1 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
3 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
4 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
6 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
9 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
10 Call pa_output_function_label.
11 (TARGET_ASM_FUNCTION_PROLOGUE): define.
12 * config/pa/pa-protos.h (pa_output_function_label): Declare.
13 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
15 (pa_linux_output_function_prologue): Declare.
16 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
17 (pa_output_function_label): New.
18 (pa_output_function_prologue): Revise to use pa_output_function_label.
19 (pa_linux_output_function_prologue): New.
20 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
22 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
24 * tree-vrp.h (value_range_base::intersect): New.
25 (value_range::intersect_helper): Move from here...
26 (value_range_base::intersect_helper): ...to here.
27 * tree-vrp.c (value_range::intersect_helper): Rename to...
28 (value_range_base::intersect_helper): ...this, and rewrite to
29 return a value instead of modifying THIS in place.
30 Also, move equivalence handling...
31 (value_range::intersect): ...here, while calling intersect_helper.
32 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
34 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
36 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
38 2019-06-07 Jakub Jelinek <jakub@redhat.com>
40 * Makefile.in (genprogerr): Add condmd.
41 (genprog): Remove it here.
43 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
45 * doc/invoke.texi (AMD GCN Options): Add gfx906.
47 2019-06-07 Richard Biener <rguenther@suse.de>
50 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
51 that appear after user labels.
53 2019-06-07 Martin Liska <mliska@suse.cz>
55 * cselib.c (cselib_init): Disable hash table
57 * hash-set.h: Pass new default argument to m_table.
58 * hash-table.c: Add global variable with hash table
60 * hash-table.h (Allocator>::hash_table): Add new argument
62 (hashtab_chk_error): New.
63 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
64 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
65 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
67 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
69 * common.opt (flto-odr-type-merging): Ignore.
70 * invoke.texi (-flto-odr-type-merging): Remove.
71 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
72 (can_be_vtable_hashed_p): Remove.
73 (hash_odr_vtable): Remove.
74 (odr_vtable_hasher::hash): Remove.
75 (types_same_for_odr): Remove.
76 (types_odr_comparable): Remove.
77 (odr_vtable_hasher::equal): Remove.
78 (odr_vtable_hash_type, odr_vtable_hash): Remove.
79 (add_type_duplicate): Do not synchronize vtable and name hashtables.
80 (get_odr_type): Do not use vtable hash.
81 (dump_odr_type): Remove commented out code.
82 (build_type_inheritance_graph): Do not allocate vtable hash.
83 (rebuild_type_inheritance_graph): Do not delete vtable hash.
84 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
85 (odr_type_p): Likewise.
86 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
89 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
91 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
92 immediately after same_types_for_tbaa_p returns -1 and continue
93 looking for possible exact match; if matching types are arrays
94 watch for partial overlaps.
95 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
96 (indirect_refs_may_alias_p): Do type based disambiguation first;
99 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
101 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
103 2019-06-07 Martin Liska <mliska@suse.cz>
105 * doc/invoke.texi: Remove param.
106 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
108 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
109 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
110 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
111 * profile.c (instrument_values): Remove
112 HIST_TYPE_INDIR_CALL_TOPN.
113 * tree-profile.c (init_ic_make_global_vars):
114 Always build __gcov_indirect_call only.
115 (gimple_init_gcov_profiler): Remove usage
116 of PARAM_INDIR_CALL_TOPN_PROFILE.
117 (gimple_gen_ic_profiler): Likewise.
118 * value-prof.c (dump_histogram_value): Likewise.
119 (stream_in_histogram_value): Likewise.
120 (gimple_indirect_call_to_profile): Likewise.
121 (gimple_find_values_to_profile): Likewise.
122 * value-prof.h (enum hist_type): Likewise.
124 2019-06-07 Martin Liska <mliska@suse.cz>
126 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
129 2019-06-07 Martin Liska <mliska@suse.cz>
131 PR tree-optimization/78902
132 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
133 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
134 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
135 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
136 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
137 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
138 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
139 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
140 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
141 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
142 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
143 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
144 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
146 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
147 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
148 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
149 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
150 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
151 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
152 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
153 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
154 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
155 warn_unused_result attribute.
156 (BUILT_IN_STRDUP): Likewise.
157 (BUILT_IN_STRNDUP): Likewise.
158 (BUILT_IN_ALLOCA): Likewise.
159 (BUILT_IN_CALLOC): Likewise.
160 (BUILT_IN_MALLOC): Likewise.
161 (BUILT_IN_REALLOC): Likewise.
163 2019-06-06 Jim Wilson <jimw@sifive.com>
166 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
167 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
168 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
170 2019-06-06 Martin Sebor <msebor@redhat.com>
172 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
173 (handle_builtin_malloc): Remove trailing spaces.
174 (handle_builtin_memset): Same.
175 (handle_builtin_memcmp): Same.
176 (compute_string_length): Same.
177 (determine_min_objsize): Same.
178 (handle_builtin_string_cmp): Same.
179 (handle_char_store): Same. Break up excessively long line.
181 2019-06-06 Martin Jambor <mjambor@suse.cz>
183 * tree-sra.c (build_reconstructed_reference): Drop the alignment
186 2019-06-06 Martin Jambor <mjambor@suse.cz>
188 * tree-sra.c (struct access): New field grp_same_access_path.
189 (dump_access): Dump it.
190 (build_reconstructed_reference): New function.
191 (build_ref_for_model): Use it if possible.
192 (path_comparable_for_same_access): New function.
193 (same_access_path_p): Likewise.
194 (sort_and_splice_var_accesses): Set the new flag.
195 (analyze_access_subtree): Likewise.
196 (propagate_subaccesses_across_link): Propagate zero value of the new
197 flag down the access tree.
199 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
201 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
202 * config/gcn/gcn.opt (gpu_type): Add gfx906.
203 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
204 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
207 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
209 PR tree-optimization/90332
210 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
211 Handle VALS containing two vectors.
212 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
214 (@aarch64_combinez<mode>): ... This.
215 (*aarch64_combinez_be<mode>): Rename to...
216 (@aarch64_combinez_be<mode>): ... This.
217 (vec_init<mode><Vhalf>): New define_expand.
218 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
220 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
222 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
223 library functions only when not optimizing for size.
230 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
232 PR rtl-optimization/88751
233 * ira.c (ira): Use the number of the actually referenced registers
234 when calculating the threshold.
236 2019-06-06 Jakub Jelinek <jakub@redhat.com>
238 * configure: Regenerate.
240 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
242 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
243 register if it is in memory, so the shift can be emulated with a rotate
248 2019-06-06 Martin Liska <mliska@suse.cz>
250 PR tree-optimization/87954
251 * match.pd: Simplify mult where both arguments are 0 or 1.
253 2019-06-06 Richard Biener <rguenther@suse.de>
255 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
256 put equivalences on UNDEFINED ranges.
257 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
258 Make sure to drop defs of stmts added during simplification
261 2019-06-06 Richard Biener <rguenther@suse.de>
263 * tree-ssa-structalias.c: Include tree-cfg.h.
264 (make_heapvar): Do not make heap vars artificial.
265 (find_func_aliases_for_builtin_call): Handle stack allocation
267 (find_func_aliases): Delay processing of simple enough returns
269 (set_uids_in_ptset): Adjust.
270 (find_what_var_points_to): Likewise.
271 (solve_constraints): Do not dump points-to sets here.
272 (compute_points_to_sets): Post-process return statements,
273 amending the escaped solution. Dump points-to sets afterwards.
274 (ipa_pta_execute): Dump points-to sets.
276 2019-06-06 Martin Liska <mliska@suse.cz>
279 * doc/install.texi: Fix HTML headers and
280 titles for 'Installing GCC' pages.
282 2019-06-06 Martin Liska <mliska@suse.cz>
284 * ipa-icf-gimple.h (dump_message_1): Remove.
285 (dump_message): Likewise.
286 (return_false_with_message_1): Print also file.
287 (return_false_with_msg): Likewise.
288 (return_with_result): Likewise.
289 (return_with_debug): Likewise.
290 * ipa-icf.c (sem_function::equals_private): Remove call
293 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
295 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
296 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
297 memory operand for it.
298 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
300 2019-06-05 Martin Sebor <msebor@redhat.com>
302 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
303 Adjust quoting and hyphenation.
304 * convert.c (convert_to_real_1): Same.
305 * gcc.c (driver_wrong_lang_callback): Same.
306 (driver::handle_unrecognized_options): Same.
307 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
308 * opts-common.c (cmdline_handle_error): Same.
309 (read_cmdline_option): Same.
310 * opts-global.c (complain_wrong_lang): Same.
311 (print_ignored_options): Same.
312 (handle_common_deferred_options): Same.
313 * pretty-print.h: Same.
314 * print-rtl.c (debug_bb_n_slim): Same.
315 * sched-rgn.c (make_pass_sched_fusion): Same.
316 * tree-cfg.c (verify_gimple_assign_unary): Same.
317 (verify_gimple_label): Same.
318 * tree-ssa-operands.c (verify_ssa_operands): Same.
319 * varasm.c (do_assemble_alias): Same.
320 (assemble_alias): Same.
322 2019-06-05 Richard Henderson <rth@twiddle.net>
324 * config/alpha/alpha.c (direct_return): Move down after
325 struct machine_function definition; use saved frame_size;
327 (struct machine_function): Add sa_mask, sa_size, frame_size.
328 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
329 (alpha_compute_frame_layout): ... new function.
330 (TARGET_COMPUTE_FRAME_LAYOUT): New.
331 (alpha_initial_elimination_offset): Use saved sa_size.
332 (alpha_vms_initial_elimination_offset): Likewise.
333 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
334 (alpha_expand_prologue): Use saved frame data. Merge integer
335 and fp register save loops.
336 (alpha_expand_epilogue): Likewise.
337 (alpha_start_function): Use saved frame data.
338 * config/alpha/alpha-protos.h (direct_return): Update.
339 (alpha_sa_size): Remove.
341 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
343 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
344 multiplication by a power-of-two value.
345 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
346 and turn the modulo operation into a masking operation.
348 2019-06-05 Jakub Jelinek <jakub@redhat.com>
351 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
352 with VOIDmode inner operands.
354 2019-06-05 Richard Biener <rguenther@suse.de>
357 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
358 turn an expression graph into a tree.
360 2019-06-05 Jakub Jelinek <jakub@redhat.com>
362 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
364 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
365 treat it like explicit monotonic schedule modifier.
366 (expand_omp_for): Initialize has_lastprivate_conditional.
367 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
370 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
371 references, lookup in in hash map MEM_REF operand instead of the
373 (lower_omp_1): When looking for lastprivate conditional assignments,
374 handle MEM_REFs with REFERENCE_TYPE operands.
376 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
377 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
378 and references a VLA. Handle references to non-VLAs if is_simd
379 all privatization clauses like reductions.
380 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
381 If omp_is_reference, use always omp simd arrays and set
382 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
383 fails, emit reference initialization.
385 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
388 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
389 _mm_mask_fpclass_sd_mask): New intrinsics.
390 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
391 * config/i386/i386-builtin.def
392 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
394 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
395 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
396 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
397 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
398 case QI_FTYPE_V2SF_INT): Ditto.
400 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
401 Extended to insnstructions with mask operands.
403 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
405 * config/rs6000/constraints.md (define_register_constraint "wp"):
407 (define_register_constraint "wq"): Delete.
408 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
409 (rs6000_init_hard_regno_mode_ok): Adjust.
410 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
411 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
412 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
413 (define_mode_attr VSa): Delete.
414 (define_mode_attr VSisa): New.
415 (rest of file): Adjust.
416 * doc/md.texi (Machine Constraints): Adjust.
418 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
420 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
421 (define_attr "enabled"): Handle those new isa values.
423 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
425 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
426 (define_mode_attr VSr5): Delete.
427 (define_mode_attr VStype_sqrt): Delete.
428 (define_mode_iterator VSX_SPDP): Delete.
429 (define_mode_attr VS_spdp_res): Delete.
430 (define_mode_attr VS_spdp_insn): Delete.
431 (define_mode_attr VS_spdp_type): Delete.
432 (*vsx_sqrt<mode>2): Adjust.
433 (vsx_<VS_spdp_insn>): Delete, split to...
434 (vsx_xscvdpsp): ... this. New. And...
435 (vsx_xvcvspdp): ... this. New. And...
436 (vsx_xvcvdpsp): ... this. New.
438 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
440 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
442 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
443 (rest of file): Adjust.
445 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
447 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
448 (vsx_extract_<mode>_var): Ditto.
450 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
452 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
455 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
457 * config/rs6000/constraints.md (define_register_constraint "ww"):
459 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
460 (rs6000_init_hard_regno_mode_ok): Adjust.
461 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
462 RS6000_CONSTRAINT_ww.
463 * config/rs6000/rs6000.md: Adjust.
464 * config/rs6000/vsx.md: Adjust.
465 * doc/md.texi (Machine Constraints): Adjust.
467 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
469 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
470 (define_mode_attr sd): New.
471 (define_mode_attr s): New.
472 (define_mode_attr Ftrad): Delete.
473 (define_mode_attr Fvsx): Delete.
474 (define_mode_attr Fs): Delete.
475 (rest of file): Use the new mode attributes.
476 * config.rs6000/vsx.md: Use the new mode attributes.
478 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
480 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
483 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
485 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
486 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
487 used with VSX_B, VSX_D, or VSX_F, with just "wa".
489 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
492 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
493 C++ with strict ANSI requirements.
495 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
497 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
498 computations when step is 1.
500 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
502 * config/rs6000/constraints.md (define_register_constraint "wf"):
504 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
505 (rs6000_init_hard_regno_mode_ok): Adjust.
506 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
507 RS6000_CONSTRAINT_wf.
508 * config/rs6000/rs6000.md: Adjust.
509 * config/rs6000/vsx.md: Adjust.
510 * doc/md.texi (Machine Constraints): Adjust.
512 2019-06-04 Andrew Pinski <apinski@marvell.com>
514 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
517 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
519 * config/rs6000/constraints.md (define_register_constraint "wd"):
521 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
522 (rs6000_init_hard_regno_mode_ok): Adjust.
523 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
524 RS6000_CONSTRAINT_wd.
525 * config/rs6000/rs6000.md: Adjust.
526 * config/rs6000/vsx.md: Adjust.
527 * doc/md.texi (Machine Constraints): Adjust.
529 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
531 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
532 (rest of file): Adjust.
534 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
536 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
537 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
538 (vsx_splat_<mode>_reg): Adjust.
540 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
542 * config/rs6000/constraints.md (define_register_constraint "ws"):
544 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
545 (rs6000_init_hard_regno_mode_ok): Adjust.
546 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
547 RS6000_CONSTRAINT_ws.
548 * config/rs6000/rs6000.md: Adjust.
549 * config/rs6000/vsx.md: Adjust.
550 * doc/md.texi (Machine Constraints): Adjust.
552 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
554 * config/rs6000/constraints.md (define_register_constraint "wv"):
556 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
557 (rs6000_init_hard_regno_mode_ok): Adjust.
558 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
559 RS6000_CONSTRAINT_wv.
560 * config/rs6000/rs6000.md: Adjust.
561 * config/rs6000/vsx.md: Adjust.
562 * doc/md.texi (Machine Constraints): Adjust.
564 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
566 * config/rs6000/constraints.md (define_register_constraint "wi"):
568 (define_register_constraint "wt"): Delete.
569 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
570 (rs6000_init_hard_regno_mode_ok): Adjust.
571 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
572 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
573 * config/rs6000/rs6000.md: Adjust.
574 * config/rs6000/vsx.md: Adjust.
575 * doc/md.texi (Machine Constraints): Adjust.
577 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
579 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
581 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
582 default_elf_asm_output_external.
584 2019-06-04 Martin Liska <mliska@suse.cz>
586 * ipa-icf.c (INCLUDE_LIST): Remove.
587 (sem_item_optimizer::execute): Remove call to init_wpa.
588 * ipa-icf.h (init_wpa): Remove.
590 2019-06-04 Jakub Jelinek <jakub@redhat.com>
592 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
593 conditional on combined for simd.
594 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
596 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
597 constructs, don't remove lastprivate_conditional_map, but instead set
598 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
599 to parent construct temporaries.
600 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
601 like !ctx->lastprivate_conditional_map.
602 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
603 use up->outer context instead of up.
604 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
605 gimple_omp_for_combined_p.
606 (expand_omp_for_static_nochunk): Likewise.
607 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
608 probably moved over into expand_omp_for_generic rather than being copied
611 2019-06-04 Martin Liska <mliska@suse.cz>
613 * value-prof.c (dump_histogram_value): Fix typo.
614 (gimple_mod_subtract_transform): Likewise.
616 2019-06-04 Richard Biener <rguenther@suse.de>
619 * tree-chrec.c (chrec_contains_symbols): Add to visited.
620 (tree_contains_chrecs): Likewise.
621 (chrec_contains_symbols_defined_in_loop): Move here and avoid
622 exponential behaivor from ...
623 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
625 (expression_expensive_p): Avoid exponential behavior and compute
626 expanded size, rejecting any expansion.
627 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
628 (idx_contains_abnormal_ssa_name_p): Likewise.
629 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
630 (contains_abnormal_ssa_name_p): Simplify and use
631 walk_tree_without_duplicates.
633 2019-06-04 Richard Biener <rguenther@suse.de>
635 PR tree-optimization/90738
637 2019-06-03 Richard Biener <rguenther@suse.de>
639 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
640 full reference tree and record in ref->ref.
641 (vn_reference_lookup_3): Pass in original ref to
642 ao_ref_init_from_vn_reference.
643 (vn_reference_lookup): Likewise.
644 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
645 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
646 Handle non-decl bases in the original reference.
648 2019-06-04 Martin Liska <mliska@suse.cz>
650 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
651 number of references.
652 (sem_item_optimizer::do_congruence_step):
653 (sem_item_optimizer::worklist_push): Dump how references
655 (sem_item_optimizer::worklist_pop): Use heap.
656 (sem_item_optimizer::process_cong_reduction): Likewise.
657 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
659 2019-06-04 Martin Liska <mliska@suse.cz>
661 * ipa-icf.h (struct sem_usage_pair_hash): New.
662 (sem_usage_pair_hash::hash): Likewise.
663 (sem_usage_pair_hash::equal): Likewise.
664 (struct sem_usage_hash): Likewise.
665 * ipa-icf.c (sem_item::sem_item): Initialize
667 (sem_item::add_reference): Register a reference
668 in ref_map and not in target->usages.
669 (sem_item::setup): Remove initialization of
671 (sem_item::~sem_item): Remove usage of dead vectors.
672 (sem_item::dump): Remove dump of references.
673 (sem_item_optimizer::sem_item_optimizer): Initialize
675 (sem_item_optimizer::read_section): Remove useless
677 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
678 (sem_item_optimizer::build_graph): Pass m_references
680 (sem_item_optimizer::verify_classes): Remove usage of dead
682 (sem_item_optimizer::traverse_congruence_split): Return true
683 when a class is split.
684 (sem_item_optimizer::do_congruence_step_for_index): Use
685 hash_map for look up of (sem_item *, index). That brings
686 significant speed up.
687 (sem_item_optimizer::do_congruence_step): Return true
688 when a split is done.
689 (congruence_class::is_class_used): Use referenced_by_count.
691 2019-06-04 Alan Modra <amodra@gmail.com>
694 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
697 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
699 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
700 * config/rs6000/rs6000.c (direct_move_p): Adjust.
701 (rs6000_secondary_reload_simple_move): Adjust.
702 (rs6000_opt_masks): Neuter the "mfpgpr" option.
703 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
704 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
707 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
708 (floatunssi<mode>2_lfiwzx): Adjust.
709 (fix_trunc<mode>si2_stfiwx): Adjust.
710 (fixuns_trunc<mode>si2_stfiwx): Adjust.
711 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
712 (mfpgpr): Mark as deprecated.
713 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
714 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
715 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
717 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
719 * config/rs6000/constraints.md (define_register_constraint "wg"):
721 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
722 RS6000_CONSTRAINT_wg.
723 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
724 (rs6000_init_hard_regno_mode_ok): Adjust.
725 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
726 Delete "wg" alternatives.
727 * doc/md.texi (Machine Constraints): Adjust.
729 2019-06-03 Alan Modra <amodra@gmail.com>
731 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
732 (get_uncond_jump_length): Assert length less than INT_MAX and
735 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
738 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
740 (expand_builtin_nonlocal_goto): Likewise.
742 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
744 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
745 (aarch64_asm_output_external): Declare.
746 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
747 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
748 (aarch64_asm_output_alias): New.
749 (aarch64_asm_output_external): New.
750 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
751 (ASM_OUTPUT_EXTERNAL): Define.
753 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
754 * tree-vrp.h (value_range_base::nonzero_p): New.
755 (value_range_base::set_nonnull): Rename to...
756 (value_range_base::set_nonzero): ...this.
757 (value_range_base::set_null): Rename to...
758 (value_range_base::set_zero): ...this.
759 (value_range::set_nonnull): Remove.
760 (value_range::set_null): Remove.
761 * tree-vrp.c (range_is_null): Remove.
762 (range_is_nonnull): Remove.
763 (extract_range_from_binary_expr): Use value_range_base::*zero_p
764 instead of range_is_*null.
765 (extract_range_from_unary_expr): Same.
766 (value_range_base::set_nonnull): Rename to...
767 (value_range_base::set_nonzero): ...this.
768 (value_range::set_nonnull): Remove.
769 (value_range_base::set_null): Rename to...
770 (value_range_base::set_zero): ...this.
771 (value_range::set_null): Remove.
772 (extract_range_from_binary_expr): Rename set_*null uses to
774 (extract_range_from_unary_expr): Same.
775 (union_helper): Same.
776 * vr-values.c (get_value_range): Use set_*zero instead of
778 (vr_values::extract_range_from_binary_expr): Same.
779 (vr_values::extract_range_basic): Same.
781 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
784 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
786 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
788 * config/aarch64/iterators.md (MAX_OPP): New code attr.
789 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
790 (aarch64_<su>abd<mode>_3): ... This.
791 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
793 2019-06-03 Richard Biener <rguenther@suse.de>
795 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
796 full reference tree and record in ref->ref.
797 (vn_reference_lookup_3): Pass in original ref to
798 ao_ref_init_from_vn_reference.
799 (vn_reference_lookup): Likewise.
800 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
801 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
802 Handle non-decl bases in the original reference.
804 2019-06-03 Martin Liska <mliska@suse.cz>
806 * doc/generic.texi: Remove Java Trees.
808 2019-06-03 Martin Liska <mliska@suse.cz>
810 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
811 returns 0 when operands are equal.
813 2019-06-03 Richard Biener <rguenther@suse.de>
815 PR tree-optimization/90716
816 * tree-loop-distribution.c (destroy_loop): Process blocks in
819 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
822 * vector-builder.h (vector_builder::count_dups): New method.
823 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
825 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
826 (vec_init<mode><Vel>): New pattern.
827 * config/aarch64/aarch64.c (emit_insr): New function.
828 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
829 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
830 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
831 (aarch64_sve_expand_vector_init): Define two overloaded functions.
833 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
835 PR tree-optimization/90681
836 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
837 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
838 special case for SLP, but fail on non-groupped loads.
840 2019-06-03 Martin Liska <mliska@suse.cz>
842 * cfg.c (debug): Use TDF_DETAILS for debug and
843 print edge info only once.
845 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
848 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
850 2019-06-01 Martin Sebor <msebor@redhat.com>
853 * tree-pretty-print.c (dump_generic_node): Add parentheses.
855 2019-05-31 Jan Hubicka <jh@suse.cz>
857 * alias.c: Include ipa-utils.h.
858 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
859 * ipa-devirt.c (prevailing_odr_type): New.
860 * ipa-utils.h (previaling_odr_type): Declare.
862 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
863 Hongtao Liu <hongtao.liu@intel.com>
866 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
867 NOTE_INSN_DELETED_LABEL check.
869 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
870 Robert Suchanek <robert.suchanek@mips.com>
872 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
873 and 3rd operands of the fmadd/fmsub/maddv builtin.
875 2019-05-31 Jakub Jelinek <jakub@redhat.com>
877 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
878 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
879 on OMP_SIMD if not nested inside of worksharing loop that also has
880 lastprivate conditional clause for the same decl.
881 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
882 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
884 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
886 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
888 (lower_lastprivate_clauses): Likewise.
889 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
890 calling lower_rec_input_clauses.
891 (lower_omp_for): Likewise.
892 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
893 clause on simd construct.
894 * omp-expand.c (expand_omp_simd): Initialize cond_var if
895 OMP_CLAUSE__CONDTEMP_ clause is present.
897 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
900 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
903 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
904 TEX_D32, TEX_D64 or TEX_D128.
906 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
908 * match.pd (~(vec?cst1:cst2)): New transformation.
910 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
912 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
913 ((size_t)(A /[ex] B) CMP C): New transformation.
915 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
917 * doc/md.texi: Document define_insn_and_rewrite.
918 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
919 * gensupport.c (queue_elem): Update comment.
920 (replace_operands_with_dups): New function.
921 (gen_rewrite_sequence): Likewise.
922 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
923 * read-rtl.c (apply_subst_iterator): Likewise.
924 (add_condition_to_rtx, named_rtx_p): Likewise.
925 (rtx_reader::read_rtx_operand): Likewise.
926 * config/aarch64/aarch64-sve.md
927 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
928 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
929 define_insn_and_rewrite.
930 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
931 Remove separate define_split.
933 2019-05-31 Jan Hubicka <jh@suse.cz>
935 * tree-ssa-alias.c (type_has_components_p): New function.
936 (aliasing_component_refs_p): Use it.
938 2019-05-31 Martin Liska <mliska@suse.cz>
940 * gdbhooks.py: Add const_tree to TreePrinter.
942 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
945 * common.opt (feliminate-unused-debug-symbols): Enable by default.
946 * doc/invoke.texi (Debugging Options): Document new default of
947 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
949 2019-05-31 Jakub Jelinek <jakub@redhat.com>
951 PR tree-optimization/90671
952 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
953 template_block used to be empty on the first call, don't use
954 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
955 seq with bb_seq and set it with set_bb_seq.
957 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
959 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
961 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
962 Michael Meissner <meissner@linux.ibm.com>
964 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
965 (prefixed_mem_operand): Likewise.
966 (non_prefixed_mem_operand): Likewise.
967 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
969 * config/rs6000/rs6000.c (print_operand_address): Handle
970 PC-relative addresses.
971 (mode_supports_prefixed_address_p): New function.
972 (rs6000_prefixed_address): New function.
973 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
974 (SYMBOL_REF_PCREL_P): Likewise.
976 2019-05-30 Jakub Jelinek <jakub@redhat.com>
978 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
979 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
980 (gimplify_omp_for): If worksharing loop with lastprivate conditional
981 is nested inside of parallel region, add _condtemp_ clause to both.
982 * tree-nested.c (convert_nonlocal_omp_clauses,
983 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
985 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
987 * omp-general.c (omp_extract_for_data): Compute it.
988 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
989 (lower_rec_input_clauses): Likewise.
990 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
991 clause is already present, just add one further one after it.
992 (lower_lastprivate_clauses): Handle cond_ptr with array type.
993 (lower_send_shared_vars): Clear _condtemp_ vars.
994 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
995 or section or taskgroup.
996 * omp-expand.c (determine_parallel_type): Disallow combining only if
997 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
998 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
999 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1000 expand_omp_for_static_chunk, expand_omp_for): Use
1001 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
1002 determine if a special set of API routines are needed and if condtemp
1003 needs to be initialized, while always initialize cond_var if
1004 fd->lastprivate_conditional is non-zero.
1006 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1007 Michael Meissner <meissner@linux.ibm.com>
1009 * config/rs6000/constraints.md (eI): New constraint.
1010 * config/rs6000/predicates.md (cint34_operand): New predicate.
1011 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
1012 (SIGNED_34BIT_OFFSET_P): Likewise.
1013 * doc/md.texi (eI): Document constraint.
1015 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
1017 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
1019 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1020 Michael Meissner <meissner@linux.ibm.com>
1022 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
1023 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
1024 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
1025 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
1026 (OTHER_FUTURE_MASKS): Likewise.
1027 (POWERPC_MASKS): Likewise.
1028 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
1029 specified without -mprefixed-addr or -mcpu=future. Error if
1030 -mprefixed-addr is specified without -mcpu=future.
1031 (rs6000_opt_masks): Add entry for prefixed-addr.
1032 * rs6000.opt (mprefixed-addr): New option.
1034 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
1036 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
1037 cfun->is_thunk check.
1039 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1041 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
1044 2019-05-30 Martin Liska <mliska@suse.cz>
1046 * gdbinit.in: Fix 'ptc' command. Add trt
1047 that prints TREE_TYPE($).
1049 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
1050 Alan Modra <amodra@gmail.com>
1052 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
1054 (rs6000_indirect_call_template_1): ...and here.
1055 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
1056 plt16_ha, plt16_lo, mtctr indirect calls. Use
1058 (rs6000_decl_ok_for_sibcall): New function.
1059 (rs6000_function_ok_for_sibcall): Refactor.
1060 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
1061 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
1062 when pcrel. Reorganize.
1063 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
1064 * rs6000.h (rs6000_pltseq_enum): New enum.
1065 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
1066 (*pltseq_tocsave): Use rs6000_pltseq_enum.
1067 (*pltseq_plt16_ha): Likewise.
1068 (*pltseq_plt16_lo): Likewise.
1069 (*pltseq_mtctr): Likewise.
1070 (*pltseq_plt_pcrel): New insn.
1071 (*call_local_aix): Handle @notoc calls.
1072 (*call_value_local_aix): Likewise.
1073 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
1074 (*call_value_nonlocal_aix): Likewise.
1075 (*call_indirect_pcrel): New insn.
1076 (*call_value_indirect_pcrel): Likewise.
1079 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
1081 * config/i386/sse.md (*save_multiple<mode>): Rename from
1082 save_multiple<mode>.
1083 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
1084 (*restore_multiple_and_return<mode>): Rename from
1085 restore_multiple_and_return<mode>.
1086 (*restore_multiple_leave_return<mode>): Rename from
1087 restore_multiple_leave_return<mode>.
1089 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
1091 * config.gcc (rx-*-linux*): New target.
1092 * config/rx/elf.opt: New file.
1093 * config/rx/linux.h: Likewise.
1094 * config/rx/t-linux: Likewise.
1095 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
1097 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
1098 (ASM_APP_OFF): Likewise.
1099 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
1102 2019-05-29 Jan Hubicka <jh@suse.cz>
1104 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
1105 variants are pointer equivalent.
1107 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1109 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
1110 * config/aarch64/aarch64-sve2.md: New file.
1111 (<u>avg<mode>3_floor): New pattern.
1112 (<u>avg<mode>3_ceil): Likewise.
1113 (*<sur>h<addsub><mode>): Likewise.
1114 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
1115 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
1117 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1120 * optc-save-gen.awk: In cl_optimization_print, use correct condition
1121 for var_opt_string printing. In cl_optimization_print_diff, print
1122 (null) instead of invoking undefined behavior if one of the
1123 var_opt_string pointers is NULL and use && instead of first || in the
1124 guarding condition. For var_target_other options, handle const char *
1125 target variables similarly to const char * optimize node variables.
1127 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
1129 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
1130 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
1131 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
1132 Add autib1716 and pacib1716 initialisation.
1133 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
1134 for autib1716 and pacib1716.
1135 * config/aarch64/aarch64-protos.h (aarch64_key_type,
1136 aarch64_post_cfi_startproc): Define.
1137 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
1138 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
1139 aarch64_handle_pac_ret_protection): Set default sign key to A.
1140 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
1141 aarch64_expand_prologue): Add check for b-key.
1142 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
1143 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
1144 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
1145 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
1146 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
1147 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
1148 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1149 * config/aarch64/aarch64.md (do_return): Add check for b-key.
1150 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
1151 pauth_hint_num_a with pauth_hint_num.
1152 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
1153 pauth_hint_num_a with pauth_hint_num.
1154 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
1155 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
1156 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1157 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
1158 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
1159 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
1160 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
1161 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1162 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
1163 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
1164 UNSPEC_AUTIA1716 respectively.
1165 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
1166 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
1167 * doc/invoke.texi (-mbranch-protection): Add b-key type.
1168 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
1169 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
1171 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1173 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
1174 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
1175 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
1176 explicit clause on combined parallel into implicit shared clause.
1177 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
1178 and firstprivate if the decl has one too from combined parallel to
1179 the worksharing construct.
1181 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1182 Michael Meissner <meissner@linux.ibm.com>
1184 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
1186 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
1188 * rtl.h (LABEL_REF_P): New #define.
1190 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
1192 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
1194 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1196 * internal-fn.c: Marked mask_load_direct as vectorizable.
1197 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
1198 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
1199 combined even if masks different with allow_slp_p param.
1200 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
1201 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
1202 dissolve SLP-only vectorizable groups when SLP has been discarded.
1203 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
1204 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
1206 (vect_build_slp_tree_1): Fixed comment typo.
1207 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
1208 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
1210 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
1212 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
1214 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1216 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
1217 Remove obsolete use_thunk reference.
1218 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1219 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1220 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1221 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1222 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1223 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1224 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1225 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1226 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1228 2019-05-28 Nathan Sidwell <nathan@acm.org>
1230 * tree.h (IDENTIFIER_ANON_P): New.
1231 (anon_aggrname_format, anon_aggname_p): Don't declare.
1232 (make_anon_name): Declare.
1233 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
1234 (hash_tree): Likewise.
1235 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
1236 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
1237 (anon_cnt, make_anon_name): New.
1239 2019-05-28 Martin Liska <mliska@suse.cz>
1242 * opts-global.c (decode_options): Print help for all
1243 help_option_arguments.
1244 * opts.c (print_help): Add new argument.
1245 (common_handle_option): Remember all values into
1246 help_option_arguments.
1247 * opts.h (print_help): Add new argument.
1249 2019-05-28 Martin Liska <mliska@suse.cz>
1252 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1253 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1254 (func_checker::compare_bb): Call compare_loops.
1256 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1258 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1259 on sections construct.
1260 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1262 (lower_omp_sections): Handle lastprivate conditional.
1263 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1264 lastprivate_conditional_map.
1265 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1267 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1268 critical, taskgroup and section regions when looking for a region
1269 with non-NULL lastprivate_conditional_map.
1271 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1273 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1274 (*ix86_gen_sub3): Ditto.
1275 (*ix86_gen_sub3_carry): Ditto.
1276 (*ix86_gen_one_cmpl2): Ditto.
1277 (*ix86_gen_andsp): Ditto.
1278 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1279 (gen_and2_insn): New static function.
1280 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1281 Use gen_add3_insn instead of ix86_gen_add3.
1282 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1283 instead of ix86_gen_add3.
1284 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1285 Use gen_sub3_insn instead of ix86_gen_sub3.
1286 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1287 instead of ix86_gen_add3.
1288 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1289 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1290 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1291 * config/i386/i386-options.c (ix86_option_override_internal):
1292 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1293 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1295 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1297 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1298 and DW_OP_GNU_const_index opcodes.
1300 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1302 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1304 2019-05-27 Richard Biener <rguenther@suse.de>
1306 PR tree-optimization/90637
1307 * tree-ssa-sink.c (statement_sink_location): Honor the
1308 computed sink location for single-uses.
1310 2019-05-27 Richard Biener <rguenther@suse.de>
1313 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1316 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1318 * config/i386/i386.md (@sub<mode>3_carry): Rename
1319 from sub<mode>3_carry.
1320 (@leave_<mode>): New expander.
1321 (*leave): Rename from leave.
1322 (*leave_rex64): Rename from leave_rex64.
1323 (@monitorx_<mode>): Rename from monitorx_<mode>.
1324 (@clzero_<mode>): Rename from clzero_<mode>.
1325 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1326 from sse3_monitor_<mode>.
1327 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1328 (*ix86_gen_leave): Ditto.
1329 (*ix86_gen_monitor): Ditto.
1330 (*ix86_gen_monitorx): Ditto.
1331 (*ix86_gen_clzero): Ditto.
1332 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1333 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1334 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1335 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1336 Use gen_sse3_monitor instead of ix86_gen_monitor.
1337 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1338 instead of ix86_gen_monitorx.
1339 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1340 instead of ix86_gen_clzero.
1341 * config/i386/i386-options.c (ix86_option_override_internal):
1342 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1343 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1345 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1347 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1348 Rename from tls_global_dynamic_64_<mode>.
1349 (@tls_local_dynamic_base_64_<mode>): Rename from
1350 tls_local_dynamic_base_64_<mode>.
1351 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1352 Remove indirect function.
1353 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1354 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1355 instead of ix86_gen_tls_global_dynamic_64.
1356 Use gen_tls_local_dynamic_base_64 instead of
1357 ix86_gen_tls_local_dynamic_base_64.
1358 * config/i386/i386-options.c (ix86_option_override_internal):
1359 Do not initialize ix86_gen_tls_global_dynamic_64 and
1360 ix86_gen_tls_local_dynamic_base_64.
1362 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1364 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1365 Rename from pro_epilogue_adjust_stack_<mode>_add.
1366 (@pro_epilogue_adjust_stack_sub_<mode>)
1367 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1368 (@allocate_stack_worker_probe_<mode>):
1369 Rename from allocate_stack_worker_probe_<mode>.
1370 (allocate_stack): Use gen_allocate_stack_worker_probe.
1371 (probe_stack): Use gen_probe_stack_1.
1372 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1373 (@adjust_stack_and_probe_<mode>): Rename from
1374 adjust_stack_and_probe<mode>.
1375 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1376 (stack_protect_set): Use gen_stack_protect_set_1.
1377 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1378 (stack_protect_test): Use gen_stack_protect_test_1.
1379 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1380 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1381 Remove indirect function.
1382 (*ix86_gen_adjust_stack_and_probe): Ditto.
1383 (*ix86_gen_probe_stack_range): Ditto.
1384 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1385 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1386 (ix86_adjust_stack_and_probe_stack_clash): Use
1387 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1388 (ix86_adjust_stack_and_probe): Ditto.
1389 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1390 of ix86_gen_probe_stack_range.
1391 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1392 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1393 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1394 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1395 CODE_FOR_stack_protect_test_{si,di}.
1396 * config/i386/i386-options.c (ix86_option_override_internal):
1397 Do not initialize ix86_gen_allocate_stack_worker,
1398 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1400 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1402 * doc/invoke.texi (Link Options): Many editorial changes around
1405 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1407 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1408 pre-Solaris 11 referene and most Studio compiler details.
1410 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1413 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1414 DImode to SImode in floating-point registers on 64-bit target.
1415 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1416 register_operand in xmpyu patterns.
1418 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1420 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1421 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1422 OMP_CLAUSE__REDUCTEMP_.
1423 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1424 OMP_CLAUSE__CONDTEMP_.
1425 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1426 * tree-pretty-print.c (dump_omp_clause): Likewise.
1427 * tree-nested.c (convert_nonlocal_omp_clauses,
1428 convert_local_omp_clauses): Likewise.
1429 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1430 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1431 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1433 (gimplify_omp_for): Warn and disable conditional modifier from
1434 lastprivate on loop iterators.
1435 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1437 * omp-general.c (omp_extract_for_data): Initialize it.
1438 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1440 (delete_omp_context): Delete it.
1441 (lower_lastprivate_conditional_clauses): New function.
1442 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1443 handle lastprivate conditional clauses.
1444 (lower_reduction_clauses): Add CLIST argument, emit it into
1445 the critical section if any.
1446 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1447 lower_reduction_clauses callers.
1448 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1449 to lower_lastprivate_clauses.
1450 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1451 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1452 clist into a critical section if not emitted there already by
1453 lower_reduction_clauses.
1454 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1456 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1457 conditional variables.
1458 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1460 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1461 expand_omp_for_static_chunk): Handle lastprivate conditional.
1462 (expand_omp_for): Handle fd.lastprivate_conditional like
1465 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1467 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1468 kernel does not exit cleanly.
1469 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1471 2019-05-24 Jason Merrill <jason@redhat.com>
1474 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1476 2019-05-24 Richard Biener <rguenther@suse.de>
1479 * tree-loop-distribution.c (struct partition): Add location
1481 (partition_alloc): Initialize all fields.
1482 (generate_memset_builtin): Use the location recorded in the
1483 partition for the generated call.
1484 (generate_memcpy_builtin): Likewise.
1485 (classify_partition): Record the location of a single store
1486 as location for the partition.
1488 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1490 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1493 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1496 * common/config/aarch64/aarch64-common.c
1497 (aarch64_rewrite_selected_cpu): Change local temporary variable
1498 type from unsigned long to uint64_t.
1499 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1500 aarch64_get_extension_string_for_isa_flags): Change declaration to
1501 match new definition by replacing unsigned long with uint64_t.
1503 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1506 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1507 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1508 Handle stack_protect_test_<mode> codegen similarly to corresponding
1511 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1513 * config/i386/darwin.h: Reject -mfentry*.
1514 * doc/sourcebuild.texi: Document mfentry target support.
1516 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1518 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1519 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1520 false for PC-relative functions.
1521 (rs6000_output_function_prologue): Change called function name to
1522 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1523 name,1" for PC-relative functions.
1524 (rs6000_elf_declare_function_name): Change called function name to
1525 rs6000_global_entry_point_prologue_needed_p.
1527 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1530 * config/i386/i386.c (gen_rtx_cost):
1531 Use ix86_tune_cost instead of ix86_cost.
1533 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1534 Michael Meissner <meissner@linux.ibm.com>
1535 Segher Boessenkool <segher@kernel.crashing.org>
1537 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1539 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1540 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1541 (rs6000_fndecl_pcrel_p): Likewise.
1542 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1543 error if -mpcrel is requested without -mcpu=future.
1544 (rs6000_opt_masks): Add entry for pcrel.
1545 (rs6000_fndecl_pcrel_p): New function.
1546 (rs6000_pcrel_p): Likewise.
1547 * config/rs6000/rs6000.opt (mpcrel): New option.
1548 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1550 2019-05-23 Jan Hubicka <jh@suse.cz>
1551 Martin Liska <mliska@suse.cz>
1553 PR tree-optimization/90576
1554 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1556 (aliasing_component_refs_p): Fix three way size compare conditional;
1557 give up earlier in case we can not decide on equivalence.
1559 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1560 Michael Meissner <meissner@linux.ibm.com>
1561 Segher Boessenkool <segher@kernel.crashing.org>
1563 * config.gcc: Add future cpu.
1564 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1565 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1567 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1568 (RS6000_CPU): New instantiation for future cpu.
1569 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1571 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1572 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1573 * config/rs6000/rs6000-tables.opt: Regenerate.
1574 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1575 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1576 (rs6000_machine_from_flags): Handle future cpu.
1577 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1578 PROCESSOR_POWER9 for now.
1579 (rs6000_adjust_cost): Likewise.
1580 (rs6000_issue_rate): Likewise.
1581 (rs6000_register_move_cost): Likewise.
1582 (rs6000_opt_masks): Add entry for future.
1583 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1584 (MASK_FUTURE): New #define.
1585 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1586 * config/rs6000/rs6000.opt (mfuture): New target option.
1587 * doc/invoke.texi (mcpu): Add future cpu.
1589 2019-05-23 Martin Liska <mliska@suse.cz>
1592 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1593 operation points to a temporary (pointed via tree_to_wide_ref)
1594 that is out of scope after the &.
1596 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1599 * doc/extend.texi (Function Names): Add missing word.
1601 2019-05-23 Richard Biener <rguenther@suse.de>
1603 PR tree-optimization/88440
1604 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1606 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1608 (generate_memcpy_builtin): Likewise.
1609 (distribute_loop): Pass in whether to only distribute patterns.
1610 (prepare_perfect_loop_nest): Also allow size optimization.
1611 (pass_loop_distribution::execute): When optimizing a loop
1612 nest for size allow pattern replacement.
1614 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1617 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1620 2019-05-23 Martin Liska <mliska@suse.cz>
1623 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1624 expression similarly to gimplify_decl_expr.
1626 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1628 * cse.c (cse_dump_path): s/dump_file/f.
1630 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1633 * diagnostic-format-json.cc: Include "selftest.h".
1634 (json_from_expanded_location): Only add "file" key for non-NULL
1636 (json_from_location_range): Don't add "start" and "finish"
1637 children if they are UNKNOWN_LOCATION.
1638 (selftest::test_unknown_location): New selftest.
1639 (selftest::test_bad_endpoints): New selftest.
1640 (selftest::diagnostic_format_json_cc_tests): New function.
1641 * json.cc (json::object::get): New function.
1642 (selftest::test_object_get): New selftest.
1643 (selftest::json_cc_tests): Call it.
1644 * json.h (json::object::get): New decl.
1645 * selftest-run-tests.c (selftest::run_tests): Call
1646 selftest::diagnostic_format_json_cc_tests.
1647 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1650 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1651 Andrew Stubbs <amd@codesourcery.com>
1653 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1654 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1655 (kernel): Rename to...
1656 (main_kernel): ... this.
1657 (load_image): Load _init_array and _fini_array kernels.
1658 (run): Add argument for kernel to run.
1659 (main): Run init_array_kernel before main_kernel, and
1660 fini_array_kernel after.
1661 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1662 amdgpu_hsa_kernel attribute on functions.
1663 (gcn_disable_constructors): Delete.
1664 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1665 * config/gcn/crt0.c (size_t): Define.
1666 (_init_array, _fini_array): New.
1667 (__preinit_array_start, __preinit_array_end,
1668 __init_array_start, __init_array_end,
1669 __fini_array_start, __fini_array_end): Declare weak references.
1671 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1673 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1675 2019-05-22 Jason Merrill <jason@redhat.com>
1677 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1679 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1682 * config/i386/i386-options.c (ix86_init_machine_status): Set
1683 stack_frame_required to true.
1684 * config/i386/i386.c (ix86_get_frame_size): New function.
1685 (ix86_frame_pointer_required): Replace get_frame_size with
1686 ix86_get_frame_size.
1687 (ix86_compute_frame_layout): Likewise.
1688 (ix86_find_max_used_stack_alignment): Changed to void. Set
1689 stack_frame_required.
1690 (ix86_finalize_stack_frame_flags): Always call
1691 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1692 ix86_get_frame_size.
1693 * config/i386/i386.h (machine_function): Add stack_frame_required.
1695 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1697 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1699 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1701 * common/config/aarch64/aarch64-common.c
1702 (struct aarch64_option_extension, struct processor_name_to_arch,
1703 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1704 aarch64_contains_opt,
1705 aarch64_get_extension_string_for_isa_flags): Change type of
1706 variables storing flags to uint64_t.
1707 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1708 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1709 * config/aarch64/aarch64.c (struct processor,
1710 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1711 aarch64_validate_march, aarch64_override_options,
1712 aarch64_option_print, aarch64_handle_attr_isa_flags,
1713 aarch64_declare_function_name, aarch64_start_file): Make flag
1715 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1716 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1717 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1718 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1719 * config/aarch64/driver-aarch64.c
1720 (struct aarch64_arch_extension, struct aarch64_core_data,
1721 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1722 flag variables uint64_t.
1723 * doc/invoke.texi: Add documentation for new arguments.
1725 2019-05-22 Richard Biener <rguenther@suse.de>
1727 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1729 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1731 2019-05-22 Martin Liska <mliska@suse.cz>
1734 * doc/extend.texi: Document the change.
1736 2019-05-22 Richard Biener <rguenther@suse.de>
1738 PR tree-optimization/90450
1739 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1740 (mem_ref_hasher::equal): Check it.
1741 (mem_ref_alloc): Initialize it.
1742 (gather_mem_refs_stmt): Set it.
1744 2019-05-22 Richard Biener <rguenther@suse.de>
1746 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1748 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1751 2019-05-22 Alan Modra <amodra@gmail.com>
1753 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1754 (ASM_CPU_SPEC): Conditionally add -many.
1755 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1756 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1757 (rs6000_file_start): ..extracted from here, and modified to
1759 (rs6000_output_function_prologue): Emit .machine as necessary.
1760 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1762 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1763 added by check_vect_support_and_set_flags.
1764 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1765 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1767 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1770 * ira-lives.c (process_bb_node_lives): Consider defs
1771 for a call insn to be die before the call, not after.
1773 * function.c (assign_parm_setup_block): Raise alignment of
1774 stacked parameter only for STRICT_ALIGNMENT targets.
1776 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1778 * config/rs6000/constraints.md (define_register_constraint "wz"):
1780 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1781 RS6000_CONSTRAINT_wz.
1782 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1783 (rs6000_init_hard_regno_mode_ok): Adjust.
1784 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1785 * doc/md.texi (Machine Constraints): Adjust.
1787 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1789 * config/rs6000/constraints.md (define_register_constraint "wl"):
1791 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1792 RS6000_CONSTRAINT_wl.
1793 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1794 (rs6000_init_hard_regno_mode_ok): Adjust.
1795 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1796 * doc/md.texi (Machine Constraints): Adjust.
1798 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1800 * config/rs6000/constraints.md (define_register_constraint "wm"):
1802 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1803 RS6000_CONSTRAINT_wm.
1804 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1805 (rs6000_init_hard_regno_mode_ok): Adjust.
1806 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1807 * doc/md.texi (Machine Constraints): Adjust.
1809 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1811 * config/rs6000/constraints.md (define_register_constraint "wk"):
1813 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1814 RS6000_CONSTRAINT_wk.
1815 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1816 (rs6000_init_hard_regno_mode_ok): Adjust.
1817 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1818 * doc/md.texi (Machine Constraints): Adjust.
1820 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1822 * config/rs6000/constraints.md (define_register_constraint "wj"):
1824 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1825 RS6000_CONSTRAINT_wj.
1826 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1827 (rs6000_init_hard_regno_mode_ok): Adjust.
1828 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1830 * config/rs6000/vsx.md: Ditto.
1831 * doc/md.texi (Machine Constraints): Adjust.
1833 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1835 * config/rs6000/constraints.md (define_register_constraint "wh"):
1837 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1838 RS6000_CONSTRAINT_wh.
1839 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1840 (rs6000_init_hard_regno_mode_ok): Adjust.
1841 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1842 * doc/md.texi (Machine Constraints): Adjust.
1844 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1847 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1848 Avoid calling gen_lowpart with CONST operand.
1850 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1852 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1853 field template_last_to_copy.
1854 (ssa_create_duplicates): Set it, and use it. Attempt to
1855 preserve more debug stmts.
1857 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1859 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1860 (signbit<mode>2): New expander
1862 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1865 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1866 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1868 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1870 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1871 %ebx and %ecx bafore calling cpuid with leaf 1 or
1872 non-constant leaf argument.
1874 2019-05-21 Alan Modra <amodra@gmail.com>
1877 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1878 power9 direct move cost.
1879 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1880 Correct comments and rename functions to suit parameters.
1882 2019-05-21 Richard Biener <rguenther@suse.de>
1885 * fold-const.c (fold_read_from_vector): New function.
1886 * fold-const.h (fold_read_from_vector): Declare.
1887 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1888 single-element insert permutations. Canonicalize selector
1889 further and fix issue with last commit.
1891 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1893 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1894 parameter with default value false to declaration.
1895 (split_edges_for_insertion): New inline function. Wrapper for
1896 split_critical_edges with for_edge_insertion_p = true.
1897 * tree-cfg.c (split_critical_edges): Don't split non-critical
1898 edges if for_edge_insertion_p is false. Fix whitespace.
1899 * tree-ssa-pre.c (pass_pre::execute): Call
1900 split_edges_for_insertion instead of split_critical_edges.
1901 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1902 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1903 (pass_data_sink_code): Update function name in the comment.
1905 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1907 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1908 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1909 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1910 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1913 2019-05-21 Martin Liska <mliska@suse.cz>
1915 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1917 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1918 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1920 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1922 (rs6000_function_arg): Likewise.
1923 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1924 (rs6000_expand_ternop_builtin): Use interval syntax.
1925 (get_element_number): Likewise.
1926 (altivec_expand_builtin): Likewise.
1927 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1931 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1935 * function.h (struct function): Add calls_eh_return member.
1936 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1937 gimplifying __builtin_eh_return call.
1938 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1940 (expand_call_inline): Or in src_cfun->calls_eh_return into
1941 dst_cfun->calls_eh_return.
1942 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1943 cfun->calls_eh_return.
1944 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1945 * lto-streamer-out.c (output_struct_function_base): Write
1948 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1950 PR rtl-optimization/43147
1951 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1952 IX86_BUILTIN_SHUFPD.
1954 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1956 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1957 (refs_may_alias_p_1): ... here; update stats.
1958 (refs_may_alias_p): Do not update stats here.
1960 2019-05-20 Richard Biener <rguenther@suse.de>
1962 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1963 doesn't produce pointers.
1964 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1965 the first operand points to.
1967 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1969 * tree-ssa-alias.c (compare_sizes): New function.
1970 (sompare_type_sizes): New function
1971 (aliasing_component_refs_p): Use it.
1972 (indirect_ref_may_alias_decl_p): Likewise.
1974 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1976 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1978 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1980 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1981 (LIBLSAN_EARLY_SPEC): Likewise.
1982 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1984 2019-05-20 Martin Liska <mliska@suse.cz>
1986 * config/i386/i386.c (ix86_libc_has_fast_function):
1987 Add ATTRIBUTE_UNUSED for the argument.
1989 2019-05-20 Richard Biener <rguenther@suse.de>
1991 * gimple-match-head.c: Include vec-perm-indices.h.
1992 * generic-match-head.c: Likewise.
1993 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1995 * fold-const.c (fold_vec_perm): Export.
1996 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1997 (match.pd): ...here.
1999 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2001 * cfgloop.h (struct loop): Add simdlen member.
2002 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
2003 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
2004 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
2005 as new argument to autovectorize_vector_sizes target hook. If
2006 loop->simdlen, pick up vector size where the vectorization factor
2007 is equal to loop->simd, and if there is none, fall back to the first
2009 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
2011 * omp-low.c (omp_clause_aligned_alignment): Likewise.
2012 * omp-general.c (omp_max_vf): Likewise.
2013 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
2014 * tree-vect-slp.c (vect_slp_bb): Likewise.
2015 * target.def (autovectorize_vector_sizes): Add ALL argument and
2017 * doc/tm.texi: Adjust documentation.
2018 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
2019 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
2020 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
2022 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
2023 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
2024 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
2025 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
2026 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
2027 preferred vector size is not 512-bit or 256-bit, just put those
2028 unpreferred ones last.
2030 2019-05-20 Martin Liska <mliska@suse.cz>
2032 * targhooks.c (default_libc_has_fast_function): New function.
2033 * targhooks.h (default_libc_has_fast_function): Likewise.
2035 2019-05-20 Martin Liska <mliska@suse.cz>
2038 * builtins.c (expand_builtin_memory_copy_args): When having a
2039 target with fast mempcpy implementation do now use memcpy.
2040 * config/i386/i386.c (ix86_libc_has_fast_function): New.
2041 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
2042 * doc/tm.texi: Likewise.
2043 * doc/tm.texi.in: Likewise.
2045 * expr.c (emit_block_move_hints): Add 2 new arguments.
2046 * expr.h (emit_block_move_hints): Bail out when libcall
2047 to memcpy would be used.
2049 2019-05-20 Martin Liska <mliska@suse.cz>
2051 * profile-count.c: Add vertical spacing in order
2052 to separate functions.
2053 * profile-count.h: Likewise.
2055 2019-05-20 Martin Liska <mliska@suse.cz>
2057 * profile-count.h: Do not use full qualified
2059 * profile-count.c (profile_count::to_frequency): Likewise.
2061 2019-05-20 Martin Liska <mliska@suse.cz>
2063 * profile-count.h (enum profile_quality): Use capital letters
2064 for enum value names. Use the adjusted names.
2065 * profile-count.c: Use the adjusted names.
2067 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2069 * config/rs6000/constraints.md (define_register_constraint "wH"):
2071 (define_register_constraint "wI"): Delete.
2072 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2073 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
2074 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2075 (rs6000_init_hard_regno_mode_ok): Adjust.
2076 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
2077 resp. "d", or with "wa" as appropriate, all with "p8v".
2078 * config/rs6000/vsx.md: Ditto.
2079 * doc/md.texi (Machine Constraints): Adjust.
2081 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2083 * config/rs6000/constraints.md (define_register_constraint "wy"):
2085 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2086 RS6000_CONSTRAINT_wy.
2087 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2088 (rs6000_init_hard_regno_mode_ok): Adjust.
2089 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
2090 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
2091 (define_mode_attr Fisa): New.
2092 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
2093 * doc/md.texi (Machine Constraints): Adjust.
2095 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2097 * config/rs6000/constraints.md (define_register_constraint "wu"):
2099 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2100 RS6000_CONSTRAINT_wu.
2101 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2102 (rs6000_init_hard_regno_mode_ok): Adjust.
2103 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
2105 (define_mode_attr Fa): Delete.
2106 * config/rs6000/vsx.md: Ditto.
2107 * doc/md.texi (Machine Constraints): Adjust.
2109 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2111 * config/rs6000/constraints.md (define_register_constraint "wJ"):
2113 (define_register_constraint "wK"): Delete.
2114 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2115 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
2116 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2117 (rs6000_init_hard_regno_mode_ok): Adjust.
2118 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
2119 Replace "wK" constraint by "wH" with "p9v".
2120 * config/rs6000/vsx.md: Ditto.
2121 * doc/md.texi (Machine Constraints): Adjust.
2123 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2125 * config/rs6000/constraints.md (define_register_constraint "wb"):
2127 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2128 RS6000_CONSTRAINT_wb.
2129 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2130 (rs6000_init_hard_regno_mode_ok): Adjust.
2131 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
2132 * config/rs6000/vsx.md: Ditto.
2133 * doc/md.texi (Machine Constraints): Adjust.
2135 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2137 * config/rs6000/constraints.md (define_register_constraint "wo"):
2139 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2140 RS6000_CONSTRAINT_wo.
2141 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2142 (rs6000_init_hard_regno_mode_ok): Adjust.
2143 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
2144 * config/rs6000/altivec.md: Ditto.
2145 * doc/md.texi (Machine Constraints): Adjust.
2147 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2149 * config/darwin-c.c (darwin_register_objc_includes): Do not
2150 prepend the sysroot when building gnu-runtime header search
2153 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2155 * config/darwin.c (darwin_file_end): Use switch_to_section ()
2156 instead of direct output of the asm.
2158 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2160 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
2161 argument to be type bool (was int before).
2162 (rs6000_emit_epilogue): Simplify some code. Declare some variables
2163 at first use. Use type bool for some variables. Fix a theoretical
2164 eh_return bug for svr4.
2166 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2168 * config/rs6000/rs6000.md (isa): New attribute.
2169 (enabled): New attribute.
2171 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
2173 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
2174 assemble_start_function and assemble_end_function.
2176 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
2179 * omp-general.c (oacc_verify_routine_clauses): Change formal
2180 parameters. Add checking if already marked with an OpenACC
2181 'routine' directive. Adjust all users.
2184 * omp-general.c (oacc_build_routine_dims): Move some of its
2186 (oacc_verify_routine_clauses): ... this new function.
2187 * omp-general.h (oacc_verify_routine_clauses): New prototype.
2189 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2191 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
2192 formating of picbase labels to match other ports.
2194 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2196 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
2197 in the generated code.
2199 2019-05-16 Martin Sebor <msebor@redhat.com>
2201 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
2202 identifiers, keywords, operators, and types in diagnostics. Correct
2203 quoting, spelling, and sentence capitalization issues.
2204 (expand_builtin_atomic_is_lock_free): Same.
2205 (fold_builtin_next_arg): Same.
2206 * cfgexpand.c (expand_one_var): Same.
2207 (tree_conflicts_with_clobbers_p): Same.
2208 (expand_asm_stmt): Same.
2209 (verify_loop_structure): Same.
2210 * cgraphunit.c (process_function_and_variable_attributes): Same.
2211 * collect-utils.c (collect_execute): Same.
2212 * collect2.c (maybe_run_lto_and_relink): Same.
2213 (is_lto_object_file): Same.
2214 (scan_prog_file): Same.
2215 * convert.c (convert_to_real_1): Same.
2216 * dwarf2out.c (dwarf2out_begin_prologue): Same.
2217 * except.c (verify_eh_tree): Same.
2218 * gcc.c (execute): Same.
2219 (eval_spec_function): Same.
2220 (run_attempt): Same.
2221 (driver::set_up_specs): Same.
2222 (compare_debug_auxbase_opt_spec_function): Same.
2223 * gcov-tool.c (unlink_gcda_file): Same.
2226 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
2227 * gimplify.c (gimplify_asm_expr): Same.
2228 (gimplify_adjust_omp_clauses): Same.
2229 * hsa-gen.c (gen_hsa_addr_insns): Same.
2230 (gen_hsa_insns_for_load): Same.
2231 (gen_hsa_cmp_insn_from_gimple): Same.
2232 (gen_hsa_insns_for_operation_assignment): Same.
2233 (gen_get_level): Same.
2234 (gen_hsa_alloca): Same.
2235 (omp_simple_builtin::generate): Same.
2236 (gen_hsa_atomic_for_builtin): Same.
2237 (gen_hsa_insns_for_call): Same.
2238 * input.c (dump_location_info): Same.
2239 * ipa-devirt.c (compare_virtual_tables): Same.
2240 * ira.c (ira_setup_eliminable_regset): Same.
2241 * lra-assigns.c (lra_assign): Same.
2242 * lra-constraints.c (lra_constraints): Same.
2243 * lto-streamer-in.c (lto_input_mode_table): Same.
2244 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
2245 (merge_and_complain): Same.
2246 (compile_offload_image): Same.
2247 (compile_images_for_offload_targets): Same.
2248 (debug_objcopy): Same.
2251 * opts.c (print_specific_help): Same.
2252 (parse_no_sanitize_attribute): Same.
2254 (handle_param): Same.
2255 * plugin.c (add_new_plugin): Same.
2256 (parse_plugin_arg_opt): Same.
2257 (try_init_one_plugin): Same.
2258 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2259 operators, and types in diagnostics. Correct quoting and spelling
2261 * read-rtl-function.c (parse_edge_flag_token): Same.
2262 (function_reader::parse_enum_value): Same.
2263 * reg-stack.c (check_asm_stack_operands): Same.
2264 * regcprop.c (validate_value_data): Same.
2265 * sched-rgn.c (make_pass_sched_fusion): Same.
2266 * stmt.c (check_unique_operand_names): Same.
2267 * targhooks.c (default_target_option_pragma_parse): Same.
2268 * tlink.c (recompile_files): Same.
2269 * toplev.c (process_options): Same.
2271 * trans-mem.c (diagnose_tm_1): Same.
2272 (ipa_tm_scan_irr_block): Same.
2273 (ipa_tm_diagnose_transaction): Same.
2274 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2275 format a tree code name in a diagnostic.
2276 (verify_types_in_gimple_min_lval): Same.
2277 (verify_types_in_gimple_reference): Same.
2278 (verify_gimple_call): Same.
2279 (verify_gimple_assign_unary): Same.
2280 (verify_gimple_assign_binary): Same.
2281 (verify_gimple_assign_ternary): Same.
2282 (verify_gimple_assign_single): Same.
2283 (verify_gimple_switch): Same.
2284 (verify_gimple_label): Same.
2285 (verify_gimple_phi): Same.
2286 (verify_gimple_in_seq): Same.
2287 (verify_eh_throw_stmt_node): Same.
2288 (collect_subblocks): Same.
2289 (gimple_verify_flow_info): Same.
2290 (do_warn_unused_result): Same.
2291 * tree-inline.c (expand_call_inline): Same.
2292 * tree-into-ssa.c (update_ssa): Same.
2293 * tree.c (tree_int_cst_elt_check_failed): Same.
2294 (tree_vec_elt_check_failed): Same.
2295 (omp_clause_operand_check_failed): Same.
2296 (verify_type_variant): Same.
2297 (verify_type): Same.
2298 * value-prof.c (verify_histograms): Same.
2299 * varasm.c (assemble_start_function): Same.
2301 2019-05-16 Martin Sebor <msebor@redhat.com>
2303 * config/i386/i386-expand.c (get_element_number): Quote keywords
2304 and other internal names in diagnostics. Adjust other diagnostic
2305 formatting issues noted by -Wformat-diag.
2306 * config/i386/i386-features.c
2307 (ix86_mangle_function_version_assembler_name): Same.
2308 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2309 * config/i386/i386.c (ix86_function_type_abi): Same.
2310 (ix86_function_ms_hook_prologue): Same.
2311 (classify_argument): Same.
2312 (ix86_expand_prologue): Same.
2313 (ix86_md_asm_adjust): Same.
2314 (ix86_memmodel_check): Same.
2316 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2318 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2319 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2322 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2325 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2326 intrinsics without SSE/SSE2/SSSE3.
2327 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2329 (*mmx_uavgv8qi3): Likewise.
2331 2019-05-17 Richard Biener <rguenther@suse.de>
2333 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2334 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2336 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2338 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2339 vec_sldw insn pattern.
2341 2019-05-17 Richard Biener <rguenther@suse.de>
2343 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2345 2019-05-17 Martin Liska <mliska@suse.cz>
2348 * toplev.c (output_stack_usage): With LTO and sanitizer it
2349 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2350 has no file location.
2352 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2355 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2356 sz0 is equal to sz1, instead return false in that case.
2358 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2359 has non-constant expression, force sctx.lane and use two
2360 argument IFN_GOMP_SIMD_LANE instead of single argument.
2361 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2362 two argument IFN_GOMP_SIMD_LANE without lhs.
2363 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2365 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2367 (LOOP_REQUIRES_VERSIONING): Or in
2368 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2369 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2371 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2372 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2373 from simd if clause if needed.
2375 2019-05-16 Richard Biener <rguenther@suse.de>
2377 * tree-affine.c (expr_to_aff_combination): New function split
2379 (tree_to_aff_combination): ... here.
2380 (aff_combination_expand): Avoid building a GENERIC tree.
2382 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2384 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2385 assemble_start_function and assemble_end_function calls.
2386 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2387 assemble_start_function and assemble_end_function.
2388 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2389 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2390 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2391 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2392 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2393 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2394 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2395 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2396 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2397 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2398 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2399 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2401 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2402 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2403 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2404 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2405 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2406 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2407 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2408 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2409 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2410 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2411 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2412 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2413 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2414 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2416 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2417 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2418 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2420 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2422 * tree-ssa-alias.c (alias_stats): Add
2423 aliasing_component_refs_p_may_alias and
2424 aliasing_component_refs_p_no_alias.
2425 (dump_alias_stats): Print aliasing_component_refs_p stats.
2426 (aliasing_component_refs_p): Update stats.
2428 2019-05-16 Martin Liska <mliska@suse.cz>
2431 * multiple_target.c (expand_target_clones): Do not allow
2432 target_clones being used with a symbol that is an alias.
2434 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2436 PR tree-optimization/90394
2437 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2438 positives rather than ICE for cases where (code2 == NE_EXPR
2439 && code1 == BIT_AND_EXPR).
2441 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2444 * tree-core.h (struct tree_decl_common): Document
2445 decl_nonshareable_flag for PARM_DECLs.
2446 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2447 * calls.c (expand_call): Don't try tail call if caller
2448 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2449 passed on the stack and callee needs to pass any arguments on the
2451 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2452 else if instead of series of mutually exclusive ifs. Handle
2453 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2454 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2456 * lto-streamer.h (LTO_major_version): Bump to 9.
2458 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2460 PR tree-optimization/90106
2461 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2462 new parameter as new internal function call, also move it to new
2464 (use_internal_fn): Pass internal function call to
2465 shrink_wrap_one_built_in_call_with_conds.
2467 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2469 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2471 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2472 safelen_int and set loop->dont_vectorize.
2474 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2477 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2479 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2481 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2482 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2483 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2486 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2489 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2490 define_insn_and_split to support SSE emulation.
2491 (*vec_extractv2sf_0): Likewise.
2492 (*vec_extractv2sf_1): Likewise.
2493 (*vec_extractv2si_0): Likewise.
2494 (*vec_extractv2si_1): Likewise.
2495 (*vec_extractv2si_zext_mem): Likewise.
2496 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2497 (vec_extractv2sf_1 splitter): Likewise.
2498 (vec_extractv2sfsf): Likewise.
2499 (vec_setv2si): Likewise.
2500 (vec_extractv2si_1 splitter): Likewise.
2501 (vec_extractv2sisi): Likewise.
2502 (vec_setv4hi): Likewise.
2503 (vec_extractv4hihi): Likewise.
2504 (vec_setv8qi): Likewise.
2505 (vec_extractv8qiqi): Likewise.
2506 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2507 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2508 (vec_extractv2sisi): Likewise.
2509 (vec_extractv4hihi): Likewise.
2510 (vec_extractv8qiqi): Likewise.
2511 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2512 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2513 (vec_initv2sisi): Likewise.
2514 (vec_initv4hihi): Likewise.
2515 (vec_initv8qiqi): Likewise.
2516 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2517 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2518 (vec_setv4hi): Likewise.
2519 (vec_setv8qi): Likewise.
2521 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2524 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2525 TARGET_MMX_WITH_SSE.
2526 (MMXMODE:*mov<mode>_internal): Likewise.
2527 (MMXMODE:movmisalign<mode>): Likewise.
2529 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2532 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2533 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2534 (sse2_cvtpd2pi): Ditto.
2535 (sse2_cvttpd2pi): Ditto.
2536 (*vec_concatv2sf_sse4_1): Ditto.
2537 (*vec_concatv2sf_sse): Ditto.
2538 (*vec_concatv2si_sse4_1): Ditto.
2539 (*vec_concatv2si): Ditto.
2540 (*vec_concatv4si_0): Ditto.
2541 (*vec_concatv2di_0): Ditto.
2543 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2546 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2548 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2551 * config/i386/sse.md (ssse3_palignrdi): Changed to
2552 define_insn_and_split to support SSE emulation.
2554 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2557 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2559 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2562 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2563 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2566 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2569 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2570 or TARGET_MMX_WITH_SSE.
2571 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2573 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2576 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2578 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2581 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2582 Changed to define_insn_and_split to support SSE emulation.
2584 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2587 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2588 Changed to define_insn_and_split to support SSE emulation.
2590 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2593 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2594 (*mmx_<emms>): This.
2595 (mmx_<emms>): New expander.
2597 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2600 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2602 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2604 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2607 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2609 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2612 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2614 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2617 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2618 TARGET_MMX_WITH_SSE.
2619 (*mmx_uavgv4hi3): Add SSE emulation.
2621 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2624 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2625 and TARGET_MMX_WITH_SSE.
2626 (*mmx_uavgv8qi3): Add SSE emulation.
2628 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2631 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2632 maskmovdqu for __MMX_WITH_SSE__.
2634 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2637 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2638 TARGET_MMX and TARGET_MMX_WITH_SSE.
2639 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2641 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2644 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2645 define_insn_and_split to support SSE emulation.
2647 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2650 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2651 and TARGET_MMX_WITH_SSE.
2652 (mmx_<code>v8qi3): Likewise.
2653 (smaxmin:<code>v4hi3): New.
2654 (umaxmin:<code>v8qi3): Likewise.
2655 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2656 (umaxmin:*mmx_<code>v8qi3): Likewise.
2658 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2661 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2662 TARGET_MMX_WITH_SSE.
2663 (*mmx_pinsrw): Add SSE emulation.
2665 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2668 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2670 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2673 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2674 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2677 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2680 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2681 (sse_cvttps2pi): Likewise.
2683 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2686 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2687 TARGET_MMX_WITH_SSE.
2688 (mmx_pshufw_1): Add SSE emulation.
2689 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2690 TARGET_MMX_WITH_SSE to support SSE emulation.
2692 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2695 * config/i386/constraints.md (Yw): New constraint.
2696 * config/i386/mmx.md (*vec_dupv2si): Changed to
2697 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2698 support SSE emulation.
2700 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2703 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2704 TARGET_MMX_WITH_SSE.
2705 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2707 (mmx_gt<mode>3): Likewise.
2709 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2712 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2713 TARGET_MMX_WITH_SSE. Add SSE support.
2715 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2718 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2719 TARGET_MMX_WITH_SSE.
2720 (any_logic:<code><mode>3): New.
2721 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2724 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2727 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2728 TARGET_MMX_WITH_SSE. Add SSE emulation.
2729 (mmx_<shift_insn><mode>3): Likewise.
2731 (<shift_insn><mode>3): Likewise.
2733 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2736 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2737 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2739 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2742 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2743 TARGET_MMX_WITH_SSE.
2744 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2747 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2750 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2751 TARGET_MMX_WITH_SSE.
2753 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2756 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2759 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2760 (plusminus:mmx_<plusminus_insn><mode>3): Check
2761 TARGET_MMX_WITH_SSE.
2762 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2763 (<plusminus_insn><mode>3): New.
2764 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2765 (*mmx_<plusminus_insn><mode>3): Likewise.
2767 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2770 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2771 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2773 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2774 define_insn_and_split to support SSE emulation.
2775 (mmx_punpcklbw): Likewise.
2776 (mmx_punpckhwd): Likewise.
2777 (mmx_punpcklwd): Likewise.
2778 (mmx_punpckhdq): Likewise.
2779 (mmx_punpckldq): Likewise.
2781 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2782 Uros Bizjak <ubizjak@gmail.com>
2785 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2787 (ix86_split_mmx_pack): Likewise.
2788 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2790 (ix86_split_mmx_pack): Likewise.
2791 * config/i386/i386.md (mmx_isa): New.
2792 (enabled): Also check mmx_isa.
2793 * config/i386/mmx.md (any_s_truncate): New code iterator.
2794 (s_trunsuffix): New code attr.
2795 (mmx_packsswb): Removed.
2796 (mmx_packssdw): Likewise.
2797 (mmx_packuswb): Likewise.
2798 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2799 MMX packsswb/packuswb with SSE2.
2800 (mmx_packssdw): Likewise.
2801 * config/i386/predicates.md (register_mmxmem_operand): New.
2803 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2806 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2807 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2808 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2809 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2810 (ix86_vector_mode_supported_p): Likewise.
2811 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2813 2019-05-15 Martin Liska <mliska@suse.cz>
2816 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2819 2019-05-15 Richard Biener <rguenther@suse.de>
2821 * tree-into-ssa.c (pass_build_ssa::execute): Run
2822 update_address_taken before going into SSA.
2824 2019-05-15 Richard Biener <rguenther@suse.de>
2826 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2827 as __BIT_FIELD_REF with type with -gimple.
2829 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2831 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2832 semantically equivalent branches (left over after prior refactorings).
2834 2019-05-15 Richard Biener <rguenther@suse.de>
2836 PR tree-optimization/88828
2837 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2840 2019-05-14 Richard Biener <rguenther@suse.de>
2842 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2843 as __VIEW_CONVERT with -gimple.
2845 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2848 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2851 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2853 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2854 define_split to become a define_insn_and_split.
2856 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2858 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2860 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2861 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2862 (sibcall_epilogue): Adjust.
2865 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2867 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2868 to unsupported ones.
2869 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2870 * config.host: Likewise.
2871 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2872 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2873 __svr4__]: Remove "brand" fallback.
2874 [!KSTAT_DATA_STRING]: Remove.
2875 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2877 (comdat_group): Likewise.
2878 (set_have_as_tls): Likewise.
2879 (gcc_cv_target_dl_iterate_phdr): Likewise.
2880 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2881 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2882 * configure: Regenerate.
2883 * doc/install.texi: Simplify Solaris target triplets.
2884 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2885 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2886 Remove Solaris 10 references.
2887 Remove obsolete Solaris bug reference.
2888 (Specific, sparc-sun-solaris2.10): Remove.
2890 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2892 * config/i386/i386.md (any_div): New code iterator.
2893 (paired_mod): New code attribute.
2894 (sgnprefix): Handle DIV and UDIV RTXes.
2896 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2897 and udivmod<mode>4 patterns using any_div code iterator.
2898 (divmod splitters): Macroize splitters using any_div code iterator.
2899 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2900 (*udivmodsi4_pow2_zext_2): Ditto.
2901 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2902 and *udivmod<mode>4_noext patterns using any_div code iterator.
2903 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2904 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2905 patterns using any_div code iterator.
2906 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2907 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2908 patterns using any_div code iterator.
2909 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2910 udivmodhiqi3 patterns using any_extend code iterator.
2912 2019-05-14 Richard Biener <rguenther@suse.de>
2913 H.J. Lu <hongjiu.lu@intel.com>
2915 PR tree-optimization/88828
2916 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2917 permuting in a single non-constant element not extracted
2920 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2922 * internal-fn.def (SIGNBIT): New.
2923 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2925 (signbitv4sf2): Likewise.
2927 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2930 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2931 next insn when the SRC reg is dead.
2933 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2935 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2936 (alloc_cand_and_find_basis): Ditto.
2937 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2938 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2939 (create_add_imm_cand, slsr_process_cast): Ditto.
2940 (slsr_process_copy, replace_mult_candidate): Ditto.
2941 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2942 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2943 (pass_strength_reduction::execute): Init the first NULL element.
2945 2019-05-13 Nathan Sidwell <nathan@acm.org>
2947 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2948 (run_attempt): Reformat line break.
2950 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2953 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2954 data registers in sibcall epilogues.
2955 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2957 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2960 * configure.ac (--enable-frame-pointer):
2961 Disable by default for cygwin and mingw.
2962 * configure: Regenerate.
2964 2019-05-13 Nathan Sidwell <nathan@acm.org>
2966 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2968 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2969 (gen_member_die): Move abstract origin check earlier. Only VARs
2970 can be static_inline_p. Simplify splicing control flow.
2972 2019-05-13 Richard Biener <rguenther@suse.de>
2974 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2976 (vect_build_slp_tree_1): Likewise.
2978 2019-05-13 Richard Biener <rguenther@suse.de>
2980 PR tree-optimization/90402
2981 * tree-if-conv.c (tree_if_conversion): Value number only
2982 the loop body by making the latch an exit of the region
2984 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2986 (do_rpo_vn): Deal with multiple edges into the entry block
2987 that are not backedges inside the region by skipping PHIs
2990 2019-05-13 Richard Biener <rguenther@suse.de>
2992 PR tree-optimization/90316
2993 * tree-ssa-pre.c (insert_aux): Fold into ...
2994 (insert): ... this function. Use a RPO walk to reduce the
2995 number of required iterations.
2997 2019-05-13 Martin Liska <mliska@suse.cz>
2999 PR tree-optimization/90416
3000 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
3001 string instead of passing the second part as va_arg argument.
3003 2019-05-13 Martin Liska <mliska@suse.cz>
3005 PR gcov-profile/90380
3006 * gcov.c (handle_cycle): Do not support zero cycle count,
3007 it should not be possible.
3008 (path_contains_zero_cycle_arc): New function.
3009 (circuit): Ignore zero cycle arc counts.
3011 2019-05-13 Martin Liska <mliska@suse.cz>
3013 PR gcov-profile/90380
3014 * gcov.c (enum loop_type): Remove the enum and
3016 (handle_cycle): Assert that we should not reach
3018 (circuit): Use loop_found instead of a tri-state loop_type.
3019 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
3022 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3025 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
3026 (ix86_output_indirect_branch_via_reg): Use output mechanism
3027 accounting for __USER_LABEL_PREFIX__.
3028 (ix86_output_indirect_branch_via_push): Likewise.
3029 (ix86_output_function_return): Likewise.
3030 (ix86_output_indirect_function_return): Likewise.
3032 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
3034 * doc/md.texi: Document use of code attributes in rtx patterns.
3035 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
3036 * read-rtl.c (find_code): Split out search loops into...
3037 (maybe_find_code): ...this new function.
3038 (check_code_iterator): Make the error message more informative.
3039 (check_code_attribute): New function.
3040 (rtx_reader::rtx_alloc_for_name): Likewise.
3041 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
3042 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
3043 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
3044 <max_opp> directly as an rtx code instead of via a match_operator.
3045 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
3046 (<su>abd<mode>_3): Update accordingly.
3048 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3050 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
3051 is given, print the state of the EH "save world" computation for
3054 2019-05-11 Jakub Jelinek <jakub@redhat.com>
3057 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
3058 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3060 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
3062 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
3063 Use pinsrd for TARGET_SSE4_1.
3064 * config/i386/sse.md (movdi_to_sse): Ditto.
3066 2019-05-10 Richard Biener <rguenther@suse.de>
3068 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
3069 (do_rpo_vn): Initialize next_value_id.
3071 2019-05-10 Martin Liska <mliska@suse.cz>
3073 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3076 2019-05-10 Jakub Jelinek <jakub@redhat.com>
3078 PR tree-optimization/90385
3079 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
3080 arguments of the exit phis.
3083 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
3084 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
3086 (copy_tree_body_r): Likewise.
3087 (copy_fn): Set id.do_not_fold to true.
3089 2019-05-10 Martin Liska <mliska@suse.cz>
3091 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
3092 Reapply changes from r269790.
3094 2019-05-10 Martin Liska <mliska@suse.cz>
3097 * doc/invoke.texi: New params.
3098 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
3099 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
3100 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3102 * tree-switch-conversion.h (struct jump_table_cluster):
3105 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
3107 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
3109 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
3111 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
3113 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
3115 PR rtl-optimization/88879
3116 * sel-sched.c (sel_target_adjust_priority): Remove assert.
3118 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
3121 * config/arm/arm.c (callee_saved_reg_p): Move before
3122 thumb_find_work_register.
3123 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
3124 thumb_find_work_register. Only call df_get_live_out once.
3125 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
3126 (thumb_find_work_register): Use
3127 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
3128 algorithms to locate a spare call clobbered reg.
3130 2019-05-09 Martin Liska <mliska@suse.cz>
3132 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
3133 and MAX_EXPR in GIMPLE FE format.
3135 2019-05-09 Martin Liska <mliska@suse.cz>
3137 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
3138 * gimple-pretty-print.c (dump_gimple_bb_header):
3140 (pp_cfg_jump): Dump edge probability.
3141 * profile-count.c (profile_quality_as_string): Simplify
3142 with a static array.
3143 (parse_profile_quality): New function.
3144 (profile_count::dump): Simplify with a static array.
3145 (profile_count::from_gcov_type): Add new argument.
3146 * profile-count.h (parse_profile_quality): Likewise.
3147 * predict.h (set_hot_bb_threshold): New.
3148 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3150 * predict.c (get_hot_bb_threshold): Set from the new param.
3151 (set_hot_bb_threshold): New.
3153 2019-05-09 Richard Biener <rguenther@suse.de>
3155 PR tree-optimization/90395
3156 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
3157 rewrite vector stores that throw internally.
3159 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
3161 * cif-code.def (CHKP): Remove.
3164 * configure.ac (--enable-frame-pointer): Disable by default for
3166 * configure: Regenerate.
3168 2019-05-09 Alan Modra <amodra@gmail.com>
3171 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
3172 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
3173 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
3174 cost for general <-> vsx when direct moves are available.
3175 Cost union classes at minimal cost for any reg in the class.
3176 Correct calculation for moves between vsx, float, and altivec.
3177 Don't return a low cost for moves between special regs. Don't
3178 use hard coded register numbers.
3179 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
3180 (rs6000_ira_change_pseudo_allocno_class): New function.
3181 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
3182 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
3184 (movsi_internal1): Don't disparage vector alternatives.
3185 (mov<mode>_internal): Likewise, excepting alternative that
3187 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
3188 we <- b alternative.
3190 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3193 PR tree-optimization/89060
3194 * tree-ssa-live.h (live_vars_map): New typedef.
3195 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
3196 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
3197 (struct compute_live_vars_data): New type.
3198 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
3199 live_vars_at_stmt, destroy_live_vars): New functions.
3200 * tree-tailcall.c: Include tree-ssa-live.h.
3201 (live_vars, live_vars_vec): New global variables.
3202 (find_tail_calls): Perform variable life analysis before punting.
3203 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
3204 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
3206 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
3207 Perform variable life analysis to select variables that really need
3209 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
3210 instead set id->eh_landing_pad_dest and assert it is the same.
3211 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
3213 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
3214 Richard Earnshaw <rearnsha@arm.com>
3217 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
3219 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
3220 (thumb1_compute_save_core_reg_mask): Don't force a spare work
3221 register if both the epilogue and prologue can use call-clobbered
3223 (thumb1_unexpanded_epilogue): Use
3224 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
3225 picking temporaries for restoring high regs to match that of the
3226 prologue where possible.
3227 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
3228 the list of work registers. Detect if the return address is still live
3229 at the end of the prologue and avoid using it for a work register if so.
3230 If the return address is not live, add LR to the list of pushable regs
3231 after the first pass.
3233 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3235 PR tree-optimization/90078
3236 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
3237 (INFTY): Increase the value for infinite cost.
3238 (struct comp_cost): Promote type of members to int64_t.
3239 (infinite_cost): Don't set complexity in initialization.
3240 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
3241 overflows to infinite_cost.
3242 (adjust_setup_cost): Promote type of parameter and cost computation
3244 (struct ainc_cost_data, struct iv_ca): Promote type of member to
3246 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
3247 cost computation to int64_t.
3248 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
3249 int64_t's format specifier in dump.
3251 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3253 PR tree-optimization/90240
3254 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3255 with respect to scaling factor pre-computed for each basic block.
3256 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3257 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3258 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3259 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3260 live range for array of loop's basic blocks. Cleanup aux field of
3261 loop's basic blocks.
3263 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3265 PR tree-optimization/90356
3266 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3268 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3270 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3271 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3272 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3273 (ix86_handle_option): Handle -mavx512bf16.
3274 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3276 * config/i386/avx512bf16vlintrin.h: New.
3277 * config/i386/avx512bf16intrin.h: New.
3278 * config/i386/cpuid.h (bit_AVX512BF16): New.
3279 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3280 * config/i386/i386-builtin-types.def: Add new types.
3281 * config/i386/i386-builtin.def: Add new builtins.
3282 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3284 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3285 (ix86_option_override_internal): Handle BF16.
3286 (ix86_valid_target_attribute_inner_p): Ditto.
3287 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3288 * config/i386/i386-builtin.c (enum processor_features): Add
3290 (static const _isa_names_table isa_names_table): Ditto.
3291 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3292 (PTA_AVX512BF16): Ditto.
3293 * config/i386/i386.opt: Add -mavx512bf16.
3294 * config/i386/immintrin.h: Include avx512bf16intrin.h
3295 and avx512bf16vlintrin.h.
3296 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3297 avx512f_cvtneps2bf16_<mode><mask_name>,
3298 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3299 * config/i386/subst.md (mask_half): Add new subst.
3300 * doc/invoke.texi: Document -mavx512bf16.
3302 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3304 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3306 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3307 (rs6000_debug_legitimize_reload_address): Delete.
3308 (rs6000_legitimize_reload_address_ptr): Delete.
3309 (rs6000_option_override_internal): Adjust.
3310 (mem_operand_gpr): Adjust comment.
3311 (legitimate_lo_sum_address_p): Ditto.
3312 (rs6000_legitimize_reload_address): Delete.
3313 (rs6000_debug_legitimize_reload_address): Delete.
3314 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3316 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3319 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3320 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3321 to compute vector element selector for both constant and variable
3324 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3326 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3327 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3328 ashrdi3_cvt using SWI48 mode iterator.
3330 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3332 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3333 (aarch64_<su>abd<mode>_3): Likewise.
3334 (*aarch64_<su>abd<mode>_3): New define_insn.
3335 (<sur>sad<vsi2qi>): New define_expand.
3336 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3337 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3338 (build_vect_cond_expr): Likewise.
3340 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3342 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3343 clobbers outside of accessible_reg_set.
3344 * config/i386/i386.c (ix86_conditional_register_usage):
3345 Disable register sets by clearing corresponding bits in
3346 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3347 call_used_regs and don't clear corresponding reg_names array members.
3349 2019-05-07 Richard Biener <rguenther@suse.de>
3351 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3352 not specified still compute a comp_vectype for invariant
3355 2019-05-07 Richard Biener <rguenther@suse.de>
3357 PR tree-optimization/90316
3358 * tree-ssa-pre.c (translate_vuse_through_block): When
3359 same_valid is NULL do not bother to search for a virtual
3361 (phi_translate_1): When operands changed we cannot keep
3362 the same value-number so do not bother to ask whether
3363 that's possible from translate_vuse_through_block.
3365 2019-05-07 Martin Liska <mliska@suse.cz>
3367 * bitmap.c (bitmap_register): Come up with
3368 alloc_descriptor_max_uid and assign it for
3370 (register_overhead): Use get_descriptor as
3372 (release_overhead): New.
3373 (bitmap_elem_to_freelist): Call it.
3374 (bitmap_elt_clear_from): Likewise.
3375 (bitmap_obstack_free): Likewise.
3376 (bitmap_move): Sensitively release memory.
3377 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3378 (bitmap_initialize): Initialize alloc_descriptor to zero.
3379 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3381 2019-05-07 Richard Biener <rguenther@suse.de>
3383 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3384 we build a SLP node. Remove max_size and limiting.
3385 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3387 2019-05-07 Richard Biener <rguenther@suse.de>
3389 PR tree-optimization/90316
3390 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3392 (walk_non_aliased_vuses): Take walking limit argument.
3393 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3394 walking if it is reached instead of just counting.
3395 (get_continuation_for_phi): Likewise.
3396 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3397 limiting to the callback.
3398 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3399 (vn_reference_lookup_3): Likewise.
3400 (vn_reference_lookup_pieces): Likewise.
3401 (vn_reference_lookup): Likewise.
3402 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3403 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3404 (avail_exprs_stack::lookup_avail_expr): Likewise.
3406 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3408 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3409 for comparaible types in the second direction even if first one
3410 hits incomparable type.
3412 2019-05-07 Richard Biener <rguenther@suse.de>
3415 * lto-wrapper.c (debug_objcopy): Use the original filename
3416 including archive offset for the filename used for -save-temps.
3418 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3420 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3423 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3424 Hongtao Liu <hongtao.liu@intel.com>
3428 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3429 Modified, original implementation isn't correct.
3431 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3433 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3434 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3435 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3436 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3437 (FRAME_POINTER_REGNUM): Change numbering.
3438 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3439 (alt_reg_names): Adjust.
3440 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3442 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3443 (DWARF_FRAME_REGISTERS): Delete.
3444 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3445 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3447 (REG_ALLOC_ORDER): Adjust.
3448 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3449 (REG_CLASS_CONTENTS): Adjust.
3450 (RETURN_ADDR_RTX): Change comment.
3451 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3453 (REGISTER_NAMES): Adjust.
3454 (ADDITIONAL_REGISTER_NAMES): Adjust.
3455 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3457 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3459 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3461 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3462 (DWARF_FRAME_REGISTERS): Adjust.
3463 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3465 (REG_ALLOC_ORDER): Adjust.
3466 (enum reg_class): Delete SPR_REGS.
3467 (REG_CLASS_NAMES): Delete SPR_REGS.
3468 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3469 (REGISTER_NAMES): Adjust.
3470 (ADDITIONAL_REGISTER_NAMES): Adjust.
3471 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3472 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3473 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3474 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3475 (htm_spr_regno): Delete.
3476 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3478 (rs6000_dbx_register_number): Adjust.
3480 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3482 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3484 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3486 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3487 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3489 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3491 PR tree-optimization/88709
3492 PR tree-optimization/90271
3493 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3494 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3495 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3497 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3498 of the store merging group is larger than
3499 PARAM_STORE_MERGING_MAX_SIZE parameter.
3500 (split_group): Add bzero_first argument. If set, always emit first
3501 the first store which must be = {} of the whole area and then for the
3502 rest of the stores consider all zero bytes as paddings.
3503 (imm_store_chain_info::output_merged_store): Check if first store
3504 is = {} of the whole area and if yes, determine which setting of
3505 bzero_first for split_group gives smaller number of stores. Adjust
3506 split_group callers.
3507 (lhs_valid_for_store_merging_p): Allow decls.
3508 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3510 (pass_store_merging::process_store): Likewise.
3512 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3515 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3516 handling of V1TImode.
3518 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3521 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3522 and enable_frame_pointer ...
3523 * configure.ac: ... here. Update help strings for
3524 --enable-frame-pointer.
3525 * configure: Regenerate.
3526 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3527 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3528 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3529 (USE_X86_64_FRAME_POINTER): Ditto.
3531 2019-05-06 Martin Liska <mliska@suse.cz>
3533 * config.gcc: Append to target_gtfiles and fix indentation.
3535 2019-05-06 Richard Biener <rguenther@suse.de>
3537 PR tree-optimization/90358
3538 * tree-vect-stmts.c (get_group_load_store_type): Properly
3539 detect unused upper half of load.
3540 (vectorizable_load): Likewise.
3542 2019-05-06 Richard Biener <rguenther@suse.de>
3544 PR tree-optimization/88828
3545 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3546 (simplify_vector_constructor): ...here. Handle constants in
3549 2019-05-06 Richard Biener <rguenther@suse.de>
3551 PR tree-optimization/90328
3552 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3553 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3554 is valid in the loop nest before using it.
3555 (initialize_data_dependence_relation): Adjust.
3556 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3557 loop as loop-nest to dr_may_alias_p.
3559 2019-05-06 Richard Biener <rguenther@suse.de>
3561 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3563 2019-05-06 Richard Biener <rguenther@suse.de>
3565 PR tree-optimization/90316
3566 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3567 compute target on demand.
3568 (get_continuation_for_phi): Remove code walking stmts to
3569 get to a target virtual operand which could end up being
3572 2019-05-06 Martin Liska <mliska@suse.cz>
3575 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3576 when -mabi is selected to a non-default version.
3578 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3579 Martin Liska <mliska@suse.cz>
3581 * Makefile.in: Add lto-dump.texi.
3582 * cgraph.h: Add new functions get_visibility_string and
3583 get_symtab_type_string.
3584 * doc/gcc.texi: Include lto-dump section.
3585 * doc/lto-dump.texi: New file.
3586 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3587 (parse_dump_option): Factor out this function.
3588 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3589 (parse_dump_option): Export the function.
3590 * symtab.c (symtab_node::get_visibility_string): New function.
3591 (symtab_node::get_symtab_type_string): Likewise.
3593 2019-05-06 Martin Liska <mliska@suse.cz>
3595 * config/i386/i386-builtins.c: New file.
3596 * config/i386/i386-builtins.h: New file.
3597 * config/i386/i386-expand.c: New file.
3598 * config/i386/i386-expand.h: New file.
3599 * config/i386/i386-features.c: New file.
3600 * config/i386/i386-features.h: New file.
3601 * config/i386/i386-options.c: New file.
3602 * config/i386/i386-options.h: New file.
3603 * config.gcc: Add new files into extra_objs and
3605 * config/i386/i386.c: Split content of the file
3606 into newly introduced files.
3607 * config/i386/i386.h: Declare common variables
3609 * config/i386/t-i386: Define dependencies for new files.
3611 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3614 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3615 Restrict 'all' variant to 32-bit configurations.
3616 (unaligned_loadhiu): Likewise.
3617 (unaligned_storehi): Likewise.
3618 (unaligned_storesi): Likewise.
3619 (unaligned_loadhis): Disable when compiling for thumb1.
3621 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3623 PR tree-optimization/90269
3624 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3627 2019-05-03 Martin Liska <mliska@suse.cz>
3629 * hash-map.h: Add is_empty function.
3630 * hash-set.h: Likewise.
3631 * hash-table.h: Likewise.
3632 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3633 elements () == 0 (and similar usages).
3634 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3635 * gimplify.c (gimplify_bind_expr): Likewise.
3636 (gimplify_switch_expr): Likewise.
3637 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3638 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3639 * postreload-gcse.c (dump_hash_table): Likewise.
3640 (gcse_after_reload_main): Likewise.
3641 * predict.c (combine_predictions_for_bb): Likewise.
3642 * tree-parloops.c (reduction_phi): Likewise.
3643 (separate_decls_in_region): Likewise.
3644 (transform_to_exit_first_loop): Likewise.
3645 (gen_parallel_loop): Likewise.
3646 (gather_scalar_reductions): Likewise.
3647 (try_create_reduction_list): Likewise.
3648 * var-tracking.c (dump_vars): Likewise.
3649 (emit_notes_for_changes): Likewise.
3650 (vt_emit_notes): Likewise.
3652 2019-05-03 Richard Biener <rguenther@suse.de>
3654 PR tree-optimization/90316
3655 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3658 2019-05-03 Richard Biener <rguenther@suse.de>
3660 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3661 peeling for gaps by loading only lower halves of vectors
3663 (vectorizable_load): Likewise.
3665 2019-05-03 Richard Biener <rguenther@suse.de>
3668 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3670 2019-05-03 Richard Biener <rguenther@suse.de>
3673 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3674 Handle STRING_CST vs DECL or STRING_CST.
3676 2019-05-03 Richard Biener <rguenther@suse.de>
3678 PR tree-optimization/88963
3679 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3680 vector loads feeding only BIT_FIELD_REFs to component
3681 loads. Rewrite stores fed by CONSTRUCTORs to component
3684 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3686 * opts.h (finish_options): Remove lang_mask argument.
3687 (print_help, help_option_argument): Declare.
3688 * opts.c (print_help): Remove forward declaration, no longer static.
3689 (finish_options): Remove lang_mask argument, don't call print_help
3691 * opts-global.c (decode_options): Adjust finish_option caller, call
3694 PR tree-optimization/90303
3695 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3696 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3698 2019-05-03 Richard Biener <rguenther@suse.de>
3700 PR tree-optimization/89698
3701 * gimple-fold.c (canonicalize_constructor_val): Early out
3702 for constants, handle unfolded INTEGER_CSTs as they appear in
3703 C++ virtual table ctors.
3705 2019-05-03 Richard Biener <rguenther@suse.de>
3707 * passes.c (execute_function_todo): Remove dead code.
3709 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3711 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3712 the internal register number, for any "real" register.
3714 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3716 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3717 correct numbers for TFHAR, TFIAR, TEXASR.
3719 2019-05-02 Richard Biener <rguenther@suse.de>
3721 PR tree-optimization/89653
3722 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3723 update-address-taken before the pass.
3724 * passes.def (pass_tree_loop_init): Put comment before it.
3726 2019-05-02 Richard Biener <rguenther@suse.de>
3728 PR tree-optimization/89509
3729 * tree-ssa-structalias.c (compute_dependence_clique): Look
3730 at the first subvar when determining whether it is restrict.
3732 2019-05-02 Richard Biener <rguenther@suse.de>
3734 PR tree-optimization/90273
3735 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3736 useless debug stmts.
3738 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3740 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3742 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3744 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3745 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3746 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3747 (vectorizable_reduction): Use the functions above to vectorize in a
3748 fully masked loop codes that don't have a conditional internal
3751 2019-05-02 Martin Liska <mliska@suse.cz>
3753 * cgraphclones.c: Call valid_attribute_p with 1 for
3755 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3756 it's for target attribute.
3757 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3758 Add new boolean argument.
3759 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3761 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3762 to ix86_valid_target_attribute_inner_p.
3763 (ix86_valid_target_attribute_p): Pass flags argument to
3764 ix86_valid_target_attribute_inner_p.
3765 (get_builtin_code_for_version): Use 0 as it's target attribute.
3767 2019-05-02 Martin Liska <mliska@suse.cz>
3769 * gcc.c (process_command): Add dummy file only
3771 * opts-global.c (decode_options): Pass lang_mask.
3772 * opts.c (print_help): New function.
3773 (finish_options): Print --help if help_option_argument
3775 (common_handle_option): Factor out content of OPT__help_
3777 * opts.h (finish_options): Add new argument.
3779 2019-05-02 Martin Liska <mliska@suse.cz>
3782 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3783 With -minline-all-stringops use inline expansion using 4B loop.
3784 * doc/invoke.texi: Document the change of
3785 -minline-all-stringops.
3787 2019-05-01 Jeff Law <law@redhat.com>
3789 PR tree-optimization/88797
3790 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3791 PHI feeds a conditional on the RHS of an assignment.
3793 2019-04-30 Andrew Waterman <andrew@sifive.com>
3794 Jim Wilson <jimw@sifive.com>
3796 * config/riscv/constraints.md (L): New.
3797 * config/riscv/predicates.md (lui_operand): New.
3798 (sfb_alu_operand): New.
3799 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3800 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3801 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3802 * config/riscv/risc.md (type): Add sfb_alu.
3803 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3804 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3805 (branch_zero<mode>): Delete.
3807 (mov<GPR:mode><X:mode>cc): Likewise.
3808 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3810 2019-04-30 Nathan Sidwell <nathan@acm.org>
3812 * tree.h (MARK_TS_EXP): New.
3814 2019-04-30 Martin Liska <mliska@suse.cz>
3816 * opts.c (enable_warning_as_error): Provide hints
3817 for unknown options.
3819 2019-04-30 Martin Liska <mliska@suse.cz>
3822 * doc/invoke.texi: Add missing dash for gas-locview-support
3823 and gno-as-locview-support.
3825 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3828 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3829 whitespace at the start of target attribute string.
3831 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3834 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3835 Define __ARM_FEATURE_ATOMICS.
3837 2019-04-30 Martin Liska <mliska@suse.cz>
3839 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3840 into built_in_function enum. Remove code for endp == 2 and
3841 use BUILT_IN_* constants.
3842 (gimple_fold_builtin): Call the function with fcode.
3844 2019-04-30 Martin Liska <mliska@suse.cz>
3846 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3847 DECL_FUNCTION_CODE into ix86_builtins enum before
3848 the switch statement.
3850 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3852 PR tree-optimization/89475
3853 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3856 2019-04-30 Martin Liska <mliska@suse.cz>
3858 PR translation/90274
3859 * opts.c (print_filtered_help): Wrap string in _(...).
3861 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3863 PR tree-optimization/90240
3865 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3867 PR tree-optimization/90078
3868 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3869 checks for infinite_cost overflow.
3871 2019-04-29 Jeff Law <law@redhat.com>
3873 * passes.def: Move -Wrestrict pass after copy propagation.
3875 2019-04-29 Maya Rashish <coypu@sdf.org>
3877 * config.gcc (default_gnu_indirect_function): Default to yes
3878 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3879 sparc*-*-netbsd*, x86_64-*-netbsd*.
3881 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3883 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3884 where cond2 is NE_EXPR.
3885 (is_value_included_in): Update comment.
3887 2019-04-29 Richard Biener <rguenther@suse.de>
3889 PR tree-optimization/90278
3890 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3891 EH on comparison simplification.
3893 2019-04-29 Jason Merrill <jason@redhat.com>
3895 PR c++/82081 - tail call optimization breaks noexcept
3896 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3897 nothrow function to a might-throw function into a tail call.
3899 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3901 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3902 (DDR_INNER_LOOP): Likewise.
3903 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3904 (initialize_data_dependence_relation): Likewise.
3905 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3907 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3909 PR rtl-optimization/90257
3910 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3914 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3918 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3921 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3924 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3926 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3928 2019-04-29 Richard Biener <rguenther@suse.de>
3930 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3933 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3935 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3936 varasm.h, and netbsd-protos.h.
3938 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3941 * config/i386/i386-protos.h (ix86_data_alignment): Change
3942 the second argument type to unsigned int.
3943 * config/i386/i386.c (ix86_data_alignment): Change "align"
3944 argument type to unsigned int.
3946 2019-04-27 Martin Liska <mliska@suse.cz>
3949 * opt-suggestions.c (option_proposer::build_option_suggestions):
3950 When get_valid_option_values returns empty values, add the
3951 misspelling candidate.
3953 2019-04-26 Jim Wilson <jimw@sifive.com>
3955 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3957 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3958 Pass orig_mode to riscv_build_integer.
3959 (riscv_split_integer): Pass mode to riscv_move_integer.
3960 (riscv_legitimize_const_move): Likewise.
3961 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3962 promoted_mode. Replace force_reg call with code to load constant into
3963 promoted reg and then subreg it for the store.
3964 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3967 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3969 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3972 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3974 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3975 commentary about the encoding of precision.
3977 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3979 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3980 * config/i386/t-freebsd64: New file.
3981 * config.gcc: Add the t-freebsd64 for multilib support.
3983 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3985 * doc/extend.texi (vector_size): Add missing comma after @xref.
3987 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3989 * BASE-VER: Set to 10.0.0.
3991 2019-04-25 Richard Biener <rguenther@suse.de>
3994 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3995 VIEW_CONVERT_EXPR into one operating on an rvalue.
3997 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
4000 * config/i386/i386.c (feature_priority): Moved to file scope.
4001 (processor_features): Likewise.
4002 (processor_model): Likewise.
4003 (_arch_names_table): Likewise.
4004 (arch_names_table): Likewise.
4005 (_feature_list): Removed.
4006 (feature_list): Likewise.
4007 (_isa_names_table): Moved to file scope. Add priority.
4008 (isa_names_table): Likewise.
4009 (get_builtin_code_for_version): Replace feature_list with
4010 isa_names_table. Update error message for P_ZERO priority.
4012 2019-04-25 Richard Biener <rguenther@suse.de>
4014 * tree-pass.h (make_pass_phi_only_cprop): Remove.
4015 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
4017 2019-04-24 Jeff Law <law@redhat.com>
4019 PR tree-optimization/90037
4020 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
4021 * passes.def: Replace all instance of phi-only cprop with the
4022 lattice propagator. Move propagation pass from after erroneous
4023 path isolation to before erroneous path isolation.
4024 * tree-ssa-phionlycprop.c: Remove.
4026 2019-04-24 Richard Biener <rguenther@suse.de>
4029 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
4030 by size and BITS_PER_UNIT on poly-wide-ints.
4032 2019-04-25 Richard Biener <rguenther@suse.de>
4035 * match.pd: Add pattern to simplify view-conversion of an
4038 2019-04-24 Clement Chigot <clement.chigot@atos.net>
4040 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
4041 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
4042 for Go on 32 bit AIX.
4043 * config/rs6000/aix72.h: Likewise.
4045 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4048 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
4049 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
4051 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
4054 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
4055 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
4056 for restored hard frame pointer.
4057 (s390_sched_dependencies_evaluation): Implement new target hook.
4058 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
4060 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
4062 * config/arc/arc-options.def: Fix typos and spelling mistakes.
4063 * config/arc/arc.c (arc_init): Cleanup warning message.
4064 (arc_override_options): Likewise.
4066 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4069 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
4070 a register if both if_true and if_false are MEMs.
4072 PR tree-optimization/90208
4073 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
4074 after labels of new_bb, not before them.
4076 PR tree-optimization/90211
4077 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
4078 which are not SSA_NAMEs.
4080 2018-04-23 Sudakshina Das <sudi.das@arm.com>
4082 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
4084 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
4086 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4088 PR rtl-optimization/87979
4089 * modulo-sched.c (sms_schedule): Start ii value "mii" should
4092 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4094 PR rtl-optimization/84032
4095 * modulo-sched.c (ps_insn_find_column): Change condition so that
4096 branch will always be the last insn in a row inside partial
4099 2019-04-23 Richard Biener <rguenther@suse.de>
4102 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
4103 dest_single_pred_p argument.
4104 (remove_forwarder_block): Adjust.
4105 (remove_forwarder_block_with_phi): Likewise.
4107 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4108 Bernd Edlinger <bernd.edlinger@hotmail.de>
4109 Jakub Jelinek <jakub@redhat.com>
4112 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
4113 if used with general-regs-only.
4114 (arm_conditional_register_usage): Don't add non-general regs if
4116 (arm_valid_target_attribute_rec): Handle general-regs-only.
4117 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
4119 (TARGET_HARD_FLOAT_SUB): Define.
4120 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
4121 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
4122 (TARGET_REALLY_IWMMXT2): Likewise.
4123 * config/arm/arm.opt: Add -mgeneral-regs-only.
4124 * doc/extend.texi: Document ARM general-regs-only target.
4125 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
4127 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4129 PR tree-optimization/90078
4130 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4131 checks for infinite_cost overflow.
4133 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4135 PR tree-optimization/90021
4136 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
4137 and check univariate against it.
4138 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
4139 * tree-data-ref.c (add_other_self_distances): Pass new argument.
4141 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4145 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4148 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4151 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4153 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4155 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
4157 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
4158 names using operand format, rather than hard-wired.
4159 (speculation_barrier): Likewise.
4161 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4163 PR tree-optimization/88055
4164 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
4165 (gen_one_condition): Use it if !HONOR_NANS.
4167 2019-04-19 Jakub Jelinek <jakub@redhat.com>
4170 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
4171 assign_temp instead of gen_reg_rtx.
4173 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
4175 PR translation/90118
4176 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4177 Add missing space before %<.
4179 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
4181 PR rtl-optimization/87871
4182 * ira-lives.c (make_object_dead): Don't add conflicts to
4183 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
4185 2019-04-18 Martin Sebor <msebor@redhat.com>
4188 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
4189 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
4190 assuming type size fits in SHWI.
4192 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
4195 * ipa-inline.c (flatten_function): New parameter UPDATE.
4196 (ipa_inline, early_inliner): Use it.
4198 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4200 * fold-const.c (int_const_binop): Return early on failure.
4202 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4205 * combine.c (force_int_to_mode): Cast the argument rather than
4206 the result of known_alignment.
4207 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
4209 2019-04-18 Richard Biener <rguenther@suse.de>
4212 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
4214 (remove_forwarder_block): ... here.
4215 (remove_forwarder_block_with_phi): Also move debug stmts here.
4217 2019-04-18 Jakub Jelinek <jakub@redhat.com>
4219 PR translation/79183
4220 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
4221 inform where appropriate.
4223 2019-04-18 Richard Biener <rguenther@suse.de>
4225 * tree.c (get_qualified_type): Put found type variants at the
4226 head of the variant list.
4228 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4230 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
4232 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
4235 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
4236 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
4237 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
4238 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
4239 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
4241 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
4243 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4244 even for allocno's with no conflicts.
4245 (print_conflicts): Print an extra newline.
4247 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4249 * auto-inc-dec.c (attempt_change): Set the alignment of the
4250 temporary memory to that of the original.
4252 2019-04-17 Joao Moreira <jmoreira@suse.de>
4254 * targhooks.c (default_print_patchable_function_entry): Emit
4255 __patchable_function_entries section with writable flags to allow
4256 relocation resolution.
4258 2019-04-17 Jonny Grant <jg@jguk.org>
4260 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4262 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4265 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4268 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4270 * config/arc/arc.c (arc_init): Format diagnostic string.
4271 (arc_override_options): Likewise.
4272 (check_if_valid_regno_const): Likewise.
4273 (arc_reorg): Likewise.
4275 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4278 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4280 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4282 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4283 (*movdi_update1): Use Pmode.
4284 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4285 (movdi_<mode>_update_stack): Rename to ...
4286 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4288 (*movsi_update1): Use Pmode.
4289 (*movsi_update2): Use Pmode.
4290 (movsi_update): Rename to ...
4291 (movsi_<mode>_update): ... this. Use Pmode.
4292 (movsi_update_stack): Fix condition.
4293 (*movhi_update1): Use Pmode. Fix argument to
4294 avoiding_indexed_address_p.
4295 (*movhi_update2): Ditto.
4296 (*movhi_update3): Ditto.
4297 (*movhi_update4): Ditto.
4298 (*movqi_update1): Ditto.
4299 (*movqi_update2): Ditto.
4300 (*movqi_update3): Ditto.
4301 (*movsf_update1, *movdf_update1): Merge, rename to...
4302 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4303 avoiding_indexed_address_p. Add "size" attribute.
4304 (*movsf_update2, *movdf_update2): Merge, rename to...
4305 (*mov<mode>_update2): This. Ditto.
4306 (*movsf_update3): Use Pmode. Fix argument to
4307 avoiding_indexed_address_p.
4308 (*movsf_update4): Ditto.
4309 (allocate_stack): Simplify condition. Adjust pattern names.
4311 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4314 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4315 whitespace at the start of target attribute string.
4317 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4320 * config/rs6000/power9.md: Add store forwarding bypass.
4322 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4325 * valtrack.c (dead_debug_insert_temp): Reset debug references
4326 to the return value of a call being removed.
4328 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4330 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4331 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4332 implement target hook.
4333 (arc_memory_move_cost): New function.
4334 (TARGET_REGISTER_MOVE_COST): Define.
4335 (TARGET_MEMORY_MOVE_COST): Likewise.
4336 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4337 (MEMORY_MOVE_COST): Likewise.
4339 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4341 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4342 (sibcall_value_insn): Likewise.
4343 * config/arc/constraints.md (Rs5): Remove.
4345 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4347 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4348 for last two fake registers.
4349 (arc_conditional_register_usage): Make sure fake frame and arg
4350 pointer regs are in general regs class.
4351 (FRAME_POINTER_MASK): Remove.
4352 (RETURN_ADDR_MASK): Remove.
4353 (arc_must_save_register): Use hard frame regnum.
4354 (frame_restore_reg): Use hard_frame_pointer_rtx.
4355 (arc_save_callee_saves): Likewise.
4356 (arc_restore_callee_saves): Likewise.
4357 (arc_save_callee_enter): Likewise.
4358 (arc_restore_callee_leave): Likewise.
4359 (arc_save_callee_milli): Likewise.
4360 (arc_eh_return_address_location): Likewise.
4361 (arc_check_multi): Use hard frame regnum.
4362 (arc_can_eliminate): Likewise.
4363 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4364 for register allocator.
4365 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4366 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4367 (FRAME_POINTER_REGNUM): Change it to a fake register.
4368 (HARD_FRAME_POINTER_REGNUM): Defined.
4369 (ARG_POINTER_REGNUM): Change it to a new fake register.
4370 (ELIMINABLE_REGS): Update.
4371 (REGISTER_NAMES): Update names.
4372 * config/arc/arc.md (LP_START): Remove.
4374 (shift_si3_loop): Update pattern.
4376 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4378 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4379 to avoid delay slot scheduling.
4380 (arc_must_save_register): Don't save SP.
4381 * config/arc/arc.md (stack_tie): Remove.
4382 (UNSPEC_ARC_STKTIE): Likewise.
4384 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4385 Shiva Chen <shiva0217@gmail.com>
4387 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4388 code gen with large shift amount.
4390 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4392 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4395 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4398 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4399 print -m64/-mx32/-m32 if it is true.
4400 (ix86_debug_options, ix86_function_specific_print): Pass true as
4401 ADD_ABI_P to ix86_target_string.
4402 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4403 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4404 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4406 PR rtl-optimization/90082
4407 * dce.c (can_delete_call): New function.
4408 (deletable_insn_p, mark_insn): Use it.
4410 PR tree-optimization/90090
4411 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4413 (is_division_by_square): Likewise. Formatting fix.
4415 2019-04-16 Richard Biener <rguenther@suse.de>
4417 PR tree-optimization/56049
4418 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4419 equality check if alias-set zero will prevail.
4421 2019-04-15 Jeff Law <law@redhat.com>
4423 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4424 size and alignment as unsigned.
4426 2019-04-15 Richard Biener <rguenther@suse.de>
4429 * tree-loop-distribution.c (destroy_loop): Preserve correct
4432 2019-04-15 Richard Biener <rguenther@suse.de>
4434 PR tree-optimization/90071
4435 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4436 abnormal operands from def stmts.
4438 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4440 PR rtl-optimization/89794
4441 * combine.c (count_auto_inc): New function.
4442 (try_combine): Count how many auto_inc expressions there were in the
4443 original instructions. Ensure we have the same number in the new
4444 instructions. Remove the code that tried to ensure auto_inc side
4445 effects on i1 and i0 are not lost.
4447 2019-04-15 Richard Biener <rguenther@suse.de>
4450 * tree.h (auto_var_p): Declare.
4451 * tree.c (auto_var_p): New function, split out from ...
4452 (auto_var_in_fn_p): ... here.
4453 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4455 (new_var_info): Initialize it.
4456 (set_uids_in_ptset): Also set the shadow variable uid if required.
4457 (ipa_pta_execute): Postprocess points-to solutions assigning
4458 shadow variable uids for locals that may reach their containing
4459 function recursively.
4460 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4461 assert but instead check whether the points-to solution is
4464 2019-04-15 Martin Jambor <mjambor@suse.cz>
4467 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4470 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4472 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4474 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4475 Kito Cheng <kito.cheng@gmail.com>
4476 Shiva Chen <shiva0217@gmail.com>
4478 * config/nds32/nds32-md-auxiliary.c
4479 (nds32_legitimize_pic_address): Use new PIC pattern.
4480 (nds32_legitimize_tls_address): Use new TLS pattern.
4481 (nds32_output_symrel): New.
4482 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4483 (nds32_alloc_relax_group_id): Ditto.
4484 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4485 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4487 (nds32_group_tls_insn): Ditto.
4488 (nds32_group_float_insns): Ditto.
4489 * config/nds32/nds32.md (tls_le): New.
4492 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4494 * configure: Add nds32 target for dwarf2 debug_line checking.
4495 * configure.ac: Regenerated.
4497 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4500 * ipa-devirt.c (skip_in_fields_list_p): New.
4501 (odr_types_equivalent_p): Use it.
4503 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4506 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4507 instead of strncmp when checking for thumb and arm. Formatting fixes.
4509 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4511 * doc/install.texi: Document --with-target-system-zlib.
4513 2019-04-12 Martin Sebor <msebor@redhat.com>
4519 * targhooks.c (default_vector_alignment): Avoid assuming
4520 argument fits in SHWI.
4521 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4523 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4525 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4527 PR rtl-optimization/89965
4528 * dce.c: Include rtl-iter.h.
4529 (struct check_argument_load_data): New type.
4530 (check_argument_load): New function.
4531 (find_call_stack_args): Check for loads from stack slots still tracked
4532 in sp_bytes and punt if any is found.
4534 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4536 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4538 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4539 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4541 2019-04-12 Martin Liska <mliska@suse.cz>
4544 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4546 (separate_attrs): Handle multiple 'default's.
4547 (expand_target_clones): Rework error handling code.
4549 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4552 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4553 mode of vector rather than mode of destination for move instruction.
4554 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4555 Use QI inner mode with V16QI vector mode.
4557 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4560 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4561 "invalid %%t operand" in output_operand_lossage message.
4563 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4565 * config/s390/predicates.md (permute_pattern_operand): New
4567 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4568 operand for the permute pattern.
4569 ("*vec_perm<mode>"): New insn definition.
4570 ("bswap<mode>"): Generate the permute pattern operand in the
4571 expander and perform the operand reloads for pre arch13 level
4573 ("*bswap<mode>_emu"): Rename to ...
4574 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4575 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4576 Add the USE operand for the permute pattern.
4577 ("*vec_set_bswap_vec<mode>"): Likewise.
4579 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4582 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4583 and gcc_unreachable if it fails, just call tree_to_uhwi which
4584 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4585 Start warning message with a lower-case letter. Formatting fixes.
4587 PR rtl-optimization/90026
4588 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4589 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4590 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4591 in cfglayout mode, use emit_barrier_after_bb.
4593 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4595 PR rtl-optimization/87763
4596 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4599 2019-04-11 Tom de Vries <tdevries@suse.de>
4601 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4602 max macro using statement expression.
4604 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4606 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4607 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4608 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4609 read_only_private_data_section using xcoff_private_rodata_section_name.
4610 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4612 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4615 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4617 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4619 PR rtl-optimization/89965
4620 * dce.c (sp_based_mem_offset): New function.
4621 (find_call_stack_args): Use sp_based_mem_offset.
4623 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4625 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4627 2019-04-11 Richard Biener <rguenther@suse.de>
4629 PR tree-optimization/90020
4630 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4631 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4632 * tree-ssa-pre.c (compute_avail): Use it to not put
4633 possibly trapping references after a call that might not
4634 return into EXP_GEN.
4635 * gcse.c (compute_hash_table_work): Do not elide
4636 marking a block containing a call if the call might not
4639 2019-04-11 Richard Biener <rguenther@suse.de>
4641 PR tree-optimization/90018
4642 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4643 Test both SLP and interleaving variants.
4645 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4647 * config/s390/8561.md: New file.
4648 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4649 Add arch13 cpu model.
4650 * config/s390/s390-opts.h (enum processor_type): Likewise.
4651 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4652 (s390_get_unit_mask): Likewise.
4653 (s390_is_fpd): Likewise.
4654 (s390_is_fxd): Likewise.
4655 * config/s390/s390.h (s390_tune_attr): Likewise.
4656 * config/s390/s390.md: Include arch13 pipeline description.
4657 * config/s390/s390.opt: Add arch13.
4659 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4661 PR rtl-optimization/87763
4662 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4664 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4666 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4668 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4669 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4670 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4671 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4673 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4675 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4676 "Although" in -fipa-icf documentation.
4678 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4679 of using multiple -g options.
4681 2019-04-10 Martin Liska <mliska@suse.cz>
4683 PR gcov-profile/89959
4684 * doc/gcov.texi: Make documentation of -x option
4687 2019-04-10 Richard Biener <rguenther@suse.de>
4689 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4691 (DR_GROUP_SAME_DR_STMT): Remove.
4692 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4693 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4694 replace with assert.
4695 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4696 (vect_record_grouped_load_vectors): Remove unreachable code.
4698 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4701 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4702 obsolete reference to N.
4704 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4707 * expr.c (store_expr): Set properly size on the MEM passed to
4711 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4712 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4713 translation is needed, and when translation is needed, only append
4714 ... if the string length is hostsz or more bytes long. Avoid using
4717 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4720 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4721 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4723 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4724 differences directly.
4725 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4727 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4729 PR translation/90011
4730 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4732 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4734 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4735 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4736 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4737 trailing space from -gsplit-dwarf diagnostics.
4739 PR tree-optimization/89998
4740 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4741 instead of integer_type_node if possible, don't add ranges if return
4742 type is not compatible with int.
4743 * gimple-fold.c (gimple_fold_builtin_sprintf,
4744 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4747 2019-04-09 Martin Liska <mliska@suse.cz>
4749 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4750 * doc/install.texi: Document the new config.
4752 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4754 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4755 use gimple_expr_type for load and store calls. Skip over the
4756 condition argument in a conditional internal function.
4757 Protect use of TREE_INT_CST_LOW.
4759 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4762 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4763 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4764 trailing period from it too.
4766 2019-04-08 wu yuan <wuyuan5@huawei.com>
4768 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4769 * config/aarch64/aarch64.md : Add "tsv110.md"
4770 * config/aarch64/tsv110.md: New file.
4772 2019-04-08 Richard Biener <rguenther@suse.de>
4774 PR tree-optimization/90006
4775 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4778 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4781 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4783 (fma_root_node): Likewise.
4784 (func_fma_steering): Likewise.
4786 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4788 PR rtl-optimization/89865
4789 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4791 PR rtl-optimization/89865
4792 * config/i386/i386.md
4793 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4794 numbers not to clash with the additional operands[4].
4795 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4796 with extra register copy in the middle.
4798 2019-04-08 Martin Liska <mliska@suse.cz>
4800 PR gcov-profile/89961
4801 * doc/gcov.texi: Document data_file.
4802 * gcov.c (generate_results): Add data_info into JSON output.
4804 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4806 PR tree-optimization/89725
4807 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4808 loop's chrec as invariant symbol.
4809 * tree-chrec.h (chrec_contains_symbols): New parameter.
4810 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4811 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4812 function of loops not in DDR's loop_nest.
4813 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4815 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4818 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4821 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4824 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4825 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4827 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4829 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4830 targetm.fixed_condition_code_regs.
4832 2019-04-05 Richard Biener <rguenther@suse.de>
4836 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4837 debug bind stmts but reset them if they are not valid at the
4840 2019-04-05 Martin Liska <mliska@suse.cz>
4842 PR translation/89936
4843 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4844 order to wrap keywords or arguments.
4845 * collect2.c (main): Likewise.
4846 (scan_prog_file): Likewise.
4847 (scan_libraries): Likewise.
4848 * common/config/riscv/riscv-common.c
4849 (riscv_subset_list::parsing_subset_version): Likewise.
4850 (riscv_subset_list::parse_std_ext): Likewise.
4851 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4853 * config/arm/arm.c (arm_option_override): Likewise.
4854 * config/cris/cris.c (cris_print_operand): Likewise.
4855 * config/darwin-c.c (darwin_pragma_options): Likewise.
4856 (darwin_pragma_unused): Likewise.
4857 (darwin_pragma_ms_struct): Likewise.
4858 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4859 * config/i386/i386.c (print_reg): Likewise.
4860 (ix86_print_operand): Likewise.
4861 * config/i386/xm-djgpp.h: Likewise.
4862 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4863 * config/m32c/m32c.c (m32c_option_override): Likewise.
4864 * config/msp430/msp430.c (msp430_option_override): Likewise.
4865 * config/nds32/nds32.c (nds32_option_override): Likewise.
4866 * config/nvptx/mkoffload.c (main): Likewise.
4867 * config/rx/rx.c (rx_print_operand): Likewise.
4868 (valid_psw_flag): Likewise.
4869 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4870 (vms_pragma_nomember_alignment): Likewise.
4871 (vms_pragma_extern_model): Likewise.
4872 * lto-wrapper.c (compile_offload_image): Likewise.
4873 * omp-offload.c (oacc_parse_default_dims): Likewise.
4874 * symtab.c (symtab_node::verify_base): Likewise.
4875 * tlink.c (recompile_files): Likewise.
4876 (start_tweaking): Likewise.
4877 * tree-profile.c (parse_profile_filter): Likewise.
4879 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4881 PR tree-optimization/89956
4882 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4883 multiple negates of the same value.
4885 2019-04-04 Martin Sebor <msebor@redhat.com>
4889 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4890 have the same precision since the function crashes otherwise.
4891 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4892 has non-zero arguments.
4894 2019-04-04 Martin Sebor <msebor@redhat.com>
4897 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4898 out if the number of arguments is less than expected.
4900 2019-04-04 Jeff Law <law@redhat.com>
4902 PR rtl-optimization/89399
4903 * ree.c (combine_set_extension): Use single_set rather than
4904 digging into PATTERN for items on the candidate list.
4905 (combine_reaching_defs): Likewise.
4907 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4909 PR rtl-optimization/46590
4910 * loop-invariant.c (find_defs): Move df_remove_problem and
4911 df_process_deferred_rescans to move_invariants.
4912 Move df_live_add_problem and df_live_set_all_dirty calls
4914 (move_invariants): Likewise.
4915 (move_loop_invariants): Likewise, making the df_live calls
4916 conditional on -O. Remove the problem again if we added it
4919 2019-04-03 qing zhao <qing.zhao@oracle.com>
4921 PR tree-optimization/89730
4922 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4923 -flive-patching=inline-only-static.
4924 (can_inline_edge_by_limits_p): Add the checking for
4925 -flive-patching=inline-only-static and grant always_inline
4926 even when -flive-patching=inline-only-static is specified.
4928 2019-04-03 Jeff Law <law@redhat.com>
4930 PR rtl-optimization/81025
4931 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4933 2019-04-03 Richard Biener <rguenther@suse.de>
4935 PR tree-optimization/84101
4936 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4937 regs.h for hard_regno_nregs.
4938 (cfun_returns): New helper.
4939 (vect_model_store_cost): When vectorizing a store to a decl
4940 we return and the function ABI returns in a multi-reg location
4941 account for the possible spilling that will happen.
4943 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4945 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4946 displacement addresses for vector mode operands.
4948 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4950 * config/arc/arc.c (GMASK_LEN): Define.
4951 (arc_restore_callee_saves): Restore first blink when
4954 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4956 * doc/extend.texi: Add deprecated comment on sign-return-address
4957 function attribute and add mbranch-protection.
4958 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4960 2019-04-03 Richard Biener <rguenther@suse.de>
4963 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4964 the all target phony.
4966 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4970 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4971 Return false for variable DImode shifts.
4972 (dimode_scalar_chain::compute_convert_gain): Do not handle
4973 register count operand in variable DImode shifts.
4974 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4975 count argument of a variable shift instruction to a vector register.
4976 (dimode_scalar_chain::convert_reg): Remove support to convert
4977 count argument of a variable shift instruction.
4979 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4981 PR rtl-optimization/84206
4982 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4983 iterating over loop headers.
4985 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4987 PR rtl-optimization/85876
4988 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4989 beyond the original fence.
4991 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4993 * config.gcc: Mark spu* targets as deprecated/obsolete.
4995 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4997 * config/s390/s390-builtin-types.def: New builtin function type
4998 definitions. Remove unused types.
4999 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
5000 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
5001 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
5002 overloaded builtins.
5003 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
5004 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
5005 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
5006 (vec_double, vec_signed, vec_unsigned): Define to use the new
5007 overloaded builtins.
5008 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
5011 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5013 * config/s390/s390-builtin-types.def: New builtin function type
5015 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
5016 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
5017 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
5018 (s390_vstrszh, s390_vstrszf): New low-level builtins.
5019 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
5020 constant definitions.
5021 * config/s390/vecintrin.h (vec_search_string_cc)
5022 (vec_search_string_until_zero_cc): New builtin name definitions.
5023 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
5025 ("vec_vstrs<mode>"): New insn definition.
5027 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5029 * config/s390/s390-builtin-types.def: Add new builtin function
5031 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
5032 New overloaded builtins.
5033 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
5035 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
5036 (UNSPEC_VEC_SLDBYTE): ... this.
5037 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
5038 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
5040 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
5041 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
5042 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
5044 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5046 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
5047 New insn definition.
5048 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
5049 * config/s390/vector.md (V_HW_HSD): ... here.
5051 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5053 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
5054 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
5055 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
5056 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
5057 New insn definitions.
5059 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5061 * config/s390/s390-builtin-types.def: Add new builtin function type.
5062 * config/s390/s390-builtins.def: Add overloaded builtin
5063 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
5064 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
5065 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
5066 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
5067 ("eltswap<mode>"): New expander.
5068 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
5071 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5073 * config/s390/s390-builtin-types.def: Add new builtin function types.
5074 * config/s390/s390-builtins.def: Add overloaded builtin
5075 s390_vec_revb. Add low-level builtins for vlbr and vstbr
5077 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
5078 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
5079 ("bswap<mode>"): New expander.
5080 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
5082 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5084 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
5085 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
5086 vector builtin version number in __VEC__.
5088 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5090 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
5092 (SFSI): New mode attribute.
5093 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
5094 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
5096 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
5097 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
5098 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
5099 ("floatsi<mode>2"): Add wcefb instruction.
5101 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5103 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
5104 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
5106 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
5107 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
5108 support 32 bit fp-int conversions. Rename to ...
5109 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5110 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5111 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
5112 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
5115 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5117 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
5118 if-then-else constructs if we can use the select instruction.
5119 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
5121 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5123 * config/s390/s390.md ("*popcountdi_arch13_cc")
5124 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
5126 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
5127 Append _z196 to make it ...
5128 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
5129 ("popcounthi2_z196"): ... this.
5130 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
5131 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
5133 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5135 * config/s390/s390.c (s390_canonicalize_comparison): Convert
5136 certain compares for arch13 in order to make use of the condition
5137 code result produced by the new instructions.
5138 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
5139 nxrk, and nxgrk instruction patterns.
5140 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
5141 (inv_no): Add new code iterator together with some attributes.
5142 ("*andc_split_<mode>"): Disable splitter for arch13.
5143 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
5144 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
5145 ("*<ANDOR:bitops_name>c<GPR:mode>")
5146 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
5147 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
5148 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
5149 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
5151 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5153 * common/config/s390/s390-common.c (processor_flags_table): New
5155 * config.gcc: Support arch13 with the --with-arch= configure flag.
5156 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5157 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
5158 * config/s390/s390.c (s390_get_sched_attrmask)
5159 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
5160 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
5161 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
5162 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
5163 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
5165 * config/s390/s390.opt: Support arch13 as processor type in
5166 command line options.
5168 2019-04-02 Martin Liska <mliska@suse.cz>
5170 PR translation/89912
5171 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
5172 Fix param description of graphite-max-arrays-per-scop.
5174 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
5176 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
5177 (ASAN_CC1_SPEC): Use it in 64-bit mode.
5178 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
5180 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5182 PR rtl-optimization/85412
5183 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
5184 sel_sched_region_1, not after.
5186 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5188 PR rtl-optimization/86928
5189 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
5190 compute_live if necessary.
5191 (sel_redirect_edge_and_branch): Likewise.
5193 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
5195 PR rtl-optimization/89865
5196 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
5197 register if it is a part of small class.
5199 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5201 PR rtl-optimization/87273
5202 * sel-sched-ir.c (merge_fences): Remove assert.
5204 2019-04-01 Richard Biener <rguenther@suse.de>
5206 PR tree-optimization/46590
5207 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
5208 (dom_walker::m_reachability): Add in place of...
5209 (dom_walker::m_skip_unreachable_blocks): ...this.
5210 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
5211 Move complex initialization ...
5212 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
5213 lazily and initialize edge flags on each invocation.
5214 (dom_walker::bb_reachable): Use m_reachability.
5216 2019-04-01 Martin Liska <mliska@suse.cz>
5219 * opt-suggestions.c (option_proposer::build_option_suggestions):
5220 Add variant without any argument in order to provide better
5223 2019-04-01 Richard Biener <rguenther@suse.de>
5226 * gimple.c: Include langhooks.h.
5227 (gimple_get_alias_set): Treat enumeral types as the underlying
5230 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5231 Eric Botcazou <ebotcazou@adacore.com>
5233 PR rtl-optimization/89862
5234 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
5235 that operates on the full registers for WORD_REGISTER_OPERATIONS
5238 2019-03-29 Jim Wilson <jimw@sifive.com>
5240 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
5241 Clear MASK_RVC and then set if C subset supported.
5243 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5246 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
5247 non-addressable complit into its initializer if it is volatile.
5249 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
5251 * opts-common.c (integral_argument): Set errno properly in one case.
5253 2019-03-29 Martin Liska <mliska@suse.cz>
5255 * doc/invoke.texi: Remove -Wchkp from documentation.
5257 2019-03-29 Martin Liska <mliska@suse.cz>
5259 * dbgcnt.c (print_limit_reach): New function.
5262 2019-03-29 Martin Liska <mliska@suse.cz>
5264 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5265 (dbg_cnt_process_opt): Parse first tokens aas
5266 dbg_cnt_process_single_pair is also using strtok.
5268 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5270 PR rtl-optimization/87485
5271 * function.c (expand_function_end): Move stack_protect_epilogue
5272 before loading of return value into hard register(s).
5274 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5277 * tree-inline.h (struct copy_body_data): Add
5278 dont_remap_vla_if_no_change flag.
5279 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5280 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5281 and remap_type_2 returns false.
5282 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5283 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5284 only from where it is copied to nested contexts.
5286 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5289 * config/i386/i386.md (RMW operation with LEA peephole):
5290 Use LEAMODE mode attribute instead of SWI mode iterator for
5293 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5296 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5297 Also process XEXP (src, 0) of a shift insn.
5299 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5302 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5303 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5305 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5307 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5309 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5310 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5311 immediately after first one with df_analyze in between, but rather
5312 process all bbs, queueing ones that need second pass in a worklist,
5313 df_analyze, process queued debug insn changes and if second pass is
5314 needed, process bbs from worklist, df_analyze, process queued debug
5317 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5318 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5319 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5321 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5324 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5327 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5330 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5331 function for 32-bit MS_ABI.
5332 (function_value_ms_32): New function.
5334 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5336 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5337 (movdi): Call gen_movdi_symbol_save_scc.
5338 (gen_movdi_symbol_save_scc): New insn and split.
5340 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5342 PR rtl-optimization/89313
5343 * function.c (matching_constraint_num): New static function.
5344 (match_asm_constraints_1): Use it. Fixup white space and comment.
5345 Don't replace inputs with non-matching constraints which conflict
5346 with early clobber outputs.
5348 2019-03-27 Jeff Law <law@redhat.com>
5351 PR rtl-optimization/87761
5352 PR rtl-optimization/89826
5353 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5355 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5356 note problem to get REG_DEAD/REG_UNUSED notes updated.
5358 2019-03-27 Richard Biener <rguenther@suse.de>
5360 PR tree-optimization/89463
5361 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5362 queue edges to remove.
5363 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5364 dead stmts. Delay edge removal until PHIs are removed to
5365 make debug-stmt creation not confused by seemingly degenerate
5368 2019-03-27 Alan Modra <amodra@gmail.com>
5370 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5372 * config/rs6000/darwin.h: Likewise.
5373 * config/rs6000/rs6000.c: Likewise.
5375 2019-03-27 Alan Modra <amodra@gmail.com>
5377 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5378 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5380 2019-03-26 Andrew Waterman <andrew@sifive.com>
5381 Jim Wilson <jimw@sifive.com>
5383 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5384 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5385 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5386 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5387 (generic_alu): Add auipc to type list.
5388 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5389 (riscv_microarchitecture): Declare.
5390 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5391 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5393 (riscv_microarchitecture): New.
5394 (sifive_7_tune_info): New.
5395 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5396 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5398 (riscv_store_data_bypass_p): New.
5399 (riscv_option_override): Set riscv_microarchitecture from
5400 cpu->microarchitecture.
5401 * config/riscv/riscv.md: Include sifive-7.md.
5404 (auipc<mode>): Change type to auipc.
5405 (restore_stack_nonlocal): New.
5406 * config/riscv/sifive-7.md: New.
5407 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5409 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5412 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5413 Also process XEXP (src, 0) of a shift insn.
5415 2019-03-26 Richard Biener <rguenther@suse.de>
5417 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5418 (copy_debug_stmt): Likewise.
5419 (expand_call_inline): Likewise.
5420 (copy_bb): Avoid redundant lookup & set of gimple_block.
5421 * gimple-low.c (lower_gimple_return): Likewise.
5422 (lower_builtin_setjmp): Likewise.
5424 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5426 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5427 is constant 0, turn into static const data member initialized to false.
5428 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5429 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5431 2019-03-26 Jason Merrill <jason@redhat.com>
5432 Jakub Jelinek <jakub@redhat.com>
5434 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5436 (mem_alloc_description::release_object_overhead): Fix comment typos.
5437 * hash-table.h (hash_table::~hash_table): Call
5438 release_instance_overhead only if m_entries is non-NULL, otherwise
5439 call unregister_descriptor.
5441 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5443 PR tree-optimization/81740
5444 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5445 In case of outer loop vectorization, check for backward dependence
5446 at the inner loop if outer loop dependence is reversed.
5448 2019-03-26 Alan Modra <amodra@gmail.com>
5450 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5451 rs6000_vector_mem init. Correct wI and wJ comment.
5453 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5455 PR rtl-optimization/88347
5456 PR rtl-optimization/88423
5457 * sched-deps.c (sched_analyze_insn): Take into account that for
5458 tablejumps the barrier appears after a label and a jump_table_data.
5460 2019-03-25 Martin Sebor <msebor@redhat.com>
5463 * c-common.c (check_user_alignment): Rename local. Correct maximum
5464 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5465 convert it to UHWI when it fits.
5467 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5470 * dwarf2out.c (premark_used_variables): New function.
5471 (prune_unused_types_walk): Do not mark not premarked external
5473 (prune_unused_types): Call premark_used_variables.
5475 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5477 PR rtl-optimization/89676
5478 * lra-constraints.c (curr_insn_transform): Do match reload for
5479 early clobbers when the match was successful only for different
5482 2019-03-25 Martin Sebor <msebor@redhat.com>
5484 * doc/extend.texi (Common Type Attributes): Document vector_size.
5485 (Common Variable Attributes): Mention size constraint. Correct
5487 (Vector Extensions): Use @dfn when defining bas type. Clarify
5488 base type and size constraints.
5490 2019-03-25 Richard Biener <rguenther@suse.de>
5492 PR tree-optimization/89789
5493 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5494 changes from non-undefined back to undefined.
5496 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5498 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5499 heap string and a gc string, but since this variable is unknown to
5500 ggc the gc string might get reused and corrupted. Fixed by always
5501 using a heap string.
5503 2019-03-25 Richard Biener <rguenther@suse.de>
5505 PR tree-optimization/89779
5506 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5507 to remove IV defs, delay actual removal.
5508 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5509 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5510 very end, properly also reset loop control IV information.
5512 2019-03-25 Richard Biener <rguenther@suse.de>
5514 PR tree-optimization/89802
5515 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5516 move EH data to folded stmt.
5518 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5520 * config/s390/s390-builtin-types.def: Remove few unused types and
5521 fix sort order for others.
5523 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5525 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5526 expected and found types with -mdebug during builtin matching.
5528 2019-03-25 Richard Biener <rguenther@suse.de>
5531 * fold-const.c (operand_equal_p): Revert last change with
5534 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5536 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5537 notes for the result of the __tls_get_addr calls.
5538 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5540 2019-03-24 Jeff Law <law@redhat.com>
5542 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5544 PR rtl-optimization/87761
5545 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5546 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5548 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5549 rescans. Reprocess blocks as needed, calling df_analyze before
5550 reprocessing. Always call df_analyze before fixing up debug bind
5553 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5555 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5558 2019-03-22 Andrew Pinski <apinski@marvell.com>
5560 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5561 attrribute for uxtw.
5563 2019-03-26 Jeff Law <law@redhat.com>
5565 PR rtl-optimization/87761
5566 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5567 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5568 (mips_split_move): Accept new INSN argument. Try to forward SRC
5569 into the next instruction.
5570 (mips_split_move_insn): Pass INSN through to mips_split_move.
5572 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5574 PR rtl-optimization/89676
5575 * lra-constraints.c (curr_insn_transform): Do match reload for
5576 early clobbers even if the match was successful.
5578 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5581 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5583 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5585 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5587 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5589 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5590 <avx512>_fmsub_<mode>_mask3<round_name>,
5591 <avx512>_fnmadd_<mode>_mask3<round_name>,
5592 <avx512>_fnmsub_<mode>_mask3<round_name>,
5593 avx512f_vmfmadd_<mode>_mask3<round_name>,
5594 avx512f_vmfmsub_<mode>_mask3<round_name>,
5595 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5596 instead of register_operand and %v instead of v for match_operand 1.
5597 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5598 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5599 <round_nimm_predicate> instead of register_operand and %v instead of v
5600 for match_operand 1.
5602 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5603 <avx512>_fmadd_<mode>_mask3<round_name>,
5604 <avx512>_fmsub_<mode>_mask<round_name>,
5605 <avx512>_fmsub_<mode>_mask3<round_name>,
5606 <avx512>_fnmadd_<mode>_mask<round_name>,
5607 <avx512>_fnmadd_<mode>_mask3<round_name>,
5608 <avx512>_fnmsub_<mode>_mask<round_name>,
5609 <avx512>_fnmsub_<mode>_mask3<round_name>,
5610 <avx512>_fmaddsub_<mode>_mask<round_name>,
5611 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5612 <avx512>_fmsubadd_<mode>_mask<round_name>,
5613 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5614 <round_nimm_predicate> instead of nonimmediate_operand.
5615 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5616 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5617 Use register_operand instead of <round_nimm_predicate> for the
5618 operand that needs to match output.
5619 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5620 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5621 Likewise. Formatting fixes.
5624 * config/i386/i386.c (enum ix86_builtins): Remove
5625 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5626 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5627 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5628 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5629 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5630 __builtin_ia32_vfmsubss3_mask3): New builtins.
5631 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5632 avx512f_vmfmadd_<mode>_mask3<round_name>,
5633 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5634 *avx512f_vmfmsub_<mode>_mask<round_name>,
5635 avx512f_vmfmsub_<mode>_mask3<round_name>,
5636 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5637 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5638 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5639 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5640 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5641 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5642 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5643 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5644 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5645 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5646 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5647 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5648 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5649 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5650 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5651 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5652 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5653 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5654 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5655 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5656 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5657 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5658 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5659 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5660 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5661 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5662 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5663 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5665 2019-03-21 Martin Sebor <msebor@redhat.com>
5667 PR tree-optimization/89350
5668 * builtins.c (compute_objsize): Also ignore offsets whose upper
5670 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5671 (builtin_memref::builtin_memref): Initialize new member.
5672 Allow EXPR to be null.
5673 (builtin_memref::extend_offset_range): Replace local with a member.
5674 Avoid assuming pointer offsets are unsigned.
5675 (builtin_memref::set_base_and_offset): Determine base object
5676 before computing offset range.
5677 (builtin_access::builtin_access): Handle memset.
5678 (builtin_access::generic_overlap): Replace local with a member.
5679 (builtin_access::strcat_overlap): Same.
5680 (builtin_access::overlap): Same.
5681 (maybe_diag_overlap): Same.
5682 (maybe_diag_access_bounds): Same.
5683 (wrestrict_dom_walker::check_call): Handle memset.
5684 (check_bounds_or_overlap): Same.
5686 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5687 Jakub Jelinek <jakub@redhat.com>
5690 * tree.c (fld_type_variant, fld_incomplete_type_of,
5691 fld_process_array_type): Call fld->pset.add and don't call
5692 add_tree_to_fld_list if it returns true.
5693 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5694 non-marked types from TYPE_NEXT_VARIANT list.
5695 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5697 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5699 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5700 to false, if true, don't alloc_entries during construction, but defer
5701 it to the first method that needs m_entries allocated.
5702 (hash_table::hash_table, hash_table::~hash_table,
5703 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5704 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5705 hash_table::clear_slot, hash_table::traverse_noresize,
5706 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5707 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5709 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5710 NO_INSERT instead of find_with_hash.
5711 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5712 hash_set::m_table): Add Lazy to template params of hash_table.
5713 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5714 * attribs.c (test_attribute_exclusions): Likewise.
5715 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5716 hash_set. Add tests for hash_set with Lazy = true.
5718 2019-03-21 Richard Biener <rguenther@suse.de>
5720 PR tree-optimization/89779
5721 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5722 checks with respect to released SSA names now having error_mark_node
5724 * fold-const.c (operand_equal_p): Likewise.
5726 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5729 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5731 (s390_optimize_register_info): Use global_not_special_regno_p to
5732 check for global regs.
5734 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5737 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5738 update this_alternative nor this_alternative_set.
5740 2019-03-19 Jim Wilson <jimw@sifive.com>
5743 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5744 align, size, offset. Use them to handle a BLKmode reference. Update
5746 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5748 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5750 PR rtl-optimization/89768
5751 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5753 (unroll_loop_runtime_iterations): Likewise.
5755 2019-03-19 Martin Sebor <msebor@redhat.com>
5757 PR tree-optimization/89644
5758 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5759 rather than endptr as an indicator of nul-termination.
5761 PR tree-optimization/89644
5762 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5763 arrays in determining sequence sizes in strncpy and stpncpy.
5765 2019-03-19 Martin Liska <mliska@suse.cz>
5768 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5769 unlikely_edges if there's an edge that belongs to both these sets.
5771 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5774 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5775 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5776 go via a stack temporary.
5778 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5781 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5782 instead of gen_rtx_SUBREG.
5783 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5785 2019-03-19 Richard Biener <rguenther@suse.de>
5788 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5790 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5794 * tree.c (free_lang_data_in_decl): Do not free context of C++
5797 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5800 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5801 subs for the first alternative except when operands[3] is 1.
5804 * gimplify.c (gimplify_asm_expr): For output argument with
5805 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5808 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5810 PR rtl-optimization/89753
5811 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5812 explicit unrolling factor even more robust.
5814 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5817 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5818 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5819 signed zeros, do another copysign after the compensation.
5821 2019-03-18 Martin Sebor <msebor@redhat.com>
5823 PR tree-optimization/89720
5824 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5825 more conservatively, the same as anti-range.
5827 2019-03-18 Richard Biener <rguenther@suse.de>
5830 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5831 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5832 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5833 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5835 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5837 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5838 Extend queue to 1024 entries.
5839 Add "consumed" field.
5840 (gomp_print_output): Remove print_index parameter.
5841 Add final parameter.
5842 Change limit to unsigned.
5843 Use consumed field to implement circular buffer.
5844 Detect interrupted print in final pass.
5845 Flush output at the end.
5846 (run): Update gomp_print_output usage.
5847 (main): Initialize kernargs->output_data.consumed.
5849 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5851 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5852 calculation of the minimum number of scalar iterations for
5853 fully-predicated loops.
5855 2019-03-18 Martin Jambor <mjambor@suse.cz>
5857 PR tree-optimization/89546
5858 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5859 any propagation to its children took place.
5861 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5864 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5865 parameter, and make use of it.
5866 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5868 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5870 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5871 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5872 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5873 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5874 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5875 match what the ops is doing.
5876 (push_multi_fp_blink): Likewise.
5877 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5878 compiling for size and elf target.
5879 (arc_save_callee_enter): Adjust note to match what enter/leave
5882 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5884 * config/arc/arc.md (tst_movb): Fix constraint.
5886 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5888 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5890 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5892 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5893 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5894 reg_alloc_order references.
5895 (size_alloc_order): Define.
5896 (arc_adjust_reg_alloc_order): New function.
5897 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5899 (ADJUST_REG_ALLOC_ORDER): Define.
5900 (HONOR_REG_ALLOC_ORDER): Likewise.
5902 2019-03-18 Richard Biener <rguenther@suse.de>
5905 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5906 loads and stores a bit more.
5908 2019-03-18 Richard Biener <rguenther@suse.de>
5911 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5912 load pessimization to stores as well.
5914 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5917 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5918 successor, use NULL as its av set.
5920 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5922 PR rtl-optimization/89721
5923 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5925 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5928 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5929 When handling vec_extract, use modular arithmetic to allow
5930 constant selectors greater than vector length.
5931 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5932 V1TImode vectors to have constant selector values greater than 0.
5933 Use modular arithmetic to compute vector index.
5934 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5935 index for in-memory vectors. Correct code generation for
5936 in-register vectors.
5937 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5940 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5944 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5947 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5950 * tree.c (inchash::add_expr): Strip any location wrappers.
5951 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5952 after hash verification.
5955 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5956 SIGN_EXTEND and ZERO_EXTEND.
5958 2019-03-14 Jason Merrill <jason@redhat.com>
5959 Jakub Jelinek <jakub@redhat.com>
5961 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5962 than if is_empty (*slot).
5963 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5964 existing elt and for elt removal.
5965 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5966 of already removed elt.
5968 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5971 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5974 2019-03-14 Martin Liska <mliska@suse.cz>
5977 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5979 2019-03-14 Richard Biener <rguenther@suse.de>
5982 * config/i386/i386.c (make_resolver_func): Properly set
5983 DECL_CONTEXT on the RESULT_DECL.
5984 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5986 2019-03-14 Richard Biener <rguenther@suse.de>
5988 * gimple-pretty-print.c: Include cfgloop.h.
5989 (dump_gimple_phi): Adjust.
5990 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5991 (pp_cfg_jump): Adjust.
5992 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5993 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5994 (lower_phi_internal_fn): Remove.
5995 (verify_gimple_call): Remove IFN_PHI special-casing.
5996 (dump_function_to_file): Dump IL state.
5997 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5998 done to deal with PHI nodes being present in non-SSA state.
6000 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6003 * multiple_target.c (create_dispatcher_calls): Change
6004 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
6005 In the node->iterate_referring loop, push *ref rather than ref, call
6006 ref->remove_reference () and always pass 0 to iterate_referring.
6008 PR rtl-optimization/89679
6009 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
6010 would contain a paradoxical SUBREG.
6012 2019-03-14 Richard Biener <rguenther@suse.de>
6014 PR tree-optimization/89710
6015 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
6018 2019-03-14 Martin Liska <mliska@suse.cz>
6020 * coverage.c (coverage_begin_function): Stream also
6022 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
6023 documentation about function declaration location.
6024 * gcov-dump.c (tag_function): Print whole range
6025 of function declaration.
6026 * gcov.c (struct function_info): Add end_column field.
6027 (function_info::function_info): Initialize it.
6028 (output_json_intermediate_file): Output {start,end}_column
6030 (read_graph_file): Read end_column.
6032 2019-03-14 Richard Biener <rguenther@suse.de>
6035 * fold-const.c (operand_equal_p): For INDIRECT_REF check
6036 that the access types are similar.
6038 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6040 PR tree-optimization/89703
6041 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
6042 aren't compatible also with builtin_decl_explicit. Check pure
6043 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
6044 and BUILT_IN_STPNCPY{,_CHK}.
6046 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
6049 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
6050 addr32 prefix to VSIB address for X32.
6051 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
6053 (*avx512pf_gatherpf<mode>df_mask): Likewise.
6054 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
6055 (*avx512pf_scatterpf<mode>df_mask): Likewise.
6056 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
6057 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
6058 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
6059 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
6060 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
6061 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
6062 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
6063 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
6064 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
6065 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
6066 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
6067 (*avx512f_scatterdi<mode>): Likewise.
6069 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
6072 * lra-constraints.c (inherit_in_ebb): Update
6073 potential_reload_hard_regs along with live_hard_regs.
6075 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6078 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
6080 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
6082 2019-03-13 Martin Sebor <msebor@redhat.com>
6084 PR tree-optimization/89662
6085 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
6088 2019-03-13 Richard Biener <rguenther@suse.de>
6091 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
6092 throw FP expressions at tree-affine.
6094 2019-03-14 Richard Biener <rguenther@suse.de>
6096 * tree-pretty-print.c (dump_generic_node): For -gimple properly
6097 dump negative integer constants using _Literal (type) -num.
6099 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6101 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
6102 nonlocal_value member.
6105 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
6106 (ipa_simd_modify_function_body): Handle PHIs.
6108 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6110 * config/s390/s390.c (s390_option_override_internal): Use more
6111 aggressive inlining parameters.
6113 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6115 * config/s390/3906.md: New file.
6116 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6117 (LONGRUNNING_THRESHOLD): Remove.
6118 (MAX_SCHED_MIX_SCORE): Decrease.
6119 (MAX_SCHED_MIX_DISTANCE): Decrease.
6120 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
6121 (struct s390_sched_state): New struct to hold scheduling state.
6122 (S390_SCHED_STATE_NORMAL): Remove.
6123 (S390_SCHED_STATE_CRACKED): Remove.
6124 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
6125 (s390_get_sched_attrmask): Use new attribute.
6126 (s390_get_unit_mask): Use new units.
6127 (s390_is_fpd): New function.
6128 (s390_is_fxd): New function.
6129 (s390_is_longrunning): New function.
6130 (s390_sched_score): Use new functions.
6131 (s390_sched_reorder): Likewise.
6132 (s390_sched_variable_issue): Rework and use new functions.
6133 (s390_sched_init): Use new functions.
6134 * config/s390/s390.h (s390_tune_attr): Add z14.
6135 * config/s390/s390.md: Add z14.
6137 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6139 * config/s390/2964.md: Update pipeline description.
6140 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6141 (LONGRUNNING_THRESHOLD): Remove.
6142 (LATENCY_FACTOR): Remove.
6143 (s390_get_unit_mask): Add unit.
6144 (s390_sched_score): Use fxd/fpd.
6145 (s390_sched_variable_issue): Use fxd/fpd.
6147 2019-03-12 Martin Liska <mliska@suse.cz>
6149 * config/i386/i386.c: Reword an error message.
6151 2019-03-12 Martin Jambor <mjambor@suse.cz>
6153 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
6154 terminate with newline.
6156 2019-03-12 Jakub Jelinek <jakub@redhat.com>
6159 * config/s390/s390.md (tabort): Use %wd instead of
6160 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
6161 letters and periods.
6162 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
6163 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
6167 * builtins.c (expand_builtin_int_roundingfn,
6168 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
6169 gcc_unreachable if validate_arglist fails.
6171 2019-03-12 Richard Biener <rguenther@suse.de>
6173 PR tree-optimization/89664
6174 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
6175 free the occurance tree after the early out.
6177 2019-03-11 Jakub Jelinek <jakub@redhat.com>
6181 * vr-values.c (vr_values::update_value_range): If
6182 old_vr->varying_p (), don't update it, make new_vr also VARYING
6185 2019-03-11 Martin Liska <mliska@suse.cz>
6187 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6188 Fix double string quoting.
6190 2019-03-11 Martin Liska <mliska@suse.cz>
6192 * collect-utils.c (collect_wait): Wrap apostrophes
6193 in gcc internal format with %'.
6194 * collect2.c (main): Likewise.
6195 (scan_prog_file): Likewise.
6196 (scan_libraries): Likewise.
6197 * config/i386/i386.c (ix86_expand_call): Likewise.
6198 (ix86_handle_interrupt_attribute): Likewise.
6199 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
6200 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
6201 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
6202 * lto-wrapper.c (find_crtoffloadtable): Likewise.
6203 * symtab.c (symtab_node::verify_base): Likewise.
6204 * tree-cfg.c (verify_gimple_label): Likewise.
6205 * tree.c (verify_type_variant): Likewise.
6207 2019-03-11 Martin Liska <mliska@suse.cz>
6209 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
6210 in a string format message and fix GNU coding style.
6211 (expand_builtin_set_thread_pointer): Likewise.
6212 * common/config/aarch64/aarch64-common.c
6213 (aarch64_rewrite_selected_cpu): Likewise.
6214 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
6215 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
6216 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
6217 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
6218 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
6219 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
6220 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
6221 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
6222 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
6223 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
6225 * common/config/riscv/riscv-common.c
6226 (riscv_subset_list::parsing_subset_version): Likewise.
6227 (riscv_subset_list::parse_std_ext): Likewise.
6228 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6229 (riscv_subset_list::parse): Likewise.
6230 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
6231 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
6232 (aarch64_override_options_internal): Likewise.
6233 (aarch64_validate_mcpu): Likewise.
6234 (aarch64_validate_march): Likewise.
6235 (aarch64_validate_mtune): Likewise.
6236 (aarch64_override_options): Likewise.
6237 * config/alpha/alpha.c (alpha_option_override): Likewise.
6238 * config/arc/arc.c (arc_init): Likewise.
6239 (parse_mrgf_banked_regs_option): Likewise.
6240 (arc_override_options): Likewise.
6241 (arc_expand_builtin_aligned): Likewise.
6242 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
6243 (arm_expand_builtin): Likewise.
6244 * config/arm/arm.c (arm_option_check_internal): Likewise.
6245 (arm_configure_build_target): Likewise.
6246 (arm_option_override): Likewise.
6247 (arm_options_perform_arch_sanity_checks): Likewise.
6248 (arm_handle_cmse_nonsecure_entry): Likewise.
6249 (arm_handle_cmse_nonsecure_call): Likewise.
6250 (arm_tls_referenced_p): Likewise.
6251 (thumb1_expand_prologue): Likewise.
6252 * config/avr/avr.c (avr_option_override): Likewise.
6253 * config/bfin/bfin.c (bfin_option_override): Likewise.
6254 * config/c6x/c6x.c (c6x_option_override): Likewise.
6255 * config/cr16/cr16.c (cr16_override_options): Likewise.
6256 * config/cris/cris.c (cris_option_override): Likewise.
6257 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6258 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6259 * config/darwin.c (darwin_override_options): Likewise.
6260 * config/frv/frv.c (frv_expand_builtin): Likewise.
6261 * config/h8300/h8300.c (h8300_option_override): Likewise.
6262 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6263 (ix86_option_override_internal): Likewise.
6264 (warn_once_call_ms2sysv_xlogues): Likewise.
6265 (ix86_expand_prologue): Likewise.
6266 (split_stack_prologue_scratch_regno): Likewise.
6267 (ix86_warn_parameter_passing_abi): Likewise.
6268 * config/ia64/ia64.c (fix_range): Likewise.
6269 * config/m68k/m68k.c (m68k_option_override): Likewise.
6270 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6271 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6272 (mips_set_compression_mode): Likewise.
6273 * config/mmix/mmix.c (mmix_option_override): Likewise.
6274 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6275 * config/msp430/msp430.c (msp430_option_override): Likewise.
6276 * config/nds32/nds32.c (nds32_option_override): Likewise.
6277 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6278 (nios2_option_override): Likewise.
6279 (nios2_expand_custom_builtin): Likewise.
6280 * config/nvptx/mkoffload.c (main): Likewise.
6281 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6282 * config/pa/pa.c (fix_range): Likewise.
6283 (pa_option_override): Likewise.
6284 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6285 (riscv_option_override): Likewise.
6286 * config/rl78/rl78.c (rl78_option_override): Likewise.
6287 * config/rs6000/aix61.h: Likewise.
6288 * config/rs6000/aix71.h: Likewise.
6289 * config/rs6000/aix72.h: Likewise.
6290 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6291 * config/rs6000/freebsd64.h: Likewise.
6292 * config/rs6000/linux64.h: Likewise.
6293 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6294 (rs6000_expand_zeroop_builtin): Likewise.
6295 (rs6000_expand_mtfsb_builtin): Likewise.
6296 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6297 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6298 (rs6000_invalid_builtin): Likewise.
6299 (rs6000_expand_split_stack_prologue): Likewise.
6300 * config/rs6000/rtems.h: Likewise.
6301 * config/rx/rx.c (valid_psw_flag): Likewise.
6302 (rx_expand_builtin): Likewise.
6303 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6304 * config/s390/s390.c (s390_expand_builtin): Likewise.
6305 (s390_function_profiler): Likewise.
6306 (s390_option_override_internal): Likewise.
6307 (s390_option_override): Likewise.
6308 * config/sh/sh.c (sh_option_override): Likewise.
6309 (sh_builtin_saveregs): Likewise.
6310 (sh_fix_range): Likewise.
6311 * config/sh/vxworks.h: Likewise.
6312 * config/sparc/sparc.c (sparc_option_override): Likewise.
6313 * config/spu/spu.c (spu_option_override): Likewise.
6314 (fix_range): Likewise.
6315 * config/visium/visium.c (visium_option_override): Likewise.
6316 (visium_handle_interrupt_attr): Likewise.
6317 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6318 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6319 (dbg_cnt_process_opt): Likewise.
6320 * dwarf2out.c (output_dwarf_version): Likewise.
6321 * except.c (expand_eh_return): Likewise.
6322 * gcc.c (defined): Likewise.
6323 (driver_handle_option): Likewise.
6324 (process_command): Likewise.
6325 (compare_files): Likewise.
6326 (driver::prepare_infiles): Likewise.
6327 (driver::do_spec_on_infiles): Likewise.
6328 (driver::maybe_run_linker): Likewise.
6329 * omp-offload.c (oacc_parse_default_dims): Likewise.
6330 * opts-global.c (handle_common_deferred_options): Likewise.
6331 * opts.c (parse_sanitizer_options): Likewise.
6332 (common_handle_option): Likewise.
6333 (enable_warning_as_error): Likewise.
6334 * passes.c (enable_disable_pass): Likewise.
6335 * plugin.c (parse_plugin_arg_opt): Likewise.
6336 (default_plugin_dir_name): Likewise.
6337 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6338 (default_pch_valid_p): Likewise.
6339 * toplev.c (init_asm_output): Likewise.
6340 (process_options): Likewise.
6341 (toplev::run_self_tests): Likewise.
6342 * tree-cfg.c (verify_gimple_call): Likewise.
6343 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6344 (tree_inlinable_function_p): Likewise.
6345 * var-tracking.c (vt_find_locations): Likewise.
6347 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6349 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6350 only on the else branch.
6352 2019-03-11 Martin Liska <mliska@suse.cz>
6354 * gcov.c (output_intermediate_json_line): Print function
6356 (output_json_intermediate_file): Add new argument.
6357 * doc/gcov.texi: Document the change.
6359 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6361 PR rtl-optimization/89588
6362 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6363 explicit unrolling factor more robust.
6365 2019-03-11 Richard Biener <rguenther@suse.de>
6367 PR tree-optimization/89649
6368 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6369 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6370 on the prolog and epilog loops.
6371 (vect_loop_versioning): Return copy of loop.
6372 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6373 on the non-vectorized version of the loop.
6375 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6378 * config/i386/sse.md (*vec_extractv2di_0_sse):
6379 Add (=r,x) alternative and corresponding splitter.
6381 2019-03-10 Martin Jambor <mjambor@suse.cz>
6383 PR tree-optimization/85762
6384 PR tree-optimization/87008
6385 PR tree-optimization/85459
6386 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6387 it points to if there is a type changing MEM_REF. Adjust all callers.
6388 (build_accesses_from_assign): Disable total scalarization if
6389 contains_vce_or_bfcref_p returns true through the new parameter, for
6392 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6395 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6396 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6399 * common.opt (fdiagnostics-show-labels,
6400 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6401 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6402 gas-locview-support, ginline-points, ginternal-reset-location-views):
6403 Terminate description text with a dot.
6404 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6405 * config/mcore/mcore.opt (m210, m340): Likewise.
6406 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6407 mnops=): Start description text with a capital letter.
6408 * config/arc/arc.opt (msize-level=): Likewise.
6409 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6410 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6412 * config/ft32/ft32.opt (msim): Likewise.
6413 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6414 (mnodiv, mnopm): Terminate description text with a dot.
6415 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6417 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6419 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6422 PR rtl-optimization/89634
6423 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6424 are modified in BB_END (e->src) instruction.
6426 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6429 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6430 messages more amenable to translation, and improve wording.
6432 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6434 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6435 ud- and du-chains between phases.
6437 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6440 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6441 instead of POLY_INT_CST.
6443 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6445 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6448 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6453 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6454 (_mm_storeu_si64): Ditto.
6456 2019-03-08 Martin Liska <mliska@suse.cz>
6459 * config/i386/i386.c (ix86_option_override_internal): Disable
6460 jump tables when retpolines are used.
6462 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6465 * ipa-split.c (execute_split_functions): Do not split
6466 'noinline' or 'section' function.
6468 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6471 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6472 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6473 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6476 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6477 from diagnostics. Formatting fixes.
6480 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6481 warn_odr diagnostics.
6484 * lra-constraints.c (process_alt_operands): Avoid one space before
6485 " at the end of line and another after " on another line in a string
6487 * attribs.c (handle_dll_attribute): Likewise.
6488 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6490 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6491 warning_at or inform messages in G_() if there is no ?:.
6493 PR tree-optimization/89550
6494 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6495 returned true. Formatting fixes.
6496 (expand_builtin_strnlen): Formatting fixes.
6497 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6498 if warning_at returned true.
6499 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6501 2019-03-08 Richard Biener <rguenther@suse.de>
6504 * cfgloop.h (struct loop): Add owned_clique field.
6505 * cfgloopmanip.c (copy_loop_info): Copy it.
6506 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6508 * tree-inline.c (copy_loops): Remap owned_clique.
6509 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6510 * lto-streamer-out.c (output_cfg): Likewise.
6512 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6515 * config/darwin.c: Include intl.h.
6516 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6517 composing the message out of two separate parts.
6519 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6522 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6523 doesn't start with a capital letter and doesn't end with a dot.
6524 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6525 with a capital letter.
6526 (ix86_mangle_function_version_assembler_name): Likewise.
6527 (ix86_generate_version_dispatcher_body): Likewise.
6528 (fold_builtin_cpu): Likewise.
6529 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6530 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6531 translators, wrap full type name in %qs.
6533 PR translation/79999
6534 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6535 depend clause with source (or sink) modifier.
6536 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6539 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6540 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6541 (avx512f_load<mode>_mask): New define_expand.
6542 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6543 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6544 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6545 __builtin_ia32_movess_mask): New builtins.
6546 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6547 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6548 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6549 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6551 2019-03-07 Martin Jambor <mjambor@suse.cz>
6554 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6555 for extern inline functions.
6557 2019-03-07 Martin Jambor <mjambor@suse.cz>
6560 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6561 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6562 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6563 have multiple callees. At the end check if declarations match as
6564 opposed to cgraph_nodes.
6566 2019-03-07 Martin Liska <mliska@suse.cz>
6568 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6569 which is equivalent to searching for this in clones chain.
6570 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6571 names with a neighbour and special case first node in a chain.
6573 2019-01-25 Jason Merrill <jason@redhat.com>
6575 PR c++/80916 - spurious "static but not defined" warning.
6576 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6577 for an internal symbol with DECL_EXTERNAL.
6579 2019-04-07 Richard Biener <rguenther@suse.de>
6582 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6583 * tree-inline.c (copy_loops): Simplify.
6585 2019-03-07 Martin Liska <mliska@suse.cz>
6587 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6589 2019-03-07 Richard Biener <rguenther@suse.de>
6591 PR tree-optimization/89595
6592 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6593 stmt iterator as reference, take boolean output parameter to
6594 indicate whether the stmt was removed and thus the iterator
6596 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6597 stmts created by folding.
6599 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6602 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6605 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6607 PR rtl-optimization/88845
6608 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6610 * lra.c (remove_scratches_1): New function.
6611 (remove_scratches): Use it.
6612 (lra_emit_move): Likewise.
6614 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6616 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6617 unaligned_access variable.
6618 * config/arc/arc.c (arc_override_options): Set unaligned access
6619 default on for HS CPUs.
6620 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6622 2019-03-06 Martin Liska <mliska@suse.cz>
6624 PR gcov-profile/89577
6625 * doc/gcov.texi: Prefer to use --coverage.
6626 * doc/sourcebuild.texi: Likewise.
6628 2019-03-02 Jason Merrill <jason@redhat.com>
6630 PR c++/86485 - -Wmaybe-unused with empty class ?:
6631 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6633 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6636 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6640 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6641 exactly one argument.
6643 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6644 Richard Sandiford <richard.sandiford@arm.com>
6646 PR tree-optimization/89570
6647 * match.pd (vec_cond into cond_op simplification): Don't use
6648 get_conditional_internal_fn, use as_internal_fn (cond_op).
6650 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6653 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6654 to decide when to split off a non-zero offset from a symbol.
6655 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6656 in function symbols.
6658 2019-03-05 Richard Biener <rguenther@suse.de>
6660 PR tree-optimization/89594
6661 * tree-if-conv.c (pass_if_conversion::execute): Handle
6662 case where .LOOP_VECTORIZED_FUNCTION was removed.
6664 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6667 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6668 instead alloca it only when needed with the needed size.
6670 PR tree-optimization/89570
6671 * match.pd (vec_cond into cond_op simplification): Guard with
6672 vectorized_internal_fn_supported_p test and #if GIMPLE.
6674 PR tree-optimization/89566
6675 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6676 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6677 Punt if get_user_idx_format succeeds, but idx_format argument is
6678 not provided or doesn't have pointer type, or if idx_args is above
6679 number of provided arguments.
6681 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6683 PR tree-optimization/89437
6684 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6686 2019-03-04 Richard Biener <rguenther@suse.de>
6689 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6692 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6694 PR tree-optimization/89487
6695 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6696 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6697 (distribute_loop): Don't do runtime alias check if there is non-
6698 addressable data reference.
6699 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6700 is a register variable.
6702 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6705 * config/arm/arm.md (cmpsi2_addneg): Use
6706 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6707 If operands[2] is 0 or INT_MIN, force use of subs.
6708 (*compare_scc splitter): Use gen_int_mode.
6709 (*negscc): Likewise.
6710 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6712 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6713 Monk Chiang <sh.chiang04@gmail.com>
6715 * common/config/riscv/riscv-common.c: Include sstream.
6716 (riscv_subset_list::to_string): New.
6717 (riscv_arch_str): Likewise.
6718 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6720 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6721 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6722 (riscv_emit_attribute): New.
6723 (riscv_file_start): Emit attribute if needed.
6724 (riscv_option_override): Init riscv_emit_attribute_p.
6725 * config/riscv/riscv.opt (mriscv-attribute): New option.
6726 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6728 * doc/install.texi: Document --with-riscv-attribute.
6729 * doc/invoke.texi: Document -mriscv-attribute.
6731 * common/config/riscv/riscv-common.c:
6732 Include config/riscv/riscv-protos.h.
6733 (INCLUDE_STRING): Defined.
6734 (RISCV_DONT_CARE_VERSION): Defined.
6735 (riscv_subset_t): Declare.
6736 (riscv_subset_t::riscv_subset_t): New.
6737 (riscv_subset_list): Declare.
6738 (riscv_subset_list::riscv_subset_list): New.
6739 (riscv_subset_list::~riscv_subset_list): Likewise.
6740 (riscv_subset_list::parsing_subset_version): Likewise.
6741 (riscv_subset_list::parse_std_ext): Likewise.
6742 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6743 (riscv_subset_list::add): Likewise.
6744 (riscv_subset_list::lookup): Likewise.
6745 (riscv_subset_list::xlen): Likewise.
6746 (riscv_subset_list::parse): Likewise.
6747 (riscv_supported_std_ext): Likewise.
6748 (current_subset_list): Likewise.
6749 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6752 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6754 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6755 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6756 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6758 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6760 PR rtl-optimization/85899
6761 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6762 fallthru edges leading to the exit block.
6764 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6767 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6768 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6770 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6772 PR tree-optimization/89535
6773 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6774 for each operand. Calculate the fallback choice for mask operands
6775 and pass it to vect_get_vec_def_for_operand.
6777 2019-03-01 Richard Biener <rguenther@suse.de>
6780 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6781 get virtual operands.
6782 (get_expr_operands): Handle CONST_DECL like other decls.
6784 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6787 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6788 on DECL_P and EXPR_P.
6790 2019-03-01 Richard Biener <rguenther@suse.de>
6793 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6794 argument, defaulted to zero.
6795 * passes.c (execute_function_todo): Pass down SSA update flags
6796 to cleanup_tree_cfg.
6797 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6798 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6800 (cleanup_tree_cfg): Get and pass down SSA update flags.
6802 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6805 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6806 early_lto_debug argument.
6808 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6810 PR tree-optimization/89536
6811 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6812 only whether bit #0 of the value is 0 instead of the entire value.
6814 2019-02-28 Marek Polacek <polacek@redhat.com>
6816 PR c++/87068 - missing diagnostic with fallthrough statement.
6817 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6818 at the end of a seq, save its location to walk_stmt_info.
6819 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6822 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6825 * tree.c (find_atomic_core_type): Move ahead in file.
6826 (check_base_type): Correctly compare alignments of atomic types.
6828 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6831 * config/i386/i386.c (get_builtin_code_for_version): Identify
6832 Westmere from PCLMUL, instead of AES.
6834 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6837 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6838 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6841 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6844 * config/aarch64/aarch64-option-extensions.def: Document it.
6845 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6848 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6851 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6852 builtins if they don't have a single scalar floating point argument.
6855 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6857 PR rtl-optimization/89490
6858 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6859 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6860 block section is not mergeable.
6862 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6865 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6866 old define_insn to ...
6867 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6868 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6869 Rename old define_insn to ...
6870 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6871 (thumb2_casesi_internal_pic): New define_expand. Rename old
6873 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6874 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6875 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6877 2019-02-27 Richard Biener <rguenther@suse.de>
6880 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6882 2019-02-27 Richard Biener <rguenther@suse.de>
6884 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6887 2019-02-27 Richard Biener <rguenther@suse.de>
6890 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6891 parameter, prefix section name with .gnu.debuglto_ if true.
6892 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6893 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6895 2019-02-27 Richard Biener <rguenther@suse.de>
6898 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6899 rather than on use_debug_types, doing what output_die does.
6900 (value_format): Likewise.
6902 2019-02-27 Martin Jambor <mjambor@suse.cz>
6903 Martin Sebor <msebor@redhat.com>
6905 * doc/invoke.texi (Warning Options): Reword description of
6906 -Wno-absolute-value.
6908 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6910 PR tree-optimization/89280
6911 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6912 builtin_setjmp_setup_bb): New functions.
6913 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6914 When visiting __builtin_setjmp_setup block, queue in special
6915 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6916 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6917 from visited after the loop if they don't have any visited successor
6920 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6922 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6924 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6926 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6929 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6930 with types other than sizetype/ssizetype.
6932 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6934 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6935 (enum sparc_processor_type): ...this.
6936 (enum sparc_code_model_type): New enumeration type.
6937 (enum sparc_memory_model_type): Tweak comments.
6938 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6940 (mcmodel): Use sparc_code_model enumeration and variable.
6941 (sparc_code_model): New enumeration.
6942 (mdebug): Add Undocumented marker.
6943 * config/sparc/sparc.h (enum cmodel): Delete.
6944 (sparc_cmodel): Likewise.
6945 (TARGET_CM_MEDLOW): Adjust to above renaming.
6946 (TARGET_CM_MEDMID): Likewise.
6947 (TARGET_CM_MEDANY): Likewise.
6948 (TARGET_CM_EMBMEDANY): Likewise.
6949 * config/sparc/sparc.c (sparc_cmodel): Delete.
6950 (sparc_option_override): Remove string/value mapping support for the
6951 code model. Move code and memory model support to after the handling
6952 of target flags. Do private machine setup last.
6953 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6954 (sparc_legitimize_reload_address): Likewise.
6955 (sparc_output_mi_thunk): Likewise.
6956 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6958 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6960 PR tree-optimization/89500
6961 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6962 (handle_builtin_strlen): Remove noncst_bound variable. Always
6963 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6964 cst if the first cst bytes starting at x are known to be non-zero,
6965 even if the string is not zero terminated. Don't try to modify
6966 *si for strnlen. Update strlen_to_stridx only for strlen or if
6967 we can prove strnlen returns the same value as strlen would.
6969 2019-02-26 Martin Liska <mliska@suse.cz>
6971 * alloc-pool.h (struct pool_usage): Remove extra
6973 * bitmap.h (struct bitmap_usage): Likewise.
6974 * ggc-common.c (struct ggc_usage): Likewise.
6975 * mem-stats.h (struct mem_usage): Likewise.
6976 (mem_alloc_description::dump): Print dash lines
6977 here and repeat header at the end of a table report.
6978 It's then more readable.
6979 * tree-phinodes.c (phinodes_print_statistics): Make
6980 horizontal alignment.
6981 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6982 * vec.c (struct vec_usage): Remove extra print_dash_line.
6983 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6985 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6987 * doc/extend.texi (__builtin_object_size):
6988 Use @pxref instead of @xref inside parenthesis.
6989 (__builtin_has_attribute): Add missing comma after @xref.
6990 (__builtin_object_size): Ditto.
6991 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6992 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6995 2019-02-26 Jeff Law <law@redhat.com>
6997 PR rtl-optimization/87761
6998 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6999 detect obviously dead insns and delete them.
7001 2019-02-26 Richard Biener <rguenther@suse.de>
7003 PR tree-optimization/89505
7004 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
7005 to handle restrict pointed-to vars with multiple subvars
7008 2019-02-26 Richard Biener <rguenther@suse.de>
7010 PR tree-optimization/89489
7011 * tree-parloops.c (create_loop_fn): Copy over last_clique.
7013 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7015 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
7016 and move around comment.
7017 <BIT_AND_EXPR>: Likewise.
7018 <BIT_NOT_EXPR>: Add specific handling for boolean types.
7020 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7023 * config/i386/i386.c (remove_partial_avx_dependency): Call
7024 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
7025 after changing possibly many instructions to use that pseudo. Fix up
7026 insertion of v4sf_const0 setter at the start of bb.
7028 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7031 * doc/extend.texi (Variadic Pointer Args): New section.
7033 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7034 Martin Sebor <msebor@gmail.com>
7036 * common.opt (Wattribute-alias): Likewise.
7037 * doc/invoke.texi (Option Summary): List general form of
7038 -Wattribute-alias=. List positive form of -Wmissing-attributes.
7039 (-Wmissing-attributes): Invert entry, rewrite and correct default.
7040 Add cross-references.
7041 (-Wattribute-alias): Rewrite and correct default. Mention
7042 considered attributes (same as for -Wmissing-attributes).
7044 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
7046 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
7047 (_mm_cvtpd_ps): Likewise.
7048 (_mm_cvttpd_epi32): Likewise.
7051 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
7052 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
7055 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
7057 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7060 * common/config/aarch64/aarch64-common.c
7061 (struct aarch64_option_extension): Add is_synthetic.
7062 (all_extensions): Use it.
7063 (TARGET_OPTION_INIT_STRUCT): Define hook.
7064 (struct gcc_targetm_common): Moved to end.
7065 (all_extensions_by_on): New.
7066 (opt_ext_cmp, typedef opt_ext): New.
7067 (aarch64_option_init_struct): New.
7068 (aarch64_contains_opt): New.
7069 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
7070 * config/aarch64/aarch64-option-extensions.def
7071 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
7072 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
7073 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
7074 Set is_synthetic to false.
7075 (crypto): Set is_synthetic to true.
7076 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
7079 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7081 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7082 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
7083 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7084 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
7085 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
7086 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
7087 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
7088 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
7090 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
7091 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7092 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
7093 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
7094 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
7095 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
7096 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
7097 vfmlsl_laneq_high_f16): ... To this.
7098 * config/arm/neon.md: Update comments.
7100 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7102 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7103 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
7104 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7105 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
7106 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
7107 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
7108 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
7109 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
7111 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
7112 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7113 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
7114 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
7115 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
7116 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
7117 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
7118 vfmlslq_laneq_high_f16): ... To this.
7120 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
7122 PR rtl-optimization/86096
7123 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
7124 comparing mw_order values.
7126 2019-02-25 Jakub Jelinek <jakub@redhat.com>
7129 * config/arm/arm.md (*subsi3_carryin_const): Use
7130 arm_neg_immediate_operand predicate instead of
7131 arm_not_immediate_operand, "L" constraint instead of "K" and
7132 print it using %n2 instead of %B2.
7133 (*subsi3_carryin_const0): New define_insn.
7134 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
7135 instead of arm_not_operand and "I" constraint instead of "K" and
7136 print it using %n3 instead of %B2. Instead of using match_dup 2 add
7137 another match_operand and in the condition check that it is negation
7139 (*subsi3_carryin_compare_const0): New define_ins.
7140 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
7141 *subsi3_carryin_const.
7142 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
7143 split into *subsi3_carryin_compare_const0 if the highpart is zero.
7146 * config/arm.vfp.md (*negdf2_vfp): Use
7147 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
7148 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
7150 2019-02-24 Jakub Jelinek <jakub@redhat.com>
7152 PR rtl-optimization/89445
7153 * simplify-rtx.c (simplify_ternary_operation): Don't use
7154 simplify_merge_mask on operands that may trap.
7155 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
7156 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
7157 second operand is CONST_VECTOR, check if any element could be zero.
7158 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
7159 their operands can trap.
7161 2019-02-23 Martin Sebor <msebor@redhat.com>
7163 * gimple-ssa-sprintf.c (target_strtol): Rename...
7164 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
7165 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
7166 check for range error.
7168 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
7171 * opts-common.c (prune_options): Also prune joined switches
7172 with Negative and RejectNegative.
7173 * config/i386/i386.opt (march=): Add Negative(march=).
7174 (mtune=): Add Negative(mtune=).
7175 * doc/options.texi: Document Negative used together with Joined
7178 2019-02-22 Martin Sebor <msebor@redhat.com>
7180 * doc/extend.texi (Other Builtins): Add
7181 __builtin_is_constant_evaluated.
7183 2019-02-22 Richard Biener <rguenther@suse.de>
7185 PR tree-optimization/87609
7186 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
7188 2019-02-22 Jeff Law <law@redhat.com>
7190 PR rtl-optimization/87761
7191 * config/mips/mips.md: Add new combiner pattern to recognize
7192 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
7194 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
7197 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
7198 destination register in peepholes generating patterns for ADDS/SUBS.
7199 (add<mode>3_compare0,
7200 *addsi3_compare0_uxtw, add<mode>3_compareC,
7201 add<mode>3_compareV_imm, add<mode>3_compareV,
7202 *adds_<optab><ALLX:mode>_<GPI:mode>,
7203 *subs_<optab><ALLX:mode>_<GPI:mode>,
7204 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
7205 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
7206 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
7207 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
7208 sub<mode>3_compare1): Allow stack pointer for source register.
7209 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
7211 2019-02-22 Martin Sebor <msebor@redhat.com>
7213 PR tree-optimization/88993
7214 PR tree-optimization/88853
7215 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
7217 (sprintf_dom_walker::call_info::is_string_func): New helper.
7218 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
7219 for formatted string functions.
7220 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
7222 2019-02-22 Martin Sebor <msebor@redhat.com>
7225 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
7226 unreachable subexpressions.
7228 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
7229 Hongtao Liu <hongtao.liu@intel.com>
7230 Sunil K Pandey <sunil.k.pandey@intel.com>
7233 * config/i386/i386-passes.def: Add
7234 pass_remove_partial_avx_dependency.
7235 * config/i386/i386-protos.h
7236 (make_pass_remove_partial_avx_dependency): New.
7237 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
7239 (pass_data_remove_partial_avx_dependency): New.
7240 (pass_remove_partial_avx_dependency): Likewise.
7241 (make_pass_remove_partial_avx_dependency): Likewise.
7242 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
7243 (*extendsfdf2): Add avx_partial_xmm_update.
7244 (truncdfsf2): Likewise.
7245 (*float<SWI48:mode><MODEF:mode>2): Likewise.
7246 (SF/DF conversion splitters): Disabled for TARGET_AVX.
7248 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
7251 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7254 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7257 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7258 (PTA_SKYLAKE): Add PTA_AES.
7259 (PTA_GOLDMONT): Likewise.
7261 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7263 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7264 instruction if enabled.
7265 (aarch64_override_options): Remove reference to return address key.
7267 2019-02-22 Richard Biener <rguenther@suse.de>
7269 PR tree-optimization/89440
7270 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7271 not necessary assert.
7273 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7276 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7277 (oacc_replace_fn_attrib_attr): ... this new function.
7278 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7279 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7281 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7283 * config/arm/arm-cpus.in (ares): Rename to...
7284 (neoverse-n1): ... This. Add ares as alias.
7285 * config/arm/arm-tables.opt: Regenerate.
7286 * config/arm/arm-tune.md: Likewise.
7287 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7289 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7291 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7292 * config/aarch64/aarch64-tune.md: Regenerate.
7293 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7295 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7297 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7298 (neoversen1_tunings): ... This.
7299 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7300 (neoverse-n1): New CPU.
7301 * config/aarch64/aarch64-tune.md: Regenerate.
7302 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7304 2019-02-22 Richard Biener <rguenther@suse.de>
7307 * cfghooks.h (dependence_hash): New typedef.
7308 (struct copy_bb_data): New type.
7309 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7310 (duplicate_block): Likewise.
7311 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7312 (copy_bbs): Create and pass down copy_bb_data.
7313 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7314 (rtl_duplicate_bb): Likewise.
7315 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7316 remap dependence info.
7318 2019-02-22 Richard Biener <rguenther@suse.de>
7320 PR tree-optimization/87609
7321 * tree-core.h (tree_base): Document special clique values.
7322 * tree-inline.c (remap_dependence_clique): Do not use the
7323 special clique value of one.
7324 (maybe_set_dependence_info): Use clique one.
7325 (clear_dependence_clique): New callback.
7326 (compute_dependence_clique): Clear clique one from all refs
7327 before assigning it (again).
7329 2019-02-21 Martin Sebor <msebor@redhat.com>
7331 * doc/extend.texi (__clear_cache): Correct signature.
7333 2019-02-21 Ian Lance Taylor <iant@golang.org>
7336 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7337 than output_constant_def.
7338 (add_constant_to_table): New static function.
7339 (output_constant_def): Call add_constant_to_table.
7340 (tree_output_constant_def): Likewise.
7342 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7345 * builtins.c (fold_builtin_arith_overflow): If first two args are
7346 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7349 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7352 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7353 error for -mindirect-branch/-mfunction-return with incompatible
7356 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7359 * constraints.md (q): Remove.
7360 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7363 2019-02-21 Martin Jambor <mjambor@suse.cz>
7366 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7367 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7368 (omp_adjust_for_condition): ...here. Added necessary parameters.
7369 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7370 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7371 proper values to new parameters of omp_adjust_for_condition.
7373 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7376 * expr.c (expand_assignment): If result is a MEM, use change_address
7377 instead of simplify_gen_subreg.
7379 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7380 David Malcolm <dmalcolm@redhat.com>
7383 * fold-const.c (decode_field_reference): Return NULL_TREE if
7384 lang_hooks.types.type_for_size returns NULL. Check it before
7385 overwriting *exp_. Use return NULL_TREE instead of return 0.
7387 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7391 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7394 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7397 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7398 TARGET_SSE in addition to TARGET_SSE_MATH.
7400 (ix86_excess_precision): Ditto.
7401 (ix86_float_exceptions_rounding_supported_p): Ditto.
7402 (use_rsqrt_p): Ditto.
7403 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7405 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7408 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7409 linenum_arith_t when determining if two adjacent line spans are
7410 close enough to merge.
7411 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7412 lines within each line_span.
7414 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7417 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7418 paradoxical SUBREGS.
7420 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7423 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7424 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7425 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7428 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7430 * config/gcn/gcn.c (print_operand): Fix typo.
7432 2019-02-19 Richard Biener <rguenther@suse.de>
7435 * toplev.c (do_compile): Initialize mpfr's exponent range
7436 based on available float modes.
7438 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7440 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7441 as long as the epilogue isn't completed.
7443 2019-02-18 Martin Sebor <msebor@redhat.com>
7445 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7446 __has_cpp_attribute, and __has_include.
7448 2019-02-18 Martin Sebor <msebor@redhat.com>
7450 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7452 2019-02-18 Martin Sebor <msebor@redhat.com>
7455 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7457 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7459 2019-02-18 Richard Biener <rguenther@suse.de>
7461 PR tree-optimization/89296
7462 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7463 of no-warning flag to cases that might emit the bogus warning.
7465 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7468 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7470 * config/arm/vfp.md (*movdi_vfp): Likewise.
7471 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7472 "q" constraint for operands[0].
7475 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7476 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7477 pattern in a temporary buffer.
7478 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7479 than 64-operands[2].
7482 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7483 s390_indirect_branch_settings): Define unconditionally.
7484 (s390_set_current_function): Likewise, but guard the whole body except
7485 the s390_indirect_branch_settings call with
7486 #if S390_USE_TARGET_ATTRIBUTE.
7487 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7489 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7490 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7491 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7492 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7493 HOST_WIDE_INT_1U instead of 1ULL.
7494 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7495 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7496 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7497 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7499 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7502 2019-02-18 Martin Jambor <mjambor@suse.cz>
7504 PR tree-optimization/89209
7505 * tree-sra.c (create_access_replacement): New optional parameter
7506 reg_tree. Use it as a type if non-NULL and access type is not of
7508 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7509 to create_access_replacement.
7510 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7511 Check lacc is non-NULL before attempting to re-create it on the RHS.
7513 2019-02-18 Martin Liska <mliska@suse.cz>
7516 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7518 (symbol_table::free_edge): Recycle m_summary_id.
7519 * cgraph.h (get_summary_id): New.
7520 (symbol_table::release_symbol): Set m_summary_id to -1
7522 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7523 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7524 function_summary to fast_function_summary.
7525 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7526 * ipa-pure-const.c (class funct_state_summary_t):
7527 Switch from function_summary to fast_function_summary.
7528 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7529 (class ipa_ref_opt_summary_t): Switch from function_summary
7530 to fast_function_summary.
7531 * symbol-summary.h (class function_summary_base): New class
7532 that is created from base of former function_summary.
7533 (function_summary_base::unregister_hooks): New.
7534 (class function_summary): Inherit from function_summary_base.
7535 (class call_summary_base): New class
7536 that is created from base of former call_summary.
7537 (class call_summary): Inherit from call_summary_base.
7538 (struct is_same): New.
7539 (class fast_function_summary): New summary class.
7540 (class fast_call_summary): New summary class.
7541 * vec.h (vec_safe_grow_cleared): New function.
7543 2019-02-18 Martin Liska <mliska@suse.cz>
7545 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7546 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7547 * doc/tm.texi: Document new target hook.
7548 * doc/tm.texi.in: Likewise.
7549 * target.def: Add new target macro.
7550 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7553 2019-02-17 Alan Modra <amodra@gmail.com>
7556 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7557 output reg on add insn.
7558 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7560 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7563 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7564 (PMULHRSW): Likewise.
7565 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7567 (ssse3_pmulhrswv4hi3): New expander.
7569 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7571 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7572 MMX. Add isa attribute.
7574 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7576 PR rtl-optimization/66152
7577 * builtins.h (c_readstr): Declare.
7578 * builtins.c (c_readstr): Remove forward declaration. Add
7579 null_terminated_p argument, if false, read all bytes from the
7580 string instead of stopping after '\0'.
7581 * expr.c (string_cst_read_str): New function.
7582 (store_expr): Use string_cst_read_str instead of
7583 builtin_strncpy_read_str. Try to store by pieces the whole
7584 exp_len first, and only if that fails, split it up into
7585 store by pieces followed by clear_storage. Formatting fix.
7587 * config/i386/i386.md (*movqi_internal): Remove static from
7588 buf variable. Use output_asm_insn (buf, operands); return "";
7589 instead of return buf;.
7590 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7591 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7592 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7594 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7596 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7597 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7598 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7599 (CC1_SPEC): Likewise.
7600 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7602 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7604 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7605 the base address on 64-bit strict-alignment platforms.
7607 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7609 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7611 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7613 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7615 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7617 PR rtl-optimization/88308
7618 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7619 on copied instruction.
7621 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7623 * final.c (insn_current_reference_address): Replace test on JUMP_P
7624 with test on jump_to_label_p.
7625 * config/visium/visium-passes.def: New file.
7626 * config/visium/t-visium (PASSES_EXTRA): Define.
7627 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7628 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7629 (TRAMPOLINE_ALIGNMENT): Define.
7630 * config/visium/visium.c (visium_option_override): Do not register
7631 the machine-specific reorg pass here.
7632 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7634 (output_branch): Adjust threshold for long branch instruction.
7635 * config/visium/visium.md (cpu): Move around.
7636 (length): Adjust for the GR6.
7638 2019-02-15 Richard Biener <rguenther@suse.de>
7639 Jakub Jelinek <jakub@redhat.com>
7641 PR tree-optimization/89278
7642 * tree-loop-distribution.c: Include tree-eh.h.
7643 (generate_memset_builtin, generate_memcpy_builtin): Call
7644 rewrite_to_non_trapping_overflow on builtin->size before passing it
7645 to force_gimple_operand_gsi.
7647 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7650 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7652 * opth-gen.awk: Likewise.
7654 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7656 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7657 Enable MMX, SSE and SSE2 by default.
7658 * config/i386/i386.c (ix86_option_override_internal): Do not
7659 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7661 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7663 PR rtl-optimization/89354
7664 * combine.c (make_extraction): Punt if extraction_mode is narrower
7667 2019-02-14 Maya Rashish <coypu@sdf.org>
7669 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7670 * config/netbsd-d.c: New file.
7671 * config/t-netbsd: Add netbsd-d.o
7673 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7675 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7676 affects_type_identity to true for aarch64_vector_pcs.
7677 (aarch64_comp_type_attributes): New function.
7678 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7680 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7683 * config/arm/iterators.md (ANY64): Add V4HF.
7685 2019-02-14 Martin Liska <mliska@suse.cz>
7687 PR rtl-optimization/89242
7688 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7689 process a transformation.
7691 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7693 PR tree-optimization/89314
7694 * fold-const.c (fold_binary_loc): Cast strlen argument to
7695 const char * before dereferencing it. Formatting fixes.
7698 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7700 2019-02-13 Ian Lance Taylor <iant@golang.org>
7702 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7703 and set current index for other optimizations.
7705 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7707 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7708 nonimmediate_operand as operand 2 predicate.
7709 (vec_set<VF2_512_256:mode>_0): Ditto.
7710 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7711 (*vec_concatv2si): Remove alternative 2.
7712 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7713 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7714 (vec_concatv2di): Split alternatives 4,5,6 to ...
7715 (*vec_concatv2di_0) ... new pattern.
7717 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7720 * config/arm/arm.c (ldm_stm_operation_p) Set
7721 addr_reg_in_reglist correctly for first register.
7722 (load_multiple_sequence): Remove dead base check.
7723 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7725 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7728 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7729 Expose as @aarch64_pred_mov.
7730 * config/aarch64/aarch64.c (aarch64_classify_address):
7731 Use expand_insn which legitimizes operands.
7733 2019-02-13 Martin Liska <mliska@suse.cz>
7735 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7736 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7737 and pointer_offset fields.
7738 (initialize_argument_information): Remove usage of dead
7740 * cgraph.h (struct cgraph_thunk_info): Remove
7741 add_pointer_bounds_args.
7742 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7744 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7746 * config/i386/i386.c (ix86_function_arg_advance): Remove
7748 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7749 (def_builtin): Remove usage of dead
7751 (ix86_add_new_builtins): Likewise.
7752 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7753 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7754 (sem_function::init): Likewise.
7755 (sem_variable::merge): Likewise.
7756 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7757 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7758 * lto-cgraph.c (lto_output_node): Likewise.
7759 (lto_output_varpool_node): Likewise.
7760 (input_node): Likewise.
7761 (input_varpool_node): Likewise.
7762 * lto-streamer-out.c (lto_output): Likewise.
7763 * tree-inline.c (expand_call_inline): Remove usage of
7765 * tree-inline.h (struct copy_body_data): Likewise.
7766 * varpool.c (varpool_node::dump): Likewise.
7768 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7771 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7772 into pt->vars_contains_escaped_heap instead of setting
7773 pt->vars_contains_escaped_heap to it.
7776 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7777 INTVAL (size), compare it to GET_MODE_MASK instead of
7778 1 << GET_MODE_BITSIZE.
7781 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7782 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7785 2019-02-13 Martin Liska <mliska@suse.cz>
7788 * cfgrtl.c (remove_barriers_from_footer): New function.
7789 (try_redirect_by_replacing_jump): Use it.
7790 (cfg_layout_redirect_edge_and_branch): Likewise.
7792 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7794 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7795 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7796 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7797 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7798 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7799 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7801 * config/rs6000/rs6000.c (builtin_function_type)
7802 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7803 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7804 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7805 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7806 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7808 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7810 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7811 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7813 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7816 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7817 268678 and revision 268657.
7818 (*movti_internal): Likewise.
7820 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7823 * config/s390/s390.c (s390_decompose_address): Update comment.
7824 (s390_check_qrst_address): Reject invalid address forms after
7827 2019-02-12 Martin Liska <mliska@suse.cz>
7830 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7831 we need default values of funct_state for a function that
7834 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7836 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7837 the object to pick the size of stores on strict-alignment platforms.
7839 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7840 (*movdi_insn_sp32): Likewise.
7841 (*movdi_insn_sp64): Likewise.
7843 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7846 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7847 types that needs constructiong.
7848 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7850 2019-02-12 Richard Biener <rguenther@suse.de>
7852 PR tree-optimization/89253
7853 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7856 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7859 * input.c (selftest::test_line_offset_overflow): New selftest.
7860 (selftest::input_c_tests): Call it.
7862 2019-02-11 Martin Sebor <msebor@redhat.com>
7864 PR tree-optimization/88771
7865 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7866 when -Wstringop-overflow is set.
7867 (builtin_memref::builtin_memref): Adjust excessive upper bound
7868 only when lower bound is not excessive.
7869 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7870 -Wstringop-ovefflow.
7871 (maybe_diag_offset_bounds): Rename...
7872 (maybe_diag_access_bounds): ...to this.
7873 (check_bounds_or_overlap): Adjust for name change above.
7875 2019-02-11 Martin Sebor <msebor@redhat.com>
7878 * builtins.c (max_object_size): Move from here...
7879 * builtins.h (max_object_size): ...and here...
7880 * tree.c (max_object_size): ...to here...
7881 * tree.h (max_object_size): ...and here.
7883 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7885 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7886 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7887 for correct semantics.
7889 2019-02-11 Alan Modra <amodra@gmail.com>
7891 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7892 -mlongcall and -mpltseq.
7893 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7894 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7895 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7896 * config/rs6000/sysv4.opt (mpltseq): New option.
7897 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7898 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7899 support is lacking. Don't allow -mpltseq with -mbss-plt.
7900 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7901 -mpltseq given for ELFv1.
7902 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7903 Only use UNSPEC_PLTSEQ for inline PLT calls.
7904 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7905 use UNSPEC_PLTSEQ for inline PLT calls.
7906 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7907 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7908 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7909 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7910 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7911 (pltseq_mtctr_<mode>): Likewise.
7913 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7915 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7917 * configure: Regenerate.
7919 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7922 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7925 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7927 * function.c (assign_parm_setup_block): Use the stored
7928 size, not the passed size, when allocating stack-space,
7929 also for a parameter with alignment larger than
7930 MAX_SUPPORTED_STACK_ALIGNMENT.
7932 2019-02-11 Martin Liska <mliska@suse.cz>
7935 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7936 * ipa-inline.c (inline_small_functions): Likewise.
7937 * ipa-pure-const.c (propagate_pure_const): Likewise.
7938 (propagate_nothrow): Likewise.
7939 * ipa-reference.c (propagate): Likewise.
7940 * ipa-utils.c (struct searchc_env): Remove unused field.
7941 (searchc): Always search across AVAIL_INTERPOSABLE.
7942 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7943 the only called IPA pure const can properly not propagate
7944 across interposable boundary.
7945 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7947 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7949 * config/nds32/nds32.md (call_internal, call_value_internal,
7950 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7952 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7954 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7957 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7959 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7962 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7964 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7966 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7968 PR tree-optimization/89268
7969 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7970 if preds is non-NULL.
7972 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7975 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7978 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7980 * config/nds32/nds32.md (trap): New pattern.
7982 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7984 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7987 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7989 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7992 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7994 * ipa-visibility.c (localize_node): Also do not localize
7995 LDPR_PREVAILING_DEF_IRONLY_EXP.
7997 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8000 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
8001 instead of type_with_linkage.
8003 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8006 * params.def (uninlined-function-insns, uninlined-function-time,
8007 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
8008 bound so we don't get overflows.
8010 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
8012 * config/rs6000/rs6000-string.c (expand_compare_loop,
8013 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
8016 2019-02-09 Jakub Jelinek <jakub@redhat.com>
8019 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8020 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
8021 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
8023 2019-02-09 Alan Modra <amodra@gmail.com>
8026 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
8027 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
8030 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
8033 * lra-constraints.c (process_alt_operands): Don't increase reject
8034 for memory when offset memory is required.
8036 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
8038 * config/s390/vector.md: Implement vector copysign.
8040 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8042 * expr.c (expand_constructor): Correct indentations.
8044 2019-02-08 Richard Biener <rguenther@suse.de>
8046 PR tree-optimization/89247
8047 * tree-if-conv.c: Include tree-cfgcleanup.h.
8048 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
8049 (tree_if_conversion): Pass through predicate vector.
8050 (pass_if_conversion::execute): Do CFG cleanup and SSA update
8051 inline, see if any if-converted loops we refrece in
8052 LOOP_VECTORIZED calls vanished and fixup.
8053 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
8055 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
8057 * config/s390/constraints.md (jdd): New constraint.
8059 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8062 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
8063 upper 16 vector registers without TARGET_AVX512VL.
8064 (*movti_internal): Likewise.
8066 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8068 PR rtl-optimization/89234
8069 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
8070 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
8071 (copy_reg_eh_region_note_backward): Likewise.
8073 2019-02-08 Richard Biener <rguenther@suse.de>
8076 * tree-data-ref.c (initialize_matrix_A): Fail if constant
8078 (analyze_subscript_affine_affine): Handle failure from
8079 initialize_matrix_A.
8081 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8083 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
8086 2019-02-07 David Malcolm <dmalcolm@redhat.com>
8088 PR tree-optimization/86637
8089 PR tree-optimization/89235
8090 * tree-vect-loop.c (optimize_mask_stores): Add an
8091 auto_purge_vect_location sentinel to ensure that vect_location is
8094 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
8095 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
8096 to ensure that vect_location is purged on exit.
8097 (pass_slp_vectorize::execute): Likewise, replacing the manual
8099 * tree-vectorizer.h (class auto_purge_vect_location): New class.
8101 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8103 * config/aarch64/iterators.md (max_opp): New code_attr.
8104 (USMAX): New code iterator.
8105 * config/aarch64/predicates.md (aarch64_smin): New predicate.
8106 (aarch64_smax): Likewise.
8107 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
8108 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
8111 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
8114 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
8115 for TARGET_AVX512VL.
8116 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
8118 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
8120 * config/s390/s390-builtin-types.def: Add new types.
8121 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
8122 (s390_vec_xlw4): Make the memory operand into a const pointer.
8123 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
8125 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
8126 a new vector type with the alignment of the scalar memory operand.
8128 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
8129 Jakub Jelinek <jakub@redhat.com>
8132 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
8133 arm_count_ldrdstrd_insns): New declarations.
8134 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
8136 (valid_operands_ldrd_strd): New function.
8137 (arm_count_ldrdstrd_insns): New function.
8138 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
8139 sets instead of single DImode set and define new insns to match this.
8141 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8143 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
8144 Make it a C initializer.
8146 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8149 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
8151 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8153 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
8154 Use neon_dot<q> for type.
8155 (neon_<sup>dot_lane<vsi2qi>): Likewise.
8157 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8159 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
8160 Use neon_dot<q> for type.
8161 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
8162 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
8164 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
8166 PR rtl-optimization/89225
8167 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
8170 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
8172 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
8173 after restoring registers saved to allocate the frame on Windows.
8175 2019-02-06 Richard Biener <rguenther@suse.de>
8177 PR tree-optimization/89182
8178 * graphite.h (cached_scalar_evolution_in_region): Declare.
8179 * graphite.c (struct seir_cache_key): New.
8180 (struct sese_scev_hash): Likewise.
8181 (seir_cache): New global.
8182 (cached_scalar_evolution_in_region): New function.
8183 (graphite_transform_loops): Allocate and release seir_cache.
8184 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
8185 cached_scalar_evolution_in_region.
8186 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8188 (scop_detection::graphite_can_represent_expr: Use
8189 cached_scalar_evolution_in_region.
8190 (scop_detection::stmt_simple_for_scop_p): Likewise.
8191 (find_params_in_bb): Likewise.
8192 (gather_bbs::before_dom_children): Likewise.
8193 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
8194 (add_loop_constraints): Likewise.
8196 2019-02-06 Jakub Jelinek <jakub@redhat.com>
8199 * fold-const-call.c (fold_const_vec_convert): Pass true as last
8200 operand to new_unary_operation only if both element types are integral
8201 and it isn't a widening conversion. Return NULL_TREE if
8202 new_unary_operation failed.
8204 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
8207 * config/s390/s390.md: Remove load and test FP splitter.
8209 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8212 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
8213 expand_compare_loop, expand_block_compare_gpr,
8214 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
8215 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
8216 #include "profile-count.h" and "predict.h" for types and functions
8217 needed to work with REG_BR_PROB notes.
8219 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8222 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
8223 for the long branch case.
8225 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8228 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
8229 can throw, non-call exceptions are enabled and we can't delete
8230 dead exceptions or alter cfg. Set must_clean if
8231 delete_insn_and_edges returns true, don't set it blindly for calls.
8232 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
8234 PR rtl-optimization/89195
8235 * combine.c (make_extraction): For MEMs, don't extract bytes outside
8236 of the original MEM.
8238 2019-02-05 Martin Liska <mliska@suse.cz>
8240 PR gcov-profile/89000
8241 * gcov.c (function_summary): Remove argument.
8242 (file_summary): New function.
8243 (print_usage): Replace tabs with spaces.
8244 (generate_results): Use new function file_summary.
8246 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8249 * optabs.c (prepare_cmp_insn): Pass x and y to
8250 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8252 2019-02-05 Richard Biener <rguenther@suse.de>
8255 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8256 (struct bitmap_element): Drop chain_prev so we properly recurse on
8257 the prev member, supporting tree views.
8258 (struct bitmap_head): GTY skip the obstack member.
8260 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8263 * doc/extend.texi (Vector Extensions): Add an example of using vector
8264 types together with x86 intrinsics.
8266 2019-02-04 Alan Modra <amodra@gmail.com>
8268 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8269 str[] size to 160, and comment.
8271 2019-02-04 Alan Modra <amodra@gmail.com>
8273 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8274 (rs6000_pltseq_template): Guard output of TLS markers with
8276 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8277 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8278 to use inline PLT sequences.
8279 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8280 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8281 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8283 2019-02-04 Martin Liska <mliska@suse.cz>
8286 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8287 out when ipa_fn_summaries does not contain entry for callee.
8289 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8291 * config/sparc/sparc.h: Remove superfluous blank lines.
8292 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8293 (got_register_rtx): ...this.
8294 (sparc_got): Adjust to above renaming.
8295 (sparc_tls_got): Likewise.
8296 (sparc_delegitimize_address): Likewise.
8297 (sparc_output_mi_thunk): Likewise.
8298 (sparc_init_pic_reg): Likewise.
8299 (save_local_or_in_reg_p): Fix test on the GOT register.
8300 (USE_HIDDEN_LINKONCE): Move around.
8301 (get_pc_thunk_name): Likewise.
8302 (gen_load_pcrel_sym): Likewise.
8303 (load_got_register): Likewise.
8305 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8307 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8308 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8310 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8312 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8315 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8317 * config.gcc (with_nds32_lib, glibc):
8318 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8319 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8320 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8322 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8325 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8326 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8327 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8328 (*rcpsf2_sse): Ditto.
8329 (*rsqrtsf2_sse): Ditto.
8330 (sse4_1_round<mode<2): Ditto.
8332 2019-02-03 Richard Biener <rguenther@suse.de>
8335 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8338 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8341 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8342 Punt with warning on aggregate return or argument types. Ignore
8343 type/mode checking for uniform arguments.
8345 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8347 * combine.c (try_combine): Do not print "Can't combine" messages unless
8348 printing failed combination attempts.
8350 2019-02-01 Martin Jambor <mjambor@suse.cz>
8353 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8354 segment and global segment variables before making them static.
8356 2019-02-01 Martin Jambor <mjambor@suse.cz>
8358 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8359 missed optimization dump with dump_enabled_p.
8361 2019-02-01 Richard Biener <rguenther@suse.de>
8364 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8365 the instantiate cache.
8366 (instantiate_scev_binary): Elide second operand procesing
8367 if equal to the first.
8368 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8369 (chrec_contains_undetermined): Likewise.
8370 (tree_contains_chrecs): Likewise.
8372 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8374 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8376 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8378 PR tree-optimization/89143
8379 * wide-int-range.h (wide_int_range_absu): Declare.
8380 * wide-int-range.cc (wide_int_range_absu): New function.
8381 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8383 PR tree-optimization/88107
8384 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8385 instead of assertion that eh_region_outermost is non-NULL, if it
8386 is NULL, set *ALL to true and return NULL.
8387 (move_sese_region_to_fn): Adjust caller, if all is set, call
8388 duplicate_eh_regions with NULL region.
8390 2019-02-01 Richard Biener <rguenth@suse.de>
8392 PR rtl-optimization/88593
8393 * mode-switching.c (optimize_mode_switching): Free dominators before
8394 calling cleanup_cfg.
8396 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8398 PR tree-optimization/88932
8399 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8401 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8404 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8405 bogus clang warning.
8407 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8410 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8411 alternative to avoid partial SSE register stall for TARGET_AVX.
8412 (truncdfsf2): Ditto.
8413 (sse4_1_round<mode>2): Ditto.
8415 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8417 PR tree-optimization/89008
8418 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8419 process anything of the form X * 0.
8421 2019-01-31 Richard Biener <rguenther@suse.de>
8423 PR tree-optimization/89135
8424 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8425 with abnormal preds.
8427 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8430 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8431 always_inline callees into no_sanitize_address callers.
8433 2019-01-31 Richard Biener <rguenther@suse.de>
8435 PR rtl-optimization/89115
8436 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8438 2019-01-30 Martin Sebor <msebor@redhat.com>
8441 * doc/extend.texi (cast to a union): Correct and expand.
8443 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8445 PR rtl-optimization/87246
8446 * lra-constraints.c (simplify_operand_subreg): Reload memory
8447 in subreg if the address became invalid.
8449 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8452 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8453 Disable for little-endian.
8455 2019-01-30 Richard Biener <rguenther@suse.de>
8457 PR rtl-optimization/89115
8458 * opts.c (default_options_optimization): Reduce
8459 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8460 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8463 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8465 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8466 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8467 type of vector element when vec_extract is implemented by direct
8470 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8472 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8474 2019-01-30 Richard Biener <rguenther@suse.de>
8476 PR tree-optimization/89111
8477 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8478 canonicalization to appropriately sized access types.
8480 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8483 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8484 for arguments to functions that are TU-local and shouldn't be
8485 referenced by assembly.
8487 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8489 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8492 2019-01-29 Martin Sebor <msebor@redhat.com>
8495 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8497 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8501 * omp-simd-clone.c (simd_clone_clauses_extract)
8502 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8503 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8505 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8507 * config.gcc: Force .init_array for ARC.
8509 2019-01-29 Richard Biener <rguenther@suse.de>
8512 * dwarf2out.c (collect_skeleton_dies): New helper.
8513 (copy_decls_for_unworthy_types): Call it.
8514 (build_abbrev_table): Assert we do not try to replace
8515 DW_AT_signature refs with local refs.
8517 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8520 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8521 for lastprivate/linear IV, push gimplify context around gimplify_assign
8522 and, if it needed any temporaries, pop it into a gimple bind around the
8525 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8527 * common.opt (-Wattribute-alias): Remove "no-" from name.
8528 Make -Wattribute-alias command line option and
8529 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8531 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8534 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8535 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8537 (bmi2): Add missing @opindex.
8538 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8539 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8540 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8541 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8542 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8543 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8544 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8545 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8546 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8547 xsavec, xsaveopt and xsaves options.
8549 2019-01-28 Richard Biener <rguenther@suse.de>
8552 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8555 2019-01-28 Richard Biener <rguenther@suse.de>
8557 PR tree-optimization/88739
8558 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8559 BIT_FIELD_REFs only are applied to mode-precision operands
8560 when they are integral.
8561 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8562 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8563 BIT_FIELD_REFs of non-mode-precision integral operands.
8565 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8568 * config/i386/sse.md
8569 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8570 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8571 first constants in pairs are multiples of 2. Formatting fixes.
8572 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8573 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8574 first constants in each quadruple are multiples of 4. Formatting fixes.
8576 2019-01-26 Martin Jambor <mjambor@suse.cz>
8579 * tree-inline.c: Include tree-cfgcleanup.h.
8580 (delete_unreachable_blocks_update_callgraph): Move...
8581 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8582 ...here, make externally visible, make second argument bool, adjust
8584 * tree-cfgcleanup.c: Include cgraph.h.
8585 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8587 * ipa-prop.c: Include tree-cfgcleanup.h.
8588 (ipcp_transform_function): Call
8589 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8591 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8593 PR rtl-optimization/88846
8594 * ira.c (process_set_for_memref_referenced_p): New.
8595 (memref_referenced_p): Add new param. Use
8596 process_set_for_memref_referenced_p. Add new switch cases.
8597 (memref_used_between_p): Pass new arg to memref_referenced_p.
8599 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8602 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8603 argument ABI_BREAK. Set to true if the calculated alignment has
8604 changed in gcc-9. Check bit-fields for their base type alignment.
8605 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8606 (aarch64_function_arg_boundary): Likewise.
8607 (aarch64_gimplify_va_arg_expr): Likewise.
8609 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8612 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8613 instead of accessing TREE_INT_CST_ELT directly.
8615 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8617 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8618 fenv_exceptions description.
8620 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8622 PR rtl-optimization/87763
8623 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8624 Allow SUBREG when matching CC_NZmode compare.
8626 2019-01-25 Richard Biener <rguenther@suse.de>
8628 PR tree-optimization/89049
8629 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8630 Look at the pattern stmt to determine if the stmt is vectorized.
8632 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8634 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8635 (pred_mov<mode>): Handle all-register forms using both a new
8636 alternative and a split.
8638 2019-01-25 Richard Biener <rguenther@suse.de>
8640 PR tree-optimization/86865
8641 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8642 Reject non-do-while loops.
8644 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8646 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8647 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8648 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8649 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8650 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8651 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8652 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8653 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8654 vlogical_operand, gpc_reg_operand, int_reg_operand,
8655 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8656 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8657 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8658 (save_world_operation, restore_world_operation, lmw_operation,
8659 stmw_operation): Use MEM_P and REG_P.
8660 (tie_operand): Use MEM_P.
8661 (vrsave_operation, crsave_operation): Use REG_P.
8662 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8663 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8664 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8665 (call_operand): Use HARD_REGISTER_P.
8666 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8668 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8669 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8670 quad_aligned_load_p, replace_swapped_aligned_store,
8671 recombine_lvx_pattern, replace_swapped_aligned_load,
8672 recombine_stvx_pattern): Use MEM_P.
8673 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8674 Use MEM_P and SYMBOL_REF_P.
8675 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8676 (insn_is_swappable_p): Use REG_P and MEM_P.
8677 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8678 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8680 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8682 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8684 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8685 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8686 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8687 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8689 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8690 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8691 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8692 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8693 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8694 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8695 rs6000_split_logical_di): Use CONST_INT_P.
8696 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8697 REG_P and SYMBOL_REF_P.
8698 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8699 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8700 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8701 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8702 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8703 (small_data_operand, print_operand_address): Use CONST_INT_P and
8705 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8706 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8707 Use HARD_REGISTER_NUM_P.
8708 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8709 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8710 SUBREG_P and SYMBOL_REF_P.
8711 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8712 and HARD_REGISTER_NUM_P.
8713 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8715 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8716 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8718 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8719 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8720 find_addr_reg): Use REG_P.
8721 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8722 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8723 (offsettable_ok_by_alignment, constant_pool_expr_p,
8724 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8725 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8726 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8727 rs6000_assemble_integer, create_TOC_reference,
8728 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8729 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8730 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8731 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8732 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8733 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8734 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8735 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8736 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8737 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8738 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8739 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8740 and cbranch<mode>4): Use CONST_INT_P.
8741 (multiple define_splits): Use REG_P and SUBREG_P.
8742 (define_expands call, call_value): Use MEM_P.
8743 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8744 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8745 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8746 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8747 and HARD_REGISTER_NUM_P.
8748 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8750 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8752 PR rtl-optimization/88948
8753 * rtl.h (prepare_copy_insn): New prototype.
8754 * gcse.c (prepare_copy_insn): New function, split out from
8755 process_insert_insn.
8756 (process_insert_insn): Use prepare_copy_insn.
8757 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8758 instead of gen_move_insn.
8760 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8763 * config/i386/i386.c (ix86_pic_register_p): Return true for
8766 PR tree-optimization/88964
8767 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8768 punt if HONOR_SNANS (chrec).
8771 * tree-nested.c (convert_nonlocal_reference_stmt,
8772 convert_local_reference_stmt, convert_tramp_reference_stmt,
8773 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8774 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8777 PR tree-optimization/89027
8778 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8779 for "omp simd array" variables.
8781 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8784 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8785 force the alignment of m_val.
8787 2019-01-24 Richard Biener <rguenther@suse.de>
8790 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8791 When in "legacy" debug mode make sure to reset self-origins.
8793 2019-01-24 Martin Liska <mliska@suse.cz>
8795 PR gcov-profile/88994
8796 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8797 result will be always smaller or equal to the original.
8798 * gcov.c (mangle_name): Fix else branch where we should
8799 also copy to PTR and shift the pointer.
8801 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8803 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8804 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8806 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8808 * common/config/i386/i386-common.c
8809 (OPTION_MASK_ISA_ENQCMD_SET,
8810 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8811 (ix86_handle_option): Handle -menqcmd.
8812 * config.gcc (enqcmdintrin.h): New header file.
8813 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8814 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8816 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8818 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8819 __builtin_ia32_enqcmds): New builtins.
8820 * config/i386/i386-c.c (__ENQCMD__): New macro.
8821 * config/i386/i386-option.c (ix86_target_string): Add
8823 (ix86_valid_target_attribute_inner_p): Likewise.
8824 * config/i386/i386-expand.c
8825 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8826 IX86_BUILTIN_ENQCMDS.
8827 * config/i386/i386.h (TARGET_ENQCMD): New.
8828 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8829 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8830 (movdir64b_<mode>): Parameterize to enable share expansion code
8831 with ENQCMD in function ix86_expand_builtin.
8832 * config/i386/i386.opt: Add -menqcmd.
8833 * config/i386/immintrin.h: Include enqcmdintrin.h.
8834 * config/i386/enqcmdintrin.h: New intrinsic file.
8835 * doc/invoke.texi: Add -menqcmd.
8837 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8838 Steve Ellcey <sellcey@marvell.com>
8841 * recog.c (address_operand): Return false on wrong mode for address.
8842 (constrain_operands): Check for mode with 'p' constraint.
8844 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8847 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8848 Disparage MMX alternative.
8849 (sse2_cvtpd2pi): Ditto.
8850 (sse2_cvttpd2pi): Ditto.
8852 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8855 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8856 use-after-free of the result of
8857 aarch64_get_extension_string_for_isa_flags.
8859 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8862 * doc/extend.texi: Document break and continue behavior in
8863 statement expressions.
8865 2019-01-23 Richard Biener <rguenther@suse.de>
8867 PR tree-optimization/89008
8868 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8869 not leave another stray operand.
8871 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8873 * BASE-VER: Bump to 9.0.1.
8875 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8877 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8878 thunk that returns by reference, use the type of the return object
8879 of the thunk instead of that of the alias to build the dereference.
8881 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8883 * config/arc/atomic.md: Add operand to DMB instruction.
8885 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8887 PR tree-optimization/88964
8888 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8889 build_zero_cst instead of build_int_cst. Return false for loop
8890 invariants which honor signed zeros.
8892 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8894 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8896 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8899 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8900 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8901 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8904 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8905 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8908 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8909 Disable for little endian.
8911 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8914 * config/arm/arm.c (arm_needs_double_word_align): Check
8915 DECL_BIT_FIELD_TYPE.
8917 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8918 H.J. Lu <hongjiu.lu@intel.com>
8921 * config/i386/i386-builtin.def: Add mask2 to all builtin
8922 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8924 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8925 (BDESC_FIRST): Likewise.
8926 (define_builtin): Add an argument for mask2. Updated to handle
8927 both ix86_isa_flags and ix86_isa_flags2.
8928 (define_builtin_const): Likewise.
8929 (define_builtin_pure): Likewise.
8930 (define_builtin2): Deleted.
8931 (define_builtin_const2): Likewise.
8932 (builtin_description): Add a member, mask2.
8933 (bdesc_*): Add mask2 to builtin initializations.
8934 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8935 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8937 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8939 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8942 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8945 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8948 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8949 alignment is dominated by a bitfield with 64-bit aligned base type.
8950 (arm_function_arg): Emit a warning if the alignment has changed since
8951 earlier GCC releases.
8952 (arm_function_arg_boundary): Likewise.
8953 (arm_setup_incoming_varargs): Likewise.
8955 2019-01-22 Richard Biener <rguenther@suse.de>
8957 PR tree-optimization/88862
8958 * graphite-scop-detection.c
8959 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8961 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8963 * doc/extend.tex (AMD GCN Function Attributes): New section.
8964 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8965 * doc/invoke.texi (AMD GCN Options): New section.
8966 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8968 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8970 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8971 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8973 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8975 PR tree-optimization/88044
8976 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8977 is false in the first iteration, but !every_iteration, return false
8978 instead of true with niter->niter zero.
8980 PR rtl-optimization/88904
8981 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8982 any nonequal registers before processing BB_END (b).
8985 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8987 (expand_binop_directly, expand_doubleword_clz,
8988 expand_doubleword_popcount, expand_ctz, expand_ffs,
8989 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8991 PR rtl-optimization/49429
8993 PR rtl-optimization/86334
8995 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8996 addressable from here...
8997 (emit_block_op_via_libcall): ... to here.
8999 2019-01-22 Richard Biener <rguenther@suse.de>
9001 * tree-vect-loop.c (vect_analyze_loop_operations): Use
9002 auto_vec for cost vector to fix memleak.
9003 (vectorize_fold_left_reduction): Properly gather SLP defs.
9004 (vectorizable_comparison): Do not swap operands to properly
9007 2019-01-22 Alan Modra <amodra@gmail.com>
9010 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
9011 stays a reg. Allow a const_int.
9012 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
9013 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
9014 (IS_NOMARK_TLSGETADDR): Define.
9015 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
9016 (rs6000_output_tlsargs): New function.
9017 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
9018 __tls_get_addr call takes an arg.
9019 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
9020 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
9022 (call_value_nonlocal_sysv): ..or here, delete split.
9023 (tls_gdld_nomark): Delete.
9024 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
9025 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
9026 (call_value_nonlocal_sysv): Likewise.
9027 (call_value_nonlocal_sysv_secure): Likewise.
9028 (call_value_nonlocal_aix): Likewise.
9029 (call_value_indirect_aix): Likewise.
9030 (call_value_indirect_elfv2): Likewise.
9031 (call_value_local32, call_value_local64): Disable for no-mark tls.
9032 (call_value_local_aix): Likewise.
9034 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
9037 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
9038 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
9040 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
9042 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
9043 string contents as hash_map keys.
9045 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9048 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
9049 for rvalue context. Handle rvalues correctly. Use min_align_of_type
9050 instead of TYPE_ALIGN.
9051 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
9052 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
9053 pointer from TYPE_STUB_DECL.
9055 2019-01-21 Richard Biener <rguenther@suse.de>
9057 PR tree-optimization/88934
9058 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
9059 at the possibly non-constant operand.
9060 (vect_get_constant_vectors): Adjust.
9062 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
9065 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
9066 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
9067 instead of _X86INTRIN_H_INCLUDED.
9068 * onfig/i386/clwbintrin.h: Likewise.
9069 * config/i386/pkuintrin.h: Likewise.
9070 * config/i386/prfchwintrin.h: Likewise.
9071 * config/i386/rdseedintrin.h: Likewise.
9072 * config/i386/wbnoinvdintrin.h: Likewise.
9073 * config/i386/xsavecintrin.h: Likewise.
9074 * config/i386/xsavesintrin.h: Likewise.
9075 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
9076 * config/i386/xsaveintrin.h: Likewise.
9077 * config/i386/xsaveoptintrin.h: Likewise.
9078 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
9079 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
9080 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
9081 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
9082 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
9083 * config/i386/immintrin.h: Here.
9085 2019-01-20 Martin Jambor <mjambor@suse.cz>
9088 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
9089 with aa_walk_budget.
9090 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
9091 aa_walk_budget_p parameter.
9092 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
9093 walk. Updated all callers.
9094 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
9095 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
9097 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
9098 parameter info. Extract info from fbi. Pass fbi to recursive calls
9099 and to unmodified_parm.
9100 (phi_result_unknown_predicate): New parameter fbi, removed parameter
9101 info, updated call to will_be_nonconstant_expr_predicate.
9102 (param_change_prob): New parameter fbi, limit AA walking.
9103 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
9104 calls to various above functions.
9105 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
9106 parameter. Use it to limit AA walking.
9107 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
9109 (detect_type_change): New parameter fbi, pass it on to
9110 detect_type_change_from_memory_writes.
9111 (detect_type_change_ssa): Likewise.
9112 (aa_overwalked): Removed.
9113 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
9114 accordingly, adjust to the neew AA limiting scheme.
9115 (parm_ref_data_preserved_p): Likewise.
9116 (ipa_compute_jump_functions_for_edge): Adjust call to
9118 (ipa_analyze_call_uses): Likewise.
9119 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
9120 (ipa_analyze_node): Initialize aa_walk_budget.
9121 (ipcp_transform_function): Likewise.
9122 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
9123 to get_dynamic_type.
9125 2019-01-19 Jakub Jelinek <jakub@redhat.com>
9127 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
9128 outside of #if CHECKING_P code.
9130 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
9132 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
9133 New function, split out from...
9134 (loop_versioning::analyze_stride): ...here.
9135 (loop_versioning::find_per_loop_multiplication): Use gassign.
9136 (loop_versioning::analyze_term_using_scevs): Return a success code.
9137 (loop_versioning::analyze_arbitrary_term): New function.
9138 (loop_versioning::analyze_address_fragment): Use
9139 analyze_arbitrary_term if all else fails.
9141 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
9144 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
9147 2019-01-18 Richard Biener <rguenther@suse.de>
9149 PR tree-optimization/88903
9150 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
9151 scalar stmts a SLP shift amount is composed of when detecting
9154 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
9157 * config/arm/arm-cpus.in (mp): New feature.
9159 (fgroup ARMv7ve): Add mp and sec features.
9160 (arch armv7-a): Add options to allow mp and sec extensions.
9161 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
9162 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
9163 extenstions to the base architecture.
9164 (cpu cortex-a8): Add sec extension to the base architecture.
9165 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
9166 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
9167 variants down to the base v7-a varaint.
9168 * config/arm/t-multilib (v7_a_arch_variants): New variable.
9169 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
9170 of permitted extensions for -march=armv7-a and for
9171 -mcpu=generic-armv7-a.
9173 2019-01-18 Martin Liska <mliska@suse.cz>
9175 * params.def: Fix comment.
9176 * tree-profile.c (gimple_init_gcov_profiler): Bump function
9178 (gimple_gen_ic_func_profiler): Likewise.
9180 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9182 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
9183 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
9184 and put in error checks for stack protector guard options.
9185 (aarch64_stack_protect_guard): New.
9186 (TARGET_STACK_PROTECT_GUARD): Define.
9187 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
9188 (reg_stack_protect_address<mode>): New.
9189 (stack_protect_set): Adjust for SSP_GLOBAL.
9190 (stack_protect_test): Likewise.
9191 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
9192 (-mstack-protector-guard): Likewise.
9193 (-mstack-protector-guard-offset): Likewise.
9195 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9197 PR tree-optimization/86214
9198 * tree-inline.h (struct copy_body_data): Add
9199 add_clobbers_to_eh_landing_pads member.
9200 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
9201 (copy_edges_for_bb): Call it if EH edge destination is <
9202 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
9203 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
9204 if flag_stack_reuse != SR_NONE and clear it afterwards.
9206 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
9209 * doc/install.texi (with-multilib-list): Document for aarch64.
9211 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9214 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
9215 (("..."))) with ("...").
9217 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9219 * doc/extend.texi (Built-in Functions for Memory Model Aware
9220 Atomic Operations): Document atomic fetch and nand.
9222 2019-01-18 Martin Liska <mliska@suse.cz>
9223 Richard Biener <rguenther@suse.de>
9226 * cgraph.h (create_version_clone_with_body): Add new argument
9228 * cgraphclones.c (cgraph_node::create_version_clone): Add
9229 DECL_ATTRIBUTES to a newly created decl. And call
9230 valid_attribute_p so that proper cl_target_optimization_node
9231 is set for the newly created declaration.
9232 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
9234 (expand_target_clones): Do not call valid_attribute_p, it must
9236 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
9239 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9242 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
9243 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
9244 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
9246 2019-01-17 Martin Sebor <msebor@redhat.com>
9249 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
9250 Handle anti-ranges the same as no range at all.
9252 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9254 * config/aarch64/aarch64.c (cgraph.h): New include.
9255 (intl.h): New include.
9256 (supported_simd_type): New function.
9257 (currently_supported_simd_type): Ditto.
9258 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9259 (aarch64_simd_clone_adjust): Ditto.
9260 (aarch64_simd_clone_usable): Ditto.
9261 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9262 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9263 (TARGET_SIMD_CLONE_USABLE): Ditto.
9264 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9265 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9268 2019-01-17 Martin Sebor <msebor@redhat.com>
9270 PR tree-optimization/88800
9271 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9272 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9273 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9274 redundant argument. Add new argument and issue diagnostics under
9275 its control. Detect out-of-bounds access even with warnings
9277 (check_bounds_or_overlap): Change return type. Add argument.
9278 (wrestrict_dom_walker::check_call): Adjust.
9279 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9280 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9281 check_bounds_or_overlap's return value.
9282 (handle_builtin_stxncpy): Same.
9283 (handle_builtin_strcat): Same.
9285 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9286 Kwok Cheung Yeung <kcy@codesourcery.com>
9287 Julian Brown <julian@codesourcery.com>
9288 Tom de Vries <tom@codesourcery.com>
9290 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9292 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9294 * doc/sourcebuild.texi: Document dg-require-effective-target
9295 llvm_binutils and offload_gcn.
9297 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9298 Kwok Cheung Yeung <kcy@codesourcery.com>
9299 Julian Brown <julian@codesourcery.com>
9300 Tom de Vries <tom@codesourcery.com>
9302 * doc/sourcebuild.texi: Document dg-required-effective-target
9305 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9306 Kwok Cheung Yeung <kcy@codesourcery.com>
9307 Julian Brown <julian@codesourcery.com>
9308 Tom de Vries <tom@codesourcery.com>
9309 Jan Hubicka <hubicka@ucw.cz>
9310 Martin Jambor <mjambor@suse.cz>
9312 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9313 * configure.ac: Check for dlopen.
9314 * configure: Regenerate.
9316 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9317 Kwok Cheung Yeung <kcy@codesourcery.com>
9318 Julian Brown <julian@codesourcery.com>
9319 Tom de Vries <tom@codesourcery.com>
9320 Jan Hubicka <hubicka@ucw.cz>
9321 Martin Jambor <mjambor@suse.cz>
9323 * common/config/gcn/gcn-common.c: New file.
9324 * config/gcn/driver-gcn.c: New file.
9325 * config/gcn/gcn-builtins.def: New file.
9326 * config/gcn/gcn-hsa.h: New file.
9327 * config/gcn/gcn-modes.def: New file.
9328 * config/gcn/gcn-opts.h: New file.
9329 * config/gcn/gcn-passes.def: New file.
9330 * config/gcn/gcn-protos.h: New file.
9331 * config/gcn/gcn-run.c: New file.
9332 * config/gcn/gcn-tree.c: New file.
9333 * config/gcn/gcn.c: New file.
9334 * config/gcn/gcn.h: New file.
9335 * config/gcn/gcn.opt: New file.
9336 * config/gcn/t-gcn-hsa: New file.
9338 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9339 Kwok Cheung Yeung <kcy@codesourcery.com>
9340 Julian Brown <julian@codesourcery.com>
9341 Tom de Vries <tom@codesourcery.com>
9342 Jan Hubicka <hubicka@ucw.cz>
9343 Martin Jambor <mjambor@suse.cz>
9345 * config/gcn/constraints.md: New file.
9346 * config/gcn/gcn-valu.md: New file.
9347 * config/gcn/gcn.md: New file.
9348 * config/gcn/predicates.md: New file.
9350 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9352 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9353 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9354 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9355 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9357 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9360 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9361 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9362 it and document registers.
9364 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9366 * config/aarch64/aarch64.c (ares_tunings): Define.
9367 * config/aarch64/aarch64-cores.def (ares): Use the above.
9369 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9373 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9375 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9376 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9377 (_mm512_maskz_fixupimm_round_pd): Ditto.
9378 (_mm512_fixupimm_round_ps): Ditto.
9379 (_mm512_maskz_fixupimm_round_ps): Ditto.
9380 (_mm_fixupimm_round_sd): Ditto.
9381 (_mm_maskz_fixupimm_round_sd): Ditto.
9382 (_mm_fixupimm_round_ss): Ditto.
9383 (_mm_maskz_fixupimm_round_ss): Ditto.
9384 (_mm512_fixupimm_pd): Ditto.
9385 (_mm512_maskz_fixupimm_pd): Ditto.
9386 (_mm512_fixupimm_ps): Ditto.
9387 (_mm512_maskz_fixupimm_ps): Ditto.
9388 (_mm_fixupimm_sd): Ditto.
9389 (_mm_maskz_fixupimm_sd): Ditto.
9390 (_mm_fixupimm_ss): Ditto.
9391 (_mm_maskz_fixupimm_ss): Ditto.
9392 (_mm512_mask_fixupimm_round_pd): Update builtin.
9393 (_mm512_mask_fixupimm_round_ps): Ditto.
9394 (_mm_mask_fixupimm_round_sd): Ditto.
9395 (_mm_mask_fixupimm_round_ss): Ditto.
9396 (_mm512_mask_fixupimm_pd): Ditto.
9397 (_mm512_mask_fixupimm_ps): Ditto.
9398 (_mm_mask_fixupimm_sd): Ditto.
9399 (_mm_mask_fixupimm_ss): Ditto.
9400 * config/i386/avx512vlintrin.h:
9401 (_mm256_fixupimm_pd): Update parameters and builtin.
9402 (_mm256_maskz_fixupimm_pd): Ditto.
9403 (_mm256_fixupimm_ps): Ditto.
9404 (_mm256_maskz_fixupimm_ps): Ditto.
9405 (_mm_fixupimm_pd): Ditto.
9406 (_mm_maskz_fixupimm_pd): Ditto.
9407 (_mm_fixupimm_ps): Ditto.
9408 (_mm_maskz_fixupimm_ps): Ditto.
9409 (_mm256_mask_fixupimm_pd): Update builtin.
9410 (_mm256_mask_fixupimm_ps): Ditto.
9411 (_mm_mask_fixupimm_pd): Ditto.
9412 (_mm_mask_fixupimm_ps): Ditto.
9413 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9414 * config/i386/i386-builtin.def: Update builtin definitions.
9415 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9416 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9417 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9418 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9419 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9420 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9421 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9422 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9423 * config/i386/subst.md:
9424 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9425 (round_saeonly_sd_mask_op4): Ditto.
9426 (round_saeonly_expand_operand5): Ditto.
9427 (round_saeonly_expand): Update.
9429 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9433 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9435 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9436 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9437 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9438 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9439 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9440 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9441 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9443 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9447 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9450 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9451 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9452 instead of UNSPEC_FIXUPIMM.
9454 2019-01-17 Richard Biener <rguenther@suse.de>
9457 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9458 and friends for the LTO part of debug info.
9460 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9462 PR tree-optimization/86214
9463 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9466 PR rtl-optimization/88870
9467 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9468 throw if we can't alter the cfg or delete dead exceptions.
9469 (mark_insn): Don't call find_call_stack_args for such calls.
9471 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9473 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9474 prototypes for vec_st.
9475 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9476 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9477 mainly on signed/unsigned long long and double.
9479 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9482 * combine.c (delete_noop_moves): Convert to "bool" return,
9483 returning true if any edges are eliminated.
9484 (combine_instructions): Also return true if delete_noop_moves
9487 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9489 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9490 correct max nunits for endian swap.
9491 (aarch64_expand_fcmla_builtin): Correct subreg code.
9492 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9493 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9496 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9498 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9499 Handle split indirect COMPLEX_TYPE arguments.
9501 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9504 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9505 bit is set by add and compare.
9506 (CC_ADC): New CC_MODE.
9507 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9508 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9509 comparison. Add detection for CC_ADCmode.
9510 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9512 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9513 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9514 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9515 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9516 to eliminate the need for zero-extending the operands.
9517 (add<mode>3_compareC_imm): Delete. Merge into ...
9518 (add<mode>3_compareC): ... this. Restructure the comparison to
9519 eliminate the need for zero-extending the operands.
9520 (add<mode>3_carryin): Use LTU for the overflow detection.
9521 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9522 Reexpress comparison for overflow.
9523 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9524 (add<mode>3_carryinC): Likewise.
9525 (add<mode>3_carryinV): Use LTU for carry between partials.
9526 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9527 handling of CC_Cmode and add CC_ADCmode.
9528 (aarch64_borrow_operation): Likewise.
9530 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9532 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9533 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9534 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9535 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9537 2019-01-16 Martin Liska <mliska@suse.cz>
9539 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9541 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9543 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9544 (path_prefix_reset): Move up in the source file.
9545 (find_fortran_preinclude_file): Make complex search for the
9546 fortran header files.
9548 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9550 * godump.c (go_output_typedef): When outputting a typedef, refer
9551 to the underlying type by its name and not its structure.
9553 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9556 * tree.c (build_function_type): Assert that arg_types is not
9559 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9562 * doc/extend.texi: Document that listing the stack pointer in the
9563 clobber list of an asm is a deprecated feature.
9564 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9565 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9566 warning instead of an error for clobbers of the stack pointer.
9567 Add a note explaining why.
9569 2019-01-15 Richard Biener <rguenther@suse.de>
9572 * dwarf2out.c (gen_member_die): Do not generate inheritance
9575 2019-01-15 Richard Biener <rguenther@suse.de>
9577 PR tree-optimization/88855
9578 * tree-if-conv.c (combine_blocks): Collect
9579 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9581 2019-01-15 Tom de Vries <tdevries@suse.de>
9584 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9585 lhs == NULL_TREE for gang-level reduction.
9587 2019-01-15 Richard Biener <rguenther@suse.de>
9588 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9591 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9592 return true if SSA_NAME is already marked in visited bitmap.
9593 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9595 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9597 PR tree-optimization/88775
9598 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9599 equal == 0 equality pointer comparisons some more if compared in
9600 integral types and either one points to an automatic var and the
9601 other to a global, or we can prove at least one points to the middle
9602 or both point to start or both point to end.
9604 2019-01-14 Andi Kleen <ak@linux.intel.com>
9606 * Makefile.in: Lower autofdo sampling rate by 10x.
9607 * Makefile.tpl: Dito.
9609 2019-01-14 Tom Honermann <tom@honermann.net>
9611 * defaults.h: Define CHAR8_TYPE.
9613 2019-01-14 Martin Sebor <msebor@redhat.com>
9616 * doc/extend.texi (Darwin Format Checks): Clarify.
9618 2019-01-14 Richard Biener <rguenther@suse.de>
9620 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9621 whether we are in (simplify ...) or (match ...) context.
9623 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9625 PR rtl-optimization/88796
9626 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9627 * cfgexpand.c (stack_protect_prologue): Initialize
9628 crtl->stack_protect_guard_decl.
9629 * function.c (stack_protect_epilogue): Use it instead of calling
9630 targetm.stack_protect_guard again.
9631 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9632 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9633 crtl->stack_protect_guard_decl.
9634 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9635 on the returned MEM_EXPR.
9637 2019-01-12 Tom de Vries <tdevries@suse.de>
9639 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9640 vector length using -fopenacc-dim.
9642 2019-01-12 Tom de Vries <tdevries@suse.de>
9644 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9645 lengths into account.
9647 2019-01-12 Svante Signell <svante.signell@gmail.com>
9649 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9650 (TARGET_CAN_SPLIT_STACK): Define.
9651 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9653 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9655 * params.def (inline-unit-growth): Set to 40.
9657 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9659 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9661 2019-01-12 Tom de Vries <tdevries@suse.de>
9663 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9664 region calling vector-partitionable routine, set default_vector_length
9667 2019-01-12 Tom de Vries <tdevries@suse.de>
9669 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9670 variable default_vector_length.
9672 2019-01-12 Tom de Vries <tdevries@suse.de>
9675 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9676 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9679 2019-01-12 Tom de Vries <tdevries@suse.de>
9681 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9682 (nvptx_goacc_validate_dims): Add used parameter.
9683 * doc/tm.texi: Regenerate.
9684 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9685 argument to call to targetm.goacc.validate_dims.
9686 (default_goacc_validate_dims): Add used
9688 * target.def (validate_dims): Add used parameter in DEFHOOK.
9689 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9691 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9695 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9697 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9698 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9699 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9700 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9702 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9704 PR rtl-optimization/87305
9706 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9707 for little endian pseudos used as paradoxical subreg.
9709 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9711 PR tree-optimization/88693
9712 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9713 for STRING_CSTs that don't contain any NUL characters in the first
9714 TREE_STRING_LENGTH bytes.
9716 2019-01-11 Alan Modra <amodra@gmail.com>
9720 * genattrtab.c (min_fn): Don't translate values.
9721 (min_attr_value): Return INT_MAX when the value can't be calculated.
9722 Return minimum among any values that can be calculated.
9723 (max_attr_value): Adjust.
9725 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9727 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9729 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9731 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9732 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9733 (aarch64_return_call_with_max_clobbers): New function.
9734 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9735 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9737 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9738 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9739 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9740 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9741 * cselib.c (cselib_process_insn): Add argument to
9742 targetm.hard_regno_call_part_clobbered call.
9743 * ira-conflicts.c (ira_build_conflicts): Ditto.
9744 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9745 * lra-constraints.c (inherit_reload_reg): Ditto.
9746 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9747 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9748 argument. Call targetm.return_call_with_max_clobbers.
9749 Add argument to targetm.hard_regno_call_part_clobbered call.
9750 (calls_have_same_clobbers_p): New function.
9751 (process_bb_lives): Add call_insn and last_call_insn variables.
9752 Pass call_insn to check_pseudos_live_through_calls.
9753 Modify if stmt to check targetm.return_call_with_max_clobbers.
9754 Update setting of flush variable.
9755 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9757 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9758 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9759 targetm.hard_regno_call_part_clobbered call.
9760 * reginfo.c (choose_hard_reg_mode): Ditto.
9761 * regrename.c (check_new_reg_p): Ditto.
9762 * reload.c (find_equiv_reg): Ditto.
9763 * reload1.c (emit_reload_insns): Ditto.
9764 * sched-deps.c (deps_analyze_insn): Ditto.
9765 * sel-sched.c (init_regs_for_mode): Ditto.
9766 (mark_unavailable_hard_regs): Ditto.
9767 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9768 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9769 (return_call_with_max_clobbers): New target function.
9770 * doc/tm.texi: Regenerate.
9771 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9772 * hooks.c (hook_bool_uint_mode_false): Change to
9773 hook_bool_insn_uint_mode_false.
9774 * hooks.h (hook_bool_uint_mode_false): Ditto.
9776 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9778 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9779 (aarch64_remove_extra_call_preserved_regs): New function.
9780 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9781 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9782 * doc/tm.texi: Regenerate.
9783 * final.c (get_call_reg_set_usage): Call new hook.
9784 * target.def (remove_extra_call_preserved_regs): New hook.
9785 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9786 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9788 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9791 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9792 inside of pass_combine_1 dump rather than pass_profile_1.
9794 2019-01-11 Tom de Vries <tdevries@suse.de>
9796 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9797 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9798 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9799 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9802 2019-01-11 Tom de Vries <tdevries@suse.de>
9804 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9806 2019-01-11 Jan Beulich <jbeulich@suse.com>
9808 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9809 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9810 sse2_cvtsi2sd): Add {l}.
9811 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9814 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9817 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9819 (*float<floatunssuffix>v2div2sf2): New define_insn.
9820 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9821 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9822 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9823 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9824 match_operands with "const0_operand" "C".
9826 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9828 * config/aarch64/aarch64-builtins.c
9829 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9830 (aarch64_init_simd_builtins): ...Here
9832 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9834 PR rtl-optimization/87305
9836 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9837 allocation for big endian pseudos used as paradoxical subregs and
9838 spill them if it is wrong.
9839 * lra-constraints.c (lra_constraints): Add a comment.
9841 2019-01-10 Richard Biener <rguenther@suse.de>
9843 PR tree-optimization/88792
9844 * tree-ssa-pre.c (get_representative_for): Do not return a
9847 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9851 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9852 (assign_parm_setup_block): Do the argument slot realignment here
9855 2019-01-10 Stefan Agner <stefan@agner.ch>
9858 * config/arm/arm.c (arm_option_override_internal): Force
9859 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9861 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9864 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9867 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9869 * config/arm/arm-builtins.c
9870 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9871 (MAC_LANE_PAIR_QUALIFIERS): New.
9872 (arm_expand_builtin_args): Use it.
9873 (arm_expand_builtin_1): Likewise.
9874 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9875 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9876 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9877 * config/arm/arm_neon.h:
9878 (vcadd_rot90_f16): New.
9879 (vcaddq_rot90_f16): New.
9880 (vcadd_rot270_f16): New.
9881 (vcaddq_rot270_f16): New.
9884 (vcmla_lane_f16): New.
9885 (vcmla_laneq_f16): New.
9886 (vcmlaq_lane_f16): New.
9887 (vcmlaq_laneq_f16): New.
9888 (vcmla_rot90_f16): New.
9889 (vcmlaq_rot90_f16): New.
9890 (vcmla_rot90_lane_f16): New.
9891 (vcmla_rot90_laneq_f16): New.
9892 (vcmlaq_rot90_lane_f16): New.
9893 (vcmlaq_rot90_laneq_f16): New.
9894 (vcmla_rot180_f16): New.
9895 (vcmlaq_rot180_f16): New.
9896 (vcmla_rot180_lane_f16): New.
9897 (vcmla_rot180_laneq_f16): New.
9898 (vcmlaq_rot180_lane_f16): New.
9899 (vcmlaq_rot180_laneq_f16): New.
9900 (vcmla_rot270_f16): New.
9901 (vcmlaq_rot270_f16): New.
9902 (vcmla_rot270_lane_f16): New.
9903 (vcmla_rot270_laneq_f16): New.
9904 (vcmlaq_rot270_lane_f16): New.
9905 (vcmlaq_rot270_laneq_f16): New.
9906 (vcadd_rot90_f32): New.
9907 (vcaddq_rot90_f32): New.
9908 (vcadd_rot270_f32): New.
9909 (vcaddq_rot270_f32): New.
9912 (vcmla_lane_f32): New.
9913 (vcmla_laneq_f32): New.
9914 (vcmlaq_lane_f32): New.
9915 (vcmlaq_laneq_f32): New.
9916 (vcmla_rot90_f32): New.
9917 (vcmlaq_rot90_f32): New.
9918 (vcmla_rot90_lane_f32): New.
9919 (vcmla_rot90_laneq_f32): New.
9920 (vcmlaq_rot90_lane_f32): New.
9921 (vcmlaq_rot90_laneq_f32): New.
9922 (vcmla_rot180_f32): New.
9923 (vcmlaq_rot180_f32): New.
9924 (vcmla_rot180_lane_f32): New.
9925 (vcmla_rot180_laneq_f32): New.
9926 (vcmlaq_rot180_lane_f32): New.
9927 (vcmlaq_rot180_laneq_f32): New.
9928 (vcmla_rot270_f32): New.
9929 (vcmlaq_rot270_f32): New.
9930 (vcmla_rot270_lane_f32): New.
9931 (vcmla_rot270_laneq_f32): New.
9932 (vcmlaq_rot270_lane_f32): New.
9933 (vcmlaq_rot270_laneq_f32): New.
9934 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9935 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9936 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9937 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9938 vcmlaq_lane270): New.
9939 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9940 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9941 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9942 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9943 (arm_option_reconfigure_globals): Use them.
9944 * config/arm/iterators.md (VDF, VQ_HSF): New.
9945 (VCADD, VCMLA): New.
9946 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9947 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9949 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9950 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9952 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9954 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9955 Add qualifier_lane_pair_index.
9956 (emit-rtl.h): Include.
9957 (TYPES_QUADOP_LANE_PAIR): New.
9958 (aarch64_simd_expand_args): Use it.
9959 (aarch64_simd_expand_builtin): Likewise.
9960 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9962 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9963 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9964 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9965 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9966 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9967 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9968 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9969 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9970 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9971 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9972 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9973 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9974 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9975 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9976 Add __ARM_FEATURE_COMPLEX.
9977 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9978 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9979 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9980 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9981 fcmlaq_lane270): New.
9982 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9983 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9984 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9985 * config/aarch64/arm_neon.h:
9986 (vcadd_rot90_f16): New.
9987 (vcaddq_rot90_f16): New.
9988 (vcadd_rot270_f16): New.
9989 (vcaddq_rot270_f16): New.
9992 (vcmla_lane_f16): New.
9993 (vcmla_laneq_f16): New.
9994 (vcmlaq_lane_f16): New.
9995 (vcmlaq_rot90_lane_f16): New.
9996 (vcmla_rot90_laneq_f16): New.
9997 (vcmla_rot90_lane_f16): New.
9998 (vcmlaq_rot90_f16): New.
9999 (vcmla_rot90_f16): New.
10000 (vcmlaq_laneq_f16): New.
10001 (vcmla_rot180_laneq_f16): New.
10002 (vcmla_rot180_lane_f16): New.
10003 (vcmlaq_rot180_f16): New.
10004 (vcmla_rot180_f16): New.
10005 (vcmlaq_rot90_laneq_f16): New.
10006 (vcmlaq_rot270_laneq_f16): New.
10007 (vcmlaq_rot270_lane_f16): New.
10008 (vcmla_rot270_laneq_f16): New.
10009 (vcmlaq_rot270_f16): New.
10010 (vcmla_rot270_f16): New.
10011 (vcmlaq_rot180_laneq_f16): New.
10012 (vcmlaq_rot180_lane_f16): New.
10013 (vcmla_rot270_lane_f16): New.
10014 (vcadd_rot90_f32): New.
10015 (vcaddq_rot90_f32): New.
10016 (vcaddq_rot90_f64): New.
10017 (vcadd_rot270_f32): New.
10018 (vcaddq_rot270_f32): New.
10019 (vcaddq_rot270_f64): New.
10023 (vcmla_lane_f32): New.
10024 (vcmla_laneq_f32): New.
10025 (vcmlaq_lane_f32): New.
10026 (vcmlaq_laneq_f32): New.
10027 (vcmla_rot90_f32): New.
10028 (vcmlaq_rot90_f32): New.
10029 (vcmlaq_rot90_f64): New.
10030 (vcmla_rot90_lane_f32): New.
10031 (vcmla_rot90_laneq_f32): New.
10032 (vcmlaq_rot90_lane_f32): New.
10033 (vcmlaq_rot90_laneq_f32): New.
10034 (vcmla_rot180_f32): New.
10035 (vcmlaq_rot180_f32): New.
10036 (vcmlaq_rot180_f64): New.
10037 (vcmla_rot180_lane_f32): New.
10038 (vcmla_rot180_laneq_f32): New.
10039 (vcmlaq_rot180_lane_f32): New.
10040 (vcmlaq_rot180_laneq_f32): New.
10041 (vcmla_rot270_f32): New.
10042 (vcmlaq_rot270_f32): New.
10043 (vcmlaq_rot270_f64): New.
10044 (vcmla_rot270_lane_f32): New.
10045 (vcmla_rot270_laneq_f32): New.
10046 (vcmlaq_rot270_lane_f32): New.
10047 (vcmlaq_rot270_laneq_f32): New.
10048 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
10049 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
10050 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
10051 (FCADD, FCMLA): New.
10053 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
10055 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10059 * config/pa/pa.c: Change "can not" to "cannot".
10060 * gimple-ssa-evrp-analyze.c: Likewise.
10061 * ipa-icf.c: Likewise.
10062 * ipa-polymorphic-call.c: Likewise.
10063 * ipa-pure-const.c: Likewise.
10064 * lra-constraints.c: Likewise.
10065 * lra-remat.c: Likewise.
10066 * reload1.c: Likewise.
10067 * reorg.c: Likewise.
10068 * tree-ssa-uninit.c: Likewise.
10070 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10074 * Makefile.in: Mechanically replace "can not" with "cannot".
10075 * alias.c: Likewise.
10076 * builtins.c: Likewise.
10077 * calls.c: Likewise.
10078 * cgraph.c: Likewise.
10079 * cgraph.h: Likewise.
10080 * cgraphclones.c: Likewise.
10081 * cgraphunit.c: Likewise.
10082 * combine-stack-adj.c: Likewise.
10083 * combine.c: Likewise.
10084 * common/config/i386/i386-common.c: Likewise.
10085 * config/aarch64/aarch64.c: Likewise.
10086 * config/alpha/sync.md: Likewise.
10087 * config/arc/arc.c: Likewise.
10088 * config/arc/predicates.md: Likewise.
10089 * config/arm/arm-c.c: Likewise.
10090 * config/arm/arm.c: Likewise.
10091 * config/arm/arm.h: Likewise.
10092 * config/arm/arm.md: Likewise.
10093 * config/arm/cortex-r4f.md: Likewise.
10094 * config/csky/csky.c: Likewise.
10095 * config/csky/csky.h: Likewise.
10096 * config/darwin-f.c: Likewise.
10097 * config/epiphany/epiphany.md: Likewise.
10098 * config/i386/i386.c: Likewise.
10099 * config/i386/sol2.h: Likewise.
10100 * config/m68k/m68k.c: Likewise.
10101 * config/mcore/mcore.h: Likewise.
10102 * config/microblaze/microblaze.md: Likewise.
10103 * config/mips/20kc.md: Likewise.
10104 * config/mips/sb1.md: Likewise.
10105 * config/nds32/nds32.c: Likewise.
10106 * config/nds32/predicates.md: Likewise.
10107 * config/pa/pa.c: Likewise.
10108 * config/rs6000/e300c2c3.md: Likewise.
10109 * config/rs6000/rs6000.c: Likewise.
10110 * config/s390/s390.h: Likewise.
10111 * config/sh/sh.c: Likewise.
10112 * config/sh/sh.md: Likewise.
10113 * config/spu/vmx2spu.h: Likewise.
10114 * cprop.c: Likewise.
10115 * dbxout.c: Likewise.
10116 * df-scan.c: Likewise.
10117 * doc/cfg.texi: Likewise.
10118 * doc/extend.texi: Likewise.
10119 * doc/fragments.texi: Likewise.
10120 * doc/gty.texi: Likewise.
10121 * doc/invoke.texi: Likewise.
10122 * doc/lto.texi: Likewise.
10123 * doc/md.texi: Likewise.
10124 * doc/objc.texi: Likewise.
10125 * doc/rtl.texi: Likewise.
10126 * doc/tm.texi: Likewise.
10128 * emit-rtl.c: Likewise.
10129 * emit-rtl.h: Likewise.
10130 * except.c: Likewise.
10131 * expmed.c: Likewise.
10132 * expr.c: Likewise.
10133 * fold-const.c: Likewise.
10134 * genautomata.c: Likewise.
10135 * gimple-fold.c: Likewise.
10136 * hard-reg-set.h: Likewise.
10137 * ifcvt.c: Likewise.
10138 * ipa-comdats.c: Likewise.
10139 * ipa-cp.c: Likewise.
10140 * ipa-devirt.c: Likewise.
10141 * ipa-fnsummary.c: Likewise.
10142 * ipa-icf.c: Likewise.
10143 * ipa-inline-transform.c: Likewise.
10144 * ipa-inline.c: Likewise.
10145 * ipa-polymorphic-call.c: Likewise.
10146 * ipa-profile.c: Likewise.
10147 * ipa-prop.c: Likewise.
10148 * ipa-pure-const.c: Likewise.
10149 * ipa-reference.c: Likewise.
10150 * ipa-split.c: Likewise.
10151 * ipa-visibility.c: Likewise.
10153 * ira-build.c: Likewise.
10154 * ira-color.c: Likewise.
10155 * ira-conflicts.c: Likewise.
10156 * ira-costs.c: Likewise.
10157 * ira-int.h: Likewise.
10158 * ira-lives.c: Likewise.
10161 * loop-invariant.c: Likewise.
10162 * loop-unroll.c: Likewise.
10163 * lower-subreg.c: Likewise.
10164 * lra-assigns.c: Likewise.
10165 * lra-constraints.c: Likewise.
10166 * lra-eliminations.c: Likewise.
10167 * lra-lives.c: Likewise.
10168 * lra-remat.c: Likewise.
10169 * lra-spills.c: Likewise.
10171 * lto-cgraph.c: Likewise.
10172 * lto-streamer-out.c: Likewise.
10173 * postreload-gcse.c: Likewise.
10174 * predict.c: Likewise.
10175 * profile-count.h: Likewise.
10176 * profile.c: Likewise.
10177 * recog.c: Likewise.
10179 * reload.c: Likewise.
10180 * reload1.c: Likewise.
10181 * reorg.c: Likewise.
10182 * resource.c: Likewise.
10183 * rtl.def: Likewise.
10185 * rtlanal.c: Likewise.
10186 * sched-deps.c: Likewise.
10187 * sched-ebb.c: Likewise.
10188 * sched-rgn.c: Likewise.
10189 * sel-sched-ir.c: Likewise.
10190 * sel-sched.c: Likewise.
10191 * shrink-wrap.c: Likewise.
10192 * simplify-rtx.c: Likewise.
10193 * symtab.c: Likewise.
10194 * target.def: Likewise.
10195 * toplev.c: Likewise.
10196 * tree-call-cdce.c: Likewise.
10197 * tree-cfg.c: Likewise.
10198 * tree-complex.c: Likewise.
10199 * tree-core.h: Likewise.
10200 * tree-eh.c: Likewise.
10201 * tree-inline.c: Likewise.
10202 * tree-loop-distribution.c: Likewise.
10203 * tree-nrv.c: Likewise.
10204 * tree-profile.c: Likewise.
10205 * tree-sra.c: Likewise.
10206 * tree-ssa-alias.c: Likewise.
10207 * tree-ssa-dce.c: Likewise.
10208 * tree-ssa-dom.c: Likewise.
10209 * tree-ssa-forwprop.c: Likewise.
10210 * tree-ssa-loop-im.c: Likewise.
10211 * tree-ssa-loop-ivcanon.c: Likewise.
10212 * tree-ssa-loop-ivopts.c: Likewise.
10213 * tree-ssa-loop-niter.c: Likewise.
10214 * tree-ssa-phionlycprop.c: Likewise.
10215 * tree-ssa-phiopt.c: Likewise.
10216 * tree-ssa-propagate.c: Likewise.
10217 * tree-ssa-threadedge.c: Likewise.
10218 * tree-ssa-threadupdate.c: Likewise.
10219 * tree-ssa-uninit.c: Likewise.
10220 * tree-ssanames.c: Likewise.
10221 * tree-streamer-out.c: Likewise.
10222 * tree.c: Likewise.
10223 * tree.h: Likewise.
10224 * vr-values.c: Likewise.
10226 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
10228 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
10229 (ix86_split_xorsign): Ditto.
10230 * config/i386/i386.c (ix86_expand_xorsign): New function.
10231 (ix86_split_xorsign): Ditto.
10232 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
10233 (xorsign<mode>3): New expander.
10234 (xorsign<mode>3_1): New insn_and_split pattern.
10235 * config/i386/sse.md (xorsign<mode>3): New expander.
10237 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10239 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
10240 (*tablejump_sp64): Likewise.
10241 (*tablejump<P:mode>): ...this.
10242 (*call_address_sp32): Merge into...
10243 (*call_address_sp64): Likewise.
10244 (*call_address<P:mode>): ...this.
10245 (*call_symbolic_sp32): Merge into...
10246 (*call_symbolic_sp64): Likewise.
10247 (*call_symbolic<P:mode>): ...this.
10248 (call_value): Remove constraint and add predicate.
10249 (*call_value_address_sp32): Merge into...
10250 (*call_value_address_sp64): Likewise.
10251 (*call_value_address<P:mode>): ...this.
10252 (*call_value_symbolic_sp32): Merge into...
10253 (*call_value_symbolic_sp64): Likewise.
10254 (*call_value_symbolic<P:mode>): ...this.
10255 (*sibcall_symbolic_sp32): Merge into...
10256 (*sibcall_symbolic_sp64): Likewise.
10257 (*sibcall_symbolic<P:mode>): ...this.
10258 (sibcall_value): Remove constraint and add predicate.
10259 (*sibcall_value_symbolic_sp32): Merge into...
10260 (*sibcall_value_symbolic_sp64): Likewise.
10261 (*sibcall_value_symbolic<P:mode>): ...this.
10262 (window_save): Minor tweak.
10263 (*branch_sp32): Merge into...
10264 (*branch_sp64): Likewise.
10265 (*branch<P:mode>): ...this.
10267 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10268 James Clarke <jrtc27@jrtc27.com>
10271 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10272 consistently in TLS address generation and adjust code to the renaming
10273 of patterns. Mark calls to __tls_get_addr as const.
10274 * config/sparc/sparc.md (tgd_hi22): Turn into...
10275 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10276 (tgd_lo10): Turn into...
10277 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10278 (tgd_add32): Merge into...
10279 (tgd_add64): Likewise.
10280 (tgd_add<P:mode>): ...this and use Pmode throughout.
10281 (tldm_hi22): Turn into...
10282 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10283 (tldm_lo10): Turn into...
10284 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10285 (tldm_add32): Merge into...
10286 (tldm_add64): Likewise.
10287 (tldm_add<P:mode>): ...this and use Pmode throughout.
10288 (tldm_call32): Merge into...
10289 (tldm_call64): Likewise.
10290 (tldm_call<P:mode>): ...this and use Pmode throughout.
10291 (tldo_hix22): Turn into...
10292 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10293 (tldo_lox10): Turn into...
10294 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10295 (tldo_add32): Merge into...
10296 (tldo_add64): Likewise.
10297 (tldo_add<P:mode>): ...this and use Pmode throughout.
10298 (tie_hi22): Turn into...
10299 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10300 (tie_lo10): Turn into...
10301 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10302 (tie_ld64): Use DImode throughout.
10303 (tie_add32): Merge into...
10304 (tie_add64): Likewise.
10305 (tie_add<P:mode>): ...this and use Pmode throughout.
10306 (tle_hix22_sp32): Merge into...
10307 (tle_hix22_sp64): Likewise.
10308 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10309 (tle_lox22_sp32): Merge into...
10310 (tle_lox22_sp64): Likewise.
10311 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10312 (*tldo_ldub_sp32): Merge into...
10313 (*tldo_ldub_sp64): Likewise.
10314 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10315 (*tldo_ldub1_sp32): Merge into...
10316 (*tldo_ldub1_sp64): Likewise.
10317 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10318 (*tldo_ldub2_sp32): Merge into...
10319 (*tldo_ldub2_sp64): Likewise.
10320 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10321 (*tldo_ldsb1_sp32): Merge into...
10322 (*tldo_ldsb1_sp64): Likewise.
10323 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10324 (*tldo_ldsb2_sp32): Merge into...
10325 (*tldo_ldsb2_sp64): Likewise.
10326 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10327 (*tldo_ldub3_sp64): Use DImode throughout.
10328 (*tldo_ldsb3_sp64): Likewise.
10329 (*tldo_lduh_sp32): Merge into...
10330 (*tldo_lduh_sp64): Likewise.
10331 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10332 (*tldo_lduh1_sp32): Merge into...
10333 (*tldo_lduh1_sp64): Likewise.
10334 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10335 (*tldo_ldsh1_sp32): Merge into...
10336 (*tldo_ldsh1_sp64): Likewise.
10337 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10338 (*tldo_lduh2_sp64): Use DImode throughout.
10339 (*tldo_ldsh2_sp64): Likewise.
10340 (*tldo_lduw_sp32): Merge into...
10341 (*tldo_lduw_sp64): Likewise.
10342 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10343 (*tldo_lduw1_sp64): Use DImode throughout.
10344 (*tldo_ldsw1_sp64): Likewise.
10345 (*tldo_ldx_sp64): Likewise.
10346 (*tldo_stb_sp32): Merge into...
10347 (*tldo_stb_sp64): Likewise.
10348 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10349 (*tldo_sth_sp32): Merge into...
10350 (*tldo_sth_sp64): Likewise.
10351 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10352 (*tldo_stw_sp32): Merge into...
10353 (*tldo_stw_sp64): Likewise.
10354 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10355 (*tldo_stx_sp64): Use DImode throughout.
10357 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10359 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10360 check configure option to set BTI and Return Address Signing.
10361 * configure.ac: Add --enable-standard-branch-protection and
10362 --disable-standard-branch-protection.
10363 * configure: Regenerated.
10364 * doc/install.texi: Document the same.
10366 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10367 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10369 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10370 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10371 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10373 * config/aarch64/aarch64-bti-insert.c: New file.
10374 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10376 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10378 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10379 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10380 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10381 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10383 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10385 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10386 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10387 Disable bti for -mbranch-protection=none.
10388 (aarch64_handle_standard_branch_protection): Enable bti for
10389 -mbranch-protection=standard.
10390 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10391 -mbranch-protection.
10392 (aarch64_bti_enabled): Check if bti is enabled.
10393 * config/aarch64/aarch64.opt: Declare target variable.
10394 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10396 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10398 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10399 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10400 (aarch64_expand_epilogue): Likewise.
10401 (aarch64_output_mi_thunk): Likewise
10402 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10403 TAILCALL_ADDR_REGS to x16 and x17.
10404 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10406 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10408 * config/aarch64/aarch64-option-extensions.def: Define
10409 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10410 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10411 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10412 (AARCH64_FL_PREDRES): New.
10413 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10414 AARCH64_FL_PREDRES by default.
10415 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10417 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10419 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10421 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10422 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10423 * doc/invoke.texi: Document ARMv8.5-A.
10425 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10427 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10428 (xorsign<mode>3): Likewise.
10430 2019-01-09 Jelinek <jakub@redhat.com>
10432 PR middle-end/88758
10433 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10434 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10436 PR rtl-optimization/88331
10437 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10438 not currently_expanding_to_rtl.
10440 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10442 * doc/invoke.texi (-Os): Remove trailing spaces.
10443 (-finline-functions): Remove reference to -O2.
10445 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10447 PR rtl-optimization/79593
10448 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10450 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10451 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10453 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10456 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10460 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10461 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10463 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10466 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10467 ix86_avx_u128_mode_entry.
10469 2019-01-08 Martin Liska <mliska@suse.cz>
10471 PR tree-optimization/88753
10472 * tree-switch-conversion.c (switch_conversion::build_one_array):
10473 Come up with local variable constructor. Convert first to
10474 type of constructor values.
10476 2019-01-08 Richard Biener <rguenther@suse.de>
10478 PR tree-optimization/86554
10479 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10480 rpo_avail): Move earlier.
10481 (visit_nary_op): When value-numbering to expressions
10482 with different overflow behavior make sure there's an
10483 available expression on the path.
10485 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10487 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10488 aarch64_parse_branch_protection,
10489 struct aarch64_branch_protect_type,
10490 aarch64_handle_no_branch_protection,
10491 aarch64_handle_standard_branch_protection,
10492 aarch64_validate_mbranch_protection,
10493 aarch64_handle_pac_ret_protection,
10494 aarch64_handle_attr_branch_protection,
10495 accepted_branch_protection_string,
10496 aarch64_pac_ret_subtypes,
10497 aarch64_branch_protect_types,
10498 aarch64_handle_pac_ret_leaf): Define.
10499 (aarch64_override_options_after_change_1, aarch64_override_options):
10500 Add check for accepted_branch_protection_string.
10501 (aarch64_option_save): Save accepted_branch_protection_string.
10502 (aarch64_option_restore): Save accepted_branch_protection_string.
10503 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10504 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10505 msign-return-address.
10506 * doc/invoke.texi: Add mbranch-protection.
10508 2019-01-08 Alan Modra <amodra@gmail.com>
10511 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10512 Delete "unknownp" parameter. Adjust callers. Handle
10513 CONST_INT, PLUS, MINUS, and MULT.
10514 (attr_value_aligned): Renamed from or_attr_value.
10515 (min_attr_value): Return INT_MIN for unhandled rtl case..
10516 (min_fn): ..and translate to INT_MAX here.
10517 (write_length_unit_log): Modify to cope without "unknown".
10518 (write_attr_value): Handle IF_THEN_ELSE.
10520 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10522 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10523 optimization for masked stores.
10525 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10527 PR middle-end/88567
10528 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10529 output vector directly to duplicate_and_interleave instead of
10530 going through a temporary. Postpone insertion of ctor_seq to
10531 the end of the loop.
10533 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10536 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10537 unsigned_p. Handle signed and unsigned overflow correction as
10539 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10541 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10543 (add<mode>3_compareV_imm): Make this callable for expanding.
10544 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10545 aarch64_plus_operand for operand 2.
10546 (subv<GPI:mode>_insn): New insn pattern.
10547 (subv<GPI:mode>_imm): Likewise.
10548 (negv<GPI:mode>3): New expand pattern.
10549 (negv<GPI:mode>_insn): New insn pattern.
10550 (negv<GPI:mode>_cmp_only): Likewise.
10551 (cmpv<GPI:mode>_insn): Likewise.
10552 (subvti4): Use register_operand for operand 1. Update call to
10553 aarch64_expand_subvti.
10554 (usubvti4): Likewise.
10555 (negvti3): New expand pattern.
10556 (negdi_carryout): New insn pattern.
10557 (negvdi_carryinV): New insn pattern.
10558 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10559 version the named version.
10560 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10562 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10564 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10566 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10567 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10568 (sub<mode>3_carryinCV): Delete.
10569 (sub<GPI:mode>3_carryinV): New expand pattern.
10570 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10572 2019-01-07 Richard Biener <rguenther@suse.de>
10574 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10575 of tree_operand_hash.
10577 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10579 PR tree-optimization/88598
10580 * tree.h (single_nonzero_element): Declare.
10581 * tree.c (single_nonzero_element): New function.
10582 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10583 if I is the only nonzero element of CST.
10585 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10587 PR tree-optimization/88598
10588 * tree.h (initializer_each_zero_or_onep): Declare.
10589 * tree.c (initializer_each_zero_or_onep): New function.
10590 (signed_or_unsigned_type_for): Handle float types too.
10591 (unsigned_type_for, signed_type_for): Update comments accordingly.
10592 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10593 x & { 0 or -1, 0 or -1, ... }.
10595 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10597 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10598 with x86_64-pc-linux-gnu.
10600 2019-01-07 Tom de Vries <tdevries@suse.de>
10603 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10605 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10608 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10610 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10611 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10612 TARGET_AVX512F as condition.
10615 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10616 const_not_ok_for_debug_p target hook.
10617 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10618 on UNSPEC and subexpressions thereof if all subexpressions of the
10619 UNSPEC are CONSTANT_P.
10621 PR tree-optimization/88676
10622 * tree-ssa-phiopt.c (two_value_replacement): New function.
10623 (tree_ssa_phiopt_worker): Call it.
10626 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10627 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10630 * tree-vect-generic.c: Include insn-config.h and recog.h.
10631 (expand_vector_piecewise): Add defaulted ret_type argument,
10632 if non-NULL, use that in preference to type for the result type.
10633 (expand_vector_parallel): Formatting fix.
10634 (do_vec_conversion, do_vec_narrowing_conversion,
10635 expand_vector_conversion): New functions.
10636 (expand_vector_operations_1): Call expand_vector_conversion
10637 for VEC_CONVERT ifn calls.
10638 * internal-fn.def (VEC_CONVERT): New internal function.
10639 * internal-fn.c (expand_VEC_CONVERT): New function.
10640 * fold-const-call.c (fold_const_vec_convert): New function.
10641 (fold_const_call): Use it for CFN_VEC_CONVERT.
10642 * doc/extend.texi (__builtin_convertvector): Document.
10644 2019-01-07 Tom de Vries <tdevries@suse.de>
10646 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10647 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10648 vector_red_partition, vector_red_sym): New global variables.
10649 (nvptx_option_override): Initialize vector_red_sym.
10650 (nvptx_declare_function_name): Restore red_partition register.
10651 (nvptx_file_end): Emit code to declare the vector reduction variables.
10652 (nvptx_output_red_partition): New function.
10653 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10654 large vector reductions.
10655 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10656 (nvptx_init_builtins): Add VECTOR_ADDR.
10657 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10658 Handle nvptx_expand_shared_addr.
10659 (nvptx_get_shared_red_addr): Add vector argument and handle large
10661 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10663 (nvptx_goacc_reduction_init): Likewise.
10664 (nvptx_goacc_reduction_fini): Likewise.
10665 (nvptx_goacc_reduction_teardown): Likewise.
10666 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10667 init,fini,teardown}.
10668 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10669 (nvptx_set_current_function): Init vector_red_partition.
10670 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10671 (nvptx_red_partition): New insn.
10672 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10674 2019-01-07 Tom de Vries <tdevries@suse.de>
10677 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10680 2019-01-07 Tom de Vries <tdevries@suse.de>
10682 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10683 (nvptx_option_override): Init oacc_bcast_partition.
10684 (nvptx_init_oacc_workers): New function.
10685 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10686 (nvptx_needs_shared_bcast): New function.
10687 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10688 to propagate state.
10689 (nvptx_shared_propagate): Initialize vector bcast partition and
10690 synchronization state.
10691 (nvptx_single): Generalize to enable vectors to use shared-memory
10692 to propagate state.
10693 (nvptx_process_pars): Likewise.
10694 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10695 * config/nvptx/nvptx.h (struct machine_function): Add
10696 bcast_partition and sync_bar members.
10698 2019-01-07 Tom de Vries <tdevries@suse.de>
10700 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10701 (nvptx_apply_dim_limits): New function.
10702 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10705 2019-01-07 Tom de Vries <tdevries@suse.de>
10707 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10708 as late as possible.
10710 2019-01-07 Tom de Vries <tdevries@suse.de>
10712 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10713 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10714 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10715 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10716 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10718 2019-01-07 Tom de Vries <tdevries@suse.de>
10720 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10722 2019-01-07 Tom de Vries <tdevries@suse.de>
10724 * omp-offload.c (oacc_get_min_dim): New function.
10725 * omp-offload.h (oacc_get_min_dim): Declare.
10727 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10730 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10731 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10733 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10737 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10739 * ipa-inline.c (edge_badness): Use inlined_time instead of
10740 inline_summaries->get.
10742 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10744 * opts.c (enable_fdo_optimizations): Enable
10745 version-loops-for-strides, loop-interchange, unrol-and-jam
10746 and tree-loop-distribution.
10747 * invoke.texi: Document newly enabled options.
10749 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10751 * doc/invoke.texi (max-inline-insns-small): New parameters.
10752 * ipa-inline.c (want_early_inline_function_p): simplify.
10753 (want_inline_small_function_p): Fix pasto from previous patch;
10754 use max-inline-insns-small bound.
10755 * params.def (max-inline-insns-small): New param.
10756 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10757 variables correctly.
10759 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10761 * doc/invoke.texi: Document max-inline-insns-size,
10762 uninlined-function-insns, uninlined-function-time,
10763 uninlined-thunk-insns and uninlined-thunk-time.
10764 * params.def: Add max-inline-insns-size,
10765 uninlined-function-insns, uninlined-function-time,
10766 uninlined-thunk-insns and uninlined-thunk-time.
10767 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10769 * ipa-inline.c (can_inline_edge_by_limits_p,
10770 want_inline_small_function_p): Use new parameters.
10772 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10774 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10776 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10778 PR middle-end/82564
10780 * expr.c (expand_assignment): For calls returning VLA structures
10781 if to_rtx is not a MEM, force it into a stack temporary.
10784 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10785 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10786 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10787 subexpressions of both operands.
10788 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10789 subrtxes are CONSTANT_P.
10790 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10791 2018-11-09 changes.
10793 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10795 * params.def (hot-bb-count-ws-permille): Set to 990.
10797 2019-01-04 Martin Sebor <msebor@redhat.com>
10800 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10803 2019-01-04 Martin Sebor <msebor@redhat.com>
10806 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10808 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10810 * gdbinit.in: Turn off pagination for the skip commands, restore
10811 it to previous state afterwards.
10813 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10816 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10817 of GET_MODE (opN) as modes of the libcall arguments.
10819 2019-01-04 Jan Beulich <jbeulich@suse.com>
10821 * config/i386/sse.md
10822 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10823 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10824 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10825 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10826 avx512f_vmcmp<mode>3<round_saeonly_name>,
10827 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10828 avx512f_maskcmp<mode>3,
10829 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10830 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10831 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10832 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10833 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10834 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10835 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10836 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10837 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10838 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10839 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10840 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10841 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10842 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10843 avx512cd_maskb_vec_dup<mode>,
10844 avx512cd_maskw_vec_dup<mode>,
10845 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10846 avx512dq_vmfpclass<mode>,
10847 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10850 2019-01-03 Martin Sebor <msebor@redhat.com>
10852 PR tree-optimization/88659
10853 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10855 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10857 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10858 unaligned vsx and avoid lxvd2x/stxvd2x.
10859 (gen_lvx_v4si_move): New function.
10861 2019-01-03 Tom de Vries <tdevries@suse.de>
10863 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10864 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10866 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10868 2019-01-03 Tom de Vries <tdevries@suse.de>
10870 * config/nvptx/nvptx.c (struct offload_attrs): New.
10871 (populate_offload_attrs): New function. Factor mask extraction out of
10872 nvptx_reorg. Add extraction of dimensions.
10873 (nvptx_reorg): Use populate_offload_attrs.
10875 2019-01-03 Tom de Vries <tdevries@suse.de>
10877 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10878 cases for oacc_min_dims_p and routine_p. Add asserts for
10879 oacc_default_dims_p and offload_region_p.
10881 2019-01-03 Tom de Vries <tdevries@suse.de>
10883 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10884 factored out of ...
10885 (nvptx_goacc_validate_dims): ... here.
10887 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10889 PR tree-optimization/85574
10890 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10892 (struct ssa_equip_hash_traits): Declare.
10893 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10895 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10898 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10899 change it to qualified_type.
10901 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10903 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10904 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10906 2019-01-02 Martin Sebor <msebor@redhat.com>
10907 Jeff Law <law@redhat.com>
10909 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10910 (get_range_strlen_tree): Update appropriately.
10912 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10914 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10915 rather than set_range_info.
10916 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10917 maybe_set_strlen_range. Handle potentially boundary crossing
10918 cases more conservatively.
10919 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10920 Call set_strlen_range.
10921 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10923 PR middle-end/88663
10924 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10925 need the flexp argument.
10926 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10927 from calls to get_range_strlen. Update comments. Just update
10928 VAL for an unterminated const char array and let the reset of the
10929 code handle it normally. No longer try to set *flexp. Adjust
10931 (get_range_strlen): Update for the new get_range_strlen API.
10932 (get_maxval_strlen): Similarly.
10933 (gimple_fold_builtin_strlen): Handle update meaning of return value
10934 from get_range_strlen.
10935 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10936 get_range_strlen API.
10938 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10941 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10942 false at WPA time when body was removed.
10944 2019-01-02 Martin Liska <mliska@suse.cz>
10946 PR tree-optimization/88650
10947 * predict.c (set_even_probabilities): Calculate probability
10948 remainer only when really used.
10950 2019-01-02 Richard Biener <rguenther@suse.de>
10952 PR middle-end/88651
10953 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10954 widest_ints when mangling max_stmt_execution results.
10956 2019-01-02 Richard Biener <rguenther@suse.de>
10958 PR tree-optimization/88621
10959 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10960 bitfields when canoncalizing.
10962 2019-01-02 Richard Biener <rguenther@suse.de>
10965 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10966 cost of cheap SSE instruction.
10968 2019-01-02 Richard Biener <rguenther@suse.de>
10971 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10972 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10974 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10975 set after UIDs before splitting them.
10977 2019-01-01 Martin Sebor <msebor@redhat.com>
10978 Jeff Law <law@redhat.com>
10980 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10981 length is optimistic. If it is, then arrange to compute the
10982 conservative length as well.
10984 * gimple-fold.h (get_range_strlen): Update prototype.
10985 * builtins.c (check_access): Update call to get_range_strlen to use
10986 c_strlen_data pointer. Change various variable accesses to instead
10987 pull data from the c_strlen_data structure.
10988 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10989 * calls.c (maybe_warn_nonstring_arg): Likewise.
10990 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10991 minimum length if maximum lengh is unknown.
10992 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10993 that used c_strlen, it's no longer needed. Restructure slightly.
10994 (format_string): Set unlikely range appropriately.
10995 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10997 (get_range_strlen): Accept c_strlen_data pointer for external
10998 call sites as well. Pass through to call to internal get_range_strlen.
10999 Adjust minlen, maxlen and maxbound as needed.
11000 (get_maxval_strlen): Update comments.
11001 (gimple_fold_builtin_strlen): Update call to get_range_strlen
11002 to use c_strlen_data pointer. Change variable accesses to instead
11003 use c_strlen_data data members.
11005 * gimple-fold.c (get_range_strlen): Update prototype.
11006 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
11007 local variables. Use pdata to return information to caller.
11008 Update calls to get_range_strlen. Update pdata->maxbound.
11009 (get_range_strlen -- static version): Similarly.
11010 (get_range_strlen -- extern version): Update for internal
11011 get_range_strlen API change. Convert to external data format.
11012 (get_maxval_strlen): Similarly.
11014 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
11016 * coverage.c (get_coverage_counts): Use current_function_decl.
11017 * profile.c (read_thunk_profile): New function.
11018 (branch_prob): Add THUNK parameter.
11019 * tree-profile.c (tree_profiling): Handle thunks.
11020 * value-prof.c (init_node_map): Handle thunks.
11021 * value-prof.h (branch_prob): Upate prototype.
11022 (read_thunk_profile): Declare.
11024 2019-01-01 Jakub Jelinek <jakub@redhat.com>
11026 Update copyright years.
11028 * gcc.c (process_command): Update copyright notice dates.
11029 * gcov-dump.c (print_version): Ditto.
11030 * gcov.c (print_version): Ditto.
11031 * gcov-tool.c (print_version): Ditto.
11032 * gengtype.c (create_file): Ditto.
11033 * doc/cpp.texi: Bump @copying's copyright year.
11034 * doc/cppinternals.texi: Ditto.
11035 * doc/gcc.texi: Ditto.
11036 * doc/gccint.texi: Ditto.
11037 * doc/gcov.texi: Ditto.
11038 * doc/install.texi: Ditto.
11039 * doc/invoke.texi: Ditto.
11041 Copyright (C) 2019 Free Software Foundation, Inc.
11043 Copying and distribution of this file, with or without modification,
11044 are permitted in any medium without royalty provided the copyright
11045 notice and this notice are preserved.