1 2019-06-10 Martin Sebor <msebor@redhat.com>
3 * gimple-fold.c (get_range_strlen): Update comment that didn't
4 make it into r267503 or related commits.
6 2019-06-10 Vladislav Ivanishin <vlad@ispras.ru>
8 * gcov-tool.c (merge_usage, rewrite_usage): Mark with
9 ATTRIBUTE_NORETURN thus making consistent with overlap_usage.
11 2019-06-10 Jakub Jelinek <jakub@redhat.com>
13 * tree.def (OMP_SCAN): New tree code.
14 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_INCLUSIVE and
16 * tree.h (OMP_CLAUSES): Use OMP_SCAN instead of OMP_TASKGROUP.
17 (OMP_SCAN_BODY, OMP_SCAN_CLAUSES): Define.
18 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries for
19 OMP_CLAUSE_{IN,EX}CLUSIVE.
20 (walk_tree_1): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
21 * tree-nested.c (convert_nonlocal_reference_stmt,
22 convert_local_reference_stmt, convert_gimple_call): Handle
24 * tree-pretty-print.c (dump_omp_clause): Handle
25 OMP_CLAUSE_{IN,EX}CLUSIVE.
26 (dump_generic_node): Handle OMP_SCAN.
27 * gimple.def (GIMPLE_OMP_SCAN): New gimple code.
28 * gimple.h (gomp_scan): New type.
29 (is_a_helper <gomp_scan *>::test,
30 is_a_helper <const gomp_scan *>::test): New templates.
31 (gimple_build_omp_scan): Declare.
32 (gimple_omp_scan_clauses, gimple_omp_scan_clauses_ptr,
33 gimple_omp_scan_set_clauses): New inline functions.
34 (CASE_GIMPLE_OMP): Add case GIMPLE_OMP_SCAN:.
35 * gimple.c (gimple_build_omp_scan): New function.
36 (gimple_copy): Handle GIMPLE_OMP_SCAN.
37 * gimple-walk.c (walk_gimple_op, walk_gimple_stmt): Likewise.
38 * gimple-pretty-print.c (dump_gimple_omp_block): Don't handle
40 (dump_gimple_omp_scan): New function.
41 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCAN.
42 * gimple-low.c (lower_stmt): Handle GIMPLE_OMP_SCAN.
43 * tree-inline.c (remap_gimple_stmt, estimate_num_insns): Likewise.
44 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_REDUCTION_INSCAN.
45 (is_gimple_stmt): Handle OMP_SCAN.
46 (gimplify_scan_omp_clauses): Reject inscan reductions on constructs
47 other than OMP_FOR or OMP_SIMD. Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
48 (gimplify_adjust_omp_clauses): Diagnose inscan reductions not
49 mentioned in nested #pragma omp scan. Handle
50 OMP_CLAUSE_{IN,EX}CLUSIVE.
51 (gimplify_expr): Handle OMP_SCAN.
52 * omp-low.c (check_omp_nesting_restrictions): For parent context,
53 look through GIMPLE_OMP_SCAN context. Allow #pragma omp scan in
55 (scan_omp_1_stmt, lower_omp_1, diagnose_sb_1, diagnose_sb_2): Handle
58 2019-06-10 Martin Liska <mliska@suse.cz>
60 * ipa-cp.c (ignore_edge_p): New function.
61 (build_toporder_info): Use it.
62 * ipa-inline.c (ignore_edge_p): New function.
63 (inline_small_functions): Use it.
64 * ipa-pure-const.c (ignore_edge_for_nothrow):
65 Verify opt_for_fn for caller and callee.
66 (ignore_edge_for_pure_const): Likewise.
67 * ipa-reference.c (ignore_edge_p): Extend to check
69 * ipa-utils.c (searchc): Refactor.
70 * ipa-utils.h: Fix coding style.
72 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
74 * config/arc/arc.c (arc_rtx_costs): Update costs.
76 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
78 * config/arc/arc-protos.h (arc_check_ior_const): Declare.
79 (arc_split_ior): Likewise.
80 (arc_check_mov_const): Likewise.
81 (arc_split_mov_const): Likewise.
82 * config/arc/arc.c (arc_print_operand): Fix 'z' letter.
83 (arc_rtx_costs): Replace check Crr with Cax constraint.
84 (prepare_move_operands): Cleanup, remove unused code.
85 (arc_split_ior): New function.
86 (arc_check_ior_const): Likewise.
87 (arc_split_mov_const): Likewise.
88 (arc_check_mov_const): Likewise.
89 * config/arc/arc.md (movsi_insn): Restructure it, and convert it
90 in define_insn_and_split pattern.
92 (mulsi3_v2): Add new matching variant.
93 (andsi3_i): Cleanup pattern.
94 (rotrsi3_cnt1): Update pattern.
95 (rotrsi3_cnt8): New pattern.
96 (ashlsi2_cnt8): Likewise.
97 (ashlsi2_cnt16): Likewise.
98 * config/arc/constraints.md (C0p): Update constraint.
103 2019-06-10 Martin Liska <mliska@suse.cz>
105 * ipa-icf.c (sem_item_optimizer::parse_nonsingleton_classes):
107 (sem_item_optimizer::dump_cong_classes):
108 Print how many items are in a non-singular class. Improve
111 2019-06-10 Martin Liska <mliska@suse.cz>
113 * value-prof.c (dump_histogram_value): Change dump format.
114 (gimple_mod_subtract_transform): Remove legacy comment.
116 2019-06-10 Martin Liska <mliska@suse.cz>
118 * value-prof.c (dump_histogram_value): Print histogram values
121 2019-06-10 Martin Liska <mliska@suse.cz>
123 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): New.
124 (GCOV_SINGLE_VALUE_COUNTERS): Likewise.
125 * ipa-profile.c (ipa_profile_generate_summary):
126 Use get_most_common_single_value.
127 * tree-profile.c (gimple_init_gcov_profiler):
128 Instrument with __gcov_one_value_profiler_v2
129 and __gcov_indirect_call_profiler_v4.
130 * value-prof.c (dump_histogram_value):
131 Print all values for HIST_TYPE_SINGLE_VALUE.
132 (stream_out_histogram_value): Update assert for
134 (stream_in_histogram_value): Set number of
135 counters for HIST_TYPE_SINGLE_VALUE.
136 (get_most_common_single_value): New.
137 (gimple_divmod_fixed_value_transform):
138 Use get_most_common_single_value.
139 (gimple_ic_transform): Likewise.
140 (gimple_stringops_transform): Likewise.
141 (gimple_find_values_to_profile): Set number
142 of counters for HIST_TYPE_SINGLE_VALUE.
143 * value-prof.h (get_most_common_single_value):
146 2019-06-10 Martin Liska <mliska@suse.cz>
148 * hash-map.h: Pass default value to hash_table ctor.
149 * hash-table.h: Add default value to call of a ctor.
151 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
153 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
154 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
156 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
159 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
160 Call pa_output_function_label.
161 (TARGET_ASM_FUNCTION_PROLOGUE): define.
162 * config/pa/pa-protos.h (pa_output_function_label): Declare.
163 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
165 (pa_linux_output_function_prologue): Declare.
166 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
167 (pa_output_function_label): New.
168 (pa_output_function_prologue): Revise to use pa_output_function_label.
169 (pa_linux_output_function_prologue): New.
170 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
172 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
174 * tree-vrp.h (value_range_base::intersect): New.
175 (value_range::intersect_helper): Move from here...
176 (value_range_base::intersect_helper): ...to here.
177 * tree-vrp.c (value_range::intersect_helper): Rename to...
178 (value_range_base::intersect_helper): ...this, and rewrite to
179 return a value instead of modifying THIS in place.
180 Also, move equivalence handling...
181 (value_range::intersect): ...here, while calling intersect_helper.
182 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
184 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
186 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
188 2019-06-07 Jakub Jelinek <jakub@redhat.com>
190 * Makefile.in (genprogerr): Add condmd.
191 (genprog): Remove it here.
193 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
195 * doc/invoke.texi (AMD GCN Options): Add gfx906.
197 2019-06-07 Richard Biener <rguenther@suse.de>
200 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
201 that appear after user labels.
203 2019-06-07 Martin Liska <mliska@suse.cz>
205 * cselib.c (cselib_init): Disable hash table
207 * hash-set.h: Pass new default argument to m_table.
208 * hash-table.c: Add global variable with hash table
210 * hash-table.h (Allocator>::hash_table): Add new argument
212 (hashtab_chk_error): New.
213 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
214 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
215 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
217 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
219 * common.opt (flto-odr-type-merging): Ignore.
220 * invoke.texi (-flto-odr-type-merging): Remove.
221 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
222 (can_be_vtable_hashed_p): Remove.
223 (hash_odr_vtable): Remove.
224 (odr_vtable_hasher::hash): Remove.
225 (types_same_for_odr): Remove.
226 (types_odr_comparable): Remove.
227 (odr_vtable_hasher::equal): Remove.
228 (odr_vtable_hash_type, odr_vtable_hash): Remove.
229 (add_type_duplicate): Do not synchronize vtable and name hashtables.
230 (get_odr_type): Do not use vtable hash.
231 (dump_odr_type): Remove commented out code.
232 (build_type_inheritance_graph): Do not allocate vtable hash.
233 (rebuild_type_inheritance_graph): Do not delete vtable hash.
234 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
235 (odr_type_p): Likewise.
236 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
239 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
241 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
242 immediately after same_types_for_tbaa_p returns -1 and continue
243 looking for possible exact match; if matching types are arrays
244 watch for partial overlaps.
245 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
246 (indirect_refs_may_alias_p): Do type based disambiguation first;
249 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
251 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
253 2019-06-07 Martin Liska <mliska@suse.cz>
255 * doc/invoke.texi: Remove param.
256 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
258 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
259 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
260 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
261 * profile.c (instrument_values): Remove
262 HIST_TYPE_INDIR_CALL_TOPN.
263 * tree-profile.c (init_ic_make_global_vars):
264 Always build __gcov_indirect_call only.
265 (gimple_init_gcov_profiler): Remove usage
266 of PARAM_INDIR_CALL_TOPN_PROFILE.
267 (gimple_gen_ic_profiler): Likewise.
268 * value-prof.c (dump_histogram_value): Likewise.
269 (stream_in_histogram_value): Likewise.
270 (gimple_indirect_call_to_profile): Likewise.
271 (gimple_find_values_to_profile): Likewise.
272 * value-prof.h (enum hist_type): Likewise.
274 2019-06-07 Martin Liska <mliska@suse.cz>
276 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
279 2019-06-07 Martin Liska <mliska@suse.cz>
281 PR tree-optimization/78902
282 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
283 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
284 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
285 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
286 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
287 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
288 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
289 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
290 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
291 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
292 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
293 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
294 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
296 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
297 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
298 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
299 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
300 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
301 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
302 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
303 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
304 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
305 warn_unused_result attribute.
306 (BUILT_IN_STRDUP): Likewise.
307 (BUILT_IN_STRNDUP): Likewise.
308 (BUILT_IN_ALLOCA): Likewise.
309 (BUILT_IN_CALLOC): Likewise.
310 (BUILT_IN_MALLOC): Likewise.
311 (BUILT_IN_REALLOC): Likewise.
313 2019-06-06 Jim Wilson <jimw@sifive.com>
316 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
317 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
318 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
320 2019-06-06 Martin Sebor <msebor@redhat.com>
322 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
323 (handle_builtin_malloc): Remove trailing spaces.
324 (handle_builtin_memset): Same.
325 (handle_builtin_memcmp): Same.
326 (compute_string_length): Same.
327 (determine_min_objsize): Same.
328 (handle_builtin_string_cmp): Same.
329 (handle_char_store): Same. Break up excessively long line.
331 2019-06-06 Martin Jambor <mjambor@suse.cz>
333 * tree-sra.c (build_reconstructed_reference): Drop the alignment
336 2019-06-06 Martin Jambor <mjambor@suse.cz>
338 * tree-sra.c (struct access): New field grp_same_access_path.
339 (dump_access): Dump it.
340 (build_reconstructed_reference): New function.
341 (build_ref_for_model): Use it if possible.
342 (path_comparable_for_same_access): New function.
343 (same_access_path_p): Likewise.
344 (sort_and_splice_var_accesses): Set the new flag.
345 (analyze_access_subtree): Likewise.
346 (propagate_subaccesses_across_link): Propagate zero value of the new
347 flag down the access tree.
349 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
351 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
352 * config/gcn/gcn.opt (gpu_type): Add gfx906.
353 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
354 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
357 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
359 PR tree-optimization/90332
360 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
361 Handle VALS containing two vectors.
362 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
364 (@aarch64_combinez<mode>): ... This.
365 (*aarch64_combinez_be<mode>): Rename to...
366 (@aarch64_combinez_be<mode>): ... This.
367 (vec_init<mode><Vhalf>): New define_expand.
368 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
370 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
372 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
373 library functions only when not optimizing for size.
380 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
382 PR rtl-optimization/88751
383 * ira.c (ira): Use the number of the actually referenced registers
384 when calculating the threshold.
386 2019-06-06 Jakub Jelinek <jakub@redhat.com>
388 * configure: Regenerate.
390 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
392 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
393 register if it is in memory, so the shift can be emulated with a rotate
398 2019-06-06 Martin Liska <mliska@suse.cz>
400 PR tree-optimization/87954
401 * match.pd: Simplify mult where both arguments are 0 or 1.
403 2019-06-06 Richard Biener <rguenther@suse.de>
405 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
406 put equivalences on UNDEFINED ranges.
407 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
408 Make sure to drop defs of stmts added during simplification
411 2019-06-06 Richard Biener <rguenther@suse.de>
413 * tree-ssa-structalias.c: Include tree-cfg.h.
414 (make_heapvar): Do not make heap vars artificial.
415 (find_func_aliases_for_builtin_call): Handle stack allocation
417 (find_func_aliases): Delay processing of simple enough returns
419 (set_uids_in_ptset): Adjust.
420 (find_what_var_points_to): Likewise.
421 (solve_constraints): Do not dump points-to sets here.
422 (compute_points_to_sets): Post-process return statements,
423 amending the escaped solution. Dump points-to sets afterwards.
424 (ipa_pta_execute): Dump points-to sets.
426 2019-06-06 Martin Liska <mliska@suse.cz>
429 * doc/install.texi: Fix HTML headers and
430 titles for 'Installing GCC' pages.
432 2019-06-06 Martin Liska <mliska@suse.cz>
434 * ipa-icf-gimple.h (dump_message_1): Remove.
435 (dump_message): Likewise.
436 (return_false_with_message_1): Print also file.
437 (return_false_with_msg): Likewise.
438 (return_with_result): Likewise.
439 (return_with_debug): Likewise.
440 * ipa-icf.c (sem_function::equals_private): Remove call
443 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
445 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
446 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
447 memory operand for it.
448 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
450 2019-06-05 Martin Sebor <msebor@redhat.com>
452 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
453 Adjust quoting and hyphenation.
454 * convert.c (convert_to_real_1): Same.
455 * gcc.c (driver_wrong_lang_callback): Same.
456 (driver::handle_unrecognized_options): Same.
457 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
458 * opts-common.c (cmdline_handle_error): Same.
459 (read_cmdline_option): Same.
460 * opts-global.c (complain_wrong_lang): Same.
461 (print_ignored_options): Same.
462 (handle_common_deferred_options): Same.
463 * pretty-print.h: Same.
464 * print-rtl.c (debug_bb_n_slim): Same.
465 * sched-rgn.c (make_pass_sched_fusion): Same.
466 * tree-cfg.c (verify_gimple_assign_unary): Same.
467 (verify_gimple_label): Same.
468 * tree-ssa-operands.c (verify_ssa_operands): Same.
469 * varasm.c (do_assemble_alias): Same.
470 (assemble_alias): Same.
472 2019-06-05 Richard Henderson <rth@twiddle.net>
474 * config/alpha/alpha.c (direct_return): Move down after
475 struct machine_function definition; use saved frame_size;
477 (struct machine_function): Add sa_mask, sa_size, frame_size.
478 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
479 (alpha_compute_frame_layout): ... new function.
480 (TARGET_COMPUTE_FRAME_LAYOUT): New.
481 (alpha_initial_elimination_offset): Use saved sa_size.
482 (alpha_vms_initial_elimination_offset): Likewise.
483 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
484 (alpha_expand_prologue): Use saved frame data. Merge integer
485 and fp register save loops.
486 (alpha_expand_epilogue): Likewise.
487 (alpha_start_function): Use saved frame data.
488 * config/alpha/alpha-protos.h (direct_return): Update.
489 (alpha_sa_size): Remove.
491 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
493 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
494 multiplication by a power-of-two value.
495 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
496 and turn the modulo operation into a masking operation.
498 2019-06-05 Jakub Jelinek <jakub@redhat.com>
501 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
502 with VOIDmode inner operands.
504 2019-06-05 Richard Biener <rguenther@suse.de>
507 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
508 turn an expression graph into a tree.
510 2019-06-05 Jakub Jelinek <jakub@redhat.com>
512 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
514 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
515 treat it like explicit monotonic schedule modifier.
516 (expand_omp_for): Initialize has_lastprivate_conditional.
517 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
520 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
521 references, lookup in in hash map MEM_REF operand instead of the
523 (lower_omp_1): When looking for lastprivate conditional assignments,
524 handle MEM_REFs with REFERENCE_TYPE operands.
526 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
527 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
528 and references a VLA. Handle references to non-VLAs if is_simd
529 all privatization clauses like reductions.
530 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
531 If omp_is_reference, use always omp simd arrays and set
532 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
533 fails, emit reference initialization.
535 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
538 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
539 _mm_mask_fpclass_sd_mask): New intrinsics.
540 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
541 * config/i386/i386-builtin.def
542 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
544 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
545 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
546 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
547 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
548 case QI_FTYPE_V2SF_INT): Ditto.
550 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
551 Extended to insnstructions with mask operands.
553 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
555 * config/rs6000/constraints.md (define_register_constraint "wp"):
557 (define_register_constraint "wq"): Delete.
558 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
559 (rs6000_init_hard_regno_mode_ok): Adjust.
560 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
561 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
562 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
563 (define_mode_attr VSa): Delete.
564 (define_mode_attr VSisa): New.
565 (rest of file): Adjust.
566 * doc/md.texi (Machine Constraints): Adjust.
568 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
570 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
571 (define_attr "enabled"): Handle those new isa values.
573 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
575 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
576 (define_mode_attr VSr5): Delete.
577 (define_mode_attr VStype_sqrt): Delete.
578 (define_mode_iterator VSX_SPDP): Delete.
579 (define_mode_attr VS_spdp_res): Delete.
580 (define_mode_attr VS_spdp_insn): Delete.
581 (define_mode_attr VS_spdp_type): Delete.
582 (*vsx_sqrt<mode>2): Adjust.
583 (vsx_<VS_spdp_insn>): Delete, split to...
584 (vsx_xscvdpsp): ... this. New. And...
585 (vsx_xvcvspdp): ... this. New. And...
586 (vsx_xvcvdpsp): ... this. New.
588 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
590 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
592 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
593 (rest of file): Adjust.
595 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
597 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
598 (vsx_extract_<mode>_var): Ditto.
600 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
602 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
605 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
607 * config/rs6000/constraints.md (define_register_constraint "ww"):
609 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
610 (rs6000_init_hard_regno_mode_ok): Adjust.
611 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
612 RS6000_CONSTRAINT_ww.
613 * config/rs6000/rs6000.md: Adjust.
614 * config/rs6000/vsx.md: Adjust.
615 * doc/md.texi (Machine Constraints): Adjust.
617 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
619 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
620 (define_mode_attr sd): New.
621 (define_mode_attr s): New.
622 (define_mode_attr Ftrad): Delete.
623 (define_mode_attr Fvsx): Delete.
624 (define_mode_attr Fs): Delete.
625 (rest of file): Use the new mode attributes.
626 * config.rs6000/vsx.md: Use the new mode attributes.
628 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
630 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
633 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
635 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
636 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
637 used with VSX_B, VSX_D, or VSX_F, with just "wa".
639 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
642 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
643 C++ with strict ANSI requirements.
645 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
647 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
648 computations when step is 1.
650 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
652 * config/rs6000/constraints.md (define_register_constraint "wf"):
654 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
655 (rs6000_init_hard_regno_mode_ok): Adjust.
656 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
657 RS6000_CONSTRAINT_wf.
658 * config/rs6000/rs6000.md: Adjust.
659 * config/rs6000/vsx.md: Adjust.
660 * doc/md.texi (Machine Constraints): Adjust.
662 2019-06-04 Andrew Pinski <apinski@marvell.com>
664 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
667 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
669 * config/rs6000/constraints.md (define_register_constraint "wd"):
671 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
672 (rs6000_init_hard_regno_mode_ok): Adjust.
673 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
674 RS6000_CONSTRAINT_wd.
675 * config/rs6000/rs6000.md: Adjust.
676 * config/rs6000/vsx.md: Adjust.
677 * doc/md.texi (Machine Constraints): Adjust.
679 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
681 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
682 (rest of file): Adjust.
684 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
686 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
687 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
688 (vsx_splat_<mode>_reg): Adjust.
690 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
692 * config/rs6000/constraints.md (define_register_constraint "ws"):
694 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
695 (rs6000_init_hard_regno_mode_ok): Adjust.
696 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
697 RS6000_CONSTRAINT_ws.
698 * config/rs6000/rs6000.md: Adjust.
699 * config/rs6000/vsx.md: Adjust.
700 * doc/md.texi (Machine Constraints): Adjust.
702 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
704 * config/rs6000/constraints.md (define_register_constraint "wv"):
706 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
707 (rs6000_init_hard_regno_mode_ok): Adjust.
708 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
709 RS6000_CONSTRAINT_wv.
710 * config/rs6000/rs6000.md: Adjust.
711 * config/rs6000/vsx.md: Adjust.
712 * doc/md.texi (Machine Constraints): Adjust.
714 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
716 * config/rs6000/constraints.md (define_register_constraint "wi"):
718 (define_register_constraint "wt"): Delete.
719 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
720 (rs6000_init_hard_regno_mode_ok): Adjust.
721 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
722 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
723 * config/rs6000/rs6000.md: Adjust.
724 * config/rs6000/vsx.md: Adjust.
725 * doc/md.texi (Machine Constraints): Adjust.
727 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
729 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
731 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
732 default_elf_asm_output_external.
734 2019-06-04 Martin Liska <mliska@suse.cz>
736 * ipa-icf.c (INCLUDE_LIST): Remove.
737 (sem_item_optimizer::execute): Remove call to init_wpa.
738 * ipa-icf.h (init_wpa): Remove.
740 2019-06-04 Jakub Jelinek <jakub@redhat.com>
742 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
743 conditional on combined for simd.
744 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
746 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
747 constructs, don't remove lastprivate_conditional_map, but instead set
748 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
749 to parent construct temporaries.
750 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
751 like !ctx->lastprivate_conditional_map.
752 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
753 use up->outer context instead of up.
754 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
755 gimple_omp_for_combined_p.
756 (expand_omp_for_static_nochunk): Likewise.
757 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
758 probably moved over into expand_omp_for_generic rather than being copied
761 2019-06-04 Martin Liska <mliska@suse.cz>
763 * value-prof.c (dump_histogram_value): Fix typo.
764 (gimple_mod_subtract_transform): Likewise.
766 2019-06-04 Richard Biener <rguenther@suse.de>
769 * tree-chrec.c (chrec_contains_symbols): Add to visited.
770 (tree_contains_chrecs): Likewise.
771 (chrec_contains_symbols_defined_in_loop): Move here and avoid
772 exponential behaivor from ...
773 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
775 (expression_expensive_p): Avoid exponential behavior and compute
776 expanded size, rejecting any expansion.
777 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
778 (idx_contains_abnormal_ssa_name_p): Likewise.
779 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
780 (contains_abnormal_ssa_name_p): Simplify and use
781 walk_tree_without_duplicates.
783 2019-06-04 Richard Biener <rguenther@suse.de>
785 PR tree-optimization/90738
787 2019-06-03 Richard Biener <rguenther@suse.de>
789 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
790 full reference tree and record in ref->ref.
791 (vn_reference_lookup_3): Pass in original ref to
792 ao_ref_init_from_vn_reference.
793 (vn_reference_lookup): Likewise.
794 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
795 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
796 Handle non-decl bases in the original reference.
798 2019-06-04 Martin Liska <mliska@suse.cz>
800 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
801 number of references.
802 (sem_item_optimizer::do_congruence_step):
803 (sem_item_optimizer::worklist_push): Dump how references
805 (sem_item_optimizer::worklist_pop): Use heap.
806 (sem_item_optimizer::process_cong_reduction): Likewise.
807 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
809 2019-06-04 Martin Liska <mliska@suse.cz>
811 * ipa-icf.h (struct sem_usage_pair_hash): New.
812 (sem_usage_pair_hash::hash): Likewise.
813 (sem_usage_pair_hash::equal): Likewise.
814 (struct sem_usage_hash): Likewise.
815 * ipa-icf.c (sem_item::sem_item): Initialize
817 (sem_item::add_reference): Register a reference
818 in ref_map and not in target->usages.
819 (sem_item::setup): Remove initialization of
821 (sem_item::~sem_item): Remove usage of dead vectors.
822 (sem_item::dump): Remove dump of references.
823 (sem_item_optimizer::sem_item_optimizer): Initialize
825 (sem_item_optimizer::read_section): Remove useless
827 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
828 (sem_item_optimizer::build_graph): Pass m_references
830 (sem_item_optimizer::verify_classes): Remove usage of dead
832 (sem_item_optimizer::traverse_congruence_split): Return true
833 when a class is split.
834 (sem_item_optimizer::do_congruence_step_for_index): Use
835 hash_map for look up of (sem_item *, index). That brings
836 significant speed up.
837 (sem_item_optimizer::do_congruence_step): Return true
838 when a split is done.
839 (congruence_class::is_class_used): Use referenced_by_count.
841 2019-06-04 Alan Modra <amodra@gmail.com>
844 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
847 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
849 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
850 * config/rs6000/rs6000.c (direct_move_p): Adjust.
851 (rs6000_secondary_reload_simple_move): Adjust.
852 (rs6000_opt_masks): Neuter the "mfpgpr" option.
853 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
854 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
857 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
858 (floatunssi<mode>2_lfiwzx): Adjust.
859 (fix_trunc<mode>si2_stfiwx): Adjust.
860 (fixuns_trunc<mode>si2_stfiwx): Adjust.
861 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
862 (mfpgpr): Mark as deprecated.
863 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
864 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
865 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
867 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
869 * config/rs6000/constraints.md (define_register_constraint "wg"):
871 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
872 RS6000_CONSTRAINT_wg.
873 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
874 (rs6000_init_hard_regno_mode_ok): Adjust.
875 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
876 Delete "wg" alternatives.
877 * doc/md.texi (Machine Constraints): Adjust.
879 2019-06-03 Alan Modra <amodra@gmail.com>
881 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
882 (get_uncond_jump_length): Assert length less than INT_MAX and
885 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
888 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
890 (expand_builtin_nonlocal_goto): Likewise.
892 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
894 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
895 (aarch64_asm_output_external): Declare.
896 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
897 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
898 (aarch64_asm_output_alias): New.
899 (aarch64_asm_output_external): New.
900 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
901 (ASM_OUTPUT_EXTERNAL): Define.
903 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
904 * tree-vrp.h (value_range_base::nonzero_p): New.
905 (value_range_base::set_nonnull): Rename to...
906 (value_range_base::set_nonzero): ...this.
907 (value_range_base::set_null): Rename to...
908 (value_range_base::set_zero): ...this.
909 (value_range::set_nonnull): Remove.
910 (value_range::set_null): Remove.
911 * tree-vrp.c (range_is_null): Remove.
912 (range_is_nonnull): Remove.
913 (extract_range_from_binary_expr): Use value_range_base::*zero_p
914 instead of range_is_*null.
915 (extract_range_from_unary_expr): Same.
916 (value_range_base::set_nonnull): Rename to...
917 (value_range_base::set_nonzero): ...this.
918 (value_range::set_nonnull): Remove.
919 (value_range_base::set_null): Rename to...
920 (value_range_base::set_zero): ...this.
921 (value_range::set_null): Remove.
922 (extract_range_from_binary_expr): Rename set_*null uses to
924 (extract_range_from_unary_expr): Same.
925 (union_helper): Same.
926 * vr-values.c (get_value_range): Use set_*zero instead of
928 (vr_values::extract_range_from_binary_expr): Same.
929 (vr_values::extract_range_basic): Same.
931 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
934 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
936 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
938 * config/aarch64/iterators.md (MAX_OPP): New code attr.
939 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
940 (aarch64_<su>abd<mode>_3): ... This.
941 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
943 2019-06-03 Richard Biener <rguenther@suse.de>
945 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
946 full reference tree and record in ref->ref.
947 (vn_reference_lookup_3): Pass in original ref to
948 ao_ref_init_from_vn_reference.
949 (vn_reference_lookup): Likewise.
950 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
951 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
952 Handle non-decl bases in the original reference.
954 2019-06-03 Martin Liska <mliska@suse.cz>
956 * doc/generic.texi: Remove Java Trees.
958 2019-06-03 Martin Liska <mliska@suse.cz>
960 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
961 returns 0 when operands are equal.
963 2019-06-03 Richard Biener <rguenther@suse.de>
965 PR tree-optimization/90716
966 * tree-loop-distribution.c (destroy_loop): Process blocks in
969 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
972 * vector-builder.h (vector_builder::count_dups): New method.
973 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
975 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
976 (vec_init<mode><Vel>): New pattern.
977 * config/aarch64/aarch64.c (emit_insr): New function.
978 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
979 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
980 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
981 (aarch64_sve_expand_vector_init): Define two overloaded functions.
983 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
985 PR tree-optimization/90681
986 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
987 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
988 special case for SLP, but fail on non-groupped loads.
990 2019-06-03 Martin Liska <mliska@suse.cz>
992 * cfg.c (debug): Use TDF_DETAILS for debug and
993 print edge info only once.
995 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
998 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
1000 2019-06-01 Martin Sebor <msebor@redhat.com>
1003 * tree-pretty-print.c (dump_generic_node): Add parentheses.
1005 2019-05-31 Jan Hubicka <jh@suse.cz>
1007 * alias.c: Include ipa-utils.h.
1008 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
1009 * ipa-devirt.c (prevailing_odr_type): New.
1010 * ipa-utils.h (previaling_odr_type): Declare.
1012 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
1013 Hongtao Liu <hongtao.liu@intel.com>
1016 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
1017 NOTE_INSN_DELETED_LABEL check.
1019 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
1020 Robert Suchanek <robert.suchanek@mips.com>
1022 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
1023 and 3rd operands of the fmadd/fmsub/maddv builtin.
1025 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1027 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
1028 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1029 on OMP_SIMD if not nested inside of worksharing loop that also has
1030 lastprivate conditional clause for the same decl.
1031 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
1032 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
1034 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
1036 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
1038 (lower_lastprivate_clauses): Likewise.
1039 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
1040 calling lower_rec_input_clauses.
1041 (lower_omp_for): Likewise.
1042 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
1043 clause on simd construct.
1044 * omp-expand.c (expand_omp_simd): Initialize cond_var if
1045 OMP_CLAUSE__CONDTEMP_ clause is present.
1047 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
1050 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
1053 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
1054 TEX_D32, TEX_D64 or TEX_D128.
1056 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1058 * match.pd (~(vec?cst1:cst2)): New transformation.
1060 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1062 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
1063 ((size_t)(A /[ex] B) CMP C): New transformation.
1065 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
1067 * doc/md.texi: Document define_insn_and_rewrite.
1068 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
1069 * gensupport.c (queue_elem): Update comment.
1070 (replace_operands_with_dups): New function.
1071 (gen_rewrite_sequence): Likewise.
1072 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
1073 * read-rtl.c (apply_subst_iterator): Likewise.
1074 (add_condition_to_rtx, named_rtx_p): Likewise.
1075 (rtx_reader::read_rtx_operand): Likewise.
1076 * config/aarch64/aarch64-sve.md
1077 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
1078 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
1079 define_insn_and_rewrite.
1080 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
1081 Remove separate define_split.
1083 2019-05-31 Jan Hubicka <jh@suse.cz>
1085 * tree-ssa-alias.c (type_has_components_p): New function.
1086 (aliasing_component_refs_p): Use it.
1088 2019-05-31 Martin Liska <mliska@suse.cz>
1090 * gdbhooks.py: Add const_tree to TreePrinter.
1092 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
1095 * common.opt (feliminate-unused-debug-symbols): Enable by default.
1096 * doc/invoke.texi (Debugging Options): Document new default of
1097 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
1099 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1101 PR tree-optimization/90671
1102 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
1103 template_block used to be empty on the first call, don't use
1104 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
1105 seq with bb_seq and set it with set_bb_seq.
1107 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
1109 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1111 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1112 Michael Meissner <meissner@linux.ibm.com>
1114 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
1115 (prefixed_mem_operand): Likewise.
1116 (non_prefixed_mem_operand): Likewise.
1117 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
1119 * config/rs6000/rs6000.c (print_operand_address): Handle
1120 PC-relative addresses.
1121 (mode_supports_prefixed_address_p): New function.
1122 (rs6000_prefixed_address): New function.
1123 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
1124 (SYMBOL_REF_PCREL_P): Likewise.
1126 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1128 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
1129 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
1130 (gimplify_omp_for): If worksharing loop with lastprivate conditional
1131 is nested inside of parallel region, add _condtemp_ clause to both.
1132 * tree-nested.c (convert_nonlocal_omp_clauses,
1133 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
1135 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
1137 * omp-general.c (omp_extract_for_data): Compute it.
1138 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
1139 (lower_rec_input_clauses): Likewise.
1140 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
1141 clause is already present, just add one further one after it.
1142 (lower_lastprivate_clauses): Handle cond_ptr with array type.
1143 (lower_send_shared_vars): Clear _condtemp_ vars.
1144 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
1145 or section or taskgroup.
1146 * omp-expand.c (determine_parallel_type): Disallow combining only if
1147 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
1148 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
1149 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1150 expand_omp_for_static_chunk, expand_omp_for): Use
1151 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
1152 determine if a special set of API routines are needed and if condtemp
1153 needs to be initialized, while always initialize cond_var if
1154 fd->lastprivate_conditional is non-zero.
1156 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1157 Michael Meissner <meissner@linux.ibm.com>
1159 * config/rs6000/constraints.md (eI): New constraint.
1160 * config/rs6000/predicates.md (cint34_operand): New predicate.
1161 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
1162 (SIGNED_34BIT_OFFSET_P): Likewise.
1163 * doc/md.texi (eI): Document constraint.
1165 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
1167 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
1169 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1170 Michael Meissner <meissner@linux.ibm.com>
1172 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
1173 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
1174 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
1175 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
1176 (OTHER_FUTURE_MASKS): Likewise.
1177 (POWERPC_MASKS): Likewise.
1178 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
1179 specified without -mprefixed-addr or -mcpu=future. Error if
1180 -mprefixed-addr is specified without -mcpu=future.
1181 (rs6000_opt_masks): Add entry for prefixed-addr.
1182 * rs6000.opt (mprefixed-addr): New option.
1184 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
1186 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
1187 cfun->is_thunk check.
1189 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1191 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
1194 2019-05-30 Martin Liska <mliska@suse.cz>
1196 * gdbinit.in: Fix 'ptc' command. Add trt
1197 that prints TREE_TYPE($).
1199 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
1200 Alan Modra <amodra@gmail.com>
1202 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
1204 (rs6000_indirect_call_template_1): ...and here.
1205 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
1206 plt16_ha, plt16_lo, mtctr indirect calls. Use
1208 (rs6000_decl_ok_for_sibcall): New function.
1209 (rs6000_function_ok_for_sibcall): Refactor.
1210 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
1211 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
1212 when pcrel. Reorganize.
1213 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
1214 * rs6000.h (rs6000_pltseq_enum): New enum.
1215 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
1216 (*pltseq_tocsave): Use rs6000_pltseq_enum.
1217 (*pltseq_plt16_ha): Likewise.
1218 (*pltseq_plt16_lo): Likewise.
1219 (*pltseq_mtctr): Likewise.
1220 (*pltseq_plt_pcrel): New insn.
1221 (*call_local_aix): Handle @notoc calls.
1222 (*call_value_local_aix): Likewise.
1223 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
1224 (*call_value_nonlocal_aix): Likewise.
1225 (*call_indirect_pcrel): New insn.
1226 (*call_value_indirect_pcrel): Likewise.
1229 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
1231 * config/i386/sse.md (*save_multiple<mode>): Rename from
1232 save_multiple<mode>.
1233 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
1234 (*restore_multiple_and_return<mode>): Rename from
1235 restore_multiple_and_return<mode>.
1236 (*restore_multiple_leave_return<mode>): Rename from
1237 restore_multiple_leave_return<mode>.
1239 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
1241 * config.gcc (rx-*-linux*): New target.
1242 * config/rx/elf.opt: New file.
1243 * config/rx/linux.h: Likewise.
1244 * config/rx/t-linux: Likewise.
1245 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
1247 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
1248 (ASM_APP_OFF): Likewise.
1249 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
1252 2019-05-29 Jan Hubicka <jh@suse.cz>
1254 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
1255 variants are pointer equivalent.
1257 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1259 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
1260 * config/aarch64/aarch64-sve2.md: New file.
1261 (<u>avg<mode>3_floor): New pattern.
1262 (<u>avg<mode>3_ceil): Likewise.
1263 (*<sur>h<addsub><mode>): Likewise.
1264 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
1265 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
1267 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1270 * optc-save-gen.awk: In cl_optimization_print, use correct condition
1271 for var_opt_string printing. In cl_optimization_print_diff, print
1272 (null) instead of invoking undefined behavior if one of the
1273 var_opt_string pointers is NULL and use && instead of first || in the
1274 guarding condition. For var_target_other options, handle const char *
1275 target variables similarly to const char * optimize node variables.
1277 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
1279 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
1280 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
1281 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
1282 Add autib1716 and pacib1716 initialisation.
1283 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
1284 for autib1716 and pacib1716.
1285 * config/aarch64/aarch64-protos.h (aarch64_key_type,
1286 aarch64_post_cfi_startproc): Define.
1287 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
1288 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
1289 aarch64_handle_pac_ret_protection): Set default sign key to A.
1290 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
1291 aarch64_expand_prologue): Add check for b-key.
1292 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
1293 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
1294 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
1295 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
1296 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
1297 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
1298 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1299 * config/aarch64/aarch64.md (do_return): Add check for b-key.
1300 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
1301 pauth_hint_num_a with pauth_hint_num.
1302 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
1303 pauth_hint_num_a with pauth_hint_num.
1304 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
1305 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
1306 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1307 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
1308 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
1309 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
1310 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
1311 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1312 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
1313 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
1314 UNSPEC_AUTIA1716 respectively.
1315 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
1316 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
1317 * doc/invoke.texi (-mbranch-protection): Add b-key type.
1318 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
1319 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
1321 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1323 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
1324 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
1325 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
1326 explicit clause on combined parallel into implicit shared clause.
1327 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
1328 and firstprivate if the decl has one too from combined parallel to
1329 the worksharing construct.
1331 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1332 Michael Meissner <meissner@linux.ibm.com>
1334 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
1336 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
1338 * rtl.h (LABEL_REF_P): New #define.
1340 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
1342 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
1344 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1346 * internal-fn.c: Marked mask_load_direct as vectorizable.
1347 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
1348 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
1349 combined even if masks different with allow_slp_p param.
1350 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
1351 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
1352 dissolve SLP-only vectorizable groups when SLP has been discarded.
1353 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
1354 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
1356 (vect_build_slp_tree_1): Fixed comment typo.
1357 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
1358 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
1360 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
1362 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
1364 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1366 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
1367 Remove obsolete use_thunk reference.
1368 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1369 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1370 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1371 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1372 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1373 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1374 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1375 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1376 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1378 2019-05-28 Nathan Sidwell <nathan@acm.org>
1380 * tree.h (IDENTIFIER_ANON_P): New.
1381 (anon_aggrname_format, anon_aggname_p): Don't declare.
1382 (make_anon_name): Declare.
1383 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
1384 (hash_tree): Likewise.
1385 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
1386 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
1387 (anon_cnt, make_anon_name): New.
1389 2019-05-28 Martin Liska <mliska@suse.cz>
1392 * opts-global.c (decode_options): Print help for all
1393 help_option_arguments.
1394 * opts.c (print_help): Add new argument.
1395 (common_handle_option): Remember all values into
1396 help_option_arguments.
1397 * opts.h (print_help): Add new argument.
1399 2019-05-28 Martin Liska <mliska@suse.cz>
1402 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1403 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1404 (func_checker::compare_bb): Call compare_loops.
1406 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1408 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1409 on sections construct.
1410 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1412 (lower_omp_sections): Handle lastprivate conditional.
1413 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1414 lastprivate_conditional_map.
1415 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1417 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1418 critical, taskgroup and section regions when looking for a region
1419 with non-NULL lastprivate_conditional_map.
1421 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1423 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1424 (*ix86_gen_sub3): Ditto.
1425 (*ix86_gen_sub3_carry): Ditto.
1426 (*ix86_gen_one_cmpl2): Ditto.
1427 (*ix86_gen_andsp): Ditto.
1428 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1429 (gen_and2_insn): New static function.
1430 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1431 Use gen_add3_insn instead of ix86_gen_add3.
1432 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1433 instead of ix86_gen_add3.
1434 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1435 Use gen_sub3_insn instead of ix86_gen_sub3.
1436 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1437 instead of ix86_gen_add3.
1438 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1439 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1440 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1441 * config/i386/i386-options.c (ix86_option_override_internal):
1442 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1443 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1445 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1447 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1448 and DW_OP_GNU_const_index opcodes.
1450 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1452 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1454 2019-05-27 Richard Biener <rguenther@suse.de>
1456 PR tree-optimization/90637
1457 * tree-ssa-sink.c (statement_sink_location): Honor the
1458 computed sink location for single-uses.
1460 2019-05-27 Richard Biener <rguenther@suse.de>
1463 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1466 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1468 * config/i386/i386.md (@sub<mode>3_carry): Rename
1469 from sub<mode>3_carry.
1470 (@leave_<mode>): New expander.
1471 (*leave): Rename from leave.
1472 (*leave_rex64): Rename from leave_rex64.
1473 (@monitorx_<mode>): Rename from monitorx_<mode>.
1474 (@clzero_<mode>): Rename from clzero_<mode>.
1475 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1476 from sse3_monitor_<mode>.
1477 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1478 (*ix86_gen_leave): Ditto.
1479 (*ix86_gen_monitor): Ditto.
1480 (*ix86_gen_monitorx): Ditto.
1481 (*ix86_gen_clzero): Ditto.
1482 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1483 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1484 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1485 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1486 Use gen_sse3_monitor instead of ix86_gen_monitor.
1487 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1488 instead of ix86_gen_monitorx.
1489 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1490 instead of ix86_gen_clzero.
1491 * config/i386/i386-options.c (ix86_option_override_internal):
1492 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1493 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1495 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1497 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1498 Rename from tls_global_dynamic_64_<mode>.
1499 (@tls_local_dynamic_base_64_<mode>): Rename from
1500 tls_local_dynamic_base_64_<mode>.
1501 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1502 Remove indirect function.
1503 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1504 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1505 instead of ix86_gen_tls_global_dynamic_64.
1506 Use gen_tls_local_dynamic_base_64 instead of
1507 ix86_gen_tls_local_dynamic_base_64.
1508 * config/i386/i386-options.c (ix86_option_override_internal):
1509 Do not initialize ix86_gen_tls_global_dynamic_64 and
1510 ix86_gen_tls_local_dynamic_base_64.
1512 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1514 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1515 Rename from pro_epilogue_adjust_stack_<mode>_add.
1516 (@pro_epilogue_adjust_stack_sub_<mode>)
1517 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1518 (@allocate_stack_worker_probe_<mode>):
1519 Rename from allocate_stack_worker_probe_<mode>.
1520 (allocate_stack): Use gen_allocate_stack_worker_probe.
1521 (probe_stack): Use gen_probe_stack_1.
1522 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1523 (@adjust_stack_and_probe_<mode>): Rename from
1524 adjust_stack_and_probe<mode>.
1525 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1526 (stack_protect_set): Use gen_stack_protect_set_1.
1527 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1528 (stack_protect_test): Use gen_stack_protect_test_1.
1529 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1530 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1531 Remove indirect function.
1532 (*ix86_gen_adjust_stack_and_probe): Ditto.
1533 (*ix86_gen_probe_stack_range): Ditto.
1534 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1535 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1536 (ix86_adjust_stack_and_probe_stack_clash): Use
1537 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1538 (ix86_adjust_stack_and_probe): Ditto.
1539 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1540 of ix86_gen_probe_stack_range.
1541 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1542 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1543 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1544 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1545 CODE_FOR_stack_protect_test_{si,di}.
1546 * config/i386/i386-options.c (ix86_option_override_internal):
1547 Do not initialize ix86_gen_allocate_stack_worker,
1548 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1550 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1552 * doc/invoke.texi (Link Options): Many editorial changes around
1555 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1557 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1558 pre-Solaris 11 referene and most Studio compiler details.
1560 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1563 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1564 DImode to SImode in floating-point registers on 64-bit target.
1565 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1566 register_operand in xmpyu patterns.
1568 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1570 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1571 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1572 OMP_CLAUSE__REDUCTEMP_.
1573 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1574 OMP_CLAUSE__CONDTEMP_.
1575 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1576 * tree-pretty-print.c (dump_omp_clause): Likewise.
1577 * tree-nested.c (convert_nonlocal_omp_clauses,
1578 convert_local_omp_clauses): Likewise.
1579 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1580 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1581 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1583 (gimplify_omp_for): Warn and disable conditional modifier from
1584 lastprivate on loop iterators.
1585 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1587 * omp-general.c (omp_extract_for_data): Initialize it.
1588 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1590 (delete_omp_context): Delete it.
1591 (lower_lastprivate_conditional_clauses): New function.
1592 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1593 handle lastprivate conditional clauses.
1594 (lower_reduction_clauses): Add CLIST argument, emit it into
1595 the critical section if any.
1596 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1597 lower_reduction_clauses callers.
1598 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1599 to lower_lastprivate_clauses.
1600 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1601 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1602 clist into a critical section if not emitted there already by
1603 lower_reduction_clauses.
1604 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1606 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1607 conditional variables.
1608 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1610 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1611 expand_omp_for_static_chunk): Handle lastprivate conditional.
1612 (expand_omp_for): Handle fd.lastprivate_conditional like
1615 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1617 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1618 kernel does not exit cleanly.
1619 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1621 2019-05-24 Jason Merrill <jason@redhat.com>
1624 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1626 2019-05-24 Richard Biener <rguenther@suse.de>
1629 * tree-loop-distribution.c (struct partition): Add location
1631 (partition_alloc): Initialize all fields.
1632 (generate_memset_builtin): Use the location recorded in the
1633 partition for the generated call.
1634 (generate_memcpy_builtin): Likewise.
1635 (classify_partition): Record the location of a single store
1636 as location for the partition.
1638 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1640 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1643 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1646 * common/config/aarch64/aarch64-common.c
1647 (aarch64_rewrite_selected_cpu): Change local temporary variable
1648 type from unsigned long to uint64_t.
1649 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1650 aarch64_get_extension_string_for_isa_flags): Change declaration to
1651 match new definition by replacing unsigned long with uint64_t.
1653 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1656 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1657 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1658 Handle stack_protect_test_<mode> codegen similarly to corresponding
1661 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1663 * config/i386/darwin.h: Reject -mfentry*.
1664 * doc/sourcebuild.texi: Document mfentry target support.
1666 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1668 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1669 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1670 false for PC-relative functions.
1671 (rs6000_output_function_prologue): Change called function name to
1672 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1673 name,1" for PC-relative functions.
1674 (rs6000_elf_declare_function_name): Change called function name to
1675 rs6000_global_entry_point_prologue_needed_p.
1677 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1680 * config/i386/i386.c (gen_rtx_cost):
1681 Use ix86_tune_cost instead of ix86_cost.
1683 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1684 Michael Meissner <meissner@linux.ibm.com>
1685 Segher Boessenkool <segher@kernel.crashing.org>
1687 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1689 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1690 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1691 (rs6000_fndecl_pcrel_p): Likewise.
1692 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1693 error if -mpcrel is requested without -mcpu=future.
1694 (rs6000_opt_masks): Add entry for pcrel.
1695 (rs6000_fndecl_pcrel_p): New function.
1696 (rs6000_pcrel_p): Likewise.
1697 * config/rs6000/rs6000.opt (mpcrel): New option.
1698 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1700 2019-05-23 Jan Hubicka <jh@suse.cz>
1701 Martin Liska <mliska@suse.cz>
1703 PR tree-optimization/90576
1704 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1706 (aliasing_component_refs_p): Fix three way size compare conditional;
1707 give up earlier in case we can not decide on equivalence.
1709 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1710 Michael Meissner <meissner@linux.ibm.com>
1711 Segher Boessenkool <segher@kernel.crashing.org>
1713 * config.gcc: Add future cpu.
1714 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1715 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1717 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1718 (RS6000_CPU): New instantiation for future cpu.
1719 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1721 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1722 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1723 * config/rs6000/rs6000-tables.opt: Regenerate.
1724 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1725 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1726 (rs6000_machine_from_flags): Handle future cpu.
1727 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1728 PROCESSOR_POWER9 for now.
1729 (rs6000_adjust_cost): Likewise.
1730 (rs6000_issue_rate): Likewise.
1731 (rs6000_register_move_cost): Likewise.
1732 (rs6000_opt_masks): Add entry for future.
1733 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1734 (MASK_FUTURE): New #define.
1735 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1736 * config/rs6000/rs6000.opt (mfuture): New target option.
1737 * doc/invoke.texi (mcpu): Add future cpu.
1739 2019-05-23 Martin Liska <mliska@suse.cz>
1742 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1743 operation points to a temporary (pointed via tree_to_wide_ref)
1744 that is out of scope after the &.
1746 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1749 * doc/extend.texi (Function Names): Add missing word.
1751 2019-05-23 Richard Biener <rguenther@suse.de>
1753 PR tree-optimization/88440
1754 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1756 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1758 (generate_memcpy_builtin): Likewise.
1759 (distribute_loop): Pass in whether to only distribute patterns.
1760 (prepare_perfect_loop_nest): Also allow size optimization.
1761 (pass_loop_distribution::execute): When optimizing a loop
1762 nest for size allow pattern replacement.
1764 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1767 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1770 2019-05-23 Martin Liska <mliska@suse.cz>
1773 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1774 expression similarly to gimplify_decl_expr.
1776 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1778 * cse.c (cse_dump_path): s/dump_file/f.
1780 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1783 * diagnostic-format-json.cc: Include "selftest.h".
1784 (json_from_expanded_location): Only add "file" key for non-NULL
1786 (json_from_location_range): Don't add "start" and "finish"
1787 children if they are UNKNOWN_LOCATION.
1788 (selftest::test_unknown_location): New selftest.
1789 (selftest::test_bad_endpoints): New selftest.
1790 (selftest::diagnostic_format_json_cc_tests): New function.
1791 * json.cc (json::object::get): New function.
1792 (selftest::test_object_get): New selftest.
1793 (selftest::json_cc_tests): Call it.
1794 * json.h (json::object::get): New decl.
1795 * selftest-run-tests.c (selftest::run_tests): Call
1796 selftest::diagnostic_format_json_cc_tests.
1797 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1800 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1801 Andrew Stubbs <amd@codesourcery.com>
1803 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1804 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1805 (kernel): Rename to...
1806 (main_kernel): ... this.
1807 (load_image): Load _init_array and _fini_array kernels.
1808 (run): Add argument for kernel to run.
1809 (main): Run init_array_kernel before main_kernel, and
1810 fini_array_kernel after.
1811 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1812 amdgpu_hsa_kernel attribute on functions.
1813 (gcn_disable_constructors): Delete.
1814 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1815 * config/gcn/crt0.c (size_t): Define.
1816 (_init_array, _fini_array): New.
1817 (__preinit_array_start, __preinit_array_end,
1818 __init_array_start, __init_array_end,
1819 __fini_array_start, __fini_array_end): Declare weak references.
1821 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1823 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1825 2019-05-22 Jason Merrill <jason@redhat.com>
1827 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1829 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1832 * config/i386/i386-options.c (ix86_init_machine_status): Set
1833 stack_frame_required to true.
1834 * config/i386/i386.c (ix86_get_frame_size): New function.
1835 (ix86_frame_pointer_required): Replace get_frame_size with
1836 ix86_get_frame_size.
1837 (ix86_compute_frame_layout): Likewise.
1838 (ix86_find_max_used_stack_alignment): Changed to void. Set
1839 stack_frame_required.
1840 (ix86_finalize_stack_frame_flags): Always call
1841 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1842 ix86_get_frame_size.
1843 * config/i386/i386.h (machine_function): Add stack_frame_required.
1845 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1847 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1849 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1851 * common/config/aarch64/aarch64-common.c
1852 (struct aarch64_option_extension, struct processor_name_to_arch,
1853 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1854 aarch64_contains_opt,
1855 aarch64_get_extension_string_for_isa_flags): Change type of
1856 variables storing flags to uint64_t.
1857 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1858 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1859 * config/aarch64/aarch64.c (struct processor,
1860 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1861 aarch64_validate_march, aarch64_override_options,
1862 aarch64_option_print, aarch64_handle_attr_isa_flags,
1863 aarch64_declare_function_name, aarch64_start_file): Make flag
1865 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1866 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1867 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1868 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1869 * config/aarch64/driver-aarch64.c
1870 (struct aarch64_arch_extension, struct aarch64_core_data,
1871 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1872 flag variables uint64_t.
1873 * doc/invoke.texi: Add documentation for new arguments.
1875 2019-05-22 Richard Biener <rguenther@suse.de>
1877 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1879 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1881 2019-05-22 Martin Liska <mliska@suse.cz>
1884 * doc/extend.texi: Document the change.
1886 2019-05-22 Richard Biener <rguenther@suse.de>
1888 PR tree-optimization/90450
1889 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1890 (mem_ref_hasher::equal): Check it.
1891 (mem_ref_alloc): Initialize it.
1892 (gather_mem_refs_stmt): Set it.
1894 2019-05-22 Richard Biener <rguenther@suse.de>
1896 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1898 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1901 2019-05-22 Alan Modra <amodra@gmail.com>
1903 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1904 (ASM_CPU_SPEC): Conditionally add -many.
1905 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1906 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1907 (rs6000_file_start): ..extracted from here, and modified to
1909 (rs6000_output_function_prologue): Emit .machine as necessary.
1910 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1912 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1913 added by check_vect_support_and_set_flags.
1914 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1915 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1917 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1920 * ira-lives.c (process_bb_node_lives): Consider defs
1921 for a call insn to be die before the call, not after.
1923 * function.c (assign_parm_setup_block): Raise alignment of
1924 stacked parameter only for STRICT_ALIGNMENT targets.
1926 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1928 * config/rs6000/constraints.md (define_register_constraint "wz"):
1930 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1931 RS6000_CONSTRAINT_wz.
1932 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1933 (rs6000_init_hard_regno_mode_ok): Adjust.
1934 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1935 * doc/md.texi (Machine Constraints): Adjust.
1937 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1939 * config/rs6000/constraints.md (define_register_constraint "wl"):
1941 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1942 RS6000_CONSTRAINT_wl.
1943 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1944 (rs6000_init_hard_regno_mode_ok): Adjust.
1945 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1946 * doc/md.texi (Machine Constraints): Adjust.
1948 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1950 * config/rs6000/constraints.md (define_register_constraint "wm"):
1952 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1953 RS6000_CONSTRAINT_wm.
1954 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1955 (rs6000_init_hard_regno_mode_ok): Adjust.
1956 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1957 * doc/md.texi (Machine Constraints): Adjust.
1959 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1961 * config/rs6000/constraints.md (define_register_constraint "wk"):
1963 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1964 RS6000_CONSTRAINT_wk.
1965 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1966 (rs6000_init_hard_regno_mode_ok): Adjust.
1967 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1968 * doc/md.texi (Machine Constraints): Adjust.
1970 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1972 * config/rs6000/constraints.md (define_register_constraint "wj"):
1974 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1975 RS6000_CONSTRAINT_wj.
1976 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1977 (rs6000_init_hard_regno_mode_ok): Adjust.
1978 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1980 * config/rs6000/vsx.md: Ditto.
1981 * doc/md.texi (Machine Constraints): Adjust.
1983 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1985 * config/rs6000/constraints.md (define_register_constraint "wh"):
1987 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1988 RS6000_CONSTRAINT_wh.
1989 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1990 (rs6000_init_hard_regno_mode_ok): Adjust.
1991 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1992 * doc/md.texi (Machine Constraints): Adjust.
1994 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1997 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1998 Avoid calling gen_lowpart with CONST operand.
2000 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
2002 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
2003 field template_last_to_copy.
2004 (ssa_create_duplicates): Set it, and use it. Attempt to
2005 preserve more debug stmts.
2007 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2009 * config/i386/sse.md (VF1_AVX2): New mode iterator.
2010 (signbit<mode>2): New expander
2012 2019-05-21 James Clarke <jrtc27@jrtc27.com>
2015 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
2016 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
2018 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2020 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
2021 %ebx and %ecx bafore calling cpuid with leaf 1 or
2022 non-constant leaf argument.
2024 2019-05-21 Alan Modra <amodra@gmail.com>
2027 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
2028 power9 direct move cost.
2029 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
2030 Correct comments and rename functions to suit parameters.
2032 2019-05-21 Richard Biener <rguenther@suse.de>
2035 * fold-const.c (fold_read_from_vector): New function.
2036 * fold-const.h (fold_read_from_vector): Declare.
2037 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
2038 single-element insert permutations. Canonicalize selector
2039 further and fix issue with last commit.
2041 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2043 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
2044 parameter with default value false to declaration.
2045 (split_edges_for_insertion): New inline function. Wrapper for
2046 split_critical_edges with for_edge_insertion_p = true.
2047 * tree-cfg.c (split_critical_edges): Don't split non-critical
2048 edges if for_edge_insertion_p is false. Fix whitespace.
2049 * tree-ssa-pre.c (pass_pre::execute): Call
2050 split_edges_for_insertion instead of split_critical_edges.
2051 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
2052 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
2053 (pass_data_sink_code): Update function name in the comment.
2055 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2057 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
2058 around is_value_included_in that knows how to handle BIT_AND_EXPR.
2059 (is_pred_expr_subset_of): Use the new function. Handle more cases where
2060 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
2063 2019-05-21 Martin Liska <mliska@suse.cz>
2065 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
2067 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
2068 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
2070 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2072 (rs6000_function_arg): Likewise.
2073 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
2074 (rs6000_expand_ternop_builtin): Use interval syntax.
2075 (get_element_number): Likewise.
2076 (altivec_expand_builtin): Likewise.
2077 (rs6000_get_function_versions_dispatcher): Quote target_clones.
2081 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2085 * function.h (struct function): Add calls_eh_return member.
2086 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
2087 gimplifying __builtin_eh_return call.
2088 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
2090 (expand_call_inline): Or in src_cfun->calls_eh_return into
2091 dst_cfun->calls_eh_return.
2092 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
2093 cfun->calls_eh_return.
2094 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
2095 * lto-streamer-out.c (output_struct_function_base): Write
2098 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
2100 PR rtl-optimization/43147
2101 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
2102 IX86_BUILTIN_SHUFPD.
2104 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2106 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
2107 (refs_may_alias_p_1): ... here; update stats.
2108 (refs_may_alias_p): Do not update stats here.
2110 2019-05-20 Richard Biener <rguenther@suse.de>
2112 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
2113 doesn't produce pointers.
2114 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
2115 the first operand points to.
2117 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2119 * tree-ssa-alias.c (compare_sizes): New function.
2120 (sompare_type_sizes): New function
2121 (aliasing_component_refs_p): Use it.
2122 (indirect_ref_may_alias_decl_p): Likewise.
2124 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2126 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
2128 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2130 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
2131 (LIBLSAN_EARLY_SPEC): Likewise.
2132 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
2134 2019-05-20 Martin Liska <mliska@suse.cz>
2136 * config/i386/i386.c (ix86_libc_has_fast_function):
2137 Add ATTRIBUTE_UNUSED for the argument.
2139 2019-05-20 Richard Biener <rguenther@suse.de>
2141 * gimple-match-head.c: Include vec-perm-indices.h.
2142 * generic-match-head.c: Likewise.
2143 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
2145 * fold-const.c (fold_vec_perm): Export.
2146 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
2147 (match.pd): ...here.
2149 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2151 * cfgloop.h (struct loop): Add simdlen member.
2152 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
2153 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
2154 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
2155 as new argument to autovectorize_vector_sizes target hook. If
2156 loop->simdlen, pick up vector size where the vectorization factor
2157 is equal to loop->simd, and if there is none, fall back to the first
2159 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
2161 * omp-low.c (omp_clause_aligned_alignment): Likewise.
2162 * omp-general.c (omp_max_vf): Likewise.
2163 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
2164 * tree-vect-slp.c (vect_slp_bb): Likewise.
2165 * target.def (autovectorize_vector_sizes): Add ALL argument and
2167 * doc/tm.texi: Adjust documentation.
2168 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
2169 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
2170 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
2172 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
2173 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
2174 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
2175 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
2176 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
2177 preferred vector size is not 512-bit or 256-bit, just put those
2178 unpreferred ones last.
2180 2019-05-20 Martin Liska <mliska@suse.cz>
2182 * targhooks.c (default_libc_has_fast_function): New function.
2183 * targhooks.h (default_libc_has_fast_function): Likewise.
2185 2019-05-20 Martin Liska <mliska@suse.cz>
2188 * builtins.c (expand_builtin_memory_copy_args): When having a
2189 target with fast mempcpy implementation do now use memcpy.
2190 * config/i386/i386.c (ix86_libc_has_fast_function): New.
2191 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
2192 * doc/tm.texi: Likewise.
2193 * doc/tm.texi.in: Likewise.
2195 * expr.c (emit_block_move_hints): Add 2 new arguments.
2196 * expr.h (emit_block_move_hints): Bail out when libcall
2197 to memcpy would be used.
2199 2019-05-20 Martin Liska <mliska@suse.cz>
2201 * profile-count.c: Add vertical spacing in order
2202 to separate functions.
2203 * profile-count.h: Likewise.
2205 2019-05-20 Martin Liska <mliska@suse.cz>
2207 * profile-count.h: Do not use full qualified
2209 * profile-count.c (profile_count::to_frequency): Likewise.
2211 2019-05-20 Martin Liska <mliska@suse.cz>
2213 * profile-count.h (enum profile_quality): Use capital letters
2214 for enum value names. Use the adjusted names.
2215 * profile-count.c: Use the adjusted names.
2217 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2219 * config/rs6000/constraints.md (define_register_constraint "wH"):
2221 (define_register_constraint "wI"): Delete.
2222 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2223 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
2224 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2225 (rs6000_init_hard_regno_mode_ok): Adjust.
2226 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
2227 resp. "d", or with "wa" as appropriate, all with "p8v".
2228 * config/rs6000/vsx.md: Ditto.
2229 * doc/md.texi (Machine Constraints): Adjust.
2231 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2233 * config/rs6000/constraints.md (define_register_constraint "wy"):
2235 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2236 RS6000_CONSTRAINT_wy.
2237 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2238 (rs6000_init_hard_regno_mode_ok): Adjust.
2239 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
2240 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
2241 (define_mode_attr Fisa): New.
2242 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
2243 * doc/md.texi (Machine Constraints): Adjust.
2245 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2247 * config/rs6000/constraints.md (define_register_constraint "wu"):
2249 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2250 RS6000_CONSTRAINT_wu.
2251 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2252 (rs6000_init_hard_regno_mode_ok): Adjust.
2253 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
2255 (define_mode_attr Fa): Delete.
2256 * config/rs6000/vsx.md: Ditto.
2257 * doc/md.texi (Machine Constraints): Adjust.
2259 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2261 * config/rs6000/constraints.md (define_register_constraint "wJ"):
2263 (define_register_constraint "wK"): Delete.
2264 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2265 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
2266 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2267 (rs6000_init_hard_regno_mode_ok): Adjust.
2268 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
2269 Replace "wK" constraint by "wH" with "p9v".
2270 * config/rs6000/vsx.md: Ditto.
2271 * doc/md.texi (Machine Constraints): Adjust.
2273 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2275 * config/rs6000/constraints.md (define_register_constraint "wb"):
2277 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2278 RS6000_CONSTRAINT_wb.
2279 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2280 (rs6000_init_hard_regno_mode_ok): Adjust.
2281 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
2282 * config/rs6000/vsx.md: Ditto.
2283 * doc/md.texi (Machine Constraints): Adjust.
2285 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2287 * config/rs6000/constraints.md (define_register_constraint "wo"):
2289 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2290 RS6000_CONSTRAINT_wo.
2291 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2292 (rs6000_init_hard_regno_mode_ok): Adjust.
2293 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
2294 * config/rs6000/altivec.md: Ditto.
2295 * doc/md.texi (Machine Constraints): Adjust.
2297 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2299 * config/darwin-c.c (darwin_register_objc_includes): Do not
2300 prepend the sysroot when building gnu-runtime header search
2303 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2305 * config/darwin.c (darwin_file_end): Use switch_to_section ()
2306 instead of direct output of the asm.
2308 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2310 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
2311 argument to be type bool (was int before).
2312 (rs6000_emit_epilogue): Simplify some code. Declare some variables
2313 at first use. Use type bool for some variables. Fix a theoretical
2314 eh_return bug for svr4.
2316 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2318 * config/rs6000/rs6000.md (isa): New attribute.
2319 (enabled): New attribute.
2321 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
2323 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
2324 assemble_start_function and assemble_end_function.
2326 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
2329 * omp-general.c (oacc_verify_routine_clauses): Change formal
2330 parameters. Add checking if already marked with an OpenACC
2331 'routine' directive. Adjust all users.
2334 * omp-general.c (oacc_build_routine_dims): Move some of its
2336 (oacc_verify_routine_clauses): ... this new function.
2337 * omp-general.h (oacc_verify_routine_clauses): New prototype.
2339 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2341 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
2342 formating of picbase labels to match other ports.
2344 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2346 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
2347 in the generated code.
2349 2019-05-16 Martin Sebor <msebor@redhat.com>
2351 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
2352 identifiers, keywords, operators, and types in diagnostics. Correct
2353 quoting, spelling, and sentence capitalization issues.
2354 (expand_builtin_atomic_is_lock_free): Same.
2355 (fold_builtin_next_arg): Same.
2356 * cfgexpand.c (expand_one_var): Same.
2357 (tree_conflicts_with_clobbers_p): Same.
2358 (expand_asm_stmt): Same.
2359 (verify_loop_structure): Same.
2360 * cgraphunit.c (process_function_and_variable_attributes): Same.
2361 * collect-utils.c (collect_execute): Same.
2362 * collect2.c (maybe_run_lto_and_relink): Same.
2363 (is_lto_object_file): Same.
2364 (scan_prog_file): Same.
2365 * convert.c (convert_to_real_1): Same.
2366 * dwarf2out.c (dwarf2out_begin_prologue): Same.
2367 * except.c (verify_eh_tree): Same.
2368 * gcc.c (execute): Same.
2369 (eval_spec_function): Same.
2370 (run_attempt): Same.
2371 (driver::set_up_specs): Same.
2372 (compare_debug_auxbase_opt_spec_function): Same.
2373 * gcov-tool.c (unlink_gcda_file): Same.
2376 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
2377 * gimplify.c (gimplify_asm_expr): Same.
2378 (gimplify_adjust_omp_clauses): Same.
2379 * hsa-gen.c (gen_hsa_addr_insns): Same.
2380 (gen_hsa_insns_for_load): Same.
2381 (gen_hsa_cmp_insn_from_gimple): Same.
2382 (gen_hsa_insns_for_operation_assignment): Same.
2383 (gen_get_level): Same.
2384 (gen_hsa_alloca): Same.
2385 (omp_simple_builtin::generate): Same.
2386 (gen_hsa_atomic_for_builtin): Same.
2387 (gen_hsa_insns_for_call): Same.
2388 * input.c (dump_location_info): Same.
2389 * ipa-devirt.c (compare_virtual_tables): Same.
2390 * ira.c (ira_setup_eliminable_regset): Same.
2391 * lra-assigns.c (lra_assign): Same.
2392 * lra-constraints.c (lra_constraints): Same.
2393 * lto-streamer-in.c (lto_input_mode_table): Same.
2394 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
2395 (merge_and_complain): Same.
2396 (compile_offload_image): Same.
2397 (compile_images_for_offload_targets): Same.
2398 (debug_objcopy): Same.
2401 * opts.c (print_specific_help): Same.
2402 (parse_no_sanitize_attribute): Same.
2404 (handle_param): Same.
2405 * plugin.c (add_new_plugin): Same.
2406 (parse_plugin_arg_opt): Same.
2407 (try_init_one_plugin): Same.
2408 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2409 operators, and types in diagnostics. Correct quoting and spelling
2411 * read-rtl-function.c (parse_edge_flag_token): Same.
2412 (function_reader::parse_enum_value): Same.
2413 * reg-stack.c (check_asm_stack_operands): Same.
2414 * regcprop.c (validate_value_data): Same.
2415 * sched-rgn.c (make_pass_sched_fusion): Same.
2416 * stmt.c (check_unique_operand_names): Same.
2417 * targhooks.c (default_target_option_pragma_parse): Same.
2418 * tlink.c (recompile_files): Same.
2419 * toplev.c (process_options): Same.
2421 * trans-mem.c (diagnose_tm_1): Same.
2422 (ipa_tm_scan_irr_block): Same.
2423 (ipa_tm_diagnose_transaction): Same.
2424 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2425 format a tree code name in a diagnostic.
2426 (verify_types_in_gimple_min_lval): Same.
2427 (verify_types_in_gimple_reference): Same.
2428 (verify_gimple_call): Same.
2429 (verify_gimple_assign_unary): Same.
2430 (verify_gimple_assign_binary): Same.
2431 (verify_gimple_assign_ternary): Same.
2432 (verify_gimple_assign_single): Same.
2433 (verify_gimple_switch): Same.
2434 (verify_gimple_label): Same.
2435 (verify_gimple_phi): Same.
2436 (verify_gimple_in_seq): Same.
2437 (verify_eh_throw_stmt_node): Same.
2438 (collect_subblocks): Same.
2439 (gimple_verify_flow_info): Same.
2440 (do_warn_unused_result): Same.
2441 * tree-inline.c (expand_call_inline): Same.
2442 * tree-into-ssa.c (update_ssa): Same.
2443 * tree.c (tree_int_cst_elt_check_failed): Same.
2444 (tree_vec_elt_check_failed): Same.
2445 (omp_clause_operand_check_failed): Same.
2446 (verify_type_variant): Same.
2447 (verify_type): Same.
2448 * value-prof.c (verify_histograms): Same.
2449 * varasm.c (assemble_start_function): Same.
2451 2019-05-16 Martin Sebor <msebor@redhat.com>
2453 * config/i386/i386-expand.c (get_element_number): Quote keywords
2454 and other internal names in diagnostics. Adjust other diagnostic
2455 formatting issues noted by -Wformat-diag.
2456 * config/i386/i386-features.c
2457 (ix86_mangle_function_version_assembler_name): Same.
2458 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2459 * config/i386/i386.c (ix86_function_type_abi): Same.
2460 (ix86_function_ms_hook_prologue): Same.
2461 (classify_argument): Same.
2462 (ix86_expand_prologue): Same.
2463 (ix86_md_asm_adjust): Same.
2464 (ix86_memmodel_check): Same.
2466 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2468 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2469 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2472 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2475 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2476 intrinsics without SSE/SSE2/SSSE3.
2477 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2479 (*mmx_uavgv8qi3): Likewise.
2481 2019-05-17 Richard Biener <rguenther@suse.de>
2483 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2484 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2486 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2488 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2489 vec_sldw insn pattern.
2491 2019-05-17 Richard Biener <rguenther@suse.de>
2493 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2495 2019-05-17 Martin Liska <mliska@suse.cz>
2498 * toplev.c (output_stack_usage): With LTO and sanitizer it
2499 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2500 has no file location.
2502 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2505 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2506 sz0 is equal to sz1, instead return false in that case.
2508 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2509 has non-constant expression, force sctx.lane and use two
2510 argument IFN_GOMP_SIMD_LANE instead of single argument.
2511 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2512 two argument IFN_GOMP_SIMD_LANE without lhs.
2513 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2515 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2517 (LOOP_REQUIRES_VERSIONING): Or in
2518 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2519 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2521 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2522 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2523 from simd if clause if needed.
2525 2019-05-16 Richard Biener <rguenther@suse.de>
2527 * tree-affine.c (expr_to_aff_combination): New function split
2529 (tree_to_aff_combination): ... here.
2530 (aff_combination_expand): Avoid building a GENERIC tree.
2532 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2534 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2535 assemble_start_function and assemble_end_function calls.
2536 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2537 assemble_start_function and assemble_end_function.
2538 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2539 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2540 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2541 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2542 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2543 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2544 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2545 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2546 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2547 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2548 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2549 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2551 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2552 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2553 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2554 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2555 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2556 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2557 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2558 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2559 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2560 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2561 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2562 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2563 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2564 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2566 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2567 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2568 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2570 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2572 * tree-ssa-alias.c (alias_stats): Add
2573 aliasing_component_refs_p_may_alias and
2574 aliasing_component_refs_p_no_alias.
2575 (dump_alias_stats): Print aliasing_component_refs_p stats.
2576 (aliasing_component_refs_p): Update stats.
2578 2019-05-16 Martin Liska <mliska@suse.cz>
2581 * multiple_target.c (expand_target_clones): Do not allow
2582 target_clones being used with a symbol that is an alias.
2584 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2586 PR tree-optimization/90394
2587 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2588 positives rather than ICE for cases where (code2 == NE_EXPR
2589 && code1 == BIT_AND_EXPR).
2591 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2594 * tree-core.h (struct tree_decl_common): Document
2595 decl_nonshareable_flag for PARM_DECLs.
2596 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2597 * calls.c (expand_call): Don't try tail call if caller
2598 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2599 passed on the stack and callee needs to pass any arguments on the
2601 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2602 else if instead of series of mutually exclusive ifs. Handle
2603 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2604 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2606 * lto-streamer.h (LTO_major_version): Bump to 9.
2608 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2610 PR tree-optimization/90106
2611 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2612 new parameter as new internal function call, also move it to new
2614 (use_internal_fn): Pass internal function call to
2615 shrink_wrap_one_built_in_call_with_conds.
2617 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2619 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2621 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2622 safelen_int and set loop->dont_vectorize.
2624 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2627 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2629 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2631 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2632 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2633 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2636 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2639 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2640 define_insn_and_split to support SSE emulation.
2641 (*vec_extractv2sf_0): Likewise.
2642 (*vec_extractv2sf_1): Likewise.
2643 (*vec_extractv2si_0): Likewise.
2644 (*vec_extractv2si_1): Likewise.
2645 (*vec_extractv2si_zext_mem): Likewise.
2646 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2647 (vec_extractv2sf_1 splitter): Likewise.
2648 (vec_extractv2sfsf): Likewise.
2649 (vec_setv2si): Likewise.
2650 (vec_extractv2si_1 splitter): Likewise.
2651 (vec_extractv2sisi): Likewise.
2652 (vec_setv4hi): Likewise.
2653 (vec_extractv4hihi): Likewise.
2654 (vec_setv8qi): Likewise.
2655 (vec_extractv8qiqi): Likewise.
2656 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2657 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2658 (vec_extractv2sisi): Likewise.
2659 (vec_extractv4hihi): Likewise.
2660 (vec_extractv8qiqi): Likewise.
2661 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2662 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2663 (vec_initv2sisi): Likewise.
2664 (vec_initv4hihi): Likewise.
2665 (vec_initv8qiqi): Likewise.
2666 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2667 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2668 (vec_setv4hi): Likewise.
2669 (vec_setv8qi): Likewise.
2671 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2674 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2675 TARGET_MMX_WITH_SSE.
2676 (MMXMODE:*mov<mode>_internal): Likewise.
2677 (MMXMODE:movmisalign<mode>): Likewise.
2679 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2682 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2683 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2684 (sse2_cvtpd2pi): Ditto.
2685 (sse2_cvttpd2pi): Ditto.
2686 (*vec_concatv2sf_sse4_1): Ditto.
2687 (*vec_concatv2sf_sse): Ditto.
2688 (*vec_concatv2si_sse4_1): Ditto.
2689 (*vec_concatv2si): Ditto.
2690 (*vec_concatv4si_0): Ditto.
2691 (*vec_concatv2di_0): Ditto.
2693 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2696 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2698 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2701 * config/i386/sse.md (ssse3_palignrdi): Changed to
2702 define_insn_and_split to support SSE emulation.
2704 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2707 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2709 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2712 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2713 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2716 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2719 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2720 or TARGET_MMX_WITH_SSE.
2721 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2723 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2726 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2728 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2731 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2732 Changed to define_insn_and_split to support SSE emulation.
2734 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2737 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2738 Changed to define_insn_and_split to support SSE emulation.
2740 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2743 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2744 (*mmx_<emms>): This.
2745 (mmx_<emms>): New expander.
2747 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2750 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2752 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2754 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2757 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2759 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2762 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2764 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2767 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2768 TARGET_MMX_WITH_SSE.
2769 (*mmx_uavgv4hi3): Add SSE emulation.
2771 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2774 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2775 and TARGET_MMX_WITH_SSE.
2776 (*mmx_uavgv8qi3): Add SSE emulation.
2778 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2781 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2782 maskmovdqu for __MMX_WITH_SSE__.
2784 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2787 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2788 TARGET_MMX and TARGET_MMX_WITH_SSE.
2789 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2791 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2794 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2795 define_insn_and_split to support SSE emulation.
2797 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2800 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2801 and TARGET_MMX_WITH_SSE.
2802 (mmx_<code>v8qi3): Likewise.
2803 (smaxmin:<code>v4hi3): New.
2804 (umaxmin:<code>v8qi3): Likewise.
2805 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2806 (umaxmin:*mmx_<code>v8qi3): Likewise.
2808 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2811 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2812 TARGET_MMX_WITH_SSE.
2813 (*mmx_pinsrw): Add SSE emulation.
2815 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2818 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2820 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2823 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2824 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2827 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2830 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2831 (sse_cvttps2pi): Likewise.
2833 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2836 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2837 TARGET_MMX_WITH_SSE.
2838 (mmx_pshufw_1): Add SSE emulation.
2839 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2840 TARGET_MMX_WITH_SSE to support SSE emulation.
2842 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2845 * config/i386/constraints.md (Yw): New constraint.
2846 * config/i386/mmx.md (*vec_dupv2si): Changed to
2847 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2848 support SSE emulation.
2850 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2853 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2854 TARGET_MMX_WITH_SSE.
2855 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2857 (mmx_gt<mode>3): Likewise.
2859 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2862 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2863 TARGET_MMX_WITH_SSE. Add SSE support.
2865 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2868 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2869 TARGET_MMX_WITH_SSE.
2870 (any_logic:<code><mode>3): New.
2871 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2874 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2877 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2878 TARGET_MMX_WITH_SSE. Add SSE emulation.
2879 (mmx_<shift_insn><mode>3): Likewise.
2881 (<shift_insn><mode>3): Likewise.
2883 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2886 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2887 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2889 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2892 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2893 TARGET_MMX_WITH_SSE.
2894 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2897 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2900 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2901 TARGET_MMX_WITH_SSE.
2903 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2906 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2909 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2910 (plusminus:mmx_<plusminus_insn><mode>3): Check
2911 TARGET_MMX_WITH_SSE.
2912 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2913 (<plusminus_insn><mode>3): New.
2914 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2915 (*mmx_<plusminus_insn><mode>3): Likewise.
2917 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2920 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2921 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2923 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2924 define_insn_and_split to support SSE emulation.
2925 (mmx_punpcklbw): Likewise.
2926 (mmx_punpckhwd): Likewise.
2927 (mmx_punpcklwd): Likewise.
2928 (mmx_punpckhdq): Likewise.
2929 (mmx_punpckldq): Likewise.
2931 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2932 Uros Bizjak <ubizjak@gmail.com>
2935 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2937 (ix86_split_mmx_pack): Likewise.
2938 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2940 (ix86_split_mmx_pack): Likewise.
2941 * config/i386/i386.md (mmx_isa): New.
2942 (enabled): Also check mmx_isa.
2943 * config/i386/mmx.md (any_s_truncate): New code iterator.
2944 (s_trunsuffix): New code attr.
2945 (mmx_packsswb): Removed.
2946 (mmx_packssdw): Likewise.
2947 (mmx_packuswb): Likewise.
2948 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2949 MMX packsswb/packuswb with SSE2.
2950 (mmx_packssdw): Likewise.
2951 * config/i386/predicates.md (register_mmxmem_operand): New.
2953 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2956 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2957 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2958 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2959 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2960 (ix86_vector_mode_supported_p): Likewise.
2961 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2963 2019-05-15 Martin Liska <mliska@suse.cz>
2966 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2969 2019-05-15 Richard Biener <rguenther@suse.de>
2971 * tree-into-ssa.c (pass_build_ssa::execute): Run
2972 update_address_taken before going into SSA.
2974 2019-05-15 Richard Biener <rguenther@suse.de>
2976 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2977 as __BIT_FIELD_REF with type with -gimple.
2979 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2981 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2982 semantically equivalent branches (left over after prior refactorings).
2984 2019-05-15 Richard Biener <rguenther@suse.de>
2986 PR tree-optimization/88828
2987 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2990 2019-05-14 Richard Biener <rguenther@suse.de>
2992 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2993 as __VIEW_CONVERT with -gimple.
2995 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2998 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
3001 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3003 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
3004 define_split to become a define_insn_and_split.
3006 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3008 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
3010 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
3011 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
3012 (sibcall_epilogue): Adjust.
3015 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3017 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
3018 to unsupported ones.
3019 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
3020 * config.host: Likewise.
3021 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
3022 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
3023 __svr4__]: Remove "brand" fallback.
3024 [!KSTAT_DATA_STRING]: Remove.
3025 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
3027 (comdat_group): Likewise.
3028 (set_have_as_tls): Likewise.
3029 (gcc_cv_target_dl_iterate_phdr): Likewise.
3030 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
3031 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
3032 * configure: Regenerate.
3033 * doc/install.texi: Simplify Solaris target triplets.
3034 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
3035 (Specific, *-*-solaris2*): Document Solaris 10 removal.
3036 Remove Solaris 10 references.
3037 Remove obsolete Solaris bug reference.
3038 (Specific, sparc-sun-solaris2.10): Remove.
3040 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
3042 * config/i386/i386.md (any_div): New code iterator.
3043 (paired_mod): New code attribute.
3044 (sgnprefix): Handle DIV and UDIV RTXes.
3046 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
3047 and udivmod<mode>4 patterns using any_div code iterator.
3048 (divmod splitters): Macroize splitters using any_div code iterator.
3049 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
3050 (*udivmodsi4_pow2_zext_2): Ditto.
3051 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
3052 and *udivmod<mode>4_noext patterns using any_div code iterator.
3053 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
3054 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
3055 patterns using any_div code iterator.
3056 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
3057 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
3058 patterns using any_div code iterator.
3059 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
3060 udivmodhiqi3 patterns using any_extend code iterator.
3062 2019-05-14 Richard Biener <rguenther@suse.de>
3063 H.J. Lu <hongjiu.lu@intel.com>
3065 PR tree-optimization/88828
3066 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
3067 permuting in a single non-constant element not extracted
3070 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
3072 * internal-fn.def (SIGNBIT): New.
3073 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
3075 (signbitv4sf2): Likewise.
3077 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
3080 * config/mips/mips.c (mips_split_move): Skip forward SRC into
3081 next insn when the SRC reg is dead.
3083 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
3085 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
3086 (alloc_cand_and_find_basis): Ditto.
3087 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
3088 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
3089 (create_add_imm_cand, slsr_process_cast): Ditto.
3090 (slsr_process_copy, replace_mult_candidate): Ditto.
3091 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
3092 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
3093 (pass_strength_reduction::execute): Init the first NULL element.
3095 2019-05-13 Nathan Sidwell <nathan@acm.org>
3097 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
3098 (run_attempt): Reformat line break.
3100 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
3103 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
3104 data registers in sibcall epilogues.
3105 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3107 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
3110 * configure.ac (--enable-frame-pointer):
3111 Disable by default for cygwin and mingw.
3112 * configure: Regenerate.
3114 2019-05-13 Nathan Sidwell <nathan@acm.org>
3116 * dwarf2out.c (breakout_comdat_types): Move comment to correct
3118 (const_ok_for_output_1): Balance parens around #if/#else/#endif
3119 (gen_member_die): Move abstract origin check earlier. Only VARs
3120 can be static_inline_p. Simplify splicing control flow.
3122 2019-05-13 Richard Biener <rguenther@suse.de>
3124 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
3126 (vect_build_slp_tree_1): Likewise.
3128 2019-05-13 Richard Biener <rguenther@suse.de>
3130 PR tree-optimization/90402
3131 * tree-if-conv.c (tree_if_conversion): Value number only
3132 the loop body by making the latch an exit of the region
3134 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
3136 (do_rpo_vn): Deal with multiple edges into the entry block
3137 that are not backedges inside the region by skipping PHIs
3140 2019-05-13 Richard Biener <rguenther@suse.de>
3142 PR tree-optimization/90316
3143 * tree-ssa-pre.c (insert_aux): Fold into ...
3144 (insert): ... this function. Use a RPO walk to reduce the
3145 number of required iterations.
3147 2019-05-13 Martin Liska <mliska@suse.cz>
3149 PR tree-optimization/90416
3150 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
3151 string instead of passing the second part as va_arg argument.
3153 2019-05-13 Martin Liska <mliska@suse.cz>
3155 PR gcov-profile/90380
3156 * gcov.c (handle_cycle): Do not support zero cycle count,
3157 it should not be possible.
3158 (path_contains_zero_cycle_arc): New function.
3159 (circuit): Ignore zero cycle arc counts.
3161 2019-05-13 Martin Liska <mliska@suse.cz>
3163 PR gcov-profile/90380
3164 * gcov.c (enum loop_type): Remove the enum and
3166 (handle_cycle): Assert that we should not reach
3168 (circuit): Use loop_found instead of a tri-state loop_type.
3169 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
3172 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3175 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
3176 (ix86_output_indirect_branch_via_reg): Use output mechanism
3177 accounting for __USER_LABEL_PREFIX__.
3178 (ix86_output_indirect_branch_via_push): Likewise.
3179 (ix86_output_function_return): Likewise.
3180 (ix86_output_indirect_function_return): Likewise.
3182 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
3184 * doc/md.texi: Document use of code attributes in rtx patterns.
3185 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
3186 * read-rtl.c (find_code): Split out search loops into...
3187 (maybe_find_code): ...this new function.
3188 (check_code_iterator): Make the error message more informative.
3189 (check_code_attribute): New function.
3190 (rtx_reader::rtx_alloc_for_name): Likewise.
3191 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
3192 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
3193 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
3194 <max_opp> directly as an rtx code instead of via a match_operator.
3195 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
3196 (<su>abd<mode>_3): Update accordingly.
3198 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3200 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
3201 is given, print the state of the EH "save world" computation for
3204 2019-05-11 Jakub Jelinek <jakub@redhat.com>
3207 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
3208 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3210 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
3212 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
3213 Use pinsrd for TARGET_SSE4_1.
3214 * config/i386/sse.md (movdi_to_sse): Ditto.
3216 2019-05-10 Richard Biener <rguenther@suse.de>
3218 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
3219 (do_rpo_vn): Initialize next_value_id.
3221 2019-05-10 Martin Liska <mliska@suse.cz>
3223 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3226 2019-05-10 Jakub Jelinek <jakub@redhat.com>
3228 PR tree-optimization/90385
3229 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
3230 arguments of the exit phis.
3233 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
3234 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
3236 (copy_tree_body_r): Likewise.
3237 (copy_fn): Set id.do_not_fold to true.
3239 2019-05-10 Martin Liska <mliska@suse.cz>
3241 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
3242 Reapply changes from r269790.
3244 2019-05-10 Martin Liska <mliska@suse.cz>
3247 * doc/invoke.texi: New params.
3248 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
3249 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
3250 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3252 * tree-switch-conversion.h (struct jump_table_cluster):
3255 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
3257 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
3259 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
3261 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
3263 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
3265 PR rtl-optimization/88879
3266 * sel-sched.c (sel_target_adjust_priority): Remove assert.
3268 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
3271 * config/arm/arm.c (callee_saved_reg_p): Move before
3272 thumb_find_work_register.
3273 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
3274 thumb_find_work_register. Only call df_get_live_out once.
3275 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
3276 (thumb_find_work_register): Use
3277 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
3278 algorithms to locate a spare call clobbered reg.
3280 2019-05-09 Martin Liska <mliska@suse.cz>
3282 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
3283 and MAX_EXPR in GIMPLE FE format.
3285 2019-05-09 Martin Liska <mliska@suse.cz>
3287 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
3288 * gimple-pretty-print.c (dump_gimple_bb_header):
3290 (pp_cfg_jump): Dump edge probability.
3291 * profile-count.c (profile_quality_as_string): Simplify
3292 with a static array.
3293 (parse_profile_quality): New function.
3294 (profile_count::dump): Simplify with a static array.
3295 (profile_count::from_gcov_type): Add new argument.
3296 * profile-count.h (parse_profile_quality): Likewise.
3297 * predict.h (set_hot_bb_threshold): New.
3298 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3300 * predict.c (get_hot_bb_threshold): Set from the new param.
3301 (set_hot_bb_threshold): New.
3303 2019-05-09 Richard Biener <rguenther@suse.de>
3305 PR tree-optimization/90395
3306 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
3307 rewrite vector stores that throw internally.
3309 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
3311 * cif-code.def (CHKP): Remove.
3314 * configure.ac (--enable-frame-pointer): Disable by default for
3316 * configure: Regenerate.
3318 2019-05-09 Alan Modra <amodra@gmail.com>
3321 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
3322 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
3323 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
3324 cost for general <-> vsx when direct moves are available.
3325 Cost union classes at minimal cost for any reg in the class.
3326 Correct calculation for moves between vsx, float, and altivec.
3327 Don't return a low cost for moves between special regs. Don't
3328 use hard coded register numbers.
3329 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
3330 (rs6000_ira_change_pseudo_allocno_class): New function.
3331 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
3332 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
3334 (movsi_internal1): Don't disparage vector alternatives.
3335 (mov<mode>_internal): Likewise, excepting alternative that
3337 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
3338 we <- b alternative.
3340 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3343 PR tree-optimization/89060
3344 * tree-ssa-live.h (live_vars_map): New typedef.
3345 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
3346 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
3347 (struct compute_live_vars_data): New type.
3348 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
3349 live_vars_at_stmt, destroy_live_vars): New functions.
3350 * tree-tailcall.c: Include tree-ssa-live.h.
3351 (live_vars, live_vars_vec): New global variables.
3352 (find_tail_calls): Perform variable life analysis before punting.
3353 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
3354 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
3356 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
3357 Perform variable life analysis to select variables that really need
3359 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
3360 instead set id->eh_landing_pad_dest and assert it is the same.
3361 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
3363 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
3364 Richard Earnshaw <rearnsha@arm.com>
3367 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
3369 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
3370 (thumb1_compute_save_core_reg_mask): Don't force a spare work
3371 register if both the epilogue and prologue can use call-clobbered
3373 (thumb1_unexpanded_epilogue): Use
3374 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
3375 picking temporaries for restoring high regs to match that of the
3376 prologue where possible.
3377 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
3378 the list of work registers. Detect if the return address is still live
3379 at the end of the prologue and avoid using it for a work register if so.
3380 If the return address is not live, add LR to the list of pushable regs
3381 after the first pass.
3383 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3385 PR tree-optimization/90078
3386 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
3387 (INFTY): Increase the value for infinite cost.
3388 (struct comp_cost): Promote type of members to int64_t.
3389 (infinite_cost): Don't set complexity in initialization.
3390 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
3391 overflows to infinite_cost.
3392 (adjust_setup_cost): Promote type of parameter and cost computation
3394 (struct ainc_cost_data, struct iv_ca): Promote type of member to
3396 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
3397 cost computation to int64_t.
3398 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
3399 int64_t's format specifier in dump.
3401 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3403 PR tree-optimization/90240
3404 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3405 with respect to scaling factor pre-computed for each basic block.
3406 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3407 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3408 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3409 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3410 live range for array of loop's basic blocks. Cleanup aux field of
3411 loop's basic blocks.
3413 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3415 PR tree-optimization/90356
3416 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3418 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3420 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3421 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3422 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3423 (ix86_handle_option): Handle -mavx512bf16.
3424 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3426 * config/i386/avx512bf16vlintrin.h: New.
3427 * config/i386/avx512bf16intrin.h: New.
3428 * config/i386/cpuid.h (bit_AVX512BF16): New.
3429 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3430 * config/i386/i386-builtin-types.def: Add new types.
3431 * config/i386/i386-builtin.def: Add new builtins.
3432 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3434 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3435 (ix86_option_override_internal): Handle BF16.
3436 (ix86_valid_target_attribute_inner_p): Ditto.
3437 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3438 * config/i386/i386-builtin.c (enum processor_features): Add
3440 (static const _isa_names_table isa_names_table): Ditto.
3441 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3442 (PTA_AVX512BF16): Ditto.
3443 * config/i386/i386.opt: Add -mavx512bf16.
3444 * config/i386/immintrin.h: Include avx512bf16intrin.h
3445 and avx512bf16vlintrin.h.
3446 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3447 avx512f_cvtneps2bf16_<mode><mask_name>,
3448 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3449 * config/i386/subst.md (mask_half): Add new subst.
3450 * doc/invoke.texi: Document -mavx512bf16.
3452 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3454 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3456 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3457 (rs6000_debug_legitimize_reload_address): Delete.
3458 (rs6000_legitimize_reload_address_ptr): Delete.
3459 (rs6000_option_override_internal): Adjust.
3460 (mem_operand_gpr): Adjust comment.
3461 (legitimate_lo_sum_address_p): Ditto.
3462 (rs6000_legitimize_reload_address): Delete.
3463 (rs6000_debug_legitimize_reload_address): Delete.
3464 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3466 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3469 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3470 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3471 to compute vector element selector for both constant and variable
3474 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3476 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3477 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3478 ashrdi3_cvt using SWI48 mode iterator.
3480 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3482 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3483 (aarch64_<su>abd<mode>_3): Likewise.
3484 (*aarch64_<su>abd<mode>_3): New define_insn.
3485 (<sur>sad<vsi2qi>): New define_expand.
3486 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3487 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3488 (build_vect_cond_expr): Likewise.
3490 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3492 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3493 clobbers outside of accessible_reg_set.
3494 * config/i386/i386.c (ix86_conditional_register_usage):
3495 Disable register sets by clearing corresponding bits in
3496 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3497 call_used_regs and don't clear corresponding reg_names array members.
3499 2019-05-07 Richard Biener <rguenther@suse.de>
3501 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3502 not specified still compute a comp_vectype for invariant
3505 2019-05-07 Richard Biener <rguenther@suse.de>
3507 PR tree-optimization/90316
3508 * tree-ssa-pre.c (translate_vuse_through_block): When
3509 same_valid is NULL do not bother to search for a virtual
3511 (phi_translate_1): When operands changed we cannot keep
3512 the same value-number so do not bother to ask whether
3513 that's possible from translate_vuse_through_block.
3515 2019-05-07 Martin Liska <mliska@suse.cz>
3517 * bitmap.c (bitmap_register): Come up with
3518 alloc_descriptor_max_uid and assign it for
3520 (register_overhead): Use get_descriptor as
3522 (release_overhead): New.
3523 (bitmap_elem_to_freelist): Call it.
3524 (bitmap_elt_clear_from): Likewise.
3525 (bitmap_obstack_free): Likewise.
3526 (bitmap_move): Sensitively release memory.
3527 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3528 (bitmap_initialize): Initialize alloc_descriptor to zero.
3529 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3531 2019-05-07 Richard Biener <rguenther@suse.de>
3533 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3534 we build a SLP node. Remove max_size and limiting.
3535 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3537 2019-05-07 Richard Biener <rguenther@suse.de>
3539 PR tree-optimization/90316
3540 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3542 (walk_non_aliased_vuses): Take walking limit argument.
3543 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3544 walking if it is reached instead of just counting.
3545 (get_continuation_for_phi): Likewise.
3546 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3547 limiting to the callback.
3548 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3549 (vn_reference_lookup_3): Likewise.
3550 (vn_reference_lookup_pieces): Likewise.
3551 (vn_reference_lookup): Likewise.
3552 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3553 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3554 (avail_exprs_stack::lookup_avail_expr): Likewise.
3556 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3558 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3559 for comparaible types in the second direction even if first one
3560 hits incomparable type.
3562 2019-05-07 Richard Biener <rguenther@suse.de>
3565 * lto-wrapper.c (debug_objcopy): Use the original filename
3566 including archive offset for the filename used for -save-temps.
3568 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3570 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3573 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3574 Hongtao Liu <hongtao.liu@intel.com>
3578 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3579 Modified, original implementation isn't correct.
3581 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3583 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3584 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3585 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3586 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3587 (FRAME_POINTER_REGNUM): Change numbering.
3588 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3589 (alt_reg_names): Adjust.
3590 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3592 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3593 (DWARF_FRAME_REGISTERS): Delete.
3594 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3595 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3597 (REG_ALLOC_ORDER): Adjust.
3598 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3599 (REG_CLASS_CONTENTS): Adjust.
3600 (RETURN_ADDR_RTX): Change comment.
3601 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3603 (REGISTER_NAMES): Adjust.
3604 (ADDITIONAL_REGISTER_NAMES): Adjust.
3605 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3607 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3609 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3611 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3612 (DWARF_FRAME_REGISTERS): Adjust.
3613 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3615 (REG_ALLOC_ORDER): Adjust.
3616 (enum reg_class): Delete SPR_REGS.
3617 (REG_CLASS_NAMES): Delete SPR_REGS.
3618 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3619 (REGISTER_NAMES): Adjust.
3620 (ADDITIONAL_REGISTER_NAMES): Adjust.
3621 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3622 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3623 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3624 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3625 (htm_spr_regno): Delete.
3626 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3628 (rs6000_dbx_register_number): Adjust.
3630 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3632 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3634 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3636 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3637 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3639 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3641 PR tree-optimization/88709
3642 PR tree-optimization/90271
3643 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3644 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3645 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3647 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3648 of the store merging group is larger than
3649 PARAM_STORE_MERGING_MAX_SIZE parameter.
3650 (split_group): Add bzero_first argument. If set, always emit first
3651 the first store which must be = {} of the whole area and then for the
3652 rest of the stores consider all zero bytes as paddings.
3653 (imm_store_chain_info::output_merged_store): Check if first store
3654 is = {} of the whole area and if yes, determine which setting of
3655 bzero_first for split_group gives smaller number of stores. Adjust
3656 split_group callers.
3657 (lhs_valid_for_store_merging_p): Allow decls.
3658 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3660 (pass_store_merging::process_store): Likewise.
3662 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3665 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3666 handling of V1TImode.
3668 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3671 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3672 and enable_frame_pointer ...
3673 * configure.ac: ... here. Update help strings for
3674 --enable-frame-pointer.
3675 * configure: Regenerate.
3676 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3677 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3678 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3679 (USE_X86_64_FRAME_POINTER): Ditto.
3681 2019-05-06 Martin Liska <mliska@suse.cz>
3683 * config.gcc: Append to target_gtfiles and fix indentation.
3685 2019-05-06 Richard Biener <rguenther@suse.de>
3687 PR tree-optimization/90358
3688 * tree-vect-stmts.c (get_group_load_store_type): Properly
3689 detect unused upper half of load.
3690 (vectorizable_load): Likewise.
3692 2019-05-06 Richard Biener <rguenther@suse.de>
3694 PR tree-optimization/88828
3695 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3696 (simplify_vector_constructor): ...here. Handle constants in
3699 2019-05-06 Richard Biener <rguenther@suse.de>
3701 PR tree-optimization/90328
3702 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3703 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3704 is valid in the loop nest before using it.
3705 (initialize_data_dependence_relation): Adjust.
3706 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3707 loop as loop-nest to dr_may_alias_p.
3709 2019-05-06 Richard Biener <rguenther@suse.de>
3711 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3713 2019-05-06 Richard Biener <rguenther@suse.de>
3715 PR tree-optimization/90316
3716 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3717 compute target on demand.
3718 (get_continuation_for_phi): Remove code walking stmts to
3719 get to a target virtual operand which could end up being
3722 2019-05-06 Martin Liska <mliska@suse.cz>
3725 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3726 when -mabi is selected to a non-default version.
3728 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3729 Martin Liska <mliska@suse.cz>
3731 * Makefile.in: Add lto-dump.texi.
3732 * cgraph.h: Add new functions get_visibility_string and
3733 get_symtab_type_string.
3734 * doc/gcc.texi: Include lto-dump section.
3735 * doc/lto-dump.texi: New file.
3736 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3737 (parse_dump_option): Factor out this function.
3738 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3739 (parse_dump_option): Export the function.
3740 * symtab.c (symtab_node::get_visibility_string): New function.
3741 (symtab_node::get_symtab_type_string): Likewise.
3743 2019-05-06 Martin Liska <mliska@suse.cz>
3745 * config/i386/i386-builtins.c: New file.
3746 * config/i386/i386-builtins.h: New file.
3747 * config/i386/i386-expand.c: New file.
3748 * config/i386/i386-expand.h: New file.
3749 * config/i386/i386-features.c: New file.
3750 * config/i386/i386-features.h: New file.
3751 * config/i386/i386-options.c: New file.
3752 * config/i386/i386-options.h: New file.
3753 * config.gcc: Add new files into extra_objs and
3755 * config/i386/i386.c: Split content of the file
3756 into newly introduced files.
3757 * config/i386/i386.h: Declare common variables
3759 * config/i386/t-i386: Define dependencies for new files.
3761 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3764 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3765 Restrict 'all' variant to 32-bit configurations.
3766 (unaligned_loadhiu): Likewise.
3767 (unaligned_storehi): Likewise.
3768 (unaligned_storesi): Likewise.
3769 (unaligned_loadhis): Disable when compiling for thumb1.
3771 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3773 PR tree-optimization/90269
3774 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3777 2019-05-03 Martin Liska <mliska@suse.cz>
3779 * hash-map.h: Add is_empty function.
3780 * hash-set.h: Likewise.
3781 * hash-table.h: Likewise.
3782 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3783 elements () == 0 (and similar usages).
3784 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3785 * gimplify.c (gimplify_bind_expr): Likewise.
3786 (gimplify_switch_expr): Likewise.
3787 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3788 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3789 * postreload-gcse.c (dump_hash_table): Likewise.
3790 (gcse_after_reload_main): Likewise.
3791 * predict.c (combine_predictions_for_bb): Likewise.
3792 * tree-parloops.c (reduction_phi): Likewise.
3793 (separate_decls_in_region): Likewise.
3794 (transform_to_exit_first_loop): Likewise.
3795 (gen_parallel_loop): Likewise.
3796 (gather_scalar_reductions): Likewise.
3797 (try_create_reduction_list): Likewise.
3798 * var-tracking.c (dump_vars): Likewise.
3799 (emit_notes_for_changes): Likewise.
3800 (vt_emit_notes): Likewise.
3802 2019-05-03 Richard Biener <rguenther@suse.de>
3804 PR tree-optimization/90316
3805 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3808 2019-05-03 Richard Biener <rguenther@suse.de>
3810 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3811 peeling for gaps by loading only lower halves of vectors
3813 (vectorizable_load): Likewise.
3815 2019-05-03 Richard Biener <rguenther@suse.de>
3818 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3820 2019-05-03 Richard Biener <rguenther@suse.de>
3823 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3824 Handle STRING_CST vs DECL or STRING_CST.
3826 2019-05-03 Richard Biener <rguenther@suse.de>
3828 PR tree-optimization/88963
3829 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3830 vector loads feeding only BIT_FIELD_REFs to component
3831 loads. Rewrite stores fed by CONSTRUCTORs to component
3834 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3836 * opts.h (finish_options): Remove lang_mask argument.
3837 (print_help, help_option_argument): Declare.
3838 * opts.c (print_help): Remove forward declaration, no longer static.
3839 (finish_options): Remove lang_mask argument, don't call print_help
3841 * opts-global.c (decode_options): Adjust finish_option caller, call
3844 PR tree-optimization/90303
3845 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3846 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3848 2019-05-03 Richard Biener <rguenther@suse.de>
3850 PR tree-optimization/89698
3851 * gimple-fold.c (canonicalize_constructor_val): Early out
3852 for constants, handle unfolded INTEGER_CSTs as they appear in
3853 C++ virtual table ctors.
3855 2019-05-03 Richard Biener <rguenther@suse.de>
3857 * passes.c (execute_function_todo): Remove dead code.
3859 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3861 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3862 the internal register number, for any "real" register.
3864 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3866 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3867 correct numbers for TFHAR, TFIAR, TEXASR.
3869 2019-05-02 Richard Biener <rguenther@suse.de>
3871 PR tree-optimization/89653
3872 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3873 update-address-taken before the pass.
3874 * passes.def (pass_tree_loop_init): Put comment before it.
3876 2019-05-02 Richard Biener <rguenther@suse.de>
3878 PR tree-optimization/89509
3879 * tree-ssa-structalias.c (compute_dependence_clique): Look
3880 at the first subvar when determining whether it is restrict.
3882 2019-05-02 Richard Biener <rguenther@suse.de>
3884 PR tree-optimization/90273
3885 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3886 useless debug stmts.
3888 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3890 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3892 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3894 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3895 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3896 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3897 (vectorizable_reduction): Use the functions above to vectorize in a
3898 fully masked loop codes that don't have a conditional internal
3901 2019-05-02 Martin Liska <mliska@suse.cz>
3903 * cgraphclones.c: Call valid_attribute_p with 1 for
3905 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3906 it's for target attribute.
3907 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3908 Add new boolean argument.
3909 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3911 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3912 to ix86_valid_target_attribute_inner_p.
3913 (ix86_valid_target_attribute_p): Pass flags argument to
3914 ix86_valid_target_attribute_inner_p.
3915 (get_builtin_code_for_version): Use 0 as it's target attribute.
3917 2019-05-02 Martin Liska <mliska@suse.cz>
3919 * gcc.c (process_command): Add dummy file only
3921 * opts-global.c (decode_options): Pass lang_mask.
3922 * opts.c (print_help): New function.
3923 (finish_options): Print --help if help_option_argument
3925 (common_handle_option): Factor out content of OPT__help_
3927 * opts.h (finish_options): Add new argument.
3929 2019-05-02 Martin Liska <mliska@suse.cz>
3932 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3933 With -minline-all-stringops use inline expansion using 4B loop.
3934 * doc/invoke.texi: Document the change of
3935 -minline-all-stringops.
3937 2019-05-01 Jeff Law <law@redhat.com>
3939 PR tree-optimization/88797
3940 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3941 PHI feeds a conditional on the RHS of an assignment.
3943 2019-04-30 Andrew Waterman <andrew@sifive.com>
3944 Jim Wilson <jimw@sifive.com>
3946 * config/riscv/constraints.md (L): New.
3947 * config/riscv/predicates.md (lui_operand): New.
3948 (sfb_alu_operand): New.
3949 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3950 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3951 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3952 * config/riscv/risc.md (type): Add sfb_alu.
3953 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3954 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3955 (branch_zero<mode>): Delete.
3957 (mov<GPR:mode><X:mode>cc): Likewise.
3958 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3960 2019-04-30 Nathan Sidwell <nathan@acm.org>
3962 * tree.h (MARK_TS_EXP): New.
3964 2019-04-30 Martin Liska <mliska@suse.cz>
3966 * opts.c (enable_warning_as_error): Provide hints
3967 for unknown options.
3969 2019-04-30 Martin Liska <mliska@suse.cz>
3972 * doc/invoke.texi: Add missing dash for gas-locview-support
3973 and gno-as-locview-support.
3975 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3978 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3979 whitespace at the start of target attribute string.
3981 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3984 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3985 Define __ARM_FEATURE_ATOMICS.
3987 2019-04-30 Martin Liska <mliska@suse.cz>
3989 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3990 into built_in_function enum. Remove code for endp == 2 and
3991 use BUILT_IN_* constants.
3992 (gimple_fold_builtin): Call the function with fcode.
3994 2019-04-30 Martin Liska <mliska@suse.cz>
3996 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3997 DECL_FUNCTION_CODE into ix86_builtins enum before
3998 the switch statement.
4000 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4002 PR tree-optimization/89475
4003 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
4006 2019-04-30 Martin Liska <mliska@suse.cz>
4008 PR translation/90274
4009 * opts.c (print_filtered_help): Wrap string in _(...).
4011 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
4013 PR tree-optimization/90240
4015 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4017 PR tree-optimization/90078
4018 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4019 checks for infinite_cost overflow.
4021 2019-04-29 Jeff Law <law@redhat.com>
4023 * passes.def: Move -Wrestrict pass after copy propagation.
4025 2019-04-29 Maya Rashish <coypu@sdf.org>
4027 * config.gcc (default_gnu_indirect_function): Default to yes
4028 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
4029 sparc*-*-netbsd*, x86_64-*-netbsd*.
4031 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
4033 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
4034 where cond2 is NE_EXPR.
4035 (is_value_included_in): Update comment.
4037 2019-04-29 Richard Biener <rguenther@suse.de>
4039 PR tree-optimization/90278
4040 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
4041 EH on comparison simplification.
4043 2019-04-29 Jason Merrill <jason@redhat.com>
4045 PR c++/82081 - tail call optimization breaks noexcept
4046 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
4047 nothrow function to a might-throw function into a tail call.
4049 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
4051 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
4052 (DDR_INNER_LOOP): Likewise.
4053 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
4054 (initialize_data_dependence_relation): Likewise.
4055 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
4057 2019-04-29 Jakub Jelinek <jakub@redhat.com>
4059 PR rtl-optimization/90257
4060 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
4064 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4068 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4071 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4074 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4076 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4078 2019-04-29 Richard Biener <rguenther@suse.de>
4080 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
4083 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
4085 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
4086 varasm.h, and netbsd-protos.h.
4088 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
4091 * config/i386/i386-protos.h (ix86_data_alignment): Change
4092 the second argument type to unsigned int.
4093 * config/i386/i386.c (ix86_data_alignment): Change "align"
4094 argument type to unsigned int.
4096 2019-04-27 Martin Liska <mliska@suse.cz>
4099 * opt-suggestions.c (option_proposer::build_option_suggestions):
4100 When get_valid_option_values returns empty values, add the
4101 misspelling candidate.
4103 2019-04-26 Jim Wilson <jimw@sifive.com>
4105 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
4107 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
4108 Pass orig_mode to riscv_build_integer.
4109 (riscv_split_integer): Pass mode to riscv_move_integer.
4110 (riscv_legitimize_const_move): Likewise.
4111 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
4112 promoted_mode. Replace force_reg call with code to load constant into
4113 promoted reg and then subreg it for the store.
4114 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
4117 2018-04-26 Eugene Sharygin <eush@ispras.ru>
4119 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
4122 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
4124 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
4125 commentary about the encoding of precision.
4127 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
4129 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
4130 * config/i386/t-freebsd64: New file.
4131 * config.gcc: Add the t-freebsd64 for multilib support.
4133 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
4135 * doc/extend.texi (vector_size): Add missing comma after @xref.
4137 2019-04-25 Jakub Jelinek <jakub@redhat.com>
4139 * BASE-VER: Set to 10.0.0.
4141 2019-04-25 Richard Biener <rguenther@suse.de>
4144 * gimplify.c (gimplify_expr): Avoid turning a lvalue
4145 VIEW_CONVERT_EXPR into one operating on an rvalue.
4147 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
4150 * config/i386/i386.c (feature_priority): Moved to file scope.
4151 (processor_features): Likewise.
4152 (processor_model): Likewise.
4153 (_arch_names_table): Likewise.
4154 (arch_names_table): Likewise.
4155 (_feature_list): Removed.
4156 (feature_list): Likewise.
4157 (_isa_names_table): Moved to file scope. Add priority.
4158 (isa_names_table): Likewise.
4159 (get_builtin_code_for_version): Replace feature_list with
4160 isa_names_table. Update error message for P_ZERO priority.
4162 2019-04-25 Richard Biener <rguenther@suse.de>
4164 * tree-pass.h (make_pass_phi_only_cprop): Remove.
4165 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
4167 2019-04-24 Jeff Law <law@redhat.com>
4169 PR tree-optimization/90037
4170 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
4171 * passes.def: Replace all instance of phi-only cprop with the
4172 lattice propagator. Move propagation pass from after erroneous
4173 path isolation to before erroneous path isolation.
4174 * tree-ssa-phionlycprop.c: Remove.
4176 2019-04-24 Richard Biener <rguenther@suse.de>
4179 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
4180 by size and BITS_PER_UNIT on poly-wide-ints.
4182 2019-04-25 Richard Biener <rguenther@suse.de>
4185 * match.pd: Add pattern to simplify view-conversion of an
4188 2019-04-24 Clement Chigot <clement.chigot@atos.net>
4190 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
4191 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
4192 for Go on 32 bit AIX.
4193 * config/rs6000/aix72.h: Likewise.
4195 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4198 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
4199 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
4201 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
4204 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
4205 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
4206 for restored hard frame pointer.
4207 (s390_sched_dependencies_evaluation): Implement new target hook.
4208 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
4210 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
4212 * config/arc/arc-options.def: Fix typos and spelling mistakes.
4213 * config/arc/arc.c (arc_init): Cleanup warning message.
4214 (arc_override_options): Likewise.
4216 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4219 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
4220 a register if both if_true and if_false are MEMs.
4222 PR tree-optimization/90208
4223 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
4224 after labels of new_bb, not before them.
4226 PR tree-optimization/90211
4227 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
4228 which are not SSA_NAMEs.
4230 2018-04-23 Sudakshina Das <sudi.das@arm.com>
4232 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
4234 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
4236 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4238 PR rtl-optimization/87979
4239 * modulo-sched.c (sms_schedule): Start ii value "mii" should
4242 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4244 PR rtl-optimization/84032
4245 * modulo-sched.c (ps_insn_find_column): Change condition so that
4246 branch will always be the last insn in a row inside partial
4249 2019-04-23 Richard Biener <rguenther@suse.de>
4252 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
4253 dest_single_pred_p argument.
4254 (remove_forwarder_block): Adjust.
4255 (remove_forwarder_block_with_phi): Likewise.
4257 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4258 Bernd Edlinger <bernd.edlinger@hotmail.de>
4259 Jakub Jelinek <jakub@redhat.com>
4262 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
4263 if used with general-regs-only.
4264 (arm_conditional_register_usage): Don't add non-general regs if
4266 (arm_valid_target_attribute_rec): Handle general-regs-only.
4267 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
4269 (TARGET_HARD_FLOAT_SUB): Define.
4270 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
4271 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
4272 (TARGET_REALLY_IWMMXT2): Likewise.
4273 * config/arm/arm.opt: Add -mgeneral-regs-only.
4274 * doc/extend.texi: Document ARM general-regs-only target.
4275 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
4277 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4279 PR tree-optimization/90078
4280 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4281 checks for infinite_cost overflow.
4283 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4285 PR tree-optimization/90021
4286 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
4287 and check univariate against it.
4288 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
4289 * tree-data-ref.c (add_other_self_distances): Pass new argument.
4291 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4295 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4298 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4301 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4303 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4305 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
4307 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
4308 names using operand format, rather than hard-wired.
4309 (speculation_barrier): Likewise.
4311 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4313 PR tree-optimization/88055
4314 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
4315 (gen_one_condition): Use it if !HONOR_NANS.
4317 2019-04-19 Jakub Jelinek <jakub@redhat.com>
4320 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
4321 assign_temp instead of gen_reg_rtx.
4323 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
4325 PR translation/90118
4326 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4327 Add missing space before %<.
4329 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
4331 PR rtl-optimization/87871
4332 * ira-lives.c (make_object_dead): Don't add conflicts to
4333 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
4335 2019-04-18 Martin Sebor <msebor@redhat.com>
4338 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
4339 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
4340 assuming type size fits in SHWI.
4342 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
4345 * ipa-inline.c (flatten_function): New parameter UPDATE.
4346 (ipa_inline, early_inliner): Use it.
4348 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4350 * fold-const.c (int_const_binop): Return early on failure.
4352 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4355 * combine.c (force_int_to_mode): Cast the argument rather than
4356 the result of known_alignment.
4357 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
4359 2019-04-18 Richard Biener <rguenther@suse.de>
4362 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
4364 (remove_forwarder_block): ... here.
4365 (remove_forwarder_block_with_phi): Also move debug stmts here.
4367 2019-04-18 Jakub Jelinek <jakub@redhat.com>
4369 PR translation/79183
4370 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
4371 inform where appropriate.
4373 2019-04-18 Richard Biener <rguenther@suse.de>
4375 * tree.c (get_qualified_type): Put found type variants at the
4376 head of the variant list.
4378 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4380 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
4382 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
4385 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
4386 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
4387 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
4388 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
4389 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
4391 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
4393 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4394 even for allocno's with no conflicts.
4395 (print_conflicts): Print an extra newline.
4397 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4399 * auto-inc-dec.c (attempt_change): Set the alignment of the
4400 temporary memory to that of the original.
4402 2019-04-17 Joao Moreira <jmoreira@suse.de>
4404 * targhooks.c (default_print_patchable_function_entry): Emit
4405 __patchable_function_entries section with writable flags to allow
4406 relocation resolution.
4408 2019-04-17 Jonny Grant <jg@jguk.org>
4410 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4412 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4415 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4418 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4420 * config/arc/arc.c (arc_init): Format diagnostic string.
4421 (arc_override_options): Likewise.
4422 (check_if_valid_regno_const): Likewise.
4423 (arc_reorg): Likewise.
4425 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4428 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4430 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4432 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4433 (*movdi_update1): Use Pmode.
4434 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4435 (movdi_<mode>_update_stack): Rename to ...
4436 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4438 (*movsi_update1): Use Pmode.
4439 (*movsi_update2): Use Pmode.
4440 (movsi_update): Rename to ...
4441 (movsi_<mode>_update): ... this. Use Pmode.
4442 (movsi_update_stack): Fix condition.
4443 (*movhi_update1): Use Pmode. Fix argument to
4444 avoiding_indexed_address_p.
4445 (*movhi_update2): Ditto.
4446 (*movhi_update3): Ditto.
4447 (*movhi_update4): Ditto.
4448 (*movqi_update1): Ditto.
4449 (*movqi_update2): Ditto.
4450 (*movqi_update3): Ditto.
4451 (*movsf_update1, *movdf_update1): Merge, rename to...
4452 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4453 avoiding_indexed_address_p. Add "size" attribute.
4454 (*movsf_update2, *movdf_update2): Merge, rename to...
4455 (*mov<mode>_update2): This. Ditto.
4456 (*movsf_update3): Use Pmode. Fix argument to
4457 avoiding_indexed_address_p.
4458 (*movsf_update4): Ditto.
4459 (allocate_stack): Simplify condition. Adjust pattern names.
4461 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4464 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4465 whitespace at the start of target attribute string.
4467 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4470 * config/rs6000/power9.md: Add store forwarding bypass.
4472 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4475 * valtrack.c (dead_debug_insert_temp): Reset debug references
4476 to the return value of a call being removed.
4478 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4480 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4481 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4482 implement target hook.
4483 (arc_memory_move_cost): New function.
4484 (TARGET_REGISTER_MOVE_COST): Define.
4485 (TARGET_MEMORY_MOVE_COST): Likewise.
4486 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4487 (MEMORY_MOVE_COST): Likewise.
4489 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4491 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4492 (sibcall_value_insn): Likewise.
4493 * config/arc/constraints.md (Rs5): Remove.
4495 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4497 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4498 for last two fake registers.
4499 (arc_conditional_register_usage): Make sure fake frame and arg
4500 pointer regs are in general regs class.
4501 (FRAME_POINTER_MASK): Remove.
4502 (RETURN_ADDR_MASK): Remove.
4503 (arc_must_save_register): Use hard frame regnum.
4504 (frame_restore_reg): Use hard_frame_pointer_rtx.
4505 (arc_save_callee_saves): Likewise.
4506 (arc_restore_callee_saves): Likewise.
4507 (arc_save_callee_enter): Likewise.
4508 (arc_restore_callee_leave): Likewise.
4509 (arc_save_callee_milli): Likewise.
4510 (arc_eh_return_address_location): Likewise.
4511 (arc_check_multi): Use hard frame regnum.
4512 (arc_can_eliminate): Likewise.
4513 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4514 for register allocator.
4515 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4516 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4517 (FRAME_POINTER_REGNUM): Change it to a fake register.
4518 (HARD_FRAME_POINTER_REGNUM): Defined.
4519 (ARG_POINTER_REGNUM): Change it to a new fake register.
4520 (ELIMINABLE_REGS): Update.
4521 (REGISTER_NAMES): Update names.
4522 * config/arc/arc.md (LP_START): Remove.
4524 (shift_si3_loop): Update pattern.
4526 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4528 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4529 to avoid delay slot scheduling.
4530 (arc_must_save_register): Don't save SP.
4531 * config/arc/arc.md (stack_tie): Remove.
4532 (UNSPEC_ARC_STKTIE): Likewise.
4534 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4535 Shiva Chen <shiva0217@gmail.com>
4537 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4538 code gen with large shift amount.
4540 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4542 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4545 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4548 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4549 print -m64/-mx32/-m32 if it is true.
4550 (ix86_debug_options, ix86_function_specific_print): Pass true as
4551 ADD_ABI_P to ix86_target_string.
4552 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4553 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4554 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4556 PR rtl-optimization/90082
4557 * dce.c (can_delete_call): New function.
4558 (deletable_insn_p, mark_insn): Use it.
4560 PR tree-optimization/90090
4561 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4563 (is_division_by_square): Likewise. Formatting fix.
4565 2019-04-16 Richard Biener <rguenther@suse.de>
4567 PR tree-optimization/56049
4568 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4569 equality check if alias-set zero will prevail.
4571 2019-04-15 Jeff Law <law@redhat.com>
4573 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4574 size and alignment as unsigned.
4576 2019-04-15 Richard Biener <rguenther@suse.de>
4579 * tree-loop-distribution.c (destroy_loop): Preserve correct
4582 2019-04-15 Richard Biener <rguenther@suse.de>
4584 PR tree-optimization/90071
4585 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4586 abnormal operands from def stmts.
4588 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4590 PR rtl-optimization/89794
4591 * combine.c (count_auto_inc): New function.
4592 (try_combine): Count how many auto_inc expressions there were in the
4593 original instructions. Ensure we have the same number in the new
4594 instructions. Remove the code that tried to ensure auto_inc side
4595 effects on i1 and i0 are not lost.
4597 2019-04-15 Richard Biener <rguenther@suse.de>
4600 * tree.h (auto_var_p): Declare.
4601 * tree.c (auto_var_p): New function, split out from ...
4602 (auto_var_in_fn_p): ... here.
4603 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4605 (new_var_info): Initialize it.
4606 (set_uids_in_ptset): Also set the shadow variable uid if required.
4607 (ipa_pta_execute): Postprocess points-to solutions assigning
4608 shadow variable uids for locals that may reach their containing
4609 function recursively.
4610 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4611 assert but instead check whether the points-to solution is
4614 2019-04-15 Martin Jambor <mjambor@suse.cz>
4617 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4620 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4622 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4624 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4625 Kito Cheng <kito.cheng@gmail.com>
4626 Shiva Chen <shiva0217@gmail.com>
4628 * config/nds32/nds32-md-auxiliary.c
4629 (nds32_legitimize_pic_address): Use new PIC pattern.
4630 (nds32_legitimize_tls_address): Use new TLS pattern.
4631 (nds32_output_symrel): New.
4632 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4633 (nds32_alloc_relax_group_id): Ditto.
4634 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4635 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4637 (nds32_group_tls_insn): Ditto.
4638 (nds32_group_float_insns): Ditto.
4639 * config/nds32/nds32.md (tls_le): New.
4642 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4644 * configure: Add nds32 target for dwarf2 debug_line checking.
4645 * configure.ac: Regenerated.
4647 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4650 * ipa-devirt.c (skip_in_fields_list_p): New.
4651 (odr_types_equivalent_p): Use it.
4653 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4656 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4657 instead of strncmp when checking for thumb and arm. Formatting fixes.
4659 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4661 * doc/install.texi: Document --with-target-system-zlib.
4663 2019-04-12 Martin Sebor <msebor@redhat.com>
4669 * targhooks.c (default_vector_alignment): Avoid assuming
4670 argument fits in SHWI.
4671 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4673 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4675 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4677 PR rtl-optimization/89965
4678 * dce.c: Include rtl-iter.h.
4679 (struct check_argument_load_data): New type.
4680 (check_argument_load): New function.
4681 (find_call_stack_args): Check for loads from stack slots still tracked
4682 in sp_bytes and punt if any is found.
4684 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4686 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4688 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4689 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4691 2019-04-12 Martin Liska <mliska@suse.cz>
4694 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4696 (separate_attrs): Handle multiple 'default's.
4697 (expand_target_clones): Rework error handling code.
4699 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4702 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4703 mode of vector rather than mode of destination for move instruction.
4704 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4705 Use QI inner mode with V16QI vector mode.
4707 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4710 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4711 "invalid %%t operand" in output_operand_lossage message.
4713 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4715 * config/s390/predicates.md (permute_pattern_operand): New
4717 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4718 operand for the permute pattern.
4719 ("*vec_perm<mode>"): New insn definition.
4720 ("bswap<mode>"): Generate the permute pattern operand in the
4721 expander and perform the operand reloads for pre arch13 level
4723 ("*bswap<mode>_emu"): Rename to ...
4724 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4725 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4726 Add the USE operand for the permute pattern.
4727 ("*vec_set_bswap_vec<mode>"): Likewise.
4729 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4732 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4733 and gcc_unreachable if it fails, just call tree_to_uhwi which
4734 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4735 Start warning message with a lower-case letter. Formatting fixes.
4737 PR rtl-optimization/90026
4738 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4739 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4740 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4741 in cfglayout mode, use emit_barrier_after_bb.
4743 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4745 PR rtl-optimization/87763
4746 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4749 2019-04-11 Tom de Vries <tdevries@suse.de>
4751 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4752 max macro using statement expression.
4754 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4756 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4757 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4758 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4759 read_only_private_data_section using xcoff_private_rodata_section_name.
4760 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4762 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4765 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4767 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4769 PR rtl-optimization/89965
4770 * dce.c (sp_based_mem_offset): New function.
4771 (find_call_stack_args): Use sp_based_mem_offset.
4773 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4775 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4777 2019-04-11 Richard Biener <rguenther@suse.de>
4779 PR tree-optimization/90020
4780 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4781 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4782 * tree-ssa-pre.c (compute_avail): Use it to not put
4783 possibly trapping references after a call that might not
4784 return into EXP_GEN.
4785 * gcse.c (compute_hash_table_work): Do not elide
4786 marking a block containing a call if the call might not
4789 2019-04-11 Richard Biener <rguenther@suse.de>
4791 PR tree-optimization/90018
4792 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4793 Test both SLP and interleaving variants.
4795 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4797 * config/s390/8561.md: New file.
4798 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4799 Add arch13 cpu model.
4800 * config/s390/s390-opts.h (enum processor_type): Likewise.
4801 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4802 (s390_get_unit_mask): Likewise.
4803 (s390_is_fpd): Likewise.
4804 (s390_is_fxd): Likewise.
4805 * config/s390/s390.h (s390_tune_attr): Likewise.
4806 * config/s390/s390.md: Include arch13 pipeline description.
4807 * config/s390/s390.opt: Add arch13.
4809 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4811 PR rtl-optimization/87763
4812 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4814 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4816 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4818 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4819 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4820 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4821 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4823 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4825 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4826 "Although" in -fipa-icf documentation.
4828 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4829 of using multiple -g options.
4831 2019-04-10 Martin Liska <mliska@suse.cz>
4833 PR gcov-profile/89959
4834 * doc/gcov.texi: Make documentation of -x option
4837 2019-04-10 Richard Biener <rguenther@suse.de>
4839 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4841 (DR_GROUP_SAME_DR_STMT): Remove.
4842 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4843 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4844 replace with assert.
4845 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4846 (vect_record_grouped_load_vectors): Remove unreachable code.
4848 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4851 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4852 obsolete reference to N.
4854 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4857 * expr.c (store_expr): Set properly size on the MEM passed to
4861 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4862 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4863 translation is needed, and when translation is needed, only append
4864 ... if the string length is hostsz or more bytes long. Avoid using
4867 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4870 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4871 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4873 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4874 differences directly.
4875 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4877 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4879 PR translation/90011
4880 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4882 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4884 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4885 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4886 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4887 trailing space from -gsplit-dwarf diagnostics.
4889 PR tree-optimization/89998
4890 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4891 instead of integer_type_node if possible, don't add ranges if return
4892 type is not compatible with int.
4893 * gimple-fold.c (gimple_fold_builtin_sprintf,
4894 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4897 2019-04-09 Martin Liska <mliska@suse.cz>
4899 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4900 * doc/install.texi: Document the new config.
4902 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4904 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4905 use gimple_expr_type for load and store calls. Skip over the
4906 condition argument in a conditional internal function.
4907 Protect use of TREE_INT_CST_LOW.
4909 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4912 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4913 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4914 trailing period from it too.
4916 2019-04-08 wu yuan <wuyuan5@huawei.com>
4918 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4919 * config/aarch64/aarch64.md : Add "tsv110.md"
4920 * config/aarch64/tsv110.md: New file.
4922 2019-04-08 Richard Biener <rguenther@suse.de>
4924 PR tree-optimization/90006
4925 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4928 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4931 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4933 (fma_root_node): Likewise.
4934 (func_fma_steering): Likewise.
4936 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4938 PR rtl-optimization/89865
4939 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4941 PR rtl-optimization/89865
4942 * config/i386/i386.md
4943 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4944 numbers not to clash with the additional operands[4].
4945 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4946 with extra register copy in the middle.
4948 2019-04-08 Martin Liska <mliska@suse.cz>
4950 PR gcov-profile/89961
4951 * doc/gcov.texi: Document data_file.
4952 * gcov.c (generate_results): Add data_info into JSON output.
4954 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4956 PR tree-optimization/89725
4957 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4958 loop's chrec as invariant symbol.
4959 * tree-chrec.h (chrec_contains_symbols): New parameter.
4960 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4961 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4962 function of loops not in DDR's loop_nest.
4963 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4965 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4968 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4971 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4974 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4975 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4977 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4979 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4980 targetm.fixed_condition_code_regs.
4982 2019-04-05 Richard Biener <rguenther@suse.de>
4986 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4987 debug bind stmts but reset them if they are not valid at the
4990 2019-04-05 Martin Liska <mliska@suse.cz>
4992 PR translation/89936
4993 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4994 order to wrap keywords or arguments.
4995 * collect2.c (main): Likewise.
4996 (scan_prog_file): Likewise.
4997 (scan_libraries): Likewise.
4998 * common/config/riscv/riscv-common.c
4999 (riscv_subset_list::parsing_subset_version): Likewise.
5000 (riscv_subset_list::parse_std_ext): Likewise.
5001 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5003 * config/arm/arm.c (arm_option_override): Likewise.
5004 * config/cris/cris.c (cris_print_operand): Likewise.
5005 * config/darwin-c.c (darwin_pragma_options): Likewise.
5006 (darwin_pragma_unused): Likewise.
5007 (darwin_pragma_ms_struct): Likewise.
5008 * config/ft32/ft32.c (ft32_print_operand): Likewise.
5009 * config/i386/i386.c (print_reg): Likewise.
5010 (ix86_print_operand): Likewise.
5011 * config/i386/xm-djgpp.h: Likewise.
5012 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
5013 * config/m32c/m32c.c (m32c_option_override): Likewise.
5014 * config/msp430/msp430.c (msp430_option_override): Likewise.
5015 * config/nds32/nds32.c (nds32_option_override): Likewise.
5016 * config/nvptx/mkoffload.c (main): Likewise.
5017 * config/rx/rx.c (rx_print_operand): Likewise.
5018 (valid_psw_flag): Likewise.
5019 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
5020 (vms_pragma_nomember_alignment): Likewise.
5021 (vms_pragma_extern_model): Likewise.
5022 * lto-wrapper.c (compile_offload_image): Likewise.
5023 * omp-offload.c (oacc_parse_default_dims): Likewise.
5024 * symtab.c (symtab_node::verify_base): Likewise.
5025 * tlink.c (recompile_files): Likewise.
5026 (start_tweaking): Likewise.
5027 * tree-profile.c (parse_profile_filter): Likewise.
5029 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
5031 PR tree-optimization/89956
5032 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
5033 multiple negates of the same value.
5035 2019-04-04 Martin Sebor <msebor@redhat.com>
5039 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
5040 have the same precision since the function crashes otherwise.
5041 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
5042 has non-zero arguments.
5044 2019-04-04 Martin Sebor <msebor@redhat.com>
5047 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
5048 out if the number of arguments is less than expected.
5050 2019-04-04 Jeff Law <law@redhat.com>
5052 PR rtl-optimization/89399
5053 * ree.c (combine_set_extension): Use single_set rather than
5054 digging into PATTERN for items on the candidate list.
5055 (combine_reaching_defs): Likewise.
5057 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
5059 PR rtl-optimization/46590
5060 * loop-invariant.c (find_defs): Move df_remove_problem and
5061 df_process_deferred_rescans to move_invariants.
5062 Move df_live_add_problem and df_live_set_all_dirty calls
5064 (move_invariants): Likewise.
5065 (move_loop_invariants): Likewise, making the df_live calls
5066 conditional on -O. Remove the problem again if we added it
5069 2019-04-03 qing zhao <qing.zhao@oracle.com>
5071 PR tree-optimization/89730
5072 * ipa-inline.c (can_inline_edge_p): Delete the checking for
5073 -flive-patching=inline-only-static.
5074 (can_inline_edge_by_limits_p): Add the checking for
5075 -flive-patching=inline-only-static and grant always_inline
5076 even when -flive-patching=inline-only-static is specified.
5078 2019-04-03 Jeff Law <law@redhat.com>
5080 PR rtl-optimization/81025
5081 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
5083 2019-04-03 Richard Biener <rguenther@suse.de>
5085 PR tree-optimization/84101
5086 * tree-vect-stmts.c: Include explow.h for hard_function_value,
5087 regs.h for hard_regno_nregs.
5088 (cfun_returns): New helper.
5089 (vect_model_store_cost): When vectorizing a store to a decl
5090 we return and the function ABI returns in a multi-reg location
5091 account for the possible spilling that will happen.
5093 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
5095 * config/s390/s390.c (s390_legitimate_address_p): Reject long
5096 displacement addresses for vector mode operands.
5098 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
5100 * config/arc/arc.c (GMASK_LEN): Define.
5101 (arc_restore_callee_saves): Restore first blink when
5104 2019-04-03 Sudakshina Das <sudi.das@arm.com>
5106 * doc/extend.texi: Add deprecated comment on sign-return-address
5107 function attribute and add mbranch-protection.
5108 * doc/invoke.texi: Add bti to the options for mbranch-protection.
5110 2019-04-03 Richard Biener <rguenther@suse.de>
5113 * lto-wrapper.c (run_gcc): Avoid implicit rules making
5114 the all target phony.
5116 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
5120 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5121 Return false for variable DImode shifts.
5122 (dimode_scalar_chain::compute_convert_gain): Do not handle
5123 register count operand in variable DImode shifts.
5124 (dimode_scalar_chain::make_vector_copies): Remove support to copy
5125 count argument of a variable shift instruction to a vector register.
5126 (dimode_scalar_chain::convert_reg): Remove support to convert
5127 count argument of a variable shift instruction.
5129 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5131 PR rtl-optimization/84206
5132 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
5133 iterating over loop headers.
5135 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5137 PR rtl-optimization/85876
5138 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
5139 beyond the original fence.
5141 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
5143 * config.gcc: Mark spu* targets as deprecated/obsolete.
5145 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5147 * config/s390/s390-builtin-types.def: New builtin function type
5148 definitions. Remove unused types.
5149 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
5150 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
5151 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
5152 overloaded builtins.
5153 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
5154 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
5155 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
5156 (vec_double, vec_signed, vec_unsigned): Define to use the new
5157 overloaded builtins.
5158 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
5161 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5163 * config/s390/s390-builtin-types.def: New builtin function type
5165 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
5166 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
5167 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
5168 (s390_vstrszh, s390_vstrszf): New low-level builtins.
5169 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
5170 constant definitions.
5171 * config/s390/vecintrin.h (vec_search_string_cc)
5172 (vec_search_string_until_zero_cc): New builtin name definitions.
5173 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
5175 ("vec_vstrs<mode>"): New insn definition.
5177 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5179 * config/s390/s390-builtin-types.def: Add new builtin function
5181 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
5182 New overloaded builtins.
5183 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
5185 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
5186 (UNSPEC_VEC_SLDBYTE): ... this.
5187 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
5188 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
5190 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
5191 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
5192 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
5194 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5196 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
5197 New insn definition.
5198 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
5199 * config/s390/vector.md (V_HW_HSD): ... here.
5201 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5203 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
5204 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
5205 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
5206 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
5207 New insn definitions.
5209 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5211 * config/s390/s390-builtin-types.def: Add new builtin function type.
5212 * config/s390/s390-builtins.def: Add overloaded builtin
5213 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
5214 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
5215 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
5216 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
5217 ("eltswap<mode>"): New expander.
5218 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
5221 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5223 * config/s390/s390-builtin-types.def: Add new builtin function types.
5224 * config/s390/s390-builtins.def: Add overloaded builtin
5225 s390_vec_revb. Add low-level builtins for vlbr and vstbr
5227 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
5228 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
5229 ("bswap<mode>"): New expander.
5230 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
5232 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5234 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
5235 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
5236 vector builtin version number in __VEC__.
5238 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5240 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
5242 (SFSI): New mode attribute.
5243 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
5244 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
5246 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
5247 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
5248 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
5249 ("floatsi<mode>2"): Add wcefb instruction.
5251 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5253 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
5254 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
5256 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
5257 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
5258 support 32 bit fp-int conversions. Rename to ...
5259 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5260 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5261 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
5262 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
5265 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5267 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
5268 if-then-else constructs if we can use the select instruction.
5269 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
5271 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5273 * config/s390/s390.md ("*popcountdi_arch13_cc")
5274 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
5276 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
5277 Append _z196 to make it ...
5278 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
5279 ("popcounthi2_z196"): ... this.
5280 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
5281 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
5283 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5285 * config/s390/s390.c (s390_canonicalize_comparison): Convert
5286 certain compares for arch13 in order to make use of the condition
5287 code result produced by the new instructions.
5288 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
5289 nxrk, and nxgrk instruction patterns.
5290 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
5291 (inv_no): Add new code iterator together with some attributes.
5292 ("*andc_split_<mode>"): Disable splitter for arch13.
5293 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
5294 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
5295 ("*<ANDOR:bitops_name>c<GPR:mode>")
5296 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
5297 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
5298 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
5299 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
5301 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5303 * common/config/s390/s390-common.c (processor_flags_table): New
5305 * config.gcc: Support arch13 with the --with-arch= configure flag.
5306 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5307 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
5308 * config/s390/s390.c (s390_get_sched_attrmask)
5309 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
5310 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
5311 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
5312 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
5313 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
5315 * config/s390/s390.opt: Support arch13 as processor type in
5316 command line options.
5318 2019-04-02 Martin Liska <mliska@suse.cz>
5320 PR translation/89912
5321 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
5322 Fix param description of graphite-max-arrays-per-scop.
5324 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
5326 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
5327 (ASAN_CC1_SPEC): Use it in 64-bit mode.
5328 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
5330 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5332 PR rtl-optimization/85412
5333 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
5334 sel_sched_region_1, not after.
5336 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5338 PR rtl-optimization/86928
5339 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
5340 compute_live if necessary.
5341 (sel_redirect_edge_and_branch): Likewise.
5343 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
5345 PR rtl-optimization/89865
5346 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
5347 register if it is a part of small class.
5349 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5351 PR rtl-optimization/87273
5352 * sel-sched-ir.c (merge_fences): Remove assert.
5354 2019-04-01 Richard Biener <rguenther@suse.de>
5356 PR tree-optimization/46590
5357 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
5358 (dom_walker::m_reachability): Add in place of...
5359 (dom_walker::m_skip_unreachable_blocks): ...this.
5360 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
5361 Move complex initialization ...
5362 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
5363 lazily and initialize edge flags on each invocation.
5364 (dom_walker::bb_reachable): Use m_reachability.
5366 2019-04-01 Martin Liska <mliska@suse.cz>
5369 * opt-suggestions.c (option_proposer::build_option_suggestions):
5370 Add variant without any argument in order to provide better
5373 2019-04-01 Richard Biener <rguenther@suse.de>
5376 * gimple.c: Include langhooks.h.
5377 (gimple_get_alias_set): Treat enumeral types as the underlying
5380 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5381 Eric Botcazou <ebotcazou@adacore.com>
5383 PR rtl-optimization/89862
5384 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
5385 that operates on the full registers for WORD_REGISTER_OPERATIONS
5388 2019-03-29 Jim Wilson <jimw@sifive.com>
5390 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
5391 Clear MASK_RVC and then set if C subset supported.
5393 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5396 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
5397 non-addressable complit into its initializer if it is volatile.
5399 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
5401 * opts-common.c (integral_argument): Set errno properly in one case.
5403 2019-03-29 Martin Liska <mliska@suse.cz>
5405 * doc/invoke.texi: Remove -Wchkp from documentation.
5407 2019-03-29 Martin Liska <mliska@suse.cz>
5409 * dbgcnt.c (print_limit_reach): New function.
5412 2019-03-29 Martin Liska <mliska@suse.cz>
5414 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5415 (dbg_cnt_process_opt): Parse first tokens aas
5416 dbg_cnt_process_single_pair is also using strtok.
5418 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5420 PR rtl-optimization/87485
5421 * function.c (expand_function_end): Move stack_protect_epilogue
5422 before loading of return value into hard register(s).
5424 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5427 * tree-inline.h (struct copy_body_data): Add
5428 dont_remap_vla_if_no_change flag.
5429 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5430 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5431 and remap_type_2 returns false.
5432 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5433 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5434 only from where it is copied to nested contexts.
5436 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5439 * config/i386/i386.md (RMW operation with LEA peephole):
5440 Use LEAMODE mode attribute instead of SWI mode iterator for
5443 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5446 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5447 Also process XEXP (src, 0) of a shift insn.
5449 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5452 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5453 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5455 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5457 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5459 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5460 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5461 immediately after first one with df_analyze in between, but rather
5462 process all bbs, queueing ones that need second pass in a worklist,
5463 df_analyze, process queued debug insn changes and if second pass is
5464 needed, process bbs from worklist, df_analyze, process queued debug
5467 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5468 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5469 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5471 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5474 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5477 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5480 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5481 function for 32-bit MS_ABI.
5482 (function_value_ms_32): New function.
5484 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5486 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5487 (movdi): Call gen_movdi_symbol_save_scc.
5488 (gen_movdi_symbol_save_scc): New insn and split.
5490 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5492 PR rtl-optimization/89313
5493 * function.c (matching_constraint_num): New static function.
5494 (match_asm_constraints_1): Use it. Fixup white space and comment.
5495 Don't replace inputs with non-matching constraints which conflict
5496 with early clobber outputs.
5498 2019-03-27 Jeff Law <law@redhat.com>
5501 PR rtl-optimization/87761
5502 PR rtl-optimization/89826
5503 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5505 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5506 note problem to get REG_DEAD/REG_UNUSED notes updated.
5508 2019-03-27 Richard Biener <rguenther@suse.de>
5510 PR tree-optimization/89463
5511 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5512 queue edges to remove.
5513 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5514 dead stmts. Delay edge removal until PHIs are removed to
5515 make debug-stmt creation not confused by seemingly degenerate
5518 2019-03-27 Alan Modra <amodra@gmail.com>
5520 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5522 * config/rs6000/darwin.h: Likewise.
5523 * config/rs6000/rs6000.c: Likewise.
5525 2019-03-27 Alan Modra <amodra@gmail.com>
5527 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5528 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5530 2019-03-26 Andrew Waterman <andrew@sifive.com>
5531 Jim Wilson <jimw@sifive.com>
5533 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5534 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5535 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5536 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5537 (generic_alu): Add auipc to type list.
5538 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5539 (riscv_microarchitecture): Declare.
5540 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5541 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5543 (riscv_microarchitecture): New.
5544 (sifive_7_tune_info): New.
5545 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5546 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5548 (riscv_store_data_bypass_p): New.
5549 (riscv_option_override): Set riscv_microarchitecture from
5550 cpu->microarchitecture.
5551 * config/riscv/riscv.md: Include sifive-7.md.
5554 (auipc<mode>): Change type to auipc.
5555 (restore_stack_nonlocal): New.
5556 * config/riscv/sifive-7.md: New.
5557 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5559 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5562 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5563 Also process XEXP (src, 0) of a shift insn.
5565 2019-03-26 Richard Biener <rguenther@suse.de>
5567 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5568 (copy_debug_stmt): Likewise.
5569 (expand_call_inline): Likewise.
5570 (copy_bb): Avoid redundant lookup & set of gimple_block.
5571 * gimple-low.c (lower_gimple_return): Likewise.
5572 (lower_builtin_setjmp): Likewise.
5574 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5576 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5577 is constant 0, turn into static const data member initialized to false.
5578 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5579 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5581 2019-03-26 Jason Merrill <jason@redhat.com>
5582 Jakub Jelinek <jakub@redhat.com>
5584 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5586 (mem_alloc_description::release_object_overhead): Fix comment typos.
5587 * hash-table.h (hash_table::~hash_table): Call
5588 release_instance_overhead only if m_entries is non-NULL, otherwise
5589 call unregister_descriptor.
5591 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5593 PR tree-optimization/81740
5594 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5595 In case of outer loop vectorization, check for backward dependence
5596 at the inner loop if outer loop dependence is reversed.
5598 2019-03-26 Alan Modra <amodra@gmail.com>
5600 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5601 rs6000_vector_mem init. Correct wI and wJ comment.
5603 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5605 PR rtl-optimization/88347
5606 PR rtl-optimization/88423
5607 * sched-deps.c (sched_analyze_insn): Take into account that for
5608 tablejumps the barrier appears after a label and a jump_table_data.
5610 2019-03-25 Martin Sebor <msebor@redhat.com>
5613 * c-common.c (check_user_alignment): Rename local. Correct maximum
5614 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5615 convert it to UHWI when it fits.
5617 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5620 * dwarf2out.c (premark_used_variables): New function.
5621 (prune_unused_types_walk): Do not mark not premarked external
5623 (prune_unused_types): Call premark_used_variables.
5625 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5627 PR rtl-optimization/89676
5628 * lra-constraints.c (curr_insn_transform): Do match reload for
5629 early clobbers when the match was successful only for different
5632 2019-03-25 Martin Sebor <msebor@redhat.com>
5634 * doc/extend.texi (Common Type Attributes): Document vector_size.
5635 (Common Variable Attributes): Mention size constraint. Correct
5637 (Vector Extensions): Use @dfn when defining bas type. Clarify
5638 base type and size constraints.
5640 2019-03-25 Richard Biener <rguenther@suse.de>
5642 PR tree-optimization/89789
5643 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5644 changes from non-undefined back to undefined.
5646 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5648 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5649 heap string and a gc string, but since this variable is unknown to
5650 ggc the gc string might get reused and corrupted. Fixed by always
5651 using a heap string.
5653 2019-03-25 Richard Biener <rguenther@suse.de>
5655 PR tree-optimization/89779
5656 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5657 to remove IV defs, delay actual removal.
5658 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5659 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5660 very end, properly also reset loop control IV information.
5662 2019-03-25 Richard Biener <rguenther@suse.de>
5664 PR tree-optimization/89802
5665 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5666 move EH data to folded stmt.
5668 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5670 * config/s390/s390-builtin-types.def: Remove few unused types and
5671 fix sort order for others.
5673 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5675 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5676 expected and found types with -mdebug during builtin matching.
5678 2019-03-25 Richard Biener <rguenther@suse.de>
5681 * fold-const.c (operand_equal_p): Revert last change with
5684 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5686 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5687 notes for the result of the __tls_get_addr calls.
5688 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5690 2019-03-24 Jeff Law <law@redhat.com>
5692 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5694 PR rtl-optimization/87761
5695 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5696 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5698 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5699 rescans. Reprocess blocks as needed, calling df_analyze before
5700 reprocessing. Always call df_analyze before fixing up debug bind
5703 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5705 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5708 2019-03-22 Andrew Pinski <apinski@marvell.com>
5710 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5711 attrribute for uxtw.
5713 2019-03-26 Jeff Law <law@redhat.com>
5715 PR rtl-optimization/87761
5716 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5717 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5718 (mips_split_move): Accept new INSN argument. Try to forward SRC
5719 into the next instruction.
5720 (mips_split_move_insn): Pass INSN through to mips_split_move.
5722 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5724 PR rtl-optimization/89676
5725 * lra-constraints.c (curr_insn_transform): Do match reload for
5726 early clobbers even if the match was successful.
5728 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5731 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5733 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5735 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5737 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5739 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5740 <avx512>_fmsub_<mode>_mask3<round_name>,
5741 <avx512>_fnmadd_<mode>_mask3<round_name>,
5742 <avx512>_fnmsub_<mode>_mask3<round_name>,
5743 avx512f_vmfmadd_<mode>_mask3<round_name>,
5744 avx512f_vmfmsub_<mode>_mask3<round_name>,
5745 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5746 instead of register_operand and %v instead of v for match_operand 1.
5747 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5748 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5749 <round_nimm_predicate> instead of register_operand and %v instead of v
5750 for match_operand 1.
5752 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5753 <avx512>_fmadd_<mode>_mask3<round_name>,
5754 <avx512>_fmsub_<mode>_mask<round_name>,
5755 <avx512>_fmsub_<mode>_mask3<round_name>,
5756 <avx512>_fnmadd_<mode>_mask<round_name>,
5757 <avx512>_fnmadd_<mode>_mask3<round_name>,
5758 <avx512>_fnmsub_<mode>_mask<round_name>,
5759 <avx512>_fnmsub_<mode>_mask3<round_name>,
5760 <avx512>_fmaddsub_<mode>_mask<round_name>,
5761 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5762 <avx512>_fmsubadd_<mode>_mask<round_name>,
5763 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5764 <round_nimm_predicate> instead of nonimmediate_operand.
5765 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5766 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5767 Use register_operand instead of <round_nimm_predicate> for the
5768 operand that needs to match output.
5769 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5770 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5771 Likewise. Formatting fixes.
5774 * config/i386/i386.c (enum ix86_builtins): Remove
5775 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5776 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5777 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5778 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5779 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5780 __builtin_ia32_vfmsubss3_mask3): New builtins.
5781 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5782 avx512f_vmfmadd_<mode>_mask3<round_name>,
5783 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5784 *avx512f_vmfmsub_<mode>_mask<round_name>,
5785 avx512f_vmfmsub_<mode>_mask3<round_name>,
5786 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5787 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5788 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5789 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5790 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5791 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5792 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5793 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5794 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5795 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5796 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5797 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5798 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5799 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5800 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5801 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5802 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5803 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5804 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5805 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5806 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5807 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5808 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5809 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5810 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5811 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5812 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5813 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5815 2019-03-21 Martin Sebor <msebor@redhat.com>
5817 PR tree-optimization/89350
5818 * builtins.c (compute_objsize): Also ignore offsets whose upper
5820 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5821 (builtin_memref::builtin_memref): Initialize new member.
5822 Allow EXPR to be null.
5823 (builtin_memref::extend_offset_range): Replace local with a member.
5824 Avoid assuming pointer offsets are unsigned.
5825 (builtin_memref::set_base_and_offset): Determine base object
5826 before computing offset range.
5827 (builtin_access::builtin_access): Handle memset.
5828 (builtin_access::generic_overlap): Replace local with a member.
5829 (builtin_access::strcat_overlap): Same.
5830 (builtin_access::overlap): Same.
5831 (maybe_diag_overlap): Same.
5832 (maybe_diag_access_bounds): Same.
5833 (wrestrict_dom_walker::check_call): Handle memset.
5834 (check_bounds_or_overlap): Same.
5836 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5837 Jakub Jelinek <jakub@redhat.com>
5840 * tree.c (fld_type_variant, fld_incomplete_type_of,
5841 fld_process_array_type): Call fld->pset.add and don't call
5842 add_tree_to_fld_list if it returns true.
5843 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5844 non-marked types from TYPE_NEXT_VARIANT list.
5845 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5847 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5849 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5850 to false, if true, don't alloc_entries during construction, but defer
5851 it to the first method that needs m_entries allocated.
5852 (hash_table::hash_table, hash_table::~hash_table,
5853 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5854 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5855 hash_table::clear_slot, hash_table::traverse_noresize,
5856 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5857 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5859 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5860 NO_INSERT instead of find_with_hash.
5861 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5862 hash_set::m_table): Add Lazy to template params of hash_table.
5863 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5864 * attribs.c (test_attribute_exclusions): Likewise.
5865 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5866 hash_set. Add tests for hash_set with Lazy = true.
5868 2019-03-21 Richard Biener <rguenther@suse.de>
5870 PR tree-optimization/89779
5871 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5872 checks with respect to released SSA names now having error_mark_node
5874 * fold-const.c (operand_equal_p): Likewise.
5876 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5879 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5881 (s390_optimize_register_info): Use global_not_special_regno_p to
5882 check for global regs.
5884 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5887 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5888 update this_alternative nor this_alternative_set.
5890 2019-03-19 Jim Wilson <jimw@sifive.com>
5893 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5894 align, size, offset. Use them to handle a BLKmode reference. Update
5896 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5898 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5900 PR rtl-optimization/89768
5901 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5903 (unroll_loop_runtime_iterations): Likewise.
5905 2019-03-19 Martin Sebor <msebor@redhat.com>
5907 PR tree-optimization/89644
5908 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5909 rather than endptr as an indicator of nul-termination.
5911 PR tree-optimization/89644
5912 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5913 arrays in determining sequence sizes in strncpy and stpncpy.
5915 2019-03-19 Martin Liska <mliska@suse.cz>
5918 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5919 unlikely_edges if there's an edge that belongs to both these sets.
5921 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5924 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5925 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5926 go via a stack temporary.
5928 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5931 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5932 instead of gen_rtx_SUBREG.
5933 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5935 2019-03-19 Richard Biener <rguenther@suse.de>
5938 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5940 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5944 * tree.c (free_lang_data_in_decl): Do not free context of C++
5947 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5950 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5951 subs for the first alternative except when operands[3] is 1.
5954 * gimplify.c (gimplify_asm_expr): For output argument with
5955 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5958 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5960 PR rtl-optimization/89753
5961 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5962 explicit unrolling factor even more robust.
5964 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5967 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5968 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5969 signed zeros, do another copysign after the compensation.
5971 2019-03-18 Martin Sebor <msebor@redhat.com>
5973 PR tree-optimization/89720
5974 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5975 more conservatively, the same as anti-range.
5977 2019-03-18 Richard Biener <rguenther@suse.de>
5980 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5981 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5982 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5983 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5985 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5987 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5988 Extend queue to 1024 entries.
5989 Add "consumed" field.
5990 (gomp_print_output): Remove print_index parameter.
5991 Add final parameter.
5992 Change limit to unsigned.
5993 Use consumed field to implement circular buffer.
5994 Detect interrupted print in final pass.
5995 Flush output at the end.
5996 (run): Update gomp_print_output usage.
5997 (main): Initialize kernargs->output_data.consumed.
5999 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
6001 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
6002 calculation of the minimum number of scalar iterations for
6003 fully-predicated loops.
6005 2019-03-18 Martin Jambor <mjambor@suse.cz>
6007 PR tree-optimization/89546
6008 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
6009 any propagation to its children took place.
6011 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
6014 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
6015 parameter, and make use of it.
6016 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
6018 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6020 * config/arc/arc.opt (mcode-density-frame): Get the inital value
6021 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
6022 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6023 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6024 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
6025 match what the ops is doing.
6026 (push_multi_fp_blink): Likewise.
6027 * config/arc/arc.c (arc_override_options): Enable enter/leave when
6028 compiling for size and elf target.
6029 (arc_save_callee_enter): Adjust note to match what enter/leave
6032 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6034 * config/arc/arc.md (tst_movb): Fix constraint.
6036 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6038 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
6040 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6042 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
6043 * config/arc/arc.c (arc_conditional_register_usage): Remove all
6044 reg_alloc_order references.
6045 (size_alloc_order): Define.
6046 (arc_adjust_reg_alloc_order): New function.
6047 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
6049 (ADJUST_REG_ALLOC_ORDER): Define.
6050 (HONOR_REG_ALLOC_ORDER): Likewise.
6052 2019-03-18 Richard Biener <rguenther@suse.de>
6055 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
6056 loads and stores a bit more.
6058 2019-03-18 Richard Biener <rguenther@suse.de>
6061 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
6062 load pessimization to stores as well.
6064 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
6067 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
6068 successor, use NULL as its av set.
6070 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6072 PR rtl-optimization/89721
6073 * lra-constraints (invariant_p): Return false if side_effects_p holds.
6075 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
6078 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6079 When handling vec_extract, use modular arithmetic to allow
6080 constant selectors greater than vector length.
6081 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
6082 V1TImode vectors to have constant selector values greater than 0.
6083 Use modular arithmetic to compute vector index.
6084 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
6085 index for in-memory vectors. Correct code generation for
6086 in-register vectors.
6087 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
6090 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
6094 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
6097 2019-03-15 Jakub Jelinek <jakub@redhat.com>
6100 * tree.c (inchash::add_expr): Strip any location wrappers.
6101 * fold-const.c (operand_equal_p): Move stripping of location wrapper
6102 after hash verification.
6105 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
6106 SIGN_EXTEND and ZERO_EXTEND.
6108 2019-03-14 Jason Merrill <jason@redhat.com>
6109 Jakub Jelinek <jakub@redhat.com>
6111 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
6112 than if is_empty (*slot).
6113 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
6114 existing elt and for elt removal.
6115 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
6116 of already removed elt.
6118 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
6121 * config/i386/i386.c (remove_partial_avx_dependency): Handle
6124 2019-03-14 Martin Liska <mliska@suse.cz>
6127 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
6129 2019-03-14 Richard Biener <rguenther@suse.de>
6132 * config/i386/i386.c (make_resolver_func): Properly set
6133 DECL_CONTEXT on the RESULT_DECL.
6134 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
6136 2019-03-14 Richard Biener <rguenther@suse.de>
6138 * gimple-pretty-print.c: Include cfgloop.h.
6139 (dump_gimple_phi): Adjust.
6140 (dump_gimple_bb_header): Dump loop header for GIMPLE.
6141 (pp_cfg_jump): Adjust.
6142 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
6143 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
6144 (lower_phi_internal_fn): Remove.
6145 (verify_gimple_call): Remove IFN_PHI special-casing.
6146 (dump_function_to_file): Dump IL state.
6147 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
6148 done to deal with PHI nodes being present in non-SSA state.
6150 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6153 * multiple_target.c (create_dispatcher_calls): Change
6154 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
6155 In the node->iterate_referring loop, push *ref rather than ref, call
6156 ref->remove_reference () and always pass 0 to iterate_referring.
6158 PR rtl-optimization/89679
6159 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
6160 would contain a paradoxical SUBREG.
6162 2019-03-14 Richard Biener <rguenther@suse.de>
6164 PR tree-optimization/89710
6165 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
6168 2019-03-14 Martin Liska <mliska@suse.cz>
6170 * coverage.c (coverage_begin_function): Stream also
6172 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
6173 documentation about function declaration location.
6174 * gcov-dump.c (tag_function): Print whole range
6175 of function declaration.
6176 * gcov.c (struct function_info): Add end_column field.
6177 (function_info::function_info): Initialize it.
6178 (output_json_intermediate_file): Output {start,end}_column
6180 (read_graph_file): Read end_column.
6182 2019-03-14 Richard Biener <rguenther@suse.de>
6185 * fold-const.c (operand_equal_p): For INDIRECT_REF check
6186 that the access types are similar.
6188 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6190 PR tree-optimization/89703
6191 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
6192 aren't compatible also with builtin_decl_explicit. Check pure
6193 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
6194 and BUILT_IN_STPNCPY{,_CHK}.
6196 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
6199 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
6200 addr32 prefix to VSIB address for X32.
6201 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
6203 (*avx512pf_gatherpf<mode>df_mask): Likewise.
6204 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
6205 (*avx512pf_scatterpf<mode>df_mask): Likewise.
6206 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
6207 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
6208 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
6209 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
6210 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
6211 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
6212 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
6213 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
6214 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
6215 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
6216 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
6217 (*avx512f_scatterdi<mode>): Likewise.
6219 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
6222 * lra-constraints.c (inherit_in_ebb): Update
6223 potential_reload_hard_regs along with live_hard_regs.
6225 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6228 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
6230 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
6232 2019-03-13 Martin Sebor <msebor@redhat.com>
6234 PR tree-optimization/89662
6235 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
6238 2019-03-13 Richard Biener <rguenther@suse.de>
6241 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
6242 throw FP expressions at tree-affine.
6244 2019-03-14 Richard Biener <rguenther@suse.de>
6246 * tree-pretty-print.c (dump_generic_node): For -gimple properly
6247 dump negative integer constants using _Literal (type) -num.
6249 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6251 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
6252 nonlocal_value member.
6255 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
6256 (ipa_simd_modify_function_body): Handle PHIs.
6258 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6260 * config/s390/s390.c (s390_option_override_internal): Use more
6261 aggressive inlining parameters.
6263 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6265 * config/s390/3906.md: New file.
6266 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6267 (LONGRUNNING_THRESHOLD): Remove.
6268 (MAX_SCHED_MIX_SCORE): Decrease.
6269 (MAX_SCHED_MIX_DISTANCE): Decrease.
6270 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
6271 (struct s390_sched_state): New struct to hold scheduling state.
6272 (S390_SCHED_STATE_NORMAL): Remove.
6273 (S390_SCHED_STATE_CRACKED): Remove.
6274 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
6275 (s390_get_sched_attrmask): Use new attribute.
6276 (s390_get_unit_mask): Use new units.
6277 (s390_is_fpd): New function.
6278 (s390_is_fxd): New function.
6279 (s390_is_longrunning): New function.
6280 (s390_sched_score): Use new functions.
6281 (s390_sched_reorder): Likewise.
6282 (s390_sched_variable_issue): Rework and use new functions.
6283 (s390_sched_init): Use new functions.
6284 * config/s390/s390.h (s390_tune_attr): Add z14.
6285 * config/s390/s390.md: Add z14.
6287 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6289 * config/s390/2964.md: Update pipeline description.
6290 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6291 (LONGRUNNING_THRESHOLD): Remove.
6292 (LATENCY_FACTOR): Remove.
6293 (s390_get_unit_mask): Add unit.
6294 (s390_sched_score): Use fxd/fpd.
6295 (s390_sched_variable_issue): Use fxd/fpd.
6297 2019-03-12 Martin Liska <mliska@suse.cz>
6299 * config/i386/i386.c: Reword an error message.
6301 2019-03-12 Martin Jambor <mjambor@suse.cz>
6303 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
6304 terminate with newline.
6306 2019-03-12 Jakub Jelinek <jakub@redhat.com>
6309 * config/s390/s390.md (tabort): Use %wd instead of
6310 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
6311 letters and periods.
6312 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
6313 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
6317 * builtins.c (expand_builtin_int_roundingfn,
6318 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
6319 gcc_unreachable if validate_arglist fails.
6321 2019-03-12 Richard Biener <rguenther@suse.de>
6323 PR tree-optimization/89664
6324 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
6325 free the occurance tree after the early out.
6327 2019-03-11 Jakub Jelinek <jakub@redhat.com>
6331 * vr-values.c (vr_values::update_value_range): If
6332 old_vr->varying_p (), don't update it, make new_vr also VARYING
6335 2019-03-11 Martin Liska <mliska@suse.cz>
6337 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6338 Fix double string quoting.
6340 2019-03-11 Martin Liska <mliska@suse.cz>
6342 * collect-utils.c (collect_wait): Wrap apostrophes
6343 in gcc internal format with %'.
6344 * collect2.c (main): Likewise.
6345 (scan_prog_file): Likewise.
6346 (scan_libraries): Likewise.
6347 * config/i386/i386.c (ix86_expand_call): Likewise.
6348 (ix86_handle_interrupt_attribute): Likewise.
6349 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
6350 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
6351 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
6352 * lto-wrapper.c (find_crtoffloadtable): Likewise.
6353 * symtab.c (symtab_node::verify_base): Likewise.
6354 * tree-cfg.c (verify_gimple_label): Likewise.
6355 * tree.c (verify_type_variant): Likewise.
6357 2019-03-11 Martin Liska <mliska@suse.cz>
6359 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
6360 in a string format message and fix GNU coding style.
6361 (expand_builtin_set_thread_pointer): Likewise.
6362 * common/config/aarch64/aarch64-common.c
6363 (aarch64_rewrite_selected_cpu): Likewise.
6364 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
6365 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
6366 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
6367 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
6368 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
6369 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
6370 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
6371 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
6372 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
6373 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
6375 * common/config/riscv/riscv-common.c
6376 (riscv_subset_list::parsing_subset_version): Likewise.
6377 (riscv_subset_list::parse_std_ext): Likewise.
6378 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6379 (riscv_subset_list::parse): Likewise.
6380 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
6381 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
6382 (aarch64_override_options_internal): Likewise.
6383 (aarch64_validate_mcpu): Likewise.
6384 (aarch64_validate_march): Likewise.
6385 (aarch64_validate_mtune): Likewise.
6386 (aarch64_override_options): Likewise.
6387 * config/alpha/alpha.c (alpha_option_override): Likewise.
6388 * config/arc/arc.c (arc_init): Likewise.
6389 (parse_mrgf_banked_regs_option): Likewise.
6390 (arc_override_options): Likewise.
6391 (arc_expand_builtin_aligned): Likewise.
6392 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
6393 (arm_expand_builtin): Likewise.
6394 * config/arm/arm.c (arm_option_check_internal): Likewise.
6395 (arm_configure_build_target): Likewise.
6396 (arm_option_override): Likewise.
6397 (arm_options_perform_arch_sanity_checks): Likewise.
6398 (arm_handle_cmse_nonsecure_entry): Likewise.
6399 (arm_handle_cmse_nonsecure_call): Likewise.
6400 (arm_tls_referenced_p): Likewise.
6401 (thumb1_expand_prologue): Likewise.
6402 * config/avr/avr.c (avr_option_override): Likewise.
6403 * config/bfin/bfin.c (bfin_option_override): Likewise.
6404 * config/c6x/c6x.c (c6x_option_override): Likewise.
6405 * config/cr16/cr16.c (cr16_override_options): Likewise.
6406 * config/cris/cris.c (cris_option_override): Likewise.
6407 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6408 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6409 * config/darwin.c (darwin_override_options): Likewise.
6410 * config/frv/frv.c (frv_expand_builtin): Likewise.
6411 * config/h8300/h8300.c (h8300_option_override): Likewise.
6412 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6413 (ix86_option_override_internal): Likewise.
6414 (warn_once_call_ms2sysv_xlogues): Likewise.
6415 (ix86_expand_prologue): Likewise.
6416 (split_stack_prologue_scratch_regno): Likewise.
6417 (ix86_warn_parameter_passing_abi): Likewise.
6418 * config/ia64/ia64.c (fix_range): Likewise.
6419 * config/m68k/m68k.c (m68k_option_override): Likewise.
6420 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6421 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6422 (mips_set_compression_mode): Likewise.
6423 * config/mmix/mmix.c (mmix_option_override): Likewise.
6424 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6425 * config/msp430/msp430.c (msp430_option_override): Likewise.
6426 * config/nds32/nds32.c (nds32_option_override): Likewise.
6427 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6428 (nios2_option_override): Likewise.
6429 (nios2_expand_custom_builtin): Likewise.
6430 * config/nvptx/mkoffload.c (main): Likewise.
6431 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6432 * config/pa/pa.c (fix_range): Likewise.
6433 (pa_option_override): Likewise.
6434 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6435 (riscv_option_override): Likewise.
6436 * config/rl78/rl78.c (rl78_option_override): Likewise.
6437 * config/rs6000/aix61.h: Likewise.
6438 * config/rs6000/aix71.h: Likewise.
6439 * config/rs6000/aix72.h: Likewise.
6440 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6441 * config/rs6000/freebsd64.h: Likewise.
6442 * config/rs6000/linux64.h: Likewise.
6443 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6444 (rs6000_expand_zeroop_builtin): Likewise.
6445 (rs6000_expand_mtfsb_builtin): Likewise.
6446 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6447 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6448 (rs6000_invalid_builtin): Likewise.
6449 (rs6000_expand_split_stack_prologue): Likewise.
6450 * config/rs6000/rtems.h: Likewise.
6451 * config/rx/rx.c (valid_psw_flag): Likewise.
6452 (rx_expand_builtin): Likewise.
6453 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6454 * config/s390/s390.c (s390_expand_builtin): Likewise.
6455 (s390_function_profiler): Likewise.
6456 (s390_option_override_internal): Likewise.
6457 (s390_option_override): Likewise.
6458 * config/sh/sh.c (sh_option_override): Likewise.
6459 (sh_builtin_saveregs): Likewise.
6460 (sh_fix_range): Likewise.
6461 * config/sh/vxworks.h: Likewise.
6462 * config/sparc/sparc.c (sparc_option_override): Likewise.
6463 * config/spu/spu.c (spu_option_override): Likewise.
6464 (fix_range): Likewise.
6465 * config/visium/visium.c (visium_option_override): Likewise.
6466 (visium_handle_interrupt_attr): Likewise.
6467 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6468 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6469 (dbg_cnt_process_opt): Likewise.
6470 * dwarf2out.c (output_dwarf_version): Likewise.
6471 * except.c (expand_eh_return): Likewise.
6472 * gcc.c (defined): Likewise.
6473 (driver_handle_option): Likewise.
6474 (process_command): Likewise.
6475 (compare_files): Likewise.
6476 (driver::prepare_infiles): Likewise.
6477 (driver::do_spec_on_infiles): Likewise.
6478 (driver::maybe_run_linker): Likewise.
6479 * omp-offload.c (oacc_parse_default_dims): Likewise.
6480 * opts-global.c (handle_common_deferred_options): Likewise.
6481 * opts.c (parse_sanitizer_options): Likewise.
6482 (common_handle_option): Likewise.
6483 (enable_warning_as_error): Likewise.
6484 * passes.c (enable_disable_pass): Likewise.
6485 * plugin.c (parse_plugin_arg_opt): Likewise.
6486 (default_plugin_dir_name): Likewise.
6487 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6488 (default_pch_valid_p): Likewise.
6489 * toplev.c (init_asm_output): Likewise.
6490 (process_options): Likewise.
6491 (toplev::run_self_tests): Likewise.
6492 * tree-cfg.c (verify_gimple_call): Likewise.
6493 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6494 (tree_inlinable_function_p): Likewise.
6495 * var-tracking.c (vt_find_locations): Likewise.
6497 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6499 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6500 only on the else branch.
6502 2019-03-11 Martin Liska <mliska@suse.cz>
6504 * gcov.c (output_intermediate_json_line): Print function
6506 (output_json_intermediate_file): Add new argument.
6507 * doc/gcov.texi: Document the change.
6509 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6511 PR rtl-optimization/89588
6512 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6513 explicit unrolling factor more robust.
6515 2019-03-11 Richard Biener <rguenther@suse.de>
6517 PR tree-optimization/89649
6518 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6519 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6520 on the prolog and epilog loops.
6521 (vect_loop_versioning): Return copy of loop.
6522 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6523 on the non-vectorized version of the loop.
6525 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6528 * config/i386/sse.md (*vec_extractv2di_0_sse):
6529 Add (=r,x) alternative and corresponding splitter.
6531 2019-03-10 Martin Jambor <mjambor@suse.cz>
6533 PR tree-optimization/85762
6534 PR tree-optimization/87008
6535 PR tree-optimization/85459
6536 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6537 it points to if there is a type changing MEM_REF. Adjust all callers.
6538 (build_accesses_from_assign): Disable total scalarization if
6539 contains_vce_or_bfcref_p returns true through the new parameter, for
6542 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6545 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6546 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6549 * common.opt (fdiagnostics-show-labels,
6550 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6551 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6552 gas-locview-support, ginline-points, ginternal-reset-location-views):
6553 Terminate description text with a dot.
6554 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6555 * config/mcore/mcore.opt (m210, m340): Likewise.
6556 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6557 mnops=): Start description text with a capital letter.
6558 * config/arc/arc.opt (msize-level=): Likewise.
6559 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6560 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6562 * config/ft32/ft32.opt (msim): Likewise.
6563 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6564 (mnodiv, mnopm): Terminate description text with a dot.
6565 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6567 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6569 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6572 PR rtl-optimization/89634
6573 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6574 are modified in BB_END (e->src) instruction.
6576 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6579 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6580 messages more amenable to translation, and improve wording.
6582 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6584 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6585 ud- and du-chains between phases.
6587 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6590 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6591 instead of POLY_INT_CST.
6593 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6595 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6598 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6603 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6604 (_mm_storeu_si64): Ditto.
6606 2019-03-08 Martin Liska <mliska@suse.cz>
6609 * config/i386/i386.c (ix86_option_override_internal): Disable
6610 jump tables when retpolines are used.
6612 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6615 * ipa-split.c (execute_split_functions): Do not split
6616 'noinline' or 'section' function.
6618 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6621 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6622 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6623 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6626 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6627 from diagnostics. Formatting fixes.
6630 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6631 warn_odr diagnostics.
6634 * lra-constraints.c (process_alt_operands): Avoid one space before
6635 " at the end of line and another after " on another line in a string
6637 * attribs.c (handle_dll_attribute): Likewise.
6638 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6640 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6641 warning_at or inform messages in G_() if there is no ?:.
6643 PR tree-optimization/89550
6644 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6645 returned true. Formatting fixes.
6646 (expand_builtin_strnlen): Formatting fixes.
6647 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6648 if warning_at returned true.
6649 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6651 2019-03-08 Richard Biener <rguenther@suse.de>
6654 * cfgloop.h (struct loop): Add owned_clique field.
6655 * cfgloopmanip.c (copy_loop_info): Copy it.
6656 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6658 * tree-inline.c (copy_loops): Remap owned_clique.
6659 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6660 * lto-streamer-out.c (output_cfg): Likewise.
6662 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6665 * config/darwin.c: Include intl.h.
6666 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6667 composing the message out of two separate parts.
6669 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6672 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6673 doesn't start with a capital letter and doesn't end with a dot.
6674 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6675 with a capital letter.
6676 (ix86_mangle_function_version_assembler_name): Likewise.
6677 (ix86_generate_version_dispatcher_body): Likewise.
6678 (fold_builtin_cpu): Likewise.
6679 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6680 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6681 translators, wrap full type name in %qs.
6683 PR translation/79999
6684 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6685 depend clause with source (or sink) modifier.
6686 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6689 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6690 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6691 (avx512f_load<mode>_mask): New define_expand.
6692 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6693 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6694 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6695 __builtin_ia32_movess_mask): New builtins.
6696 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6697 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6698 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6699 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6701 2019-03-07 Martin Jambor <mjambor@suse.cz>
6704 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6705 for extern inline functions.
6707 2019-03-07 Martin Jambor <mjambor@suse.cz>
6710 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6711 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6712 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6713 have multiple callees. At the end check if declarations match as
6714 opposed to cgraph_nodes.
6716 2019-03-07 Martin Liska <mliska@suse.cz>
6718 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6719 which is equivalent to searching for this in clones chain.
6720 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6721 names with a neighbour and special case first node in a chain.
6723 2019-01-25 Jason Merrill <jason@redhat.com>
6725 PR c++/80916 - spurious "static but not defined" warning.
6726 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6727 for an internal symbol with DECL_EXTERNAL.
6729 2019-04-07 Richard Biener <rguenther@suse.de>
6732 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6733 * tree-inline.c (copy_loops): Simplify.
6735 2019-03-07 Martin Liska <mliska@suse.cz>
6737 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6739 2019-03-07 Richard Biener <rguenther@suse.de>
6741 PR tree-optimization/89595
6742 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6743 stmt iterator as reference, take boolean output parameter to
6744 indicate whether the stmt was removed and thus the iterator
6746 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6747 stmts created by folding.
6749 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6752 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6755 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6757 PR rtl-optimization/88845
6758 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6760 * lra.c (remove_scratches_1): New function.
6761 (remove_scratches): Use it.
6762 (lra_emit_move): Likewise.
6764 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6766 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6767 unaligned_access variable.
6768 * config/arc/arc.c (arc_override_options): Set unaligned access
6769 default on for HS CPUs.
6770 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6772 2019-03-06 Martin Liska <mliska@suse.cz>
6774 PR gcov-profile/89577
6775 * doc/gcov.texi: Prefer to use --coverage.
6776 * doc/sourcebuild.texi: Likewise.
6778 2019-03-02 Jason Merrill <jason@redhat.com>
6780 PR c++/86485 - -Wmaybe-unused with empty class ?:
6781 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6783 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6786 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6790 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6791 exactly one argument.
6793 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6794 Richard Sandiford <richard.sandiford@arm.com>
6796 PR tree-optimization/89570
6797 * match.pd (vec_cond into cond_op simplification): Don't use
6798 get_conditional_internal_fn, use as_internal_fn (cond_op).
6800 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6803 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6804 to decide when to split off a non-zero offset from a symbol.
6805 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6806 in function symbols.
6808 2019-03-05 Richard Biener <rguenther@suse.de>
6810 PR tree-optimization/89594
6811 * tree-if-conv.c (pass_if_conversion::execute): Handle
6812 case where .LOOP_VECTORIZED_FUNCTION was removed.
6814 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6817 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6818 instead alloca it only when needed with the needed size.
6820 PR tree-optimization/89570
6821 * match.pd (vec_cond into cond_op simplification): Guard with
6822 vectorized_internal_fn_supported_p test and #if GIMPLE.
6824 PR tree-optimization/89566
6825 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6826 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6827 Punt if get_user_idx_format succeeds, but idx_format argument is
6828 not provided or doesn't have pointer type, or if idx_args is above
6829 number of provided arguments.
6831 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6833 PR tree-optimization/89437
6834 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6836 2019-03-04 Richard Biener <rguenther@suse.de>
6839 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6842 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6844 PR tree-optimization/89487
6845 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6846 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6847 (distribute_loop): Don't do runtime alias check if there is non-
6848 addressable data reference.
6849 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6850 is a register variable.
6852 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6855 * config/arm/arm.md (cmpsi2_addneg): Use
6856 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6857 If operands[2] is 0 or INT_MIN, force use of subs.
6858 (*compare_scc splitter): Use gen_int_mode.
6859 (*negscc): Likewise.
6860 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6862 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6863 Monk Chiang <sh.chiang04@gmail.com>
6865 * common/config/riscv/riscv-common.c: Include sstream.
6866 (riscv_subset_list::to_string): New.
6867 (riscv_arch_str): Likewise.
6868 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6870 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6871 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6872 (riscv_emit_attribute): New.
6873 (riscv_file_start): Emit attribute if needed.
6874 (riscv_option_override): Init riscv_emit_attribute_p.
6875 * config/riscv/riscv.opt (mriscv-attribute): New option.
6876 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6878 * doc/install.texi: Document --with-riscv-attribute.
6879 * doc/invoke.texi: Document -mriscv-attribute.
6881 * common/config/riscv/riscv-common.c:
6882 Include config/riscv/riscv-protos.h.
6883 (INCLUDE_STRING): Defined.
6884 (RISCV_DONT_CARE_VERSION): Defined.
6885 (riscv_subset_t): Declare.
6886 (riscv_subset_t::riscv_subset_t): New.
6887 (riscv_subset_list): Declare.
6888 (riscv_subset_list::riscv_subset_list): New.
6889 (riscv_subset_list::~riscv_subset_list): Likewise.
6890 (riscv_subset_list::parsing_subset_version): Likewise.
6891 (riscv_subset_list::parse_std_ext): Likewise.
6892 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6893 (riscv_subset_list::add): Likewise.
6894 (riscv_subset_list::lookup): Likewise.
6895 (riscv_subset_list::xlen): Likewise.
6896 (riscv_subset_list::parse): Likewise.
6897 (riscv_supported_std_ext): Likewise.
6898 (current_subset_list): Likewise.
6899 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6902 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6904 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6905 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6906 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6908 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6910 PR rtl-optimization/85899
6911 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6912 fallthru edges leading to the exit block.
6914 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6917 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6918 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6920 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6922 PR tree-optimization/89535
6923 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6924 for each operand. Calculate the fallback choice for mask operands
6925 and pass it to vect_get_vec_def_for_operand.
6927 2019-03-01 Richard Biener <rguenther@suse.de>
6930 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6931 get virtual operands.
6932 (get_expr_operands): Handle CONST_DECL like other decls.
6934 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6937 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6938 on DECL_P and EXPR_P.
6940 2019-03-01 Richard Biener <rguenther@suse.de>
6943 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6944 argument, defaulted to zero.
6945 * passes.c (execute_function_todo): Pass down SSA update flags
6946 to cleanup_tree_cfg.
6947 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6948 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6950 (cleanup_tree_cfg): Get and pass down SSA update flags.
6952 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6955 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6956 early_lto_debug argument.
6958 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6960 PR tree-optimization/89536
6961 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6962 only whether bit #0 of the value is 0 instead of the entire value.
6964 2019-02-28 Marek Polacek <polacek@redhat.com>
6966 PR c++/87068 - missing diagnostic with fallthrough statement.
6967 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6968 at the end of a seq, save its location to walk_stmt_info.
6969 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6972 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6975 * tree.c (find_atomic_core_type): Move ahead in file.
6976 (check_base_type): Correctly compare alignments of atomic types.
6978 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6981 * config/i386/i386.c (get_builtin_code_for_version): Identify
6982 Westmere from PCLMUL, instead of AES.
6984 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6987 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6988 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6991 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6994 * config/aarch64/aarch64-option-extensions.def: Document it.
6995 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6998 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7001 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
7002 builtins if they don't have a single scalar floating point argument.
7005 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7007 PR rtl-optimization/89490
7008 * varasm.c (get_block_for_section): Bail out for mergeable sections.
7009 (default_use_anchors_for_symbol_p, output_object_block): Assert the
7010 block section is not mergeable.
7012 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7015 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
7016 old define_insn to ...
7017 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
7018 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
7019 Rename old define_insn to ...
7020 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
7021 (thumb2_casesi_internal_pic): New define_expand. Rename old
7023 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
7024 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
7025 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
7027 2019-02-27 Richard Biener <rguenther@suse.de>
7030 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
7032 2019-02-27 Richard Biener <rguenther@suse.de>
7034 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
7037 2019-02-27 Richard Biener <rguenther@suse.de>
7040 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
7041 parameter, prefix section name with .gnu.debuglto_ if true.
7042 (dwarf2out_finish): Pass false to output_comdat_type_unit.
7043 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
7045 2019-02-27 Richard Biener <rguenther@suse.de>
7048 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
7049 rather than on use_debug_types, doing what output_die does.
7050 (value_format): Likewise.
7052 2019-02-27 Martin Jambor <mjambor@suse.cz>
7053 Martin Sebor <msebor@redhat.com>
7055 * doc/invoke.texi (Warning Options): Reword description of
7056 -Wno-absolute-value.
7058 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7060 PR tree-optimization/89280
7061 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
7062 builtin_setjmp_setup_bb): New functions.
7063 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
7064 When visiting __builtin_setjmp_setup block, queue in special
7065 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
7066 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
7067 from visited after the loop if they don't have any visited successor
7070 2018-02-26 Steve Ellcey <sellcey@marvell.com>
7072 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
7074 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
7076 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7079 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
7080 with types other than sizetype/ssizetype.
7082 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7084 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
7085 (enum sparc_processor_type): ...this.
7086 (enum sparc_code_model_type): New enumeration type.
7087 (enum sparc_memory_model_type): Tweak comments.
7088 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
7090 (mcmodel): Use sparc_code_model enumeration and variable.
7091 (sparc_code_model): New enumeration.
7092 (mdebug): Add Undocumented marker.
7093 * config/sparc/sparc.h (enum cmodel): Delete.
7094 (sparc_cmodel): Likewise.
7095 (TARGET_CM_MEDLOW): Adjust to above renaming.
7096 (TARGET_CM_MEDMID): Likewise.
7097 (TARGET_CM_MEDANY): Likewise.
7098 (TARGET_CM_EMBMEDANY): Likewise.
7099 * config/sparc/sparc.c (sparc_cmodel): Delete.
7100 (sparc_option_override): Remove string/value mapping support for the
7101 code model. Move code and memory model support to after the handling
7102 of target flags. Do private machine setup last.
7103 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
7104 (sparc_legitimize_reload_address): Likewise.
7105 (sparc_output_mi_thunk): Likewise.
7106 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
7108 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7110 PR tree-optimization/89500
7111 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
7112 (handle_builtin_strlen): Remove noncst_bound variable. Always
7113 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
7114 cst if the first cst bytes starting at x are known to be non-zero,
7115 even if the string is not zero terminated. Don't try to modify
7116 *si for strnlen. Update strlen_to_stridx only for strlen or if
7117 we can prove strnlen returns the same value as strlen would.
7119 2019-02-26 Martin Liska <mliska@suse.cz>
7121 * alloc-pool.h (struct pool_usage): Remove extra
7123 * bitmap.h (struct bitmap_usage): Likewise.
7124 * ggc-common.c (struct ggc_usage): Likewise.
7125 * mem-stats.h (struct mem_usage): Likewise.
7126 (mem_alloc_description::dump): Print dash lines
7127 here and repeat header at the end of a table report.
7128 It's then more readable.
7129 * tree-phinodes.c (phinodes_print_statistics): Make
7130 horizontal alignment.
7131 * tree-ssanames.c (ssanames_print_statistics): Likewise.
7132 * vec.c (struct vec_usage): Remove extra print_dash_line.
7133 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
7135 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
7137 * doc/extend.texi (__builtin_object_size):
7138 Use @pxref instead of @xref inside parenthesis.
7139 (__builtin_has_attribute): Add missing comma after @xref.
7140 (__builtin_object_size): Ditto.
7141 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
7142 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
7145 2019-02-26 Jeff Law <law@redhat.com>
7147 PR rtl-optimization/87761
7148 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
7149 detect obviously dead insns and delete them.
7151 2019-02-26 Richard Biener <rguenther@suse.de>
7153 PR tree-optimization/89505
7154 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
7155 to handle restrict pointed-to vars with multiple subvars
7158 2019-02-26 Richard Biener <rguenther@suse.de>
7160 PR tree-optimization/89489
7161 * tree-parloops.c (create_loop_fn): Copy over last_clique.
7163 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7165 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
7166 and move around comment.
7167 <BIT_AND_EXPR>: Likewise.
7168 <BIT_NOT_EXPR>: Add specific handling for boolean types.
7170 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7173 * config/i386/i386.c (remove_partial_avx_dependency): Call
7174 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
7175 after changing possibly many instructions to use that pseudo. Fix up
7176 insertion of v4sf_const0 setter at the start of bb.
7178 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7181 * doc/extend.texi (Variadic Pointer Args): New section.
7183 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7184 Martin Sebor <msebor@gmail.com>
7186 * common.opt (Wattribute-alias): Likewise.
7187 * doc/invoke.texi (Option Summary): List general form of
7188 -Wattribute-alias=. List positive form of -Wmissing-attributes.
7189 (-Wmissing-attributes): Invert entry, rewrite and correct default.
7190 Add cross-references.
7191 (-Wattribute-alias): Rewrite and correct default. Mention
7192 considered attributes (same as for -Wmissing-attributes).
7194 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
7196 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
7197 (_mm_cvtpd_ps): Likewise.
7198 (_mm_cvttpd_epi32): Likewise.
7201 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
7202 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
7205 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
7207 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7210 * common/config/aarch64/aarch64-common.c
7211 (struct aarch64_option_extension): Add is_synthetic.
7212 (all_extensions): Use it.
7213 (TARGET_OPTION_INIT_STRUCT): Define hook.
7214 (struct gcc_targetm_common): Moved to end.
7215 (all_extensions_by_on): New.
7216 (opt_ext_cmp, typedef opt_ext): New.
7217 (aarch64_option_init_struct): New.
7218 (aarch64_contains_opt): New.
7219 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
7220 * config/aarch64/aarch64-option-extensions.def
7221 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
7222 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
7223 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
7224 Set is_synthetic to false.
7225 (crypto): Set is_synthetic to true.
7226 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
7229 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7231 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7232 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
7233 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7234 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
7235 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
7236 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
7237 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
7238 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
7240 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
7241 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7242 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
7243 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
7244 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
7245 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
7246 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
7247 vfmlsl_laneq_high_f16): ... To this.
7248 * config/arm/neon.md: Update comments.
7250 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7252 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7253 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
7254 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7255 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
7256 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
7257 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
7258 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
7259 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
7261 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
7262 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7263 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
7264 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
7265 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
7266 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
7267 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
7268 vfmlslq_laneq_high_f16): ... To this.
7270 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
7272 PR rtl-optimization/86096
7273 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
7274 comparing mw_order values.
7276 2019-02-25 Jakub Jelinek <jakub@redhat.com>
7279 * config/arm/arm.md (*subsi3_carryin_const): Use
7280 arm_neg_immediate_operand predicate instead of
7281 arm_not_immediate_operand, "L" constraint instead of "K" and
7282 print it using %n2 instead of %B2.
7283 (*subsi3_carryin_const0): New define_insn.
7284 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
7285 instead of arm_not_operand and "I" constraint instead of "K" and
7286 print it using %n3 instead of %B2. Instead of using match_dup 2 add
7287 another match_operand and in the condition check that it is negation
7289 (*subsi3_carryin_compare_const0): New define_ins.
7290 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
7291 *subsi3_carryin_const.
7292 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
7293 split into *subsi3_carryin_compare_const0 if the highpart is zero.
7296 * config/arm.vfp.md (*negdf2_vfp): Use
7297 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
7298 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
7300 2019-02-24 Jakub Jelinek <jakub@redhat.com>
7302 PR rtl-optimization/89445
7303 * simplify-rtx.c (simplify_ternary_operation): Don't use
7304 simplify_merge_mask on operands that may trap.
7305 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
7306 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
7307 second operand is CONST_VECTOR, check if any element could be zero.
7308 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
7309 their operands can trap.
7311 2019-02-23 Martin Sebor <msebor@redhat.com>
7313 * gimple-ssa-sprintf.c (target_strtol): Rename...
7314 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
7315 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
7316 check for range error.
7318 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
7321 * opts-common.c (prune_options): Also prune joined switches
7322 with Negative and RejectNegative.
7323 * config/i386/i386.opt (march=): Add Negative(march=).
7324 (mtune=): Add Negative(mtune=).
7325 * doc/options.texi: Document Negative used together with Joined
7328 2019-02-22 Martin Sebor <msebor@redhat.com>
7330 * doc/extend.texi (Other Builtins): Add
7331 __builtin_is_constant_evaluated.
7333 2019-02-22 Richard Biener <rguenther@suse.de>
7335 PR tree-optimization/87609
7336 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
7338 2019-02-22 Jeff Law <law@redhat.com>
7340 PR rtl-optimization/87761
7341 * config/mips/mips.md: Add new combiner pattern to recognize
7342 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
7344 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
7347 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
7348 destination register in peepholes generating patterns for ADDS/SUBS.
7349 (add<mode>3_compare0,
7350 *addsi3_compare0_uxtw, add<mode>3_compareC,
7351 add<mode>3_compareV_imm, add<mode>3_compareV,
7352 *adds_<optab><ALLX:mode>_<GPI:mode>,
7353 *subs_<optab><ALLX:mode>_<GPI:mode>,
7354 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
7355 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
7356 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
7357 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
7358 sub<mode>3_compare1): Allow stack pointer for source register.
7359 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
7361 2019-02-22 Martin Sebor <msebor@redhat.com>
7363 PR tree-optimization/88993
7364 PR tree-optimization/88853
7365 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
7367 (sprintf_dom_walker::call_info::is_string_func): New helper.
7368 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
7369 for formatted string functions.
7370 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
7372 2019-02-22 Martin Sebor <msebor@redhat.com>
7375 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
7376 unreachable subexpressions.
7378 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
7379 Hongtao Liu <hongtao.liu@intel.com>
7380 Sunil K Pandey <sunil.k.pandey@intel.com>
7383 * config/i386/i386-passes.def: Add
7384 pass_remove_partial_avx_dependency.
7385 * config/i386/i386-protos.h
7386 (make_pass_remove_partial_avx_dependency): New.
7387 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
7389 (pass_data_remove_partial_avx_dependency): New.
7390 (pass_remove_partial_avx_dependency): Likewise.
7391 (make_pass_remove_partial_avx_dependency): Likewise.
7392 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
7393 (*extendsfdf2): Add avx_partial_xmm_update.
7394 (truncdfsf2): Likewise.
7395 (*float<SWI48:mode><MODEF:mode>2): Likewise.
7396 (SF/DF conversion splitters): Disabled for TARGET_AVX.
7398 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
7401 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7404 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7407 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7408 (PTA_SKYLAKE): Add PTA_AES.
7409 (PTA_GOLDMONT): Likewise.
7411 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7413 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7414 instruction if enabled.
7415 (aarch64_override_options): Remove reference to return address key.
7417 2019-02-22 Richard Biener <rguenther@suse.de>
7419 PR tree-optimization/89440
7420 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7421 not necessary assert.
7423 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7426 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7427 (oacc_replace_fn_attrib_attr): ... this new function.
7428 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7429 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7431 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7433 * config/arm/arm-cpus.in (ares): Rename to...
7434 (neoverse-n1): ... This. Add ares as alias.
7435 * config/arm/arm-tables.opt: Regenerate.
7436 * config/arm/arm-tune.md: Likewise.
7437 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7439 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7441 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7442 * config/aarch64/aarch64-tune.md: Regenerate.
7443 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7445 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7447 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7448 (neoversen1_tunings): ... This.
7449 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7450 (neoverse-n1): New CPU.
7451 * config/aarch64/aarch64-tune.md: Regenerate.
7452 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7454 2019-02-22 Richard Biener <rguenther@suse.de>
7457 * cfghooks.h (dependence_hash): New typedef.
7458 (struct copy_bb_data): New type.
7459 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7460 (duplicate_block): Likewise.
7461 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7462 (copy_bbs): Create and pass down copy_bb_data.
7463 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7464 (rtl_duplicate_bb): Likewise.
7465 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7466 remap dependence info.
7468 2019-02-22 Richard Biener <rguenther@suse.de>
7470 PR tree-optimization/87609
7471 * tree-core.h (tree_base): Document special clique values.
7472 * tree-inline.c (remap_dependence_clique): Do not use the
7473 special clique value of one.
7474 (maybe_set_dependence_info): Use clique one.
7475 (clear_dependence_clique): New callback.
7476 (compute_dependence_clique): Clear clique one from all refs
7477 before assigning it (again).
7479 2019-02-21 Martin Sebor <msebor@redhat.com>
7481 * doc/extend.texi (__clear_cache): Correct signature.
7483 2019-02-21 Ian Lance Taylor <iant@golang.org>
7486 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7487 than output_constant_def.
7488 (add_constant_to_table): New static function.
7489 (output_constant_def): Call add_constant_to_table.
7490 (tree_output_constant_def): Likewise.
7492 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7495 * builtins.c (fold_builtin_arith_overflow): If first two args are
7496 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7499 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7502 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7503 error for -mindirect-branch/-mfunction-return with incompatible
7506 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7509 * constraints.md (q): Remove.
7510 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7513 2019-02-21 Martin Jambor <mjambor@suse.cz>
7516 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7517 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7518 (omp_adjust_for_condition): ...here. Added necessary parameters.
7519 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7520 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7521 proper values to new parameters of omp_adjust_for_condition.
7523 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7526 * expr.c (expand_assignment): If result is a MEM, use change_address
7527 instead of simplify_gen_subreg.
7529 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7530 David Malcolm <dmalcolm@redhat.com>
7533 * fold-const.c (decode_field_reference): Return NULL_TREE if
7534 lang_hooks.types.type_for_size returns NULL. Check it before
7535 overwriting *exp_. Use return NULL_TREE instead of return 0.
7537 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7541 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7544 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7547 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7548 TARGET_SSE in addition to TARGET_SSE_MATH.
7550 (ix86_excess_precision): Ditto.
7551 (ix86_float_exceptions_rounding_supported_p): Ditto.
7552 (use_rsqrt_p): Ditto.
7553 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7555 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7558 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7559 linenum_arith_t when determining if two adjacent line spans are
7560 close enough to merge.
7561 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7562 lines within each line_span.
7564 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7567 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7568 paradoxical SUBREGS.
7570 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7573 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7574 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7575 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7578 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7580 * config/gcn/gcn.c (print_operand): Fix typo.
7582 2019-02-19 Richard Biener <rguenther@suse.de>
7585 * toplev.c (do_compile): Initialize mpfr's exponent range
7586 based on available float modes.
7588 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7590 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7591 as long as the epilogue isn't completed.
7593 2019-02-18 Martin Sebor <msebor@redhat.com>
7595 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7596 __has_cpp_attribute, and __has_include.
7598 2019-02-18 Martin Sebor <msebor@redhat.com>
7600 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7602 2019-02-18 Martin Sebor <msebor@redhat.com>
7605 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7607 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7609 2019-02-18 Richard Biener <rguenther@suse.de>
7611 PR tree-optimization/89296
7612 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7613 of no-warning flag to cases that might emit the bogus warning.
7615 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7618 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7620 * config/arm/vfp.md (*movdi_vfp): Likewise.
7621 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7622 "q" constraint for operands[0].
7625 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7626 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7627 pattern in a temporary buffer.
7628 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7629 than 64-operands[2].
7632 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7633 s390_indirect_branch_settings): Define unconditionally.
7634 (s390_set_current_function): Likewise, but guard the whole body except
7635 the s390_indirect_branch_settings call with
7636 #if S390_USE_TARGET_ATTRIBUTE.
7637 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7639 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7640 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7641 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7642 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7643 HOST_WIDE_INT_1U instead of 1ULL.
7644 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7645 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7646 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7647 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7649 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7652 2019-02-18 Martin Jambor <mjambor@suse.cz>
7654 PR tree-optimization/89209
7655 * tree-sra.c (create_access_replacement): New optional parameter
7656 reg_tree. Use it as a type if non-NULL and access type is not of
7658 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7659 to create_access_replacement.
7660 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7661 Check lacc is non-NULL before attempting to re-create it on the RHS.
7663 2019-02-18 Martin Liska <mliska@suse.cz>
7666 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7668 (symbol_table::free_edge): Recycle m_summary_id.
7669 * cgraph.h (get_summary_id): New.
7670 (symbol_table::release_symbol): Set m_summary_id to -1
7672 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7673 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7674 function_summary to fast_function_summary.
7675 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7676 * ipa-pure-const.c (class funct_state_summary_t):
7677 Switch from function_summary to fast_function_summary.
7678 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7679 (class ipa_ref_opt_summary_t): Switch from function_summary
7680 to fast_function_summary.
7681 * symbol-summary.h (class function_summary_base): New class
7682 that is created from base of former function_summary.
7683 (function_summary_base::unregister_hooks): New.
7684 (class function_summary): Inherit from function_summary_base.
7685 (class call_summary_base): New class
7686 that is created from base of former call_summary.
7687 (class call_summary): Inherit from call_summary_base.
7688 (struct is_same): New.
7689 (class fast_function_summary): New summary class.
7690 (class fast_call_summary): New summary class.
7691 * vec.h (vec_safe_grow_cleared): New function.
7693 2019-02-18 Martin Liska <mliska@suse.cz>
7695 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7696 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7697 * doc/tm.texi: Document new target hook.
7698 * doc/tm.texi.in: Likewise.
7699 * target.def: Add new target macro.
7700 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7703 2019-02-17 Alan Modra <amodra@gmail.com>
7706 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7707 output reg on add insn.
7708 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7710 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7713 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7714 (PMULHRSW): Likewise.
7715 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7717 (ssse3_pmulhrswv4hi3): New expander.
7719 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7721 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7722 MMX. Add isa attribute.
7724 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7726 PR rtl-optimization/66152
7727 * builtins.h (c_readstr): Declare.
7728 * builtins.c (c_readstr): Remove forward declaration. Add
7729 null_terminated_p argument, if false, read all bytes from the
7730 string instead of stopping after '\0'.
7731 * expr.c (string_cst_read_str): New function.
7732 (store_expr): Use string_cst_read_str instead of
7733 builtin_strncpy_read_str. Try to store by pieces the whole
7734 exp_len first, and only if that fails, split it up into
7735 store by pieces followed by clear_storage. Formatting fix.
7737 * config/i386/i386.md (*movqi_internal): Remove static from
7738 buf variable. Use output_asm_insn (buf, operands); return "";
7739 instead of return buf;.
7740 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7741 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7742 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7744 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7746 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7747 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7748 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7749 (CC1_SPEC): Likewise.
7750 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7752 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7754 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7755 the base address on 64-bit strict-alignment platforms.
7757 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7759 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7761 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7763 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7765 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7767 PR rtl-optimization/88308
7768 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7769 on copied instruction.
7771 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7773 * final.c (insn_current_reference_address): Replace test on JUMP_P
7774 with test on jump_to_label_p.
7775 * config/visium/visium-passes.def: New file.
7776 * config/visium/t-visium (PASSES_EXTRA): Define.
7777 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7778 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7779 (TRAMPOLINE_ALIGNMENT): Define.
7780 * config/visium/visium.c (visium_option_override): Do not register
7781 the machine-specific reorg pass here.
7782 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7784 (output_branch): Adjust threshold for long branch instruction.
7785 * config/visium/visium.md (cpu): Move around.
7786 (length): Adjust for the GR6.
7788 2019-02-15 Richard Biener <rguenther@suse.de>
7789 Jakub Jelinek <jakub@redhat.com>
7791 PR tree-optimization/89278
7792 * tree-loop-distribution.c: Include tree-eh.h.
7793 (generate_memset_builtin, generate_memcpy_builtin): Call
7794 rewrite_to_non_trapping_overflow on builtin->size before passing it
7795 to force_gimple_operand_gsi.
7797 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7800 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7802 * opth-gen.awk: Likewise.
7804 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7806 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7807 Enable MMX, SSE and SSE2 by default.
7808 * config/i386/i386.c (ix86_option_override_internal): Do not
7809 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7811 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7813 PR rtl-optimization/89354
7814 * combine.c (make_extraction): Punt if extraction_mode is narrower
7817 2019-02-14 Maya Rashish <coypu@sdf.org>
7819 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7820 * config/netbsd-d.c: New file.
7821 * config/t-netbsd: Add netbsd-d.o
7823 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7825 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7826 affects_type_identity to true for aarch64_vector_pcs.
7827 (aarch64_comp_type_attributes): New function.
7828 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7830 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7833 * config/arm/iterators.md (ANY64): Add V4HF.
7835 2019-02-14 Martin Liska <mliska@suse.cz>
7837 PR rtl-optimization/89242
7838 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7839 process a transformation.
7841 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7843 PR tree-optimization/89314
7844 * fold-const.c (fold_binary_loc): Cast strlen argument to
7845 const char * before dereferencing it. Formatting fixes.
7848 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7850 2019-02-13 Ian Lance Taylor <iant@golang.org>
7852 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7853 and set current index for other optimizations.
7855 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7857 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7858 nonimmediate_operand as operand 2 predicate.
7859 (vec_set<VF2_512_256:mode>_0): Ditto.
7860 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7861 (*vec_concatv2si): Remove alternative 2.
7862 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7863 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7864 (vec_concatv2di): Split alternatives 4,5,6 to ...
7865 (*vec_concatv2di_0) ... new pattern.
7867 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7870 * config/arm/arm.c (ldm_stm_operation_p) Set
7871 addr_reg_in_reglist correctly for first register.
7872 (load_multiple_sequence): Remove dead base check.
7873 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7875 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7878 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7879 Expose as @aarch64_pred_mov.
7880 * config/aarch64/aarch64.c (aarch64_classify_address):
7881 Use expand_insn which legitimizes operands.
7883 2019-02-13 Martin Liska <mliska@suse.cz>
7885 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7886 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7887 and pointer_offset fields.
7888 (initialize_argument_information): Remove usage of dead
7890 * cgraph.h (struct cgraph_thunk_info): Remove
7891 add_pointer_bounds_args.
7892 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7894 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7896 * config/i386/i386.c (ix86_function_arg_advance): Remove
7898 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7899 (def_builtin): Remove usage of dead
7901 (ix86_add_new_builtins): Likewise.
7902 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7903 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7904 (sem_function::init): Likewise.
7905 (sem_variable::merge): Likewise.
7906 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7907 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7908 * lto-cgraph.c (lto_output_node): Likewise.
7909 (lto_output_varpool_node): Likewise.
7910 (input_node): Likewise.
7911 (input_varpool_node): Likewise.
7912 * lto-streamer-out.c (lto_output): Likewise.
7913 * tree-inline.c (expand_call_inline): Remove usage of
7915 * tree-inline.h (struct copy_body_data): Likewise.
7916 * varpool.c (varpool_node::dump): Likewise.
7918 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7921 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7922 into pt->vars_contains_escaped_heap instead of setting
7923 pt->vars_contains_escaped_heap to it.
7926 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7927 INTVAL (size), compare it to GET_MODE_MASK instead of
7928 1 << GET_MODE_BITSIZE.
7931 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7932 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7935 2019-02-13 Martin Liska <mliska@suse.cz>
7938 * cfgrtl.c (remove_barriers_from_footer): New function.
7939 (try_redirect_by_replacing_jump): Use it.
7940 (cfg_layout_redirect_edge_and_branch): Likewise.
7942 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7944 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7945 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7946 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7947 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7948 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7949 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7951 * config/rs6000/rs6000.c (builtin_function_type)
7952 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7953 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7954 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7955 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7956 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7958 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7960 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7961 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7963 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7966 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7967 268678 and revision 268657.
7968 (*movti_internal): Likewise.
7970 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7973 * config/s390/s390.c (s390_decompose_address): Update comment.
7974 (s390_check_qrst_address): Reject invalid address forms after
7977 2019-02-12 Martin Liska <mliska@suse.cz>
7980 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7981 we need default values of funct_state for a function that
7984 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7986 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7987 the object to pick the size of stores on strict-alignment platforms.
7989 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7990 (*movdi_insn_sp32): Likewise.
7991 (*movdi_insn_sp64): Likewise.
7993 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7996 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7997 types that needs constructiong.
7998 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
8000 2019-02-12 Richard Biener <rguenther@suse.de>
8002 PR tree-optimization/89253
8003 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
8006 2019-02-11 David Malcolm <dmalcolm@redhat.com>
8009 * input.c (selftest::test_line_offset_overflow): New selftest.
8010 (selftest::input_c_tests): Call it.
8012 2019-02-11 Martin Sebor <msebor@redhat.com>
8014 PR tree-optimization/88771
8015 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
8016 when -Wstringop-overflow is set.
8017 (builtin_memref::builtin_memref): Adjust excessive upper bound
8018 only when lower bound is not excessive.
8019 (maybe_diag_overlap): Detect and diagnose excessive bounds via
8020 -Wstringop-ovefflow.
8021 (maybe_diag_offset_bounds): Rename...
8022 (maybe_diag_access_bounds): ...to this.
8023 (check_bounds_or_overlap): Adjust for name change above.
8025 2019-02-11 Martin Sebor <msebor@redhat.com>
8028 * builtins.c (max_object_size): Move from here...
8029 * builtins.h (max_object_size): ...and here...
8030 * tree.c (max_object_size): ...to here...
8031 * tree.h (max_object_size): ...and here.
8033 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
8035 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
8036 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
8037 for correct semantics.
8039 2019-02-11 Alan Modra <amodra@gmail.com>
8041 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
8042 -mlongcall and -mpltseq.
8043 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
8044 (RS/6000 and PowerPC Options <-mpltseq>): Document.
8045 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
8046 * config/rs6000/sysv4.opt (mpltseq): New option.
8047 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
8048 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
8049 support is lacking. Don't allow -mpltseq with -mbss-plt.
8050 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
8051 -mpltseq given for ELFv1.
8052 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
8053 Only use UNSPEC_PLTSEQ for inline PLT calls.
8054 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
8055 use UNSPEC_PLTSEQ for inline PLT calls.
8056 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
8057 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
8058 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
8059 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8060 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8061 (pltseq_mtctr_<mode>): Likewise.
8063 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8065 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
8067 * configure: Regenerate.
8069 2019-02-11 Jakub Jelinek <jakub@redhat.com>
8072 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
8075 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8077 * function.c (assign_parm_setup_block): Use the stored
8078 size, not the passed size, when allocating stack-space,
8079 also for a parameter with alignment larger than
8080 MAX_SUPPORTED_STACK_ALIGNMENT.
8082 2019-02-11 Martin Liska <mliska@suse.cz>
8085 * ipa-cp.c (build_toporder_info): Remove usage of a param.
8086 * ipa-inline.c (inline_small_functions): Likewise.
8087 * ipa-pure-const.c (propagate_pure_const): Likewise.
8088 (propagate_nothrow): Likewise.
8089 * ipa-reference.c (propagate): Likewise.
8090 * ipa-utils.c (struct searchc_env): Remove unused field.
8091 (searchc): Always search across AVAIL_INTERPOSABLE.
8092 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
8093 the only called IPA pure const can properly not propagate
8094 across interposable boundary.
8095 * ipa-utils.h (ipa_reduced_postorder): Remove param.
8097 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
8099 * config/nds32/nds32.md (call_internal, call_value_internal,
8100 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
8102 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8104 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
8107 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
8109 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
8112 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8114 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
8116 2019-02-10 Jakub Jelinek <jakub@redhat.com>
8118 PR tree-optimization/89268
8119 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
8120 if preds is non-NULL.
8122 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8125 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
8128 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8130 * config/nds32/nds32.md (trap): New pattern.
8132 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8134 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
8137 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8139 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
8142 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8144 * ipa-visibility.c (localize_node): Also do not localize
8145 LDPR_PREVAILING_DEF_IRONLY_EXP.
8147 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8150 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
8151 instead of type_with_linkage.
8153 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8156 * params.def (uninlined-function-insns, uninlined-function-time,
8157 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
8158 bound so we don't get overflows.
8160 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
8162 * config/rs6000/rs6000-string.c (expand_compare_loop,
8163 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
8166 2019-02-09 Jakub Jelinek <jakub@redhat.com>
8169 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8170 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
8171 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
8173 2019-02-09 Alan Modra <amodra@gmail.com>
8176 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
8177 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
8180 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
8183 * lra-constraints.c (process_alt_operands): Don't increase reject
8184 for memory when offset memory is required.
8186 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
8188 * config/s390/vector.md: Implement vector copysign.
8190 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8192 * expr.c (expand_constructor): Correct indentations.
8194 2019-02-08 Richard Biener <rguenther@suse.de>
8196 PR tree-optimization/89247
8197 * tree-if-conv.c: Include tree-cfgcleanup.h.
8198 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
8199 (tree_if_conversion): Pass through predicate vector.
8200 (pass_if_conversion::execute): Do CFG cleanup and SSA update
8201 inline, see if any if-converted loops we refrece in
8202 LOOP_VECTORIZED calls vanished and fixup.
8203 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
8205 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
8207 * config/s390/constraints.md (jdd): New constraint.
8209 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8212 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
8213 upper 16 vector registers without TARGET_AVX512VL.
8214 (*movti_internal): Likewise.
8216 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8218 PR rtl-optimization/89234
8219 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
8220 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
8221 (copy_reg_eh_region_note_backward): Likewise.
8223 2019-02-08 Richard Biener <rguenther@suse.de>
8226 * tree-data-ref.c (initialize_matrix_A): Fail if constant
8228 (analyze_subscript_affine_affine): Handle failure from
8229 initialize_matrix_A.
8231 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8233 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
8236 2019-02-07 David Malcolm <dmalcolm@redhat.com>
8238 PR tree-optimization/86637
8239 PR tree-optimization/89235
8240 * tree-vect-loop.c (optimize_mask_stores): Add an
8241 auto_purge_vect_location sentinel to ensure that vect_location is
8244 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
8245 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
8246 to ensure that vect_location is purged on exit.
8247 (pass_slp_vectorize::execute): Likewise, replacing the manual
8249 * tree-vectorizer.h (class auto_purge_vect_location): New class.
8251 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8253 * config/aarch64/iterators.md (max_opp): New code_attr.
8254 (USMAX): New code iterator.
8255 * config/aarch64/predicates.md (aarch64_smin): New predicate.
8256 (aarch64_smax): Likewise.
8257 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
8258 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
8261 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
8264 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
8265 for TARGET_AVX512VL.
8266 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
8268 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
8270 * config/s390/s390-builtin-types.def: Add new types.
8271 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
8272 (s390_vec_xlw4): Make the memory operand into a const pointer.
8273 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
8275 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
8276 a new vector type with the alignment of the scalar memory operand.
8278 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
8279 Jakub Jelinek <jakub@redhat.com>
8282 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
8283 arm_count_ldrdstrd_insns): New declarations.
8284 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
8286 (valid_operands_ldrd_strd): New function.
8287 (arm_count_ldrdstrd_insns): New function.
8288 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
8289 sets instead of single DImode set and define new insns to match this.
8291 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8293 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
8294 Make it a C initializer.
8296 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8299 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
8301 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8303 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
8304 Use neon_dot<q> for type.
8305 (neon_<sup>dot_lane<vsi2qi>): Likewise.
8307 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8309 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
8310 Use neon_dot<q> for type.
8311 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
8312 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
8314 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
8316 PR rtl-optimization/89225
8317 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
8320 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
8322 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
8323 after restoring registers saved to allocate the frame on Windows.
8325 2019-02-06 Richard Biener <rguenther@suse.de>
8327 PR tree-optimization/89182
8328 * graphite.h (cached_scalar_evolution_in_region): Declare.
8329 * graphite.c (struct seir_cache_key): New.
8330 (struct sese_scev_hash): Likewise.
8331 (seir_cache): New global.
8332 (cached_scalar_evolution_in_region): New function.
8333 (graphite_transform_loops): Allocate and release seir_cache.
8334 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
8335 cached_scalar_evolution_in_region.
8336 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8338 (scop_detection::graphite_can_represent_expr: Use
8339 cached_scalar_evolution_in_region.
8340 (scop_detection::stmt_simple_for_scop_p): Likewise.
8341 (find_params_in_bb): Likewise.
8342 (gather_bbs::before_dom_children): Likewise.
8343 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
8344 (add_loop_constraints): Likewise.
8346 2019-02-06 Jakub Jelinek <jakub@redhat.com>
8349 * fold-const-call.c (fold_const_vec_convert): Pass true as last
8350 operand to new_unary_operation only if both element types are integral
8351 and it isn't a widening conversion. Return NULL_TREE if
8352 new_unary_operation failed.
8354 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
8357 * config/s390/s390.md: Remove load and test FP splitter.
8359 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8362 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
8363 expand_compare_loop, expand_block_compare_gpr,
8364 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
8365 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
8366 #include "profile-count.h" and "predict.h" for types and functions
8367 needed to work with REG_BR_PROB notes.
8369 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8372 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
8373 for the long branch case.
8375 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8378 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
8379 can throw, non-call exceptions are enabled and we can't delete
8380 dead exceptions or alter cfg. Set must_clean if
8381 delete_insn_and_edges returns true, don't set it blindly for calls.
8382 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
8384 PR rtl-optimization/89195
8385 * combine.c (make_extraction): For MEMs, don't extract bytes outside
8386 of the original MEM.
8388 2019-02-05 Martin Liska <mliska@suse.cz>
8390 PR gcov-profile/89000
8391 * gcov.c (function_summary): Remove argument.
8392 (file_summary): New function.
8393 (print_usage): Replace tabs with spaces.
8394 (generate_results): Use new function file_summary.
8396 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8399 * optabs.c (prepare_cmp_insn): Pass x and y to
8400 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8402 2019-02-05 Richard Biener <rguenther@suse.de>
8405 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8406 (struct bitmap_element): Drop chain_prev so we properly recurse on
8407 the prev member, supporting tree views.
8408 (struct bitmap_head): GTY skip the obstack member.
8410 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8413 * doc/extend.texi (Vector Extensions): Add an example of using vector
8414 types together with x86 intrinsics.
8416 2019-02-04 Alan Modra <amodra@gmail.com>
8418 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8419 str[] size to 160, and comment.
8421 2019-02-04 Alan Modra <amodra@gmail.com>
8423 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8424 (rs6000_pltseq_template): Guard output of TLS markers with
8426 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8427 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8428 to use inline PLT sequences.
8429 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8430 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8431 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8433 2019-02-04 Martin Liska <mliska@suse.cz>
8436 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8437 out when ipa_fn_summaries does not contain entry for callee.
8439 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8441 * config/sparc/sparc.h: Remove superfluous blank lines.
8442 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8443 (got_register_rtx): ...this.
8444 (sparc_got): Adjust to above renaming.
8445 (sparc_tls_got): Likewise.
8446 (sparc_delegitimize_address): Likewise.
8447 (sparc_output_mi_thunk): Likewise.
8448 (sparc_init_pic_reg): Likewise.
8449 (save_local_or_in_reg_p): Fix test on the GOT register.
8450 (USE_HIDDEN_LINKONCE): Move around.
8451 (get_pc_thunk_name): Likewise.
8452 (gen_load_pcrel_sym): Likewise.
8453 (load_got_register): Likewise.
8455 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8457 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8458 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8460 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8462 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8465 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8467 * config.gcc (with_nds32_lib, glibc):
8468 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8469 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8470 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8472 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8475 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8476 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8477 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8478 (*rcpsf2_sse): Ditto.
8479 (*rsqrtsf2_sse): Ditto.
8480 (sse4_1_round<mode<2): Ditto.
8482 2019-02-03 Richard Biener <rguenther@suse.de>
8485 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8488 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8491 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8492 Punt with warning on aggregate return or argument types. Ignore
8493 type/mode checking for uniform arguments.
8495 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8497 * combine.c (try_combine): Do not print "Can't combine" messages unless
8498 printing failed combination attempts.
8500 2019-02-01 Martin Jambor <mjambor@suse.cz>
8503 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8504 segment and global segment variables before making them static.
8506 2019-02-01 Martin Jambor <mjambor@suse.cz>
8508 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8509 missed optimization dump with dump_enabled_p.
8511 2019-02-01 Richard Biener <rguenther@suse.de>
8514 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8515 the instantiate cache.
8516 (instantiate_scev_binary): Elide second operand procesing
8517 if equal to the first.
8518 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8519 (chrec_contains_undetermined): Likewise.
8520 (tree_contains_chrecs): Likewise.
8522 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8524 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8526 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8528 PR tree-optimization/89143
8529 * wide-int-range.h (wide_int_range_absu): Declare.
8530 * wide-int-range.cc (wide_int_range_absu): New function.
8531 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8533 PR tree-optimization/88107
8534 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8535 instead of assertion that eh_region_outermost is non-NULL, if it
8536 is NULL, set *ALL to true and return NULL.
8537 (move_sese_region_to_fn): Adjust caller, if all is set, call
8538 duplicate_eh_regions with NULL region.
8540 2019-02-01 Richard Biener <rguenth@suse.de>
8542 PR rtl-optimization/88593
8543 * mode-switching.c (optimize_mode_switching): Free dominators before
8544 calling cleanup_cfg.
8546 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8548 PR tree-optimization/88932
8549 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8551 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8554 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8555 bogus clang warning.
8557 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8560 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8561 alternative to avoid partial SSE register stall for TARGET_AVX.
8562 (truncdfsf2): Ditto.
8563 (sse4_1_round<mode>2): Ditto.
8565 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8567 PR tree-optimization/89008
8568 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8569 process anything of the form X * 0.
8571 2019-01-31 Richard Biener <rguenther@suse.de>
8573 PR tree-optimization/89135
8574 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8575 with abnormal preds.
8577 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8580 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8581 always_inline callees into no_sanitize_address callers.
8583 2019-01-31 Richard Biener <rguenther@suse.de>
8585 PR rtl-optimization/89115
8586 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8588 2019-01-30 Martin Sebor <msebor@redhat.com>
8591 * doc/extend.texi (cast to a union): Correct and expand.
8593 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8595 PR rtl-optimization/87246
8596 * lra-constraints.c (simplify_operand_subreg): Reload memory
8597 in subreg if the address became invalid.
8599 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8602 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8603 Disable for little-endian.
8605 2019-01-30 Richard Biener <rguenther@suse.de>
8607 PR rtl-optimization/89115
8608 * opts.c (default_options_optimization): Reduce
8609 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8610 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8613 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8615 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8616 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8617 type of vector element when vec_extract is implemented by direct
8620 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8622 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8624 2019-01-30 Richard Biener <rguenther@suse.de>
8626 PR tree-optimization/89111
8627 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8628 canonicalization to appropriately sized access types.
8630 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8633 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8634 for arguments to functions that are TU-local and shouldn't be
8635 referenced by assembly.
8637 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8639 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8642 2019-01-29 Martin Sebor <msebor@redhat.com>
8645 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8647 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8651 * omp-simd-clone.c (simd_clone_clauses_extract)
8652 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8653 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8655 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8657 * config.gcc: Force .init_array for ARC.
8659 2019-01-29 Richard Biener <rguenther@suse.de>
8662 * dwarf2out.c (collect_skeleton_dies): New helper.
8663 (copy_decls_for_unworthy_types): Call it.
8664 (build_abbrev_table): Assert we do not try to replace
8665 DW_AT_signature refs with local refs.
8667 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8670 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8671 for lastprivate/linear IV, push gimplify context around gimplify_assign
8672 and, if it needed any temporaries, pop it into a gimple bind around the
8675 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8677 * common.opt (-Wattribute-alias): Remove "no-" from name.
8678 Make -Wattribute-alias command line option and
8679 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8681 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8684 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8685 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8687 (bmi2): Add missing @opindex.
8688 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8689 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8690 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8691 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8692 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8693 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8694 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8695 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8696 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8697 xsavec, xsaveopt and xsaves options.
8699 2019-01-28 Richard Biener <rguenther@suse.de>
8702 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8705 2019-01-28 Richard Biener <rguenther@suse.de>
8707 PR tree-optimization/88739
8708 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8709 BIT_FIELD_REFs only are applied to mode-precision operands
8710 when they are integral.
8711 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8712 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8713 BIT_FIELD_REFs of non-mode-precision integral operands.
8715 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8718 * config/i386/sse.md
8719 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8720 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8721 first constants in pairs are multiples of 2. Formatting fixes.
8722 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8723 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8724 first constants in each quadruple are multiples of 4. Formatting fixes.
8726 2019-01-26 Martin Jambor <mjambor@suse.cz>
8729 * tree-inline.c: Include tree-cfgcleanup.h.
8730 (delete_unreachable_blocks_update_callgraph): Move...
8731 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8732 ...here, make externally visible, make second argument bool, adjust
8734 * tree-cfgcleanup.c: Include cgraph.h.
8735 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8737 * ipa-prop.c: Include tree-cfgcleanup.h.
8738 (ipcp_transform_function): Call
8739 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8741 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8743 PR rtl-optimization/88846
8744 * ira.c (process_set_for_memref_referenced_p): New.
8745 (memref_referenced_p): Add new param. Use
8746 process_set_for_memref_referenced_p. Add new switch cases.
8747 (memref_used_between_p): Pass new arg to memref_referenced_p.
8749 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8752 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8753 argument ABI_BREAK. Set to true if the calculated alignment has
8754 changed in gcc-9. Check bit-fields for their base type alignment.
8755 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8756 (aarch64_function_arg_boundary): Likewise.
8757 (aarch64_gimplify_va_arg_expr): Likewise.
8759 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8762 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8763 instead of accessing TREE_INT_CST_ELT directly.
8765 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8767 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8768 fenv_exceptions description.
8770 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8772 PR rtl-optimization/87763
8773 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8774 Allow SUBREG when matching CC_NZmode compare.
8776 2019-01-25 Richard Biener <rguenther@suse.de>
8778 PR tree-optimization/89049
8779 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8780 Look at the pattern stmt to determine if the stmt is vectorized.
8782 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8784 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8785 (pred_mov<mode>): Handle all-register forms using both a new
8786 alternative and a split.
8788 2019-01-25 Richard Biener <rguenther@suse.de>
8790 PR tree-optimization/86865
8791 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8792 Reject non-do-while loops.
8794 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8796 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8797 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8798 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8799 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8800 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8801 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8802 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8803 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8804 vlogical_operand, gpc_reg_operand, int_reg_operand,
8805 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8806 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8807 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8808 (save_world_operation, restore_world_operation, lmw_operation,
8809 stmw_operation): Use MEM_P and REG_P.
8810 (tie_operand): Use MEM_P.
8811 (vrsave_operation, crsave_operation): Use REG_P.
8812 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8813 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8814 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8815 (call_operand): Use HARD_REGISTER_P.
8816 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8818 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8819 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8820 quad_aligned_load_p, replace_swapped_aligned_store,
8821 recombine_lvx_pattern, replace_swapped_aligned_load,
8822 recombine_stvx_pattern): Use MEM_P.
8823 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8824 Use MEM_P and SYMBOL_REF_P.
8825 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8826 (insn_is_swappable_p): Use REG_P and MEM_P.
8827 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8828 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8830 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8832 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8834 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8835 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8836 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8837 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8839 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8840 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8841 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8842 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8843 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8844 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8845 rs6000_split_logical_di): Use CONST_INT_P.
8846 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8847 REG_P and SYMBOL_REF_P.
8848 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8849 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8850 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8851 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8852 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8853 (small_data_operand, print_operand_address): Use CONST_INT_P and
8855 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8856 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8857 Use HARD_REGISTER_NUM_P.
8858 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8859 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8860 SUBREG_P and SYMBOL_REF_P.
8861 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8862 and HARD_REGISTER_NUM_P.
8863 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8865 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8866 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8868 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8869 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8870 find_addr_reg): Use REG_P.
8871 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8872 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8873 (offsettable_ok_by_alignment, constant_pool_expr_p,
8874 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8875 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8876 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8877 rs6000_assemble_integer, create_TOC_reference,
8878 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8879 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8880 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8881 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8882 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8883 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8884 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8885 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8886 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8887 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8888 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8889 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8890 and cbranch<mode>4): Use CONST_INT_P.
8891 (multiple define_splits): Use REG_P and SUBREG_P.
8892 (define_expands call, call_value): Use MEM_P.
8893 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8894 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8895 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8896 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8897 and HARD_REGISTER_NUM_P.
8898 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8900 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8902 PR rtl-optimization/88948
8903 * rtl.h (prepare_copy_insn): New prototype.
8904 * gcse.c (prepare_copy_insn): New function, split out from
8905 process_insert_insn.
8906 (process_insert_insn): Use prepare_copy_insn.
8907 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8908 instead of gen_move_insn.
8910 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8913 * config/i386/i386.c (ix86_pic_register_p): Return true for
8916 PR tree-optimization/88964
8917 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8918 punt if HONOR_SNANS (chrec).
8921 * tree-nested.c (convert_nonlocal_reference_stmt,
8922 convert_local_reference_stmt, convert_tramp_reference_stmt,
8923 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8924 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8927 PR tree-optimization/89027
8928 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8929 for "omp simd array" variables.
8931 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8934 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8935 force the alignment of m_val.
8937 2019-01-24 Richard Biener <rguenther@suse.de>
8940 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8941 When in "legacy" debug mode make sure to reset self-origins.
8943 2019-01-24 Martin Liska <mliska@suse.cz>
8945 PR gcov-profile/88994
8946 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8947 result will be always smaller or equal to the original.
8948 * gcov.c (mangle_name): Fix else branch where we should
8949 also copy to PTR and shift the pointer.
8951 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8953 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8954 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8956 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8958 * common/config/i386/i386-common.c
8959 (OPTION_MASK_ISA_ENQCMD_SET,
8960 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8961 (ix86_handle_option): Handle -menqcmd.
8962 * config.gcc (enqcmdintrin.h): New header file.
8963 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8964 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8966 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8968 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8969 __builtin_ia32_enqcmds): New builtins.
8970 * config/i386/i386-c.c (__ENQCMD__): New macro.
8971 * config/i386/i386-option.c (ix86_target_string): Add
8973 (ix86_valid_target_attribute_inner_p): Likewise.
8974 * config/i386/i386-expand.c
8975 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8976 IX86_BUILTIN_ENQCMDS.
8977 * config/i386/i386.h (TARGET_ENQCMD): New.
8978 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8979 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8980 (movdir64b_<mode>): Parameterize to enable share expansion code
8981 with ENQCMD in function ix86_expand_builtin.
8982 * config/i386/i386.opt: Add -menqcmd.
8983 * config/i386/immintrin.h: Include enqcmdintrin.h.
8984 * config/i386/enqcmdintrin.h: New intrinsic file.
8985 * doc/invoke.texi: Add -menqcmd.
8987 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8988 Steve Ellcey <sellcey@marvell.com>
8991 * recog.c (address_operand): Return false on wrong mode for address.
8992 (constrain_operands): Check for mode with 'p' constraint.
8994 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8997 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8998 Disparage MMX alternative.
8999 (sse2_cvtpd2pi): Ditto.
9000 (sse2_cvttpd2pi): Ditto.
9002 2019-01-23 David Malcolm <dmalcolm@redhat.com>
9005 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
9006 use-after-free of the result of
9007 aarch64_get_extension_string_for_isa_flags.
9009 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9012 * doc/extend.texi: Document break and continue behavior in
9013 statement expressions.
9015 2019-01-23 Richard Biener <rguenther@suse.de>
9017 PR tree-optimization/89008
9018 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
9019 not leave another stray operand.
9021 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9023 * BASE-VER: Bump to 9.0.1.
9025 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
9027 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
9028 thunk that returns by reference, use the type of the return object
9029 of the thunk instead of that of the alias to build the dereference.
9031 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
9033 * config/arc/atomic.md: Add operand to DMB instruction.
9035 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9037 PR tree-optimization/88964
9038 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
9039 build_zero_cst instead of build_int_cst. Return false for loop
9040 invariants which honor signed zeros.
9042 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
9044 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
9046 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9049 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
9050 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
9051 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
9054 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
9055 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
9058 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
9059 Disable for little endian.
9061 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9064 * config/arm/arm.c (arm_needs_double_word_align): Check
9065 DECL_BIT_FIELD_TYPE.
9067 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
9068 H.J. Lu <hongjiu.lu@intel.com>
9071 * config/i386/i386-builtin.def: Add mask2 to all builtin
9072 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
9074 * config/i386/i386.c (BDESC): Add mask2 to the definition.
9075 (BDESC_FIRST): Likewise.
9076 (define_builtin): Add an argument for mask2. Updated to handle
9077 both ix86_isa_flags and ix86_isa_flags2.
9078 (define_builtin_const): Likewise.
9079 (define_builtin_pure): Likewise.
9080 (define_builtin2): Deleted.
9081 (define_builtin_const2): Likewise.
9082 (builtin_description): Add a member, mask2.
9083 (bdesc_*): Add mask2 to builtin initializations.
9084 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
9085 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
9087 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
9089 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
9092 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
9095 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9098 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
9099 alignment is dominated by a bitfield with 64-bit aligned base type.
9100 (arm_function_arg): Emit a warning if the alignment has changed since
9101 earlier GCC releases.
9102 (arm_function_arg_boundary): Likewise.
9103 (arm_setup_incoming_varargs): Likewise.
9105 2019-01-22 Richard Biener <rguenther@suse.de>
9107 PR tree-optimization/88862
9108 * graphite-scop-detection.c
9109 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
9111 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
9113 * doc/extend.tex (AMD GCN Function Attributes): New section.
9114 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
9115 * doc/invoke.texi (AMD GCN Options): New section.
9116 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
9118 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
9120 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
9121 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
9123 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9125 PR tree-optimization/88044
9126 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
9127 is false in the first iteration, but !every_iteration, return false
9128 instead of true with niter->niter zero.
9130 PR rtl-optimization/88904
9131 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
9132 any nonequal registers before processing BB_END (b).
9135 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
9137 (expand_binop_directly, expand_doubleword_clz,
9138 expand_doubleword_popcount, expand_ctz, expand_ffs,
9139 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
9141 PR rtl-optimization/49429
9143 PR rtl-optimization/86334
9145 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
9146 addressable from here...
9147 (emit_block_op_via_libcall): ... to here.
9149 2019-01-22 Richard Biener <rguenther@suse.de>
9151 * tree-vect-loop.c (vect_analyze_loop_operations): Use
9152 auto_vec for cost vector to fix memleak.
9153 (vectorize_fold_left_reduction): Properly gather SLP defs.
9154 (vectorizable_comparison): Do not swap operands to properly
9157 2019-01-22 Alan Modra <amodra@gmail.com>
9160 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
9161 stays a reg. Allow a const_int.
9162 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
9163 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
9164 (IS_NOMARK_TLSGETADDR): Define.
9165 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
9166 (rs6000_output_tlsargs): New function.
9167 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
9168 __tls_get_addr call takes an arg.
9169 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
9170 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
9172 (call_value_nonlocal_sysv): ..or here, delete split.
9173 (tls_gdld_nomark): Delete.
9174 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
9175 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
9176 (call_value_nonlocal_sysv): Likewise.
9177 (call_value_nonlocal_sysv_secure): Likewise.
9178 (call_value_nonlocal_aix): Likewise.
9179 (call_value_indirect_aix): Likewise.
9180 (call_value_indirect_elfv2): Likewise.
9181 (call_value_local32, call_value_local64): Disable for no-mark tls.
9182 (call_value_local_aix): Likewise.
9184 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
9187 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
9188 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
9190 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
9192 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
9193 string contents as hash_map keys.
9195 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9198 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
9199 for rvalue context. Handle rvalues correctly. Use min_align_of_type
9200 instead of TYPE_ALIGN.
9201 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
9202 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
9203 pointer from TYPE_STUB_DECL.
9205 2019-01-21 Richard Biener <rguenther@suse.de>
9207 PR tree-optimization/88934
9208 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
9209 at the possibly non-constant operand.
9210 (vect_get_constant_vectors): Adjust.
9212 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
9215 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
9216 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
9217 instead of _X86INTRIN_H_INCLUDED.
9218 * onfig/i386/clwbintrin.h: Likewise.
9219 * config/i386/pkuintrin.h: Likewise.
9220 * config/i386/prfchwintrin.h: Likewise.
9221 * config/i386/rdseedintrin.h: Likewise.
9222 * config/i386/wbnoinvdintrin.h: Likewise.
9223 * config/i386/xsavecintrin.h: Likewise.
9224 * config/i386/xsavesintrin.h: Likewise.
9225 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
9226 * config/i386/xsaveintrin.h: Likewise.
9227 * config/i386/xsaveoptintrin.h: Likewise.
9228 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
9229 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
9230 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
9231 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
9232 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
9233 * config/i386/immintrin.h: Here.
9235 2019-01-20 Martin Jambor <mjambor@suse.cz>
9238 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
9239 with aa_walk_budget.
9240 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
9241 aa_walk_budget_p parameter.
9242 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
9243 walk. Updated all callers.
9244 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
9245 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
9247 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
9248 parameter info. Extract info from fbi. Pass fbi to recursive calls
9249 and to unmodified_parm.
9250 (phi_result_unknown_predicate): New parameter fbi, removed parameter
9251 info, updated call to will_be_nonconstant_expr_predicate.
9252 (param_change_prob): New parameter fbi, limit AA walking.
9253 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
9254 calls to various above functions.
9255 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
9256 parameter. Use it to limit AA walking.
9257 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
9259 (detect_type_change): New parameter fbi, pass it on to
9260 detect_type_change_from_memory_writes.
9261 (detect_type_change_ssa): Likewise.
9262 (aa_overwalked): Removed.
9263 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
9264 accordingly, adjust to the neew AA limiting scheme.
9265 (parm_ref_data_preserved_p): Likewise.
9266 (ipa_compute_jump_functions_for_edge): Adjust call to
9268 (ipa_analyze_call_uses): Likewise.
9269 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
9270 (ipa_analyze_node): Initialize aa_walk_budget.
9271 (ipcp_transform_function): Likewise.
9272 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
9273 to get_dynamic_type.
9275 2019-01-19 Jakub Jelinek <jakub@redhat.com>
9277 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
9278 outside of #if CHECKING_P code.
9280 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
9282 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
9283 New function, split out from...
9284 (loop_versioning::analyze_stride): ...here.
9285 (loop_versioning::find_per_loop_multiplication): Use gassign.
9286 (loop_versioning::analyze_term_using_scevs): Return a success code.
9287 (loop_versioning::analyze_arbitrary_term): New function.
9288 (loop_versioning::analyze_address_fragment): Use
9289 analyze_arbitrary_term if all else fails.
9291 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
9294 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
9297 2019-01-18 Richard Biener <rguenther@suse.de>
9299 PR tree-optimization/88903
9300 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
9301 scalar stmts a SLP shift amount is composed of when detecting
9304 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
9307 * config/arm/arm-cpus.in (mp): New feature.
9309 (fgroup ARMv7ve): Add mp and sec features.
9310 (arch armv7-a): Add options to allow mp and sec extensions.
9311 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
9312 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
9313 extenstions to the base architecture.
9314 (cpu cortex-a8): Add sec extension to the base architecture.
9315 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
9316 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
9317 variants down to the base v7-a varaint.
9318 * config/arm/t-multilib (v7_a_arch_variants): New variable.
9319 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
9320 of permitted extensions for -march=armv7-a and for
9321 -mcpu=generic-armv7-a.
9323 2019-01-18 Martin Liska <mliska@suse.cz>
9325 * params.def: Fix comment.
9326 * tree-profile.c (gimple_init_gcov_profiler): Bump function
9328 (gimple_gen_ic_func_profiler): Likewise.
9330 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9332 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
9333 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
9334 and put in error checks for stack protector guard options.
9335 (aarch64_stack_protect_guard): New.
9336 (TARGET_STACK_PROTECT_GUARD): Define.
9337 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
9338 (reg_stack_protect_address<mode>): New.
9339 (stack_protect_set): Adjust for SSP_GLOBAL.
9340 (stack_protect_test): Likewise.
9341 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
9342 (-mstack-protector-guard): Likewise.
9343 (-mstack-protector-guard-offset): Likewise.
9345 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9347 PR tree-optimization/86214
9348 * tree-inline.h (struct copy_body_data): Add
9349 add_clobbers_to_eh_landing_pads member.
9350 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
9351 (copy_edges_for_bb): Call it if EH edge destination is <
9352 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
9353 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
9354 if flag_stack_reuse != SR_NONE and clear it afterwards.
9356 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
9359 * doc/install.texi (with-multilib-list): Document for aarch64.
9361 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9364 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
9365 (("..."))) with ("...").
9367 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9369 * doc/extend.texi (Built-in Functions for Memory Model Aware
9370 Atomic Operations): Document atomic fetch and nand.
9372 2019-01-18 Martin Liska <mliska@suse.cz>
9373 Richard Biener <rguenther@suse.de>
9376 * cgraph.h (create_version_clone_with_body): Add new argument
9378 * cgraphclones.c (cgraph_node::create_version_clone): Add
9379 DECL_ATTRIBUTES to a newly created decl. And call
9380 valid_attribute_p so that proper cl_target_optimization_node
9381 is set for the newly created declaration.
9382 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
9384 (expand_target_clones): Do not call valid_attribute_p, it must
9386 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
9389 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9392 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
9393 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
9394 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
9396 2019-01-17 Martin Sebor <msebor@redhat.com>
9399 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
9400 Handle anti-ranges the same as no range at all.
9402 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9404 * config/aarch64/aarch64.c (cgraph.h): New include.
9405 (intl.h): New include.
9406 (supported_simd_type): New function.
9407 (currently_supported_simd_type): Ditto.
9408 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9409 (aarch64_simd_clone_adjust): Ditto.
9410 (aarch64_simd_clone_usable): Ditto.
9411 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9412 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9413 (TARGET_SIMD_CLONE_USABLE): Ditto.
9414 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9415 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9418 2019-01-17 Martin Sebor <msebor@redhat.com>
9420 PR tree-optimization/88800
9421 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9422 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9423 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9424 redundant argument. Add new argument and issue diagnostics under
9425 its control. Detect out-of-bounds access even with warnings
9427 (check_bounds_or_overlap): Change return type. Add argument.
9428 (wrestrict_dom_walker::check_call): Adjust.
9429 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9430 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9431 check_bounds_or_overlap's return value.
9432 (handle_builtin_stxncpy): Same.
9433 (handle_builtin_strcat): Same.
9435 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9436 Kwok Cheung Yeung <kcy@codesourcery.com>
9437 Julian Brown <julian@codesourcery.com>
9438 Tom de Vries <tom@codesourcery.com>
9440 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9442 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9444 * doc/sourcebuild.texi: Document dg-require-effective-target
9445 llvm_binutils and offload_gcn.
9447 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9448 Kwok Cheung Yeung <kcy@codesourcery.com>
9449 Julian Brown <julian@codesourcery.com>
9450 Tom de Vries <tom@codesourcery.com>
9452 * doc/sourcebuild.texi: Document dg-required-effective-target
9455 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9456 Kwok Cheung Yeung <kcy@codesourcery.com>
9457 Julian Brown <julian@codesourcery.com>
9458 Tom de Vries <tom@codesourcery.com>
9459 Jan Hubicka <hubicka@ucw.cz>
9460 Martin Jambor <mjambor@suse.cz>
9462 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9463 * configure.ac: Check for dlopen.
9464 * configure: Regenerate.
9466 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9467 Kwok Cheung Yeung <kcy@codesourcery.com>
9468 Julian Brown <julian@codesourcery.com>
9469 Tom de Vries <tom@codesourcery.com>
9470 Jan Hubicka <hubicka@ucw.cz>
9471 Martin Jambor <mjambor@suse.cz>
9473 * common/config/gcn/gcn-common.c: New file.
9474 * config/gcn/driver-gcn.c: New file.
9475 * config/gcn/gcn-builtins.def: New file.
9476 * config/gcn/gcn-hsa.h: New file.
9477 * config/gcn/gcn-modes.def: New file.
9478 * config/gcn/gcn-opts.h: New file.
9479 * config/gcn/gcn-passes.def: New file.
9480 * config/gcn/gcn-protos.h: New file.
9481 * config/gcn/gcn-run.c: New file.
9482 * config/gcn/gcn-tree.c: New file.
9483 * config/gcn/gcn.c: New file.
9484 * config/gcn/gcn.h: New file.
9485 * config/gcn/gcn.opt: New file.
9486 * config/gcn/t-gcn-hsa: New file.
9488 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9489 Kwok Cheung Yeung <kcy@codesourcery.com>
9490 Julian Brown <julian@codesourcery.com>
9491 Tom de Vries <tom@codesourcery.com>
9492 Jan Hubicka <hubicka@ucw.cz>
9493 Martin Jambor <mjambor@suse.cz>
9495 * config/gcn/constraints.md: New file.
9496 * config/gcn/gcn-valu.md: New file.
9497 * config/gcn/gcn.md: New file.
9498 * config/gcn/predicates.md: New file.
9500 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9502 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9503 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9504 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9505 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9507 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9510 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9511 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9512 it and document registers.
9514 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9516 * config/aarch64/aarch64.c (ares_tunings): Define.
9517 * config/aarch64/aarch64-cores.def (ares): Use the above.
9519 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9523 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9525 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9526 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9527 (_mm512_maskz_fixupimm_round_pd): Ditto.
9528 (_mm512_fixupimm_round_ps): Ditto.
9529 (_mm512_maskz_fixupimm_round_ps): Ditto.
9530 (_mm_fixupimm_round_sd): Ditto.
9531 (_mm_maskz_fixupimm_round_sd): Ditto.
9532 (_mm_fixupimm_round_ss): Ditto.
9533 (_mm_maskz_fixupimm_round_ss): Ditto.
9534 (_mm512_fixupimm_pd): Ditto.
9535 (_mm512_maskz_fixupimm_pd): Ditto.
9536 (_mm512_fixupimm_ps): Ditto.
9537 (_mm512_maskz_fixupimm_ps): Ditto.
9538 (_mm_fixupimm_sd): Ditto.
9539 (_mm_maskz_fixupimm_sd): Ditto.
9540 (_mm_fixupimm_ss): Ditto.
9541 (_mm_maskz_fixupimm_ss): Ditto.
9542 (_mm512_mask_fixupimm_round_pd): Update builtin.
9543 (_mm512_mask_fixupimm_round_ps): Ditto.
9544 (_mm_mask_fixupimm_round_sd): Ditto.
9545 (_mm_mask_fixupimm_round_ss): Ditto.
9546 (_mm512_mask_fixupimm_pd): Ditto.
9547 (_mm512_mask_fixupimm_ps): Ditto.
9548 (_mm_mask_fixupimm_sd): Ditto.
9549 (_mm_mask_fixupimm_ss): Ditto.
9550 * config/i386/avx512vlintrin.h:
9551 (_mm256_fixupimm_pd): Update parameters and builtin.
9552 (_mm256_maskz_fixupimm_pd): Ditto.
9553 (_mm256_fixupimm_ps): Ditto.
9554 (_mm256_maskz_fixupimm_ps): Ditto.
9555 (_mm_fixupimm_pd): Ditto.
9556 (_mm_maskz_fixupimm_pd): Ditto.
9557 (_mm_fixupimm_ps): Ditto.
9558 (_mm_maskz_fixupimm_ps): Ditto.
9559 (_mm256_mask_fixupimm_pd): Update builtin.
9560 (_mm256_mask_fixupimm_ps): Ditto.
9561 (_mm_mask_fixupimm_pd): Ditto.
9562 (_mm_mask_fixupimm_ps): Ditto.
9563 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9564 * config/i386/i386-builtin.def: Update builtin definitions.
9565 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9566 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9567 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9568 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9569 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9570 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9571 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9572 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9573 * config/i386/subst.md:
9574 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9575 (round_saeonly_sd_mask_op4): Ditto.
9576 (round_saeonly_expand_operand5): Ditto.
9577 (round_saeonly_expand): Update.
9579 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9583 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9585 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9586 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9587 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9588 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9589 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9590 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9591 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9593 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9597 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9600 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9601 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9602 instead of UNSPEC_FIXUPIMM.
9604 2019-01-17 Richard Biener <rguenther@suse.de>
9607 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9608 and friends for the LTO part of debug info.
9610 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9612 PR tree-optimization/86214
9613 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9616 PR rtl-optimization/88870
9617 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9618 throw if we can't alter the cfg or delete dead exceptions.
9619 (mark_insn): Don't call find_call_stack_args for such calls.
9621 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9623 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9624 prototypes for vec_st.
9625 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9626 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9627 mainly on signed/unsigned long long and double.
9629 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9632 * combine.c (delete_noop_moves): Convert to "bool" return,
9633 returning true if any edges are eliminated.
9634 (combine_instructions): Also return true if delete_noop_moves
9637 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9639 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9640 correct max nunits for endian swap.
9641 (aarch64_expand_fcmla_builtin): Correct subreg code.
9642 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9643 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9646 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9648 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9649 Handle split indirect COMPLEX_TYPE arguments.
9651 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9654 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9655 bit is set by add and compare.
9656 (CC_ADC): New CC_MODE.
9657 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9658 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9659 comparison. Add detection for CC_ADCmode.
9660 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9662 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9663 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9664 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9665 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9666 to eliminate the need for zero-extending the operands.
9667 (add<mode>3_compareC_imm): Delete. Merge into ...
9668 (add<mode>3_compareC): ... this. Restructure the comparison to
9669 eliminate the need for zero-extending the operands.
9670 (add<mode>3_carryin): Use LTU for the overflow detection.
9671 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9672 Reexpress comparison for overflow.
9673 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9674 (add<mode>3_carryinC): Likewise.
9675 (add<mode>3_carryinV): Use LTU for carry between partials.
9676 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9677 handling of CC_Cmode and add CC_ADCmode.
9678 (aarch64_borrow_operation): Likewise.
9680 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9682 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9683 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9684 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9685 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9687 2019-01-16 Martin Liska <mliska@suse.cz>
9689 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9691 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9693 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9694 (path_prefix_reset): Move up in the source file.
9695 (find_fortran_preinclude_file): Make complex search for the
9696 fortran header files.
9698 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9700 * godump.c (go_output_typedef): When outputting a typedef, refer
9701 to the underlying type by its name and not its structure.
9703 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9706 * tree.c (build_function_type): Assert that arg_types is not
9709 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9712 * doc/extend.texi: Document that listing the stack pointer in the
9713 clobber list of an asm is a deprecated feature.
9714 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9715 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9716 warning instead of an error for clobbers of the stack pointer.
9717 Add a note explaining why.
9719 2019-01-15 Richard Biener <rguenther@suse.de>
9722 * dwarf2out.c (gen_member_die): Do not generate inheritance
9725 2019-01-15 Richard Biener <rguenther@suse.de>
9727 PR tree-optimization/88855
9728 * tree-if-conv.c (combine_blocks): Collect
9729 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9731 2019-01-15 Tom de Vries <tdevries@suse.de>
9734 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9735 lhs == NULL_TREE for gang-level reduction.
9737 2019-01-15 Richard Biener <rguenther@suse.de>
9738 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9741 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9742 return true if SSA_NAME is already marked in visited bitmap.
9743 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9745 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9747 PR tree-optimization/88775
9748 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9749 equal == 0 equality pointer comparisons some more if compared in
9750 integral types and either one points to an automatic var and the
9751 other to a global, or we can prove at least one points to the middle
9752 or both point to start or both point to end.
9754 2019-01-14 Andi Kleen <ak@linux.intel.com>
9756 * Makefile.in: Lower autofdo sampling rate by 10x.
9757 * Makefile.tpl: Dito.
9759 2019-01-14 Tom Honermann <tom@honermann.net>
9761 * defaults.h: Define CHAR8_TYPE.
9763 2019-01-14 Martin Sebor <msebor@redhat.com>
9766 * doc/extend.texi (Darwin Format Checks): Clarify.
9768 2019-01-14 Richard Biener <rguenther@suse.de>
9770 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9771 whether we are in (simplify ...) or (match ...) context.
9773 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9775 PR rtl-optimization/88796
9776 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9777 * cfgexpand.c (stack_protect_prologue): Initialize
9778 crtl->stack_protect_guard_decl.
9779 * function.c (stack_protect_epilogue): Use it instead of calling
9780 targetm.stack_protect_guard again.
9781 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9782 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9783 crtl->stack_protect_guard_decl.
9784 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9785 on the returned MEM_EXPR.
9787 2019-01-12 Tom de Vries <tdevries@suse.de>
9789 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9790 vector length using -fopenacc-dim.
9792 2019-01-12 Tom de Vries <tdevries@suse.de>
9794 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9795 lengths into account.
9797 2019-01-12 Svante Signell <svante.signell@gmail.com>
9799 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9800 (TARGET_CAN_SPLIT_STACK): Define.
9801 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9803 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9805 * params.def (inline-unit-growth): Set to 40.
9807 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9809 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9811 2019-01-12 Tom de Vries <tdevries@suse.de>
9813 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9814 region calling vector-partitionable routine, set default_vector_length
9817 2019-01-12 Tom de Vries <tdevries@suse.de>
9819 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9820 variable default_vector_length.
9822 2019-01-12 Tom de Vries <tdevries@suse.de>
9825 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9826 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9829 2019-01-12 Tom de Vries <tdevries@suse.de>
9831 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9832 (nvptx_goacc_validate_dims): Add used parameter.
9833 * doc/tm.texi: Regenerate.
9834 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9835 argument to call to targetm.goacc.validate_dims.
9836 (default_goacc_validate_dims): Add used
9838 * target.def (validate_dims): Add used parameter in DEFHOOK.
9839 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9841 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9845 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9847 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9848 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9849 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9850 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9852 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9854 PR rtl-optimization/87305
9856 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9857 for little endian pseudos used as paradoxical subreg.
9859 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9861 PR tree-optimization/88693
9862 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9863 for STRING_CSTs that don't contain any NUL characters in the first
9864 TREE_STRING_LENGTH bytes.
9866 2019-01-11 Alan Modra <amodra@gmail.com>
9870 * genattrtab.c (min_fn): Don't translate values.
9871 (min_attr_value): Return INT_MAX when the value can't be calculated.
9872 Return minimum among any values that can be calculated.
9873 (max_attr_value): Adjust.
9875 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9877 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9879 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9881 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9882 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9883 (aarch64_return_call_with_max_clobbers): New function.
9884 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9885 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9887 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9888 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9889 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9890 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9891 * cselib.c (cselib_process_insn): Add argument to
9892 targetm.hard_regno_call_part_clobbered call.
9893 * ira-conflicts.c (ira_build_conflicts): Ditto.
9894 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9895 * lra-constraints.c (inherit_reload_reg): Ditto.
9896 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9897 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9898 argument. Call targetm.return_call_with_max_clobbers.
9899 Add argument to targetm.hard_regno_call_part_clobbered call.
9900 (calls_have_same_clobbers_p): New function.
9901 (process_bb_lives): Add call_insn and last_call_insn variables.
9902 Pass call_insn to check_pseudos_live_through_calls.
9903 Modify if stmt to check targetm.return_call_with_max_clobbers.
9904 Update setting of flush variable.
9905 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9907 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9908 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9909 targetm.hard_regno_call_part_clobbered call.
9910 * reginfo.c (choose_hard_reg_mode): Ditto.
9911 * regrename.c (check_new_reg_p): Ditto.
9912 * reload.c (find_equiv_reg): Ditto.
9913 * reload1.c (emit_reload_insns): Ditto.
9914 * sched-deps.c (deps_analyze_insn): Ditto.
9915 * sel-sched.c (init_regs_for_mode): Ditto.
9916 (mark_unavailable_hard_regs): Ditto.
9917 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9918 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9919 (return_call_with_max_clobbers): New target function.
9920 * doc/tm.texi: Regenerate.
9921 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9922 * hooks.c (hook_bool_uint_mode_false): Change to
9923 hook_bool_insn_uint_mode_false.
9924 * hooks.h (hook_bool_uint_mode_false): Ditto.
9926 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9928 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9929 (aarch64_remove_extra_call_preserved_regs): New function.
9930 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9931 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9932 * doc/tm.texi: Regenerate.
9933 * final.c (get_call_reg_set_usage): Call new hook.
9934 * target.def (remove_extra_call_preserved_regs): New hook.
9935 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9936 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9938 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9941 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9942 inside of pass_combine_1 dump rather than pass_profile_1.
9944 2019-01-11 Tom de Vries <tdevries@suse.de>
9946 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9947 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9948 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9949 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9952 2019-01-11 Tom de Vries <tdevries@suse.de>
9954 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9956 2019-01-11 Jan Beulich <jbeulich@suse.com>
9958 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9959 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9960 sse2_cvtsi2sd): Add {l}.
9961 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9964 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9967 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9969 (*float<floatunssuffix>v2div2sf2): New define_insn.
9970 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9971 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9972 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9973 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9974 match_operands with "const0_operand" "C".
9976 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9978 * config/aarch64/aarch64-builtins.c
9979 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9980 (aarch64_init_simd_builtins): ...Here
9982 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9984 PR rtl-optimization/87305
9986 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9987 allocation for big endian pseudos used as paradoxical subregs and
9988 spill them if it is wrong.
9989 * lra-constraints.c (lra_constraints): Add a comment.
9991 2019-01-10 Richard Biener <rguenther@suse.de>
9993 PR tree-optimization/88792
9994 * tree-ssa-pre.c (get_representative_for): Do not return a
9997 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10001 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
10002 (assign_parm_setup_block): Do the argument slot realignment here
10005 2019-01-10 Stefan Agner <stefan@agner.ch>
10008 * config/arm/arm.c (arm_option_override_internal): Force
10009 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
10011 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10014 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
10017 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10019 * config/arm/arm-builtins.c
10020 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
10021 (MAC_LANE_PAIR_QUALIFIERS): New.
10022 (arm_expand_builtin_args): Use it.
10023 (arm_expand_builtin_1): Likewise.
10024 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
10025 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
10026 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
10027 * config/arm/arm_neon.h:
10028 (vcadd_rot90_f16): New.
10029 (vcaddq_rot90_f16): New.
10030 (vcadd_rot270_f16): New.
10031 (vcaddq_rot270_f16): New.
10034 (vcmla_lane_f16): New.
10035 (vcmla_laneq_f16): New.
10036 (vcmlaq_lane_f16): New.
10037 (vcmlaq_laneq_f16): New.
10038 (vcmla_rot90_f16): New.
10039 (vcmlaq_rot90_f16): New.
10040 (vcmla_rot90_lane_f16): New.
10041 (vcmla_rot90_laneq_f16): New.
10042 (vcmlaq_rot90_lane_f16): New.
10043 (vcmlaq_rot90_laneq_f16): New.
10044 (vcmla_rot180_f16): New.
10045 (vcmlaq_rot180_f16): New.
10046 (vcmla_rot180_lane_f16): New.
10047 (vcmla_rot180_laneq_f16): New.
10048 (vcmlaq_rot180_lane_f16): New.
10049 (vcmlaq_rot180_laneq_f16): New.
10050 (vcmla_rot270_f16): New.
10051 (vcmlaq_rot270_f16): New.
10052 (vcmla_rot270_lane_f16): New.
10053 (vcmla_rot270_laneq_f16): New.
10054 (vcmlaq_rot270_lane_f16): New.
10055 (vcmlaq_rot270_laneq_f16): New.
10056 (vcadd_rot90_f32): New.
10057 (vcaddq_rot90_f32): New.
10058 (vcadd_rot270_f32): New.
10059 (vcaddq_rot270_f32): New.
10062 (vcmla_lane_f32): New.
10063 (vcmla_laneq_f32): New.
10064 (vcmlaq_lane_f32): New.
10065 (vcmlaq_laneq_f32): New.
10066 (vcmla_rot90_f32): New.
10067 (vcmlaq_rot90_f32): New.
10068 (vcmla_rot90_lane_f32): New.
10069 (vcmla_rot90_laneq_f32): New.
10070 (vcmlaq_rot90_lane_f32): New.
10071 (vcmlaq_rot90_laneq_f32): New.
10072 (vcmla_rot180_f32): New.
10073 (vcmlaq_rot180_f32): New.
10074 (vcmla_rot180_lane_f32): New.
10075 (vcmla_rot180_laneq_f32): New.
10076 (vcmlaq_rot180_lane_f32): New.
10077 (vcmlaq_rot180_laneq_f32): New.
10078 (vcmla_rot270_f32): New.
10079 (vcmlaq_rot270_f32): New.
10080 (vcmla_rot270_lane_f32): New.
10081 (vcmla_rot270_laneq_f32): New.
10082 (vcmlaq_rot270_lane_f32): New.
10083 (vcmlaq_rot270_laneq_f32): New.
10084 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
10085 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
10086 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
10087 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
10088 vcmlaq_lane270): New.
10089 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
10090 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
10091 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
10092 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
10093 (arm_option_reconfigure_globals): Use them.
10094 * config/arm/iterators.md (VDF, VQ_HSF): New.
10095 (VCADD, VCMLA): New.
10096 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
10097 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
10099 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
10100 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
10102 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10104 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
10105 Add qualifier_lane_pair_index.
10106 (emit-rtl.h): Include.
10107 (TYPES_QUADOP_LANE_PAIR): New.
10108 (aarch64_simd_expand_args): Use it.
10109 (aarch64_simd_expand_builtin): Likewise.
10110 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
10112 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
10113 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
10114 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
10115 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
10116 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
10117 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
10118 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
10119 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
10120 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
10121 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
10122 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
10123 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
10124 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
10125 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
10126 Add __ARM_FEATURE_COMPLEX.
10127 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
10128 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
10129 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
10130 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
10131 fcmlaq_lane270): New.
10132 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10133 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
10134 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
10135 * config/aarch64/arm_neon.h:
10136 (vcadd_rot90_f16): New.
10137 (vcaddq_rot90_f16): New.
10138 (vcadd_rot270_f16): New.
10139 (vcaddq_rot270_f16): New.
10142 (vcmla_lane_f16): New.
10143 (vcmla_laneq_f16): New.
10144 (vcmlaq_lane_f16): New.
10145 (vcmlaq_rot90_lane_f16): New.
10146 (vcmla_rot90_laneq_f16): New.
10147 (vcmla_rot90_lane_f16): New.
10148 (vcmlaq_rot90_f16): New.
10149 (vcmla_rot90_f16): New.
10150 (vcmlaq_laneq_f16): New.
10151 (vcmla_rot180_laneq_f16): New.
10152 (vcmla_rot180_lane_f16): New.
10153 (vcmlaq_rot180_f16): New.
10154 (vcmla_rot180_f16): New.
10155 (vcmlaq_rot90_laneq_f16): New.
10156 (vcmlaq_rot270_laneq_f16): New.
10157 (vcmlaq_rot270_lane_f16): New.
10158 (vcmla_rot270_laneq_f16): New.
10159 (vcmlaq_rot270_f16): New.
10160 (vcmla_rot270_f16): New.
10161 (vcmlaq_rot180_laneq_f16): New.
10162 (vcmlaq_rot180_lane_f16): New.
10163 (vcmla_rot270_lane_f16): New.
10164 (vcadd_rot90_f32): New.
10165 (vcaddq_rot90_f32): New.
10166 (vcaddq_rot90_f64): New.
10167 (vcadd_rot270_f32): New.
10168 (vcaddq_rot270_f32): New.
10169 (vcaddq_rot270_f64): New.
10173 (vcmla_lane_f32): New.
10174 (vcmla_laneq_f32): New.
10175 (vcmlaq_lane_f32): New.
10176 (vcmlaq_laneq_f32): New.
10177 (vcmla_rot90_f32): New.
10178 (vcmlaq_rot90_f32): New.
10179 (vcmlaq_rot90_f64): New.
10180 (vcmla_rot90_lane_f32): New.
10181 (vcmla_rot90_laneq_f32): New.
10182 (vcmlaq_rot90_lane_f32): New.
10183 (vcmlaq_rot90_laneq_f32): New.
10184 (vcmla_rot180_f32): New.
10185 (vcmlaq_rot180_f32): New.
10186 (vcmlaq_rot180_f64): New.
10187 (vcmla_rot180_lane_f32): New.
10188 (vcmla_rot180_laneq_f32): New.
10189 (vcmlaq_rot180_lane_f32): New.
10190 (vcmlaq_rot180_laneq_f32): New.
10191 (vcmla_rot270_f32): New.
10192 (vcmlaq_rot270_f32): New.
10193 (vcmlaq_rot270_f64): New.
10194 (vcmla_rot270_lane_f32): New.
10195 (vcmla_rot270_laneq_f32): New.
10196 (vcmlaq_rot270_lane_f32): New.
10197 (vcmlaq_rot270_laneq_f32): New.
10198 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
10199 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
10200 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
10201 (FCADD, FCMLA): New.
10203 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
10205 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10209 * config/pa/pa.c: Change "can not" to "cannot".
10210 * gimple-ssa-evrp-analyze.c: Likewise.
10211 * ipa-icf.c: Likewise.
10212 * ipa-polymorphic-call.c: Likewise.
10213 * ipa-pure-const.c: Likewise.
10214 * lra-constraints.c: Likewise.
10215 * lra-remat.c: Likewise.
10216 * reload1.c: Likewise.
10217 * reorg.c: Likewise.
10218 * tree-ssa-uninit.c: Likewise.
10220 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10224 * Makefile.in: Mechanically replace "can not" with "cannot".
10225 * alias.c: Likewise.
10226 * builtins.c: Likewise.
10227 * calls.c: Likewise.
10228 * cgraph.c: Likewise.
10229 * cgraph.h: Likewise.
10230 * cgraphclones.c: Likewise.
10231 * cgraphunit.c: Likewise.
10232 * combine-stack-adj.c: Likewise.
10233 * combine.c: Likewise.
10234 * common/config/i386/i386-common.c: Likewise.
10235 * config/aarch64/aarch64.c: Likewise.
10236 * config/alpha/sync.md: Likewise.
10237 * config/arc/arc.c: Likewise.
10238 * config/arc/predicates.md: Likewise.
10239 * config/arm/arm-c.c: Likewise.
10240 * config/arm/arm.c: Likewise.
10241 * config/arm/arm.h: Likewise.
10242 * config/arm/arm.md: Likewise.
10243 * config/arm/cortex-r4f.md: Likewise.
10244 * config/csky/csky.c: Likewise.
10245 * config/csky/csky.h: Likewise.
10246 * config/darwin-f.c: Likewise.
10247 * config/epiphany/epiphany.md: Likewise.
10248 * config/i386/i386.c: Likewise.
10249 * config/i386/sol2.h: Likewise.
10250 * config/m68k/m68k.c: Likewise.
10251 * config/mcore/mcore.h: Likewise.
10252 * config/microblaze/microblaze.md: Likewise.
10253 * config/mips/20kc.md: Likewise.
10254 * config/mips/sb1.md: Likewise.
10255 * config/nds32/nds32.c: Likewise.
10256 * config/nds32/predicates.md: Likewise.
10257 * config/pa/pa.c: Likewise.
10258 * config/rs6000/e300c2c3.md: Likewise.
10259 * config/rs6000/rs6000.c: Likewise.
10260 * config/s390/s390.h: Likewise.
10261 * config/sh/sh.c: Likewise.
10262 * config/sh/sh.md: Likewise.
10263 * config/spu/vmx2spu.h: Likewise.
10264 * cprop.c: Likewise.
10265 * dbxout.c: Likewise.
10266 * df-scan.c: Likewise.
10267 * doc/cfg.texi: Likewise.
10268 * doc/extend.texi: Likewise.
10269 * doc/fragments.texi: Likewise.
10270 * doc/gty.texi: Likewise.
10271 * doc/invoke.texi: Likewise.
10272 * doc/lto.texi: Likewise.
10273 * doc/md.texi: Likewise.
10274 * doc/objc.texi: Likewise.
10275 * doc/rtl.texi: Likewise.
10276 * doc/tm.texi: Likewise.
10278 * emit-rtl.c: Likewise.
10279 * emit-rtl.h: Likewise.
10280 * except.c: Likewise.
10281 * expmed.c: Likewise.
10282 * expr.c: Likewise.
10283 * fold-const.c: Likewise.
10284 * genautomata.c: Likewise.
10285 * gimple-fold.c: Likewise.
10286 * hard-reg-set.h: Likewise.
10287 * ifcvt.c: Likewise.
10288 * ipa-comdats.c: Likewise.
10289 * ipa-cp.c: Likewise.
10290 * ipa-devirt.c: Likewise.
10291 * ipa-fnsummary.c: Likewise.
10292 * ipa-icf.c: Likewise.
10293 * ipa-inline-transform.c: Likewise.
10294 * ipa-inline.c: Likewise.
10295 * ipa-polymorphic-call.c: Likewise.
10296 * ipa-profile.c: Likewise.
10297 * ipa-prop.c: Likewise.
10298 * ipa-pure-const.c: Likewise.
10299 * ipa-reference.c: Likewise.
10300 * ipa-split.c: Likewise.
10301 * ipa-visibility.c: Likewise.
10303 * ira-build.c: Likewise.
10304 * ira-color.c: Likewise.
10305 * ira-conflicts.c: Likewise.
10306 * ira-costs.c: Likewise.
10307 * ira-int.h: Likewise.
10308 * ira-lives.c: Likewise.
10311 * loop-invariant.c: Likewise.
10312 * loop-unroll.c: Likewise.
10313 * lower-subreg.c: Likewise.
10314 * lra-assigns.c: Likewise.
10315 * lra-constraints.c: Likewise.
10316 * lra-eliminations.c: Likewise.
10317 * lra-lives.c: Likewise.
10318 * lra-remat.c: Likewise.
10319 * lra-spills.c: Likewise.
10321 * lto-cgraph.c: Likewise.
10322 * lto-streamer-out.c: Likewise.
10323 * postreload-gcse.c: Likewise.
10324 * predict.c: Likewise.
10325 * profile-count.h: Likewise.
10326 * profile.c: Likewise.
10327 * recog.c: Likewise.
10329 * reload.c: Likewise.
10330 * reload1.c: Likewise.
10331 * reorg.c: Likewise.
10332 * resource.c: Likewise.
10333 * rtl.def: Likewise.
10335 * rtlanal.c: Likewise.
10336 * sched-deps.c: Likewise.
10337 * sched-ebb.c: Likewise.
10338 * sched-rgn.c: Likewise.
10339 * sel-sched-ir.c: Likewise.
10340 * sel-sched.c: Likewise.
10341 * shrink-wrap.c: Likewise.
10342 * simplify-rtx.c: Likewise.
10343 * symtab.c: Likewise.
10344 * target.def: Likewise.
10345 * toplev.c: Likewise.
10346 * tree-call-cdce.c: Likewise.
10347 * tree-cfg.c: Likewise.
10348 * tree-complex.c: Likewise.
10349 * tree-core.h: Likewise.
10350 * tree-eh.c: Likewise.
10351 * tree-inline.c: Likewise.
10352 * tree-loop-distribution.c: Likewise.
10353 * tree-nrv.c: Likewise.
10354 * tree-profile.c: Likewise.
10355 * tree-sra.c: Likewise.
10356 * tree-ssa-alias.c: Likewise.
10357 * tree-ssa-dce.c: Likewise.
10358 * tree-ssa-dom.c: Likewise.
10359 * tree-ssa-forwprop.c: Likewise.
10360 * tree-ssa-loop-im.c: Likewise.
10361 * tree-ssa-loop-ivcanon.c: Likewise.
10362 * tree-ssa-loop-ivopts.c: Likewise.
10363 * tree-ssa-loop-niter.c: Likewise.
10364 * tree-ssa-phionlycprop.c: Likewise.
10365 * tree-ssa-phiopt.c: Likewise.
10366 * tree-ssa-propagate.c: Likewise.
10367 * tree-ssa-threadedge.c: Likewise.
10368 * tree-ssa-threadupdate.c: Likewise.
10369 * tree-ssa-uninit.c: Likewise.
10370 * tree-ssanames.c: Likewise.
10371 * tree-streamer-out.c: Likewise.
10372 * tree.c: Likewise.
10373 * tree.h: Likewise.
10374 * vr-values.c: Likewise.
10376 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
10378 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
10379 (ix86_split_xorsign): Ditto.
10380 * config/i386/i386.c (ix86_expand_xorsign): New function.
10381 (ix86_split_xorsign): Ditto.
10382 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
10383 (xorsign<mode>3): New expander.
10384 (xorsign<mode>3_1): New insn_and_split pattern.
10385 * config/i386/sse.md (xorsign<mode>3): New expander.
10387 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10389 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
10390 (*tablejump_sp64): Likewise.
10391 (*tablejump<P:mode>): ...this.
10392 (*call_address_sp32): Merge into...
10393 (*call_address_sp64): Likewise.
10394 (*call_address<P:mode>): ...this.
10395 (*call_symbolic_sp32): Merge into...
10396 (*call_symbolic_sp64): Likewise.
10397 (*call_symbolic<P:mode>): ...this.
10398 (call_value): Remove constraint and add predicate.
10399 (*call_value_address_sp32): Merge into...
10400 (*call_value_address_sp64): Likewise.
10401 (*call_value_address<P:mode>): ...this.
10402 (*call_value_symbolic_sp32): Merge into...
10403 (*call_value_symbolic_sp64): Likewise.
10404 (*call_value_symbolic<P:mode>): ...this.
10405 (*sibcall_symbolic_sp32): Merge into...
10406 (*sibcall_symbolic_sp64): Likewise.
10407 (*sibcall_symbolic<P:mode>): ...this.
10408 (sibcall_value): Remove constraint and add predicate.
10409 (*sibcall_value_symbolic_sp32): Merge into...
10410 (*sibcall_value_symbolic_sp64): Likewise.
10411 (*sibcall_value_symbolic<P:mode>): ...this.
10412 (window_save): Minor tweak.
10413 (*branch_sp32): Merge into...
10414 (*branch_sp64): Likewise.
10415 (*branch<P:mode>): ...this.
10417 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10418 James Clarke <jrtc27@jrtc27.com>
10421 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10422 consistently in TLS address generation and adjust code to the renaming
10423 of patterns. Mark calls to __tls_get_addr as const.
10424 * config/sparc/sparc.md (tgd_hi22): Turn into...
10425 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10426 (tgd_lo10): Turn into...
10427 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10428 (tgd_add32): Merge into...
10429 (tgd_add64): Likewise.
10430 (tgd_add<P:mode>): ...this and use Pmode throughout.
10431 (tldm_hi22): Turn into...
10432 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10433 (tldm_lo10): Turn into...
10434 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10435 (tldm_add32): Merge into...
10436 (tldm_add64): Likewise.
10437 (tldm_add<P:mode>): ...this and use Pmode throughout.
10438 (tldm_call32): Merge into...
10439 (tldm_call64): Likewise.
10440 (tldm_call<P:mode>): ...this and use Pmode throughout.
10441 (tldo_hix22): Turn into...
10442 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10443 (tldo_lox10): Turn into...
10444 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10445 (tldo_add32): Merge into...
10446 (tldo_add64): Likewise.
10447 (tldo_add<P:mode>): ...this and use Pmode throughout.
10448 (tie_hi22): Turn into...
10449 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10450 (tie_lo10): Turn into...
10451 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10452 (tie_ld64): Use DImode throughout.
10453 (tie_add32): Merge into...
10454 (tie_add64): Likewise.
10455 (tie_add<P:mode>): ...this and use Pmode throughout.
10456 (tle_hix22_sp32): Merge into...
10457 (tle_hix22_sp64): Likewise.
10458 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10459 (tle_lox22_sp32): Merge into...
10460 (tle_lox22_sp64): Likewise.
10461 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10462 (*tldo_ldub_sp32): Merge into...
10463 (*tldo_ldub_sp64): Likewise.
10464 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10465 (*tldo_ldub1_sp32): Merge into...
10466 (*tldo_ldub1_sp64): Likewise.
10467 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10468 (*tldo_ldub2_sp32): Merge into...
10469 (*tldo_ldub2_sp64): Likewise.
10470 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10471 (*tldo_ldsb1_sp32): Merge into...
10472 (*tldo_ldsb1_sp64): Likewise.
10473 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10474 (*tldo_ldsb2_sp32): Merge into...
10475 (*tldo_ldsb2_sp64): Likewise.
10476 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10477 (*tldo_ldub3_sp64): Use DImode throughout.
10478 (*tldo_ldsb3_sp64): Likewise.
10479 (*tldo_lduh_sp32): Merge into...
10480 (*tldo_lduh_sp64): Likewise.
10481 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10482 (*tldo_lduh1_sp32): Merge into...
10483 (*tldo_lduh1_sp64): Likewise.
10484 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10485 (*tldo_ldsh1_sp32): Merge into...
10486 (*tldo_ldsh1_sp64): Likewise.
10487 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10488 (*tldo_lduh2_sp64): Use DImode throughout.
10489 (*tldo_ldsh2_sp64): Likewise.
10490 (*tldo_lduw_sp32): Merge into...
10491 (*tldo_lduw_sp64): Likewise.
10492 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10493 (*tldo_lduw1_sp64): Use DImode throughout.
10494 (*tldo_ldsw1_sp64): Likewise.
10495 (*tldo_ldx_sp64): Likewise.
10496 (*tldo_stb_sp32): Merge into...
10497 (*tldo_stb_sp64): Likewise.
10498 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10499 (*tldo_sth_sp32): Merge into...
10500 (*tldo_sth_sp64): Likewise.
10501 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10502 (*tldo_stw_sp32): Merge into...
10503 (*tldo_stw_sp64): Likewise.
10504 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10505 (*tldo_stx_sp64): Use DImode throughout.
10507 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10509 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10510 check configure option to set BTI and Return Address Signing.
10511 * configure.ac: Add --enable-standard-branch-protection and
10512 --disable-standard-branch-protection.
10513 * configure: Regenerated.
10514 * doc/install.texi: Document the same.
10516 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10517 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10519 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10520 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10521 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10523 * config/aarch64/aarch64-bti-insert.c: New file.
10524 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10526 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10528 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10529 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10530 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10531 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10533 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10535 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10536 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10537 Disable bti for -mbranch-protection=none.
10538 (aarch64_handle_standard_branch_protection): Enable bti for
10539 -mbranch-protection=standard.
10540 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10541 -mbranch-protection.
10542 (aarch64_bti_enabled): Check if bti is enabled.
10543 * config/aarch64/aarch64.opt: Declare target variable.
10544 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10546 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10548 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10549 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10550 (aarch64_expand_epilogue): Likewise.
10551 (aarch64_output_mi_thunk): Likewise
10552 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10553 TAILCALL_ADDR_REGS to x16 and x17.
10554 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10556 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10558 * config/aarch64/aarch64-option-extensions.def: Define
10559 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10560 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10561 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10562 (AARCH64_FL_PREDRES): New.
10563 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10564 AARCH64_FL_PREDRES by default.
10565 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10567 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10569 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10571 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10572 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10573 * doc/invoke.texi: Document ARMv8.5-A.
10575 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10577 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10578 (xorsign<mode>3): Likewise.
10580 2019-01-09 Jelinek <jakub@redhat.com>
10582 PR middle-end/88758
10583 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10584 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10586 PR rtl-optimization/88331
10587 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10588 not currently_expanding_to_rtl.
10590 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10592 * doc/invoke.texi (-Os): Remove trailing spaces.
10593 (-finline-functions): Remove reference to -O2.
10595 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10597 PR rtl-optimization/79593
10598 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10600 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10601 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10603 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10606 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10610 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10611 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10613 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10616 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10617 ix86_avx_u128_mode_entry.
10619 2019-01-08 Martin Liska <mliska@suse.cz>
10621 PR tree-optimization/88753
10622 * tree-switch-conversion.c (switch_conversion::build_one_array):
10623 Come up with local variable constructor. Convert first to
10624 type of constructor values.
10626 2019-01-08 Richard Biener <rguenther@suse.de>
10628 PR tree-optimization/86554
10629 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10630 rpo_avail): Move earlier.
10631 (visit_nary_op): When value-numbering to expressions
10632 with different overflow behavior make sure there's an
10633 available expression on the path.
10635 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10637 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10638 aarch64_parse_branch_protection,
10639 struct aarch64_branch_protect_type,
10640 aarch64_handle_no_branch_protection,
10641 aarch64_handle_standard_branch_protection,
10642 aarch64_validate_mbranch_protection,
10643 aarch64_handle_pac_ret_protection,
10644 aarch64_handle_attr_branch_protection,
10645 accepted_branch_protection_string,
10646 aarch64_pac_ret_subtypes,
10647 aarch64_branch_protect_types,
10648 aarch64_handle_pac_ret_leaf): Define.
10649 (aarch64_override_options_after_change_1, aarch64_override_options):
10650 Add check for accepted_branch_protection_string.
10651 (aarch64_option_save): Save accepted_branch_protection_string.
10652 (aarch64_option_restore): Save accepted_branch_protection_string.
10653 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10654 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10655 msign-return-address.
10656 * doc/invoke.texi: Add mbranch-protection.
10658 2019-01-08 Alan Modra <amodra@gmail.com>
10661 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10662 Delete "unknownp" parameter. Adjust callers. Handle
10663 CONST_INT, PLUS, MINUS, and MULT.
10664 (attr_value_aligned): Renamed from or_attr_value.
10665 (min_attr_value): Return INT_MIN for unhandled rtl case..
10666 (min_fn): ..and translate to INT_MAX here.
10667 (write_length_unit_log): Modify to cope without "unknown".
10668 (write_attr_value): Handle IF_THEN_ELSE.
10670 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10672 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10673 optimization for masked stores.
10675 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10677 PR middle-end/88567
10678 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10679 output vector directly to duplicate_and_interleave instead of
10680 going through a temporary. Postpone insertion of ctor_seq to
10681 the end of the loop.
10683 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10686 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10687 unsigned_p. Handle signed and unsigned overflow correction as
10689 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10691 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10693 (add<mode>3_compareV_imm): Make this callable for expanding.
10694 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10695 aarch64_plus_operand for operand 2.
10696 (subv<GPI:mode>_insn): New insn pattern.
10697 (subv<GPI:mode>_imm): Likewise.
10698 (negv<GPI:mode>3): New expand pattern.
10699 (negv<GPI:mode>_insn): New insn pattern.
10700 (negv<GPI:mode>_cmp_only): Likewise.
10701 (cmpv<GPI:mode>_insn): Likewise.
10702 (subvti4): Use register_operand for operand 1. Update call to
10703 aarch64_expand_subvti.
10704 (usubvti4): Likewise.
10705 (negvti3): New expand pattern.
10706 (negdi_carryout): New insn pattern.
10707 (negvdi_carryinV): New insn pattern.
10708 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10709 version the named version.
10710 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10712 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10714 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10716 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10717 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10718 (sub<mode>3_carryinCV): Delete.
10719 (sub<GPI:mode>3_carryinV): New expand pattern.
10720 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10722 2019-01-07 Richard Biener <rguenther@suse.de>
10724 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10725 of tree_operand_hash.
10727 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10729 PR tree-optimization/88598
10730 * tree.h (single_nonzero_element): Declare.
10731 * tree.c (single_nonzero_element): New function.
10732 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10733 if I is the only nonzero element of CST.
10735 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10737 PR tree-optimization/88598
10738 * tree.h (initializer_each_zero_or_onep): Declare.
10739 * tree.c (initializer_each_zero_or_onep): New function.
10740 (signed_or_unsigned_type_for): Handle float types too.
10741 (unsigned_type_for, signed_type_for): Update comments accordingly.
10742 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10743 x & { 0 or -1, 0 or -1, ... }.
10745 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10747 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10748 with x86_64-pc-linux-gnu.
10750 2019-01-07 Tom de Vries <tdevries@suse.de>
10753 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10755 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10758 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10760 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10761 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10762 TARGET_AVX512F as condition.
10765 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10766 const_not_ok_for_debug_p target hook.
10767 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10768 on UNSPEC and subexpressions thereof if all subexpressions of the
10769 UNSPEC are CONSTANT_P.
10771 PR tree-optimization/88676
10772 * tree-ssa-phiopt.c (two_value_replacement): New function.
10773 (tree_ssa_phiopt_worker): Call it.
10776 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10777 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10780 * tree-vect-generic.c: Include insn-config.h and recog.h.
10781 (expand_vector_piecewise): Add defaulted ret_type argument,
10782 if non-NULL, use that in preference to type for the result type.
10783 (expand_vector_parallel): Formatting fix.
10784 (do_vec_conversion, do_vec_narrowing_conversion,
10785 expand_vector_conversion): New functions.
10786 (expand_vector_operations_1): Call expand_vector_conversion
10787 for VEC_CONVERT ifn calls.
10788 * internal-fn.def (VEC_CONVERT): New internal function.
10789 * internal-fn.c (expand_VEC_CONVERT): New function.
10790 * fold-const-call.c (fold_const_vec_convert): New function.
10791 (fold_const_call): Use it for CFN_VEC_CONVERT.
10792 * doc/extend.texi (__builtin_convertvector): Document.
10794 2019-01-07 Tom de Vries <tdevries@suse.de>
10796 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10797 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10798 vector_red_partition, vector_red_sym): New global variables.
10799 (nvptx_option_override): Initialize vector_red_sym.
10800 (nvptx_declare_function_name): Restore red_partition register.
10801 (nvptx_file_end): Emit code to declare the vector reduction variables.
10802 (nvptx_output_red_partition): New function.
10803 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10804 large vector reductions.
10805 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10806 (nvptx_init_builtins): Add VECTOR_ADDR.
10807 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10808 Handle nvptx_expand_shared_addr.
10809 (nvptx_get_shared_red_addr): Add vector argument and handle large
10811 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10813 (nvptx_goacc_reduction_init): Likewise.
10814 (nvptx_goacc_reduction_fini): Likewise.
10815 (nvptx_goacc_reduction_teardown): Likewise.
10816 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10817 init,fini,teardown}.
10818 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10819 (nvptx_set_current_function): Init vector_red_partition.
10820 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10821 (nvptx_red_partition): New insn.
10822 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10824 2019-01-07 Tom de Vries <tdevries@suse.de>
10827 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10830 2019-01-07 Tom de Vries <tdevries@suse.de>
10832 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10833 (nvptx_option_override): Init oacc_bcast_partition.
10834 (nvptx_init_oacc_workers): New function.
10835 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10836 (nvptx_needs_shared_bcast): New function.
10837 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10838 to propagate state.
10839 (nvptx_shared_propagate): Initialize vector bcast partition and
10840 synchronization state.
10841 (nvptx_single): Generalize to enable vectors to use shared-memory
10842 to propagate state.
10843 (nvptx_process_pars): Likewise.
10844 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10845 * config/nvptx/nvptx.h (struct machine_function): Add
10846 bcast_partition and sync_bar members.
10848 2019-01-07 Tom de Vries <tdevries@suse.de>
10850 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10851 (nvptx_apply_dim_limits): New function.
10852 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10855 2019-01-07 Tom de Vries <tdevries@suse.de>
10857 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10858 as late as possible.
10860 2019-01-07 Tom de Vries <tdevries@suse.de>
10862 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10863 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10864 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10865 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10866 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10868 2019-01-07 Tom de Vries <tdevries@suse.de>
10870 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10872 2019-01-07 Tom de Vries <tdevries@suse.de>
10874 * omp-offload.c (oacc_get_min_dim): New function.
10875 * omp-offload.h (oacc_get_min_dim): Declare.
10877 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10880 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10881 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10883 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10887 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10889 * ipa-inline.c (edge_badness): Use inlined_time instead of
10890 inline_summaries->get.
10892 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10894 * opts.c (enable_fdo_optimizations): Enable
10895 version-loops-for-strides, loop-interchange, unrol-and-jam
10896 and tree-loop-distribution.
10897 * invoke.texi: Document newly enabled options.
10899 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10901 * doc/invoke.texi (max-inline-insns-small): New parameters.
10902 * ipa-inline.c (want_early_inline_function_p): simplify.
10903 (want_inline_small_function_p): Fix pasto from previous patch;
10904 use max-inline-insns-small bound.
10905 * params.def (max-inline-insns-small): New param.
10906 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10907 variables correctly.
10909 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10911 * doc/invoke.texi: Document max-inline-insns-size,
10912 uninlined-function-insns, uninlined-function-time,
10913 uninlined-thunk-insns and uninlined-thunk-time.
10914 * params.def: Add max-inline-insns-size,
10915 uninlined-function-insns, uninlined-function-time,
10916 uninlined-thunk-insns and uninlined-thunk-time.
10917 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10919 * ipa-inline.c (can_inline_edge_by_limits_p,
10920 want_inline_small_function_p): Use new parameters.
10922 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10924 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10926 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10928 PR middle-end/82564
10930 * expr.c (expand_assignment): For calls returning VLA structures
10931 if to_rtx is not a MEM, force it into a stack temporary.
10934 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10935 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10936 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10937 subexpressions of both operands.
10938 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10939 subrtxes are CONSTANT_P.
10940 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10941 2018-11-09 changes.
10943 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10945 * params.def (hot-bb-count-ws-permille): Set to 990.
10947 2019-01-04 Martin Sebor <msebor@redhat.com>
10950 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10953 2019-01-04 Martin Sebor <msebor@redhat.com>
10956 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10958 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10960 * gdbinit.in: Turn off pagination for the skip commands, restore
10961 it to previous state afterwards.
10963 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10966 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10967 of GET_MODE (opN) as modes of the libcall arguments.
10969 2019-01-04 Jan Beulich <jbeulich@suse.com>
10971 * config/i386/sse.md
10972 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10973 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10974 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10975 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10976 avx512f_vmcmp<mode>3<round_saeonly_name>,
10977 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10978 avx512f_maskcmp<mode>3,
10979 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10980 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10981 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10982 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10983 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10984 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10985 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10986 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10987 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10988 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10989 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10990 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10991 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10992 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10993 avx512cd_maskb_vec_dup<mode>,
10994 avx512cd_maskw_vec_dup<mode>,
10995 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10996 avx512dq_vmfpclass<mode>,
10997 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
11000 2019-01-03 Martin Sebor <msebor@redhat.com>
11002 PR tree-optimization/88659
11003 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
11005 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
11007 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
11008 unaligned vsx and avoid lxvd2x/stxvd2x.
11009 (gen_lvx_v4si_move): New function.
11011 2019-01-03 Tom de Vries <tdevries@suse.de>
11013 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
11014 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
11016 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
11018 2019-01-03 Tom de Vries <tdevries@suse.de>
11020 * config/nvptx/nvptx.c (struct offload_attrs): New.
11021 (populate_offload_attrs): New function. Factor mask extraction out of
11022 nvptx_reorg. Add extraction of dimensions.
11023 (nvptx_reorg): Use populate_offload_attrs.
11025 2019-01-03 Tom de Vries <tdevries@suse.de>
11027 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
11028 cases for oacc_min_dims_p and routine_p. Add asserts for
11029 oacc_default_dims_p and offload_region_p.
11031 2019-01-03 Tom de Vries <tdevries@suse.de>
11033 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
11034 factored out of ...
11035 (nvptx_goacc_validate_dims): ... here.
11037 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11039 PR tree-optimization/85574
11040 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
11042 (struct ssa_equip_hash_traits): Declare.
11043 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
11045 2019-01-03 Jakub Jelinek <jakub@redhat.com>
11048 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
11049 change it to qualified_type.
11051 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11053 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
11054 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
11056 2019-01-02 Martin Sebor <msebor@redhat.com>
11057 Jeff Law <law@redhat.com>
11059 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
11060 (get_range_strlen_tree): Update appropriately.
11062 * gimple-fold.h (get_range_strlen): Drop unused last argument.
11064 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
11065 rather than set_range_info.
11066 * tree-ssa-strlen.c (set_strlen_range): Extracted from
11067 maybe_set_strlen_range. Handle potentially boundary crossing
11068 cases more conservatively.
11069 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
11070 Call set_strlen_range.
11071 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
11073 PR middle-end/88663
11074 * gimple-fold.c (get_range_strlen): Update prototype to no longer
11075 need the flexp argument.
11076 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
11077 from calls to get_range_strlen. Update comments. Just update
11078 VAL for an unterminated const char array and let the reset of the
11079 code handle it normally. No longer try to set *flexp. Adjust
11081 (get_range_strlen): Update for the new get_range_strlen API.
11082 (get_maxval_strlen): Similarly.
11083 (gimple_fold_builtin_strlen): Handle update meaning of return value
11084 from get_range_strlen.
11085 * gimple-ssa-sprintf.c (get_string_length): Update for the new
11086 get_range_strlen API.
11088 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
11091 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
11092 false at WPA time when body was removed.
11094 2019-01-02 Martin Liska <mliska@suse.cz>
11096 PR tree-optimization/88650
11097 * predict.c (set_even_probabilities): Calculate probability
11098 remainer only when really used.
11100 2019-01-02 Richard Biener <rguenther@suse.de>
11102 PR middle-end/88651
11103 * tree-data-ref.c (analyze_subscript_affine_affine): Use
11104 widest_ints when mangling max_stmt_execution results.
11106 2019-01-02 Richard Biener <rguenther@suse.de>
11108 PR tree-optimization/88621
11109 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
11110 bitfields when canoncalizing.
11112 2019-01-02 Richard Biener <rguenther@suse.de>
11115 * config/i386/x86-tune-costs.h (intel_cost): Adjust
11116 cost of cheap SSE instruction.
11118 2019-01-02 Richard Biener <rguenther@suse.de>
11121 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
11122 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
11124 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
11125 set after UIDs before splitting them.
11127 2019-01-01 Martin Sebor <msebor@redhat.com>
11128 Jeff Law <law@redhat.com>
11130 * gimple-fold.c (get_range_strlen_tree): Record if the computed
11131 length is optimistic. If it is, then arrange to compute the
11132 conservative length as well.
11134 * gimple-fold.h (get_range_strlen): Update prototype.
11135 * builtins.c (check_access): Update call to get_range_strlen to use
11136 c_strlen_data pointer. Change various variable accesses to instead
11137 pull data from the c_strlen_data structure.
11138 (check_strncat_sizes, expand_builtin_strncat): Likewise.
11139 * calls.c (maybe_warn_nonstring_arg): Likewise.
11140 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
11141 minimum length if maximum lengh is unknown.
11142 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
11143 that used c_strlen, it's no longer needed. Restructure slightly.
11144 (format_string): Set unlikely range appropriately.
11145 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
11147 (get_range_strlen): Accept c_strlen_data pointer for external
11148 call sites as well. Pass through to call to internal get_range_strlen.
11149 Adjust minlen, maxlen and maxbound as needed.
11150 (get_maxval_strlen): Update comments.
11151 (gimple_fold_builtin_strlen): Update call to get_range_strlen
11152 to use c_strlen_data pointer. Change variable accesses to instead
11153 use c_strlen_data data members.
11155 * gimple-fold.c (get_range_strlen): Update prototype.
11156 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
11157 local variables. Use pdata to return information to caller.
11158 Update calls to get_range_strlen. Update pdata->maxbound.
11159 (get_range_strlen -- static version): Similarly.
11160 (get_range_strlen -- extern version): Update for internal
11161 get_range_strlen API change. Convert to external data format.
11162 (get_maxval_strlen): Similarly.
11164 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
11166 * coverage.c (get_coverage_counts): Use current_function_decl.
11167 * profile.c (read_thunk_profile): New function.
11168 (branch_prob): Add THUNK parameter.
11169 * tree-profile.c (tree_profiling): Handle thunks.
11170 * value-prof.c (init_node_map): Handle thunks.
11171 * value-prof.h (branch_prob): Upate prototype.
11172 (read_thunk_profile): Declare.
11174 2019-01-01 Jakub Jelinek <jakub@redhat.com>
11176 Update copyright years.
11178 * gcc.c (process_command): Update copyright notice dates.
11179 * gcov-dump.c (print_version): Ditto.
11180 * gcov.c (print_version): Ditto.
11181 * gcov-tool.c (print_version): Ditto.
11182 * gengtype.c (create_file): Ditto.
11183 * doc/cpp.texi: Bump @copying's copyright year.
11184 * doc/cppinternals.texi: Ditto.
11185 * doc/gcc.texi: Ditto.
11186 * doc/gccint.texi: Ditto.
11187 * doc/gcov.texi: Ditto.
11188 * doc/install.texi: Ditto.
11189 * doc/invoke.texi: Ditto.
11191 Copyright (C) 2019 Free Software Foundation, Inc.
11193 Copying and distribution of this file, with or without modification,
11194 are permitted in any medium without royalty provided the copyright
11195 notice and this notice are preserved.