1 2021-09-17 Martin Sebor <msebor@redhat.com>
3 * Makefile.in (OBJS): Add gimple-predicate-analysis.o.
4 * tree-ssa-uninit.c (max_phi_args): Move to gimple-predicate-analysis.
5 (MASK_SET_BIT, MASK_TEST_BIT, MASK_EMPTY): Same.
6 (check_defs): Add comment.
7 (can_skip_redundant_opnd): Update comment.
8 (compute_uninit_opnds_pos): Adjust to namespace change.
9 (find_pdom): Move to gimple-predicate-analysis.cc.
11 (struct uninit_undef_val_t): New.
12 (is_non_loop_exit_postdominating): Move to gimple-predicate-analysis.cc.
13 (find_control_equiv_block): Same.
14 (MAX_NUM_CHAINS, MAX_CHAIN_LEN, MAX_POSTDOM_CHECK): Same.
15 (MAX_SWITCH_CASES): Same.
16 (compute_control_dep_chain): Same.
17 (find_uninit_use): Use predicate analyzer.
18 (struct pred_info): Move to gimple-predicate-analysis.
19 (convert_control_dep_chain_into_preds): Same.
20 (find_predicates): Same.
21 (collect_phi_def_edges): Same.
22 (warn_uninitialized_phi): Use predicate analyzer.
23 (find_def_preds): Move to gimple-predicate-analysis.
24 (dump_pred_info): Same.
25 (dump_pred_chain): Same.
26 (dump_predicates): Same.
27 (destroy_predicate_vecs): Remove.
28 (execute_late_warn_uninitialized): New.
29 (get_cmp_code): Move to gimple-predicate-analysis.
30 (is_value_included_in): Same.
31 (value_sat_pred_p): Same.
32 (find_matching_predicate_in_rest_chains): Same.
33 (is_use_properly_guarded): Same.
34 (prune_uninit_phi_opnds): Same.
35 (find_var_cmp_const): Same.
36 (use_pred_not_overlap_with_undef_path_pred): Same.
38 (is_neq_relop_p): Same.
39 (is_neq_zero_form_p): Same.
40 (pred_expr_equal_p): Same.
41 (is_pred_expr_subset_of): Same.
42 (is_pred_chain_subset_of): Same.
43 (is_included_in): Same.
44 (is_superset_of): Same.
46 (simplify_pred): Same.
47 (simplify_preds_2): Same.
48 (simplify_preds_3): Same.
49 (simplify_preds_4): Same.
50 (simplify_preds): Same.
52 (push_to_worklist): Same.
53 (get_pred_info_from_cmp): Same.
54 (is_degenerated_phi): Same.
55 (normalize_one_pred_1): Same.
56 (normalize_one_pred): Same.
57 (normalize_one_pred_chain): Same.
58 (normalize_preds): Same.
59 (can_one_predicate_be_invalidated_p): Same.
60 (can_chain_union_be_invalidated_p): Same.
61 (uninit_uses_cannot_happen): Same.
62 (pass_late_warn_uninitialized::execute): Define.
63 * gimple-predicate-analysis.cc: New file.
64 * gimple-predicate-analysis.h: New file.
66 2021-09-17 Julian Brown <julian@codesourcery.com>
68 * config/gcn/gcn.c (gimple.h): Include.
69 (gcn_fork_join): Emit barrier for worker-level joins.
70 * omp-oacc-neuter-broadcast.cc (find_local_vars_to_propagate): Add
71 writes_gang_private bitmap parameter. Set bit for blocks
72 containing gang-private variable writes.
73 (worker_single_simple): Don't emit barrier after predicated block.
74 (worker_single_copy): Don't emit barrier if we're not broadcasting
75 anything and the block contains no gang-private writes.
76 (neuter_worker_single): Don't predicate blocks that only contain
77 NOPs or internal marker functions. Pass has_gang_private_write
78 argument to worker_single_copy.
79 (oacc_do_neutering): Add writes_gang_private bitmap handling.
81 2021-09-17 Julian Brown <julian@codesourcery.com>
83 * config/gcn/gcn-protos.h
84 (gcn_goacc_create_worker_broadcast_record): Update prototype.
85 * config/gcn/gcn-tree.c (gcn_goacc_get_worker_red_decl): Use
86 preallocated block of LDS memory. Do not cache/share decls for
87 reduction temporaries between invocations.
88 (gcn_goacc_reduction_teardown): Unshare VAR on second use.
89 (gcn_goacc_create_worker_broadcast_record): Add OFFSET parameter
90 and return temporary LDS space at that offset. Return pointer in
92 * config/gcn/gcn.c (acc_lds_size, gang_private_hwm, lds_allocs):
94 (ACC_LDS_SIZE): Define as acc_lds_size.
95 (gcn_init_machine_status): Don't initialise lds_allocated,
96 lds_allocs, reduc_decls fields of machine function struct.
97 (gcn_option_override): Handle default size for gang-private
98 variables and -mgang-private-size option.
99 (gcn_expand_prologue): Use LDS_SIZE instead of LDS_SIZE-1 when
101 (gcn_shared_mem_layout): New function.
102 (gcn_print_lds_decl): Update comment. Use global lds_allocs map and
103 gang_private_hwm variable.
104 (TARGET_GOACC_SHARED_MEM_LAYOUT): Define target hook.
105 * config/gcn/gcn.h (machine_function): Remove lds_allocated,
106 lds_allocs, reduc_decls. Add reduction_base, reduction_limit.
107 * config/gcn/gcn.opt (gang_private_size_opt): New global.
108 (mgang-private-size=): New option.
109 * doc/tm.texi.in (TARGET_GOACC_SHARED_MEM_LAYOUT): Place
111 * doc/tm.texi: Regenerate.
112 * omp-oacc-neuter-broadcast.cc (targhooks.h, diagnostic-core.h):
114 (build_sender_ref): Handle sender_decl being pointer.
115 (worker_single_copy): Add PLACEMENT and ISOLATE_BROADCASTS
116 parameters. Pass placement argument to
117 create_worker_broadcast_record hook invocations. Handle
118 sender_decl being pointer and isolate_broadcasts inserting extra
120 (blk_offset_map_t): Add typedef.
121 (neuter_worker_single): Add BLK_OFFSET_MAP parameter. Pass
122 preallocated range to worker_single_copy call.
123 (dfs_broadcast_reachable_1): New function.
124 (idx_decl_pair_t, used_range_vec_t): New typedefs.
125 (sort_size_descending): New function.
126 (addr_range): New class.
127 (splay_tree_compare_addr_range, splay_tree_free_key)
128 (first_fit_range, merge_ranges_1, merge_ranges): New functions.
129 (execute_omp_oacc_neuter_broadcast): Rename to...
130 (oacc_do_neutering): ... this. Add BOUNDS_LO, BOUNDS_HI
131 parameters. Arrange layout of shared memory for broadcast
133 (execute_omp_oacc_neuter_broadcast): New function.
134 (pass_omp_oacc_neuter_broadcast::gate): Remove num_workers==1
135 handling from here. Enable pass for all OpenACC routines in order
136 to call shared memory-layout hook.
137 * target.def (create_worker_broadcast_record): Add OFFSET
139 (shared_mem_layout): New hook.
141 2021-09-17 Julian Brown <julian@codesourcery.com>
142 Thomas Schwinge <thomas@codesourcery.com>
144 * omp-oacc-neuter-broadcast.cc
145 (pass_omp_oacc_neuter_broadcast::gate): Disable if num_workers is
147 (execute_omp_oacc_neuter_broadcast): Adjust.
149 2021-09-17 Andrew MacLeod <amacleod@redhat.com>
151 * value-relation.cc (class equiv_chain): Move to header file.
152 (path_oracle::path_oracle): New.
153 (path_oracle::~path_oracle): New.
154 (path_oracle::register_relation): New.
155 (path_oracle::query_relation): New.
156 (path_oracle::reset_path): New.
157 (path_oracle::dump): New.
158 * value-relation.h (class equiv_chain): Move to here.
159 (class path_oracle): New.
161 2021-09-17 Andrew MacLeod <amacleod@redhat.com>
163 * gimple-range-cache.cc (ranger_cache::ranger_cache): Create a DOM
165 * gimple-range-fold.cc (fur_depend::register_relation): Use
166 register_stmt/edge routines.
167 * value-relation.cc (equiv_chain::find): Relocate from equiv_oracle.
168 (equiv_oracle::equiv_oracle): Create self equivalence cache.
169 (equiv_oracle::~equiv_oracle): Release same.
170 (equiv_oracle::equiv_set): Return entry from self equiv cache if there
172 (equiv_oracle::find_equiv_block): Move list find to equiv_chain.
173 (equiv_oracle::register_relation): Rename from register_equiv.
174 (relation_chain_head::find_relation): Relocate from dom_oracle.
175 (relation_oracle::register_stmt): New.
176 (relation_oracle::register_edge): New.
177 (dom_oracle::*): Rename from relation_oracle.
178 (dom_oracle::register_relation): Adjust to call equiv_oracle.
179 (dom_oracle::set_one_relation): Split from register_relation.
180 (dom_oracle::register_transitives): Consolidate 2 methods.
181 (dom_oracle::find_relation_block): Move core to relation_chain.
182 (dom_oracle::query_relation): Rename from find_relation_dom and adjust.
183 * value-relation.h (class relation_oracle): New pure virtual base.
184 (class equiv_oracle): Inherit from relation_oracle and adjust.
185 (class dom_oracle): Rename from old relation_oracle and adjust.
187 2021-09-17 Martin Sebor <msebor@redhat.com>
190 * pointer-query.cc (access_ref::inform_access): Handle MIN/MAX_EXPR.
191 (handle_min_max_size): Change argument. Store original SSA_NAME for
192 operands to potentially distinct (sub)objects.
193 (compute_objsize_r): Adjust call to the above.
195 2021-09-17 Bill Schmidt <wschmidt@linux.ibm.com>
197 * config/rs6000/rs6000.c (rs6000-builtins.h): New include.
198 (rs6000_new_builtin_vectorized_function): New function.
199 (rs6000_new_builtin_md_vectorized_function): Likewise.
200 (rs6000_builtin_vectorized_function): Call
201 rs6000_new_builtin_vectorized_function.
202 (rs6000_builtin_md_vectorized_function): Call
203 rs6000_new_builtin_md_vectorized_function.
205 2021-09-17 Bill Schmidt <wschmidt@linux.ibm.com>
207 * config/rs6000/rs6000-builtin-new.def (ASSEMBLE_ACC): Add mmaint flag.
208 (ASSEMBLE_PAIR): Likewise.
209 (BUILD_ACC): Likewise.
210 (DISASSEMBLE_ACC): Likewise.
211 (DISASSEMBLE_PAIR): Likewise.
212 (PMXVBF16GER2): Likewise.
213 (PMXVBF16GER2NN): Likewise.
214 (PMXVBF16GER2NP): Likewise.
215 (PMXVBF16GER2PN): Likewise.
216 (PMXVBF16GER2PP): Likewise.
217 (PMXVF16GER2): Likewise.
218 (PMXVF16GER2NN): Likewise.
219 (PMXVF16GER2NP): Likewise.
220 (PMXVF16GER2PN): Likewise.
221 (PMXVF16GER2PP): Likewise.
222 (PMXVF32GER): Likewise.
223 (PMXVF32GERNN): Likewise.
224 (PMXVF32GERNP): Likewise.
225 (PMXVF32GERPN): Likewise.
226 (PMXVF32GERPP): Likewise.
227 (PMXVF64GER): Likewise.
228 (PMXVF64GERNN): Likewise.
229 (PMXVF64GERNP): Likewise.
230 (PMXVF64GERPN): Likewise.
231 (PMXVF64GERPP): Likewise.
232 (PMXVI16GER2): Likewise.
233 (PMXVI16GER2PP): Likewise.
234 (PMXVI16GER2S): Likewise.
235 (PMXVI16GER2SPP): Likewise.
236 (PMXVI4GER8): Likewise.
237 (PMXVI4GER8PP): Likewise.
238 (PMXVI8GER4): Likewise.
239 (PMXVI8GER4PP): Likewise.
240 (PMXVI8GER4SPP): Likewise.
241 (XVBF16GER2): Likewise.
242 (XVBF16GER2NN): Likewise.
243 (XVBF16GER2NP): Likewise.
244 (XVBF16GER2PN): Likewise.
245 (XVBF16GER2PP): Likewise.
246 (XVF16GER2): Likewise.
247 (XVF16GER2NN): Likewise.
248 (XVF16GER2NP): Likewise.
249 (XVF16GER2PN): Likewise.
250 (XVF16GER2PP): Likewise.
251 (XVF32GER): Likewise.
252 (XVF32GERNN): Likewise.
253 (XVF32GERNP): Likewise.
254 (XVF32GERPN): Likewise.
255 (XVF32GERPP): Likewise.
256 (XVF64GER): Likewise.
257 (XVF64GERNN): Likewise.
258 (XVF64GERNP): Likewise.
259 (XVF64GERPN): Likewise.
260 (XVF64GERPP): Likewise.
261 (XVI16GER2): Likewise.
262 (XVI16GER2PP): Likewise.
263 (XVI16GER2S): Likewise.
264 (XVI16GER2SPP): Likewise.
265 (XVI4GER8): Likewise.
266 (XVI4GER8PP): Likewise.
267 (XVI8GER4): Likewise.
268 (XVI8GER4PP): Likewise.
269 (XVI8GER4SPP): Likewise.
272 (XXSETACCZ): Likewise.
273 (ASSEMBLE_PAIR_V): Likewise.
274 (BUILD_PAIR): Likewise.
275 (DISASSEMBLE_PAIR_V): Likewise.
278 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_new_mma_builtin):
279 Handle RS6000_BIF_LXVP and RS6000_BIF_STXVP.
280 * config/rs6000/rs6000-gen-builtins.c (attrinfo): Add ismmaint.
281 (parse_bif_attrs): Handle ismmaint.
282 (write_decls): Add bif_mmaint_bit and bif_is_mmaint.
283 (write_bif_static_init): Handle ismmaint.
285 2021-09-17 Bill Schmidt <wschmidt@linux.ibm.com>
287 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_new_builtin): New
289 (rs6000_gimple_fold_builtin): Call rs6000_gimple_fold_new_builtin.
290 (rs6000_new_builtin_valid_without_lhs): New function.
291 (rs6000_gimple_fold_new_mma_builtin): Likewise.
292 (rs6000_gimple_fold_new_builtin): Likewise.
294 2021-09-17 Thomas Schwinge <thomas@codesourcery.com>
296 * hash-table.h (hash_table<Descriptor, Lazy, Allocator>::expand):
297 Destruct stale Value objects.
298 * hash-map-tests.c (test_map_of_type_with_ctor_and_dtor_expand):
301 2021-09-17 Roger Sayle <roger@nextmovesoftware.com>
304 * match.pd (shift optimizations): Disable recent sign-changing
305 optimization for shifts by zero, these will be folded later.
307 2021-09-17 Bill Schmidt <wschmidt@linux.ibm.com>
309 * config/rs6000/rs6000-builtin-new.def (__builtin_mffsl): Move from
310 [power9] to [always].
312 2021-09-17 Richard Biener <rguenther@suse.de>
314 * tree-vect-stmts.c (vectorizable_load): Do not frob
317 2021-09-17 H.J. Lu <hjl.tools@gmail.com>
319 * config/i386/i386-features.c (remove_partial_avx_dependency):
320 Also check TARGET_SSE_PARTIAL_REG_FP_CONVERTS_DEPENDENCY and
321 and TARGET_SSE_PARTIAL_REG_CONVERTS_DEPENDENCY before generating
323 * config/i386/i386.h (TARGET_SSE_PARTIAL_REG_FP_CONVERTS_DEPENDENCY):
325 (TARGET_SSE_PARTIAL_REG_CONVERTS_DEPENDENCY): Likewise.
326 * config/i386/i386.md (SSE FP to FP splitters): Replace
327 TARGET_SSE_PARTIAL_REG_DEPENDENCY with
328 TARGET_SSE_PARTIAL_REG_FP_CONVERTS_DEPENDENCY.
329 (SSE INT to FP splitter): Replace TARGET_SSE_PARTIAL_REG_DEPENDENCY
330 with TARGET_SSE_PARTIAL_REG_CONVERTS_DEPENDENCY.
331 * config/i386/x86-tune.def
332 (X86_TUNE_SSE_PARTIAL_REG_FP_CONVERTS_DEPENDENCY): New.
333 (X86_TUNE_SSE_PARTIAL_REG_CONVERTS_DEPENDENCY): Likewise.
335 2021-09-17 H.J. Lu <hjl.tools@gmail.com>
338 * config/i386/i386-features.c (remove_partial_avx_dependency):
339 Check TARGET_USE_VECTOR_FP_CONVERTS and TARGET_USE_VECTOR_CONVERTS
340 before generating vxorps.
342 2021-09-17 H.J. Lu <hjl.tools@gmail.com>
344 * config/i386/i386-options.c (processor_cost_table): Use
345 tremont_cost for Tremont.
346 * config/i386/x86-tune-costs.h (tremont_memcpy): New.
347 (tremont_memset): Likewise.
348 (tremont_cost): Likewise.
349 * config/i386/x86-tune.def (X86_TUNE_PREFER_KNOWN_REP_MOVSB_STOSB):
352 2021-09-17 H.J. Lu <hjl.tools@gmail.com>
354 * common/config/i386/i386-common.c: Use Haswell scheduling model
356 * config/i386/i386.c (ix86_sched_init_global): Prepare for Tremont
358 * config/i386/x86-tune-sched.c (ix86_issue_rate): Change Tremont
360 (ix86_adjust_cost): Handle Tremont.
361 * config/i386/x86-tune.def (X86_TUNE_SSE_PARTIAL_REG_DEPENDENCY):
363 (X86_TUNE_USE_LEAVE): Likewise.
364 (X86_TUNE_PUSH_MEMORY): Likewise.
365 (X86_TUNE_MISALIGNED_MOVE_STRING_PRO_EPILOGUES): Likewise.
366 (X86_TUNE_USE_CLTD): Likewise.
367 (X86_TUNE_AVOID_FALSE_DEP_FOR_BMI): Likewise.
368 (X86_TUNE_AVOID_MFENCE): Likewise.
369 (X86_TUNE_SSE_TYPELESS_STORES): Likewise.
370 (X86_TUNE_SSE_LOAD0_BY_PXOR): Likewise.
371 (X86_TUNE_ACCUMULATE_OUTGOING_ARGS): Disable for Tremont.
372 (X86_TUNE_FOUR_JUMP_LIMIT): Likewise.
373 (X86_TUNE_OPT_AGU): Likewise.
374 (X86_TUNE_AVOID_LEA_FOR_ADDR): Likewise.
375 (X86_TUNE_AVOID_MEM_OPND_FOR_CMOVE): Likewise.
376 (X86_TUNE_EXPAND_ABS): Likewise.
377 (X86_TUNE_SPLIT_MEM_OPND_FOR_FP_CONVERTS): Likewise.
378 (X86_TUNE_SLOW_PSHUFB): Likewise.
380 2021-09-17 Eric Botcazou <ebotcazou@adacore.com>
382 PR rtl-optimization/102306
383 * combine.c (try_combine): Abort the combination if we are about to
384 duplicate volatile references.
386 2021-09-17 liuhongt <hongtao.liu@intel.com>
388 * config/i386/avx512fp16intrin.h (_mm_undefined_ph):
390 (_mm256_undefined_ph): Likewise.
391 (_mm512_undefined_ph): Likewise.
392 (_mm_cvtsh_h): Likewise.
393 (_mm256_cvtsh_h): Likewise.
394 (_mm512_cvtsh_h): Likewise.
395 (_mm512_castph_ps): Likewise.
396 (_mm512_castph_pd): Likewise.
397 (_mm512_castph_si512): Likewise.
398 (_mm512_castph512_ph128): Likewise.
399 (_mm512_castph512_ph256): Likewise.
400 (_mm512_castph128_ph512): Likewise.
401 (_mm512_castph256_ph512): Likewise.
402 (_mm512_zextph128_ph512): Likewise.
403 (_mm512_zextph256_ph512): Likewise.
404 (_mm512_castps_ph): Likewise.
405 (_mm512_castpd_ph): Likewise.
406 (_mm512_castsi512_ph): Likewise.
407 * config/i386/avx512fp16vlintrin.h (_mm_castph_ps):
409 (_mm256_castph_ps): Likewise.
410 (_mm_castph_pd): Likewise.
411 (_mm256_castph_pd): Likewise.
412 (_mm_castph_si128): Likewise.
413 (_mm256_castph_si256): Likewise.
414 (_mm_castps_ph): Likewise.
415 (_mm256_castps_ph): Likewise.
416 (_mm_castpd_ph): Likewise.
417 (_mm256_castpd_ph): Likewise.
418 (_mm_castsi128_ph): Likewise.
419 (_mm256_castsi256_ph): Likewise.
420 (_mm256_castph256_ph128): Likewise.
421 (_mm256_castph128_ph256): Likewise.
422 (_mm256_zextph128_ph256): Likewise.
424 2021-09-17 liuhongt <hongtao.liu@intel.com>
426 * config/i386/avx512fp16intrin.h (_mm_cvtsh_ss):
428 (_mm_mask_cvtsh_ss): Likewise.
429 (_mm_maskz_cvtsh_ss): Likewise.
430 (_mm_cvtsh_sd): Likewise.
431 (_mm_mask_cvtsh_sd): Likewise.
432 (_mm_maskz_cvtsh_sd): Likewise.
433 (_mm_cvt_roundsh_ss): Likewise.
434 (_mm_mask_cvt_roundsh_ss): Likewise.
435 (_mm_maskz_cvt_roundsh_ss): Likewise.
436 (_mm_cvt_roundsh_sd): Likewise.
437 (_mm_mask_cvt_roundsh_sd): Likewise.
438 (_mm_maskz_cvt_roundsh_sd): Likewise.
439 (_mm_cvtss_sh): Likewise.
440 (_mm_mask_cvtss_sh): Likewise.
441 (_mm_maskz_cvtss_sh): Likewise.
442 (_mm_cvtsd_sh): Likewise.
443 (_mm_mask_cvtsd_sh): Likewise.
444 (_mm_maskz_cvtsd_sh): Likewise.
445 (_mm_cvt_roundss_sh): Likewise.
446 (_mm_mask_cvt_roundss_sh): Likewise.
447 (_mm_maskz_cvt_roundss_sh): Likewise.
448 (_mm_cvt_roundsd_sh): Likewise.
449 (_mm_mask_cvt_roundsd_sh): Likewise.
450 (_mm_maskz_cvt_roundsd_sh): Likewise.
451 * config/i386/i386-builtin-types.def
452 (V8HF_FTYPE_V2DF_V8HF_V8HF_UQI_INT,
453 V8HF_FTYPE_V4SF_V8HF_V8HF_UQI_INT,
454 V2DF_FTYPE_V8HF_V2DF_V2DF_UQI_INT,
455 V4SF_FTYPE_V8HF_V4SF_V4SF_UQI_INT): Add new builtin types.
456 * config/i386/i386-builtin.def: Add corrresponding new builtins.
457 * config/i386/i386-expand.c: Handle new builtin types.
458 * config/i386/sse.md (VF48_128): New mode iterator.
459 (avx512fp16_vcvtsh2<ssescalarmodesuffix><mask_scalar_name><round_saeonly_scalar_name>):
461 (avx512fp16_vcvt<ssescalarmodesuffix>2sh<mask_scalar_name><round_scalar_name>):
464 2021-09-17 liuhongt <hongtao.liu@intel.com>
466 * config/i386/avx512fp16intrin.h (_mm512_cvtph_pd):
468 (_mm512_mask_cvtph_pd): Likewise.
469 (_mm512_maskz_cvtph_pd): Likewise.
470 (_mm512_cvt_roundph_pd): Likewise.
471 (_mm512_mask_cvt_roundph_pd): Likewise.
472 (_mm512_maskz_cvt_roundph_pd): Likewise.
473 (_mm512_cvtxph_ps): Likewise.
474 (_mm512_mask_cvtxph_ps): Likewise.
475 (_mm512_maskz_cvtxph_ps): Likewise.
476 (_mm512_cvtx_roundph_ps): Likewise.
477 (_mm512_mask_cvtx_roundph_ps): Likewise.
478 (_mm512_maskz_cvtx_roundph_ps): Likewise.
479 (_mm512_cvtxps_ph): Likewise.
480 (_mm512_mask_cvtxps_ph): Likewise.
481 (_mm512_maskz_cvtxps_ph): Likewise.
482 (_mm512_cvtx_roundps_ph): Likewise.
483 (_mm512_mask_cvtx_roundps_ph): Likewise.
484 (_mm512_maskz_cvtx_roundps_ph): Likewise.
485 (_mm512_cvtpd_ph): Likewise.
486 (_mm512_mask_cvtpd_ph): Likewise.
487 (_mm512_maskz_cvtpd_ph): Likewise.
488 (_mm512_cvt_roundpd_ph): Likewise.
489 (_mm512_mask_cvt_roundpd_ph): Likewise.
490 (_mm512_maskz_cvt_roundpd_ph): Likewise.
491 * config/i386/avx512fp16vlintrin.h (_mm_cvtph_pd):
493 (_mm_mask_cvtph_pd): Likewise.
494 (_mm_maskz_cvtph_pd): Likewise.
495 (_mm256_cvtph_pd): Likewise.
496 (_mm256_mask_cvtph_pd): Likewise.
497 (_mm256_maskz_cvtph_pd): Likewise.
498 (_mm_cvtxph_ps): Likewise.
499 (_mm_mask_cvtxph_ps): Likewise.
500 (_mm_maskz_cvtxph_ps): Likewise.
501 (_mm256_cvtxph_ps): Likewise.
502 (_mm256_mask_cvtxph_ps): Likewise.
503 (_mm256_maskz_cvtxph_ps): Likewise.
504 (_mm_cvtxps_ph): Likewise.
505 (_mm_mask_cvtxps_ph): Likewise.
506 (_mm_maskz_cvtxps_ph): Likewise.
507 (_mm256_cvtxps_ph): Likewise.
508 (_mm256_mask_cvtxps_ph): Likewise.
509 (_mm256_maskz_cvtxps_ph): Likewise.
510 (_mm_cvtpd_ph): Likewise.
511 (_mm_mask_cvtpd_ph): Likewise.
512 (_mm_maskz_cvtpd_ph): Likewise.
513 (_mm256_cvtpd_ph): Likewise.
514 (_mm256_mask_cvtpd_ph): Likewise.
515 (_mm256_maskz_cvtpd_ph): Likewise.
516 * config/i386/i386-builtin.def: Add corresponding new builtins.
517 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
518 * config/i386/i386-expand.c: Handle new builtin types.
520 (VF4_128_8_256): New.
521 (VF48H_AVX512VL): Ditto.
522 (ssePHmode): Add HF vector modes.
523 (castmode): Add new convertable modes.
526 (avx512fp16_vcvt<castmode>2ph_<mode><mask_name><round_name>): Ditto.
527 (avx512fp16_vcvt<castmode>2ph_<mode>): Ditto.
528 (*avx512fp16_vcvt<castmode>2ph_<mode>): Ditto.
529 (avx512fp16_vcvt<castmode>2ph_<mode>_mask): Ditto.
530 (*avx512fp16_vcvt<castmode>2ph_<mode>_mask): Ditto.
531 (*avx512fp16_vcvt<castmode>2ph_<mode>_mask_1): Ditto.
532 (avx512fp16_float_extend_ph<mode>2<mask_name><round_saeonly_name>):
534 (avx512fp16_float_extend_ph<mode>2<mask_name>): Ditto.
535 (*avx512fp16_float_extend_ph<mode>2_load<mask_name>): Ditto.
536 (avx512fp16_float_extend_phv2df2<mask_name>): Ditto.
537 (*avx512fp16_float_extend_phv2df2_load<mask_name>): Ditto.
539 2021-09-17 liuhongt <hongtao.liu@intel.com>
541 * config/i386/avx512fp16intrin.h (_mm_cvttsh_i32):
543 (_mm_cvttsh_u32): Likewise.
544 (_mm_cvtt_roundsh_i32): Likewise.
545 (_mm_cvtt_roundsh_u32): Likewise.
546 (_mm_cvttsh_i64): Likewise.
547 (_mm_cvttsh_u64): Likewise.
548 (_mm_cvtt_roundsh_i64): Likewise.
549 (_mm_cvtt_roundsh_u64): Likewise.
550 * config/i386/i386-builtin.def: Add corresponding new builtins.
552 (avx512fp16_fix<fixunssuffix>_trunc<mode>2<round_saeonly_name>):
555 2021-09-17 liuhongt <hongtao.liu@intel.com>
557 * config/i386/avx512fp16intrin.h (_mm512_cvttph_epi32):
559 (_mm512_mask_cvttph_epi32): Likewise.
560 (_mm512_maskz_cvttph_epi32): Likewise.
561 (_mm512_cvtt_roundph_epi32): Likewise.
562 (_mm512_mask_cvtt_roundph_epi32): Likewise.
563 (_mm512_maskz_cvtt_roundph_epi32): Likewise.
564 (_mm512_cvttph_epu32): Likewise.
565 (_mm512_mask_cvttph_epu32): Likewise.
566 (_mm512_maskz_cvttph_epu32): Likewise.
567 (_mm512_cvtt_roundph_epu32): Likewise.
568 (_mm512_mask_cvtt_roundph_epu32): Likewise.
569 (_mm512_maskz_cvtt_roundph_epu32): Likewise.
570 (_mm512_cvttph_epi64): Likewise.
571 (_mm512_mask_cvttph_epi64): Likewise.
572 (_mm512_maskz_cvttph_epi64): Likewise.
573 (_mm512_cvtt_roundph_epi64): Likewise.
574 (_mm512_mask_cvtt_roundph_epi64): Likewise.
575 (_mm512_maskz_cvtt_roundph_epi64): Likewise.
576 (_mm512_cvttph_epu64): Likewise.
577 (_mm512_mask_cvttph_epu64): Likewise.
578 (_mm512_maskz_cvttph_epu64): Likewise.
579 (_mm512_cvtt_roundph_epu64): Likewise.
580 (_mm512_mask_cvtt_roundph_epu64): Likewise.
581 (_mm512_maskz_cvtt_roundph_epu64): Likewise.
582 (_mm512_cvttph_epi16): Likewise.
583 (_mm512_mask_cvttph_epi16): Likewise.
584 (_mm512_maskz_cvttph_epi16): Likewise.
585 (_mm512_cvtt_roundph_epi16): Likewise.
586 (_mm512_mask_cvtt_roundph_epi16): Likewise.
587 (_mm512_maskz_cvtt_roundph_epi16): Likewise.
588 (_mm512_cvttph_epu16): Likewise.
589 (_mm512_mask_cvttph_epu16): Likewise.
590 (_mm512_maskz_cvttph_epu16): Likewise.
591 (_mm512_cvtt_roundph_epu16): Likewise.
592 (_mm512_mask_cvtt_roundph_epu16): Likewise.
593 (_mm512_maskz_cvtt_roundph_epu16): Likewise.
594 * config/i386/avx512fp16vlintrin.h (_mm_cvttph_epi32):
596 (_mm_mask_cvttph_epi32): Likewise.
597 (_mm_maskz_cvttph_epi32): Likewise.
598 (_mm256_cvttph_epi32): Likewise.
599 (_mm256_mask_cvttph_epi32): Likewise.
600 (_mm256_maskz_cvttph_epi32): Likewise.
601 (_mm_cvttph_epu32): Likewise.
602 (_mm_mask_cvttph_epu32): Likewise.
603 (_mm_maskz_cvttph_epu32): Likewise.
604 (_mm256_cvttph_epu32): Likewise.
605 (_mm256_mask_cvttph_epu32): Likewise.
606 (_mm256_maskz_cvttph_epu32): Likewise.
607 (_mm_cvttph_epi64): Likewise.
608 (_mm_mask_cvttph_epi64): Likewise.
609 (_mm_maskz_cvttph_epi64): Likewise.
610 (_mm256_cvttph_epi64): Likewise.
611 (_mm256_mask_cvttph_epi64): Likewise.
612 (_mm256_maskz_cvttph_epi64): Likewise.
613 (_mm_cvttph_epu64): Likewise.
614 (_mm_mask_cvttph_epu64): Likewise.
615 (_mm_maskz_cvttph_epu64): Likewise.
616 (_mm256_cvttph_epu64): Likewise.
617 (_mm256_mask_cvttph_epu64): Likewise.
618 (_mm256_maskz_cvttph_epu64): Likewise.
619 (_mm_cvttph_epi16): Likewise.
620 (_mm_mask_cvttph_epi16): Likewise.
621 (_mm_maskz_cvttph_epi16): Likewise.
622 (_mm256_cvttph_epi16): Likewise.
623 (_mm256_mask_cvttph_epi16): Likewise.
624 (_mm256_maskz_cvttph_epi16): Likewise.
625 (_mm_cvttph_epu16): Likewise.
626 (_mm_mask_cvttph_epu16): Likewise.
627 (_mm_maskz_cvttph_epu16): Likewise.
628 (_mm256_cvttph_epu16): Likewise.
629 (_mm256_mask_cvttph_epu16): Likewise.
630 (_mm256_maskz_cvttph_epu16): Likewise.
631 * config/i386/i386-builtin.def: Add new builtins.
633 (avx512fp16_fix<fixunssuffix>_trunc<mode>2<mask_name><round_saeonly_name>):
635 (avx512fp16_fix<fixunssuffix>_trunc<mode>2<mask_name>): Ditto.
636 (*avx512fp16_fix<fixunssuffix>_trunc<mode>2_load<mask_name>): Ditto.
637 (avx512fp16_fix<fixunssuffix>_truncv2di2<mask_name>): Ditto.
638 (avx512fp16_fix<fixunssuffix>_truncv2di2_load<mask_name>): Ditto.
640 2021-09-17 liuhongt <hongtao.liu@intel.com>
642 * config/i386/avx512fp16intrin.h (_mm_cvtsh_i32): New intrinsic.
643 (_mm_cvtsh_u32): Likewise.
644 (_mm_cvt_roundsh_i32): Likewise.
645 (_mm_cvt_roundsh_u32): Likewise.
646 (_mm_cvtsh_i64): Likewise.
647 (_mm_cvtsh_u64): Likewise.
648 (_mm_cvt_roundsh_i64): Likewise.
649 (_mm_cvt_roundsh_u64): Likewise.
650 (_mm_cvti32_sh): Likewise.
651 (_mm_cvtu32_sh): Likewise.
652 (_mm_cvt_roundi32_sh): Likewise.
653 (_mm_cvt_roundu32_sh): Likewise.
654 (_mm_cvti64_sh): Likewise.
655 (_mm_cvtu64_sh): Likewise.
656 (_mm_cvt_roundi64_sh): Likewise.
657 (_mm_cvt_roundu64_sh): Likewise.
658 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
659 * config/i386/i386-builtin.def: Add corresponding new builtins.
660 * config/i386/i386-expand.c (ix86_expand_round_builtin):
661 Handle new builtin types.
663 (avx512fp16_vcvtsh2<sseintconvertsignprefix>si<rex64namesuffix><round_name>):
665 (avx512fp16_vcvtsh2<sseintconvertsignprefix>si<rex64namesuffix>_2): Likewise.
666 (avx512fp16_vcvt<floatsuffix>si2sh<rex64namesuffix><round_name>): Likewise.
668 2021-09-16 Bill Schmidt <wschmidt@linux.ibm.com>
670 * config/rs6000/rs6000-c.c (rs6000-builtins.h): New include.
671 (altivec_resolve_new_overloaded_builtin): New forward decl.
672 (rs6000_new_builtin_type_compatible): New function.
673 (altivec_resolve_overloaded_builtin): Call
674 altivec_resolve_new_overloaded_builtin.
675 (altivec_build_new_resolved_builtin): New function.
676 (altivec_resolve_new_overloaded_builtin): Likewise.
677 * config/rs6000/rs6000-call.c (rs6000_new_builtin_is_supported):
679 * config/rs6000/rs6000-gen-builtins.c (write_decls): Remove _p from
680 name of rs6000_new_builtin_is_supported.
682 2021-09-16 Uroš Bizjak <ubizjak@gmail.com>
684 * config/i386/i386-protos.h (ix86_decompose_address):
685 Change return type to bool.
686 * config/i386/i386.c (ix86_decompose_address): Ditto.
688 2021-09-16 Tobias Burnus <tobias@codesourcery.com>
691 * config/rs6000/t-rs6000 (build/rs6000-gen-builtins.o, build/rbtree.o):
692 Added 'build/' to target, use build/%.o rule.
693 (build/rs6000-gen-builtins$(build_exeext)): Add 'build/' and
694 '$(build_exeext)' to target and 'build/' for the *.o files.
695 (rs6000-builtins.c): Update for those changes; run rs6000-gen-builtins
698 2021-09-16 Martin Jambor <mjambor@suse.cz>
700 * cgraph.c (cgraph_node::dump): Do not check caller count sums if
701 the body has been removed. Remove trailing whitespace.
703 2021-09-16 Richard Biener <rguenther@suse.de>
706 * internal-fn.c (expand_DEFERRED_INIT): Make pattern-init
707 of non-memory more robust.
709 2021-09-16 Daniel Cederman <cederman@gaisler.com>
711 * config/sparc/sparc-opts.h (enum sparc_processor_type): Add LEON5
712 * config/sparc/sparc.c (struct processor_costs): Add LEON5 costs
713 (leon5_adjust_cost): Increase cost of store with data dependency
714 on ALU instruction and FPU anti-dependencies.
715 (sparc_option_override): Add LEON5 costs
716 (sparc_adjust_cost): Add LEON5 cost adjustments
717 * config/sparc/sparc.h: Add LEON5
718 * config/sparc/sparc.md: Include LEON5 scheduling information
719 * config/sparc/sparc.opt: Add LEON5
720 * doc/invoke.texi: Add LEON5
721 * config/sparc/leon5.md: New file.
723 2021-09-16 Daniel Cederman <cederman@gaisler.com>
725 * config/sparc/sparc.md (stack_protect_set32): Add NOP to prevent
726 sensitive sequence for B2BST errata workaround.
728 2021-09-16 Daniel Cederman <cederman@gaisler.com>
730 * config/sparc/sparc.c (sparc_do_work_around_errata): Do not begin
731 functions with atomic instruction in the UT700 errata workaround.
733 2021-09-16 Daniel Cederman <cederman@gaisler.com>
735 * config/sparc/sparc.c (next_active_non_empty_insn): New function
736 that returns next active non empty assembly instruction.
737 (sparc_do_work_around_errata): Use new function.
739 2021-09-16 Daniel Cederman <cederman@gaisler.com>
741 * config/sparc/sparc.c (store_insn_p): Add predicate for store
743 (load_insn_p): Add predicate for load attributes.
744 (sparc_do_work_around_errata): Use new predicates.
746 2021-09-16 Andreas Larsson <andreas@gaisler.com>
748 * config/sparc/sparc.c (dump_target_flag_bits): Print bit names for
751 2021-09-16 Martin Liska <mliska@suse.cz>
753 * config/mips/netbsd.h: Fix typo in name of a macro.
755 2021-09-16 liuhongt <hongtao.liu@intel.com>
758 * match.pd: Check mask type when doing cond_op related gimple
760 * tree.c (is_truth_type_for): New function.
761 * tree.h (is_truth_type_for): New declaration.
763 2021-09-16 liuhongt <hongtao.liu@intel.com>
765 * config/i386/avx512fp16intrin.h (_mm512_cvtepi32_ph): New
767 (_mm512_mask_cvtepi32_ph): Likewise.
768 (_mm512_maskz_cvtepi32_ph): Likewise.
769 (_mm512_cvt_roundepi32_ph): Likewise.
770 (_mm512_mask_cvt_roundepi32_ph): Likewise.
771 (_mm512_maskz_cvt_roundepi32_ph): Likewise.
772 (_mm512_cvtepu32_ph): Likewise.
773 (_mm512_mask_cvtepu32_ph): Likewise.
774 (_mm512_maskz_cvtepu32_ph): Likewise.
775 (_mm512_cvt_roundepu32_ph): Likewise.
776 (_mm512_mask_cvt_roundepu32_ph): Likewise.
777 (_mm512_maskz_cvt_roundepu32_ph): Likewise.
778 (_mm512_cvtepi64_ph): Likewise.
779 (_mm512_mask_cvtepi64_ph): Likewise.
780 (_mm512_maskz_cvtepi64_ph): Likewise.
781 (_mm512_cvt_roundepi64_ph): Likewise.
782 (_mm512_mask_cvt_roundepi64_ph): Likewise.
783 (_mm512_maskz_cvt_roundepi64_ph): Likewise.
784 (_mm512_cvtepu64_ph): Likewise.
785 (_mm512_mask_cvtepu64_ph): Likewise.
786 (_mm512_maskz_cvtepu64_ph): Likewise.
787 (_mm512_cvt_roundepu64_ph): Likewise.
788 (_mm512_mask_cvt_roundepu64_ph): Likewise.
789 (_mm512_maskz_cvt_roundepu64_ph): Likewise.
790 (_mm512_cvtepi16_ph): Likewise.
791 (_mm512_mask_cvtepi16_ph): Likewise.
792 (_mm512_maskz_cvtepi16_ph): Likewise.
793 (_mm512_cvt_roundepi16_ph): Likewise.
794 (_mm512_mask_cvt_roundepi16_ph): Likewise.
795 (_mm512_maskz_cvt_roundepi16_ph): Likewise.
796 (_mm512_cvtepu16_ph): Likewise.
797 (_mm512_mask_cvtepu16_ph): Likewise.
798 (_mm512_maskz_cvtepu16_ph): Likewise.
799 (_mm512_cvt_roundepu16_ph): Likewise.
800 (_mm512_mask_cvt_roundepu16_ph): Likewise.
801 (_mm512_maskz_cvt_roundepu16_ph): Likewise.
802 * config/i386/avx512fp16vlintrin.h (_mm_cvtepi32_ph): New
804 (_mm_mask_cvtepi32_ph): Likewise.
805 (_mm_maskz_cvtepi32_ph): Likewise.
806 (_mm256_cvtepi32_ph): Likewise.
807 (_mm256_mask_cvtepi32_ph): Likewise.
808 (_mm256_maskz_cvtepi32_ph): Likewise.
809 (_mm_cvtepu32_ph): Likewise.
810 (_mm_mask_cvtepu32_ph): Likewise.
811 (_mm_maskz_cvtepu32_ph): Likewise.
812 (_mm256_cvtepu32_ph): Likewise.
813 (_mm256_mask_cvtepu32_ph): Likewise.
814 (_mm256_maskz_cvtepu32_ph): Likewise.
815 (_mm_cvtepi64_ph): Likewise.
816 (_mm_mask_cvtepi64_ph): Likewise.
817 (_mm_maskz_cvtepi64_ph): Likewise.
818 (_mm256_cvtepi64_ph): Likewise.
819 (_mm256_mask_cvtepi64_ph): Likewise.
820 (_mm256_maskz_cvtepi64_ph): Likewise.
821 (_mm_cvtepu64_ph): Likewise.
822 (_mm_mask_cvtepu64_ph): Likewise.
823 (_mm_maskz_cvtepu64_ph): Likewise.
824 (_mm256_cvtepu64_ph): Likewise.
825 (_mm256_mask_cvtepu64_ph): Likewise.
826 (_mm256_maskz_cvtepu64_ph): Likewise.
827 (_mm_cvtepi16_ph): Likewise.
828 (_mm_mask_cvtepi16_ph): Likewise.
829 (_mm_maskz_cvtepi16_ph): Likewise.
830 (_mm256_cvtepi16_ph): Likewise.
831 (_mm256_mask_cvtepi16_ph): Likewise.
832 (_mm256_maskz_cvtepi16_ph): Likewise.
833 (_mm_cvtepu16_ph): Likewise.
834 (_mm_mask_cvtepu16_ph): Likewise.
835 (_mm_maskz_cvtepu16_ph): Likewise.
836 (_mm256_cvtepu16_ph): Likewise.
837 (_mm256_mask_cvtepu16_ph): Likewise.
838 (_mm256_maskz_cvtepu16_ph): Likewise.
839 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
840 * config/i386/i386-builtin.def: Add corresponding new builtins.
841 * config/i386/i386-expand.c
842 (ix86_expand_args_builtin): Handle new builtin types.
843 (ix86_expand_round_builtin): Ditto.
844 * config/i386/i386-modes.def: Declare V2HF and V6HF.
845 * config/i386/sse.md (VI2H_AVX512VL): New.
847 (sseintvecmode): Add HF vector modes.
848 (avx512fp16_vcvt<floatsuffix><sseintconvert>2ph_<mode><mask_name><round_name>):
850 (avx512fp16_vcvt<floatsuffix><sseintconvert>2ph_<mode>): Ditto.
851 (*avx512fp16_vcvt<floatsuffix><sseintconvert>2ph_<mode>): Ditto.
852 (avx512fp16_vcvt<floatsuffix><sseintconvert>2ph_<mode>_mask): Ditto.
853 (*avx512fp16_vcvt<floatsuffix><sseintconvert>2ph_<mode>_mask): Ditto.
854 (*avx512fp16_vcvt<floatsuffix><sseintconvert>2ph_<mode>_mask_1): Ditto.
855 (avx512fp16_vcvt<floatsuffix>qq2ph_v2di): Ditto.
856 (*avx512fp16_vcvt<floatsuffix>qq2ph_v2di): Ditto.
857 (avx512fp16_vcvt<floatsuffix>qq2ph_v2di_mask): Ditto.
858 (*avx512fp16_vcvt<floatsuffix>qq2ph_v2di_mask): Ditto.
859 (*avx512fp16_vcvt<floatsuffix>qq2ph_v2di_mask_1): Ditto.
860 * config/i386/subst.md (round_qq2phsuff): New subst_attr.
862 2021-09-16 liuhongt <hongtao.liu@intel.com>
864 * config/i386/avx512fp16intrin.h (_mm512_cvtph_epi32):
866 (_mm512_mask_cvtph_epi32): Likewise.
867 (_mm512_maskz_cvtph_epi32): Likewise.
868 (_mm512_cvt_roundph_epi32): Likewise.
869 (_mm512_mask_cvt_roundph_epi32): Likewise.
870 (_mm512_maskz_cvt_roundph_epi32): Likewise.
871 (_mm512_cvtph_epu32): Likewise.
872 (_mm512_mask_cvtph_epu32): Likewise.
873 (_mm512_maskz_cvtph_epu32): Likewise.
874 (_mm512_cvt_roundph_epu32): Likewise.
875 (_mm512_mask_cvt_roundph_epu32): Likewise.
876 (_mm512_maskz_cvt_roundph_epu32): Likewise.
877 (_mm512_cvtph_epi64): Likewise.
878 (_mm512_mask_cvtph_epi64): Likewise.
879 (_mm512_maskz_cvtph_epi64): Likewise.
880 (_mm512_cvt_roundph_epi64): Likewise.
881 (_mm512_mask_cvt_roundph_epi64): Likewise.
882 (_mm512_maskz_cvt_roundph_epi64): Likewise.
883 (_mm512_cvtph_epu64): Likewise.
884 (_mm512_mask_cvtph_epu64): Likewise.
885 (_mm512_maskz_cvtph_epu64): Likewise.
886 (_mm512_cvt_roundph_epu64): Likewise.
887 (_mm512_mask_cvt_roundph_epu64): Likewise.
888 (_mm512_maskz_cvt_roundph_epu64): Likewise.
889 (_mm512_cvtph_epi16): Likewise.
890 (_mm512_mask_cvtph_epi16): Likewise.
891 (_mm512_maskz_cvtph_epi16): Likewise.
892 (_mm512_cvt_roundph_epi16): Likewise.
893 (_mm512_mask_cvt_roundph_epi16): Likewise.
894 (_mm512_maskz_cvt_roundph_epi16): Likewise.
895 (_mm512_cvtph_epu16): Likewise.
896 (_mm512_mask_cvtph_epu16): Likewise.
897 (_mm512_maskz_cvtph_epu16): Likewise.
898 (_mm512_cvt_roundph_epu16): Likewise.
899 (_mm512_mask_cvt_roundph_epu16): Likewise.
900 (_mm512_maskz_cvt_roundph_epu16): Likewise.
901 * config/i386/avx512fp16vlintrin.h (_mm_cvtph_epi32):
903 (_mm_mask_cvtph_epi32): Likewise.
904 (_mm_maskz_cvtph_epi32): Likewise.
905 (_mm256_cvtph_epi32): Likewise.
906 (_mm256_mask_cvtph_epi32): Likewise.
907 (_mm256_maskz_cvtph_epi32): Likewise.
908 (_mm_cvtph_epu32): Likewise.
909 (_mm_mask_cvtph_epu32): Likewise.
910 (_mm_maskz_cvtph_epu32): Likewise.
911 (_mm256_cvtph_epu32): Likewise.
912 (_mm256_mask_cvtph_epu32): Likewise.
913 (_mm256_maskz_cvtph_epu32): Likewise.
914 (_mm_cvtph_epi64): Likewise.
915 (_mm_mask_cvtph_epi64): Likewise.
916 (_mm_maskz_cvtph_epi64): Likewise.
917 (_mm256_cvtph_epi64): Likewise.
918 (_mm256_mask_cvtph_epi64): Likewise.
919 (_mm256_maskz_cvtph_epi64): Likewise.
920 (_mm_cvtph_epu64): Likewise.
921 (_mm_mask_cvtph_epu64): Likewise.
922 (_mm_maskz_cvtph_epu64): Likewise.
923 (_mm256_cvtph_epu64): Likewise.
924 (_mm256_mask_cvtph_epu64): Likewise.
925 (_mm256_maskz_cvtph_epu64): Likewise.
926 (_mm_cvtph_epi16): Likewise.
927 (_mm_mask_cvtph_epi16): Likewise.
928 (_mm_maskz_cvtph_epi16): Likewise.
929 (_mm256_cvtph_epi16): Likewise.
930 (_mm256_mask_cvtph_epi16): Likewise.
931 (_mm256_maskz_cvtph_epi16): Likewise.
932 (_mm_cvtph_epu16): Likewise.
933 (_mm_mask_cvtph_epu16): Likewise.
934 (_mm_maskz_cvtph_epu16): Likewise.
935 (_mm256_cvtph_epu16): Likewise.
936 (_mm256_mask_cvtph_epu16): Likewise.
937 (_mm256_maskz_cvtph_epu16): Likewise.
938 * config/i386/i386-builtin-types.def: Add new builtin types.
939 * config/i386/i386-builtin.def: Add new builtins.
940 * config/i386/i386-expand.c
941 (ix86_expand_args_builtin): Handle new builtin types.
942 (ix86_expand_round_builtin): Ditto.
943 * config/i386/sse.md (sseintconvert): New.
945 (UNSPEC_US_FIX_NOTRUNC): Ditto.
946 (sseintconvertsignprefix): Ditto.
947 (avx512fp16_vcvtph2<sseintconvertsignprefix><sseintconvert>_<mode><mask_name><round_name>):
950 2021-09-16 liuhongt <hongtao.liu@intel.com>
952 * config/i386/avx512fp16intrin.h: (_mm_cvtsi16_si128):
954 (_mm_cvtsi128_si16): Likewise.
955 (_mm_mask_load_sh): Likewise.
956 (_mm_maskz_load_sh): Likewise.
957 (_mm_mask_store_sh): Likewise.
958 (_mm_move_sh): Likewise.
959 (_mm_mask_move_sh): Likewise.
960 (_mm_maskz_move_sh): Likewise.
961 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
962 * config/i386/i386-builtin.def: Add corresponding new builtins.
963 * config/i386/i386-expand.c
964 (ix86_expand_special_args_builtin): Handle new builtin types.
965 (ix86_expand_vector_init_one_nonzero): Adjust for FP16 target.
966 * config/i386/sse.md (VI2F): New mode iterator.
967 (vec_set<mode>_0): Use new mode iterator.
968 (avx512f_mov<ssescalarmodelower>_mask): Adjust for HF vector mode.
969 (avx512f_store<mode>_mask): Ditto.
971 2021-09-16 Kewen Lin <linkw@linux.ibm.com>
973 * config/rs6000/rs6000.opt (-mtoc-fusion): Remove.
975 2021-09-15 David Edelsohn <dje.gcc@gmail.com>
977 * config/rs6000/rs6000.c (rs6000_xcoff_encode_section_info):
978 Proceed if no symbol summary or the symbol alias flag is false.
980 2021-09-15 Jakub Jelinek <jakub@redhat.com>
984 * varasm.c (output_constructor_regular_field): Instead of assertion
985 that array_size_for_constructor result is equal to size of
986 TREE_TYPE (local->val) in bytes, assert that the type size is greater
987 or equal to array_size_for_constructor result and use type size as
990 2021-09-15 Martin Liska <mliska@suse.cz>
993 * config/i386/vxworks.h: Use new macro TARGET_CPU_P.
995 2021-09-15 Martin Liska <mliska@suse.cz>
998 * config/rs6000/rs6000.c (rs6000_xcoff_encode_section_info):
999 Check that we have a symbol summary for a symbol.
1001 2021-09-15 Richard Biener <rguenther@suse.de>
1004 * config/rs6000/lynx.h: Remove undef of PREFERRED_DEBUGGING_TYPE
1005 to inherit from elfos.h
1007 2021-09-15 liuhongt <hongtao.liu@intel.com>
1010 * config/i386/i386-expand.c
1011 (ix86_expand_vector_init_interleave): Use puncklwd to pack 2
1013 (ix86_expand_vector_set): Use blendw instead of pinsrw.
1014 * config/i386/i386.c (ix86_can_change_mode_class): Adjust for
1015 AVX512FP16 which supports 16bit vector load.
1016 * config/i386/sse.md (avx512bw_interleave_highv32hi<mask_name>):
1018 (avx512bw_interleave_high<mode><mask_name>): .. this, and
1019 extend to V32HFmode.
1020 (avx2_interleave_highv16hi<mask_name>): Rename to ..
1021 (avx2_interleave_high<mode><mask_name>): .. this, and extend
1023 (vec_interleave_highv8hi<mask_name>): Rename to ..
1024 (vec_interleave_high<mode><mask_name>): .. this, and extend to V8HFmode.
1025 (<mask_codefor>avx512bw_interleave_lowv32hi<mask_name>):
1027 (<mask_codefor>avx512bw_interleave_low<mode><mask_name>):
1028 this, and extend to V32HFmode.
1029 (avx2_interleave_lowv16hi<mask_name>): Rename to ..
1030 (avx2_interleave_low<mode><mask_name>): .. this, and extend to V16HFmode.
1031 (vec_interleave_lowv8hi<mask_name>): Rename to ..
1032 (vec_interleave_low<mode><mask_name>): .. this, and extend to V8HFmode.
1033 (sse4_1_pblendw): Rename to ..
1034 (sse4_1_pblend<blendsuf>): .. this, and extend to V8HFmode.
1035 (avx2_pblendph): New define_expand.
1036 (<sse2p4_1>_pinsr<ssemodesuffix>): Refactor, use
1037 sseintmodesuffix instead of ssemodesuffix.
1038 (blendsuf): New mode attr.
1040 2021-09-15 Richard Biener <rguenther@suse.de>
1042 * tree-vectorizer.h (dr_misalignment): Move out of line.
1043 (dr_target_alignment): New.
1044 (DR_TARGET_ALIGNMENT): Wrap dr_target_alignment.
1045 (set_dr_target_alignment): New.
1046 (SET_DR_TARGET_ALIGNMENT): Wrap set_dr_target_alignment.
1047 * tree-vect-data-refs.c (dr_misalignment): Compute and
1048 return the group members misalignment.
1049 (vect_compute_data_ref_alignment): Use SET_DR_TARGET_ALIGNMENT.
1050 (vect_analyze_data_refs_alignment): Compute alignment only
1051 for the first element of a DR group.
1052 (vect_slp_analyze_node_alignment): Likewise.
1054 2021-09-15 Hongyu Wang <hongyu.wang@intel.com>
1056 * config/i386/avx512fp16intrin.h: Adjust all builtin calls.
1057 * config/i386/avx512fp16vlintrin.h: Likewise.
1058 * config/i386/i386-builtin.def: Adjust builtin name and
1059 enumeration to match AVX512F style.
1061 2021-09-15 Richard Biener <rguenther@suse.de>
1063 PR tree-optimization/102318
1064 * tree-vect-loop.c (vect_transform_cycle_phi): Revert
1065 previous change and do the mode conversion separately from
1066 the sign conversion.
1068 2021-09-15 Hongtao Liu <hongtao.liu@intel.com>
1069 Peter Cordes <peter@cordes.ca>
1072 * config/i386/sse.md (extract_suf): Add V8SF/V8SI/V4DF/V4DI.
1073 (*vec_extract<mode><ssescalarmodelower>_valign): Output
1074 vextract{i,f}{32x4,64x2} instruction when byte_offset % 16 ==
1077 2021-09-15 Richard Biener <rguenther@suse.de>
1079 * config.gcc: Remove vax-*-openbsd* configuration.
1081 2021-09-15 Richard Biener <rguenther@suse.de>
1083 * config.gcc: Remove m68k-openbsd.
1085 2021-09-15 Max Filippov <jcmvbkbc@gmail.com>
1088 * config/xtensa/t-xtensa (TM_H): Add include/xtensa-config.h.
1090 2021-09-14 Peter Bergner <bergner@linux.ibm.com>
1092 * config/rs6000/mma.md (unspec): Delete UNSPEC_MMA_XXSETACCZ.
1093 (unspecv): Add UNSPECV_MMA_XXSETACCZ.
1094 (*mma_xxsetaccz): Delete.
1095 (mma_xxsetaccz): Change to define_insn. Remove operand 1.
1096 Use UNSPECV_MMA_XXSETACCZ. Update comment.
1097 * config/rs6000/rs6000.c (rs6000_rtx_costs): Use UNSPECV_MMA_XXSETACCZ.
1099 2021-09-14 Iain Sandoe <iain@sandoe.co.uk>
1101 * Makefile.in: Remove variables related to applying no-PIE
1102 to the exes on $build.
1103 * configure: Regenerate.
1104 * configure.ac: Remove configuration related to applying
1105 no-PIE to the exes on $build.
1107 2021-09-14 Claudiu Zissulescu <claziss@synopsys.com>
1109 * config/arc/arc.md (doloop_end): Add missing mode.
1110 (loop_end): Likewise.
1112 2021-09-14 Jakub Jelinek <jakub@redhat.com>
1114 * gimplify.c (goa_stabilize_expr): Add depth argument, propagate
1115 it to recursive calls, for depth above 7 just gimplify or return.
1116 Perform a test even for MODIFY_EXPR, ADDR_EXPR, COMPOUND_EXPR with
1117 __builtin_clear_padding and TARGET_EXPR.
1118 (gimplify_omp_atomic): Adjust goa_stabilize_expr callers.
1120 2021-09-14 liuhongt <hongtao.liu@intel.com>
1122 * config/i386/avx512fp16intrin.h (_mm_fpclass_sh_mask):
1124 (_mm_mask_fpclass_sh_mask): Likewise.
1125 (_mm512_mask_fpclass_ph_mask): Likewise.
1126 (_mm512_fpclass_ph_mask): Likewise.
1127 (_mm_getexp_sh): Likewise.
1128 (_mm_mask_getexp_sh): Likewise.
1129 (_mm_maskz_getexp_sh): Likewise.
1130 (_mm512_getexp_ph): Likewise.
1131 (_mm512_mask_getexp_ph): Likewise.
1132 (_mm512_maskz_getexp_ph): Likewise.
1133 (_mm_getexp_round_sh): Likewise.
1134 (_mm_mask_getexp_round_sh): Likewise.
1135 (_mm_maskz_getexp_round_sh): Likewise.
1136 (_mm512_getexp_round_ph): Likewise.
1137 (_mm512_mask_getexp_round_ph): Likewise.
1138 (_mm512_maskz_getexp_round_ph): Likewise.
1139 (_mm_getmant_sh): Likewise.
1140 (_mm_mask_getmant_sh): Likewise.
1141 (_mm_maskz_getmant_sh): Likewise.
1142 (_mm512_getmant_ph): Likewise.
1143 (_mm512_mask_getmant_ph): Likewise.
1144 (_mm512_maskz_getmant_ph): Likewise.
1145 (_mm_getmant_round_sh): Likewise.
1146 (_mm_mask_getmant_round_sh): Likewise.
1147 (_mm_maskz_getmant_round_sh): Likewise.
1148 (_mm512_getmant_round_ph): Likewise.
1149 (_mm512_mask_getmant_round_ph): Likewise.
1150 (_mm512_maskz_getmant_round_ph): Likewise.
1151 * config/i386/avx512fp16vlintrin.h (_mm_mask_fpclass_ph_mask):
1153 (_mm_fpclass_ph_mask): Likewise.
1154 (_mm256_mask_fpclass_ph_mask): Likewise.
1155 (_mm256_fpclass_ph_mask): Likewise.
1156 (_mm256_getexp_ph): Likewise.
1157 (_mm256_mask_getexp_ph): Likewise.
1158 (_mm256_maskz_getexp_ph): Likewise.
1159 (_mm_getexp_ph): Likewise.
1160 (_mm_mask_getexp_ph): Likewise.
1161 (_mm_maskz_getexp_ph): Likewise.
1162 (_mm256_getmant_ph): Likewise.
1163 (_mm256_mask_getmant_ph): Likewise.
1164 (_mm256_maskz_getmant_ph): Likewise.
1165 (_mm_getmant_ph): Likewise.
1166 (_mm_mask_getmant_ph): Likewise.
1167 (_mm_maskz_getmant_ph): Likewise.
1168 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
1169 * config/i386/i386-builtin.def: Add corresponding new builtins.
1170 * config/i386/i386-expand.c
1171 (ix86_expand_args_builtin): Handle new builtin types.
1172 (ix86_expand_round_builtin): Ditto.
1173 * config/i386/sse.md (vecmemsuffix): Add HF vector modes.
1174 (<avx512>_getexp<mode><mask_name><round_saeonly_name>): Adjust
1175 to support HF vector modes.
1176 (avx512f_sgetexp<mode><mask_scalar_name><round_saeonly_scalar_name):
1178 (avx512dq_fpclass<mode><mask_scalar_merge_name>): Ditto.
1179 (avx512dq_vmfpclass<mode><mask_scalar_merge_name>): Ditto.
1180 (<avx512>_getmant<mode><mask_name><round_saeonly_name>): Ditto.
1181 (avx512f_vgetmant<mode><mask_scalar_name><round_saeonly_scalar_name>):
1184 2021-09-14 liuhongt <hongtao.liu@intel.com>
1186 * config/i386/avx512fp16intrin.h (_mm512_reduce_ph):
1188 (_mm512_mask_reduce_ph): Likewise.
1189 (_mm512_maskz_reduce_ph): Likewise.
1190 (_mm512_reduce_round_ph): Likewise.
1191 (_mm512_mask_reduce_round_ph): Likewise.
1192 (_mm512_maskz_reduce_round_ph): Likewise.
1193 (_mm_reduce_sh): Likewise.
1194 (_mm_mask_reduce_sh): Likewise.
1195 (_mm_maskz_reduce_sh): Likewise.
1196 (_mm_reduce_round_sh): Likewise.
1197 (_mm_mask_reduce_round_sh): Likewise.
1198 (_mm_maskz_reduce_round_sh): Likewise.
1199 (_mm512_roundscale_ph): Likewise.
1200 (_mm512_mask_roundscale_ph): Likewise.
1201 (_mm512_maskz_roundscale_ph): Likewise.
1202 (_mm512_roundscale_round_ph): Likewise.
1203 (_mm512_mask_roundscale_round_ph): Likewise.
1204 (_mm512_maskz_roundscale_round_ph): Likewise.
1205 (_mm_roundscale_sh): Likewise.
1206 (_mm_mask_roundscale_sh): Likewise.
1207 (_mm_maskz_roundscale_sh): Likewise.
1208 (_mm_roundscale_round_sh): Likewise.
1209 (_mm_mask_roundscale_round_sh): Likewise.
1210 (_mm_maskz_roundscale_round_sh): Likewise.
1211 * config/i386/avx512fp16vlintrin.h: (_mm_reduce_ph):
1213 (_mm_mask_reduce_ph): Likewise.
1214 (_mm_maskz_reduce_ph): Likewise.
1215 (_mm256_reduce_ph): Likewise.
1216 (_mm256_mask_reduce_ph): Likewise.
1217 (_mm256_maskz_reduce_ph): Likewise.
1218 (_mm_roundscale_ph): Likewise.
1219 (_mm_mask_roundscale_ph): Likewise.
1220 (_mm_maskz_roundscale_ph): Likewise.
1221 (_mm256_roundscale_ph): Likewise.
1222 (_mm256_mask_roundscale_ph): Likewise.
1223 (_mm256_maskz_roundscale_ph): Likewise.
1224 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
1225 * config/i386/i386-builtin.def: Add corresponding new builtins.
1226 * config/i386/i386-expand.c
1227 (ix86_expand_args_builtin): Handle new builtin types.
1228 (ix86_expand_round_builtin): Ditto.
1229 * config/i386/sse.md (<mask_codefor>reducep<mode><mask_name>):
1231 (<mask_codefor>reducep<mode><mask_name><round_saeonly_name>):
1232 ... this, and adjust for round operands.
1233 (reduces<mode><mask_scalar_name>): Likewise, with ...
1234 (reduces<mode><mask_scalar_name><round_saeonly_scalar_name):
1236 (<avx512>_rndscale<mode><mask_name><round_saeonly_name>):
1237 Adjust for HF vector modes.
1238 (avx512f_rndscale<mode><mask_scalar_name><round_saeonly_scalar_name>):
1240 (*avx512f_rndscale<mode><round_saeonly_name>): Ditto.
1242 2021-09-14 liuhongt <hongtao.liu@intel.com>
1244 * config/i386/avx512fp16intrin.h: (_mm512_rcp_ph):
1246 (_mm512_mask_rcp_ph): Likewise.
1247 (_mm512_maskz_rcp_ph): Likewise.
1248 (_mm_rcp_sh): Likewise.
1249 (_mm_mask_rcp_sh): Likewise.
1250 (_mm_maskz_rcp_sh): Likewise.
1251 (_mm512_scalef_ph): Likewise.
1252 (_mm512_mask_scalef_ph): Likewise.
1253 (_mm512_maskz_scalef_ph): Likewise.
1254 (_mm512_scalef_round_ph): Likewise.
1255 (_mm512_mask_scalef_round_ph): Likewise.
1256 (_mm512_maskz_scalef_round_ph): Likewise.
1257 (_mm_scalef_sh): Likewise.
1258 (_mm_mask_scalef_sh): Likewise.
1259 (_mm_maskz_scalef_sh): Likewise.
1260 (_mm_scalef_round_sh): Likewise.
1261 (_mm_mask_scalef_round_sh): Likewise.
1262 (_mm_maskz_scalef_round_sh): Likewise.
1263 * config/i386/avx512fp16vlintrin.h (_mm_rcp_ph):
1265 (_mm256_rcp_ph): Likewise.
1266 (_mm_mask_rcp_ph): Likewise.
1267 (_mm256_mask_rcp_ph): Likewise.
1268 (_mm_maskz_rcp_ph): Likewise.
1269 (_mm256_maskz_rcp_ph): Likewise.
1270 (_mm_scalef_ph): Likewise.
1271 (_mm256_scalef_ph): Likewise.
1272 (_mm_mask_scalef_ph): Likewise.
1273 (_mm256_mask_scalef_ph): Likewise.
1274 (_mm_maskz_scalef_ph): Likewise.
1275 (_mm256_maskz_scalef_ph): Likewise.
1276 * config/i386/i386-builtin.def: Add new builtins.
1277 * config/i386/sse.md (VFH_AVX512VL): New.
1278 (avx512fp16_rcp<mode>2<mask_name>): Ditto.
1279 (avx512fp16_vmrcpv8hf2<mask_scalar_name>): Ditto.
1280 (avx512f_vmscalef<mode><mask_scalar_name><round_scalar_name>):
1281 Adjust to support HF vector modes.
1282 (<avx512>_scalef<mode><mask_name><round_name>): Ditto.
1284 2021-09-14 liuhongt <hongtao.liu@intel.com>
1286 * config/i386/avx512fp16intrin.h: (_mm512_sqrt_ph):
1288 (_mm512_mask_sqrt_ph): Likewise.
1289 (_mm512_maskz_sqrt_ph): Likewise.
1290 (_mm512_sqrt_round_ph): Likewise.
1291 (_mm512_mask_sqrt_round_ph): Likewise.
1292 (_mm512_maskz_sqrt_round_ph): Likewise.
1293 (_mm512_rsqrt_ph): Likewise.
1294 (_mm512_mask_rsqrt_ph): Likewise.
1295 (_mm512_maskz_rsqrt_ph): Likewise.
1296 (_mm_rsqrt_sh): Likewise.
1297 (_mm_mask_rsqrt_sh): Likewise.
1298 (_mm_maskz_rsqrt_sh): Likewise.
1299 (_mm_sqrt_sh): Likewise.
1300 (_mm_mask_sqrt_sh): Likewise.
1301 (_mm_maskz_sqrt_sh): Likewise.
1302 (_mm_sqrt_round_sh): Likewise.
1303 (_mm_mask_sqrt_round_sh): Likewise.
1304 (_mm_maskz_sqrt_round_sh): Likewise.
1305 * config/i386/avx512fp16vlintrin.h (_mm_sqrt_ph): New intrinsic.
1306 (_mm256_sqrt_ph): Likewise.
1307 (_mm_mask_sqrt_ph): Likewise.
1308 (_mm256_mask_sqrt_ph): Likewise.
1309 (_mm_maskz_sqrt_ph): Likewise.
1310 (_mm256_maskz_sqrt_ph): Likewise.
1311 (_mm_rsqrt_ph): Likewise.
1312 (_mm256_rsqrt_ph): Likewise.
1313 (_mm_mask_rsqrt_ph): Likewise.
1314 (_mm256_mask_rsqrt_ph): Likewise.
1315 (_mm_maskz_rsqrt_ph): Likewise.
1316 (_mm256_maskz_rsqrt_ph): Likewise.
1317 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
1318 * config/i386/i386-builtin.def: Add corresponding new builtins.
1319 * config/i386/i386-expand.c
1320 (ix86_expand_args_builtin): Handle new builtins.
1321 (ix86_expand_round_builtin): Ditto.
1322 * config/i386/sse.md (VF_AVX512FP16VL): New.
1323 (sqrt<mode>2): Adjust for HF vector modes.
1324 (<sse>_sqrt<mode>2<mask_name><round_name>): Likewise.
1325 (<sse>_vmsqrt<mode>2<mask_scalar_name><round_scalar_name>):
1327 (<sse>_rsqrt<mode>2<mask_name>): New.
1328 (avx512fp16_vmrsqrtv8hf2<mask_scalar_name>): Likewise.
1330 2021-09-13 Thomas Schwinge <thomas@codesourcery.com>
1333 * diagnostic-spec.c (warning_suppressed_at, copy_warning): Handle
1334 'RESERVED_LOCATION_P' locations.
1335 * warning-control.cc (get_nowarn_spec, suppress_warning)
1336 (copy_warning): Likewise.
1338 2021-09-13 Thomas Schwinge <thomas@codesourcery.com>
1340 * diagnostic-spec.h (typedef xint_hash_t): Use 'location_t' instead of...
1341 (typedef key_type_t): ... this. Remove.
1342 (nowarn_map): Document.
1343 * diagnostic-spec.c (nowarn_map): Likewise.
1344 * warning-control.cc (convert_to_key): Evolve functions into...
1345 (get_location): ... these. Adjust all users.
1347 2021-09-13 Thomas Schwinge <thomas@codesourcery.com>
1349 * warning-control.cc (copy_warning): Remove 'nowarn_map' setup.
1351 2021-09-13 Jason Merrill <jason@redhat.com>
1353 * params.opt: Add destructive-interference-size and
1354 constructive-interference-size.
1355 * doc/invoke.texi: Document them.
1356 * config/aarch64/aarch64.c (aarch64_override_options_internal):
1358 * config/arm/arm.c (arm_option_override): Set them.
1359 * config/i386/i386-options.c (ix86_option_override_internal):
1362 2021-09-13 Martin Liska <mliska@suse.cz>
1363 H.J. Lu <hjl.tools@gmail.com>
1366 * common/config/i386/cpuinfo.h (cpu_indicator_init): Add support
1367 for x86-64 micro levels for __builtin_cpu_supports.
1368 * common/config/i386/i386-cpuinfo.h (enum feature_priority):
1369 Add priorities for the micro-arch levels.
1370 (enum processor_features): Add new features.
1371 * common/config/i386/i386-isas.h: Add micro-arch features.
1372 * config/i386/i386-builtins.c (get_builtin_code_for_version):
1373 Support the micro-arch levels by callsing
1374 __builtin_cpu_supports.
1375 * doc/extend.texi: Document that the levels are support by
1376 __builtin_cpu_supports.
1378 2021-09-13 Andrew Pinski <apinski@marvell.com>
1381 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin_lane_check):
1383 (aarch64_general_fold_builtin): Handle AARCH64_SIMD_BUILTIN_LANE_CHECK.
1384 (aarch64_general_gimple_fold_builtin): Likewise.
1386 2021-09-13 Andrew Pinski <apinski@marvell.com>
1388 * config.gcc: Add m32r-*-linux* and m32rle-*-linux*
1389 to the Unsupported targets list.
1390 Remove support for m32r-*-linux* and m32rle-*-linux*.
1391 * config/m32r/linux.h: Removed.
1392 * config/m32r/t-linux: Removed.
1394 2021-09-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1397 * config/aarch64/aarch64.c (aarch64_classify_address): Don't allow
1398 register index for SVE predicate modes.
1400 2021-09-13 Aldy Hernandez <aldyh@redhat.com>
1402 * tree-ssa-threadbackward.c
1403 (back_threader_profitability::profitable_path_p): Remove FSM
1405 (back_threader_registry::register_path): Same.
1406 * tree-ssa-threadedge.c
1407 (jump_threader::simplify_control_stmt_condition): Same.
1408 * tree-ssa-threadupdate.c (jt_path_registry::jt_path_registry):
1409 Add backedge_threads argument.
1410 (fwd_jt_path_registry::fwd_jt_path_registry): Pass
1411 backedge_threads argument.
1412 (back_jt_path_registry::back_jt_path_registry): Same.
1413 (dump_jump_thread_path): Adjust for FSM removal.
1414 (back_jt_path_registry::rewire_first_differing_edge): Same.
1415 (back_jt_path_registry::adjust_paths_after_duplication): Same.
1416 (back_jt_path_registry::update_cfg): Same.
1417 (jt_path_registry::register_jump_thread): Same.
1418 * tree-ssa-threadupdate.h (enum jump_thread_edge_type): Remove
1420 (class back_jt_path_registry): Add backedge_threads to
1423 2021-09-13 Martin Liska <mliska@suse.cz>
1426 * asan.h (sanitize_coverage_p): Handle when fn == NULL.
1428 2021-09-13 H.J. Lu <hjl.tools@gmail.com>
1431 * config/i386/i386.h (TARGET_AVX256_MOVE_BY_PIECES): New.
1432 (TARGET_AVX256_STORE_BY_PIECES): Likewise.
1433 (MOVE_MAX): Check TARGET_AVX256_MOVE_BY_PIECES and
1434 TARGET_AVX256_STORE_BY_PIECES instead of
1435 TARGET_AVX256_SPLIT_UNALIGNED_LOAD and
1436 TARGET_AVX256_SPLIT_UNALIGNED_STORE.
1437 (STORE_MAX_PIECES): Check TARGET_AVX256_STORE_BY_PIECES instead
1438 of TARGET_AVX256_SPLIT_UNALIGNED_STORE.
1439 * config/i386/x86-tune.def (X86_TUNE_AVX256_MOVE_BY_PIECES): New.
1440 (X86_TUNE_AVX256_STORE_BY_PIECES): Likewise.
1442 2021-09-13 liuhongt <hongtao.liu@intel.com>
1445 * expmed.c (extract_bit_field_using_extv): Use
1446 gen_lowpart_if_possible instead of gen_lowpart to avoid ICE.
1448 2021-09-13 Aldy Hernandez <aldyh@redhat.com>
1450 * Makefile.in (OBJS): Add value-pointer-equiv.o.
1451 * gimple-ssa-evrp.c (class ssa_equiv_stack): Move to
1452 value-pointer-equiv.*.
1453 (ssa_equiv_stack::ssa_equiv_stack): Same.
1454 (ssa_equiv_stack::enter): Same.
1455 (ssa_equiv_stack::leave): Same.
1456 (ssa_equiv_stack::push_replacement): Same.
1457 (ssa_equiv_stack::get_replacement): Same.
1458 (is_pointer_ssa): Same.
1459 (class pointer_equiv_analyzer): Same.
1460 (pointer_equiv_analyzer::pointer_equiv_analyzer): Same.
1461 (pointer_equiv_analyzer::~pointer_equiv_analyzer): Same.
1462 (pointer_equiv_analyzer::set_global_equiv): Same.
1463 (pointer_equiv_analyzer::set_cond_equiv): Same.
1464 (pointer_equiv_analyzer::get_equiv): Same.
1465 (pointer_equiv_analyzer::enter): Same.
1466 (pointer_equiv_analyzer::leave): Same.
1467 (pointer_equiv_analyzer::get_equiv_expr): Same.
1468 (pta_valueize): Same.
1469 (pointer_equiv_analyzer::visit_stmt): Same.
1470 (pointer_equiv_analyzer::visit_edge): Same.
1471 (hybrid_folder::value_of_expr): Same.
1472 (hybrid_folder::value_on_edge): Same.
1473 * value-pointer-equiv.cc: New file.
1474 * value-pointer-equiv.h: New file.
1476 2021-09-13 Richard Earnshaw <rearnsha@arm.com>
1479 * gimple-fold.c (gimple_fold_builtin_memory_op): Allow folding
1480 memcpy if the size is not more than MOVE_MAX * MOVE_RATIO.
1482 2021-09-13 Richard Earnshaw <rearnsha@arm.com>
1485 * config/arm/arm.md (movmisaligndi): New define_expand.
1486 * config/arm/vec-common.md (movmisalign<mode>): Iterate over VDQ mode.
1488 2021-09-13 Richard Earnshaw <rearnsha@arm.com>
1491 * emit-rtl.c (gen_highpart): Use adjust_address to handle
1492 MEM rather than calling simplify_gen_subreg.
1494 2021-09-13 Jan-Benedict Glaw <jbglaw@ług-owl.de>
1496 * config/alpha/vms.h (INIT_CUMULATIVE_ARGS): Wrap multi-statment
1497 define into a block.
1499 2021-09-13 Richard Biener <rguenther@suse.de>
1501 * config/darwin.h (DARWIN_PREFER_DWARF): Do not define.
1502 * config/i386/darwin.h (PREFERRED_DEBUGGING_TYPE): Do not
1503 change based on DARWIN_PREFER_DWARF not being defined.
1505 2021-09-13 Richard Biener <rguenther@suse.de>
1507 * config/i386/lynx.h: Remove undef of PREFERRED_DEBUGGING_TYPE
1508 to inherit from elfos.h
1510 2021-09-13 Richard Biener <rguenther@suse.de>
1512 * config.gcc: Add cr16-*-* to the list of obsoleted targets.
1514 2021-09-13 Richard Biener <rguenther@suse.de>
1516 * config/avr/elf.h (PREFERRED_DEBUGGING_TYPE): Remove
1517 override, pick up DWARF2_DEBUG define from elfos.h
1519 2021-09-13 Richard Biener <rguenther@suse.de>
1521 * config/rx/rx.h (PREFERRED_DEBUGGING_TYPE): Always define to
1524 2021-09-13 Richard Biener <rguenther@suse.de>
1526 * config/alpha/vms.h (PREFERRED_DEBUGGING_TYPE): Define to
1529 2021-09-13 Richard Biener <rguenther@suse.de>
1531 * config/i386/cygming.h: Always default to DWARF2 debugging.
1532 Do not define DBX_DEBUGGING_INFO, that's done via dbxcoff.h
1534 * doc/install.texi: Document binutils 2.16 as minimum
1535 requirement for mingw.
1537 2021-09-13 Kewen Lin <linkw@linux.ibm.com>
1539 * config/rs6000/rs6000.c (struct rs6000_cost_data): New members
1540 nstmts, nloads and extra_ctor_cost.
1541 (rs6000_density_test): Add load density related heuristics. Do
1542 extra costing on vector construction statements if need.
1543 (rs6000_init_cost): Init new members.
1544 (rs6000_update_target_cost_per_stmt): New function.
1545 (rs6000_add_stmt_cost): Factor vect_nonmem hunk out to function
1546 rs6000_update_target_cost_per_stmt and call it.
1548 2021-09-13 Kewen Lin <linkw@linux.ibm.com>
1550 * config/rs6000/rs6000.c (struct rs6000_cost_data): Remove typedef.
1551 (rs6000_init_cost): Adjust.
1553 2021-09-13 liuhongt <hongtao.liu@intel.com>
1555 * config/i386/i386.md: (UNSPEC_COPYSIGN): Remove.
1556 (UNSPEC_XORSIGN): Ditto.
1558 2021-09-12 Roger Sayle <roger@nextmovesoftware.com>
1560 * expr.c (convert_move): Preserve SUBREG_PROMOTED_VAR_P when
1561 creating a (wider) partial subreg from a SUBREG_PROMOTED_VAR_P
1564 2021-09-11 Aldy Hernandez <aldyh@redhat.com>
1566 * tree-ssa-threadbackward.c (class back_threader_registry): Use
1567 back_jt_path_registry.
1568 * tree-ssa-threadedge.c (jump_threader::jump_threader): Use
1569 fwd_jt_path_registry.
1570 * tree-ssa-threadedge.h (class jump_threader): Same..
1571 * tree-ssa-threadupdate.c
1572 (jump_thread_path_registry::jump_thread_path_registry): Rename...
1573 (jt_path_registry::jt_path_registry): ...to this.
1574 (jump_thread_path_registry::~jump_thread_path_registry): Rename...
1575 (jt_path_registry::~jt_path_registry): ...this.
1576 (fwd_jt_path_registry::fwd_jt_path_registry): New.
1577 (fwd_jt_path_registry::~fwd_jt_path_registry): New.
1578 (jump_thread_path_registry::allocate_thread_edge): Rename...
1579 (jt_path_registry::allocate_thread_edge): ...to this.
1580 (jump_thread_path_registry::allocate_thread_path): Rename...
1581 (jt_path_registry::allocate_thread_path): ...to this.
1582 (jump_thread_path_registry::lookup_redirection_data): Rename...
1583 (fwd_jt_path_registry::lookup_redirection_data): ...to this.
1584 (jump_thread_path_registry::thread_block_1): Rename...
1585 (fwd_jt_path_registry::thread_block_1): ...to this.
1586 (jump_thread_path_registry::thread_block): Rename...
1587 (fwd_jt_path_registry::thread_block): ...to this.
1588 (jt_path_registry::thread_through_loop_header): Rename...
1589 (fwd_jt_path_registry::thread_through_loop_header): ...to this.
1590 (jump_thread_path_registry::mark_threaded_blocks): Rename...
1591 (fwd_jt_path_registry::mark_threaded_blocks): ...to this.
1592 (jump_thread_path_registry::debug_path): Rename...
1593 (jt_path_registry::debug_path): ...to this.
1594 (jump_thread_path_registry::dump): Rename...
1595 (jt_path_registry::debug): ...to this.
1596 (jump_thread_path_registry::rewire_first_differing_edge): Rename...
1597 (back_jt_path_registry::rewire_first_differing_edge): ...to this.
1598 (jump_thread_path_registry::adjust_paths_after_duplication): Rename...
1599 (back_jt_path_registry::adjust_paths_after_duplication): ...to this.
1600 (jump_thread_path_registry::duplicate_thread_path): Rename...
1601 (back_jt_path_registry::duplicate_thread_path): ...to this. Also,
1602 drop ill-formed candidates.
1603 (jump_thread_path_registry::remove_jump_threads_including): Rename...
1604 (fwd_jt_path_registry::remove_jump_threads_including): ...to this.
1605 (jt_path_registry::thread_through_all_blocks): New.
1606 (back_jt_path_registry::update_cfg): New.
1607 (fwd_jt_path_registry::update_cfg): New.
1608 (jump_thread_path_registry::register_jump_thread): Rename...
1609 (jt_path_registry::register_jump_thread): ...to this.
1610 * tree-ssa-threadupdate.h (class jump_thread_path_registry):
1612 (class jt_path_registry): ...here.
1613 (class fwd_jt_path_registry): New.
1614 (class back_jt_path_registry): New.
1616 2021-09-10 liuhongt <hongtao.liu@intel.com>
1619 2021-09-01 liuhongt <hongtao.liu@intel.com>
1621 * emit-rtl.c (validate_subreg): Get rid of all float-int
1624 2021-09-10 Jakub Jelinek <jakub@redhat.com>
1626 * tree-core.h (enum omp_memory_order): Add OMP_MEMORY_ORDER_MASK,
1627 OMP_FAIL_MEMORY_ORDER_UNSPECIFIED, OMP_FAIL_MEMORY_ORDER_RELAXED,
1628 OMP_FAIL_MEMORY_ORDER_ACQUIRE, OMP_FAIL_MEMORY_ORDER_RELEASE,
1629 OMP_FAIL_MEMORY_ORDER_ACQ_REL, OMP_FAIL_MEMORY_ORDER_SEQ_CST and
1630 OMP_FAIL_MEMORY_ORDER_MASK enumerators.
1631 (OMP_FAIL_MEMORY_ORDER_SHIFT): Define.
1632 * gimple-pretty-print.c (dump_gimple_omp_atomic_load,
1633 dump_gimple_omp_atomic_store): Print [weak] for weak atomic
1635 * gimple.h (enum gf_mask): Change GF_OMP_ATOMIC_MEMORY_ORDER
1636 to 6-bit mask, adjust GF_OMP_ATOMIC_NEED_VALUE value and add
1638 (gimple_omp_atomic_weak_p, gimple_omp_atomic_set_weak): New inline
1640 * tree.h (OMP_ATOMIC_WEAK): Define.
1641 * tree-pretty-print.c (dump_omp_atomic_memory_order): Adjust for
1642 fail memory order being encoded in the same enum and also print
1643 fail clause if present.
1644 (dump_generic_node): Print weak clause if OMP_ATOMIC_WEAK.
1645 * gimplify.c (goa_stabilize_expr): Add target_expr and rhs arguments,
1646 handle pre_p == NULL case as a test mode that only returns value
1647 but doesn't change gimplify nor change anything otherwise, adjust
1648 recursive calls, add MODIFY_EXPR, ADDR_EXPR, COND_EXPR, TARGET_EXPR
1649 and CALL_EXPR handling, adjust COMPOUND_EXPR handling for
1650 __builtin_clear_padding calls, for !rhs gimplify as lvalue rather
1652 (gimplify_omp_atomic): Adjust goa_stabilize_expr caller. Handle
1653 COND_EXPR rhs. Set weak flag on gimple load/store for
1655 * omp-expand.c (omp_memory_order_to_fail_memmodel): New function.
1656 (omp_memory_order_to_memmodel): Adjust for fail clause encoded
1658 (expand_omp_atomic_cas): New function.
1659 (expand_omp_atomic_pipeline): Use omp_memory_order_to_fail_memmodel
1661 (expand_omp_atomic): Attempt to optimize atomic compare and exchange
1662 using expand_omp_atomic_cas.
1664 2021-09-10 Aldy Hernandez <aldyh@redhat.com>
1665 Michael Matz <matz@suse.de>
1667 * tree-pass.h (PROP_loop_opts_done): New.
1668 * gimple-range-path.cc (path_range_query::internal_range_of_expr):
1669 Intersect with global range.
1670 * tree-ssa-loop.c (tree_ssa_loop_done): Set PROP_loop_opts_done.
1671 * tree-ssa-threadbackward.c
1672 (back_threader_profitability::profitable_path_p): Disable
1673 threading through latches until after loop optimizations have run.
1675 2021-09-10 David Faust <david.faust@oracle.com>
1677 * doc/invoke.texi: Document BPF -mcpu, -mjmpext, -mjmp32 and -malu32
1680 2021-09-10 David Faust <david.faust@oracle.com>
1682 * config/bpf/bpf-opts.h (bpf_isa_version): New enum.
1683 * config/bpf/bpf-protos.h (bpf_expand_cbranch): New.
1684 * config/bpf/bpf.c (bpf_option_override): Handle -mcpu option.
1685 (bpf_expand_cbranch): New function.
1686 * config/bpf/bpf.md (AM mode iterator): Conditionalize support for SI
1688 (zero_extendsidi2): Only use mov32 instruction if it is available.
1689 (SIM mode iterator): Conditionalize support for SI mode.
1690 (JM mode iterator): New.
1691 (cbranchdi4): Update name, use new JM iterator. Use bpf_expand_cbranch.
1692 (*branch_on_di): Update name, use new JM iterator.
1693 * config/bpf/bpf.opt: (mjmpext): New option.
1697 (bpf_isa): New enum.
1699 2021-09-10 David Faust <david.faust@oracle.com>
1701 * config/bpf/bpf.md (zero_extendhidi2): Add new output template
1702 for register-to-register extensions.
1703 (zero_extendqidi2): Likewise.
1705 2021-09-10 Richard Biener <rguenther@suse.de>
1707 PR middle-end/102273
1708 * internal-fn.c (expand_DEFERRED_INIT): Always expand non-SSA vars.
1710 2021-09-10 Richard Biener <rguenther@suse.de>
1712 PR middle-end/102269
1713 * gimplify.c (is_var_need_auto_init): Empty types do not need
1716 2021-09-10 Richard Biener <rguenther@suse.de>
1718 * configure.ac (--with-stabs): Remove.
1719 * configure: Regenerate.
1720 * doc/install.texi: Remove --with-stabs documentation.
1722 2021-09-10 liuhongt <hongtao.liu@intel.com>
1724 * config/i386/avx512fp16intrin.h: (_mm512_cmp_ph_mask):
1726 (_mm512_mask_cmp_ph_mask): Likewise.
1727 (_mm512_cmp_round_ph_mask): Likewise.
1728 (_mm512_mask_cmp_round_ph_mask): Likewise.
1729 (_mm_cmp_sh_mask): Likewise.
1730 (_mm_mask_cmp_sh_mask): Likewise.
1731 (_mm_cmp_round_sh_mask): Likewise.
1732 (_mm_mask_cmp_round_sh_mask): Likewise.
1733 (_mm_comieq_sh): Likewise.
1734 (_mm_comilt_sh): Likewise.
1735 (_mm_comile_sh): Likewise.
1736 (_mm_comigt_sh): Likewise.
1737 (_mm_comige_sh): Likewise.
1738 (_mm_comineq_sh): Likewise.
1739 (_mm_ucomieq_sh): Likewise.
1740 (_mm_ucomilt_sh): Likewise.
1741 (_mm_ucomile_sh): Likewise.
1742 (_mm_ucomigt_sh): Likewise.
1743 (_mm_ucomige_sh): Likewise.
1744 (_mm_ucomineq_sh): Likewise.
1745 (_mm_comi_round_sh): Likewise.
1746 (_mm_comi_sh): Likewise.
1747 * config/i386/avx512fp16vlintrin.h (_mm_cmp_ph_mask): New intrinsic.
1748 (_mm_mask_cmp_ph_mask): Likewise.
1749 (_mm256_cmp_ph_mask): Likewise.
1750 (_mm256_mask_cmp_ph_mask): Likewise.
1751 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
1752 * config/i386/i386-builtin.def: Add corresponding new builtins.
1753 * config/i386/i386-expand.c
1754 (ix86_expand_args_builtin): Handle new builtin types.
1755 (ix86_expand_round_builtin): Ditto.
1756 * config/i386/i386.md (ssevecmode): Add HF mode.
1757 (MODEFH): New mode iterator.
1758 * config/i386/sse.md
1759 (V48H_AVX512VL): New mode iterator to support HF vector modes.
1760 Ajdust corresponding description.
1761 (ssecmpintprefix): New.
1762 (VI12_AVX512VL): Adjust to support HF vector modes.
1763 (cmp_imm_predicate): Likewise.
1764 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>):
1766 (avx512f_vmcmp<mode>3<round_saeonly_name>): Likewise.
1767 (avx512f_vmcmp<mode>3_mask<round_saeonly_name>): Likewise.
1768 (<sse>_<unord>comi<round_saeonly_name>): Likewise.
1770 2021-09-10 liuhongt <hongtao.liu@intel.com>
1772 * config/i386/avx512fp16intrin.h: (_mm512_max_ph): New intrinsic.
1773 (_mm512_mask_max_ph): Likewise.
1774 (_mm512_maskz_max_ph): Likewise.
1775 (_mm512_min_ph): Likewise.
1776 (_mm512_mask_min_ph): Likewise.
1777 (_mm512_maskz_min_ph): Likewise.
1778 (_mm512_max_round_ph): Likewise.
1779 (_mm512_mask_max_round_ph): Likewise.
1780 (_mm512_maskz_max_round_ph): Likewise.
1781 (_mm512_min_round_ph): Likewise.
1782 (_mm512_mask_min_round_ph): Likewise.
1783 (_mm512_maskz_min_round_ph): Likewise.
1784 (_mm_max_sh): Likewise.
1785 (_mm_mask_max_sh): Likewise.
1786 (_mm_maskz_max_sh): Likewise.
1787 (_mm_min_sh): Likewise.
1788 (_mm_mask_min_sh): Likewise.
1789 (_mm_maskz_min_sh): Likewise.
1790 (_mm_max_round_sh): Likewise.
1791 (_mm_mask_max_round_sh): Likewise.
1792 (_mm_maskz_max_round_sh): Likewise.
1793 (_mm_min_round_sh): Likewise.
1794 (_mm_mask_min_round_sh): Likewise.
1795 (_mm_maskz_min_round_sh): Likewise.
1796 * config/i386/avx512fp16vlintrin.h (_mm_max_ph): New intrinsic.
1797 (_mm256_max_ph): Likewise.
1798 (_mm_mask_max_ph): Likewise.
1799 (_mm256_mask_max_ph): Likewise.
1800 (_mm_maskz_max_ph): Likewise.
1801 (_mm256_maskz_max_ph): Likewise.
1802 (_mm_min_ph): Likewise.
1803 (_mm256_min_ph): Likewise.
1804 (_mm_mask_min_ph): Likewise.
1805 (_mm256_mask_min_ph): Likewise.
1806 (_mm_maskz_min_ph): Likewise.
1807 (_mm256_maskz_min_ph): Likewise.
1808 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
1809 * config/i386/i386-builtin.def: Add corresponding new builtins.
1810 * config/i386/i386-expand.c
1811 (ix86_expand_args_builtin): Handle new builtin types.
1812 * config/i386/sse.md
1813 (<code><mode>3<mask_name><round_saeonly_name>): Adjust to
1814 support HF vector modes.
1815 (*<code><mode>3<mask_name><round_saeonly_name>): Likewise.
1816 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
1818 (<sse>_vm<code><mode>3<mask_scalar_name><round_saeonly_scalar_name>):
1820 * config/i386/subst.md (round_saeonly_mode512bit_condition):
1821 Adjust for HF vector modes.
1823 2021-09-10 Liu, Hongtao <hongtao.liu@intel.com>
1825 * config/i386/avx512fp16intrin.h (_mm_add_sh): New intrinsic.
1826 (_mm_mask_add_sh): Likewise.
1827 (_mm_maskz_add_sh): Likewise.
1828 (_mm_sub_sh): Likewise.
1829 (_mm_mask_sub_sh): Likewise.
1830 (_mm_maskz_sub_sh): Likewise.
1831 (_mm_mul_sh): Likewise.
1832 (_mm_mask_mul_sh): Likewise.
1833 (_mm_maskz_mul_sh): Likewise.
1834 (_mm_div_sh): Likewise.
1835 (_mm_mask_div_sh): Likewise.
1836 (_mm_maskz_div_sh): Likewise.
1837 (_mm_add_round_sh): Likewise.
1838 (_mm_mask_add_round_sh): Likewise.
1839 (_mm_maskz_add_round_sh): Likewise.
1840 (_mm_sub_round_sh): Likewise.
1841 (_mm_mask_sub_round_sh): Likewise.
1842 (_mm_maskz_sub_round_sh): Likewise.
1843 (_mm_mul_round_sh): Likewise.
1844 (_mm_mask_mul_round_sh): Likewise.
1845 (_mm_maskz_mul_round_sh): Likewise.
1846 (_mm_div_round_sh): Likewise.
1847 (_mm_mask_div_round_sh): Likewise.
1848 (_mm_maskz_div_round_sh): Likewise.
1849 * config/i386/i386-builtin-types.def: Add corresponding builtin types.
1850 * config/i386/i386-builtin.def: Add corresponding new builtins.
1851 * config/i386/i386-expand.c
1852 (ix86_expand_round_builtin): Handle new builtins.
1853 * config/i386/sse.md (VF_128): Change description.
1854 (<sse>_vm<plusminus_insn><mode>3<mask_scalar_name><round_scalar_name>):
1855 Adjust to support HF vector modes.
1856 (<sse>_vm<multdiv_mnemonic><mode>3<mask_scalar_name><round_scalar_name>):
1859 2021-09-10 H.J. Lu <hjl.tools@gmail.com>
1861 * config/i386/i386-expand.c
1862 (ix86_avx256_split_vector_move_misalign): Handle V16HF mode.
1863 * config/i386/i386.c
1864 (ix86_preferred_simd_mode): Handle HF mode.
1865 * config/i386/sse.md (V_256H): New mode iterator.
1866 (avx_vextractf128<mode>): Use it.
1867 (VEC_INIT_MODE): Align vector HFmode condition to vector
1868 HImodes since there're no real HF instruction used.
1869 (VEC_INIT_HALF_MODE): Ditto.
1871 (VIHF_AVX512BW): Ditto.
1872 (*vec_extracthf): Ditto.
1873 (VEC_EXTRACT_MODE): Ditto.
1875 2021-09-10 Richard Biener <rguenther@suse.de>
1878 * config/dbx.h: Remove.
1879 * config/dbxcoff.h: Do not define PREFERRED_DEBUGGING_TYPE.
1880 * config/lynx.h: Likewise.
1882 2021-09-10 liuhongt <hongtao.liu@intel.com>
1884 * config/i386/i386-expand.c (ix86_expand_copysign): Expand
1885 right into ANDNOT + AND + IOR, using paradoxical subregs.
1886 (ix86_split_copysign_const): Remove.
1887 (ix86_split_copysign_var): Ditto.
1888 * config/i386/i386-protos.h (ix86_split_copysign_const): Dotto.
1889 (ix86_split_copysign_var): Ditto.
1890 * config/i386/i386.md (@copysign<mode>3_const): Ditto.
1891 (@copysign<mode>3_var): Ditto.
1893 2021-09-09 qing zhao <qing.zhao@oracle.com>
1895 * builtins.c (expand_builtin_memset): Make external visible.
1896 * builtins.h (expand_builtin_memset): Declare extern.
1897 * common.opt (ftrivial-auto-var-init=): New option.
1898 * doc/extend.texi: Document the uninitialized attribute.
1899 * doc/invoke.texi: Document -ftrivial-auto-var-init.
1900 * flag-types.h (enum auto_init_type): New enumerated type
1902 * gimple-fold.c (clear_padding_type): Add one new parameter.
1903 (clear_padding_union): Likewise.
1904 (clear_padding_emit_loop): Likewise.
1905 (clear_type_padding_in_mask): Likewise.
1906 (gimple_fold_builtin_clear_padding): Handle this new parameter.
1907 * gimplify.c (gimple_add_init_for_auto_var): New function.
1908 (gimple_add_padding_init_for_auto_var): New function.
1909 (is_var_need_auto_init): New function.
1910 (gimplify_decl_expr): Add initialization to automatic variables per
1912 (gimplify_call_expr): Add one new parameter for call to
1913 __builtin_clear_padding.
1914 (gimplify_init_constructor): Add padding initialization in the end.
1915 * internal-fn.c (INIT_PATTERN_VALUE): New macro.
1916 (expand_DEFERRED_INIT): New function.
1917 * internal-fn.def (DEFERRED_INIT): New internal function.
1918 * tree-cfg.c (verify_gimple_call): Verify calls to .DEFERRED_INIT.
1919 * tree-sra.c (generate_subtree_deferred_init): New function.
1920 (scan_function): Avoid setting cannot_scalarize_away_bitmap for
1921 calls to .DEFERRED_INIT.
1922 (sra_modify_deferred_init): New function.
1923 (sra_modify_function_body): Handle calls to DEFERRED_INIT specially.
1924 * tree-ssa-structalias.c (find_func_aliases_for_call): Likewise.
1925 * tree-ssa-uninit.c (warn_uninit): Handle calls to DEFERRED_INIT
1927 (check_defs): Likewise.
1928 (warn_uninitialized_vars): Likewise.
1929 * tree-ssa.c (ssa_undefined_value_p): Likewise.
1930 * tree.c (build_common_builtin_nodes): Build tree node for
1931 BUILT_IN_CLEAR_PADDING when needed.
1933 2021-09-09 Richard Biener <rguenther@suse.de>
1935 * tree-ssa-loop-im.c (fill_always_executed_in_1): Walk
1938 2021-09-09 Richard Biener <rguenther@suse.de>
1940 * tree-ssa-loop-im.c (fill_always_executed_in_1): Integrate
1941 DOM walk from get_loop_body_in_dom_order using a worklist
1944 2021-09-09 liuhongt <hongtao.liu@intel.com>
1946 * config.gcc: Add avx512fp16vlintrin.h.
1947 * config/i386/avx512fp16intrin.h: (_mm512_add_ph): New intrinsic.
1948 (_mm512_mask_add_ph): Likewise.
1949 (_mm512_maskz_add_ph): Likewise.
1950 (_mm512_sub_ph): Likewise.
1951 (_mm512_mask_sub_ph): Likewise.
1952 (_mm512_maskz_sub_ph): Likewise.
1953 (_mm512_mul_ph): Likewise.
1954 (_mm512_mask_mul_ph): Likewise.
1955 (_mm512_maskz_mul_ph): Likewise.
1956 (_mm512_div_ph): Likewise.
1957 (_mm512_mask_div_ph): Likewise.
1958 (_mm512_maskz_div_ph): Likewise.
1959 (_mm512_add_round_ph): Likewise.
1960 (_mm512_mask_add_round_ph): Likewise.
1961 (_mm512_maskz_add_round_ph): Likewise.
1962 (_mm512_sub_round_ph): Likewise.
1963 (_mm512_mask_sub_round_ph): Likewise.
1964 (_mm512_maskz_sub_round_ph): Likewise.
1965 (_mm512_mul_round_ph): Likewise.
1966 (_mm512_mask_mul_round_ph): Likewise.
1967 (_mm512_maskz_mul_round_ph): Likewise.
1968 (_mm512_div_round_ph): Likewise.
1969 (_mm512_mask_div_round_ph): Likewise.
1970 (_mm512_maskz_div_round_ph): Likewise.
1971 * config/i386/avx512fp16vlintrin.h: New header.
1972 * config/i386/i386-builtin-types.def (V16HF, V8HF, V32HF):
1973 Add new builtin types.
1974 * config/i386/i386-builtin.def: Add corresponding builtins.
1975 * config/i386/i386-expand.c
1976 (ix86_expand_args_builtin): Handle new builtin types.
1977 (ix86_expand_round_builtin): Likewise.
1978 * config/i386/immintrin.h: Include avx512fp16vlintrin.h
1979 * config/i386/sse.md (VFH): New mode_iterator.
1981 (avx512fmaskmode): Add HF vector modes.
1982 (avx512fmaskhalfmode): Likewise.
1983 (<plusminus_insn><mode>3<mask_name><round_name>): Adjust to for
1985 (*<plusminus_insn><mode>3<mask_name><round_name>): Likewise.
1986 (mul<mode>3<mask_name><round_name>): Likewise.
1987 (*mul<mode>3<mask_name><round_name>): Likewise.
1988 (div<mode>3): Likewise.
1989 (<sse>_div<mode>3<mask_name><round_name>): Likewise.
1990 * config/i386/subst.md (SUBST_V): Add HF vector modes.
1991 (SUBST_A): Likewise.
1992 (round_mode512bit_condition): Adjust for V32HFmode.
1994 2021-09-09 liuhongt <hongtao.liu@intel.com>
1997 * config/i386/sse.md (reduc_plus_scal_<mode>): Split to ..
1998 (reduc_plus_scal_v4sf): .. this, New define_expand.
1999 (reduc_plus_scal_v2df): .. and this, New define_expand.
2001 2021-09-09 liuhongt <hongtao.liu@intel.com>
2004 * config/i386/sse.md (*vec_extract<mode><ssescalarmodelower>_valign):
2007 2021-09-08 Jonathan Wakely <jwakely@redhat.com>
2010 * doc/trouble.texi (Copy Assignment): Fix description of
2011 behaviour and fix code in example.
2013 2021-09-08 Segher Boessenkool <segher@kernel.crashing.org>
2016 * config/rs6000/rs6000-logue.c (rs6000_emit_epilogue): For ELFv2 use
2017 r11 instead of r12 for restoring CR.
2019 2021-09-08 Jakub Jelinek <jakub@redhat.com>
2020 liuhongt <hongtao.liu@intel.com>
2023 * config/i386/i386.md (@xorsign<mode>3_1): Remove.
2024 * config/i386/i386-expand.c (ix86_expand_xorsign): Expand right away
2025 into AND with mask and XOR, using paradoxical subregs.
2026 (ix86_split_xorsign): Remove.
2027 * config/i386/i386-protos.h (ix86_split_xorsign): Remove.
2029 2021-09-08 Di Zhao <dizhao@os.amperecomputing.com>
2031 * tree-ssa-sccvn.c (vn_nary_op_insert_into): fix result compare
2033 2021-09-08 Jakub Jelinek <jakub@redhat.com>
2036 * config/i386/i386.md (xorsign<mode>3): If operands[1] is equal to
2037 operands[2], emit abs<mode>2 instead.
2038 (@xorsign<mode>3_1): Add early-clobbers for output operand, enable
2039 first alternative even for avx, add another alternative with
2040 =&Yv <- 0, Yv, Yvm constraints.
2041 * config/i386/i386-expand.c (ix86_split_xorsign): If op0 is equal
2042 to op1, emit vpandn instead.
2044 2021-09-08 liuhongt <hongtao.liu@intel.com>
2046 * config/i386/avx512fp16intrin.h (_mm_set_ph): New intrinsic.
2047 (_mm256_set_ph): Likewise.
2048 (_mm512_set_ph): Likewise.
2049 (_mm_setr_ph): Likewise.
2050 (_mm256_setr_ph): Likewise.
2051 (_mm512_setr_ph): Likewise.
2052 (_mm_set1_ph): Likewise.
2053 (_mm256_set1_ph): Likewise.
2054 (_mm512_set1_ph): Likewise.
2055 (_mm_setzero_ph): Likewise.
2056 (_mm256_setzero_ph): Likewise.
2057 (_mm512_setzero_ph): Likewise.
2058 (_mm_set_sh): Likewise.
2059 (_mm_load_sh): Likewise.
2060 (_mm_store_sh): Likewise.
2061 * config/i386/i386-builtin-types.def (V8HF): New type.
2062 (DEF_FUNCTION_TYPE (V8HF, V8HI)): New builtin function type
2063 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
2064 Support vector HFmodes.
2065 (ix86_expand_vector_init_one_nonzero): Likewise.
2066 (ix86_expand_vector_init_one_var): Likewise.
2067 (ix86_expand_vector_init_interleave): Likewise.
2068 (ix86_expand_vector_init_general): Likewise.
2069 (ix86_expand_vector_set): Likewise.
2070 (ix86_expand_vector_extract): Likewise.
2071 (ix86_expand_vector_init_concat): Likewise.
2072 (ix86_expand_sse_movcc): Handle vector HFmodes.
2073 (ix86_expand_vector_set_var): Ditto.
2074 * config/i386/i386-modes.def: Add HF vector modes in comment.
2075 * config/i386/i386.c (classify_argument): Add HF vector modes.
2076 (ix86_hard_regno_mode_ok): Allow HF vector modes for AVX512FP16.
2077 (ix86_vector_mode_supported_p): Likewise.
2078 (ix86_set_reg_reg_cost): Handle vector HFmode.
2079 (ix86_get_ssemov): Handle vector HFmode.
2080 (function_arg_advance_64): Pass unamed V16HFmode and V32HFmode
2082 (function_arg_advance_32): Pass V8HF/V16HF/V32HF by sse reg for 32bit
2084 (function_arg_advance_32): Ditto.
2085 * config/i386/i386.h (VALID_AVX512FP16_REG_MODE): New.
2086 (VALID_AVX256_REG_OR_OI_MODE): Rename to ..
2087 (VALID_AVX256_REG_OR_OI_VHF_MODE): .. this, and add V16HF.
2088 (VALID_SSE2_REG_VHF_MODE): New.
2089 (VALID_AVX512VL_128_REG_MODE): Add V8HF and TImode.
2090 (SSE_REG_MODE_P): Add vector HFmode.
2091 * config/i386/i386.md (mode): Add HF vector modes.
2092 (MODE_SIZE): Likewise.
2093 (ssemodesuffix): Add ph suffix for HF vector modes.
2094 * config/i386/sse.md (VFH_128): New mode iterator.
2095 (VMOVE): Adjust for HF vector modes.
2097 (V_256_512): Likewise.
2099 (avx512fmaskmode): Likewise.
2100 (shuffletype): Likewise.
2101 (sseinsnmode): Likewise.
2102 (ssedoublevecmode): Likewise.
2103 (ssehalfvecmode): Likewise.
2104 (ssehalfvecmodelower): Likewise.
2105 (ssePScmode): Likewise.
2106 (ssescalarmode): Likewise.
2107 (ssescalarmodelower): Likewise.
2108 (sseintprefix): Likewise.
2110 (bcstscalarsuff): Likewise.
2111 (xtg_mode): Likewise.
2112 (VI12HF_AVX512VL): New mode_iterator.
2113 (VF_AVX512FP16): Likewise.
2115 (VIHF_256): Likewise.
2116 (VIHF_AVX512BW): Likewise.
2117 (V16_256): Likewise.
2118 (V32_512): Likewise.
2119 (sseintmodesuffix): New mode_attr.
2120 (sse): Add scalar and vector HFmodes.
2121 (ssescalarmode): Add vector HFmode mapping.
2122 (ssescalarmodesuffix): Add sh suffix for HFmode.
2123 (*<sse>_vm<insn><mode>3): Use VFH_128.
2124 (*<sse>_vm<multdiv_mnemonic><mode>3): Likewise.
2125 (*ieee_<ieee_maxmin><mode>3): Likewise.
2126 (<avx512>_blendm<mode>): New define_insn.
2127 (vec_setv8hf): New define_expand.
2128 (vec_set<mode>_0): New define_insn for HF vector set.
2129 (*avx512fp16_movsh): Likewise.
2130 (avx512fp16_movsh): Likewise.
2131 (vec_extract_lo_v32hi): Rename to ...
2132 (vec_extract_lo_<mode>): ... this, and adjust to allow HF
2134 (vec_extract_hi_v32hi): Likewise.
2135 (vec_extract_hi_<mode>): Likewise.
2136 (vec_extract_lo_v16hi): Likewise.
2137 (vec_extract_lo_<mode>): Likewise.
2138 (vec_extract_hi_v16hi): Likewise.
2139 (vec_extract_hi_<mode>): Likewise.
2140 (vec_set_hi_v16hi): Likewise.
2141 (vec_set_hi_<mode>): Likewise.
2142 (vec_set_lo_v16hi): Likewise.
2143 (vec_set_lo_<mode>): Likewise.
2144 (*vec_extract<mode>_0): New define_insn_and_split for HF
2146 (*vec_extracthf): New define_insn.
2147 (VEC_EXTRACT_MODE): Add HF vector modes.
2148 (PINSR_MODE): Add V8HF.
2149 (sse2p4_1): Likewise.
2150 (pinsr_evex_isa): Likewise.
2151 (<sse2p4_1>_pinsr<ssemodesuffix>): Adjust to support
2152 insert for V8HFmode.
2153 (pbroadcast_evex_isa): Add HF vector modes.
2154 (AVX2_VEC_DUP_MODE): Likewise.
2155 (VEC_INIT_MODE): Likewise.
2156 (VEC_INIT_HALF_MODE): Likewise.
2157 (avx2_pbroadcast<mode>): Adjust to support HF vector mode
2159 (avx2_pbroadcast<mode>_1): Likewise.
2160 (<avx512>_vec_dup<mode>_1): Likewise.
2161 (<avx512>_vec_dup<mode><mask_name>): Likewise.
2162 (<mask_codefor><avx512>_vec_dup_gpr<mode><mask_name>):
2165 2021-09-08 Guo, Xuepeng <xuepeng.guo@intel.com>
2166 H.J. Lu <hongjiu.lu@intel.com>
2167 Liu Hongtao <hongtao.liu@intel.com>
2168 Wang Hongyu <hongyu.wang@intel.com>
2169 Xu Dianhong <dianhong.xu@intel.com>
2171 * common/config/i386/cpuinfo.h (get_available_features):
2172 Detect FEATURE_AVX512FP16.
2173 * common/config/i386/i386-common.c
2174 (OPTION_MASK_ISA_AVX512FP16_SET,
2175 OPTION_MASK_ISA_AVX512FP16_UNSET,
2176 OPTION_MASK_ISA2_AVX512FP16_SET,
2177 OPTION_MASK_ISA2_AVX512FP16_UNSET): New.
2178 (OPTION_MASK_ISA2_AVX512BW_UNSET,
2179 OPTION_MASK_ISA2_AVX512BF16_UNSET): Add AVX512FP16.
2180 (ix86_handle_option): Handle -mavx512fp16.
2181 * common/config/i386/i386-cpuinfo.h (enum processor_features):
2182 Add FEATURE_AVX512FP16.
2183 * common/config/i386/i386-isas.h: Add entry for AVX512FP16.
2184 * config.gcc: Add avx512fp16intrin.h.
2185 * config/i386/avx512fp16intrin.h: New intrinsic header.
2186 * config/i386/cpuid.h: Add bit_AVX512FP16.
2187 * config/i386/i386-builtin-types.def: (FLOAT16): New primitive type.
2188 * config/i386/i386-builtins.c: Support _Float16 type for i386
2190 (ix86_register_float16_builtin_type): New function.
2191 (ix86_float16_type_node): New.
2192 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2194 * config/i386/i386-expand.c (ix86_expand_branch): Support
2196 (ix86_prepare_fp_compare_args): Adjust TARGET_SSE_MATH &&
2197 SSE_FLOAT_MODE_P to SSE_FLOAT_MODE_SSEMATH_OR_HF_P.
2198 (ix86_expand_fp_movcc): Ditto.
2199 * config/i386/i386-isa.def: Add PTA define for AVX512FP16.
2200 * config/i386/i386-options.c (isa2_opts): Add -mavx512fp16.
2201 (ix86_valid_target_attribute_inner_p): Add avx512fp16 attribute.
2202 * config/i386/i386.c (ix86_get_ssemov): Use
2203 vmovdqu16/vmovw/vmovsh for HFmode/HImode scalar or vector.
2204 (ix86_get_excess_precision): Use
2205 FLT_EVAL_METHOD_PROMOTE_TO_FLOAT16 when TARGET_AVX512FP16
2207 (sse_store_index): Use SFmode cost for HFmode cost.
2208 (inline_memory_move_cost): Add HFmode, and perfer SSE cost over
2209 GPR cost for HFmode.
2210 (ix86_hard_regno_mode_ok): Allow HImode in sse register.
2211 (ix86_mangle_type): Add manlging for _Float16 type.
2212 (inline_secondary_memory_needed): No memory is needed for
2213 16bit movement between gpr and sse reg under
2215 (ix86_multiplication_cost): Adjust TARGET_SSE_MATH &&
2216 SSE_FLOAT_MODE_P to SSE_FLOAT_MODE_SSEMATH_OR_HF_P.
2217 (ix86_division_cost): Ditto.
2218 (ix86_rtx_costs): Ditto.
2219 (ix86_add_stmt_cost): Ditto.
2220 (ix86_optab_supported_p): Ditto.
2221 * config/i386/i386.h (VALID_AVX512F_SCALAR_MODE): Add HFmode.
2222 (SSE_FLOAT_MODE_SSEMATH_OR_HF_P): Add HFmode.
2223 (PTA_SAPPHIRERAPIDS): Add PTA_AVX512FP16.
2224 * config/i386/i386.md (mode): Add HFmode.
2225 (MODE_SIZE): Add HFmode.
2226 (isa): Add avx512fp16.
2227 (enabled): Handle avx512fp16.
2228 (ssemodesuffix): Add sh suffix for HFmode.
2229 (comm): Add mult, div.
2230 (plusminusmultdiv): New code iterator.
2231 (insn): Add mult, div.
2232 (*movhf_internal): Adjust for avx512fp16 instruction.
2233 (*movhi_internal): Ditto.
2234 (*cmpi<unord>hf): New define_insn for HFmode.
2235 (*ieee_s<ieee_maxmin>hf3): Likewise.
2236 (extendhf<mode>2): Likewise.
2237 (trunc<mode>hf2): Likewise.
2238 (float<floatunssuffix><mode>hf2): Likewise.
2239 (*<insn>hf): Likewise.
2240 (cbranchhf4): New expander.
2241 (movhfcc): Likewise.
2242 (<insn>hf3): Likewise.
2245 * config/i386/i386.opt: Add mavx512fp16.
2246 * config/i386/immintrin.h: Include avx512fp16intrin.h.
2247 * doc/invoke.texi: Add mavx512fp16.
2248 * doc/extend.texi: Add avx512fp16 Usage Notes.
2250 2021-09-08 liuhongt <hongtao.liu@intel.com>
2252 * common.opt: Support -fexcess-precision=16.
2253 * config/aarch64/aarch64.c (aarch64_excess_precision): Return
2254 FLT_EVAL_METHOD_PROMOTE_TO_FLOAT16 when
2255 EXCESS_PRECISION_TYPE_FLOAT16.
2256 * config/arm/arm.c (arm_excess_precision): Ditto.
2257 * config/i386/i386.c (ix86_get_excess_precision): Ditto.
2258 * config/m68k/m68k.c (m68k_excess_precision): Issue an error
2259 when EXCESS_PRECISION_TYPE_FLOAT16.
2260 * config/s390/s390.c (s390_excess_precision): Ditto.
2261 * coretypes.h (enum excess_precision_type): Add
2262 EXCESS_PRECISION_TYPE_FLOAT16.
2263 * doc/tm.texi (TARGET_C_EXCESS_PRECISION): Update documents.
2264 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): Ditto.
2265 * doc/extend.texi (Half-Precision): Document
2266 -fexcess-precision=16.
2267 * flag-types.h (enum excess_precision): Add
2268 EXCESS_PRECISION_FLOAT16.
2269 * target.def (excess_precision): Update document.
2270 * tree.c (excess_precision_type): Set excess_precision_type to
2271 EXCESS_PRECISION_FLOAT16 when -fexcess-precision=16.
2273 2021-09-08 liuhongt <hongtao.liu@intel.com>
2275 * doc/extend.texi: (@node Floating Types): Adjust the wording.
2276 (@node Half-Precision): Ditto.
2278 2021-09-07 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
2281 * config/xtensa/xtensa.c (xtensa_emit_move_sequence): Add
2282 'CONST_INT_P (src)' to the condition of the block that tries to
2283 eliminate literal when loading integer contant.
2285 2021-09-07 David Faust <david.faust@oracle.com>
2287 * doc/extend.texi (BPF Type Attributes) New node.
2288 Document new preserve_access_index attribute.
2289 Document new preserve_access_index builtin.
2290 * doc/invoke.texi: Document -mco-re and -mno-co-re options.
2292 2021-09-07 David Faust <david.faust@oracle.com>
2294 * config/bpf/bpf.c: Adjust includes.
2295 (bpf_handle_preserve_access_index_attribute): New function.
2296 (bpf_attribute_table): Use it here.
2297 (bpf_builtins): Add BPF_BUILTIN_PRESERVE_ACCESS_INDEX.
2298 (bpf_option_override): Handle "-mco-re" option.
2299 (bpf_asm_init_sections): New.
2300 (TARGET_ASM_INIT_SECTIONS): Redefine.
2301 (bpf_file_end): New.
2302 (TARGET_ASM_FILE_END): Redefine.
2303 (bpf_init_builtins): Add "__builtin_preserve_access_index".
2304 (bpf_core_compute, bpf_core_get_index): New.
2305 (is_attr_preserve_access): New.
2306 (bpf_expand_builtin): Handle new builtins.
2307 (bpf_core_newdecl, bpf_core_is_maybe_aggregate_access): New.
2308 (bpf_core_walk): New.
2309 (bpf_resolve_overloaded_builtin): New.
2310 (TARGET_RESOLVE_OVERLOADED_BUILTIN): Redefine.
2312 (pass_bpf_core_attr): New RTL pass.
2313 * config/bpf/bpf-passes.def: New file.
2314 * config/bpf/bpf-protos.h (make_pass_bpf_core_attr): New.
2315 * config/bpf/coreout.c: New file.
2316 * config/bpf/coreout.h: Likewise.
2317 * config/bpf/t-bpf (TM_H): Add $(srcdir)/config/bpf/coreout.h.
2318 (coreout.o): New rule.
2319 (PASSES_EXTRA): Add $(srcdir)/config/bpf/bpf-passes.def.
2320 * config.gcc (bpf): Add coreout.h to extra_headers.
2321 Add coreout.o to extra_objs.
2322 Add $(srcdir)/config/bpf/coreout.c to target_gtfiles.
2324 2021-09-07 David Faust <david.faust@oracle.com>
2326 * btfout.c (get_btf_id): Function is no longer static.
2327 * ctfc.h: Expose it here.
2329 2021-09-07 David Faust <david.faust@oracle.com>
2331 * ctfc.c (ctf_lookup_tree_type): New function.
2334 2021-09-07 David Faust <david.faust@oracle.com>
2336 * ctfc.c (ctf_dtd_lookup): Function is no longer static.
2337 * ctfc.h: Analogous change.
2339 2021-09-07 David Faust <david.faust@oracle.com>
2341 * dwarf2out.c (lookup_type_die): Function is no longer static.
2342 * dwarf2out.h: Expose it here.
2344 2021-09-07 Indu Bhagat <indu.bhagat@oracle.com>
2346 * dwarf2ctf.c (ctf_debug_finalize): Make it static.
2347 (ctf_debug_early_finish): New definition.
2348 (ctf_debug_finish): Likewise.
2349 * dwarf2ctf.h (ctf_debug_finalize): Remove declaration.
2350 (ctf_debug_early_finish): New declaration.
2351 (ctf_debug_finish): Likewise.
2352 * dwarf2out.c (dwarf2out_finish): Invoke ctf_debug_finish.
2353 (dwarf2out_early_finish): Invoke ctf_debug_early_finish.
2355 2021-09-07 Indu Bhagat <indu.bhagat@oracle.com>
2357 * config/bpf/bpf.c (bpf_option_override): For BPF backend, disable LTO
2358 support when compiling for CO-RE.
2359 * config/bpf/bpf.opt: Add new command line option -mco-re.
2361 2021-09-07 Indu Bhagat <indu.bhagat@oracle.com>
2363 * flag-types.h (enum debug_info_type): Add new enum
2364 DINFO_TYPE_BTF_WITH_CORE.
2365 (BTF_WITH_CORE_DEBUG): New bitmask.
2366 * flags.h (btf_with_core_debuginfo_p): New declaration.
2367 * opts.c (btf_with_core_debuginfo_p): New definition.
2369 2021-09-07 Jason Merrill <jason@redhat.com>
2371 * tree.h (error_operand_p): Change to inline function.
2373 2021-09-07 Aldy Hernandez <aldyh@redhat.com>
2375 * tree-ssa-threadedge.c (forwarder_block_p): Rename to...
2376 (empty_block_with_phis_p): ...this.
2377 (potentially_threadable_block): Same.
2378 (jump_threader::thread_through_normal_block): Same.
2380 2021-09-07 Eric Botcazou <ebotcazou@adacore.com>
2383 * dwarf2out.c (mark_base_types): New overloaded function.
2384 (dwarf2out_early_finish): Invoke it on the COMDAT type list as well
2385 as the compilation unit, and call move_marked_base_types afterward.
2387 2021-09-07 H.J. Lu <hjl.tools@gmail.com>
2390 * config/i386/i386-expand.c (ix86_expand_convert_uns_sisf_sse):
2392 (ix86_expand_vector_convert_uns_vsivsf): Likewise.
2394 2021-09-07 Richard Biener <rguenther@suse.de>
2396 PR tree-optimization/102226
2397 * tree-vect-loop.c (vect_transform_cycle_phi): Record
2398 the converted value for the epilogue PHI use.
2400 2021-09-07 Martin Liska <mliska@suse.cz>
2402 PR gcov-profile/80223
2403 * ipa-inline.c (can_inline_edge_p): Similarly to sanitizer
2404 options, do not inline when no_profile_instrument_function
2405 attributes are different in early inliner. It's fine to inline
2406 it after PGO instrumentation.
2408 2021-09-07 Richard Biener <rguenther@suse.de>
2410 PR tree-optimization/101555
2411 * tree-ssa-pre.c (translate_vuse_through_block): Do not
2412 perform an alias walk to determine the validity of the
2413 mem at the start of the block which is already guaranteed
2414 by means of prune_clobbered_mems.
2415 (phi_translate_1): Pass edge to translate_vuse_through_block.
2417 2021-09-07 Xionghu Luo <luoxhu@linux.ibm.com>
2420 * config/rs6000/rs6000.md (fmod<mode>3): New define_expand.
2421 (remainder<mode>3): Likewise.
2423 2021-09-07 YunQiang Su <yunqiang.su@cipunited.com>
2425 * config/mips/mips.c (mips_file_start): add .module for
2428 2021-09-06 Roger Sayle <roger@nextmovesoftware.com>
2430 * wide-int.cc (wi::clz): Reorder tests to ensure the result
2431 is zero for all negative values.
2433 2021-09-06 Tobias Burnus <tobias@codesourcery.com>
2435 * doc/invoke.texi (-foffload-options): Fix @opindex.
2437 2021-09-06 H.J. Lu <hjl.tools@gmail.com>
2440 * config/i386/i386-expand.c (ix86_split_xorsign): Use operands[2].
2441 * config/i386/i386.md (@xorsign<mode>3_1): Add non-destructive
2442 source alternative for AVX.
2444 2021-09-06 liuhongt <hongtao.liu@intel.com>
2446 PR middle-end/102182
2447 * optabs.c (expand_fix): Add from1 to avoid from being
2450 2021-09-06 Eric Botcazou <ebotcazou@adacore.com>
2452 * dwarf2out.c (modified_type_die): Deal with all array types earlier
2453 and use local variable consistently throughout the function.
2455 2021-09-06 Jakub Jelinek <jakub@redhat.com>
2457 PR tree-optimization/102207
2458 * match.pd: Don't demote operands of IFN_{ADD,SUB,MUL}_OVERFLOW if they
2459 were promoted from signed to wider unsigned type.
2461 2021-09-06 Andrew Pinski <apinski@marvell.com>
2463 PR tree-optimization/63184
2464 * match.pd: Add simplification of pointer_diff of two pointer_plus
2465 with addr_expr in the first operand of each pointer_plus.
2466 Add simplificatoin of ne/eq of two pointer_plus with addr_expr
2467 in the first operand of each pointer_plus.
2469 2021-09-06 Richard Biener <rguenther@suse.de>
2471 PR tree-optimization/102176
2472 * tree-vect-slp.c (vect_slp_gather_vectorized_scalar_stmts):
2474 (vect_bb_slp_scalar_cost): Use the computed set of
2475 vectorized scalar stmts instead of relying on the out-of-date
2476 and not accurate PURE_SLP_STMT.
2477 (vect_bb_vectorization_profitable_p): Compute the set
2478 of vectorized scalar stmts.
2480 2021-09-05 Aldy Hernandez <aldyh@redhat.com>
2482 * gimple-range-path.cc (path_range_query::range_of_stmt): Remove
2483 GIMPLE_COND special casing.
2484 (path_range_query::range_defined_in_block): Use range_of_stmt
2485 instead of calling fold_range directly.
2487 2021-09-05 Aldy Hernandez <aldyh@redhat.com>
2489 * gimple-range-path.cc (path_range_query::range_of_expr): Set
2490 m_undefined_path when appropriate.
2491 (path_range_query::internal_range_of_expr): Copy from range_of_expr.
2492 (path_range_query::unreachable_path_p): New.
2493 (path_range_query::precompute_ranges): Set m_undefined_path.
2494 * gimple-range-path.h (path_range_query::unreachable_path_p): New.
2495 (path_range_query::internal_range_of_expr): New.
2496 * tree-ssa-threadbackward.c (back_threader::find_taken_edge_cond):
2497 Use unreachable_path_p.
2499 2021-09-05 Aldy Hernandez <aldyh@redhat.com>
2501 * tree-ssa-threadbackward.c (back_threader::maybe_register_path):
2502 Remove argument and call find_taken_edge.
2503 (back_threader::resolve_phi): Do not calculate taken edge before
2504 calling maybe_register_path.
2505 (back_threader::find_paths_to_names): Same.
2507 2021-09-05 Jeff Law <jlaw@localhost.localdomain>
2509 * config/h8300/h8300.md (QHSI2 mode iterator): New mode iterator.
2510 * config/h8300/testcompare.md (store_c): Update name, use new
2512 (store_neg_c, store_shifted_c): New patterns.
2514 2021-09-03 Segher Boessenkool <segher@kernel.crashing.org>
2517 * config/rs6000/rs6000-logue.c (rs6000_emit_prologue): On ELFv2 use r11
2518 instead of r12 for CR save, in all cases.
2520 2021-09-03 Andrew Pinski <apinski@marvell.com>
2522 * config/aarch64/aarch64-sve-builtins.cc (register_vector_type):
2523 Handle error_mark_node as the type of the type_decl.
2525 2021-09-03 Andrew Pinski <apinski@marvell.com>
2527 * config/aarch64/aarch64-builtins.c (struct aarch64_simd_type_info):
2529 (aarch64_simd_types): Likewise.
2530 (aarch64_simd_intOI_type_node): Likewise.
2531 (aarch64_simd_intCI_type_node): Likewise.
2532 (aarch64_simd_intXI_type_node): Likewise.
2533 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Likewise.
2534 (aarch64_fp16_ptr_type_node): Likewise.
2535 (aarch64_bf16_type_node): Likewise.
2536 (aarch64_bf16_ptr_type_node): Likewise.
2538 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
2540 * range-op.cc (operator_minus::op1_op2_relation_effect): Abstract
2542 (minus_op1_op2_relation_effect): ...here.
2543 (class operator_pointer_diff): New.
2544 (operator_pointer_diff::op1_op2_relation_effect): Call
2545 minus_op1_op2_relation_effect.
2546 (integral_table::integral_table): Add entry for POINTER_DIFF_EXPR.
2548 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
2550 * tree-ssa-threadbackward.c (back_threader::thread_through_all_blocks):
2551 Add may_peel_loop_headers.
2552 (back_threader_registry::thread_through_all_blocks): Same.
2553 (try_thread_blocks): Pass may_peel_loop_headers argument.
2554 (pass_early_thread_jumps::execute): Same.
2556 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
2558 * tree-ssa-threadedge.c (has_phis_p): New.
2559 (forwarder_block_p): New.
2560 (potentially_threadable_block): Call forwarder_block_p.
2561 (jump_threader::thread_around_empty_blocks): Call has_phis_p.
2562 (jump_threader::thread_through_normal_block): Call
2565 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
2567 * tree-ssa-threadbackward.c (back_threader::dump): New.
2568 (back_threader::debug): New.
2569 (back_threader_profitability::profitable_path_p): Dump blocks
2570 even if we are bailing early.
2572 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
2574 * tree-ssa-threadupdate.c (cancel_thread): New.
2575 (jump_thread_path_registry::thread_block_1): Use cancel_thread.
2576 (jump_thread_path_registry::mark_threaded_blocks): Same.
2577 (jump_thread_path_registry::register_jump_thread): Same.
2579 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
2581 * tree-ssa-threadedge.c (jt_state::push): Only call methods for
2582 which objects are available.
2583 (jt_state::pop): Same.
2584 (jt_state::register_equiv): Same.
2585 (jt_state::register_equivs_on_edge): Same.
2587 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
2589 * tree-ssa-threadedge.c (jump_threader::thread_across_edge):
2590 Move pop until after a thread is registered.
2592 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
2594 * tree-ssa-threadupdate.c (debug): New.
2596 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
2598 * gimple-range-trace.cc (push_dump_file::push_dump_file): New.
2599 (push_dump_file::~push_dump_file): New.
2600 (dump_ranger): Change dump_file temporarily while dumping
2602 * gimple-range-trace.h (class push_dump_file): New.
2604 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
2606 * gimple-range-trace.cc (debug_seed_ranger): Remove static.
2607 (dump_ranger): Dump function name.
2609 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
2611 * gimple-range-path.cc (path_range_query::range_defined_in_block):
2612 Adjust for non-null.
2613 (path_range_query::adjust_for_non_null_uses): New.
2614 (path_range_query::precompute_ranges): Call
2615 adjust_for_non_null_uses.
2616 * gimple-range-path.h: Add m_non_null and
2617 adjust_for_non_null_uses.
2619 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
2621 * gimple-range-path.cc (path_range_query::dump): Dump path
2623 (path_range_query::precompute_ranges): Dump entire path.
2625 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
2627 * value-relation.cc (relation_oracle::debug): New.
2628 * value-relation.h (relation_oracle::debug): New.
2630 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
2632 * tree-ssa-loop-ch.c: Remove unnecessary include file.
2634 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
2636 * gimple-range-fold.cc (fold_using_range::postfold_gcond_edges):
2637 Skip statements with no defining BB.
2638 * gimple-range-path.cc (path_range_query::range_defined_in_block):
2639 Do not get confused by statements with no defining BB.
2641 2021-09-03 Aldy Hernandez <aldyh@redhat.com>
2643 * gimple-range-fold.cc (adjust_imagpart_expr): Move from
2644 gimple_range_adjustment. Add support for constants.
2645 (adjust_realpart_expr): New.
2646 (gimple_range_adjustment): Move IMAGPART_EXPR code to
2647 adjust_imagpart_expr.
2648 * range-op.cc (integral_table::integral_table): Add entry for
2651 2021-09-03 Jakub Jelinek <jakub@redhat.com>
2653 * omp-expand.c (expand_omp_atomic_pipeline): Use
2654 IFN_ATOMIC_COMPARE_EXCHANGE instead of
2655 BUILT_IN_SYNC_VAL_COMPARE_AND_SWAP_? so that memory order
2658 2021-09-03 Jakub Jelinek <jakub@redhat.com>
2661 * tree.h (DECL_FIELD_ABI_IGNORED): Changed into rvalue only macro
2662 that is false if DECL_BIT_FIELD.
2663 (SET_DECL_FIELD_ABI_IGNORED, DECL_FIELD_CXX_ZERO_WIDTH_BIT_FIELD,
2664 SET_DECL_FIELD_CXX_ZERO_WIDTH_BIT_FIELD): Define.
2665 * tree-streamer-out.c (pack_ts_decl_common_value_fields): For
2666 DECL_BIT_FIELD stream DECL_FIELD_CXX_ZERO_WIDTH_BIT_FIELD instead
2667 of DECL_FIELD_ABI_IGNORED.
2668 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2669 SET_DECL_FIELD_ABI_IGNORED instead of writing to
2670 DECL_FIELD_ABI_IGNORED and for DECL_BIT_FIELD use
2671 SET_DECL_FIELD_CXX_ZERO_WIDTH_BIT_FIELD instead.
2672 * lto-streamer-out.c (hash_tree): For DECL_BIT_FIELD hash
2673 DECL_FIELD_CXX_ZERO_WIDTH_BIT_FIELD instead of DECL_FIELD_ABI_IGNORED.
2675 2021-09-03 liuhongt <hongtao.liu@intel.com>
2678 * config/i386/amxbf16intrin.h : Remove macro check for __AMX_BF16__.
2679 * config/i386/amxint8intrin.h : Remove macro check for __AMX_INT8__.
2680 * config/i386/amxtileintrin.h : Remove macro check for __AMX_TILE__.
2682 2021-09-02 Martin Sebor <msebor@redhat.com>
2684 PR tree-optimization/17506
2686 * tree-ssa-uninit.c (warn_uninit): Remove conditional guarding note.
2688 2021-09-02 Richard Biener <rguenther@suse.de>
2690 * tree-ssa-loop-im.c (fill_always_executed_in_1): Refine
2691 fix for PR78185 and continue processing when leaving
2694 2021-09-02 Jakub Jelinek <jakub@redhat.com>
2696 PR tree-optimization/99591
2697 * match.pd: Demote operands of IFN_{ADD,SUB,MUL}_OVERFLOW if they
2700 2021-09-02 Richard Biener <rguenther@suse.de>
2703 2021-09-02 Richard Biener <rguenther@suse.de>
2705 PR tree-optimization/102155
2706 * tree-ssa-loop-im.c (fill_always_executed_in_1): Iterate
2707 over a part of the RPO array and do not recurse here.
2708 Dump blocks marked as always executed.
2709 (fill_always_executed_in): Walk over the RPO array and
2710 process loops whose header we run into.
2711 (loop_invariant_motion_in_fun): Compute the first RPO
2712 using rev_post_order_and_mark_dfs_back_seme in iteration
2713 order and pass that to fill_always_executed_in.
2715 2021-09-02 liuhongt <hongtao.liu@intel.com>
2717 * config/i386/i386-modes.def (FLOAT_MODE): Define ieee HFmode.
2718 * config/i386/i386.c (enum x86_64_reg_class): Add
2720 (merge_classes): Handle X86_64_SSEHF_CLASS.
2721 (examine_argument): Ditto.
2722 (construct_container): Ditto.
2723 (classify_argument): Ditto, and set HFmode/HCmode to
2725 (function_value_32): Return _FLoat16/Complex Float16 by
2727 (function_value_64): Return _Float16/Complex Float16 by SSE
2729 (ix86_print_operand): Handle CONST_DOUBLE HFmode.
2730 (ix86_secondary_reload): Require gpr as intermediate register
2731 to store _Float16 from sse register when sse4 is not
2733 (ix86_libgcc_floating_mode_supported_p): Enable _FLoat16 under
2735 (ix86_scalar_mode_supported_p): Ditto.
2736 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Defined.
2737 * config/i386/i386.h (VALID_SSE2_REG_MODE): Add HFmode.
2738 (VALID_INT_MODE_P): Add HFmode and HCmode.
2739 * config/i386/i386.md (*pushhf_rex64): New define_insn.
2741 (*movhf_internal): Ditto.
2742 * doc/extend.texi (Half-Precision Floating Point): Documemt
2745 2021-09-02 Richard Biener <rguenther@suse.de>
2747 PR tree-optimization/102155
2748 * tree-ssa-loop-im.c (fill_always_executed_in_1): Iterate
2749 over a part of the RPO array and do not recurse here.
2750 Dump blocks marked as always executed.
2751 (fill_always_executed_in): Walk over the RPO array and
2752 process loops whose header we run into.
2753 (loop_invariant_motion_in_fun): Compute the first RPO
2754 using rev_post_order_and_mark_dfs_back_seme in iteration
2755 order and pass that to fill_always_executed_in.
2757 2021-09-02 YunQiang Su <syq@debian.org>
2760 2021-08-31 YunQiang Su <yunqiang.su@cipunited.com>
2762 * config/mips/mips.c (mips_module_isa_name): New.
2763 mips_file_start: add .module mipsREV to all asm output
2765 2021-09-01 Jeff Law <jlaw@localhost.localdomain>
2767 PR tree-optimization/102152
2768 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Reduce a vector
2769 comparison to a scalar comparison before calling
2770 update_stmt_if_modified.
2772 2021-09-01 Andrew Pinski <apinski@marvell.com>
2775 * config/aarch64/aarch64.c (aarch64_expand_setmem):
2776 Check STRICT_ALIGNMENT before creating an overlapping
2779 2021-09-01 Martin Sebor <msebor@redhat.com>
2781 * gimple-ssa-warn-access.cc (get_size_range): Add argument.
2782 (check_access): Pass additional argument.
2783 (check_memop_access): Remove template and make a member function.
2784 (maybe_check_dealloc_call): Make a pass_waccess member function.
2785 (class pass_waccess): Add, rename, and remove members.
2786 (pass_waccess::pass_waccess): Adjust to name change.
2787 (pass_waccess::~pass_waccess): Same.
2788 (check_alloca): Make a member function.
2789 (check_alloc_size_call): Same.
2790 (check_strcat): Same.
2791 (check_strncat): Same.
2792 (check_stxcpy): Same.
2793 (check_stxncpy): Same.
2794 (check_strncmp): Same.
2795 (maybe_warn_rdwr_sizes): Rename...
2796 (pass_waccess::maybe_check_access_sizes): ...to this.
2797 (pass_waccess::check_call): Adjust to name changes.
2798 (pass_waccess::maybe_check_dealloc_call): Make a pass_waccess member
2800 (pass_waccess::execute): Adjust to name changes.
2801 * gimple-ssa-warn-access.h (check_memop_access): Remove.
2802 * pointer-query.cc (access_ref::phi): Handle null pointer.
2803 (access_ref::inform_access): Same.
2804 (pointer_query::put_ref): Modify a cached value, not a copy of it.
2805 (pointer_query::dump): New function.
2806 (compute_objsize_r): Avoid overwriting access_ref::bndrng. Cache
2808 * pointer-query.h (pointer_query::dump): Declare.
2809 * tree-ssa-strlen.c (get_range): Simplify. Use function query.
2810 (dump_strlen_info): Use function query.
2811 (printf_strlen_execute): Factor code out into pointer_query::put_ref.
2813 2021-09-01 Thomas Schwinge <thomas@codesourcery.com>
2815 * tree.c (walk_tree_1) <OMP_CLAUSE>: Simplify.
2817 2021-09-01 Iain Sandoe <iain@sandoe.co.uk>
2819 * doc/extend.texi: Document unavailable attribute.
2820 * print-tree.c (print_node): Handle unavailable attribute.
2821 * tree-core.h (struct tree_base): Add a bit to carry unavailability.
2822 * tree.c (error_unavailable_use): New.
2823 * tree.h (TREE_UNAVAILABLE): New.
2824 (error_unavailable_use): New.
2826 2021-09-01 Jakub Jelinek <jakub@redhat.com>
2828 PR tree-optimization/102124
2829 * tree-vect-patterns.c (vect_recog_widen_op_pattern): For ORIG_CODE
2830 MINUS_EXPR, if itype is unsigned with smaller precision than type,
2831 add an extra cast to signed variant of itype to ensure sign-extension.
2833 2021-09-01 Martin Liska <mliska@suse.cz>
2835 * graph.c (draw_cfg_node_succ_edges): Do not color fallthru
2836 edges and rather use colors for TRUE and FALSE edges.
2838 2021-09-01 Richard Biener <rguenther@suse.de>
2840 PR tree-optimization/93491
2841 * tree-ssa-pre.c (compute_avail): Set BB_MAY_NOTRETURN
2842 after processing the stmt itself. Do not consider
2843 pure functions possibly not returning. Properly avoid
2844 adding possibly trapping calls to EXP_GEN when there's
2845 a preceeding possibly not returning call.
2846 * tree-ssa-sccvn.c (vn_reference_may_trap): Conservatively
2849 2021-09-01 Richard Biener <rguenther@suse.de>
2851 PR tree-optimization/102139
2852 * tree-vectorizer.h (vec_base_alignments): Adjust hash-map
2853 type to record a std::pair of the stmt-info and the innermost
2855 (dr_vec_info::group): New member.
2856 * tree-vect-data-refs.c (vect_record_base_alignment): Adjust.
2857 (vect_compute_data_ref_alignment): Verify the recorded
2858 base alignment can be used.
2859 (data_ref_pair): Remove.
2860 (dr_group_sort_cmp): Adjust.
2861 (vect_analyze_data_ref_accesses): Store the group-ID in the
2862 dr_vec_info and operate on a vector of dr_vec_infos.
2864 2021-09-01 YunQiang Su <yunqiang.su@cipunited.com>
2866 * read-md.c (md_reader::handle_enum): support value assignation.
2867 * doc/md.texi: record define_c_enum value assignation support.
2869 2021-09-01 Jakub Jelinek <jakub@redhat.com>
2871 PR tree-optimization/102141
2872 * gimple-ssa-store-merging.c (bswap_view_convert): Add BEFORE
2873 argument. If false, emit stmts after gsi instead of before, and
2875 (bswap_replace): Adjust callers. When converting output of bswap,
2876 emit VIEW_CONVERT prepratation stmts after a copy of gsi instead
2879 2021-09-01 liuhongt <hongtao.liu@intel.com>
2881 * emit-rtl.c (validate_subreg): Get rid of all float-int
2884 2021-09-01 liuhongt <hongtao.liu@intel.com>
2887 2021-08-30 liuhongt <hongtao.liu@intel.com>
2889 * expmed.c (extract_bit_field_1): Make sure we're playing with
2890 integral modes before call extract_integral_bit_field.
2891 (extract_integral_bit_field): Add a parameter of type
2892 scalar_int_mode which corresponds to of tmode.
2893 And call extract_and_convert_fixed_bit_field instead of
2894 extract_fixed_bit_field and convert_extracted_bit_field.
2895 (extract_and_convert_fixed_bit_field): New function, it's a
2896 combination of extract_fixed_bit_field and
2897 convert_extracted_bit_field.
2899 2021-08-31 Thomas Schwinge <thomas@codesourcery.com>
2901 * tree.c (walk_tree_1) <OMP_CLAUSE_TILE>: Handle three operands.
2903 2021-08-31 Thomas Schwinge <thomas@codesourcery.com>
2905 * omp-general.h (omp_is_reference): Rename to...
2906 (omp_privatize_by_reference): ... this. Adjust all users...
2907 * omp-general.c: ... here, ...
2908 * gimplify.c: ... here, ...
2909 * omp-expand.c: ... here, ...
2910 * omp-low.c: ... here.
2912 2021-08-31 Martin Sebor <msebor@redhat.com>
2914 * gimple-ssa-warn-access.cc (maybe_warn_alloc_args_overflow): Test
2915 pointer element for equality to zero, not that of the cotaining
2918 2021-08-31 Martin Sebor <msebor@redhat.com>
2920 * gcc-rich-location.h (gcc_rich_location): Make ctor explicit.
2922 2021-08-31 Martin Sebor <msebor@redhat.com>
2924 * function.h (function): Add comments.
2925 (get_range_query): Same. Add attribute returns nonnull.
2927 2021-08-31 Roger Sayle <roger@nextmovesoftware.com>
2929 * expr.c (convert_modes): Don't use subreg_promoted_mode on a
2930 SUBREG if it can't be guaranteed to a SUBREG_PROMOTED_VAR_P set.
2931 Instead use the standard (safer) is_a <scalar_int_mode> idiom.
2933 2021-08-31 Jeff Law <jlaw@localhost.localdomain>
2935 * config.gcc (cris-*-elf, cris-*-none): Remove dbxelf.h from
2937 (m32r-*-elf, m32rle-*-elf, m32r-*-linux): Likewise.
2938 (mn10300-*-*, am33_2.0-*-linux*): Likewise.
2939 (xtensa*-*-elf, xtensa*-*-linux, xtensa*-*-uclinux): Likewise.
2940 (m32c-*-elf*, m32c-*-rtems*): Likewise.
2941 * config/cris/cris.h (DBX_NO_XREFS): Remove.
2942 (DBX_CONTIN_LENGTH, DBX_CONTIN_CHAR): Likewise.
2943 * config/m32r/m32r.h (DBXOUT_SOURCE_LINE): Likewise.
2944 (DBX_DEBUGGING_INFO, DBX_CONTIN_LENGTH): Likewise.
2945 * config/mn10300/mn10300.h (DEFAULT_GDB_EXTENSIONS): Likewise.
2946 * config/mn10300/linux.h (DBX_REGISTER_NAMES): Likewise.
2948 2021-08-31 Marcel Vollweiler <marcel@codesourcery.com>
2950 * gimplify.c (gimplify_scan_omp_clauses): Error handling. 'ancestor' only
2951 allowed on target constructs and only with particular other clauses.
2952 * omp-expand.c (expand_omp_target): Output of 'sorry, not supported' if
2954 * omp-low.c (check_omp_nesting_restrictions): Error handling. No nested OpenMP
2955 structs when 'ancestor' is used.
2956 (scan_omp_1_stmt): No usage of OpenMP runtime routines in a target region when
2958 * tree-pretty-print.c (dump_omp_clause): Append 'ancestor'.
2959 * tree.h (OMP_CLAUSE_DEVICE_ANCESTOR): Define macro.
2961 2021-08-31 Roger Sayle <roger@nextmovesoftware.com>
2963 * expr.c (convert_modes): Preserve SUBREG_PROMOTED_VAR_P when
2964 creating a (wider) partial subreg from a SUBREG_PROMOTED_VAR_P
2966 * simplify-rtx.c (simplify_unary_operation_1) [SIGN_EXTEND]:
2967 Likewise, preserve SUBREG_PROMOTED_VAR_P when creating a (wider)
2968 partial subreg from a SUBREG_PROMOTED_VAR_P subreg. Generate
2969 SIGN_EXTEND of the SUBREG_REG when a subreg would be paradoxical.
2970 [ZERO_EXTEND]: Likewise, preserve SUBREG_PROMOTED_VAR_P when
2971 creating a (wider) partial subreg from a SUBREG_PROMOTED_VAR_P
2972 subreg. Generate ZERO_EXTEND of the SUBREG_REG when a subreg
2973 would be paradoxical.
2975 2021-08-31 Roger Sayle <roger@nextmovesoftware.com>
2977 * combine.c (combine_simplify_rtx): Avoid converting an explicit
2978 TRUNCATE into a lowpart SUBREG on !TRULY_NOOP_TRUNCATION targets.
2979 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
2981 2021-08-31 Richard Biener <rguenther@suse.de>
2983 PR tree-optimization/102142
2984 * tree-vect-slp.c (vect_bb_vectorization_profitable_p): Fix
2985 condition under which to unset the visited flag.
2987 2021-08-31 Richard Biener <rguenther@suse.de>
2989 PR middle-end/102129
2990 * tree-ssa-ter.c (find_replaceable_in_bb): Do not move
2991 possibly trapping expressions across calls.
2993 2021-08-31 Jakub Jelinek <jakub@redhat.com>
2995 PR tree-optimization/102134
2996 * tree-ssa-ccp.c (bit_value_binop) <case RSHIFT_EXPR>: If sgn is
2997 UNSIGNED and r1val | r1mask has MSB set, ensure lzcount doesn't
3000 2021-08-31 Andrew Pinski <apinski@marvell.com>
3003 * collect-utils.c (setup_signals): New declaration.
3004 * collect-utils.h (setup_signals): New function.
3005 * collect2.c (handler): Delete.
3006 (main): Instead of manually setting up the signals,
3007 just call setup_signals.
3008 * lto-wrapper.c (main): Likewise.
3010 2021-08-31 Andrew Pinski <apinski@marvell.com>
3013 * config/i386/i386-protos.h (x86_output_aligned_bss):
3014 Change align argument to unsigned type.
3015 (x86_elf_aligned_decl_common): Likewise.
3016 * config/i386/i386.c (x86_elf_aligned_decl_common): Likewise.
3017 (x86_output_aligned_bss): Likewise.
3019 2021-08-31 YunQiang Su <yunqiang.su@cipunited.com>
3021 * config/mips/mips.c (mips_module_isa_name): New.
3022 mips_file_start: add .module mipsREV to all asm output
3024 2021-08-31 YunQiang Su <yunqiang.su@cipunited.com>
3026 * config/mips/mips.h (struct mips_cpu_info): define enum mips_isa;
3027 use enum instead of int for 'isa' member.
3028 * config.gcc, config/mips/mips.c, config/mips/mips-cpus.def,
3029 config/mips/netbsd.h: replace hardcoded numbers with enum.
3031 2021-08-31 liuhongt <hongtao.liu@intel.com>
3033 * config/i386/sse.md (*<avx512>_ucmp<mode>3_1): Change from
3034 define_split to define_insn_and_split.
3035 (*avx2_eq<mode>3): Removed.
3036 (<avx512>_eq<mode>3<mask_scalar_merge_name>): Adjust pattern
3037 (<avx512>_eq<mode>3<mask_scalar_merge_name>_1): Rename to ..
3038 (*<avx512>_eq<mode>3<mask_scalar_merge_name>_1): .. this, and
3040 (*avx2_gt<mode>3): Removed.
3041 (<avx512>_gt<mode>3<mask_scalar_merge_name>): Change from
3042 define_insn to define_expand, and adjust pattern.
3043 (UNSPEC_MASKED_EQ, UNSPEC_MASKED_GT): Removed.
3045 2021-08-30 David Malcolm <dmalcolm@redhat.com>
3048 * Makefile.in (ANALYZER_OBJS): Add analyzer/call-info.o.
3050 2021-08-30 Jason Merrill <jason@redhat.com>
3052 * doc/invoke.texi: Document -Wmissing-requires.
3054 2021-08-30 Bill Schmidt <wschmidt@linux.ibm.com>
3056 * config/rs6000/rs6000-call.c (rs6000_init_builtins): Remove
3057 TARGET_EXTRA_BUILTINS guard.
3059 2021-08-30 Bill Schmidt <wschmidt@linux.ibm.com>
3061 * config/rs6000/rs6000-call.c (rs6000_init_builtins): Change
3062 initialization of V2DI_type_node and unsigned_V2DI_type_node.
3064 2021-08-30 Bill Schmidt <wschmidt@linux.ibm.com>
3066 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): Use the new
3067 decl when new_builtins_are_live.
3068 * config/rs6000/rs6000-builtin-new.def (__builtin_cfstring): New
3071 2021-08-30 Pat Haugen <pthaugen@linux.ibm.com>
3073 * config/rs6000/rs6000-cpus.def (ISA_3_1_MASKS_SERVER): Add
3074 OPTION_MASK_P10_FUSION_2STORE.
3075 (POWERPC_MASKS): Likewise.
3076 * config/rs6000/rs6000.c (rs6000_option_override_internal): Enable
3077 store fusion for Power10.
3078 (is_fusable_store): New.
3079 (power10_sched_reorder): Likewise.
3080 (rs6000_sched_reorder): Do Power10 specific reordering.
3081 (rs6000_sched_reorder2): Likewise.
3082 * config/rs6000/rs6000.opt: Add new option.
3084 2021-08-30 Richard Biener <rguenther@suse.de>
3086 PR tree-optimization/102128
3087 * tree-vect-slp.c (vect_bb_vectorization_profitable_p):
3088 Move scanning for if-converted scalar code to the caller
3089 and instead delay clearing the visited flag for profitable
3091 (vect_slp_region): Cost all subgraphs before scheduling.
3092 For if-converted BB vectorization scan for scalar COND_EXPRs
3093 and do not vectorize if any found and the cost model is
3096 2021-08-30 Richard Biener <rguenther@suse.de>
3098 * common.opt (fexceptions): Mark
3099 EnabledBy(fnon-call-exceptions).
3100 * doc/invoke.texi (fnon-call-exceptions): Document this
3101 enables -fexceptions.
3103 2021-08-30 Sebastian Huber <sebastian.huber@embedded-brains.de>
3105 * tsystem.h (abort): Define abort() if inhibit_libc is defined and it
3106 is not already defined.
3108 2021-08-30 liuhongt <hongtao.liu@intel.com>
3110 * expmed.c (extract_bit_field_1): Make sure we're playing with
3111 integral modes before call extract_integral_bit_field.
3112 (extract_integral_bit_field): Add a parameter of type
3113 scalar_int_mode which corresponds to of tmode.
3114 And call extract_and_convert_fixed_bit_field instead of
3115 extract_fixed_bit_field and convert_extracted_bit_field.
3116 (extract_and_convert_fixed_bit_field): New function, it's a
3117 combination of extract_fixed_bit_field and
3118 convert_extracted_bit_field.
3120 2021-08-29 Iain Sandoe <iain@sandoe.co.uk>
3122 * config/darwin.c (darwin_libc_has_function): Do not run
3123 the checks for x86 or modern Darwin. Make sure that there
3124 is a value set for darwin_macosx_version_min before testing.
3126 2021-08-29 Iain Sandoe <iain@sandoe.co.uk>
3128 * config/i386/darwin.h (CLEAR_INSN_CACHE): New.
3130 2021-08-28 Jan Hubicka <hubicka@ucw.cz>
3132 * ipa-modref-tree.h (modref_access_node::merge): Break out
3133 logic combining offsets and logic merging ranges to ...
3134 (modref_access_node::combined_offsets): ... here
3135 (modref_access_node::update2): ... here
3136 (modref_access_node::closer_pair_p): New member function.
3137 (modref_access_node::forced_merge): New member function.
3138 (modre_ref_node::insert): Do merging when table is full.
3140 2021-08-28 YunQiang Su <yunqiang.su@cipunited.com>
3143 * config.gcc: MIPS: use N64 ABI by default if the triple end
3144 with -gnuabi64, which is used by Debian since 2013.
3146 2021-08-28 Alexandre Oliva <oliva@adacore.com>
3148 * ipa-modref.c (analyze_function): Skip debug stmts.
3149 * tree-inline.c (estimate_num_insn): Consider builtins even
3150 without a cgraph_node.
3152 2021-08-27 Jeff Law <jlaw@localhost.localdomain>
3154 * config/h8300/bitfield.md (cstore<mode>4): Remove expander.
3155 * config/h8300/h8300.c (h8300_expand_branch): Remove function.
3156 * config/h8300/h8300-protos.h (h8300_expadn_branch): Remove prototype.
3157 * config/h8300/h8300.md (eqne): New code iterator.
3158 (geultu, geultu_to_c): Similarly.
3159 * config/h8300/testcompare.md (cstore<mode>4): Dummy expander.
3160 (store_c_<mode>, store_c_i_<mode>): New define_insn_and_splits
3161 (cmp<mode>_c): New pattern
3163 2021-08-27 Jeff Law <jlaw@localhost.localdomain>
3165 * tree-ssa-dom.c (reduce_vector_comparison_to_scalar_comparison): New
3167 (dom_opt_dom_walker::optimize_stmt): Use it.
3169 2021-08-27 Iain Sandoe <iain@sandoe.co.uk>
3171 * config/darwin.c (finalize_ctors): Add a section-start linker-
3173 (finalize_dtors): Likewise.
3174 * config/darwin.h (MIN_LD64_INIT_TERM_START_LABELS): New.
3176 2021-08-27 Bill Schmidt <wschmidt@linux.ibm.com>
3178 * config/rs6000/rs6000-call.c (rs6000-builtins.h): New #include.
3179 (rs6000_init_builtins): Call rs6000_init_generated_builtins. Skip the
3180 old initialization logic when new builtins are enabled.
3181 * config/rs6000/rs6000-gen-builtins.c (write_decls): Rename
3182 rs6000_autoinit_builtins to rs6000_init_generated_builtins.
3183 (write_init_file): Likewise.
3185 2021-08-27 Iain Sandoe <iain@sandoe.co.uk>
3187 * configure.ac (darwin2[[0-9]]* | darwin19*): Alter use of
3188 gcc_GAS_CHECK_FEATURE to remove an extraneous parameter.
3189 (amdgcn-* | gcn-*) Likewise.
3191 2021-08-27 Anthony Sharp <anthonysharp15@gmail.com>
3193 * symbol-summary.h: Added missing template keyword.
3195 2021-08-27 Richard Biener <rguenther@suse.de>
3197 PR tree-optimization/45178
3198 * tree-ssa-dce.c (find_obviously_necessary_stmts): For
3199 infinite loops without exit do not mark control dependent
3200 edges of the latch necessary.
3202 2021-08-27 konglin1 <lingling.kong@intel.com>
3205 * config/i386/sse.md: (<avx512>scattersi<mode>): Add mask operand to
3207 (<avx512>scattersi<mode>): Likewise.
3208 (*avx512f_scattersi<VI48F:mode>): Merge mask operand to set_dest.
3209 (*avx512f_scatterdi<VI48F:mode>): Likewise
3211 2021-08-27 Kewen Lin <linkw@linux.ibm.com>
3213 * config/rs6000/rs6000.c (rs6000_builtin_md_vectorized_function): Add
3214 support for built-in functions MISC_BUILTIN_DIVWE, MISC_BUILTIN_DIVWEU,
3215 MISC_BUILTIN_DIVDE, MISC_BUILTIN_DIVDEU, P10_BUILTIN_CFUGED,
3216 P10_BUILTIN_CNTLZDM, P10_BUILTIN_CNTTZDM, P10_BUILTIN_PDEPD and
3217 P10_BUILTIN_PEXTD on Power10.
3219 2021-08-27 Kewen Lin <linkw@linux.ibm.com>
3221 * config/rs6000/rs6000-call.c (builtin_function_type): Add unsigned
3222 signedness for some Power10 bifs.
3224 2021-08-27 David Edelsohn <dje.gcc@gmail.com>
3227 * config/rs6000/rs6000.c (rs6000_adjust_field_align): Use
3228 computed alignment if the entire struct has attribute packed.
3230 2021-08-27 liuhongt <hongtao.liu@intel.com>
3234 * config/i386/i386.c (ix86_gimple_fold_builtin): Fold
3235 IX86_BUILTIN_SHUFPD512, IX86_BUILTIN_SHUFPS512,
3236 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS,
3237 IX86_BUILTIN_SHUFPS256.
3238 (ix86_masked_all_ones): New function.
3240 2021-08-26 Uroš Bizjak <ubizjak@gmail.com>
3242 * config/i386/i386.md (*btr<mode>_1): Call force_reg unconditionally.
3243 (conditional moves with memory inputs splitters): Ditto.
3244 * config/i386/sse.md (one_cmpl<mode>2): Simplify.
3246 2021-08-26 Jan Hubicka <hubicka@ucw.cz>
3248 * ipa-modref-tree.h (modref_access_node::try_merge_with): Restart
3249 search after merging.
3251 2021-08-26 Bill Schmidt <wschmidt@linux.ibm.com>
3253 * config/rs6000/rs6000-overload.def: Add remaining overloads.
3255 2021-08-26 Bill Schmidt <wschmidt@linux.ibm.com>
3257 * config/rs6000/rs6000-builtin-new.def: Add cell stanza.
3259 2021-08-26 Bill Schmidt <wschmidt@linux.ibm.com>
3261 * config/rs6000/rs6000-builtin-new.def: Add ieee128-hw, dfp,
3262 crypto, and htm stanzas.
3264 2021-08-26 Bill Schmidt <wschmidt@linux.ibm.com>
3266 * config/rs6000/rs6000-builtin-new.def: Add mma stanza.
3268 2021-08-26 Martin Sebor <msebor@redhat.com>
3270 * tree-ssa-uninit.c (warn_uninit): Refactor and simplify.
3271 (warn_uninit_phi_uses): Remove argument from calls to warn_uninit.
3272 (warn_uninitialized_vars): Same. Reduce visibility of locals.
3273 (warn_uninitialized_phi): Same.
3275 2021-08-26 Roger Sayle <roger@nextmovesoftware.com>
3277 * tree-ssa-ccp.c (get_individual_bits): Helper function to
3278 extract the individual bits from a widest_int constant (mask).
3279 (gray_code_bit_flips): New read-only table for effiently
3280 enumerating permutations/combinations of bits.
3281 (bit_value_binop) [LROTATE_EXPR, RROTATE_EXPR]: Handle rotates
3282 by unknown counts that are guaranteed less than the target
3283 precision and four or fewer unknown bits by enumeration.
3284 [LSHIFT_EXPR, RSHIFT_EXPR]: Likewise, also handle shifts by
3285 enumeration under the same conditions. Handle remaining
3286 shifts as a mask based upon the minimum possible shift value.
3288 2021-08-26 Roger Sayle <roger@nextmovesoftware.com>
3289 Richard Biener <rguenther@suse.de>
3291 * match.pd (shift transformations): Remove a redundant
3292 !POINTER_TYPE_P check.
3294 2021-08-26 Uroš Bizjak <ubizjak@gmail.com>
3297 * config/i386/i386.md (cmove reg-reg move elimination peephole2s):
3298 Set all_regs to true in the call to replace_rtx.
3300 2021-08-26 Jan Hubicka <hubicka@ucw.cz>
3302 * ipa-modref-tree.c (test_insert_search_collapse): Update test.
3303 * ipa-modref-tree.h (modref_base_node::insert): Be smarter when
3304 hiting --param modref-max-refs limit.
3305 (modref_tree:insert_base): Be smarter when hitting
3306 --param modref-max-bases limit. Add new parameter REF.
3307 (modref_tree:insert): Update.
3308 (modref_tree:merge): Update.
3309 * ipa-modref.c (read_modref_records): Update.
3311 2021-08-26 Jan Hubicka <hubicka@ucw.cz>
3313 * params.opt: (modref-max-adjustments): Add full stop.
3315 2021-08-26 Jan Hubicka <hubicka@ucw.cz>
3317 * ipa-modref-tree.h (modref_ref_node::verify): New member
3319 (modref_ref_node::insert): Use it.
3320 (modref_ref_node::try_mere_with): Fix off by one error.
3322 2021-08-26 Martin Liska <mliska@suse.cz>
3323 Stefan Kneifel <stefan.kneifel@bluewin.ch>
3325 * cgraph.h (create_version_clone_with_body): Add new parameter.
3326 * cgraphclones.c: Likewise.
3327 * multiple_target.c (create_dispatcher_calls): Do not use
3329 (create_target_clone): Likewise here.
3331 2021-08-26 Jonathan Yong <10walls@gmail.com>
3333 * doc/extend.texi: Add note about reserved priorities
3334 to the constructor attribute.
3336 2021-08-25 Martin Sebor <msebor@redhat.com>
3338 * gimple-range-cache.cc (ssa_global_cache::dump): Avoid printing
3339 range table header alone.
3340 * gimple-range.cc (gimple_ranger::export_global_ranges): Same.
3342 2021-08-25 Jan Hubicka <hubicka@ucw.cz>
3344 * doc/invoke.texi: Document --param modref-max-adjustments.
3345 * ipa-modref-tree.c (test_insert_search_collapse): Update.
3346 (test_merge): Update.
3347 * ipa-modref-tree.h (struct modref_access_node): Add adjustments;
3348 (modref_access_node::operator==): Fix handling of access ranges.
3349 (modref_access_node::contains): Constify parameter; handle also
3350 mismatched parm offsets.
3351 (modref_access_node::update): New function.
3352 (modref_access_node::merge): New function.
3353 (unspecified_modref_access_node): Update constructor.
3354 (modref_ref_node::insert_access): Add record_adjustments parameter;
3356 (modref_ref_node::try_merge_with): New private function.
3357 (modref_tree::insert): New record_adjustments parameter.
3358 (modref_tree::merge): New record_adjustments parameter.
3359 (modref_tree::copy_from): Update.
3360 * ipa-modref.c (dump_access): Dump adjustments field.
3361 (get_access): Update constructor.
3362 (record_access): Update call of insert.
3363 (record_access_lto): Update call of insert.
3364 (merge_call_side_effects): Add record_adjustments parameter.
3365 (get_access_for_fnspec): Update.
3366 (process_fnspec): Update.
3367 (analyze_call): Update.
3368 (analyze_function): Update.
3369 (read_modref_records): Update.
3370 (ipa_merge_modref_summary_after_inlining): Update.
3371 (propagate_unknown_call): Update.
3372 (modref_propagate_in_scc): Update.
3373 * params.opt (param-max-modref-adjustments=): New.
3375 2021-08-25 Michael Meissner <meissner@linux.ibm.com>
3377 * config/rs6000/vsx.md (UNSPEC_XXSPLTIDP): Rename from
3379 (xxspltiw_v4si): Use vecperm type attribute.
3380 (xxspltiw_v4si_inst): Use vecperm type attribute.
3381 (xxspltiw_v4sf_inst): Likewise.
3382 (xxspltidp_v2df): Use vecperm type attribute. Use
3383 UNSPEC_XXSPLTIDP instead of UNSPEC_XXSPLTID.
3384 (xxspltidp_v2df_inst): Likewise.
3385 (xxsplti32dx_v4si): Use vecperm type attribute.
3386 (xxsplti32dx_v4si_inst): Likewise.
3387 (xxsplti32dx_v4sf_inst): Likewise.
3388 (xxblend_<mode>): Likewise.
3389 (xxpermx): Likewise.
3390 (xxpermx_inst): Likewise.
3393 2021-08-25 Lewis Hyatt <lhyatt@gmail.com>
3396 * coretypes.h (typedef diagnostic_input_charset_callback): Declare.
3397 * diagnostic.c (diagnostic_initialize_input_context): New function.
3398 * diagnostic.h (diagnostic_initialize_input_context): Declare.
3399 * input.c (default_charset_callback): New function.
3400 (file_cache::initialize_input_context): New function.
3401 (file_cache_slot::create): Added ability to convert the input
3402 according to the input context.
3403 (file_cache::file_cache): Initialize the new input context.
3404 (class file_cache_slot): Added new m_alloc_offset member.
3405 (file_cache_slot::file_cache_slot): Initialize the new member.
3406 (file_cache_slot::~file_cache_slot): Handle potentially offset buffer.
3407 (file_cache_slot::maybe_grow): Likewise.
3408 (file_cache_slot::needs_read_p): Handle NULL fp, which is now possible.
3409 (file_cache_slot::get_next_line): Likewise.
3410 * input.h (class file_cache): Added input context member.
3412 2021-08-25 Richard Biener <rguenther@suse.de>
3414 PR tree-optimization/102046
3415 * tree-vect-slp.c (vect_build_slp_tree_2): Conservatively
3416 update ->any_pattern when swapping operands.
3418 2021-08-25 Hongyu Wang <hongyu.wang@intel.com>
3421 * config/i386/i386.c (ix86_live_on_entry): Adjust comment.
3422 (ix86_decompose_address): Remove retval check for ASHIFT,
3423 allow non-canonical zero extend if AND mask covers ASHIFT
3425 (ix86_legitimate_address_p): Adjust condition for decompose.
3426 (ix86_rtx_costs): Adjust cost for lea with non-canonical
3428 Co-Authored by: Uros Bizjak <ubizjak@gmail.com>
3430 2021-08-25 Jiufu Guo <guojiufu@linux.ibm.com>
3432 PR tree-optimization/101145
3433 * tree-ssa-loop-niter.c (number_of_iterations_until_wrap):
3435 (number_of_iterations_lt): Invoke above function.
3436 (adjust_cond_for_loop_until_wrap):
3437 Merge to number_of_iterations_until_wrap.
3438 (number_of_iterations_cond): Update invokes for
3439 adjust_cond_for_loop_until_wrap and number_of_iterations_lt.
3441 2021-08-25 konglin1 <lingling.kong@intel.com>
3444 * config/i386/avx512dqintrin.h (_mm512_fpclass_ps_mask): Fix
3446 (_mm512_mask_fpclass_ps_mask): Ditto.
3448 2021-08-25 Kewen Lin <linkw@linux.ibm.com>
3450 * config/rs6000/altivec.md (vec_unpacku_hi_v16qi): Remove.
3451 (vec_unpacku_hi_v8hi): Likewise.
3452 (vec_unpacku_lo_v16qi): Likewise.
3453 (vec_unpacku_lo_v8hi): Likewise.
3454 (vec_unpacku_hi_<VP_small_lc>): New define_expand.
3455 (vec_unpacku_lo_<VP_small_lc>): Likewise.
3457 2021-08-24 David Edelsohn <dje.gcc@gmail.com>
3459 * config/rs6000/aix.h (SYSTEM_IMPLICIT_EXTERN_C): Delete.
3460 * config/rs6000/aix71.h (SYSTEM_IMPLICIT_EXTERN_C): Define.
3461 * config/rs6000/aix72.h (SYSTEM_IMPLICIT_EXTERN_C): Define.
3462 * config/rs6000/aix73.h (TARGET_AIX_VERSION): Increase to 73.
3464 2021-08-24 Roger Sayle <roger@nextmovesoftware.com>
3466 PR middle-end/102031
3467 * simplify-rtx.c (simplify_truncation): When comparing precisions
3468 use "subreg_prec" variable, not "subreg_mode".
3470 2021-08-24 Bill Schmidt <wschmidt@linux.ibm.com>
3472 * config/rs6000/rs6000-builtin-new.def: Add power10 and power10-64
3475 2021-08-24 Bill Schmidt <wschmidt@linux.ibm.com>
3477 * config/rs6000/rs6000-call.c (rs6000_init_builtins): Initialize
3478 various pointer type nodes.
3479 * config/rs6000/rs6000.h (rs6000_builtin_type_index): Add enum
3480 values for various pointer types.
3481 (ptr_V16QI_type_node): New macro.
3482 (ptr_V1TI_type_node): New macro.
3483 (ptr_V2DI_type_node): New macro.
3484 (ptr_V2DF_type_node): New macro.
3485 (ptr_V4SI_type_node): New macro.
3486 (ptr_V4SF_type_node): New macro.
3487 (ptr_V8HI_type_node): New macro.
3488 (ptr_unsigned_V16QI_type_node): New macro.
3489 (ptr_unsigned_V1TI_type_node): New macro.
3490 (ptr_unsigned_V8HI_type_node): New macro.
3491 (ptr_unsigned_V4SI_type_node): New macro.
3492 (ptr_unsigned_V2DI_type_node): New macro.
3493 (ptr_bool_V16QI_type_node): New macro.
3494 (ptr_bool_V8HI_type_node): New macro.
3495 (ptr_bool_V4SI_type_node): New macro.
3496 (ptr_bool_V2DI_type_node): New macro.
3497 (ptr_bool_V1TI_type_node): New macro.
3498 (ptr_pixel_type_node): New macro.
3499 (ptr_intQI_type_node): New macro.
3500 (ptr_uintQI_type_node): New macro.
3501 (ptr_intHI_type_node): New macro.
3502 (ptr_uintHI_type_node): New macro.
3503 (ptr_intSI_type_node): New macro.
3504 (ptr_uintSI_type_node): New macro.
3505 (ptr_intDI_type_node): New macro.
3506 (ptr_uintDI_type_node): New macro.
3507 (ptr_intTI_type_node): New macro.
3508 (ptr_uintTI_type_node): New macro.
3509 (ptr_long_integer_type_node): New macro.
3510 (ptr_long_unsigned_type_node): New macro.
3511 (ptr_float_type_node): New macro.
3512 (ptr_double_type_node): New macro.
3513 (ptr_long_double_type_node): New macro.
3514 (ptr_dfloat64_type_node): New macro.
3515 (ptr_dfloat128_type_node): New macro.
3516 (ptr_ieee128_type_node): New macro.
3517 (ptr_ibm128_type_node): New macro.
3518 (ptr_vector_pair_type_node): New macro.
3519 (ptr_vector_quad_type_node): New macro.
3520 (ptr_long_long_integer_type_node): New macro.
3521 (ptr_long_long_unsigned_type_node): New macro.
3523 2021-08-24 Bill Schmidt <wschmidt@linux.ibm.com>
3525 * config/rs6000/rs6000-builtin-new.def: Add power9-vector, power9,
3526 and power9-64 stanzas.
3528 2021-08-24 Roger Sayle <roger@nextmovesoftware.com>
3529 Tom de Vries <tdevries@suse.de>
3531 * config.gcc (nvptx-*-*): Define {c,c++}_target_objs.
3532 * config/nvptx/nvptx-protos.h (nvptx_cpu_cpp_builtins): Prototype.
3533 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Implement with
3534 a call to the new nvptx_cpu_cpp_builtins function in nvptx-c.c.
3535 * config/nvptx/t-nvptx (nvptx-c.o): New rule.
3536 * config/nvptx/nvptx-c.c: New source file.
3537 (nvptx_cpu_cpp_builtins): Move implementation here.
3539 2021-08-24 Martin Sebor <msebor@redhat.com>
3541 PR middle-end/101600
3542 PR middle-end/101977
3543 * gimple-ssa-warn-access.cc (maybe_warn_for_bound): Tighten up
3544 the phrasing of a warning.
3545 (check_access): Use the remaining size after subtracting any offset
3546 rather than the whole object size.
3547 * pointer-query.cc (access_ref::get_ref): Clear BASE0 flag if it's
3548 clear for any nonnull PHI argument.
3549 (compute_objsize): Clear argument.
3551 2021-08-24 Bill Schmidt <wschmidt@linux.ibm.com>
3553 * config/rs6000/rs6000-builtin-new.def: Add power8-vector stanza.
3555 2021-08-24 Bill Schmidt <wschmidt@linux.ibm.com>
3557 * config/rs6000/rs6000-builtin-new.def: Add power7 and power7-64
3560 2021-08-24 Andrew MacLeod <amacleod@redhat.com>
3562 * value-relation.cc (rr_transitive_table): New.
3563 (relation_transitive): New.
3564 (value_relation::swap): Remove.
3565 (value_relation::apply_transitive): New.
3566 (relation_oracle::relation_oracle): Allocate a new tmp bitmap.
3567 (relation_oracle::register_relation): Call register_transitives.
3568 (relation_oracle::register_transitives): New.
3569 * value-relation.h (relation_oracle): Add new temporary bitmap and
3572 2021-08-24 H.J. Lu <hjl.tools@gmail.com>
3575 * config/i386/i386-expand.c (ix86_expand_vector_move): Broadcast
3576 from integer to a pseudo vector register.
3578 2021-08-24 Richard Biener <rguenther@suse.de>
3580 PR tree-optimization/100089
3581 * tree-vectorizer.h (vect_slp_bb): Rename to ...
3582 (vect_slp_if_converted_bb): ... this and get the original
3583 loop as new argument.
3584 * tree-vectorizer.c (try_vectorize_loop_1): Revert previous fix,
3585 pass original loop to vect_slp_if_converted_bb.
3586 * tree-vect-slp.c (vect_bb_vectorization_profitable_p):
3587 If orig_loop was passed scan the not vectorized stmts
3588 for COND_EXPRs and force not profitable if found.
3589 (vect_slp_region): Pass down all SLP instances to costing
3590 if orig_loop was specified.
3591 (vect_slp_bbs): Pass through orig_loop.
3592 (vect_slp_bb): Rename to ...
3593 (vect_slp_if_converted_bb): ... this and get the original
3594 loop as new argument.
3595 (vect_slp_function): Adjust.
3597 2021-08-24 Richard Earnshaw <rearnsha@arm.com>
3600 * config/arm/arm.md (attribute arch): Add fix_vlldm.
3601 (arch_enabled): Use it.
3602 * config/arm/vfp.md (lazy_store_multiple_insn): Add alternative to
3603 use when erratum mitigation is needed.
3605 2021-08-24 Richard Earnshaw <rearnsha@arm.com>
3608 * config/arm/arm.opt (mfix-cmse-cve-2021-35465): New option.
3609 * doc/invoke.texi (Arm Options): Document it.
3610 * config/arm/arm-cpus.in (quirk_vlldm): New feature bit.
3611 (ALL_QUIRKS): Add quirk_vlldm.
3612 (cortex-m33): Add quirk_vlldm.
3613 (cortex-m35p, cortex-m55): Likewise.
3614 * config/arm/arm.c (arm_option_override): Enable fix_vlldm if
3615 targetting an affected CPU and not explicitly controlled on
3618 2021-08-24 Richard Earnshaw <rearnsha@arm.com>
3620 * config/arm/vfp.md (lazy_store_multiple_insn): Rewrite as valid RTL.
3621 (lazy_load_multiple_insn): Likewise.
3623 2021-08-24 liuhongt <hongtao.liu@intel.com>
3626 * config/i386/sse.md (<avx512>_vternlog<mode><sd_maskz_name>):
3627 Enable avx512 embedded broadcast.
3628 (*<avx512>_vternlog<mode>_all): Ditto.
3629 (<avx512>_vternlog<mode>_mask): Ditto.
3631 2021-08-24 liuhongt <hongtao.liu@intel.com>
3634 * config/i386/i386.c (ix86_rtx_costs): Define cost for
3636 * config/i386/i386.h (STRIP_UNARY): New macro.
3637 * config/i386/predicates.md (reg_or_notreg_operand): New
3639 * config/i386/sse.md (*<avx512>_vternlog<mode>_all): New define_insn.
3640 (*<avx512>_vternlog<mode>_1): New pre_reload
3641 define_insn_and_split.
3642 (*<avx512>_vternlog<mode>_2): Ditto.
3643 (*<avx512>_vternlog<mode>_3): Ditto.
3644 (any_logic1,any_logic2): New code iterator.
3645 (logic_op): New code attribute.
3646 (ternlogsuffix): Extend to VNxDF and VNxSF.
3648 2021-08-24 Richard Biener <rguenther@suse.de>
3650 * doc/invoke.texi (vect-inner-loop-cost-factor): Adjust.
3651 * params.opt (--param vect-inner-loop-cost-factor): Adjust
3653 * tree-vect-loop.c (vect_analyze_loop_form): Initialize
3654 inner_loop_cost_factor to the minimum of the estimated number
3655 of iterations of the inner loop and vect-inner-loop-cost-factor.
3657 2021-08-24 Roger Sayle <roger@nextmovesoftware.com>
3658 Richard Biener <rguenther@suse.de>
3660 * config/i386/i386-features.c (compute_convert_gain): Provide
3661 more accurate values for CONST_INT, when optimizing for size.
3662 * config/i386/i386.c (COSTS_N_BYTES): Move definition from here...
3663 * config/i386/i386.h (COSTS_N_BYTES): to here.
3665 2021-08-24 Roger Sayle <roger@nextmovesoftware.com>
3666 Jakub Jelinek <jakub@redhat.com>
3668 PR middle-end/102029
3669 * match.pd (shift transformations): Add an additional check for
3670 !POINTER_TYPE_P in the recently added left shift transformation.
3672 2021-08-24 liuhongt <hongtao.liu@intel.com>
3674 PR tree-optimization/100089
3675 * tree-vectorizer.c (try_vectorize_loop_1): Disable slp in
3676 loop vectorizer when cost model is very-cheap.
3678 2021-08-23 Bill Schmidt <wschmidt@linux.ibm.com>
3680 * config/rs6000/rs6000-gen-builtins.c (parse_bif_entry): Don't call
3681 asprintf, which is not available on AIX.
3683 2021-08-23 Bill Schmidt <wschmidt@linux.ibm.com>
3685 * config.gcc (target_gtfiles): Add ./rs6000-builtins.h.
3686 * config/rs6000/t-rs6000 (EXTRA_GTYPE_DEPS): Set.
3688 2021-08-23 Bill Schmidt <wschmidt@linux.ibm.com>
3690 * config.gcc (powerpc*-*-*): Add rs6000-builtins.o to extra_objs.
3691 * config/rs6000/rs6000-gen-builtins.c (main): Close init_file
3693 * config/rs6000/t-rs6000 (rs6000-gen-builtins.o): New target.
3694 (rbtree.o): Likewise.
3695 (rs6000-gen-builtins): Likewise.
3696 (rs6000-builtins.c): Likewise.
3697 (rs6000-builtins.h): Likewise.
3698 (rs6000.o): Add dependency.
3699 (EXTRA_HEADERS): Add rs6000-vecdefines.h.
3700 (rs6000-vecdefines.h): New target.
3701 (rs6000-builtins.o): Likewise.
3702 (rs6000-call.o): Add rs6000-builtins.h as a dependency.
3703 (rs6000-c.o): Likewise.
3705 2021-08-23 Bill Schmidt <wschmidt@linux.ibm.com>
3708 * config/rs6000/rs6000-gen-builtins.c (consume_whitespace):
3709 Diagnose buffer overrun.
3710 (safe_inc_pos): Fix overrun detection.
3711 (match_identifier): Diagnose buffer overrun.
3712 (match_integer): Likewise.
3713 (match_to_right_bracket): Likewise.
3715 2021-08-23 Jan Hubicka <hubicka@ucw.cz>
3717 * ipa-modref-tree.h (modref_access_node::range_info_useful_p):
3718 Improve range compare.
3719 (modref_access_node::contains): New member function.
3720 (modref_access_node::search): Remove.
3721 (modref_access_node::insert): Be smarter about subaccesses.
3723 2021-08-23 Thomas Schwinge <thomas@codesourcery.com>
3725 * config/i386/i386-options.c (ix86_omp_device_kind_arch_isa)
3726 <omp_device_arch> [ACCEL_COMPILER]: Match "intel_mic".
3727 * config/i386/t-omp-device (omp-device-properties-i386) <arch>:
3730 2021-08-23 Jeff Law <jlaw@localhost.localdomain>
3732 * config/h8300/h8300-protos.h (h8300_expand_epilogue): Add new
3734 * config/h8300/jumpcall.md (call, call_value): Restrict to
3735 !SIBLING_CALL_P cases.
3736 (subcall, sibcall_value): New patterns & expanders.
3737 * config/h8300/proepi.md (epilogue): Pass new argument to
3738 h8300_expand_epilogue.
3739 (sibcall_epilogue): New expander.
3740 * config/h8300/h8300.c (h8300_expand_epilogue): Handle sibcall
3742 (h8300_ok_for_sibcall_p): New function.
3743 (TARGET_FUNCTION_OK_FOR_SIBCALL): define.
3745 2021-08-23 Roger Sayle <roger@nextmovesoftware.com>
3747 * simplify-rtx.c (simplify_unary_operation_1): [TRUNCATE]:
3748 Handle case where the operand is already the desired mode.
3750 2021-08-23 Richard Biener <rguenther@suse.de>
3753 * tree-ssa-structalias.c (ipa_pta_execute): Check in_other_partition
3754 in addition to has_gimple_body.
3756 2021-08-23 Jan Hubicka <hubicka@ucw.cz>
3758 PR middle-end/101949
3759 * ipa-modref.c (analyze_ssa_name_flags): Fix merging of
3762 2021-08-23 Martin Liska <mliska@suse.cz>
3764 * doc/invoke.texi: Put the option out of -mxl-mode-app-model
3767 2021-08-23 Richard Biener <rguenther@suse.de>
3769 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
3770 Properly scale the inner loop cost only once.
3772 2021-08-23 Roger Sayle <roger@nextmovesoftware.com>
3774 * tree-ssa-ccp.c (bit_value_binop) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]:
3775 Provide bounds for unsigned (and signed with non-negative operands)
3776 division and modulus.
3778 2021-08-23 Roger Sayle <roger@nextmovesoftware.com>
3780 * simplify-rtx.c (simplify_truncation): Generalize simplification
3781 of (truncate:A (subreg:B X)).
3782 (simplify_unary_operation_1) [FLOAT_TRUNCATE, FLOAT_EXTEND,
3783 SIGN_EXTEND, ZERO_EXTEND]: Handle cases where the operand
3784 already has the desired machine mode.
3785 (test_scalar_int_ops): Add tests that useless extensions and
3786 truncations are optimized away.
3787 (test_scalar_int_ext_ops): New self-test function to confirm
3788 that truncations of extensions are correctly simplified.
3789 (test_scalar_int_ext_ops2): New self-test function to check
3790 truncations of truncations, extensions of extensions, and
3791 truncations of extensions.
3792 (test_scalar_ops): Call the above two functions with a
3793 representative sampling of integer machine modes.
3795 2021-08-23 Roger Sayle <roger@nextmovesoftware.com>
3797 * match.pd (shift transformations): Change the sign of an
3798 LSHIFT_EXPR if it reduces the number of explicit conversions.
3800 2021-08-23 Jakub Jelinek <jakub@redhat.com>
3802 PR tree-optimization/86723
3803 * gimple-ssa-store-merging.c (find_bswap_or_nop_finalize): Add
3804 cast64_to_32 argument, set *cast64_to_32 to false, unless n is
3805 non-memory permutation of 64-bit src which only has bytes of
3806 0 or [5..8] and n->range is 4.
3807 (find_bswap_or_nop): Add cast64_to_32 and mask arguments, adjust
3808 find_bswap_or_nop_finalize caller, support bswap with some bytes
3809 zeroed, as long as at least two bytes are not zeroed.
3810 (bswap_replace): Add mask argument and handle masking of bswap
3812 (maybe_optimize_vector_constructor): Adjust find_bswap_or_nop
3813 caller, punt if cast64_to_32 or mask is not all ones.
3814 (pass_optimize_bswap::execute): Adjust find_bswap_or_nop_finalize
3815 caller, for now punt if cast64_to_32.
3817 2021-08-23 Richard Biener <rguenther@suse.de>
3819 PR tree-optimization/79334
3820 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
3821 a type also for COMPONENT_REFs.
3822 (vn_reference_may_trap): Check ARRAY_REF with constant index
3823 against the array domain.
3825 2021-08-23 liuhongt <hongtao.liu@intel.com>
3828 * config/i386/sse.md (*avx512f_pshufb_truncv8hiv8qi_1): Add
3829 TARGET_AVX512BW to condition.
3831 2021-08-23 Jakub Jelinek <jakub@redhat.com>
3834 * dwarf2out.c (gen_variable_die): Add DW_AT_location for global
3835 register variables already during early_dwarf if possible.
3837 2021-08-23 Christophe Lyon <christophe.lyon@foss.st.com>
3839 * config/arm/arm_mve.h: Fix __arm_vctp16q return type.
3841 2021-08-23 Christophe Lyon <christophe.lyon@foss.st.com>
3844 * config/arm/arm.opt: Fix typo.
3845 * config/arm/t-rmprofile: Fix typo.
3847 2021-08-23 Jakub Jelinek <jakub@redhat.com>
3849 * tree.h (OMP_CLAUSE_GRAINSIZE_STRICT): Define.
3850 (OMP_CLAUSE_NUM_TASKS_STRICT): Define.
3851 * tree-pretty-print.c (dump_omp_clause) <case OMP_CLAUSE_GRAINSIZE,
3852 case OMP_CLAUSE_NUM_TASKS>: Print strict: modifier.
3853 * omp-expand.c (expand_task_call): Use GOMP_TASK_FLAG_STRICT in iflags
3854 if either grainsize or num_tasks clause has the strict modifier.
3856 2021-08-23 Martin Liska <mliska@suse.cz>
3858 * dbgcnt.def (DEBUG_COUNTER): New counter.
3859 * gimple.c (gimple_call_arg_flags): Use it in IPA PTA.
3861 2021-08-23 Jan Hubicka <hubicka@ucw.cz>
3863 * ipa-modref.c (analyze_ssa_name_flags): Improve handling of return slot.
3865 2021-08-23 Xi Ruoyao <xry111@mengyan1223.wang>
3868 * config/mips/mips-protos.h (mips_msa_output_shift_immediate):
3870 * config/mips/mips.c (mips_msa_output_shift_immediate): New
3872 * config/mips/mips-msa.md (vashl<mode>3, vashr<mode>3,
3873 vlshr<mode>3): Call it.
3875 2021-08-22 Jan Hubicka <hubicka@ucw.cz>
3876 Martin Liska <mliska@suse.cz>
3878 PR middle-end/101949
3879 * ipa-modref.c (analyze_ssa_name_flags): Indirect call implies
3882 2021-08-21 Dragan Mladjenovic <OT_Dragan.Mladjenovic@mediatek.com>
3884 * config/mips/mips.c (mips_function_rodata_section,
3885 TARGET_ASM_FUNCTION_RODATA_SECTION): Removed.
3887 2021-08-21 John David Anglin <danglin@gcc.gnu.org>
3889 * config/pa/pa.c (pa_asm_output_aligned_common): Remove warning.
3891 2021-08-20 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3893 * configure.ac (thread-local storage support): Remove tls_first_major
3894 and tls_first_minor. Use "$conftest_s" to check support.
3895 * configure: Regenerate.
3897 2021-08-20 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3899 * configure.ac: Fixup formatting.
3901 2021-08-20 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3903 * acinclude.m4 (gcc_GAS_CHECK_FEATURE): Remove third argument and ...
3904 * configure.ac: ... update all callers.
3906 2021-08-20 Serge Belyshev <belyshev@depni.sinp.msu.ru>
3909 * acinclude.m4 (_gcc_COMPUTE_GAS_VERSION, _gcc_GAS_VERSION_GTE_IFELSE)
3910 (gcc_GAS_VERSION_GTE_IFELSE): Remove.
3911 (gcc_GAS_CHECK_FEATURE): Do not handle in-tree case specially.
3912 * configure.ac: Remove gcc_cv_gas_major_version, gcc_cv_gas_minor_version.
3913 Remove remaining checks for in-tree assembler.
3914 * configure: Regenerate.
3916 2021-08-20 Jeff Law <jlaw@localhost.localdomain>
3918 * config/h8300/h8300.c (shift_alg_hi): Improve arithmetic shift right
3919 by 15 bits for H8/300H and H8/S. Improve logical shifts by 12
3921 (shift_alg_si): Improve arithmetic right shift by 28-30 bits for
3922 H8/300H. Improve arithmetic shift right by 15 bits for H8/S.
3923 Improve logical shifts by 27 bits for H8/S.
3924 (get_shift_alg): Corresponding changes.
3925 (h8300_option_override): Revert to loops for -Os when profitable.
3927 2021-08-20 Richard Biener <rguenther@suse.de>
3929 * tree-vect-data-refs.c (dr_group_sort_cmp): Do not compare
3931 (vect_analyze_data_ref_accesses): Likewise. Assign the BB
3932 index as group_id when dataref_groups were not computed.
3933 * tree-vect-slp.c (vect_slp_bbs): Bump current_group when
3934 we advace to the next BB.
3936 2021-08-20 Jakub Jelinek <jakub@redhat.com>
3938 * omp-builtins.def (BUILT_IN_GOMP_WARNING, BUILT_IN_GOMP_ERROR): New
3941 2021-08-20 Martin Liska <mliska@suse.cz>
3943 PR gcov-profile/89961
3944 * gcov.c (make_gcov_file_name): Rewrite using std::string.
3945 (mangle_name): Simplify, do not used the second argument.
3946 (strip_extention): New function.
3947 (get_md5sum): Likewise.
3948 (get_gcov_intermediate_filename): Handle properly -p and -x
3950 (output_gcov_file): Use string type.
3951 (generate_results): Likewise.
3952 (md5sum_to_hex): Remove.
3954 2021-08-20 Michael Meissner <meissner@linux.ibm.com>
3956 * config/rs6000/altivec.md (UNSPEC_XXEVAL): Move to vsx.md.
3957 (UNSPEC_XXSPLTIW): Move to vsx.md.
3958 (UNSPEC_XXSPLTID): Move to vsx.md.
3959 (UNSPEC_XXSPLTI32DX): Move to vsx.md.
3960 (UNSPEC_XXBLEND): Move to vsx.md.
3961 (UNSPEC_XXPERMX): Move to vsx.md.
3962 (VM3): Move to vsx.md.
3963 (VM3_char): Move to vsx.md.
3964 (xxspltiw_v4si): Move to vsx.md.
3965 (xxspltiw_v4sf): Move to vsx.md.
3966 (xxspltiw_v4sf_inst): Move to vsx.md.
3967 (xxspltidp_v2df): Move to vsx.md.
3968 (xxspltidp_v2df_inst): Move to vsx.md.
3969 (xxsplti32dx_v4si_inst): Move to vsx.md.
3970 (xxsplti32dx_v4sf): Move to vsx.md.
3971 (xxsplti32dx_v4sf_inst): Move to vsx.md.
3972 (xxblend_<mode>): Move to vsx.md.
3973 (xxpermx): Move to vsx.md.
3974 (xxpermx_inst): Move to vsx.md.
3975 * config/rs6000/vsx.md (UNSPEC_XXEVAL): Move from altivec.md.
3976 (UNSPEC_XXSPLTIW): Move from altivec.md.
3977 (UNSPEC_XXSPLTID): Move from altivec.md.
3978 (UNSPEC_XXSPLTI32DX): Move from altivec.md.
3979 (UNSPEC_XXBLEND): Move from altivec.md.
3980 (UNSPEC_XXPERMX): Move from altivec.md.
3981 (VM3): Move from altivec.md.
3982 (VM3_char): Move from altivec.md.
3983 (xxspltiw_v4si): Move from altivec.md.
3984 (xxspltiw_v4sf): Move from altivec.md.
3985 (xxspltiw_v4sf_inst): Move from altivec.md.
3986 (xxspltidp_v2df): Move from altivec.md.
3987 (xxspltidp_v2df_inst): Move from altivec.md.
3988 (xxsplti32dx_v4si_inst): Move from altivec.md.
3989 (xxsplti32dx_v4sf): Move from altivec.md.
3990 (xxsplti32dx_v4sf_inst): Move from altivec.md.
3991 (xxblend_<mode>): Move from altivec.md.
3992 (xxpermx): Move from altivec.md.
3993 (xxpermx_inst): Move from altivec.md.
3995 2021-08-19 Roger Sayle <roger@nextmovesoftware.com>
3997 * tree-vect-generic.c (expand_vector_operations_1): Use either
3998 gimplify_build1 or gimplify_build2 instead of gimple_build_assign
3999 when constructing scalar splat expressions.
4001 2021-08-19 Peter Bergner <bergner@linux.ibm.com>
4004 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_mma_builtin): Cast
4005 pointer to __vector_pair *.
4007 2021-08-19 Martin Sebor <msebor@redhat.com>
4009 * gimple-range.cc: Add comments.
4010 * gimple-range.h: Same.
4012 2021-08-19 Martin Sebor <msebor@redhat.com>
4014 PR middle-end/101984
4015 * gimple-ssa-warn-access.cc (pass_waccess::execute): Also call
4018 2021-08-19 Jeff Law <jlaw@localhost.localdomain>
4020 * config.gcc (h8300-*-elf*): Do not include dbxelf.h.
4021 (h8300-*-linux*, v850-*-rtems*, v850*-elf*): Likewise.
4022 * config/v850/v850.h (DEFAULT_GDB_EXTENSIONS): Remove.
4024 2021-08-19 Jakub Jelinek <jakub@redhat.com>
4026 PR middle-end/101950
4027 * optabs.c (expand_clrsb_using_clz): New function.
4028 (expand_unop): Use it as another clrsb expansion fallback.
4030 2021-08-19 liuhongt <hongtao.liu@intel.com>
4033 2021-07-28 liuhongt <hongtao.liu@intel.com>
4036 * config/i386/i386.h (processor_costs): Add new member
4038 * config/i386/x86-tune-costs.h (ix86_size_cost, i386_cost,
4039 i486_cost, pentium_cost, lakemont_cost, pentiumpro_cost,
4040 geode_cost, k6_cost, athlon_cost, k8_cost, amdfam10_cost,
4041 bdver_cost, znver1_cost, znver2_cost, znver3_cost,
4042 btver1_cost, btver2_cost, btver3_cost, pentium4_cost,
4043 nocona_cost, atom_cost, atom_cost, slm_cost, intel_cost,
4044 generic_cost, core_cost): Initialize integer_to_sse same value
4046 (skylake_cost): Initialize integer_to_sse twice as much as sse_op.
4047 * config/i386/i386.c (ix86_builtin_vectorization_cost):
4048 Use integer_to_sse instead of sse_op to calculate the cost of
4051 2021-08-18 Iain Sandoe <iain@sandoe.co.uk>
4053 * config.gcc: Include rpath.opt for Darwin.
4054 * config/darwin.h (DRIVER_SELF_SPECS): Handle -rpath.
4056 2021-08-18 Thomas Schwinge <thomas@codesourcery.com>
4059 * hash-map-tests.c (test_map_of_type_with_ctor_and_dtor_expand):
4062 2021-08-18 Jonathan Wright <jonathan.wright@arm.com>
4064 * config/aarch64/arm_neon.h (vld3_lane_f64): Use float RTL
4065 pattern and type cast.
4066 (vld4_lane_f32): Use float RTL pattern.
4067 (vld4q_lane_f64): Use float type cast.
4069 2021-08-18 Jan Hubicka <hubicka@ucw.cz>
4071 * tree-ssa-uninit.c (maybe_warn_pass_by_reference): Check also
4074 2021-08-18 Thomas Schwinge <thomas@codesourcery.com>
4076 * hash-map-tests.c (test_map_of_type_with_ctor_and_dtor): Extend.
4077 (test_map_of_type_with_ctor_and_dtor_expand): Add function.
4078 (hash_map_tests_c_tests): Call it.
4080 2021-08-18 Thomas Schwinge <thomas@codesourcery.com>
4082 * ggc.h (enum ggc_collect): New.
4083 (ggc_collect): Use it.
4084 * ggc-page.c: Adjust.
4085 * ggc-common.c: Likewise.
4086 * ggc-tests.c: Likewise.
4087 * read-rtl-function.c: Likewise.
4088 * selftest-run-tests.c: Likewise.
4089 * doc/gty.texi (Invoking the garbage collector): Likewise.
4091 2021-08-18 liuhongt <hongtao.liu@intel.com>
4094 * config/i386/i386.h (TARGET_V2DF_REDUCTION_PREFER_HADDPD):
4096 * config/i386/sse.md (*sse3_haddv2df3_low): Add
4097 TARGET_V2DF_REDUCTION_PREFER_HADDPD.
4098 (*sse3_hsubv2df3_low): Ditto.
4099 * config/i386/x86-tune.def
4100 (X86_TUNE_V2DF_REDUCTION_PREFER_HADDPD): New tune.
4102 2021-08-17 Andrew MacLeod <amacleod@redhat.com>
4104 * gimple-range-gori.cc (gori_compute::gori_compute): Enable tracing.
4105 (gori_compute::compute_operand_range): Add tracing.
4106 (gori_compute::logical_combine): Ditto.
4107 (gori_compute::compute_logical_operands): Ditto.
4108 (gori_compute::compute_operand1_range): Ditto.
4109 (gori_compute::compute_operand2_range): Ditto.
4110 (gori_compute::outgoing_edge_range_p): Ditto.
4111 * gimple-range-gori.h (class gori_compute): Add range_tracer.
4113 2021-08-17 Andrew MacLeod <amacleod@redhat.com>
4115 * flag-types.h (enum evrp_mode): Adjust evrp-mode values.
4116 * gimple-range-cache.cc (DEBUG_RANGE_CACHE): Relocate from.
4117 * gimple-range-trace.h (DEBUG_RANGE_CACHE): Here.
4118 * params.opt (--param=evrp-mode): Adjust options.
4120 2021-08-17 Andrew MacLeod <amacleod@redhat.com>
4122 * Makefile.in (OBJS): Add gimple-range-trace.o.
4123 * gimple-range-cache.h (enable_new_values): Remove unused prototype.
4124 * gimple-range-fold.cc: Adjust headers.
4125 * gimple-range-trace.cc: New.
4126 * gimple-range-trace.h: New.
4127 * gimple-range.cc (gimple_ranger::gimple_ranger): Enable tracer.
4128 (gimple_ranger::range_of_expr): Add tracing.
4129 (gimple_ranger::range_on_entry): Ditto.
4130 (gimple_ranger::range_on_exit): Ditto.
4131 (gimple_ranger::range_on_edge): Ditto.
4132 (gimple_ranger::fold_range_internal): Ditto.
4133 (gimple_ranger::dump_bb): Do not calculate edge range twice.
4134 (trace_ranger::*): Remove.
4135 (enable_ranger): Never create a trace_ranger.
4136 (debug_seed_ranger): Move to gimple-range-trace.cc.
4137 (dump_ranger): Ditto.
4138 (debug_ranger): Ditto.
4139 * gimple-range.h: Include gimple-range-trace.h.
4140 (range_on_entry, range_on_exit): No longer virtual.
4141 (class trace_ranger): Remove.
4142 (DEBUG_RANGE_CACHE): Move to gimple-range-trace.h.
4144 2021-08-17 Martin Sebor <msebor@redhat.com>
4146 PR middle-end/101854
4147 * builtins.c (expand_builtin_alloca): Move warning code to check_alloca
4148 in gimple-ssa-warn-access.cc.
4149 * calls.c (alloc_max_size): Move code to check_alloca.
4150 (get_size_range): Move to pointer-query.cc.
4151 (maybe_warn_alloc_args_overflow): Move to gimple-ssa-warn-access.cc.
4152 (get_attr_nonstring_decl): Move to tree.c.
4153 (fntype_argno_type): Move to gimple-ssa-warn-access.cc.
4154 (append_attrname): Same.
4155 (maybe_warn_rdwr_sizes): Same.
4156 (initialize_argument_information): Move code to
4157 gimple-ssa-warn-access.cc.
4158 * calls.h (maybe_warn_alloc_args_overflow): Move to
4159 gimple-ssa-warn-access.h.
4160 (get_attr_nonstring_decl): Move to tree.h.
4161 (maybe_warn_nonstring_arg): Move to gimple-ssa-warn-access.h.
4162 (enum size_range_flags): Move to pointer-query.h.
4163 (get_size_range): Same.
4164 * gimple-ssa-warn-access.cc (has_location): Remove unused overload
4165 to avoid Clang -Wunused-function.
4166 (get_size_range): Declare static.
4167 (maybe_emit_free_warning): Rename...
4168 (maybe_check_dealloc_call): ...to this for consistency.
4169 (class pass_waccess): Add members.
4170 (pass_waccess::~pass_waccess): Defined.
4171 (alloc_max_size): Move here from calls.c.
4172 (maybe_warn_alloc_args_overflow): Same.
4173 (check_alloca): New function.
4174 (check_alloc_size_call): New function.
4175 (check_strncat): Handle another warning flag.
4176 (pass_waccess::check_builtin): Handle alloca.
4177 (fntype_argno_type): Move here from calls.c.
4178 (append_attrname): Same.
4179 (maybe_warn_rdwr_sizes): Same.
4180 (pass_waccess::check_call): Define.
4181 (check_nonstring_args): New function.
4182 (pass_waccess::check): Call new member functions.
4183 (pass_waccess::execute): Enable ranger.
4184 * gimple-ssa-warn-access.h (get_size_range): Move here from calls.h.
4185 (maybe_warn_nonstring_arg): Same.
4186 * gimple-ssa-warn-restrict.c: Remove #include.
4187 * pointer-query.cc (get_size_range): Move here from calls.c.
4188 * pointer-query.h (enum size_range_flags): Same.
4189 (get_size_range): Same.
4190 * tree.c (get_attr_nonstring_decl): Move here from calls.c.
4191 * tree.h (get_attr_nonstring_decl): Move here from calls.h.
4193 2021-08-17 Thomas Schwinge <thomas@codesourcery.com>
4195 * ggc.h (ggc_collect): Add 'force_collect' parameter.
4196 * ggc-page.c (ggc_collect): Use that one instead of global
4197 'ggc_force_collect'. Adjust all users.
4198 * doc/gty.texi (Invoking the garbage collector): Update.
4199 * ggc-internal.h (ggc_force_collect): Remove.
4200 * ggc-common.c (ggc_force_collect): Likewise.
4201 * selftest.h (forcibly_ggc_collect): Remove.
4202 * ggc-tests.c (selftest::forcibly_ggc_collect): Likewise.
4203 * read-rtl-function.c (test_loading_labels): Adjust.
4204 * selftest-run-tests.c (run_tests): Likewise.
4206 2021-08-17 Iain Sandoe <iain@sandoe.co.uk>
4208 * config/darwin.c (darwin_file_end): Reset and reclaim the
4209 section names table at the end of compile.
4211 2021-08-17 Iain Sandoe <iain@sandoe.co.uk>
4214 * config.in: Regenerate.
4215 * config/i386/darwin.h (EXTRA_ASM_OPTS): New
4216 (ASM_SPEC): Pass options to disable branch shortening where
4218 * configure: Regenerate.
4219 * configure.ac: Detect versions of 'as' that support the
4220 optimisation which has the bug.
4222 2021-08-17 Richard Biener <rguenther@suse.de>
4224 * optabs-query.c (supports_vec_gather_load_p): Also check
4226 (supports_vec_scatter_store_p): Likewise.
4227 * tree-vect-data-refs.c (vect_gather_scatter_fn_p): Fall
4228 back to masked variants if non-masked are not supported.
4229 * tree-vect-patterns.c (vect_recog_gather_scatter_pattern):
4230 When we need to use masked gather/scatter but do not have
4231 a mask set up a constant true one.
4232 * tree-vect-stmts.c (vect_check_scalar_mask): Also allow
4235 2021-08-17 Roger Sayle <roger@nextmovesoftware.com>
4237 * tree-ssa-ccp.c (bit_value_binop) [MINUS_EXPR]: Use same
4238 algorithm as PLUS_EXPR to improve subtraction bit bounds.
4239 [POINTER_DIFF_EXPR]: Treat as synonymous with MINUS_EXPR.
4241 2021-08-17 Roger Sayle <roger@nextmovesoftware.com>
4243 * tree-ssa-ccp.c (bit_value_mult_const): New helper function to
4244 calculate the mask-value pair result of a multiplication by an
4246 (bit_value_binop) [MULT_EXPR]: Call it from here for
4247 multiplications by (sparse) non-negative constants.
4249 2021-08-17 Christophe Lyon <christophe.lyon@foss.st.com>
4252 * config.gcc (gcc_cv_initfini_array): Leave undefined for
4253 uclinuxfdpiceabi targets.
4255 2021-08-17 Alexandre Oliva <oliva@adacore.com>
4257 * tree-inline.c (maybe_move_debug_stmts_to_successors): Don't
4258 reverse debug stmts.
4260 2021-08-17 Alexandre Oliva <oliva@adacore.com>
4262 * tree-cfg.c (dump_function_to_file): Use fun, not cfun.
4264 2021-08-17 Jonathan Wright <jonathan.wright@arm.com>
4266 * config/aarch64/arm_neon.h (__LD4_LANE_FUNC): Delete.
4267 (__LD4Q_LANE_FUNC): Likewise.
4268 (vld4_lane_u8): Define without macro.
4269 (vld4_lane_u16): Likewise.
4270 (vld4_lane_u32): Likewise.
4271 (vld4_lane_u64): Likewise.
4272 (vld4_lane_s8): Likewise.
4273 (vld4_lane_s16): Likewise.
4274 (vld4_lane_s32): Likewise.
4275 (vld4_lane_s64): Likewise.
4276 (vld4_lane_f16): Likewise.
4277 (vld4_lane_f32): Likewise.
4278 (vld4_lane_f64): Likewise.
4279 (vld4_lane_p8): Likewise.
4280 (vld4_lane_p16): Likewise.
4281 (vld4_lane_p64): Likewise.
4282 (vld4q_lane_u8): Likewise.
4283 (vld4q_lane_u16): Likewise.
4284 (vld4q_lane_u32): Likewise.
4285 (vld4q_lane_u64): Likewise.
4286 (vld4q_lane_s8): Likewise.
4287 (vld4q_lane_s16): Likewise.
4288 (vld4q_lane_s32): Likewise.
4289 (vld4q_lane_s64): Likewise.
4290 (vld4q_lane_f16): Likewise.
4291 (vld4q_lane_f32): Likewise.
4292 (vld4q_lane_f64): Likewise.
4293 (vld4q_lane_p8): Likewise.
4294 (vld4q_lane_p16): Likewise.
4295 (vld4q_lane_p64): Likewise.
4296 (vld4_lane_bf16): Likewise.
4297 (vld4q_lane_bf16): Likewise.
4299 2021-08-17 Jonathan Wright <jonathan.wright@arm.com>
4301 * config/aarch64/arm_neon.h (__LD3_LANE_FUNC): Delete.
4302 (__LD3Q_LANE_FUNC): Delete.
4303 (vld3_lane_u8): Define without macro.
4304 (vld3_lane_u16): Likewise.
4305 (vld3_lane_u32): Likewise.
4306 (vld3_lane_u64): Likewise.
4307 (vld3_lane_s8): Likewise.
4308 (vld3_lane_s16): Likewise.
4309 (vld3_lane_s32): Likewise.
4310 (vld3_lane_s64): Likewise.
4311 (vld3_lane_f16): Likewise.
4312 (vld3_lane_f32): Likewise.
4313 (vld3_lane_f64): Likewise.
4314 (vld3_lane_p8): Likewise.
4315 (vld3_lane_p16): Likewise.
4316 (vld3_lane_p64): Likewise.
4317 (vld3q_lane_u8): Likewise.
4318 (vld3q_lane_u16): Likewise.
4319 (vld3q_lane_u32): Likewise.
4320 (vld3q_lane_u64): Likewise.
4321 (vld3q_lane_s8): Likewise.
4322 (vld3q_lane_s16): Likewise.
4323 (vld3q_lane_s32): Likewise.
4324 (vld3q_lane_s64): Likewise.
4325 (vld3q_lane_f16): Likewise.
4326 (vld3q_lane_f32): Likewise.
4327 (vld3q_lane_f64): Likewise.
4328 (vld3q_lane_p8): Likewise.
4329 (vld3q_lane_p16): Likewise.
4330 (vld3q_lane_p64): Likewise.
4331 (vld3_lane_bf16): Likewise.
4332 (vld3q_lane_bf16): Likewise.
4334 2021-08-17 Jonathan Wright <jonathan.wright@arm.com>
4336 * config/aarch64/arm_neon.h (__LD2_LANE_FUNC): Delete.
4337 (__LD2Q_LANE_FUNC): Likewise.
4338 (vld2_lane_u8): Define without macro.
4339 (vld2_lane_u16): Likewise.
4340 (vld2_lane_u32): Likewise.
4341 (vld2_lane_u64): Likewise.
4342 (vld2_lane_s8): Likewise.
4343 (vld2_lane_s16): Likewise.
4344 (vld2_lane_s32): Likewise.
4345 (vld2_lane_s64): Likewise.
4346 (vld2_lane_f16): Likewise.
4347 (vld2_lane_f32): Likewise.
4348 (vld2_lane_f64): Likewise.
4349 (vld2_lane_p8): Likewise.
4350 (vld2_lane_p16): Likewise.
4351 (vld2_lane_p64): Likewise.
4352 (vld2q_lane_u8): Likewise.
4353 (vld2q_lane_u16): Likewise.
4354 (vld2q_lane_u32): Likewise.
4355 (vld2q_lane_u64): Likewise.
4356 (vld2q_lane_s8): Likewise.
4357 (vld2q_lane_s16): Likewise.
4358 (vld2q_lane_s32): Likewise.
4359 (vld2q_lane_s64): Likewise.
4360 (vld2q_lane_f16): Likewise.
4361 (vld2q_lane_f32): Likewise.
4362 (vld2q_lane_f64): Likewise.
4363 (vld2q_lane_p8): Likewise.
4364 (vld2q_lane_p16): Likewise.
4365 (vld2q_lane_p64): Likewise.
4366 (vld2_lane_bf16): Likewise.
4367 (vld2q_lane_bf16): Likewise.
4369 2021-08-17 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
4371 * haifa-sched.c (advance_one_cycle): Output more context-synchronization
4374 2021-08-17 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
4376 * haifa-sched.c (enum rfs_decision, rfs_str): Add RFS_AUTOPREF.
4377 (rank_for_schedule): Use it.
4379 2021-08-17 Maxim Kuvyrkov <maxim.kuvyrkov@linaro.org>
4381 PR rtl-optimization/91598
4382 * haifa-sched.c (autopref_rank_for_schedule): Prioritize "irrelevant"
4383 insns after memory reads and before memory writes.
4385 2021-08-17 Alistair_Lee <alistair.lee@arm.com>
4387 * rtl.h (CONST_VECTOR_P): New macro.
4388 * config/aarch64/aarch64.c (aarch64_get_sve_pred_bits): Use RTL
4389 code testing macros.
4390 (aarch64_ptrue_all_mode): Likewise.
4391 (aarch64_expand_mov_immediate): Likewise.
4392 (aarch64_const_vec_all_in_range_p): Likewise.
4393 (aarch64_rtx_costs): Likewise.
4394 (aarch64_legitimate_constant_p): Likewise.
4395 (aarch64_simd_valid_immediate): Likewise.
4396 (aarch64_simd_make_constant): Likewise.
4397 (aarch64_convert_mult_to_shift): Likewise.
4398 (aarch64_expand_sve_vec_perm): Likewise.
4399 (aarch64_vec_fpconst_pow_of_2): Likewise.
4401 2021-08-17 Andrew MacLeod <amacleod@redhat.com>
4403 PR tree-optimization/101938
4404 * range-op.cc (operator_abs::op1_range): Special case
4405 -TYPE_MIN_VALUE for flag_wrapv.
4407 2021-08-17 Kewen Lin <linkw@linux.ibm.com>
4409 * tree-vect-slp.c (vectorizable_bb_reduc_epilogue): Add the cost for
4412 2021-08-17 Jakub Jelinek <jakub@redhat.com>
4414 * tree.def (OMP_SCOPE): New tree code.
4415 * tree.h (OMP_SCOPE_BODY, OMP_SCOPE_CLAUSES): Define.
4416 * tree-nested.c (convert_nonlocal_reference_stmt,
4417 convert_local_reference_stmt, convert_gimple_call): Handle
4419 * tree-pretty-print.c (dump_generic_node): Handle OMP_SCOPE.
4420 * gimple.def (GIMPLE_OMP_SCOPE): New gimple code.
4421 * gimple.c (gimple_build_omp_scope): New function.
4422 (gimple_copy): Handle GIMPLE_OMP_SCOPE.
4423 * gimple.h (gimple_build_omp_scope): Declare.
4424 (gimple_has_substatements): Handle GIMPLE_OMP_SCOPE.
4425 (gimple_omp_scope_clauses, gimple_omp_scope_clauses_ptr,
4426 gimple_omp_scope_set_clauses): New inline functions.
4427 (CASE_GIMPLE_OMP): Add GIMPLE_OMP_SCOPE.
4428 * gimple-pretty-print.c (dump_gimple_omp_scope): New function.
4429 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCOPE.
4430 * gimple-walk.c (walk_gimple_stmt): Likewise.
4431 * gimple-low.c (lower_stmt): Likewise.
4432 * gimplify.c (is_gimple_stmt): Handle OMP_MASTER.
4433 (gimplify_scan_omp_clauses): For task reductions, handle OMP_SCOPE
4434 like ORT_WORKSHARE constructs. Adjust diagnostics for %<scope%>
4435 allowing task reductions. Reject inscan reductions on scope.
4436 (omp_find_stores_stmt): Handle GIMPLE_OMP_SCOPE.
4437 (gimplify_omp_workshare, gimplify_expr): Handle OMP_SCOPE.
4438 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_SCOPE.
4439 (estimate_num_insns): Likewise.
4440 * omp-low.c (build_outer_var_ref): Look through GIMPLE_OMP_SCOPE
4441 contexts if var isn't privatized there.
4442 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_SCOPE.
4443 (scan_omp_1_stmt): Likewise.
4444 (maybe_add_implicit_barrier_cancel): Look through outer
4446 (lower_omp_scope): New function.
4447 (lower_omp_task_reductions): Handle OMP_SCOPE.
4448 (lower_omp_1): Handle GIMPLE_OMP_SCOPE.
4449 (diagnose_sb_1, diagnose_sb_2): Likewise.
4450 * omp-expand.c (expand_omp_single): Support also GIMPLE_OMP_SCOPE.
4451 (expand_omp): Handle GIMPLE_OMP_SCOPE.
4452 (omp_make_gimple_edges): Likewise.
4453 * omp-builtins.def (BUILT_IN_GOMP_SCOPE_START): New built-in.
4455 2021-08-17 Richard Biener <rguenther@suse.de>
4457 PR tree-optimization/101925
4458 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Set
4459 reverse on COMPONENT_REF and ARRAY_REF according to
4460 what reverse_storage_order_for_component_p does.
4461 (vn_reference_eq): Compare reversed on reference ops.
4462 (reverse_storage_order_for_component_p): New overload.
4463 (vn_reference_lookup_3): Check reverse_storage_order_for_component_p
4464 on the reference looked up.
4466 2021-08-17 Jeff Law <jlaw@localhost.localdomain>
4468 * config/h8300/h8300.c (shift_alg_si): Avoid loops for most SImode
4470 (h8300_option_override): Use loops on H8/S more often when optimizing
4472 (get_shift_alg): Handle new "special" cases on H8/S. Simplify
4473 accordingly. Handle various arithmetic right shifts with special
4474 sequences that we couldn't handle before.
4476 2021-08-16 Jeff Law <jlaw@localhost.localdomain>
4478 * config.gcc (rl78-*-elf*): Do not include dbxelf.h.
4480 2021-08-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
4482 * config/sparc/rtemself.h (SPARC_GCOV_TYPE_SIZE): Define.
4483 * config/sparc/sparc.c (sparc_gcov_type_size): New.
4484 (TARGET_GCOV_TYPE_SIZE): Redefine if SPARC_GCOV_TYPE_SIZE is defined.
4485 * coverage.c (get_gcov_type): Use targetm.gcov_type_size().
4486 * doc/tm.texi (TARGET_GCOV_TYPE_SIZE): Add hook under "Misc".
4487 * doc/tm.texi.in: Regenerate.
4488 * target.def (gcov_type_size): New target hook.
4489 * targhooks.c (default_gcov_type_size): New.
4490 * targhooks.h (default_gcov_type_size): Declare.
4491 * tree-profile.c (gimple_gen_edge_profiler): Use precision of
4493 (gimple_gen_time_profiler): Likewise.
4495 2021-08-16 Eric Botcazou <ebotcazou@gcc.gnu.org>
4497 * dwarf2out.c (add_scalar_info): Deal with DW_AT_data_bit_offset.
4499 2021-08-16 Tobias Burnus <tobias@codesourcery.com>
4501 PR middle-end/101931
4502 * omp-low.c (omp_runtime_api_call): Update for routines
4503 added in the meanwhile.
4505 2021-08-16 Martin Liska <mliska@suse.cz>
4507 PR tree-optimization/100393
4508 * tree-switch-conversion.c (group_cluster::dump): Use
4509 get_comparison_count.
4510 (jump_table_cluster::find_jump_tables): Pre-compute number of
4511 comparisons and then decrement it. Cache also max_ratio.
4512 (jump_table_cluster::can_be_handled): Change signature.
4513 * tree-switch-conversion.h (get_comparison_count): New.
4515 2021-08-16 Eric Botcazou <ebotcazou@gcc.gnu.org>
4517 * dwarf2out.c (add_data_member_location_attribute): Use GNAT
4518 encodings only when -fgnat-encodings=all is specified.
4519 (add_bound_info): Likewise.
4520 (add_byte_size_attribute): Likewise.
4521 (gen_member_die): Likewise.
4523 2021-08-16 Thomas Schwinge <thomas@codesourcery.com>
4525 * omp-oacc-neuter-broadcast.cc
4526 (execute_omp_oacc_neuter_broadcast): Plug 'par' memory leak.
4528 2021-08-16 Thomas Schwinge <thomas@codesourcery.com>
4530 * omp-oacc-neuter-broadcast.cc
4531 (execute_omp_oacc_neuter_broadcast): Clarify memory management for
4534 2021-08-16 Thomas Schwinge <thomas@codesourcery.com>
4536 * omp-oacc-neuter-broadcast.cc (field_map): Move variable into...
4537 (execute_omp_oacc_neuter_broadcast): ... here.
4538 (install_var_field, build_receiver_ref, build_sender_ref): Take
4539 'field_map_t *' parameter. Adjust all users.
4540 (worker_single_copy, neuter_worker_single): Take a
4541 'record_field_map_t *' parameter. Adjust all users.
4543 2021-08-16 liuhongt <hongtao.liu@intel.com>
4546 * config/i386/i386.md (ldexp<mode>3): Force operands[1] to
4549 2021-08-16 Martin Liska <mliska@suse.cz>
4552 * multiple_target.c (create_dispatcher_calls): Make default
4553 function local only if it is a definition.
4555 2021-08-16 Martin Liska <mliska@suse.cz>
4558 * ipa-icf-gimple.c (func_checker::compare_ssa_name): Do not
4559 consider equal SSA_NAMEs when one is a param.
4561 2021-08-16 liuhongt <hongtao.liu@intel.com>
4564 * config/i386/i386-expand.c (ix86_expand_vec_perm_vpermt2):
4565 Support vpermi2b for V32QI/V16QImode.
4566 (ix86_extract_perm_from_pool_constant): New function.
4567 (ix86_expand_vec_one_operand_perm_avx512): Support
4568 vpermw/vpermb under TARGET_AVX512BW/TARGET_AVX512VBMI.
4569 (expand_vec_perm_1): Adjust comments for upper.
4570 * config/i386/i386-protos.h (ix86_extract_perm_from_pool_constant):
4572 * config/i386/predicates.md (permvar_truncate_operand): New predicate.
4573 (pshufb_truncv4siv4hi_operand): Ditto.
4574 (pshufb_truncv8hiv8qi_operand): Ditto.
4575 * config/i386/sse.md (*avx512bw_permvar_truncv16siv16hi_1):
4576 New pre_reload define_insn_and_split.
4577 (*avx512f_permvar_truncv8siv8hi_1): Ditto.
4578 (*avx512f_vpermvar_truncv8div8si_1): Ditto.
4579 (*avx512f_permvar_truncv32hiv32qi_1): Ditto.
4580 (*avx512f_permvar_truncv16hiv16qi_1): Ditto.
4581 (*avx512f_permvar_truncv4div4si_1): Ditto.
4582 (*avx512f_pshufb_truncv8hiv8qi_1): Ditto.
4583 (*avx512f_pshufb_truncv4siv4hi_1): Ditto.
4584 (*avx512f_pshufd_truncv2div2si_1): Ditto.
4586 2021-08-16 Kito Cheng <kito.cheng@sifive.com>
4588 * config/riscv/multilib-generator: Support code model option for
4590 * doc/install.texi: Add document of new option for
4591 --with-multilib-generator.
4593 2021-08-15 Clément Chigot <clement.chigot@atos.net>
4595 * config/rs6000/rs6000.c (xcoff_tls_exec_model_detected): New.
4596 (rs6000_legitimize_tls_address_aix): Use it.
4597 (rs6000_xcoff_file_end): Add ".ref __tls_get_addr" when
4598 xcoff_tls_exec_model_detected is true.
4600 2021-08-15 Jeff Law <jlaw@localhost.localdomain>
4602 * config/h8300/h8300.c (shift_alg_si): Retune H8/300H shifts
4603 to allow a bit more code growth, saving many dozens of cycles.
4604 (h8300_option_override): Adjus shift_alg_si if optimizing for
4606 (get_shift_alg): Use special + inline shifts for residuals
4609 2021-08-14 Stafford Horne <shorne@gmail.com>
4612 * config/or1k/or1k-opts.h: New file.
4613 * config/or1k/or1k.c (or1k_legitimize_address_1, print_reloc):
4614 Support generating gotha relocations if -mcmodel=large is
4616 * config/or1k/or1k.h (TARGET_CMODEL_SMALL, TARGET_CMODEL_LARGE):
4618 * config/or1k/or1k.opt (mcmodel=): New option.
4619 * doc/invoke.texi (OpenRISC Options): Document mcmodel.
4621 2021-08-14 Martin Sebor <msebor@redhat.com>
4623 PR middle-end/101791
4624 * gimple-ssa-warn-access.cc (new_delete_mismatch_p): Use new argument
4625 to valid_new_delete_pair_p.
4626 * tree.c (valid_new_delete_pair_p): Add argument.
4627 * tree.h (valid_new_delete_pair_p): Same.
4629 2021-08-14 Jakub Jelinek <jakub@redhat.com>
4632 * config/i386/i386-expand.c (expand_vec_perm_broadcast_1)
4633 <case E_V64QImode>: For this mode assert
4634 !TARGET_AVX512BW || d->perm[0] rather than !TARGET_AVX2 || d->perm[0].
4636 2021-08-13 Michael Meissner <meissner@linux.ibm.com>
4639 * config/rs6000/altivec.md (xxeval): Use register_predicate
4640 instead of altivec_register_predicate.
4642 2021-08-13 Martin Sebor <msebor@redhat.com>
4644 PR middle-end/101734
4645 * tree-ssa-uninit.c (maybe_warn_read_write_only): New function.
4646 (maybe_warn_operand): Call it.
4648 2021-08-13 Martin Liska <mliska@suse.cz>
4651 * attribs.c (decl_attributes): Make naked functions "noipa"
4654 2021-08-13 Martin Liska <mliska@suse.cz>
4657 * symtab.c (symtab_node::noninterposable_alias): Do not create
4658 local aliases for target_clone functions as the clonning pass
4661 2021-08-13 Martin Liska <mliska@suse.cz>
4663 * opts.c (LIVE_PATCHING_OPTION): Define.
4664 (control_options_for_live_patching): Use it in error messages.
4666 2021-08-13 Jan Hubicka <hubicka@ucw.cz>
4668 * ipa-modref.c (dump_eaf_flags): Dump EAF_NOREAD.
4669 (implicit_const_eaf_flags, implicit_pure_eaf_flags,
4670 ignore_stores_eaf_flags): New constants.
4671 (remove_useless_eaf_flags): New function.
4672 (eaf_flags_useful_p): Use it.
4673 (deref_flags): Add EAF_NOT_RETURNED if flag is unused;
4675 (modref_lattice::init): Add EAF_NOREAD.
4676 (modref_lattice::add_escape_point): Do not reacord escape point if
4678 (modref_lattice::merge): EAF_NOESCAPE implies EAF_NODIRECTESCAPE;
4679 use remove_useless_eaf_flags.
4680 (modref_lattice::merge_deref): Use ignore_stores_eaf_flags.
4681 (modref_lattice::merge_direct_load): Add EAF_NOREAD
4682 (analyze_ssa_name_flags): Fix handling EAF_NOT_RETURNED
4683 (analyze_parms): Use remove_useless_eaf_flags.
4684 (ipa_merge_modref_summary_after_inlining): Use ignore_stores_eaf_flags.
4685 (modref_merge_call_site_flags): Add caller and ecf_flags parameter;
4686 use remove_useless_eaf_flags.
4687 (modref_propagate_flags_in_scc): Update.
4688 * ipa-modref.h: Turn eaf_flags_t back to char.
4689 * tree-core.h (EAF_NOT_RETURNED): Fix.
4690 (EAF_NOREAD): New constant
4691 * tree-ssa-alias.c: (ref_maybe_used_by_call_p_1): Check for
4693 * tree-ssa-structalias.c (handle_rhs_call): Handle new flags.
4694 (handle_pure_call): Likewise.
4696 2021-08-12 Jakub Jelinek <jakub@redhat.com>
4698 * tree.def (OMP_MASKED): New tree code.
4699 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_FILTER.
4700 * tree.h (OMP_MASKED_BODY, OMP_MASKED_CLAUSES, OMP_MASKED_COMBINED,
4701 OMP_CLAUSE_FILTER_EXPR): Define.
4702 * tree.c (omp_clause_num_ops): Add OMP_CLAUSE_FILTER entry.
4703 (omp_clause_code_name): Likewise.
4704 (walk_tree_1): Handle OMP_CLAUSE_FILTER.
4705 * tree-nested.c (convert_nonlocal_omp_clauses,
4706 convert_local_omp_clauses): Handle OMP_CLAUSE_FILTER.
4707 (convert_nonlocal_reference_stmt, convert_local_reference_stmt,
4708 convert_gimple_call): Handle GIMPLE_OMP_MASTER.
4709 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_FILTER.
4710 (dump_generic_node): Handle OMP_MASTER.
4711 * gimple.def (GIMPLE_OMP_MASKED): New gimple code.
4712 * gimple.c (gimple_build_omp_masked): New function.
4713 (gimple_copy): Handle GIMPLE_OMP_MASKED.
4714 * gimple.h (gimple_build_omp_masked): Declare.
4715 (gimple_has_substatements): Handle GIMPLE_OMP_MASKED.
4716 (gimple_omp_masked_clauses, gimple_omp_masked_clauses_ptr,
4717 gimple_omp_masked_set_clauses): New inline functions.
4718 (CASE_GIMPLE_OMP): Add GIMPLE_OMP_MASKED.
4719 * gimple-pretty-print.c (dump_gimple_omp_masked): New function.
4720 (pp_gimple_stmt_1): Handle GIMPLE_OMP_MASKED.
4721 * gimple-walk.c (walk_gimple_stmt): Likewise.
4722 * gimple-low.c (lower_stmt): Likewise.
4723 * gimplify.c (is_gimple_stmt): Handle OMP_MASTER.
4724 (gimplify_scan_omp_clauses): Handle OMP_CLAUSE_FILTER. For clauses
4725 that take one expression rather than decl or constant, force
4726 gimplification of that into a SSA_NAME or temporary unless min
4728 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_FILTER.
4729 (gimplify_expr): Handle OMP_MASKED.
4730 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_MASKED.
4731 (estimate_num_insns): Likewise.
4732 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE_FILTER.
4733 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_MASKED. Adjust
4734 diagnostics for existence of masked construct.
4735 (scan_omp_1_stmt, lower_omp_master, lower_omp_1, diagnose_sb_1,
4736 diagnose_sb_2): Handle GIMPLE_OMP_MASKED.
4737 * omp-expand.c (expand_omp_synch, expand_omp, omp_make_gimple_edges):
4740 2021-08-12 Uroš Bizjak <ubizjak@gmail.com>
4743 * config/i386/i386.md (avx512f_scalef<mode>2): New insn pattern.
4744 (ldexp<mode>3): Use avx512f_scalef<mode>2.
4745 (UNSPEC_SCALEF): Move from ...
4746 * config/i386/sse.md (UNSPEC_SCALEF): ... here.
4748 2021-08-12 Jan Hubicka <hubicka@ucw.cz>
4750 * ipa-split.c (consider_split): Fix condition testing void functions.
4752 2021-08-12 Aldy Hernandez <aldyh@redhat.com>
4754 * doc/invoke.texi: Remove docs for threader-mode param.
4755 * flag-types.h (enum threader_mode): Remove.
4756 * params.opt: Remove threader-mode param.
4757 * tree-ssa-threadbackward.c (class back_threader): Remove
4758 path_is_unreachable_p.
4759 Make find_paths private.
4760 Add maybe_thread and thread_through_all_blocks.
4761 Remove reference marker for m_registry.
4762 Remove reference marker for m_profit.
4763 (back_threader::back_threader): Adjust for registry and profit not
4765 (dump_path): Move down.
4767 (class thread_jumps): Remove.
4768 (class back_threader_registry): Remove m_all_paths.
4770 (thread_jumps::thread_through_all_blocks): Move to back_threader
4772 (fsm_find_thread_path): Remove
4773 (back_threader::maybe_thread): New.
4774 (back_threader::thread_through_all_blocks): Move from
4776 (back_threader_registry::back_threader_registry): Remove
4778 (back_threader_registry::~back_threader_registry): Remove.
4779 (thread_jumps::find_taken_edge): Remove.
4780 (thread_jumps::check_subpath_and_update_thread_path): Remove.
4781 (thread_jumps::maybe_register_path): Remove.
4782 (thread_jumps::handle_phi): Remove.
4783 (handle_assignment_p): Remove.
4784 (thread_jumps::handle_assignment): Remove.
4785 (thread_jumps::fsm_find_control_statement_thread_paths): Remove.
4786 (thread_jumps::find_jump_threads_backwards): Remove.
4787 (thread_jumps::find_jump_threads_backwards_with_ranger): Remove.
4788 (try_thread_blocks): Rename find_jump_threads_backwards to
4790 (pass_early_thread_jumps::execute): Same.
4792 2021-08-12 Tobias Burnus <tobias@codesourcery.com>
4794 * tree-core.h (omp_clause_proc_bind_kind): Add
4795 OMP_CLAUSE_PROC_BIND_PRIMARY.
4796 * tree-pretty-print.c (dump_omp_clause): Add TODO comment to
4797 change 'master' to 'primary' in proc_bind for OpenMP 5.1.
4799 2021-08-12 Claudiu Zissulescu <claziss@synopsys.com>
4801 * common/config/arc/arc-common.c (arc_option_init_struct): Remove
4802 fno-common reference.
4803 * config/arc/arc.c (arc_override_options): Remove overriding of
4806 2021-08-12 Jakub Jelinek <jakub@redhat.com>
4809 * config/i386/i386-expand.c (ix86_expand_vec_one_operand_perm_avx512):
4810 If d->testing_p, return true after performing checks instead of
4811 actually expanding the insn.
4812 (expand_vec_perm_broadcast_1): Handle V32HImode - assert
4813 !TARGET_AVX512BW and return false.
4815 2021-08-12 Eric Botcazou <ebotcazou@gcc.gnu.org>
4817 * configure.ac (PE linker --disable-dynamicbase support): New check.
4818 * configure: Regenerate.
4819 * config.in: Likewise.
4820 * config/i386/mingw32.h (LINK_SPEC_DISABLE_DYNAMICBASE): New define.
4821 (LINK_SPEC): Use it.
4822 * config/i386/mingw-w64.h (LINK_SPEC_DISABLE_DYNAMICBASE): Likewise.
4823 (LINK_SPEC): Likewise.
4825 2021-08-12 liuhongt <hongtao.liu@intel.com>
4828 * config/i386/sse.md (*avx2_zero_extendv16qiv16hi2_2): New
4829 post_reload define_insn_and_split.
4830 (*avx512bw_zero_extendv32qiv32hi2_2): Ditto.
4831 (*sse4_1_zero_extendv8qiv8hi2_4): Ditto.
4832 (*avx512f_zero_extendv16hiv16si2_2): Ditto.
4833 (*avx2_zero_extendv8hiv8si2_2): Ditto.
4834 (*sse4_1_zero_extendv4hiv4si2_4): Ditto.
4835 (*avx512f_zero_extendv8siv8di2_2): Ditto.
4836 (*avx2_zero_extendv4siv4di2_2): Ditto.
4837 (*sse4_1_zero_extendv2siv2di2_4): Ditto.
4838 (VI248_256, VI248_512, VI148_512, VI148_256, VI148_128): New
4841 2021-08-11 Bill Schmidt <wschmidt@linux.ibm.com>
4843 * config/rs6000/rs6000-builtin-new.def: Add always, power5, and
4846 2021-08-11 Bill Schmidt <wschmidt@linux.ibm.com>
4848 * config/rs6000/rs6000-builtin-new.def: Add vsx stanza.
4850 2021-08-11 Bill Schmidt <wschmidt@linux.ibm.com>
4852 * config/rs6000/rs6000-builtin-new.def: Finish altivec stanza.
4853 * config/rs6000/rs6000-call.c (rs6000_init_builtins): Move
4854 initialization of pcvoid_type_node here...
4855 (altivec_init_builtins): ...from here.
4856 * config/rs6000/rs6000.h (rs6000_builtin_type_index): Add
4857 RS6000_BTI_const_ptr_void.
4858 (pcvoid_type_node): New macro.
4860 2021-08-11 Richard Biener <rguenther@suse.de>
4863 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not decompose
4864 hard-register accesses.
4866 2021-08-11 Richard Biener <rguenther@suse.de>
4868 * tree-ssa-operands.c (operands_scanner::get_expr_operands):
4869 Do not look at COMPONENT_REF FIELD_DECLs TREE_THIS_VOLATILE
4870 to determine has_volatile_ops.
4872 2021-08-11 Eric Botcazou <ebotcazou@gcc.gnu.org>
4874 * cfgexpand.c (expand_used_vars): Reuse attribs local variable.
4876 2021-08-11 Jan Hubicka <hubicka@ucw.cz>
4877 Alexandre Oliva <oliva@adacore.com>
4879 * ipa-modref.c (modref_lattice::dump): Fix escape_point's min_flags
4881 (modref_lattice::merge_deref): Fix handling of indirect scape points.
4882 (update_escape_summary_1): Likewise.
4883 (update_escape_summary): Likewise.
4884 (ipa_merge_modref_summary_after_inlining): Likewise.
4886 2021-08-11 Richard Biener <rguenther@suse.de>
4888 PR middle-end/101858
4889 * fold-const.c (fold_binary_loc): Guard simplification
4890 of X < (cast) (1 << Y) to integer types.
4892 2021-08-11 Richard Biener <rguenther@suse.de>
4894 PR tree-optimization/101861
4895 * tree-vect-stmts.c (vectorizable_load): Fix error in
4896 previous change with regard to gather vectorization.
4898 2021-08-11 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
4901 * config/arm/arm_neon.h (vdup_n_s8): Replace call to builtin
4903 (vdup_n_s16): Likewise.
4904 (vdup_n_s32): Likewise.
4905 (vdup_n_s64): Likewise.
4906 (vdup_n_u8): Likewise.
4907 (vdup_n_u16): Likewise.
4908 (vdup_n_u32): Likewise.
4909 (vdup_n_u64): Likewise.
4910 (vdup_n_p8): Likewise.
4911 (vdup_n_p16): Likewise.
4912 (vdup_n_p64): Likewise.
4913 (vdup_n_f16): Likewise.
4914 (vdup_n_f32): Likewise.
4915 (vdupq_n_s8): Likewise.
4916 (vdupq_n_s16): Likewise.
4917 (vdupq_n_s32): Likewise.
4918 (vdupq_n_s64): Likewise.
4919 (vdupq_n_u8): Likewise.
4920 (vdupq_n_u16): Likewise.
4921 (vdupq_n_u32): Likewise.
4922 (vdupq_n_u64): Likewise.
4923 (vdupq_n_p8): Likewise.
4924 (vdupq_n_p16): Likewise.
4925 (vdupq_n_p64): Likewise.
4926 (vdupq_n_f16): Likewise.
4927 (vdupq_n_f32): Likewise.
4928 (vmov_n_s8): Replace call to builtin with call to corresponding
4930 (vmov_n_s16): Likewise.
4931 (vmov_n_s32): Likewise.
4932 (vmov_n_s64): Likewise.
4933 (vmov_n_u8): Likewise.
4934 (vmov_n_u16): Likewise.
4935 (vmov_n_u32): Likewise.
4936 (vmov_n_u64): Likewise.
4937 (vmov_n_p8): Likewise.
4938 (vmov_n_p16): Likewise.
4939 (vmov_n_f16): Likewise.
4940 (vmov_n_f32): Likewise.
4941 (vmovq_n_s8): Likewise.
4942 (vmovq_n_s16): Likewise.
4943 (vmovq_n_s32): Likewise.
4944 (vmovq_n_s64): Likewise.
4945 (vmovq_n_u8): Likewise.
4946 (vmovq_n_u16): Likewise.
4947 (vmovq_n_u32): Likewise.
4948 (vmovq_n_u64): Likewise.
4949 (vmovq_n_p8): Likewise.
4950 (vmovq_n_p16): Likewise.
4951 (vmovq_n_f16): Likewise.
4952 (vmovq_n_f32): Likewise.
4953 * config/arm/arm_neon_builtins.def: Remove entries for vdup_n.
4955 2021-08-11 liuhongt <hongtao.liu@intel.com>
4958 * config/i386/i386.md (ldexp<mode>3): Extend to vscalefs[sd]
4959 when TARGET_AVX512F and TARGET_SSE_MATH.
4961 2021-08-10 Jakub Jelinek <jakub@redhat.com>
4964 * config/i386/i386-expand.c (expand_vec_perm_even_odd): Return false
4965 for V32HImode if !TARGET_AVX512BW.
4966 (ix86_vectorize_vec_perm_const) <case E_V32HImode, case E_V64QImode>:
4967 If !TARGET_AVX512BW and TARGET_AVX512F and d.testing_p, don't fail
4968 early, but actually check the permutation.
4970 2021-08-10 Richard Biener <rguenther@suse.de>
4972 PR tree-optimization/101809
4973 * tree-vect-stmts.c (get_load_store_type): Allow emulated
4974 gathers with offset vector nunits being a constant multiple
4975 of the data vector nunits.
4976 (vect_get_gather_scatter_ops): Use the appropriate nunits
4977 for the offset vector defs.
4978 (vectorizable_store): Adjust call to
4979 vect_get_gather_scatter_ops.
4980 (vectorizable_load): Likewise. Handle the case of less
4981 offset vectors than data vectors.
4983 2021-08-10 Jakub Jelinek <jakub@redhat.com>
4986 * config/i386/sse.md (*avx512f_shuf_<shuffletype>64x2_1<mask_name>_1,
4987 *avx512f_shuf_<shuffletype>32x4_1<mask_name>_1): New define_insn
4990 2021-08-10 Richard Biener <rguenther@suse.de>
4992 PR tree-optimization/101801
4993 PR tree-optimization/101819
4994 * tree-vectorizer.h (vect_emulated_vector_p): Declare.
4995 * tree-vect-loop.c (vect_emulated_vector_p): New function.
4996 (vectorizable_reduction): Re-instantiate a check for emulated
4998 * tree-vect-stmts.c (vectorizable_shift): Likewise.
4999 (vectorizable_operation): Likewise. Cost emulated vector
5000 operations according to the scalar sequence synthesized by
5003 2021-08-10 Richard Biener <rguenther@suse.de>
5005 PR middle-end/101824
5006 * tree-nested.c (get_frame_field): Mark the COMPONENT_REF as
5007 volatile in case the variable was.
5009 2021-08-10 H.J. Lu <hjl.tools@gmail.com>
5012 * config/i386/constraints.md (BC): Document for integer SSE
5013 constant all bits set operand.
5014 (BF): New constraint for const floating-point all bits set
5016 * config/i386/i386.c (standard_sse_constant_p): Likewise.
5017 (standard_sse_constant_opcode): Likewise.
5018 * config/i386/sse.md (sseconstm1): New mode attribute.
5019 (mov<mode>_internal): Replace BC with <sseconstm1>.
5021 2021-08-10 liuhongt <hongtao.liu@intel.com>
5023 * config/i386/sse.md (cond_<insn><mode>): New expander.
5024 (VI248_AVX512VLBW): New mode iterator.
5025 * config/i386/predicates.md
5026 (nonimmediate_or_const_vec_dup_operand): New predicate.
5028 2021-08-09 Andrew MacLeod <amacleod@redhat.com>
5030 PR tree-optimization/101741
5031 * gimple-range-fold.cc (fold_using_range::range_of_builtin_call): Check
5032 type of parameter for toupper/tolower.
5034 2021-08-09 Martin Jambor <mjambor@suse.cz>
5037 * ipa-prop.c (propagate_controlled_uses): Removed a spurious space.
5039 2021-08-09 Pat Haugen <pthaugen@linux.ibm.com>
5041 * config/rs6000/rs6000.c (is_load_insn1): Verify destination is a
5043 (is_store_insn1): Verify source is a register.
5045 2021-08-09 Uroš Bizjak <ubizjak@gmail.com>
5048 * config/i386/mmx.md (<any_logic:code>v2sf3):
5049 Rename from *mmx_<any_logic:code>v2sf3
5051 2021-08-09 Thomas Schwinge <thomas@codesourcery.com>
5053 * config/nvptx/nvptx.c: Cross-reference parts adapted in
5054 'gcc/omp-oacc-neuter-broadcast.cc'.
5055 * omp-low.c: Likewise.
5056 * omp-oacc-neuter-broadcast.cc: Cross-reference parts adapted from
5059 2021-08-09 Julian Brown <julian@codesourcery.com>
5060 Kwok Cheung Yeung <kcy@codesourcery.com>
5061 Thomas Schwinge <thomas@codesourcery.com>
5063 * config/gcn/gcn.c (gcn_init_builtins): Override decls for
5064 BUILT_IN_GOACC_SINGLE_START, BUILT_IN_GOACC_SINGLE_COPY_START,
5065 BUILT_IN_GOACC_SINGLE_COPY_END and BUILT_IN_GOACC_BARRIER.
5066 (gcn_goacc_validate_dims): Turn on worker partitioning unconditionally.
5067 (gcn_fork_join): Update comment.
5068 * config/gcn/gcn.opt (flag_worker_partitioning): Remove.
5069 (macc_experimental_workers): Remove unused option.
5071 2021-08-09 Julian Brown <julian@codesourcery.com>
5072 Nathan Sidwell <nathan@codesourcery.com> (via 'gcc/config/nvptx/nvptx.c' master)
5073 Kwok Cheung Yeung <kcy@codesourcery.com>
5074 Thomas Schwinge <thomas@codesourcery.com>
5076 * Makefile.in (OBJS): Add omp-oacc-neuter-broadcast.o.
5077 * doc/tm.texi.in (TARGET_GOACC_CREATE_WORKER_BROADCAST_RECORD):
5078 Add documentation hook.
5079 * doc/tm.texi: Regenerate.
5080 * omp-oacc-neuter-broadcast.cc: New file.
5081 * omp-builtins.def (BUILT_IN_GOACC_BARRIER)
5082 (BUILT_IN_GOACC_SINGLE_START, BUILT_IN_GOACC_SINGLE_COPY_START)
5083 (BUILT_IN_GOACC_SINGLE_COPY_END): New builtins.
5084 * passes.def (pass_omp_oacc_neuter_broadcast): Add pass.
5085 * target.def (goacc.create_worker_broadcast_record): Add target
5087 * tree-pass.h (make_pass_omp_oacc_neuter_broadcast): Add
5089 * config/gcn/gcn-protos.h (gcn_goacc_adjust_propagation_record):
5090 Rename prototype to...
5091 (gcn_goacc_create_worker_broadcast_record): ... this.
5092 * config/gcn/gcn-tree.c (gcn_goacc_adjust_propagation_record): Rename
5094 (gcn_goacc_create_worker_broadcast_record): ... this.
5095 * config/gcn/gcn.c (TARGET_GOACC_ADJUST_PROPAGATION_RECORD):
5097 (TARGET_GOACC_CREATE_WORKER_BROADCAST_RECORD): ... this.
5099 2021-08-09 Tejas Belagod <tejas.belagod@arm.com>
5102 * config/aarch64/aarch64-simd.md (vlshr<mode>3, vashr<mode>3): Use
5105 2021-08-09 Thomas Schwinge <thomas@codesourcery.com>
5107 * Makefile.in (GTFILES): Remove '$(srcdir)/omp-offload.c'.
5109 2021-08-09 Thomas Schwinge <thomas@codesourcery.com>
5111 * builtins.def (DEF_GOACC_BUILTIN, DEF_GOMP_BUILTIN): Don't
5112 consider '-foffload-abi'.
5113 * common.opt (-foffload-abi): Remove 'Var', 'Init'.
5114 * opts.c (common_handle_option) <-foffload-abi> [ACCEL_COMPILER]:
5117 2021-08-09 Thomas Schwinge <thomas@codesourcery.com>
5119 * optc-gen.awk: Sanity check that 'Init' doesn't appear without
5122 2021-08-09 Thomas Schwinge <thomas@codesourcery.com>
5124 * omp-builtins.def (BUILT_IN_ACC_GET_DEVICE_TYPE): Remove.
5126 2021-08-09 Thomas Schwinge <thomas@codesourcery.com>
5128 * doc/gty.texi (Files): Update.
5130 2021-08-09 Thomas Schwinge <thomas@codesourcery.com>
5132 * doc/gty.texi (Files): Fix GTY header file example.
5134 2021-08-09 Roger Sayle <roger@nextmovesoftware.com>
5136 * tree-ssa-ccp.c (value_mask_to_min_max): Helper function to
5137 determine the upper and lower bounds from a mask-value pair.
5138 (bit_value_unop) [ABS_EXPR, ABSU_EXPR]: Add support for
5139 absolute value and unsigned absolute value expressions.
5140 (bit_value_binop): Initialize *VAL's precision.
5141 [LT_EXPR, LE_EXPR]: Use value_mask_to_min_max to determine
5142 upper and lower bounds of operands. Add LE_EXPR/GE_EXPR
5143 support when the operands are unknown but potentially equal.
5144 [MIN_EXPR, MAX_EXPR]: Support minimum/maximum expressions.
5146 2021-08-09 Bin Cheng <bin.cheng@linux.alibaba.com>
5148 * config/aarch64/aarch64.md
5149 (*extend<SHORT:mode><GPI:mode>2_aarch64): Use %<GPI:w>0.
5151 2021-08-08 Sergei Trofimovich <siarheit@google.com>
5153 * lra-constraints.c: Fix s/otput/output/ typo.
5155 2021-08-06 Martin Sebor <msebor@redhat.com>
5157 * builtins.c (expand_builtin_memchr): Move to gimple-ssa-warn-access.cc.
5158 (expand_builtin_strcat): Same.
5159 (expand_builtin_stpncpy): Same.
5160 (expand_builtin_strncat): Same.
5161 (check_read_access): Same.
5162 (check_memop_access): Same.
5163 (expand_builtin_strlen): Move checks to gimple-ssa-warn-access.cc.
5164 (expand_builtin_strnlen): Same.
5165 (expand_builtin_memcpy): Same.
5166 (expand_builtin_memmove): Same.
5167 (expand_builtin_mempcpy): Same.
5168 (expand_builtin_strcpy): Same.
5169 (expand_builtin_strcpy_args): Same.
5170 (expand_builtin_stpcpy_1): Same.
5171 (expand_builtin_strncpy): Same.
5172 (expand_builtin_memset): Same.
5173 (expand_builtin_bzero): Same.
5174 (expand_builtin_strcmp): Same.
5175 (expand_builtin_strncmp): Same.
5176 (expand_builtin): Remove handlers.
5177 (fold_builtin_strlen): Add a comment.
5178 * builtins.h (check_access): Move to gimple-ssa-warn-access.cc.
5179 * calls.c (maybe_warn_nonstring_arg): Same.
5180 * diagnostic-spec.c (nowarn_spec_t::nowarn_spec_t): Add warning option.
5181 * gimple-fold.c (gimple_fold_builtin_strcpy): Pass argument to callee.
5182 (gimple_fold_builtin_stpcpy): Same.
5183 * gimple-ssa-warn-access.cc (has_location): New function.
5184 (get_location): Same.
5185 (get_callee_fndecl): Same.
5188 (warn_string_no_nul): Define.
5189 (unterminated_array): Same.
5190 (check_nul_terminated_array): Same.
5191 (maybe_warn_nonstring_arg): Same.
5192 (maybe_warn_for_bound): Same.
5193 (warn_for_access): Same.
5194 (check_access): Same.
5195 (check_memop_access): Same.
5196 (check_read_access): Same.
5197 (warn_dealloc_offset): Use helper functions.
5198 (maybe_emit_free_warning): Same.
5199 (class pass_waccess): Add members.
5200 (check_strcat): New function.
5201 (check_strncat): New function.
5202 (check_stxcpy): New function.
5203 (check_stxncpy): New function.
5204 (check_strncmp): New function.
5205 (pass_waccess::check_builtin): New function.
5206 (pass_waccess::check): Call it.
5207 * gimple-ssa-warn-access.h (warn_string_no_nul): Move here from
5209 (maybe_warn_for_bound): Same.
5210 (check_access): Same.
5211 (check_memop_access): Same.
5212 (check_read_access): Same.
5213 * pointer-query.h (struct access_data): Define a ctor overload.
5215 2021-08-06 Richard Biener <rguenther@suse.de>
5217 PR tree-optimization/101801
5218 * tree-vectorizer.h (vect_worthwhile_without_simd_p): Rename...
5219 (vect_can_vectorize_without_simd_p): ... to this.
5220 * tree-vect-loop.c (vect_worthwhile_without_simd_p): Rename...
5221 (vect_can_vectorize_without_simd_p): ... to this and fold
5222 in vect_min_worthwhile_factor.
5223 (vect_min_worthwhile_factor): Remove.
5224 (vectorizable_reduction): Adjust and remove the cost part.
5225 * tree-vect-stmts.c (vectorizable_shift): Likewise.
5226 (vectorizable_operation): Likewise.
5228 2021-08-06 Uroš Bizjak <ubizjak@gmail.com>
5231 * config/i386/i386.md (cmove reg-to-reg move elimination peephole2s):
5232 Add general_gr_operand predicate to operand 3.
5234 2021-08-06 Roger Sayle <roger@nextmovesoftware.com>
5236 * tree-ssa-phiopt.c (cond_removal_in_builtin_zero_pattern): Use
5237 CFN_BUILT_IN_CLRSB* instead of BUILT_IN_CLRSB* for consistency.
5239 2021-08-06 Tamar Christina <tamar.christina@arm.com>
5241 * config/aarch64/aarch64-sve-builtins.cc (register_svpattern,
5242 register_svprfop): Pass vec<> by pointer.
5243 * langhooks-def.h (lhd_simulate_enum_decl): Likewise.
5244 * langhooks.c (lhd_simulate_enum_decl): Likewise.
5245 * langhooks.h (struct lang_hooks_for_types): Likewise.
5247 2021-08-06 Jonathan Wright <jonathan.wright@arm.com>
5249 * config/aarch64/arm_neon.h (vst1_bf16_x2): Use
5250 __builtin_memcpy instead of constructing an additional
5251 __builtin_aarch64_simd_oi one vector at a time.
5252 (vst1q_bf16_x2): Likewise.
5253 (vst1_bf16_x3): Use __builtin_memcpy instead of constructing
5254 an additional __builtin_aarch64_simd_ci one vector at a time.
5255 (vst1q_bf16_x3): Likewise.
5256 (vst1_bf16_x4): Use __builtin_memcpy instead of a union.
5257 (vst1q_bf16_x4): Likewise.
5258 (vst2_bf16): Use __builtin_memcpy instead of constructing an
5259 additional __builtin_aarch64_simd_oi one vector at a time.
5260 (vst2q_bf16): Likewise.
5261 (vst3_bf16): Use __builtin_memcpy instead of constructing an
5262 additional __builtin_aarch64_simd_ci mode one vector at a
5264 (vst3q_bf16): Likewise.
5265 (vst4_bf16): Use __builtin_memcpy instead of constructing an
5266 additional __builtin_aarch64_simd_xi one vector at a time.
5267 (vst4q_bf16): Likewise.
5269 2021-08-06 Jonathan Wright <jonathan.wright@arm.com>
5271 * config/aarch64/arm_neon.h (__ST2_LANE_FUNC): Delete.
5272 (__ST2Q_LANE_FUNC): Delete.
5273 (vst2_lane_f16): Use __builtin_memcpy to copy vector
5274 structure instead of constructing __builtin_aarch64_simd_oi
5275 one vector at a time.
5276 (vst2_lane_f32): Likewise.
5277 (vst2_lane_f64): Likewise.
5278 (vst2_lane_p8): Likewise.
5279 (vst2_lane_p16): Likewise.
5280 (vst2_lane_p64): Likewise.
5281 (vst2_lane_s8): Likewise.
5282 (vst2_lane_s16): Likewise.
5283 (vst2_lane_s32): Likewise.
5284 (vst2_lane_s64): Likewise.
5285 (vst2_lane_u8): Likewise.
5286 (vst2_lane_u16): Likewise.
5287 (vst2_lane_u32): Likewise.
5288 (vst2_lane_u64): Likewise.
5289 (vst2_lane_bf16): Likewise.
5290 (vst2q_lane_f16): Use __builtin_memcpy to copy vector
5291 structure instead of using a union.
5292 (vst2q_lane_f32): Likewise.
5293 (vst2q_lane_f64): Likewise.
5294 (vst2q_lane_p8): Likewise.
5295 (vst2q_lane_p16): Likewise.
5296 (vst2q_lane_p64): Likewise.
5297 (vst2q_lane_s8): Likewise.
5298 (vst2q_lane_s16): Likewise.
5299 (vst2q_lane_s32): Likewise.
5300 (vst2q_lane_s64): Likewise.
5301 (vst2q_lane_u8): Likewise.
5302 (vst2q_lane_u16): Likewise.
5303 (vst2q_lane_u32): Likewise.
5304 (vst2q_lane_u64): Likewise.
5305 (vst2q_lane_bf16): Likewise.
5307 2021-08-06 Jonathan Wright <jonathan.wright@arm.com>
5309 * config/aarch64/arm_neon.h (__ST3_LANE_FUNC): Delete.
5310 (__ST3Q_LANE_FUNC): Delete.
5311 (vst3_lane_f16): Use __builtin_memcpy to copy vector
5312 structure instead of constructing __builtin_aarch64_simd_ci
5313 one vector at a time.
5314 (vst3_lane_f32): Likewise.
5315 (vst3_lane_f64): Likewise.
5316 (vst3_lane_p8): Likewise.
5317 (vst3_lane_p16): Likewise.
5318 (vst3_lane_p64): Likewise.
5319 (vst3_lane_s8): Likewise.
5320 (vst3_lane_s16): Likewise.
5321 (vst3_lane_s32): Likewise.
5322 (vst3_lane_s64): Likewise.
5323 (vst3_lane_u8): Likewise.
5324 (vst3_lane_u16): Likewise.
5325 (vst3_lane_u32): Likewise.
5326 (vst3_lane_u64): Likewise.
5327 (vst3_lane_bf16): Likewise.
5328 (vst3q_lane_f16): Use __builtin_memcpy to copy vector
5329 structure instead of using a union.
5330 (vst3q_lane_f32): Likewise.
5331 (vst3q_lane_f64): Likewise.
5332 (vst3q_lane_p8): Likewise.
5333 (vst3q_lane_p16): Likewise.
5334 (vst3q_lane_p64): Likewise.
5335 (vst3q_lane_s8): Likewise.
5336 (vst3q_lane_s16): Likewise.
5337 (vst3q_lane_s32): Likewise.
5338 (vst3q_lane_s64): Likewise.
5339 (vst3q_lane_u8): Likewise.
5340 (vst3q_lane_u16): Likewise.
5341 (vst3q_lane_u32): Likewise.
5342 (vst3q_lane_u64): Likewise.
5343 (vst3q_lane_bf16): Likewise.
5345 2021-08-06 Jonathan Wright <jonathan.wright@arm.com>
5347 * config/aarch64/arm_neon.h (__ST4_LANE_FUNC): Delete.
5348 (__ST4Q_LANE_FUNC): Delete.
5349 (vst4_lane_f16): Use __builtin_memcpy to copy vector
5350 structure instead of constructing __builtin_aarch64_simd_xi
5351 one vector at a time.
5352 (vst4_lane_f32): Likewise.
5353 (vst4_lane_f64): Likewise.
5354 (vst4_lane_p8): Likewise.
5355 (vst4_lane_p16): Likewise.
5356 (vst4_lane_p64): Likewise.
5357 (vst4_lane_s8): Likewise.
5358 (vst4_lane_s16): Likewise.
5359 (vst4_lane_s32): Likewise.
5360 (vst4_lane_s64): Likewise.
5361 (vst4_lane_u8): Likewise.
5362 (vst4_lane_u16): Likewise.
5363 (vst4_lane_u32): Likewise.
5364 (vst4_lane_u64): Likewise.
5365 (vst4_lane_bf16): Likewise.
5366 (vst4q_lane_f16): Use __builtin_memcpy to copy vector
5367 structure instead of using a union.
5368 (vst4q_lane_f32): Likewise.
5369 (vst4q_lane_f64): Likewise.
5370 (vst4q_lane_p8): Likewise.
5371 (vst4q_lane_p16): Likewise.
5372 (vst4q_lane_p64): Likewise.
5373 (vst4q_lane_s8): Likewise.
5374 (vst4q_lane_s16): Likewise.
5375 (vst4q_lane_s32): Likewise.
5376 (vst4q_lane_s64): Likewise.
5377 (vst4q_lane_u8): Likewise.
5378 (vst4q_lane_u16): Likewise.
5379 (vst4q_lane_u32): Likewise.
5380 (vst4q_lane_u64): Likewise.
5381 (vst4q_lane_bf16): Likewise.
5383 2021-08-06 Martin Liska <mliska@suse.cz>
5385 * config/rs6000/rs6000.c (rs6000_option_override_internal): When
5386 a target option is restored, it can have
5387 rs6000_long_double_type_size set to FLOAT_PRECISION_TFmode
5388 and error should not be emitted.
5390 2021-08-06 Sebastian Huber <sebastian.huber@embedded-brains.de>
5392 * gcov-io.h (gcov_write): Declare.
5393 * gcov-io.c (gcov_write): New.
5394 (gcov_write_counter): Remove.
5395 (gcov_write_tag_length): Likewise.
5396 (gcov_write_summary): Replace gcov_write_tag_length() with calls to
5397 gcov_write_unsigned().
5398 * doc/invoke.texi (fprofile-info-section): Mention
5399 __gcov_info_to_gdca().
5401 2021-08-06 Martin Sebor <msebor@redhat.com>
5403 * dominance.c (prune_bbs_to_update_dominators): Adjust by-value vec
5404 arguments to by-reference.
5405 (iterate_fix_dominators): Same.
5406 * dominance.h (iterate_fix_dominators): Same.
5407 * ipa-prop.h: Call auto_vec::to_vec_legacy.
5408 * tree-data-ref.c (dump_data_dependence_relation): Adjust by-value vec
5409 arguments to by-reference.
5410 (debug_data_dependence_relation): Same.
5411 (dump_data_dependence_relations): Same.
5412 * tree-data-ref.h (debug_data_dependence_relation): Same.
5413 (dump_data_dependence_relations): Same.
5414 * tree-predcom.c (dump_chains): Same.
5415 (initialize_root_vars_lm): Same.
5416 (determine_unroll_factor): Same.
5417 (replace_phis_by_defined_names): Same.
5418 (insert_init_seqs): Same.
5419 (pcom_worker::tree_predictive_commoning_loop): Call
5420 auto_vec::to_vec_legacy.
5421 * tree-ssa-pre.c (insert_into_preds_of_block): Adjust by-value vec
5422 arguments to by-reference.
5423 * tree-ssa-threadbackward.c (populate_worklist): Same.
5424 (back_threader::resolve_def): Same.
5425 * tree-vect-data-refs.c (vect_check_nonzero_value): Same.
5426 (vect_enhance_data_refs_alignment): Same.
5427 (vect_check_lower_bound): Same.
5428 (vect_prune_runtime_alias_test_list): Same.
5429 (vect_permute_store_chain): Same.
5430 * tree-vect-slp-patterns.c (vect_normalize_conj_loc): Same.
5431 * tree-vect-stmts.c (vect_create_vectorized_demotion_stmts): Same.
5432 * tree-vectorizer.h (vect_permute_store_chain): Same.
5433 * vec.c (test_init): New function.
5434 (vec_c_tests): Call new function.
5435 * vec.h (vec): Declare ctors, dtor, and assignment.
5436 (auto_vec::vec_to_legacy): New function.
5437 (vec::copy): Adjust initialization.
5439 2021-08-05 H.J. Lu <hjl.tools@gmail.com>
5442 * config/i386/i386.c (ix86_can_inline_p): Ignore MASK_80387 if
5443 callee only uses GPRs.
5444 * config/i386/ia32intrin.h: Revert commit 5463cee2770.
5445 * config/i386/serializeintrin.h: Revert commit 71958f740f1.
5446 * config/i386/x86gprintrin.h: Add
5447 #pragma GCC target("general-regs-only") and #pragma GCC pop_options
5448 to disable non-GPR ISAs.
5450 2021-08-05 Richard Sandiford <richard.sandiford@arm.com>
5452 PR middle-end/101787
5453 * doc/md.texi (cond_ashl, cond_ashr, cond_lshr): Document.
5455 2021-08-05 Richard Sandiford <richard.sandiford@arm.com>
5457 * tree-vectorizer.h (vect_is_store_elt_extraction, vect_is_reduction)
5458 (vect_reduc_type, vect_embedded_comparison_type, vect_comparison_type)
5459 (vect_is_extending_load, vect_is_integer_truncation): New functions,
5460 moved from aarch64.c but given different names.
5461 * config/aarch64/aarch64.c (aarch64_is_store_elt_extraction)
5462 (aarch64_is_reduction, aarch64_reduc_type)
5463 (aarch64_embedded_comparison_type, aarch64_comparison_type)
5464 (aarch64_extending_load_p, aarch64_integer_truncation_p): Delete
5465 in favor of the above. Update callers accordingly.
5467 2021-08-05 Richard Earnshaw <rearnsha@arm.com>
5470 * config/arm/arm-cpus.in (generic-armv7-a): Add quirk to suppress
5471 writing .cpu directive in asm output.
5472 * config/arm/arm.c (arm_identify_fpu_from_isa): New variable.
5473 (arm_last_printed_arch_string): Delete.
5474 (arm_last-printed_fpu_string): Delete.
5475 (arm_configure_build_target): If use of floating-point/SIMD is
5476 disabled, remove all fp/simd related features from the target ISA.
5477 (last_arm_targ_options): New variable.
5478 (arm_print_asm_arch_directives): Add new parameters. Change order
5479 of emitted directives and handle all cases here.
5480 (arm_file_start): Always call arm_print_asm_arch_directives, move
5481 all generation of .arch/.arch_extension here.
5482 (arm_file_end): Call arm_print_asm_arch.
5483 (arm_declare_function_name): Call arm_print_asm_arch_directives
5484 instead of printing .arch/.fpu directives directly.
5486 2021-08-05 Richard Earnshaw <rearnsha@arm.com>
5488 * config/arm/arm.c (arm_configure_build_target): Don't call
5489 arm_option_reconfigure_globals.
5490 (arm_option_restore): Call arm_option_reconfigure_globals after
5491 reconfiguring the target.
5492 * config/arm/arm-c.c (arm_pragma_target_parse): Likewise.
5494 2021-08-05 Richard Earnshaw <rearnsha@arm.com>
5496 * config/arm/arm.c (arm_configure_build_target): Ensure the target's
5497 arch_name is always set.
5499 2021-08-05 Jonathan Wright <jonathan.wright@arm.com>
5501 * config/aarch64/aarch64.c: Traverse RTL tree to prevent cost
5502 of vec_select high-half from being added into Neon subtract
5505 2021-08-05 Jonathan Wright <jonathan.wright@arm.com>
5507 * config/aarch64/aarch64.c: Traverse RTL tree to prevent cost
5508 of vec_select high-half from being added into Neon add cost.
5510 2021-08-05 Kewen Lin <linkw@linux.ibm.com>
5512 * cfgloop.h (loops_list::loops_list): Add one optional argument
5513 root and adjust accordingly, update loop tree walking and factor
5515 * cfgloop.c (loops_list::walk_loop_tree): ... this. New function.
5517 2021-08-05 Eric Botcazou <ebotcazou@gcc.gnu.org>
5519 PR tree-optimization/101626
5520 * tree-sra.c (propagate_subaccesses_from_rhs): Do not set the
5521 reverse scalar storage order on a pointer or vector component.
5523 2021-08-05 liuhongt <hongtao.liu@intel.com>
5525 * config/i386/sse.md (cond_<code><mode>): New expander.
5527 2021-08-05 liuhongt <hongtao.liu@intel.com>
5529 * config/i386/sse.md (cond_<code><mode>): New expander.
5531 2021-08-05 liuhongt <hongtao.liu@intel.com>
5533 * config/i386/sse.md (cond_<code><mode>): New expander.
5535 2021-08-04 David Malcolm <dmalcolm@redhat.com>
5538 * Makefile.in (ANALYZER_OBJS): Add analyzer/region-model-asm.o.
5540 2021-08-04 H.J. Lu <hjl.tools@gmail.com>
5543 * config/i386/i386.h (STORE_MAX_PIECES): Allow 16/32/64 bytes
5544 only if TARGET_INTER_UNIT_MOVES_TO_VEC is true.
5546 2021-08-04 H.J. Lu <hjl.tools@gmail.com>
5549 * config/i386/i386-expand.c (ix86_expand_vector_move): Call
5550 ix86_gen_scratch_sse_rtx to get a scratch SSE register to copy
5551 data with SSE register from one memory location to another.
5553 2021-08-04 Andreas Krebbel <krebbel@linux.ibm.com>
5555 * config/s390/s390.c (expand_perm_with_vpdi): New function.
5556 (vectorize_vec_perm_const_1): Call expand_perm_with_vpdi.
5557 * config/s390/vector.md (*vpdi1<mode>, @vpdi1<mode>): Enable a
5558 parameterized expander.
5559 (*vpdi4<mode>, @vpdi4<mode>): Likewise.
5561 2021-08-04 Andreas Krebbel <krebbel@linux.ibm.com>
5563 * config/s390/s390.c (MAX_VECT_LEN): Define macro.
5564 (struct expand_vec_perm_d): Define struct.
5565 (expand_perm_with_merge): New function.
5566 (vectorize_vec_perm_const_1): New function.
5567 (s390_vectorize_vec_perm_const): New function.
5568 (TARGET_VECTORIZE_VEC_PERM_CONST): Define target macro.
5570 2021-08-04 Andreas Krebbel <krebbel@linux.ibm.com>
5572 * config/s390/vector.md (V_HW_64): Remove mode iterator.
5573 (*vec_load_pair<mode>): Use V_HW_2 instead of V_HW_64.
5574 * config/s390/vx-builtins.md
5575 (vec_scatter_element<V_HW_2:mode>_SI): Use V_HW_2 instead of
5578 2021-08-04 Andreas Krebbel <krebbel@linux.ibm.com>
5580 * config/s390/s390.md (UNSPEC_VEC_PERMI): Remove constant
5582 * config/s390/vector.md (*vpdi1<mode>, *vpdi4<mode>): New pattern
5584 * config/s390/vx-builtins.md (*vec_permi<mode>): Emit generic rtx
5585 instead of an unspec.
5587 2021-08-04 Andreas Krebbel <krebbel@linux.ibm.com>
5589 * config/s390/s390-modes.def: Add more vector modes to support
5590 concatenation of two vectors.
5591 * config/s390/s390-protos.h (s390_expand_merge_perm_const): Add
5593 (s390_expand_merge): Likewise.
5594 * config/s390/s390.c (s390_expand_merge_perm_const): New function.
5595 (s390_expand_merge): New function.
5596 * config/s390/s390.md (UNSPEC_VEC_MERGEH, UNSPEC_VEC_MERGEL):
5597 Remove constant definitions.
5598 * config/s390/vector.md (V_HW_2): Add mode iterators.
5599 (VI_HW_4, V_HW_4): Rename VI_HW_4 to V_HW_4.
5600 (vec_2x_nelts, vec_2x_wide): New mode attributes.
5601 (*vmrhb, *vmrlb, *vmrhh, *vmrlh, *vmrhf, *vmrlf, *vmrhg, *vmrlg):
5602 New pattern definitions.
5603 (vec_widen_umult_lo_<mode>, vec_widen_umult_hi_<mode>)
5604 (vec_widen_smult_lo_<mode>, vec_widen_smult_hi_<mode>)
5605 (vec_unpacks_lo_v4sf, vec_unpacks_hi_v4sf, vec_unpacks_lo_v2df)
5606 (vec_unpacks_hi_v2df): Adjust expanders to emit non-unspec RTX for
5608 * config/s390/vx-builtins.md (V_HW_4): Remove mode iterator. Now
5610 (vec_mergeh<mode>, vec_mergel<mode>): Use s390_expand_merge to
5611 emit vec merge pattern.
5613 2021-08-04 Jonathan Wright <jonathan.wright@arm.com>
5615 * config/aarch64/aarch64.c (aarch64_strip_extend_vec_half):
5617 (aarch64_rtx_mult_cost): Traverse RTL tree to prevent cost of
5618 vec_select high-half from being added into Neon multiply
5620 * rtlanal.c (vec_series_highpart_p): Define.
5621 * rtlanal.h (vec_series_highpart_p): Declare.
5623 2021-08-04 Jonathan Wright <jonathan.wright@arm.com>
5625 * config/aarch64/aarch64.c (aarch64_strip_duplicate_vec_elt):
5627 (aarch64_rtx_mult_cost): Traverse RTL tree to prevent
5628 vec_select cost from being added into Neon multiply cost.
5630 2021-08-04 Richard Sandiford <richard.sandiford@arm.com>
5632 * tree-vect-loop.c (vect_better_loop_vinfo_p): Detect cases in
5633 which old_loop_vinfo is an epilogue loop that handles a constant
5634 number of iterations.
5636 2021-08-04 Richard Sandiford <richard.sandiford@arm.com>
5638 * tree-vect-loop.c (vect_analyze_loop): Print a dump message
5639 when a reanalyzed loop fails to be cheaper than the current
5642 2021-08-04 Richard Sandiford <richard.sandiford@arm.com>
5644 * config/aarch64/aarch64.c: Fix a typo.
5646 2021-08-04 Vincent Lefèvre <vincent-gcc@vinc17.net>
5648 PR gcov-profile/101773
5649 * gcov-io.c (gcov_close): Check return code of a fclose.
5651 2021-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
5654 * dwarf2out.c (dwarf2out_assembly_start): Emit a dummy
5655 .file statement when needed.
5657 2021-08-04 Richard Biener <rguenther@suse.de>
5659 * tree-vect-data-refs.c (vect_check_gather_scatter):
5660 Include widening conversions only when the result is
5661 still handed by native gather or the current offset
5662 size not already matches the data size.
5663 Also succeed analysis in case there's no native support,
5664 noted by a IFN_LAST ifn and a NULL decl.
5665 (vect_analyze_data_refs): Always consider gathers.
5666 * tree-vect-patterns.c (vect_recog_gather_scatter_pattern):
5667 Test for no IFN gather rather than decl gather.
5668 * tree-vect-stmts.c (vect_model_load_cost): Pass in the
5669 gather-scatter info and cost emulated gathers accordingly.
5670 (vect_truncate_gather_scatter_offset): Properly test for
5672 (vect_use_strided_gather_scatters_p): Likewise.
5673 (get_load_store_type): Handle emulated gathers and its
5675 (vectorizable_load): Likewise. Emulate them by extracting
5676 scalar offsets, doing scalar loads and a vector construct.
5678 2021-08-04 H.J. Lu <hjl.tools@gmail.com>
5681 * expr.c (op_by_pieces_d::op_by_pieces_d): Add a max_pieces
5682 argument to set m_max_size.
5683 (move_by_pieces_d): Pass MOVE_MAX_PIECES to op_by_pieces_d.
5684 (store_by_pieces_d): Pass STORE_MAX_PIECES to op_by_pieces_d.
5685 (compare_by_pieces_d): Pass COMPARE_MAX_PIECES to op_by_pieces_d.
5687 2021-08-04 Roger Sayle <roger@nextmovesoftware.com>
5688 Marc Glisse <marc.glisse@inria.fr>
5690 * match.pd (bit_ior, bit_xor): Canonicalize (X*C1)|(X*C2) and
5691 (X*C1)^(X*C2) as X*(C1+C2), and related variants, using
5692 tree_nonzero_bits to ensure that operands are bit-wise disjoint.
5694 2021-08-04 Richard Biener <rguenther@suse.de>
5696 * tree-ssa-forwprop.c (pass_forwprop::execute): Split
5697 out code to decompose vector loads ...
5698 (optimize_vector_load): ... here. Generalize it to
5699 handle intermediate widening and TARGET_MEM_REF loads
5700 and apply it to loads with a supported vector mode as well.
5702 2021-08-04 Richard Biener <rguenther@suse.de>
5704 PR tree-optimization/101756
5705 * tree-vect-slp.c (vectorizable_bb_reduc_epilogue): Make sure
5706 the result of the reduction epilogue is compatible to the original
5709 2021-08-04 liuhongt <hongtao.liu@intel.com>
5712 * config/i386/i386.md (peephole2): Refine predicate from
5713 register_operand to general_reg_operand.
5715 2021-08-04 Aldy Hernandez <aldyh@redhat.com>
5717 * gimple-range-path.h (path_range_query::dump): Mark override.
5719 2021-08-04 Richard Biener <rguenther@suse.de>
5721 PR tree-optimization/101769
5722 * tree-tailcall.c (eliminate_tail_call): Add the created loop
5723 for the first recursion and return it via the new output parameter.
5724 (optimize_tail_call): Pass through new output param.
5725 (tree_optimize_tail_calls_1): After creating all latches,
5726 add the created loop to the loop tree. Do not mark loops for fixup.
5728 2021-08-04 Martin Liska <mliska@suse.cz>
5730 * doc/invoke.texi: Document threader-mode param.
5732 2021-08-04 liuhongt <hongtao.liu@intel.com>
5734 * config/i386/sse.md (cond_fma<mode>): New expander.
5735 (cond_fms<mode>): Ditto.
5736 (cond_fnma<mode>): Ditto.
5737 (cond_fnms<mode>): Ditto.
5739 2021-08-03 Segher Boessenkool <segher@kernel.crashing.org>
5741 * config/rs6000/vsx.md (*vsx_le_perm_store_<mode>): Use && instead of &.
5743 2021-08-03 Segher Boessenkool <segher@kernel.crashing.org>
5745 * config/rs6000/constraints.md: Remove "e" from the list of available
5746 constraint characters.
5748 2021-08-03 Eugene Rozenfeld <erozen@microsoft.com>
5750 PR gcov-profile/71672
5751 * auto-profile.c (afdo_indirect_call): Fix setup of the historgram value for indirect calls.
5753 2021-08-03 Paul A. Clarke <pc@us.ibm.com>
5755 * config/rs6000/smmintrin.h (_mm_minpos_epu16): New.
5757 2021-08-03 H.J. Lu <hjl.tools@gmail.com>
5759 * config/i386/i386.c (ix86_gen_scratch_sse_rtx): In 64-bit mode,
5760 try XMM31 to avoid vzeroupper.
5762 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
5764 * doc/invoke.texi: Document -mtune=neoverse-512tvb and
5765 -mcpu=neoverse-512tvb.
5766 * config/aarch64/aarch64-cores.def (neoverse-512tvb): New entry.
5767 * config/aarch64/aarch64-tune.md: Regenerate.
5768 * config/aarch64/aarch64.c (neoverse512tvb_sve_vector_cost)
5769 (neoverse512tvb_sve_issue_info, neoverse512tvb_vec_issue_info)
5770 (neoverse512tvb_vector_cost, neoverse512tvb_tunings): New structures.
5771 (aarch64_adjust_body_cost_sve): Handle -mtune=neoverse-512tvb.
5772 (aarch64_adjust_body_cost): Likewise.
5774 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
5776 * config/aarch64/aarch64.c (aarch64_add_stmt_cost): Only
5777 record issue information for operations that occur in the
5780 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
5782 * config/aarch64/aarch64.c (aarch64_multiply_add_p): Add a vec_flags
5783 parameter. Detect cases in which an Advanced SIMD MLA would almost
5784 certainly require a MOV.
5785 (aarch64_count_ops): Update accordingly.
5787 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
5789 * config/aarch64/aarch64.c (aarch64_is_store_elt_extraction): New
5790 function, split out from...
5791 (aarch64_detect_vector_stmt_subtype): ...here.
5792 (aarch64_add_stmt_cost): Treat extracting element 0 as free.
5794 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
5796 * config/aarch64/aarch64-protos.h (sve_vec_cost):
5797 Add gather_load_x32_cost and gather_load_x64_cost.
5798 * config/aarch64/aarch64.c (generic_sve_vector_cost)
5799 (a64fx_sve_vector_cost, neoversev1_sve_vector_cost): Update
5800 accordingly, using the values given by the scalar_load * number
5801 of elements calculation that we used previously.
5802 (aarch64_detect_vector_stmt_subtype): Use the new fields.
5804 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
5806 * config/aarch64/aarch64.c (aarch64_adjust_body_cost_sve): New
5807 function, split out from...
5808 (aarch64_adjust_body_cost): ...here.
5810 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
5812 * config/aarch64/fractional-cost.h: New file.
5813 * config/aarch64/aarch64.c: Include <algorithm> (indirectly)
5814 and cost_fraction.h.
5815 (vec_cost_fraction): New typedef.
5816 (aarch64_detect_scalar_stmt_subtype): Use it for statement costs.
5817 (aarch64_detect_vector_stmt_subtype): Likewise.
5818 (aarch64_sve_adjust_stmt_cost, aarch64_adjust_stmt_cost): Likewise.
5819 (aarch64_estimate_min_cycles_per_iter): Use vec_cost_fraction
5821 (aarch64_adjust_body_cost): Likewise.
5822 (aarch64_test_cost_fraction): New function.
5823 (aarch64_run_selftests): Call it.
5825 2021-08-03 Richard Sandiford <richard.sandiford@arm.com>
5827 * config/aarch64/aarch64-protos.h (tune_params::sve_width): Turn
5829 * config/aarch64/aarch64.c (aarch64_cmp_autovec_modes): Update
5831 (aarch64_estimated_poly_value): Likewise. Use the least significant
5832 set bit for the minimum and likely values. Use the most significant
5833 set bit for the maximum value.
5835 2021-08-03 liuhongt <hongtao.liu@intel.com>
5837 * config/i386/sse.md (cond_<insn><mode>): New expander.
5838 (cond_mul<mode>): Ditto.
5840 2021-08-03 Kewen Lin <linkw@linux.ibm.com>
5842 * tree-cfg.c (move_sese_region_to_fn): Fix typos on dloop.
5844 2021-08-03 liuhongt <hongtao.liu@intel.com>
5846 * config/i386/sse.md (cond_<insn><mode>):New expander.
5847 (cond_mul<mode>): Ditto.
5848 (cond_div<mode>): Ditto.
5850 2021-08-02 H.J. Lu <hjl.tools@gmail.com>
5852 * config/i386/i386.c (ix86_finalize_stack_frame_flags): Also
5853 check stack_realign_needed for stack realignment.
5854 (ix86_legitimate_constant_p): Always allow CONST_WIDE_INT smaller
5855 than the largest integer supported by vector register.
5856 * config/i386/i386.h (MAX_MOVE_MAX): New. Set to 64.
5857 (MOVE_MAX): Set to bytes of the largest integer supported by
5859 (STORE_MAX_PIECES): New.
5861 2021-08-02 H.J. Lu <hjl.tools@gmail.com>
5863 * config/i386/i386-expand.c (ix86_expand_vector_move): Call
5864 ix86_gen_scratch_sse_rtx to get a scratch SSE register to copy
5865 data from one memory location to another.
5867 2021-08-02 H.J. Lu <hjl.tools@gmail.com>
5870 * config/i386/i386.c (TARGET_GEN_MEMSET_SCRATCH_RTX): New.
5872 2021-08-02 Aldy Hernandez <aldyh@redhat.com>
5874 PR tree-optimization/101724
5875 * params.opt: Remove --param=threader-iterative.
5876 * tree-ssa-threadbackward.c (pass_thread_jumps::execute): Remove
5879 2021-08-02 Tom de Vries <tdevries@suse.de>
5881 PR middle-end/101665
5882 * doc/extend.texi (nonnull attribute): Improve documentation.
5884 2021-08-02 Andrew Pinski <apinski@marvell.com>
5886 PR rtl-optimization/101683
5887 * rtlanal.c (may_trap_p_1): Handle UNSIGNED_FIX.
5889 2021-08-02 Roger Sayle <roger@nextmovesoftware.com>
5891 * tree-ssa-phiopt.c (cond_removal_in_builtin_zero_pattern):
5892 Renamed from cond_removal_in_popcount_clz_ctz_pattern.
5893 Add support for BSWAP, FFS, PARITY and CLRSB builtins.
5894 (tree_ssa_phiop_worker): Update call to function above.
5896 2021-08-01 H.J. Lu <hjl.tools@gmail.com>
5899 * config/i386/i386.md (bsr_rex64_1_zext): New.
5900 (combine splitter for constant - clzll): Replace gen_bsr_rex64_1
5901 with gen_bsr_rex64_1_zext.
5903 2021-07-31 Jakub Jelinek <jakub@redhat.com>
5906 * config/i386/i386.md (bsr_rex64_1, bsr_1, bsr_zext_1): New
5907 define_insn patterns.
5908 (*bsr_rex64_2, *bsr_2): New define_insn_and_split patterns.
5909 Add combine splitters for constant - clz.
5910 (clz<mode>2): Use a temporary pseudo for bsr result.
5912 2021-07-30 Paul A. Clarke <pc@us.ibm.com>
5914 * config/rs6000/smmintrin.h (_mm_floor_pd, _mm_floor_ps,
5915 _mm_floor_sd, _mm_floor_ss): New.
5917 2021-07-30 Paul A. Clarke <pc@us.ibm.com>
5919 * config/rs6000/smmintrin.h (_mm_ceil_pd, _mm_ceil_ps,
5920 _mm_ceil_sd, _mm_ceil_ss): New.
5922 2021-07-30 Paul A. Clarke <pc@us.ibm.com>
5924 * config/rs6000/smmintrin.h (_mm_blend_pd, _mm_blendv_pd,
5925 _mm_blend_ps, _mm_blendv_ps): New.
5927 2021-07-30 Roger Sayle <roger@nextmovesoftware.com>
5928 Uroš Bizjak <ubizjak@gmail.com>
5930 * config/i386/i386.md (*dec_cmov<mode>): New define_insn_and_split
5931 to generate a conditional move using the carry flag after sub $1.
5932 (peephole2): Eliminate a register-to-register move by inverting
5933 the condition of a conditional move.
5935 2021-07-30 Hans-Peter Nilsson <hp@bitrange.com>
5937 * config/mmix/mmix.md ("call", "call_value", "*call_real")
5938 ("*call_value_real"): Don't generate rtx mentioning the generic
5939 operands 1 and 2 to "call", and similarly for "call_value".
5940 * config/mmix/mmix.c (mmix_print_operand_punct_valid_p)
5941 (mmix_print_operand): Use '!' instead of 'p'.
5943 2021-07-30 Hans-Peter Nilsson <hp@bitrange.com>
5945 * doc/md.texi (call): Correct information about operand 2.
5946 * config/mmix/mmix.md ("call", "call_value"): Remove fixed FIXMEs.
5948 2021-07-30 Andrew MacLeod <amacleod@redhat.com>
5950 * range-op.cc (operator_trunc_mod::wi_fold): Fold constants.
5952 2021-07-30 Andrew MacLeod <amacleod@redhat.com>
5954 * range-op.cc (operator_div::wi_fold): Return UNDEFINED for [0, 0] divisor.
5956 2021-07-30 Andrew MacLeod <amacleod@redhat.com>
5958 * gimple-range-cache.cc (*::set_bb_range): Change const basic_block to
5960 (*::get_bb_range): Ditto.
5961 (*::bb_range_p): Ditto.
5962 * gimple-range-cache.h: Change prototypes.
5964 2021-07-30 H.J. Lu <hjl.tools@gmail.com>
5967 * builtins.c (builtin_memcpy_read_str): Change the mode argument
5968 from scalar_int_mode to fixed_size_mode.
5969 (builtin_strncpy_read_str): Likewise.
5970 (gen_memset_value_from_prev): New function.
5971 (builtin_memset_read_str): Change the mode argument from
5972 scalar_int_mode to fixed_size_mode. Use gen_memset_value_from_prev
5973 and support CONST_VECTOR.
5974 (builtin_memset_gen_str): Likewise.
5975 (try_store_by_multiple_pieces): Use by_pieces_constfn to declare
5977 * builtins.h (builtin_strncpy_read_str): Replace scalar_int_mode
5978 with fixed_size_mode.
5979 (builtin_memset_read_str): Likewise.
5980 * expr.c (widest_int_mode_for_size): Renamed to ...
5981 (widest_fixed_size_mode_for_size): Add a bool argument to
5982 indicate if QI vector mode can be used.
5983 (by_pieces_ninsns): Call widest_fixed_size_mode_for_size
5984 instead of widest_int_mode_for_size.
5985 (pieces_addr::adjust): Change the mode argument from
5986 scalar_int_mode to fixed_size_mode.
5987 (op_by_pieces_d): Make m_len read-only. Add a bool member,
5988 m_qi_vector_mode, to indicate that QI vector mode can be used.
5989 (op_by_pieces_d::op_by_pieces_d): Add a bool argument to
5990 initialize m_qi_vector_mode. Call widest_fixed_size_mode_for_size
5991 instead of widest_int_mode_for_size.
5992 (op_by_pieces_d::get_usable_mode): Change the mode argument from
5993 scalar_int_mode to fixed_size_mode. Call
5994 widest_fixed_size_mode_for_size instead of
5995 widest_int_mode_for_size.
5996 (op_by_pieces_d::smallest_fixed_size_mode_for_size): New member
5997 function to return the smallest integer or QI vector mode.
5998 (op_by_pieces_d::run): Call widest_fixed_size_mode_for_size
5999 instead of widest_int_mode_for_size. Call
6000 smallest_fixed_size_mode_for_size instead of
6001 smallest_int_mode_for_size.
6002 (store_by_pieces_d::store_by_pieces_d): Add a bool argument to
6003 indicate that QI vector mode can be used and pass it to
6004 op_by_pieces_d::op_by_pieces_d.
6005 (can_store_by_pieces): Call widest_fixed_size_mode_for_size
6006 instead of widest_int_mode_for_size. Pass memsetp to
6007 widest_fixed_size_mode_for_size to support QI vector mode.
6008 Allow all CONST_VECTORs for memset if vec_duplicate is supported.
6009 (store_by_pieces): Pass memsetp to
6010 store_by_pieces_d::store_by_pieces_d.
6011 (clear_by_pieces_1): Removed.
6012 (clear_by_pieces): Replace clear_by_pieces_1 with
6013 builtin_memset_read_str and pass true to store_by_pieces_d to
6014 support vector mode broadcast.
6015 (string_cst_read_str): Change the mode argument from
6016 scalar_int_mode to fixed_size_mode.
6017 * expr.h (by_pieces_constfn): Change scalar_int_mode to
6019 (by_pieces_prev): Likewise.
6020 * rtl.h (lowpart_subreg_regno): New.
6021 * rtlanal.c (lowpart_subreg_regno): New. A wrapper around
6022 simplify_subreg_regno.
6023 * target.def (gen_memset_scratch_rtx): New hook.
6024 * doc/tm.texi.in: Add TARGET_GEN_MEMSET_SCRATCH_RTX.
6025 * doc/tm.texi: Regenerated.
6027 2021-07-30 Xi Ruoyao <xry111@mengyan1223.wang>
6030 * config/mips/mips.c (mips_atomic_assign_expand_fenv): Use
6031 TARGET_EXPR instead of MODIFY_EXPR.
6033 2021-07-30 Xi Ruoyao <xry111@mengyan1223.wang>
6036 * config/mips/mips-protos.h (mips_expand_vec_cmp_expr): Declare.
6037 * config/mips/mips.c (mips_expand_vec_cmp_expr): New function.
6038 * config/mips/mips-msa.md (vec_cmp<MSA:mode><mode_i>): New
6040 (vec_cmpu<IMSA:mode><mode_i>): New expander.
6042 2021-07-30 H.J. Lu <hjl.tools@gmail.com>
6045 * config/i386/i386-options.c (ix86_option_override_internal):
6046 Don't enable LZCNT/POPCNT if they have been disabled explicitly.
6048 2021-07-30 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
6051 * config/arm/arm_neon.h (vld1_p64): Replace call to builtin by
6052 explicitly dereferencing __a.
6053 (vld1_s64): Likewise.
6054 (vld1_u64): Likewise.
6055 * config/arm/arm_neon_builtins.def (vld1): Remove entry for di
6056 and change to VAR13.
6058 2021-07-30 Aldy Hernandez <aldyh@redhat.com>
6060 * gimple-loop-versioning.cc (lv_dom_walker::lv_dom_walker): Remove
6061 use of m_range_analyzer.
6062 (loop_versioning::lv_dom_walker::before_dom_children): Same.
6063 (loop_versioning::lv_dom_walker::after_dom_children): Remove.
6064 (loop_versioning::prune_loop_conditions): Replace vr_values use
6065 with range_query interface.
6066 (pass_loop_versioning::execute): Use ranger.
6068 2021-07-30 Xi Ruoyao <xry111@mengyan1223.wang>
6071 * ipa-devirt.c (ipa_odr_read_section): Compare the precision of
6072 enum values, and emit a warning if they mismatch.
6074 2021-07-30 Kewen Lin <linkw@linux.ibm.com>
6076 * cfgloop.h (as_const): New function.
6077 (class loop_iterator): Rename to ...
6078 (class loops_list): ... this.
6079 (loop_iterator::next): Rename to ...
6080 (loops_list::Iter::fill_curr_loop): ... this and adjust.
6081 (loop_iterator::loop_iterator): Rename to ...
6082 (loops_list::loops_list): ... this and adjust.
6083 (loops_list::Iter): New class.
6084 (loops_list::iterator): New type.
6085 (loops_list::const_iterator): New type.
6086 (loops_list::begin): New function.
6087 (loops_list::end): Likewise.
6088 (loops_list::begin const): Likewise.
6089 (loops_list::end const): Likewise.
6090 (FOR_EACH_LOOP): Remove.
6091 (FOR_EACH_LOOP_FN): Remove.
6092 * cfgloop.c (flow_loops_dump): Adjust FOR_EACH_LOOP* with range-based
6093 for loop with loops_list instance.
6094 (sort_sibling_loops): Likewise.
6095 (disambiguate_loops_with_multiple_latches): Likewise.
6096 (verify_loop_structure): Likewise.
6097 * cfgloopmanip.c (create_preheaders): Likewise.
6098 (force_single_succ_latches): Likewise.
6099 * config/aarch64/falkor-tag-collision-avoidance.c
6100 (execute_tag_collision_avoidance): Likewise.
6101 * config/mn10300/mn10300.c (mn10300_scan_for_setlb_lcc): Likewise.
6102 * config/s390/s390.c (s390_adjust_loops): Likewise.
6103 * doc/loop.texi: Likewise.
6104 * gimple-loop-interchange.cc (pass_linterchange::execute): Likewise.
6105 * gimple-loop-jam.c (tree_loop_unroll_and_jam): Likewise.
6106 * gimple-loop-versioning.cc (loop_versioning::analyze_blocks): Likewise.
6107 (loop_versioning::make_versioning_decisions): Likewise.
6108 * gimple-ssa-split-paths.c (split_paths): Likewise.
6109 * graphite-isl-ast-to-gimple.c (graphite_regenerate_ast_isl): Likewise.
6110 * graphite.c (canonicalize_loop_form): Likewise.
6111 (graphite_transform_loops): Likewise.
6112 * ipa-fnsummary.c (analyze_function_body): Likewise.
6113 * ipa-pure-const.c (analyze_function): Likewise.
6114 * loop-doloop.c (doloop_optimize_loops): Likewise.
6115 * loop-init.c (loop_optimizer_finalize): Likewise.
6116 (fix_loop_structure): Likewise.
6117 * loop-invariant.c (calculate_loop_reg_pressure): Likewise.
6118 (move_loop_invariants): Likewise.
6119 * loop-unroll.c (decide_unrolling): Likewise.
6120 (unroll_loops): Likewise.
6121 * modulo-sched.c (sms_schedule): Likewise.
6122 * predict.c (predict_loops): Likewise.
6123 (pass_profile::execute): Likewise.
6124 * profile.c (branch_prob): Likewise.
6125 * sel-sched-ir.c (sel_finish_pipelining): Likewise.
6126 (sel_find_rgns): Likewise.
6127 * tree-cfg.c (replace_loop_annotate): Likewise.
6128 (replace_uses_by): Likewise.
6129 (move_sese_region_to_fn): Likewise.
6130 * tree-if-conv.c (pass_if_conversion::execute): Likewise.
6131 * tree-loop-distribution.c (loop_distribution::execute): Likewise.
6132 * tree-parloops.c (parallelize_loops): Likewise.
6133 * tree-predcom.c (tree_predictive_commoning): Likewise.
6134 * tree-scalar-evolution.c (scev_initialize): Likewise.
6135 (scev_reset): Likewise.
6136 * tree-ssa-dce.c (find_obviously_necessary_stmts): Likewise.
6137 * tree-ssa-live.c (remove_unused_locals): Likewise.
6138 * tree-ssa-loop-ch.c (ch_base::copy_headers): Likewise.
6139 * tree-ssa-loop-im.c (analyze_memory_references): Likewise.
6140 (tree_ssa_lim_initialize): Likewise.
6141 * tree-ssa-loop-ivcanon.c (canonicalize_induction_variables): Likewise.
6142 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize): Likewise.
6143 * tree-ssa-loop-manip.c (get_loops_exits): Likewise.
6144 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations): Likewise.
6145 (free_numbers_of_iterations_estimates): Likewise.
6146 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Likewise.
6147 * tree-ssa-loop-split.c (tree_ssa_split_loops): Likewise.
6148 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Likewise.
6149 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
6150 (pass_scev_cprop::execute): Likewise.
6151 * tree-ssa-propagate.c (clean_up_loop_closed_phi): Likewise.
6152 * tree-ssa-sccvn.c (do_rpo_vn): Likewise.
6153 * tree-ssa-threadupdate.c
6154 (jump_thread_path_registry::thread_through_all_blocks): Likewise.
6155 * tree-vectorizer.c (vectorize_loops): Likewise.
6156 * tree-vrp.c (vrp_asserts::find_assert_locations): Likewise.
6158 2021-07-29 Hans-Peter Nilsson <hp@bitrange.com>
6160 * config/mmix/mmix.c (mmix_function_arg_1): Avoid
6161 generating a VOIDmode register for e.g the
6162 function_arg_info::end_marker.
6164 2021-07-29 Jeff Law <jeffreyalaw@gmail.com>
6166 * config/h8300/h8300-modes.def: Add CCZ, CCV and CCC, drop CCZNV.
6167 * config/h8300/h8300.md (H8cc mode iterator): Add CCZ.
6168 (cc mode_attr): Similarly.
6169 (ccz subst_attr): Similarly.
6170 * config/h8300/jumpcall.md: Add new patterns for branch-on-bit.
6171 * config/h8300/testcompare.md: Remove various cc0 based patterns
6172 that had been commented out. Add pattern to set CCZ from a bit
6175 2021-07-29 Thomas Schwinge <thomas@codesourcery.com>
6176 Julian Brown <julian@codesourcery.com>
6177 Kwok Cheung Yeung <kcy@codesourcery.com>
6179 * omp-offload.c (oacc_loop_xform_head_tail, oacc_loop_process):
6180 'update_stmt' after modification.
6181 (pass_oacc_loop_designation): New function, extracted out of...
6182 (pass_oacc_device_lower): ... this.
6183 (pass_data_oacc_loop_designation, pass_oacc_loop_designation)
6184 (make_pass_oacc_loop_designation): New
6185 * passes.def: Add it.
6186 * tree-parloops.c (create_parallel_loop): Adjust.
6187 * tree-pass.h (make_pass_oacc_loop_designation): New.
6189 2021-07-29 Aldy Hernandez <aldyh@redhat.com>
6191 * flag-types.h (enum threader_mode): New.
6192 * params.opt: Add entry for --param=threader-mode.
6193 * tree-ssa-threadbackward.c (THREADER_ITERATIVE_MODE): New.
6194 (class back_threader): New.
6195 (back_threader::back_threader): New.
6196 (back_threader::~back_threader): New.
6197 (back_threader::maybe_register_path): New.
6198 (back_threader::find_taken_edge): New.
6199 (back_threader::find_taken_edge_switch): New.
6200 (back_threader::find_taken_edge_cond): New.
6201 (back_threader::resolve_def): New.
6202 (back_threader::resolve_phi): New.
6203 (back_threader::find_paths_to_names): New.
6204 (back_threader::find_paths): New.
6207 (thread_jumps::find_jump_threads_backwards): Call ranger threader.
6208 (thread_jumps::find_jump_threads_backwards_with_ranger): New.
6209 (pass_thread_jumps::execute): Abstract out code...
6210 (try_thread_blocks): ...here.
6211 * tree-ssa-threadedge.c (jump_threader::thread_outgoing_edges):
6212 Abstract out threading candidate code to...
6213 (single_succ_to_potentially_threadable_block): ...here.
6214 * tree-ssa-threadedge.h (single_succ_to_potentially_threadable_block):
6216 * tree-ssa-threadupdate.c (register_jump_thread): Return boolean.
6217 * tree-ssa-threadupdate.h (class jump_thread_path_registry):
6218 Return bool from register_jump_thread.
6220 2021-07-29 Andreas Krebbel <krebbel@linux.ibm.com>
6222 * target.def: in0 and in1 do not need to be registers.
6223 * doc/tm.texi: Regenerate.
6225 2021-07-29 liuhongt <hongtao.liu@intel.com>
6228 * config/i386/i386.c (ix86_widen_mult_cost): New function.
6229 (ix86_add_stmt_cost): Use ix86_widen_mult_cost for
6232 2021-07-29 Jiufu Guo <guojiufu@linux.ibm.com>
6235 * config/rs6000/rs6000.c (TARGET_PREFERRED_DOLOOP_MODE): New hook.
6236 (rs6000_preferred_doloop_mode): New hook.
6237 * doc/tm.texi: Regenerate.
6238 * doc/tm.texi.in: Add hook preferred_doloop_mode.
6239 * target.def (preferred_doloop_mode): New hook.
6240 * targhooks.c (default_preferred_doloop_mode): New hook.
6241 * targhooks.h (default_preferred_doloop_mode): New hook.
6242 * tree-ssa-loop-ivopts.c (compute_doloop_base_on_mode): New function.
6243 (add_iv_candidate_for_doloop): Call targetm.preferred_doloop_mode
6244 and compute_doloop_base_on_mode.
6246 2021-07-28 Martin Sebor <msebor@redhat.com>
6248 PR middle-end/101494
6249 * tree-ssa-uninit.c (maybe_warn_operand): Correct object offset
6250 and size computation.
6252 2021-07-28 Martin Sebor <msebor@redhat.com>
6254 PR middle-end/101601
6255 * gimple-array-bounds.cc (array_bounds_checker::check_mem_ref): Remove
6257 Handle pointers to functions.
6259 2021-07-28 Martin Sebor <msebor@redhat.com>
6261 * Makefile.in (OBJS): Add gimple-ssa-warn-access.o and pointer-query.o.
6262 * attribs.h (fndecl_dealloc_argno): Move fndecl_dealloc_argno to tree.h.
6263 * builtins.c (compute_objsize_r): Move to pointer-query.cc.
6264 (access_ref::access_ref): Same.
6265 (access_ref::phi): Same.
6266 (access_ref::get_ref): Same.
6267 (access_ref::size_remaining): Same.
6268 (access_ref::offset_in_range): Same.
6269 (access_ref::add_offset): Same.
6270 (access_ref::inform_access): Same.
6271 (ssa_name_limit_t::visit_phi): Same.
6272 (ssa_name_limit_t::leave_phi): Same.
6273 (ssa_name_limit_t::next): Same.
6274 (ssa_name_limit_t::next_phi): Same.
6275 (ssa_name_limit_t::~ssa_name_limit_t): Same.
6276 (pointer_query::pointer_query): Same.
6277 (pointer_query::get_ref): Same.
6278 (pointer_query::put_ref): Same.
6279 (pointer_query::flush_cache): Same.
6280 (warn_string_no_nul): Move to gimple-ssa-warn-access.cc.
6281 (check_nul_terminated_array): Same.
6282 (unterminated_array): Same.
6283 (maybe_warn_for_bound): Same.
6284 (check_read_access): Same.
6285 (warn_for_access): Same.
6286 (get_size_range): Same.
6287 (check_access): Same.
6288 (gimple_call_alloc_size): Move to tree.c.
6289 (gimple_parm_array_size): Move to pointer-query.cc.
6290 (get_offset_range): Same.
6291 (gimple_call_return_array): Same.
6292 (handle_min_max_size): Same.
6293 (handle_array_ref): Same.
6294 (handle_mem_ref): Same.
6295 (compute_objsize): Same.
6296 (gimple_call_alloc_p): Move to gimple-ssa-warn-access.cc.
6297 (call_dealloc_argno): Same.
6298 (fndecl_dealloc_argno): Same.
6299 (new_delete_mismatch_p): Same.
6300 (matching_alloc_calls_p): Same.
6301 (warn_dealloc_offset): Same.
6302 (maybe_emit_free_warning): Same.
6303 * builtins.h (check_nul_terminated_array): Move to
6304 gimple-ssa-warn-access.h.
6305 (check_nul_terminated_array): Same.
6306 (warn_string_no_nul): Same.
6307 (unterminated_array): Same.
6308 (class ssa_name_limit_t): Same.
6309 (class pointer_query): Same.
6310 (struct access_ref): Same.
6311 (class range_query): Same.
6312 (struct access_data): Same.
6313 (gimple_call_alloc_size): Same.
6314 (gimple_parm_array_size): Same.
6315 (compute_objsize): Same.
6316 (class access_data): Same.
6317 (maybe_emit_free_warning): Same.
6318 * calls.c (initialize_argument_information): Remove call to
6319 maybe_emit_free_warning.
6320 * gimple-array-bounds.cc: Include new header..
6321 * gimple-fold.c: Same.
6322 * gimple-ssa-sprintf.c: Same.
6323 * gimple-ssa-warn-restrict.c: Same.
6324 * passes.def: Add pass_warn_access.
6325 * tree-pass.h (make_pass_warn_access): Declare.
6326 * tree-ssa-strlen.c: Include new headers.
6327 * tree.c (fndecl_dealloc_argno): Move here from builtins.c.
6328 * tree.h (fndecl_dealloc_argno): Move here from attribs.h.
6329 * gimple-ssa-warn-access.cc: New file.
6330 * gimple-ssa-warn-access.h: New file.
6331 * pointer-query.cc: New file.
6332 * pointer-query.h: New file.
6334 2021-07-28 Jakub Jelinek <jakub@redhat.com>
6336 PR middle-end/101624
6337 * ubsan.c (maybe_instrument_pointer_overflow,
6338 instrument_object_size): Only test DECL_REGISTER on VAR_DECLs,
6339 PARM_DECLs or RESULT_DECLs.
6340 * sanopt.c (maybe_optimize_ubsan_ptr_ifn): Likewise.
6342 2021-07-28 Jakub Jelinek <jakub@redhat.com>
6344 PR middle-end/101642
6345 * match.pd (bswap16 (x) == bswap16 (y)): Cast both operands
6346 to type of bswap16 for comparison.
6347 (bswap16 (x) == cst): Cast bswap16 operand to type of cst.
6349 2021-07-28 Richard Biener <rguenther@suse.de>
6351 PR tree-optimization/101615
6352 * tree-vect-slp.c (vect_optimize_slp): Materialize permutes
6353 at CTOR SLP graph entries.
6355 2021-07-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6357 * config/aarch64/aarch64.md (*extend<SHORT:mode><GPI:mode>2_aarch64):
6358 Add "r,w" alternative.
6360 2021-07-28 H.J. Lu <hjl.tools@gmail.com>
6363 * config/i386/i386.c (ix86_avx_u128_mode_needed): Don't set
6364 AVX_U128_DIRTY when all bits are zero.
6366 2021-07-28 Richard Biener <rguenther@suse.de>
6368 PR tree-optimization/101615
6369 * tree-vect-slp.c (vect_optimize_slp): Pre-existing vector
6370 external nodes cannot be permuted so make them perm_out 0.
6372 2021-07-28 Andrew Stubbs <ams@codesourcery.com>
6375 * config.in: Regenerate.
6376 * config/gcn/gcn-hsa.h (A_FIJI): New define.
6377 (A_900): New define.
6378 (A_906): New define.
6379 (A_908): New define.
6380 (ASM_SPEC): Use A_FIJI, A_900, A_906 and A_908.
6381 * config/gcn/gcn.c (output_file_start): Adjust attributes according
6382 to the assembler capabilities.
6383 * config/gcn/mkoffload.c (main): Likewise.
6384 * configure: Regenerate.
6385 * configure.ac: Add tests for LLVM assembler attribute features.
6387 2021-07-28 Andrew MacLeod <amacleod@redhat.com>
6389 * gimple-range-gori.cc (gori_compute::outgoing_edge_range_p): Check for
6390 cond_false and cond_true on branches.
6392 2021-07-28 Bin Cheng <bin.cheng@linux.alibaba.com>
6394 * config/aarch64/aarch64.c (aarch64_gen_adjusted_ldpstp): use
6397 2021-07-28 Bin Cheng <bin.cheng@linux.alibaba.com>
6399 * alias.c (init_alias_analysis): Don't skip prologue/epilogue.
6401 2021-07-28 Jakub Jelinek <jakub@redhat.com>
6404 * config/i386/sse.md (vashr<mode>3): Split into vashrv8di3 expander
6405 and vashrv4di3 expander, where the latter requires just TARGET_AVX2
6406 and has special !TARGET_AVX512VL expansion.
6407 (vashrv2di3<mask_name>): Rename to ...
6408 (vashrv2di3): ... this. Change condition to TARGET_XOP || TARGET_AVX2
6409 and add special !TARGET_XOP && !TARGET_AVX512VL expansion.
6411 2021-07-28 Martin Uecker <muecker@gwdg.de>
6413 * calls.c (maybe_warn_rdwr_sizes): Correct argument
6414 numbers in warning that were switched.
6416 2021-07-28 Kewen Lin <linkw@linux.ibm.com>
6418 PR tree-optimization/101596
6419 * tree-vect-patterns.c (vect_recog_mulhs_pattern): Fix wrong check
6420 by using new_type's precision instead.
6422 2021-07-28 liuhongt <hongtao.liu@intel.com>
6425 * config/i386/i386.h (processor_costs): Add new member
6427 * config/i386/x86-tune-costs.h (ix86_size_cost, i386_cost,
6428 i486_cost, pentium_cost, lakemont_cost, pentiumpro_cost,
6429 geode_cost, k6_cost, athlon_cost, k8_cost, amdfam10_cost,
6430 bdver_cost, znver1_cost, znver2_cost, znver3_cost,
6431 btver1_cost, btver2_cost, btver3_cost, pentium4_cost,
6432 nocona_cost, atom_cost, atom_cost, slm_cost, intel_cost,
6433 generic_cost, core_cost): Initialize integer_to_sse same value
6435 (skylake_cost): Initialize integer_to_sse twice as much as sse_op.
6436 * config/i386/i386.c (ix86_builtin_vectorization_cost):
6437 Use integer_to_sse instead of sse_op to calculate the cost of
6440 2021-07-27 Bill Schmidt <wschmidt@linux.ibm.com>
6442 * config/rs6000/rs6000-gen-builtins.c (write_ovld_static_init): New
6444 (write_init_file): Call write_ovld_static_init.
6446 2021-07-27 Bill Schmidt <wschmidt@linux.ibm.com>
6448 * config/rs6000/rs6000-gen-builtins.c (write_bif_static_init): New
6450 (write_init_file): Call write_bif_static_init.
6452 2021-07-27 Bill Schmidt <wschmidt@linux.ibm.com>
6454 * config/rs6000/rs6000-gen-builtins.c (typemap): New struct.
6455 (TYPE_MAP_SIZE): New macro.
6456 (type_map): New initialized variable.
6457 (typemap_cmp): New function.
6458 (write_type_node): Likewise.
6459 (write_fntype_init): Implement.
6461 2021-07-27 Martin Sebor <msebor@redhat.com>
6463 PR tree-optimization/101584
6464 * tree-ssa-uninit.c (builtin_call_nomodifying_p): New function.
6465 (check_defs): Call it.
6467 2021-07-27 Aldy Hernandez <aldyh@redhat.com>
6469 * tree-ssa-dom.c (dom_jump_threader_simplifier):
6470 Put avail_exprs_stack in the class, instead of passing it to
6471 jump_threader_simplifier.
6472 (dom_jump_threader_simplifier::simplify): Add state argument.
6473 (dom_opt_dom_walker): Add state.
6474 (pass_dominator::execute): Pass state to threader.
6475 (dom_opt_dom_walker::before_dom_children): Use state.
6476 * tree-ssa-threadedge.c (jump_threader::jump_threader): Replace
6478 (jump_threader::record_temporary_equivalences_from_phis):
6479 Register equivalences through the state variable.
6480 (jump_threader::record_temporary_equivalences_from_stmts_at_dest):
6481 Record ranges in a statement through the state variable.
6482 (jump_threader::simplify_control_stmt_condition): Pass state to
6484 (jump_threader::simplify_control_stmt_condition_1): Same.
6485 (jump_threader::thread_around_empty_blocks): Remove obsolete
6487 (jump_threader::thread_through_normal_block): Record equivalences
6488 on edge through the state variable.
6489 (jump_threader::thread_across_edge): Abstract state pushing.
6490 (jt_state::jt_state): New.
6491 (jt_state::push): New.
6492 (jt_state::pop): New.
6493 (jt_state::register_equiv): New.
6494 (jt_state::record_ranges_from_stmt): New.
6495 (jt_state::register_equivs_on_edge): New.
6496 (jump_threader_simplifier::jump_threader_simplifier): Move from
6498 (jump_threader_simplifier::simplify): Add state argument.
6499 * tree-ssa-threadedge.h (class jt_state): New.
6500 (class jump_threader): Add state to constructor.
6501 (class jump_threader_simplifier): Add state to simplify. Remove
6502 avail_exprs_stack from class.
6503 * tree-vrp.c (vrp_jump_threader_simplifier::simplify): Add state
6505 (vrp_jump_threader::vrp_jump_threader): Add state.
6506 (vrp_jump_threader::~vrp_jump_threader): Cleanup state.
6508 2021-07-27 Aldy Hernandez <aldyh@redhat.com>
6510 * Makefile.in (OBJS): Add gimple-range-path.o.
6511 * gimple-range-path.cc: New file.
6512 * gimple-range-path.h: New file.
6514 2021-07-27 Jonathan Wright <jonathan.wright@arm.com>
6516 * config/aarch64/aarch64-simd.md: Push sign/zero-extension
6517 inside vec_duplicate for all patterns.
6518 * simplify-rtx.c (simplify_context::simplify_unary_operation_1):
6519 Push sign/zero-extension inside vec_duplicate.
6521 2021-07-27 Richard Biener <rguenther@suse.de>
6523 PR tree-optimization/101573
6524 * tree-ssa-uninit.c (warn_uninit_phi_uses): New function
6525 looking at uninitialized PHI arg defs in some constrained cases.
6526 (warn_uninitialized_vars): Call it.
6527 (execute_early_warn_uninitialized): Calculate dominators.
6529 2021-07-27 Richard Biener <rguenther@suse.de>
6531 PR tree-optimization/39821
6532 * tree-vect-stmts.c (vect_model_promotion_demotion_cost): Use
6533 vector_stmt for widening arithmetic.
6534 (vectorizable_conversion): Adjust.
6536 2021-07-27 Martin Jambor <mjambor@suse.cz>
6538 * cgraph.h (ipa_replace_map): New field force_load_ref.
6539 * ipa-prop.h (ipa_param_descriptor): Reduce precision of move_cost,
6540 aded new flag load_dereferenced, adjusted comments.
6541 (ipa_get_param_dereferenced): New function.
6542 (ipa_set_param_dereferenced): Likewise.
6543 * cgraphclones.c (cgraph_node::create_virtual_clone): Follow it.
6544 * ipa-cp.c: Include gimple.h.
6545 (ipcp_discover_new_direct_edges): Take into account dereferenced flag.
6546 (get_replacement_map): New parameter force_load_ref, set the
6547 appropriate flag in ipa_replace_map if set.
6548 (struct symbol_and_index_together): New type.
6549 (adjust_refs_in_act_callers): New function.
6550 (adjust_references_in_caller): Likewise.
6551 (create_specialized_node): When appropriate, call
6552 adjust_references_in_caller and force only load references.
6553 * ipa-prop.c (load_from_dereferenced_name): New function.
6554 (ipa_analyze_controlled_uses): Also detect loads from a
6555 dereference, harden testing of call statements.
6556 (ipa_write_node_info): Stream the dereferenced flag.
6557 (ipa_read_node_info): Likewise.
6558 (ipa_set_jf_constant): Also create refdesc when jump function
6559 references a variable.
6560 (cgraph_node_for_jfunc): Rename to symtab_node_for_jfunc, work
6561 also on references of variables and return a symtab_node. Adjust
6563 (propagate_controlled_uses): Also remove references to VAR_DECLs.
6565 2021-07-27 Jakub Jelinek <jakub@redhat.com>
6567 PR middle-end/101586
6568 * gimple-fold.c (clear_padding_type): Ignore FIELD_DECLs with byte
6569 positions above or equal to sz except for diagnostics of flexible
6572 2021-07-26 Andrew MacLeod <amacleod@redhat.com>
6574 PR tree-optimization/78888
6575 * gimple-range-fold.cc (get_letter_range): New.
6576 (fold_using_range::range_of_builtin_call): Call get_letter_range.
6578 2021-07-26 Andrew MacLeod <amacleod@redhat.com>
6580 PR tree-optimization/78888
6581 * gimple-range-fold.cc (fold_using_range::range_of_builtin_call): Add cases
6582 for CFN_BUILT_IN_TOUPPER and CFN_BUILT_IN_TOLOWER.
6584 2021-07-26 Roger Sayle <roger@nextmovesoftware.com>
6585 Marc Glisse <marc.glisse@inria.fr>
6587 * match.pd (rotate): Simplify equality/inequality of rotations.
6588 (bswap): Simplify equality/inequality tests of byte swapping.
6590 2021-07-26 Aldy Hernandez <aldyh@redhat.com>
6592 * range-op.cc (operator_bitwise_xor::op1_op2_relation_effect):
6595 2021-07-26 Aldy Hernandez <aldyh@redhat.com>
6597 * range-op.cc (operator_lshift::fold_range): Pass rel to
6598 base class fold_range.
6599 (operator_rshift::fold_range): Same.
6601 2021-07-26 Ashimida <ashimida@linux.alibaba.com>
6604 * toplev.h (min_align_loops_log): Remove declaration.
6605 (min_align_jumps_log, min_align_labels_log): Likewise.
6606 (min_align_functions_log): Likewise.
6608 2021-07-26 Aldy Hernandez <aldyh@redhat.com>
6610 * tree-vrp.c (vrp_simplify_cond_using_ranges): Rename vr_values
6612 (execute_vrp): Abstract out simplification of conditionals...
6613 (simplify_casted_conds): ...here.
6615 2021-07-26 Aldy Hernandez <aldyh@redhat.com>
6617 * gimple-array-bounds.cc (array_bounds_checker::get_value_range):
6618 Add gimple argument.
6619 (array_bounds_checker::check_array_ref): Same.
6620 (array_bounds_checker::check_addr_expr): Same.
6621 (array_bounds_checker::check_array_bounds): Pass statement to
6622 check_array_bounds and check_addr_expr.
6623 * gimple-array-bounds.h (check_array_bounds): Add gimple argument.
6624 (check_addr_expr): Same.
6625 (get_value_range): Same.
6627 2021-07-26 Tamar Christina <tamar.christina@arm.com>
6629 * config/aarch64/aarch64-simd-builtins.def (sdot, udot): Rename to..
6630 (sdot_prod, udot_prod): ... This.
6631 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>): Merged
6633 (<sur>dot_prod<vsi2qi>): ... this.
6634 (aarch64_<sur>dot_lane<vsi2qi>, aarch64_<sur>dot_laneq<vsi2qi>):
6635 Change operands order.
6636 (<sur>sadv16qi): Use new operands order.
6637 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32,
6638 vdotq_s32): Use new RTL ordering.
6640 2021-07-26 Tamar Christina <tamar.christina@arm.com>
6642 * config/aarch64/aarch64-builtins.c (TYPES_TERNOP_SUSS,
6643 aarch64_types_ternop_suss_qualifiers): New.
6644 * config/aarch64/aarch64-simd-builtins.def (usdot_prod): Use it.
6645 * config/aarch64/aarch64-simd.md (usdot_prod<vsi2qi>): Re-organize RTL.
6646 * config/aarch64/arm_neon.h (vusdot_s32, vusdotq_s32): Use it.
6648 2021-07-23 Jakub Jelinek <jakub@redhat.com>
6650 PR rtl-optimization/101562
6651 * expmed.c (store_integral_bit_field): Only use movstrict_optab
6652 if the operand isn't paradoxical.
6654 2021-07-23 Aldy Hernandez <aldyh@redhat.com>
6656 * gimple-array-bounds.h (class array_bounds_checker): Change
6657 ranges type to range_query.
6659 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
6661 * config/aarch64/arm_neon.h (vst1_s64_x2): Use
6662 __builtin_memcpy instead of constructing
6663 __builtin_aarch64_simd_oi one vector at a time.
6664 (vst1_u64_x2): Likewise.
6665 (vst1_f64_x2): Likewise.
6666 (vst1_s8_x2): Likewise.
6667 (vst1_p8_x2): Likewise.
6668 (vst1_s16_x2): Likewise.
6669 (vst1_p16_x2): Likewise.
6670 (vst1_s32_x2): Likewise.
6671 (vst1_u8_x2): Likewise.
6672 (vst1_u16_x2): Likewise.
6673 (vst1_u32_x2): Likewise.
6674 (vst1_f16_x2): Likewise.
6675 (vst1_f32_x2): Likewise.
6676 (vst1_p64_x2): Likewise.
6677 (vst1q_s8_x2): Likewise.
6678 (vst1q_p8_x2): Likewise.
6679 (vst1q_s16_x2): Likewise.
6680 (vst1q_p16_x2): Likewise.
6681 (vst1q_s32_x2): Likewise.
6682 (vst1q_s64_x2): Likewise.
6683 (vst1q_u8_x2): Likewise.
6684 (vst1q_u16_x2): Likewise.
6685 (vst1q_u32_x2): Likewise.
6686 (vst1q_u64_x2): Likewise.
6687 (vst1q_f16_x2): Likewise.
6688 (vst1q_f32_x2): Likewise.
6689 (vst1q_f64_x2): Likewise.
6690 (vst1q_p64_x2): Likewise.
6692 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
6694 * config/aarch64/arm_neon.h (vst1_s64_x3): Use
6695 __builtin_memcpy instead of constructing
6696 __builtin_aarch64_simd_ci one vector at a time.
6697 (vst1_u64_x3): Likewise.
6698 (vst1_f64_x3): Likewise.
6699 (vst1_s8_x3): Likewise.
6700 (vst1_p8_x3): Likewise.
6701 (vst1_s16_x3): Likewise.
6702 (vst1_p16_x3): Likewise.
6703 (vst1_s32_x3): Likewise.
6704 (vst1_u8_x3): Likewise.
6705 (vst1_u16_x3): Likewise.
6706 (vst1_u32_x3): Likewise.
6707 (vst1_f16_x3): Likewise.
6708 (vst1_f32_x3): Likewise.
6709 (vst1_p64_x3): Likewise.
6710 (vst1q_s8_x3): Likewise.
6711 (vst1q_p8_x3): Likewise.
6712 (vst1q_s16_x3): Likewise.
6713 (vst1q_p16_x3): Likewise.
6714 (vst1q_s32_x3): Likewise.
6715 (vst1q_s64_x3): Likewise.
6716 (vst1q_u8_x3): Likewise.
6717 (vst1q_u16_x3): Likewise.
6718 (vst1q_u32_x3): Likewise.
6719 (vst1q_u64_x3): Likewise.
6720 (vst1q_f16_x3): Likewise.
6721 (vst1q_f32_x3): Likewise.
6722 (vst1q_f64_x3): Likewise.
6723 (vst1q_p64_x3): Likewise.
6725 2021-07-23 H.J. Lu <hjl.tools@gmail.com>
6728 * config/i386/i386.c (ix86_gen_scratch_sse_rtx): Don't return
6729 hard register when LRA is in progress.
6731 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
6733 * config/aarch64/arm_neon.h (vst1_s8_x4): Use
6734 __builtin_memcpy instead of using a union.
6735 (vst1q_s8_x4): Likewise.
6736 (vst1_s16_x4): Likewise.
6737 (vst1q_s16_x4): Likewise.
6738 (vst1_s32_x4): Likewise.
6739 (vst1q_s32_x4): Likewise.
6740 (vst1_u8_x4): Likewise.
6741 (vst1q_u8_x4): Likewise.
6742 (vst1_u16_x4): Likewise.
6743 (vst1q_u16_x4): Likewise.
6744 (vst1_u32_x4): Likewise.
6745 (vst1q_u32_x4): Likewise.
6746 (vst1_f16_x4): Likewise.
6747 (vst1q_f16_x4): Likewise.
6748 (vst1_f32_x4): Likewise.
6749 (vst1q_f32_x4): Likewise.
6750 (vst1_p8_x4): Likewise.
6751 (vst1q_p8_x4): Likewise.
6752 (vst1_p16_x4): Likewise.
6753 (vst1q_p16_x4): Likewise.
6754 (vst1_s64_x4): Likewise.
6755 (vst1_u64_x4): Likewise.
6756 (vst1_p64_x4): Likewise.
6757 (vst1q_s64_x4): Likewise.
6758 (vst1q_u64_x4): Likewise.
6759 (vst1q_p64_x4): Likewise.
6760 (vst1_f64_x4): Likewise.
6761 (vst1q_f64_x4): Likewise.
6763 2021-07-23 Jonathan Wrightt <jonathan.wright@arm.com>
6765 * config/aarch64/arm_neon.h (vst2_s64): Use __builtin_memcpy
6766 instead of constructing __builtin_aarch64_simd_oi one vector
6768 (vst2_u64): Likewise.
6769 (vst2_f64): Likewise.
6770 (vst2_s8): Likewise.
6771 (vst2_p8): Likewise.
6772 (vst2_s16): Likewise.
6773 (vst2_p16): Likewise.
6774 (vst2_s32): Likewise.
6775 (vst2_u8): Likewise.
6776 (vst2_u16): Likewise.
6777 (vst2_u32): Likewise.
6778 (vst2_f16): Likewise.
6779 (vst2_f32): Likewise.
6780 (vst2_p64): Likewise.
6781 (vst2q_s8): Likewise.
6782 (vst2q_p8): Likewise.
6783 (vst2q_s16): Likewise.
6784 (vst2q_p16): Likewise.
6785 (vst2q_s32): Likewise.
6786 (vst2q_s64): Likewise.
6787 (vst2q_u8): Likewise.
6788 (vst2q_u16): Likewise.
6789 (vst2q_u32): Likewise.
6790 (vst2q_u64): Likewise.
6791 (vst2q_f16): Likewise.
6792 (vst2q_f32): Likewise.
6793 (vst2q_f64): Likewise.
6794 (vst2q_p64): Likewise.
6796 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
6798 * config/aarch64/arm_neon.h (vst3_s64): Use __builtin_memcpy
6799 instead of constructing __builtin_aarch64_simd_ci one vector
6801 (vst3_u64): Likewise.
6802 (vst3_f64): Likewise.
6803 (vst3_s8): Likewise.
6804 (vst3_p8): Likewise.
6805 (vst3_s16): Likewise.
6806 (vst3_p16): Likewise.
6807 (vst3_s32): Likewise.
6808 (vst3_u8): Likewise.
6809 (vst3_u16): Likewise.
6810 (vst3_u32): Likewise.
6811 (vst3_f16): Likewise.
6812 (vst3_f32): Likewise.
6813 (vst3_p64): Likewise.
6814 (vst3q_s8): Likewise.
6815 (vst3q_p8): Likewise.
6816 (vst3q_s16): Likewise.
6817 (vst3q_p16): Likewise.
6818 (vst3q_s32): Likewise.
6819 (vst3q_s64): Likewise.
6820 (vst3q_u8): Likewise.
6821 (vst3q_u16): Likewise.
6822 (vst3q_u32): Likewise.
6823 (vst3q_u64): Likewise.
6824 (vst3q_f16): Likewise.
6825 (vst3q_f32): Likewise.
6826 (vst3q_f64): Likewise.
6827 (vst3q_p64): Likewise.
6829 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
6831 * config/aarch64/arm_neon.h (vst4_s64): Use __builtin_memcpy
6832 instead of constructing __builtin_aarch64_simd_xi one vector
6834 (vst4_u64): Likewise.
6835 (vst4_f64): Likewise.
6836 (vst4_s8): Likewise.
6837 (vst4_p8): Likewise.
6838 (vst4_s16): Likewise.
6839 (vst4_p16): Likewise.
6840 (vst4_s32): Likewise.
6841 (vst4_u8): Likewise.
6842 (vst4_u16): Likewise.
6843 (vst4_u32): Likewise.
6844 (vst4_f16): Likewise.
6845 (vst4_f32): Likewise.
6846 (vst4_p64): Likewise.
6847 (vst4q_s8): Likewise.
6848 (vst4q_p8): Likewise.
6849 (vst4q_s16): Likewise.
6850 (vst4q_p16): Likewise.
6851 (vst4q_s32): Likewise.
6852 (vst4q_s64): Likewise.
6853 (vst4q_u8): Likewise.
6854 (vst4q_u16): Likewise.
6855 (vst4q_u32): Likewise.
6856 (vst4q_u64): Likewise.
6857 (vst4q_f16): Likewise.
6858 (vst4q_f32): Likewise.
6859 (vst4q_f64): Likewise.
6860 (vst4q_p64): Likewise.
6862 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
6864 * config/aarch64/arm_neon.h (vtbx4_s8): Use __builtin_memcpy
6865 instead of constructing __builtin_aarch64_simd_oi one vector
6867 (vtbx4_u8): Likewise.
6868 (vtbx4_p8): Likewise.
6870 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
6872 * config/aarch64/arm_neon.h (vtbl3_s8): Use __builtin_memcpy
6873 instead of constructing __builtin_aarch64_simd_oi one vector
6875 (vtbl3_u8): Likewise.
6876 (vtbl3_p8): Likewise.
6877 (vtbl4_s8): Likewise.
6878 (vtbl4_u8): Likewise.
6879 (vtbl4_p8): Likewise.
6881 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
6883 * config/aarch64/arm_neon.h (vqtbx2_s8): Use __builtin_memcpy
6884 instead of constructing __builtin_aarch64_simd_oi one vector
6886 (vqtbx2_u8): Likewise.
6887 (vqtbx2_p8): Likewise.
6888 (vqtbx2q_s8): Likewise.
6889 (vqtbx2q_u8): Likewise.
6890 (vqtbx2q_p8): Likewise.
6891 (vqtbx3_s8): Use __builtin_memcpy instead of constructing
6892 __builtin_aarch64_simd_ci one vector at a time.
6893 (vqtbx3_u8): Likewise.
6894 (vqtbx3_p8): Likewise.
6895 (vqtbx3q_s8): Likewise.
6896 (vqtbx3q_u8): Likewise.
6897 (vqtbx3q_p8): Likewise.
6898 (vqtbx4_s8): Use __builtin_memcpy instead of constructing
6899 __builtin_aarch64_simd_xi one vector at a time.
6900 (vqtbx4_u8): Likewise.
6901 (vqtbx4_p8): Likewise.
6902 (vqtbx4q_s8): Likewise.
6903 (vqtbx4q_u8): Likewise.
6904 (vqtbx4q_p8): Likewise.
6906 2021-07-23 Jonathan Wright <jonathan.wright@arm.com>
6908 * config/aarch64/arm_neon.h (vqtbl2_s8): Use __builtin_memcpy
6909 instead of constructing __builtin_aarch64_simd_oi one vector
6911 (vqtbl2_u8): Likewise.
6912 (vqtbl2_p8): Likewise.
6913 (vqtbl2q_s8): Likewise.
6914 (vqtbl2q_u8): Likewise.
6915 (vqtbl2q_p8): Likewise.
6916 (vqtbl3_s8): Use __builtin_memcpy instead of constructing
6917 __builtin_aarch64_simd_ci one vector at a time.
6918 (vqtbl3_u8): Likewise.
6919 (vqtbl3_p8): Likewise.
6920 (vqtbl3q_s8): Likewise.
6921 (vqtbl3q_u8): Likewise.
6922 (vqtbl3q_p8): Likewise.
6923 (vqtbl4_s8): Use __builtin_memcpy instead of constructing
6924 __builtin_aarch64_simd_xi one vector at a time.
6925 (vqtbl4_u8): Likewise.
6926 (vqtbl4_p8): Likewise.
6927 (vqtbl4q_s8): Likewise.
6928 (vqtbl4q_u8): Likewise.
6929 (vqtbl4q_p8): Likewise.
6931 2021-07-23 Haochen Gui <guihaoc@gcc.gnu.org>
6934 * config/rs6000/rs6000.md (cstore<mode>4): Fix wrong fall through.
6936 2021-07-22 Andrew Pinski <apinski@marvell.com>
6938 PR tree-optimization/10153
6939 * tree-tailcall.c (create_tailcall_accumulator):
6940 Don't call fold_convert as the type should be correct already.
6941 (tree_optimize_tail_calls_1): Use build_{one,zero}_cst instead
6942 of integer_{one,zero}_node for the call of create_tailcall_accumulator.
6944 2021-07-22 Aldy Hernandez <aldyh@redhat.com>
6946 * gimple-range-cache.cc (non_null_ref::adjust_range): Replace
6947 varying_p check for null/non-null check.
6949 2021-07-22 Andrew MacLeod <amacleod@redhat.com>
6951 PR tree-optimization/101511
6952 * value-relation.cc (relation_oracle::query_relation): Check if ssa1
6953 is in ssa2's equiv set, and don't trap if so.
6955 2021-07-22 Andrew MacLeod <amacleod@redhat.com>
6957 PR tree-optimization/101497
6958 * gimple-range-fold.cc (fold_using_range::range_of_cond_expr): Check
6961 2021-07-22 Andrew MacLeod <amacleod@redhat.com>
6963 PR tree-optimization/101496
6964 * vr-values.c (simplify_using_ranges::fold_cond): Call range_of_stmt
6965 first, then vrp_visit_cond_Stmt.
6967 2021-07-22 liuhongt <hongtao.liu@intel.com>
6969 * config/i386/i386-expand.c
6970 (ix86_broadcast_from_integer_constant): Rename to ..
6971 (ix86_broadcast_from_constant): .. this, and extend it to
6973 (ix86_expand_vector_move): Extend to float mode.
6974 * config/i386/i386-features.c
6975 (replace_constant_pool_with_broadcast): Remove.
6976 (remove_partial_avx_dependency_gate): Ditto.
6977 (constant_pool_broadcast): Ditto.
6978 (class pass_constant_pool_broadcast): Ditto.
6979 (make_pass_constant_pool_broadcast): Ditto.
6980 (remove_partial_avx_dependency): Adjust gate.
6981 * config/i386/i386-passes.def: Remove pass_constant_pool_broadcast.
6982 * config/i386/i386-protos.h
6983 (make_pass_constant_pool_broadcast): Remove.
6985 2021-07-22 liuhongt <hongtao.liu@intel.com>
6987 * config/i386/constraints.md (Wb): New constraint.
6989 * config/i386/i386.md (*ashlhi3_1): Extend to avx512 mask
6991 (*ashlqi3_1): Ditto.
6992 (*<insn><mode>3_1): Split to ..
6993 (*ashr<mode>3_1): this, ...
6994 (*lshr<mode>3_1): and this, also extend this pattern to avx512
6996 (*<insn><mode>3_1): Split to ..
6997 (*ashr<mode>3_1): this, ...
6998 (*lshrqi3_1): and this, also extend this pattern to avx512
7000 (*lshrhi3_1): And this, also extend this pattern to avx512
7002 * config/i386/sse.md (k<code><mode>): New define_split after
7003 it to convert generic shift pattern to mask shift ones.
7005 2021-07-21 Thomas Schwinge <thomas@codesourcery.com>
7006 Joseph Myers <joseph@codesourcery.com>
7007 Cesar Philippidis <cesar@codesourcery.com>
7009 * tree-core.h (omp_clause_code): Add 'OMP_CLAUSE_NOHOST'.
7010 * tree.c (omp_clause_num_ops, omp_clause_code_name, walk_tree_1):
7012 * tree-pretty-print.c (dump_omp_clause): Likewise.
7013 * omp-general.c (oacc_verify_routine_clauses): Likewise.
7014 * gimplify.c (gimplify_scan_omp_clauses)
7015 (gimplify_adjust_omp_clauses): Likewise.
7016 * tree-nested.c (convert_nonlocal_omp_clauses)
7017 (convert_local_omp_clauses): Likewise.
7018 * omp-low.c (scan_sharing_clauses): Likewise.
7019 * omp-offload.c (execute_oacc_device_lower): Update.
7021 2021-07-21 Martin Sebor <msebor@redhat.com>
7023 * tree-ssa-alias.c (walk_aliased_vdefs_1): Fix typos in a comment.
7025 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
7027 * config/rs6000/rs6000-gen-builtins.c (write_init_bif_table):
7030 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
7032 * config/rs6000/rs6000-gen-builtins.c (write_fntype): New
7034 (write_fntype_init): New stub function.
7035 (write_init_bif_table): Likewise.
7036 (write_init_ovld_table): New function.
7037 (write_init_file): Implement.
7039 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
7041 * config/rs6000/rs6000-gen-builtins.c
7042 (write_autogenerated_header): New function.
7043 (write_decls): Likewise.
7044 (write_extern_fntype): New callback function.
7045 (write_header_file): Implement.
7047 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
7049 * config/rs6000/rs6000-gen-builtins.c (write_defines_file):
7052 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
7054 * config/rs6000/rs6000-gen-builtins.c (complete_vector_type): New
7056 (complete_base_type): Likewise.
7057 (construct_fntype_id): Likewise.
7058 (parse_bif_entry): Call contruct_fntype_id.
7059 (parse_ovld_entry): Likewise.
7061 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
7063 * config/rs6000/rs6000-gen-builtins.c (ovld_stanza): New struct.
7064 (MAXOVLDSTANZAS): New macro.
7065 (ovld_stanzas): New variable.
7066 (curr_ovld_stanza): Likewise.
7067 (MAXOVLDS): New macro.
7068 (ovlddata): New struct.
7069 (ovlds): New variable.
7070 (curr_ovld): Likewise.
7071 (max_ovld_args): Likewise.
7072 (parse_ovld_entry): New function.
7073 (parse_ovld_stanza): Likewise.
7074 (parse_ovld): Implement.
7076 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
7078 * config/rs6000/rs6000-gen-builtins.c (parse_bif_attrs):
7081 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
7083 * config/rs6000/rs6000-gen-builtins.c (parse_args): New function.
7084 (parse_prototype): Implement.
7086 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
7088 * config/rs6000/rs6000-gen-builtins.c (bif_stanza): New enum.
7089 (curr_bif_stanza): New variable.
7090 (stanza_entry): New struct.
7091 (stanza_map): New initialized variable.
7092 (enable_string): Likewise.
7093 (fnkinds): New enum.
7094 (typelist): New struct.
7095 (attrinfo): Likewise.
7096 (MAXRESTROPNDS): New macro.
7097 (prototype): New struct.
7098 (MAXBIFS): New macro.
7099 (bifdata): New struct.
7100 (bifs): New variable.
7101 (curr_bif): Likewise.
7102 (bif_order): Likewise.
7103 (bif_index): Likewise.
7104 (fatal): New function.
7105 (stanza_name_to_stanza): Likewise.
7106 (parse_bif_attrs): New stub function.
7107 (parse_prototype): Likewise.
7108 (parse_bif_entry): New function.
7109 (parse_bif_stanza): Likewise.
7110 (parse_bif): Implement.
7111 (set_bif_order): New function.
7112 (create_bif_order): Implement.
7114 2021-07-21 Bill Schmidt <wschmidt@linux.ibm.com>
7116 * config/rs6000/rs6000-gen-builtins.c (rbtree.h): New #include.
7117 (num_bifs): New variable.
7118 (num_ovld_stanzas): Likewise.
7119 (num_ovlds): Likewise.
7120 (parse_codes): New enum.
7121 (bif_rbt): New variable.
7122 (ovld_rbt): Likewise.
7123 (fntype_rbt): Likewise.
7124 (bifo_rbt): Likewise.
7125 (parse_bif): New stub function.
7126 (create_bif_order): Likewise.
7127 (parse_ovld): Likewise.
7128 (write_header_file): Likewise.
7129 (write_init_file): Likewise.
7130 (write_defines_file): Likewise.
7131 (delete_output_files): New function.
7134 2021-07-21 H.J. Lu <hjl.tools@gmail.com>
7137 * config/i386/i386-builtin.def: Remove OPTION_MASK_ISA_SSE4_2
7138 from CRC32 _builtin functions.
7140 2021-07-21 Sebastian Huber <sebastian.huber@embedded-brains.de>
7142 * coverage.c (build_gcov_info_var_registration): Mark the object placed
7143 in the linker set as referenced so that it does not get optimized away.
7145 2021-07-21 Kito Cheng <kito.cheng@sifive.com>
7148 2021-07-20 Kito Cheng <kito.cheng@sifive.com>
7150 * config.gcc (riscv*-*-*): Detect which python is available.
7152 2021-07-21 Jakub Jelinek <jakub@redhat.com>
7154 PR middle-end/101535
7155 * gimplify.c (omp_check_private): Properly skip ORT_TARGET_DATA
7156 contexts in which decl isn't privatized and for ORT_TARGET return
7157 false if decl is mapped.
7159 2021-07-21 Richard Sandiford <richard.sandiford@arm.com>
7161 * gimple-loop-jam.c: Include tree-ssa-sccvn.h.
7162 (tree_loop_unroll_and_jam): Run value-numbering on a loop that
7163 has been successfully unrolled.
7165 2021-07-21 Richard Sandiford <richard.sandiford@arm.com>
7167 * tree-ssa-loop-manip.c (determine_exit_conditions): Return a null
7168 exit condition if no tail loop is needed, and if the original exit
7169 condition should therefore be kept as-is.
7170 (tree_transform_and_unroll_loop): Handle that case here too.
7172 2021-07-21 Kewen Lin <linkw@linux.ibm.com>
7174 * tree-data-ref.c (free_dependence_relations): Adjust to pass vec
7176 (free_data_refs): Likewise.
7177 * tree-data-ref.h (free_dependence_relations): Likewise.
7178 (free_data_refs): Likewise.
7179 * tree-predcom.c (struct chain): Use auto_vec instead of vec for
7181 (struct component): Likewise.
7182 (pcom_worker::pcom_worker): Adjust for auto_vec and renaming changes.
7183 (pcom_worker::~pcom_worker): Likewise.
7184 (pcom_worker::release_chain): Adjust as auto_vec changes.
7185 (pcom_worker::loop): Rename to ...
7186 (pcom_worker::m_loop): ... this.
7187 (pcom_worker::datarefs): Rename to ...
7188 (pcom_worker::m_datarefs): ... this. Use auto_vec instead of vec.
7189 (pcom_worker::dependences): Rename to ...
7190 (pcom_worker::m_dependences): ... this. Use auto_vec instead of vec.
7191 (pcom_worker::chains): Rename to ...
7192 (pcom_worker::m_chains): ... this. Use auto_vec instead of vec.
7193 (pcom_worker::looparound_phis): Rename to ...
7194 (pcom_worker::m_looparound_phis): ... this. Use auto_vec instead of
7196 (pcom_worker::cache): Rename to ...
7197 (pcom_worker::m_cache): ... this. Use auto_vec instead of vec.
7198 (pcom_worker::release_chain): Adjust for auto_vec changes.
7199 (pcom_worker::release_chains): Adjust for auto_vec and renaming
7201 (release_component): Remove.
7202 (release_components): Adjust for release_component removal.
7203 (component_of): Adjust to use vec.
7204 (merge_comps): Likewise.
7205 (pcom_worker::aff_combination_dr_offset): Adjust for renaming changes.
7206 (pcom_worker::determine_offset): Likewise.
7207 (class comp_ptrs): Remove.
7208 (pcom_worker::split_data_refs_to_components): Adjust for renaming
7209 changes, for comp_ptrs removal with auto_vec.
7210 (pcom_worker::suitable_component_p): Adjust for renaming changes.
7211 (pcom_worker::filter_suitable_components): Adjust for release_component
7213 (pcom_worker::valid_initializer_p): Adjust for renaming changes.
7214 (pcom_worker::find_looparound_phi): Likewise.
7215 (pcom_worker::add_looparound_copies): Likewise.
7216 (pcom_worker::determine_roots_comp): Likewise.
7217 (pcom_worker::single_nonlooparound_use): Likewise.
7218 (pcom_worker::execute_pred_commoning_chain): Likewise.
7219 (pcom_worker::execute_pred_commoning): Likewise.
7220 (pcom_worker::try_combine_chains): Likewise.
7221 (pcom_worker::prepare_initializers_chain): Likewise.
7222 (pcom_worker::prepare_initializers): Likewise.
7223 (pcom_worker::prepare_finalizers_chain): Likewise.
7224 (pcom_worker::prepare_finalizers): Likewise.
7225 (pcom_worker::tree_predictive_commoning_loop): Likewise.
7227 2021-07-20 Martin Sebor <msebor@redhat.com>
7229 PR middle-end/101397
7230 * builtins.c (gimple_call_return_array): Add argument. Correct
7231 offsets for memchr, mempcpy, stpcpy, and stpncpy.
7232 (compute_objsize_r): Adjust offset computation for argument returning
7235 2021-07-20 Martin Sebor <msebor@redhat.com>
7237 PR middle-end/101300
7238 * tree-ssa-uninit.c (check_defs): Handle UBSAN built-ins.
7240 2021-07-20 Jeff Law <jlaw@localhost.localdomain>
7242 * function.c (assign_parm_setup_block): Use adjust_address instead
7243 of change_address to preserve MEM_EXPR and friends.
7245 2021-07-20 Martin Sebor <msebor@redhat.com>
7247 * cfgloop.h (single_likely_exit): Adjust by-value argument to
7249 * cfgloopanal.c (single_likely_exit): Same.
7250 * cgraph.h (struct cgraph_node): Same.
7251 * cgraphclones.c (cgraph_node::create_virtual_clone): Same.
7252 * genautomata.c (merge_states): Same.
7253 * genextract.c (VEC_char_to_string): Same.
7254 * genmatch.c (dt_node::gen_kids_1): Same.
7255 (walk_captures): Adjust by-value argument to by-reference.
7256 * gimple-ssa-store-merging.c (check_no_overlap): Adjust by-value argument
7257 to by-const-reference.
7258 * gimple.c (gimple_build_call_vec): Same.
7259 (gimple_build_call_internal_vec): Same.
7260 (gimple_build_switch): Same.
7261 (sort_case_labels): Same.
7262 (preprocess_case_label_vec_for_gimple): Adjust by-value argument to
7264 * gimple.h (gimple_build_call_vec): Adjust by-value argument to
7266 (gimple_build_call_internal_vec): Same.
7267 (gimple_build_switch): Same.
7268 (sort_case_labels): Same.
7269 (preprocess_case_label_vec_for_gimple): Adjust by-value argument to
7271 * haifa-sched.c (calc_priorities): Adjust by-value argument to
7273 (sched_init_luids): Same.
7274 (haifa_init_h_i_d): Same.
7275 * ipa-cp.c (ipa_get_indirect_edge_target_1): Same.
7276 (adjust_callers_for_value_intersection): Adjust by-value argument to
7278 (find_more_scalar_values_for_callers_subset): Adjust by-value argument to
7280 (find_more_contexts_for_caller_subset): Same.
7281 (find_aggregate_values_for_callers_subset): Same.
7282 (copy_useful_known_contexts): Same.
7283 * ipa-fnsummary.c (remap_edge_summaries): Same.
7284 (remap_freqcounting_predicate): Same.
7285 * ipa-inline.c (add_new_edges_to_heap): Adjust by-value argument to
7287 * ipa-predicate.c (predicate::remap_after_inlining): Adjust by-value argument
7288 to by-const-reference.
7289 * ipa-predicate.h (predicate::remap_after_inlining): Same.
7290 * ipa-prop.c (ipa_find_agg_cst_for_param): Same.
7291 * ipa-prop.h (ipa_find_agg_cst_for_param): Same.
7292 * ira-build.c (ira_loop_tree_body_rev_postorder): Same.
7293 * read-rtl.c (add_overload_instance): Same.
7294 * rtl.h (native_decode_rtx): Same.
7295 (native_decode_vector_rtx): Same.
7296 * sched-int.h (sched_init_luids): Same.
7297 (haifa_init_h_i_d): Same.
7298 * simplify-rtx.c (native_decode_vector_rtx): Same.
7299 (native_decode_rtx): Same.
7300 * tree-call-cdce.c (gen_shrink_wrap_conditions): Same.
7301 (shrink_wrap_one_built_in_call_with_conds): Same.
7302 (shrink_wrap_conditional_dead_built_in_calls): Same.
7303 * tree-data-ref.c (create_runtime_alias_checks): Same.
7304 (compute_all_dependences): Same.
7305 * tree-data-ref.h (compute_all_dependences): Same.
7306 (create_runtime_alias_checks): Same.
7307 (index_in_loop_nest): Same.
7308 * tree-if-conv.c (mask_exists): Same.
7309 * tree-loop-distribution.c (class loop_distribution): Same.
7310 (loop_distribution::create_rdg_vertices): Same.
7311 (dump_rdg_partitions): Same.
7312 (debug_rdg_partitions): Same.
7313 (partition_contains_all_rw): Same.
7314 (loop_distribution::distribute_loop): Same.
7315 * tree-parloops.c (oacc_entry_exit_ok_1): Same.
7316 (oacc_entry_exit_single_gang): Same.
7317 * tree-ssa-loop-im.c (hoist_memory_references): Same.
7318 (loop_suitable_for_sm): Same.
7319 * tree-ssa-loop-niter.c (bound_index): Same.
7320 * tree-ssa-reassoc.c (update_ops): Same.
7321 (swap_ops_for_binary_stmt): Same.
7322 (rewrite_expr_tree): Same.
7323 (rewrite_expr_tree_parallel): Same.
7324 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Same.
7325 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Same.
7326 * tree-ssa-structalias.c (process_all_all_constraints): Same.
7327 (make_constraints_to): Same.
7328 (handle_lhs_call): Same.
7329 (find_func_aliases_for_builtin_call): Same.
7330 (sort_fieldstack): Same.
7331 (check_for_overlaps): Same.
7332 * tree-vect-loop-manip.c (vect_create_cond_for_align_checks): Same.
7333 (vect_create_cond_for_unequal_addrs): Same.
7334 (vect_create_cond_for_lower_bounds): Same.
7335 (vect_create_cond_for_alias_checks): Same.
7336 * tree-vect-slp-patterns.c (vect_validate_multiplication): Same.
7337 * tree-vect-slp.c (vect_analyze_slp_instance): Same.
7338 (vect_make_slp_decision): Same.
7339 (vect_slp_bbs): Same.
7340 (duplicate_and_interleave): Same.
7341 (vect_transform_slp_perm_load): Same.
7342 (vect_schedule_slp): Same.
7343 * tree-vectorizer.h (vect_transform_slp_perm_load): Same.
7344 (vect_schedule_slp): Same.
7345 (duplicate_and_interleave): Same.
7346 * tree.c (build_vector_from_ctor): Same.
7347 (build_vector): Same.
7348 (check_vector_cst): Same.
7349 (check_vector_cst_duplicate): Same.
7350 (check_vector_cst_fill): Same.
7351 (check_vector_cst_stepped): Same.
7352 * tree.h (build_vector_from_ctor): Same.
7354 2021-07-20 Jakub Jelinek <jakub@redhat.com>
7357 * config/rs6000/rs6000-protos.h (easy_altivec_constant): Change return
7358 type from bool to int.
7359 * config/rs6000/rs6000.c (vspltis_constant): Fix up handling the
7360 EASY_VECTOR_MSB case if either step or copies is not 1.
7361 (vspltis_shifted): Fix comment typo.
7362 (easy_altivec_constant): Change return type from bool to int, instead
7363 of returning true return byte size of the element mode that should be
7364 used to synthetize the constant.
7365 * config/rs6000/predicates.md (easy_vector_constant_msb): Require
7366 that vspltis_shifted is 0, handle the case where easy_altivec_constant
7367 assumes using different vector mode from CONST_VECTOR's mode.
7368 * config/rs6000/altivec.md (easy_vector_constant_msb splitter): Use
7369 easy_altivec_constant to determine mode in which -1 >> -1 should be
7370 performed, use rs6000_expand_vector_init instead of gen_vec_initv4sisi.
7372 2021-07-20 Richard Biener <rguenther@suse.de>
7375 * dwarf2out.h (dwarf_file_data): Add key member.
7376 * dwarf2out.c (dwarf_file_hasher::equal): Compare key.
7377 (dwarf_file_hasher::hash): Hash key.
7378 (lookup_filename): Remap the filename and store it in the
7379 filename member of dwarf_file_data when creating a new
7381 (file_name_acquire): Do not remap the filename again.
7382 (maybe_emit_file): Likewise.
7384 2021-07-20 Jonathan Wright <jonathan.wright@arm.com>
7386 * config/aarch64/aarch64-simd-builtins.def: Use two variant
7387 generators for all TBL/TBX intrinsics and rename to
7388 consistent forms: qtbl[1234] or qtbx[1234].
7389 * config/aarch64/aarch64-simd.md (aarch64_tbl1<mode>):
7391 (aarch64_qtbl1<mode>): This.
7392 (aarch64_tbx1<mode>): Rename to...
7393 (aarch64_qtbx1<mode>): This.
7394 (aarch64_tbl2v16qi): Delete.
7395 (aarch64_tbl3<mode>): Rename to...
7396 (aarch64_qtbl2<mode>): This.
7397 (aarch64_tbx4<mode>): Rename to...
7398 (aarch64_qtbx2<mode>): This.
7399 * config/aarch64/aarch64.c (aarch64_expand_vec_perm_1): Use
7400 renamed qtbl1 and qtbl2 RTL patterns.
7401 * config/aarch64/arm_neon.h (vqtbl1_p8): Use renamed qtbl1
7403 (vqtbl1_s8): Likewise.
7404 (vqtbl1_u8): Likewise.
7405 (vqtbl1q_p8): Likewise.
7406 (vqtbl1q_s8): Likewise.
7407 (vqtbl1q_u8): Likewise.
7408 (vqtbx1_s8): Use renamed qtbx1 RTL pattern.
7409 (vqtbx1_u8): Likewise.
7410 (vqtbx1_p8): Likewise.
7411 (vqtbx1q_s8): Likewise.
7412 (vqtbx1q_u8): Likewise.
7413 (vqtbx1q_p8): Likewise.
7414 (vtbl1_s8): Use renamed qtbl1 RTL pattern.
7415 (vtbl1_u8): Likewise.
7416 (vtbl1_p8): Likewise.
7417 (vtbl2_s8): Likewise
7418 (vtbl2_u8): Likewise.
7419 (vtbl2_p8): Likewise.
7420 (vtbl3_s8): Use renamed qtbl2 RTL pattern.
7421 (vtbl3_u8): Likewise.
7422 (vtbl3_p8): Likewise.
7423 (vtbl4_s8): Likewise.
7424 (vtbl4_u8): Likewise.
7425 (vtbl4_p8): Likewise.
7426 (vtbx2_s8): Use renamed qtbx2 RTL pattern.
7427 (vtbx2_u8): Likewise.
7428 (vtbx2_p8): Likewise.
7429 (vqtbl2_s8): Use renamed qtbl2 RTL pattern.
7430 (vqtbl2_u8): Likewise.
7431 (vqtbl2_p8): Likewise.
7432 (vqtbl2q_s8): Likewise.
7433 (vqtbl2q_u8): Likewise.
7434 (vqtbl2q_p8): Likewise.
7435 (vqtbx2_s8): Use renamed qtbx2 RTL pattern.
7436 (vqtbx2_u8): Likewise.
7437 (vqtbx2_p8): Likewise.
7438 (vqtbx2q_s8): Likewise.
7439 (vqtbx2q_u8): Likewise.
7440 (vqtbx2q_p8): Likewise.
7441 (vtbx4_s8): Likewise.
7442 (vtbx4_u8): Likewise.
7443 (vtbx4_p8): Likewise.
7445 2021-07-20 Uroš Bizjak <ubizjak@gmail.com>
7448 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
7450 (define_peephole2 atomic_loaddi_fpu): Ditto.
7452 2021-07-20 Kito Cheng <kito.cheng@sifive.com>
7454 * config.gcc (riscv*-*-*): Detect which python is available.
7456 2021-07-20 Kewen Lin <linkw@linux.ibm.com>
7458 * config/rs6000/vsx.md (mulhs_<mode>): Rename to...
7459 (smul<mode>3_highpart): ... this.
7460 (mulhu_<mode>): Rename to...
7461 (umul<mode>3_highpart): ... this.
7462 * config/rs6000/rs6000-builtin.def (MULHS_V2DI, MULHS_V4SI,
7463 MULHU_V2DI, MULHU_V4SI): Adjust.
7465 2021-07-20 Kewen Lin <linkw@linux.ibm.com>
7467 PR tree-optimization/100696
7468 * internal-fn.c (first_commutative_argument): Add info for IFN_MULH.
7469 * internal-fn.def (IFN_MULH): New internal function.
7470 * tree-vect-patterns.c (vect_recog_mulhs_pattern): Add support to
7471 recog normal multiply highpart as IFN_MULH.
7472 * config/i386/i386.c (ix86_add_stmt_cost): Adjust for combined
7475 2021-07-19 Indu Bhagat <indu.bhagat@oracle.com>
7477 * config/elfos.h (CTF_DEBUGGING_INFO): New definition.
7478 (BTF_DEBUGGING_INFO): Likewise.
7479 * doc/tm.texi.in: Document the new macros.
7480 * doc/tm.texi: Regenerated.
7481 * toplev.c: Guard initialization of debug hooks.
7483 2021-07-19 Indu Bhagat <indu.bhagat@oracle.com>
7485 * flags.h (ctf_debuginfo_p): New function declaration.
7486 * opts.c (ctf_debuginfo_p): New function definition.
7488 2021-07-19 Andrew Stubbs <ams@codesourcery.com>
7491 * config/gcn/gcn-hsa.h (DRIVER_SELF_SPECS): New.
7492 (ASM_SPEC): Set -mattr for xnack and sram-ecc.
7493 * config/gcn/gcn-opts.h (enum sram_ecc_type): New.
7494 * config/gcn/gcn-valu.md: Add a warning comment.
7495 * config/gcn/gcn.c (gcn_option_override): Add "sorry" for -mxnack.
7496 (output_file_start): Add xnack and sram-ecc state to ".amdgcn_target".
7497 * config/gcn/gcn.md: Add a warning comment.
7498 * config/gcn/gcn.opt: Add -mxnack and -msram-ecc.
7499 * config/gcn/mkoffload.c (EF_AMDGPU_MACH_AMDGCN_GFX908): Remove
7501 (EF_AMDGPU_XNACK): New.
7502 (EF_AMDGPU_SRAM_ECC): New.
7504 (copy_early_debug_info): Use elf_flags.
7505 (main): Handle -mxnack and -msram-ecc options.
7506 * doc/invoke.texi: Document -mxnack and -msram-ecc.
7508 2021-07-19 Andrew Pinski <apinski@marvell.com>
7511 * config/aarch64/aarch64.md (csneg3_uxtw_insn): Rename to ...
7512 (*cs<neg_not_cs>3_uxtw_insn4): and extend to NEG_NOT.
7514 2021-07-19 Richard Biener <rguenther@suse.de>
7516 PR tree-optimization/101505
7517 * tree-vect-patterns.c (vect_determine_precisions): Walk
7518 PHIs also for loop vectorization.
7520 2021-07-19 Richard Biener <rguenther@suse.de>
7522 * gimple.h (gimple_expr_type): Remove.
7523 * doc/gimple.texi: Remove gimple_expr_type documentation.
7525 2021-07-19 Richard Biener <rguenther@suse.de>
7527 * tree-ssa-sccvn.c (vn_reference_eq): Handle NULL vr->type.
7528 (ao_ref_init_from_vn_reference): Likewise.
7529 (fully_constant_reference): Likewise.
7530 (vn_reference_lookup_call): Do not set vr->type to random
7532 * tree-ssa-pre.c (compute_avail): Do not try to PRE calls
7534 * tree-vect-generic.c (expand_vector_piecewise): Pass in
7535 whether we expanded parallel.
7536 (expand_vector_parallel): Adjust.
7537 (expand_vector_addition): Likewise.
7538 (expand_vector_comparison): Likewise.
7539 (expand_vector_operation): Likewise.
7540 (expand_vector_scalar_condition): Likewise.
7541 (expand_vector_conversion): Likewise.
7543 2021-07-19 Richard Biener <rguenther@suse.de>
7545 * tree-vrp.c (register_edge_assert_for_2): Use the
7547 (vrp_folder::fold_predicate_in): Likewise.
7548 * vr-values.c (gimple_assign_nonzero_p): Likewise.
7549 (vr_values::extract_range_from_comparison): Likewise.
7550 (vr_values::extract_range_from_ubsan_builtin): Use the
7551 type of the first operand.
7552 (vr_values::extract_range_basic): Push down type
7553 computation, use the appropriate LHS.
7554 (vr_values::extract_range_from_assignment): Use the
7557 2021-07-18 H.J. Lu <hjl.tools@gmail.com>
7560 * common/config/i386/i386-common.c (ix86_handle_option): For
7561 -mgeneral-regs-only, enable the GPR only instructions which are
7562 enabled implicitly by SSE ISAs unless they have been disabled
7565 2021-07-18 H.J. Lu <hjl.tools@gmail.com>
7568 * config/i386/i386.c (ix86_check_avx_upper_stores): Moved before
7569 ix86_avx_u128_mode_needed.
7570 (ix86_avx_u128_mode_needed): Return AVX_U128_DIRTY if callee
7571 returns AVX register.
7573 2021-07-17 Jan Hubicka <hubicka@ucw.cz>
7575 * tree-ssa-structalias.c (handle_rhs_call): Support EAF_NOT_RETURNED.
7576 (handle_const_call): Liekise
7577 (handle_pure_call): Liekise
7579 2021-07-17 Andrew MacLeod <amacleod@redhat.com>
7581 PR tree-optimization/96542
7582 * range-op.cc (range_operator::wi_fold_in_parts): New.
7583 (range_operator::fold_range): Call wi_fold_in_parts.
7584 (operator_lshift::wi_fold): Fix broken lshift by [0,0].
7585 * range-op.h (wi_fold_in_parts): Add prototype.
7587 2021-07-16 David Malcolm <dmalcolm@redhat.com>
7589 * doc/analyzer.texi: Add __analyzer_dump_state.
7591 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
7593 * config/rs6000/rbtree.c: New file.
7594 * config/rs6000/rbtree.h: New file.
7596 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
7598 * config/rs6000/rs6000-gen-builtins.c (restriction): New enum.
7599 (typeinfo): Add restr field.
7600 (match_bracketed_pair): New function.
7601 (match_const_restriction): Implement.
7603 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
7605 * config/rs6000/rs6000-gen-builtins.c (match_basetype): Implement.
7607 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
7609 * config/rs6000/rs6000-gen-builtins.c (void_status): New enum.
7610 (basetype): Likewise.
7611 (typeinfo): Likewise.
7612 (handle_pointer): New function.
7613 (match_basetype): New stub function.
7614 (match_const_restriction): Likewise.
7615 (match_type): New function.
7617 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
7619 * config/rs6000/rs6000-gen-builtins.c (consume_whitespace): New
7621 (advance_line): Likewise.
7622 (safe_inc_pos): Likewise.
7623 (match_identifier): Likewise.
7624 (match_integer): Likewise.
7625 (match_to_right_bracket): Likewise.
7627 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
7629 * config/rs6000/rs6000-gen-builtins.c (bif_file): New variable.
7630 (ovld_file): Likewise.
7631 (header_file): Likewise.
7632 (init_file): Likewise.
7633 (defines_file): Likewise.
7634 (pgm_path): Likewise.
7635 (bif_path): Likewise.
7636 (ovld_path): Likewise.
7637 (header_path): Likewise.
7638 (init_path): Likewise.
7639 (defines_path): Likewise.
7640 (LINELEN): New macro.
7641 (linebuf): New variable.
7645 (bif_diag): New function.
7646 (ovld_diag): Likewise.
7648 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
7650 * config/rs6000/rs6000-builtin-new.def: New.
7651 * config/rs6000/rs6000-overload.def: New.
7653 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
7655 * config/rs6000/rs6000-gen-builtins.c: New.
7657 2021-07-16 Bill Schmidt <wschmidt@linux.ibm.com>
7659 * Makefile.in (EXTRA_GTYPE_DEPS): New variable.
7660 (s-gtype): Depend on EXTRA_GTYPE_DEPS.
7661 * gengtype-state.c (state_writer::write_state_file_list): Add a
7662 parameter to the fileslist expression for the number of build
7664 (read_state_files_list): Detect build headers and strip the
7665 initial "./" or ".\" from their names.
7666 * gengtype.c (build_headers): New global variable.
7667 (num_build_headers): Likewise.
7668 (open_base_files): Emit #include for each build header.
7669 (main): Detect and count build headers.
7670 * gengtype.h (build_headers): New extern variable.
7671 (num_build_headers): Likewise.
7673 2021-07-16 Richard Biener <rguenther@suse.de>
7675 * gimple-ssa-store-merging.c (verify_symbolic_number_p): Use
7676 the type of the LHS.
7677 (find_bswap_or_nop_1): Likewise.
7678 (find_bswap_or_nop): Likewise.
7679 * tree-vectorizer.h (vect_get_smallest_scalar_type): Adjust
7681 * tree-vect-data-refs.c (vect_get_smallest_scalar_type):
7682 Remove unused parameters, pass in the scalar type. Fix
7683 internal store function handling.
7684 * tree-vect-stmts.c (vect_analyze_stmt): Remove assert.
7685 (vect_get_vector_types_for_stmt): Move down check for
7686 existing vector stmt after we've determined a scalar type.
7687 Pass down the used scalar type to vect_get_smallest_scalar_type.
7688 * tree-vect-generic.c (expand_vector_condition): Use
7689 the type of the LHS.
7690 (expand_vector_scalar_condition): Likewise.
7691 (expand_vector_operations_1): Likewise.
7692 * tree-vect-patterns.c (vect_widened_op_tree): Likewise.
7693 (vect_recog_dot_prod_pattern): Likewise.
7694 (vect_recog_sad_pattern): Likewise.
7695 (vect_recog_widen_op_pattern): Likewise.
7696 (vect_recog_widen_sum_pattern): Likewise.
7697 (vect_recog_mixed_size_cond_pattern): Likewise.
7699 2021-07-16 Jan Hubicka <hubicka@ucw.cz>
7701 * ipa-modref.c (struct escape_entry): Use eaf_fleags_t.
7702 (dump_eaf_flags): Dump EAF_NOT_RETURNED
7703 (eaf_flags_useful_p): Use eaf_fleags_t; handle const functions
7704 and EAF_NOT_RETURNED.
7705 (modref_summary::useful_p): Likewise.
7706 (modref_summary_lto::useful_p): Likewise.
7707 (struct) modref_summary_lto: Use eaf_fleags_t.
7708 (deref_flags): Handle EAF_NOT_RETURNED.
7709 (struct escape_point): Use min_flags.
7710 (modref_lattice::init): Add EAF_NOT_RETURNED.
7711 (merge_call_lhs_flags): Ignore EAF_NOT_RETURNED functions
7712 (analyze_ssa_name_flags): Clear EAF_NOT_RETURNED on return;
7714 (analyze_parms): Also analyze const functions; update conition on
7716 (modref_write): Update streaming.
7717 (read_section): Update streaming.
7718 (remap_arg_flags): Use eaf_flags_t.
7719 (modref_merge_call_site_flags): Hanlde EAF_NOT_RETURNED.
7720 * ipa-modref.h: (eaf_flags_t): New typedef.
7721 (struct modref_summary): Use eaf_flags_t.
7722 * tree-core.h (EAF_NOT_RETURNED): New constant.
7724 2021-07-16 Richard Biener <rguenther@suse.de>
7726 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Use
7727 the type of the LHS.
7728 (gimple_assign_nonnegative_warnv_p): Likewise.
7729 (gimple_call_nonnegative_warnv_p): Likewise. Return false
7730 if the call has no LHS.
7731 * gimple.c (gimple_could_trap_p_1): Use the type of the LHS.
7732 * tree-eh.c (stmt_could_throw_1_p): Likewise.
7733 * tree-inline.c (insert_init_stmt): Likewise.
7734 * tree-ssa-loop-niter.c (get_val_for): Likewise.
7735 * tree-outof-ssa.c (ssa_is_replaceable_p): Use the type of
7737 * tree-ssa-sccvn.c (init_vn_nary_op_from_stmt): Take a
7738 gassign *. Use the type of the lhs.
7739 (vn_nary_op_lookup_stmt): Adjust.
7740 (vn_nary_op_insert_stmt): Likewise.
7742 2021-07-16 Ilya Leoshkevich <iii@linux.ibm.com>
7744 * config/s390/predicates.md (bras_sym_operand): Accept all
7745 functions in 64-bit mode, use UNSPEC_PLT31.
7746 (larl_operand): Use UNSPEC_PLT31.
7747 * config/s390/s390.c (s390_loadrelative_operand_p): Likewise.
7748 (legitimize_pic_address): Likewise.
7749 (s390_emit_tls_call_insn): Mark __tls_get_offset as function,
7751 (s390_delegitimize_address): Use UNSPEC_PLT31.
7752 (s390_output_addr_const_extra): Likewise.
7753 (print_operand): Add @PLT to TLS calls, handle %K.
7754 (s390_function_profiler): Mark __fentry__/_mcount as function,
7755 use %K, use UNSPEC_PLT31.
7756 (s390_output_mi_thunk): Use only UNSPEC_GOT, use %K.
7757 (s390_emit_call): Use UNSPEC_PLT31.
7758 (s390_emit_tpf_eh_return): Mark __tpf_eh_return as function.
7759 * config/s390/s390.md (UNSPEC_PLT31): Rename from UNSPEC_PLT.
7760 (*movdi_64): Use %K.
7761 (reload_base_64): Likewise.
7762 (*sibcall_brc): Likewise.
7763 (*sibcall_brcl): Likewise.
7764 (*sibcall_value_brc): Likewise.
7765 (*sibcall_value_brcl): Likewise.
7768 (*bras_r): Likewise.
7769 (*brasl_r): Likewise.
7770 (*bras_tls): Likewise.
7771 (*brasl_tls): Likewise.
7772 (main_base_64): Likewise.
7773 (reload_base_64): Likewise.
7774 (@split_stack_call<mode>): Likewise.
7776 2021-07-16 Richard Biener <rguenther@suse.de>
7778 PR tree-optimization/101467
7779 * tree-vect-stmts.c (vect_gen_while): Properly guard
7780 make_temp_ssa_name usage.
7782 2021-07-16 Cooper Qu <cooper.qu@linux.alibaba.com>
7784 * config.gcc: Don't use forked print-sysroot-suffix.sh and
7785 t-sysroot-suffix for C-SKY.
7786 * config/csky/print-sysroot-suffix.sh: Delete.
7787 * config/csky/t-csky-linux: Delete.
7788 * config/csky/t-sysroot-suffix: Define MULTILIB_DIRNAMES
7789 instead of CSKY_MULTILIB_DIRNAMES.
7791 2021-07-16 Richard Biener <rguenther@suse.de>
7793 * tree-vect-loop.c (vect_transform_cycle_phi): Correct sign
7794 conversion issues with the partial reduction of the reused
7797 2021-07-16 Richard Biener <rguenther@suse.de>
7799 * config/i386/i386-options.c (ix86_option_override_internal): Set
7800 param_vect_partial_vector_usage to zero if not set.
7802 2021-07-15 Uroš Bizjak <ubizjak@gmail.com>
7805 * config/i386/i386.h (VALID_SSE_REG_MODE): Add TDmode.
7806 (VALID_INT_MODE_P): Add SDmode and DDmode.
7807 Add TDmode for TARGET_64BIT.
7808 (VALID_DFP_MODE_P): Remove.
7809 * config/i386/i386.c (ix86_hard_regno_mode_ok):
7810 Do not use VALID_DFP_MODE_P.
7812 2021-07-15 Andrew MacLeod <amacleod@redhat.com>
7814 * gimple-range-fold.cc (adjust_pointer_diff_expr): Use
7816 (fold_using_range::fold_stmt): Ditto.
7817 (fold_using_range::range_of_range_op): Ditto.
7818 (fold_using_range::range_of_phi): Ditto.
7819 (fold_using_range::range_of_call): Ditto.
7820 (fold_using_range::range_of_builtin_ubsan_call): Ditto.
7821 (fold_using_range::range_of_builtin_call): Ditto.
7822 (fold_using_range::range_of_cond_expr): Ditto.
7823 * gimple-range-fold.h (gimple_range_type): New.
7825 2021-07-15 Martin Sebor <msebor@redhat.com>
7828 * tree-ssa-strlen.c (handle_assign): New function.
7829 (maybe_warn_overflow): Add argument.
7830 (nonzero_bytes_for_type): New function.
7831 (count_nonzero_bytes): Handle more tree types. Call
7832 nonzero_bytes_for_tye.
7833 (count_nonzero_bytes): Handle types.
7834 (handle_store): Handle stores from function calls.
7835 (strlen_check_and_optimize_call): Move code to handle_assign. Call
7836 it for assignments from function calls.
7838 2021-07-15 David Malcolm <dmalcolm@redhat.com>
7843 * doc/invoke.texi: Add -Wanalyzer-use-of-uninitialized-value.
7845 2021-07-15 David Malcolm <dmalcolm@redhat.com>
7847 * doc/invoke.texi (-fdump-analyzer-exploded-paths): New.
7849 2021-07-15 Martin Sebor <msebor@redhat.com>
7853 * fold-const.c (operand_compare::operand_equal_p): Handle OEP_DECL_NAME.
7854 (operand_compare::verify_hash_value): Same.
7855 * tree-core.h (OEP_DECL_NAME): New.
7857 2021-07-15 Martin Jambor <mjambor@suse.cz>
7859 * profile-count.h (profile_count::value): Change the return type to
7861 * gimple-pretty-print.c (dump_gimple_bb_header): Adjust print
7863 * tree-cfg.c (dump_function_to_file): Likewise.
7865 2021-07-15 Bill Schmidt <wschmidt@linux.ibm.com>
7868 * config/rs6000/rs6000-p8swap.c (has_part_mult): New.
7869 (rs6000_analyze_swaps): Insns containing a subreg of a mult are
7872 2021-07-15 Richard Biener <rguenther@suse.de>
7874 * tree-vectorizer.h (vect_gen_while): Match up with
7876 * tree-vect-stmts.c (vect_gen_while): Adjust API to that
7877 of vect_gen_while_not.
7878 (vect_gen_while_not): Adjust.
7879 * tree-vect-loop-manip.c (vect_set_loop_controls_directly): Likewise.
7881 2021-07-15 Aldy Hernandez <aldyh@redhat.com>
7883 * gimple-range-cache.cc (non_null_ref::adjust_range): New.
7884 (ranger_cache::range_of_def): Call adjust_range.
7885 (ranger_cache::entry_range): Same.
7886 * gimple-range-cache.h (non_null_ref::adjust_range): New.
7887 * gimple-range.cc (gimple_ranger::range_of_expr): Call
7889 (gimple_ranger::range_on_entry): Same.
7891 2021-07-15 Tamar Christina <tamar.christina@arm.com>
7894 2021-07-14 Tamar Christina <tamar.christina@arm.com>
7896 * config/arm/neon.md (<sup>dot_prod<vsi2qi>): Drop statements.
7898 2021-07-15 Tamar Christina <tamar.christina@arm.com>
7901 2021-07-14 Tamar Christina <tamar.christina@arm.com>
7903 * config/aarch64/aarch64-simd-builtins.def (udot, sdot): Rename to...
7904 (sdot_prod, udot_prod): ...These.
7905 * config/aarch64/aarch64-simd.md (<sur>dot_prod<vsi2qi>): Remove.
7906 (aarch64_<sur>dot<vsi2qi>): Rename to...
7907 (<sur>dot_prod<vsi2qi>): ...This.
7908 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32, vdotq_s32):
7911 2021-07-15 Jakub Jelinek <jakub@redhat.com>
7913 PR middle-end/101437
7914 * gimplify.c (gimplify_expr): Throw away volatile reads from empty
7915 types even if they have non-BLKmode TYPE_MODE.
7917 2021-07-15 Richard Biener <rguenther@suse.de>
7920 * gcc.c (process_command): Process -gtoggle like process_options
7921 would after parsing options.
7923 2021-07-15 Trevor Saunders <tbsaunde@tbsaunde.org>
7925 * cfgexpand.c (expand_asm_loc): Adjust.
7926 (expand_asm_stmt): Likewise.
7927 * config/arm/aarch-common-protos.h (arm_md_asm_adjust): Likewise.
7928 * config/arm/aarch-common.c (arm_md_asm_adjust): Likewise.
7929 * config/arm/arm.c (thumb1_md_asm_adjust): Likewise.
7930 * config/avr/avr.c (avr_md_asm_adjust): Likewise.
7931 * config/cris/cris.c (cris_md_asm_adjust): Likewise.
7932 * config/i386/i386.c (ix86_md_asm_adjust): Likewise.
7933 * config/mn10300/mn10300.c (mn10300_md_asm_adjust): Likewise.
7934 * config/nds32/nds32.c (nds32_md_asm_adjust): Likewise.
7935 * config/pdp11/pdp11.c (pdp11_md_asm_adjust): Likewise.
7936 * config/rs6000/rs6000.c (rs6000_md_asm_adjust): Likewise.
7937 * config/s390/s390.c (s390_md_asm_adjust): Likewise.
7938 * config/vax/vax.c (vax_md_asm_adjust): Likewise.
7939 * config/visium/visium.c (visium_md_asm_adjust): Likewise.
7940 * doc/tm.texi: Regenerate.
7941 * target.def: Add location argument to md_asm_adjust.
7943 2021-07-15 Trevor Saunders <tbsaunde@tbsaunde.org>
7945 * tree-diagnostic.c (diagnostic_report_current_function): Use the
7946 diagnostic's location, not input_location.
7948 2021-07-15 Trevor Saunders <tbsaunde@tbsaunde.org>
7950 * cfgexpand.c (tree_conflicts_with_clobbers_p): Pass location to
7952 (expand_asm_stmt): Likewise.
7954 2021-07-14 Peter Bergner <bergner@linux.ibm.com>
7956 * config/rs6000/rs6000.c (adjacent_mem_locations): Return the lower
7957 addressed memory rtx, if any.
7958 (rs6000_split_multireg_move): Fix code formatting.
7959 Handle MMA build built-ins with operands in adjacent memory locations.
7961 2021-07-14 Peter Bergner <bergner@linux.ibm.com>
7963 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Move to later
7966 2021-07-14 Jason Merrill <jason@redhat.com>
7968 * sel-sched-ir.h (get_all_loop_exits): Use auto_vec.
7970 2021-07-14 Jason Merrill <jason@redhat.com>
7972 * doc/invoke.texi: -fdelete-dead-exceptions is on by default for
7975 2021-07-14 Tamar Christina <tamar.christina@arm.com>
7977 * tree-vect-patterns.c (vect_recog_dot_prod_pattern):
7978 Remove erroneous line.
7980 2021-07-14 Andrew MacLeod <amacleod@redhat.com>
7982 * params.opt (param_evrp_mode): Change default.
7984 2021-07-14 Tamar Christina <tamar.christina@arm.com>
7986 * config/aarch64/aarch64-simd-builtins.def (udot, sdot): Rename to...
7987 (sdot_prod, udot_prod): ...These.
7988 * config/aarch64/aarch64-simd.md (<sur>dot_prod<vsi2qi>): Remove.
7989 (aarch64_<sur>dot<vsi2qi>): Rename to...
7990 (<sur>dot_prod<vsi2qi>): ...This.
7991 * config/aarch64/arm_neon.h (vdot_u32, vdotq_u32, vdot_s32, vdotq_s32):
7994 2021-07-14 Tamar Christina <tamar.christina@arm.com>
7996 * config/arm/neon.md (<sup>dot_prod<vsi2qi>): Drop statements.
7998 2021-07-14 Tamar Christina <tamar.christina@arm.com>
8000 * doc/sourcebuild.texi (arm_v8_2a_i8mm_neon_hw): Document.
8002 2021-07-14 Tamar Christina <tamar.christina@arm.com>
8004 * config/arm/neon.md (usdot_prod<vsi2qi>): New.
8006 2021-07-14 Tamar Christina <tamar.christina@arm.com>
8008 * config/aarch64/aarch64-simd.md (aarch64_usdot<vsi2qi>): Rename to...
8009 (usdot_prod<vsi2qi>): ... This.
8010 * config/aarch64/aarch64-simd-builtins.def (usdot): Rename to...
8011 (usdot_prod): ...This.
8012 * config/aarch64/arm_neon.h (vusdot_s32, vusdotq_s32): Likewise.
8013 * config/aarch64/aarch64-sve.md (@aarch64_<sur>dot_prod<vsi2qi>):
8015 (@<sur>dot_prod<vsi2qi>): ...This.
8016 * config/aarch64/aarch64-sve-builtins-base.cc
8017 (svusdot_impl::expand): Use it.
8019 2021-07-14 Tamar Christina <tamar.christina@arm.com>
8021 * optabs.def (usdot_prod_optab): New.
8022 * doc/md.texi: Document it and clarify other dot prod optabs.
8023 * optabs-tree.h (enum optab_subtype): Add optab_vector_mixed_sign.
8024 * optabs-tree.c (optab_for_tree_code): Support usdot_prod_optab.
8025 * optabs.c (expand_widen_pattern_expr): Likewise.
8026 * tree-cfg.c (verify_gimple_assign_ternary): Likewise.
8027 * tree-vect-loop.c (vectorizable_reduction): Query dot-product kind.
8028 * tree-vect-patterns.c (vect_supportable_direct_optab_p): Take optional
8030 (vect_widened_op_tree): Optionally ignore
8032 (vect_recog_dot_prod_pattern): Support usdot_prod_optab.
8034 2021-07-14 H.J. Lu <hjl.tools@gmail.com>
8037 * config/i386/driver-i386.c (host_detect_local_cpu): Check
8038 "arch [32|64]" and "tune [32|64]" for 32-bit and 64-bit codegen.
8039 Enable UINTR only for 64-bit codegen.
8040 * config/i386/i386-options.c
8041 (ix86_option_override_internal::DEF_PTA): Skip PTA_UINTR if not
8043 * config/i386/i386.h (ARCH_ARG): New.
8044 (CC1_CPU_SPEC): Pass "[arch|tune] 32" for 32-bit codegen and
8045 "[arch|tune] 64" for 64-bit codegen.
8047 2021-07-14 Richard Biener <rguenther@suse.de>
8049 PR tree-optimization/101445
8050 * tree-vect-stmts.c (vectorizable_load): Do the gap adjustment
8051 of the IV in the correct direction for negative stride
8054 2021-07-14 Jakub Jelinek <jakub@redhat.com>
8057 * godump.c (godump_str_hash): New type.
8058 (godump_container::pot_dummy_types): Use string_hash instead of
8059 ptr_hash in the hash_set.
8061 2021-07-14 Richard Biener <rguenther@suse.de>
8063 * tree-vect-loop.c (vect_find_reusable_accumulator): Handle
8064 vector types where the old vector type has a multiple of
8065 the new vector type elements.
8066 (vect_create_partial_epilog): New function, split out from...
8067 (vect_create_epilog_for_reduction): ... here.
8068 (vect_transform_cycle_phi): Reduce the re-used accumulator
8069 to the new vector type.
8071 2021-07-14 Alexandre Oliva <oliva@adacore.com>
8073 * tree-ssa-alias.c (attr_fnspec::verify): Fix index in
8074 non-'t'-sized arg check.
8076 2021-07-14 Alexandre Oliva <oliva@adacore.com>
8078 * tree-cfg.c (cleanup_dead_labels_eh): Update
8079 post_landing_pad label upon change of landing pad block's
8081 (cleanup_dead_labels): Check that a removed label is not that
8084 2021-07-13 Jonathan Wright <jonathan.wright@arm.com>
8086 * combine.c (combine_simplify_rtx): Add vec_select -> subreg
8088 * config/aarch64/aarch64.md (*zero_extend<SHORT:mode><GPI:mode>2_aarch64):
8089 Add Neon to general purpose register case for zero-extend
8091 * config/arm/vfp.md (*arm_movsi_vfp): Remove "*" from *t -> r
8092 case to prevent some cases opting to go through memory.
8093 * cse.c (fold_rtx): Add vec_select -> subreg simplification.
8094 * rtl.c (rtvec_series_p): Define predicate to determine
8095 whether a vector contains a linear series of integers.
8096 * rtl.h (rtvec_series_p): Define.
8097 * rtlanal.c (vec_series_lowpart_p): Define predicate to
8098 determine if a vector selection is equivalent to the low part
8100 * rtlanal.h (vec_series_lowpart_p): Define.
8101 * simplify-rtx.c (simplify_context::simplify_binary_operation_1):
8102 Add vec_select -> subreg simplification.
8104 2021-07-13 Paul A. Clarke <pc@us.ibm.com>
8106 * config/rs6000/smmintrin.h (_mm_testz_si128, _mm_testc_si128,
8107 _mm_testnzc_si128, _mm_test_all_ones, _mm_test_all_zeros,
8108 _mm_test_mix_ones_zeros): New.
8110 2021-07-13 Roger Sayle <roger@nextmovesoftware.com>
8111 Richard Biener <rguenther@suse.de>
8113 * gimple.c (gimple_could_trap_p_1): Make S argument a
8114 "const gimple*". Preserve constness in call to
8115 gimple_asm_volatile_p.
8116 (gimple_could_trap_p): Make S argument a "const gimple*".
8117 * gimple.h (gimple_could_trap_p_1, gimple_could_trap_p):
8118 Update function prototypes.
8120 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
8122 * tree-vectorizer.h (vect_reusable_accumulator): New structure.
8123 (_loop_vec_info::main_loop_edge): New field.
8124 (_loop_vec_info::skip_main_loop_edge): Likewise.
8125 (_loop_vec_info::skip_this_loop_edge): Likewise.
8126 (_loop_vec_info::reusable_accumulators): Likewise.
8127 (_stmt_vec_info::reduc_scalar_results): Likewise.
8128 (_stmt_vec_info::reused_accumulator): Likewise.
8129 (vect_get_main_loop_result): Declare.
8130 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Initialize
8131 reduc_scalar_inputs.
8132 (vec_info::free_stmt_vec_info): Free reduc_scalar_inputs.
8133 * tree-vect-loop-manip.c (vect_get_main_loop_result): New function.
8134 (vect_do_peeling): Fill an epilogue loop's main_loop_edge,
8135 skip_main_loop_edge and skip_this_loop_edge fields.
8136 * tree-vect-loop.c (INCLUDE_ALGORITHM): Define.
8137 (vect_emit_reduction_init_stmts): New function.
8138 (get_initial_def_for_reduction): Use it.
8139 (get_initial_defs_for_reduction): Likewise. Change the vinfo
8140 parameter to a loop_vec_info.
8141 (vect_create_epilog_for_reduction): Store the scalar results
8142 in the reduc_info. If an epilogue loop is reusing an accumulator
8143 from the main loop, and if the epilogue loop can also be skipped,
8144 try to place the reduction code in the join block. Record
8145 accumulators that could potentially be reused by epilogue loops.
8146 (vect_transform_cycle_phi): When vectorizing epilogue loops,
8147 try to reuse accumulators from the main loop. Record the initial
8148 value in reduc_info for non-SLP reductions too.
8150 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
8152 * tree-vect-loop.c (get_initial_def_for_reduction): Remove
8153 adjustment handling. Take the neutral value as an argument,
8154 in place of the code argument.
8155 (vect_transform_cycle_phi): Update accordingly. Handle the
8156 initial values of cond reductions separately from code reductions.
8157 Choose the adjustment here rather than in
8158 get_initial_def_for_reduction. Sink the splat of vec_initial_def.
8160 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
8162 * tree-vect-loop.c (neutral_op_for_slp_reduction): Replace with...
8163 (neutral_op_for_reduction): ...this, providing a more general
8165 (vect_create_epilog_for_reduction): Update accordingly.
8166 (vectorizable_reduction): Likewise.
8167 (vect_transform_cycle_phi): Likewise.
8169 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
8171 * tree-vect-loop.c (get_initial_def_for_reduction): Take the
8172 reduc_info instead of the original stmt_vec_info.
8173 (vect_transform_cycle_phi): Update accordingly.
8175 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
8177 * tree-vect-loop.c (get_initial_defs_for_reduction): Take the
8178 reduc_info as an additional parameter.
8179 (vect_transform_cycle_phi): Update accordingly.
8181 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
8183 * tree-vectorizer.h: Include tree-ssa-operands.h.
8184 (vect_phi_initial_value): New function.
8185 * tree-vect-loop.c (neutral_op_for_slp_reduction): Use it.
8186 (get_initial_defs_for_reduction, info_for_reduction): Likewise.
8187 (vect_create_epilog_for_reduction, vectorizable_reduction): Likewise.
8188 (vect_transform_cycle_phi, vectorizable_induction): Likewise.
8190 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
8192 * tree-vect-loop.c (vect_create_epilog_for_reduction): Convert
8193 the phi results to vectype after creating them. Remove later
8194 conversion code that thus becomes redundant.
8196 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
8198 * tree-vect-loop.c (vect_create_epilog_for_reduction): Replace
8199 the new_phis vector with a reduc_inputs vector. Combine handling
8200 of reduction chains and ncopies > 1.
8202 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
8204 * tree-vect-loop.c (vect_create_epilog_for_reduction): Truncate
8205 scalar_results to group_size elements after reducing down from
8206 N*group_size elements. Construct an array_slice of the live-out
8207 stmts and assert that there is one stmt per scalar result.
8209 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
8211 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
8212 nested_in_vect_loop and use double_reduc everywhere. Remove dead
8213 assignment to "loop".
8215 2021-07-13 Richard Sandiford <richard.sandiford@arm.com>
8217 * internal-fn.c (vectorized_internal_fn_supported_p): Handle
8218 vector types first. For scalar types, consider both the preferred
8219 vector mode and the alternative vector modes.
8220 * optabs-query.c (can_vec_mask_load_store_p): Use the same
8221 structure as above, in particular using related_vector_mode
8222 for modes provided by autovectorize_vector_modes.
8224 2021-07-13 Jakub Jelinek <jakub@redhat.com>
8225 Richard Biener <rguenther@suse.de>
8227 PR tree-optimization/101419
8228 * tree-pass.h (PROP_objsz): Define.
8229 (make_pass_early_object_sizes): Declare.
8230 * passes.def (pass_all_early_optimizations): Rename pass_object_sizes
8231 there to pass_early_object_sizes, drop parameter.
8232 (pass_all_optimizations): Move pass_object_sizes right after pass_ccp,
8233 drop parameter, move pass_post_ipa_warn right after that.
8234 * tree-object-size.c (pass_object_sizes::execute): Rename to...
8235 (object_sizes_execute): ... this. Add insert_min_max_p argument.
8236 (pass_data_object_sizes): Move after object_sizes_execute.
8237 (pass_object_sizes): Likewise. In execute method call
8238 object_sizes_execute, drop set_pass_param method and insert_min_max_p
8239 non-static data member and its initializer in the ctor.
8240 (pass_data_early_object_sizes, pass_early_object_sizes,
8241 make_pass_early_object_sizes): New.
8242 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use
8243 (cfun->curr_properties & PROP_objsz) instead of cfun->after_inlining.
8245 2021-07-13 Kito Cheng <kito.cheng@sifive.com>
8248 * config/riscv/constraints.md ("S"): Update description and remove
8250 * doc/md.texi (Machine Constraints): Document the 'S' constraints
8253 2021-07-13 Richard Biener <rguenther@suse.de>
8256 2021-07-12 Richard Biener <rguenther@suse.de>
8258 * tree-vect-slp.c (vect_slp_region): Show the number of
8259 SLP graph entries in the optimization message.
8261 2021-07-13 Michael Meissner <meissner@linux.ibm.com>
8263 * config/rs6000/altivec.md (xxspltiw_v4sf): Change local variable
8265 * config/rs6000/rs6000-protos.h (rs6000_const_f32_to_i32): Change
8266 return type to long.
8267 * config/rs6000/rs6000.c (rs6000_const_f32_to_i32): Change return
8270 2021-07-12 Andrew MacLeod <amacleod@redhat.com>
8272 * gimple-range-fold.cc (fold_using_range::range_of_builtin_ubsan_call):
8273 Query relation between the 2 operands and use it.
8275 2021-07-12 Sergei Trofimovich <siarheit@google.com>
8277 * doc/cfg.texi: Fix s/ei_safe_safe/ei_safe_edge/ typo.
8279 2021-07-12 Uroš Bizjak <ubizjak@gmail.com>
8282 * config/i386/predicates.md (vec_setm_sse41_operand):
8283 Rename from vec_setm_operand.
8284 (vec_setm_avx2_operand): New predicate.
8285 * config/i386/sse.md (vec_set<V_128:mode>): Use V_128 mode iterator.
8286 Use vec_setm_sse41_operand as operand 2 predicate.
8287 (vec_set<V_256_512:mode): New expander.
8288 * config/i386/mmx.md (vec_setv2hi): Use vec_setm_sse41_operand
8289 as operand 2 predicate.
8291 2021-07-12 Andrew MacLeod <amacleod@redhat.com>
8293 PR tree-optimization/101335
8294 * range-op.cc (operator_cast::lhs_op1_relation): Delete.
8296 2021-07-12 Andrew Pinski <apinski@marvell.com>
8298 * tree-ssa-phiopt.c (match_simplify_replacement): Move
8299 insert of the sequence before the movement of the
8300 statement. Check if to see if the statement is used
8301 outside of the original phi to see if we should move it.
8303 2021-07-12 Richard Biener <rguenther@suse.de>
8305 * dump-context.h (debug_dump_context::debug_dump_context):
8306 Add FILE * parameter defaulted to stderr.
8307 * dumpfile.c (debug_dump_context::debug_dump_context): Adjust.
8308 * tree-vect-slp.c (dot_slp_tree): New functions.
8310 2021-07-12 Richard Biener <rguenther@suse.de>
8312 PR tree-optimization/101373
8313 * tree-ssa-pre.c (prune_clobbered_mems): Also prune trapping
8314 references when the BB may not return.
8315 (compute_avail): Pass in the function we're working on and
8316 replace cfun references with it. Externally throwing
8317 const calls also possibly terminate the function.
8318 (pass_pre::execute): Pass down the function we're working on.
8319 * gcse.c (compute_hash_table_work): Externally throwing
8320 const/pure calls also need record_last_mem_set_info.
8321 * postreload-gcse.c (record_opr_changes): Looping or externally
8322 throwing const/pure calls also need record_last_mem_set_info.
8324 2021-07-12 Uroš Bizjak <ubizjak@gmail.com>
8326 * recog.c (memory_address_addr_space_p): Change the type to bool.
8327 Return true/false instead of 1/0.
8328 (offsettable_memref_p): Ditto.
8329 (offsettable_nonstrict_memref_p): Ditto.
8330 (offsettable_address_addr_space_p): Ditto.
8331 Change the type of addressp indirect function to bool.
8332 * recog.h (memory_address_addr_space_p): Change the type to bool.
8333 (strict_memory_address_addr_space_p): Ditto.
8334 (offsettable_memref_p): Ditto.
8335 (offsettable_nonstrict_memref_p): Ditto.
8336 (offsettable_address_addr_space_p): Ditto.
8337 * reload.c (maybe_memory_address_addr_space_p): Ditto.
8338 (strict_memory_address_addr_space_p): Change the type to bool.
8339 Return true/false instead of 1/0.
8340 (maybe_memory_address_addr_space_p): Change the type to bool.
8342 2021-07-12 Richard Biener <rguenther@suse.de>
8344 * tree-vect-slp.c (vect_slp_region): Show the number of
8345 SLP graph entries in the optimization message.
8347 2021-07-12 Richard Biener <rguenther@suse.de>
8349 PR tree-optimization/101394
8350 * tree-ssa-pre.c (do_pre_regular_insertion): Avoid inserting
8351 copies from abnormals for a full redundancy.
8353 2021-07-12 Richard Biener <rguenther@suse.de>
8355 PR middle-end/101423
8356 * gimple.c (gimple_could_trap_p_1): Internal function calls
8358 * tree-eh.c (tree_could_trap_p): Likewise.
8360 2021-07-12 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
8363 * config/arm/arm_neon.h (vmul_n_u32): Replace call to builtin with
8365 (vmulq_n_u32): Likewise.
8366 (vmul_n_f32): Gate __a * __b on __FAST_MATH__.
8367 (vmulq_n_f32): Likewise.
8368 (vmul_n_f16): Likewise.
8369 (vmulq_n_f16): Likewise.
8371 2021-07-12 Martin Liska <mliska@suse.cz>
8374 * gcc.c (check_offload_target_name): Call
8375 candidates_list_and_hint only if we have a candidate.
8377 2021-07-12 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
8380 * config/arm/neon.md (vec_init): Move to ...
8381 * config/arm/vec-common.md (vec_init): ... here.
8382 Change the pattern's mode to VDQX and gate it on VALID_MVE_MODE.
8384 2021-07-12 Roger Sayle <roger@nextmovesoftware.com>
8386 PR tree-optimization/101403
8387 * match.pd ((T)bswap(X)>>C): Correctly handle cases where
8388 signedness of the shift is not the same as the signedness of
8391 2021-07-09 Roger Sayle <roger@nextmovesoftware.com>
8392 Uroš Bizjak <ubizjak@gmail.com>
8394 * config/i386/i386.md (*divmodsi4_const): Optimize SImode
8395 divmod of a constant numerator with new define_insn_and_split.
8397 2021-07-09 Iain Sandoe <iain@sandoe.co.uk>
8400 * config/i386/i386-expand.c (ix86_expand_call): If a call is
8401 to a non-local-binding, or local but to a public symbol, then
8402 assume that it might be indirected via the lazy symbol binder.
8403 Mark R10 and R10 as clobbered in that case.
8405 2021-07-09 Eric Botcazou <ebotcazou@adacore.com>
8408 * gcc.c (ASM_DEBUG_DWARF_OPTION): Set again to --gdwarf2 in
8409 the case where HAVE_AS_WORKING_DWARF_N_FLAG is not defined
8410 and HAVE_LD_BROKEN_PE_DWARF5 is defined.
8412 2021-07-09 Uroš Bizjak <ubizjak@gmail.com>
8414 * config/i386/i386.md (*udivmodsi4_pow2_zext_1): Limit the
8415 log2 range of operands[3] to [1,31].
8416 (*udivmodsi4_pow2_zext_2): Ditto. Correct insn RTX pattern.
8418 2021-07-09 Sergei Trofimovich <siarheit@google.com>
8420 * doc/md.texi: Don't split @smallexample in multiple @groups.
8422 2021-07-09 Sergei Trofimovich <siarheit@google.com>
8424 * doc/md.texi: Add missing 'see' word.
8426 2021-07-09 Andrew Pinski <apinski@marvell.com>
8428 * tree-ssa-phiopt.c (phiopt_early_allow): Change arguments
8429 to take sequence and gimple_match_op. Accept the case where
8430 op is a SSA_NAME and one statement in the sequence.
8431 Also allow constants.
8432 (gimple_simplify_phiopt): Always pass a sequence to resimplify.
8433 Update call to phiopt_early_allow. Discard the sequence if not
8436 2021-07-09 Xi Ruoyao <xry111@mengyan1223.wang>
8441 * config/mips/mips.c (mips_const_insns): Use MSA_SUPPORTED_MODE_P
8442 instead of ISA_HAS_MSA.
8443 (mips_expand_vec_unpack): Likewise.
8444 (mips_expand_vector_init): Likewise.
8446 2021-07-09 Kewen Lin <linkw@linux.ibm.com>
8448 * config/rs6000/vsx.md (mods_<mode>): Rename to...
8449 (mod<mode>3): ... this.
8450 (modu_<mode>): Rename to...
8451 (umod<mode>3): ... this.
8452 * config/rs6000/rs6000-builtin.def (MODS_V2DI, MODS_V4SI, MODU_V2DI,
8455 2021-07-08 Jeff Law <jeffreyalaw@gmail.com>
8457 * config/h8300/shiftrotate.md (variable shifts): Expose condition
8458 code handling for the test before the loop.
8460 2021-07-08 Martin Jambor <mjambor@suse.cz>
8463 * ipa-sra.c (class isra_call_summary): New member
8464 m_before_any_store, initialize it in the constructor.
8465 (isra_call_summary::dump): Dump the new field.
8466 (ipa_sra_call_summaries::duplicate): Copy it.
8467 (process_scan_results): Set it.
8468 (isra_write_edge_summary): Stream it.
8469 (isra_read_edge_summary): Likewise.
8470 (param_splitting_across_edge): Only override
8471 safe_to_import_accesses if m_before_any_store is set.
8473 2021-07-08 Martin Sebor <msebor@redhat.com>
8476 * gimple-array-bounds.cc (array_bounds_checker::check_mem_ref):
8477 Use Object Size Type 0 instead of 1.
8479 2021-07-08 Richard Sandiford <richard.sandiford@arm.com>
8481 * tree-vect-loop.c (vectorizable_reduction): Remove always-true
8484 2021-07-08 Richard Sandiford <richard.sandiford@arm.com>
8486 * match.pd: Simplify an extend-operate-truncate sequence involving
8489 2021-07-08 Roger Sayle <roger@nextmovesoftware.com>
8490 Richard Biener <rguenther@suse.de>
8492 PR tree-optimization/40210
8493 * match.pd (bswap optimizations): Simplify (bswap(x)>>C1)&C2 as
8494 (x>>C3)&C2 when possible. Simplify bswap(x)>>C1 as ((T)x)>>C2
8495 when possible. Simplify bswap(x)&C1 as (x>>C2)&C1 when 0<=C1<=255.
8497 2021-07-08 Uroš Bizjak <ubizjak@gmail.com>
8500 * config/i386/i386-expand.c (ix86_expand_sse_unpack):
8502 * config/i386/mmx.md (V_32): New mode iterator.
8503 (mov<V_32:mode>): Use V_32 mode iterator.
8504 (*mov<V_32:mode>_internal): Ditto.
8505 (*push<V_32:mode>2_rex64): Ditto.
8506 (*push<V_32:mode>2): Ditto.
8507 (movmisalign<V_32:mode>): Ditto.
8508 (mmx_<any_shiftrt:insn>v1si3): New insn pattern.
8509 (sse4_1_<any_extend:code>v2qiv2hi2): Ditto.
8510 (vec_unpacks_lo_v4qi): New expander.
8511 (vec_unpacks_hi_v4qi): Ditto.
8512 (vec_unpacku_lo_v4qi): Ditto.
8513 (vec_unpacku_hi_v4qi): Ditto.
8514 * config/i386/i386.h (VALID_SSE2_REG_MODE): Add V1SImode.
8515 (VALID_INT_MODE_P): Ditto.
8517 2021-07-08 Michael Meissner <meissner@linux.ibm.com>
8520 * config/rs6000/rs6000.md (udivti3): New insn.
8522 (umodti3): New insn.
8525 2021-07-07 Martin Sebor <msebor@redhat.com>
8527 PR tree-optimization/100137
8528 PR tree-optimization/99121
8529 PR tree-optimization/97027
8530 * builtins.c (access_ref::access_ref): Also set offmax.
8531 (access_ref::offset_in_range): Define new function.
8532 (access_ref::add_offset): Set offmax.
8533 (access_ref::inform_access): Handle access_none.
8534 (handle_mem_ref): Clear ostype.
8535 (compute_objsize_r): Handle ASSERT_EXPR.
8536 * builtins.h (struct access_ref): Add offmax member.
8537 * gimple-array-bounds.cc (array_bounds_checker::check_mem_ref): Use
8538 compute_objsize() and simplify.
8540 2021-07-07 Peter Bergner <bergner@linux.ibm.com>
8542 * config/rs6000/rs6000-call.c (mma_init_builtins): Use VSX_BUILTIN_LXVP
8543 and VSX_BUILTIN_STXVP.
8545 2021-07-07 Martin Sebor <msebor@redhat.com>
8548 * config/aarch64/aarch64.c (aarch64_simd_lane_bounds): Remove
8549 a stray %K from error_at() missed in r12-2088.
8551 2021-07-07 Richard Biener <rguenther@suse.de>
8553 PR tree-optimization/99728
8554 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Record
8556 (mem_refs_may_alias_p): Add assert we handled aggregate
8558 (sm_seq_valid_bb): Give up when running into aggregate copies.
8559 (ref_indep_loop_p): Handle aggregate copies as never
8560 being invariant themselves but allow other refs to be
8561 disambiguated against them.
8562 (can_sm_ref_p): Do not try to apply store-motion to aggregate
8565 2021-07-06 Indu Bhagat <indu.bhagat@oracle.com>
8568 * dwarf2ctf.c (ctf_get_AT_data_member_location): Multiply by 8 to get
8571 2021-07-06 Martin Sebor <msebor@redhat.com>
8573 * gimple-pretty-print.c (percent_G_format): Remove.
8574 * tree-diagnostic.c (default_tree_printer): Remove calls.
8575 * tree-pretty-print.c (percent_K_format): Remove.
8576 * tree-pretty-print.h (percent_K_format): Remove.
8578 2021-07-06 Martin Sebor <msebor@redhat.com>
8580 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_builtin):
8581 Remove %K and use error_at.
8582 (aarch64_expand_fcmla_builtin): Same.
8583 (aarch64_expand_builtin_tme): Same.
8584 (aarch64_expand_builtin_memtag): Same.
8585 * config/arm/arm-builtins.c (arm_expand_acle_builtin): Same.
8586 (arm_expand_builtin): Same.
8587 * config/arm/arm.c (bounds_check): Same.
8589 2021-07-06 Martin Sebor <msebor@redhat.com>
8591 * builtins.c (warn_string_no_nul): Remove %G.
8592 (maybe_warn_for_bound): Same.
8593 (warn_for_access): Same.
8594 (check_access): Same.
8595 (check_strncat_sizes): Same.
8596 (expand_builtin_strncat): Same.
8597 (expand_builtin_strncmp): Same.
8598 (expand_builtin): Same.
8599 (expand_builtin_object_size): Same.
8600 (warn_dealloc_offset): Same.
8601 (maybe_emit_free_warning): Same.
8602 * calls.c (maybe_warn_alloc_args_overflow): Same.
8603 (maybe_warn_nonstring_arg): Same.
8604 (maybe_warn_rdwr_sizes): Same.
8605 * expr.c (expand_expr_real_1): Remove %K.
8606 * gimple-fold.c (gimple_fold_builtin_strncpy): Remove %G.
8607 (gimple_fold_builtin_strncat): Same.
8608 * gimple-ssa-sprintf.c (format_directive): Same.
8609 (handle_printf_call): Same.
8610 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Same.
8611 * gimple-ssa-warn-restrict.c (maybe_diag_overlap): Same.
8612 (maybe_diag_access_bounds): Same. Call gimple_location.
8613 (check_bounds_or_overlap): Same.
8614 * trans-mem.c (ipa_tm_scan_irr_block): Remove %K. Simplify.
8615 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Remove %G.
8616 * tree-ssa-strlen.c (maybe_warn_overflow): Same.
8617 (maybe_diag_stxncpy_trunc): Same.
8618 (handle_builtin_stxncpy_strncat): Same.
8619 (maybe_warn_pointless_strcmp): Same.
8620 * tree-ssa-uninit.c (maybe_warn_operand): Same.
8622 2021-07-06 Uroš Bizjak <ubizjak@gmail.com>
8625 * config/i386/predicates.md (vec_setm_operand): Enable
8626 register_operand for TARGET_SSE4_1.
8627 * config/i386/mmx.md (vec_setv2hi): Use vec_setm_operand
8628 as operand 2 predicate. Call ix86_expand_vector_set_var
8629 for non-constant index operand.
8630 (vec_setv4qi): Use vec_setm_mmx_operand as operand 2 predicate.
8631 Call ix86_expand_vector_set_var for non-constant index operand.
8633 2021-07-06 Jeff Law <jeffreyalaw@gmail.com>
8635 * config/h8300/jumpcall.md (*branch): When possible, generate
8636 the comparison in CCZN mode.
8637 * config/h8300/predicates.md (simple_memory_operand): Reject all
8638 auto-increment addressing modes.
8640 2021-07-06 Iain Sandoe <iain@sandoe.co.uk>
8643 * config/i386/i386.h (struct stringop_algs): Define a CTOR for
8646 2021-07-06 Richard Biener <rguenther@suse.de>
8648 * doc/md.texi (vec_fmaddsub<mode>4): Document.
8649 (vec_fmsubadd<mode>4): Likewise.
8650 * optabs.def (vec_fmaddsub$a4): Add.
8651 (vec_fmsubadd$a4): Likewise.
8652 * internal-fn.def (IFN_VEC_FMADDSUB): Add.
8653 (IFN_VEC_FMSUBADD): Likewise.
8654 * tree-vect-slp-patterns.c (addsub_pattern::recognize):
8655 Refactor to handle IFN_VEC_FMADDSUB and IFN_VEC_FMSUBADD.
8656 (addsub_pattern::build): Likewise.
8657 * tree-vect-slp.c (vect_optimize_slp): CFN_VEC_FMADDSUB
8658 and CFN_VEC_FMSUBADD are not transparent for permutes.
8659 * config/i386/sse.md (vec_fmaddsub<mode>4): New expander.
8660 (vec_fmsubadd<mode>4): Likewise.
8662 2021-07-06 Richard Biener <rguenther@suse.de>
8664 * doc/invoke.texi (fmove-loop-stores): Document.
8665 * common.opt (fmove-loop-stores): New option.
8666 * opts.c (default_options_table): Enable -fmove-loop-stores
8668 * tree-ssa-loop-im.c (pass_lim::execute): Pass
8669 flag_move_loop_stores instead of true to
8670 loop_invariant_motion_in_fun.
8672 2021-07-06 Iain Sandoe <iain@sandoe.co.uk>
8674 * doc/install.texi: Document --with-dsymutil.
8676 2021-07-06 Andrew Pinski <apinski@marvell.com>
8678 PR tree-optimization/101256
8679 * dbgcnt.def (phiopt_edge_range): New counter.
8680 * tree-ssa-phiopt.c (replace_phi_edge_with_variable):
8681 Check to make sure the new name is defined in the same
8682 bb as the conditional before duplicating range info.
8683 Also add debug counter.
8685 2021-07-06 Kewen Lin <linkw@linux.ibm.com>
8687 PR rtl-optimization/100328
8688 * config/i386/i386-options.c (ix86_option_override_internal):
8689 Set param_ira_consider_dup_in_all_alts to 0.
8691 2021-07-06 Kewen Lin <linkw@linux.ibm.com>
8693 PR rtl-optimization/100328
8694 * doc/invoke.texi (ira-consider-dup-in-all-alts): Document new
8696 * ira.c (ira_get_dup_out_num): Adjust as parameter
8697 param_ira_consider_dup_in_all_alts.
8698 * params.opt (ira-consider-dup-in-all-alts): New.
8699 * ira-conflicts.c (process_regs_for_copy): Add one parameter
8700 single_input_op_has_cstr_p.
8701 (get_freq_for_shuffle_copy): New function.
8702 (add_insn_allocno_copies): Adjust as single_input_op_has_cstr_p.
8703 * ira-int.h (ira_get_dup_out_num): Add one bool parameter.
8705 2021-07-05 Jeff Law <jeffreyalaw@gmail.com>
8707 * config/h8300/shiftrotate.md (shift-by-variable patterns): Update to
8708 generate condition code aware RTL directly.
8710 2021-07-05 Andrew Pinski <apinski@marvell.com>
8712 PR tree-optimization/101039
8713 * match.pd (A CMP 0 ? A : -A): New patterns.
8714 * tree-ssa-phiopt.c (abs_replacement): Delete function.
8715 (tree_ssa_phiopt_worker): Don't call abs_replacement.
8716 Update comment about abs_replacement.
8718 2021-07-05 Andrew Pinski <apinski@marvell.com>
8720 * tree-ssa-phiopt.c (gimple_simplify_phiopt):
8721 If "A ? B : C" fails to simplify, try "(!A) ? C : B".
8723 2021-07-05 Andrew Pinski <apinski@marvell.com>
8725 * tree-ssa-phiopt.c (match_simplify_replacement):
8726 Add early_p argument. Call gimple_simplify_phiopt
8727 instead of gimple_simplify.
8728 (tree_ssa_phiopt_worker): Update call to
8729 match_simplify_replacement and allow unconditionally.
8730 (phiopt_early_allow): New function.
8731 (gimple_simplify_phiopt): New function.
8733 2021-07-05 Andrew Pinski <apinski@marvell.com>
8735 PR middle-end/101237
8736 * fold-const.c (negate_expr_p): Remove call to element_mode
8737 and TREE_MODE/TREE_TYPE when calling HONOR_SIGNED_ZEROS,
8738 HONOR_SIGN_DEPENDENT_ROUNDING, and HONOR_SNANS.
8739 (fold_negate_expr_1): Likewise.
8740 (const_unop): Likewise.
8741 (fold_cond_expr_with_comparison): Likewise.
8742 (fold_binary_loc): Likewise.
8743 (fold_ternary_loc): Likewise.
8744 (tree_call_nonnegative_warnv_p): Likewise.
8745 * match.pd (-(A + B) -> (-B) - A): Likewise.
8747 2021-07-05 Iain Sandoe <iain@sandoe.co.uk>
8749 * configure.ac: Handle --with-dsymutil in the same way as we
8750 do for the assembler and linker. (DEFAULT_DSYMUTIL): New.
8751 Extract the type and version for the dsymutil configured or
8752 found by the default searches.
8753 * config.in: Regenerated.
8754 * configure: Regenerated.
8755 * collect2.c (do_dsymutil): Handle locating dsymutil in the
8756 same way as for the assembler and linker.
8757 * config/darwin.h (DSYMUTIL): Delete.
8758 * gcc.c: Report a configured dsymutil correctly.
8759 * exec-tool.in: Allow for dsymutil.
8761 2021-07-05 Uroš Bizjak <ubizjak@gmail.com>
8763 * config/i386/i386-expand.c (ix86_split_mmx_punpck):
8764 Handle V4QI and V2HI modes.
8765 (expand_vec_perm_blend): Allow 4-byte vector modes with TARGET_SSE4_1.
8766 Handle V4QI mode. Emit mmx_pblendvb32 for 4-byte modes.
8767 (expand_vec_perm_pshufb): Rewrite to use switch statemets.
8768 Handle 4-byte dual operands with TARGET_XOP and single operands
8769 with TARGET_SSSE3. Emit mmx_ppermv32 for TARGET_XOP and
8770 mmx_pshufbv4qi3 for TARGET_SSSE3.
8771 (expand_vec_perm_pblendv): Allow 4-byte vector modes with TARGET_SSE4_1.
8772 (expand_vec_perm_interleave2): Allow 4-byte vector modes.
8773 (expand_vec_perm_pshufb2): Allow 4-byte vector modes with TARGET_SSSE3.
8774 (expand_vec_perm_even_odd_1): Handle V4QI mode.
8775 (expand_vec_perm_broadcast_1): Handle V4QI mode.
8776 (ix86_vectorize_vec_perm_const): Handle V4QI mode.
8777 * config/i386/mmx.md (mmx_ppermv32): New insn pattern.
8778 (mmx_pshufbv4qi3): Ditto.
8779 (*mmx_pblendw32): Ditto.
8780 (*mmx_pblendw64): Rename from *mmx_pblendw.
8781 (mmx_punpckhbw_low): New insn_and_split pattern.
8782 (mmx_punpcklbw_low): Ditto.
8784 2021-07-05 Richard Biener <rguenther@suse.de>
8786 * tree-vect-loop-manip.c (vect_loop_versioning): Do not
8787 set LOOP_C_INFINITE on the vectorized loop.
8789 2021-07-05 Richard Biener <rguenther@suse.de>
8791 PR middle-end/101291
8792 * cfgloopmanip.c (loop_version): Set the loop copy of the
8793 versioned loop to the new loop.
8795 2021-07-04 Iain Sandoe <iain@sandoe.co.uk>
8798 * config.gcc: Ensure that Darwin biarch definitions are
8799 added before i386.h.
8800 * config/i386/darwin.h (TARGET_64BIT): Remove.
8801 (PR80556_WORKAROUND): New.
8802 (REAL_LIBGCC_SPEC): Amend to use PR80556_WORKAROUND.
8803 (DARWIN_SUBARCH_SPEC): New.
8804 * config/i386/darwin32-biarch.h (TARGET_64BIT_DEFAULT,
8805 TARGET_BI_ARCH, PR80556_WORKAROUND): New.
8806 (REAL_LIBGCC_SPEC): Remove.
8807 * config/i386/darwin64-biarch.h (TARGET_64BIT_DEFAULT,
8808 TARGET_BI_ARCH, PR80556_WORKAROUND): New.
8809 (REAL_LIBGCC_SPEC): Remove.
8811 2021-07-03 H.J. Lu <hjl.tools@gmail.com>
8813 PR middle-end/101294
8814 * expr.c (store_constructor): Don't use vec_duplicate on vector.
8816 2021-07-02 Martin Sebor <msebor@redhat.com>
8820 * diagnostic.c (get_any_inlining_info): New.
8821 (update_effective_level_from_pragmas): Handle inlining context.
8822 (diagnostic_enabled): Same.
8823 (diagnostic_report_diagnostic): Same.
8824 * diagnostic.h (struct diagnostic_info): Add ctor.
8825 (struct diagnostic_context): Add new member.
8826 * tree-diagnostic.c (set_inlining_locations): New.
8827 (tree_diagnostics_defaults): Set new callback pointer.
8829 2021-07-02 Peter Bergner <bergner@linux.ibm.com>
8831 * config/rs6000/rs6000-builtin.def (BU_MMA_PAIR_LD, BU_MMA_PAIR_ST):
8833 (__builtin_vsx_lxvp, __builtin_vsx_stxvp): New built-ins.
8834 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_mma_builtin): Expand
8835 lxvp and stxvp built-ins.
8836 (mma_init_builtins): Handle lxvp and stxvp built-ins.
8837 (builtin_function_type): Likewise.
8838 * doc/extend.texi (__builtin_vsx_lxvp, __builtin_mma_stxvp): Document.
8840 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
8842 * config/h8300/h8300-protos.h (compute_a_shift_cc): Accept
8843 additional argument for the code.
8844 * config/h8300/h8300.c (compute_a_shift_cc): Accept additional
8845 argument for the code. Just return if the ZN bits are useful or
8846 not rather than the old style CC_* enums.
8847 * config/h8300/shiftrotate.md (shiftqi_noscratch): Move before
8848 more generic shiftqi patterns.
8849 (shifthi_noscratch, shiftsi_noscratch): Similarly.
8850 (shiftqi_noscratch_set_flags): New pattern.
8851 (shifthi_noscratch_set_flags, shiftsi_noscratch_set_flags): Likewise.
8853 2021-07-02 Andrew MacLeod <amacleod@redhat.com>
8855 PR tree-optimization/101223
8856 * range-op.cc (build_lt): Add -1 for signed values.
8857 (built_gt): Subtract -1 for signed values.
8859 2021-07-02 David Faust <david.faust@oracle.com>
8861 * btfout.c (get_btf_kind): Support BTF_KIND_FLOAT.
8862 (btf_asm_type): Likewise.
8864 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
8866 * config/h8300/h8300-protos.h (output_a_shift): Make first argument
8867 an array of rtx rather than a pointer to rtx. Add code argument.
8868 (compute_a_shift_length): Similarly.
8869 * config/h8300/h8300.c (h8300_shift_costs): Adjust now that the
8870 shift itself isn't an operand. Create dummy operand[0] to carry
8871 a mode and pass a suitable rtx code to compute_a_shift_length.
8872 (get_shift_alg): Adjust operand number of clobber in output templates.
8873 (output_a_shift): Make first argument an array of rtx rather than
8874 a pointer to rtx. Add code argument for the type of shift.
8875 Adjust now that the shift itself is no longer an operand.
8876 (compute_a_shift_length): Similarly.
8877 * config/h8300/shiftrotate.md (shiftqi, shifthi, shiftsi): Use an
8878 iterator rather than nshift_operator.
8879 (shiftqi_noscratch, shifthi_noscratch, shiftsi_noscratch): Likewise.
8880 (shiftqi_clobber_flags): Adjust to API changes in output_a_shift
8881 and compute_a_shift_length.
8882 (shiftqi_noscratch_clobber_flags): Likewise.
8883 (shifthi_noscratch_clobber_flags): Likewise.
8884 (shiftsi_noscratch_clobber_flags): Likewise.
8886 2021-07-02 Iain Sandoe <iain@sandoe.co.uk>
8889 * config/darwin.h (DSYMUTIL_SPEC): Do not try to run
8890 dsymutil for BTF/CTF.
8892 2021-07-02 Iain Sandoe <iain@sandoe.co.uk>
8895 * config/darwin.h (CTF_INFO_SECTION_NAME): Update the
8896 segment to include BTF.
8897 (BTF_INFO_SECTION_NAME): New.
8899 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
8901 * config/m32r/m32r-protos.h (call_operand): Adjust return type.
8902 (small_data_operand, memreg_operand, small_insn_p): Likewise.
8903 * config/m32r/m32r.c (call_operand): Adjust return type.
8904 (small_data_operand, memreg_operand): Likewise.
8906 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
8908 * config/frv/frv-protos.h (integer_register_operand): Adjust return
8910 (frv_load_operand, gpr_or_fpr_operand, gpr_no_subreg_operand): Likewise.
8911 (fpr_or_int6_operand, gpr_or_int_operand); Likewise.
8912 (gpr_or_int12_operand, gpr_or_int10_operand); Likewise.
8913 (move_source_operand, move_destination_operand): Likewise.
8914 (condexec_source_operand, condexec_dest_operand): Likewise.
8915 (lr_operand, gpr_or_memory_operand, fpr_or_memory_operand): Likewise.
8916 (reg_or_0_operand, fcc_operand, icc_operand, cc_operand): Likewise.
8917 (fcr_operand, icr_operand, cr_operand, call_operand): Likewise.
8918 (fpr_operand, even_reg_operand, odd_reg_operand): Likewise.
8919 (even_gpr_operand, odd_gpr_operand, quad_fpr_operand): Likewise.
8920 (even_fpr_operand, odd_fpr_operand): Likewise.
8921 (dbl_memory_one_insn_operand, dbl_memory_two_insn_operand): Likewise.
8922 (int12_operand, int6_operand, int5_operand, uint5_operand): Likewise.
8923 (uint4_operand, uint1_operand, int_2word_operand): Likewise
8924 (upper_int16_operand, uint16_operand, symbolic_operand): Likewise.
8925 (relational_operator, float_relational_operator): Likewise.
8926 (ccr_eqne_operator, minmax_operator): Likewise.
8927 (condexec_si_binary_operator, condexec_si_media_operator): Likewise.
8928 (condexec_si_divide_operator, condexec_si_unary_operator): Likewise.
8929 (condexec_sf_conv_operator, condexec_sf_add_operator): Likewise.
8930 (intop_compare_operator, acc_operand, even_acc_operand): Likewise.
8931 (quad_acc_operand, accg_operand): Likewise.
8933 2021-07-02 Jeff Law <jeffreyalaw@gmail.com>
8935 * config/stormy16/stormy16-protos.h (xstormy16_below_100_symbol): Change
8936 return type to a bool.
8937 (nonimmediate_nonstack_operand): Likewise.
8938 (xstormy16_splittable_below100_operand): Likewise.
8939 * config/stormy16/stormy16.c (xstormy16_below_100_symbol): Fix
8941 (xstormy16_splittable_below100_operand): Likewise.
8943 2021-07-02 Richard Biener <rguenther@suse.de>
8945 PR tree-optimization/101293
8946 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Compare MEM_REF bases
8947 with combined offsets.
8948 (gather_mem_refs_stmt): Hash MEM_REFs as if their offset were
8949 combined with the rest of the offset.
8951 2021-07-02 Eric Botcazou <ebotcazou@adacore.com>
8953 * config/i386/i386.c (asm_preferred_eh_data_format): Always use the
8954 PIC encodings for PE-COFF targets.
8956 2021-07-02 Jakub Jelinek <jakub@redhat.com>
8959 * config/i386/i386-expand.c (ix86_broadcast_from_integer_constant):
8960 Return nullptr for TImode inner mode.
8962 2021-07-02 Richard Biener <rguenther@suse.de>
8964 PR tree-optimization/101280
8965 PR tree-optimization/101173
8966 * gimple-loop-interchange.cc
8967 (tree_loop_interchange::valid_data_dependences): Properly
8968 guard all dependence checks with DDR_REVERSED_P or its
8971 2021-07-02 Hongyu Wang <hongyu.wang@intel.com>
8973 * config/i386/i386-expand.c (ix86_expand_builtin):
8974 Add branch to clear odata when ZF is set for asedecenc_expand
8975 and wideaesdecenc_expand.
8977 2021-07-02 Eugene Rozenfeld <erozen@microsoft.com>
8979 * config/i386/gcc-auto-profile: regenerate
8981 2021-07-02 liuhongt <hongtao.liu@intel.com>
8983 * config/i386/sse.md (trunc<mode><pmov_dst_4>2): Refined to ..
8984 (trunc<mode><pmov_dst_4_lower>2): this.
8986 2021-07-01 David Malcolm <dmalcolm@redhat.com>
8988 * diagnostic.h (diagnostic_context::m_file_cache): New field.
8989 * input.c (class fcache): Rename to...
8990 (class file_cache_slot): ...this, making most members private and
8991 prefixing fields with "m_".
8992 (file_cache_slot::get_file_path): New accessor.
8993 (file_cache_slot::get_use_count): New accessor.
8994 (file_cache_slot::missing_trailing_newline_p): New accessor.
8995 (file_cache_slot::inc_use_count): New.
8996 (fcache_buffer_size): Move to...
8997 (file_cache_slot::buffer_size): ...here.
8998 (fcache_line_record_size): Move to...
8999 (file_cache_slot::line_record_size): ...here.
9000 (fcache_tab): Delete, in favor of global_dc->m_file_cache.
9001 (fcache_tab_size): Move to file_cache::num_file_slots.
9002 (diagnostic_file_cache_init): Update for move of fcache_tab
9003 to global_dc->m_file_cache.
9004 (diagnostic_file_cache_fini): Likewise.
9005 (lookup_file_in_cache_tab): Convert to...
9006 (file_cache::lookup_file): ...this.
9007 (diagnostics_file_cache_forcibly_evict_file): Update for move of
9008 fcache_tab to global_dc->m_file_cache, moving most of
9009 implementation to...
9010 (file_cache::forcibly_evict_file): ...this new function and...
9011 (file_cache_slot::evict): ...this new function.
9012 (evicted_cache_tab_entry): Convert to...
9013 (file_cache::evicted_cache_tab_entry): ...this.
9014 (add_file_to_cache_tab): Convert to...
9015 (file_cache::add_file): ...this, moving bulk of implementation
9017 (file_cache_slot::create): ..this new function.
9018 (file_cache::file_cache): New.
9019 (file_cache::~file_cache): New.
9020 (lookup_or_add_file_to_cache_tab): Convert to...
9021 (file_cache::lookup_or_add_file): ..this new function.
9022 (fcache::fcache): Rename to...
9023 (file_cache_slot::file_cache_slot): ...this, adding "m_" prefixes
9025 (fcache::~fcache): Rename to...
9026 (file_cache_slot::~file_cache_slot): ...this, adding "m_" prefixes
9028 (needs_read): Convert to...
9029 (file_cache_slot::needs_read_p): ...this.
9030 (needs_grow): Convert to...
9031 (file_cache_slot::needs_grow_p): ...this.
9032 (maybe_grow): Convert to...
9033 (file_cache_slot::maybe_grow): ...this.
9034 (read_data): Convert to...
9035 (file_cache_slot::read_data): ...this.
9036 (maybe_read_data): Convert to...
9037 (file_cache_slot::maybe_read_data): ...this.
9038 (get_next_line): Convert to...
9039 (file_cache_slot::get_next_line): ...this.
9040 (goto_next_line): Convert to...
9041 (file_cache_slot::goto_next_line): ...this.
9042 (read_line_num): Convert to...
9043 (file_cache_slot::read_line_num): ...this.
9044 (location_get_source_line): Update for moving of globals to
9045 global_dc->m_file_cache.
9046 (location_missing_trailing_newline): Likewise.
9047 * input.h (class file_cache_slot): New forward decl.
9048 (class file_cache): New.
9050 2021-07-01 Michael Meissner <meissner@linux.ibm.com>
9052 * config/rs6000/rs6000.c (rs6000_maybe_emit_fp_cmove): Add IEEE
9053 128-bit floating point conditional move support.
9054 (have_compare_and_set_mask): Add IEEE 128-bit floating point
9056 * config/rs6000/rs6000.md (mov<mode>cc, IEEE128 iterator): New insn.
9057 (mov<mode>cc_p10, IEEE128 iterator): New insn.
9058 (mov<mode>cc_invert_p10, IEEE128 iterator): New insn.
9059 (fpmask<mode>, IEEE128 iterator): New insn.
9060 (xxsel<mode>, IEEE128 iterator): New insn.
9062 2021-07-01 Iain Sandoe <iain@sandoe.co.uk>
9065 * config/darwin.h (CTF_INFO_SECTION_NAME): New.
9067 2021-07-01 H.J. Lu <hjl.tools@gmail.com>
9069 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
9071 * config/i386/i386-protos.h (ix86_expand_vector_init_duplicate):
9073 * config/i386/sse.md (INT_BROADCAST_MODE): New mode iterator.
9074 (vec_duplicate<mode>): New expander.
9076 2021-07-01 H.J. Lu <hjl.tools@gmail.com>
9079 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
9081 (ix86_byte_broadcast): New function.
9082 (ix86_convert_const_wide_int_to_broadcast): Likewise.
9083 (ix86_expand_move): Convert CONST_WIDE_INT to broadcast if mode
9084 size is 16 bytes or bigger.
9085 (ix86_broadcast_from_integer_constant): New function.
9086 (ix86_expand_vector_move): Convert CONST_WIDE_INT and CONST_VECTOR
9087 to broadcast if mode size is 16 bytes or bigger.
9088 * config/i386/i386-protos.h (ix86_gen_scratch_sse_rtx): New
9090 * config/i386/i386.c (ix86_gen_scratch_sse_rtx): New function.
9092 2021-07-01 Uroš Bizjak <ubizjak@gmail.com>
9094 * config/i386/predicates.md (ix86_endbr_immediate_operand):
9095 Return true/false instead of 1/0.
9096 (movq_parallel): Ditto.
9098 2021-07-01 Uroš Bizjak <ubizjak@gmail.com>
9100 * recog.c (general_operand): Return true/false instead of 1/0.
9101 (register_operand): Ditto.
9102 (immediate_operand): Ditto.
9103 (const_int_operand): Ditto.
9104 (const_scalar_int_operand): Ditto.
9105 (const_double_operand): Ditto.
9106 (push_operand): Ditto.
9107 (pop_operand): Ditto.
9108 (memory_operand): Ditto.
9109 (indirect_operand): Ditto.
9111 2021-07-01 Uroš Bizjak <ubizjak@gmail.com>
9113 * genpreds.c (write_predicate_subfunction):
9114 Change the type of written subfunction to bool.
9115 (write_one_predicate_function):
9116 Change the type of written function to bool.
9117 (write_tm_preds_h): Ditto.
9118 * recog.h (*insn_operand_predicate_fn): Change the type to bool.
9119 * recog.c (general_operand): Change the type to bool.
9120 (address_operand): Ditto.
9121 (register_operand): Ditto.
9122 (pmode_register_operand): Ditto.
9123 (scratch_operand): Ditto.
9124 (immediate_operand): Ditto.
9125 (const_int_operand): Ditto.
9126 (const_scalar_int_operand): Ditto.
9127 (const_double_operand): Ditto.
9128 (nonimmediate_operand): Ditto.
9129 (nonmemory_operand): Ditto.
9130 (push_operand): Ditto.
9131 (pop_operand): Ditto.
9132 (memory_operand): Ditto.
9133 (indirect_operand): Ditto.
9134 (ordered_comparison_operator): Ditto.
9135 (comparison_operator): Ditto.
9136 * config/i386/i386-expand.c (ix86_expand_sse_cmp):
9137 Change the type of indirect predicate function to bool.
9138 * config/rs6000/rs6000.c (easy_vector_constant):
9139 Change the type to bool.
9140 * config/mips/mips-protos.h (m16_based_address_p):
9141 Change the type of operand 3 to bool.
9143 2021-07-01 Richard Biener <rguenther@suse.de>
9145 PR tree-optimization/101280
9146 PR tree-optimization/101173
9147 * gimple-loop-interchange.cc
9148 (tree_loop_interchange::valid_data_dependences): Revert
9149 previous change and instead correctly handle DDR_REVERSED_P
9152 2021-07-01 Richard Biener <rguenther@suse.de>
9154 PR tree-optimization/101278
9155 * tree-ssa-dse.c (dse_classify_store): First check for
9156 uses, then ignore stmt for chaining purposes.
9158 2021-07-01 Richard Biener <rguenther@suse.de>
9160 PR tree-optimization/100778
9161 * tree-vect-slp.c (vect_schedule_slp_node): Do not place trapping
9162 vectorized ops ahead of their scalar BB.
9164 2021-07-01 Uroš Bizjak <ubizjak@gmail.com>
9167 * config/i386/i386.md (*nabs<dwi>2_doubleword):
9168 New insn_and_split pattern.
9169 (*nabs<dwi>2_1): Ditto.
9170 * config/i386/i386-features.c
9171 (general_scalar_chain::compute_convert_gain):
9172 Handle (NEG (ABS (...))) RTX. Rewrite src code
9173 scanner as switch statement.
9174 (general_scalar_chain::convert_insn):
9175 Handle (NEG (ABS (...))) RTX.
9176 (general_scalar_to_vector_candidate_p):
9177 Detect (NEG (ABS (...))) RTX. Reorder case statements
9178 for (AND (NOT (...) ...)) fallthrough.
9180 2021-07-01 Richard Biener <rguenther@suse.de>
9182 PR tree-optimization/101178
9183 * tree-vect-slp.c (slpg_vertex::materialize): Remove.
9184 (slpg::perm_in): Add.
9185 (slpg::get_perm_in): Remove.
9186 (slpg::get_perm_materialized): Add.
9187 (vect_optimize_slp): Handle VEC_PERM nodes more optimally
9188 during permute propagation and materialization.
9190 2021-07-01 Jakub Jelinek <jakub@redhat.com>
9193 * dwarf2out.c (loc_list_from_tree_1): Handle COMPOUND_LITERAL_EXPR.
9195 2021-07-01 Jakub Jelinek <jakub@redhat.com>
9198 * omp-low.c (lower_rec_input_clauses): Rename is_fp_and_or to
9199 is_truth_op, set it for TRUTH_*IF_EXPR regardless of new_var's type,
9200 use boolean_type_node instead of integer_type_node as NE_EXPR type.
9201 (lower_reduction_clauses): Likewise.
9203 2021-06-30 Hafiz Abid Qadeer <abidh@codesourcery.com>
9205 * config/gcn/gcn.c: Include dwarf2.h.
9206 (gcn_addr_space_debug): New function.
9207 (TARGET_ADDR_SPACE_DEBUG): New hook.
9209 2021-06-30 Hafiz Abid Qadeer <abidh@codesourcery.com>
9211 * common/config/gcn/gcn-common.c
9212 (gcn_option_optimization_table): Change OPT_fomit_frame_pointer to -O3.
9213 * config/gcn/gcn.c (gcn_expand_prologue): Prefer the frame pointer
9215 (gcn_expand_prologue): Prefer the frame pointer when emitting CFI.
9216 (gcn_frame_pointer_rqd): New function.
9217 (TARGET_FRAME_POINTER_REQUIRED): New hook.
9219 2021-06-30 Hafiz Abid Qadeer <abidh@codesourcery.com>
9221 * config/gcn/gcn.c (move_callee_saved_registers): Emit CFI notes for
9222 prologue register saves.
9223 (gcn_debug_unwind_info): Use UI_DWARF2.
9224 (gcn_dwarf_register_number): Map DWARF_LINK_REGISTER to DWARF PC.
9225 (gcn_dwarf_register_span): DWARF_LINK_REGISTER doesn't span.
9226 * config/gcn/gcn.h: (DWARF_FRAME_RETURN_COLUMN): New define.
9227 (DWARF_LINK_REGISTER): New define.
9228 (FIRST_PSEUDO_REGISTER): Increment.
9229 (FIXED_REGISTERS): Add entry for DWARF_LINK_REGISTER.
9230 (CALL_USED_REGISTERS): Likewise.
9231 (REGISTER_NAMES): Likewise.
9233 2021-06-30 Richard Biener <rguenther@suse.de>
9235 PR tree-optimization/101267
9236 * tree-vect-stmts.c (vect_check_scalar_mask): Adjust
9237 API and use SLP compatible interface of vect_is_simple_use.
9238 Reject not vectorized SLP defs for callers that do not support
9240 (vect_check_store_rhs): Handle masked stores and pass down
9241 the appropriate operator index.
9242 (vectorizable_call): Adjust.
9243 (vectorizable_store): Likewise.
9244 (vectorizable_load): Likewise. Handle SLP pecularity of
9246 (vect_is_simple_use): Remove special-casing of masked stores.
9248 2021-06-30 Tobias Burnus <tobias@codesourcery.com>
9250 * common.opt (foffload): Remove help as Driver only.
9251 * gcc.c (display_help): Add -foffload.
9253 2021-06-30 Tobias Burnus <tobias@codesourcery.com>
9255 * gcc.c (close_at_file, execute): Replace alloca by XALLOCAVEC.
9256 (check_offload_target_name): Fix splitting OFFLOAD_TARGETS into
9257 a candidate list; better inform no offload target is configured
9258 and fix hint extraction when passed target is not '\0' at [len].
9259 * common.opt (foffload): Add tailing '.'.
9260 (foffload-options): Likewise; fix flag name in the help string.
9262 2021-06-30 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
9265 * config/arm/arm_neon.h: Move vabs intrinsics before vcage_f32.
9266 (vcage_f32): Gate comparison on __FAST_MATH__.
9267 (vcageq_f32): Likewise.
9268 (vcale_f32): Likewise.
9269 (vcaleq_f32): Likewise.
9270 (vcagt_f32): Likewise.
9271 (vcagtq_f32): Likewise.
9272 (vcalt_f32): Likewise.
9273 (vcaltq_f32): Likewise.
9274 (vcage_f16): Likewise.
9275 (vcageq_f16): Likewise.
9276 (vcale_f16): Likewise.
9277 (vcaleq_f16): Likewise.
9278 (vcagt_f16): Likewise.
9279 (vcagtq_f16): Likewise.
9280 (vcalt_f16): Likewise.
9281 (vcaltq_f16): Likewise.
9283 2021-06-30 Richard Biener <rguenther@suse.de>
9285 PR tree-optimization/101264
9286 * tree-vect-slp.c (vect_optimize_slp): Propagate the
9287 computed perm_in to all "any" permute successors
9288 we cannot de-duplicate immediately.
9290 2021-06-30 liuhongt <hongtao.liu@intel.com>
9293 * config/i386/sse.md
9294 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>):
9296 (avx512f_sfixupimm<mode><maskz_scalar_name><round_saeonly_name>):
9298 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>"): Refined.
9299 * config/i386/subst.md (maskz_scalar): New define_subst.
9300 (maskz_scalar_name): New subst_attr.
9301 (maskz_scalar_op5): Ditto.
9302 (round_saeonly_maskz_scalar_op5): Ditto.
9303 (round_saeonly_maskz_scalar_operand5): Ditto.
9305 2021-06-30 David Edelsohn <dje.gcc@gmail.com>
9307 * config/rs6000/rs6000.c (rs6000_xcoff_section_type_flags):
9308 Increase code CSECT alignment to at least 32 bytes.
9309 * config/rs6000/xcoff.h (TEXT_SECTION_ASM_OP): Add 32 byte
9310 alignment designation.
9312 2021-06-29 Sergei Trofimovich <siarheit@google.com>
9314 * doc/generic.texi: Fix s/net yet/not yet/ typo.
9316 2021-06-29 Andrew MacLeod <amacleod@redhat.com>
9318 PR tree-optimization/101254
9319 * range-op.cc (operator_minus::op1_op2_relation_effect): Check for
9320 wrapping/non-wrapping when setting the result range.
9322 2021-06-29 Andrew MacLeod <amacleod@redhat.com>
9324 * value-query.cc (gimple_range_global): Allow phis.
9326 2021-06-29 Andrew MacLeod <amacleod@redhat.com>
9328 * vr-values.c (vr_values::vrp_stmt_computes_nonzero): Use stmt.
9329 (simplify_using_ranges::op_with_boolean_value_range_p): Add a
9330 statement for location context.
9331 (check_for_binary_op_overflow): Ditto.
9332 (simplify_using_ranges::get_vr_for_comparison): Ditto.
9333 (simplify_using_ranges::compare_name_with_value): Ditto.
9334 (simplify_using_ranges::compare_names): Ditto.
9335 (vrp_evaluate_conditional_warnv_with_ops_using_ranges): Ditto.
9336 (simplify_using_ranges::simplify_truth_ops_using_ranges): Ditto.
9337 (simplify_using_ranges::simplify_min_or_max_using_ranges): Ditto.
9338 (simplify_using_ranges::simplify_internal_call_using_ranges): Ditto.
9339 (simplify_using_ranges::two_valued_val_range_p): Ditto.
9340 (simplify_using_ranges::simplify): Ditto.
9341 * vr-values.h: Adjust prototypes.
9343 2021-06-29 Uroš Bizjak <ubizjak@gmail.com>
9346 * config/i386/mmx.md (vec_addsubv2sf3): New insn pattern.
9348 2021-06-29 Julian Brown <julian@codesourcery.com>
9350 * config/gcn/gcn.c (gcn_init_libfuncs): New function.
9351 (TARGET_INIT_LIBFUNCS): Define target hook using above function.
9352 * config/gcn/gcn.h (UNITS_PER_WORD): Define to 8 for IN_LIBGCC2, 4
9354 (LIBGCC2_UNITS_PER_WORD, BITS_PER_WORD): Remove definitions.
9355 (MAX_FIXED_MODE_SIZE): Change to 128.
9357 2021-06-29 Julian Brown <julian@codesourcery.com>
9359 * config/gcn/gcn.md (UNSPEC_FLBIT_INT): New unspec constant.
9360 (s_mnemonic): Add clrsb.
9361 (gcn_flbit<mode>_int): Add insn pattern for SImode/DImode.
9362 (clrsb<mode>2): Add expander for SImode/DImode.
9364 2021-06-29 Julian Brown <julian@codesourcery.com>
9366 * config/gcn/gcn.md (<su>mulsidi3, <su>mulsidi3_reg, <su>mulsidi3_imm,
9367 muldi3): Add patterns.
9369 2021-06-29 Julian Brown <julian@codesourcery.com>
9371 * config/gcn/gcn.md (<su>mulsi3_highpart): Change to expander.
9372 (<su>mulsi3_highpart_reg, <su>mulsi3_highpart_imm): New patterns.
9374 2021-06-29 Julian Brown <julian@codesourcery.com>
9376 * config/gcn/gcn.md (mulsi3): Make s_mulk_i32 variant clobber SCC.
9378 2021-06-29 Joseph Myers <joseph@codesourcery.com>
9380 * btfout.c, ctfout.c: Include "memmodel.h".
9382 2021-06-29 Tobias Burnus <tobias@codesourcery.com>
9384 * gcc.c (check_offload_target_name): Cast len argument to
9385 %q.*s to 'int'; avoid -Wstringop-truncation warning.
9387 2021-06-29 Richard Biener <rguenther@suse.de>
9389 * tree-vect-slp.c (vect_optimize_slp): Forward propagate
9390 to "any" permute nodes and relax "any" permute proapgation
9391 during iterative backward propagation.
9393 2021-06-29 Tobias Burnus <tobias@codesourcery.com>
9396 * common.opt (-foffload=): Update description.
9397 (-foffload-options=): New.
9398 * doc/invoke.texi (C Language Options): Document
9399 -foffload and -foffload-options.
9400 * gcc.c (check_offload_target_name): New, split off from
9401 handle_foffload_option.
9402 (check_foffload_target_names): New.
9403 (handle_foffload_option): Handle -foffload=default.
9404 (driver_handle_option): Update for -foffload-options.
9405 * lto-opts.c (lto_write_options): Use -foffload-options
9406 instead of -foffload.
9407 * lto-wrapper.c (merge_and_complain, append_offload_options):
9409 * opts.c (common_handle_option): Likewise.
9411 2021-06-29 Tobias Burnus <tobias@codesourcery.com>
9413 * doc/invoke.texi (C Language Options): Sort options
9414 alphabetically in optlist and also the description itself.
9415 Remove leftover -fallow-single-precision from and add missing
9416 -fgnu-tm to the optlist.
9418 2021-06-29 Richard Biener <rguenther@suse.de>
9420 * tree-vect-slp.c (slpg_vertex::visited): Remove.
9421 (vect_slp_perms_eq): Handle -1 permutes.
9422 (vect_optimize_slp): Rewrite permute propagation.
9424 2021-06-29 Jakub Jelinek <jakub@redhat.com>
9427 * match.pd ((intptr_t)x eq/ne CST to x eq/ne (typeof x) CST): Don't
9428 perform the optimization in GENERIC when sanitizing and x has a
9431 2021-06-29 Richard Biener <rguenther@suse.de>
9433 PR tree-optimization/101242
9434 * tree-vect-slp.c (vect_slp_build_vertices): Force-add
9435 PHIs with not represented initial values as leafs.
9437 2021-06-29 Jan-Benedict Glaw <jbglaw@getslash.de>
9439 * config/pdp11/pdp11.h (ASM_OUTPUT_SKIP): Fix signedness warning.
9440 * config/pdp11/pdp11.c (pdp11_asm_print_operand_punct_valid_p): Remove
9442 (pdp11_initial_elimination_offset) Remove unused variable.
9443 (pdp11_cmp_length) Ditto.
9444 (pdp11_insn_cost): Ditto, and fix signedness warning.
9446 2021-06-29 David Edelsohn <dje.gcc@gmail.com>
9448 * btfout.c: Include tm_p.h.
9451 2021-06-28 Indu Bhagat <indu.bhagat@oracle.com>
9453 * config/bpf/bpf.c (bpf_expand_prologue): Do not mark insns as
9455 (bpf_expand_epilogue): Likewise.
9456 * config/bpf/bpf.h (DWARF2_FRAME_INFO): Define to 0.
9457 Do not define DBX_DEBUGGING_INFO.
9459 2021-06-28 Indu Bhagat <indu.bhagat@oracle.com>
9461 * doc/invoke.texi: Document the CTF and BTF debug info options.
9463 2021-06-28 Indu Bhagat <indu.bhagat@oracle.com>
9464 David Faust <david.faust@oracle.com>
9465 Jose E. Marchesi <jose.marchesi@oracle.com>
9466 Weimin Pan <weimin.pan@oracle.com>
9468 * Makefile.in: Add ctfc.*, ctfout.c and btfout.c files to
9469 GTFILES. Add new object files.
9470 * common.opt: Add CTF and BTF debug info options.
9471 * btfout.c: New file.
9474 * ctfout.c: Likewise.
9475 * dwarf2ctf.c: Likewise.
9476 * dwarf2ctf.h: Likewise.
9477 * dwarf2cfi.c (dwarf2out_do_frame): Acknowledge CTF_DEBUG and
9479 * dwarf2out.c (dwarf2out_source_line): Likewise.
9480 (dwarf2out_finish): Skip emitting DWARF if CTF or BTF are to
9482 (debug_format_do_cu): New function.
9483 (dwarf2out_early_finish): Traverse DIEs and emit CTF/BTF for
9485 Include dwarf2ctf.c.
9486 * final.c (dwarf2_debug_info_emitted_p): Acknowledge DWARF-based debug
9488 * flag-types.h (enum debug_info_type): Add CTF_DEBUG and BTF_DEBUG.
9489 (CTF_DEBUG): New bitmask.
9490 (BTF_DEBUG): Likewise.
9491 (enum ctf_debug_info_levels): New enum.
9492 * gengtype.c (open_base_files): Handle ctfc.h.
9493 (main): Handle uint32_t type.
9494 * flags.h (btf_debuginfo_p): New definition.
9495 (dwarf_based_debuginfo_p): Likewise.
9496 * opts.c (debug_type_names): Add entries for CTF and BTF.
9497 (btf_debuginfo_p): New function.
9498 (dwarf_based_debuginfo_p): Likewise.
9499 (common_handle_option): Handle -gctfN and -gbtf options.
9500 (set_debug_level): Set CTF_DEBUG, BTF_DEBUG whenever appropriate.
9501 * toplev.c (process_options): Inform the user and ignore -gctfLEVEL if
9504 2021-06-28 Jose E. Marchesi <jose.marchesi@oracle.com>
9506 * dwarf2out.c (AT_class): Function is no longer static.
9508 (AT_unsigned): Likewise.
9511 (get_AT_string): Likewise.
9512 (get_AT_flag): Likewise.
9513 (get_AT_unsigned): Likewise.
9514 (get_AT_ref): Likewise.
9515 (new_die_raw): Likewise.
9516 (lookup_decl_die): Likewise.
9517 (base_type_die): Likewise.
9518 (add_name_attribute): Likewise.
9519 (add_AT_int): Likewise.
9520 (add_AT_unsigned): Likewise.
9521 (add_AT_loc): Likewise.
9522 (dw_get_die_tag): New function.
9523 (dw_get_die_child): Likewise.
9524 (dw_get_die_sib): Likewise.
9525 (struct dwarf_file_data): Move from here to dwarf2out.h
9526 (struct dw_attr_struct): Likewise.
9527 * dwarf2out.h: Analogous changes.
9529 2021-06-28 Martin Jambor <mjambor@suse.cz>
9532 * ipa-param-manipulation.h (class ipa_param_body_adjustments): New
9533 members m_dead_stmts and m_dead_ssas.
9534 * ipa-param-manipulation.c
9535 (ipa_param_body_adjustments::mark_dead_statements): New function.
9536 (ipa_param_body_adjustments::common_initialization): Call it on
9537 all removed but not split parameters.
9538 (ipa_param_body_adjustments::ipa_param_body_adjustments): Initialize
9540 (ipa_param_body_adjustments::modify_call_stmt): Remove arguments that
9542 * tree-inline.c (remap_gimple_stmt): Do not copy dead statements, reset
9543 dead debug statements.
9544 (copy_phis_for_bb): Do not copy dead PHI nodes.
9546 2021-06-28 Martin Jambor <mjambor@suse.cz>
9549 * symtab-clones.h (clone_info): Removed member param_adjustments.
9550 * ipa-param-manipulation.h: Adjust initial comment to reflect how we
9551 deal with pass-through splits now.
9552 (ipa_param_performed_split): Removed.
9553 (ipa_param_adjustments::modify_call): Adjusted parameters.
9554 (class ipa_param_body_adjustments): Adjusted parameters of
9555 register_replacement, modify_gimple_stmt and modify_call_stmt.
9556 (ipa_verify_edge_has_no_modifications): Declare.
9557 (ipa_edge_modifications_finalize): Declare.
9558 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Remove
9559 performed_splits processing, pas only edge to padjs->modify_call,
9560 check that call arguments were not modified if they should not have
9562 * cgraphclones.c (cgraph_node::create_clone): Do not copy performed
9564 * ipa-param-manipulation.c (struct pass_through_split_map): New type.
9565 (ipa_edge_modification_info): Likewise.
9566 (ipa_edge_modification_sum): Likewise.
9567 (ipa_edge_modifications): New edge summary.
9568 (ipa_verify_edge_has_no_modifications): New function.
9569 (transitive_split_p): Removed.
9570 (transitive_split_map): Likewise.
9571 (init_transitive_splits): Likewise.
9572 (ipa_param_adjustments::modify_call): Adjusted to use the new edge
9573 summary instead of performed_splits.
9574 (ipa_param_body_adjustments::register_replacement): Drop dummy
9575 parameter, set base_index of the created ipa_param_body_replacement.
9576 (phi_arg_will_live_p): New function.
9577 (ipa_param_body_adjustments::common_initialization): Do not create
9578 IPA_SRA dummy decls.
9579 (simple_tree_swap_info): Removed.
9580 (remap_split_decl_to_dummy): Likewise.
9581 (record_argument_state_1): New function.
9582 (record_argument_state): Likewise.
9583 (ipa_param_body_adjustments::modify_call_stmt): New parameter
9584 orig_stmt. Do not work with dummy decls, save necessary info about
9585 changes to ipa_edge_modifications.
9586 (ipa_param_body_adjustments::modify_gimple_stmt): New parameter
9587 orig_stmt, pass it to modify_call_stmt.
9588 (ipa_param_body_adjustments::modify_cfun_body): Adjust call to
9590 (ipa_edge_modifications_finalize): New function.
9591 * tree-inline.c (remap_gimple_stmt): Pass original statement to
9593 (copy_phis_for_bb): Do not copy dead PHI nodes.
9594 (expand_call_inline): Do not remap performed_splits.
9595 (update_clone_info): Likewise.
9596 * toplev.c: Include ipa-param-manipulation.h.
9597 (toplev::finalize): Call ipa_edge_modifications_finalize.
9599 2021-06-28 Andrew Pinski <apinski@marvell.com>
9601 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Duplicate range
9602 info if we're the only things setting the target PHI.
9603 (value_replacement): Don't duplicate range here.
9604 (minmax_replacement): Likewise.
9606 2021-06-28 Richard Biener <rguenther@suse.de>
9608 PR tree-optimization/101229
9609 * gimple-walk.c (gimple_walk_op): Handle PHIs.
9611 2021-06-28 Martin Liska <mliska@suse.cz>
9613 * config/v850/v850.c (construct_dispose_instruction): Allocate
9615 (construct_prepare_instruction): Likewise.
9617 2021-06-28 Martin Liska <mliska@suse.cz>
9619 * config/v850/v850.c (v850_option_override): Build default
9621 (v850_can_inline_p): New. Allow MASK_PROLOG_FUNCTION to be
9622 ignored for inlining.
9623 (TARGET_CAN_INLINE_P): New.
9625 2021-06-28 Richard Biener <rguenther@suse.de>
9627 PR tree-optimization/101207
9628 * tree-vect-slp.c (vect_optimize_slp): Do BB reduction
9629 permute eliding for load permutations properly.
9631 2021-06-28 Richard Biener <rguenther@suse.de>
9633 PR tree-optimization/101173
9634 * gimple-loop-interchange.cc
9635 (tree_loop_interchange::valid_data_dependences): Disallow outer
9636 loop dependence distance of zero.
9638 2021-06-28 liuhongt <hongtao.liu@intel.com>
9641 * config/i386/sse.md (*avx_cmp<mode>3_lt): New
9642 define_insn_and_split.
9643 (*avx_cmp<mode>3_ltint): Ditto.
9644 (*avx2_pcmp<mode>3_3): Ditto.
9645 (*avx2_pcmp<mode>3_4): Ditto.
9646 (*avx2_pcmp<mode>3_5): Ditto.
9648 2021-06-28 liuhongt <hongtao.liu@intel.com>
9650 * config/i386/i386-builtin.def (IX86_BUILTIN_BLENDVPD256,
9651 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_PBLENDVB256,
9652 IX86_BUILTIN_BLENDVPD, IX86_BUILTIN_BLENDVPS,
9653 IX86_BUILTIN_PBLENDVB128): Replace icode with
9655 * config/i386/i386.c (ix86_gimple_fold_builtin): Fold blendv
9657 * config/i386/sse.md (*<sse4_1_avx2>_pblendvb_lt_subreg_not):
9658 New pre_reload splitter.
9660 2021-06-27 Andrew Pinski <apinski@marvell.com>
9662 PR middle-end/101230
9663 * fold-const.c (fold_ternary_loc): Check
9664 the return value of invert_tree_comparison.
9666 2021-06-27 David Edelsohn <dje.gcc@gmail.com>
9668 * config.gcc: Add SPDX License Identifier.
9669 (powerpc-ibm-aix789): Default to aix73.h.
9670 (powerpc-ibm-aix7.2.*.*): New stanza.
9671 * config/rs6000/aix72.h: Add SPDX License Identifier.
9672 * config/rs6000/aix73.h: New file.
9674 2021-06-26 Jason Merrill <jason@redhat.com>
9676 * except.c: #include "dwarf2.h" instead of "dwarf2out.h".
9678 2021-06-26 Andrew Pinski <apinski@marvell.com>
9680 * genmatch.c (lower_cond): Copy for_subst_vec
9681 for the simplify also.
9682 (lower): Swap the order for lower_for and lower_cond.
9684 2021-06-26 Andrew Pinski <apinski@marvell.com>
9686 * tree-ssa-phiopt.c (match_simplify_replacement): Reset
9687 flow senatitive info on the moved ssa set.
9689 2021-06-26 Andrew Pinski <apinski@marvell.com>
9691 * fold-const.c (fold_cond_expr_with_comparison):
9692 Exand arg0 into comp_code, arg00, and arg01.
9693 (fold_ternary_loc): Use invert_tree_comparison
9694 instead of fold_invert_truthvalue for the case
9695 where we have A CMP B ? C : A.
9697 2021-06-25 Martin Sebor <msebor@redhat.com>
9699 PR middle-end/101216
9700 * calls.c (maybe_warn_rdwr_sizes): Use the no_warning constant.
9702 2021-06-25 Jeff Law <jeffreyalaw@gmail.com>
9704 * config/h8300/h8300.c (select_cc_mode): Handle ASHIFTRT and LSHIFTRT.
9706 2021-06-25 Richard Biener <rguenther@suse.de>
9708 PR tree-optimization/101202
9709 * tree-vect-slp.c (vect_optimize_slp): Explicitely handle
9712 2021-06-25 Richard Biener <rguenther@suse.de>
9714 * tree-vect-slp-patterns.c (addsub_pattern::build): Copy
9715 STMT_VINFO_REDUC_DEF from the original representative.
9717 2021-06-25 Martin Sebor <msebor@redhat.com>
9719 * builtins.c (warn_string_no_nul): Replace uses of TREE_NO_WARNING,
9720 gimple_no_warning_p and gimple_set_no_warning with
9721 warning_suppressed_p, and suppress_warning.
9723 (maybe_warn_for_bound): Same.
9724 (warn_for_access): Same.
9725 (check_access): Same.
9726 (expand_builtin_strncmp): Same.
9727 (fold_builtin_varargs): Same.
9728 * calls.c (maybe_warn_nonstring_arg): Same.
9729 (maybe_warn_rdwr_sizes): Same.
9730 * cfgexpand.c (expand_call_stmt): Same.
9731 * cgraphunit.c (check_global_declaration): Same.
9732 * fold-const.c (fold_undefer_overflow_warnings): Same.
9733 (fold_truth_not_expr): Same.
9734 (fold_unary_loc): Same.
9735 (fold_checksum_tree): Same.
9736 * gimple-array-bounds.cc (array_bounds_checker::check_array_ref): Same.
9737 (array_bounds_checker::check_mem_ref): Same.
9738 (array_bounds_checker::check_addr_expr): Same.
9739 (array_bounds_checker::check_array_bounds): Same.
9740 * gimple-expr.c (copy_var_decl): Same.
9741 * gimple-fold.c (gimple_fold_builtin_strcpy): Same.
9742 (gimple_fold_builtin_strncat): Same.
9743 (gimple_fold_builtin_stxcpy_chk): Same.
9744 (gimple_fold_builtin_stpcpy): Same.
9745 (gimple_fold_builtin_sprintf): Same.
9746 (fold_stmt_1): Same.
9747 * gimple-ssa-isolate-paths.c (diag_returned_locals): Same.
9748 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
9749 * gimple-ssa-sprintf.c (handle_printf_call): Same.
9750 * gimple-ssa-store-merging.c (imm_store_chain_info::output_merged_store): Same.
9751 * gimple-ssa-warn-restrict.c (maybe_diag_overlap): Same.
9752 * gimple-ssa-warn-restrict.h: Adjust declarations.
9753 (maybe_diag_access_bounds): Replace uses of TREE_NO_WARNING,
9754 gimple_no_warning_p and gimple_set_no_warning with
9755 warning_suppressed_p, and suppress_warning.
9757 (check_bounds_or_overlap): Same.
9758 * gimple.c (gimple_build_call_from_tree): Same.
9759 * gimplify.c (gimplify_return_expr): Same.
9760 (gimplify_cond_expr): Same.
9761 (gimplify_modify_expr_complex_part): Same.
9762 (gimplify_modify_expr): Same.
9763 (gimple_push_cleanup): Same.
9764 (gimplify_expr): Same.
9765 * omp-expand.c (expand_omp_for_generic): Same.
9766 (expand_omp_taskloop_for_outer): Same.
9767 * omp-low.c (lower_rec_input_clauses): Same.
9768 (lower_lastprivate_clauses): Same.
9769 (lower_send_clauses): Same.
9770 (lower_omp_target): Same.
9771 * tree-cfg.c (pass_warn_function_return::execute): Same.
9772 * tree-complex.c (create_one_component_var): Same.
9773 * tree-inline.c (remap_gimple_op_r): Same.
9774 (copy_tree_body_r): Same.
9775 (declare_return_variable): Same.
9776 (expand_call_inline): Same.
9777 * tree-nested.c (lookup_field_for_decl): Same.
9778 * tree-sra.c (create_access_replacement): Same.
9779 (generate_subtree_copies): Same.
9780 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Same.
9781 * tree-ssa-forwprop.c (combine_cond_expr_cond): Same.
9782 * tree-ssa-loop-ch.c (ch_base::copy_headers): Same.
9783 * tree-ssa-loop-im.c (execute_sm): Same.
9784 * tree-ssa-phiopt.c (cond_store_replacement): Same.
9785 * tree-ssa-strlen.c (maybe_warn_overflow): Same.
9786 (handle_builtin_strcpy): Same.
9787 (maybe_diag_stxncpy_trunc): Same.
9788 (handle_builtin_stxncpy_strncat): Same.
9789 (handle_builtin_strcat): Same.
9790 * tree-ssa-uninit.c (get_no_uninit_warning): Same.
9791 (set_no_uninit_warning): Same.
9792 (uninit_undefined_value_p): Same.
9793 (warn_uninit): Same.
9794 (maybe_warn_operand): Same.
9795 * tree-vrp.c (compare_values_warnv): Same.
9796 * vr-values.c (vr_values::extract_range_for_var_from_comparison_expr): Same.
9797 (test_for_singularity): Same.
9798 * gimple.h (warning_suppressed_p): New function.
9799 (suppress_warning): Same.
9800 (copy_no_warning): Same.
9801 (gimple_set_block): Call gimple_set_location.
9802 (gimple_set_location): Call copy_warning.
9804 2021-06-25 Martin Sebor <msebor@redhat.com>
9806 * tree.h (warning_suppressed_at, copy_warning,
9807 warning_suppressed_p, suppress_warning): New functions.
9809 2021-06-25 Martin Sebor <msebor@redhat.com>
9811 * Makefile.in (OBJS-libcommon): Add diagnostic-spec.o.
9812 * gengtype.c (open_base_files): Add diagnostic-spec.h.
9813 * diagnostic-spec.c: New file.
9814 * diagnostic-spec.h: New file.
9815 * tree.h (no_warning, all_warnings, suppress_warning_at): New
9817 * warning-control.cc: New file.
9819 2021-06-25 liuhongt <hongtao.liu@intel.com>
9822 * config/i386/i386.c (x86_order_regs_for_local_alloc):
9825 2021-06-24 Andrew MacLeod <amacleod@redhat.com>
9827 PR tree-optimization/101189
9828 * gimple-range-fold.cc (fold_using_range::range_of_range_op): Pass
9829 LHS range of condition to postfold routine.
9830 (fold_using_range::postfold_gcond_edges): Only process the TRUE or
9831 FALSE edge if the LHS range supports it being taken.
9832 * gimple-range-fold.h (postfold_gcond_edges): Add range parameter.
9834 2021-06-24 Andrew MacLeod <amacleod@redhat.com>
9836 * value-relation.cc (equiv_oracle::dump): Do not dump NULL blocks.
9837 (relation_oracle::find_relation_block): Check correct bitmap.
9838 (relation_oracle::dump): Do not dump NULL blocks.
9840 2021-06-24 Andrew MacLeod <amacleod@redhat.com>
9842 * gimple-range-cache.cc (ranger_cache::propagate_cache): Call
9843 range_on_edge instead of manually calculating.
9845 2021-06-24 Andrew MacLeod <amacleod@redhat.com>
9847 * range-op.cc: Fix comment.
9849 2021-06-24 Uroš Bizjak <ubizjak@gmail.com>
9852 * config/i386/i386-expand.c (ix86_expand_sse_unpack):
9853 Handle V8QI and V4HI modes.
9854 * config/i386/mmx.md (sse4_1_<any_extend:code>v4qiv4hi2):
9856 (sse4_1_<any_extend:code>v4qiv4hi2): Ditto.
9857 (mmxpackmode): New mode attribute.
9858 (vec_pack_trunc_<mmxpackmode:mode>): New expander.
9859 (mmxunpackmode): New mode attribute.
9860 (vec_unpacks_lo_<mmxunpackmode:mode>): New expander.
9861 (vec_unpacks_hi_<mmxunpackmode:mode>): Ditto.
9862 (vec_unpacku_lo_<mmxunpackmode:mode>): Ditto.
9863 (vec_unpacku_hi_<mmxunpackmode:mode>): Ditto.
9864 * config/i386/i386.md (extsuffix): Move from ...
9865 * config/i386/sse.md: ... here.
9867 2021-06-24 Eric Botcazou <ebotcazou@adacore.com>
9869 * dwarf2out.c (dwarf2out_assembly_start): Emit .file 0 marker here..
9870 (dwarf2out_finish): ...instead of here.
9872 2021-06-24 Eric Botcazou <ebotcazou@adacore.com>
9874 * configure.ac (--gdwarf-5 option): Use objdump instead of readelf.
9875 (working --gdwarf-4/--gdwarf-5 for all sources): Likewise.
9876 (--gdwarf-4 not refusing generated .debug_line): Adjust for Windows.
9877 * configure: Regenerate.
9879 2021-06-24 Richard Biener <rguenther@suse.de>
9881 * config/i386/sse.md (vec_addsubv4df3, vec_addsubv2df3,
9882 vec_addsubv8sf3, vec_addsubv4sf3): Merge into ...
9883 (vec_addsub<mode>3): ... using a new addsub_cst mode attribute.
9885 2021-06-24 Richard Biener <rguenther@suse.de>
9887 * config/i386/sse.md (avx_addsubv4df3): Rename to
9889 (avx_addsubv8sf3): Rename to vec_addsubv8sf3.
9890 (sse3_addsubv2df3): Rename to vec_addsubv2df3.
9891 (sse3_addsubv4sf3): Rename to vec_addsubv4sf3.
9892 * config/i386/i386-builtin.def: Adjust.
9893 * internal-fn.def (VEC_ADDSUB): New internal optab fn.
9894 * optabs.def (vec_addsub_optab): New optab.
9895 * tree-vect-slp-patterns.c (class addsub_pattern): New.
9896 (slp_patterns): Add addsub_pattern.
9897 * tree-vect-slp.c (vect_optimize_slp): Disable propagation
9898 across CFN_VEC_ADDSUB.
9899 * tree-vectorizer.h (vect_pattern::vect_pattern): Make
9901 * doc/md.texi (vec_addsub<mode>3): Document.
9903 2021-06-24 Jakub Jelinek <jakub@redhat.com>
9905 PR middle-end/101170
9906 * df-scan.c (df_ref_record): For paradoxical big-endian SUBREGs
9907 where regno + subreg_regno_offset wraps around use 0 as starting
9910 2021-06-24 Jakub Jelinek <jakub@redhat.com>
9912 PR middle-end/101172
9913 * stor-layout.c (finish_bitfield_representative): If nextf has
9914 error_mark_node type, set repr type to error_mark_node too.
9916 2021-06-24 Ilya Leoshkevich <iii@linux.ibm.com>
9918 * config/s390/s390.c (s390_function_profiler): Ignore labelno
9920 * config/s390/s390.h (NO_PROFILE_COUNTERS): Define.
9922 2021-06-24 Richard Biener <rguenther@suse.de>
9924 * tree-vect-slp.c (vect_optimize_slp): Do not propagate
9925 across operations that have different semantics on different
9928 2021-06-24 Jakub Jelinek <jakub@redhat.com>
9930 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): Document meaning for OpenMP.
9931 * gimplify.c (gimplify_scan_omp_clauses): For OpenMP map clauses
9932 with OMP_CLAUSE_MAP_IN_REDUCTION flag partially defer gimplification
9933 of non-decl OMP_CLAUSE_DECL. For OMP_CLAUSE_IN_REDUCTION on
9934 OMP_TARGET user outer_ctx instead of ctx for placeholders and
9935 initializer/combiner gimplification.
9936 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE_MAP_IN_REDUCTION
9937 on target constructs.
9938 (lower_rec_input_clauses): Likewise.
9939 (lower_omp_target): Likewise.
9940 * omp-expand.c (expand_omp_target): Temporarily ignore nowait clause
9941 on target if in_reduction is present.
9943 2021-06-24 Kewen Lin <linkw@linux.ibm.com>
9945 * tree-predcom.c (class pcom_worker): New class.
9946 (release_chain): Renamed to...
9947 (pcom_worker::release_chain): ...this.
9948 (release_chains): Renamed to...
9949 (pcom_worker::release_chains): ...this.
9950 (aff_combination_dr_offset): Renamed to...
9951 (pcom_worker::aff_combination_dr_offset): ...this.
9952 (determine_offset): Renamed to...
9953 (pcom_worker::determine_offset): ...this.
9954 (class comp_ptrs): New class.
9955 (split_data_refs_to_components): Renamed to...
9956 (pcom_worker::split_data_refs_to_components): ...this,
9957 and update with class comp_ptrs.
9958 (suitable_component_p): Renamed to...
9959 (pcom_worker::suitable_component_p): ...this.
9960 (filter_suitable_components): Renamed to...
9961 (pcom_worker::filter_suitable_components): ...this.
9962 (valid_initializer_p): Renamed to...
9963 (pcom_worker::valid_initializer_p): ...this.
9964 (find_looparound_phi): Renamed to...
9965 (pcom_worker::find_looparound_phi): ...this.
9966 (add_looparound_copies): Renamed to...
9967 (pcom_worker::add_looparound_copies): ...this.
9968 (determine_roots_comp): Renamed to...
9969 (pcom_worker::determine_roots_comp): ...this.
9970 (determine_roots): Renamed to...
9971 (pcom_worker::determine_roots): ...this.
9972 (single_nonlooparound_use): Renamed to...
9973 (pcom_worker::single_nonlooparound_use): ...this.
9974 (remove_stmt): Renamed to...
9975 (pcom_worker::remove_stmt): ...this.
9976 (execute_pred_commoning_chain): Renamed to...
9977 (pcom_worker::execute_pred_commoning_chain): ...this.
9978 (execute_pred_commoning): Renamed to...
9979 (pcom_worker::execute_pred_commoning): ...this.
9980 (struct epcc_data): New member worker.
9981 (execute_pred_commoning_cbck): Call execute_pred_commoning
9982 with pcom_worker pointer.
9983 (find_use_stmt): Renamed to...
9984 (pcom_worker::find_use_stmt): ...this.
9985 (find_associative_operation_root): Renamed to...
9986 (pcom_worker::find_associative_operation_root): ...this.
9987 (find_common_use_stmt): Renamed to...
9988 (pcom_worker::find_common_use_stmt): ...this.
9989 (combinable_refs_p): Renamed to...
9990 (pcom_worker::combinable_refs_p): ...this.
9991 (reassociate_to_the_same_stmt): Renamed to...
9992 (pcom_worker::reassociate_to_the_same_stmt): ...this.
9993 (stmt_combining_refs): Renamed to...
9994 (pcom_worker::stmt_combining_refs): ...this.
9995 (combine_chains): Renamed to...
9996 (pcom_worker::combine_chains): ...this.
9997 (try_combine_chains): Renamed to...
9998 (pcom_worker::try_combine_chains): ...this.
9999 (prepare_initializers_chain): Renamed to...
10000 (pcom_worker::prepare_initializers_chain): ...this.
10001 (prepare_initializers): Renamed to...
10002 (pcom_worker::prepare_initializers): ...this.
10003 (prepare_finalizers_chain): Renamed to...
10004 (pcom_worker::prepare_finalizers_chain): ...this.
10005 (prepare_finalizers): Renamed to...
10006 (pcom_worker::prepare_finalizers): ...this.
10007 (tree_predictive_commoning_loop): Renamed to...
10008 (pcom_worker::tree_predictive_commoning_loop): ...this, adjust
10009 some calls and remove some cleanup code.
10010 (tree_predictive_commoning): Adjusted to use pcom_worker instance.
10011 (static variable looparound_phis): Remove.
10012 (static variable name_expansions): Remove.
10014 2021-06-24 Richard Biener <rguenther@suse.de>
10016 * tree-vect-slp.c (slpg_vertex): New struct.
10017 (vect_slp_build_vertices): Adjust.
10018 (vect_optimize_slp): Likewise. Maintain an outgoing permute
10019 and a materialized one.
10021 2021-06-24 Richard Biener <rguenther@suse.de>
10023 PR tree-optimization/101105
10024 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
10025 Only ignore steps when they are equal or scalar order is preserved.
10027 2021-06-24 liuhongt <hongtao.liu@intel.com>
10030 * config/i386/i386-expand.c (ix86_expand_vec_interleave):
10031 Adjust comments for ix86_expand_vecop_qihi2.
10032 (ix86_expand_vecmul_qihi): Renamed to ..
10033 (ix86_expand_vecop_qihi2): Adjust function prototype to
10034 support shift operation, add static to definition.
10035 (ix86_expand_vec_shift_qihi_constant): Add static to definition.
10036 (ix86_expand_vecop_qihi): Call ix86_expand_vecop_qihi2 and
10037 ix86_expand_vec_shift_qihi_constant.
10038 * config/i386/i386-protos.h (ix86_expand_vecmul_qihi): Deleted.
10039 (ix86_expand_vec_shift_qihi_constant): Deleted.
10040 * config/i386/sse.md (VI12_256_512_AVX512VL): New mode
10042 (mulv8qi3): Call ix86_expand_vecop_qihi directly, add
10043 condition TARGET_64BIT.
10044 (mul<mode>3): Ditto.
10045 (<insn><mode>3): Ditto.
10046 (vlshr<mode>3): Extend to support avx512 vlshr.
10047 (v<insn><mode>3): New expander for
10049 (v<insn>v8qi3): Ditto.
10050 (vashrv8hi3<mask_name>): Renamed to ..
10051 (vashr<mode>3): And extend to support V16QImode for avx512.
10052 (vashrv16qi3): Deleted.
10053 (vashrv2di3<mask_name>): Extend expander to support avx512
10056 2021-06-23 Dimitar Dimitrov <dimitar@dinux.eu>
10058 * doc/lto.texi (Design Overview): Update that slim objects are
10061 2021-06-23 Aaron Sawdey <acsawdey@linux.ibm.com>
10063 * config/rs6000/rs6000-cpus.def: Take OPTION_MASK_PCREL_OPT out
10064 of OTHER_POWER10_MASKS so it will not be enabled by default.
10066 2021-06-23 Richard Biener <rguenther@suse.de>
10067 Martin Jambor <mjambor@suse.cz>
10069 * tree-inline.c (setup_one_parameter): Set TREE_READONLY of the
10070 param replacement unconditionally. Adjust comment.
10072 2021-06-23 Andrew MacLeod <amacleod@redhat.com>
10074 * Makefile.in (OBJS): Add gimple-range-fold.o
10075 * gimple-range-fold.cc: New.
10076 * gimple-range-fold.h: New.
10077 * gimple-range-gori.cc (gimple_range_calc_op1): Move to here.
10078 (gimple_range_calc_op2): Ditto.
10079 * gimple-range-gori.h: Move prototypes to here.
10080 * gimple-range.cc: Adjust include files.
10081 (fur_source:fur_source): Relocate to gimple-range-fold.cc.
10082 (fur_source::get_operand): Ditto.
10083 (fur_source::get_phi_operand): Ditto.
10084 (fur_source::query_relation): Ditto.
10085 (fur_source::register_relation): Ditto.
10086 (class fur_edge): Ditto.
10087 (fur_edge::fur_edge): Ditto.
10088 (fur_edge::get_operand): Ditto.
10089 (fur_edge::get_phi_operand): Ditto.
10090 (fur_stmt::fur_stmt): Ditto.
10091 (fur_stmt::get_operand): Ditto.
10092 (fur_stmt::get_phi_operand): Ditto.
10093 (fur_stmt::query_relation): Ditto.
10094 (class fur_depend): Relocate to gimple-range-fold.h.
10095 (fur_depend::fur_depend): Relocate to gimple-range-fold.cc.
10096 (fur_depend::register_relation): Ditto.
10097 (fur_depend::register_relation): Ditto.
10098 (class fur_list): Ditto.
10099 (fur_list::fur_list): Ditto.
10100 (fur_list::get_operand): Ditto.
10101 (fur_list::get_phi_operand): Ditto.
10102 (fold_range): Ditto.
10103 (adjust_pointer_diff_expr): Ditto.
10104 (gimple_range_adjustment): Ditto.
10105 (gimple_range_base_of_assignment): Ditto.
10106 (gimple_range_operand1): Ditto.
10107 (gimple_range_operand2): Ditto.
10108 (gimple_range_calc_op1): Relocate to gimple-range-gori.cc.
10109 (gimple_range_calc_op2): Ditto.
10110 (fold_using_range::fold_stmt): Relocate to gimple-range-fold.cc.
10111 (fold_using_range::range_of_range_op): Ditto.
10112 (fold_using_range::range_of_address): Ditto.
10113 (fold_using_range::range_of_phi): Ditto.
10114 (fold_using_range::range_of_call): Ditto.
10115 (fold_using_range::range_of_builtin_ubsan_call): Ditto.
10116 (fold_using_range::range_of_builtin_call): Ditto.
10117 (fold_using_range::range_of_cond_expr): Ditto.
10118 (fold_using_range::range_of_ssa_name_with_loop_info): Ditto.
10119 (fold_using_range::relation_fold_and_or): Ditto.
10120 (fold_using_range::postfold_gcond_edges): Ditto.
10121 * gimple-range.h: Add gimple-range-fold.h to include files. Change
10122 GIMPLE_RANGE_STMT_H to GIMPLE_RANGE_H.
10123 (gimple_range_handler): Relocate to gimple-range-fold.h.
10124 (gimple_range_ssa_p): Ditto.
10125 (range_compatible_p): Ditto.
10126 (class fur_source): Ditto.
10127 (class fur_stmt): Ditto.
10128 (class fold_using_range): Ditto.
10129 (gimple_range_calc_op1): Relocate to gimple-range-gori.h
10130 (gimple_range_calc_op2): Ditto.
10132 2021-06-23 Andrew MacLeod <amacleod@redhat.com>
10134 PR tree-optimization/101148
10135 PR tree-optimization/101014
10136 * gimple-range-cache.cc (ranger_cache::ranger_cache): Adjust.
10137 (ranger_cache::~ranger_cache): Adjust.
10138 (ranger_cache::block_range): Check if propagation disallowed.
10139 (ranger_cache::propagate_cache): Disallow propagation if new value
10140 can't be stored properly.
10141 * gimple-range-cache.h (ranger_cache::m_propfail): New member.
10143 2021-06-23 Andrew MacLeod <amacleod@redhat.com>
10145 * gimple-range-cache.cc (class ssa_block_ranges): Adjust prototype.
10146 (sbr_vector::set_bb_range): Return true.
10147 (class sbr_sparse_bitmap): Adjust.
10148 (sbr_sparse_bitmap::set_bb_range): Return value.
10149 (block_range_cache::set_bb_range): Return value.
10150 (ranger_cache::propagate_cache): Use return value to print msg.
10151 * gimple-range-cache.h (class block_range_cache): Adjust.
10153 2021-06-23 Andrew MacLeod <amacleod@redhat.com>
10155 * gimple-range.cc (dump_bb): Use range_on_edge from the cache.
10157 2021-06-23 Jeff Law <jeffreyalaw@gmail.com>
10159 * config/h8300/logical.md (<code><mode>3<ccnz>): Use <cczn>
10160 so this pattern can be used for test/compare removal. Pass
10161 current insn to compute_logical_op_length and output_logical_op.
10162 * config/h8300/h8300.c (compute_logical_op_cc): Remove.
10163 (h8300_and_costs): Add argument to compute_logical_op_length.
10164 (output_logical_op): Add new argument. Use it to determine if the
10165 condition codes are used and adjust the output accordingly.
10166 (compute_logical_op_length): Add new argument and update length
10167 computations when condition codes are used.
10168 * config/h8300/h8300-protos.h (compute_logical_op_length): Update
10170 (output_logical_op): Likewise.
10172 2021-06-23 Uroš Bizjak <ubizjak@gmail.com>
10175 * config/i386/i386-expand.c (expand_vec_perm_pshufb):
10176 Handle 64bit modes for TARGET_XOP. Use indirect gen_* functions.
10177 * config/i386/mmx.md (mmx_ppermv64): New insn pattern.
10178 * config/i386/i386.md (unspec): Move UNSPEC_XOP_PERMUTE from ...
10179 * config/i386/sse.md (unspec): ... here.
10181 2021-06-23 Martin Liska <mliska@suse.cz>
10184 * optc-save-gen.awk: Put back arm_fp16_format to
10187 2021-06-23 Uroš Bizjak <ubizjak@gmail.com>
10190 * config/i386/i386.md (bsr_rex64): Add zero-flag setting RTX.
10193 (clz<mode>2): Update RTX pattern for additions.
10195 2021-06-23 Jakub Jelinek <jakub@redhat.com>
10197 PR middle-end/101167
10198 * omp-low.c (lower_omp_regimplify_p): Regimplify also PARM_DECLs
10199 and RESULT_DECLs that have DECL_HAS_VALUE_EXPR_P set.
10201 2021-06-22 Sergei Trofimovich <siarheit@google.com>
10203 * doc/rtl.texi: drop unbalanced parenthesis.
10205 2021-06-22 Richard Biener <rguenther@suse.de>
10207 PR middle-end/101156
10208 * gimplify.c (gimplify_expr): Remove premature incorrect
10211 2021-06-22 Jakub Jelinek <jakub@redhat.com>
10213 PR tree-optimization/101159
10214 * tree-vect-patterns.c (vect_recog_popcount_pattern): Fix some
10217 2021-06-22 Jakub Jelinek <jakub@redhat.com>
10219 PR middle-end/101160
10220 * function.c (assign_parms): For decl_result with TYPE_EMPTY_P type
10221 clear crtl->return_rtx instead of keeping it referencing a pseudo.
10223 2021-06-22 Jakub Jelinek <jakub@redhat.com>
10224 Andrew Pinski <apinski@marvell.com>
10226 PR tree-optimization/101162
10227 * fold-const.c (range_check_type): Handle OFFSET_TYPE like pointer
10230 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
10232 * range-op.cc (range_relational_tests): New.
10233 (range_op_tests): Call range_relational_tests.
10235 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
10237 * range-op.cc (operator_cast::lhs_op1_relation): New.
10238 (operator_identity::lhs_op1_relation): Mew.
10240 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
10242 * range-op.cc (operator_minus::op1_op2_relation_effect): New.
10244 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
10246 * range-op.cc (operator_plus::lhs_op1_relation): New.
10247 (operator_plus::lhs_op2_relation): New.
10249 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
10251 * gimple-range-cache.cc (ranger_cache::ranger_cache): Create a
10252 relation_oracle if dominators exist.
10253 (ranger_cache::~ranger_cache): Dispose of oracle.
10254 (ranger_cache::dump_bb): Dump oracle.
10255 * gimple-range.cc (fur_source::fur_source): New.
10256 (fur_source::get_operand): Use mmeber query.
10257 (fur_source::get_phi_operand): Use member_query.
10258 (fur_source::query_relation): New.
10259 (fur_source::register_dependency): Delete.
10260 (fur_source::register_relation): New.
10261 (fur_edge::fur_edge): Adjust.
10262 (fur_edge::get_phi_operand): Fix comment.
10263 (fur_edge::query): Delete.
10264 (fur_stmt::fur_stmt): Adjust.
10265 (fur_stmt::query): Delete.
10266 (fur_depend::fur_depend): Adjust.
10267 (fur_depend::register_relation): New.
10268 (fur_depend::register_relation): New.
10269 (fur_list::fur_list): Adjust.
10270 (fur_list::get_operand): Use member query.
10271 (fold_using_range::range_of_range_op): Process and query relations.
10272 (fold_using_range::range_of_address): Adjust dependency call.
10273 (fold_using_range::range_of_phi): Ditto.
10274 (gimple_ranger::gimple_ranger): New. Use ranger_ache oracle.
10275 (fold_using_range::relation_fold_and_or): New.
10276 (fold_using_range::postfold_gcond_edges): New.
10277 * gimple-range.h (class gimple_ranger): Adjust.
10278 (class fur_source): Adjust members.
10279 (class fur_stmt): Ditto.
10280 (class fold_using_range): Ditto.
10282 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
10284 * range-op.cc (range_operator::wi_fold): Apply relation effect.
10285 (range_operator::fold_range): Adjust and apply relation effect.
10286 (*::fold_range): Add relation parameters.
10287 (*::op1_range): Ditto.
10288 (*::op2_range): Ditto.
10289 (range_operator::lhs_op1_relation): New.
10290 (range_operator::lhs_op2_relation): New.
10291 (range_operator::op1_op2_relation): New.
10292 (range_operator::op1_op2_relation_effect): New.
10293 (relop_early_resolve): New.
10294 (operator_equal::op1_op2_relation): New.
10295 (operator_equal::fold_range): Call relop_early_resolve.
10296 (operator_not_equal::op1_op2_relation): New.
10297 (operator_not_equal::fold_range): Call relop_early_resolve.
10298 (operator_lt::op1_op2_relation): New.
10299 (operator_lt::fold_range): Call relop_early_resolve.
10300 (operator_le::op1_op2_relation): New.
10301 (operator_le::fold_range): Call relop_early_resolve.
10302 (operator_gt::op1_op2_relation): New.
10303 (operator_gt::fold_range): Call relop_early_resolve.
10304 (operator_ge::op1_op2_relation): New.
10305 (operator_ge::fold_range): Call relop_early_resolve.
10306 * range-op.h (class range_operator): Adjust parameters and methods.
10308 2021-06-22 Andrew MacLeod <amacleod@redhat.com>
10310 * Makefile.in (OBJS): Add value-relation.o.
10311 * gimple-range.h: Adjust include files.
10312 * tree-data-ref.c: Adjust include file order.
10313 * value-query.cc (range_query::get_value_range): Default to no oracle.
10314 (range_query::query_relation): New.
10315 (range_query::query_relation): New.
10316 * value-query.h (class range_query): Adjust.
10317 * value-relation.cc: New.
10318 * value-relation.h: New.
10320 2021-06-22 Richard Biener <rguenther@suse.de>
10322 PR tree-optimization/101151
10323 * tree-ssa-sink.c (statement_sink_location): Expand irreducible
10326 2021-06-22 Jojo R <rjiejie@linux.alibaba.com>
10328 * config/riscv/riscv.c (thead_c906_tune_info): New.
10329 (riscv_tune_info_table): Use new tune.
10331 2021-06-22 Richard Biener <rguenther@suse.de>
10333 PR tree-optimization/101158
10334 * tree-vect-slp.c (vect_build_slp_tree_1): Move same operand
10335 checking after checking for matching operation.
10337 2021-06-22 Richard Biener <rguenther@suse.de>
10339 PR tree-optimization/101159
10340 * tree-vect-patterns.c (vect_recog_popcount_pattern): Add
10341 missing NULL vectype check.
10343 2021-06-22 Richard Biener <rguenther@suse.de>
10345 PR tree-optimization/101154
10346 * tree-vect-slp.c (vect_build_slp_tree_2): Fix out-of-bound access.
10348 2021-06-22 Jakub Jelinek <jakub@redhat.com>
10351 * config/i386/i386-protos.h (ix86_last_zero_store_uid): Declare.
10352 * config/i386/i386-expand.c (ix86_last_zero_store_uid): New variable.
10353 * config/i386/i386.c (ix86_expand_prologue): Clear it.
10354 * config/i386/i386.md (peephole2s for 1/2/4 stores of const0_rtx):
10355 Remove "" from match_operand. Emit new insns using emit_move_insn and
10356 set ix86_last_zero_store_uid to INSN_UID of the last store.
10357 Add peephole2s for 1/2/4 stores of const0_rtx following previous
10360 2021-06-22 Martin Liska <mliska@suse.cz>
10362 * auto-profile.c (AUTO_PROFILE_VERSION): Bump as string format
10365 2021-06-22 Martin Liska <mliska@suse.cz>
10367 * gcov-io.h: Remove padding entries.
10369 2021-06-22 liuhongt <hongtao.liu@intel.com>
10371 PR tree-optimization/97770
10372 * tree-vect-patterns.c (vect_recog_popcount_pattern):
10374 (vect_recog_func vect_vect_recog_func_ptrs): Add new pattern.
10376 2021-06-22 liuhongt <hongtao.liu@intel.com>
10379 * config/i386/i386-builtin.def (BDESC): Adjust builtin name.
10380 * config/i386/sse.md (<avx512>_expand<mode>_mask): Rename to ..
10381 (expand<mode>_mask): this ..
10382 (*expand<mode>_mask): New pre_reload splitter to transform
10383 v{,p}expand* to vmov* when mask is zero, all ones, or has all
10384 ones in it's lower part, otherwise still generate
10387 2021-06-22 liuhongt <hongtao.liu@intel.com>
10390 * config/i386/i386-expand.c
10391 (ix86_expand_special_args_builtin): Keep constm1_operand only
10392 if it satisfies insn's operand predicate.
10394 2021-06-21 Jason Merrill <jason@redhat.com>
10397 * df-scan.c (df_ref_record): Check that regno < endregno.
10398 * function.c (assign_parms, expand_function_end): Do nothing with a
10399 TYPE_EMPTY_P result.
10401 2021-06-21 Richard Biener <rguenther@suse.de>
10403 PR tree-optimization/101120
10404 * tree-vect-data-refs.c (bump_vector_ptr): Fold the
10406 * tree-vect-slp.c (vect_transform_slp_perm_load): Add
10407 DR chain DCE capability.
10408 * tree-vectorizer.h (vect_transform_slp_perm_load): Adjust.
10409 * tree-vect-stmts.c (vectorizable_load): Remove unused
10410 loads in the DR chain for SLP.
10412 2021-06-21 Jakub Jelinek <jakub@redhat.com>
10414 PR inline-asm/100785
10415 * gimplify.c (gimplify_asm_expr): Don't diagnose errors if
10416 output or input operands were already error_mark_node.
10417 * cfgexpand.c (expand_asm_stmt): If errors are emitted,
10418 remove all inputs, outputs and clobbers from the asm and
10419 set template to "".
10421 2021-06-21 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
10423 * config/arm/arm_neon.h (vceq_s8): Replace builtin with __a == __b.
10424 (vceq_s16): Likewise.
10425 (vceq_s32): Likewise.
10426 (vceq_u8): Likewise.
10427 (vceq_u16): Likewise.
10428 (vceq_u32): Likewise.
10429 (vceq_p8): Likewise.
10430 (vceqq_s8): Likewise.
10431 (vceqq_s16): Likewise.
10432 (vceqq_s32): Likewise.
10433 (vceqq_u8): Likewise.
10434 (vceqq_u16): Likewise.
10435 (vceqq_u32): Likewise.
10436 (vceqq_p8): Likewise.
10437 (vceq_f32): Gate __a == __b on __FAST_MATH__.
10438 (vceqq_f32): Likewise.
10439 (vceq_f16): Likewise.
10440 (vceqq_f16): Likewise.
10442 2021-06-21 prathamesh.kulkarni <prathamesh.kulkarni@linaro.org>
10445 * config/arm/iterators.md (NEON_VACMP): Remove.
10446 * config/arm/neon.md (neon_vca<cmp_op><mode>): Use GLTE instead of GTGE
10448 (neon_vca<cmp_op><mode>_insn): Likewise.
10449 (neon_vca<cmp_op_unsp><mode>_insn_unspec): Use NEON_VAGLTE instead of
10452 2021-06-21 Richard Biener <rguenther@suse.de>
10454 PR tree-optimization/101121
10455 * tree-vect-slp.c (vect_build_slp_tree_2): To not fail fatally
10456 when we just lack a stmt with the desired op when doing permutation.
10457 (vect_build_slp_tree): When caching a failed SLP build attempt
10458 assert that at least one lane is marked as not matching.
10460 2021-06-21 liuhongt <hongtao.liu@intel.com>
10463 * config/i386/i386.md: (*anddi_1): Disparage slightly the mask
10464 register alternative.
10465 (*and<mode>_1): Ditto.
10467 (*andn<mode>_1): Ditto.
10468 (*<code><mode>_1): Ditto.
10469 (*<code>qi_1): Ditto.
10470 (*one_cmpl<mode>2_1): Ditto.
10471 (*one_cmplsi2_1_zext): Ditto.
10472 (*one_cmplqi2_1): Ditto.
10473 * config/i386/i386.c (x86_order_regs_for_local_alloc): Change
10474 the order of mask registers to be before general registers.
10476 2021-06-21 Roger Sayle <roger@nextmovesoftware.com>
10479 * config/i386/i386.md: New define_peephole2s to shrink writing
10480 1, 2 or 4 consecutive zeros to memory when optimizing for size.
10482 2021-06-18 Jeff Law <jeffreyalaw@gmail.com>
10484 * config/h8300/h8300.c (h8300_select_cc_mode): Handle SYMBOL_REF.
10485 * config/h8300/logical.md (<code><mode>3 logcial expander): Generate
10486 more efficient code when the source can be trivially simplified.
10488 2021-06-18 Andrew MacLeod <amacleod@redhat.com>
10490 * gimple-range-cache.cc (ranger_cache::range_of_def): Calculate
10491 a range if global is not available.
10492 (ranger_cache::entry_range): Fallback to range_of_def.
10493 * gimple-range-cache.h (range_of_def): Adjust prototype.
10495 2021-06-18 Andrew MacLeod <amacleod@redhat.com>
10497 PR tree-optimization/101014
10498 * gimple-range-cache.cc (ranger_cache::ranger_cache): Remove poor
10500 (ranger_cache::~ranger_cache): Ditto.
10501 (ranger_cache::enable_new_values): Delete.
10502 (ranger_cache::push_poor_value): Delete.
10503 (ranger_cache::range_of_def): Remove poor value processing.
10504 (ranger_cache::entry_range): Ditto.
10505 (ranger_cache::fill_block_cache): Ditto.
10506 * gimple-range-cache.h (class ranger_cache): Remove poor value members.
10507 * gimple-range.cc (gimple_ranger::range_of_expr): Remove call.
10508 * gimple-range.h (class gimple_ranger): Adjust.
10510 2021-06-18 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
10513 * common/config/arm/arm-common.c (arm_canon_arch_option_1): New function
10514 derived from arm_canon_arch.
10515 (arm_canon_arch_option): Call it.
10516 (arm_canon_arch_multilib_option): New function.
10517 * config/arm/arm-cpus.in (IGNORE_FOR_MULTILIB): New fgroup.
10518 * config/arm/arm.h (arm_canon_arch_multilib_option): New prototype.
10519 (CANON_ARCH_MULTILIB_SPEC_FUNCTION): New macro.
10520 (MULTILIB_ARCH_CANONICAL_SPECS): New macro.
10521 (DRIVER_SELF_SPECS): Add MULTILIB_ARCH_CANONICAL_SPECS.
10522 * config/arm/arm.opt (mlibarch): New option.
10523 * config/arm/t-rmprofile (MULTILIB_MATCHES): For armv8*-m, replace use
10524 of march on RHS with mlibarch.
10526 2021-06-18 Marcel Vollweiler <marcel@codesourcery.com>
10528 * config.in: Regenerate.
10529 * config/gcn/gcn.c (print_operand_address): Fix for global_load assembler
10531 * configure: Regenerate.
10532 * configure.ac: Fix for global_load assembler functions.
10534 2021-06-18 Richard Biener <rguenther@suse.de>
10536 PR tree-optimization/101112
10537 * tree-vect-slp.c (vect_slp_linearize_chain): Fix condition
10538 to lookup a pattern stmt def.
10540 2021-06-18 Jakub Jelinek <jakub@redhat.com>
10542 PR middle-end/101062
10543 * stor-layout.c (finish_bitfield_layout): Don't add bitfield
10544 representatives in QUAL_UNION_TYPE.
10546 2021-06-18 Andrew Pinski <apinski@marvell.com>
10548 * tree-ssa-phiopt.c (replace_phi_edge_with_variable):
10549 Add counting of how many times it is done.
10550 (factor_out_conditional_conversion): Likewise.
10551 (match_simplify_replacement): Likewise.
10552 (value_replacement): Likewise.
10553 (spaceship_replacement): Likewise.
10554 (cond_store_replacement): Likewise.
10555 (cond_if_else_store_replacement_1): Likewise.
10556 (hoist_adjacent_loads): Likewise.
10558 2021-06-18 Andrew Pinski <apinski@marvell.com>
10560 * tree-cfg.c (verify_gimple_assign_unary): Reject point and offset
10561 types on NEGATE_EXPR, ABS_EXPR, BIT_NOT_EXPR, PAREN_EXPR and CNONJ_EXPR.
10562 (verify_gimple_assign_binary): Reject point and offset types on
10563 MULT_EXPR, MULT_HIGHPART_EXPR, TRUNC_DIV_EXPR, CEIL_DIV_EXPR,
10564 FLOOR_DIV_EXPR, ROUND_DIV_EXPR, TRUNC_MOD_EXPR, CEIL_MOD_EXPR,
10565 FLOOR_MOD_EXPR, ROUND_MOD_EXPR, RDIV_EXPR, and EXACT_DIV_EXPR.
10567 2021-06-18 Michael Meissner <meissner@linux.ibm.com>
10569 * config/rs6000/rs6000.c (rs6000_emit_minmax): Add support for ISA
10570 3.1 IEEE 128-bit floating point xsmaxcqp/xsmincqp instructions.
10571 * config/rs6000/rs6000.md (s<minmax><mode>3, IEEE128 iterator):
10574 2021-06-17 Aaron Sawdey <acsawdey@linux.ibm.com>
10576 * config/rs6000/genfusion.pl (gen_logical_addsubf): Add
10577 earlyclobber to alts 0/1.
10578 (gen_addadd): Add earlyclobber to alts 0/1.
10579 * config/rs6000/fusion.md: Regenerate file.
10581 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
10583 * cfgloopanal.c (get_loop_hot_path): Make path an auto_vec.
10585 2021-06-17 Andrew MacLeod <amacleod@redhat.com>
10587 * gimple-range-cache.cc: Comment cleanups.
10588 * gimple-range-gori.cc: Comment cleanups.
10589 * gimple-range.cc: Comment/spacing cleanups
10590 * value-range.h: Comment cleanups.
10592 2021-06-17 H.J. Lu <hjl.tools@gmail.com>
10595 * calls.c (expand_call): Replace PUSH_ARGS with
10596 targetm.calls.push_argument (0).
10597 (emit_library_call_value_1): Likewise.
10598 * defaults.h (PUSH_ARGS): Removed.
10599 (PUSH_ARGS_REVERSED): Replace PUSH_ARGS with
10600 targetm.calls.push_argument (0).
10601 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
10602 (emit_push_insn): Pass the number bytes to push to
10603 targetm.calls.push_argument and pass 0 if ARGS_ADDR is 0.
10604 * hooks.c (hook_bool_uint_true): New.
10605 * hooks.h (hook_bool_uint_true): Likewise.
10606 * rtlanal.c (nonzero_bits1): Replace PUSH_ARGS with
10607 targetm.calls.push_argument (0).
10608 * target.def (push_argument): Add a targetm.calls hook.
10609 * targhooks.c (default_push_argument): New.
10610 * targhooks.h (default_push_argument): Likewise.
10611 * config/bpf/bpf.h (PUSH_ARGS): Removed.
10612 * config/cr16/cr16.c (TARGET_PUSH_ARGUMENT): New.
10613 * config/cr16/cr16.h (PUSH_ARGS): Removed.
10614 * config/i386/i386.c (ix86_push_argument): New.
10615 (TARGET_PUSH_ARGUMENT): Likewise.
10616 * config/i386/i386.h (PUSH_ARGS): Removed.
10617 * config/m32c/m32c.c (TARGET_PUSH_ARGUMENT): New.
10618 * config/m32c/m32c.h (PUSH_ARGS): Removed.
10619 * config/nios2/nios2.h (PUSH_ARGS): Likewise.
10620 * config/pru/pru.h (PUSH_ARGS): Likewise.
10621 * doc/tm.texi.in: Remove PUSH_ARGS documentation. Add
10622 TARGET_PUSH_ARGUMENT hook.
10623 * doc/tm.texi: Regenerated.
10625 2021-06-17 Uroš Bizjak <ubizjak@gmail.com>
10628 * config/i386/i386-expand.c (expand_vector_set_var):
10629 Handle V2FS mode remapping. Pass TARGET_MMX_WITH_SSE to
10630 ix86_expand_vector_init_duplicate.
10631 (ix86_expand_vector_init_duplicate): Emit insv_1 for
10632 QImode for !TARGET_PARTIAL_REG_STALL.
10633 * config/i386/predicates.md (vec_setm_mmx_operand): New predicate.
10634 * config/i386/mmx.md (vec_setv2sf): Use vec_setm_mmx_operand
10635 as operand 2 predicate. Call ix86_expand_vector_set_var
10636 for non-constant index operand.
10637 (vec_setv2si): Ditto.
10638 (vec_setv4hi): Ditto.
10639 (vec_setv8qi): ditto.
10641 2021-06-17 Aldy Hernandez <aldyh@redhat.com>
10643 PR tree-optimization/100790
10644 * gimple-range.cc (range_of_builtin_call): Cleanup clz and ctz
10647 2021-06-17 Martin Liska <mliska@suse.cz>
10649 * doc/invoke.texi: Use consistently -O1 instead of -O.
10651 2021-06-17 Martin Liska <mliska@suse.cz>
10653 * gcov-io.h: Update documentation entry about string format.
10655 2021-06-17 Marius Hillenbrand <mhillen@linux.ibm.com>
10658 * config/s390/vecintrin.h (vec_doublee): Fix to use
10659 __builtin_s390_vflls.
10660 (vec_floate): Fix to use __builtin_s390_vflrd.
10662 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
10664 * dominance.c (get_dominated_to_depth): Return auto_vec<basic_block>.
10665 * dominance.h (get_dominated_to_depth): Likewise.
10666 (get_all_dominated_blocks): Likewise.
10667 * cfgcleanup.c (delete_unreachable_blocks): Adjust.
10668 * gcse.c (hoist_code): Likewise.
10669 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
10670 * tree-parloops.c (oacc_entry_exit_ok): Likewise.
10671 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
10672 * tree-ssa-phiprop.c (pass_phiprop::execute): Likewise.
10674 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
10676 * dominance.c (get_dominated_by_region): Return auto_vec<basic_block>.
10677 * dominance.h (get_dominated_by_region): Likewise.
10678 * tree-cfg.c (gimple_duplicate_sese_region): Adjust.
10679 (gimple_duplicate_sese_tail): Likewise.
10680 (move_sese_region_to_fn): Likewise.
10682 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
10684 * dominance.c (get_dominated_by): Return auto_vec<basic_block>.
10685 * dominance.h (get_dominated_by): Likewise.
10686 * auto-profile.c (afdo_find_equiv_class): Adjust.
10687 * cfgloopmanip.c (duplicate_loop_to_header_edge): Likewise.
10688 * loop-unroll.c (unroll_loop_runtime_iterations): Likewise.
10689 * tree-cfg.c (test_linear_chain): Likewise.
10690 (test_diamond): Likewise.
10692 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
10694 * cfgloop.h (get_loop_hot_path): Return auto_vec<basic_block>.
10695 * cfgloopanal.c (get_loop_hot_path): Likewise.
10696 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
10698 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
10700 * cgraph.c (cgraph_node::collect_callers): Return
10701 auto_vec<cgraph_edge *>.
10702 * cgraph.h (cgraph_node::collect_callers): Likewise.
10703 * ipa-cp.c (create_specialized_node): Adjust.
10704 (decide_about_value): Likewise.
10705 (decide_whether_version_node): Likewise.
10706 * ipa-sra.c (process_isra_node_results): Likewise.
10708 2021-06-17 Trevor Saunders <tbsaunde@tbsaunde.org>
10710 * vec.h (vl_ptr>::using_auto_storage): Handle null m_vec.
10711 (auto_vec<T, 0>::auto_vec): Define move constructor, and delete copy
10713 (auto_vec<T, 0>::operator=): Define move assignment and delete copy
10716 2021-06-17 Aldy Hernandez <aldyh@redhat.com>
10718 * gimple-range.cc (debug_seed_ranger): New.
10719 (dump_ranger): New.
10720 (debug_ranger): New.
10722 2021-06-17 Richard Biener <rguenther@suse.de>
10724 PR tree-optimization/54400
10725 * tree-vectorizer.h (enum slp_instance_kind): Add
10726 slp_inst_kind_bb_reduc.
10727 (reduction_fn_for_scalar_code): Declare.
10728 * tree-vect-data-refs.c (vect_slp_analyze_instance_dependence):
10729 Check SLP_INSTANCE_KIND instead of looking at the
10731 (vect_slp_analyze_instance_alignment): Likewise.
10732 * tree-vect-loop.c (reduction_fn_for_scalar_code): Export.
10733 * tree-vect-slp.c (vect_slp_linearize_chain): Split out
10734 chain linearization from vect_build_slp_tree_2 and generalize
10735 for the use of BB reduction vectorization.
10736 (vect_build_slp_tree_2): Adjust accordingly.
10737 (vect_optimize_slp): Elide permutes at the root of BB reduction
10739 (vectorizable_bb_reduc_epilogue): New function.
10740 (vect_slp_prune_covered_roots): Likewise.
10741 (vect_slp_analyze_operations): Use them.
10742 (vect_slp_check_for_constructors): Recognize associatable
10743 chains for BB reduction vectorization.
10744 (vectorize_slp_instance_root_stmt): Generate code for the
10745 BB reduction epilogue.
10747 2021-06-17 Andrew MacLeod <amacleod@redhat.com>
10749 * gimple-range-gori.cc (gori_compute::has_edge_range_p): Check with
10751 (gori_compute::may_recompute_p): New.
10752 (gori_compute::outgoing_edge_range_p): Perform recomputations.
10753 * gimple-range-gori.h (class gori_compute): Add prototype.
10755 2021-06-17 Andrew MacLeod <amacleod@redhat.com>
10757 * gimple-range-cache.cc (ranger_cache::range_on_edge): Always return
10758 true when a range can be calculated.
10759 * gimple-range.cc (gimple_ranger::dump_bb): Check has_edge_range_p.
10761 2021-06-16 Martin Sebor <msebor@redhat.com>
10763 * doc/invoke.texi (-Wmismatched-dealloc, -Wmismatched-new-delete):
10764 Correct documented defaults.
10766 2021-06-16 Andrew MacLeod <amacleod@redhat.com>
10768 * gimple-range-cache.cc (ranger_cache::ranger_cache): Initialize
10769 m_new_value_p directly.
10771 2021-06-16 Uroš Bizjak <ubizjak@gmail.com>
10774 * config/i386/i386-expand.c (expand_vec_perm_2perm_pblendv):
10775 Handle 64bit modes for TARGET_SSE4_1.
10776 (expand_vec_perm_pshufb2): Handle 64bit modes for TARGET_SSSE3.
10777 (expand_vec_perm_even_odd_pack): Handle V4HI mode.
10778 (expand_vec_perm_even_odd_1) <case E_V4HImode>: Expand via
10779 expand_vec_perm_pshufb2 for TARGET_SSSE3 and via
10780 expand_vec_perm_even_odd_pack for TARGET_SSE4_1.
10781 * config/i386/mmx.md (mmx_packusdw): New insn pattern.
10783 2021-06-16 Jonathan Wright <jonathan.wright@arm.com>
10785 * config/aarch64/aarch64-simd.md (aarch64_<sur><addsub>hn<mode>):
10786 Change to an expander that emits the correct instruction
10787 depending on endianness.
10788 (aarch64_<sur><addsub>hn<mode>_insn_le): Define.
10789 (aarch64_<sur><addsub>hn<mode>_insn_be): Define.
10791 2021-06-16 Jonathan Wright <jonathan.wright@arm.com>
10793 * config/aarch64/aarch64-simd-builtins.def: Split generator
10794 for aarch64_<su>qmovn builtins into scalar and vector
10796 * config/aarch64/aarch64-simd.md (aarch64_<su>qmovn<mode>_insn_le):
10798 (aarch64_<su>qmovn<mode>_insn_be): Define.
10799 (aarch64_<su>qmovn<mode>): Split into scalar and vector
10800 variants. Change vector variant to an expander that emits the
10801 correct instruction depending on endianness.
10803 2021-06-16 Jonathan Wright <jonathan.wright@arm.com>
10805 * config/aarch64/aarch64-simd-builtins.def: Split generator
10806 for aarch64_sqmovun builtins into scalar and vector variants.
10807 * config/aarch64/aarch64-simd.md (aarch64_sqmovun<mode>):
10808 Split into scalar and vector variants. Change vector variant
10809 to an expander that emits the correct instruction depending
10811 (aarch64_sqmovun<mode>_insn_le): Define.
10812 (aarch64_sqmovun<mode>_insn_be): Define.
10814 2021-06-16 Jonathan Wright <jonathan.wright@arm.com>
10816 * config/aarch64/aarch64-simd.md (aarch64_xtn<mode>_insn_le):
10817 Define - modeling zero-high-half semantics.
10818 (aarch64_xtn<mode>): Change to an expander that emits the
10819 appropriate instruction depending on endianness.
10820 (aarch64_xtn<mode>_insn_be): Define - modeling zero-high-half
10822 (aarch64_xtn2<mode>_le): Rename to...
10823 (aarch64_xtn2<mode>_insn_le): This.
10824 (aarch64_xtn2<mode>_be): Rename to...
10825 (aarch64_xtn2<mode>_insn_be): This.
10826 (vec_pack_trunc_<mode>): Emit truncation instruction instead
10828 * config/aarch64/iterators.md (Vnarrowd): Add Vnarrowd mode
10829 attribute iterator.
10831 2021-06-16 Martin Jambor <mjambor@suse.cz>
10833 PR tree-optimization/100453
10834 * tree-sra.c (create_access): Disqualify any const candidates
10835 which are written to.
10836 (sra_modify_expr): Do not store sub-replacements back to a const base.
10837 (handle_unscalarized_data_in_subtree): Likewise.
10838 (sra_modify_assign): Likewise. Earlier, use TREE_READONLy test
10839 instead of constant_decl_p.
10841 2021-06-16 Jakub Jelinek <jakub@redhat.com>
10843 PR middle-end/101062
10844 * stor-layout.c (finish_bitfield_representative): For fields in unions
10845 assume nextf is always NULL.
10846 (finish_bitfield_layout): Compute bit field representatives also in
10847 unions, but handle it as if each bitfield was the only field in the
10850 2021-06-16 Richard Biener <rguenther@suse.de>
10852 PR tree-optimization/101088
10853 * tree-ssa-loop-im.c (sm_seq_valid_bb): Only look for
10854 supported refs on edges. Do not assert same ref but
10855 different kind stores are unsuported but mark them so.
10856 (hoist_memory_references): Only look for supported refs
10859 2021-06-16 Roger Sayle <roger@nextmovesoftware.com>
10861 PR rtl-optimization/46235
10862 * config/i386/i386.md: New define_split for bt followed by cmov.
10863 (*bt<mode>_setcqi): New define_insn_and_split for bt followed by setc.
10864 (*bt<mode>_setncqi): New define_insn_and_split for bt then setnc.
10865 (*bt<mode>_setnc<mode>): New define_insn_and_split for bt followed
10866 by setnc with zero extension.
10868 2021-06-16 Richard Biener <rguenther@suse.de>
10870 PR tree-optimization/101083
10871 * tree-vect-slp.c (vect_slp_build_two_operator_nodes): Get
10872 vectype as argument.
10873 (vect_build_slp_tree_2): Adjust.
10875 2021-06-15 Martin Sebor <msebor@redhat.com>
10877 PR middle-end/100876
10878 * builtins.c: (gimple_call_return_array): Account for size_t
10879 mangling as either unsigned int or unsigned long
10881 2021-06-15 Jeff Law <jeffreyalaw@gmail.com>
10883 * compare-elim.c (try_eliminate_compare): Run DCE to clean things
10884 up before eliminating comparisons.
10886 2021-06-15 Aldy Hernandez <aldyh@redhat.com>
10888 * range-op.cc (operator_bitwise_or::wi_fold): Make sure
10889 nonzero|X is nonzero.
10890 (range_op_bitwise_and_tests): Add tests for above.
10892 2021-06-15 Carl Love <cel@us.ibm.com>
10895 * config/rs6000/rs6000-builtin.def (VCMPEQUT): Fix the ICODE for the
10897 (VRLQ, VSLQ, VSRQ, VSRAQ): Remove unused BU_P10_OVERLOAD_2
10900 2021-06-15 Tobias Burnus <tobias@codesourcery.com>
10903 * gimplify.c (enum gimplify_defaultmap_kind): Add GDMK_SCALAR_TARGET.
10904 (struct gimplify_omp_ctx): Extend defaultmap array by one.
10905 (new_omp_context): Init defaultmap[GDMK_SCALAR_TARGET].
10906 (omp_notice_variable): Update type classification for Fortran.
10907 (gimplify_scan_omp_clauses): Update calls for new argument; handle
10908 GDMK_SCALAR_TARGET; for Fortran, GDMK_POINTER avoid GOVD_MAP_0LEN_ARRAY.
10909 * langhooks-def.h (lhd_omp_scalar_p): Add 'ptr_ok' argument.
10910 * langhooks.c (lhd_omp_scalar_p): Likewise.
10911 (LANG_HOOKS_OMP_ALLOCATABLE_P, LANG_HOOKS_OMP_SCALAR_TARGET_P): New.
10912 (LANG_HOOKS_DECLS): Add them.
10913 * langhooks.h (struct lang_hooks_for_decls): Add new hooks, update
10914 omp_scalar_p pointer type to include the new bool argument.
10916 2021-06-15 David Malcolm <dmalcolm@redhat.com>
10918 * doc/analyzer.texi
10919 (Special Functions for Debugging the Analyzer): Add
10920 __analyzer_dump_capacity.
10922 2021-06-15 Jakub Jelinek <jakub@redhat.com>
10925 * expr.c (expand_expr_real_2) <case VEC_PACK_FIX_TRUNC_EXPR,
10926 case VEC_PACK_TRUNC_EXPR>: Clear subtarget when changing mode.
10928 2021-06-15 Richard Biener <rguenther@suse.de>
10930 * cfgloopanal.c (mark_irreducible_loops): Use a dominance
10931 check to identify loop latches.
10932 * cfgloop.c (verify_loop_structure): Likewise.
10933 * loop-init.c (apply_loop_flags): Allow marked irreducible
10934 regions even with multiple latches.
10935 * predict.c (rebuild_frequencies): Simplify.
10937 2021-06-15 Richard Biener <rguenther@suse.de>
10939 * tree-ssa-threadupdate.c
10940 (jump_thread_path_registry::mark_threaded_blocks): Assert we
10941 have marked irreducible regions.
10943 2021-06-14 Martin Sebor <msebor@redhat.com>
10946 * builtins.c (gimple_call_return_array): Check for attribute fn spec.
10947 Handle calls to placement new.
10948 (ndecl_dealloc_argno): Avoid placement delete.
10950 2021-06-14 Peter Bergner <bergner@linux.ibm.com>
10953 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_mma_builtin): Use
10954 create_tmp_reg_or_ssa_name().
10956 2021-06-14 Andrew MacLeod <amacleod@redhat.com>
10958 * gimple-range-cache.cc (ranger_cache::ranger_cache): Adjust.
10959 (ranger_cache::enable_new_values): Set to specified value and
10960 return the old value.
10961 (ranger_cache::disable_new_values): Delete.
10962 (ranger_cache::fill_block_cache): Disable non 1st order derived
10964 * gimple-range-cache.h (ranger_cache): Adjust prototypes.
10965 * gimple-range.cc (gimple_ranger::range_of_expr): Adjust.
10967 2021-06-14 Uroš Bizjak <ubizjak@gmail.com>
10970 * config/i386/i386-expand.c (ix86_vectorize_vec_perm_const):
10971 Return true early when testing with V2HImode.
10972 * config/i386/mmx.md (*punpckwd): Split to sse2_pshuflw_1.
10974 2021-06-14 Christophe Lyon <christophe.lyon@linaro.org>
10976 * config/arm/mve.md (mve_vec_unpack<US>_lo_<mode>): New pattern.
10977 (mve_vec_unpack<US>_hi_<mode>): New pattern.
10978 (@mve_vec_pack_trunc_lo_<mode>): New pattern.
10979 (mve_vmovntq_<supf><mode>): Prefix with '@'.
10980 * config/arm/neon.md (vec_unpack<US>_hi_<mode>): Move to
10982 (vec_unpack<US>_lo_<mode>): Likewise.
10983 (vec_pack_trunc_<mode>): Rename to
10984 neon_quad_vec_pack_trunc_<mode>.
10985 * config/arm/vec-common.md (vec_unpack<US>_hi_<mode>): New
10987 (vec_unpack<US>_lo_<mode>): New.
10988 (vec_pack_trunc_<mode>): New.
10990 2021-06-14 Richard Biener <rguenther@suse.de>
10992 PR tree-optimization/100934
10993 * tree-ssa-dom.c (pass_dominator::execute): Properly
10994 mark irreducible regions.
10996 2021-06-14 Martin Liska <mliska@suse.cz>
10998 * doc/invoke.texi: Put r{...} on the same line as @item.
11000 2021-06-14 Martin Liska <mliska@suse.cz>
11002 * doc/invoke.texi: Add missing newline.
11004 2021-06-14 Martin Liska <mliska@suse.cz>
11006 * doc/invoke.texi: Remove '+' charasters.
11008 2021-06-14 Claudiu Zissulescu <claziss@synopsys.com>
11010 * config.gcc (arc): Add support for with_cpu option.
11011 * config/arc/arc.h (OPTION_DEFAULT_SPECS): Add fpu.
11013 2021-06-14 Richard Biener <rguenther@suse.de>
11015 PR tree-optimization/101031
11016 * tree-ssa-strlen.c (maybe_invalidate): Increment max_size
11017 instead of size when accounting for a possibly string
11020 2021-06-14 Martin Liska <mliska@suse.cz>
11022 * gimple-ssa-evrp.c (pointer_equiv_analyzer::~pointer_equiv_analyzer): Use delete[].
11024 2021-06-14 Aldy Hernandez <aldyh@redhat.com>
11026 * value-query.cc (gimple_range_global): Call get_range_global
11027 if called after inlining.
11029 2021-06-13 Uroš Bizjak <ubizjak@gmail.com>
11032 * config/i386/i386-expand.c (expand_vec_perm_pshufb):
11033 Emit constant permutation insn directly from here.
11035 2021-06-13 Trevor Saunders <tbsaunde@tbsaunde.org>
11037 * attribs.c (find_attribute_namespace): Iterate over vec<> with
11039 * auto-profile.c (afdo_find_equiv_class): Likewise.
11040 * gcc.c (do_specs_vec): Likewise.
11041 (do_spec_1): Likewise.
11042 (driver::set_up_specs): Likewise.
11043 * gimple-loop-jam.c (any_access_function_variant_p): Likewise.
11044 * gimple-ssa-store-merging.c (compatible_load_p): Likewise.
11045 (imm_store_chain_info::try_coalesce_bswap): Likewise.
11046 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
11047 (get_location_for_stmts): Likewise.
11048 * graphite-poly.c (print_iteration_domains): Likewise.
11049 (free_poly_bb): Likewise.
11050 (remove_gbbs_in_scop): Likewise.
11051 (free_scop): Likewise.
11052 (dump_gbb_cases): Likewise.
11053 (dump_gbb_conditions): Likewise.
11054 (print_pdrs): Likewise.
11055 (print_scop): Likewise.
11056 * ifcvt.c (cond_move_process_if_block): Likewise.
11057 * lower-subreg.c (decompose_multiword_subregs): Likewise.
11058 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
11059 * sanopt.c (sanitize_rewrite_addressable_params): Likewise.
11060 * sel-sched-dump.c (dump_insn_vector): Likewise.
11061 * store-motion.c (store_ops_ok): Likewise.
11062 (store_killed_in_insn): Likewise.
11063 * timevar.c (timer::named_items::print): Likewise.
11064 * tree-cfgcleanup.c (cleanup_control_flow_pre): Likewise.
11065 (cleanup_tree_cfg_noloop): Likewise.
11066 * tree-data-ref.c (dump_data_references): Likewise.
11067 (print_dir_vectors): Likewise.
11068 (print_dist_vectors): Likewise.
11069 (dump_data_dependence_relations): Likewise.
11070 (dump_dist_dir_vectors): Likewise.
11071 (dump_ddrs): Likewise.
11072 (create_runtime_alias_checks): Likewise.
11073 (free_subscripts): Likewise.
11074 (save_dist_v): Likewise.
11075 (save_dir_v): Likewise.
11076 (invariant_access_functions): Likewise.
11077 (same_access_functions): Likewise.
11078 (access_functions_are_affine_or_constant_p): Likewise.
11079 (find_data_references_in_stmt): Likewise.
11080 (graphite_find_data_references_in_stmt): Likewise.
11081 (free_dependence_relations): Likewise.
11082 (free_data_refs): Likewise.
11083 * tree-inline.c (copy_debug_stmts): Likewise.
11084 * tree-into-ssa.c (dump_currdefs): Likewise.
11085 (rewrite_update_phi_arguments): Likewise.
11086 * tree-ssa-propagate.c (clean_up_loop_closed_phi): Likewise.
11087 * tree-vect-data-refs.c (vect_analyze_possibly_independent_ddr):
11089 (vect_slp_analyze_node_dependences): Likewise.
11090 (vect_slp_analyze_instance_dependence): Likewise.
11091 (vect_record_base_alignments): Likewise.
11092 (vect_get_peeling_costs_all_drs): Likewise.
11093 (vect_peeling_supportable): Likewise.
11094 * tree-vectorizer.c (vec_info::~vec_info): Likewise.
11095 (vec_info::free_stmt_vec_infos): Likewise.
11097 2021-06-13 Jeff Law <jeffreyalaw@gmail.com>
11099 * config/h8300/logical.md (<code>qi3_1<cczn>): New pattern.
11100 (andqi3_1<cczn>): Removed.
11101 (<ors>qi3_1): Do not split for IOR/XOR a single bit.
11102 (H8/SX bit logicals): Split out from other patterns.
11103 * config/h8300/multiply.md (mulqihi3_const<cczn>): Renamed from
11104 mulqihi3_const_clobber_flags.
11105 (mulqihi3<cczn>, mulhisi3_const<cczn>, mulhisi3<cczn>): Similarly
11107 2021-06-13 H.J. Lu <hjl.tools@gmail.com>
11110 * config/i386/i386.c (ix86_expand_prologue): Set red_zone_used
11111 to true if red zone is used.
11112 (ix86_output_indirect_jmp): Replace ix86_red_zone_size with
11113 ix86_red_zone_used.
11114 * config/i386/i386.h (machine_function): Add red_zone_used.
11115 (ix86_red_zone_size): Removed.
11116 (ix86_red_zone_used): New.
11117 * config/i386/i386.md (peephole2 patterns): Replace
11118 ix86_red_zone_size with ix86_red_zone_used.
11120 2021-06-12 Jason Merrill <jason@redhat.com>
11122 * doc/extend.texi (unused variable attribute): Applies to
11123 structure fields as well.
11125 2021-06-12 Eugene Rozenfeld <erozen@microsoft.com>
11127 * auto-profile.c (read_profile): fix a typo in an error string
11129 2021-06-11 Thomas Schwinge <thomas@codesourcery.com>
11131 * tree-pretty-print.h (dump_omp_clauses): Add 'bool = true'
11133 * tree-pretty-print.c (dump_omp_clauses): Update.
11134 (dump_generic_node) <OMP_CLAUSE>: Use it.
11136 2021-06-11 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
11139 * config/arm/arm_mve.h (__arm_vld1q): Change __ARM_mve_coerce(p0,
11140 int8_t const *) to __ARM_mve_coerce1(p0, int8_t *) in the argument for
11141 the polymorphic variants matching code.
11142 (__arm_vld1q_z): Likewise.
11143 (__arm_vld2q): Likewise.
11144 (__arm_vld4q): Likewise.
11145 (__arm_vldrbq_gather_offset): Likewise.
11146 (__arm_vldrbq_gather_offset_z): Likewise.
11148 2021-06-11 Roger Sayle <roger@nextmovesoftware.com>
11150 PR tree-optimization/96392
11151 * fold-const.h (tree_expr_maybe_real_minus_zero_p): Fix prototype.
11153 2021-06-11 Roger Sayle <roger@nextmovesoftware.com>
11155 PR tree-optimization/96392
11156 * fold-const.c (fold_real_zero_addition_p): Take both arguments
11157 of the addition or subtraction, not just the zero. Use this
11158 other argument in tests for signaling NaNs and signed zeros.
11159 (tree_expr_maybe_real_minus_zero_p): New predicate.
11160 * fold-const.h (fold_real_zero_addition_p): Update prototype.
11161 (tree_expr_maybe_real_minus_zero_p): New function prototype.
11162 * match.pd: Update calls to fold_real_zero_addition_p.
11163 Replace HONOR_NANS with tree_expr_maybe_nan_p.
11164 Replace HONOR_SIGNED_ZEROS with tree_expr_maybe_real_minus_zero_p.
11165 Replace HONOR_SNANS with tree_expr_maybe_signaling_nan_p.
11166 * tree-ssa-reassoc.c (eliminate_using_constants): Update
11167 call to fold_real_zero_addition_p.
11169 2021-06-11 Richard Biener <rguenther@suse.de>
11171 PR tree-optimization/101025
11172 * tree-ssa-loop-im.c (sm_seq_valid_bb): Make sure to process
11173 all refs that require dependence checking.
11175 2021-06-11 Richard Biener <rguenther@suse.de>
11177 PR tree-optimization/101028
11178 * tree-vect-slp.c (vect_build_slp_tree_2): When SLP
11179 reassoc discovery fails fatally, mark appropriate lanes
11182 2021-06-11 Richard Biener <rguenther@suse.de>
11184 PR tree-optimization/101026
11185 * tree-vect-slp.c (vect_build_slp_tree_2): Make sure we
11186 have a representative for the associated chain nodes.
11188 2021-06-11 Jakub Jelinek <jakub@redhat.com>
11190 PR rtl-optimization/101008
11191 * simplify-rtx.c (relational_result): New function.
11192 (simplify_logical_relational_operation,
11193 simplify_relational_operation): Use it.
11195 2021-06-11 Jakub Jelinek <jakub@redhat.com>
11198 * config/i386/sse.md (*vec_concat<mode>_0_1): Require TARGET_SSE2.
11200 2021-06-11 Uroš Bizjak <ubizjak@gmail.com>
11203 * config/i386/i386-expand.c (expand_vec_perm_pshufb): Return
11204 false if the permutation can be implemented with constant
11205 permutation instruction in wider mode.
11206 (canonicalize_vector_int_perm): Move above expand_vec_perm_pshufb.
11207 Handle V8QImode and V4HImode.
11209 2021-06-11 Martin Liska <mliska@suse.cz>
11211 PR gcov-profile/100788
11212 * common.opt: Add new option.
11213 * coverage.c (coverage_begin_function): Emit warning instead on
11214 the internal compiler error.
11215 * doc/invoke.texi: Document the option.
11216 * toplev.c (process_options): Enable it by default.
11218 2021-06-11 Richard Biener <rguenther@suse.de>
11220 PR middle-end/101009
11221 * tree-data-ref.c (build_classic_dist_vector_1): Make sure
11222 to set *init_b to true when we encounter a constant equal
11224 (compute_affine_dependence): Also dump the actual DR_REF.
11226 2021-06-10 Aldy Hernandez <aldyh@redhat.com>
11228 PR tree-optimization/100984
11229 * gimple-ssa-evrp.c (ssa_equiv_stack): Use auto_vec for
11230 replacements table.
11231 (ssa_equiv_stack::~ssa_equiv_stack): Remove.
11233 2021-06-11 Kewen Lin <linkw@linux.ibm.com>
11235 * config/rs6000/rs6000.md
11236 (floatsi<SFDF:mode>2_lfiwax_<QHI:mode>_mem_zext): New
11237 define_insn_and_split.
11239 2021-06-11 Richard Biener <rguenther@suse.de>
11241 * tree-vect-slp.c (vect_build_slp_tree_2): Use stablesort
11242 to sort operands of the associative chain.
11244 2021-06-11 Richard Biener <rguenther@suse.de>
11246 * system.h (gcc_stablesort_r): Declare.
11247 * sort.cc (gcc_sort_r): Support stable sort.
11248 (gcc_stablesort_r): Define.
11249 * vec.h (vec<>::stablesort): Add.
11251 2021-06-10 Uroš Bizjak <ubizjak@gmail.com>
11254 * config/i386/i386-expand.c (ix86_split_mmx_punpck):
11255 Handle V2SF mode. Emit SHUFPS to fixup unpack-high for V2SF mode.
11256 (expand_vec_perm_blend): Handle 64bit modes for TARGET_SSE4_1.
11257 (expand_vec_perm_pshufb): Handle 64bit modes for TARGET_SSSE3.
11258 (expand_vec_perm_pblendv): Handle 64bit modes for TARGET_SSE4_1.
11259 (expand_vec_perm_interleave2): Handle 64bit modes.
11260 (expand_vec_perm_even_odd_pack): Handle V8QI mode.
11261 (expand_vec_perm_even_odd_1): Ditto.
11262 (ix86_vectorize_vec_perm_const): Ditto.
11263 * config/i386/i386.md (UNSPEC_PSHUFB): Move from ...
11264 * config/i386/sse.md: ... here.
11265 * config/i386/mmx.md (*vec_interleave_lowv2sf):
11266 New insn_and_split pattern.
11267 (*vec_interleave_highv2sf): Ditto.
11268 (mmx_pshufbv8qi3): New insn pattern.
11269 (*mmx_pblendw): Ditto.
11271 2021-06-10 Peter Bergner <bergner@linux.ibm.com>
11273 * config/rs6000/rs6000-builtin.def (build_pair): New built-in.
11274 (build_acc): Likewise.
11275 * config/rs6000/rs6000-call.c (mma_expand_builtin): Swap assemble
11276 source operands in little-endian mode.
11277 (rs6000_gimple_fold_mma_builtin): Handle VSX_BUILTIN_BUILD_PAIR.
11278 (mma_init_builtins): Likewise.
11279 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Handle endianness
11280 ordering for the MMA assemble and build source operands.
11281 * doc/extend.texi (__builtin_vsx_build_acc, __builtin_mma_build_pair):
11283 (__builtin_mma_assemble_acc, __builtin_mma_assemble_pair): Remove
11286 2021-06-10 Jeff Law <jeffreyalaw@gmail.com>
11288 * config/h8300/h8300.c (select_cc_mode): Handle MEM. Use
11290 * config/h8300/extensions.md: Replace _clobber_flags patterns
11293 2021-06-10 Robin Dapp <rdapp@linux.ibm.com>
11295 * config/s390/vector.md (vcond_mask_<mode><mode>): Change to
11296 (vcond_mask_<mode><tointvec>): this.
11298 2021-06-10 Andrew Stubbs <ams@codesourcery.com>
11299 Thomas Schwinge <thomas@codesourcery.com>
11301 * omp-builtins.def (BUILT_IN_GOACC_ENTER_EXIT_DATA): Split into...
11302 (BUILT_IN_GOACC_ENTER_DATA, BUILT_IN_GOACC_EXIT_DATA): ... these.
11303 * gimple.h (enum gf_mask): Split
11304 'GF_OMP_TARGET_KIND_OACC_ENTER_EXIT_DATA' into
11305 'GF_OMP_TARGET_KIND_OACC_ENTER_DATA' and
11306 'GF_OMP_TARGET_KIND_OACC_EXIT_DATA'.
11307 (is_gimple_omp_oacc): Update.
11308 * gimple-pretty-print.c (dump_gimple_omp_target): Likewise.
11309 * gimplify.c (gimplify_omp_target_update): Likewise.
11310 * omp-expand.c (expand_omp_target, build_omp_regions_1)
11311 (omp_make_gimple_edges): Likewise.
11312 * omp-low.c (check_omp_nesting_restrictions, lower_omp_target):
11315 2021-06-10 Aldy Hernandez <aldyh@redhat.com>
11317 * value-query.cc (value_query::value_on_edge): Rename name to
11319 (range_query::range_on_edge): Same.
11320 (range_query::value_of_expr): Same.
11321 (range_query::value_on_edge): Same.
11322 * value-query.h (class value_query): Same.
11323 (class range_query): Same.
11325 2021-06-10 Richard Biener <rguenther@suse.de>
11327 PR tree-optimization/101003
11328 * tree-vect-slp.c (vect_build_slp_tree_2): Appropriately
11329 use the pattern stmt defs when linearizing a chain.
11331 2021-06-10 Jakub Jelinek <jakub@redhat.com>
11334 * ifcvt.c (noce_get_alt_condition, noce_try_abs): Use
11335 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
11337 2021-06-10 Clement Chigot <clement.chigot@atos.net>
11339 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add Power10 directive.
11340 * config/rs6000/aix72.h (ASM_CPU_SPEC): Likewise.
11342 2021-06-09 Andrew Pinski <apinski@marvell.com>
11344 PR tree-optimization/100925
11345 * match.pd (a ? CST1 : CST2): Limit transformations
11346 that would produce a negative to integeral types only.
11347 Change !POINTER_TYPE_P to INTEGRAL_TYPE_P also.
11349 2021-06-09 Jeff Law <jeffreyalaw@gmail.com>
11352 2021-06-09 Jeff Law <jeffreyalaw@gmail.com>
11354 * doc/tm.texi: Correctly update.
11356 2021-06-09 Jeff Law <jeffreyalaw@gmail.com>
11358 * doc/tm.texi: Correctly update.
11360 2021-06-09 H.J. Lu <hjl.tools@gmail.com>
11363 * doc/tm.texi.in (Trampolines): Add a missing blank line.
11365 2021-06-09 Paul Eggert <eggert@cs.ucla.edu>
11368 * doc/invoke.texi (Code Gen Options); Document that -fno-trampolines
11369 and -ftrampolines work only with Ada.
11370 * doc/tm.texi.in (Trampolines): Likewise.
11371 * doc/tm.texi: Regenerated.
11373 2021-06-09 Carl Love <cel@us.ibm.com>
11375 * config/rs6000/altivec.h (vec_signextll, vec_signexti, vec_signextq):
11376 Add define for new builtins.
11377 * config/rs6000/altivec.md(altivec_vreveti2): Add define_expand.
11378 * config/rs6000/rs6000-builtin.def (VSIGNEXTI, VSIGNEXTLL): Add
11379 overloaded builtin definitions.
11380 (VSIGNEXTSB2W, VSIGNEXTSH2W, VSIGNEXTSB2D, VSIGNEXTSH2D,VSIGNEXTSW2D,
11381 VSIGNEXTSD2Q): Add builtin expansions.
11382 (SIGNEXT): Add P10 overload definition.
11383 * config/rs6000/rs6000-call.c (P9V_BUILTIN_VEC_VSIGNEXTI, P9V_BUILTIN_VEC_VSIGNEXTLL,
11384 P10_BUILTIN_VEC_SIGNEXT): Add overloaded argument definitions.
11385 * config/rs6000/vsx.md (vsx_sign_extend_v2di_v1ti): Add define_insn.
11386 (vsignextend_v2di_v1ti, vsignextend_qi_<mode>, vsignextend_hi_<mode>,
11387 vsignextend_si_v2di)[VIlong]: Add define_expand.
11388 Make define_insn vsx_sign_extend_si_v2di visible.
11389 * doc/extend.texi: Add documentation for the vec_signexti,
11390 vec_signextll builtins and vec_signextq.
11392 2021-06-09 Carl Love <cel@us.ibm.com>
11394 * config/rs6000/rs6000.c (__fixkfti, __fixunskfti, __floattikf,
11395 __floatuntikf): Names changed to __fixkfti_sw, __fixunskfti_sw,
11396 __floattikf_sw, __floatuntikf_sw respectively.
11397 * config/rs6000/rs6000.md (floatti<mode>2, floatunsti<mode>2,
11398 fix_trunc<mode>ti2, fixuns_trunc<mode>ti2): Add
11399 define_insn for mode IEEE 128.
11401 2021-06-09 Carl Love <cel@us.ibm.com>
11403 * config/rs6000/altivec.md (altivec_vslq, altivec_vsrq):
11404 Rename to altivec_vslq_<mode>, altivec_vsrq_<mode>, mode VEC_TI.
11405 * config/rs6000/vector.md (VEC_TI): Was named VSX_TI in vsx.md.
11406 (vashlv1ti3): Change to vashl<mode>3, mode VEC_TI.
11407 (vlshrv1ti3): Change to vlshr<mode>3, mode VEC_TI.
11408 * config/rs6000/vsx.md (VSX_TI): Remove define_mode_iterator. Update
11409 uses of VSX_TI to VEC_TI.
11411 2021-06-09 Carl Love <cel@us.ibm.com>
11413 * config/rs6000/dfp.md (floattitd2, fixtdti2): New define_insns.
11415 2021-06-09 Carl Love <cel@us.ibm.com>
11417 * config/rs6000/altivec.h (vec_dive, vec_mod): Add define for new
11419 * config/rs6000/altivec.md (UNSPEC_VMULEUD, UNSPEC_VMULESD,
11420 UNSPEC_VMULOUD, UNSPEC_VMULOSD): New unspecs.
11421 (altivec_eqv1ti, altivec_gtv1ti, altivec_gtuv1ti, altivec_vmuleud,
11422 altivec_vmuloud, altivec_vmulesd, altivec_vmulosd, altivec_vrlq,
11423 altivec_vrlqmi, altivec_vrlqmi_inst, altivec_vrlqnm,
11424 altivec_vrlqnm_inst, altivec_vslq, altivec_vsrq, altivec_vsraq,
11425 altivec_vcmpequt_p, altivec_vcmpgtst_p, altivec_vcmpgtut_p): New
11427 (vec_widen_umult_even_v2di, vec_widen_smult_even_v2di,
11428 vec_widen_umult_odd_v2di, vec_widen_smult_odd_v2di, altivec_vrlqmi,
11429 altivec_vrlqnm): New define_expands.
11430 * config/rs6000/rs6000-builtin.def (VCMPEQUT_P, VCMPGTST_P,
11431 VCMPGTUT_P): Add macro expansions.
11432 (BU_P10V_AV_P): Add builtin predicate definition.
11433 (VCMPGTUT, VCMPGTST, VCMPEQUT, CMPNET, CMPGE_1TI,
11434 CMPGE_U1TI, CMPLE_1TI, CMPLE_U1TI, VNOR_V1TI_UNS, VNOR_V1TI, VCMPNET_P,
11435 VCMPAET_P, VMULEUD, VMULESD, VMULOUD, VMULOSD, VRLQ,
11436 VSLQ, VSRQ, VSRAQ, VRLQNM, DIV_V1TI, UDIV_V1TI, DIVES_V1TI, DIVEU_V1TI,
11437 MODS_V1TI, MODU_V1TI, VRLQMI): New macro expansions.
11438 (VRLQ, VSLQ, VSRQ, VSRAQ, DIVE, MOD): New overload expansions.
11439 * config/rs6000/rs6000-call.c (P10_BUILTIN_VCMPEQUT,
11440 P10V_BUILTIN_CMPGE_1TI, P10V_BUILTIN_CMPGE_U1TI,
11441 P10V_BUILTIN_VCMPGTUT, P10V_BUILTIN_VCMPGTST,
11442 P10V_BUILTIN_CMPLE_1TI, P10V_BUILTIN_VCMPLE_U1TI,
11443 P10V_BUILTIN_DIV_V1TI, P10V_BUILTIN_UDIV_V1TI,
11444 P10V_BUILTIN_VMULESD, P10V_BUILTIN_VMULEUD,
11445 P10V_BUILTIN_VMULOSD, P10V_BUILTIN_VMULOUD,
11446 P10V_BUILTIN_VNOR_V1TI, P10V_BUILTIN_VNOR_V1TI_UNS,
11447 P10V_BUILTIN_VRLQ, P10V_BUILTIN_VRLQMI,
11448 P10V_BUILTIN_VRLQNM, P10V_BUILTIN_VSLQ,
11449 P10V_BUILTIN_VSRQ, P10V_BUILTIN_VSRAQ,
11450 P10V_BUILTIN_VCMPGTUT_P, P10V_BUILTIN_VCMPGTST_P,
11451 P10V_BUILTIN_VCMPEQUT_P, P10V_BUILTIN_VCMPGTUT_P,
11452 P10V_BUILTIN_VCMPGTST_P, P10V_BUILTIN_CMPNET,
11453 P10V_BUILTIN_VCMPNET_P, P10V_BUILTIN_VCMPAET_P,
11454 P10V_BUILTIN_DIVES_V1TI, P10V_BUILTIN_MODS_V1TI,
11455 P10V_BUILTIN_MODU_V1TI):
11456 New overloaded definitions.
11457 (rs6000_gimple_fold_builtin) [P10V_BUILTIN_VCMPEQUT,
11458 P10V_BUILTIN_CMPNET, P10V_BUILTIN_CMPGE_1TI,
11459 P10V_BUILTIN_CMPGE_U1TI, P10V_BUILTIN_VCMPGTUT,
11460 P10V_BUILTIN_VCMPGTST, P10V_BUILTIN_CMPLE_1TI,
11461 P10V_BUILTIN_CMPLE_U1TI]: New case statements.
11462 (rs6000_init_builtins) [bool_V1TI_type_node, int_ftype_int_v1ti_v1ti]:
11464 (altivec_init_builtins): New E_V1TImode case statement.
11465 (builtin_function_type)[P10_BUILTIN_128BIT_VMULEUD,
11466 P10_BUILTIN_128BIT_VMULOUD, P10_BUILTIN_128BIT_DIVEU_V1TI,
11467 P10_BUILTIN_128BIT_MODU_V1TI, P10_BUILTIN_CMPGE_U1TI,
11468 P10_BUILTIN_VCMPGTUT, P10_BUILTIN_VCMPEQUT]: New case statements.
11469 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute) [E_TImode,
11470 E_V1TImode]: New case statements.
11471 * config/rs6000/rs6000.h (rs6000_builtin_type_index): New enum
11472 value RS6000_BTI_bool_V1TI.
11473 * config/rs6000/vector.md (vector_gtv1ti,vector_nltv1ti,
11474 vector_gtuv1ti, vector_nltuv1ti, vector_ngtv1ti, vector_ngtuv1ti,
11475 vector_eq_v1ti_p, vector_ne_v1ti_p, vector_ae_v1ti_p,
11476 vector_gt_v1ti_p, vector_gtu_v1ti_p, vrotlv1ti3, vashlv1ti3,
11477 vlshrv1ti3, vashrv1ti3): New define_expands.
11478 * config/rs6000/vsx.md (UNSPEC_VSX_DIVSQ, UNSPEC_VSX_DIVUQ,
11479 UNSPEC_VSX_DIVESQ, UNSPEC_VSX_DIVEUQ, UNSPEC_VSX_MODSQ,
11480 UNSPEC_VSX_MODUQ): New unspecs.
11481 (mulv2di3, vsx_div_v1ti, vsx_udiv_v1ti, vsx_dives_v1ti,
11482 vsx_diveu_v1ti, vsx_mods_v1ti, vsx_modu_v1ti, xxswapd_v1ti): New
11484 (vcmpnet): New define_expand.
11485 * doc/extend.texi: Add documentation for the new builtins vec_rl,
11486 vec_rlmi, vec_rlnm, vec_sl, vec_sr, vec_sra, vec_mule, vec_mulo,
11487 vec_div, vec_dive, vec_mod, vec_cmpeq, vec_cmpne, vec_cmpgt, vec_cmplt,
11488 vec_cmpge, vec_cmple, vec_all_eq, vec_all_ne, vec_all_gt, vec_all_lt,
11489 vec_all_ge, vec_all_le, vec_any_eq, vec_any_ne, vec_any_gt, vec_any_lt,
11490 vec_any_ge, vec_any_le.
11492 2021-06-09 Carl Love <cel@us.ibm.com>
11494 * config/rs6000/altivec.md (altivec_vrl<VI_char>mi): Fix
11495 bug in argument generation.
11497 2021-06-09 Christophe Lyon <christophe.lyon@linaro.org>
11499 * config/arm/iterators.md (<supf>): Remove VCLZQ_U, VCLZQ_S.
11501 * config/arm/mve.md (mve_vclzq_<supf><mode>): Add '@' prefix,
11502 remove <supf> iterator.
11503 (mve_vclzq_u<mode>): New.
11504 * config/arm/neon.md (clz<mode>2): Rename to neon_vclz<mode>.
11505 (neon_vclz<mode): Move to ...
11506 * config/arm/unspecs.md (VCLZQ_U, VCLZQ_S): Remove.
11507 * config/arm/vec-common.md: ... here. Add support for MVE.
11509 2021-06-09 Christophe Lyon <christophe.lyon@linaro.org>
11511 * config/arm/mve.md (mve_vhaddq_<supf><mode>): Prefix with '@'.
11512 (@mve_vrhaddq_<supf><mode): Likewise.
11513 * config/arm/neon.md (neon_v<r>hadd<sup><mode>): Likewise.
11514 * config/arm/vec-common.md (avg<mode>3_floor, uavg<mode>3_floor)
11515 (avg<mode>3_ceil", uavg<mode>3_ceil): New patterns.
11517 2021-06-09 imba-tjd <109224573@qq.com>
11519 * doc/invoke.texi: Fix typo.
11521 2021-06-09 Roger Sayle <roger@nextmovesoftware.com>
11523 PR middle-end/53267
11524 * fold-const-call.c (fold_const_call_sss) [CASE_CFN_FMOD]:
11525 Support evaluation of fmod/fmodf/fmodl at compile-time.
11527 2021-06-09 Richard Biener <rguenther@suse.de>
11529 PR tree-optimization/100981
11530 * tree-vect-loop.c (vect_create_epilog_for_reduction): Use
11531 gimple_get_lhs to also handle calls.
11532 * tree-vect-slp-patterns.c (complex_pattern::build): Transfer
11535 2021-06-09 Richard Biener <rguenther@suse.de>
11537 PR tree-optimization/97832
11538 * tree-vectorizer.h (_slp_tree::failed): New.
11539 * tree-vect-slp.c (_slp_tree::_slp_tree): Initialize
11541 (_slp_tree::~_slp_tree): Free failed.
11542 (vect_build_slp_tree): Retain failed nodes and record
11543 matches in them, copying that back out when running
11544 into a cached fail. Dump start and end of discovery.
11545 (dt_sort_cmp): New.
11546 (vect_build_slp_tree_2): Handle associatable chains
11547 together doing more aggressive operand swapping.
11549 2021-06-09 H.J. Lu <hjl.tools@gmail.com>
11552 * config.gcc (gcc_cv_initfini_array): Set to yes for Linux and
11554 * doc/install.texi: Require glibc 2.1 and binutils 2.12 for
11555 Linux and GNU targets.
11557 2021-06-09 Richard Biener <rguenther@suse.de>
11559 * tree-vect-stmts.c (vect_is_simple_use): Always get dt
11562 2021-06-09 Claudiu Zissulescu <claziss@synopsys.com>
11564 * config/arc/arc.md (loop_end): Change it to
11565 define_insn_and_split.
11567 2021-06-09 Claudiu Zissulescu <claziss@synopsys.com>
11569 * config/arc/arc.md (maddhisi4): Use VMAC2H instruction.
11570 (machi): New pattern.
11571 (umaddhisi4): Use VMAC2HU instruction.
11572 (umachi): New pattern.
11574 2021-06-09 Claudiu Zissulescu <claziss@synopsys.com>
11576 * config/arc/arc-protos.h (arc_split_move_p): New prototype.
11577 * config/arc/arc.c (arc_split_move_p): New function.
11578 (arc_split_move): Clean up.
11579 * config/arc/arc.md (movdi_insn): Clean up, use arc_split_move_p.
11580 (movdf_insn): Likewise.
11581 * config/arc/simdext.md (mov<VWH>_insn): Likewise.
11583 2021-06-09 Uroš Bizjak <ubizjak@gmail.com>
11586 * config/i386/i386.c (print_operand_address_as): Rename "no_rip"
11587 argument to "raw". Do not emit segment overrides when "raw" is true.
11589 2021-06-09 Martin Liska <mliska@suse.cz>
11591 * doc/gcov.texi: Create a proper JSON files.
11592 * doc/invoke.texi: Remove dots in order to make it a valid
11595 2021-06-09 Xionghu Luo <luoxhu@linux.ibm.com>
11597 * config/rs6000/rs6000-p8swap.c (pattern_is_rotate64): New.
11598 (insn_is_load_p): Use pattern_is_rotate64.
11599 (insn_is_swap_p): Likewise.
11600 (quad_aligned_load_p): Likewise.
11601 (const_load_sequence_p): Likewise.
11602 (replace_swapped_aligned_load): Likewise.
11603 (recombine_lvx_pattern): Likewise.
11604 (recombine_stvx_pattern): Likewise.
11606 2021-06-09 Andrew MacLeod <amacleod@redhat.com>
11608 * gimple-range-gori.cc (gori_compute::outgoing_edge_range_p): Use a
11609 fur_stmt source record.
11610 * gimple-range.cc (fur_source::get_operand): Generic range query.
11611 (fur_source::get_phi_operand): New.
11612 (fur_source::register_dependency): New.
11613 (fur_source::query): New.
11614 (class fur_edge): New. Edge source for operands.
11615 (fur_edge::fur_edge): New.
11616 (fur_edge::get_operand): New.
11617 (fur_edge::get_phi_operand): New.
11618 (fur_edge::query): New.
11619 (fur_stmt::fur_stmt): New.
11620 (fur_stmt::get_operand): New.
11621 (fur_stmt::get_phi_operand): New.
11622 (fur_stmt::query): New.
11623 (class fur_depend): New. Statement source and process dependencies.
11624 (fur_depend::fur_depend): New.
11625 (fur_depend::register_dependency): New.
11626 (class fur_list): New. List source for operands.
11627 (fur_list::fur_list): New.
11628 (fur_list::get_operand): New.
11629 (fur_list::get_phi_operand): New.
11630 (fold_range): New. Instantiate appropriate fur_source class and fold.
11631 (fold_using_range::range_of_range_op): Use new API.
11632 (fold_using_range::range_of_address): Ditto.
11633 (fold_using_range::range_of_phi): Ditto.
11634 (imple_ranger::fold_range_internal): Use fur_depend class.
11635 (fold_using_range::range_of_ssa_name_with_loop_info): Use new API.
11636 * gimple-range.h (class fur_source): Now a base class.
11637 (class fur_stmt): New.
11638 (fold_range): New prototypes.
11639 (fur_source::fur_source): Delete.
11641 2021-06-08 Andrew Pinski <apinski@marvell.com>
11643 PR tree-optimization/25290
11644 * tree-ssa-phiopt.c (xor_replacement): Delete.
11645 (tree_ssa_phiopt_worker): Delete use of xor_replacement.
11646 (match_simplify_replacement): Allow one cheap preparation
11647 statement that can be moved to before the if.
11649 2021-06-08 Pat Haugen <pthaugen@linux.ibm.com>
11651 * config/rs6000/power10.md (power10-fused-load, power10-fused-store,
11652 power10-fused_alu, power10-fused-vec, power10-fused-branch): New.
11654 2021-06-08 Jeff Law <jeffreyalaw@gmail.com>
11656 * config/h8300/logical.md (andqi3_1): Move BCLR case into define_insn_and_split.
11657 Create length attribute on define_insn_and_split. Only split for cases which we
11659 (andqi3_1<cczn>): Renamed from andqi3_1_clobber_flags. Only handle AND here and
11660 fix length computation.
11661 (b<code><mode>msx): Combine QImode and HImode H8/SX patterns using iterator.
11663 2021-06-08 Richard Biener <rguenther@suse.de>
11665 PR tree-optimization/100923
11666 * tree-ssa-sccvn.c (valueize_refs_1): Take a pointer to
11667 the operand vector to be valueized.
11668 (valueize_refs): Likewise.
11669 (valueize_shared_reference_ops_from_ref): Adjust.
11670 (valueize_shared_reference_ops_from_call): Likewise.
11671 (vn_reference_lookup_3): Likewise.
11672 (vn_reference_lookup_pieces): Likewise. Re-valueize
11673 with honoring availability when we are about to create
11674 the ao_ref and valueized before.
11675 (vn_reference_lookup): Likewise.
11676 (vn_reference_insert_pieces): Adjust.
11678 2021-06-08 Richard Biener <rguenther@suse.de>
11680 * tree-vectorizer.h (_slp_instance::root_stmt): Change to...
11681 (_slp_instance::root_stmts): ... a vector.
11682 (SLP_INSTANCE_ROOT_STMT): Rename to ...
11683 (SLP_INSTANCE_ROOT_STMTS): ... this.
11684 (slp_root::root): Change to...
11685 (slp_root::roots): ... a vector.
11686 (slp_root::slp_root): Adjust.
11687 * tree-vect-slp.c (_slp_instance::location): Adjust.
11688 (vect_free_slp_instance): Release the root stmt vector.
11689 (vect_build_slp_instance): Adjust.
11690 (vect_analyze_slp): Likewise.
11691 (_bb_vec_info::~_bb_vec_info): Likewise.
11692 (vect_slp_analyze_operations): Likewise.
11693 (vect_bb_vectorization_profitable_p): Likewise. Adjust
11694 costs for the root stmt.
11695 (vect_slp_check_for_constructors): Gather all BIT_INSERT_EXPRs
11697 (vect_slp_analyze_bb_1): Simplify by marking all root stmts
11699 (vectorize_slp_instance_root_stmt): Adjust.
11700 (vect_schedule_slp): Likewise.
11702 2021-06-08 Aldy Hernandez <aldyh@redhat.com>
11704 * gimple-ssa-evrp.c (class ssa_equiv_stack): New.
11705 (ssa_equiv_stack::ssa_equiv_stack): New.
11706 (ssa_equiv_stack::~ssa_equiv_stack): New.
11707 (ssa_equiv_stack::enter): New.
11708 (ssa_equiv_stack::leave): New.
11709 (ssa_equiv_stack::push_replacement): New.
11710 (ssa_equiv_stack::get_replacement): New.
11711 (is_pointer_ssa): New.
11712 (class pointer_equiv_analyzer): New.
11713 (pointer_equiv_analyzer::pointer_equiv_analyzer): New.
11714 (pointer_equiv_analyzer::~pointer_equiv_analyzer): New.
11715 (pointer_equiv_analyzer::set_global_equiv): New.
11716 (pointer_equiv_analyzer::set_cond_equiv): New.
11717 (pointer_equiv_analyzer::get_equiv): New.
11718 (pointer_equiv_analyzer::enter): New.
11719 (pointer_equiv_analyzer::leave): New.
11720 (pointer_equiv_analyzer::get_equiv_expr): New.
11721 (pta_valueize): New.
11722 (pointer_equiv_analyzer::visit_stmt): New.
11723 (pointer_equiv_analyzer::visit_edge): New.
11724 (hybrid_folder::value_of_expr): Call PTA.
11725 (hybrid_folder::value_on_edge): Same.
11726 (hybrid_folder::pre_fold_bb): New.
11727 (hybrid_folder::post_fold_bb): New.
11728 (hybrid_folder::pre_fold_stmt): New.
11729 (rvrp_folder::pre_fold_bb): New.
11730 (rvrp_folder::post_fold_bb): New.
11731 (rvrp_folder::pre_fold_stmt): New.
11732 (rvrp_folder::value_of_expr): Call PTA.
11733 (rvrp_folder::value_on_edge): Same.
11735 2021-06-08 Jakub Jelinek <jakub@redhat.com>
11738 * tree-inline.c (copy_tree_body_r): For OMP_CLAUSE_DEPEND don't
11739 check TREE_CODE if OMP_CLAUSE_DECL is NULL.
11741 2021-06-08 Richard Biener <rguenther@suse.de>
11743 PR middle-end/100951
11744 * tree-vect-generic.c (expand_vector_piecewise): Build a
11745 VECTOR_CST if all elements are constant.
11746 (expand_vector_condition): Likewise.
11747 (lower_vec_perm): Likewise.
11748 (expand_vector_conversion): Likewise.
11750 2021-06-08 Martin Liska <mliska@suse.cz>
11752 * doc/invoke.texi: Document new param evrp-sparse-threshold.
11754 2021-06-08 Martin Liska <mliska@suse.cz>
11756 * genautomata.c (create_automata): Fix typo.
11758 2021-06-08 Kewen Lin <linkw@linux.ibm.com>
11760 PR tree-optimization/100794
11761 * tree-predcom.c (tree_predictive_commoning_loop): Add parameter
11762 allow_unroll_p and only allow unrolling when it's true.
11763 (tree_predictive_commoning): Add parameter allow_unroll_p and
11765 (run_tree_predictive_commoning): Likewise.
11766 (pass_predcom::gate): Check flag_tree_loop_vectorize and
11767 global_options_set.x_flag_predictive_commoning.
11768 (pass_predcom::execute): Adjust for allow_unroll_p.
11770 2021-06-08 Kewen Lin <linkw@linux.ibm.com>
11772 * tree-predcom.c (execute_pred_commoning): Remove update_ssa call.
11773 (tree_predictive_commoning_loop): Factor some cleanup stuffs into
11774 lambda function cleanup, remove scev_reset call, and adjust return
11776 (tree_predictive_commoning): Adjust for different changed values,
11777 only set flag TODO_update_ssa_only_virtuals if changed.
11778 (pass_data pass_data_predcom): Remove TODO_update_ssa_only_virtuals
11779 from todo_flags_finish.
11781 2021-06-07 Andrew MacLeod <amacleod@redhat.com>
11783 * gimple-range-cache.cc (class sbr_sparse_bitmap): New.
11784 (sbr_sparse_bitmap::sbr_sparse_bitmap): New.
11785 (sbr_sparse_bitmap::bitmap_set_quad): New.
11786 (sbr_sparse_bitmap::bitmap_get_quad): New.
11787 (sbr_sparse_bitmap::set_bb_range): New.
11788 (sbr_sparse_bitmap::get_bb_range): New.
11789 (sbr_sparse_bitmap::bb_range_p): New.
11790 (block_range_cache::block_range_cache): initialize bitmap obstack.
11791 (block_range_cache::~block_range_cache): Destruct obstack.
11792 (block_range_cache::set_bb_range): Decide when to utilze the
11793 sparse on entry cache.
11794 * gimple-range-cache.h (block_range_cache): Add bitmap obstack.
11795 * params.opt (-param=evrp-sparse-threshold): New.
11797 2021-06-07 Andrew MacLeod <amacleod@redhat.com>
11799 * bitmap.c (bitmap_set_aligned_chunk): New.
11800 (bitmap_get_aligned_chunk): New.
11801 (test_aligned_chunk): New.
11802 (bitmap_c_tests): Call test_aligned_chunk.
11803 * bitmap.h (bitmap_set_aligned_chunk, bitmap_get_aligned_chunk): New.
11805 2021-06-07 Uroš Bizjak <ubizjak@gmail.com>
11808 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
11810 (ix86_expand_vector_init_one_nonzero): Ditto.
11811 (ix86_expand_vector_init_one_var): Ditto.
11812 (ix86_expand_vector_init_general): Ditto.
11813 * config/i386/mmx.md (vec_initv4qiqi): New expander.
11815 2021-06-07 Jeff Law <jeffreyalaw@gmail.com>
11817 * config/h8300/movepush.md: Change most _clobber_flags
11818 patterns to instead use <cczn> subst.
11819 (movsi_cczn): New pattern with usable CC cases split out.
11820 (movsi_h8sx_cczn): Likewise.
11822 2021-06-07 Martin Liska <mliska@suse.cz>
11824 * common/common-target.def: Split long lines and replace them
11826 * target.def: Likewise.
11827 * doc/tm.texi: Re-generated.
11829 2021-06-07 Jakub Jelinek <jakub@redhat.com>
11832 * fold-const.c (fold_read_from_vector): Return NULL if trying to
11833 read from a CONSTRUCTOR with vector type elements.
11835 2021-06-07 Jakub Jelinek <jakub@redhat.com>
11837 PR middle-end/100898
11838 * tree-inline.c (copy_bb): Only use gimple_call_arg_ptr if memcpy
11839 should copy any arguments. Don't call gimple_call_num_args
11840 on id->call_stmt or call_stmt more than once.
11842 2021-06-07 liuhongt <hongtao.liu@intel.com>
11845 * config/i386/sse.md (*sse4_1_zero_extendv8qiv8hi2_3): Refine
11847 (<insn>v4siv4di2): Delete constraints for define_expand.
11849 2021-06-07 liuhongt <hongtao.liu@intel.com>
11852 * config/i386/i386-expand.c (ix86_expand_builtin): Remove
11853 assignment of cfun->machine->has_explicit_vzeroupper.
11854 * config/i386/i386-features.c
11855 (ix86_add_reg_usage_to_vzerouppers): Delete.
11856 (ix86_add_reg_usage_to_vzeroupper): Ditto.
11857 (rest_of_handle_insert_vzeroupper): Remove
11858 ix86_add_reg_usage_to_vzerouppers, add df_analyze at the end
11860 (gate): Remove cfun->machine->has_explicit_vzeroupper.
11861 * config/i386/i386-protos.h (ix86_expand_avx_vzeroupper):
11863 * config/i386/i386.c (ix86_insn_callee_abi): New function.
11864 (ix86_initialize_callee_abi): Ditto.
11865 (ix86_expand_avx_vzeroupper): Ditto.
11866 (ix86_hard_regno_call_part_clobbered): Adjust for vzeroupper
11868 (TARGET_INSN_CALLEE_ABI): Define as ix86_insn_callee_abi.
11869 (ix86_emit_mode_set): Call ix86_expand_avx_vzeroupper
11871 * config/i386/i386.h (struct GTY(()) machine_function): Delete
11872 has_explicit_vzeroupper.
11873 * config/i386/i386.md (enum unspec): New member
11875 (ABI_DEFAULT,ABI_VZEROUPPER,ABI_UNKNOWN): New
11876 define_constants for insn callee abi index.
11877 * config/i386/predicates.md (vzeroupper_pattern): Adjust.
11878 * config/i386/sse.md (UNSPECV_VZEROUPPER): Deleted.
11879 (avx_vzeroupper): Call ix86_expand_avx_vzeroupper.
11880 (*avx_vzeroupper): Rename to ..
11881 (avx_vzeroupper_callee_abi): .. this, and adjust pattern as
11882 call_insn which has a special vzeroupper ABI.
11883 (*avx_vzeroupper_1): Deleted.
11885 2021-06-07 liuhongt <hongtao.liu@intel.com>
11888 * df-scan.c (df_get_call_refs): When call_insn is a fake call,
11889 it won't use stack pointer reg.
11890 * final.c (leaf_function_p): When call_insn is a fake call, it
11891 won't affect caller as a leaf function.
11892 * reg-stack.c (callee_clobbers_any_stack_reg): New.
11893 (subst_stack_regs): When call_insn doesn't clobber any stack
11894 reg, don't clear the arguments.
11895 * rtl.c (shallow_copy_rtx): Don't clear flag used when orig is
11897 * shrink-wrap.c (requires_stack_frame_p): No need for stack
11898 frame for a fake call.
11899 * rtl.h (FAKE_CALL_P): New macro.
11901 2021-06-06 Eric Botcazou <ebotcazou@adacore.com>
11903 * config/sparc/sparc-protos.h (order_regs_for_local_alloc): Rename
11905 (sparc_order_regs_for_local_alloc): ...this.
11906 (sparc_leaf_reg_remap): Declare.
11907 * config/sparc/sparc.h (ADJUST_REG_ALLOC_ORDER): Adjust.
11908 (LEAF_REG_REMAP): Reimplement as call to sparc_leaf_reg_remap.
11909 * config/sparc/sparc.c (leaf_reg_remap): Delete.
11910 (order_regs_for_local_alloc): Rename to...
11911 (sparc_order_regs_for_local_alloc): ...this.
11912 (sparc_leaf_reg_remap): New function.
11913 (sparc_conditional_register_usage): Do not modify leaf_reg_remap.
11915 2021-06-06 David Edelsohn <dje.gcc@gmail.com>
11917 * config/rs6000/rs6000.c (rs6000_xcoff_asm_output_aligned_decl_common):
11918 Use assemble_name to output BSS section name.
11920 2021-06-06 Uroš Bizjak <ubizjak@gmail.com>
11922 * config/i386/constraints.md (Bs):
11923 Remove boolean operators from match_test RTX.
11926 (M): Use "mode" variable instead of GET_MODE (op) in match_test RTX.
11929 2021-06-06 Martin Liska <mliska@suse.cz>
11931 * doc/extend.texi: Add missing @headitem.
11932 * doc/invoke.texi: Likewise.
11933 * doc/objc.texi: Likewise.
11935 2021-06-06 Martin Liska <mliska@suse.cz>
11937 * genhooks.c (emit_findices): Remove unused function.
11938 (emit_documentation): Do not call emit_findices
11939 and do not search for @Fcode directives.
11941 2021-06-06 Martin Liska <mliska@suse.cz>
11943 * doc/invoke.texi: Remove extra character.
11945 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
11947 * config/sh/sh.md (doloop_end_split): Fix empty split condition.
11949 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
11951 * config/sparc/sparc.md (*snedi<W:mode>_zero_vis3,
11952 *neg_snedi<W:mode>_zero_subxc, *plus_snedi<W:mode>_zero,
11953 *plus_plus_snedi<W:mode>_zero, *minus_snedi<W:mode>_zero,
11954 *minus_minus_snedi<W:mode>_zero): Fix empty split condition.
11956 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
11958 * config/or1k/or1k.md (*movdi): Fix empty split condition.
11960 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
11962 * config/mips/mips.md (<anonymous>, bswapsi2, bswapdi2): Fix empty
11965 2021-06-05 Kewen Lin <linkw@linux.ibm.com>
11967 * config/m68k/m68k.md (*zero_extend_inc, *zero_extend_dec,
11968 *zero_extendsidi2): Fix empty split condition.
11970 2021-06-05 Jeff Law <jeffreyalaw@gmail.com>
11972 * config/h8300/addsub.md: Fix split condition in define_insn_and_split
11974 * config/h8300/bitfield.md: Likewise.
11975 * config/h8300/combiner.md: Likewise.
11976 * config/h8300/divmod.md: Likewise.
11977 * config/h8300/extensions.md: Likewise.
11978 * config/h8300/jumpcall.md: Likewise.
11979 * config/h8300/movepush.md: Likewise.
11980 * config/h8300/multiply.md: Likewise.
11981 * config/h8300/other.md: Likewise.
11982 * config/h8300/shiftrotate.md: Likewise.
11983 * config/h8300/logical.md: Likewise. Fix split pattern to use
11984 code iterator that somehow slipped through.
11986 2021-06-04 Tobias Burnus <tobias@codesourcery.com>
11988 PR middle-end/100905
11989 * tree-nested.c (convert_nonlocal_omp_clauses,
11990 convert_local_omp_clauses): Handle OMP_CLAUSE_BIND.
11992 2021-06-04 Martin Sebor <msebor@redhat.com>
11994 PR middle-end/100732
11995 * gimple-fold.c (gimple_fold_builtin_sprintf): Avoid folding calls
11996 with either source or destination argument of invalid type.
11997 * tree-ssa-uninit.c (maybe_warn_pass_by_reference): Avoid checking
11998 calls with arguments of invalid type.
12000 2021-06-04 Martin Sebor <msebor@redhat.com>
12002 * attribs.c (init_attr_rdwr_indices): Use VLA bounds in the expected
12004 (attr_access::vla_bounds): Also handle VLA bounds.
12006 2021-06-04 Uroš Bizjak <ubizjak@gmail.com>
12008 * config/i386/predicates.md (GOT_memory_operand):
12009 Implement using match_code RTXes.
12010 (GOT32_symbol_operand): Ditto.
12012 2021-06-04 Uroš Bizjak <ubizjak@gmail.com>
12015 * config/i386/i386-expand.c (ix86_expand_vector_init_duplicate):
12017 (ix86_expand_vector_init_general): Ditto.
12018 Use SImode instead of word_mode for logic operations
12019 when GET_MODE_SIZE (mode) < UNITS_PER_WORD.
12020 (expand_vec_perm_even_odd_1): Assert that V2HI mode should be
12021 implemented by expand_vec_perm_1.
12022 (expand_vec_perm_broadcast_1): Assert that V2HI and V4HI modes
12023 should be implemented using standard shuffle patterns.
12024 (ix86_vectorize_vec_perm_const): Handle V2HImode. Add V4HI and
12025 V2HI modes to modes, implementable with shuffle for one operand.
12026 * config/i386/mmx.md (*punpckwd): New insn_and_split pattern.
12027 (*pshufw_1): New insn pattern.
12028 (*vec_dupv2hi): Ditto.
12029 (vec_initv2hihi): New expander.
12031 2021-06-04 Kewen Lin <linkw@linux.ibm.com>
12033 * config/arm/vfp.md (no_literal_pool_df_immediate,
12034 no_literal_pool_sf_immediate): Fix empty split condition.
12036 2021-06-04 Kewen Lin <linkw@linux.ibm.com>
12038 * config/i386/i386.md (*load_tp_x32_zext, *add_tp_x32_zext,
12039 *tls_dynamic_gnu2_combine_32): Fix empty split condition.
12040 * config/i386/sse.md (*<sse2_avx2>_pmovmskb_lt,
12041 *<sse2_avx2>_pmovmskb_zext_lt, *sse2_pmovmskb_ext_lt,
12042 *<sse4_1_avx2>_pblendvb_lt): Likewise.
12044 2021-06-04 Jakub Jelinek <jakub@redhat.com>
12047 * config/i386/i386-expand.c (ix86_expand_vector_init): Handle
12048 concatenation from half-sized modes with TImode elements.
12050 2021-06-04 Claudiu Zissulescu <claziss@synopsys.com>
12052 * config/arc/arc.c (arc_override_options): Disable millicode
12053 thunks when RF16 is on.
12055 2021-06-04 Haochen Gui <guihaoc@gcc.gnu.org>
12057 * config/rs6000/rs6000.h (PROMOTE_MODE): Remove.
12059 2021-06-04 Haochen Gui <guihaoc@gcc.gnu.org>
12061 * config/rs6000/rs6000-call.c (rs6000_promote_function_mode):
12062 Replace PROMOTE_MODE marco with its content.
12064 2021-06-03 Kewen Lin <linkw@linux.ibm.com>
12066 * config/cris/cris.md (*addi_reload): Fix empty split condition.
12068 2021-06-03 Jim Wilson <jimw@sifive.com>
12070 * config.gcc (riscv*-*-*): If --with-riscv-attribute not used,
12071 turn it on for all riscv targets.
12073 2021-06-03 Uroš Bizjak <ubizjak@gmail.com>
12076 * config/i386/i386-expand.c (ix86_expand_vector_set):
12077 Handle V2HI and V4QI modes.
12078 (ix86_expand_vector_extract): Ditto.
12079 * config/i386/mmx.md (*pinsrw): New insn pattern.
12082 (*pextrw_zext): Ditto.
12084 (*pextrb_zext): Ditto.
12085 (vec_setv2hi): New expander.
12086 (vec_extractv2hihi): Ditto.
12087 (vec_setv4qi): Ditto.
12088 (vec_extractv4qiqi): Ditto.
12089 (vec_setv8qi): Enable only for TARGET_SSE4_1.
12090 (vec_extractv8qiqi): Ditto.
12092 2021-06-03 Aaron Sawdey <acsawdey@linux.ibm.com>
12094 * config/rs6000/genfusion.pl (gen_logical_addsubf): Fix input
12095 order to subf instruction.
12096 * config/rs6000/fusion.md: Regenerate.
12098 2021-06-03 Aldy Hernandez <aldyh@redhat.com>
12100 * calls.c (get_size_range): Use range_of_expr instead of
12101 determine_value_range.
12102 * tree-affine.c (expr_to_aff_combination): Same.
12103 * tree-data-ref.c (split_constant_offset): Same.
12104 * tree-vrp.c (determine_value_range_1): Remove.
12105 (determine_value_range): Remove.
12106 * tree-vrp.h (determine_value_range): Remove.
12108 2021-06-03 Aldy Hernandez <aldyh@redhat.com>
12110 * function-tests.c (test_ranges): Call gimple_range_tests.
12111 * gimple-range-cache.cc (ranger_cache::range_of_expr): Pass stmt
12113 * gimple-range.cc (fur_source::get_operand): Do not call
12114 get_tree_range or gimple_range_global.
12116 (get_tree_range): Move to value-query.cc.
12117 Call get_arith_expr_range.
12118 (gimple_ranger::range_of_expr): Add argument to get_tree_range.
12119 Include gimple-range-tests.cc.
12120 * gimple-range.h (fold_range): Add argument.
12121 (get_tree_range): Remove.
12122 * selftest.h (gimple_range_tests): New.
12123 * value-query.cc (global_range_query::range_of_expr): Add
12125 (range_query::get_tree_range): Move from gimple-range.cc.
12126 * value-query.h (class range_query): Add get_tree_range and
12127 get_arith_expr_range. Make fur_source a friend.
12128 * vr-values.c (vr_values::range_of_expr): Pass stmt to
12130 * gimple-range-tests.cc: New file.
12132 2021-06-03 Aldy Hernandez <aldyh@redhat.com>
12134 * gimple-range.cc (gimple_ranger::export_global_ranges): Call
12135 update_global_range.
12136 * value-query.cc (update_global_range): New.
12137 * value-query.h (update_global_range): New.
12139 2021-06-03 David Malcolm <dmalcolm@redhat.com>
12141 * diagnostic-show-locus.c (diagnostic_show_locus): Don't reject
12142 printing the same location twice if there are fix-it hints,
12143 multiple locations, or a label.
12145 2021-06-03 Andre Vieira <andre.simoesdiasvieira@arm.com>
12147 * tree-vect-loop.c (vect_transform_loop): Use main loop's various'
12148 thresholds to narrow the upper bound on epilogue iterations.
12150 2021-06-03 Christophe Lyon <christophe.lyon@linaro.org>
12152 * config/arm/mve.md (mve_vabsq_f<mode>): Use 'abs' instead of unspec.
12153 (mve_vabsq_s<mode>): Likewise.
12154 * config/arm/neon.md (abs<mode>2): Rename to neon_abs<mode>2.
12155 * config/arm/unspecs.md (VABSQ_F, VABSQ_S): Delete.
12156 * config/arm/vec-common.md (neg<mode>2): Rename to
12157 <absneg_str><mode>2.
12159 2021-06-03 Claudiu Zissulescu <claziss@synopsys.com>
12161 * common/config/arc/arc-common.c (arc_option_optimization_table):
12162 Remove malign-call.
12163 * config/arc/arc.c (arc_unalign_branch_p): Remove unused function.
12164 * config/arc/arc.h (TARGET_MIXED_CODE): Remove macro.
12165 (INDEX_REG_CLASS): Only refer to GENERAL_REGS.
12166 * config/arc/arc.md (abssi2_mixed): Remove pattern.
12167 * config/arc/arc.opt (munalign-prob-threshold): Mark it obsolete.
12168 (malign-call): Likewise.
12169 (mmixed-code): Likewise.
12170 * doc/invoke.texi (ARC): Update doc.
12172 2021-06-03 Martin Liska <mliska@suse.cz>
12174 * common.opt: Use proper Enum values.
12175 * opts.c (COVERAGE_SANITIZER_OPT): Remove.
12176 (parse_sanitizer_options): Handle only sanitizer_opts.
12177 (common_handle_option): Just assign value.
12179 2021-06-03 Eric Botcazou <ebotcazou@adacore.com>
12182 * tree-inline.c (inline_forbidden_p): Remove test on return type.
12184 2021-06-03 Eric Botcazou <ebotcazou@adacore.com>
12186 * dwarf2out.c (loc_list_from_tree_1) <FUNCTION_DECL>: Also generate
12187 DW_OP_GNU_variable_value referencing an existing DIE at file scope.
12188 (type_byte_size): Inline into...
12189 (add_byte_size_attribute): ...this and call add_scalar_info.
12191 2021-06-03 Eric Botcazou <ebotcazou@adacore.com>
12193 * dwarf2out.c (mem_loc_descriptor) <UDIV>: Fix typo.
12194 (typed_binop_from_tree): New function.
12195 (loc_list_from_tree_1) <EXACT_DIV_EXPR>: For an unsigned type,
12196 turn a divide by a power of 2 into a shift.
12197 <CEIL_DIV_EXPR>: For an unsigned type, use a signed divide if the
12198 size of the mode is lower than DWARF2_ADDR_SIZE; otherwise, do a
12199 typed divide by calling typed_binop_from_tree.
12201 2021-06-03 Eric Botcazou <ebotcazou@adacore.com>
12203 * dwarf2out.c (scompare_loc_descriptor): Fix head comment.
12204 (is_handled_procedure_type): Likewise.
12205 (struct loc_descr_context): Add strict_signedness field.
12206 (resolve_args_picking_1): Deal with DW_OP_[GNU_]deref_type,
12207 DW_OP_[GNU_]convert and DW_OP_[GNU_]reinterpret.
12208 (resolve_args_picking): Minor tweak.
12209 (function_to_dwarf_procedure): Initialize strict_signedness field.
12210 (type_byte_size): Likewise.
12211 (field_byte_offset): Likewise.
12212 (gen_descr_array_type_die): Likewise.
12213 (gen_variant_part): Likewise.
12214 (loc_list_from_tree_1) <CALL_EXPR>: Tidy up and set strict_signedness
12215 to true when a context is present before evaluating the arguments.
12216 <COND_EXPR>: Do not generate a useless comparison with zero.
12217 When dereferencing an address, if strict_signedness is true and the
12218 type is small and signed, use DW_OP_deref_type to do the dereference
12219 and then DW_OP_convert to convert back to the generic type.
12221 2021-06-03 Jakub Jelinek <jakub@redhat.com>
12224 * tree-inline.c (copy_tree_body_r): Handle iterators on
12225 OMP_CLAUSE_AFFINITY or OMP_CLAUSE_DEPEND.
12227 2021-06-03 Kewen Lin <linkw@linux.ibm.com>
12229 * config/arc/arc.md (*bbit_di): Remove.
12231 2021-06-02 Christoph Muellner <cmuellner@gcc.gnu.org>
12233 PR rtl-optimization/100264
12234 * ree.c (get_sub_rtx): Ignore SET expressions without register
12235 destinations and remove assertion, as it is not valid anymore
12236 with this new behaviour.
12237 (merge_def_and_ext): Eliminate destination check for register
12238 as such SET expressions can't occur anymore.
12239 (combine_reaching_defs): Likewise.
12241 2021-06-02 Jakub Jelinek <jakub@redhat.com>
12244 * config/xtensa/xtensa.h (LEAF_REG_REMAP): Cast REGNO to int to avoid
12245 -Wtype-limits warnings.
12246 (DWARF_FRAME_REGISTER): Rewrite into ternary operator with addition
12247 in operands to avoid -Wsign-compare warnings.
12249 2021-06-02 Pat Haugen <pthaugen@linux.ibm.com>
12251 * config/rs6000/rs6000-logue.c (rs6000_emit_prologue): Use
12254 2021-06-02 Vineet Gupta <vgupta@synopsys.com>
12256 * config/arc/arc.h (TARGET_CPU_DEFAULT): Change to hs38_linux.
12258 2021-06-02 Ilya Leoshkevich <iii@linux.ibm.com>
12260 * config/s390/s390.md(*ashrdi3_31<setcc><cconly>): Use a single
12262 * config/s390/subst.md(cconly_subst): Use a single constraint
12263 in (match_scratch).
12265 2021-06-02 Martin Liska <mliska@suse.cz>
12267 * ipa-icf.h: Use auto_vec for memory_access_types.
12269 2021-06-02 Jeff Law <jeffreyalaw@gmail.com>
12271 * config/h8300/h8300-protos.h (compute_a_shift_length): Drop unused
12272 argument from prototype.
12273 (output_logical_op): Add rtx_code argument.
12274 (compute_logical_op_length): Likewise.
12275 * config/h8300/h8300.c (h8300_and_costs): Pass additional argument
12276 to compute_a_shift_length.
12277 (output_logical_op); New argument with the rtx code rather than
12278 extracting it from an operand. Handle QImode too.
12279 (compute_logical_op_length): Similary.
12280 (compute_a_shift_length): Drop unused argument.
12281 * config/h8300/h8300.md (logicals): New code iterator.
12282 * config/h8300/logical.md (<code><mode>3 expander): Combine
12283 the "and" expander with the "ior"/"xor" expander.
12284 (bclr<mode>msx): Combine the QI/HI mode patterns.
12285 (<logical><mode>3 insns): Use code iterator rather than match_operator.
12286 Handle QImode as well. Update call to output_logical_op and
12287 compute_logical_op_length to pass in rtx_code
12288 Fix split condition on all define_insn_and_split patterns.
12289 (one_cmpl<mode>2<cczn>): Use <cczn> to support both clobbering
12290 the flags and setting ZN via existing define_subst.
12291 * config/h8300/shiftrotate.md: Drop unused argument from
12292 calls to compute_a_shift_length.
12293 Signed-off-by: Jeff Law <jeffreyalaw@gmail.com>
12295 2021-06-01 Andrew Pinski <apinski@marvell.com>
12297 PR tree-optimization/25290
12298 * tree-ssa-phiopt.c (match_simplify_replacement):
12300 (tree_ssa_phiopt_worker): Use match_simplify_replacement.
12301 (two_value_replacement): Change the comment about
12302 conditional_replacement.
12303 (conditional_replacement): Delete.
12305 2021-06-01 Andrew Pinski <apinski@marvell.com>
12307 PR tree-optimization/95481
12308 * tree-tailcall.c (find_tail_calls): Handle empty typed
12311 2021-06-01 Andrew Pinski <apinski@marvell.com>
12313 * gimplify.c (zero_sized_field_decl): Delete
12314 (zero_sized_type): Delete
12315 (gimplify_init_ctor_eval): Use is_empty_type instead
12316 of zero_sized_field_decl.
12317 (gimplify_modify_expr): Use is_empty_type instead of
12320 2021-06-01 Jason Merrill <jason@redhat.com>
12323 * tree.h (CALL_FROM_NEW_OR_DELETE_P): Adjust comment.
12325 2021-06-01 Jason Merrill <jason@redhat.com>
12328 * diagnostic.h (warning_enabled_at): Declare.
12329 * diagnostic.c (diagnostic_enabled): Factor out from...
12330 (diagnostic_report_diagnostic): ...here.
12331 (warning_enabled_at): New.
12333 2021-06-01 Aldy Hernandez <aldyh@redhat.com>
12335 * gimple-ssa-evrp.c: Enable exporting of global ranges.
12337 2021-06-01 Martin Liska <mliska@suse.cz>
12340 * doc/invoke.texi: Mention that -fgcse-after-reload
12341 is enabled with -O3.
12343 2021-06-01 liuhongt <hongtao.liu@intel.com>
12345 PR tree-optimization/98365
12346 * tree-if-conv.c (strip_nop_cond_scalar_reduction): New function.
12347 (is_cond_scalar_reduction): Handle nop_expr in cond scalar reduction.
12348 (convert_scalar_cond_reduction): Ditto.
12349 (predicate_scalar_phi): Ditto.
12351 2021-06-01 Andrew MacLeod <amacleod@redhat.com>
12353 PR tree-optimization/100781
12354 * gimple-range-cache.cc (ranger_cache::ranger_cache): Enable new
12355 value calculation by default.
12356 (ranger_cache::enable_new_values): New.
12357 (ranger_cache::disable_new_values): New.
12358 (ranger_cache::push_poor_value): Check if new values are allowed.
12359 * gimple-range-cache.h (class ranger_cache): New member/methods.
12360 * gimple-range.cc (gimple_ranger::range_of_expr): Check for debug
12361 statement, and disable/renable new value calculation.
12363 2021-06-01 Andrew MacLeod <amacleod@redhat.com>
12365 * gimple-range-cache.cc (ranger_cache::ssa_range_in_bb): Delete.
12366 (ranger_cache::range_of_def): New.
12367 (ranger_cache::entry_range): New.
12368 (ranger_cache::exit_range): New.
12369 (ranger_cache::range_of_expr): Adjust.
12370 (ranger_cache::range_on_edge): Adjust.
12371 (ranger_cache::propagate_cache): Call exit_range directly.
12372 * gimple-range-cache.h (class ranger_cache): Adjust.
12374 2021-06-01 Andrew MacLeod <amacleod@redhat.com>
12376 * gimple-range-cache.cc (ranger_cache::ranger_cache): Adjust for
12377 gori_compute being a member rather than base class.
12378 dervied call to member call.
12379 (ranger_cache::dump): No longer dump gori_map.
12380 (ranger_cache::dump_bb): New.
12381 (ranger_cache::get_non_stale_global_range): Adjust for gori_compute
12382 being a member rather than base class.
12383 (ranger_cache::set_global_range): Ditto.
12384 (ranger_cache::ssa_range_in_bb): Ditto.
12385 (ranger_cache::range_of_expr): New.
12386 (ranger_cache::range_on_edge): New.
12387 (ranger_cache::block_range): Adjust for gori_computes. Debug changes.
12388 (ranger_cache::propagate_cache): Adjust debugging output.
12389 (ranger_cache::fill_block_cache): Adjust for gori_computes. Debug
12391 * gimple-range-cache.h (class ranger_cache): Make gori_compute a
12392 member, and inherit from range_query instead.
12393 (ranger_cache::dump_bb): New. split from dump.
12394 * gimple-range-gori.cc (gori_compute::ssa_range_in_bb): Delete.
12395 (gori_compute::expr_range_at_stmt): Delete.
12396 (gori_compute::compute_name_range_op): Delete.
12397 (gori_compute::compute_operand_range_switch): Add fur_source.
12398 (gori_compute::compute_operand_range): Add fur_source param, inline
12399 old compute_name_range_op and optimize_logical_operands.
12400 (struct tf_range): Delete.
12401 (gori_compute::logical_combine): Adjust
12402 (gori_compute::optimize_logical_operands): Delete.
12403 (gori_compute::compute_logical_operands_in_chain): Delete.
12404 (gori_compute::compute_logical_operands): Adjust.
12405 (gori_compute::compute_operand1_range): Adjust to fur_source.
12406 (gori_compute::compute_operand2_range): Ditto.
12407 (gori_compute::compute_operand1_and_operand2_range): Ditto.
12408 (gori_compute::outgoing_edge_range_p): Add range_query parameter,
12409 and adjust to fur_source.
12410 * gimple-range-gori.h (class gori_compute): Simplify and adjust to
12411 range_query and fur_source.
12412 * gimple-range.cc (gimple_ranger::range_on_edge): Query range_on_edge
12413 from the ranger_cache..
12414 (gimple_ranger::fold_range_internal): Adjust to base class change of
12416 (gimple_ranger::dump_bb): Adjust dump.
12417 * gimple-range.h (gimple_ranger):export gori computes object.
12419 2021-06-01 Andrew MacLeod <amacleod@redhat.com>
12421 PR tree-optimization/100774
12422 * gimple-range-cache.cc (ranger_cache::get_non_stale_global_range):
12423 Constant values are also not stale.
12424 (ranger_cache::set_global_range): Range invariant values should also
12425 have the correct timestamp.
12427 2021-05-31 Martin Liska <mliska@suse.cz>
12429 * tree-streamer-in.c (unpack_ts_function_decl_value_fields):
12430 Unpack FUNCTION_DECL_DECL_TYPE.
12431 * tree-streamer-out.c (pack_ts_function_decl_value_fields):
12432 Stream FUNCTION_DECL_DECL_TYPE instead of
12433 DECL_IS_OPERATOR_NEW_P.
12434 * tree.h (set_function_decl_type): Use FUNCTION_DECL_DECL_TYPE
12436 (DECL_IS_OPERATOR_NEW_P): Likewise.
12437 (DECL_IS_OPERATOR_DELETE_P): Likewise.
12438 (DECL_LAMBDA_FUNCTION_P): Likewise.
12440 2021-05-31 Richard Biener <rguenther@suse.de>
12443 * internal-fn.c (expand_SHUFFLEVECTOR): Define.
12444 * internal-fn.def (SHUFFLEVECTOR): New.
12445 * internal-fn.h (expand_SHUFFLEVECTOR): Declare.
12446 * doc/extend.texi: Document __builtin_shufflevector.
12448 2021-05-31 Peter Bergner <bergner@linux.ibm.com>
12451 * config/rs6000/predicates.md(mma_assemble_input_operand): Allow
12452 indexed form addresses.
12454 2021-05-29 Jeff Law <jlaw@tachyum.com>
12456 * config/h8300/h8300.c (h8300_emit_stack_adjustment): Drop unused
12457 parameter. Call callers fixed.
12459 (output_plussi): Add FALLTHRU markers.
12460 (h8300_shift_needs_scratch_p): Add gcc_unreachable marker.
12462 2021-05-29 Jakub Jelinek <jakub@redhat.com>
12464 PR middle-end/99928
12465 * gimplify.c (gimplify_scan_omp_clauses): For taskloop simd
12466 combined with parallel, make sure to add shared clause to
12467 parallel for explicit linear clause.
12469 2021-05-29 Aldy Hernandez <aldyh@redhat.com>
12471 PR tree-optimization/100787
12472 * gimple-ssa-evrp.c: Disable exporting of global ranges.
12474 2021-05-28 Jason Merrill <jason@redhat.com>
12476 * tree-iterator.h (struct tree_stmt_iterator): Add operator++,
12477 operator--, operator*, operator==, and operator!=.
12478 (class tsi_range): New.
12480 2021-05-28 Richard Biener <rguenther@suse.de>
12482 PR tree-optimization/100778
12483 * tree-vect-slp.c (vect_build_slp_tree_1): Prevent possibly
12484 trapping ops in different BBs.
12486 2021-05-28 Richard Biener <rguenther@suse.de>
12489 * tree-inline.c (copy_bb): When processing __builtin_va_arg_pack
12490 copy fntype from original call.
12492 2021-05-28 Martin Liska <mliska@suse.cz>
12494 PR gcov-profile/100751
12495 * doc/gcov.texi: Revert partially a hunk that was wrong.
12497 2021-05-28 Cooper Qu <cooper.qu@linux.alibaba.com>
12499 * config/csky/csky-linux-elf.h (HAVE_sync_compare_and_swapqi):
12501 (HAVE_sync_compare_and_swaphi): Likewise.
12502 (HAVE_sync_compare_and_swapsi): Likewise.
12504 2021-05-28 Jakub Jelinek <jakub@redhat.com>
12506 PR middle-end/99928
12507 * tree.h (OMP_CLAUSE_MAP_IMPLICIT): Define.
12509 2021-05-28 Tobias Burnus <tobias@codesourcery.com>
12511 * gimplify.c (gimplify_omp_affinity): New.
12512 (gimplify_scan_omp_clauses): Call it; remove affinity clause afterwards.
12513 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_AFFINITY.
12514 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_AFFINITY.
12515 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add clause.
12516 (walk_tree_1): Handle OMP_CLAUSE_AFFINITY.
12518 2021-05-28 Joern Rennecke <joern.rennecke@riscy-ip.com>
12519 Richard Biener <rguenther@suse.de>
12521 * match.pd <popcount & / + pattern matching>:
12522 When generating popcount directly fails, try doing it in two halves.
12524 2021-05-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
12526 * Makefile.in (generated_files): Add gimple-match.c and
12529 2021-05-28 Joern Rennecke <joern.rennecke@embecosm.com>
12531 * gensupport.c (alter_predicate_for_insn): Handle MATCH_DUP.
12533 2021-05-28 Joern Rennecke <joern.rennecke@embecosm.com>
12535 * gensupport.c (alter_constraints): Add MATCH_SCRATCH case.
12537 2021-05-28 Kewen Lin <linkw@linux.ibm.com>
12539 PR tree-optimization/99398
12540 * tree-ssa-forwprop.c (simplify_permutation): Optimize some cases
12541 where the fed operands are CTOR/CST and propagated through
12542 VIEW_CONVERT_EXPR. Call vec_perm_indices::new_shrunk_vector.
12543 * vec-perm-indices.c (vec_perm_indices::new_shrunk_vector): New
12545 * vec-perm-indices.h (vec_perm_indices::new_shrunk_vector): New
12548 2021-05-27 Uroš Bizjak <ubizjak@gmail.com>
12550 * config/i386/mmx.md (addv2sf3): Do not call
12551 ix86_fixup_binary_operands_no_copy.
12554 (<smaxmin:code>v2sf3): Ditto.
12555 (<plusminus:insn><MMXMODEI:mode>3): Ditto.
12556 (<plusminus:insn><VI_32:mode>3): Remove expander.
12557 (<plusminus:insn><VI_32:mode>3): Rename from
12558 "*<plusminus:insn><VI_32:mode>3".
12559 (mulv4hi): Do not call ix86_fixup_binary_operands_no_copy.
12560 (mulv2hi3): Remove expander.
12561 (mulv2hi3): Rename from *mulv2hi3.
12562 (<s>mulv2hi3_highpart): Remove expander.
12563 (<s>mulv2hi3_highpart): Rename from *<s>mulv2hi3_highpart.
12564 (<smaxmin:code><MMXMODE14:mode>3): Rename from
12565 "*mmx_<smaxmin:code><MMXMODE14:mode>3".
12566 (<smaxmin:code><SMAXMIN_MMXMODEI:mode>3): Remove expander.
12567 (SMAXMIN_MMXMODEI): Remove mode iterator.
12568 (<smaxmin:code>v4hi3): New expander.
12569 (<smaxmin:code>v4qi3): Rename from *<smaxmin:code>v4qi3.
12570 (<smaxmin:code>v2hi3): Rename from *<smaxmin:code>v2hi3.
12571 (<smaxmin:code><SMAXMIN_VI_32:mode>3): Remove expander.
12572 (SMAXMIN_VI_32): Remove mode iterator.
12573 (<umaxmin:code><MMXMODE24:mode>3): Rename from
12574 "*mmx_<umaxmin:code><MMXMODE24:mode>3".
12575 (<umaxmin:code><UMAXMIN_MMXMODEI:mode>3): Remove expander.
12576 (UMAXMIN_MMXMODEI): Remove mode iterator.
12577 (<umaxmin:code>v8qi3): New expander.
12578 (<umaxmin:code>v4qi3): Rename from *<umaxmin:code>v4qi3.
12579 (<umaxmin:code>v2hi3): Rename from *<umaxmin:code>v2hi3.
12580 (<umaxmin:code><SMAXMIN_VI_32:mode>3): Remove expander.
12581 (UMAXMIN_VI_32): Remove mode iterator.
12582 (<any_shift:insn>v2hi3): Remove expander.
12583 (<any_shift:insn>v2hi3): Rename from *<any_shift:insn>v2hi3.
12584 (<any_logic:code><MMXMODEI:mode>3): Do not call
12585 ix86_fixup_binary_operands_no_copy.
12586 (<any_logic:code><VI_32:mode>3): Remove expander.
12587 (<any_logic:code><VI_32:mode>3): Rename from
12588 "*<any_logic:code><VI_32:mode>3".
12589 (uavg<mode>3_ceil): Do not call ix86_fixup_binary_operands_no_copy.
12590 * config/i386/sse.md (div<VF2:mode>3): Do not call
12591 ix86_fixup_binary_operands_no_copy.
12592 (div<VF1:mode>3): Ditto.
12593 (<maxmin:code><VI8_AVX2_AVX512F:mode>3): Ditto.
12594 (smulhrsv4hi3): Ditto.
12595 (smulhrsv2hi3): Ditto.
12597 2021-05-27 Martin Sebor <msebor@redhat.com>
12599 * ggc.h (gt_ggc_mx): Add overloads for all integers.
12601 * hash-map.h (class hash_map): Add pch_nx_helper overloads for all
12603 (hash_map::operator==): New function.
12605 2021-05-27 Uroš Bizjak <ubizjak@gmail.com>
12608 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
12609 For TARGET_XOP bypass SSE comparisons for all supported vector modes.
12610 * config/i386/mmx.md (*xop_maskcmp<MMXMODEI:mode>3): New insn pattern.
12611 (*xop_maskcmp<VI_32:mode>3): Ditto.
12612 (*xop_maskcmp_uns<MMXMODEI:mode>3): Ditto.
12613 (*xop_maskcmp_uns<VI_32:mode>3): Ditto.
12615 2021-05-27 Richard Earnshaw <rearnsha@arm.com>
12618 * config/arm/arm.c (arm_configure_build_target): Remove parameter
12619 opts_set, directly check opts parameters for being non-null.
12620 (arm_option_restore): Update call to arm_configure_build_target.
12621 (arm_option_override): Likewise.
12622 (arm_can_inline_p): Likewise.
12623 (arm_valid_target_attribute_tree): Likewise.
12624 * config/arm/arm-c.c (arm_pragma_target_parse): Likewise.
12625 * config/arm/arm-protos.h (arm_configure_build_target): Adjust
12628 2021-05-27 Aldy Hernandez <aldyh@redhat.com>
12630 * vr-values.c (simplify_conversion_using_ranges): Use
12631 get_range_query instead of get_global_range_query.
12633 2021-05-27 Aldy Hernandez <aldyh@redhat.com>
12635 * gimple-range.cc (get_range_global): Move to value-query.cc.
12636 (gimple_range_global): Same.
12637 (get_global_range_query): Same.
12638 (global_range_query::range_of_expr): Same.
12639 * gimple-range.h (class global_range_query): Move to
12641 (gimple_range_global): Same.
12642 * tree-ssanames.c (get_range_info): Move to value-query.cc.
12643 (get_ptr_nonnull): Same.
12644 * tree-ssanames.h (get_range_info): Remove.
12645 (get_ptr_nonnull): Remove.
12646 * value-query.cc (get_ssa_name_range_info): Move from
12648 (get_ssa_name_ptr_info_nonnull): Same.
12649 (get_range_global): Move from gimple-range.cc.
12650 (gimple_range_global): Same.
12651 (get_global_range_query): Same.
12652 (global_range_query::range_of_expr): Same.
12653 * value-query.h (class global_range_query): Move from
12655 (gimple_range_global): Same.
12657 2021-05-27 Uroš Bizjak <ubizjak@gmail.com>
12660 * config/i386/mmx.md (uavgv4qi3_ceil): New insn pattern.
12661 (uavgv2hi3_ceil): Ditto.
12663 2021-05-26 Eric Botcazou <ebotcazou@adacore.com>
12666 * doc/extend.texi (scalar_storage_order): Rephrase slightly.
12668 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
12670 * tree-ssanames.c (get_range_info): Merge both copies of
12671 get_range_info into one that works with irange.
12672 * tree-ssanames.h (get_range_info): Remove version that works on
12675 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
12677 * builtins.c (check_nul_terminated_array): Convert to get_range_query.
12678 (expand_builtin_strnlen): Same.
12679 (determine_block_size): Same.
12680 * fold-const.c (expr_not_equal_to): Same.
12681 * gimple-fold.c (size_must_be_zero_p): Same.
12682 * gimple-match-head.c: Include gimple-range.h.
12683 * gimple-pretty-print.c (dump_ssaname_info): Convert to get_range_query.
12684 * gimple-ssa-warn-restrict.c
12685 (builtin_memref::extend_offset_range): Same.
12686 * graphite-sese-to-poly.c (add_param_constraints): Same.
12687 * internal-fn.c (get_min_precision): Same.
12688 * ipa-fnsummary.c (set_switch_stmt_execution_predicate): Same.
12689 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Same.
12691 * tree-data-ref.c (split_constant_offset): Same.
12692 (dr_step_indicator): Same.
12693 * tree-dfa.c (get_ref_base_and_extent): Same.
12694 * tree-scalar-evolution.c (iv_can_overflow_p): Same.
12695 * tree-ssa-loop-niter.c (refine_value_range_using_guard): Same.
12696 (determine_value_range): Same.
12697 (record_nonwrapping_iv): Same.
12698 (infer_loop_bounds_from_signedness): Same.
12699 (scev_var_range_cant_overflow): Same.
12700 * tree-ssa-phiopt.c (two_value_replacement): Same.
12701 * tree-ssa-pre.c (insert_into_preds_of_block): Same.
12702 * tree-ssa-reassoc.c (optimize_range_tests_to_bit_test): Same.
12703 * tree-ssa-strlen.c (handle_builtin_stxncpy_strncat): Same.
12705 (dump_strlen_info): Same.
12706 (set_strlen_range): Same.
12707 (maybe_diag_stxncpy_trunc): Same.
12708 (get_len_or_size): Same.
12709 (handle_integral_assign): Same.
12710 * tree-ssa-structalias.c (find_what_p_points_to): Same.
12711 * tree-ssa-uninit.c (find_var_cmp_const): Same.
12712 * tree-switch-conversion.c (bit_test_cluster::emit): Same.
12713 * tree-vect-patterns.c (vect_get_range_info): Same.
12714 (vect_recog_divmod_pattern): Same.
12715 * tree-vrp.c (intersect_range_with_nonzero_bits): Same.
12716 (register_edge_assert_for_2): Same.
12717 (determine_value_range_1): Same.
12718 * tree.c (get_range_pos_neg): Same.
12719 * vr-values.c (vr_values::get_lattice_entry): Same.
12720 (vr_values::update_value_range): Same.
12721 (simplify_conversion_using_ranges): Same.
12723 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
12725 * gimple-ssa-warn-alloca.c (alloca_call_type): Use
12726 get_range_query instead of query argument.
12727 (pass_walloca::execute): Enable and disable global ranger.
12729 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
12731 * gimple-ssa-evrp.c (rvrp_folder::rvrp_folder): Call
12733 (rvrp_folder::~rvrp_folder): Call disable_ranger.
12734 (hybrid_folder::hybrid_folder): Call enable_ranger.
12735 (hybrid_folder::~hybrid_folder): Call disable_ranger.
12737 2021-05-26 Aldy Hernandez <aldyh@redhat.com>
12739 * function.c (allocate_struct_function): Set cfun->x_range_query.
12740 * function.h (struct function): Declare x_range_query.
12741 (get_range_query): New.
12742 (get_global_range_query): New.
12743 * gimple-range-cache.cc (ssa_global_cache::ssa_global_cache):
12744 Remove call to safe_grow_cleared.
12745 * gimple-range.cc (get_range_global): New.
12746 (gimple_range_global): Move from gimple-range.h.
12747 (get_global_range_query): New.
12748 (global_range_query::range_of_expr): New.
12749 (enable_ranger): New.
12750 (disable_ranger): New.
12751 * gimple-range.h (gimple_range_global): Move to gimple-range.cc.
12752 (class global_range_query): New.
12753 (enable_ranger): New.
12754 (disable_ranger): New.
12755 * gimple-ssa-evrp.c (evrp_folder::~evrp_folder): Rename
12756 dump_all_value_ranges to dump.
12757 * tree-vrp.c (vrp_prop::finalize): Same.
12758 * value-query.cc (range_query::dump): New.
12759 * value-query.h (range_query::dump): New.
12760 * vr-values.c (vr_values::dump_all_value_ranges): Rename to...
12761 (vr_values::dump): ...this.
12762 * vr-values.h (class vr_values): Rename dump_all_value_ranges to
12763 dump and make virtual.
12765 2021-05-26 Uroš Bizjak <ubizjak@gmail.com>
12767 * config/i386/i386.c (ix86_autovectorize_vector_modes):
12768 Add V4QImode and V16QImode for TARGET_SSE2.
12769 * doc/sourcebuild.texi (Vector-specific attributes):
12770 Add vect64 and vect32 description.
12772 2021-05-26 Bernd Edlinger <bernd.edlinger@hotmail.de>
12774 * gimple-range-gori.cc (range_def_chain::register_dependency):
12775 Resize m_def_chain when needed.
12777 2021-05-26 Christophe Lyon <christophe.lyon@linaro.org>
12779 * config/arm/mve.md (mve_vaddvq_<supf><mode>): Prefix with '@'.
12780 * config/arm/neon.md (reduc_plus_scal_<mode>): Move to ..
12781 * config/arm/vec-common.md: .. here. Add support for MVE.
12783 2021-05-26 Jakub Jelinek <jakub@redhat.com>
12785 * config/epiphany/epiphany.c (epiphany_print_operand_address): Remove
12787 * config/microblaze/microblaze.c (microblaze_legitimize_address,
12789 microblaze_option_override, print_operand): Likewise.
12790 * config/microblaze/microblaze.md (call_internal_plt,
12791 call_value_intern_plt, call_value_intern): Likewise.
12792 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Likewise.
12793 * config/iq2000/iq2000.md (call_internal1, call_value_internal1,
12794 call_value_multiple_internal1): Likewise.
12795 * config/bfin/bfin.c (symbolic_reference_mentioned_p): Likewise.
12797 2021-05-26 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12799 * config/arc/arc.c (arc_address_cost, arc_print_operand_address,
12800 arc_ccfsm_advance, symbolic_reference_mentioned_p,
12801 arc_raw_symbolic_reference_mentioned_p): Remove register
12804 2021-05-26 Jakub Jelinek <jakub@redhat.com>
12807 * omp-low.c: Include omp-offload.h.
12808 (create_omp_child_function): If current_function_decl has
12809 "omp declare target" attribute and is_gimple_omp_offloaded,
12810 remove that attribute from the copy of attribute list and
12811 add "omp target entrypoint" attribute instead.
12812 (lower_omp_target): Mark .omp_data_sizes.* and .omp_data_kinds.*
12813 variables for offloading if in omp_maybe_offloaded_ctx.
12814 * omp-offload.c (pass_omp_target_link::execute): Nullify second
12815 argument to GOMP_target_data_ext in offloaded code.
12817 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
12819 * config/csky/csky.c (csky_can_change_mode_class): Delete.
12820 For csky, HF/SF mode use the low bits of VREGS.
12822 2021-05-26 Eric Botcazou <ebotcazou@adacore.com>
12824 * gimplify.c (gimplify_decl_expr): Do not clear TREE_READONLY on a
12825 DECL which is a reference for OMP.
12827 2021-05-26 Martin Liska <mliska@suse.cz>
12829 PR gcov-profile/100751
12830 * doc/gcov.texi: Document that __gcov_dump can be called just
12831 once and that __gcov_reset resets run-time counters.
12833 2021-05-26 Martin Liska <mliska@suse.cz>
12835 * doc/install.texi: Port relevant part from install-old.texi
12836 and re-generate list of CPUs and systems.
12838 2021-05-26 Martin Liska <mliska@suse.cz>
12840 * Makefile.in: Remove it.
12841 * doc/include/fdl.texi: Update next/previous chapters.
12842 * doc/install.texi: Likewise.
12843 * doc/install-old.texi: Removed.
12845 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
12847 * config/csky/csky.c (ck810_legitimate_index_p): Support
12848 "base + index" with DF mode.
12849 * config/csky/constraints.md ("Y"): New constraint for memory operands
12850 without index register.
12851 * config/csky/csky_insn_fpuv2.md (fpuv3_movdf): Use "Y" instead of "m"
12852 when mov between memory and general registers, and lower their priority.
12853 * config/csky/csky_insn_fpuv3.md (fpuv2_movdf): Likewise.
12855 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
12857 * config/csky/csky.c (TARGET_PROMOTE_PROTOTYPES): Delete.
12859 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
12861 * config/csky/csky.md (untyped_call): Emit clobber for return
12862 registers to mark them used.
12864 2021-05-26 Geng Qi <gengqi@linux.alibaba.com>
12866 * config/csky/csky.md (cskyv2_sextend_ldbs): New.
12868 2021-05-26 Andrew Pinski <apinski@marvell.com>
12870 * match.pd (x < 0 ? ~y : y): New patterns.
12872 2021-05-26 Andrew Pinski <apinski@marvell.com>
12874 * match.pd (A?CST1:CST2): Add simplifcations for A?0:+-1, A?+-1:0,
12875 A?POW2:0 and A?0:POW2.
12877 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
12879 * gimple-range-gori.cc (class logical_stmt_cache): Delete
12880 (logical_stmt_cache::logical_stmt_cache ): Delete.
12881 (logical_stmt_cache::~logical_stmt_cache): Delete.
12882 (logical_stmt_cache::cache_entry::dump): Delete.
12883 (logical_stmt_cache::get_range): Delete.
12884 (logical_stmt_cache::cached_name ): Delete.
12885 (logical_stmt_cache::same_cached_name): Delete.
12886 (logical_stmt_cache::cacheable_p): Delete.
12887 (logical_stmt_cache::slot_diagnostics ): Delete.
12888 (logical_stmt_cache::dump): Delete.
12889 (gori_compute_cache::gori_compute_cache): Delete.
12890 (gori_compute_cache::~gori_compute_cache): Delete.
12891 (gori_compute_cache::compute_operand_range): Delete.
12892 (gori_compute_cache::cache_stmt): Delete.
12893 * gimple-range-gori.h (gori_compute::compute_operand_range): Remove
12895 (class gori_compute_cache): Delete.
12897 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
12899 * gimple-range.cc (fold_using_range::range_of_range_op): Use m_gori
12901 (fold_using_range::range_of_address): Adjust.
12902 (fold_using_range::range_of_phi): Adjust.
12903 * gimple-range.h (class fur_source): Adjust.
12904 (fur_source::fur_source): Adjust.
12906 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
12908 * gimple-range-gori.cc (gori_compute::expr_range_at_stmt): Rename
12909 from expr_range_in_bb and adjust.
12910 (gori_compute::compute_name_range_op): Adjust.
12911 (gori_compute::optimize_logical_operands): Adjust.
12912 (gori_compute::compute_logical_operands_in_chain): Adjust.
12913 (gori_compute::compute_operand1_range): Adjust.
12914 (gori_compute::compute_operand2_range): Adjust.
12915 (ori_compute_cache::cache_stmt): Adjust.
12916 * gimple-range-gori.h (gori_compute): Rename prototype.
12918 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
12920 * gimple-range.cc (gimple_ranger::range_of_expr): Non-null should be
12921 checked only after range_of_stmt, not range_on_entry.
12922 (gimple_ranger::range_on_entry): Check for non-null in any
12923 predecessor block, if it is not already non-null.
12924 (gimple_ranger::range_on_exit): DOnt check for non-null after
12925 range on entry call.
12926 (gimple_ranger::dump_bb): New. Split from dump.
12927 (gimple_ranger::dump): Adjust.
12928 * gimple-range.h (class gimple_ranger): Adjust.
12930 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
12932 * gimple-range-cache.cc (struct range_timestamp): Delete.
12933 (class temporal_cache): Adjust.
12934 (temporal_cache::get_timestamp): Delete.
12935 (temporal_cache::set_dependency): Delete.
12936 (temporal_cache::temporal_value): Adjust.
12937 (temporal_cache::current_p): Take dependencies as params.
12938 (temporal_cache::set_timestamp): Adjust.
12939 (temporal_cache::set_always_current): Adjust.
12940 (ranger_cache::get_non_stale_global_range): Adjust.
12941 (ranger_cache::register_dependency): Delete.
12942 * gimple-range-cache.h (class range_cache): Adjust.
12944 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
12946 * gimple-range-gori.cc (range_def_chain::range_def_chain): init
12948 (range_def_chain::~range_def_chain): Dispose of obstack rather than
12949 each individual bitmap.
12950 (range_def_chain::set_import): New.
12951 (range_def_chain::get_imports): New.
12952 (range_def_chain::chain_import_p): New.
12953 (range_def_chain::register_dependency): Rename from build_def_chain
12955 (range_def_chain::def_chain_in_bitmap_p): New.
12956 (range_def_chain::add_def_chain_to_bitmap): New.
12957 (range_def_chain::has_def_chain): Just check first depenedence.
12958 (range_def_chain::get_def_chain): Process imports, use generic
12959 register_dependency routine.
12960 (range_def_chain::dump): New.
12961 (gori_map::gori_map): Allocate import list.
12962 (gori_map::~gori_map): Release imports.
12963 (gori_map::exports): Check for past allocated block size.
12964 (gori_map::imports): New.
12965 (gori_map::def_chain_in_export_p): Delete.
12966 (gori_map::is_import_p): New.
12967 (gori_map::maybe_add_gori): Handle imports.
12968 (gori_map::dump): Adjust output, add imports.
12969 (gori_compute::has_edge_range_p): Remove def_chain_in_export call.
12970 (gori_export_iterator::gori_export_iterator): New.
12971 (gori_export_iterator::next): New.
12972 (gori_export_iterator::get_name): New.
12973 * gimple-range-gori.h (range_def_chain): Add imports and direct
12974 dependecies via struct rdc.
12975 (range_def_chain::depend1): New.
12976 (range_def_chain::depend2): New.
12977 (class gori_map): Adjust.
12978 (FOR_EACH_GORI_IMPORT_NAME): New.
12979 (FOR_EACH_GORI_EXPORT_NAME): New.
12980 (class gori_export_iterator): New.
12982 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
12984 * gimple-range-cache.cc (ranger_cache::ranger_cache): Move initial
12985 export cache filling to here.
12986 * gimple-range-gori.cc (gori_compute::gori_compute) : From Here.
12988 2021-05-25 Andrew MacLeod <amacleod@redhat.com>
12990 * gimple-range-gori.cc (range_def_chain): Move to gimple-range-gori.h.
12991 (gori_map): Move to gimple-range-gori.h.
12992 (gori_compute::gori_compute): Adjust.
12993 (gori_compute::~gori_compute): Delete.
12994 (gori_compute::compute_operand_range_switch): Adjust.
12995 (gori_compute::compute_operand_range): Adjust.
12996 (gori_compute::compute_logical_operands): Adjust.
12997 (gori_compute::has_edge_range_p ): Adjust.
12998 (gori_compute::set_range_invariant): Delete.
12999 (gori_compute::dump): Adjust.
13000 (gori_compute::outgoing_edge_range_p): Adjust.
13001 * gimple-range-gori.h (class range_def_chain): Relocate here.
13002 (class gori_map): Relocate here.
13003 (class gori_compute): Inherit from gori_map, and adjust.
13005 2021-05-25 Aldy Hernandez <aldyh@redhat.com>
13007 * value-range.cc (range_tests_legacy): Use
13008 build_nonstandard_integer_type instead of int and short.
13010 2021-05-25 Eric Botcazou <ebotcazou@adacore.com>
13012 * gimplify.c (gimplify_decl_expr): Clear TREE_READONLY on the DECL
13013 when really creating an initialization statement for it.
13015 2021-05-25 Eric Botcazou <ebotcazou@adacore.com>
13017 * tree-inline.c (setup_one_parameter): Fix thinko in new condition.
13019 2021-05-25 Kito Cheng <kito.cheng@sifive.com>
13021 * config/riscv/riscv.h (ASM_SPEC): Pass -mno-relax.
13023 2021-05-25 Martin Liska <mliska@suse.cz>
13025 PR tree-optimization/92860
13027 * optc-save-gen.awk: Remove exceptions.
13029 2021-05-25 Martin Liska <mliska@suse.cz>
13031 * asan.h (sanitize_coverage_p): New function.
13032 * doc/extend.texi: Document it.
13033 * fold-const.c (fold_range_test): Use sanitize_flags_p
13034 instead of flag_sanitize_coverage.
13035 (fold_truth_andor): Likewise.
13036 * sancov.c: Likewise.
13037 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
13038 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Handle
13039 -fsanitize-coverage when inlining.
13041 2021-05-25 Cooper Qu <cooper.qu@linux.alibaba.com>
13043 * config/csky/csky-modes.def : Fix copyright.
13045 2021-05-25 Cooper Qu <cooper.qu@linux.alibaba.com>
13047 * config/csky/csky-modes.def : Amend copyright.
13048 * config/csky/csky_insn_fpuv2.md : Likewise.
13049 * config/csky/csky_insn_fpuv3.md : Likewise.
13051 2021-05-25 Richard Biener <rguenther@suse.de>
13053 PR middle-end/100727
13054 * calls.c (initialize_argument_information): Explicitely test
13055 for WITH_SIZE_EXPR.
13056 * gimple-expr.c (mark_addressable): Skip outer WITH_SIZE_EXPR.
13058 2021-05-25 Geng Qi <gengqi@linux.alibaba.com>
13060 * config/csky/csky.h (FRAME_POINTER_REGNUM): Use
13061 HARD_FRAME_POINTER_REGNUM and FRAME_POINTER_REGNUM instead of
13062 the signle definition. The signle definition may not work well
13063 at simplify_subreg_regno().
13064 (HARD_FRAME_POINTER_REGNUM): New.
13065 (ELIMINABLE_REGS): Add for HARD_FRAME_POINTER_REGNUM.
13066 * config/csky/csky.c (get_csky_live_regs, csky_can_eliminate,
13067 csky_initial_elimination_offset, csky_expand_prologue,
13068 csky_expand_epilogue): Add for HARD_FRAME_POINTER_REGNUM.
13070 2021-05-25 Geng Qi <gengqi@linux.alibaba.com>
13072 * config/csky/csky.c (csky_option_override):
13073 Init csky_arch_isa_features[] in advance, so TARGET_DSP
13074 and TARGET_DIV can be set well.
13076 2021-05-25 Geng Qi <gengqi@linux.alibaba.com>
13078 * config/csky/constraints.md ("l", "h"): Delete.
13079 * config/csky/csky.h (reg_class, REG_CLASS_NAMES,
13080 REG_CLASS_CONTENTS): Delete LO_REGS and HI_REGS.
13081 * config/csky/csky.c (regno_reg_classm,
13082 csky_secondary_reload, csky_register_move_cost):
13083 Use HILO_REGS instead of LO_REGS and HI_REGS.
13085 2021-05-25 Geng Qi <gengqi@linux.alibaba.com>
13087 * config/csky/constraints.md ("W"): New constriant for mem operand
13088 with base reg, index register.
13089 ("Q"): Renamed and modified "csky_valid_fpuv2_mem_operand" to
13090 "csky_valid_mem_constraint_operand" to deal with both "Q" and "W"
13092 ("Dv"): New constraint for const double value that can be used at
13094 * config/csky/csky-modes.def (HFmode): New mode.
13095 * config/csky/csky-protos.h (csky_valid_fpuv2_mem_operand): Rename
13096 to "csky_valid_mem_constraint_operand" and support new constraint
13098 (csky_get_movedouble_length): New.
13099 (fpuv3_output_move): New.
13100 (fpuv3_const_double): New.
13101 * config/csky/csky.c (csky_option_override): New arch CK860 with fpv3.
13102 (decompose_csky_address): Refine.
13103 (csky_print_operand): New "CONST_DOUBLE" operand.
13104 (csky_output_move): Support fpv3 instructions.
13105 (csky_get_movedouble_length): New.
13106 (fpuv3_output_move): New.
13107 (fpuv3_const_double): New.
13108 (csky_emit_compare): Cover float comparsion.
13109 (csky_emit_compare_float): Refine.
13110 (csky_vaild_fpuv2_mem_operand): Rename to
13111 "csky_valid_mem_constraint_operand" and support new constraint "W".
13112 (ck860_rtx_costs): New.
13113 (csky_rtx_costs): Add the cost calculation of CK860.
13114 (regno_reg_class): New vregs for fpuv3.
13115 (csky_dbx_regno): Likewise.
13116 (csky_cpu_cpp_builtins): New builtin macro for fpuv3.
13117 (csky_conditional_register_usage): Suporrot fpuv3.
13118 (csky_dwarf_register_span): Suporrot fpuv3.
13119 (csky_init_builtins, csky_mangle_type): Support "__fp16" type.
13120 (ck810_legitimate_index_p): Support fp16.
13121 * config/csky/csky.h (TARGET_TLS): ADD CK860.
13122 (CSKY_VREG_P, CSKY_VREG_LO_P, CSKY_VREG_HI_P): Support fpuv3.
13123 (TARGET_SINGLE_FPU): Support fpuv3.
13124 (TARGET_SUPPORT_FPV3): New.
13125 (FIRST_PSEUDO_REGISTER): Change to 202 to hold the new fpuv3 registers.
13126 (FIXED_REGISTERS, CALL_REALLY_USED_REGISTERS, REGISTER_NAMES,
13127 REG_CLASS_CONTENTS): Support fpuv3.
13128 * config/csky/csky.md (movsf): Move to cksy_insn_fpu.md and refine.
13129 (csky_movsf_fpv2): Likewise.
13130 (ck801_movsf): Likewise.
13131 (csky_movsf): Likewise.
13133 (csky_movdf_fpv2): Likewise.
13134 (ck801_movdf): Likewise.
13135 (csky_movdf): Likewise.
13136 (movsicc): Refine. Use "comparison_operatior" instead of
13137 "ordered_comparison_operatior".
13138 (addsicc): Likewise.
13139 (CSKY_FIRST_VFP3_REGNUM, CSKY_LAST_VFP3_REGNUM): New constant.
13140 (call_value_internal_vh): New.
13141 * config/csky/csky_cores.def (CK860): New arch and cpu.
13146 * config/csky/csky_insn_fpu.md: Refactor. Separate all float patterns
13147 into emit-patterns and match-patterns, remain the emit-patterns here,
13148 and move the match-patterns to csky_insn_fpuv2.md or
13149 csky_insn_fpuv3.md.
13150 * config/csky/csky_insn_fpuv2.md: New file for fpuv2 instructions.
13151 * config/csky/csky_insn_fpuv3.md: New file and new patterns for fpuv3
13153 * config/csky/csky_isa.def (fcr): New.
13158 (CK860): New definition for ck860.
13159 * config/csky/csky_tables.opt (ck860): New processors ck860,
13160 ck860f. And new arch ck860.
13165 * config/csky/predicates.md (csky_float_comparsion_operator): Delete
13166 "geu", "gtu", "leu", "ltu", which will never appear at float comparison.
13167 * config/csky/t-csky-elf: Support 860.
13168 * config/csky/t-csky-linux: Likewise.
13169 * doc/md.texi: Add "Q" and "W" constraints for C-SKY.
13171 2021-05-24 Aaron Sawdey <acsawdey@linux.ibm.com>
13173 * config/rs6000/genfusion.pl (gen_logical_addsubf): Refactor to
13174 add generation of logical-add and add-logical fusion pairs.
13175 * config/rs6000/rs6000-cpus.def: Add new fusion to ISA 3.1 mask
13177 * config/rs6000/rs6000.c (rs6000_option_override_internal): Turn on
13178 logical-add and add-logical fusion by default.
13179 * config/rs6000/rs6000.opt: Add -mpower10-fusion-logical-add and
13180 -mpower10-fusion-add-logical options.
13181 * config/rs6000/fusion.md: Regenerate file.
13183 2021-05-24 Aldy Hernandez <aldyh@redhat.com>
13185 * value-range.cc (irange::legacy_equal_p): Check type when
13186 comparing VR_VARYING types.
13187 (range_tests_legacy): Test comparing VARYING ranges of different
13190 2021-05-24 Wilco Dijkstra <wdijkstr@arm.com>
13192 * config/aarch64/aarch64.c (neoversen1_tunings):
13193 Enable AARCH64_EXTRA_TUNE_CHEAP_SHIFT_EXTEND.
13195 2021-05-24 Wilco Dijkstra <wdijkstr@arm.com>
13197 * config/aarch64/aarch64.c (aarch64_classify_symbol): Use GOT for
13198 extern weak symbols. Limit symbol offsets for non-GOT symbols with
13201 2021-05-24 Christophe Lyon <christophe.lyon@linaro.org>
13203 * config/arm/neon.md (vec_load_lanesxi<mode>)
13204 (vec_store_lanexoi<mode>): Move ...
13205 * config/arm/vec-common.md: here.
13207 2021-05-24 Christophe Lyon <christophe.lyon@linaro.org>
13209 * config/arm/neon.md (vec_load_lanesoi<mode>)
13210 (vec_store_lanesoi<mode>): Move ...
13211 * config/arm/vec-common.md: here.
13213 2021-05-24 liuhongt <hongtao.liu@intel.com>
13216 * config/i386/i386.c (ix86_gimple_fold_builtin): Replacing
13217 stmt with GIMPLE_NOP when lhs doesn't exist.
13219 2021-05-23 Uroš Bizjak <ubizjak@gmail.com>
13222 * config/i386/mmx.md (*push<VI_32:mode>2_rex64):
13223 New instruction pattern.
13224 (*push<VI_32:mode>2): Ditto.
13225 (push splitter for SSE registers): New splitter.
13227 2021-05-23 Andrew Pinski <apinski@marvell.com>
13229 * match.pd ((A & C) != 0 ? D : 0): Limit to non pointer types.
13231 2021-05-22 Aaron Sawdey <acsawdey@linux.ibm.com>
13233 * config/rs6000/genfusion.pl (gen_addadd): Fix incorrect attr types.
13234 * config/rs6000/fusion.md: Regenerate file.
13236 2021-05-21 Aaron Sawdey <acsawdey@linux.ibm.com>
13238 * config/rs6000/genfusion.pl (gen_addadd): New function.
13239 * config/rs6000/fusion.md: Regenerate file.
13240 * config/rs6000/rs6000-cpus.def: Add
13241 OPTION_MASK_P10_FUSION_2ADD to masks.
13242 * config/rs6000/rs6000.c (rs6000_option_override_internal):
13243 Handle default value of OPTION_MASK_P10_FUSION_2ADD.
13244 * config/rs6000/rs6000.opt: Add -mpower10-fusion-2add.
13246 2021-05-21 Jakub Jelinek <jakub@redhat.com>
13248 PR middle-end/99928
13249 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET): Define.
13250 * gimplify.c (enum gimplify_omp_var_data): Fix up
13251 GOVD_MAP_HAS_ATTACHMENTS value, add GOVD_FIRSTPRIVATE_IMPLICIT.
13252 (omp_lastprivate_for_combined_outer_constructs): If combined target
13253 has GOVD_FIRSTPRIVATE_IMPLICIT set for the decl, change it to
13254 GOVD_MAP | GOVD_SEEN.
13255 (gimplify_scan_omp_clauses): Set GOVD_FIRSTPRIVATE_IMPLICIT for
13256 firstprivate clauses with OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT.
13257 (gimplify_adjust_omp_clauses): For firstprivate clauses with
13258 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT either clear that bit and
13259 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET too, or remove it and
13260 let it be replaced by implicit map clause.
13262 2021-05-21 Jakub Jelinek <jakub@redhat.com>
13264 PR middle-end/99928
13265 * gimplify.c (omp_lastprivate_for_combined_outer_constructs): New
13267 (gimplify_scan_omp_clauses) <case OMP_CLAUSE_LASTPRIVATE>: Use it.
13268 (gimplify_omp_for): Likewise.
13270 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
13272 PR middle-end/90115
13273 * omp-low.c (oacc_privatization_candidate_p): Reject 'static',
13274 'external' in blocks.
13276 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
13278 PR middle-end/90115
13279 * flag-types.h (enum openacc_privatization): New.
13280 * params.opt (-param=openacc-privatization): New.
13281 * doc/invoke.texi (openacc-privatization): Document it.
13282 * omp-general.h (get_openacc_privatization_dump_flags): New
13284 * omp-low.c (oacc_privatization_candidate_p): Add diagnostics.
13285 * omp-offload.c (execute_oacc_device_lower)
13286 <IFN_UNIQUE_OACC_PRIVATE>: Re-work diagnostics.
13287 * target.def (goacc.adjust_private_decl): Add 'location_t'
13289 * doc/tm.texi: Regenerate.
13290 * config/gcn/gcn-protos.h (gcn_goacc_adjust_private_decl): Adjust.
13291 * config/gcn/gcn-tree.c (gcn_goacc_adjust_private_decl): Likewise.
13292 * config/nvptx/nvptx.c (nvptx_goacc_adjust_private_decl):
13293 Likewise. Preserve it for...
13294 (nvptx_goacc_expand_var_decl): ... use here.
13296 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
13298 * doc/sourcebuild.texi (Other attributes): Document '__OPTIMIZE__'
13301 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
13303 PR middle-end/90115
13304 * omp-low.c (oacc_privatization_candidate_p): New function.
13305 (oacc_privatization_scan_clause_chain)
13306 (oacc_privatization_scan_decl_chain): Use it. Also
13307 'gcc_checking_assert' that we're not seeing duplicates.
13309 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
13311 PR middle-end/90115
13312 * omp-offload.c (execute_oacc_device_lower): Skip processing if no
13315 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
13317 PR middle-end/90115
13318 * omp-offload.c (execute_oacc_device_lower): Explain.
13320 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
13322 PR middle-end/90115
13323 * omp-offload.c (execute_oacc_device_lower)
13324 <IFN_UNIQUE_OACC_PRIVATE>: Diagnose and handle for 'level == -1'
13326 * internal-fn.c (expand_UNIQUE): Don't expect
13327 'IFN_UNIQUE_OACC_PRIVATE'.
13329 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
13331 PR middle-end/90115
13332 * omp-low.c (lower_omp_for): Don't evaluate OpenMP 'for' clauses.
13334 2021-05-21 Thomas Schwinge <thomas@codesourcery.com>
13336 PR middle-end/90115
13337 * config/nvptx/nvptx.c (nvptx_goacc_adjust_private_decl)
13338 (nvptx_goacc_expand_var_decl): Tighten.
13340 2021-05-21 Julian Brown <julian@codesourcery.com>
13341 Chung-Lin Tang <cltang@codesourcery.com>
13342 Thomas Schwinge <thomas@codesourcery.com>
13344 PR middle-end/90115
13345 * doc/tm.texi.in (TARGET_GOACC_EXPAND_VAR_DECL)
13346 (TARGET_GOACC_ADJUST_PRIVATE_DECL): Add documentation hooks.
13347 * doc/tm.texi: Regenerate.
13348 * expr.c (expand_expr_real_1): Expand decls using the
13349 expand_var_decl OpenACC hook if defined.
13350 * internal-fn.c (expand_UNIQUE): Handle IFN_UNIQUE_OACC_PRIVATE.
13351 * internal-fn.h (IFN_UNIQUE_CODES): Add OACC_PRIVATE.
13352 * omp-low.c (omp_context): Add oacc_privatization_candidates
13354 (lower_oacc_reductions): Add PRIVATE_MARKER parameter. Insert
13356 (lower_oacc_head_tail): Add PRIVATE_MARKER parameter. Modify
13357 private marker's gimple call arguments, and pass it to
13358 lower_oacc_reductions.
13359 (oacc_privatization_scan_clause_chain)
13360 (oacc_privatization_scan_decl_chain, lower_oacc_private_marker):
13362 (lower_omp_for, lower_omp_target, lower_omp_1): Use these.
13363 * omp-offload.c (convert.h): Include.
13364 (oacc_loop_xform_head_tail): Treat private-variable markers like
13365 fork/join when transforming head/tail sequences.
13366 (struct var_decl_rewrite_info): Add struct.
13367 (oacc_rewrite_var_decl, is_sync_builtin_call): New functions.
13368 (execute_oacc_device_lower): Support rewriting gang-private
13369 variables using target hook, and fix up addr_expr and var_decl
13371 * target.def (adjust_private_decl, expand_var_decl): New hooks.
13372 * config/gcn/gcn-protos.h (gcn_goacc_adjust_gangprivate_decl):
13374 (gcn_goacc_adjust_private_decl): ...this.
13375 * config/gcn/gcn-tree.c (gcn_goacc_adjust_gangprivate_decl):
13377 (gcn_goacc_adjust_private_decl): ...this. Add LEVEL parameter.
13378 * config/gcn/gcn.c (TARGET_GOACC_ADJUST_GANGPRIVATE_DECL): Rename
13379 definition using gcn_goacc_adjust_gangprivate_decl...
13380 (TARGET_GOACC_ADJUST_PRIVATE_DECL): ...to this, using
13381 gcn_goacc_adjust_private_decl.
13382 * config/nvptx/nvptx.c (tree-pretty-print.h): Include.
13383 (gang_private_shared_size): New global variable.
13384 (gang_private_shared_align): Likewise.
13385 (gang_private_shared_sym): Likewise.
13386 (gang_private_shared_hmap): Likewise.
13387 (nvptx_option_override): Initialize these.
13388 (nvptx_file_end): Output gang_private_shared_sym.
13389 (nvptx_goacc_adjust_private_decl, nvptx_goacc_expand_var_decl):
13391 (nvptx_set_current_function): Clear gang_private_shared_hmap.
13392 (TARGET_GOACC_ADJUST_PRIVATE_DECL): Define hook.
13393 (TARGET_GOACC_EXPAND_VAR_DECL): Likewise.
13395 2021-05-21 H.J. Lu <hjl.tools@gmail.com>
13397 * config/i386/i386-modes.def (MAX_BITSIZE_MODE_ANY_INT): Removed.
13399 2021-05-21 Richard Biener <rguenther@suse.de>
13400 H.J. Lu <hjl.tools@gmail.com>
13402 PR middle-end/90773
13403 * expr.c (expand_constructor): Elide expand_constructor if
13404 move by pieces is preferred.
13406 2021-05-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13408 * config/aarch64/aarch64-builtins.c (aarch64_call_properties):
13409 Take a flag and mode value as arguments.
13410 (aarch64_modifies_global_state_p): Likewise.
13411 (aarch64_reads_global_state_p): Likewise.
13412 (aarch64_could_trap_p): Likewise.
13413 (aarch64_get_attributes): Likewise.
13414 (aarch64_init_simd_builtins): Adjust callsite of above.
13415 (aarch64_init_fcmla_laneq_builtins): Use aarch64_get_attributes to get
13416 function attributes to apply to builtins.
13417 (aarch64_init_crc32_builtins): Likewise.
13418 (aarch64_init_builtin_rsqrt): Likewise.
13420 2021-05-21 Aaron Sawdey <acsawdey@linux.ibm.com>
13422 * config/rs6000/rs6000.md (define_attr "type"): Add types for fusion.
13423 * config/rs6000/genfusion.pl (gen_ld_cmpi_p10): Use new fusion types.
13424 (gen_2logical): Use new fusion types.
13425 * config/rs6000/fusion.md: Regenerate.
13427 2021-05-21 Uroš Bizjak <ubizjak@gmail.com>
13430 * config/i386/i386-expand.c (ix86_expand_sse_movcc):
13431 Handle V4QI and V2HI modes.
13432 (ix86_expand_sse_movcc): Ditto.
13433 * config/i386/mmx.md (*<sat_plusminus:insn><VI_32:mode>3):
13434 New instruction pattern.
13435 (*eq<VI_32:mode>3): Ditto.
13436 (*gt<VI_32:mode>3): Ditto.
13437 (*xop_pcmov_<VI_32:mode>): Ditto.
13438 (mmx_pblendvb32): Ditto.
13439 (mmx_pblendvb64): Rename from mmx_pblendvb.
13440 (vec_cmp<VI_32:mode><VI_32:mode>): New expander.
13441 (vec_cmpu<VI_32:mode><VI_32:mode>): Ditto.
13442 (vcond<VI_32:mode><VI_32:mode>): Ditto.
13443 (vcondu<VI_32:mode><VI_32:mode>): Ditto.
13444 (vcond_mask_<VI_32:mode><VI_32:mode>): Ditto.
13446 2021-05-21 Jakub Jelinek <jakub@redhat.com>
13448 PR tree-optimization/94589
13449 * tree-ssa-phiopt.c (spaceship_replacement): For integral rhs1 and
13450 rhs2, treat x <= 4 equivalently to x < 5 etc. In cmp1 and cmp2 (if
13451 not the same as cmp3) treat <= the same as < and >= the same as >.
13452 Don't require that cond2_phi_edge is true edge, instead take
13453 false/true edges into account based on cmp1/cmp2 comparison kinds.
13455 2021-05-21 Uroš Bizjak <ubizjak@gmail.com>
13458 * config/i386/mmx.md (SMAXMIN_MMXMODEI): New mode iterator.
13459 (<smaxmin:code><SMAXMIN_MMXMODEI:mode>3): Macroize expander
13460 from <smaxmin:code>v4hi3> and <smaxmin:code><MMXMODE14:mode>3
13461 using SMAXMIN_MMXMODEI mode iterator.
13462 (*<smaxmin:code>v4qi3): New insn pattern.
13463 (*<smaxmin:code>v2hi3): Ditto.
13464 (SMAXMIN_VI_32): New mode iterator.
13465 (<smaxmin:code><SMAXMIN_VI_32>mode3): New expander.
13466 (UMAXMIN_MMXMODEI): New mode iterator.
13467 (<umaxmin:code><UMAXMIN_MMXMODEI:mode>3): Macroize expander
13468 from <umaxmin:code>v8qi3> and <umaxmin:code><MMXMODE24:mode>3
13469 using UMAXMIN_MMXMODEI mode iterator.
13470 (*<umaxmin:code>v4qi3): New insn pattern.
13471 (*<umaxmin:code>v2hi3): Ditto.
13472 (UMAXMIN_VI_32): New mode iterator.
13473 (<umaxmin:code><UMAXMIN_VI_32>mode3): New expander.
13474 (abs<VI_32:mode>2): New insn pattern.
13475 (ssse3_abs<MMXMODEI:mode>2, abs<MMXMODEI:mode>2): Move from ...
13476 * config/i386/sse.md: ... here.
13478 2021-05-20 Clement Chigot <clement.chigot@atos.net>
13479 David Edelsohn <dje.gcc@gmail.com>
13481 * collect2.c (scan_prog_file): Issue non-fatal warning for
13484 2021-05-20 Jonathan Wakely <jwakely@redhat.com>
13486 * doc/invoke.texi (-Wno-c++11-extensions)
13487 (-Wno-c++14-extensions, -Wno-c++17-extensions)
13488 (-Wno-c++20-extensions, -Wno-c++23-extensions): Document
13491 2021-05-20 Indu Bhagat <indu.bhagat@oracle.com>
13493 * config/c6x/c6x.c (c6x_output_file_unwind): Use dwarf_debuginfo_p.
13494 * config/darwin.c (darwin_override_options): Likewise.
13495 * config/i386/cygming.h (DBX_REGISTER_NUMBER): Likewise.
13496 * config/i386/darwin.h (DBX_REGISTER_NUMBER): Likewise.
13497 (DWARF2_FRAME_REG_OUT): Likewise.
13498 * config/mips/mips.c (mips_output_filename): Likewise.
13499 * config/rs6000/rs6000.c (rs6000_xcoff_declare_function_name):
13501 (rs6000_dbx_register_number): Likewise.
13502 * dbxout.c: Include flags.h.
13503 * dwarf2cfi.c (cfi_label_required_p): Likewise.
13504 (dwarf2out_do_frame): Likewise.
13505 * except.c: Include flags.h.
13506 * final.c (dwarf2_debug_info_emitted_p): Likewise.
13507 (final_scan_insn_1): Likewise.
13508 * flags.h (dwarf_debuginfo_p): New function declaration.
13509 * opts.c (dwarf_debuginfo_p): New function definition.
13510 * targhooks.c (default_debug_unwind_info): Use dwarf_debuginfo_p.
13511 * toplev.c (process_options): Likewise.
13513 2021-05-20 Indu Bhagat <indu.bhagat@oracle.com>
13515 * common.opt: Change type to support bitmasks.
13516 * flag-types.h (enum debug_info_type): Rename enumerator constants.
13517 (NO_DEBUG): New bitmask.
13518 (DBX_DEBUG): Likewise.
13519 (DWARF2_DEBUG): Likewise.
13520 (XCOFF_DEBUG): Likewise.
13521 (VMS_DEBUG): Likewise.
13522 (VMS_AND_DWARF2_DEBUG): Likewise.
13523 * flags.h (debug_set_to_format): New function declaration.
13524 (debug_set_count): Likewise.
13525 (debug_set_names): Likewise.
13526 * opts.c (debug_type_masks): Array of bitmasks for debug formats.
13527 (debug_set_to_format): New function definition.
13528 (debug_set_count): Likewise.
13529 (debug_set_names): Likewise.
13530 (set_debug_level): Update access to debug_type_names.
13531 * toplev.c: Likewise.
13533 2021-05-20 Martin Sebor <msebor@redhat.com>
13535 PR middle-end/100684
13536 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Handle C++ lambda.
13538 2021-05-20 Uroš Bizjak <ubizjak@gmail.com>
13541 * config/i386/i386.md (isa): Remove x64_bmi.
13542 (enabled): Remove x64_bmi.
13543 * config/i386/mmx.md (mmx_andnot<MMXMODEI:mode>3):
13544 Remove general register alternative.
13545 (*andnot<VI_32:mode>3): Ditto.
13546 (*mmx_<any_logic:code><MMXMODEI:mode>3): Ditto.
13547 (*<any_logic:code><VI_32:mode>3): Ditto.
13549 2021-05-20 Kewen Lin <linkw@linux.ibm.com>
13551 * config/arm/arm.c: Include head files tree-vectorizer.h and
13554 2021-05-20 Uroš Bizjak <ubizjak@gmail.com>
13557 * config/i386/mmx.md (Yv_Yw): Revert adding V4QI and V2HI modes.
13558 (*<plusminus:insn><VI_32:mode>3): Use Yw instad of <Yv_Yw> constrint.
13559 (<s>mulv4hi3_highpart): New expander.
13560 (*<s>mulv2hi3_highpart): New insn pattern.
13561 (<s>mulv2hi3_higpart): New expander.
13562 (*<any_shift:insn>v2hi3): New insn pattern.
13563 (<any_shift:insn>v2hi3): New expander.
13564 * config/i386/sse.md (smulhrsv2hi3): New expander.
13565 (*smulhrsv2hi3): New insn pattern.
13567 2021-05-20 Kewen Lin <linkw@linux.ibm.com>
13569 * doc/invoke.texi (vect-inner-loop-cost-factor): Document new
13571 * params.opt (vect-inner-loop-cost-factor): New.
13572 * targhooks.c (default_add_stmt_cost): Replace hardcoded factor
13573 50 with LOOP_VINFO_INNER_LOOP_COST_FACTOR, include head file
13574 tree-vectorizer.h and its required ones.
13575 * config/aarch64/aarch64.c (aarch64_add_stmt_cost): Replace
13576 hardcoded factor 50 with LOOP_VINFO_INNER_LOOP_COST_FACTOR.
13577 * config/arm/arm.c (arm_add_stmt_cost): Likewise.
13578 * config/i386/i386.c (ix86_add_stmt_cost): Likewise.
13579 * config/rs6000/rs6000.c (rs6000_add_stmt_cost): Likewise.
13580 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
13582 (_loop_vec_info::_loop_vec_info): Init inner_loop_cost_factor.
13583 * tree-vectorizer.h (_loop_vec_info): Add inner_loop_cost_factor.
13584 (LOOP_VINFO_INNER_LOOP_COST_FACTOR): New macro.
13586 2021-05-20 Christophe Lyon <christophe.lyon@linaro.org>
13587 Torbjörn Svensson <torbjorn.svensson@st.com>
13590 * doc/cpp.texi (Common Predefined Macros): Document __FILE_NAME__.
13592 2021-05-20 Jakub Jelinek <jakub@redhat.com>
13594 PR middle-end/99928
13595 * gimplify.c (gimplify_scan_omp_clauses) <case OMP_CLAUSE_LINEAR>: For
13596 explicit linear clause when combined with target, make it map(tofrom:)
13597 instead of no clause or firstprivate.
13599 2021-05-20 Jakub Jelinek <jakub@redhat.com>
13601 PR tree-optimization/94589
13602 * match.pd ((X & Y) == X -> (X & ~Y) == 0): Simplify even in presence
13603 of integral conversions.
13605 2021-05-19 Andrew MacLeod <amacleod@redhat.com>
13607 * gimple-range.cc (fur_source::get_operand): New.
13608 (gimple_range_fold): Delete.
13609 (fold_using_range::fold_stmt): Move from gimple_ranger::calc_stmt.
13610 (fold_using_range::range_of_range_op): Move from gimple_ranger.
13611 (fold_using_range::range_of_address): Ditto.
13612 (fold_using_range::range_of_phi): Ditto.
13613 (fold_using_range::range_of_call): Ditto.
13614 (fold_using_range::range_of_builtin_ubsan_call): Move from
13615 range_of_builtin_ubsan_call.
13616 (fold_using_range::range_of_builtin_call): Move from
13617 range_of_builtin_call.
13618 (gimple_ranger::range_of_builtin_call): Delete.
13619 (fold_using_range::range_of_cond_expr): Move from gimple_ranger.
13620 (gimple_ranger::fold_range_internal): New.
13621 (gimple_ranger::range_of_stmt): Use new fold_using_range API.
13622 (fold_using_range::range_of_ssa_name_with_loop_info): Move from
13623 gimple_ranger. Improve ranges of SSA_NAMES when possible.
13624 * gimple-range.h (gimple_ranger): Remove various range_of routines.
13625 (class fur_source): New.
13626 (class fold_using_range): New.
13627 (fur_source::fur_source): New.
13629 * vr-values.c (vr_values::extract_range_basic): Use fold_using_range
13630 instead of range_of_builtin_call.
13632 2021-05-19 Jonathan Wakely <jwakely@redhat.com>
13634 * doc/cpp.texi (Common Predefined Macros): Update documentation
13635 for the __GXX_EXPERIMENTAL_CXX0X__ macro.
13637 2021-05-19 Alex Coplan <alex.coplan@arm.com>
13640 * config/arm/arm.md (nonsecure_call_internal): Always ensure
13641 callee's address is in a register.
13643 2021-05-19 Geng Qi <gengqi@linux.alibaba.com>
13645 * common/config/riscv/riscv-common.c
13646 (riscv_subset_list::parsing_subset_version): Properly parse the letter
13648 (riscv_subset_list::parse_std_ext,
13649 riscv_subset_list::parse_multiletter_ext): To handle errors generated
13650 in riscv_subset_list::parsing_subset_version.
13652 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
13654 * config/aarch64/aarch64-simd.md: Use "neon_move_narrow_q"
13655 type attribute in patterns generating XTN(2).
13657 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
13659 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_pack_trunc_<mode>):
13660 Remove as duplicate of...
13661 (aarch64_xtn<mode>): This.
13662 (aarch64_xtn2<mode>_le): Move position in file.
13663 (aarch64_xtn2<mode>_be): Move position in file.
13664 (aarch64_xtn2<mode>): Move position in file.
13665 (vec_pack_trunc_<mode>): Define as an expander.
13667 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
13669 * config/aarch64/aarch64-simd-builtins.def: Split builtin
13670 generation for aarch64_<sur>q<r>shr<u>n_n<mode> pattern into
13671 separate scalar and vector generators.
13672 * config/aarch64/aarch64-simd.md
13673 (aarch64_<sur>q<r>shr<u>n_n<mode>): Define as an expander and
13675 (aarch64_<sur>q<r>shr<u>n_n<mode>_insn_le): This and...
13676 (aarch64_<sur>q<r>shr<u>n_n<mode>_insn_be): This.
13677 * config/aarch64/iterators.md: Define SD_HSDI iterator.
13679 2021-05-19 Jonathn Wright <jonathan.wright@arm.com>
13681 * config/aarch64/aarch64-simd.md: Use UNSPEC_SQXTUN instead
13683 * config/aarch64/iterators.md: Remove UNSPEC_SQXTUN2.
13685 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
13687 * config/aarch64/aarch64-simd.md (aarch64_<sur>q<r>shr<u>n2_n<mode>):
13688 Implement as an expand emitting a big/little endian
13689 instruction pattern.
13690 (aarch64_<sur>q<r>shr<u>n2_n<mode>_insn_le): Define.
13691 (aarch64_<sur>q<r>shr<u>n2_n<mode>_insn_be): Define.
13693 2021-05-19 Jonathan Wright <jonathan.wright@arm.com>
13695 * config/aarch64/aarch64-simd.md (aarch64_<sur><addsub>hn2<mode>):
13696 Implement as an expand emitting a big/little endian
13697 instruction pattern.
13698 (aarch64_<sur><addsub>hn2<mode>_insn_le): Define.
13699 (aarch64_<sur><addsub>hn2<mode>_insn_be): Define.
13700 * config/aarch64/iterators.md: Remove UNSPEC_[R]ADDHN2 and
13701 UNSPEC_[R]SUBHN2 unspecs and ADDSUBHN2 iterator.
13703 2021-05-19 Richard Biener <rguenther@suse.de>
13705 PR middle-end/100672
13706 * fold-const.c (fold_negate_expr_1): Use element_precision.
13707 (negate_expr_p): Likewise.
13709 2021-05-19 Andre Vieira <andre.simoesdiasvieira@arm.com>
13711 * config/aarch64/iterators.md (SVE_PRED_LOAD): New iterator.
13712 (pred_load): New int attribute.
13713 * config/aarch64/aarch64-sve.md
13714 (aarch64_load_<ANY_EXTEND:optab><SVE_HSDI:mode><SVE_PARTIAL_I:mode>): Use
13715 SVE_PRED_LOAD enum iterator and corresponding pred_load attribute.
13716 * config/aarch64/aarch64-sve-builtins-base.cc (expand): Update call to
13717 code_for_aarch64_load.
13719 2021-05-19 Richard Biener <rguenther@suse.de>
13721 * cfgexpand.c (discover_nonconstant_array_refs_r): Make
13722 sure TARGET_MEM_REF bases are expanded as memory.
13723 * tree-ssa-operands.c (operands_scanner::get_tmr_operands):
13724 Do not mark TARGET_MEM_REF bases addressable.
13725 * tree-ssa.c (non_rewritable_mem_ref_base): Handle
13726 TARGET_MEM_REF bases as never rewritable.
13727 * gimple-walk.c (walk_stmt_load_store_addr_ops): Do not
13728 walk TARGET_MEM_REF bases as address-takens.
13729 * tree-ssa-dce.c (ref_may_be_aliased): Handle TARGET_MEM_REF.
13731 2021-05-19 Richard Biener <rguenther@suse.de>
13733 * builtins.c (get_object_alignment_1): Strip outer
13735 * tree-dfa.c (get_ref_base_and_extent): Handle outer
13736 WITH_SIZE_EXPR for size processing and process the
13738 * tree-ssa-alias.c (ao_ref_base_alias_set): Strip
13739 outer WITH_SIZE_EXPR.
13740 (ao_ref_base_alias_ptr_type): Likewise.
13741 (refs_may_alias_p_2): Allow WITH_SIZE_EXPR in ref->ref
13742 and handle that accordingly, stripping it for the
13743 core alias workers.
13744 * tree.c (get_base_address): Handle WITH_SIZE_EXPR by
13745 looking through it instead of returning NULL.
13747 2021-05-19 Jakub Jelinek <jakub@redhat.com>
13749 PR middle-end/100576
13750 * builtins.c (check_read_access): Convert bound to size_type_node if
13753 2021-05-19 Richard Biener <rguenther@suse.de>
13755 * tree-cfg.c (verify_types_in_gimple_min_lval): Inline...
13756 (verify_types_in_gimple_reference): ... here. Sanitize.
13757 (verify_gimple_call): Verify references in LHS and arguments.
13758 (verify_gimple_assign_single): Reject WITH_SIZE_EXPR.
13760 2021-05-19 Uroš Bizjak <ubizjak@gmail.com>
13762 * config/i386/i386.h (VALID_INT_MODE_P):
13763 Add V8QI, V4HI and V2SI modes for TARGET_64BIT.
13764 * config/i386/i386.md (isa): Add x64_bmi.
13765 (enabled): Handle x64_bmi.
13766 * config/i386/mmx.md (mmx_andnot<MMXMODEI:mode>3):
13767 Add alternative using 64bit general registers.
13768 (*mmx_<any_logic:code><MMXMODEI:mode>3): Ditto.
13770 2021-05-19 Jakub Jelinek <jakub@redhat.com>
13772 PR middle-end/99928
13773 * tree.h (OMP_MASTER_COMBINED): Define.
13774 * gimplify.c (gimplify_scan_omp_clauses): Rewrite lastprivate
13775 handling for outer combined/composite constructs to a loop.
13776 Handle lastprivate on combined target.
13777 (gimplify_expr): Formatting fix.
13779 2021-05-19 Xionghu Luo <luoxhu@linux.ibm.com>
13781 * passes.def: Add sink_code pass before store_merging.
13782 * tree-ssa-sink.c (pass_sink_code:clone): New.
13784 2021-05-18 Bill Schmidt <wschmidt@linux.ibm.com>
13786 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Remove call to
13787 rs6000_special_adjust_field_align_p.
13788 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
13789 * config/rs6000/rs6000-call.c (rs6000_function_arg_boundary):
13790 Remove ABI warning.
13791 (rs6000_function_arg): Likewise.
13792 * config/rs6000/rs6000-protos.h
13793 (rs6000_special_adjust_field_align_p): Remove prototype.
13794 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
13796 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Remove call to
13797 rs6000_special_adjust_field_align_p.
13799 2021-05-18 Uroš Bizjak <ubizjak@gmail.com>
13802 * config/i386/i386.h (VALID_SSE2_REG_MODE):
13803 Add V4QI and V2HI modes.
13804 (VALID_INT_MODE_P): Ditto.
13805 * config/i386/mmx.md (VI_32): New mode iterator.
13806 (mmxvecsize): Handle V4QI and V2HI.
13808 (mov<VI_32:mode>): New expander.
13809 (*mov<mode>_internal): New insn pattern.
13810 (movmisalign<VI_32:mode>): New expander.
13811 (neg<VI_32:mode>): New expander.
13812 (<plusminus:insn><VI_32:mode>3): New expander.
13813 (*<plusminus:insn><VI_32:mode>3): New insn pattern.
13814 (mulv2hi3): New expander.
13815 (*mulv2hi3): New insn pattern.
13816 (one_cmpl<VI_32:mode>2): New expander.
13817 (*andnot<VI_32:mode>3): New insn pattern.
13818 (<any_logic:code><VI_32:mode>3): New expander.
13819 (*<any_logic:code><VI_32:mode>3): New insn pattern.
13821 2021-05-18 Uroš Bizjak <ubizjak@gmail.com>
13823 * config/i386/sse.md (<any_extend:insn>v4qiv4di2):
13824 Fix a mode mismatch with operand 1.
13826 2021-05-18 Uroš Bizjak <ubizjak@gmail.com>
13829 * config/i386/i386-expand.c (split_double_mode): Return
13830 temporary register when simplify_gen_subreg fails with
13831 the high half od the paradoxical subreg.
13833 2021-05-18 Richard Biener <rguenther@suse.de>
13835 * cfgexpand.c (expand_one_var): Pass in forced_stack_var
13836 and honor it when expanding.
13837 (expand_used_vars_for_block): Pass through forced_stack_var.
13838 (expand_used_vars): Likewise.
13839 (discover_nonconstant_array_refs_r): Set bits in
13840 forced_stack_vars instead of marking vars TREE_ADDRESSABLE.
13841 (avoid_type_punning_on_regs): Likewise.
13842 (discover_nonconstant_array_refs): Likewise.
13843 (pass_expand::execute): Create and pass down forced_stack_var
13844 bitmap. For parameters and returns temporarily set
13845 TREE_ADDRESSABLE when expand_function_start.
13847 2021-05-18 Thomas Schwinge <thomas@codesourcery.com>
13849 * doc/sourcebuild.texi: Document 'dg-note'.
13851 2021-05-18 Tobias Burnus <tobias@codesourcery.com>
13854 * configure: Regenerate.
13855 * configure.ac (BUILD_CFLAG, BUILD_CXXFLAGS): Add $(CFLAGS-$@).
13857 2021-05-18 Thomas Schwinge <thomas@codesourcery.com>
13859 * gimple.h (is_gimple_omp_oacc): Tighten.
13860 * omp-low.c (check_omp_nesting_restrictions): Adjust.
13862 2021-05-18 Richard Biener <rguenther@suse.de>
13864 * tree-ssa-operands.c (mark_address_taken): Simplify.
13866 2021-05-18 Martin Liska <mliska@suse.cz>
13868 * config/gcn/mkoffload.c (STR): Redefine.
13869 * config/i386/intelmic-mkoffload.c (STR): Likewise.
13870 * config/nvptx/mkoffload.c (STR): Likewise.
13872 2021-05-18 Martin Liska <mliska@suse.cz>
13874 * common/config/aarch64/aarch64-common.c (aarch64_parse_extension):
13875 Use startswith function instead of strncmp.
13876 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
13877 * common/config/riscv/riscv-common.c (riscv_subset_list::parse): Likewise.
13878 * config/aarch64/aarch64-sve-builtins-shapes.cc (parse_type): Likewise.
13879 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Likewise.
13880 * config/alpha/alpha.c (alpha_elf_section_type_flags): Likewise.
13881 * config/arm/aarch-common.c (arm_md_asm_adjust): Likewise.
13882 * config/arm/arm.c (arm_file_start): Likewise.
13883 (arm_valid_target_attribute_rec): Likewise.
13884 (thumb1_md_asm_adjust): Likewise.
13885 * config/arm/driver-arm.c (host_detect_local_cpu): Likewise.
13886 * config/avr/avr.c (STR_PREFIX_P): Likewise.
13887 (avr_set_current_function): Likewise.
13888 (avr_handle_addr_attribute): Likewise.
13889 (avr_asm_output_aligned_decl_common): Likewise.
13890 (avr_asm_named_section): Likewise.
13891 (avr_section_type_flags): Likewise.
13892 (avr_asm_select_section): Likewise.
13893 * config/c6x/c6x.c (c6x_in_small_data_p): Likewise.
13894 (c6x_section_type_flags): Likewise.
13895 * config/darwin-c.c (darwin_cfstring_ref_p): Likewise.
13896 (darwin_objc_declare_unresolved_class_reference): Likewise.
13897 (darwin_objc_declare_class_definition): Likewise.
13898 * config/darwin.c (indirect_data): Likewise.
13899 (darwin_encode_section_info): Likewise.
13900 (darwin_objc2_section): Likewise.
13901 (darwin_objc1_section): Likewise.
13902 (machopic_select_section): Likewise.
13903 (darwin_globalize_label): Likewise.
13904 (darwin_label_is_anonymous_local_objc_name): Likewise.
13905 (darwin_asm_named_section): Likewise.
13906 (darwin_asm_output_dwarf_offset): Likewise.
13907 * config/frv/frv.c (frv_string_begins_with): Likewise.
13908 (frv_in_small_data_p): Likewise.
13909 * config/gcn/mkoffload.c (STR): Likewise.
13911 * config/i386/i386-builtins.c (get_builtin_code_for_version): Likewise.
13912 * config/i386/i386-options.c (ix86_option_override_internal): Likewise.
13913 * config/i386/i386.c (x86_64_elf_section_type_flags): Likewise.
13914 (ix86_md_asm_adjust): Likewise.
13915 * config/i386/intelmic-mkoffload.c (STR): Likewise.
13916 * config/i386/winnt.c (i386_pe_asm_named_section): Likewise.
13917 (i386_pe_file_end): Likewise.
13918 * config/ia64/ia64.c (ia64_in_small_data_p): Likewise.
13919 (ia64_section_type_flags): Likewise.
13920 * config/mips/driver-native.c (host_detect_local_cpu): Likewise.
13921 * config/mips/mips.c (mips_handle_interrupt_attr): Likewise.
13922 (mips16_stub_function_p): Likewise.
13923 (mips_function_rodata_section): Likewise.
13924 * config/msp430/msp430.c (msp430_mcu_name): Likewise.
13925 (msp430_function_section): Likewise.
13926 (msp430_section_type_flags): Likewise.
13927 (msp430_expand_helper): Likewise.
13928 * config/nios2/nios2.c (nios2_small_section_name_p): Likewise.
13929 (nios2_valid_target_attribute_rec): Likewise.
13930 * config/nvptx/mkoffload.c (process): Likewise.
13932 * config/pa/som.h: Likewise.
13933 * config/pdp11/pdp11.c (pdp11_output_ident): Likewise.
13934 * config/riscv/riscv.c (riscv_elf_select_rtx_section): Likewise.
13935 * config/rs6000/rs6000.c (VTABLE_NAME_P): Likewise.
13936 (rs6000_inner_target_options): Likewise.
13937 * config/s390/driver-native.c (s390_host_detect_local_cpu): Likewise.
13938 * config/sparc/driver-sparc.c (host_detect_local_cpu): Likewise.
13939 * config/vax/vax.c (vax_output_int_move): Likewise.
13940 * config/vms/vms-ld.c (startswith): Likewise.
13941 (process_args): Likewise.
13943 * config/vms/vms.c: Likewise.
13945 2021-05-18 Jakub Jelinek <jakub@redhat.com>
13947 PR rtl-optimization/100590
13948 * regcprop.c (copyprop_hardreg_forward_1): Only DCE dead sets if
13949 they are NONJUMP_INSN_P.
13951 2021-05-18 Jakub Jelinek <jakub@redhat.com>
13954 * function.c (push_dummy_function): Set DECL_ARTIFICIAL and
13955 DECL_ASSEMBLER_NAME on the fn_decl.
13957 2021-05-18 Jakub Jelinek <jakub@redhat.com>
13959 PR tree-optimization/94589
13960 * tree-ssa-phiopt.c (spaceship_replacement): Pattern match
13961 phi result used in (res & ~1) == 0 comparison as res >= 0 as
13962 res == 2 would be UB with -ffinite-math-only.
13964 2021-05-18 Martin Liska <mliska@suse.cz>
13966 * Makefile.in: genversion.o should depend on DATESTAMP.
13968 2021-05-18 Claudiu Zissulescu <claziss@synopsys.com>
13970 * config/arc/simdext.md (negv2si2): Remove round bracket.
13972 2021-05-18 Andreas Krebbel <krebbel@linux.ibm.com>
13974 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Define
13975 _Bool as macro expanding to _Bool.
13977 2021-05-18 Andreas Krebbel <krebbel@linux.ibm.com>
13980 * tree.c (build_reference_type_for_mode)
13981 (build_pointer_type_for_mode): Pick pointer mode if MODE argument
13983 (build_reference_type, build_pointer_type): Invoke
13984 build_*_type_for_mode with VOIDmode.
13986 2021-05-17 Andrew MacLeod <amacleod@redhat.com>
13988 PR tree-optimization/100512
13989 * gimple-range-cache.cc (ranger_cache::set_global_range): Mark const
13990 and non-zero pointer ranges as invariant.
13991 * gimple-range.cc (gimple_ranger::range_of_stmt): Remove pointer
13992 processing from here.
13994 2021-05-17 Tom de Vries <tdevries@suse.de>
13997 * config/nvptx/nvptx-protos.h (nvptx_output_atomic_insn): Declare
13998 * config/nvptx/nvptx.c (nvptx_output_barrier)
13999 (nvptx_output_atomic_insn): New function.
14000 (nvptx_print_operand): Add support for 'B'.
14001 * config/nvptx/nvptx.md: Use nvptx_output_atomic_insn for atomic
14004 2021-05-17 Aldy Hernandez <aldyh@redhat.com>
14006 PR tree-optimization/100349
14007 * vr-values.c (bounds_of_var_in_loop): Bail if scev returns
14010 2021-05-17 Tamar Christina <tamar.christina@arm.com>
14012 * config/aarch64/driver-aarch64.c (DEFAULT_ARCH): New.
14013 (host_detect_local_cpu): Use it.
14015 2021-05-17 Martin Liska <mliska@suse.cz>
14017 * doc/invoke.texi: Add 2 missing dots.
14019 2021-05-17 Marius Hillenbrand <mhillen@linux.ibm.com>
14021 PR bootstrap/100552
14022 * configure.ac: Replace pattern substitution with call to sed.
14023 * configure: Regenerate.
14025 2021-05-17 Richard Biener <rguenther@suse.de>
14027 PR middle-end/100582
14028 * tree.c (array_at_struct_end_p): Get to the base of the
14029 reference before looking for the underlying decl.
14031 2021-05-17 Joern Rennecke <joern.rennecke@embecosm.com>
14033 * genoutput.c (validate_insn_alternatives) Make "wrong number of
14034 alternatives" message more specific, and remove assumption on where
14037 2021-05-17 Christophe Lyon <christophe.lyon@linaro.org>
14039 * config/arm/iterators.md (V16): New iterator.
14040 (VH_cvtto): New iterator.
14041 (v_cmp_result): Added V4HF and V8HF support.
14042 * config/arm/vec-common.md (vec_cmp<mode><v_cmp_result>): Use VDQWH.
14043 (vcond<mode><mode>): Likewise.
14044 (vcond_mask_<mode><v_cmp_result>): Likewise.
14045 (vcond<VH_cvtto><mode>): New expander.
14047 2021-05-17 Christophe Lyon <christophe.lyon@linaro.org>
14049 * config/arm/arm-protos.h (arm_expand_vector_compare): Update
14051 * config/arm/arm.c (arm_expand_vector_compare): Add support for
14053 (arm_expand_vcond): Likewise.
14054 * config/arm/iterators.md (supf): Remove VCMPNEQ_S, VCMPEQQ_S,
14055 VCMPEQQ_N_S, VCMPNEQ_N_S.
14056 (VCMPNEQ, VCMPEQQ, VCMPEQQ_N, VCMPNEQ_N): Remove.
14057 * config/arm/mve.md (@mve_vcmp<mve_cmp_op>q_<mode>): Add '@' prefix.
14058 (@mve_vcmp<mve_cmp_op>q_f<mode>): Likewise.
14059 (@mve_vcmp<mve_cmp_op>q_n_f<mode>): Likewise.
14060 (@mve_vpselq_<supf><mode>): Likewise.
14061 (@mve_vpselq_f<mode>"): Likewise.
14062 * config/arm/neon.md (vec_cmp<mode><v_cmp_result): Enable for MVE
14063 and move to vec-common.md.
14064 (vec_cmpu<mode><mode>): Likewise.
14065 (vcond<mode><mode>): Likewise.
14066 (vcond<V_cvtto><mode>): Likewise.
14067 (vcondu<mode><v_cmp_result>): Likewise.
14068 (vcond_mask_<mode><v_cmp_result>): Likewise.
14069 * config/arm/unspecs.md (VCMPNEQ_U, VCMPNEQ_S, VCMPEQQ_S)
14070 (VCMPEQQ_N_S, VCMPNEQ_N_S, VCMPEQQ_U, CMPEQQ_N_U, VCMPNEQ_N_U)
14071 (VCMPGEQ_N_S, VCMPGEQ_S, VCMPGTQ_N_S, VCMPGTQ_S, VCMPLEQ_N_S)
14072 (VCMPLEQ_S, VCMPLTQ_N_S, VCMPLTQ_S, VCMPCSQ_N_U, VCMPCSQ_U)
14073 (VCMPHIQ_N_U, VCMPHIQ_U): Remove.
14074 * config/arm/vec-common.md (vec_cmp<mode><v_cmp_result): Moved
14076 (vec_cmpu<mode><mode>): Likewise.
14077 (vcond<mode><mode>): Likewise.
14078 (vcond<V_cvtto><mode>): Likewise.
14079 (vcondu<mode><v_cmp_result>): Likewise.
14080 (vcond_mask_<mode><v_cmp_result>): Likewise. Added unsafe math
14083 2021-05-17 liuhongt <hongtao.liu@intel.com>
14086 * config/i386/i386.c (ix86_gimple_fold_builtin): Use
14087 gsi_insert_seq_before instead.
14089 2021-05-17 Christophe Lyon <christophe.lyon@linaro.org>
14091 * doc/sourcebuild.texi (arm_qbit_ok): Rename into...
14092 (arm_sat_ok): ...this.
14094 2021-05-17 Martin Liska <mliska@suse.cz>
14096 * lto-wrapper.c (merge_flto_options): Factor out a new function.
14097 (merge_and_complain): Use it.
14098 (run_gcc): Merge also linker command line -flto=foo argument
14101 2021-05-16 Christophe Lyon <christophe.lyon@linaro.org>
14103 * config/arm/arm.h (CPP_SPEC): Remove error message about
14104 -mlittle-endian/-mbig-endian conflict.
14106 2021-05-15 Bill Schmidt <wschmidt@linux.ibm.com>
14108 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Define
14109 __ROP_PROTECT__ if -mrop-protect is selected.
14111 2021-05-15 Bill Schmidt <wschmidt@linux.ibm.com>
14113 * config/rs6000/rs6000-internal.h (rs6000_stack): Add
14114 rop_hash_save_offset and rop_hash_size.
14115 * config/rs6000/rs6000-logue.c (rs6000_stack_info): Compute
14116 rop_hash_size and rop_hash_save_offset.
14117 (debug_stack_info): Dump rop_hash_save_offset and rop_hash_size.
14118 (rs6000_emit_prologue): Emit hashst[p] in prologue.
14119 (rs6000_emit_epilogue): Emit hashchk[p] in epilogue.
14120 * config/rs6000/rs6000.md (unspec): Add UNSPEC_HASHST and
14122 (hashst): New define_insn.
14123 (hashchk): Likewise.
14125 2021-05-15 Bill Schmidt <wschmidt@linux.ibm.com>
14127 * config/rs6000/rs6000.c (rs6000_option_override_internal):
14128 Disable shrink wrap when inserting ROP-protect instructions.
14129 * config/rs6000/rs6000.opt (mrop-protect): New option.
14130 (mprivileged): Likewise.
14131 * doc/invoke.texi: Document mrop-protect and mprivileged.
14133 2021-05-15 Hans-Peter Nilsson <hp@axis.com>
14135 * reorg.c (fill_slots_from_thread): Reinstate code typoed out in
14138 2021-05-15 Martin Jambor <mjambor@suse.cz>
14141 2021-05-13 Martin Jambor <mjambor@suse.cz>
14143 PR tree-optimization/100453
14144 * tree-sra.c (sra_modify_assign): All const base accesses do not
14145 need refreshing, not just those from decl_pool.
14146 (sra_modify_assign): Do not refresh into a const base decl.
14148 2021-05-15 Jakub Jelinek <jakub@redhat.com>
14150 PR rtl-optimization/100342
14151 * regcprop.c (copy_value): When copying a source reg in a wider
14152 mode than it has recorded for the value, adjust recorded destination
14153 mode too or punt if !REG_CAN_CHANGE_MODE_P.
14155 2021-05-14 Jason Merrill <jason@redhat.com>
14157 * intl.h: Add comments.
14159 2021-05-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14161 * config/aarch64/aarch64-simd.md
14162 (aarch64_sqdml<SBINQOPS:as>l2_lane<mode>_internal): Split into...
14163 (aarch64_sqdmlsl2_lane<mode>_internal): ... This...
14164 (aarch64_sqdmlal2_lane<mode>_internal): ... And this.
14165 (aarch64_sqdml<SBINQOPS:as>l2_laneq<mode>_internal): Split into ...
14166 (aarch64_sqdmlsl2_laneq<mode>_internal): ... This...
14167 (aarch64_sqdmlal2_laneq<mode>_internal): ... And this.
14168 (aarch64_sqdml<SBINQOPS:as>l2_n<mode>_internal): Split into...
14169 (aarch64_sqdmlsl2_n<mode>_internal): ... This...
14170 (aarch64_sqdmlal2_n<mode>_internal): ... And this.
14172 2021-05-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14175 * config/arm/arm_neon.h (vtst_s8): Replace call to vtst builtin with it's
14176 boolean logic equivalent.
14177 (vtst_s16): Likewise.
14178 (vtst_s32): Likewise.
14179 (vtst_u8): Likewise.
14180 (vtst_u16): Likewise.
14181 (vtst_u32): Likewise.
14182 (vtst_p8): Likewise.
14183 (vtst_p16): Likewise.
14184 (vtstq_s8): Likewise.
14185 (vtstq_s16): Likewise.
14186 (vtstq_s32): Likewise.
14187 (vtstq_u8): Likewise.
14188 (vtstq_u16): Likewise.
14189 (vtstq_u32): Likewise.
14190 (vtstq_p8): Likewise.
14191 (vtstq_p16): Likewise.
14192 * config/arm/arm_neon_builtins.def: Remove entry for vtst.
14193 * config/arm/neon.md (neon_vtst<mode>): Remove pattern.
14195 2021-05-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14197 * config/aarch64/aarch64-simd.md (aarch64_sqdmlal2<mode>): Merge into...
14198 (aarch64_sqdml<SBINQOPS:as>l2<mode>): ... This.
14199 (aarch64_sqdmlsl2<mode>): Delete.
14200 (aarch64_sqdmlal2_lane<mode>): Merge this...
14201 (aarch64_sqdmlsl2_lane<mode>): ... And this...
14202 (aarch64_sqdml<SBINQOPS:as>l2_lane<mode>): ... Into this.
14203 (aarch64_sqdmlal2_laneq<mode>): Merge this...
14204 (aarch64_sqdmlsl2_laneq<mode>): ... And this...
14205 (aarch64_sqdml<SBINQOPS:as>l2_laneq<mode>): ... Into this.
14206 (aarch64_sqdmlal2_n<mode>): Merge this...
14207 (aarch64_sqdmlsl2_n<mode>): ... And this...
14208 (aarch64_sqdml<SBINQOPS:as>l2_n<mode>): ... Into this.
14210 2021-05-13 Martin Sebor <msebor@redhat.com>
14212 PR middle-end/100574
14213 * builtins.c (access_ref::get_ref): Improve detection of PHIs with
14214 all null arguments.
14216 2021-05-13 Martin Sebor <msebor@redhat.com>
14218 PR tree-optimization/93100
14219 PR middle-end/98583
14220 * tree-ssa-uninit.c (check_defs): Exclude intrinsic functions that
14221 don't modify referenced objects.
14223 2021-05-13 Martin Jambor <mjambor@suse.cz>
14225 PR tree-optimization/100453
14226 * tree-sra.c (sra_modify_assign): All const base accesses do not
14227 need refreshing, not just those from decl_pool.
14228 (sra_modify_assign): Do not refresh into a const base decl.
14230 2021-05-13 Martin Liska <mliska@suse.cz>
14232 * tree-ssa-dom.c: Remove m_simplifier.
14234 2021-05-13 Richard Earnshaw <rearnsha@arm.com>
14237 * config/arm/arm.c (arm_canonicalize_comparison): Correctly
14238 canonicalize DImode inequality comparisons against the
14239 maximum integral value.
14241 2021-05-13 Jakub Jelinek <jakub@redhat.com>
14243 PR tree-optimization/98856
14244 * config/i386/i386.c (ix86_shift_rotate_cost): Add CODE argument.
14245 Expect V2DI and V4DI arithmetic right shifts to be emulated.
14246 (ix86_rtx_costs, ix86_add_stmt_cost): Adjust ix86_shift_rotate_cost
14248 * config/i386/i386-expand.c (expand_vec_perm_2perm_interleave,
14249 expand_vec_perm_2perm_pblendv): New functions.
14250 (ix86_expand_vec_perm_const_1): Use them.
14251 * config/i386/sse.md (ashr<mode>3<mask_name>): Rename to ...
14252 (<mask_codefor>ashr<mode>3<mask_name>): ... this.
14253 (ashr<mode>3): New define_expand with VI248_AVX512BW iterator.
14254 (ashrv4di3): New define_expand.
14255 (ashrv2di3): Change condition to TARGET_SSE2, handle !TARGET_XOP
14256 and !TARGET_AVX512VL expansion.
14258 2021-05-13 Uroš Bizjak <ubizjak@gmail.com>
14261 * config/i386/i386-expand.c (ix86_expand_sse_movcc): Force mode
14262 sizes < 16 to a register when constructing vpcmov pattern.
14263 * config/i386/mmx.md (*xop_pcmov_<mode>): Use MMXMODE124 mode.
14265 2021-05-13 Martin Liska <mliska@suse.cz>
14267 * gcov-io.c (gcov_write_block): Remove.
14268 (gcov_write_words): Likewise.
14269 (gcov_read_words): Re-implement using gcov_read_bytes.
14270 (gcov_allocate): Remove.
14271 (GCOV_BLOCK_SIZE): Likewise.
14272 (struct gcov_var): Remove most of the fields.
14273 (gcov_position): Implement with ftell.
14274 (gcov_rewrite): Remove setting of start and offset fields.
14275 (from_file): Re-format.
14276 (gcov_open): Remove setbuf call. It should not be needed.
14277 (gcov_close): Remove internal buffer handling.
14278 (gcov_magic): Use __builtin_bswap32.
14279 (gcov_write_counter): Use directly gcov_write_unsigned.
14280 (gcov_write_string): Use direct fwrite and do not round
14282 (gcov_seek): Use directly fseek.
14283 (gcov_write_tag): Use gcov_write_unsigned directly.
14284 (gcov_write_length): Likewise.
14285 (gcov_write_tag_length): Likewise.
14286 (gcov_read_bytes): Use directly fread.
14287 (gcov_read_unsigned): Use gcov_read_words.
14288 (gcov_read_counter): Likewise.
14289 (gcov_read_string): Use gcov_read_bytes.
14290 * gcov-io.h (GCOV_WORD_SIZE): Adjust to reflect
14291 that size is not in bytes, but words (4B).
14292 (GCOV_TAG_FUNCTION_LENGTH): Likewise.
14293 (GCOV_TAG_ARCS_LENGTH): Likewise.
14294 (GCOV_TAG_ARCS_NUM): Likewise.
14295 (GCOV_TAG_COUNTER_LENGTH): Likewise.
14296 (GCOV_TAG_COUNTER_NUM): Likewise.
14297 (GCOV_TAG_SUMMARY_LENGTH): Likewise.
14299 2021-05-13 liuhongt <hongtao.liu@intel.com>
14302 * config/i386/sse.md (ssedoublevecmode): Add attribute for
14303 V64QI/V32HI/V16SI/V4DI.
14304 (ssehalfvecmode): Add attribute for V2DI/V2DF.
14305 (*vec_concatv4si_0): Extend to VI124_128.
14306 (*vec_concat<mode>_0): New pre-reload splitter.
14307 * config/i386/predicates.md (movq_parallel): New predicate.
14309 2021-05-13 Alexandre Oliva <oliva@adacore.com>
14311 * targhooks.c (default_zero_call_used_regs): Retry using
14312 successfully-zeroed registers as sources.
14314 2021-05-12 Tobias Burnus <tobias@codesourcery.com>
14316 * omp-low.c (finish_taskreg_scan): Use the proper detach decl.
14318 2021-05-12 Aldy Hernandez <aldyh@redhat.com>
14321 * gimple-range.cc (range_of_builtin_call): Skip out on
14322 processing __builtin_clz when varying.
14324 2021-05-12 Tom de Vries <tdevries@suse.de>
14327 * config/nvptx/nvptx-opts.h (enum ptx_version): New enum.
14328 * config/nvptx/nvptx.c (nvptx_file_start): Print .version according
14329 to ptx_version_option.
14330 * config/nvptx/nvptx.h (TARGET_PTX_6_3): Define.
14331 * config/nvptx/nvptx.md (define_insn "nvptx_shuffle<mode>")
14332 (define_insn "nvptx_vote_ballot"): Use sync variant for
14334 * config/nvptx/nvptx.opt (ptx_version): Add enum.
14335 (mptx): Add option.
14336 * doc/invoke.texi (Nvidia PTX Options): Add mptx item.
14338 2021-05-12 Richard Biener <rguenther@suse.de>
14340 PR tree-optimization/100566
14341 * tree-ssa-sccvn.c (dominated_by_p_w_unex): Properly handle
14342 allow_back for all edge queries.
14344 2021-05-12 liuhongt <hongtao.liu@intel.com>
14347 * config/i386/sse.md (<sse4_1_avx2>_pblendvb): Add
14348 splitters for pblendvb of NOT mask register.
14350 2021-05-12 Richard Biener <rguenther@suse.de>
14352 PR tree-optimization/100519
14353 * tree-ssa-reassoc.c (can_associate_p): Split into...
14354 (can_associate_op_p): ... this
14355 (can_associate_type_p): ... and this.
14356 (is_reassociable_op): Call can_associate_op_p.
14357 (break_up_subtract_bb): Call the appropriate predicates.
14358 (reassociate_bb): Likewise.
14360 2021-05-12 Martin Liska <mliska@suse.cz>
14362 * lto-wrapper.c (merge_and_complain): Merge -flto=arg options.
14363 (run_gcc): Use -flto argument detection for merged
14366 2021-05-12 Martin Liska <mliska@suse.cz>
14368 * lto-wrapper.c (print_lto_docs_link): New function.
14369 (run_gcc): Print warning about missing job server detection
14370 after we know NR of partitions. Do the same for -flto{,=1}.
14371 * opts.c (get_option_html_page): Support -flto option.
14373 2021-05-12 Martin Liska <mliska@suse.cz>
14375 * lto-wrapper.c (get_options_from_collect_gcc_options): Change
14377 (append_option): Remove.
14378 (find_option): Rework to use the vector type.
14379 (remove_option): Remove.
14380 (merge_and_complain): Use vectors for cl_decoded_option data
14382 (append_compiler_options): Likewise.
14383 (append_diag_options): Likewise.
14384 (append_linker_options): Likewise.
14385 (append_offload_options): Likewise.
14386 (compile_offload_image): Likewise.
14387 (compile_images_for_offload_targets): Likewise.
14388 (find_and_merge_options): Likewise.
14389 (run_gcc): Likewise.
14391 2021-05-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
14394 * dwarf2out.c (dwarf2out_finish): Set
14395 have_multiple_function_sections with multi-range text_section.
14397 2021-05-12 Martin Liska <mliska@suse.cz>
14399 PR bootstrap/100560
14400 * Makefile.in: Remove version.h from linker command line.
14402 2021-05-12 Richard Biener <rguenther@suse.de>
14404 PR middle-end/100547
14405 * rtl.h (rtvec_alloc): Make argument size_t.
14406 * rtl.c (rtvec_alloc): Verify the count is less than INT_MAX.
14408 2021-05-12 Jakub Jelinek <jakub@redhat.com>
14410 PR middle-end/100508
14411 * cfgexpand.c (expand_debug_expr): For DEBUG_EXPR_DECL with vector
14412 type, don't reuse DECL_RTL if it has different mode, instead force
14413 creation of a new DEBUG_EXPR.
14415 2021-05-12 Jakub Jelinek <jakub@redhat.com>
14416 Marc Glisse <marc.glisse@inria.fr>
14418 PR tree-optimization/94589
14419 * match.pd ((X & Y) == X -> (X & ~Y) == 0,
14420 (X | Y) == Y -> (X & ~Y) == 0): New GIMPLE simplifications.
14422 2021-05-12 Uroš Bizjak <ubizjak@gmail.com>
14425 * config/i386/i386-expand.c (ix86_expand_sse_movcc): Handle V2SF mode.
14426 * config/i386/mmx.md (MMXMODE124): New mode iterator.
14428 (mmxintvecmode): New mode attribute.
14429 (mmxintvecmodelower): Ditto.
14430 (*mmx_maskcmpv2sf3_comm): New insn pattern.
14431 (*mmx_maskcmpv2sf3): Ditto.
14432 (vec_cmpv2sfv2si): New expander.
14433 (vcond<V2FI:mode>v2si): Ditto.
14434 (mmx_vlendvps): New insn pattern.
14435 (vcond<MMXMODE124:mode><MMXMODEI:mode>): Also handle V2SFmode.
14436 (vcondu<MMXMODE124:mode><MMXMODEI:mode>): Ditto.
14437 (vcond_mask_<mode><mmxintvecmodelower>): Ditto.
14439 2021-05-11 Martin Sebor <msebor@redhat.com>
14441 PR middle-end/21433
14442 * expr.c (expand_expr_real_1): Replace unreachable code with an assert.
14444 2021-05-11 Richard Biener <rguenther@suse.de>
14446 * gimple-fold.c (gimple_fold_call): Do not call
14447 maybe_fold_reference on call arguments or the static chain.
14448 (fold_stmt_1): Do not call maybe_fold_reference on GIMPLE_ASM
14451 2021-05-11 Martin Liska <mliska@suse.cz>
14453 * builtins.def (DEF_HSAIL_BUILTIN): Remove.
14454 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
14455 (DEF_HSAIL_SAT_BUILTIN): Likewise.
14456 (DEF_HSAIL_INTR_BUILTIN): Likewise.
14457 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
14458 * doc/frontends.texi: Remove BRIG.
14459 * doc/install.texi: Likewise.
14460 * doc/invoke.texi: Likewise.
14461 * doc/standards.texi: Likewise.
14462 * brig-builtins.def: Removed.
14463 * brig/ChangeLog: Removed.
14464 * brig/Make-lang.in: Removed.
14465 * brig/brig-builtins.h: Removed.
14466 * brig/brig-c.h: Removed.
14467 * brig/brig-lang.c: Removed.
14468 * brig/brigfrontend/brig-arg-block-handler.cc: Removed.
14469 * brig/brigfrontend/brig-atomic-inst-handler.cc: Removed.
14470 * brig/brigfrontend/brig-basic-inst-handler.cc: Removed.
14471 * brig/brigfrontend/brig-branch-inst-handler.cc: Removed.
14472 * brig/brigfrontend/brig-cmp-inst-handler.cc: Removed.
14473 * brig/brigfrontend/brig-code-entry-handler.cc: Removed.
14474 * brig/brigfrontend/brig-code-entry-handler.h: Removed.
14475 * brig/brigfrontend/brig-comment-handler.cc: Removed.
14476 * brig/brigfrontend/brig-control-handler.cc: Removed.
14477 * brig/brigfrontend/brig-copy-move-inst-handler.cc: Removed.
14478 * brig/brigfrontend/brig-cvt-inst-handler.cc: Removed.
14479 * brig/brigfrontend/brig-fbarrier-handler.cc: Removed.
14480 * brig/brigfrontend/brig-function-handler.cc: Removed.
14481 * brig/brigfrontend/brig-function.cc: Removed.
14482 * brig/brigfrontend/brig-function.h: Removed.
14483 * brig/brigfrontend/brig-inst-mod-handler.cc: Removed.
14484 * brig/brigfrontend/brig-label-handler.cc: Removed.
14485 * brig/brigfrontend/brig-lane-inst-handler.cc: Removed.
14486 * brig/brigfrontend/brig-machine.c: Removed.
14487 * brig/brigfrontend/brig-machine.h: Removed.
14488 * brig/brigfrontend/brig-mem-inst-handler.cc: Removed.
14489 * brig/brigfrontend/brig-module-handler.cc: Removed.
14490 * brig/brigfrontend/brig-queue-inst-handler.cc: Removed.
14491 * brig/brigfrontend/brig-seg-inst-handler.cc: Removed.
14492 * brig/brigfrontend/brig-signal-inst-handler.cc: Removed.
14493 * brig/brigfrontend/brig-to-generic.cc: Removed.
14494 * brig/brigfrontend/brig-to-generic.h: Removed.
14495 * brig/brigfrontend/brig-util.cc: Removed.
14496 * brig/brigfrontend/brig-util.h: Removed.
14497 * brig/brigfrontend/brig-variable-handler.cc: Removed.
14498 * brig/brigfrontend/hsa-brig-format.h: Removed.
14499 * brig/brigfrontend/phsa.h: Removed.
14500 * brig/brigspec.c: Removed.
14501 * brig/config-lang.in: Removed.
14502 * brig/gccbrig.texi: Removed.
14503 * brig/lang-specs.h: Removed.
14504 * brig/lang.opt: Removed.
14506 2021-05-11 Richard Biener <rguenther@suse.de>
14509 * ipa-param-manipulation.c
14510 (ipa_param_body_adjustments::modify_call_stmt): Avoid
14511 altering SSA_NAME_DEF_STMT by adjusting the calls LHS
14512 via gimple_call_lhs_ptr.
14514 2021-05-11 Alex Coplan <alex.coplan@arm.com>
14517 * config/arm/arm.c (cmse_nonsecure_call_inline_register_clear):
14518 Avoid emitting CFA adjusts on the sp if we have the fp.
14520 2021-05-11 Richard Sandiford <richard.sandiford@arm.com>
14522 * config/aarch64/iterators.md (VMUL_CHANGE_NLANES): Delete.
14523 (VMULD): New iterator.
14524 (VCOND): Handle V4HF and V8HF.
14525 (VCONQ): Fix entry for V2SF.
14526 * config/aarch64/aarch64-simd.md (mul_lane<mode>3): Use VMULD
14527 instead of VMUL. Use a 64-bit vector mode for the indexed operand.
14528 (*aarch64_mul3_elt_<vswap_width_name><mode>): Merge with...
14529 (mul_laneq<mode>3): ...this define_insn. Use VMUL instead of VDQSF.
14530 Use a 128-bit vector mode for the indexed operand. Use stype for
14531 the scheduling type.
14533 2021-05-11 Richard Biener <rguenther@suse.de>
14535 * gimple-fold.c (maybe_fold_reference): Only return
14536 is_gimple_min_invariant values.
14538 2021-05-11 Richard Biener <rguenther@suse.de>
14540 PR middle-end/100509
14541 * gimple-fold.c (fold_gimple_assign): Only call
14542 get_symbol_constant_value on register type symbols.
14544 2021-05-11 Srinath Parvathaneni <srinath.parvathaneni@arm.com>
14545 Joe Ramsay <joe.ramsay@arm.com>
14548 * config/arm/arm_mve.h (__arm_vstrwq_scatter_offset): Fix wrong arguments.
14549 (__arm_vcmpneq): Remove duplicate definition.
14550 (__arm_vstrwq_scatter_offset_p): Likewise.
14551 (__arm_vmaxq_x): Likewise.
14552 (__arm_vmlsdavaq): Likewise.
14553 (__arm_vmlsdavaxq): Likewise.
14554 (__arm_vmlsdavq_p): Likewise.
14555 (__arm_vmlsdavxq_p): Likewise.
14556 (__arm_vrmlaldavhaq): Likewise.
14557 (__arm_vstrbq_p): Likewise.
14558 (__arm_vstrbq_scatter_offset): Likewise.
14559 (__arm_vstrbq_scatter_offset_p): Likewise.
14560 (__arm_vstrdq_scatter_offset): Likewise.
14561 (__arm_vstrdq_scatter_offset_p): Likewise.
14562 (__arm_vstrdq_scatter_shifted_offset): Likewise.
14563 (__arm_vstrdq_scatter_shifted_offset_p): Likewise.
14565 2021-05-11 Jakub Jelinek <jakub@redhat.com>
14567 PR middle-end/100471
14568 * omp-low.c (lower_omp_task_reductions): For OMP_TASKLOOP, if data
14569 is 0, bypass the reduction loop including
14570 GOMP_taskgroup_reduction_unregister call.
14572 2021-05-11 Kewen Lin <linkw@linux.ibm.com>
14574 * config/rs6000/rs6000.c (struct rs6000_cost_data): New member
14575 costing_for_scalar.
14576 (rs6000_density_test): Early return if costing_for_scalar is true.
14577 (rs6000_init_cost): Init costing_for_scalar of rs6000_cost_data.
14579 2021-05-11 Kewen Lin <linkw@linux.ibm.com>
14581 * doc/tm.texi: Regenerated.
14582 * target.def (init_cost): Add new parameter costing_for_scalar.
14583 * targhooks.c (default_init_cost): Adjust for new parameter.
14584 * targhooks.h (default_init_cost): Likewise.
14585 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Likewise.
14586 (vect_compute_single_scalar_iteration_cost): Likewise.
14587 (vect_analyze_loop_2): Likewise.
14588 * tree-vect-slp.c (_bb_vec_info::_bb_vec_info): Likewise.
14589 (vect_bb_vectorization_profitable_p): Likewise.
14590 * tree-vectorizer.h (init_cost): Likewise.
14591 * config/aarch64/aarch64.c (aarch64_init_cost): Likewise.
14592 * config/i386/i386.c (ix86_init_cost): Likewise.
14593 * config/rs6000/rs6000.c (rs6000_init_cost): Likewise.
14595 2021-05-11 Kewen Lin <linkw@linux.ibm.com>
14597 * config/rs6000/rs6000.c (rs6000_vect_nonmem): Renamed to
14598 vect_nonmem and moved into...
14599 (struct rs6000_cost_data): ...here.
14600 (rs6000_init_cost): Use vect_nonmem of cost_data instead.
14601 (rs6000_add_stmt_cost): Likewise.
14602 (rs6000_finish_cost): Likewise.
14604 2021-05-10 Eric Botcazou <ebotcazou@adacore.com>
14606 * range-op.cc (get_bool_state): Adjust head comment.
14607 (operator_not_equal::op1_range): Fix comment.
14608 (operator_bitwise_xor::op1_range): Remove call to gcc_unreachable.
14610 2021-05-10 Martin Sebor <msebor@redhat.com>
14612 PR middle-end/100425
14613 PR middle-end/100510
14614 * gimple-ssa-warn-alloca.c (pass_walloca::firast_time_p): Rename...
14615 (pass_walloca::xlimit_certain_p): ...to this.
14616 (pass_walloca::gate): Execute for any kind of handled warning.
14617 (pass_walloca::execute): Avoid issuing "maybe" and "unbounded"
14618 warnings when xlimit_certain_p is set.
14620 2021-05-10 Pat Haugen <pthaugen@linux.ibm.com>
14622 * config/rs6000/rs6000.c (rs6000_ira_change_pseudo_allocno_class):
14623 Return ALTIVEC_REGS if that is best_class.
14624 (rs6000_compute_pressure_classes): Add ALTIVEC_REGS.
14626 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
14628 * config/arm/arm.h (CPP_SPEC): Remove error message about
14631 2021-05-10 Martin Jambor <mjambor@suse.cz>
14633 * ipa-prop.h (IPA_NODE_REF): Removed.
14634 (IPA_NODE_REF_GET_CREATE): Likewise.
14635 (IPA_EDGE_REF): Likewise.
14636 (IPA_EDGE_REF_GET_CREATE): Likewise.
14637 (IS_VALID_JUMP_FUNC_INDEX): Likewise.
14638 * ipa-cp.c (print_all_lattices): Replaced IPA_NODE_REF with a direct
14639 use of ipa_node_params_sum.
14640 (ipcp_versionable_function_p): Likewise.
14641 (push_node_to_stack): Likewise.
14642 (pop_node_from_stack): Likewise.
14643 (set_single_call_flag): Replaced two IPA_NODE_REF with one single
14644 direct use of ipa_node_params_sum.
14645 (initialize_node_lattices): Replaced IPA_NODE_REF with a direct use of
14646 ipa_node_params_sum.
14647 (ipa_context_from_jfunc): Replaced IPA_EDGE_REF with a direct use of
14649 (ipcp_verify_propagated_values): Replaced IPA_NODE_REF with a direct
14650 use of ipa_node_params_sum.
14651 (self_recursively_generated_p): Likewise.
14652 (propagate_scalar_across_jump_function): Likewise.
14653 (propagate_context_across_jump_function): Replaced IPA_EDGE_REF with a
14654 direct use of ipa_edge_args_sum, moved the lookup after the early
14655 exit. Replaced IPA_NODE_REF with a direct use of ipa_node_params_sum.
14656 (propagate_bits_across_jump_function): Replaced IPA_NODE_REF with
14657 direct uses of ipa_node_params_sum.
14658 (propagate_vr_across_jump_function): Likewise.
14659 (propagate_aggregate_lattice): Likewise.
14660 (propagate_aggs_across_jump_function): Likewise.
14661 (propagate_constants_across_call): Likewise, also replaced
14662 IPA_EDGE_REF with a direct use of ipa_edge_args_sum.
14663 (good_cloning_opportunity_p): Replaced IPA_NODE_REF with a direct use
14664 of ipa_node_params_sum.
14665 (estimate_local_effects): Likewise.
14666 (add_all_node_vals_to_toposort): Likewise.
14667 (propagate_constants_topo): Likewise.
14668 (ipcp_propagate_stage): Likewise.
14669 (ipcp_discover_new_direct_edges): Likewise.
14670 (calls_same_node_or_its_all_contexts_clone_p): Likewise.
14671 (cgraph_edge_brings_value_p): Likewise (in both overloaded functions).
14672 (get_info_about_necessary_edges): Likewise.
14673 (want_remove_some_param_p): Likewise.
14674 (create_specialized_node): Likewise.
14675 (self_recursive_pass_through_p): Likewise.
14676 (self_recursive_agg_pass_through_p): Likewise.
14677 (find_more_scalar_values_for_callers_subset): Likewise and also
14678 replaced IPA_EDGE_REF with direct uses of ipa_edge_args_sum, in one
14679 case replacing two of those with a single query.
14680 (find_more_contexts_for_caller_subset): Likewise for the
14681 ipa_polymorphic_call_context overload.
14682 (intersect_aggregates_with_edge): Replaced IPA_EDGE_REF with a direct
14683 use of ipa_edge_args_sum. Replaced IPA_NODE_REF with direct uses of
14684 ipa_node_params_sum.
14685 (find_aggregate_values_for_callers_subset): Likewise, also reusing
14686 results of ipa_edge_args_sum->get.
14687 (cgraph_edge_brings_all_scalars_for_node): Replaced IPA_NODE_REF with
14688 direct uses of ipa_node_params_sum, replaced IPA_EDGE_REF with a
14689 direct use of ipa_edge_args_sum.
14690 (cgraph_edge_brings_all_agg_vals_for_node): Likewise, moved node
14691 summary query after the early exit and reused the result later.
14692 (decide_about_value): Replaced IPA_NODE_REF with a direct use of
14693 ipa_node_params_sum.
14694 (decide_whether_version_node): Likewise. Removed re-querying for
14695 summaries after cloning.
14696 (spread_undeadness): Replaced IPA_NODE_REF with a direct use of
14697 ipa_node_params_sum.
14698 (has_undead_caller_from_outside_scc_p): Likewise, reusing results of
14700 (identify_dead_nodes): Likewise.
14701 (ipcp_store_bits_results): Replaced IPA_NODE_REF with direct uses of
14702 ipa_node_params_sum.
14703 (ipcp_store_vr_results): Likewise.
14704 * ipa-fnsummary.c (evaluate_properties_for_edge): Likewise.
14705 (ipa_fn_summary_t::duplicate): Likewise.
14706 (analyze_function_body): Likewise.
14707 (estimate_calls_size_and_time): Likewise.
14708 (ipa_cached_call_context::duplicate_from): Likewise.
14709 (ipa_call_context::equal_to): Likewise.
14710 (remap_edge_params): Likewise.
14711 (ipa_merge_fn_summary_after_inlining): Likewise.
14712 (inline_read_section): Likewise.
14713 * ipa-icf.c (sem_function::param_used_p): Likewise.
14714 * ipa-modref.c (compute_parm_map): Likewise.
14715 (compute_parm_map): Replaced IPA_EDGE_REF with a direct use of
14717 (get_access_for_fnspec): Replaced IPA_NODE_REF with a direct use of
14718 ipa_node_params_sum and replaced IPA_EDGE_REF with a direct use of
14720 * ipa-profile.c (check_argument_count): Likewise.
14721 * ipa-prop.c (ipa_alloc_node_params): Replaced IPA_NODE_REF_GET_CREATE
14722 with a direct use of ipa_node_params_sum.
14723 (ipa_initialize_node_params): Likewise.
14724 (ipa_print_node_jump_functions_for_edge): Replaced IPA_EDGE_REF with a
14725 direct use of ipa_edge_args_sum and reused the query result.
14726 (ipa_compute_jump_functions_for_edge): Replaced IPA_NODE_REF with a
14727 direct use of ipa_node_params_sum and replaced IPA_EDGE_REF with a
14728 direct use of ipa_edge_args_sum.
14729 (ipa_note_param_call): Replaced IPA_NODE_REF with a direct use of
14730 ipa_node_params_sum and reused the result of the query.
14731 (ipa_analyze_node): Likewise.
14732 (ipa_analyze_controlled_uses): Replaced IPA_NODE_REF with a direct use
14733 of ipa_node_params_sum.
14734 (update_jump_functions_after_inlining): Replaced IPA_EDGE_REF with
14735 direct uses of ipa_edge_args_sum.
14736 (update_indirect_edges_after_inlining): Replaced IPA_NODE_REF with
14737 direct uses of ipa_node_params_sum and replaced IPA_EDGE_REF with a
14738 direct use of ipa_edge_args_sum. Removed superficial re-querying the
14740 (propagate_controlled_uses): Replaced IPA_NODE_REF with direct uses of
14741 ipa_node_params_sum and replaced IPA_EDGE_REF with a direct use of
14743 (ipa_propagate_indirect_call_infos): Replaced IPA_EDGE_REF with a
14744 direct use of ipa_edge_args_sum.
14745 (ipa_edge_args_sum_t::duplicate): Replaced IPA_NODE_REF with a direct
14746 use of ipa_node_params_sum.
14747 (ipa_print_node_params): Likewise.
14748 (ipa_write_node_info): Likewise and also replaced IPA_EDGE_REF with
14749 direct uses of ipa_edge_args_sum.
14750 (ipa_read_edge_info): Replaced IPA_EDGE_REF with a direct use of
14752 (ipa_read_node_info): Replaced IPA_NODE_REF with a direct use of
14753 ipa_node_params_sum.
14754 (ipa_prop_write_jump_functions): Likewise. Move variable node to the
14755 scopes where it is used.
14757 2021-05-10 Uroš Bizjak <ubizjak@gmail.com>
14759 * config/i386/i386-expand.c (ix86_expand_sse_movcc)
14760 <case E_V2SImode>: Force op_true to register.
14762 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
14764 * config/arm/iterators.md (MVE_FP_COMPARISONS): New.
14765 * config/arm/mve.md (mve_vcmp<mve_cmp_op>q_f<mode>)
14766 (mve_vcmp<mve_cmp_op>q_n_f<mode>): New, merge all vcmp_*f*
14768 (mve_vcmpeqq_f<mode>, mve_vcmpeqq_n_f<mode>, mve_vcmpgeq_f<mode>)
14769 (mve_vcmpgeq_n_f<mode>, mve_vcmpgtq_f<mode>)
14770 (mve_vcmpgtq_n_f<mode>, mve_vcmpleq_f<mode>)
14771 (mve_vcmpleq_n_f<mode>, mve_vcmpltq_f<mode>)
14772 (mve_vcmpltq_n_f<mode>, mve_vcmpneq_f<mode>)
14773 (mve_vcmpneq_n_f<mode>): Remove.
14774 * config/arm/unspecs.md (VCMPEQQ_F, VCMPEQQ_N_F, VCMPGEQ_F)
14775 (VCMPGEQ_N_F, VCMPGTQ_F, VCMPGTQ_N_F, VCMPLEQ_F, VCMPLEQ_N_F)
14776 (VCMPLTQ_F, VCMPLTQ_N_F, VCMPNEQ_F, VCMPNEQ_N_F): Remove.
14778 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
14780 * config/arm/iterators.md (MVE_COMPARISONS): New.
14782 (mve_cmp_type): New.
14783 * config/arm/mve.md (mve_vcmp<mve_cmp_op>q_<mode>): New, merge all
14785 (mve_vcmpneq_<mode>, mve_vcmpcsq_n_<mode>, mve_vcmpcsq_<mode>)
14786 (mve_vcmpeqq_n_<mode>, mve_vcmpeqq_<mode>, mve_vcmpgeq_n_<mode>)
14787 (mve_vcmpgeq_<mode>, mve_vcmpgtq_n_<mode>, mve_vcmpgtq_<mode>)
14788 (mve_vcmphiq_n_<mode>, mve_vcmphiq_<mode>, mve_vcmpleq_n_<mode>)
14789 (mve_vcmpleq_<mode>, mve_vcmpltq_n_<mode>, mve_vcmpltq_<mode>)
14790 (mve_vcmpneq_n_<mode>, mve_vcmpltq_n_<mode>, mve_vcmpltq_<mode>)
14791 (mve_vcmpneq_n_<mode>): Remove.
14793 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
14795 * config/arm/arm_mve.h (__arm_vcmp*): Remove 's' suffix.
14796 * config/arm/arm_mve_builtins.def (vcmp*): Remove 's' suffix.
14797 * config/arm/mve.md (mve_vcmp*): Remove 's' suffix in pattern
14800 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
14802 * config/arm/arm_mve_builtins.def (vcmpneq_u): Remove.
14803 (vcmpneq_n_u): Likewise.
14804 (vcmpeqq_u,): Likewise.
14805 (vcmpeqq_n_u): Likewise.
14806 * config/arm/iterators.md (supf): Remove VCMPNEQ_U, VCMPEQQ_U,
14807 VCMPEQQ_N_U and VCMPNEQ_N_U.
14808 * config/arm/mve.md (mve_vcmpneq): Remove <supf> iteration.
14809 (mve_vcmpeqq_n): Likewise.
14810 (mve_vcmpeqq): Likewise.
14811 (mve_vcmpneq_n): Likewise.
14813 2021-05-10 Christophe Lyon <christophe.lyon@linaro.org>
14815 * config/arm/arm_mve.h (__arm_vcmpeq*u*, __arm_vcmpne*u*): Call
14816 the 's' version of the builtin.
14818 2021-05-10 Richard Biener <rguenther@suse.de>
14820 PR tree-optimization/100492
14821 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
14822 Find nothing when the loop contains an irreducible region.
14824 2021-05-10 Richard Biener <rguenther@suse.de>
14826 PR middle-end/100464
14828 * gimple-fold.c (canonicalize_constructor_val): Do not set
14831 2021-05-10 Richard Biener <rguenther@suse.de>
14833 PR tree-optimization/100434
14834 * tree-ssa-dse.c (initialize_ao_ref_for_dse): Handle
14836 (dse_optimize_stmt): Handle call LHS by dropping the
14837 LHS or the whole call if it doesn't have other
14839 (pass_dse::execute): Adjust.
14841 2021-05-10 Martin Liska <mliska@suse.cz>
14843 * Makefile.in: Add missing genversion rule.
14845 2021-05-10 Alex Coplan <alex.coplan@arm.com>
14848 * config/arm/mve.md (*mve_mov<mode>): Simplify output code. Use
14849 vldrw.u32 and vstrw.32 for V2D[IF]mode loads and stores.
14851 2021-05-10 Martin Liska <mliska@suse.cz>
14853 * builtins.c (is_builtin_name): Use startswith
14854 function instead of strncmp.
14855 * collect2.c (main): Likewise.
14856 (has_lto_section): Likewise.
14857 (scan_libraries): Likewise.
14858 * coverage.c (coverage_checksum_string): Likewise.
14859 (coverage_init): Likewise.
14860 * dwarf2out.c (is_cxx): Likewise.
14861 (gen_compile_unit_die): Likewise.
14862 * gcc-ar.c (main): Likewise.
14863 * gcc.c (init_spec): Likewise.
14864 (read_specs): Likewise.
14865 (execute): Likewise.
14866 (check_live_switch): Likewise.
14867 * genattrtab.c (write_attr_case): Likewise.
14868 (IS_ATTR_GROUP): Likewise.
14869 * gencfn-macros.c (main): Likewise.
14870 * gengtype.c (type_for_name): Likewise.
14871 (gen_rtx_next): Likewise.
14872 (get_file_langdir): Likewise.
14873 (write_local): Likewise.
14874 * genmatch.c (get_operator): Likewise.
14875 (get_operand_type): Likewise.
14876 (expr::gen_transform): Likewise.
14877 * genoutput.c (validate_optab_operands): Likewise.
14878 * incpath.c (add_sysroot_to_chain): Likewise.
14879 * langhooks.c (lang_GNU_C): Likewise.
14880 (lang_GNU_CXX): Likewise.
14881 (lang_GNU_Fortran): Likewise.
14882 (lang_GNU_OBJC): Likewise.
14883 * lto-wrapper.c (run_gcc): Likewise.
14884 * omp-general.c (omp_max_simt_vf): Likewise.
14885 * omp-low.c (omp_runtime_api_call): Likewise.
14886 * opts-common.c (parse_options_from_collect_gcc_options): Likewise.
14887 * read-rtl-function.c (function_reader::read_rtx_operand_r): Likewise.
14888 * real.c (real_from_string): Likewise.
14889 * selftest.c (assert_str_startswith): Likewise.
14890 * timevar.c (timer::validate_phases): Likewise.
14891 * tree.c (get_file_function_name): Likewise.
14892 * ubsan.c (ubsan_use_new_style_p): Likewise.
14893 * varasm.c (default_function_rodata_section): Likewise.
14894 (incorporeal_function_p): Likewise.
14895 (default_section_type_flags): Likewise.
14896 * system.h (startswith): Define startswith.
14898 2021-05-10 Martin Liska <mliska@suse.cz>
14900 * bitmap.h (class auto_bitmap): Remove
14901 __cplusplus >= 201103.
14902 * config/aarch64/aarch64.c: Likewise.
14903 * gimple-ssa-store-merging.c (store_immediate_info::store_immediate_info):
14905 * sbitmap.h: Likewise.
14907 2021-05-10 Martin Liska <mliska@suse.cz>
14909 * Makefile.in: Rename gcov-iov to genversion and depend
14910 on version.h (instead of gcov-iov.h).
14911 * gcov-io.h: Include version.h instread of gcov-iov.h.
14912 * gengtype-state.c (read_state_version): Likewise.
14913 * gcov-iov.c: Moved to...
14914 * genversion.c: ...here.
14915 * lto-streamer.h (LTO_major_version): Define it with
14917 * version.c: Removed.
14918 * version.h: Removed.
14920 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
14922 * config/arc/arc.md (UNSPEC_ARC_DMPYWH): Define.
14923 * config/arc/simdext.md (VCT): Add predicates for iterator
14926 (voptab): Likewise.
14927 (vec_widen_<V_US>mult_hi_v4hi): Change pattern predicate.
14928 (<voptab>v2si3): New patterns.
14930 (reduc_plus_scal_v4hi): Likewise.
14931 (reduc_plus_scal_v2si): Likewise.
14932 (vec_duplicatev2si): Likewise.
14933 (vec_duplicatev4hi): Likewise.
14935 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
14937 * config/arc/simdext.md: Format and cleanup file.
14939 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
14941 * config/arc/simdext.md (movmisalignv2hi): Allow misaligned access
14942 only when munaligned-access option is on.
14943 (movmisalign<mode>): Likewise.
14945 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
14947 * common/config/arc/arc-common.c (arc_handle_option): Remove dot
14949 * config/arc/arc.c (arc_reorg): Remove underscore from string.
14951 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
14953 * config/arc/arc.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
14954 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
14955 * config/arc/arc.md (clrsbsi2): Cleanup pattern.
14956 (norm_f): Likewise.
14959 (clzsi2): Use fls instruction when available.
14960 (arc_clzsi2): Likewise.
14962 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
14964 * config/arc/arc.h (ADDITIONAL_REGISTER_NAMES): Add r26 and r27.
14966 2021-05-10 Claudiu Zissulescu <claziss@synopsys.com>
14968 * doc/extend.texi (__builtin_arc_sr): Swap arguments.
14970 2021-05-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
14972 PR middle-end/100467
14973 * toplev.c (compile_file): Call insn_locations_init before
14974 targetm.asm_out.code_end.
14976 2021-05-07 Andrew Stubbs <ams@codesourcery.com>
14979 2021-05-07 Andrew Stubbs <ams@codesourcery.com>
14981 * config/gcn/gcn.c (gcn_scalar_mode_supported_p): Disable TImode.
14983 2021-05-07 Jakub Jelinek <jakub@redhat.com>
14984 Andrew Stubbs <amd@codesourcery.com>
14987 * builtins.c (try_store_by_multiple_pieces): Use force_operand for
14988 emit_move_insn operands.
14990 2021-05-07 Eric Botcazou <ebotcazou@adacore.com>
14992 * cfgexpand.c (expand_gimple_basic_block): Do not inherit a current
14993 location for the outgoing edges of an empty block.
14994 * dwarf2out.c (add_subscript_info): Retrieve the bounds and index
14995 type by means of the get_array_descr_info langhook, if it is set and
14996 returns true. Remove obsolete code dealing with unnamed subtypes.
14998 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
15000 * gimple-range-cache.cc (ssa_block_ranges): Virtualize.
15001 (sbr_vector): Renamed from ssa_block_cache.
15002 (sbr_vector::sbr_vector): Allocate from obstack abd initialize.
15003 (ssa_block_ranges::~ssa_block_ranges): Remove.
15004 (sbr_vector::set_bb_range): Use varying and undefined cached values.
15005 (ssa_block_ranges::set_bb_varying): Remove.
15006 (sbr_vector::get_bb_range): Adjust assert.
15007 (sbr_vector::bb_range_p): Adjust assert.
15008 (~block_range_cache): No freeing loop required.
15009 (block_range_cache::get_block_ranges): Remove.
15010 (block_range_cache::set_bb_range): Inline get_block_ranges.
15011 (block_range_cache::set_bb_varying): Remove.
15012 * gimple-range-cache.h (set_bb_varying): Remove prototype.
15013 * value-range.h (irange_allocator::get_memory): New.
15015 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
15017 * gimple-range-cache.cc (non_null_ref::non_null_deref_p): Search
15018 dominator tree is available and requested.
15019 (ranger_cache::ssa_range_in_bb): Don't search dom tree here.
15020 (ranger_cache::fill_block_cache): Don't search dom tree here either.
15021 * gimple-range-cache.h (non_null_deref_p): Add dom_search param.
15023 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
15025 * gimple-range.cc (gimple_ranger::range_on_exit): Handle block with
15026 only PHI nodes better.
15028 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
15030 * gimple-range-edge.h (gimple_outgoing_range): Rename from
15032 (gcond_edge_range): Export prototype.
15033 * gimple-range-edge.cc (gcond_edge_range): New.
15034 (gimple_outgoing_range::edge_range_p): Use gcond_edge_range.
15035 * gimple-range-gori.h (gori_compute): Use gimple_outgoing_range.
15037 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
15039 * gimple-range-edge.cc (outgoing_range::calc_switch_ranges): Compute
15040 default range into a temp and allocate only what is needed.
15042 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
15044 * range-op.cc (operator_trunc_mod::wi_fold): x % 0 is UNDEFINED.
15046 2021-05-07 Andrew MacLeod <amacleod@redhat.com>
15048 * gimple-range.h (gimple_range_global): Pick up parameter initial
15049 values, and use-before defined locals are UNDEFINED.
15051 2021-05-07 Eric Botcazou <ebotcazou@adacore.com>
15053 * doc/extend.texi (scalar_storage_order): Mention effect on pointer
15055 * tree.h (reverse_storage_order_for_component_p): Return false if
15056 the type is a pointer.
15058 2021-05-07 Andrew Stubbs <ams@codesourcery.com>
15060 * config/gcn/gcn.c (gcn_scalar_mode_supported_p): Disable TImode.
15062 2021-05-07 Uroš Bizjak <ubizjak@gmail.com>
15065 * config/i386/i386-expand.c (ix86_expand_sse_movcc):
15066 Handle V8QI, V4HI and V2SI modes.
15067 * config/i386/mmx.md (mmx_pblendvb): New insn pattern.
15068 * config/i386/sse.md (unspec): Move UNSPEC_BLENDV ...
15069 * config/i386/i386.md (unspec): ... here.
15071 2021-05-07 Tobias Burnus <tobias@codesourcery.com>
15072 Tom de Vries <tdevries@suse.de>
15074 * omp-low.c (lower_rec_simd_input_clauses): Set max_vf = 1 if
15075 a truth_value_p reduction variable is nonintegral.
15077 2021-05-07 Uroš Bizjak <ubizjak@gmail.com>
15080 * config/i386/i386-expand.c (ix86_use_mask_cmp_p):
15081 Return false for mode sizes < 16.
15083 2021-05-07 Jakub Jelinek <jakub@redhat.com>
15086 * config/i386/mmx.md (*xop_pcmov_<mode>): New define_insn.
15088 2021-05-06 Martin Jambor <mjambor@suse.cz>
15090 * ipa-sra.c (ipa_sra_dump_all_summaries): Dump edge summaries even
15091 when there is no function summary.
15092 (ipa_sra_summarize_function): produce edge summaries even when
15095 2021-05-06 Tom Tromey <tom@tromey.com>
15097 * godump.c (string_hash_eq): Remove.
15098 (go_finish): Use htab_eq_string.
15100 2021-05-06 Tom Tromey <tom@tromey.com>
15102 * gengtype-state.c (read_state): Use htab_eq_string.
15103 (string_eq): Remove.
15105 2021-05-06 Tom Tromey <tom@tromey.com>
15107 * gensupport.c (htab_eq_string): Remove.
15109 2021-05-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
15112 * debug.h (gcc_debug_hooks): Add set_ignored_loc function pointer.
15113 * dwarf2out.h (dw_fde_node::ignored_debug): New data item.
15114 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Add dummy
15115 set_ignored_loc callbacks.
15116 * debug.c (do_nothing_debug_hooks): Likewise.
15117 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
15118 * dwarf2out.c (text_section_used, cold_text_section_used): Remove.
15119 (in_text_section_p, last_text_label, last_cold_label,
15120 switch_text_ranges, switch_cold_ranges): New data items.
15121 (dwarf2out_note_section_used): Remove.
15122 (dwarf2out_begin_prologue): Set fde->ignored_debug and
15124 (mark_ignored_debug_section): New helper function.
15125 (dwarf2out_end_epilogue, dwarf2out_switch_text_section): Call
15126 mark_ignored_debug_section.
15127 (dwarf2_debug_hooks): Use dwarf2out_set_ignored_loc.
15128 (dwarf2_lineno_debug_hooks): Use dummy for set_ignored_loc.
15129 (size_of_aranges): Adjust formula for multi-part text ranges size.
15130 (output_aranges): Output multi-part text ranges.
15131 (dwarf2out_set_ignored_loc): New callback function.
15132 (dwarf2out_finish): Output multi-part text ranges.
15133 (dwarf2out_c_finalize): Clear new data items.
15134 * final.c (final_start_function_1): Call set_ignored_loc callback.
15135 (final_scan_insn_1): Likewise.
15136 * ggc-page.c (gt_ggc_mx): New helper function.
15137 * stringpool.c (gt_pch_nx): Likewise.
15139 2021-05-06 Richard Biener <rguenther@suse.de>
15141 * timevar.def (TV_TREE_INSERT_PHI_NODES): Remove.
15142 (TV_TREE_SSA_REWRITE_BLOCKS): Likewise.
15143 (TV_TREE_INTO_SSA): New.
15144 * tree-into-ssa.c (insert_phi_nodes): Do not account separately.
15145 (rewrite_blocks): Likewise.
15146 (pass_data_build_ssa): Account to TV_TREE_INTO_SSA.
15148 2021-05-06 Jakub Jelinek <jakub@redhat.com>
15150 * tree-ssa-phiopt.c (value_replacement, minmax_replacement,
15151 abs_replacement, xor_replacement,
15152 cond_removal_in_popcount_clz_ctz_pattern,
15153 replace_phi_edge_with_variable): Change type of phi argument from
15154 gimple * to gphi *.
15156 2021-05-06 Richard Biener <rguenther@suse.de>
15158 * tree-ssa-loop-split.c (split_loop): Delay updating SSA form.
15159 Output an opt-info message.
15160 (do_split_loop_on_cond): Likewise.
15161 (tree_ssa_split_loops): Update SSA form here.
15163 2021-05-06 Richard Biener <rguenther@suse.de>
15165 * tree-inline.c (tree_function_versioning): Fix DECL_BY_REFERENCE
15166 return variable removal.
15168 2021-05-06 Marius Hillenbrand <mhillen@linux.ibm.com>
15170 * config/s390/s390-builtins.def (O_M5, O1_M5, ...): Remove unused macros.
15171 (s390_vec_permi_s64, s390_vec_permi_b64, s390_vec_permi_u64)
15172 (s390_vec_permi_dbl, s390_vpdi): Use the O3_U2 type for the immediate
15174 * config/s390/s390.c (s390_const_operand_ok): Remove unused
15177 2021-05-06 Jakub Jelinek <jakub@redhat.com>
15179 PR tree-optimization/94589
15180 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Call
15181 spaceship_replacement.
15182 (cond_only_block_p, spaceship_replacement): New functions.
15184 2021-05-06 Richard Biener <rguenther@suse.de>
15187 * tree-emutls.c (gen_emutls_addr): Pass in whether we're
15188 dealing with a debug use and only query existing addresses
15190 (lower_emutls_1): Avoid splitting out addresses for debug
15191 stmts, reset the debug stmt when we fail to find existing
15193 (lower_emutls_phi_arg): Set wi.stmt.
15195 2021-05-06 Christoph Muellner <cmuellner@gcc.gnu.org>
15198 * config/riscv/riscv.c (riscv_block_move_loop): Use cbranch helper.
15199 * config/riscv/riscv.md (cbranch<mode>4): Generate helpers.
15200 (stack_protect_test): Use cbranch helper.
15202 2021-05-05 Eric Botcazou <ebotcazou@adacore.com>
15205 * config/i386/i386.c (ix86_compute_frame_layout): For a SEH target,
15206 always return the establisher frame for __builtin_frame_address (0).
15208 2021-05-05 Ivan Sorokin <vanyacpp@gmail.com>
15211 * config/i386/i386-builtins.c (ix86_cpu_model_type_node): New.
15212 (ix86_cpu_model_var): Likewise.
15213 (ix86_cpu_features2_type_node): Likewise.
15214 (ix86_cpu_features2_var): Likewise.
15215 (fold_builtin_cpu): Cache __cpu_model and __cpu_features2 with
15218 2021-05-05 Martin Sebor <msebor@redhat.com>
15220 * passes.def (pass_warn_printf): Run after SSA.
15222 2021-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15224 * config/arm/neon.md (neon_vtst_combine<mode>): New pattern.
15225 * config/arm/predicates.md (minus_one_operand): New predicate.
15227 2021-05-05 Jeff Law <jlaw@tachyum.com>
15229 * config/avr/avr.md: Remove references to CC_STATUS_INIT.
15231 2021-05-05 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
15233 PR rtl-optimization/100263
15234 * postreload.c (move2add_valid_value_p): Ensure register can
15237 2021-05-05 Eric Botcazou <ebotcazou@adacore.com>
15239 PR rtl-optimization/100411
15240 * cfgcleanup.c (try_crossjump_to_edge): Also skip end of prologue
15241 and beginning of function markers.
15243 2021-05-05 Jeff Law <jlaw@tachyum.com>
15245 * config/cr16/cr16.h (NOTICE_UPDATE_CC): Remove.
15246 * config/cr16/cr16.c (notice_update_cc): Remove.
15247 * config/cr16/cr16-protos.h (notice_update_cc): Remove.
15249 2021-05-05 Uroš Bizjak <ubizjak@gmail.com>
15252 * config/i386/i386-expand.c (ix86_expand_int_sse_cmp):
15253 Handle V8QI, V4HI and V2SI modes.
15254 * config/i386/i386.c (ix86_build_const_vector): Handle V2SImode.
15255 (ix86_build_signbit_mask): Ditto.
15256 * config/i386/mmx.md (MMXMODE14): New mode iterator.
15257 (<smaxmin:code><MMXMODE14:mode>3): New expander.
15258 (*mmx_<smaxmin:code><MMXMODE14:mode>3): New insn pattern.
15259 (<umaxmin:code><MMXMODE24:mode>3): New expander.
15260 (*mmx_<umaxmin:code><MMXMODE24:mode>3): New insn pattern.
15261 (vec_cmp<MMXMODEI:mode><MMXMODEI:mode>): New expander.
15262 (vec_cmpu<MMXMODEI:mode><MMXMODEI:mode>): Ditto.
15263 (vcond<MMXMODEI:mode><MMXMODEI:mode>): Ditto.
15264 (vcondu<MMXMODEI:mode><MMXMODEI:mode>): Ditto.
15265 (vcond_mask_<MMXMODEI:mode><MMXMODEI:mode>): Ditto.
15267 2021-05-05 Eric Botcazou <ebotcazou@adacore.com>
15269 * dwarf2out.c (loc_list_from_tree_1) <DECL>: During early DWARF, do
15270 not expand the VALUE_EXPR of variables put in the non-local frame.
15271 * gimplify.c (gimplify_type_sizes) <RECORD_TYPE>: If the type is not
15272 to be ignored for debug info, ensure its variable offsets are not.
15274 2021-05-05 Richard Biener <rguenther@suse.de>
15276 PR tree-optimization/79333
15277 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt):
15278 Fold stmt following SSA edges.
15280 2021-05-05 Richard Biener <rguenther@suse.de>
15282 PR middle-end/100394
15283 * calls.c (expand_call): Preserve possibly throwing calls.
15284 * cfgexpand.c (expand_call_stmt): When a call can throw signal
15285 RTL expansion there are side-effects.
15286 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Simplify,
15287 mark all possibly throwing stmts necessary unless we can elide
15289 * tree-ssa-dse.c (pass_dse::execute): Preserve exceptions unless
15290 -fdelete-dead-exceptions.
15291 * tree.h (DECL_PURE_P): Add note about exceptions.
15293 2021-05-05 Alexandre Oliva <oliva@adacore.com>
15295 * config/i386/vxworks.h (DBX_REGISTER_NUMBER): Make it
15298 2021-05-04 David Edelsohn <dje.gcc@gmail.com>
15300 * config/rs6000/rs6000-call.c (rs6000_output_mi_thunk): Use
15301 get_fnname_from_decl for name of thunk.
15302 * config/rs6000/rs6000.c (rs6000_declare_alias): Use assemble_name
15303 and ASM_OUTPUT_LABEL.
15304 (rs6000_xcoff_declare_function_name): Use assemble_name and
15306 (rs6000_xcoff_declare_object_name): Use ASM_OUTPUT_LABEL.
15307 (rs6000_xcoff_encode_section_info): Don't add mapping class
15308 for aliases. Always add [DS] mapping class to primary
15310 (rs6000_asm_weaken_decl): Don't explicitly add [DS].
15312 2021-05-04 Martin Sebor <msebor@redhat.com>
15314 PR middle-end/100307
15315 * builtins.c (compute_objsize_r): Clear base0 for pointers.
15317 2021-05-04 Jeff Law <jlaw@tachyum.com>
15319 * config/bfin/bfin.h (NOTICE_UPDATE_CC): Remove.
15321 2021-05-04 Segher Boessenkool <segher@kernel.crashing.org>
15323 * caller-save.c: Remove CC0.
15324 * cfgcleanup.c: Remove CC0.
15325 * cfgrtl.c: Remove CC0.
15326 * combine.c: Remove CC0.
15327 * compare-elim.c: Remove CC0.
15328 * conditions.h: Remove CC0.
15329 * config/h8300/h8300.h: Remove CC0.
15330 * config/h8300/h8300-protos.h: Remove CC0.
15331 * config/h8300/peepholes.md: Remove CC0.
15332 * config/i386/x86-tune-sched.c: Remove CC0.
15333 * config/m68k/m68k.c: Remove CC0.
15334 * config/rl78/rl78.c: Remove CC0.
15335 * config/sparc/sparc.c: Remove CC0.
15336 * config/xtensa/xtensa.c: Remove CC0.
15337 (gen_conditional_move): Use pc_rtx instead of cc0_rtx in a piece of
15338 RTL where that is used as a placeholder only.
15339 * cprop.c: Remove CC0.
15340 * cse.c: Remove CC0.
15341 * cselib.c: Remove CC0.
15342 * df-problems.c: Remove CC0.
15343 * df-scan.c: Remove CC0.
15344 * doc/md.texi: Remove CC0. Adjust an example.
15345 * doc/rtl.texi: Remove CC0. Adjust an example.
15346 * doc/tm.texi: Regenerate.
15347 * doc/tm.texi.in: Remove CC0.
15348 * emit-rtl.c: Remove CC0.
15349 * final.c: Remove CC0.
15350 * fwprop.c: Remove CC0.
15351 * gcse-common.c: Remove CC0.
15352 * gcse.c: Remove CC0.
15353 * genattrtab.c: Remove CC0.
15354 * genconfig.c: Remove CC0.
15355 * genemit.c: Remove CC0.
15356 * genextract.c: Remove CC0.
15357 * gengenrtl.c: Remove CC0.
15358 * genrecog.c: Remove CC0.
15359 * haifa-sched.c: Remove CC0.
15360 * ifcvt.c: Remove CC0.
15361 * ira-costs.c: Remove CC0.
15362 * ira.c: Remove CC0.
15363 * jump.c: Remove CC0.
15364 * loop-invariant.c: Remove CC0.
15365 * lra-constraints.c: Remove CC0.
15366 * lra-eliminations.c: Remove CC0.
15367 * optabs.c: Remove CC0.
15368 * postreload-gcse.c: Remove CC0.
15369 * postreload.c: Remove CC0.
15370 * print-rtl.c: Remove CC0.
15371 * read-rtl-function.c: Remove CC0.
15372 * reg-notes.def: Remove CC0.
15373 * reg-stack.c: Remove CC0.
15374 * reginfo.c: Remove CC0.
15375 * regrename.c: Remove CC0.
15376 * reload.c: Remove CC0.
15377 * reload1.c: Remove CC0.
15378 * reorg.c: Remove CC0.
15379 * resource.c: Remove CC0.
15380 * rtl.c: Remove CC0.
15381 * rtl.def: Remove CC0.
15382 * rtl.h: Remove CC0.
15383 * rtlanal.c: Remove CC0.
15384 * sched-deps.c: Remove CC0.
15385 * sched-rgn.c: Remove CC0.
15386 * shrink-wrap.c: Remove CC0.
15387 * simplify-rtx.c: Remove CC0.
15388 * system.h: Remove CC0. Poison NOTICE_UPDATE_CC, CC_STATUS_MDEP_INIT,
15389 CC_STATUS_MDEP, and CC_STATUS.
15390 * target.def: Remove CC0.
15391 * valtrack.c: Remove CC0.
15392 * var-tracking.c: Remove CC0.
15394 2021-05-04 Richard Biener <rguenther@suse.de>
15396 PR tree-optimization/100414
15397 * tree-ssa-phiopt.c (get_non_trapping): Do not compute dominance
15399 (tree_ssa_phiopt_worker): But unconditionally here.
15401 2021-05-04 Tobias Burnus <tobias@codesourcery.com>
15403 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses): Handle
15404 && and || with floating-point and complex arguments.
15406 2021-05-04 Eric Botcazou <ebotcazou@adacore.com>
15408 * tree-inline.c (insert_debug_decl_map): Delete.
15409 (copy_debug_stmt): Minor tweak.
15410 (setup_one_parameter): Do not use a variable if the value is either
15411 a read-only DECL or a non-addressable local variable in the caller.
15412 In this case, insert the debug-only variable in the map manually.
15413 (expand_call_inline): Do not generate a CLOBBER for these values.
15414 * tree-inline.h (debug_map): Minor tweak.
15416 2021-05-04 Eric Botcazou <ebotcazou@adacore.com>
15418 * builtins.c (builtin_with_linkage_p): Return true for stp[n]cpy.
15419 * symtab.c (symtab_node::output_to_lto_symbol_table_p): Tidy up.
15421 2021-05-04 Richard Biener <rguenther@suse.de>
15423 PR tree-optimization/100329
15424 * tree-ssa-reassoc.c (can_reassociate_p): Do not reassociate
15426 (insert_stmt_after): Assert we're not running into asm goto.
15428 2021-05-04 Richard Biener <rguenther@suse.de>
15430 PR tree-optimization/100398
15431 * tree-ssa-dse.c (pass_dse::execute): Preserve control
15434 2021-05-04 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
15436 * builtins.c (try_store_by_multiple_pieces): Fix constfun's prototype.
15438 2021-05-04 Alexandre Oliva <oliva@adacore.com>
15440 * builtins.c (try_store_by_multiple_pieces): New.
15441 (expand_builtin_memset_args): Use it. If target_char_cast
15442 fails, proceed as for non-constant val. Pass len's ctz to...
15443 * expr.c (clear_storage_hints): ... this. Try store by
15444 multiple pieces after setmem.
15445 (clear_storage): Adjust.
15446 * expr.h (clear_storage_hints): Likewise.
15447 (try_store_by_multiple_pieces): Declare.
15448 * passes.def: Replace the last copy_prop with ccp.
15450 2021-05-03 Tom de Vries <tdevries@suse.de>
15453 * omp-low.c (lower_rec_input_clauses): Disable SIMT for user-defined
15456 2021-05-03 Richard Biener <rguenther@suse.de>
15458 * tree-ssa-dse.c (dse_classify_store): Track two PHI defs.
15460 2021-05-03 Richard Biener <rguenther@suse.de>
15462 * tree-ssa-dse.c: Do not include domwalk.h but cfganal.h.
15463 (dse_dom_walker): Remove.
15464 (dse_dom_walker::dse_optimize_stmt): Rename...
15465 (dse_optimize_stmt): ... to this, pass in live_bytes sbitmap.
15466 (dse_dom_walker::before_dom_children): Inline ...
15467 (pass_dse::execute): ... here. Perform a reverse program
15470 2021-05-03 H.J. Lu <hjl.tools@gmail.com>
15473 * configure: Regenerated.
15475 2021-05-03 Ilya Leoshkevich <iii@linux.ibm.com>
15478 * config/s390/s390.c (s390_hard_fp_reg_p): New function.
15479 (s390_md_asm_adjust): Handle hard registers.
15481 2021-05-03 Jakub Jelinek <jakub@redhat.com>
15483 PR tree-optimization/100382
15484 * tree-ssa-dse.c: Include tree-eh.h.
15485 (dse_dom_walker::before_dom_children): Don't remove stmts if
15486 stmt_unremovable_because_of_non_call_eh_p is true.
15488 2021-05-02 David Edelsohn <dje.gcc@gmail.com>
15490 * varasm.c (compute_reloc_for_var): Split out from...
15491 (get_variable_section): Use it.
15492 * output.h (compute_reloc_for_var): Declare.
15493 * config/rs6000/rs6000-protos.h
15494 (rs6000_xcoff_asm_output_aligned_decl_common): Change alignment to
15496 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address_aix):
15497 Don't append storage mapping class to symbol.
15498 (rs6000_xcoff_asm_named_section): Add BS and UL mapping classes.
15499 Don't convert TLS BSS to common.
15500 (rs6000_xcoff_unique_section): Don't fall back to select_secton.
15501 (rs6000_xcoff_section_type_flags): Add SECTION_BSS if DECL is
15503 (rs6000_xcoff_asm_globalize_decl_name): Don't strip storage
15505 (rs6000_xcoff_asm_output_aligned_decl_common): Align is unsigned int.
15506 If align is 0 from TLS class, use the same rules as varasm.c
15507 If not common, switch to BSS section manually.
15508 If common, emit appropriate comm or lcomm directive.
15509 (rs6000_xcoff_encode_section_info): Add logic to append all
15510 storage mapping classes.
15511 (rs6000_asm_weaken_decl): Adjust for qualname symbols.
15512 * config/rs6000/xcoff.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
15513 rs6000_xcoff_asm_output_aligned_decl_common.
15514 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
15515 rs6000_xcoff_asm_output_aligned_decl_common.
15516 (ASM_OUTPUT_TLS_COMMON): Use
15517 rs6000_xcoff_asm_output_aligned_decl_common.
15519 2021-05-02 Jakub Jelinek <jakub@redhat.com>
15522 * config/nvptx/nvptx.c (nvptx_sese_pseudo): Use nullptr instead of 0
15523 as first argument of pseudo_node_t constructors.
15525 2021-05-02 Jakub Jelinek <jakub@redhat.com>
15528 * config/i386/t-i386 (TM_H): Add $(srcdir)/config/i386/i386-isa.def.
15530 2021-05-01 Aldy Hernandez <aldyh@redhat.com>
15532 * value-range.cc (DEFINE_INT_RANGE_GC_STUBS): Remove.
15533 (gt_pch_nx (int_range<1> *&)): New.
15534 (gt_ggc_mx (int_range<1> *&)): New.
15535 * value-range.h (class irange): Add GTY support for
15538 2021-05-01 Geng Qi <gengqi@linux.alibaba.com>
15540 * doc/options.texi (Negative): Change either or to both and.
15542 2021-04-30 Jonathan Wright <jonathan.wright@arm.com>
15544 * config/aarch64/aarch64-simd-builtins.def: Add
15545 float_ml[as][q]_laneq builtin generator macros.
15546 * config/aarch64/aarch64-simd.md (mul_laneq<mode>3): Define.
15547 (aarch64_float_mla_laneq<mode>): Define.
15548 (aarch64_float_mls_laneq<mode>): Define.
15549 * config/aarch64/arm_neon.h (vmla_laneq_f32): Use RTL builtin
15550 instead of GCC vector extensions.
15551 (vmlaq_laneq_f32): Likewise.
15552 (vmls_laneq_f32): Likewise.
15553 (vmlsq_laneq_f32): Likewise.
15555 2021-04-30 Jonathan Wright <jonathan.wright@arm.com>
15557 * config/aarch64/aarch64-simd-builtins.def: Add
15558 float_ml[as]_lane builtin generator macros.
15559 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt<mode>):
15561 (mul_lane<mode>3): This, and re-order arguments.
15562 (aarch64_float_mla_lane<mode>): Define.
15563 (aarch64_float_mls_lane<mode>): Define.
15564 * config/aarch64/arm_neon.h (vmla_lane_f32): Use RTL builtin
15565 instead of GCC vector extensions.
15566 (vmlaq_lane_f32): Likewise.
15567 (vmls_lane_f32): Likewise.
15568 (vmlsq_lane_f32): Likewise.
15570 2021-04-30 Jonathan Wright <jonathan.wright@arm.com>
15572 * config/aarch64/aarch64-simd-builtins.def: Add float_ml[as]
15573 builtin generator macros.
15574 * config/aarch64/aarch64-simd.md (aarch64_float_mla<mode>):
15576 (aarch64_float_mls<mode>): Define.
15577 * config/aarch64/arm_neon.h (vmla_f32): Use RTL builtin
15578 instead of relying on GCC vector extensions.
15579 (vmla_f64): Likewise.
15580 (vmlaq_f32): Likewise.
15581 (vmlaq_f64): Likewise.
15582 (vmls_f32): Likewise.
15583 (vmls_f64): Likewise.
15584 (vmlsq_f32): Likewise.
15585 (vmlsq_f64): Likewise.
15586 * config/aarch64/iterators.md: Define VDQF_DF mode iterator.
15588 2021-04-30 Jonathan Wright <jonathan.wright@arm.com>
15590 * config/aarch64/aarch64-simd-builtins.def: Add
15591 float_ml[as]_n_builtin generator macros.
15592 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_from_dup<mode>):
15594 (mul_n<mode>3): This, and re-order arguments.
15595 (aarch64_float_mla_n<mode>): Define.
15596 (aarch64_float_mls_n<mode>): Define.
15597 * config/aarch64/arm_neon.h (vmla_n_f32): Use RTL builtin
15598 instead of inline asm.
15599 (vmlaq_n_f32): Likewise.
15600 (vmls_n_f32): Likewise.
15601 (vmlsq_n_f32): Likewise.
15603 2021-04-30 Jonathan Wright <joanthan.wright@arm.com>
15605 * config/aarch64/aarch64-simd-builtins.def: Add pmull[2]
15606 builtin generator macros.
15607 * config/aarch64/aarch64-simd.md (aarch64_pmullv8qi): Define.
15608 (aarch64_pmull_hiv16qi_insn): Define.
15609 (aarch64_pmull_hiv16qi): Define.
15610 * config/aarch64/arm_neon.h (vmull_high_p8): Use RTL builtin
15611 instead of inline asm.
15612 (vmull_p8): Likewise.
15614 2021-04-30 Senthil Kumar Selvaraj <saaadhu@gcc.gnu.org>
15616 * config/avr/avr.md: Adjust peepholes to match and
15617 generate parallels with clobber of REG_CC.
15618 (mov<mode>_insn): Rename to mov<mode>_insn_split.
15619 (*mov<mode>_insn): Rename to mov<mode>_insn.
15621 2021-04-30 David Edelsohn <dje.gcc@gmail.com>
15623 * varasm.c (use_blocks_for_decl_p): Don't use section anchors
15624 for VAR_DECLs if -fdata-sections enabled.
15626 2021-04-30 Michael Meissner <meissner@linux.ibm.com>
15628 PR bootstrap/100327
15629 * config/rs6000/rs6000.c
15630 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
15631 (rs6000_libgcc_floating_mode_supported_p): New target hook.
15633 2021-04-30 Aldy Hernandez <aldyh@redhat.com>
15635 * tree-ssa-threadbackward.c (class thread_jumps): Split out code
15637 (class back_threader_registry): ...to here...
15638 (class back_threader_profitability): ...and here...
15639 (thread_jumps::thread_through_all_blocks): Remove argument.
15640 (back_threader_registry::back_threader_registry): New.
15641 (back_threader_registry::~back_threader_registry): New.
15642 (back_threader_registry::thread_through_all_blocks): New.
15643 (thread_jumps::profitable_jump_thread_path): Move from here...
15644 (back_threader_profitability::profitable_path_p): ...to here.
15645 (thread_jumps::find_taken_edge): New.
15646 (thread_jumps::convert_and_register_current_path): Move...
15647 (back_threader_registry::register_path): ...to here.
15648 (thread_jumps::register_jump_thread_path_if_profitable): Move...
15649 (thread_jumps::maybe_register_path): ...to here.
15650 (thread_jumps::handle_phi): Call find_taken_edge and
15651 maybe_register_path.
15652 (thread_jumps::handle_assignment): Same.
15653 (thread_jumps::fsm_find_control_statement_thread_paths): Remove
15654 tree argument to handle_phi and handle_assignment.
15655 (thread_jumps::find_jump_threads_backwards): Set m_name. Remove
15656 set of m_speed_p and m_max_threaded_paths.
15657 (pass_thread_jumps::execute): Remove second argument from
15658 find_jump_threads_backwards.
15659 (pass_early_thread_jumps::execute): Same.
15661 2021-04-30 Aldy Hernandez <aldyh@redhat.com>
15663 * tree-ssa-dom.c (class dom_jump_threader_simplifier): New.
15664 (class dom_opt_dom_walker): Initialize some class variables.
15665 (pass_dominator::execute): Pass evrp_range_analyzer and
15666 dom_jump_threader_simplifier to dom_opt_dom_walker.
15667 Adjust for some functions moving into classes.
15668 (simplify_stmt_for_jump_threading): Adjust and move to...
15669 (jump_threader_simplifier::simplify): ...here.
15670 (dom_opt_dom_walker::before_dom_children): Adjust for
15671 m_evrp_range_analyzer.
15672 (dom_opt_dom_walker::after_dom_children): Remove x_vr_values hack.
15673 (test_for_singularity): Place in dom_opt_dom_walker class.
15674 (dom_opt_dom_walker::optimize_stmt): The argument
15675 evrp_range_analyzer is now a class field.
15676 * tree-ssa-threadbackward.c (class thread_jumps): Add m_registry.
15677 (thread_jumps::thread_through_all_blocks): New.
15678 (thread_jumps::convert_and_register_current_path): Use m_registry.
15679 (pass_thread_jumps::execute): Adjust for thread_through_all_blocks
15680 being in the threader class.
15681 (pass_early_thread_jumps::execute): Same.
15682 * tree-ssa-threadedge.c (threadedge_initialize_values): Move...
15683 (jump_threader::jump_threader): ...here.
15684 (threadedge_finalize_values): Move...
15685 (jump_threader::~jump_threader): ...here.
15686 (jump_threader::remove_jump_threads_including): New.
15687 (jump_threader::thread_through_all_blocks): New.
15688 (record_temporary_equivalences_from_phis): Move...
15689 (jump_threader::record_temporary_equivalences_from_phis): ...here.
15690 (record_temporary_equivalences_from_stmts_at_dest): Move...
15691 (jump_threader::record_temporary_equivalences_from_stmts_at_dest):
15693 (simplify_control_stmt_condition_1): Move to jump_threader class.
15694 (simplify_control_stmt_condition): Move...
15695 (jump_threader::simplify_control_stmt_condition): ...here.
15696 (thread_around_empty_blocks): Move...
15697 (jump_threader::thread_around_empty_blocks): ...here.
15698 (thread_through_normal_block): Move...
15699 (jump_threader::thread_through_normal_block): ...here.
15700 (thread_across_edge): Move...
15701 (jump_threader::thread_across_edge): ...here.
15702 (thread_outgoing_edges): Move...
15703 (jump_threader::thread_outgoing_edges): ...here.
15704 * tree-ssa-threadedge.h: Move externally facing functings...
15705 (class jump_threader): ...here...
15706 (class jump_threader_simplifier): ...and here.
15707 * tree-ssa-threadupdate.c (struct redirection_data): Remove comment.
15708 (jump_thread_path_allocator::jump_thread_path_allocator): New.
15709 (jump_thread_path_allocator::~jump_thread_path_allocator): New.
15710 (jump_thread_path_allocator::allocate_thread_edge): New.
15711 (jump_thread_path_allocator::allocate_thread_path): New.
15712 (jump_thread_path_registry::jump_thread_path_registry): New.
15713 (jump_thread_path_registry::~jump_thread_path_registry): New.
15714 (jump_thread_path_registry::allocate_thread_edge): New.
15715 (jump_thread_path_registry::allocate_thread_path): New.
15716 (dump_jump_thread_path): Make extern.
15717 (debug (const vec<jump_thread_edge *> &path)): New.
15718 (struct removed_edges): Move to tree-ssa-threadupdate.h.
15719 (struct thread_stats_d): Remove.
15720 (remove_ctrl_stmt_and_useless_edges): Make static.
15721 (lookup_redirection_data): Move...
15722 (jump_thread_path_registry::lookup_redirection_data): ...here.
15723 (ssa_redirect_edges): Make static.
15724 (thread_block_1): Move...
15725 (jump_thread_path_registry::thread_block_1): ...here.
15726 (thread_block): Move...
15727 (jump_thread_path_registry::thread_block): ...here.
15728 (thread_through_loop_header): Move...
15729 (jump_thread_path_registry::thread_through_loop_header): ...here.
15730 (mark_threaded_blocks): Move...
15731 (jump_thread_path_registry::mark_threaded_blocks): ...here.
15732 (debug_path): Move...
15733 (jump_thread_path_registry::debug_path): ...here.
15734 (debug_all_paths): Move...
15735 (jump_thread_path_registry::dump): ..here.
15736 (rewire_first_differing_edge): Move...
15737 (jump_thread_path_registry::rewire_first_differing_edge): ...here.
15738 (adjust_paths_after_duplication): Move...
15739 (jump_thread_path_registry::adjust_paths_after_duplication): ...here.
15740 (duplicate_thread_path): Move...
15741 (jump_thread_path_registry::duplicate_thread_path): ..here.
15742 (remove_jump_threads_including): Move...
15743 (jump_thread_path_registry::remove_jump_threads_including): ...here.
15744 (thread_through_all_blocks): Move to...
15745 (jump_thread_path_registry::thread_through_all_blocks): ...here.
15746 (delete_jump_thread_path): Remove.
15747 (register_jump_thread): Move...
15748 (jump_thread_path_registry::register_jump_thread): ...here.
15749 * tree-ssa-threadupdate.h: Move externally facing functions...
15750 (class jump_thread_path_allocator): ...here...
15751 (class jump_thread_path_registry): ...and here.
15752 (thread_through_all_blocks): Remove.
15753 (struct removed_edges): New.
15754 (register_jump_thread): Remove.
15755 (remove_jump_threads_including): Remove.
15756 (delete_jump_thread_path): Remove.
15757 (remove_ctrl_stmt_and_useless_edges): Remove.
15758 (free_dom_edge_info): New prototype.
15759 * tree-vrp.c: Remove x_vr_values hack.
15760 (class vrp_jump_threader_simplifier): New.
15761 (vrp_jump_threader_simplifier::simplify): New.
15762 (vrp_jump_threader::vrp_jump_threader): Adjust method signature.
15763 Remove m_dummy_cond.
15764 Instantiate m_simplifier and m_threader.
15765 (vrp_jump_threader::thread_through_all_blocks): New.
15766 (vrp_jump_threader::simplify_stmt): Remove.
15767 (vrp_jump_threader::after_dom_children): Do not set m_dummy_cond.
15768 Remove x_vr_values hack.
15769 (execute_vrp): Adjust for thread_through_all_blocks being in a
15772 2021-04-30 Christophe Lyon <christophe.lyon@linaro.org>
15774 * genflags.c (gen_insn): Print failed expansion string.
15776 2021-04-30 H.J. Lu <hjl.tools@gmail.com>
15778 * expr.c (alignment_for_piecewise_move): Call mode_for_size
15779 without limit to MAX_FIXED_MODE_SIZE.
15781 2021-04-30 H.J. Lu <hjl.tools@gmail.com>
15783 PR middle-end/90773
15784 * builtins.c (builtin_memset_gen_str): Don't use return from
15785 simplify_gen_subreg.
15787 2021-04-30 Uroš Bizjak <ubizjak@gmail.com>
15790 * config/i386/i386.md (*add<mode>3_carry_0r): New insn pattern.
15791 (*addsi3_carry_zext_0r): Ditto.
15792 (*sub<mode>3_carry_0): Ditto.
15793 (*subsi3_carry_zext_0r): Ditto.
15794 * config/i386/predicates.md (ix86_carry_flag_unset_operator):
15796 * config/i386/i386.c (ix86_rtx_costs) <case PLUS, case MINUS>:
15797 Also consider ix86_carry_flag_unset_operator to calculate
15798 the cost of adc/sbb insn.
15800 2021-04-30 Roman Zhuykov <zhroma@ispras.ru>
15802 PR rtl-optimization/100225
15803 PR rtl-optimization/84878
15804 * modulo-sched.c (sms_schedule): Use note_stores to skip loops
15805 where we have an instruction which touches (writes) any hard
15806 register from df->regular_block_artificial_uses set.
15807 Allow not-single-set instruction only right before basic block
15810 2021-04-30 Geng Qi <gengqi@linux.alibaba.com>
15812 * config/riscv/riscv.opt (march=,mabi=): Negative itself.
15814 2021-04-30 LevyHsu <admin@levyhsu.com>
15816 * config/riscv/riscv.c (riscv_min_arithmetic_precision): New.
15817 * config/riscv/riscv.h (TARGET_MIN_ARITHMETIC_PRECISION): New.
15818 * config/riscv/riscv.md (addv<mode>4, uaddv<mode>4): New.
15819 (subv<mode>4, usubv<mode>4, mulv<mode>4, umulv<mode>4): New.
15821 2021-04-29 Alexandre Oliva <oliva@adacore.com>
15823 * config.gcc: Merged x86 and x86_64 cpu_type-setting cases.
15825 2021-04-29 Alexandre Oliva <oliva@adacore.com>
15827 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): Rename to...
15828 (ASM_OUTPUT_MAX_SKIP_ALIGN): ... this. Enclose in do/while(0).
15829 * config/i386/i386.c: Adjust.
15830 * config/i386/i386.md: Adjust.
15831 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Drop.
15832 * config/i386/dragonfly.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15833 * config/i386/freebsd.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15834 * config/i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15835 * config/i386/gnu-user.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15836 * config/i386/iamcu.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15837 * config/i386/lynx.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15838 * config/i386/netbsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15839 * config/i386/openbsdelf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15840 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15841 (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
15843 2021-04-29 Uroš Bizjak <ubizjak@gmail.com>
15845 * config/i386/i386-expand.c (ix86_expand_int_compare):
15846 Swap operands of GTU and LEU comparison to emit carry flag comparison.
15847 * config/i386/i386.md (*add<mode>3_carry_0): Change insn
15848 predicate to allow more combine opportunities with memory operands.
15849 (*sub<mode>3_carry_0): Ditto.
15851 2021-04-29 Richard Sandiford <richard.sandiford@arm.com>
15853 PR rtl-optimization/100303
15854 * rtl-ssa/accesses.cc (function_info::make_use_available): Take a
15855 boolean that indicates whether the use will only be used in
15856 debug instructions. Treat it in the same way that existing
15857 cross-EBB debug references would be handled if so.
15858 (function_info::make_uses_available): Likewise.
15859 * rtl-ssa/functions.h (function_info::make_uses_available): Update
15860 prototype accordingly.
15861 (function_info::make_uses_available): Likewise.
15862 * fwprop.c (try_fwprop_subst): Update call accordingly.
15864 2021-04-29 Jeff Law <jlaw@tachyum.com>
15866 * config/nios2/nios2-protos.h (nios2_fpu_insn_enabled): Move outside
15869 2021-04-29 Uroš Bizjak <ubizjak@gmail.com>
15870 Richard Biener <rguenther@suse.de>
15873 * config/i386/i386-builtin.def (IX86_BUILTIN_MASKLOADPD)
15874 (IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKLOADPD256)
15875 (IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKLOADD)
15876 (IX86_BUILTIN_MASKLOADQ, IX86_BUILTIN_MASKLOADD256)
15877 (IX86_BUILTIN_MASKLOADQ256): Move from SPECIAL_ARGS
15878 to PURE_ARGS category.
15879 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
15880 Handle PURE_ARGS category.
15881 * config/i386/i386-expand.c (ix86_expand_builtin): Ditto.
15883 2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
15885 * configure.ac: Check for the presence of sys/locking.h header and
15886 for whether _LK_LOCK is supported by _locking.
15887 * configure: Regenerate.
15888 * config.in: Likewise.
15889 * gcov-io.h: Define GCOV_LOCKED_WITH_LOCKING if HOST_HAS_LK_LOCK.
15890 * gcov-io.c (gcov_open): Add support for GCOV_LOCKED_WITH_LOCKING.
15891 * system.h: Include <sys/locking.h> if HAVE_SYS_LOCKING_H.
15893 2021-04-29 Uroš Bizjak <ubizjak@gmail.com>
15895 * config/i386/predicates.md (fcmov_comparison_operator):
15896 Do not check for trivial FP comparison operator.
15897 <case GEU, case LTU>: Allow CCGZmode.
15898 <case GTU, case LEU>: Do not allow CCCmode.
15899 (ix86_comparison_operator) <case GTU, case LEU>: Allow only CCmode.
15900 (ix86_carry_flag_operator): Match only LTU and UNLT code.
15901 Do not check for trivial FP comparison operator. Allow CCGZmode.
15903 2021-04-29 Tom de Vries <tdevries@suse.de>
15905 * omp-expand.c (expand_omp_simd): Add step_orig, and replace uses of
15906 fd->loop.step by either step or orig_step.
15908 2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
15910 * config/sparc/sparc.c (gen_load_pcrel_sym): Delete.
15911 (load_got_register): Do the PIC dance here.
15912 (sparc_legitimize_tls_address): Simplify.
15913 (sparc_emit_probe_stack_range): Likewise.
15914 (sparc32_initialize_trampoline): Likewise.
15915 (sparc64_initialize_trampoline): Likewise.
15916 * config/sparc/sparc.md (load_pcrel_sym<P:mode>): Add @ marker.
15917 (probe_stack_range<P:mode>): Likewise.
15918 (flush<P:mode>): Likewise.
15919 (tgd_hi22<P:mode>): Likewise.
15920 (tgd_lo10<P:mode>): Likewise.
15921 (tgd_add<P:mode>): Likewise.
15922 (tgd_call<P:mode>): Likewise.
15923 (tldm_hi22<P:mode>): Likewise.
15924 (tldm_lo10<P:mode>): Likewise.
15925 (tldm_add<P:mode>): Likewise.
15926 (tldm_call<P:mode>): Likewise.
15927 (tldo_hix22<P:mode>): Likewise.
15928 (tldo_lox10<P:mode>): Likewise.
15929 (tldo_add<P:mode>): Likewise.
15930 (tie_hi22<P:mode>): Likewise.
15931 (tie_lo10<P:mode>): Likewise.
15932 (tie_add<P:mode>): Likewise.
15933 (tle_hix22<P:mode>): Likewise.
15934 (tle_lox10<P:mode>): Likewise.
15935 (stack_protect_setsi): Rename to...
15936 (stack_protect_set32): ...this.
15937 (stack_protect_setdi): Rename to...
15938 (stack_protect_set64): ...this.
15939 (stack_protect_set): Adjust calls to above.
15940 (stack_protect_testsi): Rename to...
15941 (stack_protect_test32): ...this.
15942 (stack_protect_testdi): Rename to...
15943 (stack_protect_test64): ...this.
15944 (stack_protect_test): Adjust calls to above.
15946 2021-04-29 H.J. Lu <hjl.tools@gmail.com>
15948 PR middle-end/90773
15949 * builtins.c (builtin_memcpy_read_str): Add a dummy argument.
15950 (builtin_strncpy_read_str): Likewise.
15951 (builtin_memset_read_str): Add an argument for the previous RTL
15952 information and generate the new RTL from the previous RTL info.
15953 (builtin_memset_gen_str): Likewise.
15954 * builtins.h (builtin_strncpy_read_str): Update the prototype.
15955 (builtin_memset_read_str): Likewise.
15956 * expr.c (by_pieces_ninsns): If targetm.overlap_op_by_pieces_p()
15957 returns true, round up size and alignment to the widest integer
15958 mode for maximum size.
15959 (pieces_addr::adjust): Add a pointer to by_pieces_prev argument
15960 and pass it to m_constfn.
15961 (op_by_pieces_d): Add m_push and m_overlap_op_by_pieces.
15962 (op_by_pieces_d::op_by_pieces_d): Add a bool argument to
15963 initialize m_push. Initialize m_overlap_op_by_pieces with
15964 targetm.overlap_op_by_pieces_p ().
15965 (op_by_pieces_d::run): Pass the previous RTL information to
15966 pieces_addr::adjust and generate overlapping operations if
15967 m_overlap_op_by_pieces is true.
15969 (move_by_pieces_d::move_by_pieces_d): Updated for op_by_pieces_d
15971 (store_by_pieces_d::store_by_pieces_d): Updated for op_by_pieces_d
15973 (can_store_by_pieces): Use by_pieces_constfn on constfun.
15974 (store_by_pieces): Use by_pieces_constfn on constfun. Updated
15975 for op_by_pieces_d change.
15976 (clear_by_pieces_1): Add a dummy argument.
15977 (clear_by_pieces): Updated for op_by_pieces_d change.
15978 (compare_by_pieces_d::compare_by_pieces_d): Likewise.
15979 (string_cst_read_str): Add a dummy argument.
15980 * expr.h (by_pieces_constfn): Add a dummy argument.
15981 (by_pieces_prev): New.
15982 * target.def (overlap_op_by_pieces_p): New target hook.
15983 * config/i386/i386.c (TARGET_OVERLAP_OP_BY_PIECES_P): New.
15984 * doc/tm.texi.in: Add TARGET_OVERLAP_OP_BY_PIECES_P.
15985 * doc/tm.texi: Regenerated.
15987 2021-04-29 Richard Biener <rguenther@suse.de>
15989 PR tree-optimization/100253
15990 * tree-vect-stmts.c (vectorizable_load): Do not assume
15991 element alignment when DR_MISALIGNMENT is -1.
15992 (vectorizable_store): Likewise.
15994 2021-04-29 Jakub Jelinek <jakub@redhat.com>
15997 * config/aarch64/aarch64.c (aarch64_add_offset_1_temporaries): Use
15998 absu_hwi instead of abs_hwi.
16000 2021-04-29 Richard Biener <rguenther@suse.de>
16002 PR middle-end/38474
16003 * tree-ssa-structalias.c (add_graph_edge): Avoid direct
16004 forwarding when indirect forwarding through ESCAPED
16007 2021-04-29 Tom de Vries <tdevries@suse.de>
16010 * internal-fn.c (expand_GOMP_SIMT_ENTER_ALLOC)
16011 (expand_GOMP_SIMT_LAST_LANE, expand_GOMP_SIMT_ORDERED_PRED)
16012 (expand_GOMP_SIMT_VOTE_ANY, expand_GOMP_SIMT_XCHG_BFLY)
16013 (expand_GOMP_SIMT_XCHG_IDX): Ensure target is assigned to.
16015 2021-04-29 Richard Biener <rguenther@suse.de>
16017 PR tree-optimization/99912
16018 * tree-ssa-dse.c (dse_dom_walker::m_need_cfg_cleanup): New.
16019 (dse_dom_walker::todo): Likewise.
16020 (dse_dom_walker::dse_optimize_stmt): Move VDEF check to the
16022 (dse_dom_walker::before_dom_children): Remove trivially
16023 dead SSA defs and schedule CFG cleanup if we removed all
16025 (pass_dse::execute): Get TODO as computed by the DOM walker
16026 and return it. Wipe dominator info earlier.
16028 2021-04-29 Richard Biener <rguenther@suse.de>
16031 * ipa-prop.c (ipcp_modif_dom_walker::before_dom_children):
16032 Track blocks to cleanup EH in new m_need_eh_cleanup.
16033 (ipcp_modif_dom_walker::cleanup_eh): New.
16034 (ipcp_transform_function): Release dominator info before
16037 2021-04-29 Martin Sebor <msebor@redhat.com>
16039 PR middle-end/100250
16040 * attribs.c (attr_access::array_as_string): Avoid dereferencing
16041 a pointer when it's null.
16043 2021-04-29 Martin Sebor <msebor@redhat.com>
16045 * Makefile.in (OBJS): Add ipa-free-lang-data.o.
16046 * ipa-free-lang-data.cc: New file.
16047 * tree.c: Move pass free_lang_data to file above.
16048 (build_array_type_1): Declare extern.
16049 * tree.h (build_array_type_1): Declare.
16051 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
16053 * config/aarch64/aarch64-simd-builtins.def: Modify comment to
16054 make consistent with updated RTL pattern.
16055 * config/aarch64/aarch64-simd.md (aarch64_<sur>qmovn<mode>):
16056 Implement using ss_truncate and us_truncate rather than
16058 * config/aarch64/iterators.md: Remove redundant unspecs and
16059 iterator: UNSPEC_[SU]QXTN and SUQMOVN respectively.
16061 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
16063 * config/aarch64/arm_acle.h (__attribute__): Make intrinsic
16064 attributes consistent with those defined in arm_neon.h.
16066 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
16068 * config/aarch64/arm_fp16.h (__attribute__): Make intrinsic
16069 attributes consistent with those defined in arm_neon.h.
16071 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
16073 * config/aarch64/aarch64-simd-builtins.def: Add
16074 float_trunc_rodd builtin generator macros.
16075 * config/aarch64/aarch64-simd.md (aarch64_float_trunc_rodd_df):
16077 (aarch64_float_trunc_rodd_lo_v2sf): Define.
16078 (aarch64_float_trunc_rodd_hi_v4sf_le): Define.
16079 (aarch64_float_trunc_rodd_hi_v4sf_be): Define.
16080 (aarch64_float_trunc_rodd_hi_v4sf): Define.
16081 * config/aarch64/arm_neon.h (vcvtx_f32_f64): Use RTL builtin
16082 instead of inline asm.
16083 (vcvtx_high_f32_f64): Likewise.
16084 (vcvtxd_f32_f64): Likewise.
16085 * config/aarch64/iterators.md: Add FCVTXN unspec.
16087 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
16089 * config/aarch64/aarch64-simd-builtins.def: Add tbx1 builtin
16091 * config/aarch64/aarch64-simd.md (aarch64_tbx1<mode>):
16093 * config/aarch64/arm_neon.h (vqtbx1_s8): USE RTL builtin
16094 instead of inline asm.
16095 (vqtbx1_u8): Likewise.
16096 (vqtbx1_p8): Likewise.
16097 (vqtbx1q_s8): Likewise.
16098 (vqtbx1q_u8): Likewise.
16099 (vqtbx1q_p8): Likewise.
16100 (vtbx2_s8): Likewise.
16101 (vtbx2_u8): Likewise.
16102 (vtbx2_p8): Likewise.
16104 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
16106 * config/aarch64/aarch64-simd-builtins.def: Add tbl1 builtin
16108 * config/aarch64/arm_neon.h (vqtbl1_p8): Use RTL builtin
16109 instead of inline asm.
16110 (vqtbl1_s8): Likewise.
16111 (vqtbl1_u8): Likewise.
16112 (vqtbl1q_p8): Likewise.
16113 (vqtbl1q_s8): Likewise.
16114 (vqtbl1q_u8): Likewise.
16115 (vtbl1_s8): Likewise.
16116 (vtbl1_u8): Likewise.
16117 (vtbl1_p8): Likewise.
16118 (vtbl2_s8): Likewise.
16119 (vtbl2_u8): Likewise.
16120 (vtbl2_p8): Likewise.
16122 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
16124 * config/aarch64/aarch64-simd-builtins.def: Add polynomial
16125 ssri_n buitin generator macro.
16126 * config/aarch64/arm_neon.h (vsri_n_p8): Use RTL builtin
16127 instead of inline asm.
16128 (vsri_n_p16): Likewise.
16129 (vsri_n_p64): Likewise.
16130 (vsriq_n_p8): Likewise.
16131 (vsriq_n_p16): Likewise.
16132 (vsriq_n_p64): Likewise.
16134 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
16136 * config/aarch64/aarch64-simd-builtins.def: Use VALLP mode
16137 iterator for polynomial ssli_n builtin generator macro.
16138 * config/aarch64/arm_neon.h (vsli_n_p8): Use RTL builtin
16139 instead of inline asm.
16140 (vsli_n_p16): Likewise.
16141 (vsliq_n_p8): Likewise.
16142 (vsliq_n_p16): Likewise.
16143 * config/aarch64/iterators.md: Define VALLP mode iterator.
16145 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
16147 * config/aarch64/aarch64-simd-builtins.def: Use VDQV_L
16148 iterator to generate [su]adalp RTL builtins.
16149 * config/aarch64/aarch64-simd.md: Use VDQV_L iterator in
16150 [su]adalp RTL pattern.
16151 * config/aarch64/arm_neon.h (vpadal_s32): Use RTL builtin
16152 instead of inline asm.
16153 (vpadal_u32): Likewise.
16155 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
16157 * config/aarch64/aarch64-simd-builtins.def: Add [su]addlp
16158 builtin generator macros.
16159 * config/aarch64/aarch64-simd.md (aarch64_<su>addlp<mode>):
16161 * config/aarch64/arm_neon.h (vpaddl_s8): Use RTL builtin
16162 instead of inline asm.
16163 (vpaddl_s16): Likewise.
16164 (vpaddl_s32): Likewise.
16165 (vpaddl_u8): Likewise.
16166 (vpaddl_u16): Likewise.
16167 (vpaddl_u32): Likewise.
16168 (vpaddlq_s8): Likewise.
16169 (vpaddlq_s16): Likewise.
16170 (vpaddlq_s32): Likewise.
16171 (vpaddlq_u8): Likewise.
16172 (vpaddlq_u16): Likewise.
16173 (vpaddlq_u32): Liwewise.
16174 * config/aarch64/iterators.md: Define [SU]ADDLP unspecs with
16175 appropriate attributes.
16177 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
16179 * config/aarch64/aarch64-simd-builtins.def: Use VDQ_I iterator
16180 for aarch64_addp<mode> builtin macro generator.
16181 * config/aarch64/aarch64-simd.md: Use VDQ_I iterator in
16182 aarch64_addp<mode> RTL pattern.
16183 * config/aarch64/arm_neon.h (vpaddq_s8): Use RTL builtin
16184 instead of inline asm.
16185 (vpaddq_s16): Likewise.
16186 (vpaddq_s32): Likewise.
16187 (vpaddq_s64): Likewise.
16188 (vpaddq_u8): Likewise.
16189 (vpaddq_u16): Likewise.
16190 (vpaddq_u32): Likewise.
16191 (vpaddq_u64): Likewise.
16193 2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
16195 * config/aarch64/aarch64-simd-builtins.def: Add sq[r]dmulh_n
16196 builtin generator macros.
16197 * config/aarch64/aarch64-simd.md (aarch64_sq<r>dmulh_n<mode>):
16199 * config/aarch64/arm_neon.h (vqdmulh_n_s16): Use RTL builtin
16200 instead of inline asm.
16201 (vqdmulh_n_s32): Likewise.
16202 (vqdmulhq_n_s16): Likewise.
16203 (vqdmulhq_n_s32): Likewise.
16204 (vqrdmulh_n_s16): Likewise.
16205 (vqrdmulh_n_s32): Likewise.
16206 (vqrdmulhq_n_s16): Likewise.
16207 (vqrdmulhq_n_s32): Likewise.
16209 2021-04-28 Tobias Burnus <tobias@codesourcery.com>
16211 * doc/install.texi (--enable-offload-defaulted): Document.
16213 2021-04-28 Senthil Kumar Selvaraj <saaadhu@gcc.gnu.org>
16215 * config/avr/avr-dimode.md: Turn existing patterns into
16216 define_insn_and_split style patterns where the splitter
16217 adds a clobber of the condition code register. Drop "cc"
16218 attribute. Add new patterns to match output of
16220 * config/avr/avr-fixed.md: Likewise.
16221 * config/avr/avr.c (cc_reg_rtx): New.
16222 (avr_parallel_insn_from_insns): Adjust insn count
16223 for removal of set of cc0.
16224 (avr_is_casesi_sequence): Likewise.
16225 (avr_casei_sequence_check_operands): Likewise.
16226 (avr_optimize_casesi): Likewise. Also insert
16227 new insns after jump_insn.
16228 (avr_pass_casesi::avr_rest_of_handle_casesi): Adjust
16229 for removal of set of cc0.
16230 (avr_init_expanders): Initialize cc_reg_rtx.
16231 (avr_regno_reg_class): Handle REG_CC.
16232 (cond_string): Remove usage of CC_OVERFLOW_UNUSABLE.
16233 (avr_notice_update_cc): Remove function.
16234 (ret_cond_branch): Remove usage of CC_OVERFLOW_UNUSABLE.
16235 (compare_condition): Adjust for PARALLEL with
16237 (out_shift_with_cnt): Likewise.
16238 (ashlhi3_out): Likewise.
16239 (ashrhi3_out): Likewise.
16240 (lshrhi3_out): Likewise.
16241 (avr_class_max_nregs): Return single reg for REG_CC.
16242 (avr_compare_pattern): Check for REG_CC instead
16244 (avr_reorg_remove_redundant_compare): Likewise.
16245 (avr_reorg):Adjust for PARALLEL with REG_CC clobber.
16246 (avr_hard_regno_nregs): Return single reg for REG_CC.
16247 (avr_hard_regno_mode_ok): Allow only CCmode for REG_CC.
16248 (avr_md_asm_adjust): Clobber REG_CC.
16249 (TARGET_HARD_REGNO_NREGS): Define.
16250 (TARGET_CLASS_MAX_NREGS): Define.
16251 (TARGET_MD_ASM_ADJUST): Define.
16252 * config/avr/avr.h (FIRST_PSEUDO_REGISTER): Adjust
16254 (enum reg_class): Add CC_REG class.
16255 (NOTICE_UPDATE_CC): Remove.
16256 (CC_OVERFLOW_UNUSABLE): Remove.
16257 (CC_NO_CARRY): Remove.
16258 * config/avr/avr.md: Turn existing patterns into
16259 define_insn_and_split style patterns where the splitter
16260 adds a clobber of the condition code register. Drop "cc"
16261 attribute. Add new patterns to match output of
16263 (sez): Remove unused pattern.
16265 2021-04-28 Richard Earnshaw <rearnsha@arm.com>
16268 * config/arm/arm.c (arm_hard_regno_mode_ok): Only allow VPR to be
16271 2021-04-28 Richard Sandiford <richard.sandiford@arm.com>
16274 * config/aarch64/constraints.md (Utq): Require the address to
16275 be valid for both the element mode and for V2DImode.
16277 2021-04-28 Jakub Jelinek <jakub@redhat.com>
16278 Tobias Burnus <tobias@codesourcery.com>
16280 * configure.ac (OFFLOAD_DEFAULTED): AC_DEFINE if offload-defaulted.
16281 * gcc.c (process_command): New variable.
16282 (driver::maybe_putenv_OFFLOAD_TARGETS): If OFFLOAD_DEFAULTED,
16283 set it if -foffload is defaulted.
16284 * lto-wrapper.c (OFFLOAD_TARGET_DEFAULT_ENV): Define.
16285 (compile_offload_image): If OFFLOAD_DEFAULTED and
16286 OFFLOAD_TARGET_DEFAULT is in the environment, don't fail
16287 if corresponding mkoffload can't be found.
16288 (compile_images_for_offload_targets): Likewise. Free and clear
16289 offload_names if no valid offload is found.
16290 * config.in: Regenerate.
16291 * configure: Regenerate.
16293 2021-04-28 Richard Biener <rguenther@suse.de>
16295 PR tree-optimization/100292
16296 * tree-vect-generic.c (expand_vector_condition): Do not fold
16299 2021-04-27 David Edelsohn <dje.gcc@gmail.com>
16301 * config/rs6000/aix.h (SUBTARGET_DRIVER_SELF_SPECS): New.
16302 * config/rs6000/aix64.opt (m64): New.
16305 2021-04-27 Maciej W. Rozycki <macro@orcam.me.uk>
16307 * config/vax/vax.c (print_operand_address, vax_address_cost_1)
16308 (index_term_p): Handle ASHIFT too.
16310 2021-04-27 Maciej W. Rozycki <macro@orcam.me.uk>
16312 * config/vax/builtins.md (jbb<ccss>i<mode>): Remove operand #3.
16313 (sync_lock_test_and_set<mode>): Adjust accordingly.
16314 (sync_lock_release<mode>): Likewise.
16316 2021-04-27 Maciej W. Rozycki <macro@orcam.me.uk>
16318 * config/vax/vax-protos.h (adjacent_operands_p): Remove
16320 * config/vax/vax.c (adjacent_operands_p): Remove.
16322 2021-04-27 Maciej W. Rozycki <macro@linux-mips.org>
16324 * ifcvt.c (dead_or_predicable) [!IFCVT_MODIFY_TESTS]: Fall
16325 through to the non-conditional execution case if getting the
16326 condition for conditional execution has failed.
16328 2021-04-27 Richard Sandiford <richard.sandiford@arm.com>
16330 PR middle-end/100284
16331 * gimple.c (gimple_could_trap_p_1): Remove VEC_COND_EXPR test.
16332 * tree-eh.c (operation_could_trap_p): Handle VEC_COND_EXPR rather
16333 than asserting on it.
16335 2021-04-27 David Edelsohn <dje.gcc@gmail.com>
16337 * config/rs6000/rs6000.c (rs6000_aix_precompute_tls_p): Protect
16338 with TARGET_AIX_OS.
16340 2021-04-27 David Edelsohn <dje.gcc@gmail.com>
16343 * calls.c (precompute_register_parameters): Additionally test
16344 targetm.precompute_tls_p to pre-compute argument.
16345 * config/rs6000/aix.h (TARGET_PRECOMPUTE_TLS_P): Define.
16346 * config/rs6000/rs6000.c (rs6000_aix_precompute_tls_p): New.
16347 * target.def (precompute_tls_p): New.
16348 * doc/tm.texi.in (TARGET_PRECOMPUTE_TLS_P): Add hook documentation.
16349 * doc/tm.texi: Regenerated.
16351 2021-04-27 Jakub Jelinek <jakub@redhat.com>
16354 * config/aarch64/aarch64.c (aarch64_print_operand): Cast -UINTVAL
16355 back to HOST_WIDE_INT.
16357 2021-04-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
16360 * simplify-rtx.c (simplify_context::simplify_subreg): Check the
16361 memory alignment for the outer mode.
16363 2021-04-27 H.J. Lu <hjl.tools@gmail.com>
16365 PR middle-end/90773
16366 * expr.c (op_by_pieces_d::get_usable_mode): New member function.
16367 (op_by_pieces_d::run): Cange a while loop to a do-while loop.
16369 2021-04-27 Alex Coplan <alex.coplan@arm.com>
16372 * config/arm/arm.c (arm_split_compare_and_swap): Fix up codegen
16373 with negative immediates: ensure we expand cbranchsi4_scratch
16374 correctly and ensure we satisfy its constraints.
16375 * config/arm/sync.md
16376 (@atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): Don't
16377 attempt to tie two output operands together with constraints;
16378 collapse two alternatives.
16379 (@atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): Likewise.
16380 * config/arm/thumb1.md (cbranchsi4_neg_late): New.
16382 2021-04-27 Jakub Jelinek <jakub@redhat.com>
16385 * config/aarch64/predicates.md (aarch64_sub_immediate,
16386 aarch64_plus_immediate): Use -UINTVAL instead of -INTVAL.
16387 * config/aarch64/aarch64.md (casesi, rotl<mode>3): Likewise.
16388 * config/aarch64/aarch64.c (aarch64_print_operand,
16389 aarch64_split_atomic_op, aarch64_expand_subvti): Likewise.
16391 2021-04-27 Jakub Jelinek <jakub@redhat.com>
16393 PR tree-optimization/100239
16394 * tree-vect-generic.c (lower_vec_perm): Don't accept constant
16395 permutations with all indices from the first zero element as vec_shl.
16397 2021-04-27 Jakub Jelinek <jakub@redhat.com>
16399 PR rtl-optimization/100254
16400 * cfgcleanup.c (outgoing_edges_match): Check REG_EH_REGION on
16401 last1 and last2 insns rather than BB_END (bb1) and BB_END (bb2) insns.
16403 2021-04-27 Richard Biener <rguenther@suse.de>
16405 PR tree-optimization/99912
16406 * passes.def: Add comment about new TODO_remove_unused_locals.
16407 * tree-stdarg.c (pass_data_stdarg): Run TODO_remove_unused_locals
16410 2021-04-27 Richard Biener <rguenther@suse.de>
16412 PR tree-optimization/99912
16413 * passes.def (pass_all_optimizations): Add pass_dse before
16414 the first pass_dce, move the first pass_dse before the
16415 pass_dce following pass_pre.
16417 2021-04-27 Jakub Jelinek <jakub@redhat.com>
16419 PR tree-optimization/95527
16420 * generic-match-head.c: Include tm.h.
16421 * gimple-match-head.c: Include tm.h.
16422 * match.pd (CLZ == INTEGER_CST): Don't use
16423 #ifdef CLZ_DEFINED_VALUE_AT_ZERO, only test CLZ_DEFINED_VALUE_AT_ZERO
16424 if clz == CFN_CLZ. Add missing val declaration.
16425 (CTZ cmp CST): New simplifications.
16427 2021-04-27 Jakub Jelinek <jakub@redhat.com>
16429 PR tree-optimization/96696
16430 * expr.c (expand_expr_divmod): New function.
16431 (expand_expr_real_2) <case TRUNC_DIV_EXPR>: Use it for truncations and
16432 divisions. Formatting fixes.
16433 <case MULT_EXPR>: Optimize x / y * y as x - x % y if the latter is
16436 2021-04-27 Martin Jambor <mjambor@suse.cz>
16439 * ipa-param-manipulation.c (ipa_param_adjustments::modify_call):
16440 If removing a call statement LHS SSA name, release it.
16442 2021-04-27 Richard Earnshaw <rearnsha@arm.com>
16445 * config/arm/arm.c (THUMB2_WORK_REGS): Check PIC_OFFSET_TABLE_REGNUM
16446 is valid before including it in the mask.
16448 2021-04-27 Richard Sandiford <richard.sandiford@arm.com>
16451 * config/aarch64/aarch64.c (aarch64_comp_type_attributes): Handle
16454 2021-04-27 Richard Biener <rguenther@suse.de>
16456 PR tree-optimization/100051
16457 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Add
16458 disambiguator based on access size vs. decl size.
16460 2021-04-27 Richard Biener <rguenther@suse.de>
16462 PR tree-optimization/100278
16463 * tree-ssa-pre.c (compute_avail): Give up when we cannot
16464 adjust TBAA beacuse of mismatching bases.
16466 2021-04-27 Jakub Jelinek <jakub@redhat.com>
16469 * config/i386/i386.md (*<insn><mode>3_mask, *<insn><mode>3_mask_1):
16470 For any_rotate define_insn_split and following splitters, use
16471 SWI iterator instead of SWI48.
16473 2021-04-27 Richard Biener <rguenther@suse.de>
16475 PR tree-optimization/99776
16476 * match.pd (bit_field_ref (ctor)): Relax element extract
16477 type compatibility checks.
16479 2021-04-27 Cui,Lili <lili.cui@intel.com>
16481 * common/config/i386/i386-common.c (processor_names):
16482 Sync processor_names with processor_type.
16483 * config/i386/i386-options.c (processor_cost_table):
16484 Sync processor_cost_table with processor_type.
16486 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
16488 * value-range.cc (irange::irange_set_1bit_anti_range): Add assert.
16489 (irange::set): Call irange_set_1bit_anti_range for handling all
16490 1-bit ranges. Fall through on ~[MIN,MAX].
16492 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
16494 * value-range.cc (irange::legacy_num_pairs): Remove.
16495 (irange::invert): Change gcc_assert to gcc_checking_assert.
16496 * value-range.h (irange::num_pairs): Adjust for a cached
16497 num_pairs(). Also, rename all gcc_assert's to
16498 gcc_checking_assert's.
16500 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
16502 * value-range.cc (irange::operator=): Set m_kind.
16503 (irange::copy_to_legacy): Handle varying and undefined sources
16504 as a legacy copy since they can be easily copied.
16505 (irange::irange_set): Set m_kind.
16506 (irange::irange_set_anti_range): Same.
16507 (irange::set): Rename normalize_min_max to normalize_kind.
16508 (irange::verify_range): Adjust for multi-ranges having the
16510 (irange::irange_union): Set m_kind.
16511 (irange::irange_intersect): Same.
16512 (irange::invert): Same.
16513 * value-range.h (irange::kind): Always return m_kind.
16514 (irange::varying_p): Rename to...
16515 (irange::varying_comptaible_p): ...this.
16516 (irange::undefined_p): Only look at m_kind.
16517 (irange::irange): Always set VR_UNDEFINED if applicable.
16518 (irange::set_undefined): Always set VR_UNDEFINED.
16519 (irange::set_varying): Always set m_kind to VR_VARYING.
16520 (irange::normalize_min_max): Rename to...
16521 (irange::normalize_kind): ...this.
16523 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
16525 * gimple-ssa-evrp-analyze.c (evrp_range_analyzer::set_ssa_range_info):
16526 Adjust for constant_p including varying_p.
16527 * tree-vrp.c (vrp_prop::finalize): Same.
16528 (determine_value_range): Same.
16529 * vr-values.c (vr_values::range_of_expr): Same.
16530 * value-range.cc (irange::symbolic_p): Do not check varying_p.
16531 (irange::constant_p): Same.
16533 2021-04-26 Aldy Hernandez <aldyh@redhat.com>
16535 * value-range.cc (irange::legacy_lower_bound): Replace
16536 !undefined_p check with num_ranges > 0.
16537 (irange::legacy_upper_bound): Same.
16538 * value-range.h (irange::type): Same.
16539 (irange::lower_bound): Same.
16540 (irange::upper_bound): Same.
16542 2021-04-26 Richard Biener <rguenther@suse.de>
16544 PR tree-optimization/99956
16545 * gimple-loop-interchange.cc (compute_access_stride):
16546 Try instantiating the access in a shallower loop nest
16547 if instantiating failed.
16548 (compute_access_strides): Pass adjustable loop_nest
16549 to compute_access_stride.
16551 2021-04-26 Christophe Lyon <christophe.lyon@linaro.org>
16553 * doc/sourcebuild.texi (arm_cmse_hw): Document.
16555 2021-04-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16557 * config/aarch64/iterators.md (vwcore): Handle V4BF, V8BF.
16559 2021-04-26 Thomas Schwinge <thomas@codesourcery.com>
16560 Nathan Sidwell <nathan@codesourcery.com>
16561 Tom de Vries <vries@codesourcery.com>
16562 Julian Brown <julian@codesourcery.com>
16563 Kwok Cheung Yeung <kcy@codesourcery.com>
16565 * omp-offload.c (oacc_validate_dims): Implement
16566 '-Wopenacc-parallelism'.
16567 * doc/invoke.texi (-Wopenacc-parallelism): Document.
16569 2021-04-26 Richard Biener <rguenther@suse.de>
16571 * tree-cfg.h (gimplify_build1): Remove.
16572 (gimplify_build2): Likewise.
16573 (gimplify_build3): Likewise.
16574 * tree-cfg.c (gimplify_build1): Move to tree-vect-generic.c.
16575 (gimplify_build2): Likewise.
16576 (gimplify_build3): Likewise.
16577 * tree-vect-generic.c (gimplify_build1): Move from tree-cfg.c.
16579 (gimplify_build2): Likewise.
16580 (gimplify_build3): Likewise.
16581 (tree_vec_extract): Use resimplify with following SSA edges.
16582 (expand_vector_parallel): Avoid passing NULL size/bitpos
16583 to tree_vec_extract.
16584 * expr.c (store_constructor): Deal with zero-element CTORs.
16585 * match.pd (bit_field_ref <vector CTOR>): Make sure to
16586 produce vector constants when possible.
16588 2021-04-26 Richard Biener <rguenther@suse.de>
16590 * tree-complex.c: Include gimple-fold.h.
16591 (expand_complex_addition): Use gimple_build.
16592 (expand_complex_multiplication_components): Likewise.
16593 (expand_complex_multiplication): Likewise.
16594 (expand_complex_div_straight): Likewise.
16595 (expand_complex_div_wide): Likewise.
16596 (expand_complex_division): Likewise.
16597 (expand_complex_conjugate): Likewise.
16598 (expand_complex_comparison): Likewise.
16600 2021-04-26 Richard Biener <rguenther@suse.de>
16602 * tree-ssa-phiopt.c (two_value_replacement): Remove use
16603 of legacy gimplify_buildN API.
16605 2021-04-26 Richard Biener <rguenther@suse.de>
16607 PR tree-optimization/99473
16608 * tree-ssa-phiopt.c (cond_store_replacement): Handle all
16611 2021-04-26 Richard Biener <rguenther@suse.de>
16613 * config/rs6000/rs6000-call.c (rs6000_gimple_fold_builtin):
16614 Use replace_call_with_value.
16616 2021-04-26 Richard Biener <rguenther@suse.de>
16618 * tree-ssa-propagate.h (valid_gimple_rhs_p): Remove.
16619 (update_gimple_call): Likewise.
16620 (update_call_from_tree): Likewise.
16621 * tree-ssa-propagate.c (valid_gimple_rhs_p): Remove.
16622 (valid_gimple_call_p): Likewise.
16623 (move_ssa_defining_stmt_for_defs): Likewise.
16624 (finish_update_gimple_call): Likewise.
16625 (update_gimple_call): Likewise.
16626 (update_call_from_tree): Likewise.
16627 (propagate_tree_value_into_stmt): Use replace_call_with_value.
16628 * gimple-fold.h (update_gimple_call): Declare.
16629 * gimple-fold.c (valid_gimple_rhs_p): Move here from
16630 tree-ssa-propagate.c.
16631 (update_gimple_call): Likewise.
16632 (valid_gimple_call_p): Likewise.
16633 (finish_update_gimple_call): Likewise, and simplify.
16634 (gimplify_and_update_call_from_tree): Implement
16635 update_call_from_tree functionality, avoid excessive
16636 push/pop_gimplify_context.
16637 (gimple_fold_builtin): Use only gimplify_and_update_call_from_tree.
16638 (gimple_fold_call): Likewise.
16639 * gimple-ssa-sprintf.c (try_substitute_return_value): Likewise.
16640 * tree-ssa-ccp.c (ccp_folder::fold_stmt): Likewise.
16641 (pass_fold_builtins::execute): Likewise.
16642 (optimize_stack_restore): Use replace_call_with_value.
16643 * tree-cfg.c (fold_loop_internal_call): Likewise.
16644 * tree-ssa-dce.c (maybe_optimize_arith_overflow): Use
16645 only gimplify_and_update_call_from_tree.
16646 * tree-ssa-strlen.c (handle_builtin_strlen): Likewise.
16647 (handle_builtin_strchr): Likewise.
16648 * tsan.c: Include gimple-fold.h instead of tree-ssa-propagate.h.
16650 2021-04-26 Jakub Jelinek <jakub@redhat.com>
16653 * vmsdbgout.c (ASM_OUTPUT_DEBUG_STRING, vmsdbgout_begin_block,
16654 vmsdbgout_end_block, lookup_filename, vmsdbgout_source_line): Remove
16657 2021-04-25 liuhongt <hongtao.liu@intel.com>
16660 * config/i386/i386-builtin.def (BDESC): Change the icode of
16661 the following builtins to CODE_FOR_nothing.
16662 * config/i386/i386.c (ix86_gimple_fold_builtin): Fold
16663 IX86_BUILTIN_PCMPEQB128, IX86_BUILTIN_PCMPEQW128,
16664 IX86_BUILTIN_PCMPEQD128, IX86_BUILTIN_PCMPEQQ,
16665 IX86_BUILTIN_PCMPEQB256, IX86_BUILTIN_PCMPEQW256,
16666 IX86_BUILTIN_PCMPEQD256, IX86_BUILTIN_PCMPEQQ256,
16667 IX86_BUILTIN_PCMPGTB128, IX86_BUILTIN_PCMPGTW128,
16668 IX86_BUILTIN_PCMPGTD128, IX86_BUILTIN_PCMPGTQ,
16669 IX86_BUILTIN_PCMPGTB256, IX86_BUILTIN_PCMPGTW256,
16670 IX86_BUILTIN_PCMPGTD256, IX86_BUILTIN_PCMPGTQ256.
16671 * config/i386/sse.md (avx2_eq<mode>3): Deleted.
16672 (sse2_eq<mode>3): Ditto.
16673 (sse4_1_eqv2di3): Ditto.
16674 (sse2_gt<mode>3): Rename to ..
16675 (*sse2_gt<mode>3): .. this.
16677 2021-04-24 Iain Sandoe <iain@sandoe.co.uk>
16680 2021-04-24 Iain Sandoe <iain@sandoe.co.uk>
16683 * config/darwin.c (darwin_binds_local_p): Assume that any
16684 public symbol might be interposed for PIC code. Update function
16685 header comment to reflect current Darwin capability.
16687 2021-04-24 Iain Sandoe <iain@sandoe.co.uk>
16690 * config/darwin.c (darwin_binds_local_p): Assume that any
16691 public symbol might be interposed for PIC code. Update function
16692 header comment to reflect current Darwin capability.
16694 2021-04-24 Richard Sandiford <richard.sandiford@arm.com>
16696 * doc/sourcebuild.texi: Document no-opts and any-opts target
16699 2021-04-23 YiFei Zhu <zhuyifei1999@gmail.com>
16701 * config/bpf/bpf.h (ASM_OUTPUT_ALIGNED_BSS): Use .type and .lcomm.
16703 2021-04-23 YiFei Zhu <zhuyifei1999@gmail.com>
16705 * config/bpf/bpf.h (FUNCTION_BOUNDARY): Set to 64.
16707 2021-04-23 Uroš Bizjak <ubizjak@gmail.com>
16710 * config/i386/i386-options.c (ix86_option_override_internal):
16711 Error out when -m96bit-long-double is used with 64bit targets.
16712 * config/i386/i386.md (*pushxf_rounded): Remove pattern.
16714 2021-04-23 Martin Liska <mliska@suse.cz>
16716 * lto-wrapper.c: Remove FIXME about usage of
16717 hardware_concurrency. The function is not on par with
16720 2021-04-23 Uroš Bizjak <ubizjak@gmail.com>
16723 * config/i386/sync.md (FILD_ATOMIC/FIST_ATOMIC FP load peephole2):
16724 Copy operand 3 to operand 4. Use sse_reg_operand
16725 as operand 3 predicate.
16726 (FILD_ATOMIC/FIST_ATOMIC FP load peephole2 with mem blockage): Ditto.
16727 (LDX_ATOMIC/STX_ATOMIC FP load peephole2): Ditto.
16728 (LDX_ATOMIC/LDX_ATOMIC FP load peephole2 with mem blockage): Ditto.
16729 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2):
16730 Copy operand 1 to operand 0.
16731 (FILD_ATOMIC/FIST_ATOMIC FP store peephole2 with mem blockage): Ditto.
16732 (LDX_ATOMIC/STX_ATOMIC FP store peephole2): Ditto.
16733 (LDX_ATOMIC/LDX_ATOMIC FP store peephole2 with mem blockage): Ditto.
16735 2021-04-23 Alex Coplan <alex.coplan@arm.com>
16737 PR rtl-optimization/100230
16738 * early-remat.c (early_remat::sort_candidates): Use delete[]
16739 instead of delete for array allocated with new[].
16741 2021-04-23 Richard Biener <rguenther@suse.de>
16743 * genmatch.c (lower_cond): Remove VEC_COND_EXPR special-casing.
16744 (capture_info::capture_info): Likewise.
16745 (capture_info::walk_match): Likewise.
16746 (expr::gen_transform): Likewise.
16747 (dt_simplify::gen_1): Likewise.
16748 * gimple-match-head.c (maybe_resimplify_conditional_op):
16749 Remove VEC_COND_EXPR special-casing.
16750 (gimple_simplify): Likewise.
16751 * gimple.c (gimple_could_trap_p_1): Adjust.
16752 * tree-ssa-pre.c (compute_avail): Allow VEC_COND_EXPR
16753 to participate in PRE.
16755 2021-04-23 Richard Biener <rguenther@suse.de>
16757 * cfganal.c (connect_infinite_loops_to_exit): First call
16758 add_noreturn_fake_exit_edges.
16759 * ipa-sra.c (process_scan_results): Do not call the now redundant
16760 add_noreturn_fake_exit_edges.
16761 * predict.c (tree_estimate_probability): Likewise.
16762 (rebuild_frequencies): Likewise.
16763 * store-motion.c (one_store_motion_pass): Likewise.
16765 2021-04-23 Richard Biener <rguenther@suse.de>
16767 PR tree-optimization/100222
16768 * predict.c (pass_profile::execute): Remove redundant call to
16769 mark_irreducible_loops.
16770 (report_predictor_hitrates): Likewise.
16772 2021-04-23 Richard Biener <rguenther@suse.de>
16774 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Avoid
16775 valid_gimple_rhs_p by instead gimplifying to one.
16777 2021-04-23 Richard Biener <rguenther@suse.de>
16779 PR tree-optimization/99971
16780 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences):
16781 Always use TBAA for loads.
16783 2021-04-23 liuhongt <hongtao.liu@intel.com>
16786 * config/i386/i386-options.c (ix86_option_override_internal):
16787 Clear MASK_AVX256_SPLIT_UNALIGNED_LOAD/STORE in x_target_flags
16788 when X86_TUNE_AVX256_UNALIGNED_LOAD/STORE_OPTIMAL is enabled
16789 by target attribute.
16791 2021-04-23 David Edelsohn <dje.gcc@gmail.com>
16793 * config/rs6000/aix71.h (PREFERRED_DEBUGGING_TYPE): Change to
16795 * config/rs6000/aix72.h (PREFERRED_DEBUGGING_TYPE): Same.
16797 2021-04-22 David Edelsohn <dje.gcc@gmail.com>
16799 * config.gcc (powerpc-ibm-aix6.*): Remove.
16800 * config/rs6000/aix61.h: Delete.
16802 2021-04-22 Martin Liska <mliska@suse.cz>
16804 PR testsuite/100159
16805 PR testsuite/100192
16806 * builtins.c (expand_builtin): Fix typos and missing comments.
16807 * dwarf2out.c (gen_subprogram_die): Likewise.
16808 (gen_struct_or_union_type_die): Likewise.
16810 2021-04-22 Uroš Bizjak <ubizjak@gmail.com>
16813 * config/i386/i386-expand.c (ix86_expand_convert_uns_sidf_sse):
16814 Remove the sign with FE_DOWNWARD, where x - x = -0.0.
16816 2021-04-21 Iain Sandoe <iain@sandoe.co.uk>
16818 * config/i386/darwin.h (TARGET_64BIT): Remove definition
16819 based on TARGET_ISA_64BIT.
16820 (TARGET_64BIT_P): Remove definition based on
16821 TARGET_ISA_64BIT_P().
16823 2021-04-21 Martin Liska <mliska@suse.cz>
16826 2021-04-21 Martin Liska <mliska@suse.cz>
16828 * lto-wrapper.c (cpuset_popcount): Remove.
16829 (init_num_threads): Remove and use hardware_concurrency.
16831 2021-04-21 Martin Liska <mliska@suse.cz>
16834 * main.c (main): Call toplev::finalize in CHECKING_P mode.
16835 * ipa-modref.c (ipa_modref_c_finalize): summaries are NULL
16836 when incremental LTO linking happens.
16838 2021-04-21 Martin Liska <mliska@suse.cz>
16840 * lto-wrapper.c (run_gcc): When -flto=jobserver is used, but the
16841 makeserver cannot be detected, then use -flto=N fallback.
16843 2021-04-21 Richard Sandiford <richard.sandiford@arm.com>
16845 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): When cross-compiling,
16846 default to yes for aarch64-linux-gnu.
16847 * configure: Regenerate.
16849 2021-04-21 Martin Liska <mliska@suse.cz>
16851 * lto-wrapper.c (cpuset_popcount): Remove.
16852 (init_num_threads): Remove and use hardware_concurrency.
16854 2021-04-21 Martin Liska <mliska@suse.cz>
16856 * config/i386/i386.c: Remove superfluous || TARGET_MACHO
16857 which remains to be '(... || 0)' and clang complains about it.
16858 * dwarf2out.c (AT_vms_delta): Declare conditionally.
16859 (add_AT_vms_delta): Likewise.
16860 * tree.c (fld_simplified_type): Use rather more common pattern
16861 for disabling of something (#if 0).
16862 (get_tree_code_name): Likewise.
16863 (verify_type_variant): Likewise.
16865 2021-04-21 Martin Liska <mliska@suse.cz>
16867 * config/i386/i386-expand.c (decide_alignment): Use newly named
16868 macro TARGET_CPU_P.
16869 * config/i386/i386.c (ix86_decompose_address): Likewise.
16870 (ix86_address_cost): Likewise.
16871 (ix86_lea_outperforms): Likewise.
16872 (ix86_avoid_lea_for_addr): Likewise.
16873 (ix86_add_stmt_cost): Likewise.
16874 * config/i386/i386.h (TARGET_*): Remove.
16875 (TARGET_CPU_P): New macro.
16876 * config/i386/i386.md: Use newly named macro TARGET_CPU_P.
16877 * config/i386/x86-tune-sched-atom.c (do_reorder_for_imul): Likewise.
16878 (swap_top_of_ready_list): Likewise.
16879 (ix86_atom_sched_reorder): Likewise.
16880 * config/i386/x86-tune-sched-bd.c (ix86_bd_has_dispatch): Likewise.
16881 * config/i386/x86-tune-sched.c (ix86_adjust_cost): Likewise.
16883 2021-04-21 Martin Liska <mliska@suse.cz>
16885 * config/i386/i386-options.c (TARGET_EXPLICIT_NO_SAHF_P):
16887 (SET_TARGET_NO_SAHF): Likewise.
16888 (TARGET_EXPLICIT_PREFETCH_SSE_P): Likewise.
16889 (SET_TARGET_PREFETCH_SSE): Likewise.
16890 (TARGET_EXPLICIT_NO_TUNE_P): Likewise.
16891 (SET_TARGET_NO_TUNE): Likewise.
16892 (TARGET_EXPLICIT_NO_80387_P): Likewise.
16893 (SET_TARGET_NO_80387): Likewise.
16895 * config/i386/i386.h (TARGET_*): Remove.
16896 * opth-gen.awk: Generate new used macros.
16898 2021-04-21 Martin Liska <mliska@suse.cz>
16900 * config/i386/i386.h (PTA_*): Remove.
16901 (enum pta_flag): New.
16902 (DEF_PTA): Generate PTA_* values from i386-isa.def.
16903 * config/i386/i386-isa.def: New file.
16905 2021-04-21 Alex Coplan <alex.coplan@arm.com>
16908 * config/aarch64/aarch64-bti-insert.c (aarch64_bti_j_insn_p): New.
16909 (rest_of_insert_bti): Avoid inserting duplicate bti j insns for
16910 jump table targets.
16912 2021-04-21 H.J. Lu <hjl.tools@gmail.com>
16914 * config.gcc: Install mwaitintrin.h for i[34567]86-*-* and
16915 x86_64-*-* targets.
16916 * common/config/i386/i386-common.c (OPTION_MASK_ISA2_MWAIT_SET):
16918 (OPTION_MASK_ISA2_MWAIT_UNSET): Likewise.
16919 (ix86_handle_option): Handle -mmwait.
16920 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
16921 Replace OPTION_MASK_ISA_SSE3 with OPTION_MASK_ISA2_MWAIT on
16922 __builtin_ia32_monitor and __builtin_ia32_mwait.
16923 * config/i386/i386-options.c (isa2_opts): Add -mmwait.
16924 (ix86_valid_target_attribute_inner_p): Likewise.
16925 (ix86_option_override_internal): Enable mwait/monitor
16926 instructions for -msse3.
16927 * config/i386/i386.h (TARGET_MWAIT): New.
16928 (TARGET_MWAIT_P): Likewise.
16929 * config/i386/i386.opt: Add -mmwait.
16930 * config/i386/mwaitintrin.h: New file.
16931 * config/i386/pmmintrin.h: Include <mwaitintrin.h>.
16932 * config/i386/sse.md (sse3_mwait): Replace TARGET_SSE3 with
16934 (@sse3_monitor_<mode>): Likewise.
16935 * config/i386/x86gprintrin.h: Include <mwaitintrin.h>.
16936 * doc/extend.texi: Document mwait target attribute.
16937 * doc/invoke.texi: Document -mmwait.
16939 2021-04-21 Martin Liska <mliska@suse.cz>
16941 * config/i386/i386-options.c (DEF_ENUM): Remove it.
16942 * config/i386/i386-opts.h (DEF_ENUM): Likewise.
16943 * config/i386/stringop.def (DEF_ENUM): Likewise.
16945 2021-04-21 Martin Liska <mliska@suse.cz>
16947 * tree-cfg.c (gimple_verify_flow_info): Use qD instead
16948 of print_generic_expr.
16950 2021-04-21 Jakub Jelinek <jakub@redhat.com>
16952 PR rtl-optimization/100148
16953 * cprop.c (constprop_register): Use next_nondebug_insn instead of
16956 2021-04-21 Martin Liska <mliska@suse.cz>
16959 * cgraphunit.c (cgraph_node::analyze): Remove duplicate
16960 free_dominance_info calls.
16962 2021-04-21 Richard Biener <rguenther@suse.de>
16964 * gimple-fold.c (maybe_fold_reference): Remove is_lhs
16965 parameter (and assume it to be false).
16966 (fold_gimple_assign): Adjust, remove all callers of
16967 maybe_fold_reference calling it with is_lhs true.
16968 (gimple_fold_call): Likewise.
16969 (fold_stmt_1): Likewise.
16971 2021-04-21 Richard Biener <rguenther@suse.de>
16973 * fold-const.c (pedantic_non_lvalue_loc): Remove.
16974 (fold_binary_loc): Adjust.
16975 (fold_ternary_loc): Likewise.
16977 2021-04-21 Richard Sandiford <richard.sandiford@arm.com>
16979 PR middle-end/100130
16980 * varasm.c (get_block_for_decl): Make sure that any use of the
16981 retain attribute matches the section's retain flag.
16982 (switch_to_section): Check for retain mismatches even when
16983 changing sections, but do not warn if the given decl is the
16984 section's named.decl.
16985 (output_object_block): Pass the first decl in the block (if any)
16986 to switch_to_section.
16988 2021-04-20 H.J. Lu <hjl.tools@gmail.com>
16990 * config/i386/i386-c.c (ix86_target_macros_internal): Define
16991 __CRC32__ for -mcrc32.
16992 * config/i386/i386-options.c (ix86_option_override_internal):
16993 Enable crc32 instruction for -msse4.2.
16994 * config/i386/i386.md (sse4_2_crc32<mode>): Remove TARGET_SSE4_2
16996 (sse4_2_crc32di): Likewise.
16997 * config/i386/ia32intrin.h: Use crc32 target option for CRC32
17000 2021-04-20 Segher Boessenkool <segher@kernel.crashing.org>
17003 * config/rs6000/rs6000.c (rs6000_machine_from_flags): Do not consider
17006 2021-04-20 Martin Liska <mliska@suse.cz>
17008 * doc/invoke.texi: Fix typo.
17009 * params.opt: Likewise.
17011 2021-04-20 Martin Liska <mliska@suse.cz>
17013 * doc/invoke.texi: Document new param.
17015 2021-04-19 Andrew MacLeod <amacleod@redhat.com>
17017 PR tree-optimization/100081
17018 * gimple-range-cache.h (ranger_cache): Inherit from gori_compute
17019 rather than gori_compute_cache.
17020 * gimple-range-gori.cc (is_gimple_logical_p): Move to top of file.
17021 (range_def_chain::m_logical_depth): New member.
17022 (range_def_chain::range_def_chain): Initialize m_logical_depth.
17023 (range_def_chain::get_def_chain): Don't build defchains through more
17024 than LOGICAL_LIMIT logical expressions.
17025 * params.opt (param_ranger_logical_depth): New.
17027 2021-04-19 Richard Earnshaw <rearnsha@arm.com>
17030 * config/arm/arm.c (arm_configure_build_target): Do not strip
17031 extended FPU/SIMD feature bits from the target ISA when -mfpu
17032 is specified (partial revert of r11-8168).
17034 2021-04-19 Thomas Schwinge <thomas@codesourcery.com>
17036 * params.opt (-param=openacc-kernels=): Add.
17037 * omp-oacc-kernels-decompose.cc
17038 (pass_omp_oacc_kernels_decompose::gate): Use it.
17039 * doc/invoke.texi (-fopenacc-kernels=@var{mode}): Move...
17040 (--param): ... here, 'openacc-kernels'.
17042 2021-04-19 Martin Liska <mliska@suse.cz>
17045 * gengtype.c (finish_root_table): Align function arguments
17046 in between declaration and definition.
17048 2021-04-19 Eric Botcazou <ebotcazou@adacore.com>
17050 * config/i386/winnt.c (i386_pe_seh_cold_init): Properly deal with
17051 frames larger than the SEH maximum frame size.
17053 2021-04-18 Segher Boessenkool <segher@kernel.crashing.org>
17055 PR rtl-optimization/99927
17056 * combine.c (distribute_notes) [REG_UNUSED]: If the register already
17057 is dead, just drop it.
17059 2021-04-17 Iain Buclaw <ibuclaw@gdcproject.org>
17062 * config/i386/winnt-d.c (TARGET_D_TEMPLATES_ALWAYS_COMDAT): Define.
17063 * doc/tm.texi: Regenerate.
17064 * doc/tm.texi.in (D language and ABI): Add @hook for
17065 TARGET_D_TEMPLATES_ALWAYS_COMDAT.
17067 2021-04-17 Iain Buclaw <ibuclaw@gdcproject.org>
17069 * config/darwin-d.c (darwin_d_handle_target_object_format): New
17071 (darwin_d_register_target_info): New function.
17072 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
17073 * config/dragonfly-d.c (dragonfly_d_handle_target_object_format): New
17075 (dragonfly_d_register_target_info): New function.
17076 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
17077 * config/freebsd-d.c (freebsd_d_handle_target_object_format): New
17079 (freebsd_d_register_target_info): New function.
17080 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
17081 * config/glibc-d.c (glibc_d_handle_target_object_format): New
17083 (glibc_d_register_target_info): New function.
17084 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
17085 * config/i386/i386-d.c (ix86_d_handle_target_object_format): New
17087 (ix86_d_register_target_info): Add ix86_d_handle_target_object_format
17088 as handler for objectFormat key.
17089 * config/i386/winnt-d.c (winnt_d_handle_target_object_format): New
17091 (winnt_d_register_target_info): New function.
17092 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
17093 * config/netbsd-d.c (netbsd_d_handle_target_object_format): New
17095 (netbsd_d_register_target_info): New function.
17096 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
17097 * config/openbsd-d.c (openbsd_d_handle_target_object_format): New
17099 (openbsd_d_register_target_info): New function.
17100 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
17101 * config/pa/pa-d.c (pa_d_handle_target_object_format): New function.
17102 (pa_d_register_target_info): Add pa_d_handle_target_object_format as
17103 handler for objectFormat key.
17104 * config/rs6000/rs6000-d.c (rs6000_d_handle_target_object_format): New
17106 (rs6000_d_register_target_info): Add
17107 rs6000_d_handle_target_object_format as handler for objectFormat key.
17108 * config/sol2-d.c (solaris_d_handle_target_object_format): New
17110 (solaris_d_register_target_info): New function.
17111 (TARGET_D_REGISTER_OS_TARGET_INFO): Define.
17113 2021-04-16 Jakub Jelinek <jakub@redhat.com>
17116 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Change
17117 abi_break argument from bool * to unsigned *, store there the pre-GCC 9
17119 (aarch64_layout_arg, aarch64_gimplify_va_arg_expr): Adjust callers.
17120 (aarch64_function_arg_regno_p): Likewise. Only emit -Wpsabi note if
17121 the old and new alignment after applying MIN/MAX to it is different.
17123 2021-04-16 Tamar Christina <tamar.christina@arm.com>
17126 * config/aarch64/aarch64-sve.md (@aarch64_sve_trn1_conv<mode>): New.
17127 * config/aarch64/aarch64.c (aarch64_expand_sve_const_pred_trn): Use new
17129 * config/aarch64/iterators.md (UNSPEC_TRN1_CONV): New.
17131 2021-04-16 Bill Schmidt <wschmidt@linux.ibm.com>
17133 * doc/extend.texi (PowerPC AltiVec/VSX Built-in Functions): Revise
17134 this section and its subsections.
17136 2021-04-16 Jakub Jelinek <jakub@redhat.com>
17139 * config/aarch64/aarch64.md (*neg_asr_si2_extr, *extrsi5_insn_di): New
17140 define_insn patterns.
17142 2021-04-16 Richard Sandiford <richard.sandiford@arm.com>
17144 PR rtl-optimization/98689
17145 * reg-notes.def (UNTYPED_CALL): New note.
17146 * combine.c (distribute_notes): Handle it.
17147 * emit-rtl.c (try_split): Likewise.
17148 * rtlanal.c (rtx_properties::try_to_add_insn): Likewise. Assume
17149 that calls with the note implicitly set all return value registers.
17150 * builtins.c (expand_builtin_apply): Add a REG_UNTYPED_CALL
17153 2021-04-16 Richard Sandiford <richard.sandiford@arm.com>
17155 PR rtl-optimization/99596
17156 * rtlanal.c (rtx_properties::try_to_add_insn): Don't add global
17157 register accesses for const calls. Assume that pure functions
17158 can only read from global registers. Ignore cases in which
17159 the stack pointer has been marked global.
17161 2021-04-16 Jakub Jelinek <jakub@redhat.com>
17164 * tree-vect-loop.c (vect_transform_loop): Don't remove just
17165 dead scalar .MASK_LOAD calls, but also dead .COND_* calls - replace
17166 them by their last argument.
17168 2021-04-15 Martin Liska <mliska@suse.cz>
17170 * doc/invoke.texi: Other params don't use it, remove it.
17172 2021-04-15 Richard Biener <rguenther@suse.de>
17174 * gimple-builder.h: Add deprecation note.
17176 2021-04-15 Richard Sandiford <richard.sandiford@arm.com>
17179 * attribs.h (restrict_type_identity_attributes_to): Declare.
17180 * attribs.c (restrict_type_identity_attributes_to): New function.
17182 2021-04-15 Richard Sandiford <richard.sandiford@arm.com>
17185 * attribs.h (affects_type_identity_attributes): Declare.
17186 * attribs.c (remove_attributes_matching): New function.
17187 (affects_type_identity_attributes): Likewise.
17189 2021-04-15 Jakub Jelinek <jakub@redhat.com>
17192 * config/aarch64/aarch64.md (*<LOGICAL:optab>_<SHIFT:optab><mode>3):
17193 Add combine splitters for *<LOGICAL:optab>_ashl<mode>3 with
17194 ZERO_EXTEND, SIGN_EXTEND or AND.
17196 2021-04-14 Richard Sandiford <richard.sandiford@arm.com>
17198 PR rtl-optimization/99929
17199 * rtl.h (same_vector_encodings_p): New function.
17200 * cse.c (exp_equiv_p): Check that CONST_VECTORs have the same encoding.
17201 * cselib.c (rtx_equal_for_cselib_1): Likewise.
17202 * jump.c (rtx_renumbered_equal_p): Likewise.
17203 * lra-constraints.c (operands_match_p): Likewise.
17204 * reload.c (operands_match_p): Likewise.
17205 * rtl.c (rtx_equal_p_cb, rtx_equal_p): Likewise.
17207 2021-04-14 Richard Sandiford <richard.sandiford@arm.com>
17209 * print-rtl.c (rtx_writer::print_rtx_operand_codes_E_and_V): Print
17210 more information about variable-length CONST_VECTORs.
17212 2021-04-14 Vladimir N. Makarov <vmakarov@redhat.com>
17214 PR rtl-optimization/100066
17215 * lra-constraints.c (split_reg): Check paradoxical_subreg_p for
17216 ordered modes when choosing splitting mode for hard reg.
17218 2021-04-14 Richard Sandiford <richard.sandiford@arm.com>
17221 * config/aarch64/aarch64.c (aarch64_expand_sve_const_vector_sel):
17223 (aarch64_expand_sve_const_vector): Use it for nelts_per_pattern==2.
17225 2021-04-14 Andreas Krebbel <krebbel@linux.ibm.com>
17227 * config/s390/s390-builtins.def (O_M5, O_M12, ...): Add new macros
17228 for mask operand types.
17229 (s390_vec_permi_s64, s390_vec_permi_b64, s390_vec_permi_u64)
17230 (s390_vec_permi_dbl, s390_vpdi): Use the M5 type for the immediate
17232 (s390_vec_msum_u128, s390_vmslg): Use the M12 type for the
17234 * config/s390/s390.c (s390_const_operand_ok): Check the new
17235 operand types and generate a list of valid values.
17237 2021-04-14 Iain Buclaw <ibuclaw@gdcproject.org>
17239 * doc/tm.texi: Regenerate.
17240 * doc/tm.texi.in (D language and ABI): Add @hook for
17241 TARGET_D_REGISTER_OS_TARGET_INFO.
17243 2021-04-14 Iain Buclaw <ibuclaw@gdcproject.org>
17245 * config/aarch64/aarch64-d.c (aarch64_d_handle_target_float_abi): New
17247 (aarch64_d_register_target_info): New function.
17248 * config/aarch64/aarch64-protos.h (aarch64_d_register_target_info):
17250 * config/aarch64/aarch64.h (TARGET_D_REGISTER_CPU_TARGET_INFO):
17252 * config/arm/arm-d.c (arm_d_handle_target_float_abi): New function.
17253 (arm_d_register_target_info): New function.
17254 * config/arm/arm-protos.h (arm_d_register_target_info): Declare.
17255 * config/arm/arm.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
17256 * config/i386/i386-d.c (ix86_d_handle_target_float_abi): New function.
17257 (ix86_d_register_target_info): New function.
17258 * config/i386/i386-protos.h (ix86_d_register_target_info): Declare.
17259 * config/i386/i386.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
17260 * config/mips/mips-d.c (mips_d_handle_target_float_abi): New function.
17261 (mips_d_register_target_info): New function.
17262 * config/mips/mips-protos.h (mips_d_register_target_info): Declare.
17263 * config/mips/mips.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
17264 * config/pa/pa-d.c (pa_d_handle_target_float_abi): New function.
17265 (pa_d_register_target_info): New function.
17266 * config/pa/pa-protos.h (pa_d_register_target_info): Declare.
17267 * config/pa/pa.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
17268 * config/riscv/riscv-d.c (riscv_d_handle_target_float_abi): New
17270 (riscv_d_register_target_info): New function.
17271 * config/riscv/riscv-protos.h (riscv_d_register_target_info): Declare.
17272 * config/riscv/riscv.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
17273 * config/rs6000/rs6000-d.c (rs6000_d_handle_target_float_abi): New
17275 (rs6000_d_register_target_info): New function.
17276 * config/rs6000/rs6000-protos.h (rs6000_d_register_target_info):
17278 * config/rs6000/rs6000.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
17279 * config/s390/s390-d.c (s390_d_handle_target_float_abi): New function.
17280 (s390_d_register_target_info): New function.
17281 * config/s390/s390-protos.h (s390_d_register_target_info): Declare.
17282 * config/s390/s390.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
17283 * config/sparc/sparc-d.c (sparc_d_handle_target_float_abi): New
17285 (sparc_d_register_target_info): New function.
17286 * config/sparc/sparc-protos.h (sparc_d_register_target_info): Declare.
17287 * config/sparc/sparc.h (TARGET_D_REGISTER_CPU_TARGET_INFO): Define.
17288 * doc/tm.texi: Regenerate.
17289 * doc/tm.texi.in (D language and ABI): Add @hook for
17290 TARGET_D_REGISTER_CPU_TARGET_INFO.
17292 2021-04-14 Iain Buclaw <ibuclaw@gdcproject.org>
17294 * config/i386/i386-d.c (ix86_d_has_stdcall_convention): New function.
17295 * config/i386/i386-protos.h (ix86_d_has_stdcall_convention): Declare.
17296 * config/i386/i386.h (TARGET_D_HAS_STDCALL_CONVENTION): Define.
17297 * doc/tm.texi: Regenerate.
17298 * doc/tm.texi.in (D language and ABI): Add @hook for
17299 TARGET_D_HAS_STDCALL_CONVENTION.
17301 2021-04-14 Richard Biener <rguenther@suse.de>
17303 * tree-cfg.c (verify_gimple_assign_ternary): Verify that
17304 VEC_COND_EXPRs have a gimple_val condition.
17305 * tree-ssa-propagate.c (valid_gimple_rhs_p): VEC_COND_EXPR
17306 can no longer have a GENERIC condition.
17308 2021-04-14 Richard Earnshaw <rearnsha@arm.com>
17311 * config/arm/arm.c (arm_configure_build_target): Strip isa_all_fpbits
17312 from the isa_delta when -mfpu has been used.
17313 (arm_options_perform_arch_sanity_checks): It's the architecture that
17314 lacks an FPU not the processor.
17316 2021-04-13 Richard Biener <rguenther@suse.de>
17318 PR tree-optimization/100053
17319 * tree-ssa-sccvn.c (vn_nary_op_get_predicated_value): Do
17320 not use optimistic dominance queries for backedges to validate
17322 (dominated_by_p_w_unex): Add parameter to ignore executable
17323 state on backedges.
17324 (rpo_elim::eliminate_avail): Adjust.
17326 2021-04-13 Jakub Jelinek <jakub@redhat.com>
17329 * config/aarch64/aarch64.md (*aarch64_bfxil<mode>_extr,
17330 *aarch64_bfxilsi_extrdi): New define_insn patterns.
17332 2021-04-13 Jakub Jelinek <jakub@redhat.com>
17335 * simplify-rtx.c (simplify_immed_subreg): For MODE_COMPOSITE_P
17336 outermode, return NULL if the result doesn't encode back to the
17337 original byte sequence.
17338 (simplify_gen_subreg): Don't create SUBREGs from constants to
17339 MODE_COMPOSITE_P outermode.
17341 2021-04-12 Jakub Jelinek <jakub@redhat.com>
17343 PR rtl-optimization/99905
17344 * combine.c (expand_compound_operation): If pos + len > modewidth,
17345 perform the right shift by pos in inner_mode and then convert to mode,
17346 instead of trying to simplify a shift of rtx with inner_mode by pos
17347 as if it was a shift in mode.
17349 2021-04-12 Jakub Jelinek <jakub@redhat.com>
17352 * combine.c (simplify_and_const_int_1): Don't optimize varop
17353 away if it has side-effects.
17355 2021-04-12 Martin Liska <mliska@suse.cz>
17357 * doc/extend.texi: Escape @smallexample content.
17359 2021-04-12 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
17361 * config/s390/s390.md ("*movdi_31", "*movdi_64"): Add
17362 alternative in order to load a DFP zero.
17364 2021-04-12 Martin Liska <mliska@suse.cz>
17366 * doc/extend.texi: Be more precise in documentation
17367 of symver attribute.
17369 2021-04-12 Martin Liska <mliska@suse.cz>
17372 * gimplify.c (gimplify_expr): Right now, we unpoison all
17373 variables before a goto <dest>. We should not do it if we are
17376 2021-04-12 Cui,Lili <lili.cui@intel.com>
17378 * common/config/i386/cpuinfo.h (get_intel_cpu): Handle
17380 * common/config/i386/i386-common.c (processor_names): Add
17382 (processor_alias_table): Add rocketlake.
17383 * common/config/i386/i386-cpuinfo.h (processor_subtypes): Add
17384 INTEL_COREI7_ROCKETLAKE.
17385 * config.gcc: Add -march=rocketlake.
17386 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
17388 * config/i386/i386-options.c (m_ROCKETLAKE) : Define.
17389 (processor_cost_table): Add rocketlake cost.
17390 * config/i386/i386.h (ix86_size_cost) : Define
17392 (processor_type) : Add PROCESSOR_ROCKETLAKE.
17393 (PTA_ROCKETLAKE): Ditto.
17394 * doc/extend.texi: Add rocketlake.
17395 * doc/invoke.texi: Add rocketlake.
17397 2021-04-12 Cui,Lili <lili.cui@intel.com>
17399 * config/i386/i386.h (PTA_ALDERLAKE): Change alderlake ISA list.
17400 * config/i386/i386-options.c (m_CORE_AVX2): Add m_ALDERLAKE.
17401 * common/config/i386/cpuinfo.h (get_intel_cpu): Add AlderLake model.
17402 * doc/invoke.texi: Change alderlake ISA list.
17404 2021-04-11 Hafiz Abid Qadeer <abidh@codesourcery.com>
17406 PR middle-end/98088
17407 * omp-expand.c (expand_oacc_collapse_init): Update condition in
17410 2021-04-10 H.J. Lu <hjl.tools@gmail.com>
17413 * config/i386/serializeintrin.h (_serialize): Defined as macro.
17415 2021-04-10 Jakub Jelinek <jakub@redhat.com>
17418 * expr.c (expand_expr_addr_expr_1): Test is_global_var rather than
17419 just TREE_STATIC on COMPOUND_LITERAL_EXPR_DECLs.
17421 2021-04-10 Jakub Jelinek <jakub@redhat.com>
17423 PR middle-end/99989
17424 * gimple-ssa-warn-alloca.c
17425 (alloca_type_and_limit::alloca_type_and_limit): Initialize limit to
17426 0 with integer precision unconditionally.
17428 2021-04-10 Jakub Jelinek <jakub@redhat.com>
17430 PR rtl-optimization/98601
17431 * rtlanal.c (rtx_addr_can_trap_p_1): Allow in assert unknown size
17432 not just for BLKmode, but also for VOIDmode. For STRICT_ALIGNMENT
17433 unaligned_mems handle VOIDmode like BLKmode.
17435 2021-04-10 Jan Hubicka <hubicka@ucw.cz>
17438 * tree.c (free_lang_data_in_decl): Do not release body of
17439 declare_variant_alt.
17441 2021-04-09 Richard Sandiford <richard.sandiford@arm.com>
17443 * config/aarch64/aarch64.c (aarch64_option_restore): If the
17444 architecture was specified explicitly and the tuning wasn't,
17445 tune for the architecture rather than the configured default CPU.
17447 2021-04-09 Richard Sandiford <richard.sandiford@arm.com>
17449 * config/aarch64/aarch64.md (tlsdesc_small_sve_<mode>): Use X30
17450 as the temporary register.
17452 2021-04-09 Martin Liska <mliska@suse.cz>
17454 * doc/extend.texi: Move non-target attributes on the top level.
17456 2021-04-09 Martin Liska <mliska@suse.cz>
17458 * doc/invoke.texi: Document minimum and maximum value of the
17459 argument for both supported compression algorithms.
17461 2021-04-08 David Edelsohn <dje.gcc@gmail.com>
17463 * config/rs6000/rs6000.c (rs6000_xcoff_select_section): Select
17464 TLS BSS before TLS data.
17465 * config/rs6000/xcoff.h (ASM_OUTPUT_TLS_COMMON): Use .comm.
17467 2021-04-08 Richard Sandiford <richard.sandiford@arm.com>
17469 * doc/sourcebuild.texi (stdint_types_mbig_endian): Document.
17471 2021-04-08 Richard Sandiford <richard.sandiford@arm.com>
17473 * match.pd: Extend vec_cond folds to handle shifts.
17475 2021-04-08 Maciej W. Rozycki <macro@orcam.me.uk>
17477 * config/vax/vax.md: Fix comment for `*bit<mode>' pattern's
17480 2021-04-08 Alex Coplan <alex.coplan@arm.com>
17483 * config/arm/iterators.md (MVE_vecs): New.
17484 (V_elem): Also handle V2DF.
17485 * config/arm/mve.md (*mve_mov<mode>): Rename to ...
17486 (*mve_vdup<mode>): ... this. Remove second alternative since
17487 vec_duplicate of const_int is not canonical RTL, and we don't
17488 want to match symbol_refs.
17489 (*mve_vec_duplicate<mode>): Delete (pattern is redundant).
17491 2021-04-08 Xionghu Luo <luoxhu@linux.ibm.com>
17493 * fold-const.c (fold_single_bit_test): Fix typo.
17494 * print-rtl.c (print_rtx_insn_vec): Call print_rtl_single
17497 2021-04-07 Richard Sandiford <richard.sandiford@arm.com>
17499 PR tree-optimization/97513
17500 * tree-vect-slp.c (vect_add_slp_permutation): New function,
17502 (vectorizable_slp_permutation): ...here. Detect cases in which
17503 all VEC_PERM_EXPRs are guaranteed to have the same stepped
17504 permute vector and only generate one permute vector for that case.
17505 Extend that case to handle variable-length vectors.
17507 2021-04-07 Richard Sandiford <richard.sandiford@arm.com>
17509 PR tree-optimization/99873
17510 * tree-vect-slp.c (vect_slp_prefer_store_lanes_p): New function.
17511 (vect_build_slp_instance): Don't split store groups that could
17512 use IFN_STORE_LANES.
17514 2021-04-07 Jakub Jelinek <jakub@redhat.com>
17517 * varasm.c (output_constant_pool_contents): Don't strip name encoding
17518 from XSTR (desc->sym, 0) or from label before passing those to
17521 2021-04-07 Richard Biener <rguenther@suse.de>
17523 PR tree-optimization/99954
17524 * tree-loop-distribution.c: Include tree-affine.h.
17525 (generate_memcpy_builtin): Try using tree-affine to prove
17527 (loop_distribution::classify_builtin_ldst): Always classify
17530 2021-04-07 Richard Biener <rguenther@suse.de>
17532 PR tree-optimization/99947
17533 * tree-vect-loop.c (vectorizable_induction): Pre-allocate
17534 steps vector to avoid pushing elements from the reallocated
17537 2021-04-07 Richard Biener <rguenther@suse.de>
17539 * tree-ssa-sccvn.h (print_vn_reference_ops): Declare.
17540 * tree-ssa-pre.c (print_pre_expr): Factor out VN reference operand
17542 * tree-ssa-sccvn.c (print_vn_reference_ops): ... into this new
17544 (debug_vn_reference_ops): New.
17546 2021-04-07 Bin Cheng <bin.cheng@linux.alibaba.com>
17548 PR tree-optimization/98736
17549 * tree-loop-distribution.c
17550 * (loop_distribution::bb_top_order_init):
17551 Compute RPO with programing order preserved by calling function
17552 rev_post_order_and_mark_dfs_back_seme.
17554 2021-04-06 Vladimir N. Makarov <vmakarov@redhat.com>
17557 * lra-constraints.c (split_reg): Don't check paradoxical_subreg_p.
17558 * lra-lives.c (clear_sparseset_regnos, regnos_in_sparseset_p): New
17560 (process_bb_lives): Don't update biggest mode of hard reg for
17561 implicit in multi-register group. Use the new functions for
17562 updating dead_set and unused_set by register notes.
17564 2021-04-06 Xianmiao Qu <xianmiao_qu@c-sky.com>
17566 * config/csky/csky_pipeline_ck802.md : Use insn reservation name
17569 2021-04-06 H.J. Lu <hjl.tools@gmail.com>
17571 * config/i386/x86-tune-costs.h (skylake_memcpy): Updated.
17572 (skylake_memset): Likewise.
17573 (skylake_cost): Change CLEAR_RATIO to 17.
17574 * config/i386/x86-tune.def (X86_TUNE_PREFER_KNOWN_REP_MOVSB_STOSB):
17575 Replace m_CANNONLAKE, m_ICELAKE_CLIENT, m_ICELAKE_SERVER,
17576 m_TIGERLAKE and m_SAPPHIRERAPIDS with m_SKYLAKE and m_CORE_AVX512.
17578 2021-04-06 Richard Biener <rguenther@suse.de>
17580 PR tree-optimization/99880
17581 * tree-vect-loop.c (maybe_set_vectorized_backedge_value): Only
17582 set vectorized defs of relevant PHIs.
17584 2021-04-06 Richard Biener <rguenther@suse.de>
17586 PR tree-optimization/99924
17587 * tree-vect-slp.c (vect_bb_partition_graph_r): Do not mark
17588 nodes w/o scalar stmts as visited.
17590 2021-04-06 Alex Coplan <alex.coplan@arm.com>
17593 * config/arm/arm.c (arm_libcall_uses_aapcs_base): Also use base
17594 PCS for [su]fix_optab.
17596 2021-04-03 Iain Sandoe <iain@sandoe.co.uk>
17598 * config/darwin.c (machopic_legitimize_pic_address): Check
17599 that the current pic register is one of the hard reg set
17600 before setting liveness.
17602 2021-04-03 Iain Sandoe <iain@sandoe.co.uk>
17604 * config/darwin.c (machopic_legitimize_pic_address): Fix
17605 whitespace, remove unused code.
17607 2021-04-03 Jakub Jelinek <jakub@redhat.com>
17609 PR tree-optimization/99882
17610 * gimple-ssa-store-merging.c (bswap_view_convert): Handle val with
17613 2021-04-03 Jakub Jelinek <jakub@redhat.com>
17615 PR rtl-optimization/99863
17616 * dse.c (replace_read): Drop regs_live argument. Instead of
17617 regs_live, use store_insn->fixed_regs_live if non-NULL,
17618 otherwise punt if insns sequence clobbers or sets any hard
17621 2021-04-03 Jakub Jelinek <jakub@redhat.com>
17624 * targhooks.h (default_print_patchable_function_entry_1): Declare.
17625 * targhooks.c (default_print_patchable_function_entry_1): New function,
17626 copied from default_print_patchable_function_entry with an added flags
17628 (default_print_patchable_function_entry): Rewritten into a small
17629 wrapper around default_print_patchable_function_entry_1.
17630 * config/rs6000/rs6000.c (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY):
17632 (rs6000_print_patchable_function_entry): New function.
17634 2021-04-02 Eric Botcazou <ebotcazou@adacore.com>
17636 * doc/invoke.texi (fdelete-dead-exceptions): Minor tweak.
17638 2021-04-01 Jason Merrill <jason@redhat.com>
17641 * common.opt: Document v15 and v16.
17643 2021-04-01 Richard Biener <rguenther@suse.de>
17645 PR tree-optimization/99863
17646 * gimplify.c (gimplify_init_constructor): Recompute vector
17649 2021-04-01 Jakub Jelinek <jakub@redhat.com>
17651 * doc/extend.texi (symver attribute): Fix up syntax errors
17654 2021-04-01 Jakub Jelinek <jakub@redhat.com>
17656 PR tree-optimization/96573
17657 * gimple-ssa-store-merging.c (init_symbolic_number): Handle
17658 also pointer types.
17660 2021-04-01 Richard Biener <rguenther@suse.de>
17662 PR tree-optimization/99856
17663 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Promote
17664 precision to vector element precision.
17666 2021-04-01 Martin Jambor <mjambor@suse.cz>
17668 PR tree-optimization/97009
17669 * tree-sra.c (access_or_its_child_written): New function.
17670 (propagate_subaccesses_from_rhs): Use it instead of a simple grp_write
17673 2021-03-31 Jan Hubicka <hubicka@ucw.cz>
17676 * cif-code.def (USES_COMDAT_LOCAL): Make CIF_FINAL_NORMAL.
17678 2021-03-31 Pat Haugen <pthaugen@linux.ibm.com>
17681 * config/rs6000/altivec.md (xxspltiw_v4si, xxspltiw_v4sf_inst,
17682 xxspltidp_v2df_inst, xxsplti32dx_v4si_inst, xxsplti32dx_v4sf_inst,
17683 xxblend_<mode>, xxpermx_inst, xxeval): Mark prefixed.
17684 * config/rs6000/mma.md (mma_<vvi4i4i8>, mma_<avvi4i4i8>,
17685 mma_<vvi4i4i2>, mma_<avvi4i4i2>, mma_<vvi4i4>, mma_<avvi4i4>,
17686 mma_<pvi4i2>, mma_<apvi4i2>, mma_<vvi4i4i4>, mma_<avvi4i4i4>):
17688 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Adjust test.
17689 * config/rs6000/rs6000.md (define_attr "maybe_prefixed"): New.
17690 (define_attr "prefixed"): Update initializer.
17692 2021-03-31 Jakub Jelinek <jakub@redhat.com>
17695 * dwarf2out.c (debug_ranges_dwo_section): New variable.
17696 (DW_RANGES_IDX_SKELETON): Define.
17697 (struct dw_ranges): Add begin_entry and end_entry members.
17698 (DEBUG_DWO_RNGLISTS_SECTION): Define.
17699 (add_ranges_num): Adjust r initializer for addition of *_entry
17701 (add_ranges_by_labels): For -gsplit-dwarf and force_direct,
17702 set idx to DW_RANGES_IDX_SKELETON.
17703 (use_distinct_base_address_for_range): New function.
17704 (index_rnglists): Don't set r->idx if it is equal to
17705 DW_RANGES_IDX_SKELETON. Initialize r->begin_entry and
17706 r->end_entry for -gsplit-dwarf if those will be needed by
17708 (output_rnglists): Add DWO argument. If true, switch to
17709 debug_ranges_dwo_section rather than debug_ranges_section.
17710 Adjust l1/l2 label indexes. Only output the offset table when
17711 dwo is true and don't include in there the skeleton range
17712 entry if present. For -gsplit-dwarf, skip ranges that belong
17713 to the other rnglists section. Change return type from void
17714 to bool and return true if there are any range entries for
17715 the other section. For dwarf_split_debug_info use
17716 DW_RLE_startx_endx, DW_RLE_startx_length and DW_RLE_base_addressx
17717 entries instead of DW_RLE_start_end, DW_RLE_start_length and
17718 DW_RLE_base_address. Use use_distinct_base_address_for_range.
17719 (init_sections_and_labels): Initialize debug_ranges_dwo_section
17720 if -gsplit-dwarf and DWARF >= 5. Adjust ranges_section_label
17721 and range_base_label indexes.
17722 (dwarf2out_finish): Call index_rnglists earlier before finalizing
17723 .debug_addr. Never emit DW_AT_rnglists_base attribute. For
17724 -gsplit-dwarf and DWARF >= 5 call output_rnglists up to twice
17725 with different dwo arguments.
17726 (dwarf2out_c_finalize): Clear debug_ranges_dwo_section.
17728 2021-03-31 Richard Sandiford <richard.sandiford@arm.com>
17730 PR tree-optimization/98268
17731 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Call
17732 recompute_tree_invariant_for_addr_expr after successfully
17733 folding a TARGET_MEM_REF that occurs inside an ADDR_EXPR.
17735 2021-03-31 Richard Sandiford <richard.sandiford@arm.com>
17737 PR tree-optimization/99726
17738 * tree-data-ref.c (create_intersect_range_checks_index): Bail
17739 out if there is more than one access function SCEV for the loop
17742 2021-03-31 Richard Sandiford <richard.sandiford@arm.com>
17744 PR rtl-optimization/97141
17745 PR rtl-optimization/98726
17746 * emit-rtl.c (valid_for_const_vector_p): Return true for
17748 * rtx-vector-builder.h (rtx_vector_builder::step): Return a
17749 poly_wide_int instead of a wide_int.
17750 (rtx_vector_builder::apply_set): Take a poly_wide_int instead
17752 * rtx-vector-builder.c (rtx_vector_builder::apply_set): Likewise.
17753 * config/aarch64/aarch64.c (aarch64_legitimate_constant_p): Return
17754 false for CONST_VECTORs that cannot be forced to memory.
17755 * config/aarch64/aarch64-simd.md (mov<mode>): If a CONST_VECTOR
17756 is too complex to force to memory, build it up from individual
17759 2021-03-31 Jan Hubicka <jh@suse.cz>
17762 * cgraph.c (cgraph_node::release_body): Fix overactive check.
17764 2021-03-31 Christophe Lyon <christophe.lyon@linaro.org>
17767 * config/arm/vec-common.md (mul<mode>3): Disable on iwMMXT, expect
17770 2021-03-31 H.J. Lu <hjl.tools@gmail.com>
17772 * config/i386/i386-expand.c (expand_set_or_cpymem_via_rep):
17773 For TARGET_PREFER_KNOWN_REP_MOVSB_STOSB, don't convert QImode
17775 (decide_alg): For TARGET_PREFER_KNOWN_REP_MOVSB_STOSB, use
17776 "rep movsb/stosb" only for known sizes.
17777 * config/i386/i386-options.c (processor_cost_table): Use Ice
17778 Lake cost for Cannon Lake, Ice Lake, Tiger Lake, Sapphire
17779 Rapids and Alder Lake.
17780 * config/i386/i386.h (TARGET_PREFER_KNOWN_REP_MOVSB_STOSB): New.
17781 * config/i386/x86-tune-costs.h (icelake_memcpy): New.
17782 (icelake_memset): Likewise.
17783 (icelake_cost): Likewise.
17784 * config/i386/x86-tune.def (X86_TUNE_PREFER_KNOWN_REP_MOVSB_STOSB):
17787 2021-03-31 Richard Sandiford <richard.sandiford@arm.com>
17790 * config/aarch64/aarch64.c
17791 (aarch64_vectorize_preferred_vector_alignment): Query the size
17792 of the provided SVE vector; do not assume that all SVE vectors
17793 have the same size.
17795 2021-03-31 Jan Hubicka <jh@suse.cz>
17798 * cgraph.c (cgraph_node::release_body): Remove all callers and
17800 * cgraphclones.c (cgraph_node::materialize_clone): Do not do it here.
17801 * cgraphunit.c (cgraph_node::expand): And here.
17803 2021-03-31 Martin Liska <mliska@suse.cz>
17805 * ipa-modref.c (analyze_ssa_name_flags): Fix coding style
17806 and one negated condition.
17808 2021-03-31 Jakub Jelinek <jakub@redhat.com>
17809 Richard Sandiford <richard.sandiford@arm.com>
17812 * config/aarch64/aarch64.md (*add<mode>3_poly_1): Swap Uai and Uav
17813 constraints on operands[2] and similarly 0 and rk constraints
17814 on operands[1] corresponding to that.
17816 2021-03-31 Jakub Jelinek <jakub@redhat.com>
17819 * configure.ac (HAVE_LD_BROKEN_PE_DWARF5): New AC_DEFINE if PECOFF
17820 linker doesn't support DWARF sections new in DWARF5.
17821 * config/i386/i386-options.c (ix86_option_override_internal): Default
17822 to dwarf_version 4 if HAVE_LD_BROKEN_PE_DWARF5 for TARGET_PECOFF
17824 * config.in: Regenerated.
17825 * configure: Regenerated.
17827 2021-03-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17830 * config/aarch64/aarch64.c (aarch64_analyze_loop_vinfo): Check for
17831 available issue_info before using it.
17833 2021-03-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17836 * config/aarch64/aarch64.md (sub<mode>3_compare1_imm): Do not allow zero
17839 2021-03-30 Xionghu Luo <luoxhu@linux.ibm.com>
17842 * config/rs6000/altivec.md (altivec_lvsl_reg): Change to ...
17843 (altivec_lvsl_reg_<mode>): ... this.
17844 (altivec_lvsr_reg): Change to ...
17845 (altivec_lvsr_reg_<mode>): ... this.
17846 * config/rs6000/predicates.md (vec_set_index_operand): New.
17847 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17848 Enable 32bit variable vec_insert for all TARGET_VSX.
17849 * config/rs6000/rs6000.c (rs6000_expand_vector_set_var_p9):
17850 Enable 32bit variable vec_insert for p9 and above.
17851 (rs6000_expand_vector_set_var_p8): Rename to ...
17852 (rs6000_expand_vector_set_var_p7): ... this.
17853 (rs6000_expand_vector_set): Use TARGET_VSX and adjust assert
17855 * config/rs6000/vector.md (vec_set<mode>): Use vec_set_index_operand.
17856 * config/rs6000/vsx.md (xl_len_r): Use gen_altivec_lvsl_reg_di and
17857 gen_altivec_lvsr_reg_di.
17859 2021-03-30 H.J. Lu <hjl.tools@gmail.com>
17862 * config/i386/ia32intrin.h (__rdtsc): Defined as macro.
17863 (__rdtscp): Likewise.
17865 2021-03-30 Tamar Christina <tamar.christina@arm.com>
17867 PR tree-optimization/99825
17868 * tree-vect-slp-patterns.c (vect_check_evenodd_blend):
17869 Reject non-mult 2 lanes.
17871 2021-03-30 Richard Earnshaw <rearnsha@arm.com>
17874 * config/arm/arm.c (arm_file_start): Fix emission of
17875 Tag_ABI_VFP_args attribute.
17877 2021-03-30 Richard Biener <rguenther@suse.de>
17879 PR tree-optimization/99824
17880 * stor-layout.c (set_min_and_max_values_for_integral_type):
17881 Assert the precision is within the bounds of
17882 WIDE_INT_MAX_PRECISION.
17883 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Use
17884 the outermost component ref only to lower the access size
17885 and initialize that from the access type.
17887 2021-03-30 Richard Sandiford <richard.sandiford@arm.com>
17890 * config/aarch64/aarch64.md (mov<mode>): Pass multi-instruction
17891 CONST_INTs to aarch64_expand_mov_immediate when called after RA.
17893 2021-03-30 Mihailo Stojanovic <mihailo.stojanovic@typhoon-hil.com>
17895 * config/aarch64/aarch64.md
17896 (<optab>_trunc<fcvt_target><GPI:mode>2): Set the "arch"
17897 attribute to disambiguate between SIMD and FP variants of the
17900 2021-03-29 Jan Hubicka <hubicka@ucw.cz>
17902 * ipa-modref.c (merge_call_lhs_flags): Correct handling of deref.
17903 (analyze_ssa_name_flags): Fix typo in comment.
17905 2021-03-29 Alex Coplan <alex.coplan@arm.com>
17908 * config/aarch64/aarch64-sve-builtins.cc
17909 (function_builder::add_function): Add placeholder_p argument, use
17910 placeholder decls if this is set.
17911 (function_builder::add_unique_function): Instead of conditionally adding
17912 direct overloads, unconditionally add either a direct overload or a
17914 (function_builder::add_overloaded_function): Set placeholder_p if we're
17915 using C++ overloads. Use the obstack for string storage instead
17916 of relying on the tree nodes.
17917 (function_builder::add_overloaded_functions): Don't return early for
17918 m_direct_overloads: we need to add placeholders.
17919 * config/aarch64/aarch64-sve-builtins.h
17920 (function_builder::add_function): Add placeholder_p argument.
17922 2021-03-29 Richard Biener <rguenther@suse.de>
17924 PR tree-optimization/99807
17925 * tree-vect-slp.c (vect_slp_analyze_node_operations_1): Move
17926 assert below VEC_PERM handling.
17928 2021-03-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17931 * config/aarch64/aarch64-simd.md (move_lo_quad_internal_<mode>): Use
17932 aarch64_simd_or_scalar_imm_zero to match zeroes. Remove pattern
17933 matching const_int 0.
17934 (move_lo_quad_internal_be_<mode>): Likewise.
17935 (move_lo_quad_<mode>): Update for the above.
17936 * config/aarch64/iterators.md (VQ_2E): Delete.
17938 2021-03-29 Jakub Jelinek <jakub@redhat.com>
17940 PR tree-optimization/99777
17941 * fold-const.c (extract_muldiv_1): For conversions, punt on casts from
17942 types other than scalar integral types.
17944 2021-03-28 David Edelsohn <dje.gcc@gmail.com>
17946 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Do not add
17947 XCOFF TLS reloc decorations.
17949 2021-03-28 Gerald Pfeifer <gerald@pfeifer.com>
17951 * doc/analyzer.texi (Analyzer Internals): Update link to
17952 "A Memory Model for Static Analysis of C Programs".
17954 2021-03-26 David Edelsohn <dje.gcc@gmail.com>
17956 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Call function.
17957 * config/rs6000/rs6000-protos.h (rs6000_special_adjust_field_align):
17959 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align): New.
17960 (rs6000_special_round_type_align): Recursively check innermost first
17963 2021-03-26 Jakub Jelinek <jakub@redhat.com>
17966 * dwarf2out.h (struct dw_fde_node): Add rule18 member.
17967 * dwarf2cfi.c (dwarf2out_frame_debug_expr): When handling (set hfp sp)
17968 assignment with drap_reg active, queue reg save for hfp with offset 0
17969 and flush queued reg saves. When handling a push with rule18,
17970 defer queueing reg save for hfp and just assert the offset is 0.
17971 (scan_trace): Assert that fde->rule18 is false.
17973 2021-03-26 Vladimir Makarov <vmakarov@redhat.com>
17976 * ira-costs.c (record_reg_classes): Put case with
17977 CT_RELAXED_MEMORY adjacent to one with CT_MEMORY.
17978 * ira.c (ira_setup_alts): Ditto.
17979 * lra-constraints.c (process_alt_operands): Ditto.
17980 * recog.c (asm_operand_ok): Ditto.
17981 * reload.c (find_reloads): Ditto.
17983 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
17985 * config/aarch64/aarch64-protos.h
17986 (cpu_addrcost_table::post_modify_ld3_st3): New member variable.
17987 (cpu_addrcost_table::post_modify_ld4_st4): Likewise.
17988 * config/aarch64/aarch64.c (generic_addrcost_table): Update
17989 accordingly, using the same costs as for post_modify.
17990 (exynosm1_addrcost_table, xgene1_addrcost_table): Likewise.
17991 (thunderx2t99_addrcost_table, thunderx3t110_addrcost_table):
17992 (tsv110_addrcost_table, qdf24xx_addrcost_table): Likewise.
17993 (a64fx_addrcost_table): Likewise.
17994 (neoversev1_addrcost_table): New.
17995 (neoversev1_tunings): Use neoversev1_addrcost_table.
17996 (aarch64_address_cost): Use the new post_modify costs for CImode
17999 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
18001 * config/aarch64/aarch64.opt
18002 (-param=aarch64-loop-vect-issue-rate-niters=): New parameter.
18003 * doc/invoke.texi: Document it.
18004 * config/aarch64/aarch64-protos.h (aarch64_base_vec_issue_info)
18005 (aarch64_scalar_vec_issue_info, aarch64_simd_vec_issue_info)
18006 (aarch64_advsimd_vec_issue_info, aarch64_sve_vec_issue_info)
18007 (aarch64_vec_issue_info): New structures.
18008 (cpu_vector_cost): Write comments above the variables rather
18010 (cpu_vector_cost::issue_info): New member variable.
18011 * config/aarch64/aarch64.c: Include gimple-pretty-print.h
18012 and tree-ssa-loop-niter.h.
18013 (generic_vector_cost, a64fx_vector_cost, qdf24xx_vector_cost)
18014 (thunderx_vector_cost, tsv110_vector_cost, cortexa57_vector_cost)
18015 (exynosm1_vector_cost, xgene1_vector_cost, thunderx2t99_vector_cost)
18016 (thunderx3t110_vector_cost): Initialize issue_info to null.
18017 (neoversev1_scalar_issue_info, neoversev1_advsimd_issue_info)
18018 (neoversev1_sve_issue_info, neoversev1_vec_issue_info): New structures.
18019 (neoversev1_vector_cost): Use them.
18020 (aarch64_vec_op_count, aarch64_sve_op_count): New structures.
18021 (aarch64_vector_costs::saw_sve_only_op): New member variable.
18022 (aarch64_vector_costs::num_vector_iterations): Likewise.
18023 (aarch64_vector_costs::scalar_ops): Likewise.
18024 (aarch64_vector_costs::advsimd_ops): Likewise.
18025 (aarch64_vector_costs::sve_ops): Likewise.
18026 (aarch64_vector_costs::seen_loads): Likewise.
18027 (aarch64_simd_vec_costs_for_flags): New function.
18028 (aarch64_analyze_loop_vinfo): Initialize num_vector_iterations.
18029 Count the number of predicate operations required by SVE WHILE
18031 (aarch64_comparison_type, aarch64_multiply_add_p): New functions.
18032 (aarch64_sve_only_stmt_p, aarch64_in_loop_reduction_latency): Likewise.
18033 (aarch64_count_ops): Likewise.
18034 (aarch64_add_stmt_cost): Record whether see an SVE operation
18035 that cannot currently be implementing using Advanced SIMD.
18036 Record issue information about the scalar, Advanced SIMD
18037 and (where relevant) SVE versions of a loop.
18038 (aarch64_vec_op_count::dump): New function.
18039 (aarch64_sve_op_count::dump): Likewise.
18040 (aarch64_estimate_min_cycles_per_iter): Likewise.
18041 (aarch64_adjust_body_cost): If issue information is available,
18042 try to compare the issue rates of the various loop implementations
18043 and increase or decrease the vector body cost accordingly.
18045 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
18047 * config/aarch64/aarch64.c (aarch64_detect_vector_stmt_subtype):
18048 Assume a zero cost for induction phis.
18050 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
18052 * config/aarch64/aarch64.c (aarch64_embedded_comparison_type): New
18054 (aarch64_adjust_stmt_cost): Add the costs of embedded scalar and
18055 vector comparisons.
18057 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
18059 * config/aarch64/aarch64.c (aarch64_detect_scalar_stmt_subtype):
18061 (aarch64_add_stmt_cost): Call it.
18063 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
18065 * config/aarch64/aarch64-tuning-flags.def (matched_vector_throughput):
18066 New tuning parameter.
18067 * config/aarch64/aarch64.c (neoversev1_tunings): Use it.
18068 (aarch64_estimated_sve_vq): New function.
18069 (aarch64_vector_costs::analyzed_vinfo): New member variable.
18070 (aarch64_vector_costs::is_loop): Likewise.
18071 (aarch64_vector_costs::unrolled_advsimd_niters): Likewise.
18072 (aarch64_vector_costs::unrolled_advsimd_stmts): Likewise.
18073 (aarch64_record_potential_advsimd_unrolling): New function.
18074 (aarch64_analyze_loop_vinfo, aarch64_analyze_bb_vinfo): Likewise.
18075 (aarch64_add_stmt_cost): Call aarch64_analyze_loop_vinfo or
18076 aarch64_analyze_bb_vinfo on the first use of a costs structure.
18077 Detect whether we're vectorizing a loop for SVE that might be
18078 completely unrolled if it used Advanced SIMD instead.
18079 (aarch64_adjust_body_cost_for_latency): New function.
18080 (aarch64_finish_cost): Call it.
18082 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
18084 * config/aarch64/aarch64.c (aarch64_vector_costs): New structure.
18085 (aarch64_init_cost): New function.
18086 (aarch64_add_stmt_cost): Use aarch64_vector_costs instead of
18087 the default unsigned[3].
18088 (aarch64_finish_cost, aarch64_destroy_cost_data): New functions.
18089 (TARGET_VECTORIZE_INIT_COST): Override.
18090 (TARGET_VECTORIZE_FINISH_COST): Likewise.
18091 (TARGET_VECTORIZE_DESTROY_COST_DATA): Likewise.
18093 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
18095 * config/aarch64/aarch64.c (neoversev1_advsimd_vector_cost)
18096 (neoversev1_sve_vector_cost): New cost structures.
18097 (neoversev1_vector_cost): Likewise.
18098 (neoversev1_tunings): Use them. Enable use_new_vector_costs.
18100 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
18102 * config/aarch64/aarch64-protos.h
18103 (sve_vec_cost::scatter_store_elt_cost): New member variable.
18104 * config/aarch64/aarch64.c (generic_sve_vector_cost): Update
18105 accordingly, taking the cost from the cost of a scalar_store.
18106 (a64fx_sve_vector_cost): Likewise.
18107 (aarch64_detect_vector_stmt_subtype): Detect scatter stores.
18109 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
18111 * config/aarch64/aarch64-protos.h
18112 (simd_vec_cost::store_elt_extra_cost): New member variable.
18113 * config/aarch64/aarch64.c (generic_advsimd_vector_cost): Update
18114 accordingly, using the vec_to_scalar cost for the new field.
18115 (generic_sve_vector_cost, a64fx_advsimd_vector_cost): Likewise.
18116 (a64fx_sve_vector_cost, qdf24xx_advsimd_vector_cost): Likewise.
18117 (thunderx_advsimd_vector_cost, tsv110_advsimd_vector_cost): Likewise.
18118 (cortexa57_advsimd_vector_cost, exynosm1_advsimd_vector_cost)
18119 (xgene1_advsimd_vector_cost, thunderx2t99_advsimd_vector_cost)
18120 (thunderx3t110_advsimd_vector_cost): Likewise.
18121 (aarch64_detect_vector_stmt_subtype): Detect single-element stores.
18123 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
18125 * config/aarch64/aarch64-protos.h (simd_vec_cost::ld2_st2_permute_cost)
18126 (simd_vec_cost::ld3_st3_permute_cost): New member variables.
18127 (simd_vec_cost::ld4_st4_permute_cost): Likewise.
18128 * config/aarch64/aarch64.c (generic_advsimd_vector_cost): Update
18129 accordingly, using zero for the new costs.
18130 (generic_sve_vector_cost, a64fx_advsimd_vector_cost): Likewise.
18131 (a64fx_sve_vector_cost, qdf24xx_advsimd_vector_cost): Likewise.
18132 (thunderx_advsimd_vector_cost, tsv110_advsimd_vector_cost): Likewise.
18133 (cortexa57_advsimd_vector_cost, exynosm1_advsimd_vector_cost)
18134 (xgene1_advsimd_vector_cost, thunderx2t99_advsimd_vector_cost)
18135 (thunderx3t110_advsimd_vector_cost): Likewise.
18136 (aarch64_ld234_st234_vectors): New function.
18137 (aarch64_adjust_stmt_cost): Likewise.
18138 (aarch64_add_stmt_cost): Call aarch64_adjust_stmt_cost if using
18139 the new vector costs.
18141 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
18143 * config/aarch64/aarch64-protos.h (sve_vec_cost): Turn into a
18144 derived class of simd_vec_cost. Add information about CLAST[AB]
18145 and FADDA instructions.
18146 * config/aarch64/aarch64.c (generic_sve_vector_cost): Update
18147 accordingly, using the vec_to_scalar costs for the new fields.
18148 (a64fx_sve_vector_cost): Likewise.
18149 (aarch64_reduc_type): New function.
18150 (aarch64_sve_in_loop_reduction_latency): Likewise.
18151 (aarch64_detect_vector_stmt_subtype): Take a vinfo parameter.
18152 Use aarch64_sve_in_loop_reduction_latency to handle SVE reductions
18153 that occur in the loop body.
18154 (aarch64_add_stmt_cost): Update call accordingly.
18156 2021-03-26 Richard Sandiford <richard.sandiford@arm.com>
18158 * config/aarch64/aarch64-tuning-flags.def (use_new_vector_costs):
18160 * config/aarch64/aarch64-protos.h (simd_vec_cost): Put comments
18161 above the fields rather than to the right.
18162 (simd_vec_cost::reduc_i8_cost): New member variable.
18163 (simd_vec_cost::reduc_i16_cost): Likewise.
18164 (simd_vec_cost::reduc_i32_cost): Likewise.
18165 (simd_vec_cost::reduc_i64_cost): Likewise.
18166 (simd_vec_cost::reduc_f16_cost): Likewise.
18167 (simd_vec_cost::reduc_f32_cost): Likewise.
18168 (simd_vec_cost::reduc_f64_cost): Likewise.
18169 * config/aarch64/aarch64.c (generic_advsimd_vector_cost): Update
18170 accordingly, using the vec_to_scalar_cost for the new fields.
18171 (generic_sve_vector_cost, a64fx_advsimd_vector_cost): Likewise.
18172 (a64fx_sve_vector_cost, qdf24xx_advsimd_vector_cost): Likewise.
18173 (thunderx_advsimd_vector_cost, tsv110_advsimd_vector_cost): Likewise.
18174 (cortexa57_advsimd_vector_cost, exynosm1_advsimd_vector_cost)
18175 (xgene1_advsimd_vector_cost, thunderx2t99_advsimd_vector_cost)
18176 (thunderx3t110_advsimd_vector_cost): Likewise.
18177 (aarch64_use_new_vector_costs_p): New function.
18178 (aarch64_simd_vec_costs): New function, split out from...
18179 (aarch64_builtin_vectorization_cost): ...here.
18180 (aarch64_is_reduction): New function.
18181 (aarch64_detect_vector_stmt_subtype): Likewise.
18182 (aarch64_add_stmt_cost): Call aarch64_detect_vector_stmt_subtype if
18183 using the new vector costs.
18185 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
18188 * tree-emutls.c (get_emutls_init_templ_addr): Mark initializer of weak
18189 TLS declarations as public.
18191 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
18193 * config/aarch64/aarch64-d.c (IN_TARGET_CODE): Define.
18194 * config/arm/arm-d.c (IN_TARGET_CODE): Likewise.
18195 * config/i386/i386-d.c (IN_TARGET_CODE): Likewise.
18196 * config/mips/mips-d.c (IN_TARGET_CODE): Likewise.
18197 * config/pa/pa-d.c (IN_TARGET_CODE): Likewise.
18198 * config/riscv/riscv-d.c (IN_TARGET_CODE): Likewise.
18199 * config/rs6000/rs6000-d.c (IN_TARGET_CODE): Likewise.
18200 * config/s390/s390-d.c (IN_TARGET_CODE): Likewise.
18201 * config/sparc/sparc-d.c (IN_TARGET_CODE): Likewise.
18203 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
18206 * config.gcc (*-*-cygwin*): Add winnt-d.o
18207 (*-*-mingw*): Likewise.
18208 * config/i386/cygwin.h (EXTRA_TARGET_D_OS_VERSIONS): New macro.
18209 * config/i386/mingw32.h (EXTRA_TARGET_D_OS_VERSIONS): Likewise.
18210 * config/i386/t-cygming: Add winnt-d.o.
18211 * config/i386/winnt-d.c: New file.
18213 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
18215 * config/freebsd-d.c: Include memmodel.h.
18217 2021-03-26 Iain Buclaw <ibuclaw@gdcproject.org>
18220 * config.gcc (*-*-openbsd*): Add openbsd-d.o.
18221 * config/t-openbsd: Add openbsd-d.o.
18222 * config/openbsd-d.c: New file.
18224 2021-03-25 Stam Markianos-Wright <stam.markianos-wright@arm.com>
18226 PR tree-optimization/96974
18227 * tree-vect-stmts.c (vect_get_vector_types_for_stmt): Replace assert
18228 with graceful exit.
18230 2021-03-25 H.J. Lu <hjl.tools@gmail.com>
18233 2021-03-25 H.J. Lu <hjl.tools@gmail.com>
18237 * config/i386/i386.c (ix86_can_inline_p): Don't check ISA for
18238 always_inline in system headers.
18240 2021-03-25 Kewen Lin <linkw@linux.ibm.com>
18242 * tree-vect-loop.c (vect_model_reduction_cost): Init inside_cost.
18244 2021-03-25 Jakub Jelinek <jakub@redhat.com>
18247 * tree-core.h (enum operand_equal_flag): Add OEP_ADDRESS_OF_SAME_FIELD.
18248 * fold-const.c (operand_compare::operand_equal_p): Don't compare
18249 field offsets if OEP_ADDRESS_OF_SAME_FIELD.
18251 2021-03-25 H.J. Lu <hjl.tools@gmail.com>
18255 * config/i386/i386.c (ix86_can_inline_p): Don't check ISA for
18256 always_inline in system headers.
18258 2021-03-25 Richard Biener <rguenther@suse.de>
18260 PR tree-optimization/99746
18261 * tree-vect-slp-patterns.c (complex_pattern::build): Do not mark
18262 the scalar stmt as patterned. Instead set up required things
18265 2021-03-25 Xionghu Luo <luoxhu@linux.ibm.com>
18267 * config/rs6000/rs6000.c (power8_costs): Change l2 cache
18270 2021-03-24 Martin Liska <mliska@suse.cz>
18273 * common/config/i386/i386-common.c (ARRAY_SIZE): Fix off-by-one
18275 * config/i386/i386-options.c (ix86_option_override_internal):
18276 Add run-time assert.
18278 2021-03-24 Martin Jambor <mjambor@suse.cz>
18281 * ipa-cp.c (initialize_node_lattices): Mark as bottom all
18282 parameters with unknown type.
18283 (ipacp_value_safe_for_type): New function.
18284 (propagate_vals_across_arith_jfunc): Verify that the constant type
18285 can be used for a type of the formal parameter.
18286 (propagate_vals_across_ancestor): Likewise.
18287 (propagate_scalar_across_jump_function): Likewise. Pass the type
18288 also to propagate_vals_across_ancestor.
18290 2021-03-24 Christophe Lyon <christophe.lyon@linaro.org>
18293 * config/arm/mve.md (movmisalign<mode>_mve_store): Use Ux
18295 (movmisalign<mode>_mve_load): Likewise.
18297 2021-03-24 Jakub Jelinek <jakub@redhat.com>
18300 * config/arm/vec-common.md (one_cmpl<mode>2, neg<mode>2,
18301 movmisalign<mode>): Disable expanders for TARGET_REALLY_IWMMXT.
18303 2021-03-24 Alexandre Oliva <oliva@adacore.com>
18305 * doc/sourcebuild.texi (sysconf): New effective target.
18307 2021-03-24 Alexandre Oliva <oliva@adacore.com>
18309 * config/i386/predicates.md (reg_or_const_vec_operand): New.
18310 * config/i386/sse.md (ssse3_pshufbv8qi3): Add an expander for
18311 the now *-prefixed insn_and_split, turn the splitter const vec
18312 into an input for the insn, making it an ignored immediate for
18313 non-split cases, and loaded into the scratch register
18316 2021-03-23 Vladimir N. Makarov <vmakarov@redhat.com>
18319 * config/aarch64/constraints.md (Utq, UOb, UOh, UOw, UOd, UOty):
18320 Use define_relaxed_memory_constraint for them.
18322 2021-03-23 Iain Sandoe <iain@sandoe.co.uk>
18325 * config/host-darwin.c (darwin_gt_pch_use_address): Add a
18326 colon to the diagnostic message.
18328 2021-03-23 Ilya Leoshkevich <iii@linux.ibm.com>
18330 * fwprop.c (fwprop_propagation::fwprop_propagation): Look at
18332 (try_fwprop_subst_note): Use set_info instead of insn_info.
18333 (try_fwprop_subst_pattern): Likewise.
18334 (try_fwprop_subst_notes): Likewise.
18335 (try_fwprop_subst): Likewise.
18336 (forward_propagate_subreg): Likewise.
18337 (forward_propagate_and_simplify): Likewise.
18338 (forward_propagate_into): Likewise.
18339 * rtl-ssa/accesses.h (set_info::single_nondebug_use) New
18341 (set_info::single_nondebug_insn_use): Likewise.
18342 (set_info::single_phi_use): Likewise.
18343 * rtl-ssa/member-fns.inl (set_info::single_nondebug_use) New
18345 (set_info::single_nondebug_insn_use): Likewise.
18346 (set_info::single_phi_use): Likewise.
18348 2021-03-23 Christophe Lyon <christophe.lyon@linaro.org>
18350 * doc/sourcebuild.texi (arm_dsp_ok, arm_dsp): Document.
18352 2021-03-23 Jakub Jelinek <jakub@redhat.com>
18355 * config/aarch64/aarch64.c (aarch64_add_offset): Tell
18356 expand_mult to perform an unsigned rather than a signed
18359 2021-03-23 H.J. Lu <hjl.tools@gmail.com>
18362 * config/i386/cpuid.h (__cpuid): Add __volatile__.
18363 (__cpuid_count): Likewise.
18365 2021-03-23 Richard Biener <rguenther@suse.de>
18367 PR tree-optimization/99721
18368 * tree-vect-slp.c (vect_slp_analyze_node_operations):
18369 Make sure we can schedule the node.
18371 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
18373 * config/riscv/riscv.c (riscv_subword): Take endianness into
18374 account when calculating the byte offset.
18376 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
18378 * config/riscv/predicates.md (subreg_lowpart_operator): New predicate
18379 * config/riscv/riscv.md (*addsi3_extended2, *subsi3_extended2)
18380 (*negsi2_extended2, *mulsi3_extended2, *<optab>si3_mask)
18381 (*<optab>si3_mask_1, *<optab>di3_mask, *<optab>di3_mask_1)
18382 (*<optab>si3_extend_mask, *<optab>si3_extend_mask_1): Use
18383 new predicate "subreg_lowpart_operator"
18385 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
18387 * config/riscv/riscv.c (riscv_swap_instruction): New function
18388 to byteswap an SImode rtx containing an instruction.
18389 (riscv_trampoline_init): Byteswap the generated instructions
18392 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
18394 * common/config/riscv/riscv-common.c
18395 (TARGET_DEFAULT_TARGET_FLAGS): Set default endianness.
18396 * config.gcc (riscv32be-*, riscv64be-*): Set
18397 TARGET_BIG_ENDIAN_DEFAULT to 1.
18398 * config/riscv/elf.h (LINK_SPEC): Change -melf* value
18399 depending on default endianness.
18400 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
18401 * config/riscv/linux.h (LINK_SPEC): Likewise.
18402 * config/riscv/riscv.c (TARGET_DEFAULT_TARGET_FLAGS): Set
18403 default endianness.
18404 * config/riscv/riscv.h (DEFAULT_ENDIAN_SPEC): New macro.
18406 2021-03-23 Marcus Comstedt <marcus@mc.pp.se>
18408 * config/riscv/elf.h (LINK_SPEC): Pass linker endianness flag.
18409 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
18410 * config/riscv/linux.h (LINK_SPEC): Likewise.
18411 * config/riscv/riscv.h (ASM_SPEC): Pass -mbig-endian and
18413 (BYTES_BIG_ENDIAN): Handle big endian.
18414 (WORDS_BIG_ENDIAN): Define to BYTES_BIG_ENDIAN.
18415 * config/riscv/riscv.opt (-mbig-endian, -mlittle-endian): New
18417 * doc/invoke.texi (-mbig-endian, -mlittle-endian): Document.
18419 2021-03-23 Stefan Schulze Frielinghaus <stefansf@linux.ibm.com>
18421 * regcprop.c (find_oldest_value_reg): Ask target whether
18422 different mode is fine for replacement register.
18424 2021-03-23 Aldy Hernandez <aldyh@redhat.com>
18426 PR tree-optimization/99296
18427 * value-range.cc (irange::irange_set_1bit_anti_range): New.
18428 (irange::irange_set_anti_range): Call irange_set_1bit_anti_range
18429 * value-range.h (irange::irange_set_1bit_anti_range): New.
18431 2021-03-22 Vladimir N. Makarov <vmakarov@redhat.com>
18434 * config/aarch64/constraints.md (UtQ): Use
18435 define_relaxed_memory_constraint for it.
18436 * doc/md.texi (define_relaxed_memory_constraint): Describe it.
18437 * genoutput.c (main): Process DEFINE_RELAXED_MEMORY_CONSTRAINT.
18438 * genpreds.c (constraint_data): Add bitfield is_relaxed_memory.
18439 (have_relaxed_memory_constraints): New static var.
18440 (relaxed_memory_start, relaxed_memory_end): Ditto.
18441 (add_constraint): Add arg is_relaxed_memory. Check name for
18442 relaxed memory. Set up is_relaxed_memory in constraint_data and
18443 have_relaxed_memory_constraints. Adjust calls.
18444 (choose_enum_order): Process relaxed memory.
18445 (write_tm_preds_h): Ditto.
18446 (main): Process DEFINE_RELAXED_MEMORY_CONSTRAINT.
18447 * gensupport.c (process_rtx): Process DEFINE_RELAXED_MEMORY_CONSTRAINT.
18448 * ira-costs.c (record_reg_classes): Process CT_RELAXED_MEMORY.
18449 * ira-lives.c (single_reg_class): Use
18450 insn_extra_relaxed_memory_constraint.
18451 * ira.c (ira_setup_alts): CT_RELAXED_MEMORY.
18452 * lra-constraints.c (valid_address_p): Use
18453 insn_extra_relaxed_memory_constraint instead of other memory
18455 (process_alt_operands): Process CT_RELAXED_MEMORY.
18456 (curr_insn_transform): Use insn_extra_relaxed_memory_constraint.
18457 * recog.c (asm_operand_ok, preprocess_constraints): Process
18459 * reload.c (find_reloads): Ditto.
18460 * rtl.def (DEFINE_RELAXED_MEMORY_CONSTRAINT): New.
18461 * stmt.c (parse_input_constraint): Use
18462 insn_extra_relaxed_memory_constraint.
18464 2021-03-22 Segher Boessenkool <segher@kernel.crashing.org>
18467 * ubsan.c (ubsan_instrument_float_cast): Don't test for unordered if
18470 2021-03-22 Alex Coplan <alex.coplan@arm.com>
18473 * config/arm/arm-protos.h (neon_make_constant): Add generate
18474 argument to guard emitting insns, default to true.
18475 * config/arm/arm.c (arm_legitimate_constant_p_1): Reject
18476 CONST_VECTORs which neon_make_constant can't handle.
18477 (neon_vdup_constant): Add generate argument, avoid emitting
18478 insns if it's not set.
18479 (neon_make_constant): Plumb new generate argument through.
18480 * config/arm/constraints.md (Ui): New. Use it...
18481 * config/arm/mve.md (*mve_mov<mode>): ... here.
18482 * config/arm/vec-common.md (movv8hf): Use neon_make_constant to
18483 synthesize constants.
18485 2021-03-22 Richard Biener <rguenther@suse.de>
18487 * debug.h: Add deprecation warning.
18489 2021-03-22 Richard Biener <rguenther@suse.de>
18491 PR tree-optimization/99694
18492 * tree-ssa-sccvn.c (visit_phi): Ignore edges with the
18495 2021-03-22 Kito Cheng <kito.cheng@sifive.com>
18498 * config/riscv/riscv.c (riscv_expand_block_move): Get RTL value
18499 after type checking.
18501 2021-03-22 Jakub Jelinek <jakub@redhat.com>
18505 * dwarf2out.c (get_full_len): Use get_precision rather than
18507 (add_const_value_attribute): Make sure add_AT_wide argument has
18508 precision prec rather than some very wide one.
18510 2021-03-22 Kewen Lin <linkw@linux.ibm.com>
18512 * config/rs6000/rs6000.md (*rotldi3_insert_sf,
18513 *mov<SFDF:mode><SFDF2:mode>cc_p9, floatsi<mode>2_lfiwax,
18514 floatsi<mode>2_lfiwax_mem, floatunssi<mode>2_lfiwzx,
18515 floatunssi<mode>2_lfiwzx_mem, *floatsidf2_internal,
18516 *floatunssidf2_internal, fix_trunc<mode>si2_stfiwx,
18517 fix_trunc<mode>si2_internal, fixuns_trunc<mode>si2_stfiwx,
18518 *round32<mode>2_fprs, *roundu32<mode>2_fprs,
18519 *fix_trunc<mode>si2_internal): Fix empty split condition.
18520 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
18521 vsx_reduc_<VEC_reduc_name>_v2df, vsx_reduc_<VEC_reduc_name>_v4sf,
18522 *vsx_reduc_<VEC_reduc_name>_v2df_scalar,
18523 *vsx_reduc_<VEC_reduc_name>_v4sf_scalar): Likewise.
18525 2021-03-22 Xionghu Luo <luoxhu@linux.ibm.com>
18528 * config/rs6000/rs6000.c (rs6000_expand_vector_set_var_p9):
18529 Convert idx to DImode.
18530 (rs6000_expand_vector_set_var_p8): Likewise.
18532 2021-03-21 Jakub Jelinek <jakub@redhat.com>
18535 * dwarf2out.c (insert_float): Change return type from void to
18536 unsigned, handle GET_MODE_SIZE (mode) == 2 and return element size.
18537 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute):
18540 2021-03-20 H.J. Lu <hjl.tools@gmail.com>
18543 * config/i386/i386.c (construct_container): Check cfun != NULL
18544 before accessing silent_p.
18546 2021-03-20 Ahamed Husni <ahamedhusni73@gmail.com>
18548 * asan.c: Fix typos in comments.
18550 2021-03-20 Vladimir N. Makarov <vmakarov@redhat.com>
18552 PR rtl-optimization/99680
18553 * lra-constraints.c (skip_contraint_modifiers): Rename to skip_constraint_modifiers.
18554 (process_address_1): Check empty constraint before using
18557 2021-03-19 Pat Haugen <pthaugen@linux.ibm.com>
18559 * config/rs6000/rs6000.c (power10_cost): New.
18560 (rs6000_option_override_internal): Set Power10 costs.
18561 (rs6000_issue_rate): Set Power10 issue rate.
18562 * config/rs6000/power10.md: Rewrite for Power10.
18564 2021-03-19 Vladimir N. Makarov <vmakarov@redhat.com>
18567 * lra-constraints.c (process_address_1): Don't use unknown
18568 constraint for address constraint.
18570 2021-03-19 Iain Sandoe <iain@sandoe.co.uk>
18573 * config.gcc (powerpc-*-darwin8): Delete the reference to
18574 the now removed darwin8.h.
18576 2021-03-19 Olivier Hainque <hainque@adacore.com>
18579 * config/vxworksae.h (VX_CPU_PREFIX): Define.
18581 2021-03-19 John David Anglin <danglin@gcc.gnu.org>
18583 * config/pa/pa.c (import_milli): Use memcpy instead of strncpy.
18585 2021-03-19 Tamar Christina <tamar.christina@arm.com>
18587 PR tree-optimization/99656
18588 * tree-vect-slp-patterns.c (linear_loads_p,
18589 complex_add_pattern::matches, is_eq_or_top,
18590 vect_validate_multiplication, complex_mul_pattern::matches,
18591 complex_fms_pattern::matches): Remove complex_perm_kinds_t.
18592 * tree-vectorizer.h: (complex_load_perm_t): Removed.
18593 (slp_tree_to_load_perm_map_t): Use complex_perm_kinds_t instead of
18594 complex_load_perm_t.
18596 2021-03-19 H.J. Lu <hjl.tools@gmail.com>
18599 * config/i386/i386-options.c (ix86_init_machine_status): Set
18601 * config/i386/i386.c (init_cumulative_args): Set silent_p to
18603 (construct_container): Return early for return and argument
18604 errors if silent_p is true.
18605 * config/i386/i386.h (machine_function): Add silent_p.
18607 2021-03-19 Jakub Jelinek <jakub@redhat.com>
18610 * config/arm/constraints.md (Ds): New constraint.
18611 * config/arm/vec-common.md (mve_vshlq_<supf><mode>): Use w,Ds
18612 constraint instead of w,Dm.
18614 2021-03-19 Andrew Stubbs <ams@codesourcery.com>
18616 * config/gcn/gcn.c (gcn_parse_amdgpu_hsa_kernel_attribute): Fix quotes
18619 2021-03-19 Eric Botcazou <ebotcazou@adacore.com>
18621 PR middle-end/99641
18622 * fold-const.c (native_encode_initializer) <CONSTRUCTOR>: For an
18623 array type, do the computation of the current position in sizetype.
18625 2021-03-18 Vladimir N. Makarov <vmakarov@redhat.com>
18628 * lra-constraints.c (process_address_1): Use lookup_constraint
18629 only for a single constraint.
18631 2021-03-18 Martin Sebor <msebor@redhat.com>
18633 PR middle-end/99502
18634 * gimple-array-bounds.cc (inbounds_vbase_memaccess_p): Rename...
18635 (inbounds_memaccess_p): ...to this. Check the ending offset of
18636 the accessed member.
18638 2021-03-18 Andrew Stubbs <ams@codesourcery.com>
18640 * config/gcn/gcn.c (gcn_parse_amdgpu_hsa_kernel_attribute): Add %< and
18641 %> quote markers to error messages.
18642 (gcn_goacc_validate_dims): Likewise.
18643 (gcn_conditional_register_usage): Remove exclaimation mark from error
18645 (gcn_vectorize_vec_perm_const): Ensure perm is fully uninitialized.
18647 2021-03-18 Jan Hubicka <hubicka@ucw.cz>
18649 * config/i386/x86-tune-costs.h (struct processor_costs): Fix costs of
18652 2021-03-18 Sinan Lin <sinan@isrc.iscas.ac.cn>
18653 Kito Cheng <kito.cheng@sifive.com>
18655 * config/riscv/riscv.c (riscv_block_move_straight): Change type
18656 to unsigned HOST_WIDE_INT for parameter and local variable with
18657 HOST_WIDE_INT type.
18658 (riscv_adjust_block_mem): Ditto.
18659 (riscv_block_move_loop): Ditto.
18660 (riscv_expand_block_move): Ditto.
18662 2021-03-18 Nick Clifton <nickc@redhat.com>
18664 * config/v850/v850.c (construct_restore_jr): Increase static
18666 (construct_save_jarl): Likewise.
18667 * config/v850/v850.h (DWARF2_DEBUGGING_INFO): Define.
18669 2021-03-18 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18671 * config/aarch64/aarch64.c (aarch64_adjust_generic_arch_tuning): Define.
18672 (aarch64_override_options_internal): Use it.
18673 (generic_tunings): Add AARCH64_EXTRA_TUNE_CSE_SVE_VL_CONSTANTS to
18676 2021-03-17 Sandra Loosemore <sandra@codesourcery.com>
18678 * config/nios2/nios2.c (nios2_custom_check_insns): Clean up
18679 error message format issues.
18680 (nios2_option_override): Likewise.
18681 (nios2_expand_fpu_builtin): Likewise.
18682 (nios2_init_custom_builtins): Adjust to avoid bogus strncpy
18683 truncation warning.
18684 (nios2_expand_custom_builtin): More error message format fixes.
18685 (nios2_expand_rdwrctl_builtin): Likewise.
18686 (nios2_expand_rdprs_builtin): Likewise.
18687 (nios2_expand_eni_builtin): Likewise.
18688 (nios2_expand_builtin): Likewise.
18689 (nios2_register_custom_code): Likewise.
18690 (nios2_valid_target_attribute_rec): Likewise.
18691 (nios2_add_insn_asm): Fix uninitialized variable warning.
18693 2021-03-17 Jan Hubicka <jh@suse.cz>
18695 * config/i386/x86-tune-costs.h (struct processor_costs): Update costs
18696 of gather to match reality.
18697 * config/i386/x86-tune.def (X86_TUNE_USE_GATHER): Enable for znver3.
18699 2021-03-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18701 * config/aarch64/aarch64-builtins.c (aarch64_expand_rng_builtin): Use EQ
18702 to compare against CC_REG rather than NE.
18704 2021-03-17 H.J. Lu <hjl.tools@gmail.com>
18707 * config/i386/i386.c (ix86_force_load_from_GOT_p): Support
18708 inline assembly statements.
18709 (ix86_print_operand): Update 'P' handling for -fno-plt.
18711 2021-03-17 Tamar Christina <tamar.christina@arm.com>
18714 * config/aarch64/aarch64.c
18715 (aarch64_simd_clone_compute_vecsize_and_simdlen): Remove unused var.
18717 2021-03-16 Segher Boessenkool <segher@kernel.crashing.org>
18720 * config/rs6000/predicates.md (branch_comparison_operator): Allow
18721 ordered and unordered for CCFPmode, if flag_finite_math_only.
18723 2021-03-16 Jakub Jelinek <jakub@redhat.com>
18726 * config/i386/i386-expand.c (ix86_split_lea_for_addr): Emit a MULT
18727 rather than ASHIFT.
18728 * config/i386/i386.md (mult by 1248 into ashift): New splitter.
18730 2021-03-16 Martin Liska <mliska@suse.cz>
18733 * optc-save-gen.awk: Add flag_ipa_ra to exceptions for
18734 cl_optimization_compare function.
18736 2021-03-16 Ilya Leoshkevich <iii@linux.ibm.com>
18738 * config/s390/s390.c (f_constraint_p): Treat "fv" constraints
18741 2021-03-16 Jakub Jelinek <jakub@redhat.com>
18744 * config/i386/i386.h (struct machine_function): Add
18745 has_explicit_vzeroupper bitfield.
18746 * config/i386/i386-expand.c (ix86_expand_builtin): Set
18747 cfun->machine->has_explicit_vzeroupper when expanding
18748 IX86_BUILTIN_VZEROUPPER.
18749 * config/i386/i386-features.c (rest_of_handle_insert_vzeroupper):
18750 Do the mode switching only when TARGET_VZEROUPPER, expensive
18751 optimizations turned on and not optimizing for size.
18752 (pass_insert_vzeroupper::gate): Enable even when
18753 cfun->machine->has_explicit_vzeroupper is set.
18755 2021-03-16 Jakub Jelinek <jakub@redhat.com>
18758 * config/aarch64/aarch64.c
18759 (aarch64_simd_clone_compute_vecsize_and_simdlen): If not a function
18760 definition, walk TYPE_ARG_TYPES list if non-NULL for argument types
18761 instead of DECL_ARGUMENTS. Ignore types for uniform arguments.
18763 2021-03-15 Richard Biener <rguenther@suse.de>
18765 PR tree-optimization/98834
18766 * tree-ssa-sccvn.c (vn_reference_lookup_3): Handle missing
18767 subsetting by truncating the access size.
18769 2021-03-15 Jan Hubicka <hubicka@ucw.cz>
18771 * config/i386/i386-options.c (processor_cost_table): Add znver3_cost.
18772 * config/i386/x86-tune-costs.h (znver3_cost): New gobal variable; copy
18775 2021-03-15 Martin Liska <mliska@suse.cz>
18777 * spellcheck.c: Add missing comma in initialization.
18779 2021-03-14 Uroš Bizjak <ubizjak@gmail.com>
18781 * config/i386/sse.md (*vec_extract<mode>): Merge alternative 0 with
18782 alternative 2 and alternative 1 with alternative 3 using
18783 YW register constraint.
18784 (*vec_extract<PEXTR_MODE12:mode>_zext): Merge alternatives
18785 using YW register constraint.
18786 (*vec_extractv16qi_zext): Ditto.
18787 (*vec_extractv4si): Merge alternatives 4 and 5
18788 using Yw register constraint.
18789 (*ssse3_palignr<mode>_perm): Use Yw instead of v for alternative 3.
18791 2021-03-13 Martin Sebor <msebor@redhat.com>
18793 PR tree-optimization/99489
18794 * builtins.c (gimple_call_alloc_size): Fail gracefully when argument
18795 is not a call statement.
18797 2021-03-13 Jakub Jelinek <jakub@redhat.com>
18799 PR tree-optimization/99544
18800 * match.pd (X + (X << C) -> X * (1 + (1 << C))): Don't simplify
18801 if for vector types multiplication can't be done in type's mode.
18803 2021-03-12 Eric Botcazou <ebotcazou@adacore.com>
18806 * config/sparc/constraints.md (w): Rename to...
18807 (W): ... this and ditch previous implementation.
18808 * config/sparc/sparc.md (*movdi_insn_sp64): Replace W with m.
18809 (*movdf_insn_sp64): Likewise.
18810 (*mov<VM64:mode>_insn_sp64): Likewise.
18811 * config/sparc/sync.md (*atomic_compare_and_swap<mode>_1): Replace
18813 (atomic_compare_and_swap_leon3_1): Likewise.
18814 (*atomic_compare_and_swapdi_v8plus): Likewise.
18815 * config/sparc/sparc.c (memory_ok_for_ldd): Remove useless test on
18816 architecture and add missing address validity check during LRA.
18818 2021-03-12 Tobias Burnus <tobias@codesourcery.com>
18821 * gimplify.c (omp_add_variable): Handle NULL_TREE as size
18822 occuring for assumed-size arrays in use_device_{ptr,addr}.
18824 2021-03-12 Jakub Jelinek <jakub@redhat.com>
18827 * config/i386/constraints.md (YW): New internal constraint.
18828 * config/i386/sse.md (v_Yw): Add V4TI, V2TI, V1TI and TI cases.
18829 (*<sse2_avx2>_<insn><mode>3<mask_name>,
18830 *<sse2_avx2>_uavg<mode>3<mask_name>, *abs<mode>2,
18831 *<s>mul<mode>3_highpart<mask_name>): Use <v_Yw> instead of v in
18833 (<sse2_avx2>_psadbw): Use YW instead of v in constraints.
18834 (*avx2_pmaddwd, *sse2_pmaddwd, *<code>v8hi3, *<code>v16qi3,
18835 avx2_pmaddubsw256, ssse3_pmaddubsw128): Merge last two alternatives
18836 into one, use Yw instead of former x,v.
18837 (ashr<mode>3, <insn><mode>3): Use <v_Yw> instead of x in constraints of
18838 the last alternative.
18839 (<sse2_avx2>_packsswb<mask_name>, <sse2_avx2>_packssdw<mask_name>,
18840 <sse2_avx2>_packuswb<mask_name>, <sse4_1_avx2>_packusdw<mask_name>,
18841 *<ssse3_avx2>_pmulhrsw<mode>3<mask_name>, <ssse3_avx2>_palignr<mode>,
18842 <ssse3_avx2>_pshufb<mode>3<mask_name>): Merge last two alternatives
18843 into one, use <v_Yw> instead of former x,v.
18844 (avx2_interleave_highv32qi<mask_name>,
18845 vec_interleave_highv16qi<mask_name>): Use Yw instead of v in
18846 constraints. Add && <mask_avx512bw_condition> to condition.
18847 (avx2_interleave_lowv32qi<mask_name>,
18848 vec_interleave_lowv16qi<mask_name>,
18849 avx2_interleave_highv16hi<mask_name>,
18850 vec_interleave_highv8hi<mask_name>,
18851 avx2_interleave_lowv16hi<mask_name>, vec_interleave_lowv8hi<mask_name>,
18852 avx2_pshuflw_1<mask_name>, sse2_pshuflw_1<mask_name>,
18853 avx2_pshufhw_1<mask_name>, sse2_pshufhw_1<mask_name>,
18854 avx2_<code>v16qiv16hi2<mask_name>, sse4_1_<code>v8qiv8hi2<mask_name>,
18855 *sse4_1_<code>v8qiv8hi2<mask_name>_1, <sse2_avx2>_<insn><mode>3): Use
18856 Yw instead of v in constraints.
18857 * config/i386/mmx.md (Yv_Yw): New define_mode_attr.
18858 (*mmx_<insn><mode>3, mmx_ashr<mode>3, mmx_<insn><mode>3): Use <Yv_Yw>
18859 instead of Yv in constraints.
18860 (*mmx_<insn><mode>3, *mmx_mulv4hi3, *mmx_smulv4hi3_highpart,
18861 *mmx_umulv4hi3_highpart, *mmx_pmaddwd, *mmx_<code>v4hi3,
18862 *mmx_<code>v8qi3, mmx_pack<s_trunsuffix>swb, mmx_packssdw,
18863 mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
18864 *mmx_uavgv8qi3, *mmx_uavgv4hi3, mmx_psadbw): Use Yw instead of Yv in
18866 (*mmx_pinsrw, *mmx_pinsrb, *mmx_pextrw, *mmx_pextrw_zext, *mmx_pextrb,
18867 *mmx_pextrb_zext): Use YW instead of Yv in constraints.
18868 (*mmx_eq<mode>3, mmx_gt<mode>3): Use x instead of Yv in constraints.
18869 (mmx_andnot<mode>3, *mmx_<code><mode>3): Split last alternative into
18870 two, one with just x, another isa avx512vl with v.
18872 2021-03-12 Martin Liska <mliska@suse.cz>
18874 * doc/invoke.texi: Add missing param documentation.
18876 2021-03-11 David Malcolm <dmalcolm@redhat.com>
18879 * Makefile.in (ANALYZER_OBJS): Add analyzer/feasible-graph.o and
18880 analyzer/trimmed-graph.o.
18881 * doc/analyzer.texi (Analyzer Paths): Rewrite description of
18882 feasibility checking to reflect new implementation.
18883 * doc/invoke.texi (-fdump-analyzer-feasibility): Document new
18885 * shortest-paths.h (shortest_paths::get_shortest_distance): New.
18887 2021-03-11 David Malcolm <dmalcolm@redhat.com>
18889 * digraph.cc (selftest::test_shortest_paths): Update
18890 shortest_paths init for new param. Add test of
18891 SPS_TO_GIVEN_TARGET.
18892 * shortest-paths.h (enum shortest_path_sense): New.
18893 (shortest_paths::shortest_paths): Add "sense" param.
18894 Update for renamings. Generalize to use "sense" param.
18895 (shortest_paths::get_shortest_path): Rename param.
18896 (shortest_paths::m_sense): New field.
18897 (shortest_paths::m_prev): Rename...
18898 (shortest_paths::m_best_edge): ...to this.
18899 (shortest_paths::get_shortest_path): Update for renamings.
18900 Conditionalize flipping of path on sense of traversal.
18902 2021-03-11 David Malcolm <dmalcolm@redhat.com>
18904 * digraph.cc (selftest::test_shortest_paths): Add test coverage
18905 for paths from B and C.
18906 * shortest-paths.h (shortest_paths::shortest_paths): Handle
18907 unreachable nodes, rather than asserting.
18909 2021-03-11 David Edelsohn <dje.gcc@gmail.com>
18912 * config/rs6000/rs6000.c (rs6000_xcoff_file_start): Don't create
18913 xcoff_tbss_section_name.
18914 * config/rs6000/xcoff.h (ASM_OUTPUT_TLS_COMMON): Use .lcomm.
18915 * xcoffout.c (xcoff_tbss_section_name): Delete.
18916 * xcoffout.h (xcoff_tbss_section_name): Delete.
18918 2021-03-11 Richard Biener <rguenther@suse.de>
18920 PR tree-optimization/99523
18921 * tree-cfg.c (dump_function_to_file): Dump SSA names
18922 w/o identifier to the decls section as well, not only those
18923 without a VAR_DECL.
18925 2021-03-11 Jakub Jelinek <jakub@redhat.com>
18928 * ipa-icf-gimple.c (func_checker::compare_gimple_call): For internal
18929 function calls with lhs fail if the lhs don't have compatible types.
18931 2021-03-11 Hans-Peter Nilsson <hp@axis.com>
18933 * config/cris/cris.h (HARD_FRAME_POINTER_REGNUM): Define.
18934 Change FRAME_POINTER_REGNUM to correspond to a new faked
18935 register faked_fp, part of GENNONACR_REGS like faked_ap.
18936 (CRIS_FAKED_REGS_CONTENTS): New helper macro.
18937 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS):
18938 (REG_ALLOC_ORDER, REG_CLASS_CONTENTS, REGNO_OK_FOR_BASE_P)
18939 (ELIMINABLE_REGS, REGISTER_NAMES): Adjust accordingly.
18940 * config/cris/cris.md (CRIS_FP_REGNUM): Renumber to new faked
18942 (CRIS_REAL_FP_REGNUM): New constant.
18943 * config/cris/cris.c (cris_reg_saved_in_regsave_area): Check
18944 for HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM.
18945 (cris_initial_elimination_offset): Handle elimination changes
18946 to HARD_FRAME_POINTER_REGNUM instead of FRAME_POINTER_REGNUM
18947 and add one from FRAME_POINTER_REGNUM to
18948 HARD_FRAME_POINTER_REGNUM.
18949 (cris_expand_prologue, cris_expand_epilogue): Emit code for
18950 hard_frame_pointer_rtx instead of frame_pointer_rtx.
18952 2021-03-10 David Edelsohn <dje.gcc@gmail.com>
18955 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Add check for DCmode.
18956 * config/rs6000/rs6000.c (rs6000_special_round_type_align): Same.
18958 2021-03-10 Vladimir N. Makarov <vmakarov@redhat.com>
18961 * lra-constraints.c (process_address_1): Don't check unknown
18962 constraint, use X for empty constraint.
18964 2021-03-10 Alex Coplan <alex.coplan@arm.com>
18966 * config/aarch64/aarch64.c (aarch64_vfp_is_call_or_return_candidate):
18967 Fix typo in comment describing "is_ha" argument.
18969 2021-03-10 John David Anglin <danglin@gcc.gnu.org>
18971 * doc/sourcebuild.texi: Document LRA target selector.
18973 2021-03-10 David Malcolm <dmalcolm@redhat.com>
18975 * doc/ux.texi: Add subsection contrasting interactive versus
18976 batch usage of GCC.
18978 2021-03-10 Joel Hutton <joel.hutton@arm.com>
18981 * tree-vect-stmts.c (vectorizable_store): Fix scatter store mask
18983 (vectorizable_load): Fix gather load mask check condition.
18985 2021-03-10 Richard Biener <rguenther@suse.de>
18987 PR tree-optimization/99510
18988 * tree.c (check_aligned_type): Check that the candidate
18989 has TYPE_USER_ALIGN set instead of matching with the
18992 2021-03-10 Eric Botcazou <ebotcazou@adacore.com>
18994 * config/sparc/sparc.c (sparc_regmode_natural_size): Return 4 for
18995 float and vector integer modes only if the mode is not larger.
18997 2021-03-10 Hans-Peter Nilsson <hp@axis.com>
18999 * config/cris/cris.h (DWARF_FRAME_REGISTERS): Define.
19001 2021-03-09 Vladimir N. Makarov <vmakarov@redhat.com>
19003 * ira.c (ira_setup_alts, ira_get_dup_out_num): Process digital
19005 * ira-lives.c (single_reg_class): Ditto.
19007 2021-03-09 Sebastian Huber <sebastian.huber@embedded-brains.de>
19009 * config.gcc (aarch64-*-rtems*): Include general rtems.h after
19010 the architecture-specific rtems.h.
19011 (aarch64-*-rtems*): Likewise.
19012 (arm*-*-rtems*): Likewise.
19013 (epiphany-*-rtems*): Likewise.
19014 (riscv*-*-rtems*): Likewise.
19016 2021-03-09 Jakub Jelinek <jakub@redhat.com>
19018 PR tree-optimization/99305
19019 * tree-ssa-phiopt.c (conditional_replacement): Test integer_pow2p
19020 before integer_all_onesp instead of vice versa.
19022 2021-03-09 Richard Earnshaw <rearnsha@arm.com>
19024 * common/config/arm/arm-common.c (arm_config_default): Change type
19025 of 'i' to unsigned.
19027 2021-03-09 Vladimir N. Makarov <vmakarov@redhat.com>
19030 * lra-constraints.c (process_address_1): Process constraint 'g'
19031 separately and digital constraints containing more one digit.
19033 2021-03-09 Nick Clifton <nickc@redhat.com>
19035 * config/rx/rx.h (DBX_DEBUGGING_INFO): Define.
19036 (DWARF"_DEBUGGING_INFO): Define.
19038 2021-03-09 Eric Botcazou <ebotcazou@adacore.com>
19041 * calls.c (initialize_argument_information): When the argument
19042 is passed by reference, do not make a copy in a thunk only if
19043 the argument is already in memory. Remove redundant test for
19044 the case of callee copy.
19046 2021-03-09 Vladimir N. Makarov <vmakarov@redhat.com>
19049 * lra-constraints.c (process_address_1): Process 0..9 constraints
19050 in process_address_1.
19052 2021-03-09 Andreas Krebbel <krebbel@linux.ibm.com>
19054 * config/s390/s390.c (struct s390_processor processor_table):
19055 Binutils name string must not be empty.
19057 2021-03-09 Claudiu Zissulescu <claziss@synopsys.com>
19059 * config/arc/arc.c (arc_attr_type): Remove function.
19061 2021-03-09 Martin Liska <mliska@suse.cz>
19064 * config/i386/i386-options.c (ix86_option_override_internal):
19065 Set isa_flags for OPTS argument and not for the global
19068 2021-03-09 Aaron Sawdey <acsawdey@linux.ibm.com>
19070 * config/rs6000/predicates.md (ds_form_mem_operand): Check
19073 2021-03-09 Aaron Sawdey <acsawdey@linux.ibm.com>
19076 * config/rs6000/predicates.md (ds_form_mem_operand) New
19078 * config/rs6000/genfusion.pl (gen_ld_cmpi_p10) Use
19079 ds_form_mem_operand in ld/lwa patterns.
19080 * config/rs6000/fusion.md: Regenerate file.
19082 2021-03-08 Martin Sebor <msebor@redhat.com>
19084 PR middle-end/98266
19085 * gimple-array-bounds.cc (inbounds_vbase_memaccess_p): New function.
19086 (array_bounds_checker::check_array_bounds): Call it.
19088 2021-03-08 Martin Sebor <msebor@redhat.com>
19090 PR middle-end/97631
19091 * tree-ssa-strlen.c (maybe_warn_overflow): Test rawmem.
19092 (handle_builtin_stxncpy_strncat): Rename locals. Determine
19093 destination size from allocation calls. Issue a more appropriate
19095 (handle_builtin_memcpy): Pass true as rawmem to maybe_warn_overflow.
19096 (handle_builtin_memset): Same.
19098 2021-03-08 Peter Bergner <bergner@linux.ibm.com>
19101 * config/rs6000/rs6000.c (rs6000_emit_le_vsx_permute): Add an assert
19102 to ensure we do not have an Altivec style address.
19103 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>): Disable if passed
19104 an Altivec style address.
19105 (*vsx_le_perm_store_<mode>): Likewise.
19106 (splitters after *vsx_le_perm_store_<mode>): Likewise.
19107 (vsx_load_<mode>): Disable special expander if passed an Altivec
19109 (vsx_store_<mode>): Likewise.
19111 2021-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19114 * config/aarch64/predicates.md (aarch64_simd_shift_imm_vec_qi): Define.
19115 (aarch64_simd_shift_imm_vec_hi): Likewise.
19116 (aarch64_simd_shift_imm_vec_si): Likewise.
19117 (aarch64_simd_shift_imm_vec_di): Likewise.
19118 * config/aarch64/aarch64-simd.md (aarch64_shrn<mode>_insn_le): Use
19119 predicate from above.
19120 (aarch64_shrn<mode>_insn_be): Likewise.
19121 (aarch64_rshrn<mode>_insn_le): Likewise.
19122 (aarch64_rshrn<mode>_insn_be): Likewise.
19123 (aarch64_shrn2<mode>_insn_le): Likewise.
19124 (aarch64_shrn2<mode>_insn_be): Likewise.
19125 (aarch64_rshrn2<mode>_insn_le): Likewise.
19126 (aarch64_rshrn2<mode>_insn_be): Likewise.
19128 2021-03-08 Vladimir N. Makarov <vmakarov@redhat.com>
19131 * lra-constraints.c (skip_contraint_modifiers): New function.
19132 (process_address_1): Use it before lookup_constraint call.
19134 2021-03-08 Martin Liska <mliska@suse.cz>
19137 * config/i386/i386-options.c (ix86_option_override_internal):
19138 Enable UINTR and HRESET for -march that supports it.
19140 2021-03-08 Ilya Leoshkevich <iii@linux.ibm.com>
19142 * config/s390/s390.c (f_constraint_p): New function.
19143 (s390_md_asm_adjust): Implement TARGET_MD_ASM_ADJUST.
19144 (TARGET_MD_ASM_ADJUST): Likewise.
19146 2021-03-08 Tobias Burnus <tobias@codesourcery.com>
19149 * tree-nested.c (convert_local_reference_stmt): Avoid calling
19150 lookup_field_for_decl for Fortran module (= namespace context).
19152 2021-03-08 Andreas Krebbel <krebbel@linux.ibm.com>
19154 * config/s390/s390.c (s390_expand_vec_compare): Implement <0
19155 comparison with arithmetic right shift.
19156 (s390_expand_vcond): No need for a force_reg anymore.
19157 s390_vec_compare will do it.
19158 * config/s390/vector.md ("vec_cmp<mode><tointvec>"): Accept also
19159 immediate operands.
19161 2021-03-07 Jakub Jelinek <jakub@redhat.com>
19164 * config/i386/constraints.md (Yw): Use SSE_REGS if TARGET_SSE
19165 but TARGET_AVX512BW or TARGET_AVX512VL is not set. Adjust description
19167 * config/i386/sse.md (v_Yw): New define_mode_attr.
19168 (*<insn><mode>3, *mul<mode>3<mask_name>, *avx2_<code><mode>3,
19169 *sse4_1_<code><mode>3<mask_name>): Use <v_Yw> instead of v
19171 * config/i386/mmx.md (mmx_pshufw_1, *vec_dupv4hi): Use Yw instead of
19172 xYw in constraints.
19174 2021-03-06 Julian Brown <julian@codesourcery.com>
19176 * tree-pretty-print.c (dump_generic_node): Emit non-generic
19177 address space info for aggregates.
19179 2021-03-06 Hans-Peter Nilsson <hp@axis.com>
19181 * config/cris/cris.h (MAX_FIXED_MODE_SIZE): Don't define.
19183 2021-03-05 Jakub Jelinek <jakub@redhat.com>
19185 PR middle-end/99322
19186 * tree-cfg.c (bb_to_omp_idx): New variable.
19187 (execute_build_cfg): Release the bb_to_omp_idx vector after
19188 cleanup_tree_cfg returns.
19189 (handle_abnormal_edges): Remove bb_to_omp_idx argument, adjust
19190 for bb_to_omp_idx being a vec<int> instead of pointer to array
19192 (make_edges): Remove bb_to_omp_idx local variable, don't pass
19193 it to handle_abnormal_edges, adjust for bb_to_omp_idx being a
19194 vec<int> instead of pointer to array of ints and don't free/release
19196 (remove_bb): When removing a bb and placing forced label somewhere
19197 else, ensure it is put into the same OpenMP region during cfg
19198 pass if possible or to entry successor as fallback. Unregister
19199 bb from bb_to_omp_idx.
19201 2021-03-05 Vladimir N. Makarov <vmakarov@redhat.com>
19204 * lra-constraints.c (process_address_1): Skip decomposing address
19205 for asm insn operand with unknown constraint.
19207 2021-03-05 Martin Jambor <mjambor@suse.cz>
19210 * cgraph.c (cgraph_edge::set_call_stmt): Do not update all
19211 corresponding speculative edges if we are about to resolve
19212 sepculation. Make edge direct (and so resolve speculations) before
19213 removing it from call_site_hash.
19214 (cgraph_edge::make_direct): Relax the initial assert to allow calling
19215 the function on speculative direct edges.
19217 2021-03-05 Eric Botcazou <ebotcazou@adacore.com>
19219 PR rtl-optimization/99376
19220 * rtlanal.c (nonzero_bits1) <arithmetic operators>: If the number
19221 of low-order zero bits is too large, set the result to 0 directly.
19223 2021-03-04 Jakub Jelinek <jakub@redhat.com>
19225 PR middle-end/93235
19226 * expmed.c (store_bit_field_using_insv): Return false of xop0 is a
19227 SUBREG and a SUBREG to op_mode can't be created.
19229 2021-03-04 Alex Coplan <alex.coplan@arm.com>
19232 * config/aarch64/aarch64-sve-builtins.cc
19233 (function_resolver::require_vector_type): Handle error_mark_node.
19235 2021-03-04 Ilya Leoshkevich <iii@linux.ibm.com>
19237 * cfgexpand.c (expand_asm_loc): Pass new parameter.
19238 (expand_asm_stmt): Likewise.
19239 * config/arm/aarch-common-protos.h (arm_md_asm_adjust): Add new
19241 * config/arm/aarch-common.c (arm_md_asm_adjust): Likewise.
19242 * config/arm/arm.c (thumb1_md_asm_adjust): Likewise.
19243 * config/cris/cris.c (cris_md_asm_adjust): Likewise.
19244 * config/i386/i386.c (ix86_md_asm_adjust): Likewise.
19245 * config/mn10300/mn10300.c (mn10300_md_asm_adjust): Likewise.
19246 * config/nds32/nds32.c (nds32_md_asm_adjust): Likewise.
19247 * config/pdp11/pdp11.c (pdp11_md_asm_adjust): Likewise.
19248 * config/rs6000/rs6000.c (rs6000_md_asm_adjust): Likewise.
19249 * config/vax/vax.c (vax_md_asm_adjust): Likewise.
19250 * config/visium/visium.c (visium_md_asm_adjust): Likewise.
19251 * doc/tm.texi (md_asm_adjust): Likewise.
19252 * target.def (md_asm_adjust): Likewise.
19254 2021-03-04 Richard Biener <rguenther@suse.de>
19256 PR middle-end/97855
19257 * tree-pretty-print.c: Poison pp_printf.
19258 (dump_decl_name): Avoid use of pp_printf.
19259 (dump_block_node): Likewise.
19260 (dump_generic_node): Likewise.
19262 2021-03-04 Martin Sebor <msebor@redhat.com>
19264 PR middle-end/96963
19265 PR middle-end/94655
19266 * builtins.c (handle_array_ref): New helper.
19267 (handle_mem_ref): New helper.
19268 (compute_objsize_r): Factor out ARRAY_REF and MEM_REF handling
19269 into new helper functions. Correct a workaround for vectorized
19272 2021-03-03 Pat Haugen <pthaugen@linux.ibm.com>
19274 * config/rs6000/dfp.md (extendddtd2, trunctddd2, *cmp<mode>_internal1,
19275 floatditd2, ftrunc<mode>2, fix<mode>di2, dfp_ddedpd_<mode>,
19276 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>,
19277 *dfp_sgnfcnc_<mode>, dfp_dscli_<mode>, dfp_dscri_<mode>): Update size
19278 attribute for Power10.
19279 * config/rs6000/mma.md (*movoo): Likewise.
19280 * config/rs6000/rs6000.md (define_attr "size"): Add 256.
19281 (define_mode_attr bits): Add DD/TD modes.
19282 * config/rs6000/sync.md (load_quadpti, store_quadpti, load_lockedpti,
19283 store_conditionalpti): Update size attribute for Power10.
19285 2021-03-03 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19288 * config/sparc/t-sparc (tree-ssanames.o-warn): Don't error for
19289 -Wuninitialized, -Wmaybe-uninitialized.
19290 (wide-int.o-warn): Likewise.
19292 2021-03-03 Richard Earnshaw <rearnsha@arm.com>
19294 * common/config/arm/arm-common.c: Include configargs.h.
19295 (arm_config_default): New function.
19296 (arm_target_mode): Renamed from arm_target_thumb_only. Handle
19297 processors that do not support Thumb. Take into account the
19298 --with-mode configuration setting for selecting the default.
19299 * config/arm/arm.h (OPTION_DEFAULT_SPECS): Remove entry for 'mode'.
19300 (TARGET_MODE_SPEC_FUNCTIONS): Update for function name change.
19302 2021-03-03 Martin Liska <mliska@suse.cz>
19304 PR gcov-profile/97461
19305 * gcov-io.h (GCOV_PREALLOCATED_KVP): Remove.
19307 2021-03-03 Eric Botcazou <ebotcazou@adacore.com>
19310 * config/i386/i386.c (ix86_compute_frame_layout): For a SEH target,
19311 point back the hard frame pointer to its default location when the
19312 frame is larger than SEH_MAX_FRAME_SIZE.
19314 2021-03-03 Jakub Jelinek <jakub@redhat.com>
19317 * config/i386/predicates.md (logic_operator): New define_predicate.
19318 * config/i386/i386.md (mov + mem using comm arith peephole2):
19319 Punt if operands[1] is EXT_REX_SSE_REGNO_P, AVX512BW is not enabled
19320 and the inner mode is [QH]Imode.
19322 2021-03-03 Jakub Jelinek <jakub@redhat.com>
19325 * dwarf2out.c (dw_loc_list_struct): Add end_entry member.
19326 (new_loc_list): Clear end_entry.
19327 (output_loc_list): Only use DW_LLE_startx_length for -gsplit-dwarf
19328 if HAVE_AS_LEB128, otherwise use DW_LLE_startx_endx. Fix comment
19330 (index_location_lists): For dwarf_version >= 5 without HAVE_AS_LEB128,
19331 initialize also end_entry.
19333 2021-03-03 Jakub Jelinek <jakub@redhat.com>
19336 * cfgrtl.c (fixup_partitions): When changing some bbs from hot to cold
19337 partitions, if in non-layout mode after reorder_blocks also move
19338 affected blocks to ensure a single partition transition.
19340 2021-03-03 Jason Merrill <jason@redhat.com>
19343 * cgraphunit.c (process_function_and_variable_attributes): Don't
19344 warn about flatten on an alias if the target also has it.
19345 * cgraph.h (symtab_node::get_alias_target_tree): New.
19347 2021-03-02 David Edelsohn <dje.gcc@gmail.com>
19349 * config/rs6000/rs6000.md (tls_get_tpointer_internal): Prepend
19350 period to symbol name.
19351 (tls_get_addr_internal<mode>): Same.
19353 2021-03-02 David Malcolm <dmalcolm@redhat.com>
19356 * diagnostic-show-locus.c
19357 (selftest::test_one_liner_many_fixits_2): Fix accidental usage of
19360 2021-03-02 Martin Sebor <msebor@redhat.com>
19362 PR middle-end/99276
19363 * builtins.c (warn_for_access): Remove stray warning text.
19365 2021-03-02 Martin Sebor <msebor@redhat.com>
19367 PR middle-end/99295
19368 * doc/extend.texi (attribute malloc): Reword and clarify nonaliasing
19371 2021-03-02 Jakub Jelinek <jakub@redhat.com>
19374 * dwarf2out.c (output_macinfo_op): Use DW_MACRO_*_str* even with
19375 -gdwarf-5 -gstrict-dwarf. For -gsplit-dwarf -gdwarf-5 use
19376 DW_MACRO_*_strx instead of DW_MACRO_*_strp. Handle
19377 DW_MACRO_define_strx and DW_MACRO_undef_strx.
19378 (save_macinfo_strings): Use DW_MACRO_*_str* even with
19379 -gdwarf-5 -gstrict-dwarf. Handle DW_MACRO_define_strx and
19380 DW_MACRO_undef_strx.
19382 2021-03-02 Andreas Krebbel <krebbel@linux.ibm.com>
19384 * config/s390/s390-builtin-types.def (BT_FN_V4SF_V8HI_UINT): New
19386 (BT_FN_V8HI_V8HI_UINT): Likewise.
19387 (BT_FN_V8HI_V4SF_V4SF_UINT): Likewise.
19388 * config/s390/s390-builtins.def (B_NNPA): New macro definition.
19389 (s390_vclfnhs, s390_vclfnls, s390_vcrnfs, s390_vcfn, s390_vcnf):
19390 New builtin definitions.
19391 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Bump
19392 vector extension version.
19393 * config/s390/s390.c (s390_expand_builtin): Check if builtins are
19394 available with current -march level.
19395 * config/s390/s390.md (UNSPEC_NNPA_VCLFNHS_V8HI)
19396 (UNSPEC_NNPA_VCLFNLS_V8HI, UNSPEC_NNPA_VCRNFS_V8HI)
19397 (UNSPEC_NNPA_VCFN_V8HI, UNSPEC_NNPA_VCNF_V8HI): New constants.
19398 * config/s390/vecintrin.h (vec_extend_to_fp32_hi): New macro.
19399 (vec_extend_to_fp32_lo): Likewise.
19400 (vec_round_from_fp32): Likewise.
19401 (vec_convert_to_fp16): Likewise.
19402 (vec_convert_from_fp16): Likewise.
19403 * config/s390/vx-builtins.md (vclfnhs_v8hi): New insn pattern.
19404 (vclfnls_v8hi): Likewise.
19405 (vcrnfs_v8hi): Likewise.
19406 (vcfn_v8hi): Likewise.
19407 (vcnf_v8hi): Likewise.
19409 2021-03-02 Andreas Krebbel <krebbel@linux.ibm.com>
19411 * common/config/s390/s390-common.c (processor_flags_table): New entry.
19412 * config.gcc: Enable arch14 for --with-arch and --with-tune.
19413 * config/s390/driver-native.c (s390_host_detect_local_cpu): Pick
19414 arch14 for unknown CPU models.
19415 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH14.
19416 * config/s390/s390.c (s390_issue_rate): Add case for PROCESSOR_ARCH14.
19417 (s390_get_sched_attrmask): Likewise.
19418 (s390_get_unit_mask): Likewise.
19419 * config/s390/s390.h (enum processor_flags): Add PF_NNPA and PF_ARCH14.
19420 (TARGET_CPU_ARCH14, TARGET_CPU_ARCH14_P, TARGET_CPU_NNPA)
19421 (TARGET_CPU_NNPA_P, TARGET_ARCH14, TARGET_ARCH14_P, TARGET_NNPA)
19422 (TARGET_NNPA_P): New macro definitions.
19423 * config/s390/s390.md ("cpu_facility", "enabled"): Add arch14 and nnpa.
19424 * config/s390/s390.opt: Add PROCESSOR_ARCH14.
19426 2021-03-02 Jakub Jelinek <jakub@redhat.com>
19428 PR middle-end/95757
19429 * tree-vrp.c (register_edge_assert_for): Remove superfluous ()s around
19430 condition. Call register_edge_assert_for_1 for == 0, != 0, == 1 and
19431 != 1 comparisons if name is lhs of a comparison.
19433 2021-03-01 Iain Sandoe <iain@sandoe.co.uk>
19437 * config/darwin-protos.h (darwin_should_restore_cfa_state): New.
19438 * config/darwin.c (darwin_should_restore_cfa_state): New.
19439 * config/darwin.h (TARGET_ASM_SHOULD_RESTORE_CFA_STATE): New.
19440 * doc/tm.texi: Regenerated.
19441 * doc/tm.texi.in: Document TARGET_ASM_SHOULD_RESTORE_CFA_STATE.
19442 * dwarf2cfi.c (connect_traces): If the target requests, restore
19443 the CFA expression after a DW_CFA_restore.
19444 * target.def (TARGET_ASM_SHOULD_RESTORE_CFA_STATE): New hook.
19446 2021-03-01 Martin Liska <mliska@suse.cz>
19449 * optc-save-gen.awk: Add 4 more exceptions.
19451 2021-03-01 Nathan Sidwell <nathan@acm.org>
19454 * tree.h (TYPE_ALIGN_RAW): New accessor.
19455 (TYPE_ALIGN): Use it.
19457 2021-03-01 Jan Hubicka <jh@suse.cz>
19460 * ipa-fnsummary.c (compute_fn_summary): Fix sanity check.
19462 2021-03-01 Eric Botcazou <ebotcazou@adacore.com>
19465 * config/i386/i386.c (ix86_compute_frame_layout): For a SEH target,
19466 point the hard frame pointer to the SSE register save area instead
19467 of the general register save area. Perform only minimal adjustment
19468 for small frames if it is initially not correctly aligned.
19469 (ix86_expand_prologue): Remove early saves for a SEH target.
19470 * config/i386/winnt.c (struct seh_frame_state): Document constraint.
19472 2021-02-28 Jakub Jelinek <jakub@redhat.com>
19475 * ipa.c (symbol_table::remove_unreachable_nodes): Fix a comment
19476 typo - referneced -> referenced.
19477 * tree.c (component_ref_size): Fix comment typo -
19478 refernce -> reference.
19479 * tree-ssa-alias.c (access_path_may_continue_p): Fix comment typo -
19480 traling -> trailing.
19481 (aliasing_component_refs_p): Fix comment typos -
19482 refernce -> reference and refernece -> reference and
19483 traling -> trailing.
19484 (nonoverlapping_refs_since_match_p): Fix comment typo -
19485 referneces -> references.
19486 * doc/invoke.texi (--param modref-max-bases): Fix a typo -
19487 referneces -> references.
19489 2021-02-27 Iain Sandoe <iain@sandoe.co.uk>
19491 * config/host-darwin.c (darwin_gt_pch_use_address): Modify
19492 diagnostic message to avoid use of a contraction and format
19495 2021-02-27 Jakub Jelinek <jakub@redhat.com>
19498 * gcse.c (gcse_or_cprop_is_too_expensive): Use %wu instead of
19499 HOST_WIDE_INT_PRINT_UNSIGNED in warning format string.
19500 * ipa-devirt.c (ipa_odr_read_section): Use %wd instead of
19501 HOST_WIDE_INT_PRINT_DEC in inform format string. Fix comment
19504 2021-02-26 Richard Biener <rguenther@suse.de>
19506 PR middle-end/99281
19507 * expr.c (store_field): For calls with return-slot optimization
19508 and addressable return type expand the store directly.
19510 2021-02-26 Richard Biener <rguenther@suse.de>
19513 * builtins.c (warn_string_no_nul): Fix diagnostic formatting.
19515 2021-02-26 Peter Bergner <bergner@linux.ibm.com>
19518 * config/rs6000/rs6000-call.c (rs6000_init_builtins): Replace assert
19521 2021-02-26 Aaron Sawdey <acsawdey@linux.ibm.com>
19523 * config.gcc: Add rs6000-pcrel-opt.o.
19524 * config/rs6000/rs6000-pcrel-opt.c: New file.
19525 * config/rs6000/pcrel-opt.md: New file.
19526 * config/rs6000/predicates.md: Add d_form_memory predicate.
19527 * config/rs6000/rs6000-cpus.def: Add OPTION_MASK_PCREL_OPT.
19528 * config/rs6000/rs6000-passes.def: Add pass_pcrel_opt.
19529 * config/rs6000/rs6000-protos.h: Add reg_to_non_prefixed(),
19530 pcrel_opt_valid_mem_p(), output_pcrel_opt_reloc(),
19531 and make_pass_pcrel_opt().
19532 * config/rs6000/rs6000.c (reg_to_non_prefixed): Make global.
19533 (rs6000_option_override_internal): Add pcrel-opt.
19534 (rs6000_delegitimize_address): Support pcrel-opt.
19535 (rs6000_opt_masks): Add pcrel-opt.
19536 (pcrel_opt_valid_mem_p): New function.
19537 (reg_to_non_prefixed): Make global.
19538 (rs6000_asm_output_opcode): Reset prepend_p_to_next_insn.
19539 (output_pcrel_opt_reloc): New function.
19540 * config/rs6000/rs6000.md (loads_extern_addr): New attr.
19541 (pcrel_extern_addr): Set loads_extern_addr.
19542 Add include for pcrel-opt.md.
19543 * config/rs6000/rs6000.opt: Add -mpcrel-opt.
19544 * config/rs6000/t-rs6000: Add rules for pcrel-opt.c and
19547 2021-02-26 YunQiang Su <yunqiang.su@cipunited.com>
19550 * config/mips/mips.c (mips_expand_ext_as_unaligned_load):
19551 If TARGET_64BIT and dest is SUBREG, we check the width, if it
19552 equal to SImode, we use SImode operation, just like what we are
19555 2021-02-26 Marek Polacek <polacek@redhat.com>
19557 * builtins.c (warn_for_access): Fix typos.
19559 2021-02-25 Iain Sandoe <iain@sandoe.co.uk>
19561 * config/aarch64/aarch64.md (<optab>_rol<mode>3): Add a '#'
19562 mark in front of the immediate quantity.
19563 (<optab>_rolsi3_uxtw): Likewise.
19565 2021-02-25 Richard Earnshaw <rearnsha@arm.com>
19568 * config/arm/thumb2.md (nonsecure_call_reg_thumb2_fpcxt): New pattern.
19569 (nonsecure_call_value_reg_thumb2_fpcxt): Likewise.
19570 (nonsecure_call_reg_thumb2): Restrict to using r4 for the callee
19571 address and disable when the FPCXT is not available.
19572 (nonsecure_call_value_reg_thumb2): Likewise.
19574 2021-02-25 Nathan Sidwell <nathan@acm.org>
19577 * doc/invoke.texi (flang-info-module-cmi): Renamed option.
19579 2021-02-25 Tamar Christina <tamar.christina@arm.com>
19581 * tree-vect-slp.c (optimize_load_redistribution_1): Abort on NULL nodes.
19583 2021-02-25 Richard Biener <rguenther@suse.de>
19585 PR tree-optimization/99253
19586 * tree-vect-loop.c (check_reduction_path): First compute
19587 code, then verify out-of-loop uses.
19589 2021-02-25 Jakub Jelinek <jakub@redhat.com>
19592 * match.pd ((T)(A) + CST -> (T)(A + CST)): Add :s to convert.
19594 2021-02-25 Jakub Jelinek <jakub@redhat.com>
19596 PR tree-optimization/80635
19597 * tree-vrp.c (vrp_simplify_cond_using_ranges): Also handle
19598 VIEW_CONVERT_EXPR if modes are the same, innerop is integral and
19599 has mode precision.
19601 2021-02-25 Richard Biener <rguenther@suse.de>
19603 * tree-vect-slp.c (optimize_load_redistribution_1): Delay
19604 load_map population.
19605 (vect_match_slp_patterns_2): Revert part of last change.
19606 (vect_analyze_slp): Do not interleave optimize_load_redistribution
19607 with pattern detection but do it afterwards. Dump the
19608 whole SLP graph after pattern recognition and load
19609 redistribution optimization finished.
19611 2021-02-24 Jakub Jelinek <jakub@redhat.com>
19614 * omp-low.c (struct omp_context): Add teams_nested_p and
19615 nonteams_nested_p members.
19616 (scan_omp_target): Diagnose teams nested inside of target with other
19617 directives strictly nested inside of the same target.
19618 (check_omp_nesting_restrictions): Set ctx->teams_nested_p or
19619 ctx->nonteams_nested_p as needed.
19621 2021-02-24 Vladimir N. Makarov <vmakarov@redhat.com>
19623 PR inline-asm/99123
19624 * lra-constraints.c (uses_hard_regs_p): Don't use decompose_mem_address.
19626 2021-02-24 Hans-Peter Nilsson <hp@axis.com>
19628 * config/cris/cris.c (cris_expand_prologue): Set
19629 current_function_static_stack_size, if flag_stack_usage_info.
19631 2021-02-24 Pat Haugen <pthaugen@linux.ibm.com>
19633 * config/rs6000/rs6000.c (next_insn_prefixed_p): Rename.
19634 (rs6000_final_prescan_insn): Adjust.
19635 (rs6000_asm_output_opcode): Likewise.
19637 2021-02-24 Martin Sebor <msebor@redhat.com>
19639 PR middle-end/97172
19640 * attribs.c (attr_access::free_lang_data): Clear attribute arg spec
19641 from function arguments.
19643 2021-02-24 Tamar Christina <tamar.christina@arm.com>
19645 PR tree-optimization/99220
19646 * tree-vect-slp.c (optimize_load_redistribution_1): Remove
19647 node from cache when it's about to be deleted.
19649 2021-02-24 Jakub Jelinek <jakub@redhat.com>
19651 PR tree-optimization/99225
19652 * fold-const.c (fold_binary_loc) <case NE_EXPR>: In (x & (1 << y)) != 0
19653 to ((x >> y) & 1) != 0 simplifications use build_one_cst instead of
19654 build_int_cst (..., 1). Formatting fixes.
19656 2021-02-24 Tamar Christina <tamar.christina@arm.com>
19658 PR tree-optimization/99149
19659 * tree-vect-slp-patterns.c (vect_detect_pair_op): Don't recreate the
19661 (vect_slp_reset_pattern): Remove.
19662 (complex_fma_pattern::matches): Remove call to vect_slp_reset_pattern.
19663 (complex_mul_pattern::build, complex_fma_pattern::build,
19664 complex_fms_pattern::build): Fix ref counts.
19665 * tree-vect-slp.c (vect_free_slp_tree): Undo SLP only pattern relevancy
19666 when node is being deleted.
19667 (vect_match_slp_patterns_2): Correct result of cache hit on patterns.
19668 (vect_schedule_slp): Invalidate SLP_TREE_REPRESENTATIVE of removed
19670 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Initialize value.
19672 2021-02-24 Matthias Klose <doko@ubuntu.com>
19675 2020-12-07 Matthias Klose <doko@ubuntu.com>
19677 * genextract.c (print_header): Undefine ENABLE_RTL_CHECKING
19678 and ENABLE_RTL_FLAG_CHECKING.
19680 2021-02-24 Richard Biener <rguenther@suse.de>
19683 * builtins.c (fold_builtin_next_arg): Avoid NULL arg.
19685 2021-02-23 Peter Bergner <bergner@linux.ibm.com>
19687 * config/rs6000/mma.md (mma_assemble_pair): Rename from this...
19688 (vsx_assemble_pair): ...to this.
19689 (*mma_assemble_pair): Rename from this...
19690 (*vsx_assemble_pair): ...to this.
19691 (mma_disassemble_pair): Rename from this...
19692 (vsx_disassemble_pair): ...to this.
19693 (*mma_disassemble_pair): Rename from this...
19694 (*vsx_disassemble_pair): ...to this.
19695 * config/rs6000/rs6000-builtin.def (BU_MMA_V2, BU_MMA_V3,
19696 BU_COMPAT): New macros.
19697 (mma_assemble_pair): Rename from this...
19698 (vsx_assemble_pair): ...to this.
19699 (mma_disassemble_pair): Rename from this...
19700 (vsx_disassemble_pair): ...to this.
19701 (mma_assemble_pair): New compatibility built-in.
19702 (mma_disassemble_pair): Likewise.
19703 * config/rs6000/rs6000-call.c (struct builtin_compatibility): New.
19704 (RS6000_BUILTIN_COMPAT): Define.
19705 (bdesc_compat): New.
19706 (mma_expand_builtin): Use VSX_BUILTIN_DISASSEMBLE_PAIR_INTERNAL.
19707 (rs6000_gimple_fold_mma_builtin): Use MMA_BUILTIN_DISASSEMBLE_PAIR
19708 and VSX_BUILTIN_ASSEMBLE_PAIR.
19709 (rs6000_init_builtins): Register compatibility built-ins.
19710 (mma_init_builtins): Use VSX_BUILTIN_ASSEMBLE_PAIR,
19711 VSX_BUILTIN_ASSEMBLE_PAIR_INTERNAL, VSX_BUILTIN_DISASSEMBLE_PAIR and
19712 VSX_BUILTIN_DISASSEMBLE_PAIR_INTERNAL.
19713 * doc/extend.texi (__builtin_mma_assemble_pair): Rename from this...
19714 (__builtin_vsx_assemble_pair): ...to this.
19715 (__builtin_mma_disassemble_pair): Rename from this...
19716 (__builtin_vsx_disassemble_pair): ...to this.
19718 2021-02-23 Martin Liska <mliska@suse.cz>
19721 * ipa-icf.c (sem_variable::merge): Do not merge 2 variables
19722 with different alignment. That leads to an invalid red zone
19723 size allocated in runtime.
19725 2021-02-23 Jakub Jelinek <jakub@redhat.com>
19727 PR tree-optimization/99204
19728 * fold-const.c (fold_read_from_constant_string): Check that
19729 tree_fits_uhwi_p (index) rather than just that index is INTEGER_CST.
19731 2021-02-23 Segher Boessenkool <segher@kernel.crashing.org>
19732 Kewen Lin <linkw@gcc.gnu.org>
19734 * config/rs6000/rs6000.md (*rotl<mode>3_insert_3): Renamed to...
19735 (rotl<mode>3_insert_3): ...this.
19736 (plus_ior_xor): New code_iterator.
19737 (define_split for GPR rl*imi): New splitter.
19738 * config/rs6000/vsx.md (vsx_init_v4si): Use gen_rotldi3_insert_3
19739 for integer merging.
19741 2021-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19743 * config/aarch64/aarch64-tuning-flags.def (cse_sve_vl_constants):
19745 * config/aarch64/aarch64.md (add<mode>3): Force CONST_POLY_INT immediates
19746 into a register when the above is enabled.
19747 * config/aarch64/aarch64.c (neoversev1_tunings):
19748 AARCH64_EXTRA_TUNE_CSE_SVE_VL_CONSTANTS.
19749 (aarch64_rtx_costs): Use AARCH64_EXTRA_TUNE_CSE_SVE_VL_CONSTANTS.
19751 2021-02-22 Hans-Peter Nilsson <hp@axis.com>
19753 * config/cris/cris.c (cris_print_operand) <'T'>: Change
19754 valid operand from is now an addi mult-value to shift-value.
19755 * config/cris/cris.md (*addi): Change expression of scaled
19756 operand from mult to ashift.
19757 * config/cris/cris.md (*addi_reload): New insn_and_split.
19759 2021-02-22 John David Anglin <danglin@gcc.gnu.org>
19762 * config/pa/pa.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Define as
19763 hook_bool_const_tree_hwi_hwi_const_tree_true.
19764 (pa_asm_output_mi_thunk): Add support for nonzero vcall_offset.
19766 2021-02-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
19768 PR rtl-optimization/98791
19769 * ira-conflicts.c (process_regs_for_copy): Don't create allocno copies
19770 for unordered modes.
19772 2021-02-22 Martin Liska <mliska@suse.cz>
19774 * tree-inline.c (inline_forbidden_p): Set
19775 inline_forbidden_reason.
19777 2021-02-22 Richard Biener <rguenther@suse.de>
19779 * tree-vect-slp.c (vect_bb_vectorization_profitable_p): Dump
19782 2021-02-22 Richard Biener <rguenther@suse.de>
19784 PR tree-optimization/99165
19785 * gimple-ssa-store-merging.c (pass_store_merging::process_store):
19786 Accumulate changed to ret.
19788 2021-02-21 Uros Bizjak <ubizjak@gmail.com>
19791 2020-12-09 Uroš Bizjak <ubizjak@gmail.com>
19793 * config/i386/i386.h (REG_ALLOC_ORDER): Remove
19795 2021-02-20 Ilya Leoshkevich <iii@linux.ibm.com>
19798 * config/s390/vector.md (trunctf<DFP_ALL:mode>2_vr): New
19800 (trunctf<DFP_ALL:mode>2): Likewise.
19801 (trunctdtf2_vr): Likewise.
19802 (trunctdtf2): Likewise.
19803 (extend<DFP_ALL:mode>tf2_vr): Likewise.
19804 (extend<DFP_ALL:mode>tf2): Likewise.
19805 (extendtftd2_vr): Likewise.
19806 (extendtftd2): Likewise.
19808 2021-02-20 Ilya Leoshkevich <iii@linux.ibm.com>
19810 * config/s390/vector.md (*fprx2_to_tf): Rename to fprx2_to_tf,
19811 add memory alternative.
19812 (tf_to_fprx2): New pattern.
19814 2021-02-19 Martin Sebor <msebor@redhat.com>
19817 * attribs.c (init_attr_rdwr_indices): Guard vblist use.
19818 (attr_access::free_lang_data): Remove a spurious test.
19820 2021-02-19 Nathan Sidwell <nathan@acm.org>
19822 * doc/invoke.texi (flang-info-module-read): Document.
19824 2021-02-19 Martin Liska <mliska@suse.cz>
19826 PR translation/99167
19827 * params.opt: Fix typo.
19829 2021-02-19 Richard Biener <rguenther@suse.de>
19831 PR middle-end/99122
19832 * tree-inline.c (inline_forbidden_p): Do not inline functions
19833 with VLA arguments or return value.
19835 2021-02-19 Jakub Jelinek <jakub@redhat.com>
19838 * config/arm/arm.md (*stack_protect_combined_set_insn,
19839 *stack_protect_combined_test_insn): If force_const_mem result
19840 is not valid general operand, force its address into the destination
19843 2021-02-19 Jakub Jelinek <jakub@redhat.com>
19846 * tree-cfg.c (gimple_merge_blocks): If bb a starts with eh landing
19847 pad or non-local label, put FORCED_LABELs from bb b after that label
19848 rather than before it.
19850 2021-02-19 Andre Vieira <andre.simoesdiasvieira@arm.com>
19853 * config/aarch64/aarch64-sve.md (<ASHIFT:optab><mode>3): Use
19854 expand_vector_broadcast' to emit the vec_duplicate operand.
19856 2021-02-18 Vladimir N. Makarov <vmakarov@redhat.com>
19858 PR rtl-optimization/96264
19859 * lra-remat.c (reg_overlap_for_remat_p): Check also output insn
19862 2021-02-18 H.J. Lu <hjl.tools@gmail.com>
19865 * varasm.c (get_section): Replace SUPPORTS_SHF_GNU_RETAIN with
19866 looking up the retain attribute.
19867 (resolve_unique_section): Likewise.
19868 (get_variable_section): Likewise.
19869 (switch_to_section): Likewise. Warn when a symbol without the
19870 retain attribute and a symbol with the retain attribute are
19871 placed in the section with the same name, instead of the used
19873 * doc/extend.texi: Document the "retain" attribute.
19875 2021-02-18 Nathan Sidwell <nathan@acm.org>
19878 * doc/invoke.texi (flang-info-include-translate): Document header
19881 2021-02-18 Richard Biener <rguenther@suse.de>
19883 PR middle-end/99122
19884 * ipa-fnsummary.c (analyze_function_body): Set
19885 CIF_FUNCTION_NOT_INLINABLE for VLA parameter calls.
19886 * tree-inline.c (insert_init_debug_bind): Pass NULL for
19887 error_mark_node values.
19888 (force_value_to_type): Do not build V_C_Es for WITH_SIZE_EXPR
19890 (setup_one_parameter): Delay force_value_to_type until when
19893 2021-02-18 Hans-Peter Nilsson <hp@axis.com>
19895 PR tree-optimization/99142
19896 * match.pd (clz cmp 0): Gate replacement on single_use of clz result.
19898 2021-02-18 Jakub Jelinek <jakub@redhat.com>
19900 * wide-int-bitmask.h (wide_int_bitmask::wide_int_bitmask (),
19901 wide_int_bitmask::wide_int_bitmask (uint64_t),
19902 wide_int_bitmask::wide_int_bitmask (uint64_t, uint64_t),
19903 wide_int_bitmask::operator ~ () const,
19904 wide_int_bitmask::operator | (wide_int_bitmask) const,
19905 wide_int_bitmask::operator & (wide_int_bitmask) const): Use constexpr
19907 * config/i386/i386.h (PTA_3DNOW, PTA_3DNOW_A, PTA_64BIT, PTA_ABM,
19908 PTA_AES, PTA_AVX, PTA_BMI, PTA_CX16, PTA_F16C, PTA_FMA, PTA_FMA4,
19909 PTA_FSGSBASE, PTA_LWP, PTA_LZCNT, PTA_MMX, PTA_MOVBE, PTA_NO_SAHF,
19910 PTA_PCLMUL, PTA_POPCNT, PTA_PREFETCH_SSE, PTA_RDRND, PTA_SSE, PTA_SSE2,
19911 PTA_SSE3, PTA_SSE4_1, PTA_SSE4_2, PTA_SSE4A, PTA_SSSE3, PTA_TBM,
19912 PTA_XOP, PTA_AVX2, PTA_BMI2, PTA_RTM, PTA_HLE, PTA_PRFCHW, PTA_RDSEED,
19913 PTA_ADX, PTA_FXSR, PTA_XSAVE, PTA_XSAVEOPT, PTA_AVX512F, PTA_AVX512ER,
19914 PTA_AVX512PF, PTA_AVX512CD, PTA_NO_TUNE, PTA_SHA, PTA_PREFETCHWT1,
19915 PTA_CLFLUSHOPT, PTA_XSAVEC, PTA_XSAVES, PTA_AVX512DQ, PTA_AVX512BW,
19916 PTA_AVX512VL, PTA_AVX512IFMA, PTA_AVX512VBMI, PTA_CLWB, PTA_MWAITX,
19917 PTA_CLZERO, PTA_NO_80387, PTA_PKU, PTA_AVX5124VNNIW, PTA_AVX5124FMAPS,
19918 PTA_AVX512VPOPCNTDQ, PTA_SGX, PTA_AVX512VNNI, PTA_GFNI, PTA_VAES,
19919 PTA_AVX512VBMI2, PTA_VPCLMULQDQ, PTA_AVX512BITALG, PTA_RDPID,
19920 PTA_PCONFIG, PTA_WBNOINVD, PTA_AVX512VP2INTERSECT, PTA_PTWRITE,
19921 PTA_AVX512BF16, PTA_WAITPKG, PTA_MOVDIRI, PTA_MOVDIR64B, PTA_ENQCMD,
19922 PTA_CLDEMOTE, PTA_SERIALIZE, PTA_TSXLDTRK, PTA_AMX_TILE, PTA_AMX_INT8,
19923 PTA_AMX_BF16, PTA_UINTR, PTA_HRESET, PTA_KL, PTA_WIDEKL, PTA_AVXVNNI,
19924 PTA_X86_64_BASELINE, PTA_X86_64_V2, PTA_X86_64_V3, PTA_X86_64_V4,
19925 PTA_CORE2, PTA_NEHALEM, PTA_WESTMERE, PTA_SANDYBRIDGE, PTA_IVYBRIDGE,
19926 PTA_HASWELL, PTA_BROADWELL, PTA_SKYLAKE, PTA_SKYLAKE_AVX512,
19927 PTA_CASCADELAKE, PTA_COOPERLAKE, PTA_CANNONLAKE, PTA_ICELAKE_CLIENT,
19928 PTA_ICELAKE_SERVER, PTA_TIGERLAKE, PTA_SAPPHIRERAPIDS, PTA_ALDERLAKE,
19929 PTA_KNL, PTA_BONNELL, PTA_SILVERMONT, PTA_GOLDMONT, PTA_GOLDMONT_PLUS,
19930 PTA_TREMONT, PTA_KNM): Use constexpr instead of const.
19932 2021-02-18 Jakub Jelinek <jakub@redhat.com>
19934 PR middle-end/99109
19935 * gimple-array-bounds.cc (build_zero_elt_array_type): Rename to ...
19936 (build_printable_array_type): ... this. Add nelts argument. For
19937 overaligned eltype, use TYPE_MAIN_VARIANT (eltype) instead. If
19938 nelts, call build_array_type_nelts.
19939 (array_bounds_checker::check_mem_ref): Use build_printable_array_type
19940 instead of build_zero_elt_array_type and build_array_type_nelts.
19942 2021-02-18 Jakub Jelinek <jakub@redhat.com>
19945 * config/i386/i386.c (distance_non_agu_define): Don't call
19946 extract_insn_cached here.
19947 (ix86_lea_outperforms): Save and restore recog_data around call
19948 to distance_non_agu_define and distance_agu_use.
19949 (ix86_ok_to_clobber_flags): Remove.
19950 (ix86_avoid_lea_for_add): Don't call ix86_ok_to_clobber_flags.
19951 (ix86_avoid_lea_for_addr): Likewise. Adjust function comment.
19952 * config/i386/i386.md (*lea<mode>): Change from define_insn_and_split
19953 into define_insn. Move the splitting to define_peephole2 and
19954 check there using peep2_regno_dead_p if FLAGS_REG is dead.
19956 2021-02-17 Julian Brown <julian@codesourcery.com>
19958 * gimplify.c (gimplify_scan_omp_clauses): Handle ATTACH_DETACH
19961 2021-02-17 Xi Ruoyao <xry111@mengyan1223.wang>
19964 * config/mips/mips.c (mips_symbol_insns): Do not use
19965 MSA_SUPPORTED_MODE_P if mode is MAX_MACHINE_MODE.
19967 2021-02-16 Vladimir N. Makarov <vmakarov@redhat.com>
19969 PR inline-asm/98096
19970 * stmt.c (resolve_operand_name_1): Take inout operands into account
19971 for access to labels by names.
19972 * doc/extend.texi: Describe counting operands for accessing labels.
19974 2021-02-16 Richard Biener <rguenther@suse.de>
19976 PR tree-optimization/38474
19977 * tree-ssa-structalias.c (variable_info::address_taken): New.
19978 (new_var_info): Initialize address_taken.
19979 (process_constraint): Set address_taken.
19980 (solve_constraints): Use the new address_taken flag rather
19981 than is_reg_var for sorting variables.
19982 (dump_constraint): Dump the variable number if the name
19985 2021-02-16 Jakub Jelinek <jakub@redhat.com>
19988 * tree-vect-stmts.c (vectorizable_simd_clone_call): For num_calls != 1
19989 multiply by 4096 and for inbranch by 8192.
19990 * config/i386/i386.c (ix86_simd_clone_usable): For TARGET_AVX512F,
19991 return 3, 2 or 1 for mangle letters 'b', 'c' or 'd'.
19993 2021-02-15 Maya Rashish <coypu@sdf.org>
19995 * config/aarch64/aarch64.c (aarch64_init_builtins):
19996 Call SUBTARGET_INIT_BUILTINS.
19998 2021-02-15 Peter Bergner <bergner@linux.ibm.com>
20000 PR rtl-optimization/98872
20001 * init-regs.c (initialize_uninitialized_regs): Skip initialization
20002 if CONST0_RTX is NULL.
20004 2021-02-15 Richard Sandiford <richard.sandiford@arm.com>
20006 PR rtl-optimization/98863
20007 * rtl-ssa/functions.h (function_info::bb_live_out_info): Delete.
20008 (function_info::build_info): Turn into a declaration, moving the
20009 definition to internals.h.
20010 (function_info::bb_walker): Declare.
20011 (function_info::create_reg_use): Likewise.
20012 (function_info::calculate_potential_phi_regs): Take a build_info
20014 (function_info::place_phis, function_info::create_ebbs): Declare.
20015 (function_info::calculate_ebb_live_in_for_debug): Likewise.
20016 (function_info::populate_backedge_phis): Delete.
20017 (function_info::start_block, function_info::end_block): Declare.
20018 (function_info::populate_phi_inputs): Delete.
20019 (function_info::m_potential_phi_regs): Move information to build_info.
20020 * rtl-ssa/internals.h: New file.
20021 (function_info::bb_phi_info): New class.
20022 (function_info::build_info): Moved from functions.h.
20023 Add a constructor and destructor.
20024 (function_info::build_info::ebb_use): Delete.
20025 (function_info::build_info::ebb_def): Likewise.
20026 (function_info::build_info::bb_live_out): Likewise.
20027 (function_info::build_info::tmp_ebb_live_in_for_debug): New variable.
20028 (function_info::build_info::potential_phi_regs): Likewise.
20029 (function_info::build_info::potential_phi_regs_for_debug): Likewise.
20030 (function_info::build_info::ebb_def_regs): Likewise.
20031 (function_info::build_info::bb_phis): Likewise.
20032 (function_info::build_info::bb_mem_live_out): Likewise.
20033 (function_info::build_info::bb_to_rpo): Likewise.
20034 (function_info::build_info::def_stack): Likewise.
20035 (function_info::build_info::old_def_stack_limit): Likewise.
20036 * rtl-ssa/internals.inl (function_info::build_info::record_reg_def):
20037 Remove the regno argument. Push the previous definition onto the
20038 definition stack where necessary.
20039 * rtl-ssa/accesses.cc: Include internals.h.
20040 * rtl-ssa/changes.cc: Likewise.
20041 * rtl-ssa/blocks.cc: Likewise.
20042 (function_info::build_info::build_info): Define.
20043 (function_info::build_info::~build_info): Likewise.
20044 (function_info::bb_walker): New class.
20045 (function_info::bb_walker::bb_walker): Define.
20046 (function_info::add_live_out_use): Convert a logarithmic-complexity
20047 test into a linear one. Allow the same definition to be passed
20049 (function_info::calculate_potential_phi_regs): Moved from
20050 functions.cc. Take a build_info parameter and store the
20051 information there instead.
20052 (function_info::place_phis): New function.
20053 (function_info::add_entry_block_defs): Update call to record_reg_def.
20054 (function_info::calculate_ebb_live_in_for_debug): New function.
20055 (function_info::add_phi_nodes): Use bb_phis to decide which
20056 registers need phi nodes and initialize ebb_def_regs accordingly.
20057 Do not add degenerate phis here.
20058 (function_info::add_artificial_accesses): Use create_reg_use.
20059 Assert that all definitions are listed in the DF LR sets.
20060 Update call to record_reg_def.
20061 (function_info::record_block_live_out): Record live-out register
20062 values in the phis of successor blocks. Use the live-out set
20063 when processing the last block in an EBB, instead of always
20064 using the live-in sets of successor blocks. AND the live sets
20065 with the set of registers that have been defined in the EBB,
20066 rather than with all potential phi registers. Cope correctly
20067 with branches back to the start of the current EBB.
20068 (function_info::start_block): New function.
20069 (function_info::end_block): Likewise.
20070 (function_info::populate_phi_inputs): Likewise.
20071 (function_info::create_ebbs): Likewise.
20072 (function_info::process_all_blocks): Rewrite into a multi-phase
20074 * rtl-ssa/functions.cc: Include internals.h.
20075 (function_info::calculate_potential_phi_regs): Move to blocks.cc.
20076 (function_info::init_function_data): Remove caller.
20077 * rtl-ssa/insns.cc: Include internals.h
20078 (function_info::create_reg_use): New function. Lazily any
20079 degenerate phis needed by the linear RPO view.
20080 (function_info::record_use): Use create_reg_use. When processing
20081 debug uses, use potential_phi_regs and test it before checking
20082 whether the register is live on entry to the current EBB. Lazily
20083 calculate ebb_live_in_for_debug.
20084 (function_info::record_call_clobbers): Update call to record_reg_def.
20085 (function_info::record_def): Likewise.
20087 2021-02-15 Martin Liska <mliska@suse.cz>
20089 * toplev.c (init_asm_output): Free output of
20090 gen_command_line_string function.
20091 (process_options): Likewise.
20093 2021-02-15 Martin Liska <mliska@suse.cz>
20095 * params.opt: Add 2 missing Param keywords.
20097 2021-02-15 Eric Botcazou <ebotcazou@adacore.com>
20099 * df-core.c (df_worklist_dataflow_doublequeue): Use proper cast.
20101 2021-02-15 Jakub Jelinek <jakub@redhat.com>
20103 PR tree-optimization/99079
20104 * match.pd (A % (pow2pcst << N) -> A & ((pow2pcst << N) - 1)): Remove
20105 useless tree_nop_conversion_p (type, TREE_TYPE (@3)) check. Instead
20106 require both type and TREE_TYPE (@1) to be integral types and either
20107 type having smaller or equal precision, or TREE_TYPE (@1) being
20108 unsigned type, or type being signed type. If TREE_TYPE (@1)
20109 doesn't have wrapping overflow, perform the subtraction of one in
20112 2021-02-14 Jan Hubicka <hubicka@ucw.cz>
20113 Richard Biener <rguether@suse.de>
20116 * ipa-reference.c (ipa_init): Only conditinally initialize
20117 reference_vars_to_consider.
20118 (propagate): Conditionally deninitialize reference_vars_to_consider.
20119 (ipa_reference_write_optimization_summary): Sanity check that
20120 reference_vars_to_consider is not allocated.
20122 2021-02-13 Levy Hsu <admin@levyhsu.com>
20125 * config/riscv/riscv-shorten-memrefs.c (pass_shorten_memrefs): Add
20126 extend parameter to get_si_mem_base_reg declaration.
20127 (get_si_mem_base_reg): Add extend parameter. Set it.
20128 (analyze): Pass extend arg to get_si_mem_base_reg.
20129 (transform): Likewise. Use it when rewriting mems.
20130 * config/riscv/riscv.c (riscv_legitimize_move): Check for subword
20131 loads and emit sign/zero extending load followed by subreg move.
20133 2021-02-13 Jim Wilson <jimw@sifive.com>
20136 * config/riscv/riscv.c (riscv_compressed_lw_address_p): Drop early
20137 exit when !reload_completed. Only perform check for compressed reg
20138 if reload_completed.
20139 (riscv_rtx_costs): In MEM case, when optimizing for size and
20140 shorten memrefs, if not compressible, then increase cost.
20142 2021-02-13 Jakub Jelinek <jakub@redhat.com>
20144 PR rtl-optimization/98439
20145 * recog.c (pass_split_before_regstack::gate): Enable even when
20146 pass_split_before_sched2 is enabled if -fselective-scheduling2 is
20149 2021-02-13 Jakub Jelinek <jakub@redhat.com>
20152 * config/i386/mmx.md (*mmx_pshufd_1): Add a combine splitter for
20153 swap of V2SImode elements in memory into DImode memory rotate by 32.
20155 2021-02-12 Martin Sebor <msebor@redhat.com>
20157 * tree-pretty-print.c (print_generic_expr_to_str): Update comment.
20159 2021-02-12 Richard Sandiford <richard.sandiford@arm.com>
20161 * rtl-ssa/accesses.cc (function_info::make_use_available): Use
20162 m_temp_obstack rather than m_obstack to allocate the temporary use.
20164 2021-02-12 Richard Sandiford <richard.sandiford@arm.com>
20166 * df-problems.c (df_lr_bb_local_compute): Treat partial definitions
20167 as read-modify operations.
20169 2021-02-12 Richard Biener <rguenther@suse.de>
20171 PR middle-end/38474
20172 * ipa-fnsummary.c (unmodified_parm_1): Only walk when
20173 fbi->aa_walk_budget is bigger than zero. Update
20174 fbi->aa_walk_budget.
20175 (param_change_prob): Likewise.
20176 * ipa-prop.c (detect_type_change_from_memory_writes):
20177 Properly account walk_aliased_vdefs.
20178 (parm_preserved_before_stmt_p): Canonicalize updates.
20179 (parm_ref_data_preserved_p): Likewise.
20180 (parm_ref_data_pass_through_p): Likewise.
20181 (determine_known_aggregate_parts): Account own alias queries.
20183 2021-02-12 Martin Liska <mliska@suse.cz>
20185 * opts-common.c (decode_cmdline_option): Release werror_arg.
20186 * opts.c (gen_producer_string): Release output of
20187 gen_command_line_string.
20189 2021-02-12 Richard Biener <rguenther@suse.de>
20191 PR tree-optimization/38474
20192 * params.opt (-param=max-store-chains-to-track=): New param.
20193 (-param=max-stores-to-track=): Likewise.
20194 * doc/invoke.texi (max-store-chains-to-track): Document.
20195 (max-stores-to-track): Likewise.
20196 * gimple-ssa-store-merging.c (pass_store_merging::m_n_chains):
20198 (pass_store_merging::m_n_stores): Likewise.
20199 (pass_store_merging::terminate_and_process_chain): Update
20200 m_n_stores and m_n_chains.
20201 (pass_store_merging::process_store): Likewise. Terminate
20202 oldest chains if the number of stores or chains get too large.
20203 (imm_store_chain_info::terminate_and_process_chain): Dump
20206 2021-02-11 Eric Botcazou <ebotcazou@adacore.com>
20208 * config/i386/winnt.c (i386_pe_seh_unwind_emit): When switching to
20209 the cold section, emit a nop before the directive if the previous
20210 active instruction can throw.
20212 2021-02-11 Peter Bergner <bergner@linux.ibm.com>
20215 * config/rs6000/predicates.md (mma_assemble_input_operand): Restrict
20216 memory addresses that are legal for quad word accesses.
20218 2021-02-11 Andrea Corallo <andrea.corallo@arm.com>
20221 * config/arm/thumb2.md (*doloop_end_internal): Generate
20222 alternative sequence to handle long range branches.
20224 2021-02-11 Joel Hutton <joel.hutton@arm.com>
20226 PR tree-optimization/98772
20227 * optabs-tree.c (supportable_half_widening_operation): New function
20228 to check for supportable V8QI->V8HI widening patterns.
20229 * optabs-tree.h (supportable_half_widening_operation): New function.
20230 * tree-vect-stmts.c (vect_create_half_widening_stmts): New function
20231 to create promotion stmts for V8QI->V8HI widening patterns.
20232 (vectorizable_conversion): Add case for V8QI->V8HI.
20234 2021-02-11 Richard Biener <rguenther@suse.de>
20236 * sparseset.h (SPARSESET_ELT_BITS): Remove.
20237 (SPARSESET_ELT_TYPE): Use unsigned int.
20238 * fwprop.c: Do not include sparseset.h.
20240 2021-02-10 Jakub Jelinek <jakub@redhat.com>
20243 * varasm.c (declare_weak): For -fsyntax-only, allow even
20244 TREE_ASM_WRITTEN function decls.
20246 2021-02-10 Jakub Jelinek <jakub@redhat.com>
20249 * config/i386/sse.md (fix<fixunssuffix>_truncv2sfv2di2,
20250 <insn>v8qiv8hi2, <insn>v8qiv8si2, <insn>v4qiv4si2, <insn>v4hiv4si2,
20251 <insn>v8qiv8di2, <insn>v4qiv4di2, <insn>v2qiv2di2, <insn>v4hiv4di2,
20252 <insn>v2hiv2di2, <insn>v2siv2di2): Force operands[1] into REG before
20253 calling simplify_gen_subreg on it.
20255 2021-02-10 Martin Liska <mliska@suse.cz>
20257 * config/nvptx/nvptx.c (nvptx_option_override): Use
20258 flag_patchable_function_entry instead of the removed
20259 function_entry_patch_area_size.
20261 2021-02-10 Martin Liska <mliska@suse.cz>
20263 PR tree-optimization/99002
20264 PR tree-optimization/99026
20265 * gimple-if-to-switch.cc (if_chain::is_beneficial): Fix memory
20266 leak when adjacent cases are merged.
20267 * tree-switch-conversion.c (switch_decision_tree::analyze_switch_statement): Use
20269 (make_pass_lower_switch): Remove trailing whitespace.
20270 * tree-switch-conversion.h (release_clusters): New.
20272 2021-02-10 Richard Biener <rguenther@suse.de>
20274 PR rtl-optimization/99054
20275 * cfgrtl.c (rtl-optimization/99054): Return an auto_vec.
20276 (fixup_partitions): Adjust.
20277 (rtl_verify_edges): Likewise.
20279 2021-02-10 Jakub Jelinek <jakub@redhat.com>
20281 PR middle-end/99007
20282 * gimplify.c (gimplify_scan_omp_clauses): For MEM_REF on reductions,
20283 temporarily disable gimplify_ctxp->into_ssa around gimplify_expr
20286 2021-02-10 Richard Biener <rguenther@suse.de>
20289 * ipa-pure-const.c (propagate_malloc): Use an auto_vec<>
20292 2021-02-10 Richard Biener <rguenther@suse.de>
20294 PR tree-optimization/99024
20295 * tree-vect-loop.c (_loop_vec_info::~_loop_vec_info): Only
20296 clear loop->aux if it is associated with the destroyed loop_vinfo.
20298 2021-02-10 Martin Liska <mliska@suse.cz>
20300 PR tree-optimization/99002
20301 * gimple-if-to-switch.cc (find_conditions): Fix memory leak
20304 2021-02-10 Martin Liska <mliska@suse.cz>
20307 * ipa-icf.c (sem_item::add_reference): Fix memory leak when
20308 a reference exists.
20310 2021-02-10 Jakub Jelinek <jakub@redhat.com>
20313 * dwarf2out.c (prune_unused_types_walk): Mark DW_TAG_variable DIEs
20314 at class scope for DWARF5+.
20316 2021-02-09 Eric Botcazou <ebotcazou@adacore.com>
20318 PR rtl-optimization/96015
20319 * reorg.c (skip_consecutive_labels): Minor comment tweaks.
20320 (relax_delay_slots): When deleting a jump to the next active
20321 instruction over a barrier, first delete the barrier if the
20322 jump is the only way to reach the target label.
20324 2021-02-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
20326 * config/aarch64/aarch64-cost-tables.h: Add entries for vect.mul.
20327 * config/aarch64/aarch64.c (aarch64_rtx_mult_cost): Use vect.mul for
20328 vector multiplies and vect.alu for SSRA.
20329 * config/arm/aarch-common-protos.h (struct vector_cost_table): Define
20330 vect.mul cost field.
20331 * config/arm/aarch-cost-tables.h: Add entries for vect.mul.
20332 * config/arm/arm.c: Likewise.
20334 2021-02-09 Richard Biener <rguenther@suse.de>
20336 PR tree-optimization/98863
20337 * tree-ssa-sccvn.h (vn_avail::next_undo): Add.
20338 * tree-ssa-sccvn.c (last_pushed_avail): New global.
20339 (rpo_elim::eliminate_push_avail): Chain pushed avails.
20340 (unwind_state::avail_top): Add.
20341 (do_unwind): Rewrite unwinding of avail entries.
20342 (do_rpo_vn): Initialize last_pushed_avail and
20343 avail_top of the undo state.
20345 2021-02-09 Jakub Jelinek <jakub@redhat.com>
20347 PR middle-end/99004
20348 * calls.c (maybe_warn_rdwr_sizes): Change s0 and s1 type from
20349 const char * to char * and free those pointers after use.
20351 2021-02-09 Richard Biener <rguenther@suse.de>
20353 PR tree-optimization/99017
20354 * tree-vect-slp.c (vect_bb_vectorization_profitable_p): Allow
20355 zero vector cost entries.
20357 2021-02-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
20359 PR middle-end/98974
20360 * tree-vect-stmts.c (vectorizable_condition): Remove shadow vec_num
20361 parameter in vectorizable_condition.
20363 2021-02-08 Richard Biener <rguenther@suse.de>
20366 * tree.c (walk_tree_1): Walk VECTOR_CST elements.
20368 2021-02-08 Martin Liska <mliska@suse.cz>
20371 * cfgexpand.c (pass_expand::execute): Parse per-function option
20372 flag_patchable_function_entry and use it.
20373 * common.opt: Remove function_entry_patch_area_size and
20374 function_entry_patch_area_start global variables.
20375 * opts.c (parse_and_check_patch_area): New function.
20376 (common_handle_option): Use it.
20377 * opts.h (parse_and_check_patch_area): New function.
20378 * toplev.c (process_options): Parse and use
20379 function_entry_patch_area_size.
20381 2021-02-08 Martin Sebor <msebor@redhat.com>
20383 * doc/extend.texi (attribute malloc): Correct typos.
20385 2021-02-05 Nathan Sidwell <nathan@acm.org>
20388 * gcc.c (driver::maybe_run_linker): Check for input file
20389 accessibility if not linking.
20391 2021-02-05 Richard Biener <rguenther@suse.de>
20393 PR tree-optimization/98855
20394 * tree-vectorizer.h (add_stmt_cost): New overload.
20395 * tree-vect-slp.c (li_cost_vec_cmp): New.
20396 (vect_bb_slp_scalar_cost): Cost individual loop regions
20397 separately. Account for the scalar instance root stmt.
20399 2021-02-05 Tom de Vries <tdevries@suse.de>
20402 * tree-switch-conversion.c (jump_table_cluster::emit): Add loc
20404 (bit_test_cluster::emit): Reuse location_t for newly created
20406 (switch_decision_tree::try_switch_expansion): Preserve
20408 * tree-switch-conversion.h: Change function signatures.
20410 2021-02-05 Jakub Jelinek <jakub@redhat.com>
20413 * config/i386/i386-options.c (m_NONE, m_ALL): Define.
20414 * config/i386/x86-tune.def (X86_TUNE_BRANCH_PREDICTION_HINTS,
20415 X86_TUNE_PROMOTE_QI_REGS): Use m_NONE instead of 0U.
20416 (X86_TUNE_QIMODE_MATH): Use m_ALL instead of ~0U.
20418 2021-02-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20420 * config/aarch64/aarch64-simd-builtins.def (get_high): Define builtin.
20421 * config/aarch64/aarch64-simd.md (aarch64_get_high<mode>): Define.
20422 * config/aarch64/arm_neon.h (__GET_HIGH): Delete.
20423 (vget_high_f16): Reimplement using new builtin.
20424 (vget_high_f32): Likewise.
20425 (vget_high_f64): Likewise.
20426 (vget_high_p8): Likewise.
20427 (vget_high_p16): Likewise.
20428 (vget_high_p64): Likewise.
20429 (vget_high_s8): Likewise.
20430 (vget_high_s16): Likewise.
20431 (vget_high_s32): Likewise.
20432 (vget_high_s64): Likewise.
20433 (vget_high_u8): Likewise.
20434 (vget_high_u16): Likewise.
20435 (vget_high_u32): Likewise.
20436 (vget_high_u64): Likewise.
20438 2021-02-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20440 * config/aarch64/aarch64-simd-builtins.def (get_low): Define builtin.
20441 * config/aarch64/aarch64-simd.md (aarch64_get_low<mode>): Define.
20442 * config/aarch64/arm_neon.h (__GET_LOW): Delete.
20443 (vget_low_f16): Reimplement using new builtin.
20444 (vget_low_f32): Likewise.
20445 (vget_low_f64): Likewise.
20446 (vget_low_p8): Likewise.
20447 (vget_low_p16): Likewise.
20448 (vget_low_p64): Likewise.
20449 (vget_low_s8): Likewise.
20450 (vget_low_s16): Likewise.
20451 (vget_low_s32): Likewise.
20452 (vget_low_s64): Likewise.
20453 (vget_low_u8): Likewise.
20454 (vget_low_u16): Likewise.
20455 (vget_low_u32): Likewise.
20456 (vget_low_u64): Likewise.
20458 2021-02-05 Kito Cheng <kito.cheng@sifive.com>
20460 * gcc.c (print_multilib_info): Check all required argument is provided
20463 2021-02-05 liuhongt <hongtao.liu@intel.com>
20466 * config/i386/i386-expand.c (ix86_expand_sse_cmp): Don't
20467 generate integer mask comparison for 128/256-bits vector when
20468 op_true/op_false is NULL_RTX or CONSTM1_RTX/CONST0_RTX. Also
20469 delete redundant !maskcmp condition.
20470 (ix86_expand_int_vec_cmp): Ditto but no redundant deletion
20472 (ix86_expand_sse_movcc): Delete definition of maskcmp, add the
20473 condition directly to if (maskcmp), add extra check for
20474 cmpmode, it should be MODE_INT.
20475 (ix86_expand_fp_vec_cmp): Pass NULL to ix86_expand_sse_cmp's
20476 parameters op_true/op_false.
20477 (ix86_use_mask_cmp_p): New.
20479 2021-02-05 liuhongt <hongtao.liu@intel.com>
20482 * config/i386/x86-tune.def (X86_TUNE_AVX256_UNALIGNED_LOAD_OPTIMAL):
20483 Remove m_GENERIC from ~list.
20484 (X86_TUNE_AVX256_UNALIGNED_STORE_OPTIMAL): Ditto.
20486 2021-02-04 David Malcolm <dmalcolm@redhat.com>
20489 * diagnostic-show-locus.c (compatible_locations_p): Require
20490 locations in the same macro map to be either both from the
20491 macro definition, or both from the macro arguments.
20493 2021-02-04 Jonathan Wright <jonathan.wright@arm.com>
20495 * config/aarch64/aarch64-simd-builtins.def: Add
20496 [su]mull_hi_lane[q] builtin generator macros.
20497 * config/aarch64/aarch64-simd.md
20498 (aarch64_<su>mull_hi_lane<mode>_insn): Define.
20499 (aarch64_<su>mull_hi_lane<mode>): Define.
20500 (aarch64_<su>mull_hi_laneq<mode>_insn): Define.
20501 (aarch64_<su>mull_hi_laneq<mode>): Define.
20502 * config/aarch64/arm_neon.h (vmull_high_lane_s16): Use RTL
20503 builtin instead of inline asm.
20504 (vmull_high_lane_s32): Likewise.
20505 (vmull_high_lane_u16): Likewise.
20506 (vmull_high_lane_u32): Likewise.
20507 (vmull_high_laneq_s16): Likewise.
20508 (vmull_high_laneq_s32): Likewise.
20509 (vmull_high_laneq_u16): Likewise.
20510 (vmull_high_laneq_u32): Liekwise.
20512 2021-02-04 Jonathan Wright <jonathan.wright@arm.com>
20514 * config/aarch64/aarch64-simd-builtins.def: Add [su]mull_hi_n
20515 builtin generator macros.
20516 * config/aarch64/aarch64-simd.md
20517 (aarch64_<su>mull_hi_n<mode>_insn): Define.
20518 (aarch64_<su>mull_hi_n<mode>): Define.
20519 * config/aarch64/arm_neon.h (vmull_high_n_s16): Use RTL builtin
20520 instead of inline asm.
20521 (vmull_high_n_s32): Likewise.
20522 (vmull_high_n_u16): Likewise.
20523 (vmull_high_n_u32): Likewise.
20525 2021-02-04 Richard Biener <rguenther@suse.de>
20527 PR tree-optimization/98855
20528 * tree-vect-loop.c (vectorizable_phi): Do not cost
20529 single-argument PHIs.
20530 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Likewise.
20531 * tree-vect-stmts.c (vectorizable_bswap): Also perform
20532 costing for SLP operation.
20534 2021-02-04 Martin Liska <mliska@suse.cz>
20536 * doc/extend.texi: Mention -mprefer-vector-width in target
20539 2021-02-03 Martin Sebor <msebor@redhat.com>
20541 PR tree-optimization/98937
20542 * tree-ssa-strlen.c (strlen_dom_walker::~strlen_dom_walker): Define.
20543 Flush pointer_query cache.
20545 2021-02-03 Aaron Sawdey <acsawdey@linux.ibm.com>
20547 * config/rs6000/genfusion.pl (gen_2logical): Add missing
20548 fixes based on patch review.
20549 * config/rs6000/fusion.md: Regenerate file.
20551 2021-02-03 Aaron Sawdey <acsawdey@linux.ibm.com>
20553 * config/rs6000/t-rs6000: Comment out auto generation of
20556 2021-02-03 Andrew Stubbs <ams@codesourcery.com>
20558 * config/gcn/gcn-opts.h (enum processor_type): Add PROCESSOR_GFX908.
20559 * config/gcn/gcn.c (gcn_omp_device_kind_arch_isa): Add gfx908.
20560 (output_file_start): Add gfx908.
20561 * config/gcn/gcn.opt (gpu_type): Add gfx908.
20562 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add march=gfx908.
20563 (MULTILIB_DIRNAMES): Add gfx908.
20564 * config/gcn/mkoffload.c (EF_AMDGPU_MACH_AMDGCN_GFX908): New define.
20565 (main): Recognize gfx908.
20566 * config/gcn/t-omp-device: Add gfx908.
20568 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
20570 * config/aarch64/aarch64-simd-builtins.def: Add
20571 [su]mlsl_hi_lane[q] builtin macro generators.
20572 * config/aarch64/aarch64-simd.md
20573 (aarch64_<su>mlsl_hi_lane<mode>_insn): Define.
20574 (aarch64_<su>mlsl_hi_lane<mode>): Define.
20575 (aarch64_<su>mlsl_hi_laneq<mode>_insn): Define.
20576 (aarch64_<su>mlsl_hi_laneq<mode>): Define.
20577 * config/aarch64/arm_neon.h (vmlsl_high_lane_s16): Use RTL
20578 builtin instead of inline asm.
20579 (vmlsl_high_lane_s32): Likewise.
20580 (vmlsl_high_lane_u16): Likewise.
20581 (vmlsl_high_lane_u32): Likewise.
20582 (vmlsl_high_laneq_s16): Likewise.
20583 (vmlsl_high_laneq_s32): Likewise.
20584 (vmlsl_high_laneq_u16): Likewise.
20585 (vmlsl_high_laneq_u32): Likewise.
20586 (vmlal_high_laneq_u32): Likewise.
20588 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
20590 * config/aarch64/aarch64-simd-builtins.def: Add
20591 [su]mlal_hi_lane[q] builtin generator macros.
20592 * config/aarch64/aarch64-simd.md
20593 (aarch64_<su>mlal_hi_lane<mode>_insn): Define.
20594 (aarch64_<su>mlal_hi_lane<mode>): Define.
20595 (aarch64_<su>mlal_hi_laneq<mode>_insn): Define.
20596 (aarch64_<su>mlal_hi_laneq<mode>): Define.
20597 * config/aarch64/arm_neon.h (vmlal_high_lane_s16): Use RTL
20598 builtin instead of inline asm.
20599 (vmlal_high_lane_s32): Likewise.
20600 (vmlal_high_lane_u16): Likewise.
20601 (vmlal_high_lane_u32): Likewise.
20602 (vmlal_high_laneq_s16): Likewise.
20603 (vmlal_high_laneq_s32): Likewise.
20604 (vmlal_high_laneq_u16): Likewise.
20605 (vmlal_high_laneq_u32): Likewise.
20607 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
20609 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlsl_hi_n
20610 builtin generator macros.
20611 * config/aarch64/aarch64-simd.md (aarch64_<su>mlsl_hi_n<mode>_insn):
20613 (aarch64_<su>mlsl_hi_n<mode>): Define.
20614 * config/aarch64/arm_neon.h (vmlsl_high_n_s16): Use RTL builtin
20615 instead of inline asm.
20616 (vmlsl_high_n_s32): Likewise.
20617 (vmlsl_high_n_u16): Likewise.
20618 (vmlsl_high_n_u32): Likewise.
20620 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
20622 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlal_hi_n
20623 builtin generator macros.
20624 * config/aarch64/aarch64-simd.md (aarch64_<su>mlal_hi_n<mode>_insn):
20626 (aarch64_<su>mlal_hi_n<mode>): Define.
20627 * config/aarch64/arm_neon.h (vmlal_high_n_s16): Use RTL builtin
20628 instead of inline asm.
20629 (vmlal_high_n_s32): Likewise.
20630 (vmlal_high_n_u16): Likewise.
20631 (vmlal_high_n_u32): Likewise.
20633 2021-02-03 Jonathan Wright <jonathan.wright@arm.com>
20635 * config/aarch64/aarch64-simd-builtins.def: Add RTL builtin
20637 * config/aarch64/aarch64-simd.md (*aarch64_<su>mlal_hi<mode>):
20639 (aarch64_<su>mlal_hi<mode>_insn): This.
20640 (aarch64_<su>mlal_hi<mode>): Define.
20641 * config/aarch64/arm_neon.h (vmlal_high_s8): Use RTL builtin
20642 instead of inline asm.
20643 (vmlal_high_s16): Likewise.
20644 (vmlal_high_s32): Likewise.
20645 (vmlal_high_u8): Likewise.
20646 (vmlal_high_u16): Likewise.
20647 (vmlal_high_u32): Likewise.
20649 2021-02-03 Ilya Leoshkevich <iii@linux.ibm.com>
20651 * lra-spills.c (remove_pseudos): Call lra_update_insn_recog_data()
20652 after calling alter_subreg() on a (mem).
20654 2021-02-03 Martin Liska <mliska@suse.cz>
20657 * lto-streamer-out.c (produce_lto_section): Fill up missing
20659 * lto-streamer.h (struct lto_section): Add _padding field.
20661 2021-02-03 Richard Biener <rguenther@suse.de>
20663 * lto-streamer.c (lto_get_section_name): Free temporary
20665 * tree-loop-distribution.c
20666 (loop_distribution::merge_dep_scc_partitions): Free edge data.
20668 2021-02-03 Jakub Jelinek <jakub@redhat.com>
20670 PR middle-end/97487
20671 * ifcvt.c (noce_can_force_operand): New function.
20672 (noce_emit_move_insn): Use it.
20673 (noce_try_sign_mask): Likewise. Formatting fix.
20675 2021-02-03 Jakub Jelinek <jakub@redhat.com>
20677 PR middle-end/97971
20678 * lra-constraints.c (process_alt_operands): For inline asm, don't call
20679 fatal_insn, but instead return false.
20681 2021-02-03 Jakub Jelinek <jakub@redhat.com>
20683 PR tree-optimization/98287
20684 * config/i386/mmx.md (<insn><mode>3): For shifts don't enable expander
20687 2021-02-03 Tamar Christina <tamar.christina@arm.com>
20689 PR tree-optimization/98928
20690 * tree-vect-loop.c (vect_analyze_loop_2): Change
20691 STMT_VINFO_SLP_VECT_ONLY to STMT_VINFO_SLP_VECT_ONLY_PATTERN.
20692 * tree-vect-slp-patterns.c (complex_pattern::build): Likewise.
20693 * tree-vectorizer.h (STMT_VINFO_SLP_VECT_ONLY_PATTERN): New.
20694 (class _stmt_vec_info): Add slp_vect_pattern_only_p.
20696 2021-02-02 Richard Biener <rguenther@suse.de>
20698 * gimple-loop-interchange.cc (prepare_data_references):
20700 * gimple-loop-jam.c (tree_loop_unroll_and_jam): Likewise.
20701 * tree-ssa-loop-im.c (hoist_memory_references): Likewise.
20702 * tree-vect-stmts.c (vectorizable_condition): Do not
20704 (vectorizable_comparison): Likewise.
20706 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20708 * config/aarch64/aarch64-simd-builtins.def (ursqrte): Define builtin.
20709 * config/aarch64/aarch64-simd.md (aarch64_ursqrte<mode>): New pattern.
20710 * config/aarch64/arm_neon.h (vrsqrte_u32): Reimplement using builtin.
20711 (vrsqrteq_u32): Likewise.
20713 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20715 * config/aarch64/aarch64-simd-builtins.def (sqxtun2): Define builtin.
20716 * config/aarch64/aarch64-simd.md (aarch64_sqxtun2<mode>_le): Define.
20717 (aarch64_sqxtun2<mode>_be): Likewise.
20718 (aarch64_sqxtun2<mode>): Likewise.
20719 * config/aarch64/arm_neon.h (vqmovun_high_s16): Reimplement using builtin.
20720 (vqmovun_high_s32): Likewise.
20721 (vqmovun_high_s64): Likewise.
20722 * config/aarch64/iterators.md (UNSPEC_SQXTUN2): Define.
20724 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20726 * config/aarch64/aarch64-simd-builtins.def (bfdot_lane, bfdot_laneq): Use
20728 (bfmlalb_lane, bfmlalt_lane, bfmlalb_lane_q, bfmlalt_lane_q): Use FP flags.
20730 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20732 * config/aarch64/aarch64-simd-builtins.def (fcmla_lane0, fcmla_lane90,
20733 fcmla_lane180, fcmla_lane270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
20734 fcmlaq_lane270, scvtf, ucvtf, fcvtzs, fcvtzu, scvtfsi, scvtfdi, ucvtfsi,
20735 ucvtfdi, fcvtzshf, fcvtzuhf, fmlal_lane_low, fmlsl_lane_low,
20736 fmlal_laneq_low, fmlsl_laneq_low, fmlalq_lane_low, fmlslq_lane_low,
20737 fmlalq_laneq_low, fmlslq_laneq_low, fmlal_lane_high, fmlsl_lane_high,
20738 fmlal_laneq_high, fmlsl_laneq_high, fmlalq_lane_high, fmlslq_lane_high,
20739 fmlalq_laneq_high, fmlslq_laneq_high): Use FP flags.
20741 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20743 * config/aarch64/aarch64-builtins.c (FLAG_LOAD): Define.
20744 * config/aarch64/aarch64-simd-builtins.def (ld1x2, ld2, ld3, ld4, ld2r,
20745 ld3r, ld4r, ld1, ld1x3, ld1x4): Use LOAD flags.
20747 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20749 * config/aarch64/aarch64-simd-builtins.def (combine, zip1, zip2,
20750 uzp1, uzp2, trn1, trn2, simd_bsl): Use AUTO_FP flags.
20752 2021-02-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20754 * config/aarch64/aarch64-simd-builtins.def (clrsb, clz, ctz, popcount,
20755 vec_smult_lane_, vec_smlal_lane_, vec_smult_laneq_, vec_smlal_laneq_,
20756 vec_umult_lane_, vec_umlal_lane_, vec_umult_laneq_, vec_umlal_laneq_,
20757 ashl, sshl, ushl, srshl, urshl, sdot_lane, udot_lane, sdot_laneq,
20758 udot_laneq, usdot_lane, usdot_laneq, sudot_lane, sudot_laneq, ashr,
20759 ashr_simd, lshr, lshr_simd, srshr_n, urshr_n, ssra_n, usra_n, srsra_n,
20760 ursra_n, sshll_n, ushll_n, sshll2_n, ushll2_n, ssri_n, usri_n, ssli_n,
20761 ssli_n, usli_n, bswap, rbit, simd_bsl, eor3q, rax1q, xarq, bcaxq): Use
20762 NONE builtin flags.
20764 2021-02-02 Jakub Jelinek <jakub@redhat.com>
20766 PR tree-optimization/98848
20767 * tree-vect-patterns.c (vect_recog_over_widening_pattern): Punt if
20768 STMT_VINFO_DEF_TYPE (last_stmt_info) is vect_reduction_def.
20770 2021-02-02 Kito Cheng <kito.cheng@sifive.com>
20773 * expr.c: Check mode before calling store_expr.
20775 2021-02-02 Christophe Lyon <christophe.lyon@linaro.org>
20777 * config/arm/iterators.md (supf): Remove VORNQ_S and VORNQ_U.
20779 * config/arm/mve.md (mve_vornq_s<mode>): New entry for vorn
20780 instruction using expression ior.
20781 (mve_vornq_u<mode>): New expander.
20782 (mve_vornq_f<mode>): Use ior code instead of unspec.
20783 * config/arm/unspecs.md (VORNQ_S, VORNQ_U, VORNQ_F): Remove.
20785 2021-02-02 Alexandre Oliva <oliva@adacore.com>
20787 * tree-nested.c (convert_nonlocal_reference_op): Move
20788 current_function_decl restore after re-gimplification.
20789 (convert_local_reference_op): Likewise.
20791 2021-02-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20793 * config/aarch64/aarch64-simd-builtins.def (rshrn, rshrn2):
20795 * config/aarch64/aarch64-simd.md (aarch64_rshrn<mode>_insn_le):
20797 (aarch64_rshrn<mode>_insn_be): Likewise.
20798 (aarch64_rshrn<mode>): Likewise.
20799 (aarch64_rshrn2<mode>_insn_le): Likewise.
20800 (aarch64_rshrn2<mode>_insn_be): Likewise.
20801 (aarch64_rshrn2<mode>): Likewise.
20802 * config/aarch64/aarch64.md (unspec): Add UNSPEC_RSHRN.
20803 * config/aarch64/arm_neon.h (vrshrn_high_n_s16): Reimplement
20805 (vrshrn_high_n_s32): Likewise.
20806 (vrshrn_high_n_s64): Likewise.
20807 (vrshrn_high_n_u16): Likewise.
20808 (vrshrn_high_n_u32): Likewise.
20809 (vrshrn_high_n_u64): Likewise.
20810 (vrshrn_n_s16): Likewise.
20811 (vrshrn_n_s32): Likewise.
20812 (vrshrn_n_s64): Likewise.
20813 (vrshrn_n_u16): Likewise.
20814 (vrshrn_n_u32): Likewise.
20815 (vrshrn_n_u64): Likewise.
20817 2021-02-01 Sergei Trofimovich <siarheit@google.com>
20819 PR tree-optimization/98499
20820 * ipa-modref.c (analyze_ssa_name_flags): treat RVO
20821 conservatively and assume all possible side-effects.
20823 2021-02-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20825 * config/aarch64/aarch64-simd-builtins.def (vec_unpacks_hi,
20826 vec_unpacku_hi_): Define builtins.
20827 * config/aarch64/arm_neon.h (vmovl_high_s8): Reimplement using
20829 (vmovl_high_s16): Likewise.
20830 (vmovl_high_s32): Likewise.
20831 (vmovl_high_u8): Likewise.
20832 (vmovl_high_u16): Likewise.
20833 (vmovl_high_u32): Likewise.
20835 2021-02-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20837 * config/aarch64/aarch64-simd-builtins.def (sabdl, uabdl):
20839 * config/aarch64/aarch64-simd.md (aarch64_<sur>abdl<mode>): New
20841 * config/aarch64/aarch64.md (unspec): Define UNSPEC_SABDL,
20843 * config/aarch64/arm_neon.h (vabdl_s8): Reimplemet using
20845 (vabdl_s16): Likewise.
20846 (vabdl_s32): Likewise.
20847 (vabdl_u8): Likewise.
20848 (vabdl_u16): Likewise.
20849 (vabdl_u32): Likewise.
20850 * config/aarch64/iterators.md (ABDL): New int iterator.
20851 (sur): Handle UNSPEC_SABDL, UNSPEC_UABDL.
20853 2021-02-01 Martin Sebor <msebor@redhat.com>
20855 * tree.h (BLOCK_VARS): Add comment.
20856 (BLOCK_SUBBLOCKS): Same.
20857 (BLOCK_SUPERCONTEXT): Same.
20858 (BLOCK_ABSTRACT_ORIGIN): Same.
20859 (inlined_function_outer_scope_p): Same.
20861 2021-02-01 Martin Sebor <msebor@redhat.com>
20863 PR middle-end/97172
20864 * attribs.c (attr_access::free_lang_data): Define new function.
20865 * attribs.h (attr_access::free_lang_data): Declare new function.
20867 2021-02-01 Richard Biener <rguenther@suse.de>
20869 * vec.h (auto_vec::auto_vec): Add memory stat parameters
20871 * bitmap.h (auto_bitmap::auto_bitmap): Likewise.
20873 2021-02-01 Tamar Christina <tamar.christina@arm.com>
20875 * config/aarch64/aarch64-simd.md (aarch64_<su>mlal_n<mode>,
20876 aarch64_<su>mlsl<mode>, aarch64_<su>mlsl_n<mode>): Flip mult operands.
20878 2021-02-01 Richard Biener <rguenther@suse.de>
20880 PR rtl-optimization/98863
20881 * config/i386/i386-features.c (convert_scalars_to_vector):
20882 Set DF_RD_PRUNE_DEAD_DEFS.
20884 2021-01-31 Eric Botcazou <ebotcazou@adacore.com>
20886 * system.h (SIZE_MAX): Define if not already defined.
20888 2021-01-30 Aaron Sawdey <acsawdey@linux.ibm.com>
20890 * config/rs6000/genfusion.pl (gen_2logical): New function to
20891 generate patterns for logical-logical fusion.
20892 * config/rs6000/fusion.md: Regenerated patterns.
20893 * config/rs6000/rs6000-cpus.def: Add
20894 OPTION_MASK_P10_FUSION_2LOGICAL.
20895 * config/rs6000/rs6000.c (rs6000_option_override_internal):
20896 Enable logical-logical fusion for p10.
20897 * config/rs6000/rs6000.opt: Add -mpower10-fusion-2logical.
20899 2021-01-30 David Edelsohn <dje.gcc@gmail.com>
20901 * config/rs6000/rs6000.opt: Add periods to new AIX options.
20903 2021-01-30 David Edelsohn <dje.gcc@gmail.com>
20905 * config/rs6000/rs6000.opt (mabi=vec-extabi): New.
20906 (mabi=vec-default): New.
20907 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Define
20908 __EXTABI__ for AIX Vector extended ABI.
20909 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print AIX Vector
20911 (conditional_register_usage): If AIX vec_extabi enabled, vs20-vs31
20913 * doc/invoke.texi (PowerPC mabi): Add AIX vec-extabi and vec-default.
20915 2021-01-30 Jakub Jelinek <jakub@redhat.com>
20917 * config/i386/i386-features.c (remove_partial_avx_dependency): Clear
20918 DF_DEFER_INSN_RESCAN after calling df_process_deferred_rescans.
20920 2021-01-29 Vladimir N. Makarov <vmakarov@redhat.com>
20923 * lra-constraints.c (in_class_p): Don't narrow class only for REG
20926 2021-01-29 Will Schmidt <will_schmidt@vnet.ibm.com>
20928 * config/rs6000/rs6000-call.c (rs6000_expand_binup_builtin): Add
20929 clauses for CODE_FOR_vsx_xvcvuxddp_scale and
20930 CODE_FOR_vsx_xvcvsxddp_scale to the parameter checking code.
20932 2021-01-29 Andrew MacLeod <amacleod@redhat.com>
20934 PR tree-optimization/98866
20935 * gimple-range-gori.h (gori_compute:set_range_invariant): New.
20936 * gimple-range-gori.cc (gori_map::set_range_invariant): New.
20937 (gori_map::m_maybe_invariant): Rename from all_outgoing.
20938 (gori_map::gori_map): Rename all_outgoing to m_maybe_invariant.
20939 (gori_map::is_export_p): Ditto.
20940 (gori_map::calculate_gori): Ditto.
20941 (gori_compute::set_range_invariant): New.
20942 * gimple-range.cc (gimple_ranger::range_of_stmt): Set range
20943 invariant for pointers evaluating to [1, +INF].
20945 2021-01-29 Richard Biener <rguenther@suse.de>
20947 PR rtl-optimization/98863
20948 * config/i386/i386-features.c (remove_partial_avx_dependency):
20949 Do not perform DF analysis.
20950 (pass_data_remove_partial_avx_dependency): Remove
20953 2021-01-29 Jonathan Wright <jonathan.wright@arm.com>
20955 * config/aarch64/aarch64-simd-builtins.def: Add [su]mull_n
20956 builtin generator macros.
20957 * config/aarch64/aarch64-simd.md (aarch64_<su>mull_n<mode>):
20959 * config/aarch64/arm_neon.h (vmull_n_s16): Use RTL builtin
20960 instead of inline asm.
20961 (vmull_n_s32): Likewise.
20962 (vmull_n_u16): Likewise.
20963 (vmull_n_u32): Likewise.
20965 2021-01-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20967 * config/aarch64/aarch64-simd-builtins.def (sabdl2, uabdl2):
20969 * config/aarch64/aarch64-simd.md (aarch64_<sur>abdl2<mode>_3):
20971 (aarch64_<sur>abdl2<mode>): ... This.
20972 (<sur>sadv16qi): Adjust use of above.
20973 * config/aarch64/arm_neon.h (vabdl_high_s8): Reimplement using
20975 (vabdl_high_s16): Likewise.
20976 (vabdl_high_s32): Likewise.
20977 (vabdl_high_u8): Likewise.
20978 (vabdl_high_u16): Likewise.
20979 (vabdl_high_u32): Likewise.
20981 2021-01-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20983 * config/aarch64/aarch64-simd-builtins.def (sabal2): Define
20985 (uabal2): Likewise.
20986 * config/aarch64/aarch64-simd.md (aarch64_<sur>abal2<mode>): New
20988 * config/aarch64/aarch64.md (unspec): Add UNSPEC_SABAL2 and
20990 * config/aarch64/arm_neon.h (vabal_high_s8): Reimplement using
20992 (vabal_high_s16): Likewise.
20993 (vabal_high_s32): Likewise.
20994 (vabal_high_u8): Likewise.
20995 (vabal_high_u16): Likewise.
20996 (vabal_high_u32): Likewise.
20997 * config/aarch64/iterators.md (ABAL2): New mode iterator.
20998 (sur): Handle UNSPEC_SABAL2, UNSPEC_UABAL2.
21000 2021-01-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21002 * config/aarch64/aarch64-simd-builtins.def (sabal): Define
21005 * config/aarch64/aarch64-simd.md (aarch64_<sur>abal<mode>_4):
21007 (aarch64_<sur>abal<mode>): ... This
21008 (<sur>sadv16qi): Adust use of the above.
21009 * config/aarch64/arm_neon.h (vabal_s8): Reimplement using
21011 (vabal_s16): Likewise.
21012 (vabal_s32): Likewise.
21013 (vabal_u8): Likewise.
21014 (vabal_u16): Likewise.
21015 (vabal_u32): Likewise.
21017 2021-01-29 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21019 * config/aarch64/aarch64-simd-builtins.def (saddlv, uaddlv):
21021 * config/aarch64/aarch64-simd.md (aarch64_<su>addlv<mode>):
21023 * config/aarch64/arm_neon.h (vaddlv_s8): Reimplement using
21025 (vaddlv_s16): Likewise.
21026 (vaddlv_u8): Likewise.
21027 (vaddlv_u16): Likewise.
21028 (vaddlvq_s8): Likewise.
21029 (vaddlvq_s16): Likewise.
21030 (vaddlvq_s32): Likewise.
21031 (vaddlvq_u8): Likewise.
21032 (vaddlvq_u16): Likewise.
21033 (vaddlvq_u32): Likewise.
21034 (vaddlv_s32): Likewise.
21035 (vaddlv_u32): Likewise.
21036 * config/aarch64/iterators.md (VDQV_L): New mode iterator.
21037 (unspec): Add UNSPEC_SADDLV, UNSPEC_UADDLV.
21038 (Vwstype): New mode attribute.
21040 (VWIDE_S): Likewise.
21041 (USADDLV): New int iterator.
21042 (su): Handle UNSPEC_SADDLV, UNSPEC_UADDLV.
21044 2021-01-29 Jonathan Wright <jonathan.wright@arm.com>
21046 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlsl_lane[q]
21047 builtin generator macros.
21048 * config/aarch64/aarch64-simd.md (aarch64_vec_<su>mlsl_lane<Qlane>):
21050 * config/aarch64/arm_neon.h (vmlsl_lane_s16): Use RTL builtin
21051 instead of inline asm.
21052 (vmlsl_lane_s32): Likewise.
21053 (vmlsl_lane_u16): Likewise.
21054 (vmlsl_lane_u32): Likewise.
21055 (vmlsl_laneq_s16): Likewise.
21056 (vmlsl_laneq_s32): Likewise.
21057 (vmlsl_laneq_u16): Likewise.
21058 (vmlsl_laneq_u32): Likewise.
21060 2021-01-29 Richard Biener <rguenther@suse.de>
21062 * doc/invoke.texi (--param max-gcse-memory): Document unit
21064 * gcse.c (gcse_or_cprop_is_too_expensive): Adjust.
21065 * params.opt (--param max-gcse-memory): Adjust default and
21066 document unit of size.
21068 2021-01-29 Richard Biener <rguenther@suse.de>
21070 PR rtl-optimization/98863
21071 * gcse.c (gcse_or_cprop_is_too_expensive): Use unsigned
21072 HOST_WIDE_INT for the memory estimate.
21074 2021-01-29 Bin Cheng <bin.cheng@linux.alibaba.com>
21075 Richard Biener <rguenther@suse.de>
21077 PR tree-optimization/97627
21078 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
21079 Do not analyze fake edges.
21081 2021-01-29 Richard Biener <rguenther@suse.de>
21083 PR rtl-optimization/98144
21084 * df.h (df_mir_bb_info): Add con_visited member.
21085 * df-problems.c (df_mir_alloc): Initialize con_visited,
21086 do not fully populate IN and OUT.
21087 (df_mir_reset): Likewise.
21088 (df_mir_confluence_0): Set con_visited.
21089 (df_mir_confluence_n): Properly handle implicitely
21090 fully populated IN and OUT as designated by con_visited
21091 and update con_visited accordingly.
21093 2021-01-29 Jakub Jelinek <jakub@redhat.com>
21096 * config/arm/vec-common.md (mve_vshlq_<supf><mode>,
21097 vashl<mode>3, vashr<mode>3, vlshr<mode>3): Add
21098 && !TARGET_REALLY_IWMMXT to conditions.
21100 2021-01-29 Jakub Jelinek <jakub@redhat.com>
21103 * cfgbuild.c (find_bb_boundaries): Reset debug_insn when seeing
21106 2021-01-28 Marek Polacek <polacek@redhat.com>
21109 * stor-layout.c (finalize_type_size): If we reset TYPE_USER_ALIGN in
21110 the main variant, maybe reset it in its variants too.
21111 * tree.c (check_base_type): Return true only if TYPE_USER_ALIGN match.
21112 (check_aligned_type): Check if TYPE_USER_ALIGN match.
21114 2021-01-28 Christophe Lyon <christophe.lyon@linaro.org>
21117 * config/arm/arm.c (arm_rtx_costs_internal): Adjust cost of vector
21118 of constant zero for comparisons.
21120 2021-01-28 Michael Meissner <meissner@linux.ibm.com>
21122 * config/rs6000/rs6000.c (rs6000_mangle_decl_assembler_name): Add
21123 support for mapping built-in function names for long double
21124 built-in functions if long double is IEEE 128-bit.
21126 2021-01-28 Jonathan Wright <jonathan.wright@arm.com>
21128 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlsl_n
21129 builtin generator macros.
21130 * config/aarch64/aarch64-simd.md (aarch64_<su>mlsl_n<mode>):
21132 * config/aarch64/arm_neon.h (vmlsl_n_s16): Use RTL builtin
21133 instead of inline asm.
21134 (vmlsl_n_s32): Likewise.
21135 (vmlsl_n_u16): Likewise.
21136 (vmlsl_n_u32): Likewise.
21138 2021-01-28 Jonathan Wright <jonathan.wright@arm.com>
21140 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlal_n
21141 builtin generator macros.
21142 * config/aarch64/aarch64-simd.md (aarch64_<su>mlal_n<mode>):
21144 * config/aarch64/arm_neon.h (vmlal_n_s16): Use RTL builtin
21145 instead of inline asm.
21146 (vmlal_n_s32): Likewise.
21147 (vmlal_n_u16): Likewise.
21148 (vmlal_n_u32): Likewise.
21150 2021-01-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21152 * config/aarch64/aarch64-simd-builtins.def (shrn2): Define
21154 * config/aarch64/aarch64-simd.md (aarch64_shrn2<mode>_insn_le):
21156 (aarch64_shrn2<mode>_insn_be): Likewise.
21157 (aarch64_shrn2<mode>): Likewise.
21158 * config/aarch64/arm_neon.h (vshrn_high_n_s16): Reimlplement
21160 (vshrn_high_n_s32): Likewise.
21161 (vshrn_high_n_s64): Likewise.
21162 (vshrn_high_n_u16): Likewise.
21163 (vshrn_high_n_u32): Likewise.
21164 (vshrn_high_n_u64): Likewise.
21166 2021-01-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21168 * config/aarch64/aarch64-simd-builtins.def (shrn): Define
21170 * config/aarch64/aarch64-simd.md (aarch64_shrn<mode>_insn_le):
21172 (aarch64_shrn<mode>_insn_be): Likewise.
21173 (aarch64_shrn<mode>): Likewise.
21174 * config/aarch64/arm_neon.h (vshrn_n_s16): Reimplement using
21176 (vshrn_n_s32): Likewise.
21177 (vshrn_n_s64): Likewise.
21178 (vshrn_n_u16): Likewise.
21179 (vshrn_n_u32): Likewise.
21180 (vshrn_n_u64): Likewise.
21181 * config/aarch64/iterators.md (vn_mode): New mode attribute.
21183 2021-01-28 Richard Biener <rguenther@suse.de>
21185 PR rtl-optimization/80960
21186 * dse.c (check_mem_read_rtx): Call get_addr on the
21189 2021-01-28 Xionghu Luo <luoxhu@linux.ibm.com>
21190 David Edelsohn <dje.gcc@gmail.com>
21193 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21194 Don't generate VIEW_CONVERT_EXPR for fcode ALTIVEC_BUILTIN_VEC_INSERT
21196 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_set_var):
21198 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Remove the
21199 wrapper call rs6000_expand_vector_set_var for cleanup. Call
21200 rs6000_expand_vector_set_var_p9 and rs6000_expand_vector_set_var_p8
21202 (rs6000_expand_vector_set_var): Delete.
21203 (rs6000_expand_vector_set_var_p9): Make static.
21204 (rs6000_expand_vector_set_var_p8): Make static.
21206 2021-01-28 Xing GUO <higuoxing@gmail.com>
21208 * common/config/riscv/riscv-common.c
21209 (riscv_subset_list::parsing_subset_version): Fix -march option parsing
21210 when `p` extension exists.
21212 2021-01-27 Vladimir N. Makarov <vmakarov@redhat.com>
21214 PR rtl-optimization/97684
21215 * ira.c (ira): Call ira_set_pseudo_classes before
21216 update_equiv_regs when it is necessary.
21218 2021-01-27 Jakub Jelinek <jakub@redhat.com>
21221 * config/aarch64/aarch64.md (*aarch64_bfxilsi_uxtw): Use
21222 %w0, %w1 and %2 instead of %0, %1 and %2.
21224 2021-01-27 Aaron Sawdey <acsawdey@linux.ibm.com>
21226 * config/rs6000/genfusion.pl: New script to generate
21227 define_insn_and_split patterns so combine can arrange fused
21228 instructions next to each other.
21229 * config/rs6000/fusion.md: New file, generated fused instruction
21230 patterns for combine.
21231 * config/rs6000/predicates.md (const_m1_to_1_operand): New predicate.
21232 (non_update_memory_operand): New predicate.
21233 * config/rs6000/rs6000-cpus.def: Add OPTION_MASK_P10_FUSION and
21234 OPTION_MASK_P10_FUSION_LD_CMPI to ISA_3_1_MASKS_SERVER and
21236 * config/rs6000/rs6000-protos.h (address_is_non_pfx_d_or_x): Add
21238 * config/rs6000/rs6000.c (rs6000_option_override_internal):
21239 Automatically set OPTION_MASK_P10_FUSION and
21240 OPTION_MASK_P10_FUSION_LD_CMPI if target is power10.
21241 (rs600_opt_masks): Allow -mpower10-fusion
21242 in function attributes.
21243 (address_is_non_pfx_d_or_x): New function.
21244 * config/rs6000/rs6000.h: Add MASK_P10_FUSION.
21245 * config/rs6000/rs6000.md: Include fusion.md.
21246 * config/rs6000/rs6000.opt: Add -mpower10-fusion
21247 and -mpower10-fusion-ld-cmpi.
21248 * config/rs6000/t-rs6000: Add dependencies involving fusion.md.
21250 2021-01-27 Jonathan Wright <jonathan.wright@arm.com>
21252 * config/aarch64/aarch64-simd-builtins.def: Add [su]mlal
21253 builtin generator macros.
21254 * config/aarch64/aarch64-simd.md (*aarch64_<su>mlal<mode>):
21256 (aarch64_<su>mlal<mode>): This.
21257 * config/aarch64/arm_neon.h (vmlal_s8): Use RTL builtin
21258 instead of inline asm.
21259 (vmlal_s16): Likewise.
21260 (vmlal_s32): Likewise.
21261 (vmlal_u8): Likewise.
21262 (vmlal_u16): Likewise.
21263 (vmlal_u32): Likewise.
21265 2021-01-27 Richard Biener <rguenther@suse.de>
21267 PR tree-optimization/98854
21268 * tree-vect-slp.c (vect_build_slp_tree_2): Also build
21269 PHIs from scalars when the number of CTORs matches the
21270 number of children.
21272 2021-01-27 Jonathan Wright <jonathan.wright@arm.com>
21274 * config/aarch64/aarch64-simd-builtins.def: Add mls_n builtin
21276 * config/aarch64/aarch64-simd.md (*aarch64_mls_elt_merge<mode>):
21278 (aarch64_mls_n<mode>): This.
21279 * config/aarch64/arm_neon.h (vmls_n_s16): Use RTL builtin
21281 (vmls_n_s32): Likewise.
21282 (vmls_n_u16): Likewise.
21283 (vmls_n_u32): Likewise.
21284 (vmlsq_n_s16): Likewise.
21285 (vmlsq_n_s32): Likewise.
21286 (vmlsq_n_u16): Likewise.
21287 (vmlsq_n_u32): Likewise.
21289 2021-01-27 Jonathan Wright <jonathan.wright@arm.com>
21291 * config/aarch64/aarch64-simd-builtins.def: Add mls builtin
21293 * config/aarch64/arm_neon.h (vmls_s8): Use RTL builtin rather
21295 (vmls_s16): Likewise.
21296 (vmls_s32): Likewise.
21297 (vmls_u8): Likewise.
21298 (vmls_u16): Likewise.
21299 (vmls_u32): Likewise.
21300 (vmlsq_s8): Likewise.
21301 (vmlsq_s16): Likewise.
21302 (vmlsq_s32): Likewise.
21303 (vmlsq_u8): Likewise.
21304 (vmlsq_u16): Likewise.
21305 (vmlsq_u32): Likewise.
21307 2021-01-27 Jonathan Wright <jonathan.wright@arm.com>
21309 * config/aarch64/aarch64-simd-builtins.def: Add mla_n builtin
21311 * config/aarch64/aarch64-simd.md (*aarch64_mla_elt_merge<mode>):
21313 (aarch64_mla_n<mode>): This.
21314 * config/aarch64/arm_neon.h (vmla_n_s16): Use RTL builtin
21316 (vmla_n_s32): Likewise.
21317 (vmla_n_u16): Likewise.
21318 (vmla_n_u32): Likewise.
21319 (vmlaq_n_s16): Likewise.
21320 (vmlaq_n_s32): Likewise.
21321 (vmlaq_n_u16): Likewise.
21322 (vmlaq_n_u32): Likewise.
21324 2021-01-27 liuhongt <hongtao.liu@intel.com>
21327 * config/i386/sse.md (sse2_gt<mode>3): Drop !TARGET_XOP in condition.
21328 (*sse2_eq<mode>3): Ditto.
21330 2021-01-27 Jakub Jelinek <jakub@redhat.com>
21332 * tree-pass.h (PROP_trees): Rename to ...
21333 (PROP_gimple): ... this.
21334 * cfgexpand.c (pass_data_expand): Replace PROP_trees with PROP_gimple.
21335 * passes.c (execute_function_dump, execute_function_todo,
21336 execute_one_ipa_transform_pass, execute_one_pass): Likewise.
21337 * varpool.c (ctor_for_folding): Likewise.
21339 2021-01-27 Jakub Jelinek <jakub@redhat.com>
21341 PR tree-optimization/97260
21342 * varpool.c: Include tree-pass.h.
21343 (ctor_for_folding): In GENERIC return DECL_INITIAL for TREE_READONLY
21344 non-TREE_SIDE_EFFECTS automatic variables.
21346 2021-01-26 Paul Fee <paul.f.fee@gmail.com>
21348 * doc/cpp.texi (__cplusplus): Document value for -std=c++23
21350 * doc/invoke.texi: Document -std=c++23 and -std=gnu++23.
21351 * dwarf2out.c (highest_c_language): Recognise C++20 and C++23.
21352 (gen_compile_unit_die): Recognise C++23.
21354 2021-01-26 Jakub Jelinek <jakub@redhat.com>
21357 * dwarf2asm.c (dw2_assemble_integer): Cast DWARF2_ADDR_SIZE to int
21360 2021-01-26 Jakub Jelinek <jakub@redhat.com>
21363 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
21364 Use UINTVAL (shft_amnt) and UINTVAL (mask) instead of INTVAL (shft_amnt)
21365 and INTVAL (mask). Add && INTVAL (mask) > 0 condition.
21367 2021-01-26 Richard Biener <rguenther@suse.de>
21369 * gimple-pretty-print.c (dump_binary_rhs): Handle
21370 VEC_WIDEN_{PLUS,MINUS}_{LO,HI}_EXPR.
21372 2021-01-26 Richard Biener <rguenther@suse.de>
21374 PR middle-end/98726
21375 * tree.h (vector_cst_int_elt): Remove.
21376 * tree.c (vector_cst_int_elt): Use poly_wide_int for computations,
21379 2021-01-26 Andrew Stubbs <ams@codesourcery.com>
21381 * config/gcn/gcn.c (gcn_expand_reduc_scalar): Use move instructions
21382 for V64DFmode min/max reductions.
21384 2021-01-26 Jakub Jelinek <jakub@redhat.com>
21386 * dwarf2asm.c (dw2_assemble_integer): Handle size twice as large
21387 as DWARF2_ADDR_SIZE if x is not a scalar int by emitting it as
21388 two halves, one with x and the other with const0_rtx, ordered
21389 depending on endianity.
21391 2021-01-26 Alexandre Oliva <oliva@adacore.com>
21393 * gimplify.c (gimplify_decl_expr): Skip asan marking calls for
21394 temporaries not seen in binding block, and not about to be
21395 added as gimple variables.
21397 2021-01-25 Martin Sebor <msebor@redhat.com>
21400 * tree-ssa-ccp.c (pass_post_ipa_warn::execute): Adjust warning text.
21402 2021-01-25 Martin Liska <mliska@suse.cz>
21404 * value-prof.c (get_nth_most_common_value): Use %s instead
21407 2021-01-25 Jakub Jelinek <jakub@redhat.com>
21410 * configure.ac (HAVE_AS_GDWARF_5_DEBUG_FLAG): Only define if
21411 readelf -wi is able to read the emitted .debug_info back.
21412 * configure: Regenerated.
21414 2021-01-25 Martin Liska <mliska@suse.cz>
21416 PR gcov-profile/98739
21417 * common.opt: Add missing sign symbol.
21418 * value-prof.c (get_nth_most_common_value): Restore handling
21419 of PROFILE_REPRODUCIBILITY_PARALLEL_RUNS and
21420 PROFILE_REPRODUCIBILITY_MULTITHREADED.
21422 2021-01-25 Richard Biener <rguenther@suse.de>
21424 PR middle-end/98807
21425 * tree.c (vector_element_bits): Always use precision of
21426 the element type for boolean vectors.
21428 2021-01-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
21430 * config/rtems.h (STARTFILE_SPEC): Remove qnolinkcmds.
21431 (ENDFILE_SPEC): Evaluate qnolinkcmds.
21433 2021-01-25 Sebastian Huber <sebastian.huber@embedded-brains.de>
21435 * config/rtems.h (STARTFILE_SPEC): Remove nostdlib and
21436 nostartfiles handling since this is already done by
21437 LINK_COMMAND_SPEC. Evaluate qnolinkcmds.
21438 (ENDFILE_SPEC): Remove nostdlib and nostartfiles handling since this
21439 is already done by LINK_COMMAND_SPEC.
21440 (LIB_SPECS): Remove nostdlib and nodefaultlibs handling since
21441 this is already done by LINK_COMMAND_SPEC. Remove qnolinkcmds
21444 2021-01-25 Jakub Jelinek <jakub@redhat.com>
21447 * fold-const-call.c (host_size_t_cst_p): Renamed to ...
21448 (size_t_cst_p): ... this. Check and store unsigned HOST_WIDE_INT
21449 value rather than host size_t.
21450 (fold_const_call): Change type of s2 from size_t to
21451 unsigned HOST_WIDE_INT. Use size_t_cst_p instead of
21452 host_size_t_cst_p. For strncmp calls, pass MIN (s2, SIZE_MAX)
21453 instead of s2 as last argument.
21455 2021-01-25 Tamar Christina <tamar.christina@arm.com>
21457 * config/arm/iterators.md (rotsplit1, rotsplit2, conj_op, fcmac1,
21458 VCMLA_OP, VCMUL_OP): New.
21459 * config/arm/mve.md (mve_vcmlaq<mve_rot><mode>): Support vec_dup 0.
21460 * config/arm/neon.md (cmul<conj_op><mode>3): New.
21461 * config/arm/unspecs.md (UNSPEC_VCMLA_CONJ, UNSPEC_VCMLA180_CONJ,
21462 UNSPEC_VCMUL_CONJ): New.
21463 * config/arm/vec-common.md (cmul<conj_op><mode>3, arm_vcmla<rot><mode>,
21464 cml<fcmac1><conj_op><mode>4): New.
21466 2021-01-23 Jakub Jelinek <jakub@redhat.com>
21469 * config/rs6000/mmintrin.h (__m64): Add __may_alias__ attribute.
21471 2021-01-22 Jonathan Wright <jonathan.wright@arm.com>
21473 * config/aarch64/aarch64-simd-builtins.def: Add mla builtin
21475 * config/aarch64/arm_neon.h (vmla_s8): Use RTL builtin rather
21477 (vmla_s16): Likewise.
21478 (vmla_s32): Likewise.
21479 (vmla_u8): Likewise.
21480 (vmla_u16): Likewise.
21481 (vmla_u32): Likewise.
21482 (vmlaq_s8): Likewise.
21483 (vmlaq_s16): Likewise.
21484 (vmlaq_s32): Likewise.
21485 (vmlaq_u8): Likewise.
21486 (vmlaq_u16): Likewise.
21487 (vmlaq_u32): Likewise.
21489 2021-01-22 David Malcolm <dmalcolm@redhat.com>
21491 * doc/invoke.texi (GCC_EXTRA_DIAGNOSTIC_OUTPUT): Add @findex
21494 2021-01-22 Jakub Jelinek <jakub@redhat.com>
21497 * dwarf2out.c (output_file_names): For -gdwarf-5, if there are no
21498 filenames to emit, still emit the required 0 index directory and
21499 filename entries that match DW_AT_comp_dir and DW_AT_name of the
21502 2021-01-22 Marek Polacek <polacek@redhat.com>
21505 * doc/invoke.texi: Update C++ ABI Version 15 description.
21507 2021-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21509 PR tree-optimization/98766
21510 * tree-ssa-math-opts.c (convert_mult_to_fma): Use maybe_le when
21511 comparing against type size with param_avoid_fma_max_bits.
21513 2021-01-22 Richard Biener <rguenther@suse.de>
21515 PR middle-end/98793
21516 * tree.c (vector_element_bits): Key single-bit bool vector on
21517 integer mode rather than not vector mode.
21519 2021-01-22 Xionghu Luo <luoxhu@linux.ibm.com>
21522 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21523 Generate ARRAY_REF(VIEW_CONVERT_EXPR) for P8 and later
21525 * config/rs6000/rs6000.c (rs6000_expand_vector_set_var): Update
21526 to call different path for P8 and P9.
21527 (rs6000_expand_vector_set_var_p9): New function.
21528 (rs6000_expand_vector_set_var_p8): New function.
21530 2021-01-22 Xionghu Luo <luoxhu@linux.ibm.com>
21534 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21535 Ajdust variable index vec_insert from address dereference to
21536 ARRAY_REF(VIEW_CONVERT_EXPR) tree expression.
21537 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_set_var):
21539 * config/rs6000/rs6000.c (rs6000_expand_vector_set_var): New function.
21541 2021-01-22 Martin Liska <mliska@suse.cz>
21543 PR gcov-profile/98739
21544 * profile.c (compute_value_histograms): Drop time profile for
21545 -fprofile-reproducible=multithreaded.
21547 2021-01-22 Nathan Sidwell <nathan@acm.org>
21549 * gcc.c (process_command): Don't check OPT_SPECIAL_input_file
21552 2021-01-22 Richard Biener <rguenther@suse.de>
21554 PR middle-end/98773
21555 * tree-data-ref.c (initalize_matrix_A): Revert previous
21556 change, retaining failing on HOST_WIDE_INT_MIN CHREC_RIGHT.
21558 2021-01-22 Jakub Jelinek <jakub@redhat.com>
21560 PR tree-optimization/90248
21561 * match.pd (X cmp 0.0 ? 1.0 : -1.0 -> copysign(1, +-X),
21562 X cmp 0.0 ? -1.0 : +1.0 -> copysign(1, -+X)): Remove
21564 (X * (X cmp 0.0 ? 1.0 : -1.0) -> +-abs(X),
21565 X * (X cmp 0.0 ? -1.0 : 1.0) -> +-abs(X)): New simplifications.
21567 2021-01-22 Jakub Jelinek <jakub@redhat.com>
21569 PR tree-optimization/98255
21570 * tree-dfa.c (get_ref_base_and_extent): For ARRAY_REFs, sign
21571 extend index - low_bound from sizetype's precision rather than index
21573 (get_addr_base_and_unit_offset_1): Likewise.
21574 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Likewise.
21575 * gimple-fold.c (fold_const_aggregate_ref_1): Likewise.
21577 2021-01-22 Richard Biener <rguenther@suse.de>
21579 PR tree-optimization/98786
21580 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Avoid
21581 adding new uses of abnormals. Verify we deal with a conditional
21584 2021-01-22 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21587 * optc-save-gen.awk: Add arm_fp16_format to checked_options.
21589 2021-01-22 liuhongt <hongtao.liu@intel.com>
21593 * config/i386/sse.md (VI_128_256): New mode iterator.
21594 (*avx_cmp<mode>3_1, *avx_cmp<mode>3_2, *avx_cmp<mode>3_3,
21595 *avx_cmp<mode>3_4, *avx2_eq<mode>3, *avx2_pcmp<mode>3_1,
21596 *avx2_pcmp<mode>3_2, *avx2_gt<mode>3): New
21597 define_insn_and_split to lower avx512 vector comparison to avx
21598 version when dest is vector.
21599 (*<avx512>_cmp<mode>3,*<avx512>_cmp<mode>3,*<avx512>_ucmp<mode>3):
21600 define_insn_and_split for negating the comparison result.
21601 * config/i386/predicates.md (float_vector_all_ones_operand):
21603 * config/i386/i386-expand.c (ix86_expand_sse_movcc): Use
21604 general NOT operator without UNSPEC_MASKOP.
21606 2021-01-21 Vladimir N. Makarov <vmakarov@redhat.com>
21608 PR rtl-optimization/98777
21609 * lra-int.h (lra_pmode_pseudo): New extern.
21610 * lra.c (lra_pmode_pseudo): New global.
21612 * lra-eliminations.c (eliminate_regs_in_insn): Use it.
21614 2021-01-21 Ilya Leoshkevich <iii@linux.ibm.com>
21616 * fwprop.c (fwprop_propagation::classify_result): Allow
21617 (subreg (mem)) simplifications.
21619 2021-01-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21621 * config/aarch64/aarch64-simd.md (aarch64_sqdml<SBINQOPS:as>l<mode>):
21623 (aarch64_sqdmlal<mode>): ... This...
21624 (aarch64_sqdmlsl<mode>): ... And this.
21625 (aarch64_sqdml<SBINQOPS:as>l_lane<mode>): Split into...
21626 (aarch64_sqdmlal_lane<mode>): ... This...
21627 (aarch64_sqdmlsl_lane<mode>): ... And this.
21628 (aarch64_sqdml<SBINQOPS:as>l_laneq<mode>): Split into...
21629 (aarch64_sqdmlsl_laneq<mode>): ... This...
21630 (aarch64_sqdmlal_laneq<mode>): ... And this.
21631 (aarch64_sqdml<SBINQOPS:as>l_n<mode>): Split into...
21632 (aarch64_sqdmlsl_n<mode>): ... This...
21633 (aarch64_sqdmlal_n<mode>): ... And this.
21634 (aarch64_sqdml<SBINQOPS:as>l2<mode>_internal): Split into...
21635 (aarch64_sqdmlal2<mode>_internal): ... This...
21636 (aarch64_sqdmlsl2<mode>_internal): ... And this.
21638 2021-01-21 Christophe Lyon <christophe.lyon@linaro.org>
21640 * config/arm/arm_mve.h (__arm_vcmpneq_s8): Fix return type.
21642 2021-01-21 Andrea Corallo <andrea.corallo@arm.com>
21645 * doc/sourcebuild.texi (arm_thumb2_no_arm_v8_1_lob): Document.
21647 2021-01-21 liuhongt <hongtao.liu@intel.com>
21649 PR rtl-optimization/98694
21650 * regcprop.c (copy_value): If SRC had been assigned a mode
21651 narrower than the copy, we can't link DEST into the chain even
21652 they have same hard_regno_nregs(i.e. HImode/SImode in i386
21655 2021-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21657 * config/aarch64/aarch64-simd.md (aarch64_get_lane<mode>):
21658 Convert to define_insn_and_split. Split into simple move when moving
21661 2021-01-20 Segher Boessenkool <segher@kernel.crashing.org>
21663 * config/rs6000/rs6000.c (rs6000_emit_le_vsx_store): Change assert.
21664 Adjust comment. Simplify code.
21666 2021-01-20 Jakub Jelinek <jakub@redhat.com>
21669 * dwarf2out.c (reset_indirect_string): Also reset indirect strings
21670 with DW_FORM_line_strp form.
21671 (prune_unused_types_update_strings): Don't add into debug_str_hash
21672 indirect strings with DW_FORM_line_strp form.
21673 (adjust_name_comp_dir): New function.
21674 (dwarf2out_finish): Call it on CU DIEs after resetting
21675 debug_line_str_hash.
21677 2021-01-20 Vladimir N. Makarov <vmakarov@redhat.com>
21679 PR rtl-optimization/98722
21680 * lra-eliminations.c (eliminate_regs_in_insn): Check that target
21681 has no 3-op add insn to transform insns containing two pluses.
21683 2021-01-20 Richard Biener <rguenther@suse.de>
21685 * hwint.h (add_hwi): New function.
21686 (mul_hwi): Likewise.
21687 * tree-data-ref.c (initialize_matrix_A): Properly translate
21688 tree constants and avoid HOST_WIDE_INT_MIN.
21689 (lambda_matrix_row_add): Avoid undefined integer overflow
21690 and return true on such overflow.
21691 (lambda_matrix_right_hermite): Handle overflow from
21692 lambda_matrix_row_add gracefully. Simplify previous fix.
21693 (analyze_subscript_affine_affine): Likewise.
21695 2021-01-20 Eugene Rozenfeld <erozen@microsoft.com>
21697 PR tree-optimization/96674
21698 * match.pd: New patterns: x < y || y == XXX_MIN --> x <= y - 1
21699 x >= y && y != XXX_MIN --> x > y - 1
21701 2021-01-20 Richard Sandiford <richard.sandiford@arm.com>
21703 PR tree-optimization/98535
21704 * tree-vect-slp.c (duplicate_and_interleave): Use quick_grow_cleared.
21705 If the high and low permutes are the same, remove the high permutes
21706 from the working set and only continue with the low ones.
21708 2021-01-20 Jakub Jelinek <jakub@redhat.com>
21710 PR tree-optimization/98721
21711 * builtins.c (access_ref::inform_access): Don't assume
21712 SSA_NAME_IDENTIFIER must be non-NULL. Print messages about
21713 object whenever allocfn is NULL, rather than only when DECL_P
21714 is true. Use %qE instead of %qD for that. Formatting fixes.
21716 2021-01-20 Richard Biener <rguenther@suse.de>
21718 PR tree-optimization/98758
21719 * tree-data-ref.c (int_divides_p): Use lambda_int arguments.
21720 (lambda_matrix_right_hermite): Avoid undefinedness with
21721 signed integer abs and multiplication.
21722 (analyze_subscript_affine_affine): Use lambda_int.
21724 2021-01-20 David Malcolm <dmalcolm@redhat.com>
21727 * dwarf2out.c (output_line_info): Rename static variable
21728 "generation", moving it out of the function to...
21729 (output_line_info_generation): New.
21730 (init_sections_and_labels): Likewise, renaming the variable to...
21731 (init_sections_and_labels_generation): New.
21732 (dwarf2out_c_finalize): Reset the new variables.
21734 2021-01-19 Martin Sebor <msebor@redhat.com>
21736 PR middle-end/98664
21737 * tree-ssa-live.c (remove_unused_scope_block_p): Keep scopes for
21738 all functions, even if they're not declared artificial or inline.
21739 * tree.c (tree_inlined_location): Use macro expansion location
21740 only if scope traversal fails to expose one.
21742 2021-01-19 Richard Sandiford <richard.sandiford@arm.com>
21744 PR rtl-optimization/92294
21745 * alias.c (compare_base_symbol_refs): Take an extra parameter
21746 and add the distance between two symbols to it. Enshrine in
21747 comments that -1 means "either 0 or 1, but we can't tell
21748 which at compile time".
21749 (memrefs_conflict_p): Update call accordingly.
21750 (rtx_equal_for_memref_p): Likewise. Take the distance between symbols
21753 2021-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21755 * config/aarch64/aarch64-simd-builtins.def (sqshl, uqshl,
21756 sqrshl, uqrshl, sqadd, uqadd, sqsub, uqsub, suqadd, usqadd, sqmovn,
21757 uqmovn, sqxtn2, uqxtn2, sqabs, sqneg, sqdmlal, sqdmlsl, sqdmlal_lane,
21758 sqdmlsl_lane, sqdmlal_laneq, sqdmlsl_laneq, sqdmlal_n, sqdmlsl_n,
21759 sqdmlal2, sqdmlsl2, sqdmlal2_lane, sqdmlsl2_lane, sqdmlal2_laneq,
21760 sqdmlsl2_laneq, sqdmlal2_n, sqdmlsl2_n, sqdmull, sqdmull_lane,
21761 sqdmull_laneq, sqdmull_n, sqdmull2, sqdmull2_lane, sqdmull2_laneq,
21762 sqdmull2_n, sqdmulh, sqrdmulh, sqdmulh_lane, sqdmulh_laneq,
21763 sqrdmulh_lane, sqrdmulh_laneq, sqshrun_n, sqrshrun_n, sqshrn_n,
21764 uqshrn_n, sqrshrn_n, uqrshrn_n, sqshlu_n, sqshl_n, uqshl_n, sqrdmlah,
21765 sqrdmlsh, sqrdmlah_lane, sqrdmlsh_lane, sqrdmlah_laneq, sqrdmlsh_laneq,
21766 sqmovun): Use NONE flags.
21768 2021-01-19 Richard Biener <rguenther@suse.de>
21771 * ipa-modref.c (analyze_stmt): Only record a summary for a
21774 2021-01-19 Richard Biener <rguenther@suse.de>
21776 PR middle-end/98638
21777 * tree-ssanames.c (fini_ssanames): Zero SSA_NAME_DEF_STMT.
21779 2021-01-19 Daniel Hellstrom <daniel@gaisler.com>
21781 * config/sparc/rtemself.h (TARGET_OS_CPP_BUILTINS): Add
21782 built-in define __FIX_LEON3FT_TN0018.
21784 2021-01-19 Richard Biener <rguenther@suse.de>
21787 * tree-inline.c (tree_function_versioning): Set input_location
21788 to UNKNOWN_LOCATION throughout the function.
21790 2021-01-19 Tobias Burnus <tobias@codesourcery.com>
21793 * omp-low.c (lower_omp_target): Handle nonpointer is_device_ptr.
21795 2021-01-19 Martin Jambor <mjambor@suse.cz>
21798 * ipa-sra.c (ssa_name_only_returned_p): New parameter fun. Check
21799 whether non-call exceptions allow removal of a statement.
21800 (isra_analyze_call): Pass the appropriate function to
21801 ssa_name_only_returned_p.
21803 2021-01-19 Geng Qi <gengqi@linux.alibaba.com>
21805 * config/riscv/arch-canonicalize (longext_sort): New function for
21806 sorting 'multi-letter'.
21807 * config/riscv/multilib-generator: Adjusting the loop of 'alt' in
21808 'alts'. The 'arch' may not be the first of 'alts'.
21809 (_expand_combination): Add underline for the 'ext' without '*'.
21810 This is because, a single-letter extension can always be treated well
21811 with a '_' prefix, but it cannot be separated out if it is appended
21814 2021-01-18 Vladimir N. Makarov <vmakarov@redhat.com>
21817 * ira.c (ira): Skip abnormal critical edge splitting.
21819 2021-01-18 Jakub Jelinek <jakub@redhat.com>
21821 PR tree-optimization/98727
21822 * tree-ssa-math-opts.c (match_arith_overflow): Fix up computation of
21823 second .MUL_OVERFLOW operand for signed multiplication with overflow
21824 checking if the second operand of multiplication is not constant.
21826 2021-01-18 David Edelsohn <dje.gcc@gmail.com>
21828 * doc/invoke.texi (-gdwarf): TPF defaults to version 2 and AIX
21829 defaults to version 4.
21831 2021-01-18 David Malcolm <dmalcolm@redhat.com>
21833 * attribs.h (fndecl_dealloc_argno): New decl.
21834 * builtins.c (call_dealloc_argno): Split out second half of
21836 (fndecl_dealloc_argno): New.
21837 * doc/extend.texi (Common Function Attributes): Document the
21838 interaction between the analyzer and the malloc attribute.
21839 * doc/invoke.texi (Static Analyzer Options): Likewise.
21841 2021-01-17 David Edelsohn <dje.gcc@gmail.com>
21843 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Override
21844 dwarf_version to 4.
21845 * config/rs6000/aix72.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
21847 2021-01-17 Martin Jambor <mjambor@suse.cz>
21850 * cgraph.c (clone_of_p): Check also former_clone_of as we climb
21853 2021-01-17 Mark Wielaard <mark@klomp.org>
21855 * common.opt (gdwarf-): Init(5).
21856 * doc/invoke.texi (-gdwarf): Document default to 5.
21858 2021-01-16 Kwok Cheung Yeung <kcy@codesourcery.com>
21860 * builtin-types.def
21861 (BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT): Rename
21863 (BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT_PTR):
21864 ...this. Add extra argument.
21865 * gimplify.c (omp_default_clause): Ensure that event handle is
21866 firstprivate in a task region.
21867 (gimplify_scan_omp_clauses): Handle OMP_CLAUSE_DETACH.
21868 (gimplify_adjust_omp_clauses): Likewise.
21869 * omp-builtins.def (BUILT_IN_GOMP_TASK): Change function type to
21870 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT_PTR_INT_PTR.
21871 * omp-expand.c (expand_task_call): Add GOMP_TASK_FLAG_DETACH to flags
21872 if detach clause specified. Add detach argument when generating
21874 * omp-low.c (scan_sharing_clauses): Setup data environment for detach
21876 (finish_taskreg_scan): Move field for variable containing the event
21877 handle to the front of the struct.
21878 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_DETACH. Fix
21880 * tree-nested.c (convert_nonlocal_omp_clauses): Handle
21881 OMP_CLAUSE_DETACH clause.
21882 (convert_local_omp_clauses): Handle OMP_CLAUSE_DETACH clause.
21883 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE_DETACH.
21884 * tree.c (omp_clause_num_ops): Add entry for OMP_CLAUSE_DETACH.
21886 (omp_clause_code_name): Add entry for OMP_CLAUSE_DETACH. Fix
21888 (walk_tree_1): Handle OMP_CLAUSE_DETACH.
21890 2021-01-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
21892 * config/nios2/t-rtems: Reset all MULTILIB_* variables. Shorten
21893 multilib directory names. Use MULTILIB_REQUIRED instead of
21894 MULTILIB_EXCEPTIONS. Add -mhw-mul -mhw-mulx -mhw-div
21895 -mcustom-fpu-cfg=fph2 multilib.
21897 2021-01-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
21899 * config/nios2/nios2.c (NIOS2_FPU_CONFIG_NUM): Adjust value.
21900 (nios2_init_fpu_configs): Provide register values for new
21901 -mcustom-fpu-cfg=fph2 option variant.
21902 * doc/invoke.texi (-mcustom-fpu-cfg=fph2): Document new option
21905 2021-01-16 Sebastian Huber <sebastian.huber@embedded-brains.de>
21907 * config/nios2/nios2.c (nios2_custom_check_insns): Remove
21908 custom instruction warnings.
21910 2021-01-16 Jakub Jelinek <jakub@redhat.com>
21912 PR tree-optimization/96669
21913 * match.pd ((CST << x) & 1 -> x == 0): New simplification.
21915 2021-01-16 Jakub Jelinek <jakub@redhat.com>
21917 PR tree-optimization/96271
21918 * passes.def: Pass false argument to first two pass_cd_dce
21919 instances and true to last instance. Add comment that
21920 last instance rewrites no longer addressed locals.
21921 * tree-ssa-dce.c (pass_cd_dce): Add update_address_taken_p member and
21923 (pass_cd_dce::set_pass_param): New method.
21924 (pass_cd_dce::execute): Return TODO_update_address_taken from
21925 last cd_dce instance.
21927 2021-01-15 Carl Love <cel@us.ibm.com>
21929 * config/rs6000/altivec.h (vec_mulh, vec_div, vec_dive, vec_mod):
21931 * config/rs6000/altivec.md (VIlong): Move define to file vsx.md.
21932 * config/rs6000/rs6000-builtin.def (DIVES_V4SI, DIVES_V2DI,
21933 DIVEU_V4SI, DIVEU_V2DI, DIVS_V4SI, DIVS_V2DI, DIVU_V4SI,
21934 DIVU_V2DI, MODS_V2DI, MODS_V4SI, MODU_V2DI, MODU_V4SI,
21935 MULHS_V2DI, MULHS_V4SI, MULHU_V2DI, MULHU_V4SI, MULLD_V2DI):
21936 Add builtin define.
21937 (MULH, DIVE, MOD): Add new BU_P10_OVERLOAD_2 definitions.
21938 * config/rs6000/rs6000-call.c (VSX_BUILTIN_VEC_DIV,
21939 VSX_BUILTIN_VEC_DIVE, P10_BUILTIN_VEC_MOD, P10_BUILTIN_VEC_MULH):
21940 New overloaded definitions.
21941 (builtin_function_type) [P10V_BUILTIN_DIVEU_V4SI,
21942 P10V_BUILTIN_DIVEU_V2DI, P10V_BUILTIN_DIVU_V4SI,
21943 P10V_BUILTIN_DIVU_V2DI, P10V_BUILTIN_MODU_V2DI,
21944 P10V_BUILTIN_MODU_V4SI, P10V_BUILTIN_MULHU_V2DI,
21945 P10V_BUILTIN_MULHU_V4SI]: Add case
21946 statement for builtins.
21947 * config/rs6000/rs6000.md (bits): Add new attribute sizes V4SI, V2DI.
21948 * config/rs6000/vsx.md (VIlong): Moved from config/rs6000/altivec.md.
21949 (UNSPEC_VDIVES, UNSPEC_VDIVEU): New unspec definitions.
21950 (vsx_mul_v2di): Add if TARGET_POWER10 statement.
21951 (vsx_udiv_v2di): Add if TARGET_POWER10 statement.
21952 (dives_<mode>, diveu_<mode>, div<mode>3, uvdiv<mode>3,
21953 mods_<mode>, modu_<mode>, mulhs_<mode>, mulhu_<mode>, mulv2di3):
21954 Add define_insn, mode is VIlong.
21955 * doc/extend.texi (vec_mulh, vec_mul, vec_div, vec_dive, vec_mod):
21956 Add builtin descriptions.
21958 2021-01-15 Eric Botcazou <ebotcazou@adacore.com>
21960 * final.c (final_start_function_1): Reset force_source_line.
21962 2021-01-15 Jakub Jelinek <jakub@redhat.com>
21964 PR tree-optimization/96669
21965 * match.pd (((1 << A) & 1) != 0 -> A == 0,
21966 ((1 << A) & 1) == 0 -> A != 0): Generalize for 1s replaced by
21967 possibly different power of two constants and to right shift too.
21969 2021-01-15 Jakub Jelinek <jakub@redhat.com>
21971 PR tree-optimization/96681
21972 * match.pd ((x < 0) ^ (y < 0) to (x ^ y) < 0): New simplification.
21973 ((x >= 0) ^ (y >= 0) to (x ^ y) < 0): Likewise.
21974 ((x < 0) ^ (y >= 0) to (x ^ y) >= 0): Likewise.
21975 ((x >= 0) ^ (y < 0) to (x ^ y) >= 0): Likewise.
21977 2021-01-15 Alexandre Oliva <oliva@adacore.com>
21979 * opts.c (gen_command_line_string): Exclude -dumpbase-ext.
21981 2021-01-15 Tamar Christina <tamar.christina@arm.com>
21983 * config/aarch64/aarch64-simd.md (cml<fcmac1><conj_op><mode>4,
21984 cmul<conj_op><mode>3): New.
21985 * config/aarch64/iterators.md (UNSPEC_FCMUL,
21986 UNSPEC_FCMUL180, UNSPEC_FCMLA_CONJ, UNSPEC_FCMLA180_CONJ,
21987 UNSPEC_CMLA_CONJ, UNSPEC_CMLA180_CONJ, UNSPEC_CMUL, UNSPEC_CMUL180,
21988 FCMLA_OP, FCMUL_OP, conj_op, rotsplit1, rotsplit2, fcmac1, sve_rot1,
21989 sve_rot2, SVE2_INT_CMLA_OP, SVE2_INT_CMUL_OP, SVE2_INT_CADD_OP): New.
21990 (rot): Add UNSPEC_FCMUL, UNSPEC_FCMUL180.
21991 (rot_op): Renamed to conj_op.
21992 * config/aarch64/aarch64-sve.md (cml<fcmac1><conj_op><mode>4,
21993 cmul<conj_op><mode>3): New.
21994 * config/aarch64/aarch64-sve2.md (cml<fcmac1><conj_op><mode>4,
21995 cmul<conj_op><mode>3): New.
21997 2021-01-15 David Malcolm <dmalcolm@redhat.com>
22001 (selftest::test_print_parseable_fixits_bytes_vs_display_columns):
22002 Escape the tempfile name when constructing the expected output.
22004 2021-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22006 * config/aarch64/aarch64-simd.md (*aarch64_<su>mlsl_hi<mode>):
22008 (aarch64_<su>mlsl_hi<mode>): ... This.
22009 (aarch64_<su>mlsl_hi<mode>): Define.
22010 (*aarch64_<su>mlsl<mode): Rename to...
22011 (aarch64_<su>mlsl<mode): ... This.
22012 * config/aarch64/aarch64-simd-builtins.def (smlsl, umlsl,
22013 smlsl_hi, umlsl_hi): Define builtins.
22014 * config/aarch64/arm_neon.h (vmlsl_high_s8, vmlsl_high_s16,
22015 vmlsl_high_s32, vmlsl_high_u8, vmlsl_high_u16, vmlsl_high_u32,
22016 vmlsl_s8, vmlsl_s16, vmlsl_s32, vmlsl_u8,
22017 vmlsl_u16, vmlsl_u32): Reimplement with builtins.
22019 2021-01-15 Uroš Bizjak <ubizjak@gmail.com>
22021 * config/i386/i386-c.c (ix86_target_macros):
22022 Use cpp_define_formatted for __SIZEOF_FLOAT80__ definition.
22024 2021-01-15 Richard Sandiford <richard.sandiford@arm.com>
22027 * config.gcc (aarch64*-*-*): Add aarch64-cc-fusion.o to extra_objs.
22028 * Makefile.in (RTL_SSA_H): New variable.
22029 * config/aarch64/t-aarch64 (aarch64-cc-fusion.o): New rule.
22030 * config/aarch64/aarch64-protos.h (make_pass_cc_fusion): Declare.
22031 * config/aarch64/aarch64-passes.def: Add pass_cc_fusion after
22033 * config/aarch64/aarch64-cc-fusion.cc: New file.
22035 2021-01-15 Richard Sandiford <richard.sandiford@arm.com>
22037 * recog.h (insn_change_watermark::~insn_change_watermark): Avoid
22038 calling cancel_changes for changes that no longer exist.
22040 2021-01-15 Richard Sandiford <richard.sandiford@arm.com>
22042 * rtl-ssa/functions.h (function_info::ref_defs): Rename to...
22043 (function_info::reg_defs): ...this.
22044 * rtl-ssa/member-fns.inl (function_info::ref_defs): Rename to...
22045 (function_info::reg_defs): ...this.
22047 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
22050 * config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New.
22052 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
22055 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
22058 * config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New.
22060 2021-01-15 Richard Biener <rguenther@suse.de>
22062 PR tree-optimization/96376
22063 * tree-vect-stmts.c (get_load_store_type): Disregard alignment
22064 for VMAT_INVARIANT.
22066 2021-01-15 Martin Liska <mliska@suse.cz>
22068 * doc/install.texi: Document that some tests need pytest module.
22069 * doc/sourcebuild.texi: Likewise.
22071 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
22074 * config/arm/arm_neon.h (vceqz_p64, vceqq_p64, vceqzq_p64): New.
22076 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
22078 * config/arm/mve.md (mve_vshrq_n_s<mode>_imm): New entry.
22079 (mve_vshrq_n_u<mode>_imm): Likewise.
22080 * config/arm/neon.md (vashr<mode>3, vlshr<mode>3): Move to ...
22081 * config/arm/vec-common.md: ... here.
22083 2021-01-15 Christophe Lyon <christophe.lyon@linaro.org>
22085 * config/arm/mve.md (mve_vshlq_<supf><mode>): Move to
22087 * config/arm/neon.md (vashl<mode>3): Delete.
22088 * config/arm/vec-common.md (mve_vshlq_<supf><mode>): New.
22089 (vasl<mode>3): New expander.
22091 2021-01-15 Richard Biener <rguenther@suse.de>
22093 PR tree-optimization/98685
22094 * tree-vect-slp.c (vect_schedule_slp_node): Refactor handling
22095 of vector extern defs.
22097 2021-01-14 David Malcolm <dmalcolm@redhat.com>
22100 * diagnostic.c (diagnostic_kind_text): Break out this array
22102 (diagnostic_build_prefix): ...here.
22103 (fancy_abort): Detect when diagnostic_initialize has not yet been
22104 called and fall back to a minimal implementation of printing the
22105 ICE, rather than segfaulting in internal_error.
22107 2021-01-14 David Malcolm <dmalcolm@redhat.com>
22109 * diagnostic.c (diagnostic_initialize): Eliminate
22110 parseable_fixits_p in favor of initializing extra_output_kind from
22111 GCC_EXTRA_DIAGNOSTIC_OUTPUT.
22112 (convert_column_unit): New function, split out from...
22113 (diagnostic_converted_column): ...this.
22114 (print_parseable_fixits): Add "column_unit" and "tabstop" params.
22115 Use them to call convert_column_unit on the column values.
22116 (diagnostic_report_diagnostic): Eliminate conditional on
22117 parseable_fixits_p in favor of a switch statement on
22118 extra_output_kind, passing the appropriate values to the new
22119 params of print_parseable_fixits.
22120 (selftest::test_print_parseable_fixits_none): Update for new
22121 params of print_parseable_fixits.
22122 (selftest::test_print_parseable_fixits_insert): Likewise.
22123 (selftest::test_print_parseable_fixits_remove): Likewise.
22124 (selftest::test_print_parseable_fixits_replace): Likewise.
22125 (selftest::test_print_parseable_fixits_bytes_vs_display_columns):
22127 (selftest::diagnostic_c_tests): Call it.
22128 * diagnostic.h (enum diagnostics_extra_output_kind): New.
22129 (diagnostic_context::parseable_fixits_p): Delete field in favor
22131 (diagnostic_context::extra_output_kind): ...this new field.
22132 * doc/invoke.texi (Environment Variables): Add
22133 GCC_EXTRA_DIAGNOSTIC_OUTPUT.
22134 * opts.c (common_handle_option): Update handling of
22135 OPT_fdiagnostics_parseable_fixits for change to diagnostic_context
22138 2021-01-14 Tamar Christina <tamar.christina@arm.com>
22140 * tree-vect-slp-patterns.c (class complex_operations_pattern,
22141 complex_operations_pattern::matches,
22142 complex_operations_pattern::recognize,
22143 complex_operations_pattern::build): New.
22144 (slp_patterns): Use it.
22146 2021-01-14 Tamar Christina <tamar.christina@arm.com>
22148 * internal-fn.def (COMPLEX_FMS, COMPLEX_FMS_CONJ): New.
22149 * optabs.def (cmls_optab, cmls_conj_optab): New.
22150 * doc/md.texi: Document them.
22151 * tree-vect-slp-patterns.c (class complex_fms_pattern,
22152 complex_fms_pattern::matches, complex_fms_pattern::recognize,
22153 complex_fms_pattern::build): New.
22155 2021-01-14 Tamar Christina <tamar.christina@arm.com>
22157 * internal-fn.def (COMPLEX_FMA, COMPLEX_FMA_CONJ): New.
22158 * optabs.def (cmla_optab, cmla_conj_optab): New.
22159 * doc/md.texi: Document them.
22160 * tree-vect-slp-patterns.c (vect_match_call_p,
22161 class complex_fma_pattern, vect_slp_reset_pattern,
22162 complex_fma_pattern::matches, complex_fma_pattern::recognize,
22163 complex_fma_pattern::build): New.
22165 2021-01-14 Tamar Christina <tamar.christina@arm.com>
22167 * internal-fn.def (COMPLEX_MUL, COMPLEX_MUL_CONJ): New.
22168 * optabs.def (cmul_optab, cmul_conj_optab): New.
22169 * doc/md.texi: Document them.
22170 * tree-vect-slp-patterns.c (vect_match_call_complex_mla,
22171 vect_normalize_conj_loc, is_eq_or_top, vect_validate_multiplication,
22172 vect_build_combine_node, class complex_mul_pattern,
22173 complex_mul_pattern::matches, complex_mul_pattern::recognize,
22174 complex_mul_pattern::build): New.
22176 2021-01-14 Tamar Christina <tamar.christina@arm.com>
22178 * tree-vect-slp.c (optimize_load_redistribution_1): New.
22179 (optimize_load_redistribution, vect_is_slp_load_node): New.
22180 (vect_match_slp_patterns): Use it.
22182 2021-01-14 Tamar Christina <tamar.christina@arm.com>
22184 * tree-vect-slp-patterns.c (complex_add_pattern::build):
22187 2021-01-14 Thomas Schwinge <thomas@codesourcery.com>
22189 * config/gcn/mkoffload.c (main): Create an offload image only in
22190 64-bit configurations.
22192 2021-01-14 H.J. Lu <hjl.tools@gmail.com>
22195 * config/i386/i386-options.c (ix86_option_override_internal):
22196 Issue an error for -fcf-protection with CF_BRANCH when compiling
22197 for 32-bit non-TARGET_CMOV targets.
22199 2021-01-14 Uroš Bizjak <ubizjak@gmail.com>
22202 * config/i386/i386-options.c (ix86_valid_target_attribute_inner_p):
22203 Remove declaration and initialization of shadow variable "ret".
22204 (ix86_option_override_internal): Remove delcaration of
22205 shadow variable "i". Redeclare shadowed variable to unsigned.
22206 * common/config/i386/i386-common.c (pta_size): Redeclare to unsigned.
22207 * config/i386/i386-builtins.c (get_builtin_code_for_version):
22208 Update for redeclaration.
22209 * config/i386/i386.h (pta_size): Ditto.
22211 2021-01-14 Richard Biener <rguenther@suse.de>
22213 PR tree-optimization/98674
22214 * tree-data-ref.c (base_supports_access_fn_components_p): New.
22215 (initialize_data_dependence_relation): For two bases without
22216 possible access fns resort to type size equality when determining
22217 shape compatibility.
22219 2021-01-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
22222 * config/arm/arm_neon.h: Replace calls to __builtin_vcge* by
22223 <=, >= operators in vcle and vcge intrinsics respectively.
22224 * config/arm/arm_neon_builtins.def: Remove entry for
22227 2021-01-14 Uroš Bizjak <ubizjak@gmail.com>
22230 * config/i386/i386-options.c (ix86_function_specific_save):
22231 Remove redundant assignment to opts->x_ix86_branch_cost.
22232 * config/i386/i386.c (ix86_prefetch_sse):
22233 Rename from x86_prefetch_sse. Update all uses.
22234 * config/i386/i386.h: Update for rename.
22235 * config/i386/i386-options.h: Ditto.
22237 2021-01-14 Jakub Jelinek <jakub@redhat.com>
22240 * config/i386/sse.md (*sse4_1_zero_extendv8qiv8hi2_3,
22241 *sse4_1_zero_extendv4hiv4si2_3, *sse4_1_zero_extendv2siv2di2_3):
22242 Use Bm instead of m for non-avx. Add isa attribute.
22244 2021-01-14 Jakub Jelinek <jakub@redhat.com>
22246 PR tree-optimization/96688
22247 * match.pd (~(X >> Y) -> ~X >> Y): New simplification if
22248 ~X can be simplified.
22250 2021-01-14 Richard Sandiford <richard.sandiford@arm.com>
22252 * tree-vect-stmts.c (vect_model_load_cost): Account for unused
22253 IFN_LOAD_LANES results.
22255 2021-01-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22257 * config/aarch64/aarch64-simd.md (aarch64_<su>xtl<mode>):
22259 (aarch64_xtn<mode>): Likewise.
22260 * config/aarch64/aarch64-simd-builtins.def (sxtl, uxtl, xtn):
22263 * config/aarch64/arm_neon.h (vmovl_s8): Reimplement using
22265 (vmovl_s16): Likewise.
22266 (vmovl_s32): Likewise.
22267 (vmovl_u8): Likewise.
22268 (vmovl_u16): Likewise.
22269 (vmovl_u32): Likewise.
22270 (vmovn_s16): Likewise.
22271 (vmovn_s32): Likewise.
22272 (vmovn_s64): Likewise.
22273 (vmovn_u16): Likewise.
22274 (vmovn_u32): Likewise.
22275 (vmovn_u64): Likewise.
22277 2021-01-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22279 * config/aarch64/aarch64-simd.md (aarch64_<su>qxtn2<mode>_le):
22281 (aarch64_<su>qxtn2<mode>_be): Likewise.
22282 (aarch64_<su>qxtn2<mode>): Likewise.
22283 * config/aarch64/aarch64-simd-builtins.def (sqxtn2, uqxtn2):
22285 * config/aarch64/iterators.md (SAT_TRUNC): Define code_iterator.
22286 (su): Handle ss_truncate and us_truncate.
22287 * config/aarch64/arm_neon.h (vqmovn_high_s16): Reimplement using
22289 (vqmovn_high_s32): Likewise.
22290 (vqmovn_high_s64): Likewise.
22291 (vqmovn_high_u16): Likewise.
22292 (vqmovn_high_u32): Likewise.
22293 (vqmovn_high_u64): Likewise.
22295 2021-01-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22297 * config/aarch64/aarch64-simd.md (aarch64_xtn2<mode>_le):
22299 (aarch64_xtn2<mode>_be): Likewise.
22300 (aarch64_xtn2<mode>): Likewise.
22301 * config/aarch64/aarch64-simd-builtins.def (xtn2): Define
22303 * config/aarch64/arm_neon.h (vmovn_high_s16): Reimplement using
22305 (vmovn_high_s32): Likewise.
22306 (vmovn_high_s64): Likewise.
22307 (vmovn_high_u16): Likewise.
22308 (vmovn_high_u32): Likewise.
22309 (vmovn_high_u64): Likewise.
22311 2021-01-13 Stafford Horne <shorne@gmail.com>
22313 * config/or1k/or1k.h (ASM_PREFERRED_EH_DATA_FORMAT): New macro.
22315 2021-01-13 Stafford Horne <shorne@gmail.com>
22317 * config/or1k/linux.h (TARGET_ASM_FILE_END): Define macro.
22319 2021-01-13 Stafford Horne <shorne@gmail.com>
22321 * config/or1k/or1k.h (TARGET_CPU_CPP_BUILTINS): Add builtin
22322 define for __or1k_hard_float__.
22324 2021-01-13 Stafford Horne <shorne@gmail.com>
22326 * config/or1k/or1k.h (NO_PROFILE_COUNTERS): Define as 1.
22327 (PROFILE_HOOK): Define to call _mcount.
22328 (FUNCTION_PROFILER): Change from abort to no-op.
22330 2021-01-13 Jakub Jelinek <jakub@redhat.com>
22332 PR tree-optimization/96691
22333 * match.pd ((~X | C) ^ D -> (X | C) ^ (~D ^ C),
22334 (~X & C) ^ D -> (X & C) ^ (D ^ C)): New simplifications if
22335 (~D ^ C) or (D ^ C) can be simplified.
22337 2021-01-13 Richard Biener <rguenther@suse.de>
22339 PR tree-optimization/92645
22340 * match.pd (BIT_FIELD_REF to conversion): Delay canonicalization
22341 until after vector lowering.
22343 2021-01-13 Richard Sandiford <richard.sandiford@arm.com>
22345 * config/aarch64/aarch64-sve.md (fnma<mode>4): Extend from SVE_FULL_I
22347 (@aarch64_pred_fnma<mode>, cond_fnma<mode>, *cond_fnma<mode>_2)
22348 (*cond_fnma<mode>_4, *cond_fnma<mode>_any): Likewise.
22350 2021-01-13 Richard Sandiford <richard.sandiford@arm.com>
22352 * config/aarch64/aarch64-sve.md (fma<mode>4): Extend from SVE_FULL_I
22354 (@aarch64_pred_fma<mode>, cond_fma<mode>, *cond_fma<mode>_2)
22355 (*cond_fma<mode>_4, *cond_fma<mode>_any): Likewise.
22357 2021-01-13 Richard Biener <rguenther@suse.de>
22359 PR tree-optimization/92645
22360 * tree-vect-slp.c (vect_build_slp_tree_1): Relax supported
22361 BIT_FIELD_REF argument.
22362 (vect_build_slp_tree_2): Record the desired vector type
22363 on the external vector def.
22364 (vectorizable_slp_permutation): Handle required punning
22365 of existing vector defs.
22367 2021-01-13 Richard Sandiford <richard.sandiford@arm.com>
22369 * rtl-ssa/accesses.h (def_lookup): Fix order of comparison results.
22371 2021-01-13 Richard Sandiford <richard.sandiford@arm.com>
22373 * config/sh/sh.md (movsf_ie): Remove operands[2] test.
22375 2021-01-13 Samuel Thibault <samuel.thibault@ens-lyon.org>
22377 * config.gcc [$target == *-*-gnu*]: Enable
22378 'default_gnu_indirect_function'.
22380 2021-01-13 Jakub Jelinek <jakub@redhat.com>
22383 * optabs.c (expand_vec_perm_const): Don't force v0 and v1 into
22384 registers before calling targetm.vectorize.vec_perm_const, only after
22386 * config/i386/i386-expand.c (ix86_vectorize_vec_perm_const): Handle
22387 two argument permutation when one operand is zero vector and only
22388 after that force operands into registers.
22389 * config/i386/sse.md (*avx2_zero_extendv16qiv16hi2_1): New
22390 define_insn_and_split pattern.
22391 (*avx512bw_zero_extendv32qiv32hi2_1): Likewise.
22392 (*avx512f_zero_extendv16hiv16si2_1): Likewise.
22393 (*avx2_zero_extendv8hiv8si2_1): Likewise.
22394 (*avx512f_zero_extendv8siv8di2_1): Likewise.
22395 (*avx2_zero_extendv4siv4di2_1): Likewise.
22396 * config/mips/mips.c (mips_vectorize_vec_perm_const): Force operands
22398 * config/arm/arm.c (arm_vectorize_vec_perm_const): Likewise.
22399 * config/sparc/sparc.c (sparc_vectorize_vec_perm_const): Likewise.
22400 * config/ia64/ia64.c (ia64_vectorize_vec_perm_const): Likewise.
22401 * config/aarch64/aarch64.c (aarch64_vectorize_vec_perm_const): Likewise.
22402 * config/rs6000/rs6000.c (rs6000_vectorize_vec_perm_const): Likewise.
22403 * config/gcn/gcn.c (gcn_vectorize_vec_perm_const): Likewise. Use std::swap.
22405 2021-01-13 Martin Liska <mliska@suse.cz>
22407 PR tree-optimization/98455
22408 * gimple-if-to-switch.cc (condition_info::record_phi_mapping):
22409 Record also virtual PHIs.
22410 (pass_if_to_switch::execute): Return TODO_cleanup_cfg only
22413 2021-01-13 Jonathan Wakely <jwakely@redhat.com>
22415 * doc/invoke.texi (C++ Modules): Fix typos.
22417 2021-01-13 Richard Biener <rguenther@suse.de>
22419 PR tree-optimization/98640
22420 * tree-ssa-sccvn.c (visit_nary_op): Do not try to
22421 handle plus or minus from a truncated operand to be
22424 2021-01-13 Jakub Jelinek <jakub@redhat.com>
22427 * config/i386/i386.md (*btr<mode>_1, *btr<mode>_2): New
22428 define_insn_and_split patterns.
22429 (splitter after *btr<mode>_2): New splitter.
22431 2021-01-13 Martin Liska <mliska@suse.cz>
22434 * cgraphunit.c (analyze_functions): Remove dead code.
22436 2021-01-13 Qian Jianhua <qianjh@cn.fujitsu.com>
22438 * config/aarch64/aarch64-cost-tables.h (a64fx_extra_costs): New.
22439 * config/aarch64/aarch64.c (a64fx_addrcost_table): New.
22440 (a64fx_regmove_cost, a64fx_vector_cost): New.
22441 (a64fx_tunings): Use the new added cost tables.
22443 2021-01-13 Jakub Jelinek <jakub@redhat.com>
22446 * config/i386/predicates.md (pmovzx_parallel): New predicate.
22447 * config/i386/sse.md (*sse4_1_zero_extendv8qiv8hi2_3): New
22448 define_insn_and_split pattern.
22449 (*sse4_1_zero_extendv4hiv4si2_3): Likewise.
22450 (*sse4_1_zero_extendv2siv2di2_3): Likewise.
22452 2021-01-13 Julian Brown <julian@codesourcery.com>
22454 * config/gcn/gcn.c (gcn_conditional_register_usage): Remove dead code
22455 to fix v0 register.
22457 2021-01-13 Julian Brown <julian@codesourcery.com>
22459 * config/gcn/gcn.c (gcn_md_reorg): Fix case where EXEC reg is live
22462 2021-01-13 Julian Brown <julian@codesourcery.com>
22464 * config/gcn/gcn-valu.md (recip<mode>2<exec>, recip<mode>2): Use unspec
22465 for reciprocal-approximation instructions.
22466 (div<mode>3): Use fused multiply-accumulate operations for reciprocal
22467 refinement and division result.
22468 * config/gcn/gcn.md (UNSPEC_RCP): New unspec constant.
22470 2021-01-13 Julian Brown <julian@codesourcery.com>
22472 * config/gcn/gcn-valu.md (subdf): Rename to...
22475 2021-01-12 Martin Liska <mliska@suse.cz>
22477 * gcov.c (source_info::debug): Fix printf format for 32-bit hosts.
22479 2021-01-12 Andrea Corallo <andrea.corallo@arm.com>
22481 * function-abi.h: Fix typo.
22483 2021-01-12 Christophe Lyon <christophe.lyon@linaro.org>
22487 * config/arm/arm.h (ARM_HAVE_NEON_V8QI_LDST): New macro.
22488 (ARM_HAVE_NEON_V16QI_LDST, ARM_HAVE_NEON_V4HI_LDST): Likewise.
22489 (ARM_HAVE_NEON_V8HI_LDST, ARM_HAVE_NEON_V2SI_LDST): Likewise.
22490 (ARM_HAVE_NEON_V4SI_LDST, ARM_HAVE_NEON_V4HF_LDST): Likewise.
22491 (ARM_HAVE_NEON_V8HF_LDST, ARM_HAVE_NEON_V4BF_LDST): Likewise.
22492 (ARM_HAVE_NEON_V8BF_LDST, ARM_HAVE_NEON_V2SF_LDST): Likewise.
22493 (ARM_HAVE_NEON_V4SF_LDST, ARM_HAVE_NEON_DI_LDST): Likewise.
22494 (ARM_HAVE_NEON_V2DI_LDST): Likewise.
22495 (ARM_HAVE_V8QI_LDST, ARM_HAVE_V16QI_LDST): Likewise.
22496 (ARM_HAVE_V4HI_LDST, ARM_HAVE_V8HI_LDST): Likewise.
22497 (ARM_HAVE_V2SI_LDST, ARM_HAVE_V4SI_LDST, ARM_HAVE_V4HF_LDST): Likewise.
22498 (ARM_HAVE_V8HF_LDST, ARM_HAVE_V4BF_LDST, ARM_HAVE_V8BF_LDST): Likewise.
22499 (ARM_HAVE_V2SF_LDST, ARM_HAVE_V4SF_LDST, ARM_HAVE_DI_LDST): Likewise.
22500 (ARM_HAVE_V2DI_LDST): Likewise.
22501 * config/arm/mve.md (*movmisalign<mode>_mve_store): New pattern.
22502 (*movmisalign<mode>_mve_load): New pattern.
22503 * config/arm/neon.md (movmisalign<mode>): Move to ...
22504 * config/arm/vec-common.md: ... here.
22506 2021-01-12 Vladimir N. Makarov <vmakarov@redhat.com>
22509 * lra-eliminations.c (eliminate_regs_in_insn): Add transformation
22510 of pattern 'plus (plus (hard reg, const), pseudo)'.
22512 2021-01-12 Richard Biener <rguenther@suse.de>
22514 PR tree-optimization/98550
22515 * tree-vect-slp.c (vect_record_max_nunits): Check whether
22516 the group size is a multiple of the vector element count.
22517 (vect_build_slp_tree_1): When we need to fail because
22518 the vector type choosen causes unrolling do so lazily
22519 without affecting matches only at the end to guide group splitting.
22521 2021-01-12 Martin Liska <mliska@suse.cz>
22524 * optc-save-gen.awk: Compare also n_target_save vars with
22527 2021-01-12 Martin Liska <mliska@suse.cz>
22529 * gcov.c (source_info::debug): New.
22530 (print_usage): Add --debug (-D) option.
22531 (process_args): Likewise.
22532 (generate_results): Call src->debug after
22533 accumulate_line_counts.
22534 (read_graph_file): Properly assign id for EXIT_BLOCK.
22535 * profile.c (branch_prob): Dump function body before it is
22538 2021-01-12 Jakub Jelinek <jakub@redhat.com>
22540 PR tree-optimization/98629
22541 * tree-ssa-math-opts.c (arith_overflow_check_p): Don't update use_stmt
22542 unless returning non-zero.
22544 2021-01-12 Jakub Jelinek <jakub@redhat.com>
22546 PR tree-optimization/95731
22547 * tree-ssa-reassoc.c (optimize_range_tests_cmp_bitwise): Also optimize
22548 x < 0 && y < 0 && z < 0 into (x | y | z) < 0 for signed x, y, z.
22549 (optimize_range_tests): Call optimize_range_tests_cmp_bitwise
22550 only after optimize_range_tests_var_bound.
22552 2021-01-12 Jakub Jelinek <jakub@redhat.com>
22554 * configure.ac: Ensure c/Make-lang.in comes first in @all_lang_makefrags@.
22555 * configure: Regenerated.
22557 2021-01-12 liuhongt <hongtao.liu@intel.com>
22560 * config/i386/i386-builtins.h (BUILTIN_DESC_SWAP_OPERANDS):
22562 * config/i386/i386-expand.c (ix86_expand_sse_comi): Delete
22565 2021-01-12 Alexandre Oliva <oliva@adacore.com>
22567 * ssa-iterators.h (end_imm_use_stmt_traverse): Forward
22569 (auto_end_imm_use_stmt_traverse): New struct.
22570 (FOR_EACH_IMM_USE_STMT): Use it.
22571 (BREAK_FROM_IMM_USE_STMT, RETURN_FROM_IMM_USE_STMT): Remove,
22573 * gimple-ssa-strength-reduction.c: ... here, ...
22574 * graphite-scop-detection.c: ... here, ...
22575 * ipa-modref.c, ipa-pure-const.c, ipa-sra.c: ... here, ...
22576 * tree-predcom.c, tree-ssa-ccp.c: ... here, ...
22577 * tree-ssa-dce.c, tree-ssa-dse.c: ... here, ...
22578 * tree-ssa-loop-ivopts.c, tree-ssa-math-opts.c: ... here, ...
22579 * tree-ssa-phiprop.c, tree-ssa.c: ... here, ...
22580 * tree-vect-slp.c: ... and here, ...
22581 * doc/tree-ssa.texi: ... and the example here.
22583 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
22585 * config/aarch64/aarch64-sve.md (sdiv_pow2<mode>3): Extend from
22586 SVE_FULL_I to SVE_I. Generate an UNSPEC_PRED_X.
22587 (*sdiv_pow2<mode>3): New pattern.
22588 (@cond_<sve_int_op><mode>): Extend from SVE_FULL_I to SVE_I.
22589 Wrap the ASRD in an UNSPEC_PRED_X.
22590 (*cond_<sve_int_op><mode>_2): Likewise. Replace the UNSPEC_PRED_X
22591 predicate with a constant PTRUE, if it isn't already.
22592 (*cond_<sve_int_op><mode>_z): Replace with...
22593 (*cond_<sve_int_op><mode>_any): ...this new pattern.
22595 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
22597 * config/aarch64/aarch64-sve.md (*cond_bic<mode>_2): Extend from
22598 SVE_FULL_I to SVE_I.
22599 (*cond_bic<mode>_any): Likewise.
22601 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
22603 * config/aarch64/aarch64-sve.md (<su>mul<mode>3_highpart)
22604 (@aarch64_pred_<MUL_HIGHPART:optab><mode>): Extend from SVE_FULL_I
22607 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
22609 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): Extend from
22610 SVE_FULL_I to SVE_I.
22611 (*aarch64_cond_<su>abd<mode>_2): Likewise.
22612 (*aarch64_cond_<su>abd<mode>_any): Likewise.
22613 (@aarch64_pred_<su>abd<mode>): Likewise. Use UNSPEC_PRED_X
22614 for the max and min but not for the minus.
22615 (*aarch64_cond_<su>abd<mode>_3): New pattern.
22617 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
22619 * config/aarch64/iterators.md (SVE_24I): New iterator.
22620 * config/aarch64/aarch64-sve.md (*aarch64_adr<mode>_shift): Extend from
22621 SVE_FULL_SDI to SVE_24I. Use containers rather than elements.
22623 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
22625 * config/aarch64/aarch64-sve.md (@cond_<SVE_INT_BINARY:optab><mode>)
22626 (*cond_<SVE_INT_BINARY:optab><mode>_2): Extend from SVE_FULL_I
22628 (*cond_<SVE_INT_BINARY:optab><mode>_3): Likewise.
22629 (*cond_<SVE_INT_BINARY:optab><mode>_any): Likewise.
22630 (*cond_<SVE_INT_BINARY:optab><mode>_2_const): Likewise.
22631 (*cond_<SVE_INT_BINARY:optab><mode>_any_const): Likewise.
22633 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
22635 * config/aarch64/aarch64-sve.md (<SVE_INT_BINARY_IMM:optab><mode>3)
22636 (@aarch64_pred_<SVE_INT_BINARY_IMM:optab><mode>)
22637 (*post_ra_<SVE_INT_BINARY_IMM:optab><mode>3): Extend from SVE_FULL_I
22640 2021-01-11 Richard Sandiford <richard.sandiford@arm.com>
22642 * config/aarch64/aarch64-sve.md (<ASHIFT:optab><mode>3)
22643 (v<ASHIFT:optab><mode>3, @aarch64_pred_<optab><mode>)
22644 (*post_ra_v<ASHIFT:optab><mode>3): Extend from SVE_FULL_I to SVE_I.
22646 2021-01-11 Martin Liska <mliska@suse.cz>
22649 * symtab-clones.h (clone_info::release): Release
22650 symtab::m_clones with ggc_delete as it's a GGC memory.
22652 2021-01-11 Matthias Klose <doko@ubuntu.com>
22654 * Makefile.in (LINK_PROGRESS): Show the link target.
22656 2021-01-11 Richard Biener <rguenther@suse.de>
22658 PR tree-optimization/91403
22659 * tree-vect-data-refs.c (vect_analyze_group_access_1): Cap
22660 single-element interleaving group size at 4096 elements.
22662 2021-01-11 Richard Biener <rguenther@suse.de>
22664 PR tree-optimization/98526
22665 * tree-vect-loop.c (vect_model_reduction_cost): Remove costing
22666 of the actual reduction op for the regular case.
22667 (vectorizable_reduction): Cost the stmts
22668 vect_transform_reduction produces here.
22670 2021-01-11 Andreas Krebbel <krebbel@linux.ibm.com>
22672 * tree-ssa-forwprop.c (simplify_vector_constructor): For
22673 big-endian, use UNPACK[_FLOAT]_HI.
22675 2021-01-11 Tamar Christina <tamar.christina@arm.com>
22677 * tree-vect-slp-patterns.c (class complex_pattern,
22678 class complex_add_pattern): Add parameters to matches.
22679 (complex_add_pattern::build): Free memory.
22680 (complex_add_pattern::matches): Move validation end of match.
22681 (complex_add_pattern::recognize): Likewise.
22683 2021-01-11 Tamar Christina <tamar.christina@arm.com>
22685 * tree-vect-slp-patterns.c (linear_loads_p): Fix externals.
22687 2021-01-11 Tamar Christina <tamar.christina@arm.com>
22689 * tree-vect-slp-patterns.c (is_linear_load_p): Fix ambiguity.
22691 2021-01-11 Jakub Jelinek <jakub@redhat.com>
22693 PR tree-optimization/95867
22694 * tree-ssa-math-opts.h: New header.
22695 * tree-ssa-math-opts.c: Include tree-ssa-math-opts.h.
22696 (powi_as_mults): No longer static. Use build_one_cst instead of
22697 build_real. Formatting fix.
22698 * tree-ssa-reassoc.c: Include tree-ssa-math-opts.h.
22699 (attempt_builtin_powi): Handle multiplication reassociation without
22700 powi_fndecl using powi_as_mults.
22701 (reassociate_bb): For integral types don't require
22702 -funsafe-math-optimizations to call attempt_builtin_powi.
22704 2021-01-11 Jakub Jelinek <jakub@redhat.com>
22706 PR tree-optimization/95852
22707 * tree-ssa-math-opts.c (maybe_optimize_guarding_check): Change
22708 mul_stmts parameter type to vec<gimple *> &. Before cond_stmt
22709 allow in the bb any of the stmts in that vector, div_stmt and
22710 up to 3 cast stmts.
22711 (arith_cast_equal_p): New function.
22712 (arith_overflow_check_p): Add cast_stmt argument, handle signed
22713 multiply overflow checks.
22714 (match_arith_overflow): Adjust caller. Handle signed multiply
22717 2021-01-11 Jakub Jelinek <jakub@redhat.com>
22719 PR tree-optimization/95852
22720 * tree-ssa-math-opts.c (maybe_optimize_guarding_check): New function.
22721 (uaddsub_overflow_check_p): Renamed to ...
22722 (arith_overflow_check_p): ... this. Handle also multiplication
22723 with overflow check.
22724 (match_uaddsub_overflow): Renamed to ...
22725 (match_arith_overflow): ... this. Add cfg_changed argument. Handle
22726 also multiplication with overflow check. Adjust function comment.
22727 (math_opts_dom_walker::after_dom_children): Adjust callers. Call
22728 match_arith_overflow also for MULT_EXPR.
22730 2021-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22732 * config/aarch64/arm_neon.h (vmovl_s8): Reimplement using
22733 __builtin_convertvector.
22734 (vmovl_s16): Likewise.
22735 (vmovl_s32): Likewise.
22736 (vmovl_u8): Likewise.
22737 (vmovl_u16): Likewise.
22738 (vmovl_u32): Likewise.
22739 (vmovn_s16): Likewise.
22740 (vmovn_s32): Likewise.
22741 (vmovn_s64): Likewise.
22742 (vmovn_u16): Likewise.
22743 (vmovn_u32): Likewise.
22744 (vmovn_u64): Likewise.
22746 2021-01-11 Martin Liska <mliska@suse.cz>
22748 * gimple-if-to-switch.cc (struct condition_info): Use auto_var.
22749 (if_chain::is_beneficial): Delete clusters
22750 (find_conditions): Make second argument of conditions_in_bbs a
22751 pointer so that we control over it's lifetime.
22752 (pass_if_to_switch::execute): Delete them.
22754 2021-01-11 Kewen Lin <linkw@linux.ibm.com>
22756 * ira.c (move_unallocated_pseudos): Check other_reg and skip if
22759 2021-01-09 Maciej W. Rozycki <macro@linux-mips.org>
22761 * config/vax/vax.md (cc): Remove mode attribute.
22762 (subst_<cc>, subst_f<cc>): Rename to...
22763 (subst_<mode>, subst_f<VAXccnz:mode>): ... these respectively.
22764 (*cbranch<VAXint:mode>4_<VAXcc:mode>): Update for `cc' removal.
22765 (*cbranch<VAXfp:mode>4_<VAXccnz:mode>): Likewise.
22766 (*branch_<mode>, *branch_<mode>_reversed): Likewise.
22768 2021-01-09 Maciej W. Rozycki <macro@linux-mips.org>
22770 * config/vax/vax.md (subst_f<cc>): Add mode to operands and
22771 `const_double_zero'.
22773 2021-01-09 Maciej W. Rozycki <macro@linux-mips.org>
22775 * config/pdp11/pdp11.md (PDPfp): New mode iterator.
22776 (fcc_cc, fcc_ccnz): Use it. Add mode to `const_double_zero' and
22779 2021-01-09 Maciej W. Rozycki <macro@linux-mips.org>
22781 * genemit.c (gen_exp) <CONST_DOUBLE>: Handle `const_double_zero'
22783 * read-rtl.c (rtx_reader::read_rtx_code): Handle machine mode
22784 with `const_double_zero'.
22785 * doc/rtl.texi (Constant Expression Types): Document it.
22787 2021-01-09 Jakub Jelinek <jakub@redhat.com>
22790 * tree-cfg.c (verify_gimple_assign_binary): Allow lhs of
22791 POINTER_DIFF_EXPR to be any integral type.
22793 2021-01-09 Jakub Jelinek <jakub@redhat.com>
22795 PR rtl-optimization/98603
22796 * function.c (instantiate_virtual_regs_in_insn): For asm goto
22797 with impossible constraints, drop all SETs, CLOBBERs, drop PARALLEL
22798 if any, set ASM_OPERANDS mode to VOIDmode and change
22799 ASM_OPERANDS_OUTPUT_CONSTRAINT and ASM_OPERANDS_OUTPUT_IDX.
22801 2021-01-09 Alexandre Oliva <oliva@gnu.org>
22804 * final.c (notice_source_line): Narrow down the condition to
22805 skip a line-0 marker.
22807 2021-01-08 Sergei Trofimovich <siarheit@google.com>
22809 * ipa-modref.c (merge_call_side_effects): Fix
22810 linebreak split by reordering two print calls.
22812 2021-01-08 Ilya Leoshkevich <iii@linux.ibm.com>
22814 * config/s390/vector.md (*tf_to_fprx2_0): Rename from
22815 "*mov_tf_to_fprx2_0" for consistency, fix constraint.
22816 (*tf_to_fprx2_1): Rename from "*mov_tf_to_fprx2_1" for
22817 consistency, fix constraint.
22819 2021-01-08 Ilya Leoshkevich <iii@linux.ibm.com>
22821 * config/s390/s390-c.c (s390_def_or_undef_macro): Accept
22822 callables instead of mask values.
22823 (struct target_flag_set_p): New predicate.
22824 (s390_cpu_cpp_builtins_internal): Define or undefine
22825 __LONG_DOUBLE_VX__ macro.
22827 2021-01-08 H.J. Lu <hjl.tools@gmail.com>
22830 * config/i386/i386.c (x86_function_profiler): Use R10 and R11
22831 to call mcount in large model with PIC for NO_PROFILE_COUNTERS
22834 2021-01-08 Richard Biener <rguenther@suse.de>
22836 * tree-ssa-sccvn.c (pass_fre::execute): Reset the SCEV hash table.
22838 2021-01-08 Richard Biener <rguenther@suse.de>
22840 * tree-vect-slp.c (scalar_stmts_to_slp_tree_map_t): Fix.
22841 (vect_build_slp_tree): On cache hit release the matched
22842 scalar stmts vector.
22843 * tree-vect-stmts.c (vectorizable_store): Properly free
22844 vec_oprnds before possibly gathering them again.
22846 2021-01-08 Richard Biener <rguenther@suse.de>
22848 PR tree-optimization/98544
22849 * tree-vect-slp.c (vect_optimize_slp): Always materialize
22850 permutes at a permute node.
22852 2021-01-08 H.J. Lu <hjl.tools@gmail.com>
22855 * config/i386/i386.c (x86_function_profiler): Use R10 to call
22856 mcount in large model. Sorry for large model with PIC.
22858 2021-01-08 Jakub Jelinek <jakub@redhat.com>
22861 * config/i386/i386.opt (ix86_cmodel, ix86_incoming_stack_boundary_arg,
22862 ix86_pmode, ix86_preferred_stack_boundary_arg, ix86_regparm,
22863 ix86_veclibabi_type): Remove x_ prefix, use TargetVariable instead of
22864 TargetSave and initialize for variables with enum types.
22865 (mfentry, mstack-protector-guard-reg=, mstack-protector-guard-offset=,
22866 mstack-protector-guard-symbol=): Add Save.
22867 * config/i386/i386-options.c (ix86_function_specific_save,
22868 ix86_function_specific_restore): Don't save or restore x_ix86_cmodel,
22869 x_ix86_incoming_stack_boundary_arg, x_ix86_pmode,
22870 x_ix86_preferred_stack_boundary_arg, x_ix86_regparm,
22871 x_ix86_veclibabi_type.
22873 2021-01-08 Richard Sandiford <richard.sandiford@arm.com>
22875 * config/aarch64/aarch64-sve.md (*cnot<mode>): Extend from
22876 SVE_FULL_I to SVE_I.
22877 (*cond_cnot<mode>_2, *cond_cnot<mode>_any): Likewise.
22879 2021-01-08 Richard Sandiford <richard.sandiford@arm.com>
22881 * config/aarch64/aarch64-sve.md (*cond_uxt<mode>_2): Extend from
22882 SVE_FULL_I to SVE_I.
22883 (*cond_uxt<mode>_any): Likewise.
22885 2021-01-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22887 * config/aarch64/iterators.md (Vwhalf): New iterator.
22888 * config/aarch64/aarch64-simd.md (aarch64_<sur>adalp<mode>_3):
22890 (aarch64_<sur>adalp<mode>): ... This. Make more
22892 (<sur>sadv16qi): Adjust callsite of the above.
22893 * config/aarch64/aarch64-simd-builtins.def (sadalp, uadalp): New
22895 * config/aarch64/arm_neon.h (vpadal_s8): Reimplement using
22897 (vpadal_s16): Likewise.
22898 (vpadal_u8): Likewise.
22899 (vpadal_u16): Likewise.
22900 (vpadalq_s8): Likewise.
22901 (vpadalq_s16): Likewise.
22902 (vpadalq_s32): Likewise.
22903 (vpadalq_u8): Likewise.
22904 (vpadalq_u16): Likewise.
22905 (vpadalq_u32): Likewise.
22907 2021-01-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22909 * config/aarch64/aarch64-simd.md (aarch64_<su>abd<mode>_3):
22911 (aarch64_<su>abd<mode>): ... This.
22912 (<sur>sadv16qi): Adjust callsite of the above.
22913 * config/aarch64/aarch64-simd-builtins.def (sabd, uabd): Define
22915 * config/aarch64/arm_neon.h (vabd_s8): Reimplement using
22917 (vabd_s16): Likewise.
22918 (vabd_s32): Likewise.
22919 (vabd_u8): Likewise.
22920 (vabd_u16): Likewise.
22921 (vabd_u32): Likewise.
22922 (vabdq_s8): Likewise.
22923 (vabdq_s16): Likewise.
22924 (vabdq_s32): Likewise.
22925 (vabdq_u8): Likewise.
22926 (vabdq_u16): Likewise.
22927 (vabdq_u32): Likewise.
22929 2021-01-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22931 * config/aarch64/aarch64-simd-builtins.def (saba, uaba): Define
22933 * config/aarch64/arm_neon.h (vaba_s8): Implement using builtin.
22934 (vaba_s16): Likewise.
22935 (vaba_s32): Likewise.
22936 (vaba_u8): Likewise.
22937 (vaba_u16): Likewise.
22938 (vaba_u32): Likewise.
22939 (vabaq_s8): Likewise.
22940 (vabaq_s16): Likewise.
22941 (vabaq_s32): Likewise.
22942 (vabaq_u8): Likewise.
22943 (vabaq_u16): Likewise.
22944 (vabaq_u32): Likewise.
22946 2021-01-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22948 * config/aarch64/aarch64-simd.md (aba<mode>_3): Rename to...
22949 (aarch64_<su>aba<mode>): ... This. Handle uaba as well.
22950 Change RTL pattern to match.
22952 2021-01-08 Kito Cheng <kito.cheng@sifive.com>
22954 * common/config/riscv/riscv-common.c (riscv_current_subset_list): New.
22955 * config/riscv/riscv-c.c (riscv-subset.h): New.
22956 (INCLUDE_STRING): Define.
22957 (riscv_cpu_cpp_builtins): Add new style architecture extension
22959 * config/riscv/riscv-subset.h (riscv_subset_list::begin): New.
22960 (riscv_subset_list::end): New.
22961 (riscv_current_subset_list): New.
22963 2021-01-08 Kito Cheng <kito.cheng@sifive.com>
22965 * common/config/riscv/riscv-common.c (RISCV_DONT_CARE_VERSION):
22966 Move to riscv-subset.h.
22967 (struct riscv_subset_t): Ditto.
22968 (class riscv_subset_list): Ditto.
22969 * config/riscv/riscv-subset.h (RISCV_DONT_CARE_VERSION): Move
22970 from riscv-common.c.
22971 (struct riscv_subset_t): Ditto.
22972 (class riscv_subset_list): Ditto.
22973 * config/riscv/t-riscv ($(common_out_file)): Add file
22976 2021-01-07 Jakub Jelinek <jakub@redhat.com>
22979 * config/i386/i386.md (*bmi_blsi_<mode>_cmp, *bmi_blsi_<mode>_ccno):
22980 New define_insn patterns.
22982 2021-01-07 Richard Sandiford <richard.sandiford@arm.com>
22984 * config/aarch64/aarch64-sve.md (@cond_<SVE_INT_UNARY:optab><mode>)
22985 (*cond_<SVE_INT_UNARY:optab><mode>_2): Extend from SVE_FULL_I to SVE_I.
22986 (*cond_<SVE_INT_UNARY:optab><mode>_any): Likewise.
22988 2021-01-07 Richard Sandiford <richard.sandiford@arm.com>
22990 PR tree-optimization/98560
22991 * internal-fn.def (IFN_VCONDU, IFN_VCONDEQ): Use type vec_cond.
22992 * internal-fn.c (vec_cond_mask_direct): Get the data mode from
22994 (vec_cond_direct): Likewise argument 2.
22995 (vec_condu_direct, vec_condeq_direct): Delete.
22996 (expand_vect_cond_optab_fn): Rename to...
22997 (expand_vec_cond_optab_fn): ...this, replacing old macro.
22998 (expand_vec_condu_optab_fn, expand_vec_condeq_optab_fn): Delete.
22999 (expand_vect_cond_mask_optab_fn): Rename to...
23000 (expand_vec_cond_mask_optab_fn): ...this, replacing old macro.
23001 (direct_vec_cond_mask_optab_supported_p): Treat the optab as a
23003 (direct_vec_cond_optab_supported_p): Likewise.
23004 (direct_vec_condu_optab_supported_p): Delete.
23005 (direct_vec_condeq_optab_supported_p): Delete.
23006 * gimple-isel.cc: Include internal-fn.h.
23007 (gimple_expand_vec_cond_expr): Check that IFN_VCONDEQ is supported
23010 2021-01-07 Richard Sandiford <richard.sandiford@arm.com>
23012 PR tree-optimization/98560
23013 * gimple-isel.cc (gimple_expand_vec_cond_expr): If we fail to use
23014 IFN_VCOND{,U,EQ}, fall back on IFN_VCOND_MASK.
23016 2021-01-07 Uroš Bizjak <ubizjak@gmail.com>
23018 * config/i386/i386.md (insn): Merge from plusminus_insn, shift_insn,
23019 rotate_insn and optab code attributes.
23020 Update all uses to merged code attribute.
23021 * config/i386/sse.md: Update all uses to merged code attribute.
23022 * config/i386/mmx.md: Update all uses to merged code attribute.
23024 2021-01-07 Jakub Jelinek <jakub@redhat.com>
23026 PR tree-optimization/98568
23027 * gimple-ssa-store-merging.c (bswap_view_convert): New function.
23028 (bswap_replace): Use it.
23030 2021-01-06 Vladimir N. Makarov <vmakarov@redhat.com>
23032 PR rtl-optimization/97978
23033 * lra-int.h (lra_hard_reg_split_p): New external.
23034 * lra.c (lra_hard_reg_split_p): New global.
23035 (lra): Set up lra_hard_reg_split_p after splitting a hard reg.
23036 * lra-assigns.c (lra_assign): Don't check allocation correctness
23037 after hard reg splitting.
23039 2021-01-06 Martin Sebor <msebor@redhat.com>
23042 * builtins.c (new_delete_mismatch_p): New overload.
23043 (new_delete_mismatch_p (tree, tree)): Call it.
23045 2021-01-06 Alexandre Oliva <oliva@adacore.com>
23047 * Makefile.in (T_GLIMITS_H): New.
23048 (stmp-int-hdrs): Depend on it, use it.
23049 * config/t-vxworks (T_GLIMITS_H): Override it.
23050 (vxw-glimits.h): New.
23052 2021-01-06 Richard Biener <rguenther@suse.de>
23054 PR tree-optimization/98513
23055 * value-range.cc (intersect_ranges): Compare the upper bounds
23056 for the expected relation.
23058 2021-01-06 Gerald Pfeifer <gerald@pfeifer.com>
23061 2020-12-28 Gerald Pfeifer <gerald@pfeifer.com>
23063 * doc/standards.texi (HSAIL): Remove section.
23065 2021-01-05 Samuel Thibault <samuel.thibault@ens-lyon.org>
23067 * configure: Re-generate.
23069 2021-01-05 Jakub Jelinek <jakub@redhat.com>
23071 * doc/invoke.texi (-std=c++20): Adjust for the publication of
23072 ISO 14882:2020 standard.
23073 * doc/standards.texi: Likewise.
23075 2021-01-05 Jakub Jelinek <jakub@redhat.com>
23077 PR tree-optimization/94802
23078 * expr.h (maybe_optimize_sub_cmp_0): Declare.
23079 * expr.c: Include tree-pretty-print.h and flags.h.
23080 (maybe_optimize_sub_cmp_0): New function.
23081 (do_store_flag): Use it.
23082 * cfgexpand.c (expand_gimple_cond): Likewise.
23084 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
23086 * mux-utils.h (pointer_mux::m_ptr): Tweak description of contents.
23087 * rtlanal.c (simple_regno_set): Tweak description to clarify the
23090 2021-01-05 Richard Biener <rguenther@suse.de>
23092 PR tree-optimization/98516
23093 * tree-vect-slp.c (vect_optimize_slp): Permute the incoming
23094 lanes when materializing on a VEC_PERM node.
23095 (vectorizable_slp_permutation): Dump the permute properly.
23097 2021-01-05 Richard Biener <rguenther@suse.de>
23099 * tree-vect-slp.c (vect_slp_region): Move debug counter
23100 to cover individual subgraphs.
23102 2021-01-05 Richard Biener <rguenther@suse.de>
23104 PR tree-optimization/98428
23105 * tree-vect-slp.c (vect_build_slp_tree_1): Properly reject
23106 vector lane extracts for loop vectorization.
23108 2021-01-05 Jakub Jelinek <jakub@redhat.com>
23110 PR tree-optimization/98514
23111 * tree-ssa-reassoc.c (bb_rank): Change type from long * to
23113 (operand_rank): Change type from hash_map<tree, long> to
23114 hash_map<tree, int64_t>.
23115 (phi_rank): Change return type from long to int64_t.
23116 (loop_carried_phi): Change block_rank variable type from long to
23118 (propagate_rank): Change return type, rank parameter type and
23119 op_rank variable type from long to int64_t.
23120 (find_operand_rank): Change return type from long to int64_t
23121 and change slot variable type from long * to int64_t *.
23122 (insert_operand_rank): Change rank parameter type from long to
23124 (get_rank): Change return type and rank variable type from long to
23125 int64_t. Use PRId64 instead of ld to print the rank.
23126 (init_reassoc): Change rank variable type from long to int64_t
23127 and adjust correspondingly bb_rank and operand_rank initialization.
23129 2021-01-05 Jakub Jelinek <jakub@redhat.com>
23131 PR tree-optimization/96928
23132 * tree-ssa-phiopt.c (xor_replacement): New function.
23133 (tree_ssa_phiopt_worker): Call it.
23135 2021-01-05 Jakub Jelinek <jakub@redhat.com>
23137 PR tree-optimization/96930
23138 * match.pd ((A / (1 << B)) -> (A >> B)): If A is extended
23139 from narrower value which has the same type as 1 << B, perform
23140 the right shift on the narrower value followed by extension.
23142 2021-01-05 Jakub Jelinek <jakub@redhat.com>
23144 PR tree-optimization/96239
23145 * gimple-ssa-store-merging.c (maybe_optimize_vector_constructor): New
23147 (get_status_for_store_merging): Don't return BB_INVALID for blocks
23148 with potential bswap optimizable CONSTRUCTORs.
23149 (pass_store_merging::execute): Optimize vector CONSTRUCTORs with bswap
23152 2021-01-05 Richard Biener <rguenther@suse.de>
23154 PR tree-optimization/98381
23155 * tree.c (vector_element_bits): Properly compute bool vector
23157 * tree-vect-loop.c (vectorizable_live_operation): Properly
23158 compute the last lane bit offset.
23160 2021-01-05 Uroš Bizjak <ubizjak@gmail.com>
23163 * config/i386/sse.md (sse_cvtps2pi): Redefine as define_insn_and_split.
23164 Clear the top 64 bytes of the input XMM register.
23165 (sse_cvttps2pi): Ditto.
23167 2021-01-05 Uroš Bizjak <ubizjak@gmail.com>
23170 * config/i386/xopintrin.h (_mm256_cmov_si256): New.
23172 2021-01-05 H.J. Lu <hjl.tools@gmail.com>
23175 * config/i386/xmmintrin.h (_mm_extract_pi16): Cast to unsigned
23178 2021-01-05 Claudiu Zissulescu <claziss@synopsys.com>
23180 * config/arc/arc.md (maddsidi4_split): Use ACC_REG_FIRST.
23181 (umaddsidi4_split): Likewise.
23183 2021-01-05 liuhongt <hongtao.liu@intel.com>
23186 * config/i386/sse.md (*sse2_pmovskb_zexthisi): New
23187 define_insn_and_split for zero_extend of subreg HI of pmovskb
23189 (*sse2_pmovskb_zexthisi): Add new combine splitters for
23190 zero_extend of not of subreg HI of pmovskb result.
23192 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
23195 * explow.c (convert_memory_address_addr_space_1): Handle UNSPECs
23197 * config/aarch64/aarch64.c (aarch64_expand_mov_immediate): Use
23198 convert_memory_address to convert symbolic immediates to ptr_mode
23199 before forcing them to memory.
23201 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
23203 PR rtl-optimization/97144
23204 * recog.c (constrain_operands): Initialize matching_operand
23205 for each alternative, rather than only doing it once.
23207 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
23209 PR rtl-optimization/98403
23210 * rtl-ssa/changes.cc (function_info::finalize_new_accesses): Explain
23211 why we don't remove call clobbers.
23212 (function_info::apply_changes_to_insn): Don't attempt to add
23213 call clobbers here.
23215 2021-01-05 Richard Sandiford <richard.sandiford@arm.com>
23217 PR tree-optimization/98371
23218 * tree-vect-loop.c (vect_reanalyze_as_main_loop): New function.
23219 (vect_analyze_loop): If an epilogue loop appears to be cheaper
23220 than the main loop, re-analyze it as a main loop before adopting
23223 2021-01-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
23226 * configure.ac (NETLIBS): Determine using AX_LIB_SOCKET_NSL.
23227 * aclocal.m4, configure: Regenerate.
23228 * Makefile.in (NETLIBS): Define.
23229 (BACKEND): Remove $(CODYLIB).
23231 2021-01-05 Jakub Jelinek <jakub@redhat.com>
23233 PR rtl-optimization/98334
23234 * simplify-rtx.c (simplify_context::simplify_binary_operation_1):
23235 Optimize (X - 1) * Y + Y to X * Y or (X + 1) * Y - Y to X * Y.
23237 2021-01-05 Bernd Edlinger <bernd.edlinger@hotmail.de>
23239 * tree-inline.c (expand_call_inline): Restore input_location.
23240 Return result from recursive call.
23242 2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
23244 PR tree-optimization/95401
23245 * config/aarch64/aarch64-sve-builtins.cc
23246 (gimple_folder::load_store_cookie): Use bits rather than bytes
23247 for the alignment argument to IFN_MASK_LOAD and IFN_MASK_STORE.
23248 * gimple-fold.c (gimple_fold_mask_load_store_mem_ref): Likewise.
23249 * tree-vect-stmts.c (vectorizable_store): Likewise.
23250 (vectorizable_load): Likewise.
23252 2021-01-04 Richard Biener <rguenther@suse.de>
23254 PR tree-optimization/98308
23255 * tree-vect-stmts.c (vectorizable_load): Set invariant mask
23258 2021-01-04 Jakub Jelinek <jakub@redhat.com>
23260 PR tree-optimization/95771
23261 * tree-ssa-loop-niter.c (number_of_iterations_popcount): Handle types
23262 with precision smaller than int's precision and types with precision
23263 twice as large as long long. Formatting fixes.
23265 2021-01-04 Richard Biener <rguenther@suse.de>
23267 PR tree-optimization/98464
23268 * tree-ssa-sccvn.c (vn_valueize_for_srt): Rename from ...
23269 (vn_valueize_wrapper): ... this. Temporarily adjust vn_context_bb.
23270 (process_bb): Adjust.
23272 2021-01-04 Matthew Malcomson <matthew.malcomson@arm.com>
23275 * doc/invoke.texi (-fsanitize=address): Fix wording describing
23276 clash with -fsanitize=hwaddress.
23278 2021-01-04 Richard Biener <rguenther@suse.de>
23280 PR tree-optimization/98282
23281 * tree-ssa-sccvn.c (vn_get_stmt_kind): Classify tcc_reference on
23282 invariants as VN_NARY.
23284 2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
23287 * config/aarch64/aarch64-simd.md (aarch64_combine<mode>): Accept
23288 aarch64_simd_reg_or_zero for operand 2. Use the combinez patterns
23289 to handle zero operands.
23291 2021-01-04 Richard Sandiford <richard.sandiford@arm.com>
23293 * config/aarch64/aarch64.c (offset_6bit_signed_scaled_p): New function.
23294 (offset_6bit_unsigned_scaled_p): Fix typo in comment.
23295 (aarch64_sve_prefetch_operand_p): Accept MUL VLs in the range
23298 2021-01-04 Richard Biener <rguenther@suse.de>
23300 PR tree-optimization/98393
23301 * tree-vect-slp.c (vect_build_slp_tree): Properly zero matches
23302 when hitting the limit.
23304 2021-01-04 Richard Biener <rguenther@suse.de>
23306 PR tree-optimization/98291
23307 * tree-vect-loop.c (vectorizable_reduction): Bypass
23308 associativity check for SLP reductions with VF 1.
23310 2021-01-04 Jakub Jelinek <jakub@redhat.com>
23312 PR tree-optimization/96782
23313 * match.pd (x == ~x -> false, x != ~x -> true): New simplifications.
23315 2021-01-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
23317 * collect-utils.c (collect_execute): Check dumppfx.
23318 * collect2.c (maybe_run_lto_and_relink, do_link): Pass atsuffix
23319 to collect_execute.
23320 (do_link): Add new parameter atsuffix.
23321 (main): Handle -dumpdir option. Skip one argument for
23322 -o, -isystem and -B options.
23323 * gcc.c (make_at_file): New helper function.
23324 (close_at_file): Use it.
23326 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
23328 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): Adjust.
23329 Amend handling for LD64_VERSION fallback defaults.
23331 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
23333 * config.gcc: Compute default version information
23334 from the configured target. Likewise defaults for
23336 * config/darwin10.h: Removed.
23337 * config/darwin12.h: Removed.
23338 * config/darwin9.h: Removed.
23339 * config/rs6000/darwin8.h: Removed.
23341 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
23343 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
23345 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
23347 * config/darwin9.h (STACK_CHECK_STATIC_BUILTIN): Move from here..
23348 * config/darwin.h (STACK_CHECK_STATIC_BUILTIN): .. to here.
23350 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
23352 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Move from
23354 * config/darwin.h (LINK_GCC_C_SEQUENCE_SPEC): ... to here.
23356 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
23358 * config/darwin10.h (LINK_GCC_C_SEQUENCE_SPEC): Move the spec
23359 for the Darwin10 unwinder stub from here ...
23360 * config/darwin.h (LINK_COMMAND_SPEC_A): ... to here.
23362 2021-01-02 Iain Sandoe <iain@sandoe.co.uk>
23364 * config/darwin.h (DSYMUTIL_SPEC): Default to DWARF
23365 (ASM_DEBUG_SPEC):Only define if the assembler supports
23367 (PREFERRED_DEBUGGING_TYPE): Default to DWARF.
23368 (DARWIN_PREFER_DWARF): Define.
23369 * config/darwin9.h (PREFERRED_DEBUGGING_TYPE): Remove.
23370 (DARWIN_PREFER_DWARF): Likewise
23371 (DSYMUTIL_SPEC): Likewise.
23372 (COLLECT_RUN_DSYMUTIL): Likewise.
23373 (ASM_DEBUG_SPEC): Likewise.
23374 (ASM_DEBUG_OPTION_SPEC): Likewise.
23376 2021-01-02 Jan Hubicka <jh@suse.cz>
23378 * cfg.c (free_block): ggc_free bb.
23380 2021-01-01 Jakub Jelinek <jakub@redhat.com>
23382 * gcc.c (process_command): Update copyright notice dates.
23383 * gcov-dump.c (print_version): Ditto.
23384 * gcov.c (print_version): Ditto.
23385 * gcov-tool.c (print_version): Ditto.
23386 * gengtype.c (create_file): Ditto.
23387 * doc/cpp.texi: Bump @copying's copyright year.
23388 * doc/cppinternals.texi: Ditto.
23389 * doc/gcc.texi: Ditto.
23390 * doc/gccint.texi: Ditto.
23391 * doc/gcov.texi: Ditto.
23392 * doc/install.texi: Ditto.
23393 * doc/invoke.texi: Ditto.
23395 2021-01-01 Jakub Jelinek <jakub@redhat.com>
23397 * ChangeLog-2020: Rotate ChangeLog. New file.
23400 Copyright (C) 2021 Free Software Foundation, Inc.
23402 Copying and distribution of this file, with or without modification,
23403 are permitted in any medium without royalty provided the copyright
23404 notice and this notice are preserved.