1 2019-06-05 Martin Sebor <msebor@redhat.com>
3 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
4 Adjust quoting and hyphenation.
5 * convert.c (convert_to_real_1): Same.
6 * gcc.c (driver_wrong_lang_callback): Same.
7 (driver::handle_unrecognized_options): Same.
8 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
9 * opts-common.c (cmdline_handle_error): Same.
10 (read_cmdline_option): Same.
11 * opts-global.c (complain_wrong_lang): Same.
12 (print_ignored_options): Same.
13 (handle_common_deferred_options): Same.
14 * pretty-print.h: Same.
15 * print-rtl.c (debug_bb_n_slim): Same.
16 * sched-rgn.c (make_pass_sched_fusion): Same.
17 * tree-cfg.c (verify_gimple_assign_unary): Same.
18 (verify_gimple_label): Same.
19 * tree-ssa-operands.c (verify_ssa_operands): Same.
20 * varasm.c (do_assemble_alias): Same.
21 (assemble_alias): Same.
23 2019-06-05 Richard Henderson <rth@twiddle.net>
25 * config/alpha/alpha.c (direct_return): Move down after
26 struct machine_function definition; use saved frame_size;
28 (struct machine_function): Add sa_mask, sa_size, frame_size.
29 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
30 (alpha_compute_frame_layout): ... new function.
31 (TARGET_COMPUTE_FRAME_LAYOUT): New.
32 (alpha_initial_elimination_offset): Use saved sa_size.
33 (alpha_vms_initial_elimination_offset): Likewise.
34 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
35 (alpha_expand_prologue): Use saved frame data. Merge integer
36 and fp register save loops.
37 (alpha_expand_epilogue): Likewise.
38 (alpha_start_function): Use saved frame data.
39 * config/alpha/alpha-protos.h (direct_return): Update.
40 (alpha_sa_size): Remove.
42 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
44 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
45 multiplication by a power-of-two value.
46 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
47 and turn the modulo operation into a masking operation.
49 2019-06-05 Jakub Jelinek <jakub@redhat.com>
52 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
53 with VOIDmode inner operands.
55 2019-06-05 Richard Biener <rguenther@suse.de>
58 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
59 turn an expression graph into a tree.
61 2019-06-05 Jakub Jelinek <jakub@redhat.com>
63 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
65 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
66 treat it like explicit monotonic schedule modifier.
67 (expand_omp_for): Initialize has_lastprivate_conditional.
68 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
71 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
72 references, lookup in in hash map MEM_REF operand instead of the
74 (lower_omp_1): When looking for lastprivate conditional assignments,
75 handle MEM_REFs with REFERENCE_TYPE operands.
77 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
78 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
79 and references a VLA. Handle references to non-VLAs if is_simd
80 all privatization clauses like reductions.
81 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
82 If omp_is_reference, use always omp simd arrays and set
83 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
84 fails, emit reference initialization.
86 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
89 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
90 _mm_mask_fpclass_sd_mask): New intrinsics.
91 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
92 * config/i386/i386-builtin.def
93 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
95 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
96 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
97 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
98 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
99 case QI_FTYPE_V2SF_INT): Ditto.
101 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
102 Extended to insnstructions with mask operands.
104 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
106 * config/rs6000/constraints.md (define_register_constraint "wp"):
108 (define_register_constraint "wq"): Delete.
109 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
110 (rs6000_init_hard_regno_mode_ok): Adjust.
111 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
112 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
113 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
114 (define_mode_attr VSa): Delete.
115 (define_mode_attr VSisa): New.
116 (rest of file): Adjust.
117 * doc/md.texi (Machine Constraints): Adjust.
119 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
121 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
122 (define_attr "enabled"): Handle those new isa values.
124 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
126 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
127 (define_mode_attr VSr5): Delete.
128 (define_mode_attr VStype_sqrt): Delete.
129 (define_mode_iterator VSX_SPDP): Delete.
130 (define_mode_attr VS_spdp_res): Delete.
131 (define_mode_attr VS_spdp_insn): Delete.
132 (define_mode_attr VS_spdp_type): Delete.
133 (*vsx_sqrt<mode>2): Adjust.
134 (vsx_<VS_spdp_insn>): Delete, split to...
135 (vsx_xscvdpsp): ... this. New. And...
136 (vsx_xvcvspdp): ... this. New. And...
137 (vsx_xvcvdpsp): ... this. New.
139 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
141 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
143 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
144 (rest of file): Adjust.
146 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
148 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
149 (vsx_extract_<mode>_var): Ditto.
151 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
153 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
156 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
158 * config/rs6000/constraints.md (define_register_constraint "ww"):
160 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
161 (rs6000_init_hard_regno_mode_ok): Adjust.
162 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
163 RS6000_CONSTRAINT_ww.
164 * config/rs6000/rs6000.md: Adjust.
165 * config/rs6000/vsx.md: Adjust.
166 * doc/md.texi (Machine Constraints): Adjust.
168 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
170 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
171 (define_mode_attr sd): New.
172 (define_mode_attr s): New.
173 (define_mode_attr Ftrad): Delete.
174 (define_mode_attr Fvsx): Delete.
175 (define_mode_attr Fs): Delete.
176 (rest of file): Use the new mode attributes.
177 * config.rs6000/vsx.md: Use the new mode attributes.
179 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
181 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
184 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
186 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
187 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
188 used with VSX_B, VSX_D, or VSX_F, with just "wa".
190 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
193 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
194 C++ with strict ANSI requirements.
196 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
198 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
199 computations when step is 1.
201 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
203 * config/rs6000/constraints.md (define_register_constraint "wf"):
205 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
206 (rs6000_init_hard_regno_mode_ok): Adjust.
207 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
208 RS6000_CONSTRAINT_wf.
209 * config/rs6000/rs6000.md: Adjust.
210 * config/rs6000/vsx.md: Adjust.
211 * doc/md.texi (Machine Constraints): Adjust.
213 2019-06-04 Andrew Pinski <apinski@marvell.com>
215 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
218 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
220 * config/rs6000/constraints.md (define_register_constraint "wd"):
222 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
223 (rs6000_init_hard_regno_mode_ok): Adjust.
224 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
225 RS6000_CONSTRAINT_wd.
226 * config/rs6000/rs6000.md: Adjust.
227 * config/rs6000/vsx.md: Adjust.
228 * doc/md.texi (Machine Constraints): Adjust.
230 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
232 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
233 (rest of file): Adjust.
235 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
237 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
238 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
239 (vsx_splat_<mode>_reg): Adjust.
241 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
243 * config/rs6000/constraints.md (define_register_constraint "ws"):
245 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
246 (rs6000_init_hard_regno_mode_ok): Adjust.
247 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
248 RS6000_CONSTRAINT_ws.
249 * config/rs6000/rs6000.md: Adjust.
250 * config/rs6000/vsx.md: Adjust.
251 * doc/md.texi (Machine Constraints): Adjust.
253 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
255 * config/rs6000/constraints.md (define_register_constraint "wv"):
257 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
258 (rs6000_init_hard_regno_mode_ok): Adjust.
259 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
260 RS6000_CONSTRAINT_wv.
261 * config/rs6000/rs6000.md: Adjust.
262 * config/rs6000/vsx.md: Adjust.
263 * doc/md.texi (Machine Constraints): Adjust.
265 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
267 * config/rs6000/constraints.md (define_register_constraint "wi"):
269 (define_register_constraint "wt"): Delete.
270 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
271 (rs6000_init_hard_regno_mode_ok): Adjust.
272 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
273 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
274 * config/rs6000/rs6000.md: Adjust.
275 * config/rs6000/vsx.md: Adjust.
276 * doc/md.texi (Machine Constraints): Adjust.
278 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
280 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
282 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
283 default_elf_asm_output_external.
285 2019-06-04 Martin Liska <mliska@suse.cz>
287 * ipa-icf.c (INCLUDE_LIST): Remove.
288 (sem_item_optimizer::execute): Remove call to init_wpa.
289 * ipa-icf.h (init_wpa): Remove.
291 2019-06-04 Jakub Jelinek <jakub@redhat.com>
293 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
294 conditional on combined for simd.
295 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
297 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
298 constructs, don't remove lastprivate_conditional_map, but instead set
299 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
300 to parent construct temporaries.
301 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
302 like !ctx->lastprivate_conditional_map.
303 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
304 use up->outer context instead of up.
305 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
306 gimple_omp_for_combined_p.
307 (expand_omp_for_static_nochunk): Likewise.
308 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
309 probably moved over into expand_omp_for_generic rather than being copied
312 2019-06-04 Martin Liska <mliska@suse.cz>
314 * value-prof.c (dump_histogram_value): Fix typo.
315 (gimple_mod_subtract_transform): Likewise.
317 2019-06-04 Richard Biener <rguenther@suse.de>
320 * tree-chrec.c (chrec_contains_symbols): Add to visited.
321 (tree_contains_chrecs): Likewise.
322 (chrec_contains_symbols_defined_in_loop): Move here and avoid
323 exponential behaivor from ...
324 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
326 (expression_expensive_p): Avoid exponential behavior and compute
327 expanded size, rejecting any expansion.
328 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
329 (idx_contains_abnormal_ssa_name_p): Likewise.
330 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
331 (contains_abnormal_ssa_name_p): Simplify and use
332 walk_tree_without_duplicates.
334 2019-06-04 Richard Biener <rguenther@suse.de>
336 PR tree-optimization/90738
338 2019-06-03 Richard Biener <rguenther@suse.de>
340 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
341 full reference tree and record in ref->ref.
342 (vn_reference_lookup_3): Pass in original ref to
343 ao_ref_init_from_vn_reference.
344 (vn_reference_lookup): Likewise.
345 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
346 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
347 Handle non-decl bases in the original reference.
349 2019-06-04 Martin Liska <mliska@suse.cz>
351 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
352 number of references.
353 (sem_item_optimizer::do_congruence_step):
354 (sem_item_optimizer::worklist_push): Dump how references
356 (sem_item_optimizer::worklist_pop): Use heap.
357 (sem_item_optimizer::process_cong_reduction): Likewise.
358 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
360 2019-06-04 Martin Liska <mliska@suse.cz>
362 * ipa-icf.h (struct sem_usage_pair_hash): New.
363 (sem_usage_pair_hash::hash): Likewise.
364 (sem_usage_pair_hash::equal): Likewise.
365 (struct sem_usage_hash): Likewise.
366 * ipa-icf.c (sem_item::sem_item): Initialize
368 (sem_item::add_reference): Register a reference
369 in ref_map and not in target->usages.
370 (sem_item::setup): Remove initialization of
372 (sem_item::~sem_item): Remove usage of dead vectors.
373 (sem_item::dump): Remove dump of references.
374 (sem_item_optimizer::sem_item_optimizer): Initialize
376 (sem_item_optimizer::read_section): Remove useless
378 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
379 (sem_item_optimizer::build_graph): Pass m_references
381 (sem_item_optimizer::verify_classes): Remove usage of dead
383 (sem_item_optimizer::traverse_congruence_split): Return true
384 when a class is split.
385 (sem_item_optimizer::do_congruence_step_for_index): Use
386 hash_map for look up of (sem_item *, index). That brings
387 significant speed up.
388 (sem_item_optimizer::do_congruence_step): Return true
389 when a split is done.
390 (congruence_class::is_class_used): Use referenced_by_count.
392 2019-06-04 Alan Modra <amodra@gmail.com>
395 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
398 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
400 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
401 * config/rs6000/rs6000.c (direct_move_p): Adjust.
402 (rs6000_secondary_reload_simple_move): Adjust.
403 (rs6000_opt_masks): Neuter the "mfpgpr" option.
404 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
405 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
408 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
409 (floatunssi<mode>2_lfiwzx): Adjust.
410 (fix_trunc<mode>si2_stfiwx): Adjust.
411 (fixuns_trunc<mode>si2_stfiwx): Adjust.
412 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
413 (mfpgpr): Mark as deprecated.
414 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
415 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
416 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
418 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
420 * config/rs6000/constraints.md (define_register_constraint "wg"):
422 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
423 RS6000_CONSTRAINT_wg.
424 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
425 (rs6000_init_hard_regno_mode_ok): Adjust.
426 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
427 Delete "wg" alternatives.
428 * doc/md.texi (Machine Constraints): Adjust.
430 2019-06-03 Alan Modra <amodra@gmail.com>
432 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
433 (get_uncond_jump_length): Assert length less than INT_MAX and
436 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
439 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
441 (expand_builtin_nonlocal_goto): Likewise.
443 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
445 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
446 (aarch64_asm_output_external): Declare.
447 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
448 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
449 (aarch64_asm_output_alias): New.
450 (aarch64_asm_output_external): New.
451 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
452 (ASM_OUTPUT_EXTERNAL): Define.
454 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
455 * tree-vrp.h (value_range_base::nonzero_p): New.
456 (value_range_base::set_nonnull): Rename to...
457 (value_range_base::set_nonzero): ...this.
458 (value_range_base::set_null): Rename to...
459 (value_range_base::set_zero): ...this.
460 (value_range::set_nonnull): Remove.
461 (value_range::set_null): Remove.
462 * tree-vrp.c (range_is_null): Remove.
463 (range_is_nonnull): Remove.
464 (extract_range_from_binary_expr): Use value_range_base::*zero_p
465 instead of range_is_*null.
466 (extract_range_from_unary_expr): Same.
467 (value_range_base::set_nonnull): Rename to...
468 (value_range_base::set_nonzero): ...this.
469 (value_range::set_nonnull): Remove.
470 (value_range_base::set_null): Rename to...
471 (value_range_base::set_zero): ...this.
472 (value_range::set_null): Remove.
473 (extract_range_from_binary_expr): Rename set_*null uses to
475 (extract_range_from_unary_expr): Same.
476 (union_helper): Same.
477 * vr-values.c (get_value_range): Use set_*zero instead of
479 (vr_values::extract_range_from_binary_expr): Same.
480 (vr_values::extract_range_basic): Same.
482 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
485 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
487 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
489 * config/aarch64/iterators.md (MAX_OPP): New code attr.
490 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
491 (aarch64_<su>abd<mode>_3): ... This.
492 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
494 2019-06-03 Richard Biener <rguenther@suse.de>
496 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
497 full reference tree and record in ref->ref.
498 (vn_reference_lookup_3): Pass in original ref to
499 ao_ref_init_from_vn_reference.
500 (vn_reference_lookup): Likewise.
501 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
502 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
503 Handle non-decl bases in the original reference.
505 2019-06-03 Martin Liska <mliska@suse.cz>
507 * doc/generic.texi: Remove Java Trees.
509 2019-06-03 Martin Liska <mliska@suse.cz>
511 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
512 returns 0 when operands are equal.
514 2019-06-03 Richard Biener <rguenther@suse.de>
516 PR tree-optimization/90716
517 * tree-loop-distribution.c (destroy_loop): Process blocks in
520 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
523 * vector-builder.h (vector_builder::count_dups): New method.
524 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
526 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
527 (vec_init<mode><Vel>): New pattern.
528 * config/aarch64/aarch64.c (emit_insr): New function.
529 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
530 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
531 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
532 (aarch64_sve_expand_vector_init): Define two overloaded functions.
534 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
536 PR tree-optimization/90681
537 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
538 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
539 special case for SLP, but fail on non-groupped loads.
541 2019-06-03 Martin Liska <mliska@suse.cz>
543 * cfg.c (debug): Use TDF_DETAILS for debug and
544 print edge info only once.
546 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
549 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
551 2019-06-01 Martin Sebor <msebor@redhat.com>
554 * tree-pretty-print.c (dump_generic_node): Add parentheses.
556 2019-05-31 Jan Hubicka <jh@suse.cz>
558 * alias.c: Include ipa-utils.h.
559 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
560 * ipa-devirt.c (prevailing_odr_type): New.
561 * ipa-utils.h (previaling_odr_type): Declare.
563 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
564 Hongtao Liu <hongtao.liu@intel.com>
567 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
568 NOTE_INSN_DELETED_LABEL check.
570 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
571 Robert Suchanek <robert.suchanek@mips.com>
573 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
574 and 3rd operands of the fmadd/fmsub/maddv builtin.
576 2019-05-31 Jakub Jelinek <jakub@redhat.com>
578 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
579 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
580 on OMP_SIMD if not nested inside of worksharing loop that also has
581 lastprivate conditional clause for the same decl.
582 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
583 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
585 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
587 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
589 (lower_lastprivate_clauses): Likewise.
590 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
591 calling lower_rec_input_clauses.
592 (lower_omp_for): Likewise.
593 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
594 clause on simd construct.
595 * omp-expand.c (expand_omp_simd): Initialize cond_var if
596 OMP_CLAUSE__CONDTEMP_ clause is present.
598 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
601 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
604 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
605 TEX_D32, TEX_D64 or TEX_D128.
607 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
609 * match.pd (~(vec?cst1:cst2)): New transformation.
611 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
613 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
614 ((size_t)(A /[ex] B) CMP C): New transformation.
616 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
618 * doc/md.texi: Document define_insn_and_rewrite.
619 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
620 * gensupport.c (queue_elem): Update comment.
621 (replace_operands_with_dups): New function.
622 (gen_rewrite_sequence): Likewise.
623 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
624 * read-rtl.c (apply_subst_iterator): Likewise.
625 (add_condition_to_rtx, named_rtx_p): Likewise.
626 (rtx_reader::read_rtx_operand): Likewise.
627 * config/aarch64/aarch64-sve.md
628 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
629 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
630 define_insn_and_rewrite.
631 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
632 Remove separate define_split.
634 2019-05-31 Jan Hubicka <jh@suse.cz>
636 * tree-ssa-alias.c (type_has_components_p): New function.
637 (aliasing_component_refs_p): Use it.
639 2019-05-31 Martin Liska <mliska@suse.cz>
641 * gdbhooks.py: Add const_tree to TreePrinter.
643 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
646 * common.opt (feliminate-unused-debug-symbols): Enable by default.
647 * doc/invoke.texi (Debugging Options): Document new default of
648 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
650 2019-05-31 Jakub Jelinek <jakub@redhat.com>
652 PR tree-optimization/90671
653 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
654 template_block used to be empty on the first call, don't use
655 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
656 seq with bb_seq and set it with set_bb_seq.
658 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
660 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
662 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
663 Michael Meissner <meissner@linux.ibm.com>
665 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
666 (prefixed_mem_operand): Likewise.
667 (non_prefixed_mem_operand): Likewise.
668 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
670 * config/rs6000/rs6000.c (print_operand_address): Handle
671 PC-relative addresses.
672 (mode_supports_prefixed_address_p): New function.
673 (rs6000_prefixed_address): New function.
674 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
675 (SYMBOL_REF_PCREL_P): Likewise.
677 2019-05-30 Jakub Jelinek <jakub@redhat.com>
679 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
680 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
681 (gimplify_omp_for): If worksharing loop with lastprivate conditional
682 is nested inside of parallel region, add _condtemp_ clause to both.
683 * tree-nested.c (convert_nonlocal_omp_clauses,
684 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
686 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
688 * omp-general.c (omp_extract_for_data): Compute it.
689 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
690 (lower_rec_input_clauses): Likewise.
691 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
692 clause is already present, just add one further one after it.
693 (lower_lastprivate_clauses): Handle cond_ptr with array type.
694 (lower_send_shared_vars): Clear _condtemp_ vars.
695 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
696 or section or taskgroup.
697 * omp-expand.c (determine_parallel_type): Disallow combining only if
698 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
699 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
700 (expand_omp_for_generic, expand_omp_for_static_nochunk,
701 expand_omp_for_static_chunk, expand_omp_for): Use
702 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
703 determine if a special set of API routines are needed and if condtemp
704 needs to be initialized, while always initialize cond_var if
705 fd->lastprivate_conditional is non-zero.
707 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
708 Michael Meissner <meissner@linux.ibm.com>
710 * config/rs6000/constraints.md (eI): New constraint.
711 * config/rs6000/predicates.md (cint34_operand): New predicate.
712 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
713 (SIGNED_34BIT_OFFSET_P): Likewise.
714 * doc/md.texi (eI): Document constraint.
716 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
718 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
720 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
721 Michael Meissner <meissner@linux.ibm.com>
723 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
724 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
725 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
726 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
727 (OTHER_FUTURE_MASKS): Likewise.
728 (POWERPC_MASKS): Likewise.
729 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
730 specified without -mprefixed-addr or -mcpu=future. Error if
731 -mprefixed-addr is specified without -mcpu=future.
732 (rs6000_opt_masks): Add entry for prefixed-addr.
733 * rs6000.opt (mprefixed-addr): New option.
735 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
737 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
738 cfun->is_thunk check.
740 2019-05-30 Jakub Jelinek <jakub@redhat.com>
742 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
745 2019-05-30 Martin Liska <mliska@suse.cz>
747 * gdbinit.in: Fix 'ptc' command. Add trt
748 that prints TREE_TYPE($).
750 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
751 Alan Modra <amodra@gmail.com>
753 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
755 (rs6000_indirect_call_template_1): ...and here.
756 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
757 plt16_ha, plt16_lo, mtctr indirect calls. Use
759 (rs6000_decl_ok_for_sibcall): New function.
760 (rs6000_function_ok_for_sibcall): Refactor.
761 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
762 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
763 when pcrel. Reorganize.
764 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
765 * rs6000.h (rs6000_pltseq_enum): New enum.
766 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
767 (*pltseq_tocsave): Use rs6000_pltseq_enum.
768 (*pltseq_plt16_ha): Likewise.
769 (*pltseq_plt16_lo): Likewise.
770 (*pltseq_mtctr): Likewise.
771 (*pltseq_plt_pcrel): New insn.
772 (*call_local_aix): Handle @notoc calls.
773 (*call_value_local_aix): Likewise.
774 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
775 (*call_value_nonlocal_aix): Likewise.
776 (*call_indirect_pcrel): New insn.
777 (*call_value_indirect_pcrel): Likewise.
780 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
782 * config/i386/sse.md (*save_multiple<mode>): Rename from
784 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
785 (*restore_multiple_and_return<mode>): Rename from
786 restore_multiple_and_return<mode>.
787 (*restore_multiple_leave_return<mode>): Rename from
788 restore_multiple_leave_return<mode>.
790 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
792 * config.gcc (rx-*-linux*): New target.
793 * config/rx/elf.opt: New file.
794 * config/rx/linux.h: Likewise.
795 * config/rx/t-linux: Likewise.
796 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
798 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
799 (ASM_APP_OFF): Likewise.
800 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
803 2019-05-29 Jan Hubicka <jh@suse.cz>
805 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
806 variants are pointer equivalent.
808 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
810 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
811 * config/aarch64/aarch64-sve2.md: New file.
812 (<u>avg<mode>3_floor): New pattern.
813 (<u>avg<mode>3_ceil): Likewise.
814 (*<sur>h<addsub><mode>): Likewise.
815 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
816 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
818 2019-05-29 Jakub Jelinek <jakub@redhat.com>
821 * optc-save-gen.awk: In cl_optimization_print, use correct condition
822 for var_opt_string printing. In cl_optimization_print_diff, print
823 (null) instead of invoking undefined behavior if one of the
824 var_opt_string pointers is NULL and use && instead of first || in the
825 guarding condition. For var_target_other options, handle const char *
826 target variables similarly to const char * optimize node variables.
828 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
830 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
831 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
832 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
833 Add autib1716 and pacib1716 initialisation.
834 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
835 for autib1716 and pacib1716.
836 * config/aarch64/aarch64-protos.h (aarch64_key_type,
837 aarch64_post_cfi_startproc): Define.
838 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
839 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
840 aarch64_handle_pac_ret_protection): Set default sign key to A.
841 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
842 aarch64_expand_prologue): Add check for b-key.
843 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
844 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
845 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
846 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
847 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
848 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
849 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
850 * config/aarch64/aarch64.md (do_return): Add check for b-key.
851 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
852 pauth_hint_num_a with pauth_hint_num.
853 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
854 pauth_hint_num_a with pauth_hint_num.
855 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
856 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
857 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
858 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
859 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
860 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
861 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
862 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
863 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
864 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
865 UNSPEC_AUTIA1716 respectively.
866 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
867 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
868 * doc/invoke.texi (-mbranch-protection): Add b-key type.
869 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
870 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
872 2019-05-29 Jakub Jelinek <jakub@redhat.com>
874 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
875 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
876 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
877 explicit clause on combined parallel into implicit shared clause.
878 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
879 and firstprivate if the decl has one too from combined parallel to
880 the worksharing construct.
882 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
883 Michael Meissner <meissner@linux.ibm.com>
885 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
887 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
889 * rtl.h (LABEL_REF_P): New #define.
891 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
893 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
895 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
897 * internal-fn.c: Marked mask_load_direct as vectorizable.
898 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
899 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
900 combined even if masks different with allow_slp_p param.
901 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
902 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
903 dissolve SLP-only vectorizable groups when SLP has been discarded.
904 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
905 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
907 (vect_build_slp_tree_1): Fixed comment typo.
908 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
909 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
911 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
913 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
915 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
917 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
918 Remove obsolete use_thunk reference.
919 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
920 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
921 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
922 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
923 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
924 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
925 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
926 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
927 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
929 2019-05-28 Nathan Sidwell <nathan@acm.org>
931 * tree.h (IDENTIFIER_ANON_P): New.
932 (anon_aggrname_format, anon_aggname_p): Don't declare.
933 (make_anon_name): Declare.
934 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
935 (hash_tree): Likewise.
936 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
937 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
938 (anon_cnt, make_anon_name): New.
940 2019-05-28 Martin Liska <mliska@suse.cz>
943 * opts-global.c (decode_options): Print help for all
944 help_option_arguments.
945 * opts.c (print_help): Add new argument.
946 (common_handle_option): Remember all values into
947 help_option_arguments.
948 * opts.h (print_help): Add new argument.
950 2019-05-28 Martin Liska <mliska@suse.cz>
953 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
954 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
955 (func_checker::compare_bb): Call compare_loops.
957 2019-05-27 Jakub Jelinek <jakub@redhat.com>
959 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
960 on sections construct.
961 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
963 (lower_omp_sections): Handle lastprivate conditional.
964 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
965 lastprivate_conditional_map.
966 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
968 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
969 critical, taskgroup and section regions when looking for a region
970 with non-NULL lastprivate_conditional_map.
972 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
974 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
975 (*ix86_gen_sub3): Ditto.
976 (*ix86_gen_sub3_carry): Ditto.
977 (*ix86_gen_one_cmpl2): Ditto.
978 (*ix86_gen_andsp): Ditto.
979 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
980 (gen_and2_insn): New static function.
981 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
982 Use gen_add3_insn instead of ix86_gen_add3.
983 (ix86_expand_split_stack_prologue): Use gen_add2_insn
984 instead of ix86_gen_add3.
985 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
986 Use gen_sub3_insn instead of ix86_gen_sub3.
987 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
988 instead of ix86_gen_add3.
989 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
990 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
991 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
992 * config/i386/i386-options.c (ix86_option_override_internal):
993 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
994 ix86_gen_one_cmpl2 and ix86_gen_andsp.
996 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
998 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
999 and DW_OP_GNU_const_index opcodes.
1001 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1003 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1005 2019-05-27 Richard Biener <rguenther@suse.de>
1007 PR tree-optimization/90637
1008 * tree-ssa-sink.c (statement_sink_location): Honor the
1009 computed sink location for single-uses.
1011 2019-05-27 Richard Biener <rguenther@suse.de>
1014 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1017 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1019 * config/i386/i386.md (@sub<mode>3_carry): Rename
1020 from sub<mode>3_carry.
1021 (@leave_<mode>): New expander.
1022 (*leave): Rename from leave.
1023 (*leave_rex64): Rename from leave_rex64.
1024 (@monitorx_<mode>): Rename from monitorx_<mode>.
1025 (@clzero_<mode>): Rename from clzero_<mode>.
1026 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1027 from sse3_monitor_<mode>.
1028 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1029 (*ix86_gen_leave): Ditto.
1030 (*ix86_gen_monitor): Ditto.
1031 (*ix86_gen_monitorx): Ditto.
1032 (*ix86_gen_clzero): Ditto.
1033 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1034 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1035 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1036 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1037 Use gen_sse3_monitor instead of ix86_gen_monitor.
1038 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1039 instead of ix86_gen_monitorx.
1040 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1041 instead of ix86_gen_clzero.
1042 * config/i386/i386-options.c (ix86_option_override_internal):
1043 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1044 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1046 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1048 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1049 Rename from tls_global_dynamic_64_<mode>.
1050 (@tls_local_dynamic_base_64_<mode>): Rename from
1051 tls_local_dynamic_base_64_<mode>.
1052 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1053 Remove indirect function.
1054 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1055 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1056 instead of ix86_gen_tls_global_dynamic_64.
1057 Use gen_tls_local_dynamic_base_64 instead of
1058 ix86_gen_tls_local_dynamic_base_64.
1059 * config/i386/i386-options.c (ix86_option_override_internal):
1060 Do not initialize ix86_gen_tls_global_dynamic_64 and
1061 ix86_gen_tls_local_dynamic_base_64.
1063 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1065 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1066 Rename from pro_epilogue_adjust_stack_<mode>_add.
1067 (@pro_epilogue_adjust_stack_sub_<mode>)
1068 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1069 (@allocate_stack_worker_probe_<mode>):
1070 Rename from allocate_stack_worker_probe_<mode>.
1071 (allocate_stack): Use gen_allocate_stack_worker_probe.
1072 (probe_stack): Use gen_probe_stack_1.
1073 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1074 (@adjust_stack_and_probe_<mode>): Rename from
1075 adjust_stack_and_probe<mode>.
1076 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1077 (stack_protect_set): Use gen_stack_protect_set_1.
1078 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1079 (stack_protect_test): Use gen_stack_protect_test_1.
1080 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1081 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1082 Remove indirect function.
1083 (*ix86_gen_adjust_stack_and_probe): Ditto.
1084 (*ix86_gen_probe_stack_range): Ditto.
1085 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1086 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1087 (ix86_adjust_stack_and_probe_stack_clash): Use
1088 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1089 (ix86_adjust_stack_and_probe): Ditto.
1090 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1091 of ix86_gen_probe_stack_range.
1092 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1093 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1094 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1095 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1096 CODE_FOR_stack_protect_test_{si,di}.
1097 * config/i386/i386-options.c (ix86_option_override_internal):
1098 Do not initialize ix86_gen_allocate_stack_worker,
1099 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1101 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1103 * doc/invoke.texi (Link Options): Many editorial changes around
1106 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1108 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1109 pre-Solaris 11 referene and most Studio compiler details.
1111 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1114 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1115 DImode to SImode in floating-point registers on 64-bit target.
1116 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1117 register_operand in xmpyu patterns.
1119 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1121 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1122 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1123 OMP_CLAUSE__REDUCTEMP_.
1124 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1125 OMP_CLAUSE__CONDTEMP_.
1126 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1127 * tree-pretty-print.c (dump_omp_clause): Likewise.
1128 * tree-nested.c (convert_nonlocal_omp_clauses,
1129 convert_local_omp_clauses): Likewise.
1130 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1131 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1132 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1134 (gimplify_omp_for): Warn and disable conditional modifier from
1135 lastprivate on loop iterators.
1136 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1138 * omp-general.c (omp_extract_for_data): Initialize it.
1139 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1141 (delete_omp_context): Delete it.
1142 (lower_lastprivate_conditional_clauses): New function.
1143 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1144 handle lastprivate conditional clauses.
1145 (lower_reduction_clauses): Add CLIST argument, emit it into
1146 the critical section if any.
1147 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1148 lower_reduction_clauses callers.
1149 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1150 to lower_lastprivate_clauses.
1151 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1152 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1153 clist into a critical section if not emitted there already by
1154 lower_reduction_clauses.
1155 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1157 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1158 conditional variables.
1159 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1161 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1162 expand_omp_for_static_chunk): Handle lastprivate conditional.
1163 (expand_omp_for): Handle fd.lastprivate_conditional like
1166 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1168 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1169 kernel does not exit cleanly.
1170 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1172 2019-05-24 Jason Merrill <jason@redhat.com>
1175 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1177 2019-05-24 Richard Biener <rguenther@suse.de>
1180 * tree-loop-distribution.c (struct partition): Add location
1182 (partition_alloc): Initialize all fields.
1183 (generate_memset_builtin): Use the location recorded in the
1184 partition for the generated call.
1185 (generate_memcpy_builtin): Likewise.
1186 (classify_partition): Record the location of a single store
1187 as location for the partition.
1189 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1191 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1194 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1197 * common/config/aarch64/aarch64-common.c
1198 (aarch64_rewrite_selected_cpu): Change local temporary variable
1199 type from unsigned long to uint64_t.
1200 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1201 aarch64_get_extension_string_for_isa_flags): Change declaration to
1202 match new definition by replacing unsigned long with uint64_t.
1204 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1207 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1208 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1209 Handle stack_protect_test_<mode> codegen similarly to corresponding
1212 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1214 * config/i386/darwin.h: Reject -mfentry*.
1215 * doc/sourcebuild.texi: Document mfentry target support.
1217 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1219 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1220 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1221 false for PC-relative functions.
1222 (rs6000_output_function_prologue): Change called function name to
1223 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1224 name,1" for PC-relative functions.
1225 (rs6000_elf_declare_function_name): Change called function name to
1226 rs6000_global_entry_point_prologue_needed_p.
1228 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1231 * config/i386/i386.c (gen_rtx_cost):
1232 Use ix86_tune_cost instead of ix86_cost.
1234 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1235 Michael Meissner <meissner@linux.ibm.com>
1236 Segher Boessenkool <segher@kernel.crashing.org>
1238 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1240 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1241 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1242 (rs6000_fndecl_pcrel_p): Likewise.
1243 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1244 error if -mpcrel is requested without -mcpu=future.
1245 (rs6000_opt_masks): Add entry for pcrel.
1246 (rs6000_fndecl_pcrel_p): New function.
1247 (rs6000_pcrel_p): Likewise.
1248 * config/rs6000/rs6000.opt (mpcrel): New option.
1249 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1251 2019-05-23 Jan Hubicka <jh@suse.cz>
1252 Martin Liska <mliska@suse.cz>
1254 PR tree-optimization/90576
1255 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1257 (aliasing_component_refs_p): Fix three way size compare conditional;
1258 give up earlier in case we can not decide on equivalence.
1260 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1261 Michael Meissner <meissner@linux.ibm.com>
1262 Segher Boessenkool <segher@kernel.crashing.org>
1264 * config.gcc: Add future cpu.
1265 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1266 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1268 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1269 (RS6000_CPU): New instantiation for future cpu.
1270 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1272 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1273 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1274 * config/rs6000/rs6000-tables.opt: Regenerate.
1275 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1276 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1277 (rs6000_machine_from_flags): Handle future cpu.
1278 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1279 PROCESSOR_POWER9 for now.
1280 (rs6000_adjust_cost): Likewise.
1281 (rs6000_issue_rate): Likewise.
1282 (rs6000_register_move_cost): Likewise.
1283 (rs6000_opt_masks): Add entry for future.
1284 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1285 (MASK_FUTURE): New #define.
1286 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1287 * config/rs6000/rs6000.opt (mfuture): New target option.
1288 * doc/invoke.texi (mcpu): Add future cpu.
1290 2019-05-23 Martin Liska <mliska@suse.cz>
1293 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1294 operation points to a temporary (pointed via tree_to_wide_ref)
1295 that is out of scope after the &.
1297 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1300 * doc/extend.texi (Function Names): Add missing word.
1302 2019-05-23 Richard Biener <rguenther@suse.de>
1304 PR tree-optimization/88440
1305 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1307 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1309 (generate_memcpy_builtin): Likewise.
1310 (distribute_loop): Pass in whether to only distribute patterns.
1311 (prepare_perfect_loop_nest): Also allow size optimization.
1312 (pass_loop_distribution::execute): When optimizing a loop
1313 nest for size allow pattern replacement.
1315 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1318 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1321 2019-05-23 Martin Liska <mliska@suse.cz>
1324 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1325 expression similarly to gimplify_decl_expr.
1327 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1329 * cse.c (cse_dump_path): s/dump_file/f.
1331 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1334 * diagnostic-format-json.cc: Include "selftest.h".
1335 (json_from_expanded_location): Only add "file" key for non-NULL
1337 (json_from_location_range): Don't add "start" and "finish"
1338 children if they are UNKNOWN_LOCATION.
1339 (selftest::test_unknown_location): New selftest.
1340 (selftest::test_bad_endpoints): New selftest.
1341 (selftest::diagnostic_format_json_cc_tests): New function.
1342 * json.cc (json::object::get): New function.
1343 (selftest::test_object_get): New selftest.
1344 (selftest::json_cc_tests): Call it.
1345 * json.h (json::object::get): New decl.
1346 * selftest-run-tests.c (selftest::run_tests): Call
1347 selftest::diagnostic_format_json_cc_tests.
1348 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1351 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1352 Andrew Stubbs <amd@codesourcery.com>
1354 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1355 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1356 (kernel): Rename to...
1357 (main_kernel): ... this.
1358 (load_image): Load _init_array and _fini_array kernels.
1359 (run): Add argument for kernel to run.
1360 (main): Run init_array_kernel before main_kernel, and
1361 fini_array_kernel after.
1362 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1363 amdgpu_hsa_kernel attribute on functions.
1364 (gcn_disable_constructors): Delete.
1365 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1366 * config/gcn/crt0.c (size_t): Define.
1367 (_init_array, _fini_array): New.
1368 (__preinit_array_start, __preinit_array_end,
1369 __init_array_start, __init_array_end,
1370 __fini_array_start, __fini_array_end): Declare weak references.
1372 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1374 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1376 2019-05-22 Jason Merrill <jason@redhat.com>
1378 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1380 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1383 * config/i386/i386-options.c (ix86_init_machine_status): Set
1384 stack_frame_required to true.
1385 * config/i386/i386.c (ix86_get_frame_size): New function.
1386 (ix86_frame_pointer_required): Replace get_frame_size with
1387 ix86_get_frame_size.
1388 (ix86_compute_frame_layout): Likewise.
1389 (ix86_find_max_used_stack_alignment): Changed to void. Set
1390 stack_frame_required.
1391 (ix86_finalize_stack_frame_flags): Always call
1392 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1393 ix86_get_frame_size.
1394 * config/i386/i386.h (machine_function): Add stack_frame_required.
1396 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1398 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1400 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1402 * common/config/aarch64/aarch64-common.c
1403 (struct aarch64_option_extension, struct processor_name_to_arch,
1404 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1405 aarch64_contains_opt,
1406 aarch64_get_extension_string_for_isa_flags): Change type of
1407 variables storing flags to uint64_t.
1408 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1409 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1410 * config/aarch64/aarch64.c (struct processor,
1411 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1412 aarch64_validate_march, aarch64_override_options,
1413 aarch64_option_print, aarch64_handle_attr_isa_flags,
1414 aarch64_declare_function_name, aarch64_start_file): Make flag
1416 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1417 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1418 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1419 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1420 * config/aarch64/driver-aarch64.c
1421 (struct aarch64_arch_extension, struct aarch64_core_data,
1422 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1423 flag variables uint64_t.
1424 * doc/invoke.texi: Add documentation for new arguments.
1426 2019-05-22 Richard Biener <rguenther@suse.de>
1428 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1430 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1432 2019-05-22 Martin Liska <mliska@suse.cz>
1435 * doc/extend.texi: Document the change.
1437 2019-05-22 Richard Biener <rguenther@suse.de>
1439 PR tree-optimization/90450
1440 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1441 (mem_ref_hasher::equal): Check it.
1442 (mem_ref_alloc): Initialize it.
1443 (gather_mem_refs_stmt): Set it.
1445 2019-05-22 Richard Biener <rguenther@suse.de>
1447 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1449 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1452 2019-05-22 Alan Modra <amodra@gmail.com>
1454 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1455 (ASM_CPU_SPEC): Conditionally add -many.
1456 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1457 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1458 (rs6000_file_start): ..extracted from here, and modified to
1460 (rs6000_output_function_prologue): Emit .machine as necessary.
1461 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1463 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1464 added by check_vect_support_and_set_flags.
1465 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1466 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1468 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1471 * ira-lives.c (process_bb_node_lives): Consider defs
1472 for a call insn to be die before the call, not after.
1474 * function.c (assign_parm_setup_block): Raise alignment of
1475 stacked parameter only for STRICT_ALIGNMENT targets.
1477 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1479 * config/rs6000/constraints.md (define_register_constraint "wz"):
1481 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1482 RS6000_CONSTRAINT_wz.
1483 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1484 (rs6000_init_hard_regno_mode_ok): Adjust.
1485 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1486 * doc/md.texi (Machine Constraints): Adjust.
1488 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1490 * config/rs6000/constraints.md (define_register_constraint "wl"):
1492 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1493 RS6000_CONSTRAINT_wl.
1494 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1495 (rs6000_init_hard_regno_mode_ok): Adjust.
1496 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1497 * doc/md.texi (Machine Constraints): Adjust.
1499 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1501 * config/rs6000/constraints.md (define_register_constraint "wm"):
1503 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1504 RS6000_CONSTRAINT_wm.
1505 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1506 (rs6000_init_hard_regno_mode_ok): Adjust.
1507 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1508 * doc/md.texi (Machine Constraints): Adjust.
1510 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1512 * config/rs6000/constraints.md (define_register_constraint "wk"):
1514 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1515 RS6000_CONSTRAINT_wk.
1516 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1517 (rs6000_init_hard_regno_mode_ok): Adjust.
1518 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1519 * doc/md.texi (Machine Constraints): Adjust.
1521 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1523 * config/rs6000/constraints.md (define_register_constraint "wj"):
1525 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1526 RS6000_CONSTRAINT_wj.
1527 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1528 (rs6000_init_hard_regno_mode_ok): Adjust.
1529 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1531 * config/rs6000/vsx.md: Ditto.
1532 * doc/md.texi (Machine Constraints): Adjust.
1534 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1536 * config/rs6000/constraints.md (define_register_constraint "wh"):
1538 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1539 RS6000_CONSTRAINT_wh.
1540 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1541 (rs6000_init_hard_regno_mode_ok): Adjust.
1542 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1543 * doc/md.texi (Machine Constraints): Adjust.
1545 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1548 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1549 Avoid calling gen_lowpart with CONST operand.
1551 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1553 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1554 field template_last_to_copy.
1555 (ssa_create_duplicates): Set it, and use it. Attempt to
1556 preserve more debug stmts.
1558 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1560 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1561 (signbit<mode>2): New expander
1563 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1566 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1567 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1569 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1571 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1572 %ebx and %ecx bafore calling cpuid with leaf 1 or
1573 non-constant leaf argument.
1575 2019-05-21 Alan Modra <amodra@gmail.com>
1578 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1579 power9 direct move cost.
1580 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1581 Correct comments and rename functions to suit parameters.
1583 2019-05-21 Richard Biener <rguenther@suse.de>
1586 * fold-const.c (fold_read_from_vector): New function.
1587 * fold-const.h (fold_read_from_vector): Declare.
1588 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1589 single-element insert permutations. Canonicalize selector
1590 further and fix issue with last commit.
1592 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1594 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1595 parameter with default value false to declaration.
1596 (split_edges_for_insertion): New inline function. Wrapper for
1597 split_critical_edges with for_edge_insertion_p = true.
1598 * tree-cfg.c (split_critical_edges): Don't split non-critical
1599 edges if for_edge_insertion_p is false. Fix whitespace.
1600 * tree-ssa-pre.c (pass_pre::execute): Call
1601 split_edges_for_insertion instead of split_critical_edges.
1602 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1603 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1604 (pass_data_sink_code): Update function name in the comment.
1606 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1608 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1609 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1610 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1611 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1614 2019-05-21 Martin Liska <mliska@suse.cz>
1616 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1618 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1619 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1621 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1623 (rs6000_function_arg): Likewise.
1624 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1625 (rs6000_expand_ternop_builtin): Use interval syntax.
1626 (get_element_number): Likewise.
1627 (altivec_expand_builtin): Likewise.
1628 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1632 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1636 * function.h (struct function): Add calls_eh_return member.
1637 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1638 gimplifying __builtin_eh_return call.
1639 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1641 (expand_call_inline): Or in src_cfun->calls_eh_return into
1642 dst_cfun->calls_eh_return.
1643 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1644 cfun->calls_eh_return.
1645 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1646 * lto-streamer-out.c (output_struct_function_base): Write
1649 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1651 PR rtl-optimization/43147
1652 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1653 IX86_BUILTIN_SHUFPD.
1655 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1657 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1658 (refs_may_alias_p_1): ... here; update stats.
1659 (refs_may_alias_p): Do not update stats here.
1661 2019-05-20 Richard Biener <rguenther@suse.de>
1663 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1664 doesn't produce pointers.
1665 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1666 the first operand points to.
1668 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1670 * tree-ssa-alias.c (compare_sizes): New function.
1671 (sompare_type_sizes): New function
1672 (aliasing_component_refs_p): Use it.
1673 (indirect_ref_may_alias_decl_p): Likewise.
1675 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1677 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1679 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1681 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1682 (LIBLSAN_EARLY_SPEC): Likewise.
1683 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1685 2019-05-20 Martin Liska <mliska@suse.cz>
1687 * config/i386/i386.c (ix86_libc_has_fast_function):
1688 Add ATTRIBUTE_UNUSED for the argument.
1690 2019-05-20 Richard Biener <rguenther@suse.de>
1692 * gimple-match-head.c: Include vec-perm-indices.h.
1693 * generic-match-head.c: Likewise.
1694 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1696 * fold-const.c (fold_vec_perm): Export.
1697 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1698 (match.pd): ...here.
1700 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1702 * cfgloop.h (struct loop): Add simdlen member.
1703 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1704 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1705 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1706 as new argument to autovectorize_vector_sizes target hook. If
1707 loop->simdlen, pick up vector size where the vectorization factor
1708 is equal to loop->simd, and if there is none, fall back to the first
1710 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1712 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1713 * omp-general.c (omp_max_vf): Likewise.
1714 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1715 * tree-vect-slp.c (vect_slp_bb): Likewise.
1716 * target.def (autovectorize_vector_sizes): Add ALL argument and
1718 * doc/tm.texi: Adjust documentation.
1719 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1720 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1721 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1723 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1724 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1725 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1726 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1727 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1728 preferred vector size is not 512-bit or 256-bit, just put those
1729 unpreferred ones last.
1731 2019-05-20 Martin Liska <mliska@suse.cz>
1733 * targhooks.c (default_libc_has_fast_function): New function.
1734 * targhooks.h (default_libc_has_fast_function): Likewise.
1736 2019-05-20 Martin Liska <mliska@suse.cz>
1739 * builtins.c (expand_builtin_memory_copy_args): When having a
1740 target with fast mempcpy implementation do now use memcpy.
1741 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1742 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1743 * doc/tm.texi: Likewise.
1744 * doc/tm.texi.in: Likewise.
1746 * expr.c (emit_block_move_hints): Add 2 new arguments.
1747 * expr.h (emit_block_move_hints): Bail out when libcall
1748 to memcpy would be used.
1750 2019-05-20 Martin Liska <mliska@suse.cz>
1752 * profile-count.c: Add vertical spacing in order
1753 to separate functions.
1754 * profile-count.h: Likewise.
1756 2019-05-20 Martin Liska <mliska@suse.cz>
1758 * profile-count.h: Do not use full qualified
1760 * profile-count.c (profile_count::to_frequency): Likewise.
1762 2019-05-20 Martin Liska <mliska@suse.cz>
1764 * profile-count.h (enum profile_quality): Use capital letters
1765 for enum value names. Use the adjusted names.
1766 * profile-count.c: Use the adjusted names.
1768 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1770 * config/rs6000/constraints.md (define_register_constraint "wH"):
1772 (define_register_constraint "wI"): Delete.
1773 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1774 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1775 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1776 (rs6000_init_hard_regno_mode_ok): Adjust.
1777 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1778 resp. "d", or with "wa" as appropriate, all with "p8v".
1779 * config/rs6000/vsx.md: Ditto.
1780 * doc/md.texi (Machine Constraints): Adjust.
1782 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1784 * config/rs6000/constraints.md (define_register_constraint "wy"):
1786 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1787 RS6000_CONSTRAINT_wy.
1788 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1789 (rs6000_init_hard_regno_mode_ok): Adjust.
1790 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1791 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1792 (define_mode_attr Fisa): New.
1793 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1794 * doc/md.texi (Machine Constraints): Adjust.
1796 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1798 * config/rs6000/constraints.md (define_register_constraint "wu"):
1800 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1801 RS6000_CONSTRAINT_wu.
1802 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1803 (rs6000_init_hard_regno_mode_ok): Adjust.
1804 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1806 (define_mode_attr Fa): Delete.
1807 * config/rs6000/vsx.md: Ditto.
1808 * doc/md.texi (Machine Constraints): Adjust.
1810 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1812 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1814 (define_register_constraint "wK"): Delete.
1815 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1816 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1817 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1818 (rs6000_init_hard_regno_mode_ok): Adjust.
1819 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1820 Replace "wK" constraint by "wH" with "p9v".
1821 * config/rs6000/vsx.md: Ditto.
1822 * doc/md.texi (Machine Constraints): Adjust.
1824 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1826 * config/rs6000/constraints.md (define_register_constraint "wb"):
1828 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1829 RS6000_CONSTRAINT_wb.
1830 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1831 (rs6000_init_hard_regno_mode_ok): Adjust.
1832 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1833 * config/rs6000/vsx.md: Ditto.
1834 * doc/md.texi (Machine Constraints): Adjust.
1836 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1838 * config/rs6000/constraints.md (define_register_constraint "wo"):
1840 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1841 RS6000_CONSTRAINT_wo.
1842 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1843 (rs6000_init_hard_regno_mode_ok): Adjust.
1844 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1845 * config/rs6000/altivec.md: Ditto.
1846 * doc/md.texi (Machine Constraints): Adjust.
1848 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1850 * config/darwin-c.c (darwin_register_objc_includes): Do not
1851 prepend the sysroot when building gnu-runtime header search
1854 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1856 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1857 instead of direct output of the asm.
1859 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1861 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1862 argument to be type bool (was int before).
1863 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1864 at first use. Use type bool for some variables. Fix a theoretical
1865 eh_return bug for svr4.
1867 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1869 * config/rs6000/rs6000.md (isa): New attribute.
1870 (enabled): New attribute.
1872 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1874 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1875 assemble_start_function and assemble_end_function.
1877 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1880 * omp-general.c (oacc_verify_routine_clauses): Change formal
1881 parameters. Add checking if already marked with an OpenACC
1882 'routine' directive. Adjust all users.
1885 * omp-general.c (oacc_build_routine_dims): Move some of its
1887 (oacc_verify_routine_clauses): ... this new function.
1888 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1890 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1892 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1893 formating of picbase labels to match other ports.
1895 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1897 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1898 in the generated code.
1900 2019-05-16 Martin Sebor <msebor@redhat.com>
1902 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1903 identifiers, keywords, operators, and types in diagnostics. Correct
1904 quoting, spelling, and sentence capitalization issues.
1905 (expand_builtin_atomic_is_lock_free): Same.
1906 (fold_builtin_next_arg): Same.
1907 * cfgexpand.c (expand_one_var): Same.
1908 (tree_conflicts_with_clobbers_p): Same.
1909 (expand_asm_stmt): Same.
1910 (verify_loop_structure): Same.
1911 * cgraphunit.c (process_function_and_variable_attributes): Same.
1912 * collect-utils.c (collect_execute): Same.
1913 * collect2.c (maybe_run_lto_and_relink): Same.
1914 (is_lto_object_file): Same.
1915 (scan_prog_file): Same.
1916 * convert.c (convert_to_real_1): Same.
1917 * dwarf2out.c (dwarf2out_begin_prologue): Same.
1918 * except.c (verify_eh_tree): Same.
1919 * gcc.c (execute): Same.
1920 (eval_spec_function): Same.
1921 (run_attempt): Same.
1922 (driver::set_up_specs): Same.
1923 (compare_debug_auxbase_opt_spec_function): Same.
1924 * gcov-tool.c (unlink_gcda_file): Same.
1927 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
1928 * gimplify.c (gimplify_asm_expr): Same.
1929 (gimplify_adjust_omp_clauses): Same.
1930 * hsa-gen.c (gen_hsa_addr_insns): Same.
1931 (gen_hsa_insns_for_load): Same.
1932 (gen_hsa_cmp_insn_from_gimple): Same.
1933 (gen_hsa_insns_for_operation_assignment): Same.
1934 (gen_get_level): Same.
1935 (gen_hsa_alloca): Same.
1936 (omp_simple_builtin::generate): Same.
1937 (gen_hsa_atomic_for_builtin): Same.
1938 (gen_hsa_insns_for_call): Same.
1939 * input.c (dump_location_info): Same.
1940 * ipa-devirt.c (compare_virtual_tables): Same.
1941 * ira.c (ira_setup_eliminable_regset): Same.
1942 * lra-assigns.c (lra_assign): Same.
1943 * lra-constraints.c (lra_constraints): Same.
1944 * lto-streamer-in.c (lto_input_mode_table): Same.
1945 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1946 (merge_and_complain): Same.
1947 (compile_offload_image): Same.
1948 (compile_images_for_offload_targets): Same.
1949 (debug_objcopy): Same.
1952 * opts.c (print_specific_help): Same.
1953 (parse_no_sanitize_attribute): Same.
1955 (handle_param): Same.
1956 * plugin.c (add_new_plugin): Same.
1957 (parse_plugin_arg_opt): Same.
1958 (try_init_one_plugin): Same.
1959 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1960 operators, and types in diagnostics. Correct quoting and spelling
1962 * read-rtl-function.c (parse_edge_flag_token): Same.
1963 (function_reader::parse_enum_value): Same.
1964 * reg-stack.c (check_asm_stack_operands): Same.
1965 * regcprop.c (validate_value_data): Same.
1966 * sched-rgn.c (make_pass_sched_fusion): Same.
1967 * stmt.c (check_unique_operand_names): Same.
1968 * targhooks.c (default_target_option_pragma_parse): Same.
1969 * tlink.c (recompile_files): Same.
1970 * toplev.c (process_options): Same.
1972 * trans-mem.c (diagnose_tm_1): Same.
1973 (ipa_tm_scan_irr_block): Same.
1974 (ipa_tm_diagnose_transaction): Same.
1975 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1976 format a tree code name in a diagnostic.
1977 (verify_types_in_gimple_min_lval): Same.
1978 (verify_types_in_gimple_reference): Same.
1979 (verify_gimple_call): Same.
1980 (verify_gimple_assign_unary): Same.
1981 (verify_gimple_assign_binary): Same.
1982 (verify_gimple_assign_ternary): Same.
1983 (verify_gimple_assign_single): Same.
1984 (verify_gimple_switch): Same.
1985 (verify_gimple_label): Same.
1986 (verify_gimple_phi): Same.
1987 (verify_gimple_in_seq): Same.
1988 (verify_eh_throw_stmt_node): Same.
1989 (collect_subblocks): Same.
1990 (gimple_verify_flow_info): Same.
1991 (do_warn_unused_result): Same.
1992 * tree-inline.c (expand_call_inline): Same.
1993 * tree-into-ssa.c (update_ssa): Same.
1994 * tree.c (tree_int_cst_elt_check_failed): Same.
1995 (tree_vec_elt_check_failed): Same.
1996 (omp_clause_operand_check_failed): Same.
1997 (verify_type_variant): Same.
1998 (verify_type): Same.
1999 * value-prof.c (verify_histograms): Same.
2000 * varasm.c (assemble_start_function): Same.
2002 2019-05-16 Martin Sebor <msebor@redhat.com>
2004 * config/i386/i386-expand.c (get_element_number): Quote keywords
2005 and other internal names in diagnostics. Adjust other diagnostic
2006 formatting issues noted by -Wformat-diag.
2007 * config/i386/i386-features.c
2008 (ix86_mangle_function_version_assembler_name): Same.
2009 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2010 * config/i386/i386.c (ix86_function_type_abi): Same.
2011 (ix86_function_ms_hook_prologue): Same.
2012 (classify_argument): Same.
2013 (ix86_expand_prologue): Same.
2014 (ix86_md_asm_adjust): Same.
2015 (ix86_memmodel_check): Same.
2017 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2019 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2020 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2023 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2026 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2027 intrinsics without SSE/SSE2/SSSE3.
2028 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2030 (*mmx_uavgv8qi3): Likewise.
2032 2019-05-17 Richard Biener <rguenther@suse.de>
2034 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2035 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2037 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2039 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2040 vec_sldw insn pattern.
2042 2019-05-17 Richard Biener <rguenther@suse.de>
2044 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2046 2019-05-17 Martin Liska <mliska@suse.cz>
2049 * toplev.c (output_stack_usage): With LTO and sanitizer it
2050 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2051 has no file location.
2053 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2056 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2057 sz0 is equal to sz1, instead return false in that case.
2059 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2060 has non-constant expression, force sctx.lane and use two
2061 argument IFN_GOMP_SIMD_LANE instead of single argument.
2062 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2063 two argument IFN_GOMP_SIMD_LANE without lhs.
2064 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2066 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2068 (LOOP_REQUIRES_VERSIONING): Or in
2069 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2070 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2072 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2073 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2074 from simd if clause if needed.
2076 2019-05-16 Richard Biener <rguenther@suse.de>
2078 * tree-affine.c (expr_to_aff_combination): New function split
2080 (tree_to_aff_combination): ... here.
2081 (aff_combination_expand): Avoid building a GENERIC tree.
2083 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2085 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2086 assemble_start_function and assemble_end_function calls.
2087 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2088 assemble_start_function and assemble_end_function.
2089 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2090 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2091 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2092 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2093 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2094 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2095 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2096 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2097 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2098 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2099 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2100 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2102 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2103 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2104 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2105 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2106 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2107 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2108 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2109 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2110 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2111 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2112 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2113 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2114 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2115 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2117 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2118 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2119 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2121 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2123 * tree-ssa-alias.c (alias_stats): Add
2124 aliasing_component_refs_p_may_alias and
2125 aliasing_component_refs_p_no_alias.
2126 (dump_alias_stats): Print aliasing_component_refs_p stats.
2127 (aliasing_component_refs_p): Update stats.
2129 2019-05-16 Martin Liska <mliska@suse.cz>
2132 * multiple_target.c (expand_target_clones): Do not allow
2133 target_clones being used with a symbol that is an alias.
2135 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2137 PR tree-optimization/90394
2138 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2139 positives rather than ICE for cases where (code2 == NE_EXPR
2140 && code1 == BIT_AND_EXPR).
2142 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2145 * tree-core.h (struct tree_decl_common): Document
2146 decl_nonshareable_flag for PARM_DECLs.
2147 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2148 * calls.c (expand_call): Don't try tail call if caller
2149 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2150 passed on the stack and callee needs to pass any arguments on the
2152 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2153 else if instead of series of mutually exclusive ifs. Handle
2154 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2155 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2157 * lto-streamer.h (LTO_major_version): Bump to 9.
2159 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2161 PR tree-optimization/90106
2162 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2163 new parameter as new internal function call, also move it to new
2165 (use_internal_fn): Pass internal function call to
2166 shrink_wrap_one_built_in_call_with_conds.
2168 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2170 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2172 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2173 safelen_int and set loop->dont_vectorize.
2175 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2178 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2180 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2182 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2183 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2184 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2187 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2190 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2191 define_insn_and_split to support SSE emulation.
2192 (*vec_extractv2sf_0): Likewise.
2193 (*vec_extractv2sf_1): Likewise.
2194 (*vec_extractv2si_0): Likewise.
2195 (*vec_extractv2si_1): Likewise.
2196 (*vec_extractv2si_zext_mem): Likewise.
2197 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2198 (vec_extractv2sf_1 splitter): Likewise.
2199 (vec_extractv2sfsf): Likewise.
2200 (vec_setv2si): Likewise.
2201 (vec_extractv2si_1 splitter): Likewise.
2202 (vec_extractv2sisi): Likewise.
2203 (vec_setv4hi): Likewise.
2204 (vec_extractv4hihi): Likewise.
2205 (vec_setv8qi): Likewise.
2206 (vec_extractv8qiqi): Likewise.
2207 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2208 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2209 (vec_extractv2sisi): Likewise.
2210 (vec_extractv4hihi): Likewise.
2211 (vec_extractv8qiqi): Likewise.
2212 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2213 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2214 (vec_initv2sisi): Likewise.
2215 (vec_initv4hihi): Likewise.
2216 (vec_initv8qiqi): Likewise.
2217 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2218 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2219 (vec_setv4hi): Likewise.
2220 (vec_setv8qi): Likewise.
2222 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2225 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2226 TARGET_MMX_WITH_SSE.
2227 (MMXMODE:*mov<mode>_internal): Likewise.
2228 (MMXMODE:movmisalign<mode>): Likewise.
2230 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2233 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2234 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2235 (sse2_cvtpd2pi): Ditto.
2236 (sse2_cvttpd2pi): Ditto.
2237 (*vec_concatv2sf_sse4_1): Ditto.
2238 (*vec_concatv2sf_sse): Ditto.
2239 (*vec_concatv2si_sse4_1): Ditto.
2240 (*vec_concatv2si): Ditto.
2241 (*vec_concatv4si_0): Ditto.
2242 (*vec_concatv2di_0): Ditto.
2244 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2247 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2249 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2252 * config/i386/sse.md (ssse3_palignrdi): Changed to
2253 define_insn_and_split to support SSE emulation.
2255 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2258 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2260 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2263 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2264 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2267 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2270 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2271 or TARGET_MMX_WITH_SSE.
2272 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2274 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2277 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2279 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2282 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2283 Changed to define_insn_and_split to support SSE emulation.
2285 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2288 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2289 Changed to define_insn_and_split to support SSE emulation.
2291 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2294 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2295 (*mmx_<emms>): This.
2296 (mmx_<emms>): New expander.
2298 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2301 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2303 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2305 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2308 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2310 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2313 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2315 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2318 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2319 TARGET_MMX_WITH_SSE.
2320 (*mmx_uavgv4hi3): Add SSE emulation.
2322 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2325 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2326 and TARGET_MMX_WITH_SSE.
2327 (*mmx_uavgv8qi3): Add SSE emulation.
2329 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2332 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2333 maskmovdqu for __MMX_WITH_SSE__.
2335 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2338 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2339 TARGET_MMX and TARGET_MMX_WITH_SSE.
2340 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2342 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2345 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2346 define_insn_and_split to support SSE emulation.
2348 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2351 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2352 and TARGET_MMX_WITH_SSE.
2353 (mmx_<code>v8qi3): Likewise.
2354 (smaxmin:<code>v4hi3): New.
2355 (umaxmin:<code>v8qi3): Likewise.
2356 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2357 (umaxmin:*mmx_<code>v8qi3): Likewise.
2359 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2362 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2363 TARGET_MMX_WITH_SSE.
2364 (*mmx_pinsrw): Add SSE emulation.
2366 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2369 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2371 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2374 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2375 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2378 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2381 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2382 (sse_cvttps2pi): Likewise.
2384 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2387 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2388 TARGET_MMX_WITH_SSE.
2389 (mmx_pshufw_1): Add SSE emulation.
2390 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2391 TARGET_MMX_WITH_SSE to support SSE emulation.
2393 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2396 * config/i386/constraints.md (Yw): New constraint.
2397 * config/i386/mmx.md (*vec_dupv2si): Changed to
2398 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2399 support SSE emulation.
2401 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2404 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2405 TARGET_MMX_WITH_SSE.
2406 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2408 (mmx_gt<mode>3): Likewise.
2410 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2413 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2414 TARGET_MMX_WITH_SSE. Add SSE support.
2416 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2419 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2420 TARGET_MMX_WITH_SSE.
2421 (any_logic:<code><mode>3): New.
2422 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2425 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2428 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2429 TARGET_MMX_WITH_SSE. Add SSE emulation.
2430 (mmx_<shift_insn><mode>3): Likewise.
2432 (<shift_insn><mode>3): Likewise.
2434 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2437 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2438 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2440 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2443 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2444 TARGET_MMX_WITH_SSE.
2445 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2448 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2451 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2452 TARGET_MMX_WITH_SSE.
2454 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2457 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2460 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2461 (plusminus:mmx_<plusminus_insn><mode>3): Check
2462 TARGET_MMX_WITH_SSE.
2463 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2464 (<plusminus_insn><mode>3): New.
2465 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2466 (*mmx_<plusminus_insn><mode>3): Likewise.
2468 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2471 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2472 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2474 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2475 define_insn_and_split to support SSE emulation.
2476 (mmx_punpcklbw): Likewise.
2477 (mmx_punpckhwd): Likewise.
2478 (mmx_punpcklwd): Likewise.
2479 (mmx_punpckhdq): Likewise.
2480 (mmx_punpckldq): Likewise.
2482 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2483 Uros Bizjak <ubizjak@gmail.com>
2486 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2488 (ix86_split_mmx_pack): Likewise.
2489 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2491 (ix86_split_mmx_pack): Likewise.
2492 * config/i386/i386.md (mmx_isa): New.
2493 (enabled): Also check mmx_isa.
2494 * config/i386/mmx.md (any_s_truncate): New code iterator.
2495 (s_trunsuffix): New code attr.
2496 (mmx_packsswb): Removed.
2497 (mmx_packssdw): Likewise.
2498 (mmx_packuswb): Likewise.
2499 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2500 MMX packsswb/packuswb with SSE2.
2501 (mmx_packssdw): Likewise.
2502 * config/i386/predicates.md (register_mmxmem_operand): New.
2504 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2507 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2508 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2509 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2510 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2511 (ix86_vector_mode_supported_p): Likewise.
2512 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2514 2019-05-15 Martin Liska <mliska@suse.cz>
2517 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2520 2019-05-15 Richard Biener <rguenther@suse.de>
2522 * tree-into-ssa.c (pass_build_ssa::execute): Run
2523 update_address_taken before going into SSA.
2525 2019-05-15 Richard Biener <rguenther@suse.de>
2527 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2528 as __BIT_FIELD_REF with type with -gimple.
2530 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2532 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2533 semantically equivalent branches (left over after prior refactorings).
2535 2019-05-15 Richard Biener <rguenther@suse.de>
2537 PR tree-optimization/88828
2538 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2541 2019-05-14 Richard Biener <rguenther@suse.de>
2543 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2544 as __VIEW_CONVERT with -gimple.
2546 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2549 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2552 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2554 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2555 define_split to become a define_insn_and_split.
2557 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2559 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2561 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2562 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2563 (sibcall_epilogue): Adjust.
2566 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2568 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2569 to unsupported ones.
2570 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2571 * config.host: Likewise.
2572 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2573 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2574 __svr4__]: Remove "brand" fallback.
2575 [!KSTAT_DATA_STRING]: Remove.
2576 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2578 (comdat_group): Likewise.
2579 (set_have_as_tls): Likewise.
2580 (gcc_cv_target_dl_iterate_phdr): Likewise.
2581 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2582 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2583 * configure: Regenerate.
2584 * doc/install.texi: Simplify Solaris target triplets.
2585 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2586 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2587 Remove Solaris 10 references.
2588 Remove obsolete Solaris bug reference.
2589 (Specific, sparc-sun-solaris2.10): Remove.
2591 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2593 * config/i386/i386.md (any_div): New code iterator.
2594 (paired_mod): New code attribute.
2595 (sgnprefix): Handle DIV and UDIV RTXes.
2597 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2598 and udivmod<mode>4 patterns using any_div code iterator.
2599 (divmod splitters): Macroize splitters using any_div code iterator.
2600 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2601 (*udivmodsi4_pow2_zext_2): Ditto.
2602 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2603 and *udivmod<mode>4_noext patterns using any_div code iterator.
2604 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2605 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2606 patterns using any_div code iterator.
2607 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2608 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2609 patterns using any_div code iterator.
2610 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2611 udivmodhiqi3 patterns using any_extend code iterator.
2613 2019-05-14 Richard Biener <rguenther@suse.de>
2614 H.J. Lu <hongjiu.lu@intel.com>
2616 PR tree-optimization/88828
2617 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2618 permuting in a single non-constant element not extracted
2621 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2623 * internal-fn.def (SIGNBIT): New.
2624 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2626 (signbitv4sf2): Likewise.
2628 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2631 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2632 next insn when the SRC reg is dead.
2634 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2636 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2637 (alloc_cand_and_find_basis): Ditto.
2638 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2639 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2640 (create_add_imm_cand, slsr_process_cast): Ditto.
2641 (slsr_process_copy, replace_mult_candidate): Ditto.
2642 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2643 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2644 (pass_strength_reduction::execute): Init the first NULL element.
2646 2019-05-13 Nathan Sidwell <nathan@acm.org>
2648 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2649 (run_attempt): Reformat line break.
2651 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2654 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2655 data registers in sibcall epilogues.
2656 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2658 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2661 * configure.ac (--enable-frame-pointer):
2662 Disable by default for cygwin and mingw.
2663 * configure: Regenerate.
2665 2019-05-13 Nathan Sidwell <nathan@acm.org>
2667 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2669 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2670 (gen_member_die): Move abstract origin check earlier. Only VARs
2671 can be static_inline_p. Simplify splicing control flow.
2673 2019-05-13 Richard Biener <rguenther@suse.de>
2675 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2677 (vect_build_slp_tree_1): Likewise.
2679 2019-05-13 Richard Biener <rguenther@suse.de>
2681 PR tree-optimization/90402
2682 * tree-if-conv.c (tree_if_conversion): Value number only
2683 the loop body by making the latch an exit of the region
2685 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2687 (do_rpo_vn): Deal with multiple edges into the entry block
2688 that are not backedges inside the region by skipping PHIs
2691 2019-05-13 Richard Biener <rguenther@suse.de>
2693 PR tree-optimization/90316
2694 * tree-ssa-pre.c (insert_aux): Fold into ...
2695 (insert): ... this function. Use a RPO walk to reduce the
2696 number of required iterations.
2698 2019-05-13 Martin Liska <mliska@suse.cz>
2700 PR tree-optimization/90416
2701 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2702 string instead of passing the second part as va_arg argument.
2704 2019-05-13 Martin Liska <mliska@suse.cz>
2706 PR gcov-profile/90380
2707 * gcov.c (handle_cycle): Do not support zero cycle count,
2708 it should not be possible.
2709 (path_contains_zero_cycle_arc): New function.
2710 (circuit): Ignore zero cycle arc counts.
2712 2019-05-13 Martin Liska <mliska@suse.cz>
2714 PR gcov-profile/90380
2715 * gcov.c (enum loop_type): Remove the enum and
2717 (handle_cycle): Assert that we should not reach
2719 (circuit): Use loop_found instead of a tri-state loop_type.
2720 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2723 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2726 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2727 (ix86_output_indirect_branch_via_reg): Use output mechanism
2728 accounting for __USER_LABEL_PREFIX__.
2729 (ix86_output_indirect_branch_via_push): Likewise.
2730 (ix86_output_function_return): Likewise.
2731 (ix86_output_indirect_function_return): Likewise.
2733 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2735 * doc/md.texi: Document use of code attributes in rtx patterns.
2736 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2737 * read-rtl.c (find_code): Split out search loops into...
2738 (maybe_find_code): ...this new function.
2739 (check_code_iterator): Make the error message more informative.
2740 (check_code_attribute): New function.
2741 (rtx_reader::rtx_alloc_for_name): Likewise.
2742 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2743 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2744 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2745 <max_opp> directly as an rtx code instead of via a match_operator.
2746 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2747 (<su>abd<mode>_3): Update accordingly.
2749 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2751 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2752 is given, print the state of the EH "save world" computation for
2755 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2758 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2759 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2761 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2763 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2764 Use pinsrd for TARGET_SSE4_1.
2765 * config/i386/sse.md (movdi_to_sse): Ditto.
2767 2019-05-10 Richard Biener <rguenther@suse.de>
2769 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2770 (do_rpo_vn): Initialize next_value_id.
2772 2019-05-10 Martin Liska <mliska@suse.cz>
2774 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2777 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2779 PR tree-optimization/90385
2780 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2781 arguments of the exit phis.
2784 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2785 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2787 (copy_tree_body_r): Likewise.
2788 (copy_fn): Set id.do_not_fold to true.
2790 2019-05-10 Martin Liska <mliska@suse.cz>
2792 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2793 Reapply changes from r269790.
2795 2019-05-10 Martin Liska <mliska@suse.cz>
2798 * doc/invoke.texi: New params.
2799 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2800 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2801 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2803 * tree-switch-conversion.h (struct jump_table_cluster):
2806 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2808 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2810 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2812 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2814 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2816 PR rtl-optimization/88879
2817 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2819 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2822 * config/arm/arm.c (callee_saved_reg_p): Move before
2823 thumb_find_work_register.
2824 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2825 thumb_find_work_register. Only call df_get_live_out once.
2826 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2827 (thumb_find_work_register): Use
2828 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2829 algorithms to locate a spare call clobbered reg.
2831 2019-05-09 Martin Liska <mliska@suse.cz>
2833 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2834 and MAX_EXPR in GIMPLE FE format.
2836 2019-05-09 Martin Liska <mliska@suse.cz>
2838 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2839 * gimple-pretty-print.c (dump_gimple_bb_header):
2841 (pp_cfg_jump): Dump edge probability.
2842 * profile-count.c (profile_quality_as_string): Simplify
2843 with a static array.
2844 (parse_profile_quality): New function.
2845 (profile_count::dump): Simplify with a static array.
2846 (profile_count::from_gcov_type): Add new argument.
2847 * profile-count.h (parse_profile_quality): Likewise.
2848 * predict.h (set_hot_bb_threshold): New.
2849 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2851 * predict.c (get_hot_bb_threshold): Set from the new param.
2852 (set_hot_bb_threshold): New.
2854 2019-05-09 Richard Biener <rguenther@suse.de>
2856 PR tree-optimization/90395
2857 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2858 rewrite vector stores that throw internally.
2860 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2862 * cif-code.def (CHKP): Remove.
2865 * configure.ac (--enable-frame-pointer): Disable by default for
2867 * configure: Regenerate.
2869 2019-05-09 Alan Modra <amodra@gmail.com>
2872 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2873 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2874 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2875 cost for general <-> vsx when direct moves are available.
2876 Cost union classes at minimal cost for any reg in the class.
2877 Correct calculation for moves between vsx, float, and altivec.
2878 Don't return a low cost for moves between special regs. Don't
2879 use hard coded register numbers.
2880 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2881 (rs6000_ira_change_pseudo_allocno_class): New function.
2882 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2883 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2885 (movsi_internal1): Don't disparage vector alternatives.
2886 (mov<mode>_internal): Likewise, excepting alternative that
2888 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2889 we <- b alternative.
2891 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2894 PR tree-optimization/89060
2895 * tree-ssa-live.h (live_vars_map): New typedef.
2896 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2897 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2898 (struct compute_live_vars_data): New type.
2899 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2900 live_vars_at_stmt, destroy_live_vars): New functions.
2901 * tree-tailcall.c: Include tree-ssa-live.h.
2902 (live_vars, live_vars_vec): New global variables.
2903 (find_tail_calls): Perform variable life analysis before punting.
2904 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2905 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
2907 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
2908 Perform variable life analysis to select variables that really need
2910 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
2911 instead set id->eh_landing_pad_dest and assert it is the same.
2912 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
2914 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
2915 Richard Earnshaw <rearnsha@arm.com>
2918 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
2920 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
2921 (thumb1_compute_save_core_reg_mask): Don't force a spare work
2922 register if both the epilogue and prologue can use call-clobbered
2924 (thumb1_unexpanded_epilogue): Use
2925 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
2926 picking temporaries for restoring high regs to match that of the
2927 prologue where possible.
2928 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
2929 the list of work registers. Detect if the return address is still live
2930 at the end of the prologue and avoid using it for a work register if so.
2931 If the return address is not live, add LR to the list of pushable regs
2932 after the first pass.
2934 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2936 PR tree-optimization/90078
2937 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
2938 (INFTY): Increase the value for infinite cost.
2939 (struct comp_cost): Promote type of members to int64_t.
2940 (infinite_cost): Don't set complexity in initialization.
2941 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2942 overflows to infinite_cost.
2943 (adjust_setup_cost): Promote type of parameter and cost computation
2945 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2947 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2948 cost computation to int64_t.
2949 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2950 int64_t's format specifier in dump.
2952 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2954 PR tree-optimization/90240
2955 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2956 with respect to scaling factor pre-computed for each basic block.
2957 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2958 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2959 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2960 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2961 live range for array of loop's basic blocks. Cleanup aux field of
2962 loop's basic blocks.
2964 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2966 PR tree-optimization/90356
2967 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2969 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2971 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2972 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2973 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2974 (ix86_handle_option): Handle -mavx512bf16.
2975 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2977 * config/i386/avx512bf16vlintrin.h: New.
2978 * config/i386/avx512bf16intrin.h: New.
2979 * config/i386/cpuid.h (bit_AVX512BF16): New.
2980 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2981 * config/i386/i386-builtin-types.def: Add new types.
2982 * config/i386/i386-builtin.def: Add new builtins.
2983 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2985 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2986 (ix86_option_override_internal): Handle BF16.
2987 (ix86_valid_target_attribute_inner_p): Ditto.
2988 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2989 * config/i386/i386-builtin.c (enum processor_features): Add
2991 (static const _isa_names_table isa_names_table): Ditto.
2992 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
2993 (PTA_AVX512BF16): Ditto.
2994 * config/i386/i386.opt: Add -mavx512bf16.
2995 * config/i386/immintrin.h: Include avx512bf16intrin.h
2996 and avx512bf16vlintrin.h.
2997 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
2998 avx512f_cvtneps2bf16_<mode><mask_name>,
2999 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3000 * config/i386/subst.md (mask_half): Add new subst.
3001 * doc/invoke.texi: Document -mavx512bf16.
3003 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3005 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3007 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3008 (rs6000_debug_legitimize_reload_address): Delete.
3009 (rs6000_legitimize_reload_address_ptr): Delete.
3010 (rs6000_option_override_internal): Adjust.
3011 (mem_operand_gpr): Adjust comment.
3012 (legitimate_lo_sum_address_p): Ditto.
3013 (rs6000_legitimize_reload_address): Delete.
3014 (rs6000_debug_legitimize_reload_address): Delete.
3015 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3017 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3020 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3021 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3022 to compute vector element selector for both constant and variable
3025 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3027 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3028 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3029 ashrdi3_cvt using SWI48 mode iterator.
3031 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3033 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3034 (aarch64_<su>abd<mode>_3): Likewise.
3035 (*aarch64_<su>abd<mode>_3): New define_insn.
3036 (<sur>sad<vsi2qi>): New define_expand.
3037 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3038 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3039 (build_vect_cond_expr): Likewise.
3041 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3043 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3044 clobbers outside of accessible_reg_set.
3045 * config/i386/i386.c (ix86_conditional_register_usage):
3046 Disable register sets by clearing corresponding bits in
3047 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3048 call_used_regs and don't clear corresponding reg_names array members.
3050 2019-05-07 Richard Biener <rguenther@suse.de>
3052 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3053 not specified still compute a comp_vectype for invariant
3056 2019-05-07 Richard Biener <rguenther@suse.de>
3058 PR tree-optimization/90316
3059 * tree-ssa-pre.c (translate_vuse_through_block): When
3060 same_valid is NULL do not bother to search for a virtual
3062 (phi_translate_1): When operands changed we cannot keep
3063 the same value-number so do not bother to ask whether
3064 that's possible from translate_vuse_through_block.
3066 2019-05-07 Martin Liska <mliska@suse.cz>
3068 * bitmap.c (bitmap_register): Come up with
3069 alloc_descriptor_max_uid and assign it for
3071 (register_overhead): Use get_descriptor as
3073 (release_overhead): New.
3074 (bitmap_elem_to_freelist): Call it.
3075 (bitmap_elt_clear_from): Likewise.
3076 (bitmap_obstack_free): Likewise.
3077 (bitmap_move): Sensitively release memory.
3078 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3079 (bitmap_initialize): Initialize alloc_descriptor to zero.
3080 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3082 2019-05-07 Richard Biener <rguenther@suse.de>
3084 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3085 we build a SLP node. Remove max_size and limiting.
3086 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3088 2019-05-07 Richard Biener <rguenther@suse.de>
3090 PR tree-optimization/90316
3091 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3093 (walk_non_aliased_vuses): Take walking limit argument.
3094 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3095 walking if it is reached instead of just counting.
3096 (get_continuation_for_phi): Likewise.
3097 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3098 limiting to the callback.
3099 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3100 (vn_reference_lookup_3): Likewise.
3101 (vn_reference_lookup_pieces): Likewise.
3102 (vn_reference_lookup): Likewise.
3103 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3104 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3105 (avail_exprs_stack::lookup_avail_expr): Likewise.
3107 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3109 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3110 for comparaible types in the second direction even if first one
3111 hits incomparable type.
3113 2019-05-07 Richard Biener <rguenther@suse.de>
3116 * lto-wrapper.c (debug_objcopy): Use the original filename
3117 including archive offset for the filename used for -save-temps.
3119 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3121 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3124 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3125 Hongtao Liu <hongtao.liu@intel.com>
3129 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3130 Modified, original implementation isn't correct.
3132 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3134 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3135 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3136 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3137 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3138 (FRAME_POINTER_REGNUM): Change numbering.
3139 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3140 (alt_reg_names): Adjust.
3141 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3143 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3144 (DWARF_FRAME_REGISTERS): Delete.
3145 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3146 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3148 (REG_ALLOC_ORDER): Adjust.
3149 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3150 (REG_CLASS_CONTENTS): Adjust.
3151 (RETURN_ADDR_RTX): Change comment.
3152 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3154 (REGISTER_NAMES): Adjust.
3155 (ADDITIONAL_REGISTER_NAMES): Adjust.
3156 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3158 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3160 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3162 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3163 (DWARF_FRAME_REGISTERS): Adjust.
3164 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3166 (REG_ALLOC_ORDER): Adjust.
3167 (enum reg_class): Delete SPR_REGS.
3168 (REG_CLASS_NAMES): Delete SPR_REGS.
3169 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3170 (REGISTER_NAMES): Adjust.
3171 (ADDITIONAL_REGISTER_NAMES): Adjust.
3172 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3173 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3174 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3175 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3176 (htm_spr_regno): Delete.
3177 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3179 (rs6000_dbx_register_number): Adjust.
3181 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3183 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3185 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3187 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3188 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3190 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3192 PR tree-optimization/88709
3193 PR tree-optimization/90271
3194 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3195 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3196 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3198 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3199 of the store merging group is larger than
3200 PARAM_STORE_MERGING_MAX_SIZE parameter.
3201 (split_group): Add bzero_first argument. If set, always emit first
3202 the first store which must be = {} of the whole area and then for the
3203 rest of the stores consider all zero bytes as paddings.
3204 (imm_store_chain_info::output_merged_store): Check if first store
3205 is = {} of the whole area and if yes, determine which setting of
3206 bzero_first for split_group gives smaller number of stores. Adjust
3207 split_group callers.
3208 (lhs_valid_for_store_merging_p): Allow decls.
3209 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3211 (pass_store_merging::process_store): Likewise.
3213 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3216 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3217 handling of V1TImode.
3219 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3222 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3223 and enable_frame_pointer ...
3224 * configure.ac: ... here. Update help strings for
3225 --enable-frame-pointer.
3226 * configure: Regenerate.
3227 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3228 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3229 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3230 (USE_X86_64_FRAME_POINTER): Ditto.
3232 2019-05-06 Martin Liska <mliska@suse.cz>
3234 * config.gcc: Append to target_gtfiles and fix indentation.
3236 2019-05-06 Richard Biener <rguenther@suse.de>
3238 PR tree-optimization/90358
3239 * tree-vect-stmts.c (get_group_load_store_type): Properly
3240 detect unused upper half of load.
3241 (vectorizable_load): Likewise.
3243 2019-05-06 Richard Biener <rguenther@suse.de>
3245 PR tree-optimization/88828
3246 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3247 (simplify_vector_constructor): ...here. Handle constants in
3250 2019-05-06 Richard Biener <rguenther@suse.de>
3252 PR tree-optimization/90328
3253 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3254 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3255 is valid in the loop nest before using it.
3256 (initialize_data_dependence_relation): Adjust.
3257 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3258 loop as loop-nest to dr_may_alias_p.
3260 2019-05-06 Richard Biener <rguenther@suse.de>
3262 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3264 2019-05-06 Richard Biener <rguenther@suse.de>
3266 PR tree-optimization/90316
3267 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3268 compute target on demand.
3269 (get_continuation_for_phi): Remove code walking stmts to
3270 get to a target virtual operand which could end up being
3273 2019-05-06 Martin Liska <mliska@suse.cz>
3276 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3277 when -mabi is selected to a non-default version.
3279 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3280 Martin Liska <mliska@suse.cz>
3282 * Makefile.in: Add lto-dump.texi.
3283 * cgraph.h: Add new functions get_visibility_string and
3284 get_symtab_type_string.
3285 * doc/gcc.texi: Include lto-dump section.
3286 * doc/lto-dump.texi: New file.
3287 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3288 (parse_dump_option): Factor out this function.
3289 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3290 (parse_dump_option): Export the function.
3291 * symtab.c (symtab_node::get_visibility_string): New function.
3292 (symtab_node::get_symtab_type_string): Likewise.
3294 2019-05-06 Martin Liska <mliska@suse.cz>
3296 * config/i386/i386-builtins.c: New file.
3297 * config/i386/i386-builtins.h: New file.
3298 * config/i386/i386-expand.c: New file.
3299 * config/i386/i386-expand.h: New file.
3300 * config/i386/i386-features.c: New file.
3301 * config/i386/i386-features.h: New file.
3302 * config/i386/i386-options.c: New file.
3303 * config/i386/i386-options.h: New file.
3304 * config.gcc: Add new files into extra_objs and
3306 * config/i386/i386.c: Split content of the file
3307 into newly introduced files.
3308 * config/i386/i386.h: Declare common variables
3310 * config/i386/t-i386: Define dependencies for new files.
3312 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3315 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3316 Restrict 'all' variant to 32-bit configurations.
3317 (unaligned_loadhiu): Likewise.
3318 (unaligned_storehi): Likewise.
3319 (unaligned_storesi): Likewise.
3320 (unaligned_loadhis): Disable when compiling for thumb1.
3322 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3324 PR tree-optimization/90269
3325 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3328 2019-05-03 Martin Liska <mliska@suse.cz>
3330 * hash-map.h: Add is_empty function.
3331 * hash-set.h: Likewise.
3332 * hash-table.h: Likewise.
3333 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3334 elements () == 0 (and similar usages).
3335 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3336 * gimplify.c (gimplify_bind_expr): Likewise.
3337 (gimplify_switch_expr): Likewise.
3338 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3339 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3340 * postreload-gcse.c (dump_hash_table): Likewise.
3341 (gcse_after_reload_main): Likewise.
3342 * predict.c (combine_predictions_for_bb): Likewise.
3343 * tree-parloops.c (reduction_phi): Likewise.
3344 (separate_decls_in_region): Likewise.
3345 (transform_to_exit_first_loop): Likewise.
3346 (gen_parallel_loop): Likewise.
3347 (gather_scalar_reductions): Likewise.
3348 (try_create_reduction_list): Likewise.
3349 * var-tracking.c (dump_vars): Likewise.
3350 (emit_notes_for_changes): Likewise.
3351 (vt_emit_notes): Likewise.
3353 2019-05-03 Richard Biener <rguenther@suse.de>
3355 PR tree-optimization/90316
3356 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3359 2019-05-03 Richard Biener <rguenther@suse.de>
3361 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3362 peeling for gaps by loading only lower halves of vectors
3364 (vectorizable_load): Likewise.
3366 2019-05-03 Richard Biener <rguenther@suse.de>
3369 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3371 2019-05-03 Richard Biener <rguenther@suse.de>
3374 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3375 Handle STRING_CST vs DECL or STRING_CST.
3377 2019-05-03 Richard Biener <rguenther@suse.de>
3379 PR tree-optimization/88963
3380 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3381 vector loads feeding only BIT_FIELD_REFs to component
3382 loads. Rewrite stores fed by CONSTRUCTORs to component
3385 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3387 * opts.h (finish_options): Remove lang_mask argument.
3388 (print_help, help_option_argument): Declare.
3389 * opts.c (print_help): Remove forward declaration, no longer static.
3390 (finish_options): Remove lang_mask argument, don't call print_help
3392 * opts-global.c (decode_options): Adjust finish_option caller, call
3395 PR tree-optimization/90303
3396 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3397 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3399 2019-05-03 Richard Biener <rguenther@suse.de>
3401 PR tree-optimization/89698
3402 * gimple-fold.c (canonicalize_constructor_val): Early out
3403 for constants, handle unfolded INTEGER_CSTs as they appear in
3404 C++ virtual table ctors.
3406 2019-05-03 Richard Biener <rguenther@suse.de>
3408 * passes.c (execute_function_todo): Remove dead code.
3410 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3412 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3413 the internal register number, for any "real" register.
3415 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3417 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3418 correct numbers for TFHAR, TFIAR, TEXASR.
3420 2019-05-02 Richard Biener <rguenther@suse.de>
3422 PR tree-optimization/89653
3423 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3424 update-address-taken before the pass.
3425 * passes.def (pass_tree_loop_init): Put comment before it.
3427 2019-05-02 Richard Biener <rguenther@suse.de>
3429 PR tree-optimization/89509
3430 * tree-ssa-structalias.c (compute_dependence_clique): Look
3431 at the first subvar when determining whether it is restrict.
3433 2019-05-02 Richard Biener <rguenther@suse.de>
3435 PR tree-optimization/90273
3436 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3437 useless debug stmts.
3439 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3441 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3443 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3445 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3446 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3447 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3448 (vectorizable_reduction): Use the functions above to vectorize in a
3449 fully masked loop codes that don't have a conditional internal
3452 2019-05-02 Martin Liska <mliska@suse.cz>
3454 * cgraphclones.c: Call valid_attribute_p with 1 for
3456 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3457 it's for target attribute.
3458 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3459 Add new boolean argument.
3460 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3462 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3463 to ix86_valid_target_attribute_inner_p.
3464 (ix86_valid_target_attribute_p): Pass flags argument to
3465 ix86_valid_target_attribute_inner_p.
3466 (get_builtin_code_for_version): Use 0 as it's target attribute.
3468 2019-05-02 Martin Liska <mliska@suse.cz>
3470 * gcc.c (process_command): Add dummy file only
3472 * opts-global.c (decode_options): Pass lang_mask.
3473 * opts.c (print_help): New function.
3474 (finish_options): Print --help if help_option_argument
3476 (common_handle_option): Factor out content of OPT__help_
3478 * opts.h (finish_options): Add new argument.
3480 2019-05-02 Martin Liska <mliska@suse.cz>
3483 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3484 With -minline-all-stringops use inline expansion using 4B loop.
3485 * doc/invoke.texi: Document the change of
3486 -minline-all-stringops.
3488 2019-05-01 Jeff Law <law@redhat.com>
3490 PR tree-optimization/88797
3491 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3492 PHI feeds a conditional on the RHS of an assignment.
3494 2019-04-30 Andrew Waterman <andrew@sifive.com>
3495 Jim Wilson <jimw@sifive.com>
3497 * config/riscv/constraints.md (L): New.
3498 * config/riscv/predicates.md (lui_operand): New.
3499 (sfb_alu_operand): New.
3500 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3501 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3502 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3503 * config/riscv/risc.md (type): Add sfb_alu.
3504 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3505 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3506 (branch_zero<mode>): Delete.
3508 (mov<GPR:mode><X:mode>cc): Likewise.
3509 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3511 2019-04-30 Nathan Sidwell <nathan@acm.org>
3513 * tree.h (MARK_TS_EXP): New.
3515 2019-04-30 Martin Liska <mliska@suse.cz>
3517 * opts.c (enable_warning_as_error): Provide hints
3518 for unknown options.
3520 2019-04-30 Martin Liska <mliska@suse.cz>
3523 * doc/invoke.texi: Add missing dash for gas-locview-support
3524 and gno-as-locview-support.
3526 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3529 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3530 whitespace at the start of target attribute string.
3532 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3535 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3536 Define __ARM_FEATURE_ATOMICS.
3538 2019-04-30 Martin Liska <mliska@suse.cz>
3540 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3541 into built_in_function enum. Remove code for endp == 2 and
3542 use BUILT_IN_* constants.
3543 (gimple_fold_builtin): Call the function with fcode.
3545 2019-04-30 Martin Liska <mliska@suse.cz>
3547 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3548 DECL_FUNCTION_CODE into ix86_builtins enum before
3549 the switch statement.
3551 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3553 PR tree-optimization/89475
3554 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3557 2019-04-30 Martin Liska <mliska@suse.cz>
3559 PR translation/90274
3560 * opts.c (print_filtered_help): Wrap string in _(...).
3562 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3564 PR tree-optimization/90240
3566 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3568 PR tree-optimization/90078
3569 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3570 checks for infinite_cost overflow.
3572 2019-04-29 Jeff Law <law@redhat.com>
3574 * passes.def: Move -Wrestrict pass after copy propagation.
3576 2019-04-29 Maya Rashish <coypu@sdf.org>
3578 * config.gcc (default_gnu_indirect_function): Default to yes
3579 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3580 sparc*-*-netbsd*, x86_64-*-netbsd*.
3582 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3584 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3585 where cond2 is NE_EXPR.
3586 (is_value_included_in): Update comment.
3588 2019-04-29 Richard Biener <rguenther@suse.de>
3590 PR tree-optimization/90278
3591 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3592 EH on comparison simplification.
3594 2019-04-29 Jason Merrill <jason@redhat.com>
3596 PR c++/82081 - tail call optimization breaks noexcept
3597 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3598 nothrow function to a might-throw function into a tail call.
3600 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3602 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3603 (DDR_INNER_LOOP): Likewise.
3604 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3605 (initialize_data_dependence_relation): Likewise.
3606 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3608 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3610 PR rtl-optimization/90257
3611 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3615 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3619 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3622 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3625 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3627 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3629 2019-04-29 Richard Biener <rguenther@suse.de>
3631 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3634 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3636 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3637 varasm.h, and netbsd-protos.h.
3639 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3642 * config/i386/i386-protos.h (ix86_data_alignment): Change
3643 the second argument type to unsigned int.
3644 * config/i386/i386.c (ix86_data_alignment): Change "align"
3645 argument type to unsigned int.
3647 2019-04-27 Martin Liska <mliska@suse.cz>
3650 * opt-suggestions.c (option_proposer::build_option_suggestions):
3651 When get_valid_option_values returns empty values, add the
3652 misspelling candidate.
3654 2019-04-26 Jim Wilson <jimw@sifive.com>
3656 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3658 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3659 Pass orig_mode to riscv_build_integer.
3660 (riscv_split_integer): Pass mode to riscv_move_integer.
3661 (riscv_legitimize_const_move): Likewise.
3662 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3663 promoted_mode. Replace force_reg call with code to load constant into
3664 promoted reg and then subreg it for the store.
3665 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3668 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3670 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3673 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3675 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3676 commentary about the encoding of precision.
3678 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3680 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3681 * config/i386/t-freebsd64: New file.
3682 * config.gcc: Add the t-freebsd64 for multilib support.
3684 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3686 * doc/extend.texi (vector_size): Add missing comma after @xref.
3688 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3690 * BASE-VER: Set to 10.0.0.
3692 2019-04-25 Richard Biener <rguenther@suse.de>
3695 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3696 VIEW_CONVERT_EXPR into one operating on an rvalue.
3698 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3701 * config/i386/i386.c (feature_priority): Moved to file scope.
3702 (processor_features): Likewise.
3703 (processor_model): Likewise.
3704 (_arch_names_table): Likewise.
3705 (arch_names_table): Likewise.
3706 (_feature_list): Removed.
3707 (feature_list): Likewise.
3708 (_isa_names_table): Moved to file scope. Add priority.
3709 (isa_names_table): Likewise.
3710 (get_builtin_code_for_version): Replace feature_list with
3711 isa_names_table. Update error message for P_ZERO priority.
3713 2019-04-25 Richard Biener <rguenther@suse.de>
3715 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3716 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3718 2019-04-24 Jeff Law <law@redhat.com>
3720 PR tree-optimization/90037
3721 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3722 * passes.def: Replace all instance of phi-only cprop with the
3723 lattice propagator. Move propagation pass from after erroneous
3724 path isolation to before erroneous path isolation.
3725 * tree-ssa-phionlycprop.c: Remove.
3727 2019-04-24 Richard Biener <rguenther@suse.de>
3730 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3731 by size and BITS_PER_UNIT on poly-wide-ints.
3733 2019-04-25 Richard Biener <rguenther@suse.de>
3736 * match.pd: Add pattern to simplify view-conversion of an
3739 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3741 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3742 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3743 for Go on 32 bit AIX.
3744 * config/rs6000/aix72.h: Likewise.
3746 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3749 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3750 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3752 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3755 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3756 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3757 for restored hard frame pointer.
3758 (s390_sched_dependencies_evaluation): Implement new target hook.
3759 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3761 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3763 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3764 * config/arc/arc.c (arc_init): Cleanup warning message.
3765 (arc_override_options): Likewise.
3767 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3770 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3771 a register if both if_true and if_false are MEMs.
3773 PR tree-optimization/90208
3774 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3775 after labels of new_bb, not before them.
3777 PR tree-optimization/90211
3778 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3779 which are not SSA_NAMEs.
3781 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3783 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3785 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3787 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3789 PR rtl-optimization/87979
3790 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3793 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3795 PR rtl-optimization/84032
3796 * modulo-sched.c (ps_insn_find_column): Change condition so that
3797 branch will always be the last insn in a row inside partial
3800 2019-04-23 Richard Biener <rguenther@suse.de>
3803 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3804 dest_single_pred_p argument.
3805 (remove_forwarder_block): Adjust.
3806 (remove_forwarder_block_with_phi): Likewise.
3808 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3809 Bernd Edlinger <bernd.edlinger@hotmail.de>
3810 Jakub Jelinek <jakub@redhat.com>
3813 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3814 if used with general-regs-only.
3815 (arm_conditional_register_usage): Don't add non-general regs if
3817 (arm_valid_target_attribute_rec): Handle general-regs-only.
3818 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3820 (TARGET_HARD_FLOAT_SUB): Define.
3821 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3822 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3823 (TARGET_REALLY_IWMMXT2): Likewise.
3824 * config/arm/arm.opt: Add -mgeneral-regs-only.
3825 * doc/extend.texi: Document ARM general-regs-only target.
3826 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3828 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3830 PR tree-optimization/90078
3831 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3832 checks for infinite_cost overflow.
3834 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3836 PR tree-optimization/90021
3837 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3838 and check univariate against it.
3839 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3840 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3842 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3846 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3849 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3852 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3854 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3856 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3858 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3859 names using operand format, rather than hard-wired.
3860 (speculation_barrier): Likewise.
3862 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3864 PR tree-optimization/88055
3865 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3866 (gen_one_condition): Use it if !HONOR_NANS.
3868 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3871 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3872 assign_temp instead of gen_reg_rtx.
3874 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3876 PR translation/90118
3877 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3878 Add missing space before %<.
3880 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3882 PR rtl-optimization/87871
3883 * ira-lives.c (make_object_dead): Don't add conflicts to
3884 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3886 2019-04-18 Martin Sebor <msebor@redhat.com>
3889 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3890 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3891 assuming type size fits in SHWI.
3893 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3896 * ipa-inline.c (flatten_function): New parameter UPDATE.
3897 (ipa_inline, early_inliner): Use it.
3899 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3901 * fold-const.c (int_const_binop): Return early on failure.
3903 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3906 * combine.c (force_int_to_mode): Cast the argument rather than
3907 the result of known_alignment.
3908 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
3910 2019-04-18 Richard Biener <rguenther@suse.de>
3913 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
3915 (remove_forwarder_block): ... here.
3916 (remove_forwarder_block_with_phi): Also move debug stmts here.
3918 2019-04-18 Jakub Jelinek <jakub@redhat.com>
3920 PR translation/79183
3921 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
3922 inform where appropriate.
3924 2019-04-18 Richard Biener <rguenther@suse.de>
3926 * tree.c (get_qualified_type): Put found type variants at the
3927 head of the variant list.
3929 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3931 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
3933 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
3936 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
3937 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
3938 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
3939 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
3940 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
3942 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3944 * ira-conflicts.c (print_allocno_conflicts): Always print something,
3945 even for allocno's with no conflicts.
3946 (print_conflicts): Print an extra newline.
3948 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3950 * auto-inc-dec.c (attempt_change): Set the alignment of the
3951 temporary memory to that of the original.
3953 2019-04-17 Joao Moreira <jmoreira@suse.de>
3955 * targhooks.c (default_print_patchable_function_entry): Emit
3956 __patchable_function_entries section with writable flags to allow
3957 relocation resolution.
3959 2019-04-17 Jonny Grant <jg@jguk.org>
3961 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
3963 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3966 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3969 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3971 * config/arc/arc.c (arc_init): Format diagnostic string.
3972 (arc_override_options): Likewise.
3973 (check_if_valid_regno_const): Likewise.
3974 (arc_reorg): Likewise.
3976 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3979 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3981 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3983 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3984 (*movdi_update1): Use Pmode.
3985 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3986 (movdi_<mode>_update_stack): Rename to ...
3987 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3989 (*movsi_update1): Use Pmode.
3990 (*movsi_update2): Use Pmode.
3991 (movsi_update): Rename to ...
3992 (movsi_<mode>_update): ... this. Use Pmode.
3993 (movsi_update_stack): Fix condition.
3994 (*movhi_update1): Use Pmode. Fix argument to
3995 avoiding_indexed_address_p.
3996 (*movhi_update2): Ditto.
3997 (*movhi_update3): Ditto.
3998 (*movhi_update4): Ditto.
3999 (*movqi_update1): Ditto.
4000 (*movqi_update2): Ditto.
4001 (*movqi_update3): Ditto.
4002 (*movsf_update1, *movdf_update1): Merge, rename to...
4003 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4004 avoiding_indexed_address_p. Add "size" attribute.
4005 (*movsf_update2, *movdf_update2): Merge, rename to...
4006 (*mov<mode>_update2): This. Ditto.
4007 (*movsf_update3): Use Pmode. Fix argument to
4008 avoiding_indexed_address_p.
4009 (*movsf_update4): Ditto.
4010 (allocate_stack): Simplify condition. Adjust pattern names.
4012 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4015 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4016 whitespace at the start of target attribute string.
4018 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4021 * config/rs6000/power9.md: Add store forwarding bypass.
4023 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4026 * valtrack.c (dead_debug_insert_temp): Reset debug references
4027 to the return value of a call being removed.
4029 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4031 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4032 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4033 implement target hook.
4034 (arc_memory_move_cost): New function.
4035 (TARGET_REGISTER_MOVE_COST): Define.
4036 (TARGET_MEMORY_MOVE_COST): Likewise.
4037 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4038 (MEMORY_MOVE_COST): Likewise.
4040 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4042 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4043 (sibcall_value_insn): Likewise.
4044 * config/arc/constraints.md (Rs5): Remove.
4046 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4048 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4049 for last two fake registers.
4050 (arc_conditional_register_usage): Make sure fake frame and arg
4051 pointer regs are in general regs class.
4052 (FRAME_POINTER_MASK): Remove.
4053 (RETURN_ADDR_MASK): Remove.
4054 (arc_must_save_register): Use hard frame regnum.
4055 (frame_restore_reg): Use hard_frame_pointer_rtx.
4056 (arc_save_callee_saves): Likewise.
4057 (arc_restore_callee_saves): Likewise.
4058 (arc_save_callee_enter): Likewise.
4059 (arc_restore_callee_leave): Likewise.
4060 (arc_save_callee_milli): Likewise.
4061 (arc_eh_return_address_location): Likewise.
4062 (arc_check_multi): Use hard frame regnum.
4063 (arc_can_eliminate): Likewise.
4064 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4065 for register allocator.
4066 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4067 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4068 (FRAME_POINTER_REGNUM): Change it to a fake register.
4069 (HARD_FRAME_POINTER_REGNUM): Defined.
4070 (ARG_POINTER_REGNUM): Change it to a new fake register.
4071 (ELIMINABLE_REGS): Update.
4072 (REGISTER_NAMES): Update names.
4073 * config/arc/arc.md (LP_START): Remove.
4075 (shift_si3_loop): Update pattern.
4077 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4079 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4080 to avoid delay slot scheduling.
4081 (arc_must_save_register): Don't save SP.
4082 * config/arc/arc.md (stack_tie): Remove.
4083 (UNSPEC_ARC_STKTIE): Likewise.
4085 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4086 Shiva Chen <shiva0217@gmail.com>
4088 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4089 code gen with large shift amount.
4091 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4093 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4096 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4099 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4100 print -m64/-mx32/-m32 if it is true.
4101 (ix86_debug_options, ix86_function_specific_print): Pass true as
4102 ADD_ABI_P to ix86_target_string.
4103 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4104 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4105 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4107 PR rtl-optimization/90082
4108 * dce.c (can_delete_call): New function.
4109 (deletable_insn_p, mark_insn): Use it.
4111 PR tree-optimization/90090
4112 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4114 (is_division_by_square): Likewise. Formatting fix.
4116 2019-04-16 Richard Biener <rguenther@suse.de>
4118 PR tree-optimization/56049
4119 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4120 equality check if alias-set zero will prevail.
4122 2019-04-15 Jeff Law <law@redhat.com>
4124 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4125 size and alignment as unsigned.
4127 2019-04-15 Richard Biener <rguenther@suse.de>
4130 * tree-loop-distribution.c (destroy_loop): Preserve correct
4133 2019-04-15 Richard Biener <rguenther@suse.de>
4135 PR tree-optimization/90071
4136 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4137 abnormal operands from def stmts.
4139 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4141 PR rtl-optimization/89794
4142 * combine.c (count_auto_inc): New function.
4143 (try_combine): Count how many auto_inc expressions there were in the
4144 original instructions. Ensure we have the same number in the new
4145 instructions. Remove the code that tried to ensure auto_inc side
4146 effects on i1 and i0 are not lost.
4148 2019-04-15 Richard Biener <rguenther@suse.de>
4151 * tree.h (auto_var_p): Declare.
4152 * tree.c (auto_var_p): New function, split out from ...
4153 (auto_var_in_fn_p): ... here.
4154 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4156 (new_var_info): Initialize it.
4157 (set_uids_in_ptset): Also set the shadow variable uid if required.
4158 (ipa_pta_execute): Postprocess points-to solutions assigning
4159 shadow variable uids for locals that may reach their containing
4160 function recursively.
4161 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4162 assert but instead check whether the points-to solution is
4165 2019-04-15 Martin Jambor <mjambor@suse.cz>
4168 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4171 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4173 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4175 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4176 Kito Cheng <kito.cheng@gmail.com>
4177 Shiva Chen <shiva0217@gmail.com>
4179 * config/nds32/nds32-md-auxiliary.c
4180 (nds32_legitimize_pic_address): Use new PIC pattern.
4181 (nds32_legitimize_tls_address): Use new TLS pattern.
4182 (nds32_output_symrel): New.
4183 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4184 (nds32_alloc_relax_group_id): Ditto.
4185 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4186 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4188 (nds32_group_tls_insn): Ditto.
4189 (nds32_group_float_insns): Ditto.
4190 * config/nds32/nds32.md (tls_le): New.
4193 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4195 * configure: Add nds32 target for dwarf2 debug_line checking.
4196 * configure.ac: Regenerated.
4198 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4201 * ipa-devirt.c (skip_in_fields_list_p): New.
4202 (odr_types_equivalent_p): Use it.
4204 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4207 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4208 instead of strncmp when checking for thumb and arm. Formatting fixes.
4210 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4212 * doc/install.texi: Document --with-target-system-zlib.
4214 2019-04-12 Martin Sebor <msebor@redhat.com>
4220 * targhooks.c (default_vector_alignment): Avoid assuming
4221 argument fits in SHWI.
4222 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4224 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4226 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4228 PR rtl-optimization/89965
4229 * dce.c: Include rtl-iter.h.
4230 (struct check_argument_load_data): New type.
4231 (check_argument_load): New function.
4232 (find_call_stack_args): Check for loads from stack slots still tracked
4233 in sp_bytes and punt if any is found.
4235 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4237 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4239 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4240 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4242 2019-04-12 Martin Liska <mliska@suse.cz>
4245 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4247 (separate_attrs): Handle multiple 'default's.
4248 (expand_target_clones): Rework error handling code.
4250 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4253 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4254 mode of vector rather than mode of destination for move instruction.
4255 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4256 Use QI inner mode with V16QI vector mode.
4258 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4261 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4262 "invalid %%t operand" in output_operand_lossage message.
4264 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4266 * config/s390/predicates.md (permute_pattern_operand): New
4268 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4269 operand for the permute pattern.
4270 ("*vec_perm<mode>"): New insn definition.
4271 ("bswap<mode>"): Generate the permute pattern operand in the
4272 expander and perform the operand reloads for pre arch13 level
4274 ("*bswap<mode>_emu"): Rename to ...
4275 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4276 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4277 Add the USE operand for the permute pattern.
4278 ("*vec_set_bswap_vec<mode>"): Likewise.
4280 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4283 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4284 and gcc_unreachable if it fails, just call tree_to_uhwi which
4285 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4286 Start warning message with a lower-case letter. Formatting fixes.
4288 PR rtl-optimization/90026
4289 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4290 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4291 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4292 in cfglayout mode, use emit_barrier_after_bb.
4294 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4296 PR rtl-optimization/87763
4297 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4300 2019-04-11 Tom de Vries <tdevries@suse.de>
4302 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4303 max macro using statement expression.
4305 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4307 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4308 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4309 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4310 read_only_private_data_section using xcoff_private_rodata_section_name.
4311 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4313 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4316 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4318 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4320 PR rtl-optimization/89965
4321 * dce.c (sp_based_mem_offset): New function.
4322 (find_call_stack_args): Use sp_based_mem_offset.
4324 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4326 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4328 2019-04-11 Richard Biener <rguenther@suse.de>
4330 PR tree-optimization/90020
4331 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4332 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4333 * tree-ssa-pre.c (compute_avail): Use it to not put
4334 possibly trapping references after a call that might not
4335 return into EXP_GEN.
4336 * gcse.c (compute_hash_table_work): Do not elide
4337 marking a block containing a call if the call might not
4340 2019-04-11 Richard Biener <rguenther@suse.de>
4342 PR tree-optimization/90018
4343 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4344 Test both SLP and interleaving variants.
4346 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4348 * config/s390/8561.md: New file.
4349 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4350 Add arch13 cpu model.
4351 * config/s390/s390-opts.h (enum processor_type): Likewise.
4352 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4353 (s390_get_unit_mask): Likewise.
4354 (s390_is_fpd): Likewise.
4355 (s390_is_fxd): Likewise.
4356 * config/s390/s390.h (s390_tune_attr): Likewise.
4357 * config/s390/s390.md: Include arch13 pipeline description.
4358 * config/s390/s390.opt: Add arch13.
4360 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4362 PR rtl-optimization/87763
4363 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4365 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4367 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4369 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4370 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4371 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4372 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4374 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4376 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4377 "Although" in -fipa-icf documentation.
4379 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4380 of using multiple -g options.
4382 2019-04-10 Martin Liska <mliska@suse.cz>
4384 PR gcov-profile/89959
4385 * doc/gcov.texi: Make documentation of -x option
4388 2019-04-10 Richard Biener <rguenther@suse.de>
4390 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4392 (DR_GROUP_SAME_DR_STMT): Remove.
4393 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4394 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4395 replace with assert.
4396 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4397 (vect_record_grouped_load_vectors): Remove unreachable code.
4399 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4402 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4403 obsolete reference to N.
4405 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4408 * expr.c (store_expr): Set properly size on the MEM passed to
4412 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4413 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4414 translation is needed, and when translation is needed, only append
4415 ... if the string length is hostsz or more bytes long. Avoid using
4418 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4421 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4422 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4424 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4425 differences directly.
4426 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4428 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4430 PR translation/90011
4431 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4433 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4435 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4436 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4437 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4438 trailing space from -gsplit-dwarf diagnostics.
4440 PR tree-optimization/89998
4441 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4442 instead of integer_type_node if possible, don't add ranges if return
4443 type is not compatible with int.
4444 * gimple-fold.c (gimple_fold_builtin_sprintf,
4445 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4448 2019-04-09 Martin Liska <mliska@suse.cz>
4450 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4451 * doc/install.texi: Document the new config.
4453 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4455 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4456 use gimple_expr_type for load and store calls. Skip over the
4457 condition argument in a conditional internal function.
4458 Protect use of TREE_INT_CST_LOW.
4460 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4463 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4464 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4465 trailing period from it too.
4467 2019-04-08 wu yuan <wuyuan5@huawei.com>
4469 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4470 * config/aarch64/aarch64.md : Add "tsv110.md"
4471 * config/aarch64/tsv110.md: New file.
4473 2019-04-08 Richard Biener <rguenther@suse.de>
4475 PR tree-optimization/90006
4476 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4479 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4482 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4484 (fma_root_node): Likewise.
4485 (func_fma_steering): Likewise.
4487 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4489 PR rtl-optimization/89865
4490 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4492 PR rtl-optimization/89865
4493 * config/i386/i386.md
4494 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4495 numbers not to clash with the additional operands[4].
4496 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4497 with extra register copy in the middle.
4499 2019-04-08 Martin Liska <mliska@suse.cz>
4501 PR gcov-profile/89961
4502 * doc/gcov.texi: Document data_file.
4503 * gcov.c (generate_results): Add data_info into JSON output.
4505 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4507 PR tree-optimization/89725
4508 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4509 loop's chrec as invariant symbol.
4510 * tree-chrec.h (chrec_contains_symbols): New parameter.
4511 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4512 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4513 function of loops not in DDR's loop_nest.
4514 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4516 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4519 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4522 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4525 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4526 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4528 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4530 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4531 targetm.fixed_condition_code_regs.
4533 2019-04-05 Richard Biener <rguenther@suse.de>
4537 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4538 debug bind stmts but reset them if they are not valid at the
4541 2019-04-05 Martin Liska <mliska@suse.cz>
4543 PR translation/89936
4544 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4545 order to wrap keywords or arguments.
4546 * collect2.c (main): Likewise.
4547 (scan_prog_file): Likewise.
4548 (scan_libraries): Likewise.
4549 * common/config/riscv/riscv-common.c
4550 (riscv_subset_list::parsing_subset_version): Likewise.
4551 (riscv_subset_list::parse_std_ext): Likewise.
4552 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4554 * config/arm/arm.c (arm_option_override): Likewise.
4555 * config/cris/cris.c (cris_print_operand): Likewise.
4556 * config/darwin-c.c (darwin_pragma_options): Likewise.
4557 (darwin_pragma_unused): Likewise.
4558 (darwin_pragma_ms_struct): Likewise.
4559 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4560 * config/i386/i386.c (print_reg): Likewise.
4561 (ix86_print_operand): Likewise.
4562 * config/i386/xm-djgpp.h: Likewise.
4563 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4564 * config/m32c/m32c.c (m32c_option_override): Likewise.
4565 * config/msp430/msp430.c (msp430_option_override): Likewise.
4566 * config/nds32/nds32.c (nds32_option_override): Likewise.
4567 * config/nvptx/mkoffload.c (main): Likewise.
4568 * config/rx/rx.c (rx_print_operand): Likewise.
4569 (valid_psw_flag): Likewise.
4570 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4571 (vms_pragma_nomember_alignment): Likewise.
4572 (vms_pragma_extern_model): Likewise.
4573 * lto-wrapper.c (compile_offload_image): Likewise.
4574 * omp-offload.c (oacc_parse_default_dims): Likewise.
4575 * symtab.c (symtab_node::verify_base): Likewise.
4576 * tlink.c (recompile_files): Likewise.
4577 (start_tweaking): Likewise.
4578 * tree-profile.c (parse_profile_filter): Likewise.
4580 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4582 PR tree-optimization/89956
4583 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4584 multiple negates of the same value.
4586 2019-04-04 Martin Sebor <msebor@redhat.com>
4590 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4591 have the same precision since the function crashes otherwise.
4592 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4593 has non-zero arguments.
4595 2019-04-04 Martin Sebor <msebor@redhat.com>
4598 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4599 out if the number of arguments is less than expected.
4601 2019-04-04 Jeff Law <law@redhat.com>
4603 PR rtl-optimization/89399
4604 * ree.c (combine_set_extension): Use single_set rather than
4605 digging into PATTERN for items on the candidate list.
4606 (combine_reaching_defs): Likewise.
4608 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4610 PR rtl-optimization/46590
4611 * loop-invariant.c (find_defs): Move df_remove_problem and
4612 df_process_deferred_rescans to move_invariants.
4613 Move df_live_add_problem and df_live_set_all_dirty calls
4615 (move_invariants): Likewise.
4616 (move_loop_invariants): Likewise, making the df_live calls
4617 conditional on -O. Remove the problem again if we added it
4620 2019-04-03 qing zhao <qing.zhao@oracle.com>
4622 PR tree-optimization/89730
4623 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4624 -flive-patching=inline-only-static.
4625 (can_inline_edge_by_limits_p): Add the checking for
4626 -flive-patching=inline-only-static and grant always_inline
4627 even when -flive-patching=inline-only-static is specified.
4629 2019-04-03 Jeff Law <law@redhat.com>
4631 PR rtl-optimization/81025
4632 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4634 2019-04-03 Richard Biener <rguenther@suse.de>
4636 PR tree-optimization/84101
4637 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4638 regs.h for hard_regno_nregs.
4639 (cfun_returns): New helper.
4640 (vect_model_store_cost): When vectorizing a store to a decl
4641 we return and the function ABI returns in a multi-reg location
4642 account for the possible spilling that will happen.
4644 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4646 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4647 displacement addresses for vector mode operands.
4649 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4651 * config/arc/arc.c (GMASK_LEN): Define.
4652 (arc_restore_callee_saves): Restore first blink when
4655 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4657 * doc/extend.texi: Add deprecated comment on sign-return-address
4658 function attribute and add mbranch-protection.
4659 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4661 2019-04-03 Richard Biener <rguenther@suse.de>
4664 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4665 the all target phony.
4667 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4671 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4672 Return false for variable DImode shifts.
4673 (dimode_scalar_chain::compute_convert_gain): Do not handle
4674 register count operand in variable DImode shifts.
4675 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4676 count argument of a variable shift instruction to a vector register.
4677 (dimode_scalar_chain::convert_reg): Remove support to convert
4678 count argument of a variable shift instruction.
4680 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4682 PR rtl-optimization/84206
4683 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4684 iterating over loop headers.
4686 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4688 PR rtl-optimization/85876
4689 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4690 beyond the original fence.
4692 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4694 * config.gcc: Mark spu* targets as deprecated/obsolete.
4696 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4698 * config/s390/s390-builtin-types.def: New builtin function type
4699 definitions. Remove unused types.
4700 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4701 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4702 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4703 overloaded builtins.
4704 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4705 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4706 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4707 (vec_double, vec_signed, vec_unsigned): Define to use the new
4708 overloaded builtins.
4709 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4712 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4714 * config/s390/s390-builtin-types.def: New builtin function type
4716 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4717 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4718 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4719 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4720 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4721 constant definitions.
4722 * config/s390/vecintrin.h (vec_search_string_cc)
4723 (vec_search_string_until_zero_cc): New builtin name definitions.
4724 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4726 ("vec_vstrs<mode>"): New insn definition.
4728 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4730 * config/s390/s390-builtin-types.def: Add new builtin function
4732 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4733 New overloaded builtins.
4734 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4736 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4737 (UNSPEC_VEC_SLDBYTE): ... this.
4738 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4739 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4741 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4742 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4743 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4745 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4747 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4748 New insn definition.
4749 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4750 * config/s390/vector.md (V_HW_HSD): ... here.
4752 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4754 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4755 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4756 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4757 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4758 New insn definitions.
4760 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4762 * config/s390/s390-builtin-types.def: Add new builtin function type.
4763 * config/s390/s390-builtins.def: Add overloaded builtin
4764 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4765 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4766 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4767 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4768 ("eltswap<mode>"): New expander.
4769 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4772 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4774 * config/s390/s390-builtin-types.def: Add new builtin function types.
4775 * config/s390/s390-builtins.def: Add overloaded builtin
4776 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4778 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4779 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4780 ("bswap<mode>"): New expander.
4781 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4783 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4785 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4786 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4787 vector builtin version number in __VEC__.
4789 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4791 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4793 (SFSI): New mode attribute.
4794 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4795 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4797 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4798 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4799 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4800 ("floatsi<mode>2"): Add wcefb instruction.
4802 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4804 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4805 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4807 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4808 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4809 support 32 bit fp-int conversions. Rename to ...
4810 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4811 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4812 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4813 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4816 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4818 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4819 if-then-else constructs if we can use the select instruction.
4820 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4822 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4824 * config/s390/s390.md ("*popcountdi_arch13_cc")
4825 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4827 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4828 Append _z196 to make it ...
4829 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4830 ("popcounthi2_z196"): ... this.
4831 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4832 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4834 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4836 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4837 certain compares for arch13 in order to make use of the condition
4838 code result produced by the new instructions.
4839 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4840 nxrk, and nxgrk instruction patterns.
4841 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4842 (inv_no): Add new code iterator together with some attributes.
4843 ("*andc_split_<mode>"): Disable splitter for arch13.
4844 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4845 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4846 ("*<ANDOR:bitops_name>c<GPR:mode>")
4847 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4848 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4849 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4850 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4852 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4854 * common/config/s390/s390-common.c (processor_flags_table): New
4856 * config.gcc: Support arch13 with the --with-arch= configure flag.
4857 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4858 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4859 * config/s390/s390.c (s390_get_sched_attrmask)
4860 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4861 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4862 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4863 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4864 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4866 * config/s390/s390.opt: Support arch13 as processor type in
4867 command line options.
4869 2019-04-02 Martin Liska <mliska@suse.cz>
4871 PR translation/89912
4872 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4873 Fix param description of graphite-max-arrays-per-scop.
4875 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4877 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4878 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4879 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4881 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4883 PR rtl-optimization/85412
4884 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4885 sel_sched_region_1, not after.
4887 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4889 PR rtl-optimization/86928
4890 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4891 compute_live if necessary.
4892 (sel_redirect_edge_and_branch): Likewise.
4894 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4896 PR rtl-optimization/89865
4897 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4898 register if it is a part of small class.
4900 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4902 PR rtl-optimization/87273
4903 * sel-sched-ir.c (merge_fences): Remove assert.
4905 2019-04-01 Richard Biener <rguenther@suse.de>
4907 PR tree-optimization/46590
4908 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
4909 (dom_walker::m_reachability): Add in place of...
4910 (dom_walker::m_skip_unreachable_blocks): ...this.
4911 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
4912 Move complex initialization ...
4913 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
4914 lazily and initialize edge flags on each invocation.
4915 (dom_walker::bb_reachable): Use m_reachability.
4917 2019-04-01 Martin Liska <mliska@suse.cz>
4920 * opt-suggestions.c (option_proposer::build_option_suggestions):
4921 Add variant without any argument in order to provide better
4924 2019-04-01 Richard Biener <rguenther@suse.de>
4927 * gimple.c: Include langhooks.h.
4928 (gimple_get_alias_set): Treat enumeral types as the underlying
4931 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4932 Eric Botcazou <ebotcazou@adacore.com>
4934 PR rtl-optimization/89862
4935 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
4936 that operates on the full registers for WORD_REGISTER_OPERATIONS
4939 2019-03-29 Jim Wilson <jimw@sifive.com>
4941 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
4942 Clear MASK_RVC and then set if C subset supported.
4944 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4947 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4948 non-addressable complit into its initializer if it is volatile.
4950 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4952 * opts-common.c (integral_argument): Set errno properly in one case.
4954 2019-03-29 Martin Liska <mliska@suse.cz>
4956 * doc/invoke.texi: Remove -Wchkp from documentation.
4958 2019-03-29 Martin Liska <mliska@suse.cz>
4960 * dbgcnt.c (print_limit_reach): New function.
4963 2019-03-29 Martin Liska <mliska@suse.cz>
4965 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4966 (dbg_cnt_process_opt): Parse first tokens aas
4967 dbg_cnt_process_single_pair is also using strtok.
4969 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4971 PR rtl-optimization/87485
4972 * function.c (expand_function_end): Move stack_protect_epilogue
4973 before loading of return value into hard register(s).
4975 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4978 * tree-inline.h (struct copy_body_data): Add
4979 dont_remap_vla_if_no_change flag.
4980 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4981 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4982 and remap_type_2 returns false.
4983 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4984 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4985 only from where it is copied to nested contexts.
4987 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4990 * config/i386/i386.md (RMW operation with LEA peephole):
4991 Use LEAMODE mode attribute instead of SWI mode iterator for
4994 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4997 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
4998 Also process XEXP (src, 0) of a shift insn.
5000 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5003 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5004 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5006 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5008 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5010 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5011 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5012 immediately after first one with df_analyze in between, but rather
5013 process all bbs, queueing ones that need second pass in a worklist,
5014 df_analyze, process queued debug insn changes and if second pass is
5015 needed, process bbs from worklist, df_analyze, process queued debug
5018 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5019 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5020 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5022 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5025 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5028 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5031 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5032 function for 32-bit MS_ABI.
5033 (function_value_ms_32): New function.
5035 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5037 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5038 (movdi): Call gen_movdi_symbol_save_scc.
5039 (gen_movdi_symbol_save_scc): New insn and split.
5041 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5043 PR rtl-optimization/89313
5044 * function.c (matching_constraint_num): New static function.
5045 (match_asm_constraints_1): Use it. Fixup white space and comment.
5046 Don't replace inputs with non-matching constraints which conflict
5047 with early clobber outputs.
5049 2019-03-27 Jeff Law <law@redhat.com>
5052 PR rtl-optimization/87761
5053 PR rtl-optimization/89826
5054 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5056 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5057 note problem to get REG_DEAD/REG_UNUSED notes updated.
5059 2019-03-27 Richard Biener <rguenther@suse.de>
5061 PR tree-optimization/89463
5062 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5063 queue edges to remove.
5064 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5065 dead stmts. Delay edge removal until PHIs are removed to
5066 make debug-stmt creation not confused by seemingly degenerate
5069 2019-03-27 Alan Modra <amodra@gmail.com>
5071 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5073 * config/rs6000/darwin.h: Likewise.
5074 * config/rs6000/rs6000.c: Likewise.
5076 2019-03-27 Alan Modra <amodra@gmail.com>
5078 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5079 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5081 2019-03-26 Andrew Waterman <andrew@sifive.com>
5082 Jim Wilson <jimw@sifive.com>
5084 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5085 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5086 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5087 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5088 (generic_alu): Add auipc to type list.
5089 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5090 (riscv_microarchitecture): Declare.
5091 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5092 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5094 (riscv_microarchitecture): New.
5095 (sifive_7_tune_info): New.
5096 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5097 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5099 (riscv_store_data_bypass_p): New.
5100 (riscv_option_override): Set riscv_microarchitecture from
5101 cpu->microarchitecture.
5102 * config/riscv/riscv.md: Include sifive-7.md.
5105 (auipc<mode>): Change type to auipc.
5106 (restore_stack_nonlocal): New.
5107 * config/riscv/sifive-7.md: New.
5108 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5110 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5113 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5114 Also process XEXP (src, 0) of a shift insn.
5116 2019-03-26 Richard Biener <rguenther@suse.de>
5118 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5119 (copy_debug_stmt): Likewise.
5120 (expand_call_inline): Likewise.
5121 (copy_bb): Avoid redundant lookup & set of gimple_block.
5122 * gimple-low.c (lower_gimple_return): Likewise.
5123 (lower_builtin_setjmp): Likewise.
5125 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5127 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5128 is constant 0, turn into static const data member initialized to false.
5129 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5130 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5132 2019-03-26 Jason Merrill <jason@redhat.com>
5133 Jakub Jelinek <jakub@redhat.com>
5135 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5137 (mem_alloc_description::release_object_overhead): Fix comment typos.
5138 * hash-table.h (hash_table::~hash_table): Call
5139 release_instance_overhead only if m_entries is non-NULL, otherwise
5140 call unregister_descriptor.
5142 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5144 PR tree-optimization/81740
5145 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5146 In case of outer loop vectorization, check for backward dependence
5147 at the inner loop if outer loop dependence is reversed.
5149 2019-03-26 Alan Modra <amodra@gmail.com>
5151 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5152 rs6000_vector_mem init. Correct wI and wJ comment.
5154 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5156 PR rtl-optimization/88347
5157 PR rtl-optimization/88423
5158 * sched-deps.c (sched_analyze_insn): Take into account that for
5159 tablejumps the barrier appears after a label and a jump_table_data.
5161 2019-03-25 Martin Sebor <msebor@redhat.com>
5164 * c-common.c (check_user_alignment): Rename local. Correct maximum
5165 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5166 convert it to UHWI when it fits.
5168 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5171 * dwarf2out.c (premark_used_variables): New function.
5172 (prune_unused_types_walk): Do not mark not premarked external
5174 (prune_unused_types): Call premark_used_variables.
5176 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5178 PR rtl-optimization/89676
5179 * lra-constraints.c (curr_insn_transform): Do match reload for
5180 early clobbers when the match was successful only for different
5183 2019-03-25 Martin Sebor <msebor@redhat.com>
5185 * doc/extend.texi (Common Type Attributes): Document vector_size.
5186 (Common Variable Attributes): Mention size constraint. Correct
5188 (Vector Extensions): Use @dfn when defining bas type. Clarify
5189 base type and size constraints.
5191 2019-03-25 Richard Biener <rguenther@suse.de>
5193 PR tree-optimization/89789
5194 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5195 changes from non-undefined back to undefined.
5197 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5199 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5200 heap string and a gc string, but since this variable is unknown to
5201 ggc the gc string might get reused and corrupted. Fixed by always
5202 using a heap string.
5204 2019-03-25 Richard Biener <rguenther@suse.de>
5206 PR tree-optimization/89779
5207 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5208 to remove IV defs, delay actual removal.
5209 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5210 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5211 very end, properly also reset loop control IV information.
5213 2019-03-25 Richard Biener <rguenther@suse.de>
5215 PR tree-optimization/89802
5216 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5217 move EH data to folded stmt.
5219 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5221 * config/s390/s390-builtin-types.def: Remove few unused types and
5222 fix sort order for others.
5224 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5226 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5227 expected and found types with -mdebug during builtin matching.
5229 2019-03-25 Richard Biener <rguenther@suse.de>
5232 * fold-const.c (operand_equal_p): Revert last change with
5235 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5237 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5238 notes for the result of the __tls_get_addr calls.
5239 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5241 2019-03-24 Jeff Law <law@redhat.com>
5243 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5245 PR rtl-optimization/87761
5246 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5247 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5249 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5250 rescans. Reprocess blocks as needed, calling df_analyze before
5251 reprocessing. Always call df_analyze before fixing up debug bind
5254 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5256 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5259 2019-03-22 Andrew Pinski <apinski@marvell.com>
5261 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5262 attrribute for uxtw.
5264 2019-03-26 Jeff Law <law@redhat.com>
5266 PR rtl-optimization/87761
5267 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5268 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5269 (mips_split_move): Accept new INSN argument. Try to forward SRC
5270 into the next instruction.
5271 (mips_split_move_insn): Pass INSN through to mips_split_move.
5273 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5275 PR rtl-optimization/89676
5276 * lra-constraints.c (curr_insn_transform): Do match reload for
5277 early clobbers even if the match was successful.
5279 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5282 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5284 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5286 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5288 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5290 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5291 <avx512>_fmsub_<mode>_mask3<round_name>,
5292 <avx512>_fnmadd_<mode>_mask3<round_name>,
5293 <avx512>_fnmsub_<mode>_mask3<round_name>,
5294 avx512f_vmfmadd_<mode>_mask3<round_name>,
5295 avx512f_vmfmsub_<mode>_mask3<round_name>,
5296 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5297 instead of register_operand and %v instead of v for match_operand 1.
5298 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5299 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5300 <round_nimm_predicate> instead of register_operand and %v instead of v
5301 for match_operand 1.
5303 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5304 <avx512>_fmadd_<mode>_mask3<round_name>,
5305 <avx512>_fmsub_<mode>_mask<round_name>,
5306 <avx512>_fmsub_<mode>_mask3<round_name>,
5307 <avx512>_fnmadd_<mode>_mask<round_name>,
5308 <avx512>_fnmadd_<mode>_mask3<round_name>,
5309 <avx512>_fnmsub_<mode>_mask<round_name>,
5310 <avx512>_fnmsub_<mode>_mask3<round_name>,
5311 <avx512>_fmaddsub_<mode>_mask<round_name>,
5312 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5313 <avx512>_fmsubadd_<mode>_mask<round_name>,
5314 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5315 <round_nimm_predicate> instead of nonimmediate_operand.
5316 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5317 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5318 Use register_operand instead of <round_nimm_predicate> for the
5319 operand that needs to match output.
5320 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5321 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5322 Likewise. Formatting fixes.
5325 * config/i386/i386.c (enum ix86_builtins): Remove
5326 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5327 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5328 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5329 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5330 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5331 __builtin_ia32_vfmsubss3_mask3): New builtins.
5332 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5333 avx512f_vmfmadd_<mode>_mask3<round_name>,
5334 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5335 *avx512f_vmfmsub_<mode>_mask<round_name>,
5336 avx512f_vmfmsub_<mode>_mask3<round_name>,
5337 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5338 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5339 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5340 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5341 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5342 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5343 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5344 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5345 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5346 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5347 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5348 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5349 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5350 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5351 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5352 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5353 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5354 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5355 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5356 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5357 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5358 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5359 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5360 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5361 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5362 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5363 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5364 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5366 2019-03-21 Martin Sebor <msebor@redhat.com>
5368 PR tree-optimization/89350
5369 * builtins.c (compute_objsize): Also ignore offsets whose upper
5371 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5372 (builtin_memref::builtin_memref): Initialize new member.
5373 Allow EXPR to be null.
5374 (builtin_memref::extend_offset_range): Replace local with a member.
5375 Avoid assuming pointer offsets are unsigned.
5376 (builtin_memref::set_base_and_offset): Determine base object
5377 before computing offset range.
5378 (builtin_access::builtin_access): Handle memset.
5379 (builtin_access::generic_overlap): Replace local with a member.
5380 (builtin_access::strcat_overlap): Same.
5381 (builtin_access::overlap): Same.
5382 (maybe_diag_overlap): Same.
5383 (maybe_diag_access_bounds): Same.
5384 (wrestrict_dom_walker::check_call): Handle memset.
5385 (check_bounds_or_overlap): Same.
5387 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5388 Jakub Jelinek <jakub@redhat.com>
5391 * tree.c (fld_type_variant, fld_incomplete_type_of,
5392 fld_process_array_type): Call fld->pset.add and don't call
5393 add_tree_to_fld_list if it returns true.
5394 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5395 non-marked types from TYPE_NEXT_VARIANT list.
5396 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5398 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5400 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5401 to false, if true, don't alloc_entries during construction, but defer
5402 it to the first method that needs m_entries allocated.
5403 (hash_table::hash_table, hash_table::~hash_table,
5404 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5405 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5406 hash_table::clear_slot, hash_table::traverse_noresize,
5407 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5408 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5410 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5411 NO_INSERT instead of find_with_hash.
5412 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5413 hash_set::m_table): Add Lazy to template params of hash_table.
5414 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5415 * attribs.c (test_attribute_exclusions): Likewise.
5416 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5417 hash_set. Add tests for hash_set with Lazy = true.
5419 2019-03-21 Richard Biener <rguenther@suse.de>
5421 PR tree-optimization/89779
5422 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5423 checks with respect to released SSA names now having error_mark_node
5425 * fold-const.c (operand_equal_p): Likewise.
5427 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5430 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5432 (s390_optimize_register_info): Use global_not_special_regno_p to
5433 check for global regs.
5435 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5438 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5439 update this_alternative nor this_alternative_set.
5441 2019-03-19 Jim Wilson <jimw@sifive.com>
5444 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5445 align, size, offset. Use them to handle a BLKmode reference. Update
5447 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5449 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5451 PR rtl-optimization/89768
5452 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5454 (unroll_loop_runtime_iterations): Likewise.
5456 2019-03-19 Martin Sebor <msebor@redhat.com>
5458 PR tree-optimization/89644
5459 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5460 rather than endptr as an indicator of nul-termination.
5462 PR tree-optimization/89644
5463 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5464 arrays in determining sequence sizes in strncpy and stpncpy.
5466 2019-03-19 Martin Liska <mliska@suse.cz>
5469 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5470 unlikely_edges if there's an edge that belongs to both these sets.
5472 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5475 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5476 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5477 go via a stack temporary.
5479 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5482 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5483 instead of gen_rtx_SUBREG.
5484 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5486 2019-03-19 Richard Biener <rguenther@suse.de>
5489 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5491 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5495 * tree.c (free_lang_data_in_decl): Do not free context of C++
5498 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5501 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5502 subs for the first alternative except when operands[3] is 1.
5505 * gimplify.c (gimplify_asm_expr): For output argument with
5506 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5509 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5511 PR rtl-optimization/89753
5512 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5513 explicit unrolling factor even more robust.
5515 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5518 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5519 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5520 signed zeros, do another copysign after the compensation.
5522 2019-03-18 Martin Sebor <msebor@redhat.com>
5524 PR tree-optimization/89720
5525 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5526 more conservatively, the same as anti-range.
5528 2019-03-18 Richard Biener <rguenther@suse.de>
5531 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5532 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5533 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5534 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5536 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5538 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5539 Extend queue to 1024 entries.
5540 Add "consumed" field.
5541 (gomp_print_output): Remove print_index parameter.
5542 Add final parameter.
5543 Change limit to unsigned.
5544 Use consumed field to implement circular buffer.
5545 Detect interrupted print in final pass.
5546 Flush output at the end.
5547 (run): Update gomp_print_output usage.
5548 (main): Initialize kernargs->output_data.consumed.
5550 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5552 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5553 calculation of the minimum number of scalar iterations for
5554 fully-predicated loops.
5556 2019-03-18 Martin Jambor <mjambor@suse.cz>
5558 PR tree-optimization/89546
5559 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5560 any propagation to its children took place.
5562 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5565 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5566 parameter, and make use of it.
5567 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5569 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5571 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5572 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5573 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5574 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5575 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5576 match what the ops is doing.
5577 (push_multi_fp_blink): Likewise.
5578 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5579 compiling for size and elf target.
5580 (arc_save_callee_enter): Adjust note to match what enter/leave
5583 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5585 * config/arc/arc.md (tst_movb): Fix constraint.
5587 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5589 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5591 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5593 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5594 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5595 reg_alloc_order references.
5596 (size_alloc_order): Define.
5597 (arc_adjust_reg_alloc_order): New function.
5598 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5600 (ADJUST_REG_ALLOC_ORDER): Define.
5601 (HONOR_REG_ALLOC_ORDER): Likewise.
5603 2019-03-18 Richard Biener <rguenther@suse.de>
5606 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5607 loads and stores a bit more.
5609 2019-03-18 Richard Biener <rguenther@suse.de>
5612 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5613 load pessimization to stores as well.
5615 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5618 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5619 successor, use NULL as its av set.
5621 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5623 PR rtl-optimization/89721
5624 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5626 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5629 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5630 When handling vec_extract, use modular arithmetic to allow
5631 constant selectors greater than vector length.
5632 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5633 V1TImode vectors to have constant selector values greater than 0.
5634 Use modular arithmetic to compute vector index.
5635 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5636 index for in-memory vectors. Correct code generation for
5637 in-register vectors.
5638 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5641 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5645 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5648 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5651 * tree.c (inchash::add_expr): Strip any location wrappers.
5652 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5653 after hash verification.
5656 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5657 SIGN_EXTEND and ZERO_EXTEND.
5659 2019-03-14 Jason Merrill <jason@redhat.com>
5660 Jakub Jelinek <jakub@redhat.com>
5662 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5663 than if is_empty (*slot).
5664 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5665 existing elt and for elt removal.
5666 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5667 of already removed elt.
5669 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5672 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5675 2019-03-14 Martin Liska <mliska@suse.cz>
5678 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5680 2019-03-14 Richard Biener <rguenther@suse.de>
5683 * config/i386/i386.c (make_resolver_func): Properly set
5684 DECL_CONTEXT on the RESULT_DECL.
5685 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5687 2019-03-14 Richard Biener <rguenther@suse.de>
5689 * gimple-pretty-print.c: Include cfgloop.h.
5690 (dump_gimple_phi): Adjust.
5691 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5692 (pp_cfg_jump): Adjust.
5693 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5694 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5695 (lower_phi_internal_fn): Remove.
5696 (verify_gimple_call): Remove IFN_PHI special-casing.
5697 (dump_function_to_file): Dump IL state.
5698 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5699 done to deal with PHI nodes being present in non-SSA state.
5701 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5704 * multiple_target.c (create_dispatcher_calls): Change
5705 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5706 In the node->iterate_referring loop, push *ref rather than ref, call
5707 ref->remove_reference () and always pass 0 to iterate_referring.
5709 PR rtl-optimization/89679
5710 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5711 would contain a paradoxical SUBREG.
5713 2019-03-14 Richard Biener <rguenther@suse.de>
5715 PR tree-optimization/89710
5716 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5719 2019-03-14 Martin Liska <mliska@suse.cz>
5721 * coverage.c (coverage_begin_function): Stream also
5723 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5724 documentation about function declaration location.
5725 * gcov-dump.c (tag_function): Print whole range
5726 of function declaration.
5727 * gcov.c (struct function_info): Add end_column field.
5728 (function_info::function_info): Initialize it.
5729 (output_json_intermediate_file): Output {start,end}_column
5731 (read_graph_file): Read end_column.
5733 2019-03-14 Richard Biener <rguenther@suse.de>
5736 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5737 that the access types are similar.
5739 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5741 PR tree-optimization/89703
5742 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5743 aren't compatible also with builtin_decl_explicit. Check pure
5744 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5745 and BUILT_IN_STPNCPY{,_CHK}.
5747 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5750 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5751 addr32 prefix to VSIB address for X32.
5752 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5754 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5755 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5756 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5757 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5758 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5759 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5760 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5761 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5762 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5763 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5764 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5765 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5766 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5767 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5768 (*avx512f_scatterdi<mode>): Likewise.
5770 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5773 * lra-constraints.c (inherit_in_ebb): Update
5774 potential_reload_hard_regs along with live_hard_regs.
5776 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5779 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5781 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5783 2019-03-13 Martin Sebor <msebor@redhat.com>
5785 PR tree-optimization/89662
5786 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5789 2019-03-13 Richard Biener <rguenther@suse.de>
5792 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5793 throw FP expressions at tree-affine.
5795 2019-03-14 Richard Biener <rguenther@suse.de>
5797 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5798 dump negative integer constants using _Literal (type) -num.
5800 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5802 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5803 nonlocal_value member.
5806 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5807 (ipa_simd_modify_function_body): Handle PHIs.
5809 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5811 * config/s390/s390.c (s390_option_override_internal): Use more
5812 aggressive inlining parameters.
5814 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5816 * config/s390/3906.md: New file.
5817 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5818 (LONGRUNNING_THRESHOLD): Remove.
5819 (MAX_SCHED_MIX_SCORE): Decrease.
5820 (MAX_SCHED_MIX_DISTANCE): Decrease.
5821 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5822 (struct s390_sched_state): New struct to hold scheduling state.
5823 (S390_SCHED_STATE_NORMAL): Remove.
5824 (S390_SCHED_STATE_CRACKED): Remove.
5825 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5826 (s390_get_sched_attrmask): Use new attribute.
5827 (s390_get_unit_mask): Use new units.
5828 (s390_is_fpd): New function.
5829 (s390_is_fxd): New function.
5830 (s390_is_longrunning): New function.
5831 (s390_sched_score): Use new functions.
5832 (s390_sched_reorder): Likewise.
5833 (s390_sched_variable_issue): Rework and use new functions.
5834 (s390_sched_init): Use new functions.
5835 * config/s390/s390.h (s390_tune_attr): Add z14.
5836 * config/s390/s390.md: Add z14.
5838 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5840 * config/s390/2964.md: Update pipeline description.
5841 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5842 (LONGRUNNING_THRESHOLD): Remove.
5843 (LATENCY_FACTOR): Remove.
5844 (s390_get_unit_mask): Add unit.
5845 (s390_sched_score): Use fxd/fpd.
5846 (s390_sched_variable_issue): Use fxd/fpd.
5848 2019-03-12 Martin Liska <mliska@suse.cz>
5850 * config/i386/i386.c: Reword an error message.
5852 2019-03-12 Martin Jambor <mjambor@suse.cz>
5854 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5855 terminate with newline.
5857 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5860 * config/s390/s390.md (tabort): Use %wd instead of
5861 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5862 letters and periods.
5863 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5864 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5868 * builtins.c (expand_builtin_int_roundingfn,
5869 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5870 gcc_unreachable if validate_arglist fails.
5872 2019-03-12 Richard Biener <rguenther@suse.de>
5874 PR tree-optimization/89664
5875 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5876 free the occurance tree after the early out.
5878 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5882 * vr-values.c (vr_values::update_value_range): If
5883 old_vr->varying_p (), don't update it, make new_vr also VARYING
5886 2019-03-11 Martin Liska <mliska@suse.cz>
5888 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5889 Fix double string quoting.
5891 2019-03-11 Martin Liska <mliska@suse.cz>
5893 * collect-utils.c (collect_wait): Wrap apostrophes
5894 in gcc internal format with %'.
5895 * collect2.c (main): Likewise.
5896 (scan_prog_file): Likewise.
5897 (scan_libraries): Likewise.
5898 * config/i386/i386.c (ix86_expand_call): Likewise.
5899 (ix86_handle_interrupt_attribute): Likewise.
5900 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5901 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5902 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5903 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5904 * symtab.c (symtab_node::verify_base): Likewise.
5905 * tree-cfg.c (verify_gimple_label): Likewise.
5906 * tree.c (verify_type_variant): Likewise.
5908 2019-03-11 Martin Liska <mliska@suse.cz>
5910 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
5911 in a string format message and fix GNU coding style.
5912 (expand_builtin_set_thread_pointer): Likewise.
5913 * common/config/aarch64/aarch64-common.c
5914 (aarch64_rewrite_selected_cpu): Likewise.
5915 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
5916 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
5917 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
5918 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
5919 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
5920 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
5921 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
5922 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
5923 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
5924 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
5926 * common/config/riscv/riscv-common.c
5927 (riscv_subset_list::parsing_subset_version): Likewise.
5928 (riscv_subset_list::parse_std_ext): Likewise.
5929 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5930 (riscv_subset_list::parse): Likewise.
5931 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
5932 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
5933 (aarch64_override_options_internal): Likewise.
5934 (aarch64_validate_mcpu): Likewise.
5935 (aarch64_validate_march): Likewise.
5936 (aarch64_validate_mtune): Likewise.
5937 (aarch64_override_options): Likewise.
5938 * config/alpha/alpha.c (alpha_option_override): Likewise.
5939 * config/arc/arc.c (arc_init): Likewise.
5940 (parse_mrgf_banked_regs_option): Likewise.
5941 (arc_override_options): Likewise.
5942 (arc_expand_builtin_aligned): Likewise.
5943 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
5944 (arm_expand_builtin): Likewise.
5945 * config/arm/arm.c (arm_option_check_internal): Likewise.
5946 (arm_configure_build_target): Likewise.
5947 (arm_option_override): Likewise.
5948 (arm_options_perform_arch_sanity_checks): Likewise.
5949 (arm_handle_cmse_nonsecure_entry): Likewise.
5950 (arm_handle_cmse_nonsecure_call): Likewise.
5951 (arm_tls_referenced_p): Likewise.
5952 (thumb1_expand_prologue): Likewise.
5953 * config/avr/avr.c (avr_option_override): Likewise.
5954 * config/bfin/bfin.c (bfin_option_override): Likewise.
5955 * config/c6x/c6x.c (c6x_option_override): Likewise.
5956 * config/cr16/cr16.c (cr16_override_options): Likewise.
5957 * config/cris/cris.c (cris_option_override): Likewise.
5958 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
5959 * config/darwin-c.c (macosx_version_as_macro): Likewise.
5960 * config/darwin.c (darwin_override_options): Likewise.
5961 * config/frv/frv.c (frv_expand_builtin): Likewise.
5962 * config/h8300/h8300.c (h8300_option_override): Likewise.
5963 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5964 (ix86_option_override_internal): Likewise.
5965 (warn_once_call_ms2sysv_xlogues): Likewise.
5966 (ix86_expand_prologue): Likewise.
5967 (split_stack_prologue_scratch_regno): Likewise.
5968 (ix86_warn_parameter_passing_abi): Likewise.
5969 * config/ia64/ia64.c (fix_range): Likewise.
5970 * config/m68k/m68k.c (m68k_option_override): Likewise.
5971 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5972 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5973 (mips_set_compression_mode): Likewise.
5974 * config/mmix/mmix.c (mmix_option_override): Likewise.
5975 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5976 * config/msp430/msp430.c (msp430_option_override): Likewise.
5977 * config/nds32/nds32.c (nds32_option_override): Likewise.
5978 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5979 (nios2_option_override): Likewise.
5980 (nios2_expand_custom_builtin): Likewise.
5981 * config/nvptx/mkoffload.c (main): Likewise.
5982 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5983 * config/pa/pa.c (fix_range): Likewise.
5984 (pa_option_override): Likewise.
5985 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5986 (riscv_option_override): Likewise.
5987 * config/rl78/rl78.c (rl78_option_override): Likewise.
5988 * config/rs6000/aix61.h: Likewise.
5989 * config/rs6000/aix71.h: Likewise.
5990 * config/rs6000/aix72.h: Likewise.
5991 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5992 * config/rs6000/freebsd64.h: Likewise.
5993 * config/rs6000/linux64.h: Likewise.
5994 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
5995 (rs6000_expand_zeroop_builtin): Likewise.
5996 (rs6000_expand_mtfsb_builtin): Likewise.
5997 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
5998 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
5999 (rs6000_invalid_builtin): Likewise.
6000 (rs6000_expand_split_stack_prologue): Likewise.
6001 * config/rs6000/rtems.h: Likewise.
6002 * config/rx/rx.c (valid_psw_flag): Likewise.
6003 (rx_expand_builtin): Likewise.
6004 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6005 * config/s390/s390.c (s390_expand_builtin): Likewise.
6006 (s390_function_profiler): Likewise.
6007 (s390_option_override_internal): Likewise.
6008 (s390_option_override): Likewise.
6009 * config/sh/sh.c (sh_option_override): Likewise.
6010 (sh_builtin_saveregs): Likewise.
6011 (sh_fix_range): Likewise.
6012 * config/sh/vxworks.h: Likewise.
6013 * config/sparc/sparc.c (sparc_option_override): Likewise.
6014 * config/spu/spu.c (spu_option_override): Likewise.
6015 (fix_range): Likewise.
6016 * config/visium/visium.c (visium_option_override): Likewise.
6017 (visium_handle_interrupt_attr): Likewise.
6018 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6019 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6020 (dbg_cnt_process_opt): Likewise.
6021 * dwarf2out.c (output_dwarf_version): Likewise.
6022 * except.c (expand_eh_return): Likewise.
6023 * gcc.c (defined): Likewise.
6024 (driver_handle_option): Likewise.
6025 (process_command): Likewise.
6026 (compare_files): Likewise.
6027 (driver::prepare_infiles): Likewise.
6028 (driver::do_spec_on_infiles): Likewise.
6029 (driver::maybe_run_linker): Likewise.
6030 * omp-offload.c (oacc_parse_default_dims): Likewise.
6031 * opts-global.c (handle_common_deferred_options): Likewise.
6032 * opts.c (parse_sanitizer_options): Likewise.
6033 (common_handle_option): Likewise.
6034 (enable_warning_as_error): Likewise.
6035 * passes.c (enable_disable_pass): Likewise.
6036 * plugin.c (parse_plugin_arg_opt): Likewise.
6037 (default_plugin_dir_name): Likewise.
6038 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6039 (default_pch_valid_p): Likewise.
6040 * toplev.c (init_asm_output): Likewise.
6041 (process_options): Likewise.
6042 (toplev::run_self_tests): Likewise.
6043 * tree-cfg.c (verify_gimple_call): Likewise.
6044 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6045 (tree_inlinable_function_p): Likewise.
6046 * var-tracking.c (vt_find_locations): Likewise.
6048 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6050 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6051 only on the else branch.
6053 2019-03-11 Martin Liska <mliska@suse.cz>
6055 * gcov.c (output_intermediate_json_line): Print function
6057 (output_json_intermediate_file): Add new argument.
6058 * doc/gcov.texi: Document the change.
6060 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6062 PR rtl-optimization/89588
6063 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6064 explicit unrolling factor more robust.
6066 2019-03-11 Richard Biener <rguenther@suse.de>
6068 PR tree-optimization/89649
6069 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6070 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6071 on the prolog and epilog loops.
6072 (vect_loop_versioning): Return copy of loop.
6073 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6074 on the non-vectorized version of the loop.
6076 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6079 * config/i386/sse.md (*vec_extractv2di_0_sse):
6080 Add (=r,x) alternative and corresponding splitter.
6082 2019-03-10 Martin Jambor <mjambor@suse.cz>
6084 PR tree-optimization/85762
6085 PR tree-optimization/87008
6086 PR tree-optimization/85459
6087 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6088 it points to if there is a type changing MEM_REF. Adjust all callers.
6089 (build_accesses_from_assign): Disable total scalarization if
6090 contains_vce_or_bfcref_p returns true through the new parameter, for
6093 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6096 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6097 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6100 * common.opt (fdiagnostics-show-labels,
6101 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6102 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6103 gas-locview-support, ginline-points, ginternal-reset-location-views):
6104 Terminate description text with a dot.
6105 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6106 * config/mcore/mcore.opt (m210, m340): Likewise.
6107 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6108 mnops=): Start description text with a capital letter.
6109 * config/arc/arc.opt (msize-level=): Likewise.
6110 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6111 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6113 * config/ft32/ft32.opt (msim): Likewise.
6114 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6115 (mnodiv, mnopm): Terminate description text with a dot.
6116 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6118 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6120 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6123 PR rtl-optimization/89634
6124 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6125 are modified in BB_END (e->src) instruction.
6127 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6130 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6131 messages more amenable to translation, and improve wording.
6133 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6135 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6136 ud- and du-chains between phases.
6138 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6141 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6142 instead of POLY_INT_CST.
6144 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6146 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6149 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6154 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6155 (_mm_storeu_si64): Ditto.
6157 2019-03-08 Martin Liska <mliska@suse.cz>
6160 * config/i386/i386.c (ix86_option_override_internal): Disable
6161 jump tables when retpolines are used.
6163 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6166 * ipa-split.c (execute_split_functions): Do not split
6167 'noinline' or 'section' function.
6169 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6172 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6173 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6174 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6177 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6178 from diagnostics. Formatting fixes.
6181 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6182 warn_odr diagnostics.
6185 * lra-constraints.c (process_alt_operands): Avoid one space before
6186 " at the end of line and another after " on another line in a string
6188 * attribs.c (handle_dll_attribute): Likewise.
6189 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6191 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6192 warning_at or inform messages in G_() if there is no ?:.
6194 PR tree-optimization/89550
6195 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6196 returned true. Formatting fixes.
6197 (expand_builtin_strnlen): Formatting fixes.
6198 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6199 if warning_at returned true.
6200 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6202 2019-03-08 Richard Biener <rguenther@suse.de>
6205 * cfgloop.h (struct loop): Add owned_clique field.
6206 * cfgloopmanip.c (copy_loop_info): Copy it.
6207 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6209 * tree-inline.c (copy_loops): Remap owned_clique.
6210 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6211 * lto-streamer-out.c (output_cfg): Likewise.
6213 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6216 * config/darwin.c: Include intl.h.
6217 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6218 composing the message out of two separate parts.
6220 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6223 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6224 doesn't start with a capital letter and doesn't end with a dot.
6225 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6226 with a capital letter.
6227 (ix86_mangle_function_version_assembler_name): Likewise.
6228 (ix86_generate_version_dispatcher_body): Likewise.
6229 (fold_builtin_cpu): Likewise.
6230 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6231 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6232 translators, wrap full type name in %qs.
6234 PR translation/79999
6235 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6236 depend clause with source (or sink) modifier.
6237 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6240 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6241 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6242 (avx512f_load<mode>_mask): New define_expand.
6243 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6244 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6245 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6246 __builtin_ia32_movess_mask): New builtins.
6247 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6248 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6249 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6250 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6252 2019-03-07 Martin Jambor <mjambor@suse.cz>
6255 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6256 for extern inline functions.
6258 2019-03-07 Martin Jambor <mjambor@suse.cz>
6261 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6262 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6263 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6264 have multiple callees. At the end check if declarations match as
6265 opposed to cgraph_nodes.
6267 2019-03-07 Martin Liska <mliska@suse.cz>
6269 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6270 which is equivalent to searching for this in clones chain.
6271 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6272 names with a neighbour and special case first node in a chain.
6274 2019-01-25 Jason Merrill <jason@redhat.com>
6276 PR c++/80916 - spurious "static but not defined" warning.
6277 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6278 for an internal symbol with DECL_EXTERNAL.
6280 2019-04-07 Richard Biener <rguenther@suse.de>
6283 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6284 * tree-inline.c (copy_loops): Simplify.
6286 2019-03-07 Martin Liska <mliska@suse.cz>
6288 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6290 2019-03-07 Richard Biener <rguenther@suse.de>
6292 PR tree-optimization/89595
6293 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6294 stmt iterator as reference, take boolean output parameter to
6295 indicate whether the stmt was removed and thus the iterator
6297 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6298 stmts created by folding.
6300 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6303 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6306 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6308 PR rtl-optimization/88845
6309 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6311 * lra.c (remove_scratches_1): New function.
6312 (remove_scratches): Use it.
6313 (lra_emit_move): Likewise.
6315 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6317 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6318 unaligned_access variable.
6319 * config/arc/arc.c (arc_override_options): Set unaligned access
6320 default on for HS CPUs.
6321 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6323 2019-03-06 Martin Liska <mliska@suse.cz>
6325 PR gcov-profile/89577
6326 * doc/gcov.texi: Prefer to use --coverage.
6327 * doc/sourcebuild.texi: Likewise.
6329 2019-03-02 Jason Merrill <jason@redhat.com>
6331 PR c++/86485 - -Wmaybe-unused with empty class ?:
6332 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6334 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6337 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6341 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6342 exactly one argument.
6344 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6345 Richard Sandiford <richard.sandiford@arm.com>
6347 PR tree-optimization/89570
6348 * match.pd (vec_cond into cond_op simplification): Don't use
6349 get_conditional_internal_fn, use as_internal_fn (cond_op).
6351 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6354 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6355 to decide when to split off a non-zero offset from a symbol.
6356 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6357 in function symbols.
6359 2019-03-05 Richard Biener <rguenther@suse.de>
6361 PR tree-optimization/89594
6362 * tree-if-conv.c (pass_if_conversion::execute): Handle
6363 case where .LOOP_VECTORIZED_FUNCTION was removed.
6365 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6368 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6369 instead alloca it only when needed with the needed size.
6371 PR tree-optimization/89570
6372 * match.pd (vec_cond into cond_op simplification): Guard with
6373 vectorized_internal_fn_supported_p test and #if GIMPLE.
6375 PR tree-optimization/89566
6376 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6377 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6378 Punt if get_user_idx_format succeeds, but idx_format argument is
6379 not provided or doesn't have pointer type, or if idx_args is above
6380 number of provided arguments.
6382 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6384 PR tree-optimization/89437
6385 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6387 2019-03-04 Richard Biener <rguenther@suse.de>
6390 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6393 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6395 PR tree-optimization/89487
6396 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6397 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6398 (distribute_loop): Don't do runtime alias check if there is non-
6399 addressable data reference.
6400 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6401 is a register variable.
6403 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6406 * config/arm/arm.md (cmpsi2_addneg): Use
6407 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6408 If operands[2] is 0 or INT_MIN, force use of subs.
6409 (*compare_scc splitter): Use gen_int_mode.
6410 (*negscc): Likewise.
6411 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6413 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6414 Monk Chiang <sh.chiang04@gmail.com>
6416 * common/config/riscv/riscv-common.c: Include sstream.
6417 (riscv_subset_list::to_string): New.
6418 (riscv_arch_str): Likewise.
6419 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6421 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6422 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6423 (riscv_emit_attribute): New.
6424 (riscv_file_start): Emit attribute if needed.
6425 (riscv_option_override): Init riscv_emit_attribute_p.
6426 * config/riscv/riscv.opt (mriscv-attribute): New option.
6427 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6429 * doc/install.texi: Document --with-riscv-attribute.
6430 * doc/invoke.texi: Document -mriscv-attribute.
6432 * common/config/riscv/riscv-common.c:
6433 Include config/riscv/riscv-protos.h.
6434 (INCLUDE_STRING): Defined.
6435 (RISCV_DONT_CARE_VERSION): Defined.
6436 (riscv_subset_t): Declare.
6437 (riscv_subset_t::riscv_subset_t): New.
6438 (riscv_subset_list): Declare.
6439 (riscv_subset_list::riscv_subset_list): New.
6440 (riscv_subset_list::~riscv_subset_list): Likewise.
6441 (riscv_subset_list::parsing_subset_version): Likewise.
6442 (riscv_subset_list::parse_std_ext): Likewise.
6443 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6444 (riscv_subset_list::add): Likewise.
6445 (riscv_subset_list::lookup): Likewise.
6446 (riscv_subset_list::xlen): Likewise.
6447 (riscv_subset_list::parse): Likewise.
6448 (riscv_supported_std_ext): Likewise.
6449 (current_subset_list): Likewise.
6450 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6453 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6455 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6456 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6457 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6459 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6461 PR rtl-optimization/85899
6462 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6463 fallthru edges leading to the exit block.
6465 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6468 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6469 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6471 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6473 PR tree-optimization/89535
6474 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6475 for each operand. Calculate the fallback choice for mask operands
6476 and pass it to vect_get_vec_def_for_operand.
6478 2019-03-01 Richard Biener <rguenther@suse.de>
6481 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6482 get virtual operands.
6483 (get_expr_operands): Handle CONST_DECL like other decls.
6485 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6488 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6489 on DECL_P and EXPR_P.
6491 2019-03-01 Richard Biener <rguenther@suse.de>
6494 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6495 argument, defaulted to zero.
6496 * passes.c (execute_function_todo): Pass down SSA update flags
6497 to cleanup_tree_cfg.
6498 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6499 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6501 (cleanup_tree_cfg): Get and pass down SSA update flags.
6503 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6506 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6507 early_lto_debug argument.
6509 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6511 PR tree-optimization/89536
6512 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6513 only whether bit #0 of the value is 0 instead of the entire value.
6515 2019-02-28 Marek Polacek <polacek@redhat.com>
6517 PR c++/87068 - missing diagnostic with fallthrough statement.
6518 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6519 at the end of a seq, save its location to walk_stmt_info.
6520 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6523 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6526 * tree.c (find_atomic_core_type): Move ahead in file.
6527 (check_base_type): Correctly compare alignments of atomic types.
6529 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6532 * config/i386/i386.c (get_builtin_code_for_version): Identify
6533 Westmere from PCLMUL, instead of AES.
6535 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6538 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6539 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6542 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6545 * config/aarch64/aarch64-option-extensions.def: Document it.
6546 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6549 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6552 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6553 builtins if they don't have a single scalar floating point argument.
6556 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6558 PR rtl-optimization/89490
6559 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6560 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6561 block section is not mergeable.
6563 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6566 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6567 old define_insn to ...
6568 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6569 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6570 Rename old define_insn to ...
6571 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6572 (thumb2_casesi_internal_pic): New define_expand. Rename old
6574 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6575 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6576 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6578 2019-02-27 Richard Biener <rguenther@suse.de>
6581 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6583 2019-02-27 Richard Biener <rguenther@suse.de>
6585 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6588 2019-02-27 Richard Biener <rguenther@suse.de>
6591 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6592 parameter, prefix section name with .gnu.debuglto_ if true.
6593 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6594 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6596 2019-02-27 Richard Biener <rguenther@suse.de>
6599 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6600 rather than on use_debug_types, doing what output_die does.
6601 (value_format): Likewise.
6603 2019-02-27 Martin Jambor <mjambor@suse.cz>
6604 Martin Sebor <msebor@redhat.com>
6606 * doc/invoke.texi (Warning Options): Reword description of
6607 -Wno-absolute-value.
6609 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6611 PR tree-optimization/89280
6612 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6613 builtin_setjmp_setup_bb): New functions.
6614 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6615 When visiting __builtin_setjmp_setup block, queue in special
6616 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6617 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6618 from visited after the loop if they don't have any visited successor
6621 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6623 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6625 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6627 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6630 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6631 with types other than sizetype/ssizetype.
6633 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6635 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6636 (enum sparc_processor_type): ...this.
6637 (enum sparc_code_model_type): New enumeration type.
6638 (enum sparc_memory_model_type): Tweak comments.
6639 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6641 (mcmodel): Use sparc_code_model enumeration and variable.
6642 (sparc_code_model): New enumeration.
6643 (mdebug): Add Undocumented marker.
6644 * config/sparc/sparc.h (enum cmodel): Delete.
6645 (sparc_cmodel): Likewise.
6646 (TARGET_CM_MEDLOW): Adjust to above renaming.
6647 (TARGET_CM_MEDMID): Likewise.
6648 (TARGET_CM_MEDANY): Likewise.
6649 (TARGET_CM_EMBMEDANY): Likewise.
6650 * config/sparc/sparc.c (sparc_cmodel): Delete.
6651 (sparc_option_override): Remove string/value mapping support for the
6652 code model. Move code and memory model support to after the handling
6653 of target flags. Do private machine setup last.
6654 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6655 (sparc_legitimize_reload_address): Likewise.
6656 (sparc_output_mi_thunk): Likewise.
6657 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6659 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6661 PR tree-optimization/89500
6662 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6663 (handle_builtin_strlen): Remove noncst_bound variable. Always
6664 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6665 cst if the first cst bytes starting at x are known to be non-zero,
6666 even if the string is not zero terminated. Don't try to modify
6667 *si for strnlen. Update strlen_to_stridx only for strlen or if
6668 we can prove strnlen returns the same value as strlen would.
6670 2019-02-26 Martin Liska <mliska@suse.cz>
6672 * alloc-pool.h (struct pool_usage): Remove extra
6674 * bitmap.h (struct bitmap_usage): Likewise.
6675 * ggc-common.c (struct ggc_usage): Likewise.
6676 * mem-stats.h (struct mem_usage): Likewise.
6677 (mem_alloc_description::dump): Print dash lines
6678 here and repeat header at the end of a table report.
6679 It's then more readable.
6680 * tree-phinodes.c (phinodes_print_statistics): Make
6681 horizontal alignment.
6682 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6683 * vec.c (struct vec_usage): Remove extra print_dash_line.
6684 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6686 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6688 * doc/extend.texi (__builtin_object_size):
6689 Use @pxref instead of @xref inside parenthesis.
6690 (__builtin_has_attribute): Add missing comma after @xref.
6691 (__builtin_object_size): Ditto.
6692 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6693 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6696 2019-02-26 Jeff Law <law@redhat.com>
6698 PR rtl-optimization/87761
6699 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6700 detect obviously dead insns and delete them.
6702 2019-02-26 Richard Biener <rguenther@suse.de>
6704 PR tree-optimization/89505
6705 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6706 to handle restrict pointed-to vars with multiple subvars
6709 2019-02-26 Richard Biener <rguenther@suse.de>
6711 PR tree-optimization/89489
6712 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6714 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6716 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6717 and move around comment.
6718 <BIT_AND_EXPR>: Likewise.
6719 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6721 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6724 * config/i386/i386.c (remove_partial_avx_dependency): Call
6725 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6726 after changing possibly many instructions to use that pseudo. Fix up
6727 insertion of v4sf_const0 setter at the start of bb.
6729 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6732 * doc/extend.texi (Variadic Pointer Args): New section.
6734 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6735 Martin Sebor <msebor@gmail.com>
6737 * common.opt (Wattribute-alias): Likewise.
6738 * doc/invoke.texi (Option Summary): List general form of
6739 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6740 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6741 Add cross-references.
6742 (-Wattribute-alias): Rewrite and correct default. Mention
6743 considered attributes (same as for -Wmissing-attributes).
6745 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6747 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6748 (_mm_cvtpd_ps): Likewise.
6749 (_mm_cvttpd_epi32): Likewise.
6752 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6753 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6756 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6758 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6761 * common/config/aarch64/aarch64-common.c
6762 (struct aarch64_option_extension): Add is_synthetic.
6763 (all_extensions): Use it.
6764 (TARGET_OPTION_INIT_STRUCT): Define hook.
6765 (struct gcc_targetm_common): Moved to end.
6766 (all_extensions_by_on): New.
6767 (opt_ext_cmp, typedef opt_ext): New.
6768 (aarch64_option_init_struct): New.
6769 (aarch64_contains_opt): New.
6770 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6771 * config/aarch64/aarch64-option-extensions.def
6772 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6773 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6774 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6775 Set is_synthetic to false.
6776 (crypto): Set is_synthetic to true.
6777 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6780 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6782 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6783 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6784 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6785 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6786 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6787 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6788 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6789 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6791 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6792 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6793 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6794 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6795 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6796 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6797 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6798 vfmlsl_laneq_high_f16): ... To this.
6799 * config/arm/neon.md: Update comments.
6801 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6803 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6804 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6805 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6806 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6807 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6808 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6809 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6810 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6812 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6813 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6814 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6815 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6816 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6817 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6818 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6819 vfmlslq_laneq_high_f16): ... To this.
6821 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6823 PR rtl-optimization/86096
6824 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6825 comparing mw_order values.
6827 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6830 * config/arm/arm.md (*subsi3_carryin_const): Use
6831 arm_neg_immediate_operand predicate instead of
6832 arm_not_immediate_operand, "L" constraint instead of "K" and
6833 print it using %n2 instead of %B2.
6834 (*subsi3_carryin_const0): New define_insn.
6835 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6836 instead of arm_not_operand and "I" constraint instead of "K" and
6837 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6838 another match_operand and in the condition check that it is negation
6840 (*subsi3_carryin_compare_const0): New define_ins.
6841 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6842 *subsi3_carryin_const.
6843 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6844 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6847 * config/arm.vfp.md (*negdf2_vfp): Use
6848 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6849 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6851 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6853 PR rtl-optimization/89445
6854 * simplify-rtx.c (simplify_ternary_operation): Don't use
6855 simplify_merge_mask on operands that may trap.
6856 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6857 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6858 second operand is CONST_VECTOR, check if any element could be zero.
6859 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6860 their operands can trap.
6862 2019-02-23 Martin Sebor <msebor@redhat.com>
6864 * gimple-ssa-sprintf.c (target_strtol): Rename...
6865 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6866 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6867 check for range error.
6869 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6872 * opts-common.c (prune_options): Also prune joined switches
6873 with Negative and RejectNegative.
6874 * config/i386/i386.opt (march=): Add Negative(march=).
6875 (mtune=): Add Negative(mtune=).
6876 * doc/options.texi: Document Negative used together with Joined
6879 2019-02-22 Martin Sebor <msebor@redhat.com>
6881 * doc/extend.texi (Other Builtins): Add
6882 __builtin_is_constant_evaluated.
6884 2019-02-22 Richard Biener <rguenther@suse.de>
6886 PR tree-optimization/87609
6887 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6889 2019-02-22 Jeff Law <law@redhat.com>
6891 PR rtl-optimization/87761
6892 * config/mips/mips.md: Add new combiner pattern to recognize
6893 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6895 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6898 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6899 destination register in peepholes generating patterns for ADDS/SUBS.
6900 (add<mode>3_compare0,
6901 *addsi3_compare0_uxtw, add<mode>3_compareC,
6902 add<mode>3_compareV_imm, add<mode>3_compareV,
6903 *adds_<optab><ALLX:mode>_<GPI:mode>,
6904 *subs_<optab><ALLX:mode>_<GPI:mode>,
6905 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6906 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
6907 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
6908 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
6909 sub<mode>3_compare1): Allow stack pointer for source register.
6910 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
6912 2019-02-22 Martin Sebor <msebor@redhat.com>
6914 PR tree-optimization/88993
6915 PR tree-optimization/88853
6916 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
6918 (sprintf_dom_walker::call_info::is_string_func): New helper.
6919 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
6920 for formatted string functions.
6921 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
6923 2019-02-22 Martin Sebor <msebor@redhat.com>
6926 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
6927 unreachable subexpressions.
6929 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
6930 Hongtao Liu <hongtao.liu@intel.com>
6931 Sunil K Pandey <sunil.k.pandey@intel.com>
6934 * config/i386/i386-passes.def: Add
6935 pass_remove_partial_avx_dependency.
6936 * config/i386/i386-protos.h
6937 (make_pass_remove_partial_avx_dependency): New.
6938 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
6940 (pass_data_remove_partial_avx_dependency): New.
6941 (pass_remove_partial_avx_dependency): Likewise.
6942 (make_pass_remove_partial_avx_dependency): Likewise.
6943 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
6944 (*extendsfdf2): Add avx_partial_xmm_update.
6945 (truncdfsf2): Likewise.
6946 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6947 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6949 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6952 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
6955 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
6958 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
6959 (PTA_SKYLAKE): Add PTA_AES.
6960 (PTA_GOLDMONT): Likewise.
6962 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6964 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6965 instruction if enabled.
6966 (aarch64_override_options): Remove reference to return address key.
6968 2019-02-22 Richard Biener <rguenther@suse.de>
6970 PR tree-optimization/89440
6971 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6972 not necessary assert.
6974 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6977 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6978 (oacc_replace_fn_attrib_attr): ... this new function.
6979 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6980 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6982 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6984 * config/arm/arm-cpus.in (ares): Rename to...
6985 (neoverse-n1): ... This. Add ares as alias.
6986 * config/arm/arm-tables.opt: Regenerate.
6987 * config/arm/arm-tune.md: Likewise.
6988 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6990 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6992 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
6993 * config/aarch64/aarch64-tune.md: Regenerate.
6994 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
6996 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6998 * config/aarch64/aarch64.c (ares_tunings): Rename to...
6999 (neoversen1_tunings): ... This.
7000 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7001 (neoverse-n1): New CPU.
7002 * config/aarch64/aarch64-tune.md: Regenerate.
7003 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7005 2019-02-22 Richard Biener <rguenther@suse.de>
7008 * cfghooks.h (dependence_hash): New typedef.
7009 (struct copy_bb_data): New type.
7010 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7011 (duplicate_block): Likewise.
7012 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7013 (copy_bbs): Create and pass down copy_bb_data.
7014 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7015 (rtl_duplicate_bb): Likewise.
7016 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7017 remap dependence info.
7019 2019-02-22 Richard Biener <rguenther@suse.de>
7021 PR tree-optimization/87609
7022 * tree-core.h (tree_base): Document special clique values.
7023 * tree-inline.c (remap_dependence_clique): Do not use the
7024 special clique value of one.
7025 (maybe_set_dependence_info): Use clique one.
7026 (clear_dependence_clique): New callback.
7027 (compute_dependence_clique): Clear clique one from all refs
7028 before assigning it (again).
7030 2019-02-21 Martin Sebor <msebor@redhat.com>
7032 * doc/extend.texi (__clear_cache): Correct signature.
7034 2019-02-21 Ian Lance Taylor <iant@golang.org>
7037 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7038 than output_constant_def.
7039 (add_constant_to_table): New static function.
7040 (output_constant_def): Call add_constant_to_table.
7041 (tree_output_constant_def): Likewise.
7043 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7046 * builtins.c (fold_builtin_arith_overflow): If first two args are
7047 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7050 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7053 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7054 error for -mindirect-branch/-mfunction-return with incompatible
7057 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7060 * constraints.md (q): Remove.
7061 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7064 2019-02-21 Martin Jambor <mjambor@suse.cz>
7067 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7068 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7069 (omp_adjust_for_condition): ...here. Added necessary parameters.
7070 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7071 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7072 proper values to new parameters of omp_adjust_for_condition.
7074 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7077 * expr.c (expand_assignment): If result is a MEM, use change_address
7078 instead of simplify_gen_subreg.
7080 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7081 David Malcolm <dmalcolm@redhat.com>
7084 * fold-const.c (decode_field_reference): Return NULL_TREE if
7085 lang_hooks.types.type_for_size returns NULL. Check it before
7086 overwriting *exp_. Use return NULL_TREE instead of return 0.
7088 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7092 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7095 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7098 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7099 TARGET_SSE in addition to TARGET_SSE_MATH.
7101 (ix86_excess_precision): Ditto.
7102 (ix86_float_exceptions_rounding_supported_p): Ditto.
7103 (use_rsqrt_p): Ditto.
7104 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7106 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7109 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7110 linenum_arith_t when determining if two adjacent line spans are
7111 close enough to merge.
7112 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7113 lines within each line_span.
7115 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7118 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7119 paradoxical SUBREGS.
7121 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7124 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7125 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7126 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7129 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7131 * config/gcn/gcn.c (print_operand): Fix typo.
7133 2019-02-19 Richard Biener <rguenther@suse.de>
7136 * toplev.c (do_compile): Initialize mpfr's exponent range
7137 based on available float modes.
7139 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7141 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7142 as long as the epilogue isn't completed.
7144 2019-02-18 Martin Sebor <msebor@redhat.com>
7146 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7147 __has_cpp_attribute, and __has_include.
7149 2019-02-18 Martin Sebor <msebor@redhat.com>
7151 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7153 2019-02-18 Martin Sebor <msebor@redhat.com>
7156 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7158 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7160 2019-02-18 Richard Biener <rguenther@suse.de>
7162 PR tree-optimization/89296
7163 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7164 of no-warning flag to cases that might emit the bogus warning.
7166 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7169 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7171 * config/arm/vfp.md (*movdi_vfp): Likewise.
7172 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7173 "q" constraint for operands[0].
7176 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7177 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7178 pattern in a temporary buffer.
7179 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7180 than 64-operands[2].
7183 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7184 s390_indirect_branch_settings): Define unconditionally.
7185 (s390_set_current_function): Likewise, but guard the whole body except
7186 the s390_indirect_branch_settings call with
7187 #if S390_USE_TARGET_ATTRIBUTE.
7188 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7190 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7191 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7192 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7193 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7194 HOST_WIDE_INT_1U instead of 1ULL.
7195 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7196 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7197 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7198 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7200 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7203 2019-02-18 Martin Jambor <mjambor@suse.cz>
7205 PR tree-optimization/89209
7206 * tree-sra.c (create_access_replacement): New optional parameter
7207 reg_tree. Use it as a type if non-NULL and access type is not of
7209 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7210 to create_access_replacement.
7211 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7212 Check lacc is non-NULL before attempting to re-create it on the RHS.
7214 2019-02-18 Martin Liska <mliska@suse.cz>
7217 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7219 (symbol_table::free_edge): Recycle m_summary_id.
7220 * cgraph.h (get_summary_id): New.
7221 (symbol_table::release_symbol): Set m_summary_id to -1
7223 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7224 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7225 function_summary to fast_function_summary.
7226 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7227 * ipa-pure-const.c (class funct_state_summary_t):
7228 Switch from function_summary to fast_function_summary.
7229 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7230 (class ipa_ref_opt_summary_t): Switch from function_summary
7231 to fast_function_summary.
7232 * symbol-summary.h (class function_summary_base): New class
7233 that is created from base of former function_summary.
7234 (function_summary_base::unregister_hooks): New.
7235 (class function_summary): Inherit from function_summary_base.
7236 (class call_summary_base): New class
7237 that is created from base of former call_summary.
7238 (class call_summary): Inherit from call_summary_base.
7239 (struct is_same): New.
7240 (class fast_function_summary): New summary class.
7241 (class fast_call_summary): New summary class.
7242 * vec.h (vec_safe_grow_cleared): New function.
7244 2019-02-18 Martin Liska <mliska@suse.cz>
7246 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7247 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7248 * doc/tm.texi: Document new target hook.
7249 * doc/tm.texi.in: Likewise.
7250 * target.def: Add new target macro.
7251 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7254 2019-02-17 Alan Modra <amodra@gmail.com>
7257 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7258 output reg on add insn.
7259 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7261 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7264 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7265 (PMULHRSW): Likewise.
7266 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7268 (ssse3_pmulhrswv4hi3): New expander.
7270 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7272 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7273 MMX. Add isa attribute.
7275 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7277 PR rtl-optimization/66152
7278 * builtins.h (c_readstr): Declare.
7279 * builtins.c (c_readstr): Remove forward declaration. Add
7280 null_terminated_p argument, if false, read all bytes from the
7281 string instead of stopping after '\0'.
7282 * expr.c (string_cst_read_str): New function.
7283 (store_expr): Use string_cst_read_str instead of
7284 builtin_strncpy_read_str. Try to store by pieces the whole
7285 exp_len first, and only if that fails, split it up into
7286 store by pieces followed by clear_storage. Formatting fix.
7288 * config/i386/i386.md (*movqi_internal): Remove static from
7289 buf variable. Use output_asm_insn (buf, operands); return "";
7290 instead of return buf;.
7291 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7292 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7293 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7295 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7297 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7298 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7299 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7300 (CC1_SPEC): Likewise.
7301 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7303 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7305 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7306 the base address on 64-bit strict-alignment platforms.
7308 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7310 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7312 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7314 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7316 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7318 PR rtl-optimization/88308
7319 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7320 on copied instruction.
7322 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7324 * final.c (insn_current_reference_address): Replace test on JUMP_P
7325 with test on jump_to_label_p.
7326 * config/visium/visium-passes.def: New file.
7327 * config/visium/t-visium (PASSES_EXTRA): Define.
7328 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7329 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7330 (TRAMPOLINE_ALIGNMENT): Define.
7331 * config/visium/visium.c (visium_option_override): Do not register
7332 the machine-specific reorg pass here.
7333 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7335 (output_branch): Adjust threshold for long branch instruction.
7336 * config/visium/visium.md (cpu): Move around.
7337 (length): Adjust for the GR6.
7339 2019-02-15 Richard Biener <rguenther@suse.de>
7340 Jakub Jelinek <jakub@redhat.com>
7342 PR tree-optimization/89278
7343 * tree-loop-distribution.c: Include tree-eh.h.
7344 (generate_memset_builtin, generate_memcpy_builtin): Call
7345 rewrite_to_non_trapping_overflow on builtin->size before passing it
7346 to force_gimple_operand_gsi.
7348 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7351 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7353 * opth-gen.awk: Likewise.
7355 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7357 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7358 Enable MMX, SSE and SSE2 by default.
7359 * config/i386/i386.c (ix86_option_override_internal): Do not
7360 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7362 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7364 PR rtl-optimization/89354
7365 * combine.c (make_extraction): Punt if extraction_mode is narrower
7368 2019-02-14 Maya Rashish <coypu@sdf.org>
7370 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7371 * config/netbsd-d.c: New file.
7372 * config/t-netbsd: Add netbsd-d.o
7374 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7376 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7377 affects_type_identity to true for aarch64_vector_pcs.
7378 (aarch64_comp_type_attributes): New function.
7379 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7381 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7384 * config/arm/iterators.md (ANY64): Add V4HF.
7386 2019-02-14 Martin Liska <mliska@suse.cz>
7388 PR rtl-optimization/89242
7389 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7390 process a transformation.
7392 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7394 PR tree-optimization/89314
7395 * fold-const.c (fold_binary_loc): Cast strlen argument to
7396 const char * before dereferencing it. Formatting fixes.
7399 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7401 2019-02-13 Ian Lance Taylor <iant@golang.org>
7403 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7404 and set current index for other optimizations.
7406 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7408 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7409 nonimmediate_operand as operand 2 predicate.
7410 (vec_set<VF2_512_256:mode>_0): Ditto.
7411 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7412 (*vec_concatv2si): Remove alternative 2.
7413 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7414 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7415 (vec_concatv2di): Split alternatives 4,5,6 to ...
7416 (*vec_concatv2di_0) ... new pattern.
7418 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7421 * config/arm/arm.c (ldm_stm_operation_p) Set
7422 addr_reg_in_reglist correctly for first register.
7423 (load_multiple_sequence): Remove dead base check.
7424 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7426 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7429 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7430 Expose as @aarch64_pred_mov.
7431 * config/aarch64/aarch64.c (aarch64_classify_address):
7432 Use expand_insn which legitimizes operands.
7434 2019-02-13 Martin Liska <mliska@suse.cz>
7436 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7437 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7438 and pointer_offset fields.
7439 (initialize_argument_information): Remove usage of dead
7441 * cgraph.h (struct cgraph_thunk_info): Remove
7442 add_pointer_bounds_args.
7443 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7445 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7447 * config/i386/i386.c (ix86_function_arg_advance): Remove
7449 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7450 (def_builtin): Remove usage of dead
7452 (ix86_add_new_builtins): Likewise.
7453 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7454 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7455 (sem_function::init): Likewise.
7456 (sem_variable::merge): Likewise.
7457 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7458 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7459 * lto-cgraph.c (lto_output_node): Likewise.
7460 (lto_output_varpool_node): Likewise.
7461 (input_node): Likewise.
7462 (input_varpool_node): Likewise.
7463 * lto-streamer-out.c (lto_output): Likewise.
7464 * tree-inline.c (expand_call_inline): Remove usage of
7466 * tree-inline.h (struct copy_body_data): Likewise.
7467 * varpool.c (varpool_node::dump): Likewise.
7469 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7472 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7473 into pt->vars_contains_escaped_heap instead of setting
7474 pt->vars_contains_escaped_heap to it.
7477 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7478 INTVAL (size), compare it to GET_MODE_MASK instead of
7479 1 << GET_MODE_BITSIZE.
7482 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7483 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7486 2019-02-13 Martin Liska <mliska@suse.cz>
7489 * cfgrtl.c (remove_barriers_from_footer): New function.
7490 (try_redirect_by_replacing_jump): Use it.
7491 (cfg_layout_redirect_edge_and_branch): Likewise.
7493 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7495 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7496 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7497 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7498 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7499 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7500 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7502 * config/rs6000/rs6000.c (builtin_function_type)
7503 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7504 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7505 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7506 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7507 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7509 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7511 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7512 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7514 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7517 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7518 268678 and revision 268657.
7519 (*movti_internal): Likewise.
7521 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7524 * config/s390/s390.c (s390_decompose_address): Update comment.
7525 (s390_check_qrst_address): Reject invalid address forms after
7528 2019-02-12 Martin Liska <mliska@suse.cz>
7531 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7532 we need default values of funct_state for a function that
7535 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7537 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7538 the object to pick the size of stores on strict-alignment platforms.
7540 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7541 (*movdi_insn_sp32): Likewise.
7542 (*movdi_insn_sp64): Likewise.
7544 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7547 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7548 types that needs constructiong.
7549 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7551 2019-02-12 Richard Biener <rguenther@suse.de>
7553 PR tree-optimization/89253
7554 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7557 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7560 * input.c (selftest::test_line_offset_overflow): New selftest.
7561 (selftest::input_c_tests): Call it.
7563 2019-02-11 Martin Sebor <msebor@redhat.com>
7565 PR tree-optimization/88771
7566 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7567 when -Wstringop-overflow is set.
7568 (builtin_memref::builtin_memref): Adjust excessive upper bound
7569 only when lower bound is not excessive.
7570 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7571 -Wstringop-ovefflow.
7572 (maybe_diag_offset_bounds): Rename...
7573 (maybe_diag_access_bounds): ...to this.
7574 (check_bounds_or_overlap): Adjust for name change above.
7576 2019-02-11 Martin Sebor <msebor@redhat.com>
7579 * builtins.c (max_object_size): Move from here...
7580 * builtins.h (max_object_size): ...and here...
7581 * tree.c (max_object_size): ...to here...
7582 * tree.h (max_object_size): ...and here.
7584 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7586 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7587 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7588 for correct semantics.
7590 2019-02-11 Alan Modra <amodra@gmail.com>
7592 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7593 -mlongcall and -mpltseq.
7594 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7595 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7596 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7597 * config/rs6000/sysv4.opt (mpltseq): New option.
7598 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7599 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7600 support is lacking. Don't allow -mpltseq with -mbss-plt.
7601 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7602 -mpltseq given for ELFv1.
7603 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7604 Only use UNSPEC_PLTSEQ for inline PLT calls.
7605 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7606 use UNSPEC_PLTSEQ for inline PLT calls.
7607 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7608 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7609 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7610 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7611 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7612 (pltseq_mtctr_<mode>): Likewise.
7614 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7616 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7618 * configure: Regenerate.
7620 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7623 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7626 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7628 * function.c (assign_parm_setup_block): Use the stored
7629 size, not the passed size, when allocating stack-space,
7630 also for a parameter with alignment larger than
7631 MAX_SUPPORTED_STACK_ALIGNMENT.
7633 2019-02-11 Martin Liska <mliska@suse.cz>
7636 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7637 * ipa-inline.c (inline_small_functions): Likewise.
7638 * ipa-pure-const.c (propagate_pure_const): Likewise.
7639 (propagate_nothrow): Likewise.
7640 * ipa-reference.c (propagate): Likewise.
7641 * ipa-utils.c (struct searchc_env): Remove unused field.
7642 (searchc): Always search across AVAIL_INTERPOSABLE.
7643 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7644 the only called IPA pure const can properly not propagate
7645 across interposable boundary.
7646 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7648 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7650 * config/nds32/nds32.md (call_internal, call_value_internal,
7651 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7653 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7655 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7658 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7660 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7663 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7665 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7667 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7669 PR tree-optimization/89268
7670 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7671 if preds is non-NULL.
7673 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7676 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7679 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7681 * config/nds32/nds32.md (trap): New pattern.
7683 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7685 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7688 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7690 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7693 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7695 * ipa-visibility.c (localize_node): Also do not localize
7696 LDPR_PREVAILING_DEF_IRONLY_EXP.
7698 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7701 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7702 instead of type_with_linkage.
7704 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7707 * params.def (uninlined-function-insns, uninlined-function-time,
7708 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7709 bound so we don't get overflows.
7711 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7713 * config/rs6000/rs6000-string.c (expand_compare_loop,
7714 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7717 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7720 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7721 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7722 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7724 2019-02-09 Alan Modra <amodra@gmail.com>
7727 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7728 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7731 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7734 * lra-constraints.c (process_alt_operands): Don't increase reject
7735 for memory when offset memory is required.
7737 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7739 * config/s390/vector.md: Implement vector copysign.
7741 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7743 * expr.c (expand_constructor): Correct indentations.
7745 2019-02-08 Richard Biener <rguenther@suse.de>
7747 PR tree-optimization/89247
7748 * tree-if-conv.c: Include tree-cfgcleanup.h.
7749 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7750 (tree_if_conversion): Pass through predicate vector.
7751 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7752 inline, see if any if-converted loops we refrece in
7753 LOOP_VECTORIZED calls vanished and fixup.
7754 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7756 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7758 * config/s390/constraints.md (jdd): New constraint.
7760 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7763 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7764 upper 16 vector registers without TARGET_AVX512VL.
7765 (*movti_internal): Likewise.
7767 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7769 PR rtl-optimization/89234
7770 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7771 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7772 (copy_reg_eh_region_note_backward): Likewise.
7774 2019-02-08 Richard Biener <rguenther@suse.de>
7777 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7779 (analyze_subscript_affine_affine): Handle failure from
7780 initialize_matrix_A.
7782 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7784 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7787 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7789 PR tree-optimization/86637
7790 PR tree-optimization/89235
7791 * tree-vect-loop.c (optimize_mask_stores): Add an
7792 auto_purge_vect_location sentinel to ensure that vect_location is
7795 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7796 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7797 to ensure that vect_location is purged on exit.
7798 (pass_slp_vectorize::execute): Likewise, replacing the manual
7800 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7802 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7804 * config/aarch64/iterators.md (max_opp): New code_attr.
7805 (USMAX): New code iterator.
7806 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7807 (aarch64_smax): Likewise.
7808 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7809 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7812 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7815 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7816 for TARGET_AVX512VL.
7817 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7819 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7821 * config/s390/s390-builtin-types.def: Add new types.
7822 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7823 (s390_vec_xlw4): Make the memory operand into a const pointer.
7824 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7826 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7827 a new vector type with the alignment of the scalar memory operand.
7829 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7830 Jakub Jelinek <jakub@redhat.com>
7833 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7834 arm_count_ldrdstrd_insns): New declarations.
7835 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7837 (valid_operands_ldrd_strd): New function.
7838 (arm_count_ldrdstrd_insns): New function.
7839 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7840 sets instead of single DImode set and define new insns to match this.
7842 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7844 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7845 Make it a C initializer.
7847 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7850 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7852 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7854 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7855 Use neon_dot<q> for type.
7856 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7858 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7860 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7861 Use neon_dot<q> for type.
7862 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7863 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7865 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7867 PR rtl-optimization/89225
7868 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7871 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7873 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7874 after restoring registers saved to allocate the frame on Windows.
7876 2019-02-06 Richard Biener <rguenther@suse.de>
7878 PR tree-optimization/89182
7879 * graphite.h (cached_scalar_evolution_in_region): Declare.
7880 * graphite.c (struct seir_cache_key): New.
7881 (struct sese_scev_hash): Likewise.
7882 (seir_cache): New global.
7883 (cached_scalar_evolution_in_region): New function.
7884 (graphite_transform_loops): Allocate and release seir_cache.
7885 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7886 cached_scalar_evolution_in_region.
7887 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7889 (scop_detection::graphite_can_represent_expr: Use
7890 cached_scalar_evolution_in_region.
7891 (scop_detection::stmt_simple_for_scop_p): Likewise.
7892 (find_params_in_bb): Likewise.
7893 (gather_bbs::before_dom_children): Likewise.
7894 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7895 (add_loop_constraints): Likewise.
7897 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7900 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7901 operand to new_unary_operation only if both element types are integral
7902 and it isn't a widening conversion. Return NULL_TREE if
7903 new_unary_operation failed.
7905 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
7908 * config/s390/s390.md: Remove load and test FP splitter.
7910 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7913 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
7914 expand_compare_loop, expand_block_compare_gpr,
7915 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
7916 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
7917 #include "profile-count.h" and "predict.h" for types and functions
7918 needed to work with REG_BR_PROB notes.
7920 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7923 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
7924 for the long branch case.
7926 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7929 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
7930 can throw, non-call exceptions are enabled and we can't delete
7931 dead exceptions or alter cfg. Set must_clean if
7932 delete_insn_and_edges returns true, don't set it blindly for calls.
7933 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
7935 PR rtl-optimization/89195
7936 * combine.c (make_extraction): For MEMs, don't extract bytes outside
7937 of the original MEM.
7939 2019-02-05 Martin Liska <mliska@suse.cz>
7941 PR gcov-profile/89000
7942 * gcov.c (function_summary): Remove argument.
7943 (file_summary): New function.
7944 (print_usage): Replace tabs with spaces.
7945 (generate_results): Use new function file_summary.
7947 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7950 * optabs.c (prepare_cmp_insn): Pass x and y to
7951 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
7953 2019-02-05 Richard Biener <rguenther@suse.de>
7956 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
7957 (struct bitmap_element): Drop chain_prev so we properly recurse on
7958 the prev member, supporting tree views.
7959 (struct bitmap_head): GTY skip the obstack member.
7961 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7964 * doc/extend.texi (Vector Extensions): Add an example of using vector
7965 types together with x86 intrinsics.
7967 2019-02-04 Alan Modra <amodra@gmail.com>
7969 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7970 str[] size to 160, and comment.
7972 2019-02-04 Alan Modra <amodra@gmail.com>
7974 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7975 (rs6000_pltseq_template): Guard output of TLS markers with
7977 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7978 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7979 to use inline PLT sequences.
7980 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7981 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7982 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7984 2019-02-04 Martin Liska <mliska@suse.cz>
7987 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7988 out when ipa_fn_summaries does not contain entry for callee.
7990 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7992 * config/sparc/sparc.h: Remove superfluous blank lines.
7993 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
7994 (got_register_rtx): ...this.
7995 (sparc_got): Adjust to above renaming.
7996 (sparc_tls_got): Likewise.
7997 (sparc_delegitimize_address): Likewise.
7998 (sparc_output_mi_thunk): Likewise.
7999 (sparc_init_pic_reg): Likewise.
8000 (save_local_or_in_reg_p): Fix test on the GOT register.
8001 (USE_HIDDEN_LINKONCE): Move around.
8002 (get_pc_thunk_name): Likewise.
8003 (gen_load_pcrel_sym): Likewise.
8004 (load_got_register): Likewise.
8006 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8008 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8009 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8011 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8013 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8016 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8018 * config.gcc (with_nds32_lib, glibc):
8019 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8020 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8021 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8023 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8026 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8027 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8028 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8029 (*rcpsf2_sse): Ditto.
8030 (*rsqrtsf2_sse): Ditto.
8031 (sse4_1_round<mode<2): Ditto.
8033 2019-02-03 Richard Biener <rguenther@suse.de>
8036 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8039 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8042 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8043 Punt with warning on aggregate return or argument types. Ignore
8044 type/mode checking for uniform arguments.
8046 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8048 * combine.c (try_combine): Do not print "Can't combine" messages unless
8049 printing failed combination attempts.
8051 2019-02-01 Martin Jambor <mjambor@suse.cz>
8054 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8055 segment and global segment variables before making them static.
8057 2019-02-01 Martin Jambor <mjambor@suse.cz>
8059 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8060 missed optimization dump with dump_enabled_p.
8062 2019-02-01 Richard Biener <rguenther@suse.de>
8065 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8066 the instantiate cache.
8067 (instantiate_scev_binary): Elide second operand procesing
8068 if equal to the first.
8069 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8070 (chrec_contains_undetermined): Likewise.
8071 (tree_contains_chrecs): Likewise.
8073 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8075 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8077 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8079 PR tree-optimization/89143
8080 * wide-int-range.h (wide_int_range_absu): Declare.
8081 * wide-int-range.cc (wide_int_range_absu): New function.
8082 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8084 PR tree-optimization/88107
8085 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8086 instead of assertion that eh_region_outermost is non-NULL, if it
8087 is NULL, set *ALL to true and return NULL.
8088 (move_sese_region_to_fn): Adjust caller, if all is set, call
8089 duplicate_eh_regions with NULL region.
8091 2019-02-01 Richard Biener <rguenth@suse.de>
8093 PR rtl-optimization/88593
8094 * mode-switching.c (optimize_mode_switching): Free dominators before
8095 calling cleanup_cfg.
8097 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8099 PR tree-optimization/88932
8100 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8102 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8105 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8106 bogus clang warning.
8108 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8111 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8112 alternative to avoid partial SSE register stall for TARGET_AVX.
8113 (truncdfsf2): Ditto.
8114 (sse4_1_round<mode>2): Ditto.
8116 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8118 PR tree-optimization/89008
8119 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8120 process anything of the form X * 0.
8122 2019-01-31 Richard Biener <rguenther@suse.de>
8124 PR tree-optimization/89135
8125 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8126 with abnormal preds.
8128 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8131 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8132 always_inline callees into no_sanitize_address callers.
8134 2019-01-31 Richard Biener <rguenther@suse.de>
8136 PR rtl-optimization/89115
8137 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8139 2019-01-30 Martin Sebor <msebor@redhat.com>
8142 * doc/extend.texi (cast to a union): Correct and expand.
8144 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8146 PR rtl-optimization/87246
8147 * lra-constraints.c (simplify_operand_subreg): Reload memory
8148 in subreg if the address became invalid.
8150 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8153 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8154 Disable for little-endian.
8156 2019-01-30 Richard Biener <rguenther@suse.de>
8158 PR rtl-optimization/89115
8159 * opts.c (default_options_optimization): Reduce
8160 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8161 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8164 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8166 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8167 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8168 type of vector element when vec_extract is implemented by direct
8171 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8173 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8175 2019-01-30 Richard Biener <rguenther@suse.de>
8177 PR tree-optimization/89111
8178 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8179 canonicalization to appropriately sized access types.
8181 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8184 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8185 for arguments to functions that are TU-local and shouldn't be
8186 referenced by assembly.
8188 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8190 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8193 2019-01-29 Martin Sebor <msebor@redhat.com>
8196 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8198 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8202 * omp-simd-clone.c (simd_clone_clauses_extract)
8203 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8204 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8206 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8208 * config.gcc: Force .init_array for ARC.
8210 2019-01-29 Richard Biener <rguenther@suse.de>
8213 * dwarf2out.c (collect_skeleton_dies): New helper.
8214 (copy_decls_for_unworthy_types): Call it.
8215 (build_abbrev_table): Assert we do not try to replace
8216 DW_AT_signature refs with local refs.
8218 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8221 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8222 for lastprivate/linear IV, push gimplify context around gimplify_assign
8223 and, if it needed any temporaries, pop it into a gimple bind around the
8226 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8228 * common.opt (-Wattribute-alias): Remove "no-" from name.
8229 Make -Wattribute-alias command line option and
8230 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8232 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8235 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8236 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8238 (bmi2): Add missing @opindex.
8239 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8240 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8241 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8242 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8243 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8244 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8245 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8246 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8247 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8248 xsavec, xsaveopt and xsaves options.
8250 2019-01-28 Richard Biener <rguenther@suse.de>
8253 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8256 2019-01-28 Richard Biener <rguenther@suse.de>
8258 PR tree-optimization/88739
8259 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8260 BIT_FIELD_REFs only are applied to mode-precision operands
8261 when they are integral.
8262 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8263 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8264 BIT_FIELD_REFs of non-mode-precision integral operands.
8266 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8269 * config/i386/sse.md
8270 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8271 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8272 first constants in pairs are multiples of 2. Formatting fixes.
8273 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8274 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8275 first constants in each quadruple are multiples of 4. Formatting fixes.
8277 2019-01-26 Martin Jambor <mjambor@suse.cz>
8280 * tree-inline.c: Include tree-cfgcleanup.h.
8281 (delete_unreachable_blocks_update_callgraph): Move...
8282 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8283 ...here, make externally visible, make second argument bool, adjust
8285 * tree-cfgcleanup.c: Include cgraph.h.
8286 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8288 * ipa-prop.c: Include tree-cfgcleanup.h.
8289 (ipcp_transform_function): Call
8290 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8292 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8294 PR rtl-optimization/88846
8295 * ira.c (process_set_for_memref_referenced_p): New.
8296 (memref_referenced_p): Add new param. Use
8297 process_set_for_memref_referenced_p. Add new switch cases.
8298 (memref_used_between_p): Pass new arg to memref_referenced_p.
8300 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8303 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8304 argument ABI_BREAK. Set to true if the calculated alignment has
8305 changed in gcc-9. Check bit-fields for their base type alignment.
8306 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8307 (aarch64_function_arg_boundary): Likewise.
8308 (aarch64_gimplify_va_arg_expr): Likewise.
8310 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8313 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8314 instead of accessing TREE_INT_CST_ELT directly.
8316 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8318 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8319 fenv_exceptions description.
8321 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8323 PR rtl-optimization/87763
8324 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8325 Allow SUBREG when matching CC_NZmode compare.
8327 2019-01-25 Richard Biener <rguenther@suse.de>
8329 PR tree-optimization/89049
8330 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8331 Look at the pattern stmt to determine if the stmt is vectorized.
8333 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8335 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8336 (pred_mov<mode>): Handle all-register forms using both a new
8337 alternative and a split.
8339 2019-01-25 Richard Biener <rguenther@suse.de>
8341 PR tree-optimization/86865
8342 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8343 Reject non-do-while loops.
8345 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8347 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8348 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8349 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8350 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8351 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8352 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8353 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8354 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8355 vlogical_operand, gpc_reg_operand, int_reg_operand,
8356 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8357 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8358 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8359 (save_world_operation, restore_world_operation, lmw_operation,
8360 stmw_operation): Use MEM_P and REG_P.
8361 (tie_operand): Use MEM_P.
8362 (vrsave_operation, crsave_operation): Use REG_P.
8363 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8364 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8365 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8366 (call_operand): Use HARD_REGISTER_P.
8367 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8369 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8370 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8371 quad_aligned_load_p, replace_swapped_aligned_store,
8372 recombine_lvx_pattern, replace_swapped_aligned_load,
8373 recombine_stvx_pattern): Use MEM_P.
8374 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8375 Use MEM_P and SYMBOL_REF_P.
8376 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8377 (insn_is_swappable_p): Use REG_P and MEM_P.
8378 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8379 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8381 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8383 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8385 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8386 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8387 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8388 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8390 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8391 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8392 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8393 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8394 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8395 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8396 rs6000_split_logical_di): Use CONST_INT_P.
8397 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8398 REG_P and SYMBOL_REF_P.
8399 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8400 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8401 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8402 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8403 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8404 (small_data_operand, print_operand_address): Use CONST_INT_P and
8406 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8407 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8408 Use HARD_REGISTER_NUM_P.
8409 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8410 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8411 SUBREG_P and SYMBOL_REF_P.
8412 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8413 and HARD_REGISTER_NUM_P.
8414 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8416 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8417 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8419 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8420 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8421 find_addr_reg): Use REG_P.
8422 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8423 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8424 (offsettable_ok_by_alignment, constant_pool_expr_p,
8425 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8426 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8427 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8428 rs6000_assemble_integer, create_TOC_reference,
8429 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8430 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8431 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8432 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8433 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8434 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8435 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8436 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8437 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8438 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8439 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8440 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8441 and cbranch<mode>4): Use CONST_INT_P.
8442 (multiple define_splits): Use REG_P and SUBREG_P.
8443 (define_expands call, call_value): Use MEM_P.
8444 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8445 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8446 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8447 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8448 and HARD_REGISTER_NUM_P.
8449 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8451 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8453 PR rtl-optimization/88948
8454 * rtl.h (prepare_copy_insn): New prototype.
8455 * gcse.c (prepare_copy_insn): New function, split out from
8456 process_insert_insn.
8457 (process_insert_insn): Use prepare_copy_insn.
8458 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8459 instead of gen_move_insn.
8461 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8464 * config/i386/i386.c (ix86_pic_register_p): Return true for
8467 PR tree-optimization/88964
8468 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8469 punt if HONOR_SNANS (chrec).
8472 * tree-nested.c (convert_nonlocal_reference_stmt,
8473 convert_local_reference_stmt, convert_tramp_reference_stmt,
8474 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8475 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8478 PR tree-optimization/89027
8479 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8480 for "omp simd array" variables.
8482 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8485 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8486 force the alignment of m_val.
8488 2019-01-24 Richard Biener <rguenther@suse.de>
8491 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8492 When in "legacy" debug mode make sure to reset self-origins.
8494 2019-01-24 Martin Liska <mliska@suse.cz>
8496 PR gcov-profile/88994
8497 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8498 result will be always smaller or equal to the original.
8499 * gcov.c (mangle_name): Fix else branch where we should
8500 also copy to PTR and shift the pointer.
8502 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8504 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8505 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8507 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8509 * common/config/i386/i386-common.c
8510 (OPTION_MASK_ISA_ENQCMD_SET,
8511 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8512 (ix86_handle_option): Handle -menqcmd.
8513 * config.gcc (enqcmdintrin.h): New header file.
8514 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8515 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8517 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8519 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8520 __builtin_ia32_enqcmds): New builtins.
8521 * config/i386/i386-c.c (__ENQCMD__): New macro.
8522 * config/i386/i386-option.c (ix86_target_string): Add
8524 (ix86_valid_target_attribute_inner_p): Likewise.
8525 * config/i386/i386-expand.c
8526 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8527 IX86_BUILTIN_ENQCMDS.
8528 * config/i386/i386.h (TARGET_ENQCMD): New.
8529 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8530 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8531 (movdir64b_<mode>): Parameterize to enable share expansion code
8532 with ENQCMD in function ix86_expand_builtin.
8533 * config/i386/i386.opt: Add -menqcmd.
8534 * config/i386/immintrin.h: Include enqcmdintrin.h.
8535 * config/i386/enqcmdintrin.h: New intrinsic file.
8536 * doc/invoke.texi: Add -menqcmd.
8538 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8539 Steve Ellcey <sellcey@marvell.com>
8542 * recog.c (address_operand): Return false on wrong mode for address.
8543 (constrain_operands): Check for mode with 'p' constraint.
8545 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8548 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8549 Disparage MMX alternative.
8550 (sse2_cvtpd2pi): Ditto.
8551 (sse2_cvttpd2pi): Ditto.
8553 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8556 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8557 use-after-free of the result of
8558 aarch64_get_extension_string_for_isa_flags.
8560 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8563 * doc/extend.texi: Document break and continue behavior in
8564 statement expressions.
8566 2019-01-23 Richard Biener <rguenther@suse.de>
8568 PR tree-optimization/89008
8569 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8570 not leave another stray operand.
8572 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8574 * BASE-VER: Bump to 9.0.1.
8576 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8578 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8579 thunk that returns by reference, use the type of the return object
8580 of the thunk instead of that of the alias to build the dereference.
8582 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8584 * config/arc/atomic.md: Add operand to DMB instruction.
8586 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8588 PR tree-optimization/88964
8589 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8590 build_zero_cst instead of build_int_cst. Return false for loop
8591 invariants which honor signed zeros.
8593 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8595 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8597 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8600 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8601 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8602 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8605 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8606 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8609 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8610 Disable for little endian.
8612 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8615 * config/arm/arm.c (arm_needs_double_word_align): Check
8616 DECL_BIT_FIELD_TYPE.
8618 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8619 H.J. Lu <hongjiu.lu@intel.com>
8622 * config/i386/i386-builtin.def: Add mask2 to all builtin
8623 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8625 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8626 (BDESC_FIRST): Likewise.
8627 (define_builtin): Add an argument for mask2. Updated to handle
8628 both ix86_isa_flags and ix86_isa_flags2.
8629 (define_builtin_const): Likewise.
8630 (define_builtin_pure): Likewise.
8631 (define_builtin2): Deleted.
8632 (define_builtin_const2): Likewise.
8633 (builtin_description): Add a member, mask2.
8634 (bdesc_*): Add mask2 to builtin initializations.
8635 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8636 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8638 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8640 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8643 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8646 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8649 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8650 alignment is dominated by a bitfield with 64-bit aligned base type.
8651 (arm_function_arg): Emit a warning if the alignment has changed since
8652 earlier GCC releases.
8653 (arm_function_arg_boundary): Likewise.
8654 (arm_setup_incoming_varargs): Likewise.
8656 2019-01-22 Richard Biener <rguenther@suse.de>
8658 PR tree-optimization/88862
8659 * graphite-scop-detection.c
8660 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8662 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8664 * doc/extend.tex (AMD GCN Function Attributes): New section.
8665 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8666 * doc/invoke.texi (AMD GCN Options): New section.
8667 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8669 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8671 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8672 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8674 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8676 PR tree-optimization/88044
8677 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8678 is false in the first iteration, but !every_iteration, return false
8679 instead of true with niter->niter zero.
8681 PR rtl-optimization/88904
8682 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8683 any nonequal registers before processing BB_END (b).
8686 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8688 (expand_binop_directly, expand_doubleword_clz,
8689 expand_doubleword_popcount, expand_ctz, expand_ffs,
8690 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8692 PR rtl-optimization/49429
8694 PR rtl-optimization/86334
8696 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8697 addressable from here...
8698 (emit_block_op_via_libcall): ... to here.
8700 2019-01-22 Richard Biener <rguenther@suse.de>
8702 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8703 auto_vec for cost vector to fix memleak.
8704 (vectorize_fold_left_reduction): Properly gather SLP defs.
8705 (vectorizable_comparison): Do not swap operands to properly
8708 2019-01-22 Alan Modra <amodra@gmail.com>
8711 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8712 stays a reg. Allow a const_int.
8713 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8714 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8715 (IS_NOMARK_TLSGETADDR): Define.
8716 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8717 (rs6000_output_tlsargs): New function.
8718 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8719 __tls_get_addr call takes an arg.
8720 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8721 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8723 (call_value_nonlocal_sysv): ..or here, delete split.
8724 (tls_gdld_nomark): Delete.
8725 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8726 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8727 (call_value_nonlocal_sysv): Likewise.
8728 (call_value_nonlocal_sysv_secure): Likewise.
8729 (call_value_nonlocal_aix): Likewise.
8730 (call_value_indirect_aix): Likewise.
8731 (call_value_indirect_elfv2): Likewise.
8732 (call_value_local32, call_value_local64): Disable for no-mark tls.
8733 (call_value_local_aix): Likewise.
8735 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8738 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8739 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8741 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8743 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8744 string contents as hash_map keys.
8746 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8749 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8750 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8751 instead of TYPE_ALIGN.
8752 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8753 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8754 pointer from TYPE_STUB_DECL.
8756 2019-01-21 Richard Biener <rguenther@suse.de>
8758 PR tree-optimization/88934
8759 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8760 at the possibly non-constant operand.
8761 (vect_get_constant_vectors): Adjust.
8763 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8766 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8767 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8768 instead of _X86INTRIN_H_INCLUDED.
8769 * onfig/i386/clwbintrin.h: Likewise.
8770 * config/i386/pkuintrin.h: Likewise.
8771 * config/i386/prfchwintrin.h: Likewise.
8772 * config/i386/rdseedintrin.h: Likewise.
8773 * config/i386/wbnoinvdintrin.h: Likewise.
8774 * config/i386/xsavecintrin.h: Likewise.
8775 * config/i386/xsavesintrin.h: Likewise.
8776 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8777 * config/i386/xsaveintrin.h: Likewise.
8778 * config/i386/xsaveoptintrin.h: Likewise.
8779 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8780 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8781 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8782 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8783 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8784 * config/i386/immintrin.h: Here.
8786 2019-01-20 Martin Jambor <mjambor@suse.cz>
8789 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8790 with aa_walk_budget.
8791 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8792 aa_walk_budget_p parameter.
8793 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8794 walk. Updated all callers.
8795 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8796 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8798 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8799 parameter info. Extract info from fbi. Pass fbi to recursive calls
8800 and to unmodified_parm.
8801 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8802 info, updated call to will_be_nonconstant_expr_predicate.
8803 (param_change_prob): New parameter fbi, limit AA walking.
8804 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8805 calls to various above functions.
8806 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8807 parameter. Use it to limit AA walking.
8808 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8810 (detect_type_change): New parameter fbi, pass it on to
8811 detect_type_change_from_memory_writes.
8812 (detect_type_change_ssa): Likewise.
8813 (aa_overwalked): Removed.
8814 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8815 accordingly, adjust to the neew AA limiting scheme.
8816 (parm_ref_data_preserved_p): Likewise.
8817 (ipa_compute_jump_functions_for_edge): Adjust call to
8819 (ipa_analyze_call_uses): Likewise.
8820 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8821 (ipa_analyze_node): Initialize aa_walk_budget.
8822 (ipcp_transform_function): Likewise.
8823 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8824 to get_dynamic_type.
8826 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8828 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8829 outside of #if CHECKING_P code.
8831 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8833 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8834 New function, split out from...
8835 (loop_versioning::analyze_stride): ...here.
8836 (loop_versioning::find_per_loop_multiplication): Use gassign.
8837 (loop_versioning::analyze_term_using_scevs): Return a success code.
8838 (loop_versioning::analyze_arbitrary_term): New function.
8839 (loop_versioning::analyze_address_fragment): Use
8840 analyze_arbitrary_term if all else fails.
8842 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8845 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8848 2019-01-18 Richard Biener <rguenther@suse.de>
8850 PR tree-optimization/88903
8851 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8852 scalar stmts a SLP shift amount is composed of when detecting
8855 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8858 * config/arm/arm-cpus.in (mp): New feature.
8860 (fgroup ARMv7ve): Add mp and sec features.
8861 (arch armv7-a): Add options to allow mp and sec extensions.
8862 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8863 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8864 extenstions to the base architecture.
8865 (cpu cortex-a8): Add sec extension to the base architecture.
8866 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8867 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8868 variants down to the base v7-a varaint.
8869 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8870 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8871 of permitted extensions for -march=armv7-a and for
8872 -mcpu=generic-armv7-a.
8874 2019-01-18 Martin Liska <mliska@suse.cz>
8876 * params.def: Fix comment.
8877 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8879 (gimple_gen_ic_func_profiler): Likewise.
8881 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8883 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8884 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8885 and put in error checks for stack protector guard options.
8886 (aarch64_stack_protect_guard): New.
8887 (TARGET_STACK_PROTECT_GUARD): Define.
8888 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8889 (reg_stack_protect_address<mode>): New.
8890 (stack_protect_set): Adjust for SSP_GLOBAL.
8891 (stack_protect_test): Likewise.
8892 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8893 (-mstack-protector-guard): Likewise.
8894 (-mstack-protector-guard-offset): Likewise.
8896 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8898 PR tree-optimization/86214
8899 * tree-inline.h (struct copy_body_data): Add
8900 add_clobbers_to_eh_landing_pads member.
8901 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8902 (copy_edges_for_bb): Call it if EH edge destination is <
8903 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8904 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8905 if flag_stack_reuse != SR_NONE and clear it afterwards.
8907 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
8910 * doc/install.texi (with-multilib-list): Document for aarch64.
8912 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8915 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
8916 (("..."))) with ("...").
8918 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8920 * doc/extend.texi (Built-in Functions for Memory Model Aware
8921 Atomic Operations): Document atomic fetch and nand.
8923 2019-01-18 Martin Liska <mliska@suse.cz>
8924 Richard Biener <rguenther@suse.de>
8927 * cgraph.h (create_version_clone_with_body): Add new argument
8929 * cgraphclones.c (cgraph_node::create_version_clone): Add
8930 DECL_ATTRIBUTES to a newly created decl. And call
8931 valid_attribute_p so that proper cl_target_optimization_node
8932 is set for the newly created declaration.
8933 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
8935 (expand_target_clones): Do not call valid_attribute_p, it must
8937 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
8940 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8943 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
8944 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
8945 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8947 2019-01-17 Martin Sebor <msebor@redhat.com>
8950 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8951 Handle anti-ranges the same as no range at all.
8953 2018-01-17 Steve Ellcey <sellcey@cavium.com>
8955 * config/aarch64/aarch64.c (cgraph.h): New include.
8956 (intl.h): New include.
8957 (supported_simd_type): New function.
8958 (currently_supported_simd_type): Ditto.
8959 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
8960 (aarch64_simd_clone_adjust): Ditto.
8961 (aarch64_simd_clone_usable): Ditto.
8962 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
8963 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8964 (TARGET_SIMD_CLONE_USABLE): Ditto.
8965 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8966 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8969 2019-01-17 Martin Sebor <msebor@redhat.com>
8971 PR tree-optimization/88800
8972 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8973 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8974 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8975 redundant argument. Add new argument and issue diagnostics under
8976 its control. Detect out-of-bounds access even with warnings
8978 (check_bounds_or_overlap): Change return type. Add argument.
8979 (wrestrict_dom_walker::check_call): Adjust.
8980 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8981 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8982 check_bounds_or_overlap's return value.
8983 (handle_builtin_stxncpy): Same.
8984 (handle_builtin_strcat): Same.
8986 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8987 Kwok Cheung Yeung <kcy@codesourcery.com>
8988 Julian Brown <julian@codesourcery.com>
8989 Tom de Vries <tom@codesourcery.com>
8991 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
8993 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8995 * doc/sourcebuild.texi: Document dg-require-effective-target
8996 llvm_binutils and offload_gcn.
8998 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8999 Kwok Cheung Yeung <kcy@codesourcery.com>
9000 Julian Brown <julian@codesourcery.com>
9001 Tom de Vries <tom@codesourcery.com>
9003 * doc/sourcebuild.texi: Document dg-required-effective-target
9006 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9007 Kwok Cheung Yeung <kcy@codesourcery.com>
9008 Julian Brown <julian@codesourcery.com>
9009 Tom de Vries <tom@codesourcery.com>
9010 Jan Hubicka <hubicka@ucw.cz>
9011 Martin Jambor <mjambor@suse.cz>
9013 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9014 * configure.ac: Check for dlopen.
9015 * configure: Regenerate.
9017 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9018 Kwok Cheung Yeung <kcy@codesourcery.com>
9019 Julian Brown <julian@codesourcery.com>
9020 Tom de Vries <tom@codesourcery.com>
9021 Jan Hubicka <hubicka@ucw.cz>
9022 Martin Jambor <mjambor@suse.cz>
9024 * common/config/gcn/gcn-common.c: New file.
9025 * config/gcn/driver-gcn.c: New file.
9026 * config/gcn/gcn-builtins.def: New file.
9027 * config/gcn/gcn-hsa.h: New file.
9028 * config/gcn/gcn-modes.def: New file.
9029 * config/gcn/gcn-opts.h: New file.
9030 * config/gcn/gcn-passes.def: New file.
9031 * config/gcn/gcn-protos.h: New file.
9032 * config/gcn/gcn-run.c: New file.
9033 * config/gcn/gcn-tree.c: New file.
9034 * config/gcn/gcn.c: New file.
9035 * config/gcn/gcn.h: New file.
9036 * config/gcn/gcn.opt: New file.
9037 * config/gcn/t-gcn-hsa: New file.
9039 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9040 Kwok Cheung Yeung <kcy@codesourcery.com>
9041 Julian Brown <julian@codesourcery.com>
9042 Tom de Vries <tom@codesourcery.com>
9043 Jan Hubicka <hubicka@ucw.cz>
9044 Martin Jambor <mjambor@suse.cz>
9046 * config/gcn/constraints.md: New file.
9047 * config/gcn/gcn-valu.md: New file.
9048 * config/gcn/gcn.md: New file.
9049 * config/gcn/predicates.md: New file.
9051 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9053 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9054 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9055 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9056 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9058 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9061 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9062 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9063 it and document registers.
9065 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9067 * config/aarch64/aarch64.c (ares_tunings): Define.
9068 * config/aarch64/aarch64-cores.def (ares): Use the above.
9070 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9074 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9076 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9077 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9078 (_mm512_maskz_fixupimm_round_pd): Ditto.
9079 (_mm512_fixupimm_round_ps): Ditto.
9080 (_mm512_maskz_fixupimm_round_ps): Ditto.
9081 (_mm_fixupimm_round_sd): Ditto.
9082 (_mm_maskz_fixupimm_round_sd): Ditto.
9083 (_mm_fixupimm_round_ss): Ditto.
9084 (_mm_maskz_fixupimm_round_ss): Ditto.
9085 (_mm512_fixupimm_pd): Ditto.
9086 (_mm512_maskz_fixupimm_pd): Ditto.
9087 (_mm512_fixupimm_ps): Ditto.
9088 (_mm512_maskz_fixupimm_ps): Ditto.
9089 (_mm_fixupimm_sd): Ditto.
9090 (_mm_maskz_fixupimm_sd): Ditto.
9091 (_mm_fixupimm_ss): Ditto.
9092 (_mm_maskz_fixupimm_ss): Ditto.
9093 (_mm512_mask_fixupimm_round_pd): Update builtin.
9094 (_mm512_mask_fixupimm_round_ps): Ditto.
9095 (_mm_mask_fixupimm_round_sd): Ditto.
9096 (_mm_mask_fixupimm_round_ss): Ditto.
9097 (_mm512_mask_fixupimm_pd): Ditto.
9098 (_mm512_mask_fixupimm_ps): Ditto.
9099 (_mm_mask_fixupimm_sd): Ditto.
9100 (_mm_mask_fixupimm_ss): Ditto.
9101 * config/i386/avx512vlintrin.h:
9102 (_mm256_fixupimm_pd): Update parameters and builtin.
9103 (_mm256_maskz_fixupimm_pd): Ditto.
9104 (_mm256_fixupimm_ps): Ditto.
9105 (_mm256_maskz_fixupimm_ps): Ditto.
9106 (_mm_fixupimm_pd): Ditto.
9107 (_mm_maskz_fixupimm_pd): Ditto.
9108 (_mm_fixupimm_ps): Ditto.
9109 (_mm_maskz_fixupimm_ps): Ditto.
9110 (_mm256_mask_fixupimm_pd): Update builtin.
9111 (_mm256_mask_fixupimm_ps): Ditto.
9112 (_mm_mask_fixupimm_pd): Ditto.
9113 (_mm_mask_fixupimm_ps): Ditto.
9114 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9115 * config/i386/i386-builtin.def: Update builtin definitions.
9116 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9117 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9118 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9119 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9120 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9121 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9122 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9123 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9124 * config/i386/subst.md:
9125 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9126 (round_saeonly_sd_mask_op4): Ditto.
9127 (round_saeonly_expand_operand5): Ditto.
9128 (round_saeonly_expand): Update.
9130 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9134 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9136 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9137 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9138 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9139 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9140 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9141 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9142 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9144 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9148 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9151 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9152 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9153 instead of UNSPEC_FIXUPIMM.
9155 2019-01-17 Richard Biener <rguenther@suse.de>
9158 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9159 and friends for the LTO part of debug info.
9161 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9163 PR tree-optimization/86214
9164 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9167 PR rtl-optimization/88870
9168 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9169 throw if we can't alter the cfg or delete dead exceptions.
9170 (mark_insn): Don't call find_call_stack_args for such calls.
9172 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9174 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9175 prototypes for vec_st.
9176 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9177 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9178 mainly on signed/unsigned long long and double.
9180 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9183 * combine.c (delete_noop_moves): Convert to "bool" return,
9184 returning true if any edges are eliminated.
9185 (combine_instructions): Also return true if delete_noop_moves
9188 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9190 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9191 correct max nunits for endian swap.
9192 (aarch64_expand_fcmla_builtin): Correct subreg code.
9193 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9194 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9197 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9199 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9200 Handle split indirect COMPLEX_TYPE arguments.
9202 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9205 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9206 bit is set by add and compare.
9207 (CC_ADC): New CC_MODE.
9208 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9209 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9210 comparison. Add detection for CC_ADCmode.
9211 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9213 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9214 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9215 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9216 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9217 to eliminate the need for zero-extending the operands.
9218 (add<mode>3_compareC_imm): Delete. Merge into ...
9219 (add<mode>3_compareC): ... this. Restructure the comparison to
9220 eliminate the need for zero-extending the operands.
9221 (add<mode>3_carryin): Use LTU for the overflow detection.
9222 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9223 Reexpress comparison for overflow.
9224 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9225 (add<mode>3_carryinC): Likewise.
9226 (add<mode>3_carryinV): Use LTU for carry between partials.
9227 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9228 handling of CC_Cmode and add CC_ADCmode.
9229 (aarch64_borrow_operation): Likewise.
9231 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9233 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9234 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9235 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9236 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9238 2019-01-16 Martin Liska <mliska@suse.cz>
9240 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9242 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9244 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9245 (path_prefix_reset): Move up in the source file.
9246 (find_fortran_preinclude_file): Make complex search for the
9247 fortran header files.
9249 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9251 * godump.c (go_output_typedef): When outputting a typedef, refer
9252 to the underlying type by its name and not its structure.
9254 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9257 * tree.c (build_function_type): Assert that arg_types is not
9260 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9263 * doc/extend.texi: Document that listing the stack pointer in the
9264 clobber list of an asm is a deprecated feature.
9265 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9266 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9267 warning instead of an error for clobbers of the stack pointer.
9268 Add a note explaining why.
9270 2019-01-15 Richard Biener <rguenther@suse.de>
9273 * dwarf2out.c (gen_member_die): Do not generate inheritance
9276 2019-01-15 Richard Biener <rguenther@suse.de>
9278 PR tree-optimization/88855
9279 * tree-if-conv.c (combine_blocks): Collect
9280 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9282 2019-01-15 Tom de Vries <tdevries@suse.de>
9285 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9286 lhs == NULL_TREE for gang-level reduction.
9288 2019-01-15 Richard Biener <rguenther@suse.de>
9289 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9292 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9293 return true if SSA_NAME is already marked in visited bitmap.
9294 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9296 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9298 PR tree-optimization/88775
9299 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9300 equal == 0 equality pointer comparisons some more if compared in
9301 integral types and either one points to an automatic var and the
9302 other to a global, or we can prove at least one points to the middle
9303 or both point to start or both point to end.
9305 2019-01-14 Andi Kleen <ak@linux.intel.com>
9307 * Makefile.in: Lower autofdo sampling rate by 10x.
9308 * Makefile.tpl: Dito.
9310 2019-01-14 Tom Honermann <tom@honermann.net>
9312 * defaults.h: Define CHAR8_TYPE.
9314 2019-01-14 Martin Sebor <msebor@redhat.com>
9317 * doc/extend.texi (Darwin Format Checks): Clarify.
9319 2019-01-14 Richard Biener <rguenther@suse.de>
9321 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9322 whether we are in (simplify ...) or (match ...) context.
9324 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9326 PR rtl-optimization/88796
9327 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9328 * cfgexpand.c (stack_protect_prologue): Initialize
9329 crtl->stack_protect_guard_decl.
9330 * function.c (stack_protect_epilogue): Use it instead of calling
9331 targetm.stack_protect_guard again.
9332 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9333 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9334 crtl->stack_protect_guard_decl.
9335 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9336 on the returned MEM_EXPR.
9338 2019-01-12 Tom de Vries <tdevries@suse.de>
9340 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9341 vector length using -fopenacc-dim.
9343 2019-01-12 Tom de Vries <tdevries@suse.de>
9345 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9346 lengths into account.
9348 2019-01-12 Svante Signell <svante.signell@gmail.com>
9350 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9351 (TARGET_CAN_SPLIT_STACK): Define.
9352 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9354 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9356 * params.def (inline-unit-growth): Set to 40.
9358 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9360 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9362 2019-01-12 Tom de Vries <tdevries@suse.de>
9364 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9365 region calling vector-partitionable routine, set default_vector_length
9368 2019-01-12 Tom de Vries <tdevries@suse.de>
9370 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9371 variable default_vector_length.
9373 2019-01-12 Tom de Vries <tdevries@suse.de>
9376 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9377 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9380 2019-01-12 Tom de Vries <tdevries@suse.de>
9382 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9383 (nvptx_goacc_validate_dims): Add used parameter.
9384 * doc/tm.texi: Regenerate.
9385 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9386 argument to call to targetm.goacc.validate_dims.
9387 (default_goacc_validate_dims): Add used
9389 * target.def (validate_dims): Add used parameter in DEFHOOK.
9390 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9392 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9396 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9398 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9399 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9400 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9401 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9403 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9405 PR rtl-optimization/87305
9407 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9408 for little endian pseudos used as paradoxical subreg.
9410 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9412 PR tree-optimization/88693
9413 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9414 for STRING_CSTs that don't contain any NUL characters in the first
9415 TREE_STRING_LENGTH bytes.
9417 2019-01-11 Alan Modra <amodra@gmail.com>
9421 * genattrtab.c (min_fn): Don't translate values.
9422 (min_attr_value): Return INT_MAX when the value can't be calculated.
9423 Return minimum among any values that can be calculated.
9424 (max_attr_value): Adjust.
9426 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9428 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9430 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9432 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9433 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9434 (aarch64_return_call_with_max_clobbers): New function.
9435 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9436 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9438 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9439 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9440 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9441 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9442 * cselib.c (cselib_process_insn): Add argument to
9443 targetm.hard_regno_call_part_clobbered call.
9444 * ira-conflicts.c (ira_build_conflicts): Ditto.
9445 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9446 * lra-constraints.c (inherit_reload_reg): Ditto.
9447 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9448 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9449 argument. Call targetm.return_call_with_max_clobbers.
9450 Add argument to targetm.hard_regno_call_part_clobbered call.
9451 (calls_have_same_clobbers_p): New function.
9452 (process_bb_lives): Add call_insn and last_call_insn variables.
9453 Pass call_insn to check_pseudos_live_through_calls.
9454 Modify if stmt to check targetm.return_call_with_max_clobbers.
9455 Update setting of flush variable.
9456 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9458 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9459 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9460 targetm.hard_regno_call_part_clobbered call.
9461 * reginfo.c (choose_hard_reg_mode): Ditto.
9462 * regrename.c (check_new_reg_p): Ditto.
9463 * reload.c (find_equiv_reg): Ditto.
9464 * reload1.c (emit_reload_insns): Ditto.
9465 * sched-deps.c (deps_analyze_insn): Ditto.
9466 * sel-sched.c (init_regs_for_mode): Ditto.
9467 (mark_unavailable_hard_regs): Ditto.
9468 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9469 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9470 (return_call_with_max_clobbers): New target function.
9471 * doc/tm.texi: Regenerate.
9472 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9473 * hooks.c (hook_bool_uint_mode_false): Change to
9474 hook_bool_insn_uint_mode_false.
9475 * hooks.h (hook_bool_uint_mode_false): Ditto.
9477 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9479 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9480 (aarch64_remove_extra_call_preserved_regs): New function.
9481 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9482 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9483 * doc/tm.texi: Regenerate.
9484 * final.c (get_call_reg_set_usage): Call new hook.
9485 * target.def (remove_extra_call_preserved_regs): New hook.
9486 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9487 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9489 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9492 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9493 inside of pass_combine_1 dump rather than pass_profile_1.
9495 2019-01-11 Tom de Vries <tdevries@suse.de>
9497 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9498 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9499 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9500 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9503 2019-01-11 Tom de Vries <tdevries@suse.de>
9505 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9507 2019-01-11 Jan Beulich <jbeulich@suse.com>
9509 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9510 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9511 sse2_cvtsi2sd): Add {l}.
9512 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9515 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9518 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9520 (*float<floatunssuffix>v2div2sf2): New define_insn.
9521 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9522 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9523 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9524 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9525 match_operands with "const0_operand" "C".
9527 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9529 * config/aarch64/aarch64-builtins.c
9530 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9531 (aarch64_init_simd_builtins): ...Here
9533 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9535 PR rtl-optimization/87305
9537 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9538 allocation for big endian pseudos used as paradoxical subregs and
9539 spill them if it is wrong.
9540 * lra-constraints.c (lra_constraints): Add a comment.
9542 2019-01-10 Richard Biener <rguenther@suse.de>
9544 PR tree-optimization/88792
9545 * tree-ssa-pre.c (get_representative_for): Do not return a
9548 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9552 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9553 (assign_parm_setup_block): Do the argument slot realignment here
9556 2019-01-10 Stefan Agner <stefan@agner.ch>
9559 * config/arm/arm.c (arm_option_override_internal): Force
9560 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9562 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9565 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9568 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9570 * config/arm/arm-builtins.c
9571 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9572 (MAC_LANE_PAIR_QUALIFIERS): New.
9573 (arm_expand_builtin_args): Use it.
9574 (arm_expand_builtin_1): Likewise.
9575 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9576 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9577 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9578 * config/arm/arm_neon.h:
9579 (vcadd_rot90_f16): New.
9580 (vcaddq_rot90_f16): New.
9581 (vcadd_rot270_f16): New.
9582 (vcaddq_rot270_f16): New.
9585 (vcmla_lane_f16): New.
9586 (vcmla_laneq_f16): New.
9587 (vcmlaq_lane_f16): New.
9588 (vcmlaq_laneq_f16): New.
9589 (vcmla_rot90_f16): New.
9590 (vcmlaq_rot90_f16): New.
9591 (vcmla_rot90_lane_f16): New.
9592 (vcmla_rot90_laneq_f16): New.
9593 (vcmlaq_rot90_lane_f16): New.
9594 (vcmlaq_rot90_laneq_f16): New.
9595 (vcmla_rot180_f16): New.
9596 (vcmlaq_rot180_f16): New.
9597 (vcmla_rot180_lane_f16): New.
9598 (vcmla_rot180_laneq_f16): New.
9599 (vcmlaq_rot180_lane_f16): New.
9600 (vcmlaq_rot180_laneq_f16): New.
9601 (vcmla_rot270_f16): New.
9602 (vcmlaq_rot270_f16): New.
9603 (vcmla_rot270_lane_f16): New.
9604 (vcmla_rot270_laneq_f16): New.
9605 (vcmlaq_rot270_lane_f16): New.
9606 (vcmlaq_rot270_laneq_f16): New.
9607 (vcadd_rot90_f32): New.
9608 (vcaddq_rot90_f32): New.
9609 (vcadd_rot270_f32): New.
9610 (vcaddq_rot270_f32): New.
9613 (vcmla_lane_f32): New.
9614 (vcmla_laneq_f32): New.
9615 (vcmlaq_lane_f32): New.
9616 (vcmlaq_laneq_f32): New.
9617 (vcmla_rot90_f32): New.
9618 (vcmlaq_rot90_f32): New.
9619 (vcmla_rot90_lane_f32): New.
9620 (vcmla_rot90_laneq_f32): New.
9621 (vcmlaq_rot90_lane_f32): New.
9622 (vcmlaq_rot90_laneq_f32): New.
9623 (vcmla_rot180_f32): New.
9624 (vcmlaq_rot180_f32): New.
9625 (vcmla_rot180_lane_f32): New.
9626 (vcmla_rot180_laneq_f32): New.
9627 (vcmlaq_rot180_lane_f32): New.
9628 (vcmlaq_rot180_laneq_f32): New.
9629 (vcmla_rot270_f32): New.
9630 (vcmlaq_rot270_f32): New.
9631 (vcmla_rot270_lane_f32): New.
9632 (vcmla_rot270_laneq_f32): New.
9633 (vcmlaq_rot270_lane_f32): New.
9634 (vcmlaq_rot270_laneq_f32): New.
9635 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9636 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9637 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9638 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9639 vcmlaq_lane270): New.
9640 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9641 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9642 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9643 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9644 (arm_option_reconfigure_globals): Use them.
9645 * config/arm/iterators.md (VDF, VQ_HSF): New.
9646 (VCADD, VCMLA): New.
9647 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9648 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9650 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9651 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9653 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9655 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9656 Add qualifier_lane_pair_index.
9657 (emit-rtl.h): Include.
9658 (TYPES_QUADOP_LANE_PAIR): New.
9659 (aarch64_simd_expand_args): Use it.
9660 (aarch64_simd_expand_builtin): Likewise.
9661 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9663 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9664 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9665 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9666 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9667 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9668 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9669 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9670 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9671 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9672 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9673 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9674 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9675 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9676 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9677 Add __ARM_FEATURE_COMPLEX.
9678 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9679 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9680 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9681 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9682 fcmlaq_lane270): New.
9683 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9684 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9685 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9686 * config/aarch64/arm_neon.h:
9687 (vcadd_rot90_f16): New.
9688 (vcaddq_rot90_f16): New.
9689 (vcadd_rot270_f16): New.
9690 (vcaddq_rot270_f16): New.
9693 (vcmla_lane_f16): New.
9694 (vcmla_laneq_f16): New.
9695 (vcmlaq_lane_f16): New.
9696 (vcmlaq_rot90_lane_f16): New.
9697 (vcmla_rot90_laneq_f16): New.
9698 (vcmla_rot90_lane_f16): New.
9699 (vcmlaq_rot90_f16): New.
9700 (vcmla_rot90_f16): New.
9701 (vcmlaq_laneq_f16): New.
9702 (vcmla_rot180_laneq_f16): New.
9703 (vcmla_rot180_lane_f16): New.
9704 (vcmlaq_rot180_f16): New.
9705 (vcmla_rot180_f16): New.
9706 (vcmlaq_rot90_laneq_f16): New.
9707 (vcmlaq_rot270_laneq_f16): New.
9708 (vcmlaq_rot270_lane_f16): New.
9709 (vcmla_rot270_laneq_f16): New.
9710 (vcmlaq_rot270_f16): New.
9711 (vcmla_rot270_f16): New.
9712 (vcmlaq_rot180_laneq_f16): New.
9713 (vcmlaq_rot180_lane_f16): New.
9714 (vcmla_rot270_lane_f16): New.
9715 (vcadd_rot90_f32): New.
9716 (vcaddq_rot90_f32): New.
9717 (vcaddq_rot90_f64): New.
9718 (vcadd_rot270_f32): New.
9719 (vcaddq_rot270_f32): New.
9720 (vcaddq_rot270_f64): New.
9724 (vcmla_lane_f32): New.
9725 (vcmla_laneq_f32): New.
9726 (vcmlaq_lane_f32): New.
9727 (vcmlaq_laneq_f32): New.
9728 (vcmla_rot90_f32): New.
9729 (vcmlaq_rot90_f32): New.
9730 (vcmlaq_rot90_f64): New.
9731 (vcmla_rot90_lane_f32): New.
9732 (vcmla_rot90_laneq_f32): New.
9733 (vcmlaq_rot90_lane_f32): New.
9734 (vcmlaq_rot90_laneq_f32): New.
9735 (vcmla_rot180_f32): New.
9736 (vcmlaq_rot180_f32): New.
9737 (vcmlaq_rot180_f64): New.
9738 (vcmla_rot180_lane_f32): New.
9739 (vcmla_rot180_laneq_f32): New.
9740 (vcmlaq_rot180_lane_f32): New.
9741 (vcmlaq_rot180_laneq_f32): New.
9742 (vcmla_rot270_f32): New.
9743 (vcmlaq_rot270_f32): New.
9744 (vcmlaq_rot270_f64): New.
9745 (vcmla_rot270_lane_f32): New.
9746 (vcmla_rot270_laneq_f32): New.
9747 (vcmlaq_rot270_lane_f32): New.
9748 (vcmlaq_rot270_laneq_f32): New.
9749 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9750 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9751 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9752 (FCADD, FCMLA): New.
9754 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9756 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9760 * config/pa/pa.c: Change "can not" to "cannot".
9761 * gimple-ssa-evrp-analyze.c: Likewise.
9762 * ipa-icf.c: Likewise.
9763 * ipa-polymorphic-call.c: Likewise.
9764 * ipa-pure-const.c: Likewise.
9765 * lra-constraints.c: Likewise.
9766 * lra-remat.c: Likewise.
9767 * reload1.c: Likewise.
9768 * reorg.c: Likewise.
9769 * tree-ssa-uninit.c: Likewise.
9771 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9775 * Makefile.in: Mechanically replace "can not" with "cannot".
9776 * alias.c: Likewise.
9777 * builtins.c: Likewise.
9778 * calls.c: Likewise.
9779 * cgraph.c: Likewise.
9780 * cgraph.h: Likewise.
9781 * cgraphclones.c: Likewise.
9782 * cgraphunit.c: Likewise.
9783 * combine-stack-adj.c: Likewise.
9784 * combine.c: Likewise.
9785 * common/config/i386/i386-common.c: Likewise.
9786 * config/aarch64/aarch64.c: Likewise.
9787 * config/alpha/sync.md: Likewise.
9788 * config/arc/arc.c: Likewise.
9789 * config/arc/predicates.md: Likewise.
9790 * config/arm/arm-c.c: Likewise.
9791 * config/arm/arm.c: Likewise.
9792 * config/arm/arm.h: Likewise.
9793 * config/arm/arm.md: Likewise.
9794 * config/arm/cortex-r4f.md: Likewise.
9795 * config/csky/csky.c: Likewise.
9796 * config/csky/csky.h: Likewise.
9797 * config/darwin-f.c: Likewise.
9798 * config/epiphany/epiphany.md: Likewise.
9799 * config/i386/i386.c: Likewise.
9800 * config/i386/sol2.h: Likewise.
9801 * config/m68k/m68k.c: Likewise.
9802 * config/mcore/mcore.h: Likewise.
9803 * config/microblaze/microblaze.md: Likewise.
9804 * config/mips/20kc.md: Likewise.
9805 * config/mips/sb1.md: Likewise.
9806 * config/nds32/nds32.c: Likewise.
9807 * config/nds32/predicates.md: Likewise.
9808 * config/pa/pa.c: Likewise.
9809 * config/rs6000/e300c2c3.md: Likewise.
9810 * config/rs6000/rs6000.c: Likewise.
9811 * config/s390/s390.h: Likewise.
9812 * config/sh/sh.c: Likewise.
9813 * config/sh/sh.md: Likewise.
9814 * config/spu/vmx2spu.h: Likewise.
9815 * cprop.c: Likewise.
9816 * dbxout.c: Likewise.
9817 * df-scan.c: Likewise.
9818 * doc/cfg.texi: Likewise.
9819 * doc/extend.texi: Likewise.
9820 * doc/fragments.texi: Likewise.
9821 * doc/gty.texi: Likewise.
9822 * doc/invoke.texi: Likewise.
9823 * doc/lto.texi: Likewise.
9824 * doc/md.texi: Likewise.
9825 * doc/objc.texi: Likewise.
9826 * doc/rtl.texi: Likewise.
9827 * doc/tm.texi: Likewise.
9829 * emit-rtl.c: Likewise.
9830 * emit-rtl.h: Likewise.
9831 * except.c: Likewise.
9832 * expmed.c: Likewise.
9834 * fold-const.c: Likewise.
9835 * genautomata.c: Likewise.
9836 * gimple-fold.c: Likewise.
9837 * hard-reg-set.h: Likewise.
9838 * ifcvt.c: Likewise.
9839 * ipa-comdats.c: Likewise.
9840 * ipa-cp.c: Likewise.
9841 * ipa-devirt.c: Likewise.
9842 * ipa-fnsummary.c: Likewise.
9843 * ipa-icf.c: Likewise.
9844 * ipa-inline-transform.c: Likewise.
9845 * ipa-inline.c: Likewise.
9846 * ipa-polymorphic-call.c: Likewise.
9847 * ipa-profile.c: Likewise.
9848 * ipa-prop.c: Likewise.
9849 * ipa-pure-const.c: Likewise.
9850 * ipa-reference.c: Likewise.
9851 * ipa-split.c: Likewise.
9852 * ipa-visibility.c: Likewise.
9854 * ira-build.c: Likewise.
9855 * ira-color.c: Likewise.
9856 * ira-conflicts.c: Likewise.
9857 * ira-costs.c: Likewise.
9858 * ira-int.h: Likewise.
9859 * ira-lives.c: Likewise.
9862 * loop-invariant.c: Likewise.
9863 * loop-unroll.c: Likewise.
9864 * lower-subreg.c: Likewise.
9865 * lra-assigns.c: Likewise.
9866 * lra-constraints.c: Likewise.
9867 * lra-eliminations.c: Likewise.
9868 * lra-lives.c: Likewise.
9869 * lra-remat.c: Likewise.
9870 * lra-spills.c: Likewise.
9872 * lto-cgraph.c: Likewise.
9873 * lto-streamer-out.c: Likewise.
9874 * postreload-gcse.c: Likewise.
9875 * predict.c: Likewise.
9876 * profile-count.h: Likewise.
9877 * profile.c: Likewise.
9878 * recog.c: Likewise.
9880 * reload.c: Likewise.
9881 * reload1.c: Likewise.
9882 * reorg.c: Likewise.
9883 * resource.c: Likewise.
9884 * rtl.def: Likewise.
9886 * rtlanal.c: Likewise.
9887 * sched-deps.c: Likewise.
9888 * sched-ebb.c: Likewise.
9889 * sched-rgn.c: Likewise.
9890 * sel-sched-ir.c: Likewise.
9891 * sel-sched.c: Likewise.
9892 * shrink-wrap.c: Likewise.
9893 * simplify-rtx.c: Likewise.
9894 * symtab.c: Likewise.
9895 * target.def: Likewise.
9896 * toplev.c: Likewise.
9897 * tree-call-cdce.c: Likewise.
9898 * tree-cfg.c: Likewise.
9899 * tree-complex.c: Likewise.
9900 * tree-core.h: Likewise.
9901 * tree-eh.c: Likewise.
9902 * tree-inline.c: Likewise.
9903 * tree-loop-distribution.c: Likewise.
9904 * tree-nrv.c: Likewise.
9905 * tree-profile.c: Likewise.
9906 * tree-sra.c: Likewise.
9907 * tree-ssa-alias.c: Likewise.
9908 * tree-ssa-dce.c: Likewise.
9909 * tree-ssa-dom.c: Likewise.
9910 * tree-ssa-forwprop.c: Likewise.
9911 * tree-ssa-loop-im.c: Likewise.
9912 * tree-ssa-loop-ivcanon.c: Likewise.
9913 * tree-ssa-loop-ivopts.c: Likewise.
9914 * tree-ssa-loop-niter.c: Likewise.
9915 * tree-ssa-phionlycprop.c: Likewise.
9916 * tree-ssa-phiopt.c: Likewise.
9917 * tree-ssa-propagate.c: Likewise.
9918 * tree-ssa-threadedge.c: Likewise.
9919 * tree-ssa-threadupdate.c: Likewise.
9920 * tree-ssa-uninit.c: Likewise.
9921 * tree-ssanames.c: Likewise.
9922 * tree-streamer-out.c: Likewise.
9925 * vr-values.c: Likewise.
9927 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
9929 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
9930 (ix86_split_xorsign): Ditto.
9931 * config/i386/i386.c (ix86_expand_xorsign): New function.
9932 (ix86_split_xorsign): Ditto.
9933 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
9934 (xorsign<mode>3): New expander.
9935 (xorsign<mode>3_1): New insn_and_split pattern.
9936 * config/i386/sse.md (xorsign<mode>3): New expander.
9938 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9940 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
9941 (*tablejump_sp64): Likewise.
9942 (*tablejump<P:mode>): ...this.
9943 (*call_address_sp32): Merge into...
9944 (*call_address_sp64): Likewise.
9945 (*call_address<P:mode>): ...this.
9946 (*call_symbolic_sp32): Merge into...
9947 (*call_symbolic_sp64): Likewise.
9948 (*call_symbolic<P:mode>): ...this.
9949 (call_value): Remove constraint and add predicate.
9950 (*call_value_address_sp32): Merge into...
9951 (*call_value_address_sp64): Likewise.
9952 (*call_value_address<P:mode>): ...this.
9953 (*call_value_symbolic_sp32): Merge into...
9954 (*call_value_symbolic_sp64): Likewise.
9955 (*call_value_symbolic<P:mode>): ...this.
9956 (*sibcall_symbolic_sp32): Merge into...
9957 (*sibcall_symbolic_sp64): Likewise.
9958 (*sibcall_symbolic<P:mode>): ...this.
9959 (sibcall_value): Remove constraint and add predicate.
9960 (*sibcall_value_symbolic_sp32): Merge into...
9961 (*sibcall_value_symbolic_sp64): Likewise.
9962 (*sibcall_value_symbolic<P:mode>): ...this.
9963 (window_save): Minor tweak.
9964 (*branch_sp32): Merge into...
9965 (*branch_sp64): Likewise.
9966 (*branch<P:mode>): ...this.
9968 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9969 James Clarke <jrtc27@jrtc27.com>
9972 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9973 consistently in TLS address generation and adjust code to the renaming
9974 of patterns. Mark calls to __tls_get_addr as const.
9975 * config/sparc/sparc.md (tgd_hi22): Turn into...
9976 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9977 (tgd_lo10): Turn into...
9978 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9979 (tgd_add32): Merge into...
9980 (tgd_add64): Likewise.
9981 (tgd_add<P:mode>): ...this and use Pmode throughout.
9982 (tldm_hi22): Turn into...
9983 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9984 (tldm_lo10): Turn into...
9985 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9986 (tldm_add32): Merge into...
9987 (tldm_add64): Likewise.
9988 (tldm_add<P:mode>): ...this and use Pmode throughout.
9989 (tldm_call32): Merge into...
9990 (tldm_call64): Likewise.
9991 (tldm_call<P:mode>): ...this and use Pmode throughout.
9992 (tldo_hix22): Turn into...
9993 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
9994 (tldo_lox10): Turn into...
9995 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
9996 (tldo_add32): Merge into...
9997 (tldo_add64): Likewise.
9998 (tldo_add<P:mode>): ...this and use Pmode throughout.
9999 (tie_hi22): Turn into...
10000 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10001 (tie_lo10): Turn into...
10002 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10003 (tie_ld64): Use DImode throughout.
10004 (tie_add32): Merge into...
10005 (tie_add64): Likewise.
10006 (tie_add<P:mode>): ...this and use Pmode throughout.
10007 (tle_hix22_sp32): Merge into...
10008 (tle_hix22_sp64): Likewise.
10009 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10010 (tle_lox22_sp32): Merge into...
10011 (tle_lox22_sp64): Likewise.
10012 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10013 (*tldo_ldub_sp32): Merge into...
10014 (*tldo_ldub_sp64): Likewise.
10015 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10016 (*tldo_ldub1_sp32): Merge into...
10017 (*tldo_ldub1_sp64): Likewise.
10018 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10019 (*tldo_ldub2_sp32): Merge into...
10020 (*tldo_ldub2_sp64): Likewise.
10021 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10022 (*tldo_ldsb1_sp32): Merge into...
10023 (*tldo_ldsb1_sp64): Likewise.
10024 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10025 (*tldo_ldsb2_sp32): Merge into...
10026 (*tldo_ldsb2_sp64): Likewise.
10027 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10028 (*tldo_ldub3_sp64): Use DImode throughout.
10029 (*tldo_ldsb3_sp64): Likewise.
10030 (*tldo_lduh_sp32): Merge into...
10031 (*tldo_lduh_sp64): Likewise.
10032 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10033 (*tldo_lduh1_sp32): Merge into...
10034 (*tldo_lduh1_sp64): Likewise.
10035 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10036 (*tldo_ldsh1_sp32): Merge into...
10037 (*tldo_ldsh1_sp64): Likewise.
10038 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10039 (*tldo_lduh2_sp64): Use DImode throughout.
10040 (*tldo_ldsh2_sp64): Likewise.
10041 (*tldo_lduw_sp32): Merge into...
10042 (*tldo_lduw_sp64): Likewise.
10043 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10044 (*tldo_lduw1_sp64): Use DImode throughout.
10045 (*tldo_ldsw1_sp64): Likewise.
10046 (*tldo_ldx_sp64): Likewise.
10047 (*tldo_stb_sp32): Merge into...
10048 (*tldo_stb_sp64): Likewise.
10049 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10050 (*tldo_sth_sp32): Merge into...
10051 (*tldo_sth_sp64): Likewise.
10052 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10053 (*tldo_stw_sp32): Merge into...
10054 (*tldo_stw_sp64): Likewise.
10055 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10056 (*tldo_stx_sp64): Use DImode throughout.
10058 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10060 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10061 check configure option to set BTI and Return Address Signing.
10062 * configure.ac: Add --enable-standard-branch-protection and
10063 --disable-standard-branch-protection.
10064 * configure: Regenerated.
10065 * doc/install.texi: Document the same.
10067 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10068 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10070 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10071 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10072 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10074 * config/aarch64/aarch64-bti-insert.c: New file.
10075 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10077 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10079 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10080 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10081 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10082 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10084 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10086 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10087 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10088 Disable bti for -mbranch-protection=none.
10089 (aarch64_handle_standard_branch_protection): Enable bti for
10090 -mbranch-protection=standard.
10091 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10092 -mbranch-protection.
10093 (aarch64_bti_enabled): Check if bti is enabled.
10094 * config/aarch64/aarch64.opt: Declare target variable.
10095 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10097 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10099 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10100 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10101 (aarch64_expand_epilogue): Likewise.
10102 (aarch64_output_mi_thunk): Likewise
10103 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10104 TAILCALL_ADDR_REGS to x16 and x17.
10105 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10107 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10109 * config/aarch64/aarch64-option-extensions.def: Define
10110 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10111 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10112 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10113 (AARCH64_FL_PREDRES): New.
10114 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10115 AARCH64_FL_PREDRES by default.
10116 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10118 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10120 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10122 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10123 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10124 * doc/invoke.texi: Document ARMv8.5-A.
10126 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10128 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10129 (xorsign<mode>3): Likewise.
10131 2019-01-09 Jelinek <jakub@redhat.com>
10133 PR middle-end/88758
10134 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10135 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10137 PR rtl-optimization/88331
10138 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10139 not currently_expanding_to_rtl.
10141 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10143 * doc/invoke.texi (-Os): Remove trailing spaces.
10144 (-finline-functions): Remove reference to -O2.
10146 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10148 PR rtl-optimization/79593
10149 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10151 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10152 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10154 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10157 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10161 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10162 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10164 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10167 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10168 ix86_avx_u128_mode_entry.
10170 2019-01-08 Martin Liska <mliska@suse.cz>
10172 PR tree-optimization/88753
10173 * tree-switch-conversion.c (switch_conversion::build_one_array):
10174 Come up with local variable constructor. Convert first to
10175 type of constructor values.
10177 2019-01-08 Richard Biener <rguenther@suse.de>
10179 PR tree-optimization/86554
10180 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10181 rpo_avail): Move earlier.
10182 (visit_nary_op): When value-numbering to expressions
10183 with different overflow behavior make sure there's an
10184 available expression on the path.
10186 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10188 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10189 aarch64_parse_branch_protection,
10190 struct aarch64_branch_protect_type,
10191 aarch64_handle_no_branch_protection,
10192 aarch64_handle_standard_branch_protection,
10193 aarch64_validate_mbranch_protection,
10194 aarch64_handle_pac_ret_protection,
10195 aarch64_handle_attr_branch_protection,
10196 accepted_branch_protection_string,
10197 aarch64_pac_ret_subtypes,
10198 aarch64_branch_protect_types,
10199 aarch64_handle_pac_ret_leaf): Define.
10200 (aarch64_override_options_after_change_1, aarch64_override_options):
10201 Add check for accepted_branch_protection_string.
10202 (aarch64_option_save): Save accepted_branch_protection_string.
10203 (aarch64_option_restore): Save accepted_branch_protection_string.
10204 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10205 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10206 msign-return-address.
10207 * doc/invoke.texi: Add mbranch-protection.
10209 2019-01-08 Alan Modra <amodra@gmail.com>
10212 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10213 Delete "unknownp" parameter. Adjust callers. Handle
10214 CONST_INT, PLUS, MINUS, and MULT.
10215 (attr_value_aligned): Renamed from or_attr_value.
10216 (min_attr_value): Return INT_MIN for unhandled rtl case..
10217 (min_fn): ..and translate to INT_MAX here.
10218 (write_length_unit_log): Modify to cope without "unknown".
10219 (write_attr_value): Handle IF_THEN_ELSE.
10221 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10223 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10224 optimization for masked stores.
10226 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10228 PR middle-end/88567
10229 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10230 output vector directly to duplicate_and_interleave instead of
10231 going through a temporary. Postpone insertion of ctor_seq to
10232 the end of the loop.
10234 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10237 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10238 unsigned_p. Handle signed and unsigned overflow correction as
10240 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10242 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10244 (add<mode>3_compareV_imm): Make this callable for expanding.
10245 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10246 aarch64_plus_operand for operand 2.
10247 (subv<GPI:mode>_insn): New insn pattern.
10248 (subv<GPI:mode>_imm): Likewise.
10249 (negv<GPI:mode>3): New expand pattern.
10250 (negv<GPI:mode>_insn): New insn pattern.
10251 (negv<GPI:mode>_cmp_only): Likewise.
10252 (cmpv<GPI:mode>_insn): Likewise.
10253 (subvti4): Use register_operand for operand 1. Update call to
10254 aarch64_expand_subvti.
10255 (usubvti4): Likewise.
10256 (negvti3): New expand pattern.
10257 (negdi_carryout): New insn pattern.
10258 (negvdi_carryinV): New insn pattern.
10259 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10260 version the named version.
10261 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10263 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10265 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10267 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10268 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10269 (sub<mode>3_carryinCV): Delete.
10270 (sub<GPI:mode>3_carryinV): New expand pattern.
10271 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10273 2019-01-07 Richard Biener <rguenther@suse.de>
10275 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10276 of tree_operand_hash.
10278 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10280 PR tree-optimization/88598
10281 * tree.h (single_nonzero_element): Declare.
10282 * tree.c (single_nonzero_element): New function.
10283 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10284 if I is the only nonzero element of CST.
10286 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10288 PR tree-optimization/88598
10289 * tree.h (initializer_each_zero_or_onep): Declare.
10290 * tree.c (initializer_each_zero_or_onep): New function.
10291 (signed_or_unsigned_type_for): Handle float types too.
10292 (unsigned_type_for, signed_type_for): Update comments accordingly.
10293 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10294 x & { 0 or -1, 0 or -1, ... }.
10296 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10298 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10299 with x86_64-pc-linux-gnu.
10301 2019-01-07 Tom de Vries <tdevries@suse.de>
10304 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10306 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10309 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10311 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10312 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10313 TARGET_AVX512F as condition.
10316 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10317 const_not_ok_for_debug_p target hook.
10318 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10319 on UNSPEC and subexpressions thereof if all subexpressions of the
10320 UNSPEC are CONSTANT_P.
10322 PR tree-optimization/88676
10323 * tree-ssa-phiopt.c (two_value_replacement): New function.
10324 (tree_ssa_phiopt_worker): Call it.
10327 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10328 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10331 * tree-vect-generic.c: Include insn-config.h and recog.h.
10332 (expand_vector_piecewise): Add defaulted ret_type argument,
10333 if non-NULL, use that in preference to type for the result type.
10334 (expand_vector_parallel): Formatting fix.
10335 (do_vec_conversion, do_vec_narrowing_conversion,
10336 expand_vector_conversion): New functions.
10337 (expand_vector_operations_1): Call expand_vector_conversion
10338 for VEC_CONVERT ifn calls.
10339 * internal-fn.def (VEC_CONVERT): New internal function.
10340 * internal-fn.c (expand_VEC_CONVERT): New function.
10341 * fold-const-call.c (fold_const_vec_convert): New function.
10342 (fold_const_call): Use it for CFN_VEC_CONVERT.
10343 * doc/extend.texi (__builtin_convertvector): Document.
10345 2019-01-07 Tom de Vries <tdevries@suse.de>
10347 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10348 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10349 vector_red_partition, vector_red_sym): New global variables.
10350 (nvptx_option_override): Initialize vector_red_sym.
10351 (nvptx_declare_function_name): Restore red_partition register.
10352 (nvptx_file_end): Emit code to declare the vector reduction variables.
10353 (nvptx_output_red_partition): New function.
10354 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10355 large vector reductions.
10356 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10357 (nvptx_init_builtins): Add VECTOR_ADDR.
10358 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10359 Handle nvptx_expand_shared_addr.
10360 (nvptx_get_shared_red_addr): Add vector argument and handle large
10362 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10364 (nvptx_goacc_reduction_init): Likewise.
10365 (nvptx_goacc_reduction_fini): Likewise.
10366 (nvptx_goacc_reduction_teardown): Likewise.
10367 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10368 init,fini,teardown}.
10369 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10370 (nvptx_set_current_function): Init vector_red_partition.
10371 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10372 (nvptx_red_partition): New insn.
10373 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10375 2019-01-07 Tom de Vries <tdevries@suse.de>
10378 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10381 2019-01-07 Tom de Vries <tdevries@suse.de>
10383 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10384 (nvptx_option_override): Init oacc_bcast_partition.
10385 (nvptx_init_oacc_workers): New function.
10386 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10387 (nvptx_needs_shared_bcast): New function.
10388 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10389 to propagate state.
10390 (nvptx_shared_propagate): Initialize vector bcast partition and
10391 synchronization state.
10392 (nvptx_single): Generalize to enable vectors to use shared-memory
10393 to propagate state.
10394 (nvptx_process_pars): Likewise.
10395 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10396 * config/nvptx/nvptx.h (struct machine_function): Add
10397 bcast_partition and sync_bar members.
10399 2019-01-07 Tom de Vries <tdevries@suse.de>
10401 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10402 (nvptx_apply_dim_limits): New function.
10403 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10406 2019-01-07 Tom de Vries <tdevries@suse.de>
10408 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10409 as late as possible.
10411 2019-01-07 Tom de Vries <tdevries@suse.de>
10413 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10414 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10415 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10416 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10417 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10419 2019-01-07 Tom de Vries <tdevries@suse.de>
10421 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10423 2019-01-07 Tom de Vries <tdevries@suse.de>
10425 * omp-offload.c (oacc_get_min_dim): New function.
10426 * omp-offload.h (oacc_get_min_dim): Declare.
10428 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10431 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10432 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10434 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10438 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10440 * ipa-inline.c (edge_badness): Use inlined_time instead of
10441 inline_summaries->get.
10443 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10445 * opts.c (enable_fdo_optimizations): Enable
10446 version-loops-for-strides, loop-interchange, unrol-and-jam
10447 and tree-loop-distribution.
10448 * invoke.texi: Document newly enabled options.
10450 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10452 * doc/invoke.texi (max-inline-insns-small): New parameters.
10453 * ipa-inline.c (want_early_inline_function_p): simplify.
10454 (want_inline_small_function_p): Fix pasto from previous patch;
10455 use max-inline-insns-small bound.
10456 * params.def (max-inline-insns-small): New param.
10457 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10458 variables correctly.
10460 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10462 * doc/invoke.texi: Document max-inline-insns-size,
10463 uninlined-function-insns, uninlined-function-time,
10464 uninlined-thunk-insns and uninlined-thunk-time.
10465 * params.def: Add max-inline-insns-size,
10466 uninlined-function-insns, uninlined-function-time,
10467 uninlined-thunk-insns and uninlined-thunk-time.
10468 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10470 * ipa-inline.c (can_inline_edge_by_limits_p,
10471 want_inline_small_function_p): Use new parameters.
10473 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10475 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10477 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10479 PR middle-end/82564
10481 * expr.c (expand_assignment): For calls returning VLA structures
10482 if to_rtx is not a MEM, force it into a stack temporary.
10485 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10486 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10487 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10488 subexpressions of both operands.
10489 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10490 subrtxes are CONSTANT_P.
10491 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10492 2018-11-09 changes.
10494 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10496 * params.def (hot-bb-count-ws-permille): Set to 990.
10498 2019-01-04 Martin Sebor <msebor@redhat.com>
10501 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10504 2019-01-04 Martin Sebor <msebor@redhat.com>
10507 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10509 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10511 * gdbinit.in: Turn off pagination for the skip commands, restore
10512 it to previous state afterwards.
10514 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10517 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10518 of GET_MODE (opN) as modes of the libcall arguments.
10520 2019-01-04 Jan Beulich <jbeulich@suse.com>
10522 * config/i386/sse.md
10523 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10524 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10525 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10526 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10527 avx512f_vmcmp<mode>3<round_saeonly_name>,
10528 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10529 avx512f_maskcmp<mode>3,
10530 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10531 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10532 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10533 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10534 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10535 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10536 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10537 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10538 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10539 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10540 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10541 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10542 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10543 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10544 avx512cd_maskb_vec_dup<mode>,
10545 avx512cd_maskw_vec_dup<mode>,
10546 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10547 avx512dq_vmfpclass<mode>,
10548 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10551 2019-01-03 Martin Sebor <msebor@redhat.com>
10553 PR tree-optimization/88659
10554 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10556 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10558 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10559 unaligned vsx and avoid lxvd2x/stxvd2x.
10560 (gen_lvx_v4si_move): New function.
10562 2019-01-03 Tom de Vries <tdevries@suse.de>
10564 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10565 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10567 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10569 2019-01-03 Tom de Vries <tdevries@suse.de>
10571 * config/nvptx/nvptx.c (struct offload_attrs): New.
10572 (populate_offload_attrs): New function. Factor mask extraction out of
10573 nvptx_reorg. Add extraction of dimensions.
10574 (nvptx_reorg): Use populate_offload_attrs.
10576 2019-01-03 Tom de Vries <tdevries@suse.de>
10578 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10579 cases for oacc_min_dims_p and routine_p. Add asserts for
10580 oacc_default_dims_p and offload_region_p.
10582 2019-01-03 Tom de Vries <tdevries@suse.de>
10584 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10585 factored out of ...
10586 (nvptx_goacc_validate_dims): ... here.
10588 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10590 PR tree-optimization/85574
10591 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10593 (struct ssa_equip_hash_traits): Declare.
10594 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10596 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10599 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10600 change it to qualified_type.
10602 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10604 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10605 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10607 2019-01-02 Martin Sebor <msebor@redhat.com>
10608 Jeff Law <law@redhat.com>
10610 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10611 (get_range_strlen_tree): Update appropriately.
10613 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10615 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10616 rather than set_range_info.
10617 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10618 maybe_set_strlen_range. Handle potentially boundary crossing
10619 cases more conservatively.
10620 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10621 Call set_strlen_range.
10622 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10624 PR middle-end/88663
10625 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10626 need the flexp argument.
10627 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10628 from calls to get_range_strlen. Update comments. Just update
10629 VAL for an unterminated const char array and let the reset of the
10630 code handle it normally. No longer try to set *flexp. Adjust
10632 (get_range_strlen): Update for the new get_range_strlen API.
10633 (get_maxval_strlen): Similarly.
10634 (gimple_fold_builtin_strlen): Handle update meaning of return value
10635 from get_range_strlen.
10636 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10637 get_range_strlen API.
10639 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10642 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10643 false at WPA time when body was removed.
10645 2019-01-02 Martin Liska <mliska@suse.cz>
10647 PR tree-optimization/88650
10648 * predict.c (set_even_probabilities): Calculate probability
10649 remainer only when really used.
10651 2019-01-02 Richard Biener <rguenther@suse.de>
10653 PR middle-end/88651
10654 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10655 widest_ints when mangling max_stmt_execution results.
10657 2019-01-02 Richard Biener <rguenther@suse.de>
10659 PR tree-optimization/88621
10660 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10661 bitfields when canoncalizing.
10663 2019-01-02 Richard Biener <rguenther@suse.de>
10666 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10667 cost of cheap SSE instruction.
10669 2019-01-02 Richard Biener <rguenther@suse.de>
10672 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10673 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10675 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10676 set after UIDs before splitting them.
10678 2019-01-01 Martin Sebor <msebor@redhat.com>
10679 Jeff Law <law@redhat.com>
10681 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10682 length is optimistic. If it is, then arrange to compute the
10683 conservative length as well.
10685 * gimple-fold.h (get_range_strlen): Update prototype.
10686 * builtins.c (check_access): Update call to get_range_strlen to use
10687 c_strlen_data pointer. Change various variable accesses to instead
10688 pull data from the c_strlen_data structure.
10689 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10690 * calls.c (maybe_warn_nonstring_arg): Likewise.
10691 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10692 minimum length if maximum lengh is unknown.
10693 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10694 that used c_strlen, it's no longer needed. Restructure slightly.
10695 (format_string): Set unlikely range appropriately.
10696 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10698 (get_range_strlen): Accept c_strlen_data pointer for external
10699 call sites as well. Pass through to call to internal get_range_strlen.
10700 Adjust minlen, maxlen and maxbound as needed.
10701 (get_maxval_strlen): Update comments.
10702 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10703 to use c_strlen_data pointer. Change variable accesses to instead
10704 use c_strlen_data data members.
10706 * gimple-fold.c (get_range_strlen): Update prototype.
10707 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10708 local variables. Use pdata to return information to caller.
10709 Update calls to get_range_strlen. Update pdata->maxbound.
10710 (get_range_strlen -- static version): Similarly.
10711 (get_range_strlen -- extern version): Update for internal
10712 get_range_strlen API change. Convert to external data format.
10713 (get_maxval_strlen): Similarly.
10715 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10717 * coverage.c (get_coverage_counts): Use current_function_decl.
10718 * profile.c (read_thunk_profile): New function.
10719 (branch_prob): Add THUNK parameter.
10720 * tree-profile.c (tree_profiling): Handle thunks.
10721 * value-prof.c (init_node_map): Handle thunks.
10722 * value-prof.h (branch_prob): Upate prototype.
10723 (read_thunk_profile): Declare.
10725 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10727 Update copyright years.
10729 * gcc.c (process_command): Update copyright notice dates.
10730 * gcov-dump.c (print_version): Ditto.
10731 * gcov.c (print_version): Ditto.
10732 * gcov-tool.c (print_version): Ditto.
10733 * gengtype.c (create_file): Ditto.
10734 * doc/cpp.texi: Bump @copying's copyright year.
10735 * doc/cppinternals.texi: Ditto.
10736 * doc/gcc.texi: Ditto.
10737 * doc/gccint.texi: Ditto.
10738 * doc/gcov.texi: Ditto.
10739 * doc/install.texi: Ditto.
10740 * doc/invoke.texi: Ditto.
10742 Copyright (C) 2019 Free Software Foundation, Inc.
10744 Copying and distribution of this file, with or without modification,
10745 are permitted in any medium without royalty provided the copyright
10746 notice and this notice are preserved.