vr-values.c (vr_values::extract_range_from_ssa_name): Do not put equivalences on...
[gcc.git] / gcc / ChangeLog
1 2019-06-06 Richard Biener <rguenther@suse.de>
2
3 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
4 put equivalences on UNDEFINED ranges.
5 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
6 Make sure to drop defs of stmts added during simplification
7 to VARYING.
8
9 2019-06-06 Richard Biener <rguenther@suse.de>
10
11 * tree-ssa-structalias.c: Include tree-cfg.h.
12 (make_heapvar): Do not make heap vars artificial.
13 (find_func_aliases_for_builtin_call): Handle stack allocation
14 functions.
15 (find_func_aliases): Delay processing of simple enough returns
16 in non-IPA mode.
17 (set_uids_in_ptset): Adjust.
18 (find_what_var_points_to): Likewise.
19 (solve_constraints): Do not dump points-to sets here.
20 (compute_points_to_sets): Post-process return statements,
21 amending the escaped solution. Dump points-to sets afterwards.
22 (ipa_pta_execute): Dump points-to sets.
23
24 2019-06-06 Martin Liska <mliska@suse.cz>
25
26 PR web/87933
27 * doc/install.texi: Fix HTML headers and
28 titles for 'Installing GCC' pages.
29
30 2019-06-06 Martin Liska <mliska@suse.cz>
31
32 * ipa-icf-gimple.h (dump_message_1): Remove.
33 (dump_message): Likewise.
34 (return_false_with_message_1): Print also file.
35 (return_false_with_msg): Likewise.
36 (return_with_result): Likewise.
37 (return_with_debug): Likewise.
38 * ipa-icf.c (sem_function::equals_private): Remove call
39 to dump_message.
40
41 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
42
43 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
44 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
45 memory operand for it.
46 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
47
48 2019-06-05 Martin Sebor <msebor@redhat.com>
49
50 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
51 Adjust quoting and hyphenation.
52 * convert.c (convert_to_real_1): Same.
53 * gcc.c (driver_wrong_lang_callback): Same.
54 (driver::handle_unrecognized_options): Same.
55 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
56 * opts-common.c (cmdline_handle_error): Same.
57 (read_cmdline_option): Same.
58 * opts-global.c (complain_wrong_lang): Same.
59 (print_ignored_options): Same.
60 (handle_common_deferred_options): Same.
61 * pretty-print.h: Same.
62 * print-rtl.c (debug_bb_n_slim): Same.
63 * sched-rgn.c (make_pass_sched_fusion): Same.
64 * tree-cfg.c (verify_gimple_assign_unary): Same.
65 (verify_gimple_label): Same.
66 * tree-ssa-operands.c (verify_ssa_operands): Same.
67 * varasm.c (do_assemble_alias): Same.
68 (assemble_alias): Same.
69
70 2019-06-05 Richard Henderson <rth@twiddle.net>
71
72 * config/alpha/alpha.c (direct_return): Move down after
73 struct machine_function definition; use saved frame_size;
74 return bool.
75 (struct machine_function): Add sa_mask, sa_size, frame_size.
76 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
77 (alpha_compute_frame_layout): ... new function.
78 (TARGET_COMPUTE_FRAME_LAYOUT): New.
79 (alpha_initial_elimination_offset): Use saved sa_size.
80 (alpha_vms_initial_elimination_offset): Likewise.
81 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
82 (alpha_expand_prologue): Use saved frame data. Merge integer
83 and fp register save loops.
84 (alpha_expand_epilogue): Likewise.
85 (alpha_start_function): Use saved frame data.
86 * config/alpha/alpha-protos.h (direct_return): Update.
87 (alpha_sa_size): Remove.
88
89 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
90
91 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
92 multiplication by a power-of-two value.
93 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
94 and turn the modulo operation into a masking operation.
95
96 2019-06-05 Jakub Jelinek <jakub@redhat.com>
97
98 PR debug/90733
99 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
100 with VOIDmode inner operands.
101
102 2019-06-05 Richard Biener <rguenther@suse.de>
103
104 PR middle-end/90726
105 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
106 turn an expression graph into a tree.
107
108 2019-06-05 Jakub Jelinek <jakub@redhat.com>
109
110 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
111 member.
112 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
113 treat it like explicit monotonic schedule modifier.
114 (expand_omp_for): Initialize has_lastprivate_conditional.
115 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
116 schedule modifier.
117
118 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
119 references, lookup in in hash map MEM_REF operand instead of the
120 MEM_REF itself.
121 (lower_omp_1): When looking for lastprivate conditional assignments,
122 handle MEM_REFs with REFERENCE_TYPE operands.
123
124 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
125 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
126 and references a VLA. Handle references to non-VLAs if is_simd
127 all privatization clauses like reductions.
128 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
129 If omp_is_reference, use always omp simd arrays and set
130 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
131 fails, emit reference initialization.
132
133 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
134
135 PR target/89803
136 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
137 _mm_mask_fpclass_sd_mask): New intrinsics.
138 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
139 * config/i386/i386-builtin.def
140 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
141 New builtins.
142 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
143 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
144 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
145 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
146 case QI_FTYPE_V2SF_INT): Ditto.
147 * config/i386/sse.md
148 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
149 Extended to insnstructions with mask operands.
150
151 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
152
153 * config/rs6000/constraints.md (define_register_constraint "wp"):
154 Delete.
155 (define_register_constraint "wq"): Delete.
156 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
157 (rs6000_init_hard_regno_mode_ok): Adjust.
158 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
159 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
160 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
161 (define_mode_attr VSa): Delete.
162 (define_mode_attr VSisa): New.
163 (rest of file): Adjust.
164 * doc/md.texi (Machine Constraints): Adjust.
165
166 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
167
168 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
169 (define_attr "enabled"): Handle those new isa values.
170
171 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
172
173 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
174 (define_mode_attr VSr5): Delete.
175 (define_mode_attr VStype_sqrt): Delete.
176 (define_mode_iterator VSX_SPDP): Delete.
177 (define_mode_attr VS_spdp_res): Delete.
178 (define_mode_attr VS_spdp_insn): Delete.
179 (define_mode_attr VS_spdp_type): Delete.
180 (*vsx_sqrt<mode>2): Adjust.
181 (vsx_<VS_spdp_insn>): Delete, split to...
182 (vsx_xscvdpsp): ... this. New. And...
183 (vsx_xvcvspdp): ... this. New. And...
184 (vsx_xvcvdpsp): ... this. New.
185
186 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
187
188 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
189 and V2DF.
190 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
191 (rest of file): Adjust.
192
193 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
194
195 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
196 (vsx_extract_<mode>_var): Ditto.
197
198 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
199
200 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
201 with just "wa".
202
203 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
204
205 * config/rs6000/constraints.md (define_register_constraint "ww"):
206 Delete.
207 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
208 (rs6000_init_hard_regno_mode_ok): Adjust.
209 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
210 RS6000_CONSTRAINT_ww.
211 * config/rs6000/rs6000.md: Adjust.
212 * config/rs6000/vsx.md: Adjust.
213 * doc/md.texi (Machine Constraints): Adjust.
214
215 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
216
217 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
218 (define_mode_attr sd): New.
219 (define_mode_attr s): New.
220 (define_mode_attr Ftrad): Delete.
221 (define_mode_attr Fvsx): Delete.
222 (define_mode_attr Fs): Delete.
223 (rest of file): Use the new mode attributes.
224 * config.rs6000/vsx.md: Use the new mode attributes.
225
226 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
227
228 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
229 with just "wa".
230
231 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
232
233 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
234 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
235 used with VSX_B, VSX_D, or VSX_F, with just "wa".
236
237 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
238
239 PR target/78263
240 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
241 C++ with strict ANSI requirements.
242
243 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
244
245 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
246 computations when step is 1.
247
248 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
249
250 * config/rs6000/constraints.md (define_register_constraint "wf"):
251 Delete.
252 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
253 (rs6000_init_hard_regno_mode_ok): Adjust.
254 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
255 RS6000_CONSTRAINT_wf.
256 * config/rs6000/rs6000.md: Adjust.
257 * config/rs6000/vsx.md: Adjust.
258 * doc/md.texi (Machine Constraints): Adjust.
259
260 2019-06-04 Andrew Pinski <apinski@marvell.com>
261
262 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
263 Fix ILP32 value.
264
265 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
266
267 * config/rs6000/constraints.md (define_register_constraint "wd"):
268 Delete.
269 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
270 (rs6000_init_hard_regno_mode_ok): Adjust.
271 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
272 RS6000_CONSTRAINT_wd.
273 * config/rs6000/rs6000.md: Adjust.
274 * config/rs6000/vsx.md: Adjust.
275 * doc/md.texi (Machine Constraints): Adjust.
276
277 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
278
279 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
280 (rest of file): Adjust.
281
282 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
283
284 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
285 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
286 (vsx_splat_<mode>_reg): Adjust.
287
288 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
289
290 * config/rs6000/constraints.md (define_register_constraint "ws"):
291 Delete.
292 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
293 (rs6000_init_hard_regno_mode_ok): Adjust.
294 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
295 RS6000_CONSTRAINT_ws.
296 * config/rs6000/rs6000.md: Adjust.
297 * config/rs6000/vsx.md: Adjust.
298 * doc/md.texi (Machine Constraints): Adjust.
299
300 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
301
302 * config/rs6000/constraints.md (define_register_constraint "wv"):
303 Delete.
304 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
305 (rs6000_init_hard_regno_mode_ok): Adjust.
306 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
307 RS6000_CONSTRAINT_wv.
308 * config/rs6000/rs6000.md: Adjust.
309 * config/rs6000/vsx.md: Adjust.
310 * doc/md.texi (Machine Constraints): Adjust.
311
312 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
313
314 * config/rs6000/constraints.md (define_register_constraint "wi"):
315 Delete.
316 (define_register_constraint "wt"): Delete.
317 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
318 (rs6000_init_hard_regno_mode_ok): Adjust.
319 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
320 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
321 * config/rs6000/rs6000.md: Adjust.
322 * config/rs6000/vsx.md: Adjust.
323 * doc/md.texi (Machine Constraints): Adjust.
324
325 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
326
327 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
328 const.
329 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
330 default_elf_asm_output_external.
331
332 2019-06-04 Martin Liska <mliska@suse.cz>
333
334 * ipa-icf.c (INCLUDE_LIST): Remove.
335 (sem_item_optimizer::execute): Remove call to init_wpa.
336 * ipa-icf.h (init_wpa): Remove.
337
338 2019-06-04 Jakub Jelinek <jakub@redhat.com>
339
340 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
341 conditional on combined for simd.
342 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
343 member.
344 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
345 constructs, don't remove lastprivate_conditional_map, but instead set
346 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
347 to parent construct temporaries.
348 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
349 like !ctx->lastprivate_conditional_map.
350 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
351 use up->outer context instead of up.
352 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
353 gimple_omp_for_combined_p.
354 (expand_omp_for_static_nochunk): Likewise.
355 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
356 probably moved over into expand_omp_for_generic rather than being copied
357 there.
358
359 2019-06-04 Martin Liska <mliska@suse.cz>
360
361 * value-prof.c (dump_histogram_value): Fix typo.
362 (gimple_mod_subtract_transform): Likewise.
363
364 2019-06-04 Richard Biener <rguenther@suse.de>
365
366 PR middle-end/90726
367 * tree-chrec.c (chrec_contains_symbols): Add to visited.
368 (tree_contains_chrecs): Likewise.
369 (chrec_contains_symbols_defined_in_loop): Move here and avoid
370 exponential behaivor from ...
371 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
372 ... here.
373 (expression_expensive_p): Avoid exponential behavior and compute
374 expanded size, rejecting any expansion.
375 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
376 (idx_contains_abnormal_ssa_name_p): Likewise.
377 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
378 (contains_abnormal_ssa_name_p): Simplify and use
379 walk_tree_without_duplicates.
380
381 2019-06-04 Richard Biener <rguenther@suse.de>
382
383 PR tree-optimization/90738
384 Revert
385 2019-06-03 Richard Biener <rguenther@suse.de>
386
387 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
388 full reference tree and record in ref->ref.
389 (vn_reference_lookup_3): Pass in original ref to
390 ao_ref_init_from_vn_reference.
391 (vn_reference_lookup): Likewise.
392 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
393 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
394 Handle non-decl bases in the original reference.
395
396 2019-06-04 Martin Liska <mliska@suse.cz>
397
398 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
399 number of references.
400 (sem_item_optimizer::do_congruence_step):
401 (sem_item_optimizer::worklist_push): Dump how references
402 a class has.
403 (sem_item_optimizer::worklist_pop): Use heap.
404 (sem_item_optimizer::process_cong_reduction): Likewise.
405 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
406
407 2019-06-04 Martin Liska <mliska@suse.cz>
408
409 * ipa-icf.h (struct sem_usage_pair_hash): New.
410 (sem_usage_pair_hash::hash): Likewise.
411 (sem_usage_pair_hash::equal): Likewise.
412 (struct sem_usage_hash): Likewise.
413 * ipa-icf.c (sem_item::sem_item): Initialize
414 referenced_by_count.
415 (sem_item::add_reference): Register a reference
416 in ref_map and not in target->usages.
417 (sem_item::setup): Remove initialization of
418 dead vectors.
419 (sem_item::~sem_item): Remove usage of dead vectors.
420 (sem_item::dump): Remove dump of references.
421 (sem_item_optimizer::sem_item_optimizer): Initialize
422 m_references.
423 (sem_item_optimizer::read_section): Remove useless
424 dump.
425 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
426 (sem_item_optimizer::build_graph): Pass m_references
427 to ::add_reference.
428 (sem_item_optimizer::verify_classes): Remove usage of dead
429 vectors.
430 (sem_item_optimizer::traverse_congruence_split): Return true
431 when a class is split.
432 (sem_item_optimizer::do_congruence_step_for_index): Use
433 hash_map for look up of (sem_item *, index). That brings
434 significant speed up.
435 (sem_item_optimizer::do_congruence_step): Return true
436 when a split is done.
437 (congruence_class::is_class_used): Use referenced_by_count.
438
439 2019-06-04 Alan Modra <amodra@gmail.com>
440
441 PR target/90689
442 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
443 error.
444
445 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
446
447 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
448 * config/rs6000/rs6000.c (direct_move_p): Adjust.
449 (rs6000_secondary_reload_simple_move): Adjust.
450 (rs6000_opt_masks): Neuter the "mfpgpr" option.
451 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
452 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
453 comment.
454 (power6x): Adjust.
455 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
456 (floatunssi<mode>2_lfiwzx): Adjust.
457 (fix_trunc<mode>si2_stfiwx): Adjust.
458 (fixuns_trunc<mode>si2_stfiwx): Adjust.
459 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
460 (mfpgpr): Mark as deprecated.
461 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
462 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
463 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
464
465 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
466
467 * config/rs6000/constraints.md (define_register_constraint "wg"):
468 Delete.
469 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
470 RS6000_CONSTRAINT_wg.
471 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
472 (rs6000_init_hard_regno_mode_ok): Adjust.
473 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
474 Delete "wg" alternatives.
475 * doc/md.texi (Machine Constraints): Adjust.
476
477 2019-06-03 Alan Modra <amodra@gmail.com>
478
479 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
480 (get_uncond_jump_length): Assert length less than INT_MAX and
481 non-negative.
482
483 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
484
485 PR middle-end/64242
486 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
487 block.
488 (expand_builtin_nonlocal_goto): Likewise.
489
490 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
491
492 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
493 (aarch64_asm_output_external): Declare.
494 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
495 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
496 (aarch64_asm_output_alias): New.
497 (aarch64_asm_output_external): New.
498 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
499 (ASM_OUTPUT_EXTERNAL): Define.
500
501 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
502 * tree-vrp.h (value_range_base::nonzero_p): New.
503 (value_range_base::set_nonnull): Rename to...
504 (value_range_base::set_nonzero): ...this.
505 (value_range_base::set_null): Rename to...
506 (value_range_base::set_zero): ...this.
507 (value_range::set_nonnull): Remove.
508 (value_range::set_null): Remove.
509 * tree-vrp.c (range_is_null): Remove.
510 (range_is_nonnull): Remove.
511 (extract_range_from_binary_expr): Use value_range_base::*zero_p
512 instead of range_is_*null.
513 (extract_range_from_unary_expr): Same.
514 (value_range_base::set_nonnull): Rename to...
515 (value_range_base::set_nonzero): ...this.
516 (value_range::set_nonnull): Remove.
517 (value_range_base::set_null): Rename to...
518 (value_range_base::set_zero): ...this.
519 (value_range::set_null): Remove.
520 (extract_range_from_binary_expr): Rename set_*null uses to
521 set_*zero.
522 (extract_range_from_unary_expr): Same.
523 (union_helper): Same.
524 * vr-values.c (get_value_range): Use set_*zero instead of
525 set_*null.
526 (vr_values::extract_range_from_binary_expr): Same.
527 (vr_values::extract_range_basic): Same.
528
529 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
530
531 PR driver/90684
532 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
533
534 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
535
536 * config/aarch64/iterators.md (MAX_OPP): New code attr.
537 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
538 (aarch64_<su>abd<mode>_3): ... This.
539 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
540
541 2019-06-03 Richard Biener <rguenther@suse.de>
542
543 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
544 full reference tree and record in ref->ref.
545 (vn_reference_lookup_3): Pass in original ref to
546 ao_ref_init_from_vn_reference.
547 (vn_reference_lookup): Likewise.
548 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
549 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
550 Handle non-decl bases in the original reference.
551
552 2019-06-03 Martin Liska <mliska@suse.cz>
553
554 * doc/generic.texi: Remove Java Trees.
555
556 2019-06-03 Martin Liska <mliska@suse.cz>
557
558 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
559 returns 0 when operands are equal.
560
561 2019-06-03 Richard Biener <rguenther@suse.de>
562
563 PR tree-optimization/90716
564 * tree-loop-distribution.c (destroy_loop): Process blocks in
565 correct order.
566
567 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
568
569 PR target/88837
570 * vector-builder.h (vector_builder::count_dups): New method.
571 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
572 Declare prototype.
573 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
574 (vec_init<mode><Vel>): New pattern.
575 * config/aarch64/aarch64.c (emit_insr): New function.
576 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
577 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
578 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
579 (aarch64_sve_expand_vector_init): Define two overloaded functions.
580
581 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
582
583 PR tree-optimization/90681
584 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
585 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
586 special case for SLP, but fail on non-groupped loads.
587
588 2019-06-03 Martin Liska <mliska@suse.cz>
589
590 * cfg.c (debug): Use TDF_DETAILS for debug and
591 print edge info only once.
592
593 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
594
595 PR fortran/90539
596 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
597
598 2019-06-01 Martin Sebor <msebor@redhat.com>
599
600 PR middle-end/90694
601 * tree-pretty-print.c (dump_generic_node): Add parentheses.
602
603 2019-05-31 Jan Hubicka <jh@suse.cz>
604
605 * alias.c: Include ipa-utils.h.
606 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
607 * ipa-devirt.c (prevailing_odr_type): New.
608 * ipa-utils.h (previaling_odr_type): Declare.
609
610 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
611 Hongtao Liu <hongtao.liu@intel.com>
612
613 PR target/89355
614 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
615 NOTE_INSN_DELETED_LABEL check.
616
617 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
618 Robert Suchanek <robert.suchanek@mips.com>
619
620 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
621 and 3rd operands of the fmadd/fmsub/maddv builtin.
622
623 2019-05-31 Jakub Jelinek <jakub@redhat.com>
624
625 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
626 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
627 on OMP_SIMD if not nested inside of worksharing loop that also has
628 lastprivate conditional clause for the same decl.
629 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
630 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
631 on simd.
632 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
633 on simd construct.
634 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
635 on simd construct.
636 (lower_lastprivate_clauses): Likewise.
637 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
638 calling lower_rec_input_clauses.
639 (lower_omp_for): Likewise.
640 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
641 clause on simd construct.
642 * omp-expand.c (expand_omp_simd): Initialize cond_var if
643 OMP_CLAUSE__CONDTEMP_ clause is present.
644
645 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
646 ivar and lvar.
647
648 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
649
650 PR c/43673
651 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
652 TEX_D32, TEX_D64 or TEX_D128.
653
654 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
655
656 * match.pd (~(vec?cst1:cst2)): New transformation.
657
658 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
659
660 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
661 ((size_t)(A /[ex] B) CMP C): New transformation.
662
663 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
664
665 * doc/md.texi: Document define_insn_and_rewrite.
666 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
667 * gensupport.c (queue_elem): Update comment.
668 (replace_operands_with_dups): New function.
669 (gen_rewrite_sequence): Likewise.
670 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
671 * read-rtl.c (apply_subst_iterator): Likewise.
672 (add_condition_to_rtx, named_rtx_p): Likewise.
673 (rtx_reader::read_rtx_operand): Likewise.
674 * config/aarch64/aarch64-sve.md
675 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
676 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
677 define_insn_and_rewrite.
678 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
679 Remove separate define_split.
680
681 2019-05-31 Jan Hubicka <jh@suse.cz>
682
683 * tree-ssa-alias.c (type_has_components_p): New function.
684 (aliasing_component_refs_p): Use it.
685
686 2019-05-31 Martin Liska <mliska@suse.cz>
687
688 * gdbhooks.py: Add const_tree to TreePrinter.
689
690 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
691
692 PR debug/86964
693 * common.opt (feliminate-unused-debug-symbols): Enable by default.
694 * doc/invoke.texi (Debugging Options): Document new default of
695 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
696
697 2019-05-31 Jakub Jelinek <jakub@redhat.com>
698
699 PR tree-optimization/90671
700 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
701 template_block used to be empty on the first call, don't use
702 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
703 seq with bb_seq and set it with set_bb_seq.
704
705 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
706
707 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
708
709 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
710 Michael Meissner <meissner@linux.ibm.com>
711
712 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
713 (prefixed_mem_operand): Likewise.
714 (non_prefixed_mem_operand): Likewise.
715 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
716 prototype.
717 * config/rs6000/rs6000.c (print_operand_address): Handle
718 PC-relative addresses.
719 (mode_supports_prefixed_address_p): New function.
720 (rs6000_prefixed_address): New function.
721 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
722 (SYMBOL_REF_PCREL_P): Likewise.
723
724 2019-05-30 Jakub Jelinek <jakub@redhat.com>
725
726 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
727 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
728 (gimplify_omp_for): If worksharing loop with lastprivate conditional
729 is nested inside of parallel region, add _condtemp_ clause to both.
730 * tree-nested.c (convert_nonlocal_omp_clauses,
731 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
732 assertion failure.
733 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
734 member.
735 * omp-general.c (omp_extract_for_data): Compute it.
736 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
737 (lower_rec_input_clauses): Likewise.
738 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
739 clause is already present, just add one further one after it.
740 (lower_lastprivate_clauses): Handle cond_ptr with array type.
741 (lower_send_shared_vars): Clear _condtemp_ vars.
742 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
743 or section or taskgroup.
744 * omp-expand.c (determine_parallel_type): Disallow combining only if
745 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
746 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
747 (expand_omp_for_generic, expand_omp_for_static_nochunk,
748 expand_omp_for_static_chunk, expand_omp_for): Use
749 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
750 determine if a special set of API routines are needed and if condtemp
751 needs to be initialized, while always initialize cond_var if
752 fd->lastprivate_conditional is non-zero.
753
754 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
755 Michael Meissner <meissner@linux.ibm.com>
756
757 * config/rs6000/constraints.md (eI): New constraint.
758 * config/rs6000/predicates.md (cint34_operand): New predicate.
759 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
760 (SIGNED_34BIT_OFFSET_P): Likewise.
761 * doc/md.texi (eI): Document constraint.
762
763 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
764
765 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
766
767 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
768 Michael Meissner <meissner@linux.ibm.com>
769
770 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
771 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
772 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
773 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
774 (OTHER_FUTURE_MASKS): Likewise.
775 (POWERPC_MASKS): Likewise.
776 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
777 specified without -mprefixed-addr or -mcpu=future. Error if
778 -mprefixed-addr is specified without -mcpu=future.
779 (rs6000_opt_masks): Add entry for prefixed-addr.
780 * rs6000.opt (mprefixed-addr): New option.
781
782 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
783
784 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
785 cfun->is_thunk check.
786
787 2019-05-30 Jakub Jelinek <jakub@redhat.com>
788
789 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
790 to length.
791
792 2019-05-30 Martin Liska <mliska@suse.cz>
793
794 * gdbinit.in: Fix 'ptc' command. Add trt
795 that prints TREE_TYPE($).
796
797 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
798 Alan Modra <amodra@gmail.com>
799
800 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
801 calls here...
802 (rs6000_indirect_call_template_1): ...and here.
803 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
804 plt16_ha, plt16_lo, mtctr indirect calls. Use
805 rs6000_pltseq_enum.
806 (rs6000_decl_ok_for_sibcall): New function.
807 (rs6000_function_ok_for_sibcall): Refactor.
808 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
809 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
810 when pcrel. Reorganize.
811 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
812 * rs6000.h (rs6000_pltseq_enum): New enum.
813 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
814 (*pltseq_tocsave): Use rs6000_pltseq_enum.
815 (*pltseq_plt16_ha): Likewise.
816 (*pltseq_plt16_lo): Likewise.
817 (*pltseq_mtctr): Likewise.
818 (*pltseq_plt_pcrel): New insn.
819 (*call_local_aix): Handle @notoc calls.
820 (*call_value_local_aix): Likewise.
821 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
822 (*call_value_nonlocal_aix): Likewise.
823 (*call_indirect_pcrel): New insn.
824 (*call_value_indirect_pcrel): Likewise.
825
826
827 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
828
829 * config/i386/sse.md (*save_multiple<mode>): Rename from
830 save_multiple<mode>.
831 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
832 (*restore_multiple_and_return<mode>): Rename from
833 restore_multiple_and_return<mode>.
834 (*restore_multiple_leave_return<mode>): Rename from
835 restore_multiple_leave_return<mode>.
836
837 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
838
839 * config.gcc (rx-*-linux*): New target.
840 * config/rx/elf.opt: New file.
841 * config/rx/linux.h: Likewise.
842 * config/rx/t-linux: Likewise.
843 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
844 make it zero.
845 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
846 (ASM_APP_OFF): Likewise.
847 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
848 moved elsewhere.
849
850 2019-05-29 Jan Hubicka <jh@suse.cz>
851
852 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
853 variants are pointer equivalent.
854
855 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
856
857 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
858 * config/aarch64/aarch64-sve2.md: New file.
859 (<u>avg<mode>3_floor): New pattern.
860 (<u>avg<mode>3_ceil): Likewise.
861 (*<sur>h<addsub><mode>): Likewise.
862 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
863 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
864
865 2019-05-29 Jakub Jelinek <jakub@redhat.com>
866
867 PR bootstrap/90543
868 * optc-save-gen.awk: In cl_optimization_print, use correct condition
869 for var_opt_string printing. In cl_optimization_print_diff, print
870 (null) instead of invoking undefined behavior if one of the
871 var_opt_string pointers is NULL and use && instead of first || in the
872 guarding condition. For var_target_other options, handle const char *
873 target variables similarly to const char * optimize node variables.
874
875 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
876
877 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
878 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
879 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
880 Add autib1716 and pacib1716 initialisation.
881 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
882 for autib1716 and pacib1716.
883 * config/aarch64/aarch64-protos.h (aarch64_key_type,
884 aarch64_post_cfi_startproc): Define.
885 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
886 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
887 aarch64_handle_pac_ret_protection): Set default sign key to A.
888 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
889 aarch64_expand_prologue): Add check for b-key.
890 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
891 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
892 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
893 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
894 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
895 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
896 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
897 * config/aarch64/aarch64.md (do_return): Add check for b-key.
898 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
899 pauth_hint_num_a with pauth_hint_num.
900 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
901 pauth_hint_num_a with pauth_hint_num.
902 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
903 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
904 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
905 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
906 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
907 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
908 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
909 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
910 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
911 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
912 UNSPEC_AUTIA1716 respectively.
913 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
914 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
915 * doc/invoke.texi (-mbranch-protection): Add b-key type.
916 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
917 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
918
919 2019-05-29 Jakub Jelinek <jakub@redhat.com>
920
921 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
922 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
923 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
924 explicit clause on combined parallel into implicit shared clause.
925 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
926 and firstprivate if the decl has one too from combined parallel to
927 the worksharing construct.
928
929 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
930 Michael Meissner <meissner@linux.ibm.com>
931
932 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
933
934 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
935
936 * rtl.h (LABEL_REF_P): New #define.
937
938 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
939
940 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
941
942 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
943
944 * internal-fn.c: Marked mask_load_direct as vectorizable.
945 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
946 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
947 combined even if masks different with allow_slp_p param.
948 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
949 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
950 dissolve SLP-only vectorizable groups when SLP has been discarded.
951 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
952 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
953 masks.
954 (vect_build_slp_tree_1): Fixed comment typo.
955 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
956 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
957 loads for SLP only.
958 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
959 vectorizable.
960 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
961
962 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
963
964 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
965 Remove obsolete use_thunk reference.
966 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
967 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
968 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
969 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
970 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
971 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
972 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
973 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
974 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
975
976 2019-05-28 Nathan Sidwell <nathan@acm.org>
977
978 * tree.h (IDENTIFIER_ANON_P): New.
979 (anon_aggrname_format, anon_aggname_p): Don't declare.
980 (make_anon_name): Declare.
981 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
982 (hash_tree): Likewise.
983 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
984 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
985 (anon_cnt, make_anon_name): New.
986
987 2019-05-28 Martin Liska <mliska@suse.cz>
988
989 PR other/90315
990 * opts-global.c (decode_options): Print help for all
991 help_option_arguments.
992 * opts.c (print_help): Add new argument.
993 (common_handle_option): Remember all values into
994 help_option_arguments.
995 * opts.h (print_help): Add new argument.
996
997 2019-05-28 Martin Liska <mliska@suse.cz>
998
999 PR ipa/90555
1000 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1001 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1002 (func_checker::compare_bb): Call compare_loops.
1003
1004 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1005
1006 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1007 on sections construct.
1008 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1009 construct.
1010 (lower_omp_sections): Handle lastprivate conditional.
1011 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1012 lastprivate_conditional_map.
1013 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1014
1015 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1016 critical, taskgroup and section regions when looking for a region
1017 with non-NULL lastprivate_conditional_map.
1018
1019 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1020
1021 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1022 (*ix86_gen_sub3): Ditto.
1023 (*ix86_gen_sub3_carry): Ditto.
1024 (*ix86_gen_one_cmpl2): Ditto.
1025 (*ix86_gen_andsp): Ditto.
1026 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1027 (gen_and2_insn): New static function.
1028 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1029 Use gen_add3_insn instead of ix86_gen_add3.
1030 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1031 instead of ix86_gen_add3.
1032 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1033 Use gen_sub3_insn instead of ix86_gen_sub3.
1034 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1035 instead of ix86_gen_add3.
1036 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1037 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1038 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1039 * config/i386/i386-options.c (ix86_option_override_internal):
1040 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1041 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1042
1043 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1044
1045 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1046 and DW_OP_GNU_const_index opcodes.
1047
1048 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1049
1050 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1051
1052 2019-05-27 Richard Biener <rguenther@suse.de>
1053
1054 PR tree-optimization/90637
1055 * tree-ssa-sink.c (statement_sink_location): Honor the
1056 computed sink location for single-uses.
1057
1058 2019-05-27 Richard Biener <rguenther@suse.de>
1059
1060 PR middle-end/90610
1061 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1062 a bit-insert.
1063
1064 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1065
1066 * config/i386/i386.md (@sub<mode>3_carry): Rename
1067 from sub<mode>3_carry.
1068 (@leave_<mode>): New expander.
1069 (*leave): Rename from leave.
1070 (*leave_rex64): Rename from leave_rex64.
1071 (@monitorx_<mode>): Rename from monitorx_<mode>.
1072 (@clzero_<mode>): Rename from clzero_<mode>.
1073 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1074 from sse3_monitor_<mode>.
1075 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1076 (*ix86_gen_leave): Ditto.
1077 (*ix86_gen_monitor): Ditto.
1078 (*ix86_gen_monitorx): Ditto.
1079 (*ix86_gen_clzero): Ditto.
1080 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1081 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1082 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1083 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1084 Use gen_sse3_monitor instead of ix86_gen_monitor.
1085 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1086 instead of ix86_gen_monitorx.
1087 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1088 instead of ix86_gen_clzero.
1089 * config/i386/i386-options.c (ix86_option_override_internal):
1090 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1091 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1092
1093 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1094
1095 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1096 Rename from tls_global_dynamic_64_<mode>.
1097 (@tls_local_dynamic_base_64_<mode>): Rename from
1098 tls_local_dynamic_base_64_<mode>.
1099 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1100 Remove indirect function.
1101 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1102 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1103 instead of ix86_gen_tls_global_dynamic_64.
1104 Use gen_tls_local_dynamic_base_64 instead of
1105 ix86_gen_tls_local_dynamic_base_64.
1106 * config/i386/i386-options.c (ix86_option_override_internal):
1107 Do not initialize ix86_gen_tls_global_dynamic_64 and
1108 ix86_gen_tls_local_dynamic_base_64.
1109
1110 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1111
1112 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1113 Rename from pro_epilogue_adjust_stack_<mode>_add.
1114 (@pro_epilogue_adjust_stack_sub_<mode>)
1115 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1116 (@allocate_stack_worker_probe_<mode>):
1117 Rename from allocate_stack_worker_probe_<mode>.
1118 (allocate_stack): Use gen_allocate_stack_worker_probe.
1119 (probe_stack): Use gen_probe_stack_1.
1120 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1121 (@adjust_stack_and_probe_<mode>): Rename from
1122 adjust_stack_and_probe<mode>.
1123 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1124 (stack_protect_set): Use gen_stack_protect_set_1.
1125 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1126 (stack_protect_test): Use gen_stack_protect_test_1.
1127 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1128 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1129 Remove indirect function.
1130 (*ix86_gen_adjust_stack_and_probe): Ditto.
1131 (*ix86_gen_probe_stack_range): Ditto.
1132 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1133 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1134 (ix86_adjust_stack_and_probe_stack_clash): Use
1135 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1136 (ix86_adjust_stack_and_probe): Ditto.
1137 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1138 of ix86_gen_probe_stack_range.
1139 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1140 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1141 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1142 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1143 CODE_FOR_stack_protect_test_{si,di}.
1144 * config/i386/i386-options.c (ix86_option_override_internal):
1145 Do not initialize ix86_gen_allocate_stack_worker,
1146 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1147
1148 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1149
1150 * doc/invoke.texi (Link Options): Many editorial changes around
1151 -flinker-output.
1152
1153 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1154
1155 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1156 pre-Solaris 11 referene and most Studio compiler details.
1157
1158 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1159
1160 PR target/90530
1161 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1162 DImode to SImode in floating-point registers on 64-bit target.
1163 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1164 register_operand in xmpyu patterns.
1165
1166 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1167
1168 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1169 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1170 OMP_CLAUSE__REDUCTEMP_.
1171 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1172 OMP_CLAUSE__CONDTEMP_.
1173 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1174 * tree-pretty-print.c (dump_omp_clause): Likewise.
1175 * tree-nested.c (convert_nonlocal_omp_clauses,
1176 convert_local_omp_clauses): Likewise.
1177 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1178 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1179 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1180 on OMP_FOR.
1181 (gimplify_omp_for): Warn and disable conditional modifier from
1182 lastprivate on loop iterators.
1183 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1184 member.
1185 * omp-general.c (omp_extract_for_data): Initialize it.
1186 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1187 member.
1188 (delete_omp_context): Delete it.
1189 (lower_lastprivate_conditional_clauses): New function.
1190 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1191 handle lastprivate conditional clauses.
1192 (lower_reduction_clauses): Add CLIST argument, emit it into
1193 the critical section if any.
1194 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1195 lower_reduction_clauses callers.
1196 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1197 to lower_lastprivate_clauses.
1198 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1199 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1200 clist into a critical section if not emitted there already by
1201 lower_reduction_clauses.
1202 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1203 callers.
1204 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1205 conditional variables.
1206 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1207 clause is present.
1208 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1209 expand_omp_for_static_chunk): Handle lastprivate conditional.
1210 (expand_omp_for): Handle fd.lastprivate_conditional like
1211 fd.have_reductemp.
1212
1213 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1214
1215 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1216 kernel does not exit cleanly.
1217 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1218
1219 2019-05-24 Jason Merrill <jason@redhat.com>
1220
1221 Revert:
1222 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1223
1224 2019-05-24 Richard Biener <rguenther@suse.de>
1225
1226 PR testsuite/90607
1227 * tree-loop-distribution.c (struct partition): Add location
1228 member.
1229 (partition_alloc): Initialize all fields.
1230 (generate_memset_builtin): Use the location recorded in the
1231 partition for the generated call.
1232 (generate_memcpy_builtin): Likewise.
1233 (classify_partition): Record the location of a single store
1234 as location for the partition.
1235
1236 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1237
1238 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1239 for lo-part.
1240
1241 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1242
1243 PR target/90588
1244 * common/config/aarch64/aarch64-common.c
1245 (aarch64_rewrite_selected_cpu): Change local temporary variable
1246 type from unsigned long to uint64_t.
1247 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1248 aarch64_get_extension_string_for_isa_flags): Change declaration to
1249 match new definition by replacing unsigned long with uint64_t.
1250
1251 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1252
1253 PR target/90568
1254 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1255 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1256 Handle stack_protect_test_<mode> codegen similarly to corresponding
1257 sub instruction.
1258
1259 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1260
1261 * config/i386/darwin.h: Reject -mfentry*.
1262 * doc/sourcebuild.texi: Document mfentry target support.
1263
1264 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1265
1266 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1267 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1268 false for PC-relative functions.
1269 (rs6000_output_function_prologue): Change called function name to
1270 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1271 name,1" for PC-relative functions.
1272 (rs6000_elf_declare_function_name): Change called function name to
1273 rs6000_global_entry_point_prologue_needed_p.
1274
1275 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1276
1277 PR target/90552
1278 * config/i386/i386.c (gen_rtx_cost):
1279 Use ix86_tune_cost instead of ix86_cost.
1280
1281 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1282 Michael Meissner <meissner@linux.ibm.com>
1283 Segher Boessenkool <segher@kernel.crashing.org>
1284
1285 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1286 OPTION_MASK_PCREL.
1287 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1288 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1289 (rs6000_fndecl_pcrel_p): Likewise.
1290 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1291 error if -mpcrel is requested without -mcpu=future.
1292 (rs6000_opt_masks): Add entry for pcrel.
1293 (rs6000_fndecl_pcrel_p): New function.
1294 (rs6000_pcrel_p): Likewise.
1295 * config/rs6000/rs6000.opt (mpcrel): New option.
1296 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1297
1298 2019-05-23 Jan Hubicka <jh@suse.cz>
1299 Martin Liska <mliska@suse.cz>
1300
1301 PR tree-optimization/90576
1302 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1303 poly_int_tree_p.
1304 (aliasing_component_refs_p): Fix three way size compare conditional;
1305 give up earlier in case we can not decide on equivalence.
1306
1307 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1308 Michael Meissner <meissner@linux.ibm.com>
1309 Segher Boessenkool <segher@kernel.crashing.org>
1310
1311 * config.gcc: Add future cpu.
1312 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1313 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1314 #define.
1315 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1316 (RS6000_CPU): New instantiation for future cpu.
1317 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1318 PROCESSOR_FUTURE.
1319 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1320 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1321 * config/rs6000/rs6000-tables.opt: Regenerate.
1322 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1323 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1324 (rs6000_machine_from_flags): Handle future cpu.
1325 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1326 PROCESSOR_POWER9 for now.
1327 (rs6000_adjust_cost): Likewise.
1328 (rs6000_issue_rate): Likewise.
1329 (rs6000_register_move_cost): Likewise.
1330 (rs6000_opt_masks): Add entry for future.
1331 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1332 (MASK_FUTURE): New #define.
1333 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1334 * config/rs6000/rs6000.opt (mfuture): New target option.
1335 * doc/invoke.texi (mcpu): Add future cpu.
1336
1337 2019-05-23 Martin Liska <mliska@suse.cz>
1338
1339 PR c++/90587
1340 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1341 operation points to a temporary (pointed via tree_to_wide_ref)
1342 that is out of scope after the &.
1343
1344 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1345
1346 PR c++/90592
1347 * doc/extend.texi (Function Names): Add missing word.
1348
1349 2019-05-23 Richard Biener <rguenther@suse.de>
1350
1351 PR tree-optimization/88440
1352 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1353 at -O[2s]+.
1354 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1355 generated call.
1356 (generate_memcpy_builtin): Likewise.
1357 (distribute_loop): Pass in whether to only distribute patterns.
1358 (prepare_perfect_loop_nest): Also allow size optimization.
1359 (pass_loop_distribution::execute): When optimizing a loop
1360 nest for size allow pattern replacement.
1361
1362 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1363
1364 PR target/90568
1365 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1366 of xor.
1367
1368 2019-05-23 Martin Liska <mliska@suse.cz>
1369
1370 PR sanitizer/90570
1371 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1372 expression similarly to gimplify_decl_expr.
1373
1374 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1375
1376 * cse.c (cse_dump_path): s/dump_file/f.
1377
1378 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1379
1380 PR c++/90462
1381 * diagnostic-format-json.cc: Include "selftest.h".
1382 (json_from_expanded_location): Only add "file" key for non-NULL
1383 file strings.
1384 (json_from_location_range): Don't add "start" and "finish"
1385 children if they are UNKNOWN_LOCATION.
1386 (selftest::test_unknown_location): New selftest.
1387 (selftest::test_bad_endpoints): New selftest.
1388 (selftest::diagnostic_format_json_cc_tests): New function.
1389 * json.cc (json::object::get): New function.
1390 (selftest::test_object_get): New selftest.
1391 (selftest::json_cc_tests): Call it.
1392 * json.h (json::object::get): New decl.
1393 * selftest-run-tests.c (selftest::run_tests): Call
1394 selftest::diagnostic_format_json_cc_tests.
1395 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1396 decl.
1397
1398 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1399 Andrew Stubbs <amd@codesourcery.com>
1400
1401 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1402 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1403 (kernel): Rename to...
1404 (main_kernel): ... this.
1405 (load_image): Load _init_array and _fini_array kernels.
1406 (run): Add argument for kernel to run.
1407 (main): Run init_array_kernel before main_kernel, and
1408 fini_array_kernel after.
1409 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1410 amdgpu_hsa_kernel attribute on functions.
1411 (gcn_disable_constructors): Delete.
1412 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1413 * config/gcn/crt0.c (size_t): Define.
1414 (_init_array, _fini_array): New.
1415 (__preinit_array_start, __preinit_array_end,
1416 __init_array_start, __init_array_end,
1417 __fini_array_start, __fini_array_end): Declare weak references.
1418
1419 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1420
1421 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1422
1423 2019-05-22 Jason Merrill <jason@redhat.com>
1424
1425 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1426
1427 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1428
1429 PR target/88483
1430 * config/i386/i386-options.c (ix86_init_machine_status): Set
1431 stack_frame_required to true.
1432 * config/i386/i386.c (ix86_get_frame_size): New function.
1433 (ix86_frame_pointer_required): Replace get_frame_size with
1434 ix86_get_frame_size.
1435 (ix86_compute_frame_layout): Likewise.
1436 (ix86_find_max_used_stack_alignment): Changed to void. Set
1437 stack_frame_required.
1438 (ix86_finalize_stack_frame_flags): Always call
1439 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1440 ix86_get_frame_size.
1441 * config/i386/i386.h (machine_function): Add stack_frame_required.
1442
1443 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1444
1445 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1446
1447 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1448
1449 * common/config/aarch64/aarch64-common.c
1450 (struct aarch64_option_extension, struct processor_name_to_arch,
1451 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1452 aarch64_contains_opt,
1453 aarch64_get_extension_string_for_isa_flags): Change type of
1454 variables storing flags to uint64_t.
1455 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1456 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1457 * config/aarch64/aarch64.c (struct processor,
1458 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1459 aarch64_validate_march, aarch64_override_options,
1460 aarch64_option_print, aarch64_handle_attr_isa_flags,
1461 aarch64_declare_function_name, aarch64_start_file): Make flag
1462 variables uint64_t.
1463 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1464 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1465 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1466 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1467 * config/aarch64/driver-aarch64.c
1468 (struct aarch64_arch_extension, struct aarch64_core_data,
1469 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1470 flag variables uint64_t.
1471 * doc/invoke.texi: Add documentation for new arguments.
1472
1473 2019-05-22 Richard Biener <rguenther@suse.de>
1474
1475 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1476 rewrite ...
1477 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1478
1479 2019-05-22 Martin Liska <mliska@suse.cz>
1480
1481 PR lto/90500
1482 * doc/extend.texi: Document the change.
1483
1484 2019-05-22 Richard Biener <rguenther@suse.de>
1485
1486 PR tree-optimization/90450
1487 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1488 (mem_ref_hasher::equal): Check it.
1489 (mem_ref_alloc): Initialize it.
1490 (gather_mem_refs_stmt): Set it.
1491
1492 2019-05-22 Richard Biener <rguenther@suse.de>
1493
1494 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1495 Add ABS_EXPR.
1496 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1497 as ABSU_EXPR.
1498
1499 2019-05-22 Alan Modra <amodra@gmail.com>
1500
1501 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1502 (ASM_CPU_SPEC): Conditionally add -many.
1503 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1504 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1505 (rs6000_file_start): ..extracted from here, and modified to
1506 test all ISA bits.
1507 (rs6000_output_function_prologue): Emit .machine as necessary.
1508 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1509 power mnemonics.
1510 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1511 added by check_vect_support_and_set_flags.
1512 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1513 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1514
1515 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1516
1517 PR middle-end/90553
1518 * ira-lives.c (process_bb_node_lives): Consider defs
1519 for a call insn to be die before the call, not after.
1520
1521 * function.c (assign_parm_setup_block): Raise alignment of
1522 stacked parameter only for STRICT_ALIGNMENT targets.
1523
1524 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1525
1526 * config/rs6000/constraints.md (define_register_constraint "wz"):
1527 Delete.
1528 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1529 RS6000_CONSTRAINT_wz.
1530 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1531 (rs6000_init_hard_regno_mode_ok): Adjust.
1532 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1533 * doc/md.texi (Machine Constraints): Adjust.
1534
1535 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1536
1537 * config/rs6000/constraints.md (define_register_constraint "wl"):
1538 Delete.
1539 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1540 RS6000_CONSTRAINT_wl.
1541 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1542 (rs6000_init_hard_regno_mode_ok): Adjust.
1543 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1544 * doc/md.texi (Machine Constraints): Adjust.
1545
1546 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1547
1548 * config/rs6000/constraints.md (define_register_constraint "wm"):
1549 Delete.
1550 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1551 RS6000_CONSTRAINT_wm.
1552 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1553 (rs6000_init_hard_regno_mode_ok): Adjust.
1554 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1555 * doc/md.texi (Machine Constraints): Adjust.
1556
1557 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1558
1559 * config/rs6000/constraints.md (define_register_constraint "wk"):
1560 Delete.
1561 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1562 RS6000_CONSTRAINT_wk.
1563 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1564 (rs6000_init_hard_regno_mode_ok): Adjust.
1565 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1566 * doc/md.texi (Machine Constraints): Adjust.
1567
1568 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1569
1570 * config/rs6000/constraints.md (define_register_constraint "wj"):
1571 Delete.
1572 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1573 RS6000_CONSTRAINT_wj.
1574 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1575 (rs6000_init_hard_regno_mode_ok): Adjust.
1576 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1577 (VS_64dm): Delete.
1578 * config/rs6000/vsx.md: Ditto.
1579 * doc/md.texi (Machine Constraints): Adjust.
1580
1581 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1582
1583 * config/rs6000/constraints.md (define_register_constraint "wh"):
1584 Delete.
1585 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1586 RS6000_CONSTRAINT_wh.
1587 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1588 (rs6000_init_hard_regno_mode_ok): Adjust.
1589 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1590 * doc/md.texi (Machine Constraints): Adjust.
1591
1592 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1593
1594 PR target/90547
1595 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1596 Avoid calling gen_lowpart with CONST operand.
1597
1598 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1599
1600 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1601 field template_last_to_copy.
1602 (ssa_create_duplicates): Set it, and use it. Attempt to
1603 preserve more debug stmts.
1604
1605 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1606
1607 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1608 (signbit<mode>2): New expander
1609
1610 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1611
1612 PR bootstrap/87338
1613 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1614 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1615
1616 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1617
1618 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1619 %ebx and %ecx bafore calling cpuid with leaf 1 or
1620 non-constant leaf argument.
1621
1622 2019-05-21 Alan Modra <amodra@gmail.com>
1623
1624 PR target/90545
1625 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1626 power9 direct move cost.
1627 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1628 Correct comments and rename functions to suit parameters.
1629
1630 2019-05-21 Richard Biener <rguenther@suse.de>
1631
1632 PR middle-end/90510
1633 * fold-const.c (fold_read_from_vector): New function.
1634 * fold-const.h (fold_read_from_vector): Declare.
1635 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1636 single-element insert permutations. Canonicalize selector
1637 further and fix issue with last commit.
1638
1639 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1640
1641 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1642 parameter with default value false to declaration.
1643 (split_edges_for_insertion): New inline function. Wrapper for
1644 split_critical_edges with for_edge_insertion_p = true.
1645 * tree-cfg.c (split_critical_edges): Don't split non-critical
1646 edges if for_edge_insertion_p is false. Fix whitespace.
1647 * tree-ssa-pre.c (pass_pre::execute): Call
1648 split_edges_for_insertion instead of split_critical_edges.
1649 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1650 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1651 (pass_data_sink_code): Update function name in the comment.
1652
1653 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1654
1655 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1656 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1657 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1658 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1659 positives.
1660
1661 2019-05-21 Martin Liska <mliska@suse.cz>
1662
1663 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1664 an extra newline.
1665 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1666 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1667 vec_lvsr.
1668 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1669 Quote a C type.
1670 (rs6000_function_arg): Likewise.
1671 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1672 (rs6000_expand_ternop_builtin): Use interval syntax.
1673 (get_element_number): Likewise.
1674 (altivec_expand_builtin): Likewise.
1675 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1676
1677 Fix test-suite.
1678
1679 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1680
1681 PR c++/59813
1682 PR target/90418
1683 * function.h (struct function): Add calls_eh_return member.
1684 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1685 gimplifying __builtin_eh_return call.
1686 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1687 to cfun.
1688 (expand_call_inline): Or in src_cfun->calls_eh_return into
1689 dst_cfun->calls_eh_return.
1690 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1691 cfun->calls_eh_return.
1692 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1693 * lto-streamer-out.c (output_struct_function_base): Write
1694 calls_eh_return.
1695
1696 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1697
1698 PR rtl-optimization/43147
1699 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1700 IX86_BUILTIN_SHUFPD.
1701
1702 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1703
1704 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1705 (refs_may_alias_p_1): ... here; update stats.
1706 (refs_may_alias_p): Do not update stats here.
1707
1708 2019-05-20 Richard Biener <rguenther@suse.de>
1709
1710 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1711 doesn't produce pointers.
1712 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1713 the first operand points to.
1714
1715 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1716
1717 * tree-ssa-alias.c (compare_sizes): New function.
1718 (sompare_type_sizes): New function
1719 (aliasing_component_refs_p): Use it.
1720 (indirect_ref_may_alias_decl_p): Likewise.
1721
1722 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1723
1724 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1725
1726 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1727
1728 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1729 (LIBLSAN_EARLY_SPEC): Likewise.
1730 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1731
1732 2019-05-20 Martin Liska <mliska@suse.cz>
1733
1734 * config/i386/i386.c (ix86_libc_has_fast_function):
1735 Add ATTRIBUTE_UNUSED for the argument.
1736
1737 2019-05-20 Richard Biener <rguenther@suse.de>
1738
1739 * gimple-match-head.c: Include vec-perm-indices.h.
1740 * generic-match-head.c: Likewise.
1741 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1742 is included.
1743 * fold-const.c (fold_vec_perm): Export.
1744 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1745 (match.pd): ...here.
1746
1747 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1748
1749 * cfgloop.h (struct loop): Add simdlen member.
1750 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1751 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1752 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1753 as new argument to autovectorize_vector_sizes target hook. If
1754 loop->simdlen, pick up vector size where the vectorization factor
1755 is equal to loop->simd, and if there is none, fall back to the first
1756 successful one.
1757 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1758 caller.
1759 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1760 * omp-general.c (omp_max_vf): Likewise.
1761 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1762 * tree-vect-slp.c (vect_slp_bb): Likewise.
1763 * target.def (autovectorize_vector_sizes): Add ALL argument and
1764 document it.
1765 * doc/tm.texi: Adjust documentation.
1766 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1767 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1768 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1769 bool argument.
1770 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1771 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1772 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1773 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1774 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1775 preferred vector size is not 512-bit or 256-bit, just put those
1776 unpreferred ones last.
1777
1778 2019-05-20 Martin Liska <mliska@suse.cz>
1779
1780 * targhooks.c (default_libc_has_fast_function): New function.
1781 * targhooks.h (default_libc_has_fast_function): Likewise.
1782
1783 2019-05-20 Martin Liska <mliska@suse.cz>
1784
1785 PR middle-end/90263
1786 * builtins.c (expand_builtin_memory_copy_args): When having a
1787 target with fast mempcpy implementation do now use memcpy.
1788 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1789 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1790 * doc/tm.texi: Likewise.
1791 * doc/tm.texi.in: Likewise.
1792 * target.def:
1793 * expr.c (emit_block_move_hints): Add 2 new arguments.
1794 * expr.h (emit_block_move_hints): Bail out when libcall
1795 to memcpy would be used.
1796
1797 2019-05-20 Martin Liska <mliska@suse.cz>
1798
1799 * profile-count.c: Add vertical spacing in order
1800 to separate functions.
1801 * profile-count.h: Likewise.
1802
1803 2019-05-20 Martin Liska <mliska@suse.cz>
1804
1805 * profile-count.h: Do not use full qualified
1806 names if possible.
1807 * profile-count.c (profile_count::to_frequency): Likewise.
1808
1809 2019-05-20 Martin Liska <mliska@suse.cz>
1810
1811 * profile-count.h (enum profile_quality): Use capital letters
1812 for enum value names. Use the adjusted names.
1813 * profile-count.c: Use the adjusted names.
1814
1815 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1816
1817 * config/rs6000/constraints.md (define_register_constraint "wH"):
1818 Delete.
1819 (define_register_constraint "wI"): Delete.
1820 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1821 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1822 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1823 (rs6000_init_hard_regno_mode_ok): Adjust.
1824 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1825 resp. "d", or with "wa" as appropriate, all with "p8v".
1826 * config/rs6000/vsx.md: Ditto.
1827 * doc/md.texi (Machine Constraints): Adjust.
1828
1829 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1830
1831 * config/rs6000/constraints.md (define_register_constraint "wy"):
1832 Delete.
1833 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1834 RS6000_CONSTRAINT_wy.
1835 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1836 (rs6000_init_hard_regno_mode_ok): Adjust.
1837 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1838 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1839 (define_mode_attr Fisa): New.
1840 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1841 * doc/md.texi (Machine Constraints): Adjust.
1842
1843 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1844
1845 * config/rs6000/constraints.md (define_register_constraint "wu"):
1846 Delete.
1847 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1848 RS6000_CONSTRAINT_wu.
1849 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1850 (rs6000_init_hard_regno_mode_ok): Adjust.
1851 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1852 both with "p8v".
1853 (define_mode_attr Fa): Delete.
1854 * config/rs6000/vsx.md: Ditto.
1855 * doc/md.texi (Machine Constraints): Adjust.
1856
1857 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1858
1859 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1860 Delete.
1861 (define_register_constraint "wK"): Delete.
1862 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1863 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1864 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1865 (rs6000_init_hard_regno_mode_ok): Adjust.
1866 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1867 Replace "wK" constraint by "wH" with "p9v".
1868 * config/rs6000/vsx.md: Ditto.
1869 * doc/md.texi (Machine Constraints): Adjust.
1870
1871 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1872
1873 * config/rs6000/constraints.md (define_register_constraint "wb"):
1874 Delete.
1875 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1876 RS6000_CONSTRAINT_wb.
1877 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1878 (rs6000_init_hard_regno_mode_ok): Adjust.
1879 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1880 * config/rs6000/vsx.md: Ditto.
1881 * doc/md.texi (Machine Constraints): Adjust.
1882
1883 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1884
1885 * config/rs6000/constraints.md (define_register_constraint "wo"):
1886 Delete.
1887 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1888 RS6000_CONSTRAINT_wo.
1889 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1890 (rs6000_init_hard_regno_mode_ok): Adjust.
1891 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1892 * config/rs6000/altivec.md: Ditto.
1893 * doc/md.texi (Machine Constraints): Adjust.
1894
1895 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1896
1897 * config/darwin-c.c (darwin_register_objc_includes): Do not
1898 prepend the sysroot when building gnu-runtime header search
1899 paths.
1900
1901 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1902
1903 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1904 instead of direct output of the asm.
1905
1906 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1907
1908 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1909 argument to be type bool (was int before).
1910 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1911 at first use. Use type bool for some variables. Fix a theoretical
1912 eh_return bug for svr4.
1913
1914 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1915
1916 * config/rs6000/rs6000.md (isa): New attribute.
1917 (enabled): New attribute.
1918
1919 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1920
1921 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1922 assemble_start_function and assemble_end_function.
1923
1924 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1925
1926 PR middle-end/89433
1927 * omp-general.c (oacc_verify_routine_clauses): Change formal
1928 parameters. Add checking if already marked with an OpenACC
1929 'routine' directive. Adjust all users.
1930
1931 PR middle-end/89433
1932 * omp-general.c (oacc_build_routine_dims): Move some of its
1933 processing into...
1934 (oacc_verify_routine_clauses): ... this new function.
1935 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1936
1937 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1938
1939 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1940 formating of picbase labels to match other ports.
1941
1942 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1943
1944 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1945 in the generated code.
1946
1947 2019-05-16 Martin Sebor <msebor@redhat.com>
1948
1949 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1950 identifiers, keywords, operators, and types in diagnostics. Correct
1951 quoting, spelling, and sentence capitalization issues.
1952 (expand_builtin_atomic_is_lock_free): Same.
1953 (fold_builtin_next_arg): Same.
1954 * cfgexpand.c (expand_one_var): Same.
1955 (tree_conflicts_with_clobbers_p): Same.
1956 (expand_asm_stmt): Same.
1957 (verify_loop_structure): Same.
1958 * cgraphunit.c (process_function_and_variable_attributes): Same.
1959 * collect-utils.c (collect_execute): Same.
1960 * collect2.c (maybe_run_lto_and_relink): Same.
1961 (is_lto_object_file): Same.
1962 (scan_prog_file): Same.
1963 * convert.c (convert_to_real_1): Same.
1964 * dwarf2out.c (dwarf2out_begin_prologue): Same.
1965 * except.c (verify_eh_tree): Same.
1966 * gcc.c (execute): Same.
1967 (eval_spec_function): Same.
1968 (run_attempt): Same.
1969 (driver::set_up_specs): Same.
1970 (compare_debug_auxbase_opt_spec_function): Same.
1971 * gcov-tool.c (unlink_gcda_file): Same.
1972 (do_merge): Same.
1973 (do_rewrite): Same.
1974 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
1975 * gimplify.c (gimplify_asm_expr): Same.
1976 (gimplify_adjust_omp_clauses): Same.
1977 * hsa-gen.c (gen_hsa_addr_insns): Same.
1978 (gen_hsa_insns_for_load): Same.
1979 (gen_hsa_cmp_insn_from_gimple): Same.
1980 (gen_hsa_insns_for_operation_assignment): Same.
1981 (gen_get_level): Same.
1982 (gen_hsa_alloca): Same.
1983 (omp_simple_builtin::generate): Same.
1984 (gen_hsa_atomic_for_builtin): Same.
1985 (gen_hsa_insns_for_call): Same.
1986 * input.c (dump_location_info): Same.
1987 * ipa-devirt.c (compare_virtual_tables): Same.
1988 * ira.c (ira_setup_eliminable_regset): Same.
1989 * lra-assigns.c (lra_assign): Same.
1990 * lra-constraints.c (lra_constraints): Same.
1991 * lto-streamer-in.c (lto_input_mode_table): Same.
1992 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1993 (merge_and_complain): Same.
1994 (compile_offload_image): Same.
1995 (compile_images_for_offload_targets): Same.
1996 (debug_objcopy): Same.
1997 (run_gcc): Same.
1998 (main): Same.
1999 * opts.c (print_specific_help): Same.
2000 (parse_no_sanitize_attribute): Same.
2001 (print_help): Same.
2002 (handle_param): Same.
2003 * plugin.c (add_new_plugin): Same.
2004 (parse_plugin_arg_opt): Same.
2005 (try_init_one_plugin): Same.
2006 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2007 operators, and types in diagnostics. Correct quoting and spelling
2008 issues.
2009 * read-rtl-function.c (parse_edge_flag_token): Same.
2010 (function_reader::parse_enum_value): Same.
2011 * reg-stack.c (check_asm_stack_operands): Same.
2012 * regcprop.c (validate_value_data): Same.
2013 * sched-rgn.c (make_pass_sched_fusion): Same.
2014 * stmt.c (check_unique_operand_names): Same.
2015 * targhooks.c (default_target_option_pragma_parse): Same.
2016 * tlink.c (recompile_files): Same.
2017 * toplev.c (process_options): Same.
2018 (do_compile): Same.
2019 * trans-mem.c (diagnose_tm_1): Same.
2020 (ipa_tm_scan_irr_block): Same.
2021 (ipa_tm_diagnose_transaction): Same.
2022 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2023 format a tree code name in a diagnostic.
2024 (verify_types_in_gimple_min_lval): Same.
2025 (verify_types_in_gimple_reference): Same.
2026 (verify_gimple_call): Same.
2027 (verify_gimple_assign_unary): Same.
2028 (verify_gimple_assign_binary): Same.
2029 (verify_gimple_assign_ternary): Same.
2030 (verify_gimple_assign_single): Same.
2031 (verify_gimple_switch): Same.
2032 (verify_gimple_label): Same.
2033 (verify_gimple_phi): Same.
2034 (verify_gimple_in_seq): Same.
2035 (verify_eh_throw_stmt_node): Same.
2036 (collect_subblocks): Same.
2037 (gimple_verify_flow_info): Same.
2038 (do_warn_unused_result): Same.
2039 * tree-inline.c (expand_call_inline): Same.
2040 * tree-into-ssa.c (update_ssa): Same.
2041 * tree.c (tree_int_cst_elt_check_failed): Same.
2042 (tree_vec_elt_check_failed): Same.
2043 (omp_clause_operand_check_failed): Same.
2044 (verify_type_variant): Same.
2045 (verify_type): Same.
2046 * value-prof.c (verify_histograms): Same.
2047 * varasm.c (assemble_start_function): Same.
2048
2049 2019-05-16 Martin Sebor <msebor@redhat.com>
2050
2051 * config/i386/i386-expand.c (get_element_number): Quote keywords
2052 and other internal names in diagnostics. Adjust other diagnostic
2053 formatting issues noted by -Wformat-diag.
2054 * config/i386/i386-features.c
2055 (ix86_mangle_function_version_assembler_name): Same.
2056 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2057 * config/i386/i386.c (ix86_function_type_abi): Same.
2058 (ix86_function_ms_hook_prologue): Same.
2059 (classify_argument): Same.
2060 (ix86_expand_prologue): Same.
2061 (ix86_md_asm_adjust): Same.
2062 (ix86_memmodel_check): Same.
2063
2064 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2065
2066 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2067 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2068 and fpxx modes.
2069
2070 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2071
2072 PR target/90497
2073 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2074 intrinsics without SSE/SSE2/SSSE3.
2075 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2076 check.
2077 (*mmx_uavgv8qi3): Likewise.
2078
2079 2019-05-17 Richard Biener <rguenther@suse.de>
2080
2081 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2082 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2083
2084 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2085
2086 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2087 vec_sldw insn pattern.
2088
2089 2019-05-17 Richard Biener <rguenther@suse.de>
2090
2091 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2092
2093 2019-05-17 Martin Liska <mliska@suse.cz>
2094
2095 PR driver/90496
2096 * toplev.c (output_stack_usage): With LTO and sanitizer it
2097 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2098 has no file location.
2099
2100 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2101
2102 PR c++/90484
2103 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2104 sz0 is equal to sz1, instead return false in that case.
2105
2106 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2107 has non-constant expression, force sctx.lane and use two
2108 argument IFN_GOMP_SIMD_LANE instead of single argument.
2109 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2110 two argument IFN_GOMP_SIMD_LANE without lhs.
2111 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2112 member.
2113 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2114 Define.
2115 (LOOP_REQUIRES_VERSIONING): Or in
2116 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2117 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2118 simd_if_cond.
2119 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2120 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2121 from simd if clause if needed.
2122
2123 2019-05-16 Richard Biener <rguenther@suse.de>
2124
2125 * tree-affine.c (expr_to_aff_combination): New function split
2126 out from...
2127 (tree_to_aff_combination): ... here.
2128 (aff_combination_expand): Avoid building a GENERIC tree.
2129
2130 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2131
2132 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2133 assemble_start_function and assemble_end_function calls.
2134 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2135 assemble_start_function and assemble_end_function.
2136 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2137 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2138 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2139 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2140 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2141 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2142 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2143 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2144 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2145 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2146 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2147 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2148 Likewise.
2149 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2150 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2151 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2152 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2153 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2154 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2155 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2156 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2157 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2158 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2159 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2160 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2161 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2162 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2163 Likewise.
2164 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2165 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2166 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2167
2168 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2169
2170 * tree-ssa-alias.c (alias_stats): Add
2171 aliasing_component_refs_p_may_alias and
2172 aliasing_component_refs_p_no_alias.
2173 (dump_alias_stats): Print aliasing_component_refs_p stats.
2174 (aliasing_component_refs_p): Update stats.
2175
2176 2019-05-16 Martin Liska <mliska@suse.cz>
2177
2178 PR lto/90500
2179 * multiple_target.c (expand_target_clones): Do not allow
2180 target_clones being used with a symbol that is an alias.
2181
2182 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2183
2184 PR tree-optimization/90394
2185 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2186 positives rather than ICE for cases where (code2 == NE_EXPR
2187 && code1 == BIT_AND_EXPR).
2188
2189 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2190
2191 PR fortran/90329
2192 * tree-core.h (struct tree_decl_common): Document
2193 decl_nonshareable_flag for PARM_DECLs.
2194 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2195 * calls.c (expand_call): Don't try tail call if caller
2196 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2197 passed on the stack and callee needs to pass any arguments on the
2198 stack.
2199 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2200 else if instead of series of mutually exclusive ifs. Handle
2201 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2202 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2203
2204 * lto-streamer.h (LTO_major_version): Bump to 9.
2205
2206 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2207
2208 PR tree-optimization/90106
2209 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2210 new parameter as new internal function call, also move it to new
2211 basic block.
2212 (use_internal_fn): Pass internal function call to
2213 shrink_wrap_one_built_in_call_with_conds.
2214
2215 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2216
2217 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2218 max_vf to 1.
2219 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2220 safelen_int and set loop->dont_vectorize.
2221
2222 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2223
2224 PR target/89021
2225 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2226 SSE/SSE2/SSSE3.
2227 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2228 Likewise.
2229 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2230 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2231 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2232 is defined.
2233
2234 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2235
2236 PR target/89021
2237 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2238 define_insn_and_split to support SSE emulation.
2239 (*vec_extractv2sf_0): Likewise.
2240 (*vec_extractv2sf_1): Likewise.
2241 (*vec_extractv2si_0): Likewise.
2242 (*vec_extractv2si_1): Likewise.
2243 (*vec_extractv2si_zext_mem): Likewise.
2244 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2245 (vec_extractv2sf_1 splitter): Likewise.
2246 (vec_extractv2sfsf): Likewise.
2247 (vec_setv2si): Likewise.
2248 (vec_extractv2si_1 splitter): Likewise.
2249 (vec_extractv2sisi): Likewise.
2250 (vec_setv4hi): Likewise.
2251 (vec_extractv4hihi): Likewise.
2252 (vec_setv8qi): Likewise.
2253 (vec_extractv8qiqi): Likewise.
2254 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2255 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2256 (vec_extractv2sisi): Likewise.
2257 (vec_extractv4hihi): Likewise.
2258 (vec_extractv8qiqi): Likewise.
2259 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2260 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2261 (vec_initv2sisi): Likewise.
2262 (vec_initv4hihi): Likewise.
2263 (vec_initv8qiqi): Likewise.
2264 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2265 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2266 (vec_setv4hi): Likewise.
2267 (vec_setv8qi): Likewise.
2268
2269 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2270
2271 PR target/89021
2272 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2273 TARGET_MMX_WITH_SSE.
2274 (MMXMODE:*mov<mode>_internal): Likewise.
2275 (MMXMODE:movmisalign<mode>): Likewise.
2276
2277 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2278
2279 PR target/89021
2280 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2281 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2282 (sse2_cvtpd2pi): Ditto.
2283 (sse2_cvttpd2pi): Ditto.
2284 (*vec_concatv2sf_sse4_1): Ditto.
2285 (*vec_concatv2sf_sse): Ditto.
2286 (*vec_concatv2si_sse4_1): Ditto.
2287 (*vec_concatv2si): Ditto.
2288 (*vec_concatv4si_0): Ditto.
2289 (*vec_concatv2di_0): Ditto.
2290
2291 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2292
2293 PR target/89021
2294 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2295
2296 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2297
2298 PR target/89021
2299 * config/i386/sse.md (ssse3_palignrdi): Changed to
2300 define_insn_and_split to support SSE emulation.
2301
2302 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2303
2304 PR target/89021
2305 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2306
2307 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2308
2309 PR target/89021
2310 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2311 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2312 SSE emulation.
2313
2314 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2315
2316 PR target/89021
2317 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2318 or TARGET_MMX_WITH_SSE.
2319 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2320
2321 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2322
2323 PR target/89021
2324 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2325
2326 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2327
2328 PR target/89021
2329 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2330 Changed to define_insn_and_split to support SSE emulation.
2331
2332 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2333
2334 PR target/89021
2335 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2336 Changed to define_insn_and_split to support SSE emulation.
2337
2338 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2339
2340 PR target/89021
2341 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2342 (*mmx_<emms>): This.
2343 (mmx_<emms>): New expander.
2344
2345 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2346
2347 PR target/89021
2348 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2349 support.
2350 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2351
2352 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2353
2354 PR target/89021
2355 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2356
2357 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2358
2359 PR target/89021
2360 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2361
2362 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2363
2364 PR target/89021
2365 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2366 TARGET_MMX_WITH_SSE.
2367 (*mmx_uavgv4hi3): Add SSE emulation.
2368
2369 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2370
2371 PR target/89021
2372 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2373 and TARGET_MMX_WITH_SSE.
2374 (*mmx_uavgv8qi3): Add SSE emulation.
2375
2376 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2377
2378 PR target/89021
2379 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2380 maskmovdqu for __MMX_WITH_SSE__.
2381
2382 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2383
2384 PR target/89021
2385 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2386 TARGET_MMX and TARGET_MMX_WITH_SSE.
2387 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2388
2389 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2390
2391 PR target/89021
2392 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2393 define_insn_and_split to support SSE emulation.
2394
2395 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2396
2397 PR target/89021
2398 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2399 and TARGET_MMX_WITH_SSE.
2400 (mmx_<code>v8qi3): Likewise.
2401 (smaxmin:<code>v4hi3): New.
2402 (umaxmin:<code>v8qi3): Likewise.
2403 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2404 (umaxmin:*mmx_<code>v8qi3): Likewise.
2405
2406 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2407
2408 PR target/89021
2409 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2410 TARGET_MMX_WITH_SSE.
2411 (*mmx_pinsrw): Add SSE emulation.
2412
2413 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2414
2415 PR target/89021
2416 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2417
2418 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2419
2420 PR target/89021
2421 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2422 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2423 SSE emulation.
2424
2425 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2426
2427 PR target/89021
2428 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2429 (sse_cvttps2pi): Likewise.
2430
2431 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2432
2433 PR target/89021
2434 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2435 TARGET_MMX_WITH_SSE.
2436 (mmx_pshufw_1): Add SSE emulation.
2437 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2438 TARGET_MMX_WITH_SSE to support SSE emulation.
2439
2440 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2441
2442 PR target/89021
2443 * config/i386/constraints.md (Yw): New constraint.
2444 * config/i386/mmx.md (*vec_dupv2si): Changed to
2445 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2446 support SSE emulation.
2447
2448 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2449
2450 PR target/89021
2451 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2452 TARGET_MMX_WITH_SSE.
2453 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2454 support.
2455 (mmx_gt<mode>3): Likewise.
2456
2457 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2458
2459 PR target/89021
2460 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2461 TARGET_MMX_WITH_SSE. Add SSE support.
2462
2463 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2464
2465 PR target/89021
2466 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2467 TARGET_MMX_WITH_SSE.
2468 (any_logic:<code><mode>3): New.
2469 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2470 Add SSE support.
2471
2472 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2473
2474 PR target/89021
2475 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2476 TARGET_MMX_WITH_SSE. Add SSE emulation.
2477 (mmx_<shift_insn><mode>3): Likewise.
2478 (ashr<mode>3): New.
2479 (<shift_insn><mode>3): Likewise.
2480
2481 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2482
2483 PR target/89021
2484 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2485 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2486
2487 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2488
2489 PR target/89021
2490 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2491 TARGET_MMX_WITH_SSE.
2492 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2493 SSE support.
2494
2495 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2496
2497 PR target/89021
2498 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2499 TARGET_MMX_WITH_SSE.
2500 (mulv4hi3): New.
2501 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2502 support.
2503
2504 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2505
2506 PR target/89021
2507 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2508 (plusminus:mmx_<plusminus_insn><mode>3): Check
2509 TARGET_MMX_WITH_SSE.
2510 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2511 (<plusminus_insn><mode>3): New.
2512 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2513 (*mmx_<plusminus_insn><mode>3): Likewise.
2514
2515 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2516
2517 PR target/89021
2518 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2519 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2520 prototype.
2521 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2522 define_insn_and_split to support SSE emulation.
2523 (mmx_punpcklbw): Likewise.
2524 (mmx_punpckhwd): Likewise.
2525 (mmx_punpcklwd): Likewise.
2526 (mmx_punpckhdq): Likewise.
2527 (mmx_punpckldq): Likewise.
2528
2529 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2530 Uros Bizjak <ubizjak@gmail.com>
2531
2532 PR target/89021
2533 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2534 New function.
2535 (ix86_split_mmx_pack): Likewise.
2536 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2537 New prototype.
2538 (ix86_split_mmx_pack): Likewise.
2539 * config/i386/i386.md (mmx_isa): New.
2540 (enabled): Also check mmx_isa.
2541 * config/i386/mmx.md (any_s_truncate): New code iterator.
2542 (s_trunsuffix): New code attr.
2543 (mmx_packsswb): Removed.
2544 (mmx_packssdw): Likewise.
2545 (mmx_packuswb): Likewise.
2546 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2547 MMX packsswb/packuswb with SSE2.
2548 (mmx_packssdw): Likewise.
2549 * config/i386/predicates.md (register_mmxmem_operand): New.
2550
2551 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2552
2553 PR target/89021
2554 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2555 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2556 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2557 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2558 (ix86_vector_mode_supported_p): Likewise.
2559 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2560
2561 2019-05-15 Martin Liska <mliska@suse.cz>
2562
2563 PR middle-end/90478
2564 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2565 Check for overflow.
2566
2567 2019-05-15 Richard Biener <rguenther@suse.de>
2568
2569 * tree-into-ssa.c (pass_build_ssa::execute): Run
2570 update_address_taken before going into SSA.
2571
2572 2019-05-15 Richard Biener <rguenther@suse.de>
2573
2574 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2575 as __BIT_FIELD_REF with type with -gimple.
2576
2577 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2578
2579 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2580 semantically equivalent branches (left over after prior refactorings).
2581
2582 2019-05-15 Richard Biener <rguenther@suse.de>
2583
2584 PR tree-optimization/88828
2585 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2586 bogus check.
2587
2588 2019-05-14 Richard Biener <rguenther@suse.de>
2589
2590 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2591 as __VIEW_CONVERT with -gimple.
2592
2593 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2594
2595 PR target/82920
2596 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2597 Darwin.
2598
2599 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2600
2601 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2602 define_split to become a define_insn_and_split.
2603
2604 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2605
2606 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2607 arguments.
2608 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2609 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2610 (sibcall_epilogue): Adjust.
2611 (epilogue): Adjust.
2612
2613 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2614
2615 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2616 to unsupported ones.
2617 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2618 * config.host: Likewise.
2619 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2620 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2621 __svr4__]: Remove "brand" fallback.
2622 [!KSTAT_DATA_STRING]: Remove.
2623 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2624 to *-*-solaris2*.
2625 (comdat_group): Likewise.
2626 (set_have_as_tls): Likewise.
2627 (gcc_cv_target_dl_iterate_phdr): Likewise.
2628 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2629 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2630 * configure: Regenerate.
2631 * doc/install.texi: Simplify Solaris target triplets.
2632 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2633 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2634 Remove Solaris 10 references.
2635 Remove obsolete Solaris bug reference.
2636 (Specific, sparc-sun-solaris2.10): Remove.
2637
2638 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2639
2640 * config/i386/i386.md (any_div): New code iterator.
2641 (paired_mod): New code attribute.
2642 (sgnprefix): Handle DIV and UDIV RTXes.
2643 (u): Ditto.
2644 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2645 and udivmod<mode>4 patterns using any_div code iterator.
2646 (divmod splitters): Macroize splitters using any_div code iterator.
2647 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2648 (*udivmodsi4_pow2_zext_2): Ditto.
2649 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2650 and *udivmod<mode>4_noext patterns using any_div code iterator.
2651 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2652 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2653 patterns using any_div code iterator.
2654 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2655 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2656 patterns using any_div code iterator.
2657 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2658 udivmodhiqi3 patterns using any_extend code iterator.
2659
2660 2019-05-14 Richard Biener <rguenther@suse.de>
2661 H.J. Lu <hongjiu.lu@intel.com>
2662
2663 PR tree-optimization/88828
2664 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2665 permuting in a single non-constant element not extracted
2666 from a vector.
2667
2668 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2669
2670 * internal-fn.def (SIGNBIT): New.
2671 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2672 defined.
2673 (signbitv4sf2): Likewise.
2674
2675 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2676
2677 PR target/90357
2678 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2679 next insn when the SRC reg is dead.
2680
2681 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2682
2683 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2684 (alloc_cand_and_find_basis): Ditto.
2685 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2686 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2687 (create_add_imm_cand, slsr_process_cast): Ditto.
2688 (slsr_process_copy, replace_mult_candidate): Ditto.
2689 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2690 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2691 (pass_strength_reduction::execute): Init the first NULL element.
2692
2693 2019-05-13 Nathan Sidwell <nathan@acm.org>
2694
2695 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2696 (run_attempt): Reformat line break.
2697
2698 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2699
2700 PR target/90418
2701 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2702 data registers in sibcall epilogues.
2703 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2704
2705 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2706
2707 PR target/89221
2708 * configure.ac (--enable-frame-pointer):
2709 Disable by default for cygwin and mingw.
2710 * configure: Regenerate.
2711
2712 2019-05-13 Nathan Sidwell <nathan@acm.org>
2713
2714 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2715 piece of code.
2716 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2717 (gen_member_die): Move abstract origin check earlier. Only VARs
2718 can be static_inline_p. Simplify splicing control flow.
2719
2720 2019-05-13 Richard Biener <rguenther@suse.de>
2721
2722 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2723 VIEW_CONVERT_EXPR.
2724 (vect_build_slp_tree_1): Likewise.
2725
2726 2019-05-13 Richard Biener <rguenther@suse.de>
2727
2728 PR tree-optimization/90402
2729 * tree-if-conv.c (tree_if_conversion): Value number only
2730 the loop body by making the latch an exit of the region
2731 as well.
2732 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2733 processing PHIs.
2734 (do_rpo_vn): Deal with multiple edges into the entry block
2735 that are not backedges inside the region by skipping PHIs
2736 of the entry block.
2737
2738 2019-05-13 Richard Biener <rguenther@suse.de>
2739
2740 PR tree-optimization/90316
2741 * tree-ssa-pre.c (insert_aux): Fold into ...
2742 (insert): ... this function. Use a RPO walk to reduce the
2743 number of required iterations.
2744
2745 2019-05-13 Martin Liska <mliska@suse.cz>
2746
2747 PR tree-optimization/90416
2748 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2749 string instead of passing the second part as va_arg argument.
2750
2751 2019-05-13 Martin Liska <mliska@suse.cz>
2752
2753 PR gcov-profile/90380
2754 * gcov.c (handle_cycle): Do not support zero cycle count,
2755 it should not be possible.
2756 (path_contains_zero_cycle_arc): New function.
2757 (circuit): Ignore zero cycle arc counts.
2758
2759 2019-05-13 Martin Liska <mliska@suse.cz>
2760
2761 PR gcov-profile/90380
2762 * gcov.c (enum loop_type): Remove the enum and
2763 the operator.
2764 (handle_cycle): Assert that we should not reach
2765 a negative count.
2766 (circuit): Use loop_found instead of a tri-state loop_type.
2767 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2768 happen.
2769
2770 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2771
2772 PR target/82920
2773 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2774 (ix86_output_indirect_branch_via_reg): Use output mechanism
2775 accounting for __USER_LABEL_PREFIX__.
2776 (ix86_output_indirect_branch_via_push): Likewise.
2777 (ix86_output_function_return): Likewise.
2778 (ix86_output_indirect_function_return): Likewise.
2779
2780 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2781
2782 * doc/md.texi: Document use of code attributes in rtx patterns.
2783 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2784 * read-rtl.c (find_code): Split out search loops into...
2785 (maybe_find_code): ...this new function.
2786 (check_code_iterator): Make the error message more informative.
2787 (check_code_attribute): New function.
2788 (rtx_reader::rtx_alloc_for_name): Likewise.
2789 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2790 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2791 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2792 <max_opp> directly as an rtx code instead of via a match_operator.
2793 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2794 (<su>abd<mode>_3): Update accordingly.
2795
2796 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2797
2798 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2799 is given, print the state of the EH "save world" computation for
2800 Darwin.
2801
2802 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2803
2804 PR c++/59813
2805 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2806 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2807
2808 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2809
2810 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2811 Use pinsrd for TARGET_SSE4_1.
2812 * config/i386/sse.md (movdi_to_sse): Ditto.
2813
2814 2019-05-10 Richard Biener <rguenther@suse.de>
2815
2816 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2817 (do_rpo_vn): Initialize next_value_id.
2818
2819 2019-05-10 Martin Liska <mliska@suse.cz>
2820
2821 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2822 Fix plural form.
2823
2824 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2825
2826 PR tree-optimization/90385
2827 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2828 arguments of the exit phis.
2829
2830 PR c++/90383
2831 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2832 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2833 id->do_not_fold.
2834 (copy_tree_body_r): Likewise.
2835 (copy_fn): Set id.do_not_fold to true.
2836
2837 2019-05-10 Martin Liska <mliska@suse.cz>
2838
2839 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2840 Reapply changes from r269790.
2841
2842 2019-05-10 Martin Liska <mliska@suse.cz>
2843
2844 PR middle-end/90340
2845 * doc/invoke.texi: New params.
2846 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2847 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2848 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2849 Use it.
2850 * tree-switch-conversion.h (struct jump_table_cluster):
2851 Likewise.
2852
2853 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2854
2855 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2856
2857 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2858
2859 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2860
2861 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2862
2863 PR rtl-optimization/88879
2864 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2865
2866 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2867
2868 PR target/90405
2869 * config/arm/arm.c (callee_saved_reg_p): Move before
2870 thumb_find_work_register.
2871 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2872 thumb_find_work_register. Only call df_get_live_out once.
2873 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2874 (thumb_find_work_register): Use
2875 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2876 algorithms to locate a spare call clobbered reg.
2877
2878 2019-05-09 Martin Liska <mliska@suse.cz>
2879
2880 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2881 and MAX_EXPR in GIMPLE FE format.
2882
2883 2019-05-09 Martin Liska <mliska@suse.cz>
2884
2885 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2886 * gimple-pretty-print.c (dump_gimple_bb_header):
2887 Dump BB count.
2888 (pp_cfg_jump): Dump edge probability.
2889 * profile-count.c (profile_quality_as_string): Simplify
2890 with a static array.
2891 (parse_profile_quality): New function.
2892 (profile_count::dump): Simplify with a static array.
2893 (profile_count::from_gcov_type): Add new argument.
2894 * profile-count.h (parse_profile_quality): Likewise.
2895 * predict.h (set_hot_bb_threshold): New.
2896 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2897 New param.
2898 * predict.c (get_hot_bb_threshold): Set from the new param.
2899 (set_hot_bb_threshold): New.
2900
2901 2019-05-09 Richard Biener <rguenther@suse.de>
2902
2903 PR tree-optimization/90395
2904 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2905 rewrite vector stores that throw internally.
2906
2907 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2908
2909 * cif-code.def (CHKP): Remove.
2910
2911 PR target/89221
2912 * configure.ac (--enable-frame-pointer): Disable by default for
2913 GNU systems.
2914 * configure: Regenerate.
2915
2916 2019-05-09 Alan Modra <amodra@gmail.com>
2917
2918 PR target/89271
2919 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2920 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2921 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2922 cost for general <-> vsx when direct moves are available.
2923 Cost union classes at minimal cost for any reg in the class.
2924 Correct calculation for moves between vsx, float, and altivec.
2925 Don't return a low cost for moves between special regs. Don't
2926 use hard coded register numbers.
2927 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2928 (rs6000_ira_change_pseudo_allocno_class): New function.
2929 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2930 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2931 alternatives.
2932 (movsi_internal1): Don't disparage vector alternatives.
2933 (mov<mode>_internal): Likewise, excepting alternative that
2934 will be split.
2935 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2936 we <- b alternative.
2937
2938 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2939
2940 PR c++/59813
2941 PR tree-optimization/89060
2942 * tree-ssa-live.h (live_vars_map): New typedef.
2943 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2944 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2945 (struct compute_live_vars_data): New type.
2946 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2947 live_vars_at_stmt, destroy_live_vars): New functions.
2948 * tree-tailcall.c: Include tree-ssa-live.h.
2949 (live_vars, live_vars_vec): New global variables.
2950 (find_tail_calls): Perform variable life analysis before punting.
2951 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2952 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
2953 member.
2954 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
2955 Perform variable life analysis to select variables that really need
2956 clobbers added.
2957 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
2958 instead set id->eh_landing_pad_dest and assert it is the same.
2959 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
2960
2961 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
2962 Richard Earnshaw <rearnsha@arm.com>
2963
2964 PR target/88167
2965 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
2966 function.
2967 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
2968 (thumb1_compute_save_core_reg_mask): Don't force a spare work
2969 register if both the epilogue and prologue can use call-clobbered
2970 regs.
2971 (thumb1_unexpanded_epilogue): Use
2972 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
2973 picking temporaries for restoring high regs to match that of the
2974 prologue where possible.
2975 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
2976 the list of work registers. Detect if the return address is still live
2977 at the end of the prologue and avoid using it for a work register if so.
2978 If the return address is not live, add LR to the list of pushable regs
2979 after the first pass.
2980
2981 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2982
2983 PR tree-optimization/90078
2984 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
2985 (INFTY): Increase the value for infinite cost.
2986 (struct comp_cost): Promote type of members to int64_t.
2987 (infinite_cost): Don't set complexity in initialization.
2988 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2989 overflows to infinite_cost.
2990 (adjust_setup_cost): Promote type of parameter and cost computation
2991 to int64_t.
2992 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2993 int64_t.
2994 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2995 cost computation to int64_t.
2996 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2997 int64_t's format specifier in dump.
2998
2999 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3000
3001 PR tree-optimization/90240
3002 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3003 with respect to scaling factor pre-computed for each basic block.
3004 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3005 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3006 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3007 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3008 live range for array of loop's basic blocks. Cleanup aux field of
3009 loop's basic blocks.
3010
3011 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3012
3013 PR tree-optimization/90356
3014 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3015
3016 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3017
3018 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3019 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3020 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3021 (ix86_handle_option): Handle -mavx512bf16.
3022 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3023 to extra_headers.
3024 * config/i386/avx512bf16vlintrin.h: New.
3025 * config/i386/avx512bf16intrin.h: New.
3026 * config/i386/cpuid.h (bit_AVX512BF16): New.
3027 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3028 * config/i386/i386-builtin-types.def: Add new types.
3029 * config/i386/i386-builtin.def: Add new builtins.
3030 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3031 __AVX512BF16__.
3032 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3033 (ix86_option_override_internal): Handle BF16.
3034 (ix86_valid_target_attribute_inner_p): Ditto.
3035 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3036 * config/i386/i386-builtin.c (enum processor_features): Add
3037 F_AVX512BF16.
3038 (static const _isa_names_table isa_names_table): Ditto.
3039 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3040 (PTA_AVX512BF16): Ditto.
3041 * config/i386/i386.opt: Add -mavx512bf16.
3042 * config/i386/immintrin.h: Include avx512bf16intrin.h
3043 and avx512bf16vlintrin.h.
3044 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3045 avx512f_cvtneps2bf16_<mode><mask_name>,
3046 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3047 * config/i386/subst.md (mask_half): Add new subst.
3048 * doc/invoke.texi: Document -mavx512bf16.
3049
3050 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3051
3052 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3053 Delete declaration.
3054 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3055 (rs6000_debug_legitimize_reload_address): Delete.
3056 (rs6000_legitimize_reload_address_ptr): Delete.
3057 (rs6000_option_override_internal): Adjust.
3058 (mem_operand_gpr): Adjust comment.
3059 (legitimate_lo_sum_address_p): Ditto.
3060 (rs6000_legitimize_reload_address): Delete.
3061 (rs6000_debug_legitimize_reload_address): Delete.
3062 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3063
3064 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3065
3066 PR target/89765
3067 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3068 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3069 to compute vector element selector for both constant and variable
3070 operands.
3071
3072 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3073
3074 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3075 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3076 ashrdi3_cvt using SWI48 mode iterator.
3077
3078 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3079
3080 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3081 (aarch64_<su>abd<mode>_3): Likewise.
3082 (*aarch64_<su>abd<mode>_3): New define_insn.
3083 (<sur>sad<vsi2qi>): New define_expand.
3084 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3085 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3086 (build_vect_cond_expr): Likewise.
3087
3088 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3089
3090 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3091 clobbers outside of accessible_reg_set.
3092 * config/i386/i386.c (ix86_conditional_register_usage):
3093 Disable register sets by clearing corresponding bits in
3094 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3095 call_used_regs and don't clear corresponding reg_names array members.
3096
3097 2019-05-07 Richard Biener <rguenther@suse.de>
3098
3099 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3100 not specified still compute a comp_vectype for invariant
3101 compares.
3102
3103 2019-05-07 Richard Biener <rguenther@suse.de>
3104
3105 PR tree-optimization/90316
3106 * tree-ssa-pre.c (translate_vuse_through_block): When
3107 same_valid is NULL do not bother to search for a virtual
3108 PHI continuation.
3109 (phi_translate_1): When operands changed we cannot keep
3110 the same value-number so do not bother to ask whether
3111 that's possible from translate_vuse_through_block.
3112
3113 2019-05-07 Martin Liska <mliska@suse.cz>
3114
3115 * bitmap.c (bitmap_register): Come up with
3116 alloc_descriptor_max_uid and assign it for
3117 a new bitmap.
3118 (register_overhead): Use get_descriptor as
3119 a descriptor.
3120 (release_overhead): New.
3121 (bitmap_elem_to_freelist): Call it.
3122 (bitmap_elt_clear_from): Likewise.
3123 (bitmap_obstack_free): Likewise.
3124 (bitmap_move): Sensitively release memory.
3125 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3126 (bitmap_initialize): Initialize alloc_descriptor to zero.
3127 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3128
3129 2019-05-07 Richard Biener <rguenther@suse.de>
3130
3131 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3132 we build a SLP node. Remove max_size and limiting.
3133 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3134
3135 2019-05-07 Richard Biener <rguenther@suse.de>
3136
3137 PR tree-optimization/90316
3138 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3139 limit by reference.
3140 (walk_non_aliased_vuses): Take walking limit argument.
3141 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3142 walking if it is reached instead of just counting.
3143 (get_continuation_for_phi): Likewise.
3144 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3145 limiting to the callback.
3146 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3147 (vn_reference_lookup_3): Likewise.
3148 (vn_reference_lookup_pieces): Likewise.
3149 (vn_reference_lookup): Likewise.
3150 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3151 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3152 (avail_exprs_stack::lookup_avail_expr): Likewise.
3153
3154 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3155
3156 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3157 for comparaible types in the second direction even if first one
3158 hits incomparable type.
3159
3160 2019-05-07 Richard Biener <rguenther@suse.de>
3161
3162 PR lto/90369
3163 * lto-wrapper.c (debug_objcopy): Use the original filename
3164 including archive offset for the filename used for -save-temps.
3165
3166 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3167
3168 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3169 detection.
3170
3171 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3172 Hongtao Liu <hongtao.liu@intel.com>
3173
3174 PR target/89750
3175 PR target/86444
3176 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3177 Modified, original implementation isn't correct.
3178
3179 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3180
3181 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3182 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3183 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3184 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3185 (FRAME_POINTER_REGNUM): Change numbering.
3186 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3187 (alt_reg_names): Adjust.
3188 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3189 fixed.
3190 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3191 (DWARF_FRAME_REGISTERS): Delete.
3192 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3193 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3194 Adjust.
3195 (REG_ALLOC_ORDER): Adjust.
3196 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3197 (REG_CLASS_CONTENTS): Adjust.
3198 (RETURN_ADDR_RTX): Change comment.
3199 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3200 instead of 67.
3201 (REGISTER_NAMES): Adjust.
3202 (ADDITIONAL_REGISTER_NAMES): Adjust.
3203 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3204
3205 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3206
3207 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3208 Delete.
3209 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3210 (DWARF_FRAME_REGISTERS): Adjust.
3211 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3212 Adjust.
3213 (REG_ALLOC_ORDER): Adjust.
3214 (enum reg_class): Delete SPR_REGS.
3215 (REG_CLASS_NAMES): Delete SPR_REGS.
3216 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3217 (REGISTER_NAMES): Adjust.
3218 (ADDITIONAL_REGISTER_NAMES): Adjust.
3219 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3220 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3221 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3222 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3223 (htm_spr_regno): Delete.
3224 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3225 argument.
3226 (rs6000_dbx_register_number): Adjust.
3227
3228 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3229
3230 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3231
3232 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3233
3234 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3235 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3236
3237 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3238
3239 PR tree-optimization/88709
3240 PR tree-optimization/90271
3241 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3242 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3243 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3244 variable.
3245 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3246 of the store merging group is larger than
3247 PARAM_STORE_MERGING_MAX_SIZE parameter.
3248 (split_group): Add bzero_first argument. If set, always emit first
3249 the first store which must be = {} of the whole area and then for the
3250 rest of the stores consider all zero bytes as paddings.
3251 (imm_store_chain_info::output_merged_store): Check if first store
3252 is = {} of the whole area and if yes, determine which setting of
3253 bzero_first for split_group gives smaller number of stores. Adjust
3254 split_group callers.
3255 (lhs_valid_for_store_merging_p): Allow decls.
3256 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3257 no elts.
3258 (pass_store_merging::process_store): Likewise.
3259
3260 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3261
3262 PR target/89424
3263 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3264 handling of V1TImode.
3265
3266 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3267
3268 PR target/89221
3269 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3270 and enable_frame_pointer ...
3271 * configure.ac: ... here. Update help strings for
3272 --enable-frame-pointer.
3273 * configure: Regenerate.
3274 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3275 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3276 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3277 (USE_X86_64_FRAME_POINTER): Ditto.
3278
3279 2019-05-06 Martin Liska <mliska@suse.cz>
3280
3281 * config.gcc: Append to target_gtfiles and fix indentation.
3282
3283 2019-05-06 Richard Biener <rguenther@suse.de>
3284
3285 PR tree-optimization/90358
3286 * tree-vect-stmts.c (get_group_load_store_type): Properly
3287 detect unused upper half of load.
3288 (vectorizable_load): Likewise.
3289
3290 2019-05-06 Richard Biener <rguenther@suse.de>
3291
3292 PR tree-optimization/88828
3293 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3294 (simplify_vector_constructor): ...here. Handle constants in
3295 the constructor.
3296
3297 2019-05-06 Richard Biener <rguenther@suse.de>
3298
3299 PR tree-optimization/90328
3300 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3301 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3302 is valid in the loop nest before using it.
3303 (initialize_data_dependence_relation): Adjust.
3304 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3305 loop as loop-nest to dr_may_alias_p.
3306
3307 2019-05-06 Richard Biener <rguenther@suse.de>
3308
3309 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3310
3311 2019-05-06 Richard Biener <rguenther@suse.de>
3312
3313 PR tree-optimization/90316
3314 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3315 compute target on demand.
3316 (get_continuation_for_phi): Remove code walking stmts to
3317 get to a target virtual operand which could end up being
3318 quadratic.
3319
3320 2019-05-06 Martin Liska <mliska@suse.cz>
3321
3322 PR sanitizer/90312
3323 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3324 when -mabi is selected to a non-default version.
3325
3326 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3327 Martin Liska <mliska@suse.cz>
3328
3329 * Makefile.in: Add lto-dump.texi.
3330 * cgraph.h: Add new functions get_visibility_string and
3331 get_symtab_type_string.
3332 * doc/gcc.texi: Include lto-dump section.
3333 * doc/lto-dump.texi: New file.
3334 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3335 (parse_dump_option): Factor out this function.
3336 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3337 (parse_dump_option): Export the function.
3338 * symtab.c (symtab_node::get_visibility_string): New function.
3339 (symtab_node::get_symtab_type_string): Likewise.
3340
3341 2019-05-06 Martin Liska <mliska@suse.cz>
3342
3343 * config/i386/i386-builtins.c: New file.
3344 * config/i386/i386-builtins.h: New file.
3345 * config/i386/i386-expand.c: New file.
3346 * config/i386/i386-expand.h: New file.
3347 * config/i386/i386-features.c: New file.
3348 * config/i386/i386-features.h: New file.
3349 * config/i386/i386-options.c: New file.
3350 * config/i386/i386-options.h: New file.
3351 * config.gcc: Add new files into extra_objs and
3352 target_gtfiles.
3353 * config/i386/i386.c: Split content of the file
3354 into newly introduced files.
3355 * config/i386/i386.h: Declare common variables
3356 and macros.
3357 * config/i386/t-i386: Define dependencies for new files.
3358
3359 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3360
3361 PR target/89400
3362 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3363 Restrict 'all' variant to 32-bit configurations.
3364 (unaligned_loadhiu): Likewise.
3365 (unaligned_storehi): Likewise.
3366 (unaligned_storesi): Likewise.
3367 (unaligned_loadhis): Disable when compiling for thumb1.
3368
3369 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3370
3371 PR tree-optimization/90269
3372 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3373 Ignore clobbers.
3374
3375 2019-05-03 Martin Liska <mliska@suse.cz>
3376
3377 * hash-map.h: Add is_empty function.
3378 * hash-set.h: Likewise.
3379 * hash-table.h: Likewise.
3380 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3381 elements () == 0 (and similar usages).
3382 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3383 * gimplify.c (gimplify_bind_expr): Likewise.
3384 (gimplify_switch_expr): Likewise.
3385 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3386 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3387 * postreload-gcse.c (dump_hash_table): Likewise.
3388 (gcse_after_reload_main): Likewise.
3389 * predict.c (combine_predictions_for_bb): Likewise.
3390 * tree-parloops.c (reduction_phi): Likewise.
3391 (separate_decls_in_region): Likewise.
3392 (transform_to_exit_first_loop): Likewise.
3393 (gen_parallel_loop): Likewise.
3394 (gather_scalar_reductions): Likewise.
3395 (try_create_reduction_list): Likewise.
3396 * var-tracking.c (dump_vars): Likewise.
3397 (emit_notes_for_changes): Likewise.
3398 (vt_emit_notes): Likewise.
3399
3400 2019-05-03 Richard Biener <rguenther@suse.de>
3401
3402 PR tree-optimization/90316
3403 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3404 before running VN.
3405
3406 2019-05-03 Richard Biener <rguenther@suse.de>
3407
3408 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3409 peeling for gaps by loading only lower halves of vectors
3410 if possible.
3411 (vectorizable_load): Likewise.
3412
3413 2019-05-03 Richard Biener <rguenther@suse.de>
3414
3415 PR middle-end/89518
3416 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3417
3418 2019-05-03 Richard Biener <rguenther@suse.de>
3419
3420 PR middle-end/87314
3421 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3422 Handle STRING_CST vs DECL or STRING_CST.
3423
3424 2019-05-03 Richard Biener <rguenther@suse.de>
3425
3426 PR tree-optimization/88963
3427 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3428 vector loads feeding only BIT_FIELD_REFs to component
3429 loads. Rewrite stores fed by CONSTRUCTORs to component
3430 stores.
3431
3432 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3433
3434 * opts.h (finish_options): Remove lang_mask argument.
3435 (print_help, help_option_argument): Declare.
3436 * opts.c (print_help): Remove forward declaration, no longer static.
3437 (finish_options): Remove lang_mask argument, don't call print_help
3438 here.
3439 * opts-global.c (decode_options): Adjust finish_option caller, call
3440 print_help here.
3441
3442 PR tree-optimization/90303
3443 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3444 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3445
3446 2019-05-03 Richard Biener <rguenther@suse.de>
3447
3448 PR tree-optimization/89698
3449 * gimple-fold.c (canonicalize_constructor_val): Early out
3450 for constants, handle unfolded INTEGER_CSTs as they appear in
3451 C++ virtual table ctors.
3452
3453 2019-05-03 Richard Biener <rguenther@suse.de>
3454
3455 * passes.c (execute_function_todo): Remove dead code.
3456
3457 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3458
3459 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3460 the internal register number, for any "real" register.
3461
3462 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3463
3464 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3465 correct numbers for TFHAR, TFIAR, TEXASR.
3466
3467 2019-05-02 Richard Biener <rguenther@suse.de>
3468
3469 PR tree-optimization/89653
3470 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3471 update-address-taken before the pass.
3472 * passes.def (pass_tree_loop_init): Put comment before it.
3473
3474 2019-05-02 Richard Biener <rguenther@suse.de>
3475
3476 PR tree-optimization/89509
3477 * tree-ssa-structalias.c (compute_dependence_clique): Look
3478 at the first subvar when determining whether it is restrict.
3479
3480 2019-05-02 Richard Biener <rguenther@suse.de>
3481
3482 PR tree-optimization/90273
3483 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3484 useless debug stmts.
3485
3486 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3487
3488 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3489 ACLE branch.
3490 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3491 SVE ACLE branch.
3492 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3493 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3494 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3495 (vectorizable_reduction): Use the functions above to vectorize in a
3496 fully masked loop codes that don't have a conditional internal
3497 function.
3498
3499 2019-05-02 Martin Liska <mliska@suse.cz>
3500
3501 * cgraphclones.c: Call valid_attribute_p with 1 for
3502 target_clone.
3503 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3504 it's for target attribute.
3505 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3506 Add new boolean argument.
3507 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3508 Likewise.
3509 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3510 to ix86_valid_target_attribute_inner_p.
3511 (ix86_valid_target_attribute_p): Pass flags argument to
3512 ix86_valid_target_attribute_inner_p.
3513 (get_builtin_code_for_version): Use 0 as it's target attribute.
3514
3515 2019-05-02 Martin Liska <mliska@suse.cz>
3516
3517 * gcc.c (process_command): Add dummy file only
3518 if n_infiles == 0.
3519 * opts-global.c (decode_options): Pass lang_mask.
3520 * opts.c (print_help): New function.
3521 (finish_options): Print --help if help_option_argument
3522 is set.
3523 (common_handle_option): Factor out content of OPT__help_
3524 into print_help.
3525 * opts.h (finish_options): Add new argument.
3526
3527 2019-05-02 Martin Liska <mliska@suse.cz>
3528
3529 PR target/88809
3530 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3531 With -minline-all-stringops use inline expansion using 4B loop.
3532 * doc/invoke.texi: Document the change of
3533 -minline-all-stringops.
3534
3535 2019-05-01 Jeff Law <law@redhat.com>
3536
3537 PR tree-optimization/88797
3538 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3539 PHI feeds a conditional on the RHS of an assignment.
3540
3541 2019-04-30 Andrew Waterman <andrew@sifive.com>
3542 Jim Wilson <jimw@sifive.com>
3543
3544 * config/riscv/constraints.md (L): New.
3545 * config/riscv/predicates.md (lui_operand): New.
3546 (sfb_alu_operand): New.
3547 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3548 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3549 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3550 * config/riscv/risc.md (type): Add sfb_alu.
3551 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3552 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3553 (branch_zero<mode>): Delete.
3554 (mov<mode>cc): New.
3555 (mov<GPR:mode><X:mode>cc): Likewise.
3556 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3557
3558 2019-04-30 Nathan Sidwell <nathan@acm.org>
3559
3560 * tree.h (MARK_TS_EXP): New.
3561
3562 2019-04-30 Martin Liska <mliska@suse.cz>
3563
3564 * opts.c (enable_warning_as_error): Provide hints
3565 for unknown options.
3566
3567 2019-04-30 Martin Liska <mliska@suse.cz>
3568
3569 PR debug/90288
3570 * doc/invoke.texi: Add missing dash for gas-locview-support
3571 and gno-as-locview-support.
3572
3573 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3574
3575 PR target/89093
3576 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3577 whitespace at the start of target attribute string.
3578
3579 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3580
3581 PR target/86538
3582 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3583 Define __ARM_FEATURE_ATOMICS.
3584
3585 2019-04-30 Martin Liska <mliska@suse.cz>
3586
3587 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3588 into built_in_function enum. Remove code for endp == 2 and
3589 use BUILT_IN_* constants.
3590 (gimple_fold_builtin): Call the function with fcode.
3591
3592 2019-04-30 Martin Liska <mliska@suse.cz>
3593
3594 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3595 DECL_FUNCTION_CODE into ix86_builtins enum before
3596 the switch statement.
3597
3598 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3599
3600 PR tree-optimization/89475
3601 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3602 calls.
3603
3604 2019-04-30 Martin Liska <mliska@suse.cz>
3605
3606 PR translation/90274
3607 * opts.c (print_filtered_help): Wrap string in _(...).
3608
3609 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3610
3611 PR tree-optimization/90240
3612 Revert:
3613 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3614
3615 PR tree-optimization/90078
3616 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3617 checks for infinite_cost overflow.
3618
3619 2019-04-29 Jeff Law <law@redhat.com>
3620
3621 * passes.def: Move -Wrestrict pass after copy propagation.
3622
3623 2019-04-29 Maya Rashish <coypu@sdf.org>
3624
3625 * config.gcc (default_gnu_indirect_function): Default to yes
3626 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3627 sparc*-*-netbsd*, x86_64-*-netbsd*.
3628
3629 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3630
3631 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3632 where cond2 is NE_EXPR.
3633 (is_value_included_in): Update comment.
3634
3635 2019-04-29 Richard Biener <rguenther@suse.de>
3636
3637 PR tree-optimization/90278
3638 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3639 EH on comparison simplification.
3640
3641 2019-04-29 Jason Merrill <jason@redhat.com>
3642
3643 PR c++/82081 - tail call optimization breaks noexcept
3644 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3645 nothrow function to a might-throw function into a tail call.
3646
3647 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3648
3649 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3650 (DDR_INNER_LOOP): Likewise.
3651 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3652 (initialize_data_dependence_relation): Likewise.
3653 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3654
3655 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3656
3657 PR rtl-optimization/90257
3658 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3659 return value.
3660
3661 Revert the revert:
3662 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3663
3664 PR target/90178
3665 Revert:
3666 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3667
3668 Revert the revert:
3669 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3670
3671 Revert:
3672 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3673
3674 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3675
3676 2019-04-29 Richard Biener <rguenther@suse.de>
3677
3678 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3679 rhs issue a reset.
3680
3681 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3682
3683 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3684 varasm.h, and netbsd-protos.h.
3685
3686 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3687
3688 PR target/89261
3689 * config/i386/i386-protos.h (ix86_data_alignment): Change
3690 the second argument type to unsigned int.
3691 * config/i386/i386.c (ix86_data_alignment): Change "align"
3692 argument type to unsigned int.
3693
3694 2019-04-27 Martin Liska <mliska@suse.cz>
3695
3696 PR middle-end/90258
3697 * opt-suggestions.c (option_proposer::build_option_suggestions):
3698 When get_valid_option_values returns empty values, add the
3699 misspelling candidate.
3700
3701 2019-04-26 Jim Wilson <jimw@sifive.com>
3702
3703 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3704 parameter.
3705 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3706 Pass orig_mode to riscv_build_integer.
3707 (riscv_split_integer): Pass mode to riscv_move_integer.
3708 (riscv_legitimize_const_move): Likewise.
3709 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3710 promoted_mode. Replace force_reg call with code to load constant into
3711 promoted reg and then subreg it for the store.
3712 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3713 riscv_move_integer.
3714
3715 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3716
3717 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3718 corrupt codes.
3719
3720 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3721
3722 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3723 commentary about the encoding of precision.
3724
3725 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3726
3727 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3728 * config/i386/t-freebsd64: New file.
3729 * config.gcc: Add the t-freebsd64 for multilib support.
3730
3731 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3732
3733 * doc/extend.texi (vector_size): Add missing comma after @xref.
3734
3735 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3736
3737 * BASE-VER: Set to 10.0.0.
3738
3739 2019-04-25 Richard Biener <rguenther@suse.de>
3740
3741 PR middle-end/89765
3742 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3743 VIEW_CONVERT_EXPR into one operating on an rvalue.
3744
3745 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3746
3747 PR target/89929
3748 * config/i386/i386.c (feature_priority): Moved to file scope.
3749 (processor_features): Likewise.
3750 (processor_model): Likewise.
3751 (_arch_names_table): Likewise.
3752 (arch_names_table): Likewise.
3753 (_feature_list): Removed.
3754 (feature_list): Likewise.
3755 (_isa_names_table): Moved to file scope. Add priority.
3756 (isa_names_table): Likewise.
3757 (get_builtin_code_for_version): Replace feature_list with
3758 isa_names_table. Update error message for P_ZERO priority.
3759
3760 2019-04-25 Richard Biener <rguenther@suse.de>
3761
3762 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3763 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3764
3765 2019-04-24 Jeff Law <law@redhat.com>
3766
3767 PR tree-optimization/90037
3768 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3769 * passes.def: Replace all instance of phi-only cprop with the
3770 lattice propagator. Move propagation pass from after erroneous
3771 path isolation to before erroneous path isolation.
3772 * tree-ssa-phionlycprop.c: Remove.
3773
3774 2019-04-24 Richard Biener <rguenther@suse.de>
3775
3776 PR middle-end/90213
3777 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3778 by size and BITS_PER_UNIT on poly-wide-ints.
3779
3780 2019-04-25 Richard Biener <rguenther@suse.de>
3781
3782 PR middle-end/90194
3783 * match.pd: Add pattern to simplify view-conversion of an
3784 empty constructor.
3785
3786 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3787
3788 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3789 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3790 for Go on 32 bit AIX.
3791 * config/rs6000/aix72.h: Likewise.
3792
3793 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3794
3795 PR target/90193
3796 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3797 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3798
3799 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3800
3801 PR target/89952
3802 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3803 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3804 for restored hard frame pointer.
3805 (s390_sched_dependencies_evaluation): Implement new target hook.
3806 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3807
3808 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3809
3810 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3811 * config/arc/arc.c (arc_init): Cleanup warning message.
3812 (arc_override_options): Likewise.
3813
3814 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3815
3816 PR target/90187
3817 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3818 a register if both if_true and if_false are MEMs.
3819
3820 PR tree-optimization/90208
3821 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3822 after labels of new_bb, not before them.
3823
3824 PR tree-optimization/90211
3825 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3826 which are not SSA_NAMEs.
3827
3828 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3829
3830 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3831 AArch64.
3832 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3833
3834 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3835
3836 PR rtl-optimization/87979
3837 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3838 not equal zero.
3839
3840 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3841
3842 PR rtl-optimization/84032
3843 * modulo-sched.c (ps_insn_find_column): Change condition so that
3844 branch will always be the last insn in a row inside partial
3845 schedule.
3846
3847 2019-04-23 Richard Biener <rguenther@suse.de>
3848
3849 PR debug/90131
3850 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3851 dest_single_pred_p argument.
3852 (remove_forwarder_block): Adjust.
3853 (remove_forwarder_block_with_phi): Likewise.
3854
3855 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3856 Bernd Edlinger <bernd.edlinger@hotmail.de>
3857 Jakub Jelinek <jakub@redhat.com>
3858
3859 PR target/89093
3860 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3861 if used with general-regs-only.
3862 (arm_conditional_register_usage): Don't add non-general regs if
3863 general-regs-only.
3864 (arm_valid_target_attribute_rec): Handle general-regs-only.
3865 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3866 general-regs-only.
3867 (TARGET_HARD_FLOAT_SUB): Define.
3868 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3869 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3870 (TARGET_REALLY_IWMMXT2): Likewise.
3871 * config/arm/arm.opt: Add -mgeneral-regs-only.
3872 * doc/extend.texi: Document ARM general-regs-only target.
3873 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3874
3875 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3876
3877 PR tree-optimization/90078
3878 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3879 checks for infinite_cost overflow.
3880
3881 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3882
3883 PR tree-optimization/90021
3884 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3885 and check univariate against it.
3886 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3887 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3888
3889 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3890
3891 PR target/90178
3892 Revert:
3893 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3894
3895 Revert the revert:
3896 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3897
3898 Revert:
3899 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3900
3901 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3902
3903 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3904
3905 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3906 names using operand format, rather than hard-wired.
3907 (speculation_barrier): Likewise.
3908
3909 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3910
3911 PR tree-optimization/88055
3912 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3913 (gen_one_condition): Use it if !HONOR_NANS.
3914
3915 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3916
3917 PR middle-end/90139
3918 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3919 assign_temp instead of gen_reg_rtx.
3920
3921 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3922
3923 PR translation/90118
3924 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3925 Add missing space before %<.
3926
3927 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3928
3929 PR rtl-optimization/87871
3930 * ira-lives.c (make_object_dead): Don't add conflicts to
3931 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3932
3933 2019-04-18 Martin Sebor <msebor@redhat.com>
3934
3935 PR middle-end/89797
3936 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3937 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3938 assuming type size fits in SHWI.
3939
3940 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3941
3942 PR ipa/85051
3943 * ipa-inline.c (flatten_function): New parameter UPDATE.
3944 (ipa_inline, early_inliner): Use it.
3945
3946 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3947
3948 * fold-const.c (int_const_binop): Return early on failure.
3949
3950 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3951
3952 PR middle-end/85164
3953 * combine.c (force_int_to_mode): Cast the argument rather than
3954 the result of known_alignment.
3955 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
3956
3957 2019-04-18 Richard Biener <rguenther@suse.de>
3958
3959 PR debug/90131
3960 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
3961 out from ...
3962 (remove_forwarder_block): ... here.
3963 (remove_forwarder_block_with_phi): Also move debug stmts here.
3964
3965 2019-04-18 Jakub Jelinek <jakub@redhat.com>
3966
3967 PR translation/79183
3968 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
3969 inform where appropriate.
3970
3971 2019-04-18 Richard Biener <rguenther@suse.de>
3972
3973 * tree.c (get_qualified_type): Put found type variants at the
3974 head of the variant list.
3975
3976 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3977
3978 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
3979
3980 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
3981
3982 PR target/90125
3983 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
3984 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
3985 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
3986 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
3987 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
3988
3989 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3990
3991 * ira-conflicts.c (print_allocno_conflicts): Always print something,
3992 even for allocno's with no conflicts.
3993 (print_conflicts): Print an extra newline.
3994
3995 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3996
3997 * auto-inc-dec.c (attempt_change): Set the alignment of the
3998 temporary memory to that of the original.
3999
4000 2019-04-17 Joao Moreira <jmoreira@suse.de>
4001
4002 * targhooks.c (default_print_patchable_function_entry): Emit
4003 __patchable_function_entries section with writable flags to allow
4004 relocation resolution.
4005
4006 2019-04-17 Jonny Grant <jg@jguk.org>
4007
4008 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4009
4010 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4011
4012 PR middle-end/90095
4013 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4014 on lowpart SUBREGs.
4015
4016 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4017
4018 * config/arc/arc.c (arc_init): Format diagnostic string.
4019 (arc_override_options): Likewise.
4020 (check_if_valid_regno_const): Likewise.
4021 (arc_reorg): Likewise.
4022
4023 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4024
4025 PR target/17108
4026 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4027 name.
4028 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4029 name.
4030 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4031 (*movdi_update1): Use Pmode.
4032 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4033 (movdi_<mode>_update_stack): Rename to ...
4034 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4035 use Pmode.
4036 (*movsi_update1): Use Pmode.
4037 (*movsi_update2): Use Pmode.
4038 (movsi_update): Rename to ...
4039 (movsi_<mode>_update): ... this. Use Pmode.
4040 (movsi_update_stack): Fix condition.
4041 (*movhi_update1): Use Pmode. Fix argument to
4042 avoiding_indexed_address_p.
4043 (*movhi_update2): Ditto.
4044 (*movhi_update3): Ditto.
4045 (*movhi_update4): Ditto.
4046 (*movqi_update1): Ditto.
4047 (*movqi_update2): Ditto.
4048 (*movqi_update3): Ditto.
4049 (*movsf_update1, *movdf_update1): Merge, rename to...
4050 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4051 avoiding_indexed_address_p. Add "size" attribute.
4052 (*movsf_update2, *movdf_update2): Merge, rename to...
4053 (*mov<mode>_update2): This. Ditto.
4054 (*movsf_update3): Use Pmode. Fix argument to
4055 avoiding_indexed_address_p.
4056 (*movsf_update4): Ditto.
4057 (allocate_stack): Simplify condition. Adjust pattern names.
4058
4059 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4060
4061 PR target/89093
4062 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4063 whitespace at the start of target attribute string.
4064
4065 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4066
4067 PR target/84369
4068 * config/rs6000/power9.md: Add store forwarding bypass.
4069
4070 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4071
4072 PR debug/89528
4073 * valtrack.c (dead_debug_insert_temp): Reset debug references
4074 to the return value of a call being removed.
4075
4076 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4077
4078 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4079 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4080 implement target hook.
4081 (arc_memory_move_cost): New function.
4082 (TARGET_REGISTER_MOVE_COST): Define.
4083 (TARGET_MEMORY_MOVE_COST): Likewise.
4084 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4085 (MEMORY_MOVE_COST): Likewise.
4086
4087 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4088
4089 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4090 (sibcall_value_insn): Likewise.
4091 * config/arc/constraints.md (Rs5): Remove.
4092
4093 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4094
4095 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4096 for last two fake registers.
4097 (arc_conditional_register_usage): Make sure fake frame and arg
4098 pointer regs are in general regs class.
4099 (FRAME_POINTER_MASK): Remove.
4100 (RETURN_ADDR_MASK): Remove.
4101 (arc_must_save_register): Use hard frame regnum.
4102 (frame_restore_reg): Use hard_frame_pointer_rtx.
4103 (arc_save_callee_saves): Likewise.
4104 (arc_restore_callee_saves): Likewise.
4105 (arc_save_callee_enter): Likewise.
4106 (arc_restore_callee_leave): Likewise.
4107 (arc_save_callee_milli): Likewise.
4108 (arc_eh_return_address_location): Likewise.
4109 (arc_check_multi): Use hard frame regnum.
4110 (arc_can_eliminate): Likewise.
4111 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4112 for register allocator.
4113 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4114 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4115 (FRAME_POINTER_REGNUM): Change it to a fake register.
4116 (HARD_FRAME_POINTER_REGNUM): Defined.
4117 (ARG_POINTER_REGNUM): Change it to a new fake register.
4118 (ELIMINABLE_REGS): Update.
4119 (REGISTER_NAMES): Update names.
4120 * config/arc/arc.md (LP_START): Remove.
4121 (LP_END): Likewise.
4122 (shift_si3_loop): Update pattern.
4123
4124 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4125
4126 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4127 to avoid delay slot scheduling.
4128 (arc_must_save_register): Don't save SP.
4129 * config/arc/arc.md (stack_tie): Remove.
4130 (UNSPEC_ARC_STKTIE): Likewise.
4131
4132 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4133 Shiva Chen <shiva0217@gmail.com>
4134
4135 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4136 code gen with large shift amount.
4137
4138 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4139
4140 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4141 subreg.
4142
4143 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4144
4145 PR target/90096
4146 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4147 print -m64/-mx32/-m32 if it is true.
4148 (ix86_debug_options, ix86_function_specific_print): Pass true as
4149 ADD_ABI_P to ix86_target_string.
4150 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4151 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4152 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4153
4154 PR rtl-optimization/90082
4155 * dce.c (can_delete_call): New function.
4156 (deletable_insn_p, mark_insn): Use it.
4157
4158 PR tree-optimization/90090
4159 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4160 throw internally.
4161 (is_division_by_square): Likewise. Formatting fix.
4162
4163 2019-04-16 Richard Biener <rguenther@suse.de>
4164
4165 PR tree-optimization/56049
4166 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4167 equality check if alias-set zero will prevail.
4168
4169 2019-04-15 Jeff Law <law@redhat.com>
4170
4171 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4172 size and alignment as unsigned.
4173
4174 2019-04-15 Richard Biener <rguenther@suse.de>
4175
4176 PR debug/90074
4177 * tree-loop-distribution.c (destroy_loop): Preserve correct
4178 debug info.
4179
4180 2019-04-15 Richard Biener <rguenther@suse.de>
4181
4182 PR tree-optimization/90071
4183 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4184 abnormal operands from def stmts.
4185
4186 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4187
4188 PR rtl-optimization/89794
4189 * combine.c (count_auto_inc): New function.
4190 (try_combine): Count how many auto_inc expressions there were in the
4191 original instructions. Ensure we have the same number in the new
4192 instructions. Remove the code that tried to ensure auto_inc side
4193 effects on i1 and i0 are not lost.
4194
4195 2019-04-15 Richard Biener <rguenther@suse.de>
4196
4197 PR ipa/88936
4198 * tree.h (auto_var_p): Declare.
4199 * tree.c (auto_var_p): New function, split out from ...
4200 (auto_var_in_fn_p): ... here.
4201 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4202 member.
4203 (new_var_info): Initialize it.
4204 (set_uids_in_ptset): Also set the shadow variable uid if required.
4205 (ipa_pta_execute): Postprocess points-to solutions assigning
4206 shadow variable uids for locals that may reach their containing
4207 function recursively.
4208 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4209 assert but instead check whether the points-to solution is
4210 a singleton.
4211
4212 2019-04-15 Martin Jambor <mjambor@suse.cz>
4213
4214 PR ipa/pr89693
4215 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4216 the thunk chain.
4217
4218 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4219
4220 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4221
4222 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4223 Kito Cheng <kito.cheng@gmail.com>
4224 Shiva Chen <shiva0217@gmail.com>
4225
4226 * config/nds32/nds32-md-auxiliary.c
4227 (nds32_legitimize_pic_address): Use new PIC pattern.
4228 (nds32_legitimize_tls_address): Use new TLS pattern.
4229 (nds32_output_symrel): New.
4230 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4231 (nds32_alloc_relax_group_id): Ditto.
4232 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4233 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4234 relax_group_id.
4235 (nds32_group_tls_insn): Ditto.
4236 (nds32_group_float_insns): Ditto.
4237 * config/nds32/nds32.md (tls_le): New.
4238 (sym_got): Ditto.
4239
4240 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4241
4242 * configure: Add nds32 target for dwarf2 debug_line checking.
4243 * configure.ac: Regenerated.
4244
4245 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4246
4247 PR lto/89358
4248 * ipa-devirt.c (skip_in_fields_list_p): New.
4249 (odr_types_equivalent_p): Use it.
4250
4251 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4252
4253 PR target/89093
4254 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4255 instead of strncmp when checking for thumb and arm. Formatting fixes.
4256
4257 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4258
4259 * doc/install.texi: Document --with-target-system-zlib.
4260
4261 2019-04-12 Martin Sebor <msebor@redhat.com>
4262
4263 PR c/88383
4264 PR c/89288
4265 PR c/89798
4266 PR c/89797
4267 * targhooks.c (default_vector_alignment): Avoid assuming
4268 argument fits in SHWI.
4269 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4270 a shift expression.
4271 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4272
4273 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4274
4275 PR rtl-optimization/89965
4276 * dce.c: Include rtl-iter.h.
4277 (struct check_argument_load_data): New type.
4278 (check_argument_load): New function.
4279 (find_call_stack_args): Check for loads from stack slots still tracked
4280 in sp_bytes and punt if any is found.
4281
4282 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4283
4284 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4285
4286 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4287 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4288
4289 2019-04-12 Martin Liska <mliska@suse.cz>
4290
4291 PR middle-end/89970
4292 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4293 in error message.
4294 (separate_attrs): Handle multiple 'default's.
4295 (expand_target_clones): Rework error handling code.
4296
4297 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4298
4299 PR target/87532
4300 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4301 mode of vector rather than mode of destination for move instruction.
4302 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4303 Use QI inner mode with V16QI vector mode.
4304
4305 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4306
4307 PR target/52726
4308 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4309 "invalid %%t operand" in output_operand_lossage message.
4310
4311 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4312
4313 * config/s390/predicates.md (permute_pattern_operand): New
4314 predicate.
4315 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4316 operand for the permute pattern.
4317 ("*vec_perm<mode>"): New insn definition.
4318 ("bswap<mode>"): Generate the permute pattern operand in the
4319 expander and perform the operand reloads for pre arch13 level
4320 already.
4321 ("*bswap<mode>_emu"): Rename to ...
4322 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4323 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4324 Add the USE operand for the permute pattern.
4325 ("*vec_set_bswap_vec<mode>"): Likewise.
4326
4327 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4328
4329 PR c/89946
4330 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4331 and gcc_unreachable if it fails, just call tree_to_uhwi which
4332 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4333 Start warning message with a lower-case letter. Formatting fixes.
4334
4335 PR rtl-optimization/90026
4336 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4337 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4338 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4339 in cfglayout mode, use emit_barrier_after_bb.
4340
4341 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4342
4343 PR rtl-optimization/87763
4344 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4345 New Instruction.
4346
4347 2019-04-11 Tom de Vries <tdevries@suse.de>
4348
4349 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4350 max macro using statement expression.
4351
4352 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4353
4354 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4355 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4356 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4357 read_only_private_data_section using xcoff_private_rodata_section_name.
4358 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4359
4360 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4361
4362 PR target/90016
4363 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4364
4365 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4366
4367 PR rtl-optimization/89965
4368 * dce.c (sp_based_mem_offset): New function.
4369 (find_call_stack_args): Use sp_based_mem_offset.
4370
4371 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4372
4373 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4374
4375 2019-04-11 Richard Biener <rguenther@suse.de>
4376
4377 PR tree-optimization/90020
4378 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4379 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4380 * tree-ssa-pre.c (compute_avail): Use it to not put
4381 possibly trapping references after a call that might not
4382 return into EXP_GEN.
4383 * gcse.c (compute_hash_table_work): Do not elide
4384 marking a block containing a call if the call might not
4385 return.
4386
4387 2019-04-11 Richard Biener <rguenther@suse.de>
4388
4389 PR tree-optimization/90018
4390 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4391 Test both SLP and interleaving variants.
4392
4393 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4394
4395 * config/s390/8561.md: New file.
4396 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4397 Add arch13 cpu model.
4398 * config/s390/s390-opts.h (enum processor_type): Likewise.
4399 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4400 (s390_get_unit_mask): Likewise.
4401 (s390_is_fpd): Likewise.
4402 (s390_is_fxd): Likewise.
4403 * config/s390/s390.h (s390_tune_attr): Likewise.
4404 * config/s390/s390.md: Include arch13 pipeline description.
4405 * config/s390/s390.opt: Add arch13.
4406
4407 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4408
4409 PR rtl-optimization/87763
4410 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4411 New prototype.
4412 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4413 New function.
4414 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4415 New instruction.
4416 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4417 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4418 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4419 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4420
4421 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4422
4423 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4424 "Although" in -fipa-icf documentation.
4425
4426 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4427 of using multiple -g options.
4428
4429 2019-04-10 Martin Liska <mliska@suse.cz>
4430
4431 PR gcov-profile/89959
4432 * doc/gcov.texi: Make documentation of -x option
4433 more precise.
4434
4435 2019-04-10 Richard Biener <rguenther@suse.de>
4436
4437 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4438 member.
4439 (DR_GROUP_SAME_DR_STMT): Remove.
4440 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4441 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4442 replace with assert.
4443 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4444 (vect_record_grouped_load_vectors): Remove unreachable code.
4445
4446 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4447
4448 PR target/90016
4449 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4450 obsolete reference to N.
4451
4452 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4453
4454 PR middle-end/90025
4455 * expr.c (store_expr): Set properly size on the MEM passed to
4456 clear_storage.
4457
4458 PR c++/90010
4459 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4460 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4461 translation is needed, and when translation is needed, only append
4462 ... if the string length is hostsz or more bytes long. Avoid using
4463 strncpy or strcat.
4464
4465 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4466
4467 PR target/90024
4468 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4469 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4470 into three.
4471 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4472 differences directly.
4473 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4474
4475 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4476
4477 PR translation/90011
4478 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4479 from diagnostics.
4480 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4481 diagnostics.
4482 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4483 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4484 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4485 trailing space from -gsplit-dwarf diagnostics.
4486
4487 PR tree-optimization/89998
4488 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4489 instead of integer_type_node if possible, don't add ranges if return
4490 type is not compatible with int.
4491 * gimple-fold.c (gimple_fold_builtin_sprintf,
4492 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4493 integer_type_node.
4494
4495 2019-04-09 Martin Liska <mliska@suse.cz>
4496
4497 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4498 * doc/install.texi: Document the new config.
4499
4500 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4501
4502 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4503 use gimple_expr_type for load and store calls. Skip over the
4504 condition argument in a conditional internal function.
4505 Protect use of TREE_INT_CST_LOW.
4506
4507 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4508
4509 PR target/90015
4510 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4511 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4512 trailing period from it too.
4513
4514 2019-04-08 wu yuan <wuyuan5@huawei.com>
4515
4516 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4517 * config/aarch64/aarch64.md : Add "tsv110.md"
4518 * config/aarch64/tsv110.md: New file.
4519
4520 2019-04-08 Richard Biener <rguenther@suse.de>
4521
4522 PR tree-optimization/90006
4523 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4524 calls like lrint.
4525
4526 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4527
4528 PR target/83033
4529 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4530 construction.
4531 (fma_root_node): Likewise.
4532 (func_fma_steering): Likewise.
4533
4534 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4535
4536 PR rtl-optimization/89865
4537 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4538
4539 PR rtl-optimization/89865
4540 * config/i386/i386.md
4541 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4542 numbers not to clash with the additional operands[4].
4543 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4544 with extra register copy in the middle.
4545
4546 2019-04-08 Martin Liska <mliska@suse.cz>
4547
4548 PR gcov-profile/89961
4549 * doc/gcov.texi: Document data_file.
4550 * gcov.c (generate_results): Add data_info into JSON output.
4551
4552 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4553
4554 PR tree-optimization/89725
4555 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4556 loop's chrec as invariant symbol.
4557 * tree-chrec.h (chrec_contains_symbols): New parameter.
4558 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4559 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4560 function of loops not in DDR's loop_nest.
4561 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4562
4563 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4564
4565 PR target/89623
4566 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4567 Mask.
4568
4569 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4570
4571 PR target/89945
4572 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4573 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4574
4575 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4576
4577 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4578 targetm.fixed_condition_code_regs.
4579
4580 2019-04-05 Richard Biener <rguenther@suse.de>
4581
4582 PR debug/89892
4583 PR debug/89905
4584 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4585 debug bind stmts but reset them if they are not valid at the
4586 destination.
4587
4588 2019-04-05 Martin Liska <mliska@suse.cz>
4589
4590 PR translation/89936
4591 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4592 order to wrap keywords or arguments.
4593 * collect2.c (main): Likewise.
4594 (scan_prog_file): Likewise.
4595 (scan_libraries): Likewise.
4596 * common/config/riscv/riscv-common.c
4597 (riscv_subset_list::parsing_subset_version): Likewise.
4598 (riscv_subset_list::parse_std_ext): Likewise.
4599 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4600 Likewise.
4601 * config/arm/arm.c (arm_option_override): Likewise.
4602 * config/cris/cris.c (cris_print_operand): Likewise.
4603 * config/darwin-c.c (darwin_pragma_options): Likewise.
4604 (darwin_pragma_unused): Likewise.
4605 (darwin_pragma_ms_struct): Likewise.
4606 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4607 * config/i386/i386.c (print_reg): Likewise.
4608 (ix86_print_operand): Likewise.
4609 * config/i386/xm-djgpp.h: Likewise.
4610 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4611 * config/m32c/m32c.c (m32c_option_override): Likewise.
4612 * config/msp430/msp430.c (msp430_option_override): Likewise.
4613 * config/nds32/nds32.c (nds32_option_override): Likewise.
4614 * config/nvptx/mkoffload.c (main): Likewise.
4615 * config/rx/rx.c (rx_print_operand): Likewise.
4616 (valid_psw_flag): Likewise.
4617 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4618 (vms_pragma_nomember_alignment): Likewise.
4619 (vms_pragma_extern_model): Likewise.
4620 * lto-wrapper.c (compile_offload_image): Likewise.
4621 * omp-offload.c (oacc_parse_default_dims): Likewise.
4622 * symtab.c (symtab_node::verify_base): Likewise.
4623 * tlink.c (recompile_files): Likewise.
4624 (start_tweaking): Likewise.
4625 * tree-profile.c (parse_profile_filter): Likewise.
4626
4627 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4628
4629 PR tree-optimization/89956
4630 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4631 multiple negates of the same value.
4632
4633 2019-04-04 Martin Sebor <msebor@redhat.com>
4634
4635 PR middle-end/89957
4636 PR middle-end/89911
4637 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4638 have the same precision since the function crashes otherwise.
4639 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4640 has non-zero arguments.
4641
4642 2019-04-04 Martin Sebor <msebor@redhat.com>
4643
4644 PR middle-end/89934
4645 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4646 out if the number of arguments is less than expected.
4647
4648 2019-04-04 Jeff Law <law@redhat.com>
4649
4650 PR rtl-optimization/89399
4651 * ree.c (combine_set_extension): Use single_set rather than
4652 digging into PATTERN for items on the candidate list.
4653 (combine_reaching_defs): Likewise.
4654
4655 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4656
4657 PR rtl-optimization/46590
4658 * loop-invariant.c (find_defs): Move df_remove_problem and
4659 df_process_deferred_rescans to move_invariants.
4660 Move df_live_add_problem and df_live_set_all_dirty calls
4661 to move_invariants.
4662 (move_invariants): Likewise.
4663 (move_loop_invariants): Likewise, making the df_live calls
4664 conditional on -O. Remove the problem again if we added it
4665 locally.
4666
4667 2019-04-03 qing zhao <qing.zhao@oracle.com>
4668
4669 PR tree-optimization/89730
4670 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4671 -flive-patching=inline-only-static.
4672 (can_inline_edge_by_limits_p): Add the checking for
4673 -flive-patching=inline-only-static and grant always_inline
4674 even when -flive-patching=inline-only-static is specified.
4675
4676 2019-04-03 Jeff Law <law@redhat.com>
4677
4678 PR rtl-optimization/81025
4679 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4680
4681 2019-04-03 Richard Biener <rguenther@suse.de>
4682
4683 PR tree-optimization/84101
4684 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4685 regs.h for hard_regno_nregs.
4686 (cfun_returns): New helper.
4687 (vect_model_store_cost): When vectorizing a store to a decl
4688 we return and the function ABI returns in a multi-reg location
4689 account for the possible spilling that will happen.
4690
4691 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4692
4693 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4694 displacement addresses for vector mode operands.
4695
4696 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4697
4698 * config/arc/arc.c (GMASK_LEN): Define.
4699 (arc_restore_callee_saves): Restore first blink when
4700 !optimize_size.
4701
4702 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4703
4704 * doc/extend.texi: Add deprecated comment on sign-return-address
4705 function attribute and add mbranch-protection.
4706 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4707
4708 2019-04-03 Richard Biener <rguenther@suse.de>
4709
4710 PR lto/89896
4711 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4712 the all target phony.
4713
4714 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4715
4716 PR target/89902
4717 PR target/89903
4718 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4719 Return false for variable DImode shifts.
4720 (dimode_scalar_chain::compute_convert_gain): Do not handle
4721 register count operand in variable DImode shifts.
4722 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4723 count argument of a variable shift instruction to a vector register.
4724 (dimode_scalar_chain::convert_reg): Remove support to convert
4725 count argument of a variable shift instruction.
4726
4727 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4728
4729 PR rtl-optimization/84206
4730 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4731 iterating over loop headers.
4732
4733 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4734
4735 PR rtl-optimization/85876
4736 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4737 beyond the original fence.
4738
4739 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4740
4741 * config.gcc: Mark spu* targets as deprecated/obsolete.
4742
4743 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4744
4745 * config/s390/s390-builtin-types.def: New builtin function type
4746 definitions. Remove unused types.
4747 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4748 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4749 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4750 overloaded builtins.
4751 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4752 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4753 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4754 (vec_double, vec_signed, vec_unsigned): Define to use the new
4755 overloaded builtins.
4756 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4757 Remove expanders.
4758
4759 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4760
4761 * config/s390/s390-builtin-types.def: New builtin function type
4762 definitions.
4763 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4764 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4765 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4766 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4767 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4768 constant definitions.
4769 * config/s390/vecintrin.h (vec_search_string_cc)
4770 (vec_search_string_until_zero_cc): New builtin name definitions.
4771 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4772 expanders.
4773 ("vec_vstrs<mode>"): New insn definition.
4774
4775 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4776
4777 * config/s390/s390-builtin-types.def: Add new builtin function
4778 types.
4779 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4780 New overloaded builtins.
4781 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4782 s390_vsrd.
4783 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4784 (UNSPEC_VEC_SLDBYTE): ... this.
4785 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4786 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4787 definitions.
4788 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4789 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4790 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4791
4792 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4793
4794 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4795 New insn definition.
4796 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4797 * config/s390/vector.md (V_HW_HSD): ... here.
4798
4799 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4800
4801 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4802 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4803 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4804 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4805 New insn definitions.
4806
4807 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4808
4809 * config/s390/s390-builtin-types.def: Add new builtin function type.
4810 * config/s390/s390-builtins.def: Add overloaded builtin
4811 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4812 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4813 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4814 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4815 ("eltswap<mode>"): New expander.
4816 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4817 insn definitions.
4818
4819 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4820
4821 * config/s390/s390-builtin-types.def: Add new builtin function types.
4822 * config/s390/s390-builtins.def: Add overloaded builtin
4823 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4824 instructions.
4825 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4826 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4827 ("bswap<mode>"): New expander.
4828 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4829
4830 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4831
4832 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4833 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4834 vector builtin version number in __VEC__.
4835
4836 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4837
4838 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4839 iterators.
4840 (SFSI): New mode attribute.
4841 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4842 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4843 rename to ...
4844 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4845 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4846 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4847 ("floatsi<mode>2"): Add wcefb instruction.
4848
4849 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4850
4851 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4852 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4853 mode iterators.
4854 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4855 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4856 support 32 bit fp-int conversions. Rename to ...
4857 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4858 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4859 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4860 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4861 ... to these.
4862
4863 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4864
4865 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4866 if-then-else constructs if we can use the select instruction.
4867 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4868
4869 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4870
4871 * config/s390/s390.md ("*popcountdi_arch13_cc")
4872 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4873 definition.
4874 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4875 Append _z196 to make it ...
4876 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4877 ("popcounthi2_z196"): ... this.
4878 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4879 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4880
4881 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4882
4883 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4884 certain compares for arch13 in order to make use of the condition
4885 code result produced by the new instructions.
4886 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4887 nxrk, and nxgrk instruction patterns.
4888 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4889 (inv_no): Add new code iterator together with some attributes.
4890 ("*andc_split_<mode>"): Disable splitter for arch13.
4891 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4892 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4893 ("*<ANDOR:bitops_name>c<GPR:mode>")
4894 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4895 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4896 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4897 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4898
4899 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4900
4901 * common/config/s390/s390-common.c (processor_flags_table): New
4902 entry for arch13.
4903 * config.gcc: Support arch13 with the --with-arch= configure flag.
4904 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4905 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4906 * config/s390/s390.c (s390_get_sched_attrmask)
4907 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4908 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4909 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4910 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4911 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4912 definitions.
4913 * config/s390/s390.opt: Support arch13 as processor type in
4914 command line options.
4915
4916 2019-04-02 Martin Liska <mliska@suse.cz>
4917
4918 PR translation/89912
4919 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4920 Fix param description of graphite-max-arrays-per-scop.
4921
4922 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4923
4924 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4925 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4926 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4927
4928 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4929
4930 PR rtl-optimization/85412
4931 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4932 sel_sched_region_1, not after.
4933
4934 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4935
4936 PR rtl-optimization/86928
4937 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4938 compute_live if necessary.
4939 (sel_redirect_edge_and_branch): Likewise.
4940
4941 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4942
4943 PR rtl-optimization/89865
4944 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4945 register if it is a part of small class.
4946
4947 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4948
4949 PR rtl-optimization/87273
4950 * sel-sched-ir.c (merge_fences): Remove assert.
4951
4952 2019-04-01 Richard Biener <rguenther@suse.de>
4953
4954 PR tree-optimization/46590
4955 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
4956 (dom_walker::m_reachability): Add in place of...
4957 (dom_walker::m_skip_unreachable_blocks): ...this.
4958 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
4959 Move complex initialization ...
4960 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
4961 lazily and initialize edge flags on each invocation.
4962 (dom_walker::bb_reachable): Use m_reachability.
4963
4964 2019-04-01 Martin Liska <mliska@suse.cz>
4965
4966 PR driver/89861
4967 * opt-suggestions.c (option_proposer::build_option_suggestions):
4968 Add variant without any argument in order to provide better
4969 hints.
4970
4971 2019-04-01 Richard Biener <rguenther@suse.de>
4972
4973 PR c/71598
4974 * gimple.c: Include langhooks.h.
4975 (gimple_get_alias_set): Treat enumeral types as the underlying
4976 integer type.
4977
4978 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4979 Eric Botcazou <ebotcazou@adacore.com>
4980
4981 PR rtl-optimization/89862
4982 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
4983 that operates on the full registers for WORD_REGISTER_OPERATIONS
4984 architectures.
4985
4986 2019-03-29 Jim Wilson <jimw@sifive.com>
4987
4988 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
4989 Clear MASK_RVC and then set if C subset supported.
4990
4991 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4992
4993 PR c/89872
4994 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4995 non-addressable complit into its initializer if it is volatile.
4996
4997 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4998
4999 * opts-common.c (integral_argument): Set errno properly in one case.
5000
5001 2019-03-29 Martin Liska <mliska@suse.cz>
5002
5003 * doc/invoke.texi: Remove -Wchkp from documentation.
5004
5005 2019-03-29 Martin Liska <mliska@suse.cz>
5006
5007 * dbgcnt.c (print_limit_reach): New function.
5008 (dbg_cnt): Use it.
5009
5010 2019-03-29 Martin Liska <mliska@suse.cz>
5011
5012 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5013 (dbg_cnt_process_opt): Parse first tokens aas
5014 dbg_cnt_process_single_pair is also using strtok.
5015
5016 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5017
5018 PR rtl-optimization/87485
5019 * function.c (expand_function_end): Move stack_protect_epilogue
5020 before loading of return value into hard register(s).
5021
5022 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5023
5024 PR middle-end/89621
5025 * tree-inline.h (struct copy_body_data): Add
5026 dont_remap_vla_if_no_change flag.
5027 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5028 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5029 and remap_type_2 returns false.
5030 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5031 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5032 only from where it is copied to nested contexts.
5033
5034 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5035
5036 PR target/89865
5037 * config/i386/i386.md (RMW operation with LEA peephole):
5038 Use LEAMODE mode attribute instead of SWI mode iterator for
5039 LEA pattern.
5040
5041 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5042
5043 PR target/89848
5044 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5045 Also process XEXP (src, 0) of a shift insn.
5046
5047 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5048
5049 PR middle-end/89725
5050 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5051 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5052
5053 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5054
5055 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5056 test.
5057 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5058 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5059 immediately after first one with df_analyze in between, but rather
5060 process all bbs, queueing ones that need second pass in a worklist,
5061 df_analyze, process queued debug insn changes and if second pass is
5062 needed, process bbs from worklist, df_analyze, process queued debug
5063 insns again.
5064
5065 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5066 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5067 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5068
5069 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5070
5071 PR c/79022
5072 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5073 definition.
5074
5075 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5076
5077 PR target/85667
5078 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5079 function for 32-bit MS_ABI.
5080 (function_value_ms_32): New function.
5081
5082 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5083
5084 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5085 (movdi): Call gen_movdi_symbol_save_scc.
5086 (gen_movdi_symbol_save_scc): New insn and split.
5087
5088 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5089
5090 PR rtl-optimization/89313
5091 * function.c (matching_constraint_num): New static function.
5092 (match_asm_constraints_1): Use it. Fixup white space and comment.
5093 Don't replace inputs with non-matching constraints which conflict
5094 with early clobber outputs.
5095
5096 2019-03-27 Jeff Law <law@redhat.com>
5097
5098
5099 PR rtl-optimization/87761
5100 PR rtl-optimization/89826
5101 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5102 slightly later.
5103 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5104 note problem to get REG_DEAD/REG_UNUSED notes updated.
5105
5106 2019-03-27 Richard Biener <rguenther@suse.de>
5107
5108 PR tree-optimization/89463
5109 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5110 queue edges to remove.
5111 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5112 dead stmts. Delay edge removal until PHIs are removed to
5113 make debug-stmt creation not confused by seemingly degenerate
5114 PHIs.
5115
5116 2019-03-27 Alan Modra <amodra@gmail.com>
5117
5118 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5119 throughout file.
5120 * config/rs6000/darwin.h: Likewise.
5121 * config/rs6000/rs6000.c: Likewise.
5122
5123 2019-03-27 Alan Modra <amodra@gmail.com>
5124
5125 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5126 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5127
5128 2019-03-26 Andrew Waterman <andrew@sifive.com>
5129 Jim Wilson <jimw@sifive.com>
5130
5131 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5132 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5133 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5134 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5135 (generic_alu): Add auipc to type list.
5136 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5137 (riscv_microarchitecture): Declare.
5138 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5139 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5140 field.
5141 (riscv_microarchitecture): New.
5142 (sifive_7_tune_info): New.
5143 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5144 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5145 entries.
5146 (riscv_store_data_bypass_p): New.
5147 (riscv_option_override): Set riscv_microarchitecture from
5148 cpu->microarchitecture.
5149 * config/riscv/riscv.md: Include sifive-7.md.
5150 (type): Add auipc.
5151 (tune): New.
5152 (auipc<mode>): Change type to auipc.
5153 (restore_stack_nonlocal): New.
5154 * config/riscv/sifive-7.md: New.
5155 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5156
5157 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5158
5159 PR target/89827
5160 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5161 Also process XEXP (src, 0) of a shift insn.
5162
5163 2019-03-26 Richard Biener <rguenther@suse.de>
5164
5165 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5166 (copy_debug_stmt): Likewise.
5167 (expand_call_inline): Likewise.
5168 (copy_bb): Avoid redundant lookup & set of gimple_block.
5169 * gimple-low.c (lower_gimple_return): Likewise.
5170 (lower_builtin_setjmp): Likewise.
5171
5172 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5173
5174 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5175 is constant 0, turn into static const data member initialized to false.
5176 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5177 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5178
5179 2019-03-26 Jason Merrill <jason@redhat.com>
5180 Jakub Jelinek <jakub@redhat.com>
5181
5182 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5183 method.
5184 (mem_alloc_description::release_object_overhead): Fix comment typos.
5185 * hash-table.h (hash_table::~hash_table): Call
5186 release_instance_overhead only if m_entries is non-NULL, otherwise
5187 call unregister_descriptor.
5188
5189 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5190
5191 PR tree-optimization/81740
5192 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5193 In case of outer loop vectorization, check for backward dependence
5194 at the inner loop if outer loop dependence is reversed.
5195
5196 2019-03-26 Alan Modra <amodra@gmail.com>
5197
5198 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5199 rs6000_vector_mem init. Correct wI and wJ comment.
5200
5201 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5202
5203 PR rtl-optimization/88347
5204 PR rtl-optimization/88423
5205 * sched-deps.c (sched_analyze_insn): Take into account that for
5206 tablejumps the barrier appears after a label and a jump_table_data.
5207
5208 2019-03-25 Martin Sebor <msebor@redhat.com>
5209
5210 PR c/89812
5211 * c-common.c (check_user_alignment): Rename local. Correct maximum
5212 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5213 convert it to UHWI when it fits.
5214
5215 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5216
5217 PR debug/86964
5218 * dwarf2out.c (premark_used_variables): New function.
5219 (prune_unused_types_walk): Do not mark not premarked external
5220 variables.
5221 (prune_unused_types): Call premark_used_variables.
5222
5223 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5224
5225 PR rtl-optimization/89676
5226 * lra-constraints.c (curr_insn_transform): Do match reload for
5227 early clobbers when the match was successful only for different
5228 registers.
5229
5230 2019-03-25 Martin Sebor <msebor@redhat.com>
5231
5232 * doc/extend.texi (Common Type Attributes): Document vector_size.
5233 (Common Variable Attributes): Mention size constraint. Correct
5234 quoting and typos.
5235 (Vector Extensions): Use @dfn when defining bas type. Clarify
5236 base type and size constraints.
5237
5238 2019-03-25 Richard Biener <rguenther@suse.de>
5239
5240 PR tree-optimization/89789
5241 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5242 changes from non-undefined back to undefined.
5243
5244 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5245
5246 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5247 heap string and a gc string, but since this variable is unknown to
5248 ggc the gc string might get reused and corrupted. Fixed by always
5249 using a heap string.
5250
5251 2019-03-25 Richard Biener <rguenther@suse.de>
5252
5253 PR tree-optimization/89779
5254 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5255 to remove IV defs, delay actual removal.
5256 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5257 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5258 very end, properly also reset loop control IV information.
5259
5260 2019-03-25 Richard Biener <rguenther@suse.de>
5261
5262 PR tree-optimization/89802
5263 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5264 move EH data to folded stmt.
5265
5266 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5267
5268 * config/s390/s390-builtin-types.def: Remove few unused types and
5269 fix sort order for others.
5270
5271 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5272
5273 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5274 expected and found types with -mdebug during builtin matching.
5275
5276 2019-03-25 Richard Biener <rguenther@suse.de>
5277
5278 PR middle-end/89790
5279 * fold-const.c (operand_equal_p): Revert last change with
5280 updated comment.
5281
5282 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5283
5284 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5285 notes for the result of the __tls_get_addr calls.
5286 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5287
5288 2019-03-24 Jeff Law <law@redhat.com>
5289
5290 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5291
5292 PR rtl-optimization/87761
5293 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5294 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5295 as needed.
5296 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5297 rescans. Reprocess blocks as needed, calling df_analyze before
5298 reprocessing. Always call df_analyze before fixing up debug bind
5299 insns.
5300
5301 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5302
5303 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5304 big endian.
5305
5306 2019-03-22 Andrew Pinski <apinski@marvell.com>
5307
5308 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5309 attrribute for uxtw.
5310
5311 2019-03-26 Jeff Law <law@redhat.com>
5312
5313 PR rtl-optimization/87761
5314 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5315 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5316 (mips_split_move): Accept new INSN argument. Try to forward SRC
5317 into the next instruction.
5318 (mips_split_move_insn): Pass INSN through to mips_split_move.
5319
5320 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5321
5322 PR rtl-optimization/89676
5323 * lra-constraints.c (curr_insn_transform): Do match reload for
5324 early clobbers even if the match was successful.
5325
5326 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5327
5328 PR c++/87481
5329 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5330
5331 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5332
5333 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5334
5335 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5336
5337 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5338 <avx512>_fmsub_<mode>_mask3<round_name>,
5339 <avx512>_fnmadd_<mode>_mask3<round_name>,
5340 <avx512>_fnmsub_<mode>_mask3<round_name>,
5341 avx512f_vmfmadd_<mode>_mask3<round_name>,
5342 avx512f_vmfmsub_<mode>_mask3<round_name>,
5343 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5344 instead of register_operand and %v instead of v for match_operand 1.
5345 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5346 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5347 <round_nimm_predicate> instead of register_operand and %v instead of v
5348 for match_operand 1.
5349
5350 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5351 <avx512>_fmadd_<mode>_mask3<round_name>,
5352 <avx512>_fmsub_<mode>_mask<round_name>,
5353 <avx512>_fmsub_<mode>_mask3<round_name>,
5354 <avx512>_fnmadd_<mode>_mask<round_name>,
5355 <avx512>_fnmadd_<mode>_mask3<round_name>,
5356 <avx512>_fnmsub_<mode>_mask<round_name>,
5357 <avx512>_fnmsub_<mode>_mask3<round_name>,
5358 <avx512>_fmaddsub_<mode>_mask<round_name>,
5359 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5360 <avx512>_fmsubadd_<mode>_mask<round_name>,
5361 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5362 <round_nimm_predicate> instead of nonimmediate_operand.
5363 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5364 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5365 Use register_operand instead of <round_nimm_predicate> for the
5366 operand that needs to match output.
5367 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5368 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5369 Likewise. Formatting fixes.
5370
5371 PR target/89784
5372 * config/i386/i386.c (enum ix86_builtins): Remove
5373 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5374 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5375 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5376 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5377 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5378 __builtin_ia32_vfmsubss3_mask3): New builtins.
5379 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5380 avx512f_vmfmadd_<mode>_mask3<round_name>,
5381 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5382 *avx512f_vmfmsub_<mode>_mask<round_name>,
5383 avx512f_vmfmsub_<mode>_mask3<round_name>,
5384 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5385 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5386 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5387 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5388 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5389 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5390 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5391 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5392 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5393 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5394 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5395 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5396 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5397 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5398 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5399 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5400 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5401 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5402 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5403 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5404 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5405 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5406 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5407 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5408 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5409 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5410 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5411 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5412
5413 2019-03-21 Martin Sebor <msebor@redhat.com>
5414
5415 PR tree-optimization/89350
5416 * builtins.c (compute_objsize): Also ignore offsets whose upper
5417 bound is negative.
5418 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5419 (builtin_memref::builtin_memref): Initialize new member.
5420 Allow EXPR to be null.
5421 (builtin_memref::extend_offset_range): Replace local with a member.
5422 Avoid assuming pointer offsets are unsigned.
5423 (builtin_memref::set_base_and_offset): Determine base object
5424 before computing offset range.
5425 (builtin_access::builtin_access): Handle memset.
5426 (builtin_access::generic_overlap): Replace local with a member.
5427 (builtin_access::strcat_overlap): Same.
5428 (builtin_access::overlap): Same.
5429 (maybe_diag_overlap): Same.
5430 (maybe_diag_access_bounds): Same.
5431 (wrestrict_dom_walker::check_call): Handle memset.
5432 (check_bounds_or_overlap): Same.
5433
5434 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5435 Jakub Jelinek <jakub@redhat.com>
5436
5437 PR lto/89692
5438 * tree.c (fld_type_variant, fld_incomplete_type_of,
5439 fld_process_array_type): Call fld->pset.add and don't call
5440 add_tree_to_fld_list if it returns true.
5441 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5442 non-marked types from TYPE_NEXT_VARIANT list.
5443 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5444
5445 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5446
5447 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5448 to false, if true, don't alloc_entries during construction, but defer
5449 it to the first method that needs m_entries allocated.
5450 (hash_table::hash_table, hash_table::~hash_table,
5451 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5452 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5453 hash_table::clear_slot, hash_table::traverse_noresize,
5454 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5455 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5456 false.
5457 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5458 NO_INSERT instead of find_with_hash.
5459 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5460 hash_set::m_table): Add Lazy to template params of hash_table.
5461 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5462 * attribs.c (test_attribute_exclusions): Likewise.
5463 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5464 hash_set. Add tests for hash_set with Lazy = true.
5465
5466 2019-03-21 Richard Biener <rguenther@suse.de>
5467
5468 PR tree-optimization/89779
5469 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5470 checks with respect to released SSA names now having error_mark_node
5471 type.
5472 * fold-const.c (operand_equal_p): Likewise.
5473
5474 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5475
5476 PR target/89775
5477 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5478 available to ...
5479 (s390_optimize_register_info): Use global_not_special_regno_p to
5480 check for global regs.
5481
5482 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5483
5484 PR target/89752
5485 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5486 update this_alternative nor this_alternative_set.
5487
5488 2019-03-19 Jim Wilson <jimw@sifive.com>
5489
5490 PR target/89411
5491 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5492 align, size, offset. Use them to handle a BLKmode reference. Update
5493 comment.
5494 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5495
5496 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5497
5498 PR rtl-optimization/89768
5499 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5500 instead of GEN_INT.
5501 (unroll_loop_runtime_iterations): Likewise.
5502
5503 2019-03-19 Martin Sebor <msebor@redhat.com>
5504
5505 PR tree-optimization/89644
5506 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5507 rather than endptr as an indicator of nul-termination.
5508
5509 PR tree-optimization/89644
5510 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5511 arrays in determining sequence sizes in strncpy and stpncpy.
5512
5513 2019-03-19 Martin Liska <mliska@suse.cz>
5514
5515 PR middle-end/89737
5516 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5517 unlikely_edges if there's an edge that belongs to both these sets.
5518
5519 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5520
5521 PR target/89746
5522 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5523 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5524 go via a stack temporary.
5525
5526 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5527
5528 PR target/89378
5529 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5530 instead of gen_rtx_SUBREG.
5531 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5532
5533 2019-03-19 Richard Biener <rguenther@suse.de>
5534
5535 PR debug/88389
5536 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5537
5538 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5539
5540 PR lto/87809
5541 PR lto/89335
5542 * tree.c (free_lang_data_in_decl): Do not free context of C++
5543 destrutors.
5544
5545 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5546
5547 PR target/89506
5548 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5549 subs for the first alternative except when operands[3] is 1.
5550
5551 PR target/89752
5552 * gimplify.c (gimplify_asm_expr): For output argument with
5553 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5554 diagnose error.
5555
5556 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5557
5558 PR rtl-optimization/89753
5559 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5560 explicit unrolling factor even more robust.
5561
5562 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5563
5564 PR target/89726
5565 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5566 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5567 signed zeros, do another copysign after the compensation.
5568
5569 2019-03-18 Martin Sebor <msebor@redhat.com>
5570
5571 PR tree-optimization/89720
5572 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5573 more conservatively, the same as anti-range.
5574
5575 2019-03-18 Richard Biener <rguenther@suse.de>
5576
5577 PR middle-end/88945
5578 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5579 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5580 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5581 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5582
5583 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5584
5585 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5586 Extend queue to 1024 entries.
5587 Add "consumed" field.
5588 (gomp_print_output): Remove print_index parameter.
5589 Add final parameter.
5590 Change limit to unsigned.
5591 Use consumed field to implement circular buffer.
5592 Detect interrupted print in final pass.
5593 Flush output at the end.
5594 (run): Update gomp_print_output usage.
5595 (main): Initialize kernargs->output_data.consumed.
5596
5597 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5598
5599 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5600 calculation of the minimum number of scalar iterations for
5601 fully-predicated loops.
5602
5603 2019-03-18 Martin Jambor <mjambor@suse.cz>
5604
5605 PR tree-optimization/89546
5606 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5607 any propagation to its children took place.
5608
5609 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5610
5611 PR target/89627
5612 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5613 parameter, and make use of it.
5614 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5615
5616 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5617
5618 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5619 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5620 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5621 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5622 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5623 match what the ops is doing.
5624 (push_multi_fp_blink): Likewise.
5625 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5626 compiling for size and elf target.
5627 (arc_save_callee_enter): Adjust note to match what enter/leave
5628 operation does.
5629
5630 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5631
5632 * config/arc/arc.md (tst_movb): Fix constraint.
5633
5634 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5635
5636 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5637
5638 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5639
5640 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5641 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5642 reg_alloc_order references.
5643 (size_alloc_order): Define.
5644 (arc_adjust_reg_alloc_order): New function.
5645 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5646 order.
5647 (ADJUST_REG_ALLOC_ORDER): Define.
5648 (HONOR_REG_ALLOC_ORDER): Likewise.
5649
5650 2019-03-18 Richard Biener <rguenther@suse.de>
5651
5652 PR target/87561
5653 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5654 loads and stores a bit more.
5655
5656 2019-03-18 Richard Biener <rguenther@suse.de>
5657
5658 PR target/87561
5659 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5660 load pessimization to stores as well.
5661
5662 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5663
5664 PR middle-end/86979
5665 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5666 successor, use NULL as its av set.
5667
5668 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5669
5670 PR rtl-optimization/89721
5671 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5672
5673 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5674
5675 PR target/87532
5676 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5677 When handling vec_extract, use modular arithmetic to allow
5678 constant selectors greater than vector length.
5679 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5680 V1TImode vectors to have constant selector values greater than 0.
5681 Use modular arithmetic to compute vector index.
5682 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5683 index for in-memory vectors. Correct code generation for
5684 in-register vectors.
5685 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5686 compute index.
5687
5688 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5689
5690 PR c++/88534
5691 PR c++/88537
5692 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5693 VAR_DECL args.
5694
5695 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5696
5697 PR c++/89709
5698 * tree.c (inchash::add_expr): Strip any location wrappers.
5699 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5700 after hash verification.
5701
5702 PR debug/89704
5703 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5704 SIGN_EXTEND and ZERO_EXTEND.
5705
5706 2019-03-14 Jason Merrill <jason@redhat.com>
5707 Jakub Jelinek <jakub@redhat.com>
5708
5709 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5710 than if is_empty (*slot).
5711 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5712 existing elt and for elt removal.
5713 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5714 of already removed elt.
5715
5716 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5717
5718 PR target/89650
5719 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5720 REG_EH_REGION note.
5721
5722 2019-03-14 Martin Liska <mliska@suse.cz>
5723
5724 PR other/89712
5725 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5726
5727 2019-03-14 Richard Biener <rguenther@suse.de>
5728
5729 PR target/89711
5730 * config/i386/i386.c (make_resolver_func): Properly set
5731 DECL_CONTEXT on the RESULT_DECL.
5732 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5733
5734 2019-03-14 Richard Biener <rguenther@suse.de>
5735
5736 * gimple-pretty-print.c: Include cfgloop.h.
5737 (dump_gimple_phi): Adjust.
5738 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5739 (pp_cfg_jump): Adjust.
5740 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5741 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5742 (lower_phi_internal_fn): Remove.
5743 (verify_gimple_call): Remove IFN_PHI special-casing.
5744 (dump_function_to_file): Dump IL state.
5745 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5746 done to deal with PHI nodes being present in non-SSA state.
5747
5748 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5749
5750 PR ipa/89684
5751 * multiple_target.c (create_dispatcher_calls): Change
5752 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5753 In the node->iterate_referring loop, push *ref rather than ref, call
5754 ref->remove_reference () and always pass 0 to iterate_referring.
5755
5756 PR rtl-optimization/89679
5757 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5758 would contain a paradoxical SUBREG.
5759
5760 2019-03-14 Richard Biener <rguenther@suse.de>
5761
5762 PR tree-optimization/89710
5763 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5764 safe_dyn_cast.
5765
5766 2019-03-14 Martin Liska <mliska@suse.cz>
5767
5768 * coverage.c (coverage_begin_function): Stream also
5769 end_column.
5770 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5771 documentation about function declaration location.
5772 * gcov-dump.c (tag_function): Print whole range
5773 of function declaration.
5774 * gcov.c (struct function_info): Add end_column field.
5775 (function_info::function_info): Initialize it.
5776 (output_json_intermediate_file): Output {start,end}_column
5777 fields.
5778 (read_graph_file): Read end_column.
5779
5780 2019-03-14 Richard Biener <rguenther@suse.de>
5781
5782 PR middle-end/89698
5783 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5784 that the access types are similar.
5785
5786 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5787
5788 PR tree-optimization/89703
5789 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5790 aren't compatible also with builtin_decl_explicit. Check pure
5791 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5792 and BUILT_IN_STPNCPY{,_CHK}.
5793
5794 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5795
5796 PR target/89523
5797 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5798 addr32 prefix to VSIB address for X32.
5799 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5800 "%M2" to opcode.
5801 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5802 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5803 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5804 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5805 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5806 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5807 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5808 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5809 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5810 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5811 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5812 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5813 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5814 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5815 (*avx512f_scatterdi<mode>): Likewise.
5816
5817 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5818
5819 PR target/85860
5820 * lra-constraints.c (inherit_in_ebb): Update
5821 potential_reload_hard_regs along with live_hard_regs.
5822
5823 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5824
5825 PR debug/89498
5826 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5827 DWARF_OFFSET_SIZE.
5828 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5829
5830 2019-03-13 Martin Sebor <msebor@redhat.com>
5831
5832 PR tree-optimization/89662
5833 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5834 has a size.
5835
5836 2019-03-13 Richard Biener <rguenther@suse.de>
5837
5838 PR middle-end/89677
5839 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5840 throw FP expressions at tree-affine.
5841
5842 2019-03-14 Richard Biener <rguenther@suse.de>
5843
5844 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5845 dump negative integer constants using _Literal (type) -num.
5846
5847 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5848
5849 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5850 nonlocal_value member.
5851
5852 PR middle-end/88588
5853 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5854 (ipa_simd_modify_function_body): Handle PHIs.
5855
5856 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5857
5858 * config/s390/s390.c (s390_option_override_internal): Use more
5859 aggressive inlining parameters.
5860
5861 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5862
5863 * config/s390/3906.md: New file.
5864 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5865 (LONGRUNNING_THRESHOLD): Remove.
5866 (MAX_SCHED_MIX_SCORE): Decrease.
5867 (MAX_SCHED_MIX_DISTANCE): Decrease.
5868 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5869 (struct s390_sched_state): New struct to hold scheduling state.
5870 (S390_SCHED_STATE_NORMAL): Remove.
5871 (S390_SCHED_STATE_CRACKED): Remove.
5872 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5873 (s390_get_sched_attrmask): Use new attribute.
5874 (s390_get_unit_mask): Use new units.
5875 (s390_is_fpd): New function.
5876 (s390_is_fxd): New function.
5877 (s390_is_longrunning): New function.
5878 (s390_sched_score): Use new functions.
5879 (s390_sched_reorder): Likewise.
5880 (s390_sched_variable_issue): Rework and use new functions.
5881 (s390_sched_init): Use new functions.
5882 * config/s390/s390.h (s390_tune_attr): Add z14.
5883 * config/s390/s390.md: Add z14.
5884
5885 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5886
5887 * config/s390/2964.md: Update pipeline description.
5888 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5889 (LONGRUNNING_THRESHOLD): Remove.
5890 (LATENCY_FACTOR): Remove.
5891 (s390_get_unit_mask): Add unit.
5892 (s390_sched_score): Use fxd/fpd.
5893 (s390_sched_variable_issue): Use fxd/fpd.
5894
5895 2019-03-12 Martin Liska <mliska@suse.cz>
5896
5897 * config/i386/i386.c: Reword an error message.
5898
5899 2019-03-12 Martin Jambor <mjambor@suse.cz>
5900
5901 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5902 terminate with newline.
5903
5904 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5905
5906 PR target/52726
5907 * config/s390/s390.md (tabort): Use %wd instead of
5908 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5909 letters and periods.
5910 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5911 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5912 's with %< and %>.
5913
5914 PR middle-end/89663
5915 * builtins.c (expand_builtin_int_roundingfn,
5916 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5917 gcc_unreachable if validate_arglist fails.
5918
5919 2019-03-12 Richard Biener <rguenther@suse.de>
5920
5921 PR tree-optimization/89664
5922 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5923 free the occurance tree after the early out.
5924
5925 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5926
5927 PR middle-end/89655
5928 PR bootstrap/89656
5929 * vr-values.c (vr_values::update_value_range): If
5930 old_vr->varying_p (), don't update it, make new_vr also VARYING
5931 and return false.
5932
5933 2019-03-11 Martin Liska <mliska@suse.cz>
5934
5935 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5936 Fix double string quoting.
5937
5938 2019-03-11 Martin Liska <mliska@suse.cz>
5939
5940 * collect-utils.c (collect_wait): Wrap apostrophes
5941 in gcc internal format with %'.
5942 * collect2.c (main): Likewise.
5943 (scan_prog_file): Likewise.
5944 (scan_libraries): Likewise.
5945 * config/i386/i386.c (ix86_expand_call): Likewise.
5946 (ix86_handle_interrupt_attribute): Likewise.
5947 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5948 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5949 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5950 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5951 * symtab.c (symtab_node::verify_base): Likewise.
5952 * tree-cfg.c (verify_gimple_label): Likewise.
5953 * tree.c (verify_type_variant): Likewise.
5954
5955 2019-03-11 Martin Liska <mliska@suse.cz>
5956
5957 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
5958 in a string format message and fix GNU coding style.
5959 (expand_builtin_set_thread_pointer): Likewise.
5960 * common/config/aarch64/aarch64-common.c
5961 (aarch64_rewrite_selected_cpu): Likewise.
5962 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
5963 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
5964 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
5965 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
5966 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
5967 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
5968 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
5969 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
5970 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
5971 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
5972 Likewise.
5973 * common/config/riscv/riscv-common.c
5974 (riscv_subset_list::parsing_subset_version): Likewise.
5975 (riscv_subset_list::parse_std_ext): Likewise.
5976 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5977 (riscv_subset_list::parse): Likewise.
5978 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
5979 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
5980 (aarch64_override_options_internal): Likewise.
5981 (aarch64_validate_mcpu): Likewise.
5982 (aarch64_validate_march): Likewise.
5983 (aarch64_validate_mtune): Likewise.
5984 (aarch64_override_options): Likewise.
5985 * config/alpha/alpha.c (alpha_option_override): Likewise.
5986 * config/arc/arc.c (arc_init): Likewise.
5987 (parse_mrgf_banked_regs_option): Likewise.
5988 (arc_override_options): Likewise.
5989 (arc_expand_builtin_aligned): Likewise.
5990 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
5991 (arm_expand_builtin): Likewise.
5992 * config/arm/arm.c (arm_option_check_internal): Likewise.
5993 (arm_configure_build_target): Likewise.
5994 (arm_option_override): Likewise.
5995 (arm_options_perform_arch_sanity_checks): Likewise.
5996 (arm_handle_cmse_nonsecure_entry): Likewise.
5997 (arm_handle_cmse_nonsecure_call): Likewise.
5998 (arm_tls_referenced_p): Likewise.
5999 (thumb1_expand_prologue): Likewise.
6000 * config/avr/avr.c (avr_option_override): Likewise.
6001 * config/bfin/bfin.c (bfin_option_override): Likewise.
6002 * config/c6x/c6x.c (c6x_option_override): Likewise.
6003 * config/cr16/cr16.c (cr16_override_options): Likewise.
6004 * config/cris/cris.c (cris_option_override): Likewise.
6005 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6006 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6007 * config/darwin.c (darwin_override_options): Likewise.
6008 * config/frv/frv.c (frv_expand_builtin): Likewise.
6009 * config/h8300/h8300.c (h8300_option_override): Likewise.
6010 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6011 (ix86_option_override_internal): Likewise.
6012 (warn_once_call_ms2sysv_xlogues): Likewise.
6013 (ix86_expand_prologue): Likewise.
6014 (split_stack_prologue_scratch_regno): Likewise.
6015 (ix86_warn_parameter_passing_abi): Likewise.
6016 * config/ia64/ia64.c (fix_range): Likewise.
6017 * config/m68k/m68k.c (m68k_option_override): Likewise.
6018 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6019 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6020 (mips_set_compression_mode): Likewise.
6021 * config/mmix/mmix.c (mmix_option_override): Likewise.
6022 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6023 * config/msp430/msp430.c (msp430_option_override): Likewise.
6024 * config/nds32/nds32.c (nds32_option_override): Likewise.
6025 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6026 (nios2_option_override): Likewise.
6027 (nios2_expand_custom_builtin): Likewise.
6028 * config/nvptx/mkoffload.c (main): Likewise.
6029 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6030 * config/pa/pa.c (fix_range): Likewise.
6031 (pa_option_override): Likewise.
6032 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6033 (riscv_option_override): Likewise.
6034 * config/rl78/rl78.c (rl78_option_override): Likewise.
6035 * config/rs6000/aix61.h: Likewise.
6036 * config/rs6000/aix71.h: Likewise.
6037 * config/rs6000/aix72.h: Likewise.
6038 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6039 * config/rs6000/freebsd64.h: Likewise.
6040 * config/rs6000/linux64.h: Likewise.
6041 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6042 (rs6000_expand_zeroop_builtin): Likewise.
6043 (rs6000_expand_mtfsb_builtin): Likewise.
6044 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6045 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6046 (rs6000_invalid_builtin): Likewise.
6047 (rs6000_expand_split_stack_prologue): Likewise.
6048 * config/rs6000/rtems.h: Likewise.
6049 * config/rx/rx.c (valid_psw_flag): Likewise.
6050 (rx_expand_builtin): Likewise.
6051 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6052 * config/s390/s390.c (s390_expand_builtin): Likewise.
6053 (s390_function_profiler): Likewise.
6054 (s390_option_override_internal): Likewise.
6055 (s390_option_override): Likewise.
6056 * config/sh/sh.c (sh_option_override): Likewise.
6057 (sh_builtin_saveregs): Likewise.
6058 (sh_fix_range): Likewise.
6059 * config/sh/vxworks.h: Likewise.
6060 * config/sparc/sparc.c (sparc_option_override): Likewise.
6061 * config/spu/spu.c (spu_option_override): Likewise.
6062 (fix_range): Likewise.
6063 * config/visium/visium.c (visium_option_override): Likewise.
6064 (visium_handle_interrupt_attr): Likewise.
6065 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6066 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6067 (dbg_cnt_process_opt): Likewise.
6068 * dwarf2out.c (output_dwarf_version): Likewise.
6069 * except.c (expand_eh_return): Likewise.
6070 * gcc.c (defined): Likewise.
6071 (driver_handle_option): Likewise.
6072 (process_command): Likewise.
6073 (compare_files): Likewise.
6074 (driver::prepare_infiles): Likewise.
6075 (driver::do_spec_on_infiles): Likewise.
6076 (driver::maybe_run_linker): Likewise.
6077 * omp-offload.c (oacc_parse_default_dims): Likewise.
6078 * opts-global.c (handle_common_deferred_options): Likewise.
6079 * opts.c (parse_sanitizer_options): Likewise.
6080 (common_handle_option): Likewise.
6081 (enable_warning_as_error): Likewise.
6082 * passes.c (enable_disable_pass): Likewise.
6083 * plugin.c (parse_plugin_arg_opt): Likewise.
6084 (default_plugin_dir_name): Likewise.
6085 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6086 (default_pch_valid_p): Likewise.
6087 * toplev.c (init_asm_output): Likewise.
6088 (process_options): Likewise.
6089 (toplev::run_self_tests): Likewise.
6090 * tree-cfg.c (verify_gimple_call): Likewise.
6091 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6092 (tree_inlinable_function_p): Likewise.
6093 * var-tracking.c (vt_find_locations): Likewise.
6094
6095 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6096
6097 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6098 only on the else branch.
6099
6100 2019-03-11 Martin Liska <mliska@suse.cz>
6101
6102 * gcov.c (output_intermediate_json_line): Print function
6103 name of each line.
6104 (output_json_intermediate_file): Add new argument.
6105 * doc/gcov.texi: Document the change.
6106
6107 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6108
6109 PR rtl-optimization/89588
6110 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6111 explicit unrolling factor more robust.
6112
6113 2019-03-11 Richard Biener <rguenther@suse.de>
6114
6115 PR tree-optimization/89649
6116 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6117 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6118 on the prolog and epilog loops.
6119 (vect_loop_versioning): Return copy of loop.
6120 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6121 on the non-vectorized version of the loop.
6122
6123 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6124
6125 PR target/68924
6126 * config/i386/sse.md (*vec_extractv2di_0_sse):
6127 Add (=r,x) alternative and corresponding splitter.
6128
6129 2019-03-10 Martin Jambor <mjambor@suse.cz>
6130
6131 PR tree-optimization/85762
6132 PR tree-optimization/87008
6133 PR tree-optimization/85459
6134 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6135 it points to if there is a type changing MEM_REF. Adjust all callers.
6136 (build_accesses_from_assign): Disable total scalarization if
6137 contains_vce_or_bfcref_p returns true through the new parameter, for
6138 both rhs and lhs.
6139
6140 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6141
6142 PR c/88568
6143 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6144 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6145
6146 PR target/79645
6147 * common.opt (fdiagnostics-show-labels,
6148 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6149 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6150 gas-locview-support, ginline-points, ginternal-reset-location-views):
6151 Terminate description text with a dot.
6152 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6153 * config/mcore/mcore.opt (m210, m340): Likewise.
6154 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6155 mnops=): Start description text with a capital letter.
6156 * config/arc/arc.opt (msize-level=): Likewise.
6157 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6158 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6159 mnewlib): Likewise.
6160 * config/ft32/ft32.opt (msim): Likewise.
6161 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6162 (mnodiv, mnopm): Terminate description text with a dot.
6163 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6164 a colon.
6165 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6166 Likewise.
6167 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6168 text.
6169
6170 PR rtl-optimization/89634
6171 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6172 are modified in BB_END (e->src) instruction.
6173
6174 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6175
6176 PR target/79926
6177 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6178 messages more amenable to translation, and improve wording.
6179
6180 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6181
6182 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6183 ud- and du-chains between phases.
6184
6185 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6186
6187 PR debug/89631
6188 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6189 instead of POLY_INT_CST.
6190
6191 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6192
6193 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6194 requirement.
6195
6196 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6197
6198 PR target/68924
6199 PR target/78782
6200 PR target/87558
6201 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6202 (_mm_storeu_si64): Ditto.
6203
6204 2019-03-08 Martin Liska <mliska@suse.cz>
6205
6206 PR target/86952
6207 * config/i386/i386.c (ix86_option_override_internal): Disable
6208 jump tables when retpolines are used.
6209
6210 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6211
6212 PR go/63560
6213 * ipa-split.c (execute_split_functions): Do not split
6214 'noinline' or 'section' function.
6215
6216 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6217
6218 PR target/79846
6219 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6220 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6221 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6222
6223 PR ipa/80000
6224 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6225 from diagnostics. Formatting fixes.
6226
6227 PR target/85665
6228 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6229 warn_odr diagnostics.
6230
6231 PR other/80058
6232 * lra-constraints.c (process_alt_operands): Avoid one space before
6233 " at the end of line and another after " on another line in a string
6234 literal.
6235 * attribs.c (handle_dll_attribute): Likewise.
6236 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6237
6238 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6239 warning_at or inform messages in G_() if there is no ?:.
6240
6241 PR tree-optimization/89550
6242 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6243 returned true. Formatting fixes.
6244 (expand_builtin_strnlen): Formatting fixes.
6245 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6246 if warning_at returned true.
6247 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6248
6249 2019-03-08 Richard Biener <rguenther@suse.de>
6250
6251 PR middle-end/89578
6252 * cfgloop.h (struct loop): Add owned_clique field.
6253 * cfgloopmanip.c (copy_loop_info): Copy it.
6254 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6255 cliques.
6256 * tree-inline.c (copy_loops): Remap owned_clique.
6257 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6258 * lto-streamer-out.c (output_cfg): Likewise.
6259
6260 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6261
6262 PR target/80190
6263 * config/darwin.c: Include intl.h.
6264 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6265 composing the message out of two separate parts.
6266
6267 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6268
6269 PR target/80003
6270 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6271 doesn't start with a capital letter and doesn't end with a dot.
6272 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6273 with a capital letter.
6274 (ix86_mangle_function_version_assembler_name): Likewise.
6275 (ix86_generate_version_dispatcher_body): Likewise.
6276 (fold_builtin_cpu): Likewise.
6277 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6278 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6279 translators, wrap full type name in %qs.
6280
6281 PR translation/79999
6282 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6283 depend clause with source (or sink) modifier.
6284 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6285
6286 PR target/89602
6287 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6288 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6289 (avx512f_load<mode>_mask): New define_expand.
6290 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6291 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6292 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6293 __builtin_ia32_movess_mask): New builtins.
6294 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6295 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6296 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6297 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6298
6299 2019-03-07 Martin Jambor <mjambor@suse.cz>
6300
6301 PR lto/87525
6302 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6303 for extern inline functions.
6304
6305 2019-03-07 Martin Jambor <mjambor@suse.cz>
6306
6307 PR ipa/88235
6308 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6309 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6310 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6311 have multiple callees. At the end check if declarations match as
6312 opposed to cgraph_nodes.
6313
6314 2019-03-07 Martin Liska <mliska@suse.cz>
6315
6316 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6317 which is equivalent to searching for this in clones chain.
6318 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6319 names with a neighbour and special case first node in a chain.
6320
6321 2019-01-25 Jason Merrill <jason@redhat.com>
6322
6323 PR c++/80916 - spurious "static but not defined" warning.
6324 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6325 for an internal symbol with DECL_EXTERNAL.
6326
6327 2019-04-07 Richard Biener <rguenther@suse.de>
6328
6329 PR middle-end/89618
6330 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6331 * tree-inline.c (copy_loops): Simplify.
6332
6333 2019-03-07 Martin Liska <mliska@suse.cz>
6334
6335 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6336
6337 2019-03-07 Richard Biener <rguenther@suse.de>
6338
6339 PR tree-optimization/89595
6340 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6341 stmt iterator as reference, take boolean output parameter to
6342 indicate whether the stmt was removed and thus the iterator
6343 already advanced.
6344 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6345 stmts created by folding.
6346
6347 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6348
6349 PR c++/89585
6350 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6351 at toplevel.
6352
6353 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6354
6355 PR rtl-optimization/88845
6356 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6357 LRA.
6358 * lra.c (remove_scratches_1): New function.
6359 (remove_scratches): Use it.
6360 (lra_emit_move): Likewise.
6361
6362 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6363
6364 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6365 unaligned_access variable.
6366 * config/arc/arc.c (arc_override_options): Set unaligned access
6367 default on for HS CPUs.
6368 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6369
6370 2019-03-06 Martin Liska <mliska@suse.cz>
6371
6372 PR gcov-profile/89577
6373 * doc/gcov.texi: Prefer to use --coverage.
6374 * doc/sourcebuild.texi: Likewise.
6375
6376 2019-03-02 Jason Merrill <jason@redhat.com>
6377
6378 PR c++/86485 - -Wmaybe-unused with empty class ?:
6379 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6380
6381 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6382
6383 PR target/89587
6384 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6385 if_multiarch.
6386
6387 PR middle-end/89590
6388 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6389 exactly one argument.
6390
6391 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6392 Richard Sandiford <richard.sandiford@arm.com>
6393
6394 PR tree-optimization/89570
6395 * match.pd (vec_cond into cond_op simplification): Don't use
6396 get_conditional_internal_fn, use as_internal_fn (cond_op).
6397
6398 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6399
6400 PR target/89222
6401 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6402 to decide when to split off a non-zero offset from a symbol.
6403 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6404 in function symbols.
6405
6406 2019-03-05 Richard Biener <rguenther@suse.de>
6407
6408 PR tree-optimization/89594
6409 * tree-if-conv.c (pass_if_conversion::execute): Handle
6410 case where .LOOP_VECTORIZED_FUNCTION was removed.
6411
6412 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6413
6414 PR bootstrap/89560
6415 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6416 instead alloca it only when needed with the needed size.
6417
6418 PR tree-optimization/89570
6419 * match.pd (vec_cond into cond_op simplification): Guard with
6420 vectorized_internal_fn_supported_p test and #if GIMPLE.
6421
6422 PR tree-optimization/89566
6423 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6424 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6425 Punt if get_user_idx_format succeeds, but idx_format argument is
6426 not provided or doesn't have pointer type, or if idx_args is above
6427 number of provided arguments.
6428
6429 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6430
6431 PR tree-optimization/89437
6432 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6433
6434 2019-03-04 Richard Biener <rguenther@suse.de>
6435
6436 PR middle-end/89572
6437 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6438 safe_dyn_cast.
6439
6440 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6441
6442 PR tree-optimization/89487
6443 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6444 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6445 (distribute_loop): Don't do runtime alias check if there is non-
6446 addressable data reference.
6447 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6448 is a register variable.
6449
6450 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6451
6452 PR target/89506
6453 * config/arm/arm.md (cmpsi2_addneg): Use
6454 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6455 If operands[2] is 0 or INT_MIN, force use of subs.
6456 (*compare_scc splitter): Use gen_int_mode.
6457 (*negscc): Likewise.
6458 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6459
6460 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6461 Monk Chiang <sh.chiang04@gmail.com>
6462
6463 * common/config/riscv/riscv-common.c: Include sstream.
6464 (riscv_subset_list::to_string): New.
6465 (riscv_arch_str): Likewise.
6466 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6467 * config.in: Regen.
6468 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6469 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6470 (riscv_emit_attribute): New.
6471 (riscv_file_start): Emit attribute if needed.
6472 (riscv_option_override): Init riscv_emit_attribute_p.
6473 * config/riscv/riscv.opt (mriscv-attribute): New option.
6474 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6475 * configure: Regen.
6476 * doc/install.texi: Document --with-riscv-attribute.
6477 * doc/invoke.texi: Document -mriscv-attribute.
6478
6479 * common/config/riscv/riscv-common.c:
6480 Include config/riscv/riscv-protos.h.
6481 (INCLUDE_STRING): Defined.
6482 (RISCV_DONT_CARE_VERSION): Defined.
6483 (riscv_subset_t): Declare.
6484 (riscv_subset_t::riscv_subset_t): New.
6485 (riscv_subset_list): Declare.
6486 (riscv_subset_list::riscv_subset_list): New.
6487 (riscv_subset_list::~riscv_subset_list): Likewise.
6488 (riscv_subset_list::parsing_subset_version): Likewise.
6489 (riscv_subset_list::parse_std_ext): Likewise.
6490 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6491 (riscv_subset_list::add): Likewise.
6492 (riscv_subset_list::lookup): Likewise.
6493 (riscv_subset_list::xlen): Likewise.
6494 (riscv_subset_list::parse): Likewise.
6495 (riscv_supported_std_ext): Likewise.
6496 (current_subset_list): Likewise.
6497 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6498 parse.
6499
6500 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6501
6502 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6503 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6504 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6505
6506 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6507
6508 PR rtl-optimization/85899
6509 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6510 fallthru edges leading to the exit block.
6511
6512 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6513
6514 PR target/89517
6515 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6516 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6517
6518 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6519
6520 PR tree-optimization/89535
6521 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6522 for each operand. Calculate the fallback choice for mask operands
6523 and pass it to vect_get_vec_def_for_operand.
6524
6525 2019-03-01 Richard Biener <rguenther@suse.de>
6526
6527 PR middle-end/89541
6528 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6529 get virtual operands.
6530 (get_expr_operands): Handle CONST_DECL like other decls.
6531
6532 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6533
6534 PR middle-end/89503
6535 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6536 on DECL_P and EXPR_P.
6537
6538 2019-03-01 Richard Biener <rguenther@suse.de>
6539
6540 PR middle-end/89497
6541 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6542 argument, defaulted to zero.
6543 * passes.c (execute_function_todo): Pass down SSA update flags
6544 to cleanup_tree_cfg.
6545 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6546 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6547 form if requested.
6548 (cleanup_tree_cfg): Get and pass down SSA update flags.
6549
6550 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6551
6552 PR bootstrap/89539
6553 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6554 early_lto_debug argument.
6555
6556 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6557
6558 PR tree-optimization/89536
6559 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6560 only whether bit #0 of the value is 0 instead of the entire value.
6561
6562 2019-02-28 Marek Polacek <polacek@redhat.com>
6563
6564 PR c++/87068 - missing diagnostic with fallthrough statement.
6565 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6566 at the end of a seq, save its location to walk_stmt_info.
6567 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6568 a switch.
6569
6570 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6571
6572 PR lto/88585
6573 * tree.c (find_atomic_core_type): Move ahead in file.
6574 (check_base_type): Correctly compare alignments of atomic types.
6575
6576 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6577
6578 PR target/89455
6579 * config/i386/i386.c (get_builtin_code_for_version): Identify
6580 Westmere from PCLMUL, instead of AES.
6581
6582 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6583
6584 PR target/89434
6585 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6586 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6587 -UINTVAL (...).
6588
6589 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6590
6591 PR target/88530
6592 * config/aarch64/aarch64-option-extensions.def: Document it.
6593 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6594 if empty hwcaps.
6595
6596 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6597
6598 PR c/89520
6599 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6600 builtins if they don't have a single scalar floating point argument.
6601 Formatting fixes.
6602
6603 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6604
6605 PR rtl-optimization/89490
6606 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6607 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6608 block section is not mergeable.
6609
6610 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6611
6612 PR target/70341
6613 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6614 old define_insn to ...
6615 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6616 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6617 Rename old define_insn to ...
6618 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6619 (thumb2_casesi_internal_pic): New define_expand. Rename old
6620 define_insn to ...
6621 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6622 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6623 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6624
6625 2019-02-27 Richard Biener <rguenther@suse.de>
6626
6627 PR debug/88878
6628 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6629
6630 2019-02-27 Richard Biener <rguenther@suse.de>
6631
6632 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6633 building.
6634
6635 2019-02-27 Richard Biener <rguenther@suse.de>
6636
6637 PR debug/88878
6638 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6639 parameter, prefix section name with .gnu.debuglto_ if true.
6640 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6641 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6642
6643 2019-02-27 Richard Biener <rguenther@suse.de>
6644
6645 PR debug/89514
6646 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6647 rather than on use_debug_types, doing what output_die does.
6648 (value_format): Likewise.
6649
6650 2019-02-27 Martin Jambor <mjambor@suse.cz>
6651 Martin Sebor <msebor@redhat.com>
6652
6653 * doc/invoke.texi (Warning Options): Reword description of
6654 -Wno-absolute-value.
6655
6656 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6657
6658 PR tree-optimization/89280
6659 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6660 builtin_setjmp_setup_bb): New functions.
6661 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6662 When visiting __builtin_setjmp_setup block, queue in special
6663 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6664 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6665 from visited after the loop if they don't have any visited successor
6666 blocks.
6667
6668 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6669
6670 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6671 New function.
6672 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6673
6674 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6675
6676 PR c++/89507
6677 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6678 with types other than sizetype/ssizetype.
6679
6680 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6681
6682 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6683 (enum sparc_processor_type): ...this.
6684 (enum sparc_code_model_type): New enumeration type.
6685 (enum sparc_memory_model_type): Tweak comments.
6686 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6687 (mtune): Likewise.
6688 (mcmodel): Use sparc_code_model enumeration and variable.
6689 (sparc_code_model): New enumeration.
6690 (mdebug): Add Undocumented marker.
6691 * config/sparc/sparc.h (enum cmodel): Delete.
6692 (sparc_cmodel): Likewise.
6693 (TARGET_CM_MEDLOW): Adjust to above renaming.
6694 (TARGET_CM_MEDMID): Likewise.
6695 (TARGET_CM_MEDANY): Likewise.
6696 (TARGET_CM_EMBMEDANY): Likewise.
6697 * config/sparc/sparc.c (sparc_cmodel): Delete.
6698 (sparc_option_override): Remove string/value mapping support for the
6699 code model. Move code and memory model support to after the handling
6700 of target flags. Do private machine setup last.
6701 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6702 (sparc_legitimize_reload_address): Likewise.
6703 (sparc_output_mi_thunk): Likewise.
6704 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6705
6706 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6707
6708 PR tree-optimization/89500
6709 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6710 (handle_builtin_strlen): Remove noncst_bound variable. Always
6711 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6712 cst if the first cst bytes starting at x are known to be non-zero,
6713 even if the string is not zero terminated. Don't try to modify
6714 *si for strnlen. Update strlen_to_stridx only for strlen or if
6715 we can prove strnlen returns the same value as strlen would.
6716
6717 2019-02-26 Martin Liska <mliska@suse.cz>
6718
6719 * alloc-pool.h (struct pool_usage): Remove extra
6720 print_dash_line.
6721 * bitmap.h (struct bitmap_usage): Likewise.
6722 * ggc-common.c (struct ggc_usage): Likewise.
6723 * mem-stats.h (struct mem_usage): Likewise.
6724 (mem_alloc_description::dump): Print dash lines
6725 here and repeat header at the end of a table report.
6726 It's then more readable.
6727 * tree-phinodes.c (phinodes_print_statistics): Make
6728 horizontal alignment.
6729 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6730 * vec.c (struct vec_usage): Remove extra print_dash_line.
6731 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6732
6733 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6734
6735 * doc/extend.texi (__builtin_object_size):
6736 Use @pxref instead of @xref inside parenthesis.
6737 (__builtin_has_attribute): Add missing comma after @xref.
6738 (__builtin_object_size): Ditto.
6739 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6740 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6741 in the list.
6742
6743 2019-02-26 Jeff Law <law@redhat.com>
6744
6745 PR rtl-optimization/87761
6746 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6747 detect obviously dead insns and delete them.
6748
6749 2019-02-26 Richard Biener <rguenther@suse.de>
6750
6751 PR tree-optimization/89505
6752 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6753 to handle restrict pointed-to vars with multiple subvars
6754 correctly.
6755
6756 2019-02-26 Richard Biener <rguenther@suse.de>
6757
6758 PR tree-optimization/89489
6759 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6760
6761 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6762
6763 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6764 and move around comment.
6765 <BIT_AND_EXPR>: Likewise.
6766 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6767
6768 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6769
6770 PR target/89474
6771 * config/i386/i386.c (remove_partial_avx_dependency): Call
6772 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6773 after changing possibly many instructions to use that pseudo. Fix up
6774 insertion of v4sf_const0 setter at the start of bb.
6775
6776 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6777
6778 PR c/80409
6779 * doc/extend.texi (Variadic Pointer Args): New section.
6780
6781 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6782 Martin Sebor <msebor@gmail.com>
6783
6784 * common.opt (Wattribute-alias): Likewise.
6785 * doc/invoke.texi (Option Summary): List general form of
6786 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6787 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6788 Add cross-references.
6789 (-Wattribute-alias): Rewrite and correct default. Mention
6790 considered attributes (same as for -Wmissing-attributes).
6791
6792 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6793
6794 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6795 (_mm_cvtpd_ps): Likewise.
6796 (_mm_cvttpd_epi32): Likewise.
6797
6798 PR target/89338
6799 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6800 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6801
6802 PR target/89339
6803 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6804
6805 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6806
6807 PR target/88530
6808 * common/config/aarch64/aarch64-common.c
6809 (struct aarch64_option_extension): Add is_synthetic.
6810 (all_extensions): Use it.
6811 (TARGET_OPTION_INIT_STRUCT): Define hook.
6812 (struct gcc_targetm_common): Moved to end.
6813 (all_extensions_by_on): New.
6814 (opt_ext_cmp, typedef opt_ext): New.
6815 (aarch64_option_init_struct): New.
6816 (aarch64_contains_opt): New.
6817 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6818 * config/aarch64/aarch64-option-extensions.def
6819 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6820 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6821 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6822 Set is_synthetic to false.
6823 (crypto): Set is_synthetic to true.
6824 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6825 SYNTHETIC.
6826
6827 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6828
6829 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6830 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6831 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6832 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6833 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6834 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6835 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6836 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6837 Rename ...
6838 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6839 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6840 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6841 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6842 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6843 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6844 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6845 vfmlsl_laneq_high_f16): ... To this.
6846 * config/arm/neon.md: Update comments.
6847
6848 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6849
6850 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6851 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6852 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6853 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6854 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6855 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6856 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6857 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6858 Rename ...
6859 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6860 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6861 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6862 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6863 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6864 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6865 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6866 vfmlslq_laneq_high_f16): ... To this.
6867
6868 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6869
6870 PR rtl-optimization/86096
6871 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6872 comparing mw_order values.
6873
6874 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6875
6876 PR target/89434
6877 * config/arm/arm.md (*subsi3_carryin_const): Use
6878 arm_neg_immediate_operand predicate instead of
6879 arm_not_immediate_operand, "L" constraint instead of "K" and
6880 print it using %n2 instead of %B2.
6881 (*subsi3_carryin_const0): New define_insn.
6882 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6883 instead of arm_not_operand and "I" constraint instead of "K" and
6884 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6885 another match_operand and in the condition check that it is negation
6886 of operands[2].
6887 (*subsi3_carryin_compare_const0): New define_ins.
6888 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6889 *subsi3_carryin_const.
6890 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6891 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6892
6893 PR target/89438
6894 * config/arm.vfp.md (*negdf2_vfp): Use
6895 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6896 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6897
6898 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6899
6900 PR rtl-optimization/89445
6901 * simplify-rtx.c (simplify_ternary_operation): Don't use
6902 simplify_merge_mask on operands that may trap.
6903 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6904 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6905 second operand is CONST_VECTOR, check if any element could be zero.
6906 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6907 their operands can trap.
6908
6909 2019-02-23 Martin Sebor <msebor@redhat.com>
6910
6911 * gimple-ssa-sprintf.c (target_strtol): Rename...
6912 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6913 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6914 check for range error.
6915
6916 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6917
6918 PR driver/69471
6919 * opts-common.c (prune_options): Also prune joined switches
6920 with Negative and RejectNegative.
6921 * config/i386/i386.opt (march=): Add Negative(march=).
6922 (mtune=): Add Negative(mtune=).
6923 * doc/options.texi: Document Negative used together with Joined
6924 and RejectNegative.
6925
6926 2019-02-22 Martin Sebor <msebor@redhat.com>
6927
6928 * doc/extend.texi (Other Builtins): Add
6929 __builtin_is_constant_evaluated.
6930
6931 2019-02-22 Richard Biener <rguenther@suse.de>
6932
6933 PR tree-optimization/87609
6934 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6935
6936 2019-02-22 Jeff Law <law@redhat.com>
6937
6938 PR rtl-optimization/87761
6939 * config/mips/mips.md: Add new combiner pattern to recognize
6940 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6941
6942 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6943
6944 PR target/89324
6945 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6946 destination register in peepholes generating patterns for ADDS/SUBS.
6947 (add<mode>3_compare0,
6948 *addsi3_compare0_uxtw, add<mode>3_compareC,
6949 add<mode>3_compareV_imm, add<mode>3_compareV,
6950 *adds_<optab><ALLX:mode>_<GPI:mode>,
6951 *subs_<optab><ALLX:mode>_<GPI:mode>,
6952 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6953 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
6954 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
6955 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
6956 sub<mode>3_compare1): Allow stack pointer for source register.
6957 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
6958
6959 2019-02-22 Martin Sebor <msebor@redhat.com>
6960
6961 PR tree-optimization/88993
6962 PR tree-optimization/88853
6963 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
6964 New helper.
6965 (sprintf_dom_walker::call_info::is_string_func): New helper.
6966 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
6967 for formatted string functions.
6968 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
6969
6970 2019-02-22 Martin Sebor <msebor@redhat.com>
6971
6972 PR c/89425
6973 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
6974 unreachable subexpressions.
6975
6976 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
6977 Hongtao Liu <hongtao.liu@intel.com>
6978 Sunil K Pandey <sunil.k.pandey@intel.com>
6979
6980 PR target/87007
6981 * config/i386/i386-passes.def: Add
6982 pass_remove_partial_avx_dependency.
6983 * config/i386/i386-protos.h
6984 (make_pass_remove_partial_avx_dependency): New.
6985 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
6986 New function.
6987 (pass_data_remove_partial_avx_dependency): New.
6988 (pass_remove_partial_avx_dependency): Likewise.
6989 (make_pass_remove_partial_avx_dependency): Likewise.
6990 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
6991 (*extendsfdf2): Add avx_partial_xmm_update.
6992 (truncdfsf2): Likewise.
6993 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6994 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6995
6996 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6997
6998 PR middle-end/85598
6999 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7000 analysis for pass.
7001
7002 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7003
7004 PR target/89444
7005 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7006 (PTA_SKYLAKE): Add PTA_AES.
7007 (PTA_GOLDMONT): Likewise.
7008
7009 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7010
7011 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7012 instruction if enabled.
7013 (aarch64_override_options): Remove reference to return address key.
7014
7015 2019-02-22 Richard Biener <rguenther@suse.de>
7016
7017 PR tree-optimization/89440
7018 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7019 not necessary assert.
7020
7021 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7022
7023 PR fortran/72741
7024 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7025 (oacc_replace_fn_attrib_attr): ... this new function.
7026 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7027 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7028
7029 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7030
7031 * config/arm/arm-cpus.in (ares): Rename to...
7032 (neoverse-n1): ... This. Add ares as alias.
7033 * config/arm/arm-tables.opt: Regenerate.
7034 * config/arm/arm-tune.md: Likewise.
7035 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7036
7037 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7038
7039 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7040 * config/aarch64/aarch64-tune.md: Regenerate.
7041 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7042
7043 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7044
7045 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7046 (neoversen1_tunings): ... This.
7047 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7048 (neoverse-n1): New CPU.
7049 * config/aarch64/aarch64-tune.md: Regenerate.
7050 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7051
7052 2019-02-22 Richard Biener <rguenther@suse.de>
7053
7054 PR middle-end/87609
7055 * cfghooks.h (dependence_hash): New typedef.
7056 (struct copy_bb_data): New type.
7057 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7058 (duplicate_block): Likewise.
7059 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7060 (copy_bbs): Create and pass down copy_bb_data.
7061 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7062 (rtl_duplicate_bb): Likewise.
7063 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7064 remap dependence info.
7065
7066 2019-02-22 Richard Biener <rguenther@suse.de>
7067
7068 PR tree-optimization/87609
7069 * tree-core.h (tree_base): Document special clique values.
7070 * tree-inline.c (remap_dependence_clique): Do not use the
7071 special clique value of one.
7072 (maybe_set_dependence_info): Use clique one.
7073 (clear_dependence_clique): New callback.
7074 (compute_dependence_clique): Clear clique one from all refs
7075 before assigning it (again).
7076
7077 2019-02-21 Martin Sebor <msebor@redhat.com>
7078
7079 * doc/extend.texi (__clear_cache): Correct signature.
7080
7081 2019-02-21 Ian Lance Taylor <iant@golang.org>
7082
7083 PR go/89170
7084 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7085 than output_constant_def.
7086 (add_constant_to_table): New static function.
7087 (output_constant_def): Call add_constant_to_table.
7088 (tree_output_constant_def): Likewise.
7089
7090 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7091
7092 PR c++/89285
7093 * builtins.c (fold_builtin_arith_overflow): If first two args are
7094 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7095 to ifn.
7096
7097 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7098
7099 PR target/87412
7100 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7101 error for -mindirect-branch/-mfunction-return with incompatible
7102 -fcf-protection.
7103
7104 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7105
7106 PR bootstrap/88714
7107 * constraints.md (q): Remove.
7108 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7109 instead of q.
7110
7111 2019-02-21 Martin Jambor <mjambor@suse.cz>
7112
7113 PR hsa/89302
7114 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7115 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7116 (omp_adjust_for_condition): ...here. Added necessary parameters.
7117 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7118 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7119 proper values to new parameters of omp_adjust_for_condition.
7120
7121 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7122
7123 PR middle-end/89412
7124 * expr.c (expand_assignment): If result is a MEM, use change_address
7125 instead of simplify_gen_subreg.
7126
7127 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7128 David Malcolm <dmalcolm@redhat.com>
7129
7130 PR middle-end/89091
7131 * fold-const.c (decode_field_reference): Return NULL_TREE if
7132 lang_hooks.types.type_for_size returns NULL. Check it before
7133 overwriting *exp_. Use return NULL_TREE instead of return 0.
7134
7135 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7136
7137 PR middle-end/88074
7138 PR middle-end/89415
7139 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7140 buggy mpc_norm.
7141
7142 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7143
7144 PR target/89397
7145 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7146 TARGET_SSE in addition to TARGET_SSE_MATH.
7147
7148 (ix86_excess_precision): Ditto.
7149 (ix86_float_exceptions_rounding_supported_p): Ditto.
7150 (use_rsqrt_p): Ditto.
7151 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7152
7153 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7154
7155 PR c/89410
7156 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7157 linenum_arith_t when determining if two adjacent line spans are
7158 close enough to merge.
7159 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7160 lines within each line_span.
7161
7162 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7163
7164 PR target/86487
7165 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7166 paradoxical SUBREGS.
7167
7168 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7169
7170 PR target/88100
7171 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7172 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7173 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7174 range checking it.
7175
7176 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7177
7178 * config/gcn/gcn.c (print_operand): Fix typo.
7179
7180 2019-02-19 Richard Biener <rguenther@suse.de>
7181
7182 PR middle-end/88074
7183 * toplev.c (do_compile): Initialize mpfr's exponent range
7184 based on available float modes.
7185
7186 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7187
7188 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7189 as long as the epilogue isn't completed.
7190
7191 2019-02-18 Martin Sebor <msebor@redhat.com>
7192
7193 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7194 __has_cpp_attribute, and __has_include.
7195
7196 2019-02-18 Martin Sebor <msebor@redhat.com>
7197
7198 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7199
7200 2019-02-18 Martin Sebor <msebor@redhat.com>
7201
7202 PR middle-end/89294
7203 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7204 expression.
7205 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7206
7207 2019-02-18 Richard Biener <rguenther@suse.de>
7208
7209 PR tree-optimization/89296
7210 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7211 of no-warning flag to cases that might emit the bogus warning.
7212
7213 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7214
7215 PR bootstrap/88714
7216 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7217 "q" constraint.
7218 * config/arm/vfp.md (*movdi_vfp): Likewise.
7219 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7220 "q" constraint for operands[0].
7221
7222 PR target/89369
7223 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7224 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7225 pattern in a temporary buffer.
7226 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7227 than 64-operands[2].
7228
7229 PR target/89361
7230 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7231 s390_indirect_branch_settings): Define unconditionally.
7232 (s390_set_current_function): Likewise, but guard the whole body except
7233 the s390_indirect_branch_settings call with
7234 #if S390_USE_TARGET_ATTRIBUTE.
7235 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7236
7237 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7238 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7239 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7240 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7241 HOST_WIDE_INT_1U instead of 1ULL.
7242 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7243 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7244 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7245 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7246 instead of 1UL.
7247 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7248 instead of 1ul.
7249
7250 2019-02-18 Martin Jambor <mjambor@suse.cz>
7251
7252 PR tree-optimization/89209
7253 * tree-sra.c (create_access_replacement): New optional parameter
7254 reg_tree. Use it as a type if non-NULL and access type is not of
7255 a register type.
7256 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7257 to create_access_replacement.
7258 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7259 Check lacc is non-NULL before attempting to re-create it on the RHS.
7260
7261 2019-02-18 Martin Liska <mliska@suse.cz>
7262
7263 PR ipa/89306
7264 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7265 by default.
7266 (symbol_table::free_edge): Recycle m_summary_id.
7267 * cgraph.h (get_summary_id): New.
7268 (symbol_table::release_symbol): Set m_summary_id to -1
7269 by default.
7270 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7271 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7272 function_summary to fast_function_summary.
7273 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7274 * ipa-pure-const.c (class funct_state_summary_t):
7275 Switch from function_summary to fast_function_summary.
7276 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7277 (class ipa_ref_opt_summary_t): Switch from function_summary
7278 to fast_function_summary.
7279 * symbol-summary.h (class function_summary_base): New class
7280 that is created from base of former function_summary.
7281 (function_summary_base::unregister_hooks): New.
7282 (class function_summary): Inherit from function_summary_base.
7283 (class call_summary_base): New class
7284 that is created from base of former call_summary.
7285 (class call_summary): Inherit from call_summary_base.
7286 (struct is_same): New.
7287 (class fast_function_summary): New summary class.
7288 (class fast_call_summary): New summary class.
7289 * vec.h (vec_safe_grow_cleared): New function.
7290
7291 2019-02-18 Martin Liska <mliska@suse.cz>
7292
7293 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7294 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7295 * doc/tm.texi: Document new target hook.
7296 * doc/tm.texi.in: Likewise.
7297 * target.def: Add new target macro.
7298 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7299 suffixes.
7300
7301 2019-02-17 Alan Modra <amodra@gmail.com>
7302
7303 PR target/89271
7304 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7305 output reg on add insn.
7306 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7307
7308 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7309
7310 PR target/89372
7311 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7312 (PMULHRSW): Likewise.
7313 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7314 TARGET_AVX2.
7315 (ssse3_pmulhrswv4hi3): New expander.
7316
7317 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7318
7319 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7320 MMX. Add isa attribute.
7321
7322 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7323
7324 PR rtl-optimization/66152
7325 * builtins.h (c_readstr): Declare.
7326 * builtins.c (c_readstr): Remove forward declaration. Add
7327 null_terminated_p argument, if false, read all bytes from the
7328 string instead of stopping after '\0'.
7329 * expr.c (string_cst_read_str): New function.
7330 (store_expr): Use string_cst_read_str instead of
7331 builtin_strncpy_read_str. Try to store by pieces the whole
7332 exp_len first, and only if that fails, split it up into
7333 store by pieces followed by clear_storage. Formatting fix.
7334
7335 * config/i386/i386.md (*movqi_internal): Remove static from
7336 buf variable. Use output_asm_insn (buf, operands); return "";
7337 instead of return buf;.
7338 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7339 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7340 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7341
7342 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7343
7344 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7345 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7346 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7347 (CC1_SPEC): Likewise.
7348 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7349
7350 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7351
7352 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7353 the base address on 64-bit strict-alignment platforms.
7354
7355 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7356
7357 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7358
7359 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7360
7361 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7362
7363 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7364
7365 PR rtl-optimization/88308
7366 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7367 on copied instruction.
7368
7369 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7370
7371 * final.c (insn_current_reference_address): Replace test on JUMP_P
7372 with test on jump_to_label_p.
7373 * config/visium/visium-passes.def: New file.
7374 * config/visium/t-visium (PASSES_EXTRA): Define.
7375 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7376 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7377 (TRAMPOLINE_ALIGNMENT): Define.
7378 * config/visium/visium.c (visium_option_override): Do not register
7379 the machine-specific reorg pass here.
7380 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7381 for the GR6.
7382 (output_branch): Adjust threshold for long branch instruction.
7383 * config/visium/visium.md (cpu): Move around.
7384 (length): Adjust for the GR6.
7385
7386 2019-02-15 Richard Biener <rguenther@suse.de>
7387 Jakub Jelinek <jakub@redhat.com>
7388
7389 PR tree-optimization/89278
7390 * tree-loop-distribution.c: Include tree-eh.h.
7391 (generate_memset_builtin, generate_memcpy_builtin): Call
7392 rewrite_to_non_trapping_overflow on builtin->size before passing it
7393 to force_gimple_operand_gsi.
7394
7395 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7396
7397 PR other/89342
7398 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7399 optimize_debug.
7400 * opth-gen.awk: Likewise.
7401
7402 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7403
7404 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7405 Enable MMX, SSE and SSE2 by default.
7406 * config/i386/i386.c (ix86_option_override_internal): Do not
7407 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7408
7409 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7410
7411 PR rtl-optimization/89354
7412 * combine.c (make_extraction): Punt if extraction_mode is narrower
7413 than len bits.
7414
7415 2019-02-14 Maya Rashish <coypu@sdf.org>
7416
7417 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7418 * config/netbsd-d.c: New file.
7419 * config/t-netbsd: Add netbsd-d.o
7420
7421 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7422
7423 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7424 affects_type_identity to true for aarch64_vector_pcs.
7425 (aarch64_comp_type_attributes): New function.
7426 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7427
7428 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7429
7430 PR target/88850
7431 * config/arm/iterators.md (ANY64): Add V4HF.
7432
7433 2019-02-14 Martin Liska <mliska@suse.cz>
7434
7435 PR rtl-optimization/89242
7436 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7437 process a transformation.
7438
7439 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7440
7441 PR tree-optimization/89314
7442 * fold-const.c (fold_binary_loc): Cast strlen argument to
7443 const char * before dereferencing it. Formatting fixes.
7444
7445 PR middle-end/89284
7446 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7447
7448 2019-02-13 Ian Lance Taylor <iant@golang.org>
7449
7450 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7451 and set current index for other optimizations.
7452
7453 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7454
7455 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7456 nonimmediate_operand as operand 2 predicate.
7457 (vec_set<VF2_512_256:mode>_0): Ditto.
7458 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7459 (*vec_concatv2si): Remove alternative 2.
7460 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7461 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7462 (vec_concatv2di): Split alternatives 4,5,6 to ...
7463 (*vec_concatv2di_0) ... new pattern.
7464
7465 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7466
7467 PR target/89190
7468 * config/arm/arm.c (ldm_stm_operation_p) Set
7469 addr_reg_in_reglist correctly for first register.
7470 (load_multiple_sequence): Remove dead base check.
7471 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7472
7473 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7474
7475 PR target/88847
7476 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7477 Expose as @aarch64_pred_mov.
7478 * config/aarch64/aarch64.c (aarch64_classify_address):
7479 Use expand_insn which legitimizes operands.
7480
7481 2019-02-13 Martin Liska <mliska@suse.cz>
7482
7483 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7484 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7485 and pointer_offset fields.
7486 (initialize_argument_information): Remove usage of dead
7487 fields.
7488 * cgraph.h (struct cgraph_thunk_info): Remove
7489 add_pointer_bounds_args.
7490 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7491 fields.
7492 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7493 fields.
7494 * config/i386/i386.c (ix86_function_arg_advance): Remove
7495 unrelated comment.
7496 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7497 (def_builtin): Remove usage of dead
7498 fields.
7499 (ix86_add_new_builtins): Likewise.
7500 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7501 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7502 (sem_function::init): Likewise.
7503 (sem_variable::merge): Likewise.
7504 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7505 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7506 * lto-cgraph.c (lto_output_node): Likewise.
7507 (lto_output_varpool_node): Likewise.
7508 (input_node): Likewise.
7509 (input_varpool_node): Likewise.
7510 * lto-streamer-out.c (lto_output): Likewise.
7511 * tree-inline.c (expand_call_inline): Remove usage of
7512 assign_stmts.
7513 * tree-inline.h (struct copy_body_data): Likewise.
7514 * varpool.c (varpool_node::dump): Likewise.
7515
7516 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7517
7518 PR middle-end/89303
7519 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7520 into pt->vars_contains_escaped_heap instead of setting
7521 pt->vars_contains_escaped_heap to it.
7522
7523 PR middle-end/89281
7524 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7525 INTVAL (size), compare it to GET_MODE_MASK instead of
7526 1 << GET_MODE_BITSIZE.
7527
7528 PR target/89290
7529 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7530 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7531 -mcmodel=large.
7532
7533 2019-02-13 Martin Liska <mliska@suse.cz>
7534
7535 PR lto/88858
7536 * cfgrtl.c (remove_barriers_from_footer): New function.
7537 (try_redirect_by_replacing_jump): Use it.
7538 (cfg_layout_redirect_edge_and_branch): Likewise.
7539
7540 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7541
7542 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7543 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7544 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7545 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7546 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7547 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7548 New BU_CRYPTO_2.
7549 * config/rs6000/rs6000.c (builtin_function_type)
7550 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7551 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7552 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7553 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7554 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7555
7556 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7557
7558 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7559 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7560
7561 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7562
7563 PR target/89229
7564 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7565 268678 and revision 268657.
7566 (*movti_internal): Likewise.
7567
7568 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7569
7570 PR target/89233
7571 * config/s390/s390.c (s390_decompose_address): Update comment.
7572 (s390_check_qrst_address): Reject invalid address forms after
7573 LRA.
7574
7575 2019-02-12 Martin Liska <mliska@suse.cz>
7576
7577 PR lto/88876
7578 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7579 we need default values of funct_state for a function that
7580 is not optimized.
7581
7582 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7583
7584 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7585 the object to pick the size of stores on strict-alignment platforms.
7586
7587 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7588 (*movdi_insn_sp32): Likewise.
7589 (*movdi_insn_sp64): Likewise.
7590
7591 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7592
7593 PR lto/88677
7594 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7595 types that needs constructiong.
7596 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7597
7598 2019-02-12 Richard Biener <rguenther@suse.de>
7599
7600 PR tree-optimization/89253
7601 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7602 duplicate the loop.
7603
7604 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7605
7606 PR lto/88147
7607 * input.c (selftest::test_line_offset_overflow): New selftest.
7608 (selftest::input_c_tests): Call it.
7609
7610 2019-02-11 Martin Sebor <msebor@redhat.com>
7611
7612 PR tree-optimization/88771
7613 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7614 when -Wstringop-overflow is set.
7615 (builtin_memref::builtin_memref): Adjust excessive upper bound
7616 only when lower bound is not excessive.
7617 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7618 -Wstringop-ovefflow.
7619 (maybe_diag_offset_bounds): Rename...
7620 (maybe_diag_access_bounds): ...to this.
7621 (check_bounds_or_overlap): Adjust for name change above.
7622
7623 2019-02-11 Martin Sebor <msebor@redhat.com>
7624
7625 PR c++/87996
7626 * builtins.c (max_object_size): Move from here...
7627 * builtins.h (max_object_size): ...and here...
7628 * tree.c (max_object_size): ...to here...
7629 * tree.h (max_object_size): ...and here.
7630
7631 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7632
7633 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7634 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7635 for correct semantics.
7636
7637 2019-02-11 Alan Modra <amodra@gmail.com>
7638
7639 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7640 -mlongcall and -mpltseq.
7641 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7642 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7643 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7644 * config/rs6000/sysv4.opt (mpltseq): New option.
7645 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7646 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7647 support is lacking. Don't allow -mpltseq with -mbss-plt.
7648 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7649 -mpltseq given for ELFv1.
7650 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7651 Only use UNSPEC_PLTSEQ for inline PLT calls.
7652 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7653 use UNSPEC_PLTSEQ for inline PLT calls.
7654 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7655 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7656 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7657 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7658 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7659 (pltseq_mtctr_<mode>): Likewise.
7660
7661 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7662
7663 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7664 Solaris ld.
7665 * configure: Regenerate.
7666
7667 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7668
7669 PR bootstrap/88714
7670 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7671 instead of r.
7672
7673 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7674
7675 * function.c (assign_parm_setup_block): Use the stored
7676 size, not the passed size, when allocating stack-space,
7677 also for a parameter with alignment larger than
7678 MAX_SUPPORTED_STACK_ALIGNMENT.
7679
7680 2019-02-11 Martin Liska <mliska@suse.cz>
7681
7682 PR ipa/89009
7683 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7684 * ipa-inline.c (inline_small_functions): Likewise.
7685 * ipa-pure-const.c (propagate_pure_const): Likewise.
7686 (propagate_nothrow): Likewise.
7687 * ipa-reference.c (propagate): Likewise.
7688 * ipa-utils.c (struct searchc_env): Remove unused field.
7689 (searchc): Always search across AVAIL_INTERPOSABLE.
7690 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7691 the only called IPA pure const can properly not propagate
7692 across interposable boundary.
7693 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7694
7695 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7696
7697 * config/nds32/nds32.md (call_internal, call_value_internal,
7698 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7699
7700 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7701
7702 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7703 typo.
7704
7705 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7706
7707 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7708 in comments
7709
7710 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7711
7712 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7713
7714 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7715
7716 PR tree-optimization/89268
7717 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7718 if preds is non-NULL.
7719
7720 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7721
7722 PR lto/89272
7723 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7724 polymorphic types.
7725
7726 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7727
7728 * config/nds32/nds32.md (trap): New pattern.
7729
7730 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7731
7732 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7733 dwarf span.
7734
7735 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7736
7737 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7738 to split POST_INC.
7739
7740 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7741
7742 * ipa-visibility.c (localize_node): Also do not localize
7743 LDPR_PREVAILING_DEF_IRONLY_EXP.
7744
7745 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7746
7747 PR lto/87957
7748 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7749 instead of type_with_linkage.
7750
7751 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7752
7753 PR ipa/88755
7754 * params.def (uninlined-function-insns, uninlined-function-time,
7755 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7756 bound so we don't get overflows.
7757
7758 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7759
7760 * config/rs6000/rs6000-string.c (expand_compare_loop,
7761 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7762 memcmp/strncmp.
7763
7764 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7765
7766 PR middle-end/89246
7767 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7768 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7769 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7770
7771 2019-02-09 Alan Modra <amodra@gmail.com>
7772
7773 PR target/88343
7774 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7775 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7776 setup.
7777
7778 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7779
7780 PR middle-end/88560
7781 * lra-constraints.c (process_alt_operands): Don't increase reject
7782 for memory when offset memory is required.
7783
7784 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7785
7786 * config/s390/vector.md: Implement vector copysign.
7787
7788 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7789
7790 * expr.c (expand_constructor): Correct indentations.
7791
7792 2019-02-08 Richard Biener <rguenther@suse.de>
7793
7794 PR tree-optimization/89247
7795 * tree-if-conv.c: Include tree-cfgcleanup.h.
7796 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7797 (tree_if_conversion): Pass through predicate vector.
7798 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7799 inline, see if any if-converted loops we refrece in
7800 LOOP_VECTORIZED calls vanished and fixup.
7801 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7802
7803 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7804
7805 * config/s390/constraints.md (jdd): New constraint.
7806
7807 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7808
7809 PR target/89229
7810 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7811 upper 16 vector registers without TARGET_AVX512VL.
7812 (*movti_internal): Likewise.
7813
7814 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7815
7816 PR rtl-optimization/89234
7817 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7818 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7819 (copy_reg_eh_region_note_backward): Likewise.
7820
7821 2019-02-08 Richard Biener <rguenther@suse.de>
7822
7823 PR middle-end/89223
7824 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7825 doesn't fit in HWI.
7826 (analyze_subscript_affine_affine): Handle failure from
7827 initialize_matrix_A.
7828
7829 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7830
7831 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7832 cfun everywhere.
7833
7834 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7835
7836 PR tree-optimization/86637
7837 PR tree-optimization/89235
7838 * tree-vect-loop.c (optimize_mask_stores): Add an
7839 auto_purge_vect_location sentinel to ensure that vect_location is
7840 purged on exit.
7841 * tree-vectorizer.c
7842 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7843 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7844 to ensure that vect_location is purged on exit.
7845 (pass_slp_vectorize::execute): Likewise, replacing the manual
7846 reset.
7847 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7848
7849 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7850
7851 * config/aarch64/iterators.md (max_opp): New code_attr.
7852 (USMAX): New code iterator.
7853 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7854 (aarch64_smax): Likewise.
7855 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7856 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7857 MINUS (MAX MIN).
7858
7859 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7860
7861 PR target/89229
7862 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7863 for TARGET_AVX512VL.
7864 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7865
7866 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7867
7868 * config/s390/s390-builtin-types.def: Add new types.
7869 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7870 (s390_vec_xlw4): Make the memory operand into a const pointer.
7871 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7872 float.
7873 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7874 a new vector type with the alignment of the scalar memory operand.
7875
7876 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7877 Jakub Jelinek <jakub@redhat.com>
7878
7879 PR bootstrap/88714
7880 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7881 arm_count_ldrdstrd_insns): New declarations.
7882 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7883 MINUS.
7884 (valid_operands_ldrd_strd): New function.
7885 (arm_count_ldrdstrd_insns): New function.
7886 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7887 sets instead of single DImode set and define new insns to match this.
7888
7889 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7890
7891 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7892 Make it a C initializer.
7893
7894 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7895
7896 PR/target 88850
7897 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7898
7899 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7900
7901 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7902 Use neon_dot<q> for type.
7903 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7904
7905 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7906
7907 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7908 Use neon_dot<q> for type.
7909 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7910 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7911
7912 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7913
7914 PR rtl-optimization/89225
7915 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7916 sizes check.
7917
7918 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7919
7920 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7921 after restoring registers saved to allocate the frame on Windows.
7922
7923 2019-02-06 Richard Biener <rguenther@suse.de>
7924
7925 PR tree-optimization/89182
7926 * graphite.h (cached_scalar_evolution_in_region): Declare.
7927 * graphite.c (struct seir_cache_key): New.
7928 (struct sese_scev_hash): Likewise.
7929 (seir_cache): New global.
7930 (cached_scalar_evolution_in_region): New function.
7931 (graphite_transform_loops): Allocate and release seir_cache.
7932 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7933 cached_scalar_evolution_in_region.
7934 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7935 Simplify.
7936 (scop_detection::graphite_can_represent_expr: Use
7937 cached_scalar_evolution_in_region.
7938 (scop_detection::stmt_simple_for_scop_p): Likewise.
7939 (find_params_in_bb): Likewise.
7940 (gather_bbs::before_dom_children): Likewise.
7941 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7942 (add_loop_constraints): Likewise.
7943
7944 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7945
7946 PR middle-end/89210
7947 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7948 operand to new_unary_operation only if both element types are integral
7949 and it isn't a widening conversion. Return NULL_TREE if
7950 new_unary_operation failed.
7951
7952 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
7953
7954 PR target/88856
7955 * config/s390/s390.md: Remove load and test FP splitter.
7956
7957 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7958
7959 PR target/89112
7960 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
7961 expand_compare_loop, expand_block_compare_gpr,
7962 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
7963 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
7964 #include "profile-count.h" and "predict.h" for types and functions
7965 needed to work with REG_BR_PROB notes.
7966
7967 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7968
7969 PR target/89112
7970 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
7971 for the long branch case.
7972
7973 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7974
7975 PR target/89188
7976 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
7977 can throw, non-call exceptions are enabled and we can't delete
7978 dead exceptions or alter cfg. Set must_clean if
7979 delete_insn_and_edges returns true, don't set it blindly for calls.
7980 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
7981
7982 PR rtl-optimization/89195
7983 * combine.c (make_extraction): For MEMs, don't extract bytes outside
7984 of the original MEM.
7985
7986 2019-02-05 Martin Liska <mliska@suse.cz>
7987
7988 PR gcov-profile/89000
7989 * gcov.c (function_summary): Remove argument.
7990 (file_summary): New function.
7991 (print_usage): Replace tabs with spaces.
7992 (generate_results): Use new function file_summary.
7993
7994 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7995
7996 PR target/89186
7997 * optabs.c (prepare_cmp_insn): Pass x and y to
7998 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
7999
8000 2019-02-05 Richard Biener <rguenther@suse.de>
8001
8002 PR middle-end/89150
8003 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8004 (struct bitmap_element): Drop chain_prev so we properly recurse on
8005 the prev member, supporting tree views.
8006 (struct bitmap_head): GTY skip the obstack member.
8007
8008 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8009
8010 PR c/88698
8011 * doc/extend.texi (Vector Extensions): Add an example of using vector
8012 types together with x86 intrinsics.
8013
8014 2019-02-04 Alan Modra <amodra@gmail.com>
8015
8016 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8017 str[] size to 160, and comment.
8018
8019 2019-02-04 Alan Modra <amodra@gmail.com>
8020
8021 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8022 (rs6000_pltseq_template): Guard output of TLS markers with
8023 TARGET_TLS_MARKERS.
8024 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8025 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8026 to use inline PLT sequences.
8027 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8028 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8029 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8030
8031 2019-02-04 Martin Liska <mliska@suse.cz>
8032
8033 PR ipa/88985
8034 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8035 out when ipa_fn_summaries does not contain entry for callee.
8036
8037 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8038
8039 * config/sparc/sparc.h: Remove superfluous blank lines.
8040 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8041 (got_register_rtx): ...this.
8042 (sparc_got): Adjust to above renaming.
8043 (sparc_tls_got): Likewise.
8044 (sparc_delegitimize_address): Likewise.
8045 (sparc_output_mi_thunk): Likewise.
8046 (sparc_init_pic_reg): Likewise.
8047 (save_local_or_in_reg_p): Fix test on the GOT register.
8048 (USE_HIDDEN_LINKONCE): Move around.
8049 (get_pc_thunk_name): Likewise.
8050 (gen_load_pcrel_sym): Likewise.
8051 (load_got_register): Likewise.
8052
8053 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8054
8055 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8056 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8057
8058 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8059
8060 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8061 into consideration.
8062
8063 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8064
8065 * config.gcc (with_nds32_lib, glibc):
8066 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8067 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8068 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8069
8070 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8071
8072 PR target/89071
8073 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8074 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8075 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8076 (*rcpsf2_sse): Ditto.
8077 (*rsqrtsf2_sse): Ditto.
8078 (sse4_1_round<mode<2): Ditto.
8079
8080 2019-02-03 Richard Biener <rguenther@suse.de>
8081
8082 PR debug/87295
8083 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8084 orig.
8085
8086 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8087
8088 PR middle-end/87887
8089 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8090 Punt with warning on aggregate return or argument types. Ignore
8091 type/mode checking for uniform arguments.
8092
8093 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8094
8095 * combine.c (try_combine): Do not print "Can't combine" messages unless
8096 printing failed combination attempts.
8097
8098 2019-02-01 Martin Jambor <mjambor@suse.cz>
8099
8100 PR hsa/87863
8101 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8102 segment and global segment variables before making them static.
8103
8104 2019-02-01 Martin Jambor <mjambor@suse.cz>
8105
8106 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8107 missed optimization dump with dump_enabled_p.
8108
8109 2019-02-01 Richard Biener <rguenther@suse.de>
8110
8111 PR middle-end/88597
8112 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8113 the instantiate cache.
8114 (instantiate_scev_binary): Elide second operand procesing
8115 if equal to the first.
8116 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8117 (chrec_contains_undetermined): Likewise.
8118 (tree_contains_chrecs): Likewise.
8119
8120 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8121
8122 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8123
8124 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8125
8126 PR tree-optimization/89143
8127 * wide-int-range.h (wide_int_range_absu): Declare.
8128 * wide-int-range.cc (wide_int_range_absu): New function.
8129 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8130
8131 PR tree-optimization/88107
8132 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8133 instead of assertion that eh_region_outermost is non-NULL, if it
8134 is NULL, set *ALL to true and return NULL.
8135 (move_sese_region_to_fn): Adjust caller, if all is set, call
8136 duplicate_eh_regions with NULL region.
8137
8138 2019-02-01 Richard Biener <rguenth@suse.de>
8139
8140 PR rtl-optimization/88593
8141 * mode-switching.c (optimize_mode_switching): Free dominators before
8142 calling cleanup_cfg.
8143
8144 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8145
8146 PR tree-optimization/88932
8147 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8148
8149 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8150
8151 PR middle-end/89137
8152 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8153 bogus clang warning.
8154
8155 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8156
8157 PR target/89071
8158 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8159 alternative to avoid partial SSE register stall for TARGET_AVX.
8160 (truncdfsf2): Ditto.
8161 (sse4_1_round<mode>2): Ditto.
8162
8163 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8164
8165 PR tree-optimization/89008
8166 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8167 process anything of the form X * 0.
8168
8169 2019-01-31 Richard Biener <rguenther@suse.de>
8170
8171 PR tree-optimization/89135
8172 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8173 with abnormal preds.
8174
8175 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8176
8177 PR sanitizer/89124
8178 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8179 always_inline callees into no_sanitize_address callers.
8180
8181 2019-01-31 Richard Biener <rguenther@suse.de>
8182
8183 PR rtl-optimization/89115
8184 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8185
8186 2019-01-30 Martin Sebor <msebor@redhat.com>
8187
8188 PR other/89106
8189 * doc/extend.texi (cast to a union): Correct and expand.
8190
8191 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8192
8193 PR rtl-optimization/87246
8194 * lra-constraints.c (simplify_operand_subreg): Reload memory
8195 in subreg if the address became invalid.
8196
8197 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8198
8199 PR target/87064
8200 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8201 Disable for little-endian.
8202
8203 2019-01-30 Richard Biener <rguenther@suse.de>
8204
8205 PR rtl-optimization/89115
8206 * opts.c (default_options_optimization): Reduce
8207 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8208 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8209 to the default.
8210
8211 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8212
8213 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8214 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8215 type of vector element when vec_extract is implemented by direct
8216 move.
8217
8218 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8219
8220 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8221
8222 2019-01-30 Richard Biener <rguenther@suse.de>
8223
8224 PR tree-optimization/89111
8225 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8226 canonicalization to appropriately sized access types.
8227
8228 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8229
8230 PR c++/89105
8231 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8232 for arguments to functions that are TU-local and shouldn't be
8233 referenced by assembly.
8234
8235 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8236
8237 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8238 after '='.
8239
8240 2019-01-29 Martin Sebor <msebor@redhat.com>
8241
8242 PR c/88956
8243 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8244
8245 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8246
8247 PR c++/66676
8248 PR ipa/89104
8249 * omp-simd-clone.c (simd_clone_clauses_extract)
8250 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8251 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8252
8253 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8254
8255 * config.gcc: Force .init_array for ARC.
8256
8257 2019-01-29 Richard Biener <rguenther@suse.de>
8258
8259 PR debug/87295
8260 * dwarf2out.c (collect_skeleton_dies): New helper.
8261 (copy_decls_for_unworthy_types): Call it.
8262 (build_abbrev_table): Assert we do not try to replace
8263 DW_AT_signature refs with local refs.
8264
8265 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8266
8267 PR middle-end/89002
8268 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8269 for lastprivate/linear IV, push gimplify context around gimplify_assign
8270 and, if it needed any temporaries, pop it into a gimple bind around the
8271 sequence.
8272
8273 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8274
8275 * common.opt (-Wattribute-alias): Remove "no-" from name.
8276 Make -Wattribute-alias command line option and
8277 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8278
8279 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8280
8281 PR target/89073
8282 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8283 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8284 x86 ISA options.
8285 (bmi2): Add missing @opindex.
8286 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8287 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8288 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8289 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8290 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8291 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8292 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8293 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8294 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8295 xsavec, xsaveopt and xsaves options.
8296
8297 2019-01-28 Richard Biener <rguenther@suse.de>
8298
8299 PR debug/89076
8300 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8301 support removal.
8302
8303 2019-01-28 Richard Biener <rguenther@suse.de>
8304
8305 PR tree-optimization/88739
8306 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8307 BIT_FIELD_REFs only are applied to mode-precision operands
8308 when they are integral.
8309 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8310 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8311 BIT_FIELD_REFs of non-mode-precision integral operands.
8312
8313 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8314
8315 PR target/87214
8316 * config/i386/sse.md
8317 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8318 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8319 first constants in pairs are multiples of 2. Formatting fixes.
8320 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8321 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8322 first constants in each quadruple are multiples of 4. Formatting fixes.
8323
8324 2019-01-26 Martin Jambor <mjambor@suse.cz>
8325
8326 PR ipa/88933
8327 * tree-inline.c: Include tree-cfgcleanup.h.
8328 (delete_unreachable_blocks_update_callgraph): Move...
8329 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8330 ...here, make externally visible, make second argument bool, adjust
8331 all callers.
8332 * tree-cfgcleanup.c: Include cgraph.h.
8333 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8334 Declare.
8335 * ipa-prop.c: Include tree-cfgcleanup.h.
8336 (ipcp_transform_function): Call
8337 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8338
8339 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8340
8341 PR rtl-optimization/88846
8342 * ira.c (process_set_for_memref_referenced_p): New.
8343 (memref_referenced_p): Add new param. Use
8344 process_set_for_memref_referenced_p. Add new switch cases.
8345 (memref_used_between_p): Pass new arg to memref_referenced_p.
8346
8347 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8348
8349 PR target/88469
8350 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8351 argument ABI_BREAK. Set to true if the calculated alignment has
8352 changed in gcc-9. Check bit-fields for their base type alignment.
8353 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8354 (aarch64_function_arg_boundary): Likewise.
8355 (aarch64_gimplify_va_arg_expr): Likewise.
8356
8357 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8358
8359 PR middle-end/89037
8360 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8361 instead of accessing TREE_INT_CST_ELT directly.
8362
8363 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8364
8365 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8366 fenv_exceptions description.
8367
8368 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8369
8370 PR rtl-optimization/87763
8371 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8372 Allow SUBREG when matching CC_NZmode compare.
8373
8374 2019-01-25 Richard Biener <rguenther@suse.de>
8375
8376 PR tree-optimization/89049
8377 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8378 Look at the pattern stmt to determine if the stmt is vectorized.
8379
8380 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8381
8382 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8383 (pred_mov<mode>): Handle all-register forms using both a new
8384 alternative and a split.
8385
8386 2019-01-25 Richard Biener <rguenther@suse.de>
8387
8388 PR tree-optimization/86865
8389 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8390 Reject non-do-while loops.
8391
8392 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8393
8394 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8395 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8396 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8397 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8398 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8399 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8400 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8401 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8402 vlogical_operand, gpc_reg_operand, int_reg_operand,
8403 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8404 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8405 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8406 (save_world_operation, restore_world_operation, lmw_operation,
8407 stmw_operation): Use MEM_P and REG_P.
8408 (tie_operand): Use MEM_P.
8409 (vrsave_operation, crsave_operation): Use REG_P.
8410 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8411 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8412 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8413 (call_operand): Use HARD_REGISTER_P.
8414 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8415 Use CONST_INT_P.
8416 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8417 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8418 quad_aligned_load_p, replace_swapped_aligned_store,
8419 recombine_lvx_pattern, replace_swapped_aligned_load,
8420 recombine_stvx_pattern): Use MEM_P.
8421 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8422 Use MEM_P and SYMBOL_REF_P.
8423 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8424 (insn_is_swappable_p): Use REG_P and MEM_P.
8425 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8426 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8427 Use CONST_INT_P.
8428 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8429 Use CONST_DOUBLE_P.
8430 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8431 CONST_WIDE_INT_P.
8432 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8433 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8434 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8435 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8436 reg_or_subregno:
8437 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8438 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8439 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8440 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8441 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8442 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8443 rs6000_split_logical_di): Use CONST_INT_P.
8444 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8445 REG_P and SYMBOL_REF_P.
8446 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8447 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8448 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8449 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8450 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8451 (small_data_operand, print_operand_address): Use CONST_INT_P and
8452 SYMBOL_REF_P.
8453 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8454 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8455 Use HARD_REGISTER_NUM_P.
8456 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8457 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8458 SUBREG_P and SYMBOL_REF_P.
8459 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8460 and HARD_REGISTER_NUM_P.
8461 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8462 reg_or_subregno.
8463 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8464 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8465 MEM_P and REG_P.
8466 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8467 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8468 find_addr_reg): Use REG_P.
8469 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8470 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8471 (offsettable_ok_by_alignment, constant_pool_expr_p,
8472 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8473 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8474 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8475 rs6000_assemble_integer, create_TOC_reference,
8476 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8477 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8478 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8479 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8480 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8481 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8482 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8483 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8484 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8485 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8486 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8487 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8488 and cbranch<mode>4): Use CONST_INT_P.
8489 (multiple define_splits): Use REG_P and SUBREG_P.
8490 (define_expands call, call_value): Use MEM_P.
8491 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8492 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8493 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8494 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8495 and HARD_REGISTER_NUM_P.
8496 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8497
8498 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8499
8500 PR rtl-optimization/88948
8501 * rtl.h (prepare_copy_insn): New prototype.
8502 * gcse.c (prepare_copy_insn): New function, split out from
8503 process_insert_insn.
8504 (process_insert_insn): Use prepare_copy_insn.
8505 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8506 instead of gen_move_insn.
8507
8508 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8509
8510 PR debug/89006
8511 * config/i386/i386.c (ix86_pic_register_p): Return true for
8512 UNSPEC_SET_GOT too.
8513
8514 PR tree-optimization/88964
8515 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8516 punt if HONOR_SNANS (chrec).
8517
8518 PR middle-end/89015
8519 * tree-nested.c (convert_nonlocal_reference_stmt,
8520 convert_local_reference_stmt, convert_tramp_reference_stmt,
8521 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8522 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8523 or GIMPLE_OMP_TASK.
8524
8525 PR tree-optimization/89027
8526 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8527 for "omp simd array" variables.
8528
8529 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8530
8531 PR target/88469
8532 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8533 force the alignment of m_val.
8534
8535 2019-01-24 Richard Biener <rguenther@suse.de>
8536
8537 PR lto/87187
8538 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8539 When in "legacy" debug mode make sure to reset self-origins.
8540
8541 2019-01-24 Martin Liska <mliska@suse.cz>
8542
8543 PR gcov-profile/88994
8544 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8545 result will be always smaller or equal to the original.
8546 * gcov.c (mangle_name): Fix else branch where we should
8547 also copy to PTR and shift the pointer.
8548
8549 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8550
8551 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8552 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8553
8554 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8555
8556 * common/config/i386/i386-common.c
8557 (OPTION_MASK_ISA_ENQCMD_SET,
8558 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8559 (ix86_handle_option): Handle -menqcmd.
8560 * config.gcc (enqcmdintrin.h): New header file.
8561 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8562 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8563 -menqcmd.
8564 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8565 function type.
8566 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8567 __builtin_ia32_enqcmds): New builtins.
8568 * config/i386/i386-c.c (__ENQCMD__): New macro.
8569 * config/i386/i386-option.c (ix86_target_string): Add
8570 -menqcmd.
8571 (ix86_valid_target_attribute_inner_p): Likewise.
8572 * config/i386/i386-expand.c
8573 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8574 IX86_BUILTIN_ENQCMDS.
8575 * config/i386/i386.h (TARGET_ENQCMD): New.
8576 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8577 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8578 (movdir64b_<mode>): Parameterize to enable share expansion code
8579 with ENQCMD in function ix86_expand_builtin.
8580 * config/i386/i386.opt: Add -menqcmd.
8581 * config/i386/immintrin.h: Include enqcmdintrin.h.
8582 * config/i386/enqcmdintrin.h: New intrinsic file.
8583 * doc/invoke.texi: Add -menqcmd.
8584
8585 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8586 Steve Ellcey <sellcey@marvell.com>
8587
8588 PR target/85711
8589 * recog.c (address_operand): Return false on wrong mode for address.
8590 (constrain_operands): Check for mode with 'p' constraint.
8591
8592 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8593
8594 PR target/88998
8595 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8596 Disparage MMX alternative.
8597 (sse2_cvtpd2pi): Ditto.
8598 (sse2_cvttpd2pi): Ditto.
8599
8600 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8601
8602 PR driver/89014
8603 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8604 use-after-free of the result of
8605 aarch64_get_extension_string_for_isa_flags.
8606
8607 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8608
8609 PR c/44715
8610 * doc/extend.texi: Document break and continue behavior in
8611 statement expressions.
8612
8613 2019-01-23 Richard Biener <rguenther@suse.de>
8614
8615 PR tree-optimization/89008
8616 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8617 not leave another stray operand.
8618
8619 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8620
8621 * BASE-VER: Bump to 9.0.1.
8622
8623 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8624
8625 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8626 thunk that returns by reference, use the type of the return object
8627 of the thunk instead of that of the alias to build the dereference.
8628
8629 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8630
8631 * config/arc/atomic.md: Add operand to DMB instruction.
8632
8633 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8634
8635 PR tree-optimization/88964
8636 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8637 build_zero_cst instead of build_int_cst. Return false for loop
8638 invariants which honor signed zeros.
8639
8640 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8641
8642 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8643
8644 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8645
8646 PR target/88965
8647 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8648 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8649 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8650
8651 PR middle-end/88968
8652 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8653 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8654
8655 PR target/87064
8656 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8657 Disable for little endian.
8658
8659 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8660
8661 PR target/88469
8662 * config/arm/arm.c (arm_needs_double_word_align): Check
8663 DECL_BIT_FIELD_TYPE.
8664
8665 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8666 H.J. Lu <hongjiu.lu@intel.com>
8667
8668 PR target/88909
8669 * config/i386/i386-builtin.def: Add mask2 to all builtin
8670 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8671 SPECIAL_ARGS.
8672 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8673 (BDESC_FIRST): Likewise.
8674 (define_builtin): Add an argument for mask2. Updated to handle
8675 both ix86_isa_flags and ix86_isa_flags2.
8676 (define_builtin_const): Likewise.
8677 (define_builtin_pure): Likewise.
8678 (define_builtin2): Deleted.
8679 (define_builtin_const2): Likewise.
8680 (builtin_description): Add a member, mask2.
8681 (bdesc_*): Add mask2 to builtin initializations.
8682 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8683 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8684 support.
8685 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8686
8687 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8688
8689 PR target/88954
8690 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8691 noplt attribute.
8692
8693 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8694
8695 PR target/88469
8696 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8697 alignment is dominated by a bitfield with 64-bit aligned base type.
8698 (arm_function_arg): Emit a warning if the alignment has changed since
8699 earlier GCC releases.
8700 (arm_function_arg_boundary): Likewise.
8701 (arm_setup_incoming_varargs): Likewise.
8702
8703 2019-01-22 Richard Biener <rguenther@suse.de>
8704
8705 PR tree-optimization/88862
8706 * graphite-scop-detection.c
8707 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8708
8709 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8710
8711 * doc/extend.tex (AMD GCN Function Attributes): New section.
8712 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8713 * doc/invoke.texi (AMD GCN Options): New section.
8714 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8715
8716 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8717
8718 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8719 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8720
8721 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8722
8723 PR tree-optimization/88044
8724 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8725 is false in the first iteration, but !every_iteration, return false
8726 instead of true with niter->niter zero.
8727
8728 PR rtl-optimization/88904
8729 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8730 any nonequal registers before processing BB_END (b).
8731
8732 PR target/88905
8733 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8734 GET_MODE (op0).
8735 (expand_binop_directly, expand_doubleword_clz,
8736 expand_doubleword_popcount, expand_ctz, expand_ffs,
8737 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8738
8739 PR rtl-optimization/49429
8740 PR target/49454
8741 PR rtl-optimization/86334
8742 PR target/88906
8743 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8744 addressable from here...
8745 (emit_block_op_via_libcall): ... to here.
8746
8747 2019-01-22 Richard Biener <rguenther@suse.de>
8748
8749 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8750 auto_vec for cost vector to fix memleak.
8751 (vectorize_fold_left_reduction): Properly gather SLP defs.
8752 (vectorizable_comparison): Do not swap operands to properly
8753 gather SLP defs.
8754
8755 2019-01-22 Alan Modra <amodra@gmail.com>
8756
8757 PR target/88614
8758 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8759 stays a reg. Allow a const_int.
8760 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8761 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8762 (IS_NOMARK_TLSGETADDR): Define.
8763 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8764 (rs6000_output_tlsargs): New function.
8765 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8766 __tls_get_addr call takes an arg.
8767 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8768 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8769 delete split..
8770 (call_value_nonlocal_sysv): ..or here, delete split.
8771 (tls_gdld_nomark): Delete.
8772 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8773 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8774 (call_value_nonlocal_sysv): Likewise.
8775 (call_value_nonlocal_sysv_secure): Likewise.
8776 (call_value_nonlocal_aix): Likewise.
8777 (call_value_indirect_aix): Likewise.
8778 (call_value_indirect_elfv2): Likewise.
8779 (call_value_local32, call_value_local64): Disable for no-mark tls.
8780 (call_value_local_aix): Likewise.
8781
8782 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8783
8784 PR target/88938
8785 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8786 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8787
8788 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8789
8790 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8791 string contents as hash_map keys.
8792
8793 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8794
8795 PR c/88928
8796 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8797 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8798 instead of TYPE_ALIGN.
8799 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8800 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8801 pointer from TYPE_STUB_DECL.
8802
8803 2019-01-21 Richard Biener <rguenther@suse.de>
8804
8805 PR tree-optimization/88934
8806 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8807 at the possibly non-constant operand.
8808 (vect_get_constant_vectors): Adjust.
8809
8810 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8811
8812 PR target/71659
8813 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8814 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8815 instead of _X86INTRIN_H_INCLUDED.
8816 * onfig/i386/clwbintrin.h: Likewise.
8817 * config/i386/pkuintrin.h: Likewise.
8818 * config/i386/prfchwintrin.h: Likewise.
8819 * config/i386/rdseedintrin.h: Likewise.
8820 * config/i386/wbnoinvdintrin.h: Likewise.
8821 * config/i386/xsavecintrin.h: Likewise.
8822 * config/i386/xsavesintrin.h: Likewise.
8823 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8824 * config/i386/xsaveintrin.h: Likewise.
8825 * config/i386/xsaveoptintrin.h: Likewise.
8826 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8827 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8828 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8829 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8830 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8831 * config/i386/immintrin.h: Here.
8832
8833 2019-01-20 Martin Jambor <mjambor@suse.cz>
8834
8835 PR ipa/87615
8836 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8837 with aa_walk_budget.
8838 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8839 aa_walk_budget_p parameter.
8840 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8841 walk. Updated all callers.
8842 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8843 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8844 unmodified_parm.
8845 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8846 parameter info. Extract info from fbi. Pass fbi to recursive calls
8847 and to unmodified_parm.
8848 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8849 info, updated call to will_be_nonconstant_expr_predicate.
8850 (param_change_prob): New parameter fbi, limit AA walking.
8851 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8852 calls to various above functions.
8853 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8854 parameter. Use it to limit AA walking.
8855 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8856 fbi, limit AA walk.
8857 (detect_type_change): New parameter fbi, pass it on to
8858 detect_type_change_from_memory_writes.
8859 (detect_type_change_ssa): Likewise.
8860 (aa_overwalked): Removed.
8861 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8862 accordingly, adjust to the neew AA limiting scheme.
8863 (parm_ref_data_preserved_p): Likewise.
8864 (ipa_compute_jump_functions_for_edge): Adjust call to
8865 get_dynamic_type.
8866 (ipa_analyze_call_uses): Likewise.
8867 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8868 (ipa_analyze_node): Initialize aa_walk_budget.
8869 (ipcp_transform_function): Likewise.
8870 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8871 to get_dynamic_type.
8872
8873 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8874
8875 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8876 outside of #if CHECKING_P code.
8877
8878 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8879
8880 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8881 New function, split out from...
8882 (loop_versioning::analyze_stride): ...here.
8883 (loop_versioning::find_per_loop_multiplication): Use gassign.
8884 (loop_versioning::analyze_term_using_scevs): Return a success code.
8885 (loop_versioning::analyze_arbitrary_term): New function.
8886 (loop_versioning::analyze_address_fragment): Use
8887 analyze_arbitrary_term if all else fails.
8888
8889 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8890
8891 PR target/88892
8892 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8893 operands.
8894
8895 2019-01-18 Richard Biener <rguenther@suse.de>
8896
8897 PR tree-optimization/88903
8898 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8899 scalar stmts a SLP shift amount is composed of when detecting
8900 shifts by scalars.
8901
8902 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8903
8904 PR target/88799
8905 * config/arm/arm-cpus.in (mp): New feature.
8906 (sec): New feature.
8907 (fgroup ARMv7ve): Add mp and sec features.
8908 (arch armv7-a): Add options to allow mp and sec extensions.
8909 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8910 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8911 extenstions to the base architecture.
8912 (cpu cortex-a8): Add sec extension to the base architecture.
8913 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8914 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8915 variants down to the base v7-a varaint.
8916 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8917 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8918 of permitted extensions for -march=armv7-a and for
8919 -mcpu=generic-armv7-a.
8920
8921 2019-01-18 Martin Liska <mliska@suse.cz>
8922
8923 * params.def: Fix comment.
8924 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8925 name.
8926 (gimple_gen_ic_func_profiler): Likewise.
8927
8928 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8929
8930 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8931 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8932 and put in error checks for stack protector guard options.
8933 (aarch64_stack_protect_guard): New.
8934 (TARGET_STACK_PROTECT_GUARD): Define.
8935 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8936 (reg_stack_protect_address<mode>): New.
8937 (stack_protect_set): Adjust for SSP_GLOBAL.
8938 (stack_protect_test): Likewise.
8939 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8940 (-mstack-protector-guard): Likewise.
8941 (-mstack-protector-guard-offset): Likewise.
8942
8943 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8944
8945 PR tree-optimization/86214
8946 * tree-inline.h (struct copy_body_data): Add
8947 add_clobbers_to_eh_landing_pads member.
8948 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8949 (copy_edges_for_bb): Call it if EH edge destination is <
8950 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8951 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8952 if flag_stack_reuse != SR_NONE and clear it afterwards.
8953
8954 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
8955
8956 PR target/85596
8957 * doc/install.texi (with-multilib-list): Document for aarch64.
8958
8959 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8960
8961 PR target/88734
8962 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
8963 (("..."))) with ("...").
8964
8965 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8966
8967 * doc/extend.texi (Built-in Functions for Memory Model Aware
8968 Atomic Operations): Document atomic fetch and nand.
8969
8970 2019-01-18 Martin Liska <mliska@suse.cz>
8971 Richard Biener <rguenther@suse.de>
8972
8973 PR middle-end/88587
8974 * cgraph.h (create_version_clone_with_body): Add new argument
8975 with attributes.
8976 * cgraphclones.c (cgraph_node::create_version_clone): Add
8977 DECL_ATTRIBUTES to a newly created decl. And call
8978 valid_attribute_p so that proper cl_target_optimization_node
8979 is set for the newly created declaration.
8980 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
8981 for declaration.
8982 (expand_target_clones): Do not call valid_attribute_p, it must
8983 be already done.
8984 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
8985 vector types.
8986
8987 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8988
8989 PR target/88734
8990 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
8991 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
8992 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8993
8994 2019-01-17 Martin Sebor <msebor@redhat.com>
8995
8996 PR middle-end/88273
8997 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8998 Handle anti-ranges the same as no range at all.
8999
9000 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9001
9002 * config/aarch64/aarch64.c (cgraph.h): New include.
9003 (intl.h): New include.
9004 (supported_simd_type): New function.
9005 (currently_supported_simd_type): Ditto.
9006 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9007 (aarch64_simd_clone_adjust): Ditto.
9008 (aarch64_simd_clone_usable): Ditto.
9009 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9010 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9011 (TARGET_SIMD_CLONE_USABLE): Ditto.
9012 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9013 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9014 call.
9015
9016 2019-01-17 Martin Sebor <msebor@redhat.com>
9017
9018 PR tree-optimization/88800
9019 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9020 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9021 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9022 redundant argument. Add new argument and issue diagnostics under
9023 its control. Detect out-of-bounds access even with warnings
9024 disabled.
9025 (check_bounds_or_overlap): Change return type. Add argument.
9026 (wrestrict_dom_walker::check_call): Adjust.
9027 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9028 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9029 check_bounds_or_overlap's return value.
9030 (handle_builtin_stxncpy): Same.
9031 (handle_builtin_strcat): Same.
9032
9033 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9034 Kwok Cheung Yeung <kcy@codesourcery.com>
9035 Julian Brown <julian@codesourcery.com>
9036 Tom de Vries <tom@codesourcery.com>
9037
9038 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9039
9040 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9041
9042 * doc/sourcebuild.texi: Document dg-require-effective-target
9043 llvm_binutils and offload_gcn.
9044
9045 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9046 Kwok Cheung Yeung <kcy@codesourcery.com>
9047 Julian Brown <julian@codesourcery.com>
9048 Tom de Vries <tom@codesourcery.com>
9049
9050 * doc/sourcebuild.texi: Document dg-required-effective-target
9051 exceptions.
9052
9053 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9054 Kwok Cheung Yeung <kcy@codesourcery.com>
9055 Julian Brown <julian@codesourcery.com>
9056 Tom de Vries <tom@codesourcery.com>
9057 Jan Hubicka <hubicka@ucw.cz>
9058 Martin Jambor <mjambor@suse.cz>
9059
9060 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9061 * configure.ac: Check for dlopen.
9062 * configure: Regenerate.
9063
9064 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9065 Kwok Cheung Yeung <kcy@codesourcery.com>
9066 Julian Brown <julian@codesourcery.com>
9067 Tom de Vries <tom@codesourcery.com>
9068 Jan Hubicka <hubicka@ucw.cz>
9069 Martin Jambor <mjambor@suse.cz>
9070
9071 * common/config/gcn/gcn-common.c: New file.
9072 * config/gcn/driver-gcn.c: New file.
9073 * config/gcn/gcn-builtins.def: New file.
9074 * config/gcn/gcn-hsa.h: New file.
9075 * config/gcn/gcn-modes.def: New file.
9076 * config/gcn/gcn-opts.h: New file.
9077 * config/gcn/gcn-passes.def: New file.
9078 * config/gcn/gcn-protos.h: New file.
9079 * config/gcn/gcn-run.c: New file.
9080 * config/gcn/gcn-tree.c: New file.
9081 * config/gcn/gcn.c: New file.
9082 * config/gcn/gcn.h: New file.
9083 * config/gcn/gcn.opt: New file.
9084 * config/gcn/t-gcn-hsa: New file.
9085
9086 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9087 Kwok Cheung Yeung <kcy@codesourcery.com>
9088 Julian Brown <julian@codesourcery.com>
9089 Tom de Vries <tom@codesourcery.com>
9090 Jan Hubicka <hubicka@ucw.cz>
9091 Martin Jambor <mjambor@suse.cz>
9092
9093 * config/gcn/constraints.md: New file.
9094 * config/gcn/gcn-valu.md: New file.
9095 * config/gcn/gcn.md: New file.
9096 * config/gcn/predicates.md: New file.
9097
9098 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9099
9100 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9101 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9102 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9103 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9104
9105 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9106
9107 PR target/88851
9108 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9109 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9110 it and document registers.
9111
9112 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9113
9114 * config/aarch64/aarch64.c (ares_tunings): Define.
9115 * config/aarch64/aarch64-cores.def (ares): Use the above.
9116
9117 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9118
9119 PR target/88794
9120 Revert:
9121 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9122
9123 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9124 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9125 (_mm512_maskz_fixupimm_round_pd): Ditto.
9126 (_mm512_fixupimm_round_ps): Ditto.
9127 (_mm512_maskz_fixupimm_round_ps): Ditto.
9128 (_mm_fixupimm_round_sd): Ditto.
9129 (_mm_maskz_fixupimm_round_sd): Ditto.
9130 (_mm_fixupimm_round_ss): Ditto.
9131 (_mm_maskz_fixupimm_round_ss): Ditto.
9132 (_mm512_fixupimm_pd): Ditto.
9133 (_mm512_maskz_fixupimm_pd): Ditto.
9134 (_mm512_fixupimm_ps): Ditto.
9135 (_mm512_maskz_fixupimm_ps): Ditto.
9136 (_mm_fixupimm_sd): Ditto.
9137 (_mm_maskz_fixupimm_sd): Ditto.
9138 (_mm_fixupimm_ss): Ditto.
9139 (_mm_maskz_fixupimm_ss): Ditto.
9140 (_mm512_mask_fixupimm_round_pd): Update builtin.
9141 (_mm512_mask_fixupimm_round_ps): Ditto.
9142 (_mm_mask_fixupimm_round_sd): Ditto.
9143 (_mm_mask_fixupimm_round_ss): Ditto.
9144 (_mm512_mask_fixupimm_pd): Ditto.
9145 (_mm512_mask_fixupimm_ps): Ditto.
9146 (_mm_mask_fixupimm_sd): Ditto.
9147 (_mm_mask_fixupimm_ss): Ditto.
9148 * config/i386/avx512vlintrin.h:
9149 (_mm256_fixupimm_pd): Update parameters and builtin.
9150 (_mm256_maskz_fixupimm_pd): Ditto.
9151 (_mm256_fixupimm_ps): Ditto.
9152 (_mm256_maskz_fixupimm_ps): Ditto.
9153 (_mm_fixupimm_pd): Ditto.
9154 (_mm_maskz_fixupimm_pd): Ditto.
9155 (_mm_fixupimm_ps): Ditto.
9156 (_mm_maskz_fixupimm_ps): Ditto.
9157 (_mm256_mask_fixupimm_pd): Update builtin.
9158 (_mm256_mask_fixupimm_ps): Ditto.
9159 (_mm_mask_fixupimm_pd): Ditto.
9160 (_mm_mask_fixupimm_ps): Ditto.
9161 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9162 * config/i386/i386-builtin.def: Update builtin definitions.
9163 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9164 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9165 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9166 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9167 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9168 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9169 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9170 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9171 * config/i386/subst.md:
9172 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9173 (round_saeonly_sd_mask_op4): Ditto.
9174 (round_saeonly_expand_operand5): Ditto.
9175 (round_saeonly_expand): Update.
9176
9177 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9178
9179 PR target/88794
9180 Revert:
9181 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9182
9183 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9184 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9185 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9186 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9187 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9188 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9189 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9190
9191 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9192
9193 PR target/88794
9194 Revert:
9195 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9196
9197 PR target/88489
9198 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9199 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9200 instead of UNSPEC_FIXUPIMM.
9201
9202 2019-01-17 Richard Biener <rguenther@suse.de>
9203
9204 PR lto/86736
9205 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9206 and friends for the LTO part of debug info.
9207
9208 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9209
9210 PR tree-optimization/86214
9211 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9212 if x == y.
9213
9214 PR rtl-optimization/88870
9215 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9216 throw if we can't alter the cfg or delete dead exceptions.
9217 (mark_insn): Don't call find_call_stack_args for such calls.
9218
9219 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9220
9221 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9222 prototypes for vec_st.
9223 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9224 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9225 mainly on signed/unsigned long long and double.
9226
9227 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9228
9229 PR target/88861
9230 * combine.c (delete_noop_moves): Convert to "bool" return,
9231 returning true if any edges are eliminated.
9232 (combine_instructions): Also return true if delete_noop_moves
9233 returns true.
9234
9235 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9236
9237 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9238 correct max nunits for endian swap.
9239 (aarch64_expand_fcmla_builtin): Correct subreg code.
9240 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9241 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9242 lane endianness.
9243
9244 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9245
9246 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9247 Handle split indirect COMPLEX_TYPE arguments.
9248
9249 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9250
9251 PR target/86891
9252 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9253 bit is set by add and compare.
9254 (CC_ADC): New CC_MODE.
9255 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9256 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9257 comparison. Add detection for CC_ADCmode.
9258 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9259 CC_ADCmode.
9260 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9261 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9262 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9263 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9264 to eliminate the need for zero-extending the operands.
9265 (add<mode>3_compareC_imm): Delete. Merge into ...
9266 (add<mode>3_compareC): ... this. Restructure the comparison to
9267 eliminate the need for zero-extending the operands.
9268 (add<mode>3_carryin): Use LTU for the overflow detection.
9269 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9270 Reexpress comparison for overflow.
9271 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9272 (add<mode>3_carryinC): Likewise.
9273 (add<mode>3_carryinV): Use LTU for carry between partials.
9274 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9275 handling of CC_Cmode and add CC_ADCmode.
9276 (aarch64_borrow_operation): Likewise.
9277
9278 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9279
9280 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9281 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9282 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9283 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9284
9285 2019-01-16 Martin Liska <mliska@suse.cz>
9286
9287 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9288 for GCC driver.
9289 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9290 a new argument.
9291 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9292 (path_prefix_reset): Move up in the source file.
9293 (find_fortran_preinclude_file): Make complex search for the
9294 fortran header files.
9295
9296 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9297
9298 * godump.c (go_output_typedef): When outputting a typedef, refer
9299 to the underlying type by its name and not its structure.
9300
9301 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9302
9303 PR c++/88795
9304 * tree.c (build_function_type): Assert that arg_types is not
9305 error_mark_node.
9306
9307 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9308
9309 PR inline-asm/52813
9310 * doc/extend.texi: Document that listing the stack pointer in the
9311 clobber list of an asm is a deprecated feature.
9312 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9313 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9314 warning instead of an error for clobbers of the stack pointer.
9315 Add a note explaining why.
9316
9317 2019-01-15 Richard Biener <rguenther@suse.de>
9318
9319 PR debug/88046
9320 * dwarf2out.c (gen_member_die): Do not generate inheritance
9321 DIEs late.
9322
9323 2019-01-15 Richard Biener <rguenther@suse.de>
9324
9325 PR tree-optimization/88855
9326 * tree-if-conv.c (combine_blocks): Collect
9327 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9328
9329 2019-01-15 Tom de Vries <tdevries@suse.de>
9330
9331 PR target/80547
9332 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9333 lhs == NULL_TREE for gang-level reduction.
9334
9335 2019-01-15 Richard Biener <rguenther@suse.de>
9336 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9337
9338 PR ipa/88788
9339 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9340 return true if SSA_NAME is already marked in visited bitmap.
9341 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9342
9343 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9344
9345 PR tree-optimization/88775
9346 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9347 equal == 0 equality pointer comparisons some more if compared in
9348 integral types and either one points to an automatic var and the
9349 other to a global, or we can prove at least one points to the middle
9350 or both point to start or both point to end.
9351
9352 2019-01-14 Andi Kleen <ak@linux.intel.com>
9353
9354 * Makefile.in: Lower autofdo sampling rate by 10x.
9355 * Makefile.tpl: Dito.
9356
9357 2019-01-14 Tom Honermann <tom@honermann.net>
9358
9359 * defaults.h: Define CHAR8_TYPE.
9360
9361 2019-01-14 Martin Sebor <msebor@redhat.com>
9362
9363 PR target/88638
9364 * doc/extend.texi (Darwin Format Checks): Clarify.
9365
9366 2019-01-14 Richard Biener <rguenther@suse.de>
9367
9368 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9369 whether we are in (simplify ...) or (match ...) context.
9370
9371 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9372
9373 PR rtl-optimization/88796
9374 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9375 * cfgexpand.c (stack_protect_prologue): Initialize
9376 crtl->stack_protect_guard_decl.
9377 * function.c (stack_protect_epilogue): Use it instead of calling
9378 targetm.stack_protect_guard again.
9379 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9380 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9381 crtl->stack_protect_guard_decl.
9382 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9383 on the returned MEM_EXPR.
9384
9385 2019-01-12 Tom de Vries <tdevries@suse.de>
9386
9387 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9388 vector length using -fopenacc-dim.
9389
9390 2019-01-12 Tom de Vries <tdevries@suse.de>
9391
9392 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9393 lengths into account.
9394
9395 2019-01-12 Svante Signell <svante.signell@gmail.com>
9396
9397 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9398 (TARGET_CAN_SPLIT_STACK): Define.
9399 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9400
9401 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9402
9403 * params.def (inline-unit-growth): Set to 40.
9404
9405 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9406
9407 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9408
9409 2019-01-12 Tom de Vries <tdevries@suse.de>
9410
9411 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9412 region calling vector-partitionable routine, set default_vector_length
9413 to WARP_SIZE.
9414
9415 2019-01-12 Tom de Vries <tdevries@suse.de>
9416
9417 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9418 variable default_vector_length.
9419
9420 2019-01-12 Tom de Vries <tdevries@suse.de>
9421
9422 PR middle-end/88703
9423 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9424 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9425 dimensions limits.
9426
9427 2019-01-12 Tom de Vries <tdevries@suse.de>
9428
9429 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9430 (nvptx_goacc_validate_dims): Add used parameter.
9431 * doc/tm.texi: Regenerate.
9432 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9433 argument to call to targetm.goacc.validate_dims.
9434 (default_goacc_validate_dims): Add used
9435 parameter.
9436 * target.def (validate_dims): Add used parameter in DEFHOOK.
9437 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9438
9439 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9440
9441 PR middle-end/85956
9442 PR lto/88733
9443 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9444 field.
9445 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9446 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9447 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9448 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9449
9450 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9451
9452 PR rtl-optimization/87305
9453 * lra-assigns.c
9454 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9455 for little endian pseudos used as paradoxical subreg.
9456
9457 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9458
9459 PR tree-optimization/88693
9460 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9461 for STRING_CSTs that don't contain any NUL characters in the first
9462 TREE_STRING_LENGTH bytes.
9463
9464 2019-01-11 Alan Modra <amodra@gmail.com>
9465
9466 PR 88777
9467 PR 88614
9468 * genattrtab.c (min_fn): Don't translate values.
9469 (min_attr_value): Return INT_MAX when the value can't be calculated.
9470 Return minimum among any values that can be calculated.
9471 (max_attr_value): Adjust.
9472
9473 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9474
9475 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9476
9477 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9478
9479 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9480 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9481 (aarch64_return_call_with_max_clobbers): New function.
9482 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9483 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9484 argument.
9485 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9486 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9487 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9488 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9489 * cselib.c (cselib_process_insn): Add argument to
9490 targetm.hard_regno_call_part_clobbered call.
9491 * ira-conflicts.c (ira_build_conflicts): Ditto.
9492 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9493 * lra-constraints.c (inherit_reload_reg): Ditto.
9494 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9495 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9496 argument. Call targetm.return_call_with_max_clobbers.
9497 Add argument to targetm.hard_regno_call_part_clobbered call.
9498 (calls_have_same_clobbers_p): New function.
9499 (process_bb_lives): Add call_insn and last_call_insn variables.
9500 Pass call_insn to check_pseudos_live_through_calls.
9501 Modify if stmt to check targetm.return_call_with_max_clobbers.
9502 Update setting of flush variable.
9503 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9504 to false.
9505 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9506 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9507 targetm.hard_regno_call_part_clobbered call.
9508 * reginfo.c (choose_hard_reg_mode): Ditto.
9509 * regrename.c (check_new_reg_p): Ditto.
9510 * reload.c (find_equiv_reg): Ditto.
9511 * reload1.c (emit_reload_insns): Ditto.
9512 * sched-deps.c (deps_analyze_insn): Ditto.
9513 * sel-sched.c (init_regs_for_mode): Ditto.
9514 (mark_unavailable_hard_regs): Ditto.
9515 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9516 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9517 (return_call_with_max_clobbers): New target function.
9518 * doc/tm.texi: Regenerate.
9519 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9520 * hooks.c (hook_bool_uint_mode_false): Change to
9521 hook_bool_insn_uint_mode_false.
9522 * hooks.h (hook_bool_uint_mode_false): Ditto.
9523
9524 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9525
9526 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9527 (aarch64_remove_extra_call_preserved_regs): New function.
9528 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9529 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9530 * doc/tm.texi: Regenerate.
9531 * final.c (get_call_reg_set_usage): Call new hook.
9532 * target.def (remove_extra_call_preserved_regs): New hook.
9533 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9534 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9535
9536 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9537
9538 PR bootstrap/88714
9539 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9540 inside of pass_combine_1 dump rather than pass_profile_1.
9541
9542 2019-01-11 Tom de Vries <tdevries@suse.de>
9543
9544 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9545 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9546 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9547 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9548 num_workers 16.
9549
9550 2019-01-11 Tom de Vries <tdevries@suse.de>
9551
9552 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9553
9554 2019-01-11 Jan Beulich <jbeulich@suse.com>
9555
9556 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9557 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9558 sse2_cvtsi2sd): Add {l}.
9559 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9560 syntax.
9561
9562 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9563
9564 PR target/88785
9565 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9566 define_expand.
9567 (*float<floatunssuffix>v2div2sf2): New define_insn.
9568 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9569 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9570 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9571 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9572 match_operands with "const0_operand" "C".
9573
9574 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9575
9576 * config/aarch64/aarch64-builtins.c
9577 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9578 (aarch64_init_simd_builtins): ...Here
9579
9580 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9581
9582 PR rtl-optimization/87305
9583 * lra-assigns.c
9584 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9585 allocation for big endian pseudos used as paradoxical subregs and
9586 spill them if it is wrong.
9587 * lra-constraints.c (lra_constraints): Add a comment.
9588
9589 2019-01-10 Richard Biener <rguenther@suse.de>
9590
9591 PR tree-optimization/88792
9592 * tree-ssa-pre.c (get_representative_for): Do not return a
9593 value-number here.
9594
9595 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9596
9597 PR middle-end/84877
9598 PR bootstrap/88450
9599 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9600 (assign_parm_setup_block): Do the argument slot realignment here
9601 instead.
9602
9603 2019-01-10 Stefan Agner <stefan@agner.ch>
9604
9605 PR target/88648
9606 * config/arm/arm.c (arm_option_override_internal): Force
9607 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9608
9609 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9610
9611 PR c/88568
9612 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9613 DECL_EXTERNAL.
9614
9615 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9616
9617 * config/arm/arm-builtins.c
9618 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9619 (MAC_LANE_PAIR_QUALIFIERS): New.
9620 (arm_expand_builtin_args): Use it.
9621 (arm_expand_builtin_1): Likewise.
9622 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9623 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9624 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9625 * config/arm/arm_neon.h:
9626 (vcadd_rot90_f16): New.
9627 (vcaddq_rot90_f16): New.
9628 (vcadd_rot270_f16): New.
9629 (vcaddq_rot270_f16): New.
9630 (vcmla_f16): New.
9631 (vcmlaq_f16): New.
9632 (vcmla_lane_f16): New.
9633 (vcmla_laneq_f16): New.
9634 (vcmlaq_lane_f16): New.
9635 (vcmlaq_laneq_f16): New.
9636 (vcmla_rot90_f16): New.
9637 (vcmlaq_rot90_f16): New.
9638 (vcmla_rot90_lane_f16): New.
9639 (vcmla_rot90_laneq_f16): New.
9640 (vcmlaq_rot90_lane_f16): New.
9641 (vcmlaq_rot90_laneq_f16): New.
9642 (vcmla_rot180_f16): New.
9643 (vcmlaq_rot180_f16): New.
9644 (vcmla_rot180_lane_f16): New.
9645 (vcmla_rot180_laneq_f16): New.
9646 (vcmlaq_rot180_lane_f16): New.
9647 (vcmlaq_rot180_laneq_f16): New.
9648 (vcmla_rot270_f16): New.
9649 (vcmlaq_rot270_f16): New.
9650 (vcmla_rot270_lane_f16): New.
9651 (vcmla_rot270_laneq_f16): New.
9652 (vcmlaq_rot270_lane_f16): New.
9653 (vcmlaq_rot270_laneq_f16): New.
9654 (vcadd_rot90_f32): New.
9655 (vcaddq_rot90_f32): New.
9656 (vcadd_rot270_f32): New.
9657 (vcaddq_rot270_f32): New.
9658 (vcmla_f32): New.
9659 (vcmlaq_f32): New.
9660 (vcmla_lane_f32): New.
9661 (vcmla_laneq_f32): New.
9662 (vcmlaq_lane_f32): New.
9663 (vcmlaq_laneq_f32): New.
9664 (vcmla_rot90_f32): New.
9665 (vcmlaq_rot90_f32): New.
9666 (vcmla_rot90_lane_f32): New.
9667 (vcmla_rot90_laneq_f32): New.
9668 (vcmlaq_rot90_lane_f32): New.
9669 (vcmlaq_rot90_laneq_f32): New.
9670 (vcmla_rot180_f32): New.
9671 (vcmlaq_rot180_f32): New.
9672 (vcmla_rot180_lane_f32): New.
9673 (vcmla_rot180_laneq_f32): New.
9674 (vcmlaq_rot180_lane_f32): New.
9675 (vcmlaq_rot180_laneq_f32): New.
9676 (vcmla_rot270_f32): New.
9677 (vcmlaq_rot270_f32): New.
9678 (vcmla_rot270_lane_f32): New.
9679 (vcmla_rot270_laneq_f32): New.
9680 (vcmlaq_rot270_lane_f32): New.
9681 (vcmlaq_rot270_laneq_f32): New.
9682 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9683 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9684 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9685 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9686 vcmlaq_lane270): New.
9687 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9688 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9689 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9690 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9691 (arm_option_reconfigure_globals): Use them.
9692 * config/arm/iterators.md (VDF, VQ_HSF): New.
9693 (VCADD, VCMLA): New.
9694 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9695 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9696 New.
9697 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9698 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9699
9700 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9701
9702 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9703 Add qualifier_lane_pair_index.
9704 (emit-rtl.h): Include.
9705 (TYPES_QUADOP_LANE_PAIR): New.
9706 (aarch64_simd_expand_args): Use it.
9707 (aarch64_simd_expand_builtin): Likewise.
9708 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9709 New.
9710 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9711 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9712 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9713 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9714 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9715 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9716 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9717 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9718 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9719 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9720 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9721 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9722 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9723 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9724 Add __ARM_FEATURE_COMPLEX.
9725 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9726 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9727 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9728 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9729 fcmlaq_lane270): New.
9730 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9731 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9732 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9733 * config/aarch64/arm_neon.h:
9734 (vcadd_rot90_f16): New.
9735 (vcaddq_rot90_f16): New.
9736 (vcadd_rot270_f16): New.
9737 (vcaddq_rot270_f16): New.
9738 (vcmla_f16): New.
9739 (vcmlaq_f16): New.
9740 (vcmla_lane_f16): New.
9741 (vcmla_laneq_f16): New.
9742 (vcmlaq_lane_f16): New.
9743 (vcmlaq_rot90_lane_f16): New.
9744 (vcmla_rot90_laneq_f16): New.
9745 (vcmla_rot90_lane_f16): New.
9746 (vcmlaq_rot90_f16): New.
9747 (vcmla_rot90_f16): New.
9748 (vcmlaq_laneq_f16): New.
9749 (vcmla_rot180_laneq_f16): New.
9750 (vcmla_rot180_lane_f16): New.
9751 (vcmlaq_rot180_f16): New.
9752 (vcmla_rot180_f16): New.
9753 (vcmlaq_rot90_laneq_f16): New.
9754 (vcmlaq_rot270_laneq_f16): New.
9755 (vcmlaq_rot270_lane_f16): New.
9756 (vcmla_rot270_laneq_f16): New.
9757 (vcmlaq_rot270_f16): New.
9758 (vcmla_rot270_f16): New.
9759 (vcmlaq_rot180_laneq_f16): New.
9760 (vcmlaq_rot180_lane_f16): New.
9761 (vcmla_rot270_lane_f16): New.
9762 (vcadd_rot90_f32): New.
9763 (vcaddq_rot90_f32): New.
9764 (vcaddq_rot90_f64): New.
9765 (vcadd_rot270_f32): New.
9766 (vcaddq_rot270_f32): New.
9767 (vcaddq_rot270_f64): New.
9768 (vcmla_f32): New.
9769 (vcmlaq_f32): New.
9770 (vcmlaq_f64): New.
9771 (vcmla_lane_f32): New.
9772 (vcmla_laneq_f32): New.
9773 (vcmlaq_lane_f32): New.
9774 (vcmlaq_laneq_f32): New.
9775 (vcmla_rot90_f32): New.
9776 (vcmlaq_rot90_f32): New.
9777 (vcmlaq_rot90_f64): New.
9778 (vcmla_rot90_lane_f32): New.
9779 (vcmla_rot90_laneq_f32): New.
9780 (vcmlaq_rot90_lane_f32): New.
9781 (vcmlaq_rot90_laneq_f32): New.
9782 (vcmla_rot180_f32): New.
9783 (vcmlaq_rot180_f32): New.
9784 (vcmlaq_rot180_f64): New.
9785 (vcmla_rot180_lane_f32): New.
9786 (vcmla_rot180_laneq_f32): New.
9787 (vcmlaq_rot180_lane_f32): New.
9788 (vcmlaq_rot180_laneq_f32): New.
9789 (vcmla_rot270_f32): New.
9790 (vcmlaq_rot270_f32): New.
9791 (vcmlaq_rot270_f64): New.
9792 (vcmla_rot270_lane_f32): New.
9793 (vcmla_rot270_laneq_f32): New.
9794 (vcmlaq_rot270_lane_f32): New.
9795 (vcmlaq_rot270_laneq_f32): New.
9796 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9797 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9798 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9799 (FCADD, FCMLA): New.
9800 (rot): New.
9801 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9802
9803 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9804
9805 PR other/16615
9806
9807 * config/pa/pa.c: Change "can not" to "cannot".
9808 * gimple-ssa-evrp-analyze.c: Likewise.
9809 * ipa-icf.c: Likewise.
9810 * ipa-polymorphic-call.c: Likewise.
9811 * ipa-pure-const.c: Likewise.
9812 * lra-constraints.c: Likewise.
9813 * lra-remat.c: Likewise.
9814 * reload1.c: Likewise.
9815 * reorg.c: Likewise.
9816 * tree-ssa-uninit.c: Likewise.
9817
9818 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9819
9820 PR other/16615
9821
9822 * Makefile.in: Mechanically replace "can not" with "cannot".
9823 * alias.c: Likewise.
9824 * builtins.c: Likewise.
9825 * calls.c: Likewise.
9826 * cgraph.c: Likewise.
9827 * cgraph.h: Likewise.
9828 * cgraphclones.c: Likewise.
9829 * cgraphunit.c: Likewise.
9830 * combine-stack-adj.c: Likewise.
9831 * combine.c: Likewise.
9832 * common/config/i386/i386-common.c: Likewise.
9833 * config/aarch64/aarch64.c: Likewise.
9834 * config/alpha/sync.md: Likewise.
9835 * config/arc/arc.c: Likewise.
9836 * config/arc/predicates.md: Likewise.
9837 * config/arm/arm-c.c: Likewise.
9838 * config/arm/arm.c: Likewise.
9839 * config/arm/arm.h: Likewise.
9840 * config/arm/arm.md: Likewise.
9841 * config/arm/cortex-r4f.md: Likewise.
9842 * config/csky/csky.c: Likewise.
9843 * config/csky/csky.h: Likewise.
9844 * config/darwin-f.c: Likewise.
9845 * config/epiphany/epiphany.md: Likewise.
9846 * config/i386/i386.c: Likewise.
9847 * config/i386/sol2.h: Likewise.
9848 * config/m68k/m68k.c: Likewise.
9849 * config/mcore/mcore.h: Likewise.
9850 * config/microblaze/microblaze.md: Likewise.
9851 * config/mips/20kc.md: Likewise.
9852 * config/mips/sb1.md: Likewise.
9853 * config/nds32/nds32.c: Likewise.
9854 * config/nds32/predicates.md: Likewise.
9855 * config/pa/pa.c: Likewise.
9856 * config/rs6000/e300c2c3.md: Likewise.
9857 * config/rs6000/rs6000.c: Likewise.
9858 * config/s390/s390.h: Likewise.
9859 * config/sh/sh.c: Likewise.
9860 * config/sh/sh.md: Likewise.
9861 * config/spu/vmx2spu.h: Likewise.
9862 * cprop.c: Likewise.
9863 * dbxout.c: Likewise.
9864 * df-scan.c: Likewise.
9865 * doc/cfg.texi: Likewise.
9866 * doc/extend.texi: Likewise.
9867 * doc/fragments.texi: Likewise.
9868 * doc/gty.texi: Likewise.
9869 * doc/invoke.texi: Likewise.
9870 * doc/lto.texi: Likewise.
9871 * doc/md.texi: Likewise.
9872 * doc/objc.texi: Likewise.
9873 * doc/rtl.texi: Likewise.
9874 * doc/tm.texi: Likewise.
9875 * dse.c: Likewise.
9876 * emit-rtl.c: Likewise.
9877 * emit-rtl.h: Likewise.
9878 * except.c: Likewise.
9879 * expmed.c: Likewise.
9880 * expr.c: Likewise.
9881 * fold-const.c: Likewise.
9882 * genautomata.c: Likewise.
9883 * gimple-fold.c: Likewise.
9884 * hard-reg-set.h: Likewise.
9885 * ifcvt.c: Likewise.
9886 * ipa-comdats.c: Likewise.
9887 * ipa-cp.c: Likewise.
9888 * ipa-devirt.c: Likewise.
9889 * ipa-fnsummary.c: Likewise.
9890 * ipa-icf.c: Likewise.
9891 * ipa-inline-transform.c: Likewise.
9892 * ipa-inline.c: Likewise.
9893 * ipa-polymorphic-call.c: Likewise.
9894 * ipa-profile.c: Likewise.
9895 * ipa-prop.c: Likewise.
9896 * ipa-pure-const.c: Likewise.
9897 * ipa-reference.c: Likewise.
9898 * ipa-split.c: Likewise.
9899 * ipa-visibility.c: Likewise.
9900 * ipa.c: Likewise.
9901 * ira-build.c: Likewise.
9902 * ira-color.c: Likewise.
9903 * ira-conflicts.c: Likewise.
9904 * ira-costs.c: Likewise.
9905 * ira-int.h: Likewise.
9906 * ira-lives.c: Likewise.
9907 * ira.c: Likewise.
9908 * ira.h: Likewise.
9909 * loop-invariant.c: Likewise.
9910 * loop-unroll.c: Likewise.
9911 * lower-subreg.c: Likewise.
9912 * lra-assigns.c: Likewise.
9913 * lra-constraints.c: Likewise.
9914 * lra-eliminations.c: Likewise.
9915 * lra-lives.c: Likewise.
9916 * lra-remat.c: Likewise.
9917 * lra-spills.c: Likewise.
9918 * lra.c: Likewise.
9919 * lto-cgraph.c: Likewise.
9920 * lto-streamer-out.c: Likewise.
9921 * postreload-gcse.c: Likewise.
9922 * predict.c: Likewise.
9923 * profile-count.h: Likewise.
9924 * profile.c: Likewise.
9925 * recog.c: Likewise.
9926 * ree.c: Likewise.
9927 * reload.c: Likewise.
9928 * reload1.c: Likewise.
9929 * reorg.c: Likewise.
9930 * resource.c: Likewise.
9931 * rtl.def: Likewise.
9932 * rtl.h: Likewise.
9933 * rtlanal.c: Likewise.
9934 * sched-deps.c: Likewise.
9935 * sched-ebb.c: Likewise.
9936 * sched-rgn.c: Likewise.
9937 * sel-sched-ir.c: Likewise.
9938 * sel-sched.c: Likewise.
9939 * shrink-wrap.c: Likewise.
9940 * simplify-rtx.c: Likewise.
9941 * symtab.c: Likewise.
9942 * target.def: Likewise.
9943 * toplev.c: Likewise.
9944 * tree-call-cdce.c: Likewise.
9945 * tree-cfg.c: Likewise.
9946 * tree-complex.c: Likewise.
9947 * tree-core.h: Likewise.
9948 * tree-eh.c: Likewise.
9949 * tree-inline.c: Likewise.
9950 * tree-loop-distribution.c: Likewise.
9951 * tree-nrv.c: Likewise.
9952 * tree-profile.c: Likewise.
9953 * tree-sra.c: Likewise.
9954 * tree-ssa-alias.c: Likewise.
9955 * tree-ssa-dce.c: Likewise.
9956 * tree-ssa-dom.c: Likewise.
9957 * tree-ssa-forwprop.c: Likewise.
9958 * tree-ssa-loop-im.c: Likewise.
9959 * tree-ssa-loop-ivcanon.c: Likewise.
9960 * tree-ssa-loop-ivopts.c: Likewise.
9961 * tree-ssa-loop-niter.c: Likewise.
9962 * tree-ssa-phionlycprop.c: Likewise.
9963 * tree-ssa-phiopt.c: Likewise.
9964 * tree-ssa-propagate.c: Likewise.
9965 * tree-ssa-threadedge.c: Likewise.
9966 * tree-ssa-threadupdate.c: Likewise.
9967 * tree-ssa-uninit.c: Likewise.
9968 * tree-ssanames.c: Likewise.
9969 * tree-streamer-out.c: Likewise.
9970 * tree.c: Likewise.
9971 * tree.h: Likewise.
9972 * vr-values.c: Likewise.
9973
9974 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
9975
9976 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
9977 (ix86_split_xorsign): Ditto.
9978 * config/i386/i386.c (ix86_expand_xorsign): New function.
9979 (ix86_split_xorsign): Ditto.
9980 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
9981 (xorsign<mode>3): New expander.
9982 (xorsign<mode>3_1): New insn_and_split pattern.
9983 * config/i386/sse.md (xorsign<mode>3): New expander.
9984
9985 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9986
9987 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
9988 (*tablejump_sp64): Likewise.
9989 (*tablejump<P:mode>): ...this.
9990 (*call_address_sp32): Merge into...
9991 (*call_address_sp64): Likewise.
9992 (*call_address<P:mode>): ...this.
9993 (*call_symbolic_sp32): Merge into...
9994 (*call_symbolic_sp64): Likewise.
9995 (*call_symbolic<P:mode>): ...this.
9996 (call_value): Remove constraint and add predicate.
9997 (*call_value_address_sp32): Merge into...
9998 (*call_value_address_sp64): Likewise.
9999 (*call_value_address<P:mode>): ...this.
10000 (*call_value_symbolic_sp32): Merge into...
10001 (*call_value_symbolic_sp64): Likewise.
10002 (*call_value_symbolic<P:mode>): ...this.
10003 (*sibcall_symbolic_sp32): Merge into...
10004 (*sibcall_symbolic_sp64): Likewise.
10005 (*sibcall_symbolic<P:mode>): ...this.
10006 (sibcall_value): Remove constraint and add predicate.
10007 (*sibcall_value_symbolic_sp32): Merge into...
10008 (*sibcall_value_symbolic_sp64): Likewise.
10009 (*sibcall_value_symbolic<P:mode>): ...this.
10010 (window_save): Minor tweak.
10011 (*branch_sp32): Merge into...
10012 (*branch_sp64): Likewise.
10013 (*branch<P:mode>): ...this.
10014
10015 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10016 James Clarke <jrtc27@jrtc27.com>
10017
10018 PR target/84010
10019 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10020 consistently in TLS address generation and adjust code to the renaming
10021 of patterns. Mark calls to __tls_get_addr as const.
10022 * config/sparc/sparc.md (tgd_hi22): Turn into...
10023 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10024 (tgd_lo10): Turn into...
10025 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10026 (tgd_add32): Merge into...
10027 (tgd_add64): Likewise.
10028 (tgd_add<P:mode>): ...this and use Pmode throughout.
10029 (tldm_hi22): Turn into...
10030 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10031 (tldm_lo10): Turn into...
10032 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10033 (tldm_add32): Merge into...
10034 (tldm_add64): Likewise.
10035 (tldm_add<P:mode>): ...this and use Pmode throughout.
10036 (tldm_call32): Merge into...
10037 (tldm_call64): Likewise.
10038 (tldm_call<P:mode>): ...this and use Pmode throughout.
10039 (tldo_hix22): Turn into...
10040 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10041 (tldo_lox10): Turn into...
10042 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10043 (tldo_add32): Merge into...
10044 (tldo_add64): Likewise.
10045 (tldo_add<P:mode>): ...this and use Pmode throughout.
10046 (tie_hi22): Turn into...
10047 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10048 (tie_lo10): Turn into...
10049 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10050 (tie_ld64): Use DImode throughout.
10051 (tie_add32): Merge into...
10052 (tie_add64): Likewise.
10053 (tie_add<P:mode>): ...this and use Pmode throughout.
10054 (tle_hix22_sp32): Merge into...
10055 (tle_hix22_sp64): Likewise.
10056 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10057 (tle_lox22_sp32): Merge into...
10058 (tle_lox22_sp64): Likewise.
10059 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10060 (*tldo_ldub_sp32): Merge into...
10061 (*tldo_ldub_sp64): Likewise.
10062 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10063 (*tldo_ldub1_sp32): Merge into...
10064 (*tldo_ldub1_sp64): Likewise.
10065 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10066 (*tldo_ldub2_sp32): Merge into...
10067 (*tldo_ldub2_sp64): Likewise.
10068 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10069 (*tldo_ldsb1_sp32): Merge into...
10070 (*tldo_ldsb1_sp64): Likewise.
10071 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10072 (*tldo_ldsb2_sp32): Merge into...
10073 (*tldo_ldsb2_sp64): Likewise.
10074 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10075 (*tldo_ldub3_sp64): Use DImode throughout.
10076 (*tldo_ldsb3_sp64): Likewise.
10077 (*tldo_lduh_sp32): Merge into...
10078 (*tldo_lduh_sp64): Likewise.
10079 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10080 (*tldo_lduh1_sp32): Merge into...
10081 (*tldo_lduh1_sp64): Likewise.
10082 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10083 (*tldo_ldsh1_sp32): Merge into...
10084 (*tldo_ldsh1_sp64): Likewise.
10085 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10086 (*tldo_lduh2_sp64): Use DImode throughout.
10087 (*tldo_ldsh2_sp64): Likewise.
10088 (*tldo_lduw_sp32): Merge into...
10089 (*tldo_lduw_sp64): Likewise.
10090 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10091 (*tldo_lduw1_sp64): Use DImode throughout.
10092 (*tldo_ldsw1_sp64): Likewise.
10093 (*tldo_ldx_sp64): Likewise.
10094 (*tldo_stb_sp32): Merge into...
10095 (*tldo_stb_sp64): Likewise.
10096 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10097 (*tldo_sth_sp32): Merge into...
10098 (*tldo_sth_sp64): Likewise.
10099 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10100 (*tldo_stw_sp32): Merge into...
10101 (*tldo_stw_sp64): Likewise.
10102 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10103 (*tldo_stx_sp64): Use DImode throughout.
10104
10105 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10106
10107 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10108 check configure option to set BTI and Return Address Signing.
10109 * configure.ac: Add --enable-standard-branch-protection and
10110 --disable-standard-branch-protection.
10111 * configure: Regenerated.
10112 * doc/install.texi: Document the same.
10113
10114 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10115 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10116
10117 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10118 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10119 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10120 if bti is enabled.
10121 * config/aarch64/aarch64-bti-insert.c: New file.
10122 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10123 pass.
10124 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10125 new bti pass.
10126 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10127 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10128 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10129 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10130
10131 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10132
10133 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10134 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10135 Disable bti for -mbranch-protection=none.
10136 (aarch64_handle_standard_branch_protection): Enable bti for
10137 -mbranch-protection=standard.
10138 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10139 -mbranch-protection.
10140 (aarch64_bti_enabled): Check if bti is enabled.
10141 * config/aarch64/aarch64.opt: Declare target variable.
10142 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10143
10144 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10145
10146 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10147 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10148 (aarch64_expand_epilogue): Likewise.
10149 (aarch64_output_mi_thunk): Likewise
10150 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10151 TAILCALL_ADDR_REGS to x16 and x17.
10152 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10153
10154 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10155
10156 * config/aarch64/aarch64-option-extensions.def: Define
10157 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10158 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10159 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10160 (AARCH64_FL_PREDRES): New.
10161 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10162 AARCH64_FL_PREDRES by default.
10163 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10164
10165 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10166
10167 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10168 ARMv8.5-A.
10169 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10170 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10171 * doc/invoke.texi: Document ARMv8.5-A.
10172
10173 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10174
10175 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10176 (xorsign<mode>3): Likewise.
10177
10178 2019-01-09 Jelinek <jakub@redhat.com>
10179
10180 PR middle-end/88758
10181 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10182 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10183
10184 PR rtl-optimization/88331
10185 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10186 not currently_expanding_to_rtl.
10187
10188 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10189
10190 * doc/invoke.texi (-Os): Remove trailing spaces.
10191 (-finline-functions): Remove reference to -O2.
10192
10193 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10194
10195 PR rtl-optimization/79593
10196 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10197
10198 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10199 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10200
10201 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10202
10203 PR bootstrap/88721
10204 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10205 to -1 on entry.
10206
10207 PR debug/88723
10208 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10209 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10210
10211 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10212
10213 PR target/88717
10214 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10215 ix86_avx_u128_mode_entry.
10216
10217 2019-01-08 Martin Liska <mliska@suse.cz>
10218
10219 PR tree-optimization/88753
10220 * tree-switch-conversion.c (switch_conversion::build_one_array):
10221 Come up with local variable constructor. Convert first to
10222 type of constructor values.
10223
10224 2019-01-08 Richard Biener <rguenther@suse.de>
10225
10226 PR tree-optimization/86554
10227 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10228 rpo_avail): Move earlier.
10229 (visit_nary_op): When value-numbering to expressions
10230 with different overflow behavior make sure there's an
10231 available expression on the path.
10232
10233 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10234
10235 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10236 aarch64_parse_branch_protection,
10237 struct aarch64_branch_protect_type,
10238 aarch64_handle_no_branch_protection,
10239 aarch64_handle_standard_branch_protection,
10240 aarch64_validate_mbranch_protection,
10241 aarch64_handle_pac_ret_protection,
10242 aarch64_handle_attr_branch_protection,
10243 accepted_branch_protection_string,
10244 aarch64_pac_ret_subtypes,
10245 aarch64_branch_protect_types,
10246 aarch64_handle_pac_ret_leaf): Define.
10247 (aarch64_override_options_after_change_1, aarch64_override_options):
10248 Add check for accepted_branch_protection_string.
10249 (aarch64_option_save): Save accepted_branch_protection_string.
10250 (aarch64_option_restore): Save accepted_branch_protection_string.
10251 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10252 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10253 msign-return-address.
10254 * doc/invoke.texi: Add mbranch-protection.
10255
10256 2019-01-08 Alan Modra <amodra@gmail.com>
10257
10258 PR target/88614
10259 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10260 Delete "unknownp" parameter. Adjust callers. Handle
10261 CONST_INT, PLUS, MINUS, and MULT.
10262 (attr_value_aligned): Renamed from or_attr_value.
10263 (min_attr_value): Return INT_MIN for unhandled rtl case..
10264 (min_fn): ..and translate to INT_MAX here.
10265 (write_length_unit_log): Modify to cope without "unknown".
10266 (write_attr_value): Handle IF_THEN_ELSE.
10267
10268 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10269
10270 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10271 optimization for masked stores.
10272
10273 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10274
10275 PR middle-end/88567
10276 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10277 output vector directly to duplicate_and_interleave instead of
10278 going through a temporary. Postpone insertion of ctor_seq to
10279 the end of the loop.
10280
10281 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10282
10283 PR target/86891
10284 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10285 unsigned_p. Handle signed and unsigned overflow correction as
10286 required.
10287 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10288 prototype.
10289 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10290 for operand 2.
10291 (add<mode>3_compareV_imm): Make this callable for expanding.
10292 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10293 aarch64_plus_operand for operand 2.
10294 (subv<GPI:mode>_insn): New insn pattern.
10295 (subv<GPI:mode>_imm): Likewise.
10296 (negv<GPI:mode>3): New expand pattern.
10297 (negv<GPI:mode>_insn): New insn pattern.
10298 (negv<GPI:mode>_cmp_only): Likewise.
10299 (cmpv<GPI:mode>_insn): Likewise.
10300 (subvti4): Use register_operand for operand 1. Update call to
10301 aarch64_expand_subvti.
10302 (usubvti4): Likewise.
10303 (negvti3): New expand pattern.
10304 (negdi_carryout): New insn pattern.
10305 (negvdi_carryinV): New insn pattern.
10306 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10307 version the named version.
10308 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10309 operands.
10310 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10311 patterns.
10312 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10313 patterns.
10314 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10315 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10316 (sub<mode>3_carryinCV): Delete.
10317 (sub<GPI:mode>3_carryinV): New expand pattern.
10318 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10319
10320 2019-01-07 Richard Biener <rguenther@suse.de>
10321
10322 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10323 of tree_operand_hash.
10324
10325 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10326
10327 PR tree-optimization/88598
10328 * tree.h (single_nonzero_element): Declare.
10329 * tree.c (single_nonzero_element): New function.
10330 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10331 if I is the only nonzero element of CST.
10332
10333 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10334
10335 PR tree-optimization/88598
10336 * tree.h (initializer_each_zero_or_onep): Declare.
10337 * tree.c (initializer_each_zero_or_onep): New function.
10338 (signed_or_unsigned_type_for): Handle float types too.
10339 (unsigned_type_for, signed_type_for): Update comments accordingly.
10340 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10341 x & { 0 or -1, 0 or -1, ... }.
10342
10343 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10344
10345 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10346 with x86_64-pc-linux-gnu.
10347
10348 2019-01-07 Tom de Vries <tdevries@suse.de>
10349
10350 PR target/85486
10351 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10352 function.
10353 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10354 routines.
10355
10356 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10357
10358 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10359 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10360 TARGET_AVX512F as condition.
10361
10362 PR debug/88723
10363 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10364 const_not_ok_for_debug_p target hook.
10365 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10366 on UNSPEC and subexpressions thereof if all subexpressions of the
10367 UNSPEC are CONSTANT_P.
10368
10369 PR tree-optimization/88676
10370 * tree-ssa-phiopt.c (two_value_replacement): New function.
10371 (tree_ssa_phiopt_worker): Call it.
10372
10373 PR sanitizer/88619
10374 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10375 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10376
10377 PR c++/85052
10378 * tree-vect-generic.c: Include insn-config.h and recog.h.
10379 (expand_vector_piecewise): Add defaulted ret_type argument,
10380 if non-NULL, use that in preference to type for the result type.
10381 (expand_vector_parallel): Formatting fix.
10382 (do_vec_conversion, do_vec_narrowing_conversion,
10383 expand_vector_conversion): New functions.
10384 (expand_vector_operations_1): Call expand_vector_conversion
10385 for VEC_CONVERT ifn calls.
10386 * internal-fn.def (VEC_CONVERT): New internal function.
10387 * internal-fn.c (expand_VEC_CONVERT): New function.
10388 * fold-const-call.c (fold_const_vec_convert): New function.
10389 (fold_const_call): Use it for CFN_VEC_CONVERT.
10390 * doc/extend.texi (__builtin_convertvector): Document.
10391
10392 2019-01-07 Tom de Vries <tdevries@suse.de>
10393
10394 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10395 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10396 vector_red_partition, vector_red_sym): New global variables.
10397 (nvptx_option_override): Initialize vector_red_sym.
10398 (nvptx_declare_function_name): Restore red_partition register.
10399 (nvptx_file_end): Emit code to declare the vector reduction variables.
10400 (nvptx_output_red_partition): New function.
10401 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10402 large vector reductions.
10403 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10404 (nvptx_init_builtins): Add VECTOR_ADDR.
10405 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10406 Handle nvptx_expand_shared_addr.
10407 (nvptx_get_shared_red_addr): Add vector argument and handle large
10408 vectors.
10409 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10410 large vectors.
10411 (nvptx_goacc_reduction_init): Likewise.
10412 (nvptx_goacc_reduction_fini): Likewise.
10413 (nvptx_goacc_reduction_teardown): Likewise.
10414 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10415 init,fini,teardown}.
10416 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10417 (nvptx_set_current_function): Init vector_red_partition.
10418 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10419 (nvptx_red_partition): New insn.
10420 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10421
10422 2019-01-07 Tom de Vries <tdevries@suse.de>
10423
10424 PR target/85381
10425 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10426 empty loops.
10427
10428 2019-01-07 Tom de Vries <tdevries@suse.de>
10429
10430 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10431 (nvptx_option_override): Init oacc_bcast_partition.
10432 (nvptx_init_oacc_workers): New function.
10433 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10434 (nvptx_needs_shared_bcast): New function.
10435 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10436 to propagate state.
10437 (nvptx_shared_propagate): Initialize vector bcast partition and
10438 synchronization state.
10439 (nvptx_single): Generalize to enable vectors to use shared-memory
10440 to propagate state.
10441 (nvptx_process_pars): Likewise.
10442 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10443 * config/nvptx/nvptx.h (struct machine_function): Add
10444 bcast_partition and sync_bar members.
10445
10446 2019-01-07 Tom de Vries <tdevries@suse.de>
10447
10448 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10449 (nvptx_apply_dim_limits): New function.
10450 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10451 PTX_WARP_SIZE.
10452
10453 2019-01-07 Tom de Vries <tdevries@suse.de>
10454
10455 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10456 as late as possible.
10457
10458 2019-01-07 Tom de Vries <tdevries@suse.de>
10459
10460 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10461 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10462 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10463 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10464 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10465
10466 2019-01-07 Tom de Vries <tdevries@suse.de>
10467
10468 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10469
10470 2019-01-07 Tom de Vries <tdevries@suse.de>
10471
10472 * omp-offload.c (oacc_get_min_dim): New function.
10473 * omp-offload.h (oacc_get_min_dim): Declare.
10474
10475 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10476
10477 PR target/88521
10478 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10479 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10480
10481 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10482
10483 PR tree-opt/86020
10484 Revert:
10485 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10486
10487 * ipa-inline.c (edge_badness): Use inlined_time instead of
10488 inline_summaries->get.
10489
10490 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10491
10492 * opts.c (enable_fdo_optimizations): Enable
10493 version-loops-for-strides, loop-interchange, unrol-and-jam
10494 and tree-loop-distribution.
10495 * invoke.texi: Document newly enabled options.
10496
10497 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10498
10499 * doc/invoke.texi (max-inline-insns-small): New parameters.
10500 * ipa-inline.c (want_early_inline_function_p): simplify.
10501 (want_inline_small_function_p): Fix pasto from previous patch;
10502 use max-inline-insns-small bound.
10503 * params.def (max-inline-insns-small): New param.
10504 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10505 variables correctly.
10506
10507 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10508
10509 * doc/invoke.texi: Document max-inline-insns-size,
10510 uninlined-function-insns, uninlined-function-time,
10511 uninlined-thunk-insns and uninlined-thunk-time.
10512 * params.def: Add max-inline-insns-size,
10513 uninlined-function-insns, uninlined-function-time,
10514 uninlined-thunk-insns and uninlined-thunk-time.
10515 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10516 new parameters.
10517 * ipa-inline.c (can_inline_edge_by_limits_p,
10518 want_inline_small_function_p): Use new parameters.
10519
10520 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10521
10522 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10523
10524 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10525
10526 PR middle-end/82564
10527 PR target/88620
10528 * expr.c (expand_assignment): For calls returning VLA structures
10529 if to_rtx is not a MEM, force it into a stack temporary.
10530
10531 PR debug/88635
10532 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10533 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10534 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10535 subexpressions of both operands.
10536 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10537 subrtxes are CONSTANT_P.
10538 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10539 2018-11-09 changes.
10540
10541 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10542
10543 * params.def (hot-bb-count-ws-permille): Set to 990.
10544
10545 2019-01-04 Martin Sebor <msebor@redhat.com>
10546
10547 PR c/88546
10548 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10549 leaf.
10550
10551 2019-01-04 Martin Sebor <msebor@redhat.com>
10552
10553 PR c/88363
10554 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10555
10556 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10557
10558 * gdbinit.in: Turn off pagination for the skip commands, restore
10559 it to previous state afterwards.
10560
10561 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10562
10563 PR target/88594
10564 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10565 of GET_MODE (opN) as modes of the libcall arguments.
10566
10567 2019-01-04 Jan Beulich <jbeulich@suse.com>
10568
10569 * config/i386/sse.md
10570 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10571 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10572 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10573 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10574 avx512f_vmcmp<mode>3<round_saeonly_name>,
10575 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10576 avx512f_maskcmp<mode>3,
10577 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10578 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10579 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10580 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10581 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10582 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10583 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10584 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10585 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10586 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10587 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10588 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10589 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10590 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10591 avx512cd_maskb_vec_dup<mode>,
10592 avx512cd_maskw_vec_dup<mode>,
10593 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10594 avx512dq_vmfpclass<mode>,
10595 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10596 instead of =Yk.
10597
10598 2019-01-03 Martin Sebor <msebor@redhat.com>
10599
10600 PR tree-optimization/88659
10601 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10602
10603 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10604
10605 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10606 unaligned vsx and avoid lxvd2x/stxvd2x.
10607 (gen_lvx_v4si_move): New function.
10608
10609 2019-01-03 Tom de Vries <tdevries@suse.de>
10610
10611 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10612 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10613 function.
10614 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10615
10616 2019-01-03 Tom de Vries <tdevries@suse.de>
10617
10618 * config/nvptx/nvptx.c (struct offload_attrs): New.
10619 (populate_offload_attrs): New function. Factor mask extraction out of
10620 nvptx_reorg. Add extraction of dimensions.
10621 (nvptx_reorg): Use populate_offload_attrs.
10622
10623 2019-01-03 Tom de Vries <tdevries@suse.de>
10624
10625 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10626 cases for oacc_min_dims_p and routine_p. Add asserts for
10627 oacc_default_dims_p and offload_region_p.
10628
10629 2019-01-03 Tom de Vries <tdevries@suse.de>
10630
10631 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10632 factored out of ...
10633 (nvptx_goacc_validate_dims): ... here.
10634
10635 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10636
10637 PR tree-optimization/85574
10638 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10639 structure.
10640 (struct ssa_equip_hash_traits): Declare.
10641 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10642
10643 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10644
10645 PR debug/88644
10646 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10647 change it to qualified_type.
10648
10649 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10650
10651 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10652 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10653
10654 2019-01-02 Martin Sebor <msebor@redhat.com>
10655 Jeff Law <law@redhat.com>
10656
10657 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10658 (get_range_strlen_tree): Update appropriately.
10659 (get_range_strlen)
10660 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10661
10662 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10663 rather than set_range_info.
10664 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10665 maybe_set_strlen_range. Handle potentially boundary crossing
10666 cases more conservatively.
10667 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10668 Call set_strlen_range.
10669 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10670
10671 PR middle-end/88663
10672 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10673 need the flexp argument.
10674 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10675 from calls to get_range_strlen. Update comments. Just update
10676 VAL for an unterminated const char array and let the reset of the
10677 code handle it normally. No longer try to set *flexp. Adjust
10678 return value.
10679 (get_range_strlen): Update for the new get_range_strlen API.
10680 (get_maxval_strlen): Similarly.
10681 (gimple_fold_builtin_strlen): Handle update meaning of return value
10682 from get_range_strlen.
10683 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10684 get_range_strlen API.
10685
10686 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10687
10688 PR lto/88130
10689 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10690 false at WPA time when body was removed.
10691
10692 2019-01-02 Martin Liska <mliska@suse.cz>
10693
10694 PR tree-optimization/88650
10695 * predict.c (set_even_probabilities): Calculate probability
10696 remainer only when really used.
10697
10698 2019-01-02 Richard Biener <rguenther@suse.de>
10699
10700 PR middle-end/88651
10701 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10702 widest_ints when mangling max_stmt_execution results.
10703
10704 2019-01-02 Richard Biener <rguenther@suse.de>
10705
10706 PR tree-optimization/88621
10707 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10708 bitfields when canoncalizing.
10709
10710 2019-01-02 Richard Biener <rguenther@suse.de>
10711
10712 PR target/87545
10713 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10714 cost of cheap SSE instruction.
10715
10716 2019-01-02 Richard Biener <rguenther@suse.de>
10717
10718 PR ipa/85574
10719 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10720 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10721 function.
10722 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10723 set after UIDs before splitting them.
10724
10725 2019-01-01 Martin Sebor <msebor@redhat.com>
10726 Jeff Law <law@redhat.com>
10727
10728 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10729 length is optimistic. If it is, then arrange to compute the
10730 conservative length as well.
10731
10732 * gimple-fold.h (get_range_strlen): Update prototype.
10733 * builtins.c (check_access): Update call to get_range_strlen to use
10734 c_strlen_data pointer. Change various variable accesses to instead
10735 pull data from the c_strlen_data structure.
10736 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10737 * calls.c (maybe_warn_nonstring_arg): Likewise.
10738 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10739 minimum length if maximum lengh is unknown.
10740 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10741 that used c_strlen, it's no longer needed. Restructure slightly.
10742 (format_string): Set unlikely range appropriately.
10743 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10744 formatting issues.
10745 (get_range_strlen): Accept c_strlen_data pointer for external
10746 call sites as well. Pass through to call to internal get_range_strlen.
10747 Adjust minlen, maxlen and maxbound as needed.
10748 (get_maxval_strlen): Update comments.
10749 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10750 to use c_strlen_data pointer. Change variable accesses to instead
10751 use c_strlen_data data members.
10752
10753 * gimple-fold.c (get_range_strlen): Update prototype.
10754 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10755 local variables. Use pdata to return information to caller.
10756 Update calls to get_range_strlen. Update pdata->maxbound.
10757 (get_range_strlen -- static version): Similarly.
10758 (get_range_strlen -- extern version): Update for internal
10759 get_range_strlen API change. Convert to external data format.
10760 (get_maxval_strlen): Similarly.
10761
10762 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10763
10764 * coverage.c (get_coverage_counts): Use current_function_decl.
10765 * profile.c (read_thunk_profile): New function.
10766 (branch_prob): Add THUNK parameter.
10767 * tree-profile.c (tree_profiling): Handle thunks.
10768 * value-prof.c (init_node_map): Handle thunks.
10769 * value-prof.h (branch_prob): Upate prototype.
10770 (read_thunk_profile): Declare.
10771
10772 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10773
10774 Update copyright years.
10775
10776 * gcc.c (process_command): Update copyright notice dates.
10777 * gcov-dump.c (print_version): Ditto.
10778 * gcov.c (print_version): Ditto.
10779 * gcov-tool.c (print_version): Ditto.
10780 * gengtype.c (create_file): Ditto.
10781 * doc/cpp.texi: Bump @copying's copyright year.
10782 * doc/cppinternals.texi: Ditto.
10783 * doc/gcc.texi: Ditto.
10784 * doc/gccint.texi: Ditto.
10785 * doc/gcov.texi: Ditto.
10786 * doc/install.texi: Ditto.
10787 * doc/invoke.texi: Ditto.
10788 \f
10789 Copyright (C) 2019 Free Software Foundation, Inc.
10790
10791 Copying and distribution of this file, with or without modification,
10792 are permitted in any medium without royalty provided the copyright
10793 notice and this notice are preserved.