1 2019-06-10 Vladislav Ivanishin <vlad@ispras.ru>
3 * gcov-tool.c (merge_usage, rewrite_usage): Mark with
4 ATTRIBUTE_NORETURN thus making consistent with overlap_usage.
6 2019-06-10 Jakub Jelinek <jakub@redhat.com>
8 * tree.def (OMP_SCAN): New tree code.
9 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_INCLUSIVE and
11 * tree.h (OMP_CLAUSES): Use OMP_SCAN instead of OMP_TASKGROUP.
12 (OMP_SCAN_BODY, OMP_SCAN_CLAUSES): Define.
13 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries for
14 OMP_CLAUSE_{IN,EX}CLUSIVE.
15 (walk_tree_1): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
16 * tree-nested.c (convert_nonlocal_reference_stmt,
17 convert_local_reference_stmt, convert_gimple_call): Handle
19 * tree-pretty-print.c (dump_omp_clause): Handle
20 OMP_CLAUSE_{IN,EX}CLUSIVE.
21 (dump_generic_node): Handle OMP_SCAN.
22 * gimple.def (GIMPLE_OMP_SCAN): New gimple code.
23 * gimple.h (gomp_scan): New type.
24 (is_a_helper <gomp_scan *>::test,
25 is_a_helper <const gomp_scan *>::test): New templates.
26 (gimple_build_omp_scan): Declare.
27 (gimple_omp_scan_clauses, gimple_omp_scan_clauses_ptr,
28 gimple_omp_scan_set_clauses): New inline functions.
29 (CASE_GIMPLE_OMP): Add case GIMPLE_OMP_SCAN:.
30 * gimple.c (gimple_build_omp_scan): New function.
31 (gimple_copy): Handle GIMPLE_OMP_SCAN.
32 * gimple-walk.c (walk_gimple_op, walk_gimple_stmt): Likewise.
33 * gimple-pretty-print.c (dump_gimple_omp_block): Don't handle
35 (dump_gimple_omp_scan): New function.
36 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCAN.
37 * gimple-low.c (lower_stmt): Handle GIMPLE_OMP_SCAN.
38 * tree-inline.c (remap_gimple_stmt, estimate_num_insns): Likewise.
39 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_REDUCTION_INSCAN.
40 (is_gimple_stmt): Handle OMP_SCAN.
41 (gimplify_scan_omp_clauses): Reject inscan reductions on constructs
42 other than OMP_FOR or OMP_SIMD. Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
43 (gimplify_adjust_omp_clauses): Diagnose inscan reductions not
44 mentioned in nested #pragma omp scan. Handle
45 OMP_CLAUSE_{IN,EX}CLUSIVE.
46 (gimplify_expr): Handle OMP_SCAN.
47 * omp-low.c (check_omp_nesting_restrictions): For parent context,
48 look through GIMPLE_OMP_SCAN context. Allow #pragma omp scan in
50 (scan_omp_1_stmt, lower_omp_1, diagnose_sb_1, diagnose_sb_2): Handle
53 2019-06-10 Martin Liska <mliska@suse.cz>
55 * ipa-cp.c (ignore_edge_p): New function.
56 (build_toporder_info): Use it.
57 * ipa-inline.c (ignore_edge_p): New function.
58 (inline_small_functions): Use it.
59 * ipa-pure-const.c (ignore_edge_for_nothrow):
60 Verify opt_for_fn for caller and callee.
61 (ignore_edge_for_pure_const): Likewise.
62 * ipa-reference.c (ignore_edge_p): Extend to check
64 * ipa-utils.c (searchc): Refactor.
65 * ipa-utils.h: Fix coding style.
67 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
69 * config/arc/arc.c (arc_rtx_costs): Update costs.
71 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
73 * config/arc/arc-protos.h (arc_check_ior_const): Declare.
74 (arc_split_ior): Likewise.
75 (arc_check_mov_const): Likewise.
76 (arc_split_mov_const): Likewise.
77 * config/arc/arc.c (arc_print_operand): Fix 'z' letter.
78 (arc_rtx_costs): Replace check Crr with Cax constraint.
79 (prepare_move_operands): Cleanup, remove unused code.
80 (arc_split_ior): New function.
81 (arc_check_ior_const): Likewise.
82 (arc_split_mov_const): Likewise.
83 (arc_check_mov_const): Likewise.
84 * config/arc/arc.md (movsi_insn): Restructure it, and convert it
85 in define_insn_and_split pattern.
87 (mulsi3_v2): Add new matching variant.
88 (andsi3_i): Cleanup pattern.
89 (rotrsi3_cnt1): Update pattern.
90 (rotrsi3_cnt8): New pattern.
91 (ashlsi2_cnt8): Likewise.
92 (ashlsi2_cnt16): Likewise.
93 * config/arc/constraints.md (C0p): Update constraint.
98 2019-06-10 Martin Liska <mliska@suse.cz>
100 * ipa-icf.c (sem_item_optimizer::parse_nonsingleton_classes):
102 (sem_item_optimizer::dump_cong_classes):
103 Print how many items are in a non-singular class. Improve
106 2019-06-10 Martin Liska <mliska@suse.cz>
108 * value-prof.c (dump_histogram_value): Change dump format.
109 (gimple_mod_subtract_transform): Remove legacy comment.
111 2019-06-10 Martin Liska <mliska@suse.cz>
113 * value-prof.c (dump_histogram_value): Print histogram values
116 2019-06-10 Martin Liska <mliska@suse.cz>
118 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): New.
119 (GCOV_SINGLE_VALUE_COUNTERS): Likewise.
120 * ipa-profile.c (ipa_profile_generate_summary):
121 Use get_most_common_single_value.
122 * tree-profile.c (gimple_init_gcov_profiler):
123 Instrument with __gcov_one_value_profiler_v2
124 and __gcov_indirect_call_profiler_v4.
125 * value-prof.c (dump_histogram_value):
126 Print all values for HIST_TYPE_SINGLE_VALUE.
127 (stream_out_histogram_value): Update assert for
129 (stream_in_histogram_value): Set number of
130 counters for HIST_TYPE_SINGLE_VALUE.
131 (get_most_common_single_value): New.
132 (gimple_divmod_fixed_value_transform):
133 Use get_most_common_single_value.
134 (gimple_ic_transform): Likewise.
135 (gimple_stringops_transform): Likewise.
136 (gimple_find_values_to_profile): Set number
137 of counters for HIST_TYPE_SINGLE_VALUE.
138 * value-prof.h (get_most_common_single_value):
141 2019-06-10 Martin Liska <mliska@suse.cz>
143 * hash-map.h: Pass default value to hash_table ctor.
144 * hash-table.h: Add default value to call of a ctor.
146 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
148 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
149 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
151 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
154 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
155 Call pa_output_function_label.
156 (TARGET_ASM_FUNCTION_PROLOGUE): define.
157 * config/pa/pa-protos.h (pa_output_function_label): Declare.
158 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
160 (pa_linux_output_function_prologue): Declare.
161 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
162 (pa_output_function_label): New.
163 (pa_output_function_prologue): Revise to use pa_output_function_label.
164 (pa_linux_output_function_prologue): New.
165 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
167 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
169 * tree-vrp.h (value_range_base::intersect): New.
170 (value_range::intersect_helper): Move from here...
171 (value_range_base::intersect_helper): ...to here.
172 * tree-vrp.c (value_range::intersect_helper): Rename to...
173 (value_range_base::intersect_helper): ...this, and rewrite to
174 return a value instead of modifying THIS in place.
175 Also, move equivalence handling...
176 (value_range::intersect): ...here, while calling intersect_helper.
177 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
179 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
181 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
183 2019-06-07 Jakub Jelinek <jakub@redhat.com>
185 * Makefile.in (genprogerr): Add condmd.
186 (genprog): Remove it here.
188 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
190 * doc/invoke.texi (AMD GCN Options): Add gfx906.
192 2019-06-07 Richard Biener <rguenther@suse.de>
195 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
196 that appear after user labels.
198 2019-06-07 Martin Liska <mliska@suse.cz>
200 * cselib.c (cselib_init): Disable hash table
202 * hash-set.h: Pass new default argument to m_table.
203 * hash-table.c: Add global variable with hash table
205 * hash-table.h (Allocator>::hash_table): Add new argument
207 (hashtab_chk_error): New.
208 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
209 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
210 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
212 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
214 * common.opt (flto-odr-type-merging): Ignore.
215 * invoke.texi (-flto-odr-type-merging): Remove.
216 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
217 (can_be_vtable_hashed_p): Remove.
218 (hash_odr_vtable): Remove.
219 (odr_vtable_hasher::hash): Remove.
220 (types_same_for_odr): Remove.
221 (types_odr_comparable): Remove.
222 (odr_vtable_hasher::equal): Remove.
223 (odr_vtable_hash_type, odr_vtable_hash): Remove.
224 (add_type_duplicate): Do not synchronize vtable and name hashtables.
225 (get_odr_type): Do not use vtable hash.
226 (dump_odr_type): Remove commented out code.
227 (build_type_inheritance_graph): Do not allocate vtable hash.
228 (rebuild_type_inheritance_graph): Do not delete vtable hash.
229 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
230 (odr_type_p): Likewise.
231 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
234 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
236 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
237 immediately after same_types_for_tbaa_p returns -1 and continue
238 looking for possible exact match; if matching types are arrays
239 watch for partial overlaps.
240 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
241 (indirect_refs_may_alias_p): Do type based disambiguation first;
244 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
246 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
248 2019-06-07 Martin Liska <mliska@suse.cz>
250 * doc/invoke.texi: Remove param.
251 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
253 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
254 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
255 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
256 * profile.c (instrument_values): Remove
257 HIST_TYPE_INDIR_CALL_TOPN.
258 * tree-profile.c (init_ic_make_global_vars):
259 Always build __gcov_indirect_call only.
260 (gimple_init_gcov_profiler): Remove usage
261 of PARAM_INDIR_CALL_TOPN_PROFILE.
262 (gimple_gen_ic_profiler): Likewise.
263 * value-prof.c (dump_histogram_value): Likewise.
264 (stream_in_histogram_value): Likewise.
265 (gimple_indirect_call_to_profile): Likewise.
266 (gimple_find_values_to_profile): Likewise.
267 * value-prof.h (enum hist_type): Likewise.
269 2019-06-07 Martin Liska <mliska@suse.cz>
271 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
274 2019-06-07 Martin Liska <mliska@suse.cz>
276 PR tree-optimization/78902
277 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
278 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
279 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
280 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
281 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
282 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
283 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
284 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
285 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
286 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
287 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
288 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
289 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
291 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
292 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
293 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
294 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
295 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
296 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
297 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
298 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
299 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
300 warn_unused_result attribute.
301 (BUILT_IN_STRDUP): Likewise.
302 (BUILT_IN_STRNDUP): Likewise.
303 (BUILT_IN_ALLOCA): Likewise.
304 (BUILT_IN_CALLOC): Likewise.
305 (BUILT_IN_MALLOC): Likewise.
306 (BUILT_IN_REALLOC): Likewise.
308 2019-06-06 Jim Wilson <jimw@sifive.com>
311 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
312 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
313 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
315 2019-06-06 Martin Sebor <msebor@redhat.com>
317 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
318 (handle_builtin_malloc): Remove trailing spaces.
319 (handle_builtin_memset): Same.
320 (handle_builtin_memcmp): Same.
321 (compute_string_length): Same.
322 (determine_min_objsize): Same.
323 (handle_builtin_string_cmp): Same.
324 (handle_char_store): Same. Break up excessively long line.
326 2019-06-06 Martin Jambor <mjambor@suse.cz>
328 * tree-sra.c (build_reconstructed_reference): Drop the alignment
331 2019-06-06 Martin Jambor <mjambor@suse.cz>
333 * tree-sra.c (struct access): New field grp_same_access_path.
334 (dump_access): Dump it.
335 (build_reconstructed_reference): New function.
336 (build_ref_for_model): Use it if possible.
337 (path_comparable_for_same_access): New function.
338 (same_access_path_p): Likewise.
339 (sort_and_splice_var_accesses): Set the new flag.
340 (analyze_access_subtree): Likewise.
341 (propagate_subaccesses_across_link): Propagate zero value of the new
342 flag down the access tree.
344 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
346 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
347 * config/gcn/gcn.opt (gpu_type): Add gfx906.
348 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
349 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
352 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
354 PR tree-optimization/90332
355 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
356 Handle VALS containing two vectors.
357 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
359 (@aarch64_combinez<mode>): ... This.
360 (*aarch64_combinez_be<mode>): Rename to...
361 (@aarch64_combinez_be<mode>): ... This.
362 (vec_init<mode><Vhalf>): New define_expand.
363 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
365 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
367 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
368 library functions only when not optimizing for size.
375 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
377 PR rtl-optimization/88751
378 * ira.c (ira): Use the number of the actually referenced registers
379 when calculating the threshold.
381 2019-06-06 Jakub Jelinek <jakub@redhat.com>
383 * configure: Regenerate.
385 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
387 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
388 register if it is in memory, so the shift can be emulated with a rotate
393 2019-06-06 Martin Liska <mliska@suse.cz>
395 PR tree-optimization/87954
396 * match.pd: Simplify mult where both arguments are 0 or 1.
398 2019-06-06 Richard Biener <rguenther@suse.de>
400 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
401 put equivalences on UNDEFINED ranges.
402 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
403 Make sure to drop defs of stmts added during simplification
406 2019-06-06 Richard Biener <rguenther@suse.de>
408 * tree-ssa-structalias.c: Include tree-cfg.h.
409 (make_heapvar): Do not make heap vars artificial.
410 (find_func_aliases_for_builtin_call): Handle stack allocation
412 (find_func_aliases): Delay processing of simple enough returns
414 (set_uids_in_ptset): Adjust.
415 (find_what_var_points_to): Likewise.
416 (solve_constraints): Do not dump points-to sets here.
417 (compute_points_to_sets): Post-process return statements,
418 amending the escaped solution. Dump points-to sets afterwards.
419 (ipa_pta_execute): Dump points-to sets.
421 2019-06-06 Martin Liska <mliska@suse.cz>
424 * doc/install.texi: Fix HTML headers and
425 titles for 'Installing GCC' pages.
427 2019-06-06 Martin Liska <mliska@suse.cz>
429 * ipa-icf-gimple.h (dump_message_1): Remove.
430 (dump_message): Likewise.
431 (return_false_with_message_1): Print also file.
432 (return_false_with_msg): Likewise.
433 (return_with_result): Likewise.
434 (return_with_debug): Likewise.
435 * ipa-icf.c (sem_function::equals_private): Remove call
438 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
440 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
441 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
442 memory operand for it.
443 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
445 2019-06-05 Martin Sebor <msebor@redhat.com>
447 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
448 Adjust quoting and hyphenation.
449 * convert.c (convert_to_real_1): Same.
450 * gcc.c (driver_wrong_lang_callback): Same.
451 (driver::handle_unrecognized_options): Same.
452 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
453 * opts-common.c (cmdline_handle_error): Same.
454 (read_cmdline_option): Same.
455 * opts-global.c (complain_wrong_lang): Same.
456 (print_ignored_options): Same.
457 (handle_common_deferred_options): Same.
458 * pretty-print.h: Same.
459 * print-rtl.c (debug_bb_n_slim): Same.
460 * sched-rgn.c (make_pass_sched_fusion): Same.
461 * tree-cfg.c (verify_gimple_assign_unary): Same.
462 (verify_gimple_label): Same.
463 * tree-ssa-operands.c (verify_ssa_operands): Same.
464 * varasm.c (do_assemble_alias): Same.
465 (assemble_alias): Same.
467 2019-06-05 Richard Henderson <rth@twiddle.net>
469 * config/alpha/alpha.c (direct_return): Move down after
470 struct machine_function definition; use saved frame_size;
472 (struct machine_function): Add sa_mask, sa_size, frame_size.
473 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
474 (alpha_compute_frame_layout): ... new function.
475 (TARGET_COMPUTE_FRAME_LAYOUT): New.
476 (alpha_initial_elimination_offset): Use saved sa_size.
477 (alpha_vms_initial_elimination_offset): Likewise.
478 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
479 (alpha_expand_prologue): Use saved frame data. Merge integer
480 and fp register save loops.
481 (alpha_expand_epilogue): Likewise.
482 (alpha_start_function): Use saved frame data.
483 * config/alpha/alpha-protos.h (direct_return): Update.
484 (alpha_sa_size): Remove.
486 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
488 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
489 multiplication by a power-of-two value.
490 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
491 and turn the modulo operation into a masking operation.
493 2019-06-05 Jakub Jelinek <jakub@redhat.com>
496 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
497 with VOIDmode inner operands.
499 2019-06-05 Richard Biener <rguenther@suse.de>
502 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
503 turn an expression graph into a tree.
505 2019-06-05 Jakub Jelinek <jakub@redhat.com>
507 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
509 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
510 treat it like explicit monotonic schedule modifier.
511 (expand_omp_for): Initialize has_lastprivate_conditional.
512 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
515 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
516 references, lookup in in hash map MEM_REF operand instead of the
518 (lower_omp_1): When looking for lastprivate conditional assignments,
519 handle MEM_REFs with REFERENCE_TYPE operands.
521 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
522 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
523 and references a VLA. Handle references to non-VLAs if is_simd
524 all privatization clauses like reductions.
525 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
526 If omp_is_reference, use always omp simd arrays and set
527 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
528 fails, emit reference initialization.
530 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
533 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
534 _mm_mask_fpclass_sd_mask): New intrinsics.
535 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
536 * config/i386/i386-builtin.def
537 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
539 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
540 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
541 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
542 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
543 case QI_FTYPE_V2SF_INT): Ditto.
545 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
546 Extended to insnstructions with mask operands.
548 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
550 * config/rs6000/constraints.md (define_register_constraint "wp"):
552 (define_register_constraint "wq"): Delete.
553 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
554 (rs6000_init_hard_regno_mode_ok): Adjust.
555 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
556 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
557 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
558 (define_mode_attr VSa): Delete.
559 (define_mode_attr VSisa): New.
560 (rest of file): Adjust.
561 * doc/md.texi (Machine Constraints): Adjust.
563 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
565 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
566 (define_attr "enabled"): Handle those new isa values.
568 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
570 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
571 (define_mode_attr VSr5): Delete.
572 (define_mode_attr VStype_sqrt): Delete.
573 (define_mode_iterator VSX_SPDP): Delete.
574 (define_mode_attr VS_spdp_res): Delete.
575 (define_mode_attr VS_spdp_insn): Delete.
576 (define_mode_attr VS_spdp_type): Delete.
577 (*vsx_sqrt<mode>2): Adjust.
578 (vsx_<VS_spdp_insn>): Delete, split to...
579 (vsx_xscvdpsp): ... this. New. And...
580 (vsx_xvcvspdp): ... this. New. And...
581 (vsx_xvcvdpsp): ... this. New.
583 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
585 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
587 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
588 (rest of file): Adjust.
590 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
592 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
593 (vsx_extract_<mode>_var): Ditto.
595 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
597 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
600 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
602 * config/rs6000/constraints.md (define_register_constraint "ww"):
604 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
605 (rs6000_init_hard_regno_mode_ok): Adjust.
606 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
607 RS6000_CONSTRAINT_ww.
608 * config/rs6000/rs6000.md: Adjust.
609 * config/rs6000/vsx.md: Adjust.
610 * doc/md.texi (Machine Constraints): Adjust.
612 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
614 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
615 (define_mode_attr sd): New.
616 (define_mode_attr s): New.
617 (define_mode_attr Ftrad): Delete.
618 (define_mode_attr Fvsx): Delete.
619 (define_mode_attr Fs): Delete.
620 (rest of file): Use the new mode attributes.
621 * config.rs6000/vsx.md: Use the new mode attributes.
623 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
625 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
628 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
630 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
631 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
632 used with VSX_B, VSX_D, or VSX_F, with just "wa".
634 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
637 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
638 C++ with strict ANSI requirements.
640 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
642 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
643 computations when step is 1.
645 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
647 * config/rs6000/constraints.md (define_register_constraint "wf"):
649 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
650 (rs6000_init_hard_regno_mode_ok): Adjust.
651 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
652 RS6000_CONSTRAINT_wf.
653 * config/rs6000/rs6000.md: Adjust.
654 * config/rs6000/vsx.md: Adjust.
655 * doc/md.texi (Machine Constraints): Adjust.
657 2019-06-04 Andrew Pinski <apinski@marvell.com>
659 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
662 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
664 * config/rs6000/constraints.md (define_register_constraint "wd"):
666 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
667 (rs6000_init_hard_regno_mode_ok): Adjust.
668 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
669 RS6000_CONSTRAINT_wd.
670 * config/rs6000/rs6000.md: Adjust.
671 * config/rs6000/vsx.md: Adjust.
672 * doc/md.texi (Machine Constraints): Adjust.
674 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
676 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
677 (rest of file): Adjust.
679 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
681 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
682 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
683 (vsx_splat_<mode>_reg): Adjust.
685 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
687 * config/rs6000/constraints.md (define_register_constraint "ws"):
689 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
690 (rs6000_init_hard_regno_mode_ok): Adjust.
691 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
692 RS6000_CONSTRAINT_ws.
693 * config/rs6000/rs6000.md: Adjust.
694 * config/rs6000/vsx.md: Adjust.
695 * doc/md.texi (Machine Constraints): Adjust.
697 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
699 * config/rs6000/constraints.md (define_register_constraint "wv"):
701 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
702 (rs6000_init_hard_regno_mode_ok): Adjust.
703 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
704 RS6000_CONSTRAINT_wv.
705 * config/rs6000/rs6000.md: Adjust.
706 * config/rs6000/vsx.md: Adjust.
707 * doc/md.texi (Machine Constraints): Adjust.
709 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
711 * config/rs6000/constraints.md (define_register_constraint "wi"):
713 (define_register_constraint "wt"): Delete.
714 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
715 (rs6000_init_hard_regno_mode_ok): Adjust.
716 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
717 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
718 * config/rs6000/rs6000.md: Adjust.
719 * config/rs6000/vsx.md: Adjust.
720 * doc/md.texi (Machine Constraints): Adjust.
722 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
724 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
726 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
727 default_elf_asm_output_external.
729 2019-06-04 Martin Liska <mliska@suse.cz>
731 * ipa-icf.c (INCLUDE_LIST): Remove.
732 (sem_item_optimizer::execute): Remove call to init_wpa.
733 * ipa-icf.h (init_wpa): Remove.
735 2019-06-04 Jakub Jelinek <jakub@redhat.com>
737 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
738 conditional on combined for simd.
739 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
741 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
742 constructs, don't remove lastprivate_conditional_map, but instead set
743 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
744 to parent construct temporaries.
745 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
746 like !ctx->lastprivate_conditional_map.
747 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
748 use up->outer context instead of up.
749 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
750 gimple_omp_for_combined_p.
751 (expand_omp_for_static_nochunk): Likewise.
752 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
753 probably moved over into expand_omp_for_generic rather than being copied
756 2019-06-04 Martin Liska <mliska@suse.cz>
758 * value-prof.c (dump_histogram_value): Fix typo.
759 (gimple_mod_subtract_transform): Likewise.
761 2019-06-04 Richard Biener <rguenther@suse.de>
764 * tree-chrec.c (chrec_contains_symbols): Add to visited.
765 (tree_contains_chrecs): Likewise.
766 (chrec_contains_symbols_defined_in_loop): Move here and avoid
767 exponential behaivor from ...
768 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
770 (expression_expensive_p): Avoid exponential behavior and compute
771 expanded size, rejecting any expansion.
772 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
773 (idx_contains_abnormal_ssa_name_p): Likewise.
774 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
775 (contains_abnormal_ssa_name_p): Simplify and use
776 walk_tree_without_duplicates.
778 2019-06-04 Richard Biener <rguenther@suse.de>
780 PR tree-optimization/90738
782 2019-06-03 Richard Biener <rguenther@suse.de>
784 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
785 full reference tree and record in ref->ref.
786 (vn_reference_lookup_3): Pass in original ref to
787 ao_ref_init_from_vn_reference.
788 (vn_reference_lookup): Likewise.
789 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
790 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
791 Handle non-decl bases in the original reference.
793 2019-06-04 Martin Liska <mliska@suse.cz>
795 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
796 number of references.
797 (sem_item_optimizer::do_congruence_step):
798 (sem_item_optimizer::worklist_push): Dump how references
800 (sem_item_optimizer::worklist_pop): Use heap.
801 (sem_item_optimizer::process_cong_reduction): Likewise.
802 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
804 2019-06-04 Martin Liska <mliska@suse.cz>
806 * ipa-icf.h (struct sem_usage_pair_hash): New.
807 (sem_usage_pair_hash::hash): Likewise.
808 (sem_usage_pair_hash::equal): Likewise.
809 (struct sem_usage_hash): Likewise.
810 * ipa-icf.c (sem_item::sem_item): Initialize
812 (sem_item::add_reference): Register a reference
813 in ref_map and not in target->usages.
814 (sem_item::setup): Remove initialization of
816 (sem_item::~sem_item): Remove usage of dead vectors.
817 (sem_item::dump): Remove dump of references.
818 (sem_item_optimizer::sem_item_optimizer): Initialize
820 (sem_item_optimizer::read_section): Remove useless
822 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
823 (sem_item_optimizer::build_graph): Pass m_references
825 (sem_item_optimizer::verify_classes): Remove usage of dead
827 (sem_item_optimizer::traverse_congruence_split): Return true
828 when a class is split.
829 (sem_item_optimizer::do_congruence_step_for_index): Use
830 hash_map for look up of (sem_item *, index). That brings
831 significant speed up.
832 (sem_item_optimizer::do_congruence_step): Return true
833 when a split is done.
834 (congruence_class::is_class_used): Use referenced_by_count.
836 2019-06-04 Alan Modra <amodra@gmail.com>
839 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
842 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
844 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
845 * config/rs6000/rs6000.c (direct_move_p): Adjust.
846 (rs6000_secondary_reload_simple_move): Adjust.
847 (rs6000_opt_masks): Neuter the "mfpgpr" option.
848 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
849 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
852 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
853 (floatunssi<mode>2_lfiwzx): Adjust.
854 (fix_trunc<mode>si2_stfiwx): Adjust.
855 (fixuns_trunc<mode>si2_stfiwx): Adjust.
856 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
857 (mfpgpr): Mark as deprecated.
858 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
859 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
860 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
862 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
864 * config/rs6000/constraints.md (define_register_constraint "wg"):
866 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
867 RS6000_CONSTRAINT_wg.
868 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
869 (rs6000_init_hard_regno_mode_ok): Adjust.
870 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
871 Delete "wg" alternatives.
872 * doc/md.texi (Machine Constraints): Adjust.
874 2019-06-03 Alan Modra <amodra@gmail.com>
876 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
877 (get_uncond_jump_length): Assert length less than INT_MAX and
880 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
883 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
885 (expand_builtin_nonlocal_goto): Likewise.
887 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
889 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
890 (aarch64_asm_output_external): Declare.
891 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
892 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
893 (aarch64_asm_output_alias): New.
894 (aarch64_asm_output_external): New.
895 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
896 (ASM_OUTPUT_EXTERNAL): Define.
898 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
899 * tree-vrp.h (value_range_base::nonzero_p): New.
900 (value_range_base::set_nonnull): Rename to...
901 (value_range_base::set_nonzero): ...this.
902 (value_range_base::set_null): Rename to...
903 (value_range_base::set_zero): ...this.
904 (value_range::set_nonnull): Remove.
905 (value_range::set_null): Remove.
906 * tree-vrp.c (range_is_null): Remove.
907 (range_is_nonnull): Remove.
908 (extract_range_from_binary_expr): Use value_range_base::*zero_p
909 instead of range_is_*null.
910 (extract_range_from_unary_expr): Same.
911 (value_range_base::set_nonnull): Rename to...
912 (value_range_base::set_nonzero): ...this.
913 (value_range::set_nonnull): Remove.
914 (value_range_base::set_null): Rename to...
915 (value_range_base::set_zero): ...this.
916 (value_range::set_null): Remove.
917 (extract_range_from_binary_expr): Rename set_*null uses to
919 (extract_range_from_unary_expr): Same.
920 (union_helper): Same.
921 * vr-values.c (get_value_range): Use set_*zero instead of
923 (vr_values::extract_range_from_binary_expr): Same.
924 (vr_values::extract_range_basic): Same.
926 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
929 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
931 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
933 * config/aarch64/iterators.md (MAX_OPP): New code attr.
934 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
935 (aarch64_<su>abd<mode>_3): ... This.
936 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
938 2019-06-03 Richard Biener <rguenther@suse.de>
940 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
941 full reference tree and record in ref->ref.
942 (vn_reference_lookup_3): Pass in original ref to
943 ao_ref_init_from_vn_reference.
944 (vn_reference_lookup): Likewise.
945 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
946 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
947 Handle non-decl bases in the original reference.
949 2019-06-03 Martin Liska <mliska@suse.cz>
951 * doc/generic.texi: Remove Java Trees.
953 2019-06-03 Martin Liska <mliska@suse.cz>
955 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
956 returns 0 when operands are equal.
958 2019-06-03 Richard Biener <rguenther@suse.de>
960 PR tree-optimization/90716
961 * tree-loop-distribution.c (destroy_loop): Process blocks in
964 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
967 * vector-builder.h (vector_builder::count_dups): New method.
968 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
970 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
971 (vec_init<mode><Vel>): New pattern.
972 * config/aarch64/aarch64.c (emit_insr): New function.
973 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
974 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
975 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
976 (aarch64_sve_expand_vector_init): Define two overloaded functions.
978 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
980 PR tree-optimization/90681
981 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
982 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
983 special case for SLP, but fail on non-groupped loads.
985 2019-06-03 Martin Liska <mliska@suse.cz>
987 * cfg.c (debug): Use TDF_DETAILS for debug and
988 print edge info only once.
990 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
993 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
995 2019-06-01 Martin Sebor <msebor@redhat.com>
998 * tree-pretty-print.c (dump_generic_node): Add parentheses.
1000 2019-05-31 Jan Hubicka <jh@suse.cz>
1002 * alias.c: Include ipa-utils.h.
1003 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
1004 * ipa-devirt.c (prevailing_odr_type): New.
1005 * ipa-utils.h (previaling_odr_type): Declare.
1007 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
1008 Hongtao Liu <hongtao.liu@intel.com>
1011 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
1012 NOTE_INSN_DELETED_LABEL check.
1014 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
1015 Robert Suchanek <robert.suchanek@mips.com>
1017 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
1018 and 3rd operands of the fmadd/fmsub/maddv builtin.
1020 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1022 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
1023 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1024 on OMP_SIMD if not nested inside of worksharing loop that also has
1025 lastprivate conditional clause for the same decl.
1026 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
1027 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
1029 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
1031 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
1033 (lower_lastprivate_clauses): Likewise.
1034 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
1035 calling lower_rec_input_clauses.
1036 (lower_omp_for): Likewise.
1037 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
1038 clause on simd construct.
1039 * omp-expand.c (expand_omp_simd): Initialize cond_var if
1040 OMP_CLAUSE__CONDTEMP_ clause is present.
1042 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
1045 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
1048 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
1049 TEX_D32, TEX_D64 or TEX_D128.
1051 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1053 * match.pd (~(vec?cst1:cst2)): New transformation.
1055 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1057 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
1058 ((size_t)(A /[ex] B) CMP C): New transformation.
1060 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
1062 * doc/md.texi: Document define_insn_and_rewrite.
1063 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
1064 * gensupport.c (queue_elem): Update comment.
1065 (replace_operands_with_dups): New function.
1066 (gen_rewrite_sequence): Likewise.
1067 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
1068 * read-rtl.c (apply_subst_iterator): Likewise.
1069 (add_condition_to_rtx, named_rtx_p): Likewise.
1070 (rtx_reader::read_rtx_operand): Likewise.
1071 * config/aarch64/aarch64-sve.md
1072 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
1073 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
1074 define_insn_and_rewrite.
1075 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
1076 Remove separate define_split.
1078 2019-05-31 Jan Hubicka <jh@suse.cz>
1080 * tree-ssa-alias.c (type_has_components_p): New function.
1081 (aliasing_component_refs_p): Use it.
1083 2019-05-31 Martin Liska <mliska@suse.cz>
1085 * gdbhooks.py: Add const_tree to TreePrinter.
1087 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
1090 * common.opt (feliminate-unused-debug-symbols): Enable by default.
1091 * doc/invoke.texi (Debugging Options): Document new default of
1092 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
1094 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1096 PR tree-optimization/90671
1097 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
1098 template_block used to be empty on the first call, don't use
1099 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
1100 seq with bb_seq and set it with set_bb_seq.
1102 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
1104 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1106 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1107 Michael Meissner <meissner@linux.ibm.com>
1109 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
1110 (prefixed_mem_operand): Likewise.
1111 (non_prefixed_mem_operand): Likewise.
1112 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
1114 * config/rs6000/rs6000.c (print_operand_address): Handle
1115 PC-relative addresses.
1116 (mode_supports_prefixed_address_p): New function.
1117 (rs6000_prefixed_address): New function.
1118 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
1119 (SYMBOL_REF_PCREL_P): Likewise.
1121 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1123 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
1124 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
1125 (gimplify_omp_for): If worksharing loop with lastprivate conditional
1126 is nested inside of parallel region, add _condtemp_ clause to both.
1127 * tree-nested.c (convert_nonlocal_omp_clauses,
1128 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
1130 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
1132 * omp-general.c (omp_extract_for_data): Compute it.
1133 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
1134 (lower_rec_input_clauses): Likewise.
1135 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
1136 clause is already present, just add one further one after it.
1137 (lower_lastprivate_clauses): Handle cond_ptr with array type.
1138 (lower_send_shared_vars): Clear _condtemp_ vars.
1139 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
1140 or section or taskgroup.
1141 * omp-expand.c (determine_parallel_type): Disallow combining only if
1142 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
1143 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
1144 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1145 expand_omp_for_static_chunk, expand_omp_for): Use
1146 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
1147 determine if a special set of API routines are needed and if condtemp
1148 needs to be initialized, while always initialize cond_var if
1149 fd->lastprivate_conditional is non-zero.
1151 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1152 Michael Meissner <meissner@linux.ibm.com>
1154 * config/rs6000/constraints.md (eI): New constraint.
1155 * config/rs6000/predicates.md (cint34_operand): New predicate.
1156 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
1157 (SIGNED_34BIT_OFFSET_P): Likewise.
1158 * doc/md.texi (eI): Document constraint.
1160 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
1162 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
1164 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1165 Michael Meissner <meissner@linux.ibm.com>
1167 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
1168 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
1169 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
1170 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
1171 (OTHER_FUTURE_MASKS): Likewise.
1172 (POWERPC_MASKS): Likewise.
1173 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
1174 specified without -mprefixed-addr or -mcpu=future. Error if
1175 -mprefixed-addr is specified without -mcpu=future.
1176 (rs6000_opt_masks): Add entry for prefixed-addr.
1177 * rs6000.opt (mprefixed-addr): New option.
1179 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
1181 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
1182 cfun->is_thunk check.
1184 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1186 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
1189 2019-05-30 Martin Liska <mliska@suse.cz>
1191 * gdbinit.in: Fix 'ptc' command. Add trt
1192 that prints TREE_TYPE($).
1194 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
1195 Alan Modra <amodra@gmail.com>
1197 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
1199 (rs6000_indirect_call_template_1): ...and here.
1200 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
1201 plt16_ha, plt16_lo, mtctr indirect calls. Use
1203 (rs6000_decl_ok_for_sibcall): New function.
1204 (rs6000_function_ok_for_sibcall): Refactor.
1205 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
1206 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
1207 when pcrel. Reorganize.
1208 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
1209 * rs6000.h (rs6000_pltseq_enum): New enum.
1210 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
1211 (*pltseq_tocsave): Use rs6000_pltseq_enum.
1212 (*pltseq_plt16_ha): Likewise.
1213 (*pltseq_plt16_lo): Likewise.
1214 (*pltseq_mtctr): Likewise.
1215 (*pltseq_plt_pcrel): New insn.
1216 (*call_local_aix): Handle @notoc calls.
1217 (*call_value_local_aix): Likewise.
1218 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
1219 (*call_value_nonlocal_aix): Likewise.
1220 (*call_indirect_pcrel): New insn.
1221 (*call_value_indirect_pcrel): Likewise.
1224 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
1226 * config/i386/sse.md (*save_multiple<mode>): Rename from
1227 save_multiple<mode>.
1228 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
1229 (*restore_multiple_and_return<mode>): Rename from
1230 restore_multiple_and_return<mode>.
1231 (*restore_multiple_leave_return<mode>): Rename from
1232 restore_multiple_leave_return<mode>.
1234 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
1236 * config.gcc (rx-*-linux*): New target.
1237 * config/rx/elf.opt: New file.
1238 * config/rx/linux.h: Likewise.
1239 * config/rx/t-linux: Likewise.
1240 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
1242 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
1243 (ASM_APP_OFF): Likewise.
1244 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
1247 2019-05-29 Jan Hubicka <jh@suse.cz>
1249 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
1250 variants are pointer equivalent.
1252 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1254 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
1255 * config/aarch64/aarch64-sve2.md: New file.
1256 (<u>avg<mode>3_floor): New pattern.
1257 (<u>avg<mode>3_ceil): Likewise.
1258 (*<sur>h<addsub><mode>): Likewise.
1259 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
1260 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
1262 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1265 * optc-save-gen.awk: In cl_optimization_print, use correct condition
1266 for var_opt_string printing. In cl_optimization_print_diff, print
1267 (null) instead of invoking undefined behavior if one of the
1268 var_opt_string pointers is NULL and use && instead of first || in the
1269 guarding condition. For var_target_other options, handle const char *
1270 target variables similarly to const char * optimize node variables.
1272 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
1274 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
1275 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
1276 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
1277 Add autib1716 and pacib1716 initialisation.
1278 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
1279 for autib1716 and pacib1716.
1280 * config/aarch64/aarch64-protos.h (aarch64_key_type,
1281 aarch64_post_cfi_startproc): Define.
1282 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
1283 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
1284 aarch64_handle_pac_ret_protection): Set default sign key to A.
1285 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
1286 aarch64_expand_prologue): Add check for b-key.
1287 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
1288 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
1289 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
1290 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
1291 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
1292 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
1293 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1294 * config/aarch64/aarch64.md (do_return): Add check for b-key.
1295 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
1296 pauth_hint_num_a with pauth_hint_num.
1297 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
1298 pauth_hint_num_a with pauth_hint_num.
1299 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
1300 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
1301 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1302 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
1303 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
1304 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
1305 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
1306 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1307 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
1308 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
1309 UNSPEC_AUTIA1716 respectively.
1310 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
1311 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
1312 * doc/invoke.texi (-mbranch-protection): Add b-key type.
1313 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
1314 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
1316 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1318 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
1319 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
1320 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
1321 explicit clause on combined parallel into implicit shared clause.
1322 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
1323 and firstprivate if the decl has one too from combined parallel to
1324 the worksharing construct.
1326 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1327 Michael Meissner <meissner@linux.ibm.com>
1329 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
1331 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
1333 * rtl.h (LABEL_REF_P): New #define.
1335 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
1337 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
1339 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1341 * internal-fn.c: Marked mask_load_direct as vectorizable.
1342 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
1343 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
1344 combined even if masks different with allow_slp_p param.
1345 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
1346 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
1347 dissolve SLP-only vectorizable groups when SLP has been discarded.
1348 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
1349 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
1351 (vect_build_slp_tree_1): Fixed comment typo.
1352 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
1353 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
1355 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
1357 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
1359 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1361 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
1362 Remove obsolete use_thunk reference.
1363 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1364 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1365 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1366 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1367 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1368 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1369 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1370 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1371 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1373 2019-05-28 Nathan Sidwell <nathan@acm.org>
1375 * tree.h (IDENTIFIER_ANON_P): New.
1376 (anon_aggrname_format, anon_aggname_p): Don't declare.
1377 (make_anon_name): Declare.
1378 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
1379 (hash_tree): Likewise.
1380 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
1381 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
1382 (anon_cnt, make_anon_name): New.
1384 2019-05-28 Martin Liska <mliska@suse.cz>
1387 * opts-global.c (decode_options): Print help for all
1388 help_option_arguments.
1389 * opts.c (print_help): Add new argument.
1390 (common_handle_option): Remember all values into
1391 help_option_arguments.
1392 * opts.h (print_help): Add new argument.
1394 2019-05-28 Martin Liska <mliska@suse.cz>
1397 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1398 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1399 (func_checker::compare_bb): Call compare_loops.
1401 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1403 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1404 on sections construct.
1405 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1407 (lower_omp_sections): Handle lastprivate conditional.
1408 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1409 lastprivate_conditional_map.
1410 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1412 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1413 critical, taskgroup and section regions when looking for a region
1414 with non-NULL lastprivate_conditional_map.
1416 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1418 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1419 (*ix86_gen_sub3): Ditto.
1420 (*ix86_gen_sub3_carry): Ditto.
1421 (*ix86_gen_one_cmpl2): Ditto.
1422 (*ix86_gen_andsp): Ditto.
1423 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1424 (gen_and2_insn): New static function.
1425 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1426 Use gen_add3_insn instead of ix86_gen_add3.
1427 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1428 instead of ix86_gen_add3.
1429 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1430 Use gen_sub3_insn instead of ix86_gen_sub3.
1431 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1432 instead of ix86_gen_add3.
1433 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1434 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1435 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1436 * config/i386/i386-options.c (ix86_option_override_internal):
1437 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1438 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1440 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1442 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1443 and DW_OP_GNU_const_index opcodes.
1445 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1447 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1449 2019-05-27 Richard Biener <rguenther@suse.de>
1451 PR tree-optimization/90637
1452 * tree-ssa-sink.c (statement_sink_location): Honor the
1453 computed sink location for single-uses.
1455 2019-05-27 Richard Biener <rguenther@suse.de>
1458 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1461 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1463 * config/i386/i386.md (@sub<mode>3_carry): Rename
1464 from sub<mode>3_carry.
1465 (@leave_<mode>): New expander.
1466 (*leave): Rename from leave.
1467 (*leave_rex64): Rename from leave_rex64.
1468 (@monitorx_<mode>): Rename from monitorx_<mode>.
1469 (@clzero_<mode>): Rename from clzero_<mode>.
1470 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1471 from sse3_monitor_<mode>.
1472 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1473 (*ix86_gen_leave): Ditto.
1474 (*ix86_gen_monitor): Ditto.
1475 (*ix86_gen_monitorx): Ditto.
1476 (*ix86_gen_clzero): Ditto.
1477 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1478 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1479 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1480 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1481 Use gen_sse3_monitor instead of ix86_gen_monitor.
1482 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1483 instead of ix86_gen_monitorx.
1484 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1485 instead of ix86_gen_clzero.
1486 * config/i386/i386-options.c (ix86_option_override_internal):
1487 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1488 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1490 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1492 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1493 Rename from tls_global_dynamic_64_<mode>.
1494 (@tls_local_dynamic_base_64_<mode>): Rename from
1495 tls_local_dynamic_base_64_<mode>.
1496 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1497 Remove indirect function.
1498 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1499 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1500 instead of ix86_gen_tls_global_dynamic_64.
1501 Use gen_tls_local_dynamic_base_64 instead of
1502 ix86_gen_tls_local_dynamic_base_64.
1503 * config/i386/i386-options.c (ix86_option_override_internal):
1504 Do not initialize ix86_gen_tls_global_dynamic_64 and
1505 ix86_gen_tls_local_dynamic_base_64.
1507 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1509 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1510 Rename from pro_epilogue_adjust_stack_<mode>_add.
1511 (@pro_epilogue_adjust_stack_sub_<mode>)
1512 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1513 (@allocate_stack_worker_probe_<mode>):
1514 Rename from allocate_stack_worker_probe_<mode>.
1515 (allocate_stack): Use gen_allocate_stack_worker_probe.
1516 (probe_stack): Use gen_probe_stack_1.
1517 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1518 (@adjust_stack_and_probe_<mode>): Rename from
1519 adjust_stack_and_probe<mode>.
1520 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1521 (stack_protect_set): Use gen_stack_protect_set_1.
1522 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1523 (stack_protect_test): Use gen_stack_protect_test_1.
1524 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1525 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1526 Remove indirect function.
1527 (*ix86_gen_adjust_stack_and_probe): Ditto.
1528 (*ix86_gen_probe_stack_range): Ditto.
1529 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1530 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1531 (ix86_adjust_stack_and_probe_stack_clash): Use
1532 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1533 (ix86_adjust_stack_and_probe): Ditto.
1534 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1535 of ix86_gen_probe_stack_range.
1536 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1537 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1538 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1539 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1540 CODE_FOR_stack_protect_test_{si,di}.
1541 * config/i386/i386-options.c (ix86_option_override_internal):
1542 Do not initialize ix86_gen_allocate_stack_worker,
1543 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1545 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1547 * doc/invoke.texi (Link Options): Many editorial changes around
1550 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1552 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1553 pre-Solaris 11 referene and most Studio compiler details.
1555 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1558 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1559 DImode to SImode in floating-point registers on 64-bit target.
1560 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1561 register_operand in xmpyu patterns.
1563 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1565 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1566 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1567 OMP_CLAUSE__REDUCTEMP_.
1568 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1569 OMP_CLAUSE__CONDTEMP_.
1570 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1571 * tree-pretty-print.c (dump_omp_clause): Likewise.
1572 * tree-nested.c (convert_nonlocal_omp_clauses,
1573 convert_local_omp_clauses): Likewise.
1574 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1575 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1576 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1578 (gimplify_omp_for): Warn and disable conditional modifier from
1579 lastprivate on loop iterators.
1580 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1582 * omp-general.c (omp_extract_for_data): Initialize it.
1583 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1585 (delete_omp_context): Delete it.
1586 (lower_lastprivate_conditional_clauses): New function.
1587 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1588 handle lastprivate conditional clauses.
1589 (lower_reduction_clauses): Add CLIST argument, emit it into
1590 the critical section if any.
1591 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1592 lower_reduction_clauses callers.
1593 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1594 to lower_lastprivate_clauses.
1595 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1596 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1597 clist into a critical section if not emitted there already by
1598 lower_reduction_clauses.
1599 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1601 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1602 conditional variables.
1603 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1605 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1606 expand_omp_for_static_chunk): Handle lastprivate conditional.
1607 (expand_omp_for): Handle fd.lastprivate_conditional like
1610 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1612 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1613 kernel does not exit cleanly.
1614 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1616 2019-05-24 Jason Merrill <jason@redhat.com>
1619 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1621 2019-05-24 Richard Biener <rguenther@suse.de>
1624 * tree-loop-distribution.c (struct partition): Add location
1626 (partition_alloc): Initialize all fields.
1627 (generate_memset_builtin): Use the location recorded in the
1628 partition for the generated call.
1629 (generate_memcpy_builtin): Likewise.
1630 (classify_partition): Record the location of a single store
1631 as location for the partition.
1633 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1635 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1638 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1641 * common/config/aarch64/aarch64-common.c
1642 (aarch64_rewrite_selected_cpu): Change local temporary variable
1643 type from unsigned long to uint64_t.
1644 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1645 aarch64_get_extension_string_for_isa_flags): Change declaration to
1646 match new definition by replacing unsigned long with uint64_t.
1648 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1651 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1652 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1653 Handle stack_protect_test_<mode> codegen similarly to corresponding
1656 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1658 * config/i386/darwin.h: Reject -mfentry*.
1659 * doc/sourcebuild.texi: Document mfentry target support.
1661 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1663 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1664 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1665 false for PC-relative functions.
1666 (rs6000_output_function_prologue): Change called function name to
1667 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1668 name,1" for PC-relative functions.
1669 (rs6000_elf_declare_function_name): Change called function name to
1670 rs6000_global_entry_point_prologue_needed_p.
1672 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1675 * config/i386/i386.c (gen_rtx_cost):
1676 Use ix86_tune_cost instead of ix86_cost.
1678 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1679 Michael Meissner <meissner@linux.ibm.com>
1680 Segher Boessenkool <segher@kernel.crashing.org>
1682 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1684 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1685 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1686 (rs6000_fndecl_pcrel_p): Likewise.
1687 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1688 error if -mpcrel is requested without -mcpu=future.
1689 (rs6000_opt_masks): Add entry for pcrel.
1690 (rs6000_fndecl_pcrel_p): New function.
1691 (rs6000_pcrel_p): Likewise.
1692 * config/rs6000/rs6000.opt (mpcrel): New option.
1693 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1695 2019-05-23 Jan Hubicka <jh@suse.cz>
1696 Martin Liska <mliska@suse.cz>
1698 PR tree-optimization/90576
1699 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1701 (aliasing_component_refs_p): Fix three way size compare conditional;
1702 give up earlier in case we can not decide on equivalence.
1704 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1705 Michael Meissner <meissner@linux.ibm.com>
1706 Segher Boessenkool <segher@kernel.crashing.org>
1708 * config.gcc: Add future cpu.
1709 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1710 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1712 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1713 (RS6000_CPU): New instantiation for future cpu.
1714 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1716 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1717 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1718 * config/rs6000/rs6000-tables.opt: Regenerate.
1719 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1720 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1721 (rs6000_machine_from_flags): Handle future cpu.
1722 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1723 PROCESSOR_POWER9 for now.
1724 (rs6000_adjust_cost): Likewise.
1725 (rs6000_issue_rate): Likewise.
1726 (rs6000_register_move_cost): Likewise.
1727 (rs6000_opt_masks): Add entry for future.
1728 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1729 (MASK_FUTURE): New #define.
1730 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1731 * config/rs6000/rs6000.opt (mfuture): New target option.
1732 * doc/invoke.texi (mcpu): Add future cpu.
1734 2019-05-23 Martin Liska <mliska@suse.cz>
1737 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1738 operation points to a temporary (pointed via tree_to_wide_ref)
1739 that is out of scope after the &.
1741 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1744 * doc/extend.texi (Function Names): Add missing word.
1746 2019-05-23 Richard Biener <rguenther@suse.de>
1748 PR tree-optimization/88440
1749 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1751 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1753 (generate_memcpy_builtin): Likewise.
1754 (distribute_loop): Pass in whether to only distribute patterns.
1755 (prepare_perfect_loop_nest): Also allow size optimization.
1756 (pass_loop_distribution::execute): When optimizing a loop
1757 nest for size allow pattern replacement.
1759 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1762 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1765 2019-05-23 Martin Liska <mliska@suse.cz>
1768 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1769 expression similarly to gimplify_decl_expr.
1771 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1773 * cse.c (cse_dump_path): s/dump_file/f.
1775 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1778 * diagnostic-format-json.cc: Include "selftest.h".
1779 (json_from_expanded_location): Only add "file" key for non-NULL
1781 (json_from_location_range): Don't add "start" and "finish"
1782 children if they are UNKNOWN_LOCATION.
1783 (selftest::test_unknown_location): New selftest.
1784 (selftest::test_bad_endpoints): New selftest.
1785 (selftest::diagnostic_format_json_cc_tests): New function.
1786 * json.cc (json::object::get): New function.
1787 (selftest::test_object_get): New selftest.
1788 (selftest::json_cc_tests): Call it.
1789 * json.h (json::object::get): New decl.
1790 * selftest-run-tests.c (selftest::run_tests): Call
1791 selftest::diagnostic_format_json_cc_tests.
1792 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1795 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1796 Andrew Stubbs <amd@codesourcery.com>
1798 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1799 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1800 (kernel): Rename to...
1801 (main_kernel): ... this.
1802 (load_image): Load _init_array and _fini_array kernels.
1803 (run): Add argument for kernel to run.
1804 (main): Run init_array_kernel before main_kernel, and
1805 fini_array_kernel after.
1806 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1807 amdgpu_hsa_kernel attribute on functions.
1808 (gcn_disable_constructors): Delete.
1809 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1810 * config/gcn/crt0.c (size_t): Define.
1811 (_init_array, _fini_array): New.
1812 (__preinit_array_start, __preinit_array_end,
1813 __init_array_start, __init_array_end,
1814 __fini_array_start, __fini_array_end): Declare weak references.
1816 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1818 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1820 2019-05-22 Jason Merrill <jason@redhat.com>
1822 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1824 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1827 * config/i386/i386-options.c (ix86_init_machine_status): Set
1828 stack_frame_required to true.
1829 * config/i386/i386.c (ix86_get_frame_size): New function.
1830 (ix86_frame_pointer_required): Replace get_frame_size with
1831 ix86_get_frame_size.
1832 (ix86_compute_frame_layout): Likewise.
1833 (ix86_find_max_used_stack_alignment): Changed to void. Set
1834 stack_frame_required.
1835 (ix86_finalize_stack_frame_flags): Always call
1836 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1837 ix86_get_frame_size.
1838 * config/i386/i386.h (machine_function): Add stack_frame_required.
1840 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1842 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1844 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1846 * common/config/aarch64/aarch64-common.c
1847 (struct aarch64_option_extension, struct processor_name_to_arch,
1848 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1849 aarch64_contains_opt,
1850 aarch64_get_extension_string_for_isa_flags): Change type of
1851 variables storing flags to uint64_t.
1852 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1853 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1854 * config/aarch64/aarch64.c (struct processor,
1855 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1856 aarch64_validate_march, aarch64_override_options,
1857 aarch64_option_print, aarch64_handle_attr_isa_flags,
1858 aarch64_declare_function_name, aarch64_start_file): Make flag
1860 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1861 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1862 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1863 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1864 * config/aarch64/driver-aarch64.c
1865 (struct aarch64_arch_extension, struct aarch64_core_data,
1866 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1867 flag variables uint64_t.
1868 * doc/invoke.texi: Add documentation for new arguments.
1870 2019-05-22 Richard Biener <rguenther@suse.de>
1872 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1874 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1876 2019-05-22 Martin Liska <mliska@suse.cz>
1879 * doc/extend.texi: Document the change.
1881 2019-05-22 Richard Biener <rguenther@suse.de>
1883 PR tree-optimization/90450
1884 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1885 (mem_ref_hasher::equal): Check it.
1886 (mem_ref_alloc): Initialize it.
1887 (gather_mem_refs_stmt): Set it.
1889 2019-05-22 Richard Biener <rguenther@suse.de>
1891 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1893 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1896 2019-05-22 Alan Modra <amodra@gmail.com>
1898 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1899 (ASM_CPU_SPEC): Conditionally add -many.
1900 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1901 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1902 (rs6000_file_start): ..extracted from here, and modified to
1904 (rs6000_output_function_prologue): Emit .machine as necessary.
1905 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1907 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1908 added by check_vect_support_and_set_flags.
1909 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1910 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1912 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1915 * ira-lives.c (process_bb_node_lives): Consider defs
1916 for a call insn to be die before the call, not after.
1918 * function.c (assign_parm_setup_block): Raise alignment of
1919 stacked parameter only for STRICT_ALIGNMENT targets.
1921 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1923 * config/rs6000/constraints.md (define_register_constraint "wz"):
1925 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1926 RS6000_CONSTRAINT_wz.
1927 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1928 (rs6000_init_hard_regno_mode_ok): Adjust.
1929 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1930 * doc/md.texi (Machine Constraints): Adjust.
1932 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1934 * config/rs6000/constraints.md (define_register_constraint "wl"):
1936 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1937 RS6000_CONSTRAINT_wl.
1938 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1939 (rs6000_init_hard_regno_mode_ok): Adjust.
1940 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1941 * doc/md.texi (Machine Constraints): Adjust.
1943 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1945 * config/rs6000/constraints.md (define_register_constraint "wm"):
1947 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1948 RS6000_CONSTRAINT_wm.
1949 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1950 (rs6000_init_hard_regno_mode_ok): Adjust.
1951 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1952 * doc/md.texi (Machine Constraints): Adjust.
1954 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1956 * config/rs6000/constraints.md (define_register_constraint "wk"):
1958 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1959 RS6000_CONSTRAINT_wk.
1960 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1961 (rs6000_init_hard_regno_mode_ok): Adjust.
1962 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1963 * doc/md.texi (Machine Constraints): Adjust.
1965 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1967 * config/rs6000/constraints.md (define_register_constraint "wj"):
1969 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1970 RS6000_CONSTRAINT_wj.
1971 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1972 (rs6000_init_hard_regno_mode_ok): Adjust.
1973 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1975 * config/rs6000/vsx.md: Ditto.
1976 * doc/md.texi (Machine Constraints): Adjust.
1978 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1980 * config/rs6000/constraints.md (define_register_constraint "wh"):
1982 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1983 RS6000_CONSTRAINT_wh.
1984 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1985 (rs6000_init_hard_regno_mode_ok): Adjust.
1986 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1987 * doc/md.texi (Machine Constraints): Adjust.
1989 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1992 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1993 Avoid calling gen_lowpart with CONST operand.
1995 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1997 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1998 field template_last_to_copy.
1999 (ssa_create_duplicates): Set it, and use it. Attempt to
2000 preserve more debug stmts.
2002 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2004 * config/i386/sse.md (VF1_AVX2): New mode iterator.
2005 (signbit<mode>2): New expander
2007 2019-05-21 James Clarke <jrtc27@jrtc27.com>
2010 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
2011 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
2013 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2015 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
2016 %ebx and %ecx bafore calling cpuid with leaf 1 or
2017 non-constant leaf argument.
2019 2019-05-21 Alan Modra <amodra@gmail.com>
2022 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
2023 power9 direct move cost.
2024 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
2025 Correct comments and rename functions to suit parameters.
2027 2019-05-21 Richard Biener <rguenther@suse.de>
2030 * fold-const.c (fold_read_from_vector): New function.
2031 * fold-const.h (fold_read_from_vector): Declare.
2032 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
2033 single-element insert permutations. Canonicalize selector
2034 further and fix issue with last commit.
2036 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2038 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
2039 parameter with default value false to declaration.
2040 (split_edges_for_insertion): New inline function. Wrapper for
2041 split_critical_edges with for_edge_insertion_p = true.
2042 * tree-cfg.c (split_critical_edges): Don't split non-critical
2043 edges if for_edge_insertion_p is false. Fix whitespace.
2044 * tree-ssa-pre.c (pass_pre::execute): Call
2045 split_edges_for_insertion instead of split_critical_edges.
2046 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
2047 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
2048 (pass_data_sink_code): Update function name in the comment.
2050 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2052 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
2053 around is_value_included_in that knows how to handle BIT_AND_EXPR.
2054 (is_pred_expr_subset_of): Use the new function. Handle more cases where
2055 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
2058 2019-05-21 Martin Liska <mliska@suse.cz>
2060 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
2062 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
2063 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
2065 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2067 (rs6000_function_arg): Likewise.
2068 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
2069 (rs6000_expand_ternop_builtin): Use interval syntax.
2070 (get_element_number): Likewise.
2071 (altivec_expand_builtin): Likewise.
2072 (rs6000_get_function_versions_dispatcher): Quote target_clones.
2076 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2080 * function.h (struct function): Add calls_eh_return member.
2081 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
2082 gimplifying __builtin_eh_return call.
2083 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
2085 (expand_call_inline): Or in src_cfun->calls_eh_return into
2086 dst_cfun->calls_eh_return.
2087 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
2088 cfun->calls_eh_return.
2089 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
2090 * lto-streamer-out.c (output_struct_function_base): Write
2093 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
2095 PR rtl-optimization/43147
2096 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
2097 IX86_BUILTIN_SHUFPD.
2099 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2101 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
2102 (refs_may_alias_p_1): ... here; update stats.
2103 (refs_may_alias_p): Do not update stats here.
2105 2019-05-20 Richard Biener <rguenther@suse.de>
2107 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
2108 doesn't produce pointers.
2109 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
2110 the first operand points to.
2112 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2114 * tree-ssa-alias.c (compare_sizes): New function.
2115 (sompare_type_sizes): New function
2116 (aliasing_component_refs_p): Use it.
2117 (indirect_ref_may_alias_decl_p): Likewise.
2119 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2121 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
2123 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2125 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
2126 (LIBLSAN_EARLY_SPEC): Likewise.
2127 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
2129 2019-05-20 Martin Liska <mliska@suse.cz>
2131 * config/i386/i386.c (ix86_libc_has_fast_function):
2132 Add ATTRIBUTE_UNUSED for the argument.
2134 2019-05-20 Richard Biener <rguenther@suse.de>
2136 * gimple-match-head.c: Include vec-perm-indices.h.
2137 * generic-match-head.c: Likewise.
2138 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
2140 * fold-const.c (fold_vec_perm): Export.
2141 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
2142 (match.pd): ...here.
2144 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2146 * cfgloop.h (struct loop): Add simdlen member.
2147 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
2148 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
2149 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
2150 as new argument to autovectorize_vector_sizes target hook. If
2151 loop->simdlen, pick up vector size where the vectorization factor
2152 is equal to loop->simd, and if there is none, fall back to the first
2154 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
2156 * omp-low.c (omp_clause_aligned_alignment): Likewise.
2157 * omp-general.c (omp_max_vf): Likewise.
2158 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
2159 * tree-vect-slp.c (vect_slp_bb): Likewise.
2160 * target.def (autovectorize_vector_sizes): Add ALL argument and
2162 * doc/tm.texi: Adjust documentation.
2163 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
2164 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
2165 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
2167 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
2168 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
2169 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
2170 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
2171 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
2172 preferred vector size is not 512-bit or 256-bit, just put those
2173 unpreferred ones last.
2175 2019-05-20 Martin Liska <mliska@suse.cz>
2177 * targhooks.c (default_libc_has_fast_function): New function.
2178 * targhooks.h (default_libc_has_fast_function): Likewise.
2180 2019-05-20 Martin Liska <mliska@suse.cz>
2183 * builtins.c (expand_builtin_memory_copy_args): When having a
2184 target with fast mempcpy implementation do now use memcpy.
2185 * config/i386/i386.c (ix86_libc_has_fast_function): New.
2186 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
2187 * doc/tm.texi: Likewise.
2188 * doc/tm.texi.in: Likewise.
2190 * expr.c (emit_block_move_hints): Add 2 new arguments.
2191 * expr.h (emit_block_move_hints): Bail out when libcall
2192 to memcpy would be used.
2194 2019-05-20 Martin Liska <mliska@suse.cz>
2196 * profile-count.c: Add vertical spacing in order
2197 to separate functions.
2198 * profile-count.h: Likewise.
2200 2019-05-20 Martin Liska <mliska@suse.cz>
2202 * profile-count.h: Do not use full qualified
2204 * profile-count.c (profile_count::to_frequency): Likewise.
2206 2019-05-20 Martin Liska <mliska@suse.cz>
2208 * profile-count.h (enum profile_quality): Use capital letters
2209 for enum value names. Use the adjusted names.
2210 * profile-count.c: Use the adjusted names.
2212 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2214 * config/rs6000/constraints.md (define_register_constraint "wH"):
2216 (define_register_constraint "wI"): Delete.
2217 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2218 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
2219 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2220 (rs6000_init_hard_regno_mode_ok): Adjust.
2221 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
2222 resp. "d", or with "wa" as appropriate, all with "p8v".
2223 * config/rs6000/vsx.md: Ditto.
2224 * doc/md.texi (Machine Constraints): Adjust.
2226 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2228 * config/rs6000/constraints.md (define_register_constraint "wy"):
2230 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2231 RS6000_CONSTRAINT_wy.
2232 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2233 (rs6000_init_hard_regno_mode_ok): Adjust.
2234 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
2235 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
2236 (define_mode_attr Fisa): New.
2237 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
2238 * doc/md.texi (Machine Constraints): Adjust.
2240 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2242 * config/rs6000/constraints.md (define_register_constraint "wu"):
2244 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2245 RS6000_CONSTRAINT_wu.
2246 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2247 (rs6000_init_hard_regno_mode_ok): Adjust.
2248 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
2250 (define_mode_attr Fa): Delete.
2251 * config/rs6000/vsx.md: Ditto.
2252 * doc/md.texi (Machine Constraints): Adjust.
2254 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2256 * config/rs6000/constraints.md (define_register_constraint "wJ"):
2258 (define_register_constraint "wK"): Delete.
2259 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2260 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
2261 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2262 (rs6000_init_hard_regno_mode_ok): Adjust.
2263 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
2264 Replace "wK" constraint by "wH" with "p9v".
2265 * config/rs6000/vsx.md: Ditto.
2266 * doc/md.texi (Machine Constraints): Adjust.
2268 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2270 * config/rs6000/constraints.md (define_register_constraint "wb"):
2272 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2273 RS6000_CONSTRAINT_wb.
2274 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2275 (rs6000_init_hard_regno_mode_ok): Adjust.
2276 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
2277 * config/rs6000/vsx.md: Ditto.
2278 * doc/md.texi (Machine Constraints): Adjust.
2280 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2282 * config/rs6000/constraints.md (define_register_constraint "wo"):
2284 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2285 RS6000_CONSTRAINT_wo.
2286 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2287 (rs6000_init_hard_regno_mode_ok): Adjust.
2288 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
2289 * config/rs6000/altivec.md: Ditto.
2290 * doc/md.texi (Machine Constraints): Adjust.
2292 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2294 * config/darwin-c.c (darwin_register_objc_includes): Do not
2295 prepend the sysroot when building gnu-runtime header search
2298 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2300 * config/darwin.c (darwin_file_end): Use switch_to_section ()
2301 instead of direct output of the asm.
2303 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2305 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
2306 argument to be type bool (was int before).
2307 (rs6000_emit_epilogue): Simplify some code. Declare some variables
2308 at first use. Use type bool for some variables. Fix a theoretical
2309 eh_return bug for svr4.
2311 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2313 * config/rs6000/rs6000.md (isa): New attribute.
2314 (enabled): New attribute.
2316 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
2318 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
2319 assemble_start_function and assemble_end_function.
2321 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
2324 * omp-general.c (oacc_verify_routine_clauses): Change formal
2325 parameters. Add checking if already marked with an OpenACC
2326 'routine' directive. Adjust all users.
2329 * omp-general.c (oacc_build_routine_dims): Move some of its
2331 (oacc_verify_routine_clauses): ... this new function.
2332 * omp-general.h (oacc_verify_routine_clauses): New prototype.
2334 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2336 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
2337 formating of picbase labels to match other ports.
2339 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2341 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
2342 in the generated code.
2344 2019-05-16 Martin Sebor <msebor@redhat.com>
2346 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
2347 identifiers, keywords, operators, and types in diagnostics. Correct
2348 quoting, spelling, and sentence capitalization issues.
2349 (expand_builtin_atomic_is_lock_free): Same.
2350 (fold_builtin_next_arg): Same.
2351 * cfgexpand.c (expand_one_var): Same.
2352 (tree_conflicts_with_clobbers_p): Same.
2353 (expand_asm_stmt): Same.
2354 (verify_loop_structure): Same.
2355 * cgraphunit.c (process_function_and_variable_attributes): Same.
2356 * collect-utils.c (collect_execute): Same.
2357 * collect2.c (maybe_run_lto_and_relink): Same.
2358 (is_lto_object_file): Same.
2359 (scan_prog_file): Same.
2360 * convert.c (convert_to_real_1): Same.
2361 * dwarf2out.c (dwarf2out_begin_prologue): Same.
2362 * except.c (verify_eh_tree): Same.
2363 * gcc.c (execute): Same.
2364 (eval_spec_function): Same.
2365 (run_attempt): Same.
2366 (driver::set_up_specs): Same.
2367 (compare_debug_auxbase_opt_spec_function): Same.
2368 * gcov-tool.c (unlink_gcda_file): Same.
2371 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
2372 * gimplify.c (gimplify_asm_expr): Same.
2373 (gimplify_adjust_omp_clauses): Same.
2374 * hsa-gen.c (gen_hsa_addr_insns): Same.
2375 (gen_hsa_insns_for_load): Same.
2376 (gen_hsa_cmp_insn_from_gimple): Same.
2377 (gen_hsa_insns_for_operation_assignment): Same.
2378 (gen_get_level): Same.
2379 (gen_hsa_alloca): Same.
2380 (omp_simple_builtin::generate): Same.
2381 (gen_hsa_atomic_for_builtin): Same.
2382 (gen_hsa_insns_for_call): Same.
2383 * input.c (dump_location_info): Same.
2384 * ipa-devirt.c (compare_virtual_tables): Same.
2385 * ira.c (ira_setup_eliminable_regset): Same.
2386 * lra-assigns.c (lra_assign): Same.
2387 * lra-constraints.c (lra_constraints): Same.
2388 * lto-streamer-in.c (lto_input_mode_table): Same.
2389 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
2390 (merge_and_complain): Same.
2391 (compile_offload_image): Same.
2392 (compile_images_for_offload_targets): Same.
2393 (debug_objcopy): Same.
2396 * opts.c (print_specific_help): Same.
2397 (parse_no_sanitize_attribute): Same.
2399 (handle_param): Same.
2400 * plugin.c (add_new_plugin): Same.
2401 (parse_plugin_arg_opt): Same.
2402 (try_init_one_plugin): Same.
2403 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2404 operators, and types in diagnostics. Correct quoting and spelling
2406 * read-rtl-function.c (parse_edge_flag_token): Same.
2407 (function_reader::parse_enum_value): Same.
2408 * reg-stack.c (check_asm_stack_operands): Same.
2409 * regcprop.c (validate_value_data): Same.
2410 * sched-rgn.c (make_pass_sched_fusion): Same.
2411 * stmt.c (check_unique_operand_names): Same.
2412 * targhooks.c (default_target_option_pragma_parse): Same.
2413 * tlink.c (recompile_files): Same.
2414 * toplev.c (process_options): Same.
2416 * trans-mem.c (diagnose_tm_1): Same.
2417 (ipa_tm_scan_irr_block): Same.
2418 (ipa_tm_diagnose_transaction): Same.
2419 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2420 format a tree code name in a diagnostic.
2421 (verify_types_in_gimple_min_lval): Same.
2422 (verify_types_in_gimple_reference): Same.
2423 (verify_gimple_call): Same.
2424 (verify_gimple_assign_unary): Same.
2425 (verify_gimple_assign_binary): Same.
2426 (verify_gimple_assign_ternary): Same.
2427 (verify_gimple_assign_single): Same.
2428 (verify_gimple_switch): Same.
2429 (verify_gimple_label): Same.
2430 (verify_gimple_phi): Same.
2431 (verify_gimple_in_seq): Same.
2432 (verify_eh_throw_stmt_node): Same.
2433 (collect_subblocks): Same.
2434 (gimple_verify_flow_info): Same.
2435 (do_warn_unused_result): Same.
2436 * tree-inline.c (expand_call_inline): Same.
2437 * tree-into-ssa.c (update_ssa): Same.
2438 * tree.c (tree_int_cst_elt_check_failed): Same.
2439 (tree_vec_elt_check_failed): Same.
2440 (omp_clause_operand_check_failed): Same.
2441 (verify_type_variant): Same.
2442 (verify_type): Same.
2443 * value-prof.c (verify_histograms): Same.
2444 * varasm.c (assemble_start_function): Same.
2446 2019-05-16 Martin Sebor <msebor@redhat.com>
2448 * config/i386/i386-expand.c (get_element_number): Quote keywords
2449 and other internal names in diagnostics. Adjust other diagnostic
2450 formatting issues noted by -Wformat-diag.
2451 * config/i386/i386-features.c
2452 (ix86_mangle_function_version_assembler_name): Same.
2453 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2454 * config/i386/i386.c (ix86_function_type_abi): Same.
2455 (ix86_function_ms_hook_prologue): Same.
2456 (classify_argument): Same.
2457 (ix86_expand_prologue): Same.
2458 (ix86_md_asm_adjust): Same.
2459 (ix86_memmodel_check): Same.
2461 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2463 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2464 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2467 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2470 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2471 intrinsics without SSE/SSE2/SSSE3.
2472 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2474 (*mmx_uavgv8qi3): Likewise.
2476 2019-05-17 Richard Biener <rguenther@suse.de>
2478 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2479 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2481 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2483 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2484 vec_sldw insn pattern.
2486 2019-05-17 Richard Biener <rguenther@suse.de>
2488 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2490 2019-05-17 Martin Liska <mliska@suse.cz>
2493 * toplev.c (output_stack_usage): With LTO and sanitizer it
2494 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2495 has no file location.
2497 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2500 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2501 sz0 is equal to sz1, instead return false in that case.
2503 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2504 has non-constant expression, force sctx.lane and use two
2505 argument IFN_GOMP_SIMD_LANE instead of single argument.
2506 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2507 two argument IFN_GOMP_SIMD_LANE without lhs.
2508 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2510 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2512 (LOOP_REQUIRES_VERSIONING): Or in
2513 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2514 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2516 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2517 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2518 from simd if clause if needed.
2520 2019-05-16 Richard Biener <rguenther@suse.de>
2522 * tree-affine.c (expr_to_aff_combination): New function split
2524 (tree_to_aff_combination): ... here.
2525 (aff_combination_expand): Avoid building a GENERIC tree.
2527 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2529 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2530 assemble_start_function and assemble_end_function calls.
2531 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2532 assemble_start_function and assemble_end_function.
2533 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2534 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2535 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2536 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2537 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2538 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2539 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2540 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2541 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2542 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2543 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2544 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2546 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2547 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2548 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2549 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2550 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2551 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2552 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2553 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2554 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2555 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2556 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2557 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2558 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2559 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2561 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2562 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2563 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2565 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2567 * tree-ssa-alias.c (alias_stats): Add
2568 aliasing_component_refs_p_may_alias and
2569 aliasing_component_refs_p_no_alias.
2570 (dump_alias_stats): Print aliasing_component_refs_p stats.
2571 (aliasing_component_refs_p): Update stats.
2573 2019-05-16 Martin Liska <mliska@suse.cz>
2576 * multiple_target.c (expand_target_clones): Do not allow
2577 target_clones being used with a symbol that is an alias.
2579 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2581 PR tree-optimization/90394
2582 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2583 positives rather than ICE for cases where (code2 == NE_EXPR
2584 && code1 == BIT_AND_EXPR).
2586 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2589 * tree-core.h (struct tree_decl_common): Document
2590 decl_nonshareable_flag for PARM_DECLs.
2591 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2592 * calls.c (expand_call): Don't try tail call if caller
2593 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2594 passed on the stack and callee needs to pass any arguments on the
2596 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2597 else if instead of series of mutually exclusive ifs. Handle
2598 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2599 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2601 * lto-streamer.h (LTO_major_version): Bump to 9.
2603 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2605 PR tree-optimization/90106
2606 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2607 new parameter as new internal function call, also move it to new
2609 (use_internal_fn): Pass internal function call to
2610 shrink_wrap_one_built_in_call_with_conds.
2612 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2614 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2616 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2617 safelen_int and set loop->dont_vectorize.
2619 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2622 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2624 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2626 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2627 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2628 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2631 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2634 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2635 define_insn_and_split to support SSE emulation.
2636 (*vec_extractv2sf_0): Likewise.
2637 (*vec_extractv2sf_1): Likewise.
2638 (*vec_extractv2si_0): Likewise.
2639 (*vec_extractv2si_1): Likewise.
2640 (*vec_extractv2si_zext_mem): Likewise.
2641 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2642 (vec_extractv2sf_1 splitter): Likewise.
2643 (vec_extractv2sfsf): Likewise.
2644 (vec_setv2si): Likewise.
2645 (vec_extractv2si_1 splitter): Likewise.
2646 (vec_extractv2sisi): Likewise.
2647 (vec_setv4hi): Likewise.
2648 (vec_extractv4hihi): Likewise.
2649 (vec_setv8qi): Likewise.
2650 (vec_extractv8qiqi): Likewise.
2651 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2652 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2653 (vec_extractv2sisi): Likewise.
2654 (vec_extractv4hihi): Likewise.
2655 (vec_extractv8qiqi): Likewise.
2656 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2657 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2658 (vec_initv2sisi): Likewise.
2659 (vec_initv4hihi): Likewise.
2660 (vec_initv8qiqi): Likewise.
2661 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2662 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2663 (vec_setv4hi): Likewise.
2664 (vec_setv8qi): Likewise.
2666 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2669 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2670 TARGET_MMX_WITH_SSE.
2671 (MMXMODE:*mov<mode>_internal): Likewise.
2672 (MMXMODE:movmisalign<mode>): Likewise.
2674 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2677 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2678 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2679 (sse2_cvtpd2pi): Ditto.
2680 (sse2_cvttpd2pi): Ditto.
2681 (*vec_concatv2sf_sse4_1): Ditto.
2682 (*vec_concatv2sf_sse): Ditto.
2683 (*vec_concatv2si_sse4_1): Ditto.
2684 (*vec_concatv2si): Ditto.
2685 (*vec_concatv4si_0): Ditto.
2686 (*vec_concatv2di_0): Ditto.
2688 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2691 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2693 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2696 * config/i386/sse.md (ssse3_palignrdi): Changed to
2697 define_insn_and_split to support SSE emulation.
2699 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2702 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2704 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2707 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2708 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2711 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2714 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2715 or TARGET_MMX_WITH_SSE.
2716 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2718 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2721 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2723 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2726 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2727 Changed to define_insn_and_split to support SSE emulation.
2729 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2732 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2733 Changed to define_insn_and_split to support SSE emulation.
2735 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2738 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2739 (*mmx_<emms>): This.
2740 (mmx_<emms>): New expander.
2742 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2745 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2747 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2749 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2752 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2754 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2757 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2759 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2762 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2763 TARGET_MMX_WITH_SSE.
2764 (*mmx_uavgv4hi3): Add SSE emulation.
2766 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2769 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2770 and TARGET_MMX_WITH_SSE.
2771 (*mmx_uavgv8qi3): Add SSE emulation.
2773 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2776 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2777 maskmovdqu for __MMX_WITH_SSE__.
2779 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2782 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2783 TARGET_MMX and TARGET_MMX_WITH_SSE.
2784 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2786 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2789 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2790 define_insn_and_split to support SSE emulation.
2792 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2795 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2796 and TARGET_MMX_WITH_SSE.
2797 (mmx_<code>v8qi3): Likewise.
2798 (smaxmin:<code>v4hi3): New.
2799 (umaxmin:<code>v8qi3): Likewise.
2800 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2801 (umaxmin:*mmx_<code>v8qi3): Likewise.
2803 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2806 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2807 TARGET_MMX_WITH_SSE.
2808 (*mmx_pinsrw): Add SSE emulation.
2810 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2813 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2815 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2818 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2819 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2822 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2825 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2826 (sse_cvttps2pi): Likewise.
2828 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2831 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2832 TARGET_MMX_WITH_SSE.
2833 (mmx_pshufw_1): Add SSE emulation.
2834 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2835 TARGET_MMX_WITH_SSE to support SSE emulation.
2837 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2840 * config/i386/constraints.md (Yw): New constraint.
2841 * config/i386/mmx.md (*vec_dupv2si): Changed to
2842 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2843 support SSE emulation.
2845 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2848 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2849 TARGET_MMX_WITH_SSE.
2850 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2852 (mmx_gt<mode>3): Likewise.
2854 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2857 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2858 TARGET_MMX_WITH_SSE. Add SSE support.
2860 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2863 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2864 TARGET_MMX_WITH_SSE.
2865 (any_logic:<code><mode>3): New.
2866 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2869 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2872 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2873 TARGET_MMX_WITH_SSE. Add SSE emulation.
2874 (mmx_<shift_insn><mode>3): Likewise.
2876 (<shift_insn><mode>3): Likewise.
2878 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2881 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2882 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2884 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2887 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2888 TARGET_MMX_WITH_SSE.
2889 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2892 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2895 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2896 TARGET_MMX_WITH_SSE.
2898 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2901 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2904 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2905 (plusminus:mmx_<plusminus_insn><mode>3): Check
2906 TARGET_MMX_WITH_SSE.
2907 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2908 (<plusminus_insn><mode>3): New.
2909 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2910 (*mmx_<plusminus_insn><mode>3): Likewise.
2912 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2915 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2916 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2918 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2919 define_insn_and_split to support SSE emulation.
2920 (mmx_punpcklbw): Likewise.
2921 (mmx_punpckhwd): Likewise.
2922 (mmx_punpcklwd): Likewise.
2923 (mmx_punpckhdq): Likewise.
2924 (mmx_punpckldq): Likewise.
2926 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2927 Uros Bizjak <ubizjak@gmail.com>
2930 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2932 (ix86_split_mmx_pack): Likewise.
2933 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2935 (ix86_split_mmx_pack): Likewise.
2936 * config/i386/i386.md (mmx_isa): New.
2937 (enabled): Also check mmx_isa.
2938 * config/i386/mmx.md (any_s_truncate): New code iterator.
2939 (s_trunsuffix): New code attr.
2940 (mmx_packsswb): Removed.
2941 (mmx_packssdw): Likewise.
2942 (mmx_packuswb): Likewise.
2943 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2944 MMX packsswb/packuswb with SSE2.
2945 (mmx_packssdw): Likewise.
2946 * config/i386/predicates.md (register_mmxmem_operand): New.
2948 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2951 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2952 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2953 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2954 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2955 (ix86_vector_mode_supported_p): Likewise.
2956 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2958 2019-05-15 Martin Liska <mliska@suse.cz>
2961 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2964 2019-05-15 Richard Biener <rguenther@suse.de>
2966 * tree-into-ssa.c (pass_build_ssa::execute): Run
2967 update_address_taken before going into SSA.
2969 2019-05-15 Richard Biener <rguenther@suse.de>
2971 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2972 as __BIT_FIELD_REF with type with -gimple.
2974 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2976 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2977 semantically equivalent branches (left over after prior refactorings).
2979 2019-05-15 Richard Biener <rguenther@suse.de>
2981 PR tree-optimization/88828
2982 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2985 2019-05-14 Richard Biener <rguenther@suse.de>
2987 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2988 as __VIEW_CONVERT with -gimple.
2990 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2993 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2996 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2998 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2999 define_split to become a define_insn_and_split.
3001 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3003 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
3005 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
3006 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
3007 (sibcall_epilogue): Adjust.
3010 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3012 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
3013 to unsupported ones.
3014 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
3015 * config.host: Likewise.
3016 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
3017 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
3018 __svr4__]: Remove "brand" fallback.
3019 [!KSTAT_DATA_STRING]: Remove.
3020 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
3022 (comdat_group): Likewise.
3023 (set_have_as_tls): Likewise.
3024 (gcc_cv_target_dl_iterate_phdr): Likewise.
3025 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
3026 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
3027 * configure: Regenerate.
3028 * doc/install.texi: Simplify Solaris target triplets.
3029 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
3030 (Specific, *-*-solaris2*): Document Solaris 10 removal.
3031 Remove Solaris 10 references.
3032 Remove obsolete Solaris bug reference.
3033 (Specific, sparc-sun-solaris2.10): Remove.
3035 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
3037 * config/i386/i386.md (any_div): New code iterator.
3038 (paired_mod): New code attribute.
3039 (sgnprefix): Handle DIV and UDIV RTXes.
3041 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
3042 and udivmod<mode>4 patterns using any_div code iterator.
3043 (divmod splitters): Macroize splitters using any_div code iterator.
3044 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
3045 (*udivmodsi4_pow2_zext_2): Ditto.
3046 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
3047 and *udivmod<mode>4_noext patterns using any_div code iterator.
3048 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
3049 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
3050 patterns using any_div code iterator.
3051 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
3052 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
3053 patterns using any_div code iterator.
3054 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
3055 udivmodhiqi3 patterns using any_extend code iterator.
3057 2019-05-14 Richard Biener <rguenther@suse.de>
3058 H.J. Lu <hongjiu.lu@intel.com>
3060 PR tree-optimization/88828
3061 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
3062 permuting in a single non-constant element not extracted
3065 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
3067 * internal-fn.def (SIGNBIT): New.
3068 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
3070 (signbitv4sf2): Likewise.
3072 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
3075 * config/mips/mips.c (mips_split_move): Skip forward SRC into
3076 next insn when the SRC reg is dead.
3078 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
3080 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
3081 (alloc_cand_and_find_basis): Ditto.
3082 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
3083 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
3084 (create_add_imm_cand, slsr_process_cast): Ditto.
3085 (slsr_process_copy, replace_mult_candidate): Ditto.
3086 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
3087 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
3088 (pass_strength_reduction::execute): Init the first NULL element.
3090 2019-05-13 Nathan Sidwell <nathan@acm.org>
3092 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
3093 (run_attempt): Reformat line break.
3095 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
3098 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
3099 data registers in sibcall epilogues.
3100 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3102 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
3105 * configure.ac (--enable-frame-pointer):
3106 Disable by default for cygwin and mingw.
3107 * configure: Regenerate.
3109 2019-05-13 Nathan Sidwell <nathan@acm.org>
3111 * dwarf2out.c (breakout_comdat_types): Move comment to correct
3113 (const_ok_for_output_1): Balance parens around #if/#else/#endif
3114 (gen_member_die): Move abstract origin check earlier. Only VARs
3115 can be static_inline_p. Simplify splicing control flow.
3117 2019-05-13 Richard Biener <rguenther@suse.de>
3119 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
3121 (vect_build_slp_tree_1): Likewise.
3123 2019-05-13 Richard Biener <rguenther@suse.de>
3125 PR tree-optimization/90402
3126 * tree-if-conv.c (tree_if_conversion): Value number only
3127 the loop body by making the latch an exit of the region
3129 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
3131 (do_rpo_vn): Deal with multiple edges into the entry block
3132 that are not backedges inside the region by skipping PHIs
3135 2019-05-13 Richard Biener <rguenther@suse.de>
3137 PR tree-optimization/90316
3138 * tree-ssa-pre.c (insert_aux): Fold into ...
3139 (insert): ... this function. Use a RPO walk to reduce the
3140 number of required iterations.
3142 2019-05-13 Martin Liska <mliska@suse.cz>
3144 PR tree-optimization/90416
3145 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
3146 string instead of passing the second part as va_arg argument.
3148 2019-05-13 Martin Liska <mliska@suse.cz>
3150 PR gcov-profile/90380
3151 * gcov.c (handle_cycle): Do not support zero cycle count,
3152 it should not be possible.
3153 (path_contains_zero_cycle_arc): New function.
3154 (circuit): Ignore zero cycle arc counts.
3156 2019-05-13 Martin Liska <mliska@suse.cz>
3158 PR gcov-profile/90380
3159 * gcov.c (enum loop_type): Remove the enum and
3161 (handle_cycle): Assert that we should not reach
3163 (circuit): Use loop_found instead of a tri-state loop_type.
3164 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
3167 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3170 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
3171 (ix86_output_indirect_branch_via_reg): Use output mechanism
3172 accounting for __USER_LABEL_PREFIX__.
3173 (ix86_output_indirect_branch_via_push): Likewise.
3174 (ix86_output_function_return): Likewise.
3175 (ix86_output_indirect_function_return): Likewise.
3177 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
3179 * doc/md.texi: Document use of code attributes in rtx patterns.
3180 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
3181 * read-rtl.c (find_code): Split out search loops into...
3182 (maybe_find_code): ...this new function.
3183 (check_code_iterator): Make the error message more informative.
3184 (check_code_attribute): New function.
3185 (rtx_reader::rtx_alloc_for_name): Likewise.
3186 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
3187 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
3188 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
3189 <max_opp> directly as an rtx code instead of via a match_operator.
3190 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
3191 (<su>abd<mode>_3): Update accordingly.
3193 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3195 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
3196 is given, print the state of the EH "save world" computation for
3199 2019-05-11 Jakub Jelinek <jakub@redhat.com>
3202 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
3203 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3205 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
3207 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
3208 Use pinsrd for TARGET_SSE4_1.
3209 * config/i386/sse.md (movdi_to_sse): Ditto.
3211 2019-05-10 Richard Biener <rguenther@suse.de>
3213 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
3214 (do_rpo_vn): Initialize next_value_id.
3216 2019-05-10 Martin Liska <mliska@suse.cz>
3218 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3221 2019-05-10 Jakub Jelinek <jakub@redhat.com>
3223 PR tree-optimization/90385
3224 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
3225 arguments of the exit phis.
3228 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
3229 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
3231 (copy_tree_body_r): Likewise.
3232 (copy_fn): Set id.do_not_fold to true.
3234 2019-05-10 Martin Liska <mliska@suse.cz>
3236 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
3237 Reapply changes from r269790.
3239 2019-05-10 Martin Liska <mliska@suse.cz>
3242 * doc/invoke.texi: New params.
3243 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
3244 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
3245 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3247 * tree-switch-conversion.h (struct jump_table_cluster):
3250 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
3252 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
3254 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
3256 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
3258 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
3260 PR rtl-optimization/88879
3261 * sel-sched.c (sel_target_adjust_priority): Remove assert.
3263 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
3266 * config/arm/arm.c (callee_saved_reg_p): Move before
3267 thumb_find_work_register.
3268 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
3269 thumb_find_work_register. Only call df_get_live_out once.
3270 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
3271 (thumb_find_work_register): Use
3272 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
3273 algorithms to locate a spare call clobbered reg.
3275 2019-05-09 Martin Liska <mliska@suse.cz>
3277 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
3278 and MAX_EXPR in GIMPLE FE format.
3280 2019-05-09 Martin Liska <mliska@suse.cz>
3282 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
3283 * gimple-pretty-print.c (dump_gimple_bb_header):
3285 (pp_cfg_jump): Dump edge probability.
3286 * profile-count.c (profile_quality_as_string): Simplify
3287 with a static array.
3288 (parse_profile_quality): New function.
3289 (profile_count::dump): Simplify with a static array.
3290 (profile_count::from_gcov_type): Add new argument.
3291 * profile-count.h (parse_profile_quality): Likewise.
3292 * predict.h (set_hot_bb_threshold): New.
3293 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3295 * predict.c (get_hot_bb_threshold): Set from the new param.
3296 (set_hot_bb_threshold): New.
3298 2019-05-09 Richard Biener <rguenther@suse.de>
3300 PR tree-optimization/90395
3301 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
3302 rewrite vector stores that throw internally.
3304 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
3306 * cif-code.def (CHKP): Remove.
3309 * configure.ac (--enable-frame-pointer): Disable by default for
3311 * configure: Regenerate.
3313 2019-05-09 Alan Modra <amodra@gmail.com>
3316 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
3317 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
3318 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
3319 cost for general <-> vsx when direct moves are available.
3320 Cost union classes at minimal cost for any reg in the class.
3321 Correct calculation for moves between vsx, float, and altivec.
3322 Don't return a low cost for moves between special regs. Don't
3323 use hard coded register numbers.
3324 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
3325 (rs6000_ira_change_pseudo_allocno_class): New function.
3326 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
3327 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
3329 (movsi_internal1): Don't disparage vector alternatives.
3330 (mov<mode>_internal): Likewise, excepting alternative that
3332 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
3333 we <- b alternative.
3335 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3338 PR tree-optimization/89060
3339 * tree-ssa-live.h (live_vars_map): New typedef.
3340 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
3341 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
3342 (struct compute_live_vars_data): New type.
3343 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
3344 live_vars_at_stmt, destroy_live_vars): New functions.
3345 * tree-tailcall.c: Include tree-ssa-live.h.
3346 (live_vars, live_vars_vec): New global variables.
3347 (find_tail_calls): Perform variable life analysis before punting.
3348 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
3349 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
3351 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
3352 Perform variable life analysis to select variables that really need
3354 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
3355 instead set id->eh_landing_pad_dest and assert it is the same.
3356 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
3358 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
3359 Richard Earnshaw <rearnsha@arm.com>
3362 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
3364 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
3365 (thumb1_compute_save_core_reg_mask): Don't force a spare work
3366 register if both the epilogue and prologue can use call-clobbered
3368 (thumb1_unexpanded_epilogue): Use
3369 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
3370 picking temporaries for restoring high regs to match that of the
3371 prologue where possible.
3372 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
3373 the list of work registers. Detect if the return address is still live
3374 at the end of the prologue and avoid using it for a work register if so.
3375 If the return address is not live, add LR to the list of pushable regs
3376 after the first pass.
3378 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3380 PR tree-optimization/90078
3381 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
3382 (INFTY): Increase the value for infinite cost.
3383 (struct comp_cost): Promote type of members to int64_t.
3384 (infinite_cost): Don't set complexity in initialization.
3385 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
3386 overflows to infinite_cost.
3387 (adjust_setup_cost): Promote type of parameter and cost computation
3389 (struct ainc_cost_data, struct iv_ca): Promote type of member to
3391 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
3392 cost computation to int64_t.
3393 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
3394 int64_t's format specifier in dump.
3396 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3398 PR tree-optimization/90240
3399 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3400 with respect to scaling factor pre-computed for each basic block.
3401 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3402 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3403 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3404 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3405 live range for array of loop's basic blocks. Cleanup aux field of
3406 loop's basic blocks.
3408 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3410 PR tree-optimization/90356
3411 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3413 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3415 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3416 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3417 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3418 (ix86_handle_option): Handle -mavx512bf16.
3419 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3421 * config/i386/avx512bf16vlintrin.h: New.
3422 * config/i386/avx512bf16intrin.h: New.
3423 * config/i386/cpuid.h (bit_AVX512BF16): New.
3424 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3425 * config/i386/i386-builtin-types.def: Add new types.
3426 * config/i386/i386-builtin.def: Add new builtins.
3427 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3429 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3430 (ix86_option_override_internal): Handle BF16.
3431 (ix86_valid_target_attribute_inner_p): Ditto.
3432 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3433 * config/i386/i386-builtin.c (enum processor_features): Add
3435 (static const _isa_names_table isa_names_table): Ditto.
3436 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3437 (PTA_AVX512BF16): Ditto.
3438 * config/i386/i386.opt: Add -mavx512bf16.
3439 * config/i386/immintrin.h: Include avx512bf16intrin.h
3440 and avx512bf16vlintrin.h.
3441 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3442 avx512f_cvtneps2bf16_<mode><mask_name>,
3443 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3444 * config/i386/subst.md (mask_half): Add new subst.
3445 * doc/invoke.texi: Document -mavx512bf16.
3447 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3449 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3451 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3452 (rs6000_debug_legitimize_reload_address): Delete.
3453 (rs6000_legitimize_reload_address_ptr): Delete.
3454 (rs6000_option_override_internal): Adjust.
3455 (mem_operand_gpr): Adjust comment.
3456 (legitimate_lo_sum_address_p): Ditto.
3457 (rs6000_legitimize_reload_address): Delete.
3458 (rs6000_debug_legitimize_reload_address): Delete.
3459 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3461 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3464 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3465 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3466 to compute vector element selector for both constant and variable
3469 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3471 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3472 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3473 ashrdi3_cvt using SWI48 mode iterator.
3475 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3477 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3478 (aarch64_<su>abd<mode>_3): Likewise.
3479 (*aarch64_<su>abd<mode>_3): New define_insn.
3480 (<sur>sad<vsi2qi>): New define_expand.
3481 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3482 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3483 (build_vect_cond_expr): Likewise.
3485 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3487 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3488 clobbers outside of accessible_reg_set.
3489 * config/i386/i386.c (ix86_conditional_register_usage):
3490 Disable register sets by clearing corresponding bits in
3491 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3492 call_used_regs and don't clear corresponding reg_names array members.
3494 2019-05-07 Richard Biener <rguenther@suse.de>
3496 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3497 not specified still compute a comp_vectype for invariant
3500 2019-05-07 Richard Biener <rguenther@suse.de>
3502 PR tree-optimization/90316
3503 * tree-ssa-pre.c (translate_vuse_through_block): When
3504 same_valid is NULL do not bother to search for a virtual
3506 (phi_translate_1): When operands changed we cannot keep
3507 the same value-number so do not bother to ask whether
3508 that's possible from translate_vuse_through_block.
3510 2019-05-07 Martin Liska <mliska@suse.cz>
3512 * bitmap.c (bitmap_register): Come up with
3513 alloc_descriptor_max_uid and assign it for
3515 (register_overhead): Use get_descriptor as
3517 (release_overhead): New.
3518 (bitmap_elem_to_freelist): Call it.
3519 (bitmap_elt_clear_from): Likewise.
3520 (bitmap_obstack_free): Likewise.
3521 (bitmap_move): Sensitively release memory.
3522 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3523 (bitmap_initialize): Initialize alloc_descriptor to zero.
3524 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3526 2019-05-07 Richard Biener <rguenther@suse.de>
3528 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3529 we build a SLP node. Remove max_size and limiting.
3530 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3532 2019-05-07 Richard Biener <rguenther@suse.de>
3534 PR tree-optimization/90316
3535 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3537 (walk_non_aliased_vuses): Take walking limit argument.
3538 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3539 walking if it is reached instead of just counting.
3540 (get_continuation_for_phi): Likewise.
3541 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3542 limiting to the callback.
3543 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3544 (vn_reference_lookup_3): Likewise.
3545 (vn_reference_lookup_pieces): Likewise.
3546 (vn_reference_lookup): Likewise.
3547 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3548 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3549 (avail_exprs_stack::lookup_avail_expr): Likewise.
3551 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3553 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3554 for comparaible types in the second direction even if first one
3555 hits incomparable type.
3557 2019-05-07 Richard Biener <rguenther@suse.de>
3560 * lto-wrapper.c (debug_objcopy): Use the original filename
3561 including archive offset for the filename used for -save-temps.
3563 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3565 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3568 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3569 Hongtao Liu <hongtao.liu@intel.com>
3573 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3574 Modified, original implementation isn't correct.
3576 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3578 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3579 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3580 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3581 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3582 (FRAME_POINTER_REGNUM): Change numbering.
3583 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3584 (alt_reg_names): Adjust.
3585 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3587 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3588 (DWARF_FRAME_REGISTERS): Delete.
3589 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3590 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3592 (REG_ALLOC_ORDER): Adjust.
3593 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3594 (REG_CLASS_CONTENTS): Adjust.
3595 (RETURN_ADDR_RTX): Change comment.
3596 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3598 (REGISTER_NAMES): Adjust.
3599 (ADDITIONAL_REGISTER_NAMES): Adjust.
3600 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3602 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3604 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3606 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3607 (DWARF_FRAME_REGISTERS): Adjust.
3608 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3610 (REG_ALLOC_ORDER): Adjust.
3611 (enum reg_class): Delete SPR_REGS.
3612 (REG_CLASS_NAMES): Delete SPR_REGS.
3613 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3614 (REGISTER_NAMES): Adjust.
3615 (ADDITIONAL_REGISTER_NAMES): Adjust.
3616 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3617 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3618 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3619 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3620 (htm_spr_regno): Delete.
3621 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3623 (rs6000_dbx_register_number): Adjust.
3625 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3627 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3629 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3631 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3632 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3634 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3636 PR tree-optimization/88709
3637 PR tree-optimization/90271
3638 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3639 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3640 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3642 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3643 of the store merging group is larger than
3644 PARAM_STORE_MERGING_MAX_SIZE parameter.
3645 (split_group): Add bzero_first argument. If set, always emit first
3646 the first store which must be = {} of the whole area and then for the
3647 rest of the stores consider all zero bytes as paddings.
3648 (imm_store_chain_info::output_merged_store): Check if first store
3649 is = {} of the whole area and if yes, determine which setting of
3650 bzero_first for split_group gives smaller number of stores. Adjust
3651 split_group callers.
3652 (lhs_valid_for_store_merging_p): Allow decls.
3653 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3655 (pass_store_merging::process_store): Likewise.
3657 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3660 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3661 handling of V1TImode.
3663 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3666 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3667 and enable_frame_pointer ...
3668 * configure.ac: ... here. Update help strings for
3669 --enable-frame-pointer.
3670 * configure: Regenerate.
3671 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3672 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3673 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3674 (USE_X86_64_FRAME_POINTER): Ditto.
3676 2019-05-06 Martin Liska <mliska@suse.cz>
3678 * config.gcc: Append to target_gtfiles and fix indentation.
3680 2019-05-06 Richard Biener <rguenther@suse.de>
3682 PR tree-optimization/90358
3683 * tree-vect-stmts.c (get_group_load_store_type): Properly
3684 detect unused upper half of load.
3685 (vectorizable_load): Likewise.
3687 2019-05-06 Richard Biener <rguenther@suse.de>
3689 PR tree-optimization/88828
3690 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3691 (simplify_vector_constructor): ...here. Handle constants in
3694 2019-05-06 Richard Biener <rguenther@suse.de>
3696 PR tree-optimization/90328
3697 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3698 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3699 is valid in the loop nest before using it.
3700 (initialize_data_dependence_relation): Adjust.
3701 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3702 loop as loop-nest to dr_may_alias_p.
3704 2019-05-06 Richard Biener <rguenther@suse.de>
3706 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3708 2019-05-06 Richard Biener <rguenther@suse.de>
3710 PR tree-optimization/90316
3711 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3712 compute target on demand.
3713 (get_continuation_for_phi): Remove code walking stmts to
3714 get to a target virtual operand which could end up being
3717 2019-05-06 Martin Liska <mliska@suse.cz>
3720 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3721 when -mabi is selected to a non-default version.
3723 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3724 Martin Liska <mliska@suse.cz>
3726 * Makefile.in: Add lto-dump.texi.
3727 * cgraph.h: Add new functions get_visibility_string and
3728 get_symtab_type_string.
3729 * doc/gcc.texi: Include lto-dump section.
3730 * doc/lto-dump.texi: New file.
3731 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3732 (parse_dump_option): Factor out this function.
3733 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3734 (parse_dump_option): Export the function.
3735 * symtab.c (symtab_node::get_visibility_string): New function.
3736 (symtab_node::get_symtab_type_string): Likewise.
3738 2019-05-06 Martin Liska <mliska@suse.cz>
3740 * config/i386/i386-builtins.c: New file.
3741 * config/i386/i386-builtins.h: New file.
3742 * config/i386/i386-expand.c: New file.
3743 * config/i386/i386-expand.h: New file.
3744 * config/i386/i386-features.c: New file.
3745 * config/i386/i386-features.h: New file.
3746 * config/i386/i386-options.c: New file.
3747 * config/i386/i386-options.h: New file.
3748 * config.gcc: Add new files into extra_objs and
3750 * config/i386/i386.c: Split content of the file
3751 into newly introduced files.
3752 * config/i386/i386.h: Declare common variables
3754 * config/i386/t-i386: Define dependencies for new files.
3756 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3759 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3760 Restrict 'all' variant to 32-bit configurations.
3761 (unaligned_loadhiu): Likewise.
3762 (unaligned_storehi): Likewise.
3763 (unaligned_storesi): Likewise.
3764 (unaligned_loadhis): Disable when compiling for thumb1.
3766 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3768 PR tree-optimization/90269
3769 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3772 2019-05-03 Martin Liska <mliska@suse.cz>
3774 * hash-map.h: Add is_empty function.
3775 * hash-set.h: Likewise.
3776 * hash-table.h: Likewise.
3777 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3778 elements () == 0 (and similar usages).
3779 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3780 * gimplify.c (gimplify_bind_expr): Likewise.
3781 (gimplify_switch_expr): Likewise.
3782 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3783 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3784 * postreload-gcse.c (dump_hash_table): Likewise.
3785 (gcse_after_reload_main): Likewise.
3786 * predict.c (combine_predictions_for_bb): Likewise.
3787 * tree-parloops.c (reduction_phi): Likewise.
3788 (separate_decls_in_region): Likewise.
3789 (transform_to_exit_first_loop): Likewise.
3790 (gen_parallel_loop): Likewise.
3791 (gather_scalar_reductions): Likewise.
3792 (try_create_reduction_list): Likewise.
3793 * var-tracking.c (dump_vars): Likewise.
3794 (emit_notes_for_changes): Likewise.
3795 (vt_emit_notes): Likewise.
3797 2019-05-03 Richard Biener <rguenther@suse.de>
3799 PR tree-optimization/90316
3800 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3803 2019-05-03 Richard Biener <rguenther@suse.de>
3805 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3806 peeling for gaps by loading only lower halves of vectors
3808 (vectorizable_load): Likewise.
3810 2019-05-03 Richard Biener <rguenther@suse.de>
3813 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3815 2019-05-03 Richard Biener <rguenther@suse.de>
3818 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3819 Handle STRING_CST vs DECL or STRING_CST.
3821 2019-05-03 Richard Biener <rguenther@suse.de>
3823 PR tree-optimization/88963
3824 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3825 vector loads feeding only BIT_FIELD_REFs to component
3826 loads. Rewrite stores fed by CONSTRUCTORs to component
3829 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3831 * opts.h (finish_options): Remove lang_mask argument.
3832 (print_help, help_option_argument): Declare.
3833 * opts.c (print_help): Remove forward declaration, no longer static.
3834 (finish_options): Remove lang_mask argument, don't call print_help
3836 * opts-global.c (decode_options): Adjust finish_option caller, call
3839 PR tree-optimization/90303
3840 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3841 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3843 2019-05-03 Richard Biener <rguenther@suse.de>
3845 PR tree-optimization/89698
3846 * gimple-fold.c (canonicalize_constructor_val): Early out
3847 for constants, handle unfolded INTEGER_CSTs as they appear in
3848 C++ virtual table ctors.
3850 2019-05-03 Richard Biener <rguenther@suse.de>
3852 * passes.c (execute_function_todo): Remove dead code.
3854 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3856 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3857 the internal register number, for any "real" register.
3859 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3861 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3862 correct numbers for TFHAR, TFIAR, TEXASR.
3864 2019-05-02 Richard Biener <rguenther@suse.de>
3866 PR tree-optimization/89653
3867 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3868 update-address-taken before the pass.
3869 * passes.def (pass_tree_loop_init): Put comment before it.
3871 2019-05-02 Richard Biener <rguenther@suse.de>
3873 PR tree-optimization/89509
3874 * tree-ssa-structalias.c (compute_dependence_clique): Look
3875 at the first subvar when determining whether it is restrict.
3877 2019-05-02 Richard Biener <rguenther@suse.de>
3879 PR tree-optimization/90273
3880 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3881 useless debug stmts.
3883 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3885 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3887 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3889 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3890 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3891 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3892 (vectorizable_reduction): Use the functions above to vectorize in a
3893 fully masked loop codes that don't have a conditional internal
3896 2019-05-02 Martin Liska <mliska@suse.cz>
3898 * cgraphclones.c: Call valid_attribute_p with 1 for
3900 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3901 it's for target attribute.
3902 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3903 Add new boolean argument.
3904 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3906 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3907 to ix86_valid_target_attribute_inner_p.
3908 (ix86_valid_target_attribute_p): Pass flags argument to
3909 ix86_valid_target_attribute_inner_p.
3910 (get_builtin_code_for_version): Use 0 as it's target attribute.
3912 2019-05-02 Martin Liska <mliska@suse.cz>
3914 * gcc.c (process_command): Add dummy file only
3916 * opts-global.c (decode_options): Pass lang_mask.
3917 * opts.c (print_help): New function.
3918 (finish_options): Print --help if help_option_argument
3920 (common_handle_option): Factor out content of OPT__help_
3922 * opts.h (finish_options): Add new argument.
3924 2019-05-02 Martin Liska <mliska@suse.cz>
3927 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3928 With -minline-all-stringops use inline expansion using 4B loop.
3929 * doc/invoke.texi: Document the change of
3930 -minline-all-stringops.
3932 2019-05-01 Jeff Law <law@redhat.com>
3934 PR tree-optimization/88797
3935 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3936 PHI feeds a conditional on the RHS of an assignment.
3938 2019-04-30 Andrew Waterman <andrew@sifive.com>
3939 Jim Wilson <jimw@sifive.com>
3941 * config/riscv/constraints.md (L): New.
3942 * config/riscv/predicates.md (lui_operand): New.
3943 (sfb_alu_operand): New.
3944 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3945 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3946 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3947 * config/riscv/risc.md (type): Add sfb_alu.
3948 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3949 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3950 (branch_zero<mode>): Delete.
3952 (mov<GPR:mode><X:mode>cc): Likewise.
3953 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3955 2019-04-30 Nathan Sidwell <nathan@acm.org>
3957 * tree.h (MARK_TS_EXP): New.
3959 2019-04-30 Martin Liska <mliska@suse.cz>
3961 * opts.c (enable_warning_as_error): Provide hints
3962 for unknown options.
3964 2019-04-30 Martin Liska <mliska@suse.cz>
3967 * doc/invoke.texi: Add missing dash for gas-locview-support
3968 and gno-as-locview-support.
3970 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3973 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3974 whitespace at the start of target attribute string.
3976 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3979 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3980 Define __ARM_FEATURE_ATOMICS.
3982 2019-04-30 Martin Liska <mliska@suse.cz>
3984 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3985 into built_in_function enum. Remove code for endp == 2 and
3986 use BUILT_IN_* constants.
3987 (gimple_fold_builtin): Call the function with fcode.
3989 2019-04-30 Martin Liska <mliska@suse.cz>
3991 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3992 DECL_FUNCTION_CODE into ix86_builtins enum before
3993 the switch statement.
3995 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3997 PR tree-optimization/89475
3998 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
4001 2019-04-30 Martin Liska <mliska@suse.cz>
4003 PR translation/90274
4004 * opts.c (print_filtered_help): Wrap string in _(...).
4006 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
4008 PR tree-optimization/90240
4010 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4012 PR tree-optimization/90078
4013 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4014 checks for infinite_cost overflow.
4016 2019-04-29 Jeff Law <law@redhat.com>
4018 * passes.def: Move -Wrestrict pass after copy propagation.
4020 2019-04-29 Maya Rashish <coypu@sdf.org>
4022 * config.gcc (default_gnu_indirect_function): Default to yes
4023 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
4024 sparc*-*-netbsd*, x86_64-*-netbsd*.
4026 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
4028 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
4029 where cond2 is NE_EXPR.
4030 (is_value_included_in): Update comment.
4032 2019-04-29 Richard Biener <rguenther@suse.de>
4034 PR tree-optimization/90278
4035 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
4036 EH on comparison simplification.
4038 2019-04-29 Jason Merrill <jason@redhat.com>
4040 PR c++/82081 - tail call optimization breaks noexcept
4041 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
4042 nothrow function to a might-throw function into a tail call.
4044 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
4046 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
4047 (DDR_INNER_LOOP): Likewise.
4048 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
4049 (initialize_data_dependence_relation): Likewise.
4050 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
4052 2019-04-29 Jakub Jelinek <jakub@redhat.com>
4054 PR rtl-optimization/90257
4055 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
4059 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4063 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4066 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4069 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4071 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4073 2019-04-29 Richard Biener <rguenther@suse.de>
4075 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
4078 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
4080 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
4081 varasm.h, and netbsd-protos.h.
4083 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
4086 * config/i386/i386-protos.h (ix86_data_alignment): Change
4087 the second argument type to unsigned int.
4088 * config/i386/i386.c (ix86_data_alignment): Change "align"
4089 argument type to unsigned int.
4091 2019-04-27 Martin Liska <mliska@suse.cz>
4094 * opt-suggestions.c (option_proposer::build_option_suggestions):
4095 When get_valid_option_values returns empty values, add the
4096 misspelling candidate.
4098 2019-04-26 Jim Wilson <jimw@sifive.com>
4100 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
4102 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
4103 Pass orig_mode to riscv_build_integer.
4104 (riscv_split_integer): Pass mode to riscv_move_integer.
4105 (riscv_legitimize_const_move): Likewise.
4106 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
4107 promoted_mode. Replace force_reg call with code to load constant into
4108 promoted reg and then subreg it for the store.
4109 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
4112 2018-04-26 Eugene Sharygin <eush@ispras.ru>
4114 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
4117 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
4119 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
4120 commentary about the encoding of precision.
4122 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
4124 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
4125 * config/i386/t-freebsd64: New file.
4126 * config.gcc: Add the t-freebsd64 for multilib support.
4128 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
4130 * doc/extend.texi (vector_size): Add missing comma after @xref.
4132 2019-04-25 Jakub Jelinek <jakub@redhat.com>
4134 * BASE-VER: Set to 10.0.0.
4136 2019-04-25 Richard Biener <rguenther@suse.de>
4139 * gimplify.c (gimplify_expr): Avoid turning a lvalue
4140 VIEW_CONVERT_EXPR into one operating on an rvalue.
4142 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
4145 * config/i386/i386.c (feature_priority): Moved to file scope.
4146 (processor_features): Likewise.
4147 (processor_model): Likewise.
4148 (_arch_names_table): Likewise.
4149 (arch_names_table): Likewise.
4150 (_feature_list): Removed.
4151 (feature_list): Likewise.
4152 (_isa_names_table): Moved to file scope. Add priority.
4153 (isa_names_table): Likewise.
4154 (get_builtin_code_for_version): Replace feature_list with
4155 isa_names_table. Update error message for P_ZERO priority.
4157 2019-04-25 Richard Biener <rguenther@suse.de>
4159 * tree-pass.h (make_pass_phi_only_cprop): Remove.
4160 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
4162 2019-04-24 Jeff Law <law@redhat.com>
4164 PR tree-optimization/90037
4165 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
4166 * passes.def: Replace all instance of phi-only cprop with the
4167 lattice propagator. Move propagation pass from after erroneous
4168 path isolation to before erroneous path isolation.
4169 * tree-ssa-phionlycprop.c: Remove.
4171 2019-04-24 Richard Biener <rguenther@suse.de>
4174 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
4175 by size and BITS_PER_UNIT on poly-wide-ints.
4177 2019-04-25 Richard Biener <rguenther@suse.de>
4180 * match.pd: Add pattern to simplify view-conversion of an
4183 2019-04-24 Clement Chigot <clement.chigot@atos.net>
4185 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
4186 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
4187 for Go on 32 bit AIX.
4188 * config/rs6000/aix72.h: Likewise.
4190 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4193 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
4194 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
4196 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
4199 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
4200 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
4201 for restored hard frame pointer.
4202 (s390_sched_dependencies_evaluation): Implement new target hook.
4203 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
4205 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
4207 * config/arc/arc-options.def: Fix typos and spelling mistakes.
4208 * config/arc/arc.c (arc_init): Cleanup warning message.
4209 (arc_override_options): Likewise.
4211 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4214 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
4215 a register if both if_true and if_false are MEMs.
4217 PR tree-optimization/90208
4218 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
4219 after labels of new_bb, not before them.
4221 PR tree-optimization/90211
4222 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
4223 which are not SSA_NAMEs.
4225 2018-04-23 Sudakshina Das <sudi.das@arm.com>
4227 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
4229 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
4231 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4233 PR rtl-optimization/87979
4234 * modulo-sched.c (sms_schedule): Start ii value "mii" should
4237 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4239 PR rtl-optimization/84032
4240 * modulo-sched.c (ps_insn_find_column): Change condition so that
4241 branch will always be the last insn in a row inside partial
4244 2019-04-23 Richard Biener <rguenther@suse.de>
4247 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
4248 dest_single_pred_p argument.
4249 (remove_forwarder_block): Adjust.
4250 (remove_forwarder_block_with_phi): Likewise.
4252 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4253 Bernd Edlinger <bernd.edlinger@hotmail.de>
4254 Jakub Jelinek <jakub@redhat.com>
4257 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
4258 if used with general-regs-only.
4259 (arm_conditional_register_usage): Don't add non-general regs if
4261 (arm_valid_target_attribute_rec): Handle general-regs-only.
4262 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
4264 (TARGET_HARD_FLOAT_SUB): Define.
4265 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
4266 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
4267 (TARGET_REALLY_IWMMXT2): Likewise.
4268 * config/arm/arm.opt: Add -mgeneral-regs-only.
4269 * doc/extend.texi: Document ARM general-regs-only target.
4270 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
4272 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4274 PR tree-optimization/90078
4275 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4276 checks for infinite_cost overflow.
4278 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4280 PR tree-optimization/90021
4281 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
4282 and check univariate against it.
4283 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
4284 * tree-data-ref.c (add_other_self_distances): Pass new argument.
4286 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4290 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4293 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4296 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4298 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4300 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
4302 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
4303 names using operand format, rather than hard-wired.
4304 (speculation_barrier): Likewise.
4306 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4308 PR tree-optimization/88055
4309 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
4310 (gen_one_condition): Use it if !HONOR_NANS.
4312 2019-04-19 Jakub Jelinek <jakub@redhat.com>
4315 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
4316 assign_temp instead of gen_reg_rtx.
4318 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
4320 PR translation/90118
4321 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4322 Add missing space before %<.
4324 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
4326 PR rtl-optimization/87871
4327 * ira-lives.c (make_object_dead): Don't add conflicts to
4328 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
4330 2019-04-18 Martin Sebor <msebor@redhat.com>
4333 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
4334 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
4335 assuming type size fits in SHWI.
4337 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
4340 * ipa-inline.c (flatten_function): New parameter UPDATE.
4341 (ipa_inline, early_inliner): Use it.
4343 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4345 * fold-const.c (int_const_binop): Return early on failure.
4347 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4350 * combine.c (force_int_to_mode): Cast the argument rather than
4351 the result of known_alignment.
4352 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
4354 2019-04-18 Richard Biener <rguenther@suse.de>
4357 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
4359 (remove_forwarder_block): ... here.
4360 (remove_forwarder_block_with_phi): Also move debug stmts here.
4362 2019-04-18 Jakub Jelinek <jakub@redhat.com>
4364 PR translation/79183
4365 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
4366 inform where appropriate.
4368 2019-04-18 Richard Biener <rguenther@suse.de>
4370 * tree.c (get_qualified_type): Put found type variants at the
4371 head of the variant list.
4373 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4375 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
4377 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
4380 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
4381 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
4382 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
4383 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
4384 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
4386 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
4388 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4389 even for allocno's with no conflicts.
4390 (print_conflicts): Print an extra newline.
4392 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4394 * auto-inc-dec.c (attempt_change): Set the alignment of the
4395 temporary memory to that of the original.
4397 2019-04-17 Joao Moreira <jmoreira@suse.de>
4399 * targhooks.c (default_print_patchable_function_entry): Emit
4400 __patchable_function_entries section with writable flags to allow
4401 relocation resolution.
4403 2019-04-17 Jonny Grant <jg@jguk.org>
4405 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4407 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4410 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4413 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4415 * config/arc/arc.c (arc_init): Format diagnostic string.
4416 (arc_override_options): Likewise.
4417 (check_if_valid_regno_const): Likewise.
4418 (arc_reorg): Likewise.
4420 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4423 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4425 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4427 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4428 (*movdi_update1): Use Pmode.
4429 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4430 (movdi_<mode>_update_stack): Rename to ...
4431 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4433 (*movsi_update1): Use Pmode.
4434 (*movsi_update2): Use Pmode.
4435 (movsi_update): Rename to ...
4436 (movsi_<mode>_update): ... this. Use Pmode.
4437 (movsi_update_stack): Fix condition.
4438 (*movhi_update1): Use Pmode. Fix argument to
4439 avoiding_indexed_address_p.
4440 (*movhi_update2): Ditto.
4441 (*movhi_update3): Ditto.
4442 (*movhi_update4): Ditto.
4443 (*movqi_update1): Ditto.
4444 (*movqi_update2): Ditto.
4445 (*movqi_update3): Ditto.
4446 (*movsf_update1, *movdf_update1): Merge, rename to...
4447 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4448 avoiding_indexed_address_p. Add "size" attribute.
4449 (*movsf_update2, *movdf_update2): Merge, rename to...
4450 (*mov<mode>_update2): This. Ditto.
4451 (*movsf_update3): Use Pmode. Fix argument to
4452 avoiding_indexed_address_p.
4453 (*movsf_update4): Ditto.
4454 (allocate_stack): Simplify condition. Adjust pattern names.
4456 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4459 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4460 whitespace at the start of target attribute string.
4462 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4465 * config/rs6000/power9.md: Add store forwarding bypass.
4467 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4470 * valtrack.c (dead_debug_insert_temp): Reset debug references
4471 to the return value of a call being removed.
4473 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4475 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4476 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4477 implement target hook.
4478 (arc_memory_move_cost): New function.
4479 (TARGET_REGISTER_MOVE_COST): Define.
4480 (TARGET_MEMORY_MOVE_COST): Likewise.
4481 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4482 (MEMORY_MOVE_COST): Likewise.
4484 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4486 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4487 (sibcall_value_insn): Likewise.
4488 * config/arc/constraints.md (Rs5): Remove.
4490 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4492 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4493 for last two fake registers.
4494 (arc_conditional_register_usage): Make sure fake frame and arg
4495 pointer regs are in general regs class.
4496 (FRAME_POINTER_MASK): Remove.
4497 (RETURN_ADDR_MASK): Remove.
4498 (arc_must_save_register): Use hard frame regnum.
4499 (frame_restore_reg): Use hard_frame_pointer_rtx.
4500 (arc_save_callee_saves): Likewise.
4501 (arc_restore_callee_saves): Likewise.
4502 (arc_save_callee_enter): Likewise.
4503 (arc_restore_callee_leave): Likewise.
4504 (arc_save_callee_milli): Likewise.
4505 (arc_eh_return_address_location): Likewise.
4506 (arc_check_multi): Use hard frame regnum.
4507 (arc_can_eliminate): Likewise.
4508 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4509 for register allocator.
4510 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4511 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4512 (FRAME_POINTER_REGNUM): Change it to a fake register.
4513 (HARD_FRAME_POINTER_REGNUM): Defined.
4514 (ARG_POINTER_REGNUM): Change it to a new fake register.
4515 (ELIMINABLE_REGS): Update.
4516 (REGISTER_NAMES): Update names.
4517 * config/arc/arc.md (LP_START): Remove.
4519 (shift_si3_loop): Update pattern.
4521 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4523 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4524 to avoid delay slot scheduling.
4525 (arc_must_save_register): Don't save SP.
4526 * config/arc/arc.md (stack_tie): Remove.
4527 (UNSPEC_ARC_STKTIE): Likewise.
4529 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4530 Shiva Chen <shiva0217@gmail.com>
4532 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4533 code gen with large shift amount.
4535 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4537 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4540 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4543 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4544 print -m64/-mx32/-m32 if it is true.
4545 (ix86_debug_options, ix86_function_specific_print): Pass true as
4546 ADD_ABI_P to ix86_target_string.
4547 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4548 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4549 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4551 PR rtl-optimization/90082
4552 * dce.c (can_delete_call): New function.
4553 (deletable_insn_p, mark_insn): Use it.
4555 PR tree-optimization/90090
4556 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4558 (is_division_by_square): Likewise. Formatting fix.
4560 2019-04-16 Richard Biener <rguenther@suse.de>
4562 PR tree-optimization/56049
4563 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4564 equality check if alias-set zero will prevail.
4566 2019-04-15 Jeff Law <law@redhat.com>
4568 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4569 size and alignment as unsigned.
4571 2019-04-15 Richard Biener <rguenther@suse.de>
4574 * tree-loop-distribution.c (destroy_loop): Preserve correct
4577 2019-04-15 Richard Biener <rguenther@suse.de>
4579 PR tree-optimization/90071
4580 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4581 abnormal operands from def stmts.
4583 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4585 PR rtl-optimization/89794
4586 * combine.c (count_auto_inc): New function.
4587 (try_combine): Count how many auto_inc expressions there were in the
4588 original instructions. Ensure we have the same number in the new
4589 instructions. Remove the code that tried to ensure auto_inc side
4590 effects on i1 and i0 are not lost.
4592 2019-04-15 Richard Biener <rguenther@suse.de>
4595 * tree.h (auto_var_p): Declare.
4596 * tree.c (auto_var_p): New function, split out from ...
4597 (auto_var_in_fn_p): ... here.
4598 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4600 (new_var_info): Initialize it.
4601 (set_uids_in_ptset): Also set the shadow variable uid if required.
4602 (ipa_pta_execute): Postprocess points-to solutions assigning
4603 shadow variable uids for locals that may reach their containing
4604 function recursively.
4605 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4606 assert but instead check whether the points-to solution is
4609 2019-04-15 Martin Jambor <mjambor@suse.cz>
4612 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4615 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4617 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4619 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4620 Kito Cheng <kito.cheng@gmail.com>
4621 Shiva Chen <shiva0217@gmail.com>
4623 * config/nds32/nds32-md-auxiliary.c
4624 (nds32_legitimize_pic_address): Use new PIC pattern.
4625 (nds32_legitimize_tls_address): Use new TLS pattern.
4626 (nds32_output_symrel): New.
4627 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4628 (nds32_alloc_relax_group_id): Ditto.
4629 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4630 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4632 (nds32_group_tls_insn): Ditto.
4633 (nds32_group_float_insns): Ditto.
4634 * config/nds32/nds32.md (tls_le): New.
4637 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4639 * configure: Add nds32 target for dwarf2 debug_line checking.
4640 * configure.ac: Regenerated.
4642 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4645 * ipa-devirt.c (skip_in_fields_list_p): New.
4646 (odr_types_equivalent_p): Use it.
4648 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4651 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4652 instead of strncmp when checking for thumb and arm. Formatting fixes.
4654 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4656 * doc/install.texi: Document --with-target-system-zlib.
4658 2019-04-12 Martin Sebor <msebor@redhat.com>
4664 * targhooks.c (default_vector_alignment): Avoid assuming
4665 argument fits in SHWI.
4666 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4668 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4670 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4672 PR rtl-optimization/89965
4673 * dce.c: Include rtl-iter.h.
4674 (struct check_argument_load_data): New type.
4675 (check_argument_load): New function.
4676 (find_call_stack_args): Check for loads from stack slots still tracked
4677 in sp_bytes and punt if any is found.
4679 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4681 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4683 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4684 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4686 2019-04-12 Martin Liska <mliska@suse.cz>
4689 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4691 (separate_attrs): Handle multiple 'default's.
4692 (expand_target_clones): Rework error handling code.
4694 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4697 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4698 mode of vector rather than mode of destination for move instruction.
4699 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4700 Use QI inner mode with V16QI vector mode.
4702 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4705 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4706 "invalid %%t operand" in output_operand_lossage message.
4708 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4710 * config/s390/predicates.md (permute_pattern_operand): New
4712 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4713 operand for the permute pattern.
4714 ("*vec_perm<mode>"): New insn definition.
4715 ("bswap<mode>"): Generate the permute pattern operand in the
4716 expander and perform the operand reloads for pre arch13 level
4718 ("*bswap<mode>_emu"): Rename to ...
4719 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4720 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4721 Add the USE operand for the permute pattern.
4722 ("*vec_set_bswap_vec<mode>"): Likewise.
4724 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4727 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4728 and gcc_unreachable if it fails, just call tree_to_uhwi which
4729 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4730 Start warning message with a lower-case letter. Formatting fixes.
4732 PR rtl-optimization/90026
4733 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4734 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4735 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4736 in cfglayout mode, use emit_barrier_after_bb.
4738 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4740 PR rtl-optimization/87763
4741 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4744 2019-04-11 Tom de Vries <tdevries@suse.de>
4746 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4747 max macro using statement expression.
4749 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4751 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4752 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4753 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4754 read_only_private_data_section using xcoff_private_rodata_section_name.
4755 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4757 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4760 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4762 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4764 PR rtl-optimization/89965
4765 * dce.c (sp_based_mem_offset): New function.
4766 (find_call_stack_args): Use sp_based_mem_offset.
4768 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4770 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4772 2019-04-11 Richard Biener <rguenther@suse.de>
4774 PR tree-optimization/90020
4775 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4776 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4777 * tree-ssa-pre.c (compute_avail): Use it to not put
4778 possibly trapping references after a call that might not
4779 return into EXP_GEN.
4780 * gcse.c (compute_hash_table_work): Do not elide
4781 marking a block containing a call if the call might not
4784 2019-04-11 Richard Biener <rguenther@suse.de>
4786 PR tree-optimization/90018
4787 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4788 Test both SLP and interleaving variants.
4790 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4792 * config/s390/8561.md: New file.
4793 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4794 Add arch13 cpu model.
4795 * config/s390/s390-opts.h (enum processor_type): Likewise.
4796 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4797 (s390_get_unit_mask): Likewise.
4798 (s390_is_fpd): Likewise.
4799 (s390_is_fxd): Likewise.
4800 * config/s390/s390.h (s390_tune_attr): Likewise.
4801 * config/s390/s390.md: Include arch13 pipeline description.
4802 * config/s390/s390.opt: Add arch13.
4804 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4806 PR rtl-optimization/87763
4807 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4809 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4811 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4813 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4814 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4815 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4816 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4818 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4820 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4821 "Although" in -fipa-icf documentation.
4823 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4824 of using multiple -g options.
4826 2019-04-10 Martin Liska <mliska@suse.cz>
4828 PR gcov-profile/89959
4829 * doc/gcov.texi: Make documentation of -x option
4832 2019-04-10 Richard Biener <rguenther@suse.de>
4834 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4836 (DR_GROUP_SAME_DR_STMT): Remove.
4837 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4838 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4839 replace with assert.
4840 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4841 (vect_record_grouped_load_vectors): Remove unreachable code.
4843 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4846 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4847 obsolete reference to N.
4849 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4852 * expr.c (store_expr): Set properly size on the MEM passed to
4856 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4857 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4858 translation is needed, and when translation is needed, only append
4859 ... if the string length is hostsz or more bytes long. Avoid using
4862 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4865 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4866 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4868 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4869 differences directly.
4870 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4872 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4874 PR translation/90011
4875 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4877 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4879 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4880 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4881 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4882 trailing space from -gsplit-dwarf diagnostics.
4884 PR tree-optimization/89998
4885 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4886 instead of integer_type_node if possible, don't add ranges if return
4887 type is not compatible with int.
4888 * gimple-fold.c (gimple_fold_builtin_sprintf,
4889 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4892 2019-04-09 Martin Liska <mliska@suse.cz>
4894 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4895 * doc/install.texi: Document the new config.
4897 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4899 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4900 use gimple_expr_type for load and store calls. Skip over the
4901 condition argument in a conditional internal function.
4902 Protect use of TREE_INT_CST_LOW.
4904 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4907 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4908 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4909 trailing period from it too.
4911 2019-04-08 wu yuan <wuyuan5@huawei.com>
4913 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4914 * config/aarch64/aarch64.md : Add "tsv110.md"
4915 * config/aarch64/tsv110.md: New file.
4917 2019-04-08 Richard Biener <rguenther@suse.de>
4919 PR tree-optimization/90006
4920 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4923 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4926 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4928 (fma_root_node): Likewise.
4929 (func_fma_steering): Likewise.
4931 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4933 PR rtl-optimization/89865
4934 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4936 PR rtl-optimization/89865
4937 * config/i386/i386.md
4938 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4939 numbers not to clash with the additional operands[4].
4940 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4941 with extra register copy in the middle.
4943 2019-04-08 Martin Liska <mliska@suse.cz>
4945 PR gcov-profile/89961
4946 * doc/gcov.texi: Document data_file.
4947 * gcov.c (generate_results): Add data_info into JSON output.
4949 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4951 PR tree-optimization/89725
4952 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4953 loop's chrec as invariant symbol.
4954 * tree-chrec.h (chrec_contains_symbols): New parameter.
4955 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4956 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4957 function of loops not in DDR's loop_nest.
4958 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4960 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4963 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4966 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4969 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4970 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4972 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4974 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4975 targetm.fixed_condition_code_regs.
4977 2019-04-05 Richard Biener <rguenther@suse.de>
4981 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4982 debug bind stmts but reset them if they are not valid at the
4985 2019-04-05 Martin Liska <mliska@suse.cz>
4987 PR translation/89936
4988 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4989 order to wrap keywords or arguments.
4990 * collect2.c (main): Likewise.
4991 (scan_prog_file): Likewise.
4992 (scan_libraries): Likewise.
4993 * common/config/riscv/riscv-common.c
4994 (riscv_subset_list::parsing_subset_version): Likewise.
4995 (riscv_subset_list::parse_std_ext): Likewise.
4996 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4998 * config/arm/arm.c (arm_option_override): Likewise.
4999 * config/cris/cris.c (cris_print_operand): Likewise.
5000 * config/darwin-c.c (darwin_pragma_options): Likewise.
5001 (darwin_pragma_unused): Likewise.
5002 (darwin_pragma_ms_struct): Likewise.
5003 * config/ft32/ft32.c (ft32_print_operand): Likewise.
5004 * config/i386/i386.c (print_reg): Likewise.
5005 (ix86_print_operand): Likewise.
5006 * config/i386/xm-djgpp.h: Likewise.
5007 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
5008 * config/m32c/m32c.c (m32c_option_override): Likewise.
5009 * config/msp430/msp430.c (msp430_option_override): Likewise.
5010 * config/nds32/nds32.c (nds32_option_override): Likewise.
5011 * config/nvptx/mkoffload.c (main): Likewise.
5012 * config/rx/rx.c (rx_print_operand): Likewise.
5013 (valid_psw_flag): Likewise.
5014 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
5015 (vms_pragma_nomember_alignment): Likewise.
5016 (vms_pragma_extern_model): Likewise.
5017 * lto-wrapper.c (compile_offload_image): Likewise.
5018 * omp-offload.c (oacc_parse_default_dims): Likewise.
5019 * symtab.c (symtab_node::verify_base): Likewise.
5020 * tlink.c (recompile_files): Likewise.
5021 (start_tweaking): Likewise.
5022 * tree-profile.c (parse_profile_filter): Likewise.
5024 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
5026 PR tree-optimization/89956
5027 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
5028 multiple negates of the same value.
5030 2019-04-04 Martin Sebor <msebor@redhat.com>
5034 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
5035 have the same precision since the function crashes otherwise.
5036 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
5037 has non-zero arguments.
5039 2019-04-04 Martin Sebor <msebor@redhat.com>
5042 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
5043 out if the number of arguments is less than expected.
5045 2019-04-04 Jeff Law <law@redhat.com>
5047 PR rtl-optimization/89399
5048 * ree.c (combine_set_extension): Use single_set rather than
5049 digging into PATTERN for items on the candidate list.
5050 (combine_reaching_defs): Likewise.
5052 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
5054 PR rtl-optimization/46590
5055 * loop-invariant.c (find_defs): Move df_remove_problem and
5056 df_process_deferred_rescans to move_invariants.
5057 Move df_live_add_problem and df_live_set_all_dirty calls
5059 (move_invariants): Likewise.
5060 (move_loop_invariants): Likewise, making the df_live calls
5061 conditional on -O. Remove the problem again if we added it
5064 2019-04-03 qing zhao <qing.zhao@oracle.com>
5066 PR tree-optimization/89730
5067 * ipa-inline.c (can_inline_edge_p): Delete the checking for
5068 -flive-patching=inline-only-static.
5069 (can_inline_edge_by_limits_p): Add the checking for
5070 -flive-patching=inline-only-static and grant always_inline
5071 even when -flive-patching=inline-only-static is specified.
5073 2019-04-03 Jeff Law <law@redhat.com>
5075 PR rtl-optimization/81025
5076 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
5078 2019-04-03 Richard Biener <rguenther@suse.de>
5080 PR tree-optimization/84101
5081 * tree-vect-stmts.c: Include explow.h for hard_function_value,
5082 regs.h for hard_regno_nregs.
5083 (cfun_returns): New helper.
5084 (vect_model_store_cost): When vectorizing a store to a decl
5085 we return and the function ABI returns in a multi-reg location
5086 account for the possible spilling that will happen.
5088 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
5090 * config/s390/s390.c (s390_legitimate_address_p): Reject long
5091 displacement addresses for vector mode operands.
5093 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
5095 * config/arc/arc.c (GMASK_LEN): Define.
5096 (arc_restore_callee_saves): Restore first blink when
5099 2019-04-03 Sudakshina Das <sudi.das@arm.com>
5101 * doc/extend.texi: Add deprecated comment on sign-return-address
5102 function attribute and add mbranch-protection.
5103 * doc/invoke.texi: Add bti to the options for mbranch-protection.
5105 2019-04-03 Richard Biener <rguenther@suse.de>
5108 * lto-wrapper.c (run_gcc): Avoid implicit rules making
5109 the all target phony.
5111 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
5115 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5116 Return false for variable DImode shifts.
5117 (dimode_scalar_chain::compute_convert_gain): Do not handle
5118 register count operand in variable DImode shifts.
5119 (dimode_scalar_chain::make_vector_copies): Remove support to copy
5120 count argument of a variable shift instruction to a vector register.
5121 (dimode_scalar_chain::convert_reg): Remove support to convert
5122 count argument of a variable shift instruction.
5124 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5126 PR rtl-optimization/84206
5127 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
5128 iterating over loop headers.
5130 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5132 PR rtl-optimization/85876
5133 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
5134 beyond the original fence.
5136 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
5138 * config.gcc: Mark spu* targets as deprecated/obsolete.
5140 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5142 * config/s390/s390-builtin-types.def: New builtin function type
5143 definitions. Remove unused types.
5144 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
5145 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
5146 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
5147 overloaded builtins.
5148 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
5149 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
5150 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
5151 (vec_double, vec_signed, vec_unsigned): Define to use the new
5152 overloaded builtins.
5153 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
5156 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5158 * config/s390/s390-builtin-types.def: New builtin function type
5160 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
5161 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
5162 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
5163 (s390_vstrszh, s390_vstrszf): New low-level builtins.
5164 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
5165 constant definitions.
5166 * config/s390/vecintrin.h (vec_search_string_cc)
5167 (vec_search_string_until_zero_cc): New builtin name definitions.
5168 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
5170 ("vec_vstrs<mode>"): New insn definition.
5172 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5174 * config/s390/s390-builtin-types.def: Add new builtin function
5176 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
5177 New overloaded builtins.
5178 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
5180 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
5181 (UNSPEC_VEC_SLDBYTE): ... this.
5182 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
5183 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
5185 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
5186 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
5187 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
5189 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5191 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
5192 New insn definition.
5193 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
5194 * config/s390/vector.md (V_HW_HSD): ... here.
5196 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5198 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
5199 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
5200 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
5201 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
5202 New insn definitions.
5204 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5206 * config/s390/s390-builtin-types.def: Add new builtin function type.
5207 * config/s390/s390-builtins.def: Add overloaded builtin
5208 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
5209 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
5210 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
5211 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
5212 ("eltswap<mode>"): New expander.
5213 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
5216 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5218 * config/s390/s390-builtin-types.def: Add new builtin function types.
5219 * config/s390/s390-builtins.def: Add overloaded builtin
5220 s390_vec_revb. Add low-level builtins for vlbr and vstbr
5222 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
5223 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
5224 ("bswap<mode>"): New expander.
5225 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
5227 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5229 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
5230 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
5231 vector builtin version number in __VEC__.
5233 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5235 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
5237 (SFSI): New mode attribute.
5238 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
5239 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
5241 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
5242 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
5243 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
5244 ("floatsi<mode>2"): Add wcefb instruction.
5246 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5248 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
5249 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
5251 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
5252 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
5253 support 32 bit fp-int conversions. Rename to ...
5254 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5255 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5256 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
5257 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
5260 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5262 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
5263 if-then-else constructs if we can use the select instruction.
5264 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
5266 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5268 * config/s390/s390.md ("*popcountdi_arch13_cc")
5269 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
5271 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
5272 Append _z196 to make it ...
5273 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
5274 ("popcounthi2_z196"): ... this.
5275 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
5276 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
5278 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5280 * config/s390/s390.c (s390_canonicalize_comparison): Convert
5281 certain compares for arch13 in order to make use of the condition
5282 code result produced by the new instructions.
5283 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
5284 nxrk, and nxgrk instruction patterns.
5285 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
5286 (inv_no): Add new code iterator together with some attributes.
5287 ("*andc_split_<mode>"): Disable splitter for arch13.
5288 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
5289 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
5290 ("*<ANDOR:bitops_name>c<GPR:mode>")
5291 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
5292 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
5293 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
5294 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
5296 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5298 * common/config/s390/s390-common.c (processor_flags_table): New
5300 * config.gcc: Support arch13 with the --with-arch= configure flag.
5301 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5302 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
5303 * config/s390/s390.c (s390_get_sched_attrmask)
5304 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
5305 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
5306 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
5307 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
5308 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
5310 * config/s390/s390.opt: Support arch13 as processor type in
5311 command line options.
5313 2019-04-02 Martin Liska <mliska@suse.cz>
5315 PR translation/89912
5316 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
5317 Fix param description of graphite-max-arrays-per-scop.
5319 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
5321 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
5322 (ASAN_CC1_SPEC): Use it in 64-bit mode.
5323 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
5325 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5327 PR rtl-optimization/85412
5328 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
5329 sel_sched_region_1, not after.
5331 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5333 PR rtl-optimization/86928
5334 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
5335 compute_live if necessary.
5336 (sel_redirect_edge_and_branch): Likewise.
5338 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
5340 PR rtl-optimization/89865
5341 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
5342 register if it is a part of small class.
5344 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5346 PR rtl-optimization/87273
5347 * sel-sched-ir.c (merge_fences): Remove assert.
5349 2019-04-01 Richard Biener <rguenther@suse.de>
5351 PR tree-optimization/46590
5352 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
5353 (dom_walker::m_reachability): Add in place of...
5354 (dom_walker::m_skip_unreachable_blocks): ...this.
5355 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
5356 Move complex initialization ...
5357 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
5358 lazily and initialize edge flags on each invocation.
5359 (dom_walker::bb_reachable): Use m_reachability.
5361 2019-04-01 Martin Liska <mliska@suse.cz>
5364 * opt-suggestions.c (option_proposer::build_option_suggestions):
5365 Add variant without any argument in order to provide better
5368 2019-04-01 Richard Biener <rguenther@suse.de>
5371 * gimple.c: Include langhooks.h.
5372 (gimple_get_alias_set): Treat enumeral types as the underlying
5375 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5376 Eric Botcazou <ebotcazou@adacore.com>
5378 PR rtl-optimization/89862
5379 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
5380 that operates on the full registers for WORD_REGISTER_OPERATIONS
5383 2019-03-29 Jim Wilson <jimw@sifive.com>
5385 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
5386 Clear MASK_RVC and then set if C subset supported.
5388 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5391 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
5392 non-addressable complit into its initializer if it is volatile.
5394 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
5396 * opts-common.c (integral_argument): Set errno properly in one case.
5398 2019-03-29 Martin Liska <mliska@suse.cz>
5400 * doc/invoke.texi: Remove -Wchkp from documentation.
5402 2019-03-29 Martin Liska <mliska@suse.cz>
5404 * dbgcnt.c (print_limit_reach): New function.
5407 2019-03-29 Martin Liska <mliska@suse.cz>
5409 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5410 (dbg_cnt_process_opt): Parse first tokens aas
5411 dbg_cnt_process_single_pair is also using strtok.
5413 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5415 PR rtl-optimization/87485
5416 * function.c (expand_function_end): Move stack_protect_epilogue
5417 before loading of return value into hard register(s).
5419 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5422 * tree-inline.h (struct copy_body_data): Add
5423 dont_remap_vla_if_no_change flag.
5424 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5425 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5426 and remap_type_2 returns false.
5427 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5428 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5429 only from where it is copied to nested contexts.
5431 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5434 * config/i386/i386.md (RMW operation with LEA peephole):
5435 Use LEAMODE mode attribute instead of SWI mode iterator for
5438 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5441 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5442 Also process XEXP (src, 0) of a shift insn.
5444 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5447 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5448 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5450 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5452 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5454 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5455 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5456 immediately after first one with df_analyze in between, but rather
5457 process all bbs, queueing ones that need second pass in a worklist,
5458 df_analyze, process queued debug insn changes and if second pass is
5459 needed, process bbs from worklist, df_analyze, process queued debug
5462 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5463 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5464 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5466 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5469 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5472 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5475 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5476 function for 32-bit MS_ABI.
5477 (function_value_ms_32): New function.
5479 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5481 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5482 (movdi): Call gen_movdi_symbol_save_scc.
5483 (gen_movdi_symbol_save_scc): New insn and split.
5485 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5487 PR rtl-optimization/89313
5488 * function.c (matching_constraint_num): New static function.
5489 (match_asm_constraints_1): Use it. Fixup white space and comment.
5490 Don't replace inputs with non-matching constraints which conflict
5491 with early clobber outputs.
5493 2019-03-27 Jeff Law <law@redhat.com>
5496 PR rtl-optimization/87761
5497 PR rtl-optimization/89826
5498 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5500 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5501 note problem to get REG_DEAD/REG_UNUSED notes updated.
5503 2019-03-27 Richard Biener <rguenther@suse.de>
5505 PR tree-optimization/89463
5506 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5507 queue edges to remove.
5508 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5509 dead stmts. Delay edge removal until PHIs are removed to
5510 make debug-stmt creation not confused by seemingly degenerate
5513 2019-03-27 Alan Modra <amodra@gmail.com>
5515 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5517 * config/rs6000/darwin.h: Likewise.
5518 * config/rs6000/rs6000.c: Likewise.
5520 2019-03-27 Alan Modra <amodra@gmail.com>
5522 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5523 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5525 2019-03-26 Andrew Waterman <andrew@sifive.com>
5526 Jim Wilson <jimw@sifive.com>
5528 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5529 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5530 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5531 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5532 (generic_alu): Add auipc to type list.
5533 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5534 (riscv_microarchitecture): Declare.
5535 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5536 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5538 (riscv_microarchitecture): New.
5539 (sifive_7_tune_info): New.
5540 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5541 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5543 (riscv_store_data_bypass_p): New.
5544 (riscv_option_override): Set riscv_microarchitecture from
5545 cpu->microarchitecture.
5546 * config/riscv/riscv.md: Include sifive-7.md.
5549 (auipc<mode>): Change type to auipc.
5550 (restore_stack_nonlocal): New.
5551 * config/riscv/sifive-7.md: New.
5552 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5554 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5557 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5558 Also process XEXP (src, 0) of a shift insn.
5560 2019-03-26 Richard Biener <rguenther@suse.de>
5562 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5563 (copy_debug_stmt): Likewise.
5564 (expand_call_inline): Likewise.
5565 (copy_bb): Avoid redundant lookup & set of gimple_block.
5566 * gimple-low.c (lower_gimple_return): Likewise.
5567 (lower_builtin_setjmp): Likewise.
5569 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5571 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5572 is constant 0, turn into static const data member initialized to false.
5573 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5574 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5576 2019-03-26 Jason Merrill <jason@redhat.com>
5577 Jakub Jelinek <jakub@redhat.com>
5579 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5581 (mem_alloc_description::release_object_overhead): Fix comment typos.
5582 * hash-table.h (hash_table::~hash_table): Call
5583 release_instance_overhead only if m_entries is non-NULL, otherwise
5584 call unregister_descriptor.
5586 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5588 PR tree-optimization/81740
5589 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5590 In case of outer loop vectorization, check for backward dependence
5591 at the inner loop if outer loop dependence is reversed.
5593 2019-03-26 Alan Modra <amodra@gmail.com>
5595 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5596 rs6000_vector_mem init. Correct wI and wJ comment.
5598 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5600 PR rtl-optimization/88347
5601 PR rtl-optimization/88423
5602 * sched-deps.c (sched_analyze_insn): Take into account that for
5603 tablejumps the barrier appears after a label and a jump_table_data.
5605 2019-03-25 Martin Sebor <msebor@redhat.com>
5608 * c-common.c (check_user_alignment): Rename local. Correct maximum
5609 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5610 convert it to UHWI when it fits.
5612 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5615 * dwarf2out.c (premark_used_variables): New function.
5616 (prune_unused_types_walk): Do not mark not premarked external
5618 (prune_unused_types): Call premark_used_variables.
5620 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5622 PR rtl-optimization/89676
5623 * lra-constraints.c (curr_insn_transform): Do match reload for
5624 early clobbers when the match was successful only for different
5627 2019-03-25 Martin Sebor <msebor@redhat.com>
5629 * doc/extend.texi (Common Type Attributes): Document vector_size.
5630 (Common Variable Attributes): Mention size constraint. Correct
5632 (Vector Extensions): Use @dfn when defining bas type. Clarify
5633 base type and size constraints.
5635 2019-03-25 Richard Biener <rguenther@suse.de>
5637 PR tree-optimization/89789
5638 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5639 changes from non-undefined back to undefined.
5641 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5643 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5644 heap string and a gc string, but since this variable is unknown to
5645 ggc the gc string might get reused and corrupted. Fixed by always
5646 using a heap string.
5648 2019-03-25 Richard Biener <rguenther@suse.de>
5650 PR tree-optimization/89779
5651 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5652 to remove IV defs, delay actual removal.
5653 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5654 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5655 very end, properly also reset loop control IV information.
5657 2019-03-25 Richard Biener <rguenther@suse.de>
5659 PR tree-optimization/89802
5660 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5661 move EH data to folded stmt.
5663 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5665 * config/s390/s390-builtin-types.def: Remove few unused types and
5666 fix sort order for others.
5668 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5670 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5671 expected and found types with -mdebug during builtin matching.
5673 2019-03-25 Richard Biener <rguenther@suse.de>
5676 * fold-const.c (operand_equal_p): Revert last change with
5679 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5681 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5682 notes for the result of the __tls_get_addr calls.
5683 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5685 2019-03-24 Jeff Law <law@redhat.com>
5687 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5689 PR rtl-optimization/87761
5690 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5691 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5693 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5694 rescans. Reprocess blocks as needed, calling df_analyze before
5695 reprocessing. Always call df_analyze before fixing up debug bind
5698 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5700 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5703 2019-03-22 Andrew Pinski <apinski@marvell.com>
5705 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5706 attrribute for uxtw.
5708 2019-03-26 Jeff Law <law@redhat.com>
5710 PR rtl-optimization/87761
5711 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5712 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5713 (mips_split_move): Accept new INSN argument. Try to forward SRC
5714 into the next instruction.
5715 (mips_split_move_insn): Pass INSN through to mips_split_move.
5717 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5719 PR rtl-optimization/89676
5720 * lra-constraints.c (curr_insn_transform): Do match reload for
5721 early clobbers even if the match was successful.
5723 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5726 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5728 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5730 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5732 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5734 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5735 <avx512>_fmsub_<mode>_mask3<round_name>,
5736 <avx512>_fnmadd_<mode>_mask3<round_name>,
5737 <avx512>_fnmsub_<mode>_mask3<round_name>,
5738 avx512f_vmfmadd_<mode>_mask3<round_name>,
5739 avx512f_vmfmsub_<mode>_mask3<round_name>,
5740 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5741 instead of register_operand and %v instead of v for match_operand 1.
5742 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5743 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5744 <round_nimm_predicate> instead of register_operand and %v instead of v
5745 for match_operand 1.
5747 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5748 <avx512>_fmadd_<mode>_mask3<round_name>,
5749 <avx512>_fmsub_<mode>_mask<round_name>,
5750 <avx512>_fmsub_<mode>_mask3<round_name>,
5751 <avx512>_fnmadd_<mode>_mask<round_name>,
5752 <avx512>_fnmadd_<mode>_mask3<round_name>,
5753 <avx512>_fnmsub_<mode>_mask<round_name>,
5754 <avx512>_fnmsub_<mode>_mask3<round_name>,
5755 <avx512>_fmaddsub_<mode>_mask<round_name>,
5756 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5757 <avx512>_fmsubadd_<mode>_mask<round_name>,
5758 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5759 <round_nimm_predicate> instead of nonimmediate_operand.
5760 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5761 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5762 Use register_operand instead of <round_nimm_predicate> for the
5763 operand that needs to match output.
5764 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5765 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5766 Likewise. Formatting fixes.
5769 * config/i386/i386.c (enum ix86_builtins): Remove
5770 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5771 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5772 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5773 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5774 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5775 __builtin_ia32_vfmsubss3_mask3): New builtins.
5776 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5777 avx512f_vmfmadd_<mode>_mask3<round_name>,
5778 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5779 *avx512f_vmfmsub_<mode>_mask<round_name>,
5780 avx512f_vmfmsub_<mode>_mask3<round_name>,
5781 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5782 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5783 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5784 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5785 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5786 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5787 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5788 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5789 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5790 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5791 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5792 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5793 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5794 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5795 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5796 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5797 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5798 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5799 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5800 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5801 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5802 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5803 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5804 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5805 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5806 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5807 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5808 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5810 2019-03-21 Martin Sebor <msebor@redhat.com>
5812 PR tree-optimization/89350
5813 * builtins.c (compute_objsize): Also ignore offsets whose upper
5815 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5816 (builtin_memref::builtin_memref): Initialize new member.
5817 Allow EXPR to be null.
5818 (builtin_memref::extend_offset_range): Replace local with a member.
5819 Avoid assuming pointer offsets are unsigned.
5820 (builtin_memref::set_base_and_offset): Determine base object
5821 before computing offset range.
5822 (builtin_access::builtin_access): Handle memset.
5823 (builtin_access::generic_overlap): Replace local with a member.
5824 (builtin_access::strcat_overlap): Same.
5825 (builtin_access::overlap): Same.
5826 (maybe_diag_overlap): Same.
5827 (maybe_diag_access_bounds): Same.
5828 (wrestrict_dom_walker::check_call): Handle memset.
5829 (check_bounds_or_overlap): Same.
5831 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5832 Jakub Jelinek <jakub@redhat.com>
5835 * tree.c (fld_type_variant, fld_incomplete_type_of,
5836 fld_process_array_type): Call fld->pset.add and don't call
5837 add_tree_to_fld_list if it returns true.
5838 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5839 non-marked types from TYPE_NEXT_VARIANT list.
5840 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5842 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5844 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5845 to false, if true, don't alloc_entries during construction, but defer
5846 it to the first method that needs m_entries allocated.
5847 (hash_table::hash_table, hash_table::~hash_table,
5848 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5849 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5850 hash_table::clear_slot, hash_table::traverse_noresize,
5851 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5852 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5854 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5855 NO_INSERT instead of find_with_hash.
5856 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5857 hash_set::m_table): Add Lazy to template params of hash_table.
5858 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5859 * attribs.c (test_attribute_exclusions): Likewise.
5860 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5861 hash_set. Add tests for hash_set with Lazy = true.
5863 2019-03-21 Richard Biener <rguenther@suse.de>
5865 PR tree-optimization/89779
5866 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5867 checks with respect to released SSA names now having error_mark_node
5869 * fold-const.c (operand_equal_p): Likewise.
5871 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5874 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5876 (s390_optimize_register_info): Use global_not_special_regno_p to
5877 check for global regs.
5879 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5882 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5883 update this_alternative nor this_alternative_set.
5885 2019-03-19 Jim Wilson <jimw@sifive.com>
5888 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5889 align, size, offset. Use them to handle a BLKmode reference. Update
5891 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5893 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5895 PR rtl-optimization/89768
5896 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5898 (unroll_loop_runtime_iterations): Likewise.
5900 2019-03-19 Martin Sebor <msebor@redhat.com>
5902 PR tree-optimization/89644
5903 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5904 rather than endptr as an indicator of nul-termination.
5906 PR tree-optimization/89644
5907 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5908 arrays in determining sequence sizes in strncpy and stpncpy.
5910 2019-03-19 Martin Liska <mliska@suse.cz>
5913 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5914 unlikely_edges if there's an edge that belongs to both these sets.
5916 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5919 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5920 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5921 go via a stack temporary.
5923 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5926 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5927 instead of gen_rtx_SUBREG.
5928 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5930 2019-03-19 Richard Biener <rguenther@suse.de>
5933 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5935 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5939 * tree.c (free_lang_data_in_decl): Do not free context of C++
5942 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5945 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5946 subs for the first alternative except when operands[3] is 1.
5949 * gimplify.c (gimplify_asm_expr): For output argument with
5950 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5953 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5955 PR rtl-optimization/89753
5956 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5957 explicit unrolling factor even more robust.
5959 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5962 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5963 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5964 signed zeros, do another copysign after the compensation.
5966 2019-03-18 Martin Sebor <msebor@redhat.com>
5968 PR tree-optimization/89720
5969 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5970 more conservatively, the same as anti-range.
5972 2019-03-18 Richard Biener <rguenther@suse.de>
5975 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5976 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5977 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5978 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5980 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5982 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5983 Extend queue to 1024 entries.
5984 Add "consumed" field.
5985 (gomp_print_output): Remove print_index parameter.
5986 Add final parameter.
5987 Change limit to unsigned.
5988 Use consumed field to implement circular buffer.
5989 Detect interrupted print in final pass.
5990 Flush output at the end.
5991 (run): Update gomp_print_output usage.
5992 (main): Initialize kernargs->output_data.consumed.
5994 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5996 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5997 calculation of the minimum number of scalar iterations for
5998 fully-predicated loops.
6000 2019-03-18 Martin Jambor <mjambor@suse.cz>
6002 PR tree-optimization/89546
6003 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
6004 any propagation to its children took place.
6006 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
6009 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
6010 parameter, and make use of it.
6011 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
6013 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6015 * config/arc/arc.opt (mcode-density-frame): Get the inital value
6016 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
6017 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6018 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6019 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
6020 match what the ops is doing.
6021 (push_multi_fp_blink): Likewise.
6022 * config/arc/arc.c (arc_override_options): Enable enter/leave when
6023 compiling for size and elf target.
6024 (arc_save_callee_enter): Adjust note to match what enter/leave
6027 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6029 * config/arc/arc.md (tst_movb): Fix constraint.
6031 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6033 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
6035 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6037 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
6038 * config/arc/arc.c (arc_conditional_register_usage): Remove all
6039 reg_alloc_order references.
6040 (size_alloc_order): Define.
6041 (arc_adjust_reg_alloc_order): New function.
6042 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
6044 (ADJUST_REG_ALLOC_ORDER): Define.
6045 (HONOR_REG_ALLOC_ORDER): Likewise.
6047 2019-03-18 Richard Biener <rguenther@suse.de>
6050 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
6051 loads and stores a bit more.
6053 2019-03-18 Richard Biener <rguenther@suse.de>
6056 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
6057 load pessimization to stores as well.
6059 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
6062 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
6063 successor, use NULL as its av set.
6065 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6067 PR rtl-optimization/89721
6068 * lra-constraints (invariant_p): Return false if side_effects_p holds.
6070 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
6073 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6074 When handling vec_extract, use modular arithmetic to allow
6075 constant selectors greater than vector length.
6076 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
6077 V1TImode vectors to have constant selector values greater than 0.
6078 Use modular arithmetic to compute vector index.
6079 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
6080 index for in-memory vectors. Correct code generation for
6081 in-register vectors.
6082 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
6085 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
6089 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
6092 2019-03-15 Jakub Jelinek <jakub@redhat.com>
6095 * tree.c (inchash::add_expr): Strip any location wrappers.
6096 * fold-const.c (operand_equal_p): Move stripping of location wrapper
6097 after hash verification.
6100 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
6101 SIGN_EXTEND and ZERO_EXTEND.
6103 2019-03-14 Jason Merrill <jason@redhat.com>
6104 Jakub Jelinek <jakub@redhat.com>
6106 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
6107 than if is_empty (*slot).
6108 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
6109 existing elt and for elt removal.
6110 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
6111 of already removed elt.
6113 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
6116 * config/i386/i386.c (remove_partial_avx_dependency): Handle
6119 2019-03-14 Martin Liska <mliska@suse.cz>
6122 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
6124 2019-03-14 Richard Biener <rguenther@suse.de>
6127 * config/i386/i386.c (make_resolver_func): Properly set
6128 DECL_CONTEXT on the RESULT_DECL.
6129 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
6131 2019-03-14 Richard Biener <rguenther@suse.de>
6133 * gimple-pretty-print.c: Include cfgloop.h.
6134 (dump_gimple_phi): Adjust.
6135 (dump_gimple_bb_header): Dump loop header for GIMPLE.
6136 (pp_cfg_jump): Adjust.
6137 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
6138 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
6139 (lower_phi_internal_fn): Remove.
6140 (verify_gimple_call): Remove IFN_PHI special-casing.
6141 (dump_function_to_file): Dump IL state.
6142 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
6143 done to deal with PHI nodes being present in non-SSA state.
6145 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6148 * multiple_target.c (create_dispatcher_calls): Change
6149 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
6150 In the node->iterate_referring loop, push *ref rather than ref, call
6151 ref->remove_reference () and always pass 0 to iterate_referring.
6153 PR rtl-optimization/89679
6154 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
6155 would contain a paradoxical SUBREG.
6157 2019-03-14 Richard Biener <rguenther@suse.de>
6159 PR tree-optimization/89710
6160 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
6163 2019-03-14 Martin Liska <mliska@suse.cz>
6165 * coverage.c (coverage_begin_function): Stream also
6167 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
6168 documentation about function declaration location.
6169 * gcov-dump.c (tag_function): Print whole range
6170 of function declaration.
6171 * gcov.c (struct function_info): Add end_column field.
6172 (function_info::function_info): Initialize it.
6173 (output_json_intermediate_file): Output {start,end}_column
6175 (read_graph_file): Read end_column.
6177 2019-03-14 Richard Biener <rguenther@suse.de>
6180 * fold-const.c (operand_equal_p): For INDIRECT_REF check
6181 that the access types are similar.
6183 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6185 PR tree-optimization/89703
6186 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
6187 aren't compatible also with builtin_decl_explicit. Check pure
6188 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
6189 and BUILT_IN_STPNCPY{,_CHK}.
6191 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
6194 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
6195 addr32 prefix to VSIB address for X32.
6196 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
6198 (*avx512pf_gatherpf<mode>df_mask): Likewise.
6199 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
6200 (*avx512pf_scatterpf<mode>df_mask): Likewise.
6201 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
6202 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
6203 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
6204 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
6205 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
6206 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
6207 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
6208 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
6209 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
6210 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
6211 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
6212 (*avx512f_scatterdi<mode>): Likewise.
6214 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
6217 * lra-constraints.c (inherit_in_ebb): Update
6218 potential_reload_hard_regs along with live_hard_regs.
6220 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6223 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
6225 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
6227 2019-03-13 Martin Sebor <msebor@redhat.com>
6229 PR tree-optimization/89662
6230 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
6233 2019-03-13 Richard Biener <rguenther@suse.de>
6236 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
6237 throw FP expressions at tree-affine.
6239 2019-03-14 Richard Biener <rguenther@suse.de>
6241 * tree-pretty-print.c (dump_generic_node): For -gimple properly
6242 dump negative integer constants using _Literal (type) -num.
6244 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6246 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
6247 nonlocal_value member.
6250 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
6251 (ipa_simd_modify_function_body): Handle PHIs.
6253 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6255 * config/s390/s390.c (s390_option_override_internal): Use more
6256 aggressive inlining parameters.
6258 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6260 * config/s390/3906.md: New file.
6261 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6262 (LONGRUNNING_THRESHOLD): Remove.
6263 (MAX_SCHED_MIX_SCORE): Decrease.
6264 (MAX_SCHED_MIX_DISTANCE): Decrease.
6265 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
6266 (struct s390_sched_state): New struct to hold scheduling state.
6267 (S390_SCHED_STATE_NORMAL): Remove.
6268 (S390_SCHED_STATE_CRACKED): Remove.
6269 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
6270 (s390_get_sched_attrmask): Use new attribute.
6271 (s390_get_unit_mask): Use new units.
6272 (s390_is_fpd): New function.
6273 (s390_is_fxd): New function.
6274 (s390_is_longrunning): New function.
6275 (s390_sched_score): Use new functions.
6276 (s390_sched_reorder): Likewise.
6277 (s390_sched_variable_issue): Rework and use new functions.
6278 (s390_sched_init): Use new functions.
6279 * config/s390/s390.h (s390_tune_attr): Add z14.
6280 * config/s390/s390.md: Add z14.
6282 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6284 * config/s390/2964.md: Update pipeline description.
6285 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6286 (LONGRUNNING_THRESHOLD): Remove.
6287 (LATENCY_FACTOR): Remove.
6288 (s390_get_unit_mask): Add unit.
6289 (s390_sched_score): Use fxd/fpd.
6290 (s390_sched_variable_issue): Use fxd/fpd.
6292 2019-03-12 Martin Liska <mliska@suse.cz>
6294 * config/i386/i386.c: Reword an error message.
6296 2019-03-12 Martin Jambor <mjambor@suse.cz>
6298 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
6299 terminate with newline.
6301 2019-03-12 Jakub Jelinek <jakub@redhat.com>
6304 * config/s390/s390.md (tabort): Use %wd instead of
6305 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
6306 letters and periods.
6307 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
6308 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
6312 * builtins.c (expand_builtin_int_roundingfn,
6313 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
6314 gcc_unreachable if validate_arglist fails.
6316 2019-03-12 Richard Biener <rguenther@suse.de>
6318 PR tree-optimization/89664
6319 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
6320 free the occurance tree after the early out.
6322 2019-03-11 Jakub Jelinek <jakub@redhat.com>
6326 * vr-values.c (vr_values::update_value_range): If
6327 old_vr->varying_p (), don't update it, make new_vr also VARYING
6330 2019-03-11 Martin Liska <mliska@suse.cz>
6332 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6333 Fix double string quoting.
6335 2019-03-11 Martin Liska <mliska@suse.cz>
6337 * collect-utils.c (collect_wait): Wrap apostrophes
6338 in gcc internal format with %'.
6339 * collect2.c (main): Likewise.
6340 (scan_prog_file): Likewise.
6341 (scan_libraries): Likewise.
6342 * config/i386/i386.c (ix86_expand_call): Likewise.
6343 (ix86_handle_interrupt_attribute): Likewise.
6344 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
6345 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
6346 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
6347 * lto-wrapper.c (find_crtoffloadtable): Likewise.
6348 * symtab.c (symtab_node::verify_base): Likewise.
6349 * tree-cfg.c (verify_gimple_label): Likewise.
6350 * tree.c (verify_type_variant): Likewise.
6352 2019-03-11 Martin Liska <mliska@suse.cz>
6354 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
6355 in a string format message and fix GNU coding style.
6356 (expand_builtin_set_thread_pointer): Likewise.
6357 * common/config/aarch64/aarch64-common.c
6358 (aarch64_rewrite_selected_cpu): Likewise.
6359 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
6360 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
6361 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
6362 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
6363 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
6364 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
6365 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
6366 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
6367 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
6368 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
6370 * common/config/riscv/riscv-common.c
6371 (riscv_subset_list::parsing_subset_version): Likewise.
6372 (riscv_subset_list::parse_std_ext): Likewise.
6373 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6374 (riscv_subset_list::parse): Likewise.
6375 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
6376 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
6377 (aarch64_override_options_internal): Likewise.
6378 (aarch64_validate_mcpu): Likewise.
6379 (aarch64_validate_march): Likewise.
6380 (aarch64_validate_mtune): Likewise.
6381 (aarch64_override_options): Likewise.
6382 * config/alpha/alpha.c (alpha_option_override): Likewise.
6383 * config/arc/arc.c (arc_init): Likewise.
6384 (parse_mrgf_banked_regs_option): Likewise.
6385 (arc_override_options): Likewise.
6386 (arc_expand_builtin_aligned): Likewise.
6387 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
6388 (arm_expand_builtin): Likewise.
6389 * config/arm/arm.c (arm_option_check_internal): Likewise.
6390 (arm_configure_build_target): Likewise.
6391 (arm_option_override): Likewise.
6392 (arm_options_perform_arch_sanity_checks): Likewise.
6393 (arm_handle_cmse_nonsecure_entry): Likewise.
6394 (arm_handle_cmse_nonsecure_call): Likewise.
6395 (arm_tls_referenced_p): Likewise.
6396 (thumb1_expand_prologue): Likewise.
6397 * config/avr/avr.c (avr_option_override): Likewise.
6398 * config/bfin/bfin.c (bfin_option_override): Likewise.
6399 * config/c6x/c6x.c (c6x_option_override): Likewise.
6400 * config/cr16/cr16.c (cr16_override_options): Likewise.
6401 * config/cris/cris.c (cris_option_override): Likewise.
6402 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6403 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6404 * config/darwin.c (darwin_override_options): Likewise.
6405 * config/frv/frv.c (frv_expand_builtin): Likewise.
6406 * config/h8300/h8300.c (h8300_option_override): Likewise.
6407 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6408 (ix86_option_override_internal): Likewise.
6409 (warn_once_call_ms2sysv_xlogues): Likewise.
6410 (ix86_expand_prologue): Likewise.
6411 (split_stack_prologue_scratch_regno): Likewise.
6412 (ix86_warn_parameter_passing_abi): Likewise.
6413 * config/ia64/ia64.c (fix_range): Likewise.
6414 * config/m68k/m68k.c (m68k_option_override): Likewise.
6415 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6416 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6417 (mips_set_compression_mode): Likewise.
6418 * config/mmix/mmix.c (mmix_option_override): Likewise.
6419 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6420 * config/msp430/msp430.c (msp430_option_override): Likewise.
6421 * config/nds32/nds32.c (nds32_option_override): Likewise.
6422 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6423 (nios2_option_override): Likewise.
6424 (nios2_expand_custom_builtin): Likewise.
6425 * config/nvptx/mkoffload.c (main): Likewise.
6426 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6427 * config/pa/pa.c (fix_range): Likewise.
6428 (pa_option_override): Likewise.
6429 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6430 (riscv_option_override): Likewise.
6431 * config/rl78/rl78.c (rl78_option_override): Likewise.
6432 * config/rs6000/aix61.h: Likewise.
6433 * config/rs6000/aix71.h: Likewise.
6434 * config/rs6000/aix72.h: Likewise.
6435 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6436 * config/rs6000/freebsd64.h: Likewise.
6437 * config/rs6000/linux64.h: Likewise.
6438 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6439 (rs6000_expand_zeroop_builtin): Likewise.
6440 (rs6000_expand_mtfsb_builtin): Likewise.
6441 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6442 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6443 (rs6000_invalid_builtin): Likewise.
6444 (rs6000_expand_split_stack_prologue): Likewise.
6445 * config/rs6000/rtems.h: Likewise.
6446 * config/rx/rx.c (valid_psw_flag): Likewise.
6447 (rx_expand_builtin): Likewise.
6448 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6449 * config/s390/s390.c (s390_expand_builtin): Likewise.
6450 (s390_function_profiler): Likewise.
6451 (s390_option_override_internal): Likewise.
6452 (s390_option_override): Likewise.
6453 * config/sh/sh.c (sh_option_override): Likewise.
6454 (sh_builtin_saveregs): Likewise.
6455 (sh_fix_range): Likewise.
6456 * config/sh/vxworks.h: Likewise.
6457 * config/sparc/sparc.c (sparc_option_override): Likewise.
6458 * config/spu/spu.c (spu_option_override): Likewise.
6459 (fix_range): Likewise.
6460 * config/visium/visium.c (visium_option_override): Likewise.
6461 (visium_handle_interrupt_attr): Likewise.
6462 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6463 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6464 (dbg_cnt_process_opt): Likewise.
6465 * dwarf2out.c (output_dwarf_version): Likewise.
6466 * except.c (expand_eh_return): Likewise.
6467 * gcc.c (defined): Likewise.
6468 (driver_handle_option): Likewise.
6469 (process_command): Likewise.
6470 (compare_files): Likewise.
6471 (driver::prepare_infiles): Likewise.
6472 (driver::do_spec_on_infiles): Likewise.
6473 (driver::maybe_run_linker): Likewise.
6474 * omp-offload.c (oacc_parse_default_dims): Likewise.
6475 * opts-global.c (handle_common_deferred_options): Likewise.
6476 * opts.c (parse_sanitizer_options): Likewise.
6477 (common_handle_option): Likewise.
6478 (enable_warning_as_error): Likewise.
6479 * passes.c (enable_disable_pass): Likewise.
6480 * plugin.c (parse_plugin_arg_opt): Likewise.
6481 (default_plugin_dir_name): Likewise.
6482 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6483 (default_pch_valid_p): Likewise.
6484 * toplev.c (init_asm_output): Likewise.
6485 (process_options): Likewise.
6486 (toplev::run_self_tests): Likewise.
6487 * tree-cfg.c (verify_gimple_call): Likewise.
6488 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6489 (tree_inlinable_function_p): Likewise.
6490 * var-tracking.c (vt_find_locations): Likewise.
6492 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6494 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6495 only on the else branch.
6497 2019-03-11 Martin Liska <mliska@suse.cz>
6499 * gcov.c (output_intermediate_json_line): Print function
6501 (output_json_intermediate_file): Add new argument.
6502 * doc/gcov.texi: Document the change.
6504 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6506 PR rtl-optimization/89588
6507 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6508 explicit unrolling factor more robust.
6510 2019-03-11 Richard Biener <rguenther@suse.de>
6512 PR tree-optimization/89649
6513 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6514 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6515 on the prolog and epilog loops.
6516 (vect_loop_versioning): Return copy of loop.
6517 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6518 on the non-vectorized version of the loop.
6520 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6523 * config/i386/sse.md (*vec_extractv2di_0_sse):
6524 Add (=r,x) alternative and corresponding splitter.
6526 2019-03-10 Martin Jambor <mjambor@suse.cz>
6528 PR tree-optimization/85762
6529 PR tree-optimization/87008
6530 PR tree-optimization/85459
6531 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6532 it points to if there is a type changing MEM_REF. Adjust all callers.
6533 (build_accesses_from_assign): Disable total scalarization if
6534 contains_vce_or_bfcref_p returns true through the new parameter, for
6537 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6540 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6541 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6544 * common.opt (fdiagnostics-show-labels,
6545 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6546 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6547 gas-locview-support, ginline-points, ginternal-reset-location-views):
6548 Terminate description text with a dot.
6549 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6550 * config/mcore/mcore.opt (m210, m340): Likewise.
6551 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6552 mnops=): Start description text with a capital letter.
6553 * config/arc/arc.opt (msize-level=): Likewise.
6554 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6555 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6557 * config/ft32/ft32.opt (msim): Likewise.
6558 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6559 (mnodiv, mnopm): Terminate description text with a dot.
6560 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6562 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6564 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6567 PR rtl-optimization/89634
6568 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6569 are modified in BB_END (e->src) instruction.
6571 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6574 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6575 messages more amenable to translation, and improve wording.
6577 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6579 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6580 ud- and du-chains between phases.
6582 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6585 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6586 instead of POLY_INT_CST.
6588 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6590 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6593 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6598 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6599 (_mm_storeu_si64): Ditto.
6601 2019-03-08 Martin Liska <mliska@suse.cz>
6604 * config/i386/i386.c (ix86_option_override_internal): Disable
6605 jump tables when retpolines are used.
6607 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6610 * ipa-split.c (execute_split_functions): Do not split
6611 'noinline' or 'section' function.
6613 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6616 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6617 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6618 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6621 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6622 from diagnostics. Formatting fixes.
6625 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6626 warn_odr diagnostics.
6629 * lra-constraints.c (process_alt_operands): Avoid one space before
6630 " at the end of line and another after " on another line in a string
6632 * attribs.c (handle_dll_attribute): Likewise.
6633 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6635 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6636 warning_at or inform messages in G_() if there is no ?:.
6638 PR tree-optimization/89550
6639 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6640 returned true. Formatting fixes.
6641 (expand_builtin_strnlen): Formatting fixes.
6642 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6643 if warning_at returned true.
6644 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6646 2019-03-08 Richard Biener <rguenther@suse.de>
6649 * cfgloop.h (struct loop): Add owned_clique field.
6650 * cfgloopmanip.c (copy_loop_info): Copy it.
6651 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6653 * tree-inline.c (copy_loops): Remap owned_clique.
6654 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6655 * lto-streamer-out.c (output_cfg): Likewise.
6657 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6660 * config/darwin.c: Include intl.h.
6661 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6662 composing the message out of two separate parts.
6664 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6667 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6668 doesn't start with a capital letter and doesn't end with a dot.
6669 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6670 with a capital letter.
6671 (ix86_mangle_function_version_assembler_name): Likewise.
6672 (ix86_generate_version_dispatcher_body): Likewise.
6673 (fold_builtin_cpu): Likewise.
6674 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6675 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6676 translators, wrap full type name in %qs.
6678 PR translation/79999
6679 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6680 depend clause with source (or sink) modifier.
6681 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6684 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6685 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6686 (avx512f_load<mode>_mask): New define_expand.
6687 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6688 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6689 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6690 __builtin_ia32_movess_mask): New builtins.
6691 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6692 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6693 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6694 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6696 2019-03-07 Martin Jambor <mjambor@suse.cz>
6699 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6700 for extern inline functions.
6702 2019-03-07 Martin Jambor <mjambor@suse.cz>
6705 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6706 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6707 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6708 have multiple callees. At the end check if declarations match as
6709 opposed to cgraph_nodes.
6711 2019-03-07 Martin Liska <mliska@suse.cz>
6713 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6714 which is equivalent to searching for this in clones chain.
6715 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6716 names with a neighbour and special case first node in a chain.
6718 2019-01-25 Jason Merrill <jason@redhat.com>
6720 PR c++/80916 - spurious "static but not defined" warning.
6721 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6722 for an internal symbol with DECL_EXTERNAL.
6724 2019-04-07 Richard Biener <rguenther@suse.de>
6727 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6728 * tree-inline.c (copy_loops): Simplify.
6730 2019-03-07 Martin Liska <mliska@suse.cz>
6732 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6734 2019-03-07 Richard Biener <rguenther@suse.de>
6736 PR tree-optimization/89595
6737 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6738 stmt iterator as reference, take boolean output parameter to
6739 indicate whether the stmt was removed and thus the iterator
6741 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6742 stmts created by folding.
6744 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6747 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6750 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6752 PR rtl-optimization/88845
6753 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6755 * lra.c (remove_scratches_1): New function.
6756 (remove_scratches): Use it.
6757 (lra_emit_move): Likewise.
6759 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6761 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6762 unaligned_access variable.
6763 * config/arc/arc.c (arc_override_options): Set unaligned access
6764 default on for HS CPUs.
6765 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6767 2019-03-06 Martin Liska <mliska@suse.cz>
6769 PR gcov-profile/89577
6770 * doc/gcov.texi: Prefer to use --coverage.
6771 * doc/sourcebuild.texi: Likewise.
6773 2019-03-02 Jason Merrill <jason@redhat.com>
6775 PR c++/86485 - -Wmaybe-unused with empty class ?:
6776 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6778 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6781 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6785 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6786 exactly one argument.
6788 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6789 Richard Sandiford <richard.sandiford@arm.com>
6791 PR tree-optimization/89570
6792 * match.pd (vec_cond into cond_op simplification): Don't use
6793 get_conditional_internal_fn, use as_internal_fn (cond_op).
6795 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6798 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6799 to decide when to split off a non-zero offset from a symbol.
6800 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6801 in function symbols.
6803 2019-03-05 Richard Biener <rguenther@suse.de>
6805 PR tree-optimization/89594
6806 * tree-if-conv.c (pass_if_conversion::execute): Handle
6807 case where .LOOP_VECTORIZED_FUNCTION was removed.
6809 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6812 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6813 instead alloca it only when needed with the needed size.
6815 PR tree-optimization/89570
6816 * match.pd (vec_cond into cond_op simplification): Guard with
6817 vectorized_internal_fn_supported_p test and #if GIMPLE.
6819 PR tree-optimization/89566
6820 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6821 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6822 Punt if get_user_idx_format succeeds, but idx_format argument is
6823 not provided or doesn't have pointer type, or if idx_args is above
6824 number of provided arguments.
6826 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6828 PR tree-optimization/89437
6829 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6831 2019-03-04 Richard Biener <rguenther@suse.de>
6834 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6837 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6839 PR tree-optimization/89487
6840 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6841 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6842 (distribute_loop): Don't do runtime alias check if there is non-
6843 addressable data reference.
6844 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6845 is a register variable.
6847 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6850 * config/arm/arm.md (cmpsi2_addneg): Use
6851 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6852 If operands[2] is 0 or INT_MIN, force use of subs.
6853 (*compare_scc splitter): Use gen_int_mode.
6854 (*negscc): Likewise.
6855 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6857 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6858 Monk Chiang <sh.chiang04@gmail.com>
6860 * common/config/riscv/riscv-common.c: Include sstream.
6861 (riscv_subset_list::to_string): New.
6862 (riscv_arch_str): Likewise.
6863 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6865 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6866 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6867 (riscv_emit_attribute): New.
6868 (riscv_file_start): Emit attribute if needed.
6869 (riscv_option_override): Init riscv_emit_attribute_p.
6870 * config/riscv/riscv.opt (mriscv-attribute): New option.
6871 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6873 * doc/install.texi: Document --with-riscv-attribute.
6874 * doc/invoke.texi: Document -mriscv-attribute.
6876 * common/config/riscv/riscv-common.c:
6877 Include config/riscv/riscv-protos.h.
6878 (INCLUDE_STRING): Defined.
6879 (RISCV_DONT_CARE_VERSION): Defined.
6880 (riscv_subset_t): Declare.
6881 (riscv_subset_t::riscv_subset_t): New.
6882 (riscv_subset_list): Declare.
6883 (riscv_subset_list::riscv_subset_list): New.
6884 (riscv_subset_list::~riscv_subset_list): Likewise.
6885 (riscv_subset_list::parsing_subset_version): Likewise.
6886 (riscv_subset_list::parse_std_ext): Likewise.
6887 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6888 (riscv_subset_list::add): Likewise.
6889 (riscv_subset_list::lookup): Likewise.
6890 (riscv_subset_list::xlen): Likewise.
6891 (riscv_subset_list::parse): Likewise.
6892 (riscv_supported_std_ext): Likewise.
6893 (current_subset_list): Likewise.
6894 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6897 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6899 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6900 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6901 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6903 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6905 PR rtl-optimization/85899
6906 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6907 fallthru edges leading to the exit block.
6909 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6912 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6913 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6915 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6917 PR tree-optimization/89535
6918 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6919 for each operand. Calculate the fallback choice for mask operands
6920 and pass it to vect_get_vec_def_for_operand.
6922 2019-03-01 Richard Biener <rguenther@suse.de>
6925 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6926 get virtual operands.
6927 (get_expr_operands): Handle CONST_DECL like other decls.
6929 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6932 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6933 on DECL_P and EXPR_P.
6935 2019-03-01 Richard Biener <rguenther@suse.de>
6938 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6939 argument, defaulted to zero.
6940 * passes.c (execute_function_todo): Pass down SSA update flags
6941 to cleanup_tree_cfg.
6942 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6943 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6945 (cleanup_tree_cfg): Get and pass down SSA update flags.
6947 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6950 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6951 early_lto_debug argument.
6953 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6955 PR tree-optimization/89536
6956 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6957 only whether bit #0 of the value is 0 instead of the entire value.
6959 2019-02-28 Marek Polacek <polacek@redhat.com>
6961 PR c++/87068 - missing diagnostic with fallthrough statement.
6962 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6963 at the end of a seq, save its location to walk_stmt_info.
6964 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6967 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6970 * tree.c (find_atomic_core_type): Move ahead in file.
6971 (check_base_type): Correctly compare alignments of atomic types.
6973 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6976 * config/i386/i386.c (get_builtin_code_for_version): Identify
6977 Westmere from PCLMUL, instead of AES.
6979 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6982 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6983 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6986 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6989 * config/aarch64/aarch64-option-extensions.def: Document it.
6990 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6993 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6996 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6997 builtins if they don't have a single scalar floating point argument.
7000 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7002 PR rtl-optimization/89490
7003 * varasm.c (get_block_for_section): Bail out for mergeable sections.
7004 (default_use_anchors_for_symbol_p, output_object_block): Assert the
7005 block section is not mergeable.
7007 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7010 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
7011 old define_insn to ...
7012 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
7013 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
7014 Rename old define_insn to ...
7015 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
7016 (thumb2_casesi_internal_pic): New define_expand. Rename old
7018 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
7019 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
7020 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
7022 2019-02-27 Richard Biener <rguenther@suse.de>
7025 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
7027 2019-02-27 Richard Biener <rguenther@suse.de>
7029 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
7032 2019-02-27 Richard Biener <rguenther@suse.de>
7035 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
7036 parameter, prefix section name with .gnu.debuglto_ if true.
7037 (dwarf2out_finish): Pass false to output_comdat_type_unit.
7038 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
7040 2019-02-27 Richard Biener <rguenther@suse.de>
7043 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
7044 rather than on use_debug_types, doing what output_die does.
7045 (value_format): Likewise.
7047 2019-02-27 Martin Jambor <mjambor@suse.cz>
7048 Martin Sebor <msebor@redhat.com>
7050 * doc/invoke.texi (Warning Options): Reword description of
7051 -Wno-absolute-value.
7053 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7055 PR tree-optimization/89280
7056 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
7057 builtin_setjmp_setup_bb): New functions.
7058 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
7059 When visiting __builtin_setjmp_setup block, queue in special
7060 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
7061 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
7062 from visited after the loop if they don't have any visited successor
7065 2018-02-26 Steve Ellcey <sellcey@marvell.com>
7067 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
7069 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
7071 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7074 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
7075 with types other than sizetype/ssizetype.
7077 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7079 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
7080 (enum sparc_processor_type): ...this.
7081 (enum sparc_code_model_type): New enumeration type.
7082 (enum sparc_memory_model_type): Tweak comments.
7083 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
7085 (mcmodel): Use sparc_code_model enumeration and variable.
7086 (sparc_code_model): New enumeration.
7087 (mdebug): Add Undocumented marker.
7088 * config/sparc/sparc.h (enum cmodel): Delete.
7089 (sparc_cmodel): Likewise.
7090 (TARGET_CM_MEDLOW): Adjust to above renaming.
7091 (TARGET_CM_MEDMID): Likewise.
7092 (TARGET_CM_MEDANY): Likewise.
7093 (TARGET_CM_EMBMEDANY): Likewise.
7094 * config/sparc/sparc.c (sparc_cmodel): Delete.
7095 (sparc_option_override): Remove string/value mapping support for the
7096 code model. Move code and memory model support to after the handling
7097 of target flags. Do private machine setup last.
7098 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
7099 (sparc_legitimize_reload_address): Likewise.
7100 (sparc_output_mi_thunk): Likewise.
7101 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
7103 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7105 PR tree-optimization/89500
7106 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
7107 (handle_builtin_strlen): Remove noncst_bound variable. Always
7108 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
7109 cst if the first cst bytes starting at x are known to be non-zero,
7110 even if the string is not zero terminated. Don't try to modify
7111 *si for strnlen. Update strlen_to_stridx only for strlen or if
7112 we can prove strnlen returns the same value as strlen would.
7114 2019-02-26 Martin Liska <mliska@suse.cz>
7116 * alloc-pool.h (struct pool_usage): Remove extra
7118 * bitmap.h (struct bitmap_usage): Likewise.
7119 * ggc-common.c (struct ggc_usage): Likewise.
7120 * mem-stats.h (struct mem_usage): Likewise.
7121 (mem_alloc_description::dump): Print dash lines
7122 here and repeat header at the end of a table report.
7123 It's then more readable.
7124 * tree-phinodes.c (phinodes_print_statistics): Make
7125 horizontal alignment.
7126 * tree-ssanames.c (ssanames_print_statistics): Likewise.
7127 * vec.c (struct vec_usage): Remove extra print_dash_line.
7128 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
7130 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
7132 * doc/extend.texi (__builtin_object_size):
7133 Use @pxref instead of @xref inside parenthesis.
7134 (__builtin_has_attribute): Add missing comma after @xref.
7135 (__builtin_object_size): Ditto.
7136 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
7137 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
7140 2019-02-26 Jeff Law <law@redhat.com>
7142 PR rtl-optimization/87761
7143 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
7144 detect obviously dead insns and delete them.
7146 2019-02-26 Richard Biener <rguenther@suse.de>
7148 PR tree-optimization/89505
7149 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
7150 to handle restrict pointed-to vars with multiple subvars
7153 2019-02-26 Richard Biener <rguenther@suse.de>
7155 PR tree-optimization/89489
7156 * tree-parloops.c (create_loop_fn): Copy over last_clique.
7158 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7160 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
7161 and move around comment.
7162 <BIT_AND_EXPR>: Likewise.
7163 <BIT_NOT_EXPR>: Add specific handling for boolean types.
7165 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7168 * config/i386/i386.c (remove_partial_avx_dependency): Call
7169 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
7170 after changing possibly many instructions to use that pseudo. Fix up
7171 insertion of v4sf_const0 setter at the start of bb.
7173 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7176 * doc/extend.texi (Variadic Pointer Args): New section.
7178 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7179 Martin Sebor <msebor@gmail.com>
7181 * common.opt (Wattribute-alias): Likewise.
7182 * doc/invoke.texi (Option Summary): List general form of
7183 -Wattribute-alias=. List positive form of -Wmissing-attributes.
7184 (-Wmissing-attributes): Invert entry, rewrite and correct default.
7185 Add cross-references.
7186 (-Wattribute-alias): Rewrite and correct default. Mention
7187 considered attributes (same as for -Wmissing-attributes).
7189 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
7191 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
7192 (_mm_cvtpd_ps): Likewise.
7193 (_mm_cvttpd_epi32): Likewise.
7196 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
7197 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
7200 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
7202 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7205 * common/config/aarch64/aarch64-common.c
7206 (struct aarch64_option_extension): Add is_synthetic.
7207 (all_extensions): Use it.
7208 (TARGET_OPTION_INIT_STRUCT): Define hook.
7209 (struct gcc_targetm_common): Moved to end.
7210 (all_extensions_by_on): New.
7211 (opt_ext_cmp, typedef opt_ext): New.
7212 (aarch64_option_init_struct): New.
7213 (aarch64_contains_opt): New.
7214 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
7215 * config/aarch64/aarch64-option-extensions.def
7216 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
7217 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
7218 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
7219 Set is_synthetic to false.
7220 (crypto): Set is_synthetic to true.
7221 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
7224 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7226 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7227 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
7228 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7229 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
7230 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
7231 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
7232 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
7233 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
7235 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
7236 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7237 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
7238 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
7239 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
7240 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
7241 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
7242 vfmlsl_laneq_high_f16): ... To this.
7243 * config/arm/neon.md: Update comments.
7245 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7247 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7248 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
7249 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7250 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
7251 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
7252 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
7253 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
7254 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
7256 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
7257 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7258 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
7259 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
7260 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
7261 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
7262 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
7263 vfmlslq_laneq_high_f16): ... To this.
7265 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
7267 PR rtl-optimization/86096
7268 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
7269 comparing mw_order values.
7271 2019-02-25 Jakub Jelinek <jakub@redhat.com>
7274 * config/arm/arm.md (*subsi3_carryin_const): Use
7275 arm_neg_immediate_operand predicate instead of
7276 arm_not_immediate_operand, "L" constraint instead of "K" and
7277 print it using %n2 instead of %B2.
7278 (*subsi3_carryin_const0): New define_insn.
7279 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
7280 instead of arm_not_operand and "I" constraint instead of "K" and
7281 print it using %n3 instead of %B2. Instead of using match_dup 2 add
7282 another match_operand and in the condition check that it is negation
7284 (*subsi3_carryin_compare_const0): New define_ins.
7285 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
7286 *subsi3_carryin_const.
7287 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
7288 split into *subsi3_carryin_compare_const0 if the highpart is zero.
7291 * config/arm.vfp.md (*negdf2_vfp): Use
7292 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
7293 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
7295 2019-02-24 Jakub Jelinek <jakub@redhat.com>
7297 PR rtl-optimization/89445
7298 * simplify-rtx.c (simplify_ternary_operation): Don't use
7299 simplify_merge_mask on operands that may trap.
7300 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
7301 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
7302 second operand is CONST_VECTOR, check if any element could be zero.
7303 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
7304 their operands can trap.
7306 2019-02-23 Martin Sebor <msebor@redhat.com>
7308 * gimple-ssa-sprintf.c (target_strtol): Rename...
7309 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
7310 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
7311 check for range error.
7313 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
7316 * opts-common.c (prune_options): Also prune joined switches
7317 with Negative and RejectNegative.
7318 * config/i386/i386.opt (march=): Add Negative(march=).
7319 (mtune=): Add Negative(mtune=).
7320 * doc/options.texi: Document Negative used together with Joined
7323 2019-02-22 Martin Sebor <msebor@redhat.com>
7325 * doc/extend.texi (Other Builtins): Add
7326 __builtin_is_constant_evaluated.
7328 2019-02-22 Richard Biener <rguenther@suse.de>
7330 PR tree-optimization/87609
7331 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
7333 2019-02-22 Jeff Law <law@redhat.com>
7335 PR rtl-optimization/87761
7336 * config/mips/mips.md: Add new combiner pattern to recognize
7337 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
7339 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
7342 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
7343 destination register in peepholes generating patterns for ADDS/SUBS.
7344 (add<mode>3_compare0,
7345 *addsi3_compare0_uxtw, add<mode>3_compareC,
7346 add<mode>3_compareV_imm, add<mode>3_compareV,
7347 *adds_<optab><ALLX:mode>_<GPI:mode>,
7348 *subs_<optab><ALLX:mode>_<GPI:mode>,
7349 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
7350 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
7351 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
7352 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
7353 sub<mode>3_compare1): Allow stack pointer for source register.
7354 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
7356 2019-02-22 Martin Sebor <msebor@redhat.com>
7358 PR tree-optimization/88993
7359 PR tree-optimization/88853
7360 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
7362 (sprintf_dom_walker::call_info::is_string_func): New helper.
7363 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
7364 for formatted string functions.
7365 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
7367 2019-02-22 Martin Sebor <msebor@redhat.com>
7370 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
7371 unreachable subexpressions.
7373 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
7374 Hongtao Liu <hongtao.liu@intel.com>
7375 Sunil K Pandey <sunil.k.pandey@intel.com>
7378 * config/i386/i386-passes.def: Add
7379 pass_remove_partial_avx_dependency.
7380 * config/i386/i386-protos.h
7381 (make_pass_remove_partial_avx_dependency): New.
7382 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
7384 (pass_data_remove_partial_avx_dependency): New.
7385 (pass_remove_partial_avx_dependency): Likewise.
7386 (make_pass_remove_partial_avx_dependency): Likewise.
7387 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
7388 (*extendsfdf2): Add avx_partial_xmm_update.
7389 (truncdfsf2): Likewise.
7390 (*float<SWI48:mode><MODEF:mode>2): Likewise.
7391 (SF/DF conversion splitters): Disabled for TARGET_AVX.
7393 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
7396 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7399 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7402 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7403 (PTA_SKYLAKE): Add PTA_AES.
7404 (PTA_GOLDMONT): Likewise.
7406 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7408 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7409 instruction if enabled.
7410 (aarch64_override_options): Remove reference to return address key.
7412 2019-02-22 Richard Biener <rguenther@suse.de>
7414 PR tree-optimization/89440
7415 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7416 not necessary assert.
7418 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7421 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7422 (oacc_replace_fn_attrib_attr): ... this new function.
7423 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7424 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7426 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7428 * config/arm/arm-cpus.in (ares): Rename to...
7429 (neoverse-n1): ... This. Add ares as alias.
7430 * config/arm/arm-tables.opt: Regenerate.
7431 * config/arm/arm-tune.md: Likewise.
7432 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7434 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7436 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7437 * config/aarch64/aarch64-tune.md: Regenerate.
7438 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7440 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7442 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7443 (neoversen1_tunings): ... This.
7444 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7445 (neoverse-n1): New CPU.
7446 * config/aarch64/aarch64-tune.md: Regenerate.
7447 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7449 2019-02-22 Richard Biener <rguenther@suse.de>
7452 * cfghooks.h (dependence_hash): New typedef.
7453 (struct copy_bb_data): New type.
7454 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7455 (duplicate_block): Likewise.
7456 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7457 (copy_bbs): Create and pass down copy_bb_data.
7458 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7459 (rtl_duplicate_bb): Likewise.
7460 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7461 remap dependence info.
7463 2019-02-22 Richard Biener <rguenther@suse.de>
7465 PR tree-optimization/87609
7466 * tree-core.h (tree_base): Document special clique values.
7467 * tree-inline.c (remap_dependence_clique): Do not use the
7468 special clique value of one.
7469 (maybe_set_dependence_info): Use clique one.
7470 (clear_dependence_clique): New callback.
7471 (compute_dependence_clique): Clear clique one from all refs
7472 before assigning it (again).
7474 2019-02-21 Martin Sebor <msebor@redhat.com>
7476 * doc/extend.texi (__clear_cache): Correct signature.
7478 2019-02-21 Ian Lance Taylor <iant@golang.org>
7481 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7482 than output_constant_def.
7483 (add_constant_to_table): New static function.
7484 (output_constant_def): Call add_constant_to_table.
7485 (tree_output_constant_def): Likewise.
7487 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7490 * builtins.c (fold_builtin_arith_overflow): If first two args are
7491 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7494 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7497 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7498 error for -mindirect-branch/-mfunction-return with incompatible
7501 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7504 * constraints.md (q): Remove.
7505 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7508 2019-02-21 Martin Jambor <mjambor@suse.cz>
7511 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7512 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7513 (omp_adjust_for_condition): ...here. Added necessary parameters.
7514 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7515 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7516 proper values to new parameters of omp_adjust_for_condition.
7518 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7521 * expr.c (expand_assignment): If result is a MEM, use change_address
7522 instead of simplify_gen_subreg.
7524 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7525 David Malcolm <dmalcolm@redhat.com>
7528 * fold-const.c (decode_field_reference): Return NULL_TREE if
7529 lang_hooks.types.type_for_size returns NULL. Check it before
7530 overwriting *exp_. Use return NULL_TREE instead of return 0.
7532 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7536 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7539 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7542 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7543 TARGET_SSE in addition to TARGET_SSE_MATH.
7545 (ix86_excess_precision): Ditto.
7546 (ix86_float_exceptions_rounding_supported_p): Ditto.
7547 (use_rsqrt_p): Ditto.
7548 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7550 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7553 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7554 linenum_arith_t when determining if two adjacent line spans are
7555 close enough to merge.
7556 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7557 lines within each line_span.
7559 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7562 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7563 paradoxical SUBREGS.
7565 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7568 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7569 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7570 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7573 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7575 * config/gcn/gcn.c (print_operand): Fix typo.
7577 2019-02-19 Richard Biener <rguenther@suse.de>
7580 * toplev.c (do_compile): Initialize mpfr's exponent range
7581 based on available float modes.
7583 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7585 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7586 as long as the epilogue isn't completed.
7588 2019-02-18 Martin Sebor <msebor@redhat.com>
7590 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7591 __has_cpp_attribute, and __has_include.
7593 2019-02-18 Martin Sebor <msebor@redhat.com>
7595 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7597 2019-02-18 Martin Sebor <msebor@redhat.com>
7600 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7602 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7604 2019-02-18 Richard Biener <rguenther@suse.de>
7606 PR tree-optimization/89296
7607 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7608 of no-warning flag to cases that might emit the bogus warning.
7610 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7613 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7615 * config/arm/vfp.md (*movdi_vfp): Likewise.
7616 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7617 "q" constraint for operands[0].
7620 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7621 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7622 pattern in a temporary buffer.
7623 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7624 than 64-operands[2].
7627 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7628 s390_indirect_branch_settings): Define unconditionally.
7629 (s390_set_current_function): Likewise, but guard the whole body except
7630 the s390_indirect_branch_settings call with
7631 #if S390_USE_TARGET_ATTRIBUTE.
7632 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7634 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7635 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7636 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7637 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7638 HOST_WIDE_INT_1U instead of 1ULL.
7639 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7640 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7641 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7642 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7644 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7647 2019-02-18 Martin Jambor <mjambor@suse.cz>
7649 PR tree-optimization/89209
7650 * tree-sra.c (create_access_replacement): New optional parameter
7651 reg_tree. Use it as a type if non-NULL and access type is not of
7653 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7654 to create_access_replacement.
7655 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7656 Check lacc is non-NULL before attempting to re-create it on the RHS.
7658 2019-02-18 Martin Liska <mliska@suse.cz>
7661 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7663 (symbol_table::free_edge): Recycle m_summary_id.
7664 * cgraph.h (get_summary_id): New.
7665 (symbol_table::release_symbol): Set m_summary_id to -1
7667 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7668 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7669 function_summary to fast_function_summary.
7670 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7671 * ipa-pure-const.c (class funct_state_summary_t):
7672 Switch from function_summary to fast_function_summary.
7673 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7674 (class ipa_ref_opt_summary_t): Switch from function_summary
7675 to fast_function_summary.
7676 * symbol-summary.h (class function_summary_base): New class
7677 that is created from base of former function_summary.
7678 (function_summary_base::unregister_hooks): New.
7679 (class function_summary): Inherit from function_summary_base.
7680 (class call_summary_base): New class
7681 that is created from base of former call_summary.
7682 (class call_summary): Inherit from call_summary_base.
7683 (struct is_same): New.
7684 (class fast_function_summary): New summary class.
7685 (class fast_call_summary): New summary class.
7686 * vec.h (vec_safe_grow_cleared): New function.
7688 2019-02-18 Martin Liska <mliska@suse.cz>
7690 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7691 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7692 * doc/tm.texi: Document new target hook.
7693 * doc/tm.texi.in: Likewise.
7694 * target.def: Add new target macro.
7695 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7698 2019-02-17 Alan Modra <amodra@gmail.com>
7701 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7702 output reg on add insn.
7703 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7705 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7708 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7709 (PMULHRSW): Likewise.
7710 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7712 (ssse3_pmulhrswv4hi3): New expander.
7714 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7716 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7717 MMX. Add isa attribute.
7719 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7721 PR rtl-optimization/66152
7722 * builtins.h (c_readstr): Declare.
7723 * builtins.c (c_readstr): Remove forward declaration. Add
7724 null_terminated_p argument, if false, read all bytes from the
7725 string instead of stopping after '\0'.
7726 * expr.c (string_cst_read_str): New function.
7727 (store_expr): Use string_cst_read_str instead of
7728 builtin_strncpy_read_str. Try to store by pieces the whole
7729 exp_len first, and only if that fails, split it up into
7730 store by pieces followed by clear_storage. Formatting fix.
7732 * config/i386/i386.md (*movqi_internal): Remove static from
7733 buf variable. Use output_asm_insn (buf, operands); return "";
7734 instead of return buf;.
7735 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7736 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7737 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7739 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7741 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7742 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7743 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7744 (CC1_SPEC): Likewise.
7745 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7747 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7749 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7750 the base address on 64-bit strict-alignment platforms.
7752 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7754 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7756 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7758 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7760 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7762 PR rtl-optimization/88308
7763 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7764 on copied instruction.
7766 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7768 * final.c (insn_current_reference_address): Replace test on JUMP_P
7769 with test on jump_to_label_p.
7770 * config/visium/visium-passes.def: New file.
7771 * config/visium/t-visium (PASSES_EXTRA): Define.
7772 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7773 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7774 (TRAMPOLINE_ALIGNMENT): Define.
7775 * config/visium/visium.c (visium_option_override): Do not register
7776 the machine-specific reorg pass here.
7777 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7779 (output_branch): Adjust threshold for long branch instruction.
7780 * config/visium/visium.md (cpu): Move around.
7781 (length): Adjust for the GR6.
7783 2019-02-15 Richard Biener <rguenther@suse.de>
7784 Jakub Jelinek <jakub@redhat.com>
7786 PR tree-optimization/89278
7787 * tree-loop-distribution.c: Include tree-eh.h.
7788 (generate_memset_builtin, generate_memcpy_builtin): Call
7789 rewrite_to_non_trapping_overflow on builtin->size before passing it
7790 to force_gimple_operand_gsi.
7792 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7795 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7797 * opth-gen.awk: Likewise.
7799 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7801 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7802 Enable MMX, SSE and SSE2 by default.
7803 * config/i386/i386.c (ix86_option_override_internal): Do not
7804 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7806 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7808 PR rtl-optimization/89354
7809 * combine.c (make_extraction): Punt if extraction_mode is narrower
7812 2019-02-14 Maya Rashish <coypu@sdf.org>
7814 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7815 * config/netbsd-d.c: New file.
7816 * config/t-netbsd: Add netbsd-d.o
7818 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7820 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7821 affects_type_identity to true for aarch64_vector_pcs.
7822 (aarch64_comp_type_attributes): New function.
7823 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7825 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7828 * config/arm/iterators.md (ANY64): Add V4HF.
7830 2019-02-14 Martin Liska <mliska@suse.cz>
7832 PR rtl-optimization/89242
7833 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7834 process a transformation.
7836 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7838 PR tree-optimization/89314
7839 * fold-const.c (fold_binary_loc): Cast strlen argument to
7840 const char * before dereferencing it. Formatting fixes.
7843 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7845 2019-02-13 Ian Lance Taylor <iant@golang.org>
7847 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7848 and set current index for other optimizations.
7850 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7852 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7853 nonimmediate_operand as operand 2 predicate.
7854 (vec_set<VF2_512_256:mode>_0): Ditto.
7855 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7856 (*vec_concatv2si): Remove alternative 2.
7857 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7858 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7859 (vec_concatv2di): Split alternatives 4,5,6 to ...
7860 (*vec_concatv2di_0) ... new pattern.
7862 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7865 * config/arm/arm.c (ldm_stm_operation_p) Set
7866 addr_reg_in_reglist correctly for first register.
7867 (load_multiple_sequence): Remove dead base check.
7868 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7870 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7873 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7874 Expose as @aarch64_pred_mov.
7875 * config/aarch64/aarch64.c (aarch64_classify_address):
7876 Use expand_insn which legitimizes operands.
7878 2019-02-13 Martin Liska <mliska@suse.cz>
7880 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7881 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7882 and pointer_offset fields.
7883 (initialize_argument_information): Remove usage of dead
7885 * cgraph.h (struct cgraph_thunk_info): Remove
7886 add_pointer_bounds_args.
7887 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7889 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7891 * config/i386/i386.c (ix86_function_arg_advance): Remove
7893 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7894 (def_builtin): Remove usage of dead
7896 (ix86_add_new_builtins): Likewise.
7897 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7898 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7899 (sem_function::init): Likewise.
7900 (sem_variable::merge): Likewise.
7901 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7902 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7903 * lto-cgraph.c (lto_output_node): Likewise.
7904 (lto_output_varpool_node): Likewise.
7905 (input_node): Likewise.
7906 (input_varpool_node): Likewise.
7907 * lto-streamer-out.c (lto_output): Likewise.
7908 * tree-inline.c (expand_call_inline): Remove usage of
7910 * tree-inline.h (struct copy_body_data): Likewise.
7911 * varpool.c (varpool_node::dump): Likewise.
7913 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7916 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7917 into pt->vars_contains_escaped_heap instead of setting
7918 pt->vars_contains_escaped_heap to it.
7921 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7922 INTVAL (size), compare it to GET_MODE_MASK instead of
7923 1 << GET_MODE_BITSIZE.
7926 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7927 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7930 2019-02-13 Martin Liska <mliska@suse.cz>
7933 * cfgrtl.c (remove_barriers_from_footer): New function.
7934 (try_redirect_by_replacing_jump): Use it.
7935 (cfg_layout_redirect_edge_and_branch): Likewise.
7937 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7939 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7940 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7941 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7942 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7943 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7944 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7946 * config/rs6000/rs6000.c (builtin_function_type)
7947 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7948 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7949 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7950 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7951 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7953 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7955 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7956 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7958 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7961 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7962 268678 and revision 268657.
7963 (*movti_internal): Likewise.
7965 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7968 * config/s390/s390.c (s390_decompose_address): Update comment.
7969 (s390_check_qrst_address): Reject invalid address forms after
7972 2019-02-12 Martin Liska <mliska@suse.cz>
7975 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7976 we need default values of funct_state for a function that
7979 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7981 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7982 the object to pick the size of stores on strict-alignment platforms.
7984 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7985 (*movdi_insn_sp32): Likewise.
7986 (*movdi_insn_sp64): Likewise.
7988 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7991 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7992 types that needs constructiong.
7993 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7995 2019-02-12 Richard Biener <rguenther@suse.de>
7997 PR tree-optimization/89253
7998 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
8001 2019-02-11 David Malcolm <dmalcolm@redhat.com>
8004 * input.c (selftest::test_line_offset_overflow): New selftest.
8005 (selftest::input_c_tests): Call it.
8007 2019-02-11 Martin Sebor <msebor@redhat.com>
8009 PR tree-optimization/88771
8010 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
8011 when -Wstringop-overflow is set.
8012 (builtin_memref::builtin_memref): Adjust excessive upper bound
8013 only when lower bound is not excessive.
8014 (maybe_diag_overlap): Detect and diagnose excessive bounds via
8015 -Wstringop-ovefflow.
8016 (maybe_diag_offset_bounds): Rename...
8017 (maybe_diag_access_bounds): ...to this.
8018 (check_bounds_or_overlap): Adjust for name change above.
8020 2019-02-11 Martin Sebor <msebor@redhat.com>
8023 * builtins.c (max_object_size): Move from here...
8024 * builtins.h (max_object_size): ...and here...
8025 * tree.c (max_object_size): ...to here...
8026 * tree.h (max_object_size): ...and here.
8028 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
8030 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
8031 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
8032 for correct semantics.
8034 2019-02-11 Alan Modra <amodra@gmail.com>
8036 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
8037 -mlongcall and -mpltseq.
8038 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
8039 (RS/6000 and PowerPC Options <-mpltseq>): Document.
8040 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
8041 * config/rs6000/sysv4.opt (mpltseq): New option.
8042 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
8043 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
8044 support is lacking. Don't allow -mpltseq with -mbss-plt.
8045 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
8046 -mpltseq given for ELFv1.
8047 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
8048 Only use UNSPEC_PLTSEQ for inline PLT calls.
8049 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
8050 use UNSPEC_PLTSEQ for inline PLT calls.
8051 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
8052 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
8053 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
8054 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8055 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8056 (pltseq_mtctr_<mode>): Likewise.
8058 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8060 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
8062 * configure: Regenerate.
8064 2019-02-11 Jakub Jelinek <jakub@redhat.com>
8067 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
8070 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8072 * function.c (assign_parm_setup_block): Use the stored
8073 size, not the passed size, when allocating stack-space,
8074 also for a parameter with alignment larger than
8075 MAX_SUPPORTED_STACK_ALIGNMENT.
8077 2019-02-11 Martin Liska <mliska@suse.cz>
8080 * ipa-cp.c (build_toporder_info): Remove usage of a param.
8081 * ipa-inline.c (inline_small_functions): Likewise.
8082 * ipa-pure-const.c (propagate_pure_const): Likewise.
8083 (propagate_nothrow): Likewise.
8084 * ipa-reference.c (propagate): Likewise.
8085 * ipa-utils.c (struct searchc_env): Remove unused field.
8086 (searchc): Always search across AVAIL_INTERPOSABLE.
8087 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
8088 the only called IPA pure const can properly not propagate
8089 across interposable boundary.
8090 * ipa-utils.h (ipa_reduced_postorder): Remove param.
8092 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
8094 * config/nds32/nds32.md (call_internal, call_value_internal,
8095 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
8097 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8099 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
8102 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
8104 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
8107 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8109 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
8111 2019-02-10 Jakub Jelinek <jakub@redhat.com>
8113 PR tree-optimization/89268
8114 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
8115 if preds is non-NULL.
8117 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8120 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
8123 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8125 * config/nds32/nds32.md (trap): New pattern.
8127 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8129 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
8132 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8134 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
8137 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8139 * ipa-visibility.c (localize_node): Also do not localize
8140 LDPR_PREVAILING_DEF_IRONLY_EXP.
8142 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8145 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
8146 instead of type_with_linkage.
8148 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8151 * params.def (uninlined-function-insns, uninlined-function-time,
8152 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
8153 bound so we don't get overflows.
8155 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
8157 * config/rs6000/rs6000-string.c (expand_compare_loop,
8158 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
8161 2019-02-09 Jakub Jelinek <jakub@redhat.com>
8164 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8165 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
8166 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
8168 2019-02-09 Alan Modra <amodra@gmail.com>
8171 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
8172 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
8175 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
8178 * lra-constraints.c (process_alt_operands): Don't increase reject
8179 for memory when offset memory is required.
8181 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
8183 * config/s390/vector.md: Implement vector copysign.
8185 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8187 * expr.c (expand_constructor): Correct indentations.
8189 2019-02-08 Richard Biener <rguenther@suse.de>
8191 PR tree-optimization/89247
8192 * tree-if-conv.c: Include tree-cfgcleanup.h.
8193 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
8194 (tree_if_conversion): Pass through predicate vector.
8195 (pass_if_conversion::execute): Do CFG cleanup and SSA update
8196 inline, see if any if-converted loops we refrece in
8197 LOOP_VECTORIZED calls vanished and fixup.
8198 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
8200 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
8202 * config/s390/constraints.md (jdd): New constraint.
8204 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8207 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
8208 upper 16 vector registers without TARGET_AVX512VL.
8209 (*movti_internal): Likewise.
8211 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8213 PR rtl-optimization/89234
8214 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
8215 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
8216 (copy_reg_eh_region_note_backward): Likewise.
8218 2019-02-08 Richard Biener <rguenther@suse.de>
8221 * tree-data-ref.c (initialize_matrix_A): Fail if constant
8223 (analyze_subscript_affine_affine): Handle failure from
8224 initialize_matrix_A.
8226 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8228 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
8231 2019-02-07 David Malcolm <dmalcolm@redhat.com>
8233 PR tree-optimization/86637
8234 PR tree-optimization/89235
8235 * tree-vect-loop.c (optimize_mask_stores): Add an
8236 auto_purge_vect_location sentinel to ensure that vect_location is
8239 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
8240 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
8241 to ensure that vect_location is purged on exit.
8242 (pass_slp_vectorize::execute): Likewise, replacing the manual
8244 * tree-vectorizer.h (class auto_purge_vect_location): New class.
8246 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8248 * config/aarch64/iterators.md (max_opp): New code_attr.
8249 (USMAX): New code iterator.
8250 * config/aarch64/predicates.md (aarch64_smin): New predicate.
8251 (aarch64_smax): Likewise.
8252 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
8253 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
8256 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
8259 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
8260 for TARGET_AVX512VL.
8261 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
8263 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
8265 * config/s390/s390-builtin-types.def: Add new types.
8266 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
8267 (s390_vec_xlw4): Make the memory operand into a const pointer.
8268 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
8270 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
8271 a new vector type with the alignment of the scalar memory operand.
8273 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
8274 Jakub Jelinek <jakub@redhat.com>
8277 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
8278 arm_count_ldrdstrd_insns): New declarations.
8279 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
8281 (valid_operands_ldrd_strd): New function.
8282 (arm_count_ldrdstrd_insns): New function.
8283 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
8284 sets instead of single DImode set and define new insns to match this.
8286 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8288 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
8289 Make it a C initializer.
8291 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8294 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
8296 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8298 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
8299 Use neon_dot<q> for type.
8300 (neon_<sup>dot_lane<vsi2qi>): Likewise.
8302 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8304 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
8305 Use neon_dot<q> for type.
8306 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
8307 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
8309 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
8311 PR rtl-optimization/89225
8312 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
8315 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
8317 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
8318 after restoring registers saved to allocate the frame on Windows.
8320 2019-02-06 Richard Biener <rguenther@suse.de>
8322 PR tree-optimization/89182
8323 * graphite.h (cached_scalar_evolution_in_region): Declare.
8324 * graphite.c (struct seir_cache_key): New.
8325 (struct sese_scev_hash): Likewise.
8326 (seir_cache): New global.
8327 (cached_scalar_evolution_in_region): New function.
8328 (graphite_transform_loops): Allocate and release seir_cache.
8329 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
8330 cached_scalar_evolution_in_region.
8331 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8333 (scop_detection::graphite_can_represent_expr: Use
8334 cached_scalar_evolution_in_region.
8335 (scop_detection::stmt_simple_for_scop_p): Likewise.
8336 (find_params_in_bb): Likewise.
8337 (gather_bbs::before_dom_children): Likewise.
8338 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
8339 (add_loop_constraints): Likewise.
8341 2019-02-06 Jakub Jelinek <jakub@redhat.com>
8344 * fold-const-call.c (fold_const_vec_convert): Pass true as last
8345 operand to new_unary_operation only if both element types are integral
8346 and it isn't a widening conversion. Return NULL_TREE if
8347 new_unary_operation failed.
8349 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
8352 * config/s390/s390.md: Remove load and test FP splitter.
8354 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8357 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
8358 expand_compare_loop, expand_block_compare_gpr,
8359 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
8360 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
8361 #include "profile-count.h" and "predict.h" for types and functions
8362 needed to work with REG_BR_PROB notes.
8364 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8367 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
8368 for the long branch case.
8370 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8373 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
8374 can throw, non-call exceptions are enabled and we can't delete
8375 dead exceptions or alter cfg. Set must_clean if
8376 delete_insn_and_edges returns true, don't set it blindly for calls.
8377 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
8379 PR rtl-optimization/89195
8380 * combine.c (make_extraction): For MEMs, don't extract bytes outside
8381 of the original MEM.
8383 2019-02-05 Martin Liska <mliska@suse.cz>
8385 PR gcov-profile/89000
8386 * gcov.c (function_summary): Remove argument.
8387 (file_summary): New function.
8388 (print_usage): Replace tabs with spaces.
8389 (generate_results): Use new function file_summary.
8391 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8394 * optabs.c (prepare_cmp_insn): Pass x and y to
8395 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8397 2019-02-05 Richard Biener <rguenther@suse.de>
8400 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8401 (struct bitmap_element): Drop chain_prev so we properly recurse on
8402 the prev member, supporting tree views.
8403 (struct bitmap_head): GTY skip the obstack member.
8405 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8408 * doc/extend.texi (Vector Extensions): Add an example of using vector
8409 types together with x86 intrinsics.
8411 2019-02-04 Alan Modra <amodra@gmail.com>
8413 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8414 str[] size to 160, and comment.
8416 2019-02-04 Alan Modra <amodra@gmail.com>
8418 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8419 (rs6000_pltseq_template): Guard output of TLS markers with
8421 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8422 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8423 to use inline PLT sequences.
8424 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8425 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8426 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8428 2019-02-04 Martin Liska <mliska@suse.cz>
8431 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8432 out when ipa_fn_summaries does not contain entry for callee.
8434 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8436 * config/sparc/sparc.h: Remove superfluous blank lines.
8437 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8438 (got_register_rtx): ...this.
8439 (sparc_got): Adjust to above renaming.
8440 (sparc_tls_got): Likewise.
8441 (sparc_delegitimize_address): Likewise.
8442 (sparc_output_mi_thunk): Likewise.
8443 (sparc_init_pic_reg): Likewise.
8444 (save_local_or_in_reg_p): Fix test on the GOT register.
8445 (USE_HIDDEN_LINKONCE): Move around.
8446 (get_pc_thunk_name): Likewise.
8447 (gen_load_pcrel_sym): Likewise.
8448 (load_got_register): Likewise.
8450 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8452 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8453 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8455 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8457 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8460 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8462 * config.gcc (with_nds32_lib, glibc):
8463 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8464 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8465 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8467 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8470 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8471 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8472 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8473 (*rcpsf2_sse): Ditto.
8474 (*rsqrtsf2_sse): Ditto.
8475 (sse4_1_round<mode<2): Ditto.
8477 2019-02-03 Richard Biener <rguenther@suse.de>
8480 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8483 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8486 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8487 Punt with warning on aggregate return or argument types. Ignore
8488 type/mode checking for uniform arguments.
8490 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8492 * combine.c (try_combine): Do not print "Can't combine" messages unless
8493 printing failed combination attempts.
8495 2019-02-01 Martin Jambor <mjambor@suse.cz>
8498 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8499 segment and global segment variables before making them static.
8501 2019-02-01 Martin Jambor <mjambor@suse.cz>
8503 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8504 missed optimization dump with dump_enabled_p.
8506 2019-02-01 Richard Biener <rguenther@suse.de>
8509 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8510 the instantiate cache.
8511 (instantiate_scev_binary): Elide second operand procesing
8512 if equal to the first.
8513 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8514 (chrec_contains_undetermined): Likewise.
8515 (tree_contains_chrecs): Likewise.
8517 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8519 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8521 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8523 PR tree-optimization/89143
8524 * wide-int-range.h (wide_int_range_absu): Declare.
8525 * wide-int-range.cc (wide_int_range_absu): New function.
8526 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8528 PR tree-optimization/88107
8529 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8530 instead of assertion that eh_region_outermost is non-NULL, if it
8531 is NULL, set *ALL to true and return NULL.
8532 (move_sese_region_to_fn): Adjust caller, if all is set, call
8533 duplicate_eh_regions with NULL region.
8535 2019-02-01 Richard Biener <rguenth@suse.de>
8537 PR rtl-optimization/88593
8538 * mode-switching.c (optimize_mode_switching): Free dominators before
8539 calling cleanup_cfg.
8541 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8543 PR tree-optimization/88932
8544 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8546 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8549 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8550 bogus clang warning.
8552 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8555 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8556 alternative to avoid partial SSE register stall for TARGET_AVX.
8557 (truncdfsf2): Ditto.
8558 (sse4_1_round<mode>2): Ditto.
8560 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8562 PR tree-optimization/89008
8563 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8564 process anything of the form X * 0.
8566 2019-01-31 Richard Biener <rguenther@suse.de>
8568 PR tree-optimization/89135
8569 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8570 with abnormal preds.
8572 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8575 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8576 always_inline callees into no_sanitize_address callers.
8578 2019-01-31 Richard Biener <rguenther@suse.de>
8580 PR rtl-optimization/89115
8581 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8583 2019-01-30 Martin Sebor <msebor@redhat.com>
8586 * doc/extend.texi (cast to a union): Correct and expand.
8588 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8590 PR rtl-optimization/87246
8591 * lra-constraints.c (simplify_operand_subreg): Reload memory
8592 in subreg if the address became invalid.
8594 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8597 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8598 Disable for little-endian.
8600 2019-01-30 Richard Biener <rguenther@suse.de>
8602 PR rtl-optimization/89115
8603 * opts.c (default_options_optimization): Reduce
8604 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8605 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8608 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8610 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8611 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8612 type of vector element when vec_extract is implemented by direct
8615 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8617 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8619 2019-01-30 Richard Biener <rguenther@suse.de>
8621 PR tree-optimization/89111
8622 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8623 canonicalization to appropriately sized access types.
8625 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8628 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8629 for arguments to functions that are TU-local and shouldn't be
8630 referenced by assembly.
8632 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8634 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8637 2019-01-29 Martin Sebor <msebor@redhat.com>
8640 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8642 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8646 * omp-simd-clone.c (simd_clone_clauses_extract)
8647 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8648 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8650 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8652 * config.gcc: Force .init_array for ARC.
8654 2019-01-29 Richard Biener <rguenther@suse.de>
8657 * dwarf2out.c (collect_skeleton_dies): New helper.
8658 (copy_decls_for_unworthy_types): Call it.
8659 (build_abbrev_table): Assert we do not try to replace
8660 DW_AT_signature refs with local refs.
8662 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8665 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8666 for lastprivate/linear IV, push gimplify context around gimplify_assign
8667 and, if it needed any temporaries, pop it into a gimple bind around the
8670 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8672 * common.opt (-Wattribute-alias): Remove "no-" from name.
8673 Make -Wattribute-alias command line option and
8674 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8676 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8679 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8680 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8682 (bmi2): Add missing @opindex.
8683 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8684 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8685 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8686 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8687 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8688 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8689 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8690 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8691 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8692 xsavec, xsaveopt and xsaves options.
8694 2019-01-28 Richard Biener <rguenther@suse.de>
8697 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8700 2019-01-28 Richard Biener <rguenther@suse.de>
8702 PR tree-optimization/88739
8703 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8704 BIT_FIELD_REFs only are applied to mode-precision operands
8705 when they are integral.
8706 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8707 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8708 BIT_FIELD_REFs of non-mode-precision integral operands.
8710 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8713 * config/i386/sse.md
8714 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8715 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8716 first constants in pairs are multiples of 2. Formatting fixes.
8717 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8718 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8719 first constants in each quadruple are multiples of 4. Formatting fixes.
8721 2019-01-26 Martin Jambor <mjambor@suse.cz>
8724 * tree-inline.c: Include tree-cfgcleanup.h.
8725 (delete_unreachable_blocks_update_callgraph): Move...
8726 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8727 ...here, make externally visible, make second argument bool, adjust
8729 * tree-cfgcleanup.c: Include cgraph.h.
8730 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8732 * ipa-prop.c: Include tree-cfgcleanup.h.
8733 (ipcp_transform_function): Call
8734 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8736 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8738 PR rtl-optimization/88846
8739 * ira.c (process_set_for_memref_referenced_p): New.
8740 (memref_referenced_p): Add new param. Use
8741 process_set_for_memref_referenced_p. Add new switch cases.
8742 (memref_used_between_p): Pass new arg to memref_referenced_p.
8744 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8747 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8748 argument ABI_BREAK. Set to true if the calculated alignment has
8749 changed in gcc-9. Check bit-fields for their base type alignment.
8750 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8751 (aarch64_function_arg_boundary): Likewise.
8752 (aarch64_gimplify_va_arg_expr): Likewise.
8754 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8757 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8758 instead of accessing TREE_INT_CST_ELT directly.
8760 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8762 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8763 fenv_exceptions description.
8765 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8767 PR rtl-optimization/87763
8768 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8769 Allow SUBREG when matching CC_NZmode compare.
8771 2019-01-25 Richard Biener <rguenther@suse.de>
8773 PR tree-optimization/89049
8774 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8775 Look at the pattern stmt to determine if the stmt is vectorized.
8777 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8779 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8780 (pred_mov<mode>): Handle all-register forms using both a new
8781 alternative and a split.
8783 2019-01-25 Richard Biener <rguenther@suse.de>
8785 PR tree-optimization/86865
8786 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8787 Reject non-do-while loops.
8789 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8791 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8792 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8793 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8794 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8795 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8796 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8797 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8798 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8799 vlogical_operand, gpc_reg_operand, int_reg_operand,
8800 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8801 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8802 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8803 (save_world_operation, restore_world_operation, lmw_operation,
8804 stmw_operation): Use MEM_P and REG_P.
8805 (tie_operand): Use MEM_P.
8806 (vrsave_operation, crsave_operation): Use REG_P.
8807 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8808 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8809 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8810 (call_operand): Use HARD_REGISTER_P.
8811 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8813 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8814 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8815 quad_aligned_load_p, replace_swapped_aligned_store,
8816 recombine_lvx_pattern, replace_swapped_aligned_load,
8817 recombine_stvx_pattern): Use MEM_P.
8818 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8819 Use MEM_P and SYMBOL_REF_P.
8820 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8821 (insn_is_swappable_p): Use REG_P and MEM_P.
8822 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8823 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8825 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8827 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8829 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8830 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8831 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8832 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8834 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8835 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8836 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8837 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8838 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8839 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8840 rs6000_split_logical_di): Use CONST_INT_P.
8841 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8842 REG_P and SYMBOL_REF_P.
8843 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8844 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8845 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8846 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8847 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8848 (small_data_operand, print_operand_address): Use CONST_INT_P and
8850 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8851 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8852 Use HARD_REGISTER_NUM_P.
8853 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8854 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8855 SUBREG_P and SYMBOL_REF_P.
8856 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8857 and HARD_REGISTER_NUM_P.
8858 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8860 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8861 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8863 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8864 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8865 find_addr_reg): Use REG_P.
8866 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8867 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8868 (offsettable_ok_by_alignment, constant_pool_expr_p,
8869 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8870 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8871 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8872 rs6000_assemble_integer, create_TOC_reference,
8873 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8874 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8875 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8876 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8877 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8878 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8879 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8880 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8881 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8882 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8883 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8884 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8885 and cbranch<mode>4): Use CONST_INT_P.
8886 (multiple define_splits): Use REG_P and SUBREG_P.
8887 (define_expands call, call_value): Use MEM_P.
8888 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8889 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8890 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8891 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8892 and HARD_REGISTER_NUM_P.
8893 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8895 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8897 PR rtl-optimization/88948
8898 * rtl.h (prepare_copy_insn): New prototype.
8899 * gcse.c (prepare_copy_insn): New function, split out from
8900 process_insert_insn.
8901 (process_insert_insn): Use prepare_copy_insn.
8902 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8903 instead of gen_move_insn.
8905 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8908 * config/i386/i386.c (ix86_pic_register_p): Return true for
8911 PR tree-optimization/88964
8912 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8913 punt if HONOR_SNANS (chrec).
8916 * tree-nested.c (convert_nonlocal_reference_stmt,
8917 convert_local_reference_stmt, convert_tramp_reference_stmt,
8918 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8919 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8922 PR tree-optimization/89027
8923 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8924 for "omp simd array" variables.
8926 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8929 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8930 force the alignment of m_val.
8932 2019-01-24 Richard Biener <rguenther@suse.de>
8935 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8936 When in "legacy" debug mode make sure to reset self-origins.
8938 2019-01-24 Martin Liska <mliska@suse.cz>
8940 PR gcov-profile/88994
8941 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8942 result will be always smaller or equal to the original.
8943 * gcov.c (mangle_name): Fix else branch where we should
8944 also copy to PTR and shift the pointer.
8946 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8948 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8949 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8951 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8953 * common/config/i386/i386-common.c
8954 (OPTION_MASK_ISA_ENQCMD_SET,
8955 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8956 (ix86_handle_option): Handle -menqcmd.
8957 * config.gcc (enqcmdintrin.h): New header file.
8958 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8959 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8961 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8963 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8964 __builtin_ia32_enqcmds): New builtins.
8965 * config/i386/i386-c.c (__ENQCMD__): New macro.
8966 * config/i386/i386-option.c (ix86_target_string): Add
8968 (ix86_valid_target_attribute_inner_p): Likewise.
8969 * config/i386/i386-expand.c
8970 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8971 IX86_BUILTIN_ENQCMDS.
8972 * config/i386/i386.h (TARGET_ENQCMD): New.
8973 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8974 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8975 (movdir64b_<mode>): Parameterize to enable share expansion code
8976 with ENQCMD in function ix86_expand_builtin.
8977 * config/i386/i386.opt: Add -menqcmd.
8978 * config/i386/immintrin.h: Include enqcmdintrin.h.
8979 * config/i386/enqcmdintrin.h: New intrinsic file.
8980 * doc/invoke.texi: Add -menqcmd.
8982 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8983 Steve Ellcey <sellcey@marvell.com>
8986 * recog.c (address_operand): Return false on wrong mode for address.
8987 (constrain_operands): Check for mode with 'p' constraint.
8989 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8992 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8993 Disparage MMX alternative.
8994 (sse2_cvtpd2pi): Ditto.
8995 (sse2_cvttpd2pi): Ditto.
8997 2019-01-23 David Malcolm <dmalcolm@redhat.com>
9000 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
9001 use-after-free of the result of
9002 aarch64_get_extension_string_for_isa_flags.
9004 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9007 * doc/extend.texi: Document break and continue behavior in
9008 statement expressions.
9010 2019-01-23 Richard Biener <rguenther@suse.de>
9012 PR tree-optimization/89008
9013 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
9014 not leave another stray operand.
9016 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9018 * BASE-VER: Bump to 9.0.1.
9020 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
9022 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
9023 thunk that returns by reference, use the type of the return object
9024 of the thunk instead of that of the alias to build the dereference.
9026 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
9028 * config/arc/atomic.md: Add operand to DMB instruction.
9030 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9032 PR tree-optimization/88964
9033 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
9034 build_zero_cst instead of build_int_cst. Return false for loop
9035 invariants which honor signed zeros.
9037 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
9039 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
9041 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9044 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
9045 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
9046 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
9049 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
9050 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
9053 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
9054 Disable for little endian.
9056 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9059 * config/arm/arm.c (arm_needs_double_word_align): Check
9060 DECL_BIT_FIELD_TYPE.
9062 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
9063 H.J. Lu <hongjiu.lu@intel.com>
9066 * config/i386/i386-builtin.def: Add mask2 to all builtin
9067 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
9069 * config/i386/i386.c (BDESC): Add mask2 to the definition.
9070 (BDESC_FIRST): Likewise.
9071 (define_builtin): Add an argument for mask2. Updated to handle
9072 both ix86_isa_flags and ix86_isa_flags2.
9073 (define_builtin_const): Likewise.
9074 (define_builtin_pure): Likewise.
9075 (define_builtin2): Deleted.
9076 (define_builtin_const2): Likewise.
9077 (builtin_description): Add a member, mask2.
9078 (bdesc_*): Add mask2 to builtin initializations.
9079 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
9080 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
9082 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
9084 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
9087 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
9090 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9093 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
9094 alignment is dominated by a bitfield with 64-bit aligned base type.
9095 (arm_function_arg): Emit a warning if the alignment has changed since
9096 earlier GCC releases.
9097 (arm_function_arg_boundary): Likewise.
9098 (arm_setup_incoming_varargs): Likewise.
9100 2019-01-22 Richard Biener <rguenther@suse.de>
9102 PR tree-optimization/88862
9103 * graphite-scop-detection.c
9104 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
9106 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
9108 * doc/extend.tex (AMD GCN Function Attributes): New section.
9109 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
9110 * doc/invoke.texi (AMD GCN Options): New section.
9111 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
9113 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
9115 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
9116 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
9118 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9120 PR tree-optimization/88044
9121 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
9122 is false in the first iteration, but !every_iteration, return false
9123 instead of true with niter->niter zero.
9125 PR rtl-optimization/88904
9126 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
9127 any nonequal registers before processing BB_END (b).
9130 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
9132 (expand_binop_directly, expand_doubleword_clz,
9133 expand_doubleword_popcount, expand_ctz, expand_ffs,
9134 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
9136 PR rtl-optimization/49429
9138 PR rtl-optimization/86334
9140 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
9141 addressable from here...
9142 (emit_block_op_via_libcall): ... to here.
9144 2019-01-22 Richard Biener <rguenther@suse.de>
9146 * tree-vect-loop.c (vect_analyze_loop_operations): Use
9147 auto_vec for cost vector to fix memleak.
9148 (vectorize_fold_left_reduction): Properly gather SLP defs.
9149 (vectorizable_comparison): Do not swap operands to properly
9152 2019-01-22 Alan Modra <amodra@gmail.com>
9155 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
9156 stays a reg. Allow a const_int.
9157 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
9158 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
9159 (IS_NOMARK_TLSGETADDR): Define.
9160 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
9161 (rs6000_output_tlsargs): New function.
9162 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
9163 __tls_get_addr call takes an arg.
9164 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
9165 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
9167 (call_value_nonlocal_sysv): ..or here, delete split.
9168 (tls_gdld_nomark): Delete.
9169 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
9170 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
9171 (call_value_nonlocal_sysv): Likewise.
9172 (call_value_nonlocal_sysv_secure): Likewise.
9173 (call_value_nonlocal_aix): Likewise.
9174 (call_value_indirect_aix): Likewise.
9175 (call_value_indirect_elfv2): Likewise.
9176 (call_value_local32, call_value_local64): Disable for no-mark tls.
9177 (call_value_local_aix): Likewise.
9179 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
9182 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
9183 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
9185 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
9187 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
9188 string contents as hash_map keys.
9190 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9193 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
9194 for rvalue context. Handle rvalues correctly. Use min_align_of_type
9195 instead of TYPE_ALIGN.
9196 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
9197 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
9198 pointer from TYPE_STUB_DECL.
9200 2019-01-21 Richard Biener <rguenther@suse.de>
9202 PR tree-optimization/88934
9203 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
9204 at the possibly non-constant operand.
9205 (vect_get_constant_vectors): Adjust.
9207 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
9210 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
9211 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
9212 instead of _X86INTRIN_H_INCLUDED.
9213 * onfig/i386/clwbintrin.h: Likewise.
9214 * config/i386/pkuintrin.h: Likewise.
9215 * config/i386/prfchwintrin.h: Likewise.
9216 * config/i386/rdseedintrin.h: Likewise.
9217 * config/i386/wbnoinvdintrin.h: Likewise.
9218 * config/i386/xsavecintrin.h: Likewise.
9219 * config/i386/xsavesintrin.h: Likewise.
9220 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
9221 * config/i386/xsaveintrin.h: Likewise.
9222 * config/i386/xsaveoptintrin.h: Likewise.
9223 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
9224 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
9225 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
9226 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
9227 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
9228 * config/i386/immintrin.h: Here.
9230 2019-01-20 Martin Jambor <mjambor@suse.cz>
9233 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
9234 with aa_walk_budget.
9235 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
9236 aa_walk_budget_p parameter.
9237 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
9238 walk. Updated all callers.
9239 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
9240 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
9242 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
9243 parameter info. Extract info from fbi. Pass fbi to recursive calls
9244 and to unmodified_parm.
9245 (phi_result_unknown_predicate): New parameter fbi, removed parameter
9246 info, updated call to will_be_nonconstant_expr_predicate.
9247 (param_change_prob): New parameter fbi, limit AA walking.
9248 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
9249 calls to various above functions.
9250 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
9251 parameter. Use it to limit AA walking.
9252 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
9254 (detect_type_change): New parameter fbi, pass it on to
9255 detect_type_change_from_memory_writes.
9256 (detect_type_change_ssa): Likewise.
9257 (aa_overwalked): Removed.
9258 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
9259 accordingly, adjust to the neew AA limiting scheme.
9260 (parm_ref_data_preserved_p): Likewise.
9261 (ipa_compute_jump_functions_for_edge): Adjust call to
9263 (ipa_analyze_call_uses): Likewise.
9264 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
9265 (ipa_analyze_node): Initialize aa_walk_budget.
9266 (ipcp_transform_function): Likewise.
9267 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
9268 to get_dynamic_type.
9270 2019-01-19 Jakub Jelinek <jakub@redhat.com>
9272 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
9273 outside of #if CHECKING_P code.
9275 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
9277 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
9278 New function, split out from...
9279 (loop_versioning::analyze_stride): ...here.
9280 (loop_versioning::find_per_loop_multiplication): Use gassign.
9281 (loop_versioning::analyze_term_using_scevs): Return a success code.
9282 (loop_versioning::analyze_arbitrary_term): New function.
9283 (loop_versioning::analyze_address_fragment): Use
9284 analyze_arbitrary_term if all else fails.
9286 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
9289 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
9292 2019-01-18 Richard Biener <rguenther@suse.de>
9294 PR tree-optimization/88903
9295 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
9296 scalar stmts a SLP shift amount is composed of when detecting
9299 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
9302 * config/arm/arm-cpus.in (mp): New feature.
9304 (fgroup ARMv7ve): Add mp and sec features.
9305 (arch armv7-a): Add options to allow mp and sec extensions.
9306 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
9307 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
9308 extenstions to the base architecture.
9309 (cpu cortex-a8): Add sec extension to the base architecture.
9310 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
9311 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
9312 variants down to the base v7-a varaint.
9313 * config/arm/t-multilib (v7_a_arch_variants): New variable.
9314 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
9315 of permitted extensions for -march=armv7-a and for
9316 -mcpu=generic-armv7-a.
9318 2019-01-18 Martin Liska <mliska@suse.cz>
9320 * params.def: Fix comment.
9321 * tree-profile.c (gimple_init_gcov_profiler): Bump function
9323 (gimple_gen_ic_func_profiler): Likewise.
9325 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9327 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
9328 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
9329 and put in error checks for stack protector guard options.
9330 (aarch64_stack_protect_guard): New.
9331 (TARGET_STACK_PROTECT_GUARD): Define.
9332 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
9333 (reg_stack_protect_address<mode>): New.
9334 (stack_protect_set): Adjust for SSP_GLOBAL.
9335 (stack_protect_test): Likewise.
9336 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
9337 (-mstack-protector-guard): Likewise.
9338 (-mstack-protector-guard-offset): Likewise.
9340 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9342 PR tree-optimization/86214
9343 * tree-inline.h (struct copy_body_data): Add
9344 add_clobbers_to_eh_landing_pads member.
9345 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
9346 (copy_edges_for_bb): Call it if EH edge destination is <
9347 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
9348 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
9349 if flag_stack_reuse != SR_NONE and clear it afterwards.
9351 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
9354 * doc/install.texi (with-multilib-list): Document for aarch64.
9356 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9359 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
9360 (("..."))) with ("...").
9362 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9364 * doc/extend.texi (Built-in Functions for Memory Model Aware
9365 Atomic Operations): Document atomic fetch and nand.
9367 2019-01-18 Martin Liska <mliska@suse.cz>
9368 Richard Biener <rguenther@suse.de>
9371 * cgraph.h (create_version_clone_with_body): Add new argument
9373 * cgraphclones.c (cgraph_node::create_version_clone): Add
9374 DECL_ATTRIBUTES to a newly created decl. And call
9375 valid_attribute_p so that proper cl_target_optimization_node
9376 is set for the newly created declaration.
9377 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
9379 (expand_target_clones): Do not call valid_attribute_p, it must
9381 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
9384 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9387 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
9388 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
9389 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
9391 2019-01-17 Martin Sebor <msebor@redhat.com>
9394 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
9395 Handle anti-ranges the same as no range at all.
9397 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9399 * config/aarch64/aarch64.c (cgraph.h): New include.
9400 (intl.h): New include.
9401 (supported_simd_type): New function.
9402 (currently_supported_simd_type): Ditto.
9403 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9404 (aarch64_simd_clone_adjust): Ditto.
9405 (aarch64_simd_clone_usable): Ditto.
9406 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9407 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9408 (TARGET_SIMD_CLONE_USABLE): Ditto.
9409 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9410 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9413 2019-01-17 Martin Sebor <msebor@redhat.com>
9415 PR tree-optimization/88800
9416 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9417 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9418 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9419 redundant argument. Add new argument and issue diagnostics under
9420 its control. Detect out-of-bounds access even with warnings
9422 (check_bounds_or_overlap): Change return type. Add argument.
9423 (wrestrict_dom_walker::check_call): Adjust.
9424 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9425 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9426 check_bounds_or_overlap's return value.
9427 (handle_builtin_stxncpy): Same.
9428 (handle_builtin_strcat): Same.
9430 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9431 Kwok Cheung Yeung <kcy@codesourcery.com>
9432 Julian Brown <julian@codesourcery.com>
9433 Tom de Vries <tom@codesourcery.com>
9435 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9437 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9439 * doc/sourcebuild.texi: Document dg-require-effective-target
9440 llvm_binutils and offload_gcn.
9442 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9443 Kwok Cheung Yeung <kcy@codesourcery.com>
9444 Julian Brown <julian@codesourcery.com>
9445 Tom de Vries <tom@codesourcery.com>
9447 * doc/sourcebuild.texi: Document dg-required-effective-target
9450 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9451 Kwok Cheung Yeung <kcy@codesourcery.com>
9452 Julian Brown <julian@codesourcery.com>
9453 Tom de Vries <tom@codesourcery.com>
9454 Jan Hubicka <hubicka@ucw.cz>
9455 Martin Jambor <mjambor@suse.cz>
9457 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9458 * configure.ac: Check for dlopen.
9459 * configure: Regenerate.
9461 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9462 Kwok Cheung Yeung <kcy@codesourcery.com>
9463 Julian Brown <julian@codesourcery.com>
9464 Tom de Vries <tom@codesourcery.com>
9465 Jan Hubicka <hubicka@ucw.cz>
9466 Martin Jambor <mjambor@suse.cz>
9468 * common/config/gcn/gcn-common.c: New file.
9469 * config/gcn/driver-gcn.c: New file.
9470 * config/gcn/gcn-builtins.def: New file.
9471 * config/gcn/gcn-hsa.h: New file.
9472 * config/gcn/gcn-modes.def: New file.
9473 * config/gcn/gcn-opts.h: New file.
9474 * config/gcn/gcn-passes.def: New file.
9475 * config/gcn/gcn-protos.h: New file.
9476 * config/gcn/gcn-run.c: New file.
9477 * config/gcn/gcn-tree.c: New file.
9478 * config/gcn/gcn.c: New file.
9479 * config/gcn/gcn.h: New file.
9480 * config/gcn/gcn.opt: New file.
9481 * config/gcn/t-gcn-hsa: New file.
9483 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9484 Kwok Cheung Yeung <kcy@codesourcery.com>
9485 Julian Brown <julian@codesourcery.com>
9486 Tom de Vries <tom@codesourcery.com>
9487 Jan Hubicka <hubicka@ucw.cz>
9488 Martin Jambor <mjambor@suse.cz>
9490 * config/gcn/constraints.md: New file.
9491 * config/gcn/gcn-valu.md: New file.
9492 * config/gcn/gcn.md: New file.
9493 * config/gcn/predicates.md: New file.
9495 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9497 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9498 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9499 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9500 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9502 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9505 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9506 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9507 it and document registers.
9509 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9511 * config/aarch64/aarch64.c (ares_tunings): Define.
9512 * config/aarch64/aarch64-cores.def (ares): Use the above.
9514 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9518 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9520 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9521 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9522 (_mm512_maskz_fixupimm_round_pd): Ditto.
9523 (_mm512_fixupimm_round_ps): Ditto.
9524 (_mm512_maskz_fixupimm_round_ps): Ditto.
9525 (_mm_fixupimm_round_sd): Ditto.
9526 (_mm_maskz_fixupimm_round_sd): Ditto.
9527 (_mm_fixupimm_round_ss): Ditto.
9528 (_mm_maskz_fixupimm_round_ss): Ditto.
9529 (_mm512_fixupimm_pd): Ditto.
9530 (_mm512_maskz_fixupimm_pd): Ditto.
9531 (_mm512_fixupimm_ps): Ditto.
9532 (_mm512_maskz_fixupimm_ps): Ditto.
9533 (_mm_fixupimm_sd): Ditto.
9534 (_mm_maskz_fixupimm_sd): Ditto.
9535 (_mm_fixupimm_ss): Ditto.
9536 (_mm_maskz_fixupimm_ss): Ditto.
9537 (_mm512_mask_fixupimm_round_pd): Update builtin.
9538 (_mm512_mask_fixupimm_round_ps): Ditto.
9539 (_mm_mask_fixupimm_round_sd): Ditto.
9540 (_mm_mask_fixupimm_round_ss): Ditto.
9541 (_mm512_mask_fixupimm_pd): Ditto.
9542 (_mm512_mask_fixupimm_ps): Ditto.
9543 (_mm_mask_fixupimm_sd): Ditto.
9544 (_mm_mask_fixupimm_ss): Ditto.
9545 * config/i386/avx512vlintrin.h:
9546 (_mm256_fixupimm_pd): Update parameters and builtin.
9547 (_mm256_maskz_fixupimm_pd): Ditto.
9548 (_mm256_fixupimm_ps): Ditto.
9549 (_mm256_maskz_fixupimm_ps): Ditto.
9550 (_mm_fixupimm_pd): Ditto.
9551 (_mm_maskz_fixupimm_pd): Ditto.
9552 (_mm_fixupimm_ps): Ditto.
9553 (_mm_maskz_fixupimm_ps): Ditto.
9554 (_mm256_mask_fixupimm_pd): Update builtin.
9555 (_mm256_mask_fixupimm_ps): Ditto.
9556 (_mm_mask_fixupimm_pd): Ditto.
9557 (_mm_mask_fixupimm_ps): Ditto.
9558 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9559 * config/i386/i386-builtin.def: Update builtin definitions.
9560 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9561 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9562 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9563 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9564 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9565 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9566 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9567 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9568 * config/i386/subst.md:
9569 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9570 (round_saeonly_sd_mask_op4): Ditto.
9571 (round_saeonly_expand_operand5): Ditto.
9572 (round_saeonly_expand): Update.
9574 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9578 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9580 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9581 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9582 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9583 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9584 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9585 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9586 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9588 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9592 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9595 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9596 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9597 instead of UNSPEC_FIXUPIMM.
9599 2019-01-17 Richard Biener <rguenther@suse.de>
9602 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9603 and friends for the LTO part of debug info.
9605 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9607 PR tree-optimization/86214
9608 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9611 PR rtl-optimization/88870
9612 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9613 throw if we can't alter the cfg or delete dead exceptions.
9614 (mark_insn): Don't call find_call_stack_args for such calls.
9616 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9618 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9619 prototypes for vec_st.
9620 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9621 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9622 mainly on signed/unsigned long long and double.
9624 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9627 * combine.c (delete_noop_moves): Convert to "bool" return,
9628 returning true if any edges are eliminated.
9629 (combine_instructions): Also return true if delete_noop_moves
9632 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9634 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9635 correct max nunits for endian swap.
9636 (aarch64_expand_fcmla_builtin): Correct subreg code.
9637 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9638 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9641 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9643 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9644 Handle split indirect COMPLEX_TYPE arguments.
9646 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9649 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9650 bit is set by add and compare.
9651 (CC_ADC): New CC_MODE.
9652 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9653 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9654 comparison. Add detection for CC_ADCmode.
9655 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9657 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9658 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9659 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9660 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9661 to eliminate the need for zero-extending the operands.
9662 (add<mode>3_compareC_imm): Delete. Merge into ...
9663 (add<mode>3_compareC): ... this. Restructure the comparison to
9664 eliminate the need for zero-extending the operands.
9665 (add<mode>3_carryin): Use LTU for the overflow detection.
9666 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9667 Reexpress comparison for overflow.
9668 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9669 (add<mode>3_carryinC): Likewise.
9670 (add<mode>3_carryinV): Use LTU for carry between partials.
9671 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9672 handling of CC_Cmode and add CC_ADCmode.
9673 (aarch64_borrow_operation): Likewise.
9675 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9677 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9678 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9679 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9680 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9682 2019-01-16 Martin Liska <mliska@suse.cz>
9684 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9686 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9688 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9689 (path_prefix_reset): Move up in the source file.
9690 (find_fortran_preinclude_file): Make complex search for the
9691 fortran header files.
9693 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9695 * godump.c (go_output_typedef): When outputting a typedef, refer
9696 to the underlying type by its name and not its structure.
9698 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9701 * tree.c (build_function_type): Assert that arg_types is not
9704 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9707 * doc/extend.texi: Document that listing the stack pointer in the
9708 clobber list of an asm is a deprecated feature.
9709 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9710 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9711 warning instead of an error for clobbers of the stack pointer.
9712 Add a note explaining why.
9714 2019-01-15 Richard Biener <rguenther@suse.de>
9717 * dwarf2out.c (gen_member_die): Do not generate inheritance
9720 2019-01-15 Richard Biener <rguenther@suse.de>
9722 PR tree-optimization/88855
9723 * tree-if-conv.c (combine_blocks): Collect
9724 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9726 2019-01-15 Tom de Vries <tdevries@suse.de>
9729 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9730 lhs == NULL_TREE for gang-level reduction.
9732 2019-01-15 Richard Biener <rguenther@suse.de>
9733 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9736 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9737 return true if SSA_NAME is already marked in visited bitmap.
9738 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9740 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9742 PR tree-optimization/88775
9743 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9744 equal == 0 equality pointer comparisons some more if compared in
9745 integral types and either one points to an automatic var and the
9746 other to a global, or we can prove at least one points to the middle
9747 or both point to start or both point to end.
9749 2019-01-14 Andi Kleen <ak@linux.intel.com>
9751 * Makefile.in: Lower autofdo sampling rate by 10x.
9752 * Makefile.tpl: Dito.
9754 2019-01-14 Tom Honermann <tom@honermann.net>
9756 * defaults.h: Define CHAR8_TYPE.
9758 2019-01-14 Martin Sebor <msebor@redhat.com>
9761 * doc/extend.texi (Darwin Format Checks): Clarify.
9763 2019-01-14 Richard Biener <rguenther@suse.de>
9765 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9766 whether we are in (simplify ...) or (match ...) context.
9768 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9770 PR rtl-optimization/88796
9771 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9772 * cfgexpand.c (stack_protect_prologue): Initialize
9773 crtl->stack_protect_guard_decl.
9774 * function.c (stack_protect_epilogue): Use it instead of calling
9775 targetm.stack_protect_guard again.
9776 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9777 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9778 crtl->stack_protect_guard_decl.
9779 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9780 on the returned MEM_EXPR.
9782 2019-01-12 Tom de Vries <tdevries@suse.de>
9784 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9785 vector length using -fopenacc-dim.
9787 2019-01-12 Tom de Vries <tdevries@suse.de>
9789 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9790 lengths into account.
9792 2019-01-12 Svante Signell <svante.signell@gmail.com>
9794 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9795 (TARGET_CAN_SPLIT_STACK): Define.
9796 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9798 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9800 * params.def (inline-unit-growth): Set to 40.
9802 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9804 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9806 2019-01-12 Tom de Vries <tdevries@suse.de>
9808 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9809 region calling vector-partitionable routine, set default_vector_length
9812 2019-01-12 Tom de Vries <tdevries@suse.de>
9814 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9815 variable default_vector_length.
9817 2019-01-12 Tom de Vries <tdevries@suse.de>
9820 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9821 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9824 2019-01-12 Tom de Vries <tdevries@suse.de>
9826 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9827 (nvptx_goacc_validate_dims): Add used parameter.
9828 * doc/tm.texi: Regenerate.
9829 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9830 argument to call to targetm.goacc.validate_dims.
9831 (default_goacc_validate_dims): Add used
9833 * target.def (validate_dims): Add used parameter in DEFHOOK.
9834 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9836 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9840 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9842 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9843 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9844 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9845 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9847 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9849 PR rtl-optimization/87305
9851 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9852 for little endian pseudos used as paradoxical subreg.
9854 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9856 PR tree-optimization/88693
9857 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9858 for STRING_CSTs that don't contain any NUL characters in the first
9859 TREE_STRING_LENGTH bytes.
9861 2019-01-11 Alan Modra <amodra@gmail.com>
9865 * genattrtab.c (min_fn): Don't translate values.
9866 (min_attr_value): Return INT_MAX when the value can't be calculated.
9867 Return minimum among any values that can be calculated.
9868 (max_attr_value): Adjust.
9870 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9872 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9874 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9876 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9877 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9878 (aarch64_return_call_with_max_clobbers): New function.
9879 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9880 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9882 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9883 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9884 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9885 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9886 * cselib.c (cselib_process_insn): Add argument to
9887 targetm.hard_regno_call_part_clobbered call.
9888 * ira-conflicts.c (ira_build_conflicts): Ditto.
9889 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9890 * lra-constraints.c (inherit_reload_reg): Ditto.
9891 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9892 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9893 argument. Call targetm.return_call_with_max_clobbers.
9894 Add argument to targetm.hard_regno_call_part_clobbered call.
9895 (calls_have_same_clobbers_p): New function.
9896 (process_bb_lives): Add call_insn and last_call_insn variables.
9897 Pass call_insn to check_pseudos_live_through_calls.
9898 Modify if stmt to check targetm.return_call_with_max_clobbers.
9899 Update setting of flush variable.
9900 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9902 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9903 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9904 targetm.hard_regno_call_part_clobbered call.
9905 * reginfo.c (choose_hard_reg_mode): Ditto.
9906 * regrename.c (check_new_reg_p): Ditto.
9907 * reload.c (find_equiv_reg): Ditto.
9908 * reload1.c (emit_reload_insns): Ditto.
9909 * sched-deps.c (deps_analyze_insn): Ditto.
9910 * sel-sched.c (init_regs_for_mode): Ditto.
9911 (mark_unavailable_hard_regs): Ditto.
9912 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9913 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9914 (return_call_with_max_clobbers): New target function.
9915 * doc/tm.texi: Regenerate.
9916 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9917 * hooks.c (hook_bool_uint_mode_false): Change to
9918 hook_bool_insn_uint_mode_false.
9919 * hooks.h (hook_bool_uint_mode_false): Ditto.
9921 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9923 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9924 (aarch64_remove_extra_call_preserved_regs): New function.
9925 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9926 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9927 * doc/tm.texi: Regenerate.
9928 * final.c (get_call_reg_set_usage): Call new hook.
9929 * target.def (remove_extra_call_preserved_regs): New hook.
9930 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9931 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9933 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9936 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9937 inside of pass_combine_1 dump rather than pass_profile_1.
9939 2019-01-11 Tom de Vries <tdevries@suse.de>
9941 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9942 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9943 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9944 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9947 2019-01-11 Tom de Vries <tdevries@suse.de>
9949 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9951 2019-01-11 Jan Beulich <jbeulich@suse.com>
9953 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9954 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9955 sse2_cvtsi2sd): Add {l}.
9956 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9959 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9962 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9964 (*float<floatunssuffix>v2div2sf2): New define_insn.
9965 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9966 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9967 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9968 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9969 match_operands with "const0_operand" "C".
9971 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9973 * config/aarch64/aarch64-builtins.c
9974 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9975 (aarch64_init_simd_builtins): ...Here
9977 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9979 PR rtl-optimization/87305
9981 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9982 allocation for big endian pseudos used as paradoxical subregs and
9983 spill them if it is wrong.
9984 * lra-constraints.c (lra_constraints): Add a comment.
9986 2019-01-10 Richard Biener <rguenther@suse.de>
9988 PR tree-optimization/88792
9989 * tree-ssa-pre.c (get_representative_for): Do not return a
9992 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9996 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9997 (assign_parm_setup_block): Do the argument slot realignment here
10000 2019-01-10 Stefan Agner <stefan@agner.ch>
10003 * config/arm/arm.c (arm_option_override_internal): Force
10004 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
10006 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10009 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
10012 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10014 * config/arm/arm-builtins.c
10015 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
10016 (MAC_LANE_PAIR_QUALIFIERS): New.
10017 (arm_expand_builtin_args): Use it.
10018 (arm_expand_builtin_1): Likewise.
10019 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
10020 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
10021 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
10022 * config/arm/arm_neon.h:
10023 (vcadd_rot90_f16): New.
10024 (vcaddq_rot90_f16): New.
10025 (vcadd_rot270_f16): New.
10026 (vcaddq_rot270_f16): New.
10029 (vcmla_lane_f16): New.
10030 (vcmla_laneq_f16): New.
10031 (vcmlaq_lane_f16): New.
10032 (vcmlaq_laneq_f16): New.
10033 (vcmla_rot90_f16): New.
10034 (vcmlaq_rot90_f16): New.
10035 (vcmla_rot90_lane_f16): New.
10036 (vcmla_rot90_laneq_f16): New.
10037 (vcmlaq_rot90_lane_f16): New.
10038 (vcmlaq_rot90_laneq_f16): New.
10039 (vcmla_rot180_f16): New.
10040 (vcmlaq_rot180_f16): New.
10041 (vcmla_rot180_lane_f16): New.
10042 (vcmla_rot180_laneq_f16): New.
10043 (vcmlaq_rot180_lane_f16): New.
10044 (vcmlaq_rot180_laneq_f16): New.
10045 (vcmla_rot270_f16): New.
10046 (vcmlaq_rot270_f16): New.
10047 (vcmla_rot270_lane_f16): New.
10048 (vcmla_rot270_laneq_f16): New.
10049 (vcmlaq_rot270_lane_f16): New.
10050 (vcmlaq_rot270_laneq_f16): New.
10051 (vcadd_rot90_f32): New.
10052 (vcaddq_rot90_f32): New.
10053 (vcadd_rot270_f32): New.
10054 (vcaddq_rot270_f32): New.
10057 (vcmla_lane_f32): New.
10058 (vcmla_laneq_f32): New.
10059 (vcmlaq_lane_f32): New.
10060 (vcmlaq_laneq_f32): New.
10061 (vcmla_rot90_f32): New.
10062 (vcmlaq_rot90_f32): New.
10063 (vcmla_rot90_lane_f32): New.
10064 (vcmla_rot90_laneq_f32): New.
10065 (vcmlaq_rot90_lane_f32): New.
10066 (vcmlaq_rot90_laneq_f32): New.
10067 (vcmla_rot180_f32): New.
10068 (vcmlaq_rot180_f32): New.
10069 (vcmla_rot180_lane_f32): New.
10070 (vcmla_rot180_laneq_f32): New.
10071 (vcmlaq_rot180_lane_f32): New.
10072 (vcmlaq_rot180_laneq_f32): New.
10073 (vcmla_rot270_f32): New.
10074 (vcmlaq_rot270_f32): New.
10075 (vcmla_rot270_lane_f32): New.
10076 (vcmla_rot270_laneq_f32): New.
10077 (vcmlaq_rot270_lane_f32): New.
10078 (vcmlaq_rot270_laneq_f32): New.
10079 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
10080 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
10081 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
10082 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
10083 vcmlaq_lane270): New.
10084 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
10085 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
10086 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
10087 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
10088 (arm_option_reconfigure_globals): Use them.
10089 * config/arm/iterators.md (VDF, VQ_HSF): New.
10090 (VCADD, VCMLA): New.
10091 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
10092 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
10094 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
10095 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
10097 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10099 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
10100 Add qualifier_lane_pair_index.
10101 (emit-rtl.h): Include.
10102 (TYPES_QUADOP_LANE_PAIR): New.
10103 (aarch64_simd_expand_args): Use it.
10104 (aarch64_simd_expand_builtin): Likewise.
10105 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
10107 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
10108 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
10109 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
10110 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
10111 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
10112 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
10113 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
10114 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
10115 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
10116 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
10117 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
10118 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
10119 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
10120 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
10121 Add __ARM_FEATURE_COMPLEX.
10122 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
10123 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
10124 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
10125 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
10126 fcmlaq_lane270): New.
10127 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10128 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
10129 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
10130 * config/aarch64/arm_neon.h:
10131 (vcadd_rot90_f16): New.
10132 (vcaddq_rot90_f16): New.
10133 (vcadd_rot270_f16): New.
10134 (vcaddq_rot270_f16): New.
10137 (vcmla_lane_f16): New.
10138 (vcmla_laneq_f16): New.
10139 (vcmlaq_lane_f16): New.
10140 (vcmlaq_rot90_lane_f16): New.
10141 (vcmla_rot90_laneq_f16): New.
10142 (vcmla_rot90_lane_f16): New.
10143 (vcmlaq_rot90_f16): New.
10144 (vcmla_rot90_f16): New.
10145 (vcmlaq_laneq_f16): New.
10146 (vcmla_rot180_laneq_f16): New.
10147 (vcmla_rot180_lane_f16): New.
10148 (vcmlaq_rot180_f16): New.
10149 (vcmla_rot180_f16): New.
10150 (vcmlaq_rot90_laneq_f16): New.
10151 (vcmlaq_rot270_laneq_f16): New.
10152 (vcmlaq_rot270_lane_f16): New.
10153 (vcmla_rot270_laneq_f16): New.
10154 (vcmlaq_rot270_f16): New.
10155 (vcmla_rot270_f16): New.
10156 (vcmlaq_rot180_laneq_f16): New.
10157 (vcmlaq_rot180_lane_f16): New.
10158 (vcmla_rot270_lane_f16): New.
10159 (vcadd_rot90_f32): New.
10160 (vcaddq_rot90_f32): New.
10161 (vcaddq_rot90_f64): New.
10162 (vcadd_rot270_f32): New.
10163 (vcaddq_rot270_f32): New.
10164 (vcaddq_rot270_f64): New.
10168 (vcmla_lane_f32): New.
10169 (vcmla_laneq_f32): New.
10170 (vcmlaq_lane_f32): New.
10171 (vcmlaq_laneq_f32): New.
10172 (vcmla_rot90_f32): New.
10173 (vcmlaq_rot90_f32): New.
10174 (vcmlaq_rot90_f64): New.
10175 (vcmla_rot90_lane_f32): New.
10176 (vcmla_rot90_laneq_f32): New.
10177 (vcmlaq_rot90_lane_f32): New.
10178 (vcmlaq_rot90_laneq_f32): New.
10179 (vcmla_rot180_f32): New.
10180 (vcmlaq_rot180_f32): New.
10181 (vcmlaq_rot180_f64): New.
10182 (vcmla_rot180_lane_f32): New.
10183 (vcmla_rot180_laneq_f32): New.
10184 (vcmlaq_rot180_lane_f32): New.
10185 (vcmlaq_rot180_laneq_f32): New.
10186 (vcmla_rot270_f32): New.
10187 (vcmlaq_rot270_f32): New.
10188 (vcmlaq_rot270_f64): New.
10189 (vcmla_rot270_lane_f32): New.
10190 (vcmla_rot270_laneq_f32): New.
10191 (vcmlaq_rot270_lane_f32): New.
10192 (vcmlaq_rot270_laneq_f32): New.
10193 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
10194 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
10195 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
10196 (FCADD, FCMLA): New.
10198 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
10200 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10204 * config/pa/pa.c: Change "can not" to "cannot".
10205 * gimple-ssa-evrp-analyze.c: Likewise.
10206 * ipa-icf.c: Likewise.
10207 * ipa-polymorphic-call.c: Likewise.
10208 * ipa-pure-const.c: Likewise.
10209 * lra-constraints.c: Likewise.
10210 * lra-remat.c: Likewise.
10211 * reload1.c: Likewise.
10212 * reorg.c: Likewise.
10213 * tree-ssa-uninit.c: Likewise.
10215 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10219 * Makefile.in: Mechanically replace "can not" with "cannot".
10220 * alias.c: Likewise.
10221 * builtins.c: Likewise.
10222 * calls.c: Likewise.
10223 * cgraph.c: Likewise.
10224 * cgraph.h: Likewise.
10225 * cgraphclones.c: Likewise.
10226 * cgraphunit.c: Likewise.
10227 * combine-stack-adj.c: Likewise.
10228 * combine.c: Likewise.
10229 * common/config/i386/i386-common.c: Likewise.
10230 * config/aarch64/aarch64.c: Likewise.
10231 * config/alpha/sync.md: Likewise.
10232 * config/arc/arc.c: Likewise.
10233 * config/arc/predicates.md: Likewise.
10234 * config/arm/arm-c.c: Likewise.
10235 * config/arm/arm.c: Likewise.
10236 * config/arm/arm.h: Likewise.
10237 * config/arm/arm.md: Likewise.
10238 * config/arm/cortex-r4f.md: Likewise.
10239 * config/csky/csky.c: Likewise.
10240 * config/csky/csky.h: Likewise.
10241 * config/darwin-f.c: Likewise.
10242 * config/epiphany/epiphany.md: Likewise.
10243 * config/i386/i386.c: Likewise.
10244 * config/i386/sol2.h: Likewise.
10245 * config/m68k/m68k.c: Likewise.
10246 * config/mcore/mcore.h: Likewise.
10247 * config/microblaze/microblaze.md: Likewise.
10248 * config/mips/20kc.md: Likewise.
10249 * config/mips/sb1.md: Likewise.
10250 * config/nds32/nds32.c: Likewise.
10251 * config/nds32/predicates.md: Likewise.
10252 * config/pa/pa.c: Likewise.
10253 * config/rs6000/e300c2c3.md: Likewise.
10254 * config/rs6000/rs6000.c: Likewise.
10255 * config/s390/s390.h: Likewise.
10256 * config/sh/sh.c: Likewise.
10257 * config/sh/sh.md: Likewise.
10258 * config/spu/vmx2spu.h: Likewise.
10259 * cprop.c: Likewise.
10260 * dbxout.c: Likewise.
10261 * df-scan.c: Likewise.
10262 * doc/cfg.texi: Likewise.
10263 * doc/extend.texi: Likewise.
10264 * doc/fragments.texi: Likewise.
10265 * doc/gty.texi: Likewise.
10266 * doc/invoke.texi: Likewise.
10267 * doc/lto.texi: Likewise.
10268 * doc/md.texi: Likewise.
10269 * doc/objc.texi: Likewise.
10270 * doc/rtl.texi: Likewise.
10271 * doc/tm.texi: Likewise.
10273 * emit-rtl.c: Likewise.
10274 * emit-rtl.h: Likewise.
10275 * except.c: Likewise.
10276 * expmed.c: Likewise.
10277 * expr.c: Likewise.
10278 * fold-const.c: Likewise.
10279 * genautomata.c: Likewise.
10280 * gimple-fold.c: Likewise.
10281 * hard-reg-set.h: Likewise.
10282 * ifcvt.c: Likewise.
10283 * ipa-comdats.c: Likewise.
10284 * ipa-cp.c: Likewise.
10285 * ipa-devirt.c: Likewise.
10286 * ipa-fnsummary.c: Likewise.
10287 * ipa-icf.c: Likewise.
10288 * ipa-inline-transform.c: Likewise.
10289 * ipa-inline.c: Likewise.
10290 * ipa-polymorphic-call.c: Likewise.
10291 * ipa-profile.c: Likewise.
10292 * ipa-prop.c: Likewise.
10293 * ipa-pure-const.c: Likewise.
10294 * ipa-reference.c: Likewise.
10295 * ipa-split.c: Likewise.
10296 * ipa-visibility.c: Likewise.
10298 * ira-build.c: Likewise.
10299 * ira-color.c: Likewise.
10300 * ira-conflicts.c: Likewise.
10301 * ira-costs.c: Likewise.
10302 * ira-int.h: Likewise.
10303 * ira-lives.c: Likewise.
10306 * loop-invariant.c: Likewise.
10307 * loop-unroll.c: Likewise.
10308 * lower-subreg.c: Likewise.
10309 * lra-assigns.c: Likewise.
10310 * lra-constraints.c: Likewise.
10311 * lra-eliminations.c: Likewise.
10312 * lra-lives.c: Likewise.
10313 * lra-remat.c: Likewise.
10314 * lra-spills.c: Likewise.
10316 * lto-cgraph.c: Likewise.
10317 * lto-streamer-out.c: Likewise.
10318 * postreload-gcse.c: Likewise.
10319 * predict.c: Likewise.
10320 * profile-count.h: Likewise.
10321 * profile.c: Likewise.
10322 * recog.c: Likewise.
10324 * reload.c: Likewise.
10325 * reload1.c: Likewise.
10326 * reorg.c: Likewise.
10327 * resource.c: Likewise.
10328 * rtl.def: Likewise.
10330 * rtlanal.c: Likewise.
10331 * sched-deps.c: Likewise.
10332 * sched-ebb.c: Likewise.
10333 * sched-rgn.c: Likewise.
10334 * sel-sched-ir.c: Likewise.
10335 * sel-sched.c: Likewise.
10336 * shrink-wrap.c: Likewise.
10337 * simplify-rtx.c: Likewise.
10338 * symtab.c: Likewise.
10339 * target.def: Likewise.
10340 * toplev.c: Likewise.
10341 * tree-call-cdce.c: Likewise.
10342 * tree-cfg.c: Likewise.
10343 * tree-complex.c: Likewise.
10344 * tree-core.h: Likewise.
10345 * tree-eh.c: Likewise.
10346 * tree-inline.c: Likewise.
10347 * tree-loop-distribution.c: Likewise.
10348 * tree-nrv.c: Likewise.
10349 * tree-profile.c: Likewise.
10350 * tree-sra.c: Likewise.
10351 * tree-ssa-alias.c: Likewise.
10352 * tree-ssa-dce.c: Likewise.
10353 * tree-ssa-dom.c: Likewise.
10354 * tree-ssa-forwprop.c: Likewise.
10355 * tree-ssa-loop-im.c: Likewise.
10356 * tree-ssa-loop-ivcanon.c: Likewise.
10357 * tree-ssa-loop-ivopts.c: Likewise.
10358 * tree-ssa-loop-niter.c: Likewise.
10359 * tree-ssa-phionlycprop.c: Likewise.
10360 * tree-ssa-phiopt.c: Likewise.
10361 * tree-ssa-propagate.c: Likewise.
10362 * tree-ssa-threadedge.c: Likewise.
10363 * tree-ssa-threadupdate.c: Likewise.
10364 * tree-ssa-uninit.c: Likewise.
10365 * tree-ssanames.c: Likewise.
10366 * tree-streamer-out.c: Likewise.
10367 * tree.c: Likewise.
10368 * tree.h: Likewise.
10369 * vr-values.c: Likewise.
10371 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
10373 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
10374 (ix86_split_xorsign): Ditto.
10375 * config/i386/i386.c (ix86_expand_xorsign): New function.
10376 (ix86_split_xorsign): Ditto.
10377 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
10378 (xorsign<mode>3): New expander.
10379 (xorsign<mode>3_1): New insn_and_split pattern.
10380 * config/i386/sse.md (xorsign<mode>3): New expander.
10382 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10384 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
10385 (*tablejump_sp64): Likewise.
10386 (*tablejump<P:mode>): ...this.
10387 (*call_address_sp32): Merge into...
10388 (*call_address_sp64): Likewise.
10389 (*call_address<P:mode>): ...this.
10390 (*call_symbolic_sp32): Merge into...
10391 (*call_symbolic_sp64): Likewise.
10392 (*call_symbolic<P:mode>): ...this.
10393 (call_value): Remove constraint and add predicate.
10394 (*call_value_address_sp32): Merge into...
10395 (*call_value_address_sp64): Likewise.
10396 (*call_value_address<P:mode>): ...this.
10397 (*call_value_symbolic_sp32): Merge into...
10398 (*call_value_symbolic_sp64): Likewise.
10399 (*call_value_symbolic<P:mode>): ...this.
10400 (*sibcall_symbolic_sp32): Merge into...
10401 (*sibcall_symbolic_sp64): Likewise.
10402 (*sibcall_symbolic<P:mode>): ...this.
10403 (sibcall_value): Remove constraint and add predicate.
10404 (*sibcall_value_symbolic_sp32): Merge into...
10405 (*sibcall_value_symbolic_sp64): Likewise.
10406 (*sibcall_value_symbolic<P:mode>): ...this.
10407 (window_save): Minor tweak.
10408 (*branch_sp32): Merge into...
10409 (*branch_sp64): Likewise.
10410 (*branch<P:mode>): ...this.
10412 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10413 James Clarke <jrtc27@jrtc27.com>
10416 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10417 consistently in TLS address generation and adjust code to the renaming
10418 of patterns. Mark calls to __tls_get_addr as const.
10419 * config/sparc/sparc.md (tgd_hi22): Turn into...
10420 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10421 (tgd_lo10): Turn into...
10422 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10423 (tgd_add32): Merge into...
10424 (tgd_add64): Likewise.
10425 (tgd_add<P:mode>): ...this and use Pmode throughout.
10426 (tldm_hi22): Turn into...
10427 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10428 (tldm_lo10): Turn into...
10429 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10430 (tldm_add32): Merge into...
10431 (tldm_add64): Likewise.
10432 (tldm_add<P:mode>): ...this and use Pmode throughout.
10433 (tldm_call32): Merge into...
10434 (tldm_call64): Likewise.
10435 (tldm_call<P:mode>): ...this and use Pmode throughout.
10436 (tldo_hix22): Turn into...
10437 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10438 (tldo_lox10): Turn into...
10439 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10440 (tldo_add32): Merge into...
10441 (tldo_add64): Likewise.
10442 (tldo_add<P:mode>): ...this and use Pmode throughout.
10443 (tie_hi22): Turn into...
10444 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10445 (tie_lo10): Turn into...
10446 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10447 (tie_ld64): Use DImode throughout.
10448 (tie_add32): Merge into...
10449 (tie_add64): Likewise.
10450 (tie_add<P:mode>): ...this and use Pmode throughout.
10451 (tle_hix22_sp32): Merge into...
10452 (tle_hix22_sp64): Likewise.
10453 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10454 (tle_lox22_sp32): Merge into...
10455 (tle_lox22_sp64): Likewise.
10456 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10457 (*tldo_ldub_sp32): Merge into...
10458 (*tldo_ldub_sp64): Likewise.
10459 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10460 (*tldo_ldub1_sp32): Merge into...
10461 (*tldo_ldub1_sp64): Likewise.
10462 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10463 (*tldo_ldub2_sp32): Merge into...
10464 (*tldo_ldub2_sp64): Likewise.
10465 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10466 (*tldo_ldsb1_sp32): Merge into...
10467 (*tldo_ldsb1_sp64): Likewise.
10468 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10469 (*tldo_ldsb2_sp32): Merge into...
10470 (*tldo_ldsb2_sp64): Likewise.
10471 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10472 (*tldo_ldub3_sp64): Use DImode throughout.
10473 (*tldo_ldsb3_sp64): Likewise.
10474 (*tldo_lduh_sp32): Merge into...
10475 (*tldo_lduh_sp64): Likewise.
10476 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10477 (*tldo_lduh1_sp32): Merge into...
10478 (*tldo_lduh1_sp64): Likewise.
10479 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10480 (*tldo_ldsh1_sp32): Merge into...
10481 (*tldo_ldsh1_sp64): Likewise.
10482 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10483 (*tldo_lduh2_sp64): Use DImode throughout.
10484 (*tldo_ldsh2_sp64): Likewise.
10485 (*tldo_lduw_sp32): Merge into...
10486 (*tldo_lduw_sp64): Likewise.
10487 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10488 (*tldo_lduw1_sp64): Use DImode throughout.
10489 (*tldo_ldsw1_sp64): Likewise.
10490 (*tldo_ldx_sp64): Likewise.
10491 (*tldo_stb_sp32): Merge into...
10492 (*tldo_stb_sp64): Likewise.
10493 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10494 (*tldo_sth_sp32): Merge into...
10495 (*tldo_sth_sp64): Likewise.
10496 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10497 (*tldo_stw_sp32): Merge into...
10498 (*tldo_stw_sp64): Likewise.
10499 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10500 (*tldo_stx_sp64): Use DImode throughout.
10502 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10504 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10505 check configure option to set BTI and Return Address Signing.
10506 * configure.ac: Add --enable-standard-branch-protection and
10507 --disable-standard-branch-protection.
10508 * configure: Regenerated.
10509 * doc/install.texi: Document the same.
10511 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10512 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10514 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10515 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10516 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10518 * config/aarch64/aarch64-bti-insert.c: New file.
10519 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10521 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10523 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10524 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10525 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10526 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10528 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10530 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10531 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10532 Disable bti for -mbranch-protection=none.
10533 (aarch64_handle_standard_branch_protection): Enable bti for
10534 -mbranch-protection=standard.
10535 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10536 -mbranch-protection.
10537 (aarch64_bti_enabled): Check if bti is enabled.
10538 * config/aarch64/aarch64.opt: Declare target variable.
10539 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10541 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10543 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10544 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10545 (aarch64_expand_epilogue): Likewise.
10546 (aarch64_output_mi_thunk): Likewise
10547 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10548 TAILCALL_ADDR_REGS to x16 and x17.
10549 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10551 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10553 * config/aarch64/aarch64-option-extensions.def: Define
10554 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10555 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10556 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10557 (AARCH64_FL_PREDRES): New.
10558 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10559 AARCH64_FL_PREDRES by default.
10560 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10562 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10564 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10566 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10567 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10568 * doc/invoke.texi: Document ARMv8.5-A.
10570 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10572 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10573 (xorsign<mode>3): Likewise.
10575 2019-01-09 Jelinek <jakub@redhat.com>
10577 PR middle-end/88758
10578 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10579 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10581 PR rtl-optimization/88331
10582 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10583 not currently_expanding_to_rtl.
10585 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10587 * doc/invoke.texi (-Os): Remove trailing spaces.
10588 (-finline-functions): Remove reference to -O2.
10590 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10592 PR rtl-optimization/79593
10593 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10595 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10596 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10598 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10601 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10605 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10606 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10608 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10611 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10612 ix86_avx_u128_mode_entry.
10614 2019-01-08 Martin Liska <mliska@suse.cz>
10616 PR tree-optimization/88753
10617 * tree-switch-conversion.c (switch_conversion::build_one_array):
10618 Come up with local variable constructor. Convert first to
10619 type of constructor values.
10621 2019-01-08 Richard Biener <rguenther@suse.de>
10623 PR tree-optimization/86554
10624 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10625 rpo_avail): Move earlier.
10626 (visit_nary_op): When value-numbering to expressions
10627 with different overflow behavior make sure there's an
10628 available expression on the path.
10630 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10632 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10633 aarch64_parse_branch_protection,
10634 struct aarch64_branch_protect_type,
10635 aarch64_handle_no_branch_protection,
10636 aarch64_handle_standard_branch_protection,
10637 aarch64_validate_mbranch_protection,
10638 aarch64_handle_pac_ret_protection,
10639 aarch64_handle_attr_branch_protection,
10640 accepted_branch_protection_string,
10641 aarch64_pac_ret_subtypes,
10642 aarch64_branch_protect_types,
10643 aarch64_handle_pac_ret_leaf): Define.
10644 (aarch64_override_options_after_change_1, aarch64_override_options):
10645 Add check for accepted_branch_protection_string.
10646 (aarch64_option_save): Save accepted_branch_protection_string.
10647 (aarch64_option_restore): Save accepted_branch_protection_string.
10648 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10649 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10650 msign-return-address.
10651 * doc/invoke.texi: Add mbranch-protection.
10653 2019-01-08 Alan Modra <amodra@gmail.com>
10656 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10657 Delete "unknownp" parameter. Adjust callers. Handle
10658 CONST_INT, PLUS, MINUS, and MULT.
10659 (attr_value_aligned): Renamed from or_attr_value.
10660 (min_attr_value): Return INT_MIN for unhandled rtl case..
10661 (min_fn): ..and translate to INT_MAX here.
10662 (write_length_unit_log): Modify to cope without "unknown".
10663 (write_attr_value): Handle IF_THEN_ELSE.
10665 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10667 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10668 optimization for masked stores.
10670 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10672 PR middle-end/88567
10673 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10674 output vector directly to duplicate_and_interleave instead of
10675 going through a temporary. Postpone insertion of ctor_seq to
10676 the end of the loop.
10678 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10681 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10682 unsigned_p. Handle signed and unsigned overflow correction as
10684 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10686 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10688 (add<mode>3_compareV_imm): Make this callable for expanding.
10689 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10690 aarch64_plus_operand for operand 2.
10691 (subv<GPI:mode>_insn): New insn pattern.
10692 (subv<GPI:mode>_imm): Likewise.
10693 (negv<GPI:mode>3): New expand pattern.
10694 (negv<GPI:mode>_insn): New insn pattern.
10695 (negv<GPI:mode>_cmp_only): Likewise.
10696 (cmpv<GPI:mode>_insn): Likewise.
10697 (subvti4): Use register_operand for operand 1. Update call to
10698 aarch64_expand_subvti.
10699 (usubvti4): Likewise.
10700 (negvti3): New expand pattern.
10701 (negdi_carryout): New insn pattern.
10702 (negvdi_carryinV): New insn pattern.
10703 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10704 version the named version.
10705 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10707 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10709 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10711 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10712 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10713 (sub<mode>3_carryinCV): Delete.
10714 (sub<GPI:mode>3_carryinV): New expand pattern.
10715 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10717 2019-01-07 Richard Biener <rguenther@suse.de>
10719 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10720 of tree_operand_hash.
10722 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10724 PR tree-optimization/88598
10725 * tree.h (single_nonzero_element): Declare.
10726 * tree.c (single_nonzero_element): New function.
10727 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10728 if I is the only nonzero element of CST.
10730 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10732 PR tree-optimization/88598
10733 * tree.h (initializer_each_zero_or_onep): Declare.
10734 * tree.c (initializer_each_zero_or_onep): New function.
10735 (signed_or_unsigned_type_for): Handle float types too.
10736 (unsigned_type_for, signed_type_for): Update comments accordingly.
10737 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10738 x & { 0 or -1, 0 or -1, ... }.
10740 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10742 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10743 with x86_64-pc-linux-gnu.
10745 2019-01-07 Tom de Vries <tdevries@suse.de>
10748 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10750 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10753 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10755 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10756 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10757 TARGET_AVX512F as condition.
10760 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10761 const_not_ok_for_debug_p target hook.
10762 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10763 on UNSPEC and subexpressions thereof if all subexpressions of the
10764 UNSPEC are CONSTANT_P.
10766 PR tree-optimization/88676
10767 * tree-ssa-phiopt.c (two_value_replacement): New function.
10768 (tree_ssa_phiopt_worker): Call it.
10771 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10772 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10775 * tree-vect-generic.c: Include insn-config.h and recog.h.
10776 (expand_vector_piecewise): Add defaulted ret_type argument,
10777 if non-NULL, use that in preference to type for the result type.
10778 (expand_vector_parallel): Formatting fix.
10779 (do_vec_conversion, do_vec_narrowing_conversion,
10780 expand_vector_conversion): New functions.
10781 (expand_vector_operations_1): Call expand_vector_conversion
10782 for VEC_CONVERT ifn calls.
10783 * internal-fn.def (VEC_CONVERT): New internal function.
10784 * internal-fn.c (expand_VEC_CONVERT): New function.
10785 * fold-const-call.c (fold_const_vec_convert): New function.
10786 (fold_const_call): Use it for CFN_VEC_CONVERT.
10787 * doc/extend.texi (__builtin_convertvector): Document.
10789 2019-01-07 Tom de Vries <tdevries@suse.de>
10791 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10792 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10793 vector_red_partition, vector_red_sym): New global variables.
10794 (nvptx_option_override): Initialize vector_red_sym.
10795 (nvptx_declare_function_name): Restore red_partition register.
10796 (nvptx_file_end): Emit code to declare the vector reduction variables.
10797 (nvptx_output_red_partition): New function.
10798 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10799 large vector reductions.
10800 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10801 (nvptx_init_builtins): Add VECTOR_ADDR.
10802 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10803 Handle nvptx_expand_shared_addr.
10804 (nvptx_get_shared_red_addr): Add vector argument and handle large
10806 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10808 (nvptx_goacc_reduction_init): Likewise.
10809 (nvptx_goacc_reduction_fini): Likewise.
10810 (nvptx_goacc_reduction_teardown): Likewise.
10811 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10812 init,fini,teardown}.
10813 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10814 (nvptx_set_current_function): Init vector_red_partition.
10815 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10816 (nvptx_red_partition): New insn.
10817 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10819 2019-01-07 Tom de Vries <tdevries@suse.de>
10822 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10825 2019-01-07 Tom de Vries <tdevries@suse.de>
10827 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10828 (nvptx_option_override): Init oacc_bcast_partition.
10829 (nvptx_init_oacc_workers): New function.
10830 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10831 (nvptx_needs_shared_bcast): New function.
10832 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10833 to propagate state.
10834 (nvptx_shared_propagate): Initialize vector bcast partition and
10835 synchronization state.
10836 (nvptx_single): Generalize to enable vectors to use shared-memory
10837 to propagate state.
10838 (nvptx_process_pars): Likewise.
10839 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10840 * config/nvptx/nvptx.h (struct machine_function): Add
10841 bcast_partition and sync_bar members.
10843 2019-01-07 Tom de Vries <tdevries@suse.de>
10845 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10846 (nvptx_apply_dim_limits): New function.
10847 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10850 2019-01-07 Tom de Vries <tdevries@suse.de>
10852 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10853 as late as possible.
10855 2019-01-07 Tom de Vries <tdevries@suse.de>
10857 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10858 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10859 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10860 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10861 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10863 2019-01-07 Tom de Vries <tdevries@suse.de>
10865 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10867 2019-01-07 Tom de Vries <tdevries@suse.de>
10869 * omp-offload.c (oacc_get_min_dim): New function.
10870 * omp-offload.h (oacc_get_min_dim): Declare.
10872 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10875 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10876 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10878 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10882 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10884 * ipa-inline.c (edge_badness): Use inlined_time instead of
10885 inline_summaries->get.
10887 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10889 * opts.c (enable_fdo_optimizations): Enable
10890 version-loops-for-strides, loop-interchange, unrol-and-jam
10891 and tree-loop-distribution.
10892 * invoke.texi: Document newly enabled options.
10894 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10896 * doc/invoke.texi (max-inline-insns-small): New parameters.
10897 * ipa-inline.c (want_early_inline_function_p): simplify.
10898 (want_inline_small_function_p): Fix pasto from previous patch;
10899 use max-inline-insns-small bound.
10900 * params.def (max-inline-insns-small): New param.
10901 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10902 variables correctly.
10904 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10906 * doc/invoke.texi: Document max-inline-insns-size,
10907 uninlined-function-insns, uninlined-function-time,
10908 uninlined-thunk-insns and uninlined-thunk-time.
10909 * params.def: Add max-inline-insns-size,
10910 uninlined-function-insns, uninlined-function-time,
10911 uninlined-thunk-insns and uninlined-thunk-time.
10912 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10914 * ipa-inline.c (can_inline_edge_by_limits_p,
10915 want_inline_small_function_p): Use new parameters.
10917 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10919 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10921 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10923 PR middle-end/82564
10925 * expr.c (expand_assignment): For calls returning VLA structures
10926 if to_rtx is not a MEM, force it into a stack temporary.
10929 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10930 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10931 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10932 subexpressions of both operands.
10933 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10934 subrtxes are CONSTANT_P.
10935 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10936 2018-11-09 changes.
10938 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10940 * params.def (hot-bb-count-ws-permille): Set to 990.
10942 2019-01-04 Martin Sebor <msebor@redhat.com>
10945 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10948 2019-01-04 Martin Sebor <msebor@redhat.com>
10951 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10953 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10955 * gdbinit.in: Turn off pagination for the skip commands, restore
10956 it to previous state afterwards.
10958 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10961 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10962 of GET_MODE (opN) as modes of the libcall arguments.
10964 2019-01-04 Jan Beulich <jbeulich@suse.com>
10966 * config/i386/sse.md
10967 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10968 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10969 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10970 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10971 avx512f_vmcmp<mode>3<round_saeonly_name>,
10972 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10973 avx512f_maskcmp<mode>3,
10974 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10975 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10976 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10977 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10978 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10979 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10980 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10981 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10982 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10983 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10984 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10985 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10986 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10987 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10988 avx512cd_maskb_vec_dup<mode>,
10989 avx512cd_maskw_vec_dup<mode>,
10990 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10991 avx512dq_vmfpclass<mode>,
10992 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10995 2019-01-03 Martin Sebor <msebor@redhat.com>
10997 PR tree-optimization/88659
10998 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
11000 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
11002 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
11003 unaligned vsx and avoid lxvd2x/stxvd2x.
11004 (gen_lvx_v4si_move): New function.
11006 2019-01-03 Tom de Vries <tdevries@suse.de>
11008 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
11009 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
11011 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
11013 2019-01-03 Tom de Vries <tdevries@suse.de>
11015 * config/nvptx/nvptx.c (struct offload_attrs): New.
11016 (populate_offload_attrs): New function. Factor mask extraction out of
11017 nvptx_reorg. Add extraction of dimensions.
11018 (nvptx_reorg): Use populate_offload_attrs.
11020 2019-01-03 Tom de Vries <tdevries@suse.de>
11022 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
11023 cases for oacc_min_dims_p and routine_p. Add asserts for
11024 oacc_default_dims_p and offload_region_p.
11026 2019-01-03 Tom de Vries <tdevries@suse.de>
11028 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
11029 factored out of ...
11030 (nvptx_goacc_validate_dims): ... here.
11032 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11034 PR tree-optimization/85574
11035 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
11037 (struct ssa_equip_hash_traits): Declare.
11038 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
11040 2019-01-03 Jakub Jelinek <jakub@redhat.com>
11043 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
11044 change it to qualified_type.
11046 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11048 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
11049 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
11051 2019-01-02 Martin Sebor <msebor@redhat.com>
11052 Jeff Law <law@redhat.com>
11054 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
11055 (get_range_strlen_tree): Update appropriately.
11057 * gimple-fold.h (get_range_strlen): Drop unused last argument.
11059 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
11060 rather than set_range_info.
11061 * tree-ssa-strlen.c (set_strlen_range): Extracted from
11062 maybe_set_strlen_range. Handle potentially boundary crossing
11063 cases more conservatively.
11064 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
11065 Call set_strlen_range.
11066 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
11068 PR middle-end/88663
11069 * gimple-fold.c (get_range_strlen): Update prototype to no longer
11070 need the flexp argument.
11071 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
11072 from calls to get_range_strlen. Update comments. Just update
11073 VAL for an unterminated const char array and let the reset of the
11074 code handle it normally. No longer try to set *flexp. Adjust
11076 (get_range_strlen): Update for the new get_range_strlen API.
11077 (get_maxval_strlen): Similarly.
11078 (gimple_fold_builtin_strlen): Handle update meaning of return value
11079 from get_range_strlen.
11080 * gimple-ssa-sprintf.c (get_string_length): Update for the new
11081 get_range_strlen API.
11083 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
11086 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
11087 false at WPA time when body was removed.
11089 2019-01-02 Martin Liska <mliska@suse.cz>
11091 PR tree-optimization/88650
11092 * predict.c (set_even_probabilities): Calculate probability
11093 remainer only when really used.
11095 2019-01-02 Richard Biener <rguenther@suse.de>
11097 PR middle-end/88651
11098 * tree-data-ref.c (analyze_subscript_affine_affine): Use
11099 widest_ints when mangling max_stmt_execution results.
11101 2019-01-02 Richard Biener <rguenther@suse.de>
11103 PR tree-optimization/88621
11104 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
11105 bitfields when canoncalizing.
11107 2019-01-02 Richard Biener <rguenther@suse.de>
11110 * config/i386/x86-tune-costs.h (intel_cost): Adjust
11111 cost of cheap SSE instruction.
11113 2019-01-02 Richard Biener <rguenther@suse.de>
11116 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
11117 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
11119 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
11120 set after UIDs before splitting them.
11122 2019-01-01 Martin Sebor <msebor@redhat.com>
11123 Jeff Law <law@redhat.com>
11125 * gimple-fold.c (get_range_strlen_tree): Record if the computed
11126 length is optimistic. If it is, then arrange to compute the
11127 conservative length as well.
11129 * gimple-fold.h (get_range_strlen): Update prototype.
11130 * builtins.c (check_access): Update call to get_range_strlen to use
11131 c_strlen_data pointer. Change various variable accesses to instead
11132 pull data from the c_strlen_data structure.
11133 (check_strncat_sizes, expand_builtin_strncat): Likewise.
11134 * calls.c (maybe_warn_nonstring_arg): Likewise.
11135 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
11136 minimum length if maximum lengh is unknown.
11137 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
11138 that used c_strlen, it's no longer needed. Restructure slightly.
11139 (format_string): Set unlikely range appropriately.
11140 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
11142 (get_range_strlen): Accept c_strlen_data pointer for external
11143 call sites as well. Pass through to call to internal get_range_strlen.
11144 Adjust minlen, maxlen and maxbound as needed.
11145 (get_maxval_strlen): Update comments.
11146 (gimple_fold_builtin_strlen): Update call to get_range_strlen
11147 to use c_strlen_data pointer. Change variable accesses to instead
11148 use c_strlen_data data members.
11150 * gimple-fold.c (get_range_strlen): Update prototype.
11151 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
11152 local variables. Use pdata to return information to caller.
11153 Update calls to get_range_strlen. Update pdata->maxbound.
11154 (get_range_strlen -- static version): Similarly.
11155 (get_range_strlen -- extern version): Update for internal
11156 get_range_strlen API change. Convert to external data format.
11157 (get_maxval_strlen): Similarly.
11159 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
11161 * coverage.c (get_coverage_counts): Use current_function_decl.
11162 * profile.c (read_thunk_profile): New function.
11163 (branch_prob): Add THUNK parameter.
11164 * tree-profile.c (tree_profiling): Handle thunks.
11165 * value-prof.c (init_node_map): Handle thunks.
11166 * value-prof.h (branch_prob): Upate prototype.
11167 (read_thunk_profile): Declare.
11169 2019-01-01 Jakub Jelinek <jakub@redhat.com>
11171 Update copyright years.
11173 * gcc.c (process_command): Update copyright notice dates.
11174 * gcov-dump.c (print_version): Ditto.
11175 * gcov.c (print_version): Ditto.
11176 * gcov-tool.c (print_version): Ditto.
11177 * gengtype.c (create_file): Ditto.
11178 * doc/cpp.texi: Bump @copying's copyright year.
11179 * doc/cppinternals.texi: Ditto.
11180 * doc/gcc.texi: Ditto.
11181 * doc/gccint.texi: Ditto.
11182 * doc/gcov.texi: Ditto.
11183 * doc/install.texi: Ditto.
11184 * doc/invoke.texi: Ditto.
11186 Copyright (C) 2019 Free Software Foundation, Inc.
11188 Copying and distribution of this file, with or without modification,
11189 are permitted in any medium without royalty provided the copyright
11190 notice and this notice are preserved.