argument of type RS6000_BTI_INTSI, as this was an artifact of
4264 reliance on the AltiVec predicate framework, which is no longer
4265 used in the implementation of these functions. Add
4266 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
4267 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
4268 since, unlike the AltiVec predicate framework implementation, we
4269 do not share function descriptors between vec_alle and vec_anyeq.
4270 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
4271 set of modes that receive special treatment even when
4272 TARGET_P9_VECTOR is true. The special treatment emits code that
4273 does not depend on Power9 instructions.
4274 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
4275 define_expand to not rely on AltiVec predicate framework.
4276 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4278 (vector_ne_v2di_p): Change this define_expand to not rely on
4279 AltiVec predicate framework.
4280 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
4282 (vector_ne_<mode>_p): Change this define_expand to not rely on
4283 AltiVec predicate framework.
4284 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
4286 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
4287 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
4288 define_insn pattern.
4289 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
4290 define_insn pattern because the xvcmpne<VSs>. instruction is not
4292 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
4293 instruction is not supported.
4295 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4297 * config/nvptx/nvptx.c: Include intl.h.
4299 2017-03-01 Martin Jambor <mjambor@suse.cz>
4302 * ipa-prop.h (ipa_bits): Removed field known.
4303 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
4304 to pointers. Adjusted their comments to warn about their sharing.
4305 (ipcp_transformation_summary): Change bits to a vector of pointers.
4306 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
4307 (ipa_get_ipa_bits_for_value): Declare.
4308 * tree-vrp.h (value_range): Mark as GTY((for_user)).
4309 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
4310 (ipa_bits_hash_table): Likewise.
4311 (ipa_vr_ggc_hash_traits): Likewise.
4312 (ipa_vr_hash_table): Likewise.
4313 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
4314 being pointers and vr_known being removed.
4315 (ipa_set_jf_unknown): Likewise.
4316 (ipa_get_ipa_bits_for_value): New function.
4317 (ipa_set_jfunc_bits): Likewise.
4318 (ipa_get_value_range): New overloaded functions.
4319 (ipa_set_jfunc_vr): Likewise.
4320 (ipa_compute_jump_functions_for_edge): Use the above functions to
4321 construct bits and vr parts of jump functions.
4322 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
4323 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4325 (ipcp_grow_transformations_if_necessary): Also allocate
4326 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
4328 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
4329 them. Fix too long lines.
4330 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
4331 vr_known being removed.
4332 (ipa_read_jump_function): Use new setter functions to construct bits
4333 and vr parts of jump functions or set them to NULL.
4334 (write_ipcp_transformation_info): Adjust for bits being pointers.
4335 (read_ipcp_transformation_info): Likewise.
4336 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
4338 Include gt-ipa-prop.h.
4339 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
4341 (ipcp_store_bits_results): Likewise.
4342 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
4343 Do not write to existing jump functions but use a temporary instead.
4345 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4348 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
4349 attempt to use its first operand as BIT_FIELD_REF base.
4351 2017-03-01 Richard Biener <rguenther@suse.de>
4354 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
4355 interpolating formula in wrapping arithmetic.
4356 (chrec_apply): Convert chrec_evaluate return value to wanted type.
4358 2017-03-01 Jakub Jelinek <jakub@redhat.com>
4360 PR tree-optimization/79734
4361 * tree-vect-generic.c (expand_vector_condition): Optimize
4362 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
4363 Handle VEC_COND_EXPR where comparison has different inner width from
4366 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
4368 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
4369 markup, and similar issues. Remove @opindex entries for things
4370 that aren't options. Add missing -mmpy-option entries.
4372 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4374 PR tree-optimization/79737
4375 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
4376 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
4377 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
4378 instead of byte_size. Formatting fix.
4379 (shift_bytes_in_array_right): Formatting fix.
4381 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
4384 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
4385 condition on optimize for the leaf function test.
4387 2017-02-28 Martin Liska <mliska@suse.cz>
4390 * read-rtl-function.c (function_reader::handle_unknown_directive):
4391 Bail out when one uses -flto.
4393 2017-02-28 Martin Liska <mliska@suse.cz>
4395 * common.opt: Replace space with tabular for options of <number>
4397 * config/i386/i386.opt: Show <number> value for
4398 -mlarge-data-threshold.
4399 * opts.c (print_filtered_help): Do not display number in hexadecimal
4402 2017-02-28 Martin Liska <mliska@suse.cz>
4404 * common.opt: Fix --help=option -Q for options which are of
4407 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
4409 * config/i386/i386.c (print_reg): Error out for values
4410 of 8-bit size in invalid integer register.
4412 2017-02-28 Martin Sebor <msebor@redhat.com>
4414 PR tree-optimization/79691
4415 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
4417 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4420 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
4421 gcc_unreachable with output_operand_lossage.
4423 2017-02-28 Richard Biener <rguenther@suse.de>
4425 PR tree-optimization/79740
4426 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
4428 (visit_nary_op): Insert the nary into the hashtable if we
4429 pattern-matched sth.
4430 * tree-ssa-pre.c (eliminate_insert): Robustify.
4432 2017-02-28 Richard Biener <rguenther@suse.de>
4435 * fold-const.c (decode_field_reference): Reject out-of-bound
4438 2017-02-28 Jakub Jelinek <jakub@redhat.com>
4440 * config/i386/i386.c: Include intl.h.
4441 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
4442 instead of just cond ? "..." : "...".
4443 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
4444 * coverage.c (read_counts_file): Likewise.
4445 * omp-offload.c: Include intl.h.
4446 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
4447 of just cond ? "..." : "...".
4448 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
4449 of just cond ? "..." : "...".
4451 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
4454 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
4456 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
4457 'tune for' CPU name.
4458 * config/arm/arm-cpu-data.h: Regenerated.
4460 2017-02-28 Richard Biener <rguenther@suse.de>
4462 PR tree-optimization/79732
4463 * tree-inline.c (expand_call_inline): Do not shadow var.
4465 2017-02-28 Richard Biener <rguenther@suse.de>
4467 PR tree-optimization/79723
4468 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
4469 address-space properly.
4471 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
4473 * doc/optinfo.texi (Optimization groups): Fix option used for
4475 * doc/invoke.texi (-fopt-info): Document "omp".
4476 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
4477 (OPTGROUP_ALL): Add OPTGROUP_OMP.
4478 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
4479 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
4480 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
4482 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
4484 * dumpfile.c (optgroup_options): Instead of "openmp", associate
4485 OPTGROUP_OMP with "omp".
4487 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
4490 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
4491 for arithmetic shift of unsigned V2DI.
4493 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
4495 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
4496 arc/linux.h headers.
4497 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
4498 (LINK_SPEC): Likewise.
4499 (ARC_TLS_EXTRA_START_SPEC): Likewise.
4500 (EXTRA_SPECS): Likewise.
4501 (STARTFILE_SPEC): Likewise.
4502 (ENDFILE_SPEC): Likewise.
4503 (LIB_SPEC): Likewise.
4504 (TARGET_SDATA_DEFAULT): Likewise.
4505 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
4506 (MULTILIB_DEFAULTS): Likewise.
4507 (DWARF2_UNWIND_INFO): Likewise.
4508 * config/arc/big.h: New file.
4509 * config/arc/elf.h: Likewise.
4510 * config/arc/linux.h: Likewise.
4511 * config/arc/t-uClibc: Remove.
4513 2017-02-27 Bin Cheng <bin.cheng@arm.com>
4515 PR tree-optimization/77536
4516 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
4517 (tree_transform_and_unroll_loop): Use above function to compute the
4518 estimated niter of unrolled loop and use it when scaling profile.
4519 Also use count info rather than frequency if it's non-zero.
4520 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
4521 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
4522 (vect_transform_loop): Call above function.
4524 2017-02-27 Richard Biener <rguenther@suse.de>
4526 PR tree-optimization/45397
4527 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
4528 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
4529 (visit_nary_op): Add pattern matching for CSEing sign-changed
4530 or truncated operations with wider ones.
4532 2017-02-27 Richard Biener <rguenther@suse.de>
4534 PR tree-optimization/79690
4535 * tree-vect-stmts.c (vectorizable_store): Use vector type
4536 built from the DR with address-space.
4538 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
4540 * doc/invoke.texi (Optimize Options): Refine the description
4541 of asan-use-after-return.
4543 2017-02-25 Alan Modra <amodra@gmail.com>
4545 PR rtl-optimization/79584
4546 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
4547 base, not ad->base_term, the reg within base. Remove assertion
4548 that ad->base == ad->base_term. Replace gen_int_mode using
4549 bogus mode with const0_rtx.
4551 2017-02-25 Jakub Jelinek <jakub@redhat.com>
4554 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
4555 FMA_EXPR like tcc_binary or tcc_unary.
4557 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
4560 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
4562 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
4563 (output_loc_operands): Handle DW_OP_call_ref and
4564 DW_OP_GNU_variable_value.
4565 (struct variable_value_struct): New type.
4566 (struct variable_value_hasher): Likewise.
4567 (variable_value_hash): New variable.
4568 (string_types): Remove.
4569 (copy_loc_descr): New function.
4570 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
4571 (prepend_loc_descr_to_each): New function.
4572 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
4573 instead of add_loc_descr_to_each if the first argument is single
4574 location list and the second has multiple.
4575 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
4576 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
4577 when looking for variable value which doesn't have other location info.
4578 (loc_list_from_tree): Formatting fix.
4579 (gen_array_type_die): Simplify DW_AT_string_length handling.
4580 (adjust_string_types): Remove.
4581 (gen_subprogram_die): Don't call adjust_string_types nor test/set
4582 string_types. Call resolve_variable_values.
4583 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
4584 (resolve_addr_in_expr): Likewise. Add A argument.
4585 (copy_deref_exprloc): Remove deref argument. Adjust for the
4586 original expression being DW_OP_GNU_variable_value with optionally
4587 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
4588 optionally after it.
4589 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
4590 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
4591 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
4592 (variable_value_hasher::hash, variable_value_hasher::equal): New
4594 (resolve_variable_value_in_expr, resolve_variable_value,
4595 resolve_variable_values, note_variable_value_in_expr,
4596 note_variable_value): New functions.
4597 (dwarf2out_early_finish): Call note_variable_value on all toplevel
4600 2017-02-24 Jakub Jelinek <jakub@redhat.com>
4603 * opts.h (handle_generated_option): Add GENERATED_P argument.
4604 * opts-common.c (handle_option): Adjust function comment.
4605 (handle_generated_option): Add GENERATED_P argument, pass it to
4607 (control_warning_option): Pass false to handle_generated_option
4609 * opts.c (maybe_default_option): Pass true to handle_generated_option
4611 * optc-gen.awk: Likewise.
4613 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4615 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
4616 a REG, look at the REG it is a SUBREG of.
4617 (splitter for cmpeqsi_t): Ditto.
4619 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4621 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
4622 the special USEs with the pattern of the insn, not the insn itself.
4624 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
4627 * doc/invoke.texi: Document -mload-store-pairs.
4629 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4630 Sandra Loosemore <sandra@codesourcery.com>
4632 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
4633 argument isn't a CONST_INT.
4634 (nios2_alternate_compare_const): Assert op is a CONST_INT.
4635 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
4636 (nios2_validate_compare): Bypass alternate compare logic if *op2
4638 (ldstwm_operation_p): Return false if first_base is not a REG or
4639 if first_offset is not a CONST_INT.
4641 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4643 * config/cris/cris.md: Use correct operand in a define_peephole2.
4645 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4647 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
4649 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
4651 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
4652 this_insn if it is an INSN or JUMP_INSN.
4653 (force_offsettable): Look at base, not at addr.
4654 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
4655 on things that aren't necessarily CONST_INTs.
4657 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
4659 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
4660 -mfpmath=sse is the default also for x86-32 targets with SSE2
4661 instruction set when @option{-ffast-math} is enabled
4663 2017-02-24 Jeff Law <law@redhat.com>
4665 PR rtl-optimizatoin/79286
4666 * ira.c (update_equiv_regs): Drop may_trap_p exception to
4669 2017-02-24 Richard Biener <rguenther@suse.de>
4671 PR tree-optimization/79389
4672 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
4675 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
4677 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
4678 function comment to reflect reality.
4679 (loop_exits_before_overflow): Fix typo in function description.
4681 2017-02-24 Richard Biener <rguenther@suse.de>
4683 PR tree-optimization/79389
4684 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
4685 properly that a threading opportunity exists. Detect conditional
4686 copy/constant propagation opportunities.
4688 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
4690 * config/visium/visium.md (type): Add trap.
4691 (b): New mode attribute.
4692 (*btst): Rename into...
4693 (*btst<mode>): ...this and adjust.
4694 (*cbranchsi4_btst_insn): Rename into...
4695 (*cbranch<mode>4_btst_insn): ...this and adjust.
4696 (trap): New define_insn.
4698 2017-02-23 Jakub Jelinek <jakub@redhat.com>
4700 PR tree-optimization/79389
4701 * ifcvt.c (struct noce_if_info): Add rev_cond field.
4702 (noce_reversed_cond_code): New function.
4703 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
4704 reversed_comparison_code. Formatting fix.
4705 (noce_try_store_flag): Test rev_cond != NULL in addition to
4706 reversed_comparison_code.
4707 (noce_try_store_flag_constants): Likewise.
4708 (noce_try_store_flag_mask): Likewise.
4709 (noce_try_addcc): Use rev_cond if non-NULL instead of
4710 reversed_comparison_code.
4711 (noce_try_cmove_arith): Likewise. Formatting fixes.
4712 (noce_try_minmax, noce_try_abs): Clear rev_cond.
4713 (noce_find_if_block): Initialize rev_cond.
4714 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
4715 instead of false as last argument never attempt to reverse it
4718 2017-02-23 Bin Cheng <bin.cheng@arm.com>
4720 PR tree-optimization/79663
4721 * tree-predcom.c (combine_chains): Process refs in reverse order
4722 only for ZERO length chains, and add explaining comment.
4724 2017-02-23 Jeff Law <law@redhat.com>
4726 PR tree-optimization/79578
4727 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
4728 in call to operand_equal_p.
4730 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
4733 * config/i386/cpuid.h: Fix another undefined behavior.
4735 2017-02-23 Richard Biener <rguenther@suse.de>
4737 PR tree-optimization/79683
4738 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
4739 vector types for data-refs.
4741 2017-02-23 Martin Liska <mliska@suse.cz>
4743 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
4745 2017-02-23 Jakub Jelinek <jakub@redhat.com>
4748 * internal-fn.c (get_range_pos_neg): Moved to ...
4749 * tree.c (get_range_pos_neg): ... here. No longer static.
4750 * tree.h (get_range_pos_neg): New prototype.
4751 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
4752 are known to be in between 0 and signed maximum inclusive, try to
4753 expand both unsigned and signed divmod and use the cheaper one from
4756 2017-02-22 Jeff Law <law@redhat.com>
4758 PR tree-optimization/79578
4759 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
4760 to compare base operands.
4762 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
4765 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
4766 gpc_reg_operand instead of fpr_reg_operand.
4768 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
4770 * config/mips/mips.c (mips_return_in_memory): Force FP
4771 vector types to be returned in memory for o32 ABI.
4773 2017-02-22 Jakub Jelinek <jakub@redhat.com>
4775 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
4776 instead of DW_TAG_member for static data member declarations and don't
4777 set no_linkage_name for static inline data members.
4778 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
4781 2017-02-22 Martin Liska <mliska@suse.cz>
4783 * doc/invoke.texi: Replace inequality signs with square brackets
4786 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4788 PR tree-optimization/68644
4789 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
4791 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
4794 * lra-constraints.c (simplify_operand_subreg): Handle
4795 WORD_REGISTER_OPERATIONS targets.
4797 2017-02-22 Jakub Jelinek <jakub@redhat.com>
4800 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
4801 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
4802 elimination by swapping fld*.
4804 2017-02-22 Richard Biener <rguenther@suse.de>
4806 PR tree-optimization/79673
4807 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
4808 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
4809 irrelevant address-space qualifiers and avoiding a
4810 ADDR_SPACE_CONVERT_EXPR from fold_convert.
4812 2017-02-22 Richard Biener <rguenther@suse.de>
4814 PR tree-optimization/79666
4815 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
4816 to not symbolically negate if that may introduce undefined
4819 2017-02-22 Martin Liska <mliska@suse.cz>
4822 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
4823 * data-streamer-out.c (streamer_write_gcov_count_stream):
4825 * value-prof.c (stream_out_histogram_value): Make assert more
4826 precise based on type of counter.
4828 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
4831 * config/i386/i386.md (standard_x87sse_constant_load splitter):
4832 Use nonimmediate_operand instead of memory_operand for operand 1.
4833 (float-extend standard_x87sse_constant_load splitter): Ditto.
4835 2017-02-21 Jeff Law <law@redhat.com>
4837 PR tree-optimization/79621
4838 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
4839 blocks with edges to themselves.
4841 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4844 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
4845 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
4846 Use gimple_call_builtin_p.
4849 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
4850 on temporarily removed DEBUG_INSNs.
4852 PR tree-optimization/79649
4853 * tree-loop-distribution.c (classify_partition): Give up on
4854 non-generic address space loads/stores.
4856 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
4858 * doc/loop.texi (Loop manipulation): Remove nonexistent
4859 tree_ssa_loop_version from the documentation.
4860 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
4862 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4865 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
4866 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
4867 * config/rs6000/rs6000.c: Include except.h.
4868 (rs6000_expand_split_stack_prologue): Call
4869 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
4871 2017-02-21 Martin Jambor <mjambor@suse.cz>
4874 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
4877 2017-02-21 Martin Jambor <mjambor@suse.cz>
4879 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
4880 for backward compatibility only.
4881 * doc/invoke.texi (Option Summary): Remove all references to
4884 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
4888 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4890 * lra-constraints.c (curr_insn_transform): Handle
4891 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
4893 2017-02-21 Martin Liska <mliska@suse.cz>
4895 * config/i386/i386.opt: Replace -masm-dialect with -masm.
4897 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
4899 PR translation/79638
4900 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
4902 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
4905 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
4906 (arm_function_ok_for_sibcall): Return false for an indirect call by
4907 descriptor if all the argument registers are used.
4908 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
4909 alignment of the function.
4911 2017-02-21 Jakub Jelinek <jakub@redhat.com>
4913 PR tree-optimization/61441
4914 * simplify-rtx.c (simplify_const_unary_operation): For
4915 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
4916 the sNaN unmodified.
4918 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4920 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
4921 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
4922 instead of SYSTEM_HEADER_DIR.
4924 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
4925 Martin Liška <mliska@suse.cz>
4927 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4928 Fix typos and grammar, use active voice, and clarify.
4930 2017-02-20 Marek Polacek <polacek@redhat.com>
4933 * gimplify.c (gimplify_expr): Handle unused *&&L;.
4936 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
4938 2017-02-20 Jakub Jelinek <jakub@redhat.com>
4941 * config/i386/i386.c (ix86_expand_builtin): Handle
4942 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
4943 ix86_builtins_isa[fcode].isa as a requirement of those
4944 flags and any other flag in the bitmask.
4945 (ix86_init_mmx_sse_builtins): Use 0 instead of
4946 ~OPTION_MASK_ISA_64BIT as mask.
4947 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
4948 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
4949 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
4950 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
4952 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4955 * lra-constraints.c (split_reg): Check requested split mode
4956 is supported by the register.
4958 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4960 * lra-constraints.c (simplify_operand_subreg): Remove early
4963 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4966 * lra-constraints.c (curr_insn_transform): Tighten condition
4967 for converting SUBREG reloads from OP_OUT to OP_INOUT.
4969 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
4972 * lra-constraints.c (curr_insn_transform): Handle
4973 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
4975 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
4978 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
4980 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4982 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
4985 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
4988 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4990 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
4993 2017-02-18 Jakub Jelinek <jakub@redhat.com>
4995 * final.c (last_columnnum, override_columnnum): New variables.
4996 (final_start_function): Set last_columnnum, pass it to begin_prologue
4997 hook and pass 0 to dwarf2out_begin_prologue.
4998 (final_scan_insn): Update override_columnnum. Pass last_columnnum
4999 to source_line debug hook.
5000 (notice_source_line): Compute last_columnnum and for debug_column_info
5001 return true on column changes.
5002 * debug.h (struct gcc_debug_hooks): Add column argument to
5003 source_line and begin_prologue hooks.
5004 (debug_nothing_int_charstar_int_bool): Remove prototype.
5005 (debug_nothing_int_int_charstar,
5006 debug_nothing_int_int_charstar_int_bool): New prototypes.
5007 (dwarf2out_begin_prologue): Add column argument.
5008 * debug.c (do_nothing_debug_hooks): Adjust source_line and
5009 begin_prologue hooks.
5010 (debug_nothing_int_charstar_int_bool): Remove.
5011 (debug_nothing_int_int_charstar,
5012 debug_nothing_int_int_charstar_int_bool): New functions.
5013 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
5014 through to dwarf2out_source_line.
5015 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
5016 (dwarf2out_source_line): Add column argument, emit it if requested.
5017 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
5019 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5020 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
5021 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
5022 through to dwarf2out_begin_prologue.
5023 (vmsdbgout_source_line): Add column argument, pass it through to
5024 dwarf2out_source_line.
5025 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
5026 dbxout_source_line caller.
5027 (dbxout_source_line): Add column argument.
5029 * common.opt (gno-column-info, gcolumn-info): New options.
5030 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
5031 (check_die): Also test for multiple DW_AT_decl_column attributes.
5032 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
5033 DW_AT_decl_column if requested.
5034 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
5036 (gen_variable_die): Likewise.
5037 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
5038 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
5041 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
5042 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
5043 (ix86_handle_option): Handle OPT_m3dnowa.
5044 * doc/invoke.texi (-m3dnowa): Document.
5045 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
5046 -m3dnowa instead of -m3dnow -march=athlon.
5049 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
5050 instead of gcc_assert for K, r and R code checks. Formatting fixes.
5052 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5055 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
5056 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
5057 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
5058 generator for vsx_xxpermdi_<mode>_be.
5059 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
5060 force big-endian semantics.
5061 (vsx_xxpermdi_<mode>_be): New define_expand with same
5062 implementation as previous version of vsx_xxpermdi_<mode>.
5064 2017-02-17 Jakub Jelinek <jakub@redhat.com>
5066 PR tree-optimization/79327
5067 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
5068 variable, its initialization and use.
5070 2017-02-17 Julia Koval <julia.koval@intel.com>
5072 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
5073 (OPTION_MASK_ISA_PKU_UNSET): New.
5074 (ix86_handle_option): Handle -mrdpid.
5075 * config/i386/cpuid.h (bit_RDPID): New.
5076 * config/i386/driver-i386.c (host_detect_local_cpu):
5077 Detect RDPID feature.
5078 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
5079 * config/i386/i386-c.c (ix86_target_macros_internal):
5081 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
5082 (ix86_valid_target_attribute_inner_p): Add "rdpid".
5083 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
5084 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
5085 * config/i386/i386.md (define_insn "rdpid"): New.
5086 * config/i386/i386.opt Add -mrdpid.
5087 * config/i386/immintrin.h (_rdpid_u32): New.
5089 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
5091 PR rtl-optimization/79541
5092 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
5093 instead of transforming it into USE.
5095 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
5097 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
5098 If HONOR_SNANS (SFmode) force the input to a register.
5099 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
5100 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
5101 an frsp or similar insn.
5103 2017-02-17 Martin Liska <mliska@suse.cz>
5105 PR rtl-optimization/79577
5106 * params.def (selsched-max-sched-times): Increase minimum to 1.
5108 2017-02-17 Martin Liska <mliska@suse.cz>
5110 PR rtl-optimization/79574
5111 * gcse.c (want_to_gcse_p): Prevent integer overflow.
5113 2017-02-17 Martin Liska <mliska@suse.cz>
5115 PR tree-optimization/79529
5116 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
5117 ssa_defined_default_def_p to handle cases which are implicitly
5119 * tree-ssa.c (ssa_defined_default_def_p): New function.
5120 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
5121 which are implicitly defined.
5122 * tree-ssa.h (ssa_defined_default_def_p): Declare.
5124 2017-02-17 Richard Biener <rguenther@suse.de>
5127 * params.def (max-ssa-name-query-depth): Limit to 10.
5129 2017-02-17 Richard Biener <rguenther@suse.de>
5131 PR tree-optimization/79552
5132 * tree-ssa-structalias.c (visit_loadstore): Properly verify
5135 2017-02-17 Richard Biener <rguenther@suse.de>
5138 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
5140 2017-02-17 Marek Polacek <polacek@redhat.com>
5143 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
5144 (fold_negate_expr): New wrapper.
5146 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
5148 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
5149 Correct terminology and de-emphasize pre-standard behavior.
5151 2017-02-16 Alan Modra <amodra@gmail.com>
5153 PR rtl-optimization/79286
5154 * ira.c (def_dominates_uses): New function.
5155 (update_equiv_regs): Don't create an equivalence for insns that
5156 may trap where the register def does not dominate the use.
5158 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
5160 PR rtl-optimization/78127
5161 * lra.c (lra): Call lra_eliminate before finish the loop after
5164 2017-02-16 Richard Biener <rguenther@suse.de>
5166 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
5168 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
5169 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
5170 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
5171 (isl_val_int_from_wi): New function.
5172 (extract_affine_gmp): Rename to ...
5173 (extract_affine_wi): ... this, take a widest_int.
5174 (extract_affine_int): Just wrap extract_affine_wi.
5175 (add_param_constraints): Use isl_val_int_from_wi.
5176 (add_loop_constraints): Likewise, and extract_affine_wi.
5178 2017-02-15 Jeff Law <law@redhat.com>
5181 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
5182 ira_init_register_move_cost_if_necessary.
5184 2017-02-15 Martin Sebor <msebor@redhat.com>
5187 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
5188 removed in a prior commit.
5190 2017-02-15 Bin Cheng <bin.cheng@arm.com>
5192 PR tree-optimization/79347
5193 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
5194 counters during peeling.
5196 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
5198 * Makefile.in (site.exp): Remove "set ISLVER".
5200 2017-02-15 Jakub Jelinek <jakub@redhat.com>
5203 * real.c (real_from_integer): Call real_convert even for decimal.
5205 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
5208 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
5210 2017-02-14 Andrew Pinski <apinski@cavium.com>
5212 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
5213 cores and change the partno/implementer to be correct.
5214 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
5215 the 'B" as the implementer.
5216 * config/aarch64/aarch64-tune.md: Regenerate.
5218 2017-02-14 Carl Love <cel@us.ibm.com>
5220 * config/rs6000/rs6000.c: Add case statement entry to make the
5221 xvcvuxdsp built-in argument unsigned.
5222 * config/rs6000/vsx.md: Fix the source and return operand types so they
5223 match the instruction definitions from the ISA document. Fix typo
5224 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
5227 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
5230 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
5231 member early_clobber_alts.
5232 * lra-lives.c (reg_early_clobber_p): New.
5233 (process_bb_lives): Use it.
5234 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
5235 (debug_operand_data): Initialize early_clobber_alts.
5236 (setup_operand_alternative): Set up early_clobber_alts.
5237 (collect_non_operand_hard_regs): Ditto. Pass early clobber
5238 alternatives to new_insn_reg.
5239 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
5241 (lra_update_insn_regno_info): Pass the new arg.
5243 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5246 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
5247 (new_oacc_loop_raw): Don't clear already cleared fields.
5250 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
5251 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
5252 _mm512_prefetch_i64gather_ps): New inline functions and macros.
5254 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
5257 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
5259 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
5262 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
5263 the extra instruction to the right place to store 128-bit constant
5266 2017-02-14 Martin Sebor <msebor@redhat.com>
5269 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
5270 warning for strings of unknown length.
5272 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
5274 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
5276 2017-02-14 Jeff Law <law@redhat.com>
5279 * ira-costs.c (scan_one_insn): Initialize register move costs
5280 for pseudos seen in USE/CLOBBER insns.
5282 PR tree-optimization/79095
5283 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
5284 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
5285 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
5286 if the operands are known to be not equal, then the resulting range
5288 (intersect_ranges): If the new range is ~[0,0] and the old range is
5289 wide, then prefer ~[0,0].
5290 * tree-vrp.c (overflow_comparison_p_1): New function.
5291 (overflow_comparison_p): New function.
5292 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
5293 if NAME is used in an overflow test.
5294 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
5295 overflow check that can be expressed as an equality test, then adjust
5296 ops to be that equality test.
5298 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5300 * config/s390/s390-builtin-types.def: Remove flags argument.
5301 * config/s390/s390.c (s390_init_builtins): Likewise.
5303 2017-02-14 Martin Liska <mliska@suse.cz>
5305 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
5306 vector. Fix trailing white spaces.
5308 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
5310 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
5313 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5315 PR rtl-optimization/68664
5316 * config/arm/arm.c (arm_sched_can_speculate_insn):
5317 New function. Declare prototype.
5318 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5320 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5322 PR rtl-optimization/68664
5323 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
5325 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
5327 2017-02-14 Amit Pawar <amit.pawar@amd.com>
5329 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
5330 max skip bytes for function, loop and jump.
5332 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5334 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
5335 ABS_EXPR for gimple dump.
5337 2017-02-14 Jakub Jelinek <jakub@redhat.com>
5340 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
5342 PR tree-optimization/79408
5343 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
5344 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
5345 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
5346 also if rhs1 is INTEGER_CST.
5348 2017-02-14 Richard Biener <rguenther@suse.de>
5351 * tree-into-ssa.c (insert_phi_nodes): When the function can
5352 have abnormal edges rewrite SSA names with broken use-def
5353 dominance out of SSA and register them for PHI insertion.
5355 2017-02-13 Martin Sebor <msebor@redhat.com>
5358 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
5359 clearing info.nowrite flag when snprintf size argument is a range.
5361 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5363 * cprop.c (cprop_jump): Add missing space in string literal.
5364 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
5365 (get_constraint_for_component_ref): Likewise.
5366 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
5367 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
5368 * lra-constraints.c (process_alt_operands): Likewise.
5369 * ipa-inline.c (inline_small_functions): Likewise.
5370 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
5371 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
5372 * trans-mem.c (diagnose_tm_1_op): Likewise.
5373 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
5374 (grid_parallel_clauses_gridifiable): Likewise.
5376 * config/nvptx/mkoffload.c (process): Add space in between
5379 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
5380 "MOD4_SSE_REGS" and "ALL_REGS".
5382 * spellcheck.c (test_data): Add , in between "foo" and "food".
5384 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5387 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
5388 boundary crossing check and subsequent code generation agree.
5390 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5392 * config/aarch64/aarch64.c (has_memory_op): Delete.
5393 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
5396 2017-02-13 Jakub Jelinek <jakub@redhat.com>
5398 PR rtl-optimization/79388
5399 PR rtl-optimization/79450
5400 * combine.c (distribute_notes): When removing TEM_INSN for which
5401 corresponding dest has last value recorded, invalidate that last
5404 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5406 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
5407 of explicit '@'. Add missing assembly comment marker on branch costs
5410 2017-02-13 Nathan Sidwell <nathan@acm.org>
5412 * gengtype-lex.l (<in_struct>): Add '/'.
5414 2017-02-13 Martin Liska <mliska@suse.cz>
5417 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
5419 2017-02-13 Richard Biener <rguenther@suse.de>
5421 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
5423 * configure: Re-generate.
5424 * config.in: Likewise.
5425 * graphite-dependences.c: Simplify as if
5426 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
5427 * graphite-isl-ast-to-gimple.c: Likewise.
5428 * graphite-optimize-isl.c: Likewise.
5429 * graphite-poly.c: Likewise.
5430 * graphite-sese-to-poly.c: Likewise.
5431 * graphite.h: Likewise.
5432 * toplev.c: Include isl/version.h and use isl_version () for
5433 printing the ISL version.
5434 * doc/install.texi: Update ISL requirement.
5436 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5438 * doc/standards.texi (Standards): Update reference to
5441 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
5443 * doc/extend.texi (Named Address Spaces): sourceware.org now
5445 * doc/install.texi (Binaries): Ditto.
5448 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5450 * doc/cpp.texi: Replace "stringify"/"stringification" with C
5451 standard terminology "stringize"/"stringizing" throughout.
5452 * doc/cppinternals.texi: Likewise.
5454 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
5456 * doc/extend.texi: Fix some spelling mistakes and typos.
5457 * doc/invoke.texi: Likewise.
5459 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5462 * params.def (inline-min-speedup) Change from 10 to 8.
5464 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5466 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
5469 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
5472 * ipa-inline-analysis.c (get_minimal_bb): New function.
5473 (record_modified): Use it.
5474 (remap_edge_change_prob): Handle also ancestor functions.
5476 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
5478 * doc/contrib.texi (Contributors): Remove broken link into
5479 the Mauve CVS repository.
5481 2017-02-11 Jakub Jelinek <jakub@redhat.com>
5484 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
5485 result computation whenever lhs doesn't have vector mode, not
5486 just when it has BLKmode.
5488 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5490 * doc/makefile.texi (profiledbootstrap): Refer to the
5491 installation instructions only in textual form.
5493 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5496 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
5498 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
5500 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
5501 (Specific): Update mingw-w64 reference.
5503 (Specific): Remove broken link to Renesas RX processor.
5505 2017-02-10 Richard Biener <rguenther@suse.de>
5507 * toplev.c (process_options): Do not mention obsolete graphite
5508 options when printing sorry message about missing graphite support.
5509 Mention -floop-nest-optimize.
5511 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
5513 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
5514 (vtst_p16): Likewise.
5515 (vtstq_p8): Likewise.
5516 (vtstq_p16): Likewise.
5518 (vtstq_p64): Likewise.
5519 * config/arm/arm_neon.h (vgetq_lane_p64): New.
5520 (vset_lane_p64): New.
5521 (vsetq_lane_p64): New.
5523 2017-02-10 Jakub Jelinek <jakub@redhat.com>
5525 PR tree-optimization/79411
5526 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
5527 stmt operands are SSA_NAMEs used in abnormal phis.
5528 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
5531 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5534 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
5537 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
5539 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
5541 2017-02-09 Jakub Jelinek <jakub@redhat.com>
5543 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
5547 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
5548 not arbitrary TREE_CONSTANT.
5551 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
5552 "omp declare target link" attribute unless is_global_var.
5553 * omp-offload.c (find_link_var_op): Likewise.
5555 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
5556 Chung-Lin Tang <cltang@codesourcery.com>
5558 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
5560 (gimplify_adjust_omp_clauses): Don't delete TILE.
5561 (gimplify_omp_for): Deal with TILE.
5562 * internal-fn.c (expand_GOACC_TILE): New function.
5563 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
5565 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
5566 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
5568 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
5569 avoid DIV for outermost collapse var.
5570 (expand_oacc_for): Insert tile element loop as needed. Adjust.
5571 Remove out of date comments, fix whitespace.
5572 * omp-general.c (omp_extract_for_data): Deal with tiling.
5573 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
5574 adjust OLF_DIM_BASE value.
5575 (struct omp_for_data): Add tiling field.
5576 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
5577 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
5578 for auto loops. Remove default auto determining, moved to
5579 oacc_loop_fixed_partitions.
5580 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
5581 stmts, add e_mask field.
5582 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
5583 (oacc_thread_numbers): Use oacc_dim_call.
5584 (oacc_xform_tile): New.
5585 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
5586 (finish_oacc_loop): Adjust for ifns vector.
5587 (oacc_loop_discover_walk): Append loop abstraction sites to list,
5588 add case for GOACC_TILE fns.
5589 (oacc_loop_xform_loop): Delete.
5590 (oacc_loop_process): Iterate over call list directly, and add
5591 handling for GOACC_TILE fns.
5592 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
5594 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
5595 vector partitioning to outer loops. Assign 2 partitions to loops
5596 when available. Add TILE handling.
5597 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
5598 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
5599 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
5600 * tree.c (omp_clause_num_ops): Adjust TILE ops.
5601 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
5603 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
5605 * configure.ac (ACX_BUGURL): Update.
5606 * configure: Regenerate.
5608 2017-02-09 Richard Biener <rguenther@suse.de>
5610 PR tree-optimization/69823
5611 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
5612 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
5614 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5616 * config/arc/arc-c.def: Add __NPS400__ definition.
5617 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
5618 (TARGET_NPS400): Define.
5620 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
5622 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
5624 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
5626 (arc_cpu_types): Fill the arch_info field with a pointer into the
5627 arc_arch_types table.
5628 (arc_selected_cpu): Declare.
5629 * config/arc/arc.c (arc_selected_cpu): Make global.
5630 (arc_selected_arch): Delete.
5631 (arc_base_cpu): Delete.
5632 (arc_override_options): Remove references to deleted variables,
5633 update access to arch information.
5634 (ARC_OPT): Update access to arch information.
5635 (ARC_OPTX): Likewise.
5636 * config/arc/arc.h (arc_base_cpu): Remove declaration.
5637 (TARGET_ARC600): Update access to arch information.
5638 (TARGET_ARC601): Likewise.
5639 (TARGET_ARC700): Likewise.
5640 (TARGET_EM): Likewise.
5641 (TARGET_HS): Likewise.
5642 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
5645 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
5648 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
5649 condition/operands for integer GE/LE/GEU/LEU operations.
5651 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
5653 PR translation/79397
5654 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
5657 2017-02-08 Martin Jambor <mjambor@suse.cz>
5660 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
5661 whether allocation happened.
5662 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
5663 nothing was allocated.
5665 2017-02-08 Jakub Jelinek <jakub@redhat.com>
5667 PR tree-optimization/79408
5668 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
5669 constant, but SSA_NAME with a known integer range, use the minimum
5670 of that range instead of op1 to determine if modulo can be replaced
5671 with its first operand.
5673 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5675 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
5677 2017-02-08 Richard Biener <rguenther@suse.de>
5679 PR tree-optimization/71824
5680 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
5681 Check all loops contained in the merged region.
5683 2017-02-07 Andrew Pinski <apinski@cavium.com>
5685 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
5687 2017-02-07 Andrew Pinski <apinski@cavium.com>
5689 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
5690 (thunderxt88): Likewise.
5691 (thunderxt81): Disable LSE and change v8.1 to v8.
5692 (thunderxt83): Likewise.
5694 2017-02-07 Jakub Jelinek <jakub@redhat.com>
5695 Richard Biener <rguenther@suse.de>
5698 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
5699 type from int to size_t.
5700 * ira-costs.c (struct_costs_size): Change type from int to size_t.
5702 2017-02-07 Jakub Jelinek <jakub@redhat.com>
5704 PR rtl-optimization/79386
5705 * cprop.c (bypass_conditional_jumps): Initialize
5706 bypass_last_basic_block already before splitting bbs after
5707 unconditional traps...
5708 (bypass_conditional_jumps): ... rather than here.
5711 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
5712 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
5713 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
5714 fix -masm=intel patterns.
5716 2017-02-07 Richard Biener <rguenther@suse.de>
5718 PR tree-optimization/79256
5720 * builtins.c (get_object_alignment_2): Use min_align_of_type
5721 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
5722 and ADJUST_FIELD_ALIGN.
5724 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
5726 * doc/tm.texi: Regenerate.
5727 * stor-layout.c (layout_decl): Adjust.
5728 (update_alignment_for_field): Likewise.
5729 (place_field): Likewise.
5730 (min_align_of_type): Likewise.
5731 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
5732 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
5733 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
5734 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
5735 * config/frv/frv.c (frv_adjust_field_align): Likewise.
5736 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
5737 * config/i386/i386.c (x86_field_alignment): Likewise.
5738 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
5739 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
5740 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
5741 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
5742 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
5743 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
5747 2017-01-30 Richard Biener <rguenther@suse.de>
5749 PR tree-optimization/79256
5750 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
5751 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
5754 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
5756 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
5757 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
5758 builtins to SImode and emit a zero-extend, if necessary.
5760 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5762 * docs/invoke.texi (RISC-V Options): Alphabetize.
5764 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5766 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
5769 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
5771 * config/riscv/riscv.c: New file.
5772 * gcc/common/config/riscv/riscv-common.c: Likewise.
5773 * config.gcc: Likewise.
5774 * config/riscv/constraints.md: Likewise.
5775 * config/riscv/elf.h: Likewise.
5776 * config/riscv/generic.md: Likewise.
5777 * config/riscv/linux.h: Likewise.
5778 * config/riscv/multilib-generator: Likewise.
5779 * config/riscv/peephole.md: Likewise.
5780 * config/riscv/pic.md: Likewise.
5781 * config/riscv/predicates.md: Likewise.
5782 * config/riscv/riscv-builtins.c: Likewise.
5783 * config/riscv/riscv-c.c: Likewise.
5784 * config/riscv/riscv-ftypes.def: Likewise.
5785 * config/riscv/riscv-modes.def: Likewise.
5786 * config/riscv/riscv-opts.h: Likewise.
5787 * config/riscv/riscv-protos.h: Likewise.
5788 * config/riscv/riscv.h: Likewise.
5789 * config/riscv/riscv.md: Likewise.
5790 * config/riscv/riscv.opt: Likewise.
5791 * config/riscv/sync.md: Likewise.
5792 * config/riscv/t-elf-multilib: Likewise.
5793 * config/riscv/t-linux: Likewise.
5794 * config/riscv/t-linux-multilib: Likewise.
5795 * config/riscv/t-riscv: Likewise.
5796 * configure.ac: Likewise.
5797 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
5798 Waterman as RISC-V maintainers.
5799 * doc/install.texi: Add RISC-V entries.
5800 * doc/invoke.texi: Add RISC-V options section.
5801 * doc/md.texi: Add RISC-V constraints section.
5802 * configure: Regenerated.
5804 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5807 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
5808 false values to be constant vectors with all 0 or all 1 bits set.
5809 (vcondu<mode><mode>): Likewise.
5810 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
5812 (fpmask_comparison_operator): Update comment.
5813 (vecint_comparison_operator): New predicate.
5814 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
5815 vector conditionals when the true and false values are constant
5816 vectors with all 0 bits or all 1 bits set.
5818 2017-02-06 Martin Sebor <msebor@redhat.com>
5820 PR tree-optimization/79376
5821 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
5823 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
5825 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
5826 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
5827 to simplify split condition.
5829 2017-02-06 Jakub Jelinek <jakub@redhat.com>
5831 * omp-expand.c (oxpand_omp_atomic_fetch_op,
5832 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
5835 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
5837 PR rtl-optimization/68664
5838 * target.def (can_speculate_insn): New hook.
5839 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
5840 * doc/tm.texi: Regenerate.
5841 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
5842 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
5843 (rs6000_sched_can_speculate_insn): New function.
5845 2017-02-06 Jakub Jelinek <jakub@redhat.com>
5847 PR tree-optimization/79284
5848 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
5849 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
5850 vectorizable_mask_load_store, vectorizable_operation,
5851 vect_is_simple_cond, get_same_sized_vectype): Use it instead
5852 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
5853 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
5854 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
5855 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
5856 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
5857 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
5858 is_gimple_assign (stmt). Replace another such test with
5859 is_gimple_assign (stmt).
5861 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
5864 * config/avr/avr.c (rtl-iter.h): Include it.
5865 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
5866 (avr_legitimate_combined_insn): ...and implementation.
5868 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
5870 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
5871 * config/s390/s390.c (s390_const_operand_ok)
5872 (s390_canonicalize_comparison, s390_extract_part)
5873 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
5874 (s390_contiguous_bitmask_p, s390_rtx_costs)
5875 (legitimize_pic_address): Likewise.
5876 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
5877 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
5878 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
5879 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
5880 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
5882 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
5884 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
5885 REGNO($0) == REGNO($1).
5887 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5889 * config/s390/linux.h(SIZE_TYPE): Add comment.
5891 2017-02-06 Julian Brown <julian@codesourcery.com>
5892 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
5893 Virendra Pathak <virendra.pathak@broadcom.com>
5895 * config/aarch64/aarch64-cores.def: Change the scheduler
5897 * config/aarch64/aarch64.md: Include thunderx2t99.md.
5898 * config/aarch64/thunderx2t99.md: New file.
5900 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
5902 * doc/standards.texi (Go Language): Update link to language
5905 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
5907 * tree-eh.c (lower_resx): Sanitize profile.
5908 (cleanup_empty_eh_move_lp): Likewise.
5910 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
5913 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
5915 * cfgloopmanip.h (loop_version): Update prototype.
5916 * modulo-sched.c (sms_schedule): Update call of loop_version.
5917 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
5918 * tree-parloops.c (gen_parallel_loop): Likewise.
5919 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
5920 * tree-ssa-loop-split.c (split_loop): Likewise.
5921 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
5922 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
5924 2017-02-05 Martin Liska <mliska@suse.cz>
5927 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
5929 (print_operand_address): Initialize a struct to zero.
5931 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
5933 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
5934 garbage collector only in textual form.
5936 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
5938 * doc/extend.texi (x86 specific memory model extensions for
5939 transactional memory): Simplify a phrase.
5941 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
5944 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
5945 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
5946 (atomic_storedi_1): Likewise.
5948 2017-02-04 Jakub Jelinek <jakub@redhat.com>
5950 PR tree-optimization/79338
5951 * tree-parloops.c (gather_scalar_reductions): Don't call
5952 vect_analyze_loop_form for loop->inner before destroying loop's
5955 2017-02-03 Martin Sebor <msebor@redhat.com>
5957 PR tree-optimization/79327
5958 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
5959 when precision has resulted in leading zeros.
5960 (format_integer): Adjust the likely counter to assume an unknown
5961 argument that may be zero is non-zero.
5963 2017-02-03 Jason Merrill <jason@redhat.com>
5966 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
5967 avoid copying non-taken branch.
5969 2017-02-03 Jakub Jelinek <jakub@redhat.com>
5971 PR tree-optimization/79340
5972 * tree-vect-loop.c (vectorizable_reduction): Release
5973 vec_defs elements after safe_splicing them into other vectors.
5976 PR tree-optimization/79327
5977 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
5978 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
5980 (format_integer): Use wide_int_to_tree instead of build_int_cst
5981 + to_?hwi. If argmin is NULL, just set argmin and argmax to
5982 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
5983 of shortest and longest sequence.
5985 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
5987 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5988 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
5990 2017-02-03 Walter Lee <walt@tilera.com>
5993 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
5994 after initial stackframe link reg save.
5995 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
5997 2017-02-03 Jakub Jelinek <jakub@redhat.com>
6000 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
6001 wu for stxssp alternative.
6003 2017-02-03 Martin Sebor <msebor@redhat.com>
6005 PR tree-optimization/79352
6006 * gimple-fold.c (get_range_strlen): Add argument.
6007 (get_range_strlen): Change return type to bool.
6008 (get_maxval_strlen): Pass in a dummy argument.
6009 * gimple-fold.h (get_range_strlen): Change return type to bool.
6010 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
6011 * tree.h (array_at_struct_end_p): Add argument.
6012 * tree.c (array_at_struct_end_p): Handle it.
6014 2017-02-03 Martin Liska <mliska@suse.cz>
6017 * multiple_target.c (create_dispatcher_calls): Redirect edge
6018 from a caller of a dispatcher.
6019 (expand_target_clones): Make the clones local.
6020 (ipa_target_clone): Do both target clones and resolvers.
6021 (ipa_dispatcher_calls): Remove the pass.
6022 (pass_dispatcher_calls::gate): Likewise.
6023 (make_pass_dispatcher_calls): Likewise.
6024 * passes.def (pass_target_clone): Put as very first IPA early
6027 2017-02-03 Martin Liska <mliska@suse.cz>
6029 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
6030 in case of a function with ifunc attribute.
6032 2017-02-03 Martin Liska <mliska@suse.cz>
6034 * cgraph.c (cgraph_node::dump): Dump function version info.
6035 * symtab.c (symtab_node::dump_base): Add missing new line.
6037 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6039 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
6040 (ifcombine_ifandif): Use it.
6042 2017-02-03 Martin Liska <mliska@suse.cz>
6044 * doc/invoke.texi: Document default value for
6045 use-after-scope-direct-emission-threshold.
6047 2017-02-03 Martin Liska <mliska@suse.cz>
6049 PR tree-optimization/79339
6050 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
6051 (format_floating): Likewise.
6053 2017-02-03 Martin Liska <mliska@suse.cz>
6056 * ipa-prop.c (ipa_node_params_t::insert): Remove current
6058 (ipa_node_params_t::remove): Likewise.
6059 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
6060 initialization from removed ipa_node_params_t::insert.
6061 (ipa_node_params::~ipa_node_params): Move from removed
6062 ipa_node_params_t::release.
6063 * symbol-summary.h (symbol_summary::m_released): New member.
6064 Do not release a summary twice. Do not allow to call finalizer
6065 for types of a summary that live in GGC memory.
6067 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
6069 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
6072 2017-02-02 Martin Sebor <msebor@redhat.com>
6075 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
6076 (format_string): Tighten up the range of output for non-constant
6077 strings and correct the expected range for wide non-constant strings.
6079 2017-02-02 Martin Sebor <msebor@redhat.com>
6081 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
6084 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
6086 (-fdump-tree-@var): Add to index and document how to come up
6087 with pass-specific option and dump file names.
6088 (-fdump-passes): Clarify where to look for output.
6090 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
6093 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
6094 statistics of the analyzed path; allow threading for speed when
6095 any of BBs along the path are optimized for speed.
6097 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
6100 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
6101 settings of the virtual registers.
6104 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6106 * explow.c (get_dynamic_stack_size): Take known alignment of stack
6107 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
6110 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6112 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
6113 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
6115 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6117 * config/s390/s390.md: Add missing comments with the expanded
6119 * config/s390/vector.md: Likewise.
6120 * config/s390/vx-builtins.md: Likewise.
6122 2017-02-02 Jakub Jelinek <jakub@redhat.com>
6125 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
6126 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
6127 conditions on a single line.
6129 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6131 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6132 __S390_VX__ to __VX__.
6134 2017-02-01 Andrew Pinski <apinski@cavium.com>
6136 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
6137 stmt_info to record_stmt_cost.
6138 (vect_get_known_peeling_cost): Pass stmt_info if known to
6140 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
6141 cpu_vector_cost field into
6142 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
6143 field into vec_int_stmt_cost and vec_fp_stmt_cost.
6144 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
6145 splitting of scalar_stmt_cost and vec_stmt_cost.
6146 (thunderx_vector_cost): Likewise.
6147 (cortexa57_vector_cost): LIkewise.
6148 (exynosm1_vector_cost): Likewise.
6149 (xgene1_vector_cost): Likewise.
6150 (thunderx2t99_vector_cost): Improve after the splitting of the two
6152 (aarch64_builtin_vectorization_cost): Update for the splitting of
6153 scalar_stmt_cost and vec_stmt_cost.
6155 2017-02-01 Torvald Riegel <triegel@redhat.com>
6156 Richard Henderson <rth@redhat.com>
6158 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
6159 conditional on existance of a fast atomic load.
6160 * optabs-query.c (can_atomic_load_p): New function.
6161 * optabs-query.h (can_atomic_load_p): Declare it.
6162 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
6163 no fast atomic load is available for the particular size of access.
6164 (expand_atomic_compare_and_swap): Likewise.
6165 (expand_atomic_load): Likewise.
6166 (expand_atomic_store): Likewise.
6167 (expand_atomic_fetch_op): Likewise.
6168 * testsuite/lib/target-supports.exp
6169 (check_effective_target_sync_int_128): Remove x86 because it provides
6170 no fast atomic load.
6171 (check_effective_target_sync_int_128_runtime): Likewise.
6173 2017-02-01 Richard Biener <rguenther@suse.de>
6175 * graphite.c: Include tree-vectorizer.h for find_loop_location.
6176 (graphite_transform_loops): Provide opt-info for optimized nests.
6177 * tree-parloop.c (parallelize_loops): Provide opt-info for
6180 2017-02-01 Richard Biener <rguenther@suse.de>
6183 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
6186 2017-02-01 Richard Biener <rguenther@suse.de>
6188 PR tree-optimization/71824
6189 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
6190 Verify the loops are valid in the merged SESE region.
6191 (scop_detection::can_represent_loop_1): Check analyzing the
6192 evolution of the number of iterations in the region succeeds.
6194 2017-01-31 Ian Lance Taylor <iant@golang.org>
6196 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
6197 REG_ARGS_SIZE note to 32-bit push insns and call insn.
6199 2017-01-31 David Malcolm <dmalcolm@redhat.com>
6201 PR preprocessor/79210
6202 * input.c (get_substring_ranges_for_loc): Replace line_width
6203 assertion with error-handling.
6205 2017-01-31 Richard Biener <rguenther@suse.de>
6207 PR tree-optimization/77318
6208 * graphite-sese-to-poly.c (extract_affine): Fix assert.
6209 (create_pw_aff_from_tree): Take loop parameter.
6210 (add_condition_to_pbb): Pass loop of the condition to
6211 create_pw_aff_from_tree.
6213 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6215 * config/s390/s390.c (s390_asan_shadow_offset): New function.
6216 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
6218 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
6222 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
6224 (convert_int_to_float128): Likewise.
6225 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
6226 (convert_int_to_float128): Likewise.
6227 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
6228 (UNSPEC_IEEE128_CONVERT): Likewise.
6229 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
6230 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
6231 Use local variables for IBM extended format.
6232 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
6233 (fix_trunc<mode>si2_fprs): Likewise.
6234 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
6235 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
6236 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
6237 to know that we can now have integers of all sizes in vector
6239 (fix<uns>_<mode>di2_hw): Likewise.
6240 (float<uns>_<mode>si2_hw): Likewise.
6241 (fix_<mode>si2_hw): Likewise.
6242 (fixuns_<mode>si2_hw): Likewise.
6243 (float<uns>_<mode>di2_hw): Likewise.
6244 (float_<mode>di2_hw): Likewise.
6245 (float_<mode>si2_hw): Likewise.
6246 (floatuns_<mode>di2_hw): Likewise.
6247 (floatuns_<mode>si2_hw): Likewise.
6248 (xscvqp<su>wz_<mode>): Delete, no longer used.
6249 (xscvqp<su>dz_<mode>): Likewise.
6250 (xscv<su>dqp_<mode>): Likewise.
6251 (ieee128_mfvsrd_64bit): Likewise.
6252 (ieee128_mfvsrd_32bit): Likewise.
6253 (ieee128_mfvsrwz): Likewise.
6254 (ieee128_mtvsrw): Likewise.
6255 (ieee128_mtvsrd_64bit): Likewise.
6256 (ieee128_mtvsrd_32bit): Likewise.
6258 2017-01-31 Martin Liska <mliska@suse.cz>
6261 * ipa-prop.c (ipa_free_all_node_params): Call release method
6262 instead of ~sumbol_summary to not to trigger double times
6265 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
6267 PR tree-optimization/71691
6268 * bitmap.h (class auto_bitmap): New.
6269 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
6270 is_maybe_undefined instead of ssa_undefined_value_p.
6272 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6274 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
6275 __S390_ARCH_LEVEL__ to __ARCH__.
6277 2017-01-31 Jakub Jelinek <jakub@redhat.com>
6279 PR tree-optimization/79267
6280 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
6281 if should_remove_lhs_p is true.
6283 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
6286 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
6287 (add_alignment_attribute): New.
6288 (base_type_die): Add alignment attribute.
6289 (subrange_type_die): Likewise.
6290 (modified_type_die): Likewise.
6291 (gen_array_type_die): Likewise.
6292 (gen_descr_array_type_die: Likewise.
6293 (gen_enumeration_type_die): Likewise.
6294 (gen_subprogram_die): Likewise.
6295 (gen_variable_die): Likewise.
6296 (gen_field_die): Likewise.
6297 (gen_ptr_to_mbr_type_die): Likewise.
6298 (gen_struct_or_union_type_die): Likewise.
6299 (gen_subroutine_type_die): Likewise.
6300 (gen_typedef_die): Likewise.
6301 (base_type_cmp): Compare alignment attribute.
6303 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6306 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
6307 (setb_unsigned) New pattern for setb with CCUNS.
6308 * config/rs6000/rs6000.c (expand_block_compare): Use a different
6309 subfc./subfe sequence to avoid overflow problems. Generate a
6310 shorter sequence with cmpld/setb for power9.
6311 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
6312 for generating subfc. instruction.
6313 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
6314 now uses this instruction.
6316 2017-01-30 Ian Lance Taylor <iant@google.com>
6319 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
6320 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
6322 2017-01-30 Martin Sebor <msebor@redhat.com>
6324 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
6325 Move constant to the right of a relational operator.
6326 (get_mpfr_format_length, format_character, format_string): Ditto.
6327 (should_warn_p, maybe_warn): Same.
6329 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
6331 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
6334 * asan.c (get_translation_unit_decl): Remove function.
6335 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
6337 2017-01-30 Martin Liska <mliska@suse.cz>
6339 PR gcov-profile/79259
6340 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
6343 2017-01-30 Martin Liska <mliska@suse.cz>
6346 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
6347 Initialize variables with NULL value.
6349 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
6352 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
6354 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
6356 2017-01-30 Richard Biener <rguenther@suse.de>
6358 PR tree-optimization/79276
6359 * tree-vrp.c (process_assert_insertions): Properly adjust common
6360 when removing a duplicate.
6362 * gcc.dg/torture/pr79276.c: New testcase.
6364 2017-01-30 Richard Biener <rguenther@suse.de>
6366 PR tree-optimization/79256
6367 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
6368 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
6370 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
6372 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
6375 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
6376 ("*r<noxa>sbg_<mode>_sll_bitmask")
6377 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
6378 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
6379 Use contiguous_bitmask_nowrap_operand.
6381 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6384 * config/rs6000/altivec.h (vec_xl): Revise #define.
6385 (vec_xst): Likewise.
6387 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
6389 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
6391 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
6393 PR rtl-optimization/79194
6394 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
6395 traps before call to bypass_conditional_jumps.
6397 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6399 PR tree-optimization/71374
6400 * lra-constraints.c (check_conflict_input_operands): New.
6401 (match_reload): Use it.
6403 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
6406 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
6407 account to calculate conflict_set.
6409 2017-01-27 Bin Cheng <bin.cheng@arm.com>
6411 PR rtl-optimization/78559
6412 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
6413 other_insn in combine.
6415 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
6417 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
6418 uint16_type_node for BT_UINT16.
6420 2017-01-27 David Malcolm <dmalcolm@redhat.com>
6422 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
6423 "RTL Tests" to menu.
6424 (GIMPLE Tests): New node.
6425 (RTL Tests): New node.
6427 2017-01-27 Richard Biener <rguenther@suse.de>
6429 PR tree-optimization/79245
6430 * tree-loop-distribution.c (distribute_loop): Apply cost
6431 modeling also to detected patterns.
6433 2017-01-27 Richard Biener <rguenther@suse.de>
6435 PR tree-optimization/71433
6436 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
6437 (compare_assert_loc): New function.
6438 (process_assert_insertions): Sort and optimize assert locations
6439 to remove duplicates and push down identical assertions on
6440 edges to their destination block.
6442 2017-01-27 Richard Biener <rguenther@suse.de>
6444 PR tree-optimization/79244
6445 * tree-vrp.c (remove_range_assertions): Forcefully propagate
6446 out SSA names even if abnormal.
6448 2017-01-27 Jakub Jelinek <jakub@redhat.com>
6450 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
6451 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
6452 instead of MPFR_RNDN.
6454 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
6457 * arm.c (arm_option_override): Don't call build_target_option_node
6458 until after doing all option overrides.
6459 (arm_valid_target_attribute_tree): Likewise.
6461 2017-01-27 Martin Liska <mliska@suse.cz>
6463 * doc/invoke.texi (-fprofile-arcs): Document profiling support
6464 for {cd}tors and C++ {cd}tors.
6466 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
6468 * config/s390/s390.md ("*setmem_long_and")
6469 ("*setmem_long_and_31z"): Use zero_extend instead of and.
6471 2017-01-26 Martin Sebor <msebor@redhat.com>
6473 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
6476 2017-01-26 Martin Sebor <msebor@redhat.com>
6478 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
6479 HAVE_DFmode before using XFmode or DFmode.
6480 (parse_directive): Avoid using the z length modifier to avoid
6481 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
6484 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
6485 to accept adjustment as an array.
6486 (get_int_range): New function.
6487 (struct directive): Make width and prec arrays.
6488 (directive::set_width, directive::set_precision): Call get_int_range.
6489 (format_integer, format_floating): Handle width and precision ranges.
6490 (format_string, parse_directive): Same.
6492 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6495 * dwarf2out.c (generate_skeleton_bottom_up): For children with
6496 comdat_type_p set, just clone them, but keep the children in the
6500 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
6501 which have direct callers with -fvar-tracking-assignments enabled
6503 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
6504 inside of type units.
6506 2017-01-26 Martin Sebor <msebor@redhat.com>
6509 * gimple-ssa-sprintf.c (struct result_range): Add likely and
6511 (struct format_result): Replace number_chars, number_chars_min,
6512 and number_chars_max with a single member of struct result_range.
6514 (format_result::operator+=): Adjust.
6515 (struct fmtresult): Remove bounded. Handle likely and unlikely
6517 (fmtresult::adjust_for_width_or_precision): New function.
6518 (fmtresult:type_max_digits): New function.
6519 (bytes_remaining): Handle likely and unlikely counters.
6520 (min_bytes_remaining): Remove.
6521 (format_percent): Simplify.
6522 (format_integer, format_floating): Set likely and unlikely counters.
6523 (get_string_length, format_character, format_string): Same.
6524 (format_plain, should_warn_p): New function.
6525 (maybe_warn): Call should_warn_p. Update diagnostic messages
6526 and handle those for all directives, including plain strings.
6527 (format_directive): Handle likely and unlikely counters.
6528 Remove unnecessary quoting from diagnostics. Add an informational
6530 (add_bytes): Remove.
6531 (pass_sprintf_length::compute_format_length): Simplify.
6532 (try_substitute_return_value): Handle likely and unlikely counters.
6534 2017-01-26 Carl Love <cel@us.ibm.com>
6536 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
6537 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
6539 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
6542 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
6543 endianess for subregs into account.
6544 * lra-constraints.c (lra_constraints): Do risky transformations
6545 always on the first iteration.
6546 * lra-lives.c (check_pseudos_live_through_calls): Add arg
6547 last_call_used_reg_set.
6548 (process_bb_lives): Define and use last_call_used_reg_set.
6549 * lra.c (lra): Always continue after lra_constraints on the first
6552 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
6554 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
6556 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
6558 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6560 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
6561 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
6562 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
6563 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
6564 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
6565 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
6566 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
6567 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
6568 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
6570 2017-01-26 Marek Polacek <polacek@redhat.com>
6573 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
6574 for the third operand.
6576 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6579 * omp-low.c (struct omp_context): Add simt_stmt field.
6580 (scan_omp_for): Return omp_context *.
6581 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
6582 context to the _simt_ SIMD stmt.
6583 (lower_omp_for): For combined SIMD with sibling _simt_
6584 SIMD, make sure to use the same decls in _looptemp_
6585 clauses as in the sibling.
6587 2017-01-26 David Sherwood <david.sherwood@arm.com>
6590 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
6593 2017-01-26 Jakub Jelinek <jakub@redhat.com>
6596 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
6597 emit fld b; fld a; if possible.
6599 * brig-builtins.def: Update copyright years.
6600 * config/arm/arm_acle_builtins.def: Update copyright years.
6602 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
6605 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
6606 constraint instead of o for the stxsd instruction.
6608 2017-01-25 Carl Love <cel@us.ibm.com>
6610 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
6611 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
6613 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
6615 * doc/invoke.texi (C++ Dialect Options): Fix typo.
6617 2017-01-25 Richard Biener <rguenther@suse.de>
6619 PR tree-optimization/69264
6620 * target.def (vector_alignment_reachable): Improve documentation.
6621 * doc/tm.texi: Regenerate.
6622 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
6624 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
6625 earlier changes with respect to TYPE_USER_ALIGN.
6626 (vector_alignment_reachable_p): Likewise. Improve dumping.
6628 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6631 * config/arm/arm.md (xordi3): Force constant operand into a register
6634 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6636 * doc/invoke.texi (-fstore-merging): Correct default optimization
6637 levels at which it is enabled.
6638 (-O): Move -fstore-merging from list to...
6641 2017-01-25 Richard Biener <rguenther@suse.de>
6644 * omp-expand.c: Include debug.h.
6645 (expand_omp_taskreg): Make sure to generate early debug before
6646 outlining anything from a function.
6647 (expand_omp_target): Likewise.
6648 (grid_expand_target_grid_body): Likewise.
6650 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
6653 * asan.c (get_translation_unit_decl): New function.
6654 (asan_add_global): Extract modules file name from globals
6655 TRANSLATION_UNIT_DECL name.
6657 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
6660 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
6661 for long calls with APCS frame and VFP.
6663 2017-01-24 David Malcolm <dmalcolm@redhat.com>
6665 * cfg.c (original_copy_tables_initialized_p): New function.
6666 * cfg.h (original_copy_tables_initialized_p): New decl.
6667 * cfgrtl.c (relink_block_chain): Guard the call to
6668 free_original_copy_tables with a call to
6669 original_copy_tables_initialized_p.
6670 * cgraph.h (symtab_node::native_rtl_p): New decl.
6671 * cgraphunit.c (symtab_node::native_rtl_p): New function.
6672 (symtab_node::needed_p): Don't assert for early assembly output
6673 for __RTL functions.
6674 (cgraph_node::finalize_function): Set "force_output" for __RTL
6676 (cgraph_node::analyze): Bail out early for __RTL functions.
6677 (analyze_functions): Update assertion to support __RTL functions.
6678 (cgraph_node::expand): Bail out early for __RTL functions.
6679 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
6681 * function.h (struct function): Update comment for field
6683 * gimple-expr.c: Include "tree-pass.h".
6684 (gimple_has_body_p): Return false for __RTL functions.
6685 * Makefile.in (OBJS): Add run-rtl-passes.o.
6686 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
6688 (gcc::pass_manager::get_clean_slate): New accessor.
6689 * passes.c: Include "insn-addr.h".
6690 (should_skip_pass_p): Add logging. Update logic for running
6691 "expand" to be compatible with both __GIMPLE and __RTL. Guard
6692 property-provider override so it is only done for gimple passes.
6694 (skip_pass): New function.
6695 (execute_one_pass): Call skip_pass when skipping passes.
6696 * read-md.c (md_reader::read_char): Support filtering
6697 the input to a subset of line numbers.
6698 (md_reader::md_reader): Initialize fields
6699 m_first_line and m_last_line.
6700 (md_reader::read_file_fragment): New function.
6701 * read-md.h (md_reader::read_file_fragment): New decl.
6702 (md_reader::m_first_line): New field.
6703 (md_reader::m_last_line): New field.
6704 * read-rtl-function.c (function_reader::create_function): Only
6705 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
6706 curr_properties. Set DECL_INITIAL to a dummy block.
6707 (read_rtl_function_body_from_file_range): New function.
6708 * read-rtl-function.h (read_rtl_function_body_from_file_range):
6710 * run-rtl-passes.c: New file.
6711 * run-rtl-passes.h: New file.
6713 2017-01-24 Jeff Law <law@redhat.com>
6715 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
6718 2017-01-24 Bin Cheng <bin.cheng@arm.com>
6720 PR tree-optimization/79159
6721 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
6722 (record_nonwrapping_iv): Improve boundary using above function if no
6723 value range information.
6725 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
6726 Martin Jambor <mjambor@suse.cz>
6728 * brig-builtins.def: New file.
6729 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
6730 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
6731 (DEF_HSAIL_SAT_BUILTIN): Likewise.
6732 (DEF_HSAIL_INTR_BUILTIN): Likewise.
6733 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
6734 * builtin-types.def (BT_INT8): New.
6735 (BT_INT16): Likewise.
6736 (BT_UINT8): Likewise.
6737 (BT_UINT16): Likewise.
6738 (BT_FN_ULONG): Likewise.
6739 (BT_FN_UINT_INT): Likewise.
6740 (BT_FN_UINT_ULONG): Likewise.
6741 (BT_FN_UINT_LONG): Likewise.
6742 (BT_FN_UINT_PTR): Likewise.
6743 (BT_FN_ULONG_PTR): Likewise.
6744 (BT_FN_INT8_FLOAT): Likewise.
6745 (BT_FN_INT16_FLOAT): Likewise.
6746 (BT_FN_UINT32_FLOAT): Likewise.
6747 (BT_FN_UINT16_FLOAT): Likewise.
6748 (BT_FN_UINT8_FLOAT): Likewise.
6749 (BT_FN_UINT64_FLOAT): Likewise.
6750 (BT_FN_UINT16_UINT32): Likewise.
6751 (BT_FN_UINT32_UINT16): Likewise.
6752 (BT_FN_UINT16_UINT16_UINT16): Likewise.
6753 (BT_FN_INT_PTR_INT): Likewise.
6754 (BT_FN_UINT_PTR_UINT): Likewise.
6755 (BT_FN_LONG_PTR_LONG): Likewise.
6756 (BT_FN_ULONG_PTR_ULONG): Likewise.
6757 (BT_FN_VOID_UINT64_UINT64): Likewise.
6758 (BT_FN_UINT8_UINT8_UINT8): Likewise.
6759 (BT_FN_INT8_INT8_INT8): Likewise.
6760 (BT_FN_INT16_INT16_INT16): Likewise.
6761 (BT_FN_INT_INT_INT): Likewise.
6762 (BT_FN_UINT_FLOAT_UINT): Likewise.
6763 (BT_FN_FLOAT_UINT_UINT): Likewise.
6764 (BT_FN_ULONG_UINT_UINT): Likewise.
6765 (BT_FN_ULONG_UINT_PTR): Likewise.
6766 (BT_FN_ULONG_ULONG_ULONG): Likewise.
6767 (BT_FN_UINT_UINT_UINT): Likewise.
6768 (BT_FN_VOID_UINT_PTR): Likewise.
6769 (BT_FN_UINT_UINT_PTR: Likewise.
6770 (BT_FN_UINT32_UINT64_PTR): Likewise.
6771 (BT_FN_INT_INT_UINT_UINT): Likewise.
6772 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
6773 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
6774 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
6775 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
6776 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
6777 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
6778 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
6779 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
6780 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
6781 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
6782 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
6783 * doc/frontends.texi: List BRIG FE.
6784 * doc/install.texi (Testing): Add BRIG tesring requirements.
6785 * doc/invoke.texi (Overall Options): Mention BRIG.
6786 * doc/standards.texi (Standards): Doucment BRIG HSA version.
6788 2017-01-24 Richard Biener <rguenther@suse.de>
6790 PR translation/79208
6791 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
6793 2017-01-24 Martin Jambor <mjambor@suse.cz>
6796 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
6797 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
6800 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
6803 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
6804 casts from signed to unsigned really don't have a range.
6806 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
6808 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
6809 GMP_RNDx for compatiblity.
6811 2017-01-24 Martin Liska <mliska@suse.cz>
6814 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
6815 that would prevent us to call alloca with -1 as argument.
6817 2017-01-24 Jakub Jelinek <jakub@redhat.com>
6819 * dwarf2out.c (output_compilation_unit_header, output_file_names):
6820 Avoid -Wformat-security warning.
6822 2017-01-23 Andrew Pinski <apinski@cavium.com>
6824 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
6827 2017-01-23 Martin Sebor <msebor@redhat.com>
6830 * gimple-ssa-sprintf.c (warn_level): New global.
6831 (format_integer): Use it here and throughout the rest of the file.
6832 Use the same switch to compute sign as base.
6833 (maybe_warn): New function.
6834 (format_directive): Factor out warnings into maybe_warn.
6835 Add debugging output. Use warn_level.
6836 (add_bytes): Use warn_level.
6837 (pass_sprintf_length::compute_format_length): Add debugging output.
6838 (try_substitute_return_value): Same.
6839 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
6842 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
6843 (struct fmtresult, format_integer, format_floating): Adjust.
6844 (fmtresult::fmtresult): Set max correctly in two argument ctor.
6845 (get_string_length, format_string,format_directive): Same.
6846 (pass_sprintf_length::compute_format_length): Same.
6847 (try_substitute_return_value): Simplify slightly.
6850 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
6851 (fmtresult::operator+=): Outlined.
6852 (struct fmtresult): Add ctors.
6853 (struct conversion_spec): Rename...
6854 (struct directive): ...to this. Add and remove data members.
6855 (directive::set_width, directive::set_precision): New functions.
6856 (format_percent): Use fmtresult ctor.
6857 (get_width_and_precision): Remove.
6858 (format_integer): Make naming changes. Avoid computing width and
6860 (format_floating): Same. Adjust indentation.
6861 (format_character, format_none): New functions.
6862 (format_string): Moved character handling to format_character.
6863 (format_directive): Remove arguments, change return type.
6864 (parse_directive): New function.
6865 (pass_sprintf_length::compute_format_length): Move directive
6866 parsing to parse_directive.
6868 2017-01-23 Jakub Jelinek <jakub@redhat.com>
6870 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
6871 (assign_assembler_name_if_needed): ... this.
6872 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
6873 (assign_assembler_name_if_needed): ... this.
6874 (free_lang_data_in_cgraph): Adjust callers.
6875 * cgraphunit.c (cgraph_node::analyze): Likewise.
6876 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
6879 2017-01-23 Richard Biener <rguenther@suse.de>
6881 PR tree-optimization/79088
6882 PR tree-optimization/79188
6883 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
6884 resetting loop bounds after last path deletion. Reset loop
6885 bounds of the target loop, make code match the comments.
6886 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
6887 Make sure loops need no fixups.
6889 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
6891 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
6892 exponent support with double type for first argument.
6893 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
6894 type returned by __builtin_vec_extract_sig,
6895 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
6896 functions from "vector int" to "vector unsigned int" or from
6897 "vector long long int" to "vector unsigned long long int".
6898 Changed type returned by __builtin_vec_extract_exp,
6899 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
6900 functions from "vector int" to "vector unsigned int" or from
6901 "vector long long int" to "vector unsigned long long int".
6902 Changed return type of __builtin_vec_test_data_class,
6903 __builtin_vec_test_data_class_sp, and
6904 __builtin_vec_test_data_class_dp from "vector int" to
6905 "vector bool int" or from "vector long long int" to "vector bool
6906 long long int" and changed second argument type from "unsigned
6907 int" to "int". Added new overloaded function forms "vector float
6908 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
6909 "vector float __builtin_vec_insert_exp_sp (vector float, vector
6910 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
6911 double, vector unsigned long long int)" and "vector double
6912 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
6913 long int)". Changed return type of
6914 __builtin_scalar_test_data_class and
6915 __builtin_scalar_test_data_class_sp and
6916 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
6917 int" and changed second argument from "unsigned int" to "int".
6918 Changed type returned by __builtin_scalar_test_neg,
6919 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
6920 from "int" to "bool int". Added new overloaded function form
6921 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
6922 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
6923 exponent double-precision with floating point first argument.
6924 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
6925 documentation of scalar_test_data_class, scalar_test_neg,
6926 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
6927 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
6928 vec_test_data_class built-in functions to reflect refinements in
6929 their type signatures.
6931 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
6933 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
6935 (aarch64_elf_asm_destructor): Likewise.
6937 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
6939 PR rtl-optimization/78634
6940 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
6941 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
6942 * ifcvt.c (noce_try_cmove): Add missing cost check.
6944 PR rtl-optimization/71724
6945 * combine.c (if_then_else_cond): Look for situations where it is
6946 beneficial to undo the work of one of the recursive calls.
6948 2017-01-23 Bin Cheng <bin.cheng@arm.com>
6950 PR tree-optimization/70754
6951 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
6952 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
6953 combined stmt before it if not NULL.
6954 (combine_chains): Process refs reversely and compute dominance point
6957 2017-01-23 Martin Liska <mliska@suse.cz>
6959 PR tree-optimization/79196
6960 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
6961 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
6963 (strlen_optimize_stmt): Call the renamed function.
6965 2017-01-23 Michael Matz <matz@suse.de>
6967 PR tree-optimization/78384
6968 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
6970 2017-01-23 Richard Biener <rguenther@suse.de>
6972 PR tree-optimization/79186
6973 * tree-vrp.c (register_new_assert_for): Make sure we've seen
6974 both incoming edges before moving an assert.
6976 2017-01-23 Martin Jambor <mjambor@suse.cz>
6978 * ipa-prop.c (load_from_param_1): Removed.
6979 (load_from_unmodified_param): Bits from load_from_param_1 put back
6981 (load_from_param): Removed.
6982 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
6983 with stmt. Reverted back to use of load_from_unmodified_param.
6985 2017-01-23 Martin Jambor <mjambor@suse.cz>
6988 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
6989 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
6990 field a pointer to garbage collected vector, mark lattices and
6991 ipcp_orig_node with GTY((skip)).
6992 (ipa_get_param_count): Adjust to descriptors being a pointer.
6993 (ipa_get_param): Likewise.
6994 (ipa_get_type): Likewise.
6995 (ipa_get_param_move_cost): Likewise.
6996 (ipa_set_param_used): Likewise.
6997 (ipa_get_controlled_uses): Likewise.
6998 (ipa_set_controlled_uses): Likewise.
6999 (ipa_is_param_used): Likewise.
7000 (ipa_node_params_t): Move into garbage collector. New methods insert
7002 (ipa_node_params_sum): Annotate wth GTY(()).
7003 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
7005 (ipa_load_from_parm_agg): Adjust declaration.
7006 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
7007 * ipa-profile.c (ipa_profile): Likewise.
7008 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
7009 (ipa_populate_param_decls): Make descriptors parameter garbage
7011 (ipa_dump_param): Adjust to descriptors being a pointer.
7012 (ipa_alloc_node_params): Likewise.
7013 (ipa_initialize_node_params): Likewise.
7014 (load_from_param_1): Make descriptors parameter garbage collected.
7015 (load_from_unmodified_param): Likewise.
7016 (load_from_param): Likewise.
7017 (ipa_load_from_parm_agg): Likewise.
7018 (ipa_node_params::~ipa_node_params): Removed.
7019 (ipa_free_all_node_params): Remove call to delete operator.
7020 (ipa_node_params_t::insert): New.
7021 (ipa_node_params_t::remove): Likewise.
7022 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
7023 copy known_csts and known_contexts vectors.
7024 (ipa_read_node_info): Adjust to descriptors being a pointer.
7025 (ipcp_modif_dom_walker): Make m_descriptors field garbage
7027 (ipcp_transform_function): Make descriptors variable garbage
7030 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
7032 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
7033 * config/i386/avx512dqintrin.h: Ditto.
7034 * config/i386/avx512fintrin.h: Ditto.
7035 * gcc/config/i386/i386.c: Handle new builtins.
7036 * config/i386/i386-builtin.def: Add new builtins.
7037 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
7038 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
7040 2017-01-23 Jakub Jelinek <jakub@redhat.com>
7041 Martin Liska <mliska@suse.cz>
7043 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
7044 * asan.c (asan_expand_poison_ifn): Support stores and use
7045 appropriate ASAN report function.
7046 * internal-fn.c (expand_ASAN_POISON_USE): New function.
7047 * internal-fn.def (ASAN_POISON_USE): Declare.
7048 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
7049 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
7050 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
7051 ASAN_POISON calls w/o LHS.
7052 * tree-ssa.c (execute_update_addresses_taken): Create clobber
7053 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
7054 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
7055 * gimplify.c (asan_poison_variables): Add attribute
7056 use_after_scope_memory to variables that really needs to live
7058 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
7059 having the attribute.
7061 2017-01-23 Martin Liska <mliska@suse.cz>
7063 * asan.c (create_asan_shadow_var): New function.
7064 (asan_expand_poison_ifn): Likewise.
7065 * asan.h (asan_expand_poison_ifn): New declaration.
7066 * internal-fn.c (expand_ASAN_POISON): Likewise.
7067 * internal-fn.def (ASAN_POISON): New builtin.
7068 * sanopt.c (pass_sanopt::execute): Expand
7069 asan_expand_poison_ifn.
7070 * tree-inline.c (copy_decl_for_dup_finish): Make function
7072 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
7073 * tree-ssa.c (is_asan_mark_p): New function.
7074 (execute_update_addresses_taken): Rewrite local variables
7075 (identified just by use-after-scope as addressable) into SSA.
7077 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7079 * doc/install.texi (Specific): opensource.apple.com uses https
7080 now. Remove trailing slash.
7082 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
7084 * README.Portability: Remove note on an Irix compatibility issue.
7086 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
7088 * gcov.c (INCLUDE_ALGORITHM): Define.
7089 (INCLUDE_VECTOR): Define.
7090 No longer include <vector> and <algorithm> directly.
7092 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
7094 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
7096 * doc/invoke.texi (Code Gen Options): Ditto.
7098 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
7101 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
7103 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
7105 rtl-optimization/79125
7106 * cprop.c (local_cprop_pass): Handle cases where we make an
7109 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
7113 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
7114 read from, for big endian.
7116 2017-01-20 Jiong Wang <jiong.wang@arm.com>
7118 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
7119 register pauth builtins for LP64 only.
7121 2017-01-20 Marek Polacek <polacek@redhat.com>
7124 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
7127 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7129 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
7131 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
7132 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
7133 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
7135 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7138 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
7139 in big-endian mode when they are not a single duplicated value.
7141 2017-01-20 Richard Biener <rguenther@suse.de>
7143 * BASE-VER: Bump to 7.0.1.
7145 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
7147 * omp-low.c (omplow_simd_context): New struct. Use it...
7148 (lower_rec_simd_input_clauses): ...here and...
7149 (lower_rec_input_clauses): ...here to hold common data. Adjust all
7150 references to idx, lane, max_vf, is_simt.
7152 2017-01-20 Graham Markall <graham.markall@embecosm.com>
7154 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
7157 2017-01-20 Martin Jambor <mjambor@suse.cz>
7159 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
7160 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
7162 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
7163 (GTFILES): Rename hsa.c to hsa-common.c.
7164 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
7165 * hsa-dump.c: Likewise.
7166 * hsa-gen.c: Likewise.
7167 * hsa-regalloc.c: Likewise.
7168 * ipa-hsa.c: Likewise.
7169 * omp-expand.c: Likewise.
7170 * omp-low.c: Likewise.
7171 * toplev.c: Likewise.
7173 2017-01-20 Marek Polacek <polacek@redhat.com>
7176 * doc/invoke.texi: Document -Wduplicated-branches.
7177 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
7178 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
7179 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
7180 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
7181 return 0 only when not OEP_LEXICOGRAPHIC.
7182 (fold_build_cleanup_point_expr): Use the expression
7183 location when building CLEANUP_POINT_EXPR.
7184 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
7185 * tree.c (add_expr): Handle error_mark_node.
7187 2017-01-20 Martin Liska <mliska@suse.cz>
7190 * tree-profile.c (init_ic_make_global_vars): Do not call
7192 (gimple_init_gcov_profiler): Likewise.
7194 2017-01-20 Martin Liska <mliska@suse.cz>
7197 * cgraph.h (maybe_create_reference): Remove argument and
7199 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
7201 * ipa-cp.c (create_specialized_node): Likewise.
7202 * symtab.c (symtab_node::maybe_create_reference): Handle
7203 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
7205 2017-01-20 Martin Liska <mliska@suse.cz>
7207 * read-rtl-function.c (function_reader::create_function): Use
7208 build_decl instread of build_decl_stat.
7210 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
7212 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
7213 * config/i386/avx512dqintrin.h: Ditto.
7214 * config/i386/avx512fintrin.h: Ditto.
7215 * config/i386/i386-builtin-types.def: Add new types.
7216 * gcc/config/i386/i386.c: Handle new types.
7217 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
7218 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
7219 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
7220 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
7221 (__builtin_ia32_kshiftridi): New.
7222 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
7224 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
7228 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
7229 define to rs6000_init_stack_protect_guard.
7230 (rs6000_init_stack_protect_guard): New function.
7232 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7233 Yunqiang Su <yunqiang.su@imgtec.com>
7235 * config.gcc (supported_defaults): Add madd4.
7236 (with_madd4): Add validation.
7237 (all_defaults): Add madd4.
7238 * config/mips/mips.opt (mmadd4): New option.
7239 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7241 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7243 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
7244 (ISA_HAS_FUSED_MADD4): Likewise.
7245 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
7246 * gcc/doc/install.texi (--with-madd4): Document the new option.
7248 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7250 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
7251 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
7252 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
7253 (aarch64_init_pauth_hint_builtins): New.
7254 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
7255 (aarch64_expand_builtin): Expand new builtins.
7257 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7259 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
7260 * combine-stack-adj.c (no_unhandled_cfa): Handle
7261 REG_CFA_TOGGLE_RA_MANGLE.
7262 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
7263 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
7264 info for return address signing.
7265 (aarch64_expand_epilogue): Likewise.
7267 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7269 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
7270 * config/aarch64/aarch64-protos.h
7271 (aarch64_return_address_signing_enabled): New declaration.
7272 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
7274 (aarch64_expand_prologue): Sign return address before it's pushed onto
7276 (aarch64_expand_epilogue): Authenticate return address fetched from
7278 (aarch64_override_options): Sanity check for ILP32 and ISA level.
7279 (aarch64_attributes): New function attributes for "sign-return-address".
7280 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
7281 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
7282 ("*do_return"): Generate combined instructions according to key index.
7283 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
7284 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
7286 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
7287 * config/aarch64/aarch64.opt (msign-return-address=): New.
7288 * doc/extend.texi (AArch64 Function Attributes): Documents
7289 "sign-return-address=".
7290 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
7292 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
7294 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
7295 overall option summary.
7297 2017-01-19 Jiong Wang <jiong.wang@arm.com>
7299 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
7300 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
7301 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
7302 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
7304 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
7306 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
7307 -mpower9-minmax by default for -mcpu=power9.
7308 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
7309 128-bit floating point.
7311 2017-01-20 Alan Modra <amodra@gmail.com>
7313 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
7314 optimizing for size.
7316 2017-01-20 Alan Modra <amodra@gmail.com>
7319 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
7320 for strcmp and strncmp from corresponding builtin decl.
7322 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7324 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
7325 instead of i386/rtems-64.h.
7326 * config/i386/rtems-64.h: Remove.
7328 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
7332 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
7334 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
7336 2017-01-19 Tamar Christina <tamar.christina@arm.com>
7338 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
7339 Change int to HOST_WIDE_INT.
7340 * config/aarch64/aarch64-protos.h
7341 (aarch64_simd_gen_const_vector_dup): Likewise.
7342 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
7344 2017-01-19 David Malcolm <dmalcolm@redhat.com>
7346 * langhooks-def.h (lhd_type_for_size): New decl.
7347 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
7348 * langhooks.c (lhd_type_for_size): New function, taken from
7351 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
7353 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
7354 define_bypass for CR latency.
7355 (power9-cracked-alu): Update bypass latency and remove power9-branch.
7356 (power9-alu2): Add define_bypass for CR latency.
7358 (power9-mul): Update insn latency.
7359 (power9-mul-compare): Update insn latency, bypass latency and remove
7362 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7364 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
7366 * config/aarch64/aarch64.md
7367 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
7368 aarch64_nopcrelative_literal_loads.
7369 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
7371 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
7373 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
7375 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
7377 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
7380 * config.gcc (supported_defaults): Add lxc1-sxc1.
7381 (with_lxc1_sxc1): Add validation.
7382 (all_defaults): Add lxc1-sxc1.
7383 * config/mips/mips.opt (mlxc1-sxc1): New option.
7384 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7386 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
7387 __mips_no_lxc1_sxc1.
7388 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
7389 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
7390 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
7392 2017-01-19 Richard Biener <rguenther@suse.de>
7394 PR tree-optimization/72488
7395 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
7396 sure to restore SSA info.
7397 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
7399 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
7401 PR rtl-optimization/79121
7402 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
7403 of the inner type when shifting an extended value.
7405 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7408 * symtab.c (symtab_node::equal_address_to): Fix comparing of
7409 interposable aliases.
7411 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
7414 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
7415 Use the evmergelohi instruction.
7416 (mov_si<mode>_e500_subreg4_2_le): Likewise.
7417 (mov_sitf_e500_subreg8_2_be): Likewise.
7418 (mov_sitf_e500_subreg12_2_le): Likewise.
7419 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
7420 (mov_si<mode>_e500_subreg4_2_be): Likewise.
7421 (mov_sitf_e500_subreg8_2_le): Likewise.
7422 (mov_sitf_e500_subreg12_2_be): Likewise.
7424 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7426 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
7427 attribute from vecsimple to vecperm.
7428 (altivec_vbpermq2): Likewise.
7430 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7433 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
7435 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7436 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
7437 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
7438 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
7439 case where N arg is SIZE_MAX.
7440 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
7441 (cmpstrsi): Add pattern.
7443 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
7445 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7446 __builtin_vec_revb builtins.
7447 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
7448 built-in functions to support generation of the ISA 3.0 XXBR<x>
7449 vector byte reverse instructions.
7450 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
7451 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
7452 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
7453 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
7454 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
7455 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
7456 (P9V_BUILTIN_VEC_REVB): Likewise.
7457 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
7458 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
7459 (p9_xxbrq_v16qi): Likewise.
7460 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
7461 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
7462 (p9_xxbrh_v8hi): Likewise.
7463 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
7464 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
7465 vec_revb built-in functions.
7467 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
7469 PR rtl-optimization/78952
7470 * config/i386/i386.md (any_extract): New code iterator.
7471 (*insvqi_2): Use any_extract for source operand.
7472 (*insvqi_3): Use any_shiftrt for source operand.
7474 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
7476 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
7478 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
7480 2017-01-18 Matthias Klose <doko@ubuntu.com>
7482 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
7484 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7486 * config/rs6000/altivec.h (vec_bperm): Change #define.
7487 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
7488 (altivec_vbpermq2): New define_insn.
7489 (altivec_vbpermd): Likewise.
7490 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
7492 (VBPERMD): Likewise.
7493 (VBPERM): New polymorphic function interface.
7494 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
7495 Add entries for P9V_BUILTIN_VEC_VBPERM.
7496 * doc/extend.texi: Add interfaces for vec_bperm.
7498 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7500 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
7501 first letter of error messages.
7502 (s390_resolve_overloaded_builtin): Likewise.
7503 * config/s390/s390.c (s390_expand_builtin): Likewise.
7504 (s390_invalid_arg_for_unprototyped_fn): Likewise.
7505 (s390_valid_target_attribute_inner_p): Likewise.
7506 * config/s390/s390.md ("tabort"): Likewise.
7508 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
7510 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
7511 (ISA_AVOID_DIV_HILO): New macro.
7512 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
7513 (ISA_HAS_DDIV): Likewise.
7515 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7517 * doc/invoke.texi (fabi-version): Correct number of occurrences.
7519 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7521 * doc/invoke.texi (fabi-version): Spelling fix.
7523 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7526 * doc/invoke.texi (fabi-version): Mention mangling fix for
7529 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
7532 * doc/invoke.texi (fabi-version): Document discriminator mangling.
7534 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
7537 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
7538 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
7540 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
7542 (stack_protect_test): Ditto.
7543 * config/rs6000/rs6000.opt (mstack-protector-guard=,
7544 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
7546 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
7547 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
7548 -mstack-protector-guard-offset=.
7549 (RS/6000 and PowerPC Options): Ditto.
7551 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7553 * config/i386/i386.h (MASK_CLASS_P): New define.
7554 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
7555 there are no registers from different register sets also when
7556 mask registers are used. Update function comment.
7557 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
7558 to (*k/*r) and (*k/*km) alternatives.
7560 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
7562 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
7563 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
7564 (EH_RETURN_HANDLER_RTX): New define.
7565 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
7566 Force frame pointer in EH return functions.
7567 (aarch64_expand_epilogue): Add barrier for eh_return.
7568 (aarch64_final_eh_return_addr): Remove.
7569 (aarch64_eh_return_handler_rtx): New function.
7570 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
7572 (aarch64_eh_return_handler_rtx): New prototype.
7574 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7576 * config/rs6000/altivec.h (vec_rlmi): New #define.
7577 (vec_vrlnm): Likewise.
7578 (vec_rlnm): Likewise.
7579 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
7580 (UNSPEC_VRLNM): Likewise.
7581 (VIlong): New mode iterator.
7582 (altivec_vrl<VI_char>mi): New define_insn.
7583 (altivec_vrl<VI_char>nm): Likewise.
7584 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
7587 (RLNM): New polymorphic function entry.
7588 (VRLWMI): New monomorphic function entry.
7590 (RLMI): New polymorphic function entry.
7591 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
7592 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
7593 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
7596 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7599 * dwarf2out.c (field_byte_offset): Restore the
7600 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
7601 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
7602 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
7605 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7608 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
7610 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7613 * dwarf2out.c (add_data_member_location_attribute): For constant
7614 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
7615 instead of DW_AT_data_member_location, DW_AT_bit_offset and
7616 DW_AT_byte_size attributes.
7618 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
7620 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
7621 after forcing to constant memory when the code model is medium.
7623 2017-01-17 Julia Koval <julia.koval@intel.com>
7626 * config/i386/avx512fintrin.h
7627 (_mm512_i32gather_ps): Change __addr type to void const*.
7628 (_mm512_mask_i32gather_ps): Ditto.
7629 (_mm512_i32gather_pd): Ditto.
7630 (_mm512_mask_i32gather_pd): Ditto.
7631 (_mm512_i64gather_ps): Ditto.
7632 (_mm512_mask_i64gather_ps): Ditto.
7633 (_mm512_i64gather_pd): Ditto.
7634 (_mm512_mask_i64gather_pd): Ditto.
7635 (_mm512_i32gather_epi32): Ditto.
7636 (_mm512_mask_i32gather_epi32): Ditto.
7637 (_mm512_i32gather_epi64): Ditto.
7638 (_mm512_mask_i32gather_epi64): Ditto.
7639 (_mm512_i64gather_epi32): Ditto.
7640 (_mm512_mask_i64gather_epi32): Ditto.
7641 (_mm512_i64gather_epi64): Ditto.
7642 (_mm512_mask_i64gather_epi64): Ditto.
7643 (_mm512_i32scatter_ps): Change __addr type to void*.
7644 (_mm512_mask_i32scatter_ps): Ditto.
7645 (_mm512_i32scatter_pd): Ditto.
7646 (_mm512_mask_i32scatter_pd): Ditto.
7647 (_mm512_i64scatter_ps): Ditto.
7648 (_mm512_mask_i64scatter_ps): Ditto.
7649 (_mm512_i64scatter_pd): Ditto.
7650 (_mm512_mask_i64scatter_pd): Ditto.
7651 (_mm512_i32scatter_epi32): Ditto.
7652 (_mm512_mask_i32scatter_epi32): Ditto.
7653 (_mm512_i32scatter_epi64): Ditto.
7654 (_mm512_mask_i32scatter_epi64): Ditto.
7655 (_mm512_i64scatter_epi32): Ditto.
7656 (_mm512_mask_i64scatter_epi32): Ditto.
7657 (_mm512_i64scatter_epi64): Ditto.
7658 (_mm512_mask_i64scatter_epi64): Ditto.
7659 * config/i386/avx512pfintrin.h
7660 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
7661 (_mm512_mask_prefetch_i32gather_ps): Ditto.
7662 (_mm512_mask_prefetch_i64gather_pd): Ditto.
7663 (_mm512_mask_prefetch_i64gather_ps): Ditto.
7664 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
7665 (_mm512_prefetch_i32scatter_ps): Ditto.
7666 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
7667 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
7668 (_mm512_prefetch_i64scatter_pd): Ditto.
7669 (_mm512_prefetch_i64scatter_ps): Ditto.
7670 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
7671 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
7672 * config/i386/avx512vlintrin.h
7673 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
7674 (_mm_mmask_i32gather_ps): Ditto.
7675 (_mm256_mmask_i32gather_pd): Ditto.
7676 (_mm_mmask_i32gather_pd): Ditto.
7677 (_mm256_mmask_i64gather_ps): Ditto.
7678 (_mm_mmask_i64gather_ps): Ditto.
7679 (_mm256_mmask_i64gather_pd): Ditto.
7680 (_mm_mmask_i64gather_pd): Ditto.
7681 (_mm256_mmask_i32gather_epi32): Ditto.
7682 (_mm_mmask_i32gather_epi32): Ditto.
7683 (_mm256_mmask_i32gather_epi64): Ditto.
7684 (_mm_mmask_i32gather_epi64): Ditto.
7685 (_mm256_mmask_i64gather_epi32): Ditto.
7686 (_mm_mmask_i64gather_epi32): Ditto.
7687 (_mm256_mmask_i64gather_epi64): Ditto.
7688 (_mm_mmask_i64gather_epi64): Ditto.
7689 (_mm256_i32scatter_ps): Change __addr type to void*.
7690 (_mm256_mask_i32scatter_ps): Ditto.
7691 (_mm_i32scatter_ps): Ditto.
7692 (_mm_mask_i32scatter_ps): Ditto.
7693 (_mm256_i32scatter_pd): Ditto.
7694 (_mm256_mask_i32scatter_pd): Ditto.
7695 (_mm_i32scatter_pd): Ditto.
7696 (_mm_mask_i32scatter_pd): Ditto.
7697 (_mm256_i64scatter_ps): Ditto.
7698 (_mm256_mask_i64scatter_ps): Ditto.
7699 (_mm_i64scatter_ps): Ditto.
7700 (_mm_mask_i64scatter_ps): Ditto.
7701 (_mm256_i64scatter_pd): Ditto.
7702 (_mm256_mask_i64scatter_pd): Ditto.
7703 (_mm_i64scatter_pd): Ditto.
7704 (_mm_mask_i64scatter_pd): Ditto.
7705 (_mm256_i32scatter_epi32): Ditto.
7706 (_mm256_mask_i32scatter_epi32): Ditto.
7707 (_mm_i32scatter_epi32): Ditto.
7708 (_mm_mask_i32scatter_epi32): Ditto.
7709 (_mm256_i32scatter_epi64): Ditto.
7710 (_mm256_mask_i32scatter_epi64): Ditto.
7711 (_mm_i32scatter_epi64): Ditto.
7712 (_mm_mask_i32scatter_epi64): Ditto.
7713 (_mm256_i64scatter_epi32): Ditto.
7714 (_mm256_mask_i64scatter_epi32): Ditto.
7715 (_mm_i64scatter_epi32): Ditto.
7716 (_mm_mask_i64scatter_epi32): Ditto.
7717 (_mm256_i64scatter_epi64): Ditto.
7718 (_mm256_mask_i64scatter_epi64): Ditto.
7719 (_mm_i64scatter_epi64): Ditto.
7720 (_mm_mask_i64scatter_epi64): Ditto.
7721 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
7722 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
7723 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
7724 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
7725 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
7726 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
7727 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
7728 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
7729 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
7730 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
7731 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
7732 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
7733 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
7734 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
7735 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
7736 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
7737 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
7738 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
7739 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
7740 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
7741 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
7742 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
7743 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
7744 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
7745 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
7746 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
7747 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
7748 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
7749 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
7750 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
7751 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
7752 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
7753 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
7754 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
7755 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
7756 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
7757 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
7758 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
7759 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
7760 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
7761 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
7762 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
7763 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
7764 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
7765 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
7766 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
7767 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
7768 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
7769 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
7770 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
7771 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
7772 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
7773 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
7774 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
7775 definitions accordingly.
7777 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
7778 Kuan-Lin Chen <kuanlinchentw@gmail.com>
7781 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
7784 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
7787 * ira-conflicts.c (ira_build_conflicts): Update total conflict
7788 hard regs for inner regno.
7790 2017-01-17 Martin Liska <mliska@suse.cz>
7793 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
7794 assumption and add comment.
7796 2017-01-17 Nathan Sidwell <nathan@acm.org>
7798 * ipa-visibility.c (localize_node): New function, broken out of ...
7799 (function_and_variable_visibility): ... here. Call it.
7801 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
7804 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
7805 correctly set frequency of oudgoing edge.
7806 (duplicate_thread_path): Fix profile updating.
7808 2017-01-17 Jakub Jelinek <jakub@redhat.com>
7811 * configure.ac: Add GCC_BASE_VER.
7812 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
7813 version from BASE-VER file.
7814 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
7815 (gcc.o): Depend on $(BASEVER).
7816 * common.opt (dumpfullversion): New option.
7817 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
7818 * doc/invoke.texi: Document -dumpfullversion.
7819 * doc/install.texi: Document --with-gcc-major-version-only.
7820 * configure: Regenerated.
7822 2017-01-17 Richard Biener <rguenther@suse.de>
7824 PR tree-optimization/71433
7825 * tree-vrp.c (register_new_assert_for): Merge same asserts
7826 on all incoming edges.
7827 (process_assert_insertions_for): Handle insertions at the
7830 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
7832 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
7833 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
7835 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
7838 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
7841 2017-01-17 Alan Modra <amodra@gmail.com>
7844 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
7845 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
7846 symbolic stack limit when pic.
7848 2017-01-16 Martin Sebor <msebor@redhat.com>
7850 PR tree-optimization/78608
7851 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
7853 2017-01-16 Jeff Law <law@redhat.com>
7856 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
7857 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
7858 for several include directories that may be relative to sysroot.
7859 * config/i386/x-mingw32 (gplus_includedir): Define.
7860 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
7861 (native_system_includedir): Likewise.
7862 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
7863 override if TARGET_SYSTEM_ROOT is defined.
7864 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
7866 PR tree-optimization/79090
7867 PR tree-optimization/33562
7868 PR tree-optimization/61912
7869 PR tree-optimization/77485
7870 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
7871 and computed trims into the dump file.
7873 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
7875 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
7877 2017-01-16 Jakub Jelinek <jakub@redhat.com>
7880 * gimplify.c (gimplify_init_constructor): If want_value and
7881 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
7885 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
7886 sequence. Formatting fixes.
7887 (doloop_optimize): Formatting fixes.
7890 * gcc.c (debug_level_greater_than_spec_func): New function.
7891 (static_spec_functions): Add debug-level-gt spec function.
7892 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
7894 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
7895 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
7896 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
7897 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
7898 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
7899 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
7901 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
7903 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
7904 QImode fixups to general and mask registers only.
7906 2017-01-16 Carl Love <cel@us.ibm.com>
7908 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
7909 for built-in functions
7910 vector signed char vec_nabs (vector signed char)
7911 vector signed short vec_nabs (vector signed short)
7912 vector signed int vec_nabs (vector signed int)
7913 vector signed long long vec_nabs (vector signed long long)
7914 vector float vec_nabs (vector float)
7915 vector double vec_nabs (vector double)
7916 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
7918 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
7919 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
7920 * doc/extend.texi: Update the documentation file for the new built-in
7923 2017-01-16 Martin Sebor <msebor@redhat.com>
7925 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
7928 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7930 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
7931 UNSPEC_VSX__XXSPLTD to require special splat handling.
7933 2017-01-16 David Malcolm <dmalcolm@redhat.com>
7936 * system.h: Poison strndup.
7938 2017-01-16 Alan Modra <amodra@gmail.com>
7941 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
7944 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
7946 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
7948 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
7950 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
7951 call recog here. Assert that INSN_CODE (insn) is non-negative.
7953 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
7956 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
7958 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
7959 in the currently scheduled RTL fragment.
7961 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
7963 PR rtl-optimization/78751
7964 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
7967 2017-01-14 Jeff Law <law@redhat.com>
7969 PR tree-optimization/79090
7970 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
7971 variable length stores.
7972 (compute_trims): Delete dead assignment to *trim_tail.
7973 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
7976 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
7978 PR rtl-optimization/78626
7979 PR rtl-optimization/78727
7980 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
7981 of a block, and split such blocks after everything else is finished.
7983 2017-01-14 Alan Modra <amodra@gmail.com>
7986 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
7987 target legitimate_combined_insn.
7988 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
7989 (rs6000_legitimate_combined_insn): New function.
7990 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
7992 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
7993 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
7994 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
7996 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
7998 * doc/frontends.texi (G++ and GCC): Remove references to Java.
8000 2017-01-13 Jeff Law <law@redhat.com>
8002 PR tree-optimization/33562
8003 PR tree-optimization/61912
8004 PR tree-optimization/77485
8005 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
8007 (delete_dead_assignment): Likewise.
8008 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
8009 statement to delete_dead_call and delete_dead_assignment.
8011 2017-01-13 David Malcolm <dmalcolm@redhat.com>
8014 * substring-locations.c (format_warning_va): Strengthen case 1 so
8015 that both endpoints of the substring must be within the format
8016 range for just the substring to be printed.
8018 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
8020 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
8021 * config/i386/i386.c (ix86_target_string): Add missing options
8022 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
8023 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
8024 flags_other and ix86_target_other to flags2_other. Display unknown
8026 (ix86_valid_target_attribute_inner_p): Add missing options and
8027 reorder options by implied ISAs, as in ix86_target_string.
8029 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8031 * hash-table.h (hash_table::too_empty_p): New function.
8032 (hash_table::expand): Use it.
8033 (hash_table::traverse): Likewise.
8034 (hash_table::empty_slot): Use sizeof (value_type) instead of
8035 sizeof (PTR) to convert bytes to elements. Shrink the table
8036 if the current size is excessive for the current number of
8039 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
8041 * ira-costs.c (record_reg_classes): Break from the inner loop
8042 early once alt_fail is known to be true. Update outer loop
8043 handling accordingly.
8045 2017-01-13 Jeff Law <law@redhat.com>
8047 * tree-ssa-dse.c (decrement_count): New function.
8048 (increment_start_addr, maybe_trim_memstar_call): Likewise.
8049 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
8050 when we know the partially dead statement is a mem* function.
8052 PR tree-optimization/61912
8053 PR tree-optimization/77485
8054 * tree-ssa-dse.c: Include expr.h.
8055 (maybe_trim_constructor_store): New function.
8056 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
8058 PR tree-optimization/33562
8059 PR tree-optimization/61912
8060 PR tree-optimization/77485
8061 * doc/invoke.texi: Document new dse-max-object-size param.
8062 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
8063 * tree-ssa-dse.c: Include params.h.
8064 (dse_store_status): New enum.
8065 (initialize_ao_ref_for_dse): New, partially extracted from
8067 (valid_ao_ref_for_dse, normalize_ref): New.
8068 (setup_live_bytes_from_ref, compute_trims): Likewise.
8069 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
8070 (maybe_trim_partially_dead_store): Likewise.
8071 (maybe_trim_complex_store): Likewise.
8072 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
8073 Track what bytes live from the original store. Return tri-state
8074 for dead, partially dead or live.
8075 (dse_dom_walker): Add constructor, destructor and new private members.
8076 (delete_dead_call, delete_dead_assignment): New extracted from
8078 (dse_optimize_stmt): Make a member of dse_dom_walker.
8079 Use initialize_ao_ref_for_dse.
8081 PR tree-optimization/33562
8082 PR tree-optimization/61912
8083 PR tree-optimization/77485
8084 * sbitmap.h (bitmap_count_bits): Prototype.
8085 (bitmap_clear_range, bitmap_set_range): Likewise.
8086 * sbitmap.c (bitmap_clear_range): New function.
8087 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
8089 2017-01-13 Martin Liska <mliska@suse.cz>
8092 * function.c (set_cfun): Add new argument force.
8093 * function.h (set_cfun): Likewise.
8094 * ipa-inline-transform.c (inline_call): Use the function when
8095 strict alising from is dropped for function we inline to.
8097 2017-01-13 Richard Biener <rguenther@suse.de>
8099 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
8100 for dumping GIMPLE INTEGER_CSTs.
8102 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8104 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
8105 to 201112L since C++17.
8107 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
8110 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
8111 if -fsanitize=kernel-address is present.
8113 2017-01-13 Richard Biener <rguenther@suse.de>
8115 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
8116 as _Literal ( type ) number in case usual suffixes do not
8117 preserve all information.
8119 2017-01-13 Richard Biener <rguenther@suse.de>
8121 PR tree-optimization/77283
8122 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
8123 and ssa-iterators.h.
8124 (is_feasible_trace): Implement a cost model based on joiner
8127 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
8130 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
8131 char or short to __float128/_Float128 directly.
8133 2017-01-12 Martin Sebor <msebor@redhat.com>
8135 to -Wformat-overflow.
8136 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
8137 (min_bytes_remaining): Same.
8138 (get_string_length): Same.
8139 (format_string): Same.
8140 (format_directive): Same.
8142 (pass_sprintf_length::handle_gimple_call): Same.
8144 2017-01-12 Jakub Jelinek <jakub@redhat.com>
8146 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
8147 info.nowrite calls with no lhs that can't throw. Return bool
8148 whether gsi_remove has been called or not.
8149 (pass_sprintf_length::handle_gimple_call): Return bool whether
8150 try_substitute_return_value called gsi_remove. Formatting fix.
8151 (pass_sprintf_length::execute): Don't use gsi_remove if
8152 handle_gimple_call returned true.
8155 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
8156 be removed due to side-effects, don't remove following barrier nor
8157 turn the successor edge into fallthru edge.
8159 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8162 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
8163 element-reversing loads and stores as not swappable.
8165 2017-01-12 Nathan Sidwell <nathan@acm.org>
8166 Nicolai Stange <nicstange@gmail.com>
8168 * combine.c (try_combine): Don't ignore result of overlap checking
8169 loop. Combine overlap & asm check into single loop.
8171 2017-01-12 Richard Biener <rguenther@suse.de>
8173 * tree-pretty-print.c (dump_generic_node): Provide -gimple
8174 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
8176 2017-01-12 Richard Biener <rguenther@suse.de>
8178 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
8179 and TS_TARGET_OPTION directly derive from TS_BASE.
8180 * tree-core.h (tree_optimization_option): Derive from tree_base.
8181 (tree_target_option): Likewise.
8183 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
8185 * config/i386/i386.c (memory_address_length): Increase len
8186 only when rip_relative_addr_p returns false.
8188 2017-01-11 Julia Koval <julia.koval@intel.com>
8190 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
8191 (OPTION_MASK_ISA_SGX_SET): New.
8192 (ix86_handle_option): Handle OPT_msgx.
8193 * config.gcc: Added sgxintrin.h.
8194 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
8195 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
8196 * config/i386/i386.c (ix86_target_string): Add -msgx.
8198 (ix86_option_override_internal): Handle new options.
8199 (ix86_valid_target_attribute_inner_p): Add sgx.
8200 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
8201 * config/i386/i386.opt: Add msgx.
8202 * config/i386/sgxintrin.h: New file.
8203 * config/i386/x86intrin.h: Add sgxintrin.h.
8205 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8208 * fold-const.c (maybe_nonzero_address): Return 1 for function
8210 (tree_single_nonzero_warnv_p): Don't handle function local objects
8214 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
8217 2017-01-11 David Malcolm <dmalcolm@redhat.com>
8220 * opts.c: Include "spellcheck.h"
8221 (struct string_fragment): New struct.
8222 (struct edit_distance_traits<const string_fragment &>): New
8224 (get_closest_sanitizer_option): New function.
8225 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
8227 2017-01-11 Jakub Jelinek <jakub@redhat.com>
8229 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
8231 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
8232 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
8233 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
8234 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
8235 for initial die_offset if dwarf_split_debug_info.
8236 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
8237 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
8239 (output_skeleton_debug_sections): Formatting fix. Use
8240 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
8241 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
8243 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
8245 * config/arm/cortex-a53.md: Add bypasses for
8247 (cortex_a53_r2f): Only use for transfers.
8248 (cortex_a53_f2r): Likewise.
8249 (cortex_a53_r2f_cvt): Add reservation for conversions.
8250 (cortex_a53_f2r_cvt): Likewise.
8252 2017-01-11 Tamar Christina <tamar.christina@arm.com>
8254 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
8255 to all inlined functions, change static to extern.
8257 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
8260 * config/arm/arm.c (legitimize_pic_address): Handle reference to
8262 (arm_assemble_integer): Likewise.
8264 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
8266 * config.gcc: Use new awk script to check CPU, FPU and architecture
8267 parameters for --with-... options.
8268 * config/arm/parsecpu.awk: New file
8269 * config/arm/arm-cpus.in: New file.
8270 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
8272 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
8274 * config/arm/t-arm: Update dependency rules.
8275 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
8276 of processing .def files.
8277 * config/arm/genopt.sh: Deleted.
8278 * config/arm/gentune.sh: Deleted.
8279 * config/arm/arm-cores.def: Deleted.
8280 * config/arm/arm-arches.def: Deleted.
8281 * config/arm/arm-fpus.def: Deleted.
8282 * config/arm/arm-tune.md: Regenerated.
8283 * config/arm/arm-tables.opt: Regenerated.
8284 * config/arm/arm-cpu.h: New generated file.
8285 * config/arm/arm-cpu-data.h: New generated file.
8286 * config/arm/arm-cpu-cdata.h: New generated file.
8288 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
8291 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
8293 (input_varpool_node): Unpack dynamically_initialized bit.
8295 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
8297 PR rtl-optimization/79032
8298 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
8299 the alignment of the adjusted memory reference against that of MODE,
8300 instead of the alignment of the original memory reference.
8302 2017-01-11 Martin Jambor <mjambor@suse.cz>
8304 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
8306 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
8307 decorated functions.
8309 2017-01-11 Richard Biener <rguenther@suse.de>
8311 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
8312 set range/nonnull info for PHI results. Do not set it on
8313 stmts marked for removal.
8315 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
8317 * expr.c (store_field): In the bitfield case, fetch the return value
8318 from the registers before applying a single big-endian adjustment.
8319 Always do a final load for a BLKmode value not larger than a word.
8321 2017-01-10 David Malcolm <dmalcolm@redhat.com>
8324 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8325 that we correctly handle column numbers greater than
8326 LINE_MAP_MAX_COLUMN_NUMBER.
8328 2017-01-10 Martin Sebor <msebor@redhat.com>
8331 * gimple-ssa-sprintf.c (get_destination_size): Call
8332 {init,fini}object_sizes.
8333 * tree-object-size.c (addr_object_size): Adjust.
8334 (pass_through_call): Adjust.
8335 (pass_object_sizes::execute): Adjust.
8336 * tree-object-size.h (fini_object_sizes): Declare.
8338 2017-01-10 Martin Sebor <msebor@redhat.com>
8340 PR tree-optimization/78775
8341 * builtins.c (get_size_range): Move...
8342 * calls.c: ...to here.
8343 (alloc_max_size): Accept zero argument.
8344 (operand_signed_p): Remove.
8345 (maybe_warn_alloc_args_overflow): Call get_size_range.
8346 * calls.h (get_size_range): Declare.
8348 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
8350 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
8351 from TI's devices.csv file as of September 2016.
8352 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
8354 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
8356 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
8357 * doc/invoke.texi: Likewise.
8358 * doc/md.texi: Likewise.
8359 * doc/objc.texi: Likewise.
8361 2017-01-10 Joshua Conner <joshconner@google.com>
8363 * config/arm/fuchsia-elf.h: New file.
8364 * config/fuchsia.h: New file.
8365 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
8366 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
8368 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
8370 2016-01-10 Richard Biener <rguenther@suse.de>
8372 PR tree-optimization/79034
8373 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
8374 Propagate out degenerate PHIs in the joiner.
8376 2017-01-10 Martin Liska <mliska@suse.cz>
8378 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
8379 (sort_congruence_classes_by_decl_uid): Likewise.
8380 (sort_congruence_class_groups_by_decl_uid): Likewise.
8381 (sem_item_optimizer::merge_classes): Sort class, groups in these
8382 classes and members in the groups by DECL_UID of declarations.
8383 This would make merge operations stable.
8385 2017-01-10 Martin Liska <mliska@suse.cz>
8387 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
8388 usage of m_classes_vec.
8389 (sem_item_optimizer::~sem_item_optimizer): Likewise.
8390 (sem_item_optimizer::get_group_by_hash): Likewise.
8391 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
8392 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
8393 (sem_item_optimizer::verify_classes): Likewise.
8394 (sem_item_optimizer::process_cong_reduction): Likewise.
8395 (sem_item_optimizer::dump_cong_classes): Likewise.
8396 (sem_item_optimizer::merge_classes): Likewise.
8397 * ipa-icf.h (congruence_class_hash): Rename from
8398 congruence_class_group_hash. Remove declaration of m_classes_vec.
8400 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
8402 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
8403 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
8404 * config.gcc: Add avx512vpopcntdqintrin.h.
8405 * config/i386/avx512vpopcntdqintrin.h: New.
8406 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
8407 * config/i386/i386-builtin-types.def: Add new types.
8408 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
8409 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
8410 __builtin_ia32_vpopcountq_v8di_mask): New.
8411 * config/i386/i386-c.c (ix86_target_macros_internal): Define
8412 __AVX512VPOPCNTDQ__.
8413 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
8414 (PTA_AVX512VPOPCNTDQ): Define.
8415 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
8416 TARGET_AVX512VPOPCNTDQ_P): Define.
8417 * config/i386/i386.opt: Add mavx512vpopcntdq.
8418 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
8419 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
8421 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8424 * predict.def (PRED_CALL): Set to 67.
8426 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
8428 * expr.c (store_field): In the bitfield case, if the value comes from
8429 a function call and is of an aggregate type returned in registers, do
8430 not modify the field mode; extract the value in all cases if the mode
8431 is BLKmode and the size is not larger than a word.
8433 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
8436 * config/i386/cpuid.h: Fix undefined behavior.
8438 2017-01-04 Jeff Law <law@redhat.com>
8440 PR tree-optimization/79007
8441 PR tree-optimization/67955
8442 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
8443 conservative for pt.null when flag_non_call_exceptions is on.
8445 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8447 PR translation/79019
8448 PR translation/79020
8449 * params.def (PARAM_INLINE_MIN_SPEEDUP,
8450 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
8451 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
8453 * config/avr/avr.opt (maccumulate-args): Likewise.
8454 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
8455 * common.opt (freport-bug): Likewise.
8456 * cif-code.def (CIF_FINAL_ERROR): Likewise.
8457 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
8458 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
8459 translatable string.
8460 * config/i386/i386.c (function_value_32): Likewise.
8461 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
8462 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
8464 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
8465 * common/config/msp430/msp430-common.c (msp430_handle_option):
8467 * symtab.c (symtab_node::verify_base): Likewise.
8468 * opts.c (set_debug_level): Likewise.
8469 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
8470 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8471 missing whitespace to translatable strings.
8472 * config/avr/avr.md (bswapsi2): Fix typo in comment.
8473 * config/sh/superh.h: Likewise.
8474 * config/i386/xopintrin.h: Likewise.
8475 * config/i386/znver1.md: Likewise.
8476 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
8477 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
8478 * double-int.h (struct double_int): Likewise.
8479 * double-int.c (div_and_round_double): Likewise.
8480 * wide-int.cc: Likewise.
8481 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
8482 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
8483 * cfgcleanup.c (crossjumps_occured): Renamed to ...
8484 (crossjumps_occurred): ... this.
8485 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
8488 PR tree-optimization/78899
8489 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
8490 returning bool return struct loop *, NULL for failure and the new
8492 (versionable_outer_loop_p): Don't version outer loop if it has
8493 dont_vectorized bit set.
8494 (tree_if_conversion): When versioning outer loop, ensure
8495 tree_if_conversion is performed also on the inner loop of the
8496 non-vectorizable outer loop copy.
8497 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
8498 LOOP_VECTORIZED in inner loop of the scalar outer loop and
8499 prevent vectorization of it.
8500 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
8501 the outer loop vectorization of the non-scalar version is attempted
8502 before vectorization of the inner loop in scalar version. If
8503 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
8504 vectorization of its inner loop.
8505 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
8506 has 2 inner loops, rename also on edges from bb whose single pred
8507 is outer_loop->header. Fix typo in function comment.
8509 2017-01-09 Martin Sebor <msebor@redhat.com>
8512 * asan.c (asan_emit_stack_protection): Increase local buffer size
8513 to avoid snprintf truncation warning.
8515 2017-01-09 Andrew Pinski <apinski@cavium.com>
8517 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
8518 to reference thunderx2t99 for the tuning structure
8519 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
8521 (thunderx2t99_extra_costs): This.
8522 * config/aarch64/aarch64-tune.md: Regenerate.
8523 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
8524 (vulcan_addrcost_table): This.
8525 (vulcan_regmove_cost): Rename to ...
8526 (thunderx2t99_regmove_cost): This.
8527 (vulcan_vector_cost): Rename to ...
8528 (thunderx2t99_vector_cost): this.
8529 (vulcan_branch_cost): Rename to ...
8530 (thunderx2t99_branch_cost): This.
8531 (vulcan_tunings): Rename to ...
8532 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
8533 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
8535 2017-01-09 Martin Jambor <mjambor@suse.cz>
8539 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
8540 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
8541 (propagate_vr_accross_jump_function): Use the above function for all
8542 value range computations for pass-through jump functions and type
8543 converasion from explicit value range values.
8544 (ipcp_propagate_stage): Do not attempt to deduce types of formal
8545 parameters from TYPE_ARG_TYPES.
8546 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
8547 (ipa_write_node_info): Stream type of the actual argument.
8548 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
8550 2017-01-09 Martin Liska <mliska@suse.cz>
8553 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
8554 (lookup_compiler): Do not show error message with have_E.
8556 2017-01-09 Jakub Jelinek <jakub@redhat.com>
8558 PR tree-optimization/78938
8559 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
8560 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
8561 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
8562 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
8565 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8567 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
8570 2017-01-09 Richard Biener <rguenther@suse.de>
8572 PR tree-optimization/78997
8573 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
8574 name condition properly.
8576 2017-01-09 Richard Biener <rguenther@suse.de>
8579 * dwarf2out.c (is_cxx): New overload with context.
8580 (is_naming_typedef_decl): Use it.
8582 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8584 * invoke.texi (Option Summary): Correct spacing in option lists
8585 and add line breaks to fix over-long lines.
8587 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8591 * extend.texi (Common Variable Attributes): Add xref to GCC
8592 Internals manual to explain mode attribute keywords.
8594 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
8597 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
8598 and Preprocessor Options.
8599 (Options for Linking): Document -pthread here....
8600 (RS/6000 and PowerPC Options): ...not here.
8601 (Solaris 2 Options): ...or here.
8602 * doc/cppopts.texi: Document -pthread.
8604 2017-01-08 Martin Sebor <msebor@redhat.com>
8607 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
8608 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
8609 New member functions.
8610 (format_directive): Used them.
8612 (pass_sprintf_length::handle_gimple_call): Same.
8613 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
8614 to avoid truncation for any argument.
8615 (extract_affine_mul): Same.
8616 * tree.c (get_file_function_name): Same.
8618 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8621 * predict.def (PRED_INDIR_CALL): Set to 86.
8623 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8625 PR preprocessor/54124
8626 * doc/cppopts.texi: Reformat -d subtable to list the full name
8627 of the options. Add cross-reference to the docs for the general
8628 compiler -d options.
8629 * doc/invoke.texi (Developer Options): Add cross-reference to the
8630 preprocessor-specific -d option documentation.
8632 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8634 PR preprocessor/13498
8635 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
8636 redudant material, and reflect new command-line options.
8637 (System Headers): Likewise.
8639 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
8641 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
8642 -isystem, and -idirafter. Copy-edit.
8643 * doc/cppopts.texi: Copy-edit. Remove contradiction about
8644 default for -ftrack-macro-expansion. Delete obsolete and
8645 badly-formatted implementation details about -fdebug-cpp output.
8646 * doc/cppwarnopts.texi: Copy-edit.
8648 2017-01-07 David Malcolm <dmalcolm@redhat.com>
8651 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8652 that the transition from a max line width >= 1<<10 to narrower
8653 lines works correctly.
8655 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
8657 * doc/options.texi (PerFunction): New.
8658 * opt-functions.awk (switch_flags): Map both Optimization and
8659 PerFunction to CL_OPTIMIZATION.
8660 * opth-gen.awk: Test for PerFunction flag along with
8662 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
8663 it only when the latter is present. Skip those that don't in
8664 the hash function generator.
8665 * common.opt (fvar-tracking): Mark as PerFunction instead of
8667 (fvar-tracking-assignments): Likewise.
8668 (fvar-tracking-assignments-toggle): Likewise.
8669 (fvar-tracking-uninit): Likewise.
8671 2017-01-07 Jakub Jelinek <jakub@redhat.com>
8673 PR translation/79018
8674 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
8677 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
8680 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
8681 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
8682 TARGET_LONG_JUMP_TABLE_OFFSETS.
8683 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
8684 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
8685 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
8686 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
8687 * config/m68k/m68k.md (tablejump expander): Likewise.
8688 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
8689 TARGET_LONG_JUMP_TABLE_OFFSETS.
8690 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
8691 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
8693 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
8694 David Holsgrove <david.holsgrove@xilinx.com>
8696 * common/config/microblaze/microblaze-common.c
8697 (TARGET_EXCEPT_UNWIND_INFO): Remove.
8698 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
8700 * config/microblaze/microblaze.c (microblaze_must_save_register)
8701 (microblaze_expand_epilogue, microblaze_return_addr): Handle
8703 (microblaze_eh_return): New function.
8704 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
8705 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
8706 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
8707 * config/microblaze/microblaze.md (eh_return): New pattern.
8709 2017-01-06 Jakub Jelinek <jakub@redhat.com>
8711 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
8712 GCC_DIAGNOSTIC_STRINGIFY): Define.
8714 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
8716 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8718 * config/arm/arm.md (<mcrr>): New.
8720 * config/arm/arm.c (arm_arch5te): New.
8721 (arm_option_override): Set arm_arch5te.
8722 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
8724 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
8725 (arm_mcrr_qualifiers): ... this. New.
8726 (MRRC_QUALIFIERS): Define to...
8727 (arm_mrrc_qualifiers): ... this. New.
8728 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
8730 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
8731 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
8732 (MRRCI, mrrc, MRRC): New.
8733 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
8734 VUNSPEC_MRRC2): New.
8736 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8738 * config/arm/arm.md (<mcr>): New.
8740 * config/arm/arm.c (arm_coproc_builtin_available): Add
8741 support for mcr, mrc, mcr2 and mrc2.
8742 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
8743 (arm_mcr_qualifiers): ... this. New.
8744 (MRC_QUALIFIERS): Define to ...
8745 (arm_mrc_qualifiers): ... this. New.
8746 (MCR_QUALIFIERS): Define to ...
8747 (arm_mcr_qualifiers): ... this. New.
8748 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
8750 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
8751 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
8752 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
8755 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8757 * config/arm/arm.md (*ldc): New.
8761 * config/arm/arm.c (arm_coproc_builtin_available): Add
8762 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
8763 (arm_coproc_ldc_stc_legitimate_address): New.
8764 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
8765 'qualifier_const_pointer'.
8766 (LDC_QUALIFIERS): Define to...
8767 (arm_ldc_qualifiers): ... this. New.
8768 (STC_QUALIFIERS): Define to...
8769 (arm_stc_qualifiers): ... this. New.
8770 * config/arm/arm-protos.h
8771 (arm_coproc_ldc_stc_legitimate_address): New.
8772 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
8773 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
8774 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
8775 stc2, stcl, stc2l): New.
8776 * config/arm/constraints.md (Uz): New.
8777 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
8778 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
8779 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
8780 VUNSPEC_STC2L): New.
8782 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8784 * config/arm/arm.md (<cdp>): New.
8785 * config/arm/arm.c (neon_const_bounds): Rename this ...
8786 (arm_const_bounds): ... this.
8787 (arm_coproc_builtin_available): New.
8788 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
8789 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
8790 (CDP_QUALIFIERS): Define to...
8791 (arm_cdp_qualifiers): ... this. New.
8793 (arm_expand_builtin_args): Add case for 6 arguments.
8794 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
8795 (arm_const_bounds): ... this.
8796 (arm_coproc_builtin_available): New.
8797 * config/arm/arm_acle.h (__arm_cdp): New.
8799 * config/arm/arm_acle_builtins.def (cdp): New.
8801 * config/arm/iterators.md (CDPI,CDP,cdp): New.
8802 * config/arm/neon.md: Rename all 'neon_const_bounds' to
8804 * config/arm/types.md (coproc): New.
8805 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
8806 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
8807 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
8808 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
8810 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8812 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
8813 (UBINOP_QUALIFIERS): New.
8815 (acle_builtin_data): New. Change comment.
8816 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
8817 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
8818 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
8819 arm_acle_builtins.def.
8820 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
8821 (arm_init_acle_builtins): New.
8822 (CRC32_BUILTIN): Remove.
8823 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
8824 crc32cb, crc32ch and crc32cw.
8825 (arm_init_crc32_builtins): Remove.
8826 (arm_init_builtins): Use arm_init_acle_builtins rather
8827 than arm_init_crc32_builtins.
8828 (arm_expand_acle_builtin): New.
8829 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
8830 * config/arm/arm_acle_builtins.def: New.
8832 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
8834 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
8835 (arm_builtin_datum): ... this.
8836 (arm_init_neon_builtin): Rename to ...
8837 (arm_init_builtin): ... this. Add a new parameters PREFIX
8838 and USE_SIG_IN_NAME.
8839 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
8840 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
8841 'arm_builtin_datum'.
8842 (arm_init_vfp_builtins): Likewise.
8843 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
8844 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
8845 (arm_expand_neon_args): Rename to ...
8846 (arm_expand_builtin_args): ... this. Rename builtin_arg
8847 enum values and differentiate between ARG_BUILTIN_MEMORY
8848 and ARG_BUILTIN_NEON_MEMORY.
8849 (arm_expand_neon_builtin_1): Rename to ...
8850 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
8851 values, arm_expand_builtin_args and add bool parameter NEON.
8852 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
8853 (arm_expand_vfp_builtin): Likewise.
8854 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
8856 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
8859 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
8860 * predict.c (tree_estimate_probability_bb): Reverse direction of
8861 polymorphic call predictor.
8863 2017-01-06 David Malcolm <dmalcolm@redhat.com>
8865 * passes.c (execute_one_pass): Split out pass-skipping logic into...
8866 (determine_pass_name_match): ...this new function and...
8867 (should_skip_pass_p): ...this new function.
8869 2017-01-06 Nathan Sidwell <nathan@acm.org>
8871 * ipa-visibility.c (function_and_variable_visibility): Reformat
8872 comments and long lines. Remove extrneous if.
8873 * symtab.c (symtab_node::make_decl_local): Fix code format.
8874 (symtab_node::set_section_for_node): Fix comment typo.
8876 2017-01-06 Martin Liska <mliska@suse.cz>
8879 * lra-constraints.c: Rename invariant to lra_invariant.
8880 * predict.c (set_even_probabilities): Initialize e to NULL.
8882 2017-01-05 Martin Sebor <msebor@redhat.com>
8884 PR tree-optimization/78910
8885 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
8886 (format_integer): Correct off-by-one error in the handling
8887 of precision with negative numbers in signed conversions..
8889 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
8891 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
8893 2017-01-05 Jakub Jelinek <jakub@redhat.com>
8895 PR tree-optimization/71016
8896 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
8897 factor_out_conditional_conversion. Formatting fix.
8898 (factor_out_conditional_conversion): Add cond_stmt argument.
8899 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
8900 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
8903 2017-01-05 David Malcolm <dmalcolm@redhat.com>
8905 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
8906 read-rtl-function.o, and selftest-rtl.o.
8907 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
8908 (selftest::aarch64_test_loading_full_dump): New function.
8909 (selftest::aarch64_run_selftests): New function.
8910 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
8911 selftest::aarch64_run_selftests.
8912 * config/i386/i386.c
8913 (selftest::ix86_test_loading_dump_fragment_1): New function.
8914 (selftest::ix86_test_loading_call_insn): New function.
8915 (selftest::ix86_test_loading_full_dump): New function.
8916 (selftest::ix86_test_loading_unspec): New function.
8917 (selftest::ix86_run_selftests): Call the new functions.
8918 * emit-rtl.c (maybe_set_max_label_num): New function.
8919 * emit-rtl.h (maybe_set_max_label_num): New decl.
8920 * function.c (instantiate_decls): Guard call to
8921 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
8922 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
8924 * gensupport.c (gen_reader::gen_reader): Pass "false"
8925 for new "compact" param of rtx_reader.
8926 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
8927 rather than an empty string for NULL strings.
8928 * read-md.c: Potentially include config.h rather than bconfig.h.
8929 Wrap include of errors.h with #ifdef GENERATOR_FILE.
8930 (have_error): New global, copied from errors.c.
8931 (md_reader::read_name): Rename to...
8932 (md_reader::read_name_1): ...this, adding "out_loc" param,
8933 and converting "missing name or number" to returning false, rather
8935 (md_reader::read_name): Reimplement in terms of read_name_1.
8936 (md_reader::read_name_or_nil): New function.
8937 (md_reader::read_string): Handle "(nil)" by returning NULL.
8938 (md_reader::md_reader): Add new param "compact".
8939 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
8940 (md_reader::read_file): New method.
8941 * read-md.h (md_reader::md_reader): Add new param "compact".
8942 (md_reader::read_file): New method.
8943 (md_reader::is_compact): New accessor.
8944 (md_reader::read_name): Convert return type from void to file_location.
8945 (md_reader::read_name_or_nil): New decl.
8946 (md_reader::read_name_1): New decl.
8947 (md_reader::m_compact): New field.
8948 (noop_reader::noop_reader): Pass "false" for new "compact" param
8950 (rtx_reader::rtx_reader): Add new "compact" param.
8951 (rtx_reader::read_rtx_operand): Make virtual and convert return
8952 type from void to rtx.
8953 (rtx_reader::read_until): New decl.
8954 (rtx_reader::handle_any_trailing_information): New virtual function.
8955 (rtx_reader::postprocess): New virtual function.
8956 (rtx_reader::finalize_string): New virtual function.
8957 (rtx_reader::m_in_call_function_usage): New field.
8958 (rtx_reader::m_reuse_rtx_by_id): New field.
8959 * read-rtl-function.c: New file.
8960 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
8961 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
8962 (selftest::verify_three_block_rtl_cfg): New decl.
8963 * read-rtl-function.h: New file.
8964 * read-rtl.c: Potentially include config.h rather than bconfig.h.
8965 For host, include function.h, memmodel.h, and emit-rtl.h.
8966 (one_time_initialization): New function.
8967 (struct compact_insn_name): New struct.
8968 (compact_insn_names): New array.
8969 (find_code): Handle insn codes in compact dumps.
8970 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
8971 (bind_subst_iter_and_attr): Likewise.
8972 (add_condition_to_string): Likewise.
8973 (add_condition_to_rtx): Likewise.
8974 (apply_attribute_uses): Likewise.
8975 (add_current_iterators): Likewise.
8976 (apply_iterators): Likewise.
8977 (initialize_iterators): Guard usage of apply_subst_iterator with
8978 #ifdef GENERATOR_FILE.
8979 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
8980 (md_reader::read_mapping): Likewise.
8981 (add_define_attr_for_define_subst): Likewise.
8982 (add_define_subst_attr): Likewise.
8983 (read_subst_mapping): Likewise.
8984 (check_code_iterator): Likewise.
8985 (rtx_reader::read_rtx): Likewise. Move one-time initialization
8987 (one_time_initialization): New function.
8988 (rtx_reader::read_until): New method.
8989 (read_flags): New function.
8990 (parse_reg_note_name): New function.
8991 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
8992 Handle reuse_rtx ids.
8993 Wrap iterator lookup within #ifdef GENERATOR_FILE.
8994 Add parsing support for RTL dumps, mirroring the special-cases in
8995 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
8996 values, and calling handle_any_trailing_information.
8997 (rtx_reader::read_rtx_operand): Convert return type from void
8998 to rtx, returning return_rtx. Handle case 'e'. Call
8999 finalize_string on XSTR and XTMPL fields.
9000 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
9001 "(nil)" values were omitted. Call the postprocess vfunc on the
9003 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
9004 class ctor. Initialize m_in_call_function_usage. Call
9005 one_time_initialization.
9006 * rtl-tests.c (selftest::test_uncond_jump): Call
9007 set_new_first_and_last_insn.
9008 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
9009 * selftest-rtl.c: New file.
9010 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
9011 (selftest::get_insn_by_uid): New decl.
9012 * selftest-run-tests.c (selftest::run_tests): Call
9013 read_rtl_function_c_tests.
9014 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
9015 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
9018 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
9020 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
9021 operands in a special way. Assert that pos+len <= mode precision.
9023 2017-01-05 Jakub Jelinek <jakub@redhat.com>
9025 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
9026 3 argument Alias with unlimited for the negative form.
9027 (fno-vect-cost-model): Removed.
9029 2017-01-05 Martin Liska <mliska@suse.cz>
9031 * hsa-gen.c (gen_hsa_divmod): New function.
9032 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
9034 2017-01-05 Martin Liska <mliska@suse.cz>
9037 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
9040 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9042 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
9043 small constant length operands.
9045 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9047 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
9048 between loop iterations.
9050 2017-01-05 Martin Liska <mliska@suse.cz>
9053 * gimplify.c (gimplify_decl_expr): Compare to
9054 asan_poisoned_variables instread of checking flags.
9055 (gimplify_target_expr): Likewise.
9056 (gimplify_expr): Likewise.
9057 (gimplify_function_tree): Conditionally initialize
9058 asan_poisoned_variables.
9060 2017-01-04 Jeff Law <law@redhat.com>
9062 PR tree-optimizatin/78812
9063 * rtl.h (contains_mem_rtx_p): Prototype.
9064 * ifcvt.c (containts_mem_rtx_p): Move from here to...
9065 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
9066 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
9067 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
9068 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
9070 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9072 * input.c (assert_char_at_range): Default-initialize actual_range.
9074 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9076 * df-scan.c (df_ref_create_structure): Make regno unsigned,
9077 to match the caller.
9079 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9081 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
9082 insns after final jump in test to emit dummy move.
9084 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9086 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
9087 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
9089 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
9091 * multiple_target.c (create_dispatcher_calls): Init e_next.
9092 * tree-ssa-loop-split.c (split_loop): Init border.
9093 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
9096 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
9101 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
9102 (altivec_register_operand): Do not return true if the operand
9103 contains a SUBREG mixing SImode and SFmode.
9104 (vsx_register_operand): Likewise.
9105 (vsx_reg_sfsubreg_ok): New predicate.
9106 (vfloat_operand): Do not return true if the operand contains a
9107 SUBREG mixing SImode and SFmode.
9108 (vint_operand): Likewise.
9109 (vlogical_operand): Likewise.
9110 (gpc_reg_operand): Likewise.
9111 (int_reg_operand): Likewise.
9112 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
9113 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
9114 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
9116 (rs6000_emit_move_si_sf_subreg): New helper function.
9117 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
9118 fixup SUBREGs involving SImode and SFmode.
9119 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
9120 numbers for the new peephole2 optimization.
9121 (peephole2 for SFmode unions): New peephole2 to optimize cases in
9122 the GLIBC math library that do AND/IOR/XOR operations on single
9123 precision floating point.
9124 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
9125 target macros to say whether we need to avoid SUBREGs mixing
9127 (TARGET_ALLOW_SF_SUBREG): Likewise.
9128 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
9129 (UNSPEC_SI_FROM_SF): Likewise.
9130 (iorxor): Change spacing.
9131 (and_ior_xor): New iterator for AND, IOR, and XOR.
9132 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
9133 (movdi_from_sf_zero_ext): Likewise.
9134 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
9135 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
9136 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
9137 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
9138 (fms<mode>4): Likewise.
9139 (fnma<mode>4): Likewise.
9140 (fnms<mode>4): Likewise.
9141 (nfma<mode>4): Likewise.
9142 (nfms<mode>4): Likewise.
9144 2017-01-04 Marek Polacek <polacek@redhat.com>
9147 * doc/invoke.texi: Document -Wpointer-compare.
9149 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9151 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
9154 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
9155 descriptions for -gdwarf-5 and emit them as uleb128 instead of
9158 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
9161 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
9162 documentation of the powerpc_popcntb_ok attribute.
9163 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
9164 code to issue warning messages if a requested CPU configuration is
9165 not supported by the binary (assembler and loader) toolchain.
9166 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
9167 made to define a built-in function that has been disabled.
9168 (paired_init_builtins): Add assertion to prevent ICE if attempt is
9169 made to define a built-in function that has been disabled.
9170 (altivec_init_builtins): Add comment explaining why definition
9171 of the DST built-in functions is not preceded by an assertion
9172 check. Add assertions to prevent ICE if attempts are made to
9173 define an altivec predicate or an abs* built-in function that has
9175 (htm_init_builtins): Add comment explaining why definition of the
9176 htm built-in functions is not preceded by an assertion check.
9178 2017-01-04 Jeff Law <law@redhat.com>
9180 PR tree-optimizatin/67955
9181 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
9182 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
9183 the points-to solution does not include pt_null. Use DECL_PT_UID
9186 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
9188 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
9189 Use gen_int_mode instead of gen_lopwart for const_int operands.
9191 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9193 PR tree-optimization/71563
9194 * match.pd: Simplify X << Y into X if Y is known to be 0 or
9195 out of range value - has low bits known to be zero.
9197 2017-01-04 Alan Modra <amodra@gmail.com>
9199 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
9200 * configure: Regenerate.
9201 * config.in: Regenerate.
9203 2017-01-04 Jakub Jelinek <jakub@redhat.com>
9206 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
9207 a substring of the message, but strcmp with the whole message. Ifdef
9208 ENABLE_NLS, translate the message first using dgettext.
9210 2017-01-03 Jeff Law <law@redhat.com>
9212 PR tree-optimizatin/78856
9213 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
9214 (mark_threaded_blocks): Remove code to truncate thread paths that
9215 cross multiple loop headers. Instead invalidate the cached loop
9216 iteration information and handle case of a thread path walking
9217 into an irreducible region.
9219 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
9222 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
9223 assertions. Add support for doing the signbit if the IEEE 128-bit
9224 floating point value is in a GPR.
9225 * config/rs6000/rs6000.md (Fsignbit): Delete.
9226 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
9227 Update the length attribute if the value is in a GPR.
9228 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
9229 the sign or zero extension instruction, since the value is always 0/1.
9230 (signbit<mode>2_dm2): Delete using <Fsignbit>.
9233 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
9234 extracting SImode to a GPR register so that we can generate a
9235 store, limit the vector to be in a traditional Altivec register
9236 for the vextuwrx instruction.
9238 2017-01-03 Ian Lance Taylor <iant@google.com>
9240 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
9242 2017-01-03 Martin Sebor <msebor@redhat.com>
9244 PR tree-optimization/78696
9245 * gimple-ssa-sprintf.c (format_floating): Correct handling of
9246 precision. Use MPFR for %f for greater fidelity. Correct handling
9248 (pass_sprintf_length::compute_format_length): Set width and precision
9249 specified by asrerisk to void_node for vararg functions.
9250 (try_substitute_return_value): Adjust dump output.
9252 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
9254 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
9256 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
9258 * doc/invoke.texi (SPARC options): Document -mlra as the default.
9259 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
9260 -mlra/-mno-lra was passed to the compiler.
9262 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
9264 PR rtl-optimization/65618
9265 * emit-rtl.c (try_split): Move initialization of "before" and
9266 "after" to just before the call to emit_insn_after_setloc.
9268 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
9270 * doc/md.texi (Standard Names): Remove reference to Java frontend.
9272 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
9274 * dwarf2out.c (gen_enumeration_type_die): When
9275 -gno-strict-dwarf, add a DW_AT_encoding attribute.
9277 2017-01-03 Jakub Jelinek <jakub@redhat.com>
9279 PR tree-optimization/78965
9280 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
9281 Change first argument from const call_info & to call_info &. For %n
9282 set info.nowrite to false.
9285 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
9286 possibly throwing calls.
9288 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
9289 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
9290 and fns handling, rather than in a separate case SSA_NAME.
9292 2017-01-02 Jeff Law <law@redhat.com>
9294 * config/darwin-driver.c (darwin_driver_init): Const-correctness
9295 fixes for first_period and second_period variables.
9297 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
9300 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
9301 (*insvqi_1): New insn pattern.
9302 (*insvqi_1_mem_rex64): Ditto.
9304 (*insvqi_3): Rename from *insvqi.
9306 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
9308 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
9310 * doc/cfg.texi (Edges): Remove reference to Java.
9311 (Maintaining the CFG): Ditto.
9313 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9316 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
9317 transparent aliases.
9319 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
9322 * predict.def (PRED_CALL): Update hitrate.
9323 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
9324 * predict.c (tree_estimate_probability_bb): Split CALL predictor
9325 into direct/indirect/polymorphic variants.
9327 2017-01-01 Jakub Jelinek <jakub@redhat.com>
9329 Update copyright years.
9331 * gcc.c (process_command): Update copyright notice dates.
9332 * gcov-dump.c (print_version): Ditto.
9333 * gcov.c (print_version): Ditto.
9334 * gcov-tool.c (print_version): Ditto.
9335 * gengtype.c (create_file): Ditto.
9336 * doc/cpp.texi: Bump @copying's copyright year.
9337 * doc/cppinternals.texi: Ditto.
9338 * doc/gcc.texi: Ditto.
9339 * doc/gccint.texi: Ditto.
9340 * doc/gcov.texi: Ditto.
9341 * doc/install.texi: Ditto.
9342 * doc/invoke.texi: Ditto.
9344 Copyright (C) 2017 Free Software Foundation, Inc.
9346 Copying and distribution of this file, with or without modification,
9347 are permitted in any medium without royalty provided the copyright
9348 notice and this notice are preserved.