1 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
3 * tree-vrp.h (value_range_base::intersect): New.
4 (value_range::intersect_helper): Move from here...
5 (value_range_base::intersect_helper): ...to here.
6 * tree-vrp.c (value_range::intersect_helper): Rename to...
7 (value_range_base::intersect_helper): ...this, and rewrite to
8 return a value instead of modifying THIS in place.
9 Also, move equivalence handling...
10 (value_range::intersect): ...here, while calling intersect_helper.
11 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
13 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
15 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
17 2019-06-07 Jakub Jelinek <jakub@redhat.com>
19 * Makefile.in (genprogerr): Add condmd.
20 (genprog): Remove it here.
22 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
24 * doc/invoke.texi (AMD GCN Options): Add gfx906.
26 2019-06-07 Richard Biener <rguenther@suse.de>
29 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
30 that appear after user labels.
32 2019-06-07 Martin Liska <mliska@suse.cz>
34 * cselib.c (cselib_init): Disable hash table
36 * hash-set.h: Pass new default argument to m_table.
37 * hash-table.c: Add global variable with hash table
39 * hash-table.h (Allocator>::hash_table): Add new argument
41 (hashtab_chk_error): New.
42 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
43 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
44 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
46 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
48 * common.opt (flto-odr-type-merging): Ignore.
49 * invoke.texi (-flto-odr-type-merging): Remove.
50 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
51 (can_be_vtable_hashed_p): Remove.
52 (hash_odr_vtable): Remove.
53 (odr_vtable_hasher::hash): Remove.
54 (types_same_for_odr): Remove.
55 (types_odr_comparable): Remove.
56 (odr_vtable_hasher::equal): Remove.
57 (odr_vtable_hash_type, odr_vtable_hash): Remove.
58 (add_type_duplicate): Do not synchronize vtable and name hashtables.
59 (get_odr_type): Do not use vtable hash.
60 (dump_odr_type): Remove commented out code.
61 (build_type_inheritance_graph): Do not allocate vtable hash.
62 (rebuild_type_inheritance_graph): Do not delete vtable hash.
63 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
64 (odr_type_p): Likewise.
65 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
68 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
70 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
71 immediately after same_types_for_tbaa_p returns -1 and continue
72 looking for possible exact match; if matching types are arrays
73 watch for partial overlaps.
74 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
75 (indirect_refs_may_alias_p): Do type based disambiguation first;
78 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
80 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
82 2019-06-07 Martin Liska <mliska@suse.cz>
84 * doc/invoke.texi: Remove param.
85 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
87 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
88 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
89 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
90 * profile.c (instrument_values): Remove
91 HIST_TYPE_INDIR_CALL_TOPN.
92 * tree-profile.c (init_ic_make_global_vars):
93 Always build __gcov_indirect_call only.
94 (gimple_init_gcov_profiler): Remove usage
95 of PARAM_INDIR_CALL_TOPN_PROFILE.
96 (gimple_gen_ic_profiler): Likewise.
97 * value-prof.c (dump_histogram_value): Likewise.
98 (stream_in_histogram_value): Likewise.
99 (gimple_indirect_call_to_profile): Likewise.
100 (gimple_find_values_to_profile): Likewise.
101 * value-prof.h (enum hist_type): Likewise.
103 2019-06-07 Martin Liska <mliska@suse.cz>
105 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
108 2019-06-07 Martin Liska <mliska@suse.cz>
110 PR tree-optimization/78902
111 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
112 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
113 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
114 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
115 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
116 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
117 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
118 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
119 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
120 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
121 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
122 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
123 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
125 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
126 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
127 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
128 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
129 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
130 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
131 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
132 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
133 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
134 warn_unused_result attribute.
135 (BUILT_IN_STRDUP): Likewise.
136 (BUILT_IN_STRNDUP): Likewise.
137 (BUILT_IN_ALLOCA): Likewise.
138 (BUILT_IN_CALLOC): Likewise.
139 (BUILT_IN_MALLOC): Likewise.
140 (BUILT_IN_REALLOC): Likewise.
142 2019-06-06 Jim Wilson <jimw@sifive.com>
145 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
146 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
147 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
149 2019-06-06 Martin Sebor <msebor@redhat.com>
151 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
152 (handle_builtin_malloc): Remove trailing spaces.
153 (handle_builtin_memset): Same.
154 (handle_builtin_memcmp): Same.
155 (compute_string_length): Same.
156 (determine_min_objsize): Same.
157 (handle_builtin_string_cmp): Same.
158 (handle_char_store): Same. Break up excessively long line.
160 2019-06-06 Martin Jambor <mjambor@suse.cz>
162 * tree-sra.c (build_reconstructed_reference): Drop the alignment
165 2019-06-06 Martin Jambor <mjambor@suse.cz>
167 * tree-sra.c (struct access): New field grp_same_access_path.
168 (dump_access): Dump it.
169 (build_reconstructed_reference): New function.
170 (build_ref_for_model): Use it if possible.
171 (path_comparable_for_same_access): New function.
172 (same_access_path_p): Likewise.
173 (sort_and_splice_var_accesses): Set the new flag.
174 (analyze_access_subtree): Likewise.
175 (propagate_subaccesses_across_link): Propagate zero value of the new
176 flag down the access tree.
178 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
180 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
181 * config/gcn/gcn.opt (gpu_type): Add gfx906.
182 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
183 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
186 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
188 PR tree-optimization/90332
189 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
190 Handle VALS containing two vectors.
191 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
193 (@aarch64_combinez<mode>): ... This.
194 (*aarch64_combinez_be<mode>): Rename to...
195 (@aarch64_combinez_be<mode>): ... This.
196 (vec_init<mode><Vhalf>): New define_expand.
197 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
199 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
201 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
202 library functions only when not optimizing for size.
209 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
211 PR rtl-optimization/88751
212 * ira.c (ira): Use the number of the actually referenced registers
213 when calculating the threshold.
215 2019-06-06 Jakub Jelinek <jakub@redhat.com>
217 * configure: Regenerate.
219 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
221 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
222 register if it is in memory, so the shift can be emulated with a rotate
227 2019-06-06 Martin Liska <mliska@suse.cz>
229 PR tree-optimization/87954
230 * match.pd: Simplify mult where both arguments are 0 or 1.
232 2019-06-06 Richard Biener <rguenther@suse.de>
234 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
235 put equivalences on UNDEFINED ranges.
236 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
237 Make sure to drop defs of stmts added during simplification
240 2019-06-06 Richard Biener <rguenther@suse.de>
242 * tree-ssa-structalias.c: Include tree-cfg.h.
243 (make_heapvar): Do not make heap vars artificial.
244 (find_func_aliases_for_builtin_call): Handle stack allocation
246 (find_func_aliases): Delay processing of simple enough returns
248 (set_uids_in_ptset): Adjust.
249 (find_what_var_points_to): Likewise.
250 (solve_constraints): Do not dump points-to sets here.
251 (compute_points_to_sets): Post-process return statements,
252 amending the escaped solution. Dump points-to sets afterwards.
253 (ipa_pta_execute): Dump points-to sets.
255 2019-06-06 Martin Liska <mliska@suse.cz>
258 * doc/install.texi: Fix HTML headers and
259 titles for 'Installing GCC' pages.
261 2019-06-06 Martin Liska <mliska@suse.cz>
263 * ipa-icf-gimple.h (dump_message_1): Remove.
264 (dump_message): Likewise.
265 (return_false_with_message_1): Print also file.
266 (return_false_with_msg): Likewise.
267 (return_with_result): Likewise.
268 (return_with_debug): Likewise.
269 * ipa-icf.c (sem_function::equals_private): Remove call
272 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
274 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
275 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
276 memory operand for it.
277 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
279 2019-06-05 Martin Sebor <msebor@redhat.com>
281 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
282 Adjust quoting and hyphenation.
283 * convert.c (convert_to_real_1): Same.
284 * gcc.c (driver_wrong_lang_callback): Same.
285 (driver::handle_unrecognized_options): Same.
286 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
287 * opts-common.c (cmdline_handle_error): Same.
288 (read_cmdline_option): Same.
289 * opts-global.c (complain_wrong_lang): Same.
290 (print_ignored_options): Same.
291 (handle_common_deferred_options): Same.
292 * pretty-print.h: Same.
293 * print-rtl.c (debug_bb_n_slim): Same.
294 * sched-rgn.c (make_pass_sched_fusion): Same.
295 * tree-cfg.c (verify_gimple_assign_unary): Same.
296 (verify_gimple_label): Same.
297 * tree-ssa-operands.c (verify_ssa_operands): Same.
298 * varasm.c (do_assemble_alias): Same.
299 (assemble_alias): Same.
301 2019-06-05 Richard Henderson <rth@twiddle.net>
303 * config/alpha/alpha.c (direct_return): Move down after
304 struct machine_function definition; use saved frame_size;
306 (struct machine_function): Add sa_mask, sa_size, frame_size.
307 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
308 (alpha_compute_frame_layout): ... new function.
309 (TARGET_COMPUTE_FRAME_LAYOUT): New.
310 (alpha_initial_elimination_offset): Use saved sa_size.
311 (alpha_vms_initial_elimination_offset): Likewise.
312 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
313 (alpha_expand_prologue): Use saved frame data. Merge integer
314 and fp register save loops.
315 (alpha_expand_epilogue): Likewise.
316 (alpha_start_function): Use saved frame data.
317 * config/alpha/alpha-protos.h (direct_return): Update.
318 (alpha_sa_size): Remove.
320 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
322 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
323 multiplication by a power-of-two value.
324 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
325 and turn the modulo operation into a masking operation.
327 2019-06-05 Jakub Jelinek <jakub@redhat.com>
330 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
331 with VOIDmode inner operands.
333 2019-06-05 Richard Biener <rguenther@suse.de>
336 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
337 turn an expression graph into a tree.
339 2019-06-05 Jakub Jelinek <jakub@redhat.com>
341 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
343 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
344 treat it like explicit monotonic schedule modifier.
345 (expand_omp_for): Initialize has_lastprivate_conditional.
346 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
349 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
350 references, lookup in in hash map MEM_REF operand instead of the
352 (lower_omp_1): When looking for lastprivate conditional assignments,
353 handle MEM_REFs with REFERENCE_TYPE operands.
355 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
356 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
357 and references a VLA. Handle references to non-VLAs if is_simd
358 all privatization clauses like reductions.
359 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
360 If omp_is_reference, use always omp simd arrays and set
361 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
362 fails, emit reference initialization.
364 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
367 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
368 _mm_mask_fpclass_sd_mask): New intrinsics.
369 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
370 * config/i386/i386-builtin.def
371 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
373 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
374 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
375 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
376 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
377 case QI_FTYPE_V2SF_INT): Ditto.
379 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
380 Extended to insnstructions with mask operands.
382 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
384 * config/rs6000/constraints.md (define_register_constraint "wp"):
386 (define_register_constraint "wq"): Delete.
387 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
388 (rs6000_init_hard_regno_mode_ok): Adjust.
389 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
390 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
391 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
392 (define_mode_attr VSa): Delete.
393 (define_mode_attr VSisa): New.
394 (rest of file): Adjust.
395 * doc/md.texi (Machine Constraints): Adjust.
397 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
399 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
400 (define_attr "enabled"): Handle those new isa values.
402 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
404 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
405 (define_mode_attr VSr5): Delete.
406 (define_mode_attr VStype_sqrt): Delete.
407 (define_mode_iterator VSX_SPDP): Delete.
408 (define_mode_attr VS_spdp_res): Delete.
409 (define_mode_attr VS_spdp_insn): Delete.
410 (define_mode_attr VS_spdp_type): Delete.
411 (*vsx_sqrt<mode>2): Adjust.
412 (vsx_<VS_spdp_insn>): Delete, split to...
413 (vsx_xscvdpsp): ... this. New. And...
414 (vsx_xvcvspdp): ... this. New. And...
415 (vsx_xvcvdpsp): ... this. New.
417 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
419 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
421 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
422 (rest of file): Adjust.
424 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
426 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
427 (vsx_extract_<mode>_var): Ditto.
429 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
431 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
434 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
436 * config/rs6000/constraints.md (define_register_constraint "ww"):
438 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
439 (rs6000_init_hard_regno_mode_ok): Adjust.
440 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
441 RS6000_CONSTRAINT_ww.
442 * config/rs6000/rs6000.md: Adjust.
443 * config/rs6000/vsx.md: Adjust.
444 * doc/md.texi (Machine Constraints): Adjust.
446 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
448 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
449 (define_mode_attr sd): New.
450 (define_mode_attr s): New.
451 (define_mode_attr Ftrad): Delete.
452 (define_mode_attr Fvsx): Delete.
453 (define_mode_attr Fs): Delete.
454 (rest of file): Use the new mode attributes.
455 * config.rs6000/vsx.md: Use the new mode attributes.
457 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
459 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
462 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
464 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
465 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
466 used with VSX_B, VSX_D, or VSX_F, with just "wa".
468 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
471 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
472 C++ with strict ANSI requirements.
474 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
476 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
477 computations when step is 1.
479 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
481 * config/rs6000/constraints.md (define_register_constraint "wf"):
483 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
484 (rs6000_init_hard_regno_mode_ok): Adjust.
485 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
486 RS6000_CONSTRAINT_wf.
487 * config/rs6000/rs6000.md: Adjust.
488 * config/rs6000/vsx.md: Adjust.
489 * doc/md.texi (Machine Constraints): Adjust.
491 2019-06-04 Andrew Pinski <apinski@marvell.com>
493 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
496 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
498 * config/rs6000/constraints.md (define_register_constraint "wd"):
500 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
501 (rs6000_init_hard_regno_mode_ok): Adjust.
502 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
503 RS6000_CONSTRAINT_wd.
504 * config/rs6000/rs6000.md: Adjust.
505 * config/rs6000/vsx.md: Adjust.
506 * doc/md.texi (Machine Constraints): Adjust.
508 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
510 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
511 (rest of file): Adjust.
513 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
515 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
516 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
517 (vsx_splat_<mode>_reg): Adjust.
519 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
521 * config/rs6000/constraints.md (define_register_constraint "ws"):
523 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
524 (rs6000_init_hard_regno_mode_ok): Adjust.
525 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
526 RS6000_CONSTRAINT_ws.
527 * config/rs6000/rs6000.md: Adjust.
528 * config/rs6000/vsx.md: Adjust.
529 * doc/md.texi (Machine Constraints): Adjust.
531 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
533 * config/rs6000/constraints.md (define_register_constraint "wv"):
535 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
536 (rs6000_init_hard_regno_mode_ok): Adjust.
537 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
538 RS6000_CONSTRAINT_wv.
539 * config/rs6000/rs6000.md: Adjust.
540 * config/rs6000/vsx.md: Adjust.
541 * doc/md.texi (Machine Constraints): Adjust.
543 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
545 * config/rs6000/constraints.md (define_register_constraint "wi"):
547 (define_register_constraint "wt"): Delete.
548 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
549 (rs6000_init_hard_regno_mode_ok): Adjust.
550 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
551 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
552 * config/rs6000/rs6000.md: Adjust.
553 * config/rs6000/vsx.md: Adjust.
554 * doc/md.texi (Machine Constraints): Adjust.
556 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
558 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
560 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
561 default_elf_asm_output_external.
563 2019-06-04 Martin Liska <mliska@suse.cz>
565 * ipa-icf.c (INCLUDE_LIST): Remove.
566 (sem_item_optimizer::execute): Remove call to init_wpa.
567 * ipa-icf.h (init_wpa): Remove.
569 2019-06-04 Jakub Jelinek <jakub@redhat.com>
571 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
572 conditional on combined for simd.
573 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
575 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
576 constructs, don't remove lastprivate_conditional_map, but instead set
577 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
578 to parent construct temporaries.
579 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
580 like !ctx->lastprivate_conditional_map.
581 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
582 use up->outer context instead of up.
583 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
584 gimple_omp_for_combined_p.
585 (expand_omp_for_static_nochunk): Likewise.
586 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
587 probably moved over into expand_omp_for_generic rather than being copied
590 2019-06-04 Martin Liska <mliska@suse.cz>
592 * value-prof.c (dump_histogram_value): Fix typo.
593 (gimple_mod_subtract_transform): Likewise.
595 2019-06-04 Richard Biener <rguenther@suse.de>
598 * tree-chrec.c (chrec_contains_symbols): Add to visited.
599 (tree_contains_chrecs): Likewise.
600 (chrec_contains_symbols_defined_in_loop): Move here and avoid
601 exponential behaivor from ...
602 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
604 (expression_expensive_p): Avoid exponential behavior and compute
605 expanded size, rejecting any expansion.
606 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
607 (idx_contains_abnormal_ssa_name_p): Likewise.
608 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
609 (contains_abnormal_ssa_name_p): Simplify and use
610 walk_tree_without_duplicates.
612 2019-06-04 Richard Biener <rguenther@suse.de>
614 PR tree-optimization/90738
616 2019-06-03 Richard Biener <rguenther@suse.de>
618 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
619 full reference tree and record in ref->ref.
620 (vn_reference_lookup_3): Pass in original ref to
621 ao_ref_init_from_vn_reference.
622 (vn_reference_lookup): Likewise.
623 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
624 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
625 Handle non-decl bases in the original reference.
627 2019-06-04 Martin Liska <mliska@suse.cz>
629 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
630 number of references.
631 (sem_item_optimizer::do_congruence_step):
632 (sem_item_optimizer::worklist_push): Dump how references
634 (sem_item_optimizer::worklist_pop): Use heap.
635 (sem_item_optimizer::process_cong_reduction): Likewise.
636 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
638 2019-06-04 Martin Liska <mliska@suse.cz>
640 * ipa-icf.h (struct sem_usage_pair_hash): New.
641 (sem_usage_pair_hash::hash): Likewise.
642 (sem_usage_pair_hash::equal): Likewise.
643 (struct sem_usage_hash): Likewise.
644 * ipa-icf.c (sem_item::sem_item): Initialize
646 (sem_item::add_reference): Register a reference
647 in ref_map and not in target->usages.
648 (sem_item::setup): Remove initialization of
650 (sem_item::~sem_item): Remove usage of dead vectors.
651 (sem_item::dump): Remove dump of references.
652 (sem_item_optimizer::sem_item_optimizer): Initialize
654 (sem_item_optimizer::read_section): Remove useless
656 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
657 (sem_item_optimizer::build_graph): Pass m_references
659 (sem_item_optimizer::verify_classes): Remove usage of dead
661 (sem_item_optimizer::traverse_congruence_split): Return true
662 when a class is split.
663 (sem_item_optimizer::do_congruence_step_for_index): Use
664 hash_map for look up of (sem_item *, index). That brings
665 significant speed up.
666 (sem_item_optimizer::do_congruence_step): Return true
667 when a split is done.
668 (congruence_class::is_class_used): Use referenced_by_count.
670 2019-06-04 Alan Modra <amodra@gmail.com>
673 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
676 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
678 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
679 * config/rs6000/rs6000.c (direct_move_p): Adjust.
680 (rs6000_secondary_reload_simple_move): Adjust.
681 (rs6000_opt_masks): Neuter the "mfpgpr" option.
682 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
683 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
686 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
687 (floatunssi<mode>2_lfiwzx): Adjust.
688 (fix_trunc<mode>si2_stfiwx): Adjust.
689 (fixuns_trunc<mode>si2_stfiwx): Adjust.
690 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
691 (mfpgpr): Mark as deprecated.
692 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
693 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
694 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
696 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
698 * config/rs6000/constraints.md (define_register_constraint "wg"):
700 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
701 RS6000_CONSTRAINT_wg.
702 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
703 (rs6000_init_hard_regno_mode_ok): Adjust.
704 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
705 Delete "wg" alternatives.
706 * doc/md.texi (Machine Constraints): Adjust.
708 2019-06-03 Alan Modra <amodra@gmail.com>
710 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
711 (get_uncond_jump_length): Assert length less than INT_MAX and
714 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
717 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
719 (expand_builtin_nonlocal_goto): Likewise.
721 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
723 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
724 (aarch64_asm_output_external): Declare.
725 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
726 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
727 (aarch64_asm_output_alias): New.
728 (aarch64_asm_output_external): New.
729 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
730 (ASM_OUTPUT_EXTERNAL): Define.
732 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
733 * tree-vrp.h (value_range_base::nonzero_p): New.
734 (value_range_base::set_nonnull): Rename to...
735 (value_range_base::set_nonzero): ...this.
736 (value_range_base::set_null): Rename to...
737 (value_range_base::set_zero): ...this.
738 (value_range::set_nonnull): Remove.
739 (value_range::set_null): Remove.
740 * tree-vrp.c (range_is_null): Remove.
741 (range_is_nonnull): Remove.
742 (extract_range_from_binary_expr): Use value_range_base::*zero_p
743 instead of range_is_*null.
744 (extract_range_from_unary_expr): Same.
745 (value_range_base::set_nonnull): Rename to...
746 (value_range_base::set_nonzero): ...this.
747 (value_range::set_nonnull): Remove.
748 (value_range_base::set_null): Rename to...
749 (value_range_base::set_zero): ...this.
750 (value_range::set_null): Remove.
751 (extract_range_from_binary_expr): Rename set_*null uses to
753 (extract_range_from_unary_expr): Same.
754 (union_helper): Same.
755 * vr-values.c (get_value_range): Use set_*zero instead of
757 (vr_values::extract_range_from_binary_expr): Same.
758 (vr_values::extract_range_basic): Same.
760 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
763 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
765 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
767 * config/aarch64/iterators.md (MAX_OPP): New code attr.
768 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
769 (aarch64_<su>abd<mode>_3): ... This.
770 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
772 2019-06-03 Richard Biener <rguenther@suse.de>
774 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
775 full reference tree and record in ref->ref.
776 (vn_reference_lookup_3): Pass in original ref to
777 ao_ref_init_from_vn_reference.
778 (vn_reference_lookup): Likewise.
779 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
780 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
781 Handle non-decl bases in the original reference.
783 2019-06-03 Martin Liska <mliska@suse.cz>
785 * doc/generic.texi: Remove Java Trees.
787 2019-06-03 Martin Liska <mliska@suse.cz>
789 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
790 returns 0 when operands are equal.
792 2019-06-03 Richard Biener <rguenther@suse.de>
794 PR tree-optimization/90716
795 * tree-loop-distribution.c (destroy_loop): Process blocks in
798 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
801 * vector-builder.h (vector_builder::count_dups): New method.
802 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
804 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
805 (vec_init<mode><Vel>): New pattern.
806 * config/aarch64/aarch64.c (emit_insr): New function.
807 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
808 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
809 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
810 (aarch64_sve_expand_vector_init): Define two overloaded functions.
812 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
814 PR tree-optimization/90681
815 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
816 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
817 special case for SLP, but fail on non-groupped loads.
819 2019-06-03 Martin Liska <mliska@suse.cz>
821 * cfg.c (debug): Use TDF_DETAILS for debug and
822 print edge info only once.
824 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
827 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
829 2019-06-01 Martin Sebor <msebor@redhat.com>
832 * tree-pretty-print.c (dump_generic_node): Add parentheses.
834 2019-05-31 Jan Hubicka <jh@suse.cz>
836 * alias.c: Include ipa-utils.h.
837 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
838 * ipa-devirt.c (prevailing_odr_type): New.
839 * ipa-utils.h (previaling_odr_type): Declare.
841 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
842 Hongtao Liu <hongtao.liu@intel.com>
845 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
846 NOTE_INSN_DELETED_LABEL check.
848 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
849 Robert Suchanek <robert.suchanek@mips.com>
851 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
852 and 3rd operands of the fmadd/fmsub/maddv builtin.
854 2019-05-31 Jakub Jelinek <jakub@redhat.com>
856 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
857 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
858 on OMP_SIMD if not nested inside of worksharing loop that also has
859 lastprivate conditional clause for the same decl.
860 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
861 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
863 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
865 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
867 (lower_lastprivate_clauses): Likewise.
868 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
869 calling lower_rec_input_clauses.
870 (lower_omp_for): Likewise.
871 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
872 clause on simd construct.
873 * omp-expand.c (expand_omp_simd): Initialize cond_var if
874 OMP_CLAUSE__CONDTEMP_ clause is present.
876 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
879 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
882 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
883 TEX_D32, TEX_D64 or TEX_D128.
885 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
887 * match.pd (~(vec?cst1:cst2)): New transformation.
889 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
891 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
892 ((size_t)(A /[ex] B) CMP C): New transformation.
894 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
896 * doc/md.texi: Document define_insn_and_rewrite.
897 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
898 * gensupport.c (queue_elem): Update comment.
899 (replace_operands_with_dups): New function.
900 (gen_rewrite_sequence): Likewise.
901 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
902 * read-rtl.c (apply_subst_iterator): Likewise.
903 (add_condition_to_rtx, named_rtx_p): Likewise.
904 (rtx_reader::read_rtx_operand): Likewise.
905 * config/aarch64/aarch64-sve.md
906 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
907 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
908 define_insn_and_rewrite.
909 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
910 Remove separate define_split.
912 2019-05-31 Jan Hubicka <jh@suse.cz>
914 * tree-ssa-alias.c (type_has_components_p): New function.
915 (aliasing_component_refs_p): Use it.
917 2019-05-31 Martin Liska <mliska@suse.cz>
919 * gdbhooks.py: Add const_tree to TreePrinter.
921 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
924 * common.opt (feliminate-unused-debug-symbols): Enable by default.
925 * doc/invoke.texi (Debugging Options): Document new default of
926 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
928 2019-05-31 Jakub Jelinek <jakub@redhat.com>
930 PR tree-optimization/90671
931 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
932 template_block used to be empty on the first call, don't use
933 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
934 seq with bb_seq and set it with set_bb_seq.
936 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
938 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
940 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
941 Michael Meissner <meissner@linux.ibm.com>
943 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
944 (prefixed_mem_operand): Likewise.
945 (non_prefixed_mem_operand): Likewise.
946 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
948 * config/rs6000/rs6000.c (print_operand_address): Handle
949 PC-relative addresses.
950 (mode_supports_prefixed_address_p): New function.
951 (rs6000_prefixed_address): New function.
952 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
953 (SYMBOL_REF_PCREL_P): Likewise.
955 2019-05-30 Jakub Jelinek <jakub@redhat.com>
957 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
958 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
959 (gimplify_omp_for): If worksharing loop with lastprivate conditional
960 is nested inside of parallel region, add _condtemp_ clause to both.
961 * tree-nested.c (convert_nonlocal_omp_clauses,
962 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
964 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
966 * omp-general.c (omp_extract_for_data): Compute it.
967 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
968 (lower_rec_input_clauses): Likewise.
969 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
970 clause is already present, just add one further one after it.
971 (lower_lastprivate_clauses): Handle cond_ptr with array type.
972 (lower_send_shared_vars): Clear _condtemp_ vars.
973 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
974 or section or taskgroup.
975 * omp-expand.c (determine_parallel_type): Disallow combining only if
976 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
977 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
978 (expand_omp_for_generic, expand_omp_for_static_nochunk,
979 expand_omp_for_static_chunk, expand_omp_for): Use
980 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
981 determine if a special set of API routines are needed and if condtemp
982 needs to be initialized, while always initialize cond_var if
983 fd->lastprivate_conditional is non-zero.
985 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
986 Michael Meissner <meissner@linux.ibm.com>
988 * config/rs6000/constraints.md (eI): New constraint.
989 * config/rs6000/predicates.md (cint34_operand): New predicate.
990 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
991 (SIGNED_34BIT_OFFSET_P): Likewise.
992 * doc/md.texi (eI): Document constraint.
994 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
996 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
998 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
999 Michael Meissner <meissner@linux.ibm.com>
1001 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
1002 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
1003 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
1004 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
1005 (OTHER_FUTURE_MASKS): Likewise.
1006 (POWERPC_MASKS): Likewise.
1007 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
1008 specified without -mprefixed-addr or -mcpu=future. Error if
1009 -mprefixed-addr is specified without -mcpu=future.
1010 (rs6000_opt_masks): Add entry for prefixed-addr.
1011 * rs6000.opt (mprefixed-addr): New option.
1013 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
1015 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
1016 cfun->is_thunk check.
1018 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1020 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
1023 2019-05-30 Martin Liska <mliska@suse.cz>
1025 * gdbinit.in: Fix 'ptc' command. Add trt
1026 that prints TREE_TYPE($).
1028 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
1029 Alan Modra <amodra@gmail.com>
1031 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
1033 (rs6000_indirect_call_template_1): ...and here.
1034 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
1035 plt16_ha, plt16_lo, mtctr indirect calls. Use
1037 (rs6000_decl_ok_for_sibcall): New function.
1038 (rs6000_function_ok_for_sibcall): Refactor.
1039 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
1040 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
1041 when pcrel. Reorganize.
1042 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
1043 * rs6000.h (rs6000_pltseq_enum): New enum.
1044 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
1045 (*pltseq_tocsave): Use rs6000_pltseq_enum.
1046 (*pltseq_plt16_ha): Likewise.
1047 (*pltseq_plt16_lo): Likewise.
1048 (*pltseq_mtctr): Likewise.
1049 (*pltseq_plt_pcrel): New insn.
1050 (*call_local_aix): Handle @notoc calls.
1051 (*call_value_local_aix): Likewise.
1052 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
1053 (*call_value_nonlocal_aix): Likewise.
1054 (*call_indirect_pcrel): New insn.
1055 (*call_value_indirect_pcrel): Likewise.
1058 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
1060 * config/i386/sse.md (*save_multiple<mode>): Rename from
1061 save_multiple<mode>.
1062 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
1063 (*restore_multiple_and_return<mode>): Rename from
1064 restore_multiple_and_return<mode>.
1065 (*restore_multiple_leave_return<mode>): Rename from
1066 restore_multiple_leave_return<mode>.
1068 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
1070 * config.gcc (rx-*-linux*): New target.
1071 * config/rx/elf.opt: New file.
1072 * config/rx/linux.h: Likewise.
1073 * config/rx/t-linux: Likewise.
1074 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
1076 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
1077 (ASM_APP_OFF): Likewise.
1078 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
1081 2019-05-29 Jan Hubicka <jh@suse.cz>
1083 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
1084 variants are pointer equivalent.
1086 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1088 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
1089 * config/aarch64/aarch64-sve2.md: New file.
1090 (<u>avg<mode>3_floor): New pattern.
1091 (<u>avg<mode>3_ceil): Likewise.
1092 (*<sur>h<addsub><mode>): Likewise.
1093 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
1094 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
1096 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1099 * optc-save-gen.awk: In cl_optimization_print, use correct condition
1100 for var_opt_string printing. In cl_optimization_print_diff, print
1101 (null) instead of invoking undefined behavior if one of the
1102 var_opt_string pointers is NULL and use && instead of first || in the
1103 guarding condition. For var_target_other options, handle const char *
1104 target variables similarly to const char * optimize node variables.
1106 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
1108 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
1109 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
1110 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
1111 Add autib1716 and pacib1716 initialisation.
1112 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
1113 for autib1716 and pacib1716.
1114 * config/aarch64/aarch64-protos.h (aarch64_key_type,
1115 aarch64_post_cfi_startproc): Define.
1116 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
1117 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
1118 aarch64_handle_pac_ret_protection): Set default sign key to A.
1119 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
1120 aarch64_expand_prologue): Add check for b-key.
1121 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
1122 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
1123 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
1124 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
1125 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
1126 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
1127 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1128 * config/aarch64/aarch64.md (do_return): Add check for b-key.
1129 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
1130 pauth_hint_num_a with pauth_hint_num.
1131 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
1132 pauth_hint_num_a with pauth_hint_num.
1133 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
1134 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
1135 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1136 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
1137 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
1138 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
1139 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
1140 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1141 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
1142 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
1143 UNSPEC_AUTIA1716 respectively.
1144 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
1145 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
1146 * doc/invoke.texi (-mbranch-protection): Add b-key type.
1147 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
1148 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
1150 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1152 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
1153 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
1154 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
1155 explicit clause on combined parallel into implicit shared clause.
1156 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
1157 and firstprivate if the decl has one too from combined parallel to
1158 the worksharing construct.
1160 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1161 Michael Meissner <meissner@linux.ibm.com>
1163 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
1165 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
1167 * rtl.h (LABEL_REF_P): New #define.
1169 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
1171 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
1173 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1175 * internal-fn.c: Marked mask_load_direct as vectorizable.
1176 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
1177 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
1178 combined even if masks different with allow_slp_p param.
1179 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
1180 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
1181 dissolve SLP-only vectorizable groups when SLP has been discarded.
1182 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
1183 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
1185 (vect_build_slp_tree_1): Fixed comment typo.
1186 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
1187 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
1189 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
1191 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
1193 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1195 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
1196 Remove obsolete use_thunk reference.
1197 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1198 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1199 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1200 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1201 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1202 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1203 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1204 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1205 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1207 2019-05-28 Nathan Sidwell <nathan@acm.org>
1209 * tree.h (IDENTIFIER_ANON_P): New.
1210 (anon_aggrname_format, anon_aggname_p): Don't declare.
1211 (make_anon_name): Declare.
1212 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
1213 (hash_tree): Likewise.
1214 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
1215 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
1216 (anon_cnt, make_anon_name): New.
1218 2019-05-28 Martin Liska <mliska@suse.cz>
1221 * opts-global.c (decode_options): Print help for all
1222 help_option_arguments.
1223 * opts.c (print_help): Add new argument.
1224 (common_handle_option): Remember all values into
1225 help_option_arguments.
1226 * opts.h (print_help): Add new argument.
1228 2019-05-28 Martin Liska <mliska@suse.cz>
1231 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1232 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1233 (func_checker::compare_bb): Call compare_loops.
1235 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1237 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1238 on sections construct.
1239 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1241 (lower_omp_sections): Handle lastprivate conditional.
1242 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1243 lastprivate_conditional_map.
1244 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1246 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1247 critical, taskgroup and section regions when looking for a region
1248 with non-NULL lastprivate_conditional_map.
1250 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1252 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1253 (*ix86_gen_sub3): Ditto.
1254 (*ix86_gen_sub3_carry): Ditto.
1255 (*ix86_gen_one_cmpl2): Ditto.
1256 (*ix86_gen_andsp): Ditto.
1257 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1258 (gen_and2_insn): New static function.
1259 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1260 Use gen_add3_insn instead of ix86_gen_add3.
1261 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1262 instead of ix86_gen_add3.
1263 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1264 Use gen_sub3_insn instead of ix86_gen_sub3.
1265 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1266 instead of ix86_gen_add3.
1267 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1268 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1269 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1270 * config/i386/i386-options.c (ix86_option_override_internal):
1271 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1272 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1274 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1276 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1277 and DW_OP_GNU_const_index opcodes.
1279 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1281 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1283 2019-05-27 Richard Biener <rguenther@suse.de>
1285 PR tree-optimization/90637
1286 * tree-ssa-sink.c (statement_sink_location): Honor the
1287 computed sink location for single-uses.
1289 2019-05-27 Richard Biener <rguenther@suse.de>
1292 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1295 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1297 * config/i386/i386.md (@sub<mode>3_carry): Rename
1298 from sub<mode>3_carry.
1299 (@leave_<mode>): New expander.
1300 (*leave): Rename from leave.
1301 (*leave_rex64): Rename from leave_rex64.
1302 (@monitorx_<mode>): Rename from monitorx_<mode>.
1303 (@clzero_<mode>): Rename from clzero_<mode>.
1304 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1305 from sse3_monitor_<mode>.
1306 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1307 (*ix86_gen_leave): Ditto.
1308 (*ix86_gen_monitor): Ditto.
1309 (*ix86_gen_monitorx): Ditto.
1310 (*ix86_gen_clzero): Ditto.
1311 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1312 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1313 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1314 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1315 Use gen_sse3_monitor instead of ix86_gen_monitor.
1316 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1317 instead of ix86_gen_monitorx.
1318 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1319 instead of ix86_gen_clzero.
1320 * config/i386/i386-options.c (ix86_option_override_internal):
1321 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1322 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1324 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1326 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1327 Rename from tls_global_dynamic_64_<mode>.
1328 (@tls_local_dynamic_base_64_<mode>): Rename from
1329 tls_local_dynamic_base_64_<mode>.
1330 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1331 Remove indirect function.
1332 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1333 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1334 instead of ix86_gen_tls_global_dynamic_64.
1335 Use gen_tls_local_dynamic_base_64 instead of
1336 ix86_gen_tls_local_dynamic_base_64.
1337 * config/i386/i386-options.c (ix86_option_override_internal):
1338 Do not initialize ix86_gen_tls_global_dynamic_64 and
1339 ix86_gen_tls_local_dynamic_base_64.
1341 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1343 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1344 Rename from pro_epilogue_adjust_stack_<mode>_add.
1345 (@pro_epilogue_adjust_stack_sub_<mode>)
1346 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1347 (@allocate_stack_worker_probe_<mode>):
1348 Rename from allocate_stack_worker_probe_<mode>.
1349 (allocate_stack): Use gen_allocate_stack_worker_probe.
1350 (probe_stack): Use gen_probe_stack_1.
1351 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1352 (@adjust_stack_and_probe_<mode>): Rename from
1353 adjust_stack_and_probe<mode>.
1354 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1355 (stack_protect_set): Use gen_stack_protect_set_1.
1356 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1357 (stack_protect_test): Use gen_stack_protect_test_1.
1358 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1359 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1360 Remove indirect function.
1361 (*ix86_gen_adjust_stack_and_probe): Ditto.
1362 (*ix86_gen_probe_stack_range): Ditto.
1363 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1364 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1365 (ix86_adjust_stack_and_probe_stack_clash): Use
1366 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1367 (ix86_adjust_stack_and_probe): Ditto.
1368 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1369 of ix86_gen_probe_stack_range.
1370 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1371 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1372 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1373 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1374 CODE_FOR_stack_protect_test_{si,di}.
1375 * config/i386/i386-options.c (ix86_option_override_internal):
1376 Do not initialize ix86_gen_allocate_stack_worker,
1377 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1379 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1381 * doc/invoke.texi (Link Options): Many editorial changes around
1384 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1386 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1387 pre-Solaris 11 referene and most Studio compiler details.
1389 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1392 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1393 DImode to SImode in floating-point registers on 64-bit target.
1394 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1395 register_operand in xmpyu patterns.
1397 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1399 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1400 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1401 OMP_CLAUSE__REDUCTEMP_.
1402 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1403 OMP_CLAUSE__CONDTEMP_.
1404 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1405 * tree-pretty-print.c (dump_omp_clause): Likewise.
1406 * tree-nested.c (convert_nonlocal_omp_clauses,
1407 convert_local_omp_clauses): Likewise.
1408 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1409 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1410 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1412 (gimplify_omp_for): Warn and disable conditional modifier from
1413 lastprivate on loop iterators.
1414 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1416 * omp-general.c (omp_extract_for_data): Initialize it.
1417 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1419 (delete_omp_context): Delete it.
1420 (lower_lastprivate_conditional_clauses): New function.
1421 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1422 handle lastprivate conditional clauses.
1423 (lower_reduction_clauses): Add CLIST argument, emit it into
1424 the critical section if any.
1425 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1426 lower_reduction_clauses callers.
1427 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1428 to lower_lastprivate_clauses.
1429 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1430 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1431 clist into a critical section if not emitted there already by
1432 lower_reduction_clauses.
1433 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1435 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1436 conditional variables.
1437 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1439 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1440 expand_omp_for_static_chunk): Handle lastprivate conditional.
1441 (expand_omp_for): Handle fd.lastprivate_conditional like
1444 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1446 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1447 kernel does not exit cleanly.
1448 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1450 2019-05-24 Jason Merrill <jason@redhat.com>
1453 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1455 2019-05-24 Richard Biener <rguenther@suse.de>
1458 * tree-loop-distribution.c (struct partition): Add location
1460 (partition_alloc): Initialize all fields.
1461 (generate_memset_builtin): Use the location recorded in the
1462 partition for the generated call.
1463 (generate_memcpy_builtin): Likewise.
1464 (classify_partition): Record the location of a single store
1465 as location for the partition.
1467 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1469 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1472 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1475 * common/config/aarch64/aarch64-common.c
1476 (aarch64_rewrite_selected_cpu): Change local temporary variable
1477 type from unsigned long to uint64_t.
1478 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1479 aarch64_get_extension_string_for_isa_flags): Change declaration to
1480 match new definition by replacing unsigned long with uint64_t.
1482 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1485 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1486 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1487 Handle stack_protect_test_<mode> codegen similarly to corresponding
1490 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1492 * config/i386/darwin.h: Reject -mfentry*.
1493 * doc/sourcebuild.texi: Document mfentry target support.
1495 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1497 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1498 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1499 false for PC-relative functions.
1500 (rs6000_output_function_prologue): Change called function name to
1501 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1502 name,1" for PC-relative functions.
1503 (rs6000_elf_declare_function_name): Change called function name to
1504 rs6000_global_entry_point_prologue_needed_p.
1506 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1509 * config/i386/i386.c (gen_rtx_cost):
1510 Use ix86_tune_cost instead of ix86_cost.
1512 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1513 Michael Meissner <meissner@linux.ibm.com>
1514 Segher Boessenkool <segher@kernel.crashing.org>
1516 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1518 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1519 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1520 (rs6000_fndecl_pcrel_p): Likewise.
1521 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1522 error if -mpcrel is requested without -mcpu=future.
1523 (rs6000_opt_masks): Add entry for pcrel.
1524 (rs6000_fndecl_pcrel_p): New function.
1525 (rs6000_pcrel_p): Likewise.
1526 * config/rs6000/rs6000.opt (mpcrel): New option.
1527 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1529 2019-05-23 Jan Hubicka <jh@suse.cz>
1530 Martin Liska <mliska@suse.cz>
1532 PR tree-optimization/90576
1533 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1535 (aliasing_component_refs_p): Fix three way size compare conditional;
1536 give up earlier in case we can not decide on equivalence.
1538 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1539 Michael Meissner <meissner@linux.ibm.com>
1540 Segher Boessenkool <segher@kernel.crashing.org>
1542 * config.gcc: Add future cpu.
1543 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1544 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1546 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1547 (RS6000_CPU): New instantiation for future cpu.
1548 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1550 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1551 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1552 * config/rs6000/rs6000-tables.opt: Regenerate.
1553 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1554 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1555 (rs6000_machine_from_flags): Handle future cpu.
1556 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1557 PROCESSOR_POWER9 for now.
1558 (rs6000_adjust_cost): Likewise.
1559 (rs6000_issue_rate): Likewise.
1560 (rs6000_register_move_cost): Likewise.
1561 (rs6000_opt_masks): Add entry for future.
1562 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1563 (MASK_FUTURE): New #define.
1564 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1565 * config/rs6000/rs6000.opt (mfuture): New target option.
1566 * doc/invoke.texi (mcpu): Add future cpu.
1568 2019-05-23 Martin Liska <mliska@suse.cz>
1571 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1572 operation points to a temporary (pointed via tree_to_wide_ref)
1573 that is out of scope after the &.
1575 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1578 * doc/extend.texi (Function Names): Add missing word.
1580 2019-05-23 Richard Biener <rguenther@suse.de>
1582 PR tree-optimization/88440
1583 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1585 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1587 (generate_memcpy_builtin): Likewise.
1588 (distribute_loop): Pass in whether to only distribute patterns.
1589 (prepare_perfect_loop_nest): Also allow size optimization.
1590 (pass_loop_distribution::execute): When optimizing a loop
1591 nest for size allow pattern replacement.
1593 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1596 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1599 2019-05-23 Martin Liska <mliska@suse.cz>
1602 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1603 expression similarly to gimplify_decl_expr.
1605 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1607 * cse.c (cse_dump_path): s/dump_file/f.
1609 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1612 * diagnostic-format-json.cc: Include "selftest.h".
1613 (json_from_expanded_location): Only add "file" key for non-NULL
1615 (json_from_location_range): Don't add "start" and "finish"
1616 children if they are UNKNOWN_LOCATION.
1617 (selftest::test_unknown_location): New selftest.
1618 (selftest::test_bad_endpoints): New selftest.
1619 (selftest::diagnostic_format_json_cc_tests): New function.
1620 * json.cc (json::object::get): New function.
1621 (selftest::test_object_get): New selftest.
1622 (selftest::json_cc_tests): Call it.
1623 * json.h (json::object::get): New decl.
1624 * selftest-run-tests.c (selftest::run_tests): Call
1625 selftest::diagnostic_format_json_cc_tests.
1626 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1629 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1630 Andrew Stubbs <amd@codesourcery.com>
1632 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1633 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1634 (kernel): Rename to...
1635 (main_kernel): ... this.
1636 (load_image): Load _init_array and _fini_array kernels.
1637 (run): Add argument for kernel to run.
1638 (main): Run init_array_kernel before main_kernel, and
1639 fini_array_kernel after.
1640 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1641 amdgpu_hsa_kernel attribute on functions.
1642 (gcn_disable_constructors): Delete.
1643 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1644 * config/gcn/crt0.c (size_t): Define.
1645 (_init_array, _fini_array): New.
1646 (__preinit_array_start, __preinit_array_end,
1647 __init_array_start, __init_array_end,
1648 __fini_array_start, __fini_array_end): Declare weak references.
1650 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1652 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1654 2019-05-22 Jason Merrill <jason@redhat.com>
1656 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1658 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1661 * config/i386/i386-options.c (ix86_init_machine_status): Set
1662 stack_frame_required to true.
1663 * config/i386/i386.c (ix86_get_frame_size): New function.
1664 (ix86_frame_pointer_required): Replace get_frame_size with
1665 ix86_get_frame_size.
1666 (ix86_compute_frame_layout): Likewise.
1667 (ix86_find_max_used_stack_alignment): Changed to void. Set
1668 stack_frame_required.
1669 (ix86_finalize_stack_frame_flags): Always call
1670 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1671 ix86_get_frame_size.
1672 * config/i386/i386.h (machine_function): Add stack_frame_required.
1674 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1676 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1678 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1680 * common/config/aarch64/aarch64-common.c
1681 (struct aarch64_option_extension, struct processor_name_to_arch,
1682 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1683 aarch64_contains_opt,
1684 aarch64_get_extension_string_for_isa_flags): Change type of
1685 variables storing flags to uint64_t.
1686 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1687 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1688 * config/aarch64/aarch64.c (struct processor,
1689 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1690 aarch64_validate_march, aarch64_override_options,
1691 aarch64_option_print, aarch64_handle_attr_isa_flags,
1692 aarch64_declare_function_name, aarch64_start_file): Make flag
1694 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1695 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1696 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1697 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1698 * config/aarch64/driver-aarch64.c
1699 (struct aarch64_arch_extension, struct aarch64_core_data,
1700 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1701 flag variables uint64_t.
1702 * doc/invoke.texi: Add documentation for new arguments.
1704 2019-05-22 Richard Biener <rguenther@suse.de>
1706 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1708 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1710 2019-05-22 Martin Liska <mliska@suse.cz>
1713 * doc/extend.texi: Document the change.
1715 2019-05-22 Richard Biener <rguenther@suse.de>
1717 PR tree-optimization/90450
1718 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1719 (mem_ref_hasher::equal): Check it.
1720 (mem_ref_alloc): Initialize it.
1721 (gather_mem_refs_stmt): Set it.
1723 2019-05-22 Richard Biener <rguenther@suse.de>
1725 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1727 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1730 2019-05-22 Alan Modra <amodra@gmail.com>
1732 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1733 (ASM_CPU_SPEC): Conditionally add -many.
1734 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1735 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1736 (rs6000_file_start): ..extracted from here, and modified to
1738 (rs6000_output_function_prologue): Emit .machine as necessary.
1739 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1741 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1742 added by check_vect_support_and_set_flags.
1743 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1744 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1746 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1749 * ira-lives.c (process_bb_node_lives): Consider defs
1750 for a call insn to be die before the call, not after.
1752 * function.c (assign_parm_setup_block): Raise alignment of
1753 stacked parameter only for STRICT_ALIGNMENT targets.
1755 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1757 * config/rs6000/constraints.md (define_register_constraint "wz"):
1759 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1760 RS6000_CONSTRAINT_wz.
1761 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1762 (rs6000_init_hard_regno_mode_ok): Adjust.
1763 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1764 * doc/md.texi (Machine Constraints): Adjust.
1766 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1768 * config/rs6000/constraints.md (define_register_constraint "wl"):
1770 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1771 RS6000_CONSTRAINT_wl.
1772 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1773 (rs6000_init_hard_regno_mode_ok): Adjust.
1774 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1775 * doc/md.texi (Machine Constraints): Adjust.
1777 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1779 * config/rs6000/constraints.md (define_register_constraint "wm"):
1781 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1782 RS6000_CONSTRAINT_wm.
1783 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1784 (rs6000_init_hard_regno_mode_ok): Adjust.
1785 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1786 * doc/md.texi (Machine Constraints): Adjust.
1788 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1790 * config/rs6000/constraints.md (define_register_constraint "wk"):
1792 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1793 RS6000_CONSTRAINT_wk.
1794 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1795 (rs6000_init_hard_regno_mode_ok): Adjust.
1796 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1797 * doc/md.texi (Machine Constraints): Adjust.
1799 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1801 * config/rs6000/constraints.md (define_register_constraint "wj"):
1803 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1804 RS6000_CONSTRAINT_wj.
1805 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1806 (rs6000_init_hard_regno_mode_ok): Adjust.
1807 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1809 * config/rs6000/vsx.md: Ditto.
1810 * doc/md.texi (Machine Constraints): Adjust.
1812 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1814 * config/rs6000/constraints.md (define_register_constraint "wh"):
1816 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1817 RS6000_CONSTRAINT_wh.
1818 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1819 (rs6000_init_hard_regno_mode_ok): Adjust.
1820 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1821 * doc/md.texi (Machine Constraints): Adjust.
1823 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1826 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1827 Avoid calling gen_lowpart with CONST operand.
1829 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1831 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1832 field template_last_to_copy.
1833 (ssa_create_duplicates): Set it, and use it. Attempt to
1834 preserve more debug stmts.
1836 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1838 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1839 (signbit<mode>2): New expander
1841 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1844 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1845 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1847 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1849 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1850 %ebx and %ecx bafore calling cpuid with leaf 1 or
1851 non-constant leaf argument.
1853 2019-05-21 Alan Modra <amodra@gmail.com>
1856 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1857 power9 direct move cost.
1858 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1859 Correct comments and rename functions to suit parameters.
1861 2019-05-21 Richard Biener <rguenther@suse.de>
1864 * fold-const.c (fold_read_from_vector): New function.
1865 * fold-const.h (fold_read_from_vector): Declare.
1866 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1867 single-element insert permutations. Canonicalize selector
1868 further and fix issue with last commit.
1870 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1872 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1873 parameter with default value false to declaration.
1874 (split_edges_for_insertion): New inline function. Wrapper for
1875 split_critical_edges with for_edge_insertion_p = true.
1876 * tree-cfg.c (split_critical_edges): Don't split non-critical
1877 edges if for_edge_insertion_p is false. Fix whitespace.
1878 * tree-ssa-pre.c (pass_pre::execute): Call
1879 split_edges_for_insertion instead of split_critical_edges.
1880 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1881 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1882 (pass_data_sink_code): Update function name in the comment.
1884 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1886 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1887 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1888 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1889 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1892 2019-05-21 Martin Liska <mliska@suse.cz>
1894 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1896 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1897 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1899 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1901 (rs6000_function_arg): Likewise.
1902 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1903 (rs6000_expand_ternop_builtin): Use interval syntax.
1904 (get_element_number): Likewise.
1905 (altivec_expand_builtin): Likewise.
1906 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1910 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1914 * function.h (struct function): Add calls_eh_return member.
1915 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1916 gimplifying __builtin_eh_return call.
1917 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1919 (expand_call_inline): Or in src_cfun->calls_eh_return into
1920 dst_cfun->calls_eh_return.
1921 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1922 cfun->calls_eh_return.
1923 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1924 * lto-streamer-out.c (output_struct_function_base): Write
1927 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1929 PR rtl-optimization/43147
1930 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1931 IX86_BUILTIN_SHUFPD.
1933 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1935 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1936 (refs_may_alias_p_1): ... here; update stats.
1937 (refs_may_alias_p): Do not update stats here.
1939 2019-05-20 Richard Biener <rguenther@suse.de>
1941 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1942 doesn't produce pointers.
1943 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1944 the first operand points to.
1946 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1948 * tree-ssa-alias.c (compare_sizes): New function.
1949 (sompare_type_sizes): New function
1950 (aliasing_component_refs_p): Use it.
1951 (indirect_ref_may_alias_decl_p): Likewise.
1953 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1955 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1957 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1959 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1960 (LIBLSAN_EARLY_SPEC): Likewise.
1961 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1963 2019-05-20 Martin Liska <mliska@suse.cz>
1965 * config/i386/i386.c (ix86_libc_has_fast_function):
1966 Add ATTRIBUTE_UNUSED for the argument.
1968 2019-05-20 Richard Biener <rguenther@suse.de>
1970 * gimple-match-head.c: Include vec-perm-indices.h.
1971 * generic-match-head.c: Likewise.
1972 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1974 * fold-const.c (fold_vec_perm): Export.
1975 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1976 (match.pd): ...here.
1978 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1980 * cfgloop.h (struct loop): Add simdlen member.
1981 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1982 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1983 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1984 as new argument to autovectorize_vector_sizes target hook. If
1985 loop->simdlen, pick up vector size where the vectorization factor
1986 is equal to loop->simd, and if there is none, fall back to the first
1988 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1990 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1991 * omp-general.c (omp_max_vf): Likewise.
1992 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1993 * tree-vect-slp.c (vect_slp_bb): Likewise.
1994 * target.def (autovectorize_vector_sizes): Add ALL argument and
1996 * doc/tm.texi: Adjust documentation.
1997 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1998 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1999 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
2001 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
2002 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
2003 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
2004 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
2005 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
2006 preferred vector size is not 512-bit or 256-bit, just put those
2007 unpreferred ones last.
2009 2019-05-20 Martin Liska <mliska@suse.cz>
2011 * targhooks.c (default_libc_has_fast_function): New function.
2012 * targhooks.h (default_libc_has_fast_function): Likewise.
2014 2019-05-20 Martin Liska <mliska@suse.cz>
2017 * builtins.c (expand_builtin_memory_copy_args): When having a
2018 target with fast mempcpy implementation do now use memcpy.
2019 * config/i386/i386.c (ix86_libc_has_fast_function): New.
2020 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
2021 * doc/tm.texi: Likewise.
2022 * doc/tm.texi.in: Likewise.
2024 * expr.c (emit_block_move_hints): Add 2 new arguments.
2025 * expr.h (emit_block_move_hints): Bail out when libcall
2026 to memcpy would be used.
2028 2019-05-20 Martin Liska <mliska@suse.cz>
2030 * profile-count.c: Add vertical spacing in order
2031 to separate functions.
2032 * profile-count.h: Likewise.
2034 2019-05-20 Martin Liska <mliska@suse.cz>
2036 * profile-count.h: Do not use full qualified
2038 * profile-count.c (profile_count::to_frequency): Likewise.
2040 2019-05-20 Martin Liska <mliska@suse.cz>
2042 * profile-count.h (enum profile_quality): Use capital letters
2043 for enum value names. Use the adjusted names.
2044 * profile-count.c: Use the adjusted names.
2046 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2048 * config/rs6000/constraints.md (define_register_constraint "wH"):
2050 (define_register_constraint "wI"): Delete.
2051 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2052 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
2053 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2054 (rs6000_init_hard_regno_mode_ok): Adjust.
2055 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
2056 resp. "d", or with "wa" as appropriate, all with "p8v".
2057 * config/rs6000/vsx.md: Ditto.
2058 * doc/md.texi (Machine Constraints): Adjust.
2060 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2062 * config/rs6000/constraints.md (define_register_constraint "wy"):
2064 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2065 RS6000_CONSTRAINT_wy.
2066 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2067 (rs6000_init_hard_regno_mode_ok): Adjust.
2068 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
2069 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
2070 (define_mode_attr Fisa): New.
2071 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
2072 * doc/md.texi (Machine Constraints): Adjust.
2074 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2076 * config/rs6000/constraints.md (define_register_constraint "wu"):
2078 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2079 RS6000_CONSTRAINT_wu.
2080 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2081 (rs6000_init_hard_regno_mode_ok): Adjust.
2082 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
2084 (define_mode_attr Fa): Delete.
2085 * config/rs6000/vsx.md: Ditto.
2086 * doc/md.texi (Machine Constraints): Adjust.
2088 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2090 * config/rs6000/constraints.md (define_register_constraint "wJ"):
2092 (define_register_constraint "wK"): Delete.
2093 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2094 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
2095 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2096 (rs6000_init_hard_regno_mode_ok): Adjust.
2097 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
2098 Replace "wK" constraint by "wH" with "p9v".
2099 * config/rs6000/vsx.md: Ditto.
2100 * doc/md.texi (Machine Constraints): Adjust.
2102 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2104 * config/rs6000/constraints.md (define_register_constraint "wb"):
2106 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2107 RS6000_CONSTRAINT_wb.
2108 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2109 (rs6000_init_hard_regno_mode_ok): Adjust.
2110 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
2111 * config/rs6000/vsx.md: Ditto.
2112 * doc/md.texi (Machine Constraints): Adjust.
2114 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2116 * config/rs6000/constraints.md (define_register_constraint "wo"):
2118 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2119 RS6000_CONSTRAINT_wo.
2120 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2121 (rs6000_init_hard_regno_mode_ok): Adjust.
2122 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
2123 * config/rs6000/altivec.md: Ditto.
2124 * doc/md.texi (Machine Constraints): Adjust.
2126 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2128 * config/darwin-c.c (darwin_register_objc_includes): Do not
2129 prepend the sysroot when building gnu-runtime header search
2132 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2134 * config/darwin.c (darwin_file_end): Use switch_to_section ()
2135 instead of direct output of the asm.
2137 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2139 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
2140 argument to be type bool (was int before).
2141 (rs6000_emit_epilogue): Simplify some code. Declare some variables
2142 at first use. Use type bool for some variables. Fix a theoretical
2143 eh_return bug for svr4.
2145 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2147 * config/rs6000/rs6000.md (isa): New attribute.
2148 (enabled): New attribute.
2150 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
2152 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
2153 assemble_start_function and assemble_end_function.
2155 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
2158 * omp-general.c (oacc_verify_routine_clauses): Change formal
2159 parameters. Add checking if already marked with an OpenACC
2160 'routine' directive. Adjust all users.
2163 * omp-general.c (oacc_build_routine_dims): Move some of its
2165 (oacc_verify_routine_clauses): ... this new function.
2166 * omp-general.h (oacc_verify_routine_clauses): New prototype.
2168 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2170 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
2171 formating of picbase labels to match other ports.
2173 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2175 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
2176 in the generated code.
2178 2019-05-16 Martin Sebor <msebor@redhat.com>
2180 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
2181 identifiers, keywords, operators, and types in diagnostics. Correct
2182 quoting, spelling, and sentence capitalization issues.
2183 (expand_builtin_atomic_is_lock_free): Same.
2184 (fold_builtin_next_arg): Same.
2185 * cfgexpand.c (expand_one_var): Same.
2186 (tree_conflicts_with_clobbers_p): Same.
2187 (expand_asm_stmt): Same.
2188 (verify_loop_structure): Same.
2189 * cgraphunit.c (process_function_and_variable_attributes): Same.
2190 * collect-utils.c (collect_execute): Same.
2191 * collect2.c (maybe_run_lto_and_relink): Same.
2192 (is_lto_object_file): Same.
2193 (scan_prog_file): Same.
2194 * convert.c (convert_to_real_1): Same.
2195 * dwarf2out.c (dwarf2out_begin_prologue): Same.
2196 * except.c (verify_eh_tree): Same.
2197 * gcc.c (execute): Same.
2198 (eval_spec_function): Same.
2199 (run_attempt): Same.
2200 (driver::set_up_specs): Same.
2201 (compare_debug_auxbase_opt_spec_function): Same.
2202 * gcov-tool.c (unlink_gcda_file): Same.
2205 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
2206 * gimplify.c (gimplify_asm_expr): Same.
2207 (gimplify_adjust_omp_clauses): Same.
2208 * hsa-gen.c (gen_hsa_addr_insns): Same.
2209 (gen_hsa_insns_for_load): Same.
2210 (gen_hsa_cmp_insn_from_gimple): Same.
2211 (gen_hsa_insns_for_operation_assignment): Same.
2212 (gen_get_level): Same.
2213 (gen_hsa_alloca): Same.
2214 (omp_simple_builtin::generate): Same.
2215 (gen_hsa_atomic_for_builtin): Same.
2216 (gen_hsa_insns_for_call): Same.
2217 * input.c (dump_location_info): Same.
2218 * ipa-devirt.c (compare_virtual_tables): Same.
2219 * ira.c (ira_setup_eliminable_regset): Same.
2220 * lra-assigns.c (lra_assign): Same.
2221 * lra-constraints.c (lra_constraints): Same.
2222 * lto-streamer-in.c (lto_input_mode_table): Same.
2223 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
2224 (merge_and_complain): Same.
2225 (compile_offload_image): Same.
2226 (compile_images_for_offload_targets): Same.
2227 (debug_objcopy): Same.
2230 * opts.c (print_specific_help): Same.
2231 (parse_no_sanitize_attribute): Same.
2233 (handle_param): Same.
2234 * plugin.c (add_new_plugin): Same.
2235 (parse_plugin_arg_opt): Same.
2236 (try_init_one_plugin): Same.
2237 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2238 operators, and types in diagnostics. Correct quoting and spelling
2240 * read-rtl-function.c (parse_edge_flag_token): Same.
2241 (function_reader::parse_enum_value): Same.
2242 * reg-stack.c (check_asm_stack_operands): Same.
2243 * regcprop.c (validate_value_data): Same.
2244 * sched-rgn.c (make_pass_sched_fusion): Same.
2245 * stmt.c (check_unique_operand_names): Same.
2246 * targhooks.c (default_target_option_pragma_parse): Same.
2247 * tlink.c (recompile_files): Same.
2248 * toplev.c (process_options): Same.
2250 * trans-mem.c (diagnose_tm_1): Same.
2251 (ipa_tm_scan_irr_block): Same.
2252 (ipa_tm_diagnose_transaction): Same.
2253 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2254 format a tree code name in a diagnostic.
2255 (verify_types_in_gimple_min_lval): Same.
2256 (verify_types_in_gimple_reference): Same.
2257 (verify_gimple_call): Same.
2258 (verify_gimple_assign_unary): Same.
2259 (verify_gimple_assign_binary): Same.
2260 (verify_gimple_assign_ternary): Same.
2261 (verify_gimple_assign_single): Same.
2262 (verify_gimple_switch): Same.
2263 (verify_gimple_label): Same.
2264 (verify_gimple_phi): Same.
2265 (verify_gimple_in_seq): Same.
2266 (verify_eh_throw_stmt_node): Same.
2267 (collect_subblocks): Same.
2268 (gimple_verify_flow_info): Same.
2269 (do_warn_unused_result): Same.
2270 * tree-inline.c (expand_call_inline): Same.
2271 * tree-into-ssa.c (update_ssa): Same.
2272 * tree.c (tree_int_cst_elt_check_failed): Same.
2273 (tree_vec_elt_check_failed): Same.
2274 (omp_clause_operand_check_failed): Same.
2275 (verify_type_variant): Same.
2276 (verify_type): Same.
2277 * value-prof.c (verify_histograms): Same.
2278 * varasm.c (assemble_start_function): Same.
2280 2019-05-16 Martin Sebor <msebor@redhat.com>
2282 * config/i386/i386-expand.c (get_element_number): Quote keywords
2283 and other internal names in diagnostics. Adjust other diagnostic
2284 formatting issues noted by -Wformat-diag.
2285 * config/i386/i386-features.c
2286 (ix86_mangle_function_version_assembler_name): Same.
2287 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2288 * config/i386/i386.c (ix86_function_type_abi): Same.
2289 (ix86_function_ms_hook_prologue): Same.
2290 (classify_argument): Same.
2291 (ix86_expand_prologue): Same.
2292 (ix86_md_asm_adjust): Same.
2293 (ix86_memmodel_check): Same.
2295 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2297 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2298 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2301 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2304 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2305 intrinsics without SSE/SSE2/SSSE3.
2306 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2308 (*mmx_uavgv8qi3): Likewise.
2310 2019-05-17 Richard Biener <rguenther@suse.de>
2312 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2313 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2315 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2317 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2318 vec_sldw insn pattern.
2320 2019-05-17 Richard Biener <rguenther@suse.de>
2322 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2324 2019-05-17 Martin Liska <mliska@suse.cz>
2327 * toplev.c (output_stack_usage): With LTO and sanitizer it
2328 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2329 has no file location.
2331 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2334 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2335 sz0 is equal to sz1, instead return false in that case.
2337 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2338 has non-constant expression, force sctx.lane and use two
2339 argument IFN_GOMP_SIMD_LANE instead of single argument.
2340 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2341 two argument IFN_GOMP_SIMD_LANE without lhs.
2342 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2344 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2346 (LOOP_REQUIRES_VERSIONING): Or in
2347 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2348 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2350 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2351 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2352 from simd if clause if needed.
2354 2019-05-16 Richard Biener <rguenther@suse.de>
2356 * tree-affine.c (expr_to_aff_combination): New function split
2358 (tree_to_aff_combination): ... here.
2359 (aff_combination_expand): Avoid building a GENERIC tree.
2361 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2363 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2364 assemble_start_function and assemble_end_function calls.
2365 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2366 assemble_start_function and assemble_end_function.
2367 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2368 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2369 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2370 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2371 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2372 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2373 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2374 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2375 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2376 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2377 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2378 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2380 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2381 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2382 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2383 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2384 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2385 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2386 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2387 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2388 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2389 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2390 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2391 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2392 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2393 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2395 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2396 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2397 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2399 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2401 * tree-ssa-alias.c (alias_stats): Add
2402 aliasing_component_refs_p_may_alias and
2403 aliasing_component_refs_p_no_alias.
2404 (dump_alias_stats): Print aliasing_component_refs_p stats.
2405 (aliasing_component_refs_p): Update stats.
2407 2019-05-16 Martin Liska <mliska@suse.cz>
2410 * multiple_target.c (expand_target_clones): Do not allow
2411 target_clones being used with a symbol that is an alias.
2413 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2415 PR tree-optimization/90394
2416 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2417 positives rather than ICE for cases where (code2 == NE_EXPR
2418 && code1 == BIT_AND_EXPR).
2420 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2423 * tree-core.h (struct tree_decl_common): Document
2424 decl_nonshareable_flag for PARM_DECLs.
2425 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2426 * calls.c (expand_call): Don't try tail call if caller
2427 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2428 passed on the stack and callee needs to pass any arguments on the
2430 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2431 else if instead of series of mutually exclusive ifs. Handle
2432 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2433 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2435 * lto-streamer.h (LTO_major_version): Bump to 9.
2437 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2439 PR tree-optimization/90106
2440 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2441 new parameter as new internal function call, also move it to new
2443 (use_internal_fn): Pass internal function call to
2444 shrink_wrap_one_built_in_call_with_conds.
2446 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2448 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2450 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2451 safelen_int and set loop->dont_vectorize.
2453 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2456 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2458 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2460 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2461 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2462 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2465 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2468 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2469 define_insn_and_split to support SSE emulation.
2470 (*vec_extractv2sf_0): Likewise.
2471 (*vec_extractv2sf_1): Likewise.
2472 (*vec_extractv2si_0): Likewise.
2473 (*vec_extractv2si_1): Likewise.
2474 (*vec_extractv2si_zext_mem): Likewise.
2475 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2476 (vec_extractv2sf_1 splitter): Likewise.
2477 (vec_extractv2sfsf): Likewise.
2478 (vec_setv2si): Likewise.
2479 (vec_extractv2si_1 splitter): Likewise.
2480 (vec_extractv2sisi): Likewise.
2481 (vec_setv4hi): Likewise.
2482 (vec_extractv4hihi): Likewise.
2483 (vec_setv8qi): Likewise.
2484 (vec_extractv8qiqi): Likewise.
2485 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2486 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2487 (vec_extractv2sisi): Likewise.
2488 (vec_extractv4hihi): Likewise.
2489 (vec_extractv8qiqi): Likewise.
2490 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2491 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2492 (vec_initv2sisi): Likewise.
2493 (vec_initv4hihi): Likewise.
2494 (vec_initv8qiqi): Likewise.
2495 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2496 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2497 (vec_setv4hi): Likewise.
2498 (vec_setv8qi): Likewise.
2500 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2503 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2504 TARGET_MMX_WITH_SSE.
2505 (MMXMODE:*mov<mode>_internal): Likewise.
2506 (MMXMODE:movmisalign<mode>): Likewise.
2508 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2511 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2512 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2513 (sse2_cvtpd2pi): Ditto.
2514 (sse2_cvttpd2pi): Ditto.
2515 (*vec_concatv2sf_sse4_1): Ditto.
2516 (*vec_concatv2sf_sse): Ditto.
2517 (*vec_concatv2si_sse4_1): Ditto.
2518 (*vec_concatv2si): Ditto.
2519 (*vec_concatv4si_0): Ditto.
2520 (*vec_concatv2di_0): Ditto.
2522 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2525 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2527 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2530 * config/i386/sse.md (ssse3_palignrdi): Changed to
2531 define_insn_and_split to support SSE emulation.
2533 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2536 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2538 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2541 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2542 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2545 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2548 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2549 or TARGET_MMX_WITH_SSE.
2550 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2552 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2555 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2557 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2560 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2561 Changed to define_insn_and_split to support SSE emulation.
2563 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2566 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2567 Changed to define_insn_and_split to support SSE emulation.
2569 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2572 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2573 (*mmx_<emms>): This.
2574 (mmx_<emms>): New expander.
2576 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2579 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2581 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2583 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2586 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2588 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2591 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2593 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2596 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2597 TARGET_MMX_WITH_SSE.
2598 (*mmx_uavgv4hi3): Add SSE emulation.
2600 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2603 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2604 and TARGET_MMX_WITH_SSE.
2605 (*mmx_uavgv8qi3): Add SSE emulation.
2607 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2610 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2611 maskmovdqu for __MMX_WITH_SSE__.
2613 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2616 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2617 TARGET_MMX and TARGET_MMX_WITH_SSE.
2618 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2620 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2623 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2624 define_insn_and_split to support SSE emulation.
2626 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2629 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2630 and TARGET_MMX_WITH_SSE.
2631 (mmx_<code>v8qi3): Likewise.
2632 (smaxmin:<code>v4hi3): New.
2633 (umaxmin:<code>v8qi3): Likewise.
2634 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2635 (umaxmin:*mmx_<code>v8qi3): Likewise.
2637 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2640 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2641 TARGET_MMX_WITH_SSE.
2642 (*mmx_pinsrw): Add SSE emulation.
2644 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2647 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2649 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2652 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2653 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2656 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2659 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2660 (sse_cvttps2pi): Likewise.
2662 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2665 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2666 TARGET_MMX_WITH_SSE.
2667 (mmx_pshufw_1): Add SSE emulation.
2668 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2669 TARGET_MMX_WITH_SSE to support SSE emulation.
2671 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2674 * config/i386/constraints.md (Yw): New constraint.
2675 * config/i386/mmx.md (*vec_dupv2si): Changed to
2676 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2677 support SSE emulation.
2679 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2682 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2683 TARGET_MMX_WITH_SSE.
2684 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2686 (mmx_gt<mode>3): Likewise.
2688 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2691 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2692 TARGET_MMX_WITH_SSE. Add SSE support.
2694 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2697 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2698 TARGET_MMX_WITH_SSE.
2699 (any_logic:<code><mode>3): New.
2700 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2703 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2706 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2707 TARGET_MMX_WITH_SSE. Add SSE emulation.
2708 (mmx_<shift_insn><mode>3): Likewise.
2710 (<shift_insn><mode>3): Likewise.
2712 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2715 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2716 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2718 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2721 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2722 TARGET_MMX_WITH_SSE.
2723 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2726 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2729 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2730 TARGET_MMX_WITH_SSE.
2732 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2735 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2738 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2739 (plusminus:mmx_<plusminus_insn><mode>3): Check
2740 TARGET_MMX_WITH_SSE.
2741 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2742 (<plusminus_insn><mode>3): New.
2743 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2744 (*mmx_<plusminus_insn><mode>3): Likewise.
2746 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2749 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2750 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2752 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2753 define_insn_and_split to support SSE emulation.
2754 (mmx_punpcklbw): Likewise.
2755 (mmx_punpckhwd): Likewise.
2756 (mmx_punpcklwd): Likewise.
2757 (mmx_punpckhdq): Likewise.
2758 (mmx_punpckldq): Likewise.
2760 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2761 Uros Bizjak <ubizjak@gmail.com>
2764 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2766 (ix86_split_mmx_pack): Likewise.
2767 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2769 (ix86_split_mmx_pack): Likewise.
2770 * config/i386/i386.md (mmx_isa): New.
2771 (enabled): Also check mmx_isa.
2772 * config/i386/mmx.md (any_s_truncate): New code iterator.
2773 (s_trunsuffix): New code attr.
2774 (mmx_packsswb): Removed.
2775 (mmx_packssdw): Likewise.
2776 (mmx_packuswb): Likewise.
2777 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2778 MMX packsswb/packuswb with SSE2.
2779 (mmx_packssdw): Likewise.
2780 * config/i386/predicates.md (register_mmxmem_operand): New.
2782 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2785 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2786 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2787 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2788 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2789 (ix86_vector_mode_supported_p): Likewise.
2790 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2792 2019-05-15 Martin Liska <mliska@suse.cz>
2795 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2798 2019-05-15 Richard Biener <rguenther@suse.de>
2800 * tree-into-ssa.c (pass_build_ssa::execute): Run
2801 update_address_taken before going into SSA.
2803 2019-05-15 Richard Biener <rguenther@suse.de>
2805 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2806 as __BIT_FIELD_REF with type with -gimple.
2808 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2810 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2811 semantically equivalent branches (left over after prior refactorings).
2813 2019-05-15 Richard Biener <rguenther@suse.de>
2815 PR tree-optimization/88828
2816 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2819 2019-05-14 Richard Biener <rguenther@suse.de>
2821 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2822 as __VIEW_CONVERT with -gimple.
2824 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2827 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2830 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2832 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2833 define_split to become a define_insn_and_split.
2835 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2837 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2839 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2840 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2841 (sibcall_epilogue): Adjust.
2844 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2846 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2847 to unsupported ones.
2848 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2849 * config.host: Likewise.
2850 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2851 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2852 __svr4__]: Remove "brand" fallback.
2853 [!KSTAT_DATA_STRING]: Remove.
2854 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2856 (comdat_group): Likewise.
2857 (set_have_as_tls): Likewise.
2858 (gcc_cv_target_dl_iterate_phdr): Likewise.
2859 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2860 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2861 * configure: Regenerate.
2862 * doc/install.texi: Simplify Solaris target triplets.
2863 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2864 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2865 Remove Solaris 10 references.
2866 Remove obsolete Solaris bug reference.
2867 (Specific, sparc-sun-solaris2.10): Remove.
2869 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2871 * config/i386/i386.md (any_div): New code iterator.
2872 (paired_mod): New code attribute.
2873 (sgnprefix): Handle DIV and UDIV RTXes.
2875 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2876 and udivmod<mode>4 patterns using any_div code iterator.
2877 (divmod splitters): Macroize splitters using any_div code iterator.
2878 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2879 (*udivmodsi4_pow2_zext_2): Ditto.
2880 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2881 and *udivmod<mode>4_noext patterns using any_div code iterator.
2882 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2883 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2884 patterns using any_div code iterator.
2885 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2886 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2887 patterns using any_div code iterator.
2888 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2889 udivmodhiqi3 patterns using any_extend code iterator.
2891 2019-05-14 Richard Biener <rguenther@suse.de>
2892 H.J. Lu <hongjiu.lu@intel.com>
2894 PR tree-optimization/88828
2895 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2896 permuting in a single non-constant element not extracted
2899 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2901 * internal-fn.def (SIGNBIT): New.
2902 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2904 (signbitv4sf2): Likewise.
2906 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2909 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2910 next insn when the SRC reg is dead.
2912 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2914 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2915 (alloc_cand_and_find_basis): Ditto.
2916 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2917 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2918 (create_add_imm_cand, slsr_process_cast): Ditto.
2919 (slsr_process_copy, replace_mult_candidate): Ditto.
2920 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2921 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2922 (pass_strength_reduction::execute): Init the first NULL element.
2924 2019-05-13 Nathan Sidwell <nathan@acm.org>
2926 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2927 (run_attempt): Reformat line break.
2929 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2932 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2933 data registers in sibcall epilogues.
2934 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2936 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2939 * configure.ac (--enable-frame-pointer):
2940 Disable by default for cygwin and mingw.
2941 * configure: Regenerate.
2943 2019-05-13 Nathan Sidwell <nathan@acm.org>
2945 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2947 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2948 (gen_member_die): Move abstract origin check earlier. Only VARs
2949 can be static_inline_p. Simplify splicing control flow.
2951 2019-05-13 Richard Biener <rguenther@suse.de>
2953 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2955 (vect_build_slp_tree_1): Likewise.
2957 2019-05-13 Richard Biener <rguenther@suse.de>
2959 PR tree-optimization/90402
2960 * tree-if-conv.c (tree_if_conversion): Value number only
2961 the loop body by making the latch an exit of the region
2963 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2965 (do_rpo_vn): Deal with multiple edges into the entry block
2966 that are not backedges inside the region by skipping PHIs
2969 2019-05-13 Richard Biener <rguenther@suse.de>
2971 PR tree-optimization/90316
2972 * tree-ssa-pre.c (insert_aux): Fold into ...
2973 (insert): ... this function. Use a RPO walk to reduce the
2974 number of required iterations.
2976 2019-05-13 Martin Liska <mliska@suse.cz>
2978 PR tree-optimization/90416
2979 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2980 string instead of passing the second part as va_arg argument.
2982 2019-05-13 Martin Liska <mliska@suse.cz>
2984 PR gcov-profile/90380
2985 * gcov.c (handle_cycle): Do not support zero cycle count,
2986 it should not be possible.
2987 (path_contains_zero_cycle_arc): New function.
2988 (circuit): Ignore zero cycle arc counts.
2990 2019-05-13 Martin Liska <mliska@suse.cz>
2992 PR gcov-profile/90380
2993 * gcov.c (enum loop_type): Remove the enum and
2995 (handle_cycle): Assert that we should not reach
2997 (circuit): Use loop_found instead of a tri-state loop_type.
2998 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
3001 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3004 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
3005 (ix86_output_indirect_branch_via_reg): Use output mechanism
3006 accounting for __USER_LABEL_PREFIX__.
3007 (ix86_output_indirect_branch_via_push): Likewise.
3008 (ix86_output_function_return): Likewise.
3009 (ix86_output_indirect_function_return): Likewise.
3011 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
3013 * doc/md.texi: Document use of code attributes in rtx patterns.
3014 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
3015 * read-rtl.c (find_code): Split out search loops into...
3016 (maybe_find_code): ...this new function.
3017 (check_code_iterator): Make the error message more informative.
3018 (check_code_attribute): New function.
3019 (rtx_reader::rtx_alloc_for_name): Likewise.
3020 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
3021 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
3022 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
3023 <max_opp> directly as an rtx code instead of via a match_operator.
3024 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
3025 (<su>abd<mode>_3): Update accordingly.
3027 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3029 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
3030 is given, print the state of the EH "save world" computation for
3033 2019-05-11 Jakub Jelinek <jakub@redhat.com>
3036 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
3037 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3039 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
3041 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
3042 Use pinsrd for TARGET_SSE4_1.
3043 * config/i386/sse.md (movdi_to_sse): Ditto.
3045 2019-05-10 Richard Biener <rguenther@suse.de>
3047 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
3048 (do_rpo_vn): Initialize next_value_id.
3050 2019-05-10 Martin Liska <mliska@suse.cz>
3052 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3055 2019-05-10 Jakub Jelinek <jakub@redhat.com>
3057 PR tree-optimization/90385
3058 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
3059 arguments of the exit phis.
3062 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
3063 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
3065 (copy_tree_body_r): Likewise.
3066 (copy_fn): Set id.do_not_fold to true.
3068 2019-05-10 Martin Liska <mliska@suse.cz>
3070 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
3071 Reapply changes from r269790.
3073 2019-05-10 Martin Liska <mliska@suse.cz>
3076 * doc/invoke.texi: New params.
3077 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
3078 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
3079 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3081 * tree-switch-conversion.h (struct jump_table_cluster):
3084 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
3086 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
3088 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
3090 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
3092 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
3094 PR rtl-optimization/88879
3095 * sel-sched.c (sel_target_adjust_priority): Remove assert.
3097 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
3100 * config/arm/arm.c (callee_saved_reg_p): Move before
3101 thumb_find_work_register.
3102 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
3103 thumb_find_work_register. Only call df_get_live_out once.
3104 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
3105 (thumb_find_work_register): Use
3106 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
3107 algorithms to locate a spare call clobbered reg.
3109 2019-05-09 Martin Liska <mliska@suse.cz>
3111 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
3112 and MAX_EXPR in GIMPLE FE format.
3114 2019-05-09 Martin Liska <mliska@suse.cz>
3116 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
3117 * gimple-pretty-print.c (dump_gimple_bb_header):
3119 (pp_cfg_jump): Dump edge probability.
3120 * profile-count.c (profile_quality_as_string): Simplify
3121 with a static array.
3122 (parse_profile_quality): New function.
3123 (profile_count::dump): Simplify with a static array.
3124 (profile_count::from_gcov_type): Add new argument.
3125 * profile-count.h (parse_profile_quality): Likewise.
3126 * predict.h (set_hot_bb_threshold): New.
3127 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3129 * predict.c (get_hot_bb_threshold): Set from the new param.
3130 (set_hot_bb_threshold): New.
3132 2019-05-09 Richard Biener <rguenther@suse.de>
3134 PR tree-optimization/90395
3135 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
3136 rewrite vector stores that throw internally.
3138 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
3140 * cif-code.def (CHKP): Remove.
3143 * configure.ac (--enable-frame-pointer): Disable by default for
3145 * configure: Regenerate.
3147 2019-05-09 Alan Modra <amodra@gmail.com>
3150 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
3151 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
3152 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
3153 cost for general <-> vsx when direct moves are available.
3154 Cost union classes at minimal cost for any reg in the class.
3155 Correct calculation for moves between vsx, float, and altivec.
3156 Don't return a low cost for moves between special regs. Don't
3157 use hard coded register numbers.
3158 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
3159 (rs6000_ira_change_pseudo_allocno_class): New function.
3160 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
3161 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
3163 (movsi_internal1): Don't disparage vector alternatives.
3164 (mov<mode>_internal): Likewise, excepting alternative that
3166 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
3167 we <- b alternative.
3169 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3172 PR tree-optimization/89060
3173 * tree-ssa-live.h (live_vars_map): New typedef.
3174 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
3175 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
3176 (struct compute_live_vars_data): New type.
3177 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
3178 live_vars_at_stmt, destroy_live_vars): New functions.
3179 * tree-tailcall.c: Include tree-ssa-live.h.
3180 (live_vars, live_vars_vec): New global variables.
3181 (find_tail_calls): Perform variable life analysis before punting.
3182 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
3183 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
3185 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
3186 Perform variable life analysis to select variables that really need
3188 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
3189 instead set id->eh_landing_pad_dest and assert it is the same.
3190 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
3192 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
3193 Richard Earnshaw <rearnsha@arm.com>
3196 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
3198 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
3199 (thumb1_compute_save_core_reg_mask): Don't force a spare work
3200 register if both the epilogue and prologue can use call-clobbered
3202 (thumb1_unexpanded_epilogue): Use
3203 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
3204 picking temporaries for restoring high regs to match that of the
3205 prologue where possible.
3206 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
3207 the list of work registers. Detect if the return address is still live
3208 at the end of the prologue and avoid using it for a work register if so.
3209 If the return address is not live, add LR to the list of pushable regs
3210 after the first pass.
3212 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3214 PR tree-optimization/90078
3215 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
3216 (INFTY): Increase the value for infinite cost.
3217 (struct comp_cost): Promote type of members to int64_t.
3218 (infinite_cost): Don't set complexity in initialization.
3219 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
3220 overflows to infinite_cost.
3221 (adjust_setup_cost): Promote type of parameter and cost computation
3223 (struct ainc_cost_data, struct iv_ca): Promote type of member to
3225 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
3226 cost computation to int64_t.
3227 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
3228 int64_t's format specifier in dump.
3230 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3232 PR tree-optimization/90240
3233 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3234 with respect to scaling factor pre-computed for each basic block.
3235 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3236 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3237 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3238 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3239 live range for array of loop's basic blocks. Cleanup aux field of
3240 loop's basic blocks.
3242 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3244 PR tree-optimization/90356
3245 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3247 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3249 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3250 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3251 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3252 (ix86_handle_option): Handle -mavx512bf16.
3253 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3255 * config/i386/avx512bf16vlintrin.h: New.
3256 * config/i386/avx512bf16intrin.h: New.
3257 * config/i386/cpuid.h (bit_AVX512BF16): New.
3258 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3259 * config/i386/i386-builtin-types.def: Add new types.
3260 * config/i386/i386-builtin.def: Add new builtins.
3261 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3263 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3264 (ix86_option_override_internal): Handle BF16.
3265 (ix86_valid_target_attribute_inner_p): Ditto.
3266 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3267 * config/i386/i386-builtin.c (enum processor_features): Add
3269 (static const _isa_names_table isa_names_table): Ditto.
3270 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3271 (PTA_AVX512BF16): Ditto.
3272 * config/i386/i386.opt: Add -mavx512bf16.
3273 * config/i386/immintrin.h: Include avx512bf16intrin.h
3274 and avx512bf16vlintrin.h.
3275 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3276 avx512f_cvtneps2bf16_<mode><mask_name>,
3277 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3278 * config/i386/subst.md (mask_half): Add new subst.
3279 * doc/invoke.texi: Document -mavx512bf16.
3281 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3283 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3285 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3286 (rs6000_debug_legitimize_reload_address): Delete.
3287 (rs6000_legitimize_reload_address_ptr): Delete.
3288 (rs6000_option_override_internal): Adjust.
3289 (mem_operand_gpr): Adjust comment.
3290 (legitimate_lo_sum_address_p): Ditto.
3291 (rs6000_legitimize_reload_address): Delete.
3292 (rs6000_debug_legitimize_reload_address): Delete.
3293 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3295 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3298 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3299 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3300 to compute vector element selector for both constant and variable
3303 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3305 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3306 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3307 ashrdi3_cvt using SWI48 mode iterator.
3309 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3311 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3312 (aarch64_<su>abd<mode>_3): Likewise.
3313 (*aarch64_<su>abd<mode>_3): New define_insn.
3314 (<sur>sad<vsi2qi>): New define_expand.
3315 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3316 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3317 (build_vect_cond_expr): Likewise.
3319 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3321 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3322 clobbers outside of accessible_reg_set.
3323 * config/i386/i386.c (ix86_conditional_register_usage):
3324 Disable register sets by clearing corresponding bits in
3325 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3326 call_used_regs and don't clear corresponding reg_names array members.
3328 2019-05-07 Richard Biener <rguenther@suse.de>
3330 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3331 not specified still compute a comp_vectype for invariant
3334 2019-05-07 Richard Biener <rguenther@suse.de>
3336 PR tree-optimization/90316
3337 * tree-ssa-pre.c (translate_vuse_through_block): When
3338 same_valid is NULL do not bother to search for a virtual
3340 (phi_translate_1): When operands changed we cannot keep
3341 the same value-number so do not bother to ask whether
3342 that's possible from translate_vuse_through_block.
3344 2019-05-07 Martin Liska <mliska@suse.cz>
3346 * bitmap.c (bitmap_register): Come up with
3347 alloc_descriptor_max_uid and assign it for
3349 (register_overhead): Use get_descriptor as
3351 (release_overhead): New.
3352 (bitmap_elem_to_freelist): Call it.
3353 (bitmap_elt_clear_from): Likewise.
3354 (bitmap_obstack_free): Likewise.
3355 (bitmap_move): Sensitively release memory.
3356 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3357 (bitmap_initialize): Initialize alloc_descriptor to zero.
3358 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3360 2019-05-07 Richard Biener <rguenther@suse.de>
3362 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3363 we build a SLP node. Remove max_size and limiting.
3364 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3366 2019-05-07 Richard Biener <rguenther@suse.de>
3368 PR tree-optimization/90316
3369 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3371 (walk_non_aliased_vuses): Take walking limit argument.
3372 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3373 walking if it is reached instead of just counting.
3374 (get_continuation_for_phi): Likewise.
3375 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3376 limiting to the callback.
3377 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3378 (vn_reference_lookup_3): Likewise.
3379 (vn_reference_lookup_pieces): Likewise.
3380 (vn_reference_lookup): Likewise.
3381 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3382 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3383 (avail_exprs_stack::lookup_avail_expr): Likewise.
3385 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3387 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3388 for comparaible types in the second direction even if first one
3389 hits incomparable type.
3391 2019-05-07 Richard Biener <rguenther@suse.de>
3394 * lto-wrapper.c (debug_objcopy): Use the original filename
3395 including archive offset for the filename used for -save-temps.
3397 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3399 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3402 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3403 Hongtao Liu <hongtao.liu@intel.com>
3407 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3408 Modified, original implementation isn't correct.
3410 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3412 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3413 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3414 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3415 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3416 (FRAME_POINTER_REGNUM): Change numbering.
3417 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3418 (alt_reg_names): Adjust.
3419 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3421 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3422 (DWARF_FRAME_REGISTERS): Delete.
3423 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3424 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3426 (REG_ALLOC_ORDER): Adjust.
3427 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3428 (REG_CLASS_CONTENTS): Adjust.
3429 (RETURN_ADDR_RTX): Change comment.
3430 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3432 (REGISTER_NAMES): Adjust.
3433 (ADDITIONAL_REGISTER_NAMES): Adjust.
3434 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3436 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3438 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3440 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3441 (DWARF_FRAME_REGISTERS): Adjust.
3442 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3444 (REG_ALLOC_ORDER): Adjust.
3445 (enum reg_class): Delete SPR_REGS.
3446 (REG_CLASS_NAMES): Delete SPR_REGS.
3447 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3448 (REGISTER_NAMES): Adjust.
3449 (ADDITIONAL_REGISTER_NAMES): Adjust.
3450 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3451 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3452 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3453 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3454 (htm_spr_regno): Delete.
3455 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3457 (rs6000_dbx_register_number): Adjust.
3459 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3461 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3463 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3465 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3466 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3468 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3470 PR tree-optimization/88709
3471 PR tree-optimization/90271
3472 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3473 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3474 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3476 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3477 of the store merging group is larger than
3478 PARAM_STORE_MERGING_MAX_SIZE parameter.
3479 (split_group): Add bzero_first argument. If set, always emit first
3480 the first store which must be = {} of the whole area and then for the
3481 rest of the stores consider all zero bytes as paddings.
3482 (imm_store_chain_info::output_merged_store): Check if first store
3483 is = {} of the whole area and if yes, determine which setting of
3484 bzero_first for split_group gives smaller number of stores. Adjust
3485 split_group callers.
3486 (lhs_valid_for_store_merging_p): Allow decls.
3487 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3489 (pass_store_merging::process_store): Likewise.
3491 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3494 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3495 handling of V1TImode.
3497 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3500 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3501 and enable_frame_pointer ...
3502 * configure.ac: ... here. Update help strings for
3503 --enable-frame-pointer.
3504 * configure: Regenerate.
3505 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3506 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3507 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3508 (USE_X86_64_FRAME_POINTER): Ditto.
3510 2019-05-06 Martin Liska <mliska@suse.cz>
3512 * config.gcc: Append to target_gtfiles and fix indentation.
3514 2019-05-06 Richard Biener <rguenther@suse.de>
3516 PR tree-optimization/90358
3517 * tree-vect-stmts.c (get_group_load_store_type): Properly
3518 detect unused upper half of load.
3519 (vectorizable_load): Likewise.
3521 2019-05-06 Richard Biener <rguenther@suse.de>
3523 PR tree-optimization/88828
3524 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3525 (simplify_vector_constructor): ...here. Handle constants in
3528 2019-05-06 Richard Biener <rguenther@suse.de>
3530 PR tree-optimization/90328
3531 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3532 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3533 is valid in the loop nest before using it.
3534 (initialize_data_dependence_relation): Adjust.
3535 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3536 loop as loop-nest to dr_may_alias_p.
3538 2019-05-06 Richard Biener <rguenther@suse.de>
3540 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3542 2019-05-06 Richard Biener <rguenther@suse.de>
3544 PR tree-optimization/90316
3545 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3546 compute target on demand.
3547 (get_continuation_for_phi): Remove code walking stmts to
3548 get to a target virtual operand which could end up being
3551 2019-05-06 Martin Liska <mliska@suse.cz>
3554 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3555 when -mabi is selected to a non-default version.
3557 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3558 Martin Liska <mliska@suse.cz>
3560 * Makefile.in: Add lto-dump.texi.
3561 * cgraph.h: Add new functions get_visibility_string and
3562 get_symtab_type_string.
3563 * doc/gcc.texi: Include lto-dump section.
3564 * doc/lto-dump.texi: New file.
3565 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3566 (parse_dump_option): Factor out this function.
3567 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3568 (parse_dump_option): Export the function.
3569 * symtab.c (symtab_node::get_visibility_string): New function.
3570 (symtab_node::get_symtab_type_string): Likewise.
3572 2019-05-06 Martin Liska <mliska@suse.cz>
3574 * config/i386/i386-builtins.c: New file.
3575 * config/i386/i386-builtins.h: New file.
3576 * config/i386/i386-expand.c: New file.
3577 * config/i386/i386-expand.h: New file.
3578 * config/i386/i386-features.c: New file.
3579 * config/i386/i386-features.h: New file.
3580 * config/i386/i386-options.c: New file.
3581 * config/i386/i386-options.h: New file.
3582 * config.gcc: Add new files into extra_objs and
3584 * config/i386/i386.c: Split content of the file
3585 into newly introduced files.
3586 * config/i386/i386.h: Declare common variables
3588 * config/i386/t-i386: Define dependencies for new files.
3590 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3593 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3594 Restrict 'all' variant to 32-bit configurations.
3595 (unaligned_loadhiu): Likewise.
3596 (unaligned_storehi): Likewise.
3597 (unaligned_storesi): Likewise.
3598 (unaligned_loadhis): Disable when compiling for thumb1.
3600 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3602 PR tree-optimization/90269
3603 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3606 2019-05-03 Martin Liska <mliska@suse.cz>
3608 * hash-map.h: Add is_empty function.
3609 * hash-set.h: Likewise.
3610 * hash-table.h: Likewise.
3611 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3612 elements () == 0 (and similar usages).
3613 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3614 * gimplify.c (gimplify_bind_expr): Likewise.
3615 (gimplify_switch_expr): Likewise.
3616 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3617 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3618 * postreload-gcse.c (dump_hash_table): Likewise.
3619 (gcse_after_reload_main): Likewise.
3620 * predict.c (combine_predictions_for_bb): Likewise.
3621 * tree-parloops.c (reduction_phi): Likewise.
3622 (separate_decls_in_region): Likewise.
3623 (transform_to_exit_first_loop): Likewise.
3624 (gen_parallel_loop): Likewise.
3625 (gather_scalar_reductions): Likewise.
3626 (try_create_reduction_list): Likewise.
3627 * var-tracking.c (dump_vars): Likewise.
3628 (emit_notes_for_changes): Likewise.
3629 (vt_emit_notes): Likewise.
3631 2019-05-03 Richard Biener <rguenther@suse.de>
3633 PR tree-optimization/90316
3634 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3637 2019-05-03 Richard Biener <rguenther@suse.de>
3639 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3640 peeling for gaps by loading only lower halves of vectors
3642 (vectorizable_load): Likewise.
3644 2019-05-03 Richard Biener <rguenther@suse.de>
3647 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3649 2019-05-03 Richard Biener <rguenther@suse.de>
3652 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3653 Handle STRING_CST vs DECL or STRING_CST.
3655 2019-05-03 Richard Biener <rguenther@suse.de>
3657 PR tree-optimization/88963
3658 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3659 vector loads feeding only BIT_FIELD_REFs to component
3660 loads. Rewrite stores fed by CONSTRUCTORs to component
3663 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3665 * opts.h (finish_options): Remove lang_mask argument.
3666 (print_help, help_option_argument): Declare.
3667 * opts.c (print_help): Remove forward declaration, no longer static.
3668 (finish_options): Remove lang_mask argument, don't call print_help
3670 * opts-global.c (decode_options): Adjust finish_option caller, call
3673 PR tree-optimization/90303
3674 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3675 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3677 2019-05-03 Richard Biener <rguenther@suse.de>
3679 PR tree-optimization/89698
3680 * gimple-fold.c (canonicalize_constructor_val): Early out
3681 for constants, handle unfolded INTEGER_CSTs as they appear in
3682 C++ virtual table ctors.
3684 2019-05-03 Richard Biener <rguenther@suse.de>
3686 * passes.c (execute_function_todo): Remove dead code.
3688 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3690 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3691 the internal register number, for any "real" register.
3693 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3695 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3696 correct numbers for TFHAR, TFIAR, TEXASR.
3698 2019-05-02 Richard Biener <rguenther@suse.de>
3700 PR tree-optimization/89653
3701 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3702 update-address-taken before the pass.
3703 * passes.def (pass_tree_loop_init): Put comment before it.
3705 2019-05-02 Richard Biener <rguenther@suse.de>
3707 PR tree-optimization/89509
3708 * tree-ssa-structalias.c (compute_dependence_clique): Look
3709 at the first subvar when determining whether it is restrict.
3711 2019-05-02 Richard Biener <rguenther@suse.de>
3713 PR tree-optimization/90273
3714 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3715 useless debug stmts.
3717 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3719 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3721 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3723 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3724 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3725 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3726 (vectorizable_reduction): Use the functions above to vectorize in a
3727 fully masked loop codes that don't have a conditional internal
3730 2019-05-02 Martin Liska <mliska@suse.cz>
3732 * cgraphclones.c: Call valid_attribute_p with 1 for
3734 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3735 it's for target attribute.
3736 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3737 Add new boolean argument.
3738 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3740 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3741 to ix86_valid_target_attribute_inner_p.
3742 (ix86_valid_target_attribute_p): Pass flags argument to
3743 ix86_valid_target_attribute_inner_p.
3744 (get_builtin_code_for_version): Use 0 as it's target attribute.
3746 2019-05-02 Martin Liska <mliska@suse.cz>
3748 * gcc.c (process_command): Add dummy file only
3750 * opts-global.c (decode_options): Pass lang_mask.
3751 * opts.c (print_help): New function.
3752 (finish_options): Print --help if help_option_argument
3754 (common_handle_option): Factor out content of OPT__help_
3756 * opts.h (finish_options): Add new argument.
3758 2019-05-02 Martin Liska <mliska@suse.cz>
3761 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3762 With -minline-all-stringops use inline expansion using 4B loop.
3763 * doc/invoke.texi: Document the change of
3764 -minline-all-stringops.
3766 2019-05-01 Jeff Law <law@redhat.com>
3768 PR tree-optimization/88797
3769 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3770 PHI feeds a conditional on the RHS of an assignment.
3772 2019-04-30 Andrew Waterman <andrew@sifive.com>
3773 Jim Wilson <jimw@sifive.com>
3775 * config/riscv/constraints.md (L): New.
3776 * config/riscv/predicates.md (lui_operand): New.
3777 (sfb_alu_operand): New.
3778 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3779 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3780 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3781 * config/riscv/risc.md (type): Add sfb_alu.
3782 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3783 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3784 (branch_zero<mode>): Delete.
3786 (mov<GPR:mode><X:mode>cc): Likewise.
3787 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3789 2019-04-30 Nathan Sidwell <nathan@acm.org>
3791 * tree.h (MARK_TS_EXP): New.
3793 2019-04-30 Martin Liska <mliska@suse.cz>
3795 * opts.c (enable_warning_as_error): Provide hints
3796 for unknown options.
3798 2019-04-30 Martin Liska <mliska@suse.cz>
3801 * doc/invoke.texi: Add missing dash for gas-locview-support
3802 and gno-as-locview-support.
3804 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3807 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3808 whitespace at the start of target attribute string.
3810 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3813 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3814 Define __ARM_FEATURE_ATOMICS.
3816 2019-04-30 Martin Liska <mliska@suse.cz>
3818 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3819 into built_in_function enum. Remove code for endp == 2 and
3820 use BUILT_IN_* constants.
3821 (gimple_fold_builtin): Call the function with fcode.
3823 2019-04-30 Martin Liska <mliska@suse.cz>
3825 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3826 DECL_FUNCTION_CODE into ix86_builtins enum before
3827 the switch statement.
3829 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3831 PR tree-optimization/89475
3832 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3835 2019-04-30 Martin Liska <mliska@suse.cz>
3837 PR translation/90274
3838 * opts.c (print_filtered_help): Wrap string in _(...).
3840 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3842 PR tree-optimization/90240
3844 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3846 PR tree-optimization/90078
3847 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3848 checks for infinite_cost overflow.
3850 2019-04-29 Jeff Law <law@redhat.com>
3852 * passes.def: Move -Wrestrict pass after copy propagation.
3854 2019-04-29 Maya Rashish <coypu@sdf.org>
3856 * config.gcc (default_gnu_indirect_function): Default to yes
3857 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3858 sparc*-*-netbsd*, x86_64-*-netbsd*.
3860 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3862 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3863 where cond2 is NE_EXPR.
3864 (is_value_included_in): Update comment.
3866 2019-04-29 Richard Biener <rguenther@suse.de>
3868 PR tree-optimization/90278
3869 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3870 EH on comparison simplification.
3872 2019-04-29 Jason Merrill <jason@redhat.com>
3874 PR c++/82081 - tail call optimization breaks noexcept
3875 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3876 nothrow function to a might-throw function into a tail call.
3878 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3880 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3881 (DDR_INNER_LOOP): Likewise.
3882 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3883 (initialize_data_dependence_relation): Likewise.
3884 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3886 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3888 PR rtl-optimization/90257
3889 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3893 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3897 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3900 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3903 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3905 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3907 2019-04-29 Richard Biener <rguenther@suse.de>
3909 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3912 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3914 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3915 varasm.h, and netbsd-protos.h.
3917 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3920 * config/i386/i386-protos.h (ix86_data_alignment): Change
3921 the second argument type to unsigned int.
3922 * config/i386/i386.c (ix86_data_alignment): Change "align"
3923 argument type to unsigned int.
3925 2019-04-27 Martin Liska <mliska@suse.cz>
3928 * opt-suggestions.c (option_proposer::build_option_suggestions):
3929 When get_valid_option_values returns empty values, add the
3930 misspelling candidate.
3932 2019-04-26 Jim Wilson <jimw@sifive.com>
3934 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3936 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3937 Pass orig_mode to riscv_build_integer.
3938 (riscv_split_integer): Pass mode to riscv_move_integer.
3939 (riscv_legitimize_const_move): Likewise.
3940 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3941 promoted_mode. Replace force_reg call with code to load constant into
3942 promoted reg and then subreg it for the store.
3943 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3946 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3948 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3951 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3953 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3954 commentary about the encoding of precision.
3956 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3958 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3959 * config/i386/t-freebsd64: New file.
3960 * config.gcc: Add the t-freebsd64 for multilib support.
3962 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3964 * doc/extend.texi (vector_size): Add missing comma after @xref.
3966 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3968 * BASE-VER: Set to 10.0.0.
3970 2019-04-25 Richard Biener <rguenther@suse.de>
3973 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3974 VIEW_CONVERT_EXPR into one operating on an rvalue.
3976 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3979 * config/i386/i386.c (feature_priority): Moved to file scope.
3980 (processor_features): Likewise.
3981 (processor_model): Likewise.
3982 (_arch_names_table): Likewise.
3983 (arch_names_table): Likewise.
3984 (_feature_list): Removed.
3985 (feature_list): Likewise.
3986 (_isa_names_table): Moved to file scope. Add priority.
3987 (isa_names_table): Likewise.
3988 (get_builtin_code_for_version): Replace feature_list with
3989 isa_names_table. Update error message for P_ZERO priority.
3991 2019-04-25 Richard Biener <rguenther@suse.de>
3993 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3994 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3996 2019-04-24 Jeff Law <law@redhat.com>
3998 PR tree-optimization/90037
3999 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
4000 * passes.def: Replace all instance of phi-only cprop with the
4001 lattice propagator. Move propagation pass from after erroneous
4002 path isolation to before erroneous path isolation.
4003 * tree-ssa-phionlycprop.c: Remove.
4005 2019-04-24 Richard Biener <rguenther@suse.de>
4008 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
4009 by size and BITS_PER_UNIT on poly-wide-ints.
4011 2019-04-25 Richard Biener <rguenther@suse.de>
4014 * match.pd: Add pattern to simplify view-conversion of an
4017 2019-04-24 Clement Chigot <clement.chigot@atos.net>
4019 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
4020 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
4021 for Go on 32 bit AIX.
4022 * config/rs6000/aix72.h: Likewise.
4024 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4027 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
4028 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
4030 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
4033 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
4034 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
4035 for restored hard frame pointer.
4036 (s390_sched_dependencies_evaluation): Implement new target hook.
4037 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
4039 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
4041 * config/arc/arc-options.def: Fix typos and spelling mistakes.
4042 * config/arc/arc.c (arc_init): Cleanup warning message.
4043 (arc_override_options): Likewise.
4045 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4048 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
4049 a register if both if_true and if_false are MEMs.
4051 PR tree-optimization/90208
4052 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
4053 after labels of new_bb, not before them.
4055 PR tree-optimization/90211
4056 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
4057 which are not SSA_NAMEs.
4059 2018-04-23 Sudakshina Das <sudi.das@arm.com>
4061 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
4063 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
4065 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4067 PR rtl-optimization/87979
4068 * modulo-sched.c (sms_schedule): Start ii value "mii" should
4071 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4073 PR rtl-optimization/84032
4074 * modulo-sched.c (ps_insn_find_column): Change condition so that
4075 branch will always be the last insn in a row inside partial
4078 2019-04-23 Richard Biener <rguenther@suse.de>
4081 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
4082 dest_single_pred_p argument.
4083 (remove_forwarder_block): Adjust.
4084 (remove_forwarder_block_with_phi): Likewise.
4086 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4087 Bernd Edlinger <bernd.edlinger@hotmail.de>
4088 Jakub Jelinek <jakub@redhat.com>
4091 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
4092 if used with general-regs-only.
4093 (arm_conditional_register_usage): Don't add non-general regs if
4095 (arm_valid_target_attribute_rec): Handle general-regs-only.
4096 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
4098 (TARGET_HARD_FLOAT_SUB): Define.
4099 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
4100 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
4101 (TARGET_REALLY_IWMMXT2): Likewise.
4102 * config/arm/arm.opt: Add -mgeneral-regs-only.
4103 * doc/extend.texi: Document ARM general-regs-only target.
4104 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
4106 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4108 PR tree-optimization/90078
4109 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4110 checks for infinite_cost overflow.
4112 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4114 PR tree-optimization/90021
4115 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
4116 and check univariate against it.
4117 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
4118 * tree-data-ref.c (add_other_self_distances): Pass new argument.
4120 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4124 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4127 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4130 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4132 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4134 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
4136 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
4137 names using operand format, rather than hard-wired.
4138 (speculation_barrier): Likewise.
4140 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4142 PR tree-optimization/88055
4143 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
4144 (gen_one_condition): Use it if !HONOR_NANS.
4146 2019-04-19 Jakub Jelinek <jakub@redhat.com>
4149 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
4150 assign_temp instead of gen_reg_rtx.
4152 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
4154 PR translation/90118
4155 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4156 Add missing space before %<.
4158 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
4160 PR rtl-optimization/87871
4161 * ira-lives.c (make_object_dead): Don't add conflicts to
4162 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
4164 2019-04-18 Martin Sebor <msebor@redhat.com>
4167 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
4168 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
4169 assuming type size fits in SHWI.
4171 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
4174 * ipa-inline.c (flatten_function): New parameter UPDATE.
4175 (ipa_inline, early_inliner): Use it.
4177 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4179 * fold-const.c (int_const_binop): Return early on failure.
4181 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4184 * combine.c (force_int_to_mode): Cast the argument rather than
4185 the result of known_alignment.
4186 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
4188 2019-04-18 Richard Biener <rguenther@suse.de>
4191 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
4193 (remove_forwarder_block): ... here.
4194 (remove_forwarder_block_with_phi): Also move debug stmts here.
4196 2019-04-18 Jakub Jelinek <jakub@redhat.com>
4198 PR translation/79183
4199 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
4200 inform where appropriate.
4202 2019-04-18 Richard Biener <rguenther@suse.de>
4204 * tree.c (get_qualified_type): Put found type variants at the
4205 head of the variant list.
4207 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4209 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
4211 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
4214 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
4215 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
4216 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
4217 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
4218 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
4220 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
4222 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4223 even for allocno's with no conflicts.
4224 (print_conflicts): Print an extra newline.
4226 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4228 * auto-inc-dec.c (attempt_change): Set the alignment of the
4229 temporary memory to that of the original.
4231 2019-04-17 Joao Moreira <jmoreira@suse.de>
4233 * targhooks.c (default_print_patchable_function_entry): Emit
4234 __patchable_function_entries section with writable flags to allow
4235 relocation resolution.
4237 2019-04-17 Jonny Grant <jg@jguk.org>
4239 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4241 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4244 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4247 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4249 * config/arc/arc.c (arc_init): Format diagnostic string.
4250 (arc_override_options): Likewise.
4251 (check_if_valid_regno_const): Likewise.
4252 (arc_reorg): Likewise.
4254 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4257 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4259 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4261 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4262 (*movdi_update1): Use Pmode.
4263 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4264 (movdi_<mode>_update_stack): Rename to ...
4265 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4267 (*movsi_update1): Use Pmode.
4268 (*movsi_update2): Use Pmode.
4269 (movsi_update): Rename to ...
4270 (movsi_<mode>_update): ... this. Use Pmode.
4271 (movsi_update_stack): Fix condition.
4272 (*movhi_update1): Use Pmode. Fix argument to
4273 avoiding_indexed_address_p.
4274 (*movhi_update2): Ditto.
4275 (*movhi_update3): Ditto.
4276 (*movhi_update4): Ditto.
4277 (*movqi_update1): Ditto.
4278 (*movqi_update2): Ditto.
4279 (*movqi_update3): Ditto.
4280 (*movsf_update1, *movdf_update1): Merge, rename to...
4281 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4282 avoiding_indexed_address_p. Add "size" attribute.
4283 (*movsf_update2, *movdf_update2): Merge, rename to...
4284 (*mov<mode>_update2): This. Ditto.
4285 (*movsf_update3): Use Pmode. Fix argument to
4286 avoiding_indexed_address_p.
4287 (*movsf_update4): Ditto.
4288 (allocate_stack): Simplify condition. Adjust pattern names.
4290 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4293 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4294 whitespace at the start of target attribute string.
4296 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4299 * config/rs6000/power9.md: Add store forwarding bypass.
4301 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4304 * valtrack.c (dead_debug_insert_temp): Reset debug references
4305 to the return value of a call being removed.
4307 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4309 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4310 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4311 implement target hook.
4312 (arc_memory_move_cost): New function.
4313 (TARGET_REGISTER_MOVE_COST): Define.
4314 (TARGET_MEMORY_MOVE_COST): Likewise.
4315 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4316 (MEMORY_MOVE_COST): Likewise.
4318 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4320 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4321 (sibcall_value_insn): Likewise.
4322 * config/arc/constraints.md (Rs5): Remove.
4324 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4326 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4327 for last two fake registers.
4328 (arc_conditional_register_usage): Make sure fake frame and arg
4329 pointer regs are in general regs class.
4330 (FRAME_POINTER_MASK): Remove.
4331 (RETURN_ADDR_MASK): Remove.
4332 (arc_must_save_register): Use hard frame regnum.
4333 (frame_restore_reg): Use hard_frame_pointer_rtx.
4334 (arc_save_callee_saves): Likewise.
4335 (arc_restore_callee_saves): Likewise.
4336 (arc_save_callee_enter): Likewise.
4337 (arc_restore_callee_leave): Likewise.
4338 (arc_save_callee_milli): Likewise.
4339 (arc_eh_return_address_location): Likewise.
4340 (arc_check_multi): Use hard frame regnum.
4341 (arc_can_eliminate): Likewise.
4342 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4343 for register allocator.
4344 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4345 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4346 (FRAME_POINTER_REGNUM): Change it to a fake register.
4347 (HARD_FRAME_POINTER_REGNUM): Defined.
4348 (ARG_POINTER_REGNUM): Change it to a new fake register.
4349 (ELIMINABLE_REGS): Update.
4350 (REGISTER_NAMES): Update names.
4351 * config/arc/arc.md (LP_START): Remove.
4353 (shift_si3_loop): Update pattern.
4355 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4357 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4358 to avoid delay slot scheduling.
4359 (arc_must_save_register): Don't save SP.
4360 * config/arc/arc.md (stack_tie): Remove.
4361 (UNSPEC_ARC_STKTIE): Likewise.
4363 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4364 Shiva Chen <shiva0217@gmail.com>
4366 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4367 code gen with large shift amount.
4369 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4371 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4374 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4377 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4378 print -m64/-mx32/-m32 if it is true.
4379 (ix86_debug_options, ix86_function_specific_print): Pass true as
4380 ADD_ABI_P to ix86_target_string.
4381 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4382 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4383 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4385 PR rtl-optimization/90082
4386 * dce.c (can_delete_call): New function.
4387 (deletable_insn_p, mark_insn): Use it.
4389 PR tree-optimization/90090
4390 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4392 (is_division_by_square): Likewise. Formatting fix.
4394 2019-04-16 Richard Biener <rguenther@suse.de>
4396 PR tree-optimization/56049
4397 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4398 equality check if alias-set zero will prevail.
4400 2019-04-15 Jeff Law <law@redhat.com>
4402 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4403 size and alignment as unsigned.
4405 2019-04-15 Richard Biener <rguenther@suse.de>
4408 * tree-loop-distribution.c (destroy_loop): Preserve correct
4411 2019-04-15 Richard Biener <rguenther@suse.de>
4413 PR tree-optimization/90071
4414 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4415 abnormal operands from def stmts.
4417 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4419 PR rtl-optimization/89794
4420 * combine.c (count_auto_inc): New function.
4421 (try_combine): Count how many auto_inc expressions there were in the
4422 original instructions. Ensure we have the same number in the new
4423 instructions. Remove the code that tried to ensure auto_inc side
4424 effects on i1 and i0 are not lost.
4426 2019-04-15 Richard Biener <rguenther@suse.de>
4429 * tree.h (auto_var_p): Declare.
4430 * tree.c (auto_var_p): New function, split out from ...
4431 (auto_var_in_fn_p): ... here.
4432 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4434 (new_var_info): Initialize it.
4435 (set_uids_in_ptset): Also set the shadow variable uid if required.
4436 (ipa_pta_execute): Postprocess points-to solutions assigning
4437 shadow variable uids for locals that may reach their containing
4438 function recursively.
4439 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4440 assert but instead check whether the points-to solution is
4443 2019-04-15 Martin Jambor <mjambor@suse.cz>
4446 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4449 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4451 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4453 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4454 Kito Cheng <kito.cheng@gmail.com>
4455 Shiva Chen <shiva0217@gmail.com>
4457 * config/nds32/nds32-md-auxiliary.c
4458 (nds32_legitimize_pic_address): Use new PIC pattern.
4459 (nds32_legitimize_tls_address): Use new TLS pattern.
4460 (nds32_output_symrel): New.
4461 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4462 (nds32_alloc_relax_group_id): Ditto.
4463 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4464 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4466 (nds32_group_tls_insn): Ditto.
4467 (nds32_group_float_insns): Ditto.
4468 * config/nds32/nds32.md (tls_le): New.
4471 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4473 * configure: Add nds32 target for dwarf2 debug_line checking.
4474 * configure.ac: Regenerated.
4476 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4479 * ipa-devirt.c (skip_in_fields_list_p): New.
4480 (odr_types_equivalent_p): Use it.
4482 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4485 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4486 instead of strncmp when checking for thumb and arm. Formatting fixes.
4488 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4490 * doc/install.texi: Document --with-target-system-zlib.
4492 2019-04-12 Martin Sebor <msebor@redhat.com>
4498 * targhooks.c (default_vector_alignment): Avoid assuming
4499 argument fits in SHWI.
4500 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4502 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4504 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4506 PR rtl-optimization/89965
4507 * dce.c: Include rtl-iter.h.
4508 (struct check_argument_load_data): New type.
4509 (check_argument_load): New function.
4510 (find_call_stack_args): Check for loads from stack slots still tracked
4511 in sp_bytes and punt if any is found.
4513 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4515 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4517 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4518 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4520 2019-04-12 Martin Liska <mliska@suse.cz>
4523 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4525 (separate_attrs): Handle multiple 'default's.
4526 (expand_target_clones): Rework error handling code.
4528 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4531 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4532 mode of vector rather than mode of destination for move instruction.
4533 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4534 Use QI inner mode with V16QI vector mode.
4536 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4539 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4540 "invalid %%t operand" in output_operand_lossage message.
4542 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4544 * config/s390/predicates.md (permute_pattern_operand): New
4546 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4547 operand for the permute pattern.
4548 ("*vec_perm<mode>"): New insn definition.
4549 ("bswap<mode>"): Generate the permute pattern operand in the
4550 expander and perform the operand reloads for pre arch13 level
4552 ("*bswap<mode>_emu"): Rename to ...
4553 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4554 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4555 Add the USE operand for the permute pattern.
4556 ("*vec_set_bswap_vec<mode>"): Likewise.
4558 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4561 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4562 and gcc_unreachable if it fails, just call tree_to_uhwi which
4563 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4564 Start warning message with a lower-case letter. Formatting fixes.
4566 PR rtl-optimization/90026
4567 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4568 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4569 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4570 in cfglayout mode, use emit_barrier_after_bb.
4572 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4574 PR rtl-optimization/87763
4575 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4578 2019-04-11 Tom de Vries <tdevries@suse.de>
4580 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4581 max macro using statement expression.
4583 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4585 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4586 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4587 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4588 read_only_private_data_section using xcoff_private_rodata_section_name.
4589 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4591 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4594 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4596 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4598 PR rtl-optimization/89965
4599 * dce.c (sp_based_mem_offset): New function.
4600 (find_call_stack_args): Use sp_based_mem_offset.
4602 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4604 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4606 2019-04-11 Richard Biener <rguenther@suse.de>
4608 PR tree-optimization/90020
4609 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4610 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4611 * tree-ssa-pre.c (compute_avail): Use it to not put
4612 possibly trapping references after a call that might not
4613 return into EXP_GEN.
4614 * gcse.c (compute_hash_table_work): Do not elide
4615 marking a block containing a call if the call might not
4618 2019-04-11 Richard Biener <rguenther@suse.de>
4620 PR tree-optimization/90018
4621 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4622 Test both SLP and interleaving variants.
4624 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4626 * config/s390/8561.md: New file.
4627 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4628 Add arch13 cpu model.
4629 * config/s390/s390-opts.h (enum processor_type): Likewise.
4630 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4631 (s390_get_unit_mask): Likewise.
4632 (s390_is_fpd): Likewise.
4633 (s390_is_fxd): Likewise.
4634 * config/s390/s390.h (s390_tune_attr): Likewise.
4635 * config/s390/s390.md: Include arch13 pipeline description.
4636 * config/s390/s390.opt: Add arch13.
4638 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4640 PR rtl-optimization/87763
4641 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4643 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4645 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4647 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4648 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4649 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4650 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4652 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4654 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4655 "Although" in -fipa-icf documentation.
4657 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4658 of using multiple -g options.
4660 2019-04-10 Martin Liska <mliska@suse.cz>
4662 PR gcov-profile/89959
4663 * doc/gcov.texi: Make documentation of -x option
4666 2019-04-10 Richard Biener <rguenther@suse.de>
4668 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4670 (DR_GROUP_SAME_DR_STMT): Remove.
4671 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4672 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4673 replace with assert.
4674 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4675 (vect_record_grouped_load_vectors): Remove unreachable code.
4677 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4680 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4681 obsolete reference to N.
4683 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4686 * expr.c (store_expr): Set properly size on the MEM passed to
4690 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4691 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4692 translation is needed, and when translation is needed, only append
4693 ... if the string length is hostsz or more bytes long. Avoid using
4696 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4699 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4700 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4702 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4703 differences directly.
4704 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4706 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4708 PR translation/90011
4709 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4711 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4713 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4714 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4715 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4716 trailing space from -gsplit-dwarf diagnostics.
4718 PR tree-optimization/89998
4719 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4720 instead of integer_type_node if possible, don't add ranges if return
4721 type is not compatible with int.
4722 * gimple-fold.c (gimple_fold_builtin_sprintf,
4723 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4726 2019-04-09 Martin Liska <mliska@suse.cz>
4728 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4729 * doc/install.texi: Document the new config.
4731 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4733 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4734 use gimple_expr_type for load and store calls. Skip over the
4735 condition argument in a conditional internal function.
4736 Protect use of TREE_INT_CST_LOW.
4738 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4741 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4742 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4743 trailing period from it too.
4745 2019-04-08 wu yuan <wuyuan5@huawei.com>
4747 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4748 * config/aarch64/aarch64.md : Add "tsv110.md"
4749 * config/aarch64/tsv110.md: New file.
4751 2019-04-08 Richard Biener <rguenther@suse.de>
4753 PR tree-optimization/90006
4754 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4757 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4760 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4762 (fma_root_node): Likewise.
4763 (func_fma_steering): Likewise.
4765 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4767 PR rtl-optimization/89865
4768 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4770 PR rtl-optimization/89865
4771 * config/i386/i386.md
4772 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4773 numbers not to clash with the additional operands[4].
4774 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4775 with extra register copy in the middle.
4777 2019-04-08 Martin Liska <mliska@suse.cz>
4779 PR gcov-profile/89961
4780 * doc/gcov.texi: Document data_file.
4781 * gcov.c (generate_results): Add data_info into JSON output.
4783 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4785 PR tree-optimization/89725
4786 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4787 loop's chrec as invariant symbol.
4788 * tree-chrec.h (chrec_contains_symbols): New parameter.
4789 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4790 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4791 function of loops not in DDR's loop_nest.
4792 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4794 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4797 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4800 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4803 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4804 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4806 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4808 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4809 targetm.fixed_condition_code_regs.
4811 2019-04-05 Richard Biener <rguenther@suse.de>
4815 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4816 debug bind stmts but reset them if they are not valid at the
4819 2019-04-05 Martin Liska <mliska@suse.cz>
4821 PR translation/89936
4822 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4823 order to wrap keywords or arguments.
4824 * collect2.c (main): Likewise.
4825 (scan_prog_file): Likewise.
4826 (scan_libraries): Likewise.
4827 * common/config/riscv/riscv-common.c
4828 (riscv_subset_list::parsing_subset_version): Likewise.
4829 (riscv_subset_list::parse_std_ext): Likewise.
4830 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4832 * config/arm/arm.c (arm_option_override): Likewise.
4833 * config/cris/cris.c (cris_print_operand): Likewise.
4834 * config/darwin-c.c (darwin_pragma_options): Likewise.
4835 (darwin_pragma_unused): Likewise.
4836 (darwin_pragma_ms_struct): Likewise.
4837 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4838 * config/i386/i386.c (print_reg): Likewise.
4839 (ix86_print_operand): Likewise.
4840 * config/i386/xm-djgpp.h: Likewise.
4841 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4842 * config/m32c/m32c.c (m32c_option_override): Likewise.
4843 * config/msp430/msp430.c (msp430_option_override): Likewise.
4844 * config/nds32/nds32.c (nds32_option_override): Likewise.
4845 * config/nvptx/mkoffload.c (main): Likewise.
4846 * config/rx/rx.c (rx_print_operand): Likewise.
4847 (valid_psw_flag): Likewise.
4848 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4849 (vms_pragma_nomember_alignment): Likewise.
4850 (vms_pragma_extern_model): Likewise.
4851 * lto-wrapper.c (compile_offload_image): Likewise.
4852 * omp-offload.c (oacc_parse_default_dims): Likewise.
4853 * symtab.c (symtab_node::verify_base): Likewise.
4854 * tlink.c (recompile_files): Likewise.
4855 (start_tweaking): Likewise.
4856 * tree-profile.c (parse_profile_filter): Likewise.
4858 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4860 PR tree-optimization/89956
4861 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4862 multiple negates of the same value.
4864 2019-04-04 Martin Sebor <msebor@redhat.com>
4868 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4869 have the same precision since the function crashes otherwise.
4870 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4871 has non-zero arguments.
4873 2019-04-04 Martin Sebor <msebor@redhat.com>
4876 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4877 out if the number of arguments is less than expected.
4879 2019-04-04 Jeff Law <law@redhat.com>
4881 PR rtl-optimization/89399
4882 * ree.c (combine_set_extension): Use single_set rather than
4883 digging into PATTERN for items on the candidate list.
4884 (combine_reaching_defs): Likewise.
4886 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4888 PR rtl-optimization/46590
4889 * loop-invariant.c (find_defs): Move df_remove_problem and
4890 df_process_deferred_rescans to move_invariants.
4891 Move df_live_add_problem and df_live_set_all_dirty calls
4893 (move_invariants): Likewise.
4894 (move_loop_invariants): Likewise, making the df_live calls
4895 conditional on -O. Remove the problem again if we added it
4898 2019-04-03 qing zhao <qing.zhao@oracle.com>
4900 PR tree-optimization/89730
4901 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4902 -flive-patching=inline-only-static.
4903 (can_inline_edge_by_limits_p): Add the checking for
4904 -flive-patching=inline-only-static and grant always_inline
4905 even when -flive-patching=inline-only-static is specified.
4907 2019-04-03 Jeff Law <law@redhat.com>
4909 PR rtl-optimization/81025
4910 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4912 2019-04-03 Richard Biener <rguenther@suse.de>
4914 PR tree-optimization/84101
4915 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4916 regs.h for hard_regno_nregs.
4917 (cfun_returns): New helper.
4918 (vect_model_store_cost): When vectorizing a store to a decl
4919 we return and the function ABI returns in a multi-reg location
4920 account for the possible spilling that will happen.
4922 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4924 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4925 displacement addresses for vector mode operands.
4927 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4929 * config/arc/arc.c (GMASK_LEN): Define.
4930 (arc_restore_callee_saves): Restore first blink when
4933 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4935 * doc/extend.texi: Add deprecated comment on sign-return-address
4936 function attribute and add mbranch-protection.
4937 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4939 2019-04-03 Richard Biener <rguenther@suse.de>
4942 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4943 the all target phony.
4945 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4949 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4950 Return false for variable DImode shifts.
4951 (dimode_scalar_chain::compute_convert_gain): Do not handle
4952 register count operand in variable DImode shifts.
4953 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4954 count argument of a variable shift instruction to a vector register.
4955 (dimode_scalar_chain::convert_reg): Remove support to convert
4956 count argument of a variable shift instruction.
4958 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4960 PR rtl-optimization/84206
4961 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4962 iterating over loop headers.
4964 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4966 PR rtl-optimization/85876
4967 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4968 beyond the original fence.
4970 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4972 * config.gcc: Mark spu* targets as deprecated/obsolete.
4974 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4976 * config/s390/s390-builtin-types.def: New builtin function type
4977 definitions. Remove unused types.
4978 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4979 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4980 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4981 overloaded builtins.
4982 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4983 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4984 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4985 (vec_double, vec_signed, vec_unsigned): Define to use the new
4986 overloaded builtins.
4987 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4990 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4992 * config/s390/s390-builtin-types.def: New builtin function type
4994 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4995 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4996 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4997 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4998 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4999 constant definitions.
5000 * config/s390/vecintrin.h (vec_search_string_cc)
5001 (vec_search_string_until_zero_cc): New builtin name definitions.
5002 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
5004 ("vec_vstrs<mode>"): New insn definition.
5006 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5008 * config/s390/s390-builtin-types.def: Add new builtin function
5010 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
5011 New overloaded builtins.
5012 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
5014 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
5015 (UNSPEC_VEC_SLDBYTE): ... this.
5016 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
5017 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
5019 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
5020 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
5021 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
5023 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5025 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
5026 New insn definition.
5027 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
5028 * config/s390/vector.md (V_HW_HSD): ... here.
5030 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5032 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
5033 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
5034 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
5035 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
5036 New insn definitions.
5038 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5040 * config/s390/s390-builtin-types.def: Add new builtin function type.
5041 * config/s390/s390-builtins.def: Add overloaded builtin
5042 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
5043 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
5044 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
5045 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
5046 ("eltswap<mode>"): New expander.
5047 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
5050 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5052 * config/s390/s390-builtin-types.def: Add new builtin function types.
5053 * config/s390/s390-builtins.def: Add overloaded builtin
5054 s390_vec_revb. Add low-level builtins for vlbr and vstbr
5056 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
5057 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
5058 ("bswap<mode>"): New expander.
5059 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
5061 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5063 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
5064 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
5065 vector builtin version number in __VEC__.
5067 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5069 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
5071 (SFSI): New mode attribute.
5072 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
5073 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
5075 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
5076 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
5077 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
5078 ("floatsi<mode>2"): Add wcefb instruction.
5080 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5082 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
5083 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
5085 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
5086 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
5087 support 32 bit fp-int conversions. Rename to ...
5088 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5089 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5090 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
5091 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
5094 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5096 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
5097 if-then-else constructs if we can use the select instruction.
5098 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
5100 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5102 * config/s390/s390.md ("*popcountdi_arch13_cc")
5103 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
5105 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
5106 Append _z196 to make it ...
5107 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
5108 ("popcounthi2_z196"): ... this.
5109 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
5110 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
5112 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5114 * config/s390/s390.c (s390_canonicalize_comparison): Convert
5115 certain compares for arch13 in order to make use of the condition
5116 code result produced by the new instructions.
5117 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
5118 nxrk, and nxgrk instruction patterns.
5119 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
5120 (inv_no): Add new code iterator together with some attributes.
5121 ("*andc_split_<mode>"): Disable splitter for arch13.
5122 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
5123 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
5124 ("*<ANDOR:bitops_name>c<GPR:mode>")
5125 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
5126 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
5127 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
5128 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
5130 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5132 * common/config/s390/s390-common.c (processor_flags_table): New
5134 * config.gcc: Support arch13 with the --with-arch= configure flag.
5135 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5136 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
5137 * config/s390/s390.c (s390_get_sched_attrmask)
5138 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
5139 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
5140 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
5141 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
5142 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
5144 * config/s390/s390.opt: Support arch13 as processor type in
5145 command line options.
5147 2019-04-02 Martin Liska <mliska@suse.cz>
5149 PR translation/89912
5150 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
5151 Fix param description of graphite-max-arrays-per-scop.
5153 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
5155 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
5156 (ASAN_CC1_SPEC): Use it in 64-bit mode.
5157 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
5159 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5161 PR rtl-optimization/85412
5162 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
5163 sel_sched_region_1, not after.
5165 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5167 PR rtl-optimization/86928
5168 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
5169 compute_live if necessary.
5170 (sel_redirect_edge_and_branch): Likewise.
5172 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
5174 PR rtl-optimization/89865
5175 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
5176 register if it is a part of small class.
5178 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5180 PR rtl-optimization/87273
5181 * sel-sched-ir.c (merge_fences): Remove assert.
5183 2019-04-01 Richard Biener <rguenther@suse.de>
5185 PR tree-optimization/46590
5186 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
5187 (dom_walker::m_reachability): Add in place of...
5188 (dom_walker::m_skip_unreachable_blocks): ...this.
5189 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
5190 Move complex initialization ...
5191 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
5192 lazily and initialize edge flags on each invocation.
5193 (dom_walker::bb_reachable): Use m_reachability.
5195 2019-04-01 Martin Liska <mliska@suse.cz>
5198 * opt-suggestions.c (option_proposer::build_option_suggestions):
5199 Add variant without any argument in order to provide better
5202 2019-04-01 Richard Biener <rguenther@suse.de>
5205 * gimple.c: Include langhooks.h.
5206 (gimple_get_alias_set): Treat enumeral types as the underlying
5209 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5210 Eric Botcazou <ebotcazou@adacore.com>
5212 PR rtl-optimization/89862
5213 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
5214 that operates on the full registers for WORD_REGISTER_OPERATIONS
5217 2019-03-29 Jim Wilson <jimw@sifive.com>
5219 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
5220 Clear MASK_RVC and then set if C subset supported.
5222 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5225 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
5226 non-addressable complit into its initializer if it is volatile.
5228 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
5230 * opts-common.c (integral_argument): Set errno properly in one case.
5232 2019-03-29 Martin Liska <mliska@suse.cz>
5234 * doc/invoke.texi: Remove -Wchkp from documentation.
5236 2019-03-29 Martin Liska <mliska@suse.cz>
5238 * dbgcnt.c (print_limit_reach): New function.
5241 2019-03-29 Martin Liska <mliska@suse.cz>
5243 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5244 (dbg_cnt_process_opt): Parse first tokens aas
5245 dbg_cnt_process_single_pair is also using strtok.
5247 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5249 PR rtl-optimization/87485
5250 * function.c (expand_function_end): Move stack_protect_epilogue
5251 before loading of return value into hard register(s).
5253 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5256 * tree-inline.h (struct copy_body_data): Add
5257 dont_remap_vla_if_no_change flag.
5258 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5259 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5260 and remap_type_2 returns false.
5261 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5262 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5263 only from where it is copied to nested contexts.
5265 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5268 * config/i386/i386.md (RMW operation with LEA peephole):
5269 Use LEAMODE mode attribute instead of SWI mode iterator for
5272 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5275 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5276 Also process XEXP (src, 0) of a shift insn.
5278 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5281 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5282 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5284 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5286 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5288 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5289 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5290 immediately after first one with df_analyze in between, but rather
5291 process all bbs, queueing ones that need second pass in a worklist,
5292 df_analyze, process queued debug insn changes and if second pass is
5293 needed, process bbs from worklist, df_analyze, process queued debug
5296 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5297 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5298 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5300 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5303 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5306 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5309 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5310 function for 32-bit MS_ABI.
5311 (function_value_ms_32): New function.
5313 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5315 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5316 (movdi): Call gen_movdi_symbol_save_scc.
5317 (gen_movdi_symbol_save_scc): New insn and split.
5319 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5321 PR rtl-optimization/89313
5322 * function.c (matching_constraint_num): New static function.
5323 (match_asm_constraints_1): Use it. Fixup white space and comment.
5324 Don't replace inputs with non-matching constraints which conflict
5325 with early clobber outputs.
5327 2019-03-27 Jeff Law <law@redhat.com>
5330 PR rtl-optimization/87761
5331 PR rtl-optimization/89826
5332 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5334 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5335 note problem to get REG_DEAD/REG_UNUSED notes updated.
5337 2019-03-27 Richard Biener <rguenther@suse.de>
5339 PR tree-optimization/89463
5340 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5341 queue edges to remove.
5342 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5343 dead stmts. Delay edge removal until PHIs are removed to
5344 make debug-stmt creation not confused by seemingly degenerate
5347 2019-03-27 Alan Modra <amodra@gmail.com>
5349 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5351 * config/rs6000/darwin.h: Likewise.
5352 * config/rs6000/rs6000.c: Likewise.
5354 2019-03-27 Alan Modra <amodra@gmail.com>
5356 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5357 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5359 2019-03-26 Andrew Waterman <andrew@sifive.com>
5360 Jim Wilson <jimw@sifive.com>
5362 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5363 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5364 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5365 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5366 (generic_alu): Add auipc to type list.
5367 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5368 (riscv_microarchitecture): Declare.
5369 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5370 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5372 (riscv_microarchitecture): New.
5373 (sifive_7_tune_info): New.
5374 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5375 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5377 (riscv_store_data_bypass_p): New.
5378 (riscv_option_override): Set riscv_microarchitecture from
5379 cpu->microarchitecture.
5380 * config/riscv/riscv.md: Include sifive-7.md.
5383 (auipc<mode>): Change type to auipc.
5384 (restore_stack_nonlocal): New.
5385 * config/riscv/sifive-7.md: New.
5386 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5388 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5391 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5392 Also process XEXP (src, 0) of a shift insn.
5394 2019-03-26 Richard Biener <rguenther@suse.de>
5396 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5397 (copy_debug_stmt): Likewise.
5398 (expand_call_inline): Likewise.
5399 (copy_bb): Avoid redundant lookup & set of gimple_block.
5400 * gimple-low.c (lower_gimple_return): Likewise.
5401 (lower_builtin_setjmp): Likewise.
5403 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5405 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5406 is constant 0, turn into static const data member initialized to false.
5407 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5408 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5410 2019-03-26 Jason Merrill <jason@redhat.com>
5411 Jakub Jelinek <jakub@redhat.com>
5413 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5415 (mem_alloc_description::release_object_overhead): Fix comment typos.
5416 * hash-table.h (hash_table::~hash_table): Call
5417 release_instance_overhead only if m_entries is non-NULL, otherwise
5418 call unregister_descriptor.
5420 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5422 PR tree-optimization/81740
5423 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5424 In case of outer loop vectorization, check for backward dependence
5425 at the inner loop if outer loop dependence is reversed.
5427 2019-03-26 Alan Modra <amodra@gmail.com>
5429 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5430 rs6000_vector_mem init. Correct wI and wJ comment.
5432 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5434 PR rtl-optimization/88347
5435 PR rtl-optimization/88423
5436 * sched-deps.c (sched_analyze_insn): Take into account that for
5437 tablejumps the barrier appears after a label and a jump_table_data.
5439 2019-03-25 Martin Sebor <msebor@redhat.com>
5442 * c-common.c (check_user_alignment): Rename local. Correct maximum
5443 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5444 convert it to UHWI when it fits.
5446 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5449 * dwarf2out.c (premark_used_variables): New function.
5450 (prune_unused_types_walk): Do not mark not premarked external
5452 (prune_unused_types): Call premark_used_variables.
5454 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5456 PR rtl-optimization/89676
5457 * lra-constraints.c (curr_insn_transform): Do match reload for
5458 early clobbers when the match was successful only for different
5461 2019-03-25 Martin Sebor <msebor@redhat.com>
5463 * doc/extend.texi (Common Type Attributes): Document vector_size.
5464 (Common Variable Attributes): Mention size constraint. Correct
5466 (Vector Extensions): Use @dfn when defining bas type. Clarify
5467 base type and size constraints.
5469 2019-03-25 Richard Biener <rguenther@suse.de>
5471 PR tree-optimization/89789
5472 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5473 changes from non-undefined back to undefined.
5475 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5477 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5478 heap string and a gc string, but since this variable is unknown to
5479 ggc the gc string might get reused and corrupted. Fixed by always
5480 using a heap string.
5482 2019-03-25 Richard Biener <rguenther@suse.de>
5484 PR tree-optimization/89779
5485 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5486 to remove IV defs, delay actual removal.
5487 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5488 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5489 very end, properly also reset loop control IV information.
5491 2019-03-25 Richard Biener <rguenther@suse.de>
5493 PR tree-optimization/89802
5494 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5495 move EH data to folded stmt.
5497 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5499 * config/s390/s390-builtin-types.def: Remove few unused types and
5500 fix sort order for others.
5502 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5504 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5505 expected and found types with -mdebug during builtin matching.
5507 2019-03-25 Richard Biener <rguenther@suse.de>
5510 * fold-const.c (operand_equal_p): Revert last change with
5513 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5515 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5516 notes for the result of the __tls_get_addr calls.
5517 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5519 2019-03-24 Jeff Law <law@redhat.com>
5521 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5523 PR rtl-optimization/87761
5524 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5525 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5527 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5528 rescans. Reprocess blocks as needed, calling df_analyze before
5529 reprocessing. Always call df_analyze before fixing up debug bind
5532 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5534 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5537 2019-03-22 Andrew Pinski <apinski@marvell.com>
5539 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5540 attrribute for uxtw.
5542 2019-03-26 Jeff Law <law@redhat.com>
5544 PR rtl-optimization/87761
5545 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5546 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5547 (mips_split_move): Accept new INSN argument. Try to forward SRC
5548 into the next instruction.
5549 (mips_split_move_insn): Pass INSN through to mips_split_move.
5551 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5553 PR rtl-optimization/89676
5554 * lra-constraints.c (curr_insn_transform): Do match reload for
5555 early clobbers even if the match was successful.
5557 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5560 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5562 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5564 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5566 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5568 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5569 <avx512>_fmsub_<mode>_mask3<round_name>,
5570 <avx512>_fnmadd_<mode>_mask3<round_name>,
5571 <avx512>_fnmsub_<mode>_mask3<round_name>,
5572 avx512f_vmfmadd_<mode>_mask3<round_name>,
5573 avx512f_vmfmsub_<mode>_mask3<round_name>,
5574 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5575 instead of register_operand and %v instead of v for match_operand 1.
5576 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5577 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5578 <round_nimm_predicate> instead of register_operand and %v instead of v
5579 for match_operand 1.
5581 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5582 <avx512>_fmadd_<mode>_mask3<round_name>,
5583 <avx512>_fmsub_<mode>_mask<round_name>,
5584 <avx512>_fmsub_<mode>_mask3<round_name>,
5585 <avx512>_fnmadd_<mode>_mask<round_name>,
5586 <avx512>_fnmadd_<mode>_mask3<round_name>,
5587 <avx512>_fnmsub_<mode>_mask<round_name>,
5588 <avx512>_fnmsub_<mode>_mask3<round_name>,
5589 <avx512>_fmaddsub_<mode>_mask<round_name>,
5590 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5591 <avx512>_fmsubadd_<mode>_mask<round_name>,
5592 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5593 <round_nimm_predicate> instead of nonimmediate_operand.
5594 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5595 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5596 Use register_operand instead of <round_nimm_predicate> for the
5597 operand that needs to match output.
5598 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5599 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5600 Likewise. Formatting fixes.
5603 * config/i386/i386.c (enum ix86_builtins): Remove
5604 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5605 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5606 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5607 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5608 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5609 __builtin_ia32_vfmsubss3_mask3): New builtins.
5610 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5611 avx512f_vmfmadd_<mode>_mask3<round_name>,
5612 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5613 *avx512f_vmfmsub_<mode>_mask<round_name>,
5614 avx512f_vmfmsub_<mode>_mask3<round_name>,
5615 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5616 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5617 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5618 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5619 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5620 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5621 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5622 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5623 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5624 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5625 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5626 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5627 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5628 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5629 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5630 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5631 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5632 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5633 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5634 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5635 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5636 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5637 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5638 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5639 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5640 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5641 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5642 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5644 2019-03-21 Martin Sebor <msebor@redhat.com>
5646 PR tree-optimization/89350
5647 * builtins.c (compute_objsize): Also ignore offsets whose upper
5649 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5650 (builtin_memref::builtin_memref): Initialize new member.
5651 Allow EXPR to be null.
5652 (builtin_memref::extend_offset_range): Replace local with a member.
5653 Avoid assuming pointer offsets are unsigned.
5654 (builtin_memref::set_base_and_offset): Determine base object
5655 before computing offset range.
5656 (builtin_access::builtin_access): Handle memset.
5657 (builtin_access::generic_overlap): Replace local with a member.
5658 (builtin_access::strcat_overlap): Same.
5659 (builtin_access::overlap): Same.
5660 (maybe_diag_overlap): Same.
5661 (maybe_diag_access_bounds): Same.
5662 (wrestrict_dom_walker::check_call): Handle memset.
5663 (check_bounds_or_overlap): Same.
5665 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5666 Jakub Jelinek <jakub@redhat.com>
5669 * tree.c (fld_type_variant, fld_incomplete_type_of,
5670 fld_process_array_type): Call fld->pset.add and don't call
5671 add_tree_to_fld_list if it returns true.
5672 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5673 non-marked types from TYPE_NEXT_VARIANT list.
5674 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5676 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5678 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5679 to false, if true, don't alloc_entries during construction, but defer
5680 it to the first method that needs m_entries allocated.
5681 (hash_table::hash_table, hash_table::~hash_table,
5682 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5683 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5684 hash_table::clear_slot, hash_table::traverse_noresize,
5685 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5686 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5688 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5689 NO_INSERT instead of find_with_hash.
5690 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5691 hash_set::m_table): Add Lazy to template params of hash_table.
5692 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5693 * attribs.c (test_attribute_exclusions): Likewise.
5694 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5695 hash_set. Add tests for hash_set with Lazy = true.
5697 2019-03-21 Richard Biener <rguenther@suse.de>
5699 PR tree-optimization/89779
5700 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5701 checks with respect to released SSA names now having error_mark_node
5703 * fold-const.c (operand_equal_p): Likewise.
5705 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5708 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5710 (s390_optimize_register_info): Use global_not_special_regno_p to
5711 check for global regs.
5713 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5716 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5717 update this_alternative nor this_alternative_set.
5719 2019-03-19 Jim Wilson <jimw@sifive.com>
5722 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5723 align, size, offset. Use them to handle a BLKmode reference. Update
5725 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5727 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5729 PR rtl-optimization/89768
5730 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5732 (unroll_loop_runtime_iterations): Likewise.
5734 2019-03-19 Martin Sebor <msebor@redhat.com>
5736 PR tree-optimization/89644
5737 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5738 rather than endptr as an indicator of nul-termination.
5740 PR tree-optimization/89644
5741 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5742 arrays in determining sequence sizes in strncpy and stpncpy.
5744 2019-03-19 Martin Liska <mliska@suse.cz>
5747 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5748 unlikely_edges if there's an edge that belongs to both these sets.
5750 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5753 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5754 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5755 go via a stack temporary.
5757 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5760 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5761 instead of gen_rtx_SUBREG.
5762 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5764 2019-03-19 Richard Biener <rguenther@suse.de>
5767 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5769 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5773 * tree.c (free_lang_data_in_decl): Do not free context of C++
5776 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5779 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5780 subs for the first alternative except when operands[3] is 1.
5783 * gimplify.c (gimplify_asm_expr): For output argument with
5784 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5787 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5789 PR rtl-optimization/89753
5790 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5791 explicit unrolling factor even more robust.
5793 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5796 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5797 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5798 signed zeros, do another copysign after the compensation.
5800 2019-03-18 Martin Sebor <msebor@redhat.com>
5802 PR tree-optimization/89720
5803 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5804 more conservatively, the same as anti-range.
5806 2019-03-18 Richard Biener <rguenther@suse.de>
5809 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5810 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5811 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5812 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5814 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5816 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5817 Extend queue to 1024 entries.
5818 Add "consumed" field.
5819 (gomp_print_output): Remove print_index parameter.
5820 Add final parameter.
5821 Change limit to unsigned.
5822 Use consumed field to implement circular buffer.
5823 Detect interrupted print in final pass.
5824 Flush output at the end.
5825 (run): Update gomp_print_output usage.
5826 (main): Initialize kernargs->output_data.consumed.
5828 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5830 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5831 calculation of the minimum number of scalar iterations for
5832 fully-predicated loops.
5834 2019-03-18 Martin Jambor <mjambor@suse.cz>
5836 PR tree-optimization/89546
5837 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5838 any propagation to its children took place.
5840 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5843 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5844 parameter, and make use of it.
5845 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5847 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5849 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5850 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5851 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5852 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5853 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5854 match what the ops is doing.
5855 (push_multi_fp_blink): Likewise.
5856 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5857 compiling for size and elf target.
5858 (arc_save_callee_enter): Adjust note to match what enter/leave
5861 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5863 * config/arc/arc.md (tst_movb): Fix constraint.
5865 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5867 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5869 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5871 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5872 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5873 reg_alloc_order references.
5874 (size_alloc_order): Define.
5875 (arc_adjust_reg_alloc_order): New function.
5876 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5878 (ADJUST_REG_ALLOC_ORDER): Define.
5879 (HONOR_REG_ALLOC_ORDER): Likewise.
5881 2019-03-18 Richard Biener <rguenther@suse.de>
5884 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5885 loads and stores a bit more.
5887 2019-03-18 Richard Biener <rguenther@suse.de>
5890 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5891 load pessimization to stores as well.
5893 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5896 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5897 successor, use NULL as its av set.
5899 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5901 PR rtl-optimization/89721
5902 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5904 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5907 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5908 When handling vec_extract, use modular arithmetic to allow
5909 constant selectors greater than vector length.
5910 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5911 V1TImode vectors to have constant selector values greater than 0.
5912 Use modular arithmetic to compute vector index.
5913 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5914 index for in-memory vectors. Correct code generation for
5915 in-register vectors.
5916 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5919 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5923 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5926 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5929 * tree.c (inchash::add_expr): Strip any location wrappers.
5930 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5931 after hash verification.
5934 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5935 SIGN_EXTEND and ZERO_EXTEND.
5937 2019-03-14 Jason Merrill <jason@redhat.com>
5938 Jakub Jelinek <jakub@redhat.com>
5940 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5941 than if is_empty (*slot).
5942 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5943 existing elt and for elt removal.
5944 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5945 of already removed elt.
5947 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5950 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5953 2019-03-14 Martin Liska <mliska@suse.cz>
5956 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5958 2019-03-14 Richard Biener <rguenther@suse.de>
5961 * config/i386/i386.c (make_resolver_func): Properly set
5962 DECL_CONTEXT on the RESULT_DECL.
5963 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5965 2019-03-14 Richard Biener <rguenther@suse.de>
5967 * gimple-pretty-print.c: Include cfgloop.h.
5968 (dump_gimple_phi): Adjust.
5969 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5970 (pp_cfg_jump): Adjust.
5971 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5972 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5973 (lower_phi_internal_fn): Remove.
5974 (verify_gimple_call): Remove IFN_PHI special-casing.
5975 (dump_function_to_file): Dump IL state.
5976 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5977 done to deal with PHI nodes being present in non-SSA state.
5979 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5982 * multiple_target.c (create_dispatcher_calls): Change
5983 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5984 In the node->iterate_referring loop, push *ref rather than ref, call
5985 ref->remove_reference () and always pass 0 to iterate_referring.
5987 PR rtl-optimization/89679
5988 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5989 would contain a paradoxical SUBREG.
5991 2019-03-14 Richard Biener <rguenther@suse.de>
5993 PR tree-optimization/89710
5994 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5997 2019-03-14 Martin Liska <mliska@suse.cz>
5999 * coverage.c (coverage_begin_function): Stream also
6001 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
6002 documentation about function declaration location.
6003 * gcov-dump.c (tag_function): Print whole range
6004 of function declaration.
6005 * gcov.c (struct function_info): Add end_column field.
6006 (function_info::function_info): Initialize it.
6007 (output_json_intermediate_file): Output {start,end}_column
6009 (read_graph_file): Read end_column.
6011 2019-03-14 Richard Biener <rguenther@suse.de>
6014 * fold-const.c (operand_equal_p): For INDIRECT_REF check
6015 that the access types are similar.
6017 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6019 PR tree-optimization/89703
6020 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
6021 aren't compatible also with builtin_decl_explicit. Check pure
6022 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
6023 and BUILT_IN_STPNCPY{,_CHK}.
6025 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
6028 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
6029 addr32 prefix to VSIB address for X32.
6030 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
6032 (*avx512pf_gatherpf<mode>df_mask): Likewise.
6033 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
6034 (*avx512pf_scatterpf<mode>df_mask): Likewise.
6035 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
6036 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
6037 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
6038 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
6039 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
6040 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
6041 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
6042 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
6043 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
6044 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
6045 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
6046 (*avx512f_scatterdi<mode>): Likewise.
6048 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
6051 * lra-constraints.c (inherit_in_ebb): Update
6052 potential_reload_hard_regs along with live_hard_regs.
6054 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6057 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
6059 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
6061 2019-03-13 Martin Sebor <msebor@redhat.com>
6063 PR tree-optimization/89662
6064 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
6067 2019-03-13 Richard Biener <rguenther@suse.de>
6070 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
6071 throw FP expressions at tree-affine.
6073 2019-03-14 Richard Biener <rguenther@suse.de>
6075 * tree-pretty-print.c (dump_generic_node): For -gimple properly
6076 dump negative integer constants using _Literal (type) -num.
6078 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6080 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
6081 nonlocal_value member.
6084 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
6085 (ipa_simd_modify_function_body): Handle PHIs.
6087 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6089 * config/s390/s390.c (s390_option_override_internal): Use more
6090 aggressive inlining parameters.
6092 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6094 * config/s390/3906.md: New file.
6095 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6096 (LONGRUNNING_THRESHOLD): Remove.
6097 (MAX_SCHED_MIX_SCORE): Decrease.
6098 (MAX_SCHED_MIX_DISTANCE): Decrease.
6099 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
6100 (struct s390_sched_state): New struct to hold scheduling state.
6101 (S390_SCHED_STATE_NORMAL): Remove.
6102 (S390_SCHED_STATE_CRACKED): Remove.
6103 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
6104 (s390_get_sched_attrmask): Use new attribute.
6105 (s390_get_unit_mask): Use new units.
6106 (s390_is_fpd): New function.
6107 (s390_is_fxd): New function.
6108 (s390_is_longrunning): New function.
6109 (s390_sched_score): Use new functions.
6110 (s390_sched_reorder): Likewise.
6111 (s390_sched_variable_issue): Rework and use new functions.
6112 (s390_sched_init): Use new functions.
6113 * config/s390/s390.h (s390_tune_attr): Add z14.
6114 * config/s390/s390.md: Add z14.
6116 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6118 * config/s390/2964.md: Update pipeline description.
6119 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6120 (LONGRUNNING_THRESHOLD): Remove.
6121 (LATENCY_FACTOR): Remove.
6122 (s390_get_unit_mask): Add unit.
6123 (s390_sched_score): Use fxd/fpd.
6124 (s390_sched_variable_issue): Use fxd/fpd.
6126 2019-03-12 Martin Liska <mliska@suse.cz>
6128 * config/i386/i386.c: Reword an error message.
6130 2019-03-12 Martin Jambor <mjambor@suse.cz>
6132 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
6133 terminate with newline.
6135 2019-03-12 Jakub Jelinek <jakub@redhat.com>
6138 * config/s390/s390.md (tabort): Use %wd instead of
6139 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
6140 letters and periods.
6141 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
6142 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
6146 * builtins.c (expand_builtin_int_roundingfn,
6147 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
6148 gcc_unreachable if validate_arglist fails.
6150 2019-03-12 Richard Biener <rguenther@suse.de>
6152 PR tree-optimization/89664
6153 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
6154 free the occurance tree after the early out.
6156 2019-03-11 Jakub Jelinek <jakub@redhat.com>
6160 * vr-values.c (vr_values::update_value_range): If
6161 old_vr->varying_p (), don't update it, make new_vr also VARYING
6164 2019-03-11 Martin Liska <mliska@suse.cz>
6166 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6167 Fix double string quoting.
6169 2019-03-11 Martin Liska <mliska@suse.cz>
6171 * collect-utils.c (collect_wait): Wrap apostrophes
6172 in gcc internal format with %'.
6173 * collect2.c (main): Likewise.
6174 (scan_prog_file): Likewise.
6175 (scan_libraries): Likewise.
6176 * config/i386/i386.c (ix86_expand_call): Likewise.
6177 (ix86_handle_interrupt_attribute): Likewise.
6178 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
6179 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
6180 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
6181 * lto-wrapper.c (find_crtoffloadtable): Likewise.
6182 * symtab.c (symtab_node::verify_base): Likewise.
6183 * tree-cfg.c (verify_gimple_label): Likewise.
6184 * tree.c (verify_type_variant): Likewise.
6186 2019-03-11 Martin Liska <mliska@suse.cz>
6188 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
6189 in a string format message and fix GNU coding style.
6190 (expand_builtin_set_thread_pointer): Likewise.
6191 * common/config/aarch64/aarch64-common.c
6192 (aarch64_rewrite_selected_cpu): Likewise.
6193 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
6194 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
6195 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
6196 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
6197 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
6198 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
6199 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
6200 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
6201 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
6202 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
6204 * common/config/riscv/riscv-common.c
6205 (riscv_subset_list::parsing_subset_version): Likewise.
6206 (riscv_subset_list::parse_std_ext): Likewise.
6207 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6208 (riscv_subset_list::parse): Likewise.
6209 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
6210 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
6211 (aarch64_override_options_internal): Likewise.
6212 (aarch64_validate_mcpu): Likewise.
6213 (aarch64_validate_march): Likewise.
6214 (aarch64_validate_mtune): Likewise.
6215 (aarch64_override_options): Likewise.
6216 * config/alpha/alpha.c (alpha_option_override): Likewise.
6217 * config/arc/arc.c (arc_init): Likewise.
6218 (parse_mrgf_banked_regs_option): Likewise.
6219 (arc_override_options): Likewise.
6220 (arc_expand_builtin_aligned): Likewise.
6221 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
6222 (arm_expand_builtin): Likewise.
6223 * config/arm/arm.c (arm_option_check_internal): Likewise.
6224 (arm_configure_build_target): Likewise.
6225 (arm_option_override): Likewise.
6226 (arm_options_perform_arch_sanity_checks): Likewise.
6227 (arm_handle_cmse_nonsecure_entry): Likewise.
6228 (arm_handle_cmse_nonsecure_call): Likewise.
6229 (arm_tls_referenced_p): Likewise.
6230 (thumb1_expand_prologue): Likewise.
6231 * config/avr/avr.c (avr_option_override): Likewise.
6232 * config/bfin/bfin.c (bfin_option_override): Likewise.
6233 * config/c6x/c6x.c (c6x_option_override): Likewise.
6234 * config/cr16/cr16.c (cr16_override_options): Likewise.
6235 * config/cris/cris.c (cris_option_override): Likewise.
6236 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6237 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6238 * config/darwin.c (darwin_override_options): Likewise.
6239 * config/frv/frv.c (frv_expand_builtin): Likewise.
6240 * config/h8300/h8300.c (h8300_option_override): Likewise.
6241 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6242 (ix86_option_override_internal): Likewise.
6243 (warn_once_call_ms2sysv_xlogues): Likewise.
6244 (ix86_expand_prologue): Likewise.
6245 (split_stack_prologue_scratch_regno): Likewise.
6246 (ix86_warn_parameter_passing_abi): Likewise.
6247 * config/ia64/ia64.c (fix_range): Likewise.
6248 * config/m68k/m68k.c (m68k_option_override): Likewise.
6249 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6250 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6251 (mips_set_compression_mode): Likewise.
6252 * config/mmix/mmix.c (mmix_option_override): Likewise.
6253 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6254 * config/msp430/msp430.c (msp430_option_override): Likewise.
6255 * config/nds32/nds32.c (nds32_option_override): Likewise.
6256 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6257 (nios2_option_override): Likewise.
6258 (nios2_expand_custom_builtin): Likewise.
6259 * config/nvptx/mkoffload.c (main): Likewise.
6260 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6261 * config/pa/pa.c (fix_range): Likewise.
6262 (pa_option_override): Likewise.
6263 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6264 (riscv_option_override): Likewise.
6265 * config/rl78/rl78.c (rl78_option_override): Likewise.
6266 * config/rs6000/aix61.h: Likewise.
6267 * config/rs6000/aix71.h: Likewise.
6268 * config/rs6000/aix72.h: Likewise.
6269 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6270 * config/rs6000/freebsd64.h: Likewise.
6271 * config/rs6000/linux64.h: Likewise.
6272 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6273 (rs6000_expand_zeroop_builtin): Likewise.
6274 (rs6000_expand_mtfsb_builtin): Likewise.
6275 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6276 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6277 (rs6000_invalid_builtin): Likewise.
6278 (rs6000_expand_split_stack_prologue): Likewise.
6279 * config/rs6000/rtems.h: Likewise.
6280 * config/rx/rx.c (valid_psw_flag): Likewise.
6281 (rx_expand_builtin): Likewise.
6282 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6283 * config/s390/s390.c (s390_expand_builtin): Likewise.
6284 (s390_function_profiler): Likewise.
6285 (s390_option_override_internal): Likewise.
6286 (s390_option_override): Likewise.
6287 * config/sh/sh.c (sh_option_override): Likewise.
6288 (sh_builtin_saveregs): Likewise.
6289 (sh_fix_range): Likewise.
6290 * config/sh/vxworks.h: Likewise.
6291 * config/sparc/sparc.c (sparc_option_override): Likewise.
6292 * config/spu/spu.c (spu_option_override): Likewise.
6293 (fix_range): Likewise.
6294 * config/visium/visium.c (visium_option_override): Likewise.
6295 (visium_handle_interrupt_attr): Likewise.
6296 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6297 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6298 (dbg_cnt_process_opt): Likewise.
6299 * dwarf2out.c (output_dwarf_version): Likewise.
6300 * except.c (expand_eh_return): Likewise.
6301 * gcc.c (defined): Likewise.
6302 (driver_handle_option): Likewise.
6303 (process_command): Likewise.
6304 (compare_files): Likewise.
6305 (driver::prepare_infiles): Likewise.
6306 (driver::do_spec_on_infiles): Likewise.
6307 (driver::maybe_run_linker): Likewise.
6308 * omp-offload.c (oacc_parse_default_dims): Likewise.
6309 * opts-global.c (handle_common_deferred_options): Likewise.
6310 * opts.c (parse_sanitizer_options): Likewise.
6311 (common_handle_option): Likewise.
6312 (enable_warning_as_error): Likewise.
6313 * passes.c (enable_disable_pass): Likewise.
6314 * plugin.c (parse_plugin_arg_opt): Likewise.
6315 (default_plugin_dir_name): Likewise.
6316 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6317 (default_pch_valid_p): Likewise.
6318 * toplev.c (init_asm_output): Likewise.
6319 (process_options): Likewise.
6320 (toplev::run_self_tests): Likewise.
6321 * tree-cfg.c (verify_gimple_call): Likewise.
6322 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6323 (tree_inlinable_function_p): Likewise.
6324 * var-tracking.c (vt_find_locations): Likewise.
6326 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6328 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6329 only on the else branch.
6331 2019-03-11 Martin Liska <mliska@suse.cz>
6333 * gcov.c (output_intermediate_json_line): Print function
6335 (output_json_intermediate_file): Add new argument.
6336 * doc/gcov.texi: Document the change.
6338 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6340 PR rtl-optimization/89588
6341 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6342 explicit unrolling factor more robust.
6344 2019-03-11 Richard Biener <rguenther@suse.de>
6346 PR tree-optimization/89649
6347 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6348 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6349 on the prolog and epilog loops.
6350 (vect_loop_versioning): Return copy of loop.
6351 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6352 on the non-vectorized version of the loop.
6354 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6357 * config/i386/sse.md (*vec_extractv2di_0_sse):
6358 Add (=r,x) alternative and corresponding splitter.
6360 2019-03-10 Martin Jambor <mjambor@suse.cz>
6362 PR tree-optimization/85762
6363 PR tree-optimization/87008
6364 PR tree-optimization/85459
6365 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6366 it points to if there is a type changing MEM_REF. Adjust all callers.
6367 (build_accesses_from_assign): Disable total scalarization if
6368 contains_vce_or_bfcref_p returns true through the new parameter, for
6371 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6374 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6375 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6378 * common.opt (fdiagnostics-show-labels,
6379 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6380 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6381 gas-locview-support, ginline-points, ginternal-reset-location-views):
6382 Terminate description text with a dot.
6383 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6384 * config/mcore/mcore.opt (m210, m340): Likewise.
6385 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6386 mnops=): Start description text with a capital letter.
6387 * config/arc/arc.opt (msize-level=): Likewise.
6388 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6389 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6391 * config/ft32/ft32.opt (msim): Likewise.
6392 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6393 (mnodiv, mnopm): Terminate description text with a dot.
6394 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6396 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6398 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6401 PR rtl-optimization/89634
6402 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6403 are modified in BB_END (e->src) instruction.
6405 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6408 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6409 messages more amenable to translation, and improve wording.
6411 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6413 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6414 ud- and du-chains between phases.
6416 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6419 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6420 instead of POLY_INT_CST.
6422 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6424 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6427 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6432 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6433 (_mm_storeu_si64): Ditto.
6435 2019-03-08 Martin Liska <mliska@suse.cz>
6438 * config/i386/i386.c (ix86_option_override_internal): Disable
6439 jump tables when retpolines are used.
6441 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6444 * ipa-split.c (execute_split_functions): Do not split
6445 'noinline' or 'section' function.
6447 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6450 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6451 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6452 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6455 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6456 from diagnostics. Formatting fixes.
6459 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6460 warn_odr diagnostics.
6463 * lra-constraints.c (process_alt_operands): Avoid one space before
6464 " at the end of line and another after " on another line in a string
6466 * attribs.c (handle_dll_attribute): Likewise.
6467 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6469 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6470 warning_at or inform messages in G_() if there is no ?:.
6472 PR tree-optimization/89550
6473 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6474 returned true. Formatting fixes.
6475 (expand_builtin_strnlen): Formatting fixes.
6476 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6477 if warning_at returned true.
6478 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6480 2019-03-08 Richard Biener <rguenther@suse.de>
6483 * cfgloop.h (struct loop): Add owned_clique field.
6484 * cfgloopmanip.c (copy_loop_info): Copy it.
6485 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6487 * tree-inline.c (copy_loops): Remap owned_clique.
6488 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6489 * lto-streamer-out.c (output_cfg): Likewise.
6491 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6494 * config/darwin.c: Include intl.h.
6495 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6496 composing the message out of two separate parts.
6498 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6501 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6502 doesn't start with a capital letter and doesn't end with a dot.
6503 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6504 with a capital letter.
6505 (ix86_mangle_function_version_assembler_name): Likewise.
6506 (ix86_generate_version_dispatcher_body): Likewise.
6507 (fold_builtin_cpu): Likewise.
6508 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6509 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6510 translators, wrap full type name in %qs.
6512 PR translation/79999
6513 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6514 depend clause with source (or sink) modifier.
6515 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6518 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6519 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6520 (avx512f_load<mode>_mask): New define_expand.
6521 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6522 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6523 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6524 __builtin_ia32_movess_mask): New builtins.
6525 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6526 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6527 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6528 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6530 2019-03-07 Martin Jambor <mjambor@suse.cz>
6533 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6534 for extern inline functions.
6536 2019-03-07 Martin Jambor <mjambor@suse.cz>
6539 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6540 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6541 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6542 have multiple callees. At the end check if declarations match as
6543 opposed to cgraph_nodes.
6545 2019-03-07 Martin Liska <mliska@suse.cz>
6547 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6548 which is equivalent to searching for this in clones chain.
6549 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6550 names with a neighbour and special case first node in a chain.
6552 2019-01-25 Jason Merrill <jason@redhat.com>
6554 PR c++/80916 - spurious "static but not defined" warning.
6555 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6556 for an internal symbol with DECL_EXTERNAL.
6558 2019-04-07 Richard Biener <rguenther@suse.de>
6561 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6562 * tree-inline.c (copy_loops): Simplify.
6564 2019-03-07 Martin Liska <mliska@suse.cz>
6566 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6568 2019-03-07 Richard Biener <rguenther@suse.de>
6570 PR tree-optimization/89595
6571 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6572 stmt iterator as reference, take boolean output parameter to
6573 indicate whether the stmt was removed and thus the iterator
6575 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6576 stmts created by folding.
6578 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6581 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6584 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6586 PR rtl-optimization/88845
6587 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6589 * lra.c (remove_scratches_1): New function.
6590 (remove_scratches): Use it.
6591 (lra_emit_move): Likewise.
6593 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6595 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6596 unaligned_access variable.
6597 * config/arc/arc.c (arc_override_options): Set unaligned access
6598 default on for HS CPUs.
6599 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6601 2019-03-06 Martin Liska <mliska@suse.cz>
6603 PR gcov-profile/89577
6604 * doc/gcov.texi: Prefer to use --coverage.
6605 * doc/sourcebuild.texi: Likewise.
6607 2019-03-02 Jason Merrill <jason@redhat.com>
6609 PR c++/86485 - -Wmaybe-unused with empty class ?:
6610 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6612 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6615 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6619 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6620 exactly one argument.
6622 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6623 Richard Sandiford <richard.sandiford@arm.com>
6625 PR tree-optimization/89570
6626 * match.pd (vec_cond into cond_op simplification): Don't use
6627 get_conditional_internal_fn, use as_internal_fn (cond_op).
6629 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6632 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6633 to decide when to split off a non-zero offset from a symbol.
6634 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6635 in function symbols.
6637 2019-03-05 Richard Biener <rguenther@suse.de>
6639 PR tree-optimization/89594
6640 * tree-if-conv.c (pass_if_conversion::execute): Handle
6641 case where .LOOP_VECTORIZED_FUNCTION was removed.
6643 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6646 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6647 instead alloca it only when needed with the needed size.
6649 PR tree-optimization/89570
6650 * match.pd (vec_cond into cond_op simplification): Guard with
6651 vectorized_internal_fn_supported_p test and #if GIMPLE.
6653 PR tree-optimization/89566
6654 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6655 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6656 Punt if get_user_idx_format succeeds, but idx_format argument is
6657 not provided or doesn't have pointer type, or if idx_args is above
6658 number of provided arguments.
6660 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6662 PR tree-optimization/89437
6663 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6665 2019-03-04 Richard Biener <rguenther@suse.de>
6668 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6671 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6673 PR tree-optimization/89487
6674 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6675 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6676 (distribute_loop): Don't do runtime alias check if there is non-
6677 addressable data reference.
6678 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6679 is a register variable.
6681 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6684 * config/arm/arm.md (cmpsi2_addneg): Use
6685 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6686 If operands[2] is 0 or INT_MIN, force use of subs.
6687 (*compare_scc splitter): Use gen_int_mode.
6688 (*negscc): Likewise.
6689 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6691 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6692 Monk Chiang <sh.chiang04@gmail.com>
6694 * common/config/riscv/riscv-common.c: Include sstream.
6695 (riscv_subset_list::to_string): New.
6696 (riscv_arch_str): Likewise.
6697 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6699 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6700 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6701 (riscv_emit_attribute): New.
6702 (riscv_file_start): Emit attribute if needed.
6703 (riscv_option_override): Init riscv_emit_attribute_p.
6704 * config/riscv/riscv.opt (mriscv-attribute): New option.
6705 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6707 * doc/install.texi: Document --with-riscv-attribute.
6708 * doc/invoke.texi: Document -mriscv-attribute.
6710 * common/config/riscv/riscv-common.c:
6711 Include config/riscv/riscv-protos.h.
6712 (INCLUDE_STRING): Defined.
6713 (RISCV_DONT_CARE_VERSION): Defined.
6714 (riscv_subset_t): Declare.
6715 (riscv_subset_t::riscv_subset_t): New.
6716 (riscv_subset_list): Declare.
6717 (riscv_subset_list::riscv_subset_list): New.
6718 (riscv_subset_list::~riscv_subset_list): Likewise.
6719 (riscv_subset_list::parsing_subset_version): Likewise.
6720 (riscv_subset_list::parse_std_ext): Likewise.
6721 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6722 (riscv_subset_list::add): Likewise.
6723 (riscv_subset_list::lookup): Likewise.
6724 (riscv_subset_list::xlen): Likewise.
6725 (riscv_subset_list::parse): Likewise.
6726 (riscv_supported_std_ext): Likewise.
6727 (current_subset_list): Likewise.
6728 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6731 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6733 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6734 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6735 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6737 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6739 PR rtl-optimization/85899
6740 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6741 fallthru edges leading to the exit block.
6743 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6746 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6747 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6749 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6751 PR tree-optimization/89535
6752 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6753 for each operand. Calculate the fallback choice for mask operands
6754 and pass it to vect_get_vec_def_for_operand.
6756 2019-03-01 Richard Biener <rguenther@suse.de>
6759 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6760 get virtual operands.
6761 (get_expr_operands): Handle CONST_DECL like other decls.
6763 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6766 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6767 on DECL_P and EXPR_P.
6769 2019-03-01 Richard Biener <rguenther@suse.de>
6772 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6773 argument, defaulted to zero.
6774 * passes.c (execute_function_todo): Pass down SSA update flags
6775 to cleanup_tree_cfg.
6776 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6777 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6779 (cleanup_tree_cfg): Get and pass down SSA update flags.
6781 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6784 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6785 early_lto_debug argument.
6787 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6789 PR tree-optimization/89536
6790 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6791 only whether bit #0 of the value is 0 instead of the entire value.
6793 2019-02-28 Marek Polacek <polacek@redhat.com>
6795 PR c++/87068 - missing diagnostic with fallthrough statement.
6796 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6797 at the end of a seq, save its location to walk_stmt_info.
6798 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6801 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6804 * tree.c (find_atomic_core_type): Move ahead in file.
6805 (check_base_type): Correctly compare alignments of atomic types.
6807 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6810 * config/i386/i386.c (get_builtin_code_for_version): Identify
6811 Westmere from PCLMUL, instead of AES.
6813 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6816 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6817 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6820 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6823 * config/aarch64/aarch64-option-extensions.def: Document it.
6824 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6827 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6830 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6831 builtins if they don't have a single scalar floating point argument.
6834 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6836 PR rtl-optimization/89490
6837 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6838 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6839 block section is not mergeable.
6841 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6844 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6845 old define_insn to ...
6846 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6847 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6848 Rename old define_insn to ...
6849 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6850 (thumb2_casesi_internal_pic): New define_expand. Rename old
6852 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6853 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6854 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6856 2019-02-27 Richard Biener <rguenther@suse.de>
6859 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6861 2019-02-27 Richard Biener <rguenther@suse.de>
6863 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6866 2019-02-27 Richard Biener <rguenther@suse.de>
6869 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6870 parameter, prefix section name with .gnu.debuglto_ if true.
6871 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6872 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6874 2019-02-27 Richard Biener <rguenther@suse.de>
6877 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6878 rather than on use_debug_types, doing what output_die does.
6879 (value_format): Likewise.
6881 2019-02-27 Martin Jambor <mjambor@suse.cz>
6882 Martin Sebor <msebor@redhat.com>
6884 * doc/invoke.texi (Warning Options): Reword description of
6885 -Wno-absolute-value.
6887 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6889 PR tree-optimization/89280
6890 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6891 builtin_setjmp_setup_bb): New functions.
6892 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6893 When visiting __builtin_setjmp_setup block, queue in special
6894 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6895 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6896 from visited after the loop if they don't have any visited successor
6899 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6901 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6903 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6905 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6908 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6909 with types other than sizetype/ssizetype.
6911 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6913 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6914 (enum sparc_processor_type): ...this.
6915 (enum sparc_code_model_type): New enumeration type.
6916 (enum sparc_memory_model_type): Tweak comments.
6917 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6919 (mcmodel): Use sparc_code_model enumeration and variable.
6920 (sparc_code_model): New enumeration.
6921 (mdebug): Add Undocumented marker.
6922 * config/sparc/sparc.h (enum cmodel): Delete.
6923 (sparc_cmodel): Likewise.
6924 (TARGET_CM_MEDLOW): Adjust to above renaming.
6925 (TARGET_CM_MEDMID): Likewise.
6926 (TARGET_CM_MEDANY): Likewise.
6927 (TARGET_CM_EMBMEDANY): Likewise.
6928 * config/sparc/sparc.c (sparc_cmodel): Delete.
6929 (sparc_option_override): Remove string/value mapping support for the
6930 code model. Move code and memory model support to after the handling
6931 of target flags. Do private machine setup last.
6932 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6933 (sparc_legitimize_reload_address): Likewise.
6934 (sparc_output_mi_thunk): Likewise.
6935 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6937 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6939 PR tree-optimization/89500
6940 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6941 (handle_builtin_strlen): Remove noncst_bound variable. Always
6942 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6943 cst if the first cst bytes starting at x are known to be non-zero,
6944 even if the string is not zero terminated. Don't try to modify
6945 *si for strnlen. Update strlen_to_stridx only for strlen or if
6946 we can prove strnlen returns the same value as strlen would.
6948 2019-02-26 Martin Liska <mliska@suse.cz>
6950 * alloc-pool.h (struct pool_usage): Remove extra
6952 * bitmap.h (struct bitmap_usage): Likewise.
6953 * ggc-common.c (struct ggc_usage): Likewise.
6954 * mem-stats.h (struct mem_usage): Likewise.
6955 (mem_alloc_description::dump): Print dash lines
6956 here and repeat header at the end of a table report.
6957 It's then more readable.
6958 * tree-phinodes.c (phinodes_print_statistics): Make
6959 horizontal alignment.
6960 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6961 * vec.c (struct vec_usage): Remove extra print_dash_line.
6962 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6964 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6966 * doc/extend.texi (__builtin_object_size):
6967 Use @pxref instead of @xref inside parenthesis.
6968 (__builtin_has_attribute): Add missing comma after @xref.
6969 (__builtin_object_size): Ditto.
6970 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6971 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6974 2019-02-26 Jeff Law <law@redhat.com>
6976 PR rtl-optimization/87761
6977 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6978 detect obviously dead insns and delete them.
6980 2019-02-26 Richard Biener <rguenther@suse.de>
6982 PR tree-optimization/89505
6983 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6984 to handle restrict pointed-to vars with multiple subvars
6987 2019-02-26 Richard Biener <rguenther@suse.de>
6989 PR tree-optimization/89489
6990 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6992 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6994 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6995 and move around comment.
6996 <BIT_AND_EXPR>: Likewise.
6997 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6999 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7002 * config/i386/i386.c (remove_partial_avx_dependency): Call
7003 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
7004 after changing possibly many instructions to use that pseudo. Fix up
7005 insertion of v4sf_const0 setter at the start of bb.
7007 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7010 * doc/extend.texi (Variadic Pointer Args): New section.
7012 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7013 Martin Sebor <msebor@gmail.com>
7015 * common.opt (Wattribute-alias): Likewise.
7016 * doc/invoke.texi (Option Summary): List general form of
7017 -Wattribute-alias=. List positive form of -Wmissing-attributes.
7018 (-Wmissing-attributes): Invert entry, rewrite and correct default.
7019 Add cross-references.
7020 (-Wattribute-alias): Rewrite and correct default. Mention
7021 considered attributes (same as for -Wmissing-attributes).
7023 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
7025 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
7026 (_mm_cvtpd_ps): Likewise.
7027 (_mm_cvttpd_epi32): Likewise.
7030 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
7031 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
7034 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
7036 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7039 * common/config/aarch64/aarch64-common.c
7040 (struct aarch64_option_extension): Add is_synthetic.
7041 (all_extensions): Use it.
7042 (TARGET_OPTION_INIT_STRUCT): Define hook.
7043 (struct gcc_targetm_common): Moved to end.
7044 (all_extensions_by_on): New.
7045 (opt_ext_cmp, typedef opt_ext): New.
7046 (aarch64_option_init_struct): New.
7047 (aarch64_contains_opt): New.
7048 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
7049 * config/aarch64/aarch64-option-extensions.def
7050 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
7051 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
7052 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
7053 Set is_synthetic to false.
7054 (crypto): Set is_synthetic to true.
7055 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
7058 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7060 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7061 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
7062 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7063 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
7064 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
7065 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
7066 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
7067 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
7069 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
7070 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7071 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
7072 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
7073 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
7074 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
7075 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
7076 vfmlsl_laneq_high_f16): ... To this.
7077 * config/arm/neon.md: Update comments.
7079 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7081 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7082 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
7083 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7084 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
7085 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
7086 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
7087 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
7088 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
7090 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
7091 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7092 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
7093 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
7094 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
7095 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
7096 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
7097 vfmlslq_laneq_high_f16): ... To this.
7099 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
7101 PR rtl-optimization/86096
7102 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
7103 comparing mw_order values.
7105 2019-02-25 Jakub Jelinek <jakub@redhat.com>
7108 * config/arm/arm.md (*subsi3_carryin_const): Use
7109 arm_neg_immediate_operand predicate instead of
7110 arm_not_immediate_operand, "L" constraint instead of "K" and
7111 print it using %n2 instead of %B2.
7112 (*subsi3_carryin_const0): New define_insn.
7113 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
7114 instead of arm_not_operand and "I" constraint instead of "K" and
7115 print it using %n3 instead of %B2. Instead of using match_dup 2 add
7116 another match_operand and in the condition check that it is negation
7118 (*subsi3_carryin_compare_const0): New define_ins.
7119 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
7120 *subsi3_carryin_const.
7121 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
7122 split into *subsi3_carryin_compare_const0 if the highpart is zero.
7125 * config/arm.vfp.md (*negdf2_vfp): Use
7126 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
7127 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
7129 2019-02-24 Jakub Jelinek <jakub@redhat.com>
7131 PR rtl-optimization/89445
7132 * simplify-rtx.c (simplify_ternary_operation): Don't use
7133 simplify_merge_mask on operands that may trap.
7134 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
7135 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
7136 second operand is CONST_VECTOR, check if any element could be zero.
7137 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
7138 their operands can trap.
7140 2019-02-23 Martin Sebor <msebor@redhat.com>
7142 * gimple-ssa-sprintf.c (target_strtol): Rename...
7143 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
7144 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
7145 check for range error.
7147 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
7150 * opts-common.c (prune_options): Also prune joined switches
7151 with Negative and RejectNegative.
7152 * config/i386/i386.opt (march=): Add Negative(march=).
7153 (mtune=): Add Negative(mtune=).
7154 * doc/options.texi: Document Negative used together with Joined
7157 2019-02-22 Martin Sebor <msebor@redhat.com>
7159 * doc/extend.texi (Other Builtins): Add
7160 __builtin_is_constant_evaluated.
7162 2019-02-22 Richard Biener <rguenther@suse.de>
7164 PR tree-optimization/87609
7165 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
7167 2019-02-22 Jeff Law <law@redhat.com>
7169 PR rtl-optimization/87761
7170 * config/mips/mips.md: Add new combiner pattern to recognize
7171 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
7173 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
7176 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
7177 destination register in peepholes generating patterns for ADDS/SUBS.
7178 (add<mode>3_compare0,
7179 *addsi3_compare0_uxtw, add<mode>3_compareC,
7180 add<mode>3_compareV_imm, add<mode>3_compareV,
7181 *adds_<optab><ALLX:mode>_<GPI:mode>,
7182 *subs_<optab><ALLX:mode>_<GPI:mode>,
7183 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
7184 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
7185 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
7186 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
7187 sub<mode>3_compare1): Allow stack pointer for source register.
7188 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
7190 2019-02-22 Martin Sebor <msebor@redhat.com>
7192 PR tree-optimization/88993
7193 PR tree-optimization/88853
7194 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
7196 (sprintf_dom_walker::call_info::is_string_func): New helper.
7197 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
7198 for formatted string functions.
7199 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
7201 2019-02-22 Martin Sebor <msebor@redhat.com>
7204 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
7205 unreachable subexpressions.
7207 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
7208 Hongtao Liu <hongtao.liu@intel.com>
7209 Sunil K Pandey <sunil.k.pandey@intel.com>
7212 * config/i386/i386-passes.def: Add
7213 pass_remove_partial_avx_dependency.
7214 * config/i386/i386-protos.h
7215 (make_pass_remove_partial_avx_dependency): New.
7216 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
7218 (pass_data_remove_partial_avx_dependency): New.
7219 (pass_remove_partial_avx_dependency): Likewise.
7220 (make_pass_remove_partial_avx_dependency): Likewise.
7221 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
7222 (*extendsfdf2): Add avx_partial_xmm_update.
7223 (truncdfsf2): Likewise.
7224 (*float<SWI48:mode><MODEF:mode>2): Likewise.
7225 (SF/DF conversion splitters): Disabled for TARGET_AVX.
7227 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
7230 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7233 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7236 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7237 (PTA_SKYLAKE): Add PTA_AES.
7238 (PTA_GOLDMONT): Likewise.
7240 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7242 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7243 instruction if enabled.
7244 (aarch64_override_options): Remove reference to return address key.
7246 2019-02-22 Richard Biener <rguenther@suse.de>
7248 PR tree-optimization/89440
7249 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7250 not necessary assert.
7252 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7255 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7256 (oacc_replace_fn_attrib_attr): ... this new function.
7257 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7258 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7260 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7262 * config/arm/arm-cpus.in (ares): Rename to...
7263 (neoverse-n1): ... This. Add ares as alias.
7264 * config/arm/arm-tables.opt: Regenerate.
7265 * config/arm/arm-tune.md: Likewise.
7266 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7268 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7270 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7271 * config/aarch64/aarch64-tune.md: Regenerate.
7272 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7274 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7276 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7277 (neoversen1_tunings): ... This.
7278 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7279 (neoverse-n1): New CPU.
7280 * config/aarch64/aarch64-tune.md: Regenerate.
7281 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7283 2019-02-22 Richard Biener <rguenther@suse.de>
7286 * cfghooks.h (dependence_hash): New typedef.
7287 (struct copy_bb_data): New type.
7288 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7289 (duplicate_block): Likewise.
7290 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7291 (copy_bbs): Create and pass down copy_bb_data.
7292 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7293 (rtl_duplicate_bb): Likewise.
7294 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7295 remap dependence info.
7297 2019-02-22 Richard Biener <rguenther@suse.de>
7299 PR tree-optimization/87609
7300 * tree-core.h (tree_base): Document special clique values.
7301 * tree-inline.c (remap_dependence_clique): Do not use the
7302 special clique value of one.
7303 (maybe_set_dependence_info): Use clique one.
7304 (clear_dependence_clique): New callback.
7305 (compute_dependence_clique): Clear clique one from all refs
7306 before assigning it (again).
7308 2019-02-21 Martin Sebor <msebor@redhat.com>
7310 * doc/extend.texi (__clear_cache): Correct signature.
7312 2019-02-21 Ian Lance Taylor <iant@golang.org>
7315 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7316 than output_constant_def.
7317 (add_constant_to_table): New static function.
7318 (output_constant_def): Call add_constant_to_table.
7319 (tree_output_constant_def): Likewise.
7321 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7324 * builtins.c (fold_builtin_arith_overflow): If first two args are
7325 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7328 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7331 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7332 error for -mindirect-branch/-mfunction-return with incompatible
7335 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7338 * constraints.md (q): Remove.
7339 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7342 2019-02-21 Martin Jambor <mjambor@suse.cz>
7345 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7346 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7347 (omp_adjust_for_condition): ...here. Added necessary parameters.
7348 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7349 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7350 proper values to new parameters of omp_adjust_for_condition.
7352 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7355 * expr.c (expand_assignment): If result is a MEM, use change_address
7356 instead of simplify_gen_subreg.
7358 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7359 David Malcolm <dmalcolm@redhat.com>
7362 * fold-const.c (decode_field_reference): Return NULL_TREE if
7363 lang_hooks.types.type_for_size returns NULL. Check it before
7364 overwriting *exp_. Use return NULL_TREE instead of return 0.
7366 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7370 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7373 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7376 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7377 TARGET_SSE in addition to TARGET_SSE_MATH.
7379 (ix86_excess_precision): Ditto.
7380 (ix86_float_exceptions_rounding_supported_p): Ditto.
7381 (use_rsqrt_p): Ditto.
7382 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7384 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7387 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7388 linenum_arith_t when determining if two adjacent line spans are
7389 close enough to merge.
7390 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7391 lines within each line_span.
7393 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7396 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7397 paradoxical SUBREGS.
7399 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7402 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7403 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7404 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7407 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7409 * config/gcn/gcn.c (print_operand): Fix typo.
7411 2019-02-19 Richard Biener <rguenther@suse.de>
7414 * toplev.c (do_compile): Initialize mpfr's exponent range
7415 based on available float modes.
7417 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7419 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7420 as long as the epilogue isn't completed.
7422 2019-02-18 Martin Sebor <msebor@redhat.com>
7424 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7425 __has_cpp_attribute, and __has_include.
7427 2019-02-18 Martin Sebor <msebor@redhat.com>
7429 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7431 2019-02-18 Martin Sebor <msebor@redhat.com>
7434 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7436 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7438 2019-02-18 Richard Biener <rguenther@suse.de>
7440 PR tree-optimization/89296
7441 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7442 of no-warning flag to cases that might emit the bogus warning.
7444 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7447 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7449 * config/arm/vfp.md (*movdi_vfp): Likewise.
7450 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7451 "q" constraint for operands[0].
7454 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7455 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7456 pattern in a temporary buffer.
7457 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7458 than 64-operands[2].
7461 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7462 s390_indirect_branch_settings): Define unconditionally.
7463 (s390_set_current_function): Likewise, but guard the whole body except
7464 the s390_indirect_branch_settings call with
7465 #if S390_USE_TARGET_ATTRIBUTE.
7466 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7468 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7469 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7470 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7471 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7472 HOST_WIDE_INT_1U instead of 1ULL.
7473 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7474 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7475 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7476 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7478 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7481 2019-02-18 Martin Jambor <mjambor@suse.cz>
7483 PR tree-optimization/89209
7484 * tree-sra.c (create_access_replacement): New optional parameter
7485 reg_tree. Use it as a type if non-NULL and access type is not of
7487 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7488 to create_access_replacement.
7489 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7490 Check lacc is non-NULL before attempting to re-create it on the RHS.
7492 2019-02-18 Martin Liska <mliska@suse.cz>
7495 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7497 (symbol_table::free_edge): Recycle m_summary_id.
7498 * cgraph.h (get_summary_id): New.
7499 (symbol_table::release_symbol): Set m_summary_id to -1
7501 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7502 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7503 function_summary to fast_function_summary.
7504 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7505 * ipa-pure-const.c (class funct_state_summary_t):
7506 Switch from function_summary to fast_function_summary.
7507 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7508 (class ipa_ref_opt_summary_t): Switch from function_summary
7509 to fast_function_summary.
7510 * symbol-summary.h (class function_summary_base): New class
7511 that is created from base of former function_summary.
7512 (function_summary_base::unregister_hooks): New.
7513 (class function_summary): Inherit from function_summary_base.
7514 (class call_summary_base): New class
7515 that is created from base of former call_summary.
7516 (class call_summary): Inherit from call_summary_base.
7517 (struct is_same): New.
7518 (class fast_function_summary): New summary class.
7519 (class fast_call_summary): New summary class.
7520 * vec.h (vec_safe_grow_cleared): New function.
7522 2019-02-18 Martin Liska <mliska@suse.cz>
7524 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7525 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7526 * doc/tm.texi: Document new target hook.
7527 * doc/tm.texi.in: Likewise.
7528 * target.def: Add new target macro.
7529 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7532 2019-02-17 Alan Modra <amodra@gmail.com>
7535 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7536 output reg on add insn.
7537 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7539 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7542 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7543 (PMULHRSW): Likewise.
7544 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7546 (ssse3_pmulhrswv4hi3): New expander.
7548 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7550 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7551 MMX. Add isa attribute.
7553 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7555 PR rtl-optimization/66152
7556 * builtins.h (c_readstr): Declare.
7557 * builtins.c (c_readstr): Remove forward declaration. Add
7558 null_terminated_p argument, if false, read all bytes from the
7559 string instead of stopping after '\0'.
7560 * expr.c (string_cst_read_str): New function.
7561 (store_expr): Use string_cst_read_str instead of
7562 builtin_strncpy_read_str. Try to store by pieces the whole
7563 exp_len first, and only if that fails, split it up into
7564 store by pieces followed by clear_storage. Formatting fix.
7566 * config/i386/i386.md (*movqi_internal): Remove static from
7567 buf variable. Use output_asm_insn (buf, operands); return "";
7568 instead of return buf;.
7569 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7570 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7571 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7573 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7575 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7576 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7577 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7578 (CC1_SPEC): Likewise.
7579 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7581 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7583 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7584 the base address on 64-bit strict-alignment platforms.
7586 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7588 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7590 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7592 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7594 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7596 PR rtl-optimization/88308
7597 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7598 on copied instruction.
7600 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7602 * final.c (insn_current_reference_address): Replace test on JUMP_P
7603 with test on jump_to_label_p.
7604 * config/visium/visium-passes.def: New file.
7605 * config/visium/t-visium (PASSES_EXTRA): Define.
7606 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7607 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7608 (TRAMPOLINE_ALIGNMENT): Define.
7609 * config/visium/visium.c (visium_option_override): Do not register
7610 the machine-specific reorg pass here.
7611 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7613 (output_branch): Adjust threshold for long branch instruction.
7614 * config/visium/visium.md (cpu): Move around.
7615 (length): Adjust for the GR6.
7617 2019-02-15 Richard Biener <rguenther@suse.de>
7618 Jakub Jelinek <jakub@redhat.com>
7620 PR tree-optimization/89278
7621 * tree-loop-distribution.c: Include tree-eh.h.
7622 (generate_memset_builtin, generate_memcpy_builtin): Call
7623 rewrite_to_non_trapping_overflow on builtin->size before passing it
7624 to force_gimple_operand_gsi.
7626 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7629 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7631 * opth-gen.awk: Likewise.
7633 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7635 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7636 Enable MMX, SSE and SSE2 by default.
7637 * config/i386/i386.c (ix86_option_override_internal): Do not
7638 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7640 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7642 PR rtl-optimization/89354
7643 * combine.c (make_extraction): Punt if extraction_mode is narrower
7646 2019-02-14 Maya Rashish <coypu@sdf.org>
7648 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7649 * config/netbsd-d.c: New file.
7650 * config/t-netbsd: Add netbsd-d.o
7652 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7654 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7655 affects_type_identity to true for aarch64_vector_pcs.
7656 (aarch64_comp_type_attributes): New function.
7657 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7659 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7662 * config/arm/iterators.md (ANY64): Add V4HF.
7664 2019-02-14 Martin Liska <mliska@suse.cz>
7666 PR rtl-optimization/89242
7667 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7668 process a transformation.
7670 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7672 PR tree-optimization/89314
7673 * fold-const.c (fold_binary_loc): Cast strlen argument to
7674 const char * before dereferencing it. Formatting fixes.
7677 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7679 2019-02-13 Ian Lance Taylor <iant@golang.org>
7681 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7682 and set current index for other optimizations.
7684 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7686 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7687 nonimmediate_operand as operand 2 predicate.
7688 (vec_set<VF2_512_256:mode>_0): Ditto.
7689 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7690 (*vec_concatv2si): Remove alternative 2.
7691 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7692 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7693 (vec_concatv2di): Split alternatives 4,5,6 to ...
7694 (*vec_concatv2di_0) ... new pattern.
7696 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7699 * config/arm/arm.c (ldm_stm_operation_p) Set
7700 addr_reg_in_reglist correctly for first register.
7701 (load_multiple_sequence): Remove dead base check.
7702 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7704 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7707 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7708 Expose as @aarch64_pred_mov.
7709 * config/aarch64/aarch64.c (aarch64_classify_address):
7710 Use expand_insn which legitimizes operands.
7712 2019-02-13 Martin Liska <mliska@suse.cz>
7714 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7715 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7716 and pointer_offset fields.
7717 (initialize_argument_information): Remove usage of dead
7719 * cgraph.h (struct cgraph_thunk_info): Remove
7720 add_pointer_bounds_args.
7721 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7723 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7725 * config/i386/i386.c (ix86_function_arg_advance): Remove
7727 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7728 (def_builtin): Remove usage of dead
7730 (ix86_add_new_builtins): Likewise.
7731 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7732 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7733 (sem_function::init): Likewise.
7734 (sem_variable::merge): Likewise.
7735 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7736 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7737 * lto-cgraph.c (lto_output_node): Likewise.
7738 (lto_output_varpool_node): Likewise.
7739 (input_node): Likewise.
7740 (input_varpool_node): Likewise.
7741 * lto-streamer-out.c (lto_output): Likewise.
7742 * tree-inline.c (expand_call_inline): Remove usage of
7744 * tree-inline.h (struct copy_body_data): Likewise.
7745 * varpool.c (varpool_node::dump): Likewise.
7747 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7750 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7751 into pt->vars_contains_escaped_heap instead of setting
7752 pt->vars_contains_escaped_heap to it.
7755 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7756 INTVAL (size), compare it to GET_MODE_MASK instead of
7757 1 << GET_MODE_BITSIZE.
7760 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7761 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7764 2019-02-13 Martin Liska <mliska@suse.cz>
7767 * cfgrtl.c (remove_barriers_from_footer): New function.
7768 (try_redirect_by_replacing_jump): Use it.
7769 (cfg_layout_redirect_edge_and_branch): Likewise.
7771 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7773 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7774 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7775 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7776 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7777 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7778 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7780 * config/rs6000/rs6000.c (builtin_function_type)
7781 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7782 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7783 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7784 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7785 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7787 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7789 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7790 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7792 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7795 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7796 268678 and revision 268657.
7797 (*movti_internal): Likewise.
7799 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7802 * config/s390/s390.c (s390_decompose_address): Update comment.
7803 (s390_check_qrst_address): Reject invalid address forms after
7806 2019-02-12 Martin Liska <mliska@suse.cz>
7809 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7810 we need default values of funct_state for a function that
7813 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7815 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7816 the object to pick the size of stores on strict-alignment platforms.
7818 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7819 (*movdi_insn_sp32): Likewise.
7820 (*movdi_insn_sp64): Likewise.
7822 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7825 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7826 types that needs constructiong.
7827 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7829 2019-02-12 Richard Biener <rguenther@suse.de>
7831 PR tree-optimization/89253
7832 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7835 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7838 * input.c (selftest::test_line_offset_overflow): New selftest.
7839 (selftest::input_c_tests): Call it.
7841 2019-02-11 Martin Sebor <msebor@redhat.com>
7843 PR tree-optimization/88771
7844 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7845 when -Wstringop-overflow is set.
7846 (builtin_memref::builtin_memref): Adjust excessive upper bound
7847 only when lower bound is not excessive.
7848 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7849 -Wstringop-ovefflow.
7850 (maybe_diag_offset_bounds): Rename...
7851 (maybe_diag_access_bounds): ...to this.
7852 (check_bounds_or_overlap): Adjust for name change above.
7854 2019-02-11 Martin Sebor <msebor@redhat.com>
7857 * builtins.c (max_object_size): Move from here...
7858 * builtins.h (max_object_size): ...and here...
7859 * tree.c (max_object_size): ...to here...
7860 * tree.h (max_object_size): ...and here.
7862 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7864 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7865 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7866 for correct semantics.
7868 2019-02-11 Alan Modra <amodra@gmail.com>
7870 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7871 -mlongcall and -mpltseq.
7872 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7873 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7874 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7875 * config/rs6000/sysv4.opt (mpltseq): New option.
7876 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7877 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7878 support is lacking. Don't allow -mpltseq with -mbss-plt.
7879 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7880 -mpltseq given for ELFv1.
7881 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7882 Only use UNSPEC_PLTSEQ for inline PLT calls.
7883 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7884 use UNSPEC_PLTSEQ for inline PLT calls.
7885 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7886 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7887 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7888 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7889 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7890 (pltseq_mtctr_<mode>): Likewise.
7892 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7894 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7896 * configure: Regenerate.
7898 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7901 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7904 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7906 * function.c (assign_parm_setup_block): Use the stored
7907 size, not the passed size, when allocating stack-space,
7908 also for a parameter with alignment larger than
7909 MAX_SUPPORTED_STACK_ALIGNMENT.
7911 2019-02-11 Martin Liska <mliska@suse.cz>
7914 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7915 * ipa-inline.c (inline_small_functions): Likewise.
7916 * ipa-pure-const.c (propagate_pure_const): Likewise.
7917 (propagate_nothrow): Likewise.
7918 * ipa-reference.c (propagate): Likewise.
7919 * ipa-utils.c (struct searchc_env): Remove unused field.
7920 (searchc): Always search across AVAIL_INTERPOSABLE.
7921 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7922 the only called IPA pure const can properly not propagate
7923 across interposable boundary.
7924 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7926 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7928 * config/nds32/nds32.md (call_internal, call_value_internal,
7929 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7931 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7933 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7936 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7938 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7941 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7943 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7945 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7947 PR tree-optimization/89268
7948 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7949 if preds is non-NULL.
7951 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7954 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7957 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7959 * config/nds32/nds32.md (trap): New pattern.
7961 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7963 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7966 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7968 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7971 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7973 * ipa-visibility.c (localize_node): Also do not localize
7974 LDPR_PREVAILING_DEF_IRONLY_EXP.
7976 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7979 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7980 instead of type_with_linkage.
7982 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7985 * params.def (uninlined-function-insns, uninlined-function-time,
7986 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7987 bound so we don't get overflows.
7989 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7991 * config/rs6000/rs6000-string.c (expand_compare_loop,
7992 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7995 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7998 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7999 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
8000 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
8002 2019-02-09 Alan Modra <amodra@gmail.com>
8005 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
8006 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
8009 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
8012 * lra-constraints.c (process_alt_operands): Don't increase reject
8013 for memory when offset memory is required.
8015 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
8017 * config/s390/vector.md: Implement vector copysign.
8019 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8021 * expr.c (expand_constructor): Correct indentations.
8023 2019-02-08 Richard Biener <rguenther@suse.de>
8025 PR tree-optimization/89247
8026 * tree-if-conv.c: Include tree-cfgcleanup.h.
8027 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
8028 (tree_if_conversion): Pass through predicate vector.
8029 (pass_if_conversion::execute): Do CFG cleanup and SSA update
8030 inline, see if any if-converted loops we refrece in
8031 LOOP_VECTORIZED calls vanished and fixup.
8032 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
8034 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
8036 * config/s390/constraints.md (jdd): New constraint.
8038 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8041 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
8042 upper 16 vector registers without TARGET_AVX512VL.
8043 (*movti_internal): Likewise.
8045 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8047 PR rtl-optimization/89234
8048 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
8049 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
8050 (copy_reg_eh_region_note_backward): Likewise.
8052 2019-02-08 Richard Biener <rguenther@suse.de>
8055 * tree-data-ref.c (initialize_matrix_A): Fail if constant
8057 (analyze_subscript_affine_affine): Handle failure from
8058 initialize_matrix_A.
8060 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8062 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
8065 2019-02-07 David Malcolm <dmalcolm@redhat.com>
8067 PR tree-optimization/86637
8068 PR tree-optimization/89235
8069 * tree-vect-loop.c (optimize_mask_stores): Add an
8070 auto_purge_vect_location sentinel to ensure that vect_location is
8073 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
8074 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
8075 to ensure that vect_location is purged on exit.
8076 (pass_slp_vectorize::execute): Likewise, replacing the manual
8078 * tree-vectorizer.h (class auto_purge_vect_location): New class.
8080 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8082 * config/aarch64/iterators.md (max_opp): New code_attr.
8083 (USMAX): New code iterator.
8084 * config/aarch64/predicates.md (aarch64_smin): New predicate.
8085 (aarch64_smax): Likewise.
8086 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
8087 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
8090 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
8093 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
8094 for TARGET_AVX512VL.
8095 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
8097 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
8099 * config/s390/s390-builtin-types.def: Add new types.
8100 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
8101 (s390_vec_xlw4): Make the memory operand into a const pointer.
8102 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
8104 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
8105 a new vector type with the alignment of the scalar memory operand.
8107 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
8108 Jakub Jelinek <jakub@redhat.com>
8111 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
8112 arm_count_ldrdstrd_insns): New declarations.
8113 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
8115 (valid_operands_ldrd_strd): New function.
8116 (arm_count_ldrdstrd_insns): New function.
8117 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
8118 sets instead of single DImode set and define new insns to match this.
8120 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8122 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
8123 Make it a C initializer.
8125 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8128 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
8130 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8132 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
8133 Use neon_dot<q> for type.
8134 (neon_<sup>dot_lane<vsi2qi>): Likewise.
8136 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8138 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
8139 Use neon_dot<q> for type.
8140 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
8141 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
8143 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
8145 PR rtl-optimization/89225
8146 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
8149 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
8151 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
8152 after restoring registers saved to allocate the frame on Windows.
8154 2019-02-06 Richard Biener <rguenther@suse.de>
8156 PR tree-optimization/89182
8157 * graphite.h (cached_scalar_evolution_in_region): Declare.
8158 * graphite.c (struct seir_cache_key): New.
8159 (struct sese_scev_hash): Likewise.
8160 (seir_cache): New global.
8161 (cached_scalar_evolution_in_region): New function.
8162 (graphite_transform_loops): Allocate and release seir_cache.
8163 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
8164 cached_scalar_evolution_in_region.
8165 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8167 (scop_detection::graphite_can_represent_expr: Use
8168 cached_scalar_evolution_in_region.
8169 (scop_detection::stmt_simple_for_scop_p): Likewise.
8170 (find_params_in_bb): Likewise.
8171 (gather_bbs::before_dom_children): Likewise.
8172 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
8173 (add_loop_constraints): Likewise.
8175 2019-02-06 Jakub Jelinek <jakub@redhat.com>
8178 * fold-const-call.c (fold_const_vec_convert): Pass true as last
8179 operand to new_unary_operation only if both element types are integral
8180 and it isn't a widening conversion. Return NULL_TREE if
8181 new_unary_operation failed.
8183 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
8186 * config/s390/s390.md: Remove load and test FP splitter.
8188 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8191 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
8192 expand_compare_loop, expand_block_compare_gpr,
8193 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
8194 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
8195 #include "profile-count.h" and "predict.h" for types and functions
8196 needed to work with REG_BR_PROB notes.
8198 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8201 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
8202 for the long branch case.
8204 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8207 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
8208 can throw, non-call exceptions are enabled and we can't delete
8209 dead exceptions or alter cfg. Set must_clean if
8210 delete_insn_and_edges returns true, don't set it blindly for calls.
8211 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
8213 PR rtl-optimization/89195
8214 * combine.c (make_extraction): For MEMs, don't extract bytes outside
8215 of the original MEM.
8217 2019-02-05 Martin Liska <mliska@suse.cz>
8219 PR gcov-profile/89000
8220 * gcov.c (function_summary): Remove argument.
8221 (file_summary): New function.
8222 (print_usage): Replace tabs with spaces.
8223 (generate_results): Use new function file_summary.
8225 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8228 * optabs.c (prepare_cmp_insn): Pass x and y to
8229 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8231 2019-02-05 Richard Biener <rguenther@suse.de>
8234 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8235 (struct bitmap_element): Drop chain_prev so we properly recurse on
8236 the prev member, supporting tree views.
8237 (struct bitmap_head): GTY skip the obstack member.
8239 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8242 * doc/extend.texi (Vector Extensions): Add an example of using vector
8243 types together with x86 intrinsics.
8245 2019-02-04 Alan Modra <amodra@gmail.com>
8247 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8248 str[] size to 160, and comment.
8250 2019-02-04 Alan Modra <amodra@gmail.com>
8252 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8253 (rs6000_pltseq_template): Guard output of TLS markers with
8255 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8256 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8257 to use inline PLT sequences.
8258 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8259 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8260 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8262 2019-02-04 Martin Liska <mliska@suse.cz>
8265 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8266 out when ipa_fn_summaries does not contain entry for callee.
8268 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8270 * config/sparc/sparc.h: Remove superfluous blank lines.
8271 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8272 (got_register_rtx): ...this.
8273 (sparc_got): Adjust to above renaming.
8274 (sparc_tls_got): Likewise.
8275 (sparc_delegitimize_address): Likewise.
8276 (sparc_output_mi_thunk): Likewise.
8277 (sparc_init_pic_reg): Likewise.
8278 (save_local_or_in_reg_p): Fix test on the GOT register.
8279 (USE_HIDDEN_LINKONCE): Move around.
8280 (get_pc_thunk_name): Likewise.
8281 (gen_load_pcrel_sym): Likewise.
8282 (load_got_register): Likewise.
8284 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8286 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8287 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8289 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8291 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8294 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8296 * config.gcc (with_nds32_lib, glibc):
8297 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8298 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8299 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8301 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8304 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8305 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8306 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8307 (*rcpsf2_sse): Ditto.
8308 (*rsqrtsf2_sse): Ditto.
8309 (sse4_1_round<mode<2): Ditto.
8311 2019-02-03 Richard Biener <rguenther@suse.de>
8314 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8317 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8320 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8321 Punt with warning on aggregate return or argument types. Ignore
8322 type/mode checking for uniform arguments.
8324 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8326 * combine.c (try_combine): Do not print "Can't combine" messages unless
8327 printing failed combination attempts.
8329 2019-02-01 Martin Jambor <mjambor@suse.cz>
8332 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8333 segment and global segment variables before making them static.
8335 2019-02-01 Martin Jambor <mjambor@suse.cz>
8337 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8338 missed optimization dump with dump_enabled_p.
8340 2019-02-01 Richard Biener <rguenther@suse.de>
8343 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8344 the instantiate cache.
8345 (instantiate_scev_binary): Elide second operand procesing
8346 if equal to the first.
8347 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8348 (chrec_contains_undetermined): Likewise.
8349 (tree_contains_chrecs): Likewise.
8351 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8353 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8355 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8357 PR tree-optimization/89143
8358 * wide-int-range.h (wide_int_range_absu): Declare.
8359 * wide-int-range.cc (wide_int_range_absu): New function.
8360 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8362 PR tree-optimization/88107
8363 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8364 instead of assertion that eh_region_outermost is non-NULL, if it
8365 is NULL, set *ALL to true and return NULL.
8366 (move_sese_region_to_fn): Adjust caller, if all is set, call
8367 duplicate_eh_regions with NULL region.
8369 2019-02-01 Richard Biener <rguenth@suse.de>
8371 PR rtl-optimization/88593
8372 * mode-switching.c (optimize_mode_switching): Free dominators before
8373 calling cleanup_cfg.
8375 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8377 PR tree-optimization/88932
8378 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8380 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8383 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8384 bogus clang warning.
8386 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8389 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8390 alternative to avoid partial SSE register stall for TARGET_AVX.
8391 (truncdfsf2): Ditto.
8392 (sse4_1_round<mode>2): Ditto.
8394 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8396 PR tree-optimization/89008
8397 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8398 process anything of the form X * 0.
8400 2019-01-31 Richard Biener <rguenther@suse.de>
8402 PR tree-optimization/89135
8403 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8404 with abnormal preds.
8406 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8409 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8410 always_inline callees into no_sanitize_address callers.
8412 2019-01-31 Richard Biener <rguenther@suse.de>
8414 PR rtl-optimization/89115
8415 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8417 2019-01-30 Martin Sebor <msebor@redhat.com>
8420 * doc/extend.texi (cast to a union): Correct and expand.
8422 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8424 PR rtl-optimization/87246
8425 * lra-constraints.c (simplify_operand_subreg): Reload memory
8426 in subreg if the address became invalid.
8428 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8431 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8432 Disable for little-endian.
8434 2019-01-30 Richard Biener <rguenther@suse.de>
8436 PR rtl-optimization/89115
8437 * opts.c (default_options_optimization): Reduce
8438 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8439 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8442 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8444 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8445 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8446 type of vector element when vec_extract is implemented by direct
8449 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8451 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8453 2019-01-30 Richard Biener <rguenther@suse.de>
8455 PR tree-optimization/89111
8456 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8457 canonicalization to appropriately sized access types.
8459 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8462 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8463 for arguments to functions that are TU-local and shouldn't be
8464 referenced by assembly.
8466 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8468 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8471 2019-01-29 Martin Sebor <msebor@redhat.com>
8474 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8476 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8480 * omp-simd-clone.c (simd_clone_clauses_extract)
8481 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8482 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8484 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8486 * config.gcc: Force .init_array for ARC.
8488 2019-01-29 Richard Biener <rguenther@suse.de>
8491 * dwarf2out.c (collect_skeleton_dies): New helper.
8492 (copy_decls_for_unworthy_types): Call it.
8493 (build_abbrev_table): Assert we do not try to replace
8494 DW_AT_signature refs with local refs.
8496 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8499 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8500 for lastprivate/linear IV, push gimplify context around gimplify_assign
8501 and, if it needed any temporaries, pop it into a gimple bind around the
8504 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8506 * common.opt (-Wattribute-alias): Remove "no-" from name.
8507 Make -Wattribute-alias command line option and
8508 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8510 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8513 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8514 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8516 (bmi2): Add missing @opindex.
8517 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8518 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8519 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8520 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8521 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8522 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8523 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8524 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8525 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8526 xsavec, xsaveopt and xsaves options.
8528 2019-01-28 Richard Biener <rguenther@suse.de>
8531 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8534 2019-01-28 Richard Biener <rguenther@suse.de>
8536 PR tree-optimization/88739
8537 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8538 BIT_FIELD_REFs only are applied to mode-precision operands
8539 when they are integral.
8540 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8541 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8542 BIT_FIELD_REFs of non-mode-precision integral operands.
8544 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8547 * config/i386/sse.md
8548 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8549 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8550 first constants in pairs are multiples of 2. Formatting fixes.
8551 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8552 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8553 first constants in each quadruple are multiples of 4. Formatting fixes.
8555 2019-01-26 Martin Jambor <mjambor@suse.cz>
8558 * tree-inline.c: Include tree-cfgcleanup.h.
8559 (delete_unreachable_blocks_update_callgraph): Move...
8560 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8561 ...here, make externally visible, make second argument bool, adjust
8563 * tree-cfgcleanup.c: Include cgraph.h.
8564 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8566 * ipa-prop.c: Include tree-cfgcleanup.h.
8567 (ipcp_transform_function): Call
8568 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8570 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8572 PR rtl-optimization/88846
8573 * ira.c (process_set_for_memref_referenced_p): New.
8574 (memref_referenced_p): Add new param. Use
8575 process_set_for_memref_referenced_p. Add new switch cases.
8576 (memref_used_between_p): Pass new arg to memref_referenced_p.
8578 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8581 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8582 argument ABI_BREAK. Set to true if the calculated alignment has
8583 changed in gcc-9. Check bit-fields for their base type alignment.
8584 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8585 (aarch64_function_arg_boundary): Likewise.
8586 (aarch64_gimplify_va_arg_expr): Likewise.
8588 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8591 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8592 instead of accessing TREE_INT_CST_ELT directly.
8594 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8596 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8597 fenv_exceptions description.
8599 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8601 PR rtl-optimization/87763
8602 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8603 Allow SUBREG when matching CC_NZmode compare.
8605 2019-01-25 Richard Biener <rguenther@suse.de>
8607 PR tree-optimization/89049
8608 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8609 Look at the pattern stmt to determine if the stmt is vectorized.
8611 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8613 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8614 (pred_mov<mode>): Handle all-register forms using both a new
8615 alternative and a split.
8617 2019-01-25 Richard Biener <rguenther@suse.de>
8619 PR tree-optimization/86865
8620 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8621 Reject non-do-while loops.
8623 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8625 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8626 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8627 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8628 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8629 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8630 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8631 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8632 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8633 vlogical_operand, gpc_reg_operand, int_reg_operand,
8634 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8635 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8636 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8637 (save_world_operation, restore_world_operation, lmw_operation,
8638 stmw_operation): Use MEM_P and REG_P.
8639 (tie_operand): Use MEM_P.
8640 (vrsave_operation, crsave_operation): Use REG_P.
8641 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8642 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8643 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8644 (call_operand): Use HARD_REGISTER_P.
8645 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8647 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8648 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8649 quad_aligned_load_p, replace_swapped_aligned_store,
8650 recombine_lvx_pattern, replace_swapped_aligned_load,
8651 recombine_stvx_pattern): Use MEM_P.
8652 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8653 Use MEM_P and SYMBOL_REF_P.
8654 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8655 (insn_is_swappable_p): Use REG_P and MEM_P.
8656 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8657 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8659 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8661 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8663 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8664 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8665 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8666 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8668 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8669 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8670 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8671 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8672 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8673 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8674 rs6000_split_logical_di): Use CONST_INT_P.
8675 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8676 REG_P and SYMBOL_REF_P.
8677 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8678 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8679 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8680 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8681 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8682 (small_data_operand, print_operand_address): Use CONST_INT_P and
8684 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8685 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8686 Use HARD_REGISTER_NUM_P.
8687 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8688 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8689 SUBREG_P and SYMBOL_REF_P.
8690 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8691 and HARD_REGISTER_NUM_P.
8692 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8694 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8695 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8697 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8698 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8699 find_addr_reg): Use REG_P.
8700 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8701 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8702 (offsettable_ok_by_alignment, constant_pool_expr_p,
8703 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8704 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8705 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8706 rs6000_assemble_integer, create_TOC_reference,
8707 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8708 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8709 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8710 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8711 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8712 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8713 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8714 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8715 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8716 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8717 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8718 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8719 and cbranch<mode>4): Use CONST_INT_P.
8720 (multiple define_splits): Use REG_P and SUBREG_P.
8721 (define_expands call, call_value): Use MEM_P.
8722 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8723 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8724 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8725 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8726 and HARD_REGISTER_NUM_P.
8727 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8729 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8731 PR rtl-optimization/88948
8732 * rtl.h (prepare_copy_insn): New prototype.
8733 * gcse.c (prepare_copy_insn): New function, split out from
8734 process_insert_insn.
8735 (process_insert_insn): Use prepare_copy_insn.
8736 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8737 instead of gen_move_insn.
8739 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8742 * config/i386/i386.c (ix86_pic_register_p): Return true for
8745 PR tree-optimization/88964
8746 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8747 punt if HONOR_SNANS (chrec).
8750 * tree-nested.c (convert_nonlocal_reference_stmt,
8751 convert_local_reference_stmt, convert_tramp_reference_stmt,
8752 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8753 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8756 PR tree-optimization/89027
8757 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8758 for "omp simd array" variables.
8760 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8763 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8764 force the alignment of m_val.
8766 2019-01-24 Richard Biener <rguenther@suse.de>
8769 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8770 When in "legacy" debug mode make sure to reset self-origins.
8772 2019-01-24 Martin Liska <mliska@suse.cz>
8774 PR gcov-profile/88994
8775 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8776 result will be always smaller or equal to the original.
8777 * gcov.c (mangle_name): Fix else branch where we should
8778 also copy to PTR and shift the pointer.
8780 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8782 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8783 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8785 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8787 * common/config/i386/i386-common.c
8788 (OPTION_MASK_ISA_ENQCMD_SET,
8789 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8790 (ix86_handle_option): Handle -menqcmd.
8791 * config.gcc (enqcmdintrin.h): New header file.
8792 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8793 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8795 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8797 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8798 __builtin_ia32_enqcmds): New builtins.
8799 * config/i386/i386-c.c (__ENQCMD__): New macro.
8800 * config/i386/i386-option.c (ix86_target_string): Add
8802 (ix86_valid_target_attribute_inner_p): Likewise.
8803 * config/i386/i386-expand.c
8804 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8805 IX86_BUILTIN_ENQCMDS.
8806 * config/i386/i386.h (TARGET_ENQCMD): New.
8807 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8808 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8809 (movdir64b_<mode>): Parameterize to enable share expansion code
8810 with ENQCMD in function ix86_expand_builtin.
8811 * config/i386/i386.opt: Add -menqcmd.
8812 * config/i386/immintrin.h: Include enqcmdintrin.h.
8813 * config/i386/enqcmdintrin.h: New intrinsic file.
8814 * doc/invoke.texi: Add -menqcmd.
8816 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8817 Steve Ellcey <sellcey@marvell.com>
8820 * recog.c (address_operand): Return false on wrong mode for address.
8821 (constrain_operands): Check for mode with 'p' constraint.
8823 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8826 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8827 Disparage MMX alternative.
8828 (sse2_cvtpd2pi): Ditto.
8829 (sse2_cvttpd2pi): Ditto.
8831 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8834 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8835 use-after-free of the result of
8836 aarch64_get_extension_string_for_isa_flags.
8838 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8841 * doc/extend.texi: Document break and continue behavior in
8842 statement expressions.
8844 2019-01-23 Richard Biener <rguenther@suse.de>
8846 PR tree-optimization/89008
8847 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8848 not leave another stray operand.
8850 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8852 * BASE-VER: Bump to 9.0.1.
8854 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8856 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8857 thunk that returns by reference, use the type of the return object
8858 of the thunk instead of that of the alias to build the dereference.
8860 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8862 * config/arc/atomic.md: Add operand to DMB instruction.
8864 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8866 PR tree-optimization/88964
8867 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8868 build_zero_cst instead of build_int_cst. Return false for loop
8869 invariants which honor signed zeros.
8871 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8873 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8875 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8878 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8879 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8880 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8883 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8884 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8887 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8888 Disable for little endian.
8890 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8893 * config/arm/arm.c (arm_needs_double_word_align): Check
8894 DECL_BIT_FIELD_TYPE.
8896 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8897 H.J. Lu <hongjiu.lu@intel.com>
8900 * config/i386/i386-builtin.def: Add mask2 to all builtin
8901 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8903 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8904 (BDESC_FIRST): Likewise.
8905 (define_builtin): Add an argument for mask2. Updated to handle
8906 both ix86_isa_flags and ix86_isa_flags2.
8907 (define_builtin_const): Likewise.
8908 (define_builtin_pure): Likewise.
8909 (define_builtin2): Deleted.
8910 (define_builtin_const2): Likewise.
8911 (builtin_description): Add a member, mask2.
8912 (bdesc_*): Add mask2 to builtin initializations.
8913 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8914 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8916 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8918 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8921 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8924 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8927 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8928 alignment is dominated by a bitfield with 64-bit aligned base type.
8929 (arm_function_arg): Emit a warning if the alignment has changed since
8930 earlier GCC releases.
8931 (arm_function_arg_boundary): Likewise.
8932 (arm_setup_incoming_varargs): Likewise.
8934 2019-01-22 Richard Biener <rguenther@suse.de>
8936 PR tree-optimization/88862
8937 * graphite-scop-detection.c
8938 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8940 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8942 * doc/extend.tex (AMD GCN Function Attributes): New section.
8943 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8944 * doc/invoke.texi (AMD GCN Options): New section.
8945 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8947 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8949 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8950 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8952 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8954 PR tree-optimization/88044
8955 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8956 is false in the first iteration, but !every_iteration, return false
8957 instead of true with niter->niter zero.
8959 PR rtl-optimization/88904
8960 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8961 any nonequal registers before processing BB_END (b).
8964 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8966 (expand_binop_directly, expand_doubleword_clz,
8967 expand_doubleword_popcount, expand_ctz, expand_ffs,
8968 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8970 PR rtl-optimization/49429
8972 PR rtl-optimization/86334
8974 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8975 addressable from here...
8976 (emit_block_op_via_libcall): ... to here.
8978 2019-01-22 Richard Biener <rguenther@suse.de>
8980 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8981 auto_vec for cost vector to fix memleak.
8982 (vectorize_fold_left_reduction): Properly gather SLP defs.
8983 (vectorizable_comparison): Do not swap operands to properly
8986 2019-01-22 Alan Modra <amodra@gmail.com>
8989 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8990 stays a reg. Allow a const_int.
8991 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8992 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8993 (IS_NOMARK_TLSGETADDR): Define.
8994 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8995 (rs6000_output_tlsargs): New function.
8996 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8997 __tls_get_addr call takes an arg.
8998 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8999 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
9001 (call_value_nonlocal_sysv): ..or here, delete split.
9002 (tls_gdld_nomark): Delete.
9003 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
9004 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
9005 (call_value_nonlocal_sysv): Likewise.
9006 (call_value_nonlocal_sysv_secure): Likewise.
9007 (call_value_nonlocal_aix): Likewise.
9008 (call_value_indirect_aix): Likewise.
9009 (call_value_indirect_elfv2): Likewise.
9010 (call_value_local32, call_value_local64): Disable for no-mark tls.
9011 (call_value_local_aix): Likewise.
9013 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
9016 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
9017 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
9019 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
9021 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
9022 string contents as hash_map keys.
9024 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9027 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
9028 for rvalue context. Handle rvalues correctly. Use min_align_of_type
9029 instead of TYPE_ALIGN.
9030 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
9031 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
9032 pointer from TYPE_STUB_DECL.
9034 2019-01-21 Richard Biener <rguenther@suse.de>
9036 PR tree-optimization/88934
9037 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
9038 at the possibly non-constant operand.
9039 (vect_get_constant_vectors): Adjust.
9041 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
9044 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
9045 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
9046 instead of _X86INTRIN_H_INCLUDED.
9047 * onfig/i386/clwbintrin.h: Likewise.
9048 * config/i386/pkuintrin.h: Likewise.
9049 * config/i386/prfchwintrin.h: Likewise.
9050 * config/i386/rdseedintrin.h: Likewise.
9051 * config/i386/wbnoinvdintrin.h: Likewise.
9052 * config/i386/xsavecintrin.h: Likewise.
9053 * config/i386/xsavesintrin.h: Likewise.
9054 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
9055 * config/i386/xsaveintrin.h: Likewise.
9056 * config/i386/xsaveoptintrin.h: Likewise.
9057 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
9058 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
9059 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
9060 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
9061 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
9062 * config/i386/immintrin.h: Here.
9064 2019-01-20 Martin Jambor <mjambor@suse.cz>
9067 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
9068 with aa_walk_budget.
9069 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
9070 aa_walk_budget_p parameter.
9071 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
9072 walk. Updated all callers.
9073 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
9074 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
9076 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
9077 parameter info. Extract info from fbi. Pass fbi to recursive calls
9078 and to unmodified_parm.
9079 (phi_result_unknown_predicate): New parameter fbi, removed parameter
9080 info, updated call to will_be_nonconstant_expr_predicate.
9081 (param_change_prob): New parameter fbi, limit AA walking.
9082 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
9083 calls to various above functions.
9084 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
9085 parameter. Use it to limit AA walking.
9086 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
9088 (detect_type_change): New parameter fbi, pass it on to
9089 detect_type_change_from_memory_writes.
9090 (detect_type_change_ssa): Likewise.
9091 (aa_overwalked): Removed.
9092 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
9093 accordingly, adjust to the neew AA limiting scheme.
9094 (parm_ref_data_preserved_p): Likewise.
9095 (ipa_compute_jump_functions_for_edge): Adjust call to
9097 (ipa_analyze_call_uses): Likewise.
9098 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
9099 (ipa_analyze_node): Initialize aa_walk_budget.
9100 (ipcp_transform_function): Likewise.
9101 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
9102 to get_dynamic_type.
9104 2019-01-19 Jakub Jelinek <jakub@redhat.com>
9106 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
9107 outside of #if CHECKING_P code.
9109 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
9111 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
9112 New function, split out from...
9113 (loop_versioning::analyze_stride): ...here.
9114 (loop_versioning::find_per_loop_multiplication): Use gassign.
9115 (loop_versioning::analyze_term_using_scevs): Return a success code.
9116 (loop_versioning::analyze_arbitrary_term): New function.
9117 (loop_versioning::analyze_address_fragment): Use
9118 analyze_arbitrary_term if all else fails.
9120 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
9123 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
9126 2019-01-18 Richard Biener <rguenther@suse.de>
9128 PR tree-optimization/88903
9129 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
9130 scalar stmts a SLP shift amount is composed of when detecting
9133 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
9136 * config/arm/arm-cpus.in (mp): New feature.
9138 (fgroup ARMv7ve): Add mp and sec features.
9139 (arch armv7-a): Add options to allow mp and sec extensions.
9140 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
9141 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
9142 extenstions to the base architecture.
9143 (cpu cortex-a8): Add sec extension to the base architecture.
9144 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
9145 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
9146 variants down to the base v7-a varaint.
9147 * config/arm/t-multilib (v7_a_arch_variants): New variable.
9148 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
9149 of permitted extensions for -march=armv7-a and for
9150 -mcpu=generic-armv7-a.
9152 2019-01-18 Martin Liska <mliska@suse.cz>
9154 * params.def: Fix comment.
9155 * tree-profile.c (gimple_init_gcov_profiler): Bump function
9157 (gimple_gen_ic_func_profiler): Likewise.
9159 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9161 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
9162 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
9163 and put in error checks for stack protector guard options.
9164 (aarch64_stack_protect_guard): New.
9165 (TARGET_STACK_PROTECT_GUARD): Define.
9166 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
9167 (reg_stack_protect_address<mode>): New.
9168 (stack_protect_set): Adjust for SSP_GLOBAL.
9169 (stack_protect_test): Likewise.
9170 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
9171 (-mstack-protector-guard): Likewise.
9172 (-mstack-protector-guard-offset): Likewise.
9174 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9176 PR tree-optimization/86214
9177 * tree-inline.h (struct copy_body_data): Add
9178 add_clobbers_to_eh_landing_pads member.
9179 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
9180 (copy_edges_for_bb): Call it if EH edge destination is <
9181 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
9182 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
9183 if flag_stack_reuse != SR_NONE and clear it afterwards.
9185 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
9188 * doc/install.texi (with-multilib-list): Document for aarch64.
9190 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9193 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
9194 (("..."))) with ("...").
9196 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9198 * doc/extend.texi (Built-in Functions for Memory Model Aware
9199 Atomic Operations): Document atomic fetch and nand.
9201 2019-01-18 Martin Liska <mliska@suse.cz>
9202 Richard Biener <rguenther@suse.de>
9205 * cgraph.h (create_version_clone_with_body): Add new argument
9207 * cgraphclones.c (cgraph_node::create_version_clone): Add
9208 DECL_ATTRIBUTES to a newly created decl. And call
9209 valid_attribute_p so that proper cl_target_optimization_node
9210 is set for the newly created declaration.
9211 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
9213 (expand_target_clones): Do not call valid_attribute_p, it must
9215 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
9218 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9221 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
9222 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
9223 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
9225 2019-01-17 Martin Sebor <msebor@redhat.com>
9228 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
9229 Handle anti-ranges the same as no range at all.
9231 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9233 * config/aarch64/aarch64.c (cgraph.h): New include.
9234 (intl.h): New include.
9235 (supported_simd_type): New function.
9236 (currently_supported_simd_type): Ditto.
9237 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9238 (aarch64_simd_clone_adjust): Ditto.
9239 (aarch64_simd_clone_usable): Ditto.
9240 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9241 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9242 (TARGET_SIMD_CLONE_USABLE): Ditto.
9243 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9244 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9247 2019-01-17 Martin Sebor <msebor@redhat.com>
9249 PR tree-optimization/88800
9250 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9251 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9252 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9253 redundant argument. Add new argument and issue diagnostics under
9254 its control. Detect out-of-bounds access even with warnings
9256 (check_bounds_or_overlap): Change return type. Add argument.
9257 (wrestrict_dom_walker::check_call): Adjust.
9258 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9259 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9260 check_bounds_or_overlap's return value.
9261 (handle_builtin_stxncpy): Same.
9262 (handle_builtin_strcat): Same.
9264 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9265 Kwok Cheung Yeung <kcy@codesourcery.com>
9266 Julian Brown <julian@codesourcery.com>
9267 Tom de Vries <tom@codesourcery.com>
9269 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9271 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9273 * doc/sourcebuild.texi: Document dg-require-effective-target
9274 llvm_binutils and offload_gcn.
9276 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9277 Kwok Cheung Yeung <kcy@codesourcery.com>
9278 Julian Brown <julian@codesourcery.com>
9279 Tom de Vries <tom@codesourcery.com>
9281 * doc/sourcebuild.texi: Document dg-required-effective-target
9284 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9285 Kwok Cheung Yeung <kcy@codesourcery.com>
9286 Julian Brown <julian@codesourcery.com>
9287 Tom de Vries <tom@codesourcery.com>
9288 Jan Hubicka <hubicka@ucw.cz>
9289 Martin Jambor <mjambor@suse.cz>
9291 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9292 * configure.ac: Check for dlopen.
9293 * configure: Regenerate.
9295 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9296 Kwok Cheung Yeung <kcy@codesourcery.com>
9297 Julian Brown <julian@codesourcery.com>
9298 Tom de Vries <tom@codesourcery.com>
9299 Jan Hubicka <hubicka@ucw.cz>
9300 Martin Jambor <mjambor@suse.cz>
9302 * common/config/gcn/gcn-common.c: New file.
9303 * config/gcn/driver-gcn.c: New file.
9304 * config/gcn/gcn-builtins.def: New file.
9305 * config/gcn/gcn-hsa.h: New file.
9306 * config/gcn/gcn-modes.def: New file.
9307 * config/gcn/gcn-opts.h: New file.
9308 * config/gcn/gcn-passes.def: New file.
9309 * config/gcn/gcn-protos.h: New file.
9310 * config/gcn/gcn-run.c: New file.
9311 * config/gcn/gcn-tree.c: New file.
9312 * config/gcn/gcn.c: New file.
9313 * config/gcn/gcn.h: New file.
9314 * config/gcn/gcn.opt: New file.
9315 * config/gcn/t-gcn-hsa: New file.
9317 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9318 Kwok Cheung Yeung <kcy@codesourcery.com>
9319 Julian Brown <julian@codesourcery.com>
9320 Tom de Vries <tom@codesourcery.com>
9321 Jan Hubicka <hubicka@ucw.cz>
9322 Martin Jambor <mjambor@suse.cz>
9324 * config/gcn/constraints.md: New file.
9325 * config/gcn/gcn-valu.md: New file.
9326 * config/gcn/gcn.md: New file.
9327 * config/gcn/predicates.md: New file.
9329 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9331 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9332 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9333 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9334 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9336 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9339 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9340 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9341 it and document registers.
9343 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9345 * config/aarch64/aarch64.c (ares_tunings): Define.
9346 * config/aarch64/aarch64-cores.def (ares): Use the above.
9348 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9352 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9354 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9355 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9356 (_mm512_maskz_fixupimm_round_pd): Ditto.
9357 (_mm512_fixupimm_round_ps): Ditto.
9358 (_mm512_maskz_fixupimm_round_ps): Ditto.
9359 (_mm_fixupimm_round_sd): Ditto.
9360 (_mm_maskz_fixupimm_round_sd): Ditto.
9361 (_mm_fixupimm_round_ss): Ditto.
9362 (_mm_maskz_fixupimm_round_ss): Ditto.
9363 (_mm512_fixupimm_pd): Ditto.
9364 (_mm512_maskz_fixupimm_pd): Ditto.
9365 (_mm512_fixupimm_ps): Ditto.
9366 (_mm512_maskz_fixupimm_ps): Ditto.
9367 (_mm_fixupimm_sd): Ditto.
9368 (_mm_maskz_fixupimm_sd): Ditto.
9369 (_mm_fixupimm_ss): Ditto.
9370 (_mm_maskz_fixupimm_ss): Ditto.
9371 (_mm512_mask_fixupimm_round_pd): Update builtin.
9372 (_mm512_mask_fixupimm_round_ps): Ditto.
9373 (_mm_mask_fixupimm_round_sd): Ditto.
9374 (_mm_mask_fixupimm_round_ss): Ditto.
9375 (_mm512_mask_fixupimm_pd): Ditto.
9376 (_mm512_mask_fixupimm_ps): Ditto.
9377 (_mm_mask_fixupimm_sd): Ditto.
9378 (_mm_mask_fixupimm_ss): Ditto.
9379 * config/i386/avx512vlintrin.h:
9380 (_mm256_fixupimm_pd): Update parameters and builtin.
9381 (_mm256_maskz_fixupimm_pd): Ditto.
9382 (_mm256_fixupimm_ps): Ditto.
9383 (_mm256_maskz_fixupimm_ps): Ditto.
9384 (_mm_fixupimm_pd): Ditto.
9385 (_mm_maskz_fixupimm_pd): Ditto.
9386 (_mm_fixupimm_ps): Ditto.
9387 (_mm_maskz_fixupimm_ps): Ditto.
9388 (_mm256_mask_fixupimm_pd): Update builtin.
9389 (_mm256_mask_fixupimm_ps): Ditto.
9390 (_mm_mask_fixupimm_pd): Ditto.
9391 (_mm_mask_fixupimm_ps): Ditto.
9392 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9393 * config/i386/i386-builtin.def: Update builtin definitions.
9394 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9395 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9396 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9397 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9398 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9399 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9400 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9401 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9402 * config/i386/subst.md:
9403 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9404 (round_saeonly_sd_mask_op4): Ditto.
9405 (round_saeonly_expand_operand5): Ditto.
9406 (round_saeonly_expand): Update.
9408 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9412 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9414 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9415 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9416 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9417 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9418 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9419 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9420 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9422 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9426 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9429 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9430 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9431 instead of UNSPEC_FIXUPIMM.
9433 2019-01-17 Richard Biener <rguenther@suse.de>
9436 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9437 and friends for the LTO part of debug info.
9439 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9441 PR tree-optimization/86214
9442 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9445 PR rtl-optimization/88870
9446 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9447 throw if we can't alter the cfg or delete dead exceptions.
9448 (mark_insn): Don't call find_call_stack_args for such calls.
9450 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9452 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9453 prototypes for vec_st.
9454 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9455 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9456 mainly on signed/unsigned long long and double.
9458 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9461 * combine.c (delete_noop_moves): Convert to "bool" return,
9462 returning true if any edges are eliminated.
9463 (combine_instructions): Also return true if delete_noop_moves
9466 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9468 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9469 correct max nunits for endian swap.
9470 (aarch64_expand_fcmla_builtin): Correct subreg code.
9471 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9472 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9475 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9477 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9478 Handle split indirect COMPLEX_TYPE arguments.
9480 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9483 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9484 bit is set by add and compare.
9485 (CC_ADC): New CC_MODE.
9486 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9487 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9488 comparison. Add detection for CC_ADCmode.
9489 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9491 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9492 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9493 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9494 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9495 to eliminate the need for zero-extending the operands.
9496 (add<mode>3_compareC_imm): Delete. Merge into ...
9497 (add<mode>3_compareC): ... this. Restructure the comparison to
9498 eliminate the need for zero-extending the operands.
9499 (add<mode>3_carryin): Use LTU for the overflow detection.
9500 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9501 Reexpress comparison for overflow.
9502 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9503 (add<mode>3_carryinC): Likewise.
9504 (add<mode>3_carryinV): Use LTU for carry between partials.
9505 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9506 handling of CC_Cmode and add CC_ADCmode.
9507 (aarch64_borrow_operation): Likewise.
9509 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9511 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9512 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9513 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9514 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9516 2019-01-16 Martin Liska <mliska@suse.cz>
9518 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9520 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9522 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9523 (path_prefix_reset): Move up in the source file.
9524 (find_fortran_preinclude_file): Make complex search for the
9525 fortran header files.
9527 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9529 * godump.c (go_output_typedef): When outputting a typedef, refer
9530 to the underlying type by its name and not its structure.
9532 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9535 * tree.c (build_function_type): Assert that arg_types is not
9538 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9541 * doc/extend.texi: Document that listing the stack pointer in the
9542 clobber list of an asm is a deprecated feature.
9543 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9544 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9545 warning instead of an error for clobbers of the stack pointer.
9546 Add a note explaining why.
9548 2019-01-15 Richard Biener <rguenther@suse.de>
9551 * dwarf2out.c (gen_member_die): Do not generate inheritance
9554 2019-01-15 Richard Biener <rguenther@suse.de>
9556 PR tree-optimization/88855
9557 * tree-if-conv.c (combine_blocks): Collect
9558 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9560 2019-01-15 Tom de Vries <tdevries@suse.de>
9563 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9564 lhs == NULL_TREE for gang-level reduction.
9566 2019-01-15 Richard Biener <rguenther@suse.de>
9567 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9570 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9571 return true if SSA_NAME is already marked in visited bitmap.
9572 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9574 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9576 PR tree-optimization/88775
9577 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9578 equal == 0 equality pointer comparisons some more if compared in
9579 integral types and either one points to an automatic var and the
9580 other to a global, or we can prove at least one points to the middle
9581 or both point to start or both point to end.
9583 2019-01-14 Andi Kleen <ak@linux.intel.com>
9585 * Makefile.in: Lower autofdo sampling rate by 10x.
9586 * Makefile.tpl: Dito.
9588 2019-01-14 Tom Honermann <tom@honermann.net>
9590 * defaults.h: Define CHAR8_TYPE.
9592 2019-01-14 Martin Sebor <msebor@redhat.com>
9595 * doc/extend.texi (Darwin Format Checks): Clarify.
9597 2019-01-14 Richard Biener <rguenther@suse.de>
9599 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9600 whether we are in (simplify ...) or (match ...) context.
9602 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9604 PR rtl-optimization/88796
9605 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9606 * cfgexpand.c (stack_protect_prologue): Initialize
9607 crtl->stack_protect_guard_decl.
9608 * function.c (stack_protect_epilogue): Use it instead of calling
9609 targetm.stack_protect_guard again.
9610 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9611 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9612 crtl->stack_protect_guard_decl.
9613 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9614 on the returned MEM_EXPR.
9616 2019-01-12 Tom de Vries <tdevries@suse.de>
9618 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9619 vector length using -fopenacc-dim.
9621 2019-01-12 Tom de Vries <tdevries@suse.de>
9623 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9624 lengths into account.
9626 2019-01-12 Svante Signell <svante.signell@gmail.com>
9628 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9629 (TARGET_CAN_SPLIT_STACK): Define.
9630 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9632 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9634 * params.def (inline-unit-growth): Set to 40.
9636 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9638 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9640 2019-01-12 Tom de Vries <tdevries@suse.de>
9642 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9643 region calling vector-partitionable routine, set default_vector_length
9646 2019-01-12 Tom de Vries <tdevries@suse.de>
9648 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9649 variable default_vector_length.
9651 2019-01-12 Tom de Vries <tdevries@suse.de>
9654 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9655 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9658 2019-01-12 Tom de Vries <tdevries@suse.de>
9660 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9661 (nvptx_goacc_validate_dims): Add used parameter.
9662 * doc/tm.texi: Regenerate.
9663 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9664 argument to call to targetm.goacc.validate_dims.
9665 (default_goacc_validate_dims): Add used
9667 * target.def (validate_dims): Add used parameter in DEFHOOK.
9668 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9670 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9674 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9676 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9677 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9678 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9679 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9681 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9683 PR rtl-optimization/87305
9685 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9686 for little endian pseudos used as paradoxical subreg.
9688 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9690 PR tree-optimization/88693
9691 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9692 for STRING_CSTs that don't contain any NUL characters in the first
9693 TREE_STRING_LENGTH bytes.
9695 2019-01-11 Alan Modra <amodra@gmail.com>
9699 * genattrtab.c (min_fn): Don't translate values.
9700 (min_attr_value): Return INT_MAX when the value can't be calculated.
9701 Return minimum among any values that can be calculated.
9702 (max_attr_value): Adjust.
9704 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9706 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9708 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9710 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9711 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9712 (aarch64_return_call_with_max_clobbers): New function.
9713 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9714 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9716 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9717 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9718 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9719 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9720 * cselib.c (cselib_process_insn): Add argument to
9721 targetm.hard_regno_call_part_clobbered call.
9722 * ira-conflicts.c (ira_build_conflicts): Ditto.
9723 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9724 * lra-constraints.c (inherit_reload_reg): Ditto.
9725 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9726 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9727 argument. Call targetm.return_call_with_max_clobbers.
9728 Add argument to targetm.hard_regno_call_part_clobbered call.
9729 (calls_have_same_clobbers_p): New function.
9730 (process_bb_lives): Add call_insn and last_call_insn variables.
9731 Pass call_insn to check_pseudos_live_through_calls.
9732 Modify if stmt to check targetm.return_call_with_max_clobbers.
9733 Update setting of flush variable.
9734 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9736 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9737 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9738 targetm.hard_regno_call_part_clobbered call.
9739 * reginfo.c (choose_hard_reg_mode): Ditto.
9740 * regrename.c (check_new_reg_p): Ditto.
9741 * reload.c (find_equiv_reg): Ditto.
9742 * reload1.c (emit_reload_insns): Ditto.
9743 * sched-deps.c (deps_analyze_insn): Ditto.
9744 * sel-sched.c (init_regs_for_mode): Ditto.
9745 (mark_unavailable_hard_regs): Ditto.
9746 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9747 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9748 (return_call_with_max_clobbers): New target function.
9749 * doc/tm.texi: Regenerate.
9750 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9751 * hooks.c (hook_bool_uint_mode_false): Change to
9752 hook_bool_insn_uint_mode_false.
9753 * hooks.h (hook_bool_uint_mode_false): Ditto.
9755 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9757 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9758 (aarch64_remove_extra_call_preserved_regs): New function.
9759 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9760 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9761 * doc/tm.texi: Regenerate.
9762 * final.c (get_call_reg_set_usage): Call new hook.
9763 * target.def (remove_extra_call_preserved_regs): New hook.
9764 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9765 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9767 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9770 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9771 inside of pass_combine_1 dump rather than pass_profile_1.
9773 2019-01-11 Tom de Vries <tdevries@suse.de>
9775 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9776 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9777 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9778 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9781 2019-01-11 Tom de Vries <tdevries@suse.de>
9783 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9785 2019-01-11 Jan Beulich <jbeulich@suse.com>
9787 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9788 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9789 sse2_cvtsi2sd): Add {l}.
9790 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9793 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9796 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9798 (*float<floatunssuffix>v2div2sf2): New define_insn.
9799 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9800 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9801 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9802 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9803 match_operands with "const0_operand" "C".
9805 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9807 * config/aarch64/aarch64-builtins.c
9808 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9809 (aarch64_init_simd_builtins): ...Here
9811 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9813 PR rtl-optimization/87305
9815 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9816 allocation for big endian pseudos used as paradoxical subregs and
9817 spill them if it is wrong.
9818 * lra-constraints.c (lra_constraints): Add a comment.
9820 2019-01-10 Richard Biener <rguenther@suse.de>
9822 PR tree-optimization/88792
9823 * tree-ssa-pre.c (get_representative_for): Do not return a
9826 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9830 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9831 (assign_parm_setup_block): Do the argument slot realignment here
9834 2019-01-10 Stefan Agner <stefan@agner.ch>
9837 * config/arm/arm.c (arm_option_override_internal): Force
9838 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9840 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9843 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9846 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9848 * config/arm/arm-builtins.c
9849 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9850 (MAC_LANE_PAIR_QUALIFIERS): New.
9851 (arm_expand_builtin_args): Use it.
9852 (arm_expand_builtin_1): Likewise.
9853 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9854 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9855 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9856 * config/arm/arm_neon.h:
9857 (vcadd_rot90_f16): New.
9858 (vcaddq_rot90_f16): New.
9859 (vcadd_rot270_f16): New.
9860 (vcaddq_rot270_f16): New.
9863 (vcmla_lane_f16): New.
9864 (vcmla_laneq_f16): New.
9865 (vcmlaq_lane_f16): New.
9866 (vcmlaq_laneq_f16): New.
9867 (vcmla_rot90_f16): New.
9868 (vcmlaq_rot90_f16): New.
9869 (vcmla_rot90_lane_f16): New.
9870 (vcmla_rot90_laneq_f16): New.
9871 (vcmlaq_rot90_lane_f16): New.
9872 (vcmlaq_rot90_laneq_f16): New.
9873 (vcmla_rot180_f16): New.
9874 (vcmlaq_rot180_f16): New.
9875 (vcmla_rot180_lane_f16): New.
9876 (vcmla_rot180_laneq_f16): New.
9877 (vcmlaq_rot180_lane_f16): New.
9878 (vcmlaq_rot180_laneq_f16): New.
9879 (vcmla_rot270_f16): New.
9880 (vcmlaq_rot270_f16): New.
9881 (vcmla_rot270_lane_f16): New.
9882 (vcmla_rot270_laneq_f16): New.
9883 (vcmlaq_rot270_lane_f16): New.
9884 (vcmlaq_rot270_laneq_f16): New.
9885 (vcadd_rot90_f32): New.
9886 (vcaddq_rot90_f32): New.
9887 (vcadd_rot270_f32): New.
9888 (vcaddq_rot270_f32): New.
9891 (vcmla_lane_f32): New.
9892 (vcmla_laneq_f32): New.
9893 (vcmlaq_lane_f32): New.
9894 (vcmlaq_laneq_f32): New.
9895 (vcmla_rot90_f32): New.
9896 (vcmlaq_rot90_f32): New.
9897 (vcmla_rot90_lane_f32): New.
9898 (vcmla_rot90_laneq_f32): New.
9899 (vcmlaq_rot90_lane_f32): New.
9900 (vcmlaq_rot90_laneq_f32): New.
9901 (vcmla_rot180_f32): New.
9902 (vcmlaq_rot180_f32): New.
9903 (vcmla_rot180_lane_f32): New.
9904 (vcmla_rot180_laneq_f32): New.
9905 (vcmlaq_rot180_lane_f32): New.
9906 (vcmlaq_rot180_laneq_f32): New.
9907 (vcmla_rot270_f32): New.
9908 (vcmlaq_rot270_f32): New.
9909 (vcmla_rot270_lane_f32): New.
9910 (vcmla_rot270_laneq_f32): New.
9911 (vcmlaq_rot270_lane_f32): New.
9912 (vcmlaq_rot270_laneq_f32): New.
9913 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9914 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9915 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9916 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9917 vcmlaq_lane270): New.
9918 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9919 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9920 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9921 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9922 (arm_option_reconfigure_globals): Use them.
9923 * config/arm/iterators.md (VDF, VQ_HSF): New.
9924 (VCADD, VCMLA): New.
9925 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9926 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9928 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9929 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9931 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9933 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9934 Add qualifier_lane_pair_index.
9935 (emit-rtl.h): Include.
9936 (TYPES_QUADOP_LANE_PAIR): New.
9937 (aarch64_simd_expand_args): Use it.
9938 (aarch64_simd_expand_builtin): Likewise.
9939 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9941 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9942 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9943 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9944 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9945 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9946 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9947 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9948 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9949 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9950 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9951 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9952 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9953 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9954 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9955 Add __ARM_FEATURE_COMPLEX.
9956 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9957 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9958 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9959 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9960 fcmlaq_lane270): New.
9961 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9962 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9963 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9964 * config/aarch64/arm_neon.h:
9965 (vcadd_rot90_f16): New.
9966 (vcaddq_rot90_f16): New.
9967 (vcadd_rot270_f16): New.
9968 (vcaddq_rot270_f16): New.
9971 (vcmla_lane_f16): New.
9972 (vcmla_laneq_f16): New.
9973 (vcmlaq_lane_f16): New.
9974 (vcmlaq_rot90_lane_f16): New.
9975 (vcmla_rot90_laneq_f16): New.
9976 (vcmla_rot90_lane_f16): New.
9977 (vcmlaq_rot90_f16): New.
9978 (vcmla_rot90_f16): New.
9979 (vcmlaq_laneq_f16): New.
9980 (vcmla_rot180_laneq_f16): New.
9981 (vcmla_rot180_lane_f16): New.
9982 (vcmlaq_rot180_f16): New.
9983 (vcmla_rot180_f16): New.
9984 (vcmlaq_rot90_laneq_f16): New.
9985 (vcmlaq_rot270_laneq_f16): New.
9986 (vcmlaq_rot270_lane_f16): New.
9987 (vcmla_rot270_laneq_f16): New.
9988 (vcmlaq_rot270_f16): New.
9989 (vcmla_rot270_f16): New.
9990 (vcmlaq_rot180_laneq_f16): New.
9991 (vcmlaq_rot180_lane_f16): New.
9992 (vcmla_rot270_lane_f16): New.
9993 (vcadd_rot90_f32): New.
9994 (vcaddq_rot90_f32): New.
9995 (vcaddq_rot90_f64): New.
9996 (vcadd_rot270_f32): New.
9997 (vcaddq_rot270_f32): New.
9998 (vcaddq_rot270_f64): New.
10002 (vcmla_lane_f32): New.
10003 (vcmla_laneq_f32): New.
10004 (vcmlaq_lane_f32): New.
10005 (vcmlaq_laneq_f32): New.
10006 (vcmla_rot90_f32): New.
10007 (vcmlaq_rot90_f32): New.
10008 (vcmlaq_rot90_f64): New.
10009 (vcmla_rot90_lane_f32): New.
10010 (vcmla_rot90_laneq_f32): New.
10011 (vcmlaq_rot90_lane_f32): New.
10012 (vcmlaq_rot90_laneq_f32): New.
10013 (vcmla_rot180_f32): New.
10014 (vcmlaq_rot180_f32): New.
10015 (vcmlaq_rot180_f64): New.
10016 (vcmla_rot180_lane_f32): New.
10017 (vcmla_rot180_laneq_f32): New.
10018 (vcmlaq_rot180_lane_f32): New.
10019 (vcmlaq_rot180_laneq_f32): New.
10020 (vcmla_rot270_f32): New.
10021 (vcmlaq_rot270_f32): New.
10022 (vcmlaq_rot270_f64): New.
10023 (vcmla_rot270_lane_f32): New.
10024 (vcmla_rot270_laneq_f32): New.
10025 (vcmlaq_rot270_lane_f32): New.
10026 (vcmlaq_rot270_laneq_f32): New.
10027 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
10028 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
10029 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
10030 (FCADD, FCMLA): New.
10032 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
10034 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10038 * config/pa/pa.c: Change "can not" to "cannot".
10039 * gimple-ssa-evrp-analyze.c: Likewise.
10040 * ipa-icf.c: Likewise.
10041 * ipa-polymorphic-call.c: Likewise.
10042 * ipa-pure-const.c: Likewise.
10043 * lra-constraints.c: Likewise.
10044 * lra-remat.c: Likewise.
10045 * reload1.c: Likewise.
10046 * reorg.c: Likewise.
10047 * tree-ssa-uninit.c: Likewise.
10049 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10053 * Makefile.in: Mechanically replace "can not" with "cannot".
10054 * alias.c: Likewise.
10055 * builtins.c: Likewise.
10056 * calls.c: Likewise.
10057 * cgraph.c: Likewise.
10058 * cgraph.h: Likewise.
10059 * cgraphclones.c: Likewise.
10060 * cgraphunit.c: Likewise.
10061 * combine-stack-adj.c: Likewise.
10062 * combine.c: Likewise.
10063 * common/config/i386/i386-common.c: Likewise.
10064 * config/aarch64/aarch64.c: Likewise.
10065 * config/alpha/sync.md: Likewise.
10066 * config/arc/arc.c: Likewise.
10067 * config/arc/predicates.md: Likewise.
10068 * config/arm/arm-c.c: Likewise.
10069 * config/arm/arm.c: Likewise.
10070 * config/arm/arm.h: Likewise.
10071 * config/arm/arm.md: Likewise.
10072 * config/arm/cortex-r4f.md: Likewise.
10073 * config/csky/csky.c: Likewise.
10074 * config/csky/csky.h: Likewise.
10075 * config/darwin-f.c: Likewise.
10076 * config/epiphany/epiphany.md: Likewise.
10077 * config/i386/i386.c: Likewise.
10078 * config/i386/sol2.h: Likewise.
10079 * config/m68k/m68k.c: Likewise.
10080 * config/mcore/mcore.h: Likewise.
10081 * config/microblaze/microblaze.md: Likewise.
10082 * config/mips/20kc.md: Likewise.
10083 * config/mips/sb1.md: Likewise.
10084 * config/nds32/nds32.c: Likewise.
10085 * config/nds32/predicates.md: Likewise.
10086 * config/pa/pa.c: Likewise.
10087 * config/rs6000/e300c2c3.md: Likewise.
10088 * config/rs6000/rs6000.c: Likewise.
10089 * config/s390/s390.h: Likewise.
10090 * config/sh/sh.c: Likewise.
10091 * config/sh/sh.md: Likewise.
10092 * config/spu/vmx2spu.h: Likewise.
10093 * cprop.c: Likewise.
10094 * dbxout.c: Likewise.
10095 * df-scan.c: Likewise.
10096 * doc/cfg.texi: Likewise.
10097 * doc/extend.texi: Likewise.
10098 * doc/fragments.texi: Likewise.
10099 * doc/gty.texi: Likewise.
10100 * doc/invoke.texi: Likewise.
10101 * doc/lto.texi: Likewise.
10102 * doc/md.texi: Likewise.
10103 * doc/objc.texi: Likewise.
10104 * doc/rtl.texi: Likewise.
10105 * doc/tm.texi: Likewise.
10107 * emit-rtl.c: Likewise.
10108 * emit-rtl.h: Likewise.
10109 * except.c: Likewise.
10110 * expmed.c: Likewise.
10111 * expr.c: Likewise.
10112 * fold-const.c: Likewise.
10113 * genautomata.c: Likewise.
10114 * gimple-fold.c: Likewise.
10115 * hard-reg-set.h: Likewise.
10116 * ifcvt.c: Likewise.
10117 * ipa-comdats.c: Likewise.
10118 * ipa-cp.c: Likewise.
10119 * ipa-devirt.c: Likewise.
10120 * ipa-fnsummary.c: Likewise.
10121 * ipa-icf.c: Likewise.
10122 * ipa-inline-transform.c: Likewise.
10123 * ipa-inline.c: Likewise.
10124 * ipa-polymorphic-call.c: Likewise.
10125 * ipa-profile.c: Likewise.
10126 * ipa-prop.c: Likewise.
10127 * ipa-pure-const.c: Likewise.
10128 * ipa-reference.c: Likewise.
10129 * ipa-split.c: Likewise.
10130 * ipa-visibility.c: Likewise.
10132 * ira-build.c: Likewise.
10133 * ira-color.c: Likewise.
10134 * ira-conflicts.c: Likewise.
10135 * ira-costs.c: Likewise.
10136 * ira-int.h: Likewise.
10137 * ira-lives.c: Likewise.
10140 * loop-invariant.c: Likewise.
10141 * loop-unroll.c: Likewise.
10142 * lower-subreg.c: Likewise.
10143 * lra-assigns.c: Likewise.
10144 * lra-constraints.c: Likewise.
10145 * lra-eliminations.c: Likewise.
10146 * lra-lives.c: Likewise.
10147 * lra-remat.c: Likewise.
10148 * lra-spills.c: Likewise.
10150 * lto-cgraph.c: Likewise.
10151 * lto-streamer-out.c: Likewise.
10152 * postreload-gcse.c: Likewise.
10153 * predict.c: Likewise.
10154 * profile-count.h: Likewise.
10155 * profile.c: Likewise.
10156 * recog.c: Likewise.
10158 * reload.c: Likewise.
10159 * reload1.c: Likewise.
10160 * reorg.c: Likewise.
10161 * resource.c: Likewise.
10162 * rtl.def: Likewise.
10164 * rtlanal.c: Likewise.
10165 * sched-deps.c: Likewise.
10166 * sched-ebb.c: Likewise.
10167 * sched-rgn.c: Likewise.
10168 * sel-sched-ir.c: Likewise.
10169 * sel-sched.c: Likewise.
10170 * shrink-wrap.c: Likewise.
10171 * simplify-rtx.c: Likewise.
10172 * symtab.c: Likewise.
10173 * target.def: Likewise.
10174 * toplev.c: Likewise.
10175 * tree-call-cdce.c: Likewise.
10176 * tree-cfg.c: Likewise.
10177 * tree-complex.c: Likewise.
10178 * tree-core.h: Likewise.
10179 * tree-eh.c: Likewise.
10180 * tree-inline.c: Likewise.
10181 * tree-loop-distribution.c: Likewise.
10182 * tree-nrv.c: Likewise.
10183 * tree-profile.c: Likewise.
10184 * tree-sra.c: Likewise.
10185 * tree-ssa-alias.c: Likewise.
10186 * tree-ssa-dce.c: Likewise.
10187 * tree-ssa-dom.c: Likewise.
10188 * tree-ssa-forwprop.c: Likewise.
10189 * tree-ssa-loop-im.c: Likewise.
10190 * tree-ssa-loop-ivcanon.c: Likewise.
10191 * tree-ssa-loop-ivopts.c: Likewise.
10192 * tree-ssa-loop-niter.c: Likewise.
10193 * tree-ssa-phionlycprop.c: Likewise.
10194 * tree-ssa-phiopt.c: Likewise.
10195 * tree-ssa-propagate.c: Likewise.
10196 * tree-ssa-threadedge.c: Likewise.
10197 * tree-ssa-threadupdate.c: Likewise.
10198 * tree-ssa-uninit.c: Likewise.
10199 * tree-ssanames.c: Likewise.
10200 * tree-streamer-out.c: Likewise.
10201 * tree.c: Likewise.
10202 * tree.h: Likewise.
10203 * vr-values.c: Likewise.
10205 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
10207 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
10208 (ix86_split_xorsign): Ditto.
10209 * config/i386/i386.c (ix86_expand_xorsign): New function.
10210 (ix86_split_xorsign): Ditto.
10211 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
10212 (xorsign<mode>3): New expander.
10213 (xorsign<mode>3_1): New insn_and_split pattern.
10214 * config/i386/sse.md (xorsign<mode>3): New expander.
10216 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10218 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
10219 (*tablejump_sp64): Likewise.
10220 (*tablejump<P:mode>): ...this.
10221 (*call_address_sp32): Merge into...
10222 (*call_address_sp64): Likewise.
10223 (*call_address<P:mode>): ...this.
10224 (*call_symbolic_sp32): Merge into...
10225 (*call_symbolic_sp64): Likewise.
10226 (*call_symbolic<P:mode>): ...this.
10227 (call_value): Remove constraint and add predicate.
10228 (*call_value_address_sp32): Merge into...
10229 (*call_value_address_sp64): Likewise.
10230 (*call_value_address<P:mode>): ...this.
10231 (*call_value_symbolic_sp32): Merge into...
10232 (*call_value_symbolic_sp64): Likewise.
10233 (*call_value_symbolic<P:mode>): ...this.
10234 (*sibcall_symbolic_sp32): Merge into...
10235 (*sibcall_symbolic_sp64): Likewise.
10236 (*sibcall_symbolic<P:mode>): ...this.
10237 (sibcall_value): Remove constraint and add predicate.
10238 (*sibcall_value_symbolic_sp32): Merge into...
10239 (*sibcall_value_symbolic_sp64): Likewise.
10240 (*sibcall_value_symbolic<P:mode>): ...this.
10241 (window_save): Minor tweak.
10242 (*branch_sp32): Merge into...
10243 (*branch_sp64): Likewise.
10244 (*branch<P:mode>): ...this.
10246 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10247 James Clarke <jrtc27@jrtc27.com>
10250 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10251 consistently in TLS address generation and adjust code to the renaming
10252 of patterns. Mark calls to __tls_get_addr as const.
10253 * config/sparc/sparc.md (tgd_hi22): Turn into...
10254 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10255 (tgd_lo10): Turn into...
10256 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10257 (tgd_add32): Merge into...
10258 (tgd_add64): Likewise.
10259 (tgd_add<P:mode>): ...this and use Pmode throughout.
10260 (tldm_hi22): Turn into...
10261 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10262 (tldm_lo10): Turn into...
10263 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10264 (tldm_add32): Merge into...
10265 (tldm_add64): Likewise.
10266 (tldm_add<P:mode>): ...this and use Pmode throughout.
10267 (tldm_call32): Merge into...
10268 (tldm_call64): Likewise.
10269 (tldm_call<P:mode>): ...this and use Pmode throughout.
10270 (tldo_hix22): Turn into...
10271 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10272 (tldo_lox10): Turn into...
10273 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10274 (tldo_add32): Merge into...
10275 (tldo_add64): Likewise.
10276 (tldo_add<P:mode>): ...this and use Pmode throughout.
10277 (tie_hi22): Turn into...
10278 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10279 (tie_lo10): Turn into...
10280 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10281 (tie_ld64): Use DImode throughout.
10282 (tie_add32): Merge into...
10283 (tie_add64): Likewise.
10284 (tie_add<P:mode>): ...this and use Pmode throughout.
10285 (tle_hix22_sp32): Merge into...
10286 (tle_hix22_sp64): Likewise.
10287 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10288 (tle_lox22_sp32): Merge into...
10289 (tle_lox22_sp64): Likewise.
10290 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10291 (*tldo_ldub_sp32): Merge into...
10292 (*tldo_ldub_sp64): Likewise.
10293 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10294 (*tldo_ldub1_sp32): Merge into...
10295 (*tldo_ldub1_sp64): Likewise.
10296 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10297 (*tldo_ldub2_sp32): Merge into...
10298 (*tldo_ldub2_sp64): Likewise.
10299 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10300 (*tldo_ldsb1_sp32): Merge into...
10301 (*tldo_ldsb1_sp64): Likewise.
10302 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10303 (*tldo_ldsb2_sp32): Merge into...
10304 (*tldo_ldsb2_sp64): Likewise.
10305 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10306 (*tldo_ldub3_sp64): Use DImode throughout.
10307 (*tldo_ldsb3_sp64): Likewise.
10308 (*tldo_lduh_sp32): Merge into...
10309 (*tldo_lduh_sp64): Likewise.
10310 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10311 (*tldo_lduh1_sp32): Merge into...
10312 (*tldo_lduh1_sp64): Likewise.
10313 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10314 (*tldo_ldsh1_sp32): Merge into...
10315 (*tldo_ldsh1_sp64): Likewise.
10316 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10317 (*tldo_lduh2_sp64): Use DImode throughout.
10318 (*tldo_ldsh2_sp64): Likewise.
10319 (*tldo_lduw_sp32): Merge into...
10320 (*tldo_lduw_sp64): Likewise.
10321 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10322 (*tldo_lduw1_sp64): Use DImode throughout.
10323 (*tldo_ldsw1_sp64): Likewise.
10324 (*tldo_ldx_sp64): Likewise.
10325 (*tldo_stb_sp32): Merge into...
10326 (*tldo_stb_sp64): Likewise.
10327 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10328 (*tldo_sth_sp32): Merge into...
10329 (*tldo_sth_sp64): Likewise.
10330 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10331 (*tldo_stw_sp32): Merge into...
10332 (*tldo_stw_sp64): Likewise.
10333 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10334 (*tldo_stx_sp64): Use DImode throughout.
10336 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10338 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10339 check configure option to set BTI and Return Address Signing.
10340 * configure.ac: Add --enable-standard-branch-protection and
10341 --disable-standard-branch-protection.
10342 * configure: Regenerated.
10343 * doc/install.texi: Document the same.
10345 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10346 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10348 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10349 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10350 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10352 * config/aarch64/aarch64-bti-insert.c: New file.
10353 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10355 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10357 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10358 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10359 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10360 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10362 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10364 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10365 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10366 Disable bti for -mbranch-protection=none.
10367 (aarch64_handle_standard_branch_protection): Enable bti for
10368 -mbranch-protection=standard.
10369 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10370 -mbranch-protection.
10371 (aarch64_bti_enabled): Check if bti is enabled.
10372 * config/aarch64/aarch64.opt: Declare target variable.
10373 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10375 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10377 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10378 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10379 (aarch64_expand_epilogue): Likewise.
10380 (aarch64_output_mi_thunk): Likewise
10381 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10382 TAILCALL_ADDR_REGS to x16 and x17.
10383 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10385 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10387 * config/aarch64/aarch64-option-extensions.def: Define
10388 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10389 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10390 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10391 (AARCH64_FL_PREDRES): New.
10392 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10393 AARCH64_FL_PREDRES by default.
10394 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10396 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10398 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10400 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10401 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10402 * doc/invoke.texi: Document ARMv8.5-A.
10404 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10406 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10407 (xorsign<mode>3): Likewise.
10409 2019-01-09 Jelinek <jakub@redhat.com>
10411 PR middle-end/88758
10412 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10413 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10415 PR rtl-optimization/88331
10416 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10417 not currently_expanding_to_rtl.
10419 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10421 * doc/invoke.texi (-Os): Remove trailing spaces.
10422 (-finline-functions): Remove reference to -O2.
10424 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10426 PR rtl-optimization/79593
10427 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10429 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10430 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10432 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10435 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10439 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10440 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10442 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10445 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10446 ix86_avx_u128_mode_entry.
10448 2019-01-08 Martin Liska <mliska@suse.cz>
10450 PR tree-optimization/88753
10451 * tree-switch-conversion.c (switch_conversion::build_one_array):
10452 Come up with local variable constructor. Convert first to
10453 type of constructor values.
10455 2019-01-08 Richard Biener <rguenther@suse.de>
10457 PR tree-optimization/86554
10458 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10459 rpo_avail): Move earlier.
10460 (visit_nary_op): When value-numbering to expressions
10461 with different overflow behavior make sure there's an
10462 available expression on the path.
10464 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10466 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10467 aarch64_parse_branch_protection,
10468 struct aarch64_branch_protect_type,
10469 aarch64_handle_no_branch_protection,
10470 aarch64_handle_standard_branch_protection,
10471 aarch64_validate_mbranch_protection,
10472 aarch64_handle_pac_ret_protection,
10473 aarch64_handle_attr_branch_protection,
10474 accepted_branch_protection_string,
10475 aarch64_pac_ret_subtypes,
10476 aarch64_branch_protect_types,
10477 aarch64_handle_pac_ret_leaf): Define.
10478 (aarch64_override_options_after_change_1, aarch64_override_options):
10479 Add check for accepted_branch_protection_string.
10480 (aarch64_option_save): Save accepted_branch_protection_string.
10481 (aarch64_option_restore): Save accepted_branch_protection_string.
10482 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10483 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10484 msign-return-address.
10485 * doc/invoke.texi: Add mbranch-protection.
10487 2019-01-08 Alan Modra <amodra@gmail.com>
10490 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10491 Delete "unknownp" parameter. Adjust callers. Handle
10492 CONST_INT, PLUS, MINUS, and MULT.
10493 (attr_value_aligned): Renamed from or_attr_value.
10494 (min_attr_value): Return INT_MIN for unhandled rtl case..
10495 (min_fn): ..and translate to INT_MAX here.
10496 (write_length_unit_log): Modify to cope without "unknown".
10497 (write_attr_value): Handle IF_THEN_ELSE.
10499 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10501 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10502 optimization for masked stores.
10504 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10506 PR middle-end/88567
10507 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10508 output vector directly to duplicate_and_interleave instead of
10509 going through a temporary. Postpone insertion of ctor_seq to
10510 the end of the loop.
10512 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10515 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10516 unsigned_p. Handle signed and unsigned overflow correction as
10518 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10520 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10522 (add<mode>3_compareV_imm): Make this callable for expanding.
10523 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10524 aarch64_plus_operand for operand 2.
10525 (subv<GPI:mode>_insn): New insn pattern.
10526 (subv<GPI:mode>_imm): Likewise.
10527 (negv<GPI:mode>3): New expand pattern.
10528 (negv<GPI:mode>_insn): New insn pattern.
10529 (negv<GPI:mode>_cmp_only): Likewise.
10530 (cmpv<GPI:mode>_insn): Likewise.
10531 (subvti4): Use register_operand for operand 1. Update call to
10532 aarch64_expand_subvti.
10533 (usubvti4): Likewise.
10534 (negvti3): New expand pattern.
10535 (negdi_carryout): New insn pattern.
10536 (negvdi_carryinV): New insn pattern.
10537 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10538 version the named version.
10539 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10541 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10543 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10545 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10546 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10547 (sub<mode>3_carryinCV): Delete.
10548 (sub<GPI:mode>3_carryinV): New expand pattern.
10549 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10551 2019-01-07 Richard Biener <rguenther@suse.de>
10553 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10554 of tree_operand_hash.
10556 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10558 PR tree-optimization/88598
10559 * tree.h (single_nonzero_element): Declare.
10560 * tree.c (single_nonzero_element): New function.
10561 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10562 if I is the only nonzero element of CST.
10564 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10566 PR tree-optimization/88598
10567 * tree.h (initializer_each_zero_or_onep): Declare.
10568 * tree.c (initializer_each_zero_or_onep): New function.
10569 (signed_or_unsigned_type_for): Handle float types too.
10570 (unsigned_type_for, signed_type_for): Update comments accordingly.
10571 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10572 x & { 0 or -1, 0 or -1, ... }.
10574 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10576 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10577 with x86_64-pc-linux-gnu.
10579 2019-01-07 Tom de Vries <tdevries@suse.de>
10582 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10584 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10587 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10589 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10590 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10591 TARGET_AVX512F as condition.
10594 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10595 const_not_ok_for_debug_p target hook.
10596 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10597 on UNSPEC and subexpressions thereof if all subexpressions of the
10598 UNSPEC are CONSTANT_P.
10600 PR tree-optimization/88676
10601 * tree-ssa-phiopt.c (two_value_replacement): New function.
10602 (tree_ssa_phiopt_worker): Call it.
10605 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10606 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10609 * tree-vect-generic.c: Include insn-config.h and recog.h.
10610 (expand_vector_piecewise): Add defaulted ret_type argument,
10611 if non-NULL, use that in preference to type for the result type.
10612 (expand_vector_parallel): Formatting fix.
10613 (do_vec_conversion, do_vec_narrowing_conversion,
10614 expand_vector_conversion): New functions.
10615 (expand_vector_operations_1): Call expand_vector_conversion
10616 for VEC_CONVERT ifn calls.
10617 * internal-fn.def (VEC_CONVERT): New internal function.
10618 * internal-fn.c (expand_VEC_CONVERT): New function.
10619 * fold-const-call.c (fold_const_vec_convert): New function.
10620 (fold_const_call): Use it for CFN_VEC_CONVERT.
10621 * doc/extend.texi (__builtin_convertvector): Document.
10623 2019-01-07 Tom de Vries <tdevries@suse.de>
10625 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10626 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10627 vector_red_partition, vector_red_sym): New global variables.
10628 (nvptx_option_override): Initialize vector_red_sym.
10629 (nvptx_declare_function_name): Restore red_partition register.
10630 (nvptx_file_end): Emit code to declare the vector reduction variables.
10631 (nvptx_output_red_partition): New function.
10632 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10633 large vector reductions.
10634 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10635 (nvptx_init_builtins): Add VECTOR_ADDR.
10636 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10637 Handle nvptx_expand_shared_addr.
10638 (nvptx_get_shared_red_addr): Add vector argument and handle large
10640 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10642 (nvptx_goacc_reduction_init): Likewise.
10643 (nvptx_goacc_reduction_fini): Likewise.
10644 (nvptx_goacc_reduction_teardown): Likewise.
10645 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10646 init,fini,teardown}.
10647 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10648 (nvptx_set_current_function): Init vector_red_partition.
10649 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10650 (nvptx_red_partition): New insn.
10651 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10653 2019-01-07 Tom de Vries <tdevries@suse.de>
10656 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10659 2019-01-07 Tom de Vries <tdevries@suse.de>
10661 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10662 (nvptx_option_override): Init oacc_bcast_partition.
10663 (nvptx_init_oacc_workers): New function.
10664 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10665 (nvptx_needs_shared_bcast): New function.
10666 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10667 to propagate state.
10668 (nvptx_shared_propagate): Initialize vector bcast partition and
10669 synchronization state.
10670 (nvptx_single): Generalize to enable vectors to use shared-memory
10671 to propagate state.
10672 (nvptx_process_pars): Likewise.
10673 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10674 * config/nvptx/nvptx.h (struct machine_function): Add
10675 bcast_partition and sync_bar members.
10677 2019-01-07 Tom de Vries <tdevries@suse.de>
10679 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10680 (nvptx_apply_dim_limits): New function.
10681 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10684 2019-01-07 Tom de Vries <tdevries@suse.de>
10686 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10687 as late as possible.
10689 2019-01-07 Tom de Vries <tdevries@suse.de>
10691 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10692 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10693 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10694 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10695 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10697 2019-01-07 Tom de Vries <tdevries@suse.de>
10699 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10701 2019-01-07 Tom de Vries <tdevries@suse.de>
10703 * omp-offload.c (oacc_get_min_dim): New function.
10704 * omp-offload.h (oacc_get_min_dim): Declare.
10706 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10709 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10710 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10712 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10716 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10718 * ipa-inline.c (edge_badness): Use inlined_time instead of
10719 inline_summaries->get.
10721 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10723 * opts.c (enable_fdo_optimizations): Enable
10724 version-loops-for-strides, loop-interchange, unrol-and-jam
10725 and tree-loop-distribution.
10726 * invoke.texi: Document newly enabled options.
10728 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10730 * doc/invoke.texi (max-inline-insns-small): New parameters.
10731 * ipa-inline.c (want_early_inline_function_p): simplify.
10732 (want_inline_small_function_p): Fix pasto from previous patch;
10733 use max-inline-insns-small bound.
10734 * params.def (max-inline-insns-small): New param.
10735 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10736 variables correctly.
10738 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10740 * doc/invoke.texi: Document max-inline-insns-size,
10741 uninlined-function-insns, uninlined-function-time,
10742 uninlined-thunk-insns and uninlined-thunk-time.
10743 * params.def: Add max-inline-insns-size,
10744 uninlined-function-insns, uninlined-function-time,
10745 uninlined-thunk-insns and uninlined-thunk-time.
10746 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10748 * ipa-inline.c (can_inline_edge_by_limits_p,
10749 want_inline_small_function_p): Use new parameters.
10751 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10753 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10755 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10757 PR middle-end/82564
10759 * expr.c (expand_assignment): For calls returning VLA structures
10760 if to_rtx is not a MEM, force it into a stack temporary.
10763 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10764 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10765 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10766 subexpressions of both operands.
10767 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10768 subrtxes are CONSTANT_P.
10769 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10770 2018-11-09 changes.
10772 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10774 * params.def (hot-bb-count-ws-permille): Set to 990.
10776 2019-01-04 Martin Sebor <msebor@redhat.com>
10779 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10782 2019-01-04 Martin Sebor <msebor@redhat.com>
10785 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10787 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10789 * gdbinit.in: Turn off pagination for the skip commands, restore
10790 it to previous state afterwards.
10792 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10795 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10796 of GET_MODE (opN) as modes of the libcall arguments.
10798 2019-01-04 Jan Beulich <jbeulich@suse.com>
10800 * config/i386/sse.md
10801 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10802 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10803 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10804 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10805 avx512f_vmcmp<mode>3<round_saeonly_name>,
10806 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10807 avx512f_maskcmp<mode>3,
10808 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10809 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10810 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10811 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10812 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10813 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10814 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10815 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10816 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10817 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10818 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10819 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10820 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10821 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10822 avx512cd_maskb_vec_dup<mode>,
10823 avx512cd_maskw_vec_dup<mode>,
10824 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10825 avx512dq_vmfpclass<mode>,
10826 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10829 2019-01-03 Martin Sebor <msebor@redhat.com>
10831 PR tree-optimization/88659
10832 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10834 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10836 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10837 unaligned vsx and avoid lxvd2x/stxvd2x.
10838 (gen_lvx_v4si_move): New function.
10840 2019-01-03 Tom de Vries <tdevries@suse.de>
10842 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10843 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10845 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10847 2019-01-03 Tom de Vries <tdevries@suse.de>
10849 * config/nvptx/nvptx.c (struct offload_attrs): New.
10850 (populate_offload_attrs): New function. Factor mask extraction out of
10851 nvptx_reorg. Add extraction of dimensions.
10852 (nvptx_reorg): Use populate_offload_attrs.
10854 2019-01-03 Tom de Vries <tdevries@suse.de>
10856 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10857 cases for oacc_min_dims_p and routine_p. Add asserts for
10858 oacc_default_dims_p and offload_region_p.
10860 2019-01-03 Tom de Vries <tdevries@suse.de>
10862 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10863 factored out of ...
10864 (nvptx_goacc_validate_dims): ... here.
10866 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10868 PR tree-optimization/85574
10869 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10871 (struct ssa_equip_hash_traits): Declare.
10872 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10874 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10877 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10878 change it to qualified_type.
10880 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10882 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10883 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10885 2019-01-02 Martin Sebor <msebor@redhat.com>
10886 Jeff Law <law@redhat.com>
10888 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10889 (get_range_strlen_tree): Update appropriately.
10891 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10893 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10894 rather than set_range_info.
10895 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10896 maybe_set_strlen_range. Handle potentially boundary crossing
10897 cases more conservatively.
10898 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10899 Call set_strlen_range.
10900 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10902 PR middle-end/88663
10903 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10904 need the flexp argument.
10905 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10906 from calls to get_range_strlen. Update comments. Just update
10907 VAL for an unterminated const char array and let the reset of the
10908 code handle it normally. No longer try to set *flexp. Adjust
10910 (get_range_strlen): Update for the new get_range_strlen API.
10911 (get_maxval_strlen): Similarly.
10912 (gimple_fold_builtin_strlen): Handle update meaning of return value
10913 from get_range_strlen.
10914 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10915 get_range_strlen API.
10917 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10920 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10921 false at WPA time when body was removed.
10923 2019-01-02 Martin Liska <mliska@suse.cz>
10925 PR tree-optimization/88650
10926 * predict.c (set_even_probabilities): Calculate probability
10927 remainer only when really used.
10929 2019-01-02 Richard Biener <rguenther@suse.de>
10931 PR middle-end/88651
10932 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10933 widest_ints when mangling max_stmt_execution results.
10935 2019-01-02 Richard Biener <rguenther@suse.de>
10937 PR tree-optimization/88621
10938 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10939 bitfields when canoncalizing.
10941 2019-01-02 Richard Biener <rguenther@suse.de>
10944 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10945 cost of cheap SSE instruction.
10947 2019-01-02 Richard Biener <rguenther@suse.de>
10950 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10951 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10953 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10954 set after UIDs before splitting them.
10956 2019-01-01 Martin Sebor <msebor@redhat.com>
10957 Jeff Law <law@redhat.com>
10959 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10960 length is optimistic. If it is, then arrange to compute the
10961 conservative length as well.
10963 * gimple-fold.h (get_range_strlen): Update prototype.
10964 * builtins.c (check_access): Update call to get_range_strlen to use
10965 c_strlen_data pointer. Change various variable accesses to instead
10966 pull data from the c_strlen_data structure.
10967 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10968 * calls.c (maybe_warn_nonstring_arg): Likewise.
10969 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10970 minimum length if maximum lengh is unknown.
10971 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10972 that used c_strlen, it's no longer needed. Restructure slightly.
10973 (format_string): Set unlikely range appropriately.
10974 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10976 (get_range_strlen): Accept c_strlen_data pointer for external
10977 call sites as well. Pass through to call to internal get_range_strlen.
10978 Adjust minlen, maxlen and maxbound as needed.
10979 (get_maxval_strlen): Update comments.
10980 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10981 to use c_strlen_data pointer. Change variable accesses to instead
10982 use c_strlen_data data members.
10984 * gimple-fold.c (get_range_strlen): Update prototype.
10985 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10986 local variables. Use pdata to return information to caller.
10987 Update calls to get_range_strlen. Update pdata->maxbound.
10988 (get_range_strlen -- static version): Similarly.
10989 (get_range_strlen -- extern version): Update for internal
10990 get_range_strlen API change. Convert to external data format.
10991 (get_maxval_strlen): Similarly.
10993 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10995 * coverage.c (get_coverage_counts): Use current_function_decl.
10996 * profile.c (read_thunk_profile): New function.
10997 (branch_prob): Add THUNK parameter.
10998 * tree-profile.c (tree_profiling): Handle thunks.
10999 * value-prof.c (init_node_map): Handle thunks.
11000 * value-prof.h (branch_prob): Upate prototype.
11001 (read_thunk_profile): Declare.
11003 2019-01-01 Jakub Jelinek <jakub@redhat.com>
11005 Update copyright years.
11007 * gcc.c (process_command): Update copyright notice dates.
11008 * gcov-dump.c (print_version): Ditto.
11009 * gcov.c (print_version): Ditto.
11010 * gcov-tool.c (print_version): Ditto.
11011 * gengtype.c (create_file): Ditto.
11012 * doc/cpp.texi: Bump @copying's copyright year.
11013 * doc/cppinternals.texi: Ditto.
11014 * doc/gcc.texi: Ditto.
11015 * doc/gccint.texi: Ditto.
11016 * doc/gcov.texi: Ditto.
11017 * doc/install.texi: Ditto.
11018 * doc/invoke.texi: Ditto.
11020 Copyright (C) 2019 Free Software Foundation, Inc.
11022 Copying and distribution of this file, with or without modification,
11023 are permitted in any medium without royalty provided the copyright
11024 notice and this notice are preserved.