1 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3 PR tree-optimization/90332
4 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
5 Handle VALS containing two vectors.
6 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
8 (@aarch64_combinez<mode>): ... This.
9 (*aarch64_combinez_be<mode>): Rename to...
10 (@aarch64_combinez_be<mode>): ... This.
11 (vec_init<mode><Vhalf>): New define_expand.
12 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
14 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
16 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
17 library functions only when not optimizing for size.
24 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
26 PR rtl-optimization/88751
27 * ira.c (ira): Use the number of the actually referenced registers
28 when calculating the threshold.
30 2019-06-06 Jakub Jelinek <jakub@redhat.com>
32 * configure: Regenerate.
34 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
36 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
37 register if it is in memory, so the shift can be emulated with a rotate
42 2019-06-06 Martin Liska <mliska@suse.cz>
44 PR tree-optimization/87954
45 * match.pd: Simplify mult where both arguments are 0 or 1.
47 2019-06-06 Richard Biener <rguenther@suse.de>
49 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
50 put equivalences on UNDEFINED ranges.
51 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
52 Make sure to drop defs of stmts added during simplification
55 2019-06-06 Richard Biener <rguenther@suse.de>
57 * tree-ssa-structalias.c: Include tree-cfg.h.
58 (make_heapvar): Do not make heap vars artificial.
59 (find_func_aliases_for_builtin_call): Handle stack allocation
61 (find_func_aliases): Delay processing of simple enough returns
63 (set_uids_in_ptset): Adjust.
64 (find_what_var_points_to): Likewise.
65 (solve_constraints): Do not dump points-to sets here.
66 (compute_points_to_sets): Post-process return statements,
67 amending the escaped solution. Dump points-to sets afterwards.
68 (ipa_pta_execute): Dump points-to sets.
70 2019-06-06 Martin Liska <mliska@suse.cz>
73 * doc/install.texi: Fix HTML headers and
74 titles for 'Installing GCC' pages.
76 2019-06-06 Martin Liska <mliska@suse.cz>
78 * ipa-icf-gimple.h (dump_message_1): Remove.
79 (dump_message): Likewise.
80 (return_false_with_message_1): Print also file.
81 (return_false_with_msg): Likewise.
82 (return_with_result): Likewise.
83 (return_with_debug): Likewise.
84 * ipa-icf.c (sem_function::equals_private): Remove call
87 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
89 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
90 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
91 memory operand for it.
92 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
94 2019-06-05 Martin Sebor <msebor@redhat.com>
96 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
97 Adjust quoting and hyphenation.
98 * convert.c (convert_to_real_1): Same.
99 * gcc.c (driver_wrong_lang_callback): Same.
100 (driver::handle_unrecognized_options): Same.
101 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
102 * opts-common.c (cmdline_handle_error): Same.
103 (read_cmdline_option): Same.
104 * opts-global.c (complain_wrong_lang): Same.
105 (print_ignored_options): Same.
106 (handle_common_deferred_options): Same.
107 * pretty-print.h: Same.
108 * print-rtl.c (debug_bb_n_slim): Same.
109 * sched-rgn.c (make_pass_sched_fusion): Same.
110 * tree-cfg.c (verify_gimple_assign_unary): Same.
111 (verify_gimple_label): Same.
112 * tree-ssa-operands.c (verify_ssa_operands): Same.
113 * varasm.c (do_assemble_alias): Same.
114 (assemble_alias): Same.
116 2019-06-05 Richard Henderson <rth@twiddle.net>
118 * config/alpha/alpha.c (direct_return): Move down after
119 struct machine_function definition; use saved frame_size;
121 (struct machine_function): Add sa_mask, sa_size, frame_size.
122 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
123 (alpha_compute_frame_layout): ... new function.
124 (TARGET_COMPUTE_FRAME_LAYOUT): New.
125 (alpha_initial_elimination_offset): Use saved sa_size.
126 (alpha_vms_initial_elimination_offset): Likewise.
127 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
128 (alpha_expand_prologue): Use saved frame data. Merge integer
129 and fp register save loops.
130 (alpha_expand_epilogue): Likewise.
131 (alpha_start_function): Use saved frame data.
132 * config/alpha/alpha-protos.h (direct_return): Update.
133 (alpha_sa_size): Remove.
135 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
137 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
138 multiplication by a power-of-two value.
139 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
140 and turn the modulo operation into a masking operation.
142 2019-06-05 Jakub Jelinek <jakub@redhat.com>
145 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
146 with VOIDmode inner operands.
148 2019-06-05 Richard Biener <rguenther@suse.de>
151 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
152 turn an expression graph into a tree.
154 2019-06-05 Jakub Jelinek <jakub@redhat.com>
156 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
158 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
159 treat it like explicit monotonic schedule modifier.
160 (expand_omp_for): Initialize has_lastprivate_conditional.
161 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
164 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
165 references, lookup in in hash map MEM_REF operand instead of the
167 (lower_omp_1): When looking for lastprivate conditional assignments,
168 handle MEM_REFs with REFERENCE_TYPE operands.
170 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
171 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
172 and references a VLA. Handle references to non-VLAs if is_simd
173 all privatization clauses like reductions.
174 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
175 If omp_is_reference, use always omp simd arrays and set
176 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
177 fails, emit reference initialization.
179 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
182 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
183 _mm_mask_fpclass_sd_mask): New intrinsics.
184 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
185 * config/i386/i386-builtin.def
186 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
188 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
189 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
190 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
191 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
192 case QI_FTYPE_V2SF_INT): Ditto.
194 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
195 Extended to insnstructions with mask operands.
197 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
199 * config/rs6000/constraints.md (define_register_constraint "wp"):
201 (define_register_constraint "wq"): Delete.
202 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
203 (rs6000_init_hard_regno_mode_ok): Adjust.
204 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
205 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
206 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
207 (define_mode_attr VSa): Delete.
208 (define_mode_attr VSisa): New.
209 (rest of file): Adjust.
210 * doc/md.texi (Machine Constraints): Adjust.
212 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
214 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
215 (define_attr "enabled"): Handle those new isa values.
217 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
219 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
220 (define_mode_attr VSr5): Delete.
221 (define_mode_attr VStype_sqrt): Delete.
222 (define_mode_iterator VSX_SPDP): Delete.
223 (define_mode_attr VS_spdp_res): Delete.
224 (define_mode_attr VS_spdp_insn): Delete.
225 (define_mode_attr VS_spdp_type): Delete.
226 (*vsx_sqrt<mode>2): Adjust.
227 (vsx_<VS_spdp_insn>): Delete, split to...
228 (vsx_xscvdpsp): ... this. New. And...
229 (vsx_xvcvspdp): ... this. New. And...
230 (vsx_xvcvdpsp): ... this. New.
232 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
234 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
236 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
237 (rest of file): Adjust.
239 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
241 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
242 (vsx_extract_<mode>_var): Ditto.
244 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
246 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
249 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
251 * config/rs6000/constraints.md (define_register_constraint "ww"):
253 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
254 (rs6000_init_hard_regno_mode_ok): Adjust.
255 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
256 RS6000_CONSTRAINT_ww.
257 * config/rs6000/rs6000.md: Adjust.
258 * config/rs6000/vsx.md: Adjust.
259 * doc/md.texi (Machine Constraints): Adjust.
261 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
263 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
264 (define_mode_attr sd): New.
265 (define_mode_attr s): New.
266 (define_mode_attr Ftrad): Delete.
267 (define_mode_attr Fvsx): Delete.
268 (define_mode_attr Fs): Delete.
269 (rest of file): Use the new mode attributes.
270 * config.rs6000/vsx.md: Use the new mode attributes.
272 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
274 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
277 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
279 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
280 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
281 used with VSX_B, VSX_D, or VSX_F, with just "wa".
283 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
286 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
287 C++ with strict ANSI requirements.
289 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
291 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
292 computations when step is 1.
294 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
296 * config/rs6000/constraints.md (define_register_constraint "wf"):
298 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
299 (rs6000_init_hard_regno_mode_ok): Adjust.
300 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
301 RS6000_CONSTRAINT_wf.
302 * config/rs6000/rs6000.md: Adjust.
303 * config/rs6000/vsx.md: Adjust.
304 * doc/md.texi (Machine Constraints): Adjust.
306 2019-06-04 Andrew Pinski <apinski@marvell.com>
308 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
311 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
313 * config/rs6000/constraints.md (define_register_constraint "wd"):
315 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
316 (rs6000_init_hard_regno_mode_ok): Adjust.
317 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
318 RS6000_CONSTRAINT_wd.
319 * config/rs6000/rs6000.md: Adjust.
320 * config/rs6000/vsx.md: Adjust.
321 * doc/md.texi (Machine Constraints): Adjust.
323 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
325 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
326 (rest of file): Adjust.
328 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
330 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
331 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
332 (vsx_splat_<mode>_reg): Adjust.
334 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
336 * config/rs6000/constraints.md (define_register_constraint "ws"):
338 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
339 (rs6000_init_hard_regno_mode_ok): Adjust.
340 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
341 RS6000_CONSTRAINT_ws.
342 * config/rs6000/rs6000.md: Adjust.
343 * config/rs6000/vsx.md: Adjust.
344 * doc/md.texi (Machine Constraints): Adjust.
346 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
348 * config/rs6000/constraints.md (define_register_constraint "wv"):
350 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
351 (rs6000_init_hard_regno_mode_ok): Adjust.
352 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
353 RS6000_CONSTRAINT_wv.
354 * config/rs6000/rs6000.md: Adjust.
355 * config/rs6000/vsx.md: Adjust.
356 * doc/md.texi (Machine Constraints): Adjust.
358 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
360 * config/rs6000/constraints.md (define_register_constraint "wi"):
362 (define_register_constraint "wt"): Delete.
363 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
364 (rs6000_init_hard_regno_mode_ok): Adjust.
365 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
366 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
367 * config/rs6000/rs6000.md: Adjust.
368 * config/rs6000/vsx.md: Adjust.
369 * doc/md.texi (Machine Constraints): Adjust.
371 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
373 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
375 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
376 default_elf_asm_output_external.
378 2019-06-04 Martin Liska <mliska@suse.cz>
380 * ipa-icf.c (INCLUDE_LIST): Remove.
381 (sem_item_optimizer::execute): Remove call to init_wpa.
382 * ipa-icf.h (init_wpa): Remove.
384 2019-06-04 Jakub Jelinek <jakub@redhat.com>
386 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
387 conditional on combined for simd.
388 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
390 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
391 constructs, don't remove lastprivate_conditional_map, but instead set
392 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
393 to parent construct temporaries.
394 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
395 like !ctx->lastprivate_conditional_map.
396 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
397 use up->outer context instead of up.
398 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
399 gimple_omp_for_combined_p.
400 (expand_omp_for_static_nochunk): Likewise.
401 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
402 probably moved over into expand_omp_for_generic rather than being copied
405 2019-06-04 Martin Liska <mliska@suse.cz>
407 * value-prof.c (dump_histogram_value): Fix typo.
408 (gimple_mod_subtract_transform): Likewise.
410 2019-06-04 Richard Biener <rguenther@suse.de>
413 * tree-chrec.c (chrec_contains_symbols): Add to visited.
414 (tree_contains_chrecs): Likewise.
415 (chrec_contains_symbols_defined_in_loop): Move here and avoid
416 exponential behaivor from ...
417 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
419 (expression_expensive_p): Avoid exponential behavior and compute
420 expanded size, rejecting any expansion.
421 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
422 (idx_contains_abnormal_ssa_name_p): Likewise.
423 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
424 (contains_abnormal_ssa_name_p): Simplify and use
425 walk_tree_without_duplicates.
427 2019-06-04 Richard Biener <rguenther@suse.de>
429 PR tree-optimization/90738
431 2019-06-03 Richard Biener <rguenther@suse.de>
433 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
434 full reference tree and record in ref->ref.
435 (vn_reference_lookup_3): Pass in original ref to
436 ao_ref_init_from_vn_reference.
437 (vn_reference_lookup): Likewise.
438 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
439 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
440 Handle non-decl bases in the original reference.
442 2019-06-04 Martin Liska <mliska@suse.cz>
444 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
445 number of references.
446 (sem_item_optimizer::do_congruence_step):
447 (sem_item_optimizer::worklist_push): Dump how references
449 (sem_item_optimizer::worklist_pop): Use heap.
450 (sem_item_optimizer::process_cong_reduction): Likewise.
451 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
453 2019-06-04 Martin Liska <mliska@suse.cz>
455 * ipa-icf.h (struct sem_usage_pair_hash): New.
456 (sem_usage_pair_hash::hash): Likewise.
457 (sem_usage_pair_hash::equal): Likewise.
458 (struct sem_usage_hash): Likewise.
459 * ipa-icf.c (sem_item::sem_item): Initialize
461 (sem_item::add_reference): Register a reference
462 in ref_map and not in target->usages.
463 (sem_item::setup): Remove initialization of
465 (sem_item::~sem_item): Remove usage of dead vectors.
466 (sem_item::dump): Remove dump of references.
467 (sem_item_optimizer::sem_item_optimizer): Initialize
469 (sem_item_optimizer::read_section): Remove useless
471 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
472 (sem_item_optimizer::build_graph): Pass m_references
474 (sem_item_optimizer::verify_classes): Remove usage of dead
476 (sem_item_optimizer::traverse_congruence_split): Return true
477 when a class is split.
478 (sem_item_optimizer::do_congruence_step_for_index): Use
479 hash_map for look up of (sem_item *, index). That brings
480 significant speed up.
481 (sem_item_optimizer::do_congruence_step): Return true
482 when a split is done.
483 (congruence_class::is_class_used): Use referenced_by_count.
485 2019-06-04 Alan Modra <amodra@gmail.com>
488 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
491 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
493 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
494 * config/rs6000/rs6000.c (direct_move_p): Adjust.
495 (rs6000_secondary_reload_simple_move): Adjust.
496 (rs6000_opt_masks): Neuter the "mfpgpr" option.
497 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
498 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
501 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
502 (floatunssi<mode>2_lfiwzx): Adjust.
503 (fix_trunc<mode>si2_stfiwx): Adjust.
504 (fixuns_trunc<mode>si2_stfiwx): Adjust.
505 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
506 (mfpgpr): Mark as deprecated.
507 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
508 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
509 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
511 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
513 * config/rs6000/constraints.md (define_register_constraint "wg"):
515 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
516 RS6000_CONSTRAINT_wg.
517 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
518 (rs6000_init_hard_regno_mode_ok): Adjust.
519 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
520 Delete "wg" alternatives.
521 * doc/md.texi (Machine Constraints): Adjust.
523 2019-06-03 Alan Modra <amodra@gmail.com>
525 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
526 (get_uncond_jump_length): Assert length less than INT_MAX and
529 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
532 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
534 (expand_builtin_nonlocal_goto): Likewise.
536 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
538 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
539 (aarch64_asm_output_external): Declare.
540 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
541 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
542 (aarch64_asm_output_alias): New.
543 (aarch64_asm_output_external): New.
544 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
545 (ASM_OUTPUT_EXTERNAL): Define.
547 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
548 * tree-vrp.h (value_range_base::nonzero_p): New.
549 (value_range_base::set_nonnull): Rename to...
550 (value_range_base::set_nonzero): ...this.
551 (value_range_base::set_null): Rename to...
552 (value_range_base::set_zero): ...this.
553 (value_range::set_nonnull): Remove.
554 (value_range::set_null): Remove.
555 * tree-vrp.c (range_is_null): Remove.
556 (range_is_nonnull): Remove.
557 (extract_range_from_binary_expr): Use value_range_base::*zero_p
558 instead of range_is_*null.
559 (extract_range_from_unary_expr): Same.
560 (value_range_base::set_nonnull): Rename to...
561 (value_range_base::set_nonzero): ...this.
562 (value_range::set_nonnull): Remove.
563 (value_range_base::set_null): Rename to...
564 (value_range_base::set_zero): ...this.
565 (value_range::set_null): Remove.
566 (extract_range_from_binary_expr): Rename set_*null uses to
568 (extract_range_from_unary_expr): Same.
569 (union_helper): Same.
570 * vr-values.c (get_value_range): Use set_*zero instead of
572 (vr_values::extract_range_from_binary_expr): Same.
573 (vr_values::extract_range_basic): Same.
575 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
578 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
580 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
582 * config/aarch64/iterators.md (MAX_OPP): New code attr.
583 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
584 (aarch64_<su>abd<mode>_3): ... This.
585 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
587 2019-06-03 Richard Biener <rguenther@suse.de>
589 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
590 full reference tree and record in ref->ref.
591 (vn_reference_lookup_3): Pass in original ref to
592 ao_ref_init_from_vn_reference.
593 (vn_reference_lookup): Likewise.
594 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
595 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
596 Handle non-decl bases in the original reference.
598 2019-06-03 Martin Liska <mliska@suse.cz>
600 * doc/generic.texi: Remove Java Trees.
602 2019-06-03 Martin Liska <mliska@suse.cz>
604 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
605 returns 0 when operands are equal.
607 2019-06-03 Richard Biener <rguenther@suse.de>
609 PR tree-optimization/90716
610 * tree-loop-distribution.c (destroy_loop): Process blocks in
613 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
616 * vector-builder.h (vector_builder::count_dups): New method.
617 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
619 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
620 (vec_init<mode><Vel>): New pattern.
621 * config/aarch64/aarch64.c (emit_insr): New function.
622 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
623 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
624 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
625 (aarch64_sve_expand_vector_init): Define two overloaded functions.
627 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
629 PR tree-optimization/90681
630 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
631 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
632 special case for SLP, but fail on non-groupped loads.
634 2019-06-03 Martin Liska <mliska@suse.cz>
636 * cfg.c (debug): Use TDF_DETAILS for debug and
637 print edge info only once.
639 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
642 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
644 2019-06-01 Martin Sebor <msebor@redhat.com>
647 * tree-pretty-print.c (dump_generic_node): Add parentheses.
649 2019-05-31 Jan Hubicka <jh@suse.cz>
651 * alias.c: Include ipa-utils.h.
652 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
653 * ipa-devirt.c (prevailing_odr_type): New.
654 * ipa-utils.h (previaling_odr_type): Declare.
656 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
657 Hongtao Liu <hongtao.liu@intel.com>
660 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
661 NOTE_INSN_DELETED_LABEL check.
663 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
664 Robert Suchanek <robert.suchanek@mips.com>
666 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
667 and 3rd operands of the fmadd/fmsub/maddv builtin.
669 2019-05-31 Jakub Jelinek <jakub@redhat.com>
671 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
672 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
673 on OMP_SIMD if not nested inside of worksharing loop that also has
674 lastprivate conditional clause for the same decl.
675 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
676 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
678 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
680 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
682 (lower_lastprivate_clauses): Likewise.
683 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
684 calling lower_rec_input_clauses.
685 (lower_omp_for): Likewise.
686 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
687 clause on simd construct.
688 * omp-expand.c (expand_omp_simd): Initialize cond_var if
689 OMP_CLAUSE__CONDTEMP_ clause is present.
691 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
694 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
697 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
698 TEX_D32, TEX_D64 or TEX_D128.
700 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
702 * match.pd (~(vec?cst1:cst2)): New transformation.
704 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
706 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
707 ((size_t)(A /[ex] B) CMP C): New transformation.
709 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
711 * doc/md.texi: Document define_insn_and_rewrite.
712 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
713 * gensupport.c (queue_elem): Update comment.
714 (replace_operands_with_dups): New function.
715 (gen_rewrite_sequence): Likewise.
716 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
717 * read-rtl.c (apply_subst_iterator): Likewise.
718 (add_condition_to_rtx, named_rtx_p): Likewise.
719 (rtx_reader::read_rtx_operand): Likewise.
720 * config/aarch64/aarch64-sve.md
721 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
722 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
723 define_insn_and_rewrite.
724 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
725 Remove separate define_split.
727 2019-05-31 Jan Hubicka <jh@suse.cz>
729 * tree-ssa-alias.c (type_has_components_p): New function.
730 (aliasing_component_refs_p): Use it.
732 2019-05-31 Martin Liska <mliska@suse.cz>
734 * gdbhooks.py: Add const_tree to TreePrinter.
736 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
739 * common.opt (feliminate-unused-debug-symbols): Enable by default.
740 * doc/invoke.texi (Debugging Options): Document new default of
741 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
743 2019-05-31 Jakub Jelinek <jakub@redhat.com>
745 PR tree-optimization/90671
746 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
747 template_block used to be empty on the first call, don't use
748 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
749 seq with bb_seq and set it with set_bb_seq.
751 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
753 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
755 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
756 Michael Meissner <meissner@linux.ibm.com>
758 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
759 (prefixed_mem_operand): Likewise.
760 (non_prefixed_mem_operand): Likewise.
761 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
763 * config/rs6000/rs6000.c (print_operand_address): Handle
764 PC-relative addresses.
765 (mode_supports_prefixed_address_p): New function.
766 (rs6000_prefixed_address): New function.
767 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
768 (SYMBOL_REF_PCREL_P): Likewise.
770 2019-05-30 Jakub Jelinek <jakub@redhat.com>
772 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
773 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
774 (gimplify_omp_for): If worksharing loop with lastprivate conditional
775 is nested inside of parallel region, add _condtemp_ clause to both.
776 * tree-nested.c (convert_nonlocal_omp_clauses,
777 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
779 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
781 * omp-general.c (omp_extract_for_data): Compute it.
782 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
783 (lower_rec_input_clauses): Likewise.
784 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
785 clause is already present, just add one further one after it.
786 (lower_lastprivate_clauses): Handle cond_ptr with array type.
787 (lower_send_shared_vars): Clear _condtemp_ vars.
788 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
789 or section or taskgroup.
790 * omp-expand.c (determine_parallel_type): Disallow combining only if
791 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
792 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
793 (expand_omp_for_generic, expand_omp_for_static_nochunk,
794 expand_omp_for_static_chunk, expand_omp_for): Use
795 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
796 determine if a special set of API routines are needed and if condtemp
797 needs to be initialized, while always initialize cond_var if
798 fd->lastprivate_conditional is non-zero.
800 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
801 Michael Meissner <meissner@linux.ibm.com>
803 * config/rs6000/constraints.md (eI): New constraint.
804 * config/rs6000/predicates.md (cint34_operand): New predicate.
805 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
806 (SIGNED_34BIT_OFFSET_P): Likewise.
807 * doc/md.texi (eI): Document constraint.
809 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
811 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
813 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
814 Michael Meissner <meissner@linux.ibm.com>
816 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
817 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
818 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
819 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
820 (OTHER_FUTURE_MASKS): Likewise.
821 (POWERPC_MASKS): Likewise.
822 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
823 specified without -mprefixed-addr or -mcpu=future. Error if
824 -mprefixed-addr is specified without -mcpu=future.
825 (rs6000_opt_masks): Add entry for prefixed-addr.
826 * rs6000.opt (mprefixed-addr): New option.
828 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
830 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
831 cfun->is_thunk check.
833 2019-05-30 Jakub Jelinek <jakub@redhat.com>
835 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
838 2019-05-30 Martin Liska <mliska@suse.cz>
840 * gdbinit.in: Fix 'ptc' command. Add trt
841 that prints TREE_TYPE($).
843 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
844 Alan Modra <amodra@gmail.com>
846 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
848 (rs6000_indirect_call_template_1): ...and here.
849 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
850 plt16_ha, plt16_lo, mtctr indirect calls. Use
852 (rs6000_decl_ok_for_sibcall): New function.
853 (rs6000_function_ok_for_sibcall): Refactor.
854 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
855 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
856 when pcrel. Reorganize.
857 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
858 * rs6000.h (rs6000_pltseq_enum): New enum.
859 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
860 (*pltseq_tocsave): Use rs6000_pltseq_enum.
861 (*pltseq_plt16_ha): Likewise.
862 (*pltseq_plt16_lo): Likewise.
863 (*pltseq_mtctr): Likewise.
864 (*pltseq_plt_pcrel): New insn.
865 (*call_local_aix): Handle @notoc calls.
866 (*call_value_local_aix): Likewise.
867 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
868 (*call_value_nonlocal_aix): Likewise.
869 (*call_indirect_pcrel): New insn.
870 (*call_value_indirect_pcrel): Likewise.
873 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
875 * config/i386/sse.md (*save_multiple<mode>): Rename from
877 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
878 (*restore_multiple_and_return<mode>): Rename from
879 restore_multiple_and_return<mode>.
880 (*restore_multiple_leave_return<mode>): Rename from
881 restore_multiple_leave_return<mode>.
883 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
885 * config.gcc (rx-*-linux*): New target.
886 * config/rx/elf.opt: New file.
887 * config/rx/linux.h: Likewise.
888 * config/rx/t-linux: Likewise.
889 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
891 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
892 (ASM_APP_OFF): Likewise.
893 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
896 2019-05-29 Jan Hubicka <jh@suse.cz>
898 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
899 variants are pointer equivalent.
901 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
903 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
904 * config/aarch64/aarch64-sve2.md: New file.
905 (<u>avg<mode>3_floor): New pattern.
906 (<u>avg<mode>3_ceil): Likewise.
907 (*<sur>h<addsub><mode>): Likewise.
908 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
909 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
911 2019-05-29 Jakub Jelinek <jakub@redhat.com>
914 * optc-save-gen.awk: In cl_optimization_print, use correct condition
915 for var_opt_string printing. In cl_optimization_print_diff, print
916 (null) instead of invoking undefined behavior if one of the
917 var_opt_string pointers is NULL and use && instead of first || in the
918 guarding condition. For var_target_other options, handle const char *
919 target variables similarly to const char * optimize node variables.
921 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
923 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
924 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
925 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
926 Add autib1716 and pacib1716 initialisation.
927 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
928 for autib1716 and pacib1716.
929 * config/aarch64/aarch64-protos.h (aarch64_key_type,
930 aarch64_post_cfi_startproc): Define.
931 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
932 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
933 aarch64_handle_pac_ret_protection): Set default sign key to A.
934 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
935 aarch64_expand_prologue): Add check for b-key.
936 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
937 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
938 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
939 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
940 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
941 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
942 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
943 * config/aarch64/aarch64.md (do_return): Add check for b-key.
944 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
945 pauth_hint_num_a with pauth_hint_num.
946 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
947 pauth_hint_num_a with pauth_hint_num.
948 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
949 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
950 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
951 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
952 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
953 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
954 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
955 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
956 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
957 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
958 UNSPEC_AUTIA1716 respectively.
959 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
960 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
961 * doc/invoke.texi (-mbranch-protection): Add b-key type.
962 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
963 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
965 2019-05-29 Jakub Jelinek <jakub@redhat.com>
967 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
968 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
969 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
970 explicit clause on combined parallel into implicit shared clause.
971 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
972 and firstprivate if the decl has one too from combined parallel to
973 the worksharing construct.
975 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
976 Michael Meissner <meissner@linux.ibm.com>
978 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
980 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
982 * rtl.h (LABEL_REF_P): New #define.
984 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
986 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
988 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
990 * internal-fn.c: Marked mask_load_direct as vectorizable.
991 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
992 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
993 combined even if masks different with allow_slp_p param.
994 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
995 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
996 dissolve SLP-only vectorizable groups when SLP has been discarded.
997 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
998 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
1000 (vect_build_slp_tree_1): Fixed comment typo.
1001 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
1002 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
1004 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
1006 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
1008 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1010 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
1011 Remove obsolete use_thunk reference.
1012 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1013 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1014 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1015 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1016 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1017 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1018 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1019 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1020 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1022 2019-05-28 Nathan Sidwell <nathan@acm.org>
1024 * tree.h (IDENTIFIER_ANON_P): New.
1025 (anon_aggrname_format, anon_aggname_p): Don't declare.
1026 (make_anon_name): Declare.
1027 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
1028 (hash_tree): Likewise.
1029 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
1030 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
1031 (anon_cnt, make_anon_name): New.
1033 2019-05-28 Martin Liska <mliska@suse.cz>
1036 * opts-global.c (decode_options): Print help for all
1037 help_option_arguments.
1038 * opts.c (print_help): Add new argument.
1039 (common_handle_option): Remember all values into
1040 help_option_arguments.
1041 * opts.h (print_help): Add new argument.
1043 2019-05-28 Martin Liska <mliska@suse.cz>
1046 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1047 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1048 (func_checker::compare_bb): Call compare_loops.
1050 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1052 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1053 on sections construct.
1054 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1056 (lower_omp_sections): Handle lastprivate conditional.
1057 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1058 lastprivate_conditional_map.
1059 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1061 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1062 critical, taskgroup and section regions when looking for a region
1063 with non-NULL lastprivate_conditional_map.
1065 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1067 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1068 (*ix86_gen_sub3): Ditto.
1069 (*ix86_gen_sub3_carry): Ditto.
1070 (*ix86_gen_one_cmpl2): Ditto.
1071 (*ix86_gen_andsp): Ditto.
1072 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1073 (gen_and2_insn): New static function.
1074 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1075 Use gen_add3_insn instead of ix86_gen_add3.
1076 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1077 instead of ix86_gen_add3.
1078 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1079 Use gen_sub3_insn instead of ix86_gen_sub3.
1080 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1081 instead of ix86_gen_add3.
1082 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1083 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1084 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1085 * config/i386/i386-options.c (ix86_option_override_internal):
1086 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1087 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1089 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1091 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1092 and DW_OP_GNU_const_index opcodes.
1094 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1096 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1098 2019-05-27 Richard Biener <rguenther@suse.de>
1100 PR tree-optimization/90637
1101 * tree-ssa-sink.c (statement_sink_location): Honor the
1102 computed sink location for single-uses.
1104 2019-05-27 Richard Biener <rguenther@suse.de>
1107 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1110 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1112 * config/i386/i386.md (@sub<mode>3_carry): Rename
1113 from sub<mode>3_carry.
1114 (@leave_<mode>): New expander.
1115 (*leave): Rename from leave.
1116 (*leave_rex64): Rename from leave_rex64.
1117 (@monitorx_<mode>): Rename from monitorx_<mode>.
1118 (@clzero_<mode>): Rename from clzero_<mode>.
1119 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1120 from sse3_monitor_<mode>.
1121 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1122 (*ix86_gen_leave): Ditto.
1123 (*ix86_gen_monitor): Ditto.
1124 (*ix86_gen_monitorx): Ditto.
1125 (*ix86_gen_clzero): Ditto.
1126 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1127 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1128 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1129 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1130 Use gen_sse3_monitor instead of ix86_gen_monitor.
1131 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1132 instead of ix86_gen_monitorx.
1133 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1134 instead of ix86_gen_clzero.
1135 * config/i386/i386-options.c (ix86_option_override_internal):
1136 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1137 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1139 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1141 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1142 Rename from tls_global_dynamic_64_<mode>.
1143 (@tls_local_dynamic_base_64_<mode>): Rename from
1144 tls_local_dynamic_base_64_<mode>.
1145 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1146 Remove indirect function.
1147 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1148 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1149 instead of ix86_gen_tls_global_dynamic_64.
1150 Use gen_tls_local_dynamic_base_64 instead of
1151 ix86_gen_tls_local_dynamic_base_64.
1152 * config/i386/i386-options.c (ix86_option_override_internal):
1153 Do not initialize ix86_gen_tls_global_dynamic_64 and
1154 ix86_gen_tls_local_dynamic_base_64.
1156 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1158 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1159 Rename from pro_epilogue_adjust_stack_<mode>_add.
1160 (@pro_epilogue_adjust_stack_sub_<mode>)
1161 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1162 (@allocate_stack_worker_probe_<mode>):
1163 Rename from allocate_stack_worker_probe_<mode>.
1164 (allocate_stack): Use gen_allocate_stack_worker_probe.
1165 (probe_stack): Use gen_probe_stack_1.
1166 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1167 (@adjust_stack_and_probe_<mode>): Rename from
1168 adjust_stack_and_probe<mode>.
1169 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1170 (stack_protect_set): Use gen_stack_protect_set_1.
1171 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1172 (stack_protect_test): Use gen_stack_protect_test_1.
1173 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1174 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1175 Remove indirect function.
1176 (*ix86_gen_adjust_stack_and_probe): Ditto.
1177 (*ix86_gen_probe_stack_range): Ditto.
1178 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1179 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1180 (ix86_adjust_stack_and_probe_stack_clash): Use
1181 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1182 (ix86_adjust_stack_and_probe): Ditto.
1183 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1184 of ix86_gen_probe_stack_range.
1185 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1186 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1187 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1188 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1189 CODE_FOR_stack_protect_test_{si,di}.
1190 * config/i386/i386-options.c (ix86_option_override_internal):
1191 Do not initialize ix86_gen_allocate_stack_worker,
1192 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1194 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1196 * doc/invoke.texi (Link Options): Many editorial changes around
1199 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1201 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1202 pre-Solaris 11 referene and most Studio compiler details.
1204 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1207 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1208 DImode to SImode in floating-point registers on 64-bit target.
1209 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1210 register_operand in xmpyu patterns.
1212 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1214 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1215 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1216 OMP_CLAUSE__REDUCTEMP_.
1217 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1218 OMP_CLAUSE__CONDTEMP_.
1219 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1220 * tree-pretty-print.c (dump_omp_clause): Likewise.
1221 * tree-nested.c (convert_nonlocal_omp_clauses,
1222 convert_local_omp_clauses): Likewise.
1223 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1224 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1225 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1227 (gimplify_omp_for): Warn and disable conditional modifier from
1228 lastprivate on loop iterators.
1229 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1231 * omp-general.c (omp_extract_for_data): Initialize it.
1232 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1234 (delete_omp_context): Delete it.
1235 (lower_lastprivate_conditional_clauses): New function.
1236 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1237 handle lastprivate conditional clauses.
1238 (lower_reduction_clauses): Add CLIST argument, emit it into
1239 the critical section if any.
1240 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1241 lower_reduction_clauses callers.
1242 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1243 to lower_lastprivate_clauses.
1244 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1245 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1246 clist into a critical section if not emitted there already by
1247 lower_reduction_clauses.
1248 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1250 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1251 conditional variables.
1252 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1254 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1255 expand_omp_for_static_chunk): Handle lastprivate conditional.
1256 (expand_omp_for): Handle fd.lastprivate_conditional like
1259 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1261 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1262 kernel does not exit cleanly.
1263 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1265 2019-05-24 Jason Merrill <jason@redhat.com>
1268 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1270 2019-05-24 Richard Biener <rguenther@suse.de>
1273 * tree-loop-distribution.c (struct partition): Add location
1275 (partition_alloc): Initialize all fields.
1276 (generate_memset_builtin): Use the location recorded in the
1277 partition for the generated call.
1278 (generate_memcpy_builtin): Likewise.
1279 (classify_partition): Record the location of a single store
1280 as location for the partition.
1282 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1284 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1287 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1290 * common/config/aarch64/aarch64-common.c
1291 (aarch64_rewrite_selected_cpu): Change local temporary variable
1292 type from unsigned long to uint64_t.
1293 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1294 aarch64_get_extension_string_for_isa_flags): Change declaration to
1295 match new definition by replacing unsigned long with uint64_t.
1297 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1300 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1301 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1302 Handle stack_protect_test_<mode> codegen similarly to corresponding
1305 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1307 * config/i386/darwin.h: Reject -mfentry*.
1308 * doc/sourcebuild.texi: Document mfentry target support.
1310 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1312 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1313 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1314 false for PC-relative functions.
1315 (rs6000_output_function_prologue): Change called function name to
1316 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1317 name,1" for PC-relative functions.
1318 (rs6000_elf_declare_function_name): Change called function name to
1319 rs6000_global_entry_point_prologue_needed_p.
1321 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1324 * config/i386/i386.c (gen_rtx_cost):
1325 Use ix86_tune_cost instead of ix86_cost.
1327 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1328 Michael Meissner <meissner@linux.ibm.com>
1329 Segher Boessenkool <segher@kernel.crashing.org>
1331 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1333 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1334 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1335 (rs6000_fndecl_pcrel_p): Likewise.
1336 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1337 error if -mpcrel is requested without -mcpu=future.
1338 (rs6000_opt_masks): Add entry for pcrel.
1339 (rs6000_fndecl_pcrel_p): New function.
1340 (rs6000_pcrel_p): Likewise.
1341 * config/rs6000/rs6000.opt (mpcrel): New option.
1342 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1344 2019-05-23 Jan Hubicka <jh@suse.cz>
1345 Martin Liska <mliska@suse.cz>
1347 PR tree-optimization/90576
1348 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1350 (aliasing_component_refs_p): Fix three way size compare conditional;
1351 give up earlier in case we can not decide on equivalence.
1353 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1354 Michael Meissner <meissner@linux.ibm.com>
1355 Segher Boessenkool <segher@kernel.crashing.org>
1357 * config.gcc: Add future cpu.
1358 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1359 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1361 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1362 (RS6000_CPU): New instantiation for future cpu.
1363 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1365 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1366 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1367 * config/rs6000/rs6000-tables.opt: Regenerate.
1368 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1369 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1370 (rs6000_machine_from_flags): Handle future cpu.
1371 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1372 PROCESSOR_POWER9 for now.
1373 (rs6000_adjust_cost): Likewise.
1374 (rs6000_issue_rate): Likewise.
1375 (rs6000_register_move_cost): Likewise.
1376 (rs6000_opt_masks): Add entry for future.
1377 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1378 (MASK_FUTURE): New #define.
1379 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1380 * config/rs6000/rs6000.opt (mfuture): New target option.
1381 * doc/invoke.texi (mcpu): Add future cpu.
1383 2019-05-23 Martin Liska <mliska@suse.cz>
1386 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1387 operation points to a temporary (pointed via tree_to_wide_ref)
1388 that is out of scope after the &.
1390 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1393 * doc/extend.texi (Function Names): Add missing word.
1395 2019-05-23 Richard Biener <rguenther@suse.de>
1397 PR tree-optimization/88440
1398 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1400 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1402 (generate_memcpy_builtin): Likewise.
1403 (distribute_loop): Pass in whether to only distribute patterns.
1404 (prepare_perfect_loop_nest): Also allow size optimization.
1405 (pass_loop_distribution::execute): When optimizing a loop
1406 nest for size allow pattern replacement.
1408 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1411 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1414 2019-05-23 Martin Liska <mliska@suse.cz>
1417 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1418 expression similarly to gimplify_decl_expr.
1420 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1422 * cse.c (cse_dump_path): s/dump_file/f.
1424 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1427 * diagnostic-format-json.cc: Include "selftest.h".
1428 (json_from_expanded_location): Only add "file" key for non-NULL
1430 (json_from_location_range): Don't add "start" and "finish"
1431 children if they are UNKNOWN_LOCATION.
1432 (selftest::test_unknown_location): New selftest.
1433 (selftest::test_bad_endpoints): New selftest.
1434 (selftest::diagnostic_format_json_cc_tests): New function.
1435 * json.cc (json::object::get): New function.
1436 (selftest::test_object_get): New selftest.
1437 (selftest::json_cc_tests): Call it.
1438 * json.h (json::object::get): New decl.
1439 * selftest-run-tests.c (selftest::run_tests): Call
1440 selftest::diagnostic_format_json_cc_tests.
1441 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1444 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1445 Andrew Stubbs <amd@codesourcery.com>
1447 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1448 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1449 (kernel): Rename to...
1450 (main_kernel): ... this.
1451 (load_image): Load _init_array and _fini_array kernels.
1452 (run): Add argument for kernel to run.
1453 (main): Run init_array_kernel before main_kernel, and
1454 fini_array_kernel after.
1455 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1456 amdgpu_hsa_kernel attribute on functions.
1457 (gcn_disable_constructors): Delete.
1458 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1459 * config/gcn/crt0.c (size_t): Define.
1460 (_init_array, _fini_array): New.
1461 (__preinit_array_start, __preinit_array_end,
1462 __init_array_start, __init_array_end,
1463 __fini_array_start, __fini_array_end): Declare weak references.
1465 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1467 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1469 2019-05-22 Jason Merrill <jason@redhat.com>
1471 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1473 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1476 * config/i386/i386-options.c (ix86_init_machine_status): Set
1477 stack_frame_required to true.
1478 * config/i386/i386.c (ix86_get_frame_size): New function.
1479 (ix86_frame_pointer_required): Replace get_frame_size with
1480 ix86_get_frame_size.
1481 (ix86_compute_frame_layout): Likewise.
1482 (ix86_find_max_used_stack_alignment): Changed to void. Set
1483 stack_frame_required.
1484 (ix86_finalize_stack_frame_flags): Always call
1485 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1486 ix86_get_frame_size.
1487 * config/i386/i386.h (machine_function): Add stack_frame_required.
1489 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1491 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1493 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1495 * common/config/aarch64/aarch64-common.c
1496 (struct aarch64_option_extension, struct processor_name_to_arch,
1497 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1498 aarch64_contains_opt,
1499 aarch64_get_extension_string_for_isa_flags): Change type of
1500 variables storing flags to uint64_t.
1501 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1502 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1503 * config/aarch64/aarch64.c (struct processor,
1504 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1505 aarch64_validate_march, aarch64_override_options,
1506 aarch64_option_print, aarch64_handle_attr_isa_flags,
1507 aarch64_declare_function_name, aarch64_start_file): Make flag
1509 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1510 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1511 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1512 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1513 * config/aarch64/driver-aarch64.c
1514 (struct aarch64_arch_extension, struct aarch64_core_data,
1515 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1516 flag variables uint64_t.
1517 * doc/invoke.texi: Add documentation for new arguments.
1519 2019-05-22 Richard Biener <rguenther@suse.de>
1521 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1523 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1525 2019-05-22 Martin Liska <mliska@suse.cz>
1528 * doc/extend.texi: Document the change.
1530 2019-05-22 Richard Biener <rguenther@suse.de>
1532 PR tree-optimization/90450
1533 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1534 (mem_ref_hasher::equal): Check it.
1535 (mem_ref_alloc): Initialize it.
1536 (gather_mem_refs_stmt): Set it.
1538 2019-05-22 Richard Biener <rguenther@suse.de>
1540 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1542 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1545 2019-05-22 Alan Modra <amodra@gmail.com>
1547 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1548 (ASM_CPU_SPEC): Conditionally add -many.
1549 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1550 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1551 (rs6000_file_start): ..extracted from here, and modified to
1553 (rs6000_output_function_prologue): Emit .machine as necessary.
1554 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1556 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1557 added by check_vect_support_and_set_flags.
1558 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1559 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1561 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1564 * ira-lives.c (process_bb_node_lives): Consider defs
1565 for a call insn to be die before the call, not after.
1567 * function.c (assign_parm_setup_block): Raise alignment of
1568 stacked parameter only for STRICT_ALIGNMENT targets.
1570 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1572 * config/rs6000/constraints.md (define_register_constraint "wz"):
1574 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1575 RS6000_CONSTRAINT_wz.
1576 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1577 (rs6000_init_hard_regno_mode_ok): Adjust.
1578 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1579 * doc/md.texi (Machine Constraints): Adjust.
1581 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1583 * config/rs6000/constraints.md (define_register_constraint "wl"):
1585 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1586 RS6000_CONSTRAINT_wl.
1587 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1588 (rs6000_init_hard_regno_mode_ok): Adjust.
1589 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1590 * doc/md.texi (Machine Constraints): Adjust.
1592 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1594 * config/rs6000/constraints.md (define_register_constraint "wm"):
1596 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1597 RS6000_CONSTRAINT_wm.
1598 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1599 (rs6000_init_hard_regno_mode_ok): Adjust.
1600 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1601 * doc/md.texi (Machine Constraints): Adjust.
1603 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1605 * config/rs6000/constraints.md (define_register_constraint "wk"):
1607 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1608 RS6000_CONSTRAINT_wk.
1609 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1610 (rs6000_init_hard_regno_mode_ok): Adjust.
1611 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1612 * doc/md.texi (Machine Constraints): Adjust.
1614 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1616 * config/rs6000/constraints.md (define_register_constraint "wj"):
1618 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1619 RS6000_CONSTRAINT_wj.
1620 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1621 (rs6000_init_hard_regno_mode_ok): Adjust.
1622 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1624 * config/rs6000/vsx.md: Ditto.
1625 * doc/md.texi (Machine Constraints): Adjust.
1627 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1629 * config/rs6000/constraints.md (define_register_constraint "wh"):
1631 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1632 RS6000_CONSTRAINT_wh.
1633 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1634 (rs6000_init_hard_regno_mode_ok): Adjust.
1635 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1636 * doc/md.texi (Machine Constraints): Adjust.
1638 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1641 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1642 Avoid calling gen_lowpart with CONST operand.
1644 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1646 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1647 field template_last_to_copy.
1648 (ssa_create_duplicates): Set it, and use it. Attempt to
1649 preserve more debug stmts.
1651 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1653 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1654 (signbit<mode>2): New expander
1656 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1659 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1660 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1662 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1664 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1665 %ebx and %ecx bafore calling cpuid with leaf 1 or
1666 non-constant leaf argument.
1668 2019-05-21 Alan Modra <amodra@gmail.com>
1671 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1672 power9 direct move cost.
1673 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1674 Correct comments and rename functions to suit parameters.
1676 2019-05-21 Richard Biener <rguenther@suse.de>
1679 * fold-const.c (fold_read_from_vector): New function.
1680 * fold-const.h (fold_read_from_vector): Declare.
1681 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1682 single-element insert permutations. Canonicalize selector
1683 further and fix issue with last commit.
1685 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1687 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1688 parameter with default value false to declaration.
1689 (split_edges_for_insertion): New inline function. Wrapper for
1690 split_critical_edges with for_edge_insertion_p = true.
1691 * tree-cfg.c (split_critical_edges): Don't split non-critical
1692 edges if for_edge_insertion_p is false. Fix whitespace.
1693 * tree-ssa-pre.c (pass_pre::execute): Call
1694 split_edges_for_insertion instead of split_critical_edges.
1695 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1696 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1697 (pass_data_sink_code): Update function name in the comment.
1699 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1701 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1702 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1703 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1704 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1707 2019-05-21 Martin Liska <mliska@suse.cz>
1709 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1711 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1712 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1714 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1716 (rs6000_function_arg): Likewise.
1717 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1718 (rs6000_expand_ternop_builtin): Use interval syntax.
1719 (get_element_number): Likewise.
1720 (altivec_expand_builtin): Likewise.
1721 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1725 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1729 * function.h (struct function): Add calls_eh_return member.
1730 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1731 gimplifying __builtin_eh_return call.
1732 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1734 (expand_call_inline): Or in src_cfun->calls_eh_return into
1735 dst_cfun->calls_eh_return.
1736 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1737 cfun->calls_eh_return.
1738 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1739 * lto-streamer-out.c (output_struct_function_base): Write
1742 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1744 PR rtl-optimization/43147
1745 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1746 IX86_BUILTIN_SHUFPD.
1748 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1750 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1751 (refs_may_alias_p_1): ... here; update stats.
1752 (refs_may_alias_p): Do not update stats here.
1754 2019-05-20 Richard Biener <rguenther@suse.de>
1756 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1757 doesn't produce pointers.
1758 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1759 the first operand points to.
1761 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1763 * tree-ssa-alias.c (compare_sizes): New function.
1764 (sompare_type_sizes): New function
1765 (aliasing_component_refs_p): Use it.
1766 (indirect_ref_may_alias_decl_p): Likewise.
1768 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1770 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1772 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1774 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1775 (LIBLSAN_EARLY_SPEC): Likewise.
1776 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1778 2019-05-20 Martin Liska <mliska@suse.cz>
1780 * config/i386/i386.c (ix86_libc_has_fast_function):
1781 Add ATTRIBUTE_UNUSED for the argument.
1783 2019-05-20 Richard Biener <rguenther@suse.de>
1785 * gimple-match-head.c: Include vec-perm-indices.h.
1786 * generic-match-head.c: Likewise.
1787 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1789 * fold-const.c (fold_vec_perm): Export.
1790 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1791 (match.pd): ...here.
1793 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1795 * cfgloop.h (struct loop): Add simdlen member.
1796 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1797 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1798 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1799 as new argument to autovectorize_vector_sizes target hook. If
1800 loop->simdlen, pick up vector size where the vectorization factor
1801 is equal to loop->simd, and if there is none, fall back to the first
1803 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1805 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1806 * omp-general.c (omp_max_vf): Likewise.
1807 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1808 * tree-vect-slp.c (vect_slp_bb): Likewise.
1809 * target.def (autovectorize_vector_sizes): Add ALL argument and
1811 * doc/tm.texi: Adjust documentation.
1812 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1813 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1814 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1816 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1817 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1818 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1819 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1820 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1821 preferred vector size is not 512-bit or 256-bit, just put those
1822 unpreferred ones last.
1824 2019-05-20 Martin Liska <mliska@suse.cz>
1826 * targhooks.c (default_libc_has_fast_function): New function.
1827 * targhooks.h (default_libc_has_fast_function): Likewise.
1829 2019-05-20 Martin Liska <mliska@suse.cz>
1832 * builtins.c (expand_builtin_memory_copy_args): When having a
1833 target with fast mempcpy implementation do now use memcpy.
1834 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1835 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1836 * doc/tm.texi: Likewise.
1837 * doc/tm.texi.in: Likewise.
1839 * expr.c (emit_block_move_hints): Add 2 new arguments.
1840 * expr.h (emit_block_move_hints): Bail out when libcall
1841 to memcpy would be used.
1843 2019-05-20 Martin Liska <mliska@suse.cz>
1845 * profile-count.c: Add vertical spacing in order
1846 to separate functions.
1847 * profile-count.h: Likewise.
1849 2019-05-20 Martin Liska <mliska@suse.cz>
1851 * profile-count.h: Do not use full qualified
1853 * profile-count.c (profile_count::to_frequency): Likewise.
1855 2019-05-20 Martin Liska <mliska@suse.cz>
1857 * profile-count.h (enum profile_quality): Use capital letters
1858 for enum value names. Use the adjusted names.
1859 * profile-count.c: Use the adjusted names.
1861 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1863 * config/rs6000/constraints.md (define_register_constraint "wH"):
1865 (define_register_constraint "wI"): Delete.
1866 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1867 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1868 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1869 (rs6000_init_hard_regno_mode_ok): Adjust.
1870 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1871 resp. "d", or with "wa" as appropriate, all with "p8v".
1872 * config/rs6000/vsx.md: Ditto.
1873 * doc/md.texi (Machine Constraints): Adjust.
1875 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1877 * config/rs6000/constraints.md (define_register_constraint "wy"):
1879 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1880 RS6000_CONSTRAINT_wy.
1881 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1882 (rs6000_init_hard_regno_mode_ok): Adjust.
1883 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1884 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1885 (define_mode_attr Fisa): New.
1886 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1887 * doc/md.texi (Machine Constraints): Adjust.
1889 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1891 * config/rs6000/constraints.md (define_register_constraint "wu"):
1893 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1894 RS6000_CONSTRAINT_wu.
1895 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1896 (rs6000_init_hard_regno_mode_ok): Adjust.
1897 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1899 (define_mode_attr Fa): Delete.
1900 * config/rs6000/vsx.md: Ditto.
1901 * doc/md.texi (Machine Constraints): Adjust.
1903 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1905 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1907 (define_register_constraint "wK"): Delete.
1908 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1909 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1910 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1911 (rs6000_init_hard_regno_mode_ok): Adjust.
1912 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1913 Replace "wK" constraint by "wH" with "p9v".
1914 * config/rs6000/vsx.md: Ditto.
1915 * doc/md.texi (Machine Constraints): Adjust.
1917 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1919 * config/rs6000/constraints.md (define_register_constraint "wb"):
1921 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1922 RS6000_CONSTRAINT_wb.
1923 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1924 (rs6000_init_hard_regno_mode_ok): Adjust.
1925 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1926 * config/rs6000/vsx.md: Ditto.
1927 * doc/md.texi (Machine Constraints): Adjust.
1929 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1931 * config/rs6000/constraints.md (define_register_constraint "wo"):
1933 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1934 RS6000_CONSTRAINT_wo.
1935 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1936 (rs6000_init_hard_regno_mode_ok): Adjust.
1937 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1938 * config/rs6000/altivec.md: Ditto.
1939 * doc/md.texi (Machine Constraints): Adjust.
1941 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1943 * config/darwin-c.c (darwin_register_objc_includes): Do not
1944 prepend the sysroot when building gnu-runtime header search
1947 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1949 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1950 instead of direct output of the asm.
1952 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1954 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1955 argument to be type bool (was int before).
1956 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1957 at first use. Use type bool for some variables. Fix a theoretical
1958 eh_return bug for svr4.
1960 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1962 * config/rs6000/rs6000.md (isa): New attribute.
1963 (enabled): New attribute.
1965 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1967 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1968 assemble_start_function and assemble_end_function.
1970 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1973 * omp-general.c (oacc_verify_routine_clauses): Change formal
1974 parameters. Add checking if already marked with an OpenACC
1975 'routine' directive. Adjust all users.
1978 * omp-general.c (oacc_build_routine_dims): Move some of its
1980 (oacc_verify_routine_clauses): ... this new function.
1981 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1983 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1985 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1986 formating of picbase labels to match other ports.
1988 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1990 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1991 in the generated code.
1993 2019-05-16 Martin Sebor <msebor@redhat.com>
1995 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1996 identifiers, keywords, operators, and types in diagnostics. Correct
1997 quoting, spelling, and sentence capitalization issues.
1998 (expand_builtin_atomic_is_lock_free): Same.
1999 (fold_builtin_next_arg): Same.
2000 * cfgexpand.c (expand_one_var): Same.
2001 (tree_conflicts_with_clobbers_p): Same.
2002 (expand_asm_stmt): Same.
2003 (verify_loop_structure): Same.
2004 * cgraphunit.c (process_function_and_variable_attributes): Same.
2005 * collect-utils.c (collect_execute): Same.
2006 * collect2.c (maybe_run_lto_and_relink): Same.
2007 (is_lto_object_file): Same.
2008 (scan_prog_file): Same.
2009 * convert.c (convert_to_real_1): Same.
2010 * dwarf2out.c (dwarf2out_begin_prologue): Same.
2011 * except.c (verify_eh_tree): Same.
2012 * gcc.c (execute): Same.
2013 (eval_spec_function): Same.
2014 (run_attempt): Same.
2015 (driver::set_up_specs): Same.
2016 (compare_debug_auxbase_opt_spec_function): Same.
2017 * gcov-tool.c (unlink_gcda_file): Same.
2020 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
2021 * gimplify.c (gimplify_asm_expr): Same.
2022 (gimplify_adjust_omp_clauses): Same.
2023 * hsa-gen.c (gen_hsa_addr_insns): Same.
2024 (gen_hsa_insns_for_load): Same.
2025 (gen_hsa_cmp_insn_from_gimple): Same.
2026 (gen_hsa_insns_for_operation_assignment): Same.
2027 (gen_get_level): Same.
2028 (gen_hsa_alloca): Same.
2029 (omp_simple_builtin::generate): Same.
2030 (gen_hsa_atomic_for_builtin): Same.
2031 (gen_hsa_insns_for_call): Same.
2032 * input.c (dump_location_info): Same.
2033 * ipa-devirt.c (compare_virtual_tables): Same.
2034 * ira.c (ira_setup_eliminable_regset): Same.
2035 * lra-assigns.c (lra_assign): Same.
2036 * lra-constraints.c (lra_constraints): Same.
2037 * lto-streamer-in.c (lto_input_mode_table): Same.
2038 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
2039 (merge_and_complain): Same.
2040 (compile_offload_image): Same.
2041 (compile_images_for_offload_targets): Same.
2042 (debug_objcopy): Same.
2045 * opts.c (print_specific_help): Same.
2046 (parse_no_sanitize_attribute): Same.
2048 (handle_param): Same.
2049 * plugin.c (add_new_plugin): Same.
2050 (parse_plugin_arg_opt): Same.
2051 (try_init_one_plugin): Same.
2052 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2053 operators, and types in diagnostics. Correct quoting and spelling
2055 * read-rtl-function.c (parse_edge_flag_token): Same.
2056 (function_reader::parse_enum_value): Same.
2057 * reg-stack.c (check_asm_stack_operands): Same.
2058 * regcprop.c (validate_value_data): Same.
2059 * sched-rgn.c (make_pass_sched_fusion): Same.
2060 * stmt.c (check_unique_operand_names): Same.
2061 * targhooks.c (default_target_option_pragma_parse): Same.
2062 * tlink.c (recompile_files): Same.
2063 * toplev.c (process_options): Same.
2065 * trans-mem.c (diagnose_tm_1): Same.
2066 (ipa_tm_scan_irr_block): Same.
2067 (ipa_tm_diagnose_transaction): Same.
2068 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2069 format a tree code name in a diagnostic.
2070 (verify_types_in_gimple_min_lval): Same.
2071 (verify_types_in_gimple_reference): Same.
2072 (verify_gimple_call): Same.
2073 (verify_gimple_assign_unary): Same.
2074 (verify_gimple_assign_binary): Same.
2075 (verify_gimple_assign_ternary): Same.
2076 (verify_gimple_assign_single): Same.
2077 (verify_gimple_switch): Same.
2078 (verify_gimple_label): Same.
2079 (verify_gimple_phi): Same.
2080 (verify_gimple_in_seq): Same.
2081 (verify_eh_throw_stmt_node): Same.
2082 (collect_subblocks): Same.
2083 (gimple_verify_flow_info): Same.
2084 (do_warn_unused_result): Same.
2085 * tree-inline.c (expand_call_inline): Same.
2086 * tree-into-ssa.c (update_ssa): Same.
2087 * tree.c (tree_int_cst_elt_check_failed): Same.
2088 (tree_vec_elt_check_failed): Same.
2089 (omp_clause_operand_check_failed): Same.
2090 (verify_type_variant): Same.
2091 (verify_type): Same.
2092 * value-prof.c (verify_histograms): Same.
2093 * varasm.c (assemble_start_function): Same.
2095 2019-05-16 Martin Sebor <msebor@redhat.com>
2097 * config/i386/i386-expand.c (get_element_number): Quote keywords
2098 and other internal names in diagnostics. Adjust other diagnostic
2099 formatting issues noted by -Wformat-diag.
2100 * config/i386/i386-features.c
2101 (ix86_mangle_function_version_assembler_name): Same.
2102 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2103 * config/i386/i386.c (ix86_function_type_abi): Same.
2104 (ix86_function_ms_hook_prologue): Same.
2105 (classify_argument): Same.
2106 (ix86_expand_prologue): Same.
2107 (ix86_md_asm_adjust): Same.
2108 (ix86_memmodel_check): Same.
2110 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2112 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2113 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2116 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2119 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2120 intrinsics without SSE/SSE2/SSSE3.
2121 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2123 (*mmx_uavgv8qi3): Likewise.
2125 2019-05-17 Richard Biener <rguenther@suse.de>
2127 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2128 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2130 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2132 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2133 vec_sldw insn pattern.
2135 2019-05-17 Richard Biener <rguenther@suse.de>
2137 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2139 2019-05-17 Martin Liska <mliska@suse.cz>
2142 * toplev.c (output_stack_usage): With LTO and sanitizer it
2143 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2144 has no file location.
2146 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2149 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2150 sz0 is equal to sz1, instead return false in that case.
2152 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2153 has non-constant expression, force sctx.lane and use two
2154 argument IFN_GOMP_SIMD_LANE instead of single argument.
2155 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2156 two argument IFN_GOMP_SIMD_LANE without lhs.
2157 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2159 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2161 (LOOP_REQUIRES_VERSIONING): Or in
2162 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2163 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2165 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2166 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2167 from simd if clause if needed.
2169 2019-05-16 Richard Biener <rguenther@suse.de>
2171 * tree-affine.c (expr_to_aff_combination): New function split
2173 (tree_to_aff_combination): ... here.
2174 (aff_combination_expand): Avoid building a GENERIC tree.
2176 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2178 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2179 assemble_start_function and assemble_end_function calls.
2180 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2181 assemble_start_function and assemble_end_function.
2182 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2183 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2184 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2185 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2186 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2187 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2188 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2189 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2190 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2191 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2192 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2193 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2195 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2196 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2197 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2198 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2199 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2200 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2201 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2202 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2203 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2204 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2205 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2206 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2207 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2208 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2210 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2211 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2212 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2214 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2216 * tree-ssa-alias.c (alias_stats): Add
2217 aliasing_component_refs_p_may_alias and
2218 aliasing_component_refs_p_no_alias.
2219 (dump_alias_stats): Print aliasing_component_refs_p stats.
2220 (aliasing_component_refs_p): Update stats.
2222 2019-05-16 Martin Liska <mliska@suse.cz>
2225 * multiple_target.c (expand_target_clones): Do not allow
2226 target_clones being used with a symbol that is an alias.
2228 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2230 PR tree-optimization/90394
2231 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2232 positives rather than ICE for cases where (code2 == NE_EXPR
2233 && code1 == BIT_AND_EXPR).
2235 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2238 * tree-core.h (struct tree_decl_common): Document
2239 decl_nonshareable_flag for PARM_DECLs.
2240 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2241 * calls.c (expand_call): Don't try tail call if caller
2242 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2243 passed on the stack and callee needs to pass any arguments on the
2245 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2246 else if instead of series of mutually exclusive ifs. Handle
2247 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2248 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2250 * lto-streamer.h (LTO_major_version): Bump to 9.
2252 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2254 PR tree-optimization/90106
2255 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2256 new parameter as new internal function call, also move it to new
2258 (use_internal_fn): Pass internal function call to
2259 shrink_wrap_one_built_in_call_with_conds.
2261 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2263 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2265 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2266 safelen_int and set loop->dont_vectorize.
2268 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2271 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2273 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2275 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2276 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2277 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2280 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2283 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2284 define_insn_and_split to support SSE emulation.
2285 (*vec_extractv2sf_0): Likewise.
2286 (*vec_extractv2sf_1): Likewise.
2287 (*vec_extractv2si_0): Likewise.
2288 (*vec_extractv2si_1): Likewise.
2289 (*vec_extractv2si_zext_mem): Likewise.
2290 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2291 (vec_extractv2sf_1 splitter): Likewise.
2292 (vec_extractv2sfsf): Likewise.
2293 (vec_setv2si): Likewise.
2294 (vec_extractv2si_1 splitter): Likewise.
2295 (vec_extractv2sisi): Likewise.
2296 (vec_setv4hi): Likewise.
2297 (vec_extractv4hihi): Likewise.
2298 (vec_setv8qi): Likewise.
2299 (vec_extractv8qiqi): Likewise.
2300 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2301 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2302 (vec_extractv2sisi): Likewise.
2303 (vec_extractv4hihi): Likewise.
2304 (vec_extractv8qiqi): Likewise.
2305 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2306 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2307 (vec_initv2sisi): Likewise.
2308 (vec_initv4hihi): Likewise.
2309 (vec_initv8qiqi): Likewise.
2310 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2311 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2312 (vec_setv4hi): Likewise.
2313 (vec_setv8qi): Likewise.
2315 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2318 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2319 TARGET_MMX_WITH_SSE.
2320 (MMXMODE:*mov<mode>_internal): Likewise.
2321 (MMXMODE:movmisalign<mode>): Likewise.
2323 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2326 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2327 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2328 (sse2_cvtpd2pi): Ditto.
2329 (sse2_cvttpd2pi): Ditto.
2330 (*vec_concatv2sf_sse4_1): Ditto.
2331 (*vec_concatv2sf_sse): Ditto.
2332 (*vec_concatv2si_sse4_1): Ditto.
2333 (*vec_concatv2si): Ditto.
2334 (*vec_concatv4si_0): Ditto.
2335 (*vec_concatv2di_0): Ditto.
2337 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2340 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2342 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2345 * config/i386/sse.md (ssse3_palignrdi): Changed to
2346 define_insn_and_split to support SSE emulation.
2348 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2351 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2353 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2356 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2357 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2360 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2363 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2364 or TARGET_MMX_WITH_SSE.
2365 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2367 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2370 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2372 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2375 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2376 Changed to define_insn_and_split to support SSE emulation.
2378 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2381 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2382 Changed to define_insn_and_split to support SSE emulation.
2384 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2387 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2388 (*mmx_<emms>): This.
2389 (mmx_<emms>): New expander.
2391 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2394 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2396 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2398 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2401 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2403 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2406 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2408 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2411 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2412 TARGET_MMX_WITH_SSE.
2413 (*mmx_uavgv4hi3): Add SSE emulation.
2415 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2418 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2419 and TARGET_MMX_WITH_SSE.
2420 (*mmx_uavgv8qi3): Add SSE emulation.
2422 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2425 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2426 maskmovdqu for __MMX_WITH_SSE__.
2428 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2431 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2432 TARGET_MMX and TARGET_MMX_WITH_SSE.
2433 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2435 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2438 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2439 define_insn_and_split to support SSE emulation.
2441 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2444 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2445 and TARGET_MMX_WITH_SSE.
2446 (mmx_<code>v8qi3): Likewise.
2447 (smaxmin:<code>v4hi3): New.
2448 (umaxmin:<code>v8qi3): Likewise.
2449 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2450 (umaxmin:*mmx_<code>v8qi3): Likewise.
2452 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2455 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2456 TARGET_MMX_WITH_SSE.
2457 (*mmx_pinsrw): Add SSE emulation.
2459 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2462 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2464 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2467 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2468 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2471 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2474 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2475 (sse_cvttps2pi): Likewise.
2477 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2480 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2481 TARGET_MMX_WITH_SSE.
2482 (mmx_pshufw_1): Add SSE emulation.
2483 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2484 TARGET_MMX_WITH_SSE to support SSE emulation.
2486 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2489 * config/i386/constraints.md (Yw): New constraint.
2490 * config/i386/mmx.md (*vec_dupv2si): Changed to
2491 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2492 support SSE emulation.
2494 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2497 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2498 TARGET_MMX_WITH_SSE.
2499 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2501 (mmx_gt<mode>3): Likewise.
2503 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2506 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2507 TARGET_MMX_WITH_SSE. Add SSE support.
2509 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2512 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2513 TARGET_MMX_WITH_SSE.
2514 (any_logic:<code><mode>3): New.
2515 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2518 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2521 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2522 TARGET_MMX_WITH_SSE. Add SSE emulation.
2523 (mmx_<shift_insn><mode>3): Likewise.
2525 (<shift_insn><mode>3): Likewise.
2527 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2530 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2531 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2533 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2536 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2537 TARGET_MMX_WITH_SSE.
2538 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2541 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2544 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2545 TARGET_MMX_WITH_SSE.
2547 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2550 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2553 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2554 (plusminus:mmx_<plusminus_insn><mode>3): Check
2555 TARGET_MMX_WITH_SSE.
2556 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2557 (<plusminus_insn><mode>3): New.
2558 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2559 (*mmx_<plusminus_insn><mode>3): Likewise.
2561 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2564 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2565 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2567 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2568 define_insn_and_split to support SSE emulation.
2569 (mmx_punpcklbw): Likewise.
2570 (mmx_punpckhwd): Likewise.
2571 (mmx_punpcklwd): Likewise.
2572 (mmx_punpckhdq): Likewise.
2573 (mmx_punpckldq): Likewise.
2575 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2576 Uros Bizjak <ubizjak@gmail.com>
2579 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2581 (ix86_split_mmx_pack): Likewise.
2582 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2584 (ix86_split_mmx_pack): Likewise.
2585 * config/i386/i386.md (mmx_isa): New.
2586 (enabled): Also check mmx_isa.
2587 * config/i386/mmx.md (any_s_truncate): New code iterator.
2588 (s_trunsuffix): New code attr.
2589 (mmx_packsswb): Removed.
2590 (mmx_packssdw): Likewise.
2591 (mmx_packuswb): Likewise.
2592 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2593 MMX packsswb/packuswb with SSE2.
2594 (mmx_packssdw): Likewise.
2595 * config/i386/predicates.md (register_mmxmem_operand): New.
2597 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2600 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2601 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2602 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2603 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2604 (ix86_vector_mode_supported_p): Likewise.
2605 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2607 2019-05-15 Martin Liska <mliska@suse.cz>
2610 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2613 2019-05-15 Richard Biener <rguenther@suse.de>
2615 * tree-into-ssa.c (pass_build_ssa::execute): Run
2616 update_address_taken before going into SSA.
2618 2019-05-15 Richard Biener <rguenther@suse.de>
2620 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2621 as __BIT_FIELD_REF with type with -gimple.
2623 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2625 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2626 semantically equivalent branches (left over after prior refactorings).
2628 2019-05-15 Richard Biener <rguenther@suse.de>
2630 PR tree-optimization/88828
2631 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2634 2019-05-14 Richard Biener <rguenther@suse.de>
2636 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2637 as __VIEW_CONVERT with -gimple.
2639 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2642 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2645 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2647 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2648 define_split to become a define_insn_and_split.
2650 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2652 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2654 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2655 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2656 (sibcall_epilogue): Adjust.
2659 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2661 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2662 to unsupported ones.
2663 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2664 * config.host: Likewise.
2665 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2666 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2667 __svr4__]: Remove "brand" fallback.
2668 [!KSTAT_DATA_STRING]: Remove.
2669 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2671 (comdat_group): Likewise.
2672 (set_have_as_tls): Likewise.
2673 (gcc_cv_target_dl_iterate_phdr): Likewise.
2674 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2675 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2676 * configure: Regenerate.
2677 * doc/install.texi: Simplify Solaris target triplets.
2678 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2679 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2680 Remove Solaris 10 references.
2681 Remove obsolete Solaris bug reference.
2682 (Specific, sparc-sun-solaris2.10): Remove.
2684 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2686 * config/i386/i386.md (any_div): New code iterator.
2687 (paired_mod): New code attribute.
2688 (sgnprefix): Handle DIV and UDIV RTXes.
2690 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2691 and udivmod<mode>4 patterns using any_div code iterator.
2692 (divmod splitters): Macroize splitters using any_div code iterator.
2693 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2694 (*udivmodsi4_pow2_zext_2): Ditto.
2695 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2696 and *udivmod<mode>4_noext patterns using any_div code iterator.
2697 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2698 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2699 patterns using any_div code iterator.
2700 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2701 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2702 patterns using any_div code iterator.
2703 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2704 udivmodhiqi3 patterns using any_extend code iterator.
2706 2019-05-14 Richard Biener <rguenther@suse.de>
2707 H.J. Lu <hongjiu.lu@intel.com>
2709 PR tree-optimization/88828
2710 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2711 permuting in a single non-constant element not extracted
2714 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2716 * internal-fn.def (SIGNBIT): New.
2717 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2719 (signbitv4sf2): Likewise.
2721 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2724 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2725 next insn when the SRC reg is dead.
2727 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2729 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2730 (alloc_cand_and_find_basis): Ditto.
2731 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2732 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2733 (create_add_imm_cand, slsr_process_cast): Ditto.
2734 (slsr_process_copy, replace_mult_candidate): Ditto.
2735 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2736 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2737 (pass_strength_reduction::execute): Init the first NULL element.
2739 2019-05-13 Nathan Sidwell <nathan@acm.org>
2741 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2742 (run_attempt): Reformat line break.
2744 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2747 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2748 data registers in sibcall epilogues.
2749 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2751 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2754 * configure.ac (--enable-frame-pointer):
2755 Disable by default for cygwin and mingw.
2756 * configure: Regenerate.
2758 2019-05-13 Nathan Sidwell <nathan@acm.org>
2760 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2762 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2763 (gen_member_die): Move abstract origin check earlier. Only VARs
2764 can be static_inline_p. Simplify splicing control flow.
2766 2019-05-13 Richard Biener <rguenther@suse.de>
2768 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2770 (vect_build_slp_tree_1): Likewise.
2772 2019-05-13 Richard Biener <rguenther@suse.de>
2774 PR tree-optimization/90402
2775 * tree-if-conv.c (tree_if_conversion): Value number only
2776 the loop body by making the latch an exit of the region
2778 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2780 (do_rpo_vn): Deal with multiple edges into the entry block
2781 that are not backedges inside the region by skipping PHIs
2784 2019-05-13 Richard Biener <rguenther@suse.de>
2786 PR tree-optimization/90316
2787 * tree-ssa-pre.c (insert_aux): Fold into ...
2788 (insert): ... this function. Use a RPO walk to reduce the
2789 number of required iterations.
2791 2019-05-13 Martin Liska <mliska@suse.cz>
2793 PR tree-optimization/90416
2794 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2795 string instead of passing the second part as va_arg argument.
2797 2019-05-13 Martin Liska <mliska@suse.cz>
2799 PR gcov-profile/90380
2800 * gcov.c (handle_cycle): Do not support zero cycle count,
2801 it should not be possible.
2802 (path_contains_zero_cycle_arc): New function.
2803 (circuit): Ignore zero cycle arc counts.
2805 2019-05-13 Martin Liska <mliska@suse.cz>
2807 PR gcov-profile/90380
2808 * gcov.c (enum loop_type): Remove the enum and
2810 (handle_cycle): Assert that we should not reach
2812 (circuit): Use loop_found instead of a tri-state loop_type.
2813 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2816 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2819 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2820 (ix86_output_indirect_branch_via_reg): Use output mechanism
2821 accounting for __USER_LABEL_PREFIX__.
2822 (ix86_output_indirect_branch_via_push): Likewise.
2823 (ix86_output_function_return): Likewise.
2824 (ix86_output_indirect_function_return): Likewise.
2826 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2828 * doc/md.texi: Document use of code attributes in rtx patterns.
2829 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2830 * read-rtl.c (find_code): Split out search loops into...
2831 (maybe_find_code): ...this new function.
2832 (check_code_iterator): Make the error message more informative.
2833 (check_code_attribute): New function.
2834 (rtx_reader::rtx_alloc_for_name): Likewise.
2835 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2836 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2837 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2838 <max_opp> directly as an rtx code instead of via a match_operator.
2839 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2840 (<su>abd<mode>_3): Update accordingly.
2842 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2844 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2845 is given, print the state of the EH "save world" computation for
2848 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2851 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2852 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2854 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2856 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2857 Use pinsrd for TARGET_SSE4_1.
2858 * config/i386/sse.md (movdi_to_sse): Ditto.
2860 2019-05-10 Richard Biener <rguenther@suse.de>
2862 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2863 (do_rpo_vn): Initialize next_value_id.
2865 2019-05-10 Martin Liska <mliska@suse.cz>
2867 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2870 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2872 PR tree-optimization/90385
2873 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2874 arguments of the exit phis.
2877 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2878 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2880 (copy_tree_body_r): Likewise.
2881 (copy_fn): Set id.do_not_fold to true.
2883 2019-05-10 Martin Liska <mliska@suse.cz>
2885 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2886 Reapply changes from r269790.
2888 2019-05-10 Martin Liska <mliska@suse.cz>
2891 * doc/invoke.texi: New params.
2892 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2893 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2894 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2896 * tree-switch-conversion.h (struct jump_table_cluster):
2899 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2901 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2903 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2905 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2907 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2909 PR rtl-optimization/88879
2910 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2912 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2915 * config/arm/arm.c (callee_saved_reg_p): Move before
2916 thumb_find_work_register.
2917 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2918 thumb_find_work_register. Only call df_get_live_out once.
2919 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2920 (thumb_find_work_register): Use
2921 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2922 algorithms to locate a spare call clobbered reg.
2924 2019-05-09 Martin Liska <mliska@suse.cz>
2926 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2927 and MAX_EXPR in GIMPLE FE format.
2929 2019-05-09 Martin Liska <mliska@suse.cz>
2931 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2932 * gimple-pretty-print.c (dump_gimple_bb_header):
2934 (pp_cfg_jump): Dump edge probability.
2935 * profile-count.c (profile_quality_as_string): Simplify
2936 with a static array.
2937 (parse_profile_quality): New function.
2938 (profile_count::dump): Simplify with a static array.
2939 (profile_count::from_gcov_type): Add new argument.
2940 * profile-count.h (parse_profile_quality): Likewise.
2941 * predict.h (set_hot_bb_threshold): New.
2942 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2944 * predict.c (get_hot_bb_threshold): Set from the new param.
2945 (set_hot_bb_threshold): New.
2947 2019-05-09 Richard Biener <rguenther@suse.de>
2949 PR tree-optimization/90395
2950 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2951 rewrite vector stores that throw internally.
2953 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2955 * cif-code.def (CHKP): Remove.
2958 * configure.ac (--enable-frame-pointer): Disable by default for
2960 * configure: Regenerate.
2962 2019-05-09 Alan Modra <amodra@gmail.com>
2965 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2966 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2967 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2968 cost for general <-> vsx when direct moves are available.
2969 Cost union classes at minimal cost for any reg in the class.
2970 Correct calculation for moves between vsx, float, and altivec.
2971 Don't return a low cost for moves between special regs. Don't
2972 use hard coded register numbers.
2973 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2974 (rs6000_ira_change_pseudo_allocno_class): New function.
2975 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2976 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2978 (movsi_internal1): Don't disparage vector alternatives.
2979 (mov<mode>_internal): Likewise, excepting alternative that
2981 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2982 we <- b alternative.
2984 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2987 PR tree-optimization/89060
2988 * tree-ssa-live.h (live_vars_map): New typedef.
2989 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2990 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2991 (struct compute_live_vars_data): New type.
2992 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2993 live_vars_at_stmt, destroy_live_vars): New functions.
2994 * tree-tailcall.c: Include tree-ssa-live.h.
2995 (live_vars, live_vars_vec): New global variables.
2996 (find_tail_calls): Perform variable life analysis before punting.
2997 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2998 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
3000 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
3001 Perform variable life analysis to select variables that really need
3003 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
3004 instead set id->eh_landing_pad_dest and assert it is the same.
3005 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
3007 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
3008 Richard Earnshaw <rearnsha@arm.com>
3011 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
3013 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
3014 (thumb1_compute_save_core_reg_mask): Don't force a spare work
3015 register if both the epilogue and prologue can use call-clobbered
3017 (thumb1_unexpanded_epilogue): Use
3018 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
3019 picking temporaries for restoring high regs to match that of the
3020 prologue where possible.
3021 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
3022 the list of work registers. Detect if the return address is still live
3023 at the end of the prologue and avoid using it for a work register if so.
3024 If the return address is not live, add LR to the list of pushable regs
3025 after the first pass.
3027 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3029 PR tree-optimization/90078
3030 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
3031 (INFTY): Increase the value for infinite cost.
3032 (struct comp_cost): Promote type of members to int64_t.
3033 (infinite_cost): Don't set complexity in initialization.
3034 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
3035 overflows to infinite_cost.
3036 (adjust_setup_cost): Promote type of parameter and cost computation
3038 (struct ainc_cost_data, struct iv_ca): Promote type of member to
3040 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
3041 cost computation to int64_t.
3042 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
3043 int64_t's format specifier in dump.
3045 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3047 PR tree-optimization/90240
3048 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3049 with respect to scaling factor pre-computed for each basic block.
3050 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3051 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3052 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3053 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3054 live range for array of loop's basic blocks. Cleanup aux field of
3055 loop's basic blocks.
3057 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3059 PR tree-optimization/90356
3060 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3062 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3064 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3065 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3066 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3067 (ix86_handle_option): Handle -mavx512bf16.
3068 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3070 * config/i386/avx512bf16vlintrin.h: New.
3071 * config/i386/avx512bf16intrin.h: New.
3072 * config/i386/cpuid.h (bit_AVX512BF16): New.
3073 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3074 * config/i386/i386-builtin-types.def: Add new types.
3075 * config/i386/i386-builtin.def: Add new builtins.
3076 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3078 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3079 (ix86_option_override_internal): Handle BF16.
3080 (ix86_valid_target_attribute_inner_p): Ditto.
3081 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3082 * config/i386/i386-builtin.c (enum processor_features): Add
3084 (static const _isa_names_table isa_names_table): Ditto.
3085 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3086 (PTA_AVX512BF16): Ditto.
3087 * config/i386/i386.opt: Add -mavx512bf16.
3088 * config/i386/immintrin.h: Include avx512bf16intrin.h
3089 and avx512bf16vlintrin.h.
3090 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3091 avx512f_cvtneps2bf16_<mode><mask_name>,
3092 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3093 * config/i386/subst.md (mask_half): Add new subst.
3094 * doc/invoke.texi: Document -mavx512bf16.
3096 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3098 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3100 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3101 (rs6000_debug_legitimize_reload_address): Delete.
3102 (rs6000_legitimize_reload_address_ptr): Delete.
3103 (rs6000_option_override_internal): Adjust.
3104 (mem_operand_gpr): Adjust comment.
3105 (legitimate_lo_sum_address_p): Ditto.
3106 (rs6000_legitimize_reload_address): Delete.
3107 (rs6000_debug_legitimize_reload_address): Delete.
3108 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3110 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3113 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3114 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3115 to compute vector element selector for both constant and variable
3118 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3120 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3121 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3122 ashrdi3_cvt using SWI48 mode iterator.
3124 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3126 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3127 (aarch64_<su>abd<mode>_3): Likewise.
3128 (*aarch64_<su>abd<mode>_3): New define_insn.
3129 (<sur>sad<vsi2qi>): New define_expand.
3130 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3131 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3132 (build_vect_cond_expr): Likewise.
3134 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3136 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3137 clobbers outside of accessible_reg_set.
3138 * config/i386/i386.c (ix86_conditional_register_usage):
3139 Disable register sets by clearing corresponding bits in
3140 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3141 call_used_regs and don't clear corresponding reg_names array members.
3143 2019-05-07 Richard Biener <rguenther@suse.de>
3145 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3146 not specified still compute a comp_vectype for invariant
3149 2019-05-07 Richard Biener <rguenther@suse.de>
3151 PR tree-optimization/90316
3152 * tree-ssa-pre.c (translate_vuse_through_block): When
3153 same_valid is NULL do not bother to search for a virtual
3155 (phi_translate_1): When operands changed we cannot keep
3156 the same value-number so do not bother to ask whether
3157 that's possible from translate_vuse_through_block.
3159 2019-05-07 Martin Liska <mliska@suse.cz>
3161 * bitmap.c (bitmap_register): Come up with
3162 alloc_descriptor_max_uid and assign it for
3164 (register_overhead): Use get_descriptor as
3166 (release_overhead): New.
3167 (bitmap_elem_to_freelist): Call it.
3168 (bitmap_elt_clear_from): Likewise.
3169 (bitmap_obstack_free): Likewise.
3170 (bitmap_move): Sensitively release memory.
3171 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3172 (bitmap_initialize): Initialize alloc_descriptor to zero.
3173 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3175 2019-05-07 Richard Biener <rguenther@suse.de>
3177 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3178 we build a SLP node. Remove max_size and limiting.
3179 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3181 2019-05-07 Richard Biener <rguenther@suse.de>
3183 PR tree-optimization/90316
3184 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3186 (walk_non_aliased_vuses): Take walking limit argument.
3187 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3188 walking if it is reached instead of just counting.
3189 (get_continuation_for_phi): Likewise.
3190 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3191 limiting to the callback.
3192 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3193 (vn_reference_lookup_3): Likewise.
3194 (vn_reference_lookup_pieces): Likewise.
3195 (vn_reference_lookup): Likewise.
3196 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3197 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3198 (avail_exprs_stack::lookup_avail_expr): Likewise.
3200 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3202 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3203 for comparaible types in the second direction even if first one
3204 hits incomparable type.
3206 2019-05-07 Richard Biener <rguenther@suse.de>
3209 * lto-wrapper.c (debug_objcopy): Use the original filename
3210 including archive offset for the filename used for -save-temps.
3212 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3214 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3217 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3218 Hongtao Liu <hongtao.liu@intel.com>
3222 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3223 Modified, original implementation isn't correct.
3225 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3227 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3228 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3229 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3230 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3231 (FRAME_POINTER_REGNUM): Change numbering.
3232 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3233 (alt_reg_names): Adjust.
3234 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3236 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3237 (DWARF_FRAME_REGISTERS): Delete.
3238 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3239 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3241 (REG_ALLOC_ORDER): Adjust.
3242 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3243 (REG_CLASS_CONTENTS): Adjust.
3244 (RETURN_ADDR_RTX): Change comment.
3245 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3247 (REGISTER_NAMES): Adjust.
3248 (ADDITIONAL_REGISTER_NAMES): Adjust.
3249 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3251 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3253 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3255 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3256 (DWARF_FRAME_REGISTERS): Adjust.
3257 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3259 (REG_ALLOC_ORDER): Adjust.
3260 (enum reg_class): Delete SPR_REGS.
3261 (REG_CLASS_NAMES): Delete SPR_REGS.
3262 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3263 (REGISTER_NAMES): Adjust.
3264 (ADDITIONAL_REGISTER_NAMES): Adjust.
3265 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3266 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3267 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3268 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3269 (htm_spr_regno): Delete.
3270 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3272 (rs6000_dbx_register_number): Adjust.
3274 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3276 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3278 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3280 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3281 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3283 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3285 PR tree-optimization/88709
3286 PR tree-optimization/90271
3287 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3288 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3289 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3291 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3292 of the store merging group is larger than
3293 PARAM_STORE_MERGING_MAX_SIZE parameter.
3294 (split_group): Add bzero_first argument. If set, always emit first
3295 the first store which must be = {} of the whole area and then for the
3296 rest of the stores consider all zero bytes as paddings.
3297 (imm_store_chain_info::output_merged_store): Check if first store
3298 is = {} of the whole area and if yes, determine which setting of
3299 bzero_first for split_group gives smaller number of stores. Adjust
3300 split_group callers.
3301 (lhs_valid_for_store_merging_p): Allow decls.
3302 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3304 (pass_store_merging::process_store): Likewise.
3306 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3309 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3310 handling of V1TImode.
3312 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3315 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3316 and enable_frame_pointer ...
3317 * configure.ac: ... here. Update help strings for
3318 --enable-frame-pointer.
3319 * configure: Regenerate.
3320 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3321 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3322 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3323 (USE_X86_64_FRAME_POINTER): Ditto.
3325 2019-05-06 Martin Liska <mliska@suse.cz>
3327 * config.gcc: Append to target_gtfiles and fix indentation.
3329 2019-05-06 Richard Biener <rguenther@suse.de>
3331 PR tree-optimization/90358
3332 * tree-vect-stmts.c (get_group_load_store_type): Properly
3333 detect unused upper half of load.
3334 (vectorizable_load): Likewise.
3336 2019-05-06 Richard Biener <rguenther@suse.de>
3338 PR tree-optimization/88828
3339 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3340 (simplify_vector_constructor): ...here. Handle constants in
3343 2019-05-06 Richard Biener <rguenther@suse.de>
3345 PR tree-optimization/90328
3346 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3347 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3348 is valid in the loop nest before using it.
3349 (initialize_data_dependence_relation): Adjust.
3350 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3351 loop as loop-nest to dr_may_alias_p.
3353 2019-05-06 Richard Biener <rguenther@suse.de>
3355 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3357 2019-05-06 Richard Biener <rguenther@suse.de>
3359 PR tree-optimization/90316
3360 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3361 compute target on demand.
3362 (get_continuation_for_phi): Remove code walking stmts to
3363 get to a target virtual operand which could end up being
3366 2019-05-06 Martin Liska <mliska@suse.cz>
3369 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3370 when -mabi is selected to a non-default version.
3372 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3373 Martin Liska <mliska@suse.cz>
3375 * Makefile.in: Add lto-dump.texi.
3376 * cgraph.h: Add new functions get_visibility_string and
3377 get_symtab_type_string.
3378 * doc/gcc.texi: Include lto-dump section.
3379 * doc/lto-dump.texi: New file.
3380 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3381 (parse_dump_option): Factor out this function.
3382 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3383 (parse_dump_option): Export the function.
3384 * symtab.c (symtab_node::get_visibility_string): New function.
3385 (symtab_node::get_symtab_type_string): Likewise.
3387 2019-05-06 Martin Liska <mliska@suse.cz>
3389 * config/i386/i386-builtins.c: New file.
3390 * config/i386/i386-builtins.h: New file.
3391 * config/i386/i386-expand.c: New file.
3392 * config/i386/i386-expand.h: New file.
3393 * config/i386/i386-features.c: New file.
3394 * config/i386/i386-features.h: New file.
3395 * config/i386/i386-options.c: New file.
3396 * config/i386/i386-options.h: New file.
3397 * config.gcc: Add new files into extra_objs and
3399 * config/i386/i386.c: Split content of the file
3400 into newly introduced files.
3401 * config/i386/i386.h: Declare common variables
3403 * config/i386/t-i386: Define dependencies for new files.
3405 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3408 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3409 Restrict 'all' variant to 32-bit configurations.
3410 (unaligned_loadhiu): Likewise.
3411 (unaligned_storehi): Likewise.
3412 (unaligned_storesi): Likewise.
3413 (unaligned_loadhis): Disable when compiling for thumb1.
3415 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3417 PR tree-optimization/90269
3418 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3421 2019-05-03 Martin Liska <mliska@suse.cz>
3423 * hash-map.h: Add is_empty function.
3424 * hash-set.h: Likewise.
3425 * hash-table.h: Likewise.
3426 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3427 elements () == 0 (and similar usages).
3428 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3429 * gimplify.c (gimplify_bind_expr): Likewise.
3430 (gimplify_switch_expr): Likewise.
3431 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3432 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3433 * postreload-gcse.c (dump_hash_table): Likewise.
3434 (gcse_after_reload_main): Likewise.
3435 * predict.c (combine_predictions_for_bb): Likewise.
3436 * tree-parloops.c (reduction_phi): Likewise.
3437 (separate_decls_in_region): Likewise.
3438 (transform_to_exit_first_loop): Likewise.
3439 (gen_parallel_loop): Likewise.
3440 (gather_scalar_reductions): Likewise.
3441 (try_create_reduction_list): Likewise.
3442 * var-tracking.c (dump_vars): Likewise.
3443 (emit_notes_for_changes): Likewise.
3444 (vt_emit_notes): Likewise.
3446 2019-05-03 Richard Biener <rguenther@suse.de>
3448 PR tree-optimization/90316
3449 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3452 2019-05-03 Richard Biener <rguenther@suse.de>
3454 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3455 peeling for gaps by loading only lower halves of vectors
3457 (vectorizable_load): Likewise.
3459 2019-05-03 Richard Biener <rguenther@suse.de>
3462 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3464 2019-05-03 Richard Biener <rguenther@suse.de>
3467 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3468 Handle STRING_CST vs DECL or STRING_CST.
3470 2019-05-03 Richard Biener <rguenther@suse.de>
3472 PR tree-optimization/88963
3473 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3474 vector loads feeding only BIT_FIELD_REFs to component
3475 loads. Rewrite stores fed by CONSTRUCTORs to component
3478 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3480 * opts.h (finish_options): Remove lang_mask argument.
3481 (print_help, help_option_argument): Declare.
3482 * opts.c (print_help): Remove forward declaration, no longer static.
3483 (finish_options): Remove lang_mask argument, don't call print_help
3485 * opts-global.c (decode_options): Adjust finish_option caller, call
3488 PR tree-optimization/90303
3489 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3490 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3492 2019-05-03 Richard Biener <rguenther@suse.de>
3494 PR tree-optimization/89698
3495 * gimple-fold.c (canonicalize_constructor_val): Early out
3496 for constants, handle unfolded INTEGER_CSTs as they appear in
3497 C++ virtual table ctors.
3499 2019-05-03 Richard Biener <rguenther@suse.de>
3501 * passes.c (execute_function_todo): Remove dead code.
3503 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3505 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3506 the internal register number, for any "real" register.
3508 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3510 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3511 correct numbers for TFHAR, TFIAR, TEXASR.
3513 2019-05-02 Richard Biener <rguenther@suse.de>
3515 PR tree-optimization/89653
3516 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3517 update-address-taken before the pass.
3518 * passes.def (pass_tree_loop_init): Put comment before it.
3520 2019-05-02 Richard Biener <rguenther@suse.de>
3522 PR tree-optimization/89509
3523 * tree-ssa-structalias.c (compute_dependence_clique): Look
3524 at the first subvar when determining whether it is restrict.
3526 2019-05-02 Richard Biener <rguenther@suse.de>
3528 PR tree-optimization/90273
3529 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3530 useless debug stmts.
3532 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3534 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3536 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3538 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3539 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3540 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3541 (vectorizable_reduction): Use the functions above to vectorize in a
3542 fully masked loop codes that don't have a conditional internal
3545 2019-05-02 Martin Liska <mliska@suse.cz>
3547 * cgraphclones.c: Call valid_attribute_p with 1 for
3549 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3550 it's for target attribute.
3551 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3552 Add new boolean argument.
3553 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3555 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3556 to ix86_valid_target_attribute_inner_p.
3557 (ix86_valid_target_attribute_p): Pass flags argument to
3558 ix86_valid_target_attribute_inner_p.
3559 (get_builtin_code_for_version): Use 0 as it's target attribute.
3561 2019-05-02 Martin Liska <mliska@suse.cz>
3563 * gcc.c (process_command): Add dummy file only
3565 * opts-global.c (decode_options): Pass lang_mask.
3566 * opts.c (print_help): New function.
3567 (finish_options): Print --help if help_option_argument
3569 (common_handle_option): Factor out content of OPT__help_
3571 * opts.h (finish_options): Add new argument.
3573 2019-05-02 Martin Liska <mliska@suse.cz>
3576 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3577 With -minline-all-stringops use inline expansion using 4B loop.
3578 * doc/invoke.texi: Document the change of
3579 -minline-all-stringops.
3581 2019-05-01 Jeff Law <law@redhat.com>
3583 PR tree-optimization/88797
3584 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3585 PHI feeds a conditional on the RHS of an assignment.
3587 2019-04-30 Andrew Waterman <andrew@sifive.com>
3588 Jim Wilson <jimw@sifive.com>
3590 * config/riscv/constraints.md (L): New.
3591 * config/riscv/predicates.md (lui_operand): New.
3592 (sfb_alu_operand): New.
3593 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3594 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3595 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3596 * config/riscv/risc.md (type): Add sfb_alu.
3597 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3598 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3599 (branch_zero<mode>): Delete.
3601 (mov<GPR:mode><X:mode>cc): Likewise.
3602 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3604 2019-04-30 Nathan Sidwell <nathan@acm.org>
3606 * tree.h (MARK_TS_EXP): New.
3608 2019-04-30 Martin Liska <mliska@suse.cz>
3610 * opts.c (enable_warning_as_error): Provide hints
3611 for unknown options.
3613 2019-04-30 Martin Liska <mliska@suse.cz>
3616 * doc/invoke.texi: Add missing dash for gas-locview-support
3617 and gno-as-locview-support.
3619 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3622 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3623 whitespace at the start of target attribute string.
3625 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3628 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3629 Define __ARM_FEATURE_ATOMICS.
3631 2019-04-30 Martin Liska <mliska@suse.cz>
3633 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3634 into built_in_function enum. Remove code for endp == 2 and
3635 use BUILT_IN_* constants.
3636 (gimple_fold_builtin): Call the function with fcode.
3638 2019-04-30 Martin Liska <mliska@suse.cz>
3640 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3641 DECL_FUNCTION_CODE into ix86_builtins enum before
3642 the switch statement.
3644 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3646 PR tree-optimization/89475
3647 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3650 2019-04-30 Martin Liska <mliska@suse.cz>
3652 PR translation/90274
3653 * opts.c (print_filtered_help): Wrap string in _(...).
3655 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3657 PR tree-optimization/90240
3659 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3661 PR tree-optimization/90078
3662 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3663 checks for infinite_cost overflow.
3665 2019-04-29 Jeff Law <law@redhat.com>
3667 * passes.def: Move -Wrestrict pass after copy propagation.
3669 2019-04-29 Maya Rashish <coypu@sdf.org>
3671 * config.gcc (default_gnu_indirect_function): Default to yes
3672 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3673 sparc*-*-netbsd*, x86_64-*-netbsd*.
3675 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3677 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3678 where cond2 is NE_EXPR.
3679 (is_value_included_in): Update comment.
3681 2019-04-29 Richard Biener <rguenther@suse.de>
3683 PR tree-optimization/90278
3684 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3685 EH on comparison simplification.
3687 2019-04-29 Jason Merrill <jason@redhat.com>
3689 PR c++/82081 - tail call optimization breaks noexcept
3690 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3691 nothrow function to a might-throw function into a tail call.
3693 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3695 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3696 (DDR_INNER_LOOP): Likewise.
3697 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3698 (initialize_data_dependence_relation): Likewise.
3699 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3701 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3703 PR rtl-optimization/90257
3704 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3708 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3712 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3715 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3718 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3720 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3722 2019-04-29 Richard Biener <rguenther@suse.de>
3724 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3727 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3729 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3730 varasm.h, and netbsd-protos.h.
3732 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3735 * config/i386/i386-protos.h (ix86_data_alignment): Change
3736 the second argument type to unsigned int.
3737 * config/i386/i386.c (ix86_data_alignment): Change "align"
3738 argument type to unsigned int.
3740 2019-04-27 Martin Liska <mliska@suse.cz>
3743 * opt-suggestions.c (option_proposer::build_option_suggestions):
3744 When get_valid_option_values returns empty values, add the
3745 misspelling candidate.
3747 2019-04-26 Jim Wilson <jimw@sifive.com>
3749 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3751 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3752 Pass orig_mode to riscv_build_integer.
3753 (riscv_split_integer): Pass mode to riscv_move_integer.
3754 (riscv_legitimize_const_move): Likewise.
3755 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3756 promoted_mode. Replace force_reg call with code to load constant into
3757 promoted reg and then subreg it for the store.
3758 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3761 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3763 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3766 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3768 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3769 commentary about the encoding of precision.
3771 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3773 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3774 * config/i386/t-freebsd64: New file.
3775 * config.gcc: Add the t-freebsd64 for multilib support.
3777 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3779 * doc/extend.texi (vector_size): Add missing comma after @xref.
3781 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3783 * BASE-VER: Set to 10.0.0.
3785 2019-04-25 Richard Biener <rguenther@suse.de>
3788 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3789 VIEW_CONVERT_EXPR into one operating on an rvalue.
3791 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3794 * config/i386/i386.c (feature_priority): Moved to file scope.
3795 (processor_features): Likewise.
3796 (processor_model): Likewise.
3797 (_arch_names_table): Likewise.
3798 (arch_names_table): Likewise.
3799 (_feature_list): Removed.
3800 (feature_list): Likewise.
3801 (_isa_names_table): Moved to file scope. Add priority.
3802 (isa_names_table): Likewise.
3803 (get_builtin_code_for_version): Replace feature_list with
3804 isa_names_table. Update error message for P_ZERO priority.
3806 2019-04-25 Richard Biener <rguenther@suse.de>
3808 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3809 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3811 2019-04-24 Jeff Law <law@redhat.com>
3813 PR tree-optimization/90037
3814 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3815 * passes.def: Replace all instance of phi-only cprop with the
3816 lattice propagator. Move propagation pass from after erroneous
3817 path isolation to before erroneous path isolation.
3818 * tree-ssa-phionlycprop.c: Remove.
3820 2019-04-24 Richard Biener <rguenther@suse.de>
3823 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3824 by size and BITS_PER_UNIT on poly-wide-ints.
3826 2019-04-25 Richard Biener <rguenther@suse.de>
3829 * match.pd: Add pattern to simplify view-conversion of an
3832 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3834 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3835 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3836 for Go on 32 bit AIX.
3837 * config/rs6000/aix72.h: Likewise.
3839 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3842 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3843 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3845 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3848 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3849 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3850 for restored hard frame pointer.
3851 (s390_sched_dependencies_evaluation): Implement new target hook.
3852 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3854 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3856 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3857 * config/arc/arc.c (arc_init): Cleanup warning message.
3858 (arc_override_options): Likewise.
3860 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3863 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3864 a register if both if_true and if_false are MEMs.
3866 PR tree-optimization/90208
3867 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3868 after labels of new_bb, not before them.
3870 PR tree-optimization/90211
3871 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3872 which are not SSA_NAMEs.
3874 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3876 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3878 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3880 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3882 PR rtl-optimization/87979
3883 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3886 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3888 PR rtl-optimization/84032
3889 * modulo-sched.c (ps_insn_find_column): Change condition so that
3890 branch will always be the last insn in a row inside partial
3893 2019-04-23 Richard Biener <rguenther@suse.de>
3896 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3897 dest_single_pred_p argument.
3898 (remove_forwarder_block): Adjust.
3899 (remove_forwarder_block_with_phi): Likewise.
3901 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3902 Bernd Edlinger <bernd.edlinger@hotmail.de>
3903 Jakub Jelinek <jakub@redhat.com>
3906 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3907 if used with general-regs-only.
3908 (arm_conditional_register_usage): Don't add non-general regs if
3910 (arm_valid_target_attribute_rec): Handle general-regs-only.
3911 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3913 (TARGET_HARD_FLOAT_SUB): Define.
3914 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3915 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3916 (TARGET_REALLY_IWMMXT2): Likewise.
3917 * config/arm/arm.opt: Add -mgeneral-regs-only.
3918 * doc/extend.texi: Document ARM general-regs-only target.
3919 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3921 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3923 PR tree-optimization/90078
3924 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3925 checks for infinite_cost overflow.
3927 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3929 PR tree-optimization/90021
3930 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3931 and check univariate against it.
3932 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3933 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3935 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3939 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3942 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3945 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3947 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3949 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3951 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3952 names using operand format, rather than hard-wired.
3953 (speculation_barrier): Likewise.
3955 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3957 PR tree-optimization/88055
3958 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3959 (gen_one_condition): Use it if !HONOR_NANS.
3961 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3964 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3965 assign_temp instead of gen_reg_rtx.
3967 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3969 PR translation/90118
3970 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3971 Add missing space before %<.
3973 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3975 PR rtl-optimization/87871
3976 * ira-lives.c (make_object_dead): Don't add conflicts to
3977 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3979 2019-04-18 Martin Sebor <msebor@redhat.com>
3982 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3983 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3984 assuming type size fits in SHWI.
3986 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3989 * ipa-inline.c (flatten_function): New parameter UPDATE.
3990 (ipa_inline, early_inliner): Use it.
3992 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3994 * fold-const.c (int_const_binop): Return early on failure.
3996 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3999 * combine.c (force_int_to_mode): Cast the argument rather than
4000 the result of known_alignment.
4001 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
4003 2019-04-18 Richard Biener <rguenther@suse.de>
4006 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
4008 (remove_forwarder_block): ... here.
4009 (remove_forwarder_block_with_phi): Also move debug stmts here.
4011 2019-04-18 Jakub Jelinek <jakub@redhat.com>
4013 PR translation/79183
4014 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
4015 inform where appropriate.
4017 2019-04-18 Richard Biener <rguenther@suse.de>
4019 * tree.c (get_qualified_type): Put found type variants at the
4020 head of the variant list.
4022 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4024 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
4026 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
4029 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
4030 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
4031 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
4032 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
4033 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
4035 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
4037 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4038 even for allocno's with no conflicts.
4039 (print_conflicts): Print an extra newline.
4041 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4043 * auto-inc-dec.c (attempt_change): Set the alignment of the
4044 temporary memory to that of the original.
4046 2019-04-17 Joao Moreira <jmoreira@suse.de>
4048 * targhooks.c (default_print_patchable_function_entry): Emit
4049 __patchable_function_entries section with writable flags to allow
4050 relocation resolution.
4052 2019-04-17 Jonny Grant <jg@jguk.org>
4054 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4056 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4059 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4062 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4064 * config/arc/arc.c (arc_init): Format diagnostic string.
4065 (arc_override_options): Likewise.
4066 (check_if_valid_regno_const): Likewise.
4067 (arc_reorg): Likewise.
4069 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4072 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4074 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4076 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4077 (*movdi_update1): Use Pmode.
4078 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4079 (movdi_<mode>_update_stack): Rename to ...
4080 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4082 (*movsi_update1): Use Pmode.
4083 (*movsi_update2): Use Pmode.
4084 (movsi_update): Rename to ...
4085 (movsi_<mode>_update): ... this. Use Pmode.
4086 (movsi_update_stack): Fix condition.
4087 (*movhi_update1): Use Pmode. Fix argument to
4088 avoiding_indexed_address_p.
4089 (*movhi_update2): Ditto.
4090 (*movhi_update3): Ditto.
4091 (*movhi_update4): Ditto.
4092 (*movqi_update1): Ditto.
4093 (*movqi_update2): Ditto.
4094 (*movqi_update3): Ditto.
4095 (*movsf_update1, *movdf_update1): Merge, rename to...
4096 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4097 avoiding_indexed_address_p. Add "size" attribute.
4098 (*movsf_update2, *movdf_update2): Merge, rename to...
4099 (*mov<mode>_update2): This. Ditto.
4100 (*movsf_update3): Use Pmode. Fix argument to
4101 avoiding_indexed_address_p.
4102 (*movsf_update4): Ditto.
4103 (allocate_stack): Simplify condition. Adjust pattern names.
4105 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4108 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4109 whitespace at the start of target attribute string.
4111 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4114 * config/rs6000/power9.md: Add store forwarding bypass.
4116 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4119 * valtrack.c (dead_debug_insert_temp): Reset debug references
4120 to the return value of a call being removed.
4122 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4124 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4125 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4126 implement target hook.
4127 (arc_memory_move_cost): New function.
4128 (TARGET_REGISTER_MOVE_COST): Define.
4129 (TARGET_MEMORY_MOVE_COST): Likewise.
4130 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4131 (MEMORY_MOVE_COST): Likewise.
4133 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4135 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4136 (sibcall_value_insn): Likewise.
4137 * config/arc/constraints.md (Rs5): Remove.
4139 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4141 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4142 for last two fake registers.
4143 (arc_conditional_register_usage): Make sure fake frame and arg
4144 pointer regs are in general regs class.
4145 (FRAME_POINTER_MASK): Remove.
4146 (RETURN_ADDR_MASK): Remove.
4147 (arc_must_save_register): Use hard frame regnum.
4148 (frame_restore_reg): Use hard_frame_pointer_rtx.
4149 (arc_save_callee_saves): Likewise.
4150 (arc_restore_callee_saves): Likewise.
4151 (arc_save_callee_enter): Likewise.
4152 (arc_restore_callee_leave): Likewise.
4153 (arc_save_callee_milli): Likewise.
4154 (arc_eh_return_address_location): Likewise.
4155 (arc_check_multi): Use hard frame regnum.
4156 (arc_can_eliminate): Likewise.
4157 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4158 for register allocator.
4159 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4160 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4161 (FRAME_POINTER_REGNUM): Change it to a fake register.
4162 (HARD_FRAME_POINTER_REGNUM): Defined.
4163 (ARG_POINTER_REGNUM): Change it to a new fake register.
4164 (ELIMINABLE_REGS): Update.
4165 (REGISTER_NAMES): Update names.
4166 * config/arc/arc.md (LP_START): Remove.
4168 (shift_si3_loop): Update pattern.
4170 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4172 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4173 to avoid delay slot scheduling.
4174 (arc_must_save_register): Don't save SP.
4175 * config/arc/arc.md (stack_tie): Remove.
4176 (UNSPEC_ARC_STKTIE): Likewise.
4178 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4179 Shiva Chen <shiva0217@gmail.com>
4181 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4182 code gen with large shift amount.
4184 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4186 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4189 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4192 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4193 print -m64/-mx32/-m32 if it is true.
4194 (ix86_debug_options, ix86_function_specific_print): Pass true as
4195 ADD_ABI_P to ix86_target_string.
4196 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4197 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4198 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4200 PR rtl-optimization/90082
4201 * dce.c (can_delete_call): New function.
4202 (deletable_insn_p, mark_insn): Use it.
4204 PR tree-optimization/90090
4205 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4207 (is_division_by_square): Likewise. Formatting fix.
4209 2019-04-16 Richard Biener <rguenther@suse.de>
4211 PR tree-optimization/56049
4212 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4213 equality check if alias-set zero will prevail.
4215 2019-04-15 Jeff Law <law@redhat.com>
4217 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4218 size and alignment as unsigned.
4220 2019-04-15 Richard Biener <rguenther@suse.de>
4223 * tree-loop-distribution.c (destroy_loop): Preserve correct
4226 2019-04-15 Richard Biener <rguenther@suse.de>
4228 PR tree-optimization/90071
4229 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4230 abnormal operands from def stmts.
4232 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4234 PR rtl-optimization/89794
4235 * combine.c (count_auto_inc): New function.
4236 (try_combine): Count how many auto_inc expressions there were in the
4237 original instructions. Ensure we have the same number in the new
4238 instructions. Remove the code that tried to ensure auto_inc side
4239 effects on i1 and i0 are not lost.
4241 2019-04-15 Richard Biener <rguenther@suse.de>
4244 * tree.h (auto_var_p): Declare.
4245 * tree.c (auto_var_p): New function, split out from ...
4246 (auto_var_in_fn_p): ... here.
4247 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4249 (new_var_info): Initialize it.
4250 (set_uids_in_ptset): Also set the shadow variable uid if required.
4251 (ipa_pta_execute): Postprocess points-to solutions assigning
4252 shadow variable uids for locals that may reach their containing
4253 function recursively.
4254 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4255 assert but instead check whether the points-to solution is
4258 2019-04-15 Martin Jambor <mjambor@suse.cz>
4261 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4264 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4266 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4268 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4269 Kito Cheng <kito.cheng@gmail.com>
4270 Shiva Chen <shiva0217@gmail.com>
4272 * config/nds32/nds32-md-auxiliary.c
4273 (nds32_legitimize_pic_address): Use new PIC pattern.
4274 (nds32_legitimize_tls_address): Use new TLS pattern.
4275 (nds32_output_symrel): New.
4276 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4277 (nds32_alloc_relax_group_id): Ditto.
4278 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4279 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4281 (nds32_group_tls_insn): Ditto.
4282 (nds32_group_float_insns): Ditto.
4283 * config/nds32/nds32.md (tls_le): New.
4286 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4288 * configure: Add nds32 target for dwarf2 debug_line checking.
4289 * configure.ac: Regenerated.
4291 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4294 * ipa-devirt.c (skip_in_fields_list_p): New.
4295 (odr_types_equivalent_p): Use it.
4297 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4300 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4301 instead of strncmp when checking for thumb and arm. Formatting fixes.
4303 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4305 * doc/install.texi: Document --with-target-system-zlib.
4307 2019-04-12 Martin Sebor <msebor@redhat.com>
4313 * targhooks.c (default_vector_alignment): Avoid assuming
4314 argument fits in SHWI.
4315 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4317 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4319 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4321 PR rtl-optimization/89965
4322 * dce.c: Include rtl-iter.h.
4323 (struct check_argument_load_data): New type.
4324 (check_argument_load): New function.
4325 (find_call_stack_args): Check for loads from stack slots still tracked
4326 in sp_bytes and punt if any is found.
4328 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4330 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4332 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4333 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4335 2019-04-12 Martin Liska <mliska@suse.cz>
4338 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4340 (separate_attrs): Handle multiple 'default's.
4341 (expand_target_clones): Rework error handling code.
4343 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4346 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4347 mode of vector rather than mode of destination for move instruction.
4348 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4349 Use QI inner mode with V16QI vector mode.
4351 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4354 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4355 "invalid %%t operand" in output_operand_lossage message.
4357 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4359 * config/s390/predicates.md (permute_pattern_operand): New
4361 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4362 operand for the permute pattern.
4363 ("*vec_perm<mode>"): New insn definition.
4364 ("bswap<mode>"): Generate the permute pattern operand in the
4365 expander and perform the operand reloads for pre arch13 level
4367 ("*bswap<mode>_emu"): Rename to ...
4368 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4369 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4370 Add the USE operand for the permute pattern.
4371 ("*vec_set_bswap_vec<mode>"): Likewise.
4373 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4376 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4377 and gcc_unreachable if it fails, just call tree_to_uhwi which
4378 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4379 Start warning message with a lower-case letter. Formatting fixes.
4381 PR rtl-optimization/90026
4382 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4383 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4384 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4385 in cfglayout mode, use emit_barrier_after_bb.
4387 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4389 PR rtl-optimization/87763
4390 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4393 2019-04-11 Tom de Vries <tdevries@suse.de>
4395 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4396 max macro using statement expression.
4398 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4400 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4401 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4402 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4403 read_only_private_data_section using xcoff_private_rodata_section_name.
4404 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4406 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4409 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4411 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4413 PR rtl-optimization/89965
4414 * dce.c (sp_based_mem_offset): New function.
4415 (find_call_stack_args): Use sp_based_mem_offset.
4417 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4419 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4421 2019-04-11 Richard Biener <rguenther@suse.de>
4423 PR tree-optimization/90020
4424 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4425 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4426 * tree-ssa-pre.c (compute_avail): Use it to not put
4427 possibly trapping references after a call that might not
4428 return into EXP_GEN.
4429 * gcse.c (compute_hash_table_work): Do not elide
4430 marking a block containing a call if the call might not
4433 2019-04-11 Richard Biener <rguenther@suse.de>
4435 PR tree-optimization/90018
4436 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4437 Test both SLP and interleaving variants.
4439 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4441 * config/s390/8561.md: New file.
4442 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4443 Add arch13 cpu model.
4444 * config/s390/s390-opts.h (enum processor_type): Likewise.
4445 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4446 (s390_get_unit_mask): Likewise.
4447 (s390_is_fpd): Likewise.
4448 (s390_is_fxd): Likewise.
4449 * config/s390/s390.h (s390_tune_attr): Likewise.
4450 * config/s390/s390.md: Include arch13 pipeline description.
4451 * config/s390/s390.opt: Add arch13.
4453 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4455 PR rtl-optimization/87763
4456 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4458 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4460 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4462 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4463 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4464 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4465 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4467 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4469 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4470 "Although" in -fipa-icf documentation.
4472 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4473 of using multiple -g options.
4475 2019-04-10 Martin Liska <mliska@suse.cz>
4477 PR gcov-profile/89959
4478 * doc/gcov.texi: Make documentation of -x option
4481 2019-04-10 Richard Biener <rguenther@suse.de>
4483 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4485 (DR_GROUP_SAME_DR_STMT): Remove.
4486 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4487 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4488 replace with assert.
4489 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4490 (vect_record_grouped_load_vectors): Remove unreachable code.
4492 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4495 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4496 obsolete reference to N.
4498 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4501 * expr.c (store_expr): Set properly size on the MEM passed to
4505 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4506 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4507 translation is needed, and when translation is needed, only append
4508 ... if the string length is hostsz or more bytes long. Avoid using
4511 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4514 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4515 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4517 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4518 differences directly.
4519 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4521 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4523 PR translation/90011
4524 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4526 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4528 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4529 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4530 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4531 trailing space from -gsplit-dwarf diagnostics.
4533 PR tree-optimization/89998
4534 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4535 instead of integer_type_node if possible, don't add ranges if return
4536 type is not compatible with int.
4537 * gimple-fold.c (gimple_fold_builtin_sprintf,
4538 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4541 2019-04-09 Martin Liska <mliska@suse.cz>
4543 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4544 * doc/install.texi: Document the new config.
4546 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4548 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4549 use gimple_expr_type for load and store calls. Skip over the
4550 condition argument in a conditional internal function.
4551 Protect use of TREE_INT_CST_LOW.
4553 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4556 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4557 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4558 trailing period from it too.
4560 2019-04-08 wu yuan <wuyuan5@huawei.com>
4562 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4563 * config/aarch64/aarch64.md : Add "tsv110.md"
4564 * config/aarch64/tsv110.md: New file.
4566 2019-04-08 Richard Biener <rguenther@suse.de>
4568 PR tree-optimization/90006
4569 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4572 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4575 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4577 (fma_root_node): Likewise.
4578 (func_fma_steering): Likewise.
4580 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4582 PR rtl-optimization/89865
4583 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4585 PR rtl-optimization/89865
4586 * config/i386/i386.md
4587 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4588 numbers not to clash with the additional operands[4].
4589 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4590 with extra register copy in the middle.
4592 2019-04-08 Martin Liska <mliska@suse.cz>
4594 PR gcov-profile/89961
4595 * doc/gcov.texi: Document data_file.
4596 * gcov.c (generate_results): Add data_info into JSON output.
4598 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4600 PR tree-optimization/89725
4601 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4602 loop's chrec as invariant symbol.
4603 * tree-chrec.h (chrec_contains_symbols): New parameter.
4604 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4605 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4606 function of loops not in DDR's loop_nest.
4607 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4609 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4612 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4615 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4618 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4619 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4621 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4623 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4624 targetm.fixed_condition_code_regs.
4626 2019-04-05 Richard Biener <rguenther@suse.de>
4630 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4631 debug bind stmts but reset them if they are not valid at the
4634 2019-04-05 Martin Liska <mliska@suse.cz>
4636 PR translation/89936
4637 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4638 order to wrap keywords or arguments.
4639 * collect2.c (main): Likewise.
4640 (scan_prog_file): Likewise.
4641 (scan_libraries): Likewise.
4642 * common/config/riscv/riscv-common.c
4643 (riscv_subset_list::parsing_subset_version): Likewise.
4644 (riscv_subset_list::parse_std_ext): Likewise.
4645 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4647 * config/arm/arm.c (arm_option_override): Likewise.
4648 * config/cris/cris.c (cris_print_operand): Likewise.
4649 * config/darwin-c.c (darwin_pragma_options): Likewise.
4650 (darwin_pragma_unused): Likewise.
4651 (darwin_pragma_ms_struct): Likewise.
4652 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4653 * config/i386/i386.c (print_reg): Likewise.
4654 (ix86_print_operand): Likewise.
4655 * config/i386/xm-djgpp.h: Likewise.
4656 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4657 * config/m32c/m32c.c (m32c_option_override): Likewise.
4658 * config/msp430/msp430.c (msp430_option_override): Likewise.
4659 * config/nds32/nds32.c (nds32_option_override): Likewise.
4660 * config/nvptx/mkoffload.c (main): Likewise.
4661 * config/rx/rx.c (rx_print_operand): Likewise.
4662 (valid_psw_flag): Likewise.
4663 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4664 (vms_pragma_nomember_alignment): Likewise.
4665 (vms_pragma_extern_model): Likewise.
4666 * lto-wrapper.c (compile_offload_image): Likewise.
4667 * omp-offload.c (oacc_parse_default_dims): Likewise.
4668 * symtab.c (symtab_node::verify_base): Likewise.
4669 * tlink.c (recompile_files): Likewise.
4670 (start_tweaking): Likewise.
4671 * tree-profile.c (parse_profile_filter): Likewise.
4673 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4675 PR tree-optimization/89956
4676 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4677 multiple negates of the same value.
4679 2019-04-04 Martin Sebor <msebor@redhat.com>
4683 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4684 have the same precision since the function crashes otherwise.
4685 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4686 has non-zero arguments.
4688 2019-04-04 Martin Sebor <msebor@redhat.com>
4691 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4692 out if the number of arguments is less than expected.
4694 2019-04-04 Jeff Law <law@redhat.com>
4696 PR rtl-optimization/89399
4697 * ree.c (combine_set_extension): Use single_set rather than
4698 digging into PATTERN for items on the candidate list.
4699 (combine_reaching_defs): Likewise.
4701 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4703 PR rtl-optimization/46590
4704 * loop-invariant.c (find_defs): Move df_remove_problem and
4705 df_process_deferred_rescans to move_invariants.
4706 Move df_live_add_problem and df_live_set_all_dirty calls
4708 (move_invariants): Likewise.
4709 (move_loop_invariants): Likewise, making the df_live calls
4710 conditional on -O. Remove the problem again if we added it
4713 2019-04-03 qing zhao <qing.zhao@oracle.com>
4715 PR tree-optimization/89730
4716 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4717 -flive-patching=inline-only-static.
4718 (can_inline_edge_by_limits_p): Add the checking for
4719 -flive-patching=inline-only-static and grant always_inline
4720 even when -flive-patching=inline-only-static is specified.
4722 2019-04-03 Jeff Law <law@redhat.com>
4724 PR rtl-optimization/81025
4725 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4727 2019-04-03 Richard Biener <rguenther@suse.de>
4729 PR tree-optimization/84101
4730 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4731 regs.h for hard_regno_nregs.
4732 (cfun_returns): New helper.
4733 (vect_model_store_cost): When vectorizing a store to a decl
4734 we return and the function ABI returns in a multi-reg location
4735 account for the possible spilling that will happen.
4737 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4739 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4740 displacement addresses for vector mode operands.
4742 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4744 * config/arc/arc.c (GMASK_LEN): Define.
4745 (arc_restore_callee_saves): Restore first blink when
4748 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4750 * doc/extend.texi: Add deprecated comment on sign-return-address
4751 function attribute and add mbranch-protection.
4752 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4754 2019-04-03 Richard Biener <rguenther@suse.de>
4757 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4758 the all target phony.
4760 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4764 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4765 Return false for variable DImode shifts.
4766 (dimode_scalar_chain::compute_convert_gain): Do not handle
4767 register count operand in variable DImode shifts.
4768 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4769 count argument of a variable shift instruction to a vector register.
4770 (dimode_scalar_chain::convert_reg): Remove support to convert
4771 count argument of a variable shift instruction.
4773 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4775 PR rtl-optimization/84206
4776 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4777 iterating over loop headers.
4779 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4781 PR rtl-optimization/85876
4782 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4783 beyond the original fence.
4785 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4787 * config.gcc: Mark spu* targets as deprecated/obsolete.
4789 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4791 * config/s390/s390-builtin-types.def: New builtin function type
4792 definitions. Remove unused types.
4793 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4794 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4795 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4796 overloaded builtins.
4797 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4798 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4799 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4800 (vec_double, vec_signed, vec_unsigned): Define to use the new
4801 overloaded builtins.
4802 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4805 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4807 * config/s390/s390-builtin-types.def: New builtin function type
4809 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4810 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4811 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4812 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4813 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4814 constant definitions.
4815 * config/s390/vecintrin.h (vec_search_string_cc)
4816 (vec_search_string_until_zero_cc): New builtin name definitions.
4817 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4819 ("vec_vstrs<mode>"): New insn definition.
4821 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4823 * config/s390/s390-builtin-types.def: Add new builtin function
4825 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4826 New overloaded builtins.
4827 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4829 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4830 (UNSPEC_VEC_SLDBYTE): ... this.
4831 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4832 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4834 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4835 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4836 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4838 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4840 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4841 New insn definition.
4842 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4843 * config/s390/vector.md (V_HW_HSD): ... here.
4845 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4847 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4848 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4849 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4850 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4851 New insn definitions.
4853 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4855 * config/s390/s390-builtin-types.def: Add new builtin function type.
4856 * config/s390/s390-builtins.def: Add overloaded builtin
4857 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4858 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4859 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4860 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4861 ("eltswap<mode>"): New expander.
4862 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4865 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4867 * config/s390/s390-builtin-types.def: Add new builtin function types.
4868 * config/s390/s390-builtins.def: Add overloaded builtin
4869 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4871 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4872 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4873 ("bswap<mode>"): New expander.
4874 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4876 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4878 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4879 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4880 vector builtin version number in __VEC__.
4882 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4884 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4886 (SFSI): New mode attribute.
4887 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4888 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4890 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4891 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4892 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4893 ("floatsi<mode>2"): Add wcefb instruction.
4895 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4897 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4898 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4900 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4901 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4902 support 32 bit fp-int conversions. Rename to ...
4903 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4904 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4905 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4906 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4909 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4911 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4912 if-then-else constructs if we can use the select instruction.
4913 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4915 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4917 * config/s390/s390.md ("*popcountdi_arch13_cc")
4918 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4920 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4921 Append _z196 to make it ...
4922 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4923 ("popcounthi2_z196"): ... this.
4924 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4925 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4927 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4929 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4930 certain compares for arch13 in order to make use of the condition
4931 code result produced by the new instructions.
4932 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4933 nxrk, and nxgrk instruction patterns.
4934 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4935 (inv_no): Add new code iterator together with some attributes.
4936 ("*andc_split_<mode>"): Disable splitter for arch13.
4937 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4938 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4939 ("*<ANDOR:bitops_name>c<GPR:mode>")
4940 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4941 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4942 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4943 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4945 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4947 * common/config/s390/s390-common.c (processor_flags_table): New
4949 * config.gcc: Support arch13 with the --with-arch= configure flag.
4950 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4951 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4952 * config/s390/s390.c (s390_get_sched_attrmask)
4953 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4954 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4955 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4956 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4957 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4959 * config/s390/s390.opt: Support arch13 as processor type in
4960 command line options.
4962 2019-04-02 Martin Liska <mliska@suse.cz>
4964 PR translation/89912
4965 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4966 Fix param description of graphite-max-arrays-per-scop.
4968 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4970 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4971 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4972 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4974 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4976 PR rtl-optimization/85412
4977 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4978 sel_sched_region_1, not after.
4980 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4982 PR rtl-optimization/86928
4983 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4984 compute_live if necessary.
4985 (sel_redirect_edge_and_branch): Likewise.
4987 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4989 PR rtl-optimization/89865
4990 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4991 register if it is a part of small class.
4993 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4995 PR rtl-optimization/87273
4996 * sel-sched-ir.c (merge_fences): Remove assert.
4998 2019-04-01 Richard Biener <rguenther@suse.de>
5000 PR tree-optimization/46590
5001 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
5002 (dom_walker::m_reachability): Add in place of...
5003 (dom_walker::m_skip_unreachable_blocks): ...this.
5004 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
5005 Move complex initialization ...
5006 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
5007 lazily and initialize edge flags on each invocation.
5008 (dom_walker::bb_reachable): Use m_reachability.
5010 2019-04-01 Martin Liska <mliska@suse.cz>
5013 * opt-suggestions.c (option_proposer::build_option_suggestions):
5014 Add variant without any argument in order to provide better
5017 2019-04-01 Richard Biener <rguenther@suse.de>
5020 * gimple.c: Include langhooks.h.
5021 (gimple_get_alias_set): Treat enumeral types as the underlying
5024 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5025 Eric Botcazou <ebotcazou@adacore.com>
5027 PR rtl-optimization/89862
5028 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
5029 that operates on the full registers for WORD_REGISTER_OPERATIONS
5032 2019-03-29 Jim Wilson <jimw@sifive.com>
5034 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
5035 Clear MASK_RVC and then set if C subset supported.
5037 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5040 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
5041 non-addressable complit into its initializer if it is volatile.
5043 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
5045 * opts-common.c (integral_argument): Set errno properly in one case.
5047 2019-03-29 Martin Liska <mliska@suse.cz>
5049 * doc/invoke.texi: Remove -Wchkp from documentation.
5051 2019-03-29 Martin Liska <mliska@suse.cz>
5053 * dbgcnt.c (print_limit_reach): New function.
5056 2019-03-29 Martin Liska <mliska@suse.cz>
5058 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5059 (dbg_cnt_process_opt): Parse first tokens aas
5060 dbg_cnt_process_single_pair is also using strtok.
5062 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5064 PR rtl-optimization/87485
5065 * function.c (expand_function_end): Move stack_protect_epilogue
5066 before loading of return value into hard register(s).
5068 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5071 * tree-inline.h (struct copy_body_data): Add
5072 dont_remap_vla_if_no_change flag.
5073 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5074 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5075 and remap_type_2 returns false.
5076 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5077 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5078 only from where it is copied to nested contexts.
5080 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5083 * config/i386/i386.md (RMW operation with LEA peephole):
5084 Use LEAMODE mode attribute instead of SWI mode iterator for
5087 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5090 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5091 Also process XEXP (src, 0) of a shift insn.
5093 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5096 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5097 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5099 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5101 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5103 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5104 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5105 immediately after first one with df_analyze in between, but rather
5106 process all bbs, queueing ones that need second pass in a worklist,
5107 df_analyze, process queued debug insn changes and if second pass is
5108 needed, process bbs from worklist, df_analyze, process queued debug
5111 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5112 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5113 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5115 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5118 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5121 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5124 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5125 function for 32-bit MS_ABI.
5126 (function_value_ms_32): New function.
5128 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5130 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5131 (movdi): Call gen_movdi_symbol_save_scc.
5132 (gen_movdi_symbol_save_scc): New insn and split.
5134 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5136 PR rtl-optimization/89313
5137 * function.c (matching_constraint_num): New static function.
5138 (match_asm_constraints_1): Use it. Fixup white space and comment.
5139 Don't replace inputs with non-matching constraints which conflict
5140 with early clobber outputs.
5142 2019-03-27 Jeff Law <law@redhat.com>
5145 PR rtl-optimization/87761
5146 PR rtl-optimization/89826
5147 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5149 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5150 note problem to get REG_DEAD/REG_UNUSED notes updated.
5152 2019-03-27 Richard Biener <rguenther@suse.de>
5154 PR tree-optimization/89463
5155 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5156 queue edges to remove.
5157 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5158 dead stmts. Delay edge removal until PHIs are removed to
5159 make debug-stmt creation not confused by seemingly degenerate
5162 2019-03-27 Alan Modra <amodra@gmail.com>
5164 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5166 * config/rs6000/darwin.h: Likewise.
5167 * config/rs6000/rs6000.c: Likewise.
5169 2019-03-27 Alan Modra <amodra@gmail.com>
5171 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5172 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5174 2019-03-26 Andrew Waterman <andrew@sifive.com>
5175 Jim Wilson <jimw@sifive.com>
5177 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5178 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5179 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5180 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5181 (generic_alu): Add auipc to type list.
5182 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5183 (riscv_microarchitecture): Declare.
5184 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5185 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5187 (riscv_microarchitecture): New.
5188 (sifive_7_tune_info): New.
5189 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5190 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5192 (riscv_store_data_bypass_p): New.
5193 (riscv_option_override): Set riscv_microarchitecture from
5194 cpu->microarchitecture.
5195 * config/riscv/riscv.md: Include sifive-7.md.
5198 (auipc<mode>): Change type to auipc.
5199 (restore_stack_nonlocal): New.
5200 * config/riscv/sifive-7.md: New.
5201 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5203 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5206 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5207 Also process XEXP (src, 0) of a shift insn.
5209 2019-03-26 Richard Biener <rguenther@suse.de>
5211 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5212 (copy_debug_stmt): Likewise.
5213 (expand_call_inline): Likewise.
5214 (copy_bb): Avoid redundant lookup & set of gimple_block.
5215 * gimple-low.c (lower_gimple_return): Likewise.
5216 (lower_builtin_setjmp): Likewise.
5218 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5220 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5221 is constant 0, turn into static const data member initialized to false.
5222 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5223 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5225 2019-03-26 Jason Merrill <jason@redhat.com>
5226 Jakub Jelinek <jakub@redhat.com>
5228 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5230 (mem_alloc_description::release_object_overhead): Fix comment typos.
5231 * hash-table.h (hash_table::~hash_table): Call
5232 release_instance_overhead only if m_entries is non-NULL, otherwise
5233 call unregister_descriptor.
5235 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5237 PR tree-optimization/81740
5238 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5239 In case of outer loop vectorization, check for backward dependence
5240 at the inner loop if outer loop dependence is reversed.
5242 2019-03-26 Alan Modra <amodra@gmail.com>
5244 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5245 rs6000_vector_mem init. Correct wI and wJ comment.
5247 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5249 PR rtl-optimization/88347
5250 PR rtl-optimization/88423
5251 * sched-deps.c (sched_analyze_insn): Take into account that for
5252 tablejumps the barrier appears after a label and a jump_table_data.
5254 2019-03-25 Martin Sebor <msebor@redhat.com>
5257 * c-common.c (check_user_alignment): Rename local. Correct maximum
5258 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5259 convert it to UHWI when it fits.
5261 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5264 * dwarf2out.c (premark_used_variables): New function.
5265 (prune_unused_types_walk): Do not mark not premarked external
5267 (prune_unused_types): Call premark_used_variables.
5269 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5271 PR rtl-optimization/89676
5272 * lra-constraints.c (curr_insn_transform): Do match reload for
5273 early clobbers when the match was successful only for different
5276 2019-03-25 Martin Sebor <msebor@redhat.com>
5278 * doc/extend.texi (Common Type Attributes): Document vector_size.
5279 (Common Variable Attributes): Mention size constraint. Correct
5281 (Vector Extensions): Use @dfn when defining bas type. Clarify
5282 base type and size constraints.
5284 2019-03-25 Richard Biener <rguenther@suse.de>
5286 PR tree-optimization/89789
5287 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5288 changes from non-undefined back to undefined.
5290 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5292 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5293 heap string and a gc string, but since this variable is unknown to
5294 ggc the gc string might get reused and corrupted. Fixed by always
5295 using a heap string.
5297 2019-03-25 Richard Biener <rguenther@suse.de>
5299 PR tree-optimization/89779
5300 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5301 to remove IV defs, delay actual removal.
5302 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5303 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5304 very end, properly also reset loop control IV information.
5306 2019-03-25 Richard Biener <rguenther@suse.de>
5308 PR tree-optimization/89802
5309 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5310 move EH data to folded stmt.
5312 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5314 * config/s390/s390-builtin-types.def: Remove few unused types and
5315 fix sort order for others.
5317 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5319 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5320 expected and found types with -mdebug during builtin matching.
5322 2019-03-25 Richard Biener <rguenther@suse.de>
5325 * fold-const.c (operand_equal_p): Revert last change with
5328 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5330 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5331 notes for the result of the __tls_get_addr calls.
5332 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5334 2019-03-24 Jeff Law <law@redhat.com>
5336 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5338 PR rtl-optimization/87761
5339 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5340 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5342 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5343 rescans. Reprocess blocks as needed, calling df_analyze before
5344 reprocessing. Always call df_analyze before fixing up debug bind
5347 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5349 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5352 2019-03-22 Andrew Pinski <apinski@marvell.com>
5354 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5355 attrribute for uxtw.
5357 2019-03-26 Jeff Law <law@redhat.com>
5359 PR rtl-optimization/87761
5360 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5361 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5362 (mips_split_move): Accept new INSN argument. Try to forward SRC
5363 into the next instruction.
5364 (mips_split_move_insn): Pass INSN through to mips_split_move.
5366 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5368 PR rtl-optimization/89676
5369 * lra-constraints.c (curr_insn_transform): Do match reload for
5370 early clobbers even if the match was successful.
5372 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5375 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5377 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5379 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5381 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5383 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5384 <avx512>_fmsub_<mode>_mask3<round_name>,
5385 <avx512>_fnmadd_<mode>_mask3<round_name>,
5386 <avx512>_fnmsub_<mode>_mask3<round_name>,
5387 avx512f_vmfmadd_<mode>_mask3<round_name>,
5388 avx512f_vmfmsub_<mode>_mask3<round_name>,
5389 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5390 instead of register_operand and %v instead of v for match_operand 1.
5391 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5392 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5393 <round_nimm_predicate> instead of register_operand and %v instead of v
5394 for match_operand 1.
5396 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5397 <avx512>_fmadd_<mode>_mask3<round_name>,
5398 <avx512>_fmsub_<mode>_mask<round_name>,
5399 <avx512>_fmsub_<mode>_mask3<round_name>,
5400 <avx512>_fnmadd_<mode>_mask<round_name>,
5401 <avx512>_fnmadd_<mode>_mask3<round_name>,
5402 <avx512>_fnmsub_<mode>_mask<round_name>,
5403 <avx512>_fnmsub_<mode>_mask3<round_name>,
5404 <avx512>_fmaddsub_<mode>_mask<round_name>,
5405 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5406 <avx512>_fmsubadd_<mode>_mask<round_name>,
5407 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5408 <round_nimm_predicate> instead of nonimmediate_operand.
5409 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5410 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5411 Use register_operand instead of <round_nimm_predicate> for the
5412 operand that needs to match output.
5413 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5414 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5415 Likewise. Formatting fixes.
5418 * config/i386/i386.c (enum ix86_builtins): Remove
5419 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5420 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5421 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5422 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5423 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5424 __builtin_ia32_vfmsubss3_mask3): New builtins.
5425 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5426 avx512f_vmfmadd_<mode>_mask3<round_name>,
5427 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5428 *avx512f_vmfmsub_<mode>_mask<round_name>,
5429 avx512f_vmfmsub_<mode>_mask3<round_name>,
5430 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5431 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5432 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5433 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5434 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5435 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5436 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5437 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5438 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5439 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5440 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5441 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5442 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5443 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5444 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5445 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5446 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5447 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5448 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5449 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5450 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5451 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5452 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5453 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5454 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5455 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5456 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5457 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5459 2019-03-21 Martin Sebor <msebor@redhat.com>
5461 PR tree-optimization/89350
5462 * builtins.c (compute_objsize): Also ignore offsets whose upper
5464 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5465 (builtin_memref::builtin_memref): Initialize new member.
5466 Allow EXPR to be null.
5467 (builtin_memref::extend_offset_range): Replace local with a member.
5468 Avoid assuming pointer offsets are unsigned.
5469 (builtin_memref::set_base_and_offset): Determine base object
5470 before computing offset range.
5471 (builtin_access::builtin_access): Handle memset.
5472 (builtin_access::generic_overlap): Replace local with a member.
5473 (builtin_access::strcat_overlap): Same.
5474 (builtin_access::overlap): Same.
5475 (maybe_diag_overlap): Same.
5476 (maybe_diag_access_bounds): Same.
5477 (wrestrict_dom_walker::check_call): Handle memset.
5478 (check_bounds_or_overlap): Same.
5480 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5481 Jakub Jelinek <jakub@redhat.com>
5484 * tree.c (fld_type_variant, fld_incomplete_type_of,
5485 fld_process_array_type): Call fld->pset.add and don't call
5486 add_tree_to_fld_list if it returns true.
5487 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5488 non-marked types from TYPE_NEXT_VARIANT list.
5489 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5491 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5493 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5494 to false, if true, don't alloc_entries during construction, but defer
5495 it to the first method that needs m_entries allocated.
5496 (hash_table::hash_table, hash_table::~hash_table,
5497 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5498 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5499 hash_table::clear_slot, hash_table::traverse_noresize,
5500 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5501 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5503 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5504 NO_INSERT instead of find_with_hash.
5505 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5506 hash_set::m_table): Add Lazy to template params of hash_table.
5507 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5508 * attribs.c (test_attribute_exclusions): Likewise.
5509 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5510 hash_set. Add tests for hash_set with Lazy = true.
5512 2019-03-21 Richard Biener <rguenther@suse.de>
5514 PR tree-optimization/89779
5515 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5516 checks with respect to released SSA names now having error_mark_node
5518 * fold-const.c (operand_equal_p): Likewise.
5520 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5523 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5525 (s390_optimize_register_info): Use global_not_special_regno_p to
5526 check for global regs.
5528 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5531 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5532 update this_alternative nor this_alternative_set.
5534 2019-03-19 Jim Wilson <jimw@sifive.com>
5537 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5538 align, size, offset. Use them to handle a BLKmode reference. Update
5540 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5542 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5544 PR rtl-optimization/89768
5545 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5547 (unroll_loop_runtime_iterations): Likewise.
5549 2019-03-19 Martin Sebor <msebor@redhat.com>
5551 PR tree-optimization/89644
5552 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5553 rather than endptr as an indicator of nul-termination.
5555 PR tree-optimization/89644
5556 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5557 arrays in determining sequence sizes in strncpy and stpncpy.
5559 2019-03-19 Martin Liska <mliska@suse.cz>
5562 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5563 unlikely_edges if there's an edge that belongs to both these sets.
5565 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5568 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5569 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5570 go via a stack temporary.
5572 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5575 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5576 instead of gen_rtx_SUBREG.
5577 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5579 2019-03-19 Richard Biener <rguenther@suse.de>
5582 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5584 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5588 * tree.c (free_lang_data_in_decl): Do not free context of C++
5591 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5594 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5595 subs for the first alternative except when operands[3] is 1.
5598 * gimplify.c (gimplify_asm_expr): For output argument with
5599 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5602 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5604 PR rtl-optimization/89753
5605 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5606 explicit unrolling factor even more robust.
5608 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5611 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5612 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5613 signed zeros, do another copysign after the compensation.
5615 2019-03-18 Martin Sebor <msebor@redhat.com>
5617 PR tree-optimization/89720
5618 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5619 more conservatively, the same as anti-range.
5621 2019-03-18 Richard Biener <rguenther@suse.de>
5624 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5625 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5626 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5627 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5629 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5631 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5632 Extend queue to 1024 entries.
5633 Add "consumed" field.
5634 (gomp_print_output): Remove print_index parameter.
5635 Add final parameter.
5636 Change limit to unsigned.
5637 Use consumed field to implement circular buffer.
5638 Detect interrupted print in final pass.
5639 Flush output at the end.
5640 (run): Update gomp_print_output usage.
5641 (main): Initialize kernargs->output_data.consumed.
5643 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5645 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5646 calculation of the minimum number of scalar iterations for
5647 fully-predicated loops.
5649 2019-03-18 Martin Jambor <mjambor@suse.cz>
5651 PR tree-optimization/89546
5652 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5653 any propagation to its children took place.
5655 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5658 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5659 parameter, and make use of it.
5660 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5662 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5664 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5665 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5666 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5667 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5668 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5669 match what the ops is doing.
5670 (push_multi_fp_blink): Likewise.
5671 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5672 compiling for size and elf target.
5673 (arc_save_callee_enter): Adjust note to match what enter/leave
5676 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5678 * config/arc/arc.md (tst_movb): Fix constraint.
5680 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5682 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5684 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5686 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5687 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5688 reg_alloc_order references.
5689 (size_alloc_order): Define.
5690 (arc_adjust_reg_alloc_order): New function.
5691 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5693 (ADJUST_REG_ALLOC_ORDER): Define.
5694 (HONOR_REG_ALLOC_ORDER): Likewise.
5696 2019-03-18 Richard Biener <rguenther@suse.de>
5699 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5700 loads and stores a bit more.
5702 2019-03-18 Richard Biener <rguenther@suse.de>
5705 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5706 load pessimization to stores as well.
5708 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5711 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5712 successor, use NULL as its av set.
5714 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5716 PR rtl-optimization/89721
5717 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5719 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5722 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5723 When handling vec_extract, use modular arithmetic to allow
5724 constant selectors greater than vector length.
5725 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5726 V1TImode vectors to have constant selector values greater than 0.
5727 Use modular arithmetic to compute vector index.
5728 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5729 index for in-memory vectors. Correct code generation for
5730 in-register vectors.
5731 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5734 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5738 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5741 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5744 * tree.c (inchash::add_expr): Strip any location wrappers.
5745 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5746 after hash verification.
5749 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5750 SIGN_EXTEND and ZERO_EXTEND.
5752 2019-03-14 Jason Merrill <jason@redhat.com>
5753 Jakub Jelinek <jakub@redhat.com>
5755 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5756 than if is_empty (*slot).
5757 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5758 existing elt and for elt removal.
5759 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5760 of already removed elt.
5762 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5765 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5768 2019-03-14 Martin Liska <mliska@suse.cz>
5771 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5773 2019-03-14 Richard Biener <rguenther@suse.de>
5776 * config/i386/i386.c (make_resolver_func): Properly set
5777 DECL_CONTEXT on the RESULT_DECL.
5778 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5780 2019-03-14 Richard Biener <rguenther@suse.de>
5782 * gimple-pretty-print.c: Include cfgloop.h.
5783 (dump_gimple_phi): Adjust.
5784 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5785 (pp_cfg_jump): Adjust.
5786 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5787 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5788 (lower_phi_internal_fn): Remove.
5789 (verify_gimple_call): Remove IFN_PHI special-casing.
5790 (dump_function_to_file): Dump IL state.
5791 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5792 done to deal with PHI nodes being present in non-SSA state.
5794 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5797 * multiple_target.c (create_dispatcher_calls): Change
5798 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5799 In the node->iterate_referring loop, push *ref rather than ref, call
5800 ref->remove_reference () and always pass 0 to iterate_referring.
5802 PR rtl-optimization/89679
5803 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5804 would contain a paradoxical SUBREG.
5806 2019-03-14 Richard Biener <rguenther@suse.de>
5808 PR tree-optimization/89710
5809 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5812 2019-03-14 Martin Liska <mliska@suse.cz>
5814 * coverage.c (coverage_begin_function): Stream also
5816 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5817 documentation about function declaration location.
5818 * gcov-dump.c (tag_function): Print whole range
5819 of function declaration.
5820 * gcov.c (struct function_info): Add end_column field.
5821 (function_info::function_info): Initialize it.
5822 (output_json_intermediate_file): Output {start,end}_column
5824 (read_graph_file): Read end_column.
5826 2019-03-14 Richard Biener <rguenther@suse.de>
5829 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5830 that the access types are similar.
5832 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5834 PR tree-optimization/89703
5835 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5836 aren't compatible also with builtin_decl_explicit. Check pure
5837 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5838 and BUILT_IN_STPNCPY{,_CHK}.
5840 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5843 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5844 addr32 prefix to VSIB address for X32.
5845 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5847 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5848 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5849 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5850 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5851 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5852 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5853 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5854 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5855 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5856 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5857 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5858 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5859 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5860 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5861 (*avx512f_scatterdi<mode>): Likewise.
5863 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5866 * lra-constraints.c (inherit_in_ebb): Update
5867 potential_reload_hard_regs along with live_hard_regs.
5869 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5872 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5874 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5876 2019-03-13 Martin Sebor <msebor@redhat.com>
5878 PR tree-optimization/89662
5879 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5882 2019-03-13 Richard Biener <rguenther@suse.de>
5885 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5886 throw FP expressions at tree-affine.
5888 2019-03-14 Richard Biener <rguenther@suse.de>
5890 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5891 dump negative integer constants using _Literal (type) -num.
5893 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5895 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5896 nonlocal_value member.
5899 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5900 (ipa_simd_modify_function_body): Handle PHIs.
5902 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5904 * config/s390/s390.c (s390_option_override_internal): Use more
5905 aggressive inlining parameters.
5907 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5909 * config/s390/3906.md: New file.
5910 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5911 (LONGRUNNING_THRESHOLD): Remove.
5912 (MAX_SCHED_MIX_SCORE): Decrease.
5913 (MAX_SCHED_MIX_DISTANCE): Decrease.
5914 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5915 (struct s390_sched_state): New struct to hold scheduling state.
5916 (S390_SCHED_STATE_NORMAL): Remove.
5917 (S390_SCHED_STATE_CRACKED): Remove.
5918 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5919 (s390_get_sched_attrmask): Use new attribute.
5920 (s390_get_unit_mask): Use new units.
5921 (s390_is_fpd): New function.
5922 (s390_is_fxd): New function.
5923 (s390_is_longrunning): New function.
5924 (s390_sched_score): Use new functions.
5925 (s390_sched_reorder): Likewise.
5926 (s390_sched_variable_issue): Rework and use new functions.
5927 (s390_sched_init): Use new functions.
5928 * config/s390/s390.h (s390_tune_attr): Add z14.
5929 * config/s390/s390.md: Add z14.
5931 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5933 * config/s390/2964.md: Update pipeline description.
5934 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5935 (LONGRUNNING_THRESHOLD): Remove.
5936 (LATENCY_FACTOR): Remove.
5937 (s390_get_unit_mask): Add unit.
5938 (s390_sched_score): Use fxd/fpd.
5939 (s390_sched_variable_issue): Use fxd/fpd.
5941 2019-03-12 Martin Liska <mliska@suse.cz>
5943 * config/i386/i386.c: Reword an error message.
5945 2019-03-12 Martin Jambor <mjambor@suse.cz>
5947 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5948 terminate with newline.
5950 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5953 * config/s390/s390.md (tabort): Use %wd instead of
5954 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5955 letters and periods.
5956 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5957 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5961 * builtins.c (expand_builtin_int_roundingfn,
5962 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5963 gcc_unreachable if validate_arglist fails.
5965 2019-03-12 Richard Biener <rguenther@suse.de>
5967 PR tree-optimization/89664
5968 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5969 free the occurance tree after the early out.
5971 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5975 * vr-values.c (vr_values::update_value_range): If
5976 old_vr->varying_p (), don't update it, make new_vr also VARYING
5979 2019-03-11 Martin Liska <mliska@suse.cz>
5981 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5982 Fix double string quoting.
5984 2019-03-11 Martin Liska <mliska@suse.cz>
5986 * collect-utils.c (collect_wait): Wrap apostrophes
5987 in gcc internal format with %'.
5988 * collect2.c (main): Likewise.
5989 (scan_prog_file): Likewise.
5990 (scan_libraries): Likewise.
5991 * config/i386/i386.c (ix86_expand_call): Likewise.
5992 (ix86_handle_interrupt_attribute): Likewise.
5993 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5994 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5995 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5996 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5997 * symtab.c (symtab_node::verify_base): Likewise.
5998 * tree-cfg.c (verify_gimple_label): Likewise.
5999 * tree.c (verify_type_variant): Likewise.
6001 2019-03-11 Martin Liska <mliska@suse.cz>
6003 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
6004 in a string format message and fix GNU coding style.
6005 (expand_builtin_set_thread_pointer): Likewise.
6006 * common/config/aarch64/aarch64-common.c
6007 (aarch64_rewrite_selected_cpu): Likewise.
6008 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
6009 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
6010 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
6011 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
6012 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
6013 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
6014 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
6015 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
6016 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
6017 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
6019 * common/config/riscv/riscv-common.c
6020 (riscv_subset_list::parsing_subset_version): Likewise.
6021 (riscv_subset_list::parse_std_ext): Likewise.
6022 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6023 (riscv_subset_list::parse): Likewise.
6024 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
6025 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
6026 (aarch64_override_options_internal): Likewise.
6027 (aarch64_validate_mcpu): Likewise.
6028 (aarch64_validate_march): Likewise.
6029 (aarch64_validate_mtune): Likewise.
6030 (aarch64_override_options): Likewise.
6031 * config/alpha/alpha.c (alpha_option_override): Likewise.
6032 * config/arc/arc.c (arc_init): Likewise.
6033 (parse_mrgf_banked_regs_option): Likewise.
6034 (arc_override_options): Likewise.
6035 (arc_expand_builtin_aligned): Likewise.
6036 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
6037 (arm_expand_builtin): Likewise.
6038 * config/arm/arm.c (arm_option_check_internal): Likewise.
6039 (arm_configure_build_target): Likewise.
6040 (arm_option_override): Likewise.
6041 (arm_options_perform_arch_sanity_checks): Likewise.
6042 (arm_handle_cmse_nonsecure_entry): Likewise.
6043 (arm_handle_cmse_nonsecure_call): Likewise.
6044 (arm_tls_referenced_p): Likewise.
6045 (thumb1_expand_prologue): Likewise.
6046 * config/avr/avr.c (avr_option_override): Likewise.
6047 * config/bfin/bfin.c (bfin_option_override): Likewise.
6048 * config/c6x/c6x.c (c6x_option_override): Likewise.
6049 * config/cr16/cr16.c (cr16_override_options): Likewise.
6050 * config/cris/cris.c (cris_option_override): Likewise.
6051 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6052 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6053 * config/darwin.c (darwin_override_options): Likewise.
6054 * config/frv/frv.c (frv_expand_builtin): Likewise.
6055 * config/h8300/h8300.c (h8300_option_override): Likewise.
6056 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6057 (ix86_option_override_internal): Likewise.
6058 (warn_once_call_ms2sysv_xlogues): Likewise.
6059 (ix86_expand_prologue): Likewise.
6060 (split_stack_prologue_scratch_regno): Likewise.
6061 (ix86_warn_parameter_passing_abi): Likewise.
6062 * config/ia64/ia64.c (fix_range): Likewise.
6063 * config/m68k/m68k.c (m68k_option_override): Likewise.
6064 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6065 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6066 (mips_set_compression_mode): Likewise.
6067 * config/mmix/mmix.c (mmix_option_override): Likewise.
6068 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6069 * config/msp430/msp430.c (msp430_option_override): Likewise.
6070 * config/nds32/nds32.c (nds32_option_override): Likewise.
6071 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6072 (nios2_option_override): Likewise.
6073 (nios2_expand_custom_builtin): Likewise.
6074 * config/nvptx/mkoffload.c (main): Likewise.
6075 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6076 * config/pa/pa.c (fix_range): Likewise.
6077 (pa_option_override): Likewise.
6078 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6079 (riscv_option_override): Likewise.
6080 * config/rl78/rl78.c (rl78_option_override): Likewise.
6081 * config/rs6000/aix61.h: Likewise.
6082 * config/rs6000/aix71.h: Likewise.
6083 * config/rs6000/aix72.h: Likewise.
6084 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6085 * config/rs6000/freebsd64.h: Likewise.
6086 * config/rs6000/linux64.h: Likewise.
6087 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6088 (rs6000_expand_zeroop_builtin): Likewise.
6089 (rs6000_expand_mtfsb_builtin): Likewise.
6090 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6091 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6092 (rs6000_invalid_builtin): Likewise.
6093 (rs6000_expand_split_stack_prologue): Likewise.
6094 * config/rs6000/rtems.h: Likewise.
6095 * config/rx/rx.c (valid_psw_flag): Likewise.
6096 (rx_expand_builtin): Likewise.
6097 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6098 * config/s390/s390.c (s390_expand_builtin): Likewise.
6099 (s390_function_profiler): Likewise.
6100 (s390_option_override_internal): Likewise.
6101 (s390_option_override): Likewise.
6102 * config/sh/sh.c (sh_option_override): Likewise.
6103 (sh_builtin_saveregs): Likewise.
6104 (sh_fix_range): Likewise.
6105 * config/sh/vxworks.h: Likewise.
6106 * config/sparc/sparc.c (sparc_option_override): Likewise.
6107 * config/spu/spu.c (spu_option_override): Likewise.
6108 (fix_range): Likewise.
6109 * config/visium/visium.c (visium_option_override): Likewise.
6110 (visium_handle_interrupt_attr): Likewise.
6111 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6112 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6113 (dbg_cnt_process_opt): Likewise.
6114 * dwarf2out.c (output_dwarf_version): Likewise.
6115 * except.c (expand_eh_return): Likewise.
6116 * gcc.c (defined): Likewise.
6117 (driver_handle_option): Likewise.
6118 (process_command): Likewise.
6119 (compare_files): Likewise.
6120 (driver::prepare_infiles): Likewise.
6121 (driver::do_spec_on_infiles): Likewise.
6122 (driver::maybe_run_linker): Likewise.
6123 * omp-offload.c (oacc_parse_default_dims): Likewise.
6124 * opts-global.c (handle_common_deferred_options): Likewise.
6125 * opts.c (parse_sanitizer_options): Likewise.
6126 (common_handle_option): Likewise.
6127 (enable_warning_as_error): Likewise.
6128 * passes.c (enable_disable_pass): Likewise.
6129 * plugin.c (parse_plugin_arg_opt): Likewise.
6130 (default_plugin_dir_name): Likewise.
6131 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6132 (default_pch_valid_p): Likewise.
6133 * toplev.c (init_asm_output): Likewise.
6134 (process_options): Likewise.
6135 (toplev::run_self_tests): Likewise.
6136 * tree-cfg.c (verify_gimple_call): Likewise.
6137 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6138 (tree_inlinable_function_p): Likewise.
6139 * var-tracking.c (vt_find_locations): Likewise.
6141 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6143 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6144 only on the else branch.
6146 2019-03-11 Martin Liska <mliska@suse.cz>
6148 * gcov.c (output_intermediate_json_line): Print function
6150 (output_json_intermediate_file): Add new argument.
6151 * doc/gcov.texi: Document the change.
6153 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6155 PR rtl-optimization/89588
6156 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6157 explicit unrolling factor more robust.
6159 2019-03-11 Richard Biener <rguenther@suse.de>
6161 PR tree-optimization/89649
6162 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6163 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6164 on the prolog and epilog loops.
6165 (vect_loop_versioning): Return copy of loop.
6166 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6167 on the non-vectorized version of the loop.
6169 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6172 * config/i386/sse.md (*vec_extractv2di_0_sse):
6173 Add (=r,x) alternative and corresponding splitter.
6175 2019-03-10 Martin Jambor <mjambor@suse.cz>
6177 PR tree-optimization/85762
6178 PR tree-optimization/87008
6179 PR tree-optimization/85459
6180 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6181 it points to if there is a type changing MEM_REF. Adjust all callers.
6182 (build_accesses_from_assign): Disable total scalarization if
6183 contains_vce_or_bfcref_p returns true through the new parameter, for
6186 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6189 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6190 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6193 * common.opt (fdiagnostics-show-labels,
6194 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6195 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6196 gas-locview-support, ginline-points, ginternal-reset-location-views):
6197 Terminate description text with a dot.
6198 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6199 * config/mcore/mcore.opt (m210, m340): Likewise.
6200 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6201 mnops=): Start description text with a capital letter.
6202 * config/arc/arc.opt (msize-level=): Likewise.
6203 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6204 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6206 * config/ft32/ft32.opt (msim): Likewise.
6207 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6208 (mnodiv, mnopm): Terminate description text with a dot.
6209 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6211 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6213 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6216 PR rtl-optimization/89634
6217 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6218 are modified in BB_END (e->src) instruction.
6220 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6223 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6224 messages more amenable to translation, and improve wording.
6226 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6228 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6229 ud- and du-chains between phases.
6231 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6234 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6235 instead of POLY_INT_CST.
6237 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6239 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6242 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6247 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6248 (_mm_storeu_si64): Ditto.
6250 2019-03-08 Martin Liska <mliska@suse.cz>
6253 * config/i386/i386.c (ix86_option_override_internal): Disable
6254 jump tables when retpolines are used.
6256 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6259 * ipa-split.c (execute_split_functions): Do not split
6260 'noinline' or 'section' function.
6262 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6265 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6266 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6267 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6270 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6271 from diagnostics. Formatting fixes.
6274 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6275 warn_odr diagnostics.
6278 * lra-constraints.c (process_alt_operands): Avoid one space before
6279 " at the end of line and another after " on another line in a string
6281 * attribs.c (handle_dll_attribute): Likewise.
6282 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6284 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6285 warning_at or inform messages in G_() if there is no ?:.
6287 PR tree-optimization/89550
6288 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6289 returned true. Formatting fixes.
6290 (expand_builtin_strnlen): Formatting fixes.
6291 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6292 if warning_at returned true.
6293 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6295 2019-03-08 Richard Biener <rguenther@suse.de>
6298 * cfgloop.h (struct loop): Add owned_clique field.
6299 * cfgloopmanip.c (copy_loop_info): Copy it.
6300 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6302 * tree-inline.c (copy_loops): Remap owned_clique.
6303 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6304 * lto-streamer-out.c (output_cfg): Likewise.
6306 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6309 * config/darwin.c: Include intl.h.
6310 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6311 composing the message out of two separate parts.
6313 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6316 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6317 doesn't start with a capital letter and doesn't end with a dot.
6318 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6319 with a capital letter.
6320 (ix86_mangle_function_version_assembler_name): Likewise.
6321 (ix86_generate_version_dispatcher_body): Likewise.
6322 (fold_builtin_cpu): Likewise.
6323 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6324 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6325 translators, wrap full type name in %qs.
6327 PR translation/79999
6328 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6329 depend clause with source (or sink) modifier.
6330 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6333 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6334 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6335 (avx512f_load<mode>_mask): New define_expand.
6336 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6337 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6338 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6339 __builtin_ia32_movess_mask): New builtins.
6340 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6341 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6342 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6343 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6345 2019-03-07 Martin Jambor <mjambor@suse.cz>
6348 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6349 for extern inline functions.
6351 2019-03-07 Martin Jambor <mjambor@suse.cz>
6354 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6355 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6356 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6357 have multiple callees. At the end check if declarations match as
6358 opposed to cgraph_nodes.
6360 2019-03-07 Martin Liska <mliska@suse.cz>
6362 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6363 which is equivalent to searching for this in clones chain.
6364 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6365 names with a neighbour and special case first node in a chain.
6367 2019-01-25 Jason Merrill <jason@redhat.com>
6369 PR c++/80916 - spurious "static but not defined" warning.
6370 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6371 for an internal symbol with DECL_EXTERNAL.
6373 2019-04-07 Richard Biener <rguenther@suse.de>
6376 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6377 * tree-inline.c (copy_loops): Simplify.
6379 2019-03-07 Martin Liska <mliska@suse.cz>
6381 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6383 2019-03-07 Richard Biener <rguenther@suse.de>
6385 PR tree-optimization/89595
6386 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6387 stmt iterator as reference, take boolean output parameter to
6388 indicate whether the stmt was removed and thus the iterator
6390 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6391 stmts created by folding.
6393 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6396 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6399 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6401 PR rtl-optimization/88845
6402 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6404 * lra.c (remove_scratches_1): New function.
6405 (remove_scratches): Use it.
6406 (lra_emit_move): Likewise.
6408 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6410 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6411 unaligned_access variable.
6412 * config/arc/arc.c (arc_override_options): Set unaligned access
6413 default on for HS CPUs.
6414 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6416 2019-03-06 Martin Liska <mliska@suse.cz>
6418 PR gcov-profile/89577
6419 * doc/gcov.texi: Prefer to use --coverage.
6420 * doc/sourcebuild.texi: Likewise.
6422 2019-03-02 Jason Merrill <jason@redhat.com>
6424 PR c++/86485 - -Wmaybe-unused with empty class ?:
6425 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6427 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6430 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6434 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6435 exactly one argument.
6437 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6438 Richard Sandiford <richard.sandiford@arm.com>
6440 PR tree-optimization/89570
6441 * match.pd (vec_cond into cond_op simplification): Don't use
6442 get_conditional_internal_fn, use as_internal_fn (cond_op).
6444 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6447 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6448 to decide when to split off a non-zero offset from a symbol.
6449 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6450 in function symbols.
6452 2019-03-05 Richard Biener <rguenther@suse.de>
6454 PR tree-optimization/89594
6455 * tree-if-conv.c (pass_if_conversion::execute): Handle
6456 case where .LOOP_VECTORIZED_FUNCTION was removed.
6458 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6461 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6462 instead alloca it only when needed with the needed size.
6464 PR tree-optimization/89570
6465 * match.pd (vec_cond into cond_op simplification): Guard with
6466 vectorized_internal_fn_supported_p test and #if GIMPLE.
6468 PR tree-optimization/89566
6469 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6470 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6471 Punt if get_user_idx_format succeeds, but idx_format argument is
6472 not provided or doesn't have pointer type, or if idx_args is above
6473 number of provided arguments.
6475 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6477 PR tree-optimization/89437
6478 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6480 2019-03-04 Richard Biener <rguenther@suse.de>
6483 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6486 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6488 PR tree-optimization/89487
6489 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6490 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6491 (distribute_loop): Don't do runtime alias check if there is non-
6492 addressable data reference.
6493 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6494 is a register variable.
6496 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6499 * config/arm/arm.md (cmpsi2_addneg): Use
6500 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6501 If operands[2] is 0 or INT_MIN, force use of subs.
6502 (*compare_scc splitter): Use gen_int_mode.
6503 (*negscc): Likewise.
6504 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6506 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6507 Monk Chiang <sh.chiang04@gmail.com>
6509 * common/config/riscv/riscv-common.c: Include sstream.
6510 (riscv_subset_list::to_string): New.
6511 (riscv_arch_str): Likewise.
6512 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6514 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6515 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6516 (riscv_emit_attribute): New.
6517 (riscv_file_start): Emit attribute if needed.
6518 (riscv_option_override): Init riscv_emit_attribute_p.
6519 * config/riscv/riscv.opt (mriscv-attribute): New option.
6520 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6522 * doc/install.texi: Document --with-riscv-attribute.
6523 * doc/invoke.texi: Document -mriscv-attribute.
6525 * common/config/riscv/riscv-common.c:
6526 Include config/riscv/riscv-protos.h.
6527 (INCLUDE_STRING): Defined.
6528 (RISCV_DONT_CARE_VERSION): Defined.
6529 (riscv_subset_t): Declare.
6530 (riscv_subset_t::riscv_subset_t): New.
6531 (riscv_subset_list): Declare.
6532 (riscv_subset_list::riscv_subset_list): New.
6533 (riscv_subset_list::~riscv_subset_list): Likewise.
6534 (riscv_subset_list::parsing_subset_version): Likewise.
6535 (riscv_subset_list::parse_std_ext): Likewise.
6536 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6537 (riscv_subset_list::add): Likewise.
6538 (riscv_subset_list::lookup): Likewise.
6539 (riscv_subset_list::xlen): Likewise.
6540 (riscv_subset_list::parse): Likewise.
6541 (riscv_supported_std_ext): Likewise.
6542 (current_subset_list): Likewise.
6543 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6546 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6548 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6549 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6550 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6552 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6554 PR rtl-optimization/85899
6555 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6556 fallthru edges leading to the exit block.
6558 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6561 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6562 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6564 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6566 PR tree-optimization/89535
6567 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6568 for each operand. Calculate the fallback choice for mask operands
6569 and pass it to vect_get_vec_def_for_operand.
6571 2019-03-01 Richard Biener <rguenther@suse.de>
6574 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6575 get virtual operands.
6576 (get_expr_operands): Handle CONST_DECL like other decls.
6578 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6581 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6582 on DECL_P and EXPR_P.
6584 2019-03-01 Richard Biener <rguenther@suse.de>
6587 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6588 argument, defaulted to zero.
6589 * passes.c (execute_function_todo): Pass down SSA update flags
6590 to cleanup_tree_cfg.
6591 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6592 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6594 (cleanup_tree_cfg): Get and pass down SSA update flags.
6596 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6599 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6600 early_lto_debug argument.
6602 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6604 PR tree-optimization/89536
6605 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6606 only whether bit #0 of the value is 0 instead of the entire value.
6608 2019-02-28 Marek Polacek <polacek@redhat.com>
6610 PR c++/87068 - missing diagnostic with fallthrough statement.
6611 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6612 at the end of a seq, save its location to walk_stmt_info.
6613 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6616 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6619 * tree.c (find_atomic_core_type): Move ahead in file.
6620 (check_base_type): Correctly compare alignments of atomic types.
6622 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6625 * config/i386/i386.c (get_builtin_code_for_version): Identify
6626 Westmere from PCLMUL, instead of AES.
6628 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6631 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6632 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6635 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6638 * config/aarch64/aarch64-option-extensions.def: Document it.
6639 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6642 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6645 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6646 builtins if they don't have a single scalar floating point argument.
6649 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6651 PR rtl-optimization/89490
6652 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6653 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6654 block section is not mergeable.
6656 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6659 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6660 old define_insn to ...
6661 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6662 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6663 Rename old define_insn to ...
6664 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6665 (thumb2_casesi_internal_pic): New define_expand. Rename old
6667 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6668 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6669 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6671 2019-02-27 Richard Biener <rguenther@suse.de>
6674 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6676 2019-02-27 Richard Biener <rguenther@suse.de>
6678 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6681 2019-02-27 Richard Biener <rguenther@suse.de>
6684 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6685 parameter, prefix section name with .gnu.debuglto_ if true.
6686 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6687 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6689 2019-02-27 Richard Biener <rguenther@suse.de>
6692 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6693 rather than on use_debug_types, doing what output_die does.
6694 (value_format): Likewise.
6696 2019-02-27 Martin Jambor <mjambor@suse.cz>
6697 Martin Sebor <msebor@redhat.com>
6699 * doc/invoke.texi (Warning Options): Reword description of
6700 -Wno-absolute-value.
6702 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6704 PR tree-optimization/89280
6705 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6706 builtin_setjmp_setup_bb): New functions.
6707 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6708 When visiting __builtin_setjmp_setup block, queue in special
6709 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6710 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6711 from visited after the loop if they don't have any visited successor
6714 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6716 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6718 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6720 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6723 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6724 with types other than sizetype/ssizetype.
6726 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6728 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6729 (enum sparc_processor_type): ...this.
6730 (enum sparc_code_model_type): New enumeration type.
6731 (enum sparc_memory_model_type): Tweak comments.
6732 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6734 (mcmodel): Use sparc_code_model enumeration and variable.
6735 (sparc_code_model): New enumeration.
6736 (mdebug): Add Undocumented marker.
6737 * config/sparc/sparc.h (enum cmodel): Delete.
6738 (sparc_cmodel): Likewise.
6739 (TARGET_CM_MEDLOW): Adjust to above renaming.
6740 (TARGET_CM_MEDMID): Likewise.
6741 (TARGET_CM_MEDANY): Likewise.
6742 (TARGET_CM_EMBMEDANY): Likewise.
6743 * config/sparc/sparc.c (sparc_cmodel): Delete.
6744 (sparc_option_override): Remove string/value mapping support for the
6745 code model. Move code and memory model support to after the handling
6746 of target flags. Do private machine setup last.
6747 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6748 (sparc_legitimize_reload_address): Likewise.
6749 (sparc_output_mi_thunk): Likewise.
6750 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6752 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6754 PR tree-optimization/89500
6755 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6756 (handle_builtin_strlen): Remove noncst_bound variable. Always
6757 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6758 cst if the first cst bytes starting at x are known to be non-zero,
6759 even if the string is not zero terminated. Don't try to modify
6760 *si for strnlen. Update strlen_to_stridx only for strlen or if
6761 we can prove strnlen returns the same value as strlen would.
6763 2019-02-26 Martin Liska <mliska@suse.cz>
6765 * alloc-pool.h (struct pool_usage): Remove extra
6767 * bitmap.h (struct bitmap_usage): Likewise.
6768 * ggc-common.c (struct ggc_usage): Likewise.
6769 * mem-stats.h (struct mem_usage): Likewise.
6770 (mem_alloc_description::dump): Print dash lines
6771 here and repeat header at the end of a table report.
6772 It's then more readable.
6773 * tree-phinodes.c (phinodes_print_statistics): Make
6774 horizontal alignment.
6775 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6776 * vec.c (struct vec_usage): Remove extra print_dash_line.
6777 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6779 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6781 * doc/extend.texi (__builtin_object_size):
6782 Use @pxref instead of @xref inside parenthesis.
6783 (__builtin_has_attribute): Add missing comma after @xref.
6784 (__builtin_object_size): Ditto.
6785 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6786 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6789 2019-02-26 Jeff Law <law@redhat.com>
6791 PR rtl-optimization/87761
6792 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6793 detect obviously dead insns and delete them.
6795 2019-02-26 Richard Biener <rguenther@suse.de>
6797 PR tree-optimization/89505
6798 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6799 to handle restrict pointed-to vars with multiple subvars
6802 2019-02-26 Richard Biener <rguenther@suse.de>
6804 PR tree-optimization/89489
6805 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6807 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6809 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6810 and move around comment.
6811 <BIT_AND_EXPR>: Likewise.
6812 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6814 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6817 * config/i386/i386.c (remove_partial_avx_dependency): Call
6818 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6819 after changing possibly many instructions to use that pseudo. Fix up
6820 insertion of v4sf_const0 setter at the start of bb.
6822 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6825 * doc/extend.texi (Variadic Pointer Args): New section.
6827 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6828 Martin Sebor <msebor@gmail.com>
6830 * common.opt (Wattribute-alias): Likewise.
6831 * doc/invoke.texi (Option Summary): List general form of
6832 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6833 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6834 Add cross-references.
6835 (-Wattribute-alias): Rewrite and correct default. Mention
6836 considered attributes (same as for -Wmissing-attributes).
6838 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6840 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6841 (_mm_cvtpd_ps): Likewise.
6842 (_mm_cvttpd_epi32): Likewise.
6845 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6846 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6849 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6851 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6854 * common/config/aarch64/aarch64-common.c
6855 (struct aarch64_option_extension): Add is_synthetic.
6856 (all_extensions): Use it.
6857 (TARGET_OPTION_INIT_STRUCT): Define hook.
6858 (struct gcc_targetm_common): Moved to end.
6859 (all_extensions_by_on): New.
6860 (opt_ext_cmp, typedef opt_ext): New.
6861 (aarch64_option_init_struct): New.
6862 (aarch64_contains_opt): New.
6863 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6864 * config/aarch64/aarch64-option-extensions.def
6865 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6866 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6867 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6868 Set is_synthetic to false.
6869 (crypto): Set is_synthetic to true.
6870 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6873 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6875 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6876 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6877 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6878 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6879 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6880 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6881 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6882 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6884 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6885 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6886 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6887 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6888 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6889 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6890 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6891 vfmlsl_laneq_high_f16): ... To this.
6892 * config/arm/neon.md: Update comments.
6894 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6896 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6897 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6898 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6899 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6900 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6901 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6902 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6903 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6905 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6906 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6907 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6908 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6909 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6910 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6911 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6912 vfmlslq_laneq_high_f16): ... To this.
6914 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6916 PR rtl-optimization/86096
6917 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6918 comparing mw_order values.
6920 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6923 * config/arm/arm.md (*subsi3_carryin_const): Use
6924 arm_neg_immediate_operand predicate instead of
6925 arm_not_immediate_operand, "L" constraint instead of "K" and
6926 print it using %n2 instead of %B2.
6927 (*subsi3_carryin_const0): New define_insn.
6928 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6929 instead of arm_not_operand and "I" constraint instead of "K" and
6930 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6931 another match_operand and in the condition check that it is negation
6933 (*subsi3_carryin_compare_const0): New define_ins.
6934 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6935 *subsi3_carryin_const.
6936 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6937 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6940 * config/arm.vfp.md (*negdf2_vfp): Use
6941 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6942 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6944 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6946 PR rtl-optimization/89445
6947 * simplify-rtx.c (simplify_ternary_operation): Don't use
6948 simplify_merge_mask on operands that may trap.
6949 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6950 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6951 second operand is CONST_VECTOR, check if any element could be zero.
6952 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6953 their operands can trap.
6955 2019-02-23 Martin Sebor <msebor@redhat.com>
6957 * gimple-ssa-sprintf.c (target_strtol): Rename...
6958 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6959 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6960 check for range error.
6962 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6965 * opts-common.c (prune_options): Also prune joined switches
6966 with Negative and RejectNegative.
6967 * config/i386/i386.opt (march=): Add Negative(march=).
6968 (mtune=): Add Negative(mtune=).
6969 * doc/options.texi: Document Negative used together with Joined
6972 2019-02-22 Martin Sebor <msebor@redhat.com>
6974 * doc/extend.texi (Other Builtins): Add
6975 __builtin_is_constant_evaluated.
6977 2019-02-22 Richard Biener <rguenther@suse.de>
6979 PR tree-optimization/87609
6980 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6982 2019-02-22 Jeff Law <law@redhat.com>
6984 PR rtl-optimization/87761
6985 * config/mips/mips.md: Add new combiner pattern to recognize
6986 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6988 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6991 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6992 destination register in peepholes generating patterns for ADDS/SUBS.
6993 (add<mode>3_compare0,
6994 *addsi3_compare0_uxtw, add<mode>3_compareC,
6995 add<mode>3_compareV_imm, add<mode>3_compareV,
6996 *adds_<optab><ALLX:mode>_<GPI:mode>,
6997 *subs_<optab><ALLX:mode>_<GPI:mode>,
6998 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6999 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
7000 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
7001 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
7002 sub<mode>3_compare1): Allow stack pointer for source register.
7003 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
7005 2019-02-22 Martin Sebor <msebor@redhat.com>
7007 PR tree-optimization/88993
7008 PR tree-optimization/88853
7009 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
7011 (sprintf_dom_walker::call_info::is_string_func): New helper.
7012 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
7013 for formatted string functions.
7014 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
7016 2019-02-22 Martin Sebor <msebor@redhat.com>
7019 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
7020 unreachable subexpressions.
7022 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
7023 Hongtao Liu <hongtao.liu@intel.com>
7024 Sunil K Pandey <sunil.k.pandey@intel.com>
7027 * config/i386/i386-passes.def: Add
7028 pass_remove_partial_avx_dependency.
7029 * config/i386/i386-protos.h
7030 (make_pass_remove_partial_avx_dependency): New.
7031 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
7033 (pass_data_remove_partial_avx_dependency): New.
7034 (pass_remove_partial_avx_dependency): Likewise.
7035 (make_pass_remove_partial_avx_dependency): Likewise.
7036 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
7037 (*extendsfdf2): Add avx_partial_xmm_update.
7038 (truncdfsf2): Likewise.
7039 (*float<SWI48:mode><MODEF:mode>2): Likewise.
7040 (SF/DF conversion splitters): Disabled for TARGET_AVX.
7042 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
7045 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7048 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7051 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7052 (PTA_SKYLAKE): Add PTA_AES.
7053 (PTA_GOLDMONT): Likewise.
7055 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7057 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7058 instruction if enabled.
7059 (aarch64_override_options): Remove reference to return address key.
7061 2019-02-22 Richard Biener <rguenther@suse.de>
7063 PR tree-optimization/89440
7064 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7065 not necessary assert.
7067 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7070 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7071 (oacc_replace_fn_attrib_attr): ... this new function.
7072 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7073 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7075 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7077 * config/arm/arm-cpus.in (ares): Rename to...
7078 (neoverse-n1): ... This. Add ares as alias.
7079 * config/arm/arm-tables.opt: Regenerate.
7080 * config/arm/arm-tune.md: Likewise.
7081 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7083 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7085 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7086 * config/aarch64/aarch64-tune.md: Regenerate.
7087 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7089 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7091 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7092 (neoversen1_tunings): ... This.
7093 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7094 (neoverse-n1): New CPU.
7095 * config/aarch64/aarch64-tune.md: Regenerate.
7096 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7098 2019-02-22 Richard Biener <rguenther@suse.de>
7101 * cfghooks.h (dependence_hash): New typedef.
7102 (struct copy_bb_data): New type.
7103 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7104 (duplicate_block): Likewise.
7105 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7106 (copy_bbs): Create and pass down copy_bb_data.
7107 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7108 (rtl_duplicate_bb): Likewise.
7109 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7110 remap dependence info.
7112 2019-02-22 Richard Biener <rguenther@suse.de>
7114 PR tree-optimization/87609
7115 * tree-core.h (tree_base): Document special clique values.
7116 * tree-inline.c (remap_dependence_clique): Do not use the
7117 special clique value of one.
7118 (maybe_set_dependence_info): Use clique one.
7119 (clear_dependence_clique): New callback.
7120 (compute_dependence_clique): Clear clique one from all refs
7121 before assigning it (again).
7123 2019-02-21 Martin Sebor <msebor@redhat.com>
7125 * doc/extend.texi (__clear_cache): Correct signature.
7127 2019-02-21 Ian Lance Taylor <iant@golang.org>
7130 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7131 than output_constant_def.
7132 (add_constant_to_table): New static function.
7133 (output_constant_def): Call add_constant_to_table.
7134 (tree_output_constant_def): Likewise.
7136 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7139 * builtins.c (fold_builtin_arith_overflow): If first two args are
7140 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7143 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7146 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7147 error for -mindirect-branch/-mfunction-return with incompatible
7150 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7153 * constraints.md (q): Remove.
7154 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7157 2019-02-21 Martin Jambor <mjambor@suse.cz>
7160 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7161 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7162 (omp_adjust_for_condition): ...here. Added necessary parameters.
7163 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7164 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7165 proper values to new parameters of omp_adjust_for_condition.
7167 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7170 * expr.c (expand_assignment): If result is a MEM, use change_address
7171 instead of simplify_gen_subreg.
7173 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7174 David Malcolm <dmalcolm@redhat.com>
7177 * fold-const.c (decode_field_reference): Return NULL_TREE if
7178 lang_hooks.types.type_for_size returns NULL. Check it before
7179 overwriting *exp_. Use return NULL_TREE instead of return 0.
7181 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7185 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7188 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7191 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7192 TARGET_SSE in addition to TARGET_SSE_MATH.
7194 (ix86_excess_precision): Ditto.
7195 (ix86_float_exceptions_rounding_supported_p): Ditto.
7196 (use_rsqrt_p): Ditto.
7197 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7199 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7202 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7203 linenum_arith_t when determining if two adjacent line spans are
7204 close enough to merge.
7205 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7206 lines within each line_span.
7208 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7211 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7212 paradoxical SUBREGS.
7214 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7217 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7218 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7219 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7222 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7224 * config/gcn/gcn.c (print_operand): Fix typo.
7226 2019-02-19 Richard Biener <rguenther@suse.de>
7229 * toplev.c (do_compile): Initialize mpfr's exponent range
7230 based on available float modes.
7232 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7234 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7235 as long as the epilogue isn't completed.
7237 2019-02-18 Martin Sebor <msebor@redhat.com>
7239 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7240 __has_cpp_attribute, and __has_include.
7242 2019-02-18 Martin Sebor <msebor@redhat.com>
7244 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7246 2019-02-18 Martin Sebor <msebor@redhat.com>
7249 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7251 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7253 2019-02-18 Richard Biener <rguenther@suse.de>
7255 PR tree-optimization/89296
7256 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7257 of no-warning flag to cases that might emit the bogus warning.
7259 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7262 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7264 * config/arm/vfp.md (*movdi_vfp): Likewise.
7265 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7266 "q" constraint for operands[0].
7269 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7270 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7271 pattern in a temporary buffer.
7272 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7273 than 64-operands[2].
7276 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7277 s390_indirect_branch_settings): Define unconditionally.
7278 (s390_set_current_function): Likewise, but guard the whole body except
7279 the s390_indirect_branch_settings call with
7280 #if S390_USE_TARGET_ATTRIBUTE.
7281 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7283 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7284 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7285 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7286 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7287 HOST_WIDE_INT_1U instead of 1ULL.
7288 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7289 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7290 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7291 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7293 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7296 2019-02-18 Martin Jambor <mjambor@suse.cz>
7298 PR tree-optimization/89209
7299 * tree-sra.c (create_access_replacement): New optional parameter
7300 reg_tree. Use it as a type if non-NULL and access type is not of
7302 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7303 to create_access_replacement.
7304 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7305 Check lacc is non-NULL before attempting to re-create it on the RHS.
7307 2019-02-18 Martin Liska <mliska@suse.cz>
7310 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7312 (symbol_table::free_edge): Recycle m_summary_id.
7313 * cgraph.h (get_summary_id): New.
7314 (symbol_table::release_symbol): Set m_summary_id to -1
7316 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7317 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7318 function_summary to fast_function_summary.
7319 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7320 * ipa-pure-const.c (class funct_state_summary_t):
7321 Switch from function_summary to fast_function_summary.
7322 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7323 (class ipa_ref_opt_summary_t): Switch from function_summary
7324 to fast_function_summary.
7325 * symbol-summary.h (class function_summary_base): New class
7326 that is created from base of former function_summary.
7327 (function_summary_base::unregister_hooks): New.
7328 (class function_summary): Inherit from function_summary_base.
7329 (class call_summary_base): New class
7330 that is created from base of former call_summary.
7331 (class call_summary): Inherit from call_summary_base.
7332 (struct is_same): New.
7333 (class fast_function_summary): New summary class.
7334 (class fast_call_summary): New summary class.
7335 * vec.h (vec_safe_grow_cleared): New function.
7337 2019-02-18 Martin Liska <mliska@suse.cz>
7339 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7340 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7341 * doc/tm.texi: Document new target hook.
7342 * doc/tm.texi.in: Likewise.
7343 * target.def: Add new target macro.
7344 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7347 2019-02-17 Alan Modra <amodra@gmail.com>
7350 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7351 output reg on add insn.
7352 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7354 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7357 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7358 (PMULHRSW): Likewise.
7359 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7361 (ssse3_pmulhrswv4hi3): New expander.
7363 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7365 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7366 MMX. Add isa attribute.
7368 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7370 PR rtl-optimization/66152
7371 * builtins.h (c_readstr): Declare.
7372 * builtins.c (c_readstr): Remove forward declaration. Add
7373 null_terminated_p argument, if false, read all bytes from the
7374 string instead of stopping after '\0'.
7375 * expr.c (string_cst_read_str): New function.
7376 (store_expr): Use string_cst_read_str instead of
7377 builtin_strncpy_read_str. Try to store by pieces the whole
7378 exp_len first, and only if that fails, split it up into
7379 store by pieces followed by clear_storage. Formatting fix.
7381 * config/i386/i386.md (*movqi_internal): Remove static from
7382 buf variable. Use output_asm_insn (buf, operands); return "";
7383 instead of return buf;.
7384 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7385 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7386 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7388 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7390 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7391 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7392 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7393 (CC1_SPEC): Likewise.
7394 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7396 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7398 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7399 the base address on 64-bit strict-alignment platforms.
7401 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7403 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7405 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7407 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7409 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7411 PR rtl-optimization/88308
7412 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7413 on copied instruction.
7415 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7417 * final.c (insn_current_reference_address): Replace test on JUMP_P
7418 with test on jump_to_label_p.
7419 * config/visium/visium-passes.def: New file.
7420 * config/visium/t-visium (PASSES_EXTRA): Define.
7421 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7422 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7423 (TRAMPOLINE_ALIGNMENT): Define.
7424 * config/visium/visium.c (visium_option_override): Do not register
7425 the machine-specific reorg pass here.
7426 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7428 (output_branch): Adjust threshold for long branch instruction.
7429 * config/visium/visium.md (cpu): Move around.
7430 (length): Adjust for the GR6.
7432 2019-02-15 Richard Biener <rguenther@suse.de>
7433 Jakub Jelinek <jakub@redhat.com>
7435 PR tree-optimization/89278
7436 * tree-loop-distribution.c: Include tree-eh.h.
7437 (generate_memset_builtin, generate_memcpy_builtin): Call
7438 rewrite_to_non_trapping_overflow on builtin->size before passing it
7439 to force_gimple_operand_gsi.
7441 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7444 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7446 * opth-gen.awk: Likewise.
7448 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7450 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7451 Enable MMX, SSE and SSE2 by default.
7452 * config/i386/i386.c (ix86_option_override_internal): Do not
7453 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7455 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7457 PR rtl-optimization/89354
7458 * combine.c (make_extraction): Punt if extraction_mode is narrower
7461 2019-02-14 Maya Rashish <coypu@sdf.org>
7463 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7464 * config/netbsd-d.c: New file.
7465 * config/t-netbsd: Add netbsd-d.o
7467 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7469 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7470 affects_type_identity to true for aarch64_vector_pcs.
7471 (aarch64_comp_type_attributes): New function.
7472 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7474 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7477 * config/arm/iterators.md (ANY64): Add V4HF.
7479 2019-02-14 Martin Liska <mliska@suse.cz>
7481 PR rtl-optimization/89242
7482 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7483 process a transformation.
7485 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7487 PR tree-optimization/89314
7488 * fold-const.c (fold_binary_loc): Cast strlen argument to
7489 const char * before dereferencing it. Formatting fixes.
7492 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7494 2019-02-13 Ian Lance Taylor <iant@golang.org>
7496 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7497 and set current index for other optimizations.
7499 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7501 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7502 nonimmediate_operand as operand 2 predicate.
7503 (vec_set<VF2_512_256:mode>_0): Ditto.
7504 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7505 (*vec_concatv2si): Remove alternative 2.
7506 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7507 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7508 (vec_concatv2di): Split alternatives 4,5,6 to ...
7509 (*vec_concatv2di_0) ... new pattern.
7511 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7514 * config/arm/arm.c (ldm_stm_operation_p) Set
7515 addr_reg_in_reglist correctly for first register.
7516 (load_multiple_sequence): Remove dead base check.
7517 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7519 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7522 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7523 Expose as @aarch64_pred_mov.
7524 * config/aarch64/aarch64.c (aarch64_classify_address):
7525 Use expand_insn which legitimizes operands.
7527 2019-02-13 Martin Liska <mliska@suse.cz>
7529 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7530 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7531 and pointer_offset fields.
7532 (initialize_argument_information): Remove usage of dead
7534 * cgraph.h (struct cgraph_thunk_info): Remove
7535 add_pointer_bounds_args.
7536 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7538 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7540 * config/i386/i386.c (ix86_function_arg_advance): Remove
7542 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7543 (def_builtin): Remove usage of dead
7545 (ix86_add_new_builtins): Likewise.
7546 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7547 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7548 (sem_function::init): Likewise.
7549 (sem_variable::merge): Likewise.
7550 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7551 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7552 * lto-cgraph.c (lto_output_node): Likewise.
7553 (lto_output_varpool_node): Likewise.
7554 (input_node): Likewise.
7555 (input_varpool_node): Likewise.
7556 * lto-streamer-out.c (lto_output): Likewise.
7557 * tree-inline.c (expand_call_inline): Remove usage of
7559 * tree-inline.h (struct copy_body_data): Likewise.
7560 * varpool.c (varpool_node::dump): Likewise.
7562 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7565 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7566 into pt->vars_contains_escaped_heap instead of setting
7567 pt->vars_contains_escaped_heap to it.
7570 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7571 INTVAL (size), compare it to GET_MODE_MASK instead of
7572 1 << GET_MODE_BITSIZE.
7575 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7576 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7579 2019-02-13 Martin Liska <mliska@suse.cz>
7582 * cfgrtl.c (remove_barriers_from_footer): New function.
7583 (try_redirect_by_replacing_jump): Use it.
7584 (cfg_layout_redirect_edge_and_branch): Likewise.
7586 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7588 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7589 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7590 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7591 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7592 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7593 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7595 * config/rs6000/rs6000.c (builtin_function_type)
7596 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7597 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7598 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7599 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7600 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7602 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7604 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7605 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7607 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7610 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7611 268678 and revision 268657.
7612 (*movti_internal): Likewise.
7614 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7617 * config/s390/s390.c (s390_decompose_address): Update comment.
7618 (s390_check_qrst_address): Reject invalid address forms after
7621 2019-02-12 Martin Liska <mliska@suse.cz>
7624 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7625 we need default values of funct_state for a function that
7628 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7630 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7631 the object to pick the size of stores on strict-alignment platforms.
7633 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7634 (*movdi_insn_sp32): Likewise.
7635 (*movdi_insn_sp64): Likewise.
7637 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7640 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7641 types that needs constructiong.
7642 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7644 2019-02-12 Richard Biener <rguenther@suse.de>
7646 PR tree-optimization/89253
7647 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7650 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7653 * input.c (selftest::test_line_offset_overflow): New selftest.
7654 (selftest::input_c_tests): Call it.
7656 2019-02-11 Martin Sebor <msebor@redhat.com>
7658 PR tree-optimization/88771
7659 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7660 when -Wstringop-overflow is set.
7661 (builtin_memref::builtin_memref): Adjust excessive upper bound
7662 only when lower bound is not excessive.
7663 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7664 -Wstringop-ovefflow.
7665 (maybe_diag_offset_bounds): Rename...
7666 (maybe_diag_access_bounds): ...to this.
7667 (check_bounds_or_overlap): Adjust for name change above.
7669 2019-02-11 Martin Sebor <msebor@redhat.com>
7672 * builtins.c (max_object_size): Move from here...
7673 * builtins.h (max_object_size): ...and here...
7674 * tree.c (max_object_size): ...to here...
7675 * tree.h (max_object_size): ...and here.
7677 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7679 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7680 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7681 for correct semantics.
7683 2019-02-11 Alan Modra <amodra@gmail.com>
7685 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7686 -mlongcall and -mpltseq.
7687 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7688 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7689 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7690 * config/rs6000/sysv4.opt (mpltseq): New option.
7691 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7692 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7693 support is lacking. Don't allow -mpltseq with -mbss-plt.
7694 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7695 -mpltseq given for ELFv1.
7696 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7697 Only use UNSPEC_PLTSEQ for inline PLT calls.
7698 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7699 use UNSPEC_PLTSEQ for inline PLT calls.
7700 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7701 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7702 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7703 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7704 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7705 (pltseq_mtctr_<mode>): Likewise.
7707 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7709 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7711 * configure: Regenerate.
7713 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7716 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7719 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7721 * function.c (assign_parm_setup_block): Use the stored
7722 size, not the passed size, when allocating stack-space,
7723 also for a parameter with alignment larger than
7724 MAX_SUPPORTED_STACK_ALIGNMENT.
7726 2019-02-11 Martin Liska <mliska@suse.cz>
7729 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7730 * ipa-inline.c (inline_small_functions): Likewise.
7731 * ipa-pure-const.c (propagate_pure_const): Likewise.
7732 (propagate_nothrow): Likewise.
7733 * ipa-reference.c (propagate): Likewise.
7734 * ipa-utils.c (struct searchc_env): Remove unused field.
7735 (searchc): Always search across AVAIL_INTERPOSABLE.
7736 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7737 the only called IPA pure const can properly not propagate
7738 across interposable boundary.
7739 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7741 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7743 * config/nds32/nds32.md (call_internal, call_value_internal,
7744 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7746 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7748 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7751 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7753 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7756 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7758 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7760 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7762 PR tree-optimization/89268
7763 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7764 if preds is non-NULL.
7766 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7769 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7772 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7774 * config/nds32/nds32.md (trap): New pattern.
7776 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7778 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7781 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7783 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7786 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7788 * ipa-visibility.c (localize_node): Also do not localize
7789 LDPR_PREVAILING_DEF_IRONLY_EXP.
7791 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7794 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7795 instead of type_with_linkage.
7797 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7800 * params.def (uninlined-function-insns, uninlined-function-time,
7801 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7802 bound so we don't get overflows.
7804 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7806 * config/rs6000/rs6000-string.c (expand_compare_loop,
7807 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7810 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7813 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7814 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7815 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7817 2019-02-09 Alan Modra <amodra@gmail.com>
7820 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7821 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7824 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7827 * lra-constraints.c (process_alt_operands): Don't increase reject
7828 for memory when offset memory is required.
7830 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7832 * config/s390/vector.md: Implement vector copysign.
7834 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7836 * expr.c (expand_constructor): Correct indentations.
7838 2019-02-08 Richard Biener <rguenther@suse.de>
7840 PR tree-optimization/89247
7841 * tree-if-conv.c: Include tree-cfgcleanup.h.
7842 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7843 (tree_if_conversion): Pass through predicate vector.
7844 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7845 inline, see if any if-converted loops we refrece in
7846 LOOP_VECTORIZED calls vanished and fixup.
7847 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7849 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7851 * config/s390/constraints.md (jdd): New constraint.
7853 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7856 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7857 upper 16 vector registers without TARGET_AVX512VL.
7858 (*movti_internal): Likewise.
7860 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7862 PR rtl-optimization/89234
7863 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7864 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7865 (copy_reg_eh_region_note_backward): Likewise.
7867 2019-02-08 Richard Biener <rguenther@suse.de>
7870 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7872 (analyze_subscript_affine_affine): Handle failure from
7873 initialize_matrix_A.
7875 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7877 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7880 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7882 PR tree-optimization/86637
7883 PR tree-optimization/89235
7884 * tree-vect-loop.c (optimize_mask_stores): Add an
7885 auto_purge_vect_location sentinel to ensure that vect_location is
7888 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7889 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7890 to ensure that vect_location is purged on exit.
7891 (pass_slp_vectorize::execute): Likewise, replacing the manual
7893 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7895 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7897 * config/aarch64/iterators.md (max_opp): New code_attr.
7898 (USMAX): New code iterator.
7899 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7900 (aarch64_smax): Likewise.
7901 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7902 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7905 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7908 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7909 for TARGET_AVX512VL.
7910 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7912 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7914 * config/s390/s390-builtin-types.def: Add new types.
7915 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7916 (s390_vec_xlw4): Make the memory operand into a const pointer.
7917 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7919 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7920 a new vector type with the alignment of the scalar memory operand.
7922 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7923 Jakub Jelinek <jakub@redhat.com>
7926 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7927 arm_count_ldrdstrd_insns): New declarations.
7928 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7930 (valid_operands_ldrd_strd): New function.
7931 (arm_count_ldrdstrd_insns): New function.
7932 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7933 sets instead of single DImode set and define new insns to match this.
7935 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7937 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7938 Make it a C initializer.
7940 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7943 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7945 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7947 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7948 Use neon_dot<q> for type.
7949 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7951 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7953 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7954 Use neon_dot<q> for type.
7955 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7956 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7958 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7960 PR rtl-optimization/89225
7961 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7964 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7966 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7967 after restoring registers saved to allocate the frame on Windows.
7969 2019-02-06 Richard Biener <rguenther@suse.de>
7971 PR tree-optimization/89182
7972 * graphite.h (cached_scalar_evolution_in_region): Declare.
7973 * graphite.c (struct seir_cache_key): New.
7974 (struct sese_scev_hash): Likewise.
7975 (seir_cache): New global.
7976 (cached_scalar_evolution_in_region): New function.
7977 (graphite_transform_loops): Allocate and release seir_cache.
7978 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7979 cached_scalar_evolution_in_region.
7980 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7982 (scop_detection::graphite_can_represent_expr: Use
7983 cached_scalar_evolution_in_region.
7984 (scop_detection::stmt_simple_for_scop_p): Likewise.
7985 (find_params_in_bb): Likewise.
7986 (gather_bbs::before_dom_children): Likewise.
7987 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7988 (add_loop_constraints): Likewise.
7990 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7993 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7994 operand to new_unary_operation only if both element types are integral
7995 and it isn't a widening conversion. Return NULL_TREE if
7996 new_unary_operation failed.
7998 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
8001 * config/s390/s390.md: Remove load and test FP splitter.
8003 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8006 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
8007 expand_compare_loop, expand_block_compare_gpr,
8008 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
8009 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
8010 #include "profile-count.h" and "predict.h" for types and functions
8011 needed to work with REG_BR_PROB notes.
8013 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8016 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
8017 for the long branch case.
8019 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8022 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
8023 can throw, non-call exceptions are enabled and we can't delete
8024 dead exceptions or alter cfg. Set must_clean if
8025 delete_insn_and_edges returns true, don't set it blindly for calls.
8026 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
8028 PR rtl-optimization/89195
8029 * combine.c (make_extraction): For MEMs, don't extract bytes outside
8030 of the original MEM.
8032 2019-02-05 Martin Liska <mliska@suse.cz>
8034 PR gcov-profile/89000
8035 * gcov.c (function_summary): Remove argument.
8036 (file_summary): New function.
8037 (print_usage): Replace tabs with spaces.
8038 (generate_results): Use new function file_summary.
8040 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8043 * optabs.c (prepare_cmp_insn): Pass x and y to
8044 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8046 2019-02-05 Richard Biener <rguenther@suse.de>
8049 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8050 (struct bitmap_element): Drop chain_prev so we properly recurse on
8051 the prev member, supporting tree views.
8052 (struct bitmap_head): GTY skip the obstack member.
8054 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8057 * doc/extend.texi (Vector Extensions): Add an example of using vector
8058 types together with x86 intrinsics.
8060 2019-02-04 Alan Modra <amodra@gmail.com>
8062 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8063 str[] size to 160, and comment.
8065 2019-02-04 Alan Modra <amodra@gmail.com>
8067 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8068 (rs6000_pltseq_template): Guard output of TLS markers with
8070 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8071 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8072 to use inline PLT sequences.
8073 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8074 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8075 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8077 2019-02-04 Martin Liska <mliska@suse.cz>
8080 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8081 out when ipa_fn_summaries does not contain entry for callee.
8083 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8085 * config/sparc/sparc.h: Remove superfluous blank lines.
8086 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8087 (got_register_rtx): ...this.
8088 (sparc_got): Adjust to above renaming.
8089 (sparc_tls_got): Likewise.
8090 (sparc_delegitimize_address): Likewise.
8091 (sparc_output_mi_thunk): Likewise.
8092 (sparc_init_pic_reg): Likewise.
8093 (save_local_or_in_reg_p): Fix test on the GOT register.
8094 (USE_HIDDEN_LINKONCE): Move around.
8095 (get_pc_thunk_name): Likewise.
8096 (gen_load_pcrel_sym): Likewise.
8097 (load_got_register): Likewise.
8099 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8101 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8102 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8104 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8106 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8109 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8111 * config.gcc (with_nds32_lib, glibc):
8112 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8113 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8114 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8116 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8119 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8120 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8121 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8122 (*rcpsf2_sse): Ditto.
8123 (*rsqrtsf2_sse): Ditto.
8124 (sse4_1_round<mode<2): Ditto.
8126 2019-02-03 Richard Biener <rguenther@suse.de>
8129 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8132 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8135 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8136 Punt with warning on aggregate return or argument types. Ignore
8137 type/mode checking for uniform arguments.
8139 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8141 * combine.c (try_combine): Do not print "Can't combine" messages unless
8142 printing failed combination attempts.
8144 2019-02-01 Martin Jambor <mjambor@suse.cz>
8147 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8148 segment and global segment variables before making them static.
8150 2019-02-01 Martin Jambor <mjambor@suse.cz>
8152 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8153 missed optimization dump with dump_enabled_p.
8155 2019-02-01 Richard Biener <rguenther@suse.de>
8158 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8159 the instantiate cache.
8160 (instantiate_scev_binary): Elide second operand procesing
8161 if equal to the first.
8162 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8163 (chrec_contains_undetermined): Likewise.
8164 (tree_contains_chrecs): Likewise.
8166 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8168 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8170 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8172 PR tree-optimization/89143
8173 * wide-int-range.h (wide_int_range_absu): Declare.
8174 * wide-int-range.cc (wide_int_range_absu): New function.
8175 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8177 PR tree-optimization/88107
8178 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8179 instead of assertion that eh_region_outermost is non-NULL, if it
8180 is NULL, set *ALL to true and return NULL.
8181 (move_sese_region_to_fn): Adjust caller, if all is set, call
8182 duplicate_eh_regions with NULL region.
8184 2019-02-01 Richard Biener <rguenth@suse.de>
8186 PR rtl-optimization/88593
8187 * mode-switching.c (optimize_mode_switching): Free dominators before
8188 calling cleanup_cfg.
8190 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8192 PR tree-optimization/88932
8193 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8195 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8198 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8199 bogus clang warning.
8201 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8204 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8205 alternative to avoid partial SSE register stall for TARGET_AVX.
8206 (truncdfsf2): Ditto.
8207 (sse4_1_round<mode>2): Ditto.
8209 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8211 PR tree-optimization/89008
8212 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8213 process anything of the form X * 0.
8215 2019-01-31 Richard Biener <rguenther@suse.de>
8217 PR tree-optimization/89135
8218 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8219 with abnormal preds.
8221 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8224 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8225 always_inline callees into no_sanitize_address callers.
8227 2019-01-31 Richard Biener <rguenther@suse.de>
8229 PR rtl-optimization/89115
8230 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8232 2019-01-30 Martin Sebor <msebor@redhat.com>
8235 * doc/extend.texi (cast to a union): Correct and expand.
8237 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8239 PR rtl-optimization/87246
8240 * lra-constraints.c (simplify_operand_subreg): Reload memory
8241 in subreg if the address became invalid.
8243 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8246 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8247 Disable for little-endian.
8249 2019-01-30 Richard Biener <rguenther@suse.de>
8251 PR rtl-optimization/89115
8252 * opts.c (default_options_optimization): Reduce
8253 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8254 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8257 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8259 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8260 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8261 type of vector element when vec_extract is implemented by direct
8264 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8266 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8268 2019-01-30 Richard Biener <rguenther@suse.de>
8270 PR tree-optimization/89111
8271 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8272 canonicalization to appropriately sized access types.
8274 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8277 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8278 for arguments to functions that are TU-local and shouldn't be
8279 referenced by assembly.
8281 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8283 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8286 2019-01-29 Martin Sebor <msebor@redhat.com>
8289 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8291 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8295 * omp-simd-clone.c (simd_clone_clauses_extract)
8296 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8297 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8299 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8301 * config.gcc: Force .init_array for ARC.
8303 2019-01-29 Richard Biener <rguenther@suse.de>
8306 * dwarf2out.c (collect_skeleton_dies): New helper.
8307 (copy_decls_for_unworthy_types): Call it.
8308 (build_abbrev_table): Assert we do not try to replace
8309 DW_AT_signature refs with local refs.
8311 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8314 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8315 for lastprivate/linear IV, push gimplify context around gimplify_assign
8316 and, if it needed any temporaries, pop it into a gimple bind around the
8319 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8321 * common.opt (-Wattribute-alias): Remove "no-" from name.
8322 Make -Wattribute-alias command line option and
8323 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8325 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8328 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8329 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8331 (bmi2): Add missing @opindex.
8332 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8333 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8334 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8335 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8336 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8337 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8338 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8339 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8340 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8341 xsavec, xsaveopt and xsaves options.
8343 2019-01-28 Richard Biener <rguenther@suse.de>
8346 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8349 2019-01-28 Richard Biener <rguenther@suse.de>
8351 PR tree-optimization/88739
8352 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8353 BIT_FIELD_REFs only are applied to mode-precision operands
8354 when they are integral.
8355 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8356 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8357 BIT_FIELD_REFs of non-mode-precision integral operands.
8359 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8362 * config/i386/sse.md
8363 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8364 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8365 first constants in pairs are multiples of 2. Formatting fixes.
8366 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8367 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8368 first constants in each quadruple are multiples of 4. Formatting fixes.
8370 2019-01-26 Martin Jambor <mjambor@suse.cz>
8373 * tree-inline.c: Include tree-cfgcleanup.h.
8374 (delete_unreachable_blocks_update_callgraph): Move...
8375 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8376 ...here, make externally visible, make second argument bool, adjust
8378 * tree-cfgcleanup.c: Include cgraph.h.
8379 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8381 * ipa-prop.c: Include tree-cfgcleanup.h.
8382 (ipcp_transform_function): Call
8383 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8385 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8387 PR rtl-optimization/88846
8388 * ira.c (process_set_for_memref_referenced_p): New.
8389 (memref_referenced_p): Add new param. Use
8390 process_set_for_memref_referenced_p. Add new switch cases.
8391 (memref_used_between_p): Pass new arg to memref_referenced_p.
8393 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8396 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8397 argument ABI_BREAK. Set to true if the calculated alignment has
8398 changed in gcc-9. Check bit-fields for their base type alignment.
8399 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8400 (aarch64_function_arg_boundary): Likewise.
8401 (aarch64_gimplify_va_arg_expr): Likewise.
8403 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8406 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8407 instead of accessing TREE_INT_CST_ELT directly.
8409 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8411 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8412 fenv_exceptions description.
8414 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8416 PR rtl-optimization/87763
8417 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8418 Allow SUBREG when matching CC_NZmode compare.
8420 2019-01-25 Richard Biener <rguenther@suse.de>
8422 PR tree-optimization/89049
8423 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8424 Look at the pattern stmt to determine if the stmt is vectorized.
8426 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8428 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8429 (pred_mov<mode>): Handle all-register forms using both a new
8430 alternative and a split.
8432 2019-01-25 Richard Biener <rguenther@suse.de>
8434 PR tree-optimization/86865
8435 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8436 Reject non-do-while loops.
8438 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8440 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8441 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8442 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8443 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8444 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8445 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8446 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8447 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8448 vlogical_operand, gpc_reg_operand, int_reg_operand,
8449 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8450 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8451 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8452 (save_world_operation, restore_world_operation, lmw_operation,
8453 stmw_operation): Use MEM_P and REG_P.
8454 (tie_operand): Use MEM_P.
8455 (vrsave_operation, crsave_operation): Use REG_P.
8456 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8457 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8458 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8459 (call_operand): Use HARD_REGISTER_P.
8460 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8462 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8463 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8464 quad_aligned_load_p, replace_swapped_aligned_store,
8465 recombine_lvx_pattern, replace_swapped_aligned_load,
8466 recombine_stvx_pattern): Use MEM_P.
8467 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8468 Use MEM_P and SYMBOL_REF_P.
8469 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8470 (insn_is_swappable_p): Use REG_P and MEM_P.
8471 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8472 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8474 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8476 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8478 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8479 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8480 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8481 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8483 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8484 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8485 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8486 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8487 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8488 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8489 rs6000_split_logical_di): Use CONST_INT_P.
8490 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8491 REG_P and SYMBOL_REF_P.
8492 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8493 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8494 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8495 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8496 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8497 (small_data_operand, print_operand_address): Use CONST_INT_P and
8499 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8500 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8501 Use HARD_REGISTER_NUM_P.
8502 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8503 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8504 SUBREG_P and SYMBOL_REF_P.
8505 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8506 and HARD_REGISTER_NUM_P.
8507 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8509 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8510 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8512 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8513 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8514 find_addr_reg): Use REG_P.
8515 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8516 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8517 (offsettable_ok_by_alignment, constant_pool_expr_p,
8518 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8519 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8520 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8521 rs6000_assemble_integer, create_TOC_reference,
8522 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8523 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8524 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8525 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8526 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8527 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8528 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8529 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8530 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8531 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8532 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8533 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8534 and cbranch<mode>4): Use CONST_INT_P.
8535 (multiple define_splits): Use REG_P and SUBREG_P.
8536 (define_expands call, call_value): Use MEM_P.
8537 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8538 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8539 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8540 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8541 and HARD_REGISTER_NUM_P.
8542 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8544 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8546 PR rtl-optimization/88948
8547 * rtl.h (prepare_copy_insn): New prototype.
8548 * gcse.c (prepare_copy_insn): New function, split out from
8549 process_insert_insn.
8550 (process_insert_insn): Use prepare_copy_insn.
8551 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8552 instead of gen_move_insn.
8554 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8557 * config/i386/i386.c (ix86_pic_register_p): Return true for
8560 PR tree-optimization/88964
8561 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8562 punt if HONOR_SNANS (chrec).
8565 * tree-nested.c (convert_nonlocal_reference_stmt,
8566 convert_local_reference_stmt, convert_tramp_reference_stmt,
8567 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8568 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8571 PR tree-optimization/89027
8572 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8573 for "omp simd array" variables.
8575 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8578 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8579 force the alignment of m_val.
8581 2019-01-24 Richard Biener <rguenther@suse.de>
8584 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8585 When in "legacy" debug mode make sure to reset self-origins.
8587 2019-01-24 Martin Liska <mliska@suse.cz>
8589 PR gcov-profile/88994
8590 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8591 result will be always smaller or equal to the original.
8592 * gcov.c (mangle_name): Fix else branch where we should
8593 also copy to PTR and shift the pointer.
8595 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8597 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8598 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8600 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8602 * common/config/i386/i386-common.c
8603 (OPTION_MASK_ISA_ENQCMD_SET,
8604 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8605 (ix86_handle_option): Handle -menqcmd.
8606 * config.gcc (enqcmdintrin.h): New header file.
8607 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8608 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8610 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8612 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8613 __builtin_ia32_enqcmds): New builtins.
8614 * config/i386/i386-c.c (__ENQCMD__): New macro.
8615 * config/i386/i386-option.c (ix86_target_string): Add
8617 (ix86_valid_target_attribute_inner_p): Likewise.
8618 * config/i386/i386-expand.c
8619 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8620 IX86_BUILTIN_ENQCMDS.
8621 * config/i386/i386.h (TARGET_ENQCMD): New.
8622 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8623 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8624 (movdir64b_<mode>): Parameterize to enable share expansion code
8625 with ENQCMD in function ix86_expand_builtin.
8626 * config/i386/i386.opt: Add -menqcmd.
8627 * config/i386/immintrin.h: Include enqcmdintrin.h.
8628 * config/i386/enqcmdintrin.h: New intrinsic file.
8629 * doc/invoke.texi: Add -menqcmd.
8631 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8632 Steve Ellcey <sellcey@marvell.com>
8635 * recog.c (address_operand): Return false on wrong mode for address.
8636 (constrain_operands): Check for mode with 'p' constraint.
8638 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8641 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8642 Disparage MMX alternative.
8643 (sse2_cvtpd2pi): Ditto.
8644 (sse2_cvttpd2pi): Ditto.
8646 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8649 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8650 use-after-free of the result of
8651 aarch64_get_extension_string_for_isa_flags.
8653 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8656 * doc/extend.texi: Document break and continue behavior in
8657 statement expressions.
8659 2019-01-23 Richard Biener <rguenther@suse.de>
8661 PR tree-optimization/89008
8662 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8663 not leave another stray operand.
8665 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8667 * BASE-VER: Bump to 9.0.1.
8669 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8671 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8672 thunk that returns by reference, use the type of the return object
8673 of the thunk instead of that of the alias to build the dereference.
8675 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8677 * config/arc/atomic.md: Add operand to DMB instruction.
8679 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8681 PR tree-optimization/88964
8682 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8683 build_zero_cst instead of build_int_cst. Return false for loop
8684 invariants which honor signed zeros.
8686 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8688 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8690 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8693 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8694 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8695 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8698 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8699 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8702 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8703 Disable for little endian.
8705 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8708 * config/arm/arm.c (arm_needs_double_word_align): Check
8709 DECL_BIT_FIELD_TYPE.
8711 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8712 H.J. Lu <hongjiu.lu@intel.com>
8715 * config/i386/i386-builtin.def: Add mask2 to all builtin
8716 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8718 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8719 (BDESC_FIRST): Likewise.
8720 (define_builtin): Add an argument for mask2. Updated to handle
8721 both ix86_isa_flags and ix86_isa_flags2.
8722 (define_builtin_const): Likewise.
8723 (define_builtin_pure): Likewise.
8724 (define_builtin2): Deleted.
8725 (define_builtin_const2): Likewise.
8726 (builtin_description): Add a member, mask2.
8727 (bdesc_*): Add mask2 to builtin initializations.
8728 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8729 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8731 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8733 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8736 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8739 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8742 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8743 alignment is dominated by a bitfield with 64-bit aligned base type.
8744 (arm_function_arg): Emit a warning if the alignment has changed since
8745 earlier GCC releases.
8746 (arm_function_arg_boundary): Likewise.
8747 (arm_setup_incoming_varargs): Likewise.
8749 2019-01-22 Richard Biener <rguenther@suse.de>
8751 PR tree-optimization/88862
8752 * graphite-scop-detection.c
8753 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8755 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8757 * doc/extend.tex (AMD GCN Function Attributes): New section.
8758 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8759 * doc/invoke.texi (AMD GCN Options): New section.
8760 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8762 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8764 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8765 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8767 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8769 PR tree-optimization/88044
8770 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8771 is false in the first iteration, but !every_iteration, return false
8772 instead of true with niter->niter zero.
8774 PR rtl-optimization/88904
8775 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8776 any nonequal registers before processing BB_END (b).
8779 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8781 (expand_binop_directly, expand_doubleword_clz,
8782 expand_doubleword_popcount, expand_ctz, expand_ffs,
8783 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8785 PR rtl-optimization/49429
8787 PR rtl-optimization/86334
8789 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8790 addressable from here...
8791 (emit_block_op_via_libcall): ... to here.
8793 2019-01-22 Richard Biener <rguenther@suse.de>
8795 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8796 auto_vec for cost vector to fix memleak.
8797 (vectorize_fold_left_reduction): Properly gather SLP defs.
8798 (vectorizable_comparison): Do not swap operands to properly
8801 2019-01-22 Alan Modra <amodra@gmail.com>
8804 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8805 stays a reg. Allow a const_int.
8806 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8807 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8808 (IS_NOMARK_TLSGETADDR): Define.
8809 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8810 (rs6000_output_tlsargs): New function.
8811 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8812 __tls_get_addr call takes an arg.
8813 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8814 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8816 (call_value_nonlocal_sysv): ..or here, delete split.
8817 (tls_gdld_nomark): Delete.
8818 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8819 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8820 (call_value_nonlocal_sysv): Likewise.
8821 (call_value_nonlocal_sysv_secure): Likewise.
8822 (call_value_nonlocal_aix): Likewise.
8823 (call_value_indirect_aix): Likewise.
8824 (call_value_indirect_elfv2): Likewise.
8825 (call_value_local32, call_value_local64): Disable for no-mark tls.
8826 (call_value_local_aix): Likewise.
8828 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8831 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8832 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8834 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8836 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8837 string contents as hash_map keys.
8839 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8842 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8843 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8844 instead of TYPE_ALIGN.
8845 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8846 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8847 pointer from TYPE_STUB_DECL.
8849 2019-01-21 Richard Biener <rguenther@suse.de>
8851 PR tree-optimization/88934
8852 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8853 at the possibly non-constant operand.
8854 (vect_get_constant_vectors): Adjust.
8856 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8859 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8860 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8861 instead of _X86INTRIN_H_INCLUDED.
8862 * onfig/i386/clwbintrin.h: Likewise.
8863 * config/i386/pkuintrin.h: Likewise.
8864 * config/i386/prfchwintrin.h: Likewise.
8865 * config/i386/rdseedintrin.h: Likewise.
8866 * config/i386/wbnoinvdintrin.h: Likewise.
8867 * config/i386/xsavecintrin.h: Likewise.
8868 * config/i386/xsavesintrin.h: Likewise.
8869 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8870 * config/i386/xsaveintrin.h: Likewise.
8871 * config/i386/xsaveoptintrin.h: Likewise.
8872 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8873 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8874 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8875 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8876 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8877 * config/i386/immintrin.h: Here.
8879 2019-01-20 Martin Jambor <mjambor@suse.cz>
8882 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8883 with aa_walk_budget.
8884 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8885 aa_walk_budget_p parameter.
8886 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8887 walk. Updated all callers.
8888 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8889 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8891 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8892 parameter info. Extract info from fbi. Pass fbi to recursive calls
8893 and to unmodified_parm.
8894 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8895 info, updated call to will_be_nonconstant_expr_predicate.
8896 (param_change_prob): New parameter fbi, limit AA walking.
8897 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8898 calls to various above functions.
8899 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8900 parameter. Use it to limit AA walking.
8901 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8903 (detect_type_change): New parameter fbi, pass it on to
8904 detect_type_change_from_memory_writes.
8905 (detect_type_change_ssa): Likewise.
8906 (aa_overwalked): Removed.
8907 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8908 accordingly, adjust to the neew AA limiting scheme.
8909 (parm_ref_data_preserved_p): Likewise.
8910 (ipa_compute_jump_functions_for_edge): Adjust call to
8912 (ipa_analyze_call_uses): Likewise.
8913 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8914 (ipa_analyze_node): Initialize aa_walk_budget.
8915 (ipcp_transform_function): Likewise.
8916 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8917 to get_dynamic_type.
8919 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8921 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8922 outside of #if CHECKING_P code.
8924 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8926 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8927 New function, split out from...
8928 (loop_versioning::analyze_stride): ...here.
8929 (loop_versioning::find_per_loop_multiplication): Use gassign.
8930 (loop_versioning::analyze_term_using_scevs): Return a success code.
8931 (loop_versioning::analyze_arbitrary_term): New function.
8932 (loop_versioning::analyze_address_fragment): Use
8933 analyze_arbitrary_term if all else fails.
8935 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8938 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8941 2019-01-18 Richard Biener <rguenther@suse.de>
8943 PR tree-optimization/88903
8944 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8945 scalar stmts a SLP shift amount is composed of when detecting
8948 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8951 * config/arm/arm-cpus.in (mp): New feature.
8953 (fgroup ARMv7ve): Add mp and sec features.
8954 (arch armv7-a): Add options to allow mp and sec extensions.
8955 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8956 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8957 extenstions to the base architecture.
8958 (cpu cortex-a8): Add sec extension to the base architecture.
8959 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8960 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8961 variants down to the base v7-a varaint.
8962 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8963 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8964 of permitted extensions for -march=armv7-a and for
8965 -mcpu=generic-armv7-a.
8967 2019-01-18 Martin Liska <mliska@suse.cz>
8969 * params.def: Fix comment.
8970 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8972 (gimple_gen_ic_func_profiler): Likewise.
8974 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8976 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8977 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8978 and put in error checks for stack protector guard options.
8979 (aarch64_stack_protect_guard): New.
8980 (TARGET_STACK_PROTECT_GUARD): Define.
8981 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8982 (reg_stack_protect_address<mode>): New.
8983 (stack_protect_set): Adjust for SSP_GLOBAL.
8984 (stack_protect_test): Likewise.
8985 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8986 (-mstack-protector-guard): Likewise.
8987 (-mstack-protector-guard-offset): Likewise.
8989 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8991 PR tree-optimization/86214
8992 * tree-inline.h (struct copy_body_data): Add
8993 add_clobbers_to_eh_landing_pads member.
8994 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8995 (copy_edges_for_bb): Call it if EH edge destination is <
8996 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8997 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8998 if flag_stack_reuse != SR_NONE and clear it afterwards.
9000 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
9003 * doc/install.texi (with-multilib-list): Document for aarch64.
9005 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9008 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
9009 (("..."))) with ("...").
9011 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9013 * doc/extend.texi (Built-in Functions for Memory Model Aware
9014 Atomic Operations): Document atomic fetch and nand.
9016 2019-01-18 Martin Liska <mliska@suse.cz>
9017 Richard Biener <rguenther@suse.de>
9020 * cgraph.h (create_version_clone_with_body): Add new argument
9022 * cgraphclones.c (cgraph_node::create_version_clone): Add
9023 DECL_ATTRIBUTES to a newly created decl. And call
9024 valid_attribute_p so that proper cl_target_optimization_node
9025 is set for the newly created declaration.
9026 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
9028 (expand_target_clones): Do not call valid_attribute_p, it must
9030 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
9033 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9036 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
9037 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
9038 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
9040 2019-01-17 Martin Sebor <msebor@redhat.com>
9043 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
9044 Handle anti-ranges the same as no range at all.
9046 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9048 * config/aarch64/aarch64.c (cgraph.h): New include.
9049 (intl.h): New include.
9050 (supported_simd_type): New function.
9051 (currently_supported_simd_type): Ditto.
9052 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9053 (aarch64_simd_clone_adjust): Ditto.
9054 (aarch64_simd_clone_usable): Ditto.
9055 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9056 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9057 (TARGET_SIMD_CLONE_USABLE): Ditto.
9058 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9059 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9062 2019-01-17 Martin Sebor <msebor@redhat.com>
9064 PR tree-optimization/88800
9065 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9066 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9067 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9068 redundant argument. Add new argument and issue diagnostics under
9069 its control. Detect out-of-bounds access even with warnings
9071 (check_bounds_or_overlap): Change return type. Add argument.
9072 (wrestrict_dom_walker::check_call): Adjust.
9073 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9074 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9075 check_bounds_or_overlap's return value.
9076 (handle_builtin_stxncpy): Same.
9077 (handle_builtin_strcat): Same.
9079 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9080 Kwok Cheung Yeung <kcy@codesourcery.com>
9081 Julian Brown <julian@codesourcery.com>
9082 Tom de Vries <tom@codesourcery.com>
9084 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9086 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9088 * doc/sourcebuild.texi: Document dg-require-effective-target
9089 llvm_binutils and offload_gcn.
9091 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9092 Kwok Cheung Yeung <kcy@codesourcery.com>
9093 Julian Brown <julian@codesourcery.com>
9094 Tom de Vries <tom@codesourcery.com>
9096 * doc/sourcebuild.texi: Document dg-required-effective-target
9099 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9100 Kwok Cheung Yeung <kcy@codesourcery.com>
9101 Julian Brown <julian@codesourcery.com>
9102 Tom de Vries <tom@codesourcery.com>
9103 Jan Hubicka <hubicka@ucw.cz>
9104 Martin Jambor <mjambor@suse.cz>
9106 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9107 * configure.ac: Check for dlopen.
9108 * configure: Regenerate.
9110 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9111 Kwok Cheung Yeung <kcy@codesourcery.com>
9112 Julian Brown <julian@codesourcery.com>
9113 Tom de Vries <tom@codesourcery.com>
9114 Jan Hubicka <hubicka@ucw.cz>
9115 Martin Jambor <mjambor@suse.cz>
9117 * common/config/gcn/gcn-common.c: New file.
9118 * config/gcn/driver-gcn.c: New file.
9119 * config/gcn/gcn-builtins.def: New file.
9120 * config/gcn/gcn-hsa.h: New file.
9121 * config/gcn/gcn-modes.def: New file.
9122 * config/gcn/gcn-opts.h: New file.
9123 * config/gcn/gcn-passes.def: New file.
9124 * config/gcn/gcn-protos.h: New file.
9125 * config/gcn/gcn-run.c: New file.
9126 * config/gcn/gcn-tree.c: New file.
9127 * config/gcn/gcn.c: New file.
9128 * config/gcn/gcn.h: New file.
9129 * config/gcn/gcn.opt: New file.
9130 * config/gcn/t-gcn-hsa: New file.
9132 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9133 Kwok Cheung Yeung <kcy@codesourcery.com>
9134 Julian Brown <julian@codesourcery.com>
9135 Tom de Vries <tom@codesourcery.com>
9136 Jan Hubicka <hubicka@ucw.cz>
9137 Martin Jambor <mjambor@suse.cz>
9139 * config/gcn/constraints.md: New file.
9140 * config/gcn/gcn-valu.md: New file.
9141 * config/gcn/gcn.md: New file.
9142 * config/gcn/predicates.md: New file.
9144 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9146 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9147 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9148 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9149 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9151 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9154 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9155 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9156 it and document registers.
9158 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9160 * config/aarch64/aarch64.c (ares_tunings): Define.
9161 * config/aarch64/aarch64-cores.def (ares): Use the above.
9163 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9167 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9169 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9170 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9171 (_mm512_maskz_fixupimm_round_pd): Ditto.
9172 (_mm512_fixupimm_round_ps): Ditto.
9173 (_mm512_maskz_fixupimm_round_ps): Ditto.
9174 (_mm_fixupimm_round_sd): Ditto.
9175 (_mm_maskz_fixupimm_round_sd): Ditto.
9176 (_mm_fixupimm_round_ss): Ditto.
9177 (_mm_maskz_fixupimm_round_ss): Ditto.
9178 (_mm512_fixupimm_pd): Ditto.
9179 (_mm512_maskz_fixupimm_pd): Ditto.
9180 (_mm512_fixupimm_ps): Ditto.
9181 (_mm512_maskz_fixupimm_ps): Ditto.
9182 (_mm_fixupimm_sd): Ditto.
9183 (_mm_maskz_fixupimm_sd): Ditto.
9184 (_mm_fixupimm_ss): Ditto.
9185 (_mm_maskz_fixupimm_ss): Ditto.
9186 (_mm512_mask_fixupimm_round_pd): Update builtin.
9187 (_mm512_mask_fixupimm_round_ps): Ditto.
9188 (_mm_mask_fixupimm_round_sd): Ditto.
9189 (_mm_mask_fixupimm_round_ss): Ditto.
9190 (_mm512_mask_fixupimm_pd): Ditto.
9191 (_mm512_mask_fixupimm_ps): Ditto.
9192 (_mm_mask_fixupimm_sd): Ditto.
9193 (_mm_mask_fixupimm_ss): Ditto.
9194 * config/i386/avx512vlintrin.h:
9195 (_mm256_fixupimm_pd): Update parameters and builtin.
9196 (_mm256_maskz_fixupimm_pd): Ditto.
9197 (_mm256_fixupimm_ps): Ditto.
9198 (_mm256_maskz_fixupimm_ps): Ditto.
9199 (_mm_fixupimm_pd): Ditto.
9200 (_mm_maskz_fixupimm_pd): Ditto.
9201 (_mm_fixupimm_ps): Ditto.
9202 (_mm_maskz_fixupimm_ps): Ditto.
9203 (_mm256_mask_fixupimm_pd): Update builtin.
9204 (_mm256_mask_fixupimm_ps): Ditto.
9205 (_mm_mask_fixupimm_pd): Ditto.
9206 (_mm_mask_fixupimm_ps): Ditto.
9207 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9208 * config/i386/i386-builtin.def: Update builtin definitions.
9209 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9210 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9211 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9212 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9213 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9214 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9215 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9216 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9217 * config/i386/subst.md:
9218 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9219 (round_saeonly_sd_mask_op4): Ditto.
9220 (round_saeonly_expand_operand5): Ditto.
9221 (round_saeonly_expand): Update.
9223 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9227 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9229 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9230 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9231 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9232 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9233 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9234 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9235 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9237 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9241 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9244 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9245 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9246 instead of UNSPEC_FIXUPIMM.
9248 2019-01-17 Richard Biener <rguenther@suse.de>
9251 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9252 and friends for the LTO part of debug info.
9254 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9256 PR tree-optimization/86214
9257 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9260 PR rtl-optimization/88870
9261 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9262 throw if we can't alter the cfg or delete dead exceptions.
9263 (mark_insn): Don't call find_call_stack_args for such calls.
9265 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9267 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9268 prototypes for vec_st.
9269 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9270 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9271 mainly on signed/unsigned long long and double.
9273 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9276 * combine.c (delete_noop_moves): Convert to "bool" return,
9277 returning true if any edges are eliminated.
9278 (combine_instructions): Also return true if delete_noop_moves
9281 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9283 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9284 correct max nunits for endian swap.
9285 (aarch64_expand_fcmla_builtin): Correct subreg code.
9286 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9287 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9290 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9292 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9293 Handle split indirect COMPLEX_TYPE arguments.
9295 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9298 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9299 bit is set by add and compare.
9300 (CC_ADC): New CC_MODE.
9301 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9302 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9303 comparison. Add detection for CC_ADCmode.
9304 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9306 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9307 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9308 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9309 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9310 to eliminate the need for zero-extending the operands.
9311 (add<mode>3_compareC_imm): Delete. Merge into ...
9312 (add<mode>3_compareC): ... this. Restructure the comparison to
9313 eliminate the need for zero-extending the operands.
9314 (add<mode>3_carryin): Use LTU for the overflow detection.
9315 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9316 Reexpress comparison for overflow.
9317 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9318 (add<mode>3_carryinC): Likewise.
9319 (add<mode>3_carryinV): Use LTU for carry between partials.
9320 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9321 handling of CC_Cmode and add CC_ADCmode.
9322 (aarch64_borrow_operation): Likewise.
9324 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9326 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9327 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9328 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9329 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9331 2019-01-16 Martin Liska <mliska@suse.cz>
9333 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9335 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9337 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9338 (path_prefix_reset): Move up in the source file.
9339 (find_fortran_preinclude_file): Make complex search for the
9340 fortran header files.
9342 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9344 * godump.c (go_output_typedef): When outputting a typedef, refer
9345 to the underlying type by its name and not its structure.
9347 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9350 * tree.c (build_function_type): Assert that arg_types is not
9353 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9356 * doc/extend.texi: Document that listing the stack pointer in the
9357 clobber list of an asm is a deprecated feature.
9358 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9359 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9360 warning instead of an error for clobbers of the stack pointer.
9361 Add a note explaining why.
9363 2019-01-15 Richard Biener <rguenther@suse.de>
9366 * dwarf2out.c (gen_member_die): Do not generate inheritance
9369 2019-01-15 Richard Biener <rguenther@suse.de>
9371 PR tree-optimization/88855
9372 * tree-if-conv.c (combine_blocks): Collect
9373 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9375 2019-01-15 Tom de Vries <tdevries@suse.de>
9378 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9379 lhs == NULL_TREE for gang-level reduction.
9381 2019-01-15 Richard Biener <rguenther@suse.de>
9382 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9385 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9386 return true if SSA_NAME is already marked in visited bitmap.
9387 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9389 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9391 PR tree-optimization/88775
9392 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9393 equal == 0 equality pointer comparisons some more if compared in
9394 integral types and either one points to an automatic var and the
9395 other to a global, or we can prove at least one points to the middle
9396 or both point to start or both point to end.
9398 2019-01-14 Andi Kleen <ak@linux.intel.com>
9400 * Makefile.in: Lower autofdo sampling rate by 10x.
9401 * Makefile.tpl: Dito.
9403 2019-01-14 Tom Honermann <tom@honermann.net>
9405 * defaults.h: Define CHAR8_TYPE.
9407 2019-01-14 Martin Sebor <msebor@redhat.com>
9410 * doc/extend.texi (Darwin Format Checks): Clarify.
9412 2019-01-14 Richard Biener <rguenther@suse.de>
9414 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9415 whether we are in (simplify ...) or (match ...) context.
9417 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9419 PR rtl-optimization/88796
9420 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9421 * cfgexpand.c (stack_protect_prologue): Initialize
9422 crtl->stack_protect_guard_decl.
9423 * function.c (stack_protect_epilogue): Use it instead of calling
9424 targetm.stack_protect_guard again.
9425 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9426 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9427 crtl->stack_protect_guard_decl.
9428 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9429 on the returned MEM_EXPR.
9431 2019-01-12 Tom de Vries <tdevries@suse.de>
9433 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9434 vector length using -fopenacc-dim.
9436 2019-01-12 Tom de Vries <tdevries@suse.de>
9438 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9439 lengths into account.
9441 2019-01-12 Svante Signell <svante.signell@gmail.com>
9443 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9444 (TARGET_CAN_SPLIT_STACK): Define.
9445 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9447 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9449 * params.def (inline-unit-growth): Set to 40.
9451 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9453 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9455 2019-01-12 Tom de Vries <tdevries@suse.de>
9457 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9458 region calling vector-partitionable routine, set default_vector_length
9461 2019-01-12 Tom de Vries <tdevries@suse.de>
9463 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9464 variable default_vector_length.
9466 2019-01-12 Tom de Vries <tdevries@suse.de>
9469 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9470 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9473 2019-01-12 Tom de Vries <tdevries@suse.de>
9475 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9476 (nvptx_goacc_validate_dims): Add used parameter.
9477 * doc/tm.texi: Regenerate.
9478 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9479 argument to call to targetm.goacc.validate_dims.
9480 (default_goacc_validate_dims): Add used
9482 * target.def (validate_dims): Add used parameter in DEFHOOK.
9483 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9485 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9489 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9491 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9492 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9493 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9494 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9496 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9498 PR rtl-optimization/87305
9500 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9501 for little endian pseudos used as paradoxical subreg.
9503 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9505 PR tree-optimization/88693
9506 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9507 for STRING_CSTs that don't contain any NUL characters in the first
9508 TREE_STRING_LENGTH bytes.
9510 2019-01-11 Alan Modra <amodra@gmail.com>
9514 * genattrtab.c (min_fn): Don't translate values.
9515 (min_attr_value): Return INT_MAX when the value can't be calculated.
9516 Return minimum among any values that can be calculated.
9517 (max_attr_value): Adjust.
9519 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9521 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9523 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9525 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9526 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9527 (aarch64_return_call_with_max_clobbers): New function.
9528 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9529 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9531 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9532 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9533 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9534 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9535 * cselib.c (cselib_process_insn): Add argument to
9536 targetm.hard_regno_call_part_clobbered call.
9537 * ira-conflicts.c (ira_build_conflicts): Ditto.
9538 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9539 * lra-constraints.c (inherit_reload_reg): Ditto.
9540 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9541 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9542 argument. Call targetm.return_call_with_max_clobbers.
9543 Add argument to targetm.hard_regno_call_part_clobbered call.
9544 (calls_have_same_clobbers_p): New function.
9545 (process_bb_lives): Add call_insn and last_call_insn variables.
9546 Pass call_insn to check_pseudos_live_through_calls.
9547 Modify if stmt to check targetm.return_call_with_max_clobbers.
9548 Update setting of flush variable.
9549 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9551 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9552 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9553 targetm.hard_regno_call_part_clobbered call.
9554 * reginfo.c (choose_hard_reg_mode): Ditto.
9555 * regrename.c (check_new_reg_p): Ditto.
9556 * reload.c (find_equiv_reg): Ditto.
9557 * reload1.c (emit_reload_insns): Ditto.
9558 * sched-deps.c (deps_analyze_insn): Ditto.
9559 * sel-sched.c (init_regs_for_mode): Ditto.
9560 (mark_unavailable_hard_regs): Ditto.
9561 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9562 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9563 (return_call_with_max_clobbers): New target function.
9564 * doc/tm.texi: Regenerate.
9565 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9566 * hooks.c (hook_bool_uint_mode_false): Change to
9567 hook_bool_insn_uint_mode_false.
9568 * hooks.h (hook_bool_uint_mode_false): Ditto.
9570 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9572 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9573 (aarch64_remove_extra_call_preserved_regs): New function.
9574 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9575 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9576 * doc/tm.texi: Regenerate.
9577 * final.c (get_call_reg_set_usage): Call new hook.
9578 * target.def (remove_extra_call_preserved_regs): New hook.
9579 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9580 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9582 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9585 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9586 inside of pass_combine_1 dump rather than pass_profile_1.
9588 2019-01-11 Tom de Vries <tdevries@suse.de>
9590 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9591 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9592 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9593 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9596 2019-01-11 Tom de Vries <tdevries@suse.de>
9598 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9600 2019-01-11 Jan Beulich <jbeulich@suse.com>
9602 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9603 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9604 sse2_cvtsi2sd): Add {l}.
9605 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9608 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9611 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9613 (*float<floatunssuffix>v2div2sf2): New define_insn.
9614 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9615 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9616 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9617 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9618 match_operands with "const0_operand" "C".
9620 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9622 * config/aarch64/aarch64-builtins.c
9623 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9624 (aarch64_init_simd_builtins): ...Here
9626 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9628 PR rtl-optimization/87305
9630 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9631 allocation for big endian pseudos used as paradoxical subregs and
9632 spill them if it is wrong.
9633 * lra-constraints.c (lra_constraints): Add a comment.
9635 2019-01-10 Richard Biener <rguenther@suse.de>
9637 PR tree-optimization/88792
9638 * tree-ssa-pre.c (get_representative_for): Do not return a
9641 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9645 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9646 (assign_parm_setup_block): Do the argument slot realignment here
9649 2019-01-10 Stefan Agner <stefan@agner.ch>
9652 * config/arm/arm.c (arm_option_override_internal): Force
9653 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9655 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9658 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9661 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9663 * config/arm/arm-builtins.c
9664 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9665 (MAC_LANE_PAIR_QUALIFIERS): New.
9666 (arm_expand_builtin_args): Use it.
9667 (arm_expand_builtin_1): Likewise.
9668 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9669 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9670 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9671 * config/arm/arm_neon.h:
9672 (vcadd_rot90_f16): New.
9673 (vcaddq_rot90_f16): New.
9674 (vcadd_rot270_f16): New.
9675 (vcaddq_rot270_f16): New.
9678 (vcmla_lane_f16): New.
9679 (vcmla_laneq_f16): New.
9680 (vcmlaq_lane_f16): New.
9681 (vcmlaq_laneq_f16): New.
9682 (vcmla_rot90_f16): New.
9683 (vcmlaq_rot90_f16): New.
9684 (vcmla_rot90_lane_f16): New.
9685 (vcmla_rot90_laneq_f16): New.
9686 (vcmlaq_rot90_lane_f16): New.
9687 (vcmlaq_rot90_laneq_f16): New.
9688 (vcmla_rot180_f16): New.
9689 (vcmlaq_rot180_f16): New.
9690 (vcmla_rot180_lane_f16): New.
9691 (vcmla_rot180_laneq_f16): New.
9692 (vcmlaq_rot180_lane_f16): New.
9693 (vcmlaq_rot180_laneq_f16): New.
9694 (vcmla_rot270_f16): New.
9695 (vcmlaq_rot270_f16): New.
9696 (vcmla_rot270_lane_f16): New.
9697 (vcmla_rot270_laneq_f16): New.
9698 (vcmlaq_rot270_lane_f16): New.
9699 (vcmlaq_rot270_laneq_f16): New.
9700 (vcadd_rot90_f32): New.
9701 (vcaddq_rot90_f32): New.
9702 (vcadd_rot270_f32): New.
9703 (vcaddq_rot270_f32): New.
9706 (vcmla_lane_f32): New.
9707 (vcmla_laneq_f32): New.
9708 (vcmlaq_lane_f32): New.
9709 (vcmlaq_laneq_f32): New.
9710 (vcmla_rot90_f32): New.
9711 (vcmlaq_rot90_f32): New.
9712 (vcmla_rot90_lane_f32): New.
9713 (vcmla_rot90_laneq_f32): New.
9714 (vcmlaq_rot90_lane_f32): New.
9715 (vcmlaq_rot90_laneq_f32): New.
9716 (vcmla_rot180_f32): New.
9717 (vcmlaq_rot180_f32): New.
9718 (vcmla_rot180_lane_f32): New.
9719 (vcmla_rot180_laneq_f32): New.
9720 (vcmlaq_rot180_lane_f32): New.
9721 (vcmlaq_rot180_laneq_f32): New.
9722 (vcmla_rot270_f32): New.
9723 (vcmlaq_rot270_f32): New.
9724 (vcmla_rot270_lane_f32): New.
9725 (vcmla_rot270_laneq_f32): New.
9726 (vcmlaq_rot270_lane_f32): New.
9727 (vcmlaq_rot270_laneq_f32): New.
9728 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9729 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9730 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9731 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9732 vcmlaq_lane270): New.
9733 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9734 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9735 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9736 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9737 (arm_option_reconfigure_globals): Use them.
9738 * config/arm/iterators.md (VDF, VQ_HSF): New.
9739 (VCADD, VCMLA): New.
9740 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9741 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9743 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9744 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9746 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9748 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9749 Add qualifier_lane_pair_index.
9750 (emit-rtl.h): Include.
9751 (TYPES_QUADOP_LANE_PAIR): New.
9752 (aarch64_simd_expand_args): Use it.
9753 (aarch64_simd_expand_builtin): Likewise.
9754 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9756 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9757 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9758 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9759 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9760 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9761 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9762 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9763 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9764 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9765 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9766 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9767 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9768 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9769 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9770 Add __ARM_FEATURE_COMPLEX.
9771 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9772 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9773 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9774 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9775 fcmlaq_lane270): New.
9776 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9777 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9778 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9779 * config/aarch64/arm_neon.h:
9780 (vcadd_rot90_f16): New.
9781 (vcaddq_rot90_f16): New.
9782 (vcadd_rot270_f16): New.
9783 (vcaddq_rot270_f16): New.
9786 (vcmla_lane_f16): New.
9787 (vcmla_laneq_f16): New.
9788 (vcmlaq_lane_f16): New.
9789 (vcmlaq_rot90_lane_f16): New.
9790 (vcmla_rot90_laneq_f16): New.
9791 (vcmla_rot90_lane_f16): New.
9792 (vcmlaq_rot90_f16): New.
9793 (vcmla_rot90_f16): New.
9794 (vcmlaq_laneq_f16): New.
9795 (vcmla_rot180_laneq_f16): New.
9796 (vcmla_rot180_lane_f16): New.
9797 (vcmlaq_rot180_f16): New.
9798 (vcmla_rot180_f16): New.
9799 (vcmlaq_rot90_laneq_f16): New.
9800 (vcmlaq_rot270_laneq_f16): New.
9801 (vcmlaq_rot270_lane_f16): New.
9802 (vcmla_rot270_laneq_f16): New.
9803 (vcmlaq_rot270_f16): New.
9804 (vcmla_rot270_f16): New.
9805 (vcmlaq_rot180_laneq_f16): New.
9806 (vcmlaq_rot180_lane_f16): New.
9807 (vcmla_rot270_lane_f16): New.
9808 (vcadd_rot90_f32): New.
9809 (vcaddq_rot90_f32): New.
9810 (vcaddq_rot90_f64): New.
9811 (vcadd_rot270_f32): New.
9812 (vcaddq_rot270_f32): New.
9813 (vcaddq_rot270_f64): New.
9817 (vcmla_lane_f32): New.
9818 (vcmla_laneq_f32): New.
9819 (vcmlaq_lane_f32): New.
9820 (vcmlaq_laneq_f32): New.
9821 (vcmla_rot90_f32): New.
9822 (vcmlaq_rot90_f32): New.
9823 (vcmlaq_rot90_f64): New.
9824 (vcmla_rot90_lane_f32): New.
9825 (vcmla_rot90_laneq_f32): New.
9826 (vcmlaq_rot90_lane_f32): New.
9827 (vcmlaq_rot90_laneq_f32): New.
9828 (vcmla_rot180_f32): New.
9829 (vcmlaq_rot180_f32): New.
9830 (vcmlaq_rot180_f64): New.
9831 (vcmla_rot180_lane_f32): New.
9832 (vcmla_rot180_laneq_f32): New.
9833 (vcmlaq_rot180_lane_f32): New.
9834 (vcmlaq_rot180_laneq_f32): New.
9835 (vcmla_rot270_f32): New.
9836 (vcmlaq_rot270_f32): New.
9837 (vcmlaq_rot270_f64): New.
9838 (vcmla_rot270_lane_f32): New.
9839 (vcmla_rot270_laneq_f32): New.
9840 (vcmlaq_rot270_lane_f32): New.
9841 (vcmlaq_rot270_laneq_f32): New.
9842 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9843 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9844 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9845 (FCADD, FCMLA): New.
9847 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9849 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9853 * config/pa/pa.c: Change "can not" to "cannot".
9854 * gimple-ssa-evrp-analyze.c: Likewise.
9855 * ipa-icf.c: Likewise.
9856 * ipa-polymorphic-call.c: Likewise.
9857 * ipa-pure-const.c: Likewise.
9858 * lra-constraints.c: Likewise.
9859 * lra-remat.c: Likewise.
9860 * reload1.c: Likewise.
9861 * reorg.c: Likewise.
9862 * tree-ssa-uninit.c: Likewise.
9864 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9868 * Makefile.in: Mechanically replace "can not" with "cannot".
9869 * alias.c: Likewise.
9870 * builtins.c: Likewise.
9871 * calls.c: Likewise.
9872 * cgraph.c: Likewise.
9873 * cgraph.h: Likewise.
9874 * cgraphclones.c: Likewise.
9875 * cgraphunit.c: Likewise.
9876 * combine-stack-adj.c: Likewise.
9877 * combine.c: Likewise.
9878 * common/config/i386/i386-common.c: Likewise.
9879 * config/aarch64/aarch64.c: Likewise.
9880 * config/alpha/sync.md: Likewise.
9881 * config/arc/arc.c: Likewise.
9882 * config/arc/predicates.md: Likewise.
9883 * config/arm/arm-c.c: Likewise.
9884 * config/arm/arm.c: Likewise.
9885 * config/arm/arm.h: Likewise.
9886 * config/arm/arm.md: Likewise.
9887 * config/arm/cortex-r4f.md: Likewise.
9888 * config/csky/csky.c: Likewise.
9889 * config/csky/csky.h: Likewise.
9890 * config/darwin-f.c: Likewise.
9891 * config/epiphany/epiphany.md: Likewise.
9892 * config/i386/i386.c: Likewise.
9893 * config/i386/sol2.h: Likewise.
9894 * config/m68k/m68k.c: Likewise.
9895 * config/mcore/mcore.h: Likewise.
9896 * config/microblaze/microblaze.md: Likewise.
9897 * config/mips/20kc.md: Likewise.
9898 * config/mips/sb1.md: Likewise.
9899 * config/nds32/nds32.c: Likewise.
9900 * config/nds32/predicates.md: Likewise.
9901 * config/pa/pa.c: Likewise.
9902 * config/rs6000/e300c2c3.md: Likewise.
9903 * config/rs6000/rs6000.c: Likewise.
9904 * config/s390/s390.h: Likewise.
9905 * config/sh/sh.c: Likewise.
9906 * config/sh/sh.md: Likewise.
9907 * config/spu/vmx2spu.h: Likewise.
9908 * cprop.c: Likewise.
9909 * dbxout.c: Likewise.
9910 * df-scan.c: Likewise.
9911 * doc/cfg.texi: Likewise.
9912 * doc/extend.texi: Likewise.
9913 * doc/fragments.texi: Likewise.
9914 * doc/gty.texi: Likewise.
9915 * doc/invoke.texi: Likewise.
9916 * doc/lto.texi: Likewise.
9917 * doc/md.texi: Likewise.
9918 * doc/objc.texi: Likewise.
9919 * doc/rtl.texi: Likewise.
9920 * doc/tm.texi: Likewise.
9922 * emit-rtl.c: Likewise.
9923 * emit-rtl.h: Likewise.
9924 * except.c: Likewise.
9925 * expmed.c: Likewise.
9927 * fold-const.c: Likewise.
9928 * genautomata.c: Likewise.
9929 * gimple-fold.c: Likewise.
9930 * hard-reg-set.h: Likewise.
9931 * ifcvt.c: Likewise.
9932 * ipa-comdats.c: Likewise.
9933 * ipa-cp.c: Likewise.
9934 * ipa-devirt.c: Likewise.
9935 * ipa-fnsummary.c: Likewise.
9936 * ipa-icf.c: Likewise.
9937 * ipa-inline-transform.c: Likewise.
9938 * ipa-inline.c: Likewise.
9939 * ipa-polymorphic-call.c: Likewise.
9940 * ipa-profile.c: Likewise.
9941 * ipa-prop.c: Likewise.
9942 * ipa-pure-const.c: Likewise.
9943 * ipa-reference.c: Likewise.
9944 * ipa-split.c: Likewise.
9945 * ipa-visibility.c: Likewise.
9947 * ira-build.c: Likewise.
9948 * ira-color.c: Likewise.
9949 * ira-conflicts.c: Likewise.
9950 * ira-costs.c: Likewise.
9951 * ira-int.h: Likewise.
9952 * ira-lives.c: Likewise.
9955 * loop-invariant.c: Likewise.
9956 * loop-unroll.c: Likewise.
9957 * lower-subreg.c: Likewise.
9958 * lra-assigns.c: Likewise.
9959 * lra-constraints.c: Likewise.
9960 * lra-eliminations.c: Likewise.
9961 * lra-lives.c: Likewise.
9962 * lra-remat.c: Likewise.
9963 * lra-spills.c: Likewise.
9965 * lto-cgraph.c: Likewise.
9966 * lto-streamer-out.c: Likewise.
9967 * postreload-gcse.c: Likewise.
9968 * predict.c: Likewise.
9969 * profile-count.h: Likewise.
9970 * profile.c: Likewise.
9971 * recog.c: Likewise.
9973 * reload.c: Likewise.
9974 * reload1.c: Likewise.
9975 * reorg.c: Likewise.
9976 * resource.c: Likewise.
9977 * rtl.def: Likewise.
9979 * rtlanal.c: Likewise.
9980 * sched-deps.c: Likewise.
9981 * sched-ebb.c: Likewise.
9982 * sched-rgn.c: Likewise.
9983 * sel-sched-ir.c: Likewise.
9984 * sel-sched.c: Likewise.
9985 * shrink-wrap.c: Likewise.
9986 * simplify-rtx.c: Likewise.
9987 * symtab.c: Likewise.
9988 * target.def: Likewise.
9989 * toplev.c: Likewise.
9990 * tree-call-cdce.c: Likewise.
9991 * tree-cfg.c: Likewise.
9992 * tree-complex.c: Likewise.
9993 * tree-core.h: Likewise.
9994 * tree-eh.c: Likewise.
9995 * tree-inline.c: Likewise.
9996 * tree-loop-distribution.c: Likewise.
9997 * tree-nrv.c: Likewise.
9998 * tree-profile.c: Likewise.
9999 * tree-sra.c: Likewise.
10000 * tree-ssa-alias.c: Likewise.
10001 * tree-ssa-dce.c: Likewise.
10002 * tree-ssa-dom.c: Likewise.
10003 * tree-ssa-forwprop.c: Likewise.
10004 * tree-ssa-loop-im.c: Likewise.
10005 * tree-ssa-loop-ivcanon.c: Likewise.
10006 * tree-ssa-loop-ivopts.c: Likewise.
10007 * tree-ssa-loop-niter.c: Likewise.
10008 * tree-ssa-phionlycprop.c: Likewise.
10009 * tree-ssa-phiopt.c: Likewise.
10010 * tree-ssa-propagate.c: Likewise.
10011 * tree-ssa-threadedge.c: Likewise.
10012 * tree-ssa-threadupdate.c: Likewise.
10013 * tree-ssa-uninit.c: Likewise.
10014 * tree-ssanames.c: Likewise.
10015 * tree-streamer-out.c: Likewise.
10016 * tree.c: Likewise.
10017 * tree.h: Likewise.
10018 * vr-values.c: Likewise.
10020 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
10022 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
10023 (ix86_split_xorsign): Ditto.
10024 * config/i386/i386.c (ix86_expand_xorsign): New function.
10025 (ix86_split_xorsign): Ditto.
10026 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
10027 (xorsign<mode>3): New expander.
10028 (xorsign<mode>3_1): New insn_and_split pattern.
10029 * config/i386/sse.md (xorsign<mode>3): New expander.
10031 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10033 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
10034 (*tablejump_sp64): Likewise.
10035 (*tablejump<P:mode>): ...this.
10036 (*call_address_sp32): Merge into...
10037 (*call_address_sp64): Likewise.
10038 (*call_address<P:mode>): ...this.
10039 (*call_symbolic_sp32): Merge into...
10040 (*call_symbolic_sp64): Likewise.
10041 (*call_symbolic<P:mode>): ...this.
10042 (call_value): Remove constraint and add predicate.
10043 (*call_value_address_sp32): Merge into...
10044 (*call_value_address_sp64): Likewise.
10045 (*call_value_address<P:mode>): ...this.
10046 (*call_value_symbolic_sp32): Merge into...
10047 (*call_value_symbolic_sp64): Likewise.
10048 (*call_value_symbolic<P:mode>): ...this.
10049 (*sibcall_symbolic_sp32): Merge into...
10050 (*sibcall_symbolic_sp64): Likewise.
10051 (*sibcall_symbolic<P:mode>): ...this.
10052 (sibcall_value): Remove constraint and add predicate.
10053 (*sibcall_value_symbolic_sp32): Merge into...
10054 (*sibcall_value_symbolic_sp64): Likewise.
10055 (*sibcall_value_symbolic<P:mode>): ...this.
10056 (window_save): Minor tweak.
10057 (*branch_sp32): Merge into...
10058 (*branch_sp64): Likewise.
10059 (*branch<P:mode>): ...this.
10061 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10062 James Clarke <jrtc27@jrtc27.com>
10065 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10066 consistently in TLS address generation and adjust code to the renaming
10067 of patterns. Mark calls to __tls_get_addr as const.
10068 * config/sparc/sparc.md (tgd_hi22): Turn into...
10069 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10070 (tgd_lo10): Turn into...
10071 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10072 (tgd_add32): Merge into...
10073 (tgd_add64): Likewise.
10074 (tgd_add<P:mode>): ...this and use Pmode throughout.
10075 (tldm_hi22): Turn into...
10076 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10077 (tldm_lo10): Turn into...
10078 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10079 (tldm_add32): Merge into...
10080 (tldm_add64): Likewise.
10081 (tldm_add<P:mode>): ...this and use Pmode throughout.
10082 (tldm_call32): Merge into...
10083 (tldm_call64): Likewise.
10084 (tldm_call<P:mode>): ...this and use Pmode throughout.
10085 (tldo_hix22): Turn into...
10086 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10087 (tldo_lox10): Turn into...
10088 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10089 (tldo_add32): Merge into...
10090 (tldo_add64): Likewise.
10091 (tldo_add<P:mode>): ...this and use Pmode throughout.
10092 (tie_hi22): Turn into...
10093 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10094 (tie_lo10): Turn into...
10095 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10096 (tie_ld64): Use DImode throughout.
10097 (tie_add32): Merge into...
10098 (tie_add64): Likewise.
10099 (tie_add<P:mode>): ...this and use Pmode throughout.
10100 (tle_hix22_sp32): Merge into...
10101 (tle_hix22_sp64): Likewise.
10102 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10103 (tle_lox22_sp32): Merge into...
10104 (tle_lox22_sp64): Likewise.
10105 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10106 (*tldo_ldub_sp32): Merge into...
10107 (*tldo_ldub_sp64): Likewise.
10108 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10109 (*tldo_ldub1_sp32): Merge into...
10110 (*tldo_ldub1_sp64): Likewise.
10111 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10112 (*tldo_ldub2_sp32): Merge into...
10113 (*tldo_ldub2_sp64): Likewise.
10114 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10115 (*tldo_ldsb1_sp32): Merge into...
10116 (*tldo_ldsb1_sp64): Likewise.
10117 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10118 (*tldo_ldsb2_sp32): Merge into...
10119 (*tldo_ldsb2_sp64): Likewise.
10120 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10121 (*tldo_ldub3_sp64): Use DImode throughout.
10122 (*tldo_ldsb3_sp64): Likewise.
10123 (*tldo_lduh_sp32): Merge into...
10124 (*tldo_lduh_sp64): Likewise.
10125 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10126 (*tldo_lduh1_sp32): Merge into...
10127 (*tldo_lduh1_sp64): Likewise.
10128 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10129 (*tldo_ldsh1_sp32): Merge into...
10130 (*tldo_ldsh1_sp64): Likewise.
10131 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10132 (*tldo_lduh2_sp64): Use DImode throughout.
10133 (*tldo_ldsh2_sp64): Likewise.
10134 (*tldo_lduw_sp32): Merge into...
10135 (*tldo_lduw_sp64): Likewise.
10136 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10137 (*tldo_lduw1_sp64): Use DImode throughout.
10138 (*tldo_ldsw1_sp64): Likewise.
10139 (*tldo_ldx_sp64): Likewise.
10140 (*tldo_stb_sp32): Merge into...
10141 (*tldo_stb_sp64): Likewise.
10142 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10143 (*tldo_sth_sp32): Merge into...
10144 (*tldo_sth_sp64): Likewise.
10145 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10146 (*tldo_stw_sp32): Merge into...
10147 (*tldo_stw_sp64): Likewise.
10148 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10149 (*tldo_stx_sp64): Use DImode throughout.
10151 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10153 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10154 check configure option to set BTI and Return Address Signing.
10155 * configure.ac: Add --enable-standard-branch-protection and
10156 --disable-standard-branch-protection.
10157 * configure: Regenerated.
10158 * doc/install.texi: Document the same.
10160 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10161 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10163 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10164 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10165 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10167 * config/aarch64/aarch64-bti-insert.c: New file.
10168 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10170 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10172 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10173 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10174 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10175 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10177 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10179 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10180 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10181 Disable bti for -mbranch-protection=none.
10182 (aarch64_handle_standard_branch_protection): Enable bti for
10183 -mbranch-protection=standard.
10184 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10185 -mbranch-protection.
10186 (aarch64_bti_enabled): Check if bti is enabled.
10187 * config/aarch64/aarch64.opt: Declare target variable.
10188 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10190 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10192 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10193 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10194 (aarch64_expand_epilogue): Likewise.
10195 (aarch64_output_mi_thunk): Likewise
10196 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10197 TAILCALL_ADDR_REGS to x16 and x17.
10198 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10200 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10202 * config/aarch64/aarch64-option-extensions.def: Define
10203 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10204 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10205 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10206 (AARCH64_FL_PREDRES): New.
10207 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10208 AARCH64_FL_PREDRES by default.
10209 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10211 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10213 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10215 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10216 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10217 * doc/invoke.texi: Document ARMv8.5-A.
10219 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10221 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10222 (xorsign<mode>3): Likewise.
10224 2019-01-09 Jelinek <jakub@redhat.com>
10226 PR middle-end/88758
10227 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10228 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10230 PR rtl-optimization/88331
10231 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10232 not currently_expanding_to_rtl.
10234 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10236 * doc/invoke.texi (-Os): Remove trailing spaces.
10237 (-finline-functions): Remove reference to -O2.
10239 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10241 PR rtl-optimization/79593
10242 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10244 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10245 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10247 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10250 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10254 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10255 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10257 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10260 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10261 ix86_avx_u128_mode_entry.
10263 2019-01-08 Martin Liska <mliska@suse.cz>
10265 PR tree-optimization/88753
10266 * tree-switch-conversion.c (switch_conversion::build_one_array):
10267 Come up with local variable constructor. Convert first to
10268 type of constructor values.
10270 2019-01-08 Richard Biener <rguenther@suse.de>
10272 PR tree-optimization/86554
10273 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10274 rpo_avail): Move earlier.
10275 (visit_nary_op): When value-numbering to expressions
10276 with different overflow behavior make sure there's an
10277 available expression on the path.
10279 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10281 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10282 aarch64_parse_branch_protection,
10283 struct aarch64_branch_protect_type,
10284 aarch64_handle_no_branch_protection,
10285 aarch64_handle_standard_branch_protection,
10286 aarch64_validate_mbranch_protection,
10287 aarch64_handle_pac_ret_protection,
10288 aarch64_handle_attr_branch_protection,
10289 accepted_branch_protection_string,
10290 aarch64_pac_ret_subtypes,
10291 aarch64_branch_protect_types,
10292 aarch64_handle_pac_ret_leaf): Define.
10293 (aarch64_override_options_after_change_1, aarch64_override_options):
10294 Add check for accepted_branch_protection_string.
10295 (aarch64_option_save): Save accepted_branch_protection_string.
10296 (aarch64_option_restore): Save accepted_branch_protection_string.
10297 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10298 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10299 msign-return-address.
10300 * doc/invoke.texi: Add mbranch-protection.
10302 2019-01-08 Alan Modra <amodra@gmail.com>
10305 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10306 Delete "unknownp" parameter. Adjust callers. Handle
10307 CONST_INT, PLUS, MINUS, and MULT.
10308 (attr_value_aligned): Renamed from or_attr_value.
10309 (min_attr_value): Return INT_MIN for unhandled rtl case..
10310 (min_fn): ..and translate to INT_MAX here.
10311 (write_length_unit_log): Modify to cope without "unknown".
10312 (write_attr_value): Handle IF_THEN_ELSE.
10314 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10316 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10317 optimization for masked stores.
10319 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10321 PR middle-end/88567
10322 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10323 output vector directly to duplicate_and_interleave instead of
10324 going through a temporary. Postpone insertion of ctor_seq to
10325 the end of the loop.
10327 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10330 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10331 unsigned_p. Handle signed and unsigned overflow correction as
10333 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10335 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10337 (add<mode>3_compareV_imm): Make this callable for expanding.
10338 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10339 aarch64_plus_operand for operand 2.
10340 (subv<GPI:mode>_insn): New insn pattern.
10341 (subv<GPI:mode>_imm): Likewise.
10342 (negv<GPI:mode>3): New expand pattern.
10343 (negv<GPI:mode>_insn): New insn pattern.
10344 (negv<GPI:mode>_cmp_only): Likewise.
10345 (cmpv<GPI:mode>_insn): Likewise.
10346 (subvti4): Use register_operand for operand 1. Update call to
10347 aarch64_expand_subvti.
10348 (usubvti4): Likewise.
10349 (negvti3): New expand pattern.
10350 (negdi_carryout): New insn pattern.
10351 (negvdi_carryinV): New insn pattern.
10352 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10353 version the named version.
10354 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10356 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10358 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10360 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10361 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10362 (sub<mode>3_carryinCV): Delete.
10363 (sub<GPI:mode>3_carryinV): New expand pattern.
10364 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10366 2019-01-07 Richard Biener <rguenther@suse.de>
10368 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10369 of tree_operand_hash.
10371 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10373 PR tree-optimization/88598
10374 * tree.h (single_nonzero_element): Declare.
10375 * tree.c (single_nonzero_element): New function.
10376 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10377 if I is the only nonzero element of CST.
10379 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10381 PR tree-optimization/88598
10382 * tree.h (initializer_each_zero_or_onep): Declare.
10383 * tree.c (initializer_each_zero_or_onep): New function.
10384 (signed_or_unsigned_type_for): Handle float types too.
10385 (unsigned_type_for, signed_type_for): Update comments accordingly.
10386 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10387 x & { 0 or -1, 0 or -1, ... }.
10389 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10391 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10392 with x86_64-pc-linux-gnu.
10394 2019-01-07 Tom de Vries <tdevries@suse.de>
10397 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10399 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10402 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10404 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10405 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10406 TARGET_AVX512F as condition.
10409 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10410 const_not_ok_for_debug_p target hook.
10411 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10412 on UNSPEC and subexpressions thereof if all subexpressions of the
10413 UNSPEC are CONSTANT_P.
10415 PR tree-optimization/88676
10416 * tree-ssa-phiopt.c (two_value_replacement): New function.
10417 (tree_ssa_phiopt_worker): Call it.
10420 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10421 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10424 * tree-vect-generic.c: Include insn-config.h and recog.h.
10425 (expand_vector_piecewise): Add defaulted ret_type argument,
10426 if non-NULL, use that in preference to type for the result type.
10427 (expand_vector_parallel): Formatting fix.
10428 (do_vec_conversion, do_vec_narrowing_conversion,
10429 expand_vector_conversion): New functions.
10430 (expand_vector_operations_1): Call expand_vector_conversion
10431 for VEC_CONVERT ifn calls.
10432 * internal-fn.def (VEC_CONVERT): New internal function.
10433 * internal-fn.c (expand_VEC_CONVERT): New function.
10434 * fold-const-call.c (fold_const_vec_convert): New function.
10435 (fold_const_call): Use it for CFN_VEC_CONVERT.
10436 * doc/extend.texi (__builtin_convertvector): Document.
10438 2019-01-07 Tom de Vries <tdevries@suse.de>
10440 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10441 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10442 vector_red_partition, vector_red_sym): New global variables.
10443 (nvptx_option_override): Initialize vector_red_sym.
10444 (nvptx_declare_function_name): Restore red_partition register.
10445 (nvptx_file_end): Emit code to declare the vector reduction variables.
10446 (nvptx_output_red_partition): New function.
10447 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10448 large vector reductions.
10449 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10450 (nvptx_init_builtins): Add VECTOR_ADDR.
10451 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10452 Handle nvptx_expand_shared_addr.
10453 (nvptx_get_shared_red_addr): Add vector argument and handle large
10455 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10457 (nvptx_goacc_reduction_init): Likewise.
10458 (nvptx_goacc_reduction_fini): Likewise.
10459 (nvptx_goacc_reduction_teardown): Likewise.
10460 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10461 init,fini,teardown}.
10462 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10463 (nvptx_set_current_function): Init vector_red_partition.
10464 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10465 (nvptx_red_partition): New insn.
10466 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10468 2019-01-07 Tom de Vries <tdevries@suse.de>
10471 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10474 2019-01-07 Tom de Vries <tdevries@suse.de>
10476 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10477 (nvptx_option_override): Init oacc_bcast_partition.
10478 (nvptx_init_oacc_workers): New function.
10479 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10480 (nvptx_needs_shared_bcast): New function.
10481 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10482 to propagate state.
10483 (nvptx_shared_propagate): Initialize vector bcast partition and
10484 synchronization state.
10485 (nvptx_single): Generalize to enable vectors to use shared-memory
10486 to propagate state.
10487 (nvptx_process_pars): Likewise.
10488 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10489 * config/nvptx/nvptx.h (struct machine_function): Add
10490 bcast_partition and sync_bar members.
10492 2019-01-07 Tom de Vries <tdevries@suse.de>
10494 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10495 (nvptx_apply_dim_limits): New function.
10496 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10499 2019-01-07 Tom de Vries <tdevries@suse.de>
10501 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10502 as late as possible.
10504 2019-01-07 Tom de Vries <tdevries@suse.de>
10506 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10507 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10508 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10509 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10510 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10512 2019-01-07 Tom de Vries <tdevries@suse.de>
10514 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10516 2019-01-07 Tom de Vries <tdevries@suse.de>
10518 * omp-offload.c (oacc_get_min_dim): New function.
10519 * omp-offload.h (oacc_get_min_dim): Declare.
10521 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10524 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10525 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10527 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10531 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10533 * ipa-inline.c (edge_badness): Use inlined_time instead of
10534 inline_summaries->get.
10536 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10538 * opts.c (enable_fdo_optimizations): Enable
10539 version-loops-for-strides, loop-interchange, unrol-and-jam
10540 and tree-loop-distribution.
10541 * invoke.texi: Document newly enabled options.
10543 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10545 * doc/invoke.texi (max-inline-insns-small): New parameters.
10546 * ipa-inline.c (want_early_inline_function_p): simplify.
10547 (want_inline_small_function_p): Fix pasto from previous patch;
10548 use max-inline-insns-small bound.
10549 * params.def (max-inline-insns-small): New param.
10550 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10551 variables correctly.
10553 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10555 * doc/invoke.texi: Document max-inline-insns-size,
10556 uninlined-function-insns, uninlined-function-time,
10557 uninlined-thunk-insns and uninlined-thunk-time.
10558 * params.def: Add max-inline-insns-size,
10559 uninlined-function-insns, uninlined-function-time,
10560 uninlined-thunk-insns and uninlined-thunk-time.
10561 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10563 * ipa-inline.c (can_inline_edge_by_limits_p,
10564 want_inline_small_function_p): Use new parameters.
10566 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10568 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10570 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10572 PR middle-end/82564
10574 * expr.c (expand_assignment): For calls returning VLA structures
10575 if to_rtx is not a MEM, force it into a stack temporary.
10578 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10579 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10580 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10581 subexpressions of both operands.
10582 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10583 subrtxes are CONSTANT_P.
10584 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10585 2018-11-09 changes.
10587 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10589 * params.def (hot-bb-count-ws-permille): Set to 990.
10591 2019-01-04 Martin Sebor <msebor@redhat.com>
10594 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10597 2019-01-04 Martin Sebor <msebor@redhat.com>
10600 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10602 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10604 * gdbinit.in: Turn off pagination for the skip commands, restore
10605 it to previous state afterwards.
10607 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10610 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10611 of GET_MODE (opN) as modes of the libcall arguments.
10613 2019-01-04 Jan Beulich <jbeulich@suse.com>
10615 * config/i386/sse.md
10616 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10617 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10618 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10619 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10620 avx512f_vmcmp<mode>3<round_saeonly_name>,
10621 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10622 avx512f_maskcmp<mode>3,
10623 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10624 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10625 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10626 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10627 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10628 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10629 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10630 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10631 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10632 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10633 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10634 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10635 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10636 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10637 avx512cd_maskb_vec_dup<mode>,
10638 avx512cd_maskw_vec_dup<mode>,
10639 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10640 avx512dq_vmfpclass<mode>,
10641 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10644 2019-01-03 Martin Sebor <msebor@redhat.com>
10646 PR tree-optimization/88659
10647 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10649 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10651 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10652 unaligned vsx and avoid lxvd2x/stxvd2x.
10653 (gen_lvx_v4si_move): New function.
10655 2019-01-03 Tom de Vries <tdevries@suse.de>
10657 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10658 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10660 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10662 2019-01-03 Tom de Vries <tdevries@suse.de>
10664 * config/nvptx/nvptx.c (struct offload_attrs): New.
10665 (populate_offload_attrs): New function. Factor mask extraction out of
10666 nvptx_reorg. Add extraction of dimensions.
10667 (nvptx_reorg): Use populate_offload_attrs.
10669 2019-01-03 Tom de Vries <tdevries@suse.de>
10671 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10672 cases for oacc_min_dims_p and routine_p. Add asserts for
10673 oacc_default_dims_p and offload_region_p.
10675 2019-01-03 Tom de Vries <tdevries@suse.de>
10677 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10678 factored out of ...
10679 (nvptx_goacc_validate_dims): ... here.
10681 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10683 PR tree-optimization/85574
10684 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10686 (struct ssa_equip_hash_traits): Declare.
10687 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10689 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10692 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10693 change it to qualified_type.
10695 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10697 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10698 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10700 2019-01-02 Martin Sebor <msebor@redhat.com>
10701 Jeff Law <law@redhat.com>
10703 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10704 (get_range_strlen_tree): Update appropriately.
10706 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10708 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10709 rather than set_range_info.
10710 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10711 maybe_set_strlen_range. Handle potentially boundary crossing
10712 cases more conservatively.
10713 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10714 Call set_strlen_range.
10715 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10717 PR middle-end/88663
10718 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10719 need the flexp argument.
10720 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10721 from calls to get_range_strlen. Update comments. Just update
10722 VAL for an unterminated const char array and let the reset of the
10723 code handle it normally. No longer try to set *flexp. Adjust
10725 (get_range_strlen): Update for the new get_range_strlen API.
10726 (get_maxval_strlen): Similarly.
10727 (gimple_fold_builtin_strlen): Handle update meaning of return value
10728 from get_range_strlen.
10729 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10730 get_range_strlen API.
10732 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10735 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10736 false at WPA time when body was removed.
10738 2019-01-02 Martin Liska <mliska@suse.cz>
10740 PR tree-optimization/88650
10741 * predict.c (set_even_probabilities): Calculate probability
10742 remainer only when really used.
10744 2019-01-02 Richard Biener <rguenther@suse.de>
10746 PR middle-end/88651
10747 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10748 widest_ints when mangling max_stmt_execution results.
10750 2019-01-02 Richard Biener <rguenther@suse.de>
10752 PR tree-optimization/88621
10753 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10754 bitfields when canoncalizing.
10756 2019-01-02 Richard Biener <rguenther@suse.de>
10759 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10760 cost of cheap SSE instruction.
10762 2019-01-02 Richard Biener <rguenther@suse.de>
10765 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10766 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10768 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10769 set after UIDs before splitting them.
10771 2019-01-01 Martin Sebor <msebor@redhat.com>
10772 Jeff Law <law@redhat.com>
10774 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10775 length is optimistic. If it is, then arrange to compute the
10776 conservative length as well.
10778 * gimple-fold.h (get_range_strlen): Update prototype.
10779 * builtins.c (check_access): Update call to get_range_strlen to use
10780 c_strlen_data pointer. Change various variable accesses to instead
10781 pull data from the c_strlen_data structure.
10782 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10783 * calls.c (maybe_warn_nonstring_arg): Likewise.
10784 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10785 minimum length if maximum lengh is unknown.
10786 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10787 that used c_strlen, it's no longer needed. Restructure slightly.
10788 (format_string): Set unlikely range appropriately.
10789 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10791 (get_range_strlen): Accept c_strlen_data pointer for external
10792 call sites as well. Pass through to call to internal get_range_strlen.
10793 Adjust minlen, maxlen and maxbound as needed.
10794 (get_maxval_strlen): Update comments.
10795 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10796 to use c_strlen_data pointer. Change variable accesses to instead
10797 use c_strlen_data data members.
10799 * gimple-fold.c (get_range_strlen): Update prototype.
10800 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10801 local variables. Use pdata to return information to caller.
10802 Update calls to get_range_strlen. Update pdata->maxbound.
10803 (get_range_strlen -- static version): Similarly.
10804 (get_range_strlen -- extern version): Update for internal
10805 get_range_strlen API change. Convert to external data format.
10806 (get_maxval_strlen): Similarly.
10808 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10810 * coverage.c (get_coverage_counts): Use current_function_decl.
10811 * profile.c (read_thunk_profile): New function.
10812 (branch_prob): Add THUNK parameter.
10813 * tree-profile.c (tree_profiling): Handle thunks.
10814 * value-prof.c (init_node_map): Handle thunks.
10815 * value-prof.h (branch_prob): Upate prototype.
10816 (read_thunk_profile): Declare.
10818 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10820 Update copyright years.
10822 * gcc.c (process_command): Update copyright notice dates.
10823 * gcov-dump.c (print_version): Ditto.
10824 * gcov.c (print_version): Ditto.
10825 * gcov-tool.c (print_version): Ditto.
10826 * gengtype.c (create_file): Ditto.
10827 * doc/cpp.texi: Bump @copying's copyright year.
10828 * doc/cppinternals.texi: Ditto.
10829 * doc/gcc.texi: Ditto.
10830 * doc/gccint.texi: Ditto.
10831 * doc/gcov.texi: Ditto.
10832 * doc/install.texi: Ditto.
10833 * doc/invoke.texi: Ditto.
10835 Copyright (C) 2019 Free Software Foundation, Inc.
10837 Copying and distribution of this file, with or without modification,
10838 are permitted in any medium without royalty provided the copyright
10839 notice and this notice are preserved.