1 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
4 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
5 Call pa_output_function_label.
6 (TARGET_ASM_FUNCTION_PROLOGUE): define.
7 * config/pa/pa-protos.h (pa_output_function_label): Declare.
8 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
10 (pa_linux_output_function_prologue): Declare.
11 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
12 (pa_output_function_label): New.
13 (pa_output_function_prologue): Revise to use pa_output_function_label.
14 (pa_linux_output_function_prologue): New.
15 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
17 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
19 * tree-vrp.h (value_range_base::intersect): New.
20 (value_range::intersect_helper): Move from here...
21 (value_range_base::intersect_helper): ...to here.
22 * tree-vrp.c (value_range::intersect_helper): Rename to...
23 (value_range_base::intersect_helper): ...this, and rewrite to
24 return a value instead of modifying THIS in place.
25 Also, move equivalence handling...
26 (value_range::intersect): ...here, while calling intersect_helper.
27 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
29 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
31 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
33 2019-06-07 Jakub Jelinek <jakub@redhat.com>
35 * Makefile.in (genprogerr): Add condmd.
36 (genprog): Remove it here.
38 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
40 * doc/invoke.texi (AMD GCN Options): Add gfx906.
42 2019-06-07 Richard Biener <rguenther@suse.de>
45 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
46 that appear after user labels.
48 2019-06-07 Martin Liska <mliska@suse.cz>
50 * cselib.c (cselib_init): Disable hash table
52 * hash-set.h: Pass new default argument to m_table.
53 * hash-table.c: Add global variable with hash table
55 * hash-table.h (Allocator>::hash_table): Add new argument
57 (hashtab_chk_error): New.
58 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
59 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
60 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
62 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
64 * common.opt (flto-odr-type-merging): Ignore.
65 * invoke.texi (-flto-odr-type-merging): Remove.
66 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
67 (can_be_vtable_hashed_p): Remove.
68 (hash_odr_vtable): Remove.
69 (odr_vtable_hasher::hash): Remove.
70 (types_same_for_odr): Remove.
71 (types_odr_comparable): Remove.
72 (odr_vtable_hasher::equal): Remove.
73 (odr_vtable_hash_type, odr_vtable_hash): Remove.
74 (add_type_duplicate): Do not synchronize vtable and name hashtables.
75 (get_odr_type): Do not use vtable hash.
76 (dump_odr_type): Remove commented out code.
77 (build_type_inheritance_graph): Do not allocate vtable hash.
78 (rebuild_type_inheritance_graph): Do not delete vtable hash.
79 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
80 (odr_type_p): Likewise.
81 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
84 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
86 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
87 immediately after same_types_for_tbaa_p returns -1 and continue
88 looking for possible exact match; if matching types are arrays
89 watch for partial overlaps.
90 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
91 (indirect_refs_may_alias_p): Do type based disambiguation first;
94 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
96 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
98 2019-06-07 Martin Liska <mliska@suse.cz>
100 * doc/invoke.texi: Remove param.
101 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
103 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
104 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
105 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
106 * profile.c (instrument_values): Remove
107 HIST_TYPE_INDIR_CALL_TOPN.
108 * tree-profile.c (init_ic_make_global_vars):
109 Always build __gcov_indirect_call only.
110 (gimple_init_gcov_profiler): Remove usage
111 of PARAM_INDIR_CALL_TOPN_PROFILE.
112 (gimple_gen_ic_profiler): Likewise.
113 * value-prof.c (dump_histogram_value): Likewise.
114 (stream_in_histogram_value): Likewise.
115 (gimple_indirect_call_to_profile): Likewise.
116 (gimple_find_values_to_profile): Likewise.
117 * value-prof.h (enum hist_type): Likewise.
119 2019-06-07 Martin Liska <mliska@suse.cz>
121 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
124 2019-06-07 Martin Liska <mliska@suse.cz>
126 PR tree-optimization/78902
127 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
128 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
129 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
130 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
131 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
132 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
133 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
134 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
135 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
136 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
137 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
138 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
139 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
141 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
142 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
143 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
144 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
145 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
146 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
147 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
148 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
149 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
150 warn_unused_result attribute.
151 (BUILT_IN_STRDUP): Likewise.
152 (BUILT_IN_STRNDUP): Likewise.
153 (BUILT_IN_ALLOCA): Likewise.
154 (BUILT_IN_CALLOC): Likewise.
155 (BUILT_IN_MALLOC): Likewise.
156 (BUILT_IN_REALLOC): Likewise.
158 2019-06-06 Jim Wilson <jimw@sifive.com>
161 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
162 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
163 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
165 2019-06-06 Martin Sebor <msebor@redhat.com>
167 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
168 (handle_builtin_malloc): Remove trailing spaces.
169 (handle_builtin_memset): Same.
170 (handle_builtin_memcmp): Same.
171 (compute_string_length): Same.
172 (determine_min_objsize): Same.
173 (handle_builtin_string_cmp): Same.
174 (handle_char_store): Same. Break up excessively long line.
176 2019-06-06 Martin Jambor <mjambor@suse.cz>
178 * tree-sra.c (build_reconstructed_reference): Drop the alignment
181 2019-06-06 Martin Jambor <mjambor@suse.cz>
183 * tree-sra.c (struct access): New field grp_same_access_path.
184 (dump_access): Dump it.
185 (build_reconstructed_reference): New function.
186 (build_ref_for_model): Use it if possible.
187 (path_comparable_for_same_access): New function.
188 (same_access_path_p): Likewise.
189 (sort_and_splice_var_accesses): Set the new flag.
190 (analyze_access_subtree): Likewise.
191 (propagate_subaccesses_across_link): Propagate zero value of the new
192 flag down the access tree.
194 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
196 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
197 * config/gcn/gcn.opt (gpu_type): Add gfx906.
198 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
199 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
202 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
204 PR tree-optimization/90332
205 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
206 Handle VALS containing two vectors.
207 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
209 (@aarch64_combinez<mode>): ... This.
210 (*aarch64_combinez_be<mode>): Rename to...
211 (@aarch64_combinez_be<mode>): ... This.
212 (vec_init<mode><Vhalf>): New define_expand.
213 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
215 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
217 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
218 library functions only when not optimizing for size.
225 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
227 PR rtl-optimization/88751
228 * ira.c (ira): Use the number of the actually referenced registers
229 when calculating the threshold.
231 2019-06-06 Jakub Jelinek <jakub@redhat.com>
233 * configure: Regenerate.
235 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
237 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
238 register if it is in memory, so the shift can be emulated with a rotate
243 2019-06-06 Martin Liska <mliska@suse.cz>
245 PR tree-optimization/87954
246 * match.pd: Simplify mult where both arguments are 0 or 1.
248 2019-06-06 Richard Biener <rguenther@suse.de>
250 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
251 put equivalences on UNDEFINED ranges.
252 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
253 Make sure to drop defs of stmts added during simplification
256 2019-06-06 Richard Biener <rguenther@suse.de>
258 * tree-ssa-structalias.c: Include tree-cfg.h.
259 (make_heapvar): Do not make heap vars artificial.
260 (find_func_aliases_for_builtin_call): Handle stack allocation
262 (find_func_aliases): Delay processing of simple enough returns
264 (set_uids_in_ptset): Adjust.
265 (find_what_var_points_to): Likewise.
266 (solve_constraints): Do not dump points-to sets here.
267 (compute_points_to_sets): Post-process return statements,
268 amending the escaped solution. Dump points-to sets afterwards.
269 (ipa_pta_execute): Dump points-to sets.
271 2019-06-06 Martin Liska <mliska@suse.cz>
274 * doc/install.texi: Fix HTML headers and
275 titles for 'Installing GCC' pages.
277 2019-06-06 Martin Liska <mliska@suse.cz>
279 * ipa-icf-gimple.h (dump_message_1): Remove.
280 (dump_message): Likewise.
281 (return_false_with_message_1): Print also file.
282 (return_false_with_msg): Likewise.
283 (return_with_result): Likewise.
284 (return_with_debug): Likewise.
285 * ipa-icf.c (sem_function::equals_private): Remove call
288 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
290 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
291 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
292 memory operand for it.
293 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
295 2019-06-05 Martin Sebor <msebor@redhat.com>
297 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
298 Adjust quoting and hyphenation.
299 * convert.c (convert_to_real_1): Same.
300 * gcc.c (driver_wrong_lang_callback): Same.
301 (driver::handle_unrecognized_options): Same.
302 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
303 * opts-common.c (cmdline_handle_error): Same.
304 (read_cmdline_option): Same.
305 * opts-global.c (complain_wrong_lang): Same.
306 (print_ignored_options): Same.
307 (handle_common_deferred_options): Same.
308 * pretty-print.h: Same.
309 * print-rtl.c (debug_bb_n_slim): Same.
310 * sched-rgn.c (make_pass_sched_fusion): Same.
311 * tree-cfg.c (verify_gimple_assign_unary): Same.
312 (verify_gimple_label): Same.
313 * tree-ssa-operands.c (verify_ssa_operands): Same.
314 * varasm.c (do_assemble_alias): Same.
315 (assemble_alias): Same.
317 2019-06-05 Richard Henderson <rth@twiddle.net>
319 * config/alpha/alpha.c (direct_return): Move down after
320 struct machine_function definition; use saved frame_size;
322 (struct machine_function): Add sa_mask, sa_size, frame_size.
323 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
324 (alpha_compute_frame_layout): ... new function.
325 (TARGET_COMPUTE_FRAME_LAYOUT): New.
326 (alpha_initial_elimination_offset): Use saved sa_size.
327 (alpha_vms_initial_elimination_offset): Likewise.
328 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
329 (alpha_expand_prologue): Use saved frame data. Merge integer
330 and fp register save loops.
331 (alpha_expand_epilogue): Likewise.
332 (alpha_start_function): Use saved frame data.
333 * config/alpha/alpha-protos.h (direct_return): Update.
334 (alpha_sa_size): Remove.
336 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
338 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
339 multiplication by a power-of-two value.
340 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
341 and turn the modulo operation into a masking operation.
343 2019-06-05 Jakub Jelinek <jakub@redhat.com>
346 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
347 with VOIDmode inner operands.
349 2019-06-05 Richard Biener <rguenther@suse.de>
352 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
353 turn an expression graph into a tree.
355 2019-06-05 Jakub Jelinek <jakub@redhat.com>
357 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
359 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
360 treat it like explicit monotonic schedule modifier.
361 (expand_omp_for): Initialize has_lastprivate_conditional.
362 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
365 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
366 references, lookup in in hash map MEM_REF operand instead of the
368 (lower_omp_1): When looking for lastprivate conditional assignments,
369 handle MEM_REFs with REFERENCE_TYPE operands.
371 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
372 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
373 and references a VLA. Handle references to non-VLAs if is_simd
374 all privatization clauses like reductions.
375 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
376 If omp_is_reference, use always omp simd arrays and set
377 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
378 fails, emit reference initialization.
380 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
383 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
384 _mm_mask_fpclass_sd_mask): New intrinsics.
385 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
386 * config/i386/i386-builtin.def
387 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
389 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
390 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
391 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
392 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
393 case QI_FTYPE_V2SF_INT): Ditto.
395 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
396 Extended to insnstructions with mask operands.
398 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
400 * config/rs6000/constraints.md (define_register_constraint "wp"):
402 (define_register_constraint "wq"): Delete.
403 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
404 (rs6000_init_hard_regno_mode_ok): Adjust.
405 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
406 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
407 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
408 (define_mode_attr VSa): Delete.
409 (define_mode_attr VSisa): New.
410 (rest of file): Adjust.
411 * doc/md.texi (Machine Constraints): Adjust.
413 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
415 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
416 (define_attr "enabled"): Handle those new isa values.
418 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
420 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
421 (define_mode_attr VSr5): Delete.
422 (define_mode_attr VStype_sqrt): Delete.
423 (define_mode_iterator VSX_SPDP): Delete.
424 (define_mode_attr VS_spdp_res): Delete.
425 (define_mode_attr VS_spdp_insn): Delete.
426 (define_mode_attr VS_spdp_type): Delete.
427 (*vsx_sqrt<mode>2): Adjust.
428 (vsx_<VS_spdp_insn>): Delete, split to...
429 (vsx_xscvdpsp): ... this. New. And...
430 (vsx_xvcvspdp): ... this. New. And...
431 (vsx_xvcvdpsp): ... this. New.
433 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
435 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
437 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
438 (rest of file): Adjust.
440 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
442 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
443 (vsx_extract_<mode>_var): Ditto.
445 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
447 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
450 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
452 * config/rs6000/constraints.md (define_register_constraint "ww"):
454 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
455 (rs6000_init_hard_regno_mode_ok): Adjust.
456 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
457 RS6000_CONSTRAINT_ww.
458 * config/rs6000/rs6000.md: Adjust.
459 * config/rs6000/vsx.md: Adjust.
460 * doc/md.texi (Machine Constraints): Adjust.
462 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
464 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
465 (define_mode_attr sd): New.
466 (define_mode_attr s): New.
467 (define_mode_attr Ftrad): Delete.
468 (define_mode_attr Fvsx): Delete.
469 (define_mode_attr Fs): Delete.
470 (rest of file): Use the new mode attributes.
471 * config.rs6000/vsx.md: Use the new mode attributes.
473 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
475 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
478 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
480 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
481 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
482 used with VSX_B, VSX_D, or VSX_F, with just "wa".
484 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
487 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
488 C++ with strict ANSI requirements.
490 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
492 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
493 computations when step is 1.
495 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
497 * config/rs6000/constraints.md (define_register_constraint "wf"):
499 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
500 (rs6000_init_hard_regno_mode_ok): Adjust.
501 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
502 RS6000_CONSTRAINT_wf.
503 * config/rs6000/rs6000.md: Adjust.
504 * config/rs6000/vsx.md: Adjust.
505 * doc/md.texi (Machine Constraints): Adjust.
507 2019-06-04 Andrew Pinski <apinski@marvell.com>
509 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
512 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
514 * config/rs6000/constraints.md (define_register_constraint "wd"):
516 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
517 (rs6000_init_hard_regno_mode_ok): Adjust.
518 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
519 RS6000_CONSTRAINT_wd.
520 * config/rs6000/rs6000.md: Adjust.
521 * config/rs6000/vsx.md: Adjust.
522 * doc/md.texi (Machine Constraints): Adjust.
524 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
526 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
527 (rest of file): Adjust.
529 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
531 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
532 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
533 (vsx_splat_<mode>_reg): Adjust.
535 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
537 * config/rs6000/constraints.md (define_register_constraint "ws"):
539 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
540 (rs6000_init_hard_regno_mode_ok): Adjust.
541 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
542 RS6000_CONSTRAINT_ws.
543 * config/rs6000/rs6000.md: Adjust.
544 * config/rs6000/vsx.md: Adjust.
545 * doc/md.texi (Machine Constraints): Adjust.
547 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
549 * config/rs6000/constraints.md (define_register_constraint "wv"):
551 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
552 (rs6000_init_hard_regno_mode_ok): Adjust.
553 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
554 RS6000_CONSTRAINT_wv.
555 * config/rs6000/rs6000.md: Adjust.
556 * config/rs6000/vsx.md: Adjust.
557 * doc/md.texi (Machine Constraints): Adjust.
559 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
561 * config/rs6000/constraints.md (define_register_constraint "wi"):
563 (define_register_constraint "wt"): Delete.
564 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
565 (rs6000_init_hard_regno_mode_ok): Adjust.
566 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
567 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
568 * config/rs6000/rs6000.md: Adjust.
569 * config/rs6000/vsx.md: Adjust.
570 * doc/md.texi (Machine Constraints): Adjust.
572 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
574 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
576 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
577 default_elf_asm_output_external.
579 2019-06-04 Martin Liska <mliska@suse.cz>
581 * ipa-icf.c (INCLUDE_LIST): Remove.
582 (sem_item_optimizer::execute): Remove call to init_wpa.
583 * ipa-icf.h (init_wpa): Remove.
585 2019-06-04 Jakub Jelinek <jakub@redhat.com>
587 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
588 conditional on combined for simd.
589 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
591 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
592 constructs, don't remove lastprivate_conditional_map, but instead set
593 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
594 to parent construct temporaries.
595 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
596 like !ctx->lastprivate_conditional_map.
597 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
598 use up->outer context instead of up.
599 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
600 gimple_omp_for_combined_p.
601 (expand_omp_for_static_nochunk): Likewise.
602 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
603 probably moved over into expand_omp_for_generic rather than being copied
606 2019-06-04 Martin Liska <mliska@suse.cz>
608 * value-prof.c (dump_histogram_value): Fix typo.
609 (gimple_mod_subtract_transform): Likewise.
611 2019-06-04 Richard Biener <rguenther@suse.de>
614 * tree-chrec.c (chrec_contains_symbols): Add to visited.
615 (tree_contains_chrecs): Likewise.
616 (chrec_contains_symbols_defined_in_loop): Move here and avoid
617 exponential behaivor from ...
618 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
620 (expression_expensive_p): Avoid exponential behavior and compute
621 expanded size, rejecting any expansion.
622 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
623 (idx_contains_abnormal_ssa_name_p): Likewise.
624 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
625 (contains_abnormal_ssa_name_p): Simplify and use
626 walk_tree_without_duplicates.
628 2019-06-04 Richard Biener <rguenther@suse.de>
630 PR tree-optimization/90738
632 2019-06-03 Richard Biener <rguenther@suse.de>
634 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
635 full reference tree and record in ref->ref.
636 (vn_reference_lookup_3): Pass in original ref to
637 ao_ref_init_from_vn_reference.
638 (vn_reference_lookup): Likewise.
639 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
640 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
641 Handle non-decl bases in the original reference.
643 2019-06-04 Martin Liska <mliska@suse.cz>
645 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
646 number of references.
647 (sem_item_optimizer::do_congruence_step):
648 (sem_item_optimizer::worklist_push): Dump how references
650 (sem_item_optimizer::worklist_pop): Use heap.
651 (sem_item_optimizer::process_cong_reduction): Likewise.
652 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
654 2019-06-04 Martin Liska <mliska@suse.cz>
656 * ipa-icf.h (struct sem_usage_pair_hash): New.
657 (sem_usage_pair_hash::hash): Likewise.
658 (sem_usage_pair_hash::equal): Likewise.
659 (struct sem_usage_hash): Likewise.
660 * ipa-icf.c (sem_item::sem_item): Initialize
662 (sem_item::add_reference): Register a reference
663 in ref_map and not in target->usages.
664 (sem_item::setup): Remove initialization of
666 (sem_item::~sem_item): Remove usage of dead vectors.
667 (sem_item::dump): Remove dump of references.
668 (sem_item_optimizer::sem_item_optimizer): Initialize
670 (sem_item_optimizer::read_section): Remove useless
672 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
673 (sem_item_optimizer::build_graph): Pass m_references
675 (sem_item_optimizer::verify_classes): Remove usage of dead
677 (sem_item_optimizer::traverse_congruence_split): Return true
678 when a class is split.
679 (sem_item_optimizer::do_congruence_step_for_index): Use
680 hash_map for look up of (sem_item *, index). That brings
681 significant speed up.
682 (sem_item_optimizer::do_congruence_step): Return true
683 when a split is done.
684 (congruence_class::is_class_used): Use referenced_by_count.
686 2019-06-04 Alan Modra <amodra@gmail.com>
689 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
692 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
694 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
695 * config/rs6000/rs6000.c (direct_move_p): Adjust.
696 (rs6000_secondary_reload_simple_move): Adjust.
697 (rs6000_opt_masks): Neuter the "mfpgpr" option.
698 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
699 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
702 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
703 (floatunssi<mode>2_lfiwzx): Adjust.
704 (fix_trunc<mode>si2_stfiwx): Adjust.
705 (fixuns_trunc<mode>si2_stfiwx): Adjust.
706 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
707 (mfpgpr): Mark as deprecated.
708 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
709 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
710 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
712 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
714 * config/rs6000/constraints.md (define_register_constraint "wg"):
716 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
717 RS6000_CONSTRAINT_wg.
718 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
719 (rs6000_init_hard_regno_mode_ok): Adjust.
720 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
721 Delete "wg" alternatives.
722 * doc/md.texi (Machine Constraints): Adjust.
724 2019-06-03 Alan Modra <amodra@gmail.com>
726 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
727 (get_uncond_jump_length): Assert length less than INT_MAX and
730 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
733 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
735 (expand_builtin_nonlocal_goto): Likewise.
737 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
739 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
740 (aarch64_asm_output_external): Declare.
741 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
742 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
743 (aarch64_asm_output_alias): New.
744 (aarch64_asm_output_external): New.
745 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
746 (ASM_OUTPUT_EXTERNAL): Define.
748 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
749 * tree-vrp.h (value_range_base::nonzero_p): New.
750 (value_range_base::set_nonnull): Rename to...
751 (value_range_base::set_nonzero): ...this.
752 (value_range_base::set_null): Rename to...
753 (value_range_base::set_zero): ...this.
754 (value_range::set_nonnull): Remove.
755 (value_range::set_null): Remove.
756 * tree-vrp.c (range_is_null): Remove.
757 (range_is_nonnull): Remove.
758 (extract_range_from_binary_expr): Use value_range_base::*zero_p
759 instead of range_is_*null.
760 (extract_range_from_unary_expr): Same.
761 (value_range_base::set_nonnull): Rename to...
762 (value_range_base::set_nonzero): ...this.
763 (value_range::set_nonnull): Remove.
764 (value_range_base::set_null): Rename to...
765 (value_range_base::set_zero): ...this.
766 (value_range::set_null): Remove.
767 (extract_range_from_binary_expr): Rename set_*null uses to
769 (extract_range_from_unary_expr): Same.
770 (union_helper): Same.
771 * vr-values.c (get_value_range): Use set_*zero instead of
773 (vr_values::extract_range_from_binary_expr): Same.
774 (vr_values::extract_range_basic): Same.
776 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
779 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
781 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
783 * config/aarch64/iterators.md (MAX_OPP): New code attr.
784 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
785 (aarch64_<su>abd<mode>_3): ... This.
786 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
788 2019-06-03 Richard Biener <rguenther@suse.de>
790 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
791 full reference tree and record in ref->ref.
792 (vn_reference_lookup_3): Pass in original ref to
793 ao_ref_init_from_vn_reference.
794 (vn_reference_lookup): Likewise.
795 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
796 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
797 Handle non-decl bases in the original reference.
799 2019-06-03 Martin Liska <mliska@suse.cz>
801 * doc/generic.texi: Remove Java Trees.
803 2019-06-03 Martin Liska <mliska@suse.cz>
805 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
806 returns 0 when operands are equal.
808 2019-06-03 Richard Biener <rguenther@suse.de>
810 PR tree-optimization/90716
811 * tree-loop-distribution.c (destroy_loop): Process blocks in
814 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
817 * vector-builder.h (vector_builder::count_dups): New method.
818 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
820 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
821 (vec_init<mode><Vel>): New pattern.
822 * config/aarch64/aarch64.c (emit_insr): New function.
823 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
824 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
825 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
826 (aarch64_sve_expand_vector_init): Define two overloaded functions.
828 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
830 PR tree-optimization/90681
831 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
832 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
833 special case for SLP, but fail on non-groupped loads.
835 2019-06-03 Martin Liska <mliska@suse.cz>
837 * cfg.c (debug): Use TDF_DETAILS for debug and
838 print edge info only once.
840 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
843 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
845 2019-06-01 Martin Sebor <msebor@redhat.com>
848 * tree-pretty-print.c (dump_generic_node): Add parentheses.
850 2019-05-31 Jan Hubicka <jh@suse.cz>
852 * alias.c: Include ipa-utils.h.
853 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
854 * ipa-devirt.c (prevailing_odr_type): New.
855 * ipa-utils.h (previaling_odr_type): Declare.
857 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
858 Hongtao Liu <hongtao.liu@intel.com>
861 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
862 NOTE_INSN_DELETED_LABEL check.
864 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
865 Robert Suchanek <robert.suchanek@mips.com>
867 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
868 and 3rd operands of the fmadd/fmsub/maddv builtin.
870 2019-05-31 Jakub Jelinek <jakub@redhat.com>
872 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
873 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
874 on OMP_SIMD if not nested inside of worksharing loop that also has
875 lastprivate conditional clause for the same decl.
876 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
877 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
879 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
881 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
883 (lower_lastprivate_clauses): Likewise.
884 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
885 calling lower_rec_input_clauses.
886 (lower_omp_for): Likewise.
887 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
888 clause on simd construct.
889 * omp-expand.c (expand_omp_simd): Initialize cond_var if
890 OMP_CLAUSE__CONDTEMP_ clause is present.
892 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
895 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
898 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
899 TEX_D32, TEX_D64 or TEX_D128.
901 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
903 * match.pd (~(vec?cst1:cst2)): New transformation.
905 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
907 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
908 ((size_t)(A /[ex] B) CMP C): New transformation.
910 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
912 * doc/md.texi: Document define_insn_and_rewrite.
913 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
914 * gensupport.c (queue_elem): Update comment.
915 (replace_operands_with_dups): New function.
916 (gen_rewrite_sequence): Likewise.
917 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
918 * read-rtl.c (apply_subst_iterator): Likewise.
919 (add_condition_to_rtx, named_rtx_p): Likewise.
920 (rtx_reader::read_rtx_operand): Likewise.
921 * config/aarch64/aarch64-sve.md
922 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
923 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
924 define_insn_and_rewrite.
925 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
926 Remove separate define_split.
928 2019-05-31 Jan Hubicka <jh@suse.cz>
930 * tree-ssa-alias.c (type_has_components_p): New function.
931 (aliasing_component_refs_p): Use it.
933 2019-05-31 Martin Liska <mliska@suse.cz>
935 * gdbhooks.py: Add const_tree to TreePrinter.
937 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
940 * common.opt (feliminate-unused-debug-symbols): Enable by default.
941 * doc/invoke.texi (Debugging Options): Document new default of
942 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
944 2019-05-31 Jakub Jelinek <jakub@redhat.com>
946 PR tree-optimization/90671
947 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
948 template_block used to be empty on the first call, don't use
949 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
950 seq with bb_seq and set it with set_bb_seq.
952 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
954 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
956 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
957 Michael Meissner <meissner@linux.ibm.com>
959 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
960 (prefixed_mem_operand): Likewise.
961 (non_prefixed_mem_operand): Likewise.
962 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
964 * config/rs6000/rs6000.c (print_operand_address): Handle
965 PC-relative addresses.
966 (mode_supports_prefixed_address_p): New function.
967 (rs6000_prefixed_address): New function.
968 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
969 (SYMBOL_REF_PCREL_P): Likewise.
971 2019-05-30 Jakub Jelinek <jakub@redhat.com>
973 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
974 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
975 (gimplify_omp_for): If worksharing loop with lastprivate conditional
976 is nested inside of parallel region, add _condtemp_ clause to both.
977 * tree-nested.c (convert_nonlocal_omp_clauses,
978 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
980 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
982 * omp-general.c (omp_extract_for_data): Compute it.
983 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
984 (lower_rec_input_clauses): Likewise.
985 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
986 clause is already present, just add one further one after it.
987 (lower_lastprivate_clauses): Handle cond_ptr with array type.
988 (lower_send_shared_vars): Clear _condtemp_ vars.
989 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
990 or section or taskgroup.
991 * omp-expand.c (determine_parallel_type): Disallow combining only if
992 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
993 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
994 (expand_omp_for_generic, expand_omp_for_static_nochunk,
995 expand_omp_for_static_chunk, expand_omp_for): Use
996 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
997 determine if a special set of API routines are needed and if condtemp
998 needs to be initialized, while always initialize cond_var if
999 fd->lastprivate_conditional is non-zero.
1001 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1002 Michael Meissner <meissner@linux.ibm.com>
1004 * config/rs6000/constraints.md (eI): New constraint.
1005 * config/rs6000/predicates.md (cint34_operand): New predicate.
1006 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
1007 (SIGNED_34BIT_OFFSET_P): Likewise.
1008 * doc/md.texi (eI): Document constraint.
1010 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
1012 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
1014 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1015 Michael Meissner <meissner@linux.ibm.com>
1017 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
1018 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
1019 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
1020 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
1021 (OTHER_FUTURE_MASKS): Likewise.
1022 (POWERPC_MASKS): Likewise.
1023 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
1024 specified without -mprefixed-addr or -mcpu=future. Error if
1025 -mprefixed-addr is specified without -mcpu=future.
1026 (rs6000_opt_masks): Add entry for prefixed-addr.
1027 * rs6000.opt (mprefixed-addr): New option.
1029 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
1031 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
1032 cfun->is_thunk check.
1034 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1036 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
1039 2019-05-30 Martin Liska <mliska@suse.cz>
1041 * gdbinit.in: Fix 'ptc' command. Add trt
1042 that prints TREE_TYPE($).
1044 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
1045 Alan Modra <amodra@gmail.com>
1047 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
1049 (rs6000_indirect_call_template_1): ...and here.
1050 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
1051 plt16_ha, plt16_lo, mtctr indirect calls. Use
1053 (rs6000_decl_ok_for_sibcall): New function.
1054 (rs6000_function_ok_for_sibcall): Refactor.
1055 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
1056 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
1057 when pcrel. Reorganize.
1058 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
1059 * rs6000.h (rs6000_pltseq_enum): New enum.
1060 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
1061 (*pltseq_tocsave): Use rs6000_pltseq_enum.
1062 (*pltseq_plt16_ha): Likewise.
1063 (*pltseq_plt16_lo): Likewise.
1064 (*pltseq_mtctr): Likewise.
1065 (*pltseq_plt_pcrel): New insn.
1066 (*call_local_aix): Handle @notoc calls.
1067 (*call_value_local_aix): Likewise.
1068 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
1069 (*call_value_nonlocal_aix): Likewise.
1070 (*call_indirect_pcrel): New insn.
1071 (*call_value_indirect_pcrel): Likewise.
1074 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
1076 * config/i386/sse.md (*save_multiple<mode>): Rename from
1077 save_multiple<mode>.
1078 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
1079 (*restore_multiple_and_return<mode>): Rename from
1080 restore_multiple_and_return<mode>.
1081 (*restore_multiple_leave_return<mode>): Rename from
1082 restore_multiple_leave_return<mode>.
1084 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
1086 * config.gcc (rx-*-linux*): New target.
1087 * config/rx/elf.opt: New file.
1088 * config/rx/linux.h: Likewise.
1089 * config/rx/t-linux: Likewise.
1090 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
1092 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
1093 (ASM_APP_OFF): Likewise.
1094 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
1097 2019-05-29 Jan Hubicka <jh@suse.cz>
1099 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
1100 variants are pointer equivalent.
1102 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1104 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
1105 * config/aarch64/aarch64-sve2.md: New file.
1106 (<u>avg<mode>3_floor): New pattern.
1107 (<u>avg<mode>3_ceil): Likewise.
1108 (*<sur>h<addsub><mode>): Likewise.
1109 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
1110 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
1112 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1115 * optc-save-gen.awk: In cl_optimization_print, use correct condition
1116 for var_opt_string printing. In cl_optimization_print_diff, print
1117 (null) instead of invoking undefined behavior if one of the
1118 var_opt_string pointers is NULL and use && instead of first || in the
1119 guarding condition. For var_target_other options, handle const char *
1120 target variables similarly to const char * optimize node variables.
1122 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
1124 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
1125 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
1126 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
1127 Add autib1716 and pacib1716 initialisation.
1128 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
1129 for autib1716 and pacib1716.
1130 * config/aarch64/aarch64-protos.h (aarch64_key_type,
1131 aarch64_post_cfi_startproc): Define.
1132 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
1133 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
1134 aarch64_handle_pac_ret_protection): Set default sign key to A.
1135 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
1136 aarch64_expand_prologue): Add check for b-key.
1137 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
1138 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
1139 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
1140 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
1141 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
1142 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
1143 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1144 * config/aarch64/aarch64.md (do_return): Add check for b-key.
1145 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
1146 pauth_hint_num_a with pauth_hint_num.
1147 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
1148 pauth_hint_num_a with pauth_hint_num.
1149 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
1150 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
1151 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1152 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
1153 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
1154 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
1155 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
1156 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1157 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
1158 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
1159 UNSPEC_AUTIA1716 respectively.
1160 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
1161 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
1162 * doc/invoke.texi (-mbranch-protection): Add b-key type.
1163 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
1164 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
1166 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1168 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
1169 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
1170 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
1171 explicit clause on combined parallel into implicit shared clause.
1172 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
1173 and firstprivate if the decl has one too from combined parallel to
1174 the worksharing construct.
1176 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1177 Michael Meissner <meissner@linux.ibm.com>
1179 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
1181 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
1183 * rtl.h (LABEL_REF_P): New #define.
1185 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
1187 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
1189 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1191 * internal-fn.c: Marked mask_load_direct as vectorizable.
1192 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
1193 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
1194 combined even if masks different with allow_slp_p param.
1195 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
1196 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
1197 dissolve SLP-only vectorizable groups when SLP has been discarded.
1198 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
1199 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
1201 (vect_build_slp_tree_1): Fixed comment typo.
1202 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
1203 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
1205 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
1207 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
1209 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1211 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
1212 Remove obsolete use_thunk reference.
1213 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1214 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1215 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1216 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1217 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1218 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1219 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1220 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1221 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1223 2019-05-28 Nathan Sidwell <nathan@acm.org>
1225 * tree.h (IDENTIFIER_ANON_P): New.
1226 (anon_aggrname_format, anon_aggname_p): Don't declare.
1227 (make_anon_name): Declare.
1228 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
1229 (hash_tree): Likewise.
1230 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
1231 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
1232 (anon_cnt, make_anon_name): New.
1234 2019-05-28 Martin Liska <mliska@suse.cz>
1237 * opts-global.c (decode_options): Print help for all
1238 help_option_arguments.
1239 * opts.c (print_help): Add new argument.
1240 (common_handle_option): Remember all values into
1241 help_option_arguments.
1242 * opts.h (print_help): Add new argument.
1244 2019-05-28 Martin Liska <mliska@suse.cz>
1247 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1248 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1249 (func_checker::compare_bb): Call compare_loops.
1251 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1253 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1254 on sections construct.
1255 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1257 (lower_omp_sections): Handle lastprivate conditional.
1258 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1259 lastprivate_conditional_map.
1260 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1262 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1263 critical, taskgroup and section regions when looking for a region
1264 with non-NULL lastprivate_conditional_map.
1266 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1268 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1269 (*ix86_gen_sub3): Ditto.
1270 (*ix86_gen_sub3_carry): Ditto.
1271 (*ix86_gen_one_cmpl2): Ditto.
1272 (*ix86_gen_andsp): Ditto.
1273 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1274 (gen_and2_insn): New static function.
1275 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1276 Use gen_add3_insn instead of ix86_gen_add3.
1277 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1278 instead of ix86_gen_add3.
1279 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1280 Use gen_sub3_insn instead of ix86_gen_sub3.
1281 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1282 instead of ix86_gen_add3.
1283 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1284 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1285 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1286 * config/i386/i386-options.c (ix86_option_override_internal):
1287 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1288 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1290 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1292 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1293 and DW_OP_GNU_const_index opcodes.
1295 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1297 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1299 2019-05-27 Richard Biener <rguenther@suse.de>
1301 PR tree-optimization/90637
1302 * tree-ssa-sink.c (statement_sink_location): Honor the
1303 computed sink location for single-uses.
1305 2019-05-27 Richard Biener <rguenther@suse.de>
1308 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1311 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1313 * config/i386/i386.md (@sub<mode>3_carry): Rename
1314 from sub<mode>3_carry.
1315 (@leave_<mode>): New expander.
1316 (*leave): Rename from leave.
1317 (*leave_rex64): Rename from leave_rex64.
1318 (@monitorx_<mode>): Rename from monitorx_<mode>.
1319 (@clzero_<mode>): Rename from clzero_<mode>.
1320 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1321 from sse3_monitor_<mode>.
1322 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1323 (*ix86_gen_leave): Ditto.
1324 (*ix86_gen_monitor): Ditto.
1325 (*ix86_gen_monitorx): Ditto.
1326 (*ix86_gen_clzero): Ditto.
1327 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1328 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1329 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1330 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1331 Use gen_sse3_monitor instead of ix86_gen_monitor.
1332 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1333 instead of ix86_gen_monitorx.
1334 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1335 instead of ix86_gen_clzero.
1336 * config/i386/i386-options.c (ix86_option_override_internal):
1337 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1338 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1340 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1342 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1343 Rename from tls_global_dynamic_64_<mode>.
1344 (@tls_local_dynamic_base_64_<mode>): Rename from
1345 tls_local_dynamic_base_64_<mode>.
1346 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1347 Remove indirect function.
1348 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1349 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1350 instead of ix86_gen_tls_global_dynamic_64.
1351 Use gen_tls_local_dynamic_base_64 instead of
1352 ix86_gen_tls_local_dynamic_base_64.
1353 * config/i386/i386-options.c (ix86_option_override_internal):
1354 Do not initialize ix86_gen_tls_global_dynamic_64 and
1355 ix86_gen_tls_local_dynamic_base_64.
1357 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1359 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1360 Rename from pro_epilogue_adjust_stack_<mode>_add.
1361 (@pro_epilogue_adjust_stack_sub_<mode>)
1362 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1363 (@allocate_stack_worker_probe_<mode>):
1364 Rename from allocate_stack_worker_probe_<mode>.
1365 (allocate_stack): Use gen_allocate_stack_worker_probe.
1366 (probe_stack): Use gen_probe_stack_1.
1367 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1368 (@adjust_stack_and_probe_<mode>): Rename from
1369 adjust_stack_and_probe<mode>.
1370 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1371 (stack_protect_set): Use gen_stack_protect_set_1.
1372 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1373 (stack_protect_test): Use gen_stack_protect_test_1.
1374 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1375 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1376 Remove indirect function.
1377 (*ix86_gen_adjust_stack_and_probe): Ditto.
1378 (*ix86_gen_probe_stack_range): Ditto.
1379 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1380 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1381 (ix86_adjust_stack_and_probe_stack_clash): Use
1382 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1383 (ix86_adjust_stack_and_probe): Ditto.
1384 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1385 of ix86_gen_probe_stack_range.
1386 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1387 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1388 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1389 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1390 CODE_FOR_stack_protect_test_{si,di}.
1391 * config/i386/i386-options.c (ix86_option_override_internal):
1392 Do not initialize ix86_gen_allocate_stack_worker,
1393 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1395 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1397 * doc/invoke.texi (Link Options): Many editorial changes around
1400 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1402 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1403 pre-Solaris 11 referene and most Studio compiler details.
1405 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1408 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1409 DImode to SImode in floating-point registers on 64-bit target.
1410 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1411 register_operand in xmpyu patterns.
1413 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1415 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1416 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1417 OMP_CLAUSE__REDUCTEMP_.
1418 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1419 OMP_CLAUSE__CONDTEMP_.
1420 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1421 * tree-pretty-print.c (dump_omp_clause): Likewise.
1422 * tree-nested.c (convert_nonlocal_omp_clauses,
1423 convert_local_omp_clauses): Likewise.
1424 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1425 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1426 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1428 (gimplify_omp_for): Warn and disable conditional modifier from
1429 lastprivate on loop iterators.
1430 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1432 * omp-general.c (omp_extract_for_data): Initialize it.
1433 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1435 (delete_omp_context): Delete it.
1436 (lower_lastprivate_conditional_clauses): New function.
1437 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1438 handle lastprivate conditional clauses.
1439 (lower_reduction_clauses): Add CLIST argument, emit it into
1440 the critical section if any.
1441 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1442 lower_reduction_clauses callers.
1443 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1444 to lower_lastprivate_clauses.
1445 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1446 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1447 clist into a critical section if not emitted there already by
1448 lower_reduction_clauses.
1449 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1451 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1452 conditional variables.
1453 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1455 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1456 expand_omp_for_static_chunk): Handle lastprivate conditional.
1457 (expand_omp_for): Handle fd.lastprivate_conditional like
1460 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1462 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1463 kernel does not exit cleanly.
1464 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1466 2019-05-24 Jason Merrill <jason@redhat.com>
1469 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1471 2019-05-24 Richard Biener <rguenther@suse.de>
1474 * tree-loop-distribution.c (struct partition): Add location
1476 (partition_alloc): Initialize all fields.
1477 (generate_memset_builtin): Use the location recorded in the
1478 partition for the generated call.
1479 (generate_memcpy_builtin): Likewise.
1480 (classify_partition): Record the location of a single store
1481 as location for the partition.
1483 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1485 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1488 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1491 * common/config/aarch64/aarch64-common.c
1492 (aarch64_rewrite_selected_cpu): Change local temporary variable
1493 type from unsigned long to uint64_t.
1494 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1495 aarch64_get_extension_string_for_isa_flags): Change declaration to
1496 match new definition by replacing unsigned long with uint64_t.
1498 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1501 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1502 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1503 Handle stack_protect_test_<mode> codegen similarly to corresponding
1506 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1508 * config/i386/darwin.h: Reject -mfentry*.
1509 * doc/sourcebuild.texi: Document mfentry target support.
1511 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1513 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1514 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1515 false for PC-relative functions.
1516 (rs6000_output_function_prologue): Change called function name to
1517 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1518 name,1" for PC-relative functions.
1519 (rs6000_elf_declare_function_name): Change called function name to
1520 rs6000_global_entry_point_prologue_needed_p.
1522 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1525 * config/i386/i386.c (gen_rtx_cost):
1526 Use ix86_tune_cost instead of ix86_cost.
1528 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1529 Michael Meissner <meissner@linux.ibm.com>
1530 Segher Boessenkool <segher@kernel.crashing.org>
1532 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1534 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1535 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1536 (rs6000_fndecl_pcrel_p): Likewise.
1537 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1538 error if -mpcrel is requested without -mcpu=future.
1539 (rs6000_opt_masks): Add entry for pcrel.
1540 (rs6000_fndecl_pcrel_p): New function.
1541 (rs6000_pcrel_p): Likewise.
1542 * config/rs6000/rs6000.opt (mpcrel): New option.
1543 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1545 2019-05-23 Jan Hubicka <jh@suse.cz>
1546 Martin Liska <mliska@suse.cz>
1548 PR tree-optimization/90576
1549 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1551 (aliasing_component_refs_p): Fix three way size compare conditional;
1552 give up earlier in case we can not decide on equivalence.
1554 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1555 Michael Meissner <meissner@linux.ibm.com>
1556 Segher Boessenkool <segher@kernel.crashing.org>
1558 * config.gcc: Add future cpu.
1559 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1560 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1562 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1563 (RS6000_CPU): New instantiation for future cpu.
1564 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1566 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1567 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1568 * config/rs6000/rs6000-tables.opt: Regenerate.
1569 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1570 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1571 (rs6000_machine_from_flags): Handle future cpu.
1572 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1573 PROCESSOR_POWER9 for now.
1574 (rs6000_adjust_cost): Likewise.
1575 (rs6000_issue_rate): Likewise.
1576 (rs6000_register_move_cost): Likewise.
1577 (rs6000_opt_masks): Add entry for future.
1578 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1579 (MASK_FUTURE): New #define.
1580 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1581 * config/rs6000/rs6000.opt (mfuture): New target option.
1582 * doc/invoke.texi (mcpu): Add future cpu.
1584 2019-05-23 Martin Liska <mliska@suse.cz>
1587 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1588 operation points to a temporary (pointed via tree_to_wide_ref)
1589 that is out of scope after the &.
1591 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1594 * doc/extend.texi (Function Names): Add missing word.
1596 2019-05-23 Richard Biener <rguenther@suse.de>
1598 PR tree-optimization/88440
1599 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1601 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1603 (generate_memcpy_builtin): Likewise.
1604 (distribute_loop): Pass in whether to only distribute patterns.
1605 (prepare_perfect_loop_nest): Also allow size optimization.
1606 (pass_loop_distribution::execute): When optimizing a loop
1607 nest for size allow pattern replacement.
1609 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1612 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1615 2019-05-23 Martin Liska <mliska@suse.cz>
1618 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1619 expression similarly to gimplify_decl_expr.
1621 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1623 * cse.c (cse_dump_path): s/dump_file/f.
1625 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1628 * diagnostic-format-json.cc: Include "selftest.h".
1629 (json_from_expanded_location): Only add "file" key for non-NULL
1631 (json_from_location_range): Don't add "start" and "finish"
1632 children if they are UNKNOWN_LOCATION.
1633 (selftest::test_unknown_location): New selftest.
1634 (selftest::test_bad_endpoints): New selftest.
1635 (selftest::diagnostic_format_json_cc_tests): New function.
1636 * json.cc (json::object::get): New function.
1637 (selftest::test_object_get): New selftest.
1638 (selftest::json_cc_tests): Call it.
1639 * json.h (json::object::get): New decl.
1640 * selftest-run-tests.c (selftest::run_tests): Call
1641 selftest::diagnostic_format_json_cc_tests.
1642 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1645 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1646 Andrew Stubbs <amd@codesourcery.com>
1648 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1649 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1650 (kernel): Rename to...
1651 (main_kernel): ... this.
1652 (load_image): Load _init_array and _fini_array kernels.
1653 (run): Add argument for kernel to run.
1654 (main): Run init_array_kernel before main_kernel, and
1655 fini_array_kernel after.
1656 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1657 amdgpu_hsa_kernel attribute on functions.
1658 (gcn_disable_constructors): Delete.
1659 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1660 * config/gcn/crt0.c (size_t): Define.
1661 (_init_array, _fini_array): New.
1662 (__preinit_array_start, __preinit_array_end,
1663 __init_array_start, __init_array_end,
1664 __fini_array_start, __fini_array_end): Declare weak references.
1666 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1668 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1670 2019-05-22 Jason Merrill <jason@redhat.com>
1672 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1674 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1677 * config/i386/i386-options.c (ix86_init_machine_status): Set
1678 stack_frame_required to true.
1679 * config/i386/i386.c (ix86_get_frame_size): New function.
1680 (ix86_frame_pointer_required): Replace get_frame_size with
1681 ix86_get_frame_size.
1682 (ix86_compute_frame_layout): Likewise.
1683 (ix86_find_max_used_stack_alignment): Changed to void. Set
1684 stack_frame_required.
1685 (ix86_finalize_stack_frame_flags): Always call
1686 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1687 ix86_get_frame_size.
1688 * config/i386/i386.h (machine_function): Add stack_frame_required.
1690 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1692 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1694 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1696 * common/config/aarch64/aarch64-common.c
1697 (struct aarch64_option_extension, struct processor_name_to_arch,
1698 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1699 aarch64_contains_opt,
1700 aarch64_get_extension_string_for_isa_flags): Change type of
1701 variables storing flags to uint64_t.
1702 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1703 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1704 * config/aarch64/aarch64.c (struct processor,
1705 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1706 aarch64_validate_march, aarch64_override_options,
1707 aarch64_option_print, aarch64_handle_attr_isa_flags,
1708 aarch64_declare_function_name, aarch64_start_file): Make flag
1710 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1711 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1712 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1713 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1714 * config/aarch64/driver-aarch64.c
1715 (struct aarch64_arch_extension, struct aarch64_core_data,
1716 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1717 flag variables uint64_t.
1718 * doc/invoke.texi: Add documentation for new arguments.
1720 2019-05-22 Richard Biener <rguenther@suse.de>
1722 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1724 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1726 2019-05-22 Martin Liska <mliska@suse.cz>
1729 * doc/extend.texi: Document the change.
1731 2019-05-22 Richard Biener <rguenther@suse.de>
1733 PR tree-optimization/90450
1734 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1735 (mem_ref_hasher::equal): Check it.
1736 (mem_ref_alloc): Initialize it.
1737 (gather_mem_refs_stmt): Set it.
1739 2019-05-22 Richard Biener <rguenther@suse.de>
1741 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1743 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1746 2019-05-22 Alan Modra <amodra@gmail.com>
1748 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1749 (ASM_CPU_SPEC): Conditionally add -many.
1750 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1751 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1752 (rs6000_file_start): ..extracted from here, and modified to
1754 (rs6000_output_function_prologue): Emit .machine as necessary.
1755 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1757 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1758 added by check_vect_support_and_set_flags.
1759 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1760 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1762 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1765 * ira-lives.c (process_bb_node_lives): Consider defs
1766 for a call insn to be die before the call, not after.
1768 * function.c (assign_parm_setup_block): Raise alignment of
1769 stacked parameter only for STRICT_ALIGNMENT targets.
1771 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1773 * config/rs6000/constraints.md (define_register_constraint "wz"):
1775 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1776 RS6000_CONSTRAINT_wz.
1777 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1778 (rs6000_init_hard_regno_mode_ok): Adjust.
1779 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1780 * doc/md.texi (Machine Constraints): Adjust.
1782 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1784 * config/rs6000/constraints.md (define_register_constraint "wl"):
1786 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1787 RS6000_CONSTRAINT_wl.
1788 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1789 (rs6000_init_hard_regno_mode_ok): Adjust.
1790 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1791 * doc/md.texi (Machine Constraints): Adjust.
1793 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1795 * config/rs6000/constraints.md (define_register_constraint "wm"):
1797 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1798 RS6000_CONSTRAINT_wm.
1799 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1800 (rs6000_init_hard_regno_mode_ok): Adjust.
1801 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1802 * doc/md.texi (Machine Constraints): Adjust.
1804 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1806 * config/rs6000/constraints.md (define_register_constraint "wk"):
1808 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1809 RS6000_CONSTRAINT_wk.
1810 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1811 (rs6000_init_hard_regno_mode_ok): Adjust.
1812 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1813 * doc/md.texi (Machine Constraints): Adjust.
1815 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1817 * config/rs6000/constraints.md (define_register_constraint "wj"):
1819 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1820 RS6000_CONSTRAINT_wj.
1821 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1822 (rs6000_init_hard_regno_mode_ok): Adjust.
1823 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1825 * config/rs6000/vsx.md: Ditto.
1826 * doc/md.texi (Machine Constraints): Adjust.
1828 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1830 * config/rs6000/constraints.md (define_register_constraint "wh"):
1832 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1833 RS6000_CONSTRAINT_wh.
1834 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1835 (rs6000_init_hard_regno_mode_ok): Adjust.
1836 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1837 * doc/md.texi (Machine Constraints): Adjust.
1839 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1842 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1843 Avoid calling gen_lowpart with CONST operand.
1845 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1847 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1848 field template_last_to_copy.
1849 (ssa_create_duplicates): Set it, and use it. Attempt to
1850 preserve more debug stmts.
1852 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1854 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1855 (signbit<mode>2): New expander
1857 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1860 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1861 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1863 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1865 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1866 %ebx and %ecx bafore calling cpuid with leaf 1 or
1867 non-constant leaf argument.
1869 2019-05-21 Alan Modra <amodra@gmail.com>
1872 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1873 power9 direct move cost.
1874 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1875 Correct comments and rename functions to suit parameters.
1877 2019-05-21 Richard Biener <rguenther@suse.de>
1880 * fold-const.c (fold_read_from_vector): New function.
1881 * fold-const.h (fold_read_from_vector): Declare.
1882 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1883 single-element insert permutations. Canonicalize selector
1884 further and fix issue with last commit.
1886 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1888 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1889 parameter with default value false to declaration.
1890 (split_edges_for_insertion): New inline function. Wrapper for
1891 split_critical_edges with for_edge_insertion_p = true.
1892 * tree-cfg.c (split_critical_edges): Don't split non-critical
1893 edges if for_edge_insertion_p is false. Fix whitespace.
1894 * tree-ssa-pre.c (pass_pre::execute): Call
1895 split_edges_for_insertion instead of split_critical_edges.
1896 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1897 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1898 (pass_data_sink_code): Update function name in the comment.
1900 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1902 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1903 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1904 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1905 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1908 2019-05-21 Martin Liska <mliska@suse.cz>
1910 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1912 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1913 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1915 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1917 (rs6000_function_arg): Likewise.
1918 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1919 (rs6000_expand_ternop_builtin): Use interval syntax.
1920 (get_element_number): Likewise.
1921 (altivec_expand_builtin): Likewise.
1922 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1926 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1930 * function.h (struct function): Add calls_eh_return member.
1931 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1932 gimplifying __builtin_eh_return call.
1933 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1935 (expand_call_inline): Or in src_cfun->calls_eh_return into
1936 dst_cfun->calls_eh_return.
1937 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1938 cfun->calls_eh_return.
1939 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1940 * lto-streamer-out.c (output_struct_function_base): Write
1943 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1945 PR rtl-optimization/43147
1946 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1947 IX86_BUILTIN_SHUFPD.
1949 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1951 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1952 (refs_may_alias_p_1): ... here; update stats.
1953 (refs_may_alias_p): Do not update stats here.
1955 2019-05-20 Richard Biener <rguenther@suse.de>
1957 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1958 doesn't produce pointers.
1959 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1960 the first operand points to.
1962 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1964 * tree-ssa-alias.c (compare_sizes): New function.
1965 (sompare_type_sizes): New function
1966 (aliasing_component_refs_p): Use it.
1967 (indirect_ref_may_alias_decl_p): Likewise.
1969 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1971 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1973 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1975 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1976 (LIBLSAN_EARLY_SPEC): Likewise.
1977 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1979 2019-05-20 Martin Liska <mliska@suse.cz>
1981 * config/i386/i386.c (ix86_libc_has_fast_function):
1982 Add ATTRIBUTE_UNUSED for the argument.
1984 2019-05-20 Richard Biener <rguenther@suse.de>
1986 * gimple-match-head.c: Include vec-perm-indices.h.
1987 * generic-match-head.c: Likewise.
1988 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1990 * fold-const.c (fold_vec_perm): Export.
1991 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1992 (match.pd): ...here.
1994 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1996 * cfgloop.h (struct loop): Add simdlen member.
1997 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1998 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1999 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
2000 as new argument to autovectorize_vector_sizes target hook. If
2001 loop->simdlen, pick up vector size where the vectorization factor
2002 is equal to loop->simd, and if there is none, fall back to the first
2004 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
2006 * omp-low.c (omp_clause_aligned_alignment): Likewise.
2007 * omp-general.c (omp_max_vf): Likewise.
2008 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
2009 * tree-vect-slp.c (vect_slp_bb): Likewise.
2010 * target.def (autovectorize_vector_sizes): Add ALL argument and
2012 * doc/tm.texi: Adjust documentation.
2013 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
2014 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
2015 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
2017 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
2018 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
2019 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
2020 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
2021 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
2022 preferred vector size is not 512-bit or 256-bit, just put those
2023 unpreferred ones last.
2025 2019-05-20 Martin Liska <mliska@suse.cz>
2027 * targhooks.c (default_libc_has_fast_function): New function.
2028 * targhooks.h (default_libc_has_fast_function): Likewise.
2030 2019-05-20 Martin Liska <mliska@suse.cz>
2033 * builtins.c (expand_builtin_memory_copy_args): When having a
2034 target with fast mempcpy implementation do now use memcpy.
2035 * config/i386/i386.c (ix86_libc_has_fast_function): New.
2036 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
2037 * doc/tm.texi: Likewise.
2038 * doc/tm.texi.in: Likewise.
2040 * expr.c (emit_block_move_hints): Add 2 new arguments.
2041 * expr.h (emit_block_move_hints): Bail out when libcall
2042 to memcpy would be used.
2044 2019-05-20 Martin Liska <mliska@suse.cz>
2046 * profile-count.c: Add vertical spacing in order
2047 to separate functions.
2048 * profile-count.h: Likewise.
2050 2019-05-20 Martin Liska <mliska@suse.cz>
2052 * profile-count.h: Do not use full qualified
2054 * profile-count.c (profile_count::to_frequency): Likewise.
2056 2019-05-20 Martin Liska <mliska@suse.cz>
2058 * profile-count.h (enum profile_quality): Use capital letters
2059 for enum value names. Use the adjusted names.
2060 * profile-count.c: Use the adjusted names.
2062 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2064 * config/rs6000/constraints.md (define_register_constraint "wH"):
2066 (define_register_constraint "wI"): Delete.
2067 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2068 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
2069 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2070 (rs6000_init_hard_regno_mode_ok): Adjust.
2071 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
2072 resp. "d", or with "wa" as appropriate, all with "p8v".
2073 * config/rs6000/vsx.md: Ditto.
2074 * doc/md.texi (Machine Constraints): Adjust.
2076 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2078 * config/rs6000/constraints.md (define_register_constraint "wy"):
2080 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2081 RS6000_CONSTRAINT_wy.
2082 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2083 (rs6000_init_hard_regno_mode_ok): Adjust.
2084 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
2085 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
2086 (define_mode_attr Fisa): New.
2087 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
2088 * doc/md.texi (Machine Constraints): Adjust.
2090 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2092 * config/rs6000/constraints.md (define_register_constraint "wu"):
2094 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2095 RS6000_CONSTRAINT_wu.
2096 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2097 (rs6000_init_hard_regno_mode_ok): Adjust.
2098 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
2100 (define_mode_attr Fa): Delete.
2101 * config/rs6000/vsx.md: Ditto.
2102 * doc/md.texi (Machine Constraints): Adjust.
2104 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2106 * config/rs6000/constraints.md (define_register_constraint "wJ"):
2108 (define_register_constraint "wK"): Delete.
2109 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2110 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
2111 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2112 (rs6000_init_hard_regno_mode_ok): Adjust.
2113 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
2114 Replace "wK" constraint by "wH" with "p9v".
2115 * config/rs6000/vsx.md: Ditto.
2116 * doc/md.texi (Machine Constraints): Adjust.
2118 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2120 * config/rs6000/constraints.md (define_register_constraint "wb"):
2122 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2123 RS6000_CONSTRAINT_wb.
2124 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2125 (rs6000_init_hard_regno_mode_ok): Adjust.
2126 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
2127 * config/rs6000/vsx.md: Ditto.
2128 * doc/md.texi (Machine Constraints): Adjust.
2130 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2132 * config/rs6000/constraints.md (define_register_constraint "wo"):
2134 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2135 RS6000_CONSTRAINT_wo.
2136 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2137 (rs6000_init_hard_regno_mode_ok): Adjust.
2138 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
2139 * config/rs6000/altivec.md: Ditto.
2140 * doc/md.texi (Machine Constraints): Adjust.
2142 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2144 * config/darwin-c.c (darwin_register_objc_includes): Do not
2145 prepend the sysroot when building gnu-runtime header search
2148 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2150 * config/darwin.c (darwin_file_end): Use switch_to_section ()
2151 instead of direct output of the asm.
2153 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2155 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
2156 argument to be type bool (was int before).
2157 (rs6000_emit_epilogue): Simplify some code. Declare some variables
2158 at first use. Use type bool for some variables. Fix a theoretical
2159 eh_return bug for svr4.
2161 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2163 * config/rs6000/rs6000.md (isa): New attribute.
2164 (enabled): New attribute.
2166 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
2168 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
2169 assemble_start_function and assemble_end_function.
2171 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
2174 * omp-general.c (oacc_verify_routine_clauses): Change formal
2175 parameters. Add checking if already marked with an OpenACC
2176 'routine' directive. Adjust all users.
2179 * omp-general.c (oacc_build_routine_dims): Move some of its
2181 (oacc_verify_routine_clauses): ... this new function.
2182 * omp-general.h (oacc_verify_routine_clauses): New prototype.
2184 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2186 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
2187 formating of picbase labels to match other ports.
2189 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2191 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
2192 in the generated code.
2194 2019-05-16 Martin Sebor <msebor@redhat.com>
2196 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
2197 identifiers, keywords, operators, and types in diagnostics. Correct
2198 quoting, spelling, and sentence capitalization issues.
2199 (expand_builtin_atomic_is_lock_free): Same.
2200 (fold_builtin_next_arg): Same.
2201 * cfgexpand.c (expand_one_var): Same.
2202 (tree_conflicts_with_clobbers_p): Same.
2203 (expand_asm_stmt): Same.
2204 (verify_loop_structure): Same.
2205 * cgraphunit.c (process_function_and_variable_attributes): Same.
2206 * collect-utils.c (collect_execute): Same.
2207 * collect2.c (maybe_run_lto_and_relink): Same.
2208 (is_lto_object_file): Same.
2209 (scan_prog_file): Same.
2210 * convert.c (convert_to_real_1): Same.
2211 * dwarf2out.c (dwarf2out_begin_prologue): Same.
2212 * except.c (verify_eh_tree): Same.
2213 * gcc.c (execute): Same.
2214 (eval_spec_function): Same.
2215 (run_attempt): Same.
2216 (driver::set_up_specs): Same.
2217 (compare_debug_auxbase_opt_spec_function): Same.
2218 * gcov-tool.c (unlink_gcda_file): Same.
2221 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
2222 * gimplify.c (gimplify_asm_expr): Same.
2223 (gimplify_adjust_omp_clauses): Same.
2224 * hsa-gen.c (gen_hsa_addr_insns): Same.
2225 (gen_hsa_insns_for_load): Same.
2226 (gen_hsa_cmp_insn_from_gimple): Same.
2227 (gen_hsa_insns_for_operation_assignment): Same.
2228 (gen_get_level): Same.
2229 (gen_hsa_alloca): Same.
2230 (omp_simple_builtin::generate): Same.
2231 (gen_hsa_atomic_for_builtin): Same.
2232 (gen_hsa_insns_for_call): Same.
2233 * input.c (dump_location_info): Same.
2234 * ipa-devirt.c (compare_virtual_tables): Same.
2235 * ira.c (ira_setup_eliminable_regset): Same.
2236 * lra-assigns.c (lra_assign): Same.
2237 * lra-constraints.c (lra_constraints): Same.
2238 * lto-streamer-in.c (lto_input_mode_table): Same.
2239 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
2240 (merge_and_complain): Same.
2241 (compile_offload_image): Same.
2242 (compile_images_for_offload_targets): Same.
2243 (debug_objcopy): Same.
2246 * opts.c (print_specific_help): Same.
2247 (parse_no_sanitize_attribute): Same.
2249 (handle_param): Same.
2250 * plugin.c (add_new_plugin): Same.
2251 (parse_plugin_arg_opt): Same.
2252 (try_init_one_plugin): Same.
2253 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2254 operators, and types in diagnostics. Correct quoting and spelling
2256 * read-rtl-function.c (parse_edge_flag_token): Same.
2257 (function_reader::parse_enum_value): Same.
2258 * reg-stack.c (check_asm_stack_operands): Same.
2259 * regcprop.c (validate_value_data): Same.
2260 * sched-rgn.c (make_pass_sched_fusion): Same.
2261 * stmt.c (check_unique_operand_names): Same.
2262 * targhooks.c (default_target_option_pragma_parse): Same.
2263 * tlink.c (recompile_files): Same.
2264 * toplev.c (process_options): Same.
2266 * trans-mem.c (diagnose_tm_1): Same.
2267 (ipa_tm_scan_irr_block): Same.
2268 (ipa_tm_diagnose_transaction): Same.
2269 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2270 format a tree code name in a diagnostic.
2271 (verify_types_in_gimple_min_lval): Same.
2272 (verify_types_in_gimple_reference): Same.
2273 (verify_gimple_call): Same.
2274 (verify_gimple_assign_unary): Same.
2275 (verify_gimple_assign_binary): Same.
2276 (verify_gimple_assign_ternary): Same.
2277 (verify_gimple_assign_single): Same.
2278 (verify_gimple_switch): Same.
2279 (verify_gimple_label): Same.
2280 (verify_gimple_phi): Same.
2281 (verify_gimple_in_seq): Same.
2282 (verify_eh_throw_stmt_node): Same.
2283 (collect_subblocks): Same.
2284 (gimple_verify_flow_info): Same.
2285 (do_warn_unused_result): Same.
2286 * tree-inline.c (expand_call_inline): Same.
2287 * tree-into-ssa.c (update_ssa): Same.
2288 * tree.c (tree_int_cst_elt_check_failed): Same.
2289 (tree_vec_elt_check_failed): Same.
2290 (omp_clause_operand_check_failed): Same.
2291 (verify_type_variant): Same.
2292 (verify_type): Same.
2293 * value-prof.c (verify_histograms): Same.
2294 * varasm.c (assemble_start_function): Same.
2296 2019-05-16 Martin Sebor <msebor@redhat.com>
2298 * config/i386/i386-expand.c (get_element_number): Quote keywords
2299 and other internal names in diagnostics. Adjust other diagnostic
2300 formatting issues noted by -Wformat-diag.
2301 * config/i386/i386-features.c
2302 (ix86_mangle_function_version_assembler_name): Same.
2303 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2304 * config/i386/i386.c (ix86_function_type_abi): Same.
2305 (ix86_function_ms_hook_prologue): Same.
2306 (classify_argument): Same.
2307 (ix86_expand_prologue): Same.
2308 (ix86_md_asm_adjust): Same.
2309 (ix86_memmodel_check): Same.
2311 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2313 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2314 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2317 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2320 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2321 intrinsics without SSE/SSE2/SSSE3.
2322 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2324 (*mmx_uavgv8qi3): Likewise.
2326 2019-05-17 Richard Biener <rguenther@suse.de>
2328 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2329 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2331 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2333 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2334 vec_sldw insn pattern.
2336 2019-05-17 Richard Biener <rguenther@suse.de>
2338 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2340 2019-05-17 Martin Liska <mliska@suse.cz>
2343 * toplev.c (output_stack_usage): With LTO and sanitizer it
2344 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2345 has no file location.
2347 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2350 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2351 sz0 is equal to sz1, instead return false in that case.
2353 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2354 has non-constant expression, force sctx.lane and use two
2355 argument IFN_GOMP_SIMD_LANE instead of single argument.
2356 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2357 two argument IFN_GOMP_SIMD_LANE without lhs.
2358 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2360 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2362 (LOOP_REQUIRES_VERSIONING): Or in
2363 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2364 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2366 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2367 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2368 from simd if clause if needed.
2370 2019-05-16 Richard Biener <rguenther@suse.de>
2372 * tree-affine.c (expr_to_aff_combination): New function split
2374 (tree_to_aff_combination): ... here.
2375 (aff_combination_expand): Avoid building a GENERIC tree.
2377 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2379 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2380 assemble_start_function and assemble_end_function calls.
2381 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2382 assemble_start_function and assemble_end_function.
2383 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2384 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2385 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2386 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2387 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2388 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2389 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2390 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2391 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2392 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2393 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2394 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2396 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2397 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2398 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2399 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2400 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2401 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2402 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2403 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2404 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2405 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2406 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2407 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2408 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2409 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2411 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2412 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2413 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2415 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2417 * tree-ssa-alias.c (alias_stats): Add
2418 aliasing_component_refs_p_may_alias and
2419 aliasing_component_refs_p_no_alias.
2420 (dump_alias_stats): Print aliasing_component_refs_p stats.
2421 (aliasing_component_refs_p): Update stats.
2423 2019-05-16 Martin Liska <mliska@suse.cz>
2426 * multiple_target.c (expand_target_clones): Do not allow
2427 target_clones being used with a symbol that is an alias.
2429 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2431 PR tree-optimization/90394
2432 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2433 positives rather than ICE for cases where (code2 == NE_EXPR
2434 && code1 == BIT_AND_EXPR).
2436 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2439 * tree-core.h (struct tree_decl_common): Document
2440 decl_nonshareable_flag for PARM_DECLs.
2441 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2442 * calls.c (expand_call): Don't try tail call if caller
2443 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2444 passed on the stack and callee needs to pass any arguments on the
2446 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2447 else if instead of series of mutually exclusive ifs. Handle
2448 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2449 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2451 * lto-streamer.h (LTO_major_version): Bump to 9.
2453 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2455 PR tree-optimization/90106
2456 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2457 new parameter as new internal function call, also move it to new
2459 (use_internal_fn): Pass internal function call to
2460 shrink_wrap_one_built_in_call_with_conds.
2462 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2464 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2466 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2467 safelen_int and set loop->dont_vectorize.
2469 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2472 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2474 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2476 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2477 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2478 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2481 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2484 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2485 define_insn_and_split to support SSE emulation.
2486 (*vec_extractv2sf_0): Likewise.
2487 (*vec_extractv2sf_1): Likewise.
2488 (*vec_extractv2si_0): Likewise.
2489 (*vec_extractv2si_1): Likewise.
2490 (*vec_extractv2si_zext_mem): Likewise.
2491 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2492 (vec_extractv2sf_1 splitter): Likewise.
2493 (vec_extractv2sfsf): Likewise.
2494 (vec_setv2si): Likewise.
2495 (vec_extractv2si_1 splitter): Likewise.
2496 (vec_extractv2sisi): Likewise.
2497 (vec_setv4hi): Likewise.
2498 (vec_extractv4hihi): Likewise.
2499 (vec_setv8qi): Likewise.
2500 (vec_extractv8qiqi): Likewise.
2501 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2502 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2503 (vec_extractv2sisi): Likewise.
2504 (vec_extractv4hihi): Likewise.
2505 (vec_extractv8qiqi): Likewise.
2506 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2507 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2508 (vec_initv2sisi): Likewise.
2509 (vec_initv4hihi): Likewise.
2510 (vec_initv8qiqi): Likewise.
2511 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2512 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2513 (vec_setv4hi): Likewise.
2514 (vec_setv8qi): Likewise.
2516 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2519 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2520 TARGET_MMX_WITH_SSE.
2521 (MMXMODE:*mov<mode>_internal): Likewise.
2522 (MMXMODE:movmisalign<mode>): Likewise.
2524 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2527 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2528 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2529 (sse2_cvtpd2pi): Ditto.
2530 (sse2_cvttpd2pi): Ditto.
2531 (*vec_concatv2sf_sse4_1): Ditto.
2532 (*vec_concatv2sf_sse): Ditto.
2533 (*vec_concatv2si_sse4_1): Ditto.
2534 (*vec_concatv2si): Ditto.
2535 (*vec_concatv4si_0): Ditto.
2536 (*vec_concatv2di_0): Ditto.
2538 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2541 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2543 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2546 * config/i386/sse.md (ssse3_palignrdi): Changed to
2547 define_insn_and_split to support SSE emulation.
2549 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2552 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2554 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2557 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2558 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2561 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2564 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2565 or TARGET_MMX_WITH_SSE.
2566 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2568 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2571 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2573 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2576 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2577 Changed to define_insn_and_split to support SSE emulation.
2579 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2582 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2583 Changed to define_insn_and_split to support SSE emulation.
2585 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2588 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2589 (*mmx_<emms>): This.
2590 (mmx_<emms>): New expander.
2592 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2595 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2597 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2599 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2602 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2604 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2607 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2609 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2612 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2613 TARGET_MMX_WITH_SSE.
2614 (*mmx_uavgv4hi3): Add SSE emulation.
2616 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2619 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2620 and TARGET_MMX_WITH_SSE.
2621 (*mmx_uavgv8qi3): Add SSE emulation.
2623 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2626 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2627 maskmovdqu for __MMX_WITH_SSE__.
2629 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2632 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2633 TARGET_MMX and TARGET_MMX_WITH_SSE.
2634 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2636 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2639 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2640 define_insn_and_split to support SSE emulation.
2642 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2645 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2646 and TARGET_MMX_WITH_SSE.
2647 (mmx_<code>v8qi3): Likewise.
2648 (smaxmin:<code>v4hi3): New.
2649 (umaxmin:<code>v8qi3): Likewise.
2650 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2651 (umaxmin:*mmx_<code>v8qi3): Likewise.
2653 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2656 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2657 TARGET_MMX_WITH_SSE.
2658 (*mmx_pinsrw): Add SSE emulation.
2660 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2663 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2665 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2668 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2669 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2672 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2675 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2676 (sse_cvttps2pi): Likewise.
2678 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2681 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2682 TARGET_MMX_WITH_SSE.
2683 (mmx_pshufw_1): Add SSE emulation.
2684 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2685 TARGET_MMX_WITH_SSE to support SSE emulation.
2687 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2690 * config/i386/constraints.md (Yw): New constraint.
2691 * config/i386/mmx.md (*vec_dupv2si): Changed to
2692 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2693 support SSE emulation.
2695 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2698 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2699 TARGET_MMX_WITH_SSE.
2700 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2702 (mmx_gt<mode>3): Likewise.
2704 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2707 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2708 TARGET_MMX_WITH_SSE. Add SSE support.
2710 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2713 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2714 TARGET_MMX_WITH_SSE.
2715 (any_logic:<code><mode>3): New.
2716 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2719 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2722 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2723 TARGET_MMX_WITH_SSE. Add SSE emulation.
2724 (mmx_<shift_insn><mode>3): Likewise.
2726 (<shift_insn><mode>3): Likewise.
2728 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2731 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2732 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2734 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2737 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2738 TARGET_MMX_WITH_SSE.
2739 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2742 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2745 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2746 TARGET_MMX_WITH_SSE.
2748 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2751 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2754 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2755 (plusminus:mmx_<plusminus_insn><mode>3): Check
2756 TARGET_MMX_WITH_SSE.
2757 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2758 (<plusminus_insn><mode>3): New.
2759 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2760 (*mmx_<plusminus_insn><mode>3): Likewise.
2762 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2765 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2766 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2768 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2769 define_insn_and_split to support SSE emulation.
2770 (mmx_punpcklbw): Likewise.
2771 (mmx_punpckhwd): Likewise.
2772 (mmx_punpcklwd): Likewise.
2773 (mmx_punpckhdq): Likewise.
2774 (mmx_punpckldq): Likewise.
2776 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2777 Uros Bizjak <ubizjak@gmail.com>
2780 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2782 (ix86_split_mmx_pack): Likewise.
2783 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2785 (ix86_split_mmx_pack): Likewise.
2786 * config/i386/i386.md (mmx_isa): New.
2787 (enabled): Also check mmx_isa.
2788 * config/i386/mmx.md (any_s_truncate): New code iterator.
2789 (s_trunsuffix): New code attr.
2790 (mmx_packsswb): Removed.
2791 (mmx_packssdw): Likewise.
2792 (mmx_packuswb): Likewise.
2793 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2794 MMX packsswb/packuswb with SSE2.
2795 (mmx_packssdw): Likewise.
2796 * config/i386/predicates.md (register_mmxmem_operand): New.
2798 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2801 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2802 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2803 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2804 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2805 (ix86_vector_mode_supported_p): Likewise.
2806 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2808 2019-05-15 Martin Liska <mliska@suse.cz>
2811 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2814 2019-05-15 Richard Biener <rguenther@suse.de>
2816 * tree-into-ssa.c (pass_build_ssa::execute): Run
2817 update_address_taken before going into SSA.
2819 2019-05-15 Richard Biener <rguenther@suse.de>
2821 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2822 as __BIT_FIELD_REF with type with -gimple.
2824 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2826 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2827 semantically equivalent branches (left over after prior refactorings).
2829 2019-05-15 Richard Biener <rguenther@suse.de>
2831 PR tree-optimization/88828
2832 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2835 2019-05-14 Richard Biener <rguenther@suse.de>
2837 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2838 as __VIEW_CONVERT with -gimple.
2840 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2843 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2846 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2848 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2849 define_split to become a define_insn_and_split.
2851 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2853 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2855 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2856 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2857 (sibcall_epilogue): Adjust.
2860 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2862 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2863 to unsupported ones.
2864 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2865 * config.host: Likewise.
2866 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2867 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2868 __svr4__]: Remove "brand" fallback.
2869 [!KSTAT_DATA_STRING]: Remove.
2870 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2872 (comdat_group): Likewise.
2873 (set_have_as_tls): Likewise.
2874 (gcc_cv_target_dl_iterate_phdr): Likewise.
2875 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2876 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2877 * configure: Regenerate.
2878 * doc/install.texi: Simplify Solaris target triplets.
2879 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2880 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2881 Remove Solaris 10 references.
2882 Remove obsolete Solaris bug reference.
2883 (Specific, sparc-sun-solaris2.10): Remove.
2885 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2887 * config/i386/i386.md (any_div): New code iterator.
2888 (paired_mod): New code attribute.
2889 (sgnprefix): Handle DIV and UDIV RTXes.
2891 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2892 and udivmod<mode>4 patterns using any_div code iterator.
2893 (divmod splitters): Macroize splitters using any_div code iterator.
2894 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2895 (*udivmodsi4_pow2_zext_2): Ditto.
2896 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2897 and *udivmod<mode>4_noext patterns using any_div code iterator.
2898 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2899 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2900 patterns using any_div code iterator.
2901 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2902 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2903 patterns using any_div code iterator.
2904 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2905 udivmodhiqi3 patterns using any_extend code iterator.
2907 2019-05-14 Richard Biener <rguenther@suse.de>
2908 H.J. Lu <hongjiu.lu@intel.com>
2910 PR tree-optimization/88828
2911 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2912 permuting in a single non-constant element not extracted
2915 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2917 * internal-fn.def (SIGNBIT): New.
2918 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2920 (signbitv4sf2): Likewise.
2922 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2925 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2926 next insn when the SRC reg is dead.
2928 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2930 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2931 (alloc_cand_and_find_basis): Ditto.
2932 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2933 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2934 (create_add_imm_cand, slsr_process_cast): Ditto.
2935 (slsr_process_copy, replace_mult_candidate): Ditto.
2936 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2937 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2938 (pass_strength_reduction::execute): Init the first NULL element.
2940 2019-05-13 Nathan Sidwell <nathan@acm.org>
2942 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2943 (run_attempt): Reformat line break.
2945 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2948 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2949 data registers in sibcall epilogues.
2950 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2952 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2955 * configure.ac (--enable-frame-pointer):
2956 Disable by default for cygwin and mingw.
2957 * configure: Regenerate.
2959 2019-05-13 Nathan Sidwell <nathan@acm.org>
2961 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2963 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2964 (gen_member_die): Move abstract origin check earlier. Only VARs
2965 can be static_inline_p. Simplify splicing control flow.
2967 2019-05-13 Richard Biener <rguenther@suse.de>
2969 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2971 (vect_build_slp_tree_1): Likewise.
2973 2019-05-13 Richard Biener <rguenther@suse.de>
2975 PR tree-optimization/90402
2976 * tree-if-conv.c (tree_if_conversion): Value number only
2977 the loop body by making the latch an exit of the region
2979 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2981 (do_rpo_vn): Deal with multiple edges into the entry block
2982 that are not backedges inside the region by skipping PHIs
2985 2019-05-13 Richard Biener <rguenther@suse.de>
2987 PR tree-optimization/90316
2988 * tree-ssa-pre.c (insert_aux): Fold into ...
2989 (insert): ... this function. Use a RPO walk to reduce the
2990 number of required iterations.
2992 2019-05-13 Martin Liska <mliska@suse.cz>
2994 PR tree-optimization/90416
2995 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2996 string instead of passing the second part as va_arg argument.
2998 2019-05-13 Martin Liska <mliska@suse.cz>
3000 PR gcov-profile/90380
3001 * gcov.c (handle_cycle): Do not support zero cycle count,
3002 it should not be possible.
3003 (path_contains_zero_cycle_arc): New function.
3004 (circuit): Ignore zero cycle arc counts.
3006 2019-05-13 Martin Liska <mliska@suse.cz>
3008 PR gcov-profile/90380
3009 * gcov.c (enum loop_type): Remove the enum and
3011 (handle_cycle): Assert that we should not reach
3013 (circuit): Use loop_found instead of a tri-state loop_type.
3014 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
3017 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3020 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
3021 (ix86_output_indirect_branch_via_reg): Use output mechanism
3022 accounting for __USER_LABEL_PREFIX__.
3023 (ix86_output_indirect_branch_via_push): Likewise.
3024 (ix86_output_function_return): Likewise.
3025 (ix86_output_indirect_function_return): Likewise.
3027 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
3029 * doc/md.texi: Document use of code attributes in rtx patterns.
3030 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
3031 * read-rtl.c (find_code): Split out search loops into...
3032 (maybe_find_code): ...this new function.
3033 (check_code_iterator): Make the error message more informative.
3034 (check_code_attribute): New function.
3035 (rtx_reader::rtx_alloc_for_name): Likewise.
3036 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
3037 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
3038 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
3039 <max_opp> directly as an rtx code instead of via a match_operator.
3040 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
3041 (<su>abd<mode>_3): Update accordingly.
3043 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3045 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
3046 is given, print the state of the EH "save world" computation for
3049 2019-05-11 Jakub Jelinek <jakub@redhat.com>
3052 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
3053 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3055 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
3057 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
3058 Use pinsrd for TARGET_SSE4_1.
3059 * config/i386/sse.md (movdi_to_sse): Ditto.
3061 2019-05-10 Richard Biener <rguenther@suse.de>
3063 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
3064 (do_rpo_vn): Initialize next_value_id.
3066 2019-05-10 Martin Liska <mliska@suse.cz>
3068 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3071 2019-05-10 Jakub Jelinek <jakub@redhat.com>
3073 PR tree-optimization/90385
3074 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
3075 arguments of the exit phis.
3078 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
3079 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
3081 (copy_tree_body_r): Likewise.
3082 (copy_fn): Set id.do_not_fold to true.
3084 2019-05-10 Martin Liska <mliska@suse.cz>
3086 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
3087 Reapply changes from r269790.
3089 2019-05-10 Martin Liska <mliska@suse.cz>
3092 * doc/invoke.texi: New params.
3093 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
3094 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
3095 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3097 * tree-switch-conversion.h (struct jump_table_cluster):
3100 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
3102 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
3104 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
3106 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
3108 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
3110 PR rtl-optimization/88879
3111 * sel-sched.c (sel_target_adjust_priority): Remove assert.
3113 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
3116 * config/arm/arm.c (callee_saved_reg_p): Move before
3117 thumb_find_work_register.
3118 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
3119 thumb_find_work_register. Only call df_get_live_out once.
3120 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
3121 (thumb_find_work_register): Use
3122 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
3123 algorithms to locate a spare call clobbered reg.
3125 2019-05-09 Martin Liska <mliska@suse.cz>
3127 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
3128 and MAX_EXPR in GIMPLE FE format.
3130 2019-05-09 Martin Liska <mliska@suse.cz>
3132 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
3133 * gimple-pretty-print.c (dump_gimple_bb_header):
3135 (pp_cfg_jump): Dump edge probability.
3136 * profile-count.c (profile_quality_as_string): Simplify
3137 with a static array.
3138 (parse_profile_quality): New function.
3139 (profile_count::dump): Simplify with a static array.
3140 (profile_count::from_gcov_type): Add new argument.
3141 * profile-count.h (parse_profile_quality): Likewise.
3142 * predict.h (set_hot_bb_threshold): New.
3143 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3145 * predict.c (get_hot_bb_threshold): Set from the new param.
3146 (set_hot_bb_threshold): New.
3148 2019-05-09 Richard Biener <rguenther@suse.de>
3150 PR tree-optimization/90395
3151 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
3152 rewrite vector stores that throw internally.
3154 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
3156 * cif-code.def (CHKP): Remove.
3159 * configure.ac (--enable-frame-pointer): Disable by default for
3161 * configure: Regenerate.
3163 2019-05-09 Alan Modra <amodra@gmail.com>
3166 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
3167 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
3168 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
3169 cost for general <-> vsx when direct moves are available.
3170 Cost union classes at minimal cost for any reg in the class.
3171 Correct calculation for moves between vsx, float, and altivec.
3172 Don't return a low cost for moves between special regs. Don't
3173 use hard coded register numbers.
3174 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
3175 (rs6000_ira_change_pseudo_allocno_class): New function.
3176 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
3177 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
3179 (movsi_internal1): Don't disparage vector alternatives.
3180 (mov<mode>_internal): Likewise, excepting alternative that
3182 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
3183 we <- b alternative.
3185 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3188 PR tree-optimization/89060
3189 * tree-ssa-live.h (live_vars_map): New typedef.
3190 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
3191 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
3192 (struct compute_live_vars_data): New type.
3193 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
3194 live_vars_at_stmt, destroy_live_vars): New functions.
3195 * tree-tailcall.c: Include tree-ssa-live.h.
3196 (live_vars, live_vars_vec): New global variables.
3197 (find_tail_calls): Perform variable life analysis before punting.
3198 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
3199 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
3201 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
3202 Perform variable life analysis to select variables that really need
3204 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
3205 instead set id->eh_landing_pad_dest and assert it is the same.
3206 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
3208 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
3209 Richard Earnshaw <rearnsha@arm.com>
3212 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
3214 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
3215 (thumb1_compute_save_core_reg_mask): Don't force a spare work
3216 register if both the epilogue and prologue can use call-clobbered
3218 (thumb1_unexpanded_epilogue): Use
3219 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
3220 picking temporaries for restoring high regs to match that of the
3221 prologue where possible.
3222 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
3223 the list of work registers. Detect if the return address is still live
3224 at the end of the prologue and avoid using it for a work register if so.
3225 If the return address is not live, add LR to the list of pushable regs
3226 after the first pass.
3228 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3230 PR tree-optimization/90078
3231 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
3232 (INFTY): Increase the value for infinite cost.
3233 (struct comp_cost): Promote type of members to int64_t.
3234 (infinite_cost): Don't set complexity in initialization.
3235 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
3236 overflows to infinite_cost.
3237 (adjust_setup_cost): Promote type of parameter and cost computation
3239 (struct ainc_cost_data, struct iv_ca): Promote type of member to
3241 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
3242 cost computation to int64_t.
3243 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
3244 int64_t's format specifier in dump.
3246 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3248 PR tree-optimization/90240
3249 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3250 with respect to scaling factor pre-computed for each basic block.
3251 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3252 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3253 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3254 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3255 live range for array of loop's basic blocks. Cleanup aux field of
3256 loop's basic blocks.
3258 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3260 PR tree-optimization/90356
3261 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3263 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3265 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3266 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3267 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3268 (ix86_handle_option): Handle -mavx512bf16.
3269 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3271 * config/i386/avx512bf16vlintrin.h: New.
3272 * config/i386/avx512bf16intrin.h: New.
3273 * config/i386/cpuid.h (bit_AVX512BF16): New.
3274 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3275 * config/i386/i386-builtin-types.def: Add new types.
3276 * config/i386/i386-builtin.def: Add new builtins.
3277 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3279 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3280 (ix86_option_override_internal): Handle BF16.
3281 (ix86_valid_target_attribute_inner_p): Ditto.
3282 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3283 * config/i386/i386-builtin.c (enum processor_features): Add
3285 (static const _isa_names_table isa_names_table): Ditto.
3286 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3287 (PTA_AVX512BF16): Ditto.
3288 * config/i386/i386.opt: Add -mavx512bf16.
3289 * config/i386/immintrin.h: Include avx512bf16intrin.h
3290 and avx512bf16vlintrin.h.
3291 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3292 avx512f_cvtneps2bf16_<mode><mask_name>,
3293 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3294 * config/i386/subst.md (mask_half): Add new subst.
3295 * doc/invoke.texi: Document -mavx512bf16.
3297 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3299 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3301 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3302 (rs6000_debug_legitimize_reload_address): Delete.
3303 (rs6000_legitimize_reload_address_ptr): Delete.
3304 (rs6000_option_override_internal): Adjust.
3305 (mem_operand_gpr): Adjust comment.
3306 (legitimate_lo_sum_address_p): Ditto.
3307 (rs6000_legitimize_reload_address): Delete.
3308 (rs6000_debug_legitimize_reload_address): Delete.
3309 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3311 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3314 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3315 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3316 to compute vector element selector for both constant and variable
3319 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3321 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3322 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3323 ashrdi3_cvt using SWI48 mode iterator.
3325 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3327 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3328 (aarch64_<su>abd<mode>_3): Likewise.
3329 (*aarch64_<su>abd<mode>_3): New define_insn.
3330 (<sur>sad<vsi2qi>): New define_expand.
3331 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3332 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3333 (build_vect_cond_expr): Likewise.
3335 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3337 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3338 clobbers outside of accessible_reg_set.
3339 * config/i386/i386.c (ix86_conditional_register_usage):
3340 Disable register sets by clearing corresponding bits in
3341 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3342 call_used_regs and don't clear corresponding reg_names array members.
3344 2019-05-07 Richard Biener <rguenther@suse.de>
3346 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3347 not specified still compute a comp_vectype for invariant
3350 2019-05-07 Richard Biener <rguenther@suse.de>
3352 PR tree-optimization/90316
3353 * tree-ssa-pre.c (translate_vuse_through_block): When
3354 same_valid is NULL do not bother to search for a virtual
3356 (phi_translate_1): When operands changed we cannot keep
3357 the same value-number so do not bother to ask whether
3358 that's possible from translate_vuse_through_block.
3360 2019-05-07 Martin Liska <mliska@suse.cz>
3362 * bitmap.c (bitmap_register): Come up with
3363 alloc_descriptor_max_uid and assign it for
3365 (register_overhead): Use get_descriptor as
3367 (release_overhead): New.
3368 (bitmap_elem_to_freelist): Call it.
3369 (bitmap_elt_clear_from): Likewise.
3370 (bitmap_obstack_free): Likewise.
3371 (bitmap_move): Sensitively release memory.
3372 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3373 (bitmap_initialize): Initialize alloc_descriptor to zero.
3374 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3376 2019-05-07 Richard Biener <rguenther@suse.de>
3378 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3379 we build a SLP node. Remove max_size and limiting.
3380 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3382 2019-05-07 Richard Biener <rguenther@suse.de>
3384 PR tree-optimization/90316
3385 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3387 (walk_non_aliased_vuses): Take walking limit argument.
3388 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3389 walking if it is reached instead of just counting.
3390 (get_continuation_for_phi): Likewise.
3391 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3392 limiting to the callback.
3393 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3394 (vn_reference_lookup_3): Likewise.
3395 (vn_reference_lookup_pieces): Likewise.
3396 (vn_reference_lookup): Likewise.
3397 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3398 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3399 (avail_exprs_stack::lookup_avail_expr): Likewise.
3401 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3403 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3404 for comparaible types in the second direction even if first one
3405 hits incomparable type.
3407 2019-05-07 Richard Biener <rguenther@suse.de>
3410 * lto-wrapper.c (debug_objcopy): Use the original filename
3411 including archive offset for the filename used for -save-temps.
3413 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3415 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3418 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3419 Hongtao Liu <hongtao.liu@intel.com>
3423 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3424 Modified, original implementation isn't correct.
3426 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3428 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3429 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3430 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3431 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3432 (FRAME_POINTER_REGNUM): Change numbering.
3433 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3434 (alt_reg_names): Adjust.
3435 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3437 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3438 (DWARF_FRAME_REGISTERS): Delete.
3439 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3440 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3442 (REG_ALLOC_ORDER): Adjust.
3443 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3444 (REG_CLASS_CONTENTS): Adjust.
3445 (RETURN_ADDR_RTX): Change comment.
3446 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3448 (REGISTER_NAMES): Adjust.
3449 (ADDITIONAL_REGISTER_NAMES): Adjust.
3450 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3452 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3454 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3456 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3457 (DWARF_FRAME_REGISTERS): Adjust.
3458 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3460 (REG_ALLOC_ORDER): Adjust.
3461 (enum reg_class): Delete SPR_REGS.
3462 (REG_CLASS_NAMES): Delete SPR_REGS.
3463 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3464 (REGISTER_NAMES): Adjust.
3465 (ADDITIONAL_REGISTER_NAMES): Adjust.
3466 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3467 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3468 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3469 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3470 (htm_spr_regno): Delete.
3471 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3473 (rs6000_dbx_register_number): Adjust.
3475 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3477 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3479 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3481 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3482 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3484 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3486 PR tree-optimization/88709
3487 PR tree-optimization/90271
3488 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3489 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3490 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3492 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3493 of the store merging group is larger than
3494 PARAM_STORE_MERGING_MAX_SIZE parameter.
3495 (split_group): Add bzero_first argument. If set, always emit first
3496 the first store which must be = {} of the whole area and then for the
3497 rest of the stores consider all zero bytes as paddings.
3498 (imm_store_chain_info::output_merged_store): Check if first store
3499 is = {} of the whole area and if yes, determine which setting of
3500 bzero_first for split_group gives smaller number of stores. Adjust
3501 split_group callers.
3502 (lhs_valid_for_store_merging_p): Allow decls.
3503 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3505 (pass_store_merging::process_store): Likewise.
3507 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3510 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3511 handling of V1TImode.
3513 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3516 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3517 and enable_frame_pointer ...
3518 * configure.ac: ... here. Update help strings for
3519 --enable-frame-pointer.
3520 * configure: Regenerate.
3521 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3522 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3523 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3524 (USE_X86_64_FRAME_POINTER): Ditto.
3526 2019-05-06 Martin Liska <mliska@suse.cz>
3528 * config.gcc: Append to target_gtfiles and fix indentation.
3530 2019-05-06 Richard Biener <rguenther@suse.de>
3532 PR tree-optimization/90358
3533 * tree-vect-stmts.c (get_group_load_store_type): Properly
3534 detect unused upper half of load.
3535 (vectorizable_load): Likewise.
3537 2019-05-06 Richard Biener <rguenther@suse.de>
3539 PR tree-optimization/88828
3540 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3541 (simplify_vector_constructor): ...here. Handle constants in
3544 2019-05-06 Richard Biener <rguenther@suse.de>
3546 PR tree-optimization/90328
3547 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3548 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3549 is valid in the loop nest before using it.
3550 (initialize_data_dependence_relation): Adjust.
3551 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3552 loop as loop-nest to dr_may_alias_p.
3554 2019-05-06 Richard Biener <rguenther@suse.de>
3556 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3558 2019-05-06 Richard Biener <rguenther@suse.de>
3560 PR tree-optimization/90316
3561 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3562 compute target on demand.
3563 (get_continuation_for_phi): Remove code walking stmts to
3564 get to a target virtual operand which could end up being
3567 2019-05-06 Martin Liska <mliska@suse.cz>
3570 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3571 when -mabi is selected to a non-default version.
3573 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3574 Martin Liska <mliska@suse.cz>
3576 * Makefile.in: Add lto-dump.texi.
3577 * cgraph.h: Add new functions get_visibility_string and
3578 get_symtab_type_string.
3579 * doc/gcc.texi: Include lto-dump section.
3580 * doc/lto-dump.texi: New file.
3581 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3582 (parse_dump_option): Factor out this function.
3583 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3584 (parse_dump_option): Export the function.
3585 * symtab.c (symtab_node::get_visibility_string): New function.
3586 (symtab_node::get_symtab_type_string): Likewise.
3588 2019-05-06 Martin Liska <mliska@suse.cz>
3590 * config/i386/i386-builtins.c: New file.
3591 * config/i386/i386-builtins.h: New file.
3592 * config/i386/i386-expand.c: New file.
3593 * config/i386/i386-expand.h: New file.
3594 * config/i386/i386-features.c: New file.
3595 * config/i386/i386-features.h: New file.
3596 * config/i386/i386-options.c: New file.
3597 * config/i386/i386-options.h: New file.
3598 * config.gcc: Add new files into extra_objs and
3600 * config/i386/i386.c: Split content of the file
3601 into newly introduced files.
3602 * config/i386/i386.h: Declare common variables
3604 * config/i386/t-i386: Define dependencies for new files.
3606 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3609 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3610 Restrict 'all' variant to 32-bit configurations.
3611 (unaligned_loadhiu): Likewise.
3612 (unaligned_storehi): Likewise.
3613 (unaligned_storesi): Likewise.
3614 (unaligned_loadhis): Disable when compiling for thumb1.
3616 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3618 PR tree-optimization/90269
3619 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3622 2019-05-03 Martin Liska <mliska@suse.cz>
3624 * hash-map.h: Add is_empty function.
3625 * hash-set.h: Likewise.
3626 * hash-table.h: Likewise.
3627 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3628 elements () == 0 (and similar usages).
3629 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3630 * gimplify.c (gimplify_bind_expr): Likewise.
3631 (gimplify_switch_expr): Likewise.
3632 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3633 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3634 * postreload-gcse.c (dump_hash_table): Likewise.
3635 (gcse_after_reload_main): Likewise.
3636 * predict.c (combine_predictions_for_bb): Likewise.
3637 * tree-parloops.c (reduction_phi): Likewise.
3638 (separate_decls_in_region): Likewise.
3639 (transform_to_exit_first_loop): Likewise.
3640 (gen_parallel_loop): Likewise.
3641 (gather_scalar_reductions): Likewise.
3642 (try_create_reduction_list): Likewise.
3643 * var-tracking.c (dump_vars): Likewise.
3644 (emit_notes_for_changes): Likewise.
3645 (vt_emit_notes): Likewise.
3647 2019-05-03 Richard Biener <rguenther@suse.de>
3649 PR tree-optimization/90316
3650 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3653 2019-05-03 Richard Biener <rguenther@suse.de>
3655 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3656 peeling for gaps by loading only lower halves of vectors
3658 (vectorizable_load): Likewise.
3660 2019-05-03 Richard Biener <rguenther@suse.de>
3663 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3665 2019-05-03 Richard Biener <rguenther@suse.de>
3668 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3669 Handle STRING_CST vs DECL or STRING_CST.
3671 2019-05-03 Richard Biener <rguenther@suse.de>
3673 PR tree-optimization/88963
3674 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3675 vector loads feeding only BIT_FIELD_REFs to component
3676 loads. Rewrite stores fed by CONSTRUCTORs to component
3679 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3681 * opts.h (finish_options): Remove lang_mask argument.
3682 (print_help, help_option_argument): Declare.
3683 * opts.c (print_help): Remove forward declaration, no longer static.
3684 (finish_options): Remove lang_mask argument, don't call print_help
3686 * opts-global.c (decode_options): Adjust finish_option caller, call
3689 PR tree-optimization/90303
3690 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3691 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3693 2019-05-03 Richard Biener <rguenther@suse.de>
3695 PR tree-optimization/89698
3696 * gimple-fold.c (canonicalize_constructor_val): Early out
3697 for constants, handle unfolded INTEGER_CSTs as they appear in
3698 C++ virtual table ctors.
3700 2019-05-03 Richard Biener <rguenther@suse.de>
3702 * passes.c (execute_function_todo): Remove dead code.
3704 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3706 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3707 the internal register number, for any "real" register.
3709 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3711 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3712 correct numbers for TFHAR, TFIAR, TEXASR.
3714 2019-05-02 Richard Biener <rguenther@suse.de>
3716 PR tree-optimization/89653
3717 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3718 update-address-taken before the pass.
3719 * passes.def (pass_tree_loop_init): Put comment before it.
3721 2019-05-02 Richard Biener <rguenther@suse.de>
3723 PR tree-optimization/89509
3724 * tree-ssa-structalias.c (compute_dependence_clique): Look
3725 at the first subvar when determining whether it is restrict.
3727 2019-05-02 Richard Biener <rguenther@suse.de>
3729 PR tree-optimization/90273
3730 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3731 useless debug stmts.
3733 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3735 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3737 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3739 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3740 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3741 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3742 (vectorizable_reduction): Use the functions above to vectorize in a
3743 fully masked loop codes that don't have a conditional internal
3746 2019-05-02 Martin Liska <mliska@suse.cz>
3748 * cgraphclones.c: Call valid_attribute_p with 1 for
3750 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3751 it's for target attribute.
3752 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3753 Add new boolean argument.
3754 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3756 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3757 to ix86_valid_target_attribute_inner_p.
3758 (ix86_valid_target_attribute_p): Pass flags argument to
3759 ix86_valid_target_attribute_inner_p.
3760 (get_builtin_code_for_version): Use 0 as it's target attribute.
3762 2019-05-02 Martin Liska <mliska@suse.cz>
3764 * gcc.c (process_command): Add dummy file only
3766 * opts-global.c (decode_options): Pass lang_mask.
3767 * opts.c (print_help): New function.
3768 (finish_options): Print --help if help_option_argument
3770 (common_handle_option): Factor out content of OPT__help_
3772 * opts.h (finish_options): Add new argument.
3774 2019-05-02 Martin Liska <mliska@suse.cz>
3777 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3778 With -minline-all-stringops use inline expansion using 4B loop.
3779 * doc/invoke.texi: Document the change of
3780 -minline-all-stringops.
3782 2019-05-01 Jeff Law <law@redhat.com>
3784 PR tree-optimization/88797
3785 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3786 PHI feeds a conditional on the RHS of an assignment.
3788 2019-04-30 Andrew Waterman <andrew@sifive.com>
3789 Jim Wilson <jimw@sifive.com>
3791 * config/riscv/constraints.md (L): New.
3792 * config/riscv/predicates.md (lui_operand): New.
3793 (sfb_alu_operand): New.
3794 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3795 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3796 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3797 * config/riscv/risc.md (type): Add sfb_alu.
3798 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3799 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3800 (branch_zero<mode>): Delete.
3802 (mov<GPR:mode><X:mode>cc): Likewise.
3803 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3805 2019-04-30 Nathan Sidwell <nathan@acm.org>
3807 * tree.h (MARK_TS_EXP): New.
3809 2019-04-30 Martin Liska <mliska@suse.cz>
3811 * opts.c (enable_warning_as_error): Provide hints
3812 for unknown options.
3814 2019-04-30 Martin Liska <mliska@suse.cz>
3817 * doc/invoke.texi: Add missing dash for gas-locview-support
3818 and gno-as-locview-support.
3820 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3823 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3824 whitespace at the start of target attribute string.
3826 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3829 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3830 Define __ARM_FEATURE_ATOMICS.
3832 2019-04-30 Martin Liska <mliska@suse.cz>
3834 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3835 into built_in_function enum. Remove code for endp == 2 and
3836 use BUILT_IN_* constants.
3837 (gimple_fold_builtin): Call the function with fcode.
3839 2019-04-30 Martin Liska <mliska@suse.cz>
3841 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3842 DECL_FUNCTION_CODE into ix86_builtins enum before
3843 the switch statement.
3845 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3847 PR tree-optimization/89475
3848 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3851 2019-04-30 Martin Liska <mliska@suse.cz>
3853 PR translation/90274
3854 * opts.c (print_filtered_help): Wrap string in _(...).
3856 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3858 PR tree-optimization/90240
3860 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3862 PR tree-optimization/90078
3863 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3864 checks for infinite_cost overflow.
3866 2019-04-29 Jeff Law <law@redhat.com>
3868 * passes.def: Move -Wrestrict pass after copy propagation.
3870 2019-04-29 Maya Rashish <coypu@sdf.org>
3872 * config.gcc (default_gnu_indirect_function): Default to yes
3873 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3874 sparc*-*-netbsd*, x86_64-*-netbsd*.
3876 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3878 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3879 where cond2 is NE_EXPR.
3880 (is_value_included_in): Update comment.
3882 2019-04-29 Richard Biener <rguenther@suse.de>
3884 PR tree-optimization/90278
3885 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3886 EH on comparison simplification.
3888 2019-04-29 Jason Merrill <jason@redhat.com>
3890 PR c++/82081 - tail call optimization breaks noexcept
3891 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3892 nothrow function to a might-throw function into a tail call.
3894 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3896 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3897 (DDR_INNER_LOOP): Likewise.
3898 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3899 (initialize_data_dependence_relation): Likewise.
3900 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3902 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3904 PR rtl-optimization/90257
3905 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3909 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3913 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3916 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3919 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3921 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3923 2019-04-29 Richard Biener <rguenther@suse.de>
3925 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3928 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3930 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3931 varasm.h, and netbsd-protos.h.
3933 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3936 * config/i386/i386-protos.h (ix86_data_alignment): Change
3937 the second argument type to unsigned int.
3938 * config/i386/i386.c (ix86_data_alignment): Change "align"
3939 argument type to unsigned int.
3941 2019-04-27 Martin Liska <mliska@suse.cz>
3944 * opt-suggestions.c (option_proposer::build_option_suggestions):
3945 When get_valid_option_values returns empty values, add the
3946 misspelling candidate.
3948 2019-04-26 Jim Wilson <jimw@sifive.com>
3950 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3952 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3953 Pass orig_mode to riscv_build_integer.
3954 (riscv_split_integer): Pass mode to riscv_move_integer.
3955 (riscv_legitimize_const_move): Likewise.
3956 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3957 promoted_mode. Replace force_reg call with code to load constant into
3958 promoted reg and then subreg it for the store.
3959 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3962 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3964 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3967 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3969 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3970 commentary about the encoding of precision.
3972 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3974 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3975 * config/i386/t-freebsd64: New file.
3976 * config.gcc: Add the t-freebsd64 for multilib support.
3978 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3980 * doc/extend.texi (vector_size): Add missing comma after @xref.
3982 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3984 * BASE-VER: Set to 10.0.0.
3986 2019-04-25 Richard Biener <rguenther@suse.de>
3989 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3990 VIEW_CONVERT_EXPR into one operating on an rvalue.
3992 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3995 * config/i386/i386.c (feature_priority): Moved to file scope.
3996 (processor_features): Likewise.
3997 (processor_model): Likewise.
3998 (_arch_names_table): Likewise.
3999 (arch_names_table): Likewise.
4000 (_feature_list): Removed.
4001 (feature_list): Likewise.
4002 (_isa_names_table): Moved to file scope. Add priority.
4003 (isa_names_table): Likewise.
4004 (get_builtin_code_for_version): Replace feature_list with
4005 isa_names_table. Update error message for P_ZERO priority.
4007 2019-04-25 Richard Biener <rguenther@suse.de>
4009 * tree-pass.h (make_pass_phi_only_cprop): Remove.
4010 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
4012 2019-04-24 Jeff Law <law@redhat.com>
4014 PR tree-optimization/90037
4015 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
4016 * passes.def: Replace all instance of phi-only cprop with the
4017 lattice propagator. Move propagation pass from after erroneous
4018 path isolation to before erroneous path isolation.
4019 * tree-ssa-phionlycprop.c: Remove.
4021 2019-04-24 Richard Biener <rguenther@suse.de>
4024 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
4025 by size and BITS_PER_UNIT on poly-wide-ints.
4027 2019-04-25 Richard Biener <rguenther@suse.de>
4030 * match.pd: Add pattern to simplify view-conversion of an
4033 2019-04-24 Clement Chigot <clement.chigot@atos.net>
4035 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
4036 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
4037 for Go on 32 bit AIX.
4038 * config/rs6000/aix72.h: Likewise.
4040 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4043 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
4044 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
4046 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
4049 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
4050 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
4051 for restored hard frame pointer.
4052 (s390_sched_dependencies_evaluation): Implement new target hook.
4053 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
4055 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
4057 * config/arc/arc-options.def: Fix typos and spelling mistakes.
4058 * config/arc/arc.c (arc_init): Cleanup warning message.
4059 (arc_override_options): Likewise.
4061 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4064 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
4065 a register if both if_true and if_false are MEMs.
4067 PR tree-optimization/90208
4068 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
4069 after labels of new_bb, not before them.
4071 PR tree-optimization/90211
4072 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
4073 which are not SSA_NAMEs.
4075 2018-04-23 Sudakshina Das <sudi.das@arm.com>
4077 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
4079 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
4081 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4083 PR rtl-optimization/87979
4084 * modulo-sched.c (sms_schedule): Start ii value "mii" should
4087 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4089 PR rtl-optimization/84032
4090 * modulo-sched.c (ps_insn_find_column): Change condition so that
4091 branch will always be the last insn in a row inside partial
4094 2019-04-23 Richard Biener <rguenther@suse.de>
4097 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
4098 dest_single_pred_p argument.
4099 (remove_forwarder_block): Adjust.
4100 (remove_forwarder_block_with_phi): Likewise.
4102 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4103 Bernd Edlinger <bernd.edlinger@hotmail.de>
4104 Jakub Jelinek <jakub@redhat.com>
4107 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
4108 if used with general-regs-only.
4109 (arm_conditional_register_usage): Don't add non-general regs if
4111 (arm_valid_target_attribute_rec): Handle general-regs-only.
4112 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
4114 (TARGET_HARD_FLOAT_SUB): Define.
4115 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
4116 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
4117 (TARGET_REALLY_IWMMXT2): Likewise.
4118 * config/arm/arm.opt: Add -mgeneral-regs-only.
4119 * doc/extend.texi: Document ARM general-regs-only target.
4120 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
4122 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4124 PR tree-optimization/90078
4125 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4126 checks for infinite_cost overflow.
4128 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4130 PR tree-optimization/90021
4131 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
4132 and check univariate against it.
4133 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
4134 * tree-data-ref.c (add_other_self_distances): Pass new argument.
4136 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4140 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4143 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4146 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4148 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4150 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
4152 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
4153 names using operand format, rather than hard-wired.
4154 (speculation_barrier): Likewise.
4156 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4158 PR tree-optimization/88055
4159 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
4160 (gen_one_condition): Use it if !HONOR_NANS.
4162 2019-04-19 Jakub Jelinek <jakub@redhat.com>
4165 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
4166 assign_temp instead of gen_reg_rtx.
4168 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
4170 PR translation/90118
4171 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4172 Add missing space before %<.
4174 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
4176 PR rtl-optimization/87871
4177 * ira-lives.c (make_object_dead): Don't add conflicts to
4178 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
4180 2019-04-18 Martin Sebor <msebor@redhat.com>
4183 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
4184 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
4185 assuming type size fits in SHWI.
4187 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
4190 * ipa-inline.c (flatten_function): New parameter UPDATE.
4191 (ipa_inline, early_inliner): Use it.
4193 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4195 * fold-const.c (int_const_binop): Return early on failure.
4197 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4200 * combine.c (force_int_to_mode): Cast the argument rather than
4201 the result of known_alignment.
4202 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
4204 2019-04-18 Richard Biener <rguenther@suse.de>
4207 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
4209 (remove_forwarder_block): ... here.
4210 (remove_forwarder_block_with_phi): Also move debug stmts here.
4212 2019-04-18 Jakub Jelinek <jakub@redhat.com>
4214 PR translation/79183
4215 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
4216 inform where appropriate.
4218 2019-04-18 Richard Biener <rguenther@suse.de>
4220 * tree.c (get_qualified_type): Put found type variants at the
4221 head of the variant list.
4223 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4225 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
4227 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
4230 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
4231 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
4232 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
4233 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
4234 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
4236 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
4238 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4239 even for allocno's with no conflicts.
4240 (print_conflicts): Print an extra newline.
4242 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4244 * auto-inc-dec.c (attempt_change): Set the alignment of the
4245 temporary memory to that of the original.
4247 2019-04-17 Joao Moreira <jmoreira@suse.de>
4249 * targhooks.c (default_print_patchable_function_entry): Emit
4250 __patchable_function_entries section with writable flags to allow
4251 relocation resolution.
4253 2019-04-17 Jonny Grant <jg@jguk.org>
4255 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4257 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4260 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4263 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4265 * config/arc/arc.c (arc_init): Format diagnostic string.
4266 (arc_override_options): Likewise.
4267 (check_if_valid_regno_const): Likewise.
4268 (arc_reorg): Likewise.
4270 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4273 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4275 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4277 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4278 (*movdi_update1): Use Pmode.
4279 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4280 (movdi_<mode>_update_stack): Rename to ...
4281 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4283 (*movsi_update1): Use Pmode.
4284 (*movsi_update2): Use Pmode.
4285 (movsi_update): Rename to ...
4286 (movsi_<mode>_update): ... this. Use Pmode.
4287 (movsi_update_stack): Fix condition.
4288 (*movhi_update1): Use Pmode. Fix argument to
4289 avoiding_indexed_address_p.
4290 (*movhi_update2): Ditto.
4291 (*movhi_update3): Ditto.
4292 (*movhi_update4): Ditto.
4293 (*movqi_update1): Ditto.
4294 (*movqi_update2): Ditto.
4295 (*movqi_update3): Ditto.
4296 (*movsf_update1, *movdf_update1): Merge, rename to...
4297 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4298 avoiding_indexed_address_p. Add "size" attribute.
4299 (*movsf_update2, *movdf_update2): Merge, rename to...
4300 (*mov<mode>_update2): This. Ditto.
4301 (*movsf_update3): Use Pmode. Fix argument to
4302 avoiding_indexed_address_p.
4303 (*movsf_update4): Ditto.
4304 (allocate_stack): Simplify condition. Adjust pattern names.
4306 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4309 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4310 whitespace at the start of target attribute string.
4312 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4315 * config/rs6000/power9.md: Add store forwarding bypass.
4317 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4320 * valtrack.c (dead_debug_insert_temp): Reset debug references
4321 to the return value of a call being removed.
4323 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4325 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4326 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4327 implement target hook.
4328 (arc_memory_move_cost): New function.
4329 (TARGET_REGISTER_MOVE_COST): Define.
4330 (TARGET_MEMORY_MOVE_COST): Likewise.
4331 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4332 (MEMORY_MOVE_COST): Likewise.
4334 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4336 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4337 (sibcall_value_insn): Likewise.
4338 * config/arc/constraints.md (Rs5): Remove.
4340 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4342 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4343 for last two fake registers.
4344 (arc_conditional_register_usage): Make sure fake frame and arg
4345 pointer regs are in general regs class.
4346 (FRAME_POINTER_MASK): Remove.
4347 (RETURN_ADDR_MASK): Remove.
4348 (arc_must_save_register): Use hard frame regnum.
4349 (frame_restore_reg): Use hard_frame_pointer_rtx.
4350 (arc_save_callee_saves): Likewise.
4351 (arc_restore_callee_saves): Likewise.
4352 (arc_save_callee_enter): Likewise.
4353 (arc_restore_callee_leave): Likewise.
4354 (arc_save_callee_milli): Likewise.
4355 (arc_eh_return_address_location): Likewise.
4356 (arc_check_multi): Use hard frame regnum.
4357 (arc_can_eliminate): Likewise.
4358 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4359 for register allocator.
4360 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4361 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4362 (FRAME_POINTER_REGNUM): Change it to a fake register.
4363 (HARD_FRAME_POINTER_REGNUM): Defined.
4364 (ARG_POINTER_REGNUM): Change it to a new fake register.
4365 (ELIMINABLE_REGS): Update.
4366 (REGISTER_NAMES): Update names.
4367 * config/arc/arc.md (LP_START): Remove.
4369 (shift_si3_loop): Update pattern.
4371 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4373 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4374 to avoid delay slot scheduling.
4375 (arc_must_save_register): Don't save SP.
4376 * config/arc/arc.md (stack_tie): Remove.
4377 (UNSPEC_ARC_STKTIE): Likewise.
4379 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4380 Shiva Chen <shiva0217@gmail.com>
4382 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4383 code gen with large shift amount.
4385 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4387 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4390 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4393 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4394 print -m64/-mx32/-m32 if it is true.
4395 (ix86_debug_options, ix86_function_specific_print): Pass true as
4396 ADD_ABI_P to ix86_target_string.
4397 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4398 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4399 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4401 PR rtl-optimization/90082
4402 * dce.c (can_delete_call): New function.
4403 (deletable_insn_p, mark_insn): Use it.
4405 PR tree-optimization/90090
4406 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4408 (is_division_by_square): Likewise. Formatting fix.
4410 2019-04-16 Richard Biener <rguenther@suse.de>
4412 PR tree-optimization/56049
4413 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4414 equality check if alias-set zero will prevail.
4416 2019-04-15 Jeff Law <law@redhat.com>
4418 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4419 size and alignment as unsigned.
4421 2019-04-15 Richard Biener <rguenther@suse.de>
4424 * tree-loop-distribution.c (destroy_loop): Preserve correct
4427 2019-04-15 Richard Biener <rguenther@suse.de>
4429 PR tree-optimization/90071
4430 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4431 abnormal operands from def stmts.
4433 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4435 PR rtl-optimization/89794
4436 * combine.c (count_auto_inc): New function.
4437 (try_combine): Count how many auto_inc expressions there were in the
4438 original instructions. Ensure we have the same number in the new
4439 instructions. Remove the code that tried to ensure auto_inc side
4440 effects on i1 and i0 are not lost.
4442 2019-04-15 Richard Biener <rguenther@suse.de>
4445 * tree.h (auto_var_p): Declare.
4446 * tree.c (auto_var_p): New function, split out from ...
4447 (auto_var_in_fn_p): ... here.
4448 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4450 (new_var_info): Initialize it.
4451 (set_uids_in_ptset): Also set the shadow variable uid if required.
4452 (ipa_pta_execute): Postprocess points-to solutions assigning
4453 shadow variable uids for locals that may reach their containing
4454 function recursively.
4455 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4456 assert but instead check whether the points-to solution is
4459 2019-04-15 Martin Jambor <mjambor@suse.cz>
4462 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4465 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4467 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4469 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4470 Kito Cheng <kito.cheng@gmail.com>
4471 Shiva Chen <shiva0217@gmail.com>
4473 * config/nds32/nds32-md-auxiliary.c
4474 (nds32_legitimize_pic_address): Use new PIC pattern.
4475 (nds32_legitimize_tls_address): Use new TLS pattern.
4476 (nds32_output_symrel): New.
4477 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4478 (nds32_alloc_relax_group_id): Ditto.
4479 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4480 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4482 (nds32_group_tls_insn): Ditto.
4483 (nds32_group_float_insns): Ditto.
4484 * config/nds32/nds32.md (tls_le): New.
4487 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4489 * configure: Add nds32 target for dwarf2 debug_line checking.
4490 * configure.ac: Regenerated.
4492 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4495 * ipa-devirt.c (skip_in_fields_list_p): New.
4496 (odr_types_equivalent_p): Use it.
4498 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4501 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4502 instead of strncmp when checking for thumb and arm. Formatting fixes.
4504 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4506 * doc/install.texi: Document --with-target-system-zlib.
4508 2019-04-12 Martin Sebor <msebor@redhat.com>
4514 * targhooks.c (default_vector_alignment): Avoid assuming
4515 argument fits in SHWI.
4516 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4518 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4520 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4522 PR rtl-optimization/89965
4523 * dce.c: Include rtl-iter.h.
4524 (struct check_argument_load_data): New type.
4525 (check_argument_load): New function.
4526 (find_call_stack_args): Check for loads from stack slots still tracked
4527 in sp_bytes and punt if any is found.
4529 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4531 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4533 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4534 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4536 2019-04-12 Martin Liska <mliska@suse.cz>
4539 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4541 (separate_attrs): Handle multiple 'default's.
4542 (expand_target_clones): Rework error handling code.
4544 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4547 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4548 mode of vector rather than mode of destination for move instruction.
4549 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4550 Use QI inner mode with V16QI vector mode.
4552 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4555 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4556 "invalid %%t operand" in output_operand_lossage message.
4558 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4560 * config/s390/predicates.md (permute_pattern_operand): New
4562 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4563 operand for the permute pattern.
4564 ("*vec_perm<mode>"): New insn definition.
4565 ("bswap<mode>"): Generate the permute pattern operand in the
4566 expander and perform the operand reloads for pre arch13 level
4568 ("*bswap<mode>_emu"): Rename to ...
4569 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4570 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4571 Add the USE operand for the permute pattern.
4572 ("*vec_set_bswap_vec<mode>"): Likewise.
4574 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4577 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4578 and gcc_unreachable if it fails, just call tree_to_uhwi which
4579 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4580 Start warning message with a lower-case letter. Formatting fixes.
4582 PR rtl-optimization/90026
4583 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4584 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4585 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4586 in cfglayout mode, use emit_barrier_after_bb.
4588 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4590 PR rtl-optimization/87763
4591 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4594 2019-04-11 Tom de Vries <tdevries@suse.de>
4596 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4597 max macro using statement expression.
4599 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4601 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4602 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4603 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4604 read_only_private_data_section using xcoff_private_rodata_section_name.
4605 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4607 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4610 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4612 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4614 PR rtl-optimization/89965
4615 * dce.c (sp_based_mem_offset): New function.
4616 (find_call_stack_args): Use sp_based_mem_offset.
4618 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4620 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4622 2019-04-11 Richard Biener <rguenther@suse.de>
4624 PR tree-optimization/90020
4625 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4626 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4627 * tree-ssa-pre.c (compute_avail): Use it to not put
4628 possibly trapping references after a call that might not
4629 return into EXP_GEN.
4630 * gcse.c (compute_hash_table_work): Do not elide
4631 marking a block containing a call if the call might not
4634 2019-04-11 Richard Biener <rguenther@suse.de>
4636 PR tree-optimization/90018
4637 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4638 Test both SLP and interleaving variants.
4640 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4642 * config/s390/8561.md: New file.
4643 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4644 Add arch13 cpu model.
4645 * config/s390/s390-opts.h (enum processor_type): Likewise.
4646 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4647 (s390_get_unit_mask): Likewise.
4648 (s390_is_fpd): Likewise.
4649 (s390_is_fxd): Likewise.
4650 * config/s390/s390.h (s390_tune_attr): Likewise.
4651 * config/s390/s390.md: Include arch13 pipeline description.
4652 * config/s390/s390.opt: Add arch13.
4654 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4656 PR rtl-optimization/87763
4657 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4659 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4661 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4663 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4664 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4665 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4666 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4668 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4670 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4671 "Although" in -fipa-icf documentation.
4673 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4674 of using multiple -g options.
4676 2019-04-10 Martin Liska <mliska@suse.cz>
4678 PR gcov-profile/89959
4679 * doc/gcov.texi: Make documentation of -x option
4682 2019-04-10 Richard Biener <rguenther@suse.de>
4684 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4686 (DR_GROUP_SAME_DR_STMT): Remove.
4687 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4688 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4689 replace with assert.
4690 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4691 (vect_record_grouped_load_vectors): Remove unreachable code.
4693 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4696 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4697 obsolete reference to N.
4699 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4702 * expr.c (store_expr): Set properly size on the MEM passed to
4706 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4707 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4708 translation is needed, and when translation is needed, only append
4709 ... if the string length is hostsz or more bytes long. Avoid using
4712 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4715 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4716 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4718 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4719 differences directly.
4720 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4722 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4724 PR translation/90011
4725 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4727 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4729 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4730 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4731 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4732 trailing space from -gsplit-dwarf diagnostics.
4734 PR tree-optimization/89998
4735 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4736 instead of integer_type_node if possible, don't add ranges if return
4737 type is not compatible with int.
4738 * gimple-fold.c (gimple_fold_builtin_sprintf,
4739 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4742 2019-04-09 Martin Liska <mliska@suse.cz>
4744 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4745 * doc/install.texi: Document the new config.
4747 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4749 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4750 use gimple_expr_type for load and store calls. Skip over the
4751 condition argument in a conditional internal function.
4752 Protect use of TREE_INT_CST_LOW.
4754 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4757 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4758 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4759 trailing period from it too.
4761 2019-04-08 wu yuan <wuyuan5@huawei.com>
4763 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4764 * config/aarch64/aarch64.md : Add "tsv110.md"
4765 * config/aarch64/tsv110.md: New file.
4767 2019-04-08 Richard Biener <rguenther@suse.de>
4769 PR tree-optimization/90006
4770 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4773 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4776 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4778 (fma_root_node): Likewise.
4779 (func_fma_steering): Likewise.
4781 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4783 PR rtl-optimization/89865
4784 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4786 PR rtl-optimization/89865
4787 * config/i386/i386.md
4788 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4789 numbers not to clash with the additional operands[4].
4790 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4791 with extra register copy in the middle.
4793 2019-04-08 Martin Liska <mliska@suse.cz>
4795 PR gcov-profile/89961
4796 * doc/gcov.texi: Document data_file.
4797 * gcov.c (generate_results): Add data_info into JSON output.
4799 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4801 PR tree-optimization/89725
4802 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4803 loop's chrec as invariant symbol.
4804 * tree-chrec.h (chrec_contains_symbols): New parameter.
4805 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4806 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4807 function of loops not in DDR's loop_nest.
4808 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4810 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4813 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4816 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4819 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4820 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4822 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4824 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4825 targetm.fixed_condition_code_regs.
4827 2019-04-05 Richard Biener <rguenther@suse.de>
4831 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4832 debug bind stmts but reset them if they are not valid at the
4835 2019-04-05 Martin Liska <mliska@suse.cz>
4837 PR translation/89936
4838 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4839 order to wrap keywords or arguments.
4840 * collect2.c (main): Likewise.
4841 (scan_prog_file): Likewise.
4842 (scan_libraries): Likewise.
4843 * common/config/riscv/riscv-common.c
4844 (riscv_subset_list::parsing_subset_version): Likewise.
4845 (riscv_subset_list::parse_std_ext): Likewise.
4846 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4848 * config/arm/arm.c (arm_option_override): Likewise.
4849 * config/cris/cris.c (cris_print_operand): Likewise.
4850 * config/darwin-c.c (darwin_pragma_options): Likewise.
4851 (darwin_pragma_unused): Likewise.
4852 (darwin_pragma_ms_struct): Likewise.
4853 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4854 * config/i386/i386.c (print_reg): Likewise.
4855 (ix86_print_operand): Likewise.
4856 * config/i386/xm-djgpp.h: Likewise.
4857 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4858 * config/m32c/m32c.c (m32c_option_override): Likewise.
4859 * config/msp430/msp430.c (msp430_option_override): Likewise.
4860 * config/nds32/nds32.c (nds32_option_override): Likewise.
4861 * config/nvptx/mkoffload.c (main): Likewise.
4862 * config/rx/rx.c (rx_print_operand): Likewise.
4863 (valid_psw_flag): Likewise.
4864 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4865 (vms_pragma_nomember_alignment): Likewise.
4866 (vms_pragma_extern_model): Likewise.
4867 * lto-wrapper.c (compile_offload_image): Likewise.
4868 * omp-offload.c (oacc_parse_default_dims): Likewise.
4869 * symtab.c (symtab_node::verify_base): Likewise.
4870 * tlink.c (recompile_files): Likewise.
4871 (start_tweaking): Likewise.
4872 * tree-profile.c (parse_profile_filter): Likewise.
4874 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4876 PR tree-optimization/89956
4877 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4878 multiple negates of the same value.
4880 2019-04-04 Martin Sebor <msebor@redhat.com>
4884 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4885 have the same precision since the function crashes otherwise.
4886 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4887 has non-zero arguments.
4889 2019-04-04 Martin Sebor <msebor@redhat.com>
4892 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4893 out if the number of arguments is less than expected.
4895 2019-04-04 Jeff Law <law@redhat.com>
4897 PR rtl-optimization/89399
4898 * ree.c (combine_set_extension): Use single_set rather than
4899 digging into PATTERN for items on the candidate list.
4900 (combine_reaching_defs): Likewise.
4902 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4904 PR rtl-optimization/46590
4905 * loop-invariant.c (find_defs): Move df_remove_problem and
4906 df_process_deferred_rescans to move_invariants.
4907 Move df_live_add_problem and df_live_set_all_dirty calls
4909 (move_invariants): Likewise.
4910 (move_loop_invariants): Likewise, making the df_live calls
4911 conditional on -O. Remove the problem again if we added it
4914 2019-04-03 qing zhao <qing.zhao@oracle.com>
4916 PR tree-optimization/89730
4917 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4918 -flive-patching=inline-only-static.
4919 (can_inline_edge_by_limits_p): Add the checking for
4920 -flive-patching=inline-only-static and grant always_inline
4921 even when -flive-patching=inline-only-static is specified.
4923 2019-04-03 Jeff Law <law@redhat.com>
4925 PR rtl-optimization/81025
4926 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4928 2019-04-03 Richard Biener <rguenther@suse.de>
4930 PR tree-optimization/84101
4931 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4932 regs.h for hard_regno_nregs.
4933 (cfun_returns): New helper.
4934 (vect_model_store_cost): When vectorizing a store to a decl
4935 we return and the function ABI returns in a multi-reg location
4936 account for the possible spilling that will happen.
4938 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4940 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4941 displacement addresses for vector mode operands.
4943 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4945 * config/arc/arc.c (GMASK_LEN): Define.
4946 (arc_restore_callee_saves): Restore first blink when
4949 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4951 * doc/extend.texi: Add deprecated comment on sign-return-address
4952 function attribute and add mbranch-protection.
4953 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4955 2019-04-03 Richard Biener <rguenther@suse.de>
4958 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4959 the all target phony.
4961 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4965 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4966 Return false for variable DImode shifts.
4967 (dimode_scalar_chain::compute_convert_gain): Do not handle
4968 register count operand in variable DImode shifts.
4969 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4970 count argument of a variable shift instruction to a vector register.
4971 (dimode_scalar_chain::convert_reg): Remove support to convert
4972 count argument of a variable shift instruction.
4974 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4976 PR rtl-optimization/84206
4977 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4978 iterating over loop headers.
4980 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4982 PR rtl-optimization/85876
4983 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4984 beyond the original fence.
4986 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4988 * config.gcc: Mark spu* targets as deprecated/obsolete.
4990 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4992 * config/s390/s390-builtin-types.def: New builtin function type
4993 definitions. Remove unused types.
4994 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4995 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4996 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4997 overloaded builtins.
4998 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4999 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
5000 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
5001 (vec_double, vec_signed, vec_unsigned): Define to use the new
5002 overloaded builtins.
5003 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
5006 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5008 * config/s390/s390-builtin-types.def: New builtin function type
5010 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
5011 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
5012 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
5013 (s390_vstrszh, s390_vstrszf): New low-level builtins.
5014 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
5015 constant definitions.
5016 * config/s390/vecintrin.h (vec_search_string_cc)
5017 (vec_search_string_until_zero_cc): New builtin name definitions.
5018 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
5020 ("vec_vstrs<mode>"): New insn definition.
5022 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5024 * config/s390/s390-builtin-types.def: Add new builtin function
5026 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
5027 New overloaded builtins.
5028 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
5030 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
5031 (UNSPEC_VEC_SLDBYTE): ... this.
5032 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
5033 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
5035 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
5036 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
5037 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
5039 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5041 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
5042 New insn definition.
5043 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
5044 * config/s390/vector.md (V_HW_HSD): ... here.
5046 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5048 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
5049 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
5050 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
5051 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
5052 New insn definitions.
5054 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5056 * config/s390/s390-builtin-types.def: Add new builtin function type.
5057 * config/s390/s390-builtins.def: Add overloaded builtin
5058 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
5059 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
5060 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
5061 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
5062 ("eltswap<mode>"): New expander.
5063 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
5066 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5068 * config/s390/s390-builtin-types.def: Add new builtin function types.
5069 * config/s390/s390-builtins.def: Add overloaded builtin
5070 s390_vec_revb. Add low-level builtins for vlbr and vstbr
5072 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
5073 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
5074 ("bswap<mode>"): New expander.
5075 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
5077 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5079 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
5080 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
5081 vector builtin version number in __VEC__.
5083 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5085 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
5087 (SFSI): New mode attribute.
5088 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
5089 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
5091 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
5092 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
5093 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
5094 ("floatsi<mode>2"): Add wcefb instruction.
5096 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5098 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
5099 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
5101 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
5102 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
5103 support 32 bit fp-int conversions. Rename to ...
5104 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5105 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5106 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
5107 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
5110 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5112 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
5113 if-then-else constructs if we can use the select instruction.
5114 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
5116 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5118 * config/s390/s390.md ("*popcountdi_arch13_cc")
5119 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
5121 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
5122 Append _z196 to make it ...
5123 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
5124 ("popcounthi2_z196"): ... this.
5125 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
5126 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
5128 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5130 * config/s390/s390.c (s390_canonicalize_comparison): Convert
5131 certain compares for arch13 in order to make use of the condition
5132 code result produced by the new instructions.
5133 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
5134 nxrk, and nxgrk instruction patterns.
5135 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
5136 (inv_no): Add new code iterator together with some attributes.
5137 ("*andc_split_<mode>"): Disable splitter for arch13.
5138 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
5139 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
5140 ("*<ANDOR:bitops_name>c<GPR:mode>")
5141 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
5142 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
5143 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
5144 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
5146 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5148 * common/config/s390/s390-common.c (processor_flags_table): New
5150 * config.gcc: Support arch13 with the --with-arch= configure flag.
5151 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5152 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
5153 * config/s390/s390.c (s390_get_sched_attrmask)
5154 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
5155 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
5156 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
5157 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
5158 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
5160 * config/s390/s390.opt: Support arch13 as processor type in
5161 command line options.
5163 2019-04-02 Martin Liska <mliska@suse.cz>
5165 PR translation/89912
5166 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
5167 Fix param description of graphite-max-arrays-per-scop.
5169 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
5171 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
5172 (ASAN_CC1_SPEC): Use it in 64-bit mode.
5173 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
5175 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5177 PR rtl-optimization/85412
5178 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
5179 sel_sched_region_1, not after.
5181 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5183 PR rtl-optimization/86928
5184 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
5185 compute_live if necessary.
5186 (sel_redirect_edge_and_branch): Likewise.
5188 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
5190 PR rtl-optimization/89865
5191 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
5192 register if it is a part of small class.
5194 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5196 PR rtl-optimization/87273
5197 * sel-sched-ir.c (merge_fences): Remove assert.
5199 2019-04-01 Richard Biener <rguenther@suse.de>
5201 PR tree-optimization/46590
5202 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
5203 (dom_walker::m_reachability): Add in place of...
5204 (dom_walker::m_skip_unreachable_blocks): ...this.
5205 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
5206 Move complex initialization ...
5207 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
5208 lazily and initialize edge flags on each invocation.
5209 (dom_walker::bb_reachable): Use m_reachability.
5211 2019-04-01 Martin Liska <mliska@suse.cz>
5214 * opt-suggestions.c (option_proposer::build_option_suggestions):
5215 Add variant without any argument in order to provide better
5218 2019-04-01 Richard Biener <rguenther@suse.de>
5221 * gimple.c: Include langhooks.h.
5222 (gimple_get_alias_set): Treat enumeral types as the underlying
5225 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5226 Eric Botcazou <ebotcazou@adacore.com>
5228 PR rtl-optimization/89862
5229 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
5230 that operates on the full registers for WORD_REGISTER_OPERATIONS
5233 2019-03-29 Jim Wilson <jimw@sifive.com>
5235 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
5236 Clear MASK_RVC and then set if C subset supported.
5238 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5241 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
5242 non-addressable complit into its initializer if it is volatile.
5244 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
5246 * opts-common.c (integral_argument): Set errno properly in one case.
5248 2019-03-29 Martin Liska <mliska@suse.cz>
5250 * doc/invoke.texi: Remove -Wchkp from documentation.
5252 2019-03-29 Martin Liska <mliska@suse.cz>
5254 * dbgcnt.c (print_limit_reach): New function.
5257 2019-03-29 Martin Liska <mliska@suse.cz>
5259 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5260 (dbg_cnt_process_opt): Parse first tokens aas
5261 dbg_cnt_process_single_pair is also using strtok.
5263 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5265 PR rtl-optimization/87485
5266 * function.c (expand_function_end): Move stack_protect_epilogue
5267 before loading of return value into hard register(s).
5269 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5272 * tree-inline.h (struct copy_body_data): Add
5273 dont_remap_vla_if_no_change flag.
5274 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5275 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5276 and remap_type_2 returns false.
5277 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5278 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5279 only from where it is copied to nested contexts.
5281 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5284 * config/i386/i386.md (RMW operation with LEA peephole):
5285 Use LEAMODE mode attribute instead of SWI mode iterator for
5288 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5291 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5292 Also process XEXP (src, 0) of a shift insn.
5294 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5297 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5298 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5300 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5302 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5304 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5305 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5306 immediately after first one with df_analyze in between, but rather
5307 process all bbs, queueing ones that need second pass in a worklist,
5308 df_analyze, process queued debug insn changes and if second pass is
5309 needed, process bbs from worklist, df_analyze, process queued debug
5312 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5313 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5314 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5316 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5319 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5322 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5325 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5326 function for 32-bit MS_ABI.
5327 (function_value_ms_32): New function.
5329 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5331 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5332 (movdi): Call gen_movdi_symbol_save_scc.
5333 (gen_movdi_symbol_save_scc): New insn and split.
5335 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5337 PR rtl-optimization/89313
5338 * function.c (matching_constraint_num): New static function.
5339 (match_asm_constraints_1): Use it. Fixup white space and comment.
5340 Don't replace inputs with non-matching constraints which conflict
5341 with early clobber outputs.
5343 2019-03-27 Jeff Law <law@redhat.com>
5346 PR rtl-optimization/87761
5347 PR rtl-optimization/89826
5348 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5350 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5351 note problem to get REG_DEAD/REG_UNUSED notes updated.
5353 2019-03-27 Richard Biener <rguenther@suse.de>
5355 PR tree-optimization/89463
5356 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5357 queue edges to remove.
5358 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5359 dead stmts. Delay edge removal until PHIs are removed to
5360 make debug-stmt creation not confused by seemingly degenerate
5363 2019-03-27 Alan Modra <amodra@gmail.com>
5365 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5367 * config/rs6000/darwin.h: Likewise.
5368 * config/rs6000/rs6000.c: Likewise.
5370 2019-03-27 Alan Modra <amodra@gmail.com>
5372 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5373 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5375 2019-03-26 Andrew Waterman <andrew@sifive.com>
5376 Jim Wilson <jimw@sifive.com>
5378 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5379 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5380 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5381 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5382 (generic_alu): Add auipc to type list.
5383 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5384 (riscv_microarchitecture): Declare.
5385 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5386 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5388 (riscv_microarchitecture): New.
5389 (sifive_7_tune_info): New.
5390 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5391 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5393 (riscv_store_data_bypass_p): New.
5394 (riscv_option_override): Set riscv_microarchitecture from
5395 cpu->microarchitecture.
5396 * config/riscv/riscv.md: Include sifive-7.md.
5399 (auipc<mode>): Change type to auipc.
5400 (restore_stack_nonlocal): New.
5401 * config/riscv/sifive-7.md: New.
5402 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5404 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5407 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5408 Also process XEXP (src, 0) of a shift insn.
5410 2019-03-26 Richard Biener <rguenther@suse.de>
5412 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5413 (copy_debug_stmt): Likewise.
5414 (expand_call_inline): Likewise.
5415 (copy_bb): Avoid redundant lookup & set of gimple_block.
5416 * gimple-low.c (lower_gimple_return): Likewise.
5417 (lower_builtin_setjmp): Likewise.
5419 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5421 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5422 is constant 0, turn into static const data member initialized to false.
5423 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5424 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5426 2019-03-26 Jason Merrill <jason@redhat.com>
5427 Jakub Jelinek <jakub@redhat.com>
5429 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5431 (mem_alloc_description::release_object_overhead): Fix comment typos.
5432 * hash-table.h (hash_table::~hash_table): Call
5433 release_instance_overhead only if m_entries is non-NULL, otherwise
5434 call unregister_descriptor.
5436 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5438 PR tree-optimization/81740
5439 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5440 In case of outer loop vectorization, check for backward dependence
5441 at the inner loop if outer loop dependence is reversed.
5443 2019-03-26 Alan Modra <amodra@gmail.com>
5445 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5446 rs6000_vector_mem init. Correct wI and wJ comment.
5448 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5450 PR rtl-optimization/88347
5451 PR rtl-optimization/88423
5452 * sched-deps.c (sched_analyze_insn): Take into account that for
5453 tablejumps the barrier appears after a label and a jump_table_data.
5455 2019-03-25 Martin Sebor <msebor@redhat.com>
5458 * c-common.c (check_user_alignment): Rename local. Correct maximum
5459 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5460 convert it to UHWI when it fits.
5462 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5465 * dwarf2out.c (premark_used_variables): New function.
5466 (prune_unused_types_walk): Do not mark not premarked external
5468 (prune_unused_types): Call premark_used_variables.
5470 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5472 PR rtl-optimization/89676
5473 * lra-constraints.c (curr_insn_transform): Do match reload for
5474 early clobbers when the match was successful only for different
5477 2019-03-25 Martin Sebor <msebor@redhat.com>
5479 * doc/extend.texi (Common Type Attributes): Document vector_size.
5480 (Common Variable Attributes): Mention size constraint. Correct
5482 (Vector Extensions): Use @dfn when defining bas type. Clarify
5483 base type and size constraints.
5485 2019-03-25 Richard Biener <rguenther@suse.de>
5487 PR tree-optimization/89789
5488 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5489 changes from non-undefined back to undefined.
5491 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5493 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5494 heap string and a gc string, but since this variable is unknown to
5495 ggc the gc string might get reused and corrupted. Fixed by always
5496 using a heap string.
5498 2019-03-25 Richard Biener <rguenther@suse.de>
5500 PR tree-optimization/89779
5501 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5502 to remove IV defs, delay actual removal.
5503 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5504 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5505 very end, properly also reset loop control IV information.
5507 2019-03-25 Richard Biener <rguenther@suse.de>
5509 PR tree-optimization/89802
5510 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5511 move EH data to folded stmt.
5513 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5515 * config/s390/s390-builtin-types.def: Remove few unused types and
5516 fix sort order for others.
5518 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5520 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5521 expected and found types with -mdebug during builtin matching.
5523 2019-03-25 Richard Biener <rguenther@suse.de>
5526 * fold-const.c (operand_equal_p): Revert last change with
5529 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5531 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5532 notes for the result of the __tls_get_addr calls.
5533 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5535 2019-03-24 Jeff Law <law@redhat.com>
5537 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5539 PR rtl-optimization/87761
5540 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5541 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5543 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5544 rescans. Reprocess blocks as needed, calling df_analyze before
5545 reprocessing. Always call df_analyze before fixing up debug bind
5548 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5550 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5553 2019-03-22 Andrew Pinski <apinski@marvell.com>
5555 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5556 attrribute for uxtw.
5558 2019-03-26 Jeff Law <law@redhat.com>
5560 PR rtl-optimization/87761
5561 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5562 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5563 (mips_split_move): Accept new INSN argument. Try to forward SRC
5564 into the next instruction.
5565 (mips_split_move_insn): Pass INSN through to mips_split_move.
5567 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5569 PR rtl-optimization/89676
5570 * lra-constraints.c (curr_insn_transform): Do match reload for
5571 early clobbers even if the match was successful.
5573 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5576 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5578 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5580 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5582 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5584 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5585 <avx512>_fmsub_<mode>_mask3<round_name>,
5586 <avx512>_fnmadd_<mode>_mask3<round_name>,
5587 <avx512>_fnmsub_<mode>_mask3<round_name>,
5588 avx512f_vmfmadd_<mode>_mask3<round_name>,
5589 avx512f_vmfmsub_<mode>_mask3<round_name>,
5590 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5591 instead of register_operand and %v instead of v for match_operand 1.
5592 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5593 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5594 <round_nimm_predicate> instead of register_operand and %v instead of v
5595 for match_operand 1.
5597 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5598 <avx512>_fmadd_<mode>_mask3<round_name>,
5599 <avx512>_fmsub_<mode>_mask<round_name>,
5600 <avx512>_fmsub_<mode>_mask3<round_name>,
5601 <avx512>_fnmadd_<mode>_mask<round_name>,
5602 <avx512>_fnmadd_<mode>_mask3<round_name>,
5603 <avx512>_fnmsub_<mode>_mask<round_name>,
5604 <avx512>_fnmsub_<mode>_mask3<round_name>,
5605 <avx512>_fmaddsub_<mode>_mask<round_name>,
5606 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5607 <avx512>_fmsubadd_<mode>_mask<round_name>,
5608 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5609 <round_nimm_predicate> instead of nonimmediate_operand.
5610 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5611 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5612 Use register_operand instead of <round_nimm_predicate> for the
5613 operand that needs to match output.
5614 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5615 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5616 Likewise. Formatting fixes.
5619 * config/i386/i386.c (enum ix86_builtins): Remove
5620 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5621 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5622 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5623 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5624 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5625 __builtin_ia32_vfmsubss3_mask3): New builtins.
5626 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5627 avx512f_vmfmadd_<mode>_mask3<round_name>,
5628 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5629 *avx512f_vmfmsub_<mode>_mask<round_name>,
5630 avx512f_vmfmsub_<mode>_mask3<round_name>,
5631 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5632 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5633 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5634 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5635 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5636 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5637 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5638 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5639 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5640 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5641 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5642 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5643 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5644 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5645 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5646 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5647 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5648 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5649 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5650 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5651 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5652 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5653 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5654 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5655 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5656 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5657 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5658 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5660 2019-03-21 Martin Sebor <msebor@redhat.com>
5662 PR tree-optimization/89350
5663 * builtins.c (compute_objsize): Also ignore offsets whose upper
5665 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5666 (builtin_memref::builtin_memref): Initialize new member.
5667 Allow EXPR to be null.
5668 (builtin_memref::extend_offset_range): Replace local with a member.
5669 Avoid assuming pointer offsets are unsigned.
5670 (builtin_memref::set_base_and_offset): Determine base object
5671 before computing offset range.
5672 (builtin_access::builtin_access): Handle memset.
5673 (builtin_access::generic_overlap): Replace local with a member.
5674 (builtin_access::strcat_overlap): Same.
5675 (builtin_access::overlap): Same.
5676 (maybe_diag_overlap): Same.
5677 (maybe_diag_access_bounds): Same.
5678 (wrestrict_dom_walker::check_call): Handle memset.
5679 (check_bounds_or_overlap): Same.
5681 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5682 Jakub Jelinek <jakub@redhat.com>
5685 * tree.c (fld_type_variant, fld_incomplete_type_of,
5686 fld_process_array_type): Call fld->pset.add and don't call
5687 add_tree_to_fld_list if it returns true.
5688 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5689 non-marked types from TYPE_NEXT_VARIANT list.
5690 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5692 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5694 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5695 to false, if true, don't alloc_entries during construction, but defer
5696 it to the first method that needs m_entries allocated.
5697 (hash_table::hash_table, hash_table::~hash_table,
5698 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5699 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5700 hash_table::clear_slot, hash_table::traverse_noresize,
5701 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5702 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5704 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5705 NO_INSERT instead of find_with_hash.
5706 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5707 hash_set::m_table): Add Lazy to template params of hash_table.
5708 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5709 * attribs.c (test_attribute_exclusions): Likewise.
5710 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5711 hash_set. Add tests for hash_set with Lazy = true.
5713 2019-03-21 Richard Biener <rguenther@suse.de>
5715 PR tree-optimization/89779
5716 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5717 checks with respect to released SSA names now having error_mark_node
5719 * fold-const.c (operand_equal_p): Likewise.
5721 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5724 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5726 (s390_optimize_register_info): Use global_not_special_regno_p to
5727 check for global regs.
5729 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5732 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5733 update this_alternative nor this_alternative_set.
5735 2019-03-19 Jim Wilson <jimw@sifive.com>
5738 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5739 align, size, offset. Use them to handle a BLKmode reference. Update
5741 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5743 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5745 PR rtl-optimization/89768
5746 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5748 (unroll_loop_runtime_iterations): Likewise.
5750 2019-03-19 Martin Sebor <msebor@redhat.com>
5752 PR tree-optimization/89644
5753 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5754 rather than endptr as an indicator of nul-termination.
5756 PR tree-optimization/89644
5757 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5758 arrays in determining sequence sizes in strncpy and stpncpy.
5760 2019-03-19 Martin Liska <mliska@suse.cz>
5763 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5764 unlikely_edges if there's an edge that belongs to both these sets.
5766 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5769 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5770 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5771 go via a stack temporary.
5773 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5776 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5777 instead of gen_rtx_SUBREG.
5778 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5780 2019-03-19 Richard Biener <rguenther@suse.de>
5783 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5785 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5789 * tree.c (free_lang_data_in_decl): Do not free context of C++
5792 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5795 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5796 subs for the first alternative except when operands[3] is 1.
5799 * gimplify.c (gimplify_asm_expr): For output argument with
5800 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5803 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5805 PR rtl-optimization/89753
5806 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5807 explicit unrolling factor even more robust.
5809 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5812 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5813 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5814 signed zeros, do another copysign after the compensation.
5816 2019-03-18 Martin Sebor <msebor@redhat.com>
5818 PR tree-optimization/89720
5819 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5820 more conservatively, the same as anti-range.
5822 2019-03-18 Richard Biener <rguenther@suse.de>
5825 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5826 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5827 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5828 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5830 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5832 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5833 Extend queue to 1024 entries.
5834 Add "consumed" field.
5835 (gomp_print_output): Remove print_index parameter.
5836 Add final parameter.
5837 Change limit to unsigned.
5838 Use consumed field to implement circular buffer.
5839 Detect interrupted print in final pass.
5840 Flush output at the end.
5841 (run): Update gomp_print_output usage.
5842 (main): Initialize kernargs->output_data.consumed.
5844 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5846 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5847 calculation of the minimum number of scalar iterations for
5848 fully-predicated loops.
5850 2019-03-18 Martin Jambor <mjambor@suse.cz>
5852 PR tree-optimization/89546
5853 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5854 any propagation to its children took place.
5856 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5859 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5860 parameter, and make use of it.
5861 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5863 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5865 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5866 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5867 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5868 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5869 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5870 match what the ops is doing.
5871 (push_multi_fp_blink): Likewise.
5872 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5873 compiling for size and elf target.
5874 (arc_save_callee_enter): Adjust note to match what enter/leave
5877 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5879 * config/arc/arc.md (tst_movb): Fix constraint.
5881 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5883 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5885 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5887 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5888 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5889 reg_alloc_order references.
5890 (size_alloc_order): Define.
5891 (arc_adjust_reg_alloc_order): New function.
5892 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5894 (ADJUST_REG_ALLOC_ORDER): Define.
5895 (HONOR_REG_ALLOC_ORDER): Likewise.
5897 2019-03-18 Richard Biener <rguenther@suse.de>
5900 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5901 loads and stores a bit more.
5903 2019-03-18 Richard Biener <rguenther@suse.de>
5906 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5907 load pessimization to stores as well.
5909 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5912 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5913 successor, use NULL as its av set.
5915 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5917 PR rtl-optimization/89721
5918 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5920 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5923 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5924 When handling vec_extract, use modular arithmetic to allow
5925 constant selectors greater than vector length.
5926 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5927 V1TImode vectors to have constant selector values greater than 0.
5928 Use modular arithmetic to compute vector index.
5929 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5930 index for in-memory vectors. Correct code generation for
5931 in-register vectors.
5932 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5935 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5939 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5942 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5945 * tree.c (inchash::add_expr): Strip any location wrappers.
5946 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5947 after hash verification.
5950 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5951 SIGN_EXTEND and ZERO_EXTEND.
5953 2019-03-14 Jason Merrill <jason@redhat.com>
5954 Jakub Jelinek <jakub@redhat.com>
5956 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5957 than if is_empty (*slot).
5958 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5959 existing elt and for elt removal.
5960 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5961 of already removed elt.
5963 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5966 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5969 2019-03-14 Martin Liska <mliska@suse.cz>
5972 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5974 2019-03-14 Richard Biener <rguenther@suse.de>
5977 * config/i386/i386.c (make_resolver_func): Properly set
5978 DECL_CONTEXT on the RESULT_DECL.
5979 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5981 2019-03-14 Richard Biener <rguenther@suse.de>
5983 * gimple-pretty-print.c: Include cfgloop.h.
5984 (dump_gimple_phi): Adjust.
5985 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5986 (pp_cfg_jump): Adjust.
5987 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5988 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5989 (lower_phi_internal_fn): Remove.
5990 (verify_gimple_call): Remove IFN_PHI special-casing.
5991 (dump_function_to_file): Dump IL state.
5992 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5993 done to deal with PHI nodes being present in non-SSA state.
5995 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5998 * multiple_target.c (create_dispatcher_calls): Change
5999 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
6000 In the node->iterate_referring loop, push *ref rather than ref, call
6001 ref->remove_reference () and always pass 0 to iterate_referring.
6003 PR rtl-optimization/89679
6004 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
6005 would contain a paradoxical SUBREG.
6007 2019-03-14 Richard Biener <rguenther@suse.de>
6009 PR tree-optimization/89710
6010 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
6013 2019-03-14 Martin Liska <mliska@suse.cz>
6015 * coverage.c (coverage_begin_function): Stream also
6017 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
6018 documentation about function declaration location.
6019 * gcov-dump.c (tag_function): Print whole range
6020 of function declaration.
6021 * gcov.c (struct function_info): Add end_column field.
6022 (function_info::function_info): Initialize it.
6023 (output_json_intermediate_file): Output {start,end}_column
6025 (read_graph_file): Read end_column.
6027 2019-03-14 Richard Biener <rguenther@suse.de>
6030 * fold-const.c (operand_equal_p): For INDIRECT_REF check
6031 that the access types are similar.
6033 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6035 PR tree-optimization/89703
6036 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
6037 aren't compatible also with builtin_decl_explicit. Check pure
6038 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
6039 and BUILT_IN_STPNCPY{,_CHK}.
6041 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
6044 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
6045 addr32 prefix to VSIB address for X32.
6046 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
6048 (*avx512pf_gatherpf<mode>df_mask): Likewise.
6049 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
6050 (*avx512pf_scatterpf<mode>df_mask): Likewise.
6051 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
6052 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
6053 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
6054 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
6055 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
6056 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
6057 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
6058 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
6059 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
6060 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
6061 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
6062 (*avx512f_scatterdi<mode>): Likewise.
6064 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
6067 * lra-constraints.c (inherit_in_ebb): Update
6068 potential_reload_hard_regs along with live_hard_regs.
6070 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6073 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
6075 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
6077 2019-03-13 Martin Sebor <msebor@redhat.com>
6079 PR tree-optimization/89662
6080 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
6083 2019-03-13 Richard Biener <rguenther@suse.de>
6086 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
6087 throw FP expressions at tree-affine.
6089 2019-03-14 Richard Biener <rguenther@suse.de>
6091 * tree-pretty-print.c (dump_generic_node): For -gimple properly
6092 dump negative integer constants using _Literal (type) -num.
6094 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6096 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
6097 nonlocal_value member.
6100 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
6101 (ipa_simd_modify_function_body): Handle PHIs.
6103 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6105 * config/s390/s390.c (s390_option_override_internal): Use more
6106 aggressive inlining parameters.
6108 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6110 * config/s390/3906.md: New file.
6111 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6112 (LONGRUNNING_THRESHOLD): Remove.
6113 (MAX_SCHED_MIX_SCORE): Decrease.
6114 (MAX_SCHED_MIX_DISTANCE): Decrease.
6115 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
6116 (struct s390_sched_state): New struct to hold scheduling state.
6117 (S390_SCHED_STATE_NORMAL): Remove.
6118 (S390_SCHED_STATE_CRACKED): Remove.
6119 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
6120 (s390_get_sched_attrmask): Use new attribute.
6121 (s390_get_unit_mask): Use new units.
6122 (s390_is_fpd): New function.
6123 (s390_is_fxd): New function.
6124 (s390_is_longrunning): New function.
6125 (s390_sched_score): Use new functions.
6126 (s390_sched_reorder): Likewise.
6127 (s390_sched_variable_issue): Rework and use new functions.
6128 (s390_sched_init): Use new functions.
6129 * config/s390/s390.h (s390_tune_attr): Add z14.
6130 * config/s390/s390.md: Add z14.
6132 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6134 * config/s390/2964.md: Update pipeline description.
6135 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6136 (LONGRUNNING_THRESHOLD): Remove.
6137 (LATENCY_FACTOR): Remove.
6138 (s390_get_unit_mask): Add unit.
6139 (s390_sched_score): Use fxd/fpd.
6140 (s390_sched_variable_issue): Use fxd/fpd.
6142 2019-03-12 Martin Liska <mliska@suse.cz>
6144 * config/i386/i386.c: Reword an error message.
6146 2019-03-12 Martin Jambor <mjambor@suse.cz>
6148 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
6149 terminate with newline.
6151 2019-03-12 Jakub Jelinek <jakub@redhat.com>
6154 * config/s390/s390.md (tabort): Use %wd instead of
6155 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
6156 letters and periods.
6157 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
6158 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
6162 * builtins.c (expand_builtin_int_roundingfn,
6163 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
6164 gcc_unreachable if validate_arglist fails.
6166 2019-03-12 Richard Biener <rguenther@suse.de>
6168 PR tree-optimization/89664
6169 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
6170 free the occurance tree after the early out.
6172 2019-03-11 Jakub Jelinek <jakub@redhat.com>
6176 * vr-values.c (vr_values::update_value_range): If
6177 old_vr->varying_p (), don't update it, make new_vr also VARYING
6180 2019-03-11 Martin Liska <mliska@suse.cz>
6182 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6183 Fix double string quoting.
6185 2019-03-11 Martin Liska <mliska@suse.cz>
6187 * collect-utils.c (collect_wait): Wrap apostrophes
6188 in gcc internal format with %'.
6189 * collect2.c (main): Likewise.
6190 (scan_prog_file): Likewise.
6191 (scan_libraries): Likewise.
6192 * config/i386/i386.c (ix86_expand_call): Likewise.
6193 (ix86_handle_interrupt_attribute): Likewise.
6194 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
6195 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
6196 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
6197 * lto-wrapper.c (find_crtoffloadtable): Likewise.
6198 * symtab.c (symtab_node::verify_base): Likewise.
6199 * tree-cfg.c (verify_gimple_label): Likewise.
6200 * tree.c (verify_type_variant): Likewise.
6202 2019-03-11 Martin Liska <mliska@suse.cz>
6204 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
6205 in a string format message and fix GNU coding style.
6206 (expand_builtin_set_thread_pointer): Likewise.
6207 * common/config/aarch64/aarch64-common.c
6208 (aarch64_rewrite_selected_cpu): Likewise.
6209 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
6210 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
6211 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
6212 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
6213 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
6214 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
6215 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
6216 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
6217 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
6218 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
6220 * common/config/riscv/riscv-common.c
6221 (riscv_subset_list::parsing_subset_version): Likewise.
6222 (riscv_subset_list::parse_std_ext): Likewise.
6223 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6224 (riscv_subset_list::parse): Likewise.
6225 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
6226 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
6227 (aarch64_override_options_internal): Likewise.
6228 (aarch64_validate_mcpu): Likewise.
6229 (aarch64_validate_march): Likewise.
6230 (aarch64_validate_mtune): Likewise.
6231 (aarch64_override_options): Likewise.
6232 * config/alpha/alpha.c (alpha_option_override): Likewise.
6233 * config/arc/arc.c (arc_init): Likewise.
6234 (parse_mrgf_banked_regs_option): Likewise.
6235 (arc_override_options): Likewise.
6236 (arc_expand_builtin_aligned): Likewise.
6237 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
6238 (arm_expand_builtin): Likewise.
6239 * config/arm/arm.c (arm_option_check_internal): Likewise.
6240 (arm_configure_build_target): Likewise.
6241 (arm_option_override): Likewise.
6242 (arm_options_perform_arch_sanity_checks): Likewise.
6243 (arm_handle_cmse_nonsecure_entry): Likewise.
6244 (arm_handle_cmse_nonsecure_call): Likewise.
6245 (arm_tls_referenced_p): Likewise.
6246 (thumb1_expand_prologue): Likewise.
6247 * config/avr/avr.c (avr_option_override): Likewise.
6248 * config/bfin/bfin.c (bfin_option_override): Likewise.
6249 * config/c6x/c6x.c (c6x_option_override): Likewise.
6250 * config/cr16/cr16.c (cr16_override_options): Likewise.
6251 * config/cris/cris.c (cris_option_override): Likewise.
6252 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6253 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6254 * config/darwin.c (darwin_override_options): Likewise.
6255 * config/frv/frv.c (frv_expand_builtin): Likewise.
6256 * config/h8300/h8300.c (h8300_option_override): Likewise.
6257 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6258 (ix86_option_override_internal): Likewise.
6259 (warn_once_call_ms2sysv_xlogues): Likewise.
6260 (ix86_expand_prologue): Likewise.
6261 (split_stack_prologue_scratch_regno): Likewise.
6262 (ix86_warn_parameter_passing_abi): Likewise.
6263 * config/ia64/ia64.c (fix_range): Likewise.
6264 * config/m68k/m68k.c (m68k_option_override): Likewise.
6265 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6266 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6267 (mips_set_compression_mode): Likewise.
6268 * config/mmix/mmix.c (mmix_option_override): Likewise.
6269 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6270 * config/msp430/msp430.c (msp430_option_override): Likewise.
6271 * config/nds32/nds32.c (nds32_option_override): Likewise.
6272 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6273 (nios2_option_override): Likewise.
6274 (nios2_expand_custom_builtin): Likewise.
6275 * config/nvptx/mkoffload.c (main): Likewise.
6276 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6277 * config/pa/pa.c (fix_range): Likewise.
6278 (pa_option_override): Likewise.
6279 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6280 (riscv_option_override): Likewise.
6281 * config/rl78/rl78.c (rl78_option_override): Likewise.
6282 * config/rs6000/aix61.h: Likewise.
6283 * config/rs6000/aix71.h: Likewise.
6284 * config/rs6000/aix72.h: Likewise.
6285 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6286 * config/rs6000/freebsd64.h: Likewise.
6287 * config/rs6000/linux64.h: Likewise.
6288 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6289 (rs6000_expand_zeroop_builtin): Likewise.
6290 (rs6000_expand_mtfsb_builtin): Likewise.
6291 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6292 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6293 (rs6000_invalid_builtin): Likewise.
6294 (rs6000_expand_split_stack_prologue): Likewise.
6295 * config/rs6000/rtems.h: Likewise.
6296 * config/rx/rx.c (valid_psw_flag): Likewise.
6297 (rx_expand_builtin): Likewise.
6298 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6299 * config/s390/s390.c (s390_expand_builtin): Likewise.
6300 (s390_function_profiler): Likewise.
6301 (s390_option_override_internal): Likewise.
6302 (s390_option_override): Likewise.
6303 * config/sh/sh.c (sh_option_override): Likewise.
6304 (sh_builtin_saveregs): Likewise.
6305 (sh_fix_range): Likewise.
6306 * config/sh/vxworks.h: Likewise.
6307 * config/sparc/sparc.c (sparc_option_override): Likewise.
6308 * config/spu/spu.c (spu_option_override): Likewise.
6309 (fix_range): Likewise.
6310 * config/visium/visium.c (visium_option_override): Likewise.
6311 (visium_handle_interrupt_attr): Likewise.
6312 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6313 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6314 (dbg_cnt_process_opt): Likewise.
6315 * dwarf2out.c (output_dwarf_version): Likewise.
6316 * except.c (expand_eh_return): Likewise.
6317 * gcc.c (defined): Likewise.
6318 (driver_handle_option): Likewise.
6319 (process_command): Likewise.
6320 (compare_files): Likewise.
6321 (driver::prepare_infiles): Likewise.
6322 (driver::do_spec_on_infiles): Likewise.
6323 (driver::maybe_run_linker): Likewise.
6324 * omp-offload.c (oacc_parse_default_dims): Likewise.
6325 * opts-global.c (handle_common_deferred_options): Likewise.
6326 * opts.c (parse_sanitizer_options): Likewise.
6327 (common_handle_option): Likewise.
6328 (enable_warning_as_error): Likewise.
6329 * passes.c (enable_disable_pass): Likewise.
6330 * plugin.c (parse_plugin_arg_opt): Likewise.
6331 (default_plugin_dir_name): Likewise.
6332 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6333 (default_pch_valid_p): Likewise.
6334 * toplev.c (init_asm_output): Likewise.
6335 (process_options): Likewise.
6336 (toplev::run_self_tests): Likewise.
6337 * tree-cfg.c (verify_gimple_call): Likewise.
6338 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6339 (tree_inlinable_function_p): Likewise.
6340 * var-tracking.c (vt_find_locations): Likewise.
6342 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6344 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6345 only on the else branch.
6347 2019-03-11 Martin Liska <mliska@suse.cz>
6349 * gcov.c (output_intermediate_json_line): Print function
6351 (output_json_intermediate_file): Add new argument.
6352 * doc/gcov.texi: Document the change.
6354 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6356 PR rtl-optimization/89588
6357 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6358 explicit unrolling factor more robust.
6360 2019-03-11 Richard Biener <rguenther@suse.de>
6362 PR tree-optimization/89649
6363 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6364 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6365 on the prolog and epilog loops.
6366 (vect_loop_versioning): Return copy of loop.
6367 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6368 on the non-vectorized version of the loop.
6370 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6373 * config/i386/sse.md (*vec_extractv2di_0_sse):
6374 Add (=r,x) alternative and corresponding splitter.
6376 2019-03-10 Martin Jambor <mjambor@suse.cz>
6378 PR tree-optimization/85762
6379 PR tree-optimization/87008
6380 PR tree-optimization/85459
6381 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6382 it points to if there is a type changing MEM_REF. Adjust all callers.
6383 (build_accesses_from_assign): Disable total scalarization if
6384 contains_vce_or_bfcref_p returns true through the new parameter, for
6387 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6390 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6391 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6394 * common.opt (fdiagnostics-show-labels,
6395 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6396 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6397 gas-locview-support, ginline-points, ginternal-reset-location-views):
6398 Terminate description text with a dot.
6399 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6400 * config/mcore/mcore.opt (m210, m340): Likewise.
6401 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6402 mnops=): Start description text with a capital letter.
6403 * config/arc/arc.opt (msize-level=): Likewise.
6404 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6405 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6407 * config/ft32/ft32.opt (msim): Likewise.
6408 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6409 (mnodiv, mnopm): Terminate description text with a dot.
6410 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6412 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6414 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6417 PR rtl-optimization/89634
6418 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6419 are modified in BB_END (e->src) instruction.
6421 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6424 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6425 messages more amenable to translation, and improve wording.
6427 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6429 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6430 ud- and du-chains between phases.
6432 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6435 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6436 instead of POLY_INT_CST.
6438 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6440 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6443 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6448 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6449 (_mm_storeu_si64): Ditto.
6451 2019-03-08 Martin Liska <mliska@suse.cz>
6454 * config/i386/i386.c (ix86_option_override_internal): Disable
6455 jump tables when retpolines are used.
6457 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6460 * ipa-split.c (execute_split_functions): Do not split
6461 'noinline' or 'section' function.
6463 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6466 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6467 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6468 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6471 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6472 from diagnostics. Formatting fixes.
6475 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6476 warn_odr diagnostics.
6479 * lra-constraints.c (process_alt_operands): Avoid one space before
6480 " at the end of line and another after " on another line in a string
6482 * attribs.c (handle_dll_attribute): Likewise.
6483 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6485 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6486 warning_at or inform messages in G_() if there is no ?:.
6488 PR tree-optimization/89550
6489 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6490 returned true. Formatting fixes.
6491 (expand_builtin_strnlen): Formatting fixes.
6492 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6493 if warning_at returned true.
6494 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6496 2019-03-08 Richard Biener <rguenther@suse.de>
6499 * cfgloop.h (struct loop): Add owned_clique field.
6500 * cfgloopmanip.c (copy_loop_info): Copy it.
6501 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6503 * tree-inline.c (copy_loops): Remap owned_clique.
6504 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6505 * lto-streamer-out.c (output_cfg): Likewise.
6507 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6510 * config/darwin.c: Include intl.h.
6511 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6512 composing the message out of two separate parts.
6514 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6517 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6518 doesn't start with a capital letter and doesn't end with a dot.
6519 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6520 with a capital letter.
6521 (ix86_mangle_function_version_assembler_name): Likewise.
6522 (ix86_generate_version_dispatcher_body): Likewise.
6523 (fold_builtin_cpu): Likewise.
6524 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6525 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6526 translators, wrap full type name in %qs.
6528 PR translation/79999
6529 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6530 depend clause with source (or sink) modifier.
6531 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6534 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6535 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6536 (avx512f_load<mode>_mask): New define_expand.
6537 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6538 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6539 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6540 __builtin_ia32_movess_mask): New builtins.
6541 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6542 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6543 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6544 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6546 2019-03-07 Martin Jambor <mjambor@suse.cz>
6549 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6550 for extern inline functions.
6552 2019-03-07 Martin Jambor <mjambor@suse.cz>
6555 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6556 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6557 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6558 have multiple callees. At the end check if declarations match as
6559 opposed to cgraph_nodes.
6561 2019-03-07 Martin Liska <mliska@suse.cz>
6563 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6564 which is equivalent to searching for this in clones chain.
6565 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6566 names with a neighbour and special case first node in a chain.
6568 2019-01-25 Jason Merrill <jason@redhat.com>
6570 PR c++/80916 - spurious "static but not defined" warning.
6571 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6572 for an internal symbol with DECL_EXTERNAL.
6574 2019-04-07 Richard Biener <rguenther@suse.de>
6577 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6578 * tree-inline.c (copy_loops): Simplify.
6580 2019-03-07 Martin Liska <mliska@suse.cz>
6582 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6584 2019-03-07 Richard Biener <rguenther@suse.de>
6586 PR tree-optimization/89595
6587 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6588 stmt iterator as reference, take boolean output parameter to
6589 indicate whether the stmt was removed and thus the iterator
6591 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6592 stmts created by folding.
6594 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6597 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6600 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6602 PR rtl-optimization/88845
6603 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6605 * lra.c (remove_scratches_1): New function.
6606 (remove_scratches): Use it.
6607 (lra_emit_move): Likewise.
6609 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6611 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6612 unaligned_access variable.
6613 * config/arc/arc.c (arc_override_options): Set unaligned access
6614 default on for HS CPUs.
6615 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6617 2019-03-06 Martin Liska <mliska@suse.cz>
6619 PR gcov-profile/89577
6620 * doc/gcov.texi: Prefer to use --coverage.
6621 * doc/sourcebuild.texi: Likewise.
6623 2019-03-02 Jason Merrill <jason@redhat.com>
6625 PR c++/86485 - -Wmaybe-unused with empty class ?:
6626 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6628 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6631 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6635 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6636 exactly one argument.
6638 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6639 Richard Sandiford <richard.sandiford@arm.com>
6641 PR tree-optimization/89570
6642 * match.pd (vec_cond into cond_op simplification): Don't use
6643 get_conditional_internal_fn, use as_internal_fn (cond_op).
6645 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6648 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6649 to decide when to split off a non-zero offset from a symbol.
6650 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6651 in function symbols.
6653 2019-03-05 Richard Biener <rguenther@suse.de>
6655 PR tree-optimization/89594
6656 * tree-if-conv.c (pass_if_conversion::execute): Handle
6657 case where .LOOP_VECTORIZED_FUNCTION was removed.
6659 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6662 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6663 instead alloca it only when needed with the needed size.
6665 PR tree-optimization/89570
6666 * match.pd (vec_cond into cond_op simplification): Guard with
6667 vectorized_internal_fn_supported_p test and #if GIMPLE.
6669 PR tree-optimization/89566
6670 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6671 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6672 Punt if get_user_idx_format succeeds, but idx_format argument is
6673 not provided or doesn't have pointer type, or if idx_args is above
6674 number of provided arguments.
6676 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6678 PR tree-optimization/89437
6679 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6681 2019-03-04 Richard Biener <rguenther@suse.de>
6684 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6687 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6689 PR tree-optimization/89487
6690 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6691 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6692 (distribute_loop): Don't do runtime alias check if there is non-
6693 addressable data reference.
6694 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6695 is a register variable.
6697 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6700 * config/arm/arm.md (cmpsi2_addneg): Use
6701 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6702 If operands[2] is 0 or INT_MIN, force use of subs.
6703 (*compare_scc splitter): Use gen_int_mode.
6704 (*negscc): Likewise.
6705 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6707 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6708 Monk Chiang <sh.chiang04@gmail.com>
6710 * common/config/riscv/riscv-common.c: Include sstream.
6711 (riscv_subset_list::to_string): New.
6712 (riscv_arch_str): Likewise.
6713 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6715 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6716 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6717 (riscv_emit_attribute): New.
6718 (riscv_file_start): Emit attribute if needed.
6719 (riscv_option_override): Init riscv_emit_attribute_p.
6720 * config/riscv/riscv.opt (mriscv-attribute): New option.
6721 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6723 * doc/install.texi: Document --with-riscv-attribute.
6724 * doc/invoke.texi: Document -mriscv-attribute.
6726 * common/config/riscv/riscv-common.c:
6727 Include config/riscv/riscv-protos.h.
6728 (INCLUDE_STRING): Defined.
6729 (RISCV_DONT_CARE_VERSION): Defined.
6730 (riscv_subset_t): Declare.
6731 (riscv_subset_t::riscv_subset_t): New.
6732 (riscv_subset_list): Declare.
6733 (riscv_subset_list::riscv_subset_list): New.
6734 (riscv_subset_list::~riscv_subset_list): Likewise.
6735 (riscv_subset_list::parsing_subset_version): Likewise.
6736 (riscv_subset_list::parse_std_ext): Likewise.
6737 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6738 (riscv_subset_list::add): Likewise.
6739 (riscv_subset_list::lookup): Likewise.
6740 (riscv_subset_list::xlen): Likewise.
6741 (riscv_subset_list::parse): Likewise.
6742 (riscv_supported_std_ext): Likewise.
6743 (current_subset_list): Likewise.
6744 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6747 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6749 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6750 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6751 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6753 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6755 PR rtl-optimization/85899
6756 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6757 fallthru edges leading to the exit block.
6759 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6762 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6763 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6765 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6767 PR tree-optimization/89535
6768 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6769 for each operand. Calculate the fallback choice for mask operands
6770 and pass it to vect_get_vec_def_for_operand.
6772 2019-03-01 Richard Biener <rguenther@suse.de>
6775 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6776 get virtual operands.
6777 (get_expr_operands): Handle CONST_DECL like other decls.
6779 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6782 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6783 on DECL_P and EXPR_P.
6785 2019-03-01 Richard Biener <rguenther@suse.de>
6788 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6789 argument, defaulted to zero.
6790 * passes.c (execute_function_todo): Pass down SSA update flags
6791 to cleanup_tree_cfg.
6792 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6793 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6795 (cleanup_tree_cfg): Get and pass down SSA update flags.
6797 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6800 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6801 early_lto_debug argument.
6803 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6805 PR tree-optimization/89536
6806 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6807 only whether bit #0 of the value is 0 instead of the entire value.
6809 2019-02-28 Marek Polacek <polacek@redhat.com>
6811 PR c++/87068 - missing diagnostic with fallthrough statement.
6812 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6813 at the end of a seq, save its location to walk_stmt_info.
6814 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6817 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6820 * tree.c (find_atomic_core_type): Move ahead in file.
6821 (check_base_type): Correctly compare alignments of atomic types.
6823 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6826 * config/i386/i386.c (get_builtin_code_for_version): Identify
6827 Westmere from PCLMUL, instead of AES.
6829 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6832 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6833 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6836 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6839 * config/aarch64/aarch64-option-extensions.def: Document it.
6840 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6843 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6846 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6847 builtins if they don't have a single scalar floating point argument.
6850 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6852 PR rtl-optimization/89490
6853 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6854 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6855 block section is not mergeable.
6857 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6860 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6861 old define_insn to ...
6862 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6863 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6864 Rename old define_insn to ...
6865 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6866 (thumb2_casesi_internal_pic): New define_expand. Rename old
6868 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6869 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6870 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6872 2019-02-27 Richard Biener <rguenther@suse.de>
6875 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6877 2019-02-27 Richard Biener <rguenther@suse.de>
6879 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6882 2019-02-27 Richard Biener <rguenther@suse.de>
6885 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6886 parameter, prefix section name with .gnu.debuglto_ if true.
6887 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6888 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6890 2019-02-27 Richard Biener <rguenther@suse.de>
6893 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6894 rather than on use_debug_types, doing what output_die does.
6895 (value_format): Likewise.
6897 2019-02-27 Martin Jambor <mjambor@suse.cz>
6898 Martin Sebor <msebor@redhat.com>
6900 * doc/invoke.texi (Warning Options): Reword description of
6901 -Wno-absolute-value.
6903 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6905 PR tree-optimization/89280
6906 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6907 builtin_setjmp_setup_bb): New functions.
6908 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6909 When visiting __builtin_setjmp_setup block, queue in special
6910 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6911 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6912 from visited after the loop if they don't have any visited successor
6915 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6917 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6919 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6921 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6924 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6925 with types other than sizetype/ssizetype.
6927 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6929 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6930 (enum sparc_processor_type): ...this.
6931 (enum sparc_code_model_type): New enumeration type.
6932 (enum sparc_memory_model_type): Tweak comments.
6933 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6935 (mcmodel): Use sparc_code_model enumeration and variable.
6936 (sparc_code_model): New enumeration.
6937 (mdebug): Add Undocumented marker.
6938 * config/sparc/sparc.h (enum cmodel): Delete.
6939 (sparc_cmodel): Likewise.
6940 (TARGET_CM_MEDLOW): Adjust to above renaming.
6941 (TARGET_CM_MEDMID): Likewise.
6942 (TARGET_CM_MEDANY): Likewise.
6943 (TARGET_CM_EMBMEDANY): Likewise.
6944 * config/sparc/sparc.c (sparc_cmodel): Delete.
6945 (sparc_option_override): Remove string/value mapping support for the
6946 code model. Move code and memory model support to after the handling
6947 of target flags. Do private machine setup last.
6948 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6949 (sparc_legitimize_reload_address): Likewise.
6950 (sparc_output_mi_thunk): Likewise.
6951 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6953 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6955 PR tree-optimization/89500
6956 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6957 (handle_builtin_strlen): Remove noncst_bound variable. Always
6958 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6959 cst if the first cst bytes starting at x are known to be non-zero,
6960 even if the string is not zero terminated. Don't try to modify
6961 *si for strnlen. Update strlen_to_stridx only for strlen or if
6962 we can prove strnlen returns the same value as strlen would.
6964 2019-02-26 Martin Liska <mliska@suse.cz>
6966 * alloc-pool.h (struct pool_usage): Remove extra
6968 * bitmap.h (struct bitmap_usage): Likewise.
6969 * ggc-common.c (struct ggc_usage): Likewise.
6970 * mem-stats.h (struct mem_usage): Likewise.
6971 (mem_alloc_description::dump): Print dash lines
6972 here and repeat header at the end of a table report.
6973 It's then more readable.
6974 * tree-phinodes.c (phinodes_print_statistics): Make
6975 horizontal alignment.
6976 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6977 * vec.c (struct vec_usage): Remove extra print_dash_line.
6978 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6980 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6982 * doc/extend.texi (__builtin_object_size):
6983 Use @pxref instead of @xref inside parenthesis.
6984 (__builtin_has_attribute): Add missing comma after @xref.
6985 (__builtin_object_size): Ditto.
6986 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6987 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6990 2019-02-26 Jeff Law <law@redhat.com>
6992 PR rtl-optimization/87761
6993 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6994 detect obviously dead insns and delete them.
6996 2019-02-26 Richard Biener <rguenther@suse.de>
6998 PR tree-optimization/89505
6999 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
7000 to handle restrict pointed-to vars with multiple subvars
7003 2019-02-26 Richard Biener <rguenther@suse.de>
7005 PR tree-optimization/89489
7006 * tree-parloops.c (create_loop_fn): Copy over last_clique.
7008 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7010 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
7011 and move around comment.
7012 <BIT_AND_EXPR>: Likewise.
7013 <BIT_NOT_EXPR>: Add specific handling for boolean types.
7015 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7018 * config/i386/i386.c (remove_partial_avx_dependency): Call
7019 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
7020 after changing possibly many instructions to use that pseudo. Fix up
7021 insertion of v4sf_const0 setter at the start of bb.
7023 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7026 * doc/extend.texi (Variadic Pointer Args): New section.
7028 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7029 Martin Sebor <msebor@gmail.com>
7031 * common.opt (Wattribute-alias): Likewise.
7032 * doc/invoke.texi (Option Summary): List general form of
7033 -Wattribute-alias=. List positive form of -Wmissing-attributes.
7034 (-Wmissing-attributes): Invert entry, rewrite and correct default.
7035 Add cross-references.
7036 (-Wattribute-alias): Rewrite and correct default. Mention
7037 considered attributes (same as for -Wmissing-attributes).
7039 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
7041 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
7042 (_mm_cvtpd_ps): Likewise.
7043 (_mm_cvttpd_epi32): Likewise.
7046 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
7047 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
7050 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
7052 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7055 * common/config/aarch64/aarch64-common.c
7056 (struct aarch64_option_extension): Add is_synthetic.
7057 (all_extensions): Use it.
7058 (TARGET_OPTION_INIT_STRUCT): Define hook.
7059 (struct gcc_targetm_common): Moved to end.
7060 (all_extensions_by_on): New.
7061 (opt_ext_cmp, typedef opt_ext): New.
7062 (aarch64_option_init_struct): New.
7063 (aarch64_contains_opt): New.
7064 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
7065 * config/aarch64/aarch64-option-extensions.def
7066 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
7067 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
7068 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
7069 Set is_synthetic to false.
7070 (crypto): Set is_synthetic to true.
7071 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
7074 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7076 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7077 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
7078 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7079 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
7080 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
7081 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
7082 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
7083 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
7085 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
7086 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7087 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
7088 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
7089 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
7090 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
7091 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
7092 vfmlsl_laneq_high_f16): ... To this.
7093 * config/arm/neon.md: Update comments.
7095 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7097 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7098 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
7099 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7100 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
7101 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
7102 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
7103 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
7104 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
7106 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
7107 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7108 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
7109 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
7110 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
7111 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
7112 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
7113 vfmlslq_laneq_high_f16): ... To this.
7115 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
7117 PR rtl-optimization/86096
7118 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
7119 comparing mw_order values.
7121 2019-02-25 Jakub Jelinek <jakub@redhat.com>
7124 * config/arm/arm.md (*subsi3_carryin_const): Use
7125 arm_neg_immediate_operand predicate instead of
7126 arm_not_immediate_operand, "L" constraint instead of "K" and
7127 print it using %n2 instead of %B2.
7128 (*subsi3_carryin_const0): New define_insn.
7129 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
7130 instead of arm_not_operand and "I" constraint instead of "K" and
7131 print it using %n3 instead of %B2. Instead of using match_dup 2 add
7132 another match_operand and in the condition check that it is negation
7134 (*subsi3_carryin_compare_const0): New define_ins.
7135 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
7136 *subsi3_carryin_const.
7137 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
7138 split into *subsi3_carryin_compare_const0 if the highpart is zero.
7141 * config/arm.vfp.md (*negdf2_vfp): Use
7142 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
7143 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
7145 2019-02-24 Jakub Jelinek <jakub@redhat.com>
7147 PR rtl-optimization/89445
7148 * simplify-rtx.c (simplify_ternary_operation): Don't use
7149 simplify_merge_mask on operands that may trap.
7150 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
7151 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
7152 second operand is CONST_VECTOR, check if any element could be zero.
7153 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
7154 their operands can trap.
7156 2019-02-23 Martin Sebor <msebor@redhat.com>
7158 * gimple-ssa-sprintf.c (target_strtol): Rename...
7159 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
7160 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
7161 check for range error.
7163 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
7166 * opts-common.c (prune_options): Also prune joined switches
7167 with Negative and RejectNegative.
7168 * config/i386/i386.opt (march=): Add Negative(march=).
7169 (mtune=): Add Negative(mtune=).
7170 * doc/options.texi: Document Negative used together with Joined
7173 2019-02-22 Martin Sebor <msebor@redhat.com>
7175 * doc/extend.texi (Other Builtins): Add
7176 __builtin_is_constant_evaluated.
7178 2019-02-22 Richard Biener <rguenther@suse.de>
7180 PR tree-optimization/87609
7181 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
7183 2019-02-22 Jeff Law <law@redhat.com>
7185 PR rtl-optimization/87761
7186 * config/mips/mips.md: Add new combiner pattern to recognize
7187 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
7189 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
7192 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
7193 destination register in peepholes generating patterns for ADDS/SUBS.
7194 (add<mode>3_compare0,
7195 *addsi3_compare0_uxtw, add<mode>3_compareC,
7196 add<mode>3_compareV_imm, add<mode>3_compareV,
7197 *adds_<optab><ALLX:mode>_<GPI:mode>,
7198 *subs_<optab><ALLX:mode>_<GPI:mode>,
7199 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
7200 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
7201 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
7202 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
7203 sub<mode>3_compare1): Allow stack pointer for source register.
7204 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
7206 2019-02-22 Martin Sebor <msebor@redhat.com>
7208 PR tree-optimization/88993
7209 PR tree-optimization/88853
7210 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
7212 (sprintf_dom_walker::call_info::is_string_func): New helper.
7213 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
7214 for formatted string functions.
7215 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
7217 2019-02-22 Martin Sebor <msebor@redhat.com>
7220 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
7221 unreachable subexpressions.
7223 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
7224 Hongtao Liu <hongtao.liu@intel.com>
7225 Sunil K Pandey <sunil.k.pandey@intel.com>
7228 * config/i386/i386-passes.def: Add
7229 pass_remove_partial_avx_dependency.
7230 * config/i386/i386-protos.h
7231 (make_pass_remove_partial_avx_dependency): New.
7232 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
7234 (pass_data_remove_partial_avx_dependency): New.
7235 (pass_remove_partial_avx_dependency): Likewise.
7236 (make_pass_remove_partial_avx_dependency): Likewise.
7237 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
7238 (*extendsfdf2): Add avx_partial_xmm_update.
7239 (truncdfsf2): Likewise.
7240 (*float<SWI48:mode><MODEF:mode>2): Likewise.
7241 (SF/DF conversion splitters): Disabled for TARGET_AVX.
7243 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
7246 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7249 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7252 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7253 (PTA_SKYLAKE): Add PTA_AES.
7254 (PTA_GOLDMONT): Likewise.
7256 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7258 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7259 instruction if enabled.
7260 (aarch64_override_options): Remove reference to return address key.
7262 2019-02-22 Richard Biener <rguenther@suse.de>
7264 PR tree-optimization/89440
7265 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7266 not necessary assert.
7268 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7271 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7272 (oacc_replace_fn_attrib_attr): ... this new function.
7273 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7274 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7276 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7278 * config/arm/arm-cpus.in (ares): Rename to...
7279 (neoverse-n1): ... This. Add ares as alias.
7280 * config/arm/arm-tables.opt: Regenerate.
7281 * config/arm/arm-tune.md: Likewise.
7282 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7284 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7286 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7287 * config/aarch64/aarch64-tune.md: Regenerate.
7288 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7290 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7292 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7293 (neoversen1_tunings): ... This.
7294 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7295 (neoverse-n1): New CPU.
7296 * config/aarch64/aarch64-tune.md: Regenerate.
7297 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7299 2019-02-22 Richard Biener <rguenther@suse.de>
7302 * cfghooks.h (dependence_hash): New typedef.
7303 (struct copy_bb_data): New type.
7304 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7305 (duplicate_block): Likewise.
7306 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7307 (copy_bbs): Create and pass down copy_bb_data.
7308 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7309 (rtl_duplicate_bb): Likewise.
7310 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7311 remap dependence info.
7313 2019-02-22 Richard Biener <rguenther@suse.de>
7315 PR tree-optimization/87609
7316 * tree-core.h (tree_base): Document special clique values.
7317 * tree-inline.c (remap_dependence_clique): Do not use the
7318 special clique value of one.
7319 (maybe_set_dependence_info): Use clique one.
7320 (clear_dependence_clique): New callback.
7321 (compute_dependence_clique): Clear clique one from all refs
7322 before assigning it (again).
7324 2019-02-21 Martin Sebor <msebor@redhat.com>
7326 * doc/extend.texi (__clear_cache): Correct signature.
7328 2019-02-21 Ian Lance Taylor <iant@golang.org>
7331 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7332 than output_constant_def.
7333 (add_constant_to_table): New static function.
7334 (output_constant_def): Call add_constant_to_table.
7335 (tree_output_constant_def): Likewise.
7337 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7340 * builtins.c (fold_builtin_arith_overflow): If first two args are
7341 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7344 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7347 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7348 error for -mindirect-branch/-mfunction-return with incompatible
7351 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7354 * constraints.md (q): Remove.
7355 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7358 2019-02-21 Martin Jambor <mjambor@suse.cz>
7361 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7362 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7363 (omp_adjust_for_condition): ...here. Added necessary parameters.
7364 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7365 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7366 proper values to new parameters of omp_adjust_for_condition.
7368 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7371 * expr.c (expand_assignment): If result is a MEM, use change_address
7372 instead of simplify_gen_subreg.
7374 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7375 David Malcolm <dmalcolm@redhat.com>
7378 * fold-const.c (decode_field_reference): Return NULL_TREE if
7379 lang_hooks.types.type_for_size returns NULL. Check it before
7380 overwriting *exp_. Use return NULL_TREE instead of return 0.
7382 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7386 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7389 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7392 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7393 TARGET_SSE in addition to TARGET_SSE_MATH.
7395 (ix86_excess_precision): Ditto.
7396 (ix86_float_exceptions_rounding_supported_p): Ditto.
7397 (use_rsqrt_p): Ditto.
7398 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7400 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7403 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7404 linenum_arith_t when determining if two adjacent line spans are
7405 close enough to merge.
7406 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7407 lines within each line_span.
7409 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7412 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7413 paradoxical SUBREGS.
7415 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7418 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7419 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7420 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7423 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7425 * config/gcn/gcn.c (print_operand): Fix typo.
7427 2019-02-19 Richard Biener <rguenther@suse.de>
7430 * toplev.c (do_compile): Initialize mpfr's exponent range
7431 based on available float modes.
7433 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7435 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7436 as long as the epilogue isn't completed.
7438 2019-02-18 Martin Sebor <msebor@redhat.com>
7440 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7441 __has_cpp_attribute, and __has_include.
7443 2019-02-18 Martin Sebor <msebor@redhat.com>
7445 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7447 2019-02-18 Martin Sebor <msebor@redhat.com>
7450 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7452 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7454 2019-02-18 Richard Biener <rguenther@suse.de>
7456 PR tree-optimization/89296
7457 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7458 of no-warning flag to cases that might emit the bogus warning.
7460 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7463 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7465 * config/arm/vfp.md (*movdi_vfp): Likewise.
7466 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7467 "q" constraint for operands[0].
7470 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7471 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7472 pattern in a temporary buffer.
7473 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7474 than 64-operands[2].
7477 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7478 s390_indirect_branch_settings): Define unconditionally.
7479 (s390_set_current_function): Likewise, but guard the whole body except
7480 the s390_indirect_branch_settings call with
7481 #if S390_USE_TARGET_ATTRIBUTE.
7482 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7484 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7485 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7486 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7487 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7488 HOST_WIDE_INT_1U instead of 1ULL.
7489 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7490 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7491 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7492 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7494 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7497 2019-02-18 Martin Jambor <mjambor@suse.cz>
7499 PR tree-optimization/89209
7500 * tree-sra.c (create_access_replacement): New optional parameter
7501 reg_tree. Use it as a type if non-NULL and access type is not of
7503 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7504 to create_access_replacement.
7505 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7506 Check lacc is non-NULL before attempting to re-create it on the RHS.
7508 2019-02-18 Martin Liska <mliska@suse.cz>
7511 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7513 (symbol_table::free_edge): Recycle m_summary_id.
7514 * cgraph.h (get_summary_id): New.
7515 (symbol_table::release_symbol): Set m_summary_id to -1
7517 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7518 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7519 function_summary to fast_function_summary.
7520 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7521 * ipa-pure-const.c (class funct_state_summary_t):
7522 Switch from function_summary to fast_function_summary.
7523 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7524 (class ipa_ref_opt_summary_t): Switch from function_summary
7525 to fast_function_summary.
7526 * symbol-summary.h (class function_summary_base): New class
7527 that is created from base of former function_summary.
7528 (function_summary_base::unregister_hooks): New.
7529 (class function_summary): Inherit from function_summary_base.
7530 (class call_summary_base): New class
7531 that is created from base of former call_summary.
7532 (class call_summary): Inherit from call_summary_base.
7533 (struct is_same): New.
7534 (class fast_function_summary): New summary class.
7535 (class fast_call_summary): New summary class.
7536 * vec.h (vec_safe_grow_cleared): New function.
7538 2019-02-18 Martin Liska <mliska@suse.cz>
7540 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7541 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7542 * doc/tm.texi: Document new target hook.
7543 * doc/tm.texi.in: Likewise.
7544 * target.def: Add new target macro.
7545 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7548 2019-02-17 Alan Modra <amodra@gmail.com>
7551 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7552 output reg on add insn.
7553 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7555 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7558 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7559 (PMULHRSW): Likewise.
7560 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7562 (ssse3_pmulhrswv4hi3): New expander.
7564 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7566 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7567 MMX. Add isa attribute.
7569 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7571 PR rtl-optimization/66152
7572 * builtins.h (c_readstr): Declare.
7573 * builtins.c (c_readstr): Remove forward declaration. Add
7574 null_terminated_p argument, if false, read all bytes from the
7575 string instead of stopping after '\0'.
7576 * expr.c (string_cst_read_str): New function.
7577 (store_expr): Use string_cst_read_str instead of
7578 builtin_strncpy_read_str. Try to store by pieces the whole
7579 exp_len first, and only if that fails, split it up into
7580 store by pieces followed by clear_storage. Formatting fix.
7582 * config/i386/i386.md (*movqi_internal): Remove static from
7583 buf variable. Use output_asm_insn (buf, operands); return "";
7584 instead of return buf;.
7585 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7586 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7587 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7589 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7591 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7592 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7593 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7594 (CC1_SPEC): Likewise.
7595 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7597 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7599 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7600 the base address on 64-bit strict-alignment platforms.
7602 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7604 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7606 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7608 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7610 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7612 PR rtl-optimization/88308
7613 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7614 on copied instruction.
7616 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7618 * final.c (insn_current_reference_address): Replace test on JUMP_P
7619 with test on jump_to_label_p.
7620 * config/visium/visium-passes.def: New file.
7621 * config/visium/t-visium (PASSES_EXTRA): Define.
7622 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7623 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7624 (TRAMPOLINE_ALIGNMENT): Define.
7625 * config/visium/visium.c (visium_option_override): Do not register
7626 the machine-specific reorg pass here.
7627 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7629 (output_branch): Adjust threshold for long branch instruction.
7630 * config/visium/visium.md (cpu): Move around.
7631 (length): Adjust for the GR6.
7633 2019-02-15 Richard Biener <rguenther@suse.de>
7634 Jakub Jelinek <jakub@redhat.com>
7636 PR tree-optimization/89278
7637 * tree-loop-distribution.c: Include tree-eh.h.
7638 (generate_memset_builtin, generate_memcpy_builtin): Call
7639 rewrite_to_non_trapping_overflow on builtin->size before passing it
7640 to force_gimple_operand_gsi.
7642 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7645 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7647 * opth-gen.awk: Likewise.
7649 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7651 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7652 Enable MMX, SSE and SSE2 by default.
7653 * config/i386/i386.c (ix86_option_override_internal): Do not
7654 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7656 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7658 PR rtl-optimization/89354
7659 * combine.c (make_extraction): Punt if extraction_mode is narrower
7662 2019-02-14 Maya Rashish <coypu@sdf.org>
7664 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7665 * config/netbsd-d.c: New file.
7666 * config/t-netbsd: Add netbsd-d.o
7668 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7670 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7671 affects_type_identity to true for aarch64_vector_pcs.
7672 (aarch64_comp_type_attributes): New function.
7673 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7675 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7678 * config/arm/iterators.md (ANY64): Add V4HF.
7680 2019-02-14 Martin Liska <mliska@suse.cz>
7682 PR rtl-optimization/89242
7683 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7684 process a transformation.
7686 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7688 PR tree-optimization/89314
7689 * fold-const.c (fold_binary_loc): Cast strlen argument to
7690 const char * before dereferencing it. Formatting fixes.
7693 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7695 2019-02-13 Ian Lance Taylor <iant@golang.org>
7697 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7698 and set current index for other optimizations.
7700 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7702 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7703 nonimmediate_operand as operand 2 predicate.
7704 (vec_set<VF2_512_256:mode>_0): Ditto.
7705 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7706 (*vec_concatv2si): Remove alternative 2.
7707 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7708 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7709 (vec_concatv2di): Split alternatives 4,5,6 to ...
7710 (*vec_concatv2di_0) ... new pattern.
7712 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7715 * config/arm/arm.c (ldm_stm_operation_p) Set
7716 addr_reg_in_reglist correctly for first register.
7717 (load_multiple_sequence): Remove dead base check.
7718 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7720 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7723 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7724 Expose as @aarch64_pred_mov.
7725 * config/aarch64/aarch64.c (aarch64_classify_address):
7726 Use expand_insn which legitimizes operands.
7728 2019-02-13 Martin Liska <mliska@suse.cz>
7730 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7731 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7732 and pointer_offset fields.
7733 (initialize_argument_information): Remove usage of dead
7735 * cgraph.h (struct cgraph_thunk_info): Remove
7736 add_pointer_bounds_args.
7737 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7739 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7741 * config/i386/i386.c (ix86_function_arg_advance): Remove
7743 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7744 (def_builtin): Remove usage of dead
7746 (ix86_add_new_builtins): Likewise.
7747 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7748 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7749 (sem_function::init): Likewise.
7750 (sem_variable::merge): Likewise.
7751 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7752 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7753 * lto-cgraph.c (lto_output_node): Likewise.
7754 (lto_output_varpool_node): Likewise.
7755 (input_node): Likewise.
7756 (input_varpool_node): Likewise.
7757 * lto-streamer-out.c (lto_output): Likewise.
7758 * tree-inline.c (expand_call_inline): Remove usage of
7760 * tree-inline.h (struct copy_body_data): Likewise.
7761 * varpool.c (varpool_node::dump): Likewise.
7763 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7766 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7767 into pt->vars_contains_escaped_heap instead of setting
7768 pt->vars_contains_escaped_heap to it.
7771 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7772 INTVAL (size), compare it to GET_MODE_MASK instead of
7773 1 << GET_MODE_BITSIZE.
7776 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7777 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7780 2019-02-13 Martin Liska <mliska@suse.cz>
7783 * cfgrtl.c (remove_barriers_from_footer): New function.
7784 (try_redirect_by_replacing_jump): Use it.
7785 (cfg_layout_redirect_edge_and_branch): Likewise.
7787 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7789 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7790 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7791 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7792 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7793 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7794 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7796 * config/rs6000/rs6000.c (builtin_function_type)
7797 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7798 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7799 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7800 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7801 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7803 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7805 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7806 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7808 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7811 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7812 268678 and revision 268657.
7813 (*movti_internal): Likewise.
7815 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7818 * config/s390/s390.c (s390_decompose_address): Update comment.
7819 (s390_check_qrst_address): Reject invalid address forms after
7822 2019-02-12 Martin Liska <mliska@suse.cz>
7825 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7826 we need default values of funct_state for a function that
7829 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7831 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7832 the object to pick the size of stores on strict-alignment platforms.
7834 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7835 (*movdi_insn_sp32): Likewise.
7836 (*movdi_insn_sp64): Likewise.
7838 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7841 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7842 types that needs constructiong.
7843 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7845 2019-02-12 Richard Biener <rguenther@suse.de>
7847 PR tree-optimization/89253
7848 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7851 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7854 * input.c (selftest::test_line_offset_overflow): New selftest.
7855 (selftest::input_c_tests): Call it.
7857 2019-02-11 Martin Sebor <msebor@redhat.com>
7859 PR tree-optimization/88771
7860 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7861 when -Wstringop-overflow is set.
7862 (builtin_memref::builtin_memref): Adjust excessive upper bound
7863 only when lower bound is not excessive.
7864 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7865 -Wstringop-ovefflow.
7866 (maybe_diag_offset_bounds): Rename...
7867 (maybe_diag_access_bounds): ...to this.
7868 (check_bounds_or_overlap): Adjust for name change above.
7870 2019-02-11 Martin Sebor <msebor@redhat.com>
7873 * builtins.c (max_object_size): Move from here...
7874 * builtins.h (max_object_size): ...and here...
7875 * tree.c (max_object_size): ...to here...
7876 * tree.h (max_object_size): ...and here.
7878 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7880 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7881 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7882 for correct semantics.
7884 2019-02-11 Alan Modra <amodra@gmail.com>
7886 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7887 -mlongcall and -mpltseq.
7888 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7889 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7890 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7891 * config/rs6000/sysv4.opt (mpltseq): New option.
7892 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7893 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7894 support is lacking. Don't allow -mpltseq with -mbss-plt.
7895 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7896 -mpltseq given for ELFv1.
7897 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7898 Only use UNSPEC_PLTSEQ for inline PLT calls.
7899 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7900 use UNSPEC_PLTSEQ for inline PLT calls.
7901 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7902 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7903 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7904 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7905 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7906 (pltseq_mtctr_<mode>): Likewise.
7908 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7910 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7912 * configure: Regenerate.
7914 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7917 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7920 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7922 * function.c (assign_parm_setup_block): Use the stored
7923 size, not the passed size, when allocating stack-space,
7924 also for a parameter with alignment larger than
7925 MAX_SUPPORTED_STACK_ALIGNMENT.
7927 2019-02-11 Martin Liska <mliska@suse.cz>
7930 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7931 * ipa-inline.c (inline_small_functions): Likewise.
7932 * ipa-pure-const.c (propagate_pure_const): Likewise.
7933 (propagate_nothrow): Likewise.
7934 * ipa-reference.c (propagate): Likewise.
7935 * ipa-utils.c (struct searchc_env): Remove unused field.
7936 (searchc): Always search across AVAIL_INTERPOSABLE.
7937 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7938 the only called IPA pure const can properly not propagate
7939 across interposable boundary.
7940 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7942 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7944 * config/nds32/nds32.md (call_internal, call_value_internal,
7945 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7947 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7949 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7952 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7954 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7957 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7959 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7961 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7963 PR tree-optimization/89268
7964 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7965 if preds is non-NULL.
7967 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7970 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7973 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7975 * config/nds32/nds32.md (trap): New pattern.
7977 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7979 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7982 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7984 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7987 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7989 * ipa-visibility.c (localize_node): Also do not localize
7990 LDPR_PREVAILING_DEF_IRONLY_EXP.
7992 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7995 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7996 instead of type_with_linkage.
7998 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8001 * params.def (uninlined-function-insns, uninlined-function-time,
8002 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
8003 bound so we don't get overflows.
8005 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
8007 * config/rs6000/rs6000-string.c (expand_compare_loop,
8008 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
8011 2019-02-09 Jakub Jelinek <jakub@redhat.com>
8014 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8015 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
8016 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
8018 2019-02-09 Alan Modra <amodra@gmail.com>
8021 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
8022 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
8025 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
8028 * lra-constraints.c (process_alt_operands): Don't increase reject
8029 for memory when offset memory is required.
8031 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
8033 * config/s390/vector.md: Implement vector copysign.
8035 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8037 * expr.c (expand_constructor): Correct indentations.
8039 2019-02-08 Richard Biener <rguenther@suse.de>
8041 PR tree-optimization/89247
8042 * tree-if-conv.c: Include tree-cfgcleanup.h.
8043 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
8044 (tree_if_conversion): Pass through predicate vector.
8045 (pass_if_conversion::execute): Do CFG cleanup and SSA update
8046 inline, see if any if-converted loops we refrece in
8047 LOOP_VECTORIZED calls vanished and fixup.
8048 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
8050 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
8052 * config/s390/constraints.md (jdd): New constraint.
8054 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8057 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
8058 upper 16 vector registers without TARGET_AVX512VL.
8059 (*movti_internal): Likewise.
8061 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8063 PR rtl-optimization/89234
8064 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
8065 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
8066 (copy_reg_eh_region_note_backward): Likewise.
8068 2019-02-08 Richard Biener <rguenther@suse.de>
8071 * tree-data-ref.c (initialize_matrix_A): Fail if constant
8073 (analyze_subscript_affine_affine): Handle failure from
8074 initialize_matrix_A.
8076 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8078 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
8081 2019-02-07 David Malcolm <dmalcolm@redhat.com>
8083 PR tree-optimization/86637
8084 PR tree-optimization/89235
8085 * tree-vect-loop.c (optimize_mask_stores): Add an
8086 auto_purge_vect_location sentinel to ensure that vect_location is
8089 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
8090 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
8091 to ensure that vect_location is purged on exit.
8092 (pass_slp_vectorize::execute): Likewise, replacing the manual
8094 * tree-vectorizer.h (class auto_purge_vect_location): New class.
8096 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8098 * config/aarch64/iterators.md (max_opp): New code_attr.
8099 (USMAX): New code iterator.
8100 * config/aarch64/predicates.md (aarch64_smin): New predicate.
8101 (aarch64_smax): Likewise.
8102 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
8103 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
8106 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
8109 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
8110 for TARGET_AVX512VL.
8111 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
8113 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
8115 * config/s390/s390-builtin-types.def: Add new types.
8116 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
8117 (s390_vec_xlw4): Make the memory operand into a const pointer.
8118 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
8120 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
8121 a new vector type with the alignment of the scalar memory operand.
8123 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
8124 Jakub Jelinek <jakub@redhat.com>
8127 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
8128 arm_count_ldrdstrd_insns): New declarations.
8129 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
8131 (valid_operands_ldrd_strd): New function.
8132 (arm_count_ldrdstrd_insns): New function.
8133 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
8134 sets instead of single DImode set and define new insns to match this.
8136 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8138 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
8139 Make it a C initializer.
8141 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8144 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
8146 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8148 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
8149 Use neon_dot<q> for type.
8150 (neon_<sup>dot_lane<vsi2qi>): Likewise.
8152 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8154 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
8155 Use neon_dot<q> for type.
8156 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
8157 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
8159 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
8161 PR rtl-optimization/89225
8162 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
8165 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
8167 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
8168 after restoring registers saved to allocate the frame on Windows.
8170 2019-02-06 Richard Biener <rguenther@suse.de>
8172 PR tree-optimization/89182
8173 * graphite.h (cached_scalar_evolution_in_region): Declare.
8174 * graphite.c (struct seir_cache_key): New.
8175 (struct sese_scev_hash): Likewise.
8176 (seir_cache): New global.
8177 (cached_scalar_evolution_in_region): New function.
8178 (graphite_transform_loops): Allocate and release seir_cache.
8179 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
8180 cached_scalar_evolution_in_region.
8181 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8183 (scop_detection::graphite_can_represent_expr: Use
8184 cached_scalar_evolution_in_region.
8185 (scop_detection::stmt_simple_for_scop_p): Likewise.
8186 (find_params_in_bb): Likewise.
8187 (gather_bbs::before_dom_children): Likewise.
8188 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
8189 (add_loop_constraints): Likewise.
8191 2019-02-06 Jakub Jelinek <jakub@redhat.com>
8194 * fold-const-call.c (fold_const_vec_convert): Pass true as last
8195 operand to new_unary_operation only if both element types are integral
8196 and it isn't a widening conversion. Return NULL_TREE if
8197 new_unary_operation failed.
8199 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
8202 * config/s390/s390.md: Remove load and test FP splitter.
8204 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8207 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
8208 expand_compare_loop, expand_block_compare_gpr,
8209 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
8210 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
8211 #include "profile-count.h" and "predict.h" for types and functions
8212 needed to work with REG_BR_PROB notes.
8214 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8217 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
8218 for the long branch case.
8220 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8223 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
8224 can throw, non-call exceptions are enabled and we can't delete
8225 dead exceptions or alter cfg. Set must_clean if
8226 delete_insn_and_edges returns true, don't set it blindly for calls.
8227 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
8229 PR rtl-optimization/89195
8230 * combine.c (make_extraction): For MEMs, don't extract bytes outside
8231 of the original MEM.
8233 2019-02-05 Martin Liska <mliska@suse.cz>
8235 PR gcov-profile/89000
8236 * gcov.c (function_summary): Remove argument.
8237 (file_summary): New function.
8238 (print_usage): Replace tabs with spaces.
8239 (generate_results): Use new function file_summary.
8241 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8244 * optabs.c (prepare_cmp_insn): Pass x and y to
8245 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8247 2019-02-05 Richard Biener <rguenther@suse.de>
8250 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8251 (struct bitmap_element): Drop chain_prev so we properly recurse on
8252 the prev member, supporting tree views.
8253 (struct bitmap_head): GTY skip the obstack member.
8255 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8258 * doc/extend.texi (Vector Extensions): Add an example of using vector
8259 types together with x86 intrinsics.
8261 2019-02-04 Alan Modra <amodra@gmail.com>
8263 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8264 str[] size to 160, and comment.
8266 2019-02-04 Alan Modra <amodra@gmail.com>
8268 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8269 (rs6000_pltseq_template): Guard output of TLS markers with
8271 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8272 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8273 to use inline PLT sequences.
8274 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8275 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8276 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8278 2019-02-04 Martin Liska <mliska@suse.cz>
8281 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8282 out when ipa_fn_summaries does not contain entry for callee.
8284 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8286 * config/sparc/sparc.h: Remove superfluous blank lines.
8287 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8288 (got_register_rtx): ...this.
8289 (sparc_got): Adjust to above renaming.
8290 (sparc_tls_got): Likewise.
8291 (sparc_delegitimize_address): Likewise.
8292 (sparc_output_mi_thunk): Likewise.
8293 (sparc_init_pic_reg): Likewise.
8294 (save_local_or_in_reg_p): Fix test on the GOT register.
8295 (USE_HIDDEN_LINKONCE): Move around.
8296 (get_pc_thunk_name): Likewise.
8297 (gen_load_pcrel_sym): Likewise.
8298 (load_got_register): Likewise.
8300 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8302 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8303 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8305 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8307 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8310 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8312 * config.gcc (with_nds32_lib, glibc):
8313 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8314 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8315 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8317 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8320 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8321 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8322 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8323 (*rcpsf2_sse): Ditto.
8324 (*rsqrtsf2_sse): Ditto.
8325 (sse4_1_round<mode<2): Ditto.
8327 2019-02-03 Richard Biener <rguenther@suse.de>
8330 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8333 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8336 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8337 Punt with warning on aggregate return or argument types. Ignore
8338 type/mode checking for uniform arguments.
8340 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8342 * combine.c (try_combine): Do not print "Can't combine" messages unless
8343 printing failed combination attempts.
8345 2019-02-01 Martin Jambor <mjambor@suse.cz>
8348 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8349 segment and global segment variables before making them static.
8351 2019-02-01 Martin Jambor <mjambor@suse.cz>
8353 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8354 missed optimization dump with dump_enabled_p.
8356 2019-02-01 Richard Biener <rguenther@suse.de>
8359 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8360 the instantiate cache.
8361 (instantiate_scev_binary): Elide second operand procesing
8362 if equal to the first.
8363 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8364 (chrec_contains_undetermined): Likewise.
8365 (tree_contains_chrecs): Likewise.
8367 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8369 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8371 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8373 PR tree-optimization/89143
8374 * wide-int-range.h (wide_int_range_absu): Declare.
8375 * wide-int-range.cc (wide_int_range_absu): New function.
8376 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8378 PR tree-optimization/88107
8379 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8380 instead of assertion that eh_region_outermost is non-NULL, if it
8381 is NULL, set *ALL to true and return NULL.
8382 (move_sese_region_to_fn): Adjust caller, if all is set, call
8383 duplicate_eh_regions with NULL region.
8385 2019-02-01 Richard Biener <rguenth@suse.de>
8387 PR rtl-optimization/88593
8388 * mode-switching.c (optimize_mode_switching): Free dominators before
8389 calling cleanup_cfg.
8391 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8393 PR tree-optimization/88932
8394 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8396 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8399 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8400 bogus clang warning.
8402 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8405 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8406 alternative to avoid partial SSE register stall for TARGET_AVX.
8407 (truncdfsf2): Ditto.
8408 (sse4_1_round<mode>2): Ditto.
8410 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8412 PR tree-optimization/89008
8413 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8414 process anything of the form X * 0.
8416 2019-01-31 Richard Biener <rguenther@suse.de>
8418 PR tree-optimization/89135
8419 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8420 with abnormal preds.
8422 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8425 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8426 always_inline callees into no_sanitize_address callers.
8428 2019-01-31 Richard Biener <rguenther@suse.de>
8430 PR rtl-optimization/89115
8431 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8433 2019-01-30 Martin Sebor <msebor@redhat.com>
8436 * doc/extend.texi (cast to a union): Correct and expand.
8438 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8440 PR rtl-optimization/87246
8441 * lra-constraints.c (simplify_operand_subreg): Reload memory
8442 in subreg if the address became invalid.
8444 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8447 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8448 Disable for little-endian.
8450 2019-01-30 Richard Biener <rguenther@suse.de>
8452 PR rtl-optimization/89115
8453 * opts.c (default_options_optimization): Reduce
8454 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8455 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8458 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8460 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8461 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8462 type of vector element when vec_extract is implemented by direct
8465 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8467 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8469 2019-01-30 Richard Biener <rguenther@suse.de>
8471 PR tree-optimization/89111
8472 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8473 canonicalization to appropriately sized access types.
8475 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8478 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8479 for arguments to functions that are TU-local and shouldn't be
8480 referenced by assembly.
8482 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8484 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8487 2019-01-29 Martin Sebor <msebor@redhat.com>
8490 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8492 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8496 * omp-simd-clone.c (simd_clone_clauses_extract)
8497 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8498 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8500 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8502 * config.gcc: Force .init_array for ARC.
8504 2019-01-29 Richard Biener <rguenther@suse.de>
8507 * dwarf2out.c (collect_skeleton_dies): New helper.
8508 (copy_decls_for_unworthy_types): Call it.
8509 (build_abbrev_table): Assert we do not try to replace
8510 DW_AT_signature refs with local refs.
8512 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8515 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8516 for lastprivate/linear IV, push gimplify context around gimplify_assign
8517 and, if it needed any temporaries, pop it into a gimple bind around the
8520 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8522 * common.opt (-Wattribute-alias): Remove "no-" from name.
8523 Make -Wattribute-alias command line option and
8524 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8526 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8529 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8530 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8532 (bmi2): Add missing @opindex.
8533 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8534 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8535 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8536 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8537 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8538 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8539 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8540 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8541 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8542 xsavec, xsaveopt and xsaves options.
8544 2019-01-28 Richard Biener <rguenther@suse.de>
8547 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8550 2019-01-28 Richard Biener <rguenther@suse.de>
8552 PR tree-optimization/88739
8553 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8554 BIT_FIELD_REFs only are applied to mode-precision operands
8555 when they are integral.
8556 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8557 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8558 BIT_FIELD_REFs of non-mode-precision integral operands.
8560 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8563 * config/i386/sse.md
8564 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8565 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8566 first constants in pairs are multiples of 2. Formatting fixes.
8567 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8568 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8569 first constants in each quadruple are multiples of 4. Formatting fixes.
8571 2019-01-26 Martin Jambor <mjambor@suse.cz>
8574 * tree-inline.c: Include tree-cfgcleanup.h.
8575 (delete_unreachable_blocks_update_callgraph): Move...
8576 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8577 ...here, make externally visible, make second argument bool, adjust
8579 * tree-cfgcleanup.c: Include cgraph.h.
8580 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8582 * ipa-prop.c: Include tree-cfgcleanup.h.
8583 (ipcp_transform_function): Call
8584 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8586 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8588 PR rtl-optimization/88846
8589 * ira.c (process_set_for_memref_referenced_p): New.
8590 (memref_referenced_p): Add new param. Use
8591 process_set_for_memref_referenced_p. Add new switch cases.
8592 (memref_used_between_p): Pass new arg to memref_referenced_p.
8594 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8597 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8598 argument ABI_BREAK. Set to true if the calculated alignment has
8599 changed in gcc-9. Check bit-fields for their base type alignment.
8600 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8601 (aarch64_function_arg_boundary): Likewise.
8602 (aarch64_gimplify_va_arg_expr): Likewise.
8604 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8607 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8608 instead of accessing TREE_INT_CST_ELT directly.
8610 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8612 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8613 fenv_exceptions description.
8615 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8617 PR rtl-optimization/87763
8618 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8619 Allow SUBREG when matching CC_NZmode compare.
8621 2019-01-25 Richard Biener <rguenther@suse.de>
8623 PR tree-optimization/89049
8624 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8625 Look at the pattern stmt to determine if the stmt is vectorized.
8627 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8629 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8630 (pred_mov<mode>): Handle all-register forms using both a new
8631 alternative and a split.
8633 2019-01-25 Richard Biener <rguenther@suse.de>
8635 PR tree-optimization/86865
8636 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8637 Reject non-do-while loops.
8639 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8641 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8642 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8643 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8644 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8645 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8646 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8647 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8648 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8649 vlogical_operand, gpc_reg_operand, int_reg_operand,
8650 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8651 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8652 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8653 (save_world_operation, restore_world_operation, lmw_operation,
8654 stmw_operation): Use MEM_P and REG_P.
8655 (tie_operand): Use MEM_P.
8656 (vrsave_operation, crsave_operation): Use REG_P.
8657 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8658 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8659 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8660 (call_operand): Use HARD_REGISTER_P.
8661 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8663 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8664 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8665 quad_aligned_load_p, replace_swapped_aligned_store,
8666 recombine_lvx_pattern, replace_swapped_aligned_load,
8667 recombine_stvx_pattern): Use MEM_P.
8668 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8669 Use MEM_P and SYMBOL_REF_P.
8670 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8671 (insn_is_swappable_p): Use REG_P and MEM_P.
8672 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8673 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8675 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8677 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8679 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8680 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8681 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8682 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8684 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8685 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8686 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8687 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8688 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8689 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8690 rs6000_split_logical_di): Use CONST_INT_P.
8691 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8692 REG_P and SYMBOL_REF_P.
8693 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8694 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8695 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8696 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8697 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8698 (small_data_operand, print_operand_address): Use CONST_INT_P and
8700 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8701 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8702 Use HARD_REGISTER_NUM_P.
8703 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8704 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8705 SUBREG_P and SYMBOL_REF_P.
8706 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8707 and HARD_REGISTER_NUM_P.
8708 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8710 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8711 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8713 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8714 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8715 find_addr_reg): Use REG_P.
8716 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8717 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8718 (offsettable_ok_by_alignment, constant_pool_expr_p,
8719 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8720 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8721 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8722 rs6000_assemble_integer, create_TOC_reference,
8723 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8724 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8725 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8726 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8727 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8728 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8729 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8730 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8731 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8732 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8733 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8734 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8735 and cbranch<mode>4): Use CONST_INT_P.
8736 (multiple define_splits): Use REG_P and SUBREG_P.
8737 (define_expands call, call_value): Use MEM_P.
8738 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8739 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8740 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8741 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8742 and HARD_REGISTER_NUM_P.
8743 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8745 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8747 PR rtl-optimization/88948
8748 * rtl.h (prepare_copy_insn): New prototype.
8749 * gcse.c (prepare_copy_insn): New function, split out from
8750 process_insert_insn.
8751 (process_insert_insn): Use prepare_copy_insn.
8752 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8753 instead of gen_move_insn.
8755 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8758 * config/i386/i386.c (ix86_pic_register_p): Return true for
8761 PR tree-optimization/88964
8762 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8763 punt if HONOR_SNANS (chrec).
8766 * tree-nested.c (convert_nonlocal_reference_stmt,
8767 convert_local_reference_stmt, convert_tramp_reference_stmt,
8768 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8769 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8772 PR tree-optimization/89027
8773 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8774 for "omp simd array" variables.
8776 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8779 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8780 force the alignment of m_val.
8782 2019-01-24 Richard Biener <rguenther@suse.de>
8785 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8786 When in "legacy" debug mode make sure to reset self-origins.
8788 2019-01-24 Martin Liska <mliska@suse.cz>
8790 PR gcov-profile/88994
8791 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8792 result will be always smaller or equal to the original.
8793 * gcov.c (mangle_name): Fix else branch where we should
8794 also copy to PTR and shift the pointer.
8796 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8798 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8799 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8801 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8803 * common/config/i386/i386-common.c
8804 (OPTION_MASK_ISA_ENQCMD_SET,
8805 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8806 (ix86_handle_option): Handle -menqcmd.
8807 * config.gcc (enqcmdintrin.h): New header file.
8808 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8809 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8811 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8813 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8814 __builtin_ia32_enqcmds): New builtins.
8815 * config/i386/i386-c.c (__ENQCMD__): New macro.
8816 * config/i386/i386-option.c (ix86_target_string): Add
8818 (ix86_valid_target_attribute_inner_p): Likewise.
8819 * config/i386/i386-expand.c
8820 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8821 IX86_BUILTIN_ENQCMDS.
8822 * config/i386/i386.h (TARGET_ENQCMD): New.
8823 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8824 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8825 (movdir64b_<mode>): Parameterize to enable share expansion code
8826 with ENQCMD in function ix86_expand_builtin.
8827 * config/i386/i386.opt: Add -menqcmd.
8828 * config/i386/immintrin.h: Include enqcmdintrin.h.
8829 * config/i386/enqcmdintrin.h: New intrinsic file.
8830 * doc/invoke.texi: Add -menqcmd.
8832 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8833 Steve Ellcey <sellcey@marvell.com>
8836 * recog.c (address_operand): Return false on wrong mode for address.
8837 (constrain_operands): Check for mode with 'p' constraint.
8839 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8842 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8843 Disparage MMX alternative.
8844 (sse2_cvtpd2pi): Ditto.
8845 (sse2_cvttpd2pi): Ditto.
8847 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8850 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8851 use-after-free of the result of
8852 aarch64_get_extension_string_for_isa_flags.
8854 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8857 * doc/extend.texi: Document break and continue behavior in
8858 statement expressions.
8860 2019-01-23 Richard Biener <rguenther@suse.de>
8862 PR tree-optimization/89008
8863 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8864 not leave another stray operand.
8866 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8868 * BASE-VER: Bump to 9.0.1.
8870 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8872 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8873 thunk that returns by reference, use the type of the return object
8874 of the thunk instead of that of the alias to build the dereference.
8876 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8878 * config/arc/atomic.md: Add operand to DMB instruction.
8880 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8882 PR tree-optimization/88964
8883 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8884 build_zero_cst instead of build_int_cst. Return false for loop
8885 invariants which honor signed zeros.
8887 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8889 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8891 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8894 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8895 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8896 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8899 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8900 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8903 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8904 Disable for little endian.
8906 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8909 * config/arm/arm.c (arm_needs_double_word_align): Check
8910 DECL_BIT_FIELD_TYPE.
8912 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8913 H.J. Lu <hongjiu.lu@intel.com>
8916 * config/i386/i386-builtin.def: Add mask2 to all builtin
8917 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8919 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8920 (BDESC_FIRST): Likewise.
8921 (define_builtin): Add an argument for mask2. Updated to handle
8922 both ix86_isa_flags and ix86_isa_flags2.
8923 (define_builtin_const): Likewise.
8924 (define_builtin_pure): Likewise.
8925 (define_builtin2): Deleted.
8926 (define_builtin_const2): Likewise.
8927 (builtin_description): Add a member, mask2.
8928 (bdesc_*): Add mask2 to builtin initializations.
8929 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8930 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8932 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8934 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8937 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8940 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8943 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8944 alignment is dominated by a bitfield with 64-bit aligned base type.
8945 (arm_function_arg): Emit a warning if the alignment has changed since
8946 earlier GCC releases.
8947 (arm_function_arg_boundary): Likewise.
8948 (arm_setup_incoming_varargs): Likewise.
8950 2019-01-22 Richard Biener <rguenther@suse.de>
8952 PR tree-optimization/88862
8953 * graphite-scop-detection.c
8954 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8956 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8958 * doc/extend.tex (AMD GCN Function Attributes): New section.
8959 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8960 * doc/invoke.texi (AMD GCN Options): New section.
8961 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8963 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8965 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8966 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8968 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8970 PR tree-optimization/88044
8971 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8972 is false in the first iteration, but !every_iteration, return false
8973 instead of true with niter->niter zero.
8975 PR rtl-optimization/88904
8976 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8977 any nonequal registers before processing BB_END (b).
8980 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8982 (expand_binop_directly, expand_doubleword_clz,
8983 expand_doubleword_popcount, expand_ctz, expand_ffs,
8984 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8986 PR rtl-optimization/49429
8988 PR rtl-optimization/86334
8990 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8991 addressable from here...
8992 (emit_block_op_via_libcall): ... to here.
8994 2019-01-22 Richard Biener <rguenther@suse.de>
8996 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8997 auto_vec for cost vector to fix memleak.
8998 (vectorize_fold_left_reduction): Properly gather SLP defs.
8999 (vectorizable_comparison): Do not swap operands to properly
9002 2019-01-22 Alan Modra <amodra@gmail.com>
9005 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
9006 stays a reg. Allow a const_int.
9007 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
9008 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
9009 (IS_NOMARK_TLSGETADDR): Define.
9010 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
9011 (rs6000_output_tlsargs): New function.
9012 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
9013 __tls_get_addr call takes an arg.
9014 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
9015 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
9017 (call_value_nonlocal_sysv): ..or here, delete split.
9018 (tls_gdld_nomark): Delete.
9019 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
9020 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
9021 (call_value_nonlocal_sysv): Likewise.
9022 (call_value_nonlocal_sysv_secure): Likewise.
9023 (call_value_nonlocal_aix): Likewise.
9024 (call_value_indirect_aix): Likewise.
9025 (call_value_indirect_elfv2): Likewise.
9026 (call_value_local32, call_value_local64): Disable for no-mark tls.
9027 (call_value_local_aix): Likewise.
9029 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
9032 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
9033 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
9035 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
9037 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
9038 string contents as hash_map keys.
9040 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9043 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
9044 for rvalue context. Handle rvalues correctly. Use min_align_of_type
9045 instead of TYPE_ALIGN.
9046 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
9047 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
9048 pointer from TYPE_STUB_DECL.
9050 2019-01-21 Richard Biener <rguenther@suse.de>
9052 PR tree-optimization/88934
9053 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
9054 at the possibly non-constant operand.
9055 (vect_get_constant_vectors): Adjust.
9057 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
9060 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
9061 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
9062 instead of _X86INTRIN_H_INCLUDED.
9063 * onfig/i386/clwbintrin.h: Likewise.
9064 * config/i386/pkuintrin.h: Likewise.
9065 * config/i386/prfchwintrin.h: Likewise.
9066 * config/i386/rdseedintrin.h: Likewise.
9067 * config/i386/wbnoinvdintrin.h: Likewise.
9068 * config/i386/xsavecintrin.h: Likewise.
9069 * config/i386/xsavesintrin.h: Likewise.
9070 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
9071 * config/i386/xsaveintrin.h: Likewise.
9072 * config/i386/xsaveoptintrin.h: Likewise.
9073 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
9074 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
9075 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
9076 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
9077 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
9078 * config/i386/immintrin.h: Here.
9080 2019-01-20 Martin Jambor <mjambor@suse.cz>
9083 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
9084 with aa_walk_budget.
9085 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
9086 aa_walk_budget_p parameter.
9087 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
9088 walk. Updated all callers.
9089 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
9090 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
9092 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
9093 parameter info. Extract info from fbi. Pass fbi to recursive calls
9094 and to unmodified_parm.
9095 (phi_result_unknown_predicate): New parameter fbi, removed parameter
9096 info, updated call to will_be_nonconstant_expr_predicate.
9097 (param_change_prob): New parameter fbi, limit AA walking.
9098 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
9099 calls to various above functions.
9100 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
9101 parameter. Use it to limit AA walking.
9102 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
9104 (detect_type_change): New parameter fbi, pass it on to
9105 detect_type_change_from_memory_writes.
9106 (detect_type_change_ssa): Likewise.
9107 (aa_overwalked): Removed.
9108 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
9109 accordingly, adjust to the neew AA limiting scheme.
9110 (parm_ref_data_preserved_p): Likewise.
9111 (ipa_compute_jump_functions_for_edge): Adjust call to
9113 (ipa_analyze_call_uses): Likewise.
9114 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
9115 (ipa_analyze_node): Initialize aa_walk_budget.
9116 (ipcp_transform_function): Likewise.
9117 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
9118 to get_dynamic_type.
9120 2019-01-19 Jakub Jelinek <jakub@redhat.com>
9122 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
9123 outside of #if CHECKING_P code.
9125 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
9127 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
9128 New function, split out from...
9129 (loop_versioning::analyze_stride): ...here.
9130 (loop_versioning::find_per_loop_multiplication): Use gassign.
9131 (loop_versioning::analyze_term_using_scevs): Return a success code.
9132 (loop_versioning::analyze_arbitrary_term): New function.
9133 (loop_versioning::analyze_address_fragment): Use
9134 analyze_arbitrary_term if all else fails.
9136 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
9139 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
9142 2019-01-18 Richard Biener <rguenther@suse.de>
9144 PR tree-optimization/88903
9145 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
9146 scalar stmts a SLP shift amount is composed of when detecting
9149 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
9152 * config/arm/arm-cpus.in (mp): New feature.
9154 (fgroup ARMv7ve): Add mp and sec features.
9155 (arch armv7-a): Add options to allow mp and sec extensions.
9156 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
9157 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
9158 extenstions to the base architecture.
9159 (cpu cortex-a8): Add sec extension to the base architecture.
9160 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
9161 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
9162 variants down to the base v7-a varaint.
9163 * config/arm/t-multilib (v7_a_arch_variants): New variable.
9164 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
9165 of permitted extensions for -march=armv7-a and for
9166 -mcpu=generic-armv7-a.
9168 2019-01-18 Martin Liska <mliska@suse.cz>
9170 * params.def: Fix comment.
9171 * tree-profile.c (gimple_init_gcov_profiler): Bump function
9173 (gimple_gen_ic_func_profiler): Likewise.
9175 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9177 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
9178 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
9179 and put in error checks for stack protector guard options.
9180 (aarch64_stack_protect_guard): New.
9181 (TARGET_STACK_PROTECT_GUARD): Define.
9182 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
9183 (reg_stack_protect_address<mode>): New.
9184 (stack_protect_set): Adjust for SSP_GLOBAL.
9185 (stack_protect_test): Likewise.
9186 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
9187 (-mstack-protector-guard): Likewise.
9188 (-mstack-protector-guard-offset): Likewise.
9190 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9192 PR tree-optimization/86214
9193 * tree-inline.h (struct copy_body_data): Add
9194 add_clobbers_to_eh_landing_pads member.
9195 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
9196 (copy_edges_for_bb): Call it if EH edge destination is <
9197 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
9198 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
9199 if flag_stack_reuse != SR_NONE and clear it afterwards.
9201 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
9204 * doc/install.texi (with-multilib-list): Document for aarch64.
9206 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9209 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
9210 (("..."))) with ("...").
9212 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9214 * doc/extend.texi (Built-in Functions for Memory Model Aware
9215 Atomic Operations): Document atomic fetch and nand.
9217 2019-01-18 Martin Liska <mliska@suse.cz>
9218 Richard Biener <rguenther@suse.de>
9221 * cgraph.h (create_version_clone_with_body): Add new argument
9223 * cgraphclones.c (cgraph_node::create_version_clone): Add
9224 DECL_ATTRIBUTES to a newly created decl. And call
9225 valid_attribute_p so that proper cl_target_optimization_node
9226 is set for the newly created declaration.
9227 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
9229 (expand_target_clones): Do not call valid_attribute_p, it must
9231 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
9234 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9237 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
9238 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
9239 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
9241 2019-01-17 Martin Sebor <msebor@redhat.com>
9244 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
9245 Handle anti-ranges the same as no range at all.
9247 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9249 * config/aarch64/aarch64.c (cgraph.h): New include.
9250 (intl.h): New include.
9251 (supported_simd_type): New function.
9252 (currently_supported_simd_type): Ditto.
9253 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9254 (aarch64_simd_clone_adjust): Ditto.
9255 (aarch64_simd_clone_usable): Ditto.
9256 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9257 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9258 (TARGET_SIMD_CLONE_USABLE): Ditto.
9259 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9260 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9263 2019-01-17 Martin Sebor <msebor@redhat.com>
9265 PR tree-optimization/88800
9266 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9267 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9268 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9269 redundant argument. Add new argument and issue diagnostics under
9270 its control. Detect out-of-bounds access even with warnings
9272 (check_bounds_or_overlap): Change return type. Add argument.
9273 (wrestrict_dom_walker::check_call): Adjust.
9274 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9275 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9276 check_bounds_or_overlap's return value.
9277 (handle_builtin_stxncpy): Same.
9278 (handle_builtin_strcat): Same.
9280 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9281 Kwok Cheung Yeung <kcy@codesourcery.com>
9282 Julian Brown <julian@codesourcery.com>
9283 Tom de Vries <tom@codesourcery.com>
9285 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9287 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9289 * doc/sourcebuild.texi: Document dg-require-effective-target
9290 llvm_binutils and offload_gcn.
9292 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9293 Kwok Cheung Yeung <kcy@codesourcery.com>
9294 Julian Brown <julian@codesourcery.com>
9295 Tom de Vries <tom@codesourcery.com>
9297 * doc/sourcebuild.texi: Document dg-required-effective-target
9300 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9301 Kwok Cheung Yeung <kcy@codesourcery.com>
9302 Julian Brown <julian@codesourcery.com>
9303 Tom de Vries <tom@codesourcery.com>
9304 Jan Hubicka <hubicka@ucw.cz>
9305 Martin Jambor <mjambor@suse.cz>
9307 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9308 * configure.ac: Check for dlopen.
9309 * configure: Regenerate.
9311 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9312 Kwok Cheung Yeung <kcy@codesourcery.com>
9313 Julian Brown <julian@codesourcery.com>
9314 Tom de Vries <tom@codesourcery.com>
9315 Jan Hubicka <hubicka@ucw.cz>
9316 Martin Jambor <mjambor@suse.cz>
9318 * common/config/gcn/gcn-common.c: New file.
9319 * config/gcn/driver-gcn.c: New file.
9320 * config/gcn/gcn-builtins.def: New file.
9321 * config/gcn/gcn-hsa.h: New file.
9322 * config/gcn/gcn-modes.def: New file.
9323 * config/gcn/gcn-opts.h: New file.
9324 * config/gcn/gcn-passes.def: New file.
9325 * config/gcn/gcn-protos.h: New file.
9326 * config/gcn/gcn-run.c: New file.
9327 * config/gcn/gcn-tree.c: New file.
9328 * config/gcn/gcn.c: New file.
9329 * config/gcn/gcn.h: New file.
9330 * config/gcn/gcn.opt: New file.
9331 * config/gcn/t-gcn-hsa: New file.
9333 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9334 Kwok Cheung Yeung <kcy@codesourcery.com>
9335 Julian Brown <julian@codesourcery.com>
9336 Tom de Vries <tom@codesourcery.com>
9337 Jan Hubicka <hubicka@ucw.cz>
9338 Martin Jambor <mjambor@suse.cz>
9340 * config/gcn/constraints.md: New file.
9341 * config/gcn/gcn-valu.md: New file.
9342 * config/gcn/gcn.md: New file.
9343 * config/gcn/predicates.md: New file.
9345 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9347 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9348 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9349 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9350 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9352 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9355 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9356 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9357 it and document registers.
9359 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9361 * config/aarch64/aarch64.c (ares_tunings): Define.
9362 * config/aarch64/aarch64-cores.def (ares): Use the above.
9364 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9368 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9370 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9371 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9372 (_mm512_maskz_fixupimm_round_pd): Ditto.
9373 (_mm512_fixupimm_round_ps): Ditto.
9374 (_mm512_maskz_fixupimm_round_ps): Ditto.
9375 (_mm_fixupimm_round_sd): Ditto.
9376 (_mm_maskz_fixupimm_round_sd): Ditto.
9377 (_mm_fixupimm_round_ss): Ditto.
9378 (_mm_maskz_fixupimm_round_ss): Ditto.
9379 (_mm512_fixupimm_pd): Ditto.
9380 (_mm512_maskz_fixupimm_pd): Ditto.
9381 (_mm512_fixupimm_ps): Ditto.
9382 (_mm512_maskz_fixupimm_ps): Ditto.
9383 (_mm_fixupimm_sd): Ditto.
9384 (_mm_maskz_fixupimm_sd): Ditto.
9385 (_mm_fixupimm_ss): Ditto.
9386 (_mm_maskz_fixupimm_ss): Ditto.
9387 (_mm512_mask_fixupimm_round_pd): Update builtin.
9388 (_mm512_mask_fixupimm_round_ps): Ditto.
9389 (_mm_mask_fixupimm_round_sd): Ditto.
9390 (_mm_mask_fixupimm_round_ss): Ditto.
9391 (_mm512_mask_fixupimm_pd): Ditto.
9392 (_mm512_mask_fixupimm_ps): Ditto.
9393 (_mm_mask_fixupimm_sd): Ditto.
9394 (_mm_mask_fixupimm_ss): Ditto.
9395 * config/i386/avx512vlintrin.h:
9396 (_mm256_fixupimm_pd): Update parameters and builtin.
9397 (_mm256_maskz_fixupimm_pd): Ditto.
9398 (_mm256_fixupimm_ps): Ditto.
9399 (_mm256_maskz_fixupimm_ps): Ditto.
9400 (_mm_fixupimm_pd): Ditto.
9401 (_mm_maskz_fixupimm_pd): Ditto.
9402 (_mm_fixupimm_ps): Ditto.
9403 (_mm_maskz_fixupimm_ps): Ditto.
9404 (_mm256_mask_fixupimm_pd): Update builtin.
9405 (_mm256_mask_fixupimm_ps): Ditto.
9406 (_mm_mask_fixupimm_pd): Ditto.
9407 (_mm_mask_fixupimm_ps): Ditto.
9408 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9409 * config/i386/i386-builtin.def: Update builtin definitions.
9410 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9411 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9412 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9413 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9414 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9415 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9416 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9417 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9418 * config/i386/subst.md:
9419 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9420 (round_saeonly_sd_mask_op4): Ditto.
9421 (round_saeonly_expand_operand5): Ditto.
9422 (round_saeonly_expand): Update.
9424 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9428 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9430 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9431 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9432 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9433 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9434 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9435 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9436 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9438 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9442 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9445 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9446 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9447 instead of UNSPEC_FIXUPIMM.
9449 2019-01-17 Richard Biener <rguenther@suse.de>
9452 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9453 and friends for the LTO part of debug info.
9455 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9457 PR tree-optimization/86214
9458 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9461 PR rtl-optimization/88870
9462 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9463 throw if we can't alter the cfg or delete dead exceptions.
9464 (mark_insn): Don't call find_call_stack_args for such calls.
9466 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9468 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9469 prototypes for vec_st.
9470 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9471 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9472 mainly on signed/unsigned long long and double.
9474 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9477 * combine.c (delete_noop_moves): Convert to "bool" return,
9478 returning true if any edges are eliminated.
9479 (combine_instructions): Also return true if delete_noop_moves
9482 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9484 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9485 correct max nunits for endian swap.
9486 (aarch64_expand_fcmla_builtin): Correct subreg code.
9487 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9488 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9491 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9493 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9494 Handle split indirect COMPLEX_TYPE arguments.
9496 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9499 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9500 bit is set by add and compare.
9501 (CC_ADC): New CC_MODE.
9502 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9503 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9504 comparison. Add detection for CC_ADCmode.
9505 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9507 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9508 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9509 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9510 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9511 to eliminate the need for zero-extending the operands.
9512 (add<mode>3_compareC_imm): Delete. Merge into ...
9513 (add<mode>3_compareC): ... this. Restructure the comparison to
9514 eliminate the need for zero-extending the operands.
9515 (add<mode>3_carryin): Use LTU for the overflow detection.
9516 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9517 Reexpress comparison for overflow.
9518 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9519 (add<mode>3_carryinC): Likewise.
9520 (add<mode>3_carryinV): Use LTU for carry between partials.
9521 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9522 handling of CC_Cmode and add CC_ADCmode.
9523 (aarch64_borrow_operation): Likewise.
9525 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9527 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9528 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9529 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9530 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9532 2019-01-16 Martin Liska <mliska@suse.cz>
9534 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9536 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9538 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9539 (path_prefix_reset): Move up in the source file.
9540 (find_fortran_preinclude_file): Make complex search for the
9541 fortran header files.
9543 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9545 * godump.c (go_output_typedef): When outputting a typedef, refer
9546 to the underlying type by its name and not its structure.
9548 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9551 * tree.c (build_function_type): Assert that arg_types is not
9554 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9557 * doc/extend.texi: Document that listing the stack pointer in the
9558 clobber list of an asm is a deprecated feature.
9559 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9560 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9561 warning instead of an error for clobbers of the stack pointer.
9562 Add a note explaining why.
9564 2019-01-15 Richard Biener <rguenther@suse.de>
9567 * dwarf2out.c (gen_member_die): Do not generate inheritance
9570 2019-01-15 Richard Biener <rguenther@suse.de>
9572 PR tree-optimization/88855
9573 * tree-if-conv.c (combine_blocks): Collect
9574 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9576 2019-01-15 Tom de Vries <tdevries@suse.de>
9579 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9580 lhs == NULL_TREE for gang-level reduction.
9582 2019-01-15 Richard Biener <rguenther@suse.de>
9583 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9586 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9587 return true if SSA_NAME is already marked in visited bitmap.
9588 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9590 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9592 PR tree-optimization/88775
9593 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9594 equal == 0 equality pointer comparisons some more if compared in
9595 integral types and either one points to an automatic var and the
9596 other to a global, or we can prove at least one points to the middle
9597 or both point to start or both point to end.
9599 2019-01-14 Andi Kleen <ak@linux.intel.com>
9601 * Makefile.in: Lower autofdo sampling rate by 10x.
9602 * Makefile.tpl: Dito.
9604 2019-01-14 Tom Honermann <tom@honermann.net>
9606 * defaults.h: Define CHAR8_TYPE.
9608 2019-01-14 Martin Sebor <msebor@redhat.com>
9611 * doc/extend.texi (Darwin Format Checks): Clarify.
9613 2019-01-14 Richard Biener <rguenther@suse.de>
9615 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9616 whether we are in (simplify ...) or (match ...) context.
9618 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9620 PR rtl-optimization/88796
9621 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9622 * cfgexpand.c (stack_protect_prologue): Initialize
9623 crtl->stack_protect_guard_decl.
9624 * function.c (stack_protect_epilogue): Use it instead of calling
9625 targetm.stack_protect_guard again.
9626 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9627 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9628 crtl->stack_protect_guard_decl.
9629 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9630 on the returned MEM_EXPR.
9632 2019-01-12 Tom de Vries <tdevries@suse.de>
9634 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9635 vector length using -fopenacc-dim.
9637 2019-01-12 Tom de Vries <tdevries@suse.de>
9639 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9640 lengths into account.
9642 2019-01-12 Svante Signell <svante.signell@gmail.com>
9644 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9645 (TARGET_CAN_SPLIT_STACK): Define.
9646 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9648 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9650 * params.def (inline-unit-growth): Set to 40.
9652 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9654 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9656 2019-01-12 Tom de Vries <tdevries@suse.de>
9658 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9659 region calling vector-partitionable routine, set default_vector_length
9662 2019-01-12 Tom de Vries <tdevries@suse.de>
9664 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9665 variable default_vector_length.
9667 2019-01-12 Tom de Vries <tdevries@suse.de>
9670 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9671 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9674 2019-01-12 Tom de Vries <tdevries@suse.de>
9676 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9677 (nvptx_goacc_validate_dims): Add used parameter.
9678 * doc/tm.texi: Regenerate.
9679 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9680 argument to call to targetm.goacc.validate_dims.
9681 (default_goacc_validate_dims): Add used
9683 * target.def (validate_dims): Add used parameter in DEFHOOK.
9684 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9686 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9690 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9692 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9693 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9694 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9695 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9697 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9699 PR rtl-optimization/87305
9701 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9702 for little endian pseudos used as paradoxical subreg.
9704 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9706 PR tree-optimization/88693
9707 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9708 for STRING_CSTs that don't contain any NUL characters in the first
9709 TREE_STRING_LENGTH bytes.
9711 2019-01-11 Alan Modra <amodra@gmail.com>
9715 * genattrtab.c (min_fn): Don't translate values.
9716 (min_attr_value): Return INT_MAX when the value can't be calculated.
9717 Return minimum among any values that can be calculated.
9718 (max_attr_value): Adjust.
9720 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9722 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9724 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9726 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9727 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9728 (aarch64_return_call_with_max_clobbers): New function.
9729 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9730 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9732 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9733 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9734 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9735 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9736 * cselib.c (cselib_process_insn): Add argument to
9737 targetm.hard_regno_call_part_clobbered call.
9738 * ira-conflicts.c (ira_build_conflicts): Ditto.
9739 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9740 * lra-constraints.c (inherit_reload_reg): Ditto.
9741 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9742 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9743 argument. Call targetm.return_call_with_max_clobbers.
9744 Add argument to targetm.hard_regno_call_part_clobbered call.
9745 (calls_have_same_clobbers_p): New function.
9746 (process_bb_lives): Add call_insn and last_call_insn variables.
9747 Pass call_insn to check_pseudos_live_through_calls.
9748 Modify if stmt to check targetm.return_call_with_max_clobbers.
9749 Update setting of flush variable.
9750 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9752 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9753 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9754 targetm.hard_regno_call_part_clobbered call.
9755 * reginfo.c (choose_hard_reg_mode): Ditto.
9756 * regrename.c (check_new_reg_p): Ditto.
9757 * reload.c (find_equiv_reg): Ditto.
9758 * reload1.c (emit_reload_insns): Ditto.
9759 * sched-deps.c (deps_analyze_insn): Ditto.
9760 * sel-sched.c (init_regs_for_mode): Ditto.
9761 (mark_unavailable_hard_regs): Ditto.
9762 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9763 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9764 (return_call_with_max_clobbers): New target function.
9765 * doc/tm.texi: Regenerate.
9766 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9767 * hooks.c (hook_bool_uint_mode_false): Change to
9768 hook_bool_insn_uint_mode_false.
9769 * hooks.h (hook_bool_uint_mode_false): Ditto.
9771 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9773 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9774 (aarch64_remove_extra_call_preserved_regs): New function.
9775 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9776 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9777 * doc/tm.texi: Regenerate.
9778 * final.c (get_call_reg_set_usage): Call new hook.
9779 * target.def (remove_extra_call_preserved_regs): New hook.
9780 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9781 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9783 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9786 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9787 inside of pass_combine_1 dump rather than pass_profile_1.
9789 2019-01-11 Tom de Vries <tdevries@suse.de>
9791 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9792 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9793 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9794 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9797 2019-01-11 Tom de Vries <tdevries@suse.de>
9799 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9801 2019-01-11 Jan Beulich <jbeulich@suse.com>
9803 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9804 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9805 sse2_cvtsi2sd): Add {l}.
9806 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9809 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9812 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9814 (*float<floatunssuffix>v2div2sf2): New define_insn.
9815 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9816 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9817 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9818 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9819 match_operands with "const0_operand" "C".
9821 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9823 * config/aarch64/aarch64-builtins.c
9824 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9825 (aarch64_init_simd_builtins): ...Here
9827 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9829 PR rtl-optimization/87305
9831 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9832 allocation for big endian pseudos used as paradoxical subregs and
9833 spill them if it is wrong.
9834 * lra-constraints.c (lra_constraints): Add a comment.
9836 2019-01-10 Richard Biener <rguenther@suse.de>
9838 PR tree-optimization/88792
9839 * tree-ssa-pre.c (get_representative_for): Do not return a
9842 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9846 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9847 (assign_parm_setup_block): Do the argument slot realignment here
9850 2019-01-10 Stefan Agner <stefan@agner.ch>
9853 * config/arm/arm.c (arm_option_override_internal): Force
9854 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9856 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9859 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9862 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9864 * config/arm/arm-builtins.c
9865 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9866 (MAC_LANE_PAIR_QUALIFIERS): New.
9867 (arm_expand_builtin_args): Use it.
9868 (arm_expand_builtin_1): Likewise.
9869 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9870 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9871 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9872 * config/arm/arm_neon.h:
9873 (vcadd_rot90_f16): New.
9874 (vcaddq_rot90_f16): New.
9875 (vcadd_rot270_f16): New.
9876 (vcaddq_rot270_f16): New.
9879 (vcmla_lane_f16): New.
9880 (vcmla_laneq_f16): New.
9881 (vcmlaq_lane_f16): New.
9882 (vcmlaq_laneq_f16): New.
9883 (vcmla_rot90_f16): New.
9884 (vcmlaq_rot90_f16): New.
9885 (vcmla_rot90_lane_f16): New.
9886 (vcmla_rot90_laneq_f16): New.
9887 (vcmlaq_rot90_lane_f16): New.
9888 (vcmlaq_rot90_laneq_f16): New.
9889 (vcmla_rot180_f16): New.
9890 (vcmlaq_rot180_f16): New.
9891 (vcmla_rot180_lane_f16): New.
9892 (vcmla_rot180_laneq_f16): New.
9893 (vcmlaq_rot180_lane_f16): New.
9894 (vcmlaq_rot180_laneq_f16): New.
9895 (vcmla_rot270_f16): New.
9896 (vcmlaq_rot270_f16): New.
9897 (vcmla_rot270_lane_f16): New.
9898 (vcmla_rot270_laneq_f16): New.
9899 (vcmlaq_rot270_lane_f16): New.
9900 (vcmlaq_rot270_laneq_f16): New.
9901 (vcadd_rot90_f32): New.
9902 (vcaddq_rot90_f32): New.
9903 (vcadd_rot270_f32): New.
9904 (vcaddq_rot270_f32): New.
9907 (vcmla_lane_f32): New.
9908 (vcmla_laneq_f32): New.
9909 (vcmlaq_lane_f32): New.
9910 (vcmlaq_laneq_f32): New.
9911 (vcmla_rot90_f32): New.
9912 (vcmlaq_rot90_f32): New.
9913 (vcmla_rot90_lane_f32): New.
9914 (vcmla_rot90_laneq_f32): New.
9915 (vcmlaq_rot90_lane_f32): New.
9916 (vcmlaq_rot90_laneq_f32): New.
9917 (vcmla_rot180_f32): New.
9918 (vcmlaq_rot180_f32): New.
9919 (vcmla_rot180_lane_f32): New.
9920 (vcmla_rot180_laneq_f32): New.
9921 (vcmlaq_rot180_lane_f32): New.
9922 (vcmlaq_rot180_laneq_f32): New.
9923 (vcmla_rot270_f32): New.
9924 (vcmlaq_rot270_f32): New.
9925 (vcmla_rot270_lane_f32): New.
9926 (vcmla_rot270_laneq_f32): New.
9927 (vcmlaq_rot270_lane_f32): New.
9928 (vcmlaq_rot270_laneq_f32): New.
9929 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9930 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9931 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9932 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9933 vcmlaq_lane270): New.
9934 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9935 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9936 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9937 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9938 (arm_option_reconfigure_globals): Use them.
9939 * config/arm/iterators.md (VDF, VQ_HSF): New.
9940 (VCADD, VCMLA): New.
9941 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9942 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9944 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9945 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9947 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9949 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9950 Add qualifier_lane_pair_index.
9951 (emit-rtl.h): Include.
9952 (TYPES_QUADOP_LANE_PAIR): New.
9953 (aarch64_simd_expand_args): Use it.
9954 (aarch64_simd_expand_builtin): Likewise.
9955 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9957 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9958 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9959 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9960 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9961 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9962 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9963 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9964 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9965 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9966 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9967 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9968 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9969 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9970 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9971 Add __ARM_FEATURE_COMPLEX.
9972 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9973 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9974 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9975 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9976 fcmlaq_lane270): New.
9977 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9978 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9979 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9980 * config/aarch64/arm_neon.h:
9981 (vcadd_rot90_f16): New.
9982 (vcaddq_rot90_f16): New.
9983 (vcadd_rot270_f16): New.
9984 (vcaddq_rot270_f16): New.
9987 (vcmla_lane_f16): New.
9988 (vcmla_laneq_f16): New.
9989 (vcmlaq_lane_f16): New.
9990 (vcmlaq_rot90_lane_f16): New.
9991 (vcmla_rot90_laneq_f16): New.
9992 (vcmla_rot90_lane_f16): New.
9993 (vcmlaq_rot90_f16): New.
9994 (vcmla_rot90_f16): New.
9995 (vcmlaq_laneq_f16): New.
9996 (vcmla_rot180_laneq_f16): New.
9997 (vcmla_rot180_lane_f16): New.
9998 (vcmlaq_rot180_f16): New.
9999 (vcmla_rot180_f16): New.
10000 (vcmlaq_rot90_laneq_f16): New.
10001 (vcmlaq_rot270_laneq_f16): New.
10002 (vcmlaq_rot270_lane_f16): New.
10003 (vcmla_rot270_laneq_f16): New.
10004 (vcmlaq_rot270_f16): New.
10005 (vcmla_rot270_f16): New.
10006 (vcmlaq_rot180_laneq_f16): New.
10007 (vcmlaq_rot180_lane_f16): New.
10008 (vcmla_rot270_lane_f16): New.
10009 (vcadd_rot90_f32): New.
10010 (vcaddq_rot90_f32): New.
10011 (vcaddq_rot90_f64): New.
10012 (vcadd_rot270_f32): New.
10013 (vcaddq_rot270_f32): New.
10014 (vcaddq_rot270_f64): New.
10018 (vcmla_lane_f32): New.
10019 (vcmla_laneq_f32): New.
10020 (vcmlaq_lane_f32): New.
10021 (vcmlaq_laneq_f32): New.
10022 (vcmla_rot90_f32): New.
10023 (vcmlaq_rot90_f32): New.
10024 (vcmlaq_rot90_f64): New.
10025 (vcmla_rot90_lane_f32): New.
10026 (vcmla_rot90_laneq_f32): New.
10027 (vcmlaq_rot90_lane_f32): New.
10028 (vcmlaq_rot90_laneq_f32): New.
10029 (vcmla_rot180_f32): New.
10030 (vcmlaq_rot180_f32): New.
10031 (vcmlaq_rot180_f64): New.
10032 (vcmla_rot180_lane_f32): New.
10033 (vcmla_rot180_laneq_f32): New.
10034 (vcmlaq_rot180_lane_f32): New.
10035 (vcmlaq_rot180_laneq_f32): New.
10036 (vcmla_rot270_f32): New.
10037 (vcmlaq_rot270_f32): New.
10038 (vcmlaq_rot270_f64): New.
10039 (vcmla_rot270_lane_f32): New.
10040 (vcmla_rot270_laneq_f32): New.
10041 (vcmlaq_rot270_lane_f32): New.
10042 (vcmlaq_rot270_laneq_f32): New.
10043 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
10044 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
10045 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
10046 (FCADD, FCMLA): New.
10048 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
10050 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10054 * config/pa/pa.c: Change "can not" to "cannot".
10055 * gimple-ssa-evrp-analyze.c: Likewise.
10056 * ipa-icf.c: Likewise.
10057 * ipa-polymorphic-call.c: Likewise.
10058 * ipa-pure-const.c: Likewise.
10059 * lra-constraints.c: Likewise.
10060 * lra-remat.c: Likewise.
10061 * reload1.c: Likewise.
10062 * reorg.c: Likewise.
10063 * tree-ssa-uninit.c: Likewise.
10065 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10069 * Makefile.in: Mechanically replace "can not" with "cannot".
10070 * alias.c: Likewise.
10071 * builtins.c: Likewise.
10072 * calls.c: Likewise.
10073 * cgraph.c: Likewise.
10074 * cgraph.h: Likewise.
10075 * cgraphclones.c: Likewise.
10076 * cgraphunit.c: Likewise.
10077 * combine-stack-adj.c: Likewise.
10078 * combine.c: Likewise.
10079 * common/config/i386/i386-common.c: Likewise.
10080 * config/aarch64/aarch64.c: Likewise.
10081 * config/alpha/sync.md: Likewise.
10082 * config/arc/arc.c: Likewise.
10083 * config/arc/predicates.md: Likewise.
10084 * config/arm/arm-c.c: Likewise.
10085 * config/arm/arm.c: Likewise.
10086 * config/arm/arm.h: Likewise.
10087 * config/arm/arm.md: Likewise.
10088 * config/arm/cortex-r4f.md: Likewise.
10089 * config/csky/csky.c: Likewise.
10090 * config/csky/csky.h: Likewise.
10091 * config/darwin-f.c: Likewise.
10092 * config/epiphany/epiphany.md: Likewise.
10093 * config/i386/i386.c: Likewise.
10094 * config/i386/sol2.h: Likewise.
10095 * config/m68k/m68k.c: Likewise.
10096 * config/mcore/mcore.h: Likewise.
10097 * config/microblaze/microblaze.md: Likewise.
10098 * config/mips/20kc.md: Likewise.
10099 * config/mips/sb1.md: Likewise.
10100 * config/nds32/nds32.c: Likewise.
10101 * config/nds32/predicates.md: Likewise.
10102 * config/pa/pa.c: Likewise.
10103 * config/rs6000/e300c2c3.md: Likewise.
10104 * config/rs6000/rs6000.c: Likewise.
10105 * config/s390/s390.h: Likewise.
10106 * config/sh/sh.c: Likewise.
10107 * config/sh/sh.md: Likewise.
10108 * config/spu/vmx2spu.h: Likewise.
10109 * cprop.c: Likewise.
10110 * dbxout.c: Likewise.
10111 * df-scan.c: Likewise.
10112 * doc/cfg.texi: Likewise.
10113 * doc/extend.texi: Likewise.
10114 * doc/fragments.texi: Likewise.
10115 * doc/gty.texi: Likewise.
10116 * doc/invoke.texi: Likewise.
10117 * doc/lto.texi: Likewise.
10118 * doc/md.texi: Likewise.
10119 * doc/objc.texi: Likewise.
10120 * doc/rtl.texi: Likewise.
10121 * doc/tm.texi: Likewise.
10123 * emit-rtl.c: Likewise.
10124 * emit-rtl.h: Likewise.
10125 * except.c: Likewise.
10126 * expmed.c: Likewise.
10127 * expr.c: Likewise.
10128 * fold-const.c: Likewise.
10129 * genautomata.c: Likewise.
10130 * gimple-fold.c: Likewise.
10131 * hard-reg-set.h: Likewise.
10132 * ifcvt.c: Likewise.
10133 * ipa-comdats.c: Likewise.
10134 * ipa-cp.c: Likewise.
10135 * ipa-devirt.c: Likewise.
10136 * ipa-fnsummary.c: Likewise.
10137 * ipa-icf.c: Likewise.
10138 * ipa-inline-transform.c: Likewise.
10139 * ipa-inline.c: Likewise.
10140 * ipa-polymorphic-call.c: Likewise.
10141 * ipa-profile.c: Likewise.
10142 * ipa-prop.c: Likewise.
10143 * ipa-pure-const.c: Likewise.
10144 * ipa-reference.c: Likewise.
10145 * ipa-split.c: Likewise.
10146 * ipa-visibility.c: Likewise.
10148 * ira-build.c: Likewise.
10149 * ira-color.c: Likewise.
10150 * ira-conflicts.c: Likewise.
10151 * ira-costs.c: Likewise.
10152 * ira-int.h: Likewise.
10153 * ira-lives.c: Likewise.
10156 * loop-invariant.c: Likewise.
10157 * loop-unroll.c: Likewise.
10158 * lower-subreg.c: Likewise.
10159 * lra-assigns.c: Likewise.
10160 * lra-constraints.c: Likewise.
10161 * lra-eliminations.c: Likewise.
10162 * lra-lives.c: Likewise.
10163 * lra-remat.c: Likewise.
10164 * lra-spills.c: Likewise.
10166 * lto-cgraph.c: Likewise.
10167 * lto-streamer-out.c: Likewise.
10168 * postreload-gcse.c: Likewise.
10169 * predict.c: Likewise.
10170 * profile-count.h: Likewise.
10171 * profile.c: Likewise.
10172 * recog.c: Likewise.
10174 * reload.c: Likewise.
10175 * reload1.c: Likewise.
10176 * reorg.c: Likewise.
10177 * resource.c: Likewise.
10178 * rtl.def: Likewise.
10180 * rtlanal.c: Likewise.
10181 * sched-deps.c: Likewise.
10182 * sched-ebb.c: Likewise.
10183 * sched-rgn.c: Likewise.
10184 * sel-sched-ir.c: Likewise.
10185 * sel-sched.c: Likewise.
10186 * shrink-wrap.c: Likewise.
10187 * simplify-rtx.c: Likewise.
10188 * symtab.c: Likewise.
10189 * target.def: Likewise.
10190 * toplev.c: Likewise.
10191 * tree-call-cdce.c: Likewise.
10192 * tree-cfg.c: Likewise.
10193 * tree-complex.c: Likewise.
10194 * tree-core.h: Likewise.
10195 * tree-eh.c: Likewise.
10196 * tree-inline.c: Likewise.
10197 * tree-loop-distribution.c: Likewise.
10198 * tree-nrv.c: Likewise.
10199 * tree-profile.c: Likewise.
10200 * tree-sra.c: Likewise.
10201 * tree-ssa-alias.c: Likewise.
10202 * tree-ssa-dce.c: Likewise.
10203 * tree-ssa-dom.c: Likewise.
10204 * tree-ssa-forwprop.c: Likewise.
10205 * tree-ssa-loop-im.c: Likewise.
10206 * tree-ssa-loop-ivcanon.c: Likewise.
10207 * tree-ssa-loop-ivopts.c: Likewise.
10208 * tree-ssa-loop-niter.c: Likewise.
10209 * tree-ssa-phionlycprop.c: Likewise.
10210 * tree-ssa-phiopt.c: Likewise.
10211 * tree-ssa-propagate.c: Likewise.
10212 * tree-ssa-threadedge.c: Likewise.
10213 * tree-ssa-threadupdate.c: Likewise.
10214 * tree-ssa-uninit.c: Likewise.
10215 * tree-ssanames.c: Likewise.
10216 * tree-streamer-out.c: Likewise.
10217 * tree.c: Likewise.
10218 * tree.h: Likewise.
10219 * vr-values.c: Likewise.
10221 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
10223 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
10224 (ix86_split_xorsign): Ditto.
10225 * config/i386/i386.c (ix86_expand_xorsign): New function.
10226 (ix86_split_xorsign): Ditto.
10227 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
10228 (xorsign<mode>3): New expander.
10229 (xorsign<mode>3_1): New insn_and_split pattern.
10230 * config/i386/sse.md (xorsign<mode>3): New expander.
10232 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10234 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
10235 (*tablejump_sp64): Likewise.
10236 (*tablejump<P:mode>): ...this.
10237 (*call_address_sp32): Merge into...
10238 (*call_address_sp64): Likewise.
10239 (*call_address<P:mode>): ...this.
10240 (*call_symbolic_sp32): Merge into...
10241 (*call_symbolic_sp64): Likewise.
10242 (*call_symbolic<P:mode>): ...this.
10243 (call_value): Remove constraint and add predicate.
10244 (*call_value_address_sp32): Merge into...
10245 (*call_value_address_sp64): Likewise.
10246 (*call_value_address<P:mode>): ...this.
10247 (*call_value_symbolic_sp32): Merge into...
10248 (*call_value_symbolic_sp64): Likewise.
10249 (*call_value_symbolic<P:mode>): ...this.
10250 (*sibcall_symbolic_sp32): Merge into...
10251 (*sibcall_symbolic_sp64): Likewise.
10252 (*sibcall_symbolic<P:mode>): ...this.
10253 (sibcall_value): Remove constraint and add predicate.
10254 (*sibcall_value_symbolic_sp32): Merge into...
10255 (*sibcall_value_symbolic_sp64): Likewise.
10256 (*sibcall_value_symbolic<P:mode>): ...this.
10257 (window_save): Minor tweak.
10258 (*branch_sp32): Merge into...
10259 (*branch_sp64): Likewise.
10260 (*branch<P:mode>): ...this.
10262 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10263 James Clarke <jrtc27@jrtc27.com>
10266 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10267 consistently in TLS address generation and adjust code to the renaming
10268 of patterns. Mark calls to __tls_get_addr as const.
10269 * config/sparc/sparc.md (tgd_hi22): Turn into...
10270 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10271 (tgd_lo10): Turn into...
10272 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10273 (tgd_add32): Merge into...
10274 (tgd_add64): Likewise.
10275 (tgd_add<P:mode>): ...this and use Pmode throughout.
10276 (tldm_hi22): Turn into...
10277 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10278 (tldm_lo10): Turn into...
10279 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10280 (tldm_add32): Merge into...
10281 (tldm_add64): Likewise.
10282 (tldm_add<P:mode>): ...this and use Pmode throughout.
10283 (tldm_call32): Merge into...
10284 (tldm_call64): Likewise.
10285 (tldm_call<P:mode>): ...this and use Pmode throughout.
10286 (tldo_hix22): Turn into...
10287 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10288 (tldo_lox10): Turn into...
10289 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10290 (tldo_add32): Merge into...
10291 (tldo_add64): Likewise.
10292 (tldo_add<P:mode>): ...this and use Pmode throughout.
10293 (tie_hi22): Turn into...
10294 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10295 (tie_lo10): Turn into...
10296 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10297 (tie_ld64): Use DImode throughout.
10298 (tie_add32): Merge into...
10299 (tie_add64): Likewise.
10300 (tie_add<P:mode>): ...this and use Pmode throughout.
10301 (tle_hix22_sp32): Merge into...
10302 (tle_hix22_sp64): Likewise.
10303 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10304 (tle_lox22_sp32): Merge into...
10305 (tle_lox22_sp64): Likewise.
10306 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10307 (*tldo_ldub_sp32): Merge into...
10308 (*tldo_ldub_sp64): Likewise.
10309 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10310 (*tldo_ldub1_sp32): Merge into...
10311 (*tldo_ldub1_sp64): Likewise.
10312 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10313 (*tldo_ldub2_sp32): Merge into...
10314 (*tldo_ldub2_sp64): Likewise.
10315 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10316 (*tldo_ldsb1_sp32): Merge into...
10317 (*tldo_ldsb1_sp64): Likewise.
10318 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10319 (*tldo_ldsb2_sp32): Merge into...
10320 (*tldo_ldsb2_sp64): Likewise.
10321 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10322 (*tldo_ldub3_sp64): Use DImode throughout.
10323 (*tldo_ldsb3_sp64): Likewise.
10324 (*tldo_lduh_sp32): Merge into...
10325 (*tldo_lduh_sp64): Likewise.
10326 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10327 (*tldo_lduh1_sp32): Merge into...
10328 (*tldo_lduh1_sp64): Likewise.
10329 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10330 (*tldo_ldsh1_sp32): Merge into...
10331 (*tldo_ldsh1_sp64): Likewise.
10332 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10333 (*tldo_lduh2_sp64): Use DImode throughout.
10334 (*tldo_ldsh2_sp64): Likewise.
10335 (*tldo_lduw_sp32): Merge into...
10336 (*tldo_lduw_sp64): Likewise.
10337 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10338 (*tldo_lduw1_sp64): Use DImode throughout.
10339 (*tldo_ldsw1_sp64): Likewise.
10340 (*tldo_ldx_sp64): Likewise.
10341 (*tldo_stb_sp32): Merge into...
10342 (*tldo_stb_sp64): Likewise.
10343 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10344 (*tldo_sth_sp32): Merge into...
10345 (*tldo_sth_sp64): Likewise.
10346 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10347 (*tldo_stw_sp32): Merge into...
10348 (*tldo_stw_sp64): Likewise.
10349 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10350 (*tldo_stx_sp64): Use DImode throughout.
10352 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10354 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10355 check configure option to set BTI and Return Address Signing.
10356 * configure.ac: Add --enable-standard-branch-protection and
10357 --disable-standard-branch-protection.
10358 * configure: Regenerated.
10359 * doc/install.texi: Document the same.
10361 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10362 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10364 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10365 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10366 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10368 * config/aarch64/aarch64-bti-insert.c: New file.
10369 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10371 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10373 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10374 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10375 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10376 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10378 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10380 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10381 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10382 Disable bti for -mbranch-protection=none.
10383 (aarch64_handle_standard_branch_protection): Enable bti for
10384 -mbranch-protection=standard.
10385 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10386 -mbranch-protection.
10387 (aarch64_bti_enabled): Check if bti is enabled.
10388 * config/aarch64/aarch64.opt: Declare target variable.
10389 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10391 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10393 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10394 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10395 (aarch64_expand_epilogue): Likewise.
10396 (aarch64_output_mi_thunk): Likewise
10397 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10398 TAILCALL_ADDR_REGS to x16 and x17.
10399 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10401 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10403 * config/aarch64/aarch64-option-extensions.def: Define
10404 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10405 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10406 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10407 (AARCH64_FL_PREDRES): New.
10408 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10409 AARCH64_FL_PREDRES by default.
10410 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10412 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10414 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10416 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10417 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10418 * doc/invoke.texi: Document ARMv8.5-A.
10420 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10422 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10423 (xorsign<mode>3): Likewise.
10425 2019-01-09 Jelinek <jakub@redhat.com>
10427 PR middle-end/88758
10428 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10429 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10431 PR rtl-optimization/88331
10432 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10433 not currently_expanding_to_rtl.
10435 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10437 * doc/invoke.texi (-Os): Remove trailing spaces.
10438 (-finline-functions): Remove reference to -O2.
10440 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10442 PR rtl-optimization/79593
10443 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10445 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10446 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10448 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10451 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10455 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10456 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10458 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10461 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10462 ix86_avx_u128_mode_entry.
10464 2019-01-08 Martin Liska <mliska@suse.cz>
10466 PR tree-optimization/88753
10467 * tree-switch-conversion.c (switch_conversion::build_one_array):
10468 Come up with local variable constructor. Convert first to
10469 type of constructor values.
10471 2019-01-08 Richard Biener <rguenther@suse.de>
10473 PR tree-optimization/86554
10474 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10475 rpo_avail): Move earlier.
10476 (visit_nary_op): When value-numbering to expressions
10477 with different overflow behavior make sure there's an
10478 available expression on the path.
10480 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10482 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10483 aarch64_parse_branch_protection,
10484 struct aarch64_branch_protect_type,
10485 aarch64_handle_no_branch_protection,
10486 aarch64_handle_standard_branch_protection,
10487 aarch64_validate_mbranch_protection,
10488 aarch64_handle_pac_ret_protection,
10489 aarch64_handle_attr_branch_protection,
10490 accepted_branch_protection_string,
10491 aarch64_pac_ret_subtypes,
10492 aarch64_branch_protect_types,
10493 aarch64_handle_pac_ret_leaf): Define.
10494 (aarch64_override_options_after_change_1, aarch64_override_options):
10495 Add check for accepted_branch_protection_string.
10496 (aarch64_option_save): Save accepted_branch_protection_string.
10497 (aarch64_option_restore): Save accepted_branch_protection_string.
10498 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10499 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10500 msign-return-address.
10501 * doc/invoke.texi: Add mbranch-protection.
10503 2019-01-08 Alan Modra <amodra@gmail.com>
10506 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10507 Delete "unknownp" parameter. Adjust callers. Handle
10508 CONST_INT, PLUS, MINUS, and MULT.
10509 (attr_value_aligned): Renamed from or_attr_value.
10510 (min_attr_value): Return INT_MIN for unhandled rtl case..
10511 (min_fn): ..and translate to INT_MAX here.
10512 (write_length_unit_log): Modify to cope without "unknown".
10513 (write_attr_value): Handle IF_THEN_ELSE.
10515 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10517 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10518 optimization for masked stores.
10520 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10522 PR middle-end/88567
10523 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10524 output vector directly to duplicate_and_interleave instead of
10525 going through a temporary. Postpone insertion of ctor_seq to
10526 the end of the loop.
10528 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10531 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10532 unsigned_p. Handle signed and unsigned overflow correction as
10534 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10536 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10538 (add<mode>3_compareV_imm): Make this callable for expanding.
10539 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10540 aarch64_plus_operand for operand 2.
10541 (subv<GPI:mode>_insn): New insn pattern.
10542 (subv<GPI:mode>_imm): Likewise.
10543 (negv<GPI:mode>3): New expand pattern.
10544 (negv<GPI:mode>_insn): New insn pattern.
10545 (negv<GPI:mode>_cmp_only): Likewise.
10546 (cmpv<GPI:mode>_insn): Likewise.
10547 (subvti4): Use register_operand for operand 1. Update call to
10548 aarch64_expand_subvti.
10549 (usubvti4): Likewise.
10550 (negvti3): New expand pattern.
10551 (negdi_carryout): New insn pattern.
10552 (negvdi_carryinV): New insn pattern.
10553 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10554 version the named version.
10555 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10557 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10559 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10561 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10562 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10563 (sub<mode>3_carryinCV): Delete.
10564 (sub<GPI:mode>3_carryinV): New expand pattern.
10565 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10567 2019-01-07 Richard Biener <rguenther@suse.de>
10569 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10570 of tree_operand_hash.
10572 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10574 PR tree-optimization/88598
10575 * tree.h (single_nonzero_element): Declare.
10576 * tree.c (single_nonzero_element): New function.
10577 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10578 if I is the only nonzero element of CST.
10580 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10582 PR tree-optimization/88598
10583 * tree.h (initializer_each_zero_or_onep): Declare.
10584 * tree.c (initializer_each_zero_or_onep): New function.
10585 (signed_or_unsigned_type_for): Handle float types too.
10586 (unsigned_type_for, signed_type_for): Update comments accordingly.
10587 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10588 x & { 0 or -1, 0 or -1, ... }.
10590 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10592 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10593 with x86_64-pc-linux-gnu.
10595 2019-01-07 Tom de Vries <tdevries@suse.de>
10598 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10600 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10603 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10605 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10606 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10607 TARGET_AVX512F as condition.
10610 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10611 const_not_ok_for_debug_p target hook.
10612 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10613 on UNSPEC and subexpressions thereof if all subexpressions of the
10614 UNSPEC are CONSTANT_P.
10616 PR tree-optimization/88676
10617 * tree-ssa-phiopt.c (two_value_replacement): New function.
10618 (tree_ssa_phiopt_worker): Call it.
10621 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10622 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10625 * tree-vect-generic.c: Include insn-config.h and recog.h.
10626 (expand_vector_piecewise): Add defaulted ret_type argument,
10627 if non-NULL, use that in preference to type for the result type.
10628 (expand_vector_parallel): Formatting fix.
10629 (do_vec_conversion, do_vec_narrowing_conversion,
10630 expand_vector_conversion): New functions.
10631 (expand_vector_operations_1): Call expand_vector_conversion
10632 for VEC_CONVERT ifn calls.
10633 * internal-fn.def (VEC_CONVERT): New internal function.
10634 * internal-fn.c (expand_VEC_CONVERT): New function.
10635 * fold-const-call.c (fold_const_vec_convert): New function.
10636 (fold_const_call): Use it for CFN_VEC_CONVERT.
10637 * doc/extend.texi (__builtin_convertvector): Document.
10639 2019-01-07 Tom de Vries <tdevries@suse.de>
10641 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10642 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10643 vector_red_partition, vector_red_sym): New global variables.
10644 (nvptx_option_override): Initialize vector_red_sym.
10645 (nvptx_declare_function_name): Restore red_partition register.
10646 (nvptx_file_end): Emit code to declare the vector reduction variables.
10647 (nvptx_output_red_partition): New function.
10648 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10649 large vector reductions.
10650 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10651 (nvptx_init_builtins): Add VECTOR_ADDR.
10652 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10653 Handle nvptx_expand_shared_addr.
10654 (nvptx_get_shared_red_addr): Add vector argument and handle large
10656 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10658 (nvptx_goacc_reduction_init): Likewise.
10659 (nvptx_goacc_reduction_fini): Likewise.
10660 (nvptx_goacc_reduction_teardown): Likewise.
10661 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10662 init,fini,teardown}.
10663 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10664 (nvptx_set_current_function): Init vector_red_partition.
10665 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10666 (nvptx_red_partition): New insn.
10667 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10669 2019-01-07 Tom de Vries <tdevries@suse.de>
10672 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10675 2019-01-07 Tom de Vries <tdevries@suse.de>
10677 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10678 (nvptx_option_override): Init oacc_bcast_partition.
10679 (nvptx_init_oacc_workers): New function.
10680 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10681 (nvptx_needs_shared_bcast): New function.
10682 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10683 to propagate state.
10684 (nvptx_shared_propagate): Initialize vector bcast partition and
10685 synchronization state.
10686 (nvptx_single): Generalize to enable vectors to use shared-memory
10687 to propagate state.
10688 (nvptx_process_pars): Likewise.
10689 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10690 * config/nvptx/nvptx.h (struct machine_function): Add
10691 bcast_partition and sync_bar members.
10693 2019-01-07 Tom de Vries <tdevries@suse.de>
10695 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10696 (nvptx_apply_dim_limits): New function.
10697 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10700 2019-01-07 Tom de Vries <tdevries@suse.de>
10702 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10703 as late as possible.
10705 2019-01-07 Tom de Vries <tdevries@suse.de>
10707 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10708 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10709 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10710 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10711 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10713 2019-01-07 Tom de Vries <tdevries@suse.de>
10715 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10717 2019-01-07 Tom de Vries <tdevries@suse.de>
10719 * omp-offload.c (oacc_get_min_dim): New function.
10720 * omp-offload.h (oacc_get_min_dim): Declare.
10722 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10725 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10726 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10728 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10732 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10734 * ipa-inline.c (edge_badness): Use inlined_time instead of
10735 inline_summaries->get.
10737 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10739 * opts.c (enable_fdo_optimizations): Enable
10740 version-loops-for-strides, loop-interchange, unrol-and-jam
10741 and tree-loop-distribution.
10742 * invoke.texi: Document newly enabled options.
10744 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10746 * doc/invoke.texi (max-inline-insns-small): New parameters.
10747 * ipa-inline.c (want_early_inline_function_p): simplify.
10748 (want_inline_small_function_p): Fix pasto from previous patch;
10749 use max-inline-insns-small bound.
10750 * params.def (max-inline-insns-small): New param.
10751 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10752 variables correctly.
10754 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10756 * doc/invoke.texi: Document max-inline-insns-size,
10757 uninlined-function-insns, uninlined-function-time,
10758 uninlined-thunk-insns and uninlined-thunk-time.
10759 * params.def: Add max-inline-insns-size,
10760 uninlined-function-insns, uninlined-function-time,
10761 uninlined-thunk-insns and uninlined-thunk-time.
10762 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10764 * ipa-inline.c (can_inline_edge_by_limits_p,
10765 want_inline_small_function_p): Use new parameters.
10767 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10769 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10771 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10773 PR middle-end/82564
10775 * expr.c (expand_assignment): For calls returning VLA structures
10776 if to_rtx is not a MEM, force it into a stack temporary.
10779 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10780 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10781 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10782 subexpressions of both operands.
10783 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10784 subrtxes are CONSTANT_P.
10785 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10786 2018-11-09 changes.
10788 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10790 * params.def (hot-bb-count-ws-permille): Set to 990.
10792 2019-01-04 Martin Sebor <msebor@redhat.com>
10795 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10798 2019-01-04 Martin Sebor <msebor@redhat.com>
10801 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10803 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10805 * gdbinit.in: Turn off pagination for the skip commands, restore
10806 it to previous state afterwards.
10808 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10811 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10812 of GET_MODE (opN) as modes of the libcall arguments.
10814 2019-01-04 Jan Beulich <jbeulich@suse.com>
10816 * config/i386/sse.md
10817 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10818 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10819 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10820 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10821 avx512f_vmcmp<mode>3<round_saeonly_name>,
10822 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10823 avx512f_maskcmp<mode>3,
10824 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10825 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10826 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10827 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10828 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10829 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10830 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10831 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10832 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10833 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10834 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10835 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10836 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10837 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10838 avx512cd_maskb_vec_dup<mode>,
10839 avx512cd_maskw_vec_dup<mode>,
10840 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10841 avx512dq_vmfpclass<mode>,
10842 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10845 2019-01-03 Martin Sebor <msebor@redhat.com>
10847 PR tree-optimization/88659
10848 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10850 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10852 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10853 unaligned vsx and avoid lxvd2x/stxvd2x.
10854 (gen_lvx_v4si_move): New function.
10856 2019-01-03 Tom de Vries <tdevries@suse.de>
10858 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10859 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10861 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10863 2019-01-03 Tom de Vries <tdevries@suse.de>
10865 * config/nvptx/nvptx.c (struct offload_attrs): New.
10866 (populate_offload_attrs): New function. Factor mask extraction out of
10867 nvptx_reorg. Add extraction of dimensions.
10868 (nvptx_reorg): Use populate_offload_attrs.
10870 2019-01-03 Tom de Vries <tdevries@suse.de>
10872 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10873 cases for oacc_min_dims_p and routine_p. Add asserts for
10874 oacc_default_dims_p and offload_region_p.
10876 2019-01-03 Tom de Vries <tdevries@suse.de>
10878 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10879 factored out of ...
10880 (nvptx_goacc_validate_dims): ... here.
10882 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10884 PR tree-optimization/85574
10885 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10887 (struct ssa_equip_hash_traits): Declare.
10888 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10890 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10893 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10894 change it to qualified_type.
10896 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10898 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10899 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10901 2019-01-02 Martin Sebor <msebor@redhat.com>
10902 Jeff Law <law@redhat.com>
10904 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10905 (get_range_strlen_tree): Update appropriately.
10907 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10909 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10910 rather than set_range_info.
10911 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10912 maybe_set_strlen_range. Handle potentially boundary crossing
10913 cases more conservatively.
10914 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10915 Call set_strlen_range.
10916 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10918 PR middle-end/88663
10919 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10920 need the flexp argument.
10921 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10922 from calls to get_range_strlen. Update comments. Just update
10923 VAL for an unterminated const char array and let the reset of the
10924 code handle it normally. No longer try to set *flexp. Adjust
10926 (get_range_strlen): Update for the new get_range_strlen API.
10927 (get_maxval_strlen): Similarly.
10928 (gimple_fold_builtin_strlen): Handle update meaning of return value
10929 from get_range_strlen.
10930 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10931 get_range_strlen API.
10933 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10936 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10937 false at WPA time when body was removed.
10939 2019-01-02 Martin Liska <mliska@suse.cz>
10941 PR tree-optimization/88650
10942 * predict.c (set_even_probabilities): Calculate probability
10943 remainer only when really used.
10945 2019-01-02 Richard Biener <rguenther@suse.de>
10947 PR middle-end/88651
10948 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10949 widest_ints when mangling max_stmt_execution results.
10951 2019-01-02 Richard Biener <rguenther@suse.de>
10953 PR tree-optimization/88621
10954 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10955 bitfields when canoncalizing.
10957 2019-01-02 Richard Biener <rguenther@suse.de>
10960 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10961 cost of cheap SSE instruction.
10963 2019-01-02 Richard Biener <rguenther@suse.de>
10966 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10967 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10969 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10970 set after UIDs before splitting them.
10972 2019-01-01 Martin Sebor <msebor@redhat.com>
10973 Jeff Law <law@redhat.com>
10975 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10976 length is optimistic. If it is, then arrange to compute the
10977 conservative length as well.
10979 * gimple-fold.h (get_range_strlen): Update prototype.
10980 * builtins.c (check_access): Update call to get_range_strlen to use
10981 c_strlen_data pointer. Change various variable accesses to instead
10982 pull data from the c_strlen_data structure.
10983 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10984 * calls.c (maybe_warn_nonstring_arg): Likewise.
10985 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10986 minimum length if maximum lengh is unknown.
10987 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10988 that used c_strlen, it's no longer needed. Restructure slightly.
10989 (format_string): Set unlikely range appropriately.
10990 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10992 (get_range_strlen): Accept c_strlen_data pointer for external
10993 call sites as well. Pass through to call to internal get_range_strlen.
10994 Adjust minlen, maxlen and maxbound as needed.
10995 (get_maxval_strlen): Update comments.
10996 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10997 to use c_strlen_data pointer. Change variable accesses to instead
10998 use c_strlen_data data members.
11000 * gimple-fold.c (get_range_strlen): Update prototype.
11001 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
11002 local variables. Use pdata to return information to caller.
11003 Update calls to get_range_strlen. Update pdata->maxbound.
11004 (get_range_strlen -- static version): Similarly.
11005 (get_range_strlen -- extern version): Update for internal
11006 get_range_strlen API change. Convert to external data format.
11007 (get_maxval_strlen): Similarly.
11009 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
11011 * coverage.c (get_coverage_counts): Use current_function_decl.
11012 * profile.c (read_thunk_profile): New function.
11013 (branch_prob): Add THUNK parameter.
11014 * tree-profile.c (tree_profiling): Handle thunks.
11015 * value-prof.c (init_node_map): Handle thunks.
11016 * value-prof.h (branch_prob): Upate prototype.
11017 (read_thunk_profile): Declare.
11019 2019-01-01 Jakub Jelinek <jakub@redhat.com>
11021 Update copyright years.
11023 * gcc.c (process_command): Update copyright notice dates.
11024 * gcov-dump.c (print_version): Ditto.
11025 * gcov.c (print_version): Ditto.
11026 * gcov-tool.c (print_version): Ditto.
11027 * gengtype.c (create_file): Ditto.
11028 * doc/cpp.texi: Bump @copying's copyright year.
11029 * doc/cppinternals.texi: Ditto.
11030 * doc/gcc.texi: Ditto.
11031 * doc/gccint.texi: Ditto.
11032 * doc/gcov.texi: Ditto.
11033 * doc/install.texi: Ditto.
11034 * doc/invoke.texi: Ditto.
11036 Copyright (C) 2019 Free Software Foundation, Inc.
11038 Copying and distribution of this file, with or without modification,
11039 are permitted in any medium without royalty provided the copyright
11040 notice and this notice are preserved.