1 2019-06-11 Matthew Beliveau <mbelivea@redhat.com>
3 PR c++/90449 - add -Winaccessible-base option.
4 * doc/invoke.texi (Winaccessible-base): Document.
6 2019-06-11 Marc Glisse <marc.glisse@inria.fr>
8 PR tree-optimization/62041
9 * fold-const.c (fold_real_zero_addition_p): Handle vectors.
11 2019-06-11 Jason Merrill <jason@redhat.com>
13 * gdbhooks.py (TreePrinter.to_string): Recognize ggc_free'd memory.
14 * tree.c (get_tree_code_name): Likewise.
15 * print-tree.c (print_node): Only briefly print a node with an
18 2019-06-11 Jakub Jelinek <jakub@redhat.com>
21 * trans-mem.c (tm_memopt_compute_available): Add assertion
22 that blocks is not empty. Formatting fix.
24 2019-06-11 Martin Liska <mliska@suse.cz>
27 * hash-table.h: Extend create_gcc, add one parameter
28 that is passed into hash_table::hash_table.
30 2019-06-10 Uroš Bizjak <ubizjak@gmail.com>
32 * config/i386/i386-protos.h (ix86_split_fp_absneg_operator):
34 * config/i386/i386-expand.c (ix86_expand_fp_absneg_operator):
35 Emit clobber also for non-sse operations.
36 (ix86_split_fp_absneg_operator): New function.
37 * config/i386/i386.md (SSEMODEF): New mode iterator.
38 (ssevecmodef): New mode attribute.
39 (<code>tf2): Use absneg code iterator.
40 (*<code>tf2_1): Rename from *absnegtf3_sse. Use absneg code iterator.
41 Add three-operand AVX alternatives.
42 (*<code><mode>2_i387_1): Rename from *absnegxf2_i387.
43 Use absneg code iterator and X87MODEF mode iterator.
44 (absneg fp_reg non-sse splitter): Call absneg code iterator
45 and X87MODEF mode iterator.
46 (absneg general_reg non-sse splitter): Use absneg code iterator
47 and X87MODEF mode iterator. Use ix86_split_fp_absneg_operator.
48 (*<code><mode>2_1): Rename from *absneg<mode>2. Use absneg
49 code iterator. Add three-operand AVX alternative.
50 (absneg sse_reg splitter): Use absneg code iterator
51 and SSEMODEF mode iterator. Handle AVX operands.
52 (absneg fp_reg splitter): Use absneg code iterator
53 and MODEF mode iterator.
54 (absneg general_reg splitter): Merge splitters using MODEF mode
55 iterator. Use absneg code iterator. Call
56 ix86_split_fp_absneg_operator.
57 (*<code><mode>2_i387): Rename from *<code><mode>2_1.
58 Do not enable for non-sse modes before reload.
61 (copysing<mode>3): Use SSEMODEF instead of CSGNMODE and
62 ssevecmodef mode attribute instaed of CSGNVMODE.
63 (copysign<mode>3_const): Ditto.
64 (copysign<mode>3_var): Ditto.
65 * config/i386/i386.md (*<code><mode>2): Rename from *absneg<mode>2.
66 Use absneg code iterator. Simplify code using std::swap.
67 * config/i386/predicates.md (absneg_operator): Remove.
69 2019-06-10 Martin Sebor <msebor@redhat.com>
71 * gimple-fold.c (get_range_strlen): Update comment that didn't
72 make it into r267503 or related commits.
74 2019-06-10 Vladislav Ivanishin <vlad@ispras.ru>
76 * gcov-tool.c (merge_usage, rewrite_usage): Mark with
77 ATTRIBUTE_NORETURN thus making consistent with overlap_usage.
79 2019-06-10 Jakub Jelinek <jakub@redhat.com>
81 * tree.def (OMP_SCAN): New tree code.
82 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE_INCLUSIVE and
84 * tree.h (OMP_CLAUSES): Use OMP_SCAN instead of OMP_TASKGROUP.
85 (OMP_SCAN_BODY, OMP_SCAN_CLAUSES): Define.
86 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add entries for
87 OMP_CLAUSE_{IN,EX}CLUSIVE.
88 (walk_tree_1): Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
89 * tree-nested.c (convert_nonlocal_reference_stmt,
90 convert_local_reference_stmt, convert_gimple_call): Handle
92 * tree-pretty-print.c (dump_omp_clause): Handle
93 OMP_CLAUSE_{IN,EX}CLUSIVE.
94 (dump_generic_node): Handle OMP_SCAN.
95 * gimple.def (GIMPLE_OMP_SCAN): New gimple code.
96 * gimple.h (gomp_scan): New type.
97 (is_a_helper <gomp_scan *>::test,
98 is_a_helper <const gomp_scan *>::test): New templates.
99 (gimple_build_omp_scan): Declare.
100 (gimple_omp_scan_clauses, gimple_omp_scan_clauses_ptr,
101 gimple_omp_scan_set_clauses): New inline functions.
102 (CASE_GIMPLE_OMP): Add case GIMPLE_OMP_SCAN:.
103 * gimple.c (gimple_build_omp_scan): New function.
104 (gimple_copy): Handle GIMPLE_OMP_SCAN.
105 * gimple-walk.c (walk_gimple_op, walk_gimple_stmt): Likewise.
106 * gimple-pretty-print.c (dump_gimple_omp_block): Don't handle
107 GIMPLE_OMP_TASKGROUP.
108 (dump_gimple_omp_scan): New function.
109 (pp_gimple_stmt_1): Handle GIMPLE_OMP_SCAN.
110 * gimple-low.c (lower_stmt): Handle GIMPLE_OMP_SCAN.
111 * tree-inline.c (remap_gimple_stmt, estimate_num_insns): Likewise.
112 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_REDUCTION_INSCAN.
113 (is_gimple_stmt): Handle OMP_SCAN.
114 (gimplify_scan_omp_clauses): Reject inscan reductions on constructs
115 other than OMP_FOR or OMP_SIMD. Handle OMP_CLAUSE_{IN,EX}CLUSIVE.
116 (gimplify_adjust_omp_clauses): Diagnose inscan reductions not
117 mentioned in nested #pragma omp scan. Handle
118 OMP_CLAUSE_{IN,EX}CLUSIVE.
119 (gimplify_expr): Handle OMP_SCAN.
120 * omp-low.c (check_omp_nesting_restrictions): For parent context,
121 look through GIMPLE_OMP_SCAN context. Allow #pragma omp scan in
123 (scan_omp_1_stmt, lower_omp_1, diagnose_sb_1, diagnose_sb_2): Handle
126 2019-06-10 Martin Liska <mliska@suse.cz>
128 * ipa-cp.c (ignore_edge_p): New function.
129 (build_toporder_info): Use it.
130 * ipa-inline.c (ignore_edge_p): New function.
131 (inline_small_functions): Use it.
132 * ipa-pure-const.c (ignore_edge_for_nothrow):
133 Verify opt_for_fn for caller and callee.
134 (ignore_edge_for_pure_const): Likewise.
135 * ipa-reference.c (ignore_edge_p): Extend to check
137 * ipa-utils.c (searchc): Refactor.
138 * ipa-utils.h: Fix coding style.
140 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
142 * config/arc/arc.c (arc_rtx_costs): Update costs.
144 2019-06-10 Claudiu Zissulescu <claziss@synopsys.com>
146 * config/arc/arc-protos.h (arc_check_ior_const): Declare.
147 (arc_split_ior): Likewise.
148 (arc_check_mov_const): Likewise.
149 (arc_split_mov_const): Likewise.
150 * config/arc/arc.c (arc_print_operand): Fix 'z' letter.
151 (arc_rtx_costs): Replace check Crr with Cax constraint.
152 (prepare_move_operands): Cleanup, remove unused code.
153 (arc_split_ior): New function.
154 (arc_check_ior_const): Likewise.
155 (arc_split_mov_const): Likewise.
156 (arc_check_mov_const): Likewise.
157 * config/arc/arc.md (movsi_insn): Restructure it, and convert it
158 in define_insn_and_split pattern.
160 (mulsi3_v2): Add new matching variant.
161 (andsi3_i): Cleanup pattern.
162 (rotrsi3_cnt1): Update pattern.
163 (rotrsi3_cnt8): New pattern.
164 (ashlsi2_cnt8): Likewise.
165 (ashlsi2_cnt16): Likewise.
166 * config/arc/constraints.md (C0p): Update constraint.
171 2019-06-10 Martin Liska <mliska@suse.cz>
173 * ipa-icf.c (sem_item_optimizer::parse_nonsingleton_classes):
175 (sem_item_optimizer::dump_cong_classes):
176 Print how many items are in a non-singular class. Improve
179 2019-06-10 Martin Liska <mliska@suse.cz>
181 * value-prof.c (dump_histogram_value): Change dump format.
182 (gimple_mod_subtract_transform): Remove legacy comment.
184 2019-06-10 Martin Liska <mliska@suse.cz>
186 * value-prof.c (dump_histogram_value): Print histogram values
189 2019-06-10 Martin Liska <mliska@suse.cz>
191 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): New.
192 (GCOV_SINGLE_VALUE_COUNTERS): Likewise.
193 * ipa-profile.c (ipa_profile_generate_summary):
194 Use get_most_common_single_value.
195 * tree-profile.c (gimple_init_gcov_profiler):
196 Instrument with __gcov_one_value_profiler_v2
197 and __gcov_indirect_call_profiler_v4.
198 * value-prof.c (dump_histogram_value):
199 Print all values for HIST_TYPE_SINGLE_VALUE.
200 (stream_out_histogram_value): Update assert for
202 (stream_in_histogram_value): Set number of
203 counters for HIST_TYPE_SINGLE_VALUE.
204 (get_most_common_single_value): New.
205 (gimple_divmod_fixed_value_transform):
206 Use get_most_common_single_value.
207 (gimple_ic_transform): Likewise.
208 (gimple_stringops_transform): Likewise.
209 (gimple_find_values_to_profile): Set number
210 of counters for HIST_TYPE_SINGLE_VALUE.
211 * value-prof.h (get_most_common_single_value):
214 2019-06-10 Martin Liska <mliska@suse.cz>
216 * hash-map.h: Pass default value to hash_table ctor.
217 * hash-table.h: Add default value to call of a ctor.
219 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
221 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
222 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
224 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
227 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
228 Call pa_output_function_label.
229 (TARGET_ASM_FUNCTION_PROLOGUE): define.
230 * config/pa/pa-protos.h (pa_output_function_label): Declare.
231 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
233 (pa_linux_output_function_prologue): Declare.
234 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
235 (pa_output_function_label): New.
236 (pa_output_function_prologue): Revise to use pa_output_function_label.
237 (pa_linux_output_function_prologue): New.
238 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
240 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
242 * tree-vrp.h (value_range_base::intersect): New.
243 (value_range::intersect_helper): Move from here...
244 (value_range_base::intersect_helper): ...to here.
245 * tree-vrp.c (value_range::intersect_helper): Rename to...
246 (value_range_base::intersect_helper): ...this, and rewrite to
247 return a value instead of modifying THIS in place.
248 Also, move equivalence handling...
249 (value_range::intersect): ...here, while calling intersect_helper.
250 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
252 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
254 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
256 2019-06-07 Jakub Jelinek <jakub@redhat.com>
258 * Makefile.in (genprogerr): Add condmd.
259 (genprog): Remove it here.
261 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
263 * doc/invoke.texi (AMD GCN Options): Add gfx906.
265 2019-06-07 Richard Biener <rguenther@suse.de>
268 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
269 that appear after user labels.
271 2019-06-07 Martin Liska <mliska@suse.cz>
273 * cselib.c (cselib_init): Disable hash table
275 * hash-set.h: Pass new default argument to m_table.
276 * hash-table.c: Add global variable with hash table
278 * hash-table.h (Allocator>::hash_table): Add new argument
280 (hashtab_chk_error): New.
281 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
282 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
283 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
285 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
287 * common.opt (flto-odr-type-merging): Ignore.
288 * invoke.texi (-flto-odr-type-merging): Remove.
289 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
290 (can_be_vtable_hashed_p): Remove.
291 (hash_odr_vtable): Remove.
292 (odr_vtable_hasher::hash): Remove.
293 (types_same_for_odr): Remove.
294 (types_odr_comparable): Remove.
295 (odr_vtable_hasher::equal): Remove.
296 (odr_vtable_hash_type, odr_vtable_hash): Remove.
297 (add_type_duplicate): Do not synchronize vtable and name hashtables.
298 (get_odr_type): Do not use vtable hash.
299 (dump_odr_type): Remove commented out code.
300 (build_type_inheritance_graph): Do not allocate vtable hash.
301 (rebuild_type_inheritance_graph): Do not delete vtable hash.
302 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
303 (odr_type_p): Likewise.
304 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
307 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
309 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
310 immediately after same_types_for_tbaa_p returns -1 and continue
311 looking for possible exact match; if matching types are arrays
312 watch for partial overlaps.
313 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
314 (indirect_refs_may_alias_p): Do type based disambiguation first;
317 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
319 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
321 2019-06-07 Martin Liska <mliska@suse.cz>
323 * doc/invoke.texi: Remove param.
324 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
326 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
327 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
328 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
329 * profile.c (instrument_values): Remove
330 HIST_TYPE_INDIR_CALL_TOPN.
331 * tree-profile.c (init_ic_make_global_vars):
332 Always build __gcov_indirect_call only.
333 (gimple_init_gcov_profiler): Remove usage
334 of PARAM_INDIR_CALL_TOPN_PROFILE.
335 (gimple_gen_ic_profiler): Likewise.
336 * value-prof.c (dump_histogram_value): Likewise.
337 (stream_in_histogram_value): Likewise.
338 (gimple_indirect_call_to_profile): Likewise.
339 (gimple_find_values_to_profile): Likewise.
340 * value-prof.h (enum hist_type): Likewise.
342 2019-06-07 Martin Liska <mliska@suse.cz>
344 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
347 2019-06-07 Martin Liska <mliska@suse.cz>
349 PR tree-optimization/78902
350 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
351 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
352 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
353 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
354 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
355 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
356 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
357 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
358 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
359 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
360 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
361 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
362 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
364 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
365 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
366 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
367 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
368 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
369 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
370 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
371 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
372 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
373 warn_unused_result attribute.
374 (BUILT_IN_STRDUP): Likewise.
375 (BUILT_IN_STRNDUP): Likewise.
376 (BUILT_IN_ALLOCA): Likewise.
377 (BUILT_IN_CALLOC): Likewise.
378 (BUILT_IN_MALLOC): Likewise.
379 (BUILT_IN_REALLOC): Likewise.
381 2019-06-06 Jim Wilson <jimw@sifive.com>
384 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
385 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
386 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
388 2019-06-06 Martin Sebor <msebor@redhat.com>
390 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
391 (handle_builtin_malloc): Remove trailing spaces.
392 (handle_builtin_memset): Same.
393 (handle_builtin_memcmp): Same.
394 (compute_string_length): Same.
395 (determine_min_objsize): Same.
396 (handle_builtin_string_cmp): Same.
397 (handle_char_store): Same. Break up excessively long line.
399 2019-06-06 Martin Jambor <mjambor@suse.cz>
401 * tree-sra.c (build_reconstructed_reference): Drop the alignment
404 2019-06-06 Martin Jambor <mjambor@suse.cz>
406 * tree-sra.c (struct access): New field grp_same_access_path.
407 (dump_access): Dump it.
408 (build_reconstructed_reference): New function.
409 (build_ref_for_model): Use it if possible.
410 (path_comparable_for_same_access): New function.
411 (same_access_path_p): Likewise.
412 (sort_and_splice_var_accesses): Set the new flag.
413 (analyze_access_subtree): Likewise.
414 (propagate_subaccesses_across_link): Propagate zero value of the new
415 flag down the access tree.
417 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
419 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
420 * config/gcn/gcn.opt (gpu_type): Add gfx906.
421 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
422 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
425 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
427 PR tree-optimization/90332
428 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
429 Handle VALS containing two vectors.
430 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
432 (@aarch64_combinez<mode>): ... This.
433 (*aarch64_combinez_be<mode>): Rename to...
434 (@aarch64_combinez_be<mode>): ... This.
435 (vec_init<mode><Vhalf>): New define_expand.
436 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
438 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
440 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
441 library functions only when not optimizing for size.
448 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
450 PR rtl-optimization/88751
451 * ira.c (ira): Use the number of the actually referenced registers
452 when calculating the threshold.
454 2019-06-06 Jakub Jelinek <jakub@redhat.com>
456 * configure: Regenerate.
458 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
460 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
461 register if it is in memory, so the shift can be emulated with a rotate
466 2019-06-06 Martin Liska <mliska@suse.cz>
468 PR tree-optimization/87954
469 * match.pd: Simplify mult where both arguments are 0 or 1.
471 2019-06-06 Richard Biener <rguenther@suse.de>
473 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
474 put equivalences on UNDEFINED ranges.
475 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
476 Make sure to drop defs of stmts added during simplification
479 2019-06-06 Richard Biener <rguenther@suse.de>
481 * tree-ssa-structalias.c: Include tree-cfg.h.
482 (make_heapvar): Do not make heap vars artificial.
483 (find_func_aliases_for_builtin_call): Handle stack allocation
485 (find_func_aliases): Delay processing of simple enough returns
487 (set_uids_in_ptset): Adjust.
488 (find_what_var_points_to): Likewise.
489 (solve_constraints): Do not dump points-to sets here.
490 (compute_points_to_sets): Post-process return statements,
491 amending the escaped solution. Dump points-to sets afterwards.
492 (ipa_pta_execute): Dump points-to sets.
494 2019-06-06 Martin Liska <mliska@suse.cz>
497 * doc/install.texi: Fix HTML headers and
498 titles for 'Installing GCC' pages.
500 2019-06-06 Martin Liska <mliska@suse.cz>
502 * ipa-icf-gimple.h (dump_message_1): Remove.
503 (dump_message): Likewise.
504 (return_false_with_message_1): Print also file.
505 (return_false_with_msg): Likewise.
506 (return_with_result): Likewise.
507 (return_with_debug): Likewise.
508 * ipa-icf.c (sem_function::equals_private): Remove call
511 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
513 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
514 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
515 memory operand for it.
516 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
518 2019-06-05 Martin Sebor <msebor@redhat.com>
520 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
521 Adjust quoting and hyphenation.
522 * convert.c (convert_to_real_1): Same.
523 * gcc.c (driver_wrong_lang_callback): Same.
524 (driver::handle_unrecognized_options): Same.
525 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
526 * opts-common.c (cmdline_handle_error): Same.
527 (read_cmdline_option): Same.
528 * opts-global.c (complain_wrong_lang): Same.
529 (print_ignored_options): Same.
530 (handle_common_deferred_options): Same.
531 * pretty-print.h: Same.
532 * print-rtl.c (debug_bb_n_slim): Same.
533 * sched-rgn.c (make_pass_sched_fusion): Same.
534 * tree-cfg.c (verify_gimple_assign_unary): Same.
535 (verify_gimple_label): Same.
536 * tree-ssa-operands.c (verify_ssa_operands): Same.
537 * varasm.c (do_assemble_alias): Same.
538 (assemble_alias): Same.
540 2019-06-05 Richard Henderson <rth@twiddle.net>
542 * config/alpha/alpha.c (direct_return): Move down after
543 struct machine_function definition; use saved frame_size;
545 (struct machine_function): Add sa_mask, sa_size, frame_size.
546 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
547 (alpha_compute_frame_layout): ... new function.
548 (TARGET_COMPUTE_FRAME_LAYOUT): New.
549 (alpha_initial_elimination_offset): Use saved sa_size.
550 (alpha_vms_initial_elimination_offset): Likewise.
551 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
552 (alpha_expand_prologue): Use saved frame data. Merge integer
553 and fp register save loops.
554 (alpha_expand_epilogue): Likewise.
555 (alpha_start_function): Use saved frame data.
556 * config/alpha/alpha-protos.h (direct_return): Update.
557 (alpha_sa_size): Remove.
559 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
561 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
562 multiplication by a power-of-two value.
563 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
564 and turn the modulo operation into a masking operation.
566 2019-06-05 Jakub Jelinek <jakub@redhat.com>
569 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
570 with VOIDmode inner operands.
572 2019-06-05 Richard Biener <rguenther@suse.de>
575 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
576 turn an expression graph into a tree.
578 2019-06-05 Jakub Jelinek <jakub@redhat.com>
580 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
582 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
583 treat it like explicit monotonic schedule modifier.
584 (expand_omp_for): Initialize has_lastprivate_conditional.
585 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
588 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
589 references, lookup in in hash map MEM_REF operand instead of the
591 (lower_omp_1): When looking for lastprivate conditional assignments,
592 handle MEM_REFs with REFERENCE_TYPE operands.
594 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
595 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
596 and references a VLA. Handle references to non-VLAs if is_simd
597 all privatization clauses like reductions.
598 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
599 If omp_is_reference, use always omp simd arrays and set
600 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
601 fails, emit reference initialization.
603 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
606 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
607 _mm_mask_fpclass_sd_mask): New intrinsics.
608 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
609 * config/i386/i386-builtin.def
610 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
612 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
613 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
614 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
615 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
616 case QI_FTYPE_V2SF_INT): Ditto.
618 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
619 Extended to insnstructions with mask operands.
621 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
623 * config/rs6000/constraints.md (define_register_constraint "wp"):
625 (define_register_constraint "wq"): Delete.
626 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
627 (rs6000_init_hard_regno_mode_ok): Adjust.
628 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
629 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
630 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
631 (define_mode_attr VSa): Delete.
632 (define_mode_attr VSisa): New.
633 (rest of file): Adjust.
634 * doc/md.texi (Machine Constraints): Adjust.
636 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
638 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
639 (define_attr "enabled"): Handle those new isa values.
641 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
643 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
644 (define_mode_attr VSr5): Delete.
645 (define_mode_attr VStype_sqrt): Delete.
646 (define_mode_iterator VSX_SPDP): Delete.
647 (define_mode_attr VS_spdp_res): Delete.
648 (define_mode_attr VS_spdp_insn): Delete.
649 (define_mode_attr VS_spdp_type): Delete.
650 (*vsx_sqrt<mode>2): Adjust.
651 (vsx_<VS_spdp_insn>): Delete, split to...
652 (vsx_xscvdpsp): ... this. New. And...
653 (vsx_xvcvspdp): ... this. New. And...
654 (vsx_xvcvdpsp): ... this. New.
656 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
658 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
660 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
661 (rest of file): Adjust.
663 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
665 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
666 (vsx_extract_<mode>_var): Ditto.
668 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
670 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
673 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
675 * config/rs6000/constraints.md (define_register_constraint "ww"):
677 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
678 (rs6000_init_hard_regno_mode_ok): Adjust.
679 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
680 RS6000_CONSTRAINT_ww.
681 * config/rs6000/rs6000.md: Adjust.
682 * config/rs6000/vsx.md: Adjust.
683 * doc/md.texi (Machine Constraints): Adjust.
685 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
687 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
688 (define_mode_attr sd): New.
689 (define_mode_attr s): New.
690 (define_mode_attr Ftrad): Delete.
691 (define_mode_attr Fvsx): Delete.
692 (define_mode_attr Fs): Delete.
693 (rest of file): Use the new mode attributes.
694 * config.rs6000/vsx.md: Use the new mode attributes.
696 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
698 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
701 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
703 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
704 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
705 used with VSX_B, VSX_D, or VSX_F, with just "wa".
707 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
710 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
711 C++ with strict ANSI requirements.
713 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
715 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
716 computations when step is 1.
718 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
720 * config/rs6000/constraints.md (define_register_constraint "wf"):
722 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
723 (rs6000_init_hard_regno_mode_ok): Adjust.
724 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
725 RS6000_CONSTRAINT_wf.
726 * config/rs6000/rs6000.md: Adjust.
727 * config/rs6000/vsx.md: Adjust.
728 * doc/md.texi (Machine Constraints): Adjust.
730 2019-06-04 Andrew Pinski <apinski@marvell.com>
732 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
735 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
737 * config/rs6000/constraints.md (define_register_constraint "wd"):
739 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
740 (rs6000_init_hard_regno_mode_ok): Adjust.
741 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
742 RS6000_CONSTRAINT_wd.
743 * config/rs6000/rs6000.md: Adjust.
744 * config/rs6000/vsx.md: Adjust.
745 * doc/md.texi (Machine Constraints): Adjust.
747 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
749 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
750 (rest of file): Adjust.
752 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
754 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
755 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
756 (vsx_splat_<mode>_reg): Adjust.
758 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
760 * config/rs6000/constraints.md (define_register_constraint "ws"):
762 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
763 (rs6000_init_hard_regno_mode_ok): Adjust.
764 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
765 RS6000_CONSTRAINT_ws.
766 * config/rs6000/rs6000.md: Adjust.
767 * config/rs6000/vsx.md: Adjust.
768 * doc/md.texi (Machine Constraints): Adjust.
770 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
772 * config/rs6000/constraints.md (define_register_constraint "wv"):
774 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
775 (rs6000_init_hard_regno_mode_ok): Adjust.
776 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
777 RS6000_CONSTRAINT_wv.
778 * config/rs6000/rs6000.md: Adjust.
779 * config/rs6000/vsx.md: Adjust.
780 * doc/md.texi (Machine Constraints): Adjust.
782 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
784 * config/rs6000/constraints.md (define_register_constraint "wi"):
786 (define_register_constraint "wt"): Delete.
787 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
788 (rs6000_init_hard_regno_mode_ok): Adjust.
789 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
790 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
791 * config/rs6000/rs6000.md: Adjust.
792 * config/rs6000/vsx.md: Adjust.
793 * doc/md.texi (Machine Constraints): Adjust.
795 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
797 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
799 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
800 default_elf_asm_output_external.
802 2019-06-04 Martin Liska <mliska@suse.cz>
804 * ipa-icf.c (INCLUDE_LIST): Remove.
805 (sem_item_optimizer::execute): Remove call to init_wpa.
806 * ipa-icf.h (init_wpa): Remove.
808 2019-06-04 Jakub Jelinek <jakub@redhat.com>
810 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
811 conditional on combined for simd.
812 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
814 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
815 constructs, don't remove lastprivate_conditional_map, but instead set
816 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
817 to parent construct temporaries.
818 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
819 like !ctx->lastprivate_conditional_map.
820 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
821 use up->outer context instead of up.
822 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
823 gimple_omp_for_combined_p.
824 (expand_omp_for_static_nochunk): Likewise.
825 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
826 probably moved over into expand_omp_for_generic rather than being copied
829 2019-06-04 Martin Liska <mliska@suse.cz>
831 * value-prof.c (dump_histogram_value): Fix typo.
832 (gimple_mod_subtract_transform): Likewise.
834 2019-06-04 Richard Biener <rguenther@suse.de>
837 * tree-chrec.c (chrec_contains_symbols): Add to visited.
838 (tree_contains_chrecs): Likewise.
839 (chrec_contains_symbols_defined_in_loop): Move here and avoid
840 exponential behaivor from ...
841 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
843 (expression_expensive_p): Avoid exponential behavior and compute
844 expanded size, rejecting any expansion.
845 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
846 (idx_contains_abnormal_ssa_name_p): Likewise.
847 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
848 (contains_abnormal_ssa_name_p): Simplify and use
849 walk_tree_without_duplicates.
851 2019-06-04 Richard Biener <rguenther@suse.de>
853 PR tree-optimization/90738
855 2019-06-03 Richard Biener <rguenther@suse.de>
857 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
858 full reference tree and record in ref->ref.
859 (vn_reference_lookup_3): Pass in original ref to
860 ao_ref_init_from_vn_reference.
861 (vn_reference_lookup): Likewise.
862 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
863 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
864 Handle non-decl bases in the original reference.
866 2019-06-04 Martin Liska <mliska@suse.cz>
868 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
869 number of references.
870 (sem_item_optimizer::do_congruence_step):
871 (sem_item_optimizer::worklist_push): Dump how references
873 (sem_item_optimizer::worklist_pop): Use heap.
874 (sem_item_optimizer::process_cong_reduction): Likewise.
875 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
877 2019-06-04 Martin Liska <mliska@suse.cz>
879 * ipa-icf.h (struct sem_usage_pair_hash): New.
880 (sem_usage_pair_hash::hash): Likewise.
881 (sem_usage_pair_hash::equal): Likewise.
882 (struct sem_usage_hash): Likewise.
883 * ipa-icf.c (sem_item::sem_item): Initialize
885 (sem_item::add_reference): Register a reference
886 in ref_map and not in target->usages.
887 (sem_item::setup): Remove initialization of
889 (sem_item::~sem_item): Remove usage of dead vectors.
890 (sem_item::dump): Remove dump of references.
891 (sem_item_optimizer::sem_item_optimizer): Initialize
893 (sem_item_optimizer::read_section): Remove useless
895 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
896 (sem_item_optimizer::build_graph): Pass m_references
898 (sem_item_optimizer::verify_classes): Remove usage of dead
900 (sem_item_optimizer::traverse_congruence_split): Return true
901 when a class is split.
902 (sem_item_optimizer::do_congruence_step_for_index): Use
903 hash_map for look up of (sem_item *, index). That brings
904 significant speed up.
905 (sem_item_optimizer::do_congruence_step): Return true
906 when a split is done.
907 (congruence_class::is_class_used): Use referenced_by_count.
909 2019-06-04 Alan Modra <amodra@gmail.com>
912 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
915 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
917 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
918 * config/rs6000/rs6000.c (direct_move_p): Adjust.
919 (rs6000_secondary_reload_simple_move): Adjust.
920 (rs6000_opt_masks): Neuter the "mfpgpr" option.
921 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
922 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
925 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
926 (floatunssi<mode>2_lfiwzx): Adjust.
927 (fix_trunc<mode>si2_stfiwx): Adjust.
928 (fixuns_trunc<mode>si2_stfiwx): Adjust.
929 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
930 (mfpgpr): Mark as deprecated.
931 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
932 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
933 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
935 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
937 * config/rs6000/constraints.md (define_register_constraint "wg"):
939 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
940 RS6000_CONSTRAINT_wg.
941 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
942 (rs6000_init_hard_regno_mode_ok): Adjust.
943 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
944 Delete "wg" alternatives.
945 * doc/md.texi (Machine Constraints): Adjust.
947 2019-06-03 Alan Modra <amodra@gmail.com>
949 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
950 (get_uncond_jump_length): Assert length less than INT_MAX and
953 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
956 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
958 (expand_builtin_nonlocal_goto): Likewise.
960 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
962 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
963 (aarch64_asm_output_external): Declare.
964 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
965 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
966 (aarch64_asm_output_alias): New.
967 (aarch64_asm_output_external): New.
968 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
969 (ASM_OUTPUT_EXTERNAL): Define.
971 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
972 * tree-vrp.h (value_range_base::nonzero_p): New.
973 (value_range_base::set_nonnull): Rename to...
974 (value_range_base::set_nonzero): ...this.
975 (value_range_base::set_null): Rename to...
976 (value_range_base::set_zero): ...this.
977 (value_range::set_nonnull): Remove.
978 (value_range::set_null): Remove.
979 * tree-vrp.c (range_is_null): Remove.
980 (range_is_nonnull): Remove.
981 (extract_range_from_binary_expr): Use value_range_base::*zero_p
982 instead of range_is_*null.
983 (extract_range_from_unary_expr): Same.
984 (value_range_base::set_nonnull): Rename to...
985 (value_range_base::set_nonzero): ...this.
986 (value_range::set_nonnull): Remove.
987 (value_range_base::set_null): Rename to...
988 (value_range_base::set_zero): ...this.
989 (value_range::set_null): Remove.
990 (extract_range_from_binary_expr): Rename set_*null uses to
992 (extract_range_from_unary_expr): Same.
993 (union_helper): Same.
994 * vr-values.c (get_value_range): Use set_*zero instead of
996 (vr_values::extract_range_from_binary_expr): Same.
997 (vr_values::extract_range_basic): Same.
999 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
1002 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
1004 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1006 * config/aarch64/iterators.md (MAX_OPP): New code attr.
1007 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
1008 (aarch64_<su>abd<mode>_3): ... This.
1009 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
1011 2019-06-03 Richard Biener <rguenther@suse.de>
1013 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
1014 full reference tree and record in ref->ref.
1015 (vn_reference_lookup_3): Pass in original ref to
1016 ao_ref_init_from_vn_reference.
1017 (vn_reference_lookup): Likewise.
1018 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
1019 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
1020 Handle non-decl bases in the original reference.
1022 2019-06-03 Martin Liska <mliska@suse.cz>
1024 * doc/generic.texi: Remove Java Trees.
1026 2019-06-03 Martin Liska <mliska@suse.cz>
1028 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
1029 returns 0 when operands are equal.
1031 2019-06-03 Richard Biener <rguenther@suse.de>
1033 PR tree-optimization/90716
1034 * tree-loop-distribution.c (destroy_loop): Process blocks in
1037 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1040 * vector-builder.h (vector_builder::count_dups): New method.
1041 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
1043 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
1044 (vec_init<mode><Vel>): New pattern.
1045 * config/aarch64/aarch64.c (emit_insr): New function.
1046 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
1047 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
1048 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
1049 (aarch64_sve_expand_vector_init): Define two overloaded functions.
1051 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1053 PR tree-optimization/90681
1054 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
1055 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
1056 special case for SLP, but fail on non-groupped loads.
1058 2019-06-03 Martin Liska <mliska@suse.cz>
1060 * cfg.c (debug): Use TDF_DETAILS for debug and
1061 print edge info only once.
1063 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
1066 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
1068 2019-06-01 Martin Sebor <msebor@redhat.com>
1071 * tree-pretty-print.c (dump_generic_node): Add parentheses.
1073 2019-05-31 Jan Hubicka <jh@suse.cz>
1075 * alias.c: Include ipa-utils.h.
1076 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
1077 * ipa-devirt.c (prevailing_odr_type): New.
1078 * ipa-utils.h (previaling_odr_type): Declare.
1080 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
1081 Hongtao Liu <hongtao.liu@intel.com>
1084 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
1085 NOTE_INSN_DELETED_LABEL check.
1087 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
1088 Robert Suchanek <robert.suchanek@mips.com>
1090 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
1091 and 3rd operands of the fmadd/fmsub/maddv builtin.
1093 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1095 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
1096 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1097 on OMP_SIMD if not nested inside of worksharing loop that also has
1098 lastprivate conditional clause for the same decl.
1099 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
1100 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
1102 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
1104 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
1106 (lower_lastprivate_clauses): Likewise.
1107 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
1108 calling lower_rec_input_clauses.
1109 (lower_omp_for): Likewise.
1110 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
1111 clause on simd construct.
1112 * omp-expand.c (expand_omp_simd): Initialize cond_var if
1113 OMP_CLAUSE__CONDTEMP_ clause is present.
1115 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
1118 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
1121 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
1122 TEX_D32, TEX_D64 or TEX_D128.
1124 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1126 * match.pd (~(vec?cst1:cst2)): New transformation.
1128 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
1130 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
1131 ((size_t)(A /[ex] B) CMP C): New transformation.
1133 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
1135 * doc/md.texi: Document define_insn_and_rewrite.
1136 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
1137 * gensupport.c (queue_elem): Update comment.
1138 (replace_operands_with_dups): New function.
1139 (gen_rewrite_sequence): Likewise.
1140 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
1141 * read-rtl.c (apply_subst_iterator): Likewise.
1142 (add_condition_to_rtx, named_rtx_p): Likewise.
1143 (rtx_reader::read_rtx_operand): Likewise.
1144 * config/aarch64/aarch64-sve.md
1145 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
1146 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
1147 define_insn_and_rewrite.
1148 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
1149 Remove separate define_split.
1151 2019-05-31 Jan Hubicka <jh@suse.cz>
1153 * tree-ssa-alias.c (type_has_components_p): New function.
1154 (aliasing_component_refs_p): Use it.
1156 2019-05-31 Martin Liska <mliska@suse.cz>
1158 * gdbhooks.py: Add const_tree to TreePrinter.
1160 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
1163 * common.opt (feliminate-unused-debug-symbols): Enable by default.
1164 * doc/invoke.texi (Debugging Options): Document new default of
1165 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
1167 2019-05-31 Jakub Jelinek <jakub@redhat.com>
1169 PR tree-optimization/90671
1170 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
1171 template_block used to be empty on the first call, don't use
1172 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
1173 seq with bb_seq and set it with set_bb_seq.
1175 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
1177 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
1179 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1180 Michael Meissner <meissner@linux.ibm.com>
1182 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
1183 (prefixed_mem_operand): Likewise.
1184 (non_prefixed_mem_operand): Likewise.
1185 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
1187 * config/rs6000/rs6000.c (print_operand_address): Handle
1188 PC-relative addresses.
1189 (mode_supports_prefixed_address_p): New function.
1190 (rs6000_prefixed_address): New function.
1191 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
1192 (SYMBOL_REF_PCREL_P): Likewise.
1194 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1196 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
1197 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
1198 (gimplify_omp_for): If worksharing loop with lastprivate conditional
1199 is nested inside of parallel region, add _condtemp_ clause to both.
1200 * tree-nested.c (convert_nonlocal_omp_clauses,
1201 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
1203 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
1205 * omp-general.c (omp_extract_for_data): Compute it.
1206 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
1207 (lower_rec_input_clauses): Likewise.
1208 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
1209 clause is already present, just add one further one after it.
1210 (lower_lastprivate_clauses): Handle cond_ptr with array type.
1211 (lower_send_shared_vars): Clear _condtemp_ vars.
1212 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
1213 or section or taskgroup.
1214 * omp-expand.c (determine_parallel_type): Disallow combining only if
1215 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
1216 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
1217 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1218 expand_omp_for_static_chunk, expand_omp_for): Use
1219 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
1220 determine if a special set of API routines are needed and if condtemp
1221 needs to be initialized, while always initialize cond_var if
1222 fd->lastprivate_conditional is non-zero.
1224 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1225 Michael Meissner <meissner@linux.ibm.com>
1227 * config/rs6000/constraints.md (eI): New constraint.
1228 * config/rs6000/predicates.md (cint34_operand): New predicate.
1229 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
1230 (SIGNED_34BIT_OFFSET_P): Likewise.
1231 * doc/md.texi (eI): Document constraint.
1233 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
1235 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
1237 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1238 Michael Meissner <meissner@linux.ibm.com>
1240 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
1241 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
1242 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
1243 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
1244 (OTHER_FUTURE_MASKS): Likewise.
1245 (POWERPC_MASKS): Likewise.
1246 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
1247 specified without -mprefixed-addr or -mcpu=future. Error if
1248 -mprefixed-addr is specified without -mcpu=future.
1249 (rs6000_opt_masks): Add entry for prefixed-addr.
1250 * rs6000.opt (mprefixed-addr): New option.
1252 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
1254 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
1255 cfun->is_thunk check.
1257 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1259 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
1262 2019-05-30 Martin Liska <mliska@suse.cz>
1264 * gdbinit.in: Fix 'ptc' command. Add trt
1265 that prints TREE_TYPE($).
1267 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
1268 Alan Modra <amodra@gmail.com>
1270 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
1272 (rs6000_indirect_call_template_1): ...and here.
1273 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
1274 plt16_ha, plt16_lo, mtctr indirect calls. Use
1276 (rs6000_decl_ok_for_sibcall): New function.
1277 (rs6000_function_ok_for_sibcall): Refactor.
1278 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
1279 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
1280 when pcrel. Reorganize.
1281 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
1282 * rs6000.h (rs6000_pltseq_enum): New enum.
1283 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
1284 (*pltseq_tocsave): Use rs6000_pltseq_enum.
1285 (*pltseq_plt16_ha): Likewise.
1286 (*pltseq_plt16_lo): Likewise.
1287 (*pltseq_mtctr): Likewise.
1288 (*pltseq_plt_pcrel): New insn.
1289 (*call_local_aix): Handle @notoc calls.
1290 (*call_value_local_aix): Likewise.
1291 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
1292 (*call_value_nonlocal_aix): Likewise.
1293 (*call_indirect_pcrel): New insn.
1294 (*call_value_indirect_pcrel): Likewise.
1297 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
1299 * config/i386/sse.md (*save_multiple<mode>): Rename from
1300 save_multiple<mode>.
1301 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
1302 (*restore_multiple_and_return<mode>): Rename from
1303 restore_multiple_and_return<mode>.
1304 (*restore_multiple_leave_return<mode>): Rename from
1305 restore_multiple_leave_return<mode>.
1307 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
1309 * config.gcc (rx-*-linux*): New target.
1310 * config/rx/elf.opt: New file.
1311 * config/rx/linux.h: Likewise.
1312 * config/rx/t-linux: Likewise.
1313 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
1315 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
1316 (ASM_APP_OFF): Likewise.
1317 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
1320 2019-05-29 Jan Hubicka <jh@suse.cz>
1322 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
1323 variants are pointer equivalent.
1325 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1327 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
1328 * config/aarch64/aarch64-sve2.md: New file.
1329 (<u>avg<mode>3_floor): New pattern.
1330 (<u>avg<mode>3_ceil): Likewise.
1331 (*<sur>h<addsub><mode>): Likewise.
1332 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
1333 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
1335 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1338 * optc-save-gen.awk: In cl_optimization_print, use correct condition
1339 for var_opt_string printing. In cl_optimization_print_diff, print
1340 (null) instead of invoking undefined behavior if one of the
1341 var_opt_string pointers is NULL and use && instead of first || in the
1342 guarding condition. For var_target_other options, handle const char *
1343 target variables similarly to const char * optimize node variables.
1345 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
1347 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
1348 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
1349 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
1350 Add autib1716 and pacib1716 initialisation.
1351 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
1352 for autib1716 and pacib1716.
1353 * config/aarch64/aarch64-protos.h (aarch64_key_type,
1354 aarch64_post_cfi_startproc): Define.
1355 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
1356 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
1357 aarch64_handle_pac_ret_protection): Set default sign key to A.
1358 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
1359 aarch64_expand_prologue): Add check for b-key.
1360 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
1361 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
1362 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
1363 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
1364 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
1365 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
1366 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1367 * config/aarch64/aarch64.md (do_return): Add check for b-key.
1368 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
1369 pauth_hint_num_a with pauth_hint_num.
1370 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
1371 pauth_hint_num_a with pauth_hint_num.
1372 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
1373 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
1374 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1375 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
1376 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
1377 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
1378 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
1379 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1380 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
1381 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
1382 UNSPEC_AUTIA1716 respectively.
1383 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
1384 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
1385 * doc/invoke.texi (-mbranch-protection): Add b-key type.
1386 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
1387 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
1389 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1391 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
1392 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
1393 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
1394 explicit clause on combined parallel into implicit shared clause.
1395 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
1396 and firstprivate if the decl has one too from combined parallel to
1397 the worksharing construct.
1399 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1400 Michael Meissner <meissner@linux.ibm.com>
1402 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
1404 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
1406 * rtl.h (LABEL_REF_P): New #define.
1408 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
1410 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
1412 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1414 * internal-fn.c: Marked mask_load_direct as vectorizable.
1415 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
1416 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
1417 combined even if masks different with allow_slp_p param.
1418 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
1419 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
1420 dissolve SLP-only vectorizable groups when SLP has been discarded.
1421 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
1422 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
1424 (vect_build_slp_tree_1): Fixed comment typo.
1425 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
1426 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
1428 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
1430 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
1432 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1434 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
1435 Remove obsolete use_thunk reference.
1436 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1437 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1438 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1439 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1440 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1441 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1442 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1443 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1444 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1446 2019-05-28 Nathan Sidwell <nathan@acm.org>
1448 * tree.h (IDENTIFIER_ANON_P): New.
1449 (anon_aggrname_format, anon_aggname_p): Don't declare.
1450 (make_anon_name): Declare.
1451 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
1452 (hash_tree): Likewise.
1453 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
1454 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
1455 (anon_cnt, make_anon_name): New.
1457 2019-05-28 Martin Liska <mliska@suse.cz>
1460 * opts-global.c (decode_options): Print help for all
1461 help_option_arguments.
1462 * opts.c (print_help): Add new argument.
1463 (common_handle_option): Remember all values into
1464 help_option_arguments.
1465 * opts.h (print_help): Add new argument.
1467 2019-05-28 Martin Liska <mliska@suse.cz>
1470 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1471 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1472 (func_checker::compare_bb): Call compare_loops.
1474 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1476 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1477 on sections construct.
1478 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1480 (lower_omp_sections): Handle lastprivate conditional.
1481 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1482 lastprivate_conditional_map.
1483 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1485 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1486 critical, taskgroup and section regions when looking for a region
1487 with non-NULL lastprivate_conditional_map.
1489 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1491 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1492 (*ix86_gen_sub3): Ditto.
1493 (*ix86_gen_sub3_carry): Ditto.
1494 (*ix86_gen_one_cmpl2): Ditto.
1495 (*ix86_gen_andsp): Ditto.
1496 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1497 (gen_and2_insn): New static function.
1498 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1499 Use gen_add3_insn instead of ix86_gen_add3.
1500 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1501 instead of ix86_gen_add3.
1502 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1503 Use gen_sub3_insn instead of ix86_gen_sub3.
1504 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1505 instead of ix86_gen_add3.
1506 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1507 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1508 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1509 * config/i386/i386-options.c (ix86_option_override_internal):
1510 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1511 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1513 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1515 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1516 and DW_OP_GNU_const_index opcodes.
1518 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1520 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1522 2019-05-27 Richard Biener <rguenther@suse.de>
1524 PR tree-optimization/90637
1525 * tree-ssa-sink.c (statement_sink_location): Honor the
1526 computed sink location for single-uses.
1528 2019-05-27 Richard Biener <rguenther@suse.de>
1531 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1534 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1536 * config/i386/i386.md (@sub<mode>3_carry): Rename
1537 from sub<mode>3_carry.
1538 (@leave_<mode>): New expander.
1539 (*leave): Rename from leave.
1540 (*leave_rex64): Rename from leave_rex64.
1541 (@monitorx_<mode>): Rename from monitorx_<mode>.
1542 (@clzero_<mode>): Rename from clzero_<mode>.
1543 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1544 from sse3_monitor_<mode>.
1545 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1546 (*ix86_gen_leave): Ditto.
1547 (*ix86_gen_monitor): Ditto.
1548 (*ix86_gen_monitorx): Ditto.
1549 (*ix86_gen_clzero): Ditto.
1550 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1551 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1552 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1553 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1554 Use gen_sse3_monitor instead of ix86_gen_monitor.
1555 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1556 instead of ix86_gen_monitorx.
1557 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1558 instead of ix86_gen_clzero.
1559 * config/i386/i386-options.c (ix86_option_override_internal):
1560 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1561 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1563 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1565 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1566 Rename from tls_global_dynamic_64_<mode>.
1567 (@tls_local_dynamic_base_64_<mode>): Rename from
1568 tls_local_dynamic_base_64_<mode>.
1569 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1570 Remove indirect function.
1571 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1572 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1573 instead of ix86_gen_tls_global_dynamic_64.
1574 Use gen_tls_local_dynamic_base_64 instead of
1575 ix86_gen_tls_local_dynamic_base_64.
1576 * config/i386/i386-options.c (ix86_option_override_internal):
1577 Do not initialize ix86_gen_tls_global_dynamic_64 and
1578 ix86_gen_tls_local_dynamic_base_64.
1580 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1582 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1583 Rename from pro_epilogue_adjust_stack_<mode>_add.
1584 (@pro_epilogue_adjust_stack_sub_<mode>)
1585 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1586 (@allocate_stack_worker_probe_<mode>):
1587 Rename from allocate_stack_worker_probe_<mode>.
1588 (allocate_stack): Use gen_allocate_stack_worker_probe.
1589 (probe_stack): Use gen_probe_stack_1.
1590 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1591 (@adjust_stack_and_probe_<mode>): Rename from
1592 adjust_stack_and_probe<mode>.
1593 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1594 (stack_protect_set): Use gen_stack_protect_set_1.
1595 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1596 (stack_protect_test): Use gen_stack_protect_test_1.
1597 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1598 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1599 Remove indirect function.
1600 (*ix86_gen_adjust_stack_and_probe): Ditto.
1601 (*ix86_gen_probe_stack_range): Ditto.
1602 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1603 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1604 (ix86_adjust_stack_and_probe_stack_clash): Use
1605 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1606 (ix86_adjust_stack_and_probe): Ditto.
1607 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1608 of ix86_gen_probe_stack_range.
1609 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1610 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1611 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1612 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1613 CODE_FOR_stack_protect_test_{si,di}.
1614 * config/i386/i386-options.c (ix86_option_override_internal):
1615 Do not initialize ix86_gen_allocate_stack_worker,
1616 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1618 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1620 * doc/invoke.texi (Link Options): Many editorial changes around
1623 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1625 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1626 pre-Solaris 11 referene and most Studio compiler details.
1628 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1631 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1632 DImode to SImode in floating-point registers on 64-bit target.
1633 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1634 register_operand in xmpyu patterns.
1636 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1638 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1639 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1640 OMP_CLAUSE__REDUCTEMP_.
1641 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1642 OMP_CLAUSE__CONDTEMP_.
1643 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1644 * tree-pretty-print.c (dump_omp_clause): Likewise.
1645 * tree-nested.c (convert_nonlocal_omp_clauses,
1646 convert_local_omp_clauses): Likewise.
1647 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1648 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1649 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1651 (gimplify_omp_for): Warn and disable conditional modifier from
1652 lastprivate on loop iterators.
1653 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1655 * omp-general.c (omp_extract_for_data): Initialize it.
1656 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1658 (delete_omp_context): Delete it.
1659 (lower_lastprivate_conditional_clauses): New function.
1660 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1661 handle lastprivate conditional clauses.
1662 (lower_reduction_clauses): Add CLIST argument, emit it into
1663 the critical section if any.
1664 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1665 lower_reduction_clauses callers.
1666 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1667 to lower_lastprivate_clauses.
1668 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1669 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1670 clist into a critical section if not emitted there already by
1671 lower_reduction_clauses.
1672 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1674 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1675 conditional variables.
1676 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1678 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1679 expand_omp_for_static_chunk): Handle lastprivate conditional.
1680 (expand_omp_for): Handle fd.lastprivate_conditional like
1683 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1685 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1686 kernel does not exit cleanly.
1687 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1689 2019-05-24 Jason Merrill <jason@redhat.com>
1692 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1694 2019-05-24 Richard Biener <rguenther@suse.de>
1697 * tree-loop-distribution.c (struct partition): Add location
1699 (partition_alloc): Initialize all fields.
1700 (generate_memset_builtin): Use the location recorded in the
1701 partition for the generated call.
1702 (generate_memcpy_builtin): Likewise.
1703 (classify_partition): Record the location of a single store
1704 as location for the partition.
1706 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1708 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1711 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1714 * common/config/aarch64/aarch64-common.c
1715 (aarch64_rewrite_selected_cpu): Change local temporary variable
1716 type from unsigned long to uint64_t.
1717 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1718 aarch64_get_extension_string_for_isa_flags): Change declaration to
1719 match new definition by replacing unsigned long with uint64_t.
1721 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1724 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1725 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1726 Handle stack_protect_test_<mode> codegen similarly to corresponding
1729 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1731 * config/i386/darwin.h: Reject -mfentry*.
1732 * doc/sourcebuild.texi: Document mfentry target support.
1734 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1736 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1737 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1738 false for PC-relative functions.
1739 (rs6000_output_function_prologue): Change called function name to
1740 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1741 name,1" for PC-relative functions.
1742 (rs6000_elf_declare_function_name): Change called function name to
1743 rs6000_global_entry_point_prologue_needed_p.
1745 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1748 * config/i386/i386.c (gen_rtx_cost):
1749 Use ix86_tune_cost instead of ix86_cost.
1751 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1752 Michael Meissner <meissner@linux.ibm.com>
1753 Segher Boessenkool <segher@kernel.crashing.org>
1755 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1757 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1758 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1759 (rs6000_fndecl_pcrel_p): Likewise.
1760 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1761 error if -mpcrel is requested without -mcpu=future.
1762 (rs6000_opt_masks): Add entry for pcrel.
1763 (rs6000_fndecl_pcrel_p): New function.
1764 (rs6000_pcrel_p): Likewise.
1765 * config/rs6000/rs6000.opt (mpcrel): New option.
1766 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1768 2019-05-23 Jan Hubicka <jh@suse.cz>
1769 Martin Liska <mliska@suse.cz>
1771 PR tree-optimization/90576
1772 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1774 (aliasing_component_refs_p): Fix three way size compare conditional;
1775 give up earlier in case we can not decide on equivalence.
1777 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1778 Michael Meissner <meissner@linux.ibm.com>
1779 Segher Boessenkool <segher@kernel.crashing.org>
1781 * config.gcc: Add future cpu.
1782 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1783 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1785 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1786 (RS6000_CPU): New instantiation for future cpu.
1787 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1789 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1790 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1791 * config/rs6000/rs6000-tables.opt: Regenerate.
1792 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1793 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1794 (rs6000_machine_from_flags): Handle future cpu.
1795 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1796 PROCESSOR_POWER9 for now.
1797 (rs6000_adjust_cost): Likewise.
1798 (rs6000_issue_rate): Likewise.
1799 (rs6000_register_move_cost): Likewise.
1800 (rs6000_opt_masks): Add entry for future.
1801 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1802 (MASK_FUTURE): New #define.
1803 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1804 * config/rs6000/rs6000.opt (mfuture): New target option.
1805 * doc/invoke.texi (mcpu): Add future cpu.
1807 2019-05-23 Martin Liska <mliska@suse.cz>
1810 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1811 operation points to a temporary (pointed via tree_to_wide_ref)
1812 that is out of scope after the &.
1814 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1817 * doc/extend.texi (Function Names): Add missing word.
1819 2019-05-23 Richard Biener <rguenther@suse.de>
1821 PR tree-optimization/88440
1822 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1824 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1826 (generate_memcpy_builtin): Likewise.
1827 (distribute_loop): Pass in whether to only distribute patterns.
1828 (prepare_perfect_loop_nest): Also allow size optimization.
1829 (pass_loop_distribution::execute): When optimizing a loop
1830 nest for size allow pattern replacement.
1832 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1835 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1838 2019-05-23 Martin Liska <mliska@suse.cz>
1841 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1842 expression similarly to gimplify_decl_expr.
1844 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1846 * cse.c (cse_dump_path): s/dump_file/f.
1848 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1851 * diagnostic-format-json.cc: Include "selftest.h".
1852 (json_from_expanded_location): Only add "file" key for non-NULL
1854 (json_from_location_range): Don't add "start" and "finish"
1855 children if they are UNKNOWN_LOCATION.
1856 (selftest::test_unknown_location): New selftest.
1857 (selftest::test_bad_endpoints): New selftest.
1858 (selftest::diagnostic_format_json_cc_tests): New function.
1859 * json.cc (json::object::get): New function.
1860 (selftest::test_object_get): New selftest.
1861 (selftest::json_cc_tests): Call it.
1862 * json.h (json::object::get): New decl.
1863 * selftest-run-tests.c (selftest::run_tests): Call
1864 selftest::diagnostic_format_json_cc_tests.
1865 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1868 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1869 Andrew Stubbs <amd@codesourcery.com>
1871 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1872 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1873 (kernel): Rename to...
1874 (main_kernel): ... this.
1875 (load_image): Load _init_array and _fini_array kernels.
1876 (run): Add argument for kernel to run.
1877 (main): Run init_array_kernel before main_kernel, and
1878 fini_array_kernel after.
1879 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1880 amdgpu_hsa_kernel attribute on functions.
1881 (gcn_disable_constructors): Delete.
1882 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1883 * config/gcn/crt0.c (size_t): Define.
1884 (_init_array, _fini_array): New.
1885 (__preinit_array_start, __preinit_array_end,
1886 __init_array_start, __init_array_end,
1887 __fini_array_start, __fini_array_end): Declare weak references.
1889 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1891 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1893 2019-05-22 Jason Merrill <jason@redhat.com>
1895 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1897 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1900 * config/i386/i386-options.c (ix86_init_machine_status): Set
1901 stack_frame_required to true.
1902 * config/i386/i386.c (ix86_get_frame_size): New function.
1903 (ix86_frame_pointer_required): Replace get_frame_size with
1904 ix86_get_frame_size.
1905 (ix86_compute_frame_layout): Likewise.
1906 (ix86_find_max_used_stack_alignment): Changed to void. Set
1907 stack_frame_required.
1908 (ix86_finalize_stack_frame_flags): Always call
1909 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1910 ix86_get_frame_size.
1911 * config/i386/i386.h (machine_function): Add stack_frame_required.
1913 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1915 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1917 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1919 * common/config/aarch64/aarch64-common.c
1920 (struct aarch64_option_extension, struct processor_name_to_arch,
1921 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1922 aarch64_contains_opt,
1923 aarch64_get_extension_string_for_isa_flags): Change type of
1924 variables storing flags to uint64_t.
1925 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1926 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1927 * config/aarch64/aarch64.c (struct processor,
1928 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1929 aarch64_validate_march, aarch64_override_options,
1930 aarch64_option_print, aarch64_handle_attr_isa_flags,
1931 aarch64_declare_function_name, aarch64_start_file): Make flag
1933 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1934 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1935 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1936 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1937 * config/aarch64/driver-aarch64.c
1938 (struct aarch64_arch_extension, struct aarch64_core_data,
1939 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1940 flag variables uint64_t.
1941 * doc/invoke.texi: Add documentation for new arguments.
1943 2019-05-22 Richard Biener <rguenther@suse.de>
1945 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1947 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1949 2019-05-22 Martin Liska <mliska@suse.cz>
1952 * doc/extend.texi: Document the change.
1954 2019-05-22 Richard Biener <rguenther@suse.de>
1956 PR tree-optimization/90450
1957 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1958 (mem_ref_hasher::equal): Check it.
1959 (mem_ref_alloc): Initialize it.
1960 (gather_mem_refs_stmt): Set it.
1962 2019-05-22 Richard Biener <rguenther@suse.de>
1964 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1966 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1969 2019-05-22 Alan Modra <amodra@gmail.com>
1971 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1972 (ASM_CPU_SPEC): Conditionally add -many.
1973 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1974 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1975 (rs6000_file_start): ..extracted from here, and modified to
1977 (rs6000_output_function_prologue): Emit .machine as necessary.
1978 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1980 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1981 added by check_vect_support_and_set_flags.
1982 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1983 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1985 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1988 * ira-lives.c (process_bb_node_lives): Consider defs
1989 for a call insn to be die before the call, not after.
1991 * function.c (assign_parm_setup_block): Raise alignment of
1992 stacked parameter only for STRICT_ALIGNMENT targets.
1994 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1996 * config/rs6000/constraints.md (define_register_constraint "wz"):
1998 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1999 RS6000_CONSTRAINT_wz.
2000 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2001 (rs6000_init_hard_regno_mode_ok): Adjust.
2002 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
2003 * doc/md.texi (Machine Constraints): Adjust.
2005 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2007 * config/rs6000/constraints.md (define_register_constraint "wl"):
2009 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2010 RS6000_CONSTRAINT_wl.
2011 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2012 (rs6000_init_hard_regno_mode_ok): Adjust.
2013 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
2014 * doc/md.texi (Machine Constraints): Adjust.
2016 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2018 * config/rs6000/constraints.md (define_register_constraint "wm"):
2020 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2021 RS6000_CONSTRAINT_wm.
2022 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2023 (rs6000_init_hard_regno_mode_ok): Adjust.
2024 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
2025 * doc/md.texi (Machine Constraints): Adjust.
2027 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2029 * config/rs6000/constraints.md (define_register_constraint "wk"):
2031 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2032 RS6000_CONSTRAINT_wk.
2033 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2034 (rs6000_init_hard_regno_mode_ok): Adjust.
2035 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
2036 * doc/md.texi (Machine Constraints): Adjust.
2038 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2040 * config/rs6000/constraints.md (define_register_constraint "wj"):
2042 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2043 RS6000_CONSTRAINT_wj.
2044 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2045 (rs6000_init_hard_regno_mode_ok): Adjust.
2046 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
2048 * config/rs6000/vsx.md: Ditto.
2049 * doc/md.texi (Machine Constraints): Adjust.
2051 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
2053 * config/rs6000/constraints.md (define_register_constraint "wh"):
2055 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2056 RS6000_CONSTRAINT_wh.
2057 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2058 (rs6000_init_hard_regno_mode_ok): Adjust.
2059 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
2060 * doc/md.texi (Machine Constraints): Adjust.
2062 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2065 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
2066 Avoid calling gen_lowpart with CONST operand.
2068 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
2070 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
2071 field template_last_to_copy.
2072 (ssa_create_duplicates): Set it, and use it. Attempt to
2073 preserve more debug stmts.
2075 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2077 * config/i386/sse.md (VF1_AVX2): New mode iterator.
2078 (signbit<mode>2): New expander
2080 2019-05-21 James Clarke <jrtc27@jrtc27.com>
2083 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
2084 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
2086 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
2088 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
2089 %ebx and %ecx bafore calling cpuid with leaf 1 or
2090 non-constant leaf argument.
2092 2019-05-21 Alan Modra <amodra@gmail.com>
2095 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
2096 power9 direct move cost.
2097 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
2098 Correct comments and rename functions to suit parameters.
2100 2019-05-21 Richard Biener <rguenther@suse.de>
2103 * fold-const.c (fold_read_from_vector): New function.
2104 * fold-const.h (fold_read_from_vector): Declare.
2105 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
2106 single-element insert permutations. Canonicalize selector
2107 further and fix issue with last commit.
2109 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2111 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
2112 parameter with default value false to declaration.
2113 (split_edges_for_insertion): New inline function. Wrapper for
2114 split_critical_edges with for_edge_insertion_p = true.
2115 * tree-cfg.c (split_critical_edges): Don't split non-critical
2116 edges if for_edge_insertion_p is false. Fix whitespace.
2117 * tree-ssa-pre.c (pass_pre::execute): Call
2118 split_edges_for_insertion instead of split_critical_edges.
2119 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
2120 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
2121 (pass_data_sink_code): Update function name in the comment.
2123 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
2125 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
2126 around is_value_included_in that knows how to handle BIT_AND_EXPR.
2127 (is_pred_expr_subset_of): Use the new function. Handle more cases where
2128 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
2131 2019-05-21 Martin Liska <mliska@suse.cz>
2133 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
2135 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
2136 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
2138 * config/rs6000/rs6000.c (rs6000_option_override_internal):
2140 (rs6000_function_arg): Likewise.
2141 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
2142 (rs6000_expand_ternop_builtin): Use interval syntax.
2143 (get_element_number): Likewise.
2144 (altivec_expand_builtin): Likewise.
2145 (rs6000_get_function_versions_dispatcher): Quote target_clones.
2149 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2153 * function.h (struct function): Add calls_eh_return member.
2154 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
2155 gimplifying __builtin_eh_return call.
2156 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
2158 (expand_call_inline): Or in src_cfun->calls_eh_return into
2159 dst_cfun->calls_eh_return.
2160 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
2161 cfun->calls_eh_return.
2162 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
2163 * lto-streamer-out.c (output_struct_function_base): Write
2166 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
2168 PR rtl-optimization/43147
2169 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
2170 IX86_BUILTIN_SHUFPD.
2172 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2174 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
2175 (refs_may_alias_p_1): ... here; update stats.
2176 (refs_may_alias_p): Do not update stats here.
2178 2019-05-20 Richard Biener <rguenther@suse.de>
2180 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
2181 doesn't produce pointers.
2182 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
2183 the first operand points to.
2185 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
2187 * tree-ssa-alias.c (compare_sizes): New function.
2188 (sompare_type_sizes): New function
2189 (aliasing_component_refs_p): Use it.
2190 (indirect_ref_may_alias_decl_p): Likewise.
2192 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2194 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
2196 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2198 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
2199 (LIBLSAN_EARLY_SPEC): Likewise.
2200 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
2202 2019-05-20 Martin Liska <mliska@suse.cz>
2204 * config/i386/i386.c (ix86_libc_has_fast_function):
2205 Add ATTRIBUTE_UNUSED for the argument.
2207 2019-05-20 Richard Biener <rguenther@suse.de>
2209 * gimple-match-head.c: Include vec-perm-indices.h.
2210 * generic-match-head.c: Likewise.
2211 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
2213 * fold-const.c (fold_vec_perm): Export.
2214 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
2215 (match.pd): ...here.
2217 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2219 * cfgloop.h (struct loop): Add simdlen member.
2220 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
2221 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
2222 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
2223 as new argument to autovectorize_vector_sizes target hook. If
2224 loop->simdlen, pick up vector size where the vectorization factor
2225 is equal to loop->simd, and if there is none, fall back to the first
2227 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
2229 * omp-low.c (omp_clause_aligned_alignment): Likewise.
2230 * omp-general.c (omp_max_vf): Likewise.
2231 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
2232 * tree-vect-slp.c (vect_slp_bb): Likewise.
2233 * target.def (autovectorize_vector_sizes): Add ALL argument and
2235 * doc/tm.texi: Adjust documentation.
2236 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
2237 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
2238 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
2240 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
2241 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
2242 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
2243 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
2244 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
2245 preferred vector size is not 512-bit or 256-bit, just put those
2246 unpreferred ones last.
2248 2019-05-20 Martin Liska <mliska@suse.cz>
2250 * targhooks.c (default_libc_has_fast_function): New function.
2251 * targhooks.h (default_libc_has_fast_function): Likewise.
2253 2019-05-20 Martin Liska <mliska@suse.cz>
2256 * builtins.c (expand_builtin_memory_copy_args): When having a
2257 target with fast mempcpy implementation do now use memcpy.
2258 * config/i386/i386.c (ix86_libc_has_fast_function): New.
2259 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
2260 * doc/tm.texi: Likewise.
2261 * doc/tm.texi.in: Likewise.
2263 * expr.c (emit_block_move_hints): Add 2 new arguments.
2264 * expr.h (emit_block_move_hints): Bail out when libcall
2265 to memcpy would be used.
2267 2019-05-20 Martin Liska <mliska@suse.cz>
2269 * profile-count.c: Add vertical spacing in order
2270 to separate functions.
2271 * profile-count.h: Likewise.
2273 2019-05-20 Martin Liska <mliska@suse.cz>
2275 * profile-count.h: Do not use full qualified
2277 * profile-count.c (profile_count::to_frequency): Likewise.
2279 2019-05-20 Martin Liska <mliska@suse.cz>
2281 * profile-count.h (enum profile_quality): Use capital letters
2282 for enum value names. Use the adjusted names.
2283 * profile-count.c: Use the adjusted names.
2285 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2287 * config/rs6000/constraints.md (define_register_constraint "wH"):
2289 (define_register_constraint "wI"): Delete.
2290 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2291 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
2292 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2293 (rs6000_init_hard_regno_mode_ok): Adjust.
2294 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
2295 resp. "d", or with "wa" as appropriate, all with "p8v".
2296 * config/rs6000/vsx.md: Ditto.
2297 * doc/md.texi (Machine Constraints): Adjust.
2299 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2301 * config/rs6000/constraints.md (define_register_constraint "wy"):
2303 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2304 RS6000_CONSTRAINT_wy.
2305 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2306 (rs6000_init_hard_regno_mode_ok): Adjust.
2307 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
2308 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
2309 (define_mode_attr Fisa): New.
2310 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
2311 * doc/md.texi (Machine Constraints): Adjust.
2313 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2315 * config/rs6000/constraints.md (define_register_constraint "wu"):
2317 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2318 RS6000_CONSTRAINT_wu.
2319 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2320 (rs6000_init_hard_regno_mode_ok): Adjust.
2321 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
2323 (define_mode_attr Fa): Delete.
2324 * config/rs6000/vsx.md: Ditto.
2325 * doc/md.texi (Machine Constraints): Adjust.
2327 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2329 * config/rs6000/constraints.md (define_register_constraint "wJ"):
2331 (define_register_constraint "wK"): Delete.
2332 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2333 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
2334 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2335 (rs6000_init_hard_regno_mode_ok): Adjust.
2336 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
2337 Replace "wK" constraint by "wH" with "p9v".
2338 * config/rs6000/vsx.md: Ditto.
2339 * doc/md.texi (Machine Constraints): Adjust.
2341 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2343 * config/rs6000/constraints.md (define_register_constraint "wb"):
2345 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2346 RS6000_CONSTRAINT_wb.
2347 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2348 (rs6000_init_hard_regno_mode_ok): Adjust.
2349 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
2350 * config/rs6000/vsx.md: Ditto.
2351 * doc/md.texi (Machine Constraints): Adjust.
2353 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2355 * config/rs6000/constraints.md (define_register_constraint "wo"):
2357 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2358 RS6000_CONSTRAINT_wo.
2359 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2360 (rs6000_init_hard_regno_mode_ok): Adjust.
2361 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
2362 * config/rs6000/altivec.md: Ditto.
2363 * doc/md.texi (Machine Constraints): Adjust.
2365 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2367 * config/darwin-c.c (darwin_register_objc_includes): Do not
2368 prepend the sysroot when building gnu-runtime header search
2371 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2373 * config/darwin.c (darwin_file_end): Use switch_to_section ()
2374 instead of direct output of the asm.
2376 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2378 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
2379 argument to be type bool (was int before).
2380 (rs6000_emit_epilogue): Simplify some code. Declare some variables
2381 at first use. Use type bool for some variables. Fix a theoretical
2382 eh_return bug for svr4.
2384 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2386 * config/rs6000/rs6000.md (isa): New attribute.
2387 (enabled): New attribute.
2389 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
2391 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
2392 assemble_start_function and assemble_end_function.
2394 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
2397 * omp-general.c (oacc_verify_routine_clauses): Change formal
2398 parameters. Add checking if already marked with an OpenACC
2399 'routine' directive. Adjust all users.
2402 * omp-general.c (oacc_build_routine_dims): Move some of its
2404 (oacc_verify_routine_clauses): ... this new function.
2405 * omp-general.h (oacc_verify_routine_clauses): New prototype.
2407 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2409 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
2410 formating of picbase labels to match other ports.
2412 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2414 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
2415 in the generated code.
2417 2019-05-16 Martin Sebor <msebor@redhat.com>
2419 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
2420 identifiers, keywords, operators, and types in diagnostics. Correct
2421 quoting, spelling, and sentence capitalization issues.
2422 (expand_builtin_atomic_is_lock_free): Same.
2423 (fold_builtin_next_arg): Same.
2424 * cfgexpand.c (expand_one_var): Same.
2425 (tree_conflicts_with_clobbers_p): Same.
2426 (expand_asm_stmt): Same.
2427 (verify_loop_structure): Same.
2428 * cgraphunit.c (process_function_and_variable_attributes): Same.
2429 * collect-utils.c (collect_execute): Same.
2430 * collect2.c (maybe_run_lto_and_relink): Same.
2431 (is_lto_object_file): Same.
2432 (scan_prog_file): Same.
2433 * convert.c (convert_to_real_1): Same.
2434 * dwarf2out.c (dwarf2out_begin_prologue): Same.
2435 * except.c (verify_eh_tree): Same.
2436 * gcc.c (execute): Same.
2437 (eval_spec_function): Same.
2438 (run_attempt): Same.
2439 (driver::set_up_specs): Same.
2440 (compare_debug_auxbase_opt_spec_function): Same.
2441 * gcov-tool.c (unlink_gcda_file): Same.
2444 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
2445 * gimplify.c (gimplify_asm_expr): Same.
2446 (gimplify_adjust_omp_clauses): Same.
2447 * hsa-gen.c (gen_hsa_addr_insns): Same.
2448 (gen_hsa_insns_for_load): Same.
2449 (gen_hsa_cmp_insn_from_gimple): Same.
2450 (gen_hsa_insns_for_operation_assignment): Same.
2451 (gen_get_level): Same.
2452 (gen_hsa_alloca): Same.
2453 (omp_simple_builtin::generate): Same.
2454 (gen_hsa_atomic_for_builtin): Same.
2455 (gen_hsa_insns_for_call): Same.
2456 * input.c (dump_location_info): Same.
2457 * ipa-devirt.c (compare_virtual_tables): Same.
2458 * ira.c (ira_setup_eliminable_regset): Same.
2459 * lra-assigns.c (lra_assign): Same.
2460 * lra-constraints.c (lra_constraints): Same.
2461 * lto-streamer-in.c (lto_input_mode_table): Same.
2462 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
2463 (merge_and_complain): Same.
2464 (compile_offload_image): Same.
2465 (compile_images_for_offload_targets): Same.
2466 (debug_objcopy): Same.
2469 * opts.c (print_specific_help): Same.
2470 (parse_no_sanitize_attribute): Same.
2472 (handle_param): Same.
2473 * plugin.c (add_new_plugin): Same.
2474 (parse_plugin_arg_opt): Same.
2475 (try_init_one_plugin): Same.
2476 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2477 operators, and types in diagnostics. Correct quoting and spelling
2479 * read-rtl-function.c (parse_edge_flag_token): Same.
2480 (function_reader::parse_enum_value): Same.
2481 * reg-stack.c (check_asm_stack_operands): Same.
2482 * regcprop.c (validate_value_data): Same.
2483 * sched-rgn.c (make_pass_sched_fusion): Same.
2484 * stmt.c (check_unique_operand_names): Same.
2485 * targhooks.c (default_target_option_pragma_parse): Same.
2486 * tlink.c (recompile_files): Same.
2487 * toplev.c (process_options): Same.
2489 * trans-mem.c (diagnose_tm_1): Same.
2490 (ipa_tm_scan_irr_block): Same.
2491 (ipa_tm_diagnose_transaction): Same.
2492 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2493 format a tree code name in a diagnostic.
2494 (verify_types_in_gimple_min_lval): Same.
2495 (verify_types_in_gimple_reference): Same.
2496 (verify_gimple_call): Same.
2497 (verify_gimple_assign_unary): Same.
2498 (verify_gimple_assign_binary): Same.
2499 (verify_gimple_assign_ternary): Same.
2500 (verify_gimple_assign_single): Same.
2501 (verify_gimple_switch): Same.
2502 (verify_gimple_label): Same.
2503 (verify_gimple_phi): Same.
2504 (verify_gimple_in_seq): Same.
2505 (verify_eh_throw_stmt_node): Same.
2506 (collect_subblocks): Same.
2507 (gimple_verify_flow_info): Same.
2508 (do_warn_unused_result): Same.
2509 * tree-inline.c (expand_call_inline): Same.
2510 * tree-into-ssa.c (update_ssa): Same.
2511 * tree.c (tree_int_cst_elt_check_failed): Same.
2512 (tree_vec_elt_check_failed): Same.
2513 (omp_clause_operand_check_failed): Same.
2514 (verify_type_variant): Same.
2515 (verify_type): Same.
2516 * value-prof.c (verify_histograms): Same.
2517 * varasm.c (assemble_start_function): Same.
2519 2019-05-16 Martin Sebor <msebor@redhat.com>
2521 * config/i386/i386-expand.c (get_element_number): Quote keywords
2522 and other internal names in diagnostics. Adjust other diagnostic
2523 formatting issues noted by -Wformat-diag.
2524 * config/i386/i386-features.c
2525 (ix86_mangle_function_version_assembler_name): Same.
2526 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2527 * config/i386/i386.c (ix86_function_type_abi): Same.
2528 (ix86_function_ms_hook_prologue): Same.
2529 (classify_argument): Same.
2530 (ix86_expand_prologue): Same.
2531 (ix86_md_asm_adjust): Same.
2532 (ix86_memmodel_check): Same.
2534 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2536 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2537 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2540 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2543 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2544 intrinsics without SSE/SSE2/SSSE3.
2545 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2547 (*mmx_uavgv8qi3): Likewise.
2549 2019-05-17 Richard Biener <rguenther@suse.de>
2551 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2552 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2554 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2556 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2557 vec_sldw insn pattern.
2559 2019-05-17 Richard Biener <rguenther@suse.de>
2561 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2563 2019-05-17 Martin Liska <mliska@suse.cz>
2566 * toplev.c (output_stack_usage): With LTO and sanitizer it
2567 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2568 has no file location.
2570 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2573 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2574 sz0 is equal to sz1, instead return false in that case.
2576 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2577 has non-constant expression, force sctx.lane and use two
2578 argument IFN_GOMP_SIMD_LANE instead of single argument.
2579 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2580 two argument IFN_GOMP_SIMD_LANE without lhs.
2581 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2583 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2585 (LOOP_REQUIRES_VERSIONING): Or in
2586 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2587 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2589 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2590 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2591 from simd if clause if needed.
2593 2019-05-16 Richard Biener <rguenther@suse.de>
2595 * tree-affine.c (expr_to_aff_combination): New function split
2597 (tree_to_aff_combination): ... here.
2598 (aff_combination_expand): Avoid building a GENERIC tree.
2600 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2602 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2603 assemble_start_function and assemble_end_function calls.
2604 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2605 assemble_start_function and assemble_end_function.
2606 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2607 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2608 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2609 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2610 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2611 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2612 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2613 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2614 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2615 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2616 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2617 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2619 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2620 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2621 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2622 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2623 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2624 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2625 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2626 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2627 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2628 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2629 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2630 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2631 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2632 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2634 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2635 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2636 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2638 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2640 * tree-ssa-alias.c (alias_stats): Add
2641 aliasing_component_refs_p_may_alias and
2642 aliasing_component_refs_p_no_alias.
2643 (dump_alias_stats): Print aliasing_component_refs_p stats.
2644 (aliasing_component_refs_p): Update stats.
2646 2019-05-16 Martin Liska <mliska@suse.cz>
2649 * multiple_target.c (expand_target_clones): Do not allow
2650 target_clones being used with a symbol that is an alias.
2652 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2654 PR tree-optimization/90394
2655 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2656 positives rather than ICE for cases where (code2 == NE_EXPR
2657 && code1 == BIT_AND_EXPR).
2659 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2662 * tree-core.h (struct tree_decl_common): Document
2663 decl_nonshareable_flag for PARM_DECLs.
2664 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2665 * calls.c (expand_call): Don't try tail call if caller
2666 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2667 passed on the stack and callee needs to pass any arguments on the
2669 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2670 else if instead of series of mutually exclusive ifs. Handle
2671 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2672 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2674 * lto-streamer.h (LTO_major_version): Bump to 9.
2676 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2678 PR tree-optimization/90106
2679 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2680 new parameter as new internal function call, also move it to new
2682 (use_internal_fn): Pass internal function call to
2683 shrink_wrap_one_built_in_call_with_conds.
2685 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2687 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2689 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2690 safelen_int and set loop->dont_vectorize.
2692 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2695 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2697 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2699 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2700 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2701 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2704 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2707 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2708 define_insn_and_split to support SSE emulation.
2709 (*vec_extractv2sf_0): Likewise.
2710 (*vec_extractv2sf_1): Likewise.
2711 (*vec_extractv2si_0): Likewise.
2712 (*vec_extractv2si_1): Likewise.
2713 (*vec_extractv2si_zext_mem): Likewise.
2714 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2715 (vec_extractv2sf_1 splitter): Likewise.
2716 (vec_extractv2sfsf): Likewise.
2717 (vec_setv2si): Likewise.
2718 (vec_extractv2si_1 splitter): Likewise.
2719 (vec_extractv2sisi): Likewise.
2720 (vec_setv4hi): Likewise.
2721 (vec_extractv4hihi): Likewise.
2722 (vec_setv8qi): Likewise.
2723 (vec_extractv8qiqi): Likewise.
2724 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2725 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2726 (vec_extractv2sisi): Likewise.
2727 (vec_extractv4hihi): Likewise.
2728 (vec_extractv8qiqi): Likewise.
2729 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2730 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2731 (vec_initv2sisi): Likewise.
2732 (vec_initv4hihi): Likewise.
2733 (vec_initv8qiqi): Likewise.
2734 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2735 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2736 (vec_setv4hi): Likewise.
2737 (vec_setv8qi): Likewise.
2739 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2742 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2743 TARGET_MMX_WITH_SSE.
2744 (MMXMODE:*mov<mode>_internal): Likewise.
2745 (MMXMODE:movmisalign<mode>): Likewise.
2747 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2750 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2751 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2752 (sse2_cvtpd2pi): Ditto.
2753 (sse2_cvttpd2pi): Ditto.
2754 (*vec_concatv2sf_sse4_1): Ditto.
2755 (*vec_concatv2sf_sse): Ditto.
2756 (*vec_concatv2si_sse4_1): Ditto.
2757 (*vec_concatv2si): Ditto.
2758 (*vec_concatv4si_0): Ditto.
2759 (*vec_concatv2di_0): Ditto.
2761 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2764 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2766 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2769 * config/i386/sse.md (ssse3_palignrdi): Changed to
2770 define_insn_and_split to support SSE emulation.
2772 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2775 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2777 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2780 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2781 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2784 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2787 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2788 or TARGET_MMX_WITH_SSE.
2789 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2791 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2794 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2796 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2799 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2800 Changed to define_insn_and_split to support SSE emulation.
2802 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2805 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2806 Changed to define_insn_and_split to support SSE emulation.
2808 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2811 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2812 (*mmx_<emms>): This.
2813 (mmx_<emms>): New expander.
2815 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2818 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2820 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2822 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2825 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2827 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2830 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2832 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2835 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2836 TARGET_MMX_WITH_SSE.
2837 (*mmx_uavgv4hi3): Add SSE emulation.
2839 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2842 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2843 and TARGET_MMX_WITH_SSE.
2844 (*mmx_uavgv8qi3): Add SSE emulation.
2846 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2849 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2850 maskmovdqu for __MMX_WITH_SSE__.
2852 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2855 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2856 TARGET_MMX and TARGET_MMX_WITH_SSE.
2857 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2859 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2862 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2863 define_insn_and_split to support SSE emulation.
2865 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2868 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2869 and TARGET_MMX_WITH_SSE.
2870 (mmx_<code>v8qi3): Likewise.
2871 (smaxmin:<code>v4hi3): New.
2872 (umaxmin:<code>v8qi3): Likewise.
2873 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2874 (umaxmin:*mmx_<code>v8qi3): Likewise.
2876 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2879 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2880 TARGET_MMX_WITH_SSE.
2881 (*mmx_pinsrw): Add SSE emulation.
2883 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2886 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2888 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2891 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2892 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2895 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2898 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2899 (sse_cvttps2pi): Likewise.
2901 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2904 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2905 TARGET_MMX_WITH_SSE.
2906 (mmx_pshufw_1): Add SSE emulation.
2907 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2908 TARGET_MMX_WITH_SSE to support SSE emulation.
2910 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2913 * config/i386/constraints.md (Yw): New constraint.
2914 * config/i386/mmx.md (*vec_dupv2si): Changed to
2915 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2916 support SSE emulation.
2918 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2921 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2922 TARGET_MMX_WITH_SSE.
2923 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2925 (mmx_gt<mode>3): Likewise.
2927 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2930 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2931 TARGET_MMX_WITH_SSE. Add SSE support.
2933 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2936 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2937 TARGET_MMX_WITH_SSE.
2938 (any_logic:<code><mode>3): New.
2939 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2942 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2945 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2946 TARGET_MMX_WITH_SSE. Add SSE emulation.
2947 (mmx_<shift_insn><mode>3): Likewise.
2949 (<shift_insn><mode>3): Likewise.
2951 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2954 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2955 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2957 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2960 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2961 TARGET_MMX_WITH_SSE.
2962 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2965 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2968 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2969 TARGET_MMX_WITH_SSE.
2971 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2974 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2977 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2978 (plusminus:mmx_<plusminus_insn><mode>3): Check
2979 TARGET_MMX_WITH_SSE.
2980 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2981 (<plusminus_insn><mode>3): New.
2982 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2983 (*mmx_<plusminus_insn><mode>3): Likewise.
2985 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2988 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2989 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2991 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2992 define_insn_and_split to support SSE emulation.
2993 (mmx_punpcklbw): Likewise.
2994 (mmx_punpckhwd): Likewise.
2995 (mmx_punpcklwd): Likewise.
2996 (mmx_punpckhdq): Likewise.
2997 (mmx_punpckldq): Likewise.
2999 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3000 Uros Bizjak <ubizjak@gmail.com>
3003 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
3005 (ix86_split_mmx_pack): Likewise.
3006 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
3008 (ix86_split_mmx_pack): Likewise.
3009 * config/i386/i386.md (mmx_isa): New.
3010 (enabled): Also check mmx_isa.
3011 * config/i386/mmx.md (any_s_truncate): New code iterator.
3012 (s_trunsuffix): New code attr.
3013 (mmx_packsswb): Removed.
3014 (mmx_packssdw): Likewise.
3015 (mmx_packuswb): Likewise.
3016 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
3017 MMX packsswb/packuswb with SSE2.
3018 (mmx_packssdw): Likewise.
3019 * config/i386/predicates.md (register_mmxmem_operand): New.
3021 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
3024 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3025 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
3026 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
3027 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
3028 (ix86_vector_mode_supported_p): Likewise.
3029 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
3031 2019-05-15 Martin Liska <mliska@suse.cz>
3034 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3037 2019-05-15 Richard Biener <rguenther@suse.de>
3039 * tree-into-ssa.c (pass_build_ssa::execute): Run
3040 update_address_taken before going into SSA.
3042 2019-05-15 Richard Biener <rguenther@suse.de>
3044 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
3045 as __BIT_FIELD_REF with type with -gimple.
3047 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
3049 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
3050 semantically equivalent branches (left over after prior refactorings).
3052 2019-05-15 Richard Biener <rguenther@suse.de>
3054 PR tree-optimization/88828
3055 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
3058 2019-05-14 Richard Biener <rguenther@suse.de>
3060 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
3061 as __VIEW_CONVERT with -gimple.
3063 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3066 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
3069 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3071 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
3072 define_split to become a define_insn_and_split.
3074 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
3076 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
3078 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
3079 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
3080 (sibcall_epilogue): Adjust.
3083 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3085 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
3086 to unsupported ones.
3087 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
3088 * config.host: Likewise.
3089 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
3090 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
3091 __svr4__]: Remove "brand" fallback.
3092 [!KSTAT_DATA_STRING]: Remove.
3093 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
3095 (comdat_group): Likewise.
3096 (set_have_as_tls): Likewise.
3097 (gcc_cv_target_dl_iterate_phdr): Likewise.
3098 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
3099 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
3100 * configure: Regenerate.
3101 * doc/install.texi: Simplify Solaris target triplets.
3102 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
3103 (Specific, *-*-solaris2*): Document Solaris 10 removal.
3104 Remove Solaris 10 references.
3105 Remove obsolete Solaris bug reference.
3106 (Specific, sparc-sun-solaris2.10): Remove.
3108 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
3110 * config/i386/i386.md (any_div): New code iterator.
3111 (paired_mod): New code attribute.
3112 (sgnprefix): Handle DIV and UDIV RTXes.
3114 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
3115 and udivmod<mode>4 patterns using any_div code iterator.
3116 (divmod splitters): Macroize splitters using any_div code iterator.
3117 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
3118 (*udivmodsi4_pow2_zext_2): Ditto.
3119 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
3120 and *udivmod<mode>4_noext patterns using any_div code iterator.
3121 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
3122 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
3123 patterns using any_div code iterator.
3124 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
3125 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
3126 patterns using any_div code iterator.
3127 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
3128 udivmodhiqi3 patterns using any_extend code iterator.
3130 2019-05-14 Richard Biener <rguenther@suse.de>
3131 H.J. Lu <hongjiu.lu@intel.com>
3133 PR tree-optimization/88828
3134 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
3135 permuting in a single non-constant element not extracted
3138 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
3140 * internal-fn.def (SIGNBIT): New.
3141 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
3143 (signbitv4sf2): Likewise.
3145 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
3148 * config/mips/mips.c (mips_split_move): Skip forward SRC into
3149 next insn when the SRC reg is dead.
3151 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
3153 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
3154 (alloc_cand_and_find_basis): Ditto.
3155 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
3156 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
3157 (create_add_imm_cand, slsr_process_cast): Ditto.
3158 (slsr_process_copy, replace_mult_candidate): Ditto.
3159 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
3160 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
3161 (pass_strength_reduction::execute): Init the first NULL element.
3163 2019-05-13 Nathan Sidwell <nathan@acm.org>
3165 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
3166 (run_attempt): Reformat line break.
3168 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
3171 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
3172 data registers in sibcall epilogues.
3173 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3175 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
3178 * configure.ac (--enable-frame-pointer):
3179 Disable by default for cygwin and mingw.
3180 * configure: Regenerate.
3182 2019-05-13 Nathan Sidwell <nathan@acm.org>
3184 * dwarf2out.c (breakout_comdat_types): Move comment to correct
3186 (const_ok_for_output_1): Balance parens around #if/#else/#endif
3187 (gen_member_die): Move abstract origin check earlier. Only VARs
3188 can be static_inline_p. Simplify splicing control flow.
3190 2019-05-13 Richard Biener <rguenther@suse.de>
3192 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
3194 (vect_build_slp_tree_1): Likewise.
3196 2019-05-13 Richard Biener <rguenther@suse.de>
3198 PR tree-optimization/90402
3199 * tree-if-conv.c (tree_if_conversion): Value number only
3200 the loop body by making the latch an exit of the region
3202 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
3204 (do_rpo_vn): Deal with multiple edges into the entry block
3205 that are not backedges inside the region by skipping PHIs
3208 2019-05-13 Richard Biener <rguenther@suse.de>
3210 PR tree-optimization/90316
3211 * tree-ssa-pre.c (insert_aux): Fold into ...
3212 (insert): ... this function. Use a RPO walk to reduce the
3213 number of required iterations.
3215 2019-05-13 Martin Liska <mliska@suse.cz>
3217 PR tree-optimization/90416
3218 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
3219 string instead of passing the second part as va_arg argument.
3221 2019-05-13 Martin Liska <mliska@suse.cz>
3223 PR gcov-profile/90380
3224 * gcov.c (handle_cycle): Do not support zero cycle count,
3225 it should not be possible.
3226 (path_contains_zero_cycle_arc): New function.
3227 (circuit): Ignore zero cycle arc counts.
3229 2019-05-13 Martin Liska <mliska@suse.cz>
3231 PR gcov-profile/90380
3232 * gcov.c (enum loop_type): Remove the enum and
3234 (handle_cycle): Assert that we should not reach
3236 (circuit): Use loop_found instead of a tri-state loop_type.
3237 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
3240 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3243 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
3244 (ix86_output_indirect_branch_via_reg): Use output mechanism
3245 accounting for __USER_LABEL_PREFIX__.
3246 (ix86_output_indirect_branch_via_push): Likewise.
3247 (ix86_output_function_return): Likewise.
3248 (ix86_output_indirect_function_return): Likewise.
3250 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
3252 * doc/md.texi: Document use of code attributes in rtx patterns.
3253 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
3254 * read-rtl.c (find_code): Split out search loops into...
3255 (maybe_find_code): ...this new function.
3256 (check_code_iterator): Make the error message more informative.
3257 (check_code_attribute): New function.
3258 (rtx_reader::rtx_alloc_for_name): Likewise.
3259 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
3260 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
3261 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
3262 <max_opp> directly as an rtx code instead of via a match_operator.
3263 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
3264 (<su>abd<mode>_3): Update accordingly.
3266 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3268 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
3269 is given, print the state of the EH "save world" computation for
3272 2019-05-11 Jakub Jelinek <jakub@redhat.com>
3275 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
3276 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3278 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
3280 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
3281 Use pinsrd for TARGET_SSE4_1.
3282 * config/i386/sse.md (movdi_to_sse): Ditto.
3284 2019-05-10 Richard Biener <rguenther@suse.de>
3286 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
3287 (do_rpo_vn): Initialize next_value_id.
3289 2019-05-10 Martin Liska <mliska@suse.cz>
3291 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3294 2019-05-10 Jakub Jelinek <jakub@redhat.com>
3296 PR tree-optimization/90385
3297 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
3298 arguments of the exit phis.
3301 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
3302 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
3304 (copy_tree_body_r): Likewise.
3305 (copy_fn): Set id.do_not_fold to true.
3307 2019-05-10 Martin Liska <mliska@suse.cz>
3309 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
3310 Reapply changes from r269790.
3312 2019-05-10 Martin Liska <mliska@suse.cz>
3315 * doc/invoke.texi: New params.
3316 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
3317 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
3318 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3320 * tree-switch-conversion.h (struct jump_table_cluster):
3323 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
3325 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
3327 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
3329 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
3331 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
3333 PR rtl-optimization/88879
3334 * sel-sched.c (sel_target_adjust_priority): Remove assert.
3336 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
3339 * config/arm/arm.c (callee_saved_reg_p): Move before
3340 thumb_find_work_register.
3341 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
3342 thumb_find_work_register. Only call df_get_live_out once.
3343 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
3344 (thumb_find_work_register): Use
3345 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
3346 algorithms to locate a spare call clobbered reg.
3348 2019-05-09 Martin Liska <mliska@suse.cz>
3350 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
3351 and MAX_EXPR in GIMPLE FE format.
3353 2019-05-09 Martin Liska <mliska@suse.cz>
3355 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
3356 * gimple-pretty-print.c (dump_gimple_bb_header):
3358 (pp_cfg_jump): Dump edge probability.
3359 * profile-count.c (profile_quality_as_string): Simplify
3360 with a static array.
3361 (parse_profile_quality): New function.
3362 (profile_count::dump): Simplify with a static array.
3363 (profile_count::from_gcov_type): Add new argument.
3364 * profile-count.h (parse_profile_quality): Likewise.
3365 * predict.h (set_hot_bb_threshold): New.
3366 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3368 * predict.c (get_hot_bb_threshold): Set from the new param.
3369 (set_hot_bb_threshold): New.
3371 2019-05-09 Richard Biener <rguenther@suse.de>
3373 PR tree-optimization/90395
3374 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
3375 rewrite vector stores that throw internally.
3377 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
3379 * cif-code.def (CHKP): Remove.
3382 * configure.ac (--enable-frame-pointer): Disable by default for
3384 * configure: Regenerate.
3386 2019-05-09 Alan Modra <amodra@gmail.com>
3389 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
3390 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
3391 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
3392 cost for general <-> vsx when direct moves are available.
3393 Cost union classes at minimal cost for any reg in the class.
3394 Correct calculation for moves between vsx, float, and altivec.
3395 Don't return a low cost for moves between special regs. Don't
3396 use hard coded register numbers.
3397 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
3398 (rs6000_ira_change_pseudo_allocno_class): New function.
3399 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
3400 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
3402 (movsi_internal1): Don't disparage vector alternatives.
3403 (mov<mode>_internal): Likewise, excepting alternative that
3405 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
3406 we <- b alternative.
3408 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3411 PR tree-optimization/89060
3412 * tree-ssa-live.h (live_vars_map): New typedef.
3413 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
3414 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
3415 (struct compute_live_vars_data): New type.
3416 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
3417 live_vars_at_stmt, destroy_live_vars): New functions.
3418 * tree-tailcall.c: Include tree-ssa-live.h.
3419 (live_vars, live_vars_vec): New global variables.
3420 (find_tail_calls): Perform variable life analysis before punting.
3421 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
3422 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
3424 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
3425 Perform variable life analysis to select variables that really need
3427 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
3428 instead set id->eh_landing_pad_dest and assert it is the same.
3429 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
3431 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
3432 Richard Earnshaw <rearnsha@arm.com>
3435 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
3437 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
3438 (thumb1_compute_save_core_reg_mask): Don't force a spare work
3439 register if both the epilogue and prologue can use call-clobbered
3441 (thumb1_unexpanded_epilogue): Use
3442 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
3443 picking temporaries for restoring high regs to match that of the
3444 prologue where possible.
3445 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
3446 the list of work registers. Detect if the return address is still live
3447 at the end of the prologue and avoid using it for a work register if so.
3448 If the return address is not live, add LR to the list of pushable regs
3449 after the first pass.
3451 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3453 PR tree-optimization/90078
3454 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
3455 (INFTY): Increase the value for infinite cost.
3456 (struct comp_cost): Promote type of members to int64_t.
3457 (infinite_cost): Don't set complexity in initialization.
3458 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
3459 overflows to infinite_cost.
3460 (adjust_setup_cost): Promote type of parameter and cost computation
3462 (struct ainc_cost_data, struct iv_ca): Promote type of member to
3464 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
3465 cost computation to int64_t.
3466 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
3467 int64_t's format specifier in dump.
3469 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3471 PR tree-optimization/90240
3472 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3473 with respect to scaling factor pre-computed for each basic block.
3474 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3475 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3476 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3477 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3478 live range for array of loop's basic blocks. Cleanup aux field of
3479 loop's basic blocks.
3481 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3483 PR tree-optimization/90356
3484 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3486 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3488 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3489 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3490 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3491 (ix86_handle_option): Handle -mavx512bf16.
3492 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3494 * config/i386/avx512bf16vlintrin.h: New.
3495 * config/i386/avx512bf16intrin.h: New.
3496 * config/i386/cpuid.h (bit_AVX512BF16): New.
3497 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3498 * config/i386/i386-builtin-types.def: Add new types.
3499 * config/i386/i386-builtin.def: Add new builtins.
3500 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3502 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3503 (ix86_option_override_internal): Handle BF16.
3504 (ix86_valid_target_attribute_inner_p): Ditto.
3505 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3506 * config/i386/i386-builtin.c (enum processor_features): Add
3508 (static const _isa_names_table isa_names_table): Ditto.
3509 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3510 (PTA_AVX512BF16): Ditto.
3511 * config/i386/i386.opt: Add -mavx512bf16.
3512 * config/i386/immintrin.h: Include avx512bf16intrin.h
3513 and avx512bf16vlintrin.h.
3514 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3515 avx512f_cvtneps2bf16_<mode><mask_name>,
3516 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3517 * config/i386/subst.md (mask_half): Add new subst.
3518 * doc/invoke.texi: Document -mavx512bf16.
3520 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3522 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3524 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3525 (rs6000_debug_legitimize_reload_address): Delete.
3526 (rs6000_legitimize_reload_address_ptr): Delete.
3527 (rs6000_option_override_internal): Adjust.
3528 (mem_operand_gpr): Adjust comment.
3529 (legitimate_lo_sum_address_p): Ditto.
3530 (rs6000_legitimize_reload_address): Delete.
3531 (rs6000_debug_legitimize_reload_address): Delete.
3532 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3534 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3537 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3538 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3539 to compute vector element selector for both constant and variable
3542 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3544 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3545 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3546 ashrdi3_cvt using SWI48 mode iterator.
3548 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3550 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3551 (aarch64_<su>abd<mode>_3): Likewise.
3552 (*aarch64_<su>abd<mode>_3): New define_insn.
3553 (<sur>sad<vsi2qi>): New define_expand.
3554 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3555 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3556 (build_vect_cond_expr): Likewise.
3558 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3560 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3561 clobbers outside of accessible_reg_set.
3562 * config/i386/i386.c (ix86_conditional_register_usage):
3563 Disable register sets by clearing corresponding bits in
3564 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3565 call_used_regs and don't clear corresponding reg_names array members.
3567 2019-05-07 Richard Biener <rguenther@suse.de>
3569 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3570 not specified still compute a comp_vectype for invariant
3573 2019-05-07 Richard Biener <rguenther@suse.de>
3575 PR tree-optimization/90316
3576 * tree-ssa-pre.c (translate_vuse_through_block): When
3577 same_valid is NULL do not bother to search for a virtual
3579 (phi_translate_1): When operands changed we cannot keep
3580 the same value-number so do not bother to ask whether
3581 that's possible from translate_vuse_through_block.
3583 2019-05-07 Martin Liska <mliska@suse.cz>
3585 * bitmap.c (bitmap_register): Come up with
3586 alloc_descriptor_max_uid and assign it for
3588 (register_overhead): Use get_descriptor as
3590 (release_overhead): New.
3591 (bitmap_elem_to_freelist): Call it.
3592 (bitmap_elt_clear_from): Likewise.
3593 (bitmap_obstack_free): Likewise.
3594 (bitmap_move): Sensitively release memory.
3595 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3596 (bitmap_initialize): Initialize alloc_descriptor to zero.
3597 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3599 2019-05-07 Richard Biener <rguenther@suse.de>
3601 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3602 we build a SLP node. Remove max_size and limiting.
3603 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3605 2019-05-07 Richard Biener <rguenther@suse.de>
3607 PR tree-optimization/90316
3608 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3610 (walk_non_aliased_vuses): Take walking limit argument.
3611 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3612 walking if it is reached instead of just counting.
3613 (get_continuation_for_phi): Likewise.
3614 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3615 limiting to the callback.
3616 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3617 (vn_reference_lookup_3): Likewise.
3618 (vn_reference_lookup_pieces): Likewise.
3619 (vn_reference_lookup): Likewise.
3620 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3621 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3622 (avail_exprs_stack::lookup_avail_expr): Likewise.
3624 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3626 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3627 for comparaible types in the second direction even if first one
3628 hits incomparable type.
3630 2019-05-07 Richard Biener <rguenther@suse.de>
3633 * lto-wrapper.c (debug_objcopy): Use the original filename
3634 including archive offset for the filename used for -save-temps.
3636 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3638 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3641 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3642 Hongtao Liu <hongtao.liu@intel.com>
3646 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3647 Modified, original implementation isn't correct.
3649 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3651 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3652 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3653 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3654 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3655 (FRAME_POINTER_REGNUM): Change numbering.
3656 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3657 (alt_reg_names): Adjust.
3658 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3660 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3661 (DWARF_FRAME_REGISTERS): Delete.
3662 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3663 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3665 (REG_ALLOC_ORDER): Adjust.
3666 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3667 (REG_CLASS_CONTENTS): Adjust.
3668 (RETURN_ADDR_RTX): Change comment.
3669 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3671 (REGISTER_NAMES): Adjust.
3672 (ADDITIONAL_REGISTER_NAMES): Adjust.
3673 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3675 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3677 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3679 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3680 (DWARF_FRAME_REGISTERS): Adjust.
3681 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3683 (REG_ALLOC_ORDER): Adjust.
3684 (enum reg_class): Delete SPR_REGS.
3685 (REG_CLASS_NAMES): Delete SPR_REGS.
3686 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3687 (REGISTER_NAMES): Adjust.
3688 (ADDITIONAL_REGISTER_NAMES): Adjust.
3689 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3690 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3691 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3692 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3693 (htm_spr_regno): Delete.
3694 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3696 (rs6000_dbx_register_number): Adjust.
3698 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3700 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3702 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3704 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3705 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3707 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3709 PR tree-optimization/88709
3710 PR tree-optimization/90271
3711 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3712 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3713 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3715 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3716 of the store merging group is larger than
3717 PARAM_STORE_MERGING_MAX_SIZE parameter.
3718 (split_group): Add bzero_first argument. If set, always emit first
3719 the first store which must be = {} of the whole area and then for the
3720 rest of the stores consider all zero bytes as paddings.
3721 (imm_store_chain_info::output_merged_store): Check if first store
3722 is = {} of the whole area and if yes, determine which setting of
3723 bzero_first for split_group gives smaller number of stores. Adjust
3724 split_group callers.
3725 (lhs_valid_for_store_merging_p): Allow decls.
3726 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3728 (pass_store_merging::process_store): Likewise.
3730 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3733 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3734 handling of V1TImode.
3736 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3739 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3740 and enable_frame_pointer ...
3741 * configure.ac: ... here. Update help strings for
3742 --enable-frame-pointer.
3743 * configure: Regenerate.
3744 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3745 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3746 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3747 (USE_X86_64_FRAME_POINTER): Ditto.
3749 2019-05-06 Martin Liska <mliska@suse.cz>
3751 * config.gcc: Append to target_gtfiles and fix indentation.
3753 2019-05-06 Richard Biener <rguenther@suse.de>
3755 PR tree-optimization/90358
3756 * tree-vect-stmts.c (get_group_load_store_type): Properly
3757 detect unused upper half of load.
3758 (vectorizable_load): Likewise.
3760 2019-05-06 Richard Biener <rguenther@suse.de>
3762 PR tree-optimization/88828
3763 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3764 (simplify_vector_constructor): ...here. Handle constants in
3767 2019-05-06 Richard Biener <rguenther@suse.de>
3769 PR tree-optimization/90328
3770 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3771 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3772 is valid in the loop nest before using it.
3773 (initialize_data_dependence_relation): Adjust.
3774 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3775 loop as loop-nest to dr_may_alias_p.
3777 2019-05-06 Richard Biener <rguenther@suse.de>
3779 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3781 2019-05-06 Richard Biener <rguenther@suse.de>
3783 PR tree-optimization/90316
3784 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3785 compute target on demand.
3786 (get_continuation_for_phi): Remove code walking stmts to
3787 get to a target virtual operand which could end up being
3790 2019-05-06 Martin Liska <mliska@suse.cz>
3793 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3794 when -mabi is selected to a non-default version.
3796 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3797 Martin Liska <mliska@suse.cz>
3799 * Makefile.in: Add lto-dump.texi.
3800 * cgraph.h: Add new functions get_visibility_string and
3801 get_symtab_type_string.
3802 * doc/gcc.texi: Include lto-dump section.
3803 * doc/lto-dump.texi: New file.
3804 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3805 (parse_dump_option): Factor out this function.
3806 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3807 (parse_dump_option): Export the function.
3808 * symtab.c (symtab_node::get_visibility_string): New function.
3809 (symtab_node::get_symtab_type_string): Likewise.
3811 2019-05-06 Martin Liska <mliska@suse.cz>
3813 * config/i386/i386-builtins.c: New file.
3814 * config/i386/i386-builtins.h: New file.
3815 * config/i386/i386-expand.c: New file.
3816 * config/i386/i386-expand.h: New file.
3817 * config/i386/i386-features.c: New file.
3818 * config/i386/i386-features.h: New file.
3819 * config/i386/i386-options.c: New file.
3820 * config/i386/i386-options.h: New file.
3821 * config.gcc: Add new files into extra_objs and
3823 * config/i386/i386.c: Split content of the file
3824 into newly introduced files.
3825 * config/i386/i386.h: Declare common variables
3827 * config/i386/t-i386: Define dependencies for new files.
3829 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3832 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3833 Restrict 'all' variant to 32-bit configurations.
3834 (unaligned_loadhiu): Likewise.
3835 (unaligned_storehi): Likewise.
3836 (unaligned_storesi): Likewise.
3837 (unaligned_loadhis): Disable when compiling for thumb1.
3839 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3841 PR tree-optimization/90269
3842 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3845 2019-05-03 Martin Liska <mliska@suse.cz>
3847 * hash-map.h: Add is_empty function.
3848 * hash-set.h: Likewise.
3849 * hash-table.h: Likewise.
3850 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3851 elements () == 0 (and similar usages).
3852 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3853 * gimplify.c (gimplify_bind_expr): Likewise.
3854 (gimplify_switch_expr): Likewise.
3855 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3856 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3857 * postreload-gcse.c (dump_hash_table): Likewise.
3858 (gcse_after_reload_main): Likewise.
3859 * predict.c (combine_predictions_for_bb): Likewise.
3860 * tree-parloops.c (reduction_phi): Likewise.
3861 (separate_decls_in_region): Likewise.
3862 (transform_to_exit_first_loop): Likewise.
3863 (gen_parallel_loop): Likewise.
3864 (gather_scalar_reductions): Likewise.
3865 (try_create_reduction_list): Likewise.
3866 * var-tracking.c (dump_vars): Likewise.
3867 (emit_notes_for_changes): Likewise.
3868 (vt_emit_notes): Likewise.
3870 2019-05-03 Richard Biener <rguenther@suse.de>
3872 PR tree-optimization/90316
3873 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3876 2019-05-03 Richard Biener <rguenther@suse.de>
3878 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3879 peeling for gaps by loading only lower halves of vectors
3881 (vectorizable_load): Likewise.
3883 2019-05-03 Richard Biener <rguenther@suse.de>
3886 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3888 2019-05-03 Richard Biener <rguenther@suse.de>
3891 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3892 Handle STRING_CST vs DECL or STRING_CST.
3894 2019-05-03 Richard Biener <rguenther@suse.de>
3896 PR tree-optimization/88963
3897 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3898 vector loads feeding only BIT_FIELD_REFs to component
3899 loads. Rewrite stores fed by CONSTRUCTORs to component
3902 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3904 * opts.h (finish_options): Remove lang_mask argument.
3905 (print_help, help_option_argument): Declare.
3906 * opts.c (print_help): Remove forward declaration, no longer static.
3907 (finish_options): Remove lang_mask argument, don't call print_help
3909 * opts-global.c (decode_options): Adjust finish_option caller, call
3912 PR tree-optimization/90303
3913 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3914 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3916 2019-05-03 Richard Biener <rguenther@suse.de>
3918 PR tree-optimization/89698
3919 * gimple-fold.c (canonicalize_constructor_val): Early out
3920 for constants, handle unfolded INTEGER_CSTs as they appear in
3921 C++ virtual table ctors.
3923 2019-05-03 Richard Biener <rguenther@suse.de>
3925 * passes.c (execute_function_todo): Remove dead code.
3927 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3929 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3930 the internal register number, for any "real" register.
3932 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3934 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3935 correct numbers for TFHAR, TFIAR, TEXASR.
3937 2019-05-02 Richard Biener <rguenther@suse.de>
3939 PR tree-optimization/89653
3940 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3941 update-address-taken before the pass.
3942 * passes.def (pass_tree_loop_init): Put comment before it.
3944 2019-05-02 Richard Biener <rguenther@suse.de>
3946 PR tree-optimization/89509
3947 * tree-ssa-structalias.c (compute_dependence_clique): Look
3948 at the first subvar when determining whether it is restrict.
3950 2019-05-02 Richard Biener <rguenther@suse.de>
3952 PR tree-optimization/90273
3953 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3954 useless debug stmts.
3956 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3958 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3960 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3962 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3963 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3964 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3965 (vectorizable_reduction): Use the functions above to vectorize in a
3966 fully masked loop codes that don't have a conditional internal
3969 2019-05-02 Martin Liska <mliska@suse.cz>
3971 * cgraphclones.c: Call valid_attribute_p with 1 for
3973 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3974 it's for target attribute.
3975 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3976 Add new boolean argument.
3977 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3979 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3980 to ix86_valid_target_attribute_inner_p.
3981 (ix86_valid_target_attribute_p): Pass flags argument to
3982 ix86_valid_target_attribute_inner_p.
3983 (get_builtin_code_for_version): Use 0 as it's target attribute.
3985 2019-05-02 Martin Liska <mliska@suse.cz>
3987 * gcc.c (process_command): Add dummy file only
3989 * opts-global.c (decode_options): Pass lang_mask.
3990 * opts.c (print_help): New function.
3991 (finish_options): Print --help if help_option_argument
3993 (common_handle_option): Factor out content of OPT__help_
3995 * opts.h (finish_options): Add new argument.
3997 2019-05-02 Martin Liska <mliska@suse.cz>
4000 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
4001 With -minline-all-stringops use inline expansion using 4B loop.
4002 * doc/invoke.texi: Document the change of
4003 -minline-all-stringops.
4005 2019-05-01 Jeff Law <law@redhat.com>
4007 PR tree-optimization/88797
4008 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
4009 PHI feeds a conditional on the RHS of an assignment.
4011 2019-04-30 Andrew Waterman <andrew@sifive.com>
4012 Jim Wilson <jimw@sifive.com>
4014 * config/riscv/constraints.md (L): New.
4015 * config/riscv/predicates.md (lui_operand): New.
4016 (sfb_alu_operand): New.
4017 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
4018 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
4019 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
4020 * config/riscv/risc.md (type): Add sfb_alu.
4021 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
4022 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
4023 (branch_zero<mode>): Delete.
4025 (mov<GPR:mode><X:mode>cc): Likewise.
4026 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
4028 2019-04-30 Nathan Sidwell <nathan@acm.org>
4030 * tree.h (MARK_TS_EXP): New.
4032 2019-04-30 Martin Liska <mliska@suse.cz>
4034 * opts.c (enable_warning_as_error): Provide hints
4035 for unknown options.
4037 2019-04-30 Martin Liska <mliska@suse.cz>
4040 * doc/invoke.texi: Add missing dash for gas-locview-support
4041 and gno-as-locview-support.
4043 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4046 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
4047 whitespace at the start of target attribute string.
4049 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4052 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
4053 Define __ARM_FEATURE_ATOMICS.
4055 2019-04-30 Martin Liska <mliska@suse.cz>
4057 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
4058 into built_in_function enum. Remove code for endp == 2 and
4059 use BUILT_IN_* constants.
4060 (gimple_fold_builtin): Call the function with fcode.
4062 2019-04-30 Martin Liska <mliska@suse.cz>
4064 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
4065 DECL_FUNCTION_CODE into ix86_builtins enum before
4066 the switch statement.
4068 2019-04-30 Jakub Jelinek <jakub@redhat.com>
4070 PR tree-optimization/89475
4071 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
4074 2019-04-30 Martin Liska <mliska@suse.cz>
4076 PR translation/90274
4077 * opts.c (print_filtered_help): Wrap string in _(...).
4079 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
4081 PR tree-optimization/90240
4083 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4085 PR tree-optimization/90078
4086 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4087 checks for infinite_cost overflow.
4089 2019-04-29 Jeff Law <law@redhat.com>
4091 * passes.def: Move -Wrestrict pass after copy propagation.
4093 2019-04-29 Maya Rashish <coypu@sdf.org>
4095 * config.gcc (default_gnu_indirect_function): Default to yes
4096 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
4097 sparc*-*-netbsd*, x86_64-*-netbsd*.
4099 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
4101 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
4102 where cond2 is NE_EXPR.
4103 (is_value_included_in): Update comment.
4105 2019-04-29 Richard Biener <rguenther@suse.de>
4107 PR tree-optimization/90278
4108 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
4109 EH on comparison simplification.
4111 2019-04-29 Jason Merrill <jason@redhat.com>
4113 PR c++/82081 - tail call optimization breaks noexcept
4114 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
4115 nothrow function to a might-throw function into a tail call.
4117 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
4119 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
4120 (DDR_INNER_LOOP): Likewise.
4121 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
4122 (initialize_data_dependence_relation): Likewise.
4123 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
4125 2019-04-29 Jakub Jelinek <jakub@redhat.com>
4127 PR rtl-optimization/90257
4128 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
4132 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4136 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4139 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4142 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4144 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4146 2019-04-29 Richard Biener <rguenther@suse.de>
4148 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
4151 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
4153 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
4154 varasm.h, and netbsd-protos.h.
4156 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
4159 * config/i386/i386-protos.h (ix86_data_alignment): Change
4160 the second argument type to unsigned int.
4161 * config/i386/i386.c (ix86_data_alignment): Change "align"
4162 argument type to unsigned int.
4164 2019-04-27 Martin Liska <mliska@suse.cz>
4167 * opt-suggestions.c (option_proposer::build_option_suggestions):
4168 When get_valid_option_values returns empty values, add the
4169 misspelling candidate.
4171 2019-04-26 Jim Wilson <jimw@sifive.com>
4173 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
4175 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
4176 Pass orig_mode to riscv_build_integer.
4177 (riscv_split_integer): Pass mode to riscv_move_integer.
4178 (riscv_legitimize_const_move): Likewise.
4179 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
4180 promoted_mode. Replace force_reg call with code to load constant into
4181 promoted reg and then subreg it for the store.
4182 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
4185 2018-04-26 Eugene Sharygin <eush@ispras.ru>
4187 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
4190 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
4192 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
4193 commentary about the encoding of precision.
4195 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
4197 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
4198 * config/i386/t-freebsd64: New file.
4199 * config.gcc: Add the t-freebsd64 for multilib support.
4201 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
4203 * doc/extend.texi (vector_size): Add missing comma after @xref.
4205 2019-04-25 Jakub Jelinek <jakub@redhat.com>
4207 * BASE-VER: Set to 10.0.0.
4209 2019-04-25 Richard Biener <rguenther@suse.de>
4212 * gimplify.c (gimplify_expr): Avoid turning a lvalue
4213 VIEW_CONVERT_EXPR into one operating on an rvalue.
4215 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
4218 * config/i386/i386.c (feature_priority): Moved to file scope.
4219 (processor_features): Likewise.
4220 (processor_model): Likewise.
4221 (_arch_names_table): Likewise.
4222 (arch_names_table): Likewise.
4223 (_feature_list): Removed.
4224 (feature_list): Likewise.
4225 (_isa_names_table): Moved to file scope. Add priority.
4226 (isa_names_table): Likewise.
4227 (get_builtin_code_for_version): Replace feature_list with
4228 isa_names_table. Update error message for P_ZERO priority.
4230 2019-04-25 Richard Biener <rguenther@suse.de>
4232 * tree-pass.h (make_pass_phi_only_cprop): Remove.
4233 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
4235 2019-04-24 Jeff Law <law@redhat.com>
4237 PR tree-optimization/90037
4238 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
4239 * passes.def: Replace all instance of phi-only cprop with the
4240 lattice propagator. Move propagation pass from after erroneous
4241 path isolation to before erroneous path isolation.
4242 * tree-ssa-phionlycprop.c: Remove.
4244 2019-04-24 Richard Biener <rguenther@suse.de>
4247 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
4248 by size and BITS_PER_UNIT on poly-wide-ints.
4250 2019-04-25 Richard Biener <rguenther@suse.de>
4253 * match.pd: Add pattern to simplify view-conversion of an
4256 2019-04-24 Clement Chigot <clement.chigot@atos.net>
4258 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
4259 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
4260 for Go on 32 bit AIX.
4261 * config/rs6000/aix72.h: Likewise.
4263 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4266 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
4267 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
4269 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
4272 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
4273 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
4274 for restored hard frame pointer.
4275 (s390_sched_dependencies_evaluation): Implement new target hook.
4276 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
4278 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
4280 * config/arc/arc-options.def: Fix typos and spelling mistakes.
4281 * config/arc/arc.c (arc_init): Cleanup warning message.
4282 (arc_override_options): Likewise.
4284 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4287 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
4288 a register if both if_true and if_false are MEMs.
4290 PR tree-optimization/90208
4291 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
4292 after labels of new_bb, not before them.
4294 PR tree-optimization/90211
4295 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
4296 which are not SSA_NAMEs.
4298 2018-04-23 Sudakshina Das <sudi.das@arm.com>
4300 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
4302 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
4304 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4306 PR rtl-optimization/87979
4307 * modulo-sched.c (sms_schedule): Start ii value "mii" should
4310 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4312 PR rtl-optimization/84032
4313 * modulo-sched.c (ps_insn_find_column): Change condition so that
4314 branch will always be the last insn in a row inside partial
4317 2019-04-23 Richard Biener <rguenther@suse.de>
4320 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
4321 dest_single_pred_p argument.
4322 (remove_forwarder_block): Adjust.
4323 (remove_forwarder_block_with_phi): Likewise.
4325 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4326 Bernd Edlinger <bernd.edlinger@hotmail.de>
4327 Jakub Jelinek <jakub@redhat.com>
4330 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
4331 if used with general-regs-only.
4332 (arm_conditional_register_usage): Don't add non-general regs if
4334 (arm_valid_target_attribute_rec): Handle general-regs-only.
4335 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
4337 (TARGET_HARD_FLOAT_SUB): Define.
4338 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
4339 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
4340 (TARGET_REALLY_IWMMXT2): Likewise.
4341 * config/arm/arm.opt: Add -mgeneral-regs-only.
4342 * doc/extend.texi: Document ARM general-regs-only target.
4343 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
4345 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4347 PR tree-optimization/90078
4348 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4349 checks for infinite_cost overflow.
4351 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4353 PR tree-optimization/90021
4354 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
4355 and check univariate against it.
4356 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
4357 * tree-data-ref.c (add_other_self_distances): Pass new argument.
4359 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4363 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4366 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4369 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4371 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4373 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
4375 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
4376 names using operand format, rather than hard-wired.
4377 (speculation_barrier): Likewise.
4379 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4381 PR tree-optimization/88055
4382 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
4383 (gen_one_condition): Use it if !HONOR_NANS.
4385 2019-04-19 Jakub Jelinek <jakub@redhat.com>
4388 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
4389 assign_temp instead of gen_reg_rtx.
4391 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
4393 PR translation/90118
4394 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4395 Add missing space before %<.
4397 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
4399 PR rtl-optimization/87871
4400 * ira-lives.c (make_object_dead): Don't add conflicts to
4401 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
4403 2019-04-18 Martin Sebor <msebor@redhat.com>
4406 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
4407 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
4408 assuming type size fits in SHWI.
4410 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
4413 * ipa-inline.c (flatten_function): New parameter UPDATE.
4414 (ipa_inline, early_inliner): Use it.
4416 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4418 * fold-const.c (int_const_binop): Return early on failure.
4420 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4423 * combine.c (force_int_to_mode): Cast the argument rather than
4424 the result of known_alignment.
4425 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
4427 2019-04-18 Richard Biener <rguenther@suse.de>
4430 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
4432 (remove_forwarder_block): ... here.
4433 (remove_forwarder_block_with_phi): Also move debug stmts here.
4435 2019-04-18 Jakub Jelinek <jakub@redhat.com>
4437 PR translation/79183
4438 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
4439 inform where appropriate.
4441 2019-04-18 Richard Biener <rguenther@suse.de>
4443 * tree.c (get_qualified_type): Put found type variants at the
4444 head of the variant list.
4446 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4448 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
4450 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
4453 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
4454 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
4455 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
4456 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
4457 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
4459 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
4461 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4462 even for allocno's with no conflicts.
4463 (print_conflicts): Print an extra newline.
4465 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4467 * auto-inc-dec.c (attempt_change): Set the alignment of the
4468 temporary memory to that of the original.
4470 2019-04-17 Joao Moreira <jmoreira@suse.de>
4472 * targhooks.c (default_print_patchable_function_entry): Emit
4473 __patchable_function_entries section with writable flags to allow
4474 relocation resolution.
4476 2019-04-17 Jonny Grant <jg@jguk.org>
4478 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4480 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4483 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4486 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4488 * config/arc/arc.c (arc_init): Format diagnostic string.
4489 (arc_override_options): Likewise.
4490 (check_if_valid_regno_const): Likewise.
4491 (arc_reorg): Likewise.
4493 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4496 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4498 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4500 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4501 (*movdi_update1): Use Pmode.
4502 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4503 (movdi_<mode>_update_stack): Rename to ...
4504 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4506 (*movsi_update1): Use Pmode.
4507 (*movsi_update2): Use Pmode.
4508 (movsi_update): Rename to ...
4509 (movsi_<mode>_update): ... this. Use Pmode.
4510 (movsi_update_stack): Fix condition.
4511 (*movhi_update1): Use Pmode. Fix argument to
4512 avoiding_indexed_address_p.
4513 (*movhi_update2): Ditto.
4514 (*movhi_update3): Ditto.
4515 (*movhi_update4): Ditto.
4516 (*movqi_update1): Ditto.
4517 (*movqi_update2): Ditto.
4518 (*movqi_update3): Ditto.
4519 (*movsf_update1, *movdf_update1): Merge, rename to...
4520 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4521 avoiding_indexed_address_p. Add "size" attribute.
4522 (*movsf_update2, *movdf_update2): Merge, rename to...
4523 (*mov<mode>_update2): This. Ditto.
4524 (*movsf_update3): Use Pmode. Fix argument to
4525 avoiding_indexed_address_p.
4526 (*movsf_update4): Ditto.
4527 (allocate_stack): Simplify condition. Adjust pattern names.
4529 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4532 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4533 whitespace at the start of target attribute string.
4535 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4538 * config/rs6000/power9.md: Add store forwarding bypass.
4540 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4543 * valtrack.c (dead_debug_insert_temp): Reset debug references
4544 to the return value of a call being removed.
4546 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4548 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4549 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4550 implement target hook.
4551 (arc_memory_move_cost): New function.
4552 (TARGET_REGISTER_MOVE_COST): Define.
4553 (TARGET_MEMORY_MOVE_COST): Likewise.
4554 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4555 (MEMORY_MOVE_COST): Likewise.
4557 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4559 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4560 (sibcall_value_insn): Likewise.
4561 * config/arc/constraints.md (Rs5): Remove.
4563 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4565 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4566 for last two fake registers.
4567 (arc_conditional_register_usage): Make sure fake frame and arg
4568 pointer regs are in general regs class.
4569 (FRAME_POINTER_MASK): Remove.
4570 (RETURN_ADDR_MASK): Remove.
4571 (arc_must_save_register): Use hard frame regnum.
4572 (frame_restore_reg): Use hard_frame_pointer_rtx.
4573 (arc_save_callee_saves): Likewise.
4574 (arc_restore_callee_saves): Likewise.
4575 (arc_save_callee_enter): Likewise.
4576 (arc_restore_callee_leave): Likewise.
4577 (arc_save_callee_milli): Likewise.
4578 (arc_eh_return_address_location): Likewise.
4579 (arc_check_multi): Use hard frame regnum.
4580 (arc_can_eliminate): Likewise.
4581 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4582 for register allocator.
4583 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4584 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4585 (FRAME_POINTER_REGNUM): Change it to a fake register.
4586 (HARD_FRAME_POINTER_REGNUM): Defined.
4587 (ARG_POINTER_REGNUM): Change it to a new fake register.
4588 (ELIMINABLE_REGS): Update.
4589 (REGISTER_NAMES): Update names.
4590 * config/arc/arc.md (LP_START): Remove.
4592 (shift_si3_loop): Update pattern.
4594 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4596 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4597 to avoid delay slot scheduling.
4598 (arc_must_save_register): Don't save SP.
4599 * config/arc/arc.md (stack_tie): Remove.
4600 (UNSPEC_ARC_STKTIE): Likewise.
4602 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4603 Shiva Chen <shiva0217@gmail.com>
4605 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4606 code gen with large shift amount.
4608 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4610 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4613 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4616 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4617 print -m64/-mx32/-m32 if it is true.
4618 (ix86_debug_options, ix86_function_specific_print): Pass true as
4619 ADD_ABI_P to ix86_target_string.
4620 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4621 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4622 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4624 PR rtl-optimization/90082
4625 * dce.c (can_delete_call): New function.
4626 (deletable_insn_p, mark_insn): Use it.
4628 PR tree-optimization/90090
4629 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4631 (is_division_by_square): Likewise. Formatting fix.
4633 2019-04-16 Richard Biener <rguenther@suse.de>
4635 PR tree-optimization/56049
4636 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4637 equality check if alias-set zero will prevail.
4639 2019-04-15 Jeff Law <law@redhat.com>
4641 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4642 size and alignment as unsigned.
4644 2019-04-15 Richard Biener <rguenther@suse.de>
4647 * tree-loop-distribution.c (destroy_loop): Preserve correct
4650 2019-04-15 Richard Biener <rguenther@suse.de>
4652 PR tree-optimization/90071
4653 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4654 abnormal operands from def stmts.
4656 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4658 PR rtl-optimization/89794
4659 * combine.c (count_auto_inc): New function.
4660 (try_combine): Count how many auto_inc expressions there were in the
4661 original instructions. Ensure we have the same number in the new
4662 instructions. Remove the code that tried to ensure auto_inc side
4663 effects on i1 and i0 are not lost.
4665 2019-04-15 Richard Biener <rguenther@suse.de>
4668 * tree.h (auto_var_p): Declare.
4669 * tree.c (auto_var_p): New function, split out from ...
4670 (auto_var_in_fn_p): ... here.
4671 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4673 (new_var_info): Initialize it.
4674 (set_uids_in_ptset): Also set the shadow variable uid if required.
4675 (ipa_pta_execute): Postprocess points-to solutions assigning
4676 shadow variable uids for locals that may reach their containing
4677 function recursively.
4678 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4679 assert but instead check whether the points-to solution is
4682 2019-04-15 Martin Jambor <mjambor@suse.cz>
4685 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4688 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4690 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4692 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4693 Kito Cheng <kito.cheng@gmail.com>
4694 Shiva Chen <shiva0217@gmail.com>
4696 * config/nds32/nds32-md-auxiliary.c
4697 (nds32_legitimize_pic_address): Use new PIC pattern.
4698 (nds32_legitimize_tls_address): Use new TLS pattern.
4699 (nds32_output_symrel): New.
4700 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4701 (nds32_alloc_relax_group_id): Ditto.
4702 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4703 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4705 (nds32_group_tls_insn): Ditto.
4706 (nds32_group_float_insns): Ditto.
4707 * config/nds32/nds32.md (tls_le): New.
4710 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4712 * configure: Add nds32 target for dwarf2 debug_line checking.
4713 * configure.ac: Regenerated.
4715 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4718 * ipa-devirt.c (skip_in_fields_list_p): New.
4719 (odr_types_equivalent_p): Use it.
4721 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4724 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4725 instead of strncmp when checking for thumb and arm. Formatting fixes.
4727 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4729 * doc/install.texi: Document --with-target-system-zlib.
4731 2019-04-12 Martin Sebor <msebor@redhat.com>
4737 * targhooks.c (default_vector_alignment): Avoid assuming
4738 argument fits in SHWI.
4739 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4741 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4743 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4745 PR rtl-optimization/89965
4746 * dce.c: Include rtl-iter.h.
4747 (struct check_argument_load_data): New type.
4748 (check_argument_load): New function.
4749 (find_call_stack_args): Check for loads from stack slots still tracked
4750 in sp_bytes and punt if any is found.
4752 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4754 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4756 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4757 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4759 2019-04-12 Martin Liska <mliska@suse.cz>
4762 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4764 (separate_attrs): Handle multiple 'default's.
4765 (expand_target_clones): Rework error handling code.
4767 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4770 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4771 mode of vector rather than mode of destination for move instruction.
4772 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4773 Use QI inner mode with V16QI vector mode.
4775 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4778 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4779 "invalid %%t operand" in output_operand_lossage message.
4781 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4783 * config/s390/predicates.md (permute_pattern_operand): New
4785 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4786 operand for the permute pattern.
4787 ("*vec_perm<mode>"): New insn definition.
4788 ("bswap<mode>"): Generate the permute pattern operand in the
4789 expander and perform the operand reloads for pre arch13 level
4791 ("*bswap<mode>_emu"): Rename to ...
4792 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4793 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4794 Add the USE operand for the permute pattern.
4795 ("*vec_set_bswap_vec<mode>"): Likewise.
4797 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4800 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4801 and gcc_unreachable if it fails, just call tree_to_uhwi which
4802 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4803 Start warning message with a lower-case letter. Formatting fixes.
4805 PR rtl-optimization/90026
4806 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4807 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4808 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4809 in cfglayout mode, use emit_barrier_after_bb.
4811 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4813 PR rtl-optimization/87763
4814 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4817 2019-04-11 Tom de Vries <tdevries@suse.de>
4819 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4820 max macro using statement expression.
4822 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4824 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4825 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4826 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4827 read_only_private_data_section using xcoff_private_rodata_section_name.
4828 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4830 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4833 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4835 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4837 PR rtl-optimization/89965
4838 * dce.c (sp_based_mem_offset): New function.
4839 (find_call_stack_args): Use sp_based_mem_offset.
4841 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4843 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4845 2019-04-11 Richard Biener <rguenther@suse.de>
4847 PR tree-optimization/90020
4848 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4849 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4850 * tree-ssa-pre.c (compute_avail): Use it to not put
4851 possibly trapping references after a call that might not
4852 return into EXP_GEN.
4853 * gcse.c (compute_hash_table_work): Do not elide
4854 marking a block containing a call if the call might not
4857 2019-04-11 Richard Biener <rguenther@suse.de>
4859 PR tree-optimization/90018
4860 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4861 Test both SLP and interleaving variants.
4863 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4865 * config/s390/8561.md: New file.
4866 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4867 Add arch13 cpu model.
4868 * config/s390/s390-opts.h (enum processor_type): Likewise.
4869 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4870 (s390_get_unit_mask): Likewise.
4871 (s390_is_fpd): Likewise.
4872 (s390_is_fxd): Likewise.
4873 * config/s390/s390.h (s390_tune_attr): Likewise.
4874 * config/s390/s390.md: Include arch13 pipeline description.
4875 * config/s390/s390.opt: Add arch13.
4877 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4879 PR rtl-optimization/87763
4880 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4882 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4884 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4886 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4887 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4888 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4889 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4891 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4893 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4894 "Although" in -fipa-icf documentation.
4896 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4897 of using multiple -g options.
4899 2019-04-10 Martin Liska <mliska@suse.cz>
4901 PR gcov-profile/89959
4902 * doc/gcov.texi: Make documentation of -x option
4905 2019-04-10 Richard Biener <rguenther@suse.de>
4907 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4909 (DR_GROUP_SAME_DR_STMT): Remove.
4910 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4911 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4912 replace with assert.
4913 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4914 (vect_record_grouped_load_vectors): Remove unreachable code.
4916 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4919 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4920 obsolete reference to N.
4922 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4925 * expr.c (store_expr): Set properly size on the MEM passed to
4929 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4930 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4931 translation is needed, and when translation is needed, only append
4932 ... if the string length is hostsz or more bytes long. Avoid using
4935 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4938 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4939 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4941 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4942 differences directly.
4943 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4945 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4947 PR translation/90011
4948 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4950 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4952 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4953 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4954 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4955 trailing space from -gsplit-dwarf diagnostics.
4957 PR tree-optimization/89998
4958 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4959 instead of integer_type_node if possible, don't add ranges if return
4960 type is not compatible with int.
4961 * gimple-fold.c (gimple_fold_builtin_sprintf,
4962 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4965 2019-04-09 Martin Liska <mliska@suse.cz>
4967 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4968 * doc/install.texi: Document the new config.
4970 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4972 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4973 use gimple_expr_type for load and store calls. Skip over the
4974 condition argument in a conditional internal function.
4975 Protect use of TREE_INT_CST_LOW.
4977 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4980 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4981 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4982 trailing period from it too.
4984 2019-04-08 wu yuan <wuyuan5@huawei.com>
4986 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4987 * config/aarch64/aarch64.md : Add "tsv110.md"
4988 * config/aarch64/tsv110.md: New file.
4990 2019-04-08 Richard Biener <rguenther@suse.de>
4992 PR tree-optimization/90006
4993 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4996 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4999 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
5001 (fma_root_node): Likewise.
5002 (func_fma_steering): Likewise.
5004 2019-04-08 Jakub Jelinek <jakub@redhat.com>
5006 PR rtl-optimization/89865
5007 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
5009 PR rtl-optimization/89865
5010 * config/i386/i386.md
5011 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
5012 numbers not to clash with the additional operands[4].
5013 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
5014 with extra register copy in the middle.
5016 2019-04-08 Martin Liska <mliska@suse.cz>
5018 PR gcov-profile/89961
5019 * doc/gcov.texi: Document data_file.
5020 * gcov.c (generate_results): Add data_info into JSON output.
5022 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
5024 PR tree-optimization/89725
5025 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
5026 loop's chrec as invariant symbol.
5027 * tree-chrec.h (chrec_contains_symbols): New parameter.
5028 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
5029 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
5030 function of loops not in DDR's loop_nest.
5031 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
5033 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
5036 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
5039 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
5042 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
5043 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
5045 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
5047 * sched-deps.c (sched_macro_fuse_insns): Check return value of
5048 targetm.fixed_condition_code_regs.
5050 2019-04-05 Richard Biener <rguenther@suse.de>
5054 * tree-cfgcleanup.c (remove_forwarder_block): Always move
5055 debug bind stmts but reset them if they are not valid at the
5058 2019-04-05 Martin Liska <mliska@suse.cz>
5060 PR translation/89936
5061 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
5062 order to wrap keywords or arguments.
5063 * collect2.c (main): Likewise.
5064 (scan_prog_file): Likewise.
5065 (scan_libraries): Likewise.
5066 * common/config/riscv/riscv-common.c
5067 (riscv_subset_list::parsing_subset_version): Likewise.
5068 (riscv_subset_list::parse_std_ext): Likewise.
5069 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5071 * config/arm/arm.c (arm_option_override): Likewise.
5072 * config/cris/cris.c (cris_print_operand): Likewise.
5073 * config/darwin-c.c (darwin_pragma_options): Likewise.
5074 (darwin_pragma_unused): Likewise.
5075 (darwin_pragma_ms_struct): Likewise.
5076 * config/ft32/ft32.c (ft32_print_operand): Likewise.
5077 * config/i386/i386.c (print_reg): Likewise.
5078 (ix86_print_operand): Likewise.
5079 * config/i386/xm-djgpp.h: Likewise.
5080 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
5081 * config/m32c/m32c.c (m32c_option_override): Likewise.
5082 * config/msp430/msp430.c (msp430_option_override): Likewise.
5083 * config/nds32/nds32.c (nds32_option_override): Likewise.
5084 * config/nvptx/mkoffload.c (main): Likewise.
5085 * config/rx/rx.c (rx_print_operand): Likewise.
5086 (valid_psw_flag): Likewise.
5087 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
5088 (vms_pragma_nomember_alignment): Likewise.
5089 (vms_pragma_extern_model): Likewise.
5090 * lto-wrapper.c (compile_offload_image): Likewise.
5091 * omp-offload.c (oacc_parse_default_dims): Likewise.
5092 * symtab.c (symtab_node::verify_base): Likewise.
5093 * tlink.c (recompile_files): Likewise.
5094 (start_tweaking): Likewise.
5095 * tree-profile.c (parse_profile_filter): Likewise.
5097 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
5099 PR tree-optimization/89956
5100 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
5101 multiple negates of the same value.
5103 2019-04-04 Martin Sebor <msebor@redhat.com>
5107 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
5108 have the same precision since the function crashes otherwise.
5109 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
5110 has non-zero arguments.
5112 2019-04-04 Martin Sebor <msebor@redhat.com>
5115 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
5116 out if the number of arguments is less than expected.
5118 2019-04-04 Jeff Law <law@redhat.com>
5120 PR rtl-optimization/89399
5121 * ree.c (combine_set_extension): Use single_set rather than
5122 digging into PATTERN for items on the candidate list.
5123 (combine_reaching_defs): Likewise.
5125 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
5127 PR rtl-optimization/46590
5128 * loop-invariant.c (find_defs): Move df_remove_problem and
5129 df_process_deferred_rescans to move_invariants.
5130 Move df_live_add_problem and df_live_set_all_dirty calls
5132 (move_invariants): Likewise.
5133 (move_loop_invariants): Likewise, making the df_live calls
5134 conditional on -O. Remove the problem again if we added it
5137 2019-04-03 qing zhao <qing.zhao@oracle.com>
5139 PR tree-optimization/89730
5140 * ipa-inline.c (can_inline_edge_p): Delete the checking for
5141 -flive-patching=inline-only-static.
5142 (can_inline_edge_by_limits_p): Add the checking for
5143 -flive-patching=inline-only-static and grant always_inline
5144 even when -flive-patching=inline-only-static is specified.
5146 2019-04-03 Jeff Law <law@redhat.com>
5148 PR rtl-optimization/81025
5149 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
5151 2019-04-03 Richard Biener <rguenther@suse.de>
5153 PR tree-optimization/84101
5154 * tree-vect-stmts.c: Include explow.h for hard_function_value,
5155 regs.h for hard_regno_nregs.
5156 (cfun_returns): New helper.
5157 (vect_model_store_cost): When vectorizing a store to a decl
5158 we return and the function ABI returns in a multi-reg location
5159 account for the possible spilling that will happen.
5161 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
5163 * config/s390/s390.c (s390_legitimate_address_p): Reject long
5164 displacement addresses for vector mode operands.
5166 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
5168 * config/arc/arc.c (GMASK_LEN): Define.
5169 (arc_restore_callee_saves): Restore first blink when
5172 2019-04-03 Sudakshina Das <sudi.das@arm.com>
5174 * doc/extend.texi: Add deprecated comment on sign-return-address
5175 function attribute and add mbranch-protection.
5176 * doc/invoke.texi: Add bti to the options for mbranch-protection.
5178 2019-04-03 Richard Biener <rguenther@suse.de>
5181 * lto-wrapper.c (run_gcc): Avoid implicit rules making
5182 the all target phony.
5184 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
5188 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5189 Return false for variable DImode shifts.
5190 (dimode_scalar_chain::compute_convert_gain): Do not handle
5191 register count operand in variable DImode shifts.
5192 (dimode_scalar_chain::make_vector_copies): Remove support to copy
5193 count argument of a variable shift instruction to a vector register.
5194 (dimode_scalar_chain::convert_reg): Remove support to convert
5195 count argument of a variable shift instruction.
5197 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5199 PR rtl-optimization/84206
5200 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
5201 iterating over loop headers.
5203 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5205 PR rtl-optimization/85876
5206 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
5207 beyond the original fence.
5209 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
5211 * config.gcc: Mark spu* targets as deprecated/obsolete.
5213 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5215 * config/s390/s390-builtin-types.def: New builtin function type
5216 definitions. Remove unused types.
5217 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
5218 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
5219 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
5220 overloaded builtins.
5221 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
5222 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
5223 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
5224 (vec_double, vec_signed, vec_unsigned): Define to use the new
5225 overloaded builtins.
5226 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
5229 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5231 * config/s390/s390-builtin-types.def: New builtin function type
5233 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
5234 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
5235 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
5236 (s390_vstrszh, s390_vstrszf): New low-level builtins.
5237 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
5238 constant definitions.
5239 * config/s390/vecintrin.h (vec_search_string_cc)
5240 (vec_search_string_until_zero_cc): New builtin name definitions.
5241 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
5243 ("vec_vstrs<mode>"): New insn definition.
5245 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5247 * config/s390/s390-builtin-types.def: Add new builtin function
5249 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
5250 New overloaded builtins.
5251 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
5253 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
5254 (UNSPEC_VEC_SLDBYTE): ... this.
5255 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
5256 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
5258 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
5259 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
5260 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
5262 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5264 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
5265 New insn definition.
5266 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
5267 * config/s390/vector.md (V_HW_HSD): ... here.
5269 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5271 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
5272 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
5273 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
5274 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
5275 New insn definitions.
5277 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5279 * config/s390/s390-builtin-types.def: Add new builtin function type.
5280 * config/s390/s390-builtins.def: Add overloaded builtin
5281 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
5282 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
5283 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
5284 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
5285 ("eltswap<mode>"): New expander.
5286 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
5289 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5291 * config/s390/s390-builtin-types.def: Add new builtin function types.
5292 * config/s390/s390-builtins.def: Add overloaded builtin
5293 s390_vec_revb. Add low-level builtins for vlbr and vstbr
5295 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
5296 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
5297 ("bswap<mode>"): New expander.
5298 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
5300 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5302 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
5303 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
5304 vector builtin version number in __VEC__.
5306 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5308 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
5310 (SFSI): New mode attribute.
5311 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
5312 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
5314 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
5315 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
5316 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
5317 ("floatsi<mode>2"): Add wcefb instruction.
5319 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5321 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
5322 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
5324 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
5325 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
5326 support 32 bit fp-int conversions. Rename to ...
5327 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5328 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5329 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
5330 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
5333 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5335 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
5336 if-then-else constructs if we can use the select instruction.
5337 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
5339 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5341 * config/s390/s390.md ("*popcountdi_arch13_cc")
5342 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
5344 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
5345 Append _z196 to make it ...
5346 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
5347 ("popcounthi2_z196"): ... this.
5348 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
5349 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
5351 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5353 * config/s390/s390.c (s390_canonicalize_comparison): Convert
5354 certain compares for arch13 in order to make use of the condition
5355 code result produced by the new instructions.
5356 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
5357 nxrk, and nxgrk instruction patterns.
5358 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
5359 (inv_no): Add new code iterator together with some attributes.
5360 ("*andc_split_<mode>"): Disable splitter for arch13.
5361 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
5362 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
5363 ("*<ANDOR:bitops_name>c<GPR:mode>")
5364 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
5365 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
5366 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
5367 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
5369 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5371 * common/config/s390/s390-common.c (processor_flags_table): New
5373 * config.gcc: Support arch13 with the --with-arch= configure flag.
5374 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5375 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
5376 * config/s390/s390.c (s390_get_sched_attrmask)
5377 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
5378 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
5379 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
5380 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
5381 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
5383 * config/s390/s390.opt: Support arch13 as processor type in
5384 command line options.
5386 2019-04-02 Martin Liska <mliska@suse.cz>
5388 PR translation/89912
5389 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
5390 Fix param description of graphite-max-arrays-per-scop.
5392 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
5394 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
5395 (ASAN_CC1_SPEC): Use it in 64-bit mode.
5396 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
5398 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5400 PR rtl-optimization/85412
5401 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
5402 sel_sched_region_1, not after.
5404 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5406 PR rtl-optimization/86928
5407 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
5408 compute_live if necessary.
5409 (sel_redirect_edge_and_branch): Likewise.
5411 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
5413 PR rtl-optimization/89865
5414 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
5415 register if it is a part of small class.
5417 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5419 PR rtl-optimization/87273
5420 * sel-sched-ir.c (merge_fences): Remove assert.
5422 2019-04-01 Richard Biener <rguenther@suse.de>
5424 PR tree-optimization/46590
5425 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
5426 (dom_walker::m_reachability): Add in place of...
5427 (dom_walker::m_skip_unreachable_blocks): ...this.
5428 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
5429 Move complex initialization ...
5430 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
5431 lazily and initialize edge flags on each invocation.
5432 (dom_walker::bb_reachable): Use m_reachability.
5434 2019-04-01 Martin Liska <mliska@suse.cz>
5437 * opt-suggestions.c (option_proposer::build_option_suggestions):
5438 Add variant without any argument in order to provide better
5441 2019-04-01 Richard Biener <rguenther@suse.de>
5444 * gimple.c: Include langhooks.h.
5445 (gimple_get_alias_set): Treat enumeral types as the underlying
5448 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5449 Eric Botcazou <ebotcazou@adacore.com>
5451 PR rtl-optimization/89862
5452 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
5453 that operates on the full registers for WORD_REGISTER_OPERATIONS
5456 2019-03-29 Jim Wilson <jimw@sifive.com>
5458 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
5459 Clear MASK_RVC and then set if C subset supported.
5461 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5464 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
5465 non-addressable complit into its initializer if it is volatile.
5467 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
5469 * opts-common.c (integral_argument): Set errno properly in one case.
5471 2019-03-29 Martin Liska <mliska@suse.cz>
5473 * doc/invoke.texi: Remove -Wchkp from documentation.
5475 2019-03-29 Martin Liska <mliska@suse.cz>
5477 * dbgcnt.c (print_limit_reach): New function.
5480 2019-03-29 Martin Liska <mliska@suse.cz>
5482 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5483 (dbg_cnt_process_opt): Parse first tokens aas
5484 dbg_cnt_process_single_pair is also using strtok.
5486 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5488 PR rtl-optimization/87485
5489 * function.c (expand_function_end): Move stack_protect_epilogue
5490 before loading of return value into hard register(s).
5492 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5495 * tree-inline.h (struct copy_body_data): Add
5496 dont_remap_vla_if_no_change flag.
5497 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5498 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5499 and remap_type_2 returns false.
5500 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5501 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5502 only from where it is copied to nested contexts.
5504 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5507 * config/i386/i386.md (RMW operation with LEA peephole):
5508 Use LEAMODE mode attribute instead of SWI mode iterator for
5511 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5514 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5515 Also process XEXP (src, 0) of a shift insn.
5517 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5520 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5521 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5523 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5525 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5527 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5528 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5529 immediately after first one with df_analyze in between, but rather
5530 process all bbs, queueing ones that need second pass in a worklist,
5531 df_analyze, process queued debug insn changes and if second pass is
5532 needed, process bbs from worklist, df_analyze, process queued debug
5535 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5536 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5537 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5539 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5542 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5545 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5548 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5549 function for 32-bit MS_ABI.
5550 (function_value_ms_32): New function.
5552 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5554 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5555 (movdi): Call gen_movdi_symbol_save_scc.
5556 (gen_movdi_symbol_save_scc): New insn and split.
5558 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5560 PR rtl-optimization/89313
5561 * function.c (matching_constraint_num): New static function.
5562 (match_asm_constraints_1): Use it. Fixup white space and comment.
5563 Don't replace inputs with non-matching constraints which conflict
5564 with early clobber outputs.
5566 2019-03-27 Jeff Law <law@redhat.com>
5569 PR rtl-optimization/87761
5570 PR rtl-optimization/89826
5571 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5573 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5574 note problem to get REG_DEAD/REG_UNUSED notes updated.
5576 2019-03-27 Richard Biener <rguenther@suse.de>
5578 PR tree-optimization/89463
5579 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5580 queue edges to remove.
5581 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5582 dead stmts. Delay edge removal until PHIs are removed to
5583 make debug-stmt creation not confused by seemingly degenerate
5586 2019-03-27 Alan Modra <amodra@gmail.com>
5588 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5590 * config/rs6000/darwin.h: Likewise.
5591 * config/rs6000/rs6000.c: Likewise.
5593 2019-03-27 Alan Modra <amodra@gmail.com>
5595 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5596 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5598 2019-03-26 Andrew Waterman <andrew@sifive.com>
5599 Jim Wilson <jimw@sifive.com>
5601 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5602 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5603 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5604 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5605 (generic_alu): Add auipc to type list.
5606 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5607 (riscv_microarchitecture): Declare.
5608 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5609 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5611 (riscv_microarchitecture): New.
5612 (sifive_7_tune_info): New.
5613 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5614 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5616 (riscv_store_data_bypass_p): New.
5617 (riscv_option_override): Set riscv_microarchitecture from
5618 cpu->microarchitecture.
5619 * config/riscv/riscv.md: Include sifive-7.md.
5622 (auipc<mode>): Change type to auipc.
5623 (restore_stack_nonlocal): New.
5624 * config/riscv/sifive-7.md: New.
5625 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5627 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5630 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5631 Also process XEXP (src, 0) of a shift insn.
5633 2019-03-26 Richard Biener <rguenther@suse.de>
5635 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5636 (copy_debug_stmt): Likewise.
5637 (expand_call_inline): Likewise.
5638 (copy_bb): Avoid redundant lookup & set of gimple_block.
5639 * gimple-low.c (lower_gimple_return): Likewise.
5640 (lower_builtin_setjmp): Likewise.
5642 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5644 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5645 is constant 0, turn into static const data member initialized to false.
5646 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5647 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5649 2019-03-26 Jason Merrill <jason@redhat.com>
5650 Jakub Jelinek <jakub@redhat.com>
5652 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5654 (mem_alloc_description::release_object_overhead): Fix comment typos.
5655 * hash-table.h (hash_table::~hash_table): Call
5656 release_instance_overhead only if m_entries is non-NULL, otherwise
5657 call unregister_descriptor.
5659 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5661 PR tree-optimization/81740
5662 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5663 In case of outer loop vectorization, check for backward dependence
5664 at the inner loop if outer loop dependence is reversed.
5666 2019-03-26 Alan Modra <amodra@gmail.com>
5668 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5669 rs6000_vector_mem init. Correct wI and wJ comment.
5671 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5673 PR rtl-optimization/88347
5674 PR rtl-optimization/88423
5675 * sched-deps.c (sched_analyze_insn): Take into account that for
5676 tablejumps the barrier appears after a label and a jump_table_data.
5678 2019-03-25 Martin Sebor <msebor@redhat.com>
5681 * c-common.c (check_user_alignment): Rename local. Correct maximum
5682 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5683 convert it to UHWI when it fits.
5685 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5688 * dwarf2out.c (premark_used_variables): New function.
5689 (prune_unused_types_walk): Do not mark not premarked external
5691 (prune_unused_types): Call premark_used_variables.
5693 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5695 PR rtl-optimization/89676
5696 * lra-constraints.c (curr_insn_transform): Do match reload for
5697 early clobbers when the match was successful only for different
5700 2019-03-25 Martin Sebor <msebor@redhat.com>
5702 * doc/extend.texi (Common Type Attributes): Document vector_size.
5703 (Common Variable Attributes): Mention size constraint. Correct
5705 (Vector Extensions): Use @dfn when defining bas type. Clarify
5706 base type and size constraints.
5708 2019-03-25 Richard Biener <rguenther@suse.de>
5710 PR tree-optimization/89789
5711 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5712 changes from non-undefined back to undefined.
5714 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5716 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5717 heap string and a gc string, but since this variable is unknown to
5718 ggc the gc string might get reused and corrupted. Fixed by always
5719 using a heap string.
5721 2019-03-25 Richard Biener <rguenther@suse.de>
5723 PR tree-optimization/89779
5724 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5725 to remove IV defs, delay actual removal.
5726 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5727 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5728 very end, properly also reset loop control IV information.
5730 2019-03-25 Richard Biener <rguenther@suse.de>
5732 PR tree-optimization/89802
5733 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5734 move EH data to folded stmt.
5736 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5738 * config/s390/s390-builtin-types.def: Remove few unused types and
5739 fix sort order for others.
5741 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5743 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5744 expected and found types with -mdebug during builtin matching.
5746 2019-03-25 Richard Biener <rguenther@suse.de>
5749 * fold-const.c (operand_equal_p): Revert last change with
5752 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5754 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5755 notes for the result of the __tls_get_addr calls.
5756 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5758 2019-03-24 Jeff Law <law@redhat.com>
5760 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5762 PR rtl-optimization/87761
5763 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5764 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5766 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5767 rescans. Reprocess blocks as needed, calling df_analyze before
5768 reprocessing. Always call df_analyze before fixing up debug bind
5771 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5773 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5776 2019-03-22 Andrew Pinski <apinski@marvell.com>
5778 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5779 attrribute for uxtw.
5781 2019-03-26 Jeff Law <law@redhat.com>
5783 PR rtl-optimization/87761
5784 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5785 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5786 (mips_split_move): Accept new INSN argument. Try to forward SRC
5787 into the next instruction.
5788 (mips_split_move_insn): Pass INSN through to mips_split_move.
5790 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5792 PR rtl-optimization/89676
5793 * lra-constraints.c (curr_insn_transform): Do match reload for
5794 early clobbers even if the match was successful.
5796 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5799 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5801 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5803 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5805 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5807 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5808 <avx512>_fmsub_<mode>_mask3<round_name>,
5809 <avx512>_fnmadd_<mode>_mask3<round_name>,
5810 <avx512>_fnmsub_<mode>_mask3<round_name>,
5811 avx512f_vmfmadd_<mode>_mask3<round_name>,
5812 avx512f_vmfmsub_<mode>_mask3<round_name>,
5813 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5814 instead of register_operand and %v instead of v for match_operand 1.
5815 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5816 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5817 <round_nimm_predicate> instead of register_operand and %v instead of v
5818 for match_operand 1.
5820 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5821 <avx512>_fmadd_<mode>_mask3<round_name>,
5822 <avx512>_fmsub_<mode>_mask<round_name>,
5823 <avx512>_fmsub_<mode>_mask3<round_name>,
5824 <avx512>_fnmadd_<mode>_mask<round_name>,
5825 <avx512>_fnmadd_<mode>_mask3<round_name>,
5826 <avx512>_fnmsub_<mode>_mask<round_name>,
5827 <avx512>_fnmsub_<mode>_mask3<round_name>,
5828 <avx512>_fmaddsub_<mode>_mask<round_name>,
5829 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5830 <avx512>_fmsubadd_<mode>_mask<round_name>,
5831 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5832 <round_nimm_predicate> instead of nonimmediate_operand.
5833 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5834 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5835 Use register_operand instead of <round_nimm_predicate> for the
5836 operand that needs to match output.
5837 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5838 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5839 Likewise. Formatting fixes.
5842 * config/i386/i386.c (enum ix86_builtins): Remove
5843 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5844 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5845 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5846 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5847 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5848 __builtin_ia32_vfmsubss3_mask3): New builtins.
5849 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5850 avx512f_vmfmadd_<mode>_mask3<round_name>,
5851 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5852 *avx512f_vmfmsub_<mode>_mask<round_name>,
5853 avx512f_vmfmsub_<mode>_mask3<round_name>,
5854 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5855 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5856 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5857 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5858 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5859 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5860 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5861 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5862 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5863 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5864 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5865 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5866 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5867 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5868 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5869 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5870 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5871 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5872 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5873 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5874 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5875 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5876 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5877 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5878 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5879 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5880 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5881 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5883 2019-03-21 Martin Sebor <msebor@redhat.com>
5885 PR tree-optimization/89350
5886 * builtins.c (compute_objsize): Also ignore offsets whose upper
5888 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5889 (builtin_memref::builtin_memref): Initialize new member.
5890 Allow EXPR to be null.
5891 (builtin_memref::extend_offset_range): Replace local with a member.
5892 Avoid assuming pointer offsets are unsigned.
5893 (builtin_memref::set_base_and_offset): Determine base object
5894 before computing offset range.
5895 (builtin_access::builtin_access): Handle memset.
5896 (builtin_access::generic_overlap): Replace local with a member.
5897 (builtin_access::strcat_overlap): Same.
5898 (builtin_access::overlap): Same.
5899 (maybe_diag_overlap): Same.
5900 (maybe_diag_access_bounds): Same.
5901 (wrestrict_dom_walker::check_call): Handle memset.
5902 (check_bounds_or_overlap): Same.
5904 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5905 Jakub Jelinek <jakub@redhat.com>
5908 * tree.c (fld_type_variant, fld_incomplete_type_of,
5909 fld_process_array_type): Call fld->pset.add and don't call
5910 add_tree_to_fld_list if it returns true.
5911 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5912 non-marked types from TYPE_NEXT_VARIANT list.
5913 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5915 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5917 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5918 to false, if true, don't alloc_entries during construction, but defer
5919 it to the first method that needs m_entries allocated.
5920 (hash_table::hash_table, hash_table::~hash_table,
5921 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5922 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5923 hash_table::clear_slot, hash_table::traverse_noresize,
5924 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5925 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5927 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5928 NO_INSERT instead of find_with_hash.
5929 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5930 hash_set::m_table): Add Lazy to template params of hash_table.
5931 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5932 * attribs.c (test_attribute_exclusions): Likewise.
5933 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5934 hash_set. Add tests for hash_set with Lazy = true.
5936 2019-03-21 Richard Biener <rguenther@suse.de>
5938 PR tree-optimization/89779
5939 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5940 checks with respect to released SSA names now having error_mark_node
5942 * fold-const.c (operand_equal_p): Likewise.
5944 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5947 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5949 (s390_optimize_register_info): Use global_not_special_regno_p to
5950 check for global regs.
5952 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5955 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5956 update this_alternative nor this_alternative_set.
5958 2019-03-19 Jim Wilson <jimw@sifive.com>
5961 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5962 align, size, offset. Use them to handle a BLKmode reference. Update
5964 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5966 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5968 PR rtl-optimization/89768
5969 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5971 (unroll_loop_runtime_iterations): Likewise.
5973 2019-03-19 Martin Sebor <msebor@redhat.com>
5975 PR tree-optimization/89644
5976 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5977 rather than endptr as an indicator of nul-termination.
5979 PR tree-optimization/89644
5980 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5981 arrays in determining sequence sizes in strncpy and stpncpy.
5983 2019-03-19 Martin Liska <mliska@suse.cz>
5986 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5987 unlikely_edges if there's an edge that belongs to both these sets.
5989 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5992 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5993 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5994 go via a stack temporary.
5996 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5999 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
6000 instead of gen_rtx_SUBREG.
6001 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
6003 2019-03-19 Richard Biener <rguenther@suse.de>
6006 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
6008 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
6012 * tree.c (free_lang_data_in_decl): Do not free context of C++
6015 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6018 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
6019 subs for the first alternative except when operands[3] is 1.
6022 * gimplify.c (gimplify_asm_expr): For output argument with
6023 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
6026 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
6028 PR rtl-optimization/89753
6029 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6030 explicit unrolling factor even more robust.
6032 2019-03-19 Jakub Jelinek <jakub@redhat.com>
6035 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
6036 compensation use x2 += 1 instead of x2 -= -1 and when honoring
6037 signed zeros, do another copysign after the compensation.
6039 2019-03-18 Martin Sebor <msebor@redhat.com>
6041 PR tree-optimization/89720
6042 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
6043 more conservatively, the same as anti-range.
6045 2019-03-18 Richard Biener <rguenther@suse.de>
6048 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
6049 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
6050 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
6051 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
6053 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
6055 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
6056 Extend queue to 1024 entries.
6057 Add "consumed" field.
6058 (gomp_print_output): Remove print_index parameter.
6059 Add final parameter.
6060 Change limit to unsigned.
6061 Use consumed field to implement circular buffer.
6062 Detect interrupted print in final pass.
6063 Flush output at the end.
6064 (run): Update gomp_print_output usage.
6065 (main): Initialize kernargs->output_data.consumed.
6067 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
6069 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
6070 calculation of the minimum number of scalar iterations for
6071 fully-predicated loops.
6073 2019-03-18 Martin Jambor <mjambor@suse.cz>
6075 PR tree-optimization/89546
6076 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
6077 any propagation to its children took place.
6079 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
6082 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
6083 parameter, and make use of it.
6084 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
6086 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6088 * config/arc/arc.opt (mcode-density-frame): Get the inital value
6089 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
6090 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6091 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
6092 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
6093 match what the ops is doing.
6094 (push_multi_fp_blink): Likewise.
6095 * config/arc/arc.c (arc_override_options): Enable enter/leave when
6096 compiling for size and elf target.
6097 (arc_save_callee_enter): Adjust note to match what enter/leave
6100 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6102 * config/arc/arc.md (tst_movb): Fix constraint.
6104 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6106 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
6108 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
6110 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
6111 * config/arc/arc.c (arc_conditional_register_usage): Remove all
6112 reg_alloc_order references.
6113 (size_alloc_order): Define.
6114 (arc_adjust_reg_alloc_order): New function.
6115 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
6117 (ADJUST_REG_ALLOC_ORDER): Define.
6118 (HONOR_REG_ALLOC_ORDER): Likewise.
6120 2019-03-18 Richard Biener <rguenther@suse.de>
6123 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
6124 loads and stores a bit more.
6126 2019-03-18 Richard Biener <rguenther@suse.de>
6129 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
6130 load pessimization to stores as well.
6132 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
6135 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
6136 successor, use NULL as its av set.
6138 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
6140 PR rtl-optimization/89721
6141 * lra-constraints (invariant_p): Return false if side_effects_p holds.
6143 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
6146 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
6147 When handling vec_extract, use modular arithmetic to allow
6148 constant selectors greater than vector length.
6149 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
6150 V1TImode vectors to have constant selector values greater than 0.
6151 Use modular arithmetic to compute vector index.
6152 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
6153 index for in-memory vectors. Correct code generation for
6154 in-register vectors.
6155 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
6158 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
6162 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
6165 2019-03-15 Jakub Jelinek <jakub@redhat.com>
6168 * tree.c (inchash::add_expr): Strip any location wrappers.
6169 * fold-const.c (operand_equal_p): Move stripping of location wrapper
6170 after hash verification.
6173 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
6174 SIGN_EXTEND and ZERO_EXTEND.
6176 2019-03-14 Jason Merrill <jason@redhat.com>
6177 Jakub Jelinek <jakub@redhat.com>
6179 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
6180 than if is_empty (*slot).
6181 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
6182 existing elt and for elt removal.
6183 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
6184 of already removed elt.
6186 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
6189 * config/i386/i386.c (remove_partial_avx_dependency): Handle
6192 2019-03-14 Martin Liska <mliska@suse.cz>
6195 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
6197 2019-03-14 Richard Biener <rguenther@suse.de>
6200 * config/i386/i386.c (make_resolver_func): Properly set
6201 DECL_CONTEXT on the RESULT_DECL.
6202 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
6204 2019-03-14 Richard Biener <rguenther@suse.de>
6206 * gimple-pretty-print.c: Include cfgloop.h.
6207 (dump_gimple_phi): Adjust.
6208 (dump_gimple_bb_header): Dump loop header for GIMPLE.
6209 (pp_cfg_jump): Adjust.
6210 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
6211 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
6212 (lower_phi_internal_fn): Remove.
6213 (verify_gimple_call): Remove IFN_PHI special-casing.
6214 (dump_function_to_file): Dump IL state.
6215 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
6216 done to deal with PHI nodes being present in non-SSA state.
6218 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6221 * multiple_target.c (create_dispatcher_calls): Change
6222 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
6223 In the node->iterate_referring loop, push *ref rather than ref, call
6224 ref->remove_reference () and always pass 0 to iterate_referring.
6226 PR rtl-optimization/89679
6227 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
6228 would contain a paradoxical SUBREG.
6230 2019-03-14 Richard Biener <rguenther@suse.de>
6232 PR tree-optimization/89710
6233 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
6236 2019-03-14 Martin Liska <mliska@suse.cz>
6238 * coverage.c (coverage_begin_function): Stream also
6240 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
6241 documentation about function declaration location.
6242 * gcov-dump.c (tag_function): Print whole range
6243 of function declaration.
6244 * gcov.c (struct function_info): Add end_column field.
6245 (function_info::function_info): Initialize it.
6246 (output_json_intermediate_file): Output {start,end}_column
6248 (read_graph_file): Read end_column.
6250 2019-03-14 Richard Biener <rguenther@suse.de>
6253 * fold-const.c (operand_equal_p): For INDIRECT_REF check
6254 that the access types are similar.
6256 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6258 PR tree-optimization/89703
6259 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
6260 aren't compatible also with builtin_decl_explicit. Check pure
6261 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
6262 and BUILT_IN_STPNCPY{,_CHK}.
6264 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
6267 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
6268 addr32 prefix to VSIB address for X32.
6269 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
6271 (*avx512pf_gatherpf<mode>df_mask): Likewise.
6272 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
6273 (*avx512pf_scatterpf<mode>df_mask): Likewise.
6274 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
6275 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
6276 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
6277 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
6278 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
6279 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
6280 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
6281 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
6282 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
6283 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
6284 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
6285 (*avx512f_scatterdi<mode>): Likewise.
6287 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
6290 * lra-constraints.c (inherit_in_ebb): Update
6291 potential_reload_hard_regs along with live_hard_regs.
6293 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6296 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
6298 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
6300 2019-03-13 Martin Sebor <msebor@redhat.com>
6302 PR tree-optimization/89662
6303 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
6306 2019-03-13 Richard Biener <rguenther@suse.de>
6309 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
6310 throw FP expressions at tree-affine.
6312 2019-03-14 Richard Biener <rguenther@suse.de>
6314 * tree-pretty-print.c (dump_generic_node): For -gimple properly
6315 dump negative integer constants using _Literal (type) -num.
6317 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6319 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
6320 nonlocal_value member.
6323 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
6324 (ipa_simd_modify_function_body): Handle PHIs.
6326 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6328 * config/s390/s390.c (s390_option_override_internal): Use more
6329 aggressive inlining parameters.
6331 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6333 * config/s390/3906.md: New file.
6334 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6335 (LONGRUNNING_THRESHOLD): Remove.
6336 (MAX_SCHED_MIX_SCORE): Decrease.
6337 (MAX_SCHED_MIX_DISTANCE): Decrease.
6338 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
6339 (struct s390_sched_state): New struct to hold scheduling state.
6340 (S390_SCHED_STATE_NORMAL): Remove.
6341 (S390_SCHED_STATE_CRACKED): Remove.
6342 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
6343 (s390_get_sched_attrmask): Use new attribute.
6344 (s390_get_unit_mask): Use new units.
6345 (s390_is_fpd): New function.
6346 (s390_is_fxd): New function.
6347 (s390_is_longrunning): New function.
6348 (s390_sched_score): Use new functions.
6349 (s390_sched_reorder): Likewise.
6350 (s390_sched_variable_issue): Rework and use new functions.
6351 (s390_sched_init): Use new functions.
6352 * config/s390/s390.h (s390_tune_attr): Add z14.
6353 * config/s390/s390.md: Add z14.
6355 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6357 * config/s390/2964.md: Update pipeline description.
6358 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6359 (LONGRUNNING_THRESHOLD): Remove.
6360 (LATENCY_FACTOR): Remove.
6361 (s390_get_unit_mask): Add unit.
6362 (s390_sched_score): Use fxd/fpd.
6363 (s390_sched_variable_issue): Use fxd/fpd.
6365 2019-03-12 Martin Liska <mliska@suse.cz>
6367 * config/i386/i386.c: Reword an error message.
6369 2019-03-12 Martin Jambor <mjambor@suse.cz>
6371 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
6372 terminate with newline.
6374 2019-03-12 Jakub Jelinek <jakub@redhat.com>
6377 * config/s390/s390.md (tabort): Use %wd instead of
6378 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
6379 letters and periods.
6380 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
6381 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
6385 * builtins.c (expand_builtin_int_roundingfn,
6386 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
6387 gcc_unreachable if validate_arglist fails.
6389 2019-03-12 Richard Biener <rguenther@suse.de>
6391 PR tree-optimization/89664
6392 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
6393 free the occurance tree after the early out.
6395 2019-03-11 Jakub Jelinek <jakub@redhat.com>
6399 * vr-values.c (vr_values::update_value_range): If
6400 old_vr->varying_p (), don't update it, make new_vr also VARYING
6403 2019-03-11 Martin Liska <mliska@suse.cz>
6405 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6406 Fix double string quoting.
6408 2019-03-11 Martin Liska <mliska@suse.cz>
6410 * collect-utils.c (collect_wait): Wrap apostrophes
6411 in gcc internal format with %'.
6412 * collect2.c (main): Likewise.
6413 (scan_prog_file): Likewise.
6414 (scan_libraries): Likewise.
6415 * config/i386/i386.c (ix86_expand_call): Likewise.
6416 (ix86_handle_interrupt_attribute): Likewise.
6417 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
6418 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
6419 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
6420 * lto-wrapper.c (find_crtoffloadtable): Likewise.
6421 * symtab.c (symtab_node::verify_base): Likewise.
6422 * tree-cfg.c (verify_gimple_label): Likewise.
6423 * tree.c (verify_type_variant): Likewise.
6425 2019-03-11 Martin Liska <mliska@suse.cz>
6427 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
6428 in a string format message and fix GNU coding style.
6429 (expand_builtin_set_thread_pointer): Likewise.
6430 * common/config/aarch64/aarch64-common.c
6431 (aarch64_rewrite_selected_cpu): Likewise.
6432 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
6433 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
6434 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
6435 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
6436 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
6437 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
6438 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
6439 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
6440 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
6441 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
6443 * common/config/riscv/riscv-common.c
6444 (riscv_subset_list::parsing_subset_version): Likewise.
6445 (riscv_subset_list::parse_std_ext): Likewise.
6446 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6447 (riscv_subset_list::parse): Likewise.
6448 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
6449 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
6450 (aarch64_override_options_internal): Likewise.
6451 (aarch64_validate_mcpu): Likewise.
6452 (aarch64_validate_march): Likewise.
6453 (aarch64_validate_mtune): Likewise.
6454 (aarch64_override_options): Likewise.
6455 * config/alpha/alpha.c (alpha_option_override): Likewise.
6456 * config/arc/arc.c (arc_init): Likewise.
6457 (parse_mrgf_banked_regs_option): Likewise.
6458 (arc_override_options): Likewise.
6459 (arc_expand_builtin_aligned): Likewise.
6460 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
6461 (arm_expand_builtin): Likewise.
6462 * config/arm/arm.c (arm_option_check_internal): Likewise.
6463 (arm_configure_build_target): Likewise.
6464 (arm_option_override): Likewise.
6465 (arm_options_perform_arch_sanity_checks): Likewise.
6466 (arm_handle_cmse_nonsecure_entry): Likewise.
6467 (arm_handle_cmse_nonsecure_call): Likewise.
6468 (arm_tls_referenced_p): Likewise.
6469 (thumb1_expand_prologue): Likewise.
6470 * config/avr/avr.c (avr_option_override): Likewise.
6471 * config/bfin/bfin.c (bfin_option_override): Likewise.
6472 * config/c6x/c6x.c (c6x_option_override): Likewise.
6473 * config/cr16/cr16.c (cr16_override_options): Likewise.
6474 * config/cris/cris.c (cris_option_override): Likewise.
6475 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6476 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6477 * config/darwin.c (darwin_override_options): Likewise.
6478 * config/frv/frv.c (frv_expand_builtin): Likewise.
6479 * config/h8300/h8300.c (h8300_option_override): Likewise.
6480 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6481 (ix86_option_override_internal): Likewise.
6482 (warn_once_call_ms2sysv_xlogues): Likewise.
6483 (ix86_expand_prologue): Likewise.
6484 (split_stack_prologue_scratch_regno): Likewise.
6485 (ix86_warn_parameter_passing_abi): Likewise.
6486 * config/ia64/ia64.c (fix_range): Likewise.
6487 * config/m68k/m68k.c (m68k_option_override): Likewise.
6488 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6489 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6490 (mips_set_compression_mode): Likewise.
6491 * config/mmix/mmix.c (mmix_option_override): Likewise.
6492 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6493 * config/msp430/msp430.c (msp430_option_override): Likewise.
6494 * config/nds32/nds32.c (nds32_option_override): Likewise.
6495 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6496 (nios2_option_override): Likewise.
6497 (nios2_expand_custom_builtin): Likewise.
6498 * config/nvptx/mkoffload.c (main): Likewise.
6499 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6500 * config/pa/pa.c (fix_range): Likewise.
6501 (pa_option_override): Likewise.
6502 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6503 (riscv_option_override): Likewise.
6504 * config/rl78/rl78.c (rl78_option_override): Likewise.
6505 * config/rs6000/aix61.h: Likewise.
6506 * config/rs6000/aix71.h: Likewise.
6507 * config/rs6000/aix72.h: Likewise.
6508 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6509 * config/rs6000/freebsd64.h: Likewise.
6510 * config/rs6000/linux64.h: Likewise.
6511 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6512 (rs6000_expand_zeroop_builtin): Likewise.
6513 (rs6000_expand_mtfsb_builtin): Likewise.
6514 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6515 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6516 (rs6000_invalid_builtin): Likewise.
6517 (rs6000_expand_split_stack_prologue): Likewise.
6518 * config/rs6000/rtems.h: Likewise.
6519 * config/rx/rx.c (valid_psw_flag): Likewise.
6520 (rx_expand_builtin): Likewise.
6521 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6522 * config/s390/s390.c (s390_expand_builtin): Likewise.
6523 (s390_function_profiler): Likewise.
6524 (s390_option_override_internal): Likewise.
6525 (s390_option_override): Likewise.
6526 * config/sh/sh.c (sh_option_override): Likewise.
6527 (sh_builtin_saveregs): Likewise.
6528 (sh_fix_range): Likewise.
6529 * config/sh/vxworks.h: Likewise.
6530 * config/sparc/sparc.c (sparc_option_override): Likewise.
6531 * config/spu/spu.c (spu_option_override): Likewise.
6532 (fix_range): Likewise.
6533 * config/visium/visium.c (visium_option_override): Likewise.
6534 (visium_handle_interrupt_attr): Likewise.
6535 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6536 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6537 (dbg_cnt_process_opt): Likewise.
6538 * dwarf2out.c (output_dwarf_version): Likewise.
6539 * except.c (expand_eh_return): Likewise.
6540 * gcc.c (defined): Likewise.
6541 (driver_handle_option): Likewise.
6542 (process_command): Likewise.
6543 (compare_files): Likewise.
6544 (driver::prepare_infiles): Likewise.
6545 (driver::do_spec_on_infiles): Likewise.
6546 (driver::maybe_run_linker): Likewise.
6547 * omp-offload.c (oacc_parse_default_dims): Likewise.
6548 * opts-global.c (handle_common_deferred_options): Likewise.
6549 * opts.c (parse_sanitizer_options): Likewise.
6550 (common_handle_option): Likewise.
6551 (enable_warning_as_error): Likewise.
6552 * passes.c (enable_disable_pass): Likewise.
6553 * plugin.c (parse_plugin_arg_opt): Likewise.
6554 (default_plugin_dir_name): Likewise.
6555 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6556 (default_pch_valid_p): Likewise.
6557 * toplev.c (init_asm_output): Likewise.
6558 (process_options): Likewise.
6559 (toplev::run_self_tests): Likewise.
6560 * tree-cfg.c (verify_gimple_call): Likewise.
6561 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6562 (tree_inlinable_function_p): Likewise.
6563 * var-tracking.c (vt_find_locations): Likewise.
6565 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6567 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6568 only on the else branch.
6570 2019-03-11 Martin Liska <mliska@suse.cz>
6572 * gcov.c (output_intermediate_json_line): Print function
6574 (output_json_intermediate_file): Add new argument.
6575 * doc/gcov.texi: Document the change.
6577 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6579 PR rtl-optimization/89588
6580 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6581 explicit unrolling factor more robust.
6583 2019-03-11 Richard Biener <rguenther@suse.de>
6585 PR tree-optimization/89649
6586 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6587 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6588 on the prolog and epilog loops.
6589 (vect_loop_versioning): Return copy of loop.
6590 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6591 on the non-vectorized version of the loop.
6593 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6596 * config/i386/sse.md (*vec_extractv2di_0_sse):
6597 Add (=r,x) alternative and corresponding splitter.
6599 2019-03-10 Martin Jambor <mjambor@suse.cz>
6601 PR tree-optimization/85762
6602 PR tree-optimization/87008
6603 PR tree-optimization/85459
6604 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6605 it points to if there is a type changing MEM_REF. Adjust all callers.
6606 (build_accesses_from_assign): Disable total scalarization if
6607 contains_vce_or_bfcref_p returns true through the new parameter, for
6610 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6613 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6614 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6617 * common.opt (fdiagnostics-show-labels,
6618 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6619 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6620 gas-locview-support, ginline-points, ginternal-reset-location-views):
6621 Terminate description text with a dot.
6622 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6623 * config/mcore/mcore.opt (m210, m340): Likewise.
6624 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6625 mnops=): Start description text with a capital letter.
6626 * config/arc/arc.opt (msize-level=): Likewise.
6627 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6628 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6630 * config/ft32/ft32.opt (msim): Likewise.
6631 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6632 (mnodiv, mnopm): Terminate description text with a dot.
6633 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6635 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6637 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6640 PR rtl-optimization/89634
6641 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6642 are modified in BB_END (e->src) instruction.
6644 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6647 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6648 messages more amenable to translation, and improve wording.
6650 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6652 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6653 ud- and du-chains between phases.
6655 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6658 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6659 instead of POLY_INT_CST.
6661 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6663 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6666 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6671 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6672 (_mm_storeu_si64): Ditto.
6674 2019-03-08 Martin Liska <mliska@suse.cz>
6677 * config/i386/i386.c (ix86_option_override_internal): Disable
6678 jump tables when retpolines are used.
6680 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6683 * ipa-split.c (execute_split_functions): Do not split
6684 'noinline' or 'section' function.
6686 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6689 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6690 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6691 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6694 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6695 from diagnostics. Formatting fixes.
6698 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6699 warn_odr diagnostics.
6702 * lra-constraints.c (process_alt_operands): Avoid one space before
6703 " at the end of line and another after " on another line in a string
6705 * attribs.c (handle_dll_attribute): Likewise.
6706 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6708 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6709 warning_at or inform messages in G_() if there is no ?:.
6711 PR tree-optimization/89550
6712 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6713 returned true. Formatting fixes.
6714 (expand_builtin_strnlen): Formatting fixes.
6715 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6716 if warning_at returned true.
6717 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6719 2019-03-08 Richard Biener <rguenther@suse.de>
6722 * cfgloop.h (struct loop): Add owned_clique field.
6723 * cfgloopmanip.c (copy_loop_info): Copy it.
6724 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6726 * tree-inline.c (copy_loops): Remap owned_clique.
6727 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6728 * lto-streamer-out.c (output_cfg): Likewise.
6730 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6733 * config/darwin.c: Include intl.h.
6734 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6735 composing the message out of two separate parts.
6737 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6740 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6741 doesn't start with a capital letter and doesn't end with a dot.
6742 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6743 with a capital letter.
6744 (ix86_mangle_function_version_assembler_name): Likewise.
6745 (ix86_generate_version_dispatcher_body): Likewise.
6746 (fold_builtin_cpu): Likewise.
6747 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6748 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6749 translators, wrap full type name in %qs.
6751 PR translation/79999
6752 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6753 depend clause with source (or sink) modifier.
6754 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6757 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6758 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6759 (avx512f_load<mode>_mask): New define_expand.
6760 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6761 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6762 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6763 __builtin_ia32_movess_mask): New builtins.
6764 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6765 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6766 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6767 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6769 2019-03-07 Martin Jambor <mjambor@suse.cz>
6772 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6773 for extern inline functions.
6775 2019-03-07 Martin Jambor <mjambor@suse.cz>
6778 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6779 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6780 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6781 have multiple callees. At the end check if declarations match as
6782 opposed to cgraph_nodes.
6784 2019-03-07 Martin Liska <mliska@suse.cz>
6786 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6787 which is equivalent to searching for this in clones chain.
6788 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6789 names with a neighbour and special case first node in a chain.
6791 2019-01-25 Jason Merrill <jason@redhat.com>
6793 PR c++/80916 - spurious "static but not defined" warning.
6794 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6795 for an internal symbol with DECL_EXTERNAL.
6797 2019-04-07 Richard Biener <rguenther@suse.de>
6800 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6801 * tree-inline.c (copy_loops): Simplify.
6803 2019-03-07 Martin Liska <mliska@suse.cz>
6805 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6807 2019-03-07 Richard Biener <rguenther@suse.de>
6809 PR tree-optimization/89595
6810 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6811 stmt iterator as reference, take boolean output parameter to
6812 indicate whether the stmt was removed and thus the iterator
6814 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6815 stmts created by folding.
6817 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6820 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6823 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6825 PR rtl-optimization/88845
6826 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6828 * lra.c (remove_scratches_1): New function.
6829 (remove_scratches): Use it.
6830 (lra_emit_move): Likewise.
6832 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6834 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6835 unaligned_access variable.
6836 * config/arc/arc.c (arc_override_options): Set unaligned access
6837 default on for HS CPUs.
6838 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6840 2019-03-06 Martin Liska <mliska@suse.cz>
6842 PR gcov-profile/89577
6843 * doc/gcov.texi: Prefer to use --coverage.
6844 * doc/sourcebuild.texi: Likewise.
6846 2019-03-02 Jason Merrill <jason@redhat.com>
6848 PR c++/86485 - -Wmaybe-unused with empty class ?:
6849 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6851 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6854 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6858 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6859 exactly one argument.
6861 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6862 Richard Sandiford <richard.sandiford@arm.com>
6864 PR tree-optimization/89570
6865 * match.pd (vec_cond into cond_op simplification): Don't use
6866 get_conditional_internal_fn, use as_internal_fn (cond_op).
6868 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6871 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6872 to decide when to split off a non-zero offset from a symbol.
6873 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6874 in function symbols.
6876 2019-03-05 Richard Biener <rguenther@suse.de>
6878 PR tree-optimization/89594
6879 * tree-if-conv.c (pass_if_conversion::execute): Handle
6880 case where .LOOP_VECTORIZED_FUNCTION was removed.
6882 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6885 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6886 instead alloca it only when needed with the needed size.
6888 PR tree-optimization/89570
6889 * match.pd (vec_cond into cond_op simplification): Guard with
6890 vectorized_internal_fn_supported_p test and #if GIMPLE.
6892 PR tree-optimization/89566
6893 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6894 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6895 Punt if get_user_idx_format succeeds, but idx_format argument is
6896 not provided or doesn't have pointer type, or if idx_args is above
6897 number of provided arguments.
6899 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6901 PR tree-optimization/89437
6902 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6904 2019-03-04 Richard Biener <rguenther@suse.de>
6907 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6910 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6912 PR tree-optimization/89487
6913 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6914 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6915 (distribute_loop): Don't do runtime alias check if there is non-
6916 addressable data reference.
6917 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6918 is a register variable.
6920 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6923 * config/arm/arm.md (cmpsi2_addneg): Use
6924 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6925 If operands[2] is 0 or INT_MIN, force use of subs.
6926 (*compare_scc splitter): Use gen_int_mode.
6927 (*negscc): Likewise.
6928 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6930 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6931 Monk Chiang <sh.chiang04@gmail.com>
6933 * common/config/riscv/riscv-common.c: Include sstream.
6934 (riscv_subset_list::to_string): New.
6935 (riscv_arch_str): Likewise.
6936 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6938 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6939 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6940 (riscv_emit_attribute): New.
6941 (riscv_file_start): Emit attribute if needed.
6942 (riscv_option_override): Init riscv_emit_attribute_p.
6943 * config/riscv/riscv.opt (mriscv-attribute): New option.
6944 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6946 * doc/install.texi: Document --with-riscv-attribute.
6947 * doc/invoke.texi: Document -mriscv-attribute.
6949 * common/config/riscv/riscv-common.c:
6950 Include config/riscv/riscv-protos.h.
6951 (INCLUDE_STRING): Defined.
6952 (RISCV_DONT_CARE_VERSION): Defined.
6953 (riscv_subset_t): Declare.
6954 (riscv_subset_t::riscv_subset_t): New.
6955 (riscv_subset_list): Declare.
6956 (riscv_subset_list::riscv_subset_list): New.
6957 (riscv_subset_list::~riscv_subset_list): Likewise.
6958 (riscv_subset_list::parsing_subset_version): Likewise.
6959 (riscv_subset_list::parse_std_ext): Likewise.
6960 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6961 (riscv_subset_list::add): Likewise.
6962 (riscv_subset_list::lookup): Likewise.
6963 (riscv_subset_list::xlen): Likewise.
6964 (riscv_subset_list::parse): Likewise.
6965 (riscv_supported_std_ext): Likewise.
6966 (current_subset_list): Likewise.
6967 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6970 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6972 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6973 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6974 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6976 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6978 PR rtl-optimization/85899
6979 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6980 fallthru edges leading to the exit block.
6982 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6985 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6986 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6988 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6990 PR tree-optimization/89535
6991 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6992 for each operand. Calculate the fallback choice for mask operands
6993 and pass it to vect_get_vec_def_for_operand.
6995 2019-03-01 Richard Biener <rguenther@suse.de>
6998 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6999 get virtual operands.
7000 (get_expr_operands): Handle CONST_DECL like other decls.
7002 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7005 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
7006 on DECL_P and EXPR_P.
7008 2019-03-01 Richard Biener <rguenther@suse.de>
7011 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
7012 argument, defaulted to zero.
7013 * passes.c (execute_function_todo): Pass down SSA update flags
7014 to cleanup_tree_cfg.
7015 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
7016 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
7018 (cleanup_tree_cfg): Get and pass down SSA update flags.
7020 2019-03-01 Jakub Jelinek <jakub@redhat.com>
7023 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
7024 early_lto_debug argument.
7026 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
7028 PR tree-optimization/89536
7029 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
7030 only whether bit #0 of the value is 0 instead of the entire value.
7032 2019-02-28 Marek Polacek <polacek@redhat.com>
7034 PR c++/87068 - missing diagnostic with fallthrough statement.
7035 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
7036 at the end of a seq, save its location to walk_stmt_info.
7037 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
7040 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
7043 * tree.c (find_atomic_core_type): Move ahead in file.
7044 (check_base_type): Correctly compare alignments of atomic types.
7046 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
7049 * config/i386/i386.c (get_builtin_code_for_version): Identify
7050 Westmere from PCLMUL, instead of AES.
7052 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7055 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
7056 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
7059 2019-02-28 Tamar Christina <tamar.christina@arm.com>
7062 * config/aarch64/aarch64-option-extensions.def: Document it.
7063 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
7066 2019-02-28 Jakub Jelinek <jakub@redhat.com>
7069 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
7070 builtins if they don't have a single scalar floating point argument.
7073 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
7075 PR rtl-optimization/89490
7076 * varasm.c (get_block_for_section): Bail out for mergeable sections.
7077 (default_use_anchors_for_symbol_p, output_object_block): Assert the
7078 block section is not mergeable.
7080 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7083 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
7084 old define_insn to ...
7085 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
7086 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
7087 Rename old define_insn to ...
7088 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
7089 (thumb2_casesi_internal_pic): New define_expand. Rename old
7091 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
7092 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
7093 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
7095 2019-02-27 Richard Biener <rguenther@suse.de>
7098 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
7100 2019-02-27 Richard Biener <rguenther@suse.de>
7102 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
7105 2019-02-27 Richard Biener <rguenther@suse.de>
7108 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
7109 parameter, prefix section name with .gnu.debuglto_ if true.
7110 (dwarf2out_finish): Pass false to output_comdat_type_unit.
7111 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
7113 2019-02-27 Richard Biener <rguenther@suse.de>
7116 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
7117 rather than on use_debug_types, doing what output_die does.
7118 (value_format): Likewise.
7120 2019-02-27 Martin Jambor <mjambor@suse.cz>
7121 Martin Sebor <msebor@redhat.com>
7123 * doc/invoke.texi (Warning Options): Reword description of
7124 -Wno-absolute-value.
7126 2019-02-27 Jakub Jelinek <jakub@redhat.com>
7128 PR tree-optimization/89280
7129 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
7130 builtin_setjmp_setup_bb): New functions.
7131 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
7132 When visiting __builtin_setjmp_setup block, queue in special
7133 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
7134 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
7135 from visited after the loop if they don't have any visited successor
7138 2018-02-26 Steve Ellcey <sellcey@marvell.com>
7140 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
7142 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
7144 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7147 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
7148 with types other than sizetype/ssizetype.
7150 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7152 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
7153 (enum sparc_processor_type): ...this.
7154 (enum sparc_code_model_type): New enumeration type.
7155 (enum sparc_memory_model_type): Tweak comments.
7156 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
7158 (mcmodel): Use sparc_code_model enumeration and variable.
7159 (sparc_code_model): New enumeration.
7160 (mdebug): Add Undocumented marker.
7161 * config/sparc/sparc.h (enum cmodel): Delete.
7162 (sparc_cmodel): Likewise.
7163 (TARGET_CM_MEDLOW): Adjust to above renaming.
7164 (TARGET_CM_MEDMID): Likewise.
7165 (TARGET_CM_MEDANY): Likewise.
7166 (TARGET_CM_EMBMEDANY): Likewise.
7167 * config/sparc/sparc.c (sparc_cmodel): Delete.
7168 (sparc_option_override): Remove string/value mapping support for the
7169 code model. Move code and memory model support to after the handling
7170 of target flags. Do private machine setup last.
7171 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
7172 (sparc_legitimize_reload_address): Likewise.
7173 (sparc_output_mi_thunk): Likewise.
7174 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
7176 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7178 PR tree-optimization/89500
7179 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
7180 (handle_builtin_strlen): Remove noncst_bound variable. Always
7181 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
7182 cst if the first cst bytes starting at x are known to be non-zero,
7183 even if the string is not zero terminated. Don't try to modify
7184 *si for strnlen. Update strlen_to_stridx only for strlen or if
7185 we can prove strnlen returns the same value as strlen would.
7187 2019-02-26 Martin Liska <mliska@suse.cz>
7189 * alloc-pool.h (struct pool_usage): Remove extra
7191 * bitmap.h (struct bitmap_usage): Likewise.
7192 * ggc-common.c (struct ggc_usage): Likewise.
7193 * mem-stats.h (struct mem_usage): Likewise.
7194 (mem_alloc_description::dump): Print dash lines
7195 here and repeat header at the end of a table report.
7196 It's then more readable.
7197 * tree-phinodes.c (phinodes_print_statistics): Make
7198 horizontal alignment.
7199 * tree-ssanames.c (ssanames_print_statistics): Likewise.
7200 * vec.c (struct vec_usage): Remove extra print_dash_line.
7201 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
7203 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
7205 * doc/extend.texi (__builtin_object_size):
7206 Use @pxref instead of @xref inside parenthesis.
7207 (__builtin_has_attribute): Add missing comma after @xref.
7208 (__builtin_object_size): Ditto.
7209 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
7210 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
7213 2019-02-26 Jeff Law <law@redhat.com>
7215 PR rtl-optimization/87761
7216 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
7217 detect obviously dead insns and delete them.
7219 2019-02-26 Richard Biener <rguenther@suse.de>
7221 PR tree-optimization/89505
7222 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
7223 to handle restrict pointed-to vars with multiple subvars
7226 2019-02-26 Richard Biener <rguenther@suse.de>
7228 PR tree-optimization/89489
7229 * tree-parloops.c (create_loop_fn): Copy over last_clique.
7231 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7233 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
7234 and move around comment.
7235 <BIT_AND_EXPR>: Likewise.
7236 <BIT_NOT_EXPR>: Add specific handling for boolean types.
7238 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7241 * config/i386/i386.c (remove_partial_avx_dependency): Call
7242 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
7243 after changing possibly many instructions to use that pseudo. Fix up
7244 insertion of v4sf_const0 setter at the start of bb.
7246 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7249 * doc/extend.texi (Variadic Pointer Args): New section.
7251 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7252 Martin Sebor <msebor@gmail.com>
7254 * common.opt (Wattribute-alias): Likewise.
7255 * doc/invoke.texi (Option Summary): List general form of
7256 -Wattribute-alias=. List positive form of -Wmissing-attributes.
7257 (-Wmissing-attributes): Invert entry, rewrite and correct default.
7258 Add cross-references.
7259 (-Wattribute-alias): Rewrite and correct default. Mention
7260 considered attributes (same as for -Wmissing-attributes).
7262 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
7264 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
7265 (_mm_cvtpd_ps): Likewise.
7266 (_mm_cvttpd_epi32): Likewise.
7269 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
7270 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
7273 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
7275 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7278 * common/config/aarch64/aarch64-common.c
7279 (struct aarch64_option_extension): Add is_synthetic.
7280 (all_extensions): Use it.
7281 (TARGET_OPTION_INIT_STRUCT): Define hook.
7282 (struct gcc_targetm_common): Moved to end.
7283 (all_extensions_by_on): New.
7284 (opt_ext_cmp, typedef opt_ext): New.
7285 (aarch64_option_init_struct): New.
7286 (aarch64_contains_opt): New.
7287 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
7288 * config/aarch64/aarch64-option-extensions.def
7289 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
7290 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
7291 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
7292 Set is_synthetic to false.
7293 (crypto): Set is_synthetic to true.
7294 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
7297 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7299 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7300 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
7301 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7302 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
7303 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
7304 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
7305 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
7306 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
7308 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
7309 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7310 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
7311 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
7312 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
7313 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
7314 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
7315 vfmlsl_laneq_high_f16): ... To this.
7316 * config/arm/neon.md: Update comments.
7318 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7320 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7321 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
7322 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7323 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
7324 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
7325 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
7326 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
7327 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
7329 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
7330 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7331 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
7332 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
7333 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
7334 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
7335 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
7336 vfmlslq_laneq_high_f16): ... To this.
7338 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
7340 PR rtl-optimization/86096
7341 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
7342 comparing mw_order values.
7344 2019-02-25 Jakub Jelinek <jakub@redhat.com>
7347 * config/arm/arm.md (*subsi3_carryin_const): Use
7348 arm_neg_immediate_operand predicate instead of
7349 arm_not_immediate_operand, "L" constraint instead of "K" and
7350 print it using %n2 instead of %B2.
7351 (*subsi3_carryin_const0): New define_insn.
7352 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
7353 instead of arm_not_operand and "I" constraint instead of "K" and
7354 print it using %n3 instead of %B2. Instead of using match_dup 2 add
7355 another match_operand and in the condition check that it is negation
7357 (*subsi3_carryin_compare_const0): New define_ins.
7358 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
7359 *subsi3_carryin_const.
7360 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
7361 split into *subsi3_carryin_compare_const0 if the highpart is zero.
7364 * config/arm.vfp.md (*negdf2_vfp): Use
7365 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
7366 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
7368 2019-02-24 Jakub Jelinek <jakub@redhat.com>
7370 PR rtl-optimization/89445
7371 * simplify-rtx.c (simplify_ternary_operation): Don't use
7372 simplify_merge_mask on operands that may trap.
7373 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
7374 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
7375 second operand is CONST_VECTOR, check if any element could be zero.
7376 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
7377 their operands can trap.
7379 2019-02-23 Martin Sebor <msebor@redhat.com>
7381 * gimple-ssa-sprintf.c (target_strtol): Rename...
7382 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
7383 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
7384 check for range error.
7386 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
7389 * opts-common.c (prune_options): Also prune joined switches
7390 with Negative and RejectNegative.
7391 * config/i386/i386.opt (march=): Add Negative(march=).
7392 (mtune=): Add Negative(mtune=).
7393 * doc/options.texi: Document Negative used together with Joined
7396 2019-02-22 Martin Sebor <msebor@redhat.com>
7398 * doc/extend.texi (Other Builtins): Add
7399 __builtin_is_constant_evaluated.
7401 2019-02-22 Richard Biener <rguenther@suse.de>
7403 PR tree-optimization/87609
7404 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
7406 2019-02-22 Jeff Law <law@redhat.com>
7408 PR rtl-optimization/87761
7409 * config/mips/mips.md: Add new combiner pattern to recognize
7410 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
7412 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
7415 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
7416 destination register in peepholes generating patterns for ADDS/SUBS.
7417 (add<mode>3_compare0,
7418 *addsi3_compare0_uxtw, add<mode>3_compareC,
7419 add<mode>3_compareV_imm, add<mode>3_compareV,
7420 *adds_<optab><ALLX:mode>_<GPI:mode>,
7421 *subs_<optab><ALLX:mode>_<GPI:mode>,
7422 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
7423 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
7424 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
7425 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
7426 sub<mode>3_compare1): Allow stack pointer for source register.
7427 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
7429 2019-02-22 Martin Sebor <msebor@redhat.com>
7431 PR tree-optimization/88993
7432 PR tree-optimization/88853
7433 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
7435 (sprintf_dom_walker::call_info::is_string_func): New helper.
7436 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
7437 for formatted string functions.
7438 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
7440 2019-02-22 Martin Sebor <msebor@redhat.com>
7443 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
7444 unreachable subexpressions.
7446 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
7447 Hongtao Liu <hongtao.liu@intel.com>
7448 Sunil K Pandey <sunil.k.pandey@intel.com>
7451 * config/i386/i386-passes.def: Add
7452 pass_remove_partial_avx_dependency.
7453 * config/i386/i386-protos.h
7454 (make_pass_remove_partial_avx_dependency): New.
7455 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
7457 (pass_data_remove_partial_avx_dependency): New.
7458 (pass_remove_partial_avx_dependency): Likewise.
7459 (make_pass_remove_partial_avx_dependency): Likewise.
7460 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
7461 (*extendsfdf2): Add avx_partial_xmm_update.
7462 (truncdfsf2): Likewise.
7463 (*float<SWI48:mode><MODEF:mode>2): Likewise.
7464 (SF/DF conversion splitters): Disabled for TARGET_AVX.
7466 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
7469 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7472 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7475 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7476 (PTA_SKYLAKE): Add PTA_AES.
7477 (PTA_GOLDMONT): Likewise.
7479 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7481 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7482 instruction if enabled.
7483 (aarch64_override_options): Remove reference to return address key.
7485 2019-02-22 Richard Biener <rguenther@suse.de>
7487 PR tree-optimization/89440
7488 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7489 not necessary assert.
7491 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7494 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7495 (oacc_replace_fn_attrib_attr): ... this new function.
7496 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7497 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7499 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7501 * config/arm/arm-cpus.in (ares): Rename to...
7502 (neoverse-n1): ... This. Add ares as alias.
7503 * config/arm/arm-tables.opt: Regenerate.
7504 * config/arm/arm-tune.md: Likewise.
7505 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7507 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7509 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7510 * config/aarch64/aarch64-tune.md: Regenerate.
7511 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7513 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7515 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7516 (neoversen1_tunings): ... This.
7517 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7518 (neoverse-n1): New CPU.
7519 * config/aarch64/aarch64-tune.md: Regenerate.
7520 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7522 2019-02-22 Richard Biener <rguenther@suse.de>
7525 * cfghooks.h (dependence_hash): New typedef.
7526 (struct copy_bb_data): New type.
7527 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7528 (duplicate_block): Likewise.
7529 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7530 (copy_bbs): Create and pass down copy_bb_data.
7531 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7532 (rtl_duplicate_bb): Likewise.
7533 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7534 remap dependence info.
7536 2019-02-22 Richard Biener <rguenther@suse.de>
7538 PR tree-optimization/87609
7539 * tree-core.h (tree_base): Document special clique values.
7540 * tree-inline.c (remap_dependence_clique): Do not use the
7541 special clique value of one.
7542 (maybe_set_dependence_info): Use clique one.
7543 (clear_dependence_clique): New callback.
7544 (compute_dependence_clique): Clear clique one from all refs
7545 before assigning it (again).
7547 2019-02-21 Martin Sebor <msebor@redhat.com>
7549 * doc/extend.texi (__clear_cache): Correct signature.
7551 2019-02-21 Ian Lance Taylor <iant@golang.org>
7554 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7555 than output_constant_def.
7556 (add_constant_to_table): New static function.
7557 (output_constant_def): Call add_constant_to_table.
7558 (tree_output_constant_def): Likewise.
7560 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7563 * builtins.c (fold_builtin_arith_overflow): If first two args are
7564 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7567 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7570 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7571 error for -mindirect-branch/-mfunction-return with incompatible
7574 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7577 * constraints.md (q): Remove.
7578 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7581 2019-02-21 Martin Jambor <mjambor@suse.cz>
7584 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7585 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7586 (omp_adjust_for_condition): ...here. Added necessary parameters.
7587 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7588 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7589 proper values to new parameters of omp_adjust_for_condition.
7591 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7594 * expr.c (expand_assignment): If result is a MEM, use change_address
7595 instead of simplify_gen_subreg.
7597 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7598 David Malcolm <dmalcolm@redhat.com>
7601 * fold-const.c (decode_field_reference): Return NULL_TREE if
7602 lang_hooks.types.type_for_size returns NULL. Check it before
7603 overwriting *exp_. Use return NULL_TREE instead of return 0.
7605 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7609 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7612 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7615 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7616 TARGET_SSE in addition to TARGET_SSE_MATH.
7618 (ix86_excess_precision): Ditto.
7619 (ix86_float_exceptions_rounding_supported_p): Ditto.
7620 (use_rsqrt_p): Ditto.
7621 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7623 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7626 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7627 linenum_arith_t when determining if two adjacent line spans are
7628 close enough to merge.
7629 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7630 lines within each line_span.
7632 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7635 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7636 paradoxical SUBREGS.
7638 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7641 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7642 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7643 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7646 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7648 * config/gcn/gcn.c (print_operand): Fix typo.
7650 2019-02-19 Richard Biener <rguenther@suse.de>
7653 * toplev.c (do_compile): Initialize mpfr's exponent range
7654 based on available float modes.
7656 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7658 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7659 as long as the epilogue isn't completed.
7661 2019-02-18 Martin Sebor <msebor@redhat.com>
7663 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7664 __has_cpp_attribute, and __has_include.
7666 2019-02-18 Martin Sebor <msebor@redhat.com>
7668 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7670 2019-02-18 Martin Sebor <msebor@redhat.com>
7673 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7675 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7677 2019-02-18 Richard Biener <rguenther@suse.de>
7679 PR tree-optimization/89296
7680 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7681 of no-warning flag to cases that might emit the bogus warning.
7683 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7686 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7688 * config/arm/vfp.md (*movdi_vfp): Likewise.
7689 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7690 "q" constraint for operands[0].
7693 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7694 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7695 pattern in a temporary buffer.
7696 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7697 than 64-operands[2].
7700 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7701 s390_indirect_branch_settings): Define unconditionally.
7702 (s390_set_current_function): Likewise, but guard the whole body except
7703 the s390_indirect_branch_settings call with
7704 #if S390_USE_TARGET_ATTRIBUTE.
7705 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7707 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7708 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7709 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7710 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7711 HOST_WIDE_INT_1U instead of 1ULL.
7712 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7713 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7714 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7715 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7717 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7720 2019-02-18 Martin Jambor <mjambor@suse.cz>
7722 PR tree-optimization/89209
7723 * tree-sra.c (create_access_replacement): New optional parameter
7724 reg_tree. Use it as a type if non-NULL and access type is not of
7726 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7727 to create_access_replacement.
7728 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7729 Check lacc is non-NULL before attempting to re-create it on the RHS.
7731 2019-02-18 Martin Liska <mliska@suse.cz>
7734 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7736 (symbol_table::free_edge): Recycle m_summary_id.
7737 * cgraph.h (get_summary_id): New.
7738 (symbol_table::release_symbol): Set m_summary_id to -1
7740 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7741 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7742 function_summary to fast_function_summary.
7743 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7744 * ipa-pure-const.c (class funct_state_summary_t):
7745 Switch from function_summary to fast_function_summary.
7746 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7747 (class ipa_ref_opt_summary_t): Switch from function_summary
7748 to fast_function_summary.
7749 * symbol-summary.h (class function_summary_base): New class
7750 that is created from base of former function_summary.
7751 (function_summary_base::unregister_hooks): New.
7752 (class function_summary): Inherit from function_summary_base.
7753 (class call_summary_base): New class
7754 that is created from base of former call_summary.
7755 (class call_summary): Inherit from call_summary_base.
7756 (struct is_same): New.
7757 (class fast_function_summary): New summary class.
7758 (class fast_call_summary): New summary class.
7759 * vec.h (vec_safe_grow_cleared): New function.
7761 2019-02-18 Martin Liska <mliska@suse.cz>
7763 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7764 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7765 * doc/tm.texi: Document new target hook.
7766 * doc/tm.texi.in: Likewise.
7767 * target.def: Add new target macro.
7768 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7771 2019-02-17 Alan Modra <amodra@gmail.com>
7774 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7775 output reg on add insn.
7776 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7778 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7781 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7782 (PMULHRSW): Likewise.
7783 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7785 (ssse3_pmulhrswv4hi3): New expander.
7787 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7789 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7790 MMX. Add isa attribute.
7792 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7794 PR rtl-optimization/66152
7795 * builtins.h (c_readstr): Declare.
7796 * builtins.c (c_readstr): Remove forward declaration. Add
7797 null_terminated_p argument, if false, read all bytes from the
7798 string instead of stopping after '\0'.
7799 * expr.c (string_cst_read_str): New function.
7800 (store_expr): Use string_cst_read_str instead of
7801 builtin_strncpy_read_str. Try to store by pieces the whole
7802 exp_len first, and only if that fails, split it up into
7803 store by pieces followed by clear_storage. Formatting fix.
7805 * config/i386/i386.md (*movqi_internal): Remove static from
7806 buf variable. Use output_asm_insn (buf, operands); return "";
7807 instead of return buf;.
7808 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7809 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7810 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7812 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7814 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7815 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7816 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7817 (CC1_SPEC): Likewise.
7818 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7820 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7822 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7823 the base address on 64-bit strict-alignment platforms.
7825 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7827 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7829 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7831 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7833 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7835 PR rtl-optimization/88308
7836 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7837 on copied instruction.
7839 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7841 * final.c (insn_current_reference_address): Replace test on JUMP_P
7842 with test on jump_to_label_p.
7843 * config/visium/visium-passes.def: New file.
7844 * config/visium/t-visium (PASSES_EXTRA): Define.
7845 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7846 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7847 (TRAMPOLINE_ALIGNMENT): Define.
7848 * config/visium/visium.c (visium_option_override): Do not register
7849 the machine-specific reorg pass here.
7850 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7852 (output_branch): Adjust threshold for long branch instruction.
7853 * config/visium/visium.md (cpu): Move around.
7854 (length): Adjust for the GR6.
7856 2019-02-15 Richard Biener <rguenther@suse.de>
7857 Jakub Jelinek <jakub@redhat.com>
7859 PR tree-optimization/89278
7860 * tree-loop-distribution.c: Include tree-eh.h.
7861 (generate_memset_builtin, generate_memcpy_builtin): Call
7862 rewrite_to_non_trapping_overflow on builtin->size before passing it
7863 to force_gimple_operand_gsi.
7865 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7868 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7870 * opth-gen.awk: Likewise.
7872 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7874 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7875 Enable MMX, SSE and SSE2 by default.
7876 * config/i386/i386.c (ix86_option_override_internal): Do not
7877 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7879 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7881 PR rtl-optimization/89354
7882 * combine.c (make_extraction): Punt if extraction_mode is narrower
7885 2019-02-14 Maya Rashish <coypu@sdf.org>
7887 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7888 * config/netbsd-d.c: New file.
7889 * config/t-netbsd: Add netbsd-d.o
7891 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7893 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7894 affects_type_identity to true for aarch64_vector_pcs.
7895 (aarch64_comp_type_attributes): New function.
7896 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7898 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7901 * config/arm/iterators.md (ANY64): Add V4HF.
7903 2019-02-14 Martin Liska <mliska@suse.cz>
7905 PR rtl-optimization/89242
7906 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7907 process a transformation.
7909 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7911 PR tree-optimization/89314
7912 * fold-const.c (fold_binary_loc): Cast strlen argument to
7913 const char * before dereferencing it. Formatting fixes.
7916 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7918 2019-02-13 Ian Lance Taylor <iant@golang.org>
7920 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7921 and set current index for other optimizations.
7923 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7925 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7926 nonimmediate_operand as operand 2 predicate.
7927 (vec_set<VF2_512_256:mode>_0): Ditto.
7928 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7929 (*vec_concatv2si): Remove alternative 2.
7930 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7931 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7932 (vec_concatv2di): Split alternatives 4,5,6 to ...
7933 (*vec_concatv2di_0) ... new pattern.
7935 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7938 * config/arm/arm.c (ldm_stm_operation_p) Set
7939 addr_reg_in_reglist correctly for first register.
7940 (load_multiple_sequence): Remove dead base check.
7941 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7943 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7946 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7947 Expose as @aarch64_pred_mov.
7948 * config/aarch64/aarch64.c (aarch64_classify_address):
7949 Use expand_insn which legitimizes operands.
7951 2019-02-13 Martin Liska <mliska@suse.cz>
7953 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7954 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7955 and pointer_offset fields.
7956 (initialize_argument_information): Remove usage of dead
7958 * cgraph.h (struct cgraph_thunk_info): Remove
7959 add_pointer_bounds_args.
7960 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7962 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7964 * config/i386/i386.c (ix86_function_arg_advance): Remove
7966 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7967 (def_builtin): Remove usage of dead
7969 (ix86_add_new_builtins): Likewise.
7970 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7971 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7972 (sem_function::init): Likewise.
7973 (sem_variable::merge): Likewise.
7974 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7975 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7976 * lto-cgraph.c (lto_output_node): Likewise.
7977 (lto_output_varpool_node): Likewise.
7978 (input_node): Likewise.
7979 (input_varpool_node): Likewise.
7980 * lto-streamer-out.c (lto_output): Likewise.
7981 * tree-inline.c (expand_call_inline): Remove usage of
7983 * tree-inline.h (struct copy_body_data): Likewise.
7984 * varpool.c (varpool_node::dump): Likewise.
7986 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7989 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7990 into pt->vars_contains_escaped_heap instead of setting
7991 pt->vars_contains_escaped_heap to it.
7994 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7995 INTVAL (size), compare it to GET_MODE_MASK instead of
7996 1 << GET_MODE_BITSIZE.
7999 * config/i386/predicates.md (x86_64_immediate_operand): Allow
8000 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
8003 2019-02-13 Martin Liska <mliska@suse.cz>
8006 * cfgrtl.c (remove_barriers_from_footer): New function.
8007 (try_redirect_by_replacing_jump): Use it.
8008 (cfg_layout_redirect_edge_and_branch): Likewise.
8010 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8012 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
8013 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
8014 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
8015 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
8016 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
8017 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
8019 * config/rs6000/rs6000.c (builtin_function_type)
8020 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
8021 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
8022 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
8023 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
8024 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
8026 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
8028 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
8029 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
8031 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
8034 * config/i386/i386.md (*movoi_internal_avx): Revert revision
8035 268678 and revision 268657.
8036 (*movti_internal): Likewise.
8038 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
8041 * config/s390/s390.c (s390_decompose_address): Update comment.
8042 (s390_check_qrst_address): Reject invalid address forms after
8045 2019-02-12 Martin Liska <mliska@suse.cz>
8048 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
8049 we need default values of funct_state for a function that
8052 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
8054 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
8055 the object to pick the size of stores on strict-alignment platforms.
8057 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
8058 (*movdi_insn_sp32): Likewise.
8059 (*movdi_insn_sp64): Likewise.
8061 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
8064 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
8065 types that needs constructiong.
8066 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
8068 2019-02-12 Richard Biener <rguenther@suse.de>
8070 PR tree-optimization/89253
8071 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
8074 2019-02-11 David Malcolm <dmalcolm@redhat.com>
8077 * input.c (selftest::test_line_offset_overflow): New selftest.
8078 (selftest::input_c_tests): Call it.
8080 2019-02-11 Martin Sebor <msebor@redhat.com>
8082 PR tree-optimization/88771
8083 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
8084 when -Wstringop-overflow is set.
8085 (builtin_memref::builtin_memref): Adjust excessive upper bound
8086 only when lower bound is not excessive.
8087 (maybe_diag_overlap): Detect and diagnose excessive bounds via
8088 -Wstringop-ovefflow.
8089 (maybe_diag_offset_bounds): Rename...
8090 (maybe_diag_access_bounds): ...to this.
8091 (check_bounds_or_overlap): Adjust for name change above.
8093 2019-02-11 Martin Sebor <msebor@redhat.com>
8096 * builtins.c (max_object_size): Move from here...
8097 * builtins.h (max_object_size): ...and here...
8098 * tree.c (max_object_size): ...to here...
8099 * tree.h (max_object_size): ...and here.
8101 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
8103 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
8104 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
8105 for correct semantics.
8107 2019-02-11 Alan Modra <amodra@gmail.com>
8109 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
8110 -mlongcall and -mpltseq.
8111 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
8112 (RS/6000 and PowerPC Options <-mpltseq>): Document.
8113 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
8114 * config/rs6000/sysv4.opt (mpltseq): New option.
8115 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
8116 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
8117 support is lacking. Don't allow -mpltseq with -mbss-plt.
8118 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
8119 -mpltseq given for ELFv1.
8120 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
8121 Only use UNSPEC_PLTSEQ for inline PLT calls.
8122 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
8123 use UNSPEC_PLTSEQ for inline PLT calls.
8124 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
8125 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
8126 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
8127 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8128 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8129 (pltseq_mtctr_<mode>): Likewise.
8131 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
8133 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
8135 * configure: Regenerate.
8137 2019-02-11 Jakub Jelinek <jakub@redhat.com>
8140 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
8143 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8145 * function.c (assign_parm_setup_block): Use the stored
8146 size, not the passed size, when allocating stack-space,
8147 also for a parameter with alignment larger than
8148 MAX_SUPPORTED_STACK_ALIGNMENT.
8150 2019-02-11 Martin Liska <mliska@suse.cz>
8153 * ipa-cp.c (build_toporder_info): Remove usage of a param.
8154 * ipa-inline.c (inline_small_functions): Likewise.
8155 * ipa-pure-const.c (propagate_pure_const): Likewise.
8156 (propagate_nothrow): Likewise.
8157 * ipa-reference.c (propagate): Likewise.
8158 * ipa-utils.c (struct searchc_env): Remove unused field.
8159 (searchc): Always search across AVAIL_INTERPOSABLE.
8160 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
8161 the only called IPA pure const can properly not propagate
8162 across interposable boundary.
8163 * ipa-utils.h (ipa_reduced_postorder): Remove param.
8165 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
8167 * config/nds32/nds32.md (call_internal, call_value_internal,
8168 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
8170 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
8172 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
8175 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
8177 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
8180 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8182 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
8184 2019-02-10 Jakub Jelinek <jakub@redhat.com>
8186 PR tree-optimization/89268
8187 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
8188 if preds is non-NULL.
8190 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8193 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
8196 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8198 * config/nds32/nds32.md (trap): New pattern.
8200 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8202 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
8205 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8207 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
8210 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8212 * ipa-visibility.c (localize_node): Also do not localize
8213 LDPR_PREVAILING_DEF_IRONLY_EXP.
8215 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8218 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
8219 instead of type_with_linkage.
8221 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8224 * params.def (uninlined-function-insns, uninlined-function-time,
8225 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
8226 bound so we don't get overflows.
8228 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
8230 * config/rs6000/rs6000-string.c (expand_compare_loop,
8231 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
8234 2019-02-09 Jakub Jelinek <jakub@redhat.com>
8237 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8238 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
8239 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
8241 2019-02-09 Alan Modra <amodra@gmail.com>
8244 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
8245 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
8248 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
8251 * lra-constraints.c (process_alt_operands): Don't increase reject
8252 for memory when offset memory is required.
8254 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
8256 * config/s390/vector.md: Implement vector copysign.
8258 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8260 * expr.c (expand_constructor): Correct indentations.
8262 2019-02-08 Richard Biener <rguenther@suse.de>
8264 PR tree-optimization/89247
8265 * tree-if-conv.c: Include tree-cfgcleanup.h.
8266 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
8267 (tree_if_conversion): Pass through predicate vector.
8268 (pass_if_conversion::execute): Do CFG cleanup and SSA update
8269 inline, see if any if-converted loops we refrece in
8270 LOOP_VECTORIZED calls vanished and fixup.
8271 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
8273 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
8275 * config/s390/constraints.md (jdd): New constraint.
8277 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8280 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
8281 upper 16 vector registers without TARGET_AVX512VL.
8282 (*movti_internal): Likewise.
8284 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8286 PR rtl-optimization/89234
8287 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
8288 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
8289 (copy_reg_eh_region_note_backward): Likewise.
8291 2019-02-08 Richard Biener <rguenther@suse.de>
8294 * tree-data-ref.c (initialize_matrix_A): Fail if constant
8296 (analyze_subscript_affine_affine): Handle failure from
8297 initialize_matrix_A.
8299 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8301 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
8304 2019-02-07 David Malcolm <dmalcolm@redhat.com>
8306 PR tree-optimization/86637
8307 PR tree-optimization/89235
8308 * tree-vect-loop.c (optimize_mask_stores): Add an
8309 auto_purge_vect_location sentinel to ensure that vect_location is
8312 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
8313 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
8314 to ensure that vect_location is purged on exit.
8315 (pass_slp_vectorize::execute): Likewise, replacing the manual
8317 * tree-vectorizer.h (class auto_purge_vect_location): New class.
8319 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8321 * config/aarch64/iterators.md (max_opp): New code_attr.
8322 (USMAX): New code iterator.
8323 * config/aarch64/predicates.md (aarch64_smin): New predicate.
8324 (aarch64_smax): Likewise.
8325 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
8326 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
8329 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
8332 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
8333 for TARGET_AVX512VL.
8334 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
8336 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
8338 * config/s390/s390-builtin-types.def: Add new types.
8339 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
8340 (s390_vec_xlw4): Make the memory operand into a const pointer.
8341 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
8343 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
8344 a new vector type with the alignment of the scalar memory operand.
8346 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
8347 Jakub Jelinek <jakub@redhat.com>
8350 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
8351 arm_count_ldrdstrd_insns): New declarations.
8352 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
8354 (valid_operands_ldrd_strd): New function.
8355 (arm_count_ldrdstrd_insns): New function.
8356 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
8357 sets instead of single DImode set and define new insns to match this.
8359 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8361 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
8362 Make it a C initializer.
8364 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8367 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
8369 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8371 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
8372 Use neon_dot<q> for type.
8373 (neon_<sup>dot_lane<vsi2qi>): Likewise.
8375 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8377 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
8378 Use neon_dot<q> for type.
8379 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
8380 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
8382 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
8384 PR rtl-optimization/89225
8385 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
8388 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
8390 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
8391 after restoring registers saved to allocate the frame on Windows.
8393 2019-02-06 Richard Biener <rguenther@suse.de>
8395 PR tree-optimization/89182
8396 * graphite.h (cached_scalar_evolution_in_region): Declare.
8397 * graphite.c (struct seir_cache_key): New.
8398 (struct sese_scev_hash): Likewise.
8399 (seir_cache): New global.
8400 (cached_scalar_evolution_in_region): New function.
8401 (graphite_transform_loops): Allocate and release seir_cache.
8402 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
8403 cached_scalar_evolution_in_region.
8404 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8406 (scop_detection::graphite_can_represent_expr: Use
8407 cached_scalar_evolution_in_region.
8408 (scop_detection::stmt_simple_for_scop_p): Likewise.
8409 (find_params_in_bb): Likewise.
8410 (gather_bbs::before_dom_children): Likewise.
8411 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
8412 (add_loop_constraints): Likewise.
8414 2019-02-06 Jakub Jelinek <jakub@redhat.com>
8417 * fold-const-call.c (fold_const_vec_convert): Pass true as last
8418 operand to new_unary_operation only if both element types are integral
8419 and it isn't a widening conversion. Return NULL_TREE if
8420 new_unary_operation failed.
8422 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
8425 * config/s390/s390.md: Remove load and test FP splitter.
8427 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8430 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
8431 expand_compare_loop, expand_block_compare_gpr,
8432 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
8433 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
8434 #include "profile-count.h" and "predict.h" for types and functions
8435 needed to work with REG_BR_PROB notes.
8437 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8440 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
8441 for the long branch case.
8443 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8446 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
8447 can throw, non-call exceptions are enabled and we can't delete
8448 dead exceptions or alter cfg. Set must_clean if
8449 delete_insn_and_edges returns true, don't set it blindly for calls.
8450 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
8452 PR rtl-optimization/89195
8453 * combine.c (make_extraction): For MEMs, don't extract bytes outside
8454 of the original MEM.
8456 2019-02-05 Martin Liska <mliska@suse.cz>
8458 PR gcov-profile/89000
8459 * gcov.c (function_summary): Remove argument.
8460 (file_summary): New function.
8461 (print_usage): Replace tabs with spaces.
8462 (generate_results): Use new function file_summary.
8464 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8467 * optabs.c (prepare_cmp_insn): Pass x and y to
8468 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8470 2019-02-05 Richard Biener <rguenther@suse.de>
8473 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8474 (struct bitmap_element): Drop chain_prev so we properly recurse on
8475 the prev member, supporting tree views.
8476 (struct bitmap_head): GTY skip the obstack member.
8478 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8481 * doc/extend.texi (Vector Extensions): Add an example of using vector
8482 types together with x86 intrinsics.
8484 2019-02-04 Alan Modra <amodra@gmail.com>
8486 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8487 str[] size to 160, and comment.
8489 2019-02-04 Alan Modra <amodra@gmail.com>
8491 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8492 (rs6000_pltseq_template): Guard output of TLS markers with
8494 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8495 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8496 to use inline PLT sequences.
8497 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8498 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8499 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8501 2019-02-04 Martin Liska <mliska@suse.cz>
8504 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8505 out when ipa_fn_summaries does not contain entry for callee.
8507 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8509 * config/sparc/sparc.h: Remove superfluous blank lines.
8510 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8511 (got_register_rtx): ...this.
8512 (sparc_got): Adjust to above renaming.
8513 (sparc_tls_got): Likewise.
8514 (sparc_delegitimize_address): Likewise.
8515 (sparc_output_mi_thunk): Likewise.
8516 (sparc_init_pic_reg): Likewise.
8517 (save_local_or_in_reg_p): Fix test on the GOT register.
8518 (USE_HIDDEN_LINKONCE): Move around.
8519 (get_pc_thunk_name): Likewise.
8520 (gen_load_pcrel_sym): Likewise.
8521 (load_got_register): Likewise.
8523 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8525 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8526 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8528 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8530 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8533 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8535 * config.gcc (with_nds32_lib, glibc):
8536 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8537 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8538 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8540 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8543 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8544 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8545 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8546 (*rcpsf2_sse): Ditto.
8547 (*rsqrtsf2_sse): Ditto.
8548 (sse4_1_round<mode<2): Ditto.
8550 2019-02-03 Richard Biener <rguenther@suse.de>
8553 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8556 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8559 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8560 Punt with warning on aggregate return or argument types. Ignore
8561 type/mode checking for uniform arguments.
8563 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8565 * combine.c (try_combine): Do not print "Can't combine" messages unless
8566 printing failed combination attempts.
8568 2019-02-01 Martin Jambor <mjambor@suse.cz>
8571 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8572 segment and global segment variables before making them static.
8574 2019-02-01 Martin Jambor <mjambor@suse.cz>
8576 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8577 missed optimization dump with dump_enabled_p.
8579 2019-02-01 Richard Biener <rguenther@suse.de>
8582 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8583 the instantiate cache.
8584 (instantiate_scev_binary): Elide second operand procesing
8585 if equal to the first.
8586 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8587 (chrec_contains_undetermined): Likewise.
8588 (tree_contains_chrecs): Likewise.
8590 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8592 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8594 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8596 PR tree-optimization/89143
8597 * wide-int-range.h (wide_int_range_absu): Declare.
8598 * wide-int-range.cc (wide_int_range_absu): New function.
8599 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8601 PR tree-optimization/88107
8602 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8603 instead of assertion that eh_region_outermost is non-NULL, if it
8604 is NULL, set *ALL to true and return NULL.
8605 (move_sese_region_to_fn): Adjust caller, if all is set, call
8606 duplicate_eh_regions with NULL region.
8608 2019-02-01 Richard Biener <rguenth@suse.de>
8610 PR rtl-optimization/88593
8611 * mode-switching.c (optimize_mode_switching): Free dominators before
8612 calling cleanup_cfg.
8614 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8616 PR tree-optimization/88932
8617 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8619 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8622 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8623 bogus clang warning.
8625 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8628 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8629 alternative to avoid partial SSE register stall for TARGET_AVX.
8630 (truncdfsf2): Ditto.
8631 (sse4_1_round<mode>2): Ditto.
8633 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8635 PR tree-optimization/89008
8636 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8637 process anything of the form X * 0.
8639 2019-01-31 Richard Biener <rguenther@suse.de>
8641 PR tree-optimization/89135
8642 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8643 with abnormal preds.
8645 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8648 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8649 always_inline callees into no_sanitize_address callers.
8651 2019-01-31 Richard Biener <rguenther@suse.de>
8653 PR rtl-optimization/89115
8654 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8656 2019-01-30 Martin Sebor <msebor@redhat.com>
8659 * doc/extend.texi (cast to a union): Correct and expand.
8661 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8663 PR rtl-optimization/87246
8664 * lra-constraints.c (simplify_operand_subreg): Reload memory
8665 in subreg if the address became invalid.
8667 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8670 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8671 Disable for little-endian.
8673 2019-01-30 Richard Biener <rguenther@suse.de>
8675 PR rtl-optimization/89115
8676 * opts.c (default_options_optimization): Reduce
8677 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8678 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8681 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8683 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8684 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8685 type of vector element when vec_extract is implemented by direct
8688 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8690 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8692 2019-01-30 Richard Biener <rguenther@suse.de>
8694 PR tree-optimization/89111
8695 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8696 canonicalization to appropriately sized access types.
8698 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8701 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8702 for arguments to functions that are TU-local and shouldn't be
8703 referenced by assembly.
8705 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8707 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8710 2019-01-29 Martin Sebor <msebor@redhat.com>
8713 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8715 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8719 * omp-simd-clone.c (simd_clone_clauses_extract)
8720 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8721 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8723 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8725 * config.gcc: Force .init_array for ARC.
8727 2019-01-29 Richard Biener <rguenther@suse.de>
8730 * dwarf2out.c (collect_skeleton_dies): New helper.
8731 (copy_decls_for_unworthy_types): Call it.
8732 (build_abbrev_table): Assert we do not try to replace
8733 DW_AT_signature refs with local refs.
8735 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8738 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8739 for lastprivate/linear IV, push gimplify context around gimplify_assign
8740 and, if it needed any temporaries, pop it into a gimple bind around the
8743 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8745 * common.opt (-Wattribute-alias): Remove "no-" from name.
8746 Make -Wattribute-alias command line option and
8747 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8749 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8752 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8753 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8755 (bmi2): Add missing @opindex.
8756 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8757 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8758 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8759 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8760 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8761 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8762 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8763 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8764 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8765 xsavec, xsaveopt and xsaves options.
8767 2019-01-28 Richard Biener <rguenther@suse.de>
8770 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8773 2019-01-28 Richard Biener <rguenther@suse.de>
8775 PR tree-optimization/88739
8776 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8777 BIT_FIELD_REFs only are applied to mode-precision operands
8778 when they are integral.
8779 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8780 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8781 BIT_FIELD_REFs of non-mode-precision integral operands.
8783 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8786 * config/i386/sse.md
8787 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8788 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8789 first constants in pairs are multiples of 2. Formatting fixes.
8790 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8791 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8792 first constants in each quadruple are multiples of 4. Formatting fixes.
8794 2019-01-26 Martin Jambor <mjambor@suse.cz>
8797 * tree-inline.c: Include tree-cfgcleanup.h.
8798 (delete_unreachable_blocks_update_callgraph): Move...
8799 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8800 ...here, make externally visible, make second argument bool, adjust
8802 * tree-cfgcleanup.c: Include cgraph.h.
8803 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8805 * ipa-prop.c: Include tree-cfgcleanup.h.
8806 (ipcp_transform_function): Call
8807 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8809 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8811 PR rtl-optimization/88846
8812 * ira.c (process_set_for_memref_referenced_p): New.
8813 (memref_referenced_p): Add new param. Use
8814 process_set_for_memref_referenced_p. Add new switch cases.
8815 (memref_used_between_p): Pass new arg to memref_referenced_p.
8817 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8820 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8821 argument ABI_BREAK. Set to true if the calculated alignment has
8822 changed in gcc-9. Check bit-fields for their base type alignment.
8823 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8824 (aarch64_function_arg_boundary): Likewise.
8825 (aarch64_gimplify_va_arg_expr): Likewise.
8827 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8830 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8831 instead of accessing TREE_INT_CST_ELT directly.
8833 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8835 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8836 fenv_exceptions description.
8838 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8840 PR rtl-optimization/87763
8841 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8842 Allow SUBREG when matching CC_NZmode compare.
8844 2019-01-25 Richard Biener <rguenther@suse.de>
8846 PR tree-optimization/89049
8847 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8848 Look at the pattern stmt to determine if the stmt is vectorized.
8850 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8852 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8853 (pred_mov<mode>): Handle all-register forms using both a new
8854 alternative and a split.
8856 2019-01-25 Richard Biener <rguenther@suse.de>
8858 PR tree-optimization/86865
8859 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8860 Reject non-do-while loops.
8862 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8864 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8865 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8866 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8867 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8868 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8869 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8870 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8871 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8872 vlogical_operand, gpc_reg_operand, int_reg_operand,
8873 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8874 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8875 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8876 (save_world_operation, restore_world_operation, lmw_operation,
8877 stmw_operation): Use MEM_P and REG_P.
8878 (tie_operand): Use MEM_P.
8879 (vrsave_operation, crsave_operation): Use REG_P.
8880 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8881 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8882 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8883 (call_operand): Use HARD_REGISTER_P.
8884 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8886 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8887 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8888 quad_aligned_load_p, replace_swapped_aligned_store,
8889 recombine_lvx_pattern, replace_swapped_aligned_load,
8890 recombine_stvx_pattern): Use MEM_P.
8891 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8892 Use MEM_P and SYMBOL_REF_P.
8893 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8894 (insn_is_swappable_p): Use REG_P and MEM_P.
8895 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8896 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8898 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8900 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8902 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8903 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8904 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8905 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8907 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8908 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8909 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8910 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8911 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8912 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8913 rs6000_split_logical_di): Use CONST_INT_P.
8914 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8915 REG_P and SYMBOL_REF_P.
8916 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8917 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8918 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8919 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8920 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8921 (small_data_operand, print_operand_address): Use CONST_INT_P and
8923 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8924 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8925 Use HARD_REGISTER_NUM_P.
8926 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8927 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8928 SUBREG_P and SYMBOL_REF_P.
8929 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8930 and HARD_REGISTER_NUM_P.
8931 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8933 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8934 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8936 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8937 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8938 find_addr_reg): Use REG_P.
8939 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8940 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8941 (offsettable_ok_by_alignment, constant_pool_expr_p,
8942 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8943 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8944 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8945 rs6000_assemble_integer, create_TOC_reference,
8946 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8947 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8948 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8949 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8950 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8951 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8952 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8953 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8954 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8955 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8956 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8957 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8958 and cbranch<mode>4): Use CONST_INT_P.
8959 (multiple define_splits): Use REG_P and SUBREG_P.
8960 (define_expands call, call_value): Use MEM_P.
8961 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8962 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8963 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8964 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8965 and HARD_REGISTER_NUM_P.
8966 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8968 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8970 PR rtl-optimization/88948
8971 * rtl.h (prepare_copy_insn): New prototype.
8972 * gcse.c (prepare_copy_insn): New function, split out from
8973 process_insert_insn.
8974 (process_insert_insn): Use prepare_copy_insn.
8975 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8976 instead of gen_move_insn.
8978 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8981 * config/i386/i386.c (ix86_pic_register_p): Return true for
8984 PR tree-optimization/88964
8985 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8986 punt if HONOR_SNANS (chrec).
8989 * tree-nested.c (convert_nonlocal_reference_stmt,
8990 convert_local_reference_stmt, convert_tramp_reference_stmt,
8991 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8992 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8995 PR tree-optimization/89027
8996 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8997 for "omp simd array" variables.
8999 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
9002 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
9003 force the alignment of m_val.
9005 2019-01-24 Richard Biener <rguenther@suse.de>
9008 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
9009 When in "legacy" debug mode make sure to reset self-origins.
9011 2019-01-24 Martin Liska <mliska@suse.cz>
9013 PR gcov-profile/88994
9014 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
9015 result will be always smaller or equal to the original.
9016 * gcov.c (mangle_name): Fix else branch where we should
9017 also copy to PTR and shift the pointer.
9019 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
9021 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
9022 * vr-values.c (find_case_label_ranges): Fix a comment typo.
9024 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
9026 * common/config/i386/i386-common.c
9027 (OPTION_MASK_ISA_ENQCMD_SET,
9028 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
9029 (ix86_handle_option): Handle -menqcmd.
9030 * config.gcc (enqcmdintrin.h): New header file.
9031 * config/i386/cpuid.h (bit_ENQCMD): New bit.
9032 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
9034 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
9036 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
9037 __builtin_ia32_enqcmds): New builtins.
9038 * config/i386/i386-c.c (__ENQCMD__): New macro.
9039 * config/i386/i386-option.c (ix86_target_string): Add
9041 (ix86_valid_target_attribute_inner_p): Likewise.
9042 * config/i386/i386-expand.c
9043 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
9044 IX86_BUILTIN_ENQCMDS.
9045 * config/i386/i386.h (TARGET_ENQCMD): New.
9046 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
9047 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
9048 (movdir64b_<mode>): Parameterize to enable share expansion code
9049 with ENQCMD in function ix86_expand_builtin.
9050 * config/i386/i386.opt: Add -menqcmd.
9051 * config/i386/immintrin.h: Include enqcmdintrin.h.
9052 * config/i386/enqcmdintrin.h: New intrinsic file.
9053 * doc/invoke.texi: Add -menqcmd.
9055 2019-01-23 Bin Cheng <bin.cheng@arm.com>
9056 Steve Ellcey <sellcey@marvell.com>
9059 * recog.c (address_operand): Return false on wrong mode for address.
9060 (constrain_operands): Check for mode with 'p' constraint.
9062 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
9065 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
9066 Disparage MMX alternative.
9067 (sse2_cvtpd2pi): Ditto.
9068 (sse2_cvttpd2pi): Ditto.
9070 2019-01-23 David Malcolm <dmalcolm@redhat.com>
9073 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
9074 use-after-free of the result of
9075 aarch64_get_extension_string_for_isa_flags.
9077 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9080 * doc/extend.texi: Document break and continue behavior in
9081 statement expressions.
9083 2019-01-23 Richard Biener <rguenther@suse.de>
9085 PR tree-optimization/89008
9086 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
9087 not leave another stray operand.
9089 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9091 * BASE-VER: Bump to 9.0.1.
9093 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
9095 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
9096 thunk that returns by reference, use the type of the return object
9097 of the thunk instead of that of the alias to build the dereference.
9099 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
9101 * config/arc/atomic.md: Add operand to DMB instruction.
9103 2019-01-23 Jakub Jelinek <jakub@redhat.com>
9105 PR tree-optimization/88964
9106 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
9107 build_zero_cst instead of build_int_cst. Return false for loop
9108 invariants which honor signed zeros.
9110 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
9112 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
9114 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9117 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
9118 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
9119 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
9122 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
9123 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
9126 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
9127 Disable for little endian.
9129 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9132 * config/arm/arm.c (arm_needs_double_word_align): Check
9133 DECL_BIT_FIELD_TYPE.
9135 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
9136 H.J. Lu <hongjiu.lu@intel.com>
9139 * config/i386/i386-builtin.def: Add mask2 to all builtin
9140 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
9142 * config/i386/i386.c (BDESC): Add mask2 to the definition.
9143 (BDESC_FIRST): Likewise.
9144 (define_builtin): Add an argument for mask2. Updated to handle
9145 both ix86_isa_flags and ix86_isa_flags2.
9146 (define_builtin_const): Likewise.
9147 (define_builtin_pure): Likewise.
9148 (define_builtin2): Deleted.
9149 (define_builtin_const2): Likewise.
9150 (builtin_description): Add a member, mask2.
9151 (bdesc_*): Add mask2 to builtin initializations.
9152 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
9153 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
9155 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
9157 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
9160 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
9163 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
9166 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
9167 alignment is dominated by a bitfield with 64-bit aligned base type.
9168 (arm_function_arg): Emit a warning if the alignment has changed since
9169 earlier GCC releases.
9170 (arm_function_arg_boundary): Likewise.
9171 (arm_setup_incoming_varargs): Likewise.
9173 2019-01-22 Richard Biener <rguenther@suse.de>
9175 PR tree-optimization/88862
9176 * graphite-scop-detection.c
9177 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
9179 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
9181 * doc/extend.tex (AMD GCN Function Attributes): New section.
9182 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
9183 * doc/invoke.texi (AMD GCN Options): New section.
9184 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
9186 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
9188 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
9189 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
9191 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9193 PR tree-optimization/88044
9194 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
9195 is false in the first iteration, but !every_iteration, return false
9196 instead of true with niter->niter zero.
9198 PR rtl-optimization/88904
9199 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
9200 any nonequal registers before processing BB_END (b).
9203 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
9205 (expand_binop_directly, expand_doubleword_clz,
9206 expand_doubleword_popcount, expand_ctz, expand_ffs,
9207 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
9209 PR rtl-optimization/49429
9211 PR rtl-optimization/86334
9213 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
9214 addressable from here...
9215 (emit_block_op_via_libcall): ... to here.
9217 2019-01-22 Richard Biener <rguenther@suse.de>
9219 * tree-vect-loop.c (vect_analyze_loop_operations): Use
9220 auto_vec for cost vector to fix memleak.
9221 (vectorize_fold_left_reduction): Properly gather SLP defs.
9222 (vectorizable_comparison): Do not swap operands to properly
9225 2019-01-22 Alan Modra <amodra@gmail.com>
9228 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
9229 stays a reg. Allow a const_int.
9230 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
9231 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
9232 (IS_NOMARK_TLSGETADDR): Define.
9233 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
9234 (rs6000_output_tlsargs): New function.
9235 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
9236 __tls_get_addr call takes an arg.
9237 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
9238 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
9240 (call_value_nonlocal_sysv): ..or here, delete split.
9241 (tls_gdld_nomark): Delete.
9242 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
9243 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
9244 (call_value_nonlocal_sysv): Likewise.
9245 (call_value_nonlocal_sysv_secure): Likewise.
9246 (call_value_nonlocal_aix): Likewise.
9247 (call_value_indirect_aix): Likewise.
9248 (call_value_indirect_elfv2): Likewise.
9249 (call_value_local32, call_value_local64): Disable for no-mark tls.
9250 (call_value_local_aix): Likewise.
9252 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
9255 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
9256 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
9258 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
9260 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
9261 string contents as hash_map keys.
9263 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9266 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
9267 for rvalue context. Handle rvalues correctly. Use min_align_of_type
9268 instead of TYPE_ALIGN.
9269 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
9270 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
9271 pointer from TYPE_STUB_DECL.
9273 2019-01-21 Richard Biener <rguenther@suse.de>
9275 PR tree-optimization/88934
9276 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
9277 at the possibly non-constant operand.
9278 (vect_get_constant_vectors): Adjust.
9280 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
9283 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
9284 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
9285 instead of _X86INTRIN_H_INCLUDED.
9286 * onfig/i386/clwbintrin.h: Likewise.
9287 * config/i386/pkuintrin.h: Likewise.
9288 * config/i386/prfchwintrin.h: Likewise.
9289 * config/i386/rdseedintrin.h: Likewise.
9290 * config/i386/wbnoinvdintrin.h: Likewise.
9291 * config/i386/xsavecintrin.h: Likewise.
9292 * config/i386/xsavesintrin.h: Likewise.
9293 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
9294 * config/i386/xsaveintrin.h: Likewise.
9295 * config/i386/xsaveoptintrin.h: Likewise.
9296 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
9297 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
9298 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
9299 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
9300 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
9301 * config/i386/immintrin.h: Here.
9303 2019-01-20 Martin Jambor <mjambor@suse.cz>
9306 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
9307 with aa_walk_budget.
9308 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
9309 aa_walk_budget_p parameter.
9310 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
9311 walk. Updated all callers.
9312 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
9313 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
9315 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
9316 parameter info. Extract info from fbi. Pass fbi to recursive calls
9317 and to unmodified_parm.
9318 (phi_result_unknown_predicate): New parameter fbi, removed parameter
9319 info, updated call to will_be_nonconstant_expr_predicate.
9320 (param_change_prob): New parameter fbi, limit AA walking.
9321 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
9322 calls to various above functions.
9323 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
9324 parameter. Use it to limit AA walking.
9325 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
9327 (detect_type_change): New parameter fbi, pass it on to
9328 detect_type_change_from_memory_writes.
9329 (detect_type_change_ssa): Likewise.
9330 (aa_overwalked): Removed.
9331 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
9332 accordingly, adjust to the neew AA limiting scheme.
9333 (parm_ref_data_preserved_p): Likewise.
9334 (ipa_compute_jump_functions_for_edge): Adjust call to
9336 (ipa_analyze_call_uses): Likewise.
9337 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
9338 (ipa_analyze_node): Initialize aa_walk_budget.
9339 (ipcp_transform_function): Likewise.
9340 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
9341 to get_dynamic_type.
9343 2019-01-19 Jakub Jelinek <jakub@redhat.com>
9345 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
9346 outside of #if CHECKING_P code.
9348 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
9350 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
9351 New function, split out from...
9352 (loop_versioning::analyze_stride): ...here.
9353 (loop_versioning::find_per_loop_multiplication): Use gassign.
9354 (loop_versioning::analyze_term_using_scevs): Return a success code.
9355 (loop_versioning::analyze_arbitrary_term): New function.
9356 (loop_versioning::analyze_address_fragment): Use
9357 analyze_arbitrary_term if all else fails.
9359 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
9362 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
9365 2019-01-18 Richard Biener <rguenther@suse.de>
9367 PR tree-optimization/88903
9368 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
9369 scalar stmts a SLP shift amount is composed of when detecting
9372 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
9375 * config/arm/arm-cpus.in (mp): New feature.
9377 (fgroup ARMv7ve): Add mp and sec features.
9378 (arch armv7-a): Add options to allow mp and sec extensions.
9379 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
9380 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
9381 extenstions to the base architecture.
9382 (cpu cortex-a8): Add sec extension to the base architecture.
9383 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
9384 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
9385 variants down to the base v7-a varaint.
9386 * config/arm/t-multilib (v7_a_arch_variants): New variable.
9387 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
9388 of permitted extensions for -march=armv7-a and for
9389 -mcpu=generic-armv7-a.
9391 2019-01-18 Martin Liska <mliska@suse.cz>
9393 * params.def: Fix comment.
9394 * tree-profile.c (gimple_init_gcov_profiler): Bump function
9396 (gimple_gen_ic_func_profiler): Likewise.
9398 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9400 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
9401 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
9402 and put in error checks for stack protector guard options.
9403 (aarch64_stack_protect_guard): New.
9404 (TARGET_STACK_PROTECT_GUARD): Define.
9405 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
9406 (reg_stack_protect_address<mode>): New.
9407 (stack_protect_set): Adjust for SSP_GLOBAL.
9408 (stack_protect_test): Likewise.
9409 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
9410 (-mstack-protector-guard): Likewise.
9411 (-mstack-protector-guard-offset): Likewise.
9413 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9415 PR tree-optimization/86214
9416 * tree-inline.h (struct copy_body_data): Add
9417 add_clobbers_to_eh_landing_pads member.
9418 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
9419 (copy_edges_for_bb): Call it if EH edge destination is <
9420 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
9421 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
9422 if flag_stack_reuse != SR_NONE and clear it afterwards.
9424 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
9427 * doc/install.texi (with-multilib-list): Document for aarch64.
9429 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9432 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
9433 (("..."))) with ("...").
9435 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9437 * doc/extend.texi (Built-in Functions for Memory Model Aware
9438 Atomic Operations): Document atomic fetch and nand.
9440 2019-01-18 Martin Liska <mliska@suse.cz>
9441 Richard Biener <rguenther@suse.de>
9444 * cgraph.h (create_version_clone_with_body): Add new argument
9446 * cgraphclones.c (cgraph_node::create_version_clone): Add
9447 DECL_ATTRIBUTES to a newly created decl. And call
9448 valid_attribute_p so that proper cl_target_optimization_node
9449 is set for the newly created declaration.
9450 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
9452 (expand_target_clones): Do not call valid_attribute_p, it must
9454 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
9457 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9460 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
9461 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
9462 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
9464 2019-01-17 Martin Sebor <msebor@redhat.com>
9467 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
9468 Handle anti-ranges the same as no range at all.
9470 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9472 * config/aarch64/aarch64.c (cgraph.h): New include.
9473 (intl.h): New include.
9474 (supported_simd_type): New function.
9475 (currently_supported_simd_type): Ditto.
9476 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9477 (aarch64_simd_clone_adjust): Ditto.
9478 (aarch64_simd_clone_usable): Ditto.
9479 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9480 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9481 (TARGET_SIMD_CLONE_USABLE): Ditto.
9482 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9483 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9486 2019-01-17 Martin Sebor <msebor@redhat.com>
9488 PR tree-optimization/88800
9489 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9490 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9491 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9492 redundant argument. Add new argument and issue diagnostics under
9493 its control. Detect out-of-bounds access even with warnings
9495 (check_bounds_or_overlap): Change return type. Add argument.
9496 (wrestrict_dom_walker::check_call): Adjust.
9497 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9498 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9499 check_bounds_or_overlap's return value.
9500 (handle_builtin_stxncpy): Same.
9501 (handle_builtin_strcat): Same.
9503 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9504 Kwok Cheung Yeung <kcy@codesourcery.com>
9505 Julian Brown <julian@codesourcery.com>
9506 Tom de Vries <tom@codesourcery.com>
9508 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9510 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9512 * doc/sourcebuild.texi: Document dg-require-effective-target
9513 llvm_binutils and offload_gcn.
9515 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9516 Kwok Cheung Yeung <kcy@codesourcery.com>
9517 Julian Brown <julian@codesourcery.com>
9518 Tom de Vries <tom@codesourcery.com>
9520 * doc/sourcebuild.texi: Document dg-required-effective-target
9523 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9524 Kwok Cheung Yeung <kcy@codesourcery.com>
9525 Julian Brown <julian@codesourcery.com>
9526 Tom de Vries <tom@codesourcery.com>
9527 Jan Hubicka <hubicka@ucw.cz>
9528 Martin Jambor <mjambor@suse.cz>
9530 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9531 * configure.ac: Check for dlopen.
9532 * configure: Regenerate.
9534 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9535 Kwok Cheung Yeung <kcy@codesourcery.com>
9536 Julian Brown <julian@codesourcery.com>
9537 Tom de Vries <tom@codesourcery.com>
9538 Jan Hubicka <hubicka@ucw.cz>
9539 Martin Jambor <mjambor@suse.cz>
9541 * common/config/gcn/gcn-common.c: New file.
9542 * config/gcn/driver-gcn.c: New file.
9543 * config/gcn/gcn-builtins.def: New file.
9544 * config/gcn/gcn-hsa.h: New file.
9545 * config/gcn/gcn-modes.def: New file.
9546 * config/gcn/gcn-opts.h: New file.
9547 * config/gcn/gcn-passes.def: New file.
9548 * config/gcn/gcn-protos.h: New file.
9549 * config/gcn/gcn-run.c: New file.
9550 * config/gcn/gcn-tree.c: New file.
9551 * config/gcn/gcn.c: New file.
9552 * config/gcn/gcn.h: New file.
9553 * config/gcn/gcn.opt: New file.
9554 * config/gcn/t-gcn-hsa: New file.
9556 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9557 Kwok Cheung Yeung <kcy@codesourcery.com>
9558 Julian Brown <julian@codesourcery.com>
9559 Tom de Vries <tom@codesourcery.com>
9560 Jan Hubicka <hubicka@ucw.cz>
9561 Martin Jambor <mjambor@suse.cz>
9563 * config/gcn/constraints.md: New file.
9564 * config/gcn/gcn-valu.md: New file.
9565 * config/gcn/gcn.md: New file.
9566 * config/gcn/predicates.md: New file.
9568 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9570 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9571 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9572 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9573 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9575 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9578 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9579 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9580 it and document registers.
9582 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9584 * config/aarch64/aarch64.c (ares_tunings): Define.
9585 * config/aarch64/aarch64-cores.def (ares): Use the above.
9587 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9591 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9593 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9594 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9595 (_mm512_maskz_fixupimm_round_pd): Ditto.
9596 (_mm512_fixupimm_round_ps): Ditto.
9597 (_mm512_maskz_fixupimm_round_ps): Ditto.
9598 (_mm_fixupimm_round_sd): Ditto.
9599 (_mm_maskz_fixupimm_round_sd): Ditto.
9600 (_mm_fixupimm_round_ss): Ditto.
9601 (_mm_maskz_fixupimm_round_ss): Ditto.
9602 (_mm512_fixupimm_pd): Ditto.
9603 (_mm512_maskz_fixupimm_pd): Ditto.
9604 (_mm512_fixupimm_ps): Ditto.
9605 (_mm512_maskz_fixupimm_ps): Ditto.
9606 (_mm_fixupimm_sd): Ditto.
9607 (_mm_maskz_fixupimm_sd): Ditto.
9608 (_mm_fixupimm_ss): Ditto.
9609 (_mm_maskz_fixupimm_ss): Ditto.
9610 (_mm512_mask_fixupimm_round_pd): Update builtin.
9611 (_mm512_mask_fixupimm_round_ps): Ditto.
9612 (_mm_mask_fixupimm_round_sd): Ditto.
9613 (_mm_mask_fixupimm_round_ss): Ditto.
9614 (_mm512_mask_fixupimm_pd): Ditto.
9615 (_mm512_mask_fixupimm_ps): Ditto.
9616 (_mm_mask_fixupimm_sd): Ditto.
9617 (_mm_mask_fixupimm_ss): Ditto.
9618 * config/i386/avx512vlintrin.h:
9619 (_mm256_fixupimm_pd): Update parameters and builtin.
9620 (_mm256_maskz_fixupimm_pd): Ditto.
9621 (_mm256_fixupimm_ps): Ditto.
9622 (_mm256_maskz_fixupimm_ps): Ditto.
9623 (_mm_fixupimm_pd): Ditto.
9624 (_mm_maskz_fixupimm_pd): Ditto.
9625 (_mm_fixupimm_ps): Ditto.
9626 (_mm_maskz_fixupimm_ps): Ditto.
9627 (_mm256_mask_fixupimm_pd): Update builtin.
9628 (_mm256_mask_fixupimm_ps): Ditto.
9629 (_mm_mask_fixupimm_pd): Ditto.
9630 (_mm_mask_fixupimm_ps): Ditto.
9631 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9632 * config/i386/i386-builtin.def: Update builtin definitions.
9633 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9634 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9635 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9636 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9637 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9638 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9639 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9640 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9641 * config/i386/subst.md:
9642 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9643 (round_saeonly_sd_mask_op4): Ditto.
9644 (round_saeonly_expand_operand5): Ditto.
9645 (round_saeonly_expand): Update.
9647 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9651 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9653 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9654 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9655 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9656 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9657 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9658 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9659 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9661 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9665 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9668 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9669 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9670 instead of UNSPEC_FIXUPIMM.
9672 2019-01-17 Richard Biener <rguenther@suse.de>
9675 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9676 and friends for the LTO part of debug info.
9678 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9680 PR tree-optimization/86214
9681 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9684 PR rtl-optimization/88870
9685 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9686 throw if we can't alter the cfg or delete dead exceptions.
9687 (mark_insn): Don't call find_call_stack_args for such calls.
9689 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9691 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9692 prototypes for vec_st.
9693 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9694 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9695 mainly on signed/unsigned long long and double.
9697 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9700 * combine.c (delete_noop_moves): Convert to "bool" return,
9701 returning true if any edges are eliminated.
9702 (combine_instructions): Also return true if delete_noop_moves
9705 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9707 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9708 correct max nunits for endian swap.
9709 (aarch64_expand_fcmla_builtin): Correct subreg code.
9710 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9711 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9714 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9716 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9717 Handle split indirect COMPLEX_TYPE arguments.
9719 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9722 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9723 bit is set by add and compare.
9724 (CC_ADC): New CC_MODE.
9725 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9726 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9727 comparison. Add detection for CC_ADCmode.
9728 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9730 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9731 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9732 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9733 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9734 to eliminate the need for zero-extending the operands.
9735 (add<mode>3_compareC_imm): Delete. Merge into ...
9736 (add<mode>3_compareC): ... this. Restructure the comparison to
9737 eliminate the need for zero-extending the operands.
9738 (add<mode>3_carryin): Use LTU for the overflow detection.
9739 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9740 Reexpress comparison for overflow.
9741 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9742 (add<mode>3_carryinC): Likewise.
9743 (add<mode>3_carryinV): Use LTU for carry between partials.
9744 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9745 handling of CC_Cmode and add CC_ADCmode.
9746 (aarch64_borrow_operation): Likewise.
9748 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9750 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9751 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9752 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9753 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9755 2019-01-16 Martin Liska <mliska@suse.cz>
9757 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9759 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9761 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9762 (path_prefix_reset): Move up in the source file.
9763 (find_fortran_preinclude_file): Make complex search for the
9764 fortran header files.
9766 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9768 * godump.c (go_output_typedef): When outputting a typedef, refer
9769 to the underlying type by its name and not its structure.
9771 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9774 * tree.c (build_function_type): Assert that arg_types is not
9777 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9780 * doc/extend.texi: Document that listing the stack pointer in the
9781 clobber list of an asm is a deprecated feature.
9782 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9783 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9784 warning instead of an error for clobbers of the stack pointer.
9785 Add a note explaining why.
9787 2019-01-15 Richard Biener <rguenther@suse.de>
9790 * dwarf2out.c (gen_member_die): Do not generate inheritance
9793 2019-01-15 Richard Biener <rguenther@suse.de>
9795 PR tree-optimization/88855
9796 * tree-if-conv.c (combine_blocks): Collect
9797 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9799 2019-01-15 Tom de Vries <tdevries@suse.de>
9802 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9803 lhs == NULL_TREE for gang-level reduction.
9805 2019-01-15 Richard Biener <rguenther@suse.de>
9806 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9809 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9810 return true if SSA_NAME is already marked in visited bitmap.
9811 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9813 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9815 PR tree-optimization/88775
9816 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9817 equal == 0 equality pointer comparisons some more if compared in
9818 integral types and either one points to an automatic var and the
9819 other to a global, or we can prove at least one points to the middle
9820 or both point to start or both point to end.
9822 2019-01-14 Andi Kleen <ak@linux.intel.com>
9824 * Makefile.in: Lower autofdo sampling rate by 10x.
9825 * Makefile.tpl: Dito.
9827 2019-01-14 Tom Honermann <tom@honermann.net>
9829 * defaults.h: Define CHAR8_TYPE.
9831 2019-01-14 Martin Sebor <msebor@redhat.com>
9834 * doc/extend.texi (Darwin Format Checks): Clarify.
9836 2019-01-14 Richard Biener <rguenther@suse.de>
9838 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9839 whether we are in (simplify ...) or (match ...) context.
9841 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9843 PR rtl-optimization/88796
9844 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9845 * cfgexpand.c (stack_protect_prologue): Initialize
9846 crtl->stack_protect_guard_decl.
9847 * function.c (stack_protect_epilogue): Use it instead of calling
9848 targetm.stack_protect_guard again.
9849 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9850 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9851 crtl->stack_protect_guard_decl.
9852 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9853 on the returned MEM_EXPR.
9855 2019-01-12 Tom de Vries <tdevries@suse.de>
9857 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9858 vector length using -fopenacc-dim.
9860 2019-01-12 Tom de Vries <tdevries@suse.de>
9862 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9863 lengths into account.
9865 2019-01-12 Svante Signell <svante.signell@gmail.com>
9867 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9868 (TARGET_CAN_SPLIT_STACK): Define.
9869 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9871 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9873 * params.def (inline-unit-growth): Set to 40.
9875 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9877 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9879 2019-01-12 Tom de Vries <tdevries@suse.de>
9881 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9882 region calling vector-partitionable routine, set default_vector_length
9885 2019-01-12 Tom de Vries <tdevries@suse.de>
9887 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9888 variable default_vector_length.
9890 2019-01-12 Tom de Vries <tdevries@suse.de>
9893 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9894 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9897 2019-01-12 Tom de Vries <tdevries@suse.de>
9899 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9900 (nvptx_goacc_validate_dims): Add used parameter.
9901 * doc/tm.texi: Regenerate.
9902 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9903 argument to call to targetm.goacc.validate_dims.
9904 (default_goacc_validate_dims): Add used
9906 * target.def (validate_dims): Add used parameter in DEFHOOK.
9907 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9909 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9913 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9915 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9916 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9917 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9918 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9920 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9922 PR rtl-optimization/87305
9924 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9925 for little endian pseudos used as paradoxical subreg.
9927 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9929 PR tree-optimization/88693
9930 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9931 for STRING_CSTs that don't contain any NUL characters in the first
9932 TREE_STRING_LENGTH bytes.
9934 2019-01-11 Alan Modra <amodra@gmail.com>
9938 * genattrtab.c (min_fn): Don't translate values.
9939 (min_attr_value): Return INT_MAX when the value can't be calculated.
9940 Return minimum among any values that can be calculated.
9941 (max_attr_value): Adjust.
9943 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9945 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9947 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9949 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9950 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9951 (aarch64_return_call_with_max_clobbers): New function.
9952 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9953 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9955 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9956 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9957 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9958 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9959 * cselib.c (cselib_process_insn): Add argument to
9960 targetm.hard_regno_call_part_clobbered call.
9961 * ira-conflicts.c (ira_build_conflicts): Ditto.
9962 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9963 * lra-constraints.c (inherit_reload_reg): Ditto.
9964 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9965 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9966 argument. Call targetm.return_call_with_max_clobbers.
9967 Add argument to targetm.hard_regno_call_part_clobbered call.
9968 (calls_have_same_clobbers_p): New function.
9969 (process_bb_lives): Add call_insn and last_call_insn variables.
9970 Pass call_insn to check_pseudos_live_through_calls.
9971 Modify if stmt to check targetm.return_call_with_max_clobbers.
9972 Update setting of flush variable.
9973 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9975 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9976 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9977 targetm.hard_regno_call_part_clobbered call.
9978 * reginfo.c (choose_hard_reg_mode): Ditto.
9979 * regrename.c (check_new_reg_p): Ditto.
9980 * reload.c (find_equiv_reg): Ditto.
9981 * reload1.c (emit_reload_insns): Ditto.
9982 * sched-deps.c (deps_analyze_insn): Ditto.
9983 * sel-sched.c (init_regs_for_mode): Ditto.
9984 (mark_unavailable_hard_regs): Ditto.
9985 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9986 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9987 (return_call_with_max_clobbers): New target function.
9988 * doc/tm.texi: Regenerate.
9989 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9990 * hooks.c (hook_bool_uint_mode_false): Change to
9991 hook_bool_insn_uint_mode_false.
9992 * hooks.h (hook_bool_uint_mode_false): Ditto.
9994 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9996 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9997 (aarch64_remove_extra_call_preserved_regs): New function.
9998 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9999 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
10000 * doc/tm.texi: Regenerate.
10001 * final.c (get_call_reg_set_usage): Call new hook.
10002 * target.def (remove_extra_call_preserved_regs): New hook.
10003 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
10004 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
10006 2019-01-11 Jakub Jelinek <jakub@redhat.com>
10009 * passes.c (finish_optimization_passes): Call print_combine_total_stats
10010 inside of pass_combine_1 dump rather than pass_profile_1.
10012 2019-01-11 Tom de Vries <tdevries@suse.de>
10014 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
10015 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
10016 (PTX_NUM_PER_WORKER_BARRIERS): Define.
10017 (nvptx_apply_dim_limits): Prevent vector_length 64 and
10020 2019-01-11 Tom de Vries <tdevries@suse.de>
10022 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
10024 2019-01-11 Jan Beulich <jbeulich@suse.com>
10026 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
10027 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
10028 sse2_cvtsi2sd): Add {l}.
10029 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
10032 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10035 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
10037 (*float<floatunssuffix>v2div2sf2): New define_insn.
10038 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
10039 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
10040 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
10041 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
10042 match_operands with "const0_operand" "C".
10044 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10046 * config/aarch64/aarch64-builtins.c
10047 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
10048 (aarch64_init_simd_builtins): ...Here
10050 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
10052 PR rtl-optimization/87305
10054 (setup_live_pseudos_and_spill_after_risky_transforms): Check
10055 allocation for big endian pseudos used as paradoxical subregs and
10056 spill them if it is wrong.
10057 * lra-constraints.c (lra_constraints): Add a comment.
10059 2019-01-10 Richard Biener <rguenther@suse.de>
10061 PR tree-optimization/88792
10062 * tree-ssa-pre.c (get_representative_for): Do not return a
10065 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10067 PR middle-end/84877
10069 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
10070 (assign_parm_setup_block): Do the argument slot realignment here
10073 2019-01-10 Stefan Agner <stefan@agner.ch>
10076 * config/arm/arm.c (arm_option_override_internal): Force
10077 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
10079 2019-01-10 Jakub Jelinek <jakub@redhat.com>
10082 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
10085 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10087 * config/arm/arm-builtins.c
10088 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
10089 (MAC_LANE_PAIR_QUALIFIERS): New.
10090 (arm_expand_builtin_args): Use it.
10091 (arm_expand_builtin_1): Likewise.
10092 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
10093 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
10094 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
10095 * config/arm/arm_neon.h:
10096 (vcadd_rot90_f16): New.
10097 (vcaddq_rot90_f16): New.
10098 (vcadd_rot270_f16): New.
10099 (vcaddq_rot270_f16): New.
10102 (vcmla_lane_f16): New.
10103 (vcmla_laneq_f16): New.
10104 (vcmlaq_lane_f16): New.
10105 (vcmlaq_laneq_f16): New.
10106 (vcmla_rot90_f16): New.
10107 (vcmlaq_rot90_f16): New.
10108 (vcmla_rot90_lane_f16): New.
10109 (vcmla_rot90_laneq_f16): New.
10110 (vcmlaq_rot90_lane_f16): New.
10111 (vcmlaq_rot90_laneq_f16): New.
10112 (vcmla_rot180_f16): New.
10113 (vcmlaq_rot180_f16): New.
10114 (vcmla_rot180_lane_f16): New.
10115 (vcmla_rot180_laneq_f16): New.
10116 (vcmlaq_rot180_lane_f16): New.
10117 (vcmlaq_rot180_laneq_f16): New.
10118 (vcmla_rot270_f16): New.
10119 (vcmlaq_rot270_f16): New.
10120 (vcmla_rot270_lane_f16): New.
10121 (vcmla_rot270_laneq_f16): New.
10122 (vcmlaq_rot270_lane_f16): New.
10123 (vcmlaq_rot270_laneq_f16): New.
10124 (vcadd_rot90_f32): New.
10125 (vcaddq_rot90_f32): New.
10126 (vcadd_rot270_f32): New.
10127 (vcaddq_rot270_f32): New.
10130 (vcmla_lane_f32): New.
10131 (vcmla_laneq_f32): New.
10132 (vcmlaq_lane_f32): New.
10133 (vcmlaq_laneq_f32): New.
10134 (vcmla_rot90_f32): New.
10135 (vcmlaq_rot90_f32): New.
10136 (vcmla_rot90_lane_f32): New.
10137 (vcmla_rot90_laneq_f32): New.
10138 (vcmlaq_rot90_lane_f32): New.
10139 (vcmlaq_rot90_laneq_f32): New.
10140 (vcmla_rot180_f32): New.
10141 (vcmlaq_rot180_f32): New.
10142 (vcmla_rot180_lane_f32): New.
10143 (vcmla_rot180_laneq_f32): New.
10144 (vcmlaq_rot180_lane_f32): New.
10145 (vcmlaq_rot180_laneq_f32): New.
10146 (vcmla_rot270_f32): New.
10147 (vcmlaq_rot270_f32): New.
10148 (vcmla_rot270_lane_f32): New.
10149 (vcmla_rot270_laneq_f32): New.
10150 (vcmlaq_rot270_lane_f32): New.
10151 (vcmlaq_rot270_laneq_f32): New.
10152 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
10153 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
10154 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
10155 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
10156 vcmlaq_lane270): New.
10157 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
10158 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
10159 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
10160 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
10161 (arm_option_reconfigure_globals): Use them.
10162 * config/arm/iterators.md (VDF, VQ_HSF): New.
10163 (VCADD, VCMLA): New.
10164 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
10165 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
10167 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
10168 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
10170 2019-01-10 Tamar Christina <tamar.christina@arm.com>
10172 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
10173 Add qualifier_lane_pair_index.
10174 (emit-rtl.h): Include.
10175 (TYPES_QUADOP_LANE_PAIR): New.
10176 (aarch64_simd_expand_args): Use it.
10177 (aarch64_simd_expand_builtin): Likewise.
10178 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
10180 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
10181 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
10182 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
10183 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
10184 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
10185 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
10186 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
10187 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
10188 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
10189 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
10190 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
10191 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
10192 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
10193 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
10194 Add __ARM_FEATURE_COMPLEX.
10195 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
10196 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
10197 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
10198 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
10199 fcmlaq_lane270): New.
10200 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10201 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
10202 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
10203 * config/aarch64/arm_neon.h:
10204 (vcadd_rot90_f16): New.
10205 (vcaddq_rot90_f16): New.
10206 (vcadd_rot270_f16): New.
10207 (vcaddq_rot270_f16): New.
10210 (vcmla_lane_f16): New.
10211 (vcmla_laneq_f16): New.
10212 (vcmlaq_lane_f16): New.
10213 (vcmlaq_rot90_lane_f16): New.
10214 (vcmla_rot90_laneq_f16): New.
10215 (vcmla_rot90_lane_f16): New.
10216 (vcmlaq_rot90_f16): New.
10217 (vcmla_rot90_f16): New.
10218 (vcmlaq_laneq_f16): New.
10219 (vcmla_rot180_laneq_f16): New.
10220 (vcmla_rot180_lane_f16): New.
10221 (vcmlaq_rot180_f16): New.
10222 (vcmla_rot180_f16): New.
10223 (vcmlaq_rot90_laneq_f16): New.
10224 (vcmlaq_rot270_laneq_f16): New.
10225 (vcmlaq_rot270_lane_f16): New.
10226 (vcmla_rot270_laneq_f16): New.
10227 (vcmlaq_rot270_f16): New.
10228 (vcmla_rot270_f16): New.
10229 (vcmlaq_rot180_laneq_f16): New.
10230 (vcmlaq_rot180_lane_f16): New.
10231 (vcmla_rot270_lane_f16): New.
10232 (vcadd_rot90_f32): New.
10233 (vcaddq_rot90_f32): New.
10234 (vcaddq_rot90_f64): New.
10235 (vcadd_rot270_f32): New.
10236 (vcaddq_rot270_f32): New.
10237 (vcaddq_rot270_f64): New.
10241 (vcmla_lane_f32): New.
10242 (vcmla_laneq_f32): New.
10243 (vcmlaq_lane_f32): New.
10244 (vcmlaq_laneq_f32): New.
10245 (vcmla_rot90_f32): New.
10246 (vcmlaq_rot90_f32): New.
10247 (vcmlaq_rot90_f64): New.
10248 (vcmla_rot90_lane_f32): New.
10249 (vcmla_rot90_laneq_f32): New.
10250 (vcmlaq_rot90_lane_f32): New.
10251 (vcmlaq_rot90_laneq_f32): New.
10252 (vcmla_rot180_f32): New.
10253 (vcmlaq_rot180_f32): New.
10254 (vcmlaq_rot180_f64): New.
10255 (vcmla_rot180_lane_f32): New.
10256 (vcmla_rot180_laneq_f32): New.
10257 (vcmlaq_rot180_lane_f32): New.
10258 (vcmlaq_rot180_laneq_f32): New.
10259 (vcmla_rot270_f32): New.
10260 (vcmlaq_rot270_f32): New.
10261 (vcmlaq_rot270_f64): New.
10262 (vcmla_rot270_lane_f32): New.
10263 (vcmla_rot270_laneq_f32): New.
10264 (vcmlaq_rot270_lane_f32): New.
10265 (vcmlaq_rot270_laneq_f32): New.
10266 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
10267 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
10268 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
10269 (FCADD, FCMLA): New.
10271 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
10273 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10277 * config/pa/pa.c: Change "can not" to "cannot".
10278 * gimple-ssa-evrp-analyze.c: Likewise.
10279 * ipa-icf.c: Likewise.
10280 * ipa-polymorphic-call.c: Likewise.
10281 * ipa-pure-const.c: Likewise.
10282 * lra-constraints.c: Likewise.
10283 * lra-remat.c: Likewise.
10284 * reload1.c: Likewise.
10285 * reorg.c: Likewise.
10286 * tree-ssa-uninit.c: Likewise.
10288 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10292 * Makefile.in: Mechanically replace "can not" with "cannot".
10293 * alias.c: Likewise.
10294 * builtins.c: Likewise.
10295 * calls.c: Likewise.
10296 * cgraph.c: Likewise.
10297 * cgraph.h: Likewise.
10298 * cgraphclones.c: Likewise.
10299 * cgraphunit.c: Likewise.
10300 * combine-stack-adj.c: Likewise.
10301 * combine.c: Likewise.
10302 * common/config/i386/i386-common.c: Likewise.
10303 * config/aarch64/aarch64.c: Likewise.
10304 * config/alpha/sync.md: Likewise.
10305 * config/arc/arc.c: Likewise.
10306 * config/arc/predicates.md: Likewise.
10307 * config/arm/arm-c.c: Likewise.
10308 * config/arm/arm.c: Likewise.
10309 * config/arm/arm.h: Likewise.
10310 * config/arm/arm.md: Likewise.
10311 * config/arm/cortex-r4f.md: Likewise.
10312 * config/csky/csky.c: Likewise.
10313 * config/csky/csky.h: Likewise.
10314 * config/darwin-f.c: Likewise.
10315 * config/epiphany/epiphany.md: Likewise.
10316 * config/i386/i386.c: Likewise.
10317 * config/i386/sol2.h: Likewise.
10318 * config/m68k/m68k.c: Likewise.
10319 * config/mcore/mcore.h: Likewise.
10320 * config/microblaze/microblaze.md: Likewise.
10321 * config/mips/20kc.md: Likewise.
10322 * config/mips/sb1.md: Likewise.
10323 * config/nds32/nds32.c: Likewise.
10324 * config/nds32/predicates.md: Likewise.
10325 * config/pa/pa.c: Likewise.
10326 * config/rs6000/e300c2c3.md: Likewise.
10327 * config/rs6000/rs6000.c: Likewise.
10328 * config/s390/s390.h: Likewise.
10329 * config/sh/sh.c: Likewise.
10330 * config/sh/sh.md: Likewise.
10331 * config/spu/vmx2spu.h: Likewise.
10332 * cprop.c: Likewise.
10333 * dbxout.c: Likewise.
10334 * df-scan.c: Likewise.
10335 * doc/cfg.texi: Likewise.
10336 * doc/extend.texi: Likewise.
10337 * doc/fragments.texi: Likewise.
10338 * doc/gty.texi: Likewise.
10339 * doc/invoke.texi: Likewise.
10340 * doc/lto.texi: Likewise.
10341 * doc/md.texi: Likewise.
10342 * doc/objc.texi: Likewise.
10343 * doc/rtl.texi: Likewise.
10344 * doc/tm.texi: Likewise.
10346 * emit-rtl.c: Likewise.
10347 * emit-rtl.h: Likewise.
10348 * except.c: Likewise.
10349 * expmed.c: Likewise.
10350 * expr.c: Likewise.
10351 * fold-const.c: Likewise.
10352 * genautomata.c: Likewise.
10353 * gimple-fold.c: Likewise.
10354 * hard-reg-set.h: Likewise.
10355 * ifcvt.c: Likewise.
10356 * ipa-comdats.c: Likewise.
10357 * ipa-cp.c: Likewise.
10358 * ipa-devirt.c: Likewise.
10359 * ipa-fnsummary.c: Likewise.
10360 * ipa-icf.c: Likewise.
10361 * ipa-inline-transform.c: Likewise.
10362 * ipa-inline.c: Likewise.
10363 * ipa-polymorphic-call.c: Likewise.
10364 * ipa-profile.c: Likewise.
10365 * ipa-prop.c: Likewise.
10366 * ipa-pure-const.c: Likewise.
10367 * ipa-reference.c: Likewise.
10368 * ipa-split.c: Likewise.
10369 * ipa-visibility.c: Likewise.
10371 * ira-build.c: Likewise.
10372 * ira-color.c: Likewise.
10373 * ira-conflicts.c: Likewise.
10374 * ira-costs.c: Likewise.
10375 * ira-int.h: Likewise.
10376 * ira-lives.c: Likewise.
10379 * loop-invariant.c: Likewise.
10380 * loop-unroll.c: Likewise.
10381 * lower-subreg.c: Likewise.
10382 * lra-assigns.c: Likewise.
10383 * lra-constraints.c: Likewise.
10384 * lra-eliminations.c: Likewise.
10385 * lra-lives.c: Likewise.
10386 * lra-remat.c: Likewise.
10387 * lra-spills.c: Likewise.
10389 * lto-cgraph.c: Likewise.
10390 * lto-streamer-out.c: Likewise.
10391 * postreload-gcse.c: Likewise.
10392 * predict.c: Likewise.
10393 * profile-count.h: Likewise.
10394 * profile.c: Likewise.
10395 * recog.c: Likewise.
10397 * reload.c: Likewise.
10398 * reload1.c: Likewise.
10399 * reorg.c: Likewise.
10400 * resource.c: Likewise.
10401 * rtl.def: Likewise.
10403 * rtlanal.c: Likewise.
10404 * sched-deps.c: Likewise.
10405 * sched-ebb.c: Likewise.
10406 * sched-rgn.c: Likewise.
10407 * sel-sched-ir.c: Likewise.
10408 * sel-sched.c: Likewise.
10409 * shrink-wrap.c: Likewise.
10410 * simplify-rtx.c: Likewise.
10411 * symtab.c: Likewise.
10412 * target.def: Likewise.
10413 * toplev.c: Likewise.
10414 * tree-call-cdce.c: Likewise.
10415 * tree-cfg.c: Likewise.
10416 * tree-complex.c: Likewise.
10417 * tree-core.h: Likewise.
10418 * tree-eh.c: Likewise.
10419 * tree-inline.c: Likewise.
10420 * tree-loop-distribution.c: Likewise.
10421 * tree-nrv.c: Likewise.
10422 * tree-profile.c: Likewise.
10423 * tree-sra.c: Likewise.
10424 * tree-ssa-alias.c: Likewise.
10425 * tree-ssa-dce.c: Likewise.
10426 * tree-ssa-dom.c: Likewise.
10427 * tree-ssa-forwprop.c: Likewise.
10428 * tree-ssa-loop-im.c: Likewise.
10429 * tree-ssa-loop-ivcanon.c: Likewise.
10430 * tree-ssa-loop-ivopts.c: Likewise.
10431 * tree-ssa-loop-niter.c: Likewise.
10432 * tree-ssa-phionlycprop.c: Likewise.
10433 * tree-ssa-phiopt.c: Likewise.
10434 * tree-ssa-propagate.c: Likewise.
10435 * tree-ssa-threadedge.c: Likewise.
10436 * tree-ssa-threadupdate.c: Likewise.
10437 * tree-ssa-uninit.c: Likewise.
10438 * tree-ssanames.c: Likewise.
10439 * tree-streamer-out.c: Likewise.
10440 * tree.c: Likewise.
10441 * tree.h: Likewise.
10442 * vr-values.c: Likewise.
10444 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
10446 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
10447 (ix86_split_xorsign): Ditto.
10448 * config/i386/i386.c (ix86_expand_xorsign): New function.
10449 (ix86_split_xorsign): Ditto.
10450 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
10451 (xorsign<mode>3): New expander.
10452 (xorsign<mode>3_1): New insn_and_split pattern.
10453 * config/i386/sse.md (xorsign<mode>3): New expander.
10455 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10457 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
10458 (*tablejump_sp64): Likewise.
10459 (*tablejump<P:mode>): ...this.
10460 (*call_address_sp32): Merge into...
10461 (*call_address_sp64): Likewise.
10462 (*call_address<P:mode>): ...this.
10463 (*call_symbolic_sp32): Merge into...
10464 (*call_symbolic_sp64): Likewise.
10465 (*call_symbolic<P:mode>): ...this.
10466 (call_value): Remove constraint and add predicate.
10467 (*call_value_address_sp32): Merge into...
10468 (*call_value_address_sp64): Likewise.
10469 (*call_value_address<P:mode>): ...this.
10470 (*call_value_symbolic_sp32): Merge into...
10471 (*call_value_symbolic_sp64): Likewise.
10472 (*call_value_symbolic<P:mode>): ...this.
10473 (*sibcall_symbolic_sp32): Merge into...
10474 (*sibcall_symbolic_sp64): Likewise.
10475 (*sibcall_symbolic<P:mode>): ...this.
10476 (sibcall_value): Remove constraint and add predicate.
10477 (*sibcall_value_symbolic_sp32): Merge into...
10478 (*sibcall_value_symbolic_sp64): Likewise.
10479 (*sibcall_value_symbolic<P:mode>): ...this.
10480 (window_save): Minor tweak.
10481 (*branch_sp32): Merge into...
10482 (*branch_sp64): Likewise.
10483 (*branch<P:mode>): ...this.
10485 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10486 James Clarke <jrtc27@jrtc27.com>
10489 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10490 consistently in TLS address generation and adjust code to the renaming
10491 of patterns. Mark calls to __tls_get_addr as const.
10492 * config/sparc/sparc.md (tgd_hi22): Turn into...
10493 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10494 (tgd_lo10): Turn into...
10495 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10496 (tgd_add32): Merge into...
10497 (tgd_add64): Likewise.
10498 (tgd_add<P:mode>): ...this and use Pmode throughout.
10499 (tldm_hi22): Turn into...
10500 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10501 (tldm_lo10): Turn into...
10502 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10503 (tldm_add32): Merge into...
10504 (tldm_add64): Likewise.
10505 (tldm_add<P:mode>): ...this and use Pmode throughout.
10506 (tldm_call32): Merge into...
10507 (tldm_call64): Likewise.
10508 (tldm_call<P:mode>): ...this and use Pmode throughout.
10509 (tldo_hix22): Turn into...
10510 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10511 (tldo_lox10): Turn into...
10512 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10513 (tldo_add32): Merge into...
10514 (tldo_add64): Likewise.
10515 (tldo_add<P:mode>): ...this and use Pmode throughout.
10516 (tie_hi22): Turn into...
10517 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10518 (tie_lo10): Turn into...
10519 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10520 (tie_ld64): Use DImode throughout.
10521 (tie_add32): Merge into...
10522 (tie_add64): Likewise.
10523 (tie_add<P:mode>): ...this and use Pmode throughout.
10524 (tle_hix22_sp32): Merge into...
10525 (tle_hix22_sp64): Likewise.
10526 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10527 (tle_lox22_sp32): Merge into...
10528 (tle_lox22_sp64): Likewise.
10529 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10530 (*tldo_ldub_sp32): Merge into...
10531 (*tldo_ldub_sp64): Likewise.
10532 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10533 (*tldo_ldub1_sp32): Merge into...
10534 (*tldo_ldub1_sp64): Likewise.
10535 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10536 (*tldo_ldub2_sp32): Merge into...
10537 (*tldo_ldub2_sp64): Likewise.
10538 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10539 (*tldo_ldsb1_sp32): Merge into...
10540 (*tldo_ldsb1_sp64): Likewise.
10541 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10542 (*tldo_ldsb2_sp32): Merge into...
10543 (*tldo_ldsb2_sp64): Likewise.
10544 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10545 (*tldo_ldub3_sp64): Use DImode throughout.
10546 (*tldo_ldsb3_sp64): Likewise.
10547 (*tldo_lduh_sp32): Merge into...
10548 (*tldo_lduh_sp64): Likewise.
10549 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10550 (*tldo_lduh1_sp32): Merge into...
10551 (*tldo_lduh1_sp64): Likewise.
10552 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10553 (*tldo_ldsh1_sp32): Merge into...
10554 (*tldo_ldsh1_sp64): Likewise.
10555 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10556 (*tldo_lduh2_sp64): Use DImode throughout.
10557 (*tldo_ldsh2_sp64): Likewise.
10558 (*tldo_lduw_sp32): Merge into...
10559 (*tldo_lduw_sp64): Likewise.
10560 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10561 (*tldo_lduw1_sp64): Use DImode throughout.
10562 (*tldo_ldsw1_sp64): Likewise.
10563 (*tldo_ldx_sp64): Likewise.
10564 (*tldo_stb_sp32): Merge into...
10565 (*tldo_stb_sp64): Likewise.
10566 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10567 (*tldo_sth_sp32): Merge into...
10568 (*tldo_sth_sp64): Likewise.
10569 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10570 (*tldo_stw_sp32): Merge into...
10571 (*tldo_stw_sp64): Likewise.
10572 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10573 (*tldo_stx_sp64): Use DImode throughout.
10575 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10577 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10578 check configure option to set BTI and Return Address Signing.
10579 * configure.ac: Add --enable-standard-branch-protection and
10580 --disable-standard-branch-protection.
10581 * configure: Regenerated.
10582 * doc/install.texi: Document the same.
10584 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10585 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10587 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10588 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10589 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10591 * config/aarch64/aarch64-bti-insert.c: New file.
10592 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10594 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10596 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10597 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10598 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10599 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10601 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10603 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10604 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10605 Disable bti for -mbranch-protection=none.
10606 (aarch64_handle_standard_branch_protection): Enable bti for
10607 -mbranch-protection=standard.
10608 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10609 -mbranch-protection.
10610 (aarch64_bti_enabled): Check if bti is enabled.
10611 * config/aarch64/aarch64.opt: Declare target variable.
10612 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10614 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10616 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10617 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10618 (aarch64_expand_epilogue): Likewise.
10619 (aarch64_output_mi_thunk): Likewise
10620 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10621 TAILCALL_ADDR_REGS to x16 and x17.
10622 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10624 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10626 * config/aarch64/aarch64-option-extensions.def: Define
10627 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10628 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10629 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10630 (AARCH64_FL_PREDRES): New.
10631 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10632 AARCH64_FL_PREDRES by default.
10633 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10635 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10637 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10639 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10640 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10641 * doc/invoke.texi: Document ARMv8.5-A.
10643 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10645 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10646 (xorsign<mode>3): Likewise.
10648 2019-01-09 Jelinek <jakub@redhat.com>
10650 PR middle-end/88758
10651 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10652 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10654 PR rtl-optimization/88331
10655 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10656 not currently_expanding_to_rtl.
10658 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10660 * doc/invoke.texi (-Os): Remove trailing spaces.
10661 (-finline-functions): Remove reference to -O2.
10663 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10665 PR rtl-optimization/79593
10666 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10668 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10669 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10671 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10674 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10678 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10679 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10681 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10684 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10685 ix86_avx_u128_mode_entry.
10687 2019-01-08 Martin Liska <mliska@suse.cz>
10689 PR tree-optimization/88753
10690 * tree-switch-conversion.c (switch_conversion::build_one_array):
10691 Come up with local variable constructor. Convert first to
10692 type of constructor values.
10694 2019-01-08 Richard Biener <rguenther@suse.de>
10696 PR tree-optimization/86554
10697 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10698 rpo_avail): Move earlier.
10699 (visit_nary_op): When value-numbering to expressions
10700 with different overflow behavior make sure there's an
10701 available expression on the path.
10703 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10705 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10706 aarch64_parse_branch_protection,
10707 struct aarch64_branch_protect_type,
10708 aarch64_handle_no_branch_protection,
10709 aarch64_handle_standard_branch_protection,
10710 aarch64_validate_mbranch_protection,
10711 aarch64_handle_pac_ret_protection,
10712 aarch64_handle_attr_branch_protection,
10713 accepted_branch_protection_string,
10714 aarch64_pac_ret_subtypes,
10715 aarch64_branch_protect_types,
10716 aarch64_handle_pac_ret_leaf): Define.
10717 (aarch64_override_options_after_change_1, aarch64_override_options):
10718 Add check for accepted_branch_protection_string.
10719 (aarch64_option_save): Save accepted_branch_protection_string.
10720 (aarch64_option_restore): Save accepted_branch_protection_string.
10721 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10722 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10723 msign-return-address.
10724 * doc/invoke.texi: Add mbranch-protection.
10726 2019-01-08 Alan Modra <amodra@gmail.com>
10729 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10730 Delete "unknownp" parameter. Adjust callers. Handle
10731 CONST_INT, PLUS, MINUS, and MULT.
10732 (attr_value_aligned): Renamed from or_attr_value.
10733 (min_attr_value): Return INT_MIN for unhandled rtl case..
10734 (min_fn): ..and translate to INT_MAX here.
10735 (write_length_unit_log): Modify to cope without "unknown".
10736 (write_attr_value): Handle IF_THEN_ELSE.
10738 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10740 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10741 optimization for masked stores.
10743 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10745 PR middle-end/88567
10746 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10747 output vector directly to duplicate_and_interleave instead of
10748 going through a temporary. Postpone insertion of ctor_seq to
10749 the end of the loop.
10751 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10754 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10755 unsigned_p. Handle signed and unsigned overflow correction as
10757 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10759 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10761 (add<mode>3_compareV_imm): Make this callable for expanding.
10762 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10763 aarch64_plus_operand for operand 2.
10764 (subv<GPI:mode>_insn): New insn pattern.
10765 (subv<GPI:mode>_imm): Likewise.
10766 (negv<GPI:mode>3): New expand pattern.
10767 (negv<GPI:mode>_insn): New insn pattern.
10768 (negv<GPI:mode>_cmp_only): Likewise.
10769 (cmpv<GPI:mode>_insn): Likewise.
10770 (subvti4): Use register_operand for operand 1. Update call to
10771 aarch64_expand_subvti.
10772 (usubvti4): Likewise.
10773 (negvti3): New expand pattern.
10774 (negdi_carryout): New insn pattern.
10775 (negvdi_carryinV): New insn pattern.
10776 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10777 version the named version.
10778 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10780 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10782 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10784 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10785 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10786 (sub<mode>3_carryinCV): Delete.
10787 (sub<GPI:mode>3_carryinV): New expand pattern.
10788 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10790 2019-01-07 Richard Biener <rguenther@suse.de>
10792 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10793 of tree_operand_hash.
10795 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10797 PR tree-optimization/88598
10798 * tree.h (single_nonzero_element): Declare.
10799 * tree.c (single_nonzero_element): New function.
10800 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10801 if I is the only nonzero element of CST.
10803 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10805 PR tree-optimization/88598
10806 * tree.h (initializer_each_zero_or_onep): Declare.
10807 * tree.c (initializer_each_zero_or_onep): New function.
10808 (signed_or_unsigned_type_for): Handle float types too.
10809 (unsigned_type_for, signed_type_for): Update comments accordingly.
10810 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10811 x & { 0 or -1, 0 or -1, ... }.
10813 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10815 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10816 with x86_64-pc-linux-gnu.
10818 2019-01-07 Tom de Vries <tdevries@suse.de>
10821 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10823 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10826 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10828 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10829 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10830 TARGET_AVX512F as condition.
10833 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10834 const_not_ok_for_debug_p target hook.
10835 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10836 on UNSPEC and subexpressions thereof if all subexpressions of the
10837 UNSPEC are CONSTANT_P.
10839 PR tree-optimization/88676
10840 * tree-ssa-phiopt.c (two_value_replacement): New function.
10841 (tree_ssa_phiopt_worker): Call it.
10844 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10845 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10848 * tree-vect-generic.c: Include insn-config.h and recog.h.
10849 (expand_vector_piecewise): Add defaulted ret_type argument,
10850 if non-NULL, use that in preference to type for the result type.
10851 (expand_vector_parallel): Formatting fix.
10852 (do_vec_conversion, do_vec_narrowing_conversion,
10853 expand_vector_conversion): New functions.
10854 (expand_vector_operations_1): Call expand_vector_conversion
10855 for VEC_CONVERT ifn calls.
10856 * internal-fn.def (VEC_CONVERT): New internal function.
10857 * internal-fn.c (expand_VEC_CONVERT): New function.
10858 * fold-const-call.c (fold_const_vec_convert): New function.
10859 (fold_const_call): Use it for CFN_VEC_CONVERT.
10860 * doc/extend.texi (__builtin_convertvector): Document.
10862 2019-01-07 Tom de Vries <tdevries@suse.de>
10864 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10865 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10866 vector_red_partition, vector_red_sym): New global variables.
10867 (nvptx_option_override): Initialize vector_red_sym.
10868 (nvptx_declare_function_name): Restore red_partition register.
10869 (nvptx_file_end): Emit code to declare the vector reduction variables.
10870 (nvptx_output_red_partition): New function.
10871 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10872 large vector reductions.
10873 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10874 (nvptx_init_builtins): Add VECTOR_ADDR.
10875 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10876 Handle nvptx_expand_shared_addr.
10877 (nvptx_get_shared_red_addr): Add vector argument and handle large
10879 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10881 (nvptx_goacc_reduction_init): Likewise.
10882 (nvptx_goacc_reduction_fini): Likewise.
10883 (nvptx_goacc_reduction_teardown): Likewise.
10884 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10885 init,fini,teardown}.
10886 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10887 (nvptx_set_current_function): Init vector_red_partition.
10888 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10889 (nvptx_red_partition): New insn.
10890 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10892 2019-01-07 Tom de Vries <tdevries@suse.de>
10895 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10898 2019-01-07 Tom de Vries <tdevries@suse.de>
10900 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10901 (nvptx_option_override): Init oacc_bcast_partition.
10902 (nvptx_init_oacc_workers): New function.
10903 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10904 (nvptx_needs_shared_bcast): New function.
10905 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10906 to propagate state.
10907 (nvptx_shared_propagate): Initialize vector bcast partition and
10908 synchronization state.
10909 (nvptx_single): Generalize to enable vectors to use shared-memory
10910 to propagate state.
10911 (nvptx_process_pars): Likewise.
10912 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10913 * config/nvptx/nvptx.h (struct machine_function): Add
10914 bcast_partition and sync_bar members.
10916 2019-01-07 Tom de Vries <tdevries@suse.de>
10918 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10919 (nvptx_apply_dim_limits): New function.
10920 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10923 2019-01-07 Tom de Vries <tdevries@suse.de>
10925 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10926 as late as possible.
10928 2019-01-07 Tom de Vries <tdevries@suse.de>
10930 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10931 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10932 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10933 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10934 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10936 2019-01-07 Tom de Vries <tdevries@suse.de>
10938 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10940 2019-01-07 Tom de Vries <tdevries@suse.de>
10942 * omp-offload.c (oacc_get_min_dim): New function.
10943 * omp-offload.h (oacc_get_min_dim): Declare.
10945 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10948 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10949 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10951 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10955 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10957 * ipa-inline.c (edge_badness): Use inlined_time instead of
10958 inline_summaries->get.
10960 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10962 * opts.c (enable_fdo_optimizations): Enable
10963 version-loops-for-strides, loop-interchange, unrol-and-jam
10964 and tree-loop-distribution.
10965 * invoke.texi: Document newly enabled options.
10967 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10969 * doc/invoke.texi (max-inline-insns-small): New parameters.
10970 * ipa-inline.c (want_early_inline_function_p): simplify.
10971 (want_inline_small_function_p): Fix pasto from previous patch;
10972 use max-inline-insns-small bound.
10973 * params.def (max-inline-insns-small): New param.
10974 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10975 variables correctly.
10977 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10979 * doc/invoke.texi: Document max-inline-insns-size,
10980 uninlined-function-insns, uninlined-function-time,
10981 uninlined-thunk-insns and uninlined-thunk-time.
10982 * params.def: Add max-inline-insns-size,
10983 uninlined-function-insns, uninlined-function-time,
10984 uninlined-thunk-insns and uninlined-thunk-time.
10985 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10987 * ipa-inline.c (can_inline_edge_by_limits_p,
10988 want_inline_small_function_p): Use new parameters.
10990 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10992 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10994 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10996 PR middle-end/82564
10998 * expr.c (expand_assignment): For calls returning VLA structures
10999 if to_rtx is not a MEM, force it into a stack temporary.
11002 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
11003 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
11004 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
11005 subexpressions of both operands.
11006 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
11007 subrtxes are CONSTANT_P.
11008 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
11009 2018-11-09 changes.
11011 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
11013 * params.def (hot-bb-count-ws-permille): Set to 990.
11015 2019-01-04 Martin Sebor <msebor@redhat.com>
11018 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
11021 2019-01-04 Martin Sebor <msebor@redhat.com>
11024 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
11026 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11028 * gdbinit.in: Turn off pagination for the skip commands, restore
11029 it to previous state afterwards.
11031 2019-01-04 Jakub Jelinek <jakub@redhat.com>
11034 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
11035 of GET_MODE (opN) as modes of the libcall arguments.
11037 2019-01-04 Jan Beulich <jbeulich@suse.com>
11039 * config/i386/sse.md
11040 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
11041 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
11042 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11043 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
11044 avx512f_vmcmp<mode>3<round_saeonly_name>,
11045 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
11046 avx512f_maskcmp<mode>3,
11047 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11048 <avx512>_cvt<ssemodesuffix>2mask<mode>,
11049 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11050 *<avx512>_cvtmask2<ssemodesuffix><mode>,
11051 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11052 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
11053 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11054 <avx512>_gt<mode>3<mask_scalar_merge_name>,
11055 <avx512>_testm<mode>3<mask_scalar_merge_name>,
11056 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
11057 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
11058 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
11059 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
11060 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
11061 avx512cd_maskb_vec_dup<mode>,
11062 avx512cd_maskw_vec_dup<mode>,
11063 avx512dq_fpclass<mode><mask_scalar_merge_name>,
11064 avx512dq_vmfpclass<mode>,
11065 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
11068 2019-01-03 Martin Sebor <msebor@redhat.com>
11070 PR tree-optimization/88659
11071 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
11073 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
11075 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
11076 unaligned vsx and avoid lxvd2x/stxvd2x.
11077 (gen_lvx_v4si_move): New function.
11079 2019-01-03 Tom de Vries <tdevries@suse.de>
11081 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
11082 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
11084 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
11086 2019-01-03 Tom de Vries <tdevries@suse.de>
11088 * config/nvptx/nvptx.c (struct offload_attrs): New.
11089 (populate_offload_attrs): New function. Factor mask extraction out of
11090 nvptx_reorg. Add extraction of dimensions.
11091 (nvptx_reorg): Use populate_offload_attrs.
11093 2019-01-03 Tom de Vries <tdevries@suse.de>
11095 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
11096 cases for oacc_min_dims_p and routine_p. Add asserts for
11097 oacc_default_dims_p and offload_region_p.
11099 2019-01-03 Tom de Vries <tdevries@suse.de>
11101 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
11102 factored out of ...
11103 (nvptx_goacc_validate_dims): ... here.
11105 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11107 PR tree-optimization/85574
11108 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
11110 (struct ssa_equip_hash_traits): Declare.
11111 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
11113 2019-01-03 Jakub Jelinek <jakub@redhat.com>
11116 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
11117 change it to qualified_type.
11119 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
11121 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
11122 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
11124 2019-01-02 Martin Sebor <msebor@redhat.com>
11125 Jeff Law <law@redhat.com>
11127 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
11128 (get_range_strlen_tree): Update appropriately.
11130 * gimple-fold.h (get_range_strlen): Drop unused last argument.
11132 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
11133 rather than set_range_info.
11134 * tree-ssa-strlen.c (set_strlen_range): Extracted from
11135 maybe_set_strlen_range. Handle potentially boundary crossing
11136 cases more conservatively.
11137 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
11138 Call set_strlen_range.
11139 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
11141 PR middle-end/88663
11142 * gimple-fold.c (get_range_strlen): Update prototype to no longer
11143 need the flexp argument.
11144 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
11145 from calls to get_range_strlen. Update comments. Just update
11146 VAL for an unterminated const char array and let the reset of the
11147 code handle it normally. No longer try to set *flexp. Adjust
11149 (get_range_strlen): Update for the new get_range_strlen API.
11150 (get_maxval_strlen): Similarly.
11151 (gimple_fold_builtin_strlen): Handle update meaning of return value
11152 from get_range_strlen.
11153 * gimple-ssa-sprintf.c (get_string_length): Update for the new
11154 get_range_strlen API.
11156 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
11159 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
11160 false at WPA time when body was removed.
11162 2019-01-02 Martin Liska <mliska@suse.cz>
11164 PR tree-optimization/88650
11165 * predict.c (set_even_probabilities): Calculate probability
11166 remainer only when really used.
11168 2019-01-02 Richard Biener <rguenther@suse.de>
11170 PR middle-end/88651
11171 * tree-data-ref.c (analyze_subscript_affine_affine): Use
11172 widest_ints when mangling max_stmt_execution results.
11174 2019-01-02 Richard Biener <rguenther@suse.de>
11176 PR tree-optimization/88621
11177 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
11178 bitfields when canoncalizing.
11180 2019-01-02 Richard Biener <rguenther@suse.de>
11183 * config/i386/x86-tune-costs.h (intel_cost): Adjust
11184 cost of cheap SSE instruction.
11186 2019-01-02 Richard Biener <rguenther@suse.de>
11189 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
11190 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
11192 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
11193 set after UIDs before splitting them.
11195 2019-01-01 Martin Sebor <msebor@redhat.com>
11196 Jeff Law <law@redhat.com>
11198 * gimple-fold.c (get_range_strlen_tree): Record if the computed
11199 length is optimistic. If it is, then arrange to compute the
11200 conservative length as well.
11202 * gimple-fold.h (get_range_strlen): Update prototype.
11203 * builtins.c (check_access): Update call to get_range_strlen to use
11204 c_strlen_data pointer. Change various variable accesses to instead
11205 pull data from the c_strlen_data structure.
11206 (check_strncat_sizes, expand_builtin_strncat): Likewise.
11207 * calls.c (maybe_warn_nonstring_arg): Likewise.
11208 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
11209 minimum length if maximum lengh is unknown.
11210 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
11211 that used c_strlen, it's no longer needed. Restructure slightly.
11212 (format_string): Set unlikely range appropriately.
11213 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
11215 (get_range_strlen): Accept c_strlen_data pointer for external
11216 call sites as well. Pass through to call to internal get_range_strlen.
11217 Adjust minlen, maxlen and maxbound as needed.
11218 (get_maxval_strlen): Update comments.
11219 (gimple_fold_builtin_strlen): Update call to get_range_strlen
11220 to use c_strlen_data pointer. Change variable accesses to instead
11221 use c_strlen_data data members.
11223 * gimple-fold.c (get_range_strlen): Update prototype.
11224 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
11225 local variables. Use pdata to return information to caller.
11226 Update calls to get_range_strlen. Update pdata->maxbound.
11227 (get_range_strlen -- static version): Similarly.
11228 (get_range_strlen -- extern version): Update for internal
11229 get_range_strlen API change. Convert to external data format.
11230 (get_maxval_strlen): Similarly.
11232 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
11234 * coverage.c (get_coverage_counts): Use current_function_decl.
11235 * profile.c (read_thunk_profile): New function.
11236 (branch_prob): Add THUNK parameter.
11237 * tree-profile.c (tree_profiling): Handle thunks.
11238 * value-prof.c (init_node_map): Handle thunks.
11239 * value-prof.h (branch_prob): Upate prototype.
11240 (read_thunk_profile): Declare.
11242 2019-01-01 Jakub Jelinek <jakub@redhat.com>
11244 Update copyright years.
11246 * gcc.c (process_command): Update copyright notice dates.
11247 * gcov-dump.c (print_version): Ditto.
11248 * gcov.c (print_version): Ditto.
11249 * gcov-tool.c (print_version): Ditto.
11250 * gengtype.c (create_file): Ditto.
11251 * doc/cpp.texi: Bump @copying's copyright year.
11252 * doc/cppinternals.texi: Ditto.
11253 * doc/gcc.texi: Ditto.
11254 * doc/gccint.texi: Ditto.
11255 * doc/gcov.texi: Ditto.
11256 * doc/install.texi: Ditto.
11257 * doc/invoke.texi: Ditto.
11259 Copyright (C) 2019 Free Software Foundation, Inc.
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