1 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
3 * match.pd (~(vec?cst1:cst2)): New transformation.
5 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
7 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
8 ((size_t)(A /[ex] B) CMP C): New transformation.
10 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
12 * doc/md.texi: Document define_insn_and_rewrite.
13 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
14 * gensupport.c (queue_elem): Update comment.
15 (replace_operands_with_dups): New function.
16 (gen_rewrite_sequence): Likewise.
17 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
18 * read-rtl.c (apply_subst_iterator): Likewise.
19 (add_condition_to_rtx, named_rtx_p): Likewise.
20 (rtx_reader::read_rtx_operand): Likewise.
21 * config/aarch64/aarch64-sve.md
22 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
23 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
24 define_insn_and_rewrite.
25 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
26 Remove separate define_split.
28 2019-05-31 Jan Hubicka <jh@suse.cz>
30 * tree-ssa-alias.c (type_has_components_p): New function.
31 (aliasing_component_refs_p): Use it.
33 2019-05-31 Martin Liska <mliska@suse.cz>
35 * gdbhooks.py: Add const_tree to TreePrinter.
37 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
40 * common.opt (feliminate-unused-debug-symbols): Enable by default.
41 * doc/invoke.texi (Debugging Options): Document new default of
42 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
44 2019-05-31 Jakub Jelinek <jakub@redhat.com>
46 PR tree-optimization/90671
47 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
48 template_block used to be empty on the first call, don't use
49 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
50 seq with bb_seq and set it with set_bb_seq.
52 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
54 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
56 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
57 Michael Meissner <meissner@linux.ibm.com>
59 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
60 (prefixed_mem_operand): Likewise.
61 (non_prefixed_mem_operand): Likewise.
62 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
64 * config/rs6000/rs6000.c (print_operand_address): Handle
65 PC-relative addresses.
66 (mode_supports_prefixed_address_p): New function.
67 (rs6000_prefixed_address): New function.
68 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
69 (SYMBOL_REF_PCREL_P): Likewise.
71 2019-05-30 Jakub Jelinek <jakub@redhat.com>
73 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
74 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
75 (gimplify_omp_for): If worksharing loop with lastprivate conditional
76 is nested inside of parallel region, add _condtemp_ clause to both.
77 * tree-nested.c (convert_nonlocal_omp_clauses,
78 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
80 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
82 * omp-general.c (omp_extract_for_data): Compute it.
83 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
84 (lower_rec_input_clauses): Likewise.
85 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
86 clause is already present, just add one further one after it.
87 (lower_lastprivate_clauses): Handle cond_ptr with array type.
88 (lower_send_shared_vars): Clear _condtemp_ vars.
89 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
90 or section or taskgroup.
91 * omp-expand.c (determine_parallel_type): Disallow combining only if
92 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
93 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
94 (expand_omp_for_generic, expand_omp_for_static_nochunk,
95 expand_omp_for_static_chunk, expand_omp_for): Use
96 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
97 determine if a special set of API routines are needed and if condtemp
98 needs to be initialized, while always initialize cond_var if
99 fd->lastprivate_conditional is non-zero.
101 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
102 Michael Meissner <meissner@linux.ibm.com>
104 * config/rs6000/constraints.md (eI): New constraint.
105 * config/rs6000/predicates.md (cint34_operand): New predicate.
106 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
107 (SIGNED_34BIT_OFFSET_P): Likewise.
108 * doc/md.texi (eI): Document constraint.
110 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
112 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
114 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
115 Michael Meissner <meissner@linux.ibm.com>
117 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
118 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
119 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
120 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
121 (OTHER_FUTURE_MASKS): Likewise.
122 (POWERPC_MASKS): Likewise.
123 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
124 specified without -mprefixed-addr or -mcpu=future. Error if
125 -mprefixed-addr is specified without -mcpu=future.
126 (rs6000_opt_masks): Add entry for prefixed-addr.
127 * rs6000.opt (mprefixed-addr): New option.
129 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
131 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
132 cfun->is_thunk check.
134 2019-05-30 Jakub Jelinek <jakub@redhat.com>
136 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
139 2019-05-30 Martin Liska <mliska@suse.cz>
141 * gdbinit.in: Fix 'ptc' command. Add trt
142 that prints TREE_TYPE($).
144 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
145 Alan Modra <amodra@gmail.com>
147 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
149 (rs6000_indirect_call_template_1): ...and here.
150 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
151 plt16_ha, plt16_lo, mtctr indirect calls. Use
153 (rs6000_decl_ok_for_sibcall): New function.
154 (rs6000_function_ok_for_sibcall): Refactor.
155 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
156 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
157 when pcrel. Reorganize.
158 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
159 * rs6000.h (rs6000_pltseq_enum): New enum.
160 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
161 (*pltseq_tocsave): Use rs6000_pltseq_enum.
162 (*pltseq_plt16_ha): Likewise.
163 (*pltseq_plt16_lo): Likewise.
164 (*pltseq_mtctr): Likewise.
165 (*pltseq_plt_pcrel): New insn.
166 (*call_local_aix): Handle @notoc calls.
167 (*call_value_local_aix): Likewise.
168 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
169 (*call_value_nonlocal_aix): Likewise.
170 (*call_indirect_pcrel): New insn.
171 (*call_value_indirect_pcrel): Likewise.
174 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
176 * config/i386/sse.md (*save_multiple<mode>): Rename from
178 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
179 (*restore_multiple_and_return<mode>): Rename from
180 restore_multiple_and_return<mode>.
181 (*restore_multiple_leave_return<mode>): Rename from
182 restore_multiple_leave_return<mode>.
184 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
186 * config.gcc (rx-*-linux*): New target.
187 * config/rx/elf.opt: New file.
188 * config/rx/linux.h: Likewise.
189 * config/rx/t-linux: Likewise.
190 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
192 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
193 (ASM_APP_OFF): Likewise.
194 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
197 2019-05-29 Jan Hubicka <jh@suse.cz>
199 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
200 variants are pointer equivalent.
202 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
204 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
205 * config/aarch64/aarch64-sve2.md: New file.
206 (<u>avg<mode>3_floor): New pattern.
207 (<u>avg<mode>3_ceil): Likewise.
208 (*<sur>h<addsub><mode>): Likewise.
209 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
210 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
212 2019-05-29 Jakub Jelinek <jakub@redhat.com>
215 * optc-save-gen.awk: In cl_optimization_print, use correct condition
216 for var_opt_string printing. In cl_optimization_print_diff, print
217 (null) instead of invoking undefined behavior if one of the
218 var_opt_string pointers is NULL and use && instead of first || in the
219 guarding condition. For var_target_other options, handle const char *
220 target variables similarly to const char * optimize node variables.
222 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
224 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
225 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
226 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
227 Add autib1716 and pacib1716 initialisation.
228 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
229 for autib1716 and pacib1716.
230 * config/aarch64/aarch64-protos.h (aarch64_key_type,
231 aarch64_post_cfi_startproc): Define.
232 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
233 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
234 aarch64_handle_pac_ret_protection): Set default sign key to A.
235 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
236 aarch64_expand_prologue): Add check for b-key.
237 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
238 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
239 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
240 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
241 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
242 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
243 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
244 * config/aarch64/aarch64.md (do_return): Add check for b-key.
245 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
246 pauth_hint_num_a with pauth_hint_num.
247 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
248 pauth_hint_num_a with pauth_hint_num.
249 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
250 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
251 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
252 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
253 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
254 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
255 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
256 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
257 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
258 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
259 UNSPEC_AUTIA1716 respectively.
260 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
261 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
262 * doc/invoke.texi (-mbranch-protection): Add b-key type.
263 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
264 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
266 2019-05-29 Jakub Jelinek <jakub@redhat.com>
268 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
269 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
270 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
271 explicit clause on combined parallel into implicit shared clause.
272 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
273 and firstprivate if the decl has one too from combined parallel to
274 the worksharing construct.
276 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
277 Michael Meissner <meissner@linux.ibm.com>
279 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
281 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
283 * rtl.h (LABEL_REF_P): New #define.
285 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
287 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
289 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
291 * internal-fn.c: Marked mask_load_direct as vectorizable.
292 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
293 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
294 combined even if masks different with allow_slp_p param.
295 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
296 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
297 dissolve SLP-only vectorizable groups when SLP has been discarded.
298 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
299 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
301 (vect_build_slp_tree_1): Fixed comment typo.
302 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
303 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
305 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
307 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
309 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
311 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
312 Remove obsolete use_thunk reference.
313 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
314 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
315 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
316 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
317 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
318 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
319 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
320 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
321 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
323 2019-05-28 Nathan Sidwell <nathan@acm.org>
325 * tree.h (IDENTIFIER_ANON_P): New.
326 (anon_aggrname_format, anon_aggname_p): Don't declare.
327 (make_anon_name): Declare.
328 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
329 (hash_tree): Likewise.
330 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
331 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
332 (anon_cnt, make_anon_name): New.
334 2019-05-28 Martin Liska <mliska@suse.cz>
337 * opts-global.c (decode_options): Print help for all
338 help_option_arguments.
339 * opts.c (print_help): Add new argument.
340 (common_handle_option): Remember all values into
341 help_option_arguments.
342 * opts.h (print_help): Add new argument.
344 2019-05-28 Martin Liska <mliska@suse.cz>
347 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
348 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
349 (func_checker::compare_bb): Call compare_loops.
351 2019-05-27 Jakub Jelinek <jakub@redhat.com>
353 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
354 on sections construct.
355 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
357 (lower_omp_sections): Handle lastprivate conditional.
358 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
359 lastprivate_conditional_map.
360 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
362 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
363 critical, taskgroup and section regions when looking for a region
364 with non-NULL lastprivate_conditional_map.
366 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
368 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
369 (*ix86_gen_sub3): Ditto.
370 (*ix86_gen_sub3_carry): Ditto.
371 (*ix86_gen_one_cmpl2): Ditto.
372 (*ix86_gen_andsp): Ditto.
373 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
374 (gen_and2_insn): New static function.
375 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
376 Use gen_add3_insn instead of ix86_gen_add3.
377 (ix86_expand_split_stack_prologue): Use gen_add2_insn
378 instead of ix86_gen_add3.
379 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
380 Use gen_sub3_insn instead of ix86_gen_sub3.
381 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
382 instead of ix86_gen_add3.
383 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
384 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
385 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
386 * config/i386/i386-options.c (ix86_option_override_internal):
387 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
388 ix86_gen_one_cmpl2 and ix86_gen_andsp.
390 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
392 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
393 and DW_OP_GNU_const_index opcodes.
395 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
397 * config/i386/i386.h (STACK_SIZE_MODE): Define.
399 2019-05-27 Richard Biener <rguenther@suse.de>
401 PR tree-optimization/90637
402 * tree-ssa-sink.c (statement_sink_location): Honor the
403 computed sink location for single-uses.
405 2019-05-27 Richard Biener <rguenther@suse.de>
408 * match.pd (vec_perm): Avoid clobbering op0 when not generating
411 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
413 * config/i386/i386.md (@sub<mode>3_carry): Rename
414 from sub<mode>3_carry.
415 (@leave_<mode>): New expander.
416 (*leave): Rename from leave.
417 (*leave_rex64): Rename from leave_rex64.
418 (@monitorx_<mode>): Rename from monitorx_<mode>.
419 (@clzero_<mode>): Rename from clzero_<mode>.
420 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
421 from sse3_monitor_<mode>.
422 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
423 (*ix86_gen_leave): Ditto.
424 (*ix86_gen_monitor): Ditto.
425 (*ix86_gen_monitorx): Ditto.
426 (*ix86_gen_clzero): Ditto.
427 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
428 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
429 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
430 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
431 Use gen_sse3_monitor instead of ix86_gen_monitor.
432 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
433 instead of ix86_gen_monitorx.
434 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
435 instead of ix86_gen_clzero.
436 * config/i386/i386-options.c (ix86_option_override_internal):
437 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
438 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
440 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
442 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
443 Rename from tls_global_dynamic_64_<mode>.
444 (@tls_local_dynamic_base_64_<mode>): Rename from
445 tls_local_dynamic_base_64_<mode>.
446 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
447 Remove indirect function.
448 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
449 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
450 instead of ix86_gen_tls_global_dynamic_64.
451 Use gen_tls_local_dynamic_base_64 instead of
452 ix86_gen_tls_local_dynamic_base_64.
453 * config/i386/i386-options.c (ix86_option_override_internal):
454 Do not initialize ix86_gen_tls_global_dynamic_64 and
455 ix86_gen_tls_local_dynamic_base_64.
457 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
459 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
460 Rename from pro_epilogue_adjust_stack_<mode>_add.
461 (@pro_epilogue_adjust_stack_sub_<mode>)
462 Rename from pro_epilogue_adjust_stack_<mode>_sub.
463 (@allocate_stack_worker_probe_<mode>):
464 Rename from allocate_stack_worker_probe_<mode>.
465 (allocate_stack): Use gen_allocate_stack_worker_probe.
466 (probe_stack): Use gen_probe_stack_1.
467 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
468 (@adjust_stack_and_probe_<mode>): Rename from
469 adjust_stack_and_probe<mode>.
470 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
471 (stack_protect_set): Use gen_stack_protect_set_1.
472 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
473 (stack_protect_test): Use gen_stack_protect_test_1.
474 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
475 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
476 Remove indirect function.
477 (*ix86_gen_adjust_stack_and_probe): Ditto.
478 (*ix86_gen_probe_stack_range): Ditto.
479 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
480 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
481 (ix86_adjust_stack_and_probe_stack_clash): Use
482 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
483 (ix86_adjust_stack_and_probe): Ditto.
484 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
485 of ix86_gen_probe_stack_range.
486 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
487 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
488 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
489 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
490 CODE_FOR_stack_protect_test_{si,di}.
491 * config/i386/i386-options.c (ix86_option_override_internal):
492 Do not initialize ix86_gen_allocate_stack_worker,
493 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
495 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
497 * doc/invoke.texi (Link Options): Many editorial changes around
500 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
502 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
503 pre-Solaris 11 referene and most Studio compiler details.
505 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
508 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
509 DImode to SImode in floating-point registers on 64-bit target.
510 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
511 register_operand in xmpyu patterns.
513 2019-05-24 Jakub Jelinek <jakub@redhat.com>
515 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
516 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
517 OMP_CLAUSE__REDUCTEMP_.
518 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
519 OMP_CLAUSE__CONDTEMP_.
520 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
521 * tree-pretty-print.c (dump_omp_clause): Likewise.
522 * tree-nested.c (convert_nonlocal_omp_clauses,
523 convert_local_omp_clauses): Likewise.
524 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
525 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
526 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
528 (gimplify_omp_for): Warn and disable conditional modifier from
529 lastprivate on loop iterators.
530 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
532 * omp-general.c (omp_extract_for_data): Initialize it.
533 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
535 (delete_omp_context): Delete it.
536 (lower_lastprivate_conditional_clauses): New function.
537 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
538 handle lastprivate conditional clauses.
539 (lower_reduction_clauses): Add CLIST argument, emit it into
540 the critical section if any.
541 (lower_omp_sections): Adjust lower_lastprivate_clauses and
542 lower_reduction_clauses callers.
543 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
544 to lower_lastprivate_clauses.
545 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
546 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
547 clist into a critical section if not emitted there already by
548 lower_reduction_clauses.
549 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
551 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
552 conditional variables.
553 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
555 (expand_omp_for_generic, expand_omp_for_static_nochunk,
556 expand_omp_for_static_chunk): Handle lastprivate conditional.
557 (expand_omp_for): Handle fd.lastprivate_conditional like
560 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
562 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
563 kernel does not exit cleanly.
564 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
566 2019-05-24 Jason Merrill <jason@redhat.com>
569 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
571 2019-05-24 Richard Biener <rguenther@suse.de>
574 * tree-loop-distribution.c (struct partition): Add location
576 (partition_alloc): Initialize all fields.
577 (generate_memset_builtin): Use the location recorded in the
578 partition for the generated call.
579 (generate_memcpy_builtin): Likewise.
580 (classify_partition): Record the location of a single store
581 as location for the partition.
583 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
585 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
588 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
591 * common/config/aarch64/aarch64-common.c
592 (aarch64_rewrite_selected_cpu): Change local temporary variable
593 type from unsigned long to uint64_t.
594 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
595 aarch64_get_extension_string_for_isa_flags): Change declaration to
596 match new definition by replacing unsigned long with uint64_t.
598 2019-05-24 Jakub Jelinek <jakub@redhat.com>
601 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
602 gen_attr_type just once instead of 4-7 times. Formatting fixes.
603 Handle stack_protect_test_<mode> codegen similarly to corresponding
606 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
608 * config/i386/darwin.h: Reject -mfentry*.
609 * doc/sourcebuild.texi: Document mfentry target support.
611 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
613 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
614 Rename to rs6000_global_entry_point_prologue_needed_p. Return
615 false for PC-relative functions.
616 (rs6000_output_function_prologue): Change called function name to
617 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
618 name,1" for PC-relative functions.
619 (rs6000_elf_declare_function_name): Change called function name to
620 rs6000_global_entry_point_prologue_needed_p.
622 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
625 * config/i386/i386.c (gen_rtx_cost):
626 Use ix86_tune_cost instead of ix86_cost.
628 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
629 Michael Meissner <meissner@linux.ibm.com>
630 Segher Boessenkool <segher@kernel.crashing.org>
632 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
634 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
635 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
636 (rs6000_fndecl_pcrel_p): Likewise.
637 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
638 error if -mpcrel is requested without -mcpu=future.
639 (rs6000_opt_masks): Add entry for pcrel.
640 (rs6000_fndecl_pcrel_p): New function.
641 (rs6000_pcrel_p): Likewise.
642 * config/rs6000/rs6000.opt (mpcrel): New option.
643 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
645 2019-05-23 Jan Hubicka <jh@suse.cz>
646 Martin Liska <mliska@suse.cz>
648 PR tree-optimization/90576
649 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
651 (aliasing_component_refs_p): Fix three way size compare conditional;
652 give up earlier in case we can not decide on equivalence.
654 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
655 Michael Meissner <meissner@linux.ibm.com>
656 Segher Boessenkool <segher@kernel.crashing.org>
658 * config.gcc: Add future cpu.
659 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
660 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
662 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
663 (RS6000_CPU): New instantiation for future cpu.
664 * config/rs6000/rs6000-opts.h (enum processor_type): Add
666 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
667 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
668 * config/rs6000/rs6000-tables.opt: Regenerate.
669 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
670 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
671 (rs6000_machine_from_flags): Handle future cpu.
672 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
673 PROCESSOR_POWER9 for now.
674 (rs6000_adjust_cost): Likewise.
675 (rs6000_issue_rate): Likewise.
676 (rs6000_register_move_cost): Likewise.
677 (rs6000_opt_masks): Add entry for future.
678 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
679 (MASK_FUTURE): New #define.
680 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
681 * config/rs6000/rs6000.opt (mfuture): New target option.
682 * doc/invoke.texi (mcpu): Add future cpu.
684 2019-05-23 Martin Liska <mliska@suse.cz>
687 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
688 operation points to a temporary (pointed via tree_to_wide_ref)
689 that is out of scope after the &.
691 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
694 * doc/extend.texi (Function Names): Add missing word.
696 2019-05-23 Richard Biener <rguenther@suse.de>
698 PR tree-optimization/88440
699 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
701 * tree-loop-distribution.c (generate_memset_builtin): Fold the
703 (generate_memcpy_builtin): Likewise.
704 (distribute_loop): Pass in whether to only distribute patterns.
705 (prepare_perfect_loop_nest): Also allow size optimization.
706 (pass_loop_distribution::execute): When optimizing a loop
707 nest for size allow pattern replacement.
709 2019-05-23 Jakub Jelinek <jakub@redhat.com>
712 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
715 2019-05-23 Martin Liska <mliska@suse.cz>
718 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
719 expression similarly to gimplify_decl_expr.
721 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
723 * cse.c (cse_dump_path): s/dump_file/f.
725 2019-05-22 David Malcolm <dmalcolm@redhat.com>
728 * diagnostic-format-json.cc: Include "selftest.h".
729 (json_from_expanded_location): Only add "file" key for non-NULL
731 (json_from_location_range): Don't add "start" and "finish"
732 children if they are UNKNOWN_LOCATION.
733 (selftest::test_unknown_location): New selftest.
734 (selftest::test_bad_endpoints): New selftest.
735 (selftest::diagnostic_format_json_cc_tests): New function.
736 * json.cc (json::object::get): New function.
737 (selftest::test_object_get): New selftest.
738 (selftest::json_cc_tests): Call it.
739 * json.h (json::object::get): New decl.
740 * selftest-run-tests.c (selftest::run_tests): Call
741 selftest::diagnostic_format_json_cc_tests.
742 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
745 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
746 Andrew Stubbs <amd@codesourcery.com>
748 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
749 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
750 (kernel): Rename to...
751 (main_kernel): ... this.
752 (load_image): Load _init_array and _fini_array kernels.
753 (run): Add argument for kernel to run.
754 (main): Run init_array_kernel before main_kernel, and
755 fini_array_kernel after.
756 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
757 amdgpu_hsa_kernel attribute on functions.
758 (gcn_disable_constructors): Delete.
759 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
760 * config/gcn/crt0.c (size_t): Define.
761 (_init_array, _fini_array): New.
762 (__preinit_array_start, __preinit_array_end,
763 __init_array_start, __init_array_end,
764 __fini_array_start, __fini_array_end): Declare weak references.
766 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
768 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
770 2019-05-22 Jason Merrill <jason@redhat.com>
772 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
774 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
777 * config/i386/i386-options.c (ix86_init_machine_status): Set
778 stack_frame_required to true.
779 * config/i386/i386.c (ix86_get_frame_size): New function.
780 (ix86_frame_pointer_required): Replace get_frame_size with
782 (ix86_compute_frame_layout): Likewise.
783 (ix86_find_max_used_stack_alignment): Changed to void. Set
784 stack_frame_required.
785 (ix86_finalize_stack_frame_flags): Always call
786 ix86_find_max_used_stack_alignment. Replace get_frame_size with
788 * config/i386/i386.h (machine_function): Add stack_frame_required.
790 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
792 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
794 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
796 * common/config/aarch64/aarch64-common.c
797 (struct aarch64_option_extension, struct processor_name_to_arch,
798 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
799 aarch64_contains_opt,
800 aarch64_get_extension_string_for_isa_flags): Change type of
801 variables storing flags to uint64_t.
802 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
803 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
804 * config/aarch64/aarch64.c (struct processor,
805 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
806 aarch64_validate_march, aarch64_override_options,
807 aarch64_option_print, aarch64_handle_attr_isa_flags,
808 aarch64_declare_function_name, aarch64_start_file): Make flag
810 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
811 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
812 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
813 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
814 * config/aarch64/driver-aarch64.c
815 (struct aarch64_arch_extension, struct aarch64_core_data,
816 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
817 flag variables uint64_t.
818 * doc/invoke.texi: Add documentation for new arguments.
820 2019-05-22 Richard Biener <rguenther@suse.de>
822 * alias.c (ao_ref_from_mem): Move stack-slot sharing
824 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
826 2019-05-22 Martin Liska <mliska@suse.cz>
829 * doc/extend.texi: Document the change.
831 2019-05-22 Richard Biener <rguenther@suse.de>
833 PR tree-optimization/90450
834 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
835 (mem_ref_hasher::equal): Check it.
836 (mem_ref_alloc): Initialize it.
837 (gather_mem_refs_stmt): Set it.
839 2019-05-22 Richard Biener <rguenther@suse.de>
841 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
843 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
846 2019-05-22 Alan Modra <amodra@gmail.com>
848 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
849 (ASM_CPU_SPEC): Conditionally add -many.
850 * config/rs6000/rs6000.c (rs6000_machine): New static var.
851 (rs6000_machine_from_flags, emit_asm_machine): New functions..
852 (rs6000_file_start): ..extracted from here, and modified to
854 (rs6000_output_function_prologue): Emit .machine as necessary.
855 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
857 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
858 added by check_vect_support_and_set_flags.
859 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
860 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
862 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
865 * ira-lives.c (process_bb_node_lives): Consider defs
866 for a call insn to be die before the call, not after.
868 * function.c (assign_parm_setup_block): Raise alignment of
869 stacked parameter only for STRICT_ALIGNMENT targets.
871 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
873 * config/rs6000/constraints.md (define_register_constraint "wz"):
875 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
876 RS6000_CONSTRAINT_wz.
877 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
878 (rs6000_init_hard_regno_mode_ok): Adjust.
879 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
880 * doc/md.texi (Machine Constraints): Adjust.
882 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
884 * config/rs6000/constraints.md (define_register_constraint "wl"):
886 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
887 RS6000_CONSTRAINT_wl.
888 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
889 (rs6000_init_hard_regno_mode_ok): Adjust.
890 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
891 * doc/md.texi (Machine Constraints): Adjust.
893 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
895 * config/rs6000/constraints.md (define_register_constraint "wm"):
897 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
898 RS6000_CONSTRAINT_wm.
899 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
900 (rs6000_init_hard_regno_mode_ok): Adjust.
901 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
902 * doc/md.texi (Machine Constraints): Adjust.
904 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
906 * config/rs6000/constraints.md (define_register_constraint "wk"):
908 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
909 RS6000_CONSTRAINT_wk.
910 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
911 (rs6000_init_hard_regno_mode_ok): Adjust.
912 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
913 * doc/md.texi (Machine Constraints): Adjust.
915 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
917 * config/rs6000/constraints.md (define_register_constraint "wj"):
919 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
920 RS6000_CONSTRAINT_wj.
921 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
922 (rs6000_init_hard_regno_mode_ok): Adjust.
923 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
925 * config/rs6000/vsx.md: Ditto.
926 * doc/md.texi (Machine Constraints): Adjust.
928 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
930 * config/rs6000/constraints.md (define_register_constraint "wh"):
932 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
933 RS6000_CONSTRAINT_wh.
934 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
935 (rs6000_init_hard_regno_mode_ok): Adjust.
936 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
937 * doc/md.texi (Machine Constraints): Adjust.
939 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
942 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
943 Avoid calling gen_lowpart with CONST operand.
945 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
947 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
948 field template_last_to_copy.
949 (ssa_create_duplicates): Set it, and use it. Attempt to
950 preserve more debug stmts.
952 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
954 * config/i386/sse.md (VF1_AVX2): New mode iterator.
955 (signbit<mode>2): New expander
957 2019-05-21 James Clarke <jrtc27@jrtc27.com>
960 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
961 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
963 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
965 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
966 %ebx and %ecx bafore calling cpuid with leaf 1 or
967 non-constant leaf argument.
969 2019-05-21 Alan Modra <amodra@gmail.com>
972 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
973 power9 direct move cost.
974 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
975 Correct comments and rename functions to suit parameters.
977 2019-05-21 Richard Biener <rguenther@suse.de>
980 * fold-const.c (fold_read_from_vector): New function.
981 * fold-const.h (fold_read_from_vector): Declare.
982 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
983 single-element insert permutations. Canonicalize selector
984 further and fix issue with last commit.
986 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
988 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
989 parameter with default value false to declaration.
990 (split_edges_for_insertion): New inline function. Wrapper for
991 split_critical_edges with for_edge_insertion_p = true.
992 * tree-cfg.c (split_critical_edges): Don't split non-critical
993 edges if for_edge_insertion_p is false. Fix whitespace.
994 * tree-ssa-pre.c (pass_pre::execute): Call
995 split_edges_for_insertion instead of split_critical_edges.
996 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
997 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
998 (pass_data_sink_code): Update function name in the comment.
1000 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1002 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1003 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1004 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1005 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1008 2019-05-21 Martin Liska <mliska@suse.cz>
1010 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1012 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1013 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1015 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1017 (rs6000_function_arg): Likewise.
1018 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1019 (rs6000_expand_ternop_builtin): Use interval syntax.
1020 (get_element_number): Likewise.
1021 (altivec_expand_builtin): Likewise.
1022 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1026 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1030 * function.h (struct function): Add calls_eh_return member.
1031 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1032 gimplifying __builtin_eh_return call.
1033 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1035 (expand_call_inline): Or in src_cfun->calls_eh_return into
1036 dst_cfun->calls_eh_return.
1037 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1038 cfun->calls_eh_return.
1039 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1040 * lto-streamer-out.c (output_struct_function_base): Write
1043 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1045 PR rtl-optimization/43147
1046 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1047 IX86_BUILTIN_SHUFPD.
1049 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1051 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1052 (refs_may_alias_p_1): ... here; update stats.
1053 (refs_may_alias_p): Do not update stats here.
1055 2019-05-20 Richard Biener <rguenther@suse.de>
1057 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1058 doesn't produce pointers.
1059 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1060 the first operand points to.
1062 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1064 * tree-ssa-alias.c (compare_sizes): New function.
1065 (sompare_type_sizes): New function
1066 (aliasing_component_refs_p): Use it.
1067 (indirect_ref_may_alias_decl_p): Likewise.
1069 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1071 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1073 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1075 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1076 (LIBLSAN_EARLY_SPEC): Likewise.
1077 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1079 2019-05-20 Martin Liska <mliska@suse.cz>
1081 * config/i386/i386.c (ix86_libc_has_fast_function):
1082 Add ATTRIBUTE_UNUSED for the argument.
1084 2019-05-20 Richard Biener <rguenther@suse.de>
1086 * gimple-match-head.c: Include vec-perm-indices.h.
1087 * generic-match-head.c: Likewise.
1088 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1090 * fold-const.c (fold_vec_perm): Export.
1091 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1092 (match.pd): ...here.
1094 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1096 * cfgloop.h (struct loop): Add simdlen member.
1097 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1098 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1099 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1100 as new argument to autovectorize_vector_sizes target hook. If
1101 loop->simdlen, pick up vector size where the vectorization factor
1102 is equal to loop->simd, and if there is none, fall back to the first
1104 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1106 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1107 * omp-general.c (omp_max_vf): Likewise.
1108 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1109 * tree-vect-slp.c (vect_slp_bb): Likewise.
1110 * target.def (autovectorize_vector_sizes): Add ALL argument and
1112 * doc/tm.texi: Adjust documentation.
1113 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1114 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1115 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1117 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1118 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1119 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1120 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1121 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1122 preferred vector size is not 512-bit or 256-bit, just put those
1123 unpreferred ones last.
1125 2019-05-20 Martin Liska <mliska@suse.cz>
1127 * targhooks.c (default_libc_has_fast_function): New function.
1128 * targhooks.h (default_libc_has_fast_function): Likewise.
1130 2019-05-20 Martin Liska <mliska@suse.cz>
1133 * builtins.c (expand_builtin_memory_copy_args): When having a
1134 target with fast mempcpy implementation do now use memcpy.
1135 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1136 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1137 * doc/tm.texi: Likewise.
1138 * doc/tm.texi.in: Likewise.
1140 * expr.c (emit_block_move_hints): Add 2 new arguments.
1141 * expr.h (emit_block_move_hints): Bail out when libcall
1142 to memcpy would be used.
1144 2019-05-20 Martin Liska <mliska@suse.cz>
1146 * profile-count.c: Add vertical spacing in order
1147 to separate functions.
1148 * profile-count.h: Likewise.
1150 2019-05-20 Martin Liska <mliska@suse.cz>
1152 * profile-count.h: Do not use full qualified
1154 * profile-count.c (profile_count::to_frequency): Likewise.
1156 2019-05-20 Martin Liska <mliska@suse.cz>
1158 * profile-count.h (enum profile_quality): Use capital letters
1159 for enum value names. Use the adjusted names.
1160 * profile-count.c: Use the adjusted names.
1162 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1164 * config/rs6000/constraints.md (define_register_constraint "wH"):
1166 (define_register_constraint "wI"): Delete.
1167 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1168 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1169 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1170 (rs6000_init_hard_regno_mode_ok): Adjust.
1171 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1172 resp. "d", or with "wa" as appropriate, all with "p8v".
1173 * config/rs6000/vsx.md: Ditto.
1174 * doc/md.texi (Machine Constraints): Adjust.
1176 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1178 * config/rs6000/constraints.md (define_register_constraint "wy"):
1180 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1181 RS6000_CONSTRAINT_wy.
1182 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1183 (rs6000_init_hard_regno_mode_ok): Adjust.
1184 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1185 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1186 (define_mode_attr Fisa): New.
1187 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1188 * doc/md.texi (Machine Constraints): Adjust.
1190 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1192 * config/rs6000/constraints.md (define_register_constraint "wu"):
1194 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1195 RS6000_CONSTRAINT_wu.
1196 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1197 (rs6000_init_hard_regno_mode_ok): Adjust.
1198 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1200 (define_mode_attr Fa): Delete.
1201 * config/rs6000/vsx.md: Ditto.
1202 * doc/md.texi (Machine Constraints): Adjust.
1204 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1206 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1208 (define_register_constraint "wK"): Delete.
1209 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1210 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1211 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1212 (rs6000_init_hard_regno_mode_ok): Adjust.
1213 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1214 Replace "wK" constraint by "wH" with "p9v".
1215 * config/rs6000/vsx.md: Ditto.
1216 * doc/md.texi (Machine Constraints): Adjust.
1218 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1220 * config/rs6000/constraints.md (define_register_constraint "wb"):
1222 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1223 RS6000_CONSTRAINT_wb.
1224 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1225 (rs6000_init_hard_regno_mode_ok): Adjust.
1226 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1227 * config/rs6000/vsx.md: Ditto.
1228 * doc/md.texi (Machine Constraints): Adjust.
1230 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1232 * config/rs6000/constraints.md (define_register_constraint "wo"):
1234 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1235 RS6000_CONSTRAINT_wo.
1236 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1237 (rs6000_init_hard_regno_mode_ok): Adjust.
1238 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1239 * config/rs6000/altivec.md: Ditto.
1240 * doc/md.texi (Machine Constraints): Adjust.
1242 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1244 * config/darwin-c.c (darwin_register_objc_includes): Do not
1245 prepend the sysroot when building gnu-runtime header search
1248 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1250 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1251 instead of direct output of the asm.
1253 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1255 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1256 argument to be type bool (was int before).
1257 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1258 at first use. Use type bool for some variables. Fix a theoretical
1259 eh_return bug for svr4.
1261 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1263 * config/rs6000/rs6000.md (isa): New attribute.
1264 (enabled): New attribute.
1266 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1268 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1269 assemble_start_function and assemble_end_function.
1271 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1274 * omp-general.c (oacc_verify_routine_clauses): Change formal
1275 parameters. Add checking if already marked with an OpenACC
1276 'routine' directive. Adjust all users.
1279 * omp-general.c (oacc_build_routine_dims): Move some of its
1281 (oacc_verify_routine_clauses): ... this new function.
1282 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1284 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1286 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1287 formating of picbase labels to match other ports.
1289 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1291 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1292 in the generated code.
1294 2019-05-16 Martin Sebor <msebor@redhat.com>
1296 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1297 identifiers, keywords, operators, and types in diagnostics. Correct
1298 quoting, spelling, and sentence capitalization issues.
1299 (expand_builtin_atomic_is_lock_free): Same.
1300 (fold_builtin_next_arg): Same.
1301 * cfgexpand.c (expand_one_var): Same.
1302 (tree_conflicts_with_clobbers_p): Same.
1303 (expand_asm_stmt): Same.
1304 (verify_loop_structure): Same.
1305 * cgraphunit.c (process_function_and_variable_attributes): Same.
1306 * collect-utils.c (collect_execute): Same.
1307 * collect2.c (maybe_run_lto_and_relink): Same.
1308 (is_lto_object_file): Same.
1309 (scan_prog_file): Same.
1310 * convert.c (convert_to_real_1): Same.
1311 * dwarf2out.c (dwarf2out_begin_prologue): Same.
1312 * except.c (verify_eh_tree): Same.
1313 * gcc.c (execute): Same.
1314 (eval_spec_function): Same.
1315 (run_attempt): Same.
1316 (driver::set_up_specs): Same.
1317 (compare_debug_auxbase_opt_spec_function): Same.
1318 * gcov-tool.c (unlink_gcda_file): Same.
1321 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
1322 * gimplify.c (gimplify_asm_expr): Same.
1323 (gimplify_adjust_omp_clauses): Same.
1324 * hsa-gen.c (gen_hsa_addr_insns): Same.
1325 (gen_hsa_insns_for_load): Same.
1326 (gen_hsa_cmp_insn_from_gimple): Same.
1327 (gen_hsa_insns_for_operation_assignment): Same.
1328 (gen_get_level): Same.
1329 (gen_hsa_alloca): Same.
1330 (omp_simple_builtin::generate): Same.
1331 (gen_hsa_atomic_for_builtin): Same.
1332 (gen_hsa_insns_for_call): Same.
1333 * input.c (dump_location_info): Same.
1334 * ipa-devirt.c (compare_virtual_tables): Same.
1335 * ira.c (ira_setup_eliminable_regset): Same.
1336 * lra-assigns.c (lra_assign): Same.
1337 * lra-constraints.c (lra_constraints): Same.
1338 * lto-streamer-in.c (lto_input_mode_table): Same.
1339 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1340 (merge_and_complain): Same.
1341 (compile_offload_image): Same.
1342 (compile_images_for_offload_targets): Same.
1343 (debug_objcopy): Same.
1346 * opts.c (print_specific_help): Same.
1347 (parse_no_sanitize_attribute): Same.
1349 (handle_param): Same.
1350 * plugin.c (add_new_plugin): Same.
1351 (parse_plugin_arg_opt): Same.
1352 (try_init_one_plugin): Same.
1353 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1354 operators, and types in diagnostics. Correct quoting and spelling
1356 * read-rtl-function.c (parse_edge_flag_token): Same.
1357 (function_reader::parse_enum_value): Same.
1358 * reg-stack.c (check_asm_stack_operands): Same.
1359 * regcprop.c (validate_value_data): Same.
1360 * sched-rgn.c (make_pass_sched_fusion): Same.
1361 * stmt.c (check_unique_operand_names): Same.
1362 * targhooks.c (default_target_option_pragma_parse): Same.
1363 * tlink.c (recompile_files): Same.
1364 * toplev.c (process_options): Same.
1366 * trans-mem.c (diagnose_tm_1): Same.
1367 (ipa_tm_scan_irr_block): Same.
1368 (ipa_tm_diagnose_transaction): Same.
1369 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1370 format a tree code name in a diagnostic.
1371 (verify_types_in_gimple_min_lval): Same.
1372 (verify_types_in_gimple_reference): Same.
1373 (verify_gimple_call): Same.
1374 (verify_gimple_assign_unary): Same.
1375 (verify_gimple_assign_binary): Same.
1376 (verify_gimple_assign_ternary): Same.
1377 (verify_gimple_assign_single): Same.
1378 (verify_gimple_switch): Same.
1379 (verify_gimple_label): Same.
1380 (verify_gimple_phi): Same.
1381 (verify_gimple_in_seq): Same.
1382 (verify_eh_throw_stmt_node): Same.
1383 (collect_subblocks): Same.
1384 (gimple_verify_flow_info): Same.
1385 (do_warn_unused_result): Same.
1386 * tree-inline.c (expand_call_inline): Same.
1387 * tree-into-ssa.c (update_ssa): Same.
1388 * tree.c (tree_int_cst_elt_check_failed): Same.
1389 (tree_vec_elt_check_failed): Same.
1390 (omp_clause_operand_check_failed): Same.
1391 (verify_type_variant): Same.
1392 (verify_type): Same.
1393 * value-prof.c (verify_histograms): Same.
1394 * varasm.c (assemble_start_function): Same.
1396 2019-05-16 Martin Sebor <msebor@redhat.com>
1398 * config/i386/i386-expand.c (get_element_number): Quote keywords
1399 and other internal names in diagnostics. Adjust other diagnostic
1400 formatting issues noted by -Wformat-diag.
1401 * config/i386/i386-features.c
1402 (ix86_mangle_function_version_assembler_name): Same.
1403 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
1404 * config/i386/i386.c (ix86_function_type_abi): Same.
1405 (ix86_function_ms_hook_prologue): Same.
1406 (classify_argument): Same.
1407 (ix86_expand_prologue): Same.
1408 (ix86_md_asm_adjust): Same.
1409 (ix86_memmodel_check): Same.
1411 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1413 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
1414 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
1417 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
1420 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
1421 intrinsics without SSE/SSE2/SSSE3.
1422 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
1424 (*mmx_uavgv8qi3): Likewise.
1426 2019-05-17 Richard Biener <rguenther@suse.de>
1428 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
1429 VEC_PERM_EXPR as __VEC_PERM with -gimple.
1431 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
1433 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
1434 vec_sldw insn pattern.
1436 2019-05-17 Richard Biener <rguenther@suse.de>
1438 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
1440 2019-05-17 Martin Liska <mliska@suse.cz>
1443 * toplev.c (output_stack_usage): With LTO and sanitizer it
1444 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
1445 has no file location.
1447 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1450 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
1451 sz0 is equal to sz1, instead return false in that case.
1453 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
1454 has non-constant expression, force sctx.lane and use two
1455 argument IFN_GOMP_SIMD_LANE instead of single argument.
1456 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
1457 two argument IFN_GOMP_SIMD_LANE without lhs.
1458 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
1460 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
1462 (LOOP_REQUIRES_VERSIONING): Or in
1463 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
1464 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
1466 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
1467 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
1468 from simd if clause if needed.
1470 2019-05-16 Richard Biener <rguenther@suse.de>
1472 * tree-affine.c (expr_to_aff_combination): New function split
1474 (tree_to_aff_combination): ... here.
1475 (aff_combination_expand): Avoid building a GENERIC tree.
1477 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
1479 * cgraphunit.c (cgraph_node::expand_thunk): Remove
1480 assemble_start_function and assemble_end_function calls.
1481 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
1482 assemble_start_function and assemble_end_function.
1483 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
1484 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
1485 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
1486 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
1487 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
1488 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
1489 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
1490 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
1491 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1492 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1493 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1494 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
1496 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1497 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
1498 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
1499 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
1500 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1501 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1502 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
1503 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
1504 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1505 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1506 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1507 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1508 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
1509 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
1511 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1512 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1513 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
1515 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
1517 * tree-ssa-alias.c (alias_stats): Add
1518 aliasing_component_refs_p_may_alias and
1519 aliasing_component_refs_p_no_alias.
1520 (dump_alias_stats): Print aliasing_component_refs_p stats.
1521 (aliasing_component_refs_p): Update stats.
1523 2019-05-16 Martin Liska <mliska@suse.cz>
1526 * multiple_target.c (expand_target_clones): Do not allow
1527 target_clones being used with a symbol that is an alias.
1529 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
1531 PR tree-optimization/90394
1532 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
1533 positives rather than ICE for cases where (code2 == NE_EXPR
1534 && code1 == BIT_AND_EXPR).
1536 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1539 * tree-core.h (struct tree_decl_common): Document
1540 decl_nonshareable_flag for PARM_DECLs.
1541 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
1542 * calls.c (expand_call): Don't try tail call if caller
1543 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
1544 passed on the stack and callee needs to pass any arguments on the
1546 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1547 else if instead of series of mutually exclusive ifs. Handle
1548 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
1549 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1551 * lto-streamer.h (LTO_major_version): Bump to 9.
1553 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
1555 PR tree-optimization/90106
1556 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
1557 new parameter as new internal function call, also move it to new
1559 (use_internal_fn): Pass internal function call to
1560 shrink_wrap_one_built_in_call_with_conds.
1562 2019-05-15 Jakub Jelinek <jakub@redhat.com>
1564 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
1566 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
1567 safelen_int and set loop->dont_vectorize.
1569 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1572 * config/i386/i386-builtin.def: Enable MMX intrinsics with
1574 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
1576 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
1577 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
1578 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
1581 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1584 * config/i386/mmx.md (*vec_dupv2sf): Changed to
1585 define_insn_and_split to support SSE emulation.
1586 (*vec_extractv2sf_0): Likewise.
1587 (*vec_extractv2sf_1): Likewise.
1588 (*vec_extractv2si_0): Likewise.
1589 (*vec_extractv2si_1): Likewise.
1590 (*vec_extractv2si_zext_mem): Likewise.
1591 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
1592 (vec_extractv2sf_1 splitter): Likewise.
1593 (vec_extractv2sfsf): Likewise.
1594 (vec_setv2si): Likewise.
1595 (vec_extractv2si_1 splitter): Likewise.
1596 (vec_extractv2sisi): Likewise.
1597 (vec_setv4hi): Likewise.
1598 (vec_extractv4hihi): Likewise.
1599 (vec_setv8qi): Likewise.
1600 (vec_extractv8qiqi): Likewise.
1601 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1602 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
1603 (vec_extractv2sisi): Likewise.
1604 (vec_extractv4hihi): Likewise.
1605 (vec_extractv8qiqi): Likewise.
1606 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1607 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
1608 (vec_initv2sisi): Likewise.
1609 (vec_initv4hihi): Likewise.
1610 (vec_initv8qiqi): Likewise.
1611 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
1612 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
1613 (vec_setv4hi): Likewise.
1614 (vec_setv8qi): Likewise.
1616 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1619 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
1620 TARGET_MMX_WITH_SSE.
1621 (MMXMODE:*mov<mode>_internal): Likewise.
1622 (MMXMODE:movmisalign<mode>): Likewise.
1624 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
1627 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
1628 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
1629 (sse2_cvtpd2pi): Ditto.
1630 (sse2_cvttpd2pi): Ditto.
1631 (*vec_concatv2sf_sse4_1): Ditto.
1632 (*vec_concatv2sf_sse): Ditto.
1633 (*vec_concatv2si_sse4_1): Ditto.
1634 (*vec_concatv2si): Ditto.
1635 (*vec_concatv4si_0): Ditto.
1636 (*vec_concatv2di_0): Ditto.
1638 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1641 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
1643 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1646 * config/i386/sse.md (ssse3_palignrdi): Changed to
1647 define_insn_and_split to support SSE emulation.
1649 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1652 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
1654 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1657 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
1658 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1661 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1664 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
1665 or TARGET_MMX_WITH_SSE.
1666 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
1668 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1671 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
1673 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1676 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
1677 Changed to define_insn_and_split to support SSE emulation.
1679 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1682 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
1683 Changed to define_insn_and_split to support SSE emulation.
1685 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1688 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
1689 (*mmx_<emms>): This.
1690 (mmx_<emms>): New expander.
1692 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1695 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
1697 (*sse2_umulv1siv1di3): Add SSE2 emulation.
1699 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1702 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
1704 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1707 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
1709 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1712 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
1713 TARGET_MMX_WITH_SSE.
1714 (*mmx_uavgv4hi3): Add SSE emulation.
1716 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1719 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
1720 and TARGET_MMX_WITH_SSE.
1721 (*mmx_uavgv8qi3): Add SSE emulation.
1723 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1726 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
1727 maskmovdqu for __MMX_WITH_SSE__.
1729 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1732 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
1733 TARGET_MMX and TARGET_MMX_WITH_SSE.
1734 (*mmx_umulv4hi3_highpart): Add SSE emulation.
1736 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1739 * config/i386/mmx.md (mmx_pmovmskb): Changed to
1740 define_insn_and_split to support SSE emulation.
1742 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1745 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
1746 and TARGET_MMX_WITH_SSE.
1747 (mmx_<code>v8qi3): Likewise.
1748 (smaxmin:<code>v4hi3): New.
1749 (umaxmin:<code>v8qi3): Likewise.
1750 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
1751 (umaxmin:*mmx_<code>v8qi3): Likewise.
1753 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1756 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
1757 TARGET_MMX_WITH_SSE.
1758 (*mmx_pinsrw): Add SSE emulation.
1760 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1763 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
1765 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1768 * config/i386/sse.md (sse_cvtpi2ps): Changed to
1769 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1772 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1775 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
1776 (sse_cvttps2pi): Likewise.
1778 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1781 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
1782 TARGET_MMX_WITH_SSE.
1783 (mmx_pshufw_1): Add SSE emulation.
1784 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
1785 TARGET_MMX_WITH_SSE to support SSE emulation.
1787 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1790 * config/i386/constraints.md (Yw): New constraint.
1791 * config/i386/mmx.md (*vec_dupv2si): Changed to
1792 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
1793 support SSE emulation.
1795 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1798 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
1799 TARGET_MMX_WITH_SSE.
1800 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1802 (mmx_gt<mode>3): Likewise.
1804 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1807 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
1808 TARGET_MMX_WITH_SSE. Add SSE support.
1810 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1813 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
1814 TARGET_MMX_WITH_SSE.
1815 (any_logic:<code><mode>3): New.
1816 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
1819 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1822 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
1823 TARGET_MMX_WITH_SSE. Add SSE emulation.
1824 (mmx_<shift_insn><mode>3): Likewise.
1826 (<shift_insn><mode>3): Likewise.
1828 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1831 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
1832 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
1834 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1837 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
1838 TARGET_MMX_WITH_SSE.
1839 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
1842 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1845 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
1846 TARGET_MMX_WITH_SSE.
1848 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
1851 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1854 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
1855 (plusminus:mmx_<plusminus_insn><mode>3): Check
1856 TARGET_MMX_WITH_SSE.
1857 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
1858 (<plusminus_insn><mode>3): New.
1859 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
1860 (*mmx_<plusminus_insn><mode>3): Likewise.
1862 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1865 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
1866 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
1868 * config/i386/mmx.m (mmx_punpckhbw): Changed to
1869 define_insn_and_split to support SSE emulation.
1870 (mmx_punpcklbw): Likewise.
1871 (mmx_punpckhwd): Likewise.
1872 (mmx_punpcklwd): Likewise.
1873 (mmx_punpckhdq): Likewise.
1874 (mmx_punpckldq): Likewise.
1876 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1877 Uros Bizjak <ubizjak@gmail.com>
1880 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
1882 (ix86_split_mmx_pack): Likewise.
1883 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
1885 (ix86_split_mmx_pack): Likewise.
1886 * config/i386/i386.md (mmx_isa): New.
1887 (enabled): Also check mmx_isa.
1888 * config/i386/mmx.md (any_s_truncate): New code iterator.
1889 (s_trunsuffix): New code attr.
1890 (mmx_packsswb): Removed.
1891 (mmx_packssdw): Likewise.
1892 (mmx_packuswb): Likewise.
1893 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
1894 MMX packsswb/packuswb with SSE2.
1895 (mmx_packssdw): Likewise.
1896 * config/i386/predicates.md (register_mmxmem_operand): New.
1898 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1901 * config/i386/i386-c.c (ix86_target_macros_internal): Define
1902 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
1903 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
1904 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
1905 (ix86_vector_mode_supported_p): Likewise.
1906 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
1908 2019-05-15 Martin Liska <mliska@suse.cz>
1911 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
1914 2019-05-15 Richard Biener <rguenther@suse.de>
1916 * tree-into-ssa.c (pass_build_ssa::execute): Run
1917 update_address_taken before going into SSA.
1919 2019-05-15 Richard Biener <rguenther@suse.de>
1921 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
1922 as __BIT_FIELD_REF with type with -gimple.
1924 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
1926 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
1927 semantically equivalent branches (left over after prior refactorings).
1929 2019-05-15 Richard Biener <rguenther@suse.de>
1931 PR tree-optimization/88828
1932 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
1935 2019-05-14 Richard Biener <rguenther@suse.de>
1937 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
1938 as __VIEW_CONVERT with -gimple.
1940 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
1943 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
1946 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1948 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
1949 define_split to become a define_insn_and_split.
1951 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
1953 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
1955 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
1956 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
1957 (sibcall_epilogue): Adjust.
1960 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1962 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
1963 to unsupported ones.
1964 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
1965 * config.host: Likewise.
1966 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
1967 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
1968 __svr4__]: Remove "brand" fallback.
1969 [!KSTAT_DATA_STRING]: Remove.
1970 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
1972 (comdat_group): Likewise.
1973 (set_have_as_tls): Likewise.
1974 (gcc_cv_target_dl_iterate_phdr): Likewise.
1975 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
1976 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
1977 * configure: Regenerate.
1978 * doc/install.texi: Simplify Solaris target triplets.
1979 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
1980 (Specific, *-*-solaris2*): Document Solaris 10 removal.
1981 Remove Solaris 10 references.
1982 Remove obsolete Solaris bug reference.
1983 (Specific, sparc-sun-solaris2.10): Remove.
1985 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
1987 * config/i386/i386.md (any_div): New code iterator.
1988 (paired_mod): New code attribute.
1989 (sgnprefix): Handle DIV and UDIV RTXes.
1991 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
1992 and udivmod<mode>4 patterns using any_div code iterator.
1993 (divmod splitters): Macroize splitters using any_div code iterator.
1994 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
1995 (*udivmodsi4_pow2_zext_2): Ditto.
1996 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
1997 and *udivmod<mode>4_noext patterns using any_div code iterator.
1998 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
1999 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2000 patterns using any_div code iterator.
2001 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2002 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2003 patterns using any_div code iterator.
2004 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2005 udivmodhiqi3 patterns using any_extend code iterator.
2007 2019-05-14 Richard Biener <rguenther@suse.de>
2008 H.J. Lu <hongjiu.lu@intel.com>
2010 PR tree-optimization/88828
2011 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2012 permuting in a single non-constant element not extracted
2015 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2017 * internal-fn.def (SIGNBIT): New.
2018 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2020 (signbitv4sf2): Likewise.
2022 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2025 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2026 next insn when the SRC reg is dead.
2028 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2030 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2031 (alloc_cand_and_find_basis): Ditto.
2032 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2033 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2034 (create_add_imm_cand, slsr_process_cast): Ditto.
2035 (slsr_process_copy, replace_mult_candidate): Ditto.
2036 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2037 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2038 (pass_strength_reduction::execute): Init the first NULL element.
2040 2019-05-13 Nathan Sidwell <nathan@acm.org>
2042 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2043 (run_attempt): Reformat line break.
2045 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2048 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2049 data registers in sibcall epilogues.
2050 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2052 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2055 * configure.ac (--enable-frame-pointer):
2056 Disable by default for cygwin and mingw.
2057 * configure: Regenerate.
2059 2019-05-13 Nathan Sidwell <nathan@acm.org>
2061 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2063 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2064 (gen_member_die): Move abstract origin check earlier. Only VARs
2065 can be static_inline_p. Simplify splicing control flow.
2067 2019-05-13 Richard Biener <rguenther@suse.de>
2069 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2071 (vect_build_slp_tree_1): Likewise.
2073 2019-05-13 Richard Biener <rguenther@suse.de>
2075 PR tree-optimization/90402
2076 * tree-if-conv.c (tree_if_conversion): Value number only
2077 the loop body by making the latch an exit of the region
2079 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2081 (do_rpo_vn): Deal with multiple edges into the entry block
2082 that are not backedges inside the region by skipping PHIs
2085 2019-05-13 Richard Biener <rguenther@suse.de>
2087 PR tree-optimization/90316
2088 * tree-ssa-pre.c (insert_aux): Fold into ...
2089 (insert): ... this function. Use a RPO walk to reduce the
2090 number of required iterations.
2092 2019-05-13 Martin Liska <mliska@suse.cz>
2094 PR tree-optimization/90416
2095 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2096 string instead of passing the second part as va_arg argument.
2098 2019-05-13 Martin Liska <mliska@suse.cz>
2100 PR gcov-profile/90380
2101 * gcov.c (handle_cycle): Do not support zero cycle count,
2102 it should not be possible.
2103 (path_contains_zero_cycle_arc): New function.
2104 (circuit): Ignore zero cycle arc counts.
2106 2019-05-13 Martin Liska <mliska@suse.cz>
2108 PR gcov-profile/90380
2109 * gcov.c (enum loop_type): Remove the enum and
2111 (handle_cycle): Assert that we should not reach
2113 (circuit): Use loop_found instead of a tri-state loop_type.
2114 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2117 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2120 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2121 (ix86_output_indirect_branch_via_reg): Use output mechanism
2122 accounting for __USER_LABEL_PREFIX__.
2123 (ix86_output_indirect_branch_via_push): Likewise.
2124 (ix86_output_function_return): Likewise.
2125 (ix86_output_indirect_function_return): Likewise.
2127 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2129 * doc/md.texi: Document use of code attributes in rtx patterns.
2130 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2131 * read-rtl.c (find_code): Split out search loops into...
2132 (maybe_find_code): ...this new function.
2133 (check_code_iterator): Make the error message more informative.
2134 (check_code_attribute): New function.
2135 (rtx_reader::rtx_alloc_for_name): Likewise.
2136 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2137 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2138 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2139 <max_opp> directly as an rtx code instead of via a match_operator.
2140 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2141 (<su>abd<mode>_3): Update accordingly.
2143 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2145 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2146 is given, print the state of the EH "save world" computation for
2149 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2152 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2153 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2155 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2157 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2158 Use pinsrd for TARGET_SSE4_1.
2159 * config/i386/sse.md (movdi_to_sse): Ditto.
2161 2019-05-10 Richard Biener <rguenther@suse.de>
2163 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2164 (do_rpo_vn): Initialize next_value_id.
2166 2019-05-10 Martin Liska <mliska@suse.cz>
2168 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2171 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2173 PR tree-optimization/90385
2174 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2175 arguments of the exit phis.
2178 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2179 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2181 (copy_tree_body_r): Likewise.
2182 (copy_fn): Set id.do_not_fold to true.
2184 2019-05-10 Martin Liska <mliska@suse.cz>
2186 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2187 Reapply changes from r269790.
2189 2019-05-10 Martin Liska <mliska@suse.cz>
2192 * doc/invoke.texi: New params.
2193 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2194 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2195 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2197 * tree-switch-conversion.h (struct jump_table_cluster):
2200 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2202 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2204 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2206 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2208 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2210 PR rtl-optimization/88879
2211 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2213 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2216 * config/arm/arm.c (callee_saved_reg_p): Move before
2217 thumb_find_work_register.
2218 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2219 thumb_find_work_register. Only call df_get_live_out once.
2220 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2221 (thumb_find_work_register): Use
2222 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2223 algorithms to locate a spare call clobbered reg.
2225 2019-05-09 Martin Liska <mliska@suse.cz>
2227 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2228 and MAX_EXPR in GIMPLE FE format.
2230 2019-05-09 Martin Liska <mliska@suse.cz>
2232 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2233 * gimple-pretty-print.c (dump_gimple_bb_header):
2235 (pp_cfg_jump): Dump edge probability.
2236 * profile-count.c (profile_quality_as_string): Simplify
2237 with a static array.
2238 (parse_profile_quality): New function.
2239 (profile_count::dump): Simplify with a static array.
2240 (profile_count::from_gcov_type): Add new argument.
2241 * profile-count.h (parse_profile_quality): Likewise.
2242 * predict.h (set_hot_bb_threshold): New.
2243 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2245 * predict.c (get_hot_bb_threshold): Set from the new param.
2246 (set_hot_bb_threshold): New.
2248 2019-05-09 Richard Biener <rguenther@suse.de>
2250 PR tree-optimization/90395
2251 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2252 rewrite vector stores that throw internally.
2254 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2256 * cif-code.def (CHKP): Remove.
2259 * configure.ac (--enable-frame-pointer): Disable by default for
2261 * configure: Regenerate.
2263 2019-05-09 Alan Modra <amodra@gmail.com>
2266 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2267 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2268 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2269 cost for general <-> vsx when direct moves are available.
2270 Cost union classes at minimal cost for any reg in the class.
2271 Correct calculation for moves between vsx, float, and altivec.
2272 Don't return a low cost for moves between special regs. Don't
2273 use hard coded register numbers.
2274 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2275 (rs6000_ira_change_pseudo_allocno_class): New function.
2276 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2277 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2279 (movsi_internal1): Don't disparage vector alternatives.
2280 (mov<mode>_internal): Likewise, excepting alternative that
2282 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2283 we <- b alternative.
2285 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2288 PR tree-optimization/89060
2289 * tree-ssa-live.h (live_vars_map): New typedef.
2290 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2291 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2292 (struct compute_live_vars_data): New type.
2293 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2294 live_vars_at_stmt, destroy_live_vars): New functions.
2295 * tree-tailcall.c: Include tree-ssa-live.h.
2296 (live_vars, live_vars_vec): New global variables.
2297 (find_tail_calls): Perform variable life analysis before punting.
2298 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2299 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
2301 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
2302 Perform variable life analysis to select variables that really need
2304 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
2305 instead set id->eh_landing_pad_dest and assert it is the same.
2306 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
2308 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
2309 Richard Earnshaw <rearnsha@arm.com>
2312 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
2314 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
2315 (thumb1_compute_save_core_reg_mask): Don't force a spare work
2316 register if both the epilogue and prologue can use call-clobbered
2318 (thumb1_unexpanded_epilogue): Use
2319 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
2320 picking temporaries for restoring high regs to match that of the
2321 prologue where possible.
2322 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
2323 the list of work registers. Detect if the return address is still live
2324 at the end of the prologue and avoid using it for a work register if so.
2325 If the return address is not live, add LR to the list of pushable regs
2326 after the first pass.
2328 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2330 PR tree-optimization/90078
2331 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
2332 (INFTY): Increase the value for infinite cost.
2333 (struct comp_cost): Promote type of members to int64_t.
2334 (infinite_cost): Don't set complexity in initialization.
2335 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2336 overflows to infinite_cost.
2337 (adjust_setup_cost): Promote type of parameter and cost computation
2339 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2341 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2342 cost computation to int64_t.
2343 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2344 int64_t's format specifier in dump.
2346 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2348 PR tree-optimization/90240
2349 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2350 with respect to scaling factor pre-computed for each basic block.
2351 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2352 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2353 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2354 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2355 live range for array of loop's basic blocks. Cleanup aux field of
2356 loop's basic blocks.
2358 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2360 PR tree-optimization/90356
2361 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2363 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2365 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2366 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2367 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2368 (ix86_handle_option): Handle -mavx512bf16.
2369 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2371 * config/i386/avx512bf16vlintrin.h: New.
2372 * config/i386/avx512bf16intrin.h: New.
2373 * config/i386/cpuid.h (bit_AVX512BF16): New.
2374 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2375 * config/i386/i386-builtin-types.def: Add new types.
2376 * config/i386/i386-builtin.def: Add new builtins.
2377 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2379 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2380 (ix86_option_override_internal): Handle BF16.
2381 (ix86_valid_target_attribute_inner_p): Ditto.
2382 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2383 * config/i386/i386-builtin.c (enum processor_features): Add
2385 (static const _isa_names_table isa_names_table): Ditto.
2386 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
2387 (PTA_AVX512BF16): Ditto.
2388 * config/i386/i386.opt: Add -mavx512bf16.
2389 * config/i386/immintrin.h: Include avx512bf16intrin.h
2390 and avx512bf16vlintrin.h.
2391 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
2392 avx512f_cvtneps2bf16_<mode><mask_name>,
2393 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
2394 * config/i386/subst.md (mask_half): Add new subst.
2395 * doc/invoke.texi: Document -mavx512bf16.
2397 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
2399 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
2401 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
2402 (rs6000_debug_legitimize_reload_address): Delete.
2403 (rs6000_legitimize_reload_address_ptr): Delete.
2404 (rs6000_option_override_internal): Adjust.
2405 (mem_operand_gpr): Adjust comment.
2406 (legitimate_lo_sum_address_p): Ditto.
2407 (rs6000_legitimize_reload_address): Delete.
2408 (rs6000_debug_legitimize_reload_address): Delete.
2409 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
2411 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2414 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2415 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
2416 to compute vector element selector for both constant and variable
2419 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2421 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
2422 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
2423 ashrdi3_cvt using SWI48 mode iterator.
2425 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2427 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
2428 (aarch64_<su>abd<mode>_3): Likewise.
2429 (*aarch64_<su>abd<mode>_3): New define_insn.
2430 (<sur>sad<vsi2qi>): New define_expand.
2431 * config/aarch64/iterators.md: Added MAX_OPP attribute.
2432 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
2433 (build_vect_cond_expr): Likewise.
2435 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2437 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
2438 clobbers outside of accessible_reg_set.
2439 * config/i386/i386.c (ix86_conditional_register_usage):
2440 Disable register sets by clearing corresponding bits in
2441 accessible_reg_set. Do not set corresponding bits in fixed_regs,
2442 call_used_regs and don't clear corresponding reg_names array members.
2444 2019-05-07 Richard Biener <rguenther@suse.de>
2446 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
2447 not specified still compute a comp_vectype for invariant
2450 2019-05-07 Richard Biener <rguenther@suse.de>
2452 PR tree-optimization/90316
2453 * tree-ssa-pre.c (translate_vuse_through_block): When
2454 same_valid is NULL do not bother to search for a virtual
2456 (phi_translate_1): When operands changed we cannot keep
2457 the same value-number so do not bother to ask whether
2458 that's possible from translate_vuse_through_block.
2460 2019-05-07 Martin Liska <mliska@suse.cz>
2462 * bitmap.c (bitmap_register): Come up with
2463 alloc_descriptor_max_uid and assign it for
2465 (register_overhead): Use get_descriptor as
2467 (release_overhead): New.
2468 (bitmap_elem_to_freelist): Call it.
2469 (bitmap_elt_clear_from): Likewise.
2470 (bitmap_obstack_free): Likewise.
2471 (bitmap_move): Sensitively release memory.
2472 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
2473 (bitmap_initialize): Initialize alloc_descriptor to zero.
2474 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
2476 2019-05-07 Richard Biener <rguenther@suse.de>
2478 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
2479 we build a SLP node. Remove max_size and limiting.
2480 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
2482 2019-05-07 Richard Biener <rguenther@suse.de>
2484 PR tree-optimization/90316
2485 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
2487 (walk_non_aliased_vuses): Take walking limit argument.
2488 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
2489 walking if it is reached instead of just counting.
2490 (get_continuation_for_phi): Likewise.
2491 (walk_non_aliased_vuses): Likewise, instead of leaving counter
2492 limiting to the callback.
2493 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
2494 (vn_reference_lookup_3): Likewise.
2495 (vn_reference_lookup_pieces): Likewise.
2496 (vn_reference_lookup): Likewise.
2497 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
2498 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
2499 (avail_exprs_stack::lookup_avail_expr): Likewise.
2501 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
2503 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
2504 for comparaible types in the second direction even if first one
2505 hits incomparable type.
2507 2019-05-07 Richard Biener <rguenther@suse.de>
2510 * lto-wrapper.c (debug_objcopy): Use the original filename
2511 including archive offset for the filename used for -save-temps.
2513 2019-05-07 Li Jia He <helijia@linux.ibm.com>
2515 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
2518 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2520 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
2521 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
2522 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
2523 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
2524 (FRAME_POINTER_REGNUM): Change numbering.
2525 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
2526 (alt_reg_names): Adjust.
2527 (rs6000_conditional_register_usage): Don't mark hard register 64 as
2529 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2530 (DWARF_FRAME_REGISTERS): Delete.
2531 (DWARF2_FRAME_REG_OUT): Fix whitespace.
2532 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2534 (REG_ALLOC_ORDER): Adjust.
2535 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
2536 (REG_CLASS_CONTENTS): Adjust.
2537 (RETURN_ADDR_RTX): Change comment.
2538 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
2540 (REGISTER_NAMES): Adjust.
2541 (ADDITIONAL_REGISTER_NAMES): Adjust.
2542 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2544 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2546 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
2548 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2549 (DWARF_FRAME_REGISTERS): Adjust.
2550 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2552 (REG_ALLOC_ORDER): Adjust.
2553 (enum reg_class): Delete SPR_REGS.
2554 (REG_CLASS_NAMES): Delete SPR_REGS.
2555 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
2556 (REGISTER_NAMES): Adjust.
2557 (ADDITIONAL_REGISTER_NAMES): Adjust.
2558 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2559 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
2560 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
2561 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
2562 (htm_spr_regno): Delete.
2563 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
2565 (rs6000_dbx_register_number): Adjust.
2567 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2569 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
2571 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2573 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
2574 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
2576 2019-05-06 Jakub Jelinek <jakub@redhat.com>
2578 PR tree-optimization/88709
2579 PR tree-optimization/90271
2580 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
2581 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
2582 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
2584 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
2585 of the store merging group is larger than
2586 PARAM_STORE_MERGING_MAX_SIZE parameter.
2587 (split_group): Add bzero_first argument. If set, always emit first
2588 the first store which must be = {} of the whole area and then for the
2589 rest of the stores consider all zero bytes as paddings.
2590 (imm_store_chain_info::output_merged_store): Check if first store
2591 is = {} of the whole area and if yes, determine which setting of
2592 bzero_first for split_group gives smaller number of stores. Adjust
2593 split_group callers.
2594 (lhs_valid_for_store_merging_p): Allow decls.
2595 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
2597 (pass_store_merging::process_store): Likewise.
2599 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
2602 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2603 handling of V1TImode.
2605 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
2608 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
2609 and enable_frame_pointer ...
2610 * configure.ac: ... here. Update help strings for
2611 --enable-frame-pointer.
2612 * configure: Regenerate.
2613 * config/i386/i386-options.c (ix86_option_override_internal): Remove
2614 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
2615 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
2616 (USE_X86_64_FRAME_POINTER): Ditto.
2618 2019-05-06 Martin Liska <mliska@suse.cz>
2620 * config.gcc: Append to target_gtfiles and fix indentation.
2622 2019-05-06 Richard Biener <rguenther@suse.de>
2624 PR tree-optimization/90358
2625 * tree-vect-stmts.c (get_group_load_store_type): Properly
2626 detect unused upper half of load.
2627 (vectorizable_load): Likewise.
2629 2019-05-06 Richard Biener <rguenther@suse.de>
2631 PR tree-optimization/88828
2632 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
2633 (simplify_vector_constructor): ...here. Handle constants in
2636 2019-05-06 Richard Biener <rguenther@suse.de>
2638 PR tree-optimization/90328
2639 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
2640 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
2641 is valid in the loop nest before using it.
2642 (initialize_data_dependence_relation): Adjust.
2643 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
2644 loop as loop-nest to dr_may_alias_p.
2646 2019-05-06 Richard Biener <rguenther@suse.de>
2648 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
2650 2019-05-06 Richard Biener <rguenther@suse.de>
2652 PR tree-optimization/90316
2653 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
2654 compute target on demand.
2655 (get_continuation_for_phi): Remove code walking stmts to
2656 get to a target virtual operand which could end up being
2659 2019-05-06 Martin Liska <mliska@suse.cz>
2662 * config/i386/i386-options.c (ix86_option_override_internal): Error only
2663 when -mabi is selected to a non-default version.
2665 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
2666 Martin Liska <mliska@suse.cz>
2668 * Makefile.in: Add lto-dump.texi.
2669 * cgraph.h: Add new functions get_visibility_string and
2670 get_symtab_type_string.
2671 * doc/gcc.texi: Include lto-dump section.
2672 * doc/lto-dump.texi: New file.
2673 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
2674 (parse_dump_option): Factor out this function.
2675 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
2676 (parse_dump_option): Export the function.
2677 * symtab.c (symtab_node::get_visibility_string): New function.
2678 (symtab_node::get_symtab_type_string): Likewise.
2680 2019-05-06 Martin Liska <mliska@suse.cz>
2682 * config/i386/i386-builtins.c: New file.
2683 * config/i386/i386-builtins.h: New file.
2684 * config/i386/i386-expand.c: New file.
2685 * config/i386/i386-expand.h: New file.
2686 * config/i386/i386-features.c: New file.
2687 * config/i386/i386-features.h: New file.
2688 * config/i386/i386-options.c: New file.
2689 * config/i386/i386-options.h: New file.
2690 * config.gcc: Add new files into extra_objs and
2692 * config/i386/i386.c: Split content of the file
2693 into newly introduced files.
2694 * config/i386/i386.h: Declare common variables
2696 * config/i386/t-i386: Define dependencies for new files.
2698 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
2701 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
2702 Restrict 'all' variant to 32-bit configurations.
2703 (unaligned_loadhiu): Likewise.
2704 (unaligned_storehi): Likewise.
2705 (unaligned_storesi): Likewise.
2706 (unaligned_loadhis): Disable when compiling for thumb1.
2708 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
2710 PR tree-optimization/90269
2711 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
2714 2019-05-03 Martin Liska <mliska@suse.cz>
2716 * hash-map.h: Add is_empty function.
2717 * hash-set.h: Likewise.
2718 * hash-table.h: Likewise.
2719 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
2720 elements () == 0 (and similar usages).
2721 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
2722 * gimplify.c (gimplify_bind_expr): Likewise.
2723 (gimplify_switch_expr): Likewise.
2724 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
2725 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
2726 * postreload-gcse.c (dump_hash_table): Likewise.
2727 (gcse_after_reload_main): Likewise.
2728 * predict.c (combine_predictions_for_bb): Likewise.
2729 * tree-parloops.c (reduction_phi): Likewise.
2730 (separate_decls_in_region): Likewise.
2731 (transform_to_exit_first_loop): Likewise.
2732 (gen_parallel_loop): Likewise.
2733 (gather_scalar_reductions): Likewise.
2734 (try_create_reduction_list): Likewise.
2735 * var-tracking.c (dump_vars): Likewise.
2736 (emit_notes_for_changes): Likewise.
2737 (vt_emit_notes): Likewise.
2739 2019-05-03 Richard Biener <rguenther@suse.de>
2741 PR tree-optimization/90316
2742 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
2745 2019-05-03 Richard Biener <rguenther@suse.de>
2747 * tree-vect-stmts.c (get_group_load_store_type): Avoid
2748 peeling for gaps by loading only lower halves of vectors
2750 (vectorizable_load): Likewise.
2752 2019-05-03 Richard Biener <rguenther@suse.de>
2755 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
2757 2019-05-03 Richard Biener <rguenther@suse.de>
2760 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
2761 Handle STRING_CST vs DECL or STRING_CST.
2763 2019-05-03 Richard Biener <rguenther@suse.de>
2765 PR tree-optimization/88963
2766 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
2767 vector loads feeding only BIT_FIELD_REFs to component
2768 loads. Rewrite stores fed by CONSTRUCTORs to component
2771 2019-05-03 Jakub Jelinek <jakub@redhat.com>
2773 * opts.h (finish_options): Remove lang_mask argument.
2774 (print_help, help_option_argument): Declare.
2775 * opts.c (print_help): Remove forward declaration, no longer static.
2776 (finish_options): Remove lang_mask argument, don't call print_help
2778 * opts-global.c (decode_options): Adjust finish_option caller, call
2781 PR tree-optimization/90303
2782 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
2783 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
2785 2019-05-03 Richard Biener <rguenther@suse.de>
2787 PR tree-optimization/89698
2788 * gimple-fold.c (canonicalize_constructor_val): Early out
2789 for constants, handle unfolded INTEGER_CSTs as they appear in
2790 C++ virtual table ctors.
2792 2019-05-03 Richard Biener <rguenther@suse.de>
2794 * passes.c (execute_function_todo): Remove dead code.
2796 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2798 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
2799 the internal register number, for any "real" register.
2801 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
2803 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
2804 correct numbers for TFHAR, TFIAR, TEXASR.
2806 2019-05-02 Richard Biener <rguenther@suse.de>
2808 PR tree-optimization/89653
2809 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
2810 update-address-taken before the pass.
2811 * passes.def (pass_tree_loop_init): Put comment before it.
2813 2019-05-02 Richard Biener <rguenther@suse.de>
2815 PR tree-optimization/89509
2816 * tree-ssa-structalias.c (compute_dependence_clique): Look
2817 at the first subvar when determining whether it is restrict.
2819 2019-05-02 Richard Biener <rguenther@suse.de>
2821 PR tree-optimization/90273
2822 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
2823 useless debug stmts.
2825 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2827 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
2829 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
2831 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
2832 VEC_COND_EXPR be inserted to emulate a conditional internal function.
2833 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
2834 (vectorizable_reduction): Use the functions above to vectorize in a
2835 fully masked loop codes that don't have a conditional internal
2838 2019-05-02 Martin Liska <mliska@suse.cz>
2840 * cgraphclones.c: Call valid_attribute_p with 1 for
2842 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
2843 it's for target attribute.
2844 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
2845 Add new boolean argument.
2846 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
2848 (ix86_valid_target_attribute_tree): Pass target_clone_attr
2849 to ix86_valid_target_attribute_inner_p.
2850 (ix86_valid_target_attribute_p): Pass flags argument to
2851 ix86_valid_target_attribute_inner_p.
2852 (get_builtin_code_for_version): Use 0 as it's target attribute.
2854 2019-05-02 Martin Liska <mliska@suse.cz>
2856 * gcc.c (process_command): Add dummy file only
2858 * opts-global.c (decode_options): Pass lang_mask.
2859 * opts.c (print_help): New function.
2860 (finish_options): Print --help if help_option_argument
2862 (common_handle_option): Factor out content of OPT__help_
2864 * opts.h (finish_options): Add new argument.
2866 2019-05-02 Martin Liska <mliska@suse.cz>
2869 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
2870 With -minline-all-stringops use inline expansion using 4B loop.
2871 * doc/invoke.texi: Document the change of
2872 -minline-all-stringops.
2874 2019-05-01 Jeff Law <law@redhat.com>
2876 PR tree-optimization/88797
2877 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
2878 PHI feeds a conditional on the RHS of an assignment.
2880 2019-04-30 Andrew Waterman <andrew@sifive.com>
2881 Jim Wilson <jimw@sifive.com>
2883 * config/riscv/constraints.md (L): New.
2884 * config/riscv/predicates.md (lui_operand): New.
2885 (sfb_alu_operand): New.
2886 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
2887 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
2888 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
2889 * config/riscv/risc.md (type): Add sfb_alu.
2890 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
2891 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
2892 (branch_zero<mode>): Delete.
2894 (mov<GPR:mode><X:mode>cc): Likewise.
2895 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
2897 2019-04-30 Nathan Sidwell <nathan@acm.org>
2899 * tree.h (MARK_TS_EXP): New.
2901 2019-04-30 Martin Liska <mliska@suse.cz>
2903 * opts.c (enable_warning_as_error): Provide hints
2904 for unknown options.
2906 2019-04-30 Martin Liska <mliska@suse.cz>
2909 * doc/invoke.texi: Add missing dash for gas-locview-support
2910 and gno-as-locview-support.
2912 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2915 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
2916 whitespace at the start of target attribute string.
2918 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2921 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
2922 Define __ARM_FEATURE_ATOMICS.
2924 2019-04-30 Martin Liska <mliska@suse.cz>
2926 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
2927 into built_in_function enum. Remove code for endp == 2 and
2928 use BUILT_IN_* constants.
2929 (gimple_fold_builtin): Call the function with fcode.
2931 2019-04-30 Martin Liska <mliska@suse.cz>
2933 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
2934 DECL_FUNCTION_CODE into ix86_builtins enum before
2935 the switch statement.
2937 2019-04-30 Jakub Jelinek <jakub@redhat.com>
2939 PR tree-optimization/89475
2940 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
2943 2019-04-30 Martin Liska <mliska@suse.cz>
2945 PR translation/90274
2946 * opts.c (print_filtered_help): Wrap string in _(...).
2948 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
2950 PR tree-optimization/90240
2952 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
2954 PR tree-optimization/90078
2955 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
2956 checks for infinite_cost overflow.
2958 2019-04-29 Jeff Law <law@redhat.com>
2960 * passes.def: Move -Wrestrict pass after copy propagation.
2962 2019-04-29 Maya Rashish <coypu@sdf.org>
2964 * config.gcc (default_gnu_indirect_function): Default to yes
2965 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
2966 sparc*-*-netbsd*, x86_64-*-netbsd*.
2968 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
2970 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
2971 where cond2 is NE_EXPR.
2972 (is_value_included_in): Update comment.
2974 2019-04-29 Richard Biener <rguenther@suse.de>
2976 PR tree-optimization/90278
2977 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
2978 EH on comparison simplification.
2980 2019-04-29 Jason Merrill <jason@redhat.com>
2982 PR c++/82081 - tail call optimization breaks noexcept
2983 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
2984 nothrow function to a might-throw function into a tail call.
2986 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
2988 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
2989 (DDR_INNER_LOOP): Likewise.
2990 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
2991 (initialize_data_dependence_relation): Likewise.
2992 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
2994 2019-04-29 Jakub Jelinek <jakub@redhat.com>
2996 PR rtl-optimization/90257
2997 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3001 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3005 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3008 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3011 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3013 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3015 2019-04-29 Richard Biener <rguenther@suse.de>
3017 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3020 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3022 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3023 varasm.h, and netbsd-protos.h.
3025 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3028 * config/i386/i386-protos.h (ix86_data_alignment): Change
3029 the second argument type to unsigned int.
3030 * config/i386/i386.c (ix86_data_alignment): Change "align"
3031 argument type to unsigned int.
3033 2019-04-27 Martin Liska <mliska@suse.cz>
3036 * opt-suggestions.c (option_proposer::build_option_suggestions):
3037 When get_valid_option_values returns empty values, add the
3038 misspelling candidate.
3040 2019-04-26 Jim Wilson <jimw@sifive.com>
3042 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3044 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3045 Pass orig_mode to riscv_build_integer.
3046 (riscv_split_integer): Pass mode to riscv_move_integer.
3047 (riscv_legitimize_const_move): Likewise.
3048 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3049 promoted_mode. Replace force_reg call with code to load constant into
3050 promoted reg and then subreg it for the store.
3051 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3054 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3056 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3059 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3061 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3062 commentary about the encoding of precision.
3064 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3066 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3067 * config/i386/t-freebsd64: New file.
3068 * config.gcc: Add the t-freebsd64 for multilib support.
3070 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3072 * doc/extend.texi (vector_size): Add missing comma after @xref.
3074 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3076 * BASE-VER: Set to 10.0.0.
3078 2019-04-25 Richard Biener <rguenther@suse.de>
3081 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3082 VIEW_CONVERT_EXPR into one operating on an rvalue.
3084 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3087 * config/i386/i386.c (feature_priority): Moved to file scope.
3088 (processor_features): Likewise.
3089 (processor_model): Likewise.
3090 (_arch_names_table): Likewise.
3091 (arch_names_table): Likewise.
3092 (_feature_list): Removed.
3093 (feature_list): Likewise.
3094 (_isa_names_table): Moved to file scope. Add priority.
3095 (isa_names_table): Likewise.
3096 (get_builtin_code_for_version): Replace feature_list with
3097 isa_names_table. Update error message for P_ZERO priority.
3099 2019-04-25 Richard Biener <rguenther@suse.de>
3101 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3102 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3104 2019-04-24 Jeff Law <law@redhat.com>
3106 PR tree-optimization/90037
3107 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3108 * passes.def: Replace all instance of phi-only cprop with the
3109 lattice propagator. Move propagation pass from after erroneous
3110 path isolation to before erroneous path isolation.
3111 * tree-ssa-phionlycprop.c: Remove.
3113 2019-04-24 Richard Biener <rguenther@suse.de>
3116 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3117 by size and BITS_PER_UNIT on poly-wide-ints.
3119 2019-04-25 Richard Biener <rguenther@suse.de>
3122 * match.pd: Add pattern to simplify view-conversion of an
3125 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3127 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3128 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3129 for Go on 32 bit AIX.
3130 * config/rs6000/aix72.h: Likewise.
3132 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3135 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3136 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3138 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3141 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3142 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3143 for restored hard frame pointer.
3144 (s390_sched_dependencies_evaluation): Implement new target hook.
3145 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3147 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3149 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3150 * config/arc/arc.c (arc_init): Cleanup warning message.
3151 (arc_override_options): Likewise.
3153 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3156 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3157 a register if both if_true and if_false are MEMs.
3159 PR tree-optimization/90208
3160 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3161 after labels of new_bb, not before them.
3163 PR tree-optimization/90211
3164 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3165 which are not SSA_NAMEs.
3167 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3169 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3171 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3173 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3175 PR rtl-optimization/87979
3176 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3179 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3181 PR rtl-optimization/84032
3182 * modulo-sched.c (ps_insn_find_column): Change condition so that
3183 branch will always be the last insn in a row inside partial
3186 2019-04-23 Richard Biener <rguenther@suse.de>
3189 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3190 dest_single_pred_p argument.
3191 (remove_forwarder_block): Adjust.
3192 (remove_forwarder_block_with_phi): Likewise.
3194 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3195 Bernd Edlinger <bernd.edlinger@hotmail.de>
3196 Jakub Jelinek <jakub@redhat.com>
3199 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3200 if used with general-regs-only.
3201 (arm_conditional_register_usage): Don't add non-general regs if
3203 (arm_valid_target_attribute_rec): Handle general-regs-only.
3204 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3206 (TARGET_HARD_FLOAT_SUB): Define.
3207 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3208 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3209 (TARGET_REALLY_IWMMXT2): Likewise.
3210 * config/arm/arm.opt: Add -mgeneral-regs-only.
3211 * doc/extend.texi: Document ARM general-regs-only target.
3212 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3214 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3216 PR tree-optimization/90078
3217 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3218 checks for infinite_cost overflow.
3220 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3222 PR tree-optimization/90021
3223 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3224 and check univariate against it.
3225 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3226 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3228 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3232 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3235 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3238 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3240 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3242 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3244 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3245 names using operand format, rather than hard-wired.
3246 (speculation_barrier): Likewise.
3248 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3250 PR tree-optimization/88055
3251 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3252 (gen_one_condition): Use it if !HONOR_NANS.
3254 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3257 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3258 assign_temp instead of gen_reg_rtx.
3260 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3262 PR translation/90118
3263 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3264 Add missing space before %<.
3266 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3268 PR rtl-optimization/87871
3269 * ira-lives.c (make_object_dead): Don't add conflicts to
3270 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3272 2019-04-18 Martin Sebor <msebor@redhat.com>
3275 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3276 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3277 assuming type size fits in SHWI.
3279 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3282 * ipa-inline.c (flatten_function): New parameter UPDATE.
3283 (ipa_inline, early_inliner): Use it.
3285 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3287 * fold-const.c (int_const_binop): Return early on failure.
3289 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3292 * combine.c (force_int_to_mode): Cast the argument rather than
3293 the result of known_alignment.
3294 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
3296 2019-04-18 Richard Biener <rguenther@suse.de>
3299 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
3301 (remove_forwarder_block): ... here.
3302 (remove_forwarder_block_with_phi): Also move debug stmts here.
3304 2019-04-18 Jakub Jelinek <jakub@redhat.com>
3306 PR translation/79183
3307 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
3308 inform where appropriate.
3310 2019-04-18 Richard Biener <rguenther@suse.de>
3312 * tree.c (get_qualified_type): Put found type variants at the
3313 head of the variant list.
3315 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3317 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
3319 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
3322 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
3323 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
3324 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
3325 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
3326 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
3328 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3330 * ira-conflicts.c (print_allocno_conflicts): Always print something,
3331 even for allocno's with no conflicts.
3332 (print_conflicts): Print an extra newline.
3334 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3336 * auto-inc-dec.c (attempt_change): Set the alignment of the
3337 temporary memory to that of the original.
3339 2019-04-17 Joao Moreira <jmoreira@suse.de>
3341 * targhooks.c (default_print_patchable_function_entry): Emit
3342 __patchable_function_entries section with writable flags to allow
3343 relocation resolution.
3345 2019-04-17 Jonny Grant <jg@jguk.org>
3347 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
3349 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3352 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3355 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3357 * config/arc/arc.c (arc_init): Format diagnostic string.
3358 (arc_override_options): Likewise.
3359 (check_if_valid_regno_const): Likewise.
3360 (arc_reorg): Likewise.
3362 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3365 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3367 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3369 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3370 (*movdi_update1): Use Pmode.
3371 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3372 (movdi_<mode>_update_stack): Rename to ...
3373 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3375 (*movsi_update1): Use Pmode.
3376 (*movsi_update2): Use Pmode.
3377 (movsi_update): Rename to ...
3378 (movsi_<mode>_update): ... this. Use Pmode.
3379 (movsi_update_stack): Fix condition.
3380 (*movhi_update1): Use Pmode. Fix argument to
3381 avoiding_indexed_address_p.
3382 (*movhi_update2): Ditto.
3383 (*movhi_update3): Ditto.
3384 (*movhi_update4): Ditto.
3385 (*movqi_update1): Ditto.
3386 (*movqi_update2): Ditto.
3387 (*movqi_update3): Ditto.
3388 (*movsf_update1, *movdf_update1): Merge, rename to...
3389 (*mov<mode>_update1): This. Use Pmode. Fix argument to
3390 avoiding_indexed_address_p. Add "size" attribute.
3391 (*movsf_update2, *movdf_update2): Merge, rename to...
3392 (*mov<mode>_update2): This. Ditto.
3393 (*movsf_update3): Use Pmode. Fix argument to
3394 avoiding_indexed_address_p.
3395 (*movsf_update4): Ditto.
3396 (allocate_stack): Simplify condition. Adjust pattern names.
3398 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3401 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
3402 whitespace at the start of target attribute string.
3404 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
3407 * config/rs6000/power9.md: Add store forwarding bypass.
3409 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
3412 * valtrack.c (dead_debug_insert_temp): Reset debug references
3413 to the return value of a call being removed.
3415 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3417 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
3418 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
3419 implement target hook.
3420 (arc_memory_move_cost): New function.
3421 (TARGET_REGISTER_MOVE_COST): Define.
3422 (TARGET_MEMORY_MOVE_COST): Likewise.
3423 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
3424 (MEMORY_MOVE_COST): Likewise.
3426 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3428 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
3429 (sibcall_value_insn): Likewise.
3430 * config/arc/constraints.md (Rs5): Remove.
3432 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3434 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
3435 for last two fake registers.
3436 (arc_conditional_register_usage): Make sure fake frame and arg
3437 pointer regs are in general regs class.
3438 (FRAME_POINTER_MASK): Remove.
3439 (RETURN_ADDR_MASK): Remove.
3440 (arc_must_save_register): Use hard frame regnum.
3441 (frame_restore_reg): Use hard_frame_pointer_rtx.
3442 (arc_save_callee_saves): Likewise.
3443 (arc_restore_callee_saves): Likewise.
3444 (arc_save_callee_enter): Likewise.
3445 (arc_restore_callee_leave): Likewise.
3446 (arc_save_callee_milli): Likewise.
3447 (arc_eh_return_address_location): Likewise.
3448 (arc_check_multi): Use hard frame regnum.
3449 (arc_can_eliminate): Likewise.
3450 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
3451 for register allocator.
3452 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
3453 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
3454 (FRAME_POINTER_REGNUM): Change it to a fake register.
3455 (HARD_FRAME_POINTER_REGNUM): Defined.
3456 (ARG_POINTER_REGNUM): Change it to a new fake register.
3457 (ELIMINABLE_REGS): Update.
3458 (REGISTER_NAMES): Update names.
3459 * config/arc/arc.md (LP_START): Remove.
3461 (shift_si3_loop): Update pattern.
3463 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3465 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
3466 to avoid delay slot scheduling.
3467 (arc_must_save_register): Don't save SP.
3468 * config/arc/arc.md (stack_tie): Remove.
3469 (UNSPEC_ARC_STKTIE): Likewise.
3471 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
3472 Shiva Chen <shiva0217@gmail.com>
3474 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
3475 code gen with large shift amount.
3477 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
3479 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
3482 2019-04-16 Jakub Jelinek <jakub@redhat.com>
3485 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
3486 print -m64/-mx32/-m32 if it is true.
3487 (ix86_debug_options, ix86_function_specific_print): Pass true as
3488 ADD_ABI_P to ix86_target_string.
3489 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
3490 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
3491 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
3493 PR rtl-optimization/90082
3494 * dce.c (can_delete_call): New function.
3495 (deletable_insn_p, mark_insn): Use it.
3497 PR tree-optimization/90090
3498 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
3500 (is_division_by_square): Likewise. Formatting fix.
3502 2019-04-16 Richard Biener <rguenther@suse.de>
3504 PR tree-optimization/56049
3505 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
3506 equality check if alias-set zero will prevail.
3508 2019-04-15 Jeff Law <law@redhat.com>
3510 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
3511 size and alignment as unsigned.
3513 2019-04-15 Richard Biener <rguenther@suse.de>
3516 * tree-loop-distribution.c (destroy_loop): Preserve correct
3519 2019-04-15 Richard Biener <rguenther@suse.de>
3521 PR tree-optimization/90071
3522 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
3523 abnormal operands from def stmts.
3525 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
3527 PR rtl-optimization/89794
3528 * combine.c (count_auto_inc): New function.
3529 (try_combine): Count how many auto_inc expressions there were in the
3530 original instructions. Ensure we have the same number in the new
3531 instructions. Remove the code that tried to ensure auto_inc side
3532 effects on i1 and i0 are not lost.
3534 2019-04-15 Richard Biener <rguenther@suse.de>
3537 * tree.h (auto_var_p): Declare.
3538 * tree.c (auto_var_p): New function, split out from ...
3539 (auto_var_in_fn_p): ... here.
3540 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
3542 (new_var_info): Initialize it.
3543 (set_uids_in_ptset): Also set the shadow variable uid if required.
3544 (ipa_pta_execute): Postprocess points-to solutions assigning
3545 shadow variable uids for locals that may reach their containing
3546 function recursively.
3547 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
3548 assert but instead check whether the points-to solution is
3551 2019-04-15 Martin Jambor <mjambor@suse.cz>
3554 * cgraph.c (clone_of_p): Loop over clone chain for each step in
3557 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3559 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
3561 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3562 Kito Cheng <kito.cheng@gmail.com>
3563 Shiva Chen <shiva0217@gmail.com>
3565 * config/nds32/nds32-md-auxiliary.c
3566 (nds32_legitimize_pic_address): Use new PIC pattern.
3567 (nds32_legitimize_tls_address): Use new TLS pattern.
3568 (nds32_output_symrel): New.
3569 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
3570 (nds32_alloc_relax_group_id): Ditto.
3571 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
3572 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
3574 (nds32_group_tls_insn): Ditto.
3575 (nds32_group_float_insns): Ditto.
3576 * config/nds32/nds32.md (tls_le): New.
3579 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
3581 * configure: Add nds32 target for dwarf2 debug_line checking.
3582 * configure.ac: Regenerated.
3584 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
3587 * ipa-devirt.c (skip_in_fields_list_p): New.
3588 (odr_types_equivalent_p): Use it.
3590 2019-04-13 Jakub Jelinek <jakub@redhat.com>
3593 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
3594 instead of strncmp when checking for thumb and arm. Formatting fixes.
3596 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
3598 * doc/install.texi: Document --with-target-system-zlib.
3600 2019-04-12 Martin Sebor <msebor@redhat.com>
3606 * targhooks.c (default_vector_alignment): Avoid assuming
3607 argument fits in SHWI.
3608 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
3610 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
3612 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3614 PR rtl-optimization/89965
3615 * dce.c: Include rtl-iter.h.
3616 (struct check_argument_load_data): New type.
3617 (check_argument_load): New function.
3618 (find_call_stack_args): Check for loads from stack slots still tracked
3619 in sp_bytes and punt if any is found.
3621 * config/mips/loongson-mmiintrin.h: Fix up #error message.
3623 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
3625 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
3626 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
3628 2019-04-12 Martin Liska <mliska@suse.cz>
3631 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
3633 (separate_attrs): Handle multiple 'default's.
3634 (expand_target_clones): Rework error handling code.
3636 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
3639 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
3640 mode of vector rather than mode of destination for move instruction.
3641 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
3642 Use QI inner mode with V16QI vector mode.
3644 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3647 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
3648 "invalid %%t operand" in output_operand_lossage message.
3650 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
3652 * config/s390/predicates.md (permute_pattern_operand): New
3654 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
3655 operand for the permute pattern.
3656 ("*vec_perm<mode>"): New insn definition.
3657 ("bswap<mode>"): Generate the permute pattern operand in the
3658 expander and perform the operand reloads for pre arch13 level
3660 ("*bswap<mode>_emu"): Rename to ...
3661 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
3662 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
3663 Add the USE operand for the permute pattern.
3664 ("*vec_set_bswap_vec<mode>"): Likewise.
3666 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3669 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
3670 and gcc_unreachable if it fails, just call tree_to_uhwi which
3671 verifies that too. Test TREE_CHAIN instead of list_length > 1.
3672 Start warning message with a lower-case letter. Formatting fixes.
3674 PR rtl-optimization/90026
3675 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
3676 successors, look for BARRIERs inside of the whole BB_FOOTER chain
3677 rather than just at the start of it. If e->src BB_FOOTER is not NULL
3678 in cfglayout mode, use emit_barrier_after_bb.
3680 2018-04-11 Steve Ellcey <sellcey@marvell.com>
3682 PR rtl-optimization/87763
3683 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
3686 2019-04-11 Tom de Vries <tdevries@suse.de>
3688 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
3689 max macro using statement expression.
3691 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
3693 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
3694 * xcoffout.c (xcoff_private_rodata_section_name): Define.
3695 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
3696 read_only_private_data_section using xcoff_private_rodata_section_name.
3697 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
3699 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
3702 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
3704 2019-04-11 Jakub Jelinek <jakub@redhat.com>
3706 PR rtl-optimization/89965
3707 * dce.c (sp_based_mem_offset): New function.
3708 (find_call_stack_args): Use sp_based_mem_offset.
3710 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
3712 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
3714 2019-04-11 Richard Biener <rguenther@suse.de>
3716 PR tree-optimization/90020
3717 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
3718 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
3719 * tree-ssa-pre.c (compute_avail): Use it to not put
3720 possibly trapping references after a call that might not
3721 return into EXP_GEN.
3722 * gcse.c (compute_hash_table_work): Do not elide
3723 marking a block containing a call if the call might not
3726 2019-04-11 Richard Biener <rguenther@suse.de>
3728 PR tree-optimization/90018
3729 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
3730 Test both SLP and interleaving variants.
3732 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
3734 * config/s390/8561.md: New file.
3735 * config/s390/driver-native.c (s390_host_detect_local_cpu):
3736 Add arch13 cpu model.
3737 * config/s390/s390-opts.h (enum processor_type): Likewise.
3738 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
3739 (s390_get_unit_mask): Likewise.
3740 (s390_is_fpd): Likewise.
3741 (s390_is_fxd): Likewise.
3742 * config/s390/s390.h (s390_tune_attr): Likewise.
3743 * config/s390/s390.md: Include arch13 pipeline description.
3744 * config/s390/s390.opt: Add arch13.
3746 2018-04-10 Steve Ellcey <sellcey@marvell.com>
3748 PR rtl-optimization/87763
3749 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
3751 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
3753 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
3755 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
3756 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
3757 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
3758 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
3760 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
3762 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
3763 "Although" in -fipa-icf documentation.
3765 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
3766 of using multiple -g options.
3768 2019-04-10 Martin Liska <mliska@suse.cz>
3770 PR gcov-profile/89959
3771 * doc/gcov.texi: Make documentation of -x option
3774 2019-04-10 Richard Biener <rguenther@suse.de>
3776 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
3778 (DR_GROUP_SAME_DR_STMT): Remove.
3779 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
3780 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
3781 replace with assert.
3782 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
3783 (vect_record_grouped_load_vectors): Remove unreachable code.
3785 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
3788 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
3789 obsolete reference to N.
3791 2019-04-10 Jakub Jelinek <jakub@redhat.com>
3794 * expr.c (store_expr): Set properly size on the MEM passed to
3798 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
3799 with strlen in between hostsz-3 and hostsz-1 inclusive when no
3800 translation is needed, and when translation is needed, only append
3801 ... if the string length is hostsz or more bytes long. Avoid using
3804 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
3807 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
3808 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
3810 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
3811 differences directly.
3812 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
3814 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3816 PR translation/90011
3817 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
3819 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
3821 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
3822 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
3823 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
3824 trailing space from -gsplit-dwarf diagnostics.
3826 PR tree-optimization/89998
3827 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
3828 instead of integer_type_node if possible, don't add ranges if return
3829 type is not compatible with int.
3830 * gimple-fold.c (gimple_fold_builtin_sprintf,
3831 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
3834 2019-04-09 Martin Liska <mliska@suse.cz>
3836 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
3837 * doc/install.texi: Document the new config.
3839 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
3841 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
3842 use gimple_expr_type for load and store calls. Skip over the
3843 condition argument in a conditional internal function.
3844 Protect use of TREE_INT_CST_LOW.
3846 2019-04-09 Jakub Jelinek <jakub@redhat.com>
3849 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
3850 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
3851 trailing period from it too.
3853 2019-04-08 wu yuan <wuyuan5@huawei.com>
3855 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
3856 * config/aarch64/aarch64.md : Add "tsv110.md"
3857 * config/aarch64/tsv110.md: New file.
3859 2019-04-08 Richard Biener <rguenther@suse.de>
3861 PR tree-optimization/90006
3862 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
3865 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
3868 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
3870 (fma_root_node): Likewise.
3871 (func_fma_steering): Likewise.
3873 2019-04-08 Jakub Jelinek <jakub@redhat.com>
3875 PR rtl-optimization/89865
3876 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
3878 PR rtl-optimization/89865
3879 * config/i386/i386.md
3880 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
3881 numbers not to clash with the additional operands[4].
3882 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
3883 with extra register copy in the middle.
3885 2019-04-08 Martin Liska <mliska@suse.cz>
3887 PR gcov-profile/89961
3888 * doc/gcov.texi: Document data_file.
3889 * gcov.c (generate_results): Add data_info into JSON output.
3891 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
3893 PR tree-optimization/89725
3894 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
3895 loop's chrec as invariant symbol.
3896 * tree-chrec.h (chrec_contains_symbols): New parameter.
3897 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
3898 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
3899 function of loops not in DDR's loop_nest.
3900 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
3902 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
3905 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
3908 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
3911 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
3912 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
3914 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
3916 * sched-deps.c (sched_macro_fuse_insns): Check return value of
3917 targetm.fixed_condition_code_regs.
3919 2019-04-05 Richard Biener <rguenther@suse.de>
3923 * tree-cfgcleanup.c (remove_forwarder_block): Always move
3924 debug bind stmts but reset them if they are not valid at the
3927 2019-04-05 Martin Liska <mliska@suse.cz>
3929 PR translation/89936
3930 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
3931 order to wrap keywords or arguments.
3932 * collect2.c (main): Likewise.
3933 (scan_prog_file): Likewise.
3934 (scan_libraries): Likewise.
3935 * common/config/riscv/riscv-common.c
3936 (riscv_subset_list::parsing_subset_version): Likewise.
3937 (riscv_subset_list::parse_std_ext): Likewise.
3938 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3940 * config/arm/arm.c (arm_option_override): Likewise.
3941 * config/cris/cris.c (cris_print_operand): Likewise.
3942 * config/darwin-c.c (darwin_pragma_options): Likewise.
3943 (darwin_pragma_unused): Likewise.
3944 (darwin_pragma_ms_struct): Likewise.
3945 * config/ft32/ft32.c (ft32_print_operand): Likewise.
3946 * config/i386/i386.c (print_reg): Likewise.
3947 (ix86_print_operand): Likewise.
3948 * config/i386/xm-djgpp.h: Likewise.
3949 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
3950 * config/m32c/m32c.c (m32c_option_override): Likewise.
3951 * config/msp430/msp430.c (msp430_option_override): Likewise.
3952 * config/nds32/nds32.c (nds32_option_override): Likewise.
3953 * config/nvptx/mkoffload.c (main): Likewise.
3954 * config/rx/rx.c (rx_print_operand): Likewise.
3955 (valid_psw_flag): Likewise.
3956 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
3957 (vms_pragma_nomember_alignment): Likewise.
3958 (vms_pragma_extern_model): Likewise.
3959 * lto-wrapper.c (compile_offload_image): Likewise.
3960 * omp-offload.c (oacc_parse_default_dims): Likewise.
3961 * symtab.c (symtab_node::verify_base): Likewise.
3962 * tlink.c (recompile_files): Likewise.
3963 (start_tweaking): Likewise.
3964 * tree-profile.c (parse_profile_filter): Likewise.
3966 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
3968 PR tree-optimization/89956
3969 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
3970 multiple negates of the same value.
3972 2019-04-04 Martin Sebor <msebor@redhat.com>
3976 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
3977 have the same precision since the function crashes otherwise.
3978 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
3979 has non-zero arguments.
3981 2019-04-04 Martin Sebor <msebor@redhat.com>
3984 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
3985 out if the number of arguments is less than expected.
3987 2019-04-04 Jeff Law <law@redhat.com>
3989 PR rtl-optimization/89399
3990 * ree.c (combine_set_extension): Use single_set rather than
3991 digging into PATTERN for items on the candidate list.
3992 (combine_reaching_defs): Likewise.
3994 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
3996 PR rtl-optimization/46590
3997 * loop-invariant.c (find_defs): Move df_remove_problem and
3998 df_process_deferred_rescans to move_invariants.
3999 Move df_live_add_problem and df_live_set_all_dirty calls
4001 (move_invariants): Likewise.
4002 (move_loop_invariants): Likewise, making the df_live calls
4003 conditional on -O. Remove the problem again if we added it
4006 2019-04-03 qing zhao <qing.zhao@oracle.com>
4008 PR tree-optimization/89730
4009 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4010 -flive-patching=inline-only-static.
4011 (can_inline_edge_by_limits_p): Add the checking for
4012 -flive-patching=inline-only-static and grant always_inline
4013 even when -flive-patching=inline-only-static is specified.
4015 2019-04-03 Jeff Law <law@redhat.com>
4017 PR rtl-optimization/81025
4018 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4020 2019-04-03 Richard Biener <rguenther@suse.de>
4022 PR tree-optimization/84101
4023 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4024 regs.h for hard_regno_nregs.
4025 (cfun_returns): New helper.
4026 (vect_model_store_cost): When vectorizing a store to a decl
4027 we return and the function ABI returns in a multi-reg location
4028 account for the possible spilling that will happen.
4030 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4032 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4033 displacement addresses for vector mode operands.
4035 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4037 * config/arc/arc.c (GMASK_LEN): Define.
4038 (arc_restore_callee_saves): Restore first blink when
4041 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4043 * doc/extend.texi: Add deprecated comment on sign-return-address
4044 function attribute and add mbranch-protection.
4045 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4047 2019-04-03 Richard Biener <rguenther@suse.de>
4050 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4051 the all target phony.
4053 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4057 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4058 Return false for variable DImode shifts.
4059 (dimode_scalar_chain::compute_convert_gain): Do not handle
4060 register count operand in variable DImode shifts.
4061 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4062 count argument of a variable shift instruction to a vector register.
4063 (dimode_scalar_chain::convert_reg): Remove support to convert
4064 count argument of a variable shift instruction.
4066 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4068 PR rtl-optimization/84206
4069 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4070 iterating over loop headers.
4072 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4074 PR rtl-optimization/85876
4075 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4076 beyond the original fence.
4078 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4080 * config.gcc: Mark spu* targets as deprecated/obsolete.
4082 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4084 * config/s390/s390-builtin-types.def: New builtin function type
4085 definitions. Remove unused types.
4086 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4087 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4088 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4089 overloaded builtins.
4090 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4091 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4092 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4093 (vec_double, vec_signed, vec_unsigned): Define to use the new
4094 overloaded builtins.
4095 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4098 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4100 * config/s390/s390-builtin-types.def: New builtin function type
4102 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4103 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4104 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4105 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4106 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4107 constant definitions.
4108 * config/s390/vecintrin.h (vec_search_string_cc)
4109 (vec_search_string_until_zero_cc): New builtin name definitions.
4110 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4112 ("vec_vstrs<mode>"): New insn definition.
4114 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4116 * config/s390/s390-builtin-types.def: Add new builtin function
4118 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4119 New overloaded builtins.
4120 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4122 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4123 (UNSPEC_VEC_SLDBYTE): ... this.
4124 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4125 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4127 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4128 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4129 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4131 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4133 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4134 New insn definition.
4135 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4136 * config/s390/vector.md (V_HW_HSD): ... here.
4138 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4140 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4141 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4142 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4143 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4144 New insn definitions.
4146 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4148 * config/s390/s390-builtin-types.def: Add new builtin function type.
4149 * config/s390/s390-builtins.def: Add overloaded builtin
4150 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4151 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4152 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4153 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4154 ("eltswap<mode>"): New expander.
4155 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4158 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4160 * config/s390/s390-builtin-types.def: Add new builtin function types.
4161 * config/s390/s390-builtins.def: Add overloaded builtin
4162 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4164 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4165 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4166 ("bswap<mode>"): New expander.
4167 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4169 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4171 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4172 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4173 vector builtin version number in __VEC__.
4175 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4177 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4179 (SFSI): New mode attribute.
4180 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4181 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4183 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4184 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4185 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4186 ("floatsi<mode>2"): Add wcefb instruction.
4188 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4190 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4191 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4193 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4194 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4195 support 32 bit fp-int conversions. Rename to ...
4196 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4197 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4198 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4199 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4202 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4204 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4205 if-then-else constructs if we can use the select instruction.
4206 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4208 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4210 * config/s390/s390.md ("*popcountdi_arch13_cc")
4211 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4213 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4214 Append _z196 to make it ...
4215 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4216 ("popcounthi2_z196"): ... this.
4217 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4218 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4220 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4222 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4223 certain compares for arch13 in order to make use of the condition
4224 code result produced by the new instructions.
4225 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4226 nxrk, and nxgrk instruction patterns.
4227 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4228 (inv_no): Add new code iterator together with some attributes.
4229 ("*andc_split_<mode>"): Disable splitter for arch13.
4230 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4231 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4232 ("*<ANDOR:bitops_name>c<GPR:mode>")
4233 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4234 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4235 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4236 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4238 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4240 * common/config/s390/s390-common.c (processor_flags_table): New
4242 * config.gcc: Support arch13 with the --with-arch= configure flag.
4243 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4244 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4245 * config/s390/s390.c (s390_get_sched_attrmask)
4246 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4247 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4248 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4249 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4250 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4252 * config/s390/s390.opt: Support arch13 as processor type in
4253 command line options.
4255 2019-04-02 Martin Liska <mliska@suse.cz>
4257 PR translation/89912
4258 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4259 Fix param description of graphite-max-arrays-per-scop.
4261 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4263 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4264 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4265 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4267 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4269 PR rtl-optimization/85412
4270 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4271 sel_sched_region_1, not after.
4273 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4275 PR rtl-optimization/86928
4276 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4277 compute_live if necessary.
4278 (sel_redirect_edge_and_branch): Likewise.
4280 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4282 PR rtl-optimization/89865
4283 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4284 register if it is a part of small class.
4286 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4288 PR rtl-optimization/87273
4289 * sel-sched-ir.c (merge_fences): Remove assert.
4291 2019-04-01 Richard Biener <rguenther@suse.de>
4293 PR tree-optimization/46590
4294 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
4295 (dom_walker::m_reachability): Add in place of...
4296 (dom_walker::m_skip_unreachable_blocks): ...this.
4297 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
4298 Move complex initialization ...
4299 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
4300 lazily and initialize edge flags on each invocation.
4301 (dom_walker::bb_reachable): Use m_reachability.
4303 2019-04-01 Martin Liska <mliska@suse.cz>
4306 * opt-suggestions.c (option_proposer::build_option_suggestions):
4307 Add variant without any argument in order to provide better
4310 2019-04-01 Richard Biener <rguenther@suse.de>
4313 * gimple.c: Include langhooks.h.
4314 (gimple_get_alias_set): Treat enumeral types as the underlying
4317 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4318 Eric Botcazou <ebotcazou@adacore.com>
4320 PR rtl-optimization/89862
4321 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
4322 that operates on the full registers for WORD_REGISTER_OPERATIONS
4325 2019-03-29 Jim Wilson <jimw@sifive.com>
4327 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
4328 Clear MASK_RVC and then set if C subset supported.
4330 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4333 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4334 non-addressable complit into its initializer if it is volatile.
4336 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4338 * opts-common.c (integral_argument): Set errno properly in one case.
4340 2019-03-29 Martin Liska <mliska@suse.cz>
4342 * doc/invoke.texi: Remove -Wchkp from documentation.
4344 2019-03-29 Martin Liska <mliska@suse.cz>
4346 * dbgcnt.c (print_limit_reach): New function.
4349 2019-03-29 Martin Liska <mliska@suse.cz>
4351 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4352 (dbg_cnt_process_opt): Parse first tokens aas
4353 dbg_cnt_process_single_pair is also using strtok.
4355 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4357 PR rtl-optimization/87485
4358 * function.c (expand_function_end): Move stack_protect_epilogue
4359 before loading of return value into hard register(s).
4361 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4364 * tree-inline.h (struct copy_body_data): Add
4365 dont_remap_vla_if_no_change flag.
4366 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4367 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4368 and remap_type_2 returns false.
4369 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4370 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4371 only from where it is copied to nested contexts.
4373 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4376 * config/i386/i386.md (RMW operation with LEA peephole):
4377 Use LEAMODE mode attribute instead of SWI mode iterator for
4380 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4383 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
4384 Also process XEXP (src, 0) of a shift insn.
4386 2019-03-28 David Malcolm <dmalcolm@redhat.com>
4389 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
4390 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
4392 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4394 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
4396 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
4397 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
4398 immediately after first one with df_analyze in between, but rather
4399 process all bbs, queueing ones that need second pass in a worklist,
4400 df_analyze, process queued debug insn changes and if second pass is
4401 needed, process bbs from worklist, df_analyze, process queued debug
4404 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
4405 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
4406 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
4408 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
4411 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
4414 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
4417 * config/i386/i386.c (ix86_function_value_1): Call the newly added
4418 function for 32-bit MS_ABI.
4419 (function_value_ms_32): New function.
4421 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
4423 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
4424 (movdi): Call gen_movdi_symbol_save_scc.
4425 (gen_movdi_symbol_save_scc): New insn and split.
4427 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
4429 PR rtl-optimization/89313
4430 * function.c (matching_constraint_num): New static function.
4431 (match_asm_constraints_1): Use it. Fixup white space and comment.
4432 Don't replace inputs with non-matching constraints which conflict
4433 with early clobber outputs.
4435 2019-03-27 Jeff Law <law@redhat.com>
4438 PR rtl-optimization/87761
4439 PR rtl-optimization/89826
4440 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
4442 (pass_cprop_hardreg::execute): Call df_analyze after adding the
4443 note problem to get REG_DEAD/REG_UNUSED notes updated.
4445 2019-03-27 Richard Biener <rguenther@suse.de>
4447 PR tree-optimization/89463
4448 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
4449 queue edges to remove.
4450 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
4451 dead stmts. Delay edge removal until PHIs are removed to
4452 make debug-stmt creation not confused by seemingly degenerate
4455 2019-03-27 Alan Modra <amodra@gmail.com>
4457 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
4459 * config/rs6000/darwin.h: Likewise.
4460 * config/rs6000/rs6000.c: Likewise.
4462 2019-03-27 Alan Modra <amodra@gmail.com>
4464 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
4465 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
4467 2019-03-26 Andrew Waterman <andrew@sifive.com>
4468 Jim Wilson <jimw@sifive.com>
4470 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
4471 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
4472 (generic_idivdi, generic_fmul_single, generic_fmul_double)
4473 (generic_fdiv, generic_fsqrt): Add check for generic tune.
4474 (generic_alu): Add auipc to type list.
4475 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
4476 (riscv_microarchitecture): Declare.
4477 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
4478 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
4480 (riscv_microarchitecture): New.
4481 (sifive_7_tune_info): New.
4482 (riscv_cpu_info_table): Add microarchitecture value for rocket and
4483 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
4485 (riscv_store_data_bypass_p): New.
4486 (riscv_option_override): Set riscv_microarchitecture from
4487 cpu->microarchitecture.
4488 * config/riscv/riscv.md: Include sifive-7.md.
4491 (auipc<mode>): Change type to auipc.
4492 (restore_stack_nonlocal): New.
4493 * config/riscv/sifive-7.md: New.
4494 * doc/invoke.texi (RISC-V Options): Update mtune docs.
4496 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
4499 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4500 Also process XEXP (src, 0) of a shift insn.
4502 2019-03-26 Richard Biener <rguenther@suse.de>
4504 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
4505 (copy_debug_stmt): Likewise.
4506 (expand_call_inline): Likewise.
4507 (copy_bb): Avoid redundant lookup & set of gimple_block.
4508 * gimple-low.c (lower_gimple_return): Likewise.
4509 (lower_builtin_setjmp): Likewise.
4511 2019-03-26 Jakub Jelinek <jakub@redhat.com>
4513 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
4514 is constant 0, turn into static const data member initialized to false.
4515 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
4516 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
4518 2019-03-26 Jason Merrill <jason@redhat.com>
4519 Jakub Jelinek <jakub@redhat.com>
4521 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
4523 (mem_alloc_description::release_object_overhead): Fix comment typos.
4524 * hash-table.h (hash_table::~hash_table): Call
4525 release_instance_overhead only if m_entries is non-NULL, otherwise
4526 call unregister_descriptor.
4528 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
4530 PR tree-optimization/81740
4531 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4532 In case of outer loop vectorization, check for backward dependence
4533 at the inner loop if outer loop dependence is reversed.
4535 2019-03-26 Alan Modra <amodra@gmail.com>
4537 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
4538 rs6000_vector_mem init. Correct wI and wJ comment.
4540 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
4542 PR rtl-optimization/88347
4543 PR rtl-optimization/88423
4544 * sched-deps.c (sched_analyze_insn): Take into account that for
4545 tablejumps the barrier appears after a label and a jump_table_data.
4547 2019-03-25 Martin Sebor <msebor@redhat.com>
4550 * c-common.c (check_user_alignment): Rename local. Correct maximum
4551 alignment in diagnostic. Avoid assuming argument fits in SHWI,
4552 convert it to UHWI when it fits.
4554 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
4557 * dwarf2out.c (premark_used_variables): New function.
4558 (prune_unused_types_walk): Do not mark not premarked external
4560 (prune_unused_types): Call premark_used_variables.
4562 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
4564 PR rtl-optimization/89676
4565 * lra-constraints.c (curr_insn_transform): Do match reload for
4566 early clobbers when the match was successful only for different
4569 2019-03-25 Martin Sebor <msebor@redhat.com>
4571 * doc/extend.texi (Common Type Attributes): Document vector_size.
4572 (Common Variable Attributes): Mention size constraint. Correct
4574 (Vector Extensions): Use @dfn when defining bas type. Clarify
4575 base type and size constraints.
4577 2019-03-25 Richard Biener <rguenther@suse.de>
4579 PR tree-optimization/89789
4580 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
4581 changes from non-undefined back to undefined.
4583 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
4585 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
4586 heap string and a gc string, but since this variable is unknown to
4587 ggc the gc string might get reused and corrupted. Fixed by always
4588 using a heap string.
4590 2019-03-25 Richard Biener <rguenther@suse.de>
4592 PR tree-optimization/89779
4593 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
4594 to remove IV defs, delay actual removal.
4595 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
4596 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
4597 very end, properly also reset loop control IV information.
4599 2019-03-25 Richard Biener <rguenther@suse.de>
4601 PR tree-optimization/89802
4602 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
4603 move EH data to folded stmt.
4605 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4607 * config/s390/s390-builtin-types.def: Remove few unused types and
4608 fix sort order for others.
4610 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4612 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
4613 expected and found types with -mdebug during builtin matching.
4615 2019-03-25 Richard Biener <rguenther@suse.de>
4618 * fold-const.c (operand_equal_p): Revert last change with
4621 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
4623 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
4624 notes for the result of the __tls_get_addr calls.
4625 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
4627 2019-03-24 Jeff Law <law@redhat.com>
4629 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
4631 PR rtl-optimization/87761
4632 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
4633 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
4635 (pass_cprop_hardreg::execute): Add df note problem and defer insn
4636 rescans. Reprocess blocks as needed, calling df_analyze before
4637 reprocessing. Always call df_analyze before fixing up debug bind
4640 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
4642 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
4645 2019-03-22 Andrew Pinski <apinski@marvell.com>
4647 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
4648 attrribute for uxtw.
4650 2019-03-26 Jeff Law <law@redhat.com>
4652 PR rtl-optimization/87761
4653 * config/mips/mips-protos.h (mips_split_move): Add new argument.
4654 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
4655 (mips_split_move): Accept new INSN argument. Try to forward SRC
4656 into the next instruction.
4657 (mips_split_move_insn): Pass INSN through to mips_split_move.
4659 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
4661 PR rtl-optimization/89676
4662 * lra-constraints.c (curr_insn_transform): Do match reload for
4663 early clobbers even if the match was successful.
4665 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4668 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
4670 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
4672 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
4674 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4676 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
4677 <avx512>_fmsub_<mode>_mask3<round_name>,
4678 <avx512>_fnmadd_<mode>_mask3<round_name>,
4679 <avx512>_fnmsub_<mode>_mask3<round_name>,
4680 avx512f_vmfmadd_<mode>_mask3<round_name>,
4681 avx512f_vmfmsub_<mode>_mask3<round_name>,
4682 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
4683 instead of register_operand and %v instead of v for match_operand 1.
4684 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
4685 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
4686 <round_nimm_predicate> instead of register_operand and %v instead of v
4687 for match_operand 1.
4689 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
4690 <avx512>_fmadd_<mode>_mask3<round_name>,
4691 <avx512>_fmsub_<mode>_mask<round_name>,
4692 <avx512>_fmsub_<mode>_mask3<round_name>,
4693 <avx512>_fnmadd_<mode>_mask<round_name>,
4694 <avx512>_fnmadd_<mode>_mask3<round_name>,
4695 <avx512>_fnmsub_<mode>_mask<round_name>,
4696 <avx512>_fnmsub_<mode>_mask3<round_name>,
4697 <avx512>_fmaddsub_<mode>_mask<round_name>,
4698 <avx512>_fmaddsub_<mode>_mask3<round_name>,
4699 <avx512>_fmsubadd_<mode>_mask<round_name>,
4700 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
4701 <round_nimm_predicate> instead of nonimmediate_operand.
4702 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
4703 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
4704 Use register_operand instead of <round_nimm_predicate> for the
4705 operand that needs to match output.
4706 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
4707 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
4708 Likewise. Formatting fixes.
4711 * config/i386/i386.c (enum ix86_builtins): Remove
4712 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
4713 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
4714 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
4715 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
4716 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
4717 __builtin_ia32_vfmsubss3_mask3): New builtins.
4718 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
4719 avx512f_vmfmadd_<mode>_mask3<round_name>,
4720 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
4721 *avx512f_vmfmsub_<mode>_mask<round_name>,
4722 avx512f_vmfmsub_<mode>_mask3<round_name>,
4723 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
4724 *avx512f_vmfnmadd_<mode>_mask<round_name>,
4725 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
4726 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
4727 *avx512f_vmfnmsub_<mode>_mask<round_name>,
4728 avx512f_vmfnmsub_<mode>_mask3<round_name>,
4729 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
4730 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
4731 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
4732 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
4733 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
4734 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
4735 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
4736 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
4737 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
4738 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
4739 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
4740 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
4741 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
4742 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
4743 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
4744 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
4745 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
4746 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
4747 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
4748 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
4749 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
4750 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
4752 2019-03-21 Martin Sebor <msebor@redhat.com>
4754 PR tree-optimization/89350
4755 * builtins.c (compute_objsize): Also ignore offsets whose upper
4757 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
4758 (builtin_memref::builtin_memref): Initialize new member.
4759 Allow EXPR to be null.
4760 (builtin_memref::extend_offset_range): Replace local with a member.
4761 Avoid assuming pointer offsets are unsigned.
4762 (builtin_memref::set_base_and_offset): Determine base object
4763 before computing offset range.
4764 (builtin_access::builtin_access): Handle memset.
4765 (builtin_access::generic_overlap): Replace local with a member.
4766 (builtin_access::strcat_overlap): Same.
4767 (builtin_access::overlap): Same.
4768 (maybe_diag_overlap): Same.
4769 (maybe_diag_access_bounds): Same.
4770 (wrestrict_dom_walker::check_call): Handle memset.
4771 (check_bounds_or_overlap): Same.
4773 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
4774 Jakub Jelinek <jakub@redhat.com>
4777 * tree.c (fld_type_variant, fld_incomplete_type_of,
4778 fld_process_array_type): Call fld->pset.add and don't call
4779 add_tree_to_fld_list if it returns true.
4780 (free_lang_data_in_type): Similarly with self-recursive call. Purge
4781 non-marked types from TYPE_NEXT_VARIANT list.
4782 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
4784 2019-03-21 Jakub Jelinek <jakub@redhat.com>
4786 * hash-table.h (hash_table): Add Lazy template parameter defaulted
4787 to false, if true, don't alloc_entries during construction, but defer
4788 it to the first method that needs m_entries allocated.
4789 (hash_table::hash_table, hash_table::~hash_table,
4790 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
4791 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
4792 hash_table::clear_slot, hash_table::traverse_noresize,
4793 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
4794 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
4796 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
4797 NO_INSERT instead of find_with_hash.
4798 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
4799 hash_set::m_table): Add Lazy to template params of hash_table.
4800 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
4801 * attribs.c (test_attribute_exclusions): Likewise.
4802 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
4803 hash_set. Add tests for hash_set with Lazy = true.
4805 2019-03-21 Richard Biener <rguenther@suse.de>
4807 PR tree-optimization/89779
4808 * tree.c (tree_nop_conversion): Consolidate and fix defensive
4809 checks with respect to released SSA names now having error_mark_node
4811 * fold-const.c (operand_equal_p): Likewise.
4813 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
4816 * config/s390/s390.c (global_not_special_regno_p): Move to make it
4818 (s390_optimize_register_info): Use global_not_special_regno_p to
4819 check for global regs.
4821 2019-03-20 Jakub Jelinek <jakub@redhat.com>
4824 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
4825 update this_alternative nor this_alternative_set.
4827 2019-03-19 Jim Wilson <jimw@sifive.com>
4830 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
4831 align, size, offset. Use them to handle a BLKmode reference. Update
4833 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
4835 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4837 PR rtl-optimization/89768
4838 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
4840 (unroll_loop_runtime_iterations): Likewise.
4842 2019-03-19 Martin Sebor <msebor@redhat.com>
4844 PR tree-optimization/89644
4845 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
4846 rather than endptr as an indicator of nul-termination.
4848 PR tree-optimization/89644
4849 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
4850 arrays in determining sequence sizes in strncpy and stpncpy.
4852 2019-03-19 Martin Liska <mliska@suse.cz>
4855 * predict.c (combine_predictions_for_bb): Empty likely_edges and
4856 unlikely_edges if there's an edge that belongs to both these sets.
4858 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
4861 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
4862 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
4863 go via a stack temporary.
4865 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4868 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
4869 instead of gen_rtx_SUBREG.
4870 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
4872 2019-03-19 Richard Biener <rguenther@suse.de>
4875 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
4877 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
4881 * tree.c (free_lang_data_in_decl): Do not free context of C++
4884 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4887 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
4888 subs for the first alternative except when operands[3] is 1.
4891 * gimplify.c (gimplify_asm_expr): For output argument with
4892 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
4895 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
4897 PR rtl-optimization/89753
4898 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
4899 explicit unrolling factor even more robust.
4901 2019-03-19 Jakub Jelinek <jakub@redhat.com>
4904 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
4905 compensation use x2 += 1 instead of x2 -= -1 and when honoring
4906 signed zeros, do another copysign after the compensation.
4908 2019-03-18 Martin Sebor <msebor@redhat.com>
4910 PR tree-optimization/89720
4911 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
4912 more conservatively, the same as anti-range.
4914 2019-03-18 Richard Biener <rguenther@suse.de>
4917 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
4918 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
4919 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
4920 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
4922 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
4924 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
4925 Extend queue to 1024 entries.
4926 Add "consumed" field.
4927 (gomp_print_output): Remove print_index parameter.
4928 Add final parameter.
4929 Change limit to unsigned.
4930 Use consumed field to implement circular buffer.
4931 Detect interrupted print in final pass.
4932 Flush output at the end.
4933 (run): Update gomp_print_output usage.
4934 (main): Initialize kernargs->output_data.consumed.
4936 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
4938 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
4939 calculation of the minimum number of scalar iterations for
4940 fully-predicated loops.
4942 2019-03-18 Martin Jambor <mjambor@suse.cz>
4944 PR tree-optimization/89546
4945 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
4946 any propagation to its children took place.
4948 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
4951 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
4952 parameter, and make use of it.
4953 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
4955 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4957 * config/arc/arc.opt (mcode-density-frame): Get the inital value
4958 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
4959 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4960 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
4961 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
4962 match what the ops is doing.
4963 (push_multi_fp_blink): Likewise.
4964 * config/arc/arc.c (arc_override_options): Enable enter/leave when
4965 compiling for size and elf target.
4966 (arc_save_callee_enter): Adjust note to match what enter/leave
4969 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4971 * config/arc/arc.md (tst_movb): Fix constraint.
4973 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4975 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
4977 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
4979 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
4980 * config/arc/arc.c (arc_conditional_register_usage): Remove all
4981 reg_alloc_order references.
4982 (size_alloc_order): Define.
4983 (arc_adjust_reg_alloc_order): New function.
4984 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
4986 (ADJUST_REG_ALLOC_ORDER): Define.
4987 (HONOR_REG_ALLOC_ORDER): Likewise.
4989 2019-03-18 Richard Biener <rguenther@suse.de>
4992 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
4993 loads and stores a bit more.
4995 2019-03-18 Richard Biener <rguenther@suse.de>
4998 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
4999 load pessimization to stores as well.
5001 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5004 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5005 successor, use NULL as its av set.
5007 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5009 PR rtl-optimization/89721
5010 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5012 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5015 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5016 When handling vec_extract, use modular arithmetic to allow
5017 constant selectors greater than vector length.
5018 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5019 V1TImode vectors to have constant selector values greater than 0.
5020 Use modular arithmetic to compute vector index.
5021 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5022 index for in-memory vectors. Correct code generation for
5023 in-register vectors.
5024 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5027 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5031 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5034 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5037 * tree.c (inchash::add_expr): Strip any location wrappers.
5038 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5039 after hash verification.
5042 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5043 SIGN_EXTEND and ZERO_EXTEND.
5045 2019-03-14 Jason Merrill <jason@redhat.com>
5046 Jakub Jelinek <jakub@redhat.com>
5048 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5049 than if is_empty (*slot).
5050 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5051 existing elt and for elt removal.
5052 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5053 of already removed elt.
5055 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5058 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5061 2019-03-14 Martin Liska <mliska@suse.cz>
5064 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5066 2019-03-14 Richard Biener <rguenther@suse.de>
5069 * config/i386/i386.c (make_resolver_func): Properly set
5070 DECL_CONTEXT on the RESULT_DECL.
5071 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5073 2019-03-14 Richard Biener <rguenther@suse.de>
5075 * gimple-pretty-print.c: Include cfgloop.h.
5076 (dump_gimple_phi): Adjust.
5077 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5078 (pp_cfg_jump): Adjust.
5079 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5080 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5081 (lower_phi_internal_fn): Remove.
5082 (verify_gimple_call): Remove IFN_PHI special-casing.
5083 (dump_function_to_file): Dump IL state.
5084 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5085 done to deal with PHI nodes being present in non-SSA state.
5087 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5090 * multiple_target.c (create_dispatcher_calls): Change
5091 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5092 In the node->iterate_referring loop, push *ref rather than ref, call
5093 ref->remove_reference () and always pass 0 to iterate_referring.
5095 PR rtl-optimization/89679
5096 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5097 would contain a paradoxical SUBREG.
5099 2019-03-14 Richard Biener <rguenther@suse.de>
5101 PR tree-optimization/89710
5102 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5105 2019-03-14 Martin Liska <mliska@suse.cz>
5107 * coverage.c (coverage_begin_function): Stream also
5109 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5110 documentation about function declaration location.
5111 * gcov-dump.c (tag_function): Print whole range
5112 of function declaration.
5113 * gcov.c (struct function_info): Add end_column field.
5114 (function_info::function_info): Initialize it.
5115 (output_json_intermediate_file): Output {start,end}_column
5117 (read_graph_file): Read end_column.
5119 2019-03-14 Richard Biener <rguenther@suse.de>
5122 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5123 that the access types are similar.
5125 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5127 PR tree-optimization/89703
5128 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5129 aren't compatible also with builtin_decl_explicit. Check pure
5130 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5131 and BUILT_IN_STPNCPY{,_CHK}.
5133 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5136 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5137 addr32 prefix to VSIB address for X32.
5138 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5140 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5141 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5142 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5143 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5144 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5145 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5146 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5147 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5148 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5149 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5150 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5151 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5152 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5153 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5154 (*avx512f_scatterdi<mode>): Likewise.
5156 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5159 * lra-constraints.c (inherit_in_ebb): Update
5160 potential_reload_hard_regs along with live_hard_regs.
5162 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5165 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5167 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5169 2019-03-13 Martin Sebor <msebor@redhat.com>
5171 PR tree-optimization/89662
5172 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5175 2019-03-13 Richard Biener <rguenther@suse.de>
5178 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5179 throw FP expressions at tree-affine.
5181 2019-03-14 Richard Biener <rguenther@suse.de>
5183 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5184 dump negative integer constants using _Literal (type) -num.
5186 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5188 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5189 nonlocal_value member.
5192 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5193 (ipa_simd_modify_function_body): Handle PHIs.
5195 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5197 * config/s390/s390.c (s390_option_override_internal): Use more
5198 aggressive inlining parameters.
5200 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5202 * config/s390/3906.md: New file.
5203 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5204 (LONGRUNNING_THRESHOLD): Remove.
5205 (MAX_SCHED_MIX_SCORE): Decrease.
5206 (MAX_SCHED_MIX_DISTANCE): Decrease.
5207 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5208 (struct s390_sched_state): New struct to hold scheduling state.
5209 (S390_SCHED_STATE_NORMAL): Remove.
5210 (S390_SCHED_STATE_CRACKED): Remove.
5211 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5212 (s390_get_sched_attrmask): Use new attribute.
5213 (s390_get_unit_mask): Use new units.
5214 (s390_is_fpd): New function.
5215 (s390_is_fxd): New function.
5216 (s390_is_longrunning): New function.
5217 (s390_sched_score): Use new functions.
5218 (s390_sched_reorder): Likewise.
5219 (s390_sched_variable_issue): Rework and use new functions.
5220 (s390_sched_init): Use new functions.
5221 * config/s390/s390.h (s390_tune_attr): Add z14.
5222 * config/s390/s390.md: Add z14.
5224 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5226 * config/s390/2964.md: Update pipeline description.
5227 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5228 (LONGRUNNING_THRESHOLD): Remove.
5229 (LATENCY_FACTOR): Remove.
5230 (s390_get_unit_mask): Add unit.
5231 (s390_sched_score): Use fxd/fpd.
5232 (s390_sched_variable_issue): Use fxd/fpd.
5234 2019-03-12 Martin Liska <mliska@suse.cz>
5236 * config/i386/i386.c: Reword an error message.
5238 2019-03-12 Martin Jambor <mjambor@suse.cz>
5240 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5241 terminate with newline.
5243 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5246 * config/s390/s390.md (tabort): Use %wd instead of
5247 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5248 letters and periods.
5249 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5250 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5254 * builtins.c (expand_builtin_int_roundingfn,
5255 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5256 gcc_unreachable if validate_arglist fails.
5258 2019-03-12 Richard Biener <rguenther@suse.de>
5260 PR tree-optimization/89664
5261 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5262 free the occurance tree after the early out.
5264 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5268 * vr-values.c (vr_values::update_value_range): If
5269 old_vr->varying_p (), don't update it, make new_vr also VARYING
5272 2019-03-11 Martin Liska <mliska@suse.cz>
5274 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5275 Fix double string quoting.
5277 2019-03-11 Martin Liska <mliska@suse.cz>
5279 * collect-utils.c (collect_wait): Wrap apostrophes
5280 in gcc internal format with %'.
5281 * collect2.c (main): Likewise.
5282 (scan_prog_file): Likewise.
5283 (scan_libraries): Likewise.
5284 * config/i386/i386.c (ix86_expand_call): Likewise.
5285 (ix86_handle_interrupt_attribute): Likewise.
5286 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5287 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5288 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5289 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5290 * symtab.c (symtab_node::verify_base): Likewise.
5291 * tree-cfg.c (verify_gimple_label): Likewise.
5292 * tree.c (verify_type_variant): Likewise.
5294 2019-03-11 Martin Liska <mliska@suse.cz>
5296 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
5297 in a string format message and fix GNU coding style.
5298 (expand_builtin_set_thread_pointer): Likewise.
5299 * common/config/aarch64/aarch64-common.c
5300 (aarch64_rewrite_selected_cpu): Likewise.
5301 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
5302 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
5303 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
5304 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
5305 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
5306 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
5307 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
5308 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
5309 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
5310 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
5312 * common/config/riscv/riscv-common.c
5313 (riscv_subset_list::parsing_subset_version): Likewise.
5314 (riscv_subset_list::parse_std_ext): Likewise.
5315 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5316 (riscv_subset_list::parse): Likewise.
5317 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
5318 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
5319 (aarch64_override_options_internal): Likewise.
5320 (aarch64_validate_mcpu): Likewise.
5321 (aarch64_validate_march): Likewise.
5322 (aarch64_validate_mtune): Likewise.
5323 (aarch64_override_options): Likewise.
5324 * config/alpha/alpha.c (alpha_option_override): Likewise.
5325 * config/arc/arc.c (arc_init): Likewise.
5326 (parse_mrgf_banked_regs_option): Likewise.
5327 (arc_override_options): Likewise.
5328 (arc_expand_builtin_aligned): Likewise.
5329 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
5330 (arm_expand_builtin): Likewise.
5331 * config/arm/arm.c (arm_option_check_internal): Likewise.
5332 (arm_configure_build_target): Likewise.
5333 (arm_option_override): Likewise.
5334 (arm_options_perform_arch_sanity_checks): Likewise.
5335 (arm_handle_cmse_nonsecure_entry): Likewise.
5336 (arm_handle_cmse_nonsecure_call): Likewise.
5337 (arm_tls_referenced_p): Likewise.
5338 (thumb1_expand_prologue): Likewise.
5339 * config/avr/avr.c (avr_option_override): Likewise.
5340 * config/bfin/bfin.c (bfin_option_override): Likewise.
5341 * config/c6x/c6x.c (c6x_option_override): Likewise.
5342 * config/cr16/cr16.c (cr16_override_options): Likewise.
5343 * config/cris/cris.c (cris_option_override): Likewise.
5344 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
5345 * config/darwin-c.c (macosx_version_as_macro): Likewise.
5346 * config/darwin.c (darwin_override_options): Likewise.
5347 * config/frv/frv.c (frv_expand_builtin): Likewise.
5348 * config/h8300/h8300.c (h8300_option_override): Likewise.
5349 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5350 (ix86_option_override_internal): Likewise.
5351 (warn_once_call_ms2sysv_xlogues): Likewise.
5352 (ix86_expand_prologue): Likewise.
5353 (split_stack_prologue_scratch_regno): Likewise.
5354 (ix86_warn_parameter_passing_abi): Likewise.
5355 * config/ia64/ia64.c (fix_range): Likewise.
5356 * config/m68k/m68k.c (m68k_option_override): Likewise.
5357 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5358 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5359 (mips_set_compression_mode): Likewise.
5360 * config/mmix/mmix.c (mmix_option_override): Likewise.
5361 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5362 * config/msp430/msp430.c (msp430_option_override): Likewise.
5363 * config/nds32/nds32.c (nds32_option_override): Likewise.
5364 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5365 (nios2_option_override): Likewise.
5366 (nios2_expand_custom_builtin): Likewise.
5367 * config/nvptx/mkoffload.c (main): Likewise.
5368 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5369 * config/pa/pa.c (fix_range): Likewise.
5370 (pa_option_override): Likewise.
5371 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5372 (riscv_option_override): Likewise.
5373 * config/rl78/rl78.c (rl78_option_override): Likewise.
5374 * config/rs6000/aix61.h: Likewise.
5375 * config/rs6000/aix71.h: Likewise.
5376 * config/rs6000/aix72.h: Likewise.
5377 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5378 * config/rs6000/freebsd64.h: Likewise.
5379 * config/rs6000/linux64.h: Likewise.
5380 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
5381 (rs6000_expand_zeroop_builtin): Likewise.
5382 (rs6000_expand_mtfsb_builtin): Likewise.
5383 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
5384 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
5385 (rs6000_invalid_builtin): Likewise.
5386 (rs6000_expand_split_stack_prologue): Likewise.
5387 * config/rs6000/rtems.h: Likewise.
5388 * config/rx/rx.c (valid_psw_flag): Likewise.
5389 (rx_expand_builtin): Likewise.
5390 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
5391 * config/s390/s390.c (s390_expand_builtin): Likewise.
5392 (s390_function_profiler): Likewise.
5393 (s390_option_override_internal): Likewise.
5394 (s390_option_override): Likewise.
5395 * config/sh/sh.c (sh_option_override): Likewise.
5396 (sh_builtin_saveregs): Likewise.
5397 (sh_fix_range): Likewise.
5398 * config/sh/vxworks.h: Likewise.
5399 * config/sparc/sparc.c (sparc_option_override): Likewise.
5400 * config/spu/spu.c (spu_option_override): Likewise.
5401 (fix_range): Likewise.
5402 * config/visium/visium.c (visium_option_override): Likewise.
5403 (visium_handle_interrupt_attr): Likewise.
5404 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
5405 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
5406 (dbg_cnt_process_opt): Likewise.
5407 * dwarf2out.c (output_dwarf_version): Likewise.
5408 * except.c (expand_eh_return): Likewise.
5409 * gcc.c (defined): Likewise.
5410 (driver_handle_option): Likewise.
5411 (process_command): Likewise.
5412 (compare_files): Likewise.
5413 (driver::prepare_infiles): Likewise.
5414 (driver::do_spec_on_infiles): Likewise.
5415 (driver::maybe_run_linker): Likewise.
5416 * omp-offload.c (oacc_parse_default_dims): Likewise.
5417 * opts-global.c (handle_common_deferred_options): Likewise.
5418 * opts.c (parse_sanitizer_options): Likewise.
5419 (common_handle_option): Likewise.
5420 (enable_warning_as_error): Likewise.
5421 * passes.c (enable_disable_pass): Likewise.
5422 * plugin.c (parse_plugin_arg_opt): Likewise.
5423 (default_plugin_dir_name): Likewise.
5424 * targhooks.c (default_expand_builtin_saveregs): Likewise.
5425 (default_pch_valid_p): Likewise.
5426 * toplev.c (init_asm_output): Likewise.
5427 (process_options): Likewise.
5428 (toplev::run_self_tests): Likewise.
5429 * tree-cfg.c (verify_gimple_call): Likewise.
5430 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
5431 (tree_inlinable_function_p): Likewise.
5432 * var-tracking.c (vt_find_locations): Likewise.
5434 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
5436 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
5437 only on the else branch.
5439 2019-03-11 Martin Liska <mliska@suse.cz>
5441 * gcov.c (output_intermediate_json_line): Print function
5443 (output_json_intermediate_file): Add new argument.
5444 * doc/gcov.texi: Document the change.
5446 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
5448 PR rtl-optimization/89588
5449 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5450 explicit unrolling factor more robust.
5452 2019-03-11 Richard Biener <rguenther@suse.de>
5454 PR tree-optimization/89649
5455 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5456 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
5457 on the prolog and epilog loops.
5458 (vect_loop_versioning): Return copy of loop.
5459 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
5460 on the non-vectorized version of the loop.
5462 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
5465 * config/i386/sse.md (*vec_extractv2di_0_sse):
5466 Add (=r,x) alternative and corresponding splitter.
5468 2019-03-10 Martin Jambor <mjambor@suse.cz>
5470 PR tree-optimization/85762
5471 PR tree-optimization/87008
5472 PR tree-optimization/85459
5473 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
5474 it points to if there is a type changing MEM_REF. Adjust all callers.
5475 (build_accesses_from_assign): Disable total scalarization if
5476 contains_vce_or_bfcref_p returns true through the new parameter, for
5479 2019-03-09 Jakub Jelinek <jakub@redhat.com>
5482 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
5483 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
5486 * common.opt (fdiagnostics-show-labels,
5487 fdiagnostics-show-line-numbers, fdiagnostics-format=,
5488 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
5489 gas-locview-support, ginline-points, ginternal-reset-location-views):
5490 Terminate description text with a dot.
5491 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
5492 * config/mcore/mcore.opt (m210, m340): Likewise.
5493 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
5494 mnops=): Start description text with a capital letter.
5495 * config/arc/arc.opt (msize-level=): Likewise.
5496 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
5497 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
5499 * config/ft32/ft32.opt (msim): Likewise.
5500 (mft32b, mcompress): Likewise. Terminate description text with a dot.
5501 (mnodiv, mnopm): Terminate description text with a dot.
5502 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
5504 * config/i386/i386.opt (prefer_vector_width, instrument_return):
5506 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
5509 PR rtl-optimization/89634
5510 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
5511 are modified in BB_END (e->src) instruction.
5513 2019-03-08 David Malcolm <dmalcolm@redhat.com>
5516 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
5517 messages more amenable to translation, and improve wording.
5519 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
5521 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
5522 ud- and du-chains between phases.
5524 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
5527 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
5528 instead of POLY_INT_CST.
5530 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
5532 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
5535 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
5540 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
5541 (_mm_storeu_si64): Ditto.
5543 2019-03-08 Martin Liska <mliska@suse.cz>
5546 * config/i386/i386.c (ix86_option_override_internal): Disable
5547 jump tables when retpolines are used.
5549 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
5552 * ipa-split.c (execute_split_functions): Do not split
5553 'noinline' or 'section' function.
5555 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5558 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
5559 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
5560 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
5563 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5564 from diagnostics. Formatting fixes.
5567 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
5568 warn_odr diagnostics.
5571 * lra-constraints.c (process_alt_operands): Avoid one space before
5572 " at the end of line and another after " on another line in a string
5574 * attribs.c (handle_dll_attribute): Likewise.
5575 * config/avr/avr-devices.c (avr_texinfo): Likewise.
5577 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
5578 warning_at or inform messages in G_() if there is no ?:.
5580 PR tree-optimization/89550
5581 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
5582 returned true. Formatting fixes.
5583 (expand_builtin_strnlen): Formatting fixes.
5584 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
5585 if warning_at returned true.
5586 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
5588 2019-03-08 Richard Biener <rguenther@suse.de>
5591 * cfgloop.h (struct loop): Add owned_clique field.
5592 * cfgloopmanip.c (copy_loop_info): Copy it.
5593 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
5595 * tree-inline.c (copy_loops): Remap owned_clique.
5596 * lto-streamer-in.c (input_cfg): Stream owned_clique.
5597 * lto-streamer-out.c (output_cfg): Likewise.
5599 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5602 * config/darwin.c: Include intl.h.
5603 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
5604 composing the message out of two separate parts.
5606 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5609 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
5610 doesn't start with a capital letter and doesn't end with a dot.
5611 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
5612 with a capital letter.
5613 (ix86_mangle_function_version_assembler_name): Likewise.
5614 (ix86_generate_version_dispatcher_body): Likewise.
5615 (fold_builtin_cpu): Likewise.
5616 (get_builtin_code_for_version): Likewise. Remove extraneous space.
5617 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
5618 translators, wrap full type name in %qs.
5620 PR translation/79999
5621 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
5622 depend clause with source (or sink) modifier.
5623 * omp-expand.c (expand_omp_ordered_sink): Likewise.
5626 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
5627 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
5628 (avx512f_load<mode>_mask): New define_expand.
5629 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
5630 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
5631 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
5632 __builtin_ia32_movess_mask): New builtins.
5633 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
5634 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
5635 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
5636 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
5638 2019-03-07 Martin Jambor <mjambor@suse.cz>
5641 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
5642 for extern inline functions.
5644 2019-03-07 Martin Jambor <mjambor@suse.cz>
5647 * cgraph.h (cgraph_node): New inline method former_thunk_p.
5648 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
5649 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
5650 have multiple callees. At the end check if declarations match as
5651 opposed to cgraph_nodes.
5653 2019-03-07 Martin Liska <mliska@suse.cz>
5655 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
5656 which is equivalent to searching for this in clones chain.
5657 * symtab.c (symtab_node::verify_base): Similarly compare ASM
5658 names with a neighbour and special case first node in a chain.
5660 2019-01-25 Jason Merrill <jason@redhat.com>
5662 PR c++/80916 - spurious "static but not defined" warning.
5663 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
5664 for an internal symbol with DECL_EXTERNAL.
5666 2019-04-07 Richard Biener <rguenther@suse.de>
5669 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
5670 * tree-inline.c (copy_loops): Simplify.
5672 2019-03-07 Martin Liska <mliska@suse.cz>
5674 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
5676 2019-03-07 Richard Biener <rguenther@suse.de>
5678 PR tree-optimization/89595
5679 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
5680 stmt iterator as reference, take boolean output parameter to
5681 indicate whether the stmt was removed and thus the iterator
5683 (dom_opt_dom_walker::before_dom_children): Re-iterate over
5684 stmts created by folding.
5686 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5689 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
5692 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
5694 PR rtl-optimization/88845
5695 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
5697 * lra.c (remove_scratches_1): New function.
5698 (remove_scratches): Use it.
5699 (lra_emit_move): Likewise.
5701 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
5703 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
5704 unaligned_access variable.
5705 * config/arc/arc.c (arc_override_options): Set unaligned access
5706 default on for HS CPUs.
5707 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
5709 2019-03-06 Martin Liska <mliska@suse.cz>
5711 PR gcov-profile/89577
5712 * doc/gcov.texi: Prefer to use --coverage.
5713 * doc/sourcebuild.texi: Likewise.
5715 2019-03-02 Jason Merrill <jason@redhat.com>
5717 PR c++/86485 - -Wmaybe-unused with empty class ?:
5718 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
5720 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5723 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
5727 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
5728 exactly one argument.
5730 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5731 Richard Sandiford <richard.sandiford@arm.com>
5733 PR tree-optimization/89570
5734 * match.pd (vec_cond into cond_op simplification): Don't use
5735 get_conditional_internal_fn, use as_internal_fn (cond_op).
5737 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
5740 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
5741 to decide when to split off a non-zero offset from a symbol.
5742 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
5743 in function symbols.
5745 2019-03-05 Richard Biener <rguenther@suse.de>
5747 PR tree-optimization/89594
5748 * tree-if-conv.c (pass_if_conversion::execute): Handle
5749 case where .LOOP_VECTORIZED_FUNCTION was removed.
5751 2019-03-05 Jakub Jelinek <jakub@redhat.com>
5754 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
5755 instead alloca it only when needed with the needed size.
5757 PR tree-optimization/89570
5758 * match.pd (vec_cond into cond_op simplification): Guard with
5759 vectorized_internal_fn_supported_p test and #if GIMPLE.
5761 PR tree-optimization/89566
5762 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
5763 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
5764 Punt if get_user_idx_format succeeds, but idx_format argument is
5765 not provided or doesn't have pointer type, or if idx_args is above
5766 number of provided arguments.
5768 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
5770 PR tree-optimization/89437
5771 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
5773 2019-03-04 Richard Biener <rguenther@suse.de>
5776 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
5779 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
5781 PR tree-optimization/89487
5782 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
5783 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
5784 (distribute_loop): Don't do runtime alias check if there is non-
5785 addressable data reference.
5786 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
5787 is a register variable.
5789 2019-03-02 Jakub Jelinek <jakub@redhat.com>
5792 * config/arm/arm.md (cmpsi2_addneg): Use
5793 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
5794 If operands[2] is 0 or INT_MIN, force use of subs.
5795 (*compare_scc splitter): Use gen_int_mode.
5796 (*negscc): Likewise.
5797 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
5799 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
5800 Monk Chiang <sh.chiang04@gmail.com>
5802 * common/config/riscv/riscv-common.c: Include sstream.
5803 (riscv_subset_list::to_string): New.
5804 (riscv_arch_str): Likewise.
5805 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
5807 * config/riscv/riscv-protos.h (riscv_arch_str): New.
5808 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
5809 (riscv_emit_attribute): New.
5810 (riscv_file_start): Emit attribute if needed.
5811 (riscv_option_override): Init riscv_emit_attribute_p.
5812 * config/riscv/riscv.opt (mriscv-attribute): New option.
5813 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
5815 * doc/install.texi: Document --with-riscv-attribute.
5816 * doc/invoke.texi: Document -mriscv-attribute.
5818 * common/config/riscv/riscv-common.c:
5819 Include config/riscv/riscv-protos.h.
5820 (INCLUDE_STRING): Defined.
5821 (RISCV_DONT_CARE_VERSION): Defined.
5822 (riscv_subset_t): Declare.
5823 (riscv_subset_t::riscv_subset_t): New.
5824 (riscv_subset_list): Declare.
5825 (riscv_subset_list::riscv_subset_list): New.
5826 (riscv_subset_list::~riscv_subset_list): Likewise.
5827 (riscv_subset_list::parsing_subset_version): Likewise.
5828 (riscv_subset_list::parse_std_ext): Likewise.
5829 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5830 (riscv_subset_list::add): Likewise.
5831 (riscv_subset_list::lookup): Likewise.
5832 (riscv_subset_list::xlen): Likewise.
5833 (riscv_subset_list::parse): Likewise.
5834 (riscv_supported_std_ext): Likewise.
5835 (current_subset_list): Likewise.
5836 (riscv_parse_arch_string): Using riscv_subset_list::parse to
5839 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
5841 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
5842 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
5843 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
5845 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
5847 PR rtl-optimization/85899
5848 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
5849 fallthru edges leading to the exit block.
5851 2019-03-01 Tamar Christina <tamar.christina@arm.com>
5854 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
5855 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
5857 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
5859 PR tree-optimization/89535
5860 * tree-vect-stmts.c (vectorizable_call): Record the vector types
5861 for each operand. Calculate the fallback choice for mask operands
5862 and pass it to vect_get_vec_def_for_operand.
5864 2019-03-01 Richard Biener <rguenther@suse.de>
5867 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
5868 get virtual operands.
5869 (get_expr_operands): Handle CONST_DECL like other decls.
5871 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5874 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
5875 on DECL_P and EXPR_P.
5877 2019-03-01 Richard Biener <rguenther@suse.de>
5880 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
5881 argument, defaulted to zero.
5882 * passes.c (execute_function_todo): Pass down SSA update flags
5883 to cleanup_tree_cfg.
5884 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
5885 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
5887 (cleanup_tree_cfg): Get and pass down SSA update flags.
5889 2019-03-01 Jakub Jelinek <jakub@redhat.com>
5892 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
5893 early_lto_debug argument.
5895 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
5897 PR tree-optimization/89536
5898 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
5899 only whether bit #0 of the value is 0 instead of the entire value.
5901 2019-02-28 Marek Polacek <polacek@redhat.com>
5903 PR c++/87068 - missing diagnostic with fallthrough statement.
5904 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
5905 at the end of a seq, save its location to walk_stmt_info.
5906 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
5909 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
5912 * tree.c (find_atomic_core_type): Move ahead in file.
5913 (check_base_type): Correctly compare alignments of atomic types.
5915 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
5918 * config/i386/i386.c (get_builtin_code_for_version): Identify
5919 Westmere from PCLMUL, instead of AES.
5921 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5924 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
5925 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
5928 2019-02-28 Tamar Christina <tamar.christina@arm.com>
5931 * config/aarch64/aarch64-option-extensions.def: Document it.
5932 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
5935 2019-02-28 Jakub Jelinek <jakub@redhat.com>
5938 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
5939 builtins if they don't have a single scalar floating point argument.
5942 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
5944 PR rtl-optimization/89490
5945 * varasm.c (get_block_for_section): Bail out for mergeable sections.
5946 (default_use_anchors_for_symbol_p, output_object_block): Assert the
5947 block section is not mergeable.
5949 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5952 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
5953 old define_insn to ...
5954 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
5955 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
5956 Rename old define_insn to ...
5957 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
5958 (thumb2_casesi_internal_pic): New define_expand. Rename old
5960 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
5961 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
5962 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
5964 2019-02-27 Richard Biener <rguenther@suse.de>
5967 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
5969 2019-02-27 Richard Biener <rguenther@suse.de>
5971 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
5974 2019-02-27 Richard Biener <rguenther@suse.de>
5977 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
5978 parameter, prefix section name with .gnu.debuglto_ if true.
5979 (dwarf2out_finish): Pass false to output_comdat_type_unit.
5980 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
5982 2019-02-27 Richard Biener <rguenther@suse.de>
5985 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
5986 rather than on use_debug_types, doing what output_die does.
5987 (value_format): Likewise.
5989 2019-02-27 Martin Jambor <mjambor@suse.cz>
5990 Martin Sebor <msebor@redhat.com>
5992 * doc/invoke.texi (Warning Options): Reword description of
5993 -Wno-absolute-value.
5995 2019-02-27 Jakub Jelinek <jakub@redhat.com>
5997 PR tree-optimization/89280
5998 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
5999 builtin_setjmp_setup_bb): New functions.
6000 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6001 When visiting __builtin_setjmp_setup block, queue in special
6002 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6003 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6004 from visited after the loop if they don't have any visited successor
6007 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6009 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6011 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6013 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6016 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6017 with types other than sizetype/ssizetype.
6019 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6021 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6022 (enum sparc_processor_type): ...this.
6023 (enum sparc_code_model_type): New enumeration type.
6024 (enum sparc_memory_model_type): Tweak comments.
6025 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6027 (mcmodel): Use sparc_code_model enumeration and variable.
6028 (sparc_code_model): New enumeration.
6029 (mdebug): Add Undocumented marker.
6030 * config/sparc/sparc.h (enum cmodel): Delete.
6031 (sparc_cmodel): Likewise.
6032 (TARGET_CM_MEDLOW): Adjust to above renaming.
6033 (TARGET_CM_MEDMID): Likewise.
6034 (TARGET_CM_MEDANY): Likewise.
6035 (TARGET_CM_EMBMEDANY): Likewise.
6036 * config/sparc/sparc.c (sparc_cmodel): Delete.
6037 (sparc_option_override): Remove string/value mapping support for the
6038 code model. Move code and memory model support to after the handling
6039 of target flags. Do private machine setup last.
6040 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6041 (sparc_legitimize_reload_address): Likewise.
6042 (sparc_output_mi_thunk): Likewise.
6043 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6045 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6047 PR tree-optimization/89500
6048 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6049 (handle_builtin_strlen): Remove noncst_bound variable. Always
6050 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6051 cst if the first cst bytes starting at x are known to be non-zero,
6052 even if the string is not zero terminated. Don't try to modify
6053 *si for strnlen. Update strlen_to_stridx only for strlen or if
6054 we can prove strnlen returns the same value as strlen would.
6056 2019-02-26 Martin Liska <mliska@suse.cz>
6058 * alloc-pool.h (struct pool_usage): Remove extra
6060 * bitmap.h (struct bitmap_usage): Likewise.
6061 * ggc-common.c (struct ggc_usage): Likewise.
6062 * mem-stats.h (struct mem_usage): Likewise.
6063 (mem_alloc_description::dump): Print dash lines
6064 here and repeat header at the end of a table report.
6065 It's then more readable.
6066 * tree-phinodes.c (phinodes_print_statistics): Make
6067 horizontal alignment.
6068 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6069 * vec.c (struct vec_usage): Remove extra print_dash_line.
6070 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6072 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6074 * doc/extend.texi (__builtin_object_size):
6075 Use @pxref instead of @xref inside parenthesis.
6076 (__builtin_has_attribute): Add missing comma after @xref.
6077 (__builtin_object_size): Ditto.
6078 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6079 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6082 2019-02-26 Jeff Law <law@redhat.com>
6084 PR rtl-optimization/87761
6085 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6086 detect obviously dead insns and delete them.
6088 2019-02-26 Richard Biener <rguenther@suse.de>
6090 PR tree-optimization/89505
6091 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6092 to handle restrict pointed-to vars with multiple subvars
6095 2019-02-26 Richard Biener <rguenther@suse.de>
6097 PR tree-optimization/89489
6098 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6100 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6102 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6103 and move around comment.
6104 <BIT_AND_EXPR>: Likewise.
6105 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6107 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6110 * config/i386/i386.c (remove_partial_avx_dependency): Call
6111 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6112 after changing possibly many instructions to use that pseudo. Fix up
6113 insertion of v4sf_const0 setter at the start of bb.
6115 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6118 * doc/extend.texi (Variadic Pointer Args): New section.
6120 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6121 Martin Sebor <msebor@gmail.com>
6123 * common.opt (Wattribute-alias): Likewise.
6124 * doc/invoke.texi (Option Summary): List general form of
6125 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6126 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6127 Add cross-references.
6128 (-Wattribute-alias): Rewrite and correct default. Mention
6129 considered attributes (same as for -Wmissing-attributes).
6131 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6133 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6134 (_mm_cvtpd_ps): Likewise.
6135 (_mm_cvttpd_epi32): Likewise.
6138 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6139 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6142 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6144 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6147 * common/config/aarch64/aarch64-common.c
6148 (struct aarch64_option_extension): Add is_synthetic.
6149 (all_extensions): Use it.
6150 (TARGET_OPTION_INIT_STRUCT): Define hook.
6151 (struct gcc_targetm_common): Moved to end.
6152 (all_extensions_by_on): New.
6153 (opt_ext_cmp, typedef opt_ext): New.
6154 (aarch64_option_init_struct): New.
6155 (aarch64_contains_opt): New.
6156 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6157 * config/aarch64/aarch64-option-extensions.def
6158 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6159 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6160 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6161 Set is_synthetic to false.
6162 (crypto): Set is_synthetic to true.
6163 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6166 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6168 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6169 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6170 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6171 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6172 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6173 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6174 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6175 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6177 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6178 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6179 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6180 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6181 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6182 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6183 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6184 vfmlsl_laneq_high_f16): ... To this.
6185 * config/arm/neon.md: Update comments.
6187 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6189 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6190 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6191 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6192 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6193 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6194 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6195 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6196 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6198 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6199 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6200 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6201 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6202 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6203 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6204 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6205 vfmlslq_laneq_high_f16): ... To this.
6207 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6209 PR rtl-optimization/86096
6210 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6211 comparing mw_order values.
6213 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6216 * config/arm/arm.md (*subsi3_carryin_const): Use
6217 arm_neg_immediate_operand predicate instead of
6218 arm_not_immediate_operand, "L" constraint instead of "K" and
6219 print it using %n2 instead of %B2.
6220 (*subsi3_carryin_const0): New define_insn.
6221 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6222 instead of arm_not_operand and "I" constraint instead of "K" and
6223 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6224 another match_operand and in the condition check that it is negation
6226 (*subsi3_carryin_compare_const0): New define_ins.
6227 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6228 *subsi3_carryin_const.
6229 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6230 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6233 * config/arm.vfp.md (*negdf2_vfp): Use
6234 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6235 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6237 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6239 PR rtl-optimization/89445
6240 * simplify-rtx.c (simplify_ternary_operation): Don't use
6241 simplify_merge_mask on operands that may trap.
6242 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6243 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6244 second operand is CONST_VECTOR, check if any element could be zero.
6245 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6246 their operands can trap.
6248 2019-02-23 Martin Sebor <msebor@redhat.com>
6250 * gimple-ssa-sprintf.c (target_strtol): Rename...
6251 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6252 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6253 check for range error.
6255 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6258 * opts-common.c (prune_options): Also prune joined switches
6259 with Negative and RejectNegative.
6260 * config/i386/i386.opt (march=): Add Negative(march=).
6261 (mtune=): Add Negative(mtune=).
6262 * doc/options.texi: Document Negative used together with Joined
6265 2019-02-22 Martin Sebor <msebor@redhat.com>
6267 * doc/extend.texi (Other Builtins): Add
6268 __builtin_is_constant_evaluated.
6270 2019-02-22 Richard Biener <rguenther@suse.de>
6272 PR tree-optimization/87609
6273 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6275 2019-02-22 Jeff Law <law@redhat.com>
6277 PR rtl-optimization/87761
6278 * config/mips/mips.md: Add new combiner pattern to recognize
6279 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6281 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6284 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6285 destination register in peepholes generating patterns for ADDS/SUBS.
6286 (add<mode>3_compare0,
6287 *addsi3_compare0_uxtw, add<mode>3_compareC,
6288 add<mode>3_compareV_imm, add<mode>3_compareV,
6289 *adds_<optab><ALLX:mode>_<GPI:mode>,
6290 *subs_<optab><ALLX:mode>_<GPI:mode>,
6291 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6292 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
6293 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
6294 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
6295 sub<mode>3_compare1): Allow stack pointer for source register.
6296 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
6298 2019-02-22 Martin Sebor <msebor@redhat.com>
6300 PR tree-optimization/88993
6301 PR tree-optimization/88853
6302 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
6304 (sprintf_dom_walker::call_info::is_string_func): New helper.
6305 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
6306 for formatted string functions.
6307 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
6309 2019-02-22 Martin Sebor <msebor@redhat.com>
6312 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
6313 unreachable subexpressions.
6315 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
6316 Hongtao Liu <hongtao.liu@intel.com>
6317 Sunil K Pandey <sunil.k.pandey@intel.com>
6320 * config/i386/i386-passes.def: Add
6321 pass_remove_partial_avx_dependency.
6322 * config/i386/i386-protos.h
6323 (make_pass_remove_partial_avx_dependency): New.
6324 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
6326 (pass_data_remove_partial_avx_dependency): New.
6327 (pass_remove_partial_avx_dependency): Likewise.
6328 (make_pass_remove_partial_avx_dependency): Likewise.
6329 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
6330 (*extendsfdf2): Add avx_partial_xmm_update.
6331 (truncdfsf2): Likewise.
6332 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6333 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6335 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6338 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
6341 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
6344 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
6345 (PTA_SKYLAKE): Add PTA_AES.
6346 (PTA_GOLDMONT): Likewise.
6348 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6350 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6351 instruction if enabled.
6352 (aarch64_override_options): Remove reference to return address key.
6354 2019-02-22 Richard Biener <rguenther@suse.de>
6356 PR tree-optimization/89440
6357 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6358 not necessary assert.
6360 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6363 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6364 (oacc_replace_fn_attrib_attr): ... this new function.
6365 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6366 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6368 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6370 * config/arm/arm-cpus.in (ares): Rename to...
6371 (neoverse-n1): ... This. Add ares as alias.
6372 * config/arm/arm-tables.opt: Regenerate.
6373 * config/arm/arm-tune.md: Likewise.
6374 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6376 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6378 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
6379 * config/aarch64/aarch64-tune.md: Regenerate.
6380 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
6382 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6384 * config/aarch64/aarch64.c (ares_tunings): Rename to...
6385 (neoversen1_tunings): ... This.
6386 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
6387 (neoverse-n1): New CPU.
6388 * config/aarch64/aarch64-tune.md: Regenerate.
6389 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
6391 2019-02-22 Richard Biener <rguenther@suse.de>
6394 * cfghooks.h (dependence_hash): New typedef.
6395 (struct copy_bb_data): New type.
6396 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
6397 (duplicate_block): Likewise.
6398 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
6399 (copy_bbs): Create and pass down copy_bb_data.
6400 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
6401 (rtl_duplicate_bb): Likewise.
6402 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
6403 remap dependence info.
6405 2019-02-22 Richard Biener <rguenther@suse.de>
6407 PR tree-optimization/87609
6408 * tree-core.h (tree_base): Document special clique values.
6409 * tree-inline.c (remap_dependence_clique): Do not use the
6410 special clique value of one.
6411 (maybe_set_dependence_info): Use clique one.
6412 (clear_dependence_clique): New callback.
6413 (compute_dependence_clique): Clear clique one from all refs
6414 before assigning it (again).
6416 2019-02-21 Martin Sebor <msebor@redhat.com>
6418 * doc/extend.texi (__clear_cache): Correct signature.
6420 2019-02-21 Ian Lance Taylor <iant@golang.org>
6423 * varasm.c (decode_addr_const): Call lookup_constant_def rather
6424 than output_constant_def.
6425 (add_constant_to_table): New static function.
6426 (output_constant_def): Call add_constant_to_table.
6427 (tree_output_constant_def): Likewise.
6429 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6432 * builtins.c (fold_builtin_arith_overflow): If first two args are
6433 INTEGER_CSTs, set intres and ovfres to constants rather than calls
6436 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
6439 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
6440 error for -mindirect-branch/-mfunction-return with incompatible
6443 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6446 * constraints.md (q): Remove.
6447 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
6450 2019-02-21 Martin Jambor <mjambor@suse.cz>
6453 * omp-general.c (omp_extract_for_data): Removed a duplicate call
6454 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
6455 (omp_adjust_for_condition): ...here. Added necessary parameters.
6456 * omp-general.h (omp_adjust_for_condition): Updated declaration.
6457 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
6458 proper values to new parameters of omp_adjust_for_condition.
6460 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6463 * expr.c (expand_assignment): If result is a MEM, use change_address
6464 instead of simplify_gen_subreg.
6466 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6467 David Malcolm <dmalcolm@redhat.com>
6470 * fold-const.c (decode_field_reference): Return NULL_TREE if
6471 lang_hooks.types.type_for_size returns NULL. Check it before
6472 overwriting *exp_. Use return NULL_TREE instead of return 0.
6474 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6478 * toplev.c (do_compile): Double the emin/emax exponents to workaround
6481 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
6484 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
6485 TARGET_SSE in addition to TARGET_SSE_MATH.
6487 (ix86_excess_precision): Ditto.
6488 (ix86_float_exceptions_rounding_supported_p): Ditto.
6489 (use_rsqrt_p): Ditto.
6490 * config/i386/sse.md (rsqrt<mode>2): Ditto.
6492 2019-02-20 David Malcolm <dmalcolm@redhat.com>
6495 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
6496 linenum_arith_t when determining if two adjacent line spans are
6497 close enough to merge.
6498 (diagnostic_show_locus): Use linenum_arith_t when iterating over
6499 lines within each line_span.
6501 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
6504 * lra-constraints.c(uses_hard_regs_p): Fix handling of
6505 paradoxical SUBREGS.
6507 2019-02-20 Li Jia He <helijia@linux.ibm.com>
6510 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
6511 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
6512 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
6515 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
6517 * config/gcn/gcn.c (print_operand): Fix typo.
6519 2019-02-19 Richard Biener <rguenther@suse.de>
6522 * toplev.c (do_compile): Initialize mpfr's exponent range
6523 based on available float modes.
6525 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
6527 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
6528 as long as the epilogue isn't completed.
6530 2019-02-18 Martin Sebor <msebor@redhat.com>
6532 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
6533 __has_cpp_attribute, and __has_include.
6535 2019-02-18 Martin Sebor <msebor@redhat.com>
6537 * doc/invoke.texi (-Wreturn-type): Correct and expand.
6539 2019-02-18 Martin Sebor <msebor@redhat.com>
6542 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
6544 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
6546 2019-02-18 Richard Biener <rguenther@suse.de>
6548 PR tree-optimization/89296
6549 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
6550 of no-warning flag to cases that might emit the bogus warning.
6552 2019-02-18 Jakub Jelinek <jakub@redhat.com>
6555 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
6557 * config/arm/vfp.md (*movdi_vfp): Likewise.
6558 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
6559 "q" constraint for operands[0].
6562 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
6563 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
6564 pattern in a temporary buffer.
6565 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
6566 than 64-operands[2].
6569 * config/s390/s390.c (s390_indirect_branch_attrvalue,
6570 s390_indirect_branch_settings): Define unconditionally.
6571 (s390_set_current_function): Likewise, but guard the whole body except
6572 the s390_indirect_branch_settings call with
6573 #if S390_USE_TARGET_ATTRIBUTE.
6574 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
6576 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
6577 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
6578 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
6579 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
6580 HOST_WIDE_INT_1U instead of 1ULL.
6581 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
6582 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
6583 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
6584 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
6586 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
6589 2019-02-18 Martin Jambor <mjambor@suse.cz>
6591 PR tree-optimization/89209
6592 * tree-sra.c (create_access_replacement): New optional parameter
6593 reg_tree. Use it as a type if non-NULL and access type is not of
6595 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
6596 to create_access_replacement.
6597 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
6598 Check lacc is non-NULL before attempting to re-create it on the RHS.
6600 2019-02-18 Martin Liska <mliska@suse.cz>
6603 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
6605 (symbol_table::free_edge): Recycle m_summary_id.
6606 * cgraph.h (get_summary_id): New.
6607 (symbol_table::release_symbol): Set m_summary_id to -1
6609 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
6610 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
6611 function_summary to fast_function_summary.
6612 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
6613 * ipa-pure-const.c (class funct_state_summary_t):
6614 Switch from function_summary to fast_function_summary.
6615 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
6616 (class ipa_ref_opt_summary_t): Switch from function_summary
6617 to fast_function_summary.
6618 * symbol-summary.h (class function_summary_base): New class
6619 that is created from base of former function_summary.
6620 (function_summary_base::unregister_hooks): New.
6621 (class function_summary): Inherit from function_summary_base.
6622 (class call_summary_base): New class
6623 that is created from base of former call_summary.
6624 (class call_summary): Inherit from call_summary_base.
6625 (struct is_same): New.
6626 (class fast_function_summary): New summary class.
6627 (class fast_call_summary): New summary class.
6628 * vec.h (vec_safe_grow_cleared): New function.
6630 2019-02-18 Martin Liska <mliska@suse.cz>
6632 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
6633 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
6634 * doc/tm.texi: Document new target hook.
6635 * doc/tm.texi.in: Likewise.
6636 * target.def: Add new target macro.
6637 * gcc.c (find_fortran_preinclude_file): Do not search multilib
6640 2019-02-17 Alan Modra <amodra@gmail.com>
6643 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
6644 output reg on add insn.
6645 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
6647 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6650 * config/i386/sse.md (ssedoublemode): Remove V4HI.
6651 (PMULHRSW): Likewise.
6652 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
6654 (ssse3_pmulhrswv4hi3): New expander.
6656 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6658 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
6659 MMX. Add isa attribute.
6661 2019-02-16 Jakub Jelinek <jakub@redhat.com>
6663 PR rtl-optimization/66152
6664 * builtins.h (c_readstr): Declare.
6665 * builtins.c (c_readstr): Remove forward declaration. Add
6666 null_terminated_p argument, if false, read all bytes from the
6667 string instead of stopping after '\0'.
6668 * expr.c (string_cst_read_str): New function.
6669 (store_expr): Use string_cst_read_str instead of
6670 builtin_strncpy_read_str. Try to store by pieces the whole
6671 exp_len first, and only if that fails, split it up into
6672 store by pieces followed by clear_storage. Formatting fix.
6674 * config/i386/i386.md (*movqi_internal): Remove static from
6675 buf variable. Use output_asm_insn (buf, operands); return "";
6676 instead of return buf;.
6677 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
6678 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
6679 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
6681 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6683 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
6684 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
6685 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
6686 (CC1_SPEC): Likewise.
6687 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
6689 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6691 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
6692 the base address on 64-bit strict-alignment platforms.
6694 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
6696 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
6698 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6700 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
6702 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
6704 PR rtl-optimization/88308
6705 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
6706 on copied instruction.
6708 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6710 * final.c (insn_current_reference_address): Replace test on JUMP_P
6711 with test on jump_to_label_p.
6712 * config/visium/visium-passes.def: New file.
6713 * config/visium/t-visium (PASSES_EXTRA): Define.
6714 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
6715 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
6716 (TRAMPOLINE_ALIGNMENT): Define.
6717 * config/visium/visium.c (visium_option_override): Do not register
6718 the machine-specific reorg pass here.
6719 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
6721 (output_branch): Adjust threshold for long branch instruction.
6722 * config/visium/visium.md (cpu): Move around.
6723 (length): Adjust for the GR6.
6725 2019-02-15 Richard Biener <rguenther@suse.de>
6726 Jakub Jelinek <jakub@redhat.com>
6728 PR tree-optimization/89278
6729 * tree-loop-distribution.c: Include tree-eh.h.
6730 (generate_memset_builtin, generate_memcpy_builtin): Call
6731 rewrite_to_non_trapping_overflow on builtin->size before passing it
6732 to force_gimple_operand_gsi.
6734 2019-02-15 Jakub Jelinek <jakub@redhat.com>
6737 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
6739 * opth-gen.awk: Likewise.
6741 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6743 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
6744 Enable MMX, SSE and SSE2 by default.
6745 * config/i386/i386.c (ix86_option_override_internal): Do not
6746 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
6748 2019-02-14 Jakub Jelinek <jakub@redhat.com>
6750 PR rtl-optimization/89354
6751 * combine.c (make_extraction): Punt if extraction_mode is narrower
6754 2019-02-14 Maya Rashish <coypu@sdf.org>
6756 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
6757 * config/netbsd-d.c: New file.
6758 * config/t-netbsd: Add netbsd-d.o
6760 2018-02-14 Steve Ellcey <sellcey@marvell.com>
6762 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
6763 affects_type_identity to true for aarch64_vector_pcs.
6764 (aarch64_comp_type_attributes): New function.
6765 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
6767 2019-02-14 Tamar Christina <tamar.christina@arm.com>
6770 * config/arm/iterators.md (ANY64): Add V4HF.
6772 2019-02-14 Martin Liska <mliska@suse.cz>
6774 PR rtl-optimization/89242
6775 * dce.c (delete_unmarked_insns): Call free_dominance_info we
6776 process a transformation.
6778 2019-02-14 Jakub Jelinek <jakub@redhat.com>
6780 PR tree-optimization/89314
6781 * fold-const.c (fold_binary_loc): Cast strlen argument to
6782 const char * before dereferencing it. Formatting fixes.
6785 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
6787 2019-02-13 Ian Lance Taylor <iant@golang.org>
6789 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
6790 and set current index for other optimizations.
6792 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
6794 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
6795 nonimmediate_operand as operand 2 predicate.
6796 (vec_set<VF2_512_256:mode>_0): Ditto.
6797 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
6798 (*vec_concatv2si): Remove alternative 2.
6799 (*vec_concatv4si_0): Use vm constraint for alternative 0.
6800 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
6801 (vec_concatv2di): Split alternatives 4,5,6 to ...
6802 (*vec_concatv2di_0) ... new pattern.
6804 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
6807 * config/arm/arm.c (ldm_stm_operation_p) Set
6808 addr_reg_in_reglist correctly for first register.
6809 (load_multiple_sequence): Remove dead base check.
6810 (gen_ldm_seq): Correctly set write_back for Thumb-1.
6812 2019-02-13 Tamar Christina <tamar.christina@arm.com>
6815 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
6816 Expose as @aarch64_pred_mov.
6817 * config/aarch64/aarch64.c (aarch64_classify_address):
6818 Use expand_insn which legitimizes operands.
6820 2019-02-13 Martin Liska <mliska@suse.cz>
6822 * builtins.h (expand_builtin_with_bounds): Remove declaration.
6823 * calls.c (struct arg_data): Remove special_slot, pointer_arg
6824 and pointer_offset fields.
6825 (initialize_argument_information): Remove usage of dead
6827 * cgraph.h (struct cgraph_thunk_info): Remove
6828 add_pointer_bounds_args.
6829 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
6831 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
6833 * config/i386/i386.c (ix86_function_arg_advance): Remove
6835 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
6836 (def_builtin): Remove usage of dead
6838 (ix86_add_new_builtins): Likewise.
6839 * ipa-fnsummary.c (compute_fn_summary): Likewise.
6840 * ipa-icf.c (sem_function::equals_wpa): Likewise.
6841 (sem_function::init): Likewise.
6842 (sem_variable::merge): Likewise.
6843 * ipa-visibility.c (function_and_variable_visibility): Likewise.
6844 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
6845 * lto-cgraph.c (lto_output_node): Likewise.
6846 (lto_output_varpool_node): Likewise.
6847 (input_node): Likewise.
6848 (input_varpool_node): Likewise.
6849 * lto-streamer-out.c (lto_output): Likewise.
6850 * tree-inline.c (expand_call_inline): Remove usage of
6852 * tree-inline.h (struct copy_body_data): Likewise.
6853 * varpool.c (varpool_node::dump): Likewise.
6855 2019-02-13 Jakub Jelinek <jakub@redhat.com>
6858 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
6859 into pt->vars_contains_escaped_heap instead of setting
6860 pt->vars_contains_escaped_heap to it.
6863 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
6864 INTVAL (size), compare it to GET_MODE_MASK instead of
6865 1 << GET_MODE_BITSIZE.
6868 * config/i386/predicates.md (x86_64_immediate_operand): Allow
6869 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
6872 2019-02-13 Martin Liska <mliska@suse.cz>
6875 * cfgrtl.c (remove_barriers_from_footer): New function.
6876 (try_redirect_by_replacing_jump): Use it.
6877 (cfg_layout_redirect_edge_and_branch): Likewise.
6879 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
6881 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
6882 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
6883 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
6884 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
6885 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
6886 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
6888 * config/rs6000/rs6000.c (builtin_function_type)
6889 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
6890 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
6891 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
6892 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
6893 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
6895 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
6897 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
6898 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
6900 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
6903 * config/i386/i386.md (*movoi_internal_avx): Revert revision
6904 268678 and revision 268657.
6905 (*movti_internal): Likewise.
6907 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
6910 * config/s390/s390.c (s390_decompose_address): Update comment.
6911 (s390_check_qrst_address): Reject invalid address forms after
6914 2019-02-12 Martin Liska <mliska@suse.cz>
6917 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
6918 we need default values of funct_state for a function that
6921 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
6923 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
6924 the object to pick the size of stores on strict-alignment platforms.
6926 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
6927 (*movdi_insn_sp32): Likewise.
6928 (*movdi_insn_sp64): Likewise.
6930 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
6933 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
6934 types that needs constructiong.
6935 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
6937 2019-02-12 Richard Biener <rguenther@suse.de>
6939 PR tree-optimization/89253
6940 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
6943 2019-02-11 David Malcolm <dmalcolm@redhat.com>
6946 * input.c (selftest::test_line_offset_overflow): New selftest.
6947 (selftest::input_c_tests): Call it.
6949 2019-02-11 Martin Sebor <msebor@redhat.com>
6951 PR tree-optimization/88771
6952 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
6953 when -Wstringop-overflow is set.
6954 (builtin_memref::builtin_memref): Adjust excessive upper bound
6955 only when lower bound is not excessive.
6956 (maybe_diag_overlap): Detect and diagnose excessive bounds via
6957 -Wstringop-ovefflow.
6958 (maybe_diag_offset_bounds): Rename...
6959 (maybe_diag_access_bounds): ...to this.
6960 (check_bounds_or_overlap): Adjust for name change above.
6962 2019-02-11 Martin Sebor <msebor@redhat.com>
6965 * builtins.c (max_object_size): Move from here...
6966 * builtins.h (max_object_size): ...and here...
6967 * tree.c (max_object_size): ...to here...
6968 * tree.h (max_object_size): ...and here.
6970 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
6972 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
6973 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
6974 for correct semantics.
6976 2019-02-11 Alan Modra <amodra@gmail.com>
6978 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
6979 -mlongcall and -mpltseq.
6980 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
6981 (RS/6000 and PowerPC Options <-mpltseq>): Document.
6982 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
6983 * config/rs6000/sysv4.opt (mpltseq): New option.
6984 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
6985 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
6986 support is lacking. Don't allow -mpltseq with -mbss-plt.
6987 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
6988 -mpltseq given for ELFv1.
6989 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
6990 Only use UNSPEC_PLTSEQ for inline PLT calls.
6991 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
6992 use UNSPEC_PLTSEQ for inline PLT calls.
6993 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
6994 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
6995 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
6996 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
6997 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
6998 (pltseq_mtctr_<mode>): Likewise.
7000 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7002 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7004 * configure: Regenerate.
7006 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7009 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7012 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7014 * function.c (assign_parm_setup_block): Use the stored
7015 size, not the passed size, when allocating stack-space,
7016 also for a parameter with alignment larger than
7017 MAX_SUPPORTED_STACK_ALIGNMENT.
7019 2019-02-11 Martin Liska <mliska@suse.cz>
7022 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7023 * ipa-inline.c (inline_small_functions): Likewise.
7024 * ipa-pure-const.c (propagate_pure_const): Likewise.
7025 (propagate_nothrow): Likewise.
7026 * ipa-reference.c (propagate): Likewise.
7027 * ipa-utils.c (struct searchc_env): Remove unused field.
7028 (searchc): Always search across AVAIL_INTERPOSABLE.
7029 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7030 the only called IPA pure const can properly not propagate
7031 across interposable boundary.
7032 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7034 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7036 * config/nds32/nds32.md (call_internal, call_value_internal,
7037 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7039 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7041 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7044 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7046 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7049 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7051 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7053 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7055 PR tree-optimization/89268
7056 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7057 if preds is non-NULL.
7059 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7062 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7065 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7067 * config/nds32/nds32.md (trap): New pattern.
7069 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7071 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7074 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7076 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7079 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7081 * ipa-visibility.c (localize_node): Also do not localize
7082 LDPR_PREVAILING_DEF_IRONLY_EXP.
7084 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7087 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7088 instead of type_with_linkage.
7090 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7093 * params.def (uninlined-function-insns, uninlined-function-time,
7094 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7095 bound so we don't get overflows.
7097 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7099 * config/rs6000/rs6000-string.c (expand_compare_loop,
7100 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7103 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7106 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7107 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7108 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7110 2019-02-09 Alan Modra <amodra@gmail.com>
7113 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7114 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7117 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7120 * lra-constraints.c (process_alt_operands): Don't increase reject
7121 for memory when offset memory is required.
7123 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7125 * config/s390/vector.md: Implement vector copysign.
7127 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7129 * expr.c (expand_constructor): Correct indentations.
7131 2019-02-08 Richard Biener <rguenther@suse.de>
7133 PR tree-optimization/89247
7134 * tree-if-conv.c: Include tree-cfgcleanup.h.
7135 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7136 (tree_if_conversion): Pass through predicate vector.
7137 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7138 inline, see if any if-converted loops we refrece in
7139 LOOP_VECTORIZED calls vanished and fixup.
7140 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7142 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7144 * config/s390/constraints.md (jdd): New constraint.
7146 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7149 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7150 upper 16 vector registers without TARGET_AVX512VL.
7151 (*movti_internal): Likewise.
7153 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7155 PR rtl-optimization/89234
7156 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7157 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7158 (copy_reg_eh_region_note_backward): Likewise.
7160 2019-02-08 Richard Biener <rguenther@suse.de>
7163 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7165 (analyze_subscript_affine_affine): Handle failure from
7166 initialize_matrix_A.
7168 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7170 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7173 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7175 PR tree-optimization/86637
7176 PR tree-optimization/89235
7177 * tree-vect-loop.c (optimize_mask_stores): Add an
7178 auto_purge_vect_location sentinel to ensure that vect_location is
7181 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7182 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7183 to ensure that vect_location is purged on exit.
7184 (pass_slp_vectorize::execute): Likewise, replacing the manual
7186 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7188 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7190 * config/aarch64/iterators.md (max_opp): New code_attr.
7191 (USMAX): New code iterator.
7192 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7193 (aarch64_smax): Likewise.
7194 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7195 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7198 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7201 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7202 for TARGET_AVX512VL.
7203 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7205 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7207 * config/s390/s390-builtin-types.def: Add new types.
7208 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7209 (s390_vec_xlw4): Make the memory operand into a const pointer.
7210 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7212 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7213 a new vector type with the alignment of the scalar memory operand.
7215 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7216 Jakub Jelinek <jakub@redhat.com>
7219 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7220 arm_count_ldrdstrd_insns): New declarations.
7221 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7223 (valid_operands_ldrd_strd): New function.
7224 (arm_count_ldrdstrd_insns): New function.
7225 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7226 sets instead of single DImode set and define new insns to match this.
7228 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7230 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7231 Make it a C initializer.
7233 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7236 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7238 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7240 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7241 Use neon_dot<q> for type.
7242 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7244 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7246 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7247 Use neon_dot<q> for type.
7248 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7249 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7251 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7253 PR rtl-optimization/89225
7254 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7257 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7259 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7260 after restoring registers saved to allocate the frame on Windows.
7262 2019-02-06 Richard Biener <rguenther@suse.de>
7264 PR tree-optimization/89182
7265 * graphite.h (cached_scalar_evolution_in_region): Declare.
7266 * graphite.c (struct seir_cache_key): New.
7267 (struct sese_scev_hash): Likewise.
7268 (seir_cache): New global.
7269 (cached_scalar_evolution_in_region): New function.
7270 (graphite_transform_loops): Allocate and release seir_cache.
7271 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7272 cached_scalar_evolution_in_region.
7273 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7275 (scop_detection::graphite_can_represent_expr: Use
7276 cached_scalar_evolution_in_region.
7277 (scop_detection::stmt_simple_for_scop_p): Likewise.
7278 (find_params_in_bb): Likewise.
7279 (gather_bbs::before_dom_children): Likewise.
7280 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7281 (add_loop_constraints): Likewise.
7283 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7286 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7287 operand to new_unary_operation only if both element types are integral
7288 and it isn't a widening conversion. Return NULL_TREE if
7289 new_unary_operation failed.
7291 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
7294 * config/s390/s390.md: Remove load and test FP splitter.
7296 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7299 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
7300 expand_compare_loop, expand_block_compare_gpr,
7301 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
7302 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
7303 #include "profile-count.h" and "predict.h" for types and functions
7304 needed to work with REG_BR_PROB notes.
7306 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7309 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
7310 for the long branch case.
7312 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7315 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
7316 can throw, non-call exceptions are enabled and we can't delete
7317 dead exceptions or alter cfg. Set must_clean if
7318 delete_insn_and_edges returns true, don't set it blindly for calls.
7319 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
7321 PR rtl-optimization/89195
7322 * combine.c (make_extraction): For MEMs, don't extract bytes outside
7323 of the original MEM.
7325 2019-02-05 Martin Liska <mliska@suse.cz>
7327 PR gcov-profile/89000
7328 * gcov.c (function_summary): Remove argument.
7329 (file_summary): New function.
7330 (print_usage): Replace tabs with spaces.
7331 (generate_results): Use new function file_summary.
7333 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7336 * optabs.c (prepare_cmp_insn): Pass x and y to
7337 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
7339 2019-02-05 Richard Biener <rguenther@suse.de>
7342 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
7343 (struct bitmap_element): Drop chain_prev so we properly recurse on
7344 the prev member, supporting tree views.
7345 (struct bitmap_head): GTY skip the obstack member.
7347 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7350 * doc/extend.texi (Vector Extensions): Add an example of using vector
7351 types together with x86 intrinsics.
7353 2019-02-04 Alan Modra <amodra@gmail.com>
7355 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7356 str[] size to 160, and comment.
7358 2019-02-04 Alan Modra <amodra@gmail.com>
7360 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7361 (rs6000_pltseq_template): Guard output of TLS markers with
7363 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7364 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7365 to use inline PLT sequences.
7366 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7367 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7368 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7370 2019-02-04 Martin Liska <mliska@suse.cz>
7373 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7374 out when ipa_fn_summaries does not contain entry for callee.
7376 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7378 * config/sparc/sparc.h: Remove superfluous blank lines.
7379 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
7380 (got_register_rtx): ...this.
7381 (sparc_got): Adjust to above renaming.
7382 (sparc_tls_got): Likewise.
7383 (sparc_delegitimize_address): Likewise.
7384 (sparc_output_mi_thunk): Likewise.
7385 (sparc_init_pic_reg): Likewise.
7386 (save_local_or_in_reg_p): Fix test on the GOT register.
7387 (USE_HIDDEN_LINKONCE): Move around.
7388 (get_pc_thunk_name): Likewise.
7389 (gen_load_pcrel_sym): Likewise.
7390 (load_got_register): Likewise.
7392 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
7394 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
7395 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
7397 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7399 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
7402 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7404 * config.gcc (with_nds32_lib, glibc):
7405 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
7406 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
7407 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
7409 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
7412 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
7413 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
7414 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
7415 (*rcpsf2_sse): Ditto.
7416 (*rsqrtsf2_sse): Ditto.
7417 (sse4_1_round<mode<2): Ditto.
7419 2019-02-03 Richard Biener <rguenther@suse.de>
7422 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
7425 2019-02-02 Jakub Jelinek <jakub@redhat.com>
7428 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7429 Punt with warning on aggregate return or argument types. Ignore
7430 type/mode checking for uniform arguments.
7432 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7434 * combine.c (try_combine): Do not print "Can't combine" messages unless
7435 printing failed combination attempts.
7437 2019-02-01 Martin Jambor <mjambor@suse.cz>
7440 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
7441 segment and global segment variables before making them static.
7443 2019-02-01 Martin Jambor <mjambor@suse.cz>
7445 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
7446 missed optimization dump with dump_enabled_p.
7448 2019-02-01 Richard Biener <rguenther@suse.de>
7451 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
7452 the instantiate cache.
7453 (instantiate_scev_binary): Elide second operand procesing
7454 if equal to the first.
7455 * tree-chrec.c (chrec_contains_symbols): Add visited set.
7456 (chrec_contains_undetermined): Likewise.
7457 (tree_contains_chrecs): Likewise.
7459 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
7461 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
7463 2019-02-01 Jakub Jelinek <jakub@redhat.com>
7465 PR tree-optimization/89143
7466 * wide-int-range.h (wide_int_range_absu): Declare.
7467 * wide-int-range.cc (wide_int_range_absu): New function.
7468 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
7470 PR tree-optimization/88107
7471 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
7472 instead of assertion that eh_region_outermost is non-NULL, if it
7473 is NULL, set *ALL to true and return NULL.
7474 (move_sese_region_to_fn): Adjust caller, if all is set, call
7475 duplicate_eh_regions with NULL region.
7477 2019-02-01 Richard Biener <rguenth@suse.de>
7479 PR rtl-optimization/88593
7480 * mode-switching.c (optimize_mode_switching): Free dominators before
7481 calling cleanup_cfg.
7483 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
7485 PR tree-optimization/88932
7486 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
7488 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7491 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
7492 bogus clang warning.
7494 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
7497 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
7498 alternative to avoid partial SSE register stall for TARGET_AVX.
7499 (truncdfsf2): Ditto.
7500 (sse4_1_round<mode>2): Ditto.
7502 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
7504 PR tree-optimization/89008
7505 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
7506 process anything of the form X * 0.
7508 2019-01-31 Richard Biener <rguenther@suse.de>
7510 PR tree-optimization/89135
7511 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
7512 with abnormal preds.
7514 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7517 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
7518 always_inline callees into no_sanitize_address callers.
7520 2019-01-31 Richard Biener <rguenther@suse.de>
7522 PR rtl-optimization/89115
7523 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
7525 2019-01-30 Martin Sebor <msebor@redhat.com>
7528 * doc/extend.texi (cast to a union): Correct and expand.
7530 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
7532 PR rtl-optimization/87246
7533 * lra-constraints.c (simplify_operand_subreg): Reload memory
7534 in subreg if the address became invalid.
7536 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
7539 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
7540 Disable for little-endian.
7542 2019-01-30 Richard Biener <rguenther@suse.de>
7544 PR rtl-optimization/89115
7545 * opts.c (default_options_optimization): Reduce
7546 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
7547 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
7550 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
7552 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
7553 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
7554 type of vector element when vec_extract is implemented by direct
7557 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
7559 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
7561 2019-01-30 Richard Biener <rguenther@suse.de>
7563 PR tree-optimization/89111
7564 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
7565 canonicalization to appropriately sized access types.
7567 2019-01-30 Jakub Jelinek <jakub@redhat.com>
7570 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
7571 for arguments to functions that are TU-local and shouldn't be
7572 referenced by assembly.
7574 2019-01-30 Ulrich Drepper <drepper@redhat.com>
7576 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
7579 2019-01-29 Martin Sebor <msebor@redhat.com>
7582 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
7584 2019-01-29 Jakub Jelinek <jakub@redhat.com>
7588 * omp-simd-clone.c (simd_clone_clauses_extract)
7589 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
7590 OMP_CLAUSE_ALIGNED_ALIGNMENT.
7592 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
7594 * config.gcc: Force .init_array for ARC.
7596 2019-01-29 Richard Biener <rguenther@suse.de>
7599 * dwarf2out.c (collect_skeleton_dies): New helper.
7600 (copy_decls_for_unworthy_types): Call it.
7601 (build_abbrev_table): Assert we do not try to replace
7602 DW_AT_signature refs with local refs.
7604 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7607 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
7608 for lastprivate/linear IV, push gimplify context around gimplify_assign
7609 and, if it needed any temporaries, pop it into a gimple bind around the
7612 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
7614 * common.opt (-Wattribute-alias): Remove "no-" from name.
7615 Make -Wattribute-alias command line option and
7616 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
7618 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7621 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
7622 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
7624 (bmi2): Add missing @opindex.
7625 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
7626 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
7627 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
7628 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
7629 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
7630 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
7631 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
7632 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
7633 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
7634 xsavec, xsaveopt and xsaves options.
7636 2019-01-28 Richard Biener <rguenther@suse.de>
7639 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
7642 2019-01-28 Richard Biener <rguenther@suse.de>
7644 PR tree-optimization/88739
7645 * tree-cfg.c (verify_types_in_gimple_reference): Verify
7646 BIT_FIELD_REFs only are applied to mode-precision operands
7647 when they are integral.
7648 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
7649 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
7650 BIT_FIELD_REFs of non-mode-precision integral operands.
7652 2019-01-27 Jakub Jelinek <jakub@redhat.com>
7655 * config/i386/sse.md
7656 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
7657 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
7658 first constants in pairs are multiples of 2. Formatting fixes.
7659 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
7660 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
7661 first constants in each quadruple are multiples of 4. Formatting fixes.
7663 2019-01-26 Martin Jambor <mjambor@suse.cz>
7666 * tree-inline.c: Include tree-cfgcleanup.h.
7667 (delete_unreachable_blocks_update_callgraph): Move...
7668 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
7669 ...here, make externally visible, make second argument bool, adjust
7671 * tree-cfgcleanup.c: Include cgraph.h.
7672 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
7674 * ipa-prop.c: Include tree-cfgcleanup.h.
7675 (ipcp_transform_function): Call
7676 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
7678 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
7680 PR rtl-optimization/88846
7681 * ira.c (process_set_for_memref_referenced_p): New.
7682 (memref_referenced_p): Add new param. Use
7683 process_set_for_memref_referenced_p. Add new switch cases.
7684 (memref_used_between_p): Pass new arg to memref_referenced_p.
7686 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
7689 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
7690 argument ABI_BREAK. Set to true if the calculated alignment has
7691 changed in gcc-9. Check bit-fields for their base type alignment.
7692 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
7693 (aarch64_function_arg_boundary): Likewise.
7694 (aarch64_gimplify_va_arg_expr): Likewise.
7696 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7699 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
7700 instead of accessing TREE_INT_CST_ELT directly.
7702 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
7704 * doc/sourcebuild.texi (Environment attributes): Add fenv and
7705 fenv_exceptions description.
7707 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
7709 PR rtl-optimization/87763
7710 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
7711 Allow SUBREG when matching CC_NZmode compare.
7713 2019-01-25 Richard Biener <rguenther@suse.de>
7715 PR tree-optimization/89049
7716 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
7717 Look at the pattern stmt to determine if the stmt is vectorized.
7719 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7721 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
7722 (pred_mov<mode>): Handle all-register forms using both a new
7723 alternative and a split.
7725 2019-01-25 Richard Biener <rguenther@suse.de>
7727 PR tree-optimization/86865
7728 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7729 Reject non-do-while loops.
7731 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
7733 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
7734 * config/rs6000/constraints.md (Q constraint): Use REG_P.
7735 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
7736 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7737 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
7738 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7739 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
7740 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
7741 vlogical_operand, gpc_reg_operand, int_reg_operand,
7742 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
7743 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
7744 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
7745 (save_world_operation, restore_world_operation, lmw_operation,
7746 stmw_operation): Use MEM_P and REG_P.
7747 (tie_operand): Use MEM_P.
7748 (vrsave_operation, crsave_operation): Use REG_P.
7749 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
7750 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
7751 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
7752 (call_operand): Use HARD_REGISTER_P.
7753 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
7755 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
7756 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
7757 quad_aligned_load_p, replace_swapped_aligned_store,
7758 recombine_lvx_pattern, replace_swapped_aligned_load,
7759 recombine_stvx_pattern): Use MEM_P.
7760 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
7761 Use MEM_P and SYMBOL_REF_P.
7762 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
7763 (insn_is_swappable_p): Use REG_P and MEM_P.
7764 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
7765 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
7767 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
7769 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
7771 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
7772 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
7773 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
7774 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
7776 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7777 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
7778 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
7779 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
7780 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
7781 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
7782 rs6000_split_logical_di): Use CONST_INT_P.
7783 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
7784 REG_P and SYMBOL_REF_P.
7785 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
7786 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
7787 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
7788 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
7789 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
7790 (small_data_operand, print_operand_address): Use CONST_INT_P and
7792 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
7793 (rs6000_init_hard_regno_mode_ok, direct_move_p):
7794 Use HARD_REGISTER_NUM_P.
7795 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
7796 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
7797 SUBREG_P and SYMBOL_REF_P.
7798 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
7799 and HARD_REGISTER_NUM_P.
7800 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
7802 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
7803 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
7805 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
7806 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
7807 find_addr_reg): Use REG_P.
7808 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
7809 (rs6000_emit_le_vsx_move): Use SUBREG_P.
7810 (offsettable_ok_by_alignment, constant_pool_expr_p,
7811 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
7812 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
7813 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
7814 rs6000_assemble_integer, create_TOC_reference,
7815 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
7816 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
7817 (rs6000_split_vec_extract_var): Use reg_or_subregno.
7818 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
7819 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
7820 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7821 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
7822 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
7823 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
7824 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
7825 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
7826 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
7827 and cbranch<mode>4): Use CONST_INT_P.
7828 (multiple define_splits): Use REG_P and SUBREG_P.
7829 (define_expands call, call_value): Use MEM_P.
7830 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
7831 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
7832 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
7833 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
7834 and HARD_REGISTER_NUM_P.
7835 (multiple define_splits): Use HARD_REGISTER_NUM_P.
7837 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
7839 PR rtl-optimization/88948
7840 * rtl.h (prepare_copy_insn): New prototype.
7841 * gcse.c (prepare_copy_insn): New function, split out from
7842 process_insert_insn.
7843 (process_insert_insn): Use prepare_copy_insn.
7844 * store-motion.c (replace_store_insn): Use prepare_copy_insn
7845 instead of gen_move_insn.
7847 2019-01-24 Jakub Jelinek <jakub@redhat.com>
7850 * config/i386/i386.c (ix86_pic_register_p): Return true for
7853 PR tree-optimization/88964
7854 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
7855 punt if HONOR_SNANS (chrec).
7858 * tree-nested.c (convert_nonlocal_reference_stmt,
7859 convert_local_reference_stmt, convert_tramp_reference_stmt,
7860 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
7861 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
7864 PR tree-optimization/89027
7865 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
7866 for "omp simd array" variables.
7868 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
7871 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
7872 force the alignment of m_val.
7874 2019-01-24 Richard Biener <rguenther@suse.de>
7877 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
7878 When in "legacy" debug mode make sure to reset self-origins.
7880 2019-01-24 Martin Liska <mliska@suse.cz>
7882 PR gcov-profile/88994
7883 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
7884 result will be always smaller or equal to the original.
7885 * gcov.c (mangle_name): Fix else branch where we should
7886 also copy to PTR and shift the pointer.
7888 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7890 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
7891 * vr-values.c (find_case_label_ranges): Fix a comment typo.
7893 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
7895 * common/config/i386/i386-common.c
7896 (OPTION_MASK_ISA_ENQCMD_SET,
7897 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
7898 (ix86_handle_option): Handle -menqcmd.
7899 * config.gcc (enqcmdintrin.h): New header file.
7900 * config/i386/cpuid.h (bit_ENQCMD): New bit.
7901 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
7903 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
7905 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
7906 __builtin_ia32_enqcmds): New builtins.
7907 * config/i386/i386-c.c (__ENQCMD__): New macro.
7908 * config/i386/i386-option.c (ix86_target_string): Add
7910 (ix86_valid_target_attribute_inner_p): Likewise.
7911 * config/i386/i386-expand.c
7912 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
7913 IX86_BUILTIN_ENQCMDS.
7914 * config/i386/i386.h (TARGET_ENQCMD): New.
7915 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
7916 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
7917 (movdir64b_<mode>): Parameterize to enable share expansion code
7918 with ENQCMD in function ix86_expand_builtin.
7919 * config/i386/i386.opt: Add -menqcmd.
7920 * config/i386/immintrin.h: Include enqcmdintrin.h.
7921 * config/i386/enqcmdintrin.h: New intrinsic file.
7922 * doc/invoke.texi: Add -menqcmd.
7924 2019-01-23 Bin Cheng <bin.cheng@arm.com>
7925 Steve Ellcey <sellcey@marvell.com>
7928 * recog.c (address_operand): Return false on wrong mode for address.
7929 (constrain_operands): Check for mode with 'p' constraint.
7931 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
7934 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
7935 Disparage MMX alternative.
7936 (sse2_cvtpd2pi): Ditto.
7937 (sse2_cvttpd2pi): Ditto.
7939 2019-01-23 David Malcolm <dmalcolm@redhat.com>
7942 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
7943 use-after-free of the result of
7944 aarch64_get_extension_string_for_isa_flags.
7946 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7949 * doc/extend.texi: Document break and continue behavior in
7950 statement expressions.
7952 2019-01-23 Richard Biener <rguenther@suse.de>
7954 PR tree-optimization/89008
7955 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
7956 not leave another stray operand.
7958 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7960 * BASE-VER: Bump to 9.0.1.
7962 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
7964 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
7965 thunk that returns by reference, use the type of the return object
7966 of the thunk instead of that of the alias to build the dereference.
7968 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
7970 * config/arc/atomic.md: Add operand to DMB instruction.
7972 2019-01-23 Jakub Jelinek <jakub@redhat.com>
7974 PR tree-optimization/88964
7975 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
7976 build_zero_cst instead of build_int_cst. Return false for loop
7977 invariants which honor signed zeros.
7979 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
7981 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
7983 2019-01-22 Jakub Jelinek <jakub@redhat.com>
7986 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
7987 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
7988 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
7991 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
7992 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
7995 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
7996 Disable for little endian.
7998 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8001 * config/arm/arm.c (arm_needs_double_word_align): Check
8002 DECL_BIT_FIELD_TYPE.
8004 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8005 H.J. Lu <hongjiu.lu@intel.com>
8008 * config/i386/i386-builtin.def: Add mask2 to all builtin
8009 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8011 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8012 (BDESC_FIRST): Likewise.
8013 (define_builtin): Add an argument for mask2. Updated to handle
8014 both ix86_isa_flags and ix86_isa_flags2.
8015 (define_builtin_const): Likewise.
8016 (define_builtin_pure): Likewise.
8017 (define_builtin2): Deleted.
8018 (define_builtin_const2): Likewise.
8019 (builtin_description): Add a member, mask2.
8020 (bdesc_*): Add mask2 to builtin initializations.
8021 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8022 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8024 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8026 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8029 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8032 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8035 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8036 alignment is dominated by a bitfield with 64-bit aligned base type.
8037 (arm_function_arg): Emit a warning if the alignment has changed since
8038 earlier GCC releases.
8039 (arm_function_arg_boundary): Likewise.
8040 (arm_setup_incoming_varargs): Likewise.
8042 2019-01-22 Richard Biener <rguenther@suse.de>
8044 PR tree-optimization/88862
8045 * graphite-scop-detection.c
8046 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8048 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8050 * doc/extend.tex (AMD GCN Function Attributes): New section.
8051 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8052 * doc/invoke.texi (AMD GCN Options): New section.
8053 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8055 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8057 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8058 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8060 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8062 PR tree-optimization/88044
8063 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8064 is false in the first iteration, but !every_iteration, return false
8065 instead of true with niter->niter zero.
8067 PR rtl-optimization/88904
8068 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8069 any nonequal registers before processing BB_END (b).
8072 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8074 (expand_binop_directly, expand_doubleword_clz,
8075 expand_doubleword_popcount, expand_ctz, expand_ffs,
8076 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8078 PR rtl-optimization/49429
8080 PR rtl-optimization/86334
8082 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8083 addressable from here...
8084 (emit_block_op_via_libcall): ... to here.
8086 2019-01-22 Richard Biener <rguenther@suse.de>
8088 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8089 auto_vec for cost vector to fix memleak.
8090 (vectorize_fold_left_reduction): Properly gather SLP defs.
8091 (vectorizable_comparison): Do not swap operands to properly
8094 2019-01-22 Alan Modra <amodra@gmail.com>
8097 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8098 stays a reg. Allow a const_int.
8099 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8100 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8101 (IS_NOMARK_TLSGETADDR): Define.
8102 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8103 (rs6000_output_tlsargs): New function.
8104 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8105 __tls_get_addr call takes an arg.
8106 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8107 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8109 (call_value_nonlocal_sysv): ..or here, delete split.
8110 (tls_gdld_nomark): Delete.
8111 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8112 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8113 (call_value_nonlocal_sysv): Likewise.
8114 (call_value_nonlocal_sysv_secure): Likewise.
8115 (call_value_nonlocal_aix): Likewise.
8116 (call_value_indirect_aix): Likewise.
8117 (call_value_indirect_elfv2): Likewise.
8118 (call_value_local32, call_value_local64): Disable for no-mark tls.
8119 (call_value_local_aix): Likewise.
8121 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8124 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8125 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8127 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8129 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8130 string contents as hash_map keys.
8132 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8135 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8136 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8137 instead of TYPE_ALIGN.
8138 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8139 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8140 pointer from TYPE_STUB_DECL.
8142 2019-01-21 Richard Biener <rguenther@suse.de>
8144 PR tree-optimization/88934
8145 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8146 at the possibly non-constant operand.
8147 (vect_get_constant_vectors): Adjust.
8149 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8152 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8153 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8154 instead of _X86INTRIN_H_INCLUDED.
8155 * onfig/i386/clwbintrin.h: Likewise.
8156 * config/i386/pkuintrin.h: Likewise.
8157 * config/i386/prfchwintrin.h: Likewise.
8158 * config/i386/rdseedintrin.h: Likewise.
8159 * config/i386/wbnoinvdintrin.h: Likewise.
8160 * config/i386/xsavecintrin.h: Likewise.
8161 * config/i386/xsavesintrin.h: Likewise.
8162 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8163 * config/i386/xsaveintrin.h: Likewise.
8164 * config/i386/xsaveoptintrin.h: Likewise.
8165 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8166 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8167 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8168 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8169 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8170 * config/i386/immintrin.h: Here.
8172 2019-01-20 Martin Jambor <mjambor@suse.cz>
8175 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8176 with aa_walk_budget.
8177 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8178 aa_walk_budget_p parameter.
8179 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8180 walk. Updated all callers.
8181 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8182 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8184 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8185 parameter info. Extract info from fbi. Pass fbi to recursive calls
8186 and to unmodified_parm.
8187 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8188 info, updated call to will_be_nonconstant_expr_predicate.
8189 (param_change_prob): New parameter fbi, limit AA walking.
8190 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8191 calls to various above functions.
8192 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8193 parameter. Use it to limit AA walking.
8194 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8196 (detect_type_change): New parameter fbi, pass it on to
8197 detect_type_change_from_memory_writes.
8198 (detect_type_change_ssa): Likewise.
8199 (aa_overwalked): Removed.
8200 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8201 accordingly, adjust to the neew AA limiting scheme.
8202 (parm_ref_data_preserved_p): Likewise.
8203 (ipa_compute_jump_functions_for_edge): Adjust call to
8205 (ipa_analyze_call_uses): Likewise.
8206 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8207 (ipa_analyze_node): Initialize aa_walk_budget.
8208 (ipcp_transform_function): Likewise.
8209 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8210 to get_dynamic_type.
8212 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8214 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8215 outside of #if CHECKING_P code.
8217 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8219 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8220 New function, split out from...
8221 (loop_versioning::analyze_stride): ...here.
8222 (loop_versioning::find_per_loop_multiplication): Use gassign.
8223 (loop_versioning::analyze_term_using_scevs): Return a success code.
8224 (loop_versioning::analyze_arbitrary_term): New function.
8225 (loop_versioning::analyze_address_fragment): Use
8226 analyze_arbitrary_term if all else fails.
8228 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8231 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8234 2019-01-18 Richard Biener <rguenther@suse.de>
8236 PR tree-optimization/88903
8237 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8238 scalar stmts a SLP shift amount is composed of when detecting
8241 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8244 * config/arm/arm-cpus.in (mp): New feature.
8246 (fgroup ARMv7ve): Add mp and sec features.
8247 (arch armv7-a): Add options to allow mp and sec extensions.
8248 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8249 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8250 extenstions to the base architecture.
8251 (cpu cortex-a8): Add sec extension to the base architecture.
8252 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8253 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8254 variants down to the base v7-a varaint.
8255 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8256 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8257 of permitted extensions for -march=armv7-a and for
8258 -mcpu=generic-armv7-a.
8260 2019-01-18 Martin Liska <mliska@suse.cz>
8262 * params.def: Fix comment.
8263 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8265 (gimple_gen_ic_func_profiler): Likewise.
8267 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8269 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8270 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8271 and put in error checks for stack protector guard options.
8272 (aarch64_stack_protect_guard): New.
8273 (TARGET_STACK_PROTECT_GUARD): Define.
8274 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8275 (reg_stack_protect_address<mode>): New.
8276 (stack_protect_set): Adjust for SSP_GLOBAL.
8277 (stack_protect_test): Likewise.
8278 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8279 (-mstack-protector-guard): Likewise.
8280 (-mstack-protector-guard-offset): Likewise.
8282 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8284 PR tree-optimization/86214
8285 * tree-inline.h (struct copy_body_data): Add
8286 add_clobbers_to_eh_landing_pads member.
8287 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8288 (copy_edges_for_bb): Call it if EH edge destination is <
8289 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8290 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8291 if flag_stack_reuse != SR_NONE and clear it afterwards.
8293 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
8296 * doc/install.texi (with-multilib-list): Document for aarch64.
8298 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8301 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
8302 (("..."))) with ("...").
8304 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8306 * doc/extend.texi (Built-in Functions for Memory Model Aware
8307 Atomic Operations): Document atomic fetch and nand.
8309 2019-01-18 Martin Liska <mliska@suse.cz>
8310 Richard Biener <rguenther@suse.de>
8313 * cgraph.h (create_version_clone_with_body): Add new argument
8315 * cgraphclones.c (cgraph_node::create_version_clone): Add
8316 DECL_ATTRIBUTES to a newly created decl. And call
8317 valid_attribute_p so that proper cl_target_optimization_node
8318 is set for the newly created declaration.
8319 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
8321 (expand_target_clones): Do not call valid_attribute_p, it must
8323 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
8326 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8329 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
8330 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
8331 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8333 2019-01-17 Martin Sebor <msebor@redhat.com>
8336 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8337 Handle anti-ranges the same as no range at all.
8339 2018-01-17 Steve Ellcey <sellcey@cavium.com>
8341 * config/aarch64/aarch64.c (cgraph.h): New include.
8342 (intl.h): New include.
8343 (supported_simd_type): New function.
8344 (currently_supported_simd_type): Ditto.
8345 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
8346 (aarch64_simd_clone_adjust): Ditto.
8347 (aarch64_simd_clone_usable): Ditto.
8348 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
8349 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8350 (TARGET_SIMD_CLONE_USABLE): Ditto.
8351 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8352 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8355 2019-01-17 Martin Sebor <msebor@redhat.com>
8357 PR tree-optimization/88800
8358 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8359 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8360 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8361 redundant argument. Add new argument and issue diagnostics under
8362 its control. Detect out-of-bounds access even with warnings
8364 (check_bounds_or_overlap): Change return type. Add argument.
8365 (wrestrict_dom_walker::check_call): Adjust.
8366 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8367 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8368 check_bounds_or_overlap's return value.
8369 (handle_builtin_stxncpy): Same.
8370 (handle_builtin_strcat): Same.
8372 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8373 Kwok Cheung Yeung <kcy@codesourcery.com>
8374 Julian Brown <julian@codesourcery.com>
8375 Tom de Vries <tom@codesourcery.com>
8377 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
8379 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8381 * doc/sourcebuild.texi: Document dg-require-effective-target
8382 llvm_binutils and offload_gcn.
8384 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8385 Kwok Cheung Yeung <kcy@codesourcery.com>
8386 Julian Brown <julian@codesourcery.com>
8387 Tom de Vries <tom@codesourcery.com>
8389 * doc/sourcebuild.texi: Document dg-required-effective-target
8392 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8393 Kwok Cheung Yeung <kcy@codesourcery.com>
8394 Julian Brown <julian@codesourcery.com>
8395 Tom de Vries <tom@codesourcery.com>
8396 Jan Hubicka <hubicka@ucw.cz>
8397 Martin Jambor <mjambor@suse.cz>
8399 * config.gcc: Add amdgcn*-*-amdhsa configuration.
8400 * configure.ac: Check for dlopen.
8401 * configure: Regenerate.
8403 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8404 Kwok Cheung Yeung <kcy@codesourcery.com>
8405 Julian Brown <julian@codesourcery.com>
8406 Tom de Vries <tom@codesourcery.com>
8407 Jan Hubicka <hubicka@ucw.cz>
8408 Martin Jambor <mjambor@suse.cz>
8410 * common/config/gcn/gcn-common.c: New file.
8411 * config/gcn/driver-gcn.c: New file.
8412 * config/gcn/gcn-builtins.def: New file.
8413 * config/gcn/gcn-hsa.h: New file.
8414 * config/gcn/gcn-modes.def: New file.
8415 * config/gcn/gcn-opts.h: New file.
8416 * config/gcn/gcn-passes.def: New file.
8417 * config/gcn/gcn-protos.h: New file.
8418 * config/gcn/gcn-run.c: New file.
8419 * config/gcn/gcn-tree.c: New file.
8420 * config/gcn/gcn.c: New file.
8421 * config/gcn/gcn.h: New file.
8422 * config/gcn/gcn.opt: New file.
8423 * config/gcn/t-gcn-hsa: New file.
8425 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8426 Kwok Cheung Yeung <kcy@codesourcery.com>
8427 Julian Brown <julian@codesourcery.com>
8428 Tom de Vries <tom@codesourcery.com>
8429 Jan Hubicka <hubicka@ucw.cz>
8430 Martin Jambor <mjambor@suse.cz>
8432 * config/gcn/constraints.md: New file.
8433 * config/gcn/gcn-valu.md: New file.
8434 * config/gcn/gcn.md: New file.
8435 * config/gcn/predicates.md: New file.
8437 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
8439 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
8440 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
8441 (stmt_uses_0_or_null_in_undefined_way): Likewise.
8442 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
8444 2019-01-17 Tamar Christina <tamar.christina@arm.com>
8447 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
8448 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
8449 it and document registers.
8451 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8453 * config/aarch64/aarch64.c (ares_tunings): Define.
8454 * config/aarch64/aarch64-cores.def (ares): Use the above.
8456 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8460 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
8462 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
8463 (_mm512_fixupimm_round_pd): Update parameters and builtin.
8464 (_mm512_maskz_fixupimm_round_pd): Ditto.
8465 (_mm512_fixupimm_round_ps): Ditto.
8466 (_mm512_maskz_fixupimm_round_ps): Ditto.
8467 (_mm_fixupimm_round_sd): Ditto.
8468 (_mm_maskz_fixupimm_round_sd): Ditto.
8469 (_mm_fixupimm_round_ss): Ditto.
8470 (_mm_maskz_fixupimm_round_ss): Ditto.
8471 (_mm512_fixupimm_pd): Ditto.
8472 (_mm512_maskz_fixupimm_pd): Ditto.
8473 (_mm512_fixupimm_ps): Ditto.
8474 (_mm512_maskz_fixupimm_ps): Ditto.
8475 (_mm_fixupimm_sd): Ditto.
8476 (_mm_maskz_fixupimm_sd): Ditto.
8477 (_mm_fixupimm_ss): Ditto.
8478 (_mm_maskz_fixupimm_ss): Ditto.
8479 (_mm512_mask_fixupimm_round_pd): Update builtin.
8480 (_mm512_mask_fixupimm_round_ps): Ditto.
8481 (_mm_mask_fixupimm_round_sd): Ditto.
8482 (_mm_mask_fixupimm_round_ss): Ditto.
8483 (_mm512_mask_fixupimm_pd): Ditto.
8484 (_mm512_mask_fixupimm_ps): Ditto.
8485 (_mm_mask_fixupimm_sd): Ditto.
8486 (_mm_mask_fixupimm_ss): Ditto.
8487 * config/i386/avx512vlintrin.h:
8488 (_mm256_fixupimm_pd): Update parameters and builtin.
8489 (_mm256_maskz_fixupimm_pd): Ditto.
8490 (_mm256_fixupimm_ps): Ditto.
8491 (_mm256_maskz_fixupimm_ps): Ditto.
8492 (_mm_fixupimm_pd): Ditto.
8493 (_mm_maskz_fixupimm_pd): Ditto.
8494 (_mm_fixupimm_ps): Ditto.
8495 (_mm_maskz_fixupimm_ps): Ditto.
8496 (_mm256_mask_fixupimm_pd): Update builtin.
8497 (_mm256_mask_fixupimm_ps): Ditto.
8498 (_mm_mask_fixupimm_pd): Ditto.
8499 (_mm_mask_fixupimm_ps): Ditto.
8500 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
8501 * config/i386/i386-builtin.def: Update builtin definitions.
8502 * config/i386/i386.c: Handle new builtin types and remove useless ones.
8503 * config/i386/sse.md: Update VFIXUPIMM* patterns.
8504 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8505 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8506 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
8507 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8508 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8509 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
8510 * config/i386/subst.md:
8511 (round_saeonly_sd_mask_operand4): Add new subst_attr.
8512 (round_saeonly_sd_mask_op4): Ditto.
8513 (round_saeonly_expand_operand5): Ditto.
8514 (round_saeonly_expand): Update.
8516 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8520 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
8522 * config/i386/sse.md: Combine VFIXUPIMM* patterns
8523 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8524 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8525 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
8526 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8527 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8528 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
8530 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8534 2018-12-15 Jakub Jelinek <jakub@redhat.com>
8537 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
8538 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
8539 instead of UNSPEC_FIXUPIMM.
8541 2019-01-17 Richard Biener <rguenther@suse.de>
8544 * dwarf2out.c (want_pubnames): Never generate pubnames sections
8545 and friends for the LTO part of debug info.
8547 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8549 PR tree-optimization/86214
8550 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
8553 PR rtl-optimization/88870
8554 * dce.c (deletable_insn_p): Never delete const/pure calls that can
8555 throw if we can't alter the cfg or delete dead exceptions.
8556 (mark_insn): Don't call find_call_stack_args for such calls.
8558 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
8560 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
8561 prototypes for vec_st.
8562 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
8563 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
8564 mainly on signed/unsigned long long and double.
8566 2019-01-16 David Malcolm <dmalcolm@redhat.com>
8569 * combine.c (delete_noop_moves): Convert to "bool" return,
8570 returning true if any edges are eliminated.
8571 (combine_instructions): Also return true if delete_noop_moves
8574 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8576 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
8577 correct max nunits for endian swap.
8578 (aarch64_expand_fcmla_builtin): Correct subreg code.
8579 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8580 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
8583 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
8585 * config/alpha/alpha.c (alpha_gimplify_va_arg):
8586 Handle split indirect COMPLEX_TYPE arguments.
8588 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
8591 * config/aarch64/aarch64-modes.def: Add comment about how the carry
8592 bit is set by add and compare.
8593 (CC_ADC): New CC_MODE.
8594 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
8595 to cache the code and mode of X. Adjust the shape of a CC_Cmode
8596 comparison. Add detection for CC_ADCmode.
8597 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
8599 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
8600 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
8601 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
8602 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
8603 to eliminate the need for zero-extending the operands.
8604 (add<mode>3_compareC_imm): Delete. Merge into ...
8605 (add<mode>3_compareC): ... this. Restructure the comparison to
8606 eliminate the need for zero-extending the operands.
8607 (add<mode>3_carryin): Use LTU for the overflow detection.
8608 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
8609 Reexpress comparison for overflow.
8610 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
8611 (add<mode>3_carryinC): Likewise.
8612 (add<mode>3_carryinV): Use LTU for carry between partials.
8613 * config/aarch64/predicates.md (aarch64_carry_operation): Update
8614 handling of CC_Cmode and add CC_ADCmode.
8615 (aarch64_borrow_operation): Likewise.
8617 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8619 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
8620 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
8621 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
8622 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
8624 2019-01-16 Martin Liska <mliska@suse.cz>
8626 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
8628 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
8630 * gcc.c (add_sysrooted_hdrs_prefix): New function.
8631 (path_prefix_reset): Move up in the source file.
8632 (find_fortran_preinclude_file): Make complex search for the
8633 fortran header files.
8635 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
8637 * godump.c (go_output_typedef): When outputting a typedef, refer
8638 to the underlying type by its name and not its structure.
8640 2019-01-15 David Malcolm <dmalcolm@redhat.com>
8643 * tree.c (build_function_type): Assert that arg_types is not
8646 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
8649 * doc/extend.texi: Document that listing the stack pointer in the
8650 clobber list of an asm is a deprecated feature.
8651 * common.opt (Wdeprecated): Moved from c-family/c.opt.
8652 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
8653 warning instead of an error for clobbers of the stack pointer.
8654 Add a note explaining why.
8656 2019-01-15 Richard Biener <rguenther@suse.de>
8659 * dwarf2out.c (gen_member_die): Do not generate inheritance
8662 2019-01-15 Richard Biener <rguenther@suse.de>
8664 PR tree-optimization/88855
8665 * tree-if-conv.c (combine_blocks): Collect
8666 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
8668 2019-01-15 Tom de Vries <tdevries@suse.de>
8671 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
8672 lhs == NULL_TREE for gang-level reduction.
8674 2019-01-15 Richard Biener <rguenther@suse.de>
8675 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8678 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
8679 return true if SSA_NAME is already marked in visited bitmap.
8680 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
8682 2019-01-15 Jakub Jelinek <jakub@redhat.com>
8684 PR tree-optimization/88775
8685 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
8686 equal == 0 equality pointer comparisons some more if compared in
8687 integral types and either one points to an automatic var and the
8688 other to a global, or we can prove at least one points to the middle
8689 or both point to start or both point to end.
8691 2019-01-14 Andi Kleen <ak@linux.intel.com>
8693 * Makefile.in: Lower autofdo sampling rate by 10x.
8694 * Makefile.tpl: Dito.
8696 2019-01-14 Tom Honermann <tom@honermann.net>
8698 * defaults.h: Define CHAR8_TYPE.
8700 2019-01-14 Martin Sebor <msebor@redhat.com>
8703 * doc/extend.texi (Darwin Format Checks): Clarify.
8705 2019-01-14 Richard Biener <rguenther@suse.de>
8707 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
8708 whether we are in (simplify ...) or (match ...) context.
8710 2019-01-14 Jakub Jelinek <jakub@redhat.com>
8712 PR rtl-optimization/88796
8713 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
8714 * cfgexpand.c (stack_protect_prologue): Initialize
8715 crtl->stack_protect_guard_decl.
8716 * function.c (stack_protect_epilogue): Use it instead of calling
8717 targetm.stack_protect_guard again.
8718 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
8719 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
8720 crtl->stack_protect_guard_decl.
8721 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
8722 on the returned MEM_EXPR.
8724 2019-01-12 Tom de Vries <tdevries@suse.de>
8726 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
8727 vector length using -fopenacc-dim.
8729 2019-01-12 Tom de Vries <tdevries@suse.de>
8731 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
8732 lengths into account.
8734 2019-01-12 Svante Signell <svante.signell@gmail.com>
8736 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
8737 (TARGET_CAN_SPLIT_STACK): Define.
8738 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
8740 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
8742 * params.def (inline-unit-growth): Set to 40.
8744 2019-01-12 Jakub Jelinek <jakub@redhat.com>
8746 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
8748 2019-01-12 Tom de Vries <tdevries@suse.de>
8750 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
8751 region calling vector-partitionable routine, set default_vector_length
8754 2019-01-12 Tom de Vries <tdevries@suse.de>
8756 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
8757 variable default_vector_length.
8759 2019-01-12 Tom de Vries <tdevries@suse.de>
8762 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
8763 from oacc_default_dims, as oacc_validate_dims would do it, and apply
8766 2019-01-12 Tom de Vries <tdevries@suse.de>
8768 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
8769 (nvptx_goacc_validate_dims): Add used parameter.
8770 * doc/tm.texi: Regenerate.
8771 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
8772 argument to call to targetm.goacc.validate_dims.
8773 (default_goacc_validate_dims): Add used
8775 * target.def (validate_dims): Add used parameter in DEFHOOK.
8776 * targhooks.h (default_goacc_validate_dims): Add used parameter.
8778 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8782 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
8784 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
8785 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
8786 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
8787 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
8789 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
8791 PR rtl-optimization/87305
8793 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
8794 for little endian pseudos used as paradoxical subreg.
8796 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8798 PR tree-optimization/88693
8799 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
8800 for STRING_CSTs that don't contain any NUL characters in the first
8801 TREE_STRING_LENGTH bytes.
8803 2019-01-11 Alan Modra <amodra@gmail.com>
8807 * genattrtab.c (min_fn): Don't translate values.
8808 (min_attr_value): Return INT_MAX when the value can't be calculated.
8809 Return minimum among any values that can be calculated.
8810 (max_attr_value): Adjust.
8812 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8814 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
8816 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8818 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8819 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
8820 (aarch64_return_call_with_max_clobbers): New function.
8821 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
8822 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
8824 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
8825 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
8826 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
8827 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
8828 * cselib.c (cselib_process_insn): Add argument to
8829 targetm.hard_regno_call_part_clobbered call.
8830 * ira-conflicts.c (ira_build_conflicts): Ditto.
8831 * ira-costs.c (ira_tune_allocno_costs): Ditto.
8832 * lra-constraints.c (inherit_reload_reg): Ditto.
8833 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
8834 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
8835 argument. Call targetm.return_call_with_max_clobbers.
8836 Add argument to targetm.hard_regno_call_part_clobbered call.
8837 (calls_have_same_clobbers_p): New function.
8838 (process_bb_lives): Add call_insn and last_call_insn variables.
8839 Pass call_insn to check_pseudos_live_through_calls.
8840 Modify if stmt to check targetm.return_call_with_max_clobbers.
8841 Update setting of flush variable.
8842 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
8844 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
8845 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
8846 targetm.hard_regno_call_part_clobbered call.
8847 * reginfo.c (choose_hard_reg_mode): Ditto.
8848 * regrename.c (check_new_reg_p): Ditto.
8849 * reload.c (find_equiv_reg): Ditto.
8850 * reload1.c (emit_reload_insns): Ditto.
8851 * sched-deps.c (deps_analyze_insn): Ditto.
8852 * sel-sched.c (init_regs_for_mode): Ditto.
8853 (mark_unavailable_hard_regs): Ditto.
8854 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
8855 * target.def (hard_regno_call_part_clobbered): Add insn argument.
8856 (return_call_with_max_clobbers): New target function.
8857 * doc/tm.texi: Regenerate.
8858 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
8859 * hooks.c (hook_bool_uint_mode_false): Change to
8860 hook_bool_insn_uint_mode_false.
8861 * hooks.h (hook_bool_uint_mode_false): Ditto.
8863 2019-01-11 Steve Ellcey <sellcey@marvell.com>
8865 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
8866 (aarch64_remove_extra_call_preserved_regs): New function.
8867 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
8868 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
8869 * doc/tm.texi: Regenerate.
8870 * final.c (get_call_reg_set_usage): Call new hook.
8871 * target.def (remove_extra_call_preserved_regs): New hook.
8872 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
8873 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
8875 2019-01-11 Jakub Jelinek <jakub@redhat.com>
8878 * passes.c (finish_optimization_passes): Call print_combine_total_stats
8879 inside of pass_combine_1 dump rather than pass_profile_1.
8881 2019-01-11 Tom de Vries <tdevries@suse.de>
8883 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
8884 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
8885 (PTX_NUM_PER_WORKER_BARRIERS): Define.
8886 (nvptx_apply_dim_limits): Prevent vector_length 64 and
8889 2019-01-11 Tom de Vries <tdevries@suse.de>
8891 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
8893 2019-01-11 Jan Beulich <jbeulich@suse.com>
8895 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
8896 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
8897 sse2_cvtsi2sd): Add {l}.
8898 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
8901 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8904 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
8906 (*float<floatunssuffix>v2div2sf2): New define_insn.
8907 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
8908 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
8909 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
8910 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
8911 match_operands with "const0_operand" "C".
8913 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8915 * config/aarch64/aarch64-builtins.c
8916 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
8917 (aarch64_init_simd_builtins): ...Here
8919 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
8921 PR rtl-optimization/87305
8923 (setup_live_pseudos_and_spill_after_risky_transforms): Check
8924 allocation for big endian pseudos used as paradoxical subregs and
8925 spill them if it is wrong.
8926 * lra-constraints.c (lra_constraints): Add a comment.
8928 2019-01-10 Richard Biener <rguenther@suse.de>
8930 PR tree-optimization/88792
8931 * tree-ssa-pre.c (get_representative_for): Do not return a
8934 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8938 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
8939 (assign_parm_setup_block): Do the argument slot realignment here
8942 2019-01-10 Stefan Agner <stefan@agner.ch>
8945 * config/arm/arm.c (arm_option_override_internal): Force
8946 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
8948 2019-01-10 Jakub Jelinek <jakub@redhat.com>
8951 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
8954 2019-01-10 Tamar Christina <tamar.christina@arm.com>
8956 * config/arm/arm-builtins.c
8957 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
8958 (MAC_LANE_PAIR_QUALIFIERS): New.
8959 (arm_expand_builtin_args): Use it.
8960 (arm_expand_builtin_1): Likewise.
8961 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
8962 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
8963 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
8964 * config/arm/arm_neon.h:
8965 (vcadd_rot90_f16): New.
8966 (vcaddq_rot90_f16): New.
8967 (vcadd_rot270_f16): New.
8968 (vcaddq_rot270_f16): New.
8971 (vcmla_lane_f16): New.
8972 (vcmla_laneq_f16): New.
8973 (vcmlaq_lane_f16): New.
8974 (vcmlaq_laneq_f16): New.
8975 (vcmla_rot90_f16): New.
8976 (vcmlaq_rot90_f16): New.
8977 (vcmla_rot90_lane_f16): New.
8978 (vcmla_rot90_laneq_f16): New.
8979 (vcmlaq_rot90_lane_f16): New.
8980 (vcmlaq_rot90_laneq_f16): New.
8981 (vcmla_rot180_f16): New.
8982 (vcmlaq_rot180_f16): New.
8983 (vcmla_rot180_lane_f16): New.
8984 (vcmla_rot180_laneq_f16): New.
8985 (vcmlaq_rot180_lane_f16): New.
8986 (vcmlaq_rot180_laneq_f16): New.
8987 (vcmla_rot270_f16): New.
8988 (vcmlaq_rot270_f16): New.
8989 (vcmla_rot270_lane_f16): New.
8990 (vcmla_rot270_laneq_f16): New.
8991 (vcmlaq_rot270_lane_f16): New.
8992 (vcmlaq_rot270_laneq_f16): New.
8993 (vcadd_rot90_f32): New.
8994 (vcaddq_rot90_f32): New.
8995 (vcadd_rot270_f32): New.
8996 (vcaddq_rot270_f32): New.
8999 (vcmla_lane_f32): New.
9000 (vcmla_laneq_f32): New.
9001 (vcmlaq_lane_f32): New.
9002 (vcmlaq_laneq_f32): New.
9003 (vcmla_rot90_f32): New.
9004 (vcmlaq_rot90_f32): New.
9005 (vcmla_rot90_lane_f32): New.
9006 (vcmla_rot90_laneq_f32): New.
9007 (vcmlaq_rot90_lane_f32): New.
9008 (vcmlaq_rot90_laneq_f32): New.
9009 (vcmla_rot180_f32): New.
9010 (vcmlaq_rot180_f32): New.
9011 (vcmla_rot180_lane_f32): New.
9012 (vcmla_rot180_laneq_f32): New.
9013 (vcmlaq_rot180_lane_f32): New.
9014 (vcmlaq_rot180_laneq_f32): New.
9015 (vcmla_rot270_f32): New.
9016 (vcmlaq_rot270_f32): New.
9017 (vcmla_rot270_lane_f32): New.
9018 (vcmla_rot270_laneq_f32): New.
9019 (vcmlaq_rot270_lane_f32): New.
9020 (vcmlaq_rot270_laneq_f32): New.
9021 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9022 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9023 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9024 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9025 vcmlaq_lane270): New.
9026 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9027 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9028 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9029 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9030 (arm_option_reconfigure_globals): Use them.
9031 * config/arm/iterators.md (VDF, VQ_HSF): New.
9032 (VCADD, VCMLA): New.
9033 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9034 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9036 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9037 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9039 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9041 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9042 Add qualifier_lane_pair_index.
9043 (emit-rtl.h): Include.
9044 (TYPES_QUADOP_LANE_PAIR): New.
9045 (aarch64_simd_expand_args): Use it.
9046 (aarch64_simd_expand_builtin): Likewise.
9047 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9049 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9050 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9051 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9052 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9053 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9054 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9055 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9056 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9057 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9058 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9059 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9060 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9061 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9062 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9063 Add __ARM_FEATURE_COMPLEX.
9064 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9065 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9066 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9067 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9068 fcmlaq_lane270): New.
9069 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9070 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9071 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9072 * config/aarch64/arm_neon.h:
9073 (vcadd_rot90_f16): New.
9074 (vcaddq_rot90_f16): New.
9075 (vcadd_rot270_f16): New.
9076 (vcaddq_rot270_f16): New.
9079 (vcmla_lane_f16): New.
9080 (vcmla_laneq_f16): New.
9081 (vcmlaq_lane_f16): New.
9082 (vcmlaq_rot90_lane_f16): New.
9083 (vcmla_rot90_laneq_f16): New.
9084 (vcmla_rot90_lane_f16): New.
9085 (vcmlaq_rot90_f16): New.
9086 (vcmla_rot90_f16): New.
9087 (vcmlaq_laneq_f16): New.
9088 (vcmla_rot180_laneq_f16): New.
9089 (vcmla_rot180_lane_f16): New.
9090 (vcmlaq_rot180_f16): New.
9091 (vcmla_rot180_f16): New.
9092 (vcmlaq_rot90_laneq_f16): New.
9093 (vcmlaq_rot270_laneq_f16): New.
9094 (vcmlaq_rot270_lane_f16): New.
9095 (vcmla_rot270_laneq_f16): New.
9096 (vcmlaq_rot270_f16): New.
9097 (vcmla_rot270_f16): New.
9098 (vcmlaq_rot180_laneq_f16): New.
9099 (vcmlaq_rot180_lane_f16): New.
9100 (vcmla_rot270_lane_f16): New.
9101 (vcadd_rot90_f32): New.
9102 (vcaddq_rot90_f32): New.
9103 (vcaddq_rot90_f64): New.
9104 (vcadd_rot270_f32): New.
9105 (vcaddq_rot270_f32): New.
9106 (vcaddq_rot270_f64): New.
9110 (vcmla_lane_f32): New.
9111 (vcmla_laneq_f32): New.
9112 (vcmlaq_lane_f32): New.
9113 (vcmlaq_laneq_f32): New.
9114 (vcmla_rot90_f32): New.
9115 (vcmlaq_rot90_f32): New.
9116 (vcmlaq_rot90_f64): New.
9117 (vcmla_rot90_lane_f32): New.
9118 (vcmla_rot90_laneq_f32): New.
9119 (vcmlaq_rot90_lane_f32): New.
9120 (vcmlaq_rot90_laneq_f32): New.
9121 (vcmla_rot180_f32): New.
9122 (vcmlaq_rot180_f32): New.
9123 (vcmlaq_rot180_f64): New.
9124 (vcmla_rot180_lane_f32): New.
9125 (vcmla_rot180_laneq_f32): New.
9126 (vcmlaq_rot180_lane_f32): New.
9127 (vcmlaq_rot180_laneq_f32): New.
9128 (vcmla_rot270_f32): New.
9129 (vcmlaq_rot270_f32): New.
9130 (vcmlaq_rot270_f64): New.
9131 (vcmla_rot270_lane_f32): New.
9132 (vcmla_rot270_laneq_f32): New.
9133 (vcmlaq_rot270_lane_f32): New.
9134 (vcmlaq_rot270_laneq_f32): New.
9135 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9136 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9137 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9138 (FCADD, FCMLA): New.
9140 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9142 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9146 * config/pa/pa.c: Change "can not" to "cannot".
9147 * gimple-ssa-evrp-analyze.c: Likewise.
9148 * ipa-icf.c: Likewise.
9149 * ipa-polymorphic-call.c: Likewise.
9150 * ipa-pure-const.c: Likewise.
9151 * lra-constraints.c: Likewise.
9152 * lra-remat.c: Likewise.
9153 * reload1.c: Likewise.
9154 * reorg.c: Likewise.
9155 * tree-ssa-uninit.c: Likewise.
9157 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9161 * Makefile.in: Mechanically replace "can not" with "cannot".
9162 * alias.c: Likewise.
9163 * builtins.c: Likewise.
9164 * calls.c: Likewise.
9165 * cgraph.c: Likewise.
9166 * cgraph.h: Likewise.
9167 * cgraphclones.c: Likewise.
9168 * cgraphunit.c: Likewise.
9169 * combine-stack-adj.c: Likewise.
9170 * combine.c: Likewise.
9171 * common/config/i386/i386-common.c: Likewise.
9172 * config/aarch64/aarch64.c: Likewise.
9173 * config/alpha/sync.md: Likewise.
9174 * config/arc/arc.c: Likewise.
9175 * config/arc/predicates.md: Likewise.
9176 * config/arm/arm-c.c: Likewise.
9177 * config/arm/arm.c: Likewise.
9178 * config/arm/arm.h: Likewise.
9179 * config/arm/arm.md: Likewise.
9180 * config/arm/cortex-r4f.md: Likewise.
9181 * config/csky/csky.c: Likewise.
9182 * config/csky/csky.h: Likewise.
9183 * config/darwin-f.c: Likewise.
9184 * config/epiphany/epiphany.md: Likewise.
9185 * config/i386/i386.c: Likewise.
9186 * config/i386/sol2.h: Likewise.
9187 * config/m68k/m68k.c: Likewise.
9188 * config/mcore/mcore.h: Likewise.
9189 * config/microblaze/microblaze.md: Likewise.
9190 * config/mips/20kc.md: Likewise.
9191 * config/mips/sb1.md: Likewise.
9192 * config/nds32/nds32.c: Likewise.
9193 * config/nds32/predicates.md: Likewise.
9194 * config/pa/pa.c: Likewise.
9195 * config/rs6000/e300c2c3.md: Likewise.
9196 * config/rs6000/rs6000.c: Likewise.
9197 * config/s390/s390.h: Likewise.
9198 * config/sh/sh.c: Likewise.
9199 * config/sh/sh.md: Likewise.
9200 * config/spu/vmx2spu.h: Likewise.
9201 * cprop.c: Likewise.
9202 * dbxout.c: Likewise.
9203 * df-scan.c: Likewise.
9204 * doc/cfg.texi: Likewise.
9205 * doc/extend.texi: Likewise.
9206 * doc/fragments.texi: Likewise.
9207 * doc/gty.texi: Likewise.
9208 * doc/invoke.texi: Likewise.
9209 * doc/lto.texi: Likewise.
9210 * doc/md.texi: Likewise.
9211 * doc/objc.texi: Likewise.
9212 * doc/rtl.texi: Likewise.
9213 * doc/tm.texi: Likewise.
9215 * emit-rtl.c: Likewise.
9216 * emit-rtl.h: Likewise.
9217 * except.c: Likewise.
9218 * expmed.c: Likewise.
9220 * fold-const.c: Likewise.
9221 * genautomata.c: Likewise.
9222 * gimple-fold.c: Likewise.
9223 * hard-reg-set.h: Likewise.
9224 * ifcvt.c: Likewise.
9225 * ipa-comdats.c: Likewise.
9226 * ipa-cp.c: Likewise.
9227 * ipa-devirt.c: Likewise.
9228 * ipa-fnsummary.c: Likewise.
9229 * ipa-icf.c: Likewise.
9230 * ipa-inline-transform.c: Likewise.
9231 * ipa-inline.c: Likewise.
9232 * ipa-polymorphic-call.c: Likewise.
9233 * ipa-profile.c: Likewise.
9234 * ipa-prop.c: Likewise.
9235 * ipa-pure-const.c: Likewise.
9236 * ipa-reference.c: Likewise.
9237 * ipa-split.c: Likewise.
9238 * ipa-visibility.c: Likewise.
9240 * ira-build.c: Likewise.
9241 * ira-color.c: Likewise.
9242 * ira-conflicts.c: Likewise.
9243 * ira-costs.c: Likewise.
9244 * ira-int.h: Likewise.
9245 * ira-lives.c: Likewise.
9248 * loop-invariant.c: Likewise.
9249 * loop-unroll.c: Likewise.
9250 * lower-subreg.c: Likewise.
9251 * lra-assigns.c: Likewise.
9252 * lra-constraints.c: Likewise.
9253 * lra-eliminations.c: Likewise.
9254 * lra-lives.c: Likewise.
9255 * lra-remat.c: Likewise.
9256 * lra-spills.c: Likewise.
9258 * lto-cgraph.c: Likewise.
9259 * lto-streamer-out.c: Likewise.
9260 * postreload-gcse.c: Likewise.
9261 * predict.c: Likewise.
9262 * profile-count.h: Likewise.
9263 * profile.c: Likewise.
9264 * recog.c: Likewise.
9266 * reload.c: Likewise.
9267 * reload1.c: Likewise.
9268 * reorg.c: Likewise.
9269 * resource.c: Likewise.
9270 * rtl.def: Likewise.
9272 * rtlanal.c: Likewise.
9273 * sched-deps.c: Likewise.
9274 * sched-ebb.c: Likewise.
9275 * sched-rgn.c: Likewise.
9276 * sel-sched-ir.c: Likewise.
9277 * sel-sched.c: Likewise.
9278 * shrink-wrap.c: Likewise.
9279 * simplify-rtx.c: Likewise.
9280 * symtab.c: Likewise.
9281 * target.def: Likewise.
9282 * toplev.c: Likewise.
9283 * tree-call-cdce.c: Likewise.
9284 * tree-cfg.c: Likewise.
9285 * tree-complex.c: Likewise.
9286 * tree-core.h: Likewise.
9287 * tree-eh.c: Likewise.
9288 * tree-inline.c: Likewise.
9289 * tree-loop-distribution.c: Likewise.
9290 * tree-nrv.c: Likewise.
9291 * tree-profile.c: Likewise.
9292 * tree-sra.c: Likewise.
9293 * tree-ssa-alias.c: Likewise.
9294 * tree-ssa-dce.c: Likewise.
9295 * tree-ssa-dom.c: Likewise.
9296 * tree-ssa-forwprop.c: Likewise.
9297 * tree-ssa-loop-im.c: Likewise.
9298 * tree-ssa-loop-ivcanon.c: Likewise.
9299 * tree-ssa-loop-ivopts.c: Likewise.
9300 * tree-ssa-loop-niter.c: Likewise.
9301 * tree-ssa-phionlycprop.c: Likewise.
9302 * tree-ssa-phiopt.c: Likewise.
9303 * tree-ssa-propagate.c: Likewise.
9304 * tree-ssa-threadedge.c: Likewise.
9305 * tree-ssa-threadupdate.c: Likewise.
9306 * tree-ssa-uninit.c: Likewise.
9307 * tree-ssanames.c: Likewise.
9308 * tree-streamer-out.c: Likewise.
9311 * vr-values.c: Likewise.
9313 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
9315 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
9316 (ix86_split_xorsign): Ditto.
9317 * config/i386/i386.c (ix86_expand_xorsign): New function.
9318 (ix86_split_xorsign): Ditto.
9319 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
9320 (xorsign<mode>3): New expander.
9321 (xorsign<mode>3_1): New insn_and_split pattern.
9322 * config/i386/sse.md (xorsign<mode>3): New expander.
9324 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9326 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
9327 (*tablejump_sp64): Likewise.
9328 (*tablejump<P:mode>): ...this.
9329 (*call_address_sp32): Merge into...
9330 (*call_address_sp64): Likewise.
9331 (*call_address<P:mode>): ...this.
9332 (*call_symbolic_sp32): Merge into...
9333 (*call_symbolic_sp64): Likewise.
9334 (*call_symbolic<P:mode>): ...this.
9335 (call_value): Remove constraint and add predicate.
9336 (*call_value_address_sp32): Merge into...
9337 (*call_value_address_sp64): Likewise.
9338 (*call_value_address<P:mode>): ...this.
9339 (*call_value_symbolic_sp32): Merge into...
9340 (*call_value_symbolic_sp64): Likewise.
9341 (*call_value_symbolic<P:mode>): ...this.
9342 (*sibcall_symbolic_sp32): Merge into...
9343 (*sibcall_symbolic_sp64): Likewise.
9344 (*sibcall_symbolic<P:mode>): ...this.
9345 (sibcall_value): Remove constraint and add predicate.
9346 (*sibcall_value_symbolic_sp32): Merge into...
9347 (*sibcall_value_symbolic_sp64): Likewise.
9348 (*sibcall_value_symbolic<P:mode>): ...this.
9349 (window_save): Minor tweak.
9350 (*branch_sp32): Merge into...
9351 (*branch_sp64): Likewise.
9352 (*branch<P:mode>): ...this.
9354 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9355 James Clarke <jrtc27@jrtc27.com>
9358 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9359 consistently in TLS address generation and adjust code to the renaming
9360 of patterns. Mark calls to __tls_get_addr as const.
9361 * config/sparc/sparc.md (tgd_hi22): Turn into...
9362 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9363 (tgd_lo10): Turn into...
9364 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9365 (tgd_add32): Merge into...
9366 (tgd_add64): Likewise.
9367 (tgd_add<P:mode>): ...this and use Pmode throughout.
9368 (tldm_hi22): Turn into...
9369 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9370 (tldm_lo10): Turn into...
9371 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9372 (tldm_add32): Merge into...
9373 (tldm_add64): Likewise.
9374 (tldm_add<P:mode>): ...this and use Pmode throughout.
9375 (tldm_call32): Merge into...
9376 (tldm_call64): Likewise.
9377 (tldm_call<P:mode>): ...this and use Pmode throughout.
9378 (tldo_hix22): Turn into...
9379 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
9380 (tldo_lox10): Turn into...
9381 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
9382 (tldo_add32): Merge into...
9383 (tldo_add64): Likewise.
9384 (tldo_add<P:mode>): ...this and use Pmode throughout.
9385 (tie_hi22): Turn into...
9386 (tie_hi22<P:mode>): ...this and use Pmode throughout.
9387 (tie_lo10): Turn into...
9388 (tie_lo10<P:mode>): ...this and use Pmode throughout.
9389 (tie_ld64): Use DImode throughout.
9390 (tie_add32): Merge into...
9391 (tie_add64): Likewise.
9392 (tie_add<P:mode>): ...this and use Pmode throughout.
9393 (tle_hix22_sp32): Merge into...
9394 (tle_hix22_sp64): Likewise.
9395 (tle_hix22<P:mode>): ...this and use Pmode throughout.
9396 (tle_lox22_sp32): Merge into...
9397 (tle_lox22_sp64): Likewise.
9398 (tle_lox22<P:mode>): ...this and use Pmode throughout.
9399 (*tldo_ldub_sp32): Merge into...
9400 (*tldo_ldub_sp64): Likewise.
9401 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
9402 (*tldo_ldub1_sp32): Merge into...
9403 (*tldo_ldub1_sp64): Likewise.
9404 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
9405 (*tldo_ldub2_sp32): Merge into...
9406 (*tldo_ldub2_sp64): Likewise.
9407 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
9408 (*tldo_ldsb1_sp32): Merge into...
9409 (*tldo_ldsb1_sp64): Likewise.
9410 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
9411 (*tldo_ldsb2_sp32): Merge into...
9412 (*tldo_ldsb2_sp64): Likewise.
9413 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
9414 (*tldo_ldub3_sp64): Use DImode throughout.
9415 (*tldo_ldsb3_sp64): Likewise.
9416 (*tldo_lduh_sp32): Merge into...
9417 (*tldo_lduh_sp64): Likewise.
9418 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
9419 (*tldo_lduh1_sp32): Merge into...
9420 (*tldo_lduh1_sp64): Likewise.
9421 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
9422 (*tldo_ldsh1_sp32): Merge into...
9423 (*tldo_ldsh1_sp64): Likewise.
9424 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
9425 (*tldo_lduh2_sp64): Use DImode throughout.
9426 (*tldo_ldsh2_sp64): Likewise.
9427 (*tldo_lduw_sp32): Merge into...
9428 (*tldo_lduw_sp64): Likewise.
9429 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
9430 (*tldo_lduw1_sp64): Use DImode throughout.
9431 (*tldo_ldsw1_sp64): Likewise.
9432 (*tldo_ldx_sp64): Likewise.
9433 (*tldo_stb_sp32): Merge into...
9434 (*tldo_stb_sp64): Likewise.
9435 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
9436 (*tldo_sth_sp32): Merge into...
9437 (*tldo_sth_sp64): Likewise.
9438 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
9439 (*tldo_stw_sp32): Merge into...
9440 (*tldo_stw_sp64): Likewise.
9441 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
9442 (*tldo_stx_sp64): Use DImode throughout.
9444 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9446 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
9447 check configure option to set BTI and Return Address Signing.
9448 * configure.ac: Add --enable-standard-branch-protection and
9449 --disable-standard-branch-protection.
9450 * configure: Regenerated.
9451 * doc/install.texi: Document the same.
9453 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9454 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9456 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
9457 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
9458 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
9460 * config/aarch64/aarch64-bti-insert.c: New file.
9461 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
9463 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
9465 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
9466 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
9467 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
9468 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
9470 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9472 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
9473 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
9474 Disable bti for -mbranch-protection=none.
9475 (aarch64_handle_standard_branch_protection): Enable bti for
9476 -mbranch-protection=standard.
9477 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
9478 -mbranch-protection.
9479 (aarch64_bti_enabled): Check if bti is enabled.
9480 * config/aarch64/aarch64.opt: Declare target variable.
9481 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
9483 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9485 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
9486 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
9487 (aarch64_expand_epilogue): Likewise.
9488 (aarch64_output_mi_thunk): Likewise
9489 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
9490 TAILCALL_ADDR_REGS to x16 and x17.
9491 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
9493 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9495 * config/aarch64/aarch64-option-extensions.def: Define
9496 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
9497 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
9498 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
9499 (AARCH64_FL_PREDRES): New.
9500 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
9501 AARCH64_FL_PREDRES by default.
9502 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
9504 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9506 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
9508 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
9509 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
9510 * doc/invoke.texi: Document ARMv8.5-A.
9512 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
9514 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
9515 (xorsign<mode>3): Likewise.
9517 2019-01-09 Jelinek <jakub@redhat.com>
9520 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
9521 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
9523 PR rtl-optimization/88331
9524 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
9525 not currently_expanding_to_rtl.
9527 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9529 * doc/invoke.texi (-Os): Remove trailing spaces.
9530 (-finline-functions): Remove reference to -O2.
9532 2019-01-08 Jakub Jelinek <jakub@redhat.com>
9534 PR rtl-optimization/79593
9535 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
9537 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
9538 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
9540 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
9543 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
9547 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
9548 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
9550 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
9553 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
9554 ix86_avx_u128_mode_entry.
9556 2019-01-08 Martin Liska <mliska@suse.cz>
9558 PR tree-optimization/88753
9559 * tree-switch-conversion.c (switch_conversion::build_one_array):
9560 Come up with local variable constructor. Convert first to
9561 type of constructor values.
9563 2019-01-08 Richard Biener <rguenther@suse.de>
9565 PR tree-optimization/86554
9566 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
9567 rpo_avail): Move earlier.
9568 (visit_nary_op): When value-numbering to expressions
9569 with different overflow behavior make sure there's an
9570 available expression on the path.
9572 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
9574 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
9575 aarch64_parse_branch_protection,
9576 struct aarch64_branch_protect_type,
9577 aarch64_handle_no_branch_protection,
9578 aarch64_handle_standard_branch_protection,
9579 aarch64_validate_mbranch_protection,
9580 aarch64_handle_pac_ret_protection,
9581 aarch64_handle_attr_branch_protection,
9582 accepted_branch_protection_string,
9583 aarch64_pac_ret_subtypes,
9584 aarch64_branch_protect_types,
9585 aarch64_handle_pac_ret_leaf): Define.
9586 (aarch64_override_options_after_change_1, aarch64_override_options):
9587 Add check for accepted_branch_protection_string.
9588 (aarch64_option_save): Save accepted_branch_protection_string.
9589 (aarch64_option_restore): Save accepted_branch_protection_string.
9590 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
9591 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
9592 msign-return-address.
9593 * doc/invoke.texi: Add mbranch-protection.
9595 2019-01-08 Alan Modra <amodra@gmail.com>
9598 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
9599 Delete "unknownp" parameter. Adjust callers. Handle
9600 CONST_INT, PLUS, MINUS, and MULT.
9601 (attr_value_aligned): Renamed from or_attr_value.
9602 (min_attr_value): Return INT_MIN for unhandled rtl case..
9603 (min_fn): ..and translate to INT_MAX here.
9604 (write_length_unit_log): Modify to cope without "unknown".
9605 (write_attr_value): Handle IF_THEN_ELSE.
9607 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9609 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
9610 optimization for masked stores.
9612 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9615 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
9616 output vector directly to duplicate_and_interleave instead of
9617 going through a temporary. Postpone insertion of ctor_seq to
9618 the end of the loop.
9620 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
9623 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
9624 unsigned_p. Handle signed and unsigned overflow correction as
9626 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
9628 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
9630 (add<mode>3_compareV_imm): Make this callable for expanding.
9631 (subv<GPI:mode>4): Use register_operand for operand 1. Use
9632 aarch64_plus_operand for operand 2.
9633 (subv<GPI:mode>_insn): New insn pattern.
9634 (subv<GPI:mode>_imm): Likewise.
9635 (negv<GPI:mode>3): New expand pattern.
9636 (negv<GPI:mode>_insn): New insn pattern.
9637 (negv<GPI:mode>_cmp_only): Likewise.
9638 (cmpv<GPI:mode>_insn): Likewise.
9639 (subvti4): Use register_operand for operand 1. Update call to
9640 aarch64_expand_subvti.
9641 (usubvti4): Likewise.
9642 (negvti3): New expand pattern.
9643 (negdi_carryout): New insn pattern.
9644 (negvdi_carryinV): New insn pattern.
9645 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
9646 version the named version.
9647 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
9649 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
9651 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
9653 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
9654 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
9655 (sub<mode>3_carryinCV): Delete.
9656 (sub<GPI:mode>3_carryinV): New expand pattern.
9657 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
9659 2019-01-07 Richard Biener <rguenther@suse.de>
9661 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
9662 of tree_operand_hash.
9664 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9666 PR tree-optimization/88598
9667 * tree.h (single_nonzero_element): Declare.
9668 * tree.c (single_nonzero_element): New function.
9669 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
9670 if I is the only nonzero element of CST.
9672 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9674 PR tree-optimization/88598
9675 * tree.h (initializer_each_zero_or_onep): Declare.
9676 * tree.c (initializer_each_zero_or_onep): New function.
9677 (signed_or_unsigned_type_for): Handle float types too.
9678 (unsigned_type_for, signed_type_for): Update comments accordingly.
9679 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
9680 x & { 0 or -1, 0 or -1, ... }.
9682 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
9684 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
9685 with x86_64-pc-linux-gnu.
9687 2019-01-07 Tom de Vries <tdevries@suse.de>
9690 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
9692 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
9695 2019-01-07 Jakub Jelinek <jakub@redhat.com>
9697 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
9698 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
9699 TARGET_AVX512F as condition.
9702 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
9703 const_not_ok_for_debug_p target hook.
9704 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
9705 on UNSPEC and subexpressions thereof if all subexpressions of the
9706 UNSPEC are CONSTANT_P.
9708 PR tree-optimization/88676
9709 * tree-ssa-phiopt.c (two_value_replacement): New function.
9710 (tree_ssa_phiopt_worker): Call it.
9713 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
9714 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
9717 * tree-vect-generic.c: Include insn-config.h and recog.h.
9718 (expand_vector_piecewise): Add defaulted ret_type argument,
9719 if non-NULL, use that in preference to type for the result type.
9720 (expand_vector_parallel): Formatting fix.
9721 (do_vec_conversion, do_vec_narrowing_conversion,
9722 expand_vector_conversion): New functions.
9723 (expand_vector_operations_1): Call expand_vector_conversion
9724 for VEC_CONVERT ifn calls.
9725 * internal-fn.def (VEC_CONVERT): New internal function.
9726 * internal-fn.c (expand_VEC_CONVERT): New function.
9727 * fold-const-call.c (fold_const_vec_convert): New function.
9728 (fold_const_call): Use it for CFN_VEC_CONVERT.
9729 * doc/extend.texi (__builtin_convertvector): Document.
9731 2019-01-07 Tom de Vries <tdevries@suse.de>
9733 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
9734 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
9735 vector_red_partition, vector_red_sym): New global variables.
9736 (nvptx_option_override): Initialize vector_red_sym.
9737 (nvptx_declare_function_name): Restore red_partition register.
9738 (nvptx_file_end): Emit code to declare the vector reduction variables.
9739 (nvptx_output_red_partition): New function.
9740 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
9741 large vector reductions.
9742 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
9743 (nvptx_init_builtins): Add VECTOR_ADDR.
9744 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
9745 Handle nvptx_expand_shared_addr.
9746 (nvptx_get_shared_red_addr): Add vector argument and handle large
9748 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
9750 (nvptx_goacc_reduction_init): Likewise.
9751 (nvptx_goacc_reduction_fini): Likewise.
9752 (nvptx_goacc_reduction_teardown): Likewise.
9753 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
9754 init,fini,teardown}.
9755 (nvptx_init_axis_predicate): Initialize vector_red_partition.
9756 (nvptx_set_current_function): Init vector_red_partition.
9757 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
9758 (nvptx_red_partition): New insn.
9759 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
9761 2019-01-07 Tom de Vries <tdevries@suse.de>
9764 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
9767 2019-01-07 Tom de Vries <tdevries@suse.de>
9769 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
9770 (nvptx_option_override): Init oacc_bcast_partition.
9771 (nvptx_init_oacc_workers): New function.
9772 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
9773 (nvptx_needs_shared_bcast): New function.
9774 (nvptx_find_par): Generalize to enable vectors to use shared-memory
9776 (nvptx_shared_propagate): Initialize vector bcast partition and
9777 synchronization state.
9778 (nvptx_single): Generalize to enable vectors to use shared-memory
9780 (nvptx_process_pars): Likewise.
9781 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
9782 * config/nvptx/nvptx.h (struct machine_function): Add
9783 bcast_partition and sync_bar members.
9785 2019-01-07 Tom de Vries <tdevries@suse.de>
9787 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
9788 (nvptx_apply_dim_limits): New function.
9789 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
9792 2019-01-07 Tom de Vries <tdevries@suse.de>
9794 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
9795 as late as possible.
9797 2019-01-07 Tom de Vries <tdevries@suse.de>
9799 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
9800 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
9801 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
9802 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
9803 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
9805 2019-01-07 Tom de Vries <tdevries@suse.de>
9807 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
9809 2019-01-07 Tom de Vries <tdevries@suse.de>
9811 * omp-offload.c (oacc_get_min_dim): New function.
9812 * omp-offload.h (oacc_get_min_dim): Declare.
9814 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
9817 * config/i386/i386.c (function_value_ms_64): Return small sturct in
9818 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
9820 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9824 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
9826 * ipa-inline.c (edge_badness): Use inlined_time instead of
9827 inline_summaries->get.
9829 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9831 * opts.c (enable_fdo_optimizations): Enable
9832 version-loops-for-strides, loop-interchange, unrol-and-jam
9833 and tree-loop-distribution.
9834 * invoke.texi: Document newly enabled options.
9836 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9838 * doc/invoke.texi (max-inline-insns-small): New parameters.
9839 * ipa-inline.c (want_early_inline_function_p): simplify.
9840 (want_inline_small_function_p): Fix pasto from previous patch;
9841 use max-inline-insns-small bound.
9842 * params.def (max-inline-insns-small): New param.
9843 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
9844 variables correctly.
9846 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9848 * doc/invoke.texi: Document max-inline-insns-size,
9849 uninlined-function-insns, uninlined-function-time,
9850 uninlined-thunk-insns and uninlined-thunk-time.
9851 * params.def: Add max-inline-insns-size,
9852 uninlined-function-insns, uninlined-function-time,
9853 uninlined-thunk-insns and uninlined-thunk-time.
9854 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
9856 * ipa-inline.c (can_inline_edge_by_limits_p,
9857 want_inline_small_function_p): Use new parameters.
9859 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9861 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
9863 2019-01-05 Jakub Jelinek <jakub@redhat.com>
9867 * expr.c (expand_assignment): For calls returning VLA structures
9868 if to_rtx is not a MEM, force it into a stack temporary.
9871 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
9872 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
9873 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
9874 subexpressions of both operands.
9875 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
9876 subrtxes are CONSTANT_P.
9877 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
9880 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
9882 * params.def (hot-bb-count-ws-permille): Set to 990.
9884 2019-01-04 Martin Sebor <msebor@redhat.com>
9887 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
9890 2019-01-04 Martin Sebor <msebor@redhat.com>
9893 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
9895 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9897 * gdbinit.in: Turn off pagination for the skip commands, restore
9898 it to previous state afterwards.
9900 2019-01-04 Jakub Jelinek <jakub@redhat.com>
9903 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
9904 of GET_MODE (opN) as modes of the libcall arguments.
9906 2019-01-04 Jan Beulich <jbeulich@suse.com>
9908 * config/i386/sse.md
9909 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
9910 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
9911 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9912 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
9913 avx512f_vmcmp<mode>3<round_saeonly_name>,
9914 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
9915 avx512f_maskcmp<mode>3,
9916 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9917 <avx512>_cvt<ssemodesuffix>2mask<mode>,
9918 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9919 *<avx512>_cvtmask2<ssemodesuffix><mode>,
9920 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9921 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
9922 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9923 <avx512>_gt<mode>3<mask_scalar_merge_name>,
9924 <avx512>_testm<mode>3<mask_scalar_merge_name>,
9925 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
9926 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
9927 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
9928 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
9929 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
9930 avx512cd_maskb_vec_dup<mode>,
9931 avx512cd_maskw_vec_dup<mode>,
9932 avx512dq_fpclass<mode><mask_scalar_merge_name>,
9933 avx512dq_vmfpclass<mode>,
9934 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
9937 2019-01-03 Martin Sebor <msebor@redhat.com>
9939 PR tree-optimization/88659
9940 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
9942 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
9944 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
9945 unaligned vsx and avoid lxvd2x/stxvd2x.
9946 (gen_lvx_v4si_move): New function.
9948 2019-01-03 Tom de Vries <tdevries@suse.de>
9950 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
9951 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
9953 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
9955 2019-01-03 Tom de Vries <tdevries@suse.de>
9957 * config/nvptx/nvptx.c (struct offload_attrs): New.
9958 (populate_offload_attrs): New function. Factor mask extraction out of
9959 nvptx_reorg. Add extraction of dimensions.
9960 (nvptx_reorg): Use populate_offload_attrs.
9962 2019-01-03 Tom de Vries <tdevries@suse.de>
9964 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
9965 cases for oacc_min_dims_p and routine_p. Add asserts for
9966 oacc_default_dims_p and offload_region_p.
9968 2019-01-03 Tom de Vries <tdevries@suse.de>
9970 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
9972 (nvptx_goacc_validate_dims): ... here.
9974 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9976 PR tree-optimization/85574
9977 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
9979 (struct ssa_equip_hash_traits): Declare.
9980 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
9982 2019-01-03 Jakub Jelinek <jakub@redhat.com>
9985 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
9986 change it to qualified_type.
9988 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
9990 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
9991 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
9993 2019-01-02 Martin Sebor <msebor@redhat.com>
9994 Jeff Law <law@redhat.com>
9996 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
9997 (get_range_strlen_tree): Update appropriately.
9999 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10001 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10002 rather than set_range_info.
10003 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10004 maybe_set_strlen_range. Handle potentially boundary crossing
10005 cases more conservatively.
10006 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10007 Call set_strlen_range.
10008 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10010 PR middle-end/88663
10011 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10012 need the flexp argument.
10013 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10014 from calls to get_range_strlen. Update comments. Just update
10015 VAL for an unterminated const char array and let the reset of the
10016 code handle it normally. No longer try to set *flexp. Adjust
10018 (get_range_strlen): Update for the new get_range_strlen API.
10019 (get_maxval_strlen): Similarly.
10020 (gimple_fold_builtin_strlen): Handle update meaning of return value
10021 from get_range_strlen.
10022 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10023 get_range_strlen API.
10025 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10028 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10029 false at WPA time when body was removed.
10031 2019-01-02 Martin Liska <mliska@suse.cz>
10033 PR tree-optimization/88650
10034 * predict.c (set_even_probabilities): Calculate probability
10035 remainer only when really used.
10037 2019-01-02 Richard Biener <rguenther@suse.de>
10039 PR middle-end/88651
10040 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10041 widest_ints when mangling max_stmt_execution results.
10043 2019-01-02 Richard Biener <rguenther@suse.de>
10045 PR tree-optimization/88621
10046 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10047 bitfields when canoncalizing.
10049 2019-01-02 Richard Biener <rguenther@suse.de>
10052 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10053 cost of cheap SSE instruction.
10055 2019-01-02 Richard Biener <rguenther@suse.de>
10058 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10059 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10061 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10062 set after UIDs before splitting them.
10064 2019-01-01 Martin Sebor <msebor@redhat.com>
10065 Jeff Law <law@redhat.com>
10067 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10068 length is optimistic. If it is, then arrange to compute the
10069 conservative length as well.
10071 * gimple-fold.h (get_range_strlen): Update prototype.
10072 * builtins.c (check_access): Update call to get_range_strlen to use
10073 c_strlen_data pointer. Change various variable accesses to instead
10074 pull data from the c_strlen_data structure.
10075 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10076 * calls.c (maybe_warn_nonstring_arg): Likewise.
10077 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10078 minimum length if maximum lengh is unknown.
10079 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10080 that used c_strlen, it's no longer needed. Restructure slightly.
10081 (format_string): Set unlikely range appropriately.
10082 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10084 (get_range_strlen): Accept c_strlen_data pointer for external
10085 call sites as well. Pass through to call to internal get_range_strlen.
10086 Adjust minlen, maxlen and maxbound as needed.
10087 (get_maxval_strlen): Update comments.
10088 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10089 to use c_strlen_data pointer. Change variable accesses to instead
10090 use c_strlen_data data members.
10092 * gimple-fold.c (get_range_strlen): Update prototype.
10093 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10094 local variables. Use pdata to return information to caller.
10095 Update calls to get_range_strlen. Update pdata->maxbound.
10096 (get_range_strlen -- static version): Similarly.
10097 (get_range_strlen -- extern version): Update for internal
10098 get_range_strlen API change. Convert to external data format.
10099 (get_maxval_strlen): Similarly.
10101 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10103 * coverage.c (get_coverage_counts): Use current_function_decl.
10104 * profile.c (read_thunk_profile): New function.
10105 (branch_prob): Add THUNK parameter.
10106 * tree-profile.c (tree_profiling): Handle thunks.
10107 * value-prof.c (init_node_map): Handle thunks.
10108 * value-prof.h (branch_prob): Upate prototype.
10109 (read_thunk_profile): Declare.
10111 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10113 Update copyright years.
10115 * gcc.c (process_command): Update copyright notice dates.
10116 * gcov-dump.c (print_version): Ditto.
10117 * gcov.c (print_version): Ditto.
10118 * gcov-tool.c (print_version): Ditto.
10119 * gengtype.c (create_file): Ditto.
10120 * doc/cpp.texi: Bump @copying's copyright year.
10121 * doc/cppinternals.texi: Ditto.
10122 * doc/gcc.texi: Ditto.
10123 * doc/gccint.texi: Ditto.
10124 * doc/gcov.texi: Ditto.
10125 * doc/install.texi: Ditto.
10126 * doc/invoke.texi: Ditto.
10128 Copyright (C) 2019 Free Software Foundation, Inc.
10130 Copying and distribution of this file, with or without modification,
10131 are permitted in any medium without royalty provided the copyright
10132 notice and this notice are preserved.